• ES152090A1 - PROCEDURE TO OBTAIN FROM THE TURBAS HUMMACOS COLOIDALES, WITH CATALYTIC ACTIVITY TO ACT AS NITRIFICER FERTILIZERS : en es
  • ES154064A1 - PROVISION FOR THE ENTRY OF CABLES OR ELECTRICAL COINDUCTORS IN ENCLOSURES OF APPLIANCES, BOXES AND ANALOGS : en es
  • ES154609A1 - IMPROVED METHOD FOR COLOR PHOTOGRAPHY : en es
  • ES155404A1 - PROCEDURE TO OBTAIN DI- (AMINOBENZOLUSION) IMIDAS : en es
  • ES155644A3 - CHAMBER SILO FOR CEREALS : en es
  • ES155681A1 - AUTOMATIC GASOGENO TO OPERATE LSO EXPLOSION ENGINES : en es
  • ES157335A1 - INSTALLATION TO OBTAIN STEREOSCOPIC VISIBILITY FOR BOTH EYES, OF SCREEN IMAGES : en es
  • ES157708A1 - A BLOCK OF CYLINDERS COMPOSED OF SEVERAL LONGITUDINAL SECTIONS, ESPECIALLY INTENDED FOR EXPLOSION ENGINES : en es
  • ES158397A1 - A PROCEDURE FOR USING ALUMINUM AND SILICON ALLOYS AS A MATERIAL FOR MOVING MACHINE PARTS, FOR EXAMPLE, EMBROIDERY, BEARINGS, HELICAL AND DENTED WHEELS, VIBRATORY AND SIMILAR STONES : en es
  • ES158572A3 - A PROCEDURE FOR THE CONSTRUCTION OF ELECTRIC, DRY, REDUCED VOLUME BATTERIES : en es
  • DE658201C - Electrostatic converter for converting direct current into alternating current : de en
  • ES152389A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF FOOTWEAR WITH WOODEN SOLE : en es
  • ES152762A1 - A RECEIVING PROVISION WITH LOCKOUT CIRCUIT : en es
  • ES153870A1 - AN ELECTRICAL ASSEMBLY CONTAINING TWO OSCILLATORS OR AMPLIFIERS WITH ELECTRIC SHOCK PIPES, AS WELL AS A CONSUMER APPARATUS, AND IN WHICH THE OSCILLATOR OR AMPLIFIER THAT NORMALLY FEEDS THE CONSUMER DEVICE IS REPLACED BY THE OTHER IN THE EVENT OF A FAILURE : en es
  • ES157257A1 - IMPROVEMENTS IN THE MANUFACTURE OF HOLLOW BODIES, ESPECIALLY PIPES, OF CEMENT PASTE OR OTHER PLASTIC MATERIALS : en es
  • ES158817A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES159154A1 - SOME PERFECTIONS IN THE PREPARATION OF FABRICS INTENDED FOR THE MANUFACTURE : en es
  • ES159325A1 - AN IMPROVEMENT IN THE MANUFACTURE OF BUTTONS LINED WITH CORONA : en es
  • ES159440A1 - A PROCEDURE TO MAKE REFRACTORY CONSTRUCTIONS, ESPECIALLY WALLS : en es
  • ES159534A1 - A CARBON GASOGEN ADAPTED FOR VEHICLES WITH EXPLOSION ENGINES : en es
  • ES151965A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF PRESSURE PIPES AND OTHER CONSTRUCTION ELEMENTS, IN WHOSE COMPOSITION THEY ENTER METAL FIBERS : en es
  • ES152903A1 - A PROCEDURE TO OBTAIN LAYERS SENSITIVE TO LIGHT : en es
  • ES157400A1 - PROCEDURE FOR REBALANCING AND FLUIDIFICATION OF BLOCKS, RESINS AND COLOPHONY : en es
  • ES158485A1 - A FILTER SYSTEM DEPURATOR FOR GAS GAS : en es
  • ES158768A1 - AIR COOLED NOZZLE FOR POOR GAS GENERATORS FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES : en es
  • ES159532A1 - SINGLE AUTOMATIC UNIPOLAR CIRCUIT BREAKER, FOR PUSH BATTERY CHARGING OF ACCUMULATORS : en es
  • ES159743A1 - PROCEDURE FOR THE OBTAINING OF PAINTS AND VARNISHES : en es
  • DE732503C - Box-shaped cold cartridge with stiffened long sides to accommodate a cold carrier : de en
  • DE732589C - Spark plug : de en
  • DE732423C - Hollow pipeline with a rectangular cross-section for the transmission of very short electrical waves : de en
  • DK60642C - Arc welding transformer. : da en
  • US2312930A - Orthoptic apparatus : en
  • ES151772A3 - AN IMPROVEMENT IN THE MANUFACTURE OF SYRINGES FOR INJECTIONS : en es
  • ES153092A1 - DOUBLE-EFFECT MONTACARGAS DEVICE, PARTICULARLY USED IN THE ELEVATION OF MATERIALS FOR THE CONSTRUCTION OF BUILDINGS AND OTHER SIMILAR WORKS : en es
  • ES157159A1 - A PROVISION ON AUTOCOCTION ELECTRODES : en es
  • ES158225A2 - AN APPARATUS FOR MANUFACTURING COMPOSITE SHEETS : en es
  • ES158981A1 - ELECTRIC HEATER FOR LIQUIDS : en es
  • ES159634A1 - GASOGEN APPLICABLE PRIMARILY TO VEHICLES MOVED BY EXPLOSION ENGINE : en es
  • GB551671A - Production of filter elements : en
  • US2312323A - Roller drive for kelly joints : en
  • US2312326A - Refrigerator : en
  • US2312369A - Toy balloon : en
  • US2312980A - Breaker device for electrical circuits : en
  • US2312341A - Packed swivel joint : en
  • CA410835A - Motor temperature protecting system : en fr
  • FR879653A - Process for the preparation of substituted alkyl derivatives of hydroquinone and naphthohydroquinone : en fr
  • ES152006A2 - A PROCEDURE FOR PREPARING SULFANILYL-GUANIDINE : en es
  • ES155177A1 - IMPROVEMENTS IN THE MANUFACTURE OF PIPES OF CENTRIFUGAL CONCRETE : en es
  • ES156901A1 - A HANDLE HANDLE OF A TRICOTOUS MACHINE TO REMOVE AUTOMATICALLY : en es
  • US2312986A - Film drier cabinet : en
  • US2312604A - Device for conditioning oil : en
  • ES152179A1 - IMPROVEMENTS IN THE LANOLINE MANUFACTURING PROCEDURE : en es
  • ES153394A1 - A VACUUM RELAY : en es
  • ES155112A1 - PROCEDURE FOR THE MANUFACTURE OF A LIGHT METAL BUNDLE OBTAINED BY INJECTED OR PRESSED FOUNDRY : en es
  • US2312421A - Direction finding system : en
  • US2313013A - Charging crane for fireless locomotives : en
  • US2312327A - Article rack : en
  • US2312599A - Register mount : en
  • ES150116A1 - A PROCEDURE FOR OBTAINING A COVER MEDIUM : en es
  • ES151895A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BALLESTAJES, ESPECIALLY FOR AUTOMOTIVE VEHICLES : en es
  • ES152028A1 - A NEW RIVETING PROCEDURE : en es
  • ES154891A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF COLD THROUGH VALUE : en es
  • ES155229A1 - PROCEDURE TO INDIVIDUALLY ACHIEVE THE NEUTRALIZATION OF GASES, ESPECIALLY OF THE VICINATING TYPE : en es
  • ES155413A1 - CARBURETOR FOR EXPLOSION ENGINES, SUPPLIED BY ACETYLENE GAS : en es
  • ES157216A1 - CARBONIZATION PROCEDURE, OVEN DEVICES FOR CARBONIZATION AND AUTOMATIC DRIVING OF OPERATIONS : en es
  • ES152490A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE PATENT Ns 152190 : en es
  • ES152783A1 - A NEW POLISHED STEEL SCREW MANUFACTURING SYSTEM, ALSO CALLED HEXAGONAL HEAD BASE ROTARY CALIBRATOR ROD THREADED IN ITS TWO EXTREMITIES, PLACING THE HEAD OR NUT IN ONE OF THEM AND FIXING IT WITH A CYLINDRICAL PRESSURE PIN INSERTED AT THE TWO WALLS OF UNION : en es
  • ES152987A1 - A PROCEDURE FOR THE MANUFACTURE OF SCAYOLS PREPARED FOR CLINICAL AND LABORATORY, DENTAL AND MEDICAL USES : en es
  • ES153665A1 - METHOD OF ENRIADO DE LA FIBRA DE COCO : en es
  • ES155529A1 - PROVISION WITH YOUR SCREEN PROCEDURE FOR STEEL PLATE VALVE SPACERS : en es
  • ES158021A1 - A PROCEDURE FOR THE MANUFACTURE OF JAMS, JEWELS AND SIMILAR FRUITS : en es
  • ES158721A1 - SECURITY DEVICE FOR ELECTRICAL OUTLET TROUS : en es
  • ES152533A1 - A POLYPHONE OR TELEPHONE CENTER THAT ALLOWS THE RECEPTION OF CALLS BOTH THROUGH A MICROPHONE AND THROUGH A RADIO RECEIVER : en es
  • ES154273A1 - PROCEDURE FOR OBTAINING THE EXTRACT OF POTATO FLOUR AND HONIATE : en es
  • ES154897A1 - IMPROVEMENTS IN THE PROCEDURES TO REMOVE THE MUCILAGO OF THE MUCILAGINOUS PLANTS IN SEEING TO OBTAIN LIQUENINE AND SIMILAR PRODUCTS : en es
  • US2312792A - Color television system : en
  • ES151555A1 - MAJORAS IN CIRCUIT PROVISIONS FOR THE TRANSMISSION OF ELECTRICAL OSCILLATIONS : en es
  • ES152789A1 - IMPROVEMENTS IN THE WELDING OF DEPOSITS : en es
  • ES153134A1 - IMPROVEMENTS IN PAINTING AND BLANKING MACHINES : en es
  • ES157463A1 - A DIETRICAL SYSTEM CORRECTOR OF THE AMETROPIA OF THE IMMERSE EYE : en es
  • ES157986A1 - PROCEDURE FOR THE PRODUCTION OF NITROGENATED STEELS : en es
  • US2312733A - Process and agent for breaking petroleum emulsions : en
  • US2312605A - Gas turbine plant : en
  • US2312762A - Wringer : en
  • US2312622A - Steam boiler : en
  • US2312675A - Pulp screen and washer : en
  • AU116605B2 - Drive mechanism for tool slide : en
  • DK60656C - Bodywork. : da en
  • ES152364A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF NAIPES : en es
  • ES152390A1 - A PROCEDURE FOR THE SEPARATION OF CERTAIN COMPONENTS THAT CONSTITUTE IMPURITIES OR PRODUCTS TO BE SEPARATED IN LIQUID OR PASTOSE MIXTURES, AND ESPECIALLY IN THE GROSS OR NATURAL OILS AND IN THE USES, SUGARS, SYRUPS AND OTHER ANALOGUE, BY TRANSFORMATION OF THESE COMPONENTS UNDER THE ACTION OF IONIZATION AND CATALYZING INDISTINTA OR JOINTLY : en es
  • ES152717A1 - A CERAMIC SUPPORT ISOLATOR, ESPECIALLY FOR ELECTRONIC LAMPS : en es
  • ES153615A1 - A NEW SUSPENSION SYSTEM FOR BICYCLES, MOTORCYCLES AND ANALOGUE APPLICATIONS : en es
  • ES155653A1 - PROCEDURE FOR OBTAINING CONDENSATION PRODUCTS : en es
  • ES157139A1 - A NEW CLOSURE PROCEDURE FOR INSULATING BOXES FOR ENTUBED ELECTRICAL INSTALLATIONS : en es
  • ES157931A1 - PROCEDURE FOR THE MANUFACTURE OF SUBSTITUTE PRODUCTS OF PETROLEUM DERIVATIVES, STARTING FROM THE PINE RESIN : en es
  • ES158149A1 - A GREAT CABIDA LOADING WAGON EMPTYED BY THE FUND : en es
  • ES158789A1 - PROCEDURE FOR MAKING VEGETABLE CARBON BEZELS : en es
  • ES158837A1 - ELEVATOR DEVICE : en es
  • FR879825A - Visible vertical classification : en fr
  • US2312489A - Means for attaching panels to framework : en
  • US2313004A - Casting of metals : en
  • ES151371A1 - IMPROVEMENT IN LIQUID DOSING AND VAPORIZATION APPARATUS FOR THE PREPARATION OF INFUSIONS : en es
  • ES152519A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT Ns 148196 : en es
  • ES153460A1 - A STEREOSCOPIC TELEMETER : en es
  • ES153700A1 - IMPROVEMENTS IN THE APPLIANCES TO CHECK THE ALTITUDE OF THE AIRCRAFT : en es
  • ES155087A1 - PROCEDURE FOR THE MANUFACTURE OF IRON OXIDES : en es
  • ES157167A1 - A TUNNELY OSCILLATING CIRCUIT FOR ULTRACORTO WAVES : en es
  • ES157527A1 - BURNER OR GAS BURNER, ESPECIALLY INTENDED FOR HOMES, HERMETICALLY CLOSED : en es
  • US2312609A - Sweater : en
  • US2312714A - Gas mask for horses : en
  • US2312957A - Fishing rod holder : en
  • US2312966A - Polymeric material : en
  • ES152909A1 - A PERFECTION IN THE ROTARY PUMPS : en es
  • ES153477A1 - A SELF-INDUCTION COIL WITH IRON NUCLEUS FOR HIGH FREQUENCY : en es
  • ES157424A3 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF LOCKS : en es
  • ES157630A1 - HYDRODYNAMIC TRANSFORMER OF TORQUE, ESPECIALLY FOR AUTOMOTIVE : en es
  • ES157777A1 - PROCEDURE FOR MANUFACTURING FILTERS TO PURIFY SUSPENSION SUBSTANCES AIR : en es
  • ES159207A1 - DEVICE APPLICABLE TO THE "RACHEL" MACHINES, FOR THE OBJECT OF PRODUCING AN INDESMALLABLE CLOSED AND TUPID POINT : en es
  • FR879645A - Improvements to locking devices for rotating clamps : en fr
  • DE732426C - Quick start valve for compressed gas lines of compressed air switches : de en
  • ES152189A2 - PROCEDURE FOR THE SACRIFICATION OF CELLULOSE MATTERS BY MEANS OF MECHANICAL DISINTEGRATION AND SIMULTANEOUS TREATMENT OF MINERAL ACIDS : en es
  • ES152401A1 - A PROCEDURE FOR MANUFACTURING A SUBSTITUTE FOR OLIVE OIL : en es
  • ES152983A1 - A DISPOSAL OF FILTERS, ESPECIALLY TO APPLY IT IN ELECTRICAL NEEDLES OF RADIO-WIRELESS SYSTEMS : en es
  • ES153244A1 - IMPROVEMENTS IN THE CONSTRUCTION OF APPLIANCES TO CARBONIZE WOOD LOGS, BRANCHES AND SHEETS : en es
  • ES154722A1 - LUBRICATION PROCEDURE BY ROLLER FOR GREASE BOXES : en es
  • ES154954A1 - SUPPORT FOR ELECTRIC LAMP : en es
  • ES155469A1 - A GASOGEN : en es
  • ES155486A1 - CARBURETOR SYSTEM FOR EXPLOSION ENGINES, PARTICULARLY APPLICABLE TO GAS FUELS : en es
  • ES158374A1 - DEVICE FOR STARTING AND OPERATING AN ELECTRIC SHOCK SYSTEM WITH GASEOUS ATMOSPHERE : en es
  • ES158601A1 - A PROCEDURE FOR THE PREPARATION OF A MIXTURE FOR IMPREGNATING ELECTRIC CABLES WITH LOW VISCOSITY MINERAL OIL : en es
  • FR879762A - Process for casting metal parts in sand molds : en fr
  • ES155150A1 - IMPROVEMENTS IN CONCRETE TRAVIES : en es
  • ES155531A1 - CONSTRUCTION PROCEDURE OF FLOOR FORGINGS : en es
  • ES157214A1 - GASOGEN FOR EXPLOSION ENGINES : en es
  • ES157661A1 - A PROCEDURE FOR THE OBTAINING OF THE SOURCE OF EAST CALL : en es
  • ES159037A1 - DEVICE FOR THE ELECTRO-THERMAL OBTAINING OF VOLATILE METALS AT THE REDUCTION TEMPERATURE BY REDUCING THEIR OXIDES WITH CARBON : en es
  • ES159104A1 - A REGULATOR DEVICE FOR WIND ENGINES : en es
  • DE732391C - Device for fastening a T-shaped protective tire for tractors or the like. : de en
  • ES151594A1 - IMPROVEMENTS IN RUBBER SWITCHES, RINGS, BUTTONS AND, IN GENERAL, ALL KINDS OF ELECTRICAL CONNECTIONS BASED ON A SWITCH : en es
  • ES152111A1 - GASOLINE AND AUXILIARY ENGINE BRAKE ECONOMIZER : en es
  • ES154293A1 - AUTOMATIC SHOOTING HEAD FOR WORKING ON A LATHE, LATHE-RAVOLVER OR ANY OTHER MACHINE THAT CAN WORK HORIZONTALLY : en es
  • ES154373A1 - HYDRAULIC COMPRESSOR BRAKE, ACTED BY THE OWN MACHINE THAT WISHES TO STOP : en es
  • ES157919A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ROTORS FOR ELECTRICAL MACHINES : en es
  • ES158855A1 - CONNECTION SYSTEM FOR THE ESTABLISHMENT OF LINKS IN TELEPHONE AND SIMILAR INSTALLATIONS : en es
  • US2312329A - Synthetic mounting material for microscopic specimens : en
  • ES152569A1 - IMPROVEMENTS IN THERMAL SWITCHES : en es
  • ES152694A1 - AN ACETYLENE GENERATOR FORMING BODY WITH THE GASOMETER : en es
  • ES153249A1 - IMPROVEMENTS IN ELECTRICAL LAMPS : en es
  • ES154605A1 - FLAT GLASS MANUFACTURING PROCEDURE : en es
  • ES155694A1 - PROCEDURE FOR OBTAINING SULFONAMIDE DERIVATIVES : en es
  • ES157132A1 - PROCEDURE FOR MAKING WELDING IN ELECTRICAL RESISTANCE : en es
  • ES157211A1 - A PROCEDURE TO OBTAIN COPPER OXYCHLORIDE WITH A HIGH DEGREE OF DISPERSION : en es
  • ES158192A1 - IMPROVEMENTS IN THE CONSTRUCTION OF SPRING COLLARS : en es
  • ES158712A1 - PROCEDURE TO PERFORM REACTIONS BETWEEN GASES, LIQUIDS AND SOLID BODIES : en es
  • ES158971A1 - PROCEDURE FOR THE TURBINE OF SULFURATED MINERALS : en es
  • US2312600A - Well mechanism : en
  • CA410792A - Baking oven : en fr
  • CA410857A - Metal tubing tee manufacture : en fr
  • US2312727A - Stamping device : en
  • US2312745A - Milk safe : en
  • ES150459A1 - GAS EQUIPMENT (CARBON OXIDE) TO OBTAIN SAID GAS FOR THE TREATMENT OF MINERAL OR VEGETABLE CARBONS WITH PRODUCTION, DEPURATION AND AUTOMATIC MIXING OF THE SAID GAS : en es
  • ES153492A1 - CHANGE OF SPEEDS FOR BIKES : en es
  • ES158283A2 - A SMALL PHOTO CAMERA : en es
  • ES158446A1 - INSTALLATION OF GAS GENERATOR APPLICABLE PARTICULARLY TO VEHICLES : en es
  • ES151313A1 - TRANSFORMABLE TRUCK IN PLATFORM FOR ARTILLERY SHOOTING PLANTS : en es
  • ES152958A1 - PROCEDURE FOR MANUFACTURING ELECTRICAL CABLES : en es
  • ES153302A1 - ELECTRIC OVEN FOR SALT BATHS : en es
  • ES154212A1 - PROCEDURE TO OBTAIN UINA UNIFORM CRYSTALINE STRUCTURE IN SUBSTANCES THAT ARE SOLIDIFIED : en es
  • ES155012A1 - PROCEDURE FOR OBTAINING N-SULFONIUREAS AND, RESPECTIVELY, N-N'DISULFONYLUREAS : en es
  • ES155541A1 - PROCEDURE FOR OBTAINING A PRODUCT INTENDED FOR CURTITION : en es
  • DE732021C - Process for the production of azo dyes on animal fibers and natural or artificial cellulose fibers, on mixtures of animal fibers with cellulose fibers and on webs of regenerated cellulose : de en
  • FR879832A - New resistors and their manufacturing process : en fr
  • DE732474C - Electron tube arrangement for fanning (generating, amplifying, receiving) ultra-high-frequency oscillations in the range of meter, decimeter or centimeter waves : de en
  • AU329941A - Improved beverage dispenser : en
  • CA410789A - Helicopter : en fr
  • ES152338A1 - AN ADJUSTMENT DEVICE, ESPECIALLY TO TUNE RADIO INSTALLATIONS : en es
  • ES152586A1 - A MACHINE TO PRESS, DIVIDE AND LOVE MASS : en es
  • ES154243A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154477A1 - GASOGEN APPARATUS FOR EXPLOSION ENGINES : en es
  • ES158201A1 - A SMALL PHOTOGRAPHIC CAMERA : en es
  • ES151530A1 - AN ENGINE VEHICLE, USED AS A TRACTOR AND TO PROMOTE WORK MACHINES : en es
  • ES151792A1 - PROCEDURE FOR THE MANUFACTURE OF A MATERIAL FOR HIGH FREQUENCY NUCLEI : en es
  • ES152342A1 - NEW METHOD FOR THE TREATMENT OF ARTIFICIAL SPONGES : en es
  • ES152488A1 - IMPROVEMENTS INTRODUCED IN WHEEL COVERS USED AS A WING : en es
  • ES154157A1 - MANUFACTURING PROCEDURE FOR A NEW SUBSTITUTE FOR FOOTWEAR LEATHER SOLE : en es
  • ES154570A1 - SYSTEM OF APPLICATION OF FUEL TO VEHICLES OF ALL KINDS OPERATED BY INTERNAL COMBUSTION ENGINE IN WHICH THE COMPRESSED GAS IS USED, OR THE MIXTURE OF BOTH COMPRESSED : en es
  • ES158248A1 - PROCEDURE FOR THE PREPARATION OF GUANAMINES OF HIGH MOLECULAR WEIGHT, AS WELL AS THEIR DERIVATIVES SOLUBLE IN WATER : en es
  • ES159303A3 - AN INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF SIMPLE OR ARMORED, FLEXIBLE AND CONTINUOUS OR ENDLESS INSULATING TUBE : en es
  • FR879617A - New product that can be used as glue : en fr
  • GB551587A - Improvements in or relating to slip clutch mechanism : en
  • US2312929A - Roughing broach : en
  • DE732582C - Device for tensioning wires on concrete formwork : de en
  • ES150769A1 - A PROCEDURE FOR THE MANUFACTURE OF FEET FOR PRECISION MECHANICAL APPLIANCES, ESPECIALLY FOR OFFICE MACHINES : en es
  • ES152133A1 - AN APPARATUS TO PRINT VIBRATIONS : en es
  • ES152931A2 - IMPROVEMENTS IN THE CONSTRUCTION OF PAVERS OR TILE FOR FLOORS : en es
  • ES153966A1 - PROCEDURE FOR THE MANUFACTURE OF RUBBER SOLE : en es
  • ES154376A1 - APPARATUS TO PROVIDE AUDITION TO THE DEAF : en es
  • ES155157A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF LOCOMOTIVE TELECOMMUNICATION CABLES : en es
  • ES155381A1 - A GASOGEN : en es
  • ES155383A1 - IMPROVEMENTS IN DIVERSE WOOL AND TEXTILE FIBER COMBING MACHINES : en es
  • ES158384A1 - A BLOCKING DEVICE FOR QUICK TELE-TRANSMISSIONS : en es
  • ES158908A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF INDIRECT CALDEO CATHODES : en es
  • FR879834A - Gas meter drawer : en fr
  • ES151524A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • ES154541A1 - PROCESS FOR MANUFACTURING PLANTS CONTAINING ORGANIC FIBROUS MATERIALS AND HYDRAULIC AGGLUTINANTS, IN CARTON MACHINES : en es
  • ES158130A1 - A PROCEDURE FOR THE OBTAINING OF AN AGGLOMERATED SILICONE CAÑCÁREO MATERIAL AND ITS USE IN THE MANUFACTURE OF LIGHT PIECES DESIGNED TO BUILD WITH THEM ALL KINDS OF ELEMENTS TO BE EMPLOYED IN THE DIFFERENT OFFICES THAT COVER THE ART OF THE CONSTRUCTION, BOTH IN ELEMENTS OF RESISTANT CHARACTER AS IN THOSE OTHER DISTRIBUTION, CONDITIONING AND INSTALLATION : en es
  • FR879640A - Improvements to circuits comprising thermionic lamps intended for the production of sawtooth currents : en fr
  • FR879769A - Process for the preparation of linear high molecular weight polyamides : en fr
  • ES151749A1 - A SECURITY LOCK : en es
  • ES152685A1 - A PROVISION FOR ELEMENTS DETERMINED IN THE FREQUENCY OF OSCILLATING ELECTRICAL CIRCUITS, ESPECIALLY CONDENSERS : en es
  • ES153024A1 - PROCEDURE TO STOP THE DECOMPOSITION OF THE CORPSES : en es
  • ES154910A1 - MACHINE UNIVERSAL APRA CORTAR CORREAS : en es
  • ES155350A1 - PROCEDURE FOR THE TREATMENT OF OBJECTS OF DIFFERENT MATERIALS WITH THE OBJECT OF PROTECTING THEIR SURFACES AGAINST THE ATMOSPHERIC AND CORROSIVE AGENTS AND TO PROTECT THE ACTIONS OF SUCH MATERIALS THE BODIES AND MATTERS WHICH ARE IN CONTACT WITH THEM : en es
  • ES157926A1 - IMPROVEMENTS IN THE MECHANISMS OF PEIN FREE FOR TELESCOPES : en es
  • FR879662A - Device for determining the quantity of impregnation liquid absorbed in wood impregnation plants : en fr
  • GB551620A - Improvements in or relating to tobacco rod forming mechanism : en
  • ES150900A1 - A PROCEDURE FOR OBTAINING A SOAP SUBSTITUTE FOR WASHING CLOTHING, EFFECTS AND TOILET IN GENERAL : en es
  • ES151565A1 - A MACHINE TO REMOVE FIBER FROM THE ROLO OR TROCHO OF THE PLATANERAS : en es
  • ES154287A1 - LAMP FOR LIGHTING BY FILAMENT INCANDESCENCE : en es
  • ES154511A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157386A1 - VIBRATORY MACHINE TO MECHANICALLY EXTEND MUDS AND PASTA, SERVING AN EXCITED PLATE IN SECONDARY VIBRATIONS : en es
  • ES159676A3 - IMPROVEMENTS IN THE TENSIONING DEVICE THAT SUPPORTS THE BOOT IN SKIS : en es
  • ES153397A1 - A SELF-INDUCTION TO THE VARIOMETER MODE : en es
  • ES158362A1 - PROCEDURE FOR THE OBTAINING OF COMBINATIONS OF THE PANCREAS HORMONE THAT REDUCES GLYCEMIA : en es
  • ES151664A1 - A GASOGEN WITH FILTERS APPLICABLE TO ALL KINDS OF LIQUID COMBUSTION ENGINES, ESPECIALLY THOSE OF MECHANICAL TRACTION : en es
  • ES151677A1 - FILTER ELECTRICAL CONNECTION, AUTOMATICALLY VARIABLE FOR A VARIABLE USEFUL FREQUENCY : en es
  • ES154485A3 - DEVICE TO COLLECT AVERAGE POINTS : en es
  • ES157582A1 - APPARATUS TO PERFORM THE EXTRACTION OF DISSOLVED SUBSTANCES IN WATER, THROUGH THE USE OF VOLATILE SOLVENTS, SUCH AS ETHER, BENZENE, ETHYL ACETATE, TOLUENE, CARBON SULFIDE, PETROLEUM ETHER AND OTHER : en es
  • ES157836A1 - A PROCEDURE FOR THE USE OF SKIN OILS FOR THE PRODUCTION OF OILS OF LUBRICATION, CHEMICAL DERIVATIVES AND GAS OIL : en es
  • ES159059A1 - A HOT GAS ENGINE : en es
  • ES151563A1 - A PROCEDURE TO OBTAIN A MAGNESIUM SILICATE OF HIGH ABSORBENT POWER : en es
  • ES152944A3 - A NEW PROCEDURE FOR THE MANUFACTURE OF CHARCOAL PAPER : en es
  • ES155427A1 - MACHINE FOR CARVING AND POLISHING OPTICAL CRYSTALS : en es
  • ES152558A1 - IMPROVEMENTS IN THE MANUFACTURE OF CUPS AND CUFFS FOR SHIRTS : en es
  • ES155060A1 - TWO-PIECE INSULATING MATERIAL LAMP HOLDER WITH ROTATION SECURED HOOD : en es
  • ES157025A1 - AN IMPROVEMENT IN THE ELECTROASPIRADORES FOR GASÓGENOS : en es
  • ES157234A3 - PROCEDURE TO MAKE A CELLULOSIC COATING ON THE FOOTWEAR : en es
  • ES158346A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF SOLE FOR FOOTWEAR OF ALL CLASSES AND ALL GENDER OF FIBERS : en es
  • US2312386A - Spray booth : en
  • US2312747A - Radio navigation system : en
  • US2313015A - Apparatus for keeping constant temperature : en
  • US2312696A - Reaction product of aldehydes and triazine derivatives : en
  • ES152025A1 - A RECEIVING PROVISION FOR FREQUENCY CARRIER INSTALLATIONS : en es
  • ES152835A1 - A HYDRAULIC ELEVATOR DEVICE, KNOWN VULGARY WITH THE NAME OF HYDRAULIC CAT : en es
  • ES153042A1 - IMPROVEMENTS IN THE CLOTHES OF GARROTE AND SIMILAR : en es
  • ES153338A1 - A DISCHARGE CONTAINER, ESPECIALLY AN ELECTRONIC VALVE : en es
  • ES153922A1 - IMPROVEMENTS IN THE SUPPORT CAPS FOR ELECTRICAL LAMPS : en es
  • ES154077A3 - PROCEDURE FOR OBTAINING PREPARATIONS FOR THE FILLING OF CHOCOLATES AND SWEETS OR TO BE MIXED WITH THEIR MASS FOR ANALOGUE APPLICATIONS : en es
  • ES154350A1 - PROCEDURE FOR MANUFACTURING A FIBROUS PRODUCT : en es
  • ES157042A3 - IMPROVEMENTS IN OR RELATING TO DOUBLE WINDOWS WITH COUPLED FRAMES : en es
  • ES157858A1 - A SPRING SPRING, ESPECIALLY FOR THE SHOCK ABSORBING OF VEHICLE FRAMES : en es
  • ES158452A1 - IMPROVED IMPROVEMENTS IN HYDRAULIC PRESSES FOR THE EXTRACTION OF FATTY PRODUCTS IN GENERAL : en es
  • ES159328A1 - SOME IMPROVEMENTS IN THE CLOTHING OF CLOTHING, AND PARTICULARLY IN COATS : en es
  • ES152172A1 - SWITCH, OR AUXILIARY OF A SWITCH, GIVING ELECTRICAL CURRENT WITH POWER-GENERATOR COUNTERELECTROMOTER : en es
  • ES152393A1 - PROCEDURE TO ASSEMBLE ALPARAGATAS : en es
  • ES153009A1 - MULTIPLE MODULATION PROCEDURE IN RADIOTELEFÓNIC TRANSMISSION AND RECEPTION : en es
  • ES153641A1 - DEVICE FOR ACTUATING PNEUMATIC MEMBRANE PUMPS : en es
  • ES154165A1 - IMPROVEMENTS IMPROVED IN THE ALUMINUM ALLOY TONES : en es
  • ES154235A1 - PROCEDURE FOR OBTAINING ALUMINUM ALLOYS OF CONSTANT VOLUME FOR BUNDLES AND BEARINGS : en es
  • ES155263A1 - IMPROVEMENTS IN THE PRODUCTION OF COMPRESSED AIR ON BOARD AIRCRAFT : en es
  • ES159095A1 - IMPROVEMENTS INTRODUCED IN THE IRON STEROMETRIC ARMOURS FOR PLATE CONSTRUCTION ELEMENTS : en es
  • GR10051B - WIRE OR EC METAL SHEET Mesh CURRENTLY APPROVED BY EARTH VISION. : el en
  • ES151432A1 - CARBURETOR APPARATUS FOR LIQUID FUELS, SUCH AS HEAVY OILS OR MIXED ALCOHOL-BASED COMPOSITION : en es
  • ES152229A1 - IMPROVEMENTS IN THE ELECTRIC SHOCK TUBES : en es
  • ES153059A1 - AN ESPOLET OF AUTOMATIC DESTRUCTION : en es
  • ES153722A3 - COMPASS DEVICE FOR MEASURING THICKNESSES : en es
  • ES154610A1 - PROCEDURE FOR MANUFACTURE OF LEATHER TRANSMISSION BELTS, VEGETABLE OR MINERAL CURTITION : en es
  • ES158159A1 - GASOGEN APPLIANCE APPLICABLE TO ALL KINDS OF COMBUSTION ENGINES : en es
  • ES158784A1 - PROCEDURE TO PRODUCE PROTECTIVE COATINGS ON WORKPIECES MADE OF MAGNESIUM AND ITS ALLOYS BY ANODIC TREATMENT : en es
  • ES158977A1 - VERTICAL CHAMBER OVEN : en es
  • ES146940A1 - A procedure for the protection of insecticides. : en es
  • ES151486A1 - IMPROVEMENTS IN THE METHODS AND MEANS OF REGISTERING SIGNALS ELECTRICALLY : en es
  • ES151767A1 - PROCEDURE FOR THE MANUFACTURE OF ORGANIC COMPLEX PRODUCTS OF ELEVATED MOLECULAR WEIGHT : en es
  • ES154405A3 - PROCEDURE TO HIGHLIGHT THE BUSHINGS OF PRINTED FABRICS : en es
  • ES157181A2 - IMPROVEMENTS IN CHUCKS : en es
  • ES158164A1 - A NEW GASÓGENO : en es
  • ES158475A3 - IMPROVEMENTS IN THE CEMENT MORTARS : en es
  • ES158840A1 - A SYSTEM TO IGNITE AND ATTACK THE FIRE IN THE GASOGENS, ESPECIALLY INTENDED FOR CAR VEHICLES, AND DEVICE FOR THEIR REALIZATION : en es
  • ES151706A3 - A MACHINE FOR SHARPENING SAWS : en es
  • ES153923A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF ELECTRICAL LAMPS : en es
  • ES155159A1 - CIRCUITO LECHER CONCNETRICO Y TONNIZABLE : en es
  • ES159484A1 - NEW MELIZO GASOGEN FOR MARINE AND INDUSTRY : en es
  • ES159702A1 - PROCEDURE APRA IMPROVE MACROMOLECULAR TECHNICAL ORGANIC SUBSTANCES : en es
  • ES154524A1 - WEAVING MACHINE CIRCULARLY, APPLICABLE TO THE FORMATION OF FILTERS FOR OIL AND OTHER CIRCULAR TISSUES : en es
  • ES155273A1 - IMPROVEMENTS MADE IN THE MANUFACTURE OF THE LAUNCHERS FOR IRRIGATION HOSES : en es
  • ES157547A3 - PROCEDURE FOR THE MANUFACTURE OF FRAMES, FRAMES, FENCES AND OTHER SIMILAR CONSTRUCTION ELEMENTS : en es
  • ES158596A1 - IMPROVEMENTS IN THE MANUFACTURE OF COTTON YARNS AND FABRICS : en es
  • ES158610A1 - PRESSURE REDUCER FOR OPERATION WITH GASES OF THE EXPLOSION ENGINES : en es
  • AU450442A - Improvements in or relating to radio telegraph transmitters : en
  • ES152398A3 - COMBINED MANUAL APPARATUS TO GIVE AIR TO THE TIRES, CHECK THEIR PRESSURE AND REDUCE IT, IF NECESSARY : en es
  • ES153012A1 - A PROCEDURE FOR OBTAINING TITANIC DIOXIDE : en es
  • ES154417A1 - IMPROVEMENTS IN THE MANUARES AND MECHERAS FOR THE PREPARATION OF THE TEXTILE FIBERS : en es
  • ES157716A1 - PROCEDURE FOR THE MANUFACTURE OF COMBUSTIBLE PRESSED BODIES : en es
  • US2312462A - Dyestuffs of the anthraquinone series : en
  • ES142579A1 - A new industrial process for the manufacture of a food for livestock and poultry. : en es
  • ES151084A1 - IMPROVEMENTS IN THE PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL LEATHER, PAPER AND CARDBOARD BASED ON BANANA FIBERS AND BANANA, SOLAS OR COMBINED WITH OTHER CURRENT USES : en es
  • ES151623A1 - INDUSTRIAL PROCEDURE FOR MANUFACTURING PROTECTION PIPE FOR INTERNAL AND EXTERNAL ELECTRICAL INSTALLATIONS : en es
  • ES154633A1 - INDUSTRIAL PROCEDURE TO OBTAIN COMPOUNDS CARBURANTS FOR GASOGENS : en es
  • ES155233A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES156965A1 - A PROCEDURE FOR THE PRODUCTION OF SULFUR : en es
  • ES158335A1 - APPARATUS FOR FOLDING TUBES OF ALL PROFILES BY HAND OR MACHINE, THROUGH INTERIOR AND EXTERIOR ACTION : en es
  • ES158457A1 - COMBUSTION MOTOR FOR SERVICE WITH CARBURETTOR : en es
  • ES159208A1 - A PROCEDURE FOR THE MANUFACTURE OF PLATES AND PRESSED PARTS OF ALL KINDS AND DEVICES FOR THEIR EXECUTION : en es
  • ES159596A1 - DEVICE FOR THE CONSTRUCTION OF A CABLE LOOP JOINT, MAINLY FOR METAL CABLE : en es
  • FR879730A - Intake control device in two-stroke engines : en fr
  • DE731625C - Arrangement for controlling or regulating or for displaying a variable which can be changed according to a function containing a maximum or minimum : de en
  • DE732466C - Silencer for the fluids emerging from a pipe with changing speed : de en
  • ES152264A1 - A NEW DEVICE THAT ALLOWS INSTANTLY AND AUTOMATICALLY TO REPLACE, THROUGH A NEW ELECTRICAL CURRENT, WHICH IS PROVIDED FROM THE FACTORY THAT PROVIDES IT, IN THE EVENT OF A FAILURE IN IT, OR IN THE LINE, OR IF THE CONDUCTOR THREADS ARE CUT : en es
  • ES152741A1 - IMPROVEMENTS IN THE MANUFACTURE OF CARTRIDGE SHEETS PROVIDED WITH A NON-METALLIC SURFACE : en es
  • ES153293A1 - PROCEDURE FOR THE ECONOMIC PREPARATION OF IRON MINERALS, STARTING OF RICH MATERIALS IN SILICA AND ROUGH PIRITS : en es
  • ES153892A1 - A PERFECT INSTALLATION OF GASOGENS TO FEED EXPLOSION ENGINES : en es
  • ES154397A1 - PROCEDURE AND JOINT DEVICES FOR ELECTRICAL CONDUCTORS AND ESPECIALLY FOR ALUMINUM CONDUCTORS : en es
  • ES158224A2 - A PROCEDURE FOR MAKING COMPOSITE SHEETS : en es
  • ES158356A3 - IMPROVEMENTS IN DRY BATTERY ELECTROLYTE : en es
  • ES154010A1 - PHONOGRAPHIC PROCEDURE : en es
  • ES155299A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157273A1 - IMPROVEMENTS INTRODUCED IN THE STRETCHING MECHANISM OF THE HILAR MACHINES : en es
  • ES157397A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF MACHINES FOR THE REPAIR OF TIRE COVERS FOR MECHANICAL TRACTION VEHICLES : en es
  • ES157860A1 - PROCEDURE FOR THE OBTAINING OF FLANES, REQUESTS, CUES AND MILK AND OTHER YOGHORED PRODUCTS, BASED ON EXTRACTS AND EMULSIONS OF VEGETABLE PRODUCTS, CONTAINING PROTEIN, FATS AND GLUCIDES, SUCH AS ALMOND, HAZELNUT, PEANUT, CHESTNUT, ACORN, NUECES DE PARÁ ALTRAMUCES , SOYA, HABICHUELAS, GUIJAS, VEZAS, SUNFLOWER, LINEN, ALGARROBA AND ACACIA. : en es
  • ES158410A1 - A DEVICE TO COVER CYLINDRICAL AXIS BOXES WITH BEARING METALS : en es
  • ES158663A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TUBULAR BOILERS : en es
  • ES159040A1 - NEW DEVICE FOR THE PRODUCTION OF ELECTRICAL CURRENT : en es
  • ES159435A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURING OF GASÓGENOS : en es
  • ES159497A1 - IMPROVEMENTS IN DOUBLE-FOLD UNIONS FOR METAL SHEET PACKING DEPOSITS WITH BOTTLES, PYTHONS, PICOS, FITTINGS AND SIMILAR : en es
  • FR879719A - Tool sharpening machine : en fr
  • ES151396A1 - LIGHTWEIGHT SYSTEM, COMBINED, FOR ORGANIZATION OF TRAINS IN GUIDED ROUTES : en es
  • ES152396A1 - A PROPELLING PROPELLER MECHANISM OF TWO CONJUGATED HELICOPTER BODIES : en es
  • ES153032A1 - A PROCEDURE FOR THE TOTAL ELIMINATION OF ALDEHYDES, PEROXIDES AND KETONES OF ETHER, CHLOROFORM AND ANESTHETIC ETILY CHLORIDE : en es
  • DE715254C - Nut wrench with free wheel ratchet : de en
  • ES149919A1 - A COMPENSATING DEVICE FOR WRITING MACHINES : en es
  • ES152158A1 - PROCEDURE FOR THE MANUFACTURE OF DISINFECTING, OZONIZING AND DEODORIZING PRODUCTS : en es
  • ES154751A3 - FOLDING TABLES MANUFACTURING PROCEDURE : en es
  • ES155488A3 - IMPROVEMENTS IN THE CONSTRUCTION OF RINGS TO KEEP THE UMBRELLA LINK SECURE PROPERLY : en es
  • ES155557A1 - WATER HERMETIC DEVICE FOR PUPIN COILS, INTENDED FOR USE IN LOCOMOTIVE INSTALLATIONS OF TELECOMMUNICATION CABLES : en es
  • ES157221A3 - A PROCEDURE FOR OBTAINING A LIQUID VEGETABLE FUEL : en es
  • ES157968A1 - A ELASTIC WHEEL SYSTEM APPLICABLE TO AUTOMOBILE VEHICLES : en es
  • AU116599B2 - Improvements in or relating to molded articles : en
  • DE731996C - Process for the preparation of mixed esters containing sulfuric acid and metaphosphoric acid of higher molecular weight unsaturated aliphatic alcohols : de en
  • DE732489C - Cloaking device : de en
  • ES154153A1 - PROCEDURE FOR MANUFACTURING CERAMIC OBJECTS IN THE FORM OF PLATES : en es
  • ES158682A1 - A SYSTEM FOR THE CONSTRUCTION OF BRIDGES : en es
  • ES159456A1 - PROCEDURE OF DESINSECTATION BASED ON HYDROGENIC ACID AND HALOGENUROS DE CIANÓGENO : en es
  • DE732372C - Static materials testing machine that can be loaded in one direction of force with an additional device for generating alternating loads : de en
  • DE732525C - Longitudinally divided pipe sleeve used as a wall, ceiling or floor duct : de en
  • ES153453A1 - AN ELECTRICAL LAMP OR SIMILAR DEVICE : en es
  • ES153633A1 - SOME PERFECTIONS IN THE CONSTRUCTION OF MACHINES TO LIMIT AND PLAN IRON, STEEL OR METAL MATRICES : en es
  • ES154697A1 - CALDER GAS OVEN, FOR THE REDUCTION OF OXIDIZED CHEMICAL COMPOUNDS BY GASEOUS REDUCERS : en es
  • ES156986A1 - PROCEDURE TO PREPARE, AND PREFERABLY TO CLEAN THE SURFACES OF METALLIC OBJECTS BY THE GUN METHOD OR PROJECTION : en es
  • ES158597A3 - PROCEDURE FOR OBTAINING BOROSILICATE GLASS : en es
  • ES159663A1 - A PROCEDURE FOR THE STAMPING OF FABRICS WITH DRAWINGS OF GREAT SIZE AND WITH UNEVEN OR MANY DEVELOPMENTAL RAPPORTAGE : en es
  • FR879738A - Lightweight tiller for tillage, powered by motor : en fr
  • AU116616B2 - Improvements in and relating to electron beam discharge tubes : en
  • ES152521A1 - IMPROVEMENTS IN THE ROTATING SYSTEMS OF ELEMENTS BALANCED BY FLOATS, ESPECIALLY IN PROPELLERS FOR AERODINOS : en es
  • ES153749A1 - AUTOMATIC PILOT FOR AIRPLANES : en es
  • ES155448A1 - PROCEDURE FOR OBTAINING POLYAMIDE : en es
  • ES155568A1 - CONTROL DEVICE FOR THREAD VERIFICATION : en es
  • ES157007A1 - MECHANISM OF INVESTMENT OF MARCH FOR COMBUSTION ENGINES : en es
  • ES158213A1 - MEDIA VALUES INDICATOR APPARATUS WITH TRANSGRESSION COUNTER MECHANISM : en es
  • ES158733A3 - STEERING SYSTEM FOR VELOCIPEDO : en es
  • US2312635A - Glass cutter : en
  • CA410888A - Heat insulating material : en fr
  • DE732452C - Illuminated sign for incident and transmitted light : de en
  • DE732606C - Water turbine or pump : de en
  • AU450542A - Improvements in and relating to the casings of motor tires : en
  • DE732235C - Manufacture of titanium dioxide : de en
  • ES151547A1 - A CONTINUOUS MACHINE FOR CARDED WOOL THREAD : en es
  • ES152161A1 - A PROCEDURE FOR THE MANUFACTURE OF SOLID BLEACHES : en es
  • ES154720A1 - MANUFACTURING PROCEDURE PLATES BASED ON AN AGGLOMERATE OF RESINANT AND ASPHALTICOBITUMINOUS AND WOOD MATERIALS : en es
  • ES157916A1 - A MECHANISM TO CORRECT THE FRAMEWORK OF THE IMAGES IN THE CINEMATOGRAPHIC DEVICES : en es
  • ES158481A1 - A NEW ELECTROLYTIC VAPORIZING APPARATUS : en es
  • ES154258A1 - DEVICE FOR THE ELECTROPHONIC TRANSMISSION OF SOUND : en es
  • ES154927A1 - SHOOTING MECHANISM FOR FIREARMS : en es
  • ES159512A2 - IMPROVEMENTS MADE : en es
  • ES159746A1 - PROCEDURE AND DEVICE FOR THE REGENERATION OF SOLVENT MEDIA : en es
  • ES152441A1 - A ROTARY EXPLOSION ENGINE : en es
  • ES154403A1 - IMPROVEMENTS IN THE CLOSING MACHINES CONSERVA : en es
  • ES157469A1 - NEW BEARING FOR TRANSMISSIONS : en es
  • FR879783A - Feeding device for straight combers : en fr
  • ES154823A3 - TELEPHONE SYSTEM WITH RADIO RECEIVER AND ONE OR MORE SPEAKERS : en es
  • ES158078A1 - PROCEDURE FOR NEUTRALIZING THE OXIDATION OF THE BRINE AND PRESERVATIVE FRUITS IN BLACK PLATE CONTAINERS : en es
  • ES151553A1 - A PROCEDURE FOR APPRESSING FIBERS WITH A CELLULOSE REGENERATE : en es
  • ES152093A1 - MANUFACTURING PROCEDURE FOR SHOES : en es
  • ES152183A1 - IMPROVEMENTS IN FIRE EXTINGUISHERS : en es
  • ES153228A1 - PROCEDURE FOR OBTAINING GLOSSY SURFACES ON ALUMINUM AND ITS ALLOYS : en es
  • ES154134A1 - PROCEDURE FOR THE APPLICATION OF A SILVER LAYER : en es
  • ES157428A1 - ROTATING DRYER OVEN : en es
  • ES157883A1 - AN ELECTRICAL SECURITY MECHANISM FOR CINEMATÓGRAFO : en es
  • ES158850A1 - AN AUTOMOTIVE APPARATUS FOR GASOPHENES : en es
  • ES159586A3 - PORTABLE VULCANIZER FOR AUTOMOBILE AIR ROOMS : en es
  • FR879784A - Process for the automatic elimination of curls or deformations of the rolled product in rolling mills in continuous operation : en fr
  • AU116601B2 - Improvements in and relating to the casings of motor tires : en
  • ES151513A1 - A RAPID COMBUSTION ENGINE WITH SUSPENDED VALVES : en es
  • ES152821A1 - A PROCEDURE FOR THE MANUFACTURE OF ACETIC ACID AND ITS DERIVATIVES : en es
  • ES153050A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154437A1 - IMPROVEMENTS IN THE MANUFACTURE OF THE CONTINUOUS TAPE SAWING MACHINES : en es
  • ES155306A1 - GYROSCOPIC INDICATOR OF MULTIPLE INDICATIONS : en es
  • CA410841A - Sandwich grill : en fr
  • CA410865A - Fluid meter : en fr
  • AU116594B2 - Improvements mor relating tothe purification of woodpulp : en
  • DE732450C - Rivet for belt connector : de en
  • US2313005A - Dynamic compass : en
  • ES152545A3 - A PROCEDURE FOR THE MANUFACTURE OF PACKAGING BOXES : en es
  • ES152577A1 - INJECTION PUMP BY SLIDING GOVERNMENT AND REGULATION BY OBLIQUE SCORES : en es
  • ES152934A1 - A NEW PROCEDURE FOR THE CONSTRUCTION OF FLOORS : en es
  • ES153013A1 - PROCEDURE FOR DECOLORING (4) TITANIC CHLORIDE : en es
  • ES157757A1 - NEW PROCEDURE FOR AGGLOMERATION OF CARBON AND SPRAY MATERIALS : en es
  • ES158268A1 - A HYDRAULIC-MECHANICAL COMPOUND MECHANISM : en es
  • ES159550A1 - AN APPARATUS FOR PREPARING A TAPE WITH BINDER, TO DIRECTLY PEG : en es
  • GB551588A - Improved apparatus for the measurement of electrical quantities at high frequencies : en
  • ES151462A1 - IMPROVEMENTS IN TUBULAR OVENS OR PASSENGERS FOR CERAMIC PRODUCTS : en es
  • ES152134A1 - IMPROVEMENTS IN PHASE CONTROL SYSTEMS : en es
  • ES153351A1 - A PROCEDURE FOR THE OBTAINING OF MOLDED METAL BODIES : en es
  • ES153929A1 - IMPROVEMENTS IN ELECTRICAL SHOCK APPLIANCES : en es
  • ES154190A1 - SECURITY DEVICE APPLICABLE TO THE CLOSURE AND OPENING, RESPECTIVELY, OF THE BARRIERS OF STEPS AT THE LEVEL OF RAILWAYS : en es
  • ES158613A1 - RESISTANT STOP FOR FIREARMS : en es
  • ES158819A1 - A PROCEDURE TO ENNOVE TEXTILE MATERIALS OF CELLULOSE HYDRATE THROUGH TREATMENT WITH FORMALDEHYDE : en es
  • FR879753A - Chi ray tube : en fr
  • ES152099A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF ANTI-SLIPPED PAVEMENTS : en es
  • ES152682A1 - A PROVISION FOR TELEGRAPH INSTALLERS WITH TELEPHONE PROVISIONS AND AUTOMATIC TRABJAO EMITTER DEVICES : en es
  • ES156929A1 - PROCEDURE FOR OBTAINING INSECTICIDE COMPOUNDS : en es
  • ES158054A1 - A HIGH FREQUENCY STABILIZED VALVULAR GENERATOR : en es
  • ES158203A1 - A MACHINE FOR THE STRETCHING AND THE CONTINUOUS PARETRY OF FELTS IN STRIPS OBTAINED BY THE PROCEDURE OF THE WINDING OF CROSS FIBERS ON A SWIVEL DRUM : en es
  • ES158774A1 - PROCEDURE FOR ENNOBLISHING TEXTILE MATERIALS OF CELLULOSE HYDRATE BY THE APPLICATION OF ALDEHYDICAL RESINS, WITH PREFERENCE OF TORIO OR CIRCONIO, AND ALSO CHROME, TITANIUM, CERIO AND VANADIO : en es
  • US2312488A - Coagulometer : en
  • US2312734A - Process and agent for breaking petroleum emulsions : en
  • SE106679C1 - : en
  • ES152281A1 - IMPROVEMENTS IN SUPERHETERODINE RECEPTORS : en es
  • ES154226A1 - DAM OF 2 OR MORE GATES : en es
  • ES155353A1 - INDOOR FIRE TUNNEL OVEN FOR THE COOKING OF CLAY BISCUIT FOR TILES : en es
  • ES158704A1 - ENAMELLED PROCEDURE OF ELECTRIC SHEETS : en es
  • ES152468A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT Ns 151675 : en es
  • ES154883A1 - APPARATUS FOR THE EXTRACTION OF OIL THROUGH SOLVENTS : en es
  • ES155436A1 - PROCEDURE TO MAKE THE IRON PASTEL READY FOR THE TILTING SUITABLE TO RESIST THE ACTIONS OF THE OUTER AGENTS THROUGH LAST ACIDULATION OF THE SURFACES AND SUCCESSIVE NEUTRALIZATION OF AN ALKALINE BATH : en es
  • ES158238A1 - IMPROVEMENTS IN FOLDING SEATS FOR AUTOMOBILE AND SIMILAR VEHICLES : en es
  • ES158434A1 - A LIGHTING PROCEDURE WITH ACETYLENE, THROUGH SHADE OF INCANDESCENCE, APPLICABLE TO NIGHT FISHING AND LIGHTING IN GENERAL : en es
  • ES159509A1 - ALAMBIQUE DETACHABLE IN TRANSPORTABLE PIECES, INTENDED FOR THE DISTILLATION OF WOODS : en es
  • CA410881A - Purification of 3-picoline : en fr
  • DE732568C - Steam power plant with an upstream engine connected to a high pressure steam network : de en
  • ES151686A1 - DEVICE OF GREAT STRETCHING FOR HILAR MACHINES : en es
  • ES151839A3 - IMPROVEMENTS IN THE CONSTRUCTION OF SYRINGES FOR THE APPLICATION OF INJECTIONS : en es
  • ES152027A1 - PROCEDURE FOR THE PREPARATION OF AZOIC COLORS : en es
  • ES153126A1 - IMPROVEMENTS IN THE MANUFACTURE OF CANVAS PACKAGING OR OTHER METAL SHEET : en es
  • ES157484A1 - A ROTATING TUBULAR OVEN TO BURN GROSS CEMENT MATERIAL : en es
  • ES158748A1 - AMERICAN TYPE AERODYNAMIC BIKE : en es
  • US2312788A - Glass enamels : en
  • US2312968A - Concrete floating and brick surfacing machine : en
  • ES151380A1 - A DISTORTION COMPENSATOR ARRANGEMENT FOR FREQUENCY BEARING APPLIANCES : en es
  • ES151854A3 - METHOD FOR THE REMOVAL OF RESIDUAL ACID SLUDGE FROM THE TREATMENT OF MINERAL OILS WITH FUMING SULFURIC ACID OR SULFURIC ANHYDRIDE : en es
  • ES151960A3 - A HYDRAULIC MECHANICAL DEVICE FOR LIFTING VEHICLES : en es
  • ES152357A1 - A ASSEMBLY INTENDED TO PRODUCE OR AMPLIFY A REGULATION TENSION : en es
  • ES153239A1 - APPARATUS FOR THE CONSERVATION OF MILK BY MEDIATION OF CARBONIC ACID AND EXPULSION OF THE PRODUCT AT PRESSURE : en es
  • ES153598A1 - A PROCEDURE FOR THE MANUFACTURE OF SYNTHETIC SOAPS OR SUBSTITUTE SOAPS : en es
  • ES153642A2 - A PROVISION FOR THE USE OF ACETYLENE GAS IN EXPLOSION ENGINES : en es
  • ES154163A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF ELECTRIC COOKERS OR HEATERS : en es
  • ES154201A1 - GASOGEN FOR THE SUPPLY OF EXPLOSION ENGINES : en es
  • ES155577A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF CARBON BRUSHES IN LAYERS FOR COLLECTOR MACHINES : en es
  • ES155671A1 - PROCEDURE FOR OBTAINING STORED DRY PREPARATIONS CONTAINING SUBSTANCES, ESPECIALLY VITAMINS, THAT ARE EASILY ATTACKED OR DESTROYED BY OTHER USES OF PREPARATION : en es
  • FR879758A - High pressure discharge lamps manufacturing process : en fr
  • ES153619A3 - A PROCEDURE FOR THE MANUFACTURE OF INSULATING TUBES BASED ON CELLULOSE ACETATE : en es
  • ES158180A1 - A FREQUENCY MODULATION CONNECTION FOR CONSTANT VALUE OF THIS : en es
  • US2312817A - Cylinder liner : en
  • USD135140S - Design for a pair of spectacles : en
  • US2312392A - Soft-bond article : en
  • US2312795A - Connector plug : en
  • US2312808A - Grapple fork : en
  • US2312428A - Apparatus for coiling strip materials and the like : en
  • US2312690A - Reaction product of aldehydes and triazine derivatives : en
  • US2312901A - Process of preparing gonadotropic pituitary hormones : en
  • US2312706A - Method and apparatus for separating heavy particles from paper pulp suspensions : en
  • DE732454C - Change gears, especially for motor vehicles : de en
  • ES151433A1 - A PRESS TO FLEXION WITH BRAKE FOR THE CONSTRUCTION OF CERAMIC BRICKS : en es
  • ES151604A1 - A PERFECTED COCKTAIL FOR THE FOUNDRY OF PISTONS FOR INTERNAL COMBUSTION ENGINES : en es
  • ES153563A1 - A PROCEDURE FOR THE OBTAINING OF AMINES, STARTING FROM ESTERS OF AMINO ALCOHOLS : en es
  • ES159169A1 - IMPROVEMENTS IN CLOSURE SYSTEMS WITH SLIDING MOVEMENT BETWEEN GUIDES : en es
  • DE732475C - Concentric, air-space-insulated electrical cables, in particular high-frequency cables : de en
  • CA410901A - Engine vibration isolating means : en fr
  • ES151992A1 - DRIVE DEVICE FOR LOCOMOTIVES AND OTHER SIMILAR VEHiCLES : en es
  • ES152963A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153664A1 - CARBURETOR INTENDED FOR THE SUPPLY OF EXPLOSION ENGINES WITH A SPRAY MIXTURE OF DISSOLVED ACETYLEN GAS, OIL, WATER AND AIR : en es
  • ES155566A1 - IMPROVEMENTS IN RECOMMENDED STEAM LOCOMOTIVES : en es
  • ES155582A1 - PROCEDURE TO COMBAT THE MUSHROOM PARASITES OF THE PLANTS : en es
  • GB551673A - Improvements in or relating to locking devices for hydraulic jacks and the like : en
  • ES152275A3 - PROCEDURE FOR OBTAINING CHLORIDE AND CHLORIDE HYDROCHLORIDE FROM PYRIDIN-3-CARBONIC ACID : en es
  • ES152335A1 - PROCEDURE FOR OBTAINING SACKS AND BOXES CONTAINER OF METAL FABRICS : en es
  • ES153033A1 - A PROCEDURE FOR THE OBTAINING OF ETHYL CHLORIDE : en es
  • ES154097A1 - MACHINE TO MAKE THE CUTTING OF THE LAMINAR PIECES FOR CANELONES ENVELOPES : en es
  • ES154493A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELEMENTS FOR THE SUSTAINABILITY OF CURTAINS : en es
  • ES155337A1 - IMPROVEMENTS IN LSO ELECTRIC FURNACES FOR THE CONTINUOUS FUSION OF THE GLASS : en es
  • ES157199A3 - SOME IMPROVEMENTS IN THE PROCEDURE FOR THE MANUFACTURE OF PRESSURE-MOLDED GLASS OBJECTS : en es
  • ES157230A1 - A PROCEDURE TO OBTAIN SILK, ARTIFICIAL OF GREAT RESISTANCE, STARTING FROM VISCOSA : en es
  • ES157488A1 - IMPROVEMENTS IN DEVICES FOR RELIGIOUS PHOTOGRAPHERS : en es
  • ES158436A1 - A FRICTION CLUTCH OF MULTIPLE DISCS : en es
  • ES159101A1 - A WIND ENGINE : en es
  • ES151683A1 - A PROCEDURE FOR THE PRODUCTION OF CINEMATOGRAPHIC FILMS, CARRYING THE ELEMENTS TO PRODUCE THE EFFECTS OF RELIEF AND TO BE PROJECTED BY REPRODUCING THE COLORS OF NATURE : en es
  • ES151912A1 - AN EMULSIONING MACHINE FOR CHOCOLATES : en es
  • ES155439A1 - PROCEDURE FOR OBTAINING UROTROPINE (HEXAMETILENOTRAMINE) AND AS INTERMEDIATE PRODUCTS AMMONIUM CHLORIDE AND SODIUM SULFATE, USING AS FIRST MATERIALS SODIUM CHLORIDE, AMMONIUM SULFATE AND FORMOL : en es
  • ES158087A1 - DEVICE FOR THE IDENTIFICATION OF THE ELECTRIC ARCS IN THE INSULATORS OR CHAINS OF INSULATORS OF THE AERIAL LINES : en es
  • ES158366A1 - IMPROVEMENTS IN THE MANUFACTURE OF WOOL FABRICS AND CLOTHES AND THEIR MIXTURES, SPECIAL FOR THE MANUFACTURE OF COAT GARMENTS, SUCH AS GABANES, CAPOTES, HUNTERS AND OTHER SIMILAR : en es
  • FR879836A - Improvements in methods and devices for varying the section of a duct, in particular those for adjusting the passage of a duct for cooling air for aircraft engines, radiators and the like : en fr
  • ES151453A1 - MACHINE FOR THE MANUFACTURE OF CORD FOR PHOSPHORUS : en es
  • ES151759A1 - PROCEDURES FOR THE MANUFACTURE OF INTERMEDIARY COLOR PRODUCTS : en es
  • ES152250A1 - PROCEDURE FOR THE INSCRIPTION AND REPRODUCTION OF SOUNDS : en es
  • ES153527A1 - IMPROVEMENTS IN THE MANUFACTURE OF RUBBER ELASTIC WHEELS WITHOUT TIRES : en es
  • ES153711A3 - IMPROVEMENTS IN THE MANUFACTURE OF GAS LIGHTERS : en es
  • ES154374A1 - PROCEDURE FOR FILTERING FLUIDIFIABLE MASSES, FOOD AND MEANS OF CONSUMPTION : en es
  • ES155202A1 - IMPROVEMENTS INTRODUCED IN BICYCLE SPROCKETS : en es
  • ES157289A1 - PROCEDURE FOR OBTAINING A PURE PARAFFINIC SULFONATE : en es
  • ES157349A1 - APPARATUS TO SHAVE WITH ONE OR SEVERAL BLADES WORKING COMBINATELY WITH A COMB : en es
  • ES153866A1 - PROCEDURE FOR OBTAINING PHOTOGRAPHIC IMAGES IN COLORS : en es
  • ES157299A1 - A GASOGEN : en es
  • ES158489A3 - IMPROVEMENTS IN THE ELECTRIC, DRY BATTERIES : en es
  • ES151578A1 - ELECTRODE FOR ARC WELDING OF LIGHT METALS AND THEIR ALLOYS : en es
  • ES152120A1 - A NEW PROCESS FOR MANUFACTURING THE FAN BOXES OF THE HAIR DRYERS : en es
  • ES153733A1 - A PROCEDURE FOR THE CONSTRUCTION OF PARTS BY PARTS, FORMED OF PLASTER AND SHREDDED CORK, PREPARED BY ONE FACE WITH ENLUCIDO AND BY THE OTHER AS GUARNECIDO OF GYPSUM : en es
  • ES154003A1 - AN EXTRACTION APPARATUS WITH REFINING : en es
  • ES154283A1 - IMPROVEMENTS INTRODUCED IN ELECTRONIC DISCHARGE DEVICES : en es
  • ES155317A3 - IMPROVEMENTS IN THE FIXED NON-INDUCTIVE ELECTRICAL RESISTORS : en es
  • ES157292A1 - A NEW GASÓGENO FOR EXPLOSION ENGINES : en es
  • ES158244A3 - IMPROVEMENTS IN THE MANUFACTURE OF HANDLEBARS FOR BICYCLES : en es
  • ES159398A3 - A MECHANISM FOR TOY GUNS : en es
  • US2312726A - Hydraulic calender : en
  • ES153525A1 - PROCEDURE FOR THE MANUFACTURE OF TRICOT NON-FOLDABLE : en es
  • ES154331A1 - A SHAVING MACHINE PROVIDED WITH MULTIPLE ROTARY ROTARY CYLINDER BLADE : en es
  • ES157645A3 - IMPROVEMENTS IN MECHANICAL HOMES : en es
  • ES157955A1 - A WATCHTOP RATCHET : en es
  • ES158270A1 - A PROCEDURE FOR MANUFACTURING MACHINE SLIDERS THAT WORK AT HIGH TEMPERATURES : en es
  • ES158585A1 - IMPROVEMENTS IN THE CALCULATING MACHINES : en es
  • ES155711A1 - ENCERADORA PROVISTA DE MOTOR DEMONTABLE : en es
  • ES151746A3 - A MECHANISM TO AUTOMATICALLY GRADUATE VARIATIONS IN THE AIR AND GASOGEN GAS MIXTURE IN ENGINES : en es
  • ES152091A1 - PROCEDURE TO USE THE RESIDUES OF THE TREATMENT OF SULFUR MINERALS, AS AGGLOMERANT AND CONSTRUCTION MORTAR : en es
  • ES153918A1 - A LIGHT PROJECTOR DEVICE : en es
  • ES154443A3 - PROCEDURE FOR PREPARING A CONCENTRATED TOMATO JUICE INTENDED FOR A DRINK WITHOUT LOSSING ANY OF ITS VITAMINS : en es
  • ES154467A3 - IMPROVEMENTS IN THE CONSTRUCTION OF CYLINDER AIR COMPRESSORS : en es
  • ES155040A1 - RECEIVER FOR LEVEL REGULATOR : en es
  • ES155230A1 - IMPROVEMENTS IN THE ELECTRIC VEHICLE EQUIPMENT : en es
  • ES158394A1 - A PROCEDURE TO MANUFACTURE INGOT OF IRON, SEMIACERO AND STEEL : en es
  • ES152240A3 - A NEW PROCEDURE FOR CONDITIONING AND PRESENTING TEA AND ALL KINDS OF PLANTS, LEAVES, FLOWERS AND SEEDS FOR THE PREPARATION OF INFUSIONS : en es
  • US2312330A - Ornamenting machine : en
  • US2312544A - Dispensing device : en
  • ES151589A2 - A PROCEDURE FOR MANUFACTURING SOLID SOAP WITHOUT GREASE : en es
  • ES152359A1 - AN OPTICAL SYSTEM : en es
  • ES152755A1 - AN ELECTRICAL DISPOSAL OF FILTERS OR SIZES TO APPLY ESPECIALLY IN THE TRANSMISSION OF COMMUNICATIONS BY TELEPHONE NETWORKS : en es
  • ES152779A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES152959A1 - IMPROVEMENTS IN OR RELATIVE TO AXES AND MOLDS FOR THEMSELVES : en es
  • ES153333A1 - A PROCEDURE TO DETERMINE THE SITE OR PLACE : en es
  • ES154824A1 - PERFECTIONS IN ACETYLENE GAS GENERATORS : en es
  • ES155445A1 - IMPROVEMENTS INTRODUCED IN THE PARALLEL SERIES COUPLINGS OR IN THE PARALLEL OF CONTINUOUS CURRENT MOTORS OF SUBDIVIDED EXCITATION : en es
  • ES159217A1 - A HOT GAS ENGINE : en es
  • US2312742A - File follower : en
  • US2312814A - Method and apparatus for making pies : en
  • ES155688A1 - PROCEDURE FOR THE MANUFACTURE OF A MATERIAL FOR ELECTRICAL CONTACTS : en es
  • ES157502A1 - PROCEDURE FOR OBTAINING NEW DERIVATIVES OF STEREOID ALCOHOLS AND FOR THEIR APPLICATION IN THE SYNTHESIS OF HORINONES : en es
  • ES157510A1 - A PROCEDURE TO ACHIEVE THE SOLUBILIZATION OF INSOLUBABLE AMINES : en es
  • ES158883A1 - INSTALLATION FOR THE CONDENSATION OF DISTILLED PRODUCTS IN THE CARBONIZATION OF VEGETABLE MATTERS : en es
  • ES159256A1 - A PROCEDURE TO OBTAIN SYNTHETIC RUBBER PLASTICIZED THROUGH THERMAL TREATMENT OF THE SAME UNDER TENSION : en es
  • FR879806A - Headlight of a vehicle, especially a motorcycle : en fr
  • CA410867A - Earth mover : en fr
  • CA410879A - Yarn testing device : en fr
  • DE732493C - Electric damper iron : de en
  • ES154758A1 - IMPROVEMENTS IN THE ELECTRIC COFFEE MACHINES : en es
  • ES154767A1 - IMPROVEMENTS IN THE MANUFACTURE OF SYRINGES : en es
  • ES154967A1 - GASOGEN BY CARBON COMBUSTION FOR MOTOR VEHICLES AND EXPLOSION ENGINES : en es
  • ES155652A1 - PROCEDURE FOR EXTRACTION OF METALS BY WATER : en es
  • ES158316A1 - IMPROVEMENTS IN CINEMATOGRAPHIC PROJECTION DEVICES : en es
  • ES159261A1 - GASOGEN FOR EXPLOSION AND INTERNAL COMBUSTION ENGINES : en es
  • ES154651A1 - THERMOSTAT SYSTEM : en es
  • ES155056A1 - ELECTRIC FILTER : en es
  • ES158216A1 - MIXING DEVICE FOR ALL ENGINES THAT USE GASOGEN : en es
  • ES158617A3 - APPLICABLE PNEUMATIC APPLIANCE FOR THE DRILLING OF PATTERNS USED IN THE PREPARATION OF EMBROIDERY AND SIMILAR WORKS : en es
  • FR879663A - Differential pressure gauge : en fr
  • FR879716A - Method and device for controlling electrical circuits, in particular extinguishing coils in high voltage networks : en fr
  • GB551612A - Package and method of forming same : en
  • USD135181S - Design for a dress : en
  • DE732530C - Device for applying glue or the like. : de en
  • ES152245A1 - A PROCEDURE FOR BENEFICIATING THE ROOTS OF THE PLANT CALLED ALBADA OR SOAP, TO OBTAIN SUPERIOR QUALITY OF STICK OF SOAP : en es
  • ES154351A1 - DEVICE OF OPERATION OF THE MOVABLE KNIFE THAT COOPERA WITH THE FIXED COMB ON THE MECHANICAL MACHINES OF SHAVE IN GENERAL : en es
  • ES154636A1 - PROCEDURE FOR THE MANUFACTURE OF RUBBER TAPES, STARTING FROM TUBULAR BODIES : en es
  • ES155637A1 - ELECTRICAL POWER GENERATOR APPARATUS : en es
  • ES157157A1 - IMPROVEMENTS IN THE GALVANIC ELEMENT, ESPECIALLY IN THE AIR DEPOLARIZATION : en es
  • ES151659A1 - NEW SUSPENSION PROCEDURE APPLICABLE TO THE CONSTRUCTION OF BIKES : en es
  • ES152462A1 - A PROCEDURE TO PROVIDE INSULATION WRAPPING FOR CURRENT CONDUCTORS : en es
  • ES153233A1 - PROCEDURE FOR THE OBTAINING OF DIAZOCOMPUESTOS OF ACIDS 1-AMINOARILO-5-PIRAZODON-4-SULFÓNICOS : en es
  • ES153956A1 - A PROCEDURE FOR THE MANUFACTURE OF COLADA PARTS IN MOLD, STARTING FROM ZINC ALLOYS : en es
  • ES154084A1 - IMPROVEMENTS IN FIBROCEMENT PLATE FIXERS IN THE COVERINGS : en es
  • ES154322A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF COMPENSATING HYDRAULIC VALVES : en es
  • ES154352A1 - GASOGENO APPLICABLE TO EXPLOSION ENGINES : en es
  • ES155319A3 - PROCEDURE FOR OBTAINING A NEW PRODUCT OR MATERIAL, SUSCEPTIBLE OF VARIOUS APPLICATIONS, BETWEEN THOSE OF IMITATION OF LEATHER, LEATHER, PERMGAMINE, WALLPAPERS, WOODS AND OTHER ELEMENTS AND DECORATIONS : en es
  • ES157984A1 - A PROCEDURE FOR THE MANUFACTURE OF PLATES AND BEAMS OF REINFORCED CONCRETE FOR THE CONSTRUCTION OF CEILINGS OR WALLS PROOF PROJECTILES : en es
  • ES152432A3 - A CHANGE OF SPEEDS FOR BICYCLES BY A CHAIN DERAILER SYSTEM THAT ACTUATES ON A DOUBLE PINION-PLATE : en es
  • ES155717A1 - STOP DEVICE AND AUTOMATIC BRAKE FOR ELECTRICALLY POWERED GRANOLS : en es
  • ES155725A1 - PERFECTED SYSTEM OF SPAMOTEO OF IMAGES OR PHOTOGRAMS IN THE PRINTING AND PROJECTION OF CINEMATOGRAFIC FILMS : en es
  • FR879682A - Improvements to the process and apparatus for glass manufacturing : en fr
  • ES152457A1 - AN APPARATUS TO OBTAIN FIBERS FROM FIBROUS VEGETABLE MATERIALS : en es
  • ES153436A1 - A PROCEDURE FOR MANUFACTURING ENDLESS TRANSMISSION BELTS, STARTING FROM CELLULOSE AND POLYMERIZED DERIVATIVES : en es
  • ES154125A1 - WASTE APPARATUS WASHER BOILERS : en es
  • ES154608A1 - AILAMIENTO OF THE LAMINAS OR DELGAS OF THE COLLECTORS FOR ELECTRIC MACHINES : en es
  • ES155136A1 - PROCEDURE FOR THE TRANSMISSION OF SIGNALS : en es
  • ES155272A1 - MULTI-CELLULAR DRYING PROCEDURE OF CINEMATOGRAPHIC FILMS APPLICABLE TO CONTINUOUS DEVELOPMENT MACHINES : en es
  • ES157376A1 - AN APPARATUS TO REMOVE THE WATER FROM THE CLOTHES IN THE WASHING MACHINE : en es
  • ES158725A1 - FUEL MANUFACTURING PROCEDURE FOR GASOPHENES AND HOUSEHOLDS : en es
  • ES159231A1 - A COMBINED ROTORPROPULSOR SYSTEM, PARTICULARLY APPLICABLE TO BOATS TO PRODUCE THE ADVANCE OF THESE : en es
  • AU459842A - Drive mechanism for tool slide : en
  • CA410831A - Shoe manufacture : en fr
  • US2312470A - Resilient transmission joint : en
  • ES150809A1 - A PROCEDURE FOR THE OBTAINING OF SYNTHETIC CURTIENTS : en es
  • ES152995A1 - TONSILOTOMO OF UNIVERSAL TYPE WITH ADAPTATION FOR NOSE AND FARINGE, THROUGH THE EXCHANGE OF NOZZLES OF DIFFERENT CALIBERS : en es
  • ES154239A1 - ACETYLENE GENERATOR AT LOW PRESSURE ADAPTABLE TO AUTOMOBILE VEHICLES : en es
  • ES154890A3 - IMPROVEMENTS IN THE MANUFACTURE OF PACKAGING FOR PRESSURE OR DISSOLVED GASES, SPECIAL TO BE ADAPTED TO VEHICLES THAT ARE EQUIPPED WITH EXPLOSION ENGINES, IN THE QUALITY OF REPLACEABLE FUEL TANKS : en es
  • ES157414A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158286A1 - A PHOTOGRAFIC CAMERA : en es
  • ES154270A1 - INJECTOR TYPE : en es
  • ES154551A3 - MACHINE FOR VULCANIZING TIRES EXTERIORS : en es
  • ES154793A1 - GASOGEN FOR THE PRODUCTION OF GAS DERIVED FROM VEGETABLE CARBONS AND MINERALS FOR THE FEEDING OF EXPLOSION ENGINES : en es
  • ES158577A3 - A BOOK SPIN ROUNDING MACHINE FOR BINDING : en es
  • ES158685A1 - PROCEDURE FOR THE USE OF DECANTED SULPHITE BLEACH : en es
  • GB551666A - Improvements in the preparation of purified latex and the preparation of rubber thererom : en
  • ES151504A1 - IMPROVEMENTS IN ZÓCALOS AND PORTALÁMPARAS FOR SHORT WAVE VALVES : en es
  • ES152707A1 - MIXING CARBURETOR FOR GAS GAS AND OTHER COMBUSTIBLE GASES : en es
  • ES154905A1 - IMPROVEMENTS IN FOOTWEAR MANUFACTURE WITH RUBBER SOLE : en es
  • ES157898A3 - SPEED CHANGE MECHANISM FOR BICYCLES AND SIMILAR VEHICLES : en es
  • ES158332A2 - A PROCEDURE FOR THE MANUFACTURE OF PRUSIC ACID, BY IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • CA410916A - Electric oscillation amplifying arrangement : en fr
  • DE732574C - Process for roasting flax using the hot water process : de en
  • ES151764A1 - POWER GENERATOR POWERED TO PEDAL, SUITABLE FOR THE POWER SUPPLY OF OPTICAL-TELEGRAPHIC APPLIANCES : en es
  • ES152204A1 - A PROCEDURE FOR THE MANUFACTURE OF FIBROUS MATERIAL : en es
  • ES152732A1 - PROCEDURE FOR OBTAINING A PRODUCT TO FIX THE ATMOSPHERIC NITROGEN IN CONDITIONS OF BEING ASSIMILATED BY THE PLANTS : en es
  • ES152861A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • ES153531A1 - PROCEDURE FOR THE OBTAINING OF ANDROSTENOL- (17) -ONAS- (3) AND DERIVATIVES THEREOF : en es
  • ES153783A1 - IMPROVEMENTS IN THE CONSTRUCTION OF PISTON PUMPS FOR WATER AND LIQUIDS, ESPECIALLY IN THAT OF MULTULATE EFFECT, AND PARTICULARLY IN THEIR VALVE DEVICES : en es
  • ES154641A1 - IMPROVEMENTS IN THE MANUFACTURE OF PUMPS FOR THE FEEDING OF STEAM BOILERS : en es
  • ES155634A1 - PROCEDURE FOR DRYING WET ABSORBERS : en es
  • ES155664A1 - IMPROVEMENTS IN D EGASOGENIC MANUFACTURING : en es
  • ES159518A1 - NEW GRINDER MILL : en es
  • US2312945A - Measuring system : en
  • GB551589A - Improvements in or relating to electrical connectors of the plug and socket type : en
  • GB551711A - Improvements in or relating to optical apparatus for measuring, gauging, and the like : en
  • ES152940A1 - IMPROVEMENTS IN SULFURERS : en es
  • ES153084A3 - WILL CONTROL DEVICE, APPLICABLE TO MOTORCYCLES AND SIMILAR VEHICLES : en es
  • ES155342A1 - GAS MIXER COMBINED WITH GASOLINE CARBURETOR FOR THE FEEDING OF ENGINES FOR AUTOVEHICLES WITH GASEOUS OR GASOLINE FUEL INDISTINATELY : en es
  • ES157904A1 - A GAS AND AIR DIFFUSER MIXER FOR THE DOSAGE OF FUEL IN INTERNAL COMBUSTION ENGINES FUELED BY GASOGEN : en es
  • ES159077A1 - A ELASTIC SUSPENSION FOR BICYCLES AND LIGHT MOTORCYCLES : en es
  • DE732488C - Ice protection device for air torpedoes, bombs, etc. like : de en
  • FR879618A - Hard alloys based on metal carbides : en fr
  • FR879761A - Method for measuring electrical quantities : en fr
  • ES151741A1 - A DEVICE FOR WEAVING BY WIDTH IN TELESCOPES : en es
  • ES151825A1 - A UNIVERSAL TIGHTENING KEY AUTOMATIC ADJUSTMENT FOR NUTS AND SCREW HEADS : en es
  • ES151884A1 - IMPROVEMENTS IN THE CONSTRUCTION OF GASOGENS, MAINLY IN THE INTENDED TO BE APPLIED TO AUTOMOBILE VEHICLES : en es
  • ES152548A3 - A MACHINE FOR CONFIGURING CUTTING STRAPS : en es
  • ES154309A1 - BRAKE FOR FLIGHTS IN PICADO : en es
  • ES154776A3 - TRANSPORTABLE OVEN FOR THE CARBONIZATION OF WOODS : en es
  • ES154951A1 - SYSTEM OF REMOTE CONTROL OF ELECTRICAL DISTRIBUTION BOARDS : en es
  • ES155206A1 - OVEN FOR TREATING CARBONOUS MINERAL MATERIALS, SUCH AS COALS, LIGNITES, RESIDUES, VEGETABLES, BITUMINOUS AND SIMILAR SQUARES : en es
  • ES155232A1 - A MOTOR : en es
  • ES155238A1 - HERMETIC SEALING OF THE GASOLINE PIPES TO THE CARBURETOR OF CARS WITH GASGEN INSTALLATION : en es
  • ES157059A1 - PUSH AND ADVANCE DEVICE FOR PERFORMING OR PERCUTORING INSTRUMENTS COMPRESSED AIR : en es
  • ES157243A1 - DEVICE FOR CARVING ALL KINDS OF CONICAL GEARS : en es
  • ES157938A1 - IMPROVEMENTS IN THE FILES FOR VISIBLE SHEETS IN PLANE, WITH CASES MOUNTED IN THEIR LONGITUDINAL CABLES : en es
  • ES158779A3 - IMPROVEMENTS IN THE MANUFACTURE OF PORTABLE EXTENDABLE METAL SCISSORS : en es
  • ES158906A1 - HORIZONTAL NOZZLE TO MANUFACTURE ARTIFICIAL SILK AND CELLULOSE WOOL : en es
  • ES159397A1 - DISPOSITION-SLIDING ROLLER GUIDE : en es
  • CA410915A - Tuning arrangement for electric oscillations : en fr
  • GB551699A - Improvements in desuperheaters : en
  • ES152994A1 - A SYSTEM OF CINEMATOGRAPHIC PROJECTION WITH CONTINUOUS AND UNIFORM MOVEMENT OF THE FILM AND WITHOUT OBTURATION OF THE LIGHT : en es
  • ES157205A1 - IMPROVEMENTS IN THE CONSTRUCTION OF VALVES FOR THE STEAM STEP : en es
  • ES157411A1 - A MACHINE, ESPECIALLY POLISHING, FOR PREPARING PEINES : en es
  • ES158229A1 - PROCEDURE FOR OBTAINING AN AVIVATOR ENVIRONMENT, STARTING FROM THE TALL OIL : en es
  • ES159457A1 - IMPROVEMENTS IN THE CONSTRUCTION OF GASOGENS, APPLICABLE TO EXPLOSION ENGINES : en es
  • GB551577A - Improvements in or relating to insecticides : en
  • ES153512A1 - A PROCEDURE FOR THE PREPARATION OF VACCINE : en es
  • ES153888A1 - PROCEDURE FOR THE MANUFACTURE OF A SPARKLING AND REFRESHING DRINK : en es
  • ES154678A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES159206A1 - PROCEDURE FOR PREPARING OR MIXING DETERGENT NE POWDER WITHOUT FATS : en es
  • ES159687A1 - DRIVING REGULATOR DEVICE FOR RAILWAYS OR AERIAL FUNCTIONS : en es
  • ES151324A1 - A NEW PROCEDURE FOR OBTAINING THE TAMINO (TANIC ACID) AND THE GALICIAN ACID : en es
  • ES151734A1 - IMPROVEMENTS IN THE PRODUCTION OF GAS IN GASCOGEN OF CARBON, TO ACTIVATE CAR VEHICLES : en es
  • ES151913A1 - A PIPE OF ELECTRIC SHOCK : en es
  • ES153034A1 - A PROCEDURE TO AVOID THE FORMATION OF STRANGE COLORATIONS IN THE MANUFACTURE OF SODIUM SALICILATE : en es
  • ES153869A1 - A PROCEDURE FOR THE EXECUTION OF REACTIONS WITH EXCHANGE OF ANIONS IN AQUEOUS LIQUIDS : en es
  • ES155643A1 - SILO GREAT CABIDA FOR CEREALS AND SIMILAR : en es
  • ES159096A1 - A PERFECTED PLANNER MACHINE : en es
  • ES151979A1 - NEW GAS MACHINE : en es
  • ES155394A1 - PROCEDURE FOR OBTAINING AMINOBENZOLSULFAMIDAS : en es
  • ES157039A1 - IMPROVEMENTS IN THE APPLICATION OF GASÓGENO : en es
  • ES158004A1 - REGULATOR FOR HILAR MACHINES : en es
  • ES158033A1 - TENSION CLAMP WITHOUT PRESSURE CLAMPS : en es
  • ES158077A1 - A PROCEDURE FOR THE MANUFACTURE OF TUNGSTEN OR MOLYBDEN CARBIDE AND THEIR CALCINATED ALLOYS : en es
  • ES159490A1 - A GAS GENERATOR (GASOGEN) FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES : en es
  • GB551635A - Improvements in and connected with electric regulators of the carbon pile type : en
  • GB551684A - Improvements relating to retractable landing gear for aircraft : en
  • US2312427A - Automatic switching apparatus : en
  • USD135138S - Design for a compass : en
  • ES153780A1 - PROCEDURE FOR THE MANUFACTURE OF DELAYED INSULINES : en es
  • ES154141A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF ARMED CEMENT BOXES OR SIMILAR FLOW BOXES : en es
  • ES158400A1 - PROCEDURE FOR THE MANUFACTURE OF COMPOSITE MATERIAL : en es
  • ES158848A1 - PERFECTIONS IN THE CONSTRUCTION OF DOUBLE-WALL WINDOWS FOR AIRCRAFT CABINS : en es
  • ES153491A1 - A PROCEDURE FOR THE CHEMICAL PREPARATION OF CELLULOSE AT TEMPERATURES LESS THAN 110º C, AND AT ORDINARY PRESSURE : en es
  • US2312523A - Adjustable tension splint : en
  • US2312736A - Shovel : en
  • US2312948A - Thermal limit switch : en
  • ES151369A1 - IMPROVEMENTS IN OR RELATED TO ELECTRONIC DISCHARGE APPARATUS : en es
  • ES152425A1 - PROCEDURE TO INCREASE THE RESISTANCE OF SENSITIVE PHOTOGRAPHY LAYERS DURING THE FORMATION OF THE IMAGE IN THE BATHROOMS : en es
  • ES152617A1 - IMPROVEMENTS IN THE MANUFACTURING OF HAND REDUCERS FOR ALL KINDS OF AGSES LIKE OXYGEN, ACETYLENE, AIR AND OTHERS : en es
  • ES153443A2 - IMPROVEMENTS MADE IN THE OBJECTS OF THE MAIN PATENT : en es
  • CA410808A - Unwoven fibrous sheet : en fr
  • ES155076A1 - DEVICE TO REGULATE THE CHASSIS'S DISPLACEMENTS IN THE ROENTGEN EXPLORATION TO DIVERSE DEPTHS : en es
  • ES157356A3 - SOME MECHANISMS FOR THE REGULATION OF THE PERSION, FOR THE DRIVING FACILITIES OF EXPLOSION ENGINES, THAT USE COMPRESSED, LIQUEFIED OR DISSOLVED GASES : en es
  • ES151924A1 - A PROCEDURE FOR ELABORATING SULFANILIL-GUANIDINE : en es
  • ES151946A1 - A GAS AND AIR MIXING APPARATUS FOR AUTOMOBILES PROVIDED WITH GASOGEN : en es
  • ES151997A1 - ALLOYMENT IMPROVEMENTS FOR DENTAL WORK : en es
  • ES152906A1 - A NEW AUTOMATIC BALANCE SYSTEM : en es
  • ES157559A1 - A MIXING MECHANISM FOR FUELS : en es
  • ES157591A3 - ACTIVE CHARCOAL MANUFACTURING PROCEDURE : en es
  • ES159171A3 - PROCEDURE FOR THE MANUFACTURE OF DENTAL BRUSHES AND HYGIENIC USES : en es
  • ES151915A1 - A DEVICE THAT CONTAINS A PIPE OF ELECTRIC SHOCK : en es
  • ES152265A1 - A PIPE OF ELECTRIC SHOCK : en es
  • ES153354A1 - PROCEDURE FOR THE MANUFACTURE OF CONCRETE BRICKS : en es
  • ES153655A1 - PROCEDURE FOR THE MANUFACTURE OF GLUING PRODUCTS FOR VEGETABLE AND RAYON TEXTILE FIBERS : en es
  • ES154278A1 - PROCEDURE FOR EXTRACTING, THROUGH SOLVENTS, THE OILS AND FATS CONTAINED IN SUBSTANCES IN THE WET STATE, WHATEVER THEIR DEGREE OF HUMIDITY : en es
  • ES158120A1 - TEMPLAZO APPARATUS FOR WOOL AND COTTON TISSUES : en es
  • AU116598B2 - Improvements in and relating to electric discharge lamps : en
  • ES151743A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF WRITING TRANSMITTERS, ESPECIALLY TAPES FOR WRITING AND SIMILAR MACHINES : en es
  • ES152632A1 - PROCEDURE FOR MANUFACTURING AGGLOMERATES OF CARBONOS MATTERS : en es
  • ES153712A1 - PERFECTIONS IN AERODYNAMIC ENGINES : en es
  • ES153887A1 - PROCEDURE FOR THE MANUFACTURE OF A NEW FOOD PRODUCT : en es
  • ES154104A1 - DEVICE TO ACTUATE A RECOGNIZING VIVEN ORGAN BY A REVOLVING AND INVERSELY PIECE : en es
  • ES154367A1 - PROCEDURE FOR THE PROJECTION OF CINEMATOGRAFIC TAPES : en es
  • ES158662A1 - IMPROVEMENTS IN THE MANUFACTURE OF WOVEN ITEMS IN WOOLS, SEDAS, COTTONS, LINEN REGENERATORS AND WASTE IN THEIR DIFFERENT QUALITIES : en es
  • ES159393A1 - IMPROVEMENTS INTRODUCED IN THE ROTATING APPARATUS SPECIALLY INTENDED FOR THE ESSAY OF THE STRIPED PROJECTILES SPRAYED BY THE CENTRIFUGAL FORCE : en es
  • ES159531A1 - A MACHINE TO MANUFACTURE CEMENT TUBES BY CENTRIFUGATION : en es
  • ES159763A1 - IMPROVEMENTS IN THE CINEMATOGRAPHIC PROJECTION EQUIPMENT FOR CONTINUOUS DEVELOPMENT OF THE FILM : en es
  • US2312556A - Coffee maker : en
  • ES149931A1 - A NEW PROCEDURE FOR STALLING IN MINE GALLERIES THROUGH THE USE OF SPECIAL FORMS OF ARMED CONCRETE : en es
  • ES152658A1 - NEW PROCEDURE FOR MANUFACTURING SOLE FOR FOOTWEAR OR FOOTWEAR : en es
  • ES157761A1 - AN ARRANGEMENT IN TUBES MADE WITH SHEATH OR CANUTE OF NON-METALLIC SUBSTANCE : en es
  • ES158490A3 - A PROCEDURE FOR THE DISPOSAL OF SUPPORTS FOR EXOTHERMAL ACTIONS : en es
  • ES158701A1 - IMPROVEMENTS IN ELECTRICAL HEATING APPLIANCES : en es
  • ES159696A1 - A STEAM STERILIZING APPARATUS WITH SUPERPOSAL CONTAINERS FOR MATERIAL THAT IS STERILIZED : en es
  • ES152055A1 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF AGRICULTURAL DISINFECTION APPARATUS : en es
  • DE732360C - Switch for small motors to be connected to a continuous busbar cable via a plug and fuses : de en
  • DE732369C - Device for attaching ceiling caps to pendant tubes : de en
  • ES151323A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CYLINDRICAL SIZES FOR PAPER MACHINES AND OTHER APPLICATIONS : en es
  • ES151557A1 - IMPROVEMENTS IN THE MANUFACTURE OF FELTED SKINS : en es
  • ES152100A1 - APPARATUS FOR SHARPENING AND SOFTENING SHEET SHEETS : en es
  • ES152285A1 - AN ENCARRETADORA : en es
  • ES152946A1 - IMPROVEMENTS IN THE HOSES FOR CARDING MACHINES : en es
  • ES153170A1 - GASÓGENO TO CARBON VEGETAL OR WOOD : en es
  • ES154673A1 - FILTER INTENDED TO SEPARATE FROM THE GASOGEN GAS THE FASTER PARTICLES COMING FROM THE COMBUSTION IN THE GAS GANG AND DRAGGED BY THE GASEOUS CURRENT : en es
  • ES155183A3 - TERRAJA APPARATUS FOR THREADING PIPES : en es
  • ES158714A1 - AUTOMATIC MACHINE FOR FORGING HOT RIVETS, SCREWS, BOLTS AND SIMILAR : en es
  • ES152253A1 - SOME PERFECTIONS IN HOUSEHOLDS OF THERMAL FACILITIES : en es
  • ES152413A1 - A BODY SYSTEM FOR CARS, ESPECIALLY FOR CARS, AND PROCEDURES FOR ITS MANUFACTURE : en es
  • ES154669A1 - DEGRADING DEVICE, REFRIGERANT AND FILTER FOR GAS GASOGEN : en es
  • ES150740A1 - PROCEDURE OF STERILIZATION OF MILK AND LACTICINES : en es
  • ES151668A1 - A DISTRIBUTOR OF PLATE FOR GAS PIPES : en es
  • ES157100A1 - A PROCEDURE FOR THE PRODUCTION OF VISCOSE, STARTING FROM NON-DEFIBRATED ALKALINE CELLULOSE : en es
  • FR879810A - Fuel saving product : en fr
  • ES153874A1 - A NEW SYSTEM OF DEVICE FOR SHARPENING SHEETS OF SHAVING MACHINES : en es
  • ES153924A1 - A PERFECTED APPARATUS FOR STREET LIGHTING : en es
  • ES155047A1 - PROCEDURE FOR THE MANUFACTURE OF AN OLEIC FLOUR : en es
  • ES159237A1 - VALVE OF TIME TRAVEL : en es
  • DE732463C - Device for securing monitored angle settings against pendulum movements : de en
  • ES151618A1 - COLUMN FOR WASHING AND DISTILLATION WITH, AT LEAST, TWO FUNDS : en es
  • ES151748A3 - AN IMPROVEMENT IN THE GASOGEN NOZZLES : en es
  • ES152653A1 - FRONT SUSPENSION PROCEDURE APPLICABLE TO BIKES : en es
  • ES154025A1 - COMPRESSION REFRIGERATING MACHINE : en es
  • ES154822A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154869A1 - SCREEN FOR HEATING STOVES, USING THE SCIENTIFIC EFFECT OF THE RATIONAL CONCENTRATION AND DISTRIBUTION OF HEAT, WHICH WILL LEAD TO THE USE OF SUCH REFLECTING SURFACE, ENGENDED BY A PARABOLA RANGE WHEN ROTATING AROUND STRAIGHT WHICH IS NOT PRECISELY THE GEOMETRIC AXIS OF THE PARABLE , THIS, IN CHANGE AGREED ON THE PLAN OF THIS, WHEN REFLECTING THE CALORIFICATIONS RADIATIONS FROM A LOW CALORIFICA LINE SITUATED IN THE FOCAL CIRCUMFERENCE THAT RESULTS FROM ENGENDING SUCH REFLECTING SURFACE : en es
  • ES155396A3 - PROCEDURE FOR THE MANUFACTURE OF SPECIAL PIECES FOR FLOOR FLOORING : en es
  • ES157971A1 - AN AIR DEPURATOR FOR EXPLOSION ENGINES PROVIDED WITH A FAN, SPECIALLY INTENDED FOR AVIATION ENGINES : en es
  • ES158124A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF GASÓGENOS : en es
  • ES159034A1 - FUSE LANCHABOMBAS WITH REVERSE BRAKE : en es
  • GB551702A - Improvements in or relating to the stiffening of shoes or parts therefor : en
  • ES151916A1 - NEW TEMPLATE SYSTEM FOR SEAMLESS SEWED FOOTWEAR, WHICH HAS BEEN STITCHED ON THIN LEATHER AND REINFORCED WITH CORK : en es
  • ES152411A1 - A PROCEDURE FOR CONNECTING ELEMENTS IN ELECTROLYTIC CONDENSERS : en es
  • ES153291A1 - PROCEDURE FOR THE TREATMENT OF SILK OR RAYON STOCKINGS TO PREVENT THE CORRECTION OF THE MESH : en es
  • ES154515A1 - INSTALLATION TO ACHIEVE THE CHANGE OF AIR IN A CIRCULAR PROCESS, CARRIED OUT THROUGH CELLULAR WHEEL FOR THERMAL MACHINES, COMNO TURBINES OF GAS, THERMAL PUMPS AND REFRIGERATING MACHINES FUELED BY GAS : en es
  • ES158119A1 - PROCEDURE AND DEVICE FOR DETERMINING THROUGH WAVES, ADDRESSING AND REMOTE DISTANCE FROM REMOVED OBJECTS : en es
  • ES159675A1 - REGULATORY MECHANISM FOR THE ACTIVATION OF THE FOLDERS IN THE TELESCOPES : en es
  • FR879773A - indicating equipment for measuring the distortion of telegraph signs or the like by the stroboscopic method : en fr
  • ES153173A1 - PROCEDURE FOR OBTAINING 2-METHYL-2-FORMILOXY-3-HALOGEN-TETRAHYDROFURANS AND FOR OBTAINING VITAMIN B1 FROM THESE : en es
  • ES153288A1 - PROCEDURE FOR OBTAINING MULTIPLE ALCOHOLS FROM THE ETIOCOLAN SERIES : en es
  • ES153692A1 - A PROCEDURE FOR MANUFACTURING HAMS WITHOUT ANY FATTY BODY : en es
  • ES154422A1 - ASH FILTER APPARATUS FOR GAS SYSTEMS IN ENGINES : en es
  • ES157380A1 - A GAS PROTECTION FACE, WITH A PROVISION TO CLEAN THE EYE CRYSTALS WITH AIR : en es
  • CA410829A - Pest controlling composition : en fr
  • ES152863A1 - A PROCEDURE FOR CONTINUOUS OBTAINING OF EXTRACTED OR BROKENED FIBERS FROM LIBER : en es
  • ES157015A1 - MACHINE FOR BINDING OR PACKING TUBES WITH WIRES : en es
  • ES157143A1 - AN APPARATUS FOR THE DISTILLATION AND THE CONCENTRATION OF LIQUIDS BY USING THE STEAM GIVEN BY VAPORS THAT ARE CONDENSED : en es
  • US2313008A - Electric wave amplifier : en
  • ES154935A1 - IMPROVEMENTS IN THE DEVICES APPLICABLE TO COFFEE MAKERS FOR COFFEE PREPARATION : en es
  • ES155078A1 - DEVICE FOR THE STEREO PHONIC TRANSMISSION OF SOUNDS : en es
  • ES157264A1 - PROCEDURE FOR THE MANUFACTURE OF A NEW COLOIDAL MEDIUM SUBSTITUTE FOR AGAR-AGAR AND GELATINE FOR BACTERIOLOGICAL CROPS : en es
  • ES158073A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TRANSFORMABLE BEDS IN DIVANES : en es
  • ES158150A1 - A SEALING MACHINE : en es
  • ES158183A1 - PROCEDURE FOR THE MANUFACTURE OF BEARING CAPS BY COMPOSITE FOUNDRY : en es
  • US2312527A - Welt shoe and welting therefor : en
  • USD135149S - Design for a tobacco pipe : en
  • USD135166S - Engine controlling mechanism : en
  • ES152543A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF CARBON AGGLOMERATES BASED ON INCOMBUSTIBLE AGGLUTINANTS : en es
  • ES152928A3 - IMPROVEMENT IN THE CONSTRUCTION OF TUNING CAPACITORS FOR RADIO-RECEIVER EQUIPMENT : en es
  • DE732512C - Arrangement for remote actuation of drive devices in stage lighting and similar systems : de en
  • DE731053C - Automatic shift for gear change or continuously variable transmissions of motor vehicles : de en
  • DE732316C - Straight-way valve without stuffing box : de en
  • DE732516C - Device for determining the location of a vehicle : de en
  • ES151412A1 - A LENS CLAMP FOR LIGHTING DEVICES ON SEWING MACHINES : en es
  • ES151416A1 - AN ELECTRODE FOR ELECTRIC ARC WELDING : en es
  • ES152304A1 - SAFETY DEVICE FOR LATHE OPERATION : en es
  • ES152673A3 - A MECHANICAL GRIPPER, PUNCHES : en es
  • ES154083A3 - IMPROVEMENTS IN THE FUEL IGNITION SYSTEM IN HEAVY OIL SEMI-DIESEL ENGINES : en es
  • ES154250A1 - PROCEDURE FOR THE SIMULTANEOUS WASHING AND BLANKING OF TEXTILE MATERIALS : en es
  • ES154279A1 - ELECTRICAL HEATING SYSTEM FOR LIQUIDS : en es
  • FR879652A - Calcination plant for raw, dried and powdered cement : en fr
  • DE732389C - Device for preventing motor vehicles from skidding : de en
  • ES152955A1 - A PROCEDURE FOR THE MANUFACTURE OF A NEW CONGLOMERATE FOR THE CONSTRUCTION OF BRICKS, TILES, BOVEDILLAS, TUBES AND OTHER ELEMENTS FOR BUILDING : en es
  • ES153273A1 - A THERMAL SWITCH : en es
  • ES154509A1 - SPRAY COMBUSTION ENGINE WITH A MIXING CHAMBER ON THE CYLINDER COVER : en es
  • ES155246A1 - MANUFACTURING PROCEDURE IN SERIES OF SOUND TAPES PROVISED FOR WRITING SOLNORA MECHANICALLY REPRODUCED : en es
  • US2312614A - Miner s lamp : en
  • US2312844A - Combined switch and spare bulb carrier for electric hand lanterns : en
  • US2312867A - Transformer apparatus : en
  • ES151901A1 - PROCEDURE FOR THE REGENERATION, CLEANING AND FILTRATION OF MINERAL, VEGETABLE AND ANIMAL OILS AND FATS BASED ON SOLVENTS OF THE SAME AND ABSORBENT MATERIALS : en es
  • ES152700A3 - PNEUMATIC REGULATOR DEVICE FOR THE OBTAINING OF ELECTRICAL ENERGY : en es
  • ES154621A1 - SUBMARINE HEADLIGHT SYSTEM, APPLICABLE TO FISHING FACES : en es
  • ES155198A1 - PROCEDIMIENTO QUIMICOINDUSTRIAL DE MANUFACTURING OF SPECIAL SAUSAGES APRA ENFERMOS, WITH INCORPORATION OF 15 OR 20 PERCENT OF PULVERIZED BONE : en es
  • ES155470A1 - PROCEDURE FOR OBTAINING POLYMOTIC COLORING MATERIALS : en es
  • ES158181A1 - VARIOMETER OF RINGING RINGS : en es
  • ES158628A3 - A PROCEDURE FOR THE MANUFACTURE OF MIRRORS WITH DECORATED GLASSES AND CRYSTALS : en es
  • US2312383A - Railway car truck : en
  • ES152340A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE AND REPAIR OF ALL KINDS OF TIGHTS AND POINT OR ANALOG SOCKS : en es
  • ES153376A1 - AN ISSUING PROVISION TO OBTAIN LINES OF RUMBO : en es
  • ES156951A1 - IMPROVEMENTS IN THE HILATURAS, MECHERAS AND MANUALS MACHINES : en es
  • ES158154A1 - A GAS CLEANER FILTER SYSTEM APPLICABLE TO GASOPHENES AND OTHER SIMILAR GENERATORS : en es
  • ES159257A1 - IMPROVEMENTS IN THE WHEELS OF AUTOMOBILES AND OTHER VEHICLES : en es
  • FR879678A - Reference liquid for use in conjunction with a glass electrode for determining the concentration of hydrogen ion solutions : en fr
  • FR879726A - Further training in the manufacture of telecommunication cables : en fr
  • DE732593C - Photographic combination process : de en
  • ES152949A1 - IMPROVEMENTS IN GAS AND AIR MIXERS FOR POOR GAS ENGINES : en es
  • ES153276A1 - A CALCULATING MACHINE : en es
  • ES153694A1 - IMPROVEMENTS IN THE PREPARATION OF MASSES INTENDED FOR THE MANUFACTURE OF HYDRAULIC AND SIMILAR TILES : en es
  • ES153814A1 - CALITIPIA PROCEDURE : en es
  • ES157383A1 - A LOADING DEVICE FOR HUMID AND AGGLUTINAL BULK MATERIAL : en es
  • ES157631A1 - IMPROVEMENTS IN GEAR TRANSMISSION MECHANISMS : en es
  • ES158266A3 - A PROCEDURE FOR OBTAINING A CONCREATED HARD ALLOY : en es
  • US2312676A - Typewriting and like machine : en
  • ES152000A1 - A PROCEDURE FOR DYEING AND THE SIMULTANEOUS APRESSED TISSUE : en es
  • ES157268A1 - PROCEDURE AND DEVICE FOR THE EXAMINATION OF CLOSED CAMERAS, AND ESPECIALLY OF MOTOR CYLINDERS : en es
  • ES157577A1 - A PROCEDURE FOR THE CONTINUOUS OBTAINING OF SEMICELLULOSE AND CELLULOSE : en es
  • ES158173A1 - IMPROVEMENTS IN THE CONSTRUCTION OF WOODEN MATTRESSES : en es
  • ES159439A1 - A PROCEDURE FOR THE OBTAINING OF A PAINTING AND SQUEEZING AGENT FOR THE PROTECTION AGAINST CHEMICAL AND MECHANICAL EFFORTS, SPECIALLY UNDER THE INFLUENCE OF HIGH TEMPERATURES : en es
  • US2312425A - Wrench : en
  • US2312803A - Retractable clothesline support : en
  • US2312659A - Combined soil waste and vent fitting : en
  • ES151446A1 - A PROCEDURE TO MANUFACTURE A LUMINESCENT MIXTURE : en es
  • ES151891A1 - IMPROVEMENTS IN THE CONSTRUCTION OF FLOORS OR PAVEMENTS WITH WOOD ENTARIMADO : en es
  • ES152029A1 - IMPROVEMENTS IN THE PRESSURE REGULATORS : en es
  • ES152839A1 - A PROCEDURE FOR THE ELECTROLYSIS OF DISSOLUTIONS CONTAINING ALKALINE SALTS : en es
  • ES152950A1 - IMPROVEMENTS IN THE PRESSURE MECHANISMS FOR THE HILAR MACHINES : en es
  • ES153295A1 - A POWER SYSTEM FOR EXPLOSION ENGINES : en es
  • ES153314A1 - IMPROVEMENTS IN THE CONSTRUCTION OF FRAMES, ESPECIALLY FOR MOTORCYCLES : en es
  • ES153392A1 - A PROCEDURE FOR COVERING HIGH POINT OF FUSION WITH HIGH POINT OF FUSION OXIDES : en es
  • ES157506A1 - A COMPRESSOR FOR ENGINE : en es
  • ES157810A2 - A PROCEDURE FOR THE APPLICATION OF PRINTED RUBBER SOLES TO FOOTWEAR : en es
  • ES157867A3 - DEVICE FOR RETENTION AND RELEASE OF EXPLOSIVE PUMPS, APPLICABLE TO PUMP LAUNCHES IN AIRCRAFT : en es
  • ES157912A1 - PROCEDURE FOR PURIFYING AND SOLUBILIZING MANDIOCA OR YUCA FLOUR : en es
  • ES158137A1 - IMPROVEMENTS IN THE MANUFACTURE OF TISSUES OF THE ORGANDI TYPE : en es
  • ES159515A1 - A NEW GASOGEN DEVICE FOR VARIABLE SHOOTING SYSTEM, TO BURN SYSTEM AND ANTHRACIAN GASOGEN, INDITORIALLY, AND CONDITIONING TEMPERATURE OF THE FILTER SET, AVOIDING THE CONDENSATION OF WATER VAPOR, COUPLED TO ALL KINDS OF EXPLOSION AND INTERNAL COMBUSTION ENGINES : en es
  • ES159710A1 - PROCEDURE OF SUJECTION OF THE STATOR IN THE ELECTRIC MOTORS FOR ITS EASY REPLACEMENT : en es
  • ES151786A1 - GAS OGENS GAS DEGREE SYSTEM : en es
  • ES153591A1 - IMPROVEMENTS IN ELECTRIC INDUCTION APPLIANCES : en es
  • ES153801A1 - PERFECT GASOGEN : en es
  • FR879740A - Sawtooth current generator, in particular for time-proportional deviation of cathode rays in television : en fr
  • ES151805A1 - A PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL EYES FOR DOLLS AND ALL KINDS OF ANIMAL FIGURES : en es
  • ES152592A1 - A CENTRAL NEEDLE FOR THE FREQUENCY TRANSMISSION PORTALORA OF COMMUNICATIONS IN TELEPHONE NETWORKS : en es
  • ES153959A1 - A CYLINDER FOR EXPLOSION ENGINES : en es
  • ES154689A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157888A1 - IMPROVEMENTS IN STEREOSCOPIC PHOTOGRAPHS : en es
  • ES158281A1 - A CARBURETOR FOR MIXED FEEDING WITH GASEOUS OR LIQUID FUELS : en es
  • ES158560A1 - AN OBJECTIVE APPLICABLE TO THE CAMERAS OF TAKING THE NEGATIVE CINEMATOGRAPHIC VIEWS, TO PRODUCE, WHEN PROJECTING THE POSITIVES OF THE SCREEN, THE SENSATION OF RELIEF OR STEREOSCOPY : en es
  • FR879848A - Process for treating horse chestnuts : en fr
  • ES154498A3 - MANUFACTURING PROCEDURE OF KNITTED FABRICS, PERMANENTLY CONNECTED IN SILK, RAYON, ESTAMBRE, LNA, COTTON AND THEIR BLENDS, PRODUCING THEM DIRECTLY ON CIRCULAR, TYPE, INTERLOK KNITTING LOOMS AND WITHOUT SPECIAL INTERLOCK HANDLING : en es
  • ES157308A1 - PROCEDURE FOR FIXING THE CRYSTALS IN THE COVERS OF THE PROTECTIVE BOXES AGAINST THE FRIDGE OF THE ELECTRICAL METERS : en es
  • ES158209A1 - A SUBJECT FOR TUBES : en es
  • ES158900A1 - MANUFACTURING PROCEDURE OF GRANULATED CORK AGGLOMERATES : en es
  • US2312356A - Radial saw : en
  • ES152703A1 - WELDING MACHINE SIERRA DE CINTA BY MEANS OF ELECTRICAL CURRENT : en es
  • ES153189A1 - PROCEDURE FOR OBTAINING CYCLOPENTAN COMPOUNDS POLYHYDROPHENANTRENUM : en es
  • ES154149A1 - ROTATING FILE OF CONTINUOUS TAPE, OF INDEFINITE CAPACITY AND DED ELECTRIC MOVEMENT BY HAND : en es
  • ES154459A3 - IMPROVEMENTS IN THE MECHANISMS OR INTERIOR FOR THE AIR CHAMBER VALVES OF THE TIRES : en es
  • ES157283A1 - EMBROID COMPRESSOR POWERED BY AN UNWINDING MACHINE : en es
  • ES158358A1 - GAS ENGINE SYSTEM APPLICABLE TO AUTOMOBILE VEHICLES : en es
  • ES158684A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • US2312368A - Method and apparatus for destroying insect life in flour and the like in bulk : en
  • US2312373A - Combination container and dispenser : en
  • US2312819A - Piston and rod connection for pumps : en
  • DE732399C - Indirectly heated glow cathode for discharge tubes : de en
  • ES152282A1 - A PORTAPLANOS TO CARRY OUT AUTOMATICALLY THE CALCULATIONS THAT AERIAL NAVIGATION REQUIRES : en es
  • ES155402A1 - SYSTEM, WITH YOUR DEVICE, FOR THE USE OF THE LIGHTING GAS IN THE EXPLOSION ENGINES : en es
  • ES157246A1 - AN OPTICAL SYSTEM WITH A CORRECTOR ELEMENT THAT ALLOWS, FOR EXAMPLE, TO REMOVE THE ABERRATION : en es
  • ES159139A1 - IMPROVEMENTS IN THE MANUFACTURE OF POLYISOBUTYLENE COMPOSITIONS : en es
  • ES159707A1 - PROCEDURE FOR MANUFACTURING STRIPS OF PEGAR, ESPECIALLY EMPLASTES : en es
  • US2312444A - Mixing machine : en
  • DE732386C - United foot throttle and foot brake lever system for motor vehicles : de en
  • ES152797A1 - A PROCEDURE FOR THE AUTOMATIC TUNING OF A CIRCUIT, ESPECIALLY OF AN ANTENNA : en es
  • ES153991A1 - A PROCEDURE TO ADJUST CYLINDERS, CYLINDERS, BEARINGS AND OTHER SIMILAR PARTS SUBJECTED TO SLIDING EFFORT ON COMBUSTION ENGINES, PUMPS AND SIMILAR MACHINES : en es
  • ES154908A1 - IMPROVEMENTS IN THE PRODUCTION OF GASOGEN GAS TO ACTIVATE EXPLOSION ENGINES : en es
  • ES155104A1 - ELECTROMOTRIZ SYSTEM APPLICABLE TO VEHICLE WHEELS : en es
  • FR879754A - Radio-electric device in which the volume of sounds can be adjusted automatically with a certain delay : en fr
  • US2312592A - Control system for alternating current motors : en
  • US2312409A - Placer screen : en
  • ES153294A1 - A CONTROL DEVICE FOR THREE-CYLINDERS STEAM LOCOMOTIVES WITH DISTRIBUTION BY VALVES : en es
  • ES153767A1 - AN ELECTRON CONCENTRATOR VALVE : en es
  • ES158207A1 - AN EXTINGUISHING DEVICE ON AN AXIS : en es
  • CA410832A - Pest controlling composition : en fr
  • ES151482A3 - IMPROVEMENTS IN THE TREATMENT OF HYDROCARBON GASES : en es
  • ES154159A1 - PROCEDURE FOR THE MANUFACTURE OF NATURAL CORK DISCS : en es
  • ES154827A1 - PROCEDURE FOR MANUFACTURING A FILTER FOR NOZZLES, PIPES AND CIGARETTES : en es
  • ES155298A1 - SYSTEM FOR THE CONSTRUCTION OF ARMED CONCRETE FLOORS IN CELLULAR FORM : en es
  • ES155473A1 - EXTENSIBLE SCREENER : en es
  • ES158240A1 - IMPROVEMENTS IN AIR SHOTGUNS, AIR GUNS AND SIMILAR PNEUMATIC ARMS : en es
  • ES158791A1 - A NEW GASÓGENO WITH ADDITION OF GASES OF OTHER PRODUCTS BY CAPILARITY, BE CARBIDE OF GASOIL OR OF RICINO OIL WITH MIXTURE OF ALCOHOL OR OF OTHER LIQUID OR MINERAL PRODUCTS : en es
  • ES159496A1 - IMPROVEMENTS IN SERRÍN GAS BURNERS : en es
  • FR879829A - Continuous ceramic furnace : en fr
  • ES153557A1 - A CONNECTION PROVISION FOR TELEGRAPH INSTALLATIONS : en es
  • ES153935A1 - IMPROVEMENTS IN THE CONNECTION MEDIA FOR TUBULAR LAMPS : en es
  • ES154442A3 - PROCEDURE TO AUTOMATICALLY ACHIEVE THE REGULATION OF INTENSITIES OF UNITARY SOUNDS OR SOUNDS OF DIFFERENT NATURE, OR OF DIFFERENT ORIGIN WHICH MUST BE IMPRESSED TOGETHER OR SUPERIMPOSED ON CINEMATOGRAPHIC FILMS OR SOUND RECORDED ON PHONO RECORDED FILMS : en es
  • ES158965A1 - PROCEDURE FOR THE MANUFACTURE OF A SOLID CONCENTRATE OF COFFEE OR ITS SUBSCRIBERS : en es
  • DE732473C - Device for braking electrically operated vehicles in which a Metadyne is connected between the energy source and the vehicle engines : de en
  • DE732508C - Cable clamp for electrical apparatus : de en
  • ES151690A1 - SOME IMPROVEMENTS IN HYDROELECTRIC HEATING RADIATORS : en es
  • ES151766A3 - MILL WITH THREE OR MORE CYLINDERS AND WITH AUXILIARY BARS FOR TENACOUS OR VISCOSE PASTS : en es
  • ES154531A1 - PROCEDURE FOR COMPENSATION OF THE INFLUENCE OF TEMPERATURE ON THE EFFECTIVENESS OF PHOTOGRAPHIC TREATMENT BATHS : en es
  • ES155723A1 - PROCEDURE FOR SEPARATION OF IMPURITIES AND SUBSTANCES FATS OF TEXTILE MATERIALS, FOR EXAMPLE, WOOL OR CROCHETED OR SIMILAR : en es
  • ES155724A1 - REFRIGERATOR INSTALLATION FOR AVIATION ENGINES : en es
  • ES157886A1 - PROCEDURE FOR THE CONTINUOUS MANUFACTURE OF GLYCOLS AND POLYGLYCOLS FROM OXIDES : en es
  • ES151475A1 - A NEW TYPE OF REVERSIBLE MOTOR OIL PUMP : en es
  • ES152438A1 - A PROCEDURE FOR COVERING FIBROCEMENT CONTAINERS AND PIPES : en es
  • ES153090A1 - A CLOSING DEVICE ON CARBIDE LAMPS, TYPE CANDIL MINERAL : en es
  • ES153132A1 - SOME PERFECTIONS IN THE PROCEDURE FOR MANUFACTURED WIRE OBJECTS, SUCH AS BUCKLES, HOOKS, CUADRADETES, RINGS, GRAMPILLONES AND OTHER ANALOGS : en es
  • ES153785A1 - IMPROVEMENTS IN THE METHODS OF FERMENTATION OF THE SUBSTANCES CONTAINED IN THE PATACA, DALIA AND BATATA, FOR THE OBTAINING OF ALCOHOLS, ESTERS AND ORGANIC ACIDS : en es
  • ES154798A3 - IMPROVEMENTS IN THE CLOSING AND ASSEMBLY DEVICE OF THE SHAVING MACHINES : en es
  • ES157466A1 - IMPROVEMENTS IN THE SUBJECTION OF THE RING FOR THE PLUG OF THE BARRELS OR METAL CONTAINERS : en es
  • ES157700A2 - A MEMBRANE GASKET FOR SWING RODS : en es
  • ES159105A1 - A PROCEDURE FOR OBTAINING AN OPTICAL ELEMENT : en es
  • ES159406A1 - NEW ROTARY MACHINE SYSTEM VACUUM AND COMPRESSOR : en es
  • ES159500A1 - A BOTTLE PESCANTE : en es
  • FR879742A - Direction-finding devices : en fr
  • GB551678A - Radio receivers : en
  • ES152235A3 - IMPROVEMENTS IN THE MANUFACTURE OF POTS, MUFFLES AND OTHER PIECES DESIGNED TO WITHSTAND HIGH TEMPERATURES : en es
  • ES152676A1 - A BATTERY FOR POCKET LAMPS : en es
  • ES153334A2 - A LAMP HOLDER FOR ELECTRONIC VALVES : en es
  • ES154614A1 - SYSTEM OF DISCHARGE OF LIQUIDS : en es
  • ES157065A1 - A DUODIOD FOR DECIMETRIC WAVES ON FOOT OF PRESSED GLASS : en es
  • ES158944A1 - A SYSTEM FOR SUSTAINING SHELVES FOR CABINETS AND SHELVES OF ALL KINDS : en es
  • ES159465A1 - IMPROVEMENTS IN THE CONSTRUCTION OF PIPES DENOUNCERS OF GASES : en es
  • ES150332A1 - A METHOD FOR PREPARING RADIOACTIVE ALLOYS : en es
  • ES152644A1 - A PROCEDURE FOR THE DISGREGATION OF LITHIUM SILICATE MINERALS : en es
  • ES153342A1 - CONTACT DEVICE FOR GAS REACTIONS : en es
  • ES153606A1 - A GASOGEN : en es
  • ES158215A1 - A DEVICE FOR THE PRODUCTION OF HOT WATER : en es
  • ES153533A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157438A1 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF FORGED FLOORS, IN THE BUILDING INDUSTRY : en es
  • ES159745A1 - PROCEDURE FOR THE MANUFACTURE OF HIGHLY ACTIVE CARBON : en es
  • GB551643A - Improvements in combustion turbines : en
  • GB551675A - Improvements in and relating to woven fabric for use as packing material and for other purposes : en
  • ES152348A1 - MANUFACTURING PROCEDURE FOR PREPARATIONS BASED ON EMBELLISHING TOILET CREAMS, USED PREFERABLY NIGHT : en es
  • ES153445A3 - IMPROVEMENTS IN THE MANUFACTURE OF COATED ELECTRODES FOR WELDING : en es
  • ES153849A1 - ANTENNA SYSTEM FOR ARRIVING : en es
  • ES153899A1 - A SYSTEM TO CONTROL THE FREQUENCY OF OSCILLATORS THAT MUST OPERATE IN SYNC, ESPECIALLY OF COMMON WAVE BROADCASTING EMITTERS : en es
  • ES154517A1 - TRANSPORTATION INSTALLATION : en es
  • ES154805A1 - PROPULSOR GROUP OF ADJUSTABLE REVOLUTIONS : en es
  • ES155667A1 - DEVICE INTENDED FOR RECTIFICATION AND VOLTAGE ELEVATION : en es
  • ES157358A3 - A PROCEDURE TO OPERATE ALL KINDS OF EXPLOSION ENGINES, USING COMPRESSED, LIQUEFIED OR DISSOLVED GASES : en es
  • ES159744A1 - A MECHANISM OF SUSTAINABILITY AND THE OWN SWITCHING TIME : en es
  • FR879643A - Remote control systems : en fr
  • ES151629A1 - A SAFETY DEVICE OF QUICK ACTION TO LIMIT THE MAXIMUM TEMPERATURE OF THE WALLS OF THE TUBULAR HEATERS FOR AIR OR GASES : en es
  • ES153001A1 - DOUBLE GATE : en es
  • ES153532A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153815A1 - PROCEDURE FOR THE OBTAINING OF A RELIEF DEVELOPER FOR SILVER HALOGENURE LAYERS INTENDED FOR MOLDS OR HOLLOW-IN CLICHES : en es
  • ES154750A1 - MECHANISM OF TRANSMISSION OF MOVEMENTS TO THE DRUM OF THE CRANES INTENDED TO MOVE SUSCEPTIBLE FATS OF ACQUIRING VERTICAL OSCILLATORY MOVEMENTS, THAT AUTOMATICALLY PERMITTABLE THE CABLE OR STRING OR LOAD CORD WHILE THIS IS UNITED : en es
  • ES155362A1 - CARBURETOR FOR GAS ACETYLENE : en es
  • ES156942A1 - AUTOMATIC WATER DISPENSER FOR EXPLOSION ENGINE GASOGENS : en es
  • ES159467A1 - TELMEXIC COMMUNICATION PROCEDURE TO REPLACE THE TELEPHONE AND THE TELEGRAPH IN CASE OF UNUSUAL USE OF THESE FOR SECONDARY COMMUNICATIONS WHERE THERE ARE NO OTHER SERVICES THAN THOSE OF THE MAIL : en es
  • FR879729A - Camouflage netting improvements : en fr
  • ES151736A1 - IMPROVEMENTS IN THE CONSTRUCTION OF METALLIC TIRE ROLLS USED IN BICYCLE WHEELS : en es
  • ES153509A1 - IMPROVEMENTS IN EQUIPMENT CONTAINING DISCHARGE PIPES : en es
  • ES153794A1 - A PROVISION FOR SUSPENSION STRINGS FOR PARACADIES : en es
  • ES154017A1 - SAFETY DEVICE TO AVOID ACCIDENTS IN TRAILS IN PROGRESS : en es
  • ES155487A1 - IMPROVEMENTS IN GASOGEN PRODUCERS OF GAS ACETYLENE : en es
  • ES155729A1 - PROCEDURE FOR THE APPLICATION OF WATER VAPOR IN THE EXTRACTION OF VOLATILE SOLVENT OILS AND FATS : en es
  • ES157612A1 - A MASSAGE APPARATUS : en es
  • ES157901A2 - IMPROVEMENTS IN GASOGENS : en es
  • ES158456A1 - FOUR-STROKE DIESEL ENGINE, CHARGED BY A CRANKCASE PUMP : en es
  • US2312345A - Wheel : en
  • US2312402A - Starter for internal combustion engines : en
  • CA410821A - Electric control system : en fr
  • US2312499A - Planographic printing form : en
  • ES152487A1 - AN OPTICAL ELEMENT : en es
  • ES153449A1 - A PROCEDURE FOR THE OBTAINING OF A MINERALIZED BASIC FIBER MATERIAL : en es
  • ES153757A1 - A HIGH CAPACITY COLUMN CONDENSER : en es
  • ES154930A1 - CLOSURE AND SHOOTING MECHANISM FOR SMOOTH CANYON OF AVENCARGA : en es
  • ES155131A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155379A1 - DEVICE FOR DRYING ASHES AND GASOGEN OR SIMILAR SCRAPES, ESPECIALLY FOR AUTOMOBILES AND SMALL INDUSTRY : en es
  • ES157615A1 - IMPROVEMENTS IN VAPOR ADMISSION DEVICES INTENDED FOR ENGINE FEEDING : en es
  • US2312546A - Airplane aileron : en
  • ES151622A3 - MACHINE FOR MANUFACTURING THE FILAMENT SUPPORT TUBES FOR ELECTRIC LAMPS : en es
  • ES155321A1 - PROCEDURE OF TRANSFORMATION OF THE TREE GUMS : en es
  • ES158112A1 - PROCEDURE FOR VISCOSE YARN ACCORDING TO THE VASES METHOD : en es
  • ES158816A3 - PROCEDURE FOR OBTAINING METHYL BROMIDE : en es
  • ES159348A1 - PROCEDIMIETNO FOR THE REPRODUCTION OF COLOR TRAITS CORRESPONDING TO THE MOVIE SOUND : en es
  • GB551586A - Improvements relating to machines for pressing hops, hay, grass, straw, and other like agricultural or horticultural products : en
  • GB551603A - Improvements in or relating to apparatus for the remote control of engines and the like : en
  • US2312432A - Control of two or more concomitant devices : en
  • US2312435A - Shrubbery fender for lawn mowers : en
  • US2312575A - Hose clamp : en
  • ES151790A1 - A PROCEDURE THAT ALLOWS THE OBTAINING OF A DERIVATIVE OF THE GREAT-SCALE, LARGE-FORCE FORMAL ALDEHYDE : en es
  • ES155090A1 - PROCEDURE FOR OBTAINING CYCLIC IMINOTIO ETHERES AND OBTAINING FROM THESE TETRIZOLES : en es
  • ES155575A1 - IMPROVEMENTS INTRODUCED IN GAS AGENCIES FOR AUTOMOBILES AND SIMILARS : en es
  • ES158360A1 - PROCEDURE FOR MANUFACTURING A CONTAINER, TUBE OR ORGAN OF LIQUID DRIVING OR A STEEL CASTING FRAMEWORK WITH ELEVATED SILICON PERCENTAGE : en es
  • ES158511A3 - GAS GENERATOR INSTALLATION, APPLICABLE PARTICULARLY TO VEHICLES : en es
  • ES159092A3 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PIPE ACCESSORIES : en es
  • GB551648A - Improvements in or relating to seams for bags made from flexible sheet material : en
  • DE732363C - Automatic charging device for accumulator batteries : de en
  • DE732382C - Portable aerator : de en
  • ES155153A1 - IMPROVEMENTS MADE IN THE POLYMERIZATION OF ROSIN AND ROSIN ESTERS : en es
  • ES155668A1 - PROCEDURE AND CORRESPONDING DEVICE, FOR THE CALCINATION, THE TOASTING AND THE CONCRETION OF MATERIALS OF ALL KINDS : en es
  • ES157932A1 - PROCEDURE FOR THE MANUFACTURE OF ALCOHOL OF ELEVATED MOLECULAR WEIGHT : en es
  • ES158997A1 - PRODUCER : en es
  • ES159146A3 - AN APPARATUS FOR THE THROWING OF HARPONS FOR FISHING : en es
  • ES159469A1 - NEW BEARING MANUFACTURING PROCEDURE : en es
  • US2312852A - Light-sensitive element : en
  • ES154554A1 - INSTALLATION FOR THE LIMITATION OF THE MAXIMUM SPEED OF VEHICLES AUTOMOVILES : en es
  • ES157520A1 - A DUST SEPARATOR IN CENTRIFUGAL FORCE, ESPECIALLY INTENDED FOR INTERNAL COMBUSTION ENGINES : en es
  • ES158022A1 - ARTIFICIAL SILK MANUFACTURING PROCEDURE : en es
  • ES158987A1 - APPARATUS FOR COMMUNICATIONS CARRIED OUT THROUGH A HIGH FREQUENCY CARRYING WAVE : en es
  • DE732187C - Use of platinum alloys for devices and construction parts : de en
  • CA410837A - Electric current regulating system : en fr
  • ES150928A1 - A PROCEDURE TO MAKE PERFORATIONS : en es
  • ES152729A1 - A SUPPORT FOR CYLINDERS OF WOVEN STAMPING MACHINES AND ESPECIALLY OF WOVEN STAMPING MACHINES IN ROTOGRAVED : en es
  • ES155020A3 - ACETYLENE GENERATOR APPLICABLE TO ALL KINDS OF COMBUSTION ENGINES, BOTH MOVABLE AND FIXED : en es
  • ES155485A1 - GASOGENO APPARATUS : en es
  • ES157229A1 - A PROCEDURE TO OBTAIN CELLULOSE WOOL OF GREAT RESISTANCE, STARTING FROM VISCOSA : en es
  • ES157460A1 - A GASOGEN APPLICABLE TO AUTOMOBILE VEHICLES : en es
  • ES159330A1 - AN APPARATUS TO ESTABLISH COMMUNICATION UNIONS VIA MODULATED CARRIER WAVE : en es
  • ES151383A1 - PROCEDURE FOR THE OBTAINING OF POTASSIC ALUMINUM SULFATE : en es
  • ES152605A1 - SYSTEM FOR THE REGULATION OF THE TEMPERATURES OF THE FLUIDS CONTAINED IN A CONTAINER : en es
  • ES158230A1 - ASSEMBLY UNIT FOR APPARATUS OF HIGH FREQUENCY TECHNIQUE : en es
  • ES158232A3 - IMPROVEMENTS IN THE CONSTRUCTION OF LIGHTING EQUIPMENT FOR LIQUID FUELS : en es
  • ES158450A1 - A PROCEDURE FOR OBTAINING A MOLECULAR COMPOUND OF SULFANILAMIDE : en es
  • ES151388A3 - RUBBER DISC SYSTEM, ROTATING, MANUFACTURED IN A SINGLE PIECE, APPLICABLE TO DATING STAMPS : en es
  • ES155307A1 - COOKING PROCESS OF CLAY BISCUIT FOR TILES : en es
  • ES157513A1 - AN ECO PROBE DEVICE FOR VEHICLES : en es
  • ES158530A1 - PROCEDURE FOR CONSTRUCTION OF REFRIGERATED, FIXED OR PORTABLE CHAMBER : en es
  • ES158831A1 - AN APPARATUS FOR DISCOVERING GASES : en es
  • ES159288A1 - MECHANISM INDICATOR OF TIME IN ALL COUNTRIES APPLICABLE TO ALL WATCHES : en es
  • ES159519A3 - AUTOMATIC LATHE FOR THE MANUFACTURE OF SCREWS AND SIMILAR WORKS : en es
  • GB551596A - Improvements in carbon holders for overhead electric current collectors of electrically operated vehicles : en
  • DE732429C - Contact mechanism with rotatable contacts, especially for electrical controls : de en
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  • ES151811A1 - IMPROVEMENTS IN THE MIXTURE OF PULVERULENT MATTERS FINALLY DIVIDED : en es
  • ES153389A1 - A PROCEDURE FOR THE MANUFACTURE OF ELECTRIC SHOCK CONTAINERS, PREFERABLY WITH METALLIC BULB : en es
  • ES153883A1 - IMPROVEMENTS MADE IN THE FRICTION VARIATORS : en es
  • ES154006A1 - IMPROVEMENTS INTRODUCED IN THE ELECTRIC SHOCK TUBES : en es
  • ES154574A1 - CINEMATOGRAPHIC PROJECTOR OF CONTINUOUS MOVEMENT WITH TWO PRISMS : en es
  • ES155357A1 - DEVICE FOR THE CONTINUOUS MANUFACTURE OF INDIVIDUAL PLATES OR Slabs OF ARTIFICIAL MASS : en es
  • ES155401A1 - IMPROVEMENTS IN THE MECHANICAL SAWS : en es
  • ES155421A3 - PROCEDURE AND DEVICE FOR FEEDING MORDENT MATTERS TO THE OPTICAL GLASS CARVING AND POLISHING MACHINES : en es
  • ES156911A1 - PROCEDURE FOR THE USE OF MAGNESIUM HYDROXIDE IN CHEMICAL REACTIONS : en es
  • ES158562A1 - A PROCEDURE AGAINST THE RADIATION OF HEAT IN GASOGENS, BASED ON COVERING METAL WRAP : en es
  • AU453942A - Improvements in or relating tothe electrodeposition of metals : en
  • CA410904A - Windshield wiper motor : en fr
  • ES152154A1 - DEVICE FOR METER IN THE CANYON THE CARTRIDGES IN THE PORTABLE AUTOMATIC FIREARMS, WITH WAREHOUSE CONTAINING THE CARTRIDGES NORMALLY TO THE CANYON : en es
  • ES153577A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154388A1 - PROCEDURE FOR THE MANUFACTURE OF LIGHTWEIGHT OR ALPARAGATAS WITH TRENSA FLOOR PLOT OF SEAMLESS FIBERS : en es
  • ES154712A1 - AN AEROMOTOR : en es
  • ES157228A1 - A PROCEDURE FOR PREPARING GREEN-RESISTANT CELLULOSE WOOL, DEPARTING FROM VISCOSA : en es
  • ES159002A1 - A PROCEDURE FOR THE OBTAINING OF PHOTOGRAPHIC DOCUMENTS WITH A GUARANTEE AGAINST COUNTERFEITING : en es
  • ES159137A1 - A PROCEDURE FOR DECORATING AND FINISHING FABRICS, COMBINATIONS OF FABRIC AND STICKED PAPER, T CELOPHANE, OR MIXED AT ONCE, ONLY OR STICKED TO FABRICS, TO SHEETS OR TO VARIOUS SURFACES : en es
  • ES159262A1 - A PROCEDURE FOR OBTAINING AROMATIC-DISINFECTANT VEGETABLE EXTRACTS : en es
  • ES159757A1 - A PROCEDURE FOR MANUFACTURING A NEW PRODUCT FOR JOINTS : en es
  • FR879681A - Improvements in upsetting concrete articles : en fr
  • IE16406L - Catalysts; hydrogenation. : en
  • US2312493A - Relay : en
  • ES151744A1 - A RELAY FOR THE AUTOMATIC ACTIVATION OF CONTACTORS, RUPTORS AND ELECTRICAL SWITCHES, OF TIME OR NOT : en es
  • ES152474A1 - AUXILIARY MECHANICAL RELAY : en es
  • ES152936A1 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF SECURITY PADLOCKS : en es
  • ES157168A1 - PROCEDURE FOR OBTAINING HARDENING REACTION PRODUCTS SOLUBLE IN ORGANIC SOLVENTS OF AMYNOTRIACINFORMALDEHYDE CONDENSATION PRODUCTS : en es
  • ES158163A3 - A PROCEDURE TO OBTAIN A DOUBLE CONCENTRATED AND SOLID TOMATO EXTRACT SO THAT IT CAN BE PRESERVED FOR AN UNDETERMINED PERIOD WITHOUT THE NEED TO PACK IT IN CANS, JARS OR BOTTLES : en es
  • ES152554A1 - SHOCK ABSORBER TO RADIAL FRICTION AND CONSTANT ACTION : en es
  • ES155480A3 - APPARATUS TO FIX, BY VULCANIZED, THE VALVE TO THE AIR CHAMBER OF THE TIRES : en es
  • ES155536A1 - APPLIANCE FOR THE USE OF ACETYLENE AS A FUEL OF MOTOR VEHICLES, PRODUCED BY GENERATORS MOUNTED IN THE VEHICLE : en es
  • US2312382A - Transformer : en
  • US2312408A - Contact spring assembly : en
  • USD135146S - Design for a hat : en
  • USD135169S - Design for a brooch or similar article : en
  • FR879606A - Method and apparatus for treating gas from gasifiers : en fr
  • US2312859A - Grave marker : en
  • US2312310A - Papermaking : en
  • ES151567A1 - A VACUUM CONSUMER RECORDING DEVICE OF POWER TRANSFORMERS : en es
  • ES153797A1 - CENTRIFUGAL MILL FOR CRUSHING, CRUSHING OR MOLLING CARBONS AND SIMILAR MATERIAL : en es
  • ES153972A1 - IMPROVEMENTS INTRODUCED IN THE ANTENA SYSTEMS : en es
  • ES154415A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155704A1 - DEVICE AND PROCEDURE FOR THE THERMAL TREATMENT OF MOLDED MATERIAL, USING A CONVEYOR DEVICE THAT SIVES AS A PREVIOUS COMBUSTION DEVICE, AND CARRYED UP ABOVE DISASSEMBLY AND COMBUSTION CHAMBERS AND FINAL COMBUSTION OVEN ASSEMBLED BELOW AND WHOSE GASES APPLY TO HEAT THE COMBUSTION DEVICE PREVIOUS : en es
  • ES157005A3 - DEVICE FOR THE SIMULTANEOUS DETERMINATION OF THE DATA RELATING TO AN ELEMENT, PART, PART OR MECHANICAL, ELECTRICAL OR HYDRAULIC ASSEMBLY, FROM AN INITIAL DATA : en es
  • ES158152A1 - IMPROVEMENTS AND IMPROVEMENTS IN AIR COMPRESSORS : en es
  • ES151942A3 - IMPROVEMENTS IN THE MANUFACTURING PROCEDURES FOR V-SECTION BELTS : en es
  • ES152492A1 - AN ACCELERATOR REPOSITOR SYSTEM APPLICABLE TO ELECTRIC TROLLEYS : en es
  • ES152505A3 - TROLLEYBUS SYSTEM : en es
  • ES153280A1 - PROCEDURE FOR OBTAINING OXIDIC PROTECTIVE LAYERS ON ALUMINUM AND ITS ALLOYS : en es
  • ES153854A1 - A PROCEDURE TO OBTAIN IN CONTINUOUS LIMIT CHLORIDE AND OTHER COMBINATIONS OF GASEOUS CHLORINE WITH VARIOUS MATERIALS : en es
  • ES157522A1 - A PROCEDURE FOR THE PREPARATION OF PARAMINOSULFONGUANIDINE : en es
  • ES157639A1 - A PROCEDURE TO TREAT INDUSTRIALLY THE ALGARROBAS OR GARROFAS (CERÁRONIA SILIQUA L.), AND SIMILAR FRUITS BY THE LIME, AND THE ALUMINUM SALTS (SULFATE, OXIDE OR HYDRATE) FOR THE OBTAINING OF THE CRYSTALLIZED SUCROSE, MOLASSES, HONEYS, TANIC PRODUCTS AND APRESTOS : en es
  • ES158015A1 - SPECIAL REGULATOR DEVICE FOR SMALL ELECTRIC MOTORS : en es
  • ES158984A1 - VEHICLE WITH WHEELS MOUNTED ON THE VICERS OF A ROMBOID, A ROMBO OR ANOTHER GEOMETRIC FIGURE ANALOGUE : en es
  • ES151537A1 - A MULTIFORM PHOTOELECTRIC SOUND SYSTEM BY FREQUENCY DIVISION : en es
  • ES151611A1 - PROCEDURE FOR THE MANUFACTURE OF PURIFIED ANIMAL FAT BLOCKS, APPLICABLE TO FOOD CONDITIONING : en es
  • ES152677A1 - A CONNECTION PROVISION FOR TELEGRAPH LINES BY WHICH THEY ARE TRANSMITTED, BY EQUIVALENT CURRENT IMPULSES, TESTING THE TELEGRAPHIC SIGNALS AS WELL AS THE CONNECTING CHARACTERISTIC SIGNALS : en es
  • ES153418A1 - MANUFACTURING PROCEDURE OF MOLDED BRAKE TAPE AND MOLDED CLUTCH DISCS, BASED ON COMPLETELY NATIONAL PRODUCTS : en es
  • ES154447A1 - IMPROVEMENTS IN THE MILLS CRUSHERS, COMPRESSORS AND DISAGREGATORS THAT ACT WITH PAIRS OF CYLINDERS : en es
  • ES154681A1 - PROCEDURE FOR MANUFACTURING SOILS AND ARAMADO BRICKS : en es
  • ES157254A1 - A HOT GAS ENGINE THAT PRESENTS A CLOSED CYCLE : en es
  • ES157277A3 - A DOUBLE PIECE GRAPHIC SYSTEM FOR SUTURE POINTS IN SURGERY : en es
  • CA410872A - Moulding apparatus : en fr
  • ES152467A1 - PROCEDURE FOR OBTAINING LAYERS OF OXIDE ON ALUMINUM : en es
  • ES153787A3 - IMPROVEMENTS IN THE PROCEDURES TO AVOID THE DISADVANTAGES PRODUCED BY LOW TEMPERATURES ON THE ROADS : en es
  • ES155604A1 - IMPROVEMENTS IN MICROMETRIC MEASURING APPARATUS : en es
  • ES157105A1 - A PERFECT GASOGEN : en es
  • ES157134A1 - A BALANCED ASSEMBLY, DESTINED TO THE VERY SHORT WAVES : en es
  • ES159599A1 - DISTRIBUTOR DEVICE, ESPECIALLY TO MANAGE THE CLUTCHES OF CHANGE BOXES IN AUTOMOBILE VEHICLES : en es
  • ES151426A1 - PROCEDURE, WITH YOUR CORRESPONDING DEVICE, FOR THE CONCENTRATION OF ORGANIC AND INORGANIC SOLUTIONS WITH MAXIMUM PERFORMANCES : en es
  • ES152444A1 - FILTER FOR THE PURIFICATION OF GAS PRODUCED IN THE GASOGENS, FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES : en es
  • ES157953A3 - PRESERVATION PROCEDURE AGAINST ICE IN THE FARMS OF THE BRICK INDUSTRY : en es
  • ES157964A1 - ROLLER DISPOSAL MOUNTED IN ROLLER BEARINGS : en es
  • DE693335C - Method for processing composite films, in particular made of paper and metal : de en
  • DE732487C - Silencer and muzzle fire damper for handguns and handguns with gas expansion chambers : de en
  • ES150891A1 - A PROCEDURE TO PREPARE COMBINATIONS OF CICLOPENTANOPOLIDROFENANTRENO : en es
  • ES151570A1 - AN OVEN DEDICATED TO THE PRODUCTION OF VEGETABLE CARBON : en es
  • ES152675A1 - IMPROVEMENTS IN THE HEATING OF THE DISTRIBUTING MACHINES OF FUNDED GLASS IN THE FORM OF LOADS OR BLOWS : en es
  • ES153364A1 - PROCEDURE TO OBTAIN A DRY PRODUCT CONTAINING LACTALBUMIN : en es
  • ES153519A1 - AN AUTOMATIC GUN WITH TRIGGER LOCK : en es
  • ES158453A1 - PROCEDURE FOR THE INSULATION OF HIGH VOLTAGE ELECTRICAL TRANSFORMERS, THROUGH EMPLOYMENT OF AMORPHIC QUARTZ : en es
  • ES151516A1 - PROCEDURE FOR OBTAINING A PRODUCT CONTAINING AMINO ACIDS : en es
  • ES152033A1 - IMPROVEMENT IN THE ARTIFICIAL SILK RAY : en es
  • ES153570A1 - PROCEDURE FOR THE MANUFACTURE OF HARD RUBBER : en es
  • ES154042A1 - PROCEDURE FOR THE OBTAINING OF NAFTOQUINONES : en es
  • ES155476A1 - MANUFACTURING PROCEDURE OF THE AIR BAGS USED IN THE REPAIR OF TIRE COVERS : en es
  • ES157185A3 - A PERFECTED ELECTRIC LAMP SYSTEM : en es
  • ES151536A1 - PROCEDURE FOR THE MANUFACTURE OF SOAP IN COLD : en es
  • ES153060A1 - A WHEEL SPRING FOR TIME SPLICES WITH WATCH MECHANISM : en es
  • ES153155A1 - MACHINE FOR THE MANUFACTURE OF BLOCKS OR PIECES OF ARTIFICIAL STONE : en es
  • ES153222A1 - A PROCEDURE TO ASSEMBLE AND DISASSEMBLE THREADS OF ENTIRE CROSS SECTION, OF THREE OR MORE SEGMENTS, REGARDING TIRES, AND TO OBTAIN REGULAR AND CONTINUOUS CONTACT SURFACES AMONG THESE SEGMENTS, AND RIM FOR THE EXECUTION OF THE SAME : en es
  • ES153243A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CONTACTORS WITH OR WITHOUT THERMAL PROTECTION : en es
  • ES155126A1 - PROCEDURE FOR THE MANUFACTURE OF CURED SKINS BASED ON RASING, USING CALYOUS AND MERINOUS LECHELS, IN ALL COLORS : en es
  • ES157203A3 - A PROCEDURE FOR SHARPENING KNIVES WITH ONE OR WITH TWO EDGES IN LARGE SERIES : en es
  • ES157887A3 - ARTIFICIAL WOOL MANUFACTURING PROCEDURE : en es
  • ES158632A1 - SHAVING MACHINE WITH VARIABLE CUTTING ANGLE : en es
  • ES159499A1 - PROCEDURE FOR THE GOLDING OF METALLIC PIECES, PARTICULARLY OF SHAVING LEAVES AND ANALOGUES : en es
  • ES152938A1 - A PERFECTION IN MULTICOPISTAS APPARATUS, ESPECIALLY FOR USE IN OFFICES : en es
  • ES153433A1 - IMPROVEMENTS IN ELECTRICAL LAMPS : en es
  • ES153657A1 - IMPROVEMENTS IN THE FLOATS FOR THE SALVATION OF BLOCKS : en es
  • ES154569A1 - A GASOGEN : en es
  • ES158177A1 - PROCEDURE FOR THE MANUFACTURE OF GROOVED STEEL SHEATH WITH HIGH ELASTIC FORCE : en es
  • ES159473A1 - IMPROVEMENTS IN THE MANUFACTURE OF LACQUES FOR HULES AND LACQUES FOR CLOTHES-LEATHER BASED ON NITROCELLULOSE : en es
  • DE732596C - Cooling air duct for streamlined rear-engined vehicles : de en
  • ES152901A3 - A NEW INDOOR VENTILATION SYSTEM : en es
  • ES153095A1 - A MULTIPLIER FREQUENCY DEVICE : en es
  • ES154028A1 - NEW CIRCULAR SHEAR : en es
  • ES155633A1 - PROCEDURE FOR STERILIZATION OF CATGUT, SUTURE THREADS AND LIGATURES FOR SURGERY : en es
  • ES152258A1 - IMPROVEMENTS IN THE COMPOSITION OF MOLDING MATERIALS BASED ON THERMOPLASTIC MIXTURES, SYNTHETIC RESINS AND OTHER ANALOGUE PRODUCTS : en es
  • ES153081A1 - IMPROVEMENTS IN MOLDING APPARATUS OF RUBBER SHOES : en es
  • ES155286A1 - PROCEDURE FOR CALCINATION OR CONCRETION OF MORTAR AGGLUTINANTS AND THE AGGLOMERIZATION AND CASTING OF MINERALS OR SIMILAR : en es
  • ES157815A1 - A BOARD DEVICE FOR VAPOR RETENTION IN THE INSTALLATIONS OF CONTINUOUS VULCANIZATION OF ELECTRICAL CONDUCTORS ISOLATED WITH RUBBER : en es
  • ES158205A1 - DEVICE APPLICABLE TO MACHINES TO MAKE IN THEM, FROM AN AUTOMATIC AMNERA, THE CLEANING IN ROUND : en es
  • ES159152A1 - IMPROVEMENTS IN ELECTRIC LIGHTING BANDS FOR LIGHTING AND HEATING : en es
  • USD135161S - Design for a pour-out bottle cap : en
  • DE732392C - Espagnolette lock for windows : de en
  • ES151931A1 - A PROCEDURE TO MAKE WASHABLE THE FILTER PAPER AS AIR AND GAS FILTER : en es
  • ES152628A1 - IMPROVEMENTS IN ZIPPER CLOSURES : en es
  • ES152872A1 - CHANGE OF MARKING FOR STEAM FOR EQUIPMENT MACHINES : en es
  • ES152980A1 - A PROCEDURE TO KEEP CONSTANT THE FREQUENCY IN OSCILLATION CIRCUITS : en es
  • ES158638A1 - AN INSTALLATION FOR THE OBTAINING OF HILAR FIBERS OF STEMS OF FIBER OF LIBER, ESPECIALLY OF STEMS OF HEMS : en es
  • ES159083A1 - DEVICE FOR CURVING BARRELS MANTOS : en es
  • ES159450A2 - IMPROVEMENTS MADE : en es
  • FR879811A - Improving product for the use of inferior fuels : en fr
  • DE732577C - Device for the production of composite cast plain bearings : de en
  • DE732440C - Process for velouting rubberized fibrous webs : de en
  • ES152518A3 - PROCEDURE FOR DRYING FRUITS AND OTHER EDIBLE VEGETABLES, ESPECIALLY PLUMS : en es
  • ES152580A1 - PROCEDURE FOR THE PREPARATION OF MONOAZOIC DYES : en es
  • ES152904A3 - PROCEDURE FOR THE PREPARATION OF CALCIUM CASEINATE, POWDER OR FLAKES, SUITABLE FOR THE PREPARATION OF PHARMACEUTICAL AND DIETARY PRODUCTS : en es
  • ES153317A1 - CLUTCH DISPOSAL FOR CHANGES, ESPECIALLY MOTORCYCLES : en es
  • ES153423A1 - A PROCEDURE FOR THE MANUFACTURE OF DIETARY FLOURS : en es
  • ES155318A3 - PROCEDURE FOR PAINTING TUBULAR OR CYLINDRICAL NON-INDUCTIVE ELECTRICAL RESISTORS : en es
  • ES158243A1 - COMBINED GRADUATION DEVICE FOR THE PREMIUM WARMING HEATER OF THE LOCOMOTIVE FEED OR OTHER ANALOG MACHINES : en es
  • ES158787A1 - A GASOGEN DESTINED ESPECIALLY TO THE FEEDING OF VEHICLE ENGINES : en es
  • ES153366A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153487A1 - A DISPOSITION FOR TELEPHONE NETWORKS, IN WHICH A TELEPHONE COMMUNICATION IS CARRIED OUT THROUGH CARRYING FREQUENCY, ESPECIALLY FOR A RADIO-WIRELESS SYSTEM : en es
  • ES154348A1 - IMPROVEMENTS INTRODUCED IN THE PESACARTAS APPARATUS : en es
  • ES154441A1 - THREADING MACHINE : en es
  • ES155501A1 - VAPOR GENERATOR WITH VERTICAL HOME AND HORIZONTAL SUPERIOR GAS CONDUIT : en es
  • ES152555A3 - SOME PERFECTIONS IN THE CLOSURES FOR HIGH WINDOWS AND HORIZONTAL HINGES : en es
  • ES153475A1 - A CATHODIC RAY MANIPULATOR WITH AMPLIFIER : en es
  • ES157449A1 - SOME IMPROVEMENTS IN THE MANUFACTURING PROCEDURE OF THE SPECIAL HANDLES AND CAPS FOR FOUNTAIN PENS : en es
  • ES158893A1 - PROCEDURE FOR THE BENEFIT AND INDUSTRIALIZATION OF NÁCAR : en es
  • ES153806A2 - DRAG OR SLIDER CLOSURE : en es
  • ES154225A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155235A1 - CARBURETOR SYSTEM : en es
  • ES157538A1 - A PROCEDURE FOR THE MANUFACTURE OF TOTAL OR PARTIALLY LINED BUTTONS : en es
  • ES159138A3 - IMPROVEMENTS IN THE MANUFACTURE OF GRINDING WHEELS AND ABRASIVE BLOCKS : en es
  • ES159592A1 - PROCEDURE FOR LUBRICATION OF BEARINGS AND AXLES OF RAILROAD AND SIMILAR VEHICLES, ON PANTOGRAPH AND RECOVERY PAD OF THE LUBRICANT : en es
  • FR879658A - Pendulum for levels and slopes : en fr
  • ES146856A1 - Perfections in electrical networks or related thereto, suitable for use in interphase coupling networks in amplifiers of electron discharge tubes. : en es
  • ES152470A1 - NEW UNIVERSAL BOARD : en es
  • ES152541A1 - AN IMPROVED PROCEDURE FOR MANUFACTURING THE BACK OF METALLIC FORNINGS FOR BUTTONS LINED AND ALL KINDS OF BUTTONS, METALLIC OR NOT : en es
  • ES152627A1 - IMPROVEMENTS IN THE MANUFACTURE OF SPECIAL PROFILE BOARDS FOR BICYCLES OR SIMILAR, WITH THEIR CORRESPONDING AUXILIARY PARTS : en es
  • ES153359A1 - A PROCEDURE FOR THE OBTAINING OF HARDENED ALUMINUM ALLOYS FOR CONSTRUCTION PARTS SUBJECTED TO GREAT MECHANICAL EFFORTS : en es
  • ES153896A1 - IMPROVEMENTS IN METAL CAPSULES FOR BOTTLES AND SIMILAR : en es
  • ES155005A3 - IMPROVEMENTS IN ELECTRIC COFFEE MAKERS : en es
  • ES155450A1 - BATTERY OF ACCUMULATORS FOR THE SIMULTANEOUS FILLING OF THE CELLS AND FOR THE DIRECTED OUTPUT OF THE GASES DURING THE PERIODS OF CHARGE : en es
  • ES157114A1 - MACHINE APRA MAKE CONCRETE, HOLLOW AND SOLID BLOCKS : en es
  • GB551691A - Improvements in dynamo-electric machines : en
  • DE732412C - Pressure switch for hiking pillar : de en
  • ES152242A1 - IMPROVEMENTS IN THE MANUFACTURE OF WOODEN PEÑES : en es
  • ES152381A1 - IMPROVEMENTS INTRODUCED IN SHAVING MACHINES : en es
  • ES152766A1 - PROCEDURE FOR PREPARING DESSERTS, ESSENTIALLY CONSTITUTED BY COMPONENTS OF MILK AND OF FECULA : en es
  • ES153038A1 - A MOUNTING DEVICE FOR ELECTRICAL LAMPS : en es
  • ES154434A1 - MARKING CHANGE MECHANISM FOR BIKES : en es
  • ES154909A1 - MACHINE FOR SHARPENING CLOSURES : en es
  • ES154918A1 - PROCEDURE FOR THE OBTAINING OF PIRIDIN-3-ACETIC ACID, RESPECTIVELY FROM ITS DERIVATIVES : en es
  • ES157115A1 - DEVICE TO FACILITATE THE ASSEMBLY AND DISASSEMBLY OF SUPERIOR ROLLERS MOUNTED IN A HIGHER ARM : en es
  • ES157771A1 - A PROCEDURE FOR THE HUMID TREATMENT OF ARTIFICIAL SILK THREADS IN SHIPS, MANUFACTURED IN AN UNINTERRUPTED WORK PROCESS : en es
  • US2312892A - Keeper for locks and latches : en
  • CA410869A - Printed article : en fr
  • ES151390A3 - IMPROVEMENTS IN THE MANUFACTURE OF FRAMES OR HANDLES FOR CLOTHING BRUSHES, HEAD, NAILS, TEETH, SHAVING BRUSHES AND BRUSHES : en es
  • ES152520A1 - A PROCEDURE FOR THE EXECUTION OF REACTIONS WITH CONDITIONING IN CUBAN OVENS, AND ESPECIALLY IN HIGH FURNACES : en es
  • ES152799A1 - A FRAME ANTENNA WITH IRON NUCLEUS : en es
  • ES152887A3 - SOME PERFECTIONS IN THE CONSTRUCTION OF QUADRANTS FOR RADIOPHONE RECEIVERS : en es
  • ES153057A1 - A TWO-TIME ENGINE, WITH A TURBULENT COMBUSTION CHAMBER IN THE OWN INFLAMMATION CHAMBER, IN WHICH THIS IS PRODUCED, BY COMPRESSION OR BY ANY OTHER INFLAMMATION SYSTEM : en es
  • ES153455A1 - IMPROVEMENTS IN FLUORESCENT CONSTRUCTIONS : en es
  • ES154024A1 - PROCEDURE FOR THE TEMPORAL SEWAGE OF CINEMATOGRAPHIC FILMS WITHOUT ADHESIVE EMPLOYMENT : en es
  • ES154682A1 - LUBRICATION PROCEDURE FOR GREASE BOXES WITH PANTOGRAPH AND OIL DISPENSER : en es
  • ES155081A1 - GASOGEN OF RECOVERY OF COCHIFIED PRODUCTS : en es
  • ES155292A1 - DEVICE TO PAY REGISTERED AMOUNTS : en es
  • ES155440A1 - PROCEDURE FOR THE EXTRACTION OF THE ESSENCE OF LADANO DE LA JARA (CISTUS LANADIFERUS L.) AND USE OF THE REST OF THE PLANT FOR THE OBTAINING OF CELLULOSE FOR PAPER PASTE : en es
  • ES159607A1 - IMPROVEMENTS IN AUTOMATIC CONTROL DEVICES FOR CINEMATIC COPIER AND COPIER MACHINE : en es
  • ES159667A1 - A PRESSING MACHINE TO REMOVE FRUIT JUICES : en es
  • AU116587B2 - Improvements in the preparation of dihhydropyran : en
  • US2312641A - Suction cleaner : en
  • US2312744A - Blasting cartridge shell : en
  • ES152572A1 - NEW FOLDABLE AND REMOVABLE PORTABLE DEVICE FOR USE AS A SEAT FOR CHILDREN : en es
  • ES153756A1 - PROCEDURE FOR THE MANUFACTURE OF BEAMS, FLOORS AND HEAVENS RASKS OF REINFORCED CONCRETE BASED ON PIECE OF POTTERY : en es
  • ES154375A1 - NEW AUTOINJECTABLE : en es
  • ES157978A1 - GREEN PASTURE MOWER : en es
  • ES158658A1 - PROCEDURE FOR THE MANUFACTURE OF CONICAL PROFILES IN LACE PRESSES : en es
  • FR879657A - Arrangement of directional radiotransmitters, known as radio headlights : en fr
  • DE732380C - Multi-disc clutch : de en
  • DE732490C - Magnetostriction oscillator : de en
  • CA410852A - Electric welding method : en fr
  • ES153435A1 - AN ELECTRIC SHOCK DEVICE : en es
  • ES154169A1 - IMPROVEMENTS INTRODUCED IN RAPID MACHINES : en es
  • ES154363A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154693A1 - PROCEDURE FOR THE MARKETING OF COTTON : en es
  • ES155119A3 - IMPROVEMENTS MADE IN THE PROCEDURE FOR THE PREPARATION OF CHOCOLATE ALONE OR MIXED WITH MILK OR OTHER MATERIALS : en es
  • ES159126A1 - PROCEDURE FOR OBTAINING A NEW COMBUSTIBLE MIXTURE APPLICABLE TO THE SUPPLY OF GASOGENS : en es
  • US2312860A - Garment : en
  • FR879700A - Device for assembling two patterns of a jewel : en fr
  • GB551569A - Improvements relating to cutting devices : en
  • US2312799A - Ultra short wave system : en
  • US2312348A - Finishing textile fabrics : en
  • US2312958A - Wide range turbine governing arrangement : en
  • USD135172S - Design fob a brooch or similar article : en
  • US2312695A - Diazine derivatives : en
  • ES152369A1 - A SAW WITH SAW BLADE DOWNLOADING FREELY : en es
  • ES153184A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154021A1 - ANGLE ADDRESS CAMRY ARRANGEMENT, FOR DISTANCE GOVERNMENT MECHANISMS : en es
  • ES156979A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157364A3 - A PNEUMATIC PULLEY FOR THE PERFECT SANDING OF WOOD ON CURVOCONVEX SURFACES AND, IN GENERAL, FOR ALL KINDS OF CURVED SURFACES : en es
  • ES158432A1 - PROCEDURE FOR THE OBTAINING OF CELLULOSE FROM CELLULOSE MATERIAL NOTHING OR ONLY LITTLE MEANING : en es
  • ES158868A1 - IMPROVEMENTS IN THE PREPARATION OF FABRICS FOR CLOTHING, WHICH REQUIRE SPECIAL CATEGORIES OF APRESTO : en es
  • ES159703A1 - IMPROVEMENTS IN THE CONSTRUCTION OF STEP VALVES, SPECIAL FOR HYDRAULIC PRESSES : en es
  • US2312900A - Balanced brush for electric motors : en
  • CA410806A - Sanding belt machine : en fr
  • US2312365A - Utilization of foul steam for hydrogen sulphide removal : en
  • USD135151S - Design for a service picture frame : en
  • FR879842A - Tube assembly mode : en fr
  • ES150448A1 - NEW PROCEDURE FOR THE OBTAINING OF PHOTOGRAPHS IN RELIEF AND BAJORRELIEVE : en es
  • ES152073A1 - IMPROVEMENTS IN THE PLUGS FOR AIRPLANES EXPLOSION ENGINES : en es
  • ES153745A1 - A COMPRESSED AIR ENGINE SYSTEM COR-VI : en es
  • ES154466A1 - TELECOM MECHANIC APRA THE MANUFACTURE OF GASA FOR CERNER : en es
  • ES155123A3 - IMPROVEMENTS MADE IN THE PROCEDURE FOR THE PREPARATION OF AN OWN PRODUCT FOR INFANT FEEDING : en es
  • ES155614A1 - PROCEDURE FOR WASHING WITH HARD WATER : en es
  • ES158031A1 - HOURDIS MANUFACTURING PROCEDURE : en es
  • ES158291A1 - PROCEDURE TO OBTAIN ELECTRODES OF TWO DIFFERENT METALS FOR IGNITION PLUGS : en es
  • ES158769A1 - DEPURATOR-FILTER FOR POOR GAS FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES : en es
  • ES159502A1 - HYDRAULIC TRANSMITTER MECHANISM, ESPECIALLY FOR AUTOMOBILE VEHICLES : en es
  • ES151322A1 - CONDENSER FOR DESIGNATION APPLIANCES AND OTHER APPLICATIONS : en es
  • ES153372A2 - IMPROVEMENTS INTRODUCED TO THE MAIN PATENT OBJECT : en es
  • ES153468A1 - A SYNTHETICATED CORTAFAMBLES APPARATUS : en es
  • ES154769A1 - PROCEDURE TO ELIMINATE IMPURITIES ACCOMPANIED BY TEXTILE FIBERS : en es
  • ES154975A1 - PROCEDURE FOR COVERING (IN THE FORM OF FLAT TERRACES) SURFACES TO THE WEATHER : en es
  • ES157958A2 - A PROCEDURE FOR THE TREATMENT OF IRON-CONTAINING MINERALS : en es
  • ES158050A1 - IMPROVEMENTS IN PRESSED GLASS VALVES WITH INTERIOR MENTALIZATION : en es
  • ES158376A1 - MULTIPLIER SPEED MECHANISM FOR BIKES : en es
  • ES152681A1 - IMPROVEMENTS IN THE OBTAINING OF CRYSTALS FOR OSCILLATORS AND RESONATORS : en es
  • ES153399A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MOTORCYCLES WITH TANK IN THE SILL : en es
  • ES155274A1 - PROCEDURE FOR MANUFACTURING METAL LEAVES THAT MAKE THE MOVING FLOOR OF THE MACHINES INTENDED TO GIVE TEMPLE TO THE HOLLOW GLASS : en es
  • ES152715A1 - A GUIDING ANTENNA : en es
  • ES153154A1 - PROCEDURE FOR THE OBTAINING OF THE BROMO, STARTING FROM THE WATERS MOTORS OF LAS SALINAS : en es
  • ES153483A1 - A PROVISION TO MEASURE THE FREQUENCY OF WIRELESS BROADCAST TRANSMISSION FREQUENCY, ESPECIALLY FOR TELEVISION : en es
  • ES154526A1 - FIRE EXTINGUISHING EQUIPMENT : en es
  • ES159362A1 - IMPROVEMENTS IN THE MANUFACTURE OF TRANSPORTATION VESSELS : en es
  • ES159758A1 - PROCEDURE FOR THE EXTERNAL COATING OF STEEL BODIES WITH METALS OR ALLOYS : en es
  • GB551592A - Improvements in and relating to electric lamp holders : en
  • ES152641A1 - CHEESE MANUFACTURING PROCEDURE : en es
  • ES154264A1 - SPECIAL LOOK TO ENSURE THE FIXING OF THE FINS IN THE STABILIZERS OF THE GRENADES : en es
  • ES154894A3 - IMPROVEMENTS IN THE CONSTRUCTION OF ROOFS, USING EARTH ELEMENTS FORMING REINFORCED BEAMS AND JOISTS : en es
  • ES157377A1 - PROCEDURE FOR OBTAINING MATERIALS USED IN THE MANUFACTURE OF APRESTOS, ADHESIVES, VARNISHES AND PLASTIC MASSES FROM THE LATEX OF EUFORBIÁCEAS : en es
  • ES157691A1 - A DETENTION LAYER RECTIFIER PARTICULARLY TARGETED TO RECTIFICATIONS OF WEAK STREAMS APR A WEAKENED TENSION FALL IN THE MEASUREMENT ASSEMBLIES : en es
  • ES153454A1 - A METHOD FOR THE MANUFACTURING OF ELECTRICAL LAMPS AND SIMILAR ITEMS : en es
  • ES155120A3 - IMPROVEMENTS MADE IN THE PROCEDURE FOR THE PREPARATION OF CONDENSED MILK WITH OR WITHOUT SUGAR : en es
  • ES155168A3 - PROCEDURE FOR THE PREPARATION OF ACID MILK : en es
  • ES157494A1 - PROCEDURE FOR OBTAINING A POWDER PRODUCT TO INCREASE THE DURATION OF ELECTRICAL RESISTORS : en es
  • ES158854A1 - PROCEDURE FOR THE MANUFACTURE OF COMPOUND SOAPS OF CERTAIN FIGURES : en es
  • ES151671A1 - FUEL NOZZLE FOR INJECTION COMBUSTION ENGINES : en es
  • ES152456A1 - A RIGID BODY FLAT : en es
  • ES153951A1 - A PROVISION TO COMMUTE TUNING MEDIA, ESPECIALLY DRUMS OF COILS, IN HEAVY RADIO APPLIANCES : en es
  • ES158942A3 - A PROCEDURE FOR THE PREPARATION OF A SPECIAL REGIME BREAD : en es
  • ES152850A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153052A1 - FRONT WHEEL SUPPORT FOR MOTORCYCLES : en es
  • ES155266A1 - ADJUSTABLE DEVICE FOR AIR PROPELLERS OPPOSED, SUCCESSIVELY DISPOSED : en es
  • GB551654A - Improvements in fuzes for ammunition projectiles : en
  • US2312637A - Container top : en
  • ES153635A1 - AN IMPROVEMENT IN THE MANUFACTURE OF THERMOS : en es
  • ES155043A1 - PROCEDURE FOR OBTAINING ANTICRIPTOGAMIC PRODUCTS FOR AGRICULTURAL EMPLOYMENT : en es
  • ES155314A3 - LIFTING MECHANICAL JACK, FIXED TO THE AUTOMOBILE VEHICLE CHASSIS : en es
  • ES158312A3 - PROCEDURE FOR THE THERAPEUTIC APPLICATION OF OXYGEN AND REGENARICON FROM THE BREATHED AIR : en es
  • ES159268A1 - A PROCEDURE TO OBTAIN N-METALLIC AMINOALCHOLES : en es
  • DE732524C - Connection for drive belt or conveyor belt : de en
  • ES151117A1 - DEVICE FOR REGULATING AIR, GASES AND ESSENCE IN OPERATING ENGINES THROUGH POOR OR OIL AND ESSENCE GAS : en es
  • ES153259A1 - PROVISION FOR THE ELECTROMAGNETIC DEFLECTION OF THE CATHODIC RAY IN CATHODE RAY VALVES : en es
  • ES153524A1 - IMPROVEMENTS IN THE CONSTRUCTION OF RECIPIENTS IN THE FORM OF A LIGHT BULB, ESPECIALLY FOR VALVES IN THE FORM OF DISCHARGE : en es
  • ES153600A1 - CONTINUOUS OPERATING APPARATUS FOR THE DRY DISTILLATION OF WOODEN SERRÍN : en es
  • ES155474A1 - PROCEDURE TO MANUFACTURE TOOLS WITH RAPID STEEL TABLET : en es
  • ES155619A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF ANTI-SLIP CHAINS FOR VEHICLE TIRES : en es
  • ES155663A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155685A1 - IMPROVEMENTS IN THE MANUFACTURE OF GASOGENS : en es
  • ES157526A1 - A HEATER OF HEATER ADJUSTABLE ADJUSTABLE AND CONSTANTLY CONTROLLED, FOR FILAMENTS THAT HAVE TO BE PASSED IN WARM THROUGH THE ROW, AND ESPECIALLY FILAMENTS FOR ELECTRIC BULBS OR RADIOELECTRIC VALVES (THERMOURAL) : en es
  • ES158305A3 - IMPROVEMENTS IN THE CLARIFICATION OF VISCOSE AND SIMILAR MATTERS : en es
  • ES158686A1 - ARRANGEMENT OF THE BALANCING WEIGHTS OF ADJUSTABLE AIR PROPELLERS : en es
  • GB551701A - Improvements in or relating to the manufacture of wall-boards or slabs : en
  • ES153146A1 - A PROCEDURE FOR THE MANUFACTURE OF MOLDED PLATES AND OBJECTS, OF ARTIFICIAL MARBLE : en es
  • ES155137A1 - SCALE FOR DEVICES OF COMMUNICATIONS TECHNOLOGY IN THE FORM OF DRUM : en es
  • ES159508A2 - AN INVESTMENT MOLDING MACHINE FOR THE MANUFACTURE OF MOLDED PYERS : en es
  • ES151498A1 - AN INDUSTRIAL PROCEDURE FOR WELDING DURALUMINUM, ALUMINUM AND SQUASH AND THESE METALS WITH OTHERS, AT LOW TEMPERATURE : en es
  • ES154074A1 - PROCEDURE FOR THE MANUFACTURE OF CEILINGS OF ARMED CONCRETE, USING BOVEDILLAS WITHOUT FORMWORK : en es
  • ES154187A3 - MACHINE FOR WORKING PASSAGES OF HELIX : en es
  • ES154595A1 - PROCEDURE THAT ALLOWS THE OBTAINING OF SYNTHETIC FERTILIZERS : en es
  • ES155290A1 - POLYCYLINDRICAL COMBUSTION MACHINE WITH TWO MOTORS LOCATED COAXIALLY IN SERIES : en es
  • US2312335A - Compressor : en
  • US2313012A - Enciphering apparatus : en
  • ES152912A3 - A PROCEDURE FOR THE MANUFACTURE OF DRYING PLASTIC RESINS : en es
  • ES154428A3 - IMPROVEMENTS INTRODUCED IN THE MOLDS OF CUSHIONING, DIE AND IN GENERAL FOR ALL KINDS OF WORK WITH PRESS : en es
  • ES157054A1 - DEVICE FOR COUPLING THE LANDFILL PLOWS IN MECHANICAL TRACTORS : en es
  • ES158191A1 - A PROCEDURE FOR THE MANUFACTURE OF A PRODUCT TO ADHER CEMENT TO WOOD : en es
  • ES158578A1 - AN IMPROVEMENT IN MOTOR GAS GENERATORS : en es
  • FR879746A - Process for the additional treatment of saturated hydrocarbons : en fr
  • FR879849A - Electric tiller : en fr
  • DE732509C - Terminal strip for electrical lines : de en
  • DE732547C - Self-sealing chamber lock for horizontal coke ovens : de en
  • DE732559C - Iron base plate with steam generator : de en
  • USD135136S - Display card or similar article : en
  • ES151452A1 - PROCEDURE FOR THE OBTAINING OF SULPHON DERIVATIVES : en es
  • ES152429A3 - A DOUBLE DOOR WITH A DEPRESSABLE UPPER LEAF : en es
  • ES155242A1 - IMPROVEMENTS IN GAS GENERATING GAS GENERATORS FOR EXPLOSION ENGINES, APPLICABLE TO VEHICLES AND SIMILAR : en es
  • ES157483A1 - A WOOD GASOGEN FOR AUTOMOBILES AND TRUCKS : en es
  • ES157875A1 - A PROCEDURE FOR USING MATERIAL CONTAINING USEFUL SUBSTANCES, BOTH IN SOLID FORM AND IN FORM OF SOLUTION : en es
  • ES158447A1 - WATER LEAKAGE RECORDING DEVICE IN THE DRIVING PIPES : en es
  • US2312967A - Chemical process and product : en
  • DE732379C - Device for improving the combustion process in explosion or internal combustion engines : de en
  • ES151962A3 - AN IMPROVEMENT IN THE MANUFACTURE OF SIPHON HEADS AND NOZZLES : en es
  • ES152566A1 - A PROCEDURE FOR THE COMPREHENSIVE USE OF ALGARROBO FRUIT : en es
  • ES153011A3 - MANUFACTURING PROCEDURE FOR VISCOSE-BASED TRANSPARENT PAPER TUBES : en es
  • ES153234A1 - PROCEDURE FOR THE OBTAINING OF PRODUCTS FOR THE CONDENSATION OF 1-AMINOARYL-5-PIRAZOLON-4-SULFONIC ACIDS : en es
  • ES154107A1 - SYSTEM FOR SUBJECTING AUXILIARY GROUPS TO EXPLOSION ENGINES : en es
  • ES154833A1 - IMPROVEMENTS IN THE MANUFACTURE OF SECURITY PADLOCKS : en es
  • ES155432A1 - MULTIPLE TEMPERATURE BOILER : en es
  • ES155556A1 - PROCEDURE FOR OBTAINING A SUPERFICIAL PROTECTION OF MAGNESIUM ALLOYS : en es
  • ES155579A1 - PHASE SWITCH TO SWITCH THE PHASE IN 180, ESPECIALLY FOR ANTENNAS THAT ARE HANDLED AT THE RATE OF COMPLEMENTARY SIGNALS : en es
  • ES158284A1 - A DEVICE FOR THE HYDRAULIC RIVETING OF BOILER FUNDS WITH INTERIOR RIM : en es
  • ES159249A1 - A PROCEDURE TO REDUCE THE LOSSES OF CURRENT PERFORMANCE AND THE ENERGY CONSUMPTION IN ELECTRONICS OF CAST FLOW : en es
  • US2312983A - Concrete wall form : en
  • DE732432C - Drive for generators to supply energy for railway vehicles : de en
  • DE732570C - Amplifier containing more than two stages : de en
  • ES151318A1 - TURBODEPURADOR PARA GASES : en es
  • ES153310A3 - PROCEDURE TO REMOVE ANIONIC OR CATIONIC ELEMENTS BY USING SYNTHETIC OR ARTIFICIAL RESINS AS ABSORBING SUBSTANCES : en es
  • ES155234A1 - PROCEDURE FOR THE INTEGRAL CARBONIZATION OF WOODEN LOGS, BRANCHES AND LEAVES, WITH THE USE OF THE LIQUID SUB-PRODUCTS, IN TRANSPORTABLE FACILITIES CAPABLE OF ACTING IN THE SAME FOREST : en es
  • ES167242A1 - IMPROVEMENTS IN HAND-HELDED DOUBLE-EFFECT PUMPS : en es
  • ES150046A1 - A PROCEDURE FOR STAMPING MACHINE POINT GENRES : en es
  • ES152391A1 - GASOGEN FOR ENGINES : en es
  • ES153933A1 - IMPROVEMENTS IN THE CONNECTION OF THE TUBULAR LAMPS : en es
  • ES154922A1 - PROCEDURE FOR OBTAINING FUEL AGGLOMERATE : en es
  • ES159674A1 - AN APPARATUS FOR MEASURING DISTANCES AND ANGLES : en es
  • US2312340A - Check controlled and dispensing turnstile and other device : en
  • US2312807A - Resinous product from cellulosic substances : en
  • US2312821A - Means for stacking articles : en
  • US2312931A - Geared axle drive : en
  • ES149974A1 - PROCEDURE TO PRESERVE FREE OF FERMENTATION JUICES OF FRUIT, GRAPES AND VEGETABLES : en es
  • ES153761A3 - LOAD DIFFERENTIAL : en es
  • ES153974A1 - IMPROVEMENTS IN THE MANUFACTURE OF TRANSPORTATION CABLES FOR EFFORTS IN LOW INTERRUPTION JOBS 060841 : en es
  • ES155243A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157166A1 - A ASSEMBLY FOR ROLLERS OF STAMPING MACHINES, ESPECIALLY FOR PRINTING FABRICS : en es
  • ES158953A2 - IMPROVEMENTS IN THE CONSTRUCTION OF STATORS FOR ELECTRICAL MACHINES, OBJECT OF THE MAIN PATENT : en es
  • ES159188A1 - AN INDUSTRIAL PROCEDURE FOR OBTAINING COMPOUNDS OF COOKED FLOURS OF CEREALS, TUBERS, ROOTS AND LEGUMINOUS : en es
  • ES159316A1 - AN APPARATUS FOR THE CATALYZING OF GASES : en es
  • ES151617A1 - PROCEDURE FOR THE OBTAINING OF 1,4-ANDROSTADIENOL-17-ONA 3 AND ITS DERIVATIVES : en es
  • ES152792A1 - PROCEDURE FOR OBTAINING A SOAP SUBSTITUTE : en es
  • ES153261A1 - MULTIPLIER OF SECONDARY ELECTRONS : en es
  • ES154026A1 - INSTALLATION OF HEATING BY HOT WATER ACTUATED IN FORCED CIRCULATION : en es
  • ES154320A1 - PROCEDURE TO PRODUCE EXACTLY KNOWN HEAT QUANTITIES, ESPECIALLY FOR CALORIMETRIC PURPOSES : en es
  • ES154853A1 - MECHANICAL DEVICE TO DESIRE THE RODS OF MUCILAGO THAT ARE OBTAINED WHEN CONCENTRATE IT AND PURIFY IT AFTER ITS EXTRACTION : en es
  • ES154955A1 - FLOATING PROCEDURE : en es
  • ES157339A1 - AUTOMATIC TENSIONER : en es
  • ES158788A1 - A DEVICE TO PRESS CATALYTIC GAS REACTIONS : en es
  • ES153041A1 - A SYSTEM INTENDED TO MEASURE AND TRANSMIT REMOTE INTERNAL DEFORMATIONS OF A BODY, THERMAL OR ANY OTHER INDOOR : en es
  • ES154057A1 - PROCEDURE FOR THE PREPARATION OF PLASTIC MASSES EQUIPPED WITH LARGE AND UNIFORM ELASTICITY, DUE TO THE RUBBER MIXTURE : en es
  • ES155420A1 - MANUFACTURING PROCEDURE FOR A DETERSIVE PRODUCT (SOLID LIGHT) : en es
  • ES157127A3 - IMPROVEMENTS IN THE MANUFACTURE OF KEYS-TOOLS WITH A HEXAGONAL HEAD, RESPECTIVELY : en es
  • GB551553A - Thread cutting mechanisms : en
  • CA410870A - Combine cleaning mechanism : en fr
  • ES153754A3 - A PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR WITH RUBBER AND ALUMINUM FLOOR : en es
  • ES155659A1 - REGULATED FUEL PUMP THROUGH ROTATION OF THE PUMPS OF THE PUMP COLINDRES : en es
  • ES153422A1 - NEW PROCEDURE FOR THE FACTORY OF EXTRA SOAP OF FATTY MATERIALS : en es
  • ES154195A1 - DISTRIBUTION PROVISION FOR POLICILINDRICAL VAPOR MACHINES OF CONTINUOUS CURRENT AT GREAT SPEED : en es
  • ES154381A3 - IMPROVEMENTS IN THE CLASPS OR CLIPS FOR LEAGUES : en es
  • ES154666A1 - EQUIPMENT DEPURATOR AND GAS DOSING SYSTEM PRODUCED IN GASOGEBOS AND INTENDED FOR EXPLOSION MOTORCYCLES : en es
  • ES159516A1 - A PROCEDURE FOR THE MANUFACTURE OF COMBUSTIBLE BRICKS OR AGGLOMERATES : en es
  • DE732584C - Slide version for film images : de en
  • ES151707A3 - A MACHINE FOR TRICKING SAWS : en es
  • ES152020A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154444A1 - PROCEDURE TO TRANSFORM THE ALTERNATE CURRENT IN ANOTHER OF ANOTHER FREQUENCY, SHAPE, TENSION AND NUMBER OF PHASES ANYWHERE THROUGH SPECIAL COLLECTORS, IN SYNC WITH THE PREVIOUS FREQUENCIES : en es
  • ES154801A1 - PROYECTIL DE ARTILLERIA : en es
  • ES154980A1 - ASCORBINIC ACID MANUFACTURING PROCEDURE : en es
  • ES155281A1 - PROVISION OF ANTENNA GUIDELINES FOR BROADBAND FREQUENCY BANDS : en es
  • ES158199A1 - IMPROVEMENTS IN THE PROCEDURES FOR THE PRODUCTION OF OILS : en es
  • AU116617B2 - Improvements in or relating tothe electrodeposition of metals : en
  • DE730318C - Process for the production of women's bags, in which the cut and trimmed material of the bag is milled over a last with the application of pressure : de en
  • ES151696A1 - PROCEDURE TO IMPROVE THE PERFORMANCE OF GASOGENS APPLIED TO THE ACTIVATION OF ENGINES : en es
  • ES153023A1 - A NEW SYSTEM OF CIRCUIT OF GREAT OSCILLATING VALUE AND OF REDUCED DIMENSIONS, APPLICABLE TO INTERNAL ANTENNAS OF RADIOTELEPHONY : en es
  • ES153426A1 - A FLUORESCENT SCREEN FOR ELECTRICAL SHOCK LAMPS : en es
  • ES154416A1 - IMPROVEMENTS IN THE JACQUAR AND VINCENCI MACHINES, WHICH ADAPT TO THE TELESCOPES FOR LABRADOS TISSUES : en es
  • ES157259A1 - SPECIAL MACHINE FOR THE MANUFACTURE OF PRESSURE PIPES OR OTHER HOLLOW OBJECTS OF CEMENT PASTE OR AGGLUTINANT MATERIALS IN GENERAL : en es
  • FR879709A - Switching relay with contact bridge for double switching : en fr
  • DE732394C - Device for coupling and uncoupling vehicles on toy trains : de en
  • ES153069A1 - IMPROVEMENTS IN MODULATOR ASSEMBLIES : en es
  • ES155368A1 - MARMITA-TERMO : en es
  • ES157785A1 - IMPROVEMENTS IN EXTRACTION PRESSES : en es
  • ES146399A3 - A procedure to replace the tin in cannon bronzes and others made from tin, with a compound based on silicon, manganese and iron. : en es
  • ES152215A1 - PROCEDURE FOR THE CHEMICAL PRODUCTION OF HEAT FOR PERMANENT HAIR WAVE : en es
  • ES153429A1 - IMPROVEMENTS IN CIRCUITS FOR ELECTRICAL SHOCK DEVICES : en es
  • ES153773A1 - PROCEDURE FOR THE SEPARATION OF REGENERATED CELLULOSE FROM MIXTURES CONTAINING NATIVE FIBERS : en es
  • ES154550A3 - MACHINE FOR VULCANIZING TIRE CHAMBERS : en es
  • ES157375A1 - AN APPARATUS APPARATUS : en es
  • US2312620A - Rotary filter tank and agitator therefor : en
  • US2312618A - Fluorescent tube lighting fixture : en
  • US2312537A - Fender shield latch mechanism : en
  • ES153136A3 - PROCEDURE TO MANUFACTURE FABRICS OF THE TYPE CALLED "ORGANDÍ", STARTING FROM RAYON OR OTHER ARTIFICIAL FIBERS : en es
  • ES154246A1 - PROCEDURE FOR THE OBTAINING OF SUBSTANTIVE AZOIC COLORANTS : en es
  • ES155612A1 - PROCEDURE FOR OBTAINING A MOLDED PLASTIC MATERIAL : en es
  • ES156903A1 - A LIGHTING DEVICE, ESPECIALLY SUITABLE FOR ECONOMIC MATCHES : en es
  • ES157803A1 - GASOGEN FOR EXPLOSION ENGINES, ESPECIALLY FOR AUTOMOBILES : en es
  • ES158090A1 - PROCEDURE FOR THE OBTAINING OF CONDENSATION PRODUCTS : en es
  • US2312937A - Apparatus for the removal of railway rails from pavement : en
  • ES152044A1 - SOME PERFECTIONS IN THE CONSTRUCTION OF GASOGENS FOR ACETYLENE : en es
  • ES152510A1 - A REGULATORY ARRANGEMENT TO MAINTAIN THE SYNCHRONIC AND PHASE-BREAKDOWN OF LOCALALLY SYNCHRONOUS AXES : en es
  • ES152645A1 - A PROCEDURE FOR THE PRODUCTION OF ARMED CONCRETE : en es
  • ES153497A1 - IMPROVEMENTS IN THE CONSTRUCTION OF FRAMES AND TESTEROS OF THE BOXES INTENDED TO PACK FRUIT AND SIMILAR : en es
  • ES154310A1 - GASOGENO TO STONE CARBON : en es
  • ES154620A1 - PROCEDURE FOR MANUFACTURE OF OXIDE COATED CATHODES : en es
  • ES154825A1 - IMPROVEMENTS IN THE VERTICAL RETORTAS FOR THE CARBONIZATION OF THE HULLA AND ANALOGOS : en es
  • ES157000A1 - A PROCEDURE TO OBTAIN THE FIXATION TO YOUR SUPPORT OF THE PAPER AND FABRIC LEAVES THAT CONSTITUTE THE DIFFERENT PARTS OF AN ANY SCENERY SET : en es
  • ES157103A1 - A PROCEDURE TO DESTROY PHENOLIC WATER : en es
  • ES157623A1 - AN IMPROVEMENT IN THE MANUFACTURE OF BEAMS FOR CEILINGS : en es
  • ES157789A1 - PROCEDURE TO DISSOLVE THE ALUMINATOS DE CAL BRUTOS IN WATER AND OBTAIN THE ALUMINA : en es
  • ES157859A1 - AN ACETYLENE BASED GAS ENRICHMENT DEVICE ADAPTABLE TO ANY GASOGEN OF CARBON OR WOOD : en es
  • FR879749A - Holding and guiding device for chignoles : en fr
  • ES152419A1 - MANUFACTURING PROCEDURE OF AGGLOMERATES FOR GASOGEN : en es
  • ES152439A2 - RUBBER STRIP DEVICE FOR ELASTIC SUSPENSIONS OF MACHINERY : en es
  • ES154741A1 - ELASTIC WHEEL SUSPENSION, APPLICABLE TO CARS FOR CHILDREN AND OTHER DELICATE TRANSPORTS : en es
  • ES153129A3 - PROCEDURE TO SOLIDLY JOIN RUBBER OBJECTS TO OBJECTS OF ANY NATURE : en es
  • ES153290A1 - NEW ELECTRICAL SWITCH SYSTEM, STAR-TRIANGLE FOR STARTING THE ENGINES : en es
  • ES154617A1 - APPARATUS FOR ELEVATION OF WATERS BY MECHANICAL OR ANTI-HAND OR BY HAND STRENGTH : en es
  • ES159235A1 - PROCEDURE FOR THE MANUFACTURE OF DESIRABLE AND COMPRESSED TURBUS FOR HOUSEHOLDS OF ALL KINDS AND ESPECIALLY OF GASOGENS : en es
  • FR879630A - Improvements to fixing devices : en fr
  • US2312594A - Display stand : en
  • ES151577A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES151880A1 - A CROSS SCRAPER WITH UNINTERRUPTED THREAD DEVELOPMENT : en es
  • ES152298A1 - INSTALLATION TO MEASURE THE TENSION OF LAMINATION PIECES IN THE FORM OF TAPES : en es
  • ES152659A1 - NEW PRESS TO MANUFACTURE FOOTWEAR AND FOOTWEAR : en es
  • ES152775A1 - IMPROVEMENTS IN THE APPLIANCES FOR MOLDING TIRE COVERS : en es
  • ES153106A1 - COMMAND MECHANISM FOR CHANGE BOXES OPERATED BY PRESSURE MEANS, ESPECIALLY FOR CAR VEHICLES : en es
  • ES153495A1 - CONTINUOUS IRRADIATING MACHINE OF SPECIAL APPLICATION TO THE MANUFACTURE OF DIETARY FLOURS : en es
  • ES153844A1 - BIMETALLIC CIRCUIT BREAKER : en es
  • ES154804A1 - MANUFACTURING PROCEDURE OF ZIP CLOSURE WITH MILAN COLA TOOTHED COUPLING : en es
  • GB551631A - Improvements in or relating to gyratory crushers : en
  • US2312683A - Photographic apparatus : en
  • US2312784A - Radiator unit for hot air furnaces : en
  • US2313018A - Electrostatic electron lens : en
  • DE732461C - Electric free-jet compressed gas switch : de en
  • DE732467C - Backflow throttle for liquids and gases : de en
  • ES153539A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BICYCLE SUSPENSIONS, ESPECIALLY FOR MOTORCYCLES : en es
  • ES155165A1 - UNIVERSAL MIXER FOR GASOLINE AND GASOGEN : en es
  • ES155463A1 - IMPROVEMENTS INTRODUCED IN SEWING MACHINES GLOVES : en es
  • ES157489A1 - A PROCEDURE FOR MONITORING THE PIPING SYSTEMS IN MINERAL OIL PREPARATION FACILITIES : en es
  • ES158388A3 - IMPROVEMENTS IN THE CONSTRUCTION OF REELS OR HUBS FOR BICYCLE WHEELS AND OTHER VEHICLES : en es
  • ES158571A1 - AUTOMATIC GAS AND AIR APPARATUS : en es
  • ES158806A1 - A PROCEDURE FOR THE MANUFACTURE OF FLAT HORKS : en es
  • ES158839A1 - PROCEDURE FOR THE CONSERVATION OF FOODSTUFFS, AND IN PARTICULAR FRESH FISH : en es
  • FR879664A - Brake prevents nuts from loosening : en fr
  • ES152135A1 - PROCEDURE FOR THE PREPARATION OF WATER SOLUBLE SULFUR DYES : en es
  • ES153323A1 - DRUM EMBOLO FOR ROTARY AND EXCENTRIC PUMP PUMPS, ESPECIALLY FOR INJECTION PUMPS : en es
  • ES153346A1 - PROCEDURE TO OBTAIN AROMATIC NITROSULFOCLORIDES, HAVING THE RADICAL SO2CL IN POSITION REGARDING GROUP NO2 : en es
  • ES154943A1 - MECHANICAL DEVICE FOR THE FRONT TRACTION OF THE AUTOMOBILE : en es
  • ES155041A1 - PROCEDURE FOR THE GLUING OF THREADS, FIBERS, BRACES AND OTHER TEXTILE ARTICLES : en es
  • ES155102A1 - PROCEDURE FOR THE MANUFACTURE OF SKINS TANNED WITH ALL THE HAIR BASED ON CALOYOS, LECHALES AND MACACOS FINE AND ENTREFINOS, IN ALL THE COLORS : en es
  • ES155569A1 - FUEL PUMP REGULATION INSTALLATION : en es
  • ES156934A1 - ECONOMIZER AND REGULATOR OF COMBUSTION IN HOMES OF NATURAL SHOOTING : en es
  • ES157020A3 - AN AUTOMATIC MACHINE FOR GLASS BEVELING : en es
  • ES158719A3 - PROCEDURE FOR THE MANUFACTURE OF ALGINA AND ALGINATES FROM SEA ALGAE : en es
  • ES159234A1 - PROCEDURE FOR THE MANUFACTURE OF CLOSURE ORGANS OR LINKS FOR ZIPPER CLOSURES : en es
  • FR879756A - Surface hardening process by nitriding metal objects of all kinds : en fr
  • DE732413C - Binder for the briquetting of hard coal or coke : de en
  • ES151394A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ARTISTIC GLASSES, WITH GLASS MOSAIC : en es
  • ES153670A1 - TUNNEL OVEN FOR CERAMIC PRODUCTS : en es
  • ES154687A1 - GASOGEN FOR MOTOR VEHICLES BY COMBUSTION OF VEGETABLE CARBON : en es
  • ES155936A3 - PROCEDURE FOR THE MANUFACTURE OF SPARTEINE AND ITS SALTS : en es
  • ES157096A1 - A PROCEDURE FOR WELDING TUBULAR OR HOLLOW ELEMENTS, APPLICABLE TO THE CONSTRUCTION OF BICYCLES, MOTORCYCLES AND OTHER SIMILAR VEHICLES : en es
  • ES157328A1 - MECHANICAL DEVICE FOR CUTTING FABRIC : en es
  • ES158059A1 - GASOGEN FOR VEGETABLE CARBON : en es
  • ES158830A1 - IMPROVEMENTS IN THE MANUFACTURE OF BLADES FOR AFILALAPICES : en es
  • ES159568A1 - NEW GASÓGENO : en es
  • GB551669A - Improvements relating to indoor air-raid shelters and the like : en
  • DE732446C - Clear checking device for accounting machines, especially for typewriters equipped with several transverse counters : de en
  • ES152095A3 - PROCEDURE FOR THE MANUFACTURE OF A PRODUCT IN THE FORM OF RIBBONS, STRAW, HAIR AND THE LIKE, OWN FOR THE MAKING OF WOMEN'S HATS OR OTHER FANTASY OBJECTS : en es
  • ES152485A1 - A SCIENTIFIC REGULATOR FOR ENGINES, COMPENSATED AND INSENSIBLE TO THE POSITION : en es
  • ES154379A1 - IMPROVEMENTS IN AMPERIMETERS AND VOLTMETERS : en es
  • ES155564A1 - PROCEDURE FOR ASSEMBLING STEEL PIECES AND PARTICULARLY SPECIAL STEELS : en es
  • ES156947A1 - A PROCEDURE FOR THE MANUFACTURE OF ALL KINDS OF BLOCKS, BOVEDILLAS, BRICKS, PIPES, PLATES AND OTHER MATERIALS FOR CONSTRUCTION : en es
  • CA410825A - Synthetic polymeric amide dyeing process : en fr
  • CA410809A - Ore concentration : en fr
  • ES151883A1 - A NEW CONSTRUCTION SYSTEM OF BRICKS, WITHOUT IRON OR WOOD AND INCOMBUSTIBLE : en es
  • ES153124A3 - PROCEDURE FOR THE MANUFACTURE OF FABRICS BASED ON LOOSE PIECES : en es
  • ES153528A1 - PROCEDURE FOR MANUFACTURING MEDIA FOR SEED MACERATION : en es
  • ES153884A1 - MECHANICAL DEVICE FOR THE CHANGE OF PROGRESSIVE MARKS : en es
  • ES154911A1 - DEVICE FOR REVERSING THE DIRECTION OF ROTATION OF THE FOLDERS OF STRAIGHT COLLECTION MACHINES : en es
  • ES157620A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158233A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BOXES FOR ELECTRICAL CIRCUIT BREAKERS : en es
  • ES158620A1 - A PROCEDURE TO OBTAIN OIL FREE PARAFFIN : en es
  • CA410892A - Communication switching system : en fr
  • ES152354A3 - A PROCEDURE FOR THE REGENERATION OF VULCANIZED RUBBER WITH FABRICS : en es
  • ES153206A1 - SINGONIZABLE DEVICE FOR COUPLING TWO CIRCUITS FOR AMPLIFICATION OF BROADBANDS : en es
  • ES155593A3 - TEMPERATURE CONTROL DEVICE FOR PERMANENT HAIR WAVING DEVICES : en es
  • ES158100A1 - A GASOGEN APPLICABLE TO AUTOMOBILE VEHICLES : en es
  • ES158753A2 - NEW PROCEDURE FOR OBTAINING COMBUSTIBLE LIQUID HYDROCARBONS BY POLYMERIZATION OF GASEOUS HYDROCARBONS CALLED SATURATED, NON-SATURATED, ISOCYCLIC, HETEROCYCLIC AND ALL THEIR DERIVATIVES : en es
  • ES158933A1 - SOME IMPROVEMENTS IN THE ADJUSTMENT DEVICES OF THE ADDRESS IN THE BICYCLES : en es
  • DE732365C - Coal pressure regulator : de en
  • DE732510C - Presetting device for regulating the circuits of stage lighting and similar systems : de en
  • DE732406C - Device for manufacturing paper tubes : de en
  • ES150554A1 - PROCEDURE FOR OBTAINING ELECTRICAL INSULATORS BASED ON MICA, USING AS A SODIUM SILICATE AGGLUTINANT, ONLY OR MIXED WITH ANOTHER AGGLOMERANT : en es
  • ES152125A1 - PROCEDURE FOR OBTAINING EFEDRINE BY A SPECIAL EXTRACTION METHOD : en es
  • ES159549A1 - AN ELECTRONIC PIPE OF A WEAK ANODIC SECONDARY EMISSION : en es
  • FR879631A - Device used to move a vehicle : en fr
  • FR879775A - Polyphase converter for high currents with mechanically actuated contacts : en fr
  • FR879789A - Process for preparing oxalcoylation products : en fr
  • GB551551A - Improvements in or relating to stripping broach : en
  • GB551575A - An improved method of and means for descaling hot water supply systems : en
  • US2312597A - High pressure quenching method and fixture : en
  • US2312666A - Cotton chopper : en
  • US2312818A - Carburetor : en
  • ES151732A3 - A PROCEDURE FOR THE MANUFACTURE OF THIOCARBANILIDE : en es
  • ES152407A3 - PROCEDURE FOR MANUFACTURING COAL AGGLOMERATES : en es
  • ES153451A1 - A PROCEDURE TO ENRICH THE TITANIUM CONTENT OF MATERIALS CONTAINING THIS AND IRON : en es
  • ES155720A1 - PROCEDURE TO REDUCE THE ADDITION OF WATER FROM SCRAPPING TO MORTAR AND TO CONCRETE : en es
  • ES157432A1 - SYSTEM OF AUTOMATIC SIGNALS IN THE LOCOMOTIVE : en es
  • ES159464A1 - PROVISION TO OBTAIN CONSTANCY IN THE FREQUENCY OF A VALVULAR TRANSMITTER : en es
  • GB551712A - Improvements in or relating to optical apparatus for measuring, gauging, and the like : en
  • ES151853A1 - IMPROVEMENTS IN THE CONSTRUCTION OF AUTOMATIC VALVES FOR THE REGULATION OF GAS IN WATER HEATERS : en es
  • ES152050A1 - A PROCEDURE FOR THE MANUFACTURE OF TUBES WITH "CORD" TISSUE : en es
  • ES152312A1 - PROVISION FOR THE TRANSMISSION OF FILM FOR TELEVISION : en es
  • ES153898A1 - A PROCEDURE FOR MANUFACTURING TIRE COVERS BY WHICH THE NOISE PRODUCING CAUSES ARE DECREASED IN THE USE OF THEM : en es
  • ES154607A1 - IMPROVEMENTS IN CARBON RING RINGS FOR ELECTRICAL MACHINES AND APPLIANCES : en es
  • ES154863A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES154969A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES156937A1 - IMPROVEMENTS INTRODUCED IN THE DRIVING FORCE POWER FACILITIES FURNISHED BY GASOGENS : en es
  • ES159266A1 - AUTOMATIC CUTTERING MACHINE FOR CUTTING TILES, BRICKS, TUBES AND OTHER CERAMIC PRODUCTS : en es
  • ES152601A2 - IMPROVEMENTS IN THE DISTANCING DEVICES OF THE DIVIDERS OR SEPARATORS FOR THE DRAWERS AND VERTICAL TYPE CLASSIFIERS : en es
  • ES153172A1 - IMPROVEMENTS IN THE MANUFACTURE OF ALARGED BAR INSULATORS : en es
  • ES153472A1 - A PROCEDURE FOR THE PREVIOUS TREATMENT OF WOOD, STRAW, HERBS AND SIMILAR TO OBTAIN SEMI-CELLULOSE, WITH THE OBJECT OF SEPARATING IT FROM THE WASTE TO BE PREPARED IN CELLULOSE : en es
  • ES154483A1 - GASOGEN FOR EXPLOSION ENGINES : en es
  • ES155156A1 - DEVICE INTENDED TO PRODUCE ELECTRIC OSCILLATIONS WHEN FREQUENCY IS PROPORTIONALLY MODULATED TO THE AMPLITUDE OF A MODULATING OSCILLATION : en es
  • ES158166A1 - A PROCEDURE FOR THE OBTAINING OF A VITANÍMIC FOOD PRODUCT FOR THE PREPARATION OF DIETETICS AND FEED, OBTAINED BY PHYSICAL MEANS : en es
  • ES158566A1 - IMPROVEMENTS IN THE MANUFACTURE OF SLIDES FOR ZIPPER CLOSURES : en es
  • ES159415A1 - A NEW SYSTEM IN ROTARY MACHINE MOVED WITH STEAM PRESSURE : en es
  • ES158512A3 - A DEVICE TO FACILITATE THE START-UP OF ENGINES POWERED BY GAS GENERATOR, ESPECIALLY APPLICABLE TO VEHICLES : en es
  • DE732040C - Process for the production of a Kuepen dye of the anthraquinone series and its leuco sulfuric acid ester : de en
  • US2312474A - Drying method : en
  • US2312320A - Resinous product of aldehydes and guanazo diazines : en
  • US2312662A - Chick box lid : en
  • ES151421A1 - IMPROVEMENTS IN THE MANUFACTURE OF AUTOMOTIVE VEHICLES : en es
  • ES151724A1 - A MARKING MECHANISM FOR VEHICLES, ESPECIALLY FOR AUTOMOBILES : en es
  • ES152836A1 - A SUSPENSION DEVICE FOR HIGH VOLTAGE AIR LINES : en es
  • ES153071A1 - APPLIANCE OR ASPIRANT AND IMPLANT PUMP : en es
  • ES153800A1 - NEW POST SYSTEM FOR ELECTRIC ENERGY CONDUCTIONS : en es
  • ES155395A3 - PROCEDURE FOR MAKING SOCKS, STOCKINGS AND SIMILAR ITEMS : en es
  • ES157215A1 - IMPROVEMENTS IN THE ARTICULATIONS OF THE WOODEN PIECES THAT CONSTITUTE THE FOOT OF THE SHOES : en es
  • ES157256A1 - SYSTEM FOR THE ELIMINATION OF THE WATER EXCESS OF THE APSTA, IN THE MOLDING OF TUBES OR OTHER HOLLOW CEMENT OBJECTS OR OTHER ANALOGUE PLASTIC MATERIALS : en es
  • ES159337A1 - AN ELECTRICAL ASSEMBLY THAT ALLOWS TO COMPENSATE THE EFFECT OF ANTENNA OF DIRECTIONAL ANTENNAS : en es
  • FR879672A - Rotary tubular boiler : en fr
  • ES153442A1 - ELASTIC SUPPORT, ESPECIALLY FOR DIRECT VEHICLES OF LANE CHAIN : en es
  • ES158353A3 - PROCEDURE FOR THE MANUFACTURE OF MILLIMETERED PAPER : en es
  • ES158985A1 - PROCEDURE FOR THE MANUFACTURE OF GLASS BULBS OR PARTS THEREOF FOR ELECTRIC DISCHARGE CONTAINERS : en es
  • ES152588A1 - PROCEDURE FOR THE OBTAINING OF QUATERNARY AMMONIUM YODURS : en es
  • ES152852A1 - DOME OF ROOF OR PENDING : en es
  • ES153705A1 - NEW THERMOELECTRIC DEVICE APPLICABLE TO EXPRESS CAFETERAS : en es
  • ES153955A1 - AN INDIRECT JET COUNTER FOR DRINKING WATERS : en es
  • ES154145A1 - MANUFACTURING PROCEDURE MACHINES FOR THE REHABILITATION OF CINEMATOGRAPHIC FILM PUNCHING : en es
  • ES154204A1 - PROCEDURE FOR OBTAINING AZOIC COMPOUNDS : en es
  • ES155311A1 - PERFECTED REHEATING ELEMENTS : en es
  • ES158313A3 - PROCEDURE FOR PURIFICATION AND CONDITIONING OF OXYGEN FOR THERAPEUTIC APPLICATIONS : en es
  • US2312805A - Means for laterally entering subterranean strata and withdrawing the pore content thereof : en
  • US2312905A - Vacuum cleaner : en
  • US2312509A - Circuit for amplifying electric oscillations : en
  • CA410913A - Temperature compensating device : en fr
  • US2312358A - Metal container for beverages : en
  • ES152284A1 - PROCEDURE FOR THE MANUFACTURE OF COMBUSTIBLE AGGLOMERATES : en es
  • ES153114A1 - NEW PROCEDURE FOR THE TREATMENT OF POOR TIN MINERALS : en es
  • ES153535A1 - IMPROVEMENTS IN ZUNCHED PROCEDURES AND APPARATUS THROUGH WIRES OR CABLES ROLLED UNDER STRESS : en es
  • ES153855A1 - IMPROVEMENTS IN THE MECHANISMS OF SPEED CHANGES FOR BIKES AND SIMILARS : en es
  • ES154740A1 - CHAIR OF TRAILER FOR AUTOMOBILES COMMANDED BY THE ADDRESS OF THE SAME AUTOMOTIVE, CAN MAKE ALL KINDS OF MANEUVERS AUTOMATICALLY : en es
  • ES158373A1 - AIR FOAM PRODUCER AS A JET AIR PUMP : en es
  • ES158474A1 - A GAS FILTER AND SEALING SYSTEM, APPLICABLE TO GASOPHENES USED BY EXPLOSION ENGINES AND VEHICLES : en es
  • USD135143S - Expanding sleeve hanger : en
  • DE732477C - Tubular radiator for cooling electrical machines and transformers : de en
  • ES152825A3 - A PROCEDURE FOR THE PREPARATION OF ROOTS OF CYPERACEOUS AND GRAMINACEOUS PLANTS, INTENDED FOR THE MANUFACTURE OF BRUSHES, BRUSHES, BRUSHES, BRUSHES AND THE LIKE : en es
  • ES152859A1 - A PROCEDURE FOR SETTING POINTS THAT EXCHANGE IN WOMEN'S STOCKINGS : en es
  • ES155937A1 - PROCEDURE TO COMPRESS THE ROLES OF THE VEHICLE WHEELS IN A RADIAL DIRECTION : en es
  • ES158543A1 - PROCEDURE FOR THE OBTAINING OF A DENTÍFRICO FOR THE CARE OF THE MOUTH AND THE TEETH : en es
  • ES159566A1 - CATS IMPROVEMENTS : en es
  • FR879692A - soap saver : en fr
  • FR879827A - Improvements to gasifiers and their method of mounting on vehicles : en fr
  • ES154714A1 - PROCEDURE FOR THE MANUFACTURE OF A SUBSTITUTE IN POWDER OF EGGS AND ALBUMIN OF EGG AND PASTRY PREPARED WITH THE SAME : en es
  • ES157893A1 - A PROVISION TO MOUNT, WITHOUT DISPLACEMENT, A TURNING TREE IN A BOX OF REGULATOR RESISTANCES : en es
  • ES158408A1 - IMPROVEMENTS IN THE ELEMENTS TO FACILITATE THE UNION BY BOLTS OF THE CONSTRUCTION PARTS : en es
  • US2312441A - Snap fastener : en
  • ES152516A1 - A NEW PERFORATION SYSTEM IN THE CINEMATOGRAPHIC VIRGIN FILM INTENDED FOR SOUND PRINTING : en es
  • ES152532A1 - PROCEDURE FOR CHEMICAL PREPARATION OF THE SPARTO FOR THE OBTAINING OF DISCOLORED TEXTILE FIBERS : en es
  • ES153348A1 - A CIRCUIT DISPOSITION FOR THE OPERATION OF ELECTRIC SHOCK LAMPS : en es
  • ES153365A1 - CATHODE RAY VALVE : en es
  • ES153967A1 - CONTROL DEVICE FOR A TRANSMISSION BOX AND A MAIN FRICTION CLUTCH, ESPECIALLY FOR VEHICLES AUTOMOVILES : en es
  • ES154464A1 - PROCEDURE FOR THE USE OF CURRENT MATERIALS OF THE RESIDUAL WASTE OF THE MANUFACTURE OF CELLULOSE AND PAPER : en es
  • ES154882A3 - PROCEDURE TO IMPROVE THE WOOD OBTAINING A MATERIAL OF HIGH RESISTANCE : en es
  • ES158548A1 - A PROCEDURE FOR OBTAINING AGGLUTINATING SUBSTANCES FROM POLYMERIZED ELASTIC OR POLYCONDIATED FILM MATERIALS : en es
  • ES154546A1 - PRESS FOR THE HANDLING AND MOLDING OF PLASTIC MASSES : en es
  • ES154941A1 - DEVICE THAT ALLOWS THE MAXIMUM USE OF THE HEAT PRODUCED BY ELECTRICAL ENERGY IN DOMESTIC AND INDUSTRIAL USES : en es
  • ES158352A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CARS CUNA : en es
  • US2312793A - Coin-controlled machine : en
  • US2312658A - Combined soil waste and vent fitting : en
  • ES153367A1 - TELEVISION METHOD : en es
  • ES153758A1 - A DEVICE TO CHECK THE STATE OF READINESS TO OPERATE AT FULL LOAD OF EXPLOSION ENGINES : en es
  • ES154236A1 - PROCEDURE FOR OBTAINING ALUMINUM ALLOYS WITH CINEMA APRA EMBOLOS DE ENERGORES DE COMBUSTION : en es
  • ES157341A1 - A PROCEDURE FOR THE PREPARATION OF A TEXTILE AMETY SIMILAR TO SILK : en es
  • ES157590A1 - A PROCEDURE FOR THE MANUFACTURE OF CERAMIC AND OTHER ARTICLES OF MUD COATED MUD WITH MATE BACKGROUND AND MOXTO FUND OF MATE AND BRILLO : en es
  • ES158633A1 - PROCEDURE TO KEEP FRUIT FRESH : en es
  • ES159463A1 - A PROCEDIMIETNO FOR THE PRODUCTION OF CINEMATOGRAPHIC FILMS FOR ITS PROJECTION IN RELIEF AND NATURAL COLOR : en es
  • ES152451A1 - FRAME BODY FOR MOWERS AND SIMILAR MACHINES : en es
  • ES154658A1 - MIXER OF AIR AND GAS FOR THE DOSIFICATION OF THE FUEL IN THE INTERNAL COMBUSTION MOMENTS FED BY GASOGEN : en es
  • ES155003A1 - HELICE PADDLE BUILT IN HOLLOW AND BALANCED BY MOBILE WEIGHTS : en es
  • ES158715A1 - PROCEDURE FOR THE OBTAINING OF DERIVATIVES OF P-AMINOBENZOLSULFAMIDAS : en es
  • ES158968A1 - AN ABSORPTION INSTALLATION FOR THE RECOVERY OF SOLVENTS : en es
  • ES158975A1 - IMPROVEMENTS IN THE CONSTRUCTION OF SWITCHES, ROTARY TYPE ROTATING, ELECTRICAL CURRENT, AS SWITCH, COMBINED GROUP, FOR RECESSED, COMPLETELY ARMORED AND DIELECTRIC : en es
  • FR879717A - Cell for the verification of aircraft, on-board instruments, etc. : en fr
  • ES152122A1 - A PERCUSSION ROCK DRILL FOR PERFORATING HARD ROCKS : en es
  • ES153544A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154557A1 - SPRING OF THE WHEEL AXLE REPECT TO THE VEHICLE FRAME, ESPECIALLY FOR TRUCKS : en es
  • ES155184A1 - PROCEDURE AND MACHINE FOR THE MANUFACTURE OF WIRE WIRE : en es
  • ES158466A3 - PROCEDURE FOR THE EXTRACTION OF THE SUGAR FROM THE CAROBS : en es
  • ES159713A1 - IMPROVEMENTS INTRODUCED IN THE PROJECTILES FOR EXERCISES AND SHOT TESTS : en es
  • ES151765A2 - AN ARRANGEMENT OF ELASTIC WHEELS IN THE DIRECTION OF DRIVE : en es
  • ES152225A1 - A PROCEDURE FOR CONSERVATION BY FREEZING FOODS FOR LONG PERIODS OF TIME : en es
  • ES153022A1 - PROCEDURE FOR COLD OBTAINING PIROLEÑOSOS PRODUCTS : en es
  • ES153622A3 - IMPROVEMENTS IN THE MANUFACTURE OF YOGHOURT OR BULGARIAN OR BACILACTIC MILK AND ITS DERIVATIVES : en es
  • ES155623A1 - ROTATING BODY, RESISTANT TO DESGASTEM ESPECIALLY A WHEEL FOR LANES, WITH AN INTERCHANGEABLE PROFILE SURFACE : en es
  • ES158116A1 - OPTICAL MICROMETER, ESPECIALLY FOR GONIOMETRIC INSTRUMENTS : en es
  • ES151814A1 - A RECORDING DEVICE FOR ELECTRICAL OR MECHANICAL PHENOMENA WITH THE HELP OF AN OSCILLOGRAPH : en es
  • ES151984A1 - STEAM TURBINE, WORKING AT LEAST ONE OF THE PHASES IN THE AREA OF THE HUMID VAPOR : en es
  • ES152937A3 - DIELECTRIC AIR TUNER FOR RADIO RECEIVER EQUIPMENT : en es
  • ES153279A1 - AMPLIFIER VALVE : en es
  • ES154473A3 - MANUFACTURING SYSTEM FOR WIRE GUIDE BOARDS, ADPATABLE TO CONTINUOUS SPINNING MACHINES : en es
  • ES154683A1 - DEVICE FOR THE COORDINATION OF THE MOVEMENTS OF THE CHASSIS AND TUBE IN LAYER RADIOGRAPHIES : en es
  • ES151544A2 - A NEW MACHINE SYSTEM FOR MAKING CIGARETTES : en es
  • ES152496A1 - A VALVE OF CATHODIC RAYS FOR MEASUREMENTS : en es
  • ES152559A1 - A PULLEY OF THROATS WITH DISCOMPONIBLE DISCS FOR TRAPEZOID STRAPS : en es
  • ES157820A1 - IMPROVEMENTS IN THE DEVICE OF THE LOAD MECHANISM FOR CONCRETE MIXERS : en es
  • ES159366A1 - IMPROVEMENTS INTRODUCED IN THE DIQUEE OR SUBACUÁTIQUE HYDROELECTRIC STATIONS : en es
  • ES153432A1 - A LIGHT PROJECTOR DEVICE : en es
  • ES154880A3 - IMPROVEMENTS MADE IN AUTOMATIC LATHES : en es
  • ES155095A1 - PROCEDURE TO IMPROVE THE FOOD QUALITIES OF THE PEANUT GRAIN : en es
  • ES157467A1 - IMPROVEMENTS IN THE SUBJECTION OF THE BARRELS, METALLIC PLUG RING : en es
  • ES159155A1 - PROVISION TO SEPARATE AIR AND FUEL VAPORS FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES, ESPECIALLY FOR AIR VEHICLES : en es
  • DE732585C - Adjustment error correction device for printing adding machines : de en
  • US2312970A - Telephone cord connector : en
  • DE732471C - Split plain bearing for centrifugal machines, especially steam or gas turbines : de en
  • ES151851A1 - A PROCEDURE TO AVOID FRAUD IN ELECTRICAL CURRENT CONSUMPTION : en es
  • ES153386A1 - A PROVISION FOR THE SCREENING OF HIGH FREQUENCY VALVE DEVICES : en es
  • ES154598A1 - PROCEDURE FOR OBTAINING SYNTHETIC FERTILIZERS : en es
  • ES157671A1 - COORDINATED REGULATION SYSTEM FOR INTERNAL COMBUSTION ENGINES : en es
  • ES159225A1 - AN APPARATUS OF THE WIRELESS COMMUNICATIONS TECHNIQUE : en es
  • ES151528A1 - DEVICE APPLICABLE TO THE ADMISSION PIPE IN MOTORS POWERED BY GASOGENS : en es
  • ES152403A1 - IMPROVEMENTS IN THE GASÓGENOS : en es
  • ES152478A1 - MACHINE FOR SEWING STRAW COVERS FOR BOTTLES : en es
  • ES152737A1 - AN IMPROVEMENT IN THE PRODUCTION OF RICH MIXES IN CARBON FOR THE SUPERFICIAL CARBURATION OR CEMENTATION OF STEELS OF VARIOUS QUALITIES : en es
  • ES153545A1 - CONNECTION PROVISION TO AUTOMATICALLY REGULATE THE SENSITIVITY OF RECEPTION IN TELEVISION RECEIVERS : en es
  • ES153909A1 - AN APPARATUS FOR THE TELEVISION AND AMPLIFICATION OF OPTICAL IMAGES, TRANSFORMED IN ELECTROMAGNETIC IMAGES, ISSUED THESE BY RADIO-ELECTRICAL PROCEDURES : en es
  • ES153948A1 - A NEW PROCEDURE TO OBTAIN SODIUM HYPOCHLORITE SOLUTIONS : en es
  • ES154622A3 - RADIAL DRILLING MACHINE : en es
  • ES154694A1 - PROCEDURE FOR OBTAINING NEW ELECTROLYTIC, WET AND SEMI-HUMID CONDENSERS, USED INDISTINATELY IN CONTINUOUS OR ALTERNATE CURRENT : en es
  • ES156917A1 - IMPROVEMENTS IN THE PREPARATION OF BATHS FOR THE SURFACE FOSFATACIÓN OF IRON, STEEL AND OTHER METALS AND ALLOYS : en es
  • ES157342A1 - PERFECTED PROCEDURE FOR OBTAINING VULCANIZED FIBER : en es
  • ES157560A1 - A MILLING MACHINE, COUPLED TO A DRILLING MACHINE : en es
  • ES157561A1 - TWO-TIME COMBUSTION ENGINE WITH OPPOSITE PISTONS : en es
  • ES158296A1 - A USEFUL MACHINE FOR THE PRODUCTION OF SEWING NEEDLES : en es
  • ES143925A1 - Procedure for obtaining photographic material sensitive to light. : en es
  • ES154542A1 - MANUFACTURING PROCEDURE OF PLATES AND TUBES MADE AND STRIPS OF FIBROUS SUBSTANCES ROLLED WITH INTERMEDIATE LAYERS : en es
  • ES154972A1 - IMPROVEMENTS IN EXPLOSION ENGINE FEEDING SYSTEMS : en es
  • ES155714A1 - MACHINE FOR COPYING PERFORATED FILMS : en es
  • ES153560A1 - A BLOCKING LAYER CELL IN WHICH VARIOUS RECTIFIER CELLS ARE SEPARATELY SEPARATELY PLACED ON A SUPPORT PLAN : en es
  • ES153717A1 - PROCEDURE FOR OBTAINING, CLEANING AND PURIFYING VEGETABLE FIBERS : en es
  • ES154174A3 - MECHANICAL PROCEDURE FOR THE FEEDING OF THE LOOMS IN THE MANUFACTURE OF T-SHIRTS OR SLEEVES OF LIGHTING BY INCANDESCENCE : en es
  • ES157782A1 - A PROCEDURE FOR MANUFACTURING HOLLOWED THIN BOARD BODIES : en es
  • ES159036A1 - PROCEDURE TO OBTAIN ORTO AND PARA-DICLOROBENCENO : en es
  • ES159338A1 - AN APPARATUS FOR DRY THREADING ARTIFICIAL FIBERS : en es
  • ES159343A1 - PROCEDURE FOR THE MANUFACTURE OF A DETERSIVE PRODUCT FOR THE INDUSTRY : en es
  • ES151852A1 - A PROCEDURE FOR THE CONSERVATION OF VEGETABLE PRODUCTS : en es
  • ES152556A1 - A PROCEDURE FOR THE ELECTRIFICATION OF THERMOSIPHON FACILITIES : en es
  • ES153382A1 - A TELEGRAPHIC RECEIVER WITH FADING REGULATION : en es
  • ES154005A1 - CONDENSER OF AUTOMATIC OPERATION BY REFRIGERATION, BY AIR, WITH AUXILIARY ASHTRAY FOR GASOGENS TO WOOD : en es
  • ES154566A1 - PROCEDURE FOR THE PURIFICATION OF METAL MAGNESIUM : en es
  • ES157663A1 - PROCEDURE OF MANUFACTURE TO VACUUM OF HOLLOW RUBBER ARTICLES, WITH CONSTANT AND UNALTERABLE INTERIOR PRESSURE : en es
  • ES158086A1 - A GASOGEN : en es
  • ES158955A1 - IMPROVEMENTS IN THE MANUFACTURE OF IGNITION PLUGS WITH CERAMIC MATERIAL INSULATOR : en es
  • ES159013A1 - PROCEDURE FOR THE MANUFACTURE OF A VEGETAL FLUID OIL FOR THE TREATMENT OF TRANSMISSION STRINGS AND INDUSTRIAL LEATHER : en es
  • ES157770A1 - AN ASPIRATION DRAGON : en es
  • ES158262A1 - IMPROVEMENTS IN THE CONSTRUCTION OF HEADLIGHTS FOR NIGHT FISHING : en es
  • ES158941A3 - PRINTING PROCEDURE WITH COLOR SUPPORTS, INSOLUBLE IN WATER : en es
  • ES158964A1 - A NEW WOOD GASÓGENO : en es
  • ES159181A1 - A PROCEDURE FOR PREPARING A BASE FOR POMADAS WITHOUT GREASE : en es
  • ES159451A1 - AN APPARATUS FOR THE OBTAINING OF VINEGAR : en es
  • ES151450A1 - SOAP CUTTER MACHINE : en es
  • ES151859A1 - AN AUTOMATIC DEVICE FOR CHANGE OF LINE IN THE TROLLEYS OF THE ELECTRIC TRACTION BUSES : en es
  • ES153877A2 - CONTACT LEVER, ESPECIALLY FOR SWITCHES : en es
  • ES159677A3 - IMPROVEMENTS IN A PROCEDURE FOR THE COLLECTION OF VEGETABLE WAX : en es
  • AU116596B2 - Improvements in machine and method for covering balls : en
  • FR879821A - Process for the manufacture, on board machines, of plates containing organic fibrous substances and hydraulic binders : en fr
  • GB551614A - Improvements in and relating to colour photography : en
  • US2312689A - Reaction product of aldehydes and diazine derivatives : en
  • US2312877A - Fluid pressure regulating valve : en
  • US2312516A - Joint assembly : en
  • US2312588A - Process of obtaining crystallized heart stimulants : en
  • US2312758A - Apparatus for control of highway crossing gate : en
  • US2312344A - Polyhydric alcohols of the etiocholane and pregnane series and the manufacture thereof : en
  • US2312755A - Bending brake : en
  • US2312828A - Toothbrush : en
  • ES151428A1 - IMPROVEMENTS IN CIRCUIT SWITCHES : en es
  • ES151539A1 - A SPECIAL COLLAR FOR A GLASS BOTTLE THAT PREVENTS IT FROM FILLING WITH ORDINARY MEDIA : en es
  • ES152080A1 - A MINERAL CLASSIFIER APPARATUS FOR ITS DENSITY : en es
  • ES153546A1 - PROVISION FOR THE MAGNETIC MANEUVER OF THE CATHODIC RAY : en es
  • ES154305A1 - DIRECT READING DRAWER OF THE BRUSHING MACHINES MOVED BY HANDLE MECHANISM : en es
  • ES155071A1 - PROCEDURE FOR THE MANUFACTURE OF AN ELECTROCERAMIC INSULATOR : en es
  • ES155444A1 - PROCEDURE TO PRODUCE UNIFORM APPEARANCE SURFACES WHEN ATTACKING ACID SOLVENT PARTS WITH ACID DISSOLUTION, ESPECIALLY IN THE FORM OF PARTS EMPTIED BY INJECTION AND PRESSING, IN THE TREATMENT OF ACIDS. : en es
  • ES157872A1 - IMPROVEMENTS IN CYLINDER SAFETY LOCKS : en es
  • ES151424A3 - UNI OR POLYPHILE SAFETY PLUG PROCEDURE : en es
  • ES151644A1 - IMPROVEMENTS IN OR RELATED TO TERMIONIC OSCILLATORS OF THAT TYPE COMPRISING A GRID CONDENSER AND A DISPERSION RESISTANCE : en es
  • ES153320A1 - IMPROVEMENTS IN THE CONSTRUCTION OF AUTOMOBILES WITH BOX MADE OF ARTIFICIAL SUBSTANCE : en es
  • ES153995A1 - VEHICLE WASHING MACHINE : en es
  • ES155626A1 - PROCEDURE FOR THE PREPARATION OF A MOISTURIZING AGENT OR THE PREPARATION OF WELL-MOISTING AQUEOUS BATHS, WHERE STRONGLY ALKALINE, FOR THE TREATMENT OF TEXTILE MATERIALS : en es
  • ES157035A1 - A PROCEDURE FOR MANUFACTURING THE TIN WITH GALVANOTECBIA : en es
  • ES157634A1 - A DEVICE FOR RECOVERING THE CARBON SULFIDE OF THE NEWLY VISCOSA ARTIFICIAL FIBERS, SPREAD AND CUT IN THE MECHONES : en es
  • ES158461A1 - PROCEDURE FOR DYEING WITH SULFONIC ESTERS OF LEUKO-TINA COLORING COMPOUND : en es
  • ES159729A1 - REGULATORY ORGANIZATIONS FOR A HYDRAULIC TRANSMITTER EQUIPMENT, SPECIALLY FOR CAR VEHICLES : en es
  • ES151904A1 - A PROCEDURE THAT ALLOWS THE OBTAINING OF APPROPRIATE FUEL FOR THE FEEDING OF GASOGENS ADAPTABLE TO THE EXPLOSION ENGINES : en es
  • ES153015A3 - AVERAGE POINT COLLECTION MACHINE : en es
  • ES153441A1 - DISCHARGE VALVE WITH MULTIPLICATION OF SECONDARY ELECTRONS : en es
  • ES152910A3 - A PROCEDURE FOR THE MANUFACTURE OF NON-DRYING PLASTIC RESINS : en es
  • ES155511A1 - PROCEDURE FOR LOADING SELF-PROPELLING ARTIFICIES TO A REACTION ABASS OF SOLID COMBUSTIBLES : en es
  • ES159501A1 - IMPROVEMENTS IN THE MANUFACTURE OF BIKES : en es
  • ES152269A1 - AN AUTOMATIC AND CATALYTIC GAS LIGHTER : en es
  • ES153676A1 - A NEW MECHANICAL MIXER : en es
  • ES154039A1 - IMPROVEMENTS IN THE MANUFACTURE OF PLATES, TUBES AND OTHER FIBROCEMENT OBJECTS : en es
  • ES155387A1 - DEVICE APPLICABLE TO ALL KINDS OF MILLING MACHINES, BORING MACHINES AND TORNES APRA CARVING WITH STRAWBERRY MOTHER STRAIGHT TEETH OR HELICAL GEARS : en es
  • ES157226A1 - A NEW SEWING PROCEDURE FOR ALL KINDS OF SHOES : en es
  • ES157427A1 - ROTATING AUTOCLAVE FOR THE PROCESSING OF CRUSHED RUBBER : en es
  • ES158659A3 - AN ELECTRICAL IMAGE CONTROL TRANSMITTER : en es
  • ES158756A1 - PROCEDURE, WITH THE CORRESPONDING DEVICE, FOR THE EMISSION OF TELECINEMA : en es
  • ES159116A1 - A ASSEMBLY FOR HORIZONTAL OR INCLINED SWIVEL DRUMS : en es
  • ES159640A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • ES159759A1 - A DEVICE FOR THE ELECTRICAL CONTROL AT DISTANCE OF INDICATORS OF LEVEL OF LIQUIDS CONTAINED IN DEPOSITS, OF THE TYPE OF LEVEL SIGNALING : en es
  • FR879759A - Point recorder for one or more measuring locations, comprising colored bands and command devices actuated jointly according to a determined law : en fr
  • US2312973A - Dispenser : en
  • USD135142S - Design for a shoe : en
  • CA410818A - Temperature compensated electrical device : en fr
  • ES151441A1 - PROCEDURE FOR CARBONIZING SOLID FUELS OF ALL KINDS USING A VERTICAL OVEN : en es
  • ES151564A1 - A PROCEDURE FOR THE OBTAINING OF BARIUM SULFATE OWN FOR RADIOLOGICAL USES : en es
  • ES152472A1 - A USEFUL TO INSERT FIXING MEDIA : en es
  • ES152687A1 - A CONNECTION PROVISION WITH THE USE OF A DIFFERENTIAL CONDENSER : en es
  • ES152930A3 - IMPROVEMENTS IN THE CONSTRUCTION OF WAVE SWITCHES FOR RADIO RECEIVER DEVICES : en es
  • ES153985A3 - IMPROVEMENTS IN THE CONSTRUCTION OF MACHINES TO KNEAD : en es
  • ES154196A1 - IMPROVEMENTS IN CUTTING AND DIVIDING MACHINES FOR FIXED THICKNESS, DUCTILE MATERIALS AND LOWER HARDNESS THAN CUTTING TAPES : en es
  • ES154956A1 - PROCEDURE FOR WASHING FILM FILMS APPLICABLE TO CONTINUOUS MACHINES TO REVEAL : en es
  • ES158598A3 - IMPROVEMENTS IN THE ELASTIC WHEELS FOR VEHICLES : en es
  • DE732491C - Device for filling apple pulp, apple puree or similar canned goods : de en
  • ES151987A3 - SPECIAL QUARRY HAMMER SYSTEM PROVED WITH COUPLING JACKS : en es
  • ES152434A1 - A SYSTEM OF ATTACHMENT FOR SKIING WITH PLATE FOR THE FOOT PLANT : en es
  • ES153159A1 - IMPROVEMENTS IN THE CYLINDERS OF THE TEXTILE MECHANISES STRETCHING MECHANISMS : en es
  • ES154152A1 - PROCEDURE FOR THE THERMAL TREATMENT OF ALUMINUM TEMPLABLE ALLOYS FOR THE OBTAINATION OF GREAT HARDNESS AND GREAT STABILITY OF VOLUME AND FORM : en es
  • ES158532A2 - A DEVICE FOR STARTING AND OPERATING AN ELECTRIC DISCHARGE APPLIANCE WITH A GASEOUS ATMOSPHERE : en es
  • CA410889A - Fastener device : en fr
  • CA410891A - Hydrocarbon oil conversion : en fr
  • ES151592A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF THE SHOES : en es
  • ES154110A1 - TRUCK FOR LOADING OR SUPPLIES OR REPARTS WITH FOUR WHEELS : en es
  • ES157675A1 - IMPROVEMENTS IN THE FIXED HEATING ARCHES FOR THE GLASS RECOVERY : en es
  • US2312533A - Aerial merry-go-round : en
  • US2312531A - Prewelt shoe manufacture : en
  • DE732338C - Sugar diffusion battery : de en
  • DE732481C - Additional lubrication device, especially for radial engines : de en
  • US2312787A - System of gauging pressures : en
  • CA410890A - Washing machine : en fr
  • US2312491A - Remote metering system : en
  • US2312872A - Shoe : en
  • ES151820A1 - PROCEDURE FOR THE MANUFACTURE OF A CAPILLARY PREPARATION : en es
  • ES154161A1 - PROCEDURE FOR THE EXTRACTION OF FATS TO FRUITS, WILD PLANTS, SEEDS AND INDUSTRIAL WASTE : en es
  • DE732451C - Device for absorbing the load and stopping the spindle rotation when the thread of the spindle nut is worn : de en
  • ES152081A1 - IMPROVEMENTS OF THE ARC WELDING MACHINES : en es
  • ES153313A1 - PROCEDURE FOR OBTAINING AN ADEQUATE SUBSTITUTE SUBSTANCE TO BE PROCESSED IN FOODS INSTEAD OF THE EGG YEM : en es
  • ES154208A1 - PROCEDURE FOR ENRICHING GAS AACETILENE WITH HYDROGEN, USED AS FUEL IN THE EXPLOSION AND COMBUSTION ENGINES : en es
  • ES155170A1 - PROCEDURE FOR THE MANUFACTURE OF A SUBSTITUTE PRODUCT OF SOAP : en es
  • FR879731A - Device for the reduction, by continuous extension, of fractures of the fingers and toes : en fr
  • FR879791A - Log for high speeds : en fr
  • GB551642A - Improvements in means for automatically controlling the supply of heat to water boilers : en
  • GB551656A - Method of and apparatus for spray-drying liquids which have a non-liquid ingredient : en
  • FR879712A - Process for preparing condensation products of ester or amide character : en fr
  • ES151599A1 - A PROCEDURE, WITH YOUR DEVICE, TO CONDITION THE FIBERS : en es
  • ES152525A1 - PROCEDURE FOR OBTAINING A RESISTANCE FILAMENT FOR HIGH AND LOW TEMPERATURES : en es
  • ES154036A1 - HERMETIC CLOSURE KEY PRODUCED BY THE PRESSURE OF THE LIQUID : en es
  • ES154098A1 - PROCEDURE FOR THE APPLICATION OF INSECTICIDES, DISINFECTANTS, FERTILIZERS AND NUTRITIVES, BY DIRECT CONTACT WITH THE VITAL ORGANS OF THE VEGETABLES : en es
  • ES154299A1 - PROCEDURE FOR BLEACHING FABRICS OF ARTIFICIAL FIBERS : en es
  • ES155405A1 - PROCEDURE FOR OBTAINING MEDICINAL ACTION POLYSULPHONAMIDES : en es
  • ES157530A1 - IMPROVEMENTS IN THE DEVICE FOR SECURING OR RETAINING AND UNLOCKING THE DIVIDERS OR SEPARATING FOR VERTICAL TYPE FILES : en es
  • ES158196A1 - A PROCEDURE FOR THE MANUFACTURE OF FIBROCEMENT MATERIALS FOR THE CONSTRUCTION OF WORKS AND OTHER APPLICATIONS : en es
  • ES159620A2 - AN APPARATUS FOR PREPARING A TAPE WITH BINDER, TO BE ADDED DIRECTLY : en es
  • US2312579A - Method of applying coupling devices : en
  • US2312849A - Transmission : en
  • ES151576A1 - A NEW TYPE OF ANTI-AERIAL REFUGE : en es
  • ES152233A1 - AIR THERMO-CONDITIONING APPARATUS IN CLOSED PREMISES : en es
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  • ES153970A2 - IMPROVEMENTS IN CIRCUIT ARRANGEMENTS FOR THE TRANSMISSION OF ELECTRICAL OSCILLATIONS : en es
  • ES154949A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES158122A1 - AN INDUSTRIAL CHEMICAL PROCEDURE TO MANUFACTURE A TYPE OF COMMON SOAP : en es
  • ES159623A1 - A PROCEDURE FOR THE EXTRACTION OF METALLIC COPPER FROM NATURAL PRODUCTS : en es
  • ES152234A3 - IMPROVEMENTS IN THE MANUFACTURE OF CRUCILS : en es
  • ES153123A1 - METAL OVEN FOR CARBONIZING WOOD : en es
  • ES154395A1 - VERTICAL SEEDING MACHINE : en es
  • ES154552A1 - WEFT BOBBIN CONTACTOR FOR MULTI-SHUTTLE LOOMS : en es
  • ES155334A3 - PROCEDURE FOR WATERPROOFING YARNS OF ALL KINDS OF NATURAL OR ARTIFICIAL FIBERS TO MAKE ON FABRICS WATERPROOF TO LIQUIDS AND PARTICULARLY TO WATER, BUT PERMEABLE TO GASES, AND PARTICULARLY TO AIR : en es
  • ES157367A1 - A NEW GROUP OF GASÓGENO : en es
  • ES158168A1 - A GASOGEN : en es
  • ES158815A1 - AN AXIL OR SIMILAR PUMP SYSTEM WITH PUSH COMPENSATION AND OPPOSITE SENSOR THREADS IN EACH HUSK : en es
  • US2312539A - Manufacture of gasoline : en
  • US2312924A - Locomotive drive arrangement : en
  • DE732457C - Noise and vibration-reducing pad for typewriters : de en
  • DE732542C - Vacuum filler : de en
  • US2312407A - Vacuum pan : en
  • US2312657A - Washing machine : en
  • DE732468C - Stopcock with plug that can be lifted before turning into the open or closed position : de en
  • ES153648A1 - A SMALL MACHINE FOR TELESCOPES : en es
  • ES153809A1 - INDUSTRIAL PROCEDURE FOR OBTAINING FLOUR FROM THE ALGARROBO THROUGH SEPARATION OF ITS SEED AND SHREDDING OF ITS MEAT, INTENDED FOR THE MANUFACTURE OF CHOCOLATES AND APPLICABLE TO MIX WITH FOODSTUFFS AND OTHER INDUSTRIAL USES, AS WELL AS FOR FEEDS : en es
  • ES154101A1 - CENTRIFUGE MILL : en es
  • ES158392A1 - A DEVICE TO MEASURE A QUANTITY CONTAINED IN A CONTAINER, OF SOLID PRODUCT, THAT IS, IN POWDER, GRAINS OR PIECES, AND ESPECIALLY TO MEASURE THE PROVISION OF FUEL IN THE GASOGENS : en es
  • US2312746A - Art of mounting piezoelectric elements : en
  • US2312969A - Apparatus for controlling in grading, draining, or washing fibrous suspended material : en
  • ES151951A1 - A PROCEDURE FOR THE MANUFACTURE OF A PEGATIVE PRODUCT : en es
  • ES153107A1 - HYDRAULIC CURRENT CLUTCH DEVICE : en es
  • ES153652A1 - CARBONIZATION OVEN FOR CONTINUOUS OPERATION : en es
  • ES154102A3 - PROCEDURE TO OBTAIN A SUBSTITUTE FOR GLYCERIN, BASED ON EXAVALENT ALCOHOLS (SERVITOL AND MANNITOL) : en es
  • ES154227A1 - OVEN FOR THE DISTILLATION OF FUELS WITH VERTICAL CAMERAS OF INTERMITTENT OPERATION : en es
  • ES158465A3 - A PROCEDURE FOR THE MANUFACTURE OF RESISTORS AND ELECTRICAL CONDUCTORS DESIGNED TO WITHSTAND HIGH TEMPERATURES : en es
  • ES158653A1 - IMPROVEMENTS IN THE SUSPENSION OF LIGHT VEHICLES : en es
  • CA410834A - Thermostatic device manufacture : en fr
  • ES151653A1 - DEVICE FOR ACTIVATING ELECTROOLIGODINAMICALLY ANY LIQUIDS : en es
  • ES152185A1 - A NEW DISPOSAL OF THE IGNITION PLUGS OF THE EXPLOSION ENGINES : en es
  • ES153254A1 - IMPROVEMENTS IN THE MANUFACTURE OF CORKETS : en es
  • ES153926A1 - IMPROVEMENTS IN DISCHARGE LAMPS : en es
  • ES158322A1 - A NEW GASÓGENO : en es
  • AU116582B2 - Improved beverage dispenser : en
  • DE732522C - Two-stage centrifugal compressor for the charge air of aircraft engines : de en
  • ES153091A1 - NEW MILL SYSTEM CEREAL MOLDING MACHINE : en es
  • ES153569A1 - ELECTROSTATIC MULTIPLIER : en es
  • ES154646A3 - PERFECTIONS IN THE SOLE OF RIGID MATERIAL FOR FOOTWEAR : en es
  • ES157902A1 - A MACHINE FOR THE CONTINUOUS EXPULSION OF METAL TUBES : en es
  • ES159019A1 - A CONTINUOUS CIRCULAR MOTION COMPRESSOR : en es
  • AU463142A - Means for distortion of and for maintaining distortion of flat sheets of wood ply orthe like into curved configuration : en
  • USD135168S - Design for a button : en
  • CA410827A - Synthetic polymeric amide dyeing process : en fr
  • US2312342A - Zeroizing mechanism : en
  • US2312891A - Hydrodynamic machine : en
  • ES153407A1 - IMPROVEMENTS IN COMPOSITE GLASSES : en es
  • ES146565A1 - A procedure for the application of chromate fusions as a quenching agent in the cementing processes of steel wires. : en es
  • ES152498A1 - A PROCEDURE PREPARATION OF A FUEL FOR EXPLOSION ENGINES : en es
  • ES154295A1 - DEVICE FOR AUTOMATICALLY WRAPPING A SEED GRAIN WITH TURBA OR SIMILAR : en es
  • ES154560A1 - PROCEDURE FOR THE MANUFACTURE OF TANIC-ALBUMINOSO COMPONENTS OF ASTRIGENT ACTION : en es
  • ES154671A3 - THERMAL INSULATION DEVICE IN ELECTRIC WELDERS : en es
  • ES157925A1 - IMPROVEMENTS IN THE MACHINES OF MONDAR POTATOES AND OTHER TUBERS : en es
  • ES158649A1 - IMPROVEMENTS IN THE COUPLINGS FOR PIPES : en es
  • ES158962A1 - IMPROVEMENTS INTRODUCED IN THE FUNDS OF THE EXCHANGE COLUMNS : en es
  • US2312617A - Fluorescent tube lighting fixture : en
  • ES151674A1 - IMPROVEMENTS IN THE AIRPLANES : en es
  • ES151711A1 - PROCEDURE FOR THE TREATMENT OF MILK AND OTHER FOOD LIQUIDS, ESPECIALLY OF GLOBULAR NATURE, IN ORDER TO PRESERVE ITS CONSERVATION AND ITS DIGESTIBILITY : en es
  • ES154765A3 - APPARATUS CONSISTING OF A CONTROL VALVE WITH PRESSURE CHECKER, FOR PNEUMATIC INFLATION INSTALLATIONS : en es
  • ES157608A1 - A MULTIPLE MECHANISM, APPLICABLE TO A HYGIENE BRUSH, REMOVABLE, FOR THE ENCHABONADO : en es
  • GB551571A - Improvements in blocks for marking roads, kerbs and the like : en
  • US2312724A - Signaling system : en
  • ES151948A3 - A MECHANICAL APPARATUS TO GRADUATE THE SPEED IN THE TRANSMISSIONS OF MOTION : en es
  • ES152374A3 - PROCEDURE FOR THE PREPARATION OF TRANSPARENT PAPER STRIPS OR RIBBONS, APPLIED TO THE MAKING OF WOMEN'S HATS AND FANTASY ITEMS : en es
  • ES152754A1 - A PROVISION FOR TELEPHONE PLANTS : en es
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  • ES154559A1 - UNIQUE JET COUNTER : en es
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  • ES155194A1 - GASOGENO APPARATUS : en es
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  • ES157797A1 - IMPROVEMENTS IN THE CONTINUOUS VULCANIZATION FACILITIES OF THE ELECTRICAL CONDUCTORS : en es
  • ES159410A1 - A SYSTEM OF TRANSMISSION OF MOVEMENT, AT DISTANCE, BY ELECTRICAL MEANS : en es
  • DK60637C - Process for the preparation of fatty acids substituted by aryl-alicyclic radicals or their esters. : da en
  • US2312448A - Strand handling apparatus : en
  • ES152380A1 - A NEW PROCEDURE FOR THE CONSTRUCTION OF PAVEMENTS AND SIMILAR : en es
  • ES154063A1 - PROCEDURE FOR THE MANUFACTURE OF ANTIFRICTION AND AUTOLUBRICANT POROSO CONGLOMERATE : en es
  • ES157605A1 - A PROCEDURE FOR THE MANUFACTURE OF PARTS FOR THE ASSEMBLY OF ARTICLES OF CELLULOID OR SIMILAR MATERIALS : en es
  • ES157920A1 - A REVITICABLE OR VARIABLE STEP PROBE OF THREE OR MORE PADS : en es
  • ES158017A1 - AN ELECTRICAL WATER HEATER : en es
  • ES158275A1 - Automatic switch : en es
  • FR879766A - Chamber shaped camera viewfinder : en fr
  • ES152885A1 - A PROCEDURE FOR THE MANUFACTURE OF ANTICRIPTOGÁMIC PRODUCTS DERIVED FROM COPPER : en es
  • ES153646A1 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF ADJUSTED DEVICES MOUNT OVER THE AIRCRAFT OF THE TIRES OF THE VEHICLES TO INJECT AND HOLD IN THE AIR AT PRESSURE : en es
  • ES158959A2 - IMPROVEMENTS IN THE SPINNING LOOMS : en es
  • ES159187A1 - A SYSTEM OF COMMAND BY LIQUID APPLICABLE TO ANY MACHINE GAVE ALTERNATIVE MOVEMENT : en es
  • GB551597A - A means for temporarily retaining members together : en
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  • GB551700A - Improvements in or relating to boilers : en
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  • ES154940A1 - CENTRIFUGAL WHEEL FOR THE TRANSFER AND MIXING OF TWO LIQUIDS OR GASES : en es
  • ES155438A1 - IMPROVEMENTS IN FULMINING PRIMERS : en es
  • ES155611A1 - PROCEDURE TO KEEP LIVING LONG TIME LACTICAL FERMENTS : en es
  • ES157084A1 - A PROCESS OF STERILIZATION OF ORGANIC SUBSTANCES CONTAINING MICROORGANISMS, BACTERIA, FUNGI AND SPORTS : en es
  • ES157188A3 - AFUSTE FOR AUTOMATIC WEAPONS : en es
  • US2312897A - Method of transmitting signals : en
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  • ES152305A1 - PREFECTIONS ON THE UNIVERSAL BUILDING BLOCKS : en es
  • ES152666A1 - A PRESSURE ESPOLET WITH INSURANCE AND CUT AND AUXILIARY SAFETY DEVICE : en es
  • ES154500A1 - ELECTRO-DYNAMIC MECHANISM : en es
  • ES154799A3 - DISC MACHINE TO DEPULP FRESH CHERRIES FROM COFFEE : en es
  • ES157956A1 - AN EVAPORATING INSTALLATION OF VARIOUS ELEMENTS FOR CONDENSING JUICES : en es
  • ES159144A1 - IMPROVEMENTS IN MACHINERY TO SAKE METALS : en es
  • ES159392A1 - PROCEDURE FOR THE TRANSFORMATION OF SULFOROUS ANHYDRIDE IN SULFURIC ANHYDRIDE : en es
  • ES153047A1 - A PIPE OF ELECTRIC SHOCK : en es
  • ES154757A1 - IMPROVEMENTS IN THE MANUFACTURE OF ROLLER BLINDS : en es
  • ES155573A1 - PROCEDURE FOR THE MANUFACTURE OF A HERMETIC CLOSURE FOR CONTAINERS PROVIDED WITH COVER : en es
  • ES155594A3 - IMPROVEMENTS IN THE HEATERS OF THE DEVICES FOR PERMANENT HAIR WAVING : en es
  • ES157410A1 - AUTOMATIC LEVELING PLATE DEVICE : en es
  • ES158056A1 - REGULATORY DEVICE FOR A VARIABLE DISPOSITION : en es
  • FR879613A - Improvements to rotary vacuum pumps : en fr
  • ES151816A1 - A PROCEDURE FOR OBTAINING A MODEL OF COPYING FOR PRINTING WORKS : en es
  • ES154108A1 - ELECTRICAL HEATING BODY : en es
  • ES158095A2 - IMPROVEMENTS IN THE MANUFACTURE OF HEAT INSULATING METAL CONSTRUCTION PLATES : en es
  • ES159306A3 - MACHINE TO START THE LINEN : en es
  • US2312339A - Smokehouse apparatus : en
  • US2312647A - Apparatus for processing sensitized sheets : en
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  • US2312500A - Internal combustion engine : en
  • US2312640A - Sanctuary oil lamp : en
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  • DE732238C - Process for the representation of Adermin : de en
  • DE732464C - Process for the production of mass resistors : de en
  • ES151393A1 - IMPROVEMENTS IN CLOCK SYSTEMS FOR AUTOMATIC CALLS : en es
  • ES153387A1 - A RECEIVING TELEVISION PROVISION : en es
  • ES153845A1 - CONTACT LEVER, ESPECIALLY FOR AUTOMATIC SWITCHES : en es
  • ES154579A1 - PROCEDURE TO ANALYZE MIXTURES OF SUBSTANCES, ESPECIALLY GASEOUS BY MAGNETIC WAYS : en es
  • ES157835A1 - A CARBON GASOGEN : en es
  • US2312961A - Fluid pump or motor : en
  • US2312571A - Arrangement for reducing equalizing oscillations : en
  • US2312591A - Brush : en
  • US2312777A - Blouse : en
  • CA410897A - Trichloroproprionitrile preparation : en fr
  • US2312888A - Magnetostriction measuring apparatus : en
  • FR879780A - Axially elastic rolling bearing : en fr
  • USD135165S - Design foe a tape dispenser : en
  • US2312738A - Hermetic seal bottle stopper : en
  • US2312796A - Casting metals : en
  • US2312406A - Weighing machine : en
  • ES153304A1 - PROCEDURE FOR THE DEVELOPMENT OF PHOTOGRAPHIC METAL SALTS LAYERS : en es
  • ES153875A1 - PROCEDURE FOR THE EXTINCTION OF AN ACOUSTIC - MAGNETIC RECORD : en es
  • ES157655A1 - A PROCEDURE TO PRODUCE, ON TRANSPARENT MATERIALS OR TRANLUCIDES, REFLECTIVE SURFACES THAT DETERMINE IN THESE THE FORMATION OF A BLUE MIRROR MIRROR : en es
  • ES157989A1 - A DISMANTOR TO UNDO AND CLEAN COPIES OF FIBERS ESPECIALLY OF STEM : en es
  • ES159452A2 - IMPROVEMENTS IN THE CONSTRUCTION AND REPAIR OF WAGONS : en es
  • ES159770A1 - IMPROVEMENT IN TEXTILE FIBER STRETCHING MECHANISMS : en es
  • US2312321A - Reaction product of aldehydes and guanazo triazines : en
  • US2312680A - Wired music system : en
  • US2312433A - Device for operating change speed gears in motor vehicles : en
  • US2312521A - Vase and flower lifter : en
  • US2312978A - Process for treating wood blocks for suction box covers and the like : en
  • US2313010A - Apparatus for the producing of aqueous suspensions of clay : en
  • US2312687A - Adjustable coupling system : en
  • US2312964A - Emergency mailing envelope : en
  • DE732354C - Circuit arrangement for traffic monitoring in telephone systems with dialer operation : de en
  • ES155384A3 - MACHINE FOR THE MANUFACTURE OF ALL KINDS OF STOCKINGS : en es
  • AU450342A - Improved means for retaining thermionic valves in valve sockets : en
  • CA410863A - Photographic recording device : en fr
  • CA410920A - Electric discharge lamp : en fr
  • ES148158A1 - IMPROVEMENTS IN THE MANUFACTURE OF COMPOSITE SUPERFOSPHATES AND FERTILIZERS : en es
  • ES151342A1 - PROCEDURE FOR THE EXTRACTION AND CONCENTRATION OF SULFIDE GAS : en es
  • ES154688A1 - PROCEDURE FOR THE ELIMINATION OF IMPURITIES OF AN ORGANIC NATURE FROM AQUEOUS LIQUIDS, ESPECIALLY FROM SUGAR SOLUTIONS : en es
  • ES157116A1 - AUTOMATIC TURN KEY OF TANGENTIAL MOUTH : en es
  • ES157461A1 - IMPROVEMENTS AND IMPROVEMENTS INTRODUCED IN A NEW POOR GAS GENERATOR WITH VEGETABLE CARBON AND SPECIAL FILTER DEVICES FOR MOTOR VEHICLES : en es
  • ES158897A1 - PROCEDURE TO AVOID THE FRAUD OF ELECTRICAL ENERGY IN WHICH THEY ARE USED AS CONDUCTORS FOR RETURN OF THE CURRENT, THE EARTH OR ANOTHER ANALOGUE OTHER THAN THE COUNTER : en es
  • ES159247A1 - NEW CABLE SPLICE SYSTEM WITH LOOP FOR METAL CABLES : en es
  • US2312668A - Power transmitting apparatus : en
  • US2312371A - Plow bottom : en
  • US2312478A - Material subdividing installation : en
  • ES146544A1 - Procedure for obtaining nets, ropes, sails and their analogues, starting from artificial high polymers. : en es
  • ES151340A1 - A PROCEDURE TO OBTAIN AN INFLAMMABLE FUEL FROM NOZZLES, STARTING FROM ACID TAR : en es
  • ES154383A1 - PROCEDURE TO FINISH TEXTILE FIBERS : en es
  • ES157212A1 - AN IMPROVEMENT IN THE MACHINES OF LIZOS FOR TELARES : en es
  • ES157637A1 - IMPROVEMENTS IN WOOD CARBONIZATION OVENS : en es
  • ES158038A1 - A SYSTEM OF ELASTIC WHEEL, APPLICABLE TO THE AUTOMOTIVE AND SIMILAR TRACTION : en es
  • ES152582A3 - IRON CORES FOR RADIO FREQUENCY COILS : en es
  • ES153419A1 - PROCEDURE FOR THE OBTAINMENT OF SUGARED EXTRACTS FROM THE FRUIT OF LA ALGARROBA : en es
  • ES154109A1 - PROCEDURE FOR THE OBTAINING OF MEDIA IN THE FORM OF PASTE FOR CLEANING HANDS : en es
  • ES155616A1 - CAR ADVANCE MECHANISM OF THE CARRIER PORTAHERRAMIENTAS OR TORRE DE LOS TORNOS : en es
  • ES156964A1 - A GASOGEN SYSTEM APPLICABLE TO EXPLOSION ENGINES, AUTOMOBILE AND SIMILAR VEHICLES : en es
  • ES158272A1 - IMPROVEMENTS IN THE MANUFACTURE OF PLATE PACKAGES, ESPECIALLY FOR MAGNETOESTRICTION OSCILLATORS : en es
  • ES158538A1 - COMPRESSED AIR FLOAT DRAWER WITH EXTRACTION CHIMNEY : en es
  • ES159401A1 - AUTOMATIC GAS MIXER FOR ALL KINDS OF APPLICATIONS : en es
  • ES159769A1 - HAMMER OF INVERTED ASPIRATION HAMMERS, WITH SECONDARY MIXER AND ELIMINATION OF NAILS OR SIMILAR FOR THE PROTECTION OF THE GRID : en es
  • GB551624A - Improvements in method for making thymol : en
  • AU116597B2 - Improvements in and relating to resiliently sealed fluid controlling valves : en
  • DE732421C - Circuit arrangement for subscriber stations in telex switching systems : de en
  • US2312718A - Shock absorber : en
  • FR879680A - Method for drying strips of letterpress paper and drying device allowing its implementation : en fr
  • ES152317A3 - A PROCEDURE FOR OBTAINING SILICA ACID : en es
  • ES152620A1 - A DOOR FOR LOCKS WITHOUT CIRCULATION : en es
  • ES153248A1 - A TRACTION DEVICE FOR THE TREATMENT OF BONE FRACTURES : en es
  • ES154708A1 - APPARATUS FOR INDIRECT X-RAY : en es
  • ES155520A1 - MECHANICAL FILE SYSTEM : en es
  • US2312865A - Method of treating materials : en
  • ES152123A1 - A DEVICE FOR MEXCLING AND DRIVING A COMPOSITE MIXTURE OF WATER, CEMENT AND VEGETABLE FIBER, ESPECIALLY CHIP OF WOOD, WHOSE MIXING IS INTENDED FOR THE MANUFACTURE OF LIGHT MATERIALS FOR CONSTRUCTION, SUCH AS PLATES AND BOVEDILLAS OF DIFFERENT SIZES : en es
  • ES152394A3 - A THERMOELECTRIC APPARATUS FOR HEATING LIQUIDS : en es
  • ES152443A1 - IMPROVEMENTS IN THE GASOGENS FOR COMBUSTION ENGINES : en es
  • ES152840A1 - A PROCEDURE FOR THE MANUFACTURE IN SERIE OF WRENCHES TYPE GROWER : en es
  • ES154341A1 - PROCEDURE FOR THE MANUFACTURE OF HERMETIZATION MEDIA FOR RUBBER TUBES : en es
  • ES154947A1 - RIGGING OF CABLES FOR SCAFFOLDS : en es
  • ES157124A3 - PROCEDURE FOR THE MANUFACTURE OF A CHEMICAL PREPARATION TO AVOID PESTS IN VINEYARDS AND OTHER PLANTS THAT THE MILDIU MAY ATTACK : en es
  • US2312309A - Process for applying lacquer film having a flat finish : en
  • US2312633A - Circuit breaker : en
  • US2312644A - Cardboard display device : en
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  • ES153212A1 - DEVICE FOR EXPLORING, BY THE METHOD OF LINE JUMPING, AN OBJECT OR MODEL IN A REST IN RELATION TO THE DECOMPOSER : en es
  • ES153645A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF ABRASIVE WHEELS : en es
  • ES154216A3 - PROCEDURE FOR MANUFACTURING ELECTRICAL RESISTORS : en es
  • ES159317A1 - A PROCEDURE TO OBTAIN SYNTHETIC PRODUCTS BY CATALYSIS : en es
  • US2312749A - Method of making thin sheet metal shells : en
  • US2312785A - Grain divider : en
  • ES152736A1 - A PROCEDURE FOR OBTAINING A NEW TIN ALLOY FOR WELDING : en es
  • ES153715A1 - A NEW SYSTEM OF SOILS AND CELLULAR COVERS OF ARMED CONCRETE : en es
  • ES154365A1 - PROCEDURE TO OBTAIN FLOUR FROM THE HEMBRION OF THE SEED OF ALGARROBA : en es
  • ES154670A1 - GASOGEN APPARATUS FOR THE SUPPLY OF EXPLOSION ENGINES : en es
  • ES155349A1 - PROCEDURE FOR PREPARING AN ADHERENT BASE FOR ARTIFICIAL RESIN LEAVES : en es
  • ES158587A1 - A NOZZLE FOR GASÓGENO : en es
  • ES158622A2 - PROCEDURE FOR THE PREPARATION OF COMPOLIMERS DERIVED FROM BUTADIENE : en es
  • ES158790A1 - A NEW GASÓGENO WITH THE EMPLOYMENT OF STEAM WATER VAPORIZED WITH CONSTANT LEVEL BY FLOAT : en es
  • ES159094A1 - IMPROVEMENTS IN THE MANUFACTURE OF LOCKS : en es
  • ES159394A1 - A DEVICE INTENDED TO PRODUCE OSCILLATIONS : en es
  • US2312458A - Method of making deep well screens : en
  • USPP569P - Roseplani : en
  • US2312883A - Refrigerating apparatus : en
  • DE730773C - Reinforcement method for television programs in which synchronization characters are inserted between the icons : de en
  • GB551672A - Improvements in beverage mixing apparatus : en
  • ES153690A3 - NEW ELECTRIC HEAT OR HEAT PRESERVATIVE : en es
  • ES155449A1 - PROCEDURE FOR IMPREGNATING COMBUSTIBLE SUBSTANCES, SUCH AS WOOD, WITH AQUEOUS SOLUTIONS OF IGNIFUOUS SALTS : en es
  • ES156933A1 - A PROCEDURE OR MIX FOR OBTAINING AN ANTIRIPTOGRAMMIC AND INSECTICIDE PRODUCT : en es
  • ES158280A3 - IMPROVEMENTS INTRODUCED IN CONTINUOUS PRESSES FOR THE ELABORATION OF FOOD PASTA : en es
  • ES158945A1 - A COUPLING SYSTEM FOR ADDITIONABLE CARRIERS FOR VISIBLE FILES : en es
  • ES153231A1 - REGULATOR FOR INJECTION PUMPS OF INTERNAL COMBUSTION MACHINES : en es
  • ES153590A3 - FOUNDRY SAND COMBING MACHINE : en es
  • ES157431A1 - MANUFACTURING PROCEDURE OF ARTIFICIAL SAND : en es
  • ES157894A1 - SUSPENSION DEVICE FOR WRITTEN CONTAINERS IN FILE OR RECORDS FRAMES : en es
  • ES158860A3 - A PROCEDURE FOR THE PREPARATION OF THE WARP OF FABRICS WITH CRUDE BACKGROUND AND COLOR LISTED PROFILES, BY MEANS OF THE STOPPING MACHINE, INTENDED TO BE WHITENED ONCE THE FABRIC IS OBTAINED : en es
  • ES159073A1 - MULTIPOLAR TROPE OF A SINGLE PETER FOR VEHICLE : en es
  • ES159255A1 - IMPROVEMENTS IN THE FURNACES OF ADAPTATION TO THE COMMON FOGONES : en es
  • ES152843A1 - A VIEW DEVICE, ESPECIALLY INTENDED FOR MACHINE AND ANTI-AIR PARTS : en es
  • ES153529A1 - DEVICE FOR REGULATING LUMINOUS INTENSITY, ESPECIALLY FOR TELEVISION : en es
  • ES153973A1 - A CHEMICAL PROCEDURE FOR THE EXTRACTION OF FATTY MATTERS CONTAINED IN CERTAIN INDUSTRIAL PRODUCTS : en es
  • ES157128A1 - A PROCEDURE TO MARK CONTRADY OR GRADUATION POINTS : en es
  • ES158029A1 - A FLIGHT INTEGRAL : en es
  • DK60640C - Bimetal Thermal Shutter for Automatic Shutters with Electric Shunt. : da en
  • ES151796A1 - IMPROVEMENTS IN COMPOSITE COLOR PHOTOGRAPHY : en es
  • ES153463A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153851A1 - PERFECTED NEEDLE TO CATCH DROPPED POINTS IN SO-CALLED POINT GENRES : en es
  • ES153957A1 - A PROCEDURE FOR THE REGENERATION OF CINC ALLOY WASTE CONTAINING COPPER : en es
  • ES155542A1 - PROCEDURE FOR OBTAINING AN EXPLOSIVE EXPLOSIVE OF BREAKING SUPER BREAKER BASED ON NITRIC ESTER OF DIETILENGLICOL : en es
  • ES156987A1 - AN APPLIANCE FOR DESICATING SUBSTANCES IN A VACUUM : en es
  • ES157038A1 - A PROCEDURE FOR THE OBTAINING OF ACID BUILT-IN BUILDING BATHS OF CONIFEROUS OIL : en es
  • ES157186A1 - PROCEDURE TO CONCENTRATE, BY MAGNETIC WAY, CHROME MINERALS, AND IN PARTICULAR CHROMITE OR IRON CHROMATE : en es
  • ES157304A1 - A BLOCKING DEVICE FOR AUTOMATIC FIREARMS : en es
  • ES157372A1 - AN INTERIOR SWITCH : en es
  • ES158726A1 - A COMBINED GAS GENERATOR TO GASIFY ANY COMBUSTIBLES, EVEN THOSE OF LARGE CONTENT IN HEAVY HYDROCARBONS, PIROLEÑOSOS, SULFUR AND SIMILAR : en es
  • FR879628A - Beater improvements for dust vacuum cleaners : en fr
  • US2312328A - Duplex system : en
  • US2312547A - Burner control apparatus : en
  • ES151702A1 - IMPROVEMENTS IN THE MANUFACTURE OF THE FLOATING BEARINGS USED IN THE CRANKSHAFTS OF THE INTERNAL COMBUSTION AND SIMILAR ENGINES : en es
  • ES154136A1 - CORRECTOR RECEIVER SYSTEM FOR THE INDIRECT POINT OF ARTILLERY PIECES : en es
  • ES154599A1 - PROCEDURE FOR OBTAINING SYNTHETIC FERTILIZERS : en es
  • ES158416A1 - PROCEDURE AND DEVICE FOR OBTAINING AND COPYING RELIABLE PRINTED CLYSICS : en es
  • ES153135A3 - PROCEDURE FOR MANUFACTURING TUBES FOR PIPE LINING : en es
  • ES153457A1 - AN ELECTRIC SHOCK LAMP : en es
  • ES154715A1 - AUTOMATIC COUPLING BETWEEN A CLOSURE FOR SWIVEL DOORS AND THE ELEMENT THAT JOINS THE DOOR LEAF TO THE DOOR LEAF : en es
  • ES158961A1 - A PROCEDURE FOR THE WELDING OF IRREGULABLE SEAMS AND WELDING MACHINE FOR ITS REALIZATION : en es
  • ES159026A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • GB551657A - Improvements in or relating to rubber tires : en
  • ES152795A1 - AN AUTOMATIC FUEL ECONOMIZING REGULATOR APPLIANCE : en es
  • ES152953A1 - AN AUTOMATIC CARBURETOR, FOR COMBUSTIBLE GASES, APPLICABLE TO EXPLOSION AND COMBUSTION ENGINES, WHOSE MAIN CHARACTERISTICS CONSIST OF DOSING THE GAS EXACTLY AND AUTOMATICALLY TO ANY ENGINE REGIME, MIXING IT IN THE AIR, ALL WITHOUT INTERVENTION OF THE DRIVER AND THROUGH A TURBINE WITH REGULATOR : en es
  • ES154475A1 - SITUATION INDICATOR APPARATUS WITH OPTICAL SIGNALS FOR TRAMS, BUSES, TRAINS AND ANALOGS : en es
  • ES154507A1 - PROCEDURE FOR THE COMPREHENSIVE USE OF THE OLIVE OIL : en es
  • ES153143A1 - IMPROVEMENTS IN THE MANUFACTURE OF CARBON AGGLOMERATES : en es
  • ES153703A1 - INDUSTRIAL PROCEDURE FOR THE PROTECTION OF FOOTWEAR SOLE : en es
  • ES153865A1 - PROCEDURE FOR THE OBTAINING OF PHOTOGRAPHIC IMAGES IN COLORS : en es
  • ES154849A1 - PROCEDURE FOR THE MANUFACTURE OF ANTICRIPTOGAMIC PRODUCTS, ESPECIALLY IN THE ONE OF WHICH ARE INTENDED TO IMMUNIZE THE VINE AGAINST THE MILDIU AND OTHER PLACES OF THE VEGETABLES : en es
  • ES156921A1 - A DISTRIBUTOR FOR COMPRESSED AIR BRAKES : en es
  • ES157618A1 - IMPROVEMENTS IN REFRIGERATORS, CONSISTING OF A BEAM OF REFRIGERATION TUBES : en es
  • ES159103A1 - A WIND ENGINE : en es
  • ES151817A1 - A DEVICE RECOGEDOR OF THE THREAD FOR CONTINUOUS MACHINES OF RINGS DESTINED TO THREAD OF CARDED WOOL : en es
  • ES155502A1 - MANUFACTURER PROCEDURE FOR ACETYLENE GAS : en es
  • ES159699A2 - A PROCEDURE FOR EXAMINING AND NUMERICALLY FINDING DISTORTIONS IN FLAT AND SIMILAR GLASS : en es
  • ES154453A3 - CLAMPING MECHANISM FOR PENCIL HOLDERS : en es
  • ES154813A1 - PROCEDURE FOR PREPARING IODINE IN BARS OR PILLS : en es
  • ES155106A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF REACTION AND SIMILAR WATER DEPOSIT EVACUATOR DEVICES : en es
  • ES155313A3 - PROCEDURE FOR PREPARING A TOMATO APPETIZER : en es
  • ES155376A1 - PROCEDURE FOR THE MANUFACTURE OF SAUSAGES BASED ON FRESH AND FISH : en es
  • ES157097A1 - PROCEDURE FOR CONTINUOUS SULFONATION AND / OR NEUTRALIZATION : en es
  • ES157448A1 - A DEVICE FOR THE PROJECTION OF VIEWS OR ANIMATED DRAWINGS : en es
  • ES157863A1 - IMPROVEMENTS IN SELF-PUMPING HAMMERS : en es
  • US2312306A - Indicator or relay system : en
  • US2312856A - Device for raising the wheels of vehicles and supporting the same in raised position : en
  • US2312884A - Dowel machine : en
  • ES151363A3 - PROCEDURE FOR OBTAINING COLORFUL GENDER SHEETS : en es
  • ES153388A1 - A PROVISION TO TRANSMIT CALLS IN CARRYING FREQUENCY SYSTEMS : en es
  • ES153640A1 - A THERMOELECTRIC DEVICE FOR WATER HEATING : en es
  • ES155660A1 - PROCEDURE FOR OBTAINING A PRODUCT FOR THE TREATMENT OF SABÑONES : en es
  • ES159230A1 - METAL HOT STRETCHING PROCEDURE : en es
  • GB551698A - Improvements relating to alternating electric current rectifiers of the selenium type : en
  • ES153863A1 - PROCEDURE FOR THE OBTAINING OF (4) TITANIC CHLORIDE : en es
  • ES154232A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155365A1 - EXPLORATIVE VALVE VALVE, ESPECIALLY A CARET FOR ANIMALS : en es
  • ES157922A3 - SEEDING APPARATUS : en es
  • ES158016A1 - A NEW PROCEDURE FOR THE EXTRACTION OF THE FIBRA DE LINO Y DEL CAÑAMO : en es
  • ES153007A1 - A PROVISION FOR TRANSMITTING IMPULSES THROUGH RELAYS, ESPECIALLY FOR THE MODULATION OF ALTERNATE CURRENTS OF CARRYING FREQUENCY IN ACCORDANCE WITH A SUCCESSION OF PULSES TRANSMITTED AS AN ALTERNATE CALL CURRENT : en es
  • ES153309A1 - IMPROVEMENTS IN GIROVERTICALES : en es
  • ES153969A3 - PROCEDURE FOR THE MANUFACTURE AND DECORATION OF GLASS LAMPS : en es
  • ES154062A3 - MANUFACTURING PROCEDURE FOR MOLDED PRODUCTS : en es
  • ES154474A1 - SAFETY DEVICE OF THE SHOOTING MECHANISM IN FIREARMS TRIGGERED BY HAND OR AUTOMATICALLY : en es
  • ES157113A1 - A RULER FOR THE TREATMENT OF DOUBLE T PROFILES, THEIR DIMENSIONS AND STATIC VALUES : en es
  • ES157395A1 - DEVICE TO INDICATE THE HUMIDITY CONTENT OF THE GASES CHARGE FROM TANKS, ESPECIALLY IN APPARATUS BOXES AND ELECTRICAL MACHINES, AND ALSO TO DETERMINE THE MOISTURE FIXATION BY INSULATING MATERIALS INSULATED INTO THE INSULATING MATERIALS : en es
  • ES158887A1 - APPARATUS FOR PROJECTING ANNOUNCEMENTS ON THE WALLS OF METRO TUNNELS : en es
  • ES159363A2 - IMPROVEMENTS IN THE MANUFACTURE OF TRANSPORTATION VESSELS : en es
  • GB551598A - Improvements in or relating to calomel electrodes : en
  • ES151733A3 - A PROCEDURE FOR THE INDUSTRIAL OBTAINING OF THE ALKALINE SALTS OF THE ACID OXYGENATED ESTERS OF DITIOCARBONIC ACID : en es
  • ES152464A1 - A SUSPENSION DEVICE FOR A TORSION BAR FOR VEHICLE WHEELS : en es
  • ES152526A3 - A PROCEDURE FOR OBTAINING PERFUMES IN THE FORM OF PASTE OR CREAM : en es
  • ES153977A1 - A PROVISION TO PRODUCE ULTRACORIC LENGTH ELECTRICAL OSCILLATIONS : en es
  • ES154020A1 - IMPROVEMENTS IN THE FEEDING SHAFTS OF THE MILLING MILLS : en es
  • ES155236A1 - DEVICE THAT ACTIVATED DIRECTLY BY THE LEVERS IN THE WRITING MACHINES, FACILITATES THESE TO PERFORM CALCULATION OPERATIONS : en es
  • ES155250A1 - IMPROVEMENTS INTRODUCED IN THE TABLES FOR SEWING MACHINES, WITH SPECIAL TILTING DEVICE : en es
  • ES159055A1 - A PROCEDURE APPLICABLE TO HEATING AND OTHER USES FOR HOT WATER THAT CONSISTS OF THE DIRECT COOLING OF THIS BY MEANS OF ELECTRODES : en es
  • CA410842A - Vehicle drive mechanism : en fr
  • ES152842A1 - A NUT FOR AUTOMATIC ADJUSTMENT : en es
  • ES155528A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157281A1 - A ENCRYPTION DEVICE MIXING ACETYLENE AND CARBON GAS OR WOOD IN THE GASOGENS WITH TRIPLE EFFECT REGULATOR VALVE : en es
  • ES159395A1 - A TUBE OF ELECTRICAL SHOCK THAT ALLOWS TO BEGIN OSCILLATIONS AND A DEVICE THAT CONTAINS IT : en es
  • ES155676A1 - BEARING TO ARTICULATED FRICTION : en es
  • ES157087A1 - A GASOGEN FOR APPLICATION TO MOTORCYCLES AND, IN GENERAL, FOR THE OPERATION OF ALL KINDS OF EXPLOSION ENGINES : en es
  • ES157457A1 - A PROCEDURE FOR THE EXTRACTION OF ORGANIC ACIDS OR THEIR SALTS FROM THE CORK : en es
  • ES157600A1 - AN INSTALLATION OF TELECINEMA EMISSION : en es
  • ES151327A1 - PROCEDURE FOR PRESERVING FRUITS AND OTHER AGRICULTURAL PRODUCTS : en es
  • ES158210A1 - A CARBON GASOGEN : en es
  • GB551559A - Improvements relating to the degreasing of metal and other non-porous articles : en
  • GB551583A - Improvements in or relating to steering gear for vehicles, motor boats and the like : en
  • GB551593A - Improvements in or relating to electric tubular heating elements : en
  • ES153467A1 - PROVISION TO PRODUCE SYNCHRONIZED SIGNALS IN TELEVISION EMISSIONS : en es
  • ES154199A1 - BRAUN PIPE WITH WALL CLADDING : en es
  • ES154400A1 - DEVICE FOR USING THE ENERGY OF THE WIND BY MEANS OF DIRECT TRANSFORMATION INTO HEAT : en es
  • ES157120A1 - A SAFETY DEVICE TO AVOID AN EXPLOSION IN ANY APPLIANCE ORIGINATED BY EXCESS OF INTERNAL PRESSURE : en es
  • ES158005A3 - A PROCEDURE FOR THE MANUFACTURE OF REFRACTORY MATERIAL : en es
  • US2312378A - Arch support : en
  • ES151978A1 - PROCEDURE FOR THE OBTAINING OF FATTY MATERIALS, DYE AND CARBON MATERIALS, PINE LEAVES, LENTISCO AND VINE LEAVES : en es
  • ES153246A1 - DISPOSAL DEVICE FOR REMOVABLE DEPOSITS OR REMOVABLE VESSELS USED FOR THE TRANSPORTATION OF GOODS : en es
  • ES153846A1 - GROUND MILLER DRIVEN BY A MOTOR AND GUIDED BY HAND : en es
  • ES154231A1 - AIR BRAKE FOR AIRCRAFT : en es
  • ES155220A1 - A GASOGEN : en es
  • FR879735A - Process for the local protection against nitriding of metal surfaces which are not to be nitrided : en fr
  • US2312868A - Transformer : en
  • ES151930A3 - IMPROVEMENTS IN THE CONSTITUTION OF THE HUNTING CARTRIDGES : en es
  • ES151953A3 - A PROCEDURE FOR OBTAINING CONCENTRATED PRODUCTS INTENDED FOR FOOD : en es
  • ES152420A1 - AN APPARATUS FOR UNDERSTANDING PIPES, PIPES AND ANALOGS : en es
  • ES152561A1 - MECHANISM FOR LANZADERAS : en es
  • ES155089A1 - SOAP MANUFACTURING PROCEDURE : en es
  • ES158113A1 - FLYING ELECTROCUTOR APPARATUS : en es
  • ES158435A1 - SPECIAL FORGED SYSTEM FOR BUILDING BASED ON REVERSIBLE AND ARMED CERAMIC WEDGES : en es
  • FR879609A - Process for obtaining replacement lubricants and products obtained by this process : en fr
  • ES151941A3 - AN IMPROVEMENT IN THE IGNITION COILS FOR INTERNAL COMBUSTION ENGINES FUELED WITH POOR GAS, AND FOR OTHER HEAVY WORK : en es
  • ES152007A1 - AN EXTREME RELAY OF VIBRATIONS FOR AUTOMATIC DEVICES OF REGULATION OF CONTINUOUS CURRENT : en es
  • ES153530A1 - CATHODE RAY VALVE : en es
  • ES153976A1 - NEW PERIPHERAL THRUST MOTOR, WITH AUTOMATIC SPEED REGULATION : en es
  • ES154837A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF TURBINES USED IN THE MANUFACTURE OF ARTIFICIAL SILK : en es
  • ES155077A3 - ELECTRO-COMPRESSOR APPARATUS : en es
  • ES158231A1 - DEVICE FOR RECOVERING CARBON SULFIDE FROM ARTIFICIAL FIBERS TO VISCOSA : en es
  • US2313027A - Method for rendering inoffensive hair dyes of the so-called oxidation type : en
  • US2312790A - Motor fuel composition : en
  • DE732331C - Tank mine : de en
  • DK60653C - Device for shut-off valves. : da en
  • CA410911A - View transmission system : en fr
  • DE732370C - Electric heating plate with partial heating elements that are resilient towards a common supporting body and movable towards one another : de en
  • ES151525A3 - PROCEDURE FOR THE MANUFACTURE OF CONSTRUCTION PLATES BASED ON GYPSUM IN COMBINATION WITH VARIOUS MATERIALS AND THE SURFACES OF THE SAME BEING CHEMICALLY IMPREGNATED : en es
  • ES151990A1 - DEVICE FOR PRINTING AND WETTING OR ENGOMING PAPER STRIPS : en es
  • ES152706A1 - AN AQUATIC SKIING : en es
  • ES153179A3 - IMPROVEMENTS IN MECHANICAL, FIXED OR PORTABLE SHARPENERS, OPERATED BY HAND : en es
  • ES153186A1 - PROCEDURE FOR THE MANUFACTURE OF PREPARATIONS FOR THE DOMESTIC APRESS OF THE CLOTHING : en es
  • ES154087A3 - PROCEDURE FOR THE MANUFACTURE OF VEGETABLE MILK LIKE ANIMALS : en es
  • ES154775A1 - MECHANISM FOR THE AUTOMATIC IGNITION OF GASOGENS FOR EXPLOSION ENGINES : en es
  • ES155591A3 - PROCEDURE FOR OBTAINING A WEAR-RESISTANT CHROME METAL COATING, ON DIES OR OTHER METALLIC PARTS : en es
  • US2313006A - Apparatus for recovering carbon bisulphide and sulphurated hydrogen during the finishing process of the manufacture of viscose staple fiber : en
  • ES154558A1 - PRESSURE DISCHARGE VALVE FOR PRESSURE PUMPS OF EXPLOSION ENGINES : en es
  • ES154755A3 - PERFECTIONS IN THE MANUFACTURE OF OVAL OR ELONGATED AND ROUND GLASS EYES, SPECIAL FOR MULECAS AND FOR IMAGES AND FIGURES : en es
  • ES158200A1 - A DEVICE FOR THE THERMAL TREATMENT OF PREPARED MATERIAL IN WET AND, ESPECIALLY, GROSS CEMENT MUD : en es
  • ES158521A1 - NEW TELEGRAPH WITH MANUPULATOR DISC : en es
  • GB551646A - Improvements in the treatment of rubber latex : en
  • CA410826A - Synthetic polymeric amide dyeing process : en fr
  • DE701623C - Cardanic suspended top : de en
  • ES152163A1 - SOME IMPROVEMENTS IN GAS PRODUCTION FACILITIES, ESPECIALLY IN THE PROVISIONS TO BE COUPLED TO THE EXPLOSION MOTOR VEHICLES : en es
  • ES153139A3 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF THE REDUCED POWER ALTERNATORS AND THEIR CORRESPONDING ANNEXES, WHICH ARE ESPECIALLY PLANNED TO BE COUPLED TO THE MOVING ORGANS OF MACHINES OR MISCELLANEOUS MECHANISMS, IN ORDER TO MAKE THEIR LITTLE USE : en es
  • ES154092A3 - PROCEDURE FOR THE MANUFACTURE OF LIGHTERS FOR ACETYLENE GAS : en es
  • ES154657A3 - SECURITY DEVICE APPLIED TO THE LAMP HOLDERS, TO PREVENT THEFT OF THE LAMPS : en es
  • ES155277A1 - IMPROVEMENTS IN ELECTROLYTIC CONDENSERS : en es
  • ES151831A1 - A CONNECTING PROVISION TO COMMUTE THE PHASE AT 180º, ESPECIALLY FOR ISSUING PROVISIONS INTENDED TO PRODUCE CONDUCTOR LINES : en es
  • ES152977A1 - MARINE BOILER OF WATER TUBES WITH BURNERS OF MAZOUT OR HOME BLOWING, AND CARRYING AN AIR REHEARSAL AND A HEAT ENVELOPE PROVIDED BEHIND THE BOILER'S VAPORIZATION LAYER : en es
  • ES153634A1 - IMPROVEMENTS INTRODUCED IN THE SPARTO OR SPARTO MESH MIXED WITH OTHER APPROPRIATE FIBERS, ALREADY THOSE WIRES OR WITHOUT WIRES : en es
  • ES154217A1 - PROCEDURE FOR THE OBTAINING OF GUANAMINAS : en es
  • ES155021A1 - GAS GENERATOR : en es
  • ES157088A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF DRAWING MACHINES : en es
  • ES157847A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158389A1 - IMPROVEMENTS IN THE CONSTRUCTION OF VALVES FOR WHEEL AIR CHAMBERS : en es
  • ES159524A1 - WATER OR OTHER ANALOGUE DISCHARGE APPARATUS : en es
  • US2312916A - Meta-hydroxrphenyl-ethanolamine : en
  • CA410884A - Bag opening, filling and closing apparatus : en fr
  • ES154396A1 - DEVICE FOR THE PROTECTION OF ELECTRICAL HOUSEHOLDS THAT INCLUDE HEATING ELEMENTS OF THE ARMORED TYPE : en es
  • ES154520A1 - SYNTHETIC SOAP MANUFACTURING PROCEDURE : en es
  • ES157450A1 - A NEW METHOD OF LOCALIZATION OF STRANGE METALLIC BODIES, ENCLAVED IN THE HUMAN BODY : en es
  • ES157555A3 - SALICYLIC ACID MANUFACTURING PROCEDURE : en es
  • US2312420A - High pressure container : en
  • DE732465C - Umbrella frame that can be shortened with telescopic pole and roof pole parts that can be pushed together : de en
  • DE732553C - Magnetic deflection device for cathode ray tubes with iron yoke and pole pieces that have a larger cross-section than the iron yoke : de en
  • CA410787A - Totalizator mechanism : en fr
  • US2312541A - Machine for washing clothes : en
  • US2312911A - Skating shoe and the like : en
  • US2312833A - Fire escape elevator ladder : en
  • ES154045A1 - FIBERCEMENT MANUFACTURING PROCEDURE : en es
  • ES155367A3 - FIRE EXTINGUISHING APPARATUS FOR AIRCRAFT : en es
  • ES157261A2 - A PROCEDURE FOR THE CONSTRUCTION OF AN ACCUMULATOR : en es
  • ES157390A1 - A PROCEDURE TO RECOVER ASCORBINIC ACID : en es
  • ES151357A1 - IMPROVEMENTS IN ELECTROMAGNETIC SEPARATORS FOR MINERALS : en es
  • ES151398A1 - TELAR, ESPECIALLY TELAR DE SELECTOR, WITH REELS OF FIXED FRAME : en es
  • ES152747A1 - MULTI-TOOL MACHINE TO PERFORM, HYDRAULICALLY AND IN A SINGLE PULL, AN IMPORTANT NUMBER OF OPERATIONS IN PARTS THAT ARE TO BE WORKED FULL OR IN TUBULAR FORM, FOLLOWING A PLURALITY OF GENERATORS : en es
  • ES152748A3 - A BRAKE LINING PRODUCTION PROCEDURE : en es
  • ES153508A1 - IMPROVEMENTS IN EQUIPMENT CONTAINING DISCHARGE PIPES : en es
  • ES157566A1 - A LEVEL STABILIZER DEVICE : en es
  • ES158694A1 - A NEW "STARTER" APPARATUS APPLICABLE TO ENGINES POWERED BY ANY TYPE OF GASOGEN : en es
  • FR879642A - Improvements in the manufacture and use of fibrous material : en fr
  • GB551563A - Improvements in and relating to pressure reducing valves : en
  • ES151401A1 - PROCEDURE FOR THE OBTAINING OF NEW TETRACYCLIC ACETONICS : en es
  • ES152360A1 - IMPROVEMENTS IN THE SIDE RINGS OF AROS : en es
  • ES153105A1 - AUTOCLAVE WITH ELECTRIC HEATING FOR THE REGENERATION OF VULCANIZED RUBBER : en es
  • ES154572A1 - PROCEDURE OF ENAMELING AND COLORING PAPERS, CARTONS, CARTONS AND CARDBOARDS : en es
  • ES155085A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155414A1 - PROCEDURE FOR MANUFACTURING RETURN FUEL WITHOUT SLIPS, PEINES OR SPECIAL NEEDLES : en es
  • ES155447A1 - GASOGENO A CARBON : en es
  • ES158255A3 - A DEVICE FOR PLACING THE END OF THE FLAME TUBE IN THE NECK OF THE BOTTOM OF A BOILER : en es
  • US2312768A - Voltage regulator : en
  • DE732359C - Electric switch with toggle mechanism : de en
  • ES152021A1 - DISPOSITION OF THE PARTS OF THE HERMETIC JOINTS BETWEEN THE DRIVE PIPE AND THE GIRATOTIO PISTON DRUM SUPPORTED EXCENTRICALLY FROM A PUMP : en es
  • ES153452A1 - A ROTATING FILE OF CONTINUOUS TAPE, OF INDEFINITE CAPACITY AND OF ELECTRIC OR HAND MOVEMENT : en es
  • ES154389A1 - MANUFACTURING PROCEDURE OF ALPARAGATAS OR LIGHTWEIGHT SHOES WITH FELT SOILS : en es
  • ES158856A1 - A SET OF PERFECTIONS FOR GAS GASES, FILTERS AND ADDITIONS : en es
  • ES151455A1 - IMPROVEMENTS IN THE MANUFACTURE OF CARTRIDGES FOR AIR PURIFICATION, ESPECIALLY TO ABSORB THE CARBONIC ACID : en es
  • ES155462A1 - SECURITY DEVICE FOR AVENCARGA CANYON : en es
  • ES155710A1 - PROCEDURE FOR OBTAINING PRODUCTS OF A LOT OF ELASTICITY : en es
  • ES157550A1 - AN INTERNAL COMBUSTION ENGINE WITH CROSS : en es
  • GB551582A - Improvements in and relating to liquid dispensing apparatus : en
  • DE732427C - Device for monitoring an AC-supplied auxiliary network : de en
  • DE732444C - Leaf spring for load cells : de en
  • US2312410A - Device as aid in shoe fitting : en
  • USD135159S - Design for a scooter : en
  • US2312384A - Automatic slack adjuster for brakes : en
  • US2312566A - Telephone calling dial device : en
  • US2312649A - Switch signal : en
  • US2312757A - Radio shielded ignition apparatus : en
  • CA410862A - Packing house waste processing : en fr
  • CA410903A - Shoe manufacture : en fr
  • ES151691A1 - A PERFECTED SYSTEM FOR THE CONSTRUCTION OF CEILINGS OF CEMENT OR ARMED CONCRETE : en es
  • ES152646A2 - PROCEDURE FOR THE MANUFACTURE OF AGGLOMERATES OF CARBONOUS MATTERS : en es
  • ES153088A1 - DEVICE FOR THE PERIODIC TRANSPORTATION OF A PRESSURE LIQUID, ESPECIALLY IN INJECTING THE FUEL IN THE COMBUSTION ENGINES : en es
  • ES153649A1 - A COMPENSATION SYSTEM FOR THE ELIMINATION OF TASKS IN THE OPERATION OF AUTOMATIC BALANCES : en es
  • ES154011A1 - SOUND PLAYER APPARATUS : en es
  • ES154248A3 - ELECTROMEDICAL APPARATUS FOR THE PRODUCTION OF RED AND ULTRAVIOLET RAYS OF A COLD NATURE, AND INSTRUMENTS FOR THEIR USE : en es
  • DE732136C - Process for the production of p-aminobenzenesulfonamide pellets : de en
  • ES151549A1 - PROCEDURE FOR THE PREPARATION OF AMIDES SUBSTITUTED FOR 3,5-DIMETHYLISOXAZOLE-CARBONIC ACIDS- (4) : en es
  • ES153983A1 - IMPROVEMENTS IN THE PROCEDURE OF MANUFACTURE OF BEET SUGAR : en es
  • ES154059A1 - IMPROVEMENTS IN THE MANUFACTURE OF THE SPECIAL MOLDED PIECES USED IN THE CONSTRUCTION OF FLOORS : en es
  • ES154170A3 - CERAMIC PASTE MANUFACTURING PROCEDURE : en es
  • ES155191A1 - PROCEDURE FOR DETOXIFICATION OF TETRAYODOPHENOLFTALEINE FOR ITS USE COLLECISTOGRAPHIC : en es
  • ES157180A1 - PROCEDURE FOR THE ELABORATION OF CELLULOSIC PRODUCTS DISSOLVED IN THE TREATMENT PRICE OF PRIMARY CELLULOSIC MATERIALS BY MEANS OF ORGANIC OR INORGANIC ACIDS : en es
  • ES158637A1 - AN APPARATUS FOR MEASURING DISTANCES BY THE ECO PROCEDURE : en es
  • ES158642A1 - A TELESCOPICALLY EXTENSIVE DEVICE TO TRANSFER MOBILE BOXES FROM A CONTAINING PLANE TO ANOTHER : en es
  • ES152609A1 - A PROCEDURE THAT ALLOWS THE STABILIZATION OF VITAMIN SOLUTIONS BY ACTION OF ANTIOXYGENATED COMPOUNDS : en es
  • ES154298A1 - DEVICE FOR THE CONTINUOUS OBTAINING OF ERASED EXTENDED OR ENMARANATED FIBERS : en es
  • ES157967A1 - A PROVISION IN DRAGAS AND SIMILAR : en es
  • US2312780A - Fly swatter : en
  • US2312608A - Shaving and tray serving appliance : en
  • DE732237C - Process for the preparation of 3-carbonyl compounds of the cyclopentanopolyhydrophenanthrene series : de en
  • DK60651C - Device for blasting machines. : da en
  • US2312360A - Motor fuel : en
  • US2312806A - Material handling device : en
  • US2312511A - Butter-chip maker : en
  • DE732545C - Holding and centering device for sleeves attached to spindles in spinning and twisting machines : de en
  • US2312720A - Casement window operator : en
  • US2312301A - Heat insulating material : en
  • ES155026A3 - GASES SUPERLUBRIFIER APPLIANCE : en es
  • ES157696A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158414A1 - A PROCEDURE FOR OBTAINING COLOR LIGHT PLUGS : en es
  • ES159547A1 - PROCEDURE FOR CARRYING THE BLOOD OF ANIMALS FROM SLAUGHTERHOUSES : en es
  • GB551613A - Full fashioned stocking and method of producing same : en
  • GB551680A - Improved illuminated device particularly for decorative purposes : en
  • ES151981A1 - A PROCEDURE FOR OBTAINING ALuMIN : en es
  • ES154426A1 - MIXING APPARATUS FOR GAS AND GASEOUS GASES IN GASEOUS FUEL ENGINES : en es
  • ES155162A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155211A1 - FIXING DEVICE BETWEEN THE MOVABLE ESPOLETA PART AND THE MOVABLE CLOCK PART OF A MECHANICAL TIME ESPOLETA FOR PROJECTILES : en es
  • ES157306A1 - A DEVICE TO PREPARE SHEETS IN WRITING, ACCOUNTING AND SIMILAR MACHINES : en es
  • ES157398A1 - A PROCEDURE FOR WATERPROOFING PAPER AND CARDBOARD : en es
  • ES157973A1 - TRANSMISSION DEVICE : en es
  • ES159283A1 - A PROCEDURE FOR THE TREATMENT OF CARTRIDGES, ESPECIALLY ROLLED CARTRIDGES : en es
  • ES159354A1 - AN AUTOMATIC CALLING DEVICE : en es
  • ES153795A1 - A DEVICE CONTAINING A PIPE OF ELECTRIC SHOCK IN WHICH THE ELECTRONS ARE CONCENTRATED IN THE FORM OF BEAM AND WALK A CONTROL SPACE : en es
  • ES155415A3 - PROCEDURE FOR THE MANUFACTURE OF NATURAL SILK FABRICS FOR THE SIEVING OF FLOUR AND SIMILAR PRODUCTS BASED ON RETURN : en es
  • ES157187A1 - PROCEDURE FOR MANUFACTURING PROTECTED PAPER : en es
  • ES159732A1 - A NEW PERFECTED GASOGEN SYSTEM : en es
  • US2312307A - Hydrometer : en
  • US2312363A - Vehicle brake : en
  • US2312413A - Manufacture of fluosulphonates : en
  • US2312497A - Electric dry shaver : en
  • CA410898A - Alpha halo acrylo nitrile preparation : en fr
  • US2312664A - Airtight cold storage compartment : en
  • US2312834A - Gas pilot burner : en
  • US2312471A - Sheep foot tamper : en
  • US2312880A - Ratio controller for gas or fluid regulators : en
  • US2313009A - X-ray tube : en
  • AU116586B2 - Improved means for retaining thermionic valves in valve sockets : en
  • ES151385A3 - A TERRAJA APPARATUS FOR THREADING PIPES : en es
  • ES152370A1 - PROVISION FOR THE PRINTING OF TISSUES OF ALL KINDS : en es
  • ES152486A1 - AN OPTICAL SYSTEM THAT CONTAINS A CORRECTION ELEMENT INTENDED TO CORRECT THE SPHERICAL ABERRATION OF THE SYSTEM : en es
  • ES154147A1 - CONNECTOR ARRANGEMENT TO ELIMINATE THE PERTURBATING TENSION (EFFECT OF HIGH ANTENNAS) OF THE ARRIVAL ANTENNAS : en es
  • ES157024A1 - IMPROVEMENTS IN THE NOZZLES APRA GASÓGENOS : en es
  • ES159066A1 - DEVICE FOR OBTAINING MACHINES FOR MANUFACTURE OF SKINNED ITEMS OF MESH IN RELIEF DRAWINGS IN COMBINATION WITH DRAWINGS BY INTERPOSITION OF COLORS : en es
  • ES159597A1 - DEVICE FOR THE CONSTRUCTION OF A LOOP JOINT FOR CABLES, ESPECIALLY FOR METALLIC CBLES : en es
  • ES151722A3 - A MUSICAL ORGAN OPERATING BY ELECTRICITY : en es
  • ES152868A1 - IMPROVEMENTS IN THE FACILITIES OF ACETIFICATORS INTENDED FOR THE OBTAINING OF VINAGRES : en es
  • ES154019A1 - PROCEDURE TO LUBRICATE GASES OF FEEDING OF EXPLOSION MODELS ACTIVATED BY GASOGENS : en es
  • ES158738A3 - PROCEDURE FOR THE PREPARATION OF AMINOBENZENE-SULFONYL-GUANIDINE AND ITS DERIVATIVES : en es
  • ES159195A1 - FRAME FOR INTERNAL COMBUSTION ENGINES WITH SEVERAL SERIES OR ROWS OF RADIAL CYLINDERS : en es
  • FR879809A - Mold for the manufacture of synthetic resin parts molded by press or by jet and comprising embedded ceramic fittings which partially protrude from the synthetic resin part : en fr
  • ES152110A1 - A MACHINE COOLING MACHINE, COPIER AND MECHANICAL RECTIFIER : en es
  • ES152880A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF BUTTONS : en es
  • ES153171A1 - APPARATUS INTENDED TO AVOID FRAUD IN ELECTRICAL ENERGY CONSUMPTION : en es
  • ES154315A1 - PROCEDURE FOR THE PREPARATION OF SULFAMIDE-PYRIDINE DERIVATIVES : en es
  • ES155435A1 - ELECTRIC SHOCK PIPE : en es
  • ES156931A1 - MOBILE OVEN FOR SELF-CARBONIZATION OF WOOD IN CLOSED CONTAINER : en es
  • ES157222A1 - IMPROVEMENTS IN THE LOCOMOTIVES : en es
  • ES157320A1 - FAST FROZEN FREEZER APPARATUS : en es
  • ES159359A1 - A MINES PUNCT WITH INSIDE SCALE DISPLACED IN THE OUTER FRONT : en es
  • GB551558A - Improvements in electric immersion heaters : en
  • CA410878A - Metal body processing by heat : en fr
  • US2312460A - Apparatus for demonstrating light distribution : en
  • US2312705A - Reaction product of aldehydes and diazine derivatives : en
  • US2312741A - Ignition composition : en
  • US2312794A - Connector plug : en
  • US2312351A - Can opener spout : en
  • CA410813A - Knit elastic hosiery : en fr
  • ES151569A1 - PROCEDURE TO TREAT CAST IRON WITH ALKALINE PURIFICATION AGENTS : en es
  • ES152428A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT Ns 151428 : en es
  • ES153025A1 - A METHOD TO INCREASE LUMINOUS INTENSITY IN CINEMATOGRAPHIC PROJECTIONS, AVOIDING SCALING, THROUGH A LUMINOUS OBTURATION : en es
  • ES155284A1 - PROCEDURE FOR OBTAINING DIOXYACETINE MONOETHERS AND ITS ESTERS WITH OXYGENATED ACIDS : en es
  • ES157297A1 - IMPROVEMENTS IN SUPPORTS WITH GREAT AGUANTE RESISTANCE : en es
  • ES158375A1 - A PROCEDURE FOR THE IMMUNIZATION AND PROTECTION OF ELECTRICAL RESISTORS : en es
  • FR879695A - Device for lifting and clamping the core box for insufflation machines for making foundry cores : en fr
  • ES152218A1 - PROCEDURE FOR THE PREPARATION OF RESIDUAL RED MUDS FROM THE ALKALINE ATTACK OF ALUMINUM MINERALS : en es
  • ES152643A1 - REAR SUSPENSION PROCEDURE APPLICABLE TO BIKES : en es
  • ES153118A3 - AN ARTIFICIAL LEATHER MANUFACTURING PROCEDURE : en es
  • ES153696A1 - PROCEDURE FOR THE PREPARATION OF 2-CETOGLUCONIC ACID : en es
  • ES155205A1 - METHOD FOR ASSEMBLING BALL BEARINGS : en es
  • ES155561A1 - MEMBRANE PACKING FOR VAIVEN RODS : en es
  • ES157683A1 - PROCEDURE TO MANUFACTURE MOLDED OBJECTS BASED ON CORK : en es
  • ES159031A1 - AN ELECTRICAL ASSEMBLY : en es
  • ES159433A1 - NEW EXTENSIBLE WIDTH OF APPLICATION TO THE TEXTILE INDUSTRY : en es
  • FR879795A - Improvements to electric cooking stoves : en fr
  • US2312843A - Closure for receptacles : en
  • ES152249A3 - A MECHANICAL DEVICE FOR TIGHTENING AND IRONING PIPES INTENDED FOR OIL INSULATING FROM ELECTRICITY : en es
  • ES152757A1 - A PROCEDURE TO ACTIVATE ELECTRICAL MECHANISMS INDICATORS USING SIGNAL STRESSES : en es
  • ES153654A3 - A MACHINE TO DESCARILL AND POLISH COFFEE : en es
  • ES155058A1 - PROCEDURE FOR ELABORATING A CLOSURE FOR PACKAGING : en es
  • ES155322A3 - CONTINUOUS ELECTRIC OVEN FOR FELTING GLASS : en es
  • ES155481A3 - PROCEDURE FOR THE MANUFACTURE OF A PRODUCT REMOVING LIME SALTS AND MAGNESIA CONTAINED IN WATER : en es
  • ES158348A1 - CONNECTION ARRANGEMENT TO ESTABLISH COMMUNICATION WITH SELECTIVE CALL BETWEEN CARRIER CURRENT DEVICE : en es
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  • ES159051A1 - A MACHINE TO CUT THE HAIR : en es
  • ES159567A1 - IMPROVEMENTS IN THE FILMED FOOTBALL PENCILS : en es
  • GB551600A - Improvements in or relating to containers : en
  • US2312643A - Lock plate : en
  • US2312962A - Training apparatus for teaching radio navigation : en
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  • US2312933A - Rotary clipper : en
  • US2312387A - Froth flotation of acidic minerals : en
  • US2312612A - Rotor : en
  • US2312946A - Seat harness : en
  • US2312457A - Rivet set : en
  • US2312442A - Snap fastener : en
  • US2312779A - Sack loader : en
  • USPP568P - Hypericum : en
  • ES150238A3 - A DEVICE FOR MANUFACTURING ELECTRODES, CORE COMPOUNDS AND HOUSING, FOR ARC WELDING : en es
  • ES152642A1 - REAR SUSPENSION PROCEDURE APPLICABLE TO BIKES : en es
  • ES153330A1 - MACHINE FOR THE TRANSFORMATION OF BODIES MADE OF PLASTIC MASSES : en es
  • ES154316A1 - RICH OIL EMULSION PREPARATION PROCEDURE : en es
  • ES155418A1 - SOLID FORM PREPARATION PROCESS ASTRINGENT PRODUCT FOR SKIN CLEANING : en es
  • ES155538A3 - VIROTILLO, ESPECIALLY FOR LOCOMOTIVE BOILERS : en es
  • ES157284A1 - MAXIMUM CONSUMPTION MEASURING DEVICE : en es
  • ES157929A1 - ROTARY EXPLOSION ENGINE : en es
  • ES158143A1 - A DEVICE FOR THE PRODUCTION OF GAS, VAPORS OR DECOCTION IN CLOSED CHAMBERS, AND ESPECIALLY IN AN APPARATUS TO BOIL THE TE OR THE COFFEE : en es
  • ES158708A1 - A PROCEDURE FOR THE PLACEMENT AND REPLACEMENT OF THERMAL ELEMENTS OF RESISTANCE IN ELECTRIC OVENS : en es
  • ES159098A1 - INVENTION FOR THE MANUFACTURE OF CARBON BY CATALYTIC DECOMPOSITION OF CARBON OXIDE : en es
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  • FR879764A - Process for treating fibrous materials, in particular yarns and fabrics, using cellulose solutions : en fr
  • US2312510A - Amplifying circuit for ultra-short waves : en
  • US2312650A - Radio control assembly : en
  • US2312352A - Locking mechanism for vehicle doors : en
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  • ES153093A3 - REGULATING DEVICE FOR FUEL INTAKE (BY CARBURETOR OR INJECTION PUMP) IN INTERNAL COMBUSTION ENGINES : en es
  • ES153116A3 - A DOOR CONSTRUCTION SYSTEM FOR ARMORED CHAMBERS : en es
  • ES158534A1 - A CLUTCH PROCEDURE, ESPECIALLY INTENDED FOR ELECTRICALLY CLUTCHED SPEED CHANGES, AND CLUTCH FOR ITS PERFORMANCE : en es
  • ES159329A1 - AN ASPIRANT-IMPELLING HORIZONTAL PUMP : en es
  • ES152114A1 - A PROVISION TO CONNECT WIRELESS OR WIRELESS RADIO RECEPTORS TO A COMMUNICATING STATION : en es
  • ES153542A1 - IMPROVEMENTS IN THE CONSTRUCTION OF AUTOMOBILE BALLESTAJES : en es
  • ES154144A1 - PROCEDURE FOR MANUFACTURING BUJARDAS, DE CAMOCABLES : en es
  • ES154696A1 - APPARATUS TO REMOVE METAL CAPS TO CONTAINERS : en es
  • ES157664A1 - A PROCEDURE FOR THE MANUFACTURE OF EBONITE SKULLS AND SPITES : en es
  • ES159118A1 - A MANUFACTURING PROCEDURE FOR NEW LACQUERS AND VARNISHES : en es
  • ES151319A3 - A PROCEDURE FOR THE MANUFACTURE OF ROLLED LEATHER THREAD : en es
  • ES152157A1 - IMPROVEMENTS IN THE PROCEDURE TO PRODUCE FILMS OR PERFORATED SHEETS : en es
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  • ES153005A1 - A PROVISION FOR DISTANCE HANDLING OF EMITTER AND RECEIVING DEVICES : en es
  • ES153901A1 - AN APPARATUS FOR DISCOVERING BURIED METALLIC OBJECTS : en es
  • ES157197A1 - IMPROVEMENTS IN THE MANUFACTURE OF CELLULOSE AND PASTA FOR PAPER : en es
  • ES159167A1 - A PROVISION FOR THE AUTOMATIC RESETTING OF AN OSCILLATION GENERATOR : en es
  • ES151472A1 - MANUFACTURING PROCEDURE FOR SHOE TEMPLATES : en es
  • ES154815A1 - PROCEDURE FOR THE EXTRACTION OF BANANA FIBERS AND OTHER VEGETABLES FROM THE SAME FAMILY : en es
  • ES155451A1 - AUTOMATIC CONNECTION FOR BATTERIES OF VEHICLE ACCUMULATORS AND CARGO POSTS : en es
  • ES155646A1 - VENTILATION WELL FOR SILLS OF CAMERAS INTENDED FOR CEREALS : en es
  • US2312555A - Coffee maker : en
  • US2312811A - Distillation and condensation of metals : en
  • US2312999A - Filter for separating solids from liquids : en
  • DE732396C - Device for introducing into self-gripping clipping machines equipped with conveyor belts : de en
  • ES153906A1 - PROCEDURE FOR THE OBTAINING OF METALLIC WOLFRAM OR FERROWOLFRAM IN ELECTRIC OVEN : en es
  • ES154076A3 - PROCEDURE FOR OBTAINING A REFRESHING DRINK : en es
  • ES154684A1 - MANUFACTURING PROCEDURE FOR LEATHER SIMILAR PRODUCTS : en es
  • ES157512A1 - A REGENERATOR, ESPECIALLY FOR HOT GAS ENGINES : en es
  • CA410850A - Rock drill bit manufacture : en fr
  • ES159733A1 - AUXILIARY SYSTEM FOR INTERNAL COMBUSTION ENGINES, ESPECIALLY FOR AUTOMOBILE VEHICLES : en es
  • FR879607A - Apparatus for measuring capacity imbalances on telephone circuits : en fr
  • US2312671A - Thermostatic and like unit : en
  • FR879760A - Switchable multiple electrical measuring device : en fr
  • AU116595B2 - Shearing comb : en
  • AU116606B2 - Method of removing acidic organic compounds from hydrocarbon oil : en
  • US2312526A - Booster pump : en
  • US2312760A - Sprocket mechanism : en
  • USD135171S - Brooch or similar article : en
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  • ES153723A1 - PROCEDURE FOR THE IMPROVEMENT, INCREASE OF PRODUCTION OR CULTIVATION OF POTATOES : en es
  • ES154160A1 - TUBE PRESSURE BOARD, PROVIDED WITH EXTENSION RING RADIALLY OPPRESSED AGAINST THE AXIL PRESSURE TUBE : en es
  • ES155378A1 - PROCEDURE FOR OBTAINING A PRODUCT INTENDED FOR THE TREATMENT OF TREATMENT OF SKINS : en es
  • ES155630A1 - PROCEDURE FOR THE MANUFACTURE OF TILES, BRIQUETTES OR BRICKS FOR THE CONSTRUCTION OF WORKS OF ALL KINDS : en es
  • ES157403A1 - A FUEL GENERATING GAS APPARATUS, ESPECIALLY FOR AUTOMOTIVE TRACTION : en es
  • ES157624A1 - A DEVICE CONTAINING A DISCHARGE PIPE : en es
  • ES157641A1 - PROCEDURE FOR OBTAINING ALUMINUM ALLOYS : en es
  • ES157972A3 - A REFERENCE RECORD PROVIDED OF INTERCHANGEABLE SHEETS ARRANGED ON A BASE PLATE : en es
  • ES158607A1 - SYSTEM AND DISPOSAL FOR THE REGULATION OF AIR REFRIGERANT IN INTERNAL COMBUSTION ENGINES, ESPECIALLY FOR THE PROPULSION OF AIR VEHICLES : en es
  • ES159012A1 - SYSTEM OF COMPENSATION OF THE VARIABLE IMPENDANCE OF ENTRY IN THE RADIO-FREQUENCY AMPLIFIER PIPES : en es
  • US2312468A - Production of succinic acid : en
  • ES153799A1 - A DEVICE FOR THE CONTINUOUS CONTROL OF THE VISCOSITY OF THE LUBRICANT OF THE EXPLOSION ENGINES AND ESPECIALLY OF THE AVIATION ENGINES : en es
  • ES153873A1 - A PROVISION TO RECEIVE MODULATED HIGH FREQUENCY ENERGY : en es
  • ES154787A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF MOLDING COMPOSITIONS, ARGAMASAS AND SIMILAR COMPRISING RESIN OBTAINED IN THE PROCEDURE OF SULFATE CELLULOSE : en es
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  • ES158109A1 - A REGULATOR OF NUMBER OF REVOLUTIONS, OF INDIRECT EFFECT, FOR VARIABLE STEP HEADS : en es
  • ES158406A1 - A PROCEDURE FOR MANUFACTURING COOLERS IN TERMO : en es
  • ES159070A1 - PROCEDURE TO IMPROVE THE RESISTANCE OF METALS TO CORROSION, BY TREATMENT WITH A PHOSPHATE COATING SOLUTION : en es
  • ES151784A1 - IMPROVEMENTS IN ELECTRIC FLASHLIGHTS WITH FLAT BOX AND COLORED FILTER SLIDING SLIDES : en es
  • ES152146A1 - TEMPERATURE REGULATOR SWITCH : en es
  • ES153158A3 - IMPROVEMENTS IN THE CONSTRUCTION OF DOOR SIGHTS : en es
  • ES154164A1 - MOTOR-POWERED CUTTER DEVICE FOR ENGRAVING, MARKING AND ARTICLES OF LINOLEUM : en es
  • ES158214A1 - A NEW APPARATUS FOR VULCANIZING FOOTWEAR : en es
  • ES158669A1 - AN IMPROVEMENT IN THE RUBBER REMOVERS MILLS : en es
  • ES151834A1 - DIRECTION SYSTEM APPLICABLE TO BIKES AND MOTORCYCLES : en es
  • ES151975A1 - PROCEDURE FOR THE EXTRACTION OF SALTS FROM ETHYL-REPLACED ETHYLAMINE DERIVATIVES : en es
  • ES152808A3 - PROCEDURE FOR PURIFYING WOOD GAS : en es
  • ES154514A1 - PROCEDURE FOR THE MAGNETIC ACOUSTIC RECORD : en es
  • ES154737A1 - PROCEDURE FOR MANUFACTURING AND ENRICHMENT IN ENERGIES OF AGGLOMERATED VEGETABLE CARBON, INTENDED TO FEED GASOGENOS LSO OF AUTOMOBILES : en es
  • ES154816A1 - GAS COUNTER WITH 4 METER CAMERAS AND DOUBLE VALVES : en es
  • ES157137A1 - A PROCEDURE FOR OBTAINING A NEW SYNTHETIC FERTILIZER : en es
  • ES158847A1 - HYDRAULICALLY GOVERNED VARIABLE CRANKSHAFT DEVICE : en es
  • ES159164A1 - A GRADUAL PERFORATOR FOR ROTARY PERFORATIONS : en es
  • DE732614C - Process for the simultaneous development of several colors in enamels and glazes : de en
  • ES151582A1 - BRAKE DEVICE WITH VARIABLE TRANSMISSION RELATIONSHIP IN THE BRAKE TIMONRY : en es
  • ES152712A1 - A PROCEDURE TO MANUFACTURE CINC GLASSES FOR GALVANIC ELEMENTS BY THE COLD INJECTION PROCEDURE, STARTING FROM CAST IRONING : en es
  • ES153225A1 - PROCEDURE FOR THE OBTAINING OF ESTER CONCENTRATES OF VITAMIN E : en es
  • ES153827A1 - A PROCEDURE AND DIPOSITIVE FOR THE MANUFACTURE OF PLUGS FOR NATURAL CAVITIES : en es
  • ES157693A1 - A DEVICE THAT CARRIES A MILK THREAD SYSTEM SUCCESSFUL TO BE TUNED BY A BRIDGE IN SHORT CIRCUIT : en es
  • ES157861A3 - A FILTRATION SYSTEM FOR LIQUIDS : en es
  • ES159693A1 - A REGENERATING APPARATUS OF MINERAL OILS FOR THE INDUSTRY : en es
  • US2312759A - Nonrefillable bottle closure : en
  • ES152171A3 - ELECTRIC WINDSHIELD WIPER FOR AUTOMOBILES : en es
  • ES152683A1 - A PROVISION TO TRANSMIT THE CALL IN THE CARRIER FREQUENCY SYSTEMS : en es
  • ES153743A1 - A PROCEDURE FOR THE PREVIOUS TREATMENT OF WOOD OR SIMILAR TO BE DISGREGATED WITH ALKALINE AGENTS : en es
  • ES153872A1 - A VISUAL INDICATION PROCEDURE FOR ARRANGEMENT PROCEDURES BY THE GONIOMETRIC METHOD : en es
  • ES155295A1 - IMPROVEMENTS IN THE ELABORATION OF CHEESES : en es
  • ES157301A2 - IMPROVEMENTS IN TREATMENTS FOR GASOGENES : en es
  • ES157589A1 - AN AUTOMATIC CURRENT SWITCH APPARATUS SYSTEM, APPLICABLE TO VEHICLES AND ELECTRICAL APPLIANCES : en es
  • ES157681A1 - MANUFACTURING PROCEDURE WITH CONTINUOUS VULCANIZATION OF ELECTRICAL CONDUCTORS ISOLATED WITH RUBBER : en es
  • ES157684A1 - PROCEDURE FOR WATERPROOFING CERAMIC OBJECTS, OF ANY WAY AND TYPE : en es
  • ES151867A1 - PROCEDURE FOR STRONGLY FIXING ALL KINDS OF PAINTS AND VARNISHES, ENAMELS AND ANALOGS, ON CEMENT, CAL, AND OTHER PEDRO PRODUCTS, OR VICEVERSA, EMPLOYEES IN CONSTRUCTION : en es
  • ES152201A1 - NEW VALVE ELECTRIC CIRCUITS : en es
  • ES152733A1 - FIRE ARMS DEVICE : en es
  • ES154129A1 - PROCEDURE FOR THE OBTAINING OF CARBOXYLIC ACIDS OF THE N-HETEROCICLIC SERIES : en es
  • ES154131A1 - PROCEDURE TO SYNCHRONIZE, TIMELY, THE SCENOGRAPHIC MOMENTS WITH THE WORDS OF THE TEXT OF THE WORKS THAT CORRESPOND THEM, DURING THE REPRESENTATION OR PROJECTION OF THE SAME : en es
  • ES155431A1 - PROCEDURE FOR THE ELABORATION OF OVOIDS OF CARBON : en es
  • ES155513A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157329A1 - SYNCHRONIZER PROCEDURE FOR TELEGRAPHS, IN WHICH THE SAME TELEGRAPHIC SIGNALS REALIZE THE REGULATION : en es
  • ES159604A1 - PATENT OF INVENTION TO INCREASE THE PERFORMANCE OF THE EXPLOSION ENGINES FUELED BY GASOGENS : en es
  • GB551568A - Improvements in gas burners for furnaces and the like : en
  • GB551636A - Treatment of carbonised steel alloy surfaces to remove carbonaceous material therefrom : en
  • AU570642A - Improvements in and relating to electric discharge lamps : en
  • US2312837A - Pump : en
  • US2312685A - Terpene derivative : en
  • ES152288A1 - NEW AUTOMATIC FURNACE FOR THE DIRECT PRODUCTION OF SULPHATE OF SOSA ANHYDRO AND HYDROCHLORIC ACID IN A SINGLE PHASE OF MANUFACTURE : en es
  • ES154877A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155693A3 - PAPER AND CARDBOARD BRONZING MACHINE WITH PURPURINE, BASED ON BURNISHERS AND PURPURINE CLEANING TAPES AND BASED ON ASPIRATION : en es
  • ES157172A1 - PROCEDURE FOR THE MANUFACTURE OF AGGLOMERATED OR COMPRESSED : en es
  • ES158486A1 - MECHANICAL PROCEDURE OF HIGH VOICE REPRODUCTION OF RECORDED SOUND : en es
  • ES158625A1 - A PROCEDURE FOR OBTAINING HIGH QUALITY ELECTRIC INSULATING BUTANDIENE POLYMERS : en es
  • ES152130A1 - A HYDRAULIC TRANSMISSION APPARATUS FOR AUTOMOTIVE VEHICLES : en es
  • ES152599A1 - A DUPLICATOR THAT PRINTES ON THE ANVERSE AND THE REVERSE ONE SINGLE PASS : en es
  • ES153521A1 - A BOX CHARGER : en es
  • ES154914A3 - PROCEDURE FOR DYING SKINS IN CRIMEA GRAY COLOR : en es
  • ES157192A1 - IMPROVEMENTS IN THE ASTORTIUM DE CARDAS : en es
  • ES158588A1 - IMPROVEMENTS IN THE CLASSIFICATION AND CLAMPING MACHINES OF THE HERRETES DE LOS CIERRES DE CREMALLERA : en es
  • ES158695A1 - SYSTEM OF REGRACTARY NOZZLE BY LEAD AND STEAM OF WATER WITH SYSTEM TO REGULARIZE THE ENTRY OF AIR AND OXYGEN FOR THE ASPIRATION OF THE ENGINE : en es
  • ES158698A2 - AN AUTOMATIC MULTI-POLE SWITCH : en es
  • ES158832A1 - EQUAL CAPACITY CONSTITUTED WITH A EQUALIZING CONDENSER : en es
  • ES159445A1 - A PROCEDURE FOR THE OBTAINING OF ACTIVE SUBSTANCES FROM THE FLOWERS OF MONTANA ARRICA : en es
  • ES152926A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ADOQUINES OR TILES FOR PAVEMENTS : en es
  • ES152967A1 - AN OIL FILTER : en es
  • ES153096A1 - A DEVICE FOR THE OBTAINING OF GRANULES OR ANALOGUE PARTICLES, STARTING FROM PULVERULENT MATERIALS : en es
  • ES153321A1 - IMPROVEMENTS IN THE CONSTRUCTION OF SEATS WITH DISPLACABLE BACKREST : en es
  • ES154269A1 - MECHANISM TO TRACE PARALLELS EQUISTISTANT OR NOT AT WILL, AND REPRESENT, BY MEANS OF STRIPS, THE SHADOWS OF LSO CYLINDRICAL BODIES : en es
  • ES157845A1 - A DEVICE FOR THE UNION OF THE DRILL TO THE BAR OF THE PERFORATOR : en es
  • ES158162A1 - A DEVICE FOR THE INTRODUCTION OF COMPRESSED STARTING OR LAUNCHING AIR IN THE CYLINDERS OF INTERNAL COMBUSTION ENGINES : en es
  • ES159084A1 - PROCEDURE FOR DEGASIFICATION OF ALUMINUM ALLOYS : en es
  • FR879644A - Improvements relating to electromagnetic devices : en fr
  • ES150558A3 - A PROCEDURE FOR OBTAINING CASEIN BASED ON VEGETABLE SEEDS : en es
  • ES151755A3 - A PROCEDURE FOR APPLYING STAMPED RUBBER SOLES TO FOOTWEAR : en es
  • ES152327A1 - AN APPARATUS FOR MONTAZING POTATOES : en es
  • ES152414A1 - MACHINE TO MANUFACTURE CLAMPS : en es
  • ES152957A1 - A PROCEDURE FOR THE DISCOLORATION OF THE CEMENT CLINKER : en es
  • ES153393A1 - AN ELECTRICAL DISPOSAL OF FILTERS TO APPLY ESPECIALLY IN THE TELEPHONE TRANSMISSION THROUGH FREQUENCY CARRIERS BY MEANS OF TELEPHONE NETWORKS (RADICALABLES) : en es
  • ES153786A1 - AN ELECTRONIC VALVE : en es
  • ES157108A1 - PROCEDURE FOR THE OBTAINING OF LUMINESCENT COLORS CONTAINING CINC SULFIDE : en es
  • ES158290A3 - AN AUTOMATIC GREASING DEVICE, WORKING BY SUCTION : en es
  • ES159390A1 - METAL PACKING FOR PISTON AND SIMILAR RODS : en es
  • GB551655A - Improvements relating to apparatus for producing an aerosol of a liquid and discharging the aerosol into the atmosphere : en
  • ES149589A1 - RETENTION VALVE : en es
  • ES151914A1 - IMPROVEMENTS IN THE MANUFACTURE OF FLASH LAMPS : en es
  • ES152540A1 - A PROCEDURE FOR THE MANUFACTURE OF COMPOSITE LEATHER TO BE USED FOR THE MANUFACTURE OR REPAIR OF FOOTWEAR OR SKIN ARTICLES IN GENERAL : en es
  • ES153174A1 - PROCEDURE FOR THE AROMATIZATION OF ESTERINAL COMBINATIONS : en es
  • ES157391A1 - A FOLDING COOKING APPARATUS FOR HEATING WITH SOLID FUEL TABLETS OR FOR LIQUID COMBUSTIBLE : en es
  • ES157885A1 - DRYING AND CONTINUOUS DISTILLATION OVEN FOR MINERAL CARBON, WOODEN VEGETABLE PRODUCTS AND ESPECIALLY ORUJO, WITH HEATING IN DIRECT CONTACT WITH THE MATTER TO DISTILL : en es
  • ES158974A1 - PROCEDURE FOR THE OBTAINING OF CONCENTRATED PRODUCTS, VERY VISCOUS LIQUIDS OF CARBAMIDE THERAPEUAL HALIDE AND CARBAMIDE : en es
  • ES153167A1 - A DOUBLE WIRE RETORCEROR SPINDLE : en es
  • ES153408A1 - IMPROVEMENTS IN THE MANUFACTURE OF PLATES AND BALDOSINES, WITH OR WITHOUT DORSAL SUPPORT : en es
  • ES154259A1 - IMPROVEMENTS IN THE SIGNALING ELEMENTS : en es
  • ES157834A1 - A SOLERA FOOD OF REGENERATIVE FOOD, ESPECIALLY A SIEMENS-MARTIN OVEN : en es
  • ES158274A1 - AN INSTALLATION OF PILONS, WITH THEIR ACCESSORIES, FOR THE AUTOMATIC TREATMENT OF OLIVES DURING COLLECTION : en es
  • ES159716A1 - TILTING SEGMENT FOR RING AND SUPPORT BEARINGS : en es
  • US2312385A - Telephone system : en
  • US2312926A - Instrument mounting : en
  • ES152864A1 - IMPROVEMENTS IN THE CARBURING PROCEDURE BY ALAMBIQUE FOR EXPLOSION ENGINES : en es
  • ES153581A2 - IMPROVEMENTS MADE IN THE PURPOSE OF THE MAIN PATENT : en es
  • ES153848A1 - PROTECTOR OR DISTRIBUTOR OF CONSTANT SPENDING DART AND PERFECT REGULATION : en es
  • ES154979A1 - PROCEDURE FOR OBTAINING ACIDP ASCORBINIC : en es
  • FR879702A - Current switch, and more especially high voltage switch : en fr
  • DE729123C - Typewriter : de en
  • ES152150A1 - A PROCEDURE FOR THE MANUFACTURE OF PARAFFIN BY MEANS OF SYNTHESIS OF MIXTURES OF CARBON MONOXIDE AND HYDROGEN : en es
  • ES152379A1 - PROCEDURE FOR MANUFACTURE OF BRUSHES : en es
  • ES152892A3 - A FILTER PAPER MANUFACTURING PROCEDURE FOR GRAVIMETRIC ANALYSIS : en es
  • ES153920A1 - GEARBOX WITH CLUTCH TEETH : en es
  • GB551633A - Improvements in and relating to the production of materials containing colloid layers : en
  • ES151999A1 - IMPROVEMENTS IN THE GASÓGENOS : en es
  • ES152976A1 - MACHINE TO NUMBER DRILLS : en es
  • ES153965A1 - A DEVICE THAT ALLOWS TO USE DISCS OF SCALES MANUFACTURED IN SERIES FOR CONTRASTED APPLIANCES IN THE FREQUENCY : en es
  • ES155610A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF STOCKINGS : en es
  • ES155658A1 - PROCEDURE FOR THE OPERATION OF EXPLOSION ENGINES COMPRESSORS OF MIXING WITH LIQUID FUELS OF RESISTANCE TO INITIALLY MINIMUM COMPRESSION : en es
  • ES157361A1 - A NEW TYPE OF FUEL INJECTOR : en es
  • ES159248A1 - A WHIRLPOOL : en es
  • ES159529A1 - A MACHINE TO MANUFACTURE CEMENT TUBES BY CENTRIFUGATION : en es
  • FR879633A - Improved assembly device or seal : en fr
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  • ES151745A1 - SELECTOR SWITCH, ADAPTABLE ESPECIALLY TO THE LUMINOUS LANGUAGES : en es
  • ES152344A3 - SYMMETRIC BRAKE FOR BICYCLES : en es
  • ES154628A1 - VALVE APRA THE WATER EXTRACTION : en es
  • ES158764A1 - IMPROVEMENTS IN THE MANUFACTURE OF PORTAPLUMAS ESTILOGRÁFICO CON ÉMBOLO A ROSCA : en es
  • ES159593A1 - A GASOGEN : en es
  • FR879713A - Anticorrosive : en fr
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  • ES151873A3 - A SET OF WHEELS, ESPECIALLY FOR RAIL VEHICLES : en es
  • ES151922A2 - METHOD FOR THE STERILIZATION OF MINERAL OR ORGANIC LIQUIDS BY MEANS OF ABSORPTION COMPOUNDS FORMED BY A METALLIC COLLOID AND BACTERICIDE ABSORBED BY A MORE OR LESS DISGREGATED SOLID MATTER AND OF VARIOUS DEGREE OF SOLUBILITY : en es
  • ES152065A1 - IMPROVEMENTS IN MAGNESIUM LAMPS : en es
  • ES152979A3 - PROCEDURE FOR THE MANUFACTURE OF INDIVIDUAL PHONOGRAPHIC DISCS : en es
  • ES154425A1 - IMPROVEMENTS IN THE NOZZLES OF THE GASOGEN : en es
  • ES155297A1 - IMPROVEMENTS IN THE GENERATING DEPOSITS FOR GASOGENS LINKED TO EXPLOSION ENGINES USING THE ACETYLENE GAS : en es
  • ES159072A1 - INSTALLATION FOR CONTINUOUS AND AUTOMATIC MANUFACTURE OF STEEL OR STEEL TUBE WITH WELDING : en es
  • DE732594C - Support body for aircraft wings or tail surfaces : de en
  • ES151465A1 - DEVICE SET THAT ALLOWS A RATIONAL TRANSMISSION OF THE POWER, ESPECIALLY IN THE AUTOMOTIVE CARRIAGES : en es
  • ES153115A1 - REMOTE CONTROL MECHANISM : en es
  • ES153151A1 - IMPROVEMENTS IN THE CONDITIONING OF THE WATER TANK TO BE HEATED IN THE THERMOSYPHONES APPLIED IN THE KITCHENS CALLED ECONOMIC : en es
  • ES155657A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF LOCKS : en es
  • ES157075A3 - TWO-STROKE COMBUSTION ENGINE THAT WORKS BY THE DIESEL SYSTEM : en es
  • ES157616A3 - IMPROVEMENTS IN THE MANUFACTURE OF GAS GENERATOR HOUSEHOLD GRILLS : en es
  • ES159199A3 - AN INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF LISTED FABRICS, IN ONE OR SEVERAL COLORS AND WITH COMPLICATED SAMPLES, WITH PREPARATION OF WARP SUSPENDERS BY MEANS OF THE STOPPING MACHINE, AS IF IT WERE OBTAINING COMPANIES : en es
  • SE106693C1 - : en
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  • ES158298A1 - IMPROVEMENT IN THE PRODUCTION OF SAQUITOS, ENVELOPES OR EXOTHERMAL CONTAINERS TO WRAP THE HAIR : en es
  • US2312661A - Supercharger for model motors : en
  • US2312915A - Protective circuit : en
  • ES151508A3 - A NEW PROCEDURE TO OBTAIN PYROLEÑOSO ACID, RETORT CHARCOAL, TAR AND OTHER PRODUCTS : en es
  • ES153311A1 - LOW FREQUENCY INDUCTION OVEN FOR MELTING IRON ALLOYS, ESPECIALLY GRAY FOUNDRY AND STEEL CAST : en es
  • ES154901A3 - PROCEDURE FOR DYING SKINS WITH HAIR, LAMB, RABBIT, FOX AND ANALOGUE FOR FUR FUR AND ANY OTHER APPLICATIONS : en es
  • ES155065A1 - MECHANICAL SAW OF ELECTROMAGNETIC OPERATION : en es
  • ES158220A1 - PROCEDURE FOR THE MANUFACTURE OF TEXTILE FABRICS WITH PRINTED DRAWINGS : en es
  • FR879637A - Improvements to reciprocating pumps : en fr
  • ES150521A1 - IMPROVEMENTS IN THE BEST ALUMINUM ADDITIONS : en es
  • ES151414A1 - PROCEDURE FOR THE PREPARATION OF SUBSTITUTED ALCOHYL DERIVATIVES OF HYDROQUININE AND NAPHTHOHYDROQUINONE : en es
  • ES151692A3 - A NEW SYSTEM OF METALLIC POSTS : en es
  • ES151797A1 - IMPROVEMENTS IN THE COPYING DEVICES FOR CINEMATOGRAPHIC FILMS : en es
  • ES152207A3 - PROCEDURE FOR THE MANUFACTURE OF REFRACTORY MATERIAL PILLS OR BURNERS FOR GAS BURNERS : en es
  • ES152704A1 - QUITANIEVES APPLIANCE : en es
  • ES154771A1 - FRONT SHOCK ABSORBER MECHANISM FOR BICYCLES OF ALL TYPES : en es
  • ES158948A1 - A GASOGEN SYSTEM INTENDED FOR MOTOR POWER SUPPLY : en es
  • CA410801A - Fracture fixation means : en fr
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  • ES154085A1 - IMPROVEMENTS IN THE FIXING OF ROOFED FIRBOCEMENT PLATES FOR COVERINGS : en es
  • ES154876A1 - IMPROVEMENTS IMPROVED IN THE VEHICLE ELASTIC BEARING BANDS : en es
  • ES159485A3 - IMPROVEMENTS IN THE MANUFACTURE OF ESSENCERS : en es
  • US2312873A - Thermometer case : en
  • US2312585A - Artificial baif casting lure : en
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  • ES152230A1 - A SUPERHETERODINO RECEIVER ASSEMBLY : en es
  • ES152310A1 - IMPROVEMENTS IN THE MANUFACTURING OF TIPS : en es
  • ES152415A1 - PROCEDURE FOR TRANSFORMING THE CHAINS FOR TRANSMISSIONS IN ENDLESS, ARTICULATED SAWS : en es
  • ES153111A1 - MANUFACTURING PROCEDURE FOR A NEW CONSTRUCTION MATERIAL : en es
  • ES154959A1 - BRAKE CONTROL, BY MEANS OF CUTS, IN THE MANTILARES OF THE BICYCLES : en es
  • ES157247A1 - A PIPE OF ELECTRICAL SHOCK THAT ALLOWS TO AMPLIFY OR BEGIN ELECTRIC OSCILLATIONS OF VERY HIGH FREQUENCY : en es
  • ES158829A1 - A POLISHING SYSTEM : en es
  • ES159486A1 - SYSTEM FOR THE ATTACHING OF STRAW PACAS THROUGH TAPED SHEETS, TAKING ADVANTAGE OF ITS WASTE : en es
  • ES159631A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF NOZZLES FOR GASÓGENOS : en es
  • CA410804A - Pneumatic lubricating device : en fr
  • ES153807A1 - A PROCEDURE FOR THE MANUFACTURE OF HOLLOW AND RELIABLE BRICKS : en es
  • ES153828A3 - A NEW SYSTEM OF SHACKLES FOR CONDUCTING PRISONERS : en es
  • ES155169A1 - AIR AND GAS DOSING APPARATUS : en es
  • ES155641A1 - IMPROVEMENTS IN THE INSTALLATIONS FOR THE EXTRACTION OF METALS BY WATER : en es
  • ES157098A3 - MECHANICAL DEVICE FOR HOUSEHOLD FEEDING : en es
  • ES159024A1 - PROCEDURE FOR STELING ORGANIC MATERIAL, ESPECIALLY SUTURA SURGICAL MATERIAKL : en es
  • FR879646A - Improvements to tools to remove the sheath of electric cables : en fr
  • US2312748A - Volume control circuit : en
  • US2313034A - Rail joint : en
  • US2312464A - Stabilizer system for regulators : en
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  • ES152178A1 - A NEW CONSTRUCTION SYSTEM : en es
  • ES159215A1 - NEW SUSTAINABILITY SYSTEM APPLICABLE TO TWO-WHEEL VEHICLES : en es
  • US2312374A - High frequency system : en
  • US2312840A - Electrical measuring apparatus : en
  • ES151894A1 - A NEW PROCEDURE FOR THE METALIZATION OF MOTOR BEARINGS AND ANALOGS, BOTH OF RODS AND CRANKSHAFT SUPPORT POINTS : en es
  • ES153469A1 - A PROCEDURE FOR MANUFACTURING A SUBSTITUTE FOR SOAP BASED ON ALUMINUM OR SODIUM CINCATO : en es
  • ES153858A1 - A PROCEDURE TO OBTAIN AN APPLICABLE PRODUCT IN SOLUTION AS A SUBSTITUTE FOR BLOOD : en es
  • ES154317A1 - PROCEDURE FOR THE PREPARATION OF SULFAMIDE-THIAZOLIC DERIVATIVES : en es
  • ES157160A1 - AN APPARATUS FOR CONTINUOUS HOMOGENIZATION OF GRANULOSE OR PULVURULENT MATERIALS : en es
  • ES157244A2 - IMPROVEMENTS RELATED TO THE MAIN PATENT : en es
  • DE732377C - Arrangement of a carburetor and an air filter in a protective container for internal combustion engines : de en
  • ES151434A1 - AN INDICATOR OF PRESSURE IN WHICH THE DISPLACEMENTS OF THE DIAPHRAGM ARE CONVERTED IN AN ELECTRICAL EFFECT : en es
  • ES153336A1 - A PROCEDURE FOR THE LAYING OF AERIAL LINES AND COMPOUND CABLES : en es
  • ES153897A2 - REDUCED SIZE CIRCUIT BREAKER OR FUSE PLUG WITH THREADED CONTACT : en es
  • ES157487A1 - COUNTERTOP FOR TORNOS SCREWS : en es
  • ES159067A1 - A PROCEDURE TO MANUFACTURE ELASTIC WHEELS WHICH ARE SUITABLE FOR LIGHT VEHICLE WHEELS, SUCH AS STROLLERS FOR CHILDREN AND TRICICHLES, ALSO APPLICABLE TO BICYCLE RIDING, SMALL TRANSPORTATION AND CAR VEHICLES : en es
  • ES159635A1 - IMPROVEMENTS IN THE MANUFACTURE OF GAS FILTERS : en es
  • US2312315A - Differential stage lift flow device : en
  • ES152361A1 - AN ELECTRIC OVEN : en es
  • ES154513A1 - AMPLIFIER GROUP WITH ONE OR VARIOUS ELECTRONIC DISCHARGE PIPES, REFRIGERATED BY WATER CIRCULATION WITH FINAL TUNER CONDENSER, FOR RADIOTRANSMITTER APPARATUS : en es
  • ES152192A1 - PROCEDURE FOR THE OBTAINING OF 2-METHYL-2, 3-DIHALOGEN-TETRAHYDROFURANS AND COMBINATIONS THEREOF FOR THE PREPARATION OF VITAMIN B1 AND OTHER COMBINATIONS OF ANALOGUE STRUCTURE : en es
  • ES152894A2 - MODIFICATIONS INTRODUCED TO AN ELECTRICAL SAFETY PROVISION TO AVOID ACCIDENTS ON TRAINS IN RUN : en es
  • ES153035A1 - A DYNAMOELECTRIC MACHINE : en es
  • ES155636A1 - PROCEDURE TO DRY LIQUIDS BY SPRAYING : en es
  • ES156898A3 - A PROCEDURE FOR BLUE BLUE BLADE OF RAZORS : en es
  • ES158713A1 - RADIOTRANSMITTER AND RECEIVER DEVICE WITH TRANSMISSION CONTROL : en es
  • ES151848A3 - IMPROVEMENTS IN THE CONSTRUCTION OF GARLANDS : en es
  • ES152507A1 - A NEW SYSTEM OF FLOORS, COVERS AND CELLULAR BEAMS OF REINFORCED CONCRETE : en es
  • ES153236A1 - PROCEDURE FOR THE OBTAINING OF 1-ACILAMINO-ARILO-5-PIRAZOLONAS : en es
  • ES154179A1 - AUTOMATIC CLOSING HINGE : en es
  • ES154592A1 - PROCEDURE FOR OBTAINING A SYNTHETIC FERTILIZER : en es
  • FR879722A - Heat generation process : en fr
  • US2312652A - Cable joint and process : en
  • US2312728A - Compressor control system : en
  • ES154032A1 - CONDENSED WATER DERIVATIVE WITH DEVICE TO USE THE HEAT OF THE SAME : en es
  • ES154724A1 - MACHINE TO TRANSFORM OBJECTS OF GLASS TUBES : en es
  • ES156900A1 - A FLANGE FOR PIPES : en es
  • ES157580A1 - DEVICE FOR THE OBTAINING OF PLANIGRAPHIES, APPLICABLE TO THE X-RAY APPLIANCES : en es
  • ES158123A1 - MACHINE FOR MECHANICAL PRODUCTION IN LARGE SCALE OF ALMONDRADOS OR SIMILAR : en es
  • ES158586A2 - A FISHERMAN TO LAUNCH LIFE BOATS THAT IS INVERTED BY THE ACTION OF GRAVITY : en es
  • ES151139A1 - PROCESS OF MANUFACTURE OF POWDERS FOR PRINTING BASED ON UREA-FORMALDEHYDE RESIN : en es
  • ES154649A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF PASTA FOR SOUP, SEMOLAS, PUREES AND THEIR ANALOGS, AND BAKERY AND PASTELERY ARTICLES : en es
  • ES159132A1 - A MECHANISM OF ACCIONADO OF THE TEMPLES OF THE TELARES : en es
  • GB551552A - Improvement in sound recording and reproducing device : en
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  • ES152409A1 - A GASOGEN TO WOOD : en es
  • ES153921A1 - IMPROVEMENTS IN LIGHT PROJECTORS APPLIANCES : en es
  • ES159665A1 - PROCEDURE FOR THE MANUFACTURE OF HOLLOW HANDLES FOR COVERED BY PRESSURE OR INJECTION FOUNDRY : en es
  • US2312439A - Wood planing machine : en
  • ES154510A1 - GASOGEN APPLIANCE APPLICABLE TO ENGINES IN GENERAL : en es
  • ES157136A1 - A PROCEDURE FOR OBTAINING A NEW SYNTHETIC FERTILIZER : en es
  • ES157425A1 - NEW WOODEN TRUNK APPLIANCE : en es
  • ES157944A1 - A PERFECT PROCEDURE TO HEAT ELECTRICALLY CONDUCTOR MOTORCYCLE BLADES AND BLEACH MIXTURES : en es
  • GB551685A - Improvements in and relating to rotary pumps, hydraulic motors, engines, compressorsand exhausters : en
  • ES153599A3 - A PROCEDURE FOR THE REGENERATION OF USED OILS : en es
  • ES155270A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155316A1 - IMPROVEMENTS IN VASTAGO DRILLS : en es
  • FR879813A - Plastic compositions based on superpolyamides : en fr
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  • ES152260A1 - A FILTER APPARATUS FOR GAS GASES : en es
  • ES152261A1 - NOZZLE OR APPARATUS FOR THE INTRODUCTION OF AIR AND STEAM OF WATER IN THE GASOGENS : en es
  • ES154080A1 - PROCEDURE FOR THE MANUFACTURE OF A DETERGENT PRODUCT, REPLACING THE SOAP, FOR THE CLEANING OF MECHANICS AND WORKERS IN GENERAL : en es
  • ES154300A3 - PROCEDURE FOR MANUFACTURING POCKETS FOR INTERNAL COMBUSTION ENGINES WITH RECTIFIED SLIDING SURFACE TO TEMPLATE : en es
  • ES155033A1 - PROCEDURE FOR THE MANUFACTURE OF SKINS TANNED BASED ON RASING AND IRONING : en es
  • ES155682A1 - PROCEDURE FOR SECURING FABRICS AGAINST DRAFT AND FIXING THE MESHES OF KNITTED FABRICS : en es
  • ES157109A1 - IMPROVEMENTS IN ELECTRICAL ENGINES : en es
  • ES157418A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157635A1 - A PROCEDURE FOR THE ANALYSIS OF MIXTURES OF SUBSTANCES, ESPECIALLY OF GASES, VIA MAGNETIC : en es
  • ES157935A1 - COOLING SYSTEM OF THE INTERIOR OF AN INTERNAL COMBUSTION ENGINE BY MEANS OF A FAN OPERATED BY AN EXHAUST GAS TURBINE, ESPECIALLY FOR AUTOMOTIVES : en es
  • ES158326A1 - IMPROVEMENTS IN CONNECTION TERMINALS : en es
  • ES158524A1 - A PROCEDURE FOR VARNISHING CANNUATION CANS : en es
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  • DE732569C - Process for controllable cooling of glow ovens : de en
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  • ES159694A1 - IMPROVEMENTS INTRODUCED IN MACHINES OF BRUSHING TO THICK, MACHIHEMBRAR AND MAKING MOLDINGS IN THE WOOD INDUSTRY : en es
  • AU116590B2 - Means for distortion of and for maintaining distortion of flat sheets of wood ply orthe like into curved configuration : en
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  • ES154964A3 - PROCEDURE TO MAKE COLD SOAP : en es
  • ES151665A1 - AN ELECTRICAL HEAT ACCUMULATOR : en es
  • ES151758A3 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRIC HORNS FOR AUTOMOBILES AND OTHER SIMILAR APPLICATIONS : en es
  • ES153610A1 - PROCEDURE TO PRODUCE FUELS FOR BURNING AND FUELS FOR ENGINES : en es
  • ES155024A1 - CLOSURE PROCEDURE BASED ON AUTOMATIC SLIDER LOCK : en es
  • ES155330A1 - IMPROVEMENTS IN THE MECHANISMS FOR THE ELASTIC SUSPENSION WITH TELESCOPIC SHOCK ABSORBERS OF THE WHEELS OF BICYCLES, MOTORCYCLES, TRAILERS AND OTHER SIMILAR VEHICLES : en es
  • ES158151A1 - PROCEDURE FOR GRINDING JOINT RECTIFIED SEALS IN METAL CONTAINERS BY PAPER, DELETING THE TIN WELDING OF THE ORDINARY PROCEDURE : en es
  • ES158336A1 - A NEW ELECTRIC POWER SYSTEM TO ACHIEVE GREATER RADIO OF ACTION IN ELECTRIC MOTOR VEHICLES : en es
  • FR879798A - Waterproof garment with ventilation system : en fr
  • GB551607A - Improvements in means for maintaining constant tension in a continuous length of material when electrically driven : en
  • US2312624A - Counterrotating propeller : en
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  • ES152311A1 - PROCEDURE TO PRODUCE OXIDAL PROTECTIVE COATINGS ON IRON AND STEEL : en es
  • ES154126A1 - FREQUENCY DISCRIMINATOR NETWORK : en es
  • ES154900A3 - PROCEDURE FOR OBTAINING CASTOR IMITATION SKINS (MOUTON DOREE) STARTING FROM LAMB AND MERINO RAM : en es
  • ES157913A1 - IMPROVEMENTS IN THE CONSTRUCTION OF STATORS FOR ELECTRIC MACHINES : en es
  • ES157985A1 - ELECTROLYTIC ENGRAVING PROCEDURE : en es
  • ES159030A1 - IMPROVEMENTS IN THE ATUMOVIL VEHICLES, ESPECIALLY IN THE AGRICULTURAL TRACTORS OF ORUGA : en es
  • ES159691A1 - IMPROVEMENTS IN DEVICES FOR THE MANUFACTURE OF TISSUES WITH TABLE LIGHTS : en es
  • US2312927A - Coating of paper : en
  • US2312920A - Anode cooling jacket : en
  • DE732351C - Process for roasting poor or easily melting iron ores : de en
  • US2312455A - Intermitting system for flowing wells : en
  • US2312642A - Seismic exploration method : en
  • US2312572A - Process of preparing and treating catalysts : en
  • US2312672A - Switching device : en
  • AU116603B2 - Improvements in or relating to electrical power supply arrangements : en
  • USD135162S - Design fob a service pin : en
  • CA410800A - Combined brush and comb : en fr
  • ES152458A3 - A PROCEDURE FOR THE PLAYBACK OF SOUND TAPES MANUFACTURED BY THE SYNCHRONIZATION PROCEDURE AND THE DEVICE FOR ITS REALIZATION : en es
  • ES152973A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153308A1 - IMPROVEMENTS IN GYROSCOPES : en es
  • ES155479A3 - MACHINE TO OPEN TIRE COVERS : en es
  • ES158009A1 - A DEVICE TO LIFT THE AXLES OF THE AUTOMOBILE VEHICLES FOR AN END OR FOR BOTH AT THE SAME TIME : en es
  • ES158603A1 - AN AUTOMATIC SWITCH FOR VARIOUS POLES : en es
  • ES159479A1 - PROCEDURE TO REPRODUCE THE CONSTITUENT ELEMENTS OF OILS : en es
  • DK60645C - Method of Making Power Yarn from Synthetic Linear Polyamides. : da en
  • ES150142A1 - A METHOD OF PREPARING FENOLTALEIN COMPOUNDS : en es
  • ES151726A1 - A FOUR-TIME MOTOR WITHOUT VALVES : en es
  • ES151832A1 - PROCEDURE AND CLUTCH DEVICE FOR GEAR SPEED CHANGES : en es
  • ES151958A1 - PROCEDURE FOR THE OBTAINING OF A COLLOIDAL EMULSION OF ESTERS OF INORGANIC OR ORGANIC ACIDS WITH FATTY BODIES, IN THE PRESENCE OF ALCOHOLS AND HYDROCARBONS : en es
  • ES153940A1 - IMPROVEMENTS IN LAMP CAPS : en es
  • ES153979A1 - AN AUTOMATIC PLUG FOR THE CLOSURE OF TUBES : en es
  • ES154667A1 - MICROPHONE SYSTEM : en es
  • ES157558A2 - IMPROVEMENTS IN THE MACHINES FOR SHARPENING SAWS : en es
  • ES158052A1 - A MODULATING CONNECTION OF THE FREQUENCY FOR A CONSTANT VALUE OF THIS : en es
  • ES159320A1 - A GAS WASHING MACHINE : en es
  • FR879826A - Improvements in methods and devices for the automatic supply of energy to boats and to all bodies floating or submerged in water, in particular for their propulsion : en fr
  • US2313016A - Process for the production of alkamine esters : en
  • ES151478A1 - MANUFACTURING PROCEDURE OF FOOTWEAR WITH ARTICULATED FLOOR OF WOOD OR OTHER RIGID MATERIAL : en es
  • ES154318A3 - PROCEDURE FOR THE MANUFACTURE OF FILMS TO GOLD, FOR THE GRAPHIC ARTS, LABELS, TEMPLATES FOR FOOTWEAR, CASE AND BINDING : en es
  • ES154486A3 - PROCEDURE AND APPARATUS FOR THE CONTINUOUS OBTAINING OF PROFILES WITH PLASTIC MATERIALS, IN THE CAST OR PASTURE STATE : en es
  • ES158438A1 - IMPROVEMENTS IN ANNULAR SPRINGS : en es
  • US2312895A - Self-reinforcing paper container : en
  • USD135150S - Portable sound amplification unit : en
  • USRE22282E - Method of bonding powdered : en
  • DE732535C - Process for the production of neutral gray plates for photomechanical multicolor prints by electro-optical scanning of a multicolor original : de en
  • ES151052A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF BODYWORKS, ESPECIALLY CLOSED, FOR AUTOMOBILES : en es
  • ES153618A1 - IMPROVEMENTS IN THE MANUFACTURE OF ELECTROLYTES FOR ELECTROLYTIC CONDENSERS : en es
  • ES154522A1 - IMPROVEMENTS INTRODUCED IN ABSORPTION DEVICES OF CLOSED CYCLE OR ABSORPTION REFRIGERATING MACHINES : en es
  • ES155036A1 - PROCEDURE TO MAINTAIN THE PRESSURE IN OIL RESERVOIRS : en es
  • ES159752A1 - A NEW GASÓGENO : en es
  • ES152841A1 - A CIRCUIT SWITCH : en es
  • ES153257A1 - DISPOSAL WITH BRAUN PIPE : en es
  • ES154850A3 - GASOLINE ECONOMIZING AND CARBURATION IMPROVING APPARATUS IN EXPLOSION ENGINES, BY SIMULTANEOUS ADDING OF OIL VAPORS AND MOIST AIR : en es
  • ES157055A3 - INSTALLATION FOR THE MANUFACTURE OF SHEET GLASS : en es
  • ES157779A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF STYLOGRAPHIC FEATHERS : en es
  • ES157963A1 - DISPOSAL OF FIXED ROLLERS FOR EXTENSORS : en es
  • ES158731A1 - PROCEDURE FOR OBTAINING SULFUR OR SULFURIC ACID, STARTING FROM CALCIUM SULFATE : en es
  • US2312308A - Motion picture projection machine : en
  • USD135180S - Samuel zahfl : en
  • US2313030A - Firearm and ammunition therefor : en
  • US2312469A - Sized synthetic linear polyamide yarn : en
  • ES151872A1 - A NEW OPENING PROCEDURE FOR CONSERVA CANS OR OTHER CONTAINERS : en es
  • ES157802A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TUBULAR JOINTS FOR THE COUPLING OF STEAM PIPES IN HEATING IN THE RAILWAYS : en es
  • ES158545A1 - CONNECTION OF CONDUCTORS WITH OIL : en es
  • ES158683A1 - PROCEDURE FOR THE PROTECTION AGAINST THE CORROSION OF CANNAS CANNAS AND ANALOGUE PALASTRE CONTAINERS : en es
  • FR879776A - Discharge tube with mosaic electrode : en fr
  • ES152142A1 - DEVICE FOR ELIMINATING THE MATERIALS THAT ARE DEPOSITED ON THE ROPE MACHINE ALPS, ESPECIALLY OF CENTRIFUGAL PUMPS AND HYDRAULIC TURBINES : en es
  • ES155140A1 - APPARATUS AND APPLICATION, TO REPAIR STOCKINGS, ON ANY SEWING MACHINE : en es
  • ES157455A3 - AN APPARATUS FOR PRESSURE GREASING : en es
  • ES152978A1 - PROCEDURE FOR THE ASSEMBLY OF TUBES, BY FORMATION OF A CYLINDER HEAD, WHEN THE INTERVAL BETWEEN THE TUBES IS LARGE IN RELATION TO ITS DIAMETER : en es
  • ES153076A1 - IMPROVEMENTS IN OR RELATED TO ELECTRICAL SWITCHES, SUCH AS THOSE USED IN AUTOMATIC TELEPHONE SYSTEMS : en es
  • ES153912A1 - IMPROVEMENTS IN TELEGRAPH BY ALTERNATE CURRENT WITH DUPLICATION OF FREQUENCY : en es
  • ES157371A1 - A SMALL AUTOMATIC SWITCH : en es
  • ES157379A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157545A3 - IMPROVEMENTS IN THE SO-CALLED "INTERIOR" MECHANISMS OF THE AIR CHAMBER VALVES : en es
  • ES159617A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TELEPHONE APPLIANCES IN HIGH VOICE, CALLED INTERCOMMUNICATORS : en es
  • FR879693A - Process for obtaining nickel from oxygenated iron ores : en fr
  • ES151331A1 - A PROCEDURE FOR OBTAINING ELABORABLE MATERIALS IN A PLASTIC OR HARDENED CONDITION, USING AS A BASE SUB-PRODUCED CORNER OF LIVESTOCK : en es
  • ES151723A1 - A SWITCH FOR TWO-AND FOUR-TIME EXPLOSION ENGINES : en es
  • ES153517A1 - A ROTATING HEIGHT FOR FIREARMS : en es
  • ES158206A1 - AN ELECTRICAL APPLIANCE MILLER ADAPTABLE TO THE LATHES : en es
  • ES158303A1 - ELASTIC SUSPENSION FOR BIKES : en es
  • ES158383A1 - APPARATUS TO SUSPEND, FIX AND MOVE ALL KINDS OF OBJECTS, PARTICULARLY MAPS, GRAPHICS, DESIGNS, SAMPLES AND OTHERS : en es
  • ES158574A1 - IMPROVEMENTS IN GAS GENERATORS FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES : en es
  • ES158795A1 - IMPROVEMENTS IN ELECTRICAL MEASUREMENT EQUIPMENT : en es
  • ES159023A1 - PROCEDURE FOR THE ELECTRO-THERMAL OBTAINING OF COLLATILE METALS AT THE TEMPERATURE OF REDUCING THEIR OXIDES WITH CARBON : en es
  • ES151843A1 - A PERFECTED SWITCH : en es
  • ES151858A1 - IMPROVEMENTS IN THE INSTALLATIONS OF GASOGENS TO OPERATE AUTOMOBILE VEHICLES : en es
  • ES151985A1 - PROCEDURE AND APPARATUS FOR THE PROTECTION OF COMPRESSORS IN EVAPORATION FACILITIES THROUGH THERMOCOMPRESSION : en es
  • ES152205A3 - IMPROVEMENTS IN THE MOLDS INTENDED FOR THE MANUFACTURE OF SINGLE-PIECE RUBBER FOOTWEAR : en es
  • ES153215A1 - A SIDE SYSTEM FOR THE AUTOMOTIVE BOX : en es
  • ES153576A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158872A1 - IMPROVEMENTS IN THE CONSTRUCTION OF WATER DISCHARGE DEPOSITS FOR TOILETS : en es
  • ES159455A1 - ELECTROMARIAN COMPENSATOR SYSTEM FOR THE PROPULSION OF VESSELS : en es
  • ES159739A1 - A RAILWAY VEHICLE, ESPECIALLY A WAGON OF LONG-DISTANCE AXLE GOODS, FOR GREAT RPM SPEEDS : en es
  • ES151546A1 - A DEVICE FOR COMMUNICATING A TRACTOR TENSION, AT LEAST TWO TAPES OF COLOR GUIDED IN FRONT OF THE WRITING CYLINDER OF AN APPARATUS PLACED ON THE WRITING MACHINE TO OBTAIN COPIES : en es
  • ES151680A3 - A MACHINE FOR REGRUING WOODEN BOARDS AND PLANKS : en es
  • ES152152A1 - IMPROVEMENTS IN THE MANUFACTURE OF SPIRAL SPRINGS FOR PLATE VALVES : en es
  • ES152412A1 - IMPROVEMENTS IN THE CONSTRUCTION AND INSTALLATION OF EXPLOSION ENGINE FEED GASOGENS : en es
  • ES152854A1 - MAJORAS IN THE MANUFACTURE OF INSULATED BAR INSULATORS AGAINST SOILS : en es
  • ES155601A1 - DEVICE FOR ELECTRICAL HEATING OF GLASS OBJECTS OR OTHER VITREO MATTERS : en es
  • ES158302A3 - A PLUG APPLIANCE FOR ELECTRICAL INSTALLATIONS WITH A FLEXIBLE CABLE : en es
  • ES159622A1 - A SECURITY LOCK : en es
  • ES159638A1 - IMPROVEMENTS IN THE CONSTRUCTION OF COMPRESSORS, MOTORS AND ANALOG MACHINES : en es
  • ES151018A1 - DISPOSITION TO EXCITATE A HOLLOW SPACE IN ELECTRIC OSCILLATIONS THROUGH AN ELECTRONIC CURRENT THAT SLIDES SUCH HOLLOW SPACE : en es
  • ES151521A3 - A SUSPENSION DEVICE FOR STEEL HELMETS : en es
  • ES152765A1 - A NEW MACHINE INTENDED TO CLEAN, WASH AND DRY FLAT AND CURVE SURFACES : en es
  • ES152875A3 - IMPROVEMENTS IN THE MANUFACTURE OF BROTHS OR COMPOSITIONS TO PREPARE BROTHS : en es
  • ES152911A3 - A PROCEDURE FOR THE MANUFACTURE OF HARD RESINS : en es
  • ES153247A1 - A DEVICE TO PREVENT, IN THE UNIFORM STEAM MACHINES OF ONE OR MORE CYLINDERS, THAT THE FOOD WATER IS GREASED : en es
  • ES153981A1 - PROCEDURE FOR THE DEVELOPMENT OF PHOTOGRAPHIC METAL SALTS LAYERS : en es
  • ES155407A1 - PROCEDURE FOR THE MANUFACTURE OF AN INSULATING, NON-COMBUSTIBLE PLASTIC MATERIAL, FROM CELLULOSE : en es
  • ES155550A1 - ELECTRICAL VALVE WITH AN INTERRUPTED FUSE SYSTEM : en es
  • ES158340A1 - A PROCEDURE FOR THE MANUFACTURE OF SOCKETS FOR ELECTRICAL LAMPS : en es
  • ES158995A3 - PROCEDURE FOR MANUFACTURING HIGH STRENGTH SCREWS BY COLD WORKING AND DUCES DIN STEELS. 1691 : en es
  • ES159189A1 - IMPROVEMENTS INTRODUCED IN THE AUTOMOTIVE VEHICLES FOR INTRANSIBLE TERRAIN AND ESPECIALLY FOR THE DESERT : en es
  • GB551681A - Improvements in and relating to the manufacture of organic sulphur compounds : en
  • DE732424C - Actuation device for disconnector : de en
  • DE732573C - Device for heating an air stream : de en
  • ES151966A1 - A PROCESS FOR MANUFACTURING A NEW REFRACTORY AND INSULATING MATERIAL FOR ALL TYPES OF SMALL ELECTRICAL MATERIAL, WITH ANTI-POLISHING VARNISH LAYER : en es
  • ES153880A1 - PROCEDURE FOR THE MANUFACTURE OF A COFFEE SUBSTITUTE : en es
  • ES154220A1 - ESPOLETA DE PERCUSION : en es
  • ES158833A1 - AN EQUIVALABLE CONDENSER : en es
  • US2312507A - Folding box : en
  • US2312830A - Method of making drawn, pressed, or stamped cupped objects of metals and alloys : en
  • US2312839A - Flame hardening of rack bars : en
  • ES151752A1 - A SECURITY LOCK WITH DOUBLE CLOSURE COMBINED IN THE SAME NUCLEUS : en es
  • ES152544A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF CARBON AGGLOMERATES BASED ON VARIOUS SILICATES : en es
  • ES152873A1 - MULTIPLE IGNITION PLUG FOR INTERNAL COMBUSTION ENGINES, ESPECIALLY FOR EXPLOSION ENGINES : en es
  • ES153062A1 - A PROCEDURE FOR THE MANUFACTURE OF VACUUM CONTAINERS, ESPECIALLY OF ELECTRONIC VALVES WITH WALL MADE TOTAL OR PARTIALLY OF METAL : en es
  • ES157290A3 - IMPROVEMENTS IN METALLURGICAL PROCEDURES FOR THE BENEFIT OF TIN MINERALS : en es
  • ES158842A1 - IMPROVEMENTS IN THE MANUFACTURE OF MACHINES THAT NEED A TWO SPEED REGIME : en es
  • ES151603A1 - A MACHINE TO MEASURE THE LENGTH OF THE TISSUE BANDS OR PIECES : en es
  • ES151609A1 - PROCEDURE FOR THE PREPARATION OF EMULSIONS OF HALOGENATED ORGANIC DERIVATIVES AND OF SOLUBLE SUBSTANCES IN SUCH DERIVATIVES : en es
  • ES151808A1 - A PROCEDURE FOR THE MANUFACTURE OF ALL KINDS OF CONSTRUCTION MATERIALS BASED ON SCORDS, SUBJECTED TO GREAT PRESSURES : en es
  • ES152162A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF IMPRINT CHARACTERS : en es
  • ES152718A1 - A HIGH FREQUENCY CONNECTION PROVISION, ESPECIALLY FOR HIGH FREQUENCY EMITTERS : en es
  • ES153144A1 - AN APPARATUS FOR CUTTING AND MARKING SOAP BLOCKS : en es
  • ES155441A3 - SUPPORT FOR BICYCLES, MOTORCYCLES OR SIMILAR : en es
  • ES157053A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF PAVEMENTS FOR BUILDING FLOORS : en es
  • ES152758A1 - A ISSUING PROVISION TO OBTAIN DEFAULT LINES : en es
  • ES153077A1 - CONTROL EQUIPMENT FOR RAILWAY SIGNS : en es
  • ES154433A1 - ELECTRICAL APPARATUS, WIPER WIPER, FOR ALL KINDS OF VEHICLES AND MAINLY FOR CARS : en es
  • US2312318A - Motion conversion mechanism : en
  • CA410876A - Remote control system : en fr
  • US2312349A - Control device : en
  • US2312889A - Centrifugally operated clutch : en
  • US2312822A - Resilient suspension, particularly for bodies driven with a rotary motion : en
  • US2312304A - Hydrostatic mechanical lubricator : en
  • US2312904A - Power factor meter : en
  • CA410861A - Comparative data file : en fr
  • US2312596A - Refrigerating apparatus : en
  • US2312902A - Relay : en
  • AU110241A - Improvements in and relating to the treatment of magnesioum and magnesium alloys for rendering them corrosion resistant : en
  • DE732430C - Remote control system for the execution of work processes at remote receiver points by means of direct current pulses : de en
  • ES152466A1 - INSTALLATION FOR THE REMOTE CONTROL OF A STEP KEY BY MEANS OF A PRESSURE FLUID : en es
  • ES152730A1 - A DEVICE FOR ADJUSTING THE PRINTING CYLINDERS IN STAMPING MACHINES : en es
  • ES155583A1 - PROCEDURE FOR THE MANUFACTURE OF PROTECTIVE COATS ON LIGHT METAL PARTS THROUGH ANODIC TREATMENT : en es
  • ES157546A3 - NEW SYSTEM OF SCISSORS FOR CUTTING HAIR : en es
  • ES158097A3 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRICAL SWITCHES : en es
  • ES158966A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF DRINKS : en es
  • US2312514A - Pump : en
  • US2312582A - Composite metal : en
  • ES151532A1 - A FOUNDRY DEVICE FOR OBTAINING CLOCKS AND PLATED PLATES, ESPECIALLY FROM ALUMINUM ALLOYS : en es
  • ES153040A1 - A PERFECT PROCEDURE IN THE MANUFACTURE OF PROTECTIVE PIPES FOR ELECTRICAL CONDUCTIONS : en es
  • ES153961A1 - A COMPRESSOR INSTALLATION FOR AIRCRAFT ENGINES : en es
  • ES157825A1 - A PROCEDURE FOR THE TREATMENT OF FIBERS OR FIBROUS MATERIALS CONTAINING KERATIN : en es
  • ES158827A1 - A GASÓGENO COM EMPLOYMENT OF CARBON OF WOOD AND MINERAL : en es
  • ES158864A1 - TRANSMISSION BY CONICAL GEARS TO EXTENSIBLE DENTURES, LIKE CHANGE OF MARKS FOR BIKES : en es
  • ES159294A1 - A PROCEDURE FOR THE OBTAINING OF A PRODUCT USED AS SYNTHETIC LIQUID FUEL FOR EXPLOSION ENGINES, FOR THE MANUFACTURE OF SYNTHETIC RUBBER AND FOR OTHER ANALOGUE INDUSTRIAL APPLICATIONS : en es
  • FR879816A - Electrode input : en fr
  • US2312376A - Gearing : en
  • US2312316A - Facsimile page printer : en
  • US2312953A - Sheerness meter : en
  • US2312654A - Siphonless cock assembly : en
  • US2312996A - System for controlling the temperature in the interior of vehicles : en
  • US2312694A - Triazine derivatives : en
  • US2313019A - Metallurgical process : en
  • US2313033A - Salad dressing : en
  • US2312484A - Method of preparing cyclopentanopolyhydrophenanthrene ketols and esters thereof : en
  • US2312766A - Pruning hook : en
  • US2313003A - Mechanism for the automatic control of speed change transmissions of motor vehicles : en
  • US2312598A - Container : en
  • CA410880A - Purification of 3-picoline : en fr
  • ES153427A1 - A CIRCUIT DISPOSITION FOR ELECTRICAL SHOCK LAMPS : en es
  • ES154760A1 - IMPROVEMENTS IN THE FACTORY OF ROTARY ELECTRIC SWITCHES : en es
  • ES155227A1 - DEVICE CONTAINING A TUBE OF ELECTRIC SHOCK IN GAS : en es
  • ES158946A1 - NEW REMOVABLE BINDING SYSTEM FOR THE FORMATION OF POUNDS, BLOCKS AND ANALOGS, BY MEANS OF THE SUBJECTION OF BOOKS OR FOLDERS : en es
  • ES159369A1 - A MICROMETRIC DRIVE SYSTEM IN DRAWING COMPASSES : en es
  • DE732398C - Television transmission method with interlaced and simultaneous use of several scanning beams to generate flicker-free images : de en
  • CA410885A - Cable tension indicator : en fr
  • ES153585A1 - A HOME OF WOOD GASOGEN : en es
  • ES154407A1 - PROCEDURE FOR DESIGNED TOMATO MANUFACTURE : en es
  • ES158656A1 - PROCEDURE FOR THE MANUFACTURE OF CONICAL PROFILES IN LACE PRESSES : en es
  • ES158918A1 - CHEMICAL-MECHANICAL PROCEDURE, FOR THE DISINTEGRATION OF MICA IN LEAVES : en es
  • FR879619A - Improvements to glasses : en fr
  • ES151367A3 - METAL PROFILES, MILLED AND STRETCHED IN A ROW, FOR APPLICATION IN THE MANUFACTURE OF HINGES FOR ALL KINDS OF GLASSES : en es
  • ES152038A1 - A SYSTEM OF ELECTROTERMAL TRANSFORMER OF GREAT PERFORMANCE : en es
  • ES152916A1 - A FLAT SILENT FLOAT APPARATUS FOR THE SUPPLY OF CURRENT WATER : en es
  • ES154487A1 - PROCEDURE FOR EXTRACTING FROM THE LEGUMINOSA DENOMINATED ALGARROBA THE VEGETABLE CASEIN OR LEGUMINE : en es
  • ES154488A1 - PROCEDURE FOR THE PREPARATION OF AN IRROMPABLE MATERIAL, FOR THE MANUFACTURE OF DOLLS : en es
  • ES154594A1 - PROCEDURE FOR FIXING ORGANIC NITROGEN IN MINERAL PRODUCTS FOR THE MANUFACTURE OF COMPOSITE EARTH FERTILIZERS : en es
  • ES158504A1 - FLAME GASOGEN INVERTED TO PRODUCE COMBUSTIBLE GASES OF SOLID FUELS : en es
  • ES158983A1 - A PROCEDURE FOR THE PROTECTION AND DECORATION OF SOLID SURFACES : en es
  • GB551561A - Improvements in or relating to blocks for building : en
  • GB551687A - Improvements in smooth bore ordnance : en
  • ES153400A1 - PROCEDURE TO OBTAIN FROM THE SERUM A PRODUCT CONTAINING LACTALBUMIN : en es
  • ES153414A1 - IMPROVEMENTS IN AUTOMATIC SWITCHING DEVICES : en es
  • ES155125A1 - PROCEDURE FOR OBTAINING INSUFFLATED AND THICKENED OILS OF HIGH VALUE : en es
  • ES155382A1 - PERFECTED DEPOSIT SYSTEM FOR ELECTRICAL WATER HEATING : en es
  • ES159734A1 - GENERATOR GROUP TO PRODUCE THE CURRENT NECESSARY FOR A GENERATOR EQUIPMENT OF DRIVING FORCE EQUIPPED WITH AN INTERNAL COMBUSTION ENGINE, ESPECIALLY FOR AUTOMOBILE VEHICLES : en es
  • DK60657C - Cooling air supply device at the Engine compartment in Streamlined vehicles with Rear engine. : da en
  • ES151661A1 - PERFECT PROCEDURE FOR CARBONIZATION OF WOOD AND WOODY VEGETABLE WASTE : en es
  • ES154460A1 - IMPROVEMENTS IN THE MANUFACTURE OF MEMBRANES FOR LOUDSPEAKERS : en es
  • ES158227A1 - A PUSH-BUTTON MECHANICAL FOR TELESCOPES AND ANALOGS : en es
  • ES158972A1 - PROCEDURE FOR THE OBTAINING OF ARTIFICIAL RESIN LABOR, POOR AND OIL EXPORTS (ENAMEL LACQUERS) FOR NUDE CONDUCTORS AND TO USE THESE LACQUERS IN THE INSULATION OF ELECTRICAL CONDUCTORS : en es
  • US2312943A - Engineer's tape box : en
  • US2312761A - Sweep circuit generator for cathode ray tubes : en
  • ES152031A1 - A PROCEDURE FOR THE MANUFACTURE OF A SUBSTITUTE PRODUCT OF COFFEE AND MALTING : en es
  • ES153192A1 - PROCEDURE TO ORNAMENT THE GLASS BEADS THAT ARE USED IN THE LAMPS AND SPIDERS, IN THEIR BROAD ACCEPTANCE : en es
  • ES154086A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154532A1 - WASHING AND BLANKING PROCEDURE : en es
  • ES154895A1 - PROCEDURE FOR OBTAINING A PRODUCT INTENDED FOR CURTITION : en es
  • ES157089A1 - IMPROVEMENTS IN THE GASOGENS FOR AUTOMOBILE VEHICLES : en es
  • ES157557A1 - IMPROVEMENTS IN THE MANUFACTURE OF PRODUCTS FOR THE FINISHING OF TEXTILE FIBERS : en es
  • ES159643A1 - A PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL MATERIALS OF FORMAMIDOCARBONIC ACID : en es
  • FR879744A - Gasifier for gasification of solid fuels : en fr
  • ES150075A1 - A PROCEDURE TO OBTAIN A SUBSTANCE TO IGNITE FIRE : en es
  • ES153465A1 - MACHINE FOR CUTTING AND PUTTING THE RUBBER RIMS OF THE AUTOMOBILE : en es
  • ES157776A1 - PROCEDURE FOR THE MANUFACTURE OF A FILTER OF SUBSTANCES IN SUSPENSION FORMED OF MOLDED PIECES IN THE FORM OF A SECTOR : en es
  • ES151384A1 - IMPROVEMENTS IN THE MANUFACTURE OF MAGNETIC NUCLEI : en es
  • ES152484A2 - IMPROVEMENTS IN THE DISTANCING DEVICES OF THE DIVIDERS OR SEPARATORS FOR THE GAYETS AND VERTICAL TYPE CLASSIFIERS : en es
  • ES152549A1 - A GAS BURNER SYSTEM WITH AUTOMATIC SWITCH : en es
  • ES153428A1 - IMPROVEMENTS IN ELECTRICAL SHOCK LAMPS : en es
  • ES153476A1 - A DIPOSITION FOR THE TRANSMISSION OF COMMUNICATIONS THROUGH HIGH-FREQUENCY ALTERNATE CARRIER CURRENTS, ESPECIALLY IN RADIO-WIRELESS INSTALLATIONS : en es
  • ES153494A1 - CONTINUOUS ROASTING TOAST AND REFRIGERATION SIMULTANEOUS FOR THE MANUFACTURE OF DIETARY FLOURS : en es
  • ES155105A1 - PROCEDURE FOR OBTAINING LONG-TERMED REFINED PASTRY PRODUCTS : en es
  • ES157656A3 - A MACHINE TO SWORD LINEN AND HEMP : en es
  • ES159572A3 - DEVICE TO FACILITATE THE OPENING OF BOCOYES, DRUMS AND BARRELS : en es
  • FR879772A - Deformation meters for start-stop signs : en fr
  • FR879822A - Process for preparing a novel washing and cleaning agent : en fr
  • FR879674A - Heel pull cable ski attachment : en fr
  • FR879788A - Process for preparing polyamino ethers : en fr
  • DE732550C - Moeller trolley with rotatable Moeller vessel : de en
  • DE732549C - Arrangement for separating the steam water mixture in the drum of a pipe steam generator operated with natural water circulation : de en
  • DK60650C - Procedure for Separating Seafood Shells and Meat Masses. : da en
  • ES152385A1 - GASOMETER AND STORAGE INSTALLATION FOR DOMESTIC USES : en es
  • ES154349A1 - PROCEDURE FOR THE MANUFACTURE OF AUTOMATIC SWITCHES FOR TRIPOLAR ALTERNATE ELECTRIC ENERGY : en es
  • ES158142A1 - IMPROVEMENTS IN ANTIPARASITARY SOLUTIONS : en es
  • ES159901A1 - NEW PROCEDURE FOR THE MANUFACTURE OF PIVOT SUPPORTS FOR THE MOBILE BOX OF ELECTROMASNÉTICOS VOLTÍMETROS : en es
  • ES153721A1 - PROCEDURE FOR THE RECEPTION OF MODULATED SIGNALS IN AMPLITUDE, TRANSMITTED WITH TOTAL OR PRACTICALLY TOTAL SUPPRESSION OF THE CARRIER WAVE : en es
  • US2312524A - Foot bathing device : en
  • US2312558A - Knock-off mechanism for drawing frames : en
  • US2312991A - Latching device : en
  • ES151360A1 - A NEW ACETYLENE GASOGEN FOR EXPLOSION ENGINES : en es
  • ES151593A3 - ONE SWITCH SYSTEM WITH RACK HANDLE : en es
  • ES154262A1 - PROCEDURE FOR GAS POWER SUPPLY IN ENGINES : en es
  • ES157442A1 - IMPROVEMENTS IN THE SEEDING MACHINES : en es
  • ES158678A3 - AN ELECTRIC OVEN : en es
  • GB551556A - Improvements in or relating to metal airscrews : en
  • GB551599A - Improvements in and relating to double acting hydraulic shock absorbers for vehicles : en
  • ES151353A1 - A PROCEDURE FOR MANUFACTURING AN ENAMEL TO BLEACH AND PROTECT DENTURE : en es
  • ES153037A1 - A STARTING MECHANISM FOR FLUORESCENT LAMPS : en es
  • ES153609A1 - A PROCEDURE, WITH ITS CORRESPONDING DEVICES, FOR IRRADIATION OF PHOSPHATE SALTS : en es
  • ES155221A1 - PROCEDURE, WITH ITS DISPOSAL, TO CONTROL THE DUE TUNING AND THE PREPARATION TO THE SERVICE OF ANTENNA INSTALLATIONS : en es
  • ES157051A1 - A MOUNTING INTENDED FOR THE AMPLIFICATION OF ELECTRICAL OSCILLATIONS : en es
  • ES157315A2 - IMPROVEMENTS MADE IN THE PROCEDURES FOR EXTRACTION OF VEGETABLE JUICES : en es
  • ES158445A1 - A DEVICE TO FACILITATE THE START-UP OF MOTORS POWERED BY GENERATOR GAS, ESPECIALLY APPLICABLE TO VEHICLES : en es
  • ES159270A1 - GRANADA CONSTRUCTION SYSTEM WITH FINS STABILIZER READY TO BE LAUNCHED BY INFANTRY MORTAR OR SIMILAR PIECE : en es
  • DE732236C - Process for the preparation of adipic acid and its homologues : de en
  • ES151646A1 - IMPROVEMENTS IN AND RELATED TO WIRELESS RECEIVERS : en es
  • ES152092A1 - PROCEDURE FOR THE INTEGRAL OBTAINING OF THE PRODUCTS OF THE GRAPE OF THE GRAPE : en es
  • ES152236A3 - PROCEDURE FOR THE MANUFACTURE OF BALLS FOR MILLS AND POLISHING : en es
  • ES152790A1 - PROCEDURE FOR THE UNION OF DRAWERS, PARTICULARLY OF AIRPLANE WINGS : en es
  • ES153766A1 - A BONDING PROCEDURE : en es
  • ES154733A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157918A1 - IMPROVEMENTS IN THE MANUFACTURE OF SOCKETS FOR ELECTRICAL LAMPS : en es
  • ES158147A1 - AN APPARATUS FOR MANUFACTURING COMPOSITE SHEETS : en es
  • DE732597C - Detachable connection for the cover plates that can be removed from the wheel covers of motor vehicles : de en
  • ES153051A1 - DEVICE IN THE CAR ENGINES OF COMBUSTION MOTORS FOR AUTOMOBILES : en es
  • ES153788A3 - IMPROVEMENTS IN THE PREPARATION OF CONCRETE : en es
  • ES157067A1 - A PROCEDURE FOR INDUSTRIAL MANUFACTURE OF CARBON OXIDE, AND APPARATUS FOR THIS MANUFACTURE : en es
  • ES157107A1 - PROCEDURE FOR THE OBTAINING OF DERIVATIVES OF SULFONAMIDAS : en es
  • ES157562A3 - PROCEDURE FOR THE MANUFACTURE OF RESISTORS FOR RADIO, SOUND CINEMA AND SIMILAR APPLICATIONS : en es
  • ES157599A1 - A NEW DEVICE FOR THE SIMULTANEOUS DISPLACEMENT OF THE TUBE, CHASSIS AND DIAPHRAGM IN LIMITOGRAPHY : en es
  • ES157626A3 - IMPROVEMENTS IN THE BLUE BLUE OF THE RAZORS : en es
  • ES154140A3 - PROCEDURE FOR OBTAINING STABLE NAPHTHALINE SOLUTIONS : en es
  • ES155139A1 - DIRECT CONTACT PORTFOLIO SYSTEM : en es
  • ES159594A1 - A PROCEDURE FOR THE OBTAINING OF POLYAMIDE : en es
  • FR879757A - Fast short-circuit current limiter : en fr
  • DE732485C - Device for locking an aircraft tail or tail wheel that can be swiveled out to the side in the central position : de en
  • ES152900A1 - STATIC AIR VACUUM CLEANER : en es
  • ES152919A3 - IMPROVEMENTS IN THE CONSTRUCTION OF CENTRIFUGAL MACHINES TO CLEAN BENZINE, BENZOL OR OTHER SIMILAR PRODUCTS USED TO WASH USED CLOTHES : en es
  • ES153185A1 - A PROCEDURE FOR THE RECOVERY OF CARBON SULFIDE : en es
  • ES155216A1 - FASTENING OF THE CANYON IN AUTOMATIC ARMS : en es
  • ES157193A1 - A PRESS TO MARK BLOCKS OR SOAP PILL, PERFUMERY PRODUCTS AND OTHER PLASTIC MATERIALS : en es
  • ES157586A1 - REAGENT DOSER FOR WATER PURIFICATION APPLIANCES FOR THE SUPPLY OF STEAM OR SIMILAR CIGARS : en es
  • ES159735A1 - A PROCEDURE TO INCREASE THE RESISTANCE BY ADHERENCE OF STEEL WIRES WHEN BUILDING CONCRETE BODIES WITH PREVIOUS VOLTAGE : en es
  • ES158902A1 - PROCEDURE OF YONILIDENO-ACETALDEHIDO AND ANALOGUE COMINATIONS : en es
  • ES151381A1 - A PROCEDURE FOR THE OBTAINING OF A LIQUID TO MOISTURE FILMS : en es
  • ES152043A1 - SOME PERFECTIONS IN THE PROCEDURE FOR THE COLORATION OF THE HERMETIC CLOSURE CAPSULES AND THE WARRANTY OF THE CONTAINERS CONTAINING VOLATILE OR QUALITY PRODUCTS : en es
  • ES153165A1 - IMPROVEMENTS IN THE PROTECTION OF EARTHED CABLES OF THE INSTALLATIONS OF LINES AGAINST THE DIRECT DISCHARGE OF THE RAYS : en es
  • ES154041A1 - IMPROVEMENTS IN THE CONSTRUCTION OF FACILITIES TO FILL BOTTLES WITH LIQUIDS AND PARTICULARLY OF THE SPECIALS FOR PERFUMERIA : en es
  • ES154050A1 - IMPROVEMENTS IN THE CONSTRUCTION OF LOW VOLTAGE ELECTRIC SWITCHES AND SWITCHES : en es
  • ES155052A1 - PROVISION TO REGULATE PHASES IN CARRYING FREQUENCY SYSTEMS : en es
  • ES155127A1 - IMPROVEMENTS INTRODUCED IN THE ELECTROMAGNETIC RELEASES ANNOUNCERS : en es
  • ES156967A1 - A PROCEDURE TO COOL THE HOT CONCENTRATES THAT CONTAIN MUD, RESULTING FROM THE CONCENTRATION OF ACIDS, ESPECIALLY OF HIGH POOL OF BOILING : en es
  • USRE22278E - Grating structure : en
  • ES151637A1 - A IMPROVEMENT IN BICYCLES AND OTHER VEHICLES TO PEDAL, THAT COMPRISES A MECHANISM OF SUPPLEMENTARY PROPULSION TO ARM : en es
  • ES152332A1 - IMPROVEMENTS IN THE MEANS OF SITUATION IN TIME, AND IN THEIR CASE IN THE SPACE, THE APPEARANCE OR THE DURATION OF A PHENOMENON, OR BOTH, AND IN PARTICULAR TO MEASURE THE SPEED OF PROJECTILES : en es
  • ES153662A3 - SOME IMPROVEMENTS IN THE MANUFACTURE OF SPECIAL INSULATING SUPPORTS FOR RADIOPHONIC DEVICES : en es
  • ES154994A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF ALL KINDS OF TUBE ARMOR, PARTS AND PIPE ARTICLES IN GENERAL : en es
  • ES155006A3 - GASOGEN GENERATOR COVER FOR STEAM BOILER, CHARACTERIZED IN THAT THREE OR MORE LEVERS, OPERATED BY A HANDLE AND A DISC AT ITS END, EFFECT THE HERMETIC CLOSURE : en es
  • ES153864A1 - PROCEDURE TO FACILITATE THE DISMANTLING OF CALCINATION PRODUCTS CONTAINING BICAL SILICATE : en es
  • ES158046A1 - DEVICE SUSPENSION HOOK FOR LIFEBOATS : en es
  • ES153384A1 - A QUARTZ OSCILLATOR, ESPECIALLY FOR HIGH FREQUENCY EMITTERS : en es
  • ES154727A1 - MOLDING MANUFACTURING PROCEDURE FOR THE ARMED CONCRETE AND ITS VARIANTS : en es
  • ES157043A1 - A PROCEDURE FOR THE MANUFACTURE OF ENDLESS CORREILS, USED IN LARGE COTTON YARN STRETCHES : en es
  • ES159493A1 - A NEW CARBON GASOGEN FOR CARS AND TRUCKS : en es
  • FR879676A - Wax for skis or other similar applications : en fr
  • US2312434A - Carrier for poppet type engine valves : en
  • US2312878A - Alkali metal salts of beta-sulphopropionitrile and method of preparation : en
  • USD135135S - Separable kobe or similar article : en
  • USD135170S - Brooch oh similar article : en
  • ES151463A1 - GASOGEN WITH REGULATION OF THE DEGREE OF AIR HUMIDITY OF COMBUSTION : en es
  • ES153588A1 - BRAUN TUBE : en es
  • ES157628A1 - PROCEDURE TO COMMUNICATE THE SENSITIVITY OF REMOTE CONTROLLED AMPLIFIERS ACCORDING TO THE CONVENIENCES OF THE SERVICE : en es
  • ES158463A1 - HYDRAULIC DISPOSAL FOR THE OPERATION OF VARIABLE STEP PROPELLERS DURING THE FLIGHT : en es
  • ES158973A1 - PROCEDURE FOR THE OBTAINING OF POOR LACQUER IN OLEIC ACID OR IN FATTY ACIDS TO IMPREGN ELECTRIC OBJECTS, ESPECIALLY COILS, BOLTS AND ALSO COILS AND CROWNS OF LAKEED WIRES FOR ELECTROMOTORS AND TRANSFORMERS : en es
  • FR879787A - Reflex diaphragm with mirrors for cinematographic cameras : en fr
  • FR879799A - Process for the treatment of perishable foodstuffs with a view to their conservation and pantry for its application : en fr
  • ES152802A1 - A NEW MANUFACTURING PROCEDURE OF WASHERS : en es
  • ES152975A1 - ACETYLENE GAS PURIFIER DEVICE, IN CARBIDE LAMPS, TYPE "CANDIL MINERO" : en es
  • US2312593A - Practice apparatus for card games : en
  • AU463742A - Improved means for supplying initial gas charge froma gas producer toan internal combustion engine : en
  • ES152326A1 - INDUSTRIAL PROCEDURE FOR THE PRODUCTION OF A SUBSCRIBERED COFFEE PRODUCT, BASED ON THE SEED OF THE "PHALARIA CANARIENSIS" PLANT, TOASTED AND CRUSHED WITHOUT ARRIVING AT THE MOLTURING : en es
  • ES152435A3 - A MECHANISM TO PRINT MOVEMENT TO A MACHINAL ORGAN, WITH SLOW AND ALMOST UNIFORM STROKE IN ONE DIRECTION AND FAST TO THE OPPOSITE : en es
  • ES152947A1 - A NEW SYSTEM OF CHANGE OF MARCH FOR BICYCLES : en es
  • ES153010A1 - PROCEDURE FOR MAKING THE SEWING OF PAPER SHEETS BY DRYING MOLDED PRESSURE : en es
  • ES158202A1 - AN INSTALLATION FOR THE ELIMINATION OF THE DEVIATION THAT IS PRODUCED IN THE EMISSION AND IN THE RECEPTION OF THE WAVES : en es
  • ES158895A3 - IMPROVEMENTS IN THE CONSTRUCTION OF MILLS CRUSHERS-MIXERS : en es
  • ES158927A1 - NEW PROCEDURE FOR THE MANUFACTURE OF INSULATING PAPER : en es
  • ES159273A2 - PROCEDURE TO IMPROVE THE GENERAL PROPERTIES OF THE RUBBER, ESPECIALLY OF THE SYNTHETIC RUBBER : en es
  • ES151375A1 - A PROCEDURE AND APPARATUS FOR USING WOODWOOD OR WOOD CHARCOAL AS FUEL IN EXPLOSION ENGINES : en es
  • ES151763A1 - AN AUTOMATIC BACKING SYSTEM : en es
  • ES153216A1 - PROCEDURE FOR THE REDUCTION OF GENITAL, SATURATED AND UNSATURATED GLAND HORMONES, WHICH CONTAIN AT LEAST ONE CEO GROUP, AND TO REDUCE THEIR ISOMERS OR THEIR DERIVATIVES : en es
  • ES153447A1 - EXTRACTOR DISTILLER APPARATUS : en es
  • ES154242A1 - PROCEDURE FOR OBTAINING MONOAZOIC COLORS : en es
  • ES155128A1 - DEVICE TO PRODUCE ELECTRICAL CURRENT : en es
  • ES157930A1 - AN AUXILIARY DEVICE FOR THE STARTING, WITH AID OF ACETYLENE, OF ENGINES FUELED BY GASÓGENO : en es
  • ES159673A1 - A PROCEDURE FOR THE MANUFACTURE OF PILLOWS FOR BRAGUEROS : en es
  • CA410788A - Grating and cover for drains : en fr
  • AU461342A - Improvements in electric hotplates : en
  • CA410817A - Turntable bearing : en fr
  • DE732373C - Method for determining the location of a leak on gas-filled pipelines and electrical cables, in particular pressure cable systems : de en
  • DE732462C - Electric switch : de en
  • ES153298A1 - IMPROVEMENTS IN ELECTRIC SHOCK LAMPS : en es
  • ES153360A1 - A PROCEDURE FOR THE MANUFACTURE OF CÁTODOS FOR ELECTRIC SHOCK TUBES : en es
  • ES153998A1 - A LIQUID ASPIRATION MACHINE : en es
  • ES154209A1 - DEVICE FOR THE USE OF ACETYLENE GAS AS A FUEL IN THE EXPLOSION AND COMBUSTION ENGINES : en es
  • ES157703A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • FR879817A - Lightweight tiller for cultivating the soil, driven by hand and without a driving wheel : en fr
  • GB551581A - Improvements in or relating to coated fabrics or reinforced paper : en
  • GB551676A - Improvements in or relating to pneumatic tyred wheels for self-propelled and other vehicles : en
  • USD135144S - Design for a fabric : en
  • ES152010A1 - FUEL MIX REGULATOR APPLIANCE FOR COMBUSTION, EXPLOSION AND SIMILAR ENGINES : en es
  • ES152219A1 - PROCEDURE FOR OBTAINING HARD PLATES OF SHORT FIBER VEGETABLE FIBROUS MATERIALS : en es
  • ES152489A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE PATENT Ns 152467 : en es
  • ES153270A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154965A1 - IMPROVEMENTS INTRODUCED IN THE SEPARATION OF SOLID MATERIALS FROM DIFFERENT SPECIFIC PESOS : en es
  • ES157465A1 - COUPLING BY AXLE PIN FOR DRILLING MACHINES INTENDED FOR THE OPERATION OF AGRICULTURAL MACHINES AND APPLIANCES : en es
  • ES157940A1 - NEW FLOOR CONSTRUCTION SYSTEM : en es
  • ES152211A1 - MACHINE FOR CLEANING AND WHITENING GRAIN GRAINS : en es
  • ES155540A1 - ELECTRIC MACHINE FOR WELDING TAPE OR ENDLESS SAWS : en es
  • ES157895A1 - PROCEDURE FOR OBTAINING CONDENSATION PRODUCTS USING LIQUIDS CONTAINING LIGNINASULPHONIC ACID : en es
  • ES158914A1 - IMPROVEMENTS INTRODUCED IN THREADING MACHINES, SHORT FIBERS OF WASTE OF WOOL, COTTON AND OTHER NATURAL, ARTIFICIAL OR SYNTHETIC FIBERS AND THEIR MIXTURES : en es
  • ES159630A1 - A DEVICE FOR MANUFACTURING CERAMIC MOLDED BODIES, ESPECIALLY CLAY BRICKS : en es
  • ES159637A3 - REVERSIBLE FRICTION CLUTCH : en es
  • US2312752A - Explosive composition : en
  • ES151627A1 - DOUBLE WINCH WINCH : en es
  • ES151847A1 - A NEW MECHANISM TO ACTIVATE THE SHUTTLE ON THE TELARES, VALIDATING THE AIR AT PRESSURE : en es
  • ES151875A1 - A PROCEDURE TO OBTAIN A TRANSPARENT SHEET THAT IS STICKED BY ITSELF : en es
  • ES152585A1 - A PROCEDURE FOR THE MANUFACTURE OF INTEGRAL BREAD AND OTHER FOODSTUFFS : en es
  • ES152857A1 - PROCEDURE, WITH ITS CORRESPONDING DEVICE, TO LOOSEN THE GENDER IN THE BENDERS OF THE STRAIGHT COLLECTION MACHINES : en es
  • ES152999A3 - IMPROVEMENTS IN THE CONSTRUCTION OF THE PROTECTIVE ELEMENTS OF THE RAZORS AND RAZORS : en es
  • ES154836A1 - IMPROVEMENTS IN FOOTWEAR MANUFACTURE WITH PRINTED RUBBER SOLE : en es
  • ES151681A1 - A PHOTOGRAPHIC PROCEDURE FOR THE OBTAINING OF REPRESENTATIVE TISSUE LIGAMENTS AND THE DEVELOPMENT OF DRAWINGS OBTAINED THROUGH LIZOS : en es
  • ES152168A3 - A HORIZONTAL COMBUSTION GASOGEN FOR AUTOMOBILES AND FIXED ENGINES : en es
  • ES153103A1 - INSTALLATION OF LUBRICATION DISCS FOR HIGH PERIPHERAL SPEEDS : en es
  • ES154790A1 - TEST PROCEDURE APRA DETERMINE BLOWS, OCCASIONS AND OTHER ANALOGUE DEFECTS IN LIGHT METAL ALLOYS CASTINGS, ESPECIALLY MAGNESIUM ALLOYS : en es
  • ES155172A1 - IMPROVEMENTS IN THE MANUFACTURE OF ACCELERATING PRODUCTS FOR THE VULCANIZATION OF THE RUBBER : en es
  • GB551549A - Improvements in or relating to rifling broach : en
  • ES151906A1 - A CONNECTION DEVICE AND DISTRIBUTION FOR ELECTRICAL LINES IN AIRCRAFT : en es
  • ES157227A3 - IMPROVEMENTS IN VISIBLE SYSTEM SHEETS OR CHANGING SHEETS : en es
  • ES158264A3 - A PROCEDURE FOR OBTAINING A HARD ALLOY CONCREATED FOR TOOLS AND TOOLS : en es
  • ES159041A1 - NEW GRILL FOR AMERICAN PLOW : en es
  • ES150081A1 - A PROCEDURE FOR THE MANUFACTURE OF A PROPULSOR POLISHER : en es
  • ES153370A1 - PROVISION FOR THE OPTICAL DISTURBANCE OF SYNCHRONIZED IMPULSES : en es
  • ES155433A1 - PROCEDURE FOR MANUFACTURING A PARQUET : en es
  • ES155691A1 - PROCEDURE FOR THE MANUFACTURE OF ELEMENTS SUSTAINERS OF ARMED CONCRETE FOR CONSTRUCTIONS, SUCH AS BEAMS, COLUMNS, PLATES, CEILINGS. ROOFTOPS, BRIDGES AND SIMILAR : en es
  • ES157869A2 - APPARATUS FOR AUTOMATICALLY TRANSMITTING THE MORSE, WHOSE COMBINATIONS ARE REGISTERED OPTICALLY AND PHONERICALLY BY CHOICE OR RANDOM : en es
  • ES159272A1 - PROCEDURE FOR THE OBTAINING OF CHLORINE DIOXIDE : en es
  • FR879803A - Device for reducing the width of the wick for stretching mechanisms for textile wicks : en fr
  • US2312701A - Triazine derivatives : en
  • US2312887A - Roll film camera attachment : en
  • ES152194A1 - A CRUCIADO ENCARRETADORA : en es
  • ES152334A1 - DESKTOP SENSING DRILL : en es
  • ES152623A1 - MECHANISM OF DISPLACEMENT OF THE INDEPENDENT CLAMPS OF THE CARS WITH EXTERNAL TRANSMISSION AND ADVANCE OF THE SPINDLE DIVISION : en es
  • ES153252A1 - PROCEDURE FOR OBTAINING OPAQUE COLORINGS ON ALUMINUM PARTS OR ALUMINUM ALLOYS : en es
  • ES153555A2 - A PROCEDURE FOR DETERMINING THE SITE OR LOCATION : en es
  • ES154111A1 - IMPROVEMENTS MADE IN THE MANUFACTURE OF EXTENDING AND FOLDING STAIRS : en es
  • ES154370A1 - PROCEDURE FOR THE MANUFACTURE OF CEREAL PRODUCTS, SUCH AS BETHES, ENCAUSTICS AND OTHER SIMILAR PRODUCTS : en es
  • ES157368A1 - A SOURCE OF RADIATIONS THAT TAKES A PIPE OF ELECTRIC SHOCK IN GAS AND A LUMINESCENT LAYER : en es
  • US2312479A - Control system : en
  • CA410815A - Knitting loops changing method : en fr
  • ES152151A1 - A PROCEDURE TO PRINT SOUNDS BY MODIFYING THE WIDTH OF THE SOUND REGISTER : en es
  • ES152932A1 - ELECTRICAL DEVICE OF ALARM AGAINST THEFT : en es
  • ES153989A3 - AUTOMATIC EXPANSION VALVE : en es
  • ES154238A1 - PROCEDURE FOR ELABORATING ELEMENTS OF MACHINES, ESPECIALLY HELIOIDAL, CONICAL, DENTED GEAR WHEELS AND SIMILAR PARTS, SUBJECTED TO A MILLING PROCESS : en es
  • ES155651A1 - DISC BRAKE : en es
  • ES157118A1 - GENERATOR FOR THE USE OF NAFTALINE IN ALL KINDS OF EXPLOSION ENGINES : en es
  • ES158049A1 - ADJUSTMENT DEVICE, ESPECIALLY FOR MEDIA TUNING OF RADIO FACILITIES : en es
  • ES159669A1 - SOME PERFECTIONS IN THE MANUFACTURE OF CANDLES, CIRCLES, BLANDONES AND IN GENERAL, THAT OF LAMPS TO LIGHT OR HEAT, WHOSE FUEL IS THE WAX, THE SPERM OR SUBSTANCES SUBSTITUTE : en es
  • US2312688A - Reaction product of aldehydes and triazine derivatives : en
  • CA410797A - Compression ignition engine : en fr
  • FR879616A - New shining product for the maintenance of wood, leather, etc. : en fr
  • FR879651A - Bed heater : en fr
  • ES150494A1 - INDUSTRIAL UTILIZATION IN MAIZE FIBERS : en es
  • ES151473A1 - PROCEDURE TO INCREASE VEGETABLE PRODUCTION : en es
  • ES152137A1 - IMPROVEMENTS IN ROTARY FORCE TRANSMITTERS THAT USE AN OPERATING LIQUID : en es
  • ES152181A1 - PROCEDURE FOR THE OBTAINING OF HARD SOAPS OF RESIN BY ADDITION OF AN HARDENING OIL, AND THE USE OF THIS AGENT AS AN ELEMENT OF LOADING AND HARDENING IN THE OBTAINING OF FAT SOAPS WITH A LARGE AMOUNT OF RESIN : en es
  • ES152866A1 - A MACHINE FOR POTATOES, BONIATES, ORANGES, LEMONS AND OTHER TUBERS AND FRUITS : en es
  • ES153070A3 - PROCEDURE FOR THE REPAIR OF RUBBER TIRES : en es
  • ES154073A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF ELECTRICITY INSULATING MATERIALS : en es
  • ES154875A1 - PROCEDURE TO AVOID THE THEFT OF ELECTRIC LAMPS : en es
  • ES155372A1 - IMPROVEMENTS INTRODUCED IN COLD STARTING DEVICES FOR EXPLOSION ENGINES USING THE ACETYLENE GAS : en es
  • ES158061A3 - IMPROVEMENTS IN SAFETY NUTS : en es
  • DE732295C - Process for the preparation of ketones of polycyclic hydroaromatic compounds : de en
  • FR879656A - Process for the preparation of asphaltic bitumens : en fr
  • ES151602A1 - A DRUM WITH SIZE FOR CENTRIFUGES : en es
  • ES151823A1 - PROCEDURE FOR THE CENTRIFUGAL VERTICAL EMPTYING OF HOLLOW METAL OBJECTS BY MEANS OF A ROTATING MOLD AND A FIXED METALLIC NUCLEUS AND CONSTANTLY : en es
  • ES152366A1 - GARDA OR GARA APPLIQUE APPLICABLE TO ALL KINDS OF TOOLS : en es
  • ES152725A1 - MIXER MIXER MIXER FOR THE MANUFACTURE OF CHOCOLATE : en es
  • ES158371A3 - NEW PROCEDURE FOR THE PREPARATION OF ASBESTOS PACKAGING IN BRANCHES : en es
  • ES158743A3 - A MECHANICAL GRILL WITH CHAIN FOR SMALL HOUSEHOLDS : en es
  • US2312551A - Birdhouse : en
  • US2312436A - Clip for writing boards : en
  • US2312874A - Color photography : en
  • US2312417A - Pump, compressor, or hydraulic motor : en
  • ES151457A1 - A PROCEDURE FOR PREPARING A FUEL FOR EXPLOSION ENGINES : en es
  • ES151596A1 - NEW GASÓGENO : en es
  • ES151769A1 - IMPROVEMENTS IN THE AUTOMATIC FIXING NUTS : en es
  • ES153997A1 - DISTRIBUTION REGULATOR DEVICE FOR EXCHANGE BOXES, ESPECIALLY FOR AUTOMOBILE VEHICLES : en es
  • ES154706A1 - PROCEDURE AND DEVICE TO SEPARATE A MIX ON ITS ELEMENTS : en es
  • ES154726A1 - AUTOMATIC AND SIMPLIFIED SYSTEM OF REGULATOR OF MARCHES FOR VEHICLES AND ELECTRICAL APPLIANCES : en es
  • ES155508A3 - PROCEDURE FOR DRYING COD : en es
  • ES157022A3 - A DOUBLE EFFECT MACHINE FOR WEARING AND POLISHING GLASS AND CRYSTAL : en es
  • ES157373A1 - A MOLDING MACHINE WITH SAND INSUFALTION, WITH DEVICE TO RETURN, RAISE AND PARK : en es
  • FR879736A - Refrigerant system for vehicle transmission with variable heating : en fr
  • DE732350C - Horizontal water tube boiler : de en
  • ES153142A1 - A PROCEDURE FOR MANUFACTURING RUBBER OBJECTS WITH SURFACE CROSSED, CORRUGATED OR ACHAGRINATED : en es
  • ES154312A1 - ROTARY MULTIPLIER TO COPY BY ENTIRE PAGES, BY LINES OR SECTIONS : en es
  • ES155627A1 - IMPROVEMENTS IN THE COLORATION OF SUPERPOLIAMIDS : en es
  • DE732576C - Film pack for dental x-rays : de en
  • ES151572A1 - A DEVICE COMPRISING ONE OR SEVERAL SYSTEMS OF ELECTRODES PROVIDED OF AN INSULATING LAYER : en es
  • ES151725A1 - A BRAKE WITH COMPRESSOR AND TURBINE FOR AUTOMOBILE VEHICLES : en es
  • ES152034A1 - IMPROVEMENTS INTRODUCED IN THE GREASE DEVICES, ESPECIALLY FOR THE CYLINDERS OF THE INTERNAL COMBUSTION ENGINES AND IN THE ASSEMBLIES THAT CARRY THEM : en es
  • ES155549A1 - IMPROVEMENTS MADE IN THE MANUFACTURING OF BLINDS CURTAINS : en es
  • ES158709A2 - A PROCEDURE FOR THE USE OF SHALE OILS FOR THE PRODUCTION OF GREASE OILS, CHEMICAL BY-PRODUCTS AND GAS-OIL : en es
  • ES159553A1 - IMPROVEMENTS INTRODUCED IN THE FILMED FOOTBALL PENCILS : en es
  • US2312862A - Method and apparatus for completing wells : en
  • ES155147A1 - UNION UNIT BETWEEN THE BOX AND THE 2 AND 4 AXIS TRAM FRAME : en es
  • ES156996A1 - IMPROVEMENTS IN THE CONSTRUCTION OF LOCKS FOR TRAVEL ARTICLES : en es
  • ES157352A1 - A TENSIONING DEVICE FOR TUMBLERS OF T-SHIRTS : en es
  • ES157370A1 - A CASE OF MOLD COMPOSED OF SEVERAL LOOSE PARTS : en es
  • ES157495A1 - PROCEDURE FOR THE MANUFACTURE OF UNIVERSAL DISHES (MANDRELS OR SUBJECTION APPLIANCES) : en es
  • ES158699A1 - A BOARD OF RINGING RINGS : en es
  • FR879677A - Fixing clamp for corrugated sheets for roofs : en fr
  • GB551625A - Improvements in or relating to electrolytic condensers : en
  • ES145755A1 - Transmission apparatus for telegraphy receivers. : en es
  • ES152017A1 - A CERAMIC CONDENSER : en es
  • ES152494A1 - A SHUTTER STEP IN SLIDING AND SIMILAR DOORS : en es
  • ES154952A1 - PROCEDURE TO IMPROVE THE MECHANICAL QUALITIES, ESPECIALLY THE RESISTANCE TO THE PRESSURE OF THE CEMENT, MORTAR AND CONCRETE : en es
  • ES155017A1 - IMPROVEMENTS IN AMOVIBLE CONNECTION TERMINALS FOR TELEPHONE CORDS : en es
  • ES159527A1 - VOLTMETER SWITCHING DEVICE : en es
  • GB551609A - Improvements in and relating to nasal masks for respiratory appliances : en
  • US2312543A - Photographic printing material and process for using the same : en
  • US2312928A - Tool for assembling mechanical pencils : en
  • USD135163S - Design for an embroidered trimming : en
  • ES155509A3 - PROCEDURE FOR DRYING COD IN CHAMBERS BROUGHT BY HOT OR COOLED AIR CURRENT : en es
  • ES159686A3 - SOME IMPROVEMENTS IN THE VARIABLE RESISTORS USED IN RADIOTELEPHONY : en es
  • ES159730A1 - IMPROVEMENTS INTRODUCED IN THE THERMAL TREATMENT OF METALS AND ALLOYS, WITH SALINE FUSION BATHS : en es
  • ES151919A1 - BIVALVO AUTOMATIC APPARATUS FOR GYNECOLOGICAL INTERVENTIONS : en es
  • ES152156A1 - A PROCESS OF TRANSFORMING THE SPARTO FIBERS IN WHITE AND SOFT FIBERS, SUITABLE FOR ALL CLASS OF TEXTILE APPLICATIONS : en es
  • ES153695A1 - A NEW TIMBRE SYSTEM : en es
  • ES155215A3 - PROCEDURE FOR THE USE OF MINERAL AND NUTRITIVE MATTERS CONTAINED IN MILK SERUM : en es
  • ES157402A1 - NEW DISCHARGE APPARATUS, APPLICABLE TO TOILETS TANKS : en es
  • ES159539A1 - A FLASHING DEVICE OF A FILM IN A CINEMATOGRAPHIC DEVICE : en es
  • ES152665A1 - A DISCOIDAL TERRESTRIAL MINE : en es
  • ES153751A1 - A FUEL PUMP WITH SEVERAL CYLINDERS WITH ADJUSTMENT OF IMPELLED QUANTITY BY SETTING A SEPARATE CONTROL BODY FROM EACH PUMP CYLINDER : en es
  • ES154584A1 - COMPENSATING PROVISION FOR FIRST-ORDER FIRST-ORDER OSCILLARY MOMENTS IN TWO-TIME COMBUSTION ENGINES : en es
  • ES157915A1 - PROCEDURE FOR OBTAINING AN ADHERENT AND WATERPROOFING CEMENT : en es
  • US2312601A - Shutoff valve : en
  • CA410919A - Frozen food delivery machine : en fr
  • US2312472A - Photo recording device : en
  • US2312984A - Motor driven lawn mower and weed topper : en
  • ES150598A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF CUTTERS OF TRASH DESTINED TO BE COUPLED TO TRUCKS OF LANDFILL : en es
  • ES153573A1 - CATHODE RAY VALVE : en es
  • ES154471A1 - DEVICE TO INTENSIFY THE MECHANICAL PERFORMANCE OF EXPLOSIVE MIXTURES IN ENGINES FEEDED BY GASOGEN : en es
  • ES155596A3 - IMPROVEMENTS IN THE PREPARATION AND MOLDING OF VITRIFIED PASTA FOR VARIOUS INDUSTRIAL AND ARTISTIC APPLICATIONS : en es
  • ES155705A1 - PROCEDURE FOR THE AGGLOMERATION OF CARBONS : en es
  • ES157354A1 - SOME IMPROVEMENTS IN THE SPECIAL GAS AND AIR CARBIDE AND ADJUSTMENT APPLIANCES TO ADOPT AND FACILITATE THE USE OF SPECIAL GAS AND AIR TO ADOPT AND FACILITATE THE USE OF GASOGEN GAS IN NORMAL GASOLINE EXPLOSION ENGINES : en es
  • ES157525A1 - AN ELECTRO-AUTOMATIC PROCEDURE FOR GEAR CHANGES : en es
  • ES158483A1 - IMPROVEMENTS IN SUPERHETERODINO TYPE RADIO APPARATUS : en es
  • ES159269A1 - GRANADA COSNTRUCTION SYSTEM WITH FINS STABILIZER WILL BE LAUNCHED BY INFANTRY MORTAR OR SIMILAR PIECE : en es
  • ES151612A1 - A METHOD FOR TREATING TISSUES : en es
  • ES151860A1 - A PROCEDURE FOR THE MANUFACTURE OF DEGREASING PRODUCTS : en es
  • ES152315A3 - A PROCEDURE FOR THE OBTAINING OF SYNTHETIC BENZOIC ACID : en es
  • ES155160A1 - INSTALLATION WITH AMPLIFIERS : en es
  • ES157991A1 - A PROCEDURE FOR OBTAINING A NEW DERIVATIVE OF PHENOLPHALEIN : en es
  • ES158644A1 - IMPROVEMENTS IN THE MANUFACTURE OF DOUBLE-WALL BUILDING PLATES : en es
  • ES152770A1 - IMPROVEMENTS IN OR RELATED TO INDICATORS AND OR DATE REGISTRARS : en es
  • ES154033A1 - PROCEDURE TO OBTAIN A LEATHER SIMILAR MATERIAL : en es
  • ES157517A1 - A PROCEDURE FOR THE OBTAINING OF RICH PREPARATIONS IN VITAMIN C SUITABLE TO BE PRESERVED : en es
  • ES157597A1 - NEW PROCEDURE FOR THE MANUFACTURE OF BRIQUETAS AND AGGLOMERATED IN GENERAL, BASED ON CARBON : en es
  • ES157632A1 - PERFECTIONS IN THE MANUFACTURE OF DECOLORANT CARBONS : en es
  • DE732557C - Refractory stone with special slagging resistance : de en
  • ES152059A3 - PROCEDURE FOR THE MANUFACTURE OF CLIPS OR CLIPS FOR THE HAIR : en es
  • ES152306A1 - A GUILLOTINE SHEAR : en es
  • ES153668A1 - MACHINE FOR MAKING PRESSED GLASS OBJECTS : en es
  • ES158044A1 - BASCULABLE FRAME IN THE FORM OF CROSS : en es
  • ES158943A1 - A TEMPLEMENT FOR TELARES : en es
  • ES152471A1 - PROCEDURE FOR THE OBTAINING OF MICA, IN DIFFERENT GRAINS OF FINURA : en es
  • ES154492A1 - IMPROVEMENTS IN BURNER FACILITIES FOR HEAVY OILS, SPECIAL FOR BAKERY AND PASTRY OVENS : en es
  • ES154589A1 - SCHMIDT OPTICAL SYSTEM, WHICH CONTAINS A CORRECTION ELEMENT : en es
  • ES155721A1 - PROCEDURE FOR WASHING AND CLEANING TEXTILE MATERIALS : en es
  • ES151552A1 - PROCEDURE FOR OBTAINING FIRM DYES : en es
  • ES151598A1 - IMPROVEMENTS IN DRIVE BELTS FOR DRIVER CARTRIDGES : en es
  • ES152067A1 - IMPROVEMENTS IN MAGNESIUM LAMPS : en es
  • ES153140A1 - PROCEDURE FOR EXTRACTION OF TOMATO SKIN RESINS THROUGH AUTOCLAVE TREATMENT AT HALF PRESSURE : en es
  • ES153369A1 - TELEVISION MODULATOR CONNECTION TO ELIMINATE DISTURBING DISTORTIONS : en es
  • ES154903A1 - IMPROVEMENTS IN THE MECHANISMS OR MEANS OF TRACTION OF THE AUTOMOBILES : en es
  • ES157601A1 - A PROCEDURE FOR THE TRANSMISSION OF SIGNALS, ESPECIALLY ON TELEVISION : en es
  • ES158814A1 - A PROCEDURE FOR OBTAINING A VEGETABLE FUEL : en es
  • FR879620A - Improvement in dry gas meters : en fr
  • FR879685A - Gasifier, in particular for motor cars : en fr
  • US2312477A - Vibrating screen : en
  • GB551574A - Improvements in water cooling towers and similar apparatus : en
  • DE729218C - Process for the production of food from fish : de en
  • DE732567C - Resiliently mounted superheated steam box for locomotives opposite the wet steam box : de en
  • DE732605C - Device for stringing tennis rackets : de en
  • ES152153A1 - PROCEDURE FOR THE PREPARATION OF BLOUSES : en es
  • ES152257A1 - SOME IMPROVEMENTS IN THE INDUSTRIAL COFFEE MACHINES, IN THEIR COMMAND FAUCETS, IMPROVING THE WATER SUPPLY REGIME : en es
  • ES153574A1 - ARRANGEMENT WITH CATHODIC RAY VALVE FOR OSCILLOGRAPHS OR TELEVISION : en es
  • ES158707A1 - A NEW DEVICE TO FLOAT STRAWBERRIES WITH VARIATION OF THE CUT ANGLE : en es
  • ES158828A1 - A TUNNEL OVEN SYSTEM FOR THE REALIZATION, IN CONTINUOUS SERVICE, OF CHEMICAL PROCESSES AT HIGH TEMPERATURES : en es
  • ES158841A1 - A PROCEDURE FOR THE REFINING OF RESIDUES OF ANIMAL FATS, OILS AND HEAVY OILS : en es
  • ES152587A1 - INJECTION PUMP FOR COMBUSTIBLES OR SIMILAR : en es
  • ES155555A3 - IMPROVEMENTS IN THE CONSTRUCTION OF GASOGENES : en es
  • ES158267A1 - A SPEAKER OF DIFFUSERS PROVIDED WITH VARIOUS EXPONENTIAL DIFFUSERS DISTRIBUTED IN FAN FOR THE OBTAINING OF A PRECISE DETERMINED DIRECTION CHARACTERISTIC, AND ESPECIALLY A SPEAKER FOR THE REPRODUCTION OF HIGH NOTES : en es
  • ES158385A1 - PROCEDURE FOR MAKING STEEL ALLOYS RESISTANT TO INTERCRYSTAL CORROSION : en es
  • ES158386A1 - PROCEDURE FOR THE OBTAINING OF WASHING MEDIA : en es
  • ES158851A1 - IMPROVEMENTS IN REELS OF ACTION REINFORCED AGAINST COMBUSTION, ESPECIALLY FOR PROTECTIVE EQUIPMENT AGAINST THE ARC VOLTAIC IN HIGH PRESSURE ESLADORES : en es
  • ES151444A1 - A PROCEDURE FOR THE PRODUCTION OF AQUEOUS RUBBER OR SIMILAR AQUEOUS DISPERSIONS : en es
  • ES151813A1 - PROCEDURE FOR THE SACRIFICATION OF CELLULOSE MATTERS BY MECHANICAL DISINTEGRATION AND SIMULTANEOUS TREATMENT WITH MINERAL ACIDS : en es
  • ES152613A1 - IMPROVEMENTS INTRODUCED IN THE SOUNDS FOR WATCHES : en es
  • ES153230A1 - THREE-TENSION CONTINUOUS CURRENT GENERATOR FOR RADIO PORTABLE STATIONS AND PORTABLE RECEIVERS : en es
  • ES157094A3 - GASES, ESPECIALLY OXYGEN, HEATING SYSTEM, HYGROMETRIZER AND BALSAMIZER FOR THERAPEUTIC APPLICATIONS : en es
  • ES157627A3 - A PROCEDURE FOR BURNISHING TANNING OF RAZOR BLADES : en es
  • ES157826A1 - IMPROVEMENTS IN THE ACCELERANT MANUFACTURING PROCEDURE FOR THE VULCANIZATION OF THE RUBBER : en es
  • ES158568A1 - IMPROVEMENTS IN THE INTERNAL COMBUSTION ENGINES "TRUNK" EMBROIDERY : en es
  • ES159254A1 - IMPROVEMENTS IN THE BURNERS ADAPTABLE TO THE COMMON KITCHEN POTS : en es
  • ES159565A1 - A PROCEDURE TO MANUFACTURE OBJECTS WITH GREAT RESISTANCE TO THE HEAT AND FAVILITY OF MOLDING IN HOT AND COLD : en es
  • GB551567A - Improvements relating to river craft : en
  • GB551564A - Improvements in the control of electric motors through grid controlled rectifiers : en
  • ES153840A1 - A MACHINE FOR THE OBTAINING OF MOLDED CONCRETE PIECES : en es
  • ES154664A3 - SYSTEM OF ELECTRIC WATER HEATERS, PARTICULARLY INTENDED TO POWER COFFEE MAKER FILTERS : en es
  • ES157178A1 - A VALVE FOR SHORT DECIMETRIC WAVES : en es
  • ES157679A1 - A GASOGEN FOR ACETYLENE GAS : en es
  • US2312492A - Time switch : en
  • DE732400C - Manufacture of insoluble anhydrite : de en
  • ES151517A1 - A CLOSING DEVICE FOR OSCILLATING DOORS, ESPECIALLY INTENDED FOR VEHICLES : en es
  • ES154167A1 - PROCEDURE FOR THE TREATMENT OF SCHIZOPHRENIAS AND OTHER MENTAL ILLNESSES BY MEANS OF ELECTRICITY APPLIED BY SPECIAL MEANS : en es
  • ES155712A1 - PROCEDURE FOR OBTAINING ALUMINA : en es
  • ES156994A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES157508A1 - PROCEDURE FOR THE MANUFACTURE OF OBJECTS AND RIGID OR ELASTIC LAYERS BASED ON RUBBER-LIKE MATERIALS : en es
  • US2312475A - Sash holder and lock : en
  • ES154241A3 - SEMI AUTOMATIC CHUCK WITH DRILL HOLDER : en es
  • ES154252A1 - TURBULENCE GAS MIXER SYSTEM, APPLICABLE TO ENGINES FUELED WITH ACETYLENE OR SIMILAR : en es
  • ES157710A1 - A NEW GASÓGENO : en es
  • ES158263A3 - A PROCEDURE FOR OBTAINING HARD CARBIDE ALLOYS FROM WOLTRAM AND AN ADDITIONAL AUXILIARY METAL FOR TOOLS AND TOOLS : en es
  • DE732561C - Manufacture of sulfamic acid : de en
  • ES152371A1 - AUTOMATIC BLOCK FOR SECTIONS OF A TRANSITIONABLE ROAD IN BOTH DIRECTIONS : en es
  • ES153417A1 - IMPROVEMENTS IN THE MANUFACTURE OF MULTIPLE ARTERY CONDUCTORS FOR MOBILE TELEPHONE INSTALLATIONS : en es
  • ES153946A1 - IMPROVEMENTS IN TUBULAR LAMPS : en es
  • ES154878A1 - IMPROVEMENTS INTRODUCED IN THE DISPOSITION OF THE QUADRANTS INDICATORS OF THE WEIGHTS IN THE AUTOMATIC BALANCES : en es
  • ES157173A2 - OVERCURRENT SWITCH, ESPECIALLY IN THE FORM OF A THREADED AND ELEMENTARY CAP : en es
  • ES157405A1 - A PROCEDURE TO MANUFACTURE IRON AND STEEL INGOT : en es
  • ES158084A3 - IMPROVEMENTS AND IMPROVEMENTS IN THE BINDING OF BOOKS : en es
  • ES158167A3 - A BIOLOGICAL PROCEDURE FOR OBTAINING SOME ORGANIC ACIDS, SUCH AS LASTIC, CITRIC, GLUCONIC AND SIMILAR AND THEIR SALTS, BY FERMENTATION OF SUGARS : en es
  • ES158655A3 - INSTALLATION OF MOTOR FORCE BY BRANDS WITH COLLECTOR TANKS AND WITH PERMANENT POWER : en es
  • ES151344A1 - A PROCEDURE AND APPARATUS FOR USING MINERAL CARBON AS A FUEL IN EXPLOSION ENGINES : en es
  • ES155437A3 - PORTABLE OVEN FOR DRY DISTILLATION OF WOOD, MANUFACTURE OF VEGETABLE CHARCOAL AND USE OF ITS BY-PRODUCTS : en es
  • ES155727A1 - IMPROVEMENTS IN CONDENSATION DEVICES OF VOLATILE SOLVENTS USED IN THE EXTRACTION OF OILS AND FATS : en es
  • ES158422A3 - A HOMELESS LOCOMOTIVE WITH HIGH ACCUMULATOR PRESSURE : en es
  • DE732355C - Arrangement for the twisting of several parallel running alternating current conductor rails : de en
  • ES152198A3 - AUTOMATIC GENERATOR TO PRODUCE ACETYLENE UNDER PRESSURE : en es
  • ES152221A1 - IMPROVEMENTS IN THE MANUFACTURE OF SCREWS : en es
  • ES153720A1 - PORTABLE RADIOTRANSMITTER APPARATUS PROVIDED WITH A PROVISION TO KEEP AUTOMATICALLY CONSTANT THE ANTENNA EXCITATION CIRCUIT LOAD : en es
  • ES155178A1 - NEW MECHANICAL TIMBRE : en es
  • ES158135A1 - A PROCEDURE FOR OBTAINING A SPECIAL FEED : en es
  • ES159459A1 - IMPROVEMENTS IN THE MACHINES INTENDED FOR THE TEACHING OF THE TOUCH AND DISTRIBUTION OF THE MECHANOGRAPHY : en es
  • US2312450A - Device for storing toy logs and loading toy cars therewith : en
  • US2312773A - Educational toy : en
  • US2312536A - Fender shield construction : en
  • US2312632A - Surgical binder : en
  • US2312663A - Motion picture projector : en
  • US2312416A - Constant current transformer : en
  • US2312481A - Substituted derivatives of saturated or unsaturated pregnanediones : en
  • US2312716A - Unitfd statfs patfnt offtpf : en
  • US2312419A - Tensiometer : en
  • US2312554A - Riveting apparatus : en
  • US2312553A - Airplane tail wheel structure : en
  • ES153558A1 - A DEFAULT AND COMPRESSION DEVICE FOR AUTOMATIC MAKE-UP MACHINES : en es
  • ES154921A1 - PROCEDURE FOR OBTAINING BERILIO AND ITS ALLOYS : en es
  • ES154990A3 - TYPE OF SHAFT BEARINGS : en es
  • ES155118A1 - PERFECTED SHAVING MACHINE : en es
  • ES155695A3 - PROCEDURE FOR THE MANUFACTURE OF A SOAP SAVER : en es
  • ES152728A1 - IMPROVEMENTS IN OR RELATIVE TO ELECTRICAL CIRCUITS OF TEST TO BE USED, FOR EXAMPLE, IN AUTOMATIC TELEPHONE SYSTEMS : en es
  • ES154867A3 - CENTRIFUGAL PUMP FOR ELEVATION OF WATER OR OTHER LIQUIDS, WITH OPEN IMPELLER IMPELLER : en es
  • ES153198A3 - A PROCEDURE FOR MANUFACTURING ELECTRICAL RESISTANCES MADE OF METAL WIRE PROTECTED BY TUBES, ALSO METALLIC, OF VARIABLE LENGTH : en es
  • ES153627A1 - IMPROVEMENTS IN THE MEANS OF UNION OF THE ARMS TO THE SOFAS OF REST : en es
  • ES158932A1 - A PROCEDURE FOR JOINING FABRICS BY SEWING OR STICKS OR MIXED AT A TIME TO REVALORIZE ALL KINDS OF MATTERS AND REGENERATORS AND SIMPLIFY AND FACILITATE THE MANUFACTURE OF CERTAIN CLOTHES OF DRESSING : en es
  • US2312754A - Process for the manufacture of amino compounds : en
  • USD135164S - Desk ornament or similar article : en
  • CA410811A - Lubricating apparatus : en fr
  • ES150117A1 - IMPROVEMENTS IN THE MEETING OF A BODY OF TWO OR MORE NON-METALLIC BODIES : en es
  • ES151468A1 - SPECIAL DEVICE FOR PRINTER THEODOLITES, WITH ITS CORRESPONDING MARKER : en es
  • ES152013A1 - A FOUR-TIME EXPLOSION ENGINE AND FOUR CYLINDERS PLACED IN CIRCLE AND PERPENDICULARS ON THE SAME PLANE, WHOSE RODS ARE ACTUATED BY ROLLERS, A GROOVED OR ENTELLED DRUM ALONG THE CYLINDRICAL WALL WITH FUNCTIONS EQUIVALENT TO THE CRANKSHAFT : en es
  • ES152186A2 - MERAS IN CIRCUITS TO AMPLIFY ELECTRICAL OSCILLATIONS, USING A DISCHARGE TUBE : en es
  • ES153337A1 - A PROVISION TO OBTAIN THE DIFFERENT POSITION OF PHASES BETWEEN TWO AXES THAT ROTATE SYNCHRONICALLY : en es
  • ES153779A1 - PROCEDURE FOR THE INDUSTRIAL OBTAINING OF BODIES FORMED BY REPLACING THE HYDROGEN OF THE AMINIC FUNCTION BY AROMATIC RADICALS IN BODIES THAT POSSESS, IN ADDITION, THE SULFONAMIDE FUNCTION : en es
  • ES157421A1 - A PROCEDURE TO PREPARE VEGETABLES AND FRUITS FOR CONSERVATION : en es
  • ES157980A1 - DEVICE FOR THE SIMULTANEOUS PROJECTION OR NOT OF ALL KINDS OF MOVIES : en es
  • FR879812A - Process for preparing polyamino ethers : en fr
  • ES153843A1 - PROCEDURE FOR THE PREPARATION OF FOOD ALCOHOLIC BEVERAGES : en es
  • ES157666A1 - A NEW TISSUE PROCEDURE FOR FABRICS, YARNS AND FIBERS APPLICABLE ALSO FOR DESCRUDING AND BLANKING : en es
  • ES158117A1 - AN EXCAVATOR APPARATUS OF AUTOMATIC ACTION FOR WELLS ARTESIANOS AND WELLS IN GENERAL : en es
  • ES158876A1 - PROCEDURE TO AVOID BUTYRIC FERMENTATION AND OTHER HARMFUL BACTERIAL FERMENTATIONS IN CHEESE AND PRESERVES : en es
  • AU560742A - Improvements in machine and method for covering balls : en
  • US2312899A - Fishline package : en
  • ES153305A1 - PROCEDURE FOR THE PREPARATION OF P-AMINOBENZOLSULFONACILAMIDE : en es
  • ES154913A1 - ELECTRIC FURNACE FOR METAL MELTING : en es
  • ES155007A1 - IMPROVEMENTS IN THE SUBSCRIBER TELEPHONE STATIONS : en es
  • ES155098A1 - AMPLIFIER VALVE : en es
  • ES155586A1 - DEVICE FOR COPNSEGUIR THE COMPREHENSIVE COMBUSTION OF LCARBON : en es
  • ES159546A3 - IMPROVEMENTS IN THE "MINERVAS" PRINTING MACHINES : en es
  • US2312682A - Cream separator : en
  • DE732428C - Circuit control device operated by a motor for closing and opening circuits : de en
  • ES151480A1 - A CARBURETOR FOR GAS GAS : en es
  • ES152927A1 - MECHANISMS FOR INTERMEDIATE LOADS OF GRANULATED PRODUCTS : en es
  • ES153927A1 - A BASE FOR TUBULAR LAMP : en es
  • ES157033A1 - A PROCEDURE TO PREPARE AN ADHERENT PRODUCT FOR JOINING PAPERS AND ANALOGUE MATERIALS : en es
  • ES158888A1 - DEVICE TO OBTAIN PHOTOGRAPHS IN RELEIVE, EXPAND OR REDUCE THEM, ESPECIALLY APPLICABLE TO MACROPHOTOGRAPHY : en es
  • GB551562A - Improvements in phase shifting electric circuits : en
  • CA410905A - Potato treating apparatus for shipment : en fr
  • ES151587A1 - ELECTRODE PROVIDED WITH A COATING FOR OBTAINING ALUMINUM AND ALUMINUM ALLOY WELDING SEAMS, FREE OF PORES, ACCORDING TO THE METAL VOLTAIC ARC WELDING PROCEDURE : en es
  • ES152062A3 - FINISHING PLUG FOR SEALING BOXES ON AUTOMATIC FIREARMS : en es
  • ES152788A1 - IMPROVEMENTS IN THE LANDING TRAINS : en es
  • ES152833A1 - BIMETALLIC THERMAL SHOOTING MECHANISM : en es
  • ES159177A3 - IMPROVEMENTS IN WATER HEATING APPLIANCES USING ELECTRODES : en es
  • US2312522A - Ore pulp jig : en
  • US2312415A - Method of welding the ends of supporting rods to end fittings of well screens : en
  • DE732572C - The ceiling of the lower extension of a shaft-shaped combustion chamber, which acts as a reflective surface : de en
  • US2312882A - Game board : en
  • ES151497A1 - A PROCEDURE FOR THE MANUFACTURE OF SOAP COLOMPHONY : en es
  • ES154288A1 - CONTINUOUS DISTILLATION OVEN, FOR ALL COMBUSTIBLE MATTERS, BY THE INTERNAL HEATING PROCEDURE : en es
  • ES155282A1 - IMPROVEMENTS INTRODUCED IN GAS GENERATOR EQUIPMENTS FOR THE SUPPLY OF INTERNAL COMBUSTION ENGINES : en es
  • ES156976A1 - A PROCEDURE FOR THE MANUFACTURE OF ALL KINDS OF BLOCKS, BOVEDILLAS, BRICKS, PLATES, PIPES AND OTHER MATERIALS FOR THE CONSTRUCTION OF WORKS : en es
  • ES157034A1 - IMPROVEMENTS IN THE ASSEMBLY OF RUBBER STAMPS : en es
  • ES158219A1 - A MACHINE TO PREPARE FLEXIBLE AND ENDLESS TUBES, AND TO COVER WITH MATERIALS IN THE FORM OF TAPE WIRES, ROPES AND CABLES, IN A SINGLE UNINTERRUPTED WORKING MARCH : en es
  • CA410893A - Electron discharge device : en fr
  • US2312528A - Hose reel : en
  • US2312890A - Collar holder : en
  • ES153740A2 - NEW IMPROVEMENTS IN THE PROCEDURE FOR MONOLYTIC CONSTRUCTION : en es
  • ES153782A1 - CONTROL INSTALLATION FOR EXCHANGE CONTROL DEVICES, ESPECIALLY FOR AUTOMOBILE VEHICLES : en es
  • ES154578A1 - VALVE APRA ONDAS ULTRAACORTAS : en es
  • ES154650A3 - IMPROVEMENTS INTRODUCED IN THE PREPARATION OF BACILACTIC MILKS, IN PARTICULAR YOGHOURT : en es
  • ES157816A1 - PROCEDURE FOR OBTAINING SOLID OXYGEN FUELS : en es
  • ES158526A1 - AN INVISIBLE AND INDIRECT SYSTEM OF HEATING BY CIRCULATION OF AIR IN CLOSED CIRCUIT : en es
  • ES152598A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT Ns 151651 : en es
  • ES157652A1 - PROCEDURE FOR OBTAINING SULFUR GAS AND SULFURIC ANHYDRIDE, STARTING FROM SODIUM SULFATE : en es
  • ES157758A1 - A ACCUMULATION PROCEDURE IN BOTTLES OF STEEL, IRON AND OTHER MATERIALS, OF CHARCOAL, LEAK OR ANTHRACITE GASES, INDISTINATELY ADAPTING THOSE BOTTLES TO THE EXPLOSION ENGINES OF VEHICLES, BOATS AND INDUSTRIES OF ALL KINDS, IN REPLACEMENT OF GASOGENS OF SUCH SUBJECTS : en es
  • GB551585A - Electro-magnetic horn radiators : en
  • ES151515A1 - IMPROVEMENTS IN THE MACHINES FOR MANUFACTURING METALLIC CYLINDRICAL SPRINGS : en es
  • ES153097A2 - A PROCEDURE TO PRODUCE THE POWER TO REPEL WATER AND REDUCE THAT OF RETAINING IT IN CELLULOSE HYDRATE PRODUCTS, ESPECIALLY ARTIFICIAL SILK AND CELLULOSE WOOL : en es
  • ES154173A1 - PROCEDURE FOR THE PRODUCTION OF HIGH QUALITY SOAP : en es
  • ES154200A1 - PROCEDURE TO IMPROVE THE APPLICATION AND BRIGHTNESS OF PAINTS : en es
  • ES154789A1 - ELECTRIC STEAM PRODUCER SYSTEM : en es
  • ES158190A1 - PROCEDURE FOR THE USE AND RELAXATION OF THE THROAT OR TRAM LANE : en es
  • ES159300A1 - ELECTRIC OVEN WITHOUT RESISTANCE TO FUEL METALS : en es
  • DE731191C - Process for the preparation of derivatives of the nucleus-saturated and unsaturated-Pregnan series : de en
  • ES152309A1 - A POWER SYSTEM FOR EXPLOSION ENGINES : en es
  • ES154818A1 - PROCEDURE FOR THE MANUFACTURE OF A NEW FUEL : en es
  • ES155267A1 - IMPROVEMENTS IN COMBUSTION FACILITATORS FOR CAPOR GENERATORS : en es
  • ES155510A1 - GASOGEN OF A SINGLE CHAMBER FOR THE OBTAINING OF GAS FUEL EXEMPT FROM ALQUITRAN : en es
  • FR879790A - Process for preparing superpolyamides : en fr
  • ES151326A3 - IMPROVEMENTS IN THE MANEUVERING AND COUNTERWEIGHT MECHANISMS OF THE DOORS WITH A VERTICAL PATH, MAINLY IN THOSE THAT SERVE AS CLOSING THE LOADING DOORS OF THE OVENS AND HOMES : en es
  • ES151464A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT Ns 147182 : en es
  • ES152589A3 - A NEW PROCEDURE FOR OBTAINING PARATIAZOLYLSULFAMYLAMIDE : en es
  • ES153459A1 - A PROVISION OF MEASURING DEVICES AND INDICATORS IN AN AIRCRAFT : en es
  • ES155464A3 - ANNUL PRESS FOR THE OBTAINING OF BREADS OR COAL AGGLOMERATES AND OTHER MATERIALS : en es
  • ES156904A1 - A BRAKE CONNECTION SYSTEM FOR ASYNCHRONOUS ENGINES : en es
  • ES157195A1 - A PROCEDURE FOR THE MANUFACTURE OF ELEMENTS TO MANUFACTURE SOLE FOR FOOTWEAR : en es
  • ES158497A3 - PROCEDURE FOR THE MANUFACTURE OF A PERFUME, OF WAXY CONSISTENCY, FOR THE SKIN : en es
  • ES158626A3 - AN IMPROVEMENT IN COMBINED MIXERS WITH CARBURETOR FOR GASOGEN ENGINE INSTALLATIONS : en es
  • ES151929A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF INSULATING AND RESISTANT PIECES OF MULTIPLE APPLICATIONS BASED ON PASTA OBTAINED FROM THE FIBRA DEL BANANERO (MUSACEA) AND PLATANERO : en es
  • ES153349A1 - IMPROVEMENTS IN THE PROVISIONS OF CIRCUITS FOR THE OPERATION OF ELECTRIC SHOCK LAMPS : en es
  • ES155219A1 - PROCEDURE FOR RECTIFYING DEFORMED JOINTS OF RAILS MOUNTED ON ROADS : en es
  • ES158341A1 - ARMED CONCRETE FLOOR CONSTRUCTION SYSTEM : en es
  • ES159008A1 - AN OVEN OF FUNDING GLASS : en es
  • US2312388A - Hand weaving frame : en
  • ES152128A1 - IMPROVEMENTS IN THE TENSION OF THE BRAKE CABLES APPLICABLE TO THE MANUFACTURE OF SPEEDS IN GENERAL : en es
  • ES153374A1 - PROCEDURE FOR THE MANUFACTURE OF GRAPHITE ELECTRODES : en es
  • ES155490A3 - ELECTRIC SWITCH APPLIANCE, PROTECTED : en es
  • ES157808A1 - ELECTRIC WATER KETTLE, FROM WHICH THE WATER COMES FROM THE CENTRAL PART, ADAPTABLE ESPECIALLY TO THE DRINKING WATER CONDUCTIONS : en es
  • ES158674A1 - IMPROVEMENTS RELATED TO ELECTRODES USED IN GRANULATED CARBON RESISTANCE ELECTRIC OVENS : en es
  • GB551591A - Coin-freed means for preventing unauthorised use of car parking space : en
  • FR879622A - Improvement in the drying of materials containing a high proportion of liquid, such as fruits and vegetables : en fr
  • FR879649A - Junction device for electric cables with concentric conductors : en fr
  • ES150250A1 - PROCEDURE FOR OBTAINING HIGH-CONTENT SOAPS IN FILLING MATERIALS : en es
  • ES153190A1 - PROCEDURE FOR THE OBTAINING OF FILTERING BARRIERS, BY MEANS OF NUCLEI OF ABSORPTION DRILLS, SLOTS IN THE FIELD OR CATERING AND ELIMINATION GALLERIES : en es
  • ES155461A1 - PROCEDURE FOR THE MANUFACTURE OF CIRCULAR BRUSHES INTENDED FOR POLISHING METALS : en es
  • ES158429A1 - AN ELECTRICAL PROVISION OF DRIVING : en es
  • ES158807A1 - AN ELECTRIC OVEN BATHROOM SYSTEM FOR INTERNAL HEATING SALTS : en es
  • DE732303C - Process for the preparation of water-soluble monoazo dyes : de en
  • ES152723A1 - NEW SYSTEM FOR PIPE CLEANING : en es
  • ES152823A1 - AN INCLINED PATCH OF MECHANICAL AND AUTOMATIC MOVEMENT FOR THE RATIONAL COMBUSTION OF SOLID FUELS : en es
  • ES152881A1 - NEW SYSTEM FOR THE CONSTRUCTION OF AUTOMATIC SHOCK ABSORBERS TO CLOSE DOORS AND WINDOWS, BASED ON A HINGE SPRING : en es
  • ES155580A1 - PROCEDURE FOR THE MANUFACTURE OF AN ASPHALT MORTAR APPLICABLE TO COMPRESSED TILES, CONTINUOUS PAVEMENTS AND SIMILAR PURPOSES : en es
  • ES158459A1 - A ELECTRIC SHORTCUT WITH A COMMANDED OPERATING FUSE : en es
  • ES146855A1 - Procedure for obtaining printing molds and intermediate molds for them. : en es
  • ES151551A1 - IMPROVEMENTS IN THE SUSPECTION OF LANES : en es
  • ES153498A1 - GASOGENOUS APPARATUS : en es
  • ES157793A1 - SOME IMPROVEMENTS IN THE ASSEMBLY OF THERMOÉLECTRIC RESISTORS : en es
  • ES159736A1 - A PROCEDURE FOR THE OBTAINING OF BREAD AND OTHER BAKERY ARTICLES IN MOLDS : en es
  • GB551595A - Improvements in knitted metallic fabric for belting and other uses : en
  • ES153045A3 - PROCEDURE FOR THE PREPARATION OF STERILIZED MILK BOTTLES : en es
  • ES153161A1 - SOME PERFECTIONS IN THE CONSTRUCTION OF SEMIAUTOMATIC BALANCES : en es
  • ES154512A1 - SYSTEM AND APPARATUS FOR THE TRANSMISSION OF SIGNALS, WITH VARIOUS TRANSMISSION CHANNELS : en es
  • ES157263A1 - A NEW GASÓGENO FOR EXPLOSION ENGINES UP TO 25 HP : en es
  • ES159347A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES159453A1 - AN APPARATUS FOR STRETCHING FINE GLASS THREADS : en es
  • ES159583A1 - IMPROVEMENTS IN THE MANUFACTURE OF HERMETIC JOINTS FOR CONSTRUCTION PARTS OF AIRCRAFT : en es
  • ES151437A1 - PROCEDURE FOR THE OBTAINING OF TARTARIC PRODUCTS, GLYCERIN, SUGAR AND OTHER CONTENTS IN WASTE WINES OF WINE DISTILLATION : en es
  • ES153073A3 - A PROCEDURE FOR THE PURIFICATION OF GASES FROM GASOGEN APPLIED TO AUTOMOBILE VEHICLES : en es
  • ES153462A1 - DEVICE OR MACHINE FOR MEASURING AND SELECTING CRYSTAL CONTAINERS : en es
  • ES155245A1 - METHOD OF OBTAINING FEED FLOUR USEFUL AS FOOD FOR LIVESTOCK : en es
  • ES156995A3 - PNEUMATIC ROTARY GRINDER : en es
  • ES157862A3 - A DEHYDRATION SYSTEM FOR OILY LIQUIDS : en es
  • ES158798A1 - A PROCEDURE FOR THE PRODUCTION OF GARMENTS WITH RELATIVE RIGIDITY AND PERMEABILITY : en es
  • ES152465A1 - IMPROVEMENTS IN THE AERIAL SUSPENSION OF A ULTRADISPERSED FLUID OR OTHER DRY PRODUCTS IN THE FORM OF DUST : en es
  • ES152908A1 - PROCEDURE FOR MANUFACTURING SOLE FOR FOOTWEAR : en es
  • ES153707A1 - AN OPTICAL COMPENSATION DEVICE USING A SERIES OF TILTING MIRRORS : en es
  • ES154012A1 - IMPROVEMENTS IN THE MANUFACTURE OF ORTHOPEDIC BRAGUERS : en es
  • ES154267A1 - APPARATUS FOR PLACING THE TIMING SPOLETS OF THE ARTILLERY MISSIONS : en es
  • ES154484A1 - IMPROVEMENTS IN THE SYSTEM OF CONSTRUCTION OF NORMAL CEILINGS BY VIGUETTES AND BOVEDILLAS : en es
  • ES155019A1 - BATTERY OF OIL DECANTERS WITH AUTOMATIC SEPARATION AND WASHING THEREOF : en es
  • ES156999A1 - SOME IMPROVEMENTS IN THE CONSTRUCTION AND ASSEMBLY OF RUBBER MASSES, TO GUARNER THE RIMS OF THE HEAVY VEHICLE WHEELS : en es
  • ES158785A1 - PERFECT GASOGEN : en es
  • ES151650A1 - PROCEDURE FOR THE FINAL DISPERSION OF LIQUIDS IN THE FORM OF DROPS, WITH THE OBJECT OF, FOR EXAMPLE, TO DISTRIBUTE PROTECTIVE MEANS ON PLANTS : en es
  • ES152689A1 - A COMBINED TELEVISION AND RADIOPHONE RECEIVER INSTALLATION : en es
  • ES158501A1 - A NEW GASÓGENO : en es
  • ES158539A1 - A PROCEDURE FOR THE OBTAINING OF A SURGICAL MATERIAL OF SUTURES : en es
  • ES152279A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PORTALÁMPARAS : en es
  • ES152635A1 - SUSPENSION PROCEDURE APPLICABLE TO BIKES : en es
  • ES154091A3 - CONTROL MECHANISM FOR RADIO RECEIVING DEVICES : en es
  • US2312725A - Grease and manufacture thereof : en
  • US2312861A - Refrigerating machine : en
  • US2312506A - Electric cable or other insulated conductor : en
  • GB551602A - Improvements in or relating to apparatus for covering balls : en
  • US2312944A - Density compensator for flow meters : en
  • US2313025A - Mold for manufacturing electric discharge vessels : en
  • ES149337A1 - PROCEDURE FOR OBTAINING A FUEL INSECTICIDE PRODUCT : en es
  • ES151451A1 - AN ELEVATOR DEVICE FOR SWIVEL AND SIMILAR DOORS : en es
  • ES152512A1 - A PROCEDURE TO PREPARE VEGETABLES AND VEGETABLES IN POWDER : en es
  • ES153674A1 - SHIFT CHANGE MECHANISM FOR CIRCULAR TELESCOPES : en es
  • ES154601A1 - APPARATUS AND PROCEDURE FOR THE PURIFICATION OF GRAPHITE BY FLOTATION : en es
  • DE732517C - Dipstick for container : de en
  • ES152136A1 - IMPROVEMENTS IN THE LEAD REFINE METHOD : en es
  • ES152578A1 - A BODY SYSTEM FOR AUTOMOBILE CARS : en es
  • ES152891A1 - PROCEDURE FOR THE PREPARATION OF A WATER DUST : en es
  • ES153339A1 - A DISCHARGE CONTAINER WITH EXTERNAL ANODE : en es
  • ES153565A1 - A PROCEDURE FOR THE OBTAINING OF COMBINATIONS OF IMIDAZOL SUBSTITUTED BASICALLY IN THE NUCLEUS OF IMIDAZOL OF HYDROGEN : en es
  • ES153732A1 - AN AMPLIFIER ASSEMBLY OF ELECTRICAL OSCILLATIONS : en es
  • ES153739A1 - A PROCEDURE OF BIOLOGICAL SYNTHESIS, FOLLOWING A FERMENTATION PROCESS TO OBTAIN ACETONE AND BUTYL ALCOHOL : en es
  • ES156950A1 - A PROCEDURE FOR OBTAINING DERIVATIVES OF SULFAMIDAS CÍCLICAS : en es
  • ES158584A1 - A PROCEDURE TO OBTAIN A HIGH QUALITY ELECTRICAL INSULATION FROM POLYBUTYLENE : en es
  • DE732416C - Process for the extraction of solid substances from solutions : de en
  • ES154268A1 - PROCEDURE FOR THE MANUFACTURE OF CLINKER OF DOLOMY STABILIZED FOR THE MANUFACTURE OF BASIC REFRACTORY BRICKS : en es
  • ES154653A1 - AUTOMATIC SWITCH OR OVERVOLTAGES RELAY, PROVIDED OF ONE OR MORE TRIP ARMOURS AND AN ALTERNATE MOTOR FOR TIME DELAY : en es
  • ES157305A1 - A REGENERATOR, MORE ESPECIALLY SUITABLE FOR USING IT IN DEVICES WHERE THE MEANS THAT MUST BE REFRIGERATED AND HEATED, RESPECTIVELY, ARE CONDUCTED THROUGH THE GENERATOR AT VERY HIGH FREQUENCY : en es
  • ES157468A1 - IMPROVEMENTS IN THE SUBJECTION OF THE METAL BARREL PLUG RING : en es
  • ES159658A2 - A PROCEDURE FOR PREPARING AN ASTRINGENT SKIN CLEANING PRODUCT IN SOLID FORM : en es
  • DE730053C - Catenary : de en
  • ES152511A1 - A SYSTEM OF TUBULAR BRIDGE FOR THE SUBJECTION OF BUTTONS OR METAL BUTTON SOULS : en es
  • ES153444A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BALLESTAJES, ESPECIALLY FOR AUTOMOBILES : en es
  • ES156945A1 - IMPROVEMENTS IN APPLIANCES FOR THE STARTING OF AUTOMOBILE CARS, USING THE CURRENT OF THE NETWORK : en es
  • ES158960A1 - CHANGE OF PROGRESSIVE SPEEDS OF AUTOMATIC OR VOLUNTARY OPERATION : en es
  • US2312482A - Derivatives of the cyclopentanopolyhydrophenanthrene series : en
  • US2312906A - Double deck sleeping car : en
  • ES151955A2 - IMPROVEMENTS IN THE ELECTROMAGNETIC INJECTORS FOR INTERNAL COMBUSTION ENGINES, OBJECT OF THE MAIN PATENT : en es
  • ES152387A1 - CONSTRUCTION SYSTEM THROUGH PERFORATED BLOCKS IN AGGLOMERATES OF VEGETABLE FIBERS AND CEMENT LIGAZON : en es
  • ES154230A1 - FILTER AGAINST SAND OF PARTICULAR APPLICATION TO THE AIR INTAKE OF EXPLOSION AND INJECTION ENGINES, MAINLY FOR AERONAUTICAL USE : en es
  • ES155148A1 - AUTOMATIC COUPLING OF MINIMUM SPACE : en es
  • ES155478A3 - MACHINE TO VULCANIZE REPAIRS OF TIRE COVERS : en es
  • ES159239A1 - SERVE OF GRAVITY FORCE : en es
  • US2312405A - Spring trip mounting for cultivator steels : en
  • US2312634A - Switch : en
  • US2312801A - Insecticide : en
  • ES151458A1 - A PROCEDURE FOR PREPARING SULFONAMIDOPIROMIDINES : en es
  • ES152231A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT Ns 144346 : en es
  • ES152515A1 - NEW ELECTRIC KITCHEN SYSTEM WITH TOTAL HEAT EXTRACTION : en es
  • ES152984A1 - A PROCEDURE FOR THE SUPPORT OF THE ELECTRODE SYSTEM OR FOR FIXING THE SUPPORTING WIRES IN ELECTRICAL DISCHARGE CONTAINERS, ESPECIALLY IN SMALL ELECTRONIC VALVES : en es
  • ES159542A1 - AUTOMATIC WELDING PROCEDURE AND INDISPENSABLE WELDING MACHINE FOR THE REALIZATION OF SUCH PROCEDURE : en es
  • ES159558A1 - IMPROVEMENTS IN THE REPULSION MECHANISMS FOR THE REMOTE CONTROL OF BRAKES OF TOWED VEHICLES : en es
  • US2312576A - Fishing reel : en
  • US2312914A - Work holding device : en
  • ES151605A1 - A METHOD FOR THE REGULATION OF THE CONTENT OF THE IRON PHOSPHORUS : en es
  • ES152159A1 - DEVICE FOR THE TRANSFER OF MESHES IN COTTON RECTIFIED MACHINES : en es
  • ES154188A3 - MOTOR DRIVE FOR AIR DRIVEN MOTOR APPLIANCE : en es
  • ES155108A1 - SUPER-FUEL FOR DISTILLATION OF OLEORESINS : en es
  • ES157080A1 - A PROCEDURE FOR THE MANUFACTURE OF ALL KINDS OF BLOCKS, BOVEDILLAS, BRICKS, PLATES, PIPES AND OTHER MATERIALS FOR THE CONSTRUCTION OF WORKS : en es
  • ES158478A1 - A TEMPLE PROCEDURE : en es
  • FR879781A - Combing machine whose combing cylinder is controlled by means of a pair of eccentric wheels : en fr
  • US2312337A - Hydraulic well pump : en
  • US2312913A - Polyamide coated film element : en
  • ES150165A1 - PROCEDURE AND DEVICE FOR THE MOLDING OF GLASS OBJECTS : en es
  • ES151586A2 - PROCEDURE FOR THE PRODUCTION OF PERFECTLY ADHESIVE AND PREPARED COATINGS SUITABLE FOR THIS PURPOSE : en es
  • ES153456A1 - IMPROVEMENTS IN ELECTRIC VAPOR DISCHARGE LAMPS : en es
  • ES153604A1 - AN APPARATUS FOR THE DUMPING OF FIBROUS MATERIALS WITH THE HELP OF GASEOUS FLUID CURRENTS : en es
  • ES154465A1 - APPARATUS FOR THE TREATMENT OF ORGANIC OR INORGANIC SUBSTANCES WITH CORROSIVE ELEMENTS : en es
  • ES157152A1 - PROCEDURE TO OBTAIN A UNION BETWEEN ARTIFICIAL RUBBER AND ARTIFICIAL GLASS : en es
  • ES159011A2 - IMPROVEMENTS IN RELAXED OSCILLATION OR MULTIVIBRATING GENERATING CIRCUITS, ESPECIALLY FOR TELEVISION, IN ORDER TO INCREASE THEIR FREQUENCY STABILITY : en es
  • FR879728A - Process for refining the texture of magnesium and its alloys : en fr
  • FR879844A - Elastic bandage for all vehicles and in particular for cycles : en fr
  • DE732494C - Device for cleaning the air by wet means : de en
  • ES151804A1 - A PROCEDURE TO INDUSTRIALIZE THE POTATO : en es
  • ES152571A1 - IMPROVEMENTS IN OR RELATIVE TO CALL RECORDING DEVICES IN TELEPHONE OR SIMILAR SYSTEMS : en es
  • ES153730A1 - A MACHINE FOR DIEING TAPES OF SEMI-SOLID MASS WITH GREAT PERFORMANCE : en es
  • ES158570A3 - NEW FLOOR SYSTEM, BASED ON PIECES OF EARTH EARTH AND REINFORCED CONCRETE BEAMS : en es
  • ES159661A1 - MACHINE FOR VULCANIZAS FLOORS OF PASTA OF RUBBER (REGENERATED) WITH BANDELETA, TO ALL CLASS OF FOOTWEAR, IN SKIN, CLOTH CLOTH, PIQUÉ AND SIMILAR : en es
  • GB551708A - Improvements in and relating to food slicing machines : en
  • US2312963A - Plasticized polyvinyl acetal resin : en
  • CA410875A - Remote control system : en fr
  • ES151798A1 - A NEW PROCEDURE TO OBTAIN ARTIFICIAL DAYLIGHT : en es
  • ES159122A1 - IMPROVEMENTS IN AUTOMATIC FILLING LIMITING DEVICES, PROVIDED WITH A LIMITING BODY THAT FORMS AN INTEGRAL PART OF THE DEPOSIT TO BE FILLED : en es
  • AU116602B2 - Improvements in engines that run alternatively with producer gas or gas from benzine orthe like : en
  • US2312312A - Evaporator : en
  • US2312876A - Elastic fluid generator : en
  • USD135157S - Design for a pin or similar article : en
  • US2312334A - Production of knitted fabrics : en
  • US2312532A - Display board : en
  • US2312935A - Image suppression system : en
  • DE732384C - Frame for glazing for curved aircraft surfaces : de en
  • ES151571A1 - IMPROVEMENTS IN ELECTROLYTIC CONDENSERS : en es
  • ES152618A1 - IMPROVEMENTS IN THE PREPARATION OF WATERPROOF : en es
  • ES154009A1 - IMPROVEMENTS IN THE RACCORDS OF PIPES, FAUCETS AND OTHERS : en es
  • ES155053A1 - PROVISION TO PRODUCE DECIMETRIC WAVES : en es
  • ES157217A1 - A PROCEDURE TO OBTAIN PURE COPPER OXYCHLORIDE : en es
  • ES157846A1 - A TRANSMISSION FOR THE COUPLING OF AIR PROPELLERS : en es
  • ES158573A1 - PROVISION TO REGULATE THE SUPPLY CAPACITY OF FUEL PUMPS FOR INTERNAL COMBUSTION ENGINES : en es
  • ES158867A1 - IMPROVEMENTS IN THE MANUFACTURE OF STICKED FABRIC : en es
  • ES159525A1 - IMPROVEMENTS IN THE CONSTRUCTION OF GASÓGENOS : en es
  • ES159737A1 - A SOUND TELECINEMA STATION INSTALLATION : en es
  • US2312381A - Medicinal tablet : en
  • US2312454A - Lamp mounting and assembly : en
  • US2312517A - Method of nickel plating : en
  • US2312864A - Derivatives of omicron-hydroxybenzenecarboxylic acids and process of manufacture : en
  • CA410794A - Windshield wiper motor : en fr
  • DE732575C - Tooth grinding wheel with moistening device : de en
  • ES152325A1 - AN APPARATUS FOR THE CONSTRUCTION OF PAVEMENTS AND COVERINGS OF ZÓCALOS, WALLS AND SIMILAR WITH METAL OR ANALOG SQUARE : en es
  • ES154625A1 - PROCEDURE FOR FABRICATION OF FLOORS THROUGH THE USE OF ARMED VIGUETTES : en es
  • ES155163A1 - PROCEDURE FOR PREPARING MOLDED FARINACEOUS FOODS : en es
  • ES155552A1 - PROCEDURE FOR THE MANUFACTURE OF SULFONAMIDE DERIVATIVES : en es
  • ES157060A3 - PROCEDURE FOR THE MANUFACTURE OF FABRICS WITH GREAT THICKNESS IN THE WEFT : en es
  • ES158003A1 - AN APPARATUS FOR CUTTING LOTS OF BARS OF SEMIDURAL MATERIALS : en es
  • GB551659A - Improvements relating to photographic emulsions and to sensitive photographic materials coated therewith : en
  • CA410819A - Magnetic suspension for rotatable members : en fr
  • ES153150A1 - A MECHANISM APPLICABLE TO THE PLOWS OF ROTATING WELL TO REGULATE THE DEPTH OF THE SURCOS : en es
  • ES154034A1 - PROCEDURE FOR OBTAINING ARTIFICIAL FIBERS AND ANALOG PRODUCTS : en es
  • ES155030A1 - IMPROVEMENTS IN GASOGEN HOUSEHOLDS : en es
  • ES155185A1 - DEVIATION ELECTRODE FOR POLAR CATHODE RAY VALVES : en es
  • ES156993A1 - A METAL FURNACE FOR THE MANUFACTURE OF VEGETABLE CARBON, ESPECIALLY INTENDED FOR GASOPHENES : en es
  • ES157280A1 - PROCEDURE TO DISTRIBUTE AGRICULTURAL LANDS FERTILIZERS IN DILUTE SOLUTION, ACCORDING TO THE NEEDS OF THE PLANTS : en es
  • ES157854A1 - A PROCEDURE AND DEVICE TO CONVERT ANY CHOPPER HAMMER IN AN EXCAVATOR HAMMER : en es
  • ES152075A1 - IMPROVEMENTS ENTERED IN THE SPARK PLUGS OF THE AUTOMOTIVE EXPLOSION ENGINES : en es
  • ES152671A1 - A MECHANICAL INSTALLATION FOR THE USE OF THE PRODUCTS OF MANUFACTURE OF BEER FACTORIES : en es
  • ES152817A1 - A DEVICE TO HOLD THE PAPER ON A CYLINDER : en es
  • GB551580A - Improvements in drive transmission in motor vehicles : en
  • ES151439A1 - IMPROVEMENTS IN THE PROCEDURE FOR THE DISTILLATION OF ALCOHOLS AND OTHER INDUSTRIAL LIQUIDS : en es
  • ES151534A3 - IMPROVEMENTS MADE IN THE APPLIANCES THAT ALLOW TO SUPPLY POOR GAS TO FIXED OR MOBILE ENGINES : en es
  • ES152619A1 - A SIPHON DAM : en es
  • ES154406A3 - PURGING APPARATUS FOR CONDENSING WATER : en es
  • ES154576A1 - OBTAINING A SUBSTITUTE FOR SOAP WITHOUT USE OF FATS : en es
  • ES158121A1 - AN INDUSTRIAL CHEMICAL PROCEDURE FOR MANUFACTURING SOAP SUBSTITUTE : en es
  • ES159598A1 - A PROCESS FOR MANUFACTURING VEGETABLE CARBON COMPRESSES WITH A MIXTURE OF ANTHRACITE NAFETALINE AND VEGETABLE CASEIN, FOR VARIOUS USES, AND ESPECIALLY FOR THE PRODUCTION OF GAS UTLIZABLE IN EXPLOSION ENGINES : en es
  • ES152313A1 - LONG WAVE VIBRATING CRYSTAL HOLDER : en es
  • ES152323A1 - A METHOD, WITH THE CORRESPONDING APPARATUS, TO IMPRESS SOUNDS : en es
  • ES153240A1 - DEVICE FOR THE PLACEMENT AND ADVANCE OF THE SHEETS IN THE WRITING AND SIMILAR OFFICE MACHINES : en es
  • ES158319A1 - PROCEDURE FOR THE PREPARATION OF FERTILIZERS : en es
  • ES153561A1 - A PROCEDURE FOR THE OBTAINING OF ARALKYLAMINOCOMBINATIONS : en es
  • ES154311A1 - ELASTIC LUBRICATION PROCEDURE IN THE FORM OF PANTOGRAPH FOR GREASE BOX : en es
  • ES155265A3 - THREADING HEADS, WITH TANGENTIAL CUT COMBS : en es
  • ES157505A1 - A PROVISION TO AVOID THE PERTURBING PERFORMANCES OF THE VIBRANT NOISES IN THE RECEIVER OF SUBSCRIBER TELEPHONE APPLIANCES, WHICH WORK IN CONNECTION OF TWO ALTERNANCES OR SEMITISMS WITH FREQUENCY CARRIERS : en es
  • ES157976A1 - NEW GASÓGENO FOR THE FEEDING OF EXPLOSION ENGINES : en es
  • ES158616A1 - A GASOGEN : en es
  • ES159141A1 - PURIFIER FOR GAS GAS : en es
  • DE732484C - Film recording camera for stereo image pairs with two lenses working together with deflecting prisms : de en
  • ES152551A3 - A DIRECTION INDICATOR DEVICE FOR AUTOMOBILE VEHICLES : en es
  • ES153021A1 - PROCEDURE TO REGULATE THE COMBUSTION ENGINE VACUUM RUN : en es
  • ES153621A3 - A PROCEDURE FOR THE MECHANICAL MANUFACTURE OF LACE : en es
  • ES154148A1 - COMPRESSOR FOR GASES : en es
  • ES154219A1 - PROCEDURE FOR OBTAINING RELIEF IN PHOTOGRAPHIC, DRAWING, PAINTED AND PRODUCED VIEWS IN ANY WAY : en es
  • ES154929A1 - PUNTERIA APPARATUS : en es
  • ES157085A3 - LUBRICATE SEVERAL PLACES, WITH SPRAY PLUNGERS IN CIRCLE : en es
  • ES157204A1 - NEW PROCEDURE FOR THE MANUFACTURE OF ABRASIVE WHEELS : en es
  • ES158928A1 - PROCEDURE FOR THE MANUFACTURE OF INSULATING TUBES FOR THE ELECTROMECHANICAL INDUSTRY : en es
  • US2312513A - Slip cap for bottles : en
  • US2312974A - Electric control means : en
  • ES151842A1 - IMPROVEMENTS IN THE AIR DRYERS : en es
  • ES151923A1 - PROCEDURE FOR THE MANUFACTURE OF NON-SATURATED ALDEHYDS : en es
  • ES152663A1 - A PROCEDURE FOR LAUNCHING WITH PARAGLIDES OF LOADS OR PEOPLE WITH LOADS : en es
  • ES155452A1 - PROCEDURE TO CARRY OUT THE AUTOMATIC COLLECTIVE LOADING OF BATTERIES OF DIFFERENT DISCHARGE ACCUMULATORS : en es
  • ES159462A1 - A NEW PLOW : en es
  • FR879605A - Method and device for agglomerating charcoal for use in gasifiers : en fr
  • FR879767A - Gradual and automatic gear change : en fr
  • DE732388C - Liquid shock absorbers, especially for motor vehicles : de en
  • AU483442A - Improvements in and relating to rules for measuring : en
  • ES151519A1 - A PROCEDURE FOR THE OBTAINING OF A PRODUCT FOR CONSTRUCTION OF PIPES, CHANNELS, WATER TANKS AND PLANKS OF ALL KINDS OF SIZES AND DIMENSIONS : en es
  • ES152437A1 - PEDAL CRANK MECHANISM, ESPECIALLY APPROPRIATE FOR BIKES : en es
  • ES152455A1 - A DEVICE TO PREVENT THAT THE FINGERS AND SIMILAR PARTS OF BODY CARS WILL BE DETERIORATED WHEN THE ENGINE COVER IS OPENED AND CLOSED : en es
  • ES152856A1 - PROCEDURE FOR OBTAINING A CONGLOMERATE IN BALLS, PRODUCER OF CALORIFICATION ENERGIES : en es
  • ES157198A2 - IMPROVEMENTS IN CARD ASSURANCE : en es
  • ES157224A1 - NEW PROCEDURE FOR OBTAINING VULCANIZED FIBER : en es
  • ES139074A1 - Improvements in the manufacture of elastic locknuts. : en es
  • ES152337A1 - AN ADJUSTMENT DEVICE, ESPECIALLY TO TUNE RADIO INSTALLATIONS : en es
  • ES152477A1 - PROCEDURE FOR THE MANUFACTURE OF A WAX OF CANAUBA SYNTHETIC FOR TOILET CREAMS AND FOOTWEAR CREAMS : en es
  • ES154191A1 - PROCEDURE FOR OBTAINING COMPOUNDS OF PYRIDINE CARBONYL ACID AMIDES : en es
  • ES154518A1 - DEVICE FOR THE MODELING OF TRAVIESAS OF VIA FERREA AND ITS SUPPORTS : en es
  • ES157436A1 - PROCEDURE TO VARY THE PHYSICAL PROPERTIES OF THE CORK : en es
  • ES159260A1 - PROCEDURE FOR THE PURIFICATION OF CAST IRON : en es
  • DE732500C - Cutting machine, in particular three-knife machine, for trimming book stacks or the like : de en
  • ES151345A1 - PRESS OF OPERATION ON FOOT : en es
  • ES153075A1 - MACHINE FOR PROVIDING INSULATING TUBES OF ANY TYPE AND SPECIES OF METAL SHEET COATING WITH SEWING OR LONGITUDINAL JOINT, FAVORED WITH FIXED BLADE CUTTING OF THE CURVED SHEET AND ADAPTED TO THE INSIDE OF THE TUBE : en es
  • ES153900A1 - AN APPARATUS FOR GRADUALLY PRECISION RADIO WIRING EMISSION AND RECEPTION : en es
  • ES158835A1 - A PROCEDURE FOR THE OBTAINING OF COATINGS IN CYLINDRICAL AND SIMILAR CAPS, BY CONTRIBUTION OF METAL OF BEARINGS : en es
  • ES158890A3 - PROCEDURE FOR THE PREPARATION OF A FOOD CONCENTRATE : en es
  • FR879602A - Agglomerating material for stones and coverings : en fr
  • GB551573A - Improvements in or relating to means for removing detachable drill bits from drill ro : en
  • US2312380A - Dispensing container : en
  • US2312623A - Tracing plastic : en
  • US2312503A - Safety razor : en
  • US2312438A - Bottle chute : en
  • US2312952A - Method of producing chlorine : en
  • US2312955A - Quick adjustable clamp : en
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  • ES155690A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES156902A1 - MOTOR VEHICLE EQUIPMENT FOR CYCLES AND CYCLES PROVIDED OF SAID EQUIPMENT : en es
  • ES157480A1 - IMPROVEMENTS IN THE MANUFACTURE OF FILTERS FOR GASÓGENOS : en es
  • ES157928A1 - APPARATUS FOR TRANSFORMING AN ALTERNATIVE MOVEMENT IN CIRCULAR, WITH HIGH PERFORMANCE : en es
  • ES158761A1 - IMPROVEMENTS IN ELECTROMAGNETIC VOLUMETER SUPPORTS : en es
  • US2312848A - Motor driven pump unit : en
  • ES152004A3 - A PROCEDURE FOR THE MANUFACTURE OF ELASTIC TUBES, PROTECTORS AND INSULATORS : en es
  • ES152042A1 - A PROCEDURE FOR THE CONSTRUCTION OF METAL BEDS : en es
  • ES152749A3 - A PROCEDURE FOR OBTAINING VEGETABLE GELATINE (ALGINA) FOR THE MANUFACTURE OF APRESTINANTS, BINDERS, WATERPROOFING AGENTS AND OTHER ADHESIVES BASED ON SEAWEED TREATMENT : en es
  • ES157865A1 - MANUFACTURING PROCEDURE OF DECOLORANT CARBONS : en es
  • ES158411A1 - PROCEDURE FOR OBTAINING SULPHANILAMIDOPYRIMIDINES : en es
  • ES159740A3 - PROCEDURE TO OBTAIN TURNED TUBES DIRECTLY FROM THE PROFILE ROLLING TRAIN : en es
  • GB551667A - Improved driving means for an electric generator : en
  • ES151849A3 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF MACHINES TO OBTAIN EXTENDED COPIES OF PHOTOGRAPHS : en es
  • ES152596A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES153550A1 - A PROCEDURE FOR PERFORMING ELECTROLYTIC PROCESSES, ESPECIALLY ELECTROCHAPEADO, USING SOLUBLE ANODES : en es
  • ES155615A1 - GASOGEN FOR AUTOMOBILES AND ANALOG VEHICLES : en es
  • ES158926A1 - PROCEDURE FOR THE OBTAINING OF INSULATING PLATES FOR THE ELECTROMECHANICAL INDUSTRY : en es
  • US2312563A - Hydraulic classifier : en
  • ES151336A1 - ELECTRIC OVEN FOR THE MANUFACTURE AND TREATMENT OF PRODUCTS, SUCH AS GLASS : en es
  • ES152212A1 - A FILTER OF PERMUTABLE BASES : en es
  • ES152745A1 - A REMOVABLE CARBONERA, SPECIAL FOR THE CARBONE OF RAMILLAS AND MATORRALES : en es
  • ES153518A1 - A GUN CHARGER MANUFACTURED WITH A SMOOTH PLATE : en es
  • ES154680A1 - PROCEDURE FOR MANUFACTURING ARMED BRICK FLOORS SUPPORTED IN THE CONTOUR : en es
  • ES154797A1 - NEEDLE SYSTEM TO CATCH POINTS : en es
  • ES154931A1 - CONSTRUCTION SYSTEM IN THE FORGED FLOOR COMPOSITE OF ARMED HOMRIGON VIGUETTES AND SERRIN CONCRETE OR CERAMIC BOVEDILLAS : en es
  • ES150854A1 - A WOOD GASOGEN FOR TRUCKS AND AUTOMOBILES : en es
  • ES153625A3 - A PROCEDURE FOR THE TECHNOLOGICAL PREPARATION OF WOODS FOR SPECIAL USES : en es
  • ES153821A1 - A DEVICE FOR THE CONTROL OF LIZO BOARDS FOR TELESCOPES : en es
  • ES155553A1 - SCAFFOLDING SYSTEM FOR RIPPED PLATES : en es
  • DE1518683U - : de en
  • ES151802A1 - PROCEDURE FOR THE MANUFACTURE OF A FOOD FLOUR : en es
  • ES151945A1 - IMPROVEMENTS IN THE ADVENTORS : en es
  • ES155051A3 - DIRECT ADMISSION VALVE FOR AUTOMATIC VACUUM BRAKES ON RAILWAYS : en es
  • ES157387A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158089A1 - NEW SYSTEM FOR THE CONSTRUCTION OF CLARABOYAS AND CRYSTAL COVERS IN GENERAL : en es
  • ES158278A1 - IMPROVEMENTS IN CUPS FOR RETRETES OR INSTALLATION OF AUTOMATIC WASHING TOPS : en es
  • ES153421A1 - IMPROVEMENTS IN THE SIGNALING SYSTEMS : en es
  • ES154721A1 - GASOGENO OF INTERCHANGEABLE PIECES : en es
  • ES154923A1 - CLIPPING PROCEDURE AND DEVICE FOR SPEED CHANGES, ESPECIALLY OF AUTOMOBILE VEHICLES : en es
  • ES157050A1 - IMPROVEMENTS AND IMPROVEMENTS IN INTRODUCED IN A NEW DRAWING THREADS : en es
  • ES157249A1 - ELECTROMAGNETIC SOUND SYSTEM : en es
  • ES157692A1 - A MAGNETIC CIRCUIT, PARTICULARLY FOR AN ELECTRICAL MACHINE THAT CARRIES A PERMANENT MAGNETIC ROTOR : en es
  • ES158136A1 - IMPROVEMENTS IN THE UNIONS OF TUBULAR ELEMENTS OF METALLIC ARMOURS : en es
  • ES159109A1 - IMPROVEMENT IN THE VALID STABILIZED DEGREE OF REACTANCE : en es
  • GB551640A - A new or improved weighing scale : en
  • GB551644A - Improvements relating to the production of isoparaffins : en
  • GB551703A - Improved dyeing process : en
  • ES151507A3 - PROCEDURE FOR THE MANUFACTURE OF GLASSES FOR THE INTERIOR AND EXTERIOR LIGHTING OF ALL KINDS OF VEHICLES BY APPLYING PRESSED GLASS : en es
  • ES152252A1 - A PROCEDURE TO OBTAIN THE DIRECT LUSTRATION OF CARDBOARDS AND CARDBOARDS : en es
  • ES152838A1 - A PROCEDURE FOR THE MANUFACTURE OF FERROMAGNETIC COMPRESSED BODIES AND BODIES OBTAINED OF THIS WAY : en es
  • ES157486A1 - A PROCEDURE FOR MANUFACTURING A MEDICINE TO COMBAT CERTAIN LIVESTOCK DISEASES : en es
  • ES157712A1 - PROCEDURE AND APPARATUS FOR THE AUTOMATIC SETTING IN PHASE OF THE PROJECTION PERIOD OF THE CINEMATOGRAPHIC PROJECTOR WITH THE INTERVAL OF EXTINGUISHING THE CATHODIC RAYS TUBE, FOR DEVICES INTENDED FOR THE PROJECTION OF CINEMATOGRAPHIC FILMS ON TELEVISION : en es
  • ES158344A1 - A DEVICE FOR THE SUPPRESSION OF FOAM : en es
  • ES159014A1 - PROCEDURE FOR MANUFACTURING A VISCOSE GREASE TO TREAT BELTS AND TRANSMISSION CABLES : en es
  • DE731333C - Method for optical monitoring of a visual field : de en
  • ES151927A1 - IMPROVEMENTS IN THE PROCEDURES AND DEVICES FOR THE SUPPORT OF TENSIONED CABLES, ESPECIALLY IN CONCRETE CONSTRUCTIONS : en es
  • ES153701A1 - IMPROVEMENTS IN THE DEVICES TO REGULATE MOVEMENTS IN ACCORDANCE WITH FUNCTIONS : en es
  • ES158241A1 - MECHANICAL APPLIANCE TO TAKE ADVANTAGE OF COMBUSTIBLE GASES THAT ARE SPILLED, CONTAINED IN THE SMOKE THAT THE STEAM BOILERS EXPLODE : en es
  • ES158454A1 - ULTRALIGHT DEVICES FOR THE TREATMENT OF CONTAMINATED WATERS : en es
  • GB551623A - Control of centrifugal clutches : en
  • ES154754A1 - PROCEDURE FOR APPLYING SILK TISSUES : en es
  • ES155256A3 - PROCEDURE TO ENRICH GASOGEN GAS BY MEANS OF ACETYLENE TO BE APPLIED TO AUTOMOBILE VEHICLES : en es
  • ES155574A1 - PROCEDURE FOR THE EVACUATION OF CONTAINERS : en es
  • ES155708A1 - ELECTRO HYDRAULIC KEY : en es
  • ES157348A3 - IMPROVEMENTS IN THE CONSTRUCTION OF EXTENDERS FOR BRACELETS : en es
  • ES157721A1 - A NEW ROTATING SUPPORT : en es
  • ES158654A1 - IMPROVEMENTS IN THE CONSTRUCTION OF SHIP HULLS : en es
  • ES158844A1 - A HAMMER-KICKBACK, WHICH CONTAINS TWO HAMMERS POWERED AGAINST THE OTHER : en es
  • USD135167S - Obszarny etal airplane control wheel : en
  • ES151835A3 - IMPROVEMENTS IN THE MANUFACTURE OF COATED ELECTRODES FOR ARC WELDING : en es
  • ES152460A1 - IMPROVEMENTS IN THE UNIONS FOR FLEXIBLE HOSES : en es
  • ES153358A1 - A LIGHT PROJECTION DEVICE : en es
  • ES153746A1 - A RADIOELECTRIC RECEIVER PROVIDED WITH A RECEIVER BOX FORMED BY ONE OR SEVERAL SPIRES : en es
  • ES153993A1 - PROCEDURE FOR OBTAINING A GRANULAR PREPARATION : en es
  • ES154412A1 - IMPROVEMENTS IN LSO DEVICES OF CARBURING OF EXPLOSION ENGINES : en es
  • ES154864A3 - PROCEDURE TO DETERMINE ACCURATELY THE AMOUNT OF GLUCOSE CONTAINED IN URINE : en es
  • ES158055A2 - UNS CONNECTING PROVISION FOR ALTERNATING CURRENT TELEGRAPH TRANSMISSIONS WITH PHASE REVERSAL : en es
  • ES159099A1 - A WIND ENGINE : en es
  • FR879688A - Device for resilient mounting of motors operating by gearing a vehicle of any type : en fr
  • GB551547A - Improvements relating to the disposal of exhaust gases from aircraft engines : en
  • DE732598C - Gripper wheel : de en
  • ES153205A1 - TELEVISION STATION PROVISION WITH EXPLORATION OF THE IMAGE : en es
  • ES153589A1 - VALVE RECEIVER OF IMAGES FOR TELEVISION : en es
  • ES157642A1 - IMPROVEMENTS IN THE ADMISSION TUNERIES OF THE FOUR-TIME EXPLOSION ENGINES : en es
  • ES158552A1 - A PROVISION TO LIMIT THE ADJUSTMENT ANGLE OF HYDRAULIC REGULAR PROPELLER BLADES : en es
  • ES150343A1 - IMPROVEMENTS IN THE MANUFACTURE OF NITRATED MOTOR PARTS, MAINLY IN CRANKSHAFTS : en es
  • ES151626A1 - A DEVICE FOR TRANSFORMING THE OLD ROLLER MACHINES IN OWLING MACHINES : en es
  • ES152074A1 - IMPROVEMENTS IN THE PLUGS FOR AIRPLANES EXPLOSION ENGINES : en es
  • ES152214A1 - A GUÍAHILOS : en es
  • ES152855A1 - PERFECTED HYDRAULIC SHOCK ABSORBER AND LANDING GEAR FOR SAME APPLICATIONS : en es
  • ES153058A1 - A PROCEDURE TO OBTAIN FURFUROL AND POULTRY CELLULOSE IN PENTOSANA, STARTING FROM VEGETABLE MATTERS : en es
  • ES153774A1 - PROCEDURE FOR THE CONCENTRATION OF SULFURIC ACID : en es
  • ES154185A1 - WASHING MACHINE WIDTHS FOR WEAVING TRAINS : en es
  • ES154966A1 - IMPROVEMENTS INTRODUCED IN THE SEPARATION OF SOLID MATERIALS OF DIFFERENT SPECIFIC PESOS : en es
  • ES159404A1 - IMPROVEMENTS IN MOLDING MACHINES PASTES FOR SOUP : en es
  • FR879794A - Method and device for starting electric motors, in particular direct current traction motors : en fr
  • CA410824A - Tire reinforcing cord : en fr
  • DE732087C - Stabilization of organic substances containing halogen : de en
  • US2312486A - Traction increasing device : en
  • US2312722A - Metal boat : en
  • US2312942A - Power steer switch : en
  • CA410873A - Permanent mould : en fr
  • AU116588B2 - Improvements in electric hotplates : en
  • US2312324A - Osmium composition : en
  • ES154303A1 - INSTALLATION OF PRODUCTION OF A GAS COMBUSTIBLE OF ELEVATED POWER CALORIFICO : en es
  • ES154378A1 - GASOGEN OF CONSTANT THERMAL SELF-REGULATION FOR EXPLOSION ENGINES : en es
  • ES154851A1 - IMPROVEMENTS IN LSO ECONOMIZED GASOLINE APPLIANCES AND CARBURETTING IMPROVERS IN THE EXPLOSION ENGINES, BY SIMULTANEOUS AGGREGATION OF OIL AND WET AIR FUMES : en es
  • ES154993A3 - SLIDE RULE FOR LIGHTING PROJECTS : en es
  • ES157210A1 - IMPROVEMENTS IN THE DISPOSITION OF ELEMENTS ELECTROTÉRMICOS FOR THE HEATING OF LIQUIDS : en es
  • DK60643C - Grating insert with perforated, vertical air supply pipes. : da en
  • ES152495A1 - A RECTIFIER FOR CONNECTION OF VOLTAGE DUPLICATORS : en es
  • ES153327A1 - REGULATORY DISPOSAL FOR FUEL INJECTION PUMPS THAT ARE DISPLACABLE IN THEIR AMOUNT OF PUMPING IN DEPENDENCE OF THE DEPRESSION IN THE ASPIRATION PIPE : en es
  • ES153693A1 - A BEARING OR BEARING BASED ON STEEL NEEDLES OR SPIRALS, ADAPTABLE TO ALL KINDS OF MACHINERY AND TRANSMISSIONS : en es
  • ES153838A1 - IMPROVEMENTS IN THE MANUFACTURE OF SEMIPERFILES PROVIDED WITH SIDE FLANGES TO BE USED AS A BODY FOR THE CONSTRUCTION OF MINES : en es
  • ES154004A1 - A MILL FOR GRINDING AND MILLING OF COFFEE, FEEDS AND OTHER AGRICULTURAL PRODUCTS : en es
  • ES154253A1 - IMPROVEMENTS IN THE CONSTRUCTION OF NORIAS : en es
  • ES157206A1 - PROCEDURE FOR THE CARBONIZATION OF WOODY MATERIALS IN CAMERAS OR CAVIDADES WITH MOBILE AND REMOVABLE COVER : en es
  • ES159388A1 - A PRESSURE FILTER SYSTEM : en es
  • ES159554A1 - IMPROVEMENTS INTRODUCED IN THE FREE-OPERATING DEVICES FOR HIGH NUMBER OF REVOLUTIONS, SPECIALLY INTENDED FOR THE OPERATION OF AVIATION MOTOR FANS : en es
  • ES159614A1 - AN ELETROLÍTICO HEATER FOR WATER : en es
  • US2312529A - Apparatus for producing one-piece multifocal lens blanks : en
  • US2312717A - Multiple suspension file : en
  • US2312648A - Metal rolling mill : en
  • ES152124A1 - PROCEDURE FOR OBTAINING A NEW LIQUID FUEL FOR EXPLOSION ENGINES : en es
  • ES153027A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153702A1 - A NEW EXPLOSION ENGINE SYSTEM : en es
  • ES154120A1 - NEW FLUXOMETER : en es
  • ES154743A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF NIDALES REGISTERES AGAINST THEFT AND OVOFAGIA : en es
  • ES155700A3 - CYCLOPATINET : en es
  • ES157910A3 - A SCAFFOLDING SYSTEM FOR THE REPAIR OF CHIMNEYS OF ALL KINDS : en es
  • ES158292A1 - A CARBON GASOGEN FOR EXPLOSION ENGINES : en es
  • ES158557A1 - REGULATOR VALVE FOR REFRIGERATING FACILITIES : en es
  • GB551546A - Improvements in aerials for wireless communication : en
  • ES151404A1 - IMPROVEMENTS IN THE OBTAINING OF PHOTOCOPIES BY REVELATION "SEMISECO" : en es
  • ES153406A1 - AMPLIFIER WITH R-C COUPLING FOR TELEVISION : en es
  • ES154329A1 - A DRIVING DEVICE FOR DEPREPARATION OVENS AND ESPECIALLY FOR RAPID OSCILLATION OVENS : en es
  • ES157344A2 - IMPROVEMENTS IN THE PROCEDURE FOR OBTAINING AN ASSOCIATED FUEL FOR GASOGENS, OBJECT OF THE MAIN PATENT : en es
  • FR879625A - Improvements to dust extractors : en fr
  • CA410820A - Compressed air circuit breaker : en fr
  • ES151566A1 - A LIGHT METAL REFRIGERATOR FOR ELECTRONIC VALVES : en es
  • ES152874A3 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF RIVET MILLING MACHINES : en es
  • ES153450A1 - A BLOCKING LAYER CELL CONTAINING ONE OR MORE REFRIGERATION PLATES : en es
  • ES154427A1 - DEPURATOR APPARATUS FOR THE GAS OF LSO GASOGENOS OF THE ENGINES : en es
  • ES158673A3 - A PORTABLE TO PRODUCE WOOD CHARCOAL : en es
  • DE732404C - Self-curing spark plug putty : de en
  • ES154274A1 - PROCEDURE AND DEVICE FOR THE ENRICHMENT OF GASES : en es
  • ES155057A1 - EXTINGUISHING CHAMBER FOR AUTOMATIC SWITCHES OF SMALL DIMENSIONS WITH MAGNETIC ARC EXTINCTION : en es
  • ES156927A1 - A PROCEDURE FOR THE OBTAINING OF POLYCONDENSATION PRODUCTS : en es
  • ES158648A1 - A CLUTCH DEVICE FOR THE TEMPORARY COUPLING OF A START-UP OR LAUNCH ENGINE WITH AN INTERNAL COMBUSTION ENGINE TO LAUNCH : en es
  • ES152506A1 - DEVICE TO TENSION THE BICYCLE CABLE BRAKES : en es
  • ES153629A1 - INSTRUMENT FOR THE INDIRECT MEASUREMENT OF THE TRIANGULAR AREAS : en es
  • ES155151A1 - PROCEDURE FOR EXTRACTION OF THE LADANO RESIN FROM THE JARA PLANT, BY ALKALINE SOLUTIONS PRECIPITATED BY INORGANIC ACIDS : en es
  • ES158518A1 - PROCEDURE FOR OBTAINING UNSATURATED COMBINATIONS : en es
  • ES151550A1 - CLOSURE KEY FOR PRESSURE AIR BRAKE PIPES : en es
  • ES152564A1 - A PROCEDURE FOR OBTAINING AN OVINE ANTIVARIOLIC NEUROVACUNA, AGAINST THE SMALL MINE OF THE CATTLE LANAR : en es
  • ES154768A1 - APPARATUS FOR APPLYING LIQUID SUBSTANCES ON FILM FILMS : en es
  • ES154981A3 - POLYCOMBUSTIBLE GASOGEN : en es
  • ES155171A1 - IMPROVEMENTS IN THE MANUFACTURE OF FIBRATED MOLDED PEAK FISHES : en es
  • ES158537A1 - PROCEDURE FOR THE TREATMENT OF SKINS AND SKINS : en es
  • FR879679A - Steam-filled discharge tube : en fr
  • GB551578A - Improvements in or relating to converting domestic refuse containing cellulosic matter into a fertiliser : en
  • GB551604A - Improvements in or relating to stop taps : en
  • ES151652A1 - PROTECTIVE DISPOSAL AGAINST THE FORMATION OF VOLTAIC ARCHES OR SPARKS IN HIGH VOLTAGE INSULATORS : en es
  • ES152015A1 - AN ELECTRICAL LAMP OF FLOODING FULL OF NITROGEN GASES : en es
  • ES154834A3 - DEVICE APPLICABLE TO STREAMING TAPS, TO BE USED INDISTINITELY TO DRAIN WATER TO A UNITED JET OR TO DISPERSED FILETS AS A SHOWER OR SHOWER : en es
  • ES155032A1 - PROCEDURE FOR THE VITAMINATION OF RICE : en es
  • ES155326A1 - IMPROVEMENTS IN THE MANUFACTURE OF CANNULES INTENDED FOR LAVAJES, IRRIGACIONES AND DEMAS CLINICAL APPLICATIONS : en es
  • ES155554A3 - SHAVING MACHINE AND BLADE : en es
  • ES158728A1 - IMPROVEMENTS IN MACHINES FOR POTATO HARVESTING : en es
  • CA410848A - Aircraft de-icing means : en fr
  • ES151015A3 - PROCEDURE AND APPARATUS FOR THE DEHYDRATION OF IMPURE ETHYL ALCOHOL : en es
  • ES151461A1 - A PROCEDURE TO PREPARE CARBON FERTILIZERS WHICH ARE IGEDITED IN A GROSS STATE, LIQUIDS, IN FINE DUST OR IN THIS STATE, DISPLEASED IN WATER : en es
  • ES152106A1 - IMPROVEMENTS IN KEY COUPLINGS TO TURN ON OR OFF ONE SAME LIGHT FROM SEVERAL POINTS : en es
  • ES157434A1 - PROCEDURE FOR THE TREATMENT OF VEGETABLE TEXTILE FIBERS : en es
  • ES157933A1 - IMPROVEMENTS IN THE MANUFACTURE OF BLOCKS AND PARTS OF CEMENT OR CONCRETE APRA CONSTRUCCIONES : en es
  • ES158963A1 - A PROCEDURE, REFRIGERATION AND RESISTANCE OF METALS TO FIRE, AGAINST CALORIES ELEVATED BY METAL FLOWED TO THE PISTOLETE, TAR, CARBORUMUM AND REFRACTORY IN POWDER, TREATED TO THE OVEN : en es
  • CA410844A - Transmission mechanism : en fr
  • ES153253A1 - PROCEDURE FOR POLISHING THE SURFACE OF ALUMINUM OBJECTS AND ITS ALLOYS BY ANODICAL TREATMENT : en es
  • ES153656A1 - MOTOR WITHOUT VALVES, WITH POWER CYLINDERS, COMBUSTION CHAMBER AND WORKING CYLINDERS : en es
  • ES153789A3 - PROCEDURE TO AVOID DUST ON UNPAVED ROADS AND ROADS : en es
  • ES154590A1 - AUTOMATIC APUNTERIA APPARATUS FOR ACCOMPANIMENT MORTARS AND SIMILAR ARMS : en es
  • ES158517A1 - AN OPTICAL LIGHTING SYSTEM FOR MICROSCOPES : en es
  • ES146821A1 - Procedure for obtaining printing molds and intermediate molds for them. : en es
  • ES151337A1 - A MACHINE FOR MAKING BLOCKS OF CONCRETE VIBRATED AND APPROVED AT A TIME : en es
  • ES152810A3 - A NEW SAFETY WASHER SYSTEM FOR IMMOBILIZING NUTS : en es
  • ES153663A3 - A NEW PROCEDURE FOR THE PROTECTION OF ELECTRICAL RESISTANCES : en es
  • ES153862A1 - PROCEDURE FOR OBTAINING FDE ALKALINE ALUMINUM : en es
  • ES154301A1 - MACHINE FOR ESCALDING AGRICULTURAL PRODUCTS FOR PRESERVES : en es
  • ES155348A1 - GAS DISTRIBUTOR WITH VALVE SAFETY ANTILLAMA FOR EXPLOSION ENGINES USING THE ACETYLENE GAS : en es
  • ES155356A2 - PROCEDURE FOR THE MANUFACTURE OF WASHABLE AND INDESMALLABLE HYGIENIC VENDING : en es
  • ES157393A1 - PROCEDURE FOR THE MANUFACTURE OF RECTIFIER AND SIMILAR LAMPS : en es
  • ES158763A3 - IMPROVEMENTS IN THE MANUFACTURE OF SELF-CLOSING PURGE VALVES WITH BACK-PRESSURE CHAMBER AND FLOATING MAIN VALVE, AUXILIARY VALVE ON THE COVER OF THE BACK-PRESSURE CHAMBER AND STOP IN THE FORM OF A ROD FOR THE MAIN VALVE : en es
  • AU536042A - Shearing comb : en
  • DE732513C - Electric glow discharge tubes to keep the voltage constant : de en
  • DE732552C - Splash water protection for electrical machines : de en
  • ES151366A1 - A NEW GASÓGENO BY COMBUSTIÓN VEGETAL CARCARONS WITH AQUEOUS STEAM : en es
  • ES151512A1 - IMPROVEMENTS IN THE TREATMENT OF TEXTILE MATERIALS : en es
  • ES151968A2 - A DEVICE PLACED IN THE WRITING MACHINES TO OBTAIN COPIES WITHOUT CARBON PAPER : en es
  • ES152170A3 - AN IMPROVEMENT IN THE CONSTRUCTION OF SULFATING DEVICES : en es
  • ES157145A1 - TELEPHONE OR SIMILAR SYSTEMS FOR ESTABLISHING CONNECTIONS WITH A SWITCHING DEVICE CONTAINING ONE OR MORE STEPS GROUP SELECTING SWITCHES : en es
  • ES157644A3 - IMPROVEMENTS IN CONTROL DEVICES FOR HYDRAULIC SYSTEMS : en es
  • GB551629A - Improvements in metal wall coverings : en
  • ES151392A2 - IMPROVEMENTS OR IMPROVEMENTS INTRODUCED IN THE PURPOSE OF THE MAIN PATENT : en es
  • ES151645A1 - IMPROVEMENTS IN OR RELATED TO MULTIPLE UNIT CONDENSER SYSTEMS : en es
  • ES151822A1 - PROVISION TO COOL THE CONSENSUS CHAMBER OF AIR AND GAS COMPRESSORS : en es
  • ES152331A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF REFRACTORY BRICKS AND SIMILAR PIECES : en es
  • ES154271A1 - SERVOMOTOR GIVING REGULATION DEVICE : en es
  • ES154555A1 - ROTARY COMPRESSOR TUBE, WITH FINS, THAT SERVES BOTH FOR LOW AND HIGH PRESSURES AND IT IS USEFUL TO REMOVE AIR, GASES OR LIQUIDS AND IN WHICH THE ROTOR PALETTES DO NOT RUB WITH THE INSIDE OF THE CYLINDER : en es
  • ES155310A1 - COMPLETELY AUTOMATIC MACHINE TO MANUFACTURE ZIP CLOSURES : en es
  • ES158101A1 - A GASOGEN APPLICABLE TO AUTOMOBILE VEHICLES : en es
  • ES159613A1 - ARTICULATED BOGY OF TWO OR MORE AXLES FOR VEHICLES THAT CIRCULATE ON LANES : en es
  • US2312377A - Truck : en
  • ES151757A1 - A MECHANICAL DEVICE FOR LAPICEROS : en es
  • ES152546A3 - A PROCEDURE FOR THE MANUFACTURE OF USABLE OPTICAL DEVICES FOR EFFECTS OF REFRACTION OR REFLECTION : en es
  • ES153175A1 - IMPROVEMENTS IN THE INSTALLATION OF HEAVY OIL BURNERS IN MARINE BOILERS : en es
  • ES153355A1 - IMPROVEMENTS IN THE ARMOURS AND FORMWORK EMPLOYED IN THE CONSTRUCTION OF THE ARMED CEMENT FLOORS : en es
  • ES153704A1 - AN AUTOMATIC DEVICE FOR THE REGULATION OF SILK TIRE : en es
  • ES154839A1 - AUTOMATIC LANZABOMBAS MECHANISM FOR TOY FLYING AIRPLANES : en es
  • GB551579A - A new or improved material of rubber or the like : en
  • GR10053B - PEN TYPE WITH TUBE AND WRITING POINT. : el en
  • GB551706A - Improvements in or relating to circuit arrangements for gaseous electric discharge devices : en
  • ES150628A1 - PROCEDURE FOR THE MANUFACTURE OF SODIUM BICARBONATE : en es
  • ES153187A1 - IMPROVEMENTS IN THE OBTAINING OF WELDINGS FOR ALUMINUM AND LIGHT ALLOYS : en es
  • ES153536A1 - DOUBLE ACTION PRESS FOR THE MOLDING OF PARTS WITHOUT CAVITIES IN GLASS, GLASS AND, IN GENERAL, ALL KINDS OF PLASTIC MATERIALS : en es
  • ES154183A1 - IMPROVEMENTS INTRODUCED IN COILS AND TRANSLATORS WITH IRON NUCLEUS CONTAINING SILICON : en es
  • ES155174A1 - IMPROVEMENTS INTRODUCED IN THE APPLIANCES LIGHTING FOR FISHING CALLED WITH SUBMARINE HEADLIGHT : en es
  • ES155264A1 - MACHINE APRA MAKE CIGARETTES : en es
  • ES157514A1 - A PROCEDURE FOR THE RECOVERY OF CARBON SULFIDE IN THE MANUFACTURE OF ARTIFICIAL SILK OF VISCOSA : en es
  • ES158088A1 - PACKAGING SYSTEM FOR CIRCULATING TREES WITH ROTATING DIRECTION : en es
  • ES158380A1 - IMPROVEMENTS AND IMPROVEMENT IN A NEW POOR GAS GENERATOR, WITH WOOD, FOR EXPLOSION ENGINES : en es
  • ES151717A1 - A HOME TO BURN ORUJO, GRAPE PEPITAS AND OTHER PRODUCTS THAT ARE FEW AND EASILY CARBONIZABLE : en es
  • ES152079A1 - A PROCEDURE TO IMPROVE BY CORROSION OF ALLOY, ZINC AND MAGNESIUM ALLOYS : en es
  • ES153554A1 - AN INSTALLATION TO TRANSMIT SIGNALS OF WANTING TO ADVANCE A VEHICLE THAT GOES AHEAD, ESPECIALLY TO A TRUCK : en es
  • ES153595A1 - FRAME - SUPPORT FOR ACETYLENE OR OTHER GENERATORS, MOUNTED ON AUTOMOBILE VEHICLES : en es
  • ES155134A1 - PROVISION WITH DIRECTLY HEATED CATHODIES, ESPECIALLY FOR CATHODIC RAY VALVES : en es
  • ES155355A1 - VEHICLE MECHANICALLY POWERED BY ANIMAL TRACTION : en es
  • ES155363A1 - IMPROVEMENTS IN OSCILLATING BEARINGS FOR BICYCLE LIGHTING MACHINES : en es
  • ES155398A1 - TRANSATMOSPHERIC AIRCRAFT FOR THE TRANSPORTATION OF TRAVELERS AND MERCHANDISE : en es
  • ES155458A1 - IMPROVEMENTS INTRODUCED IN THE AUTOMATIC ARMS AND ESPECIALLY IN THE AMETRALLADORAS : en es
  • ES156963A1 - PROCEDURE FOR THE RENOVATION OF THE BEARING AREA OF USED BICYCLE COVERS : en es
  • ES158969A1 - IMPROVEMENTS AND IMPROVEMENTS IN THE GASOGENS OF APPLICATION TO THE MOTORS OF EXPLOSION OF THE AUTOMOBILE VEHICLES : en es
  • ES159357A3 - A PROCEDURE FOR THE MANUFACTURE OF FINE POWDERS FROM MELTED AMSAS BY MEANS OF GASES OR VAPORS WITH THE USE OF PROJECTION NOZZLES : en es
  • US2312702A - Reaction product of aldehydes and triazine derivatives : en
  • ES151815A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES152776A1 - A CENTRIFUGAL REGULATOR WITH GRADUABLE SPRING FOR ADJUSTABLE HEADS OF HYDRAULIC OR ELECTRICAL CONTROL : en es
  • ES152935A1 - A PROCEDURE FOR THE CONSTRUCTION OF FLOORS : en es
  • ES153632A1 - SOME PERFECTIONS IN FACILITIES FOR THE PRODUCTION AND CONSUMPTION OF ACETYLENE, AND PARTICULARLY IN THOSE INTENDED FOR THE OBTAINING OF HEAT, FOR DOMESTIC USES AND FOR LABORATORIES AND INDUSTRIES : en es
  • ES154543A1 - IMPROVEMENTS INTRODUCED IN THE HEADLIGHTS : en es
  • ES154934A1 - SOAP MANUFACTURING PROCEDURE DIRECTLY FROM THE BONES : en es
  • ES155380A1 - WELL OVEN, ESPECIALLY FOR DRY DISTILLATION, WITH CENTRAL INTRODUCTION OF WASHING GAS : en es
  • ES157066A1 - IMPROVEMENTS IN THE CONSTRUCTION OF FILTERS FOR GASÓGENOS : en es
  • ES157129A1 - A PROCEDURE FOR COVERING METALLIC BODIES WITH INSULATING MASSES : en es
  • ES158139A1 - A NEW PROCEDURE FOR MOLDING ABRASIVE WHEELS BY VIBRATING PLANS : en es
  • ES159214A1 - A SYSTEM OF SECURITY LOCKS ADAPTABLE TO ELECTRICAL CONTROLS : en es
  • CA410836A - Carrier current protective relaying system : en fr
  • ES152778A1 - BURNER DEVICE FOR SMALL SOLID FUELS : en es
  • ES153164A1 - NEW PROCEDURE FOR BUILDING BARRACKS : en es
  • ES154053A1 - ALCOHOL MANUFACTURING PROCEDURE : en es
  • ES154138A1 - STYLOGRAPHIC FEATHER PROVIDED WITH A COMPENSATION CHAMBER : en es
  • ES154325A3 - PERFECTED PROCEDURE OF MAKING GASOGEN WORK : en es
  • ES158711A3 - MULTIPLE TOOL HOLDERS : en es
  • ES154504A3 - FIRE WARNING SYSTEM : en es
  • ES154705A1 - MACHINE FOR COMPRESSING AND CUTTING AQUEOUS MATERIALS, SUCH AS FRUIT AND SIMILAR : en es
  • ES157092A1 - A SENSITIVE PERCUSSION ESPOLETA, INTENDED FOR EXPLOSIVE GRANADAS OF SMALL CALIBER FOR AUTOMATIC ARMS : en es
  • ES157369A1 - A REGISTRATION DEVICE : en es
  • ES157813A1 - A GASOGEN APPARATUS FOR EXPLOSION ENGINES : en es
  • ES147911A1 - Process for obtaining a molded material of high mechanical strength, particularly for the manufacture of objects subject to high mechanical stresses. : en es
  • ES151731A1 - A NEW MACHINE TO COLLECT POINTS OF MEDIA : en es
  • ES152870A1 - DISTRIBUTION OF SECTOR FOR STEAM MACHINES OF EMBROIDERY, WITH VARIATION OF ADMISSION AND SENSE OF ROTATION : en es
  • ES153925A1 - IMPROVEMENTS INTRODUCED IN LIGHTNING ELECTRICAL LAMPS : en es
  • ES154421A1 - IMPROVEMENT IN ROTARY HELICAL HELICOT PALLETS : en es
  • ES155389A3 - IMPROVEMENTS IN THE MANUFACTURE OF PARAURDIMBRES SHEETS : en es
  • US2312700A - Diazine derivatives : en
  • ES152195A1 - PROCEDURE FOR OBTAINING NEW DERIVATIVES OF HETEROCYCLIC COMPOUNDS : en es
  • ES158279A1 - PROCEDURE FOR THE PREPARATION OF COPOLYMERS DERIVED FROM BUTADIENE : en es
  • FR879839A - Method and apparatus for purifying gases from a gasifier : en fr
  • GB551693A - Improvements relating to the fixation of colouring matters on textile fibres : en
  • ES154070A1 - A GASOGEN : en es
  • ES154156A1 - APPARATUS INTENDED TO DEMONSTRATE VISIBLY AS THE TREATED TIME TAKES PLACE TO CELEBRATE TELEPHONE CONFERENCES AND TOTALIZE THE DURATION OF THE SAME : en es
  • ES159474A3 - A CALCULATING MACHINE : en es
  • FR879778A - Process for manufacturing liquid hydrocarbons from carbon gas combinations : en fr
  • ES151538A1 - LEVER MACHINE FOR LIVESTOCK CATCH : en es
  • ES151885A1 - A PROCEDURE TO PROVIDE INSULATING QUALITIES TO THE METAL TUBES USED IN THE ELECTRICAL INSTALLATIONS : en es
  • ES152902A1 - A PROCEDURE FOR THE PRODUCTION OF DIAZOTITIAS : en es
  • ES154945A1 - IMPROVEMENTS IN FRAMES AND VEHICLE BOXES : en es
  • ES155645A1 - LOADING DEVICE FOR SILOS CAMERAS : en es
  • US2312393A - Lighting fixture closure : en
  • US2312853A - Applicator roll : en
  • CA410859A - Refrigerator breaker strip assembly : en fr
  • US2312502A - Blade magazine : en
  • ES151647A1 - A DEBRIS APPARATUS OF PULPS CRUSHED FROM GRAPES OR THESE FRUITS : en es
  • ES152347A1 - PROCEDURE FOR MANUFACTURING PREPARATIONS BASED ON EMBELLISHING TOILET CREAMS, USEFULLY PREFERRED OF DAY : en es
  • ES152865A1 - ALAMBIQUE APPLIANCE FOR THE NEW CARBURING OF EXPLOSION ENGINES : en es
  • ES153188A1 - PROCEDURE FOR THE MANUFACTURE OF A DRINK OF LITTLE ALCOHOLIC GRADUATION, SIMILAR TO THE BEER OF MALTA : en es
  • ES153260A1 - DISPOSAL WITH CATHODIC RAY VALVE : en es
  • ES153378A1 - A CONNECTION FOR COLLECTIVE CALL THROUGH SOUND FREQUENCY : en es
  • ES154446A1 - TWIN MOTOR OF EXPLOSION, FREE OF REACTIONS : en es
  • ES154588A1 - MECHANISM OF APPLICATION TO ALL CLASS OF ARTICULATED DOLLS, TO PRINT DIFFERENT MOVEMENTS : en es
  • ES154718A1 - ELECTRIC FURNACE OF VIDRIERIA : en es
  • ES155305A1 - AUTOMATIC WARNING DEVICE FOR HAIR WAVE : en es
  • ES157140A1 - IMPROVEMENTS IN AIRCRAFT : en es
  • ES158813A1 - EQUIPMENT FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES : en es
  • DK60649C - Analgesia device. : da en
  • FR879847A - Process for the hydrolysis of cellulosic hemi-cellulosic materials, polysaccharides and others : en fr
  • DE728321C - A device for fixing the flaps of a device for increasing the swimming speed, consisting of a pulling strap that extends over the flaps : de en
  • ES151502A1 - A CONTACT PROVISION FOR BALL VALVE WALL-MOUNTED SOCKETS : en es
  • ES152655A1 - IMPROVEMENTS IN THE PROJECTILES : en es
  • ES152971A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BEES FOR BEES : en es
  • ES154977A1 - IMPROVEMENTS IN GASOGENS, ESPECIALLY IN ASPIRATION : en es
  • ES155197A3 - PROCEDURE FOR THE CARBONIZATION OF WOOD AND WOODY VEGETABLE WASTE : en es
  • ES151973A1 - A SPEED VARIATOR : en es
  • ES153131A1 - IMPROVEMENTS IN PROCEDURES FOR THE EXTRACTION OF VEGETABLE FIBERS, ESPECIALLY FROM RAMIO : en es
  • ES154031A1 - IMPROVEMENTS IN THE PISTONSLIBRES MACHINES, ESPECIALLY IN THE VARIABLE PRESSURE PRESSURE : en es
  • ES157270A1 - APPARATUS FOR THE PRODUCTION AND USE OF ACETYLENE GAS AS A FUEL IN ENGINES : en es
  • ES158494A1 - DOUBLE DISTRIBUTION GAS AND AIR MIXING DEVICE, APPLICABLE TO V ENGINES : en es
  • ES158880A1 - ELASTIC WHEEL FOR VEHICLES : en es
  • FR879732A - Lighter for poe: sawdust : en fr
  • ES151194A1 - PROCEDURE FOR WATERPROOFING CEMENT, PLASTER AND OTHER ANALOG PRODUCTS EMPLOYED IN CONSTRUCTION : en es
  • ES151378A3 - A PROCEDURE FOR THE FASTENING OF CAP BUSHINGS IN SHEET TANKS : en es
  • ES153156A1 - A NEW SYSTEM FOR THE CONSTRUCTION OF SEATS FOR CHAIRS AND SIMILAR : en es
  • ES154445A3 - PROCEDURE FOR THE MANUFACTURE OF PORTS OR CAPS FOR GASGENOS : en es
  • ES157314A1 - A PROCEDURE FOR THE CONSTRUCTION OF WHEELS OF ALABES : en es
  • ES159383A1 - A HYDROELECTRIC STATION FOR DIQUEO OR SUBACUÁTICA : en es
  • ES159642A1 - A PROCEDURE FOR THE OBTAINING OF AN APPROPRIATE CELLULOSE FOR THE PRODUCTION OF VISCOSE THREAD SOLUTIONS, BY RICH RAW MATERIALS IN PENTOSANAS : en es
  • ES152126A1 - IMPROVEMENTS IN THE MANUFACTURE OF AN INDUSTRIAL DETERSIVE : en es
  • ES152241A1 - A PROCEDURE FOR ASSEMBLING OR JOINING WOOD PIECES : en es
  • ES152716A1 - A PROVISION FOR THE PULSATION OR CONNECTION OF RADIOBALISES : en es
  • ES159053A1 - PROCEDURE FOR MANUFACTURING A PASTE FOR PRINT ROLLERS : en es
  • ES159498A1 - IMPROVEMENTS INTRODUCED IN THE COUNTRIES OF ELECTRICAL MEASUREMENT OF THE TEMPERATURE AND OF THE MOISTURE OF SPONTANEOUS IGNITION MATERIALS : en es
  • ES151694A1 - IMPROVEMENTS IN GASOGENS INTENDED FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES : en es
  • ES152271A1 - A STEREOMETRIC ARMOR FOR PLATE ELEMENTS, ESPECIALLY OF ARMED CEMENT, EXPOSED TO THE EXPLOSION ACTION : en es
  • ES153825A1 - EXPLOSION ENGINE OF LARGE NUMBER OF CYLINDERS, ESPECIALLY FOR VEHICLES AUTOMOVILES : en es
  • ES158019A1 - A SYSTEM FOR THE TRANSMISSION OF THE CURRENT OF ONE OR SEVERAL SOURCES OF TENSION TO ONE OR SEVERAL CONSUMERS : en es
  • ES159301A1 - IMPROVEMENTS IN RAILWAY COMBINED LIGHT JOINT SYSTEMS : en es
  • ES151335A1 - DEVICE FOR HIGH-FIGHT METERS, ESPECIALLY IN ARTILLERY COMMAND INSTALLATIONS : en es
  • ES151787A1 - A NEW SYNCHRONOUS MOTOR FOR GRAMMALS : en es
  • ES151972A1 - A PROCESS FOR THE MANUFACTURE OF PURE IRON AND IRON ALLOYS FROM FERROUS METALS, ESPECIALLY FROM FERRIFEROUS SANDS, RESIDUAL SLUDGE OF ALUMINUM EXTRACTION, PIRITE ASHES AND SIMILAR, NATURAL OR ARTIFICIAL SUBSTANCES CONTAINING NOT LESS THAN 20 PER 100 METALS TO EXTRACT, AND THE CORRESPONDING PRODUCT : en es
  • ES152860A1 - PROCEDURE FOR OBTAINING DIYODIDE FROM DITRIMETHYLAMINE ISOPROPANOL : en es
  • ES153894A1 - A DEVICE CONTAINING A DISCHARGE PIPE : en es
  • ES155686A1 - DRIVING GROUP, ESPECIALLY INTENDED FOR CAR VEHICLES : en es
  • ES156989A1 - A FRICTION WHEEL COMMAND WITH NON-STEEPED VARIATION OF THE NUMBER OF REVOLUTIONS : en es
  • ES157454A3 - AN APPARATUS CONSISTENT OF A COLD ACCUMULATOR : en es
  • ES152818A1 - A PROVISION TO DECOMPOSE THE IMAGE ON STRAIGHT CROSS-LINES WITH ENDLESS STRIPS FOR THE IMAGE, SERVING TWO PUSH BUTTONS OR HANDLERS : en es
  • ES153548A1 - PROCEDURE FOR OBTAINING CINC PURÍSIMO : en es
  • ES155001A1 - RADIOELECTRIC RECEIVING APPARATUS CONTAINING A REGULATING DIAL THAT CAN BE LOWERED, SUBSTANTIALLY SET OUT OF THE FURNITURE : en es
  • ES155430A1 - PROCEDURE FOR OBTAINING MECHANICAL ACTION SOLUTIONS FOR SUPERFICIAL TREATMENT OF MAGNESIUM ALLOY PARTS : en es
  • FR879687A - Hand driven tillage cutter with freely rotating load wheel : en fr
  • FR879748A - Method for overloading thermal installations, in which a working fluid in the gaseous state, preferably air, constantly describes a pressurized circuit : en fr
  • ES149584A1 - IMPROVEMENTS IN SIGNAL DEVICES FOR RAILWAYS : en es
  • ES152148A3 - CHEESE MANUFACTURING PROCEDURE : en es
  • ES153141A1 - A PROCEDURE FOR THE MANUFACTURE OF CARBON AGGLOMERATES WITH INSOLUBLE INORGANIC PRODUCTS : en es
  • FR879755A - Gas turbine rotor : en fr
  • DE732397C - Process for the production of dry foam from a foamed liquid : de en
  • ES151487A1 - AN ELECTRICAL LIGHTS APPLIANCE : en es
  • ES153263A1 - PROVISION TO RECEIVE TELEVISION EMISSIONS BY THE METHOD OF JUMPING LINES, IN WHICH THE SYNCHRONIZING IMPULSES OF THE LINES ARE SENT BY THE ISSUER WITHOUT INTERRUPTION : en es
  • ES154756A1 - PROCEDURE FOR SOLIDIFICATION, SPRAYING, MIST CRYSTALLIZATION : en es
  • ES151080A1 - A PROCEDURE FOR THE GAS OPERATION OF DIESEL ENGINES AND ENGINE FOR ITS REALIZATION : en es
  • ES151573A1 - IMPROVEMENTS IN MOLDED AND COVERED BODIES RESISTANT TO FUELS, OILS AND SOLVENTS : en es
  • ES152483A1 - LAFETA FIRE WEAPON WITH KICKBACK GUIDE : en es
  • ES152721A1 - A LAMP HOLDER FOR ELECTRONIC VALVES : en es
  • ES152740A1 - PROTECTIVE PROVISION AGAINST VOLTAIC ARCHES IN CHAINS OF VARIOUS LINKS MADE OF ALARGED BAR STAINLESS STEEL ISOLATORS : en es
  • ES153401A1 - FUEL INJECTION PUMP OR SIMILAR APPARATUS, WITH A SUPPORTED, ROTATING AND EXCENTRIC RING, REGARDING THE DRUM OF THE PUMP : en es
  • ES154838A3 - PROCEDURE FOR THE EXTRACTION, PURIFICATION AND CONCENTRATION OF MUCILAGO FROM MUCILAGINOUS PLANTS, IN ORDER TO OBTAIN AGAR, LICHENIN AND SIMILAR PRODUCTS : en es
  • ES156966A1 - A DEVICE FOR THE REGULATION OF PRINTER ROLLERS PRINTING MACHINES : en es
  • ES156973A1 - MECHANISM OF POWER TRANSMISSION WITH VARIOUS SPEED RELATIONS AND AUTOMATIC CHANGE FROM ONE TO OTHERS : en es
  • ES157874A1 - A WOOD CHARCOAL GASOGEN, ESPECIALLY FOR INDUSTRIAL AUTO VEHICLES : en es
  • GB551692A - Improvements relating to the manufacture of edible products from soya beans : en
  • ES152513A1 - A GASOGEN OF AUTOMATIC PRODUCTION OF GAS ACETYLENE, APPLICABLE TO VEHICLES OR WELDING FACILITIES : en es
  • ES153941A1 - IMPROVEMENTS IN ELECTRICAL DISCHARGE LAMPS : en es
  • ES154748A1 - TRANSFORMER OF MOIDULATION FOR THE MODULATION B OF ANODES OF EMITTERS, ESPECIALLY OF ELEVATED POWER : en es
  • ES155499A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES155673A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF HIGH FREQUENCY COILS : en es
  • ES157101A1 - A PROCEDURE FOR OBTAINING ALUMINUM SULPHATE FROM ALUMINUM MINERALS : en es
  • ES159491A1 - A MIXER FOR GASÓGENO : en es
  • GB551622A - Vat dye manufacture : en
  • ES153056A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154399A1 - ELECTRICAL CONTROL PROCEDURE, ESPECIALLY APPLICABLE TO ELECTRIC TRACTION : en es
  • ES156954A1 - BRAKE OF PRESSURE LIQUID, POWERED BY COMPRESSED AIR FOR AUTOMOBILE TRAILERS : en es
  • ES159423A1 - SOME IMPROVEMENTS IN THE HANDLING OF THE CELOFANA LAMINAR : en es
  • ES159551A1 - A MANUFACTURING PROCEDURE FOR A SALVAMEDIAS PRODUCT : en es
  • US2312578A - Hood locking mechanism : en
  • ES151548A1 - A PROCESS FOR THE OBTAINATION OF PURE OXYGENATED DERIVATIVES OF ALIPHATIC HYDROCARBONS, ESPECIALLY FOR THE OBTAINING OF FATTY ACIDS AND ALCOHOLS : en es
  • ES154321A1 - HOME INTENDED FOR THE USE OF SOLID FUELS, WHATEVER THE POINT OF FUSION OF THE ASHES : en es
  • ES156990A1 - DEVICE DISTRIBUTOR IN CLUTCH MECHANISMS FOR CHANGE BOXES, ESPECIALLY FOR AUTOMOTIVE : en es
  • ES157102A1 - A GASOGEN TO FEED EXPLOSION ENGINES : en es
  • FR879708A - Method and apparatus for purifying lean gas, or other similar applications : en fr
  • ES151710A1 - MECHANISM OF MOTOR-DRIVEN ADJUSTABLE STRAP, FOR AIRCRAFT : en es
  • ES152307A1 - A DEVICE FOR CUTTING PASTES : en es
  • ES152798A1 - A CONNECTION PROVISION FOR TELEPHONE INSTALLATIONS IN WHICH SIGNALS ARE ALTERED BY ALTERNATE CURRENTS OF A DETERMINED FREQUENCY : en es
  • ES153534A1 - AUTOMATIC TEMPERATURE REGULATOR FOR GASOGEN FILTER : en es
  • ES153953A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF BUSHINGS FOR BICYCLES, CHILDREN CARS, TRICICLOS, DISTRIBUTION CARS, CARS FOR INVALID AND SIMILAR : en es
  • ES158370A1 - MECHANISM FOR TOY CANYONS : en es
  • ES159162A1 - A MUD HEATER : en es
  • GR10052B - METHOD OF INSTALLATION OF MACHINERY AND SIZES FOR CLEANING MAIN IN A CAR. : el en
  • ES151379A1 - IMPROVEMENTS IN ELECTRONIC TUBES WITH SMALL TENDENCY TO VIBRATE : en es
  • ES152844A1 - PROCEDURE TO PREVENT THE EXCESSIVE INCREASE OF THE PRESSURE IN VAPOR GENERATORS OF SCARCE WATER VOLUME : en es
  • ES155208A1 - CORRADERA FOR SLIDING DOORS : en es
  • ES157720A1 - A CONICAL RING INSURANCE FOR TREES, SHEARS, TUBES AND SIMILARS TO BE SUBJECTED IN ANIMALS OR TO BE JOINED AXIALLY : en es
  • ES158420A1 - A PROCESS OF MANUFACTURING SOAPS : en es
  • ES159220A3 - PROCEDURE FOR THE MANUFACTURE OF EMBROIDERED FABRICS PACKAGED BY MEANS OF LOOMS OR MACHINES MOVED BY PANTOGRAPH : en es
  • ES159647A1 - A TWO-PIECE MECHANICAL UNION SYSTEM, ONE OF THEM IN A PLATE FORM, MAKING THE UNION BY THE SIDE OF THIS PLATE PIECE : en es
  • DE706125C - Arrangement for mechanical image splitters in which the same scanning element generates both the line synchronizing pulse and scans an image line : de en
  • US2312771A - Paring knife : en
  • US2312447A - Multicylinder magneto : en
  • US2312540A - Honing machine : en
  • CA410798A - Tube coupling : en fr
  • DE732442C - Device connected to a basic range finder for measuring target heights : de en
  • DE732460C - Outdoor switchgear without bracing : de en
  • DK60647C - Process for the production of shaped products of polymeric compounds. : da en
  • ES152039A3 - AN AUTOMATIC REGULATOR OR ELECTRICAL CURRENT SUPPLY BREAKER : en es
  • ES152610A1 - DETACHABLE CARBONER INTENDED FOR CARBONIZATION OF WOOD : en es
  • ES153538A1 - TELEVISION STATION TO CARRY OUT A COMPLETE TELEVISION SERVICE : en es
  • ES155207A3 - IMPROVEMENTS IN LIQUID COUNTER APPLIANCES, WITH TOTALIZING DEVICE : en es
  • ES157856A1 - A NEW ELECTROLYTIC EXPRESS COFFEE SYSTEM : en es
  • ES158080A1 - A PROCEDURE TO OBTAIN A NEW INDUSTRIAL EXPLOSIVE : en es
  • ES158179A1 - NEW GASoGEN : en es
  • ES159274A1 - PROCEDURE FOR OBTAINING A CRYPTOGAMICIDE PREPARATION : en es
  • US2312518A - Traction device : en
  • GB551606A - Improvements in and relating to enamel compositions : en
  • ES151533A1 - PROCEDURE FOR THE OBTAINING OF A NEW ALUMINUM WELDING : en es
  • ES151938A2 - IMPROVEMENTS IN THE PROCEDURES AND DEVICES FOR SUPPORTING THE TENSIONED CABLES, ESPECIALLY IN CONCRETE CONSTRUCTIONS : en es
  • ES152166A1 - A GASOGEN APPARATUS FOR ENGINE FEEDING : en es
  • ES153572A1 - CATHODE RAY VALVE : en es
  • ES153781A1 - A CONDENSATION PROCEDURE OF QUINOLEIN, ISOQUINOLEIN AND PYRIDINE, AS WELL AS ITS HALOGENATED DERIVATIVES, NITRATED AND AMINATED WITH PARA-ACETYLAMINE-BENZENE-SULFONAMIDE : en es
  • ES155605A1 - PROCEDURE FOR MANUFACTURING CHIPS AND METAL WOOL : en es
  • ES157695A1 - TERMINAL OF TELECOMMUNICATION CABLES FOR DOMESTIC AND SIMILAR INSTALLATIONS : en es
  • ES158023A1 - A DOUBLE TIRE GASOGEN APPLICABLE TO EXPLOSION ENGINES : en es
  • ES159285A1 - A SYSTEM OF UNION OF THE WRAPPING OF A ROLLED CARTRIDGE, WITH THE CULOTE : en es
  • DE732501C - Process for the production of alkali percarbonate : de en
  • ES152476A1 - PROCEDURE FOR THE MANUFACTURE OF A COLOIDAL RESIN COLA FOR PAPER AND CARDBOARD LINES : en es
  • ES153326A1 - PROVISION TO VARY THE PUMP AMOUNT OF SEVERAL UNITED FUEL PUMPS BETWEEN YES, ESPECIALLY OF INJECTION PUMPS : en es
  • ES154285A1 - PROCEDURE FOR MANUFACTURING METAL SETS : en es
  • ES155214A3 - PROCEDURE FOR THE MANUFACTURE OF CHEESES OF ALL KINDS BASED ON PASTEURIZED MILK AND SPECIFIC CROPS OF SUCH CHEESES : en es
  • ES157921A1 - PROCEDURE OF FILLING OF ELASTIC BANDAGES, BASED ON CORK : en es
  • ES159332A1 - A VALVE WITH REGULATED TRAVEL TIME IN ITS SPEED AND WITH ONLY A HOLLOW SPACE RESONATOR TO PRODUCE AND TO RECEIVE ULTRACORTAL WAVES : en es
  • ES159653A1 - IMPROVEMENTS IN THE SPEED TRANSMISSION SYSTEM FOR NORTON BOXES : en es
  • AU354941A - Improvements in knitting needles, crotchet hooks, andthe like : en
  • US2312881A - Car truck : en
  • DE732533C - Method of preventing color haze in color photographic material : de en
  • ES151315A1 - IMPROVEMENTS IN THE MANUFACTURE OF METAL FLOOR BOXES OR OTHER MATERIALS : en es
  • ES151666A3 - AN AUTOMATIC INDEX : en es
  • ES154257A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154534A1 - IMPROVEMENTS INTRODUCED IN THE MACHINES FOR SOWING, SANDING AND RESOLVING : en es
  • ES155315A1 - IMPROVEMENTS IN THE AUTOMATIC STOPPING EMCANISM OF GARROTE TELARES : en es
  • ES159336A1 - A X-RAY TUBE, CONTAINING A ROTARY ANODE : en es
  • ES151408A1 - ARMED INSULATORS : en es
  • ES152378A1 - PROCEDURE FOR THE MANUFACTURE OF DETERGENT PREPARATIONS, PARTICULARLY OF SUBSTITUTS OR ADAPTATIONS OF SOAPS AND EMULSIFIERS : en es
  • ES153771A1 - IMPROVEMENTS IN IGNITION CIRCUITS : en es
  • ES153879A1 - AN APPARATUS FOR MIXING WITH LIQUIDS AIR OR GASES : en es
  • ES153947A1 - A PROCESS OF AGGLOMERATION OF ALL KINDS OF FUELS FOR INDUSTRIAL AND DOMESTIC USES THROUGH MARGIN ALGAE AND PRODUCTS DERIVED FROM THEM : en es
  • ES153999A1 - A PROCEDURE FOR THE MANUFACTURE OF PADS OF DRY MILK, COCOA OR COFFEE IN POWDER AND SUGAR : en es
  • ES154988A1 - ISSUING PROVISION FOR RADIOGONOMETRY OR RADIOARRUMBING : en es
  • ES155687A1 - SKI-TAIL PLANE WITH LANDING FINS : en es
  • ES158118A1 - AN APPARATUS DEPURATOR OF GASES, APPLICABLE TO GASOGENS AND SIMILAR GENERATORS : en es
  • ES158863A1 - A DEVICE FOR OVERHEATING VAPOR IN DRIVE MACHINES : en es
  • ES152614A1 - REAR SUSPENSION PROCEDURE FOR BIKES : en es
  • ES153473A2 - A DISCHARGE VESSEL WITH OUTER ANODE : en es
  • ES154105A1 - APPARATUS TO AUTOMATICALLY TRANSMIT THE MORSE, WHOSE COMBINATIONS ARE OPTICALLY AND FOTICALLY RECORDED BY CHOICE OR BY CHANCE : en es
  • ES154284A1 - STRETCH BANK PROVIDED OF CABLE CONTROL FOR THE TENAZA CART : en es
  • ES154600A3 - PROCEDURE FOR OBTAINING AUTHOLIZED YEAST : en es
  • ES155190A1 - SYSTEM OF ECONOMIZING APPLIANCE AND COMBUSTION FACILITATOR FOR STEAM GENERATORS : en es
  • ES157406A1 - SHOCK ABSORBER, BY FLOATS, OF THE BLOWS PRODUCED IN THE PUMP PRESSURE PIPE OF THE PENCIL : en es
  • ES158042A1 - IMPROVEMENTS IN THE CONSTRUCTION OF WALLS : en es
  • ES158843A1 - SYSTEM OF HOLLOW OR SOLID BLOCKS FOR THE CONSTRUCTION OF FLOORS : en es
  • CA410910A - Automobile flag staff : en fr
  • ES151377A1 - PROCEDURE FOR THE OBTAINING OF FERRUGINOS CEMENTOS, SUCH AS CEMENT FERRARI, SIMULTANEOUSLY OBTAINING ALUMINA : en es
  • ES151471A1 - PROCEDURE FOR MANUFACTURING LEATHER TEMPLATES, ARMED : en es
  • ES152553A3 - A PROCEDURE FOR THE PRODUCTION OF ALUMINA : en es
  • ES152899A1 - ROTARY OVEN FOR CALCING SOLUTIONS : en es
  • ES152970A1 - PROCEDURE FOR THE PREPARATION OF HORCHATA OR CONCENTRATED CHUFAS MILK : en es
  • ES153822A1 - A CONTROL SYSTEM FOR AN ELECTRICAL VAPOR DEVICE : en es
  • ES154051A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES158561A1 - A PERFECTED GASOGEN SYSTEM, APPLICABLE TO EXPLOSION ENGINES AND AUTOMOBILE VEHICLES : en es
  • ES159708A1 - DEVICE WITH TWIN ALTERNATING ACTION CAMS, ENSURING THE RECTILINEAL DISPLACEMENT OF THE OPTICAL SET IN THE CINEMATOGRAPHIC PROJECTION DEVICES FOR CONTINUOUS DEVELOPMENT OF THE FILM : en es
  • ES151807A1 - A PROCEDURE FOR MANUFACTURING A SYNTHETIC SOAP : en es
  • ES152670A1 - A PROCEDURE FOR MANUFACTURING AGGLOMERATES OF UNDERLYING HULLA WITH ALQUITRÁN OR BETUNES AND ASPHALT LIMESTONE, AS A SUBSTITUTE FOR THE BREA : en es
  • ES153511A1 - AN ANCILLARY ELECTRICAL LAMP CONTAINING FLUORESCENT SIGNS : en es
  • ES153562A1 - A PROCEDURE FOR THE OBTAINING OF PHYSIOLOGICAL, ESPECIALLY ACTIVE N-METHYL-BETA-FENILISOPROPYLAMINES : en es
  • ES158288A1 - IMPROVEMENTS IN APPARATUS FOR WASHING AND CLASSIFICATION OF MINERALS : en es
  • ES159561A1 - IMPROVEMENTS IN THE MANUFACTURE OF TELESCOPIC SUPPORTS FOR PROJECTORS AND SIMILAR APPLIANCES : en es
  • US2312699A - Triazinyl carboxy-alkyl sulphides and salts thereof : en
  • US2312677A - Electric fluid heating means : en
  • ES151669A1 - A MECHANICAL SYSTEM FOR THE RECTIFICATION OF THE ALTERNATE CURRENT : en es
  • ES152047A1 - A NEW DEVICE FOR THE INSTALLATION OF A SPECIAL OVERLOAD RELAY FOR POLYPHASIC CURRENT ON AN AUTOMATIC SWITCH. : en es
  • ES152637A1 - IMPROVEMENTS IN OR RELATED TO AUTOMATIC BILLING DEVICES (TICKETING) FOR THE USE OF TELEPHONE OR SIMILAR PLANS : en es
  • ES152922A2 - IMPROVEMENT IN THE PROCEDURE FOR COLD VULCANIZATION WITH SULFUR CHLORIDE : en es
  • ES157611A1 - IMPROVEMENTS IN ELECTRIC DISCHARGE CONTAINERS : en es
  • ES159071A3 - AUXILIARY ENGINE FOR BICYCLES AND SIMILAR VEHICLES : en es
  • US2312584A - Dispensing cap and closure for containers : en
  • US2312789A - Well tool : en
  • ES154398A1 - MECHANISM OF CONTROL OF CENTRIFUGA FORCE, ESPECIALLY INTENDED FOR THE CONTROL OF ELECTRICAL CONTACTS : en es
  • ES154606A1 - DEVICE THAT ALLOWS TUNING SIMULTANEOUSLY, WITH THE HELP OF IDENTICAL AND ADJUSTABLE MEDIA IN THE SAME WAY, OSCILLATING CIRCUITS WHOSE RESONANCE FREQUENCIES SHOULD DIFFER IN A CONSTANT VALUE : en es
  • ES154957A1 - POOR GAS GENERATOR WITH VEGETABLE CARBON AND DEVICE TO MARRY INDISTINATELY WITH THIS GAS, GASOLINE, OR WITH MIXED MIXTURE, ADAPTABLE TO MOTOR VEHICLES : en es
  • ES156953A1 - A NOZZLE SYSTEM WITH AUTOMATIC REGULATION OF WATER SUPPLY, APPLICABLE TO ALL TYPES OF GASOGENS : en es
  • ES158472A3 - IMPROVEMENTS IN THE MANUFACTURE OF AMORPHOUS CHARCOAL ELECTRODES FOR ELECTRIC OVENS : en es
  • AU565742A - Improvements in and relating to resiliently sealed fluid controlling valves : en
  • ES151423A1 - EQUIPMENT OF FREELY FRAMING, WITH MASSES OF FLYWHEARS OF CONTRARY : en es
  • ES151493A1 - A MANUFACTURING SYSTEM OUT OF ITS ASSEMBLY, OF NERVED CEILINGS OF ARMED CONCRETE FORMED BY PARTS : en es
  • ES155331A1 - A GASOGEN : en es
  • ES155371A1 - PROCEDURE OF PRODUCTION OF ALL CLASS OF ORIGINALS ON CLICHES OF ALL CLASSES BY THE PHOTOELECTRIC SYSTEM : en es
  • ES156997A1 - A NEW RECULATACOS SWORD GAME : en es
  • ES157873A1 - A PROCEDURE OF FOUNDRY FOR ALLOYS WITH A TREND TO LIQUID : en es
  • GB551605A - Apparatus for facilitating the transport of aircraft : en
  • ES152368A1 - A DEVICE THAT CONTAINS A PIPE OF ELECTRIC SHOCK IN GAS : en es
  • ES152867A1 - IMPROVEMENTS IN THE OVENS INTENDED FOR THE MANUFACTURE OF COK : en es
  • ES154221A1 - PUNTERIA REGULATOR FOR MORTARS, LANZABOMBAS, LANZAMINAS AND SIMILARES : en es
  • ES154983A1 - IMPROVEMENTS INTRODUCED IN SINGING DEVICES : en es
  • ES159374A1 - PROCEDURE FOR THE OBTAINING OF P-AMINOBENZOLSULFONAMIDOPIRIMIDINAS : en es
  • CA410812A - Fluid density measuring apparatus : en fr
  • US2312820A - Method for removing mercaptans from petroleum oil : en
  • ES153437A1 - A PROCEDURE TO TREAT PHOTOGRAPHIC FILM TAPES : en es
  • ES154112A1 - IMPROVEMENTS INTRODUCED IN THE FABRICATION OF FOLDING STAIRS OF SCISSORS : en es
  • ES155608A1 - IMPROVEMENTS IN THE MANUFACTURE OF ELECTRIC SHEETS OF INCANDESCENCE : en es
  • ES157063A1 - IMPROVEMENTS IN DRUMS OF GUIDE OF THE THREAD FOR CROSSWINDERS : en es
  • ES157288A1 - PROCEDURE FOR THE PURIFICATION OF SULPHONATES OF PARAFFINS : en es
  • ES158297A1 - IMPROVEMENTS IN THE BOXES FOR ELECTRICAL DERIVATIONS : en es
  • FR879697A - Superpolyamide treatment process : en fr
  • DE732263C - Device for moving the counterweight of slewing cranes : de en
  • DE732566C - Degasser consisting of several departments for variable amounts of condensate and feed water : de en
  • ES153006A1 - AN ELECTRONIC VALVE, ESPECIALLY AN ELECTRONIC RAY VALVE : en es
  • ES153289A1 - PROCEDURE FOR THE OBTAINING OF DESOXICORTICOSTERONA AND ITS ESTERES OR ETERES : en es
  • ES155222A1 - SUSPENSION SYSTEM APPLICABLE TO BIKES, MOTORCYCLES, TRAILERS AND ANALOGS : en es
  • ES157032A1 - AN INDUSTRIAL PROCEDURE FOR THE PREPARATION OF TALADRINE : en es
  • ES157121A3 - AN APPARATUS FOR FACADE PLASTERING : en es
  • ES157239A1 - PROCEDURE AND SYSTEM OF APPLIANCE FOR THE WASHING OF GAS AT PRESSURE, WITH SECURITY VALVES IN THE FORCED FEEDING FOR COMBUSTION ENGINES : en es
  • ES157962A1 - SYSTEM FOR VENTILATION OF DRYING CHAMBERS : en es
  • DE732519C - Method for creating fine structure diagrams : de en
  • ES149224A1 - A DEVICE TO AVOID THE FORTUITE OUTPUT OF THE CONTAINER OF CONTAINERS AND CONTAINERS OF ALL CLASSES : en es
  • ES152301A1 - METAL CLOSURE OR UNION SYSTEM TO JOIN LATERALLY PAPER CARTON CONTAINERS, WOOD OR ANY OTHER MATTER : en es
  • ES153936A1 - IMPROVEMENTS IN LAMP CAPS OR ANALOGUE DEVICES : en es
  • ES154925A1 - PROCEDURE TO IMPROVE THE PLANNING CHARACTERISTICS OF FLOURS, ESPECIALLY OF WHEAT FLOUR : en es
  • US2312910A - recovery apparatus : en
  • US2312993A - Method of lining pipe : en
  • US2312430A - Pump piston packing : en
  • US2312660A - Miner's drill carriage : en
  • ES153686A1 - A SPECIAL PROCEDURE FOR CLOSING CERAMIC CONTAINERS WITH METAL COVER : en es
  • ES153994A1 - PROCEDURE FOR OBTAINING CUPRIFICABLE POLYAZOIC DYES : en es
  • ES155602A1 - GASOGENO PERFECTED OWN FOR VEHICLES PROVIDED WITH EXPLOSION ENGINE : en es
  • ES157293A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157321A1 - PROCEDURE FOR FISH FREEZING FISH : en es
  • ES157389A1 - A REFRIGERATED ANODE ELECTRIC DISCHARGE PIPE : en es
  • ES159229A1 - SYSTEM OF ANIMATED IMAGES BY MEANS OF THE MOVEMENT OF THE SPECTATOR : en es
  • ES159562A1 - A PERFECTED MINIMUM SWITCH TIPOR : en es
  • US2312831A - Indurated fibrous material and process of making the same : en
  • US2312866A - Luminescent tube and system : en
  • USD135153S - Design for a flashlight case : en
  • DE732356C - Auxiliary device for fastening insulators on their supports : de en
  • ES152917A1 - A DOUBLE FAUCET FOR HYDRAULIC PRESSES : en es
  • ES153699A1 - A DEVICE FOR THE MANUFACTURE OF A WASHER : en es
  • ES158546A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BOVEDILLAS BASED ON PIECES FORMED BY UNIQUE ELEMENTS OF COOKED CLAY : en es
  • CA410833A - Electrical system protective relay : en fr
  • DE732173C - Process for the preparation of cycloalkanes from 1,3-dichloro- or 1,3-dibromoalkanes : de en
  • DE732476C - Insulated electrical line : de en
  • ES153301A1 - PROCEDURE FOR INJECTION OF EXEMPT AIR MIXTURE FUEL IN INTERNAL COMBUSTION ENGINES : en es
  • ES155409A1 - AUTOMATIC SWITCH FOR ELECTRICAL CURRENT : en es
  • ES155678A1 - FLOOR SYSTEM FOR CHILDREN'S SHOES : en es
  • ES159590A1 - A BOILER OR SPECIAL AUTOCLAVE APPARATUS FOR INSTANT OR SLOW DISCHARGE, APPLICABLE FOR THE PRODUCTION OF CELLULOSE, FIBER OR VEGETABLE TREATMENTS OR CHEMICALS : en es
  • ES151435A1 - PROCEDURE FOR HEATING AND MODELING TUBES, RODS AND OTHER GLASS OBJECTS : en es
  • ES152449A1 - PROCEDURE FOR OBTAINING MEANS FOR SEED MACERATION : en es
  • ES153499A1 - APPLIED PREVENTIVE DRYING APPLIANCE IN THE MANUFACTURE OF FIDEOS AND OTHER LONG PASTAS : en es
  • ES153860A1 - A PROCEDURE FOR THE CONSTRUCTION OF QUICK FLOORS : en es
  • ES154632A1 - PROCEDURE OF PROPULSION FOR BIKES : en es
  • ES154774A1 - PROCEDURE FOR THE MANUFACTURE OF CERAMIC CONTAINERS COMPLEXLY : en es
  • ES155138A1 - PROCEDURE FOR THE PREPARATION OF QUATERNARY AMMONIA COMPOUNDS : en es
  • ES155606A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES155677A1 - IMPROVEMENTS IN THE PROCEDURE OF FEEDING THE COMPRESSOR MACHINES TO MAKE BARS, WITH PLASTICASM PASTOSM, SOFT AND SIMILAR MATERIALS : en es
  • ES151358A3 - IMPROVEMENTS IN THE MANUFACTURING PROCEDURE OF RADIOPHONE RECEIVING DEVICES, IN THE ASSEMBLY OF THE INDICATION AND CONTROL PANEL : en es
  • ES151879A3 - A CONTINUOUS RING MACHINE WITH SPINNING TUBES AND COMPRESSED AIR NOZZLES TO INTRODUCE THE THREAD INTO THE SPINNING TUBE : en es
  • ES153017A1 - MACHINE FOR SHREDDING LANDS AND KAOLINES, FOR THE CONSTRUCTION OF CERAMICS : en es
  • ES154521A1 - GAS COMBUSTIBLE ENGINE FEED DEVICE : en es
  • ES154812A3 - PROCEDURE FOR THE MANUFACTURE OF CAPACITORS FOR RADIOTELEPHONY RECEIVERS : en es
  • ES154817A3 - PERFECTIONS IN THE MANUFACTURE OF KNITTED PANTIES AND UNDERWEAR : en es
  • ES154842A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155301A1 - CENTRIFUGAL PUMP OR HYDRAULIC TURBINE WITH COUNTERPRESSION AT LEAST INTERMITTENT ON THE WATER SIDE BELOW : en es
  • ES157572A3 - ROTATING FIELDS INDUCTION MOTOR : en es
  • ES158328A1 - AXIAL PERCUSSION INSTRUMENT : en es
  • ES153729A1 - PROCEDURE FOR THE HARDENING OF RESIN SOAPS : en es
  • ES154304A1 - PROCEDURE FOR THE PREPARATION OF DENTAL PROTESIS, ESPECIALLY EMPASES, STARTING FROM ARTIFICIAL SUBSTANCES : en es
  • ES154358A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES158862A1 - PERFECTIONS IN THE BICYCLE SPEED CHANGE MECHANISM : en es
  • ES159360A1 - A PROCEDURE FOR THE OBTAINING OF HILATURE NOZZLES : en es
  • USD135154S - Design for, a buckle : en
  • ES151362A1 - A PROCEDURE FOR THE OBTAINING OF SOLVENT AND REBUILDING MEDIA : en es
  • ES151588A1 - DEVICE TO MAKE LIQUID ESCORIAS AND FUSED MASSES SOLIDIFIED IN A VERY POROUS FOAMY FORM : en es
  • ES154580A1 - LEVER VALVE FOR BOTTLES OF COMPRESSED GASES, ESPECIALLY FOR FIRE EXTINGUISHERS : en es
  • ES155142A1 - DEVICE CONTAINING AN ELECTRIC SHOCK PIPE : en es
  • ES158889A1 - PROCEDURE FOR THE OBTAINING OF CHLORINE OXIDES, ESPECIALLY CHLORINE BIOXIDE : en es
  • ES159064A1 - APPARATUS INTENDED FOR THE TREATMENT OF SOME NERVOUS DISEASES BY MEANS OF ALTERNATE CURRENT : en es
  • FR879845A - Improvements to measuring devices : en fr
  • GB551557A - Amino alcohol esters and sulphonic acid salts thereof : en
  • ES150708A1 - A PROCEDURE FOR MAKING CERAMIC MOLDED BODIES, ESPECIALLY MUD BRICKS : en es
  • ES152324A1 - A LOW PRESSURE STEAM RADIATOR CONSTITUTED BY PIPES IN A GRILLE MODE : en es
  • ES152534A1 - IMPROVEMENTS IN OR RELATIVE TO EQUIPMENT CALCULATING ELECTRICAL APPLIANCES : en es
  • ES153772A1 - A PROCEDURE TO MANUFACTURE A GALVANIC ELEMENT WITH DEPOLARIZATION BY THE OXYGEN OF THE AIR : en es
  • ES155303A1 - PROCEDURE TO ELIMINATE THE SILICE OF THE WATER INTENDED FOR THE FEEDING OF BOILERS : en es
  • ES157909A1 - IMPROVEMENTS IN THE AXLES OR ROLLING APPLIANCES OF THE RAILROAD WAGONS : en es
  • ES159331A1 - PROCEDURE TO OBTAIN AN INTERMITTENT INDICATION IN THE DIRECT RAYS HANDLED BY POINT AND STRIPE : en es
  • FR879668A - symmetrical elements made of suitable materials quickly constituting, by their interlocking, flat surfaces for runways, airfields, roads, etc. : en fr
  • DE732579C - Flexible suspension for the motor fan unit in a vacuum cleaner housing : de en
  • DE732435C - Overvoltage protection arrangement and protection circuit for protection against switching overvoltages : de en
  • ES151325A1 - IMPROVEMENTS IN THE APPLIANCES CALLED STEAMERS, IN THE OVENS FOR THE COOKING OF THE BREAD : en es
  • ES153466A1 - UNION BY CHAIN LINK FOR DIRECT VEHICLES WITH RAIL CHAIN : en es
  • ES159767A1 - A MACHINE FOR CONTINUOUS SHARPENING ON BEVEL, ONE OR TWO SIDES OF THE STEEL STRIPS : en es
  • FR879710A - Lady's bag and similar receptacles : en fr
  • ES152112A1 - CONTROL DEVICE FOR MAKING CONNECTIONS, FOR EXAMPLE, IN FUEL PUMPS OF INTERNAL COMBUSTION ENGINES, IN COMBINATION WITH TRANSMISSION MECHANISMS : en es
  • ES155397A1 - MOUNTING AM BALANCED PLIFIER : en es
  • ES157384A1 - A DEVICE TO SEPARATE BULK MATERIALS ACCORDING TO THE SIZE OF GRAINS AND SPECIFIC PESOS : en es
  • ES158355A3 - PROCEDURE FOR OBTAINING SULPHAMID DERIVATIVES CONTAINING A REPLACED THIAZOLIC CORE OR NOT : en es
  • US2313032A - Image suppression in superheterodyne receivers : en
  • FR879814A - Process for preparing azo metalliferous dyes suitable for dyeing plastic organic compositions and their solutions : en fr
  • GB551649A - Improvements relating to resinous silicone condensation products : en
  • ES151560A3 - A PROCEDURE TO OBTAIN LIPOSULUBLE DERIVATIVES FROM BISMUTO : en es
  • ES151907A1 - PROCEDURE FOR THE OBTAINING OF CANFACIC ACIDS : en es
  • ES152454A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE PATENT Ns 152413 : en es
  • ES154048A1 - PROCEDURE TO TRANSFORM THE WAXES, AND IN GENERAL, ALL NATURAL FATS AND OILS, IN CONDENSATION PRODUCTS, OR ARE FORMED BY COMPONENTS OF HIGHER MOLECULAR WEIGHT : en es
  • ES154763A1 - RELAY OF AUTOMATIC CONTROL FOR ONE OR SEVERAL VARIABLE RESISTANCES : en es
  • ES159762A1 - NEW THERMOCHEMICAL-MECHANICAL REGENERATION RUBBER PROCEDURE : en es
  • ES152040A3 - A REFRIGERATOR CABINET OR FRIDGE AUTOMATICALLY OPERATING BY CONDENSATION AND CONSEQUENT EXPANSION OF THE VOLATILE GAS : en es
  • ES157119A1 - A PROCEDURE TO TREAT WOOL TO REDUCE YOUR TREND TO AFFILIATE : en es
  • ES159309A3 - AN APPARATUS CONSISTING OF AN AUTOMATIC PRESSURE REDUCER FOR LIQUIDS : en es
  • ES151898A1 - IMPROVEMENTS IN FLOATING RANGUA BEARINGS : en es
  • ES153673A1 - IMPROVEMENTS IN THE ANNULAR STEAM REHABILITATORS : en es
  • ES153691A1 - AUTOMATIC MACHINE FOR CONTINUOUS SHARPENING OF BLADES FOR INDUSTRIAL USE : en es
  • ES155456A1 - PROCEDURE FOR OBTAINING CONCENTRATED AQUEOUS SOLUTIONS FROM DIFFICULT SOLUBLE SALTS OF AMINO-6-METHYL-2-HEPTENE 2 AND ITS N-DERIVATIVES : en es
  • ES159190A1 - IMPROVEMENTS IN TWO-TIME ENGINES : en es
  • DE732529C - Method for closing the open ends of polygonal containers made of cardboard, paper or the like. : de en
  • ES151330A1 - BRAKE APPLICABLE TO MOTOR COMBUSTION FOR AUTOMOBILES : en es
  • ES154089A1 - VALUE OF GREAT CARRERA VALUE : en es
  • ES154254A1 - IMPROVEMENTS IN TAPAS OR CLOSURES OF BOTTLES AND SIMILAR CONTAINERS : en es
  • ES154361A3 - APPARATUS FOR THE ENRICHMENT OF GAS FROM GASOGENES : en es
  • ES154778A1 - IMPROVEMENTS IN THE SOUND PRINT CAMERAS ON CINEMATOGRAPHIC FILM AND INTENDED FOR THE PRODUCTION OF SOUND FILMS : en es
  • ES156915A1 - ACETYLENE PRODUCER AND PURIFIER DEVICE FOR THE ACTIVATION OF EXPLOSION ENGINES : en es
  • ES156974A3 - ELECTRIC FURNACE, PARTICULARLY FOR THE PRODUCTION OF PURE TIN METAL : en es
  • ES156977A1 - A PROCEDURE FOR THE MANUFACTURE OF THE ENVELOPING LEAF AND THE COVER LAYER FOR PURE CIGARS : en es
  • ES157311A3 - AN PERFECTED SECRET MECHANISM SYSTEM FOR SECURITY LOCKS : en es
  • ES158651A1 - ESPOLET FOR AVIATION PUMP : en es
  • FR879850A - Automatic resistance variation liquid rheostat and its applications : en fr
  • US2313000A - Device for the control of the fuel supply of engines : en
  • FR879632A - Improvements to systems for transmission of electric waves : en fr
  • GB551566A - Improvements in or relating to detachable end closures or coupling devices for pipes and tubes : en
  • ES151998A1 - IMPROVEMENTS IN THE STEELS TO THE CHROME : en es
  • ES152318A3 - A PROCEDURE FOR THE OBTAINING OF SYNTHETIC BENZOIC ACID : en es
  • ES152640A1 - IMPROVEMENTS IN THE CONSTRUCTION OF GEAR PUMPS : en es
  • ES152822A1 - A TRANSMISSION OF VARIABLE MULTIPLICATION FRICTION DISCS : en es
  • ES153109A1 - A RECTIFIER WITH INSULATING LAYER CONTAINING A REFRIGERATION PLATE : en es
  • ES155351A3 - ECONOMIC OVEN SYSTEM FOR ROAST, BREAD, PASTRY AND OTHER USES, ELECTRIC TO CARBON : en es
  • DE732050C - Machine tool for cutting the tooth gaps of bevel gears according to the rolling process, in which a tool rotating around an axis with at least one cutting tooth is used, the cutting edges of which are used to generate the tooth flanks belong to two spherical surfaces : de en
  • US2312343A - Vibrating screen : en
  • US2312548A - Boat hull construction : en
  • US2312751A - Preparation of unsaturated ketones : en
  • ES153638A1 - A PROCEDURE FOR THE PRODUCTION OF YARN WITH ANIMAL HAIR : en es
  • ES154015A1 - REGENERATION PROCEDURE ELASTIC RUBBER WASTE : en es
  • DE709097C - Intermediate frequency receiver with calibrated scale for receiving silent telegraphy : de en
  • FR879808A - Electrical capacitor comprising a dielectric made of a tightly structured ceramic mixture of titanium dioxide and zirconium dioxide : en fr
  • AU116592B2 - Improvements in totally enclosed dynamo electric machines : en
  • AU568642A - Improved platform type shoe and method of manufacture thereof : en
  • CA410791A - Engine transmission mechanism : en fr
  • ES152563A3 - MANUFACTURING PROCEDURE OF A PRODUCT TO CLEAN THE SUEDE : en es
  • ES152777A1 - A DEVICE TO INCREASE THE DURATION OF THE CONTACT OR THE SURFACE OF THIS CONTACT, OR BOTH, BETWEEN A VAPOROUS OR GASEOUS FLUID AND A LIQUID, ESPECIALLY FOR THE PURPOSE OF DISTILLATION, RECTIFICATION, GAS AND VAPOR RECEPTION, DEGASIFICATION, EVAPORATION, FLOATING AND SIMILAR : en es
  • ES153220A2 - AN AMPLIFIER ASSEMBLY INTENDED FOR RECEIVING VERY SHORT WAVES : en es
  • ES156935A1 - GRILLE FOR THE TREATMENT OF PROFILES, THEIR DIMENSIONS AND STATIC VALUES : en es
  • ES159108A1 - IMPROVEMENTS IN THE CONSTRUCTION OF VACUUM CONTAINERS : en es
  • ES151351A3 - PROCEDURE FOR THE MANUFACTURE OF A SOLID FUEL, PARTICULARLY SUITABLE FOR ITS COMBUSTION IN GASOGENES : en es
  • ES154603A1 - PORTABLE OVEN SYSTEM : en es
  • ES157381A3 - PERFECTIONS IN THE FLAT MODELED PARTS TO MANUFACTURE AN ANTI-GAS MASK : en es
  • ES158350A2 - A BURNING APPARATUS FOR SPRAYED VEGETABLE MATTER : en es
  • US2312823A - Crusher plate support for roll crushers : en
  • ES154762A1 - PROCEDURE FOR OBTAINING CELLULOSE : en es
  • ES154794A1 - DRIVE WITHOUT CHAINS FOR BIKE : en es
  • ES158245A1 - IMPROVEMENTS INTRODUCED IN THE ASSEMBLY OF AMPLIFIERS FOR SOUND CINEMA : en es
  • ES158697A1 - AUTOREDUCTOR APPARATUS AND ITS RATIONAL THERMAL-CHEMICAL PROCEDURE : en es
  • ES159010A1 - OSCILLATOR CIRCUIT STABILIZED BY DIAPASÓN : en es
  • ES159376A1 - PROCEDURE APRA THE OBTAINING OF ALGINA, OF THE PURE OR CELLULOSE ALGINATES, OF ITS DERIVATIVES, INCLUDING THE EXTRACTION OF THE IODINE : en es
  • ES159626A1 - A PROCEDURE FOR THE ENGRAVING AND FINISHING OF WORKS IN MARBLE OR STONE : en es
  • FR879711A - Support framework for mine galleries, in profiled irons, the adjacent ends of which are provided with appendages forming a bowl joint : en fr
  • GB551611A - Improvements in and relating to automatic pilots : en
  • ES151333A1 - A PRESSURE REGULATOR INSTALLATION FOR COMPRESSED AIRCRAFT IN AIRCRAFT : en es
  • ES155175A1 - IMPROVEMENTS IMPLEMENTED IN LIGHTING DEVICES FOR FISHING CALLED WITH SUBMARINE HEADLIGHT : en es
  • ES155526A1 - PROCEDURE FOR OBTAINING CONDENSED PRODUCTS OF LOW MOLECULES PHENOLES AND ALDEHYDS : en es
  • ES159100A1 - A LOADING PROCEDURE FOR WIND ENGINE ELECTRICAL INSTALLATION ACCUMULATORS : en es
  • ES151332A3 - GLASSES BINOCULAR MAGNIFIER : en es
  • ES151540A3 - CUTTING FORCE : en es
  • ES157772A1 - A NEW PROCEDURE FOR OBTAINING A LIQUID SUPERFUEL, DERIVED FROM THE PINE AND FIR MONEY : en es
  • ES158796A1 - A NEW APPARATUS FOR HEATING METALLIC ELECTRODES : en es
  • ES158905A1 - PROCEDURE FOR THE CHROMATION OF BITTER STAINS : en es
  • ES159182A1 - SYSTEM AND DEVICE FOR DRYING HERBS AND ANALOGUE FORAGE : en es
  • DE732541C - Additional gear with two constantly engaged gear pairs for motor vehicles with hydraulic circuit : de en
  • ES152330A1 - IMPROVEMENTS INTRODUCED IN COMPRESSED AIR PURIFIERS : en es
  • ES153886A1 - A NEW TYPE OF INJECTOR : en es
  • ES154218A1 - COMBUSTION GAS REGULATOR : en es
  • ES154843A3 - PROCEDURE FOR THE EXTRACTION OF MUCILAGO FROM THE PLANTS THAT CONTAIN IT, IN ORDER TO OBTAIN AGAR AND SIMILAR PRODUCTS : en es
  • ES155294A1 - PROCEDURE FOR OBTAINING DIOXYACETONE ESTERS-ETERS : en es
  • ES157528A1 - NEW GASÓGENO : en es
  • ES158085A1 - IMPROVEMENTS IN SPECIAL LINKS FOR PIPES : en es
  • ES158553A3 - IMPROVEMENTS IN THE MANUFACTURE AND DECORATION OF TRAYS : en es
  • ES151348A1 - DRIVING FOR VEHICLES WITH ELECTRIC DRIVE, ESPECIALLY FOR ROAD VEHICLES : en es
  • ES152514A1 - PROCEDURE TO MARK DRAWINGS ON THE RIZO AND FELPA WOVEN FABRICS : en es
  • ES153300A1 - DEVICE FOR FUEL INJECTION FOR INTERNAL COMBUSTION ENGINES : en es
  • ES154364A1 - ELECTRIC STOVE WITH CROWN PLATES : en es
  • ES158261A1 - CHANGE OF PROGRESSIVE SPEED, WITH FREE WHEEL DEVICE, APPLICABLE TO BIKES : en es
  • ES158413A1 - IMPROVEMENTS AND IMPROVEMENTS IN GASOGENS : en es
  • ES159424A3 - ROUNDING MACHINES FOR BOOK SPINES : en es
  • US2312586A - Machine gun : en
  • US2312838A - Harvester-thresher : en
  • ES151595A3 - PROCEDURE FOR OBTAINING BENZYL CHLORIDE OR MONO-CHLOROTOLUENE : en es
  • ES153470A1 - A PROCEDURE FOR MANUFACTURING A SOAP SUBSTITUTE BASED ON SODIUM AND POTASSIC RESINATES : en es
  • ES154366A1 - INSTALLATION FOR THE PREPARATION OF CARBON AND OTHER MIXTURES OF MATERIALS IN IMMERSION CONTAINERS : en es
  • ES155023A1 - PROVISION OF THE PARTS OF AN AIRCRAFT RADIATOR : en es
  • ES158589A3 - AN AUTOMATIC MACHINE FOR MANUFACTURING HARDWARE FOR ZIPPER CLOSURES : en es
  • ES159564A1 - A PROCEDURE FOR OBTAINING A LIQUID FUEL FOR EXPLOSION ENGINES : en es
  • ES151614A2 - PROCEDURE FOR OBTAINING FIRM DYES : en es
  • ES152672A1 - A PROCEDURE FOR THE MANUFACTURE OF BEER YEAST EXTRACT AND BEER YEAST DEPURATIVE : en es
  • ES152678A1 - A PROVISION FOR TELEPHONE NETWORKS IN WHICH A TELEPHONE COMMUNICATION IS CARRIED OUT BY CARRIER FREQUENCY, ESPECIALLY A WIRELESS AND WIRELESS TELEPHONE SYSTEM : en es
  • ES153307A1 - IMPROVEMENTS IN THE STEERING CONTROL SYSTEMS, WITH RUDDER OR PLANE, ESPECIALLY FOR AIRPLANES : en es
  • ES155393A1 - PROCEDURE FOR OBTAINING NITRATED AROMATIC POLYSUFURES : en es
  • ES156914A1 - A PROCEDURE TO REGENERATE CINEMATOGRAPHIC FILMS : en es
  • ES157147A1 - A CONSTRUCTION OF STEEL SKELETON : en es
  • ES157475A1 - AN APPARATUS FOR THE UNIFORM LOADING OF WELL OVENS : en es
  • ES159584A1 - APPARATUS FOR DECOMPOSING WATER, BUILT IN THE WAY OF FILTER PRESSES : en es
  • DE732188C - Magnesium alloy : de en
  • DE732571C - Lever switch for actuating contact spring sets, especially for telecommunication purposes : de en
  • ES152011A3 - A FOAM GENERATING APPARATUS FOR FIRE EXTINGUISHING : en es
  • ES154055A3 - PROCEDURE FOR THE MANUFACTURE OF A PLASTIC MATERIAL : en es
  • ES154056A1 - SAFETY VALVE FOR STEAM BOILERS : en es
  • ES155628A1 - PROCEDURE FOR THE OBTAINING OF ALL KINDS OF FRUIT AND SIMILAR SWEETS, WITHOUT ANY SUGAR, SACCHARINES, HONEY OR ANALOGUE PRODUCTS : en es
  • ES157842A1 - PROCEDURE FOR THE PREPARATION OF COPPER ANODES FROM METAL IN THE SPLIT STATE, AND PARTICULARLY FROM CEMENTED COPPER : en es
  • ES159588A1 - DYE PREPARATION PROCEDURE OF THE PHTHALOCYANINES SERIES : en es
  • ES159615A1 - PROCEDURE FOR SKINNINGS, PARTICULARLY APPROPRIATE FOR PLANTS OF THE BRANCH TYPE : en es
  • ES151791A1 - DEVICE FOR THE EXTENSION OR PRODUCTION OF ULTRACORTO WAVES : en es
  • ES152813A1 - PROCEDURE FOR THE OBTAINING OF AN APPARENT RELIEF IN THE PROJECTIONS OF FIXED OR ANIMATED IMAGES : en es
  • ES155121A3 - IMPROVEMENTS MADE IN THE CHEESE MANUFACTURING PROCEDURE : en es
  • ES157622A3 - PROCEDURE FOR OBTAINING CONCENTRATES OF SOLUTIONS, SEPARATING THE WATER BY FREEZING : en es
  • ES158749A1 - A SAFETY DEVICE IN THE APPLICATION OF GASOGENS TO INTERNAL COMBUSTION ENGINES TO HIGH POWER : en es
  • US2312353A - Control system : en
  • US2312979A - Fluid pump and motor mechanism : en
  • CA410853A - Electric welding apparatus : en fr
  • US2312730A - Dispenser : en
  • ES150192A1 - A TOY SYSTEM IN THE FORM OF A DISTANCE-OPERATED VEHICLE : en es
  • ES152026A1 - A CLOSURE OF JOINTS FOR DEPOSITS AND OTHER INSTALLATIONS INTENDED TO RECEIVE LIQUIDS : en es
  • ES152479A1 - A HEATING DEVICE, ESPECIALLY TO HEAT COMBUSTION ENGINES : en es
  • ES153413A1 - IMPROVEMENTS IN THE STARTING OF THE DISCHARGE LAMPS : en es
  • ES154582A1 - PROCEDURE FOR FIXING NITROGEN THROUGH ALKALINE CARBONATES AND COMPLEX CARBONS WITH THE OBTAINATION OF AMMONIA AND CARBIDE RECOVERY : en es
  • ES155086A1 - CLUTCH FOR SPEED CHANGES : en es
  • ES156899A1 - A PROCEDURE FOR THE MANUFACTURE OF WASHABLE CLOTHES, ESPECIALLY CUPS : en es
  • ES157062A1 - RADIOBOYA OR RADIOBALIZA, IN WHICH A TRANSMITTER FEEDS A SYSTEM OF BEFORE GUIDELINES THAT ALLOWS TO ISSUE TWO DIAGRAMS DIRECTORS IN A RECIPROCAL ANGLE, WHICH ARE HANDLED IN RHYTHM OF COMPLEMENTARY SIGNALS : en es
  • ES158211A1 - AFUSTE WITH MUNCHING MECHANISMS FOR MORTAR : en es
  • ES151619A1 - A MECHANICAL PROCEDURE IN THE CONSTRUCTION OF VIGUETAS FORMED BY TIRES OF VEHICLES, COMING FROM THE USE OF THESE MATERIALS, TO BE APPLIED TO CONSTRUCTIONS IN GENERAL : en es
  • ES152384A1 - IMPROVEMENTS IN TELEPHONES FOR WAR, MERCHANT AND SIMILAR VESSELS : en es
  • ES154263A1 - MANUFACTURING PROCEDURE OF ALPARAGATAS : en es
  • ES157317A1 - DEVICE FOR CONTROLLING THE METHOD OF MEASURING DISTANCES THAT USES A CONTINUOUS VARIATION OF THE ISSUING FREQUENCY : en es
  • ES159263A1 - AN IMPROVEMENT IN THE PROCEDURE OF PERMANENT HAIR CURLING BASED ON EXOTHERMAL CARDS : en es
  • ES152014A1 - AIR COOLED HOME FOR INTERNAL EXPLOSION FUEL GENERATOR GAS GENERATOR WITH GRADUABLE AND SELF-REFRIGERATED HOT AIR INJECTOR : en es
  • ES152206A3 - FRACTIONAL CONDENSATION PROCEDURE OF DISTILLATION PRODUCTS : en es
  • ES154461A1 - MANUFACTURING PROCEDURE FOR AN APRESS FOR YARNS AND TISSUES : en es
  • ES154553A1 - FUEL INJECTOR : en es
  • ES157363A1 - PROCEDURE FOR THE OBTAINING OF CONDENSATION PRODUCTS : en es
  • US2312740A - Railway traffic controlling apparatus : en
  • US2312870A - Cigarette supporter and snuffer : en
  • CA410871A - Cylinder head casting apparatus : en fr
  • US2312965A - Production of knitted fabrics : en
  • US2312655A - Pump : en
  • ES151397A1 - POOR GAS DEPOSITOR : en es
  • ES151714A1 - IMPROVEMENTS IN SINGLE-PIECE SHAVING MACHINES : en es
  • ES153669A1 - PROCEDURE FOR THE MANUFACTURE OF VARNISHES BASED ON UREA AND FORMALDEHYDE : en es
  • ES154094A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF POCKET PENCILS : en es
  • ES155097A1 - COLA MANUFACTURING PROCEDURE : en es
  • ES157164A1 - ELECTROMECHANICAL APPARATUS OF VIBRATIONAL COILS AND ELECTROIMAN, OF INTERMITTENT ACTION, FOR THE OPERATION OF COLLECTING NEEDLES FROM POINTS TO STOCKINGS AND GENDER POINTS IN GENERAL : en es
  • ES157529A1 - PROCEDURE FOR OBTAINING NEW ARTIFICIAL MATERIALS FOR MOLDING BY INJECTION : en es
  • ES158390A1 - IMPROVEMENTS IMPROVED IN THE COUPLING BETWEEN THE CHAIN LINK AND THE CORRESPONDING ROLLER, CONSTITUTED BY THE ROLLER STRIPPING IN THE CONTOUR OF THE HOLE OF THE LINK OF THE INDUSTRIAL TRANSMISSION CHAINS, AND ESPECIALLY OF THE BICYCLE AND MOTORCYCLE CHAINS : en es
  • ES158799A1 - INDUSTRIAL PROCEDURE FOR OBTAINING LUBRICATING OILS BY TRANSFORMATION OF VEGETABLE AND ANIMAL OILS : en es
  • ES159441A1 - PROCEDURE FOR OBTAINING STICKY WAXES FOR DENTAL APPLICATIONS : en es
  • GB551653A - Improvements in the treatment of residues in sugar manufacture : en
  • US2312679A - Valve stem : en
  • ES152226A1 - IMPROVEMENTS IN CIRCUITS TO AMPLIFY ELECTRICAL OSCILLATIONS : en es
  • ES152630A1 - IMPROVEMENTS IN THE MOLDS, AND ESPECIALLY, OF THE FOUNDRY NUCLEI AND IN ITS MANUFACTURE : en es
  • ES153193A1 - PROCEDURE TO ORNAMENT THE GLASS BEADS THAT ARE USED IN THE LAMPS AND SPIDERS, IN THEIR BROAD ACCEPTANCE : en es
  • ES158757A1 - A PLANETARY GEAR OF REVERSE FOR THE ADJUSTABLE ROTATION OF THE DISPLACABLE AERIAL PROPELLER BLADES : en es
  • ES159153A2 - A PROCEDURE FOR THE MANUFACTURE OF COMPRESSION-MOLDED AGGLOMERATED CORK SOLES FOR FOOTWEARS : en es
  • ES159506A1 - PROCEDURE FOR MANUFACTURING COLORED GLASSES : en es
  • ES159727A1 - GONIOMETRIC INSTRUMENT : en es
  • ES152176A3 - IMPROVEMENTS IN THE HOUSEHOLD OF SOLID FUELS : en es
  • ES152710A2 - NEW IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154624A1 - PROCEDURE FOR OBTAINING POTASSIC SULPHATE AS A PAYMENT : en es
  • ES157866A3 - DEVICE FOR SUSPENSION AND LAUNCHING OF PUMPS FOR AIRCRAFT PUMP LAUNCHERS : en es
  • ES158425A1 - DEVICE FOR PRESERVING AND DISPLACING FILMS OR ANALOGUE OBJECTS IN VERTICAL CARPETS : en es
  • ES158502A1 - A TUBULAR CENTRIFUGATOR TO CLEAN FOAMS : en es
  • FR879623A - Sun glasses or glasses for scientific purposes and their manufacturing process : en fr
  • US2312403A - Tempering furnace for small parts : en
  • DE732511C - Presettable device for stage signal boxes : de en
  • ES152187A2 - IMPROVEMENTS IN CIRCUITS TO AMPLIFY ELECTRICAL OSCILLATIONS, USING A DISCHARGE TUBE : en es
  • ES153046A1 - PROCEDURE AND DEVICE FOR THE TRANSPORTATION OF ORIGINAL PRINTED BY ENTIRE FACES BY LINES OR BY SECTIONS : en es
  • ES155241A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES157336A1 - A SECURITY LOCK, PERFECTED AND WITHOUT KEY, FOR ALL KINDS OF DOORS AND WINDOWS : en es
  • DE732616C - Process for the manufacture of valve cones : de en
  • ES150078A1 - PROCEDURE FOR THE MANUFACTURE OF SEMI-RIGID SHIRT ITEMS, ESPECIALLY TUBELESS, WITHOUT RESERVING STITCHES, ORLAS OR BUTTONS : en es
  • ES154044A1 - PROCEDURE FOR THE MANUFACTURE OF VEGETABLE MILK SIMILAR TO ANIMAL MILK : en es
  • ES154946A1 - PROCEDURE FOR THE SIMULTANEOUS OBTAINING OF SULFUR AND SULFUROUS ANHYDIDE FROM PIRATES : en es
  • ES158765A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB551555A - Improvements in or relating to airscrew blades : en
  • ES151756A1 - A REFRIGERATED ABSORPTION APPARATUS, AIR COOLED : en es
  • ES152057A1 - NEW KNIFE SYSTEM FOR THE MANUFACTURE OF RUBBER THREAD : en es
  • ES152668A1 - A NEW GASOLINE ECONOMIZING APPARATUS APPLICABLE TO AUTOMOBILE VEHICLES : en es
  • ES152760A1 - A CONNECTION SPHERE FOR STEEL WIRE PHONOGRAPHIC MACHINES : en es
  • ES153431A1 - IMPROVEMENTS IN THE MANUFACTURE OF DISCHARGE LAMPS : en es
  • ES154176A1 - IMPROVEMENTS INTRODUCED IN LIGHT CARBONIZATION OVENS : en es
  • ES155730A1 - INDUSTRIAL PROCEDURE FOR INTERIOR COATING OF OIL AND FAT EXTRACTION APPLIANCES : en es
  • ES158098A1 - A PERFECTION IN SEPARATING DEVICES APPLICABLE TO ENGINE GAS ENGINE FACILITIES : en es
  • ES159628A2 - IMPROVEMENTS MADE : en es
  • DE732565C - Copper alloy for the manufacture of fire boxes and studs : de en
  • GB551630A - Improvements in injector apparatus for the recovery of spilled beer and like beverages : en
  • GB551661A - Improvements in or relating to remote electric switch control means for railway signals and points : en
  • US2313002A - Operative fluid delivery control device : en
  • ES152113A1 - AN ANTIGAS CARET WITH FRAME OF HERMETIC JOINT : en es
  • ES152382A1 - A SYSTEM OF ELASTIC SUSPENSION FOR BIKES : en es
  • ES154709A1 - IMPROVEMENTS INTRODUCED IN THE CONDENSATION DEVICES OF REFRIGERATING VAPORS IN ABSORPTION REFRIGERATING MACHINES : en es
  • ES156962A1 - PERFECTIONS IN GLASS BOTTLES WITH COVER OF THE SAME MATERIAL, USED FOR COOKING : en es
  • ES157795A1 - PROCEDURE FOR THE OBTAINING OF ESTERS AND DERIVATIVES OF A CHAULMOOGRA OIL : en es
  • ES158218A1 - A NEW DEVICE TO CONDUCT PASTE TO A DIVIDING CHAMBER : en es
  • ES158357A2 - PROCEDURE FOR THE MANUFACTURE OF A GLUE PRODUCT : en es
  • US2312411A - Unit box spring and mattress : en
  • FR879666A - Special induction electric oven : en fr
  • GB551560A - Mechanism for converting rotary motion into reciprocating motion and vice versa : en
  • ES152270A1 - A PROCEDURE FOR MANUFACTURING METAL STRIPS PROTECTION TEMPLATES : en es
  • ES152367A1 - IMPROVEMENTS IN 2-AMINOPIRIMIDINES : en es
  • ES153098A1 - SYSTEM FOR ELECTRICALLY HEATING LIQUIDS IN CIRCULATION OR IN REST WITH THE MAXIMUM SURFACE OF CALDEO AND REDUCING THE AMOUNT OF LIQUID TO MINIMUM : en es
  • ES153485A1 - A PROVISION TO OBTAIN THE DIFFERENT POSITION OF PHASES BETWEEN TWO AXES THAT ROTATE SYNCHRONICALLY : en es
  • ES155492A3 - PROCEDURE FOR PREPARING A CHEMICAL COMPOUND FOR CHARGING AND DESULFATING ELECTRIC BATTERIES : en es
  • ES159133A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF ELECTRIC BURNERS : en es
  • ES159324A3 - PROCEDURE FOR OBTAINING LEAD TETRAETHYL : en es
  • ES152083A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153684A1 - A PROCESS FOR THE MANUFACTURE OF PEPPER PASTES BASED ON EXTRACT OF GARROFIN FLOUR, OR SEA, SEED OF ALGAROFA : en es
  • ES155373A1 - IMPROVEMENTS IN LSO SPIRAL SPRINGS EMPLOYED TO PRODUCE THE DESCENT OF THE LIZES USED TO FORM THE COILS IN THE TELARES : en es
  • ES155454A1 - PROCEDURE FOR THE MANUFACTURE OF TOILET POWDER, COSMETIC PRODUCTS, DENTIRICAL AND SIMILAR PASTES : en es
  • ES155517A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES158221A1 - IMPROVEMENTS IN GASOGENS FOR AUTOMOBILE VEHICLES : en es
  • ES158419A1 - A PROCESS OF MANUFACTURING SOAPS : en es
  • DE732562C - Process for the separation of acrylonitrile : de en
  • ES154627A1 - CONCRETION PROCEDURE : en es
  • ES154872A1 - TELAR MACHINE : en es
  • ES155565A1 - IMPROVEMENTS IN RECOMMENDED STEAM LOCOMOTIVES : en es
  • US2312359A - Easy opening container : en
  • ES151584A1 - PROCEDURE TO IMPROVE THE NUTRITIONAL POWER OF FEEDS : en es
  • ES151656A1 - PROCEDURE FOR THE MANUFACTURE OF OWN INSULATING TUBES FOR ELECTRICAL INSTALLATIONS IN WET, OR BUILT-IN LUGARE : en es
  • ES153395A1 - AN INDICATOR PROCEDURE FOR COMPARATIVE FIELD INTENSITY METHODS : en es
  • ES153819A1 - IMPROVEMENTS IN THE METAL DRILLING MACHINES : en es
  • ES158811A1 - IMPROVEMENTS IN THE MECHANISM AND ACTIVATION OF THE TOY OR GAME OF FOOTBALL : en es
  • ES151529A2 - A PROCEDURE FOR PREPARING A FUEL FOR EXPLOSION ENGINES : en es
  • ES153937A1 - IMPROVEMENTS IN ELECTRICAL LIGHTING DEVICES : en es
  • ES157576A1 - A PROCEDURE FOR THE CONTINUOUS OBTAINING OF SEMICELLULOSE AND CELLULOSE : en es
  • ES158010A1 - AN APPARATUS TO ANALYZE THE LIGAMENT OF THE TISSUES : en es
  • GB551638A - Improvements in or relating to electric condensers : en
  • US2312923A - Mothproofing composition : en
  • DE732414C - Process for drinking brown coal briquettes : de en
  • ES151580A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES151601A1 - A SWIVEL VALVE, ESPECIALLY FOR LARGE DIAMETER PIPES : en es
  • ES152763A1 - A MANIPULATOR FOR HIGH FREQUENCY EMITTERS : en es
  • ES155073A3 - PRODUCT FOR CLEANING IRON AND METAL PARTS, MACHINES, STEEL TOOLS AND GREASY TOOLS : en es
  • ES155455A1 - AVIATION PUMP FOR LAUNCH EXERCISES : en es
  • ES158535A1 - PROCEDURE FOR OBTAINING POLYCONDENSATION PRODUCTS : en es
  • ES159027A1 - IMPROVEMENTS IN INSULATORS, ALUMINUM BAR CERAMICS EXEMPT FROM SOILS : en es
  • ES159670A1 - IMPROVEMENTS INTRODUCED IN THE MOSQUITO NETS : en es
  • ES152001A1 - A VALVE FOR SHORT WAVES : en es
  • ES152913A1 - IMPROVEMENTS IN THE SLIDING MECHANISMS OF STRIPS OR WIRES : en es
  • ES152942A1 - AN ELECTROGALVÁNICO PROCEDURE FOR THE METALIZATION OF REFLECTORS AND OTHER GLASS OBJECTS : en es
  • ES153516A1 - ADDITIONAL INSURANCE FOR AUTOMATIC PISTOLS : en es
  • ES154266A1 - INDUSTRIAL PROCEDURE FOR TRANSFORMING BEET IN A FOOD PRODUCT OF THE HUMAN SPECIES : en es
  • ES155525A1 - PERFECT MACHINE TO MOLD THE GLASS : en es
  • ES158030A1 - IMPROVEMENTS IN THE CONSTRUCTION OF SPRINGS : en es
  • ES158329A1 - A PROCEDURE FOR THE MANUFACTURE OF A DEGREASING SOAP : en es
  • ES159196A1 - A SHAVING MACHINE POWERED BY ELECTRIC MOTOR : en es
  • ES152650A3 - A PROCEDURE FOR THE CONTINUOUS DISTILLATION OF COMBUSTIBLE MATERIALS, IN PARTICULAR CELLULOSE MATERIALS, AND APPROPRIATE APPARATUS FOR THE EXECUTION OF THIS PROCEDURE : en es
  • ES152812A3 - A PROCEDURE FOR THE ELABORATION OF TANNING : en es
  • ES153094A1 - IMPROVEMENTS IN THE CONSTRUCTION OF HYDROCYLIC ACID PRODUCTION APPARATUS : en es
  • ES154495A1 - PROCEDURE FOR THE MANUFACTURE OF GLASS CAZOLETS FOR SWITCHES : en es
  • ES155009A3 - IMPROVEMENTS INTRODUCED IN GASOLINE EXPLOSION ENGINES TO INCREASE THEIR NORMAL POWER WHEN THEY OPERATE ON GASGEN GAS : en es
  • ES151196A1 - A NEW PROCEDURE FOR PAVING ROADS, STREETS AND STEPS : en es
  • ES151490A1 - IMPROVEMENTS IN THE MANUFACTURE OF PEINES : en es
  • ES152254A1 - A CENTRIFUGAL FAN WITH GUIDING FINS : en es
  • ES153183A1 - PROCEDURE FOR THE PREPARATION OF GOLD COMBINATIONS OF KERATIN DECOMMISSIONING PRODUCTS : en es
  • ES154747A1 - SYSTEM OF EQUIPMENT TO CALCULATE THE TOTAL AMOUNT OF WEIGHTS : en es
  • ES155465A1 - IMPROVEMENTS IN THERMAL OXYGENERS FOR HOMES : en es
  • ES157144A1 - A MECHANISM APPLICABLE TO THE GRAMOLAS, TO CARRY OUT THE AUTOMATIC CHANGE OF THE DISCS AND TO CENTER AND SEPARATE SYNCHRONICALLY THE SHORT LEVER-NEEDLES : en es
  • ES157831A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MACADAM AFFIRMATES AND CONSTRUCTION OF SURFACES THAT REQUIRE SURFACE CONSOLIDATION AND SUPPRESSION OF DUSTS BY THE USE OF ARCILLOSUS RECEBLES MIXED WITH CARNALITE OR MAGNETIC CHLORIDE : en es
  • US2312465A - Cooled electron tube : en
  • US2312971A - Insulated siding cutter : en
  • US2313022A - Process for purifying gases : en
  • ES151610A1 - CRUSHING IN CRUSHING MACHINES : en es
  • ES151933A3 - PROCEDURE FOR THE MANUFACTURE OF MOLDABLE PLASTIC MATERIAL : en es
  • ES152141A1 - AN ANTI-AIR SHELTER PROOF OF PUMPS : en es
  • ES152780A1 - A PROCEDURE FOR MANUFACTURING OLIVE PASTA OR SHEAR : en es
  • ES153083A3 - A DEVICE FOR CHANGING SPEEDS ON BICYCLES : en es
  • ES153945A1 - IMPROVEMENTS IN TUBULAR LAMPS : en es
  • ES154711A1 - PROCEDURE FOR THE MANUFACTURE OF ANTICRIPTOGAMIC PRODUCTS WITH VERY SMALL COPPER CONTENT : en es
  • ES158002A3 - A PROCEDURE FOR THE AUTOMATIC MANUFACTURE OF BALL OR ROSARY CHAINS : en es
  • ES158295A1 - AN ELECTRICAL HEATING PROCEDURE APPLICABLE TO DIFFERENT INDUSTRIAL AND DOMESTIC APPLIANCES : en es
  • ES152237A3 - ARRANGEMENTS TO PRODUCE THE WIDENING OF THE TUBE IN MACHINES TO MANUFACTURE THE FILAMENT SUPPORTS IN ELECTRIC LAMPS : en es
  • ES152302A1 - AN ARTIFICIAL LUNG : en es
  • ES153602A1 - A CINEMATOGRAPHIC DEVICE INTENDED FOR MOVIES THAT ARE DISPLACED STEP BY STEP AND PROVIDED WITH OPTICAL PERFORATION : en es
  • ES153913A3 - IMPROVEMENTS IN THE MANUFACTURE OF INSULATING TUBES FOR ELECTRICAL CONDUCTORS : en es
  • GB551590A - Improvements in or relating to apparatus for feeding powdered or granular substances : en
  • ES151833A1 - SWITCHING DEVICE FOR CHANGE BOXES WITH MAIN SUBDIVIDED AXES, ESPECIALLY FOR CAR VEHICLES : en es
  • ES151983A1 - IMPROVEMENTS IN THE OBTAINING OF ALIPHATIC ACIDS : en es
  • ES152426A1 - DEVICE TO ELIMINATE REGISTRATION DIFFERENCES IN TYPOGRAPHIC MACHINES : en es
  • ES152711A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153672A1 - A GIROMAGNETIC COMPASS : en es
  • ES154738A1 - PROCEDURE FOR THE MANUFACTURE OF WOODEN DECKS FOR PAVEMENTS : en es
  • ES157430A1 - PROCEDURE FOR OBTAINING CELLULOSE : en es
  • ES157595A3 - IMPROVEMENTS IN THE GAS SUPPLY DEVICES OF VARIABLE SPEED ENGINES, IN PARTICULAR OF MOTOR VEHICLE ENGINES : en es
  • ES158194A1 - IMPROVEMENTS IN CONTROL APPLIANCES THAT WORK BY PRESSURE FLUID : en es
  • ES158582A3 - PROCEDURE FOR OBTAINING SULPHAMID DERIVATIVES OF HETEROCYCLIC AMINES : en es
  • ES150439A1 - A PROCEDURE TO MANUFACTURE A SPINNING CAP : en es
  • ES151481A3 - IMPROVEMENTS IN THE TREATMENT OF HYDROCARBON GASES : en es
  • ES151961A1 - A PROCEDURE TO PREPARE WOODEN CHIPS WITH CHARACTERISTICS EQUAL TO THE CALLS TEAS, EMPLOYED TO LIGHT THE CHARCOAL OR WOOD : en es
  • ES153411A1 - IMPROVEMENTS IN CIRCUITS FOR ELECTRICAL SHOCK LAMPS : en es
  • ES155283A1 - ELASTIC WHEEL REACTION ELASTIC AXIL, ESPECIALLY INTENDED FOR VEHICLES AUTOMOVILES : en es
  • ES155683A1 - PROCEDURE FOR OBTAINING A VERY VALUABLE COVER FOR ROADS OR SHOES : en es
  • ES158528A1 - ELECTROLYTIC PROCEDURE TO PRODUCE A COPPER LAYER ON THE SURFACE OF BRASS OR ALLOY PARTS IN BRASS, STARTING FROM COPPER EXTERIOR SOLUTIONS : en es
  • DE732402C - Punch card tabulator : de en
  • US2312394A - Hydraulic motor : en
  • US2312629A - Parachute toy : en
  • US2312940A - Fruit peel press : en
  • US2312451A - Welding process : en
  • USRE22281E - Transmission synchronizer : en
  • ES152037A1 - SOME IMPROVEMENTS IN THE APPLIANCES TO OPEN OYSTERS : en es
  • ES152115A1 - A PIECE OF SPLICE FOR SELECTIVELY MAKING ANTIQUE FILTERS OR OXYGEN RESPIRATORY APPARATUS : en es
  • ES152268A1 - PROCEDURE FOR OBTAINING AN INSECTICIDE PRODUCT : en es
  • ES153624A3 - IMPROVEMENTS IN THE SPECIAL TREATMENT OF WOODS INTENDED FOR THE FURTHER MANUFACTURING OF SMALL UTILITY OR OCCASIONAL OBJECTS : en es
  • ES154701A1 - PROCEDURE FOR NON-WARNING COMBUSTION OF GASEOUS MIXTURES CONTAINING H2S AND AIR AND UNTIL SO2 : en es
  • ES157583A1 - IMPROVED APPARATUS FOR AUTOMATICALLY MAKING AND RECORDING TISSUE AND SIMILAR MEASUREMENTS : en es
  • ES158372A1 - IMPROVEMENTS IN THE MIXERS FOR THE SUPPLY OF EXPLOSION ENGINES WITH GAS PRODUCED BY GASOGENS : en es
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  • ES154644A3 - IMPROVEMENTS INTRODUCED IN THE LATHES FOR THE WORK OF PARTS CALLED SMALL MECHANICAL : en es
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  • ES155592A1 - IMPROVEMENTS IN THE APPARATUS FOR THE PERMANENT HAIR WAVE : en es
  • US2312616A - Tractor plow : en
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  • ES154472A1 - PROCEDURE FOR PREPARING THE RIZOMAS OF THE REGALIZ : en es
  • ES154659A1 - IMPROVEMENTS IN THE MANUFACTURE OF THE FOOTWEAR WITH SOLE FORMED BY BASE OF RUBBER COVER TRIMMINGS : en es
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  • ES157319A1 - CONTROL DEVICE FOR DRIVEN VEHICLES BY SIDE DISPLACEMENT OF THE SUSPENSION AXLES : en es
  • ES158063A1 - PROCEDURE FOR THE FERMENTATION OF BLEACH LEAVES FROM SULPHITE FROM FRONDA WOOD : en es
  • FR879660A - Automatic and safety distributor of calcium carbide in generators : en fr
  • DE732555C - Process for the production of duplicate negatives : de en
  • US2312894A - Recording device : en
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  • ES152796A1 - A CONNECTION DEVICE FOR TELEPHONE INSTALLATIONS IN WHICH SIGNALS ARE SENT BY ALTERNATE CURRENTS OF A DETERMINED FREQUENCY : en es
  • ES152834A3 - PASS COUNTER APPARATUS FOR ALL KINDS OF LOOMS : en es
  • ES154233A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155527A1 - PROCEDURE FOR THE TOTAL DEFIBRATION AND SIMULTANEOUS BLANKING OF THE LINEN : en es
  • ES158145A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF MANUAL TELESCOPES : en es
  • ES158364A1 - UNION APPARATUS FOR REMOVABLE CONSTRUCTION ELEMENTS : en es
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  • ES157996A3 - A PROCEDURE FOR THE MANUFACTURE OF PRESSED PLATES FOR THE MECHANICAL AND ELECTROTECHNICAL INDUSTRIES : en es
  • ES158269A1 - A DEVICE TO REGULATE AUTOMATICALLY AND INDEPENDENTLY THE TEMPERATURE IN SEVERAL ENVIRONMENTS HEATED ELECTRICALLY BY A HIGH VOLTAGE CIRCUIT : en es
  • ES159018A1 - PROCEDURE FOR OBTAINING A NEW CHEMICAL PRODUCT : en es
  • FR879779A - Sintered hard metal alloy : en fr
  • USD135179S - Design fob a dress : en
  • GB551696A - Improvements in cushions for the type bars of typewriters : en
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  • ES154932A3 - PROCEDURE FOR OBTAINING LEAD OXIDE : en es
  • ES158131A1 - A PROCEDURE FOR THE OBTAINING OF AN AGGLOMERATED CERAMIC PUMMI MATERIAL AND ITS USE IN THE MANUFACTURE OF LIGHT PIECES DESIGNED TO BUILD WITH THEM ALL KINDS OF ELEMENTS TO BE USED IN THE DIFFERENT OFFICES THAT COVER THE ART OF CONSTRUCTION, BOTH IN ELEMENT OF CHARACTER RESISTANT, AS IN THOSE OTHERS OF DISTRIBUTION, CONDITIONING AND INSTALLATION : en es
  • ES158664A1 - IMPROVEMENTS IN PROPULSORS OF VARIABLE STEP PROPELLERS : en es
  • ES159117A1 - A DEVICE CONTAINING A TUNNEL ELECTRICAL CIRCUIT COMPRISING A VARIABLE CONDENSER THAT CAN BE REGULAR IN TWO INDEPENDENT WAYS BETWEEN HIMSELF : en es
  • ES159160A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES159209A1 - A PROCEDURE FOR THE MANUFACTURE OF DETERGENT AND DEGREASING PASTES : en es
  • ES159222A1 - A SCREW INSURANCE WITH SLANNED ELASTIC NUT LOCK : en es
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  • ES152463A1 - IMPROVEMENTS IN HYDROGEN ABSORBERS FOR ELECTRICAL APPLIANCES : en es
  • ES153823A1 - IMPROVEMENTS IN METALIZATION APPLIANCES : en es
  • ES157492A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157855A1 - SYSTEM OF CONNECTION IN INSTALLATIONS OF REMOTE SIGNALS TO INCREASE THE PERFORMANCE OF THE LINK GROUPS, ESPECIALLY FOR INSTALLATIONS OF TELEPHONE SELECTORS : en es
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  • ES158271A1 - A PROCEDURE TO COVER BY CAST IRON CYLINDRICAL AXIS BOXES WITH METAL BEARINGS : en es
  • FR879704A - Process for fixing, on fixed supports, articles to be manufactured from crushed aged rubber and composite articles obtained by this process : en fr
  • GB551686A - Improvements relating to code transmitting devices for electric signalling systems : en
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  • US2312715A - Emulsion for burn treatment : en
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  • ES158008A2 - A PROCEDURE FOR THE EXTRACTION OF ORGANIC ACIDS OR THEIR SALTS FROM CORK : en es
  • ES159193A1 - NEW AUTOMATIC SYSTEM FOR CLOSING METAL WINDOWS : en es
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  • ES146559A1 - Improvements in obtaining copying materials. : en es
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  • ES159123A1 - DEFORMABLE SELF-LOCKED NUT : en es
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  • FR879603A - Improvements to evaporators for refrigeration chambers : en fr
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  • ES155099A1 - CONNECTION PROVISION FOR DEVICES INTENDED FOR TELEGRAPH BY ALTERNATE CURRENT : en es
  • ES155149A1 - MULTIPLE TRANSMISSION DEVICE FOR ELECTRIC VEHICLE OR OTHER APPLICATIONS : en es
  • ES157296A1 - GENERATOR FOR ULTRAELEVATED FREQUENCIES : en es
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  • ES152611A1 - A NEW TWO-STROKE ENGINE SYSTEM : en es
  • ES152905A3 - AUTOMATIC FEEDING MECHANISM FOR STAMPING PRESSES : en es
  • ES153284A1 - SYNCHRONIZING DISPOSITION : en es
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  • ES158874A1 - MIXER FREEZER MIXER WITH OPTIONAL AIR INJECTION : en es
  • ES159536A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF WEIGHTS : en es
  • ES152336A1 - DEVICE FOR THE ADMISSION OF PURE AIR INSIDE THE BARRELS OR OTHER CONTAINERS, DURING THE TRANSFER : en es
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  • ES158256A1 - A DIAPHRAGM OF MIRROR REFLEX FOR CINEMATOGRAPHIC CAMERAS : en es
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  • DE732395C - Stone drill to be operated by impact : de en
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  • ES153207A1 - ELECTRONIC VALVE : en es
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  • ES154128A1 - VULCANIZING MACHINE FOR THE SHOES : en es
  • ES155603A3 - APPARATUS CONSISTENT OF AN INDEX WITH MECHANICAL OPENING DEVICE : en es
  • FR879661A - Process for the economical obtaining of a motnice force by production of steam vapor without fire, and by thermodynamic superheating of this one : en fr
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  • ES154106A1 - DUPLICATING DEVICE FOR THE FREQUENCY OF HIGH FREQUENCY OSCILLATIONS : en es
  • ES154821A1 - SECURITY CLOSURE FOR BOTTLES, BOTTLES AND SIMILAR : en es
  • ES157521A1 - A CENTRIFUGAL DUST SEPARATOR, ESPECIALLY INTENDED FOR INTERNAL COMBUSTION ENGINES : en es
  • ES157786A1 - SYSTEM OF TRANSMISSION OF ELECTRICAL SIGNALS : en es
  • ES157907A3 - A PHOTOGRAPHIC MACHINE TO OBTAIN NEGATIVES IN FILMS : en es
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  • US2312395A - Acylated p-aminobenzyl amines and their quaternary derivatives : en
  • US2312485A - Relay : en
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  • AU116600B2 - Improvements in or relating to radio telegraph transmitters : en
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  • ES151771A3 - SOME IMPROVEMENTS IN THE TERMINALS FOR THE CONNECTION OF SPARK PLUGS IN EXPLOSION ENGINES : en es
  • ES151918A1 - A PROCEDURE FOR THE MANUFACTURE OF RESINO-FIBROSOS PRODUCTS : en es
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  • US2312981A - Infant's garment : en
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  • ES157606A1 - AUTOMATIC SATURATOR : en es
  • US2312519A - Balanced seal for suction rolls : en
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  • ES151896A1 - IMPROVEMENTS IN THE CONSTRUCTION OF JOINTS FOR MOBILE LANE CHAINS IN VARIOUS ADDRESSES : en es
  • ES152504A1 - PROCEDURE FOR THE OBTAINING OF FERRÍTICOS STEELS FOR OBJECTS THAT ARE SUBJECT TO THERMAL EFFORTS ABOVE 800º C : en es
  • ES153464A1 - STEERING DEVICE, ESPECIALLY FOR RAIL CHAIN VEHICLES : en es
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  • ES155406A3 - APPARATUS FOR MEASURING BLOOD PRESSURE : en es
  • ES158282A1 - A RESPIRATORY APPARATUS OF AUTOMATIC OPERATION : en es
  • FR879723A - Process for improving the qualities of cold drawn yarns : en fr
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  • ES155164A1 - PROCEDURE FOR DESCROMING WASTE OF OLD CUETO : en es
  • ES158480A1 - A PROCEDURE FOR THE MANUFACTURE OF MUCYLAGO EXTRACT OF THE SEED OF LA ALGARROBA : en es
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  • ES155016A1 - IMPROVEMENTS IN ELECTRIC PHONES FOR TELEPHONE STATIONS : en es
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  • ES155244A1 - IMPROVEMENTS INTRODUCED TO COMPRESSORS INTENDED FOR THE REFRIGERATION INDUSTRY : en es
  • ES155425A3 - PROCEDURE TO CARRY OUT THE INTERCOM BETWEEN THE DEPARTMENTS OF A BUILDING : en es
  • ES157016A1 - A NEW GASÓGENO FOR THE FEEDING OF INTERNAL COMBUSTION ENGINES : en es
  • ES158223A1 - SCHOOL ANTHROPOMETER APPARATUS : en es
  • ES159408A2 - PERFECTION IN THE MANUFACTURE OF SAW BLADES FOR CUTTING METALS : en es
  • CA410922A - Television transmitter : en fr
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  • ES155548A3 - AERO-GENERATOR-ELECTRIC APPARATUS : en es
  • ES159191A1 - SWITCH AND ELECTRICAL CURRENT SWITCH : en es
  • ES153770A1 - A NEW TYPE OF INJECTOR : en es
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  • ES155722A1 - PROCEDURE FOR OBTAINING TRANSFORMATION PRODUCTS TO OBTAIN LUBUTE TRANSFORMATION PRODUCTS SOLUBLE IN WATER : en es
  • ES159422A1 - A PROCEDURE FOR MANUFACTURING THE SURFACES, SUPPORT PLANS OR CANVAS THAT ARE USED TO PAINT PICTURES TO OIL : en es
  • ES159538A1 - A DEPARTURE OR MIXING FAUCET, ESPECIALLY FOR WASHBASINS : en es
  • ES151334A1 - A MOWER-ADJUSTER : en es
  • ES152016A1 - A PROCEDURE FOR THE ELABORATION OF CEREAL GRAINS : en es
  • ES152606A3 - A PROCEDURE FOR THE OBTAINING OF ARTIFICIAL RESINS FROM ETHYLENE AND ETHINE : en es
  • ES153613A1 - A PROCEDURE TO INCREASE THE PERFORMANCE OF HYDROCARBONS THAT HURT IN THE FIELD OF DIESEL OILS IN SYNTHESIS OF CARBON MONOXIDE AND HYDROGEN : en es
  • ES153777A1 - INDUSTRIAL PROCEDURE FOR SULFONAMIDE FUNCTION RENT : en es
  • ES155696A1 - DRIVE MECHANISM FOR VARIABLE TRANSMISSION AIRCRAFT : en es
  • ES155718A1 - COUNTAGOTAS DEVICE : en es
  • ES155938A1 - EXPLOSION MOTOR POWERED BY GASES, WHICH DYNAMIC CYCLE OF DEVELOPMENT IN 6 TIMES, EQUIVALENT TO 3 TURNS OF CUTTING OR MOTOR AXIS : en es
  • ES158237A1 - IMPROVEMENTS IN ELECTRICAL APPLIANCES : en es
  • ES151510A1 - A PROCEDURE FOR OBTAINING DECOLORANT MATERIALS : en es
  • ES153318A1 - DEVICE FOR DRIVING WIPERS, ESPECIALLY IN AUTOMOBILES : en es
  • ES153804A3 - A PROCEDURE FOR THE MANUFACTURE OF SETS OF FORMS FOLDED IN ZIG-ZAG AND WITH SUBDIVIDED LABEL SURFACES : en es
  • ES157531A1 - A REGULABLE RESISTANCE FOR HIGH FREQUENCIES AND AN ASSEMBLY CONTAINING SUCH RESISTANCE : en es
  • ES159460A1 - WRITING MACHINE FOR OBTAINING CLASSES OF THE LEAF CLASS : en es
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  • ES153352A1 - A DEVICE TO MEASURE THE SPEED OF MARCH, ESPECIALLY OF BOATS : en es
  • ES153832A1 - A CONTROL SYSTEM FOR AN ELECTRICAL VAPOR DEVICE : en es
  • ES154133A1 - MANUFACTURING PROCEDURE FOR ARTIFICIAL SILK URDIMBER FOLDING MACHINES : en es
  • ES154377A1 - PROCEDURE FOR JASPERING WOODS IN REPLACEMENT OF THE WALNUT FANTASY PLATES AND THEIR SIMILARS AND OF APPEARING WOODS : en es
  • ES154618A1 - EXPLOSION ENGINE THAT CAN WORK ON CHOICE WITH VARIOUS FUELS : en es
  • ES158990A1 - A PROCEDURE FOR THE OBTAINING OF CAPAPONIC FORMAMID ACID : en es
  • US2312311A - Scraper : en
  • US2312362A - Method of tackifying synthetic rubber : en
  • ES152105A1 - A PROCEDURE FOR THE PREPARATION AND USE OF CARBON AND ALUMINUM ELECTRICAL RESISTORS THAT AVOID METAL HEADS OR TERMINALS AND OXIDATION IN THE WORK REGIME : en es
  • ES152858A1 - IMPROVEMENTS IN THE MANUFACTURE OF CORK HEELS : en es
  • ES153889A1 - REDUCED SIZE AUTOMATIC SWITCH OR FUSED PLUG WITH THREADED CONTACT : en es
  • ES154619A1 - GUIDE FOR INJECTOR VALVE NEEDLE : en es
  • ES158469A1 - IMPROVEMENTS IN THE MANUFACTURE OF RIGID SUPPORT BEARINGS : en es
  • US2312684A - Terpene derivative : en
  • US2312692A - Triazine derivatives : en
  • US2313014A - Anticoupled amplifier : en
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  • ES153218A1 - SYSTEMS OF TELECOMMUNICATION PLANTS : en es
  • ES153914A3 - A MACHINE FOR THE MANUFACTURE OF PASTE OR PLASTIC MATERIAL PIPES INTENDED FOR INSULATING ELECTRICAL CONDUCTORS AND COATING ELECTRICAL CONDUCTORS WITH PASTE OR PLASTIC MATERIAL : en es
  • ES154455A1 - IMPROVEMENTS INTRODUCED IN USEFUL MACHINES AND ESPECIALLY IN PUNCHING OR DRILLING MACHINES : en es
  • ES154583A1 - IMPROVEMENTS IN OR RELATING TO OLEORESIN : en es
  • ES154639A1 - IMPROVEMENTS IN THE WELDING LAMPS : en es
  • ES154958A1 - APPARATUS FOR THE CHANGE OF SPEEDS IN THE BIKES : en es
  • ES157633A1 - PROCEDURE TO OBTAIN FROM RICE AN INTEGRAL FOOD : en es
  • ES158158A1 - SIMPLIFIED CONSTRUCTION STEREOSCOPE : en es
  • ES158660A1 - PERFECTED PROPULSOR OF ARTICULATED SHOVELS, APPLICABLE TO BOATS : en es
  • ES149546A1 - PROCEDURE TO COMBAT HORTICULTURAL PARASITES THROUGH APPLICATION BY SPRAYING THEMSELVES OF A PREPARED COMPOUND BASED ON HYDROCARBON OIL : en es
  • ES151768A2 - AN IMPROVEMENT INTRODUCED IN THE AUTOMATIC BALANCE MECHANISM : en es
  • ES153559A3 - A NEW CLOSURE SYSTEM APPLICABLE TO ALL KINDS OF PACKAGES : en es
  • ES154368A1 - SHUTTER MECHANISM FOR ALL KINDS OF TANKS OR WATER DEPOSITS FOR WATERS : en es
  • ES154451A3 - IMPROVEMENTS IN THE CONSTRUCTION OF CARTRIDGES FOR HUNTING WEAPONS : en es
  • ES154494A1 - IMPROVEMENTS IN THE GLASS DIAPHRAGMS OF ANY OTHER SYNTHETIC FIBER, FOR ELECTRICAL ACCUMULATORS : en es
  • ES154502A1 - PROJECTION DEVICE FOR THE LUMINOUS IMAGE OF A CATHODE RAY TUBE : en es
  • ES158193A1 - IMPROVEMENTS IN RELIEF PHOTOGRAPHY APPARATUS : en es
  • ES149924A1 - A PROCEDURE FOR THE MANUFACTURE OF LEGUIS : en es
  • ES153204A1 - A PRESSURE PENCIL HOLDER PROVIDED WITH TWO CLAMPS FOR HOLDING THE LEADS : en es
  • ES154047A1 - PROCEDURE FOR TRANSFORMING WAXES (MINERALS, ANIMALS OR VEGETABLES) IN VARIOUS SULFURATED PRODUCTS, SUITABLE FOR DIFFERENT INDUSTRIAL APPLICATIONS AND A SPECIAL WAY FOR THE MANUFACTURE OF ENCAUSTICS : en es
  • ES155287A1 - PROCEDURE FOR STERILIZATION OF SURGICAL MATERIAL OF SUTURES : en es
  • ES155288A1 - PROCEDURE AND DEVICE FOR OBTAINING IN THE METHOD OF DISSEMINATION OF THE BEET SUGAR MANUFACTURES SECONDARY PRODUCTS OF WASTE DISPOSAL WATER AND TO RECOVER THIS WATER INTENDED FOR SUCH PROCESS : en es
  • ES158018A1 - A SYSTEM OF LAMP CAP AND LIGHT HOLDER FOR ELECTRICAL LAMPS OF VARIOUS CIRCUITS AND DIVERSE VOLTAGE : en es
  • ES159698A1 - A PROCEDURE TO WASH SHARP BODIES : en es
  • FR879718A - Fuel injector for internal combustion engine : en fr
  • US2312550A - Method and apparatus for slitting rolls : en
  • GB551576A - Improvements in or relating to dryers for cereal crops : en
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  • ES152886A3 - A PROCEDURE FOR THE MANUFACTURE OF PUMP MEMBRANES, ESPECIALLY FOR AUTOMOBILE GASOLINE PUMPS : en es
  • ES152961A1 - HIGH EFFICIENCY AMPLIFIER : en es
  • ES153180A3 - A FIXED OR PORTABLE DRILLING MACHINE : en es
  • ES153811A1 - PROCEDURE FOR MANUFACTURING MECHANICAL TISSUE ALPARAGATAS, OF A SINGLE PIECE, WITH VEGETABLE FIBER OR ANIMAL : en es
  • ES154391A1 - PROCEDURE FOR OBTAINING 1-ARYLOXY-3-ALKYLAMINE-2-PROPANOLEME AND 2-PROPANOMENE : en es
  • ES155113A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES158146A3 - APPARATUS TO BEAT EGGS, CREAMS AND MORE : en es
  • ES159656A1 - A MACHINE FOR THE MANUFACTURE OF FGLEXIBLE AND ENDLESS ARMOR ON WIRE, ROPE AND CABLES, STARTING FROM TAPE-SHAPED MATERIALS, IN AN INITERRATED WORKING PROCESS : en es
  • ES151911A1 - A SYSTEM TRANSFORMER MECHANICAL PROCEDURE APPLICABLE TO TYPE YOST TYPE WRITING MACHINES : en es
  • ES152408A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF GUARNICIONES FOR ROLLERS DISINTEGRATORS USED IN THE TREATMENT OF WOOL, RAGS AND OTHER FIBERS : en es
  • ES152898A3 - IMPROVEMENTS IN THE PROCEDURE TO ACHIEVE THE LEAKS OF METHYL CHLORIDE IN THE APPLIANCES AND CONTAINERS THAT CONTAIN IT : en es
  • ES158875A1 - AIR COMPRESSOR : en es
  • ES153242A1 - PROCEDURE FOR THE OBTAINING OF PLASTIC MASSES INTENDED FOR VARIOUS USES : en es
  • ES157706A1 - A GASOGEN THAT WORKS WITH ALL KINDS OF SOLID COMBUSTIBLES : en es
  • ES158301A1 - IMPROVEMENTS IN THE DIFFERENCES OR ALTERNATORS FOR BIKES : en es
  • ES159142A1 - AN IMPROVEMENT IN THE ENGINES THAT ACTIVATE THE VACUUM CLEANERS IN THE GASOGENS : en es
  • ES159438A1 - A PROCEDURE TO PREPARE ARMY GEM SALT : en es
  • ES151494A1 - AN ALARM PRODUCING SYSTEM IN THE EVENT OF THEFT : en es
  • ES151649A1 - MOTORIZED PENDULUM MACHINE : en es
  • ES151905A1 - A PROCEDURE THAT MODIFIES THE PHYSICAL-CHEMICAL CONDITIONS OF THE WOOD CHARGES AND RENDES THEM TO THE PRODUCTION OF A LARGER AMOUNT OF COMBUSTIBLE GASES : en es
  • ES153053A1 - DEVICES FOR MULTIPLYING BY ENTIRE FACES, BY LINES OR BY ORIGINAL SECTIONS COPIBLE AND WRITTEN TO THE LITHOGRAPHIC MODE : en es
  • ES153176A2 - IMPROVEMENTS IN THE APPARATUS TO AVOID ELECTRIC ENERGY FRAUD : en es
  • ES155015A1 - HYDRAULIC CLOSURE, ESPECIALLY FOR THE BOTTOM OF SLICES : en es
  • ES159163A1 - A HUMIDITY PROCEDURE IN HUMIDITY FOR STEM FIBER MATERIALS : en es
  • US2312525A - Pump construction : en
  • US2313020A - Seat back : en
  • ES152097A1 - A MACHINE FOR THE MANUFACTURE OF THE FOOTWEAR : en es
  • ES153227A1 - A PROCEDURE FOR THE MANUFACTURE OF SOLID OR HOLLOW BLOCKS, ARMED, OF ADOBE OR OTHER MATERIAL, PLATES OF CEMENT OR SIMILAR MATERIAL : en es
  • FR879801A - Drive device, in particular for motor cars, with hydro-dynamic coupling : en fr
  • GB551572A - Improvements in variable resistance devices : en
  • US2312396A - Wheel for roller skates : en
  • ES150923A1 - A NEW PROCEDURE FOR THE OBTAINING OF ARTIFICIAL STONE BLOCKS : en es
  • ES151737A1 - A PROCEDURE FOR THE MANUFACTURE OF APPROPRIATE METAL MITERS FOR ACETYLENE GAS : en es
  • ES152107A1 - IMPROVEMENTS IN METAL PIPE COUPLING : en es
  • ES152824A1 - ELECTROMECHANICAL APPARATUS AUTOMATIC, ELECTROPHORETIC, OWN FOR THE OBTAINING OF PURE PLASTIC PRODUCTS : en es
  • ES155423A1 - DEVICE FOR DELM SIMPLIFICATION ASSEMBLY OF GAS HEATED APPLIANCES : en es
  • ES159022A1 - IMPROVEMENTS INTRODUCED IN GAS GENERATING FACILITIES FOR THE SUPPLY OF VEHICLE EXPLOSION ENGINES : en es
  • ES159045A1 - A PROCEDURE FOR MANUFACTURING HOSES AND TUBES WITH HELICAL SPHERES : en es
  • DE732448C - Testing system for suction and pressure carburetors : de en
  • DE732523C - Device for regulating the height of carburettor aircraft engines with a supercharger : de en
  • ES150436A1 - A PROCEDURE AND ITS APPARATUS TO LIMIT THE POWER AND TENSION OF THE ELECTRIC CIRCUITS, INTERCALING IN EACH EXCESS ORGANIC RESISTANCES REGULATED BY THE DILATION THAT IN THE GASES PRODUCES THE HEAT : en es
  • ES151776A1 - AN AROS MANUFACTURING PROCEDURE FOR CONTINUOUS HILAR MACHINES : en es
  • ES152482A1 - PROTECTION ARRANGEMENT FOR VOLTAIC ARCHES FOR LONG ROD CERAMIC ISOLATORS : en es
  • ES152787A1 - AUTOMATIC SWITCH WITH REDUCED SIZE, WITH THERMAL DISCONNECTION, ELECTRO-MAGNETIC AND FREE DISENGAGEMENT : en es
  • ES154423A1 - IMPROVEMENTS IN THE OVENS OR GENERATORS OF GASOGENS : en es
  • ES154571A1 - GASOGEN APPLIANCE APPLICABLE TO ALL KINDS OF ENGINES : en es
  • ES157047A1 - A DEVICE, ESPECIALLY INTENDED FOR CAR VEHICLES, TO REGULATE THE OPERATION OF THE SHOCK ABSORBERS OF LIQUIDS : en es
  • ES157318A3 - PROCEDURE FOR THE DIRECT JOINT OF THE ELECTRICAL RESISTANCE TO THE PLUG CORD IN ALL KINDS OF ELECTRICAL UTENSILS : en es
  • ES158314A1 - PROCEDURE FOR COVERING WIRES, ESPECIALLY ELECTRICAL CONDUCTORS WITH GLASS FIBERS : en es
  • ES158458A1 - ONE PANTS AND SHORTS FOR GENTLEMAN : en es
  • ES159085A1 - PROCEDURE FOR THE OBTAINING OF IRON AND TITANIC COMPOUNDS : en es
  • ES152921A1 - A PROCEDURE FOR THE PREPARATION OF PUREES : en es
  • ES153980A1 - A HYDRAULIC SCREEN WITH SCREENED SCREEN AGITATED BY A CENTRIFUGAL DRIVE DEVICE : en es
  • ES155262A1 - PROVISION IN GASOGEN OF CARBON OR WOOD : en es
  • ES157476A1 - A PROCEDURE FOR THE RAPID MATURATION AND AGING (AÑEJAMIENTO) OF WINES, LIQUORS AND, IN GENERAL, HYDRO-ALCOHOLIC BEVERAGES : en es
  • ES157621A1 - PROVISION TO DETERMINE THE DISTANCE OF REFLECTING SURFACES, ESPECIALLY TO DETERMINE THE AIRCRAFT FLIGHT HEIGHT : en es
  • ES157821A3 - MACHINE AND IMPROVEMENT IN GRAIN DEDUSTING DEVICES : en es
  • ES158126A1 - AN OIL REFINING PROCEDURE : en es
  • ES158675A3 - IMPROVEMENTS IN THE CONNECTIONS OF CARBON ELECTRODES WITH THE METAL CURRENT CONDUCTORS : en es
  • ES158879A1 - PROCEDURE FOR FINISHING TEXTILES OF ALL KINDS, INCLUDING METALLIC AND MAINLY INDICATED TO REVALORIZE THE LOWEST QUALITY ITEMS AND MODERNIZE ASPECTS IN THE INDUSTRY, COMMERCE AND CONSTRUCTION ART : en es
  • ES159403A3 - A MACHINE TO REMOVE THE WASHING WATER FROM THE STEEL STRIPS IN THE MANUFACTURE OF SHAVING BLADES FOR SHAVERS : en es
  • CA410895A - Electromagnetic motor unit : en fr
  • US2312355A - Method of scalping billets : en
  • US2312568A - Wheel cover structure and assembly : en
  • US2312535A - Naphthoquinone oxides and method of preparing the same : en
  • US2312885A - Safety pin : en
  • AU454142A - An improved process forthe production of vinegar : en
  • CA410822A - Gas blast circuit breaker : en fr
  • AU422042A - Electric discharge device and circuit therefor : en
  • ES152333A1 - AUTOCLAVE FOR THE VULCANIZATION OF SOFT AND HARD RUBBER UNDER ANY WAY, SUCH AS PLATES, SHOES AND OTHER VARIOUS OBJECTS : en es
  • ES154960A1 - MANUFACTURING PROCEDURE IN A SINGLE PIIEZA THE CAPS OF FELT, COVER PREVSITES THAT EXCEEDS THE BELT : en es
  • ES158758A1 - A DISPOSITION OF PINS OR FIXING CAPS : en es
  • ES158792A1 - A NEW PERFECTED GASÓGENO WITH BIG POWER OF CALORIES AND MULTIPLE HORIZONTAL OVENS, ADDITION OF OTHER GASES, MINERALS OR BY LIQUIDS OR VEGETABLE BY CAPILARITY : en es
  • ES159589A3 - IMPROVEMENTS IN THE MANUFACTURE OF LOAD VALVES FOR AIR CHAMBERS : en es
  • CA410883A - Welder control system : en fr
  • US2312542A - Optical instrument : en
  • US2312765A - Shelf or rack suitable for refrigerators or the like : en
  • US2312836A - Coin control apparatus : en
  • DE732483C - Facility for copying multicolor images : de en
  • CA410802A - Indexed book : en fr
  • GB551670A - Improvements relating to frames for roofs and the like : en
  • ES151952A3 - A PROCEDURE FOR THE EXTRACTION OF FAT FROM THE PRINCIPLES CONTAINED IN PLANT AND ANIMAL MATTERS : en es
  • ES153630A1 - PROCEDURE FOR THE PREPARATION OF A PREPARATION INTENDED FOR THE CONSERVATION OF MEAT AND SAUSAGES : en es
  • ES155333A3 - PROCEDURE TO MAKE LIQUIDS AND GASES WATERPROOF, AND ESPECIALLY TOXIC GASES, FABRICS OF ALL NATURAL AND ARTIFICIAL FIBERS : en es
  • ES158999A1 - IMPROVEMENTS IN GASOGENS APPLICABLE TO AUTOMOBILE VEHICLES : en es
  • ES159632A1 - IMPROVEMENTS IN THE MACHINES FOR THE TREATMENT OF CINEMATOGRAPHIC FILMS AFTER ITS EXHIBITION : en es
  • ES151996A1 - IMPROVEMENTS IN GALVANIC BATTERIES WITH AIR DEPOLARIZATION : en es
  • ES152988A3 - IMPROVEMENTS IN THE MANUFACTURE OF LUMINOUS SAMPLES, SIGNS AND ALTERNATIVES : en es
  • ES153072A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF SEATS, USING SPONGESUS RUBBER OR SIMILAR ELASTIC SUBSTANCES AS MATERIAL : en es
  • ES154881A1 - IMPROVEMENTS IN THE PROTECTION FILTERS OF LIQUID METERS AND OTHER HYDRAULIC APPLIANCES : en es
  • ES158249A3 - WHEEL HUB AND GEAR CHANGE FOR PEDAL VEHICLES : en es
  • ES159090A1 - A TILTING CONCRETE, MANUAL OR MECHANICAL DRIVE : en es
  • ES159666A1 - PROCEDURE TO OPERATE WITH GAS GASÓGENOS, TWO-SEMI DIESEL ENGINES : en es
  • CA410805A - Resistance welding method : en fr
  • CA410816A - Bearing : en fr
  • CA410838A - Phonograph record player : en fr
  • ES151359A1 - INJECTION PUMP FOR LIQUID FUELS : en es
  • ES152238A3 - A PROCEDURE FOR COATING HOLLOW OBJECTS WITH INACCESSIBLE CAVITIES : en es
  • ES159102A1 - A WIND ENGINE : en es
  • FR879830A - Products intended for industrial polishing and their manufacturing process : en fr
  • CA410912A - Character transmitting device : en fr
  • ES158846A1 - AN AUTOMATIC BRAKE PROCEDURE OR VOLTAGE REGULATOR APPARATUS IN THREADING MACHINES : en es
  • ES158989A1 - AN APPARATUS FOR HIGH FREQUENCY COMMUNICATIONS : en es
  • ES159134A1 - A ELEDTROMOTR SPECIALLY INTENDED FOR THE PROPULSION OF AUTOMOBILE VEHICLES, AIRCRAFT, SHIPS AND ALSO FOR INDUSTRIAL SERVICES : en es
  • ES159227A1 - IMPROVEMENTS IN THE DISPOSITION OF INDUVIDUAL RELAY SWITCHES : en es
  • GB551641A - Improvements in and relating to methods of welding and means for use in carrying the methods into effect : en
  • ES151615A3 - IMPROVEMENTS RELATED TO GENDER KNITTED RUBBER, IN MESH OR WARP : en es
  • ES152481A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE PATENT Ns 152467 : en es
  • ES153195A3 - AEROMOTOR, PARTICULARLY HIGH SPEED : en es
  • ES153568A1 - MAXIMUM SWITCH : en es
  • ES153614A1 - A NEW DEVICE FOR THE CONNECTION OF FLEXIBLE ELECTRICAL CONDUCTORS WITH THE CONTACT PROTECTOR AND THE TRACTION EFFORT, ESPECIALLY APPLICABLE TO THE PLUGS DENOMINATED BANANAS AND SIMILAR : en es
  • ES153718A1 - A PROCEDURE WITH YOUR INHERENT DEVICE FOR THE ELECTROLYSIS OF DISSOLUTIONS CONTAINING ALKALINE SALTS : en es
  • ES156941A1 - A NEW BICYCLE BRAKE : en es
  • ES157300A1 - PROCEDURE TO ESTABLISH THE SEPARATION OF THE PLATES OF ELECTRICAL ACCUMULATORS : en es
  • CA410877A - Secondary emission suppression means : en fr
  • US2312496A - Electrical outlet plug : en
  • DE732603C - Piston for fountain pen : de en
  • ES151459A1 - A PROCEDURE TO MANUFACTURE METALLIC PROFILES : en es
  • ES151921A1 - A NEW PROCEDURE FOR THE OBTAINING OF A COMBUSTIBLE GAS, BY PASSING AN AIR CURRENT THROUGH AN IMPREGNATED ABSORBENT SUBSTANCE OF A LIQUID HYDROCARBON : en es
  • ES153390A1 - A PROVISION FOR CARRYING FREQUENCY SYSTEMS : en es
  • ES153938A1 - IMPROVEMENTS IN FIXING AND CONTACT ORGANS FOR LAMPS : en es
  • ES154730A1 - DECIMAL MULTIPLE TABULATOR THAT ALLOWS THE WRITING MACHINES TO ESTABLISH DECIMAL SITUATIONS IN ONE OR SEVERAL COLUMNS THROUGH A SINGLE AXIS OF DISPLACEMENT : en es
  • ES154933A1 - IMPROVEMENTS IN THE OVENS FOR THE OBTAINING OF SPECIAL PLANT CARBON OF HIGH REACTIVITY BASED ON WOODS OF ANY KIND AND WASTE OF AGRICULTURAL AND FOREST PLANTS AS ALSO OF OLIVE ORUJO AND GRAPE GRAPE AND WITH SEPARATORS OF BYPRODUCT AND DEHYDRATION : en es
  • ES155004A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES156968A3 - A GENERATOR FOR THE PRODUCTION OF ACETYLENE GAS : en es
  • ES158448A1 - HYDRAULIC POWER FORCE INSTALLATION : en es
  • ES158631A3 - A PROCEDURE FOR OBTAINING MINERALS OR OTHER MATERIALS CONTAINING IRON, IRON GOA IN THE ROTATING TUBULAR OVEN : en es
  • ES154736A3 - PROCEDURE FOR PREPARING A VACCINE AGAINST GLOSOPED : en es
  • ES159173A1 - A PROCEDURE FOR OBTAINING AN OPTICAL ELEMENT : en es
  • ES159482A1 - IMPROVEMENTS IN THE MANUFACTURE OF AUTOMOBILE COVERS : en es
  • ES159683A1 - NEW FAUCET SYSTEM OR STEP KEY FOR GAS, ESPECIALLY GAS CSH2 : en es
  • ES151956A3 - A PROCEDURE FOR THE MANUFACTURE OF LOUPES OR MAGNIFYING LENSES : en es
  • ES155300A1 - PROCEDURE FOR THE MANUFACTURE OF ALUMINUM ALLOY PLATES, VERY RESISTANT, WITH HIGH DEEP EMBUTITION CAPACITY : en es
  • ES158994A1 - A DEVICE FOR LIGHTING INSIDE AND OUT OF PORTABLE CONTAINERS : en es
  • ES159183A1 - IMPROVEMENTS IN THE CONSTRUCTION OF GASÓGENOS : en es
  • ES159535A1 - IMPROVEMENTS INTRODUCED IN THE ROTATING PLATES INTENDED FOR THE WRAPPING OF ENDLESS FILM ROLLS AND IN THE DRIVING DEVICE THEREOF : en es
  • US2312908A - Mechanism for transmitting power : en
  • US2312364A - Grommet : en
  • DE667315C - Arrangement for generating an alternating voltage by means of a capacitor connected to a direct voltage and having a periodically variable capacitance : de en
  • FR879782A - Comb adjustment device fixed in combers : en fr
  • ES151122A1 - PROCEDURE FOR THE OBTAINING OF IMAGES PLACED ON TRANSPARENT TRANSPORTATION, FOR EXAMPLE, CRYSTAL, OR ON AN OPAQUE SUPPORT, FOR EXAMPLE, PAPER : en es
  • ES151994A2 - PROCEDURE FOR THE PREPARATION OF NEW BENZOLSULPHAMID DERIVATIVES : en es
  • ES154016A1 - IMPROVEMENTS IN THE CONSTRUCTION OF SWITCHES : en es
  • ES158760A1 - A PROCEDURE MODIFYING THE STEAM TENSION OF AMMONIUM NITRATE AND CALCIUM CHLORIDE : en es
  • US2312552A - Power unit : en
  • US2312857A - Pump : en
  • ES151660A1 - A PROCEDURE TO PURIFY HEPARINE SOLUTIONS : en es
  • ES153329A1 - PROCEDURE AND MACHINE TO MANUFACTURE CRYSTAL CONTAINERS : en es
  • ES154139A1 - PROCEDURE FOR THE MANUFACTURE OF RIGID SOLE OF PRESSED OR MODELED MATERIAL AND TO MAKE THE FOOT MOVEMENT FLEXIBLE : en es
  • ES154707A3 - FERROMAGNETIC CORES FOR INDUCTION COILS : en es
  • ES152056A1 - APPLIANCE ANNOUNCER OF VACUUM LIGHT : en es
  • ES152597A1 - IMPROVEMENTS MADE IN THE SCOPE OF THE MAIN PATENT Ns 152587 : en es
  • ES152804A1 - A TURBINE FOR ELASTIC FLUID : en es
  • ES152920A1 - A PERFECTED APPARATUS FOR FACIAL MASSAGE : en es
  • ES154175A3 - MECHANISM FOR SWITCHES AND ELECTRIC LEVER SWITCHES : en es
  • ES154581A1 - PROCEDURE FOR OBTAINING A REAGENT REAGENT OF FAT IN GLYCERIN AND FATTY ACIDS : en es
  • ES154645A3 - PROCEDURE FOR OBTAINING TUNGSTEN AND MOLYBDENUM : en es
  • ES155195A1 - PROCEDURE FOR DISTILLING OLEOUS SKELETONS OR SIMILAR SIMILAR BITUMINOUS FUELS IN ASHES : en es
  • ES157131A1 - A SUPERFICIAL CARBURETTOR, WITH A POROUS FILLING BODY, FOR COMBUSTION ENGINES : en es
  • ES158812A1 - APPARATUS THAT ALLOWS THE ADDITION OF A GAS TO THE GASEOUS MIXTURE OF POWER OF AN INTERNAL COMBUSTION ENGINE : en es
  • ES159201A3 - A SYSTEM OF SHAVERS WITH ELECTRIC MOTOR : en es
  • ES159659A1 - A MAGNETIC ARRANGEMENT COMPOSED OF A PERMANENT MAGNET AND AN ELECTROIMAN : en es
  • USD135147S - Design for a phonograph record cabinet : en
  • ES151698A3 - IMPROVEMENTS IN THE METHODS FOR MANUFACTURING FLEXIBLE TUBES REINFORCED WITH INSERTS : en es
  • ES153312A1 - GROUP IMPROVEMENTS ELECTRIC MOTORWORKS FOR GASOGEN : en es
  • ES154615A3 - NOZZLE SYSTEM : en es
  • ES159386A1 - A BATTERY-FREE ELECTRIC VIBRATING APPLIANCE, APPLICABLE FOR THE DEFAULT CORRECTION OR FOR MASSAGES IN GENERAL : en es
  • FR879714A - Process for preparing polymerization products : en fr
  • ES151448A1 - A SWIVEL GRID FOR GAS GENERATORS : en es
  • ES152397A3 - A PROCEDURE FOR THE MANUFACTURE OF TUBULAR PACKAGING FOR PASTOSE MATTERS : en es
  • ES155064A1 - DEADLINES CONTROL APPARATUS IN THE MANUFACTURING SERVICES : en es
  • ES155309A1 - PROCEDURE FOR MANUFACTURING ELECTROLYTIC CONDENSERS : en es
  • ES157248A1 - A DEVICE FOR THE ATTACHMENT OF MODELS IN MULTIPURPOSE APPLIANCES : en es
  • ES157481A1 - IMPROVEMENTS IN OPTICAL DEVICES PARTICULARLY APPLICABLE TO PHOTOGRAPHY IN RELIEF : en es
  • ES159243A1 - PROCEDURE TO IMPROVE THE GENERAL PROPERTIES OF SYNTHETIC GUMS : en es
  • FR879807A - Improvements to hand-held, portable looms : en fr
  • GB551683A - Improvements in apparatus for increasing or reducing fluid pressure : en
  • ES151460A1 - IMPROVEMENTS IN SHAVING MACHINES : en es
  • ES152674A3 - A PORTABLE HAND DRILL : en es
  • ES152786A3 - PROCEDURE FOR SUBJECTING BRISTLES OR FIBERS IN THE MANUFACTURE OF BRUSHES AND ANALOGUES : en es
  • ES153747A1 - A TRANSFORMER TO ADAPT ANTENNA GUIDELINES, ESPECIALLY ADOCK ANTENNAS, TO THE POWER SUPPLY LINE : en es
  • ES155279A1 - PROCEDURE FOR OBTAINING MEDIA WASHING MACHINES, CLEANERS, WHITENERS AND RINTS : en es
  • ES155545A1 - FUEL PRODUCER APPARATUS SYSTEM FOR THE OPERATION OF EXPLOSION ENGINES : en es
  • ES155590A1 - IMPROVEMENTS IN THE MANUFACTURE OF PRINT ROLLERS : en es
  • ES157515A1 - VEGETAL CARBON OR OTHER PRODUCTS SHREDDING MACHINE : en es
  • ES159049A1 - PRESS FOR THE MANUFACTURE OF CERAMIC PRODUCTS, WHERE THE VACUUM CAN BE APPLICABLE : en es
  • ES159310A3 - AN APPARATUS CONSISTENT OF AN AUTOMATIC VALVE FOR LIQUIDS UNDER PRESSURE : en es
  • ES159409A3 - A CONTROL APPARATUS FOR EXPLOSION ENGINE SPARK PLUGS : en es
  • ES159468A2 - IMPROVEMENTS MADE : en es
  • US2312498A - Signal translating apparatus : en
  • DE732458C - Arrangement for the transmission of television programs : de en
  • ES151844A1 - A PROCEDURE FOR THE CONSTRUCTION OF CEILINGS FOR FLOORS : en es
  • ES153245A2 - REGULATOR FOR INJECTION PUMPS OF INTERNAL COMBUSTION MACHINES : en es
  • ES153303A1 - ELIMINATION PROCEDURE OF WATER SELECTION INTENDED FOR BOILER FEEDING : en es
  • ES153829A1 - PROCEDURE FOR THE OBTAINING OF MONOLITHIC TELESCOPIC PILOTS ARMED WITH A MONOLITHIZED GRAVEL BY CEMENT : en es
  • ES154982A1 - LUMINOUS NEON OF VARIABLE WRITING : en es
  • ES157619A1 - A MACHINE, ESPECIALLY POLISHING, FOR PREPARING PEINES : en es
  • ES151579A1 - AN INSULATING LAYER CELL IN WHICH ONE OF THE ELECTRODES IS CONSTITUTED BY A THIN LAYER OF A REDUCED FUSION POINT SUBSTANCE : en es
  • ES152853A1 - PROCEDURE FOR OBTAINING RÖNTGEN CONTRACTS MEDIA : en es
  • ES153478A1 - A TELEGRAPH INSTALLATION : en es
  • ES157151A1 - A PROCEDURE FOR THE AUTOCONDENSATION OF TROLLEY VEHICLES : en es
  • ES157440A1 - A PROCEDURE FOR THE PRODUCTION OF REFRACTORY MATERIAL : en es
  • ES158048A1 - PROVISION FOR INTERCONNECTION FOR FOUR THREADS OF AERIAL OR INTERURBAN LINES : en es
  • ES151625A1 - A GASOGEN : en es
  • ES151634A1 - A DEFLASTING MACHINE WITH DIRECT ROTOR DRIVE : en es
  • ES152692A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF CARBON AGGLOMERATES : en es
  • ES153988A3 - THERMOSTATIC EXPANSION VALVE : en es
  • ES154081A3 - IMPROVEMENTS IN THE CONSTRUCTION OF HEAVY OIL ENGINES, IN THE OWN ELEMENTS OF THEIR AIR INTAKE VALVES, FOR THE COMBUSTION AND SWEEPING OF GASES : en es
  • ES154345A1 - SEEDS PREPARATION PROCEDURE, WHOSE FRUIT CAPSULE CONTAINS SEVERAL SEEDS : en es
  • ES154354A1 - PROCEDURE FOR THE USE OF ALCOHOL YEASTS AND BEER IN THE PREPARATION OF FEEDS : en es
  • ES154719A3 - ELECTROCHEMICAL DEVICE FOR POTENTIOMETRIC ANALYSIS : en es
  • ES154912A1 - AUTOMATIC CLEANING ANTI-HOME BURNER FOR ALL KINDS OF APPLICATIONS, AND ARTICULARLY FOR CENTRAL HEATING BOILERS : en es
  • ES154998A1 - PROCEDURE FOR BATHING, CLEARING SILK STOCKINGS AND AVOID BREAKING : en es
  • ES155386A1 - IMPROVEMENTS INTRODUCED IN THE CONSERVATION PACKAGING : en es
  • ES157877A1 - A NEW CHANGE OF SPEED FOR SPEEDS OF ALL KINDS : en es
  • ES158393A3 - A STEERING DEVICE FOR AUTOMOBILE VEHICLES AND ESPECIALLY FOR ELECTRIC CARS : en es
  • FR879703A - Process for manufacturing condensation products containing nitrogen : en fr
  • ES152308A1 - AN INSTALLATION FOR THE CONVERSION OF NITROUS GAS, FROM, ESPECIALLY FROM THE COMBUSTION OF AMMONIA IN NITRIC ACID : en es
  • ES152503A1 - PROCEDURE FOR EXTENDING OR STRETCHING THE CABLES OF AERIAL LINES : en es
  • ES153553A1 - A PROCEDURE TO DETERMINE THE POINT OF LOCATION TO THE SITUATION THROUGH ROTATING RADIOBALIZES : en es
  • ES153764A1 - A TUBE OF DIRECTED ELECTRONIC BEAM DOWNLOADS : en es
  • ES153958A1 - A PROCEDURE TO INCREASE THE PERMANENT RESISTANCE OF ZINC ALLOYS : en es
  • ES155512A1 - PROCEDURE FOR OBTAINING HARD PLATES OF VEGETABLE FIBER MASS, IN PARTICULAR OF WOOD FIBER AMSA : en es
  • ES157334A1 - PROCEDURE FOR OBSERVING OR PHOTOGRAPHING IMAGES PROJECTED FLAT OR ESTEROSCOPICALLY ON A SCREEN, IN PARTICULAR IMAGES OF RADIOSCOPIC SCREENS : en es
  • ES157353A1 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF THE DISTILLATION CHAMBERS AND IN THE FILTERS FOR GAS OF THE GASOGENS FOR AUTOMOBILE TRACTION : en es
  • ES157553A1 - AN INDUSTRIAL PROCEDURE FOR THE USE OF MAIZE PLANTS : en es
  • ES158036A1 - SYSTEM OF HYDRAULIC-ELECTROMAGNETIC DRIVE FOR THE DEPLOYMENT OF ELEVATING APPLIANCES IN GENERAL, WITH OR NOT OF THE INVERSORS BY THE SAME SYSTEM : en es
  • ES158680A2 - A PROCEDURE FOR CONCREATING IRON MINERALS : en es
  • ES159244A1 - DEVELOPMENT TO GIVE RELIEF SENSATION TO FIXED IMAGES ILLUMINATED BY LUMINOUS CAMERA : en es
  • ES151376A1 - IMPROVEMENTS IN GRAMMOPHICAL APPLIANCES : en es
  • ES151429A1 - A PROCEDURE TO PRODUCE CORROSION RESISTANT COVERS ON METALS : en es
  • ES152815A3 - IMPROVEMENTS IN THE CONSTRUCTION OR MANUFACTURE OF COATS FOR MEN, FOR LADIES, TRENCHES, SWEATERS, OR ANALOGUES OF CLOTHING : en es
  • ES153357A1 - IMPROVEMENTS IN THERMAL SWITCHES : en es
  • ES155495A3 - DRY PRINTING PROCEDURE, ESPECIALLY ADAPTABLE TO BINDING AND SIMILAR JOBS : en es
  • ES158160A1 - INDUSTRIAL PROCEDURE TO PREVENT OR COMBAT ORANGE PESTS AND OTHER FRUIT TREES : en es
  • ES158477A1 - A PROCEDURE FOR THE OBTAINING OF LEAD AND COPPER COVERINGS OF ALL COMPOSITION AND THICKNESS : en es
  • ES159764A1 - NEW LOCKING SYSTEM FOR WORKING HYDRAULIC CYLINDERS : en es
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  • US2312886A - Pump : en
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  • FR879655A - Preparation process for wood concrete : en fr
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  • ES153626A1 - LIFTING MECHANISM FOR ELECTRIC MOTORS : en es
  • ES155083A1 - PROCEDURE FOR THE LIGHTING OF CARBON IN ALL KIND OF HOUSEHOLDS : en es
  • ES155226A1 - DEVICE FOR SECURING THE MOVABLE PART WITH THE FIXED PART OF A MECHANICAL TIME ESPOLETA FOR PROJECTILES : en es
  • ES157690A1 - MECHANISM OF DRIVING FOR AIR PROPELLERS OF OPPOSITE RUN : en es
  • ES158417A1 - BICYCLE WITH AN AUXILIARY MOTOR MOUNTED ON THE REAR WHEEL : en es
  • ES158440A1 - A PROCEDURE TO OBTAIN A SUBSTITUTE FROM TIN TO WELD METALS : en es
  • ES159052A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • ES159287A3 - A MACHINE FOR DRIVING REMOVAL TOOLS : en es
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  • ES153264A1 - HIGH VOLTAGE CATHODIC RAY VALVE FOR OSCILLOGRAPHY OR TELEVISION : en es
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  • ES153835A1 - INJECTOR DEVICE FOR COLD BOILER : en es
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  • ES157587A1 - TWO ADDRESS AMPLIFIER STATION : en es
  • ES158877A3 - ELECTRIC OVEN FOR THE MANUFACTURE OF GLASS, INDIRECTLY HEATED : en es
  • DE765615C - : de en
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  • ES157401A1 - A TRANSMISSION SYSTEM FOR AIR-PROPELLER DRIVING DEVICES, AND ESPECIALLY FOR EXTRAORDINARILY ORDINARY REDUCTION RELATIONS : en es
  • FR879621A - Improvement in dry gas meters : en fr
  • FR879796A - New portable wood distillation furnace with by-product recovery equipment : en fr
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  • ES153895A1 - PROCEDURE FOR TREATMENTS OF THE TOMATO PLANT WITH THE OBJECT OF OBTAINING TEXTILE FIBERS AND / OR PAPER PASTE : en es
  • ES154523A1 - IMPROVEMENTS IN THE APPLIANCES FOR THE MEASUREMENT OF TIME : en es
  • ES157805A2 - IMPROVEMENTS IN GASOGEN FOR AUTOMOBILE VEHICLES : en es
  • ES158503A3 - HOT WATER PUMP FOR THE FEEDING OF FEED WATER REHEATERS FOR BOILERS : en es
  • ES159135A1 - APPARATUS TO ACHIEVE THE SENSATION OF MOVEMENT IN DRAWINGS, PHOTOGRAPHS, RECORDINGS AND SIMILAR : en es
  • ES159751A1 - A MULTIPLE INDICATOR SYSTEM FOR FLYING MACHINES : en es
  • DE732433C - Adjustable fluid resistance switched as a voltage divider : de en
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  • ES152376A3 - A SPECIAL TRICYCLE : en es
  • US2312398A - Dyestuff preparations : en
  • CA410823A - Electric control system : en fr
  • AU116614B2 - Fuel injection apparatus : en
  • US2312674A - Method of preparing bituminous paving mixtures : en
  • FR879824A - Improvements to sound emitting and reproducing devices : en fr
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  • ES152174A1 - MANUFACTURING PROCEDURE FOR BROCEMENTO PRODUCTS : en es
  • ES152972A3 - A NEW LIP BAR CASE SYSTEM : en es
  • ES154018A1 - IMPROVEMENTS IN THE ROTATING RACKS : en es
  • ES159093A1 - HEATING DEVICE FOR AERIAL PROPELLERS : en es
  • DE732352C - Command intercom speaker system : de en
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  • DK60646C - Method for Reducing the Shrinkage of Linear Products, such as Taver, Strings, Threads, and Films, Produced by Spinning a Protein Solution. : da en
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  • ES151561A3 - A PROCEDURE FOR THE INDEFINITE PRESERVATION OF PURE ETHYL ETHER FOR ANESTHESIA : en es
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  • ES152522A1 - IMPROVEMENTS IN STEAM ELECTRICAL DEVICES : en es
  • ES154616A1 - DEVICE INTENDED TO PRODUCE A DEFLECTING VOLTAGE OF SAW TEETH FOR CATHODIC RAY VALVES : en es
  • ES154846A1 - MANUFACTURING PROCEDURE OF CARBON AGGLOMERATES : en es
  • ES158064A3 - SYSTEM FOR DRYING BUILDINGS : en es
  • ES158742A3 - PERFECTED PROCEDURE FOR DYING THE YARN ON BOBBINS : en es
  • GB552956A - Improvements in or relating to internal combustion engines with opposed pistons : en
  • AU451542A - Improvements in the preparation of dihhydropyran : en
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  • US2312769A - Trailer and coupling therefor : en
  • US2312903A - Ladderproof knitting : en
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  • ES151783A2 - A CONTINUOUS RING MACHINE FOR CARDED WOOL THREAD : en es
  • ES152739A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF CARBON AGGLOMERATES, USING THE CHEMICAL PASTE OF WOOD AS A BINDER : en es
  • ES153036A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF SPEED CHANGES FOR BICYCLES : en es
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  • ES154306A1 - ELASTIC LUBRICATION PROCEDURE IN THE FORM OF PANTOGRAPH FOR GREASE DCAJA : en es
  • ES154629A3 - CLIP FOR ELECTRIC WELDING ELECTRODE CUTTER : en es
  • ES158369A1 - IMPROVEMENTS IN KNITTING MACHINES FOR KNITTING : en es
  • ES158935A3 - PROCEDURE FOR THE MANUFACTURE OF CELLULOSE TAPES OR STRIPS THAT IMITATE STRAW OR HAIR : en es
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  • ES152296A1 - AN ELECTRONIC VALVE FOR SHORT WAVES : en es
  • ES153474A2 - A DISCHARGE VESSEL, ESPECIALLY AN ELECTRONIC VALVE : en es
  • ES153952A1 - IMPROVEMENTS IN THE MANUFACTURE OF LOCKS FOR CASES, BAULES, COFRES AND SIMILARES : en es
  • ES154118A1 - PROCEDURE FOR THE OBTAINING OF A PRODUCT INTENDED FOR THE CLEANING AND POLISHING OF FLOORS, FURNITURE AND OBJECTS : en es
  • ES155204A1 - CHEMICAL PROCEDURE FOR THE OBTAINING OF CELLULOSE SEMIPASTAS INTENDED FOR PAPER PACKING : en es
  • ES155709A1 - PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL RUBBER RIMS FOR VEHICLES : en es
  • ES157581A1 - A ELASTIC WHEEL SYSTEM FOR VEHICLES : en es
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  • ES151742A3 - IMPROVEMENT IN THE HEAD OF AEROGRAPHY GUNS : en es
  • ES151826A1 - PERFECTED PROCEDURE OF TOMAVISTAS : en es
  • ES152102A1 - A PROVISION FOR THE DISPLACEMENT OF THE AUXILIARY FINS OF THE AIRPLANES : en es
  • ES152939A3 - AN AUTOMATIC TEMPERATURE REGULATING DEVICE : en es
  • ES152951A1 - IMPROVEMENTS IN THE MANUFACTURE OF THREADS FOR ELECTRIC WELDING : en es
  • ES154202A1 - DEVICE ADAPTABLE TO THE MACHINES TO MAKE LEGS OF STOCKINGS, TO OBTAIN THE CLAMP OF THE TISSUE OF THE SAME THING : en es
  • ES154255A1 - CONTACT DEVICE TO MARK THE TIME OF THE PERCUTOR'S TRIGGER ON THE FIREARM PISTON : en es
  • ES155622A1 - GUI APPARATUS FOR PREPARED ELECTRODE RODS : en es
  • ES157048A1 - A DEVICE FOR THE CONSTRUCTION OF PARTS, ESPECIALLY AIRCRAFT, OF THERMAL DILATATION COEFFICIENT MATERIALS OTHER THAN THE COEFFICIENT OF THE MATERIAL OF THE CONSTRUCTION DEVICE : en es
  • ES158293A1 - A WOOD GASOGEN FOR EXPLOSION ENGINES : en es
  • ES152063A1 - A PROCEDURE FOR MANUFACTURING TILES WITH VARNISHED SURFACES WITH A MATT BACKGROUND AND A MIXED MATT AND BRIGHT BACKGROUND : en es
  • ES153660A1 - CARBONIZATION OVEN : en es
  • ES153905A1 - PROCEDURE TO INCREASE PLANT YIELD BY SEED TREATMENT : en es
  • ES155239A3 - MACHINE TO OBTAIN MULTI-COLORED PLASTIC MATERIALS : en es
  • ES157141A1 - AUTOMATIC MACHINE FOR FRINGING POTATOES AND SIMILARS : en es
  • ES157839A1 - PROCEDURE FOR PREPARATION OF PLATES AND FLEXIBLE CELLULOSE PLATES : en es
  • ES157965A1 - EQUIPMENT MACHINE, COMMANDED BY TRANSMISSION SLIDER : en es
  • USD135158S - Design for a spanner wrench : en
  • FR879835A - Jet torpedo : en fr
  • ES151535A1 - DEVICE FOR THE MANUFACTURE OF SOAP IN COLD : en es
  • ES157957A1 - PROCEDURE FOR THE OBTAINING OF SULFONAMIDES : en es
  • ES158235A2 - AN APPARATUS FOR MANUFACTURING COMPOSITE SHEETS : en es
  • DE732357C - Non-rotatable connection of two interlocking tubular parts : de en
  • ES151989A1 - A CASH REGISTER WITH AUTOMOTIVE TOWNHOUSE FOR THE DELIVERY OF MARKS OR REIMBURSEMENT, SALES AND SIMILAR NOTES : en es
  • ES155364A1 - DISINFECTION AND CONSERVATION PROCEDURE : en es
  • ES155617A1 - GENERATOR OF GAS, TO CARBIDE, FOR INDUSTRIAL USES : en es
  • ES157651A1 - IMPROVEMENTS IN SWITCHERS FOR SMALL AMPERAJES : en es
  • ES157864A1 - PROCEDURE FOR THE OBTAINING OF COMPOUNDS BASED ON HALOGENOPIRIDONES EASILY SOLUBLE : en es
  • ES158594A3 - PROCEDURE FOR OBTAINING THERAPEUTICALLY ACTIVE THIAZOL AND 4-METHYL-THIAZOL DERIVATIVES : en es
  • ES158777A1 - NEW PROCEDURE FOR THE AGGLOMERATION OF CARBON, MINERAL OR VEGETABLE, COK AND SIMILAR SUBJECTS : en es
  • ES159291A2 - IMPROVEMENTS MADE : en es
  • ES159545A1 - NEW SYSTEM FOR THE USE OF VEGETABLE WASTE FOR ITS COMBUSTION IN PULVERIZED FORM : en es
  • CA410854A - Wire drawing die : en fr
  • CA410887A - Knitted fabric : en fr
  • GB551637A - Improvements relating to wrappers particularly for confectionery : en
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  • CA410866A - Paper manufacture : en fr
  • US2312710A - Mechanical fabric : en
  • US2312772A - Water heating system : en
  • US2312456A - Butter dispenser : en
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  • ES151969A1 - A PROCEDURE, WITH YOUR DEVICE, TO MAKE THE COLOR TAPES ROLL BACK IN AN APPARATUS TO OBTAIN COPIES PLACED ON THE WRITING MACHINE AND EQUIPPED WITH A SEPARATING MECHANISM OF THE RIBBONS : en es
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  • ES154393A3 - TOOL HOLDER DESIGNATED FOR SUCCESSIVELY ARRANGED SCREW SETS : en es
  • ES154928A1 - ADJUSTMENT OF WEDGE FOR SMOOTH CANYON OF AVENCARGA : en es
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  • ES159204A1 - A CARBON GASIFICATION PROCEDURE APPLICABLE TO EXPLOSION ENGINES : en es
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  • ES152400A2 - MODIFICATIONS INTRODUCED TO AN ELECTRICAL SAFETY PROVISION TO AVOID ACCIDENTS ON TRAINS IN RUN : en es
  • ES152846A1 - MULTIPLE EXPANSION PLUMMING STEAM MACHINE WITH CONDENSATION FOR HIGH PRESSURE FALL : en es
  • ES153834A1 - A REVERSED FIRE GASOGEN APPLICABLE TO MOTORS OF AUTOMOBILE VEHICLES : en es
  • ES154856A1 - GASOGENO OF HEAVY OIL : en es
  • ES155291A1 - PROCEDURE FOR THE MANUFACTURE OF WOOD FIBER PLATES : en es
  • US2312707A - Carbon : en
  • US2312976A - Propelling device : en
  • US2312835A - Short wave radio system : en
  • US2312303A - Railway traffic controlling apparatus : en
  • US2312731A - Process and agent for breaking petroleum emulsions : en
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  • ES153808A1 - INDUSTRIAL PROCEDURE FOR OBTAINING SEEDS AND FLOURS FROM THE SEED OF THE FRUIT OF THE ALGARROBO, THROUGH CRUSHING AND MOLTURATION OF THE SAME, INTENDED FOR FEEDS AND INDUSTRIAL USES : en es
  • ES157223A3 - PROCEDURE FOR THE MANUFACTURE OF FURFUROL : en es
  • ES159556A1 - IMPROVEMENTS IN GASOGENS : en es
  • US2312391A - Timekeeper : en
  • US2312775A - Adjustable garment strap : en
  • US2312802A - Locking device for bucket teeth : en
  • US2312534A - Acoustic device : en
  • AU535842A - Improvements mor relating tothe purification of woodpulp : en
  • US2312332A - Veneer molding process : en
  • DE732411C - Gas tap : de en
  • ES152431A1 - METALLIC CERTIFICATE FOR THE SCREENING OF WHEAT SEMOLAS : en es
  • ES158986A1 - AN AMPLIFIER ARRANGEMENT FOR DECIMETRIC WAVES : en es
  • DE732250C - Circuit arrangement for monitoring and remote ignition of amplifiers : de en
  • ES155285A1 - DOUBLE SECURITY AUTOMATIC FAUCET FOR EXPLOSION ENGINES : en es
  • ES157937A1 - AN ACCESSED LOCK BY PUSH BUTTON : en es
  • ES152018A1 - A SYSTEM OF ARRAMBING IN WHICH THE TENSION OF THE HIGH ANTENNA IS TAKEN FROM THE SYSTEM OF ANTENNAS GUIDELINES : en es
  • ES152624A1 - FLOATING ASSEMBLY OF THE LOWER AXLE OF THE SAW MACHINE : en es
  • ES158062A1 - PROJECTOR BY REFLECTION : en es
  • US2312483A - Compounds having a pregnane or pregnene skeleton : en
  • US2312871A - Body tipping apparatus for motor vehicles : en
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  • GB551570A - A tool for performing internal machining operations at an angle to the axis of a bore or tubular member : en
  • FR879721A - Process for the production of mechanical energy : en fr
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  • ES154917A1 - MEDIATOR APPARATUS FOR THE ANALYSIS OF MIXTURES OF SUBSTANCES, ESPECIALLY GASEOUS, VIA MAGNETICA : en es
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  • ES158705A1 - PROCEDURE FOR GIVING STRENGTH TO NATURAL OR ARTIFICIAL SILK TISSUE FIBERS, SUCH AS STOCKINGS, BLONDES, MANTILLAS AND OTHER MESH CLASSES : en es
  • ES158722A1 - AUTOMATIC REGULATOR OF THE MIXING RATIO FOR GASÓGENO : en es
  • ES159339A1 - A LUBRICATING OIL MANUFACTURING PROCEDURE : en es
  • GB551663A - Process for making an improved gasoline : en
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  • ES154795A1 - FUEL INJECTION ENGINE WITH LOW COMPRESSION OF ELECTRIC IGNITION TO POINT OF INFLAMMATION : en es
  • ES157698A3 - RESTRAINT AND SAFETY DEVICE FOR BICYCLES AND SIMILAR VEHICLES : en es
  • ES159342A1 - A PROCEDURE FOR MANUFACTURING SULFUR COMPRESSES TO OBTAIN SULFOROUS GAS : en es
  • ES159421A1 - IMPROVEMENTS IN HOMES OR BURNERS OF GASÓGENO : en es
  • ES159466A3 - IMPROVEMENTS IN THE MANUFACTURE OF SPEAKERS FOR RADIOPHONE : en es
  • US2313026A - Process for the manufacture of lactams from oximes of cyclic ketones : en
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  • ES152537A1 - A PROCEDURE FOR OBTAINING CAROTEN, FROM THE BARK OF ORANGES OR ITS ESSENCE BY EXPRESSION : en es
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  • ES155325A1 - DISTRIBUTING VALVE OF MULTIPLE STEPS : en es
  • ES156928A1 - PROCEDURE FOR OBTAINING POLYCONDENSATION PRODUCTS : en es
  • ES157769A1 - A PERFECT GASOGEN : en es
  • ES158808A1 - HYDROGEN GASOGEN : en es
  • ES152890A3 - IMPROVEMENTS IN THE COUPLING OF ELECTROMOTORS TO SPEAKING MACHINES : en es
  • ES153210A1 - DISCHARGE VALVE : en es
  • ES157179A1 - PROCEDURE FOR OBTAINING NITROCELLULOSE BASED COATS AND COLORS FOR SKIN COATING : en es
  • ES158913A1 - A PROCEDURE FOR THE REGULATION OF FANS DESTINED FOR THE LOADING OF EXPLOSION ENGINES AND ESPECIALLY OF AVIATION ENGINES : en es
  • ES159180A1 - AN ASSEMBLY INTENDED TO LIMIT THE MPLITUDE OF ELECTRICAL OSCILLATIONS : en es
  • ES159298A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ARROW-SHAPED AIRCRAFT SUPPORT WINGS WITH ASCENSIONAL FINS : en es
  • ES151474A1 - PROCEDURE AND DEVICE FOR THE OBTAINING OF NITRIC ACID OF GREAT CONCENTRATION AND, RESPECTIVELY, OF NITROGEN BY THERMAL DECOMPOSITION AND, RESPECTIVELY, CHEMICAL OF DILID NITRIC ACID : en es
  • ES151788A1 - DEVICE OF CHANGE IN THE LINES OF DRIVING ELECTRICAL TRAINS, PARTICULARLY IN THE LINES OF TROUBLUS : en es
  • ES152030A1 - IMPROVEMENTS IN THE MANUFACTURE OF MULTIPLE HOLES STONES FOR WIND WARMERS : en es
  • ES152076A1 - METHOD OF CONSTRUCTION OF DECKS FOR AIRCRAFT FUSELAGES AND SIMILAR : en es
  • ES152690A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE PATENT No. 135068 : en es
  • ES156943A1 - GAS GAS OR GAS GENERATOR, SPECIAL FOR EXPLOSION ENGINES : en es
  • ES159458A1 - DEVICE FOR THE AUTOMATIC CHANGE OF DISCS APPLICABLE TO THE PARKING MACHINES PROVIDED WITH DEPOSIT : en es
  • DE732408C - Method and device for the production of mineral wool, in particular slag wool : de en
  • ES151762A2 - IMPROVEMENTS IN THE TREATMENT OF MILK AND OTHER FOOD LIQUIDS, ESPECIALLY OF GLOBULAR STRUCTURE, OBJECT OF THE MAIN PATENT : en es
  • ES152103A1 - A PROCEDURE FOR THE MANUFACTURE OF COOKED PASTURES THROUGH THE FERMENTATION OF THE YEAST MASS : en es
  • ES152144A1 - IMPROVEMENTS IN THE DISCS TO PULLOVE FRESH CHERRIES OF COFFEE : en es
  • ES152273A3 - PROCEDURE FOR OBTAINING 2-AMINO-PYRIDINE : en es
  • ES152985A1 - A CONNECTION PROVISION TO PRODUCE TWO ALTERNATING SOUND FREQUENCIES ACCORDING TO A THIRD FREQUENCY : en es
  • ES153325A1 - IMPROVEMENTS IN THE MANUFACTURE OF INDICATORS OF THE ADDRESS OF MARCH, ESPECIALLY FOR AUTOMOBILES : en es
  • ES154281A1 - SPEARGUN FOR THE UNDERWATER HUNT : en es
  • ES158041A3 - IMPROVEMENTS IN THE MACHINES FOR THE MANUFACTURE OF FOOD PASTA : en es
  • ES159517A1 - SOME IMPROVEMENT IN THE MANUFACTURE OF METALLIC CLOSURES FOR MONEY : en es
  • ES151492A1 - A GASOGEN FOR FEEDING OF EXPLOSION ENGINES BY COMBUSTION OF WOOD CHARCOAL AND OTHER DERIVATIVES FROM THE DISTILLATION OF FUELS OF CARBONIFEROUS ORIGIN : en es
  • ES151701A1 - IMPROVEMENTS IN THE MANUFACTURE OF CALCULATING MACHINES : en es
  • ES152009A1 - IMPROVEMENTS IN THE MANUFACTURE OF RESIN SOAPS OR COLOMBIA : en es
  • ES152948A1 - MULTI-TUBULAR STEAM GENERATOR WITH REHEAT : en es
  • ES153319A1 - IMPROVEMENTS IN THE MANUFACTURE OF CLAWS WITH CLAMP MECHANISM FOR THE WINDOW, ESPECIALLY FOR AUTOMOBILE SLABS : en es
  • ES155537A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES158082A1 - PROCEDURE FOR THE OBTAINING OF A SULFONIC COMPOUND : en es
  • GB551689A - Improvements relating to the building up of a hard surface by spraying : en
  • US2312515A - Feeler device for looms : en
  • US2313017A - Internal combustion engine : en
  • ES151321A3 - SOME IMPROVEMENTS IN THE PROCEDURE FOR MANUFACTURING BLACK GLASS : en es
  • ES152427A1 - PROCEDURE FOR THE FIXATION OF THE SERICINE, APPLICABLE TO THE SILK IN "GREGE" OR IN PLOT, TORCIDA OR SMOOTH, AND TO THE TISSUES BASED ON SILK : en es
  • ES152727A1 - IMPROVEMENTS IN OR RELATED TO EQUIPMENT FOR AUTOMATIC BILLING (TICKETING) FOR TELEPHONE OR SIMILAR PLANS : en es
  • ES152982A1 - A PROCEDURE FOR A CLOSURE PART FOR ELECTRICAL DISCHARGE CONTAINERS : en es
  • ES153363A1 - PROCEDURE TO OBTAIN FROM MILK AN ALBUMINA ABLE TO BEAT AND COOK : en es
  • ES155388A3 - PROCEDURE FOR MANUFACTURING CONICAL AND CRUSHED STEEL TIPS WITH HEAD, USED IN DEVIL MACHINES : en es
  • ES156944A1 - PROCEDURE FOR THE OBTAINING OF PRODUCTS OF DESINTEGRATION OF THE STERINE : en es
  • ES157052A3 - AN AUTOMATIC ACTUATION, APPLICABLE TO SUPPORTING ELEMENTS OF SERVICE TRAYS AND PORTABLE FURNITURE : en es
  • ES157778A1 - IMPROVEMENTS IN ELECTRIC DISCHARGE CONTAINERS : en es
  • DE732583C - Drive of oscillating weirs for wave baths : de en
  • ES152319A1 - A NEW PROCEDURE FOR FORGED FLOORS : en es
  • ES154948A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157253A1 - A PROCEDURE FOR THE PROTECTION OF RESISTORS USED IN ELECTRICAL HEATING : en es
  • ES157313A1 - A PROCEDURE FOR THE TREATMENT OF ARTIFICIAL ASPHALT : en es
  • ES157602A1 - AN INSTALLATION FOR TRANSMITTING DISTANCE SIGNALS, ESPECIALLY FOR TELEVISION : en es
  • ES159356A1 - IMPROVEMENTS IN NON-PERCUTOR IGNITION DEVICES FOR ADDITIONAL PROJECTION LOADS IN GRENADES FOR RIFLE : en es
  • ES151500A1 - NEW MANUFACTURING PROCEDURE FOR CONSTRUCTION MATERIALS BASED ON CEMENT AND VEGETABLE FIBERS AND MINERALS : en es
  • ES153831A3 - A PROCEDURE TO OBTAIN SODIUM PERBORATE : en es
  • ES154770A1 - PROCEDURE FOR MANUFACTURING A SUBSTITUTE FOR WHITE SOAP : en es
  • ES158020A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES159125A1 - PROCEDURE FOR THE PREPARATION OF A NEW PRODUCT TO COMBAT CULTURE PESTS AND DISEASES : en es
  • FR879805A - Artificial resins from phenols and aminotriazines : en fr
  • DE732531C - Key folder : de en
  • US2312595A - Display carton : en
  • US2312412A - Work cylinder : en
  • US2312708A - Dressed and softened regenerated cellulose products : en
  • US2312932A - Variable condenser : en
  • ES151343A1 - DEVICE OF CYLINDERS FILTERS APPLIED IN HYDRAULIC PRESS FOR PRESSING GRAPES : en es
  • ES152239A3 - A PROCEDURE FOR WOOL WASHING THAT ALLOWS THE RECOVERY OF SEVERAL BY-PRODUCTS : en es
  • ES152266A1 - PROCEDURE FOR THE OBTAINING OF ARMED PILOTS WITH MONOLITHED GRAVEL, BY MEANS OF CEMENT : en es
  • ES153340A1 - A SUSPENSION DEVICE FOR STEEL YELMS : en es
  • ES153990A1 - IMPROVEMENTS INTRODUCED IN THE GASOGENIC APPLIANCES : en es
  • ES155122A3 - IMPROVEMENTS MADE IN THE PROCEDURE TO MANUFACTURE DIETARY FOOD PRODUCTS BASED ON MALTED FARINECE MIXTURES : en es
  • US2312691A - Diazine derivatives : en
  • USD135141S - Temple member for spectacles or similar article : en
  • DE732532C - Device for rewinding an endless film roll : de en
  • DK60648C - Procedure for Sterilization of Organic Substances. : da en
  • ES153080A1 - A PROCEDURE FOR THE CONSTRUCTION OF ROADS, AERODROMES AND SIMILAR WITH A ROOF OF MILLED CONCRETE : en es
  • ES153130A1 - IMPROVEMENTS IN THE CONSTRUCTION OF GASÓGENOS TO OBTAIN ACETYLENE : en es
  • ES154802A1 - SYSTEM OF BALLESTAS, ESPECIALLY FOR VEHICLES THAT ARE TO MARK BY THE FIELD : en es
  • ES154915A1 - AUTOMATIC SWITCH : en es
  • ES155115A1 - PROCEDURE FOR OBTAINING ALUMINA, SULFURIC ACID AND POTASSIC SULPHATE, STARTING FROM POTASSIC ALUMINUM SULFATES : en es
  • ES155302A3 - SHREDDING MACHINE ELEVATOR SHREDDER : en es
  • ES157019A1 - A MECHANISM TO OPERATE THE PORTALIZES CORRESPONDING TO THE MARGINAL URID THREADS OR OF INDEPENDENT SHORES OF THE MAIN GROUP OF PORTALIZOS WITH WHICH THE SPECIFIC LIGAMENT OF THE FABRIC IS FORMED IN THE MECHANICAL TELESCOPING : en es
  • ES158060A1 - A ROOM STOVE, WITH ELECTRICAL PREFERENCE, APPLICABLE AS A SERVICE CART OR HEATER FOR HANDLING OR DISHES : en es
  • ES158498A1 - A PROCEDURE FOR THE OBTAINING OF OXIDATION COMPOUNDS, AND ESPECIALLY OF CHLORIDE COMPOUNDS THAT DISCOVER OXYGEN, AND INSTALLATION FOR THEIR REALIZATION : en es
  • FR879707A - Machine for washing plates or dishes, and other similar applications : en fr
  • ES152350A1 - NOZZLE OF REGULATORY RENDIJA OF THE TRANSVERSE SECTION TO INJECT FUEL IN COMBUSTION ENGINES : en es
  • ES152475A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF ALL KINDS OF ELECTRICAL SWITCHES AND OTHER ELECTRICAL APPLICATION PARTS : en es
  • ES152889A1 - IMPROVEMENTS INTRODUCED IN THE HIGH SPEED LOCOMOTION APPARATUS, ESPECIALLY IN THE AIRCRAFT : en es
  • ES157439A1 - SOME IMPROVEMENTS IN THE CONSTRUCTION AND ASSEMBLY OF FRAMES FOR DOORS AND WINDOWS : en es
  • ES157791A1 - A LOCK WITH SAFETY CYLINDER, OWN AND SPECIAL FOR DRAWERS AND CABINETS : en es
  • ES158027A1 - DEVICE FOR CONTINUOUS SULFONATION AND / OR NEUTRALIZATION : en es
  • ES159434A1 - PROCEDURE FOR THE REGULATION OF THE POWER OF THERMAL POWER PLANTS : en es
  • ES159448A3 - IMPROVEMENTS IN AEROGENIC DRYING APPARATUS, APPLICABLE TO HANDS AND SKIN IN GENERAL : en es
  • GB551594A - Means for automatically operating capstan lathes or other machine tools : en
  • FR879715A - Process for preparing vinyl esters of monocarboxylic acids : en fr
  • ES152054A1 - SOME IMPROVEMENTS IN THE MACHINES FOR CONDITIONING, SHREDDING, MOLER ALMOND AND HAZELNUT AND OTHER FRUITS OWNED FOR PASTRY WORKERS : en es
  • ES152191A1 - SYMMETRICAL DISPOSAL FOR SHORT WAVES : en es
  • ES152362A1 - A SYSTEM OF ELECTRICAL WELDING EQUIPMENT AT THE ARC, BY ALTERNATIVE CURRENT, WITH INTENSITY OF CORRIETNE OF MICROMETRIC REGULATION : en es
  • ES153286A1 - DEVICE TO ADJECT ORIGINAL SPECULAR WRITINGS IN DRUM COPY DEVICES : en es
  • ES155457A1 - FUEL INJECTOR COMBINED WITH AN IGNITION DEVICE AND ESPECIALLY INTENDED FOR THE PREVIOUS AIR HEATING OF EXPLOSION MOTORS ASPIRATION : en es
  • ES157464A1 - TELEPHONE OR SIMILAR SYSTEM TO ESTABLISH CONNECTIONS THROUGH FINAL SELECTORS : en es
  • US2312846A - Shipping container for baby chicks and method of making same : en
  • CA410803A - Rivet : en fr
  • US2312723A - Electron discharge device : en
  • US2312804A - Guide for kelly bars : en
  • US2312858A - Chain-stitch sewing machine : en
  • ES153066A2 - A LANDING PROCEDURE BY SLIDE ROADS : en es
  • ES153067A1 - NEW ELECTRIC BATTERY OF INTERCHANGEABLE ELEMENTS FOR FLAT, TUBULAR OR OTHER POCKET LAMPS, ELECTRIC LANTERNS AND OTHER SIMILAR APPLICATIONS : en es
  • ES154602A1 - BRAKE APPLICABLE TO BIKES, MOTORCYCLES AND SIMILAR VEHICLES : en es
  • ES154777A3 - PROCEDURE FOR THE MANUFACTURE OF PROTECTIVE WRAPPING FOR MECHANICAL TRANSMISSION CABLES : en es
  • ES157240A1 - A CHANGE OF GEAR SPEED : en es
  • FR879650A - Method and device for removing wood particles from textile plants : en fr
  • DE732381C - Device to compensate for shrinkage on optical cinema film copying machines : de en
  • ES153282A1 - ROTARY COPIER FOR THE OBTAINING OF COPIES WITH CONTENT IN EQUAL PART AND VARIABLE PART : en es
  • ES153403A1 - DRIVING DEVICE FOR OFFICE MACHINES, ESPECIALLY WRITING MACHINES AND CALCULATING AND WRITING MACHINES : en es
  • ES154124A1 - MACHINE TO PRODUCE, IN A SINGLE PASS, SOLOMONIC BARS OF STEEL, PROFILE V, TO ASSEMBLE MONOLITHIC BODIES MADE OF CONCRETE OR MOLDED REFRACTORY MASSES : en es
  • ES157183A1 - A MACHINE TO MAKE SAWS OR SAW BLADES : en es
  • ES157579A1 - A CAL SATURATOR TO PURIFY WATER : en es
  • ES157790A1 - IMPROVEMENTS IN THE FACILITIES FOR THE HANDLING OF SARDINES AND OTHER FISH FOR CONSERVATION : en es
  • FR879786A - Improved device for drying wood by waste heat from carbonizing furnaces and its applications : en fr
  • ES151581A1 - PROCEDURE FOR OBTAINING AN ANTIFERMENT FOR THE PREPARATION OF PRESERVES : en es
  • ES151597A1 - IMPROVEMENTS IN PIPES FOR HOT GASES, STEAM AND SIMILAR : en es
  • ES153790A1 - PERFECTED SYSTEM TO RAISE LIQUIDS : en es
  • ES154224A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154593A1 - PROCEDURE FOR FIXING ORGANIC PHOSPHORUS IN MINERAL PRODUCTS APRA THE MANUFACTURE OF COMPOSITE EARTH FERTILIZERS : en es
  • ES155567A1 - HOME SOLID FUEL : en es
  • ES157477A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158092A1 - PROCEDURE FOR THE OBTAINING OF A PAINT OF THE CLASS CALLED TO THE DUCK IN THE FORM OF PLANKS OR STRIPS : en es
  • ES158381A1 - MOTOR GEAR MECHANISM FOR THE MOTOR SHAFTS OF AUTOMOTIVE VEHICLES, ESPECIALLY FOR HIGHWAYS : en es
  • ES158657A1 - PROCEDURE FOR THE OBTAINING OF AIR AND WATER HERMETIC CLOSURES FOR PAPER AND CARTON DEPOSITS : en es
  • ES159005A1 - CELL TO CARRY OUT THE PRACTICE ELECTROLYSIS OF METAL SALTS SOLUTIONS BY THE AMALGAM METHOD : en es
  • ES155352A1 - MUSCULAR DRIVING LUSTRATOR APPARATUS : en es
  • ES155424A1 - MANUFACTURING PROCEDURE OF ALL KINDS OF COMBUSTIBLE CONGLOMERATES BASED ON THE WOODEN SHELL OF THE ALMONDS : en es
  • ES155655A1 - PROCEDURE FOR OBTAINING SUPERPOLIAMID FLAT BODIES : en es
  • ES157002A1 - PROCEDURE FOR CLOGGING OF LONG VEGETABLE FIBERS : en es
  • ES157509A1 - A PROCEDURE FOR THE OBTAINING OF A SULFANILAMID DERIVATIVE : en es
  • ES158515A2 - A PROCEDURE FOR LIFTING AND CURLING THE HAIR OF CARDED AND HAIRED TISSUES, IN GENERAL : en es
  • ES159140A1 - SOME IMPROVEMENTS IN THE GENERAL MAKING OF OUTER DRESSES AND HATS OF ANY INDOLE, FOR WHICH THE PROCEDURE OF SEWING ITS DIFFERENT CONSTITUENT PIECES IS MAINLY AFFECTED : en es
  • ES159226A1 - A DEVICE FOR FOLDING SHEETS OR PACKAGES OF SHEETS : en es
  • ES159651A3 - A CHARGING STOVE : en es
  • DE732112C - Process for the production of benzene and its homologues by splitting pressure hydrogenation of naphthalene or hydronaphthalenes : de en
  • ES152121A1 - IMPROVEMENTS IN HAIR WASHING MACHINES : en es
  • ES153232A1 - PROCEDURE FOR THE OBTAINING OF ACIDS 1-AMINO-ARILO-5-PIRAZOLON-4 SULFÓNICOS : en es
  • ES153241A1 - IMPROVEMENTS IN THE MANUFACTURE OF SUPPORT STICKS, ESPECIALLY THE BICYCLE TARGETS : en es
  • ES153724A1 - PROCEDURE FOR THE SEED CULTIVATION FOR FEEDING NABOS, BETARRAJAS DE FORRAJE, CARROTS AND OTHER CLASSES OF NABOS NOT PRESERVABLE DURING THE WINTER : en es
  • ES154419A1 - SYSTEM FOR THE MANUFACTURE OF VEGETABLE CARBON AGGLOMERATES : en es
  • ES157138A1 - IMPROVEMENTS IN THE MANUFACTURE OF LACTOSE : en es
  • ES157983A1 - A FUEL INJECTOR FOR EXPLOSION ENGINES : en es
  • ES158549A3 - A PROCEDURE TO REMOVE SULFUR AND OTHER ADDITIONAL HARMFUL MATTERS FROM IRON AND ITS ALLOYS : en es
  • ES153262A1 - AMPLIFIER ARRANGEMENT COUPLED BY CAPACITY AND RESISTANCE : en es
  • ES157456A1 - PROCEDURE FOR THE MANUFACTURE OF POLYMETRIC DYES : en es
  • DK60658C - Closing and opening mechanism for windows, hatches, doors and similar hinged construction parts. : da en
  • ES151812A1 - IMPROVEMENTS IN ELECTROMAGNETIC INDUCTION APPLIANCES : en es
  • ES152071A1 - IMPROVEMENTS IN OR RELATIVE TO THE MANUFACTURE OF BITS USED IN ROCK DRILLS : en es
  • ES152660A1 - A PROCEDURE OR SUCCESSION OF CHEMICAL OPERATIONS TO OBTAIN A CLEANING PRODUCT REPLACING THE SOAP : en es
  • ES153714A1 - IMPROVEMENTS IN THE ASSEMBLY OF THE WHEELS BELONGING TO VEHICLES THAT CIRCULATE ON LANES : en es
  • FR879493A - : fr
  • DE731893C - Overlay receiver with two oscillators and automatic sharp tuning : de en
  • DE732609C - Valve interposed between the quick-closing agent and the hydraulically controlled quick-closing valve for steam turbines : de en
  • ES151503A1 - A PROCEDURE TO RAISE GUIDING ACCURACY IN PARABOLIC MIRROR PROVISIONS : en es
  • ES154090A1 - MECHANICAL INSTALLATION FOR THE MANUFACTURE OF PULVERIZED STICK OF SOAP : en es
  • ES154122A1 - A GASOGEN : en es
  • ES157189A1 - IMPROVEMENTS IN TRACTION PRESSURE ELECTRO-HYDRAULIC APPLIANCES : en es
  • ES157668A1 - PROCEDURE TO IMPROVE THE ELECTRO-INSULATING PROPERTIES OF BUTANDIENE POLYMERS : en es
  • ES158937A1 - EQUIPMENT FOR THE CLEANING OF IGNITION PLUGS : en es
  • GB551665A - Improvements in cathode ray tubes : en
  • US2312743A - Alkoxy meta-dioxanes : en
  • USD135173S - Brooch or similar article : en
  • US2312909A - Spark plug : en
  • DE732534C - Process for the photomechanical production of metallic letterpress forms : de en
  • ES152066A1 - IMPROVEMENTS IN MAGNESIUM LAMPS : en es
  • ES152693A1 - A NEW PROCEDURE TO INCREASE THE ACTIVITY AND EFFICACY OF FERTILIZERS AND FERTILIZERS : en es
  • ES155074A1 - PROCEDURE FOR MANUFACTURING BELTS IN WEDGE : en es
  • ES157330A1 - DEVICE FOR THE AUTOMATIC REGISTER OF MANEUVERS FOR SHIPS : en es
  • ES152575A1 - A NEW AUTOMATIC OPERATING PHOTOGRAPHIC MACHINE : en es
  • ES152708A1 - IMPROVEMENTS IN OR RELATIVE TO TELEPHONE OR SIMILAR SYSTEMS : en es
  • ES155152A1 - IMPROVEMENTS IN LSO SIPHONS AND DISCHARGE DEPOSITS, APPLICABLE TO TOILETS AND SIMILAR SERVICES : en es
  • ES157345A3 - PERFECTIONS IN THE MANUFACTURE OF HOLLOW OR CELLULAR ELEMENTS FOR CONSTRUCTION : en es
  • ES158506A1 - NEW PROCEDURE FOR THE IMPULSION OF AIRCRAFT AND TOY PLANEERS : en es
  • ES159416A1 - A NEW SYSTEM OF MOVING ROTARY MACHINE WITH HYDRAULIC PRESSURE : en es
  • ES152104A1 - WIND HEATER WITH MULTIPLE ZONES ESPECIALLY FOR HIGH OVENS : en es
  • ES153446A1 - A DEVICE FOR THE LIMITATION OF THE NUMBER OF REVOLUTIONS OF CARBURETOR ENGINES : en es
  • ES157650A1 - IMPROVEMENTS IN THE SWITCHES FOR SMALL AMPERAJES : en es
  • AU116583B2 - Improvements in knitting needles, crotchet hooks, andthe like : en
  • ES152058A3 - AN IMPROVEMENT IN THE MACHINES FOR MANUFACTURING THE SUPPORT TUBES FOR ELECTRIC LAMPS : en es
  • ES152297A1 - PROCEDURE FOR THE PRODUCTION OF METALS BY MEANS OF ELECTROLYSIS OF MELTED SALTS : en es
  • ES152523A1 - A ROTARY TUBULAR OVEN IGNITION DEVICE FOR THE COMBUSTION, CALCINATION AND CONCRETION OF PRODUCTS OF ALL KINDS : en es
  • ES153596A1 - SYSTEM OF CONSTRUCTION OF DEPOSIT FOR THE TRANSPORT OF LIQUIDS : en es
  • ES154537A1 - PROCEDURE FOR THE MANUFACTURE OF A RUBBER SANDAL WITH CANVAS LINING OR OTHER SIMILAR FABRICATION, WITH SIMULTANEOUS VULCANIZATION OF SOLE AND CUT : en es
  • ES155187A1 - PROCEDURE FOR PREPARATION OF IRON PALASTRO IN ORDER TO MAKE IT SUITABLE TO MANUFACTURE VESSELS INTENDED TO PRESERVE DIFFERENT PRODUCTS, SUCH AS FOOD SUBSTANCES, VARNISHES AND SIMILAR PRODUCTS : en es
  • ES158783A1 - PROCEDURE FOR TESTING THE POROSITY OF FINE PORE MASSES. : en es
  • ES152607A1 - A PROCEDURE FOR OBTAINING NATURAL ASCORBIC ACID : en es
  • ES154362A1 - PROCEDURE FOR OBTAINING HILABLE FIBERS IN THE FORM OF A FIBER TAPE : en es
  • ES155670A1 - FIBROCEMENT MANUFACTURING PROCEDURE : en es
  • ES157498A1 - REGENERATOR OF GAS FOR GASÓGENOS : en es
  • ES159161A1 - IMPROVEMENTS IN GASOGENS : en es
  • US2312960A - Means for spreading disks : en
  • ES151821A3 - PROCEDURE FOR THE PREPARATION OF SULFAMIDO-PHENYL-AZO-ORTHO-OXY-BENZOIC ACID, ITS SALTS AND DERIVATIVES : en es
  • ES153197A1 - MACHINE FOR LEARNING THE MECHANOGRAPHY : en es
  • ES155475A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF TOOLS FOR LATHES, BRUSHING AND BRUSHING MACHINES AND ANALOGUE : en es
  • ES157540A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TRANSFORMERS FOR ELECTRICAL CURRENTS : en es
  • ES157541A1 - A NEW IGNITION COIL FOR INTERNAL COMBUSTION ENGINES : en es
  • FR879659A - Process for the manufacture of a fertilizer in the form of non-caking rounded granules composed of ammonium nitrogenate and calcium carbonate : en fr
  • ES153734A1 - ROMAN PERFECTED : en es
  • ES154561A3 - PROCEDURE FOR OBTAINING A NEW ANTIRYPTOGAMIC PRODUCT FOR THE TREATMENT OF PLANT DISEASES : en es
  • US2312825A - Toilet paper roll holder : en
  • US2313007A - Method for treating materials : en
  • ES152052A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CENTRIFUGAL FANS : en es
  • ES152098A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153224A1 - AN APPARATUS TO SCRATCH THE HEAD OF THE SPARTO : en es
  • ES153950A1 - PROCEDURE FOR THE MANUFACTURE OF A UNIVERSAL GLUE : en es
  • ES157004A1 - A PROCEDURE FOR THE MANUFACTURE OF HERMETIC TUBES : en es
  • ES159029A1 - SAFETY DEVICE FOR THE ATTACHMENT OR BINDING OF BINDING LEAF OR ASSEMBLY OF OVERLAPPING LEAVES : en es
  • ES159038A1 - APPARATUS APPLICABLE TO CONTINUOUS OVENS FOR THE THERMAL TREATMENT OF DIVIDED MATERIALS, IN PARTICULAR OF SPRAYED CARBON : en es
  • ES159323A3 - PROCEDURE FOR OBTAINING BROMINE : en es
  • ES152761A1 - A PROVISION TO TRANSMIT SIMULTANEOUSLY VARIOUS COMMUNICATIONS BY ULTRACORTAL WAVES : en es
  • ES152943A3 - A PROCEDURE FOR THE MANUFACTURE OF FLAT SHINGLES : en es
  • ES154904A3 - AUTOMATIC MACHINE TO MAKE PASTA, CAKES AND COOKIES : en es
  • ES157567A3 - A LIFTING ROOM DOOR : en es
  • ES158418A1 - INJECTION PUMP FOR LIGHT FUELS : en es
  • ES158443A1 - A MANUAL APPARATUS FOR DRY SHAVING : en es
  • ES159706A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF INDUSTRIAL SEWING MACHINES : en es
  • FR879648A - Electro-thermochemical fuel gas generator : en fr
  • FR879745A - Process for preparing mixed polymerizates from butadienic hydrocarbons : en fr
  • FR879785A - Process for the production of hexachlorobutadiene : en fr
  • US2312562A - Photographic apparatus : en
  • US2312607A - Window regulator : en
  • CA410902A - Shoe manufacture : en fr
  • ES154462A1 - THERMOELECTRIC PROVISION FOR THE GRADUATION AND LIMITATION OF TEMPERATURE IN APPARATUS FOR PERMANENT WAVE : en es
  • ES154936A1 - APPARATUS FOR MAKING FLAT GLASS : en es
  • ES157416A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157451A3 - AN IMPROVEMENT IN THE CONSTRUCTION AND DISPOSITION OF THE DIALS OF THE RADIOTELEPHONY RECEIVING DEVICES : en es
  • ES159314A1 - IMPROVEMENTS IN THE MANUFACTURE OF GLASS BEADS : en es
  • DE732453C - Cylindrical developing tank with spirally wound processing tanks : de en
  • ES152542A3 - A PROCEDURE FOR REGENERATING VULCANIZED RUBBER IN BOILER FOR REGENERATION : en es
  • ES153381A1 - A PROVISION TO FIX THE CAPS OR HOODS ON A MOUNTING PLATE : en es
  • ES153803A1 - A PROCEDURE FOR THE OBTAINING OF SEMIRRIGGED, IRROMPTILE, TRANSPARENT PHONOGRAPHIC RECORDS, WITH INSCRIPTIONS OR INTERIOR DECORATIONS : en es
  • ES154884A3 - IMPROVEMENTS IN THE GASOGEN SUPPLY PIPE : en es
  • ES154893A3 - PROCEDURE FOR THE PREPARATION OF LAMB SKINS, TO OBTAIN AN ADORNMENT AND FANTASY SKIN CALLED AGNEAURASE OF APPLICATION IN FURSHIRTS : en es
  • ES159495A1 - ELEVATED TEMPERATURE ELECTRIC OVEN : en es
  • ES151403A1 - PROCEDURE FOR OBTAINING NEW SALTS FROM BENZOSULFAMIDE DERIVATIVES : en es
  • ES152299A1 - IMPROVEMENTS IN THE ASSEMBLY OF AN AIRCRAFT ACCESSORIES : en es
  • ES152656A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR WITH TOTAL OR PARTIALLY VULCANIZED SOLE : en es
  • ES153371A1 - ELECTRON MULTIPLIER : en es
  • ES156985A1 - AUTOMATIC APPARATUS FOR LOADING AND UNLOADING THE COMPRESSORS : en es
  • ES158558A1 - SOPLANTE WHEEL DEVICE : en es
  • ES158627A1 - ELECTRIC BOILER : en es
  • FR879654A - Process for the constitution of hollow reinforced concrete pillars, in particular for overhead power lines : en fr
  • GB551608A - Improvements in masks for respiratory use and appliances : en
  • ES154043A1 - IMPROVEMENTS IN THE MANUFACTURE OF LIQUORS : en es
  • ES157251A1 - DRIVE MECHANISM FOR AIRCRAFT : en es
  • US2312939A - Movable bulkhead for vehicles : en
  • ES157126A3 - SPRING AND ADJUSTMENT DEVICE, WHICH CAN BE TRANSFORMED INTO A NEEDLE INSURANCE : en es
  • ES157903A1 - REGULATION PROVISION, WITH RECTIFIERS, FOR THE TRANSMISSION AND AMPLIFICATION IN TWO OPPOSITE SENSES OF THE VARIABLE CURRENTS USED IN TELECOMMUNICATION : en es
  • ES158323A1 - IMPROVEMENTS IN THE MANUFACTURE OF ARTIFICIAL CORUNDUM : en es
  • GB551660A - Improvements in grinding or abrading machines : en
  • US2312570A - Boiler feed water conditioning equipment and method : en
  • US2312936A - Portable drier for use with tumbling barrels : en
  • US2313031A - Manufacture of threaded containers : en
  • ES151632A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158399A1 - PROCEDURE FOR THE MANUFACTURE OF CELLULOSE WOOL THREADS : en es
  • ES159124A1 - INTERRADIOTELEFÓNICO SYSTEM AND OF EMISSIONS SOUND IN RAILROADS : en es
  • ES153235A1 - PROCEDURE FOR THE OBTAINING OF 5-PIRAZOLON-4-SULFONIC ACIDS : en es
  • ES154342A1 - PROCEDURE INDICATOR OF THE STERILIZATION OF SURGICAL SUTURE MATERIAL : en es
  • ES154866A1 - APPARATUS INDICATOR OF GAS IGNITION GAS IMPURITIES : en es
  • ES157201A1 - A PROCEDURE FOR THE MANUFACTURE OF SUGAR : en es
  • ES158320A3 - IMPROVEMENTS IN FOLDER FILE SYSTEMS : en es
  • ES159174A3 - AN ARTIFICIAL SILK MANUFACTURING PROCEDURE LIKE WOOL : en es
  • ES159682A1 - NEW BURNER SYSTEM FOR OVENS AND BURNERS FUELED WITH GAS C2H2 : en es
  • AU116668B2 - Improved means for supplying initial gas charge froma gas producer toan internal combustion engine : en
  • ES153018A1 - MANUFACTURING PROCEDURE OF A PASTE INTENDED FOR THE CONSTRUCTION OF FIRE-RESISTANT CONTAINERS : en es
  • ES153907A1 - A PROCEDURE FOR THE MANUFACTURE OF BUTTONS AND OTHER GLASS OR GLASS DECOR, FOR VARIOUS USES : en es
  • ES153928A1 - IMPROVEMENTS IN ELECTRICAL SHOCK APPLIANCES : en es
  • ES154401A1 - PROCEDURE FOR THE OPERATION OF COMBUSTION ENGINES PROVIDED WITH GAS GENERATOR : en es
  • ES155248A1 - HARDWARE FOR SLIDING DOORS, PREFERABLY DESIGNED FOR VEHICLES : en es
  • ES155551A1 - GASOGEN FOR WOOD, ANTHRACITE OR VEGETABLE CARBON : en es
  • ES155649A1 - IMPROVEMENTS INTRODUCED IN VALVES FOR WASHING RETREATS : en es
  • ES157218A1 - A THERMOELECTRIC DEVICE FOR THE GRADUATION AND STABILIZATION OF HEAT IN THE CABELLO DRYING APPARATUS : en es
  • ES158780A1 - DOUBLE OR MULTIPLE BAMBA OF DYED WHEELS : en es
  • ES152453A1 - A PROCEDURE FOR MANUFACTURING A UNION PART WITHOUT WELDING FOR PIPES : en es
  • ES153552A1 - ALTERNATE CURRENT SPEED DRIVER DEVICE : en es
  • ES153932A1 - IMPROVEMENTS IN EQUIPMENT CONTAINING DISCHARGE PIPES : en es
  • ES154049A1 - AUTOMATIC APPARATUS FOR DEVELOPMENT AND OTHER COMPLEMENTARY OPERATIONS FOR THE FINISHING OF PHOTOGRAPHIC TESTS : en es
  • ES155002A1 - PROCEDURE TO PREVENT THE OXIDATION OF NEGATIVE ELECTRODES FROM LEAD ACCUMULATORS, CHARGED AND STORED IN THE AIR : en es
  • ES157415A1 - PROVISION TO DETERMINE THE DISTANCE OF REFLECTING SURFACES WITH ULTRACORTAL WAVE AID : en es
  • ES157462A1 - A ASSEMBLY FOR SWIVEL DRUMS : en es
  • ES157629A1 - A PROCESS OF MANUFACTURE OF MIRRORS WITHOUT AZOGUE IN WHICH THE IMAGES ARE REFLECTED BY THE TWO SIDES OF THEM, AS WELL AS ALL KINDS OF OBJECTS WITH IDENTICAL PROPERTIES : en es
  • ES158174A1 - CORRIDOR WASHING INSTALLATION WITH AUTOMATIC GRADUATION FOR THE MECHANICAL PREPARATION OF COALS AND MINERALS : en es
  • ES158745A1 - IMPROVEMENTS IN THE AIR PROPELLERS OF HELIX : en es
  • ES159700A1 - A PACKING DEVICE FOR CLOSURES OF CONTAINERS THAT ARE HIGH PRESSURE : en es
  • ES151526A1 - PROCEDURE FOR THE MANUFACTURE OF IMPREGNATED BANDAGES : en es
  • ES151877A1 - A WASTE SHOWER MACHINE : en es
  • ES152636A1 - SUSPENSION PROCEDURE APPLICABLE TO BIKES : en es
  • ES152651A1 - DISPENSING DEVICE OF TELEVISION WITH DISC OF LENSES OR DRUM OF LENSES WITH VARIOUS SPIRALS : en es
  • ES154069A1 - MACHINE OARA COLLECT POINTS OF MEDIA : en es
  • ES154772A3 - IMPROVEMENTS IN THE CONSTRUCTION OF JOINTS FOR THE COUPLINGS OF THE HEATING VAPOR PIPES ON THE RAILWAYS : en es
  • ES155697A1 - IMPROVEMENTS IN THE COMMAND OF THE VARIABLE STEP PROBE IN FLIGHT : en es
  • ES157458A1 - SENSITIZATION OF PHOTOGRAPHIC EMULSIONS TO PLARA HALOGENIDES BY COLOR COMBINATIONS : en es
  • ES157889A1 - IMPROVEMENTS IN RADIOACTIVE SPARK PLUGS : en es
  • ES158176A1 - A PROCEDURE FOR MANUFACTURING ARTIFICIAL RESIN TEETH : en es
  • ES158401A1 - ELECTRICAL CONSUMPTION COUNTER APPARATUS : en es
  • ES152539A3 - A PROCEDURE TO REGENERATE VULCANIZABLE RUBBER : en es
  • ES152612A3 - A NEW SYSTEM FOR OBTAINING PADDED FABRICS : en es
  • ES154171A3 - CERAMIC PASTE MANUFACTURING PROCEDURE : en es
  • ES154728A3 - MACHINE FOR THE PRODUCTION OF BLISTERS MADE OF GLASS TUBES : en es
  • ES155489A1 - IMPROVEMENTS IN THE CONSTRUCTION OF SAFETY NUTS : en es
  • ES155507A1 - PROCEDURE FOR CONSTRUCTION OF FLOORS, ZOCALOS, COVERS AND IN GENERAL FOR DECORATION OF INTERIORS AND EXTERIORS, BASED ON ARTIFICIAL STONE : en es
  • ES157794A3 - A PROCEDURE FOR THE PRODUCTION OF HOLES AND RELIEFS IN SUBSTANCES OR THERMPLASTIC SUPPORTS : en es
  • ES157832A1 - PROCEDURE AND FORMULA OF HEALTHY CONSERVATION, FERMENTATION DUE, REDUCTION OF PRESSED YEAST AND GREATER UTILITY OF WORKERS 'PERSONNEL FOR THE BEST DEVELOPMENT OF PLANNING MASSES : en es
  • FR879624A - Process for extracting resins from the needles or acicular leaves of pines and other conifers and using the waste from this operation : en fr
  • GB551634A - Improvements in and relating to apparatus for chlorinating water : en
  • DE732543C - Camouflage mat : de en
  • US2312367A - Pressure fluid motor : en
  • US2312713A - Waste retainer for journal boxes : en
  • US2312842A - Clock thermostat : en
  • GB551695A - Improvements relating to toilet mirrors : en
  • CA410810A - Phosphate ore concentration : en fr
  • GB551626A - Improvements in or relating to electric couplings : en
  • ES153213A1 - PROCEDURE FOR THE MANUFACTURE OF LUMINOUS SCREENS : en es
  • ES153543A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES153440A1 - PROCEDURE FOR THE SCANNING OF CONSTANTLY MOVED FILMS TO CARRY OUT A TELEVISION BROADCAST : en es
  • ES153917A1 - IMPROVEMENTS IN THE CONNECTION OF THE TUBULAR LAMPS : en es
  • ES154172A1 - IMPROVEMENTS IN THE MANUFACTURING OF GAS-GENES, ESPECIALLY IN THE OF THE DEFINED FOR THE PRODUCTION OF FUELS IN MOTOR VEHICLES : en es
  • ES154508A1 - PROCEDURE FOR THE MAGNETIC ACOUSTIC RECORD : en es
  • ES157687A1 - AN ECONOMIC STOVE FOR WOOD : en es
  • ES158096A1 - IMPROVEMENTS IN THE MANUFACTURE OF METAL SOMMIERS : en es
  • ES159318A1 - PROCEDURE FOR MANUFACTURING MARINE CEMENT : en es
  • DE732383C - Glare protection arranged in an aircraft cockpit against reflections occurring in the cockpit panes : de en
  • ES151427A3 - MANUFACTURING PROCEDURES FOR RUBBER BALLS AND OTHER ELASTIC SUBSTANCES : en es
  • ES151695A1 - MECHANISM FOR THE LAUNCH OF LOADS : en es
  • ES152698A1 - A NEW ANCHORAGE SYSTEM IN AERIAL DRIVER POST FOUNDATIONS : en es
  • ES153547A1 - PROCEDURE FOR OBTAINING MULTI-COLORED IMAGES : en es
  • ES153962A1 - A FEED DEVICE FOR EXPLOSION ENGINES : en es
  • ES154781A1 - PROCEDURE FOR MANUFACTURING WOODEN PLATE PACKAGING : en es
  • ES157482A3 - A PROCEDURE FOR OBTAINING FIRE EXTINGUISHING MATERIAL BY ASSOCIATION OF CHEMICAL COMPONENTS : en es
  • ES158074A1 - PROCEDURE FOR THE CONSTRUCTION OF CONDITIONED CHAMBERS IN WHICH FOODS AND SUBSTANCES ARE TREATED FOR INDEFINED CONSERVATION : en es
  • ES159771A1 - A PROCEDURE FOR THE MANUFACTURE OF SPECIAL GLUES FOR HIDES AND SKINS : en es
  • US2313024A - Device adapted to eliminate oscillations : en
  • ES152173A3 - A PROCEDURE FOR THE MANUFACTURE OF ALBUMIN : en es
  • ES152615A1 - REAR SUSPENSION PROCEDURE FOR BIKES : en es
  • ES153361A1 - UNIVERSAL ROLLER SYSTEM TO PERFORM THE DRIVING OR DRIVING OF CINEMATOGRAPHIC FILMS, APPLICABLE INDISTINATELY TO THE 35 AND 16 MM. : en es
  • ES154468A1 - GASOGENO PERFECTED FOR THE FEEDING OF EXPLOSION ENGINES : en es
  • ES155329A1 - ELEVATOR-HYDRAULIC DAMPER APPLIANCE APPLICABLE TO THE TOPS OR SEATS OF THE TOILET TOILETS : en es
  • ES155625A1 - PROCEDURE FOR OBTAINING A CLEANING AGENT : en es
  • ES157578A3 - A PROCEDURE FOR OBTAINING A COPPER ALLOY FOR FIREBOXES : en es
  • ES152259A1 - A GAS ENGINE APPLIED TO MOTORS : en es
  • ES153971A1 - A PROCEDURE FOR THE MANUFACTURE OF AN ELECTRICAL INSULATION : en es
  • ES154899A1 - IMPROVEMENTS IN THE REHEELSERS : en es
  • ES155328A1 - IMPROVEMENTS IN THE CONSTRUCTION OF LOCKS : en es
  • ES155453A1 - PROCEDURE OF DEHYDRATION OF THE TURBA : en es
  • ES157324A1 - A DISPOSITION ON AUTOCOCTION ELECTRODES : en es
  • ES157870A1 - A PROCEDURE FOR THE OBTAINING OF ARTIFICIAL SILK THREADS OF SPECIAL FINURA, STARTING FROM VISCOSA : en es
  • US2312357A - Sorting machine : en
  • US2312399A - Cooling exhaust conduits : en
  • ES151316A1 - A GASOGEN WITH AUTOMATIC SHUTTERS FOR EXPLOSION ENGINES : en es
  • ES151531A1 - A MOLDE FOR CONTINUOUS FOUNDRY : en es
  • ES151751A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF VULCANIZED SOLE FOR LIGHTWEIGHT : en es
  • ES151993A1 - PROCEDURE FOR THE OBTAINING OF NEW BENZOSULFAMIDE DERIVATIVES : en es
  • ES152053A1 - A PROCEDURE FOR THE MANUFACTURE OF HEAT RADIATOR BODIES AND REFRIGERATORS : en es
  • ES153000A1 - MANUFACTURING PROCEDURE OF NICOTINIC ACID, OR CARBOXYL PYRIDINE, OR VITAMIN P.P OR ANTIPEEL : en es
  • ES153324A1 - DISPOSAL OF HEADLIGHTS, ESPECIALLY FOR MOTORCYCLES : en es
  • ES153678A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ARTICULATED SUPPORTS FOR LAMPS : en es
  • ES154640A1 - PROCEDURE TO PERFORM THE PROTECTION OF PAINTED OR DEPLOYED GLASSES OR GLASSES AGAINST THE ACTION OF THE WEATHER OR OTHER ELEMENTS OR MATTERS WITH WHICH, BY THEIR USE OR APPLICATION, THEY CAN COME INTO CONTACT : en es
  • ES155308A1 - TRANSMISSION OF HYDROMECHANICAL FORCE FOR AUTOVIAS AND ANALOG VEHICLES : en es
  • ES157323A1 - AN AUXILIARY BAKERY MACHINE, ESPECIALLY FOR TAHONAS OF SMALL AND HALF IMPORTANCE : en es
  • ES158479A1 - LAUNDRY OF MINERAL FOR THE WASHING OF THE LANDS OF ALUVIÓN : en es
  • ES158920A1 - PROCEDURE FOR OBTAINING 2-AMINOPYRIMIDINE AND ITS DERIVATIVES : en es
  • ES151836A1 - A PROCEDURE FOR THE MANUFACTURE OF A NEW FUEL, BASED ON THE USE OF THE FRUIT OF THE CONIFERS, IN ITS VARIETIES PINE ALBAR AND MARINE PINE : en es
  • ES152118A1 - PROCEDURE TO OBTAIN A SOLID SOAP SUBSTITUTE FOR DOMESTIC USES : en es
  • ES152629A1 - ELECTRIC OVEN FOR THE MANUFACTURE OF CONDENSABLE PRODUCTS : en es
  • ES152631A1 - IMPROVEMENTS IN THE MANUFACTURE OF MOLDABLE PRODUCTS : en es
  • ES153391A1 - A PROCEDURE TO INCREASE THE SURFACE INSULATION IN THE DISCHARGE VALVES : en es
  • ES154072A1 - PROCEDURE FOR EXECUTING REVESTIMEINTO AUTOOBTURADORES OF FUEL COLLECTORS FOR AIRPLANES, ARMED CARTS, ARMORED CARS AND ANALOGS : en es
  • ES155082A1 - ESPOLETA DE CULOTE FOR ALL CLASS OF ARTILLERIA PROJECTILES : en es
  • ES159097A2 - IMPROVEMENTS MADE : en es
  • FR879500A - : fr
  • ES152290A3 - NEW METALLIC FURNACE TO CARBONIZE WOOD : en es
  • ES152680A1 - A PROCEDURE FOR THE MANUFACTURE OF ELECTRIC DISCHARGE CONTAINERS, PREFERABLY WITH METAL BULB : en es
  • ES152878A3 - IMPROVEMENTS IN THE CONSTRUCTION OF COLLECTORS OR SWITCHES FOR ELECTRIC MACHINES : en es
  • FR879612A - Regulator-shutter : en fr
  • FR879636A - Fixing device : en fr
  • FR879765A - Flexible transmission mechanical hammer drill : en fr
  • ES151636A1 - A PROCEDURE FOR THE OBTAINING OF PRESSED GLASS FEET, IN WHICH THE CURRENT PASSAGE CONDUCTORS COME TOGETHER DURING COMPRESSION : en es
  • ES151740A1 - A PROCEDURE FOR THE PREPARATION OF EDIBLE OLIVES : en es
  • ES153731A1 - PAILA DEVICE OR MIXER WITH STEAM HEATING THROUGH ELECTRIC HEATING ELEMENTS : en es
  • ES154323A1 - DEVICE TO MEASURE LAYERS PRODUCED ON METALLIC OBJECTS, ESPECIALLY STEEL, WITHOUT DESTROYING THEM : en es
  • ES154703A1 - DEVICE FOR ACTIONING ELECTRIC CIRCUITS THROUGH A WATCHING APPARATUS : en es
  • ES157851A1 - IMPROVEMENTS IN THE SYSTEMS OF UNION OF PAVEMENTS FROM TERRAZO TO VENETIANA : en es
  • ES158630A1 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB551650A - Method and apparatus for extraction : en
  • USD135139S - Design for a photographing cabinet : en
  • ES151511A1 - IMPROVEMENTS IN WOOL TREATMENT : en es
  • ES153420A1 - A NEW POOR GAS GENERATOR, WITH VEGETAL OR MINERAL CARBON, ADAPTABLE TO MOTOR VEHICLES : en es
  • GB551710A - Process for hydrolyzing fats : en
  • ES151633A1 - SELF-WELDED HOUSING, ESPECIALLY FOR SERIES POLICE PLUNGER MACHINES : en es
  • ES153471A1 - A CONTINUOUS FLOW CENTRIFUGE : en es
  • ES153481A1 - AN ISSUING PROVISION TO OBTAIN LINES OF COURAGE OR DEFEAT : en es
  • ES155088A1 - PROCEDURE FOR THE MANUFACTURE OF AN EXTRACT CURTIENT FORMED OF IRON : en es
  • ES155296A1 - IMPROVEMENTS INTRODUCED IN GAS DEPOSITS FOR EXPLOSION ENGINES USING ACETYLENE GAS : en es
  • ES151828A1 - PROCEDURE FOR THE PREPARATION OF LUXURY SHOES WITH WOOD FLOOR : en es
  • ES157374A1 - A SAND INSUFFLING MOLDING MACHINE : en es
  • ES158514A1 - A GAS AND AIR MIXER FOR GAS ENGINE ENGINE FEEDING : en es
  • DE732492C - Turbine or pump in which the impeller is provided with an outer rim : de en
  • ES153039A1 - AN ELECTRICAL SHOCK APPARATUS : en es
  • ES153377A1 - A PROVISION TO MAKE SYMMETRICAL THE ASYMMETRIC CONNECTIONS FOR EARTH, ESPECIALLY IN THE HIGH FREQUENCY EMITTERS : en es
  • ES153791A1 - AN INTERNAL PRESSURE CABIN FOR HEIGHT AIRCRAFT : en es
  • ES153818A1 - PROCEDURE FOR OBTAINING ANTIMONIAL LEAD PIPE, ISOLATED INTERIORMENT WITH CELLULOSE MATTER AND IN CONTINUOUS ROLLS : en es
  • ES154030A3 - LEVER SWITCH FOR ELECTRICAL INSTALLATIONS : en es
  • ES154764A1 - PURIFIER FOR GASOGENS : en es
  • US2312626A - Strip marking device : en
  • CA410923A - Television detection device : en fr
  • US2312645A - Treadle lever drive, especially for bicycles : en
  • US2312781A - Suction cleaner apparatus : en
  • US2312824A - Communication system : en
  • US2312919A - Modulation system for velocity modulation tubes : en
  • US2312317A - Facsimile page printer : en
  • US2312992A - Washing machine agitator : en
  • SE106702C1 - : sv
  • CA410914A - Direction finding system : en fr
  • US2312810A - Signal generator : en
  • US2312879A - Fiber-forming polymers and method of making them : en
  • CA410894A - Electron discharge device : en fr
  • DE732368C - Arrangement for the detection of field asymmetries, in particular iron shortages in electrical machines : de en
  • ES151943A1 - IMPROVEMENTS IN THE MANUFACTURE OF SOLE, SOLE SOLE AND RUBBER HEELS FOR THE SHOES : en es
  • ES152430A3 - A FLOOD WATER DISCHARGE PROVISION IN THE CLOSURES OF LARGE DAMS : en es
  • ES152524A1 - PROCEDURE FOR WATERPROOFING THE CONSTRUCTIONS OF CEMENT, PLASTER AND OTHER ANALOG PRODUCTS, EMPLOYED IN THE SAME : en es
  • ES153237A1 - PROCEDURE FOR THE OBTAINING OF SULFAMIDIC PRODUCTS : en es
  • ES154308A1 - MANUFACTURING PROCEDURE FOR ARTIFICIAL SILK URDIMBER FOLDING MACHINES : en es
  • ES154852A1 - IMPROVEMENTS IN THE PROCEDURES TO REMOVE MUCILAGO FROM THE MUCILAGINOSAS PLANTS IN VIEW OF OBTAINING AGFAR, LIQUENINE AND SIMILAR PRODUCTS : en es
  • ES156952A1 - A SYSTEM OF GASOGEN AND DEEPER FILTER ADAPTABLE TO EXPLOSION ENGINES, VEHICLES, AUTOMOBILES AND SIMILAR : en es
  • ES157707A1 - A METER DEVICE FOR THE EXAMINATION OF DRILLS, AND ESPECIALLY OF TRIANGULAR AND POLYGONAL PERFORATIONS : en es
  • ES157773A1 - PROCEDURE FOR RECEIVING MODULATED RADIATIONS IN THE FREQUENCY, THAT FOR LOCALIZATIONS USE DIRECT MEANS BY THE SIDE OF THE EMISSION OR RECEPTION : en es
  • USD135155S - Flexible sandal : en
  • ES151417A1 - A ROTARY MOTOR OF INTERNAL COMBUSTION : en es
  • ES151793A3 - CYLINDRICAL SURFACES GRINDING APPLIANCE : en es
  • ES152530A1 - IMPROVEMENTS IN THE MANUFACTURE OF HOLLOW VALVES : en es
  • ES152684A1 - AN ELECTRIC FILTER BODLE TO BE USED ESPECIALLY IN RADIO SYSTEMS : en es
  • ES157961A1 - APPARATUS FOR THE VENTILATION OF DESERTS FOR CEREALS AND SEEDS AND GRANULAR MATERIALS : en es
  • ES158618A3 - A PROCEDURE FOR OBTAINING A SUBSTITUTE LIQUID FROM BLOOD : en es
  • ES158634A2 - NEW GASoGEN : en es
  • ES159557A1 - IMPROVEMENTS IN SHARPENING MACHINES : en es
  • GB551679A - Improvements in and relating to induction frequency changers : en
  • CA410796A - Life-saving suit : en fr
  • US2312639A - Apparatus for treating plastic material : en
  • CA410921A - Shop counter : en fr
  • DE732581C - Double window with several wings : de en
  • ES152132A1 - IMPROVEMENTS IN THE PRODUCTION OF RUBBER ARTICLES OR SIMILAR MATERIALS, OR CONTAINING ONE OR MORE : en es
  • ES152190A1 - PROCEDURE FOR THE OBTAINING OF AURIC COMBINATIONS OF THERAPEUTICALLY VERY VALUABLE KERATIN DECOMJECTION PRODUCTS : en es
  • ES153048A1 - CLUTCH MECHANISM : en es
  • ES153726A1 - IMPROVEMENTS IN TUNING DEVICES FOR RADIO RECEPTION : en es
  • ES153769A1 - AN INJECTOR FILTER : en es
  • ES155182A1 - ELECTRY STAR STARTER TRIANGLE : en es
  • ES158424A2 - AN IMPROVEMENT INTRODUCED IN THE PURPOSE OF THE MAIN PATENT : en es
  • ES158899A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF MICROPHONES : en es
  • ES152626A1 - IMPROVEMENTS IN THE HEAD HELMETS, PROVIDED OF AN ISSUING AND RECEIVING DEVICE, OR RADIO-TELEPHONE COMBINED RECEIVER AND RADIO TELEPHRAPHIC RECEIVER : en es
  • ES152669A1 - AN APPARATUS TO PRACTICE, AUTOMATICALLY, PUNCTURE WITH INJECTION NEEDLES : en es
  • ES155275A1 - PROCEDURE FOR THE HARDENING OF COLOPHONY : en es
  • ES157801A1 - IMPROVEMENTS IN THE MANUFACTURE OF PATCHES FOR THE PREPARATION OF TIRES : en es
  • ES158035A1 - A NEW ARTICULATED TAPE FOR THE TRANSMISSION OF DRIVE FORCE BETWEEN DRUMS WITH CONICAL OR TRAPEZOID LATCHES : en es
  • ES159194A3 - A LAMP HOLDER SYSTEM FOR THE PILOT LAMPS OF RADIOTELEPHONY RECEIVERS : en es
  • ES159578A1 - A QUICK TRIGGER SWITCH SYSTEM : en es
  • ES159660A1 - A PROCEDURE FOR THE PREPARATION OF EMBADURNANTS ADHESIVES FOR FABRIC-SUPPORT, ESPECIALLY FOR MEDICAL PURPOSES : en es
  • US2312782A - Type : en
  • US2312564A - Apparatus for the manufacture of sheet glass : en
  • US2312786A - Crutch : en
  • US2312826A - Hydraulic cleaner for drains and the like : en
  • USD135137S - Design for a smock or similar article : en
  • DK60641C - Barrier layer rectifier with sprayed counter electrode and method of its manufacture. : da en
  • ES151727A1 - A DEVICE FOR SIMPLE CARBURETORS FOR EXPLOSION ENGINES : en es
  • ES152086A1 - A TUBE OF ELECTRIC SHOCK AND A MOUNTING PROVIDED OF A PIPE OF THIS GENDER : en es
  • ES152184A1 - PROCEDURE FOR THE OBTAINING OF UNSATURDATED PRIVATE DERIVATIVES OF A WATER MOLECULE, OF THE 2-METHYL-2-OXY-3-HALOGEN-TETRAHYDROFURANS, AND OF THESE, THE PREPARATION OF VITAMIN B1, AND OF COMBINATIONS OF ANALOGUE STRUCTURE : en es
  • ES152535A1 - IMPROVEMENTS IN THE MANUFACTURE OF MULTIPLE FAUCETS : en es
  • ES154631A1 - PROCEDURE FOR THE PREPARATION OF ARTIFICIAL SILK PADS : en es
  • ES157670A1 - A PROCEDURE FOR MANUFACTURING RUBBER ARTICLES WITH GLASSED SURFACES : en es
  • ES158476A1 - MODIFICATIONS AND IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF GASOGENS : en es
  • ES159523A1 - IMPROVEMENTS IN AUTOMATIC LATHES FOR THE MANUFACTURE OF SCREWS AND SIMILAR WORKS : en es
  • ES152410A1 - EXPLOSION TURBINE : en es
  • ES154261A1 - CINEMATIC PROPULSION SYSTEM FOR VELOCIPEDS, ESPECIALLY FOR THE TYPE OF BIKES : en es
  • ES154638A1 - PROCEDURE FOR MELTING SMALL DIMENSIONS HYDRAULIC TURBINE ROLLERS : en es
  • ES155558A1 - TURBINE CENTRIFUGE DEBURRATOR FOR THE TREATMENT OF INDUSTRIAL GASES OR OTHER PRODUCTS BY GASOGENS, FOR EXAMPLE : en es
  • ES157069A1 - DRIVING DEVICE FOR A HYDRAULIC CURRENT CLUTCH DEVICE, ESPECIALLY USED IN AUTOMOTIVES, WITH A UNLOCKABLE PART OF THE HYDRAULIC CIRCLE : en es
  • ES157175A1 - IMPROVEMENTS IN LIQUID LEVEL INDICATORS : en es
  • ES153002A1 - A SYSTEM TO MODULATE FREQUENCIES : en es
  • ES153087A1 - TELEVISION RECEIVING DEVICE WITH CATHODIC RAY VALVE : en es
  • ES153820A1 - IMPROVEMENTS IN WIND METALLIC MILLS : en es
  • ES155217A1 - PROCEDURE FOR OBTAINING HIGH QUALITY IRON ALLOYS : en es
  • ES155223A1 - SUSPENSION SYSTEM APPLICABLE TO BIKES, MOTORCYCLES, TRAILERS AND ANALOGS : en es
  • ES155647A1 - WALL FOR SILOS OF CAMERAS OF HOLLOW BLOCKS MOLDED : en es
  • ES157274A1 - A HOT GAS ENGINE THAT CONTAINS A MOVABLE BODY AND A MOVING BODY PARALLELLY : en es
  • ES157473A1 - A PROCEDURE TO OBTAIN ALL KINDS OF CARAMELS AND SIMILAR ARTICLES WITH NEUTRALIZED MUSTS : en es
  • ES159381A1 - PROCEDURE FOR THE MANUFACTURE OF TERPENIC SYNTHETIC RESINS : en es
  • US2312467A - stabilized protein oubd : en
  • ES152085A1 - A MANEUVERING MECHANISM FOR RADIO-RECEIVING APPLIANCES : en es
  • ES155154A1 - SPECIAL HYDRODINAMIC TRANSFORMER FOR AUTOMOTIVE : en es
  • ES155320A3 - MACHINE FOR WELDING THE ELECTRODES TO THE AMPOULES OF THE INCANDESCENCE LAMPS : en es
  • ES158404A1 - A MECHANICAL DEVICE APPLICABLE TO A SALON GAME : en es
  • ES158882A1 - FINISHING SYSTEM FOR REVALORIZING VEGETABLE, MINERAL AND ANIMAL AND UTILITY MATERIALS, ALSO FOR INDUSTRY, COMMERCE AND BUILDING BRANCH : en es
  • ES152117A1 - CONTINUOUS MOVEMENT MACHINE FOR POWERFUL GENERATION : en es
  • ES152657A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF ALPARAGATAS AND SIMILAR SHOES WITH SPARTO FLOORS OR OTHER FIBERS AND RUBBER : en es
  • ES158051A1 - PROCEDURE FOR THE PRODUCTION OF EMITTERING MASSES FOR CATHODS OF ELECTRIC DISCHARGE CONTAINERS : en es
  • ES158391A1 - A FUEL INJECTOR : en es
  • ES158667A3 - A PROCEDURE FOR THE MELTING OF METALS, IN PARTICULAR OF ZINC AND ITS ALLOYS : en es
  • ES158834A1 - PROCEDURE FOR OBTAINING FIBERS OF CELLULOSE HYDRATE WITH REDUCED SWELLING : en es
  • ES159346A1 - MECHANISM OF TRANSMISSION OF MOVEMENT WITH SPEED AND VARIABLE DIRECTIONS AND WITH POSITIVE UNION : en es
  • GB551662A - Improvements in or relating to machines for use in the manufacture of shoes : en
  • GB551709A - Improvements in and relating to electric transformers : en
  • DE732447C - Device for measuring the speed or rotational speed of mechanically moved bodies : de en
  • ES153316A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CAR BOXES, ESPECIALLY FOR AUTOMOBILES : en es
  • ES158776A1 - NEW PROCEDURE FOR THE MANUFACTURE OF ARTICLES OF ADORNO : en es
  • GB551647A - Improvements in and relating to gun mountings : en
  • US2312350A - Discharge device : en
  • US2312982A - Valve operated variable reactor : en
  • US2312449A - Cationic exchange material : en
  • US2312959A - Switch control and indication system : en
  • ES151574A1 - INSTALLATION FOR DIRECTED WAVE FORMATION : en es
  • ES153152A3 - IMPROVEMENTS IN THE PACKAGING AND PRESENTATION OF THE YOGHOURT OR THE BULGARIAN OR BACILACTIC MILK AND ITS DERIVATIVES : en es
  • ES153425A1 - A PROCEDURE FOR OBTAINING HARDENED ALUMINUM ALLOYS FOR CONSTRUCTION PARTS MOLDED IN DIVERSE INTENSITY, WHICH HAVE TO HAVE HIGH RESISTANCE CHARACTERISTICS AND THE MOST UNIFORM POSSIBLE : en es
  • ES154695A1 - CHANGE OF SPEED OF GEARS SATELLITES IN REDUCTION : en es
  • ES155091A1 - PROCEDURE FOR MANUFACTURING PAVEMENTS AND SIMILAR : en es
  • ES157333A1 - PROCEDURE TO OBTAIN THE STEREOSCOPIC VISIBILITY OF TRANSLUCENT BODIES THROUGH X-RAYS, ACCORDING TO WHICH THE BODY IS EXPOSED TO THE ACTION OF TWO AHCES AND X-RAY X-RAY, INTERRUPTED AND RELEASED PERIODICALLY : en es
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  • ES151809A1 - A DEVICE RECOGEDOR OF THREAD FOR CONTINUOUS MACHINES OF RINGS DESTINED TO THREAD CARD : en es
  • ES152303A1 - A RING MECHANISM OF TAPES FOR VERBENAS : en es
  • ES153153A3 - IMPROVEMENTS IN THE MANUFACTURE OF YOGHOURT OR BULGARIAN OR BACILACTIC MILK AND ITS DERIVATIVES : en es
  • ES153238A1 - IMPROVEMENTS IN THE MANUFACTURE OF PRESSURE PIPES : en es
  • ES153266A1 - PROCEDURE FOR THE CONSTRUCTION AND FRIGGING OF MAGNESIAN CEMENTS USING MAGNESIA SULFATE SALTS : en es
  • ES153335A1 - AN ELECTRONIC VALVE FOR SHORT WAVES : en es
  • ES154635A1 - PUMP FEEDER PUMP AND HYDRAULIC OUTPUTS IN GENERAL : en es
  • ES154847A1 - IMPROVEMENTS IN THE DEVICES INTENDED TO PURIFY MUCILAGO EXTRACTED FROM MUCILAGINOSAS PLANTS : en es
  • ES156925A1 - PROCEDURE FOR MANUFACTURING GLASS OR MOLDED CRYSTAL FEET, INTENDED FOR AN ELECTRONIC TUBE, AND THAT ADAPTS TO A CORRESPONDING LAMP HOLDER : en es
  • ES156981A1 - A FILTER FOR GASÓGENOS : en es
  • ES157614A2 - IMPROVEMENTS IN THE GASOGEN HOUSEHOLDS : en es
  • ES158153A1 - DEVICE IN METAL LAMINATION : en es
  • ES159489A1 - IMPROVEMENTS IN COC OR GAS OVENS : en es
  • CA410799A - Liquid filter : en fr
  • CA410846A - Spring-loaded safety valve : en fr
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  • ES153514A1 - A DEVICE FOR MEASURING HEIGHT OF OBJECTS, COMBINED WITH A BASE TELEMETER : en es
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  • ES157255A1 - SYSTEM FOR EXTERIOR COATING OF TUBES WITH CEMENT PASTE OR OTHER APPROPRIATE PLASTIC MATERIALS : en es
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  • US2312994A - Construction of walls : en
  • US2313029A - Vapor electric device : en
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  • ES157711A1 - PROCEDURE FOR OBTAINING COLOR PHOTOGRAPHIC IMAGES : en es
  • ES157718A1 - IMPROVEMENTS AND IMPROVEMENTS INTRODUCED IN A NEW FORCÍPULA TO CUBICATE WOODS : en es
  • ES158859A1 - A PROCEDURE TO DEVELOP THE SALIN ESCUASES RESULTING FROM THE FUSION OF ALUMINUM WASTE AND ALLOYS OF THE SAME : en es
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  • ES158081A1 - PERFECTIONS PROVIDED TO FILTERS, SUCH, ESPECIALLY, AS THOSE USED IN GAS TREATMENTS : en es
  • ES159644A1 - PORTABLE APPARATUS FOR TRANSMISSION SYSTEMS OF CARRIER BEARING WITH SIDE BAND OPERATION : en es
  • DE732425C - Vacuum switching relay : de en
  • ES153122A1 - A LARGE STRETCHING DEVICE FOR HILAR MACHINES : en es
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  • ES154372A3 - SODIUM OXALATE AND OXALIC ACID MANUFACTURING PROCEDURE, BASED ON SODIUM FORMATE : en es
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  • ES159442A1 - ELECTRIC RADIATOR WITH WATER RESISTANCE : en es
  • US2312987A - Heat insulating panel : en
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  • US2312721A - Window screen frame : en
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  • US2312338A - Anchor bolt insert : en
  • US2312422A - Dredge pump : en
  • US2312504A - Naphthoquinone oxides : en
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  • ES151678A1 - A PROCEDURE FOR THE MANUFACTURE OF LENSES : en es
  • ES153065A1 - A CONNECTION PROVISION FOR TELEGRAPH INSTALLATIONS : en es
  • ES158208A1 - IMPROVEMENTS IN MULTIPLE MOVIES : en es
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  • ES159379A1 - ARTICULATED DIFFERENTIAL FOR AUTOMOBILE VEHICLES : en es
  • US2312375A - Vapor generator : en
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  • ES157812A1 - GAS GENERATOR INSTALLATION FOR THE FEEDING OF INTERNAL COMBUSTION MONTORS : en es
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  • DE732378C - Installation on suction gas machines : de en
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  • ES156956A1 - PROCEDURE FOR OBTAINING MEDICATION CARRIER SUBSTANCES : en es
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  • ES154944A1 - PROVISION TO PRODUCE A CARRYING FREQUENCY IN VARIOUS CHANNEL SYSTEMS : en es
  • ES155521A1 - PROCEDURE TO MAKE AIR OR GAS TIGHT WELDING OF ELECTRIC APPARATUS BODIES : en es
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  • ES159709A1 - CENTRIFUGAL COUPLING : en es
  • FR879706A - Water-insoluble azo dyes and process for preparing these dyes : en fr
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  • ES153255A1 - PROCEDURE FOR OBTAINING NUMBERED OXIDIZED LAYERS ON ALUMINUM : en es
  • ES154469A1 - IMPROVEMENTS IN THE AUTO-BURNING CONTAINERS OF LSO VEHICLES USED FOR BEAUTIFUL PURPOSES : en es
  • ES151837A1 - SWITCHING SYSTEM FOR PICTURES OF MULTICOLOR LAMPS : en es
  • ES152082A1 - PROCEDURE FOR OBTAINING CYCLOHEPTENYLBARBITURAL ACIDS : en es
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  • ES158444A1 - A DIFFERENTIAL VIBRATOR FOR THE FINE MINERAL SEPARATION TABLES AND IN LAMAS : en es
  • US2312673A - Wall panel mounting means : en
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  • US2312703A - Reaction product of aldehydes and diazine derivatives : en
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  • ES157392A1 - IMPROVEMENTS IN THE TELARES : en es
  • FR879768A - Process for the preparation of nitrogenous polycondensation products : en fr
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  • ES159341A2 - EJECTOR, LIQUIDS AND GASES DISPLACER : en es
  • USD135177S - Design for a brooch or similar article : en
  • US2312461A - Hand truck for carrying box-on-end stacks : en
  • GB551615A - Method of widening fabrics on flat knitting machines : en
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  • ES153079A1 - A MECHANICAL ACTION DEVICE TO ACHIEVE ANY POSITION OF PHASES BETWEEN TWO AXES THAT RUN SYNCHRONICALLY : en es
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  • ES153878A2 - CONTACT LEVER, ESPECIALLY FOR SWITCHES : en es
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  • ES151402A1 - PROCEDURE FOR THE OBTAINING OF NEW TETRACYCLIC COMPOUNDS : en es
  • ES151970A1 - A DEVICE FOR DEACTIVATING THE DRIVING DEVICE OF THE COLOR TAPE REEL WHEN ROLLING THE WRITING ROLLER IN AN APPARATUS PLACED ON THE WRITING MACHINE TO OBTAIN COPIES : en es
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  • ES154478A1 - PRESSURE GAS CHARGER WITH REVERSE CANYON : en es
  • ES157783A1 - AN OPTICAL SYSTEM WITH A SPHERICAL MIRROR AND A CORRECTION ELEMENT : en es
  • ES157817A1 - A PROCEDURE TO ENRICH THE EXPLOSIVE ACTION OF GASOGEN GAS : en es
  • ES158439A1 - PROCEDURE FOR THE PREPARATION OF COPPER-BASED CATALYSTS AND THE APPLICATION OF THESE CATALYSTS TO THE HYDROGENATION OF ORGANIC MATTERS : en es
  • ES159004A1 - PROCEDURE FOR THE DEHYDRATION OF INTERMEDIATE LAYERS : en es
  • ES159175A1 - A PROCEDURE TO MANUFACTURE IN SERIES PROFILED ARTICLES, PROVIDED WITH AT LEAST ONE HOLE : en es
  • ES159540A1 - A HEAD TO THREAD ALL KINDS OF PARTS : en es
  • ES159573A3 - DEVICE TO FACILITATE THE OPENING OF THE BOCOYES AND BARRELS : en es
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  • US2312606A - Headgear : en
  • CA410900A - Package : en fr
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  • ES152036A3 - A PROCEDURE FOR THE MANUFACTURE OF KNIVES FOR CARPENTER BRUSHES, GARLOPAS AND GUILLEUMES : en es
  • ES152459A1 - AN APPARATUS FOR THE DISTILLATION AT LOW TEMPERATURE AND SUCCESSIVE GASIFICATION OF CARBON-CONTAINING MATERIALS, AND ESPECIALLY OF FUELS OF GREAT CONTENT OF ASHES, LIKE THE BITUMINOUS AND SIMILAR SLIDES : en es
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  • ES157196A1 - A PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR : en es
  • ES158525A1 - A VARNISHING MACHINE FOR CANNABIES : en es
  • DE732443C - Arrangement with a Braun tube rotated around its axis by an electric motor for registering fast-moving processes, in particular those taking place at supersonic speed : de en
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  • ES153480A1 - A CONNECTION DEVICE, ESPECIALLY FOR LOW VOLTAGE CURRENT APPLIANCES, INTENDED TO COMPENSATE EXTERNAL TEMPERATURE OSCILLATIONS : en es
  • ES153934A1 - IMPROVEMENTS IN THE CAPS FOR LIGHTING LAMPS : en es
  • ES154544A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES146936A1 - Improvements in the production of tar-based plastic products for the coating of roads. : en es
  • ES151442A1 - A MACHINE TO MANUFACTURE PRESSURE OVOIDES CONGLOMERADOS DE CARBÓN : en es
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  • ES151850A3 - SOME IMPROVEMENTS IN THE CONSTRUCTION OF THE INSULATING BRACKETS FOR ELECTRICAL PLUGS : en es
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  • ES154408A3 - PROCEDURE FOR THE MANUFACTURE OF TEXTILE ARTICLES : en es
  • ES155939A1 - PROCEDURE FOR OBTAINING POLYCONDENSIC PRODUCTS : en es
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  • ES152654A1 - FRONT SUSPENSION PROCEDURE APPLICABLE TO BIKES : en es
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  • ES154291A1 - PROCEDURE FOR THE OBTAINING OF A PRODUCT THAT, ADDITIONED IN THE LIQUID FUELS INCREASES ITS PERFORMANCE : en es
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  • ES154353A1 - MACHINE FOR CUTTING CLAY OR MOLDED PASTA INTO BARS : en es
  • ES154545A1 - PROCEDURE FOR OBTAINING MAGNESIUM : en es
  • ES156992A1 - RADIATOR OF TUBES FOR HEATING OF PREMISES : en es
  • ES157171A1 - AIRCRAFT RETRACTOR SYSTEM : en es
  • ES159520A1 - PROCEDURE FOR OBTAINING SODIUM POLISULFURES ESPECIALLY APPROPRIATE FOR EMPLOYMENT AS ANTICRIPTOGAMICS AND INSECTICIDES : en es
  • US2312372A - Plow : en
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  • ES152404A3 - NEW BEER CONDITIONING SYSTEM FOR DIRECT SUPPLY TO THE CONSUMER : en es
  • ES152422A1 - A LIFTING ELEMENT OF LOADS : en es
  • ES152968A1 - AN ENGINE BICYCLE : en es
  • ES154079A3 - PROCEDURE FOR ATTACHING THE CORRESPONDING PADS OR FRICTION LINING TO THE BRAKE CALIPERS : en es
  • ES155130A1 - PROCEDURE FOR TELIR ROLLERS ARTIFICIAL SILK : en es
  • ES155459A3 - ROLLER CLAMP FOR ROLLER BEARINGS : en es
  • ES157504A1 - A PROCEDURE FOR THE OBTAINING OF FIBERS AND FILMS WITH SWELLING AND SOLUBILITY IN THE REDUCED ALCALIS : en es
  • ES157998A3 - A MACHINE FOR OPENING TIRE COVERS : en es
  • ES152175A3 - A GOVERNMENT APPARATUS FOR THE INTRODUCTION OF LIQUIDS INTO THEIR CONTAINERS : en es
  • ES152731A1 - A NEW TYPE OF PERFECTED ELECTRIC WELDER : en es
  • ES157648A1 - MANUFACTURING PROCEDURE FOR ENRICHMENT OF TURBAS AND LIGNITOS IN AMMONIAC NITROGEN : en es
  • ES159327A3 - A UNIVERSAL DIVIDER FOR UNIVERSAL AND SEMI-UNIVERSAL CUTTERS : en es
  • ES150320A3 - IMPROVEMENTS IN THE DEVICES THAT CONTROL THE BICYCLE BRAKES THROUGH REAR PEDAL : en es
  • ES153679A1 - IMPROVEMENTS IN THE MEANS TO SYNCHRONIZE THE ALTERNATIVE EQUIPMENT OF THE FREE PISTON MACHINES : en es
  • ES154154A1 - DEVICE THAT COMPRISES A PIPE OF ELECTRIC SHOCK IN GAS ATMOSPHERE : en es
  • ES156955A1 - PROCEDURE TO PREVENT OR COMBAT INVASIONS OR CRYPTOGAMIC DISEASES OF PLANTS : en es
  • ES159241A1 - A CHEMICAL PROCEDURE FOR THE OBTAINING OF A SPECIAL TEXTILE FIBER, WHICH IS REMOVED FROM THE SPARTO OR (STIPA TENACÍSIMA) : en es
  • DE732478C - Change drive for air conveyor : de en
  • ES151932A1 - IMPROVEMENTS IN SMALL CALIBER INFANTRY MORTARS, FOR SHOTS IN THE VERTICAL SECTOR, HORIZONTAL AND OUT OF THE ADJUSTMENT : en es
  • ES151959A2 - IMPROVEMENTS IN THE ARRANGEMENT TO OBTAIN A CONSTANT DOSAGE OF THE MIXTURE UNDER ANY OPERATING CONDITION OF EXPLOSION ENGINES POWERED BY ELECTROMAGNETIC INJECTION : en es
  • ES152164A3 - IMPROVEMENTS IN THE RAYON OR ARTIFICIAL SILK YARN : en es
  • ES152442A1 - PROCEDURE FOR EXTRACTION OF MAGNESIA FROM AQUEOUS SOLUTIONS CONTAINING MAGNESIA SALTS DECOMPOSABLE BY CAL : en es
  • ES154038A1 - EPERFECTIONS IN VALVES FOR FLUIDS, ESPECIALLY FOR CORROSIVE FLUIDS : en es
  • ES154896A1 - METHOD TO REDUCE THE DISTORTION OF LSO ELECTRIC WAVE AMPLIFIERS : en es
  • ES155231A1 - IMPROVEMENTS IN THE ELEMENTS OF ARMAZON INTENDED FOR BUILDINGS : en es
  • ES157093A1 - PROCEDURE FOR THE MANUFACTURE OF HOLLOW GLASS BODIES, ESPECIALLY OF GLASS HOLLOW BLOCKS OR SIMILAR FOR CONSTRUCTION : en es
  • ES153350A1 - AN INSTALLATION TO ASK FOR THE PASS IN AUTOMOBILES OF ALL KINDS : en es
  • ES154898A1 - SYSTEM FOR THE HEATING FACILITIES, USING THE HEAT PRECISELY ENGENDED BY A MECHANICAL WORK : en es
  • ES159662A3 - SOME PERFECTION IN THE HANDLING OF TRANSPARENT VISCOSE FILM (CELOPHANE) : en es
  • FR879647A - Improvements in the manufacture of chain links : en fr
  • ES153520A1 - AN AUTOMATIC GUN : en es
  • ES154585A1 - SOLID FUEL GASGEN COMBINED WITH A SCRUBBER AND SUITABLE TO POWER EXPLOSION ENGINES, ESPECIALLY OF AUTOMOBILE VEHICLES : en es
  • ES154780A1 - IMPROVEMENTS INTRODUCED IN THE PROCESSES OF MANUFACTURING CONSTRUCTIVE ELEMENTS : en es
  • ES157385A1 - A DEVICE TO IMPROVE THE PERFORMANCE OF SCREENING OF MATERIAL, USING AN ADDITIONAL MEANS OF INDEPENDENT LOOSENING OF THE CRIBA : en es
  • ES158155A1 - AN ELECTRICAL RECTIFIER APPLICABLE TO LIQUID AND SIMILAR MACHINES : en es
  • ES158957A1 - IMPROVEMENTS IN THE CONSTRUCTION OF THE MOLINETES OF THE REGULATORS OF THE TENSION OF THE THREAD IN THE MACHINES OF BOBINAR : en es
  • ES159276A3 - PROCEDURE FOR THE PREPARATION OF BREAST MILK : en es
  • ES151413A3 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF OWN PACKAGES TO CONTAIN PERFUMERY PRODUCTS, MEDICINES OR OTHER SIMILARS : en es
  • ES153537A1 - IMPROVEMENTS IN THE MACHINES OF PRINTING VARIOUS INKS : en es
  • ES153603A1 - IMPROVEMENTS IN THE MANUFACTURE OF DISINFECTING SOAPS : en es
  • ES153919A1 - A LIGHT PROJECTOR DEVICE : en es
  • ES154717A3 - SIDE COMPRESSION CORK MACHINE : en es
  • ES157010A1 - IMPROVEMENTS IN ELECTRICAL CONDENSERS : en es
  • ES157452A3 - A PROCEDURE FOR FILLING BEARINGS WITH ANTI-FRICTION METAL : en es
  • ES157917A1 - A PROCEDURE FOR OBTAINING PULVERIZED AND COOKED PLASTER : en es
  • ES158250A3 - IMPROVEMENTS IN THE CONSTRUCTION OF CENTRIFUGAL FORCE HYDROEXTRACTORS : en es
  • ES153353A1 - A PROCEDURE TO PRESERVE THE JUICY OF SOAP AND AVOID UNNECESSARY WEAR : en es
  • ES153839A1 - AN ENGINE CONTROL SYSTEM : en es
  • ES158732A1 - PROCEDURE FOR THE OBTAINING OF PHOTOGRAPHIC OR CINEMATOGRAPHIC COPIES IN COLORS : en es
  • ES159655A1 - IMPROVEMENTS IN THE DEVICE FOR CORRECTING THE EXCESS OF PARALACTIC SEPARATIONS IN THE TAKING OF STEREOSCOPIC VIEWS : en es
  • FR879837A - Process for obtaining substances intended to replace rubber : en fr
  • CA410882A - Wood cutting saw : en fr
  • CA410845A - Frictional material : en fr
  • CA410856A - Contact insecticide : en fr
  • CA410858A - Beer finings : en fr
  • ES151856A1 - CINEMATOGRAPHIC CAMERA : en es
  • ES152450A1 - A PROCEDURE FOR THE OBTAINING AND UTILIZATION OF A CATALYST OF GREAT ACTIVITY : en es
  • ES153229A1 - PROCEDURE TO COMPLETE THE INJECTION AND FOR THE MODIFICATION OF PRESSURE OF A CHAMBER OF VALVE LASTRAMIENTO FOR INJECTION DEVICES, EQUIPPED WITH HYDRAULIC CONTROL, FOR INTERNAL COMBUSTION ENGINES : en es
  • ES153762A1 - NEW PROCEDURE FOR THE CIRCULATION OF THE AUTOMOBILE TRUCKS : en es
  • ES154652A3 - PROCEDURE FOR THE REGENERATION OF RUBBER WASTE : en es
  • ES155417A1 - MACHINE FOR THE MANUFACTURE OF VIBRATED SUPER-HUGE BLOCKS : en es
  • ES157607A1 - PROCEDURE FOR DRYING STEM PLANTS, WITH THEIR CORRESPONDING DRYING CHAMBER : en es
  • FR879638A - Camera : en fr
  • ES154197A1 - MANUFACTURING PROCEDURE FOR INSULATING TUBE INTENDED FOR ELECTRICAL INSTALLATIONS EMBUTIDES : en es
  • ES159678A1 - IMPROVEMENTS IN FUEL GAS STORAGE CONTAINERS : en es
  • ES152696A1 - PROCEDURE FOR THE OBTAINING OF SKINS WITH ARGENTINE COLORFUL : en es
  • ES153181A1 - PROCEDURE WITH ITS CORRESPONDING APPARATUS FOR THE OPERATION OF CONTACT APPARATUS IN THE MANUFACTURE OF SULFUR TRIOXIDE : en es
  • ES153285A1 - PROCEDURE FOR THE BIOCHEMICAL HYDROGENIZATION OF CARBONYL GROUPS : en es
  • ES153292A3 - PROCEDURE FOR THE TREATMENT OF SILK OR RAYON STOCKINGS TO PREVENT THE RUNNING OF THE MESH : en es
  • ES154950A1 - NEW TYPE OF INJECTOR : en es
  • ES156930A1 - MEDICINE HOLDING DEVICE INTENDED FOR DRUG TREATMENT BY VAGINAL ROUTE : en es
  • ES159616A1 - PROCEDURE FOR CONSTRUCTION OF EGG BOXES : en es
  • ES151806A1 - A TIGHTENING SYSTEM FOR STRAW, FORAGE AND SIMILAR BULLETS : en es
  • ES153592A1 - AN ACETYLENE GENERATOR : en es
  • ES154054A1 - FRICTION CLUTCH FOR PRESSES OF MANUFACTURING COMPRESSES : en es
  • ES158750A3 - A PROCEDURE FOR THE APPLICATION OF GASOGENES TO DIESEL ENGINES : en es
  • DE732170C - Drawbench for pulling and / or straightening bars, tubes, profiles and the like. Like. Made of iron and metals : de en
  • US2312778A - Spark advance indicator : en
  • DE732375C - Internal combustion engine : de en
  • ES152395A1 - A PROCEDURE TO COVER THE CYLINDRITS OF THE HILATURE MACHINES : en es
  • ES153564A1 - A PROCEDURE FOR THE PRODUCTION OF STEREO ISOMERS 1 - PHENYL-2-DIMETHYLAMINOPROPANOLS (1) : en es
  • ES154527A3 - AUTO IGNITION TRANSFORMER FOR EXPLOSION ENGINES : en es
  • ES155031A1 - AIRCRAFT OPERATION : en es
  • ES157083A1 - A MEASUREMENT DEVICE FOR THE VERIFICATION OF THE ALTERATIONS OF MEASURES CAUSED BY TEMPERATURE IN CONSTRUCTION ELEMENTS ESPECIALLY IN AIRCRAFT, WHOSE COEFFICIENT OF THERMAL DILATION IS DIFFERENT FROM THE COEFFICIENT OF THE MATERIAL OF THE ASSEMBLY DEVICES : en es
  • ES157232A1 - PROCEDURE FOR THE OBTAINING OF ALKALINE BLEACHES VERY CONCENTRATED BY DECOMPOSITION OF ALKALINE AMALGAMA : en es
  • ES158652A3 - A PROCEDURE FOR THE OBTAINING OF CONCRETE PILES AND DEVICE FOR THEIR REALIZATION : en es
  • ES158759A1 - WASHING MACHINE WASHING MACHINE : en es
  • ES158993A1 - A SYSTEM TO PERFORM AN ANGULAR DEVIATION DURING THE TRANSFER OF MOBILE DRAWERS : en es
  • ES159074A1 - BINDING MECHANISM FOR FOLDER AND SIMILAR CLASSIFIERS : en es
  • ES159221A1 - A STERILIZATION APPARATUS FOR VALUE : en es
  • ES151477A1 - A NEW PLOW FOR OPERATION OF SECOND WORK AND SOWING : en es
  • ES154336A1 - SEMIAUTOMATIC CLOSURE SYSTEM, APPLICABLE TO BLINDS : en es
  • ES154586A1 - PROCEDURE FOR THE PRODUCTION AND EXTRACTION OF NATURAL CELLULOSE FROM MONOCOTILEDONE PLANTS IN THE STATE OF GREEN : en es
  • ES157478A1 - DOSING NUMBER AND DOSING LIMITER PLUG : en es
  • ES158430A1 - PROCEDURE FOR THE PRODUCTION WITH VISCOSA OF THREADS AND FILMS OF REDUCED COEFFICIENT OF SWELLING AND INCREASED RESISTANCE AGAINST THE ALLCALIS : en es
  • ES159755A1 - IMPROVEMENTS MADE IN THE SOCKETS FOR ELECTRIC LAMPS AND THE OBTAINING OF THE CORRESPONDING COMMENTS TO FIX THE SOCKETS TO THE LAMPS : en es
  • US2312770A - Razor blade holder : en
  • US2312850A - Car rocking implement : en
  • US2312590A - Adapter : en
  • US2312404A - Method of preparing n-sulphonylureas : en
  • US2312619A - Refrigeration : en
  • CA410785A - Loom picker stick coupling : en fr
  • GB551645A - Improvements relating to the treatment of aqueous material capable of exhibiting an electric potential, such as sewage or impure water, to eliminate undesired characteristics thereof : en
  • US2312302A - Card index system, filing system, and the like : en
  • CA410830A - Insecticidal composition : en fr
  • US2312776A - Acoustical wall covering : en
  • US2312815A - Valve mechanism : en
  • ES151476A1 - A MANUFACTURING PROCEDURE FOR A COFFEE SUBSTITUTE : en es
  • ES151782A1 - A URIDER WITH ELEVATED CUTTING DEVICE : en es
  • ES152509A1 - A PROCEDURE FOR THE ANALYSIS OF OXYGEN : en es
  • ES154178A1 - MANUFACTURING PROCEDURE FOR TEXTILE ARTICLES : en es
  • ES154538A1 - DOUBLE GAS TYPE GAS, MIXED GAS, FOR THE OPERATION OF EXPLOSION ENGINES : en es
  • ES157524A1 - CONNECTOR AMPLIFIER : en es
  • ES159015A1 - NEW ELECTRIC TROLLEY SYSTEM : en es
  • ES152782A1 - AN ARTIFICIAL STONE FILLING SYSTEM : en es
  • ES154800A1 - MECHANICAL OPENER APPARATUS : en es
  • ES154995A1 - PROCEDURE FOR OBTAINING ARTIFICIAL PETROLEUM AND ITS SUB-PRODUCTS : en es
  • ES155189A1 - PROCEDURE FOR THE MANUFACTURE OF TARTARO DE CAL, THROUGH THE COMBINED AND SUCCESSIVE USE OF A GROUP OF APPLIANCES : en es
  • ES155543A1 - ADJUSTABLE HELICE WITH HYDRAULIC REGULATOR MOTOR : en es
  • ES158187A1 - MACHINE FOR FUSING THE ELECTRODES TO THE BODY OF THE INCANDESCENT LAMPS : en es
  • FR879694A - Process for pumping electron tubes : en fr
  • FR879737A - Device for extinguishing the electric arc, in particular for automatic line switches : en fr
  • US2312922A - Automatic machine for drilling, reaming, etc. : en
  • CA410908A - Cap spinning apparatus : en fr
  • DK60638C - Box body support for Trams with articulated frame. : da en
  • ES151995A1 - IMPROVEMENTS IN THE FILLING OF GLASS AMPOLLAS INTENDED FOR VARIOUS USES : en es
  • ES152768A1 - NEW GASÓGENO : en es
  • ES152897A1 - NEW MANUFACTURING SYSTEM FOR LOCKS PROVIDED WITH SECURITY SECURITY CONTROL DEVICE : en es
  • ES153601A1 - A CONNECTION PROVISION TO PASS FROM A HIGH FREQUENCY DIMENSIONAL POWER LINE TO ANOTHER SYMMETRIC ENERGY LINE, OR INVERSELY, ESPECIALLY FOR METRIC AND DECIMETRIC WAVES : en es
  • ES154290A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155327A3 - PROCEDURE FOR THE MANUFACTURE OF TOOLS, PARTS OR MISCELLANEOUS OBJECTS OF METALLIC CARBIDES : en es
  • ES155731A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157276A1 - A PROCEDURE FOR PREPARING MONOHALOGENIC LACTAMAS : en es
  • ES158365A1 - IMPROVEMENTS IN GENERATORS OF GASÓGENOS : en es
  • GB551584A - Improvements in or relating to the stabilisation of vinylidene chloride : en
  • US2312646A - Steering trailer : en
  • US2312791A - Corrosion preventing connecting means for storage batteries : en
  • DE732409C - Device for separating wood and iron pieces from conveyed material : de en
  • ES153931A1 - IMPROVEMENTS IN ELECTRICAL SHOCK APPLIANCES : en es
  • ES154596A1 - PROCEDURE THAT ALLOWS THE OBTAINING OF THE ARTIFICIAL DIGESTION OF ORGANIC PRODUCTS FOR THE PREPARATION OF FERTILIZERS : en es
  • ES155158A1 - PROCEDURE FOR THE MANUFACTURE OF CEMENT TUBES. CONCRETE OR OTHER MATERIALS PER CENTRIFUGATION : en es
  • ES155544A1 - ROTATING TUBULAR OVEN FOR THE THERMAL TREATMENT OF MATERIALS OF ALL KINDS : en es
  • ES158431A2 - PROCEDURE INTRODUCED IN THE MAIN PATENT : en es
  • DE732449C - Hydraulically controlled shaft coupling with an elastic hollow body arranged in a ring around the coupling axis : de en
  • USD135156S - Design for a shoe sole : en
  • US2312925A - Semistiff collar and method of preparing same : en
  • AU116581B2 - Improvements in and relating to the treatment of magnesioum and magnesium alloys for rendering them corrosion resistant : en
  • CA410918A - Ordnance : en fr
  • US2312628A - Pipe : en
  • US2312753A - Circuit breaker : en
  • ES152346A1 - A PROCEDURE FOR MIXING WITH LIQUIDS AIR OR GASES : en es
  • ES152772A1 - A PROCEDURE FOR THE MANUFACTURE OF SPECIAL TILES OF WOOD, CEMENT AND ASPHALT WATERPROOFING : en es
  • ES153628A1 - A MECHANISM FOR THE CONFIGURATION OF HOLLOW BRACES AND CLOSED BY ALL ITS FACES : en es
  • ES154282A1 - PLACE INDICATOR FOR TRAINER TRAINS : en es
  • US2312893A - Tripod construction : en
  • US2312941A - Rotary valve : en
  • DE732514C - Injection molding machine for plastic masses, especially synthetic resin : de en
  • ES152600A1 - A PROCEDURE FOR THE MANUFACTURE OF A SEMIRRIGID NECK PERMEABLE TO AIR AND MOISTURE : en es
  • ES157258A1 - IMPROVEMENTS IN DEPOSITS OF DECANTATION OF THE WATER OF THE CIRCULATION CIRCUIT IN THE MANUFACTURE OF FIBROCEMENT MATERIALS : en es
  • ES157396A2 - ONE SWITCH AND COIL HOLDER : en es
  • ES158690A1 - PROCEDURE FOR THE DISINLECTING, REGENERATING, AND BLANKING OF OLD PAPER, PRINTED OR NOT, AND OF ITS PASTES : en es
  • US2312997A - Method of filling a compression matrix with pulverulent material : en
  • ES152557A3 - PERFECTIONS IN THE MANUFACTURE OF PROTECTIVE INSOLES FOR FOOTWEAR : en es
  • ES155268A1 - PROCEDURE FOR OBTAINING FLOUR FROM ALBARROBA'S SEED ALBUMEN : en es
  • ES155422A1 - PROCEDURE FOR MANUFACTURING ARTIFICIAL LEATHER : en es
  • ES156949A1 - A PROCEDURE TO OBTAIN DERIVATIVES OF SULFONAMIDES : en es
  • ES158551A2 - A PROCEDURE FOR MANUFACTURING ARTIFICIAL SILKS : en es
  • ES158991A1 - MANEUVER VALVE FOR COMPRESSED VEHICLE AIR BRAKES : en es
  • US2312314A - Ribbon shifting mechanism : en
  • US2312951A - Safety device for automobiles : en
  • US2312560A - Process for treating hydrocarbons containing olefins : en
  • ES155572A1 - METHOD AND DISPOSITION TO INDICATE AND REGISTER ELECTRIC CURRENTS : en es
  • US2312621A - Crate : en
  • ES152436A3 - CONTINUOUS OVEN TO COLLECT METALS : en es
  • ES152993A1 - AN OIL FILTER : en es
  • ES153373A1 - MULTIPLIER OF SECONDARY ELECTRONS : en es
  • ES154984A1 - DEVICE FOR GASOGEN OF CARBON OR WOOD : en es
  • ES155260A1 - DEVICE FOR TRANSPORTING POWDER OR GRANULATED MASSES, BY TRANSPORT CHANNELS, USING A GASEOUS PRESSURE AGENT : en es
  • ES158818A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES159242A1 - PROCEDURE FOR THE OBTAINING OF COMPOUNDS OF THE CICLOPENTANOPOLYHYDROPHENANTERINE SERIES CONTAINED IN THE C OXYGEN CYCLE OR GROUPS CONTAINING IT : en es
  • AU453842A - Improvements in and relating to electron beam discharge tubes : en
  • CA410814A - Knitted fabric : en fr
  • CA410840A - Non-pressure water heater : en fr
  • ES151676A1 - ELECTRICAL DEVICE TO PERFORM LIQUID LEVEL MEASURES AT A DISTANCE : en es
  • ES153816A1 - PROCEDURE FOR THE OBTAINING OF CLICHES OR MODELS OF COPYING WITHOUT GRANULATION FOR REPRODUCTIONS : en es
  • ES154014A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155289A1 - PROCEDURE FOR THE MANUFACTURE OF RAW PULP OF STORED FRUITS : en es
  • ES157830A2 - IMPROVEMENTS INTRODUCED IN THE SCOPE OF THE MAIN PATENT : en es
  • ES157884A1 - A SAFETY DEVICE FOR SHORT CANYON AMETRILLING ARMS : en es
  • ES158053A1 - AN ELECTRONIC VALVE TO EMIT AND RECEIVE VERY SHORT ELECTRIC WAVES : en es
  • ES158197A1 - IMPROVEMENTS IN THE MANUFACTURE OF MINE DETONATORS : en es
  • ES158970A1 - PROCEDURE FOR THE CONSTRUCTION OF A METAL AIR PROPELLER FLAP WITH ELECTRIC HEATING OF THE ENTRY EDGE : en es
  • ES153064A1 - A PROVISION TO PRODUCE SYNCHRONIZED IMPULSES INTENDED FOR TELEVISION : en es
  • ES157190A1 - A MERCURY STEAM RECTIFIER VALVE : en es
  • ES158916A1 - PROCEDURE FOR OBTAINING A PLASTIC MATERIAL APPLICABLE TO THE MANUFACTURE OF INSULATING PARTS : en es
  • ES153504A1 - AN ELECTRICAL LAMP OR SIMILAR DEVICE : en es
  • ES153916A1 - A PROCEDURE FOR THE EXTRACTION OF RICH PRODUCTS IN PROVITAMINS AND IN LIPOSOLUBLE VITAMINS : en es
  • ES155259A1 - MIXING VALVE, ESPECIALLY INTENDED FOR EXPLOSION ENGINES : en es
  • ES158265A3 - A PROCEDURE FOR THE MANUFACTURE OF HARD ALLOY TOOLS OBTAINED BY CONCRETION : en es
  • US2312829A - Method and apparatus for separating liquids from solids : en
  • ES150357A1 - A PROCEDURE FOR THE MANUFACTURE OF CARBON BY CATALYTIC DECOMPOSITION OF CARBON OXIDE : en es
  • ES152837A1 - A PROCEDURE WITH YOUR DEVICE FOR STARTING VEHICLES WITH COMBUSTION ENGINES : en es
  • ES154360A3 - HORIZONTAL REVOLVER LATHE : en es
  • ES158144A1 - MANUFACTURE PROCEDURE OF TRANSPARENT PAPER WITH DRAWINGS, TO FIX IT ON CRYSTALS IMITATING TO VIDRIERAS : en es
  • ES158171A1 - PROCEDURE FOR THE PRODUCTION OF BLOCKS AND BARS IN METALLIC MOLDS : en es
  • ES158636A1 - A PROCEDURE TO INTRODUCE FIRE MOLDED BODIES OF NON-PRECIOUS METAL AND SIMILAR IN CERAMIC MASSES, ESPECIALLY TO MANUFACTURE ARTIFICIAL TEETH : en es
  • ES154114A1 - MANUFACTURING PROCEDURE OF A COUPLER FOR TRAILERS OF AUTOMOBILES IN GENERAL AND ALL KINDS OF VEHICLES : en es
  • ES159075A3 - PROCEDURE FOR THE MANUFACTURE OF REFLECTIVE SPERFICIES BASED ON GLASS OR FLAT GLASS CALLED PRINTED OR WORKED : en es
  • ES151608A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT Ns 146561 : en es
  • ES153566A1 - A REFINING CELL FOR ALUMINUM, WITH LIQUID ANODES AND LIQUID CATHODES : en es
  • ES155434A3 - SECURITY CLOSURE SYSTEM FOR SLOPES OR BUTTONS : en es
  • ES157762A1 - A PROCEDURE FOR THE PREPARATION OF SUBSTITUTED NUCLEUS AROMATIC SULPHONYLUSETHANES : en es
  • DE731430C - Switching and throttling device for gravity hot water heating systems : de en
  • DE732602C - Door handle connection : de en
  • US2312400A - Combination band pulling and punching tool : en
  • AU116676B2 - Improved platform type shoe and method of manufacture thereof : en
  • DE732445C - Altimeter : de en
  • US2312530A - Bundle header : en
  • US2312397A - Building construction : en
  • US2312712A - Fluid pump : en
  • DE732595C - Arrangement of the control organs for aircraft with pressurized cabin : de en
  • ES152287A1 - APPLIANCE AGAINST THE THEFT OF LAMPS, PUSH-BUTTONS OF STAIRS AUTOMATED, QUAKING OF ROOMS, FRAUD OF THE ELECTRIC FLUID, AND IF THEY OPEN A DOOR OF THE ROOMS THE MENTADO DEVICE INDICATES IT : en es
  • ES153597A1 - PROCEDURE TO OBTAIN AN IMPREGNATED DRY GASA WITH ARGENTINE MANGANITO : en es
  • ES157006A1 - APPARATUS FOR ILLUMINATING INTERNAL PARTS OR CAVIDADES OF THE HUMAN BODY : en es
  • ES157657A3 - PROCEDURE FOR THE MANUFACTURE OF THE ESSENCE OF ORIENT : en es
  • FR879705A - Discharge tube comprising a subdivision of the voltage by stepped electrodes for the purpose of accelerating the positively charged corpuscles : en fr
  • DE732528C - OElpneumatic devices, such as energy stores, shock absorbers or the like. : de en
  • ES155519A1 - ACETYLENE GAS GENERATOR SYSTEM, APPLICABLE TO EXPLOSION ENGINES : en es
  • ES158239A1 - IMPROVEMENTS IN DISTRIBUTORS : en es
  • ES158462A1 - IMPROVEMENTS IN CARBIDE GASOGENS : en es
  • DE732420C - Malleable cast iron to be treated by annealing for the production of highly stressed workpieces and machine parts : de en
  • ES151631A1 - A PROCEDURE OF FOUNDRY : en es
  • ES153208A1 - DEVICE FOR THE DEVIATION OF THE RAY IN CATHODE RAY VALVES : en es
  • ES153541A1 - CONNECTION DISPOSAL FOR DISTORTION OF CURRENT OR VOLTAGE : en es
  • ES153856A1 - A RECEIVING INSTALLATION OF SEVERAL RECEPTION POINTS SITUATED AT SOME DISTANCE FROM OTHERS : en es
  • ES154691A1 - GIROSCOPE, MAINLY FOR USE IN AIRCRAFT : en es
  • ES155498A1 - PURCHASER FOR GASOGENS, EMPLOYEES ESPECIALLY IN MECHANICAL TRACTION VEHICLES : en es
  • ES157446A3 - A DEVICE TO PRACTICE THE GRINDING OPERATION : en es
  • ES158076A1 - PROCEDURE FOR THE ACCELERATION OF THE REACTION OF CHEMICAL PRECIPITATIONS : en es
  • ES158849A1 - ELECTRIC MACHINES WITH RUBBER RINGS AND CHARCOAL COLLECTORS WITH IMPREGNATION DEVICE : en es
  • ES159121A3 - MIXER : en es
  • ES153523A1 - MULTIPLIER OF SECONDARY ELECTRONS : en es
  • ES155161A3 - GAS AS FUEL APPLICATION SYSTEM TO DRIVE THE ENGINES OF AUTOTRACTION VEHICLES : en es
  • ES155240A1 - PROCEDURE FOR OBTAINING AN EXOTHERMAL FUEL FOR APPLICATION TO COALS : en es
  • ES157429A1 - A SURVEILLANCE DEVICE FOR CONDENSED WATER DERIVATORS : en es
  • ES157799A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF FLAT BOARDS WITH CROSS WOODS : en es
  • ES158058A1 - GAS BURNER APPARATUS : en es
  • US2312440A - Alkaloid salts and the manufacture thereof : en
  • DE732417C - Method and device for regulating the cooling capacity of absorption cooling apparatus : de en
  • ES151485A1 - A GONIÓMETRO PARA ARRUMBAMIENTOS : en es
  • ES151886A3 - NEEDLE FOR TRIMMING KNITTED ITEMS : en es
  • ES152003A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF SOAP : en es
  • ES153101A1 - IMPROVEMENTS IN THE MANUFACTURE OF PACKAGING : en es
  • ES153639A1 - IMPROVEMENTS IN THE APPLIANCES CAFETERAS DENOMINATED CAFETERAS EXPRÉS : en es
  • ES154806A1 - A GASOGEN : en es
  • ES157404A1 - A GASOGEN : en es
  • ES158403A1 - IMPROVEMENTS IN THE MEANS OF UNION OF LOOSE LEAVES : en es
  • US2312577A - Cigar piercing apparatus : en
  • USD135175S - Design for a brooch or similar article : en
  • ES151410A1 - A PROCEDURE TO MANUFACTURE SLIDES FOR CINC GLASSES OF GALVANIC ELEMENTS : en es
  • ES152295A1 - A DUPLE INSTALLATION OF FREQUENCY CARRIER : en es
  • ES153148A1 - A DEVICE FOR THE PRODUCTION OF MIXED GAS IN THE GASOGENS, ESPECIALLY IN THE APPLICATIONS TO AUTOMOBILE VEHICLES : en es
  • ES153439A1 - DEVICE WITH PHOTOCELLULAR RETICLE TO STORE CHARGES THAT, BY POINTS, CORRESPOND TO THE DISTRIBUTION OF THE CLARITY OF AN IMAGE MODEL : en es
  • ES153580A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES155359A3 - AUTOMATIC SAFETY DEVICE AGAINST BREAKING DRILLS : en es
  • ES157090A1 - A PROCEDURE FOR THE MANUFACTURE OF AGGLOMERATED FOR THE COOLING OF ALL KIND OF HOUSEHOLDS : en es
  • ES157699A3 - IMPROVEMENTS IN THE CONSTITUTION OF THE GAS DUCTS IN A MARTÍN OVEN : en es
  • GB551632A - Improvements in or relating to valves for fluid pipe-lines : en
  • ES149979A1 - IMPROVEMENTS IN THE MANUFACTURE OF ZIPPER CLOSURES : en es
  • ES155446A1 - REGULATING DEVICE FOR THE CHASSIS'S DISPLACEMENT AND FOCUS ON THE OBTAINING OF STATIGRAFIES : en es
  • ES158523A1 - A COMPRESSED AIR FILLED HOME WITH A TILTED GRILL : en es
  • ES159522A1 - AN EQUIPMENT CONSISTING OF AN ELECTRIC LIGHTER FOR GAS BURNERS AND FOGGES AND ANALOGUE APPLICATIONS : en es
  • GB551704A - Improvements in the manufacture of cheese : en
  • US2312774A - Egg grader : en
  • DE732441C - Reading microscope for length measuring devices : de en
  • ES151411A1 - IMPROVEMENTS IN CIRCUITS TO AMPLIFY ELECTRIC OSCILLATIONS, WITH THE USE OF A DISCHARGE PIPE : en es
  • ES151562A3 - A PROCEDURE TO OBTAIN CAMPHOCARBONIC ACID : en es
  • ES152785A1 - A PROCEDURE FOR MANUFACTURING GAME ENAMELS IN CRYSTAL MEDALLIONS FOR JEWELRY, LIPIDS AND PANTHEONS : en es
  • ES153605A1 - ARMED CONCRETE STRUCTURE SYSTEM, WITHOUT SCAFFOLDING OR FORMWORK, WITH BEAMS AND CONCRETE FLOOR : en es
  • ES153805A3 - A DEVICE FOR THE MANUFACTURE OF FORMS WITH SUBDIVIDED LABEL SURFACE : en es
  • ES155167A1 - PROCEDURE FOR DECOLORATION, DEODORIZATION AND CLARIFICATION OF ALL KINDS OF MELANINES : en es
  • ES155257A1 - ELECTRONIC VALVE MADE FULLY OF GLASS WITH LAMP HOLDER : en es
  • ES155706A1 - RADIOBAZILLING SYSTEM FOR THE LANDING OF BLIND AIRCRAFT : en es
  • ES157563A1 - IMPROVEMENTS IN GASOGEN HOMES FOR CAR VEHICLES : en es
  • ES157598A1 - A NEW DEVICE FOR THE AUTOMATIC AND SIMULTANEOUS DISPLACEMENT OF THE GRID OF THE ANTIDIFFUSERS IN RELATION TO THE DISPLACEMENT OF THE PIPE : en es
  • ES153944A1 - A FRONT LAMP FOR VEHICLES : en es
  • ES154289A1 - INDIVIDUAL WHEEL DRIVE FOR STEAM LOCOMOTIVES AND SIMILAR MOTOR VEHICLES : en es
  • ES154457A3 - IMPROVEMENTS IN THE ELECTRICAL CURRENT SWITCHES : en es
  • ES157896A1 - PROCEDURE TO IMPROVE SULPHITE DISPOSAL BLEACH FOR CURTITIONS : en es
  • ES158540A1 - TELECOMMUNICATION SYSTEM, AND ESPECIALLY TELEPHONE SYSTEM : en es
  • ES159313A1 - A GASOGEN FOR ENGINES : en es
  • DE732353C - Relay self-interrupter for telecommunication systems, in particular telephone systems : de en
  • CA410886A - Hat forming system : en fr
  • DE732527C - Seam formation with two-layer composite pipe bent from metal strips : de en
  • ES154661A1 - MECHANICAL CHEMICAL PROCEDURE FOR THE OBTAINING OF NITROCELLULOSE : en es
  • ES155620A3 - PROCEDURE TO TREAT SULFUR MINES AND WASTE OF THESE MINERALS ALREADY TREATED BY OTHER MEANS : en es
  • ES155640A3 - MACHINE TO CUT WOODEN STICKS OR STEMS PARTICULARLY FROM FOREST FARMS : en es
  • ES157202A3 - A PROCEDURE FOR THE MANUFACTURE OF FRAMES IN AN ARMED CONGLOMERATE FOR WINDOWS, SHEDS, SKYLIGHTS AND SIMILAR CONSTRUCTIONS : en es
  • ES158415A1 - A REFRIGERATION INSTALLATION FOR AVIATION ENGINES : en es
  • ES158845A1 - A NOZZLE FOR THE ELIMINATION OF ACCUMULATED CARBONS INSIDE THE POOR GAS GENERATOR ASHTRAYS : en es
  • ES151431A3 - PERFECTED BEAUTY CASE : en es
  • ES155546A1 - PROCEDURE FOR THE MANUFACTURE OF A COMBUSTIBLE AGGLOMERATE, USING MINERAL CARBON OR VEGETAÑ, WITH ADDITION OF CALCIUM AND SODIUM CARBONATE, OR REMOVING ONE OF THESE, OF SPECIAL APPLICATION FOR GASOGENS : en es
  • FR879733A - Method and apparatus for making exhaust vapor invisible, in particular for locomotives : en fr
  • IE17319L - Rotary drier for grass, etc. : en
  • FR879691A - Method and apparatus for electrostatic separation of double or multiple powder systems : en fr
  • ES151556A1 - WORKING METHOD FOR FREELY FLYING PLUNGER COMBUSTION ENGINES : en es
  • ES151675A1 - PROCEDURE FOR THE MANUFACTURE OF A SUBSTITUTE PRODUCT OF BEER : en es
  • ES151747A3 - AN AUTOMATIC CLOSING DEVICE TO PREVENT BACKGROUND OF GASES IN THE GASOGENS : en es
  • ES153484A1 - A TELEGRAPH INSTALLATION : en es
  • ES153493A1 - PROCEDURE FOR DEVELOPING PHOTOGRAPHIC HALOGEN SILVER LAYERS : en es
  • ES154297A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154962A1 - PROCEDURE FOR THE MANUFACTURE OF AN INSECTICIDE FOR GIRCULTURE : en es
  • US2312869A - Surgeon's bone screw driver : en
  • ES151874A1 - IMPROVEMENTS IN INTERNAL COMBUSTION ENGINES, ESPECIALLY FOR AIRCRAFT : en es
  • ES155410A3 - PROCEDURE TO REMOVE TOXIC ALKALOIDS AND OTHER HARMFUL ELEMENTS FROM TOBACCO SMOKE : en es
  • ES157282A1 - AN EXPLOSION ENGINE, AND ESPECIALLY A DIESEL AVIATION ENGINE PROVIDED OF AN ELECTRICAL AUXILIARY IGNITION DEVICE : en es
  • ES157653A3 - PROCEDURE FOR OBTAINING HIGH CONCENTRATES OF SOLUTIONS BY FREEZING WATER : en es
  • ES152022A1 - A DEVICE FOR DRYING DAIRY PRODUCTS, ESPECIALLY WHEY : en es
  • ES152147A3 - RADIOACTIVE SPARK PLUGS FOR IGNITION OF EXPLOSION ENGINES : en es
  • ES152392A1 - IMPROVEMENTS IN THE COUPLING OF ENGINE GASOGENS : en es
  • ES152418A3 - A PORTABLE HAND DRILL : en es
  • ES154346A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155374A3 - AUTOMATIC HEAD FOR THREADING OR FILLETING, BY THE TANGENTIAL PIN SYSTEM, APPLICABLE TO ALL KINDS OF MACHINES : en es
  • ES158251A3 - A PROCEDURE FOR THE MANUFACTURE OF USABLE GASKETS FOR EXPLOSION ENGINES AND SIMILAR APPLICATIONS : en es
  • FR879626A - Improvements to dust extractors : en fr
  • DK60660C - Sewer pipe cleaner. : da en
  • ES153430A1 - IMPROVEMENTS IN CIRCUIT PROVISIONS TO OPERATE ELECTRIC DISCHARGE LAMPS : en es
  • ES155391A1 - COUNTER AND STOP DEVICE, ESPECIALLY FOR BATANES AND ANALOG MACHINES : en es
  • ES158735A1 - IMPROVEMENT IN THE CLUTCH SYSTEM OF MECHANICAL TILES : en es
  • ES159136A1 - PROCEDURE FOR THE OBTAINING OF LEAD AND ANTIMONIAL ALLOYS : en es
  • FR879629A - Beater improvements for dust vacuum cleaners : en fr
  • US2312631A - Carton : en
  • ES151329A1 - AN ELECTRICAL DEVICE FOR DESTRUCTION OF FLYING INSECTS, SUCH AS MOSQUITOES, FLIES, MOTHS AND SIMILAR : en es
  • ES151977A1 - A SUSPENSION DEVICE FOR PIQUERAS TAPAR MACHINES : en es
  • ES152208A1 - APPARATUS FOR THE VULCANIZATION OF FOOTWEAR WITH SOLE OF CGOMA AND CUTTING OF OTHER MATERIAL : en es
  • FR879701A - Surface combined cementation process : en fr
  • ES153004A1 - A CONNECTION PROVISION FOR HIGH FREQUENCY INSTALLATIONS : en es
  • ES153226A1 - NEW MANUFACTURING PROCEDURE OF BRIQUETTES OR BLOCKS OF AGGLOMERATED CARBON : en es
  • ES153265A1 - MACHINE TO TRANSFORM CRYSTAL TUBES : en es
  • ES154000A1 - IMPROVEMENT IN THE MANUFACTURE OF TOASTER APPLIANCES : en es
  • ES159340A1 - PROCEDURE OF LIQUEFACTION AND DEGRADATION OF PROTEINS OF ANIMAL ORIGIN : en es
  • DE732619C - Suction pressure burner : de en
  • ES152193A3 - A PROCEDURE FOR THE ILLUMINATION OF SIGNS OF ALL KINDS : en es
  • ES155621A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF SUPPORTS FOR BIGUDI : en es
  • ES159419A3 - A PROCEDURE FOR THE MANUFACTURE OF LUMINESCENCE LAMPS : en es
  • FR879667A - Vacuum pump system : en fr
  • US2312693A - Reaction product of aldehydes and diazine derivatives : en
  • ES152278A1 - PROCEDURE FOR MANUFACTURING CELLULOID IN PLATES, TUBES OR BARS, STARTING FROM OLD FILMS : en es
  • ES154476A1 - APPARATUS FOR THE TREATMENT OF ORGANIC AND INORGANIC SUBSTANCES IN THE CYCLE : en es
  • ES155261A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF LOCKS : en es
  • FR879752A - Vulcanizing mold for making cords, bands, etc. of rubber, in particular foamy rubber, as well as of other plastic materials or compositions : en fr
  • GB551697A - Improvements in or relating to telephone systems : en
  • US2312466A - Oxygen-bearing ore flotation : en
  • DE732393C - Safety device for automatic firearms : de en
  • ES152807A3 - A PROCEDURE FOR THE PREPARATION OF SOLUBLE SULPHAMIDE COMPOUNDS WHICH ARE THERAPEUTICALLY ACTIVE AND ALMOST AXIC : en es
  • ES152991A1 - TRACTOR AUTOMOTIVE WITH DRIVE MOTOR HORIZONTALLY AVAILABLE : en es
  • ES154450A1 - PROCEDURE FOR MANUFACTURE OF STRINGS OR MALLET : en es
  • FR879774A - Process for the production of colloidal solutions in liquid and semi-solid materials : en fr
  • ES152638A1 - PROCEDURE FOR THE CONSTRUCTION OF CONCRETE CEILINGS WITHOUT FORMING OR SHAPING : en es
  • ES152895A1 - APPARATUS FOR CUTTING PAPER SHEETS IN STRIPS, ESPECIALLY ACCOUNTING SHEETS, TO FACILITATE ITS QUICK FIXATION : en es
  • ES153578A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154963A1 - PROCEDURE FOR THE MANUFACTURE OF COLD SOAP : en es
  • US2312651A - Apparatus for loading and folding bottle carrier cartons : en
  • US2312667A - Safety glass setting : en
  • US2312912A - Solvent refining of oil and recovery of the solvent : en
  • ES153049A1 - IMPROVEMENTS IN THE MANUFACTURE OF ELECTRICAL RECEPTORS HEATERS : en es
  • ES153915A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES156924A1 - IMPROVEMENTS IN GASOGENS : en es
  • US2312549A - Speed governor for internal combustion engines : en
  • USRE22280E - Rubber joint : en
  • US2312665A - Screening apparatus : en
  • US2312737A - Typewriting machine : en
  • ES151861A1 - PROCEDURE FOR OBTAINING MEDICINES WITH AMPLIFIED AMIDA FUNCTION, OR DERIVED FROM THEMSELVES : en es
  • ES154027A1 - PROCEDURE TO INCREASE THE SENSITIVITY OF LAYERS FOR DIAZOTITIAS : en es
  • ES157975A1 - GAS PRODUCER APPARATUS FOR THE SUPPLY OF AUTOMOTIVE VEHICLES : en es
  • ES158921A1 - PROCEDURE FOR THE CONSTRUCTION OF BUILDINGS RESISTANT TO THE SHAKES : en es
  • FR879841A - Gear change device : en fr
  • US2312990A - Electrical measuring instrument : en
  • US2312686A - Emergency cut-over valve : en
  • ES151729A1 - A NEW CONSTRUCTION SYSTEM FOR FENCES AND BRIDGES : en es
  • ES152228A1 - A CINEMATOGRAPHIC PROJECTION DEVICE CONTAINING AN ARC LAMP AND A HIGH PRESSURE MERCURY STEAM LAMP, INTENDED TO BE USED ALTERNATIVELY : en es
  • ES152923A1 - PROCEDURE FOR THE MANUFACTURE OF CONGLOMERADO POROSO DE GRAFITO Y CAOLÍN : en es
  • ES157689A1 - FAST AUTOCLAVE DEVICE FOR STERELIZING, DEHYDRATING AND CRYSTALLIZING UNIFORM HEAT AND HIGH PRESSURE COOLING : en es
  • ES159602A1 - A PROCEDURE FOR EXAMINING AND FINDING NUMERICALLY DISORDERS IN FLAT GLASS AND SIMILAR : en es
  • US2313011A - Apparatus for controlling the speed of revolution of machines : en
  • US2312561A - Photographic enlarger : en
  • ES152274A3 - PROCEDURE FOR OBTAINING ALKYL-AMIDES FROM PYRIDIN-3-CARBONIC ACID : en es
  • ES153579A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154095A3 - PROCEDURE FOR OBTAINING MILK-BASED BEVERAGES OR DAIRY DERIVATIVES, WITH BETTER DIGESTIVE TOLERANCE AND MODIFIED FLAVOR WITH RESPECT TO THE ORDINARY OF THOSE PRODUCTS : en es
  • ES154739A1 - PROCEDURE AND DEVICE OF 2 ELEMENTS, INTERCHANGEABLE FOR HOSES OF THE MOUNTED AXLE BODIES OF THE RAILWAY VEHICLES : en es
  • ES157003A1 - PROCEDURE FOR THE MANUFACTURE OF ARTICULATED BELTS FOR TRANSMISSIONS, LEVERAGING THE LEATHER WASTE FROM THE MANUFACTURE OF SHOES : en es
  • ES159046A1 - AN APPARATUS FOR MANUFACTURING HOSES AND TUBES WITH HELICAL STRIPS : en es
  • ES155654A1 - IMPROVEMENTS IN RUBBING RECUPERATION : en es
  • ES159056A1 - IMPROVEMENTS INTRODUCED IN ROCHELA SALT OSCILLATORS IN LAYERS : en es
  • ES159470A1 - GRAPHITE-METALLIC ALLOYS AND ITS MANUFACTURING PROCEDURE : en es
  • FR879793A - portable case : en fr
  • FR879843A - Gas generator device applicable inter alia to motor vehicles : en fr
  • ES147379A1 - Oleopneumatic devices, such as energy accumulators, shock absorbers or the like. : en es
  • ES150941A1 - IMPROVEMENTS IN THE MANUFACTURE OF COVERS FOR THE COILS OF THE TINTED TAPE OF THE WRITING MACHINES : en es
  • ES151940A1 - IMPROVEMENTS IN THE MANUFACTURE PROCEDURE OF CLIPS OR HAIR CLIPS : en es
  • ES152046A1 - A PROCEDURE FOR THE PREPARATION OF A SOLID FATTY PRODUCT : en es
  • ES152417A1 - NEW CINEMATOGRAPHIC PROJECTION SYSTEM : en es
  • ES153571A1 - RECEIVER FOR THE RECEPTION OF RADIO OR TELEVISION EMISSIONS : en es
  • ES153847A1 - A NEW DEVICE TO GIVE OUTPUT TO THE EXHAUST GASES IN THE EXPLOSION OR INTERNAL COMBUSTION ENGINES : en es
  • ES154597A1 - PROCEDURE THAT ALLOWS THE OBTAINING OF SYNTHETIC FERTILIZERS : en es
  • ES157279A1 - PROCEDURE FOR THE OBTAINING OF SULFONIC ACIDS : en es
  • ES157766A1 - AN ACETYLENE GASOGEN SYSTEM APPLICABLE TO EXPLOSION ENGINES : en es
  • ES159488A1 - PROCEDURE FOR OBTAINING LACTONS : en es
  • FR879670A - Use of clay working machines for the manufacture of fuel agglomerates for gasifiers : en fr
  • US2312379A - Anchoring device for application to mattress walls : en
  • US2312767A - Heater : en
  • US2312995A - Gas turbine plant : en
  • US2312653A - Wooden culvert : en
  • ES149776A1 - A MACHINE TO MAKE STOCKPOINT : en es
  • ES151430A1 - AN ELECTRONIC VALVE : en es
  • ES153515A1 - A SYSTEM OF COLLIMATORS TO PRODUCE OPTICAL MEASUREMENT BRANDS FOR TELEMETERS : en es
  • ES158259A1 - PROCEDURE FOR PRODUCING NON-WEARING PROTECTIVE LAYERS ON MAGNESIUM AND ITS ALLOYS : en es
  • ES159275A1 - IMPROVEMENTS IN THE GRANULAR OR SCAMOSO APPARATUS : en es
  • DE732548C - Tray column : de en
  • CA410855A - Cyanine dyestuff : en fr
  • FR879739A - Improvements to gasifiers : en fr
  • GB551621A - Improvements in and relating to stencil sheets : en
  • ES151635A1 - AN ANTI-SLIP CHAIN FOR AUTOMOTIVE VEHICLE RIMS : en es
  • ES152008A1 - EPISCOPIC PROJECTION LAMP, WITH A HOLLOW GLASS BODY IN FRAME FORM : en es
  • ES152746A1 - SYSTEM OF COMPREHENSIVE USE OF A STREAM OF RIVER, ALREADY PARTIALLY EMPLOYED : en es
  • ES153893A1 - IMPROVEMENTS IN THE VALVES DISTRIBUTORS FOR PNEUMATIC DEVICES : en es
  • ES154506A1 - PROVISION TO ADJUST THE DEGREE OF MODULATION OF RADIO-ALARM EMITTERS : en es
  • ES157177A2 - IMPROVEMENTS IN BELTS IN ONE : en es
  • ES157470A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157876A1 - PROCEDURE FOR THE PRODUCTION OF A PASTA CATHETER FOR ELECTRONIC VALVES : en es
  • ES158681A1 - AN APPARATUS FOR SEPARATING, BY MEANS OF A SUSPENSION OF SAND IN WATER, SOLID MATERIALS OF DIFFERENT SPECIFIC WEIGHTS : en es
  • ES151600A1 - A DEVICE OF CLAMPS FOR WHEELS OF VEHICLES WITH RUBBER WHEELS : en es
  • ES152356A1 - NEW HIGH PRESSURE SPECIAL LUBRICATION SYSTEM : en es
  • ES152759A1 - AN ISSUING DSIPOSITION TO OBTAIN LINES OF COURSE THROUGH ALTERNATIVE COMBINATION IN THE SAME AND OPPOSITE PHASE OF ANTENNA DIAGRAMS : en es
  • ES154099A1 - PROCEDURE FOR THE MANUFACTURE OF CENTRIFUGAL PIPES FOR HYDRAULIC CONDUCTIONS : en es
  • ES154214A1 - PROCEDURE AND APPARATUS FOR THE OBTAINING OF SULFUR TRIOXIDE : en es
  • ES154371A3 - PROCEDURE FOR THE MANUFACTURE OF ALKALINE, ALKALINE-EARTH AND OTHER FORMATS AND FORMIC ACID : en es
  • ES157610A1 - IMPROVEMENTS IN SUSTAINED BODIES OF CERAMIC MATERIAL FOR ELECTRIC DISCHARGE CONTAINERS : en es
  • ES157879A1 - IMPROVEMENTS IN AND MEANS OF BORING TUBES : en es
  • DK60655C - Procedure in the manufacture of filters for gas masks. : da en
  • US2312739A - Ultra-short wave amplifier : en
  • US2312921A - X-ray-proof glove : en
  • ES152538A1 - PROCEDURE FOR THE MANUFACTURE OF SULFUROUS ANHYDRIDE, ALUMINA AND USED WASTE : en es
  • ES153567A1 - A CENTRIFUGAL MILL : en es
  • ES153817A1 - PROCEDURE FOR THE OBTAINING OF HIGHLY SENSITIVE AND UNALTERABLE LAYERS TO THE BICROMATED GELATIN HEAT FOR REPRODUCTIONS : en es
  • ES154082A3 - IMPROVEMENTS IN THE CONSTRUCTION OF HEAVY OIL ENGINES, IN THEIR DEVICES FOR THE REGULATION AND ADMISSION OF FUEL : en es
  • ES154275A1 - FIRE EXTINGUISHING APPARATUS FOR FOAM AND LIQUID TO CHEMICAL REACTION : en es
  • ES157952A1 - SYSTEM FOR THE INNER COOLING OF INTERNAL COMBUSTION ENGINES, ESPECIALLY FOR AUTOMOTIVES : en es
  • ES158228A1 - AN ELECTRIC WIRING PUSH BUTTON : en es
  • ES159058A3 - A DEVICE TO HIGHLIGHT DETAILS IN TOTALLY OR PARTIALLY TRANSPARENT FLAT GRAPHICS : en es
  • US2312346A - Method of producing fast dyed patterned parchmentized fabrics : en
  • ES150913A1 - A PROCEDURE FOR MANUFACTURING DOMINO GAMES WITH A NEW CARD SYSTEM : en es
  • ES153341A1 - A PROCEDURE, WITH YOUR DEVICE, FOR THE MANUFACTURE OF ELECTRIC SHOCK CONTAINERS, PREFERABLY WITH METALLIC BULB : en es
  • ES157948A1 - PROCEDURE FOR THE PREPARATION OF CHEESE : en es
  • ES158565A1 - A PROCEDURE FOR THE ANCHORAGE OF ARAMENT WIRES WITH INITIAL TENSION IN THE ELABORATION OF ARMED CONCRETE : en es
  • ES159428A3 - PROCEDURE FOR THE PREPARATION OF P-HYDROXY-M-PHENYLARSENIC AND ITS SUBSTITUTE DERIVATIVES : en es
  • US2312426A - Vacuum cleaner : en
  • ES152084A1 - IMPROVEMENTS IN THE CONSTRUCTION AND ORGANIZATION OF GASOGENS, INTENDED TO BE APPLIED TO INTERNAL COMBUSTION ENGINES : en es
  • ES152738A1 - A PROCEDURE FOR THE COLD OBTAINING OF WOODEN CHEMICAL PASTE : en es
  • ES153085A1 - CHASSIS INCANDESCENT TUBIFORM FOR DISCHARGE VALVES : en es
  • ES153410A1 - PROCEDURE TO PERFORM REACTIONS : en es
  • ES154223A1 - ROLLER DEVICE PRESS FABRICS FOR SEWING : en es
  • ES156991A3 - IMPROVEMENTS IN EXTENDABLE REAMS : en es
  • ES157260A1 - MACHINE FOR THE MANUFACTURE OF FOOD PASTES : en es
  • ES158285A1 - AN UPHOLSTERY DEVICE FOR GUNS FOR FIREARMS : en es
  • DE732564C - Stand-up boilers for locomotives with mechanical grate loading : de en
  • ES152217A1 - EXTENSION METER DEVICE WITH TWO BLADES OR TEETH LIMITING THE DISTANCE TO MEASURE TO CALCULATE THE EXTENSION OF RECHARGED PARTS : en es
  • ES152941A1 - IMPROVEMENTS IN THE BRAKE PUMPS OF THE AUTOMATED BALANCES : en es
  • ES153068A1 - MANUFACTURE PROCEDURE OF SUBSTITUTE OF TAPIOCA : en es
  • ES153250A1 - AN ENGINE SYSTEM IN WHICH THE MOMENT IN WHICH THE ACCESSION OF THE CYLINDER COMPRESSION CHAMBER IS MORE REDUCED, IS PRODUCED WHEN THE CRANKSHAFT HAS PASSED A DEAD POINT AND COLLECTS IN THE FORM OF A LEVERAGE THE EFFORT THAT FOR IGNITION OF THE GASES IN THIS PRECISE INSTANT TRANSMITS THE ROD : en es
  • ES153375A1 - PROCEDURE FOR OBTAINING AN ADEQUATE SUBSTITUTE SUBSTANCE TO BE PROCESSED IN FOODS INSTEAD OF THE EGG YEM : en es
  • ES153575A1 - BICYCLE DRIVE DEVICE WITH AUXILIARY ENGINE ATTACHED TO THE REAR WHEEL : en es
  • ES153623A3 - IMPROVEMENTS IN THE MANUFACTURE OF CANDIES AND CHOCOLATES : en es
  • ES153636A3 - A MACHINE FOR SEWING PAPERS, FABRICS AND SIMILAR MATERIALS USING METALLIC STAPLES : en es
  • ES154700A1 - PROCEDURE FOR OBTAINING A SUBSTITUTE PRODUCT FROM GASOLINE : en es
  • ES158028A1 - A PROCEDURE TO MANUFACTURE LIGHT CONSTRUCTION AND INSULATION PLATES : en es
  • ES159148A1 - PROCEDURE AND DEVICE FOR THE FILTRATION AND DEPURATION OF GAS GASES : en es
  • US2312325A - Closure members : en
  • ES152169A1 - GASOGEN FOR CAR VEHICLES : en es
  • ES152289A1 - HIGH QUALITY THOMAS STEEL MANUFACTURING PROCEDURE : en es
  • ES152734A1 - A PROCEDURE FOR THE OBTAINING OF A PRODUCT INTENDED FOR THE RESTORATION OF ALL KINDS OF FURNITURE IN GENERAL AND VARNISHED WOOD OR METAL OBJECTS : en es
  • ES153221A1 - MIXER, WITH AUTOMATIC AIR REGULATION, FOR VEHICLES EQUIPPED WITH GASÓGENO : en es
  • ES153996A3 - REGULATION DEVICE FOR MOTOR POWER INSTALLATIONS WITH HYDRODYNAMIC TRANSMISSION MECHANISMS : en es
  • ES154184A1 - PROCEDURE TO DETERMINE THE LOCATION OR SITUATION THROUGH ROTATING RADIOBOYAS : en es
  • ES155506A1 - AUTOMATIC LIFELINE APPLIANCE USED IN AUTOMOBILES AND OTHER VEHICLES : en es
  • DE732431C - Mains connection charger for accumulator flashlights : de en
  • US2312681A - Art of cracking hydrocarbons : en
  • US2312798A - Speed compensating means for phonograph turntable drives : en
  • US2312841A - Protective armor : en
  • ES152329A1 - IMPROVEMENTS INTRODUCED IN COMPRESSED AIR PURIFIERS : en es
  • ES152355A1 - DEVICE TO REMOVE AND PLACE THE BATTERIES OF ACCUMULATORS ON ELECTRIC VEHICLES AGAIN ON YOUR SITE : en es
  • ES152662A1 - A PROCEDURE FOR THE MANUFACTURE OF STOCKINGS, WITH WHICH IT IS OBTAINED USING THE SAME KNOWN MEDIA, A GREATER INVISIBILITY AND RESISTANCE : en es
  • ES155642A1 - SILO DE CAMARAS PARA CEREALES, WITH AVERAGE REINFORCEMENT OF THE WALLS : en es
  • ES156978A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES159295A1 - A PROCEDURE TO OBTAIN OR REFINE ALUMINUM : en es
  • ES159569A3 - IMPROVEMENTS IN THE SPECIAL JOINT MECHANISM FOR PORTABLE LAMPS : en es
  • ES153332A2 - A CRASH SYSTEM IN WHICH THE ELEVATED ANTENNA VOLTAGE IS TAKEN FROM THE GUIDING ANTENNA SYSTEM : en es
  • ES153768A1 - A ELASTIC SUSPENSION OF MOTOR GROUPS AND ESPECIALLY OF DRIVE TRANSMISSION BOXES TO THE AXLES OF VEHICLES : en es
  • ES153968A3 - AN ELASTIC TRUNK AXLE SYSTEM, APPLICABLE TO SUSPENSION SPRING ARTICUALS : en es
  • ES154192A1 - PROCEDURE FOR OBTAINING COAL SUBSTITUTE AGGLOMERATES : en es
  • ES154332A1 - CENTRIFUGAL FORCE SPRAYER TO BURN LIQUID FUELS IN HOMES : en es
  • ES159304A1 - IMPROVEMENTS IN THE MANUFACTURE OF DRAWING COMPASSES : en es
  • ES151400A1 - IMPROVEMENTS IN REFRIGERATORS FOR WATER, OIL AND OTHER LIQUIDS : en es
  • ES151672A1 - ENGINE COOLING IMPROVEMENTS : en es
  • ES153331A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES154854A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES157471A1 - A NEW GASÓGENO : en es
  • ES157511A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158838A1 - IMPROVEMENTS INTRODUCED IN THE OVENS FOR BAKERIES AND PASTRIES : en es
  • DE732390C - Self-acting safety device for braking a motor vehicle : de en
  • ES152447A1 - A PROCEDURE FOR MANUFACTURING MARBLE IN COLD : en es
  • ES154008A1 - DEVICE PARTICULARLY USED FOR FISHING WITH LIGHT UNDER WATER : en es
  • ES155632A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • GB551664A - Improvements in or relating to gas-filled electric discharge tubes : en
  • ES153274A1 - A HIGH FREQUENCY AMPLIFIER ASSEMBLY : en es
  • ES153949A1 - A DEVICE FOR MECHANICAL MEASUREMENT AND SELECTION OF AMPOULAL BODIES PROVIDED WITH POINTS : en es
  • ES154029A1 - APPARATUS FOR MANUFACTURING SELTZ WATER AND CARBONIC BEVERAGES IN GENERAL : en es
  • ES154826A1 - IMPROVEMENTS IN ELECTRICAL METERS : en es
  • ES157378A1 - PROCEDURE TO IMPROVE THE PROPERTIES OF THE HYBRID MEDIA OF TRABAZÓN : en es
  • ES158544A1 - PROCEDURE FOR THE MANUFACTURE OF A NEW PRODUCT-CONVERTING REPLACEMENT OF LEATHER : en es
  • ES159371A1 - IMPROVEMENTS IN THE WHEELS OF ESMERILAR : en es
  • ES152421A2 - IMPROVEMENTS MADE IN THE SCOPE OF THE MAIN PATENT Ns 151161 : en es
  • ES157409A1 - A PROCEDURE FOR THE OBTAINING OF CERAMIC INSULATING MASSES : en es
  • ES159200A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF CONTAINERS, AFFECTING THE ELEMENTS OF SUBJECTION OR ANCHORING OF THE CLOSURE PLUGS : en es
  • ES159618A1 - IMPROVEMENTS INTRODUCED IN ELECTRIC OVENS FOR GLASS CASTING : en es
  • FR879669A - Method of relief decoration by etching layers of superimposed enamels and supports by means of sandblasting, acids, milling or the like : en fr
  • FR879741A - Direction-finding device : en fr
  • DE730830C - Device for evacuating cartridge cases from a gun stand : de en
  • ES150241A1 - STRUCTURE SYSTEM FOR CERAMIC MATERIAL AND ARMED CONCRETE NERVE : en es
  • ES153904A1 - MACHINE TO MANUFACTURE ALL TYPES OF VARIABLE SECTION PIPES AND ALL KINDS OF PROFILES : en es
  • ES154848A1 - IMPROVEMENTS INTRODUCED IN THE INSTALLATION OF AUTOMATIC BALANCE BRAKING PUMPS : en es
  • ES155280A1 - DEVICE FOR MIXING, MALAXING AND ADVANCING POWDERS, ESPECIALLY THERMOPLASTIC POWDERS AND THERMO-CURING POWDERS FOR THE PRODUCTION OF PROFILES : en es
  • ES157426A3 - PROCEDURE FOR THE SEWING OF BRUSH BRISTLES : en es
  • ES159577A1 - AN ELECTRO-REGULATOR DEVICE FOR GRADUATE DELAY : en es
  • GB551618A - Improvements in electric boiling and cooking apparatus : en
  • US2312429A - Igniting and operating circuit for electric discharge tubes : en
  • US2312851A - Snow and ice removing machine : en
  • AU483742A - Improvements in totally enclosed dynamo electric machines : en
  • ES154123A1 - PROCEDURE TO OBTAIN A METALLIC ALLOY OF LOW FUSION POINT : en es
  • ES154272A1 - WASHING AND BLANKING PROCEDURE : en es
  • ES157078A1 - A DEVICE TO PROTECT THE WHEEL TIRES : en es
  • GB551652A - Improvements in and relating to the purification of gases containing hydrogen sulphide : en
  • US2312473A - Adjustable airplane seat structure : en
  • FR879614A - Method and means of individual heating by hot air : en fr
  • FR879724A - Box made by folding : en fr
  • CA410847A - Aircraft ice formation preventing means : en fr
  • DE732620C - Process for the preparation of acrylic acid nitriles substituted by residues of heterocyclic nitrogen bases : de en
  • ES152210A1 - A PROCEDURE TO PRODUCE LIGHT MATERIALS FOR CONSTRUCTION, SUCH AS PLATES AND BOVEDILLAS OF DIFFERENT SIZES, MANUFACTURED WITH CEMENT AND VEGETABLE FIBERS, ESPECIALLY CHIP OF WOOD : en es
  • ES153089A1 - MOTORCYCLE WITH DEVICE TO ADJUST AND REJUST THE CLUTCH : en es
  • ES157857A1 - PROCEDURE FOR THE OBTAINING OF HILABLE FIBERS, STARTING FROM HARD GRAMMARS : en es
  • ES152246A1 - AN ELECTRIC OVEN FOR GLASS MANUFACTURE : en es
  • ES154013A1 - PROCEDURE FOR THE OBTAINING AND CONDITIONING OF VEGETABLE FIBERS : en es
  • ES158037A1 - HYDRAULIC-ELECTROMAGNETIC DRIVE SYSTEM FOR ELECTRICAL CURRENT INVERTERS : en es
  • ES159754A1 - NEW METAL COUPLING SYSTEM APPLICABLE TO ALL KINDS OF BEDS : en es
  • ES151980A1 - AN APPARATUS FOR THE FURING OF LEATHER, ESPECIALLY RABBIT AND HEM, FOR THE MANUFACTURE OF FELT HATS AND SIMILAR : en es
  • ES154432A1 - IMPROVEMENTS IN THE MANUFACTURE OF ELECTRIC SHEETS : en es
  • ES157850A1 - CURRENT LIMITER : en es
  • ES158720A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES159478A1 - CHARGING DEVICE FOR VOLTAIC RING OVENS : en es
  • DE732560C - Stapling device : de en
  • ES155084A1 - PROCEDURE FOR OBTAINING A CARBON-BASED FERTILIZER FOR USE IN AGRICULTURE : en es
  • ES159480A1 - PROCEDURE FOR THE MANUFACTURE OF MOLDED CERAMIC OBJECTS : en es
  • ES153031A1 - AN ELECTRICALLY HEATED APPLIANCE, ESPECIALLY DESTINED FOR ROASTING, COOKING, TOASTING AND STEWING : en es
  • ES154626A3 - HYDRAULIC PRESSURE MACHINE FOR THE MANUFACTURE OF FOOD PASTA AND OTHER SIMILAR PRODUCTS : en es
  • ES155562A3 - SCHOOL BOARDS MANUFACTURING PROCEDURE : en es
  • ES155665A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157275A1 - A SWING AND PENDULAR AXLE FOR AUTOMOBILES : en es
  • ES151949A3 - A PROCEDURE FOR THE CONSTRUCTION OF ENDLESS MOVEMENT TRANSMITTER ORGANS : en es
  • ES152247A1 - A GRADUATE AMPLITUDE DEVANADERA MECHANISM : en es
  • ES152966A1 - HEAD OF TUBE FOR REHEATING OF SMOKE PIPES : en es
  • ES153643A2 - RUBBER STRIP DEVICE FOR ELECTRICAL MACHINERY SUSPENSIONS : en es
  • ES154829A1 - PROCEDURE FOR OBTAINING STEREOSCOPIC PHOTOGRAPHS, WHERE THE RELIEF IS VISIBLE, WITHOUT SPECIAL APPARATUS, AND BY SEVERAL PERSONS AT THE SAME TIME : en es
  • ES158125A1 - A CINEMATOGRAPHIC PROJECTION DEVICE : en es
  • ES158254A1 - IMPROVEMENTS IN THE PROCEDURES FOR THE PRODUCTION OF OILS : en es
  • ES158513A1 - A PERFECTED CARBURETOR FOR GAS, WITH ADJUSTABLE AIR INTAKE : en es
  • ES153121A1 - PROCEDURES FOR THE MANUFACTURE OF SEATS AND TOPS FOR TOILETS : en es
  • ES153586A1 - A WOOD GASOGEN DEPOSER : en es
  • ES153687A1 - A NEW FLOOR SYSTEM DENOMINATED "SANSÓN" : en es
  • ES154454A1 - IMPROVEMENTS IN THE MANUFACTURE OF FIXERS FOR HAIR : en es
  • ES158014A1 - IMPROVEMENTS IN BRAKES FOR VEHICLES : en es
  • ES151863A1 - A PROCEDURE FOR THE STABILIZATION TO THE LIGHT AND TO THE HEAT OF THE SYNTHETIC RESINS OF POLYMERIZATION AND IN PARTICULAR OF THE VINYLIC RESINS : en es
  • ES155129A1 - IMPROVEMENTS IN TAPAS OR CLOSURES OF BOTTLES AND SIMILAR CONTAINERS : en es
  • ES155661A3 - IMPROVEMENTS IN HEAVY OIL OR OTHER FUEL ENGINES : en es
  • ES151387A1 - A PROCEDURE FOR THE MANUFACTURE OF MOLDED POROUS BODIES : en es
  • ES151467A1 - A PROCEDURE FOR MANUFACTURING METAL FIBERS : en es
  • ES152188A2 - IMPROVEMENTS IN THE MAIN PATENT Ns 151411 : en es
  • ES152277A3 - PROCEDURE FOR THE MANUFACTURE OF CELLULOID IN SHEETS, TUBES OR BARS, STARTING FROM CELLULOID WASTE : en es
  • ES153890A3 - A PROCEDURE FOR THE REFUNDING AND REFINING OF LIGHT METAL WASTE : en es
  • ES154431A1 - SECURITY FILTER APPARATUS FOR THE INSTALLATIONS OF GASOGENS IN THE ENGINES : en es
  • ES158668A3 - AN ELECTRIC OVEN FOR MELTING METALS AND ALLOYS : en es
  • ES159528A1 - A GASOGEN FOR WOOD AND OTHER RICH COMBUSTIBLES IN VOLATILE MATERIALS : en es
  • ES151864A2 - A PROCEDURE TO PRODUCE THE POWER TO REPEL WATER AND REDUCE THAT OF RETAINING IT IN CELLULOSE HYDRATE PRODUCTS, ESPECIALLY ARTIFICIAL SILK AND CELLULOSE WOOL : en es
  • ES153398A1 - REGULATION OF THE BLEEDING AND CHARGE IN THE INJECTION AND TWO-STROKE COMBUSTION ENGINES : en es
  • ES153775A1 - 1-EFEDRINE MANUFACTURING PROCEDURE : en es
  • ES155100A1 - FORCE TRANSMISSION DEVICE WITH A HYDRODYNAMIC TRANSFORMER AND A MECHANICAL GEARBOX : en es
  • ES157070A1 - DRIVING DEVICE FOR A HYDRAULIC CURRENT CLUTCH DEVICE, ESPECIALLY USED IN AUTOMOTIVES, WITH A UNLOCKABLE PART OF THE HYDRAULIC CIRCLE : en es
  • ES157112A1 - IMPROVEMENTS AND IMPROVEMENTS INTRODUCED IN A NEW POOR GAS GENERATOR WITH VEGETABLE CARBON, FOR MOTOR VEHICLES : en es
  • ES158013A1 - PROCEDURE FOR OBTAINING AN INSECTICIDE AND ANTICRIPTOGAMIC PRODUCT : en es
  • ES158602A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF GASÓGENOS : en es
  • ES151483A3 - IMPROVEMENTS IN THE TREATMENT OF HYDROCARBONS : en es
  • ES151892A1 - AN APPARATUS BRACELET OF STEEL OR WOOL FOR THE CLEANING OF FIREARMS : en es
  • ES152267A1 - A PROPELLER, ESPECIALLY FOR AIRCRAFT, WITH ROTATING BLADES DISPLACABLE BY PRESSURE LIQUID : en es
  • ES153987A1 - A PERFECTION FOR THE PRINTING METHOD ON GLASS OR GLASS THROUGH LITHOGRAPHY : en es
  • ES154181A1 - AUTOMATIC DEVICE OF FOOD AND CONTINUOUS FUNCTIONING OF DISCS, APPLICABLE TO GRAMMALS AND SIMILAR APPARATUS : en es
  • ES154205A1 - PROCEDURE FOR THE OBTAINING OF A CONDENSATION PRODUCT : en es
  • ES155336A1 - IMPROVEMENTS IN THE AUTOMATIC MARKING DEVICES : en es
  • ES156908A3 - IMPROVEMENTS IN THE MANUFACTURE OF GASOGEN FOR AUTOMOBILES, TRUCKS AND EXPLOSION ENGINES IN GENERAL : en es
  • ES159621A1 - A PROCEDURE FOR THE OBTAINING OF A FLOATING AGENT, ESPECIALLY FOR THE PREPARATION OF FLOTATION OF OXIDIC MINERALS, FOR EXAMPLE, FLUORIDE SPAT : en es
  • ES144267A1 - Improvements in the construction of rotary pumps. : en es
  • ES151368A1 - IMPROVEMENTS IN OR RELATED TO ELECTRONIC DISCHARGE APPARATUS : en es
  • ES151568A1 - A PROCEDURE WITH THE CORRESPONDING INSTALLATION TO OBTAIN A WELDING ROD, ESPECIALLY AN ELECTRODE FOR WELDING THE ARC FLASH : en es
  • ES152286A2 - A PROPELLER, ESPECIALLY FOR AIRCRAFT, WITH ROTATING BLADES MOVABLE BY LIQUID UNDER PRESSURE : en es
  • ES154330A1 - PROCEDURE FOR MANUFACTURE OF THREADS AND FILMS OF REGENERATED CELLULOSE : en es
  • ES157236A1 - A STARTING DEVICE FOR CONVEYOR CABLE INSTALLATIONS : en es
  • ES158782A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES150207A1 - A PROCEDURE TO OBTAIN GALVANES, ESPECIALLY FLAT AND OFFSET : en es
  • ES151704A1 - MECHANISM OF THE OPERATION OF A STEERING MANIPULATOR FOR INSTALLATIONS OF AUTOMATIC GOVERNMENT OF VEHICLES, ESPECIALLY AIR VEHICLES : en es
  • ES152709A1 - PROCEDURE FOR OBTAINING QUATERNARY COMPOUNDS : en es
  • ES152956A1 - ELECTROMECHANICAL EQUIPMENT, INDUCTOR TESTER : en es
  • ES157570A1 - HEATING MOVABLE DEVICE WITH HOT WATER RADIATOR CIRCULATING : en es
  • ES157674A1 - PROCEDURE FOR OBTAINING WATER EMULSIONS WITH OIL : en es
  • ES158710A1 - PROCEDURE WITH THE CORRESPONDING DEVICE FOR THE CONTINUOUS EXAMINATION OF THE HARDNESS OF STEEL BODIES OF EQUAL DIMENSIONS : en es
  • ES158869A1 - TISSUE FINISHING PROCEDURE OF ALL KINDS, INCLUDING METALLIC AND MAINLY INDICATED TO REVALITE THE LOWEST QUALITY ITEMS : en es
  • ES159271A2 - PROCEDURE FOR HOT STRETCHING OF METALS : en es
  • DE732539C - Wind direction indicator : de en
  • ES151638A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT Ns 145384 : en es
  • ES152756A1 - A RADIO TRANSMITTERING DISPOSAL UNDERSTANDING A MAIN ANTENNA : en es
  • ES153661A3 - AN ELECTRIC CURRENT GENERATING APPARATUS FOR BICYCLE LIGHTING HEADLIGHTS : en es
  • ES154753A3 - CHEMICAL MECHANICAL PROCEDURE FOR THE USE OF USED CINEMATOGRAPHIC FILMS : en es
  • ES155101A1 - PROCEDURE FOR CONSERVATION OF GRAPES OF GRAPES APRA THE PERMANENT UTILIZATION OF THE SAME : en es
  • ES155209A1 - ELECTRIC SHOCK TUBE LUMINESCENT OF VERY WEAK LUMINOUS INTENSITY : en es
  • ES155500A3 - PROCEDURE FOR OBTAINING AN ARTIFICIAL RESIN : en es
  • ES157388A1 - A MECHANICAL DEVICE FOR CARRYING OUT THE AUTOMATIC EJECTION OF OBJECTS : en es
  • ES5215Y - Improvements in gas masks, made of rubber. : en es
  • FR879608A - Amplifier gain measurement : en fr
  • ES152664A1 - AN ELEMENT OF AMORTIGUATION AND PROTECTION OF LOAD SHOCKS LAUNCHED WITH PARACAIDS : en es
  • ES152750A1 - CORD PRESS TO PRODUCE ANALOGUE TUBES AND PROFILES TO TUBULARS WITH LIGHT METAL ALLOYS : en es
  • ES153697A1 - PROCEDURE FOR THE MANUFACTURE OF WATER-RESISTANT FIBER SHEETS : en es
  • ES155635A1 - PROCEDURE FOR THE MANUFACTURE OF BANDAGES OR SOLID CORKS FOR VEHICLES : en es
  • ES158533A1 - A PROCEDURE, WITH THE CORRESPONDING APPARATUS, THAT ALLOWS TO PRODUCE A CONSTANT WEIGHT STREAM OF GRANULOSE OR OTHER MATERIALS FOR DOSAGE, FEEDING, WEIGHING OR A SIMILAR CONTROL OF THE SAME : en es
  • ES159697A1 - NEW STEERING SYSTEM WITH DOUBLE TUBE ON BICYCLE FRAMES, TANDEMS OR SIMILAR : en es
  • AU401641A - Improvements in engines that run alternatively with producer gas or gas from benzine orthe like : en
  • ES151845A3 - A PROCEDURE FOR THE MANUFACTURING OF CONSTRUCTION ELEMENTS OF EARTH COOKED FOR THE FORMATION OF FLOORS, VAULTS AND ROOFS : en es
  • ES154247A1 - IMPROVEMENTS IN WAVE CHANGE SWITCHES FOR RADIOPHONIC APPLIANCES : en es
  • ES159042A1 - PROCEDURE FOR THE OBTAINING OF SLIDES ON THE OWN PHOTOGRAPHIC REPRODUCTION OF THE IMAGE, APPLICABLE PREFERABLY TO PERSONAL CARDS, CARDS AND OTHER IDENTITY DOCUMENTS : en es
  • ES159057A1 - IMPROVEMENTS INTRODUCED IN THE SPECIAL ALLOY METAL ROWS FOR THE HOT STRETCHING OF VERY THIN GLASS THREADS : en es
  • US2312313A - Evaporator : en
  • GB551688A - Improvements in or relating to optical apparatus for measuring, gauging, and the like : en
  • DE732291C - Robbery device for hiking piers : de en
  • DE732592C - Reel for strips or tapes, especially for film tapes : de en
  • AU116604B2 - An improved process of and apparatus forthe production of bonded asbestos fibre articles : en
  • ES152049A1 - A TOY GASOGEN DEVICE : en es
  • ES152794A1 - SIPHON MOBILE DAM : en es
  • ES156982A1 - NEW VENTILADOR-ASPIRADOR FOR GASÓGENOS AND OTHER INDUSTRIAL APPLICATIONS : en es
  • ES157844A1 - IMPROVEMENTS IN THE LIQUID RING GAS GENERATORS : en es
  • ES158536A1 - A PROCEDURE FOR THE DEFINITION OF THE LINEN, REMAINING SUITABLE FOR HIS THREAD : en es
  • ES152069A1 - NEW SYSTEM FOR OBTAINING PROJECTED PHOTOGRAPHS : en es
  • ES154115A1 - ELECTRIC SHOCK TUBE OF DEFLEXION CONTROL : en es
  • ES155135A1 - SPIRAL CATALY HEATED DIRECTLY, ESPECIALLY FOR CATHODE RAY VALVES : en es
  • ES157091A3 - SYSTEM FOR WASHING, SATURATION AND CONTROL OF GASES, ESPECIALLY OXYGEN, FOR THERAPEUTIC APPLICATION : en es
  • ES157219A1 - IMPROVEMENTS IN THE PROCEDURE TO MANUFACTURE TUBULAR, ELASTIC, AND SEAMLESS GIRTHS : en es
  • ES157291A1 - IMPROVEMENTS IN THE MANUFACTURE OF FEATHERS TO WRITE : en es
  • ES157694A1 - IMPROVEMENTS IN COMPRESSORS FOR FLUIDS : en es
  • FR879734A - Diaphragm device for television : en fr
  • ES150396A1 - A NEW PROCEDURE FOR THE INTEGRAL USE OF SPARTO AND STRAW FOR THE MANUFACTURE OF PAPER AND CARDBOARD : en es
  • ES151654A1 - HORIZONTAL COKE OVEN WITH VERTICAL COAL AND INDIVIDUAL REGENERATOR SHEDS : en es
  • ES151719A1 - GIROSCOPIC APPARATUS : en es
  • ES153147A1 - A HOME SYSTEM, PREFERABLY INTENDED TO CONSUME MANUFACTURED CARBON AND ORUJO AND FRUIT SHELLS : en es
  • ES153297A1 - IMPROVEMENTS IN ELECTRICAL SHOCK LAMPS : en es
  • ES153651A1 - INSTALLATION FOR THE HANDLING OF SARDINES OR OTHER FISH IN THE CONSERVATION FACTORIES : en es
  • ES154809A1 - DEVICE FOR THE ASSEMBLY OF LOAD DOORS IN THE BOILERS : en es
  • ES158794A1 - GENERATOR OF MECHANICAL IMPULSIONS : en es
  • DE732536C - Device for increasing the effectiveness of aircraft rudders with a blow-out device : de en
  • ES153078A3 - WOODEN GAS PURIFIER CONSTITUTED BY A TANK CONTAINING WATER AND A TUBULAR REFRIGERANT IN THE GAS PIPE SPALMED TO THIS : en es
  • ES153202A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF FOUNDATIONS FOR AERIAL DRIVER POSTS : en es
  • ES158184A1 - A FREQUENCY MODULATING CONNECTION FOR CONSTANT VALUE OF THIS : en es
  • ES159068A1 - SOME IMPROVEMENTS IN THE GENERAL BENDING OF METAL PIECES OF SCALED PROFILE, PARTICULARLY THAT OF THE SPECIALS FOR THE MANUFACTURE OF CLOSURES FOR BAGS : en es
  • GB551668A - Improvements in or relating to the treatment of steel wool for the prevention of rust or corrosion : en
  • ES151651A1 - PROTECTIVE DEVICE AGAINST THE FORMATION OF ARCS OR SPARKS IN HIGH VOLTAGE INSULATORS, ESPECIALLY LONG RODS INSULATORS, CHAIN ISOLATORS, STEP DRIVERS, AUTOMATIC SWITCHES AND SIMILAR CIRCUIT BREAKERS : en es
  • ES154759A1 - IMPROVEMENTS IN THE CONSTRUCTION OF FRIGORIFIED CONSERVATIVES : en es
  • ES155062A1 - OZONE GENERATOR : en es
  • ES155578A1 - PROVISION TO SUSTAIN THE HIGH FREQUENCY IRON NUCLEARS IN COIL BODIES : en es
  • ES157174A1 - SMALL AUTOMATIC SWITCH WITH BIPOLAR INTERRUPTION : en es
  • ES157788A1 - AN ELECTRICAL APPLIANCE TO IGNITE EASILY FLAMMABLE PRODUCTS : en es
  • ES158132A1 - A PROCEDURE FOR OBTAINING A HYDRAULIC AGGLOMERATED MATERIAL AND ITS USE IN THE MANUFACTURE OF LIGHT PIECES DESIGNED TO BUILD WITH THEM ALL KINDS OF ELEMENTS TO BE EMPLOYED IN THE DIFFERENT OFFICES THAT COVER THE ART OF CONSTRUCTION, BOTH IN ELEMENTS OF RESISTANT NATURE AND IN THOSE OTHERS OF DISTRIBUTION, CONDITIONING AND INSTALLATION : en es
  • ES158915A1 - IMPROVEMENTS INTRODUCED IN THE TRANSMISSION OF THE MOVEMENT OF THE DIFFERENTIAL TO THE COILS OF THE MECHERA TO SPECIALLY MAKE COTTON AND ARTIFICIAL FIBERS : en es
  • ES159319A1 - PROCEDURE FOR MANUFACTURING FLEXIBLE SHAFTS : en es
  • DE732374C - Two-stroke internal combustion engine : de en
  • DE732472C - Process for the production of non-hygroscopic, non-explosive fertilizers from ammonium nitrate : de en
  • ES152167A1 - AN ACETYLENE GAS GENERATOR APPARATUS : en es
  • ES152896A1 - IMPROVEMENTS INTRODUCED TO ENGINES WITH COMPRESSORS, ESPECIALLY FOR APPARATUS WITH AERIAL NAVIGATION : en es
  • ES152986A1 - IMPROVEMENTS IN OR RELATING TO SPRING AND SIMILAR MATTRESSES : en es
  • ES155589A1 - CARBUARDOR FOR EXPLOSION ENGINES : en es
  • ES158169A1 - A PROCESS FOR THE MANUFACTURE OF AMMONIA SULFATE BY PLASTER : en es
  • ES154203A1 - CHASSIS BALLESTA APRA SUSPENSION OF CHAIRS CARS FOR CHILDREN : en es
  • ES158182A1 - A DOUBLE VALVE OF MANEUVER FOR STEERING BRAKES : en es
  • ES151354A1 - PROCEDURE FOR THE MANUFACTURE OF MOLDABLE SYNTHETIC PRODUCTS : en es
  • ES159267A2 - A PROCEDURE FOR ELABORATING SALT SLUM RESULTING FROM THE MELTING OF ALUMINUM WASTE AND ALLOYS OF THE SAME : en es
  • US2312947A - Wrench : en
  • ES157220A1 - A MECHANISM FOR THE AUTOMATIC INTRODUCTION OF ADDITIONAL ELASTIC THREAD IN THE CIRCULAR TRICOSES : en es
  • ES158317A1 - IMPROVEMENTS IN THE MANUFACTURE OF BÁNOVAS OR COLCHAS : en es
  • DE732578C - Process for the production of composite cast plain bearings : de en
  • ES151116A1 - INSTALLATION OF GASOGEN TO SOLID FUELS IN GENERAL AND IN PARTICULAR FOR AUTOMOBILE VEHICLES : en es
  • ES151520A1 - A GONIOMETRIC ARRANGEMENT PROVISION : en es
  • ES152805A1 - A DOUBLE-EFFECT VALVE SYSTEM FOR HAMMER PNEUMATICS : en es
  • ES152827A1 - PROCEDURE TO ELIMINATE THE INK OR BLACK PRINT ON PRINTED PAPERS : en es
  • ES153178A1 - A PROVISION ON AUTOCOCTION ELECTRODES : en es
  • ES155698A1 - IMPROVEMENTS INTRODUCED TO THE NEEDLE MANEUVER CABINS, SUPPLIED WITH ITINERARY LEVERS WITHOUT ELECTROMECHANICAL LOCKING OF THE CONTROL STATION BODIES : en es
  • US2312863A - Polymerization products : en
  • US2312875A - Color photography : en
  • US2312401A - Dyestuffs of the anthraquinone series : en
  • ES151689A3 - A PROCEDURE FOR THE VALORIZATION OF FEED FOR POULTRY AND LIVESTOCK : en es
  • ES151869A3 - IMPROVEMENTS IN PRESSES : en es
  • ES152197A1 - A NEW WATER HEATER SYSTEM FOR WATER : en es
  • ES153074A3 - IMPROVEMENTS INTRODUCED IN THE CYCLONES USED IN THE PURIFICATION OF GASES FROM GASOGENS : en es
  • ES153942A1 - IMPROVEMENTS IN ELECTRICAL DISCHARGE LAMPS : en es
  • ES157008A1 - A PERFECTION IN THE SHOWERS FOR INTIMATE CLEANING : en es
  • ES157518A3 - IMPROVEMENTS IN ELECTRICALLY OR MECHANICALLY DRIVEN DRY SHAVERS : en es
  • ES152035A1 - SOME PERFECTIONS IN THE MANUFACTURE OF PADLOCKS : en es
  • ES153620A1 - A MECHANISM TO TRANSVERSELY CUT PRISMS IN THE MAKING MACHINES BRICKS : en es
  • ES155662A1 - PROCEDURE FOR OBTAINING SPARC CAPUCHES : en es
  • US2312985A - Hook : en
  • ES152131A1 - A HYDRAULIC ENGINE : en es
  • ES154142A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF CEMENT OR SIMILAR FLOW BOXES : en es
  • ES154387A1 - GASOGENO FEEDED WITH VEGETABLE CARBON : en es
  • ES154832A1 - APPARATUS TO FIX THE TOOL ON THE LATHE : en es
  • ES157095A1 - IMPROVEMENTS IN THE ASSEMBLY OF AUTOMATED AND SIMILAR BALANCES : en es
  • FR879727A - Pressure regulator for internal combustion engines : en fr
  • ES152550A3 - A DEVICE CONSISTENT OF A VARIABLE CONSDENSER FOR RADIOTELEPHONY : en es
  • ES153299A1 - HYDRAULIC REGULATION DEVICE FOR THE MOMENT OF INJECTION FOR FUEL INJECTION PUMPS OF INTERNAL COMBUSTION ENGINES : en es
  • ES154861A1 - SOUND REPRODUCTION PROCEDURE : en es
  • ES157064A1 - A FUEL ECONOMISER : en es
  • ES157162A1 - A NEW BICYCLE METER SYSTEM FOR BICYCLES : en es
  • ES157286A1 - AN ELECTRICAL MECHANICAL OPTICAL PROCEDURE FOR TEACHING AIRCRAFT WITH NO EXTERIOR VISIBILITY, WITHOUT MOVING INTO THE AIR : en es
  • ES157523A1 - NEW PROCEDURE WITH YOUR CORRESPONDING APPARATUS TO FLOAT STRAWBERRIES OR OTHER TOOLS COUPLABLE DIRECTLY TO ANY LATHE : en es
  • ES157951A1 - A PROCEDURE FOR THE FLOTATION OF SUBMERGED VESSELS : en es
  • GB551550A - Improvements in or relating to sizing broach : en
  • ES152831A1 - BIMETALLIC THERMAL SHOOTING MECHANISM WITH INDEPENDENT ELECTRICAL HEATING : en es
  • ES154808A1 - DOOR OF CHARGE FOR BOILERS : en es
  • ES159513A1 - PERFECT GASOGEN : en es
  • ES151673A1 - A WHEEL FRAME FOR AIRPLANES : en es
  • ES151964A1 - A PROCEDURE FOR MANUFACTURING SINGLE-PIECE OR MONOLITHIC PIPES FOR WATER CONDUCTIONS : en es
  • ES152363A3 - A HIGH FREQUENCY TELEPHONY PROCEDURE : en es
  • ES152722A1 - TUBULAR ELEMENTS COUPLED THROUGH JOINTS THAT ALLOW THEIR MUTUAL ORIENTATION : en es
  • ES155607A3 - IMPROVEMENTS MADE IN THE PREPARATION OF BACTERIOLOGICAL MEDIA : en es
  • ES157647A1 - PROCEDURE FOR THE TREATMENT OF NITROCELLULOSE VARNISHES : en es
  • ES158165A1 - PROCEDURE FOR THE MANUFACTURE OF FIBROCEMENT STRUCTURED PLATES : en es
  • ES151760A1 - A PROCEDURE FOR THE MANUFACTURE OF LOCKS OF LOCK OR PICAPORTE : en es
  • ES152573A1 - AN AUTOMATIC WEIGHING APPARATUS FOR MATERIALS OF ALL KINDS OF GRANULAR SHAPE APPLICABLE ESPECIALLY TO THRESHING MACHINES, TRIMMERS AND DEHELLERS AND SIMILAR MACHINES FOR THE PROCESSING OF SEEDS : en es
  • ES155276A1 - PROCEDURE FOR OBTAINING SULPHONIC ACIDS WITH GROUPS OF HIGH MOLECULAR WEIGHT : en es
  • ES155648A1 - CONTROL DEVICE FOR PHASE SWITCHES : en es
  • ES158696A1 - IMPROVEMENTS IN THE MANUFACTURE OF SCREENS FOR LIGHTING APPLIANCES, : en es
  • ES159238A1 - ORGAN CLOSING OR LINK FOR ZIPPER CLOSURES : en es
  • US2312487A - Well control head : en
  • US2312638A - Theater seat hinge : en
  • DE732385C - Aircraft slingshot : de en
  • ES152849A1 - INSTALLATION OF GASOGEN FOR AUTOMOTIVE VEHICLES : en es
  • ES155210A1 - DEPURATOR APPARATUS, ESPECIALLY FOR GASOGEN GAS : en es
  • ES157242A1 - IMPROVEMENTS IN GASOGENS : en es
  • ES157997A1 - A PROCEDURE FOR THE MANUFACTURE OF PRESSED PLATES, USED IN MECHANICS AND ELECTROTECHNIC : en es
  • ES152416A1 - MACHINE FOR MACHINING AND MAKING MECHANICALLY, THROUGH A CONTINUOUS CUT, OBTAINED BY INTERMEDIATE OF A CHAIN FOR TRANSFORMED TRANSMISSIONS IN ENDLESS JOINT SAWS : en es
  • ES153043A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TUBULAR HOLLOW CUTTING TOOLS, OF ANY WAY AND SIZE, USED FOR THE CUTTING OF LABELS AND SIMILAR PRINTES : en es
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  • ES157814A1 - PROCEDURE FOR THE MANUFACTURE OF VARNISHES BASED ON RESIN EXTRACTED FROM THE SKIN OF THE TOMATOES : en es
  • ES158718A1 - NEW PEDALIER SYSTEM FOR BICYCLES WITHOUT NEUTRAL : en es
  • CA410907A - Synthesis apparatus for hydrocarbons, alcohol and formaldehyde : en fr
  • ES147495A1 - Automatic liquid unloader and without moving parts. : en es
  • ES151374A1 - A NEW PROCEDURE FOR OBTAINING COMBUSTIBLE LIQUID HYDROCARBONS BY POLYMERIZATION OF GASEOUS HYDROCARCOONS CALLED SATURATED, UNSATURATED, ISOCYCLIC, HETEROCYCLIC AND ALL THEIR DERIVATIVES : en es
  • ES152405A1 - A TUNING DEVICE FOR AUTOMATIC BALANCES : en es
  • ES153396A1 - A PROVISION TO REGISTER OR DRAW CURVES OF GREAT BAND ACNHO RESONANCE : en es
  • ES153482A1 - A TELEGRAPH INSTALLATION : en es
  • ES153496A1 - DEALER FOR THE PRESSURE MEDIA IN CHANGE CONTROL DEVICE, ESPECIALLY FOR VEHICLES AUTOMOVILES : en es
  • ES154222A1 - IMPROVEMENTS IN LSO MULTICOPISTS : en es
  • ES154335A1 - PROCEDURE FOR OBTAINING DEODORIZED ALGARROBA FLOUR : en es
  • ES154490A1 - INDUSTRIAL CHEMICAL PROCEDURE APRA THE MANUFACTURE OF ORTHODOFOSFATOS TRIALCALINOS SODICOPOTASICOS : en es
  • ES157760A1 - A DUMPED WHEEL PUMP : en es
  • ES157911A1 - IMPROVEMENTS IN THE CONSTRUCTION OF THE FRAME OF THE CONTROLS OF THE RADIOTELEPHONY RECEIVING APPLIANCES : en es
  • ES158645A1 - A PROCEDURE TO OBTAIN GASOGEN GAS FROM LITTLE BRIQUETTES OR SIMILAR FUELS VERY BITUMINOUS, RICH IN ASHES AND EASY TO PROPOSAL TO THE FORMATION OF SCORIAS, AND GASOGEN FOR ITS REALIZATION : en es
  • ES151514A1 - A PROCEDURE FOR THE MANUFACTURE OF WOODEN FLOORS, FIBERS AND OTHER ARTICULATED MATERIALS FOR THE SHOES : en es
  • ES153138A1 - A PROVISION TO ACTIVATE INTERNAL COMBUSTION ENGINES WITH OVERLOAD : en es
  • ES155034A1 - IMPROVEMENTS INTRODUCED IN THE COUNTRY SPHERES : en es
  • ES158351A1 - PROCEDURE FOR THE OBTAINING OF A GICERINE SUBSTITUTE : en es
  • US2312463A - Pocket flashlight : en
  • US2312854A - Light-sensitive element : en
  • FR879639A - Improvements to amplifying cathode-ray lamps : en fr
  • ES153380A1 - A PROVISION TO MANIPULATE RADIOBALISES WITH A PROOF DEVICE THEREOF : en es
  • ES154647A1 - IMPROVEMENTS IN THE LUBRICATION SYSTEM OF AMASAR PAN AND FARINACEOUS FOOD MACHINES IN GENERAL : en es
  • ES155428A3 - PROCEDURE AND DEVICE FOR CARVING AND POLISHING OPTICAL GLASSES WITH AUTOMATIC FEEDING OF EDGING AND POLISHING MATERIALS : en es
  • ES155494A1 - PROCEDURE FOR OBTAINING PIBRAS AND ARTIFICIAL THREADS : en es
  • ES151716A1 - IMPROVEMENTS IN ARTILLERY MATERIALS : en es
  • ES151944A1 - AUTOMATIC CIRCUIT BREAKER FOR ELECTRIC MOTORS : en es
  • ES152945A3 - IMPROVEMENTS IN THE MANUFACTURE OF PREPARING PRODUCTS FOR THE TEXTILE INDUSTRY : en es
  • ES153356A1 - IMPROVEMENTS IN THE MANUFACTURE OF FRAMES FOR MIRRORS AND SIMILAR : en es
  • ES154333A1 - PROCEDURE FOR MANUFACTURING FOOTWEARS WITH MOLDED RUBBER SOLE, A HERMETIC SEAL : en es
  • ES154999A1 - PROCEDURE OF DISTILLATION AT LOW TEMPERATURE OF BITUMINOUS SKINS BY DISPERSION : en es
  • ES155666A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES158363A1 - NEW SYSTEM FOR THE USE OF NATURAL FORCES : en es
  • ES158772A1 - PROCEDURE FOR DEACIDIFICATION OF VEGETABLE OILS, ESPECIALLY FOR MEDIUM AND HIGH ACIDITY OILS TO PRODUCE REFINED OILS : en es
  • ES149925A1 - PROCEDURE FOR ABBREVING THE INITIAL TIME OF OSCILATION OF VIBRATORY ELEMENTS MANEUVED ELECTRICALLY AT RHYTHM WITH SOUND INTENSITY : en es
  • ES151739A1 - A PROCEDURE FOR THE FAT EXTRACTION OF THE PRINCIPLES CONTAINED IN VEGETABLE AND ANIMAL MATERIALS : en es
  • ES152068A3 - PROCEDURE TO MAKE THE WOOD INALTERABLE : en es
  • ES152502A1 - APPARATUS FOR MAKING DRY WASHING OF KAOLIN : en es
  • ES152568A2 - IMPROVEMENTS IN FLEXIBLE HOSE UNIONS : en es
  • ES153104A1 - THERMOCHEMICAL PROCEDURE FOR THE REGENERATION OF VULCANIZED RUBBER : en es
  • ES153616A1 - A SHOCK ABSORBER FOR BIKES, MOTORCYCLES AND ANALOGUE APPLICATIONS : en es
  • ES154496A1 - PROCEDURE FOR THE MANUFACTURE OF A NEW CONLOMMERATE FOR THE FORMATION OF BUILDING AND CONSTRUCTION ELEMENTS IN GENERAL : en es
  • ES157294A1 - A DOSING AND MIXING DEVICE FOR THE OBTAINING OF CHLORINE WATER : en es
  • ES157763A1 - A PROCEDURE FOR THE OBTAINING OF ACETILSUFANÍLICO ACID CHLORIDE : en es
  • ES146373A1 - Procedure for the production of solid dyes. : en es
  • ES153479A1 - A PROVISION TO RECEIVE COMMUNICATIONS THAT ARE TRANSMITTED BY HIGH FREQUENCY BEAMING WAVES BY LINE NETWORKS (RADIO-WIRELESS SYSTEM) : en es
  • ES153824A1 - PROCEDURE FOR THE MANUFACTURE OF CARBON-BASED RESISTORS : en es
  • ES155254A1 - PHYSICAL-CHEMICAL PROCEDURE FOR THE STERILIZATION AND PRESERVATION OF FOOD PRODUCTS IN CONTAINERS OR ANALOGUE, HERMETICALLY CLOSED : en es
  • ES158367A1 - DEVICE FOR THE ASSEMBLY AND OPERATION OF THE DISTRIBUTOR OR DISRUPTORS OF THE ELECTRICAL SYSTEM FOR THE TRANSFORMATION OF DIESEL ENGINES AND OTHER INTERNAL COMBUSTION IN EXPLOSION ENGINES : en es
  • ES158647A2 - IMPROVEMENTS IN DEVICES TO HYDRAULICALLY VARY THE PITCH OF THE PROPELLER BLADES, ESPECIALLY OF AERIAL PROPELLERS : en es
  • ES154103A1 - IMPROVED IMPROVEMENTS IN GAS MIXERS FOR EXPLOSION ENGINES : en es
  • ES154668A1 - CARBON MANUFACTURING PROCEDURE FOR TELEPHONE MICROPHONIC APPARATUS : en es
  • ES155046A3 - PERFECTED DRILLING MACHINE : en es
  • ES155340A1 - PROCEDURE FOR OBTAINING SEMICOK IN THE FORM OF BREADS OR AGGLOMERATED, STARTING FROM COMBUSTIBLES FOSILES OF RECENT TRAINING : en es
  • ES155699A1 - IMPROVEMENTS IMPROVED IN THE TAPESTS OR CONVEYORING RIBBONS OF ARTICULATED PLATES : en es
  • ES156984A1 - A PROCEDURE TO INCREASE THE STABILITY OF THE FORM OF THE FOUNDRY : en es
  • ES157357A1 - SOME IMPROVEMENTS IN THE SUPPORT PLUGS FOR THE CIRCUIT BREAKERS THAT PROTECT ELECTRICITY RECEPTOR FACILITIES : en es
  • ES157532A1 - A DEVICE THAT ALLOWS TO PRODUCE ARTIFICIALLY ELECTRONIC PHONES : en es
  • ES159110A1 - IMPROVEMENTS IN OXIDIC CÁTODOS ACTIVÍSIMOS WITH PROCEDURE FOR ITS MANUFACTURE : en es
  • DE732495C - Automatic switchgear control, especially for electric road vehicles : de en
  • FR879673A - Attaching fittings to porcelain sinks : en fr
  • GB551565A - Improvements in or relating to electric wiring terminals : en
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  • ES153741A1 - IMPROVEMENTS IN ROOF AND FLOORING STRUCTURES : en es
  • ES154356A1 - REFLECTIVE LIGHT SIGNAL : en es
  • ES156969A1 - MANUFACTURING PROCEDURE OF LUBRICATING OILS (LUBRICANTS) : en es
  • ES157049A1 - PROCEDURE FOR THE OBTAINING OF LUBRICANTS, FROM ORGANIC RAW MATERIALS, BOTH OF ANIMAL OR VEGETABLE ORIGIN : en es
  • ES157516A1 - A PROVISION FOR THE SUSPENSION OF ELECTRODES : en es
  • ES159437A1 - A DEVICE IN COMBUSTION ENGINES DRIVEN BY GASOGEN GAS : en es
  • FR879720A - High precision instrumentation for calibration and monitoring of constant rotational speeds : en fr
  • FR879751A - Process for using the heat given off by chemical reactions : en fr
  • ES153798A1 - PROCEDURE FOR MANUFACTURING ARMED CONCRETE BEAMS FOR DIFFERENT CEILING LIGHTS : en es
  • ES155324A1 - DEVICE APPLICABLE TO THE RIMS OF BIKES AND SIMILAR VEHICLES THAT ALLOWS TO PRESCRIBE FROM THE CAMERAS AND RUBBER COVERS : en es
  • ES157871A1 - IMPROVEMENTS IN CYLINDER LOCKS : en es
  • FR879771A - Indirect acting regulator : en fr
  • ES149929A1 - IMPROVEMENTS IN THE CONSTRUCTION OF A BOW SHAPE : en es
  • ES152328A1 - PROCEDURE FOR THE MANUFACTURE OF LETTERS AND OTHER SIGNS OF WRITING WITH CORK AGGLOMERATES : en es
  • ES154067A1 - PROCEDURE FOR OBTAINING A NEW SYNTHETIC FUEL : en es
  • ES155000A1 - PROCEDURE AND APPARATUS, TO DRY OFF THE COKE IN THE CONTINUOUS DISTILLATION OVENS : en es
  • ES155680A1 - PROCEDURE FOR THE PREPARATION OF FLOURS AND COMPRESSED PURES APRA SOAPS : en es
  • ES157574A1 - MANUFACTURING PROCEDURE TO SAPONIFY SOAPIC ROOTS AND CONVERT THEM IN A USEFUL PRODUCT FOR ALL KINDS OF WASHING, CLEANING AND HYGIENIZATION : en es
  • ES152388A1 - IMPROVEMENTS IN THE PROCESS OF EXTRACTION OF THE FIBERS CONTAINED IN THE STEMS OF THE BOEHMERIA NIVEA AND BOEHMERIA UTILIS OR TENACISSIMA PLANTS : en es
  • ES159461A1 - REFRIGERATOR CABINET WITH ABSORPTION REFRIGERATOR MACHINE : en es
  • DE729976C - Electrostatic converter for converting direct current into alternating current : de en
  • ES151703A1 - A PROCEDURE FOR THE MANUFACTURE OF VITRIFIED ARTIFICIAL STONE : en es
  • ES152461A1 - IMPROVEMENTS IN THE ELECTRIC SHOCK TUBES : en es
  • ES153014A1 - PROCEDURE FOR THE OBTAINING OF FERRUGINOS CEMENTOS : en es
  • ES154440A1 - WORKING DEVICE, EXTERNAL GOVERNMENT, FOR AUTOMATIC BALANCES : en es
  • ES158580A1 - NEW MECHANISM FOR THE REGULATION OF THE STEP AND INVESTMENT OF THE SAME IN THE AIR VACUUM CLEANERS, TO BE USED INDISTINATELY TO ABSORB OR PROMOTE THE AIR : en es
  • ES159681A1 - NEW FUEL SUPPLY SYSTEM FOR GAS OVENS AND BURNERS : en es
  • US2312567A - Sailing craft : en
  • US2312636A - Adjustable stand : en
  • DE732515C - Length measuring device : de en
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  • US2312490A - Flexible wire belt : en
  • US2312602A - Walker and rolling chair : en
  • USRE22279E - Corn picker : en
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  • ES155225A1 - STRAIGHT COLLECTION MACHINE, WITH DEVICE FOR THE UNIFORM ADVANCE OF THE WIRE GUIDE : en es
  • ES155728A1 - IMPROVEMENTS INTRODUCED IN THE APPARATUS DISTILLERS OR ALAMBIQUES EMPLOYED IN THE EXTRACTION OF OILS AND FATS BY MEANS OF VOLATILE SOLVENTS : en es
  • ES157499A1 - A PROVISION FOR THE CONTROL OF TRAINS : en es
  • ES157697A1 - PROCEDURE TO AVOID THE WATER STEAM CONDENSATIONS OBSTRUCT THE FABRIC FILTERS IN THE GASOGEN FACILITIES : en es
  • ES159648A1 - A PROCEDURE FOR PREPARING COMBINATIONS OF THERAPEUTIC APPLICATION : en es
  • ES159657A1 - A MACHINE TO APPLY CLOSURE STRIPS IN BAGS AND CUCURUCHOS : en es
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  • US2312452A - Method and apparatus for continuously electroplating metallic strip : en
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  • ES153102A1 - IMPROVEMENTS IN THE CONSTRUCTION OF OLIVE PASTA MIXERS : en es
  • ES153666A1 - PROCEDURE FOR THE PREPARATION OF 1-PHENYL-2-AMINOPRAN AND DERIVATIVES : en es
  • ES153963A1 - A PROCEDURE FOR OBTAINING WHITE OR CLEAR COLOR PRODUCTS OF INTENSE BACTERICIDE ACTION : en es
  • ES154132A2 - APPARATUS FOR MIXING AIR OR GASES WITH LIQUIDS : en es
  • ES155358A1 - PROCEDURE FOR THE MANUFACTURE OF A PLATE OR PRESSED SLAB OF A FILLING MASS AND OF A BINDER WHICH IS HARDENED BY FRIGHTING : en es
  • ES159704A3 - PROCEDURE FOR THE MANUFACTURE OF NUT WRENCHES : en es
  • ES153685A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF ACTIVE VEGETABLE CARBON : en es
  • ES153750A1 - A CONNECTOR DEVICE FOR TRANSMISSIONS IN TELEGRAPH BY ALTERNATE CURRENT WITH INVERSION OF PHASES : en es
  • ES155392A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PORTALMAPARAS OF PRESSED INSULATING MATERIAL, BIPARTIDO, INSURANCE AGAINST CONTACTS AND INTENDED FOR LAMPS INCANDESCENT : en es
  • ES155703A1 - VERTICAL CAMERA DISTILLATION OVEN WITH CONTINUOUS OPERATION AND COLD GAS HEATING : en es
  • ES159326A1 - PERFECTED SYSTEM FOR THE LOADING OF BATTERIES OF ACCUMULATORS BASED ON A SINGLE ROTARY MACHINE : en es
  • ES159447A1 - A HEAT-FINED RADIATOR WITH STEAM GENERATOR : en es
  • FR879635A - Improvements to dust extractors : en fr
  • US2312918A - Method of producing bunsen's salt : en
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  • ES151971A1 - A PROCEDURE TO TRANSFORM FORMALDEHYDE IN OXIALDEHYDES AND KETONES IN AN OPERATION : en es
  • ES153960A1 - ONE ENGINE IN STAR, WITH AIR COOLED CYLINDERS : en es
  • ES154382A1 - PROCEDURE FOR OBTAINING COLOR PHOTOGRAPHIC IMAGES : en es
  • ES155133A1 - CATEGORY HEATED INDIRECTLY, ESPECIALLY FOR CATHODE RAY VALVES : en es
  • ES155269A1 - FEED MANUFACTURING PROCEDURE OF CRUSHED ALGARROBA : en es
  • ES155493A3 - PROCEDURE FOR PLATING GLASS OR BLOWN GLASS OBJECTS : en es
  • ES158093A1 - PROCEDURE FOR OBTAINING AMINOPYRAZOLONES, AND THEIR CARBALCOXY OR CARBAMINE DERIVATIVES RESPECTIVELY : en es
  • ES159120A1 - PROCEDURE FOR THE CULTURE OF FERMANETS RICH IN FAT AND OF FUNGI ANALOGUE TO FERMENTS : en es
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  • ES151908A3 - PROCEDURE FOR OBTAINING A RUBBER SOLE FOR THE MANUFACTURE OF ALL KINDS OF FOOTWEAR : en es
  • ES152060A1 - IMPROVEMENT IN THE MANUFACTURING PROCEDURE OF TUBES, PAPERS, FABRICS AND OILED TAPES, ELECTRICITY INSULATORS : en es
  • ES152294A1 - IMPROVEMENTS IN THE BRAUN PIPES : en es
  • ES157399A1 - PROCEDURE FOR THE DESTRUCTION OF THE TURB, ESPECIALLY APPLICABLE TO THE MANUFACTURE OF FERTILIZERS AND FERTILIZERS FOR AGRICULTURE : en es
  • ES159436A2 - AN OVEN FOR THE DISTILLATION OF FUELS WITH INTERMITTENT OPERATING VETICAL CHAMBERS : en es
  • ES152832A1 - BIMETALLIC SHOOTING MECHANISM WITH ELECTRICAL SHUNT : en es
  • ES157303A1 - MULTI-PIPE REHEELING ELEMENT : en es
  • ES157977A2 - PROCEDURE FOR OBTAINING FIRM DYES : en es
  • ES159510A1 - IMPROVEMENTS INTRODUCED TO GASOGENS FOR MOTORIZED VEHICLES : en es
  • ES159526A2 - IMPROVEMENTS IN THE DEVICES FOR MARKING ON FIRE : en es
  • DE732252C - Means for securing isolator mountings : de en
  • ES151440A1 - IMPROVEMENTS IN THE MANUFACTURE OF PRESSURE DEVICES TO DRAW : en es
  • ES151738A1 - A PROCEDURE TO OBTAIN CONCENTRATED PRODUCTS INTENDED FOR FOOD : en es
  • ES152517A3 - A POCKET SUNWATCH : en es
  • ES152649A3 - PROCEDURE AND DEVICES FOR THE CARBONIZATION OF WOOD AND SIMILAR MATTERS : en es
  • ES154340A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155144A3 - GASOGEN FOR VEHICLES AND EXPLOSION ENGINES IN GENERAL : en es
  • ES159446A1 - A GASOGEN APPLICABLE TO ALL KINDS OF MECHANICAL TRACTION VEHICLES : en es
  • FR879671A - Reinforced wooden sole for all types of shoes : en fr
  • CA410874A - Moulding apparatus : en fr
  • DE732362C - Remote transmission system for remote control and remote display : de en
  • ES151399A1 - IMPROVEMENTS IN REFRIGERATORS FOR WATER, OIL AND OTHER LIQUIDS : en es
  • ES152051A3 - SOME IMPROVEMENTS IN THE ASSEMBLY OF RADIO RECEIVER DEVICES : en es
  • ES153549A1 - PROCEDURE TO INCREASE THE VOLUME OF SOUND INTENSITY IN MAGNETIC ACOUSTIC RECORDS : en es
  • ES154604A3 - AUTOMATIC APPARATUS INDICATOR OF TELEPHONE OR ANALOG GUIDES : en es
  • ES157338A1 - IMPROVEMENTS IN THE MUFLA OVENS HEATED BY ELECTRICAL HEATERS : en es
  • ES157490A1 - A PROCEDURE FOR THE OBTAINING OF A PRODUCT FOR SHAVING THE BEARD : en es
  • ES157981A1 - PROTECTION DEVICE FOR TIRE AIR CHAMBERS : en es
  • ES158409A1 - A DISCHARGE TUBE CONTAINING A LUMINESCENT MIXTURE : en es
  • ES159353A1 - IMPROVEMENTS INTRODUCED IN THE DIQUEE OR SUBACUÁTIQUE HYDROELECTRIC FACILITIES : en es
  • DE732434C - Mating contact designed as a knife for handle safety devices : de en
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  • ES155369A1 - GASOGEN, FUNCTIONED WITH WOOD, FOR POWERING EXPLOSION ENGINES : en es
  • ES157278A1 - INDUSTRIAL PROCEDURE APRA THE MANUFACTURE OF HANDLED LEAD PERDIGÓN WITH GALVANIC NICKEL, COPPER AND BRASS BATHROOMS : en es
  • ES157588A3 - SYSTEM OF COUPLING TO THE SPANISH BROADCASTING STATIONS OF ACCESSORY DEVICES AND MATERIALS NECESSARY FOR THE OPERATION AND ASSEMBLY OF THE TELEVISION : en es
  • ES151466A1 - A URIDING MACHINE : en es
  • ES151878A1 - AN AUTOMATIC DISTRIBUTION MECHANISM WITH STAGGERED EMBROIDERY : en es
  • ES153063A1 - AN ISSUING PROVISION TO PRODUCE LINES OF COURSE OR COURSE : en es
  • ES153125A1 - A NEW PROCEDURE FOR REGENERATING THE VULCANIZED RUBBER : en es
  • ES154344A1 - PROCEDURE FOR MANUFACTURING TUBULAR BODIES WITH PLATES, BARS, TUBULAR AND SIMILAR PARTS THROUGH COLD STRETCHING AND DILATATION OF THE MATERIAL : en es
  • ES155312A1 - APPARATUS TO OBTAIN THE REBLENDING OF THE SKINS OF THE ALMONDS, FOR THEIR FURTHER PELADO : en es
  • ES157200A1 - IMPROVEMENTS IN THE KEYS OF STEP FOR FLUIDS : en es
  • ES157759A3 - A DISC MANUFACTURING PROCEDURE FOR DEPULPATING FRESH CHERRIES FROM COFFEE : en es
  • ES157923A1 - A GASOGEN FOR ENGINES : en es
  • US2312589A - Protector for toilet seats : en
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  • DE732459C - Cable sheath : de en
  • DE732456C - Painting lock : de en
  • DE732591C - Process for the surface refinement of wrought iron, especially craftsmanship : de en
  • ES154035A1 - SURVEILLANCE DEVICE FOR SLUDGE PURGES : en es
  • ES154206A1 - IMPROVEMENTS IN FRIGORIFIED ABSORPTION DEVICES : en es
  • ES154452A1 - OPTICAL MANOMETER FOR THE MEASUREMENT OF BLOOD PRESSURE : en es
  • ES154887A1 - DOUBADILLAR MACHINE : en es
  • ES159582A1 - IMPROVEMENTS INTRODUCED IN THE PROCEDURES AND MEANS USED FOR THE REPRODUCTION OR COPY OF THE PHOTOGRAPHS TAKEN ON "PRINTED FILM" : en es
  • CA410849A - Upward acting door hinge : en fr
  • US2312573A - Rotary tool machine : en
  • CA410909A - Extensible and flexible barricade : en fr
  • USD135174S - Brooch or similar article : en
  • US2312319A - Apparatus for washing glasses and the like : en
  • AU116591B2 - Improvements in and relating to rules for measuring : en
  • ES159321A3 - A PROCEDURE FOR THE MANUFACTURE OF INDOOR POINT GARMENTS : en es
  • AU363541A - Fuel injection apparatus : en
  • ES152143A1 - DEVICE TO EQUALIZE THE LENGTH OF THE LINES IN THE TEXTS THAT ARE WRITTEN BY TYPE : en es
  • ES152213A1 - A DEVICE TO REGENERATE THE FILTERS OF PEMUTABLE BASES : en es
  • ES153556A1 - A PROCEDURE TO DETERMINE THE PLACE OR SITE THROUGH ROTATING RADIOBALISES : en es
  • ES153675A1 - A PROCEDURE FOR THE STERILIZATION AND PRESERVATION OF FOOD PRODUCTS AND BEVERAGES : en es
  • ES153882A3 - PROCEDURE FOR THE DIRECT OBTAINING OF FERROALLOYS : en es
  • ES154791A1 - RADIORECEPTOR WITH REGULATION OF BANDWIDTH AND LOW ELEVATION : en es
  • ES154820A1 - IMPROVEMENTS IN LSO PROCEDURES TO OBTAIN COATINGS AGAINST OXIDATION OF METALS : en es
  • ES154835A1 - IMPROVEMENTS IN THE MANUFACTURE OF AGGLOMERATED CORK SOLE FOR SHOES MOLDED BY COMPRESSION : en es
  • ES155103A1 - MOTOR TUBE : en es
  • ES157031A1 - PROCEDURE FOR THE MANUFACTURE OF A FUEL FOR GASOGENS IN AUTOMOBILE VEHICLES : en es
  • ES158195A1 - EXPLOSION OR INTERNAL COMBUSTION ENGINE OF VARIABLE VOLUME BETWEEN THE ASPIRATION AND EXPANSION PHASES : en es
  • ES159035A1 - ROTARY BOMB PUMP : en es
  • AU457942A - An improved process of and apparatus forthe production of bonded asbestos fibre articles : en
  • ES151657A1 - PROCEDURE FOR MAKING FIBERS, YARNS AND TISSUES OF VEGETABLE NATURE UNINFLAMMABLE : en es
  • ES152570A1 - FRICTION RUNNING DEVICE IN COMBINATION WITH A CALCULATION INSTRUMENT, ESPECIALLY FOR THE FORMATION OF DELAY WHEN SHOOTING ON MOVING OBJECTS : en es
  • ES153169A1 - REGULATION DEVICE FOR ROLLERS FOR ROLLERS IN COMMERCIAL WRITING MACHINES : en es
  • ES154040A1 - IMPROVEMENTS IN THE CENTRIFUGAL PUMPS OF HERMETIC CLOSURE WITHOUT PRESSESTOPAS FOR FLUIDS IN GENERAL AND ESPECIALLY FOR CORROSIVE FLUIDS : en es
  • ES155707A1 - MANUFACTURING PROCEDURE OF ALL CLASSES : en es
  • ES157057A1 - PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL PLATES OF PRESSED WOOD : en es
  • ES151794A1 - PROCEDURE FOR OBTAINING PEGABLE LEATHER OF ARTIFICIAL LEATHER, RUBBER OR SIMILAR MATERIALS : en es
  • ES152220A1 - IMPROVEMENTS IN ESCOPETAS, OF SUPERPOSED CANYONS : en es
  • ES152293A1 - REFRIGERATING ABSORPTION INSTALLATION : en es
  • ES155050A1 - PROCEDURE FOR THE ESTABLISHMENT OF THE HULLAS BREAS, WITH APPLICATION TO THE ARTS AND TO THE INDUSTRY : en es
  • ES155110A1 - DEVICE THAT ALLOWS LIMITER ELDESLIZAMIENTO OF THE TABULATOR IN THE WRITING MACHINES : en es
  • ES156975A1 - IMPROVEMENTS IN THE GASOGENS FOR AUTOMOBILE CARS : en es
  • ES157245A1 - BEARINGS OR SUPPORTS FOR HORIZONTAL AXES : en es
  • ES158377A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES159391A1 - BRAKE ESPECIALLY FOR THE WHEELS OF THE AIRCRAFT : en es
  • US2312501A - Sanitary napkin : en
  • ES154037A1 - PERFECTED CLUTCH : en es
  • ES158482A3 - APPARATUS SYSTEM FOR WASHING CLOTHES : en es
  • ES159178A1 - GAS TURBINE PROPULSOR FOR REACTION : en es
  • US2312709A - Grave lining protection unit : en
  • DE732551C - Message transmission facility : de en
  • ES157165A1 - A MICROMETRIC DEVICE FOR MEASURING SMALL WALL HOLES AND TERRACED STONES : en es
  • ES158460A1 - A PROCESS OF MANUFACTURING FIBROUS, ESPECIALLY VOLUMINOUS AND ABSORVING STRUCTURES, PARTICULARLY PAPER OR FIBER SHELLS : en es
  • ES159606A1 - PROCEDURE FOR CONSTRUCTION OF A CABLE LOOP JOINT : en es
  • US2312512A - Sectional rigid wagon cover : en
  • US2313028A - Process for the production of sodium and potassium hydride : en
  • ES151386A1 - A PROCEDURE TO PRODUCE POROUS MOLDED BODIES : en es
  • ES153416A1 - A NEW PROCEDURE TO MANUFACTURE BRIQUETAS AND OVOIDES WITHOUT BREA EMPLOYMENT : en es
  • ES153792A1 - A PARACHUTE WITH A SURFACE OF ANULAR SUPPORT : en es
  • ES155339A1 - AUTOMATIC MACHINE FOR WASHING CARBONIC WATER CONTAINERS, CALLED SIPHONES : en es
  • ES157350A1 - A PROCEDURE FOR THE MANUFACTURE OF A COMBUSTIBLE CONGLOMERATE : en es
  • ES158606A1 - A PROCEDURE FOR THE MANUFACTURE OF FIBRO CEMENT TUBES : en es
  • ES158836A1 - PROCEDURE FOR THE MANUFACTURE OF RUBBER HEELS OR SOLE : en es
  • ES159202A1 - ELEVATING MECHANISM FOR MATERIALS IN PIECES OR IN LOOSE PIECES : en es
  • ES151317A1 - A PROCEDURE FOR THE OBTAINING OF A SOLUBLE CONDENSATION PRODUCT IN ALCOHOL AND ACETONE : en es
  • ES151449A1 - A NEW TYPE OF ELECTRIC LAMP, INCANDESCENT : en es
  • ES151687A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF HYDROELECTRIC WATER HEATERS, PARTICULARLY IN DOMESTIC USE : en es
  • ES152595A1 - PROJECTOR APPARATUS OF CHILDREN FILMS : en es
  • ES152793A1 - TWO-PART DRIVING CHANNEL SYSTEM : en es
  • ES155429A1 - PROCEDURE FOR OBTAINING RUSSIAN RAW MATERIALS IN PENTOSAN, AN ADEQUATE CELLULOSE FOR VISCOUS THREAD DISSOLUTIONS : en es
  • ES157340A1 - NEW LANGUAGE BRAKE LENGTH FOR KNITTING TILES : en es
  • ES157717A1 - A PROCEDURE TO TEMPORARILY RAISE THE STARTING POWER OF THE AIR FUEL EXPLOSION AND AIR COMPRESSION EXPLOSION ENGINES : en es
  • ES157868A1 - A PROCEDURE FOR THE MANUFACTURE OF UNTUOUS PASTES, APPLIED TO THE INDUSTRY IN GENERAL, IN REPLACEMENT OF THE VASELINES : en es
  • ES158950A1 - A BRAKE MECHANISM FOR DOORS : en es
  • ES159555A1 - PRODUCER : en es
  • DE732422C - Scanning device for interlaced transmission with two lines per complete television picture : de en
  • ES153728A1 - PROCEDURE FOR OBTAINING FILM MASSES OF OLYDOGODYNAMIC ACTION : en es
  • ES153837A1 - A DEVICE TO LIMIT THE AMPLITUDES OF THE ALTERNATE VOLTAGE : en es
  • ES157437A1 - PROCEDURE FOR THE OBTAINING OF A PLASTIC MATTER BASED ON CORK : en es
  • ES157833A1 - A PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL MATERIALS : en es
  • DE732367C - High voltage fuse : de en
  • ES152508A1 - IMPROVED INTROSUCIDES IN THE CONSTRUCTION OF LIGHT FLOORS OF REINFORCED CONCRETE, WITH HOLLOW CERAMIC BLOCKS : en es
  • ES153876A2 - CONTACT LEVER, ESPECIALLY FOR CIRCUIT BREAKERS : en es
  • ES153891A3 - A PROCEDURE TO INCREASE THE STRENGTH VALUES OF PROFILES, ESPECIALLY OF ALUMINUM AND MAGNESIUM ALLOYS, OF A SECTION THAT IS DECREASING IN A LONGITUDINAL DIRECTION : en es
  • ES155403A1 - VISION DEVICE OR PUNTERIA SLAG : en es
  • ES157011A3 - IMPROVEMENTS IN OBTAINING BRASS POOR IN COPPER : en es
  • ES158609A1 - NEW LINKED BUTTONS SECURING SYSTEM : en es
  • ES159378A1 - AN AUTOMATIC TEMPERATURE REGULATOR : en es
  • US2312545A - Centrifugal screening machine for paper stock and similar material : en
  • DE732361C - Thermally delayed rear derailleur : de en
  • DE732364C - Charger and torch with built-in accumulator : de en
  • ES154841A1 - ADJUSTABLE DEVICE FOR BRAKING THE SUPPLEMENTARY THREAD REELS FOR THE EDGES, WHICH ARE USED IN THE MECHANICAL TEXAS TELESCOPES : en es
  • ES157316A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES157394A1 - PROCEDURE FOR THE PRODUCTION OF PROTECTIVE LAYERS ON ALUMINUM PIECES AND THEIR ALLOYS THROUGH ANODIC TREATMENT : en es
  • FR879604A - Regulator and accumulator device for engines powered by gasifier : en fr
  • ES153448A1 - IMPROVEMENTS IN LOCKS WITH KEY : en es
  • ES154686A1 - APPARATUS TO CONVOY THE VEIL PRODUCED IN THE CARDING MACHINES : en es
  • ES155035A1 - PROCEDURE TO START THE COMBUSTION IN EXPLOSION ENGINES BY MEANS OF IGNITION AIR : en es
  • ES155124A3 - PROCEDURE FOR THE MANUFACTURE OF POWDERED FOOD PRODUCTS WITH COCOA MIXTURE : en es
  • ES157551A1 - IMPROVEMENTS INTRODUCED IN THE TURBO COMPRESSORS OR PUMPS FOR THE IMPULSION OF FLUIDS : en es
  • ES158359A1 - A BUCKET FOR MANUFACTURING PLATES PLATED ESPECIALLY OF LIGHT METAL ALLOYS : en es
  • ES158853A1 - PROCEDURE FOR THE MANUFACTURE OF A SPECIALIZED VOLFRAM SPIRAL : en es
  • US2312812A - Automobile body construction : en
  • ES149783A1 - CONNECTION DIAGRAM PROCEDURE FOR THE MODULATION OF THE ANODIC VOLTAGE OF AN EMITTER, OF "B" CONTRARRÍMIC CONDENSER, WITH TRANSFORMER OF ORIGIN IN THE FORM OF MODULATOR "B" : en es
  • ES153196A3 - IMPROVEMENTS IN ELECTRIC DYNOMOPHARDS FOR BICYCLES AND MOTORCYCLES : en es
  • ES153671A1 - A PROCEDURE FOR THE APPLICATION OF RUBBER ELASTIC BEARINGS IN THE ROTARY TROLLEYS OF THE RAILWAY AND TRAM VEHICLES : en es
  • ES154752A1 - COUPLING PROCEDURE IN ORDER TO OBTAIN A SELECTIVE REACTION IN SWITCHES OR AUTOMATIC SWITCHES : en es
  • ES155674A1 - RADIO INSTALLATION FOR MANEUVERS : en es
  • ES157077A1 - MECHANISM OF INVESTMENT OF MARCH FOR COMBUSTION ENGINES : en es
  • DE732563C - Process for the separation of phenols, organic bases and the like Like. From industrial waste water : de en
  • ES151761A3 - SOME IMPROVEMENTS IN THE SAFETY PLUGS FOR THE FUEL TANKS OF AUTOMOBILE VEHICLES : en es
  • ES151827A1 - MECHANICAL APPLIANCE TO MAKE EXTENSIBLE THE BOARDS OF THE JUMP TABLES : en es
  • ES154811A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF METALLIC CLOTH COVERS : en es
  • USPP570P - Strawberry plant : en
  • US2312361A - Wheel : en
  • DE698022C - Centrifugal casting mold : de en
  • ES153287A1 - PROCEDURE FOR OBTAINING CETOSTEROIDS : en es
  • ES154402A3 - MANUFACTURING PROCEDURE FOR SOAP WITH A FIXED COMPOSITION : en es
  • ES155426A1 - IMPROVEMENTS IN THE CONSTRUCTION OF PULVERIZING APPARATUS FOR PERFUMERY : en es
  • ES155576A1 - PROCEDURE FOR THE USE OF THE LIGHTING GAS FOR THE OPERATION OF THE EXPLOSION ENGINES : en es
  • ES155715A1 - CONVERTER OF MALE TERRACES FOR HAND THREADING : en es
  • ES159265A1 - A NEW CLOSURE PROCEDURE FOR INSULATING BOXES FOR ENTUBED ELECTRICAL INSTALLATIONS : en es
  • ES149916A1 - IMPROVEMENTS INTRODUCED IN TEMPERATURE PROCEDURES OF GLASS OBJECTS AND ESPECIALLY OF LEAVES : en es
  • ES151425A1 - A PROCEDURE FOR OBTAINING THREADED FIBERS FROM VEGETABLE PLANTS CONTAINING LIBER : en es
  • ES153526A1 - PROCEDURE FOR THE OBTAINING OF UNSATURDED KETONES FROM THE CYCLOPENTANOPOLYHYDROPHENANTHREEN SERIES : en es
  • ES154251A1 - ADMINISTRATION TO REDUCE AND WITHHOLD HERNIAS : en es
  • ES157806A3 - AN IMPROVEMENT IN THE MANUFACTURE OF PLUGS FOR ELECTRICAL INSTALLATIONS PLUGS : en es
  • ES159032A1 - SPULSOR APPARATUS, DISPLACER OF LIQUIDS AND GASES : en es
  • ES152469A1 - A CENTRIFUGAL MACHINE : en es
  • ES153765A1 - A HALF OF BLOCKING LAYER CELLS COMPOSED OF SEVERAL SUPPORT PLATES PROVIDED WITH BLOCK LAYER CELLS AND REFRIGERATION PLATES : en es
  • ES154449A1 - IMPROVEMENTS IN THE MACHINES FOR THE FINISHING OR PHYSICS OF THE SHOES : en es
  • ES157556A1 - PROCEDURE FOR THE MANUFACTURE OF ACELTILSALICÍLICO ACID : en es
  • ES157988A1 - FAST BINDER PROCEDURE : en es
  • DE732499C - Painter's brush and method of making the same : de en
  • ES150553A1 - PROCEDURE FOR OBTAINING PASTES BASED ON CEMENT AND MICA FOR THE MANUFACTURING OF PLATES, TUBES AND OTHER CONSTRUCTION MATERIALS, AERATION, SANITARY, AND THERMAL AND ELECTRICAL INSULATORS OBTAINED BY COMPRESSION OR CENTRIFUGATION : en es
  • ES151372A1 - IMPROVEMENTS IN PARASITIC ELECTRICAL APPLIANCES : en es
  • ES151819A1 - A PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR SOLE : en es
  • ES152423A2 - A DEVICE FOR THE DIRECT PRODUCTION OF FLAT AND WAVED SHEETS OF FIBROUS CEMENT : en es
  • ES152830A1 - PROCEDURE FOR TRANSFORMING SULPHHYDRIC ACID IN SULFUR BY PARTIAL COMBUSTION OF THE SAME ACID WITH OXYGEN OR AIR AND BY TRANSFORMATION, USING BODIES OF CONTACT : en es
  • ES153683A1 - A CHEMICAL PROCEDURE TO INCREASE THE VISCOSITY OF OLIVE OIL AND OLIVE ORUJO OILS, SO THAT ONLY THEY SERVE AS LUBRICANTS : en es
  • ES154411A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154926A1 - PROCEDURE TO ELIMINATE THE IRON OF ALUMINUM MINERALS THAT CONTAIN IT IN LARGE AMOUNT : en es
  • ES156946A1 - IMPROVEMENTS INTRODUCED IN CLUTCH FRICTION CLAMPS, APPLIED IN TORNOS OR ELEVATING AND TRACTION AND CRANE WINCHES : en es
  • US2312445A - Catalytic combination process : en
  • US2312729A - Bagmaking machine : en
  • ES151770A3 - A PROCEDURE FOR THE MANUFACTURE OF SHEET METAL JELLS : en es
  • ES151890A1 - IMPROVEMENTS IN THE TURBINES FOR ELASTIC FLUID : en es
  • ES153793A1 - A PARACHUTE : en es
  • ES155524A1 - DEVICE INTENDED TO MEASURE WEAK CONTINUOUS TENSIONS : en es
  • ES157184A3 - A PERFECTED ELECTRIC LAMP SYSTEM : en es
  • ES157638A1 - A PROCEDURE FOR THE RECOVERY OF SUB-PRODUCTS, APPLICABLE TO ANY WOODEN CARBONIZATION OVEN : en es
  • ES157784A1 - IMPROVEMENTS OF THE OIL EXTRACTION SYSTEM BY COMPRESSION OF SINGLE-MILK MASSES : en es
  • ES158903A1 - IMPROVEMENTS INTRODUCED IN THE ELECTRICAL HAMMERS : en es
  • ES159028A1 - AN ELECTRONIC VALVE : en es
  • FR879684A - Improvements to liquid fuel supply devices for internal combustion engines : en fr
  • US2312832A - Valve for grease dispensers : en
  • ES152041A1 - AN APPARATUS FOR THE AUTOMATIC VOLUMETRIC MEASUREMENT OF CEREALS AND SIMILAR : en es
  • ES155323A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRIC FURNACES TO FUSE GLASS : en es
  • ES157643A1 - IMPROVEMENTS INTRODUCED IN WATER ELEVATION HYDRAULIC ARIES : en es
  • ES159253A3 - IMPROVEMENTS IN THE MACHINES FOR ESPADAR LINO AND CAÑAMOI : en es
  • CA410807A - Needled fabric : en fr
  • CA410851A - Rock drill bit manufacture : en fr
  • ES152045A2 - IMPROVEMENTS IN THE OVERLAPPING FLAT WHEEL MILL : en es
  • ES152292A1 - CONNECTION PROVISION FOR TELEVISION WITH INTERVAL SYNCHRONIZATION : en es
  • ES152320A3 - IMPROVEMENTS IN THE MANUFACTURE OF ATMOSPHERIC OXYGEN BATTERIES : en es
  • ES152634A1 - CLOSURE DEVICE FOR BRAKE TIMONRY WITH AXIAL CONTROL : en es
  • ES153505A1 - A PROCEDURE FOR THE MANUFACTURE OF A SOURCE OF LIGHT, ESPECIALLY A LAMP OF ELECTRICAL SHOCK : en es
  • ES154234A1 - MIXER SYSTEM FOR BUTTERFLY MANUFACTURING : en es
  • ES155332A1 - PROCEDURE TO MAKE FABRICS OF ALL KINDS OR ORIGIN OF NATURAL OR ARTIFICIAL FIBER, WATERPROOF TO WATER AND, IN GENERAL TO LIQUIDS, BUT PERMEABLE TO AIR AND GASES IN GENERAL : en es
  • ES159000A1 - NEW VARIABLE POSITION AXIAL CONTROL SYSTEM APPLICABLE, PARTICULARLY, TO BRAKES OF BICYCLES, TANDEMS OR SIMILAR : en es
  • ES159543A3 - PERFECTED GASOGEN : en es
  • USD135152S - Combined cake and candle holder : en
  • ES151415A2 - A PROCEDURE FOR THE PREPARATION OF SATURATED DERIVATIVES OF PREGNAN -3.20- DION : en es
  • ES151840A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRIC BURNERS : en es
  • ES158755A1 - IMPROVEMENTS IN THE DIRECT INDIVIDUAL DRIVE OF THE AXIS BY THE ENGINE IN ELECTRIC VEHICLES ON LANES : en es
  • US2312559A - Oil burner : en
  • US2312998A - Process for hardening fibrous protein material : en
  • US2312443A - Snap fastener : en
  • ES151697A1 - IMPROVEMENTS IN THE CONSTRUCTION OF PUMPS : en es
  • ES151887A1 - CUTTER APPARATUS FOR OPENING HARD BANDAGES, ESPECIALLY PLASTER BANDAGES : en es
  • ES154189A3 - INSURANCE DEVICE FOR WIND DRIVEN GENERATORS : en es
  • ES157542A1 - ACTIONABLE DRILL TO DIFFERENT SPEEDS : en es
  • ES158175A2 - AN AUTOMATIC ELECTRICAL-LIMITING APPARATUS : en es
  • ES158797A2 - IMPROVEMENTS IN THE AERIAL PROPELLERS : en es
  • DE732486C - Landing facility for aircraft : de en
  • ES151720A1 - PROCEDURE FOR THE CONSTRUCTION OF A WRAPPER OR HYDRAULIC SHIRT FOR DEPOSITS OF LIQUIDS NOT SOLUBLE IN THE WATER : en es
  • ES151838A1 - A PROCESS FOR THE MANUFACTURE OF A FERTILIZER IN THE FORM OF NON-AGGLOMERATED ROUGH GRANULES OF AMMONIUM NITRATE AND CALCIUM CARBONATE : en es
  • ES152365A1 - MANUFACTURING PROCEDURE OF A SYNTHETIC SOAP : en es
  • ES152565A1 - A GASOGEN FOR POOR GAS, OF FLAME INVERTED : en es
  • ES153344A3 - MIXING LAMINATOR FOR RUBBER AND OTHER SIMILAR PLASTIC MATERIALS : en es
  • ES153405A1 - DEVICE FOR INTRODUCING A CARRIER FREQUENCY AND SYNCHRONIZING SIGNALS IN A TELEVISION PROVISION : en es
  • ES154319A1 - DEVICE TO COPY CINEMATOGRAPHIC FILMS : en es
  • ES151518A1 - A PROCEDURE FOR THE MANUFACTURE OF COSMETIC AND DEODORANT PRODUCTS : en es
  • ES152879A1 - A SYSTEM OF GUIDES FOR SAWS TAPE : en es
  • ES154162A1 - PROCEDURE TO ELECTRICALLY HEAT LIQUIDS IN ALL KINDS OF CONTAINERS : en es
  • ES155080A1 - IMPROVEMENTS IMPROVED IN DOOR MIRRORS : en es
  • ES155719A1 - AIR FOAM PRODUCTION DEVICE FOR FIXED INSTALLATIONS, ESPECIALLY FOR FUEL TANKS : en es
  • ES156961A1 - PERFECTIONS IN GLASS BOTTLES FOR COOKING : en es
  • ES158012A3 - PROCEDURE FOR THE MANUFACTURE OF FURFUROL : en es
  • ES159766A1 - DEVICE TO CONVERT AMMONIA INTO NITROGEN OXIDES : en es
  • US2312446A - Plastic material from vegetable glues : en
  • ES151373A1 - AN INSTALLATION FOR THE DRY DISTILLATION OF OIL ROCKS : en es
  • ES151780A3 - A DEVICE FOR EMPTY STARTING THE AIR COMPRESSORS : en es
  • ES152343A1 - AN OVEN DRYER AND TOAST OF BARLEY AND OTHER GRAINS : en es
  • ES152633A1 - PROCEDURE FOR THE MANUFACTURE OF A REFRACTORY MATERIAL AND NEW DERIVATIVE INDUTRIAL PRODUCTS : en es
  • ES154113A1 - PORTABLE GASOGEN : en es
  • ES154654A1 - IMPROVEMENTS IN STOVE KITCHENS APPROPRIATELY AVAILABLE TO BURN ORUJO, CASCARAS AND MENUDOS : en es
  • ES154888A1 - THERMOSTATIC REGULATOR : en es
  • ES157780A2 - IMPROVEMENTS INTRODUCED IN THE POWER SUPPLY SYSTEMS OF EXPLOSION ENGINES : en es
  • FR879802A - Self-lubricating self-lubricating técalémit piston valve ensuring automatic and permanent lubrication, with lubricant reserve in the plug and in the groove : en fr
  • GB551682A - A binder for loose leaves, periodical literature and the like : en
  • ES151443A1 - HYDRAULIC IMPULSE SYSTEM, ACTUATING SUCH IMPULSE ON THE MAIN AXIS OF THE MACHINE : en es
  • ES151591A1 - DIESEL AND SEMI-DIESEL ENGINE LIGHTER CARTRIDGE : en es
  • ES152918A1 - CARBURETOR FOR EXPLOSION ENGINES FEEDED WITH GASEOUS FUELS : en es
  • ES154155A3 - BICYCLE TIRE MANUFACTURING PROCEDURE : en es
  • ES154961A1 - METHOD OF MANUFACTURING WOOD IMPROVED BASED ON SYNTHETIC RESIN : en es
  • ES155042A1 - PROCEDURE FOR OBTAINING AROMATIC LIQUID HYDROCARBONS FROM ACETYLENE, SATURATED OR NOT SATURATED : en es
  • ES155581A1 - ELECTRIC HEATER FOR LOCAL HEATING : en es
  • ES151939A1 - IMPROVEMENTS INTRODUCED IN TIME COUNTER DEVICES : en es
  • ES154130A1 - PROCEDURE FOR OBTAINING VERY VALUABLE LUBRICATING OILS : en es
  • ES154807A1 - FUEL ECONOMIZING DEVICE : en es
  • ES154892A1 - IMPROVEMENTS IN THE ELECTRIC MOTORS OF SPEED REGULARIZED BY DIAPASON : en es
  • ES155114A3 - PROCEDURE FOR OBTAINING SYNTHETIC CRIOLLITE : en es
  • ES155411A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF ELECTRIC SWITCHES : en es
  • ES157182A1 - A PROCEDURE TO MAKE INSOLUBLES AND HARDEN FILMS, TAPES AND FILMS OF ALBUMS : en es
  • FR879804A - Individual feed-through for terminal boards for telecommunications devices : en fr
  • ES153201A1 - A DEVICE TO MOVE THE MOBILE CONSTRUCTION PARTS OF THE AIRPLANES AND ESPECIALLY FOR THE GOVERNMENT OF THE AIRPLANES : en es
  • ES153727A1 - METHOD AND APPARATUS FOR SPRAYING AND DRYING LIQUIDS AS WHOLE MILK, DISCREMED MILK, LIQUID COFFEE EXTRACT, FRUIT JUICES AND SIMILAR LIQUIDS : en es
  • ES153802A1 - AUTOMATIC MANDREL FOR MORSE CONES : en es
  • ES154567A1 - PROCEDURE FOR THE PRODUCTION OF METAL MAGNESIUM AND EVENTUALLY OF PURE MAGNESIUM BIOXIDE FROM MAGNESI MINERAL : en es
  • ES157603A1 - PROCEDURE FOR MANUFACTURING A NEW MOLDS MATERIAL : en es
  • ES159007A1 - A GASOGEN FOR THE PROPULSION OF AUTOMOBILE VEHICLES : en es
  • ES159145A1 - VEHICLE PROVISION OF STRUCTURE WITH SPRINGS CONSTITUTED BY ARTICULATED FRAMES ACCORDING TO THE DIAGONAL MINOR OF A ROMBOID OR ANALOG, AND WITH WHEELS MOUNTED IN THE VICTORIES OF THIS QUADRILATERAL : en es
  • US2312347A - Dressing device : en
  • US2312630A - Fastening means : en
  • ES152602A3 - A NEW PROCEDURE FOR OBTAINING A NEW COLORED BRILLANTINE : en es
  • ES154409A1 - PROCEDURE FOR THE MANUFACTURE OF SION PUSH-BUTTONS SPRINGS FOR ELECTRIC RINGS AND FOR ANY OTHER APPLICATION : en es
  • ES155530A1 - MACHINE FOR WELDING OR MOLDING BY TABLETS OF SOFT PASTES, ESPECIALLY CHOCOLATE : en es
  • ES155618A3 - INDICATOR OR CONTROL PANEL : en es
  • ES157073A3 - PROCEDURE FOR THE MANUFACTURE OF A BULB FOR ELECTRIC BULBS : en es
  • ES157604A2 - A PROCEDURE FOR THE MANUFACTURE OF AGGLOMERATES FOR GASOGENS : en es
  • ES158781A1 - PROCEDURE TO PERFORM ELECTROLYSIS BY THE AMALGAMA METHOD : en es
  • US2312711A - Control apparatus : en
  • CA410896A - Folding chair : en fr
  • US2312581A - Oscillating impulsing means for washing machines and the like : en
  • US2312954A - Observer controlled television system : en
  • ES150946A1 - RECTIFIED CLOSURE FOR AUTOMATIC FIREARMS : en es
  • ES151876A1 - PROCEDURE TO PRACTICE IN A SINGLE OPERATION ALL THE CAVITES OR HOLES DESIGNED TO RETAIN THE BRACES IN THE BRUSHES OF CERDA OR OTHER FIBERS : en es
  • ES151902A1 - CROSSING A BIPOLAR TRUCK DRIVER WITH A RAILWAY CONSULTANT : en es
  • ES152720A1 - A HIGH FREQUENCY COIL FOR IRON NUCLEUS : en es
  • ES153343A3 - AN APPARATUS FOR THE PRODUCTION OF ELECTRICAL ENERGY THROUGH AIR PRESSURE : en es
  • ES155491A3 - ELECTRIC CONTACTOR APPARATUS WITH PROTECTION BOX : en es
  • FR879641A - Footwear making improvements : en fr
  • US2312331A - Supporting frame for record sheets : en
  • ES151364A1 - A NEW MANUFACTURING PROCEDURE FOR EXACLOROETHANE : en es
  • ES151773A3 - A PROCEDURE FOR THE MANUFACTURE OF CARDBOARD PACKAGING : en es
  • ES152386A2 - MODIFICATIONS IN THE PATENT Ns 152086 : en es
  • ES153149A1 - IMPROVEMENTS INTRODUCED IN THE MOTOR GROUPS FUELED BY TURBOCHARGERS, ESPECIALLY FOR AIR NAVIGATION APPARATUS : en es
  • ES153368A1 - CONNECTION FOR TELEVISION EMITTERS TO PRODUCE SYNCHRONIZING SIGNALS : en es
  • ES153992A2 - IMPROVEMENTS INTRODUCED IN THE SCOPE OF THE MAIN PATENT : en es
  • ES155341A1 - GAS REGULATOR PRODUCED IN ACETYLENE GASOGENS FOR EXPLOSION ENGINES : en es
  • ES157208A3 - A PROCEDURE FOR THE PREPARATION OF A MILLIDUCIATED PRODUCT FOR LIQUID AND SOLID TREATMENTS : en es
  • ES159680A1 - PROCEDURE FOR THE OBTAINING OF INSULATING PLATES FOR THE ELECTROMECHANICAL INDUSTRY, BASED ON CONGLOMERATED CERAMICS : en es
  • FR879840A - Accumulator plates and their manufacturing process : en fr
  • FR879725A - Process for the preparation of liquors containing vitamins or enzymes : en fr
  • FR879823A - Process for pneumatic injection of liquid fuel in internal combustion engines : en fr
  • DE732479C - Cup chain : de en
  • US2312603A - Airfoil construction : en
  • ES151899A1 - A GAS GENERATOR WITH PERFECTED LIQUID RING : en es
  • ES153736A2 - A FISHERMAN TO LAUNCH LIFE BOATS, WHICH IS REVERSED BY THE ACTION OF GRAVITY : en es
  • ES158508A1 - PEDAL PROPULSION SYSTEM FOR VESSELS : en es
  • FR879800A - Device and method for manufacturing metal rings and metal rings resulting from the application of this device and of this method : en fr
  • ES151030A1 - PROCEDURE FOR OBTAINING A MEANS TO EXTINGUISH FIRE : en es
  • ES152440A3 - A DECANTERING APPARATUS FOR CONTAINERS, ESPECIALLY FOR WINE : en es
  • ES154519A1 - PROCEDURE FOR MANUFACTURING MOPSAICOS OF GREAT HARDNESS AND INDELEABLE BRIGHTNESS FOR PAVEMENTS AND ARTISTIC ZOCALOS : en es
  • ES155037A1 - SHARPENING MACHINE FOR SAW TAPS : en es
  • ES157539A1 - A PROCEDURE FOR THE MANUFACTURE OF ELECTRODES FOR THE SOLDERING TO THE ARC OF LIGHT ALLOYS : en es
  • ES158967A3 - AN AUTOMATIC SCALE : en es
  • ES151339A3 - A PROCEDURE TO FACILITATE EMBROIDERY ON CORNELY MACHINES : en es
  • ES151501A1 - A CÁTODO OF GREAT SURFACE : en es
  • ES153016A1 - A PROCEDURE FOR THE PREPARATION OF PACKAGED FOOD PRESERVES : en es
  • ES153752A1 - A FUEL PUMP WITH ADJUSTMENT OF THE IMPELLED QUANTITY BY MEANS OF A REGULATION BODY THAT ROTATES THE PUMPS OR CYLINDERS OF THE PUMP : en es
  • ES157146A1 - AN APPARATUS FOR SEPARATING OR CUTING A DETERMINED NUMBER OF ROUND TABLETS OF EQUAL SIZE AND SIMILAR OBJECTS, FOR EXAMPLE, COINS : en es
  • ES157979A1 - CUBAS FOR MASS BATHS FLOATED SALINAS : en es
  • ES152828A1 - IMPROVEMENTS IN THE MANUFACTURE OF ELECTRICAL ELEMENTS HEATERS : en es
  • ES153328A1 - WIND TURBINE : en es
  • ES154078A1 - IMPROVEMENTS IN CINEMATOGRAPHIC OR KRONOS PROJECTION MACHINES : en es
  • ES154855A3 - CHEMICAL PROCEDURE FOR THE PREPARATION OF A LIQUID SUITABLE TO REINFORCE, SUSTAIN AND BLOCK THE KNITTED THREADS, PARTICULARLY APPLICABLE TO THE STOCKINGS : en es
  • ES157310A1 - A NEW PROCEDURE, WITH THEIR CORRESPONDING DEVICES TO ACCELERATE THE COMBUSTION IN HOUSEHOLDS OF GASOGENS AND ENRICH THE GASES OBTAINED : en es
  • ES158001A1 - IMPROVEMENTS IN THE MANUFACTURE OF THERMAL GENERATORS USED IN HAIR WAVE : en es
  • US2312698A - Sulphamylarylamino triazines : en
  • US2312809A - Scraper : en
  • ES154859A1 - ROASTING EQUIPMENT, ESPECIALLY CHESTNUTS, WITH STOVE FOR UTERIOR CONSERVATION : en es
  • ES151447A1 - A NEW TYPE OF TRAGALUZ SLIDER : en es
  • ES152915A1 - A PROVISION FOR THE USE OF ACETYLENE GAS IN EXPLOSION ENGINES : en es
  • ES153086A1 - MULTIPLIER OF SECONDARY ELECTRONS WITH PHOTOCÁTODO AND SHOCK ELECTRODES IN A RETICULAR FORM : en es
  • ES153647A1 - A TISSUE OF GREAT RESISTANCE : en es
  • ES157554A1 - SALICYLIC ACID MANUFACTURING PROCEDURE : en es
  • ES157804A1 - IMPROVEMENTS IN THE FILTERS FOR GASÓGENOS : en es
  • ES159748A1 - A PROCEDURE FOR OBTAINING A PRIMARY ELEMENT : en es
  • FR879818A - Infinitely adjustable liquid transmission with rotating cylinder block and oblique rotating disc : en fr
  • FR879819A - Process for obtaining profiles of any length, width and shape, invariable perpendicular to the plane of the profile : en fr
  • ES152531A1 - A BODY FOR CARS, AND ESPECIALLY FOR CARS CARS : en es
  • ES155516A1 - APPARATUS OF GENDER OF GASOGENS, ESPECIALLY FOR VEHICLES AUTOMOVILES : en es
  • ES158115A1 - A PROCEDURE FOR THE MANUFACTURE OF ACTIVE CARBON, STARTING FROM VEGETABLE MATTERS THROUGH CINC CHLORIDE : en es
  • DE732124C - Fuse : de en
  • ES152584A1 - A PROCEDURE FOR THE CONSTRUCTION OF LUMINOUS DECORATIONS : en es
  • ES157507A1 - PROCEDURE FOR THE MANUFACTURE OF PLASTIC MASSES : en es
  • ES158519A2 - IMPROVEMENTS IN INTERNAL COMBUSTION ENGINES, WORKING IN A TWO-STROKE CYCLE : en es
  • ES158931A3 - AN ELECTROMECHANICAL VIBRATOR : en es
  • ES159487A1 - ASCENDING RISK SAFETY VALVE : en es
  • ES152216A1 - NEW ELECTRICAL APPLIANCE TO HEAT LIQUIDS : en es
  • ES153211A1 - SPEAKER SYSTEM : en es
  • ES153271A1 - PROCEDURE, WITH ITS CORRESPONDING DEVICE, FOR THE PREPARATION OF ALIPHATIC AND ALLICYCLIC CLOHYDRINES : en es
  • ES154779A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES158405A1 - PROCEDURE FOR THE MANUFACTURE OF FOODSTUFFS BASED ON YEASTS : en es
  • ES158619A3 - A PROCEDURE FOR THE MANUFACTURE OF HIGH FELIXIBILITY DRIVE BELTS : en es
  • ES153219A1 - A NEW PERFECTED BICYCLE SYSTEM TO PEDAL OR ENGINE : en es
  • ES154463A1 - ACETYLENE GAS GENERATOR APPARATUS : en es
  • ES154953A1 - LIGHT PROJECTOR DEVICE, ESPECIALLY A HEADLIGHT FOR VEHICLES : en es
  • ES156923A3 - ELECTRO-AUTOMATIC ADJUSTABLE CHARCOAL FEEDER DISTRIBUTOR : en es
  • ES157686A1 - A SPARK PLUG DEVICE FOR GASOLINE ENGINES FUELED BY GASOGENS : en es
  • ES158992A1 - A PIPE FOR THE DRIVING OF GASEOUS OILS : en es
  • ES159186A1 - A MOTORCYCLE PUMP WITH EXCELLENT ROTORS : en es
  • ES151545A1 - PROCEDURE FOR THE OBTAINING OF ALUMINUM FUORIDE : en es
  • ES156916A1 - IMPROVEMENTS IN CIRCULAR GUN MACHINES : en es
  • ES158057A1 - IMPROVEMENTS IN METAL INSERTION FOR PILA CONDENSER SPLICING : en es
  • ES154660A1 - IMPROVEMENTS IN THE BICYCLE SPEED CHANGE MECHANISMS : en es
  • ES154731A1 - GENERATOR OF CYANIDIC ACID D.G.S. : en es
  • ES157056A1 - WOOD CHARCOAL GASOGEN : en es
  • ES157892A1 - A LIGHTING DEVICE : en es
  • ES158226A1 - A PROCEDURE FOR PREPARING PAINT COLORS : en es
  • ES158442A1 - A CONTAINER OR SILICON FOUNDRY BOILER RESISTANT TO ACIDS AND HEATING OR REFRIGERATED BY SERPENTINES : en es
  • DE731755C - Process for the production of azo dyes on animal fibers and natural or artificial cellulose fibers as well as on mixtures of animal fibers with cellulose fibers : de en
  • ES152726A1 - IMPROVEMENTS IN OR RELATED TO EQUIPMENT ELECTRICAL CALCULATORS : en es
  • ES153659A1 - PURIFIER FOR GAS GAS : en es
  • ES153784A1 - A SYSTEM OF CONSTRUCTION OF VEHICLES FOR DESCENDS ON SNOW : en es
  • ES157265A1 - HYDRAULIC PRESS WITH DEMOLDE DEVICE FOR THE MANUFACTURE OF DIVERSE COMPRESSED PARTS : en es
  • ES157412A1 - A PROCEDURE FOR MANUFACTURING SHAPED OBJECTS WITH CONTINUOUS PRESSES : en es
  • ES157682A1 - APPARATUS TO REFLECT THE SOLAR RAYS IN A CONSTANT DIRECTION : en es
  • ES158898A1 - ROTARY SWITCH WITH PRESSURE ROLLER : en es
  • US2312678A - Dandy roll construction : en
  • DE732082C - Process for dyeing cellulose fibers or mixtures of cellulose fibers with animal fibers : de en
  • DE732521C - Rotary piston machine, in particular internal combustion engine : de en
  • ES152769A1 - A PROCEDURE FOR THE MANUFACTURE OF METALLIC CEMENT : en es
  • ES154088A3 - IMPROVEMENTS IN THE MANUFACTURE OF SUPPLY RODS FOR SELF-GENERATING WELDING OF LIGHT ALLOYS : en es
  • ES154716A1 - PROCEDURE FOR THE MANUFACTURE OF NUTRITIONAL MATERIALS IN THE FORM OF FLAKES OF PATA, TAPIOCA OR SAGO FECULA : en es
  • ES155399A1 - IMPROVEMENTS IN THE DEVICES USED FOR THE FISHING OF SALMONIDS AND OTHER CARNIVOROS AND FISHES : en es
  • ES159112A1 - HYDRAULIC FILTER SYSTEM OIL GAS OIL OR WATER MEASURED WITH GRAPHITE FOR GASÓGENOS : en es
  • ES159198A1 - A CLAMP FOR MACHINES TOOLS : en es
  • ES159504A1 - HYDRAULIC TRANSFORMER EQUIPMENT AND A TRANSMISSION BOX, ESPECIALLY FOR AUTOMOBILE VEHICLES : en es
  • US2312557A - Method for establishing the moisture content of ginned cotton : en
  • US2312975A - Selecting and shifting mechanism for change speed gearings : en
  • US2313023A - Tiltable seat : en
  • FR879833A - Process and devices for the carbonization of wood in gas factory ovens : en fr
  • GB551690A - Improvements in or relating to variable speed gears : en
  • ES151795A1 - PROCEDURE FOR THE CONSTRUCTION OF THE FORGED SUSTAINER FOR FLOORS, ROOFS, LADDERS AND OTHER SIMILAR ELEMENTS OF THE BUILDINGS, WITHOUT THE CONSTRUCTION OF THE SAME REQUIRES ENTABLONED OR SINGLE FORMWORK : en es
  • ES152280A1 - IMPROVEMENTS IN THE MANUFACTURE OF LOCKS : en es
  • ES152882A1 - TORRETA OR APPLIANCE TOOL HOLDER FOR TORNOS : en es
  • ES153008A2 - A PROCEDURE FOR THE MANUFACTURE OF COMPRESSED FERROMAGNETIC BODIES AND BODIES OBTAINED IN THIS WAY : en es
  • ES154166A1 - ELECTROCONVULSOR APPARATUS FOR THE TREATMENT OF SCHIZOPHRENIAS AND OTHER MENTAL ILLNESSES : en es
  • ES154436A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES155726A1 - PROCEDURE TO OBTAIN RELEASE EFFECTS ON PAPERS, CARDBOARDS, FABRICS AND CARDS OF ALL KINDS : en es
  • ES157942A1 - IMPROVEMENTS IN SELF-RECORDING LATHES TO RECORD CYLINDRICAL SURFACES : en es
  • ES158294A1 - SOME PERFECTIONS IN THE PROCEDURE TO ASSEMBLE AND TO INSULATE ELECTRICAL RESISTANCES, INSIDE CYLINDRICAL OR TUBULAR PARTS, TO WHICH SHAFT CAN BE GIVEN, OR ALREADY HAVE, A VARIABLE SHAPE : en es
  • ES158766A1 - A VALVULAR GENERATOR OF FREQUENCY STABLE : en es
  • ES159081A1 - A LIQUID ELEVATOR THROUGH COMPRESSED AIR, WITH PERCUTOR WEIGHT AND INJECTOR FOR THE INVESTMENT VALVE : en es
  • ES151456A1 - A GONIOMETER ARRANGEMENT PROVISION : en es
  • ES152316A3 - A PROCEDURE FOR THE OBTAINING OF SYNTHETIC BENZOIC ACID : en es
  • ES153608A1 - PROCEDURE TO OBTAIN A NEW PAVING PRODUCT : en es
  • ES153867A1 - PROCEDURE FOR OBTAINING MONO AND MULTICOLOR PHOTOGRAPHIC IMAGES, TRANSPARENT AND NON-TRANSPARENT, THROUGH THE DEVELOPMENT OF CHROMOGEN : en es
  • ES154394A1 - APPARATUS TO ECONOMIZE THE FUEL OF EXPLOSION ENGINES : en es
  • ES155629A1 - PROCEDURE FOR THE CONSTRUCTION OF FLOORS : en es
  • ES157838A1 - AMPLIFIER WITH NEGATIVE REACTION : en es
  • ES159344A1 - PROCEDURE FOR THE PRODUCTION OF SAND MOLDS FOR METAL CASTING : en es
  • ES159350A1 - IMPROVEMENTS INTRODUCED IN THE MIXED-PORTABLE WRITING MACHINES : en es
  • US2312354A - Attachment for milling machines : en
  • US2312625A - Marking device : en
  • US2312670A - Electric torch or flashlight : en
  • US2313021A - Calculator : en
  • ES152070A1 - PROCEDURE FOR THE OBTAINING OF DIHYDRO-DERIVATIVES OF THE ALKALOIDS OF THE CENTRAL CORNEZUELO, NATURAL AND SYNTHETIC, OF SIMPATICOLIC EFFECT : en es
  • ES152383A1 - A DEVICE FOR THE SPRAYING OF LIQUIDS : en es
  • ES154327A3 - CUFFLINKS AND CUFF FASTENERS : en es
  • ES157774A1 - IMPROVEMENTS IN ELECTRICAL NETWORK RECEIVERS WITH AUTOMATIC CONTINUATION : en es
  • ES157819A1 - IMPROVEMENTS INTRODUCED IN THE PUMPS TO PRODUCE AIR, INTENDED MAINLY TO THE INFLATION OF TIRES : en es
  • ES158337A1 - COMBINED MACHINE TO SPREAD AND CLEAN ALMONDS, HAZELNUTS AND OTHER SIMILAR FRUITS : en es
  • ES158730A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB551610A - Improvements in or relating to laminated articles and their methods of manufacture : en
  • DE732554C - Screen grid tubes with an auxiliary grid between the screen grid and anode, to which an alternating potential is supplied : de en
  • ES152182A3 - A PROCEDURE FOR THE VULCANIZATION OF RUBBER BOOTS : en es
  • ES153385A1 - A DISPOSITION TO ADAPT THE CONSUMPTION OF CURRENT TO USEFUL ENERGY IN RADIO APPLIANCES, MAINLY IN RADIO RECEIVERS : en es
  • ES153438A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BALLESTAJES FOR BICYCLES, ESPECIALLY FOR MOTORCYCLES : en es
  • ES155237A1 - PROCEDURE THAT ALLOWS THE SUBJECTION OF THE PARTS THAT, THROUGH SLEEKS, IMPOSSIBLE YOUR EASY SEPARATION WITHOUT ANOTHER OF ANOTHER : en es
  • ES155684A1 - PROCEDURE FOR UTILIZATION OF THE ENCINE WOOD IN THE ROOFING AND ESPECIALLY FOR INTERIOR PAVEMENTS : en es
  • ES156957A1 - PROCEDURE FOR THE OBTAINING OF LACTONS FROM THE CICLOPENTANOPOLIHIDROFENENTRÉNICA SERIES : en es
  • ES158762A1 - IMPROVEMENTS IN INDUSTRIAL GALVANOMETERS : en es
  • US2312389A - Automotive crawler vehicle with a scraper bowl : en
  • ES152829A1 - DEVICE OF PROTECTION AGAINST ARCOS VOLTAICOS FOR INDIVIDUAL INSULATORS BUILT IN THE MANNER OF AN ANTENNA LITTLE ARRAY : en es
  • ES153954A1 - PROCEDURE FOR MANUFACTURING RUBBER SLEEVES FOR MACHINE MACHINES : en es
  • ES154260A1 - PROCEDURE FOR THE SEPARATION WITHOUT DETERIORATION OF THE HAIR OF ANIMAL SKINS, WITH USE OF THE RESULTING DISSOLUTION AS INDUSTRIAL PRODUCTS : en es
  • ES154663A3 - ALTERNATING CURRENT INTERRUPTION MECHANISM : en es
  • ES157905A2 - A DEVICE FOR SOUND COUPLING TO CHILDREN'S CINEMA OR TOY DEVICES : en es
  • ES158556A1 - METHOD FOR COVERING TWO LAYERS, OF WHICH ONE SERVES PROTECTION AND THE OTHER PRODUCES A DECORATIVE EFFECT, IN WOODEN OBJECTS, WOODWORK, WOODEN FIBER PLATES AND HARD PLATES OF THE SAME FIBER, TISSUES AND CARTERS OF ASBESTOS, LEAVES CORK, PRESSED CARTON AND ANALOGUE MATERIALS : en es
  • ES158978A1 - PROCEDURE TO IMPROVE OR BONIFY OBJECTS : en es
  • FR879699A - Method of fixing press cushions based on highly polymerized thermoplastic products in press cases for shaping light metal : en fr
  • ES152372A1 - A PERFORATOR OR DRILL HAMMER : en es
  • ES154207A1 - BOILER FOR ABSORPTION REFRIGERATING MACHINES : en es
  • ES157714A1 - IMPROVEMENTS IN THE BOARD OF VARIABLE STEP PROPELLERS IN WHICH THE SHOVEL AND ITS SHAW ARE UNITED SO THAT THEY CAN BE SEPARATED : en es
  • ES159563A1 - A CONDENSER OF PERFECT TYPE : en es
  • US2312453A - Magazine for safety razor blades : en
  • CA410790A - Electrodynamic condenser apparatus : en fr
  • DE732610C - Movable electrical cable or wire : de en
  • ES150600A1 - A MACHINE FOR THE EXTRACTION OF OLIVE OIL : en es
  • ES151935A3 - SYMMETRICAL BRAKE FOR ACTION SHOE BIKES, SIDE, WITH A POWER ARM GREATER THAN THE RESISTANCE ARM AND SHOE HOLDERS ADJUSTABLE IN ALL DIRECTIONS : en es
  • ES151982A1 - PROCEDURE FOR OBTAINING SYNTHETIC RESINS : en es
  • ES153507A1 - IMPROVEMENTS IN ELECTRIC DISCHARGE LAMPS : en es
  • ES154052A1 - PROCEDURE FOR OBTAINING A FUEL : en es
  • ES155597A1 - SYSTEM OF USE OF THE VOLUME CHANGE EXPERIMENTING LIQUIDS AND LIQUEFIED GASES WHEN VARIING ITS TEMPERATURE : en es
  • ES156988A1 - A MACHINE OF EMBOLO : en es
  • ES157233A1 - COUNTERPEDAL BRAKE DEVICE COMBINED WITH AN ANTI-THEFT MECHANISM, FOR BICYCLES : en es
  • ES158564A1 - A PROCEDURE FOR THE PREPARATION OF THE POTASSIC MANGANATE : en es
  • ES158907A1 - A SPRAY NOZZLE TO MANUFACTURE ARTIFICIAL SILK AND CELLULOSE WOOL : en es
  • ES159290A2 - IMPROVEMENTS MADE : en es
  • CA410786A - Envelope unit manufacture : en fr
  • CA410843A - Cellulosic material production : en fr
  • DE732526C - Movable vertical pipe wall duct : de en
  • DE732177C - Flat cylindrical hot conductor : de en
  • ES151559A3 - MANDELIC ACID PREPARATION : en es
  • ES151663A1 - MECHANISM THAT CAPTURES THE FORCE OF THE WAVES AND THAT OF THE GRAVITY, CONVIRTING IT IN MOVEMENT OF CONTINUOUS ROTATION : en es
  • ES153939A1 - IMPROVEMENTS IN LAMP CAPS : en es
  • ES155228A1 - DEVICE TO ELIMINATE THE SOLID PARTICLES THAT DRIVE A GAS CURRENT : en es
  • ES155412A1 - REGULATOR GROUP FOR THE CLUTCH, COMPLETELY AUTOMATIC, OF TRANSMISSIONS OF MAGNETIC COUPLING : en es
  • ES151499A1 - GASOGEN OF INVERTED COMBUSTION FOR THE DISTILLATION OF VEGETABLE CARBON WITH ADMISSION OF REELATED WATER VAPOR FOR DOWSON GAS FORMATION : en es
  • ES151667A1 - IMPROVEMENTS INTRODUCED IN NOZZLES APPLICABLE TO GASOGENS OF AUTOMOTIVE VEHICLES : en es
  • ES152473A1 - A THERMAL COMPENSATION DEVICE FOR RELEVATORS : en es
  • ES153753A1 - DEVICE FOR AVOIDING THE FRAUDS OF ELECTRICAL ENERGY THAT ARE MADE BY CHANGE OR INVESTMENT OF THE POLARITY OF THE CURRENT, DECREASE OF PHASES OR ANALOGUE : en es
  • ES154692A3 - IMPROVEMENTS IN ELECTRIC INCANDESCENCE LAMPS : en es
  • ES154858A3 - PROCEDURE FOR COATING METAL OBJECTS WITH ONE OR MULTIPLE LAYERS OF DIFFERENT METALS : en es
  • ES154937A1 - APRA VIBRATORY SWITCH ELECTRIC CIRCUITS : en es
  • ES157890A1 - PROCEDURE FOR THE OBTAINING OF APPROPRIATE ALUMINUM SILICATES FOR THERAPEUTIC PURPOSES : en es
  • US2312627A - Fan : en
  • US2312989A - Rail bond : en
  • US2312988A - Wrapping roll for bending machines : en
  • US2312418A - Process and apparatus for conditioning the surfaces of metal bodies : en
  • ES151419A1 - IMPROVEMENTS IN OBTAINING CONCENTRATED MOLES FROM MAGNESIUM HYDROXIDE : en es
  • ES152276A3 - PROCEDURE FOR OBTAINING -AMINO-BENZOL-4-SULFON-2'-AMIDOPYRIDINE : en es
  • ES152352A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT Ns 144315 : en es
  • ES152848A1 - PROCEDURE AND DEVICE FOR THE MANUFACTURE OF ELASTIC ARTIFICIAL RESIN : en es
  • ES153409A1 - PROCEDURE TO CARRY OUT CHEMICAL REACTIONS : en es
  • ES154384A1 - IMPROVEMENTS IN ELECTRICAL APPLIANCES FOR BUILT-IN MOUNTING : en es
  • ES154294A1 - GASOGENO OF NEW TYPE : en es
  • ES154840A1 - PROCEDURE FOR OBTAINING TAPES FOR DESCRIBING, CALCULATING AND SIMILAR MACHINES : en es
  • ES158925A1 - A PROCEDURE FOR OBTAINING CACIO ACID PHOSPHATES FROM THREE-PHASE PHOSPHATE IN A CYCLIC PROCESS FROM TRICAL AND NITRIC ACID PHOSPHATE : en es
  • DK60654C - Device by Filters for Gas Masks. : da en
  • FR879675A - Glides and soles for shoes : en fr
  • FR879696A - Process for desulfurization of industrial gases, waste air, waste water from gas production and carbonization and other waste water, and apparatus for gas purification : en fr
  • ES157593A1 - PROCEDURE FOR OBTAINING ROLLERS FOR THREAD VELLONES : en es
  • ES157705A1 - PROCEDURE FOR OBTAINING ZINC AND OTHER DISTILLED METALS : en es
  • ES158555A1 - INSTALLATION OF PRESSURE OIL BRAKES, ESPECIALLY FOR AUTOMOTIVE VEHICLES : en es
  • ES151705A1 - MECHANISM OF THE OPERATION OF AN ADDRESSING MANIPULATOR OR ANALOGUE APPARATUS FOR INSTALLATIONS OF AUTOMATIC GOVERNMENT OF VEHICLES, ESPECIALLY AIR VEHICLES : en es
  • ES153194A1 - PROCEDURE FOR OBTAINING A PRODUCT TO REPLACE THE COPPER SALTS IN THEIR APPLICATIONS TO PREVENT CERTAIN DISEASES OF PLANTS LIKE THE MILDIU : en es
  • ES154410A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154637A1 - FILTER SYSTEM OF GREAT SURFACE FOR WINES, LIQUORS AND OTHER LIQUIDS : en es
  • ES154665A1 - IMPROVEMENTS IN THE MANUFACTURE OF TWISTED OR BIGUDES TO CURL THE HAIR : en es
  • ES155496A1 - PROCEDURE FOR OBTAINING A THERAPEUTIC PRODUCT : en es
  • ES155563A1 - IMPROVEMENTS IN FACILITIES USING A HOT FLUID PUSHED BY DRIVING FORCE, AND PARTICULARLY IN THE INSTALLATIONS OF HEATING OR REHEATING FLUIDS : en es
  • FR879838A - Warp-free bias weaving process using short fibers : en fr
  • US2312480A - Derivatives of pregnane and pregnene : en
  • ES153003A2 - A SIGHTING DEVICE, ESPECIALLY INTENDED FOR MACHINE GUNS AND ANTI-AIRCRAFT PARTS : en es
  • ES153776A1 - ERGOMETRINE MANUFACTURING PROCEDURE : en es
  • ES154533A1 - AUTOMATIC DELAYED STARTING DEVICE FOR ELECTRIC MOTORS : en es
  • ES155335A1 - IMPROVEMENTS INTRODUCED IN THE BLINDS AND SIMILAR : en es
  • ES157594A1 - PROCEDURE AND DEVICE FOR THE OBTAINING OF A SUCEPTIBLE YARN OF BEING EMPLOYED IN ITEMS AND GUNS OF POINT, STARTING FROM ENDLESS THREADS : en es
  • ES158951A3 - PROCEDURE FOR OBTAINING MILDES FOR FLAT PRINTING : en es
  • DE732366C - Arrangement for the automatic regulation of the field of direct current winding machines : de en
  • DE732376C - Internal combustion engine with direct drive of the piston by the rotating crank pin : de en
  • ES151445A1 - A TREE OF SPRING BOX IN THE ESPOLETAS : en es
  • ES151775A1 - AN AUTOMATIC GAS ACETYLENE GENERATOR SYSTEM : en es
  • ES152203A1 - DISINTEGRATING MACHINE FOR THE CRUSHING AND MILLING OF FEEDS : en es
  • ES153030A1 - A RADIATION GENERATOR SYSTEM FOR BRAUN TUBES, ESPECIALLY FOR TELEVISION : en es
  • ES154556A1 - PROCEDURE FOR THE OBTAINING OF ARYLOXY-ALKYLAMINE-BUTANONES AND BUTANOLES : en es
  • ES154919A1 - IMPROVEMENTS IN THE OBTAINING OF GAS COMBUSTIBLES : en es
  • ES155117A1 - PROCEDURE FOR OBTAINING STYBENE DYES : en es
  • ES155224A1 - MECHANICAL SYSTEM FOR CALL APPLIANCES : en es
  • ES155609A3 - IMPROVEMENTS IN MACHINES FOR AGGLOMERATING CARBON AND OTHER POWDERING MATERIALS : en es
  • ES152576A1 - A UNION OF AXIS GROUPS TO A FRAME, ESPECIALLY PROVIDED OF TWO TUBULAR LONGITUDINAL LONGGUARDS : en es
  • ES152907A1 - A DEVICE FOR THE PRESSING OF EXTRACTION, ESPECIALLY OF OLIVE OIL : en es
  • ES154276A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF GASOGENS : en es
  • ES155068A1 - LAMP HOLDER OF PRESSED INSULATING MATERIAL, COMPOSED OF 2 PIECES : en es
  • ES155188A1 - IMPROVEMENTS INTRODUCED IN THE DEPURATION, REFRIGERATION AND FILTRATION OF POOR GAS GENERATING APPLIANCES APPLIED TO MOTOR VEHICLES : en es
  • ES157501A1 - CONNECTION PROVISION TO DEPRIVE PERTURBING TENSIONS DUE TO DIRECT RADIATION WAVES IN A PROCEDURE TO DETERMINE THE DISTANCE OF REFLECTING SURFACES WITH ELECTROMAGNETIC WAVE AUXILIUM : en es
  • ES158509A2 - PROCEDURE FOR THE PRODUCTION OF PERFECTLY ADHESIVE COATING : en es
  • ES158621A3 - A PROCEDURE FOR THE MANUFACTURE OF DIAPHANE PAPER, WHICH, SUPERIMPOSED TO THE CRYSTALS, IMITATES GLASSWORKS IN VARIOUS COLORS AND DRAWINGS : en es
  • FR879797A - Device for surface hardening by electric induction of metal workpieces : en fr
  • ES154862A2 - IMPROVEMENTS IN THE MANUFACTURE OF TIN OR OTHER METAL SHEET CONTAINERS : en es
  • ES152165A1 - SOME PERFECTIONS IN THE MANUFACTURE OF INSULATING TUBES FOR OWN ELECTRICAL INSTALLATIONS : en es
  • ES155199A1 - PROCEDURE FOR OBTAINING PHOTOGRAPHS ARPOTEAS OR IN RELIEF, BLACK TONE OR OTHER AND IN NARURAL OR ARTISTIC COLORS : en es
  • ES158455A1 - PROCEDURE AND CORRESPONDING APPARATUS FOR THE CLASSIFICATION OF OILS : en es
  • GB551601A - Improvements in or relating to optical range finders : en
  • ES151871A3 - NEW HAIR CURLER SYSTEM : en es
  • ES152847A1 - FORGE PROCEDURE TO JOIN THE EXTREMES OF TWO OR SEVERAL PARALLEL TUBES, FORMING A JOINT EXTREME : en es
  • ES155338A1 - CONTINUOUS LECTRIC OVEN FOR CERAMIC OR GLASS ENAMELLED : en es
  • ES157503A1 - A HAND-FREE TRANSPORTABLE AGRICULTURAL MILLER WITH FREE-STARTING WHEEL : en es
  • DE732266C - Method for the production of seamless tubes, in particular artificial sausage casings : de en
  • ES151870A1 - IMPROVEMENTS IN BURNERS : en es
  • ES153540A1 - IMPROVEMENTS IN THE CONSTRUCTION OF FRAMES FOR BIKES, ESPECIALLY FOR MOTORCYCLES : en es
  • ES154355A1 - GASOGEN FOR AUTOMOBILE VEHICLES : en es
  • ES154536A1 - WATER HEATER FOR ELECTRICITY FOR DOMESTIC AND DEVICE USES : en es
  • ES5217Y - Improvements in gas masks, made of rubber. : en es
  • US2312934A - Gain control for seismograph amplifiers : en
  • US2312505A - Driving mechanism for centrifugal separators : en
  • DE732546C - Device for filling the bearing and separating safety balls : de en
  • ES152349A1 - A DEVICE PARTICULARLY SUITABLE FOR MAKING TEMPLE OF USED GLASSES IN OPTICS, SUCH AS GLASSES, ANTIGAS CARDS AND SIMILAR ARTICLES, AND IN GENERAL FOR THE TEMPLE OF ALL KINDS OF GLASS, WITHOUT EXCEPTION : en es
  • ES158470A1 - PROCEDURE FOR THE PREPARATION OF CONDENSATION PRODUCTS BASED ON FATTY ALCOHOLS : en es
  • ES159111A2 - A CONNECTING ARRANGEMENT FOR ALTERNATING CURRENT TELEGRAPH TRANSMISSIONS WITH PHASE REVERSE : en es
  • CA410917A - Radio direction finding system : en fr
  • CA410906A - Potato treating apparatus for shipment : en fr
  • US2312847A - Railway car : en
  • US2312424A - Lifting mechanism for tractor operated implements : en
  • AU568942A - Improvements in and connected with rotary clotheslines : en
  • ES152448A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF SECAFIRMS : en es
  • ES152981A1 - A PHONOGRAPHIC STEEL WIRE MACHINE : en es
  • ES153513A1 - A MARK OF MEASUREMENT FOR STEREOSCOPIC TELEMETERS : en es
  • ES154249A3 - IMPROVEMENTS IN DYNAMO-ELECTRIC HEADLIGHTS FOR BICYCLES AND MOTORCYCLES : en es
  • ES157061A3 - WEAVING DEVICE OR MECHANISM TO MANUFACTURE FABRICS WITH GREAT THICKNESS IN THE WEF : en es
  • DE732506C - Support frame for cord reels in telephone exchanges : de en
  • AU116618B2 - An improved process forthe production of vinegar : en
  • ES154075A3 - BALL SUPPORT CONSTRUCTION SYSTEM FOR BEARINGS ADAPTABLE TO AXLES WITH CONICAL TERMINALS : en es
  • ES155069A1 - FIREARM, TYPE OF LANZAGRANADAS, MORTARS OR SIMILAR : en es
  • ES155547A1 - CONSTRUCTION SYSTEM IN WHICH STRETCHED CONCRETE VIGUETTES INTERVENGE WITH SOUL ALIGERATED BY HOLLOW OR SOLID BRICK OF ANY DIMENSION : en es
  • ES155624A1 - PROCEDURE FOR OBTAINING HALOGEN LACTAMAS : en es
  • ES159297A1 - AIRPLANE WITH ARROW-SHAPED SUPPORTING WING : en es
  • GB551548A - Improvements in non-reflecting coatings : en
  • ES152005A1 - OIL PICKUP PLATE APPLICABLE TO THE CANVAS MACHINES OF SAVING CANS : en es
  • ES154359A1 - PROCEDURE FOR THE OBTAINING OF TRISAZOCOLORANTES : en es
  • ES155293A1 - DEVICE FOR CUTTING TO MEASURE AND PACKAGING STILL SOFT FIBROUS CEMENT LEAVES : en es
  • ES155344A1 - PROCEDURE FOR MANUFACTURING A SYNTHETIC OCNDENSATION BALM : en es
  • ES158592A1 - PROCEDURE FOR THE PREPARATION OF CONCENTRATED FRUIT MASSES : en es
  • ES158802A1 - IMPROVEMENTS IN THE LATHE BLADE HOLDER DEVICES : en es
  • US2312956A - Collapsible horse : en
  • ES147361A1 - Improved pump for liquids. : en es
  • ES151590A1 - MANUFACTURING PROCEDURE OF ALL KINDS OF GLASS OBJECTS, IRROMPIBLE TO THE BRUSCO TEMPERATURE CHANGE : en es
  • ES151818A1 - A MECHANICAL URDIDOR : en es
  • ES151920A1 - A NEW PROCEDURE FOR THE OBTAINING OF SOLUBLE FLOURS, APPLICABLE TO THE APRESS OF TEXTILE FIBERS : en es
  • ES153402A1 - PROCEDURE FOR CONVERTING SOLID ELEMENTS OF SERUM IN A PRODUCT CONTAINING LACTALBUMIN, CAPABLE OF BEATING AND COOKING : en es
  • ES157241A1 - A LOCK FOR CABINET DOORS AND SIMILAR : en es
  • ES157355A1 - SOME IMPROVEMENTS IN THE SHORT-CIRCUIT ELEMENTS FOR THE PROTECTION OF ELECTRICITY RECEIVING FACILITIES : en es
  • ES158885A1 - OLIVE BONING MACHINE : en es
  • ES159289A1 - APPARATUS FOR DECOMPOSING WATER, ESPECIALLY CONSTRUCTION OF PRESSES-FILTERS : en es
  • US2312495A - Tank outlet unit : en
  • ES151522A1 - A PROCEDURE WITH YOUR DEVICE FOR DRYING FABRICS OF WOOL, COTTON, SILK, ARTIFICIAL SILK, CELLULOSE WOOL AND MIXED FABRICS : en es
  • ES152883A1 - REINFORCEMENT DEVICE FOR THE TRANSVERSAL SEALS OF THE COVER OF THE SHOULDER CONCRETE : en es
  • ES155249A1 - AUTOMATIC GASOGEN : en es
  • ES155600A1 - FLOOR MANUFACTURING PROCEDURE : en es
  • ES158857A1 - A PROCEDURE FOR THE MANUFACTURE OF FEEDS FOR LIVESTOCK : en es
  • ES159151A1 - A PROCEDURE FOR THE PROTECTION OF THE SHEETS, ESPECIALLY THOSE PLASTERS THAT LAST ARE INTENDED FOR THE MANUFACTURE OF CONTAINERS, COVERS, PLUGS FOR BOTTLES AND OTHER SIMILAR VESSELS : en es
  • ES159417A1 - A NEW SYSTEM IN ROTARY PUMP : en es
  • ES152227A1 - IMPROVEMENTS IN THE PRINTING OF CINEMATOGRAPHIC FILMS : en es
  • ES152314A3 - A PROCEDURE FOR THE OBTAINING OF SYNTHETIC BENZOIC ACID : en es
  • ES152806A1 - A NEW SECURITY POCKET SYSTEM, ADAPTABLE TO ANY CLASS OF GARMENT : en es
  • ES154245A1 - PROCEDURE FOR OBTAINING AZO COLORS : en es
  • ES154630A1 - GASOGENO APPARATUS, FILTER AND MIXER, APPLICABLE TO AUTOMOTIVE VEHICLES : en es
  • ES155063A1 - PROCEDURE FOR MANUFACTURING A PAPER PASTE ESPECIALLY : en es
  • ES155173A3 - METHOD FOR THICKENING AND IMPROVING THE CHARACTERISTICS OF MINERAL OILS AND THEIR MIXTURES, BY DISSOLVING IN THE SAME ALUMINUM AND LEAD SOAP, ALONE OR IN THE PRESENCE OF STABILIZERS : en es
  • ES158000A1 - AN IMPROVEMENT IN THE SYSTEM OF TIRAJE OF THE HOMES : en es
  • ES159476A1 - IMPROVEMENTS IN AUTOMATIC REGULATORS OF FLUID FLOWS : en es
  • ES159742A1 - PERFECTED BOX-HEAD FOR MACHINES, TOOLS AND ESPECIALLY FOR MONOPOLEA TORNOS : en es
  • ES151857A1 - SYSTEM OF DISTRIBUTION AND USE OF SOLAR RAYS : en es
  • ES153716A1 - A MOUNT FOR SELECTIVE RECEPTION OF HIGH FREQUENCY SIGNALS : en es
  • ES153975A1 - LUMINOUS PROJECTION DEVICE, APPLICABLE TO ADVERTISING DEVICES AND OTHER USES : en es
  • ES154613A1 - IMPROVEMENTS IN THE MANUFACTURE OF A NEW TECHNICAL MINERAL TEETH : en es
  • ES155304A1 - IMPROVEMENTS IN THE MANUFACTURE OF DURALUMINIO RIMS FOR CYCLES OF ALL KINDS : en es
  • ES155347A1 - IMPROVEMENTS IN THE GENERATING DEPOSITS CORRESPONDING TO GASOGENS LINKED TO EXPLOSION ENGINES USING THE ACETYLENE GAS : en es
  • ES157533A2 - A VEGETABLE CARBON GASOGEN, ESPECIALLY ADAPTED FOR AUTOMOBILE VEHICLES : en es
  • ES158247A1 - A TEMPERATURE MEASUREMENT APPARATUS USING COMBINED THERMOELECTRIC PAIRS WITH MOBILE REEL GALVANOMETERS AND PERMANENT IMAN : en es
  • FR879815A - Process for preparing gamma-keto-pimelic dilactone : en fr
  • DE732580C - On the edge of the vessel of pressure cooker arranged support ring for the hinged cover screw bolts : de en
  • ES152648A1 - DETONATOR DEVICE FOR THE ACOUSTIC IMITATION OF AMETRALADORAS : en es
  • ES154814A3 - PROCEDURE FOR OBTAINING POLYSULFIDES FROM OLELINAS : en es
  • ES157266A1 - SWITCH AND ELECTRICAL CURRENT SWITCH : en es
  • ES159399A3 - A PROCEDURE FOR THE MANUFACTURE OF CAST CRUCIFIXES : en es
  • FR879820A - Installation for retaining sand in sewage : en fr
  • US2312898A - Method of bluing coal : en
  • ES150557A1 - A PROCEDURE FOR THE MANUFACTURE OF CASEIN, TAKING VEGETABLE SEEDS AS A BASIS : en es
  • ES152527A1 - PROCEDURE FOR OBTAINING STEEL FERRITIC ALLOYS RESISTANT TO INTERCRYSTAL CORINION : en es
  • ES152851A1 - PROCEDURE FOR PREPARATION OF ARTIFICIAL RUBBER : en es
  • ES153404A1 - MARGINAL DEVICE AND CARRIER JUMP FOR WRITING MACHINES : en es
  • ES153489A1 - A PROVISION FOR TELEPHONE TRANSMISSION THROUGH ALTERNATIVE HIGH FREQUENCY CURRENTS, PREFERABLY BY LINES : en es
  • ES153510A1 - AN ELECTRIC CHASSIS FOR INDICATOR SIGNALS : en es
  • ES154369A1 - PROCEDURE FOR THE OBTAINING OF FORGED ELBOW OF 180 DEGREES WITH TRANSVERSAL NERVE : en es
  • ES154803A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF AUTOMATIC MACHINES FOR THE MANUFACTURE OF TABLETS OR PILLS : en es
  • ES154857A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154978A1 - ISSUING PROVISION : en es
  • ES157837A1 - ELECTRICAL SIGNALING SYSTEMS : en es
  • ES158108A1 - A CENTRIFUGAL REGULATOR, ESPECIALLY FOR VARIABLE STEP PROPELLERS WITH ELECTRICAL OR HYDRAULIC CONTROL : en es
  • ES151684A1 - IMPROVEMENTS IN THE LONGITUDINAL COMMAND OF THE AIRCRAFT TO ENHANCE ITS MANEUVERABILITY AND PREVENT THE INVOLUNTARY SPEED LOSS, WITH THE USE OF A UNIQUE CONTROL LEVER : en es
  • ES152283A1 - IMPROVEMENTS TO INTERNAL COMBUSTION ENGINES, WHOSE DISTRIBUTION IS PERFORMED BY MEANS OF RODS AND ROCKERS : en es
  • ES152929A3 - NEW CONSTRUCTION SYSTEM OF TUNING CAPACITORS FOR RADIO RECEIVERS WITH VARIED RANGE OF WAVES : en es
  • ES153584A1 - SUSPENSION OR RETAINER ISOLATOR IN THE FORM OF A BAR : en es
  • ES157519A1 - A SYSTEM OF LUBRICATION OF THE EMBROIDERIES OF THE FUEL INJECTION PUMPS : en es
  • DE732498C - Process for the production of condensation products : de en
  • ES151543A1 - A NEW PISTON PUMP : en es
  • ES151750A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF VULCANIZED SOLES FOR THE SHOES : en es
  • ES151889A1 - A PROCEDURE FOR THE OBTAINING OF AN ISOLATING AND SIMILAR MATERIAL : en es
  • ES152767A1 - A DEVICE BY WHICH THE ROLES OF ANY WAY CAN CROSS IN THE TWO DIRECTIONS, ON THE SAME CABLE : en es
  • ES155107A1 - PROCEDURE FOR THE PAINTING OF PEINES : en es
  • ES155111A1 - OVEN, ESPECIALLY FOR THE DISTILLATION OF ASPHALTIC ROCKS AND BITUMINOUS SKYSITES : en es
  • ES157500A1 - A PROVISION TO MOUNT FIREARMS : en es
  • ES158273A1 - A GASOGEN : en es
  • ES158746A1 - GOVERNMENT MECHANISM FOR THE VARIABLE STEP PROPULSORE PROPULSORE : en es
  • ES158976A1 - IMPROVEMENTS IN THE MANUFACTURE OF VALVES FOR BICYCLE AND SIMILAR CHAMBERS : en es
  • ES159426A1 - SOME IMPROVEMENTS IN THE HANDLING OF THE CELOPHANA, TO OBTAIN LOOKS AND LOOKS IN GENERAL : en es
  • GB551674A - Improvements in or relating to a mechanical method for use in the separation of the sell and flesh of crustacea or the like : en
  • US2312613A - Miner s lamp : en
  • US2312735A - Process and agent for breaking petroleum emulsions : en
  • US2312333A - Veneer molding process : en
  • US2312763A - Welding rod holder : en
  • US2312813A - Hat retainer : en
  • ES152116A1 - A BILATERAL FREQUENCY CARRIER SYSTEM : en es
  • ES152639A3 - CARBONIZING OVEN BASED ON METAL BATH : en es
  • ES153833A1 - A PROCEDURE FOR THE MANUFACTURE OF VERY STRETCHED PLATES OF ALUMINUM REFINABLE ALLOYS : en es
  • ES154237A1 - PRESSURE INDICATOR ELECTRIC PIEZO THAT ALLOWS TO TRANSFORM PRESSURE VARIATIONS IN TENSION VARIATIONS : en es
  • ES158643A1 - PROCEDURE FOR THE MANUFACTURE OF WIRE CABLES : en es
  • ES158703A1 - SERVIOLA PARA BOTES : en es
  • DE1513683U - : de en
  • DE732540C - Spring-loaded trailer coupling for motor vehicles with protz device : de en
  • CA410864A - Variable speed transmission device : en fr
  • DE732587C - Depositing device on potato harvesters : de en
  • US2312704A - Reaction product of aldehydes and triazine derivatives : en
  • FR879698A - Cold accumulator : en fr
  • CA410839A - Delayed-start electric motor : en fr
  • DE732504C - Dial mechanism for printing, recording or similar devices centrally driven by a motor : de en
  • US2312366A - Controlling mechanism : en
  • US2312538A - Reversible coal cutting bit : en
  • DE732407C - Sound film driving device : de en
  • ES151583A1 - IMPROVEMENTS IN HANGING CRANE INSTALLATIONS : en es
  • ES153214A1 - A BOX SYSTEM FOR CARS, WITH A SURFACE ADAPTED TO AIR CURRENTS : en es
  • ES149758A3 - A MACHINE FOR DYING WOODS, IN WHICH THEY REMAIN FIXED IN A VERTICAL POSITION, WITH CIRCULATION OF THE DYE BATH IN WHICH THE MECHANISMS AND PARTS IN CONTACT WITH THE BATH ARE MADE OF STAINLESS STEEL : en es
  • ES151810A3 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF SEATS, BASED ON FOAM RUBBER OR SIMILAR ELASTIC OR FLEXIBLE SUBSTANCES : en es
  • ES151865A3 - A PROCEDURE FOR PREPARING STARTING SUBSTANCES CONTAINING LITHIUM PHOSPHATE : en es
  • ES153128A1 - IMPROVEMENTS INTRODUCED IN THE CHARGERS FOR FIREARMS, ESPECIALLY IN THE AUTOMATIC CANYONS OF SMALL CALIBER : en es
  • ES153412A1 - A CIRCUIT DISPOSITION FOR ELECTRICAL SHOCK LAMPS : en es
  • ES155213A3 - PROCEDURE FOR OBTAINING SOIL PRODUCTS FROM MILK : en es
  • US2313001A - Driving mechanism : en
  • FR879763A - Process for the manufacture of artificial products made from cellulose xanthogenate or its derivatives : en fr
  • FR879770A - Method and apparatus for manufacturing fibrous products : en fr
  • ES153738A1 - PROCEDURE FOR FEEDING LAMPS FOR CLINICAL USES AND OTHER ELECTROMEDICINE APPLIANCES : en es
  • ES154347A1 - SULPHONIC ACIDS MANUFACTURING PROCEDURE : en es
  • ES154530A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF STEEL GUIDES FOR ELEVATORS : en es
  • ES154623A3 - MIXER CARBURETOR : en es
  • ES158491A1 - A DEVICE FOR DRILLING : en es
  • DE732469C - Axially pressurized overpressure steam turbine with a floating drum rotor and a floating housing : de en
  • ES151391A1 - A NEW AUTOMATIC MACHINE FOR THE PICADO AND CONTRAPICADO OF NEW LIMITS AND REPICADO OF USED LIMES : en es
  • ES152667A1 - APPARATUS OF ANGLES, ESPECIALLY THEODOLITOS, WITH TRANSMISSION OF ANGLES IN GREAT DISTANCE : en es
  • ES152688A1 - A MULTIPLE SWITCH : en es
  • ES154229A1 - HEIGHT CHAMBER : en es
  • ES155166A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF LOCOMOTIVE TELECOMMUNICATION CABLES WITH FOUR CIRCUITS COMBINED IN STAR, INDIVIDUALLY SCRATCHED, AND INDIVIDUAL DRIVERS AVAILABLE IN LSO OUTDOOR SPACES IN WEDGE : en es
  • ES157954A1 - A PROCEDURE FOR THE TREATMENT OF ANIMAL FIBERS IN ORDER TO REDUCE THEIR TREND TO AFFECT : en es
  • ES151489A1 - A NEW SILO STORAGE OF GRAINS WITH CIRCULATION OF GASES BY THE DUCTS THAT FORM THE SPACES THAT LEAVE THE GRAINS BETWEEN YES : en es
  • ES152583A2 - AN AUTOMATIC HEAVY APPLIANCE FOR MATERIALS OF ALL KINDS OF GRANULAR SHAPE, APPLICABLE ESPECIALLY TO THRESHING MACHINES, LEAF REMOVER, HEAVING MACHINES AND SIMILAR SEED PROCESSING MACHINES : en es
  • ES154314A3 - PROCEDURE FOR THE MANUFACTURE OF WATER-BASED ENGRAVED HOLE INKS AND REMOVABLE WITH WATER WITHOUT THE USE OF SOLVENTS, SUCH AS XYLOL, TULUOL, BENZINE AND SIMILAR CURRENTLY USED : en es
  • ES154889A1 - TOASTER MACHINE FOR MATERIALS GRANUJINETES : en es
  • ES157237A1 - PROCEDURE FOR THE OBTAINING OF FURFUROL AND XYLOSE FROM THE VERY SOLUBLE CELLULOSE PRODUCTS WHICH GO IN DISSOLUTION WHEN HYDROLIZING PRIMARY MATERIALS CONTAINING CELLULOSE : en es
  • ES158276A1 - DEVICE FOR THE OBTAINING OF WIRE CABLES OF TORSION-EXTENDED STEELS : en es
  • ES158395A1 - SERVICE DEVICE OF GRAVITY BY SLIDING AND RETURN ON RAILS FIXED WITH DESTINATION TO BOATS OF SALVATION : en es
  • ES152845A1 - BOILER WITH WATER TUBES, ESPECIALLY FOR BOATS AND SIMILARS : en es
  • ES153028A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES155146A1 - IMPROVEMENTS IN THE METHOD OF MOLDING NON-METALLIC AND METALLIC MATERIALS : en es
  • FR879611A - Fire protection device : en fr
  • GB551617A - Improvements in or relating to cushion seats : en
  • ES153488A2 - AN ISSUING PROVISION TO OBTAIN LINES OF DEFEAT : en es
  • ES154845A3 - FABRIC DYEING MACHINE : en es
  • ES155251A1 - DEVICE TO PERFORM EXOTERMIC CATALYTIC REACTIONS : en es
  • ES155346A1 - PROCEDURE AND DEVICE FOR THE SMOKED TREATMENT AND HEALING OF ALL CLASS OF SAUSAGES, VIANDAS, ETC : en es
  • ES158576A1 - A REFLECTOR FOR CINEMATOGRAPHIC STUDIES, SCENARIOS AND OTHER USES : en es
  • ES158773A2 - ELECTRIC STOVE FOR LOCAL HEATING : en es
  • ES153506A1 - AN ELECTRIC POWER LAMP : en es
  • ES153650A3 - NEW ROOF CAPS SYSTEM : en es
  • ES153677A3 - A PERFECTED MACHINE FOR THE MANUFACTURE OF PASTRY AND COOKIES ITEMS : en es
  • ES157798A1 - IMPROVEMENTS IN THE CONSTRUCTION OF PORTALÁMAPRAS : en es
  • ES158342A1 - A ROTARY PUMP SYSTEM WITH ITS ACCESSORIES, FOR THE LIQUID REGULATOR SUPPLY : en es
  • ES158541A3 - A GASOGEN SYSTEM, WITH ITS FILTERING AND CLEANING DEVICES : en es
  • ES158593A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES158940A1 - A PROCEDURE FOR THE PRODUCTION OF FISH SALTED IN SALMUERA, DESECTED AND EVENTUALLY PRESSED, MAINLY OF OPEN FISH OR IN FILETES : en es
  • ES159756A1 - IMPROVEMENTS INTRODUCED IN THE EXPLOSION ENGINE INJECTORS : en es
  • GB551628A - Improvements in or relating to shoe upper conforming machines : en
  • US2312494A - Manufacture of separable fastener elements : en
  • US2312756A - Process for the preparation of deoiled sludge in combination with acid recovery : en
  • US2312783A - Frequency variation response circuit : en
  • AU116608B2 - Improvements in and connected with rotary clotheslines : en
  • ES153306A1 - DEVICE FOR THE INSERTION AND ADJUSTMENT OF SHEETS IN FRONT OF ANOTHER ALREADY PLACED, IN WRITING AND SIMILAR OFFICE MACHINES : en es
  • ES153871A1 - A DEVICE FOR STEREO SOUND RECORDING, TRANSMISSION AND REPRODUCTION : en es
  • ES154265A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES154420A1 - PROCEDURE FOR THE RATIONAL USE OF LLO WOODED RESIDUES OF VEGETABLE FRUITS : en es
  • ES158569A3 - NEW FLOOR CONSTRUCTION SYSTEM BASED ON COATED EARTH PIECES AND METAL BEAMS : en es
  • ES151712A1 - A GASOGEN FOR THE PRODUCTION OF ACETYLENE GAS ADAPTABLE TO MECHANICAL TRACTION VEHICLES : en es
  • ES153120A1 - SOME IMPROVEMENTS IN THE MANUFACTURE OF GUARANTEE SECURITIES : en es
  • ES154761A3 - MACHINE FOR ADDING DIGIT NUMBERS : en es
  • ES155514A1 - DEVICE IN AUTOMOBILES WITH GASOGEN TO REMOVE THE PURIFICATION DEVICE FROM GAS EL CISCO, CARBON POWDER AND SIMILAR STORAGE : en es
  • ES156998A3 - A LAMINAR DEVICE FOR THE FIXING OF THE SCREWS AND STRIPS WITH WHICH THE VARIOUS PLATES OR PIECES ARE JOINED TO FORM A MACHINERY OR CONSTRUCTION ASSEMBLY, AND FOR THE CLAMPING AND LOCKING OF THESE PLATES OR PIECES, REPLACING THE PIECES AND REPLACING THE PIECES WITH THE FOLLOWING OR WITH CURRENTLY USED LOCK NUTS : en es
  • ES157040A3 - IMPROVEMENTS IN OR RELATED TO THE MOUNTING OF WINDOWS : en es
  • ES158185A1 - A CLUTCH OR BRAKE OPERATED BY PRESSURE OIL : en es
  • ES148294A1 - POLLING CHART WITH MAGNETIZABLE NUCLEUS, MAINLY ACCORDING TO THE MASS NUCLEUS SYSTEM : en es
  • ES151735A3 - A PROCEDURE FOR PREPARING THE CONTENT OF HEAT GENERATING BAGS OR PACKAGES USED FOR PERMANENT HAIR WAVING : en es
  • ES151824A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES152877A1 - A PROCEDURE FOR MANUFACTURING A SUCEDANEOUS OLIVE OIL : en es
  • ES154497A1 - X-RAY FILMS OF NEW CHARACTERISTICS : en es
  • ES158172A1 - NEW PROCEDURE FOR OBTAINING ALGARROBA FLOUR WITHOUT SMELL OR TASTE : en es
  • ES158650A1 - PROCEDURE FOR THE OBTAINING OF DISSOLOTIVE CUPRÍFEROS SUBSTANTIVE DYES : en es
  • ES159552A1 - GRAVING PROCEDURE FOR LENTICULAR NETWORK FILMS AND THE MEANS TO OBTAIN SUCH RECORDING : en es
  • FR879683A - Safety razor : en fr
  • FR879634A - Improvements to ion exchange bodies and other similar bodies : en fr
  • GB551694A - Improvements in and relating to apparatus for cutting and polishing precious and semi-precious stones : en
  • ES157479A1 - A PERFECTED SYSTEM OF QUICK COUPLING FOR PIPES : en es
  • ES158471A1 - OVEN FOR THE CARBONIZATION OF WOOD OR OTHER VEGETABLE MATTERS : en es
  • ES158635A2 - MACHINE FOR STAMPING AND LAMINATING IN BROTH, LINKS FOR CHAINS : en es
  • ES158691A1 - IMPROVEMENTS IN THE MACHINES OF MANUFACTURING COMPRESSES : en es
  • GB551651A - Improvements relating to walls or like vertical structures : en
  • DE731395C - A power converter system built up from an uneven number of operating groups working in parallel and complementing each other to a higher number of phases : de en
  • DE732586C - Electric calculator, with which a full keyboard is provided for setting the values : de en
  • ES151355A3 - DOUBLE CHAMBER GASOGEN : en es
  • ES151620A1 - DEVICE FOR DETERMINING THE POWER OF PLUNGER MACHINES WITH MULTIPLE CAM DISTRIBUTION, ESPECIALLY FOR INTERNAL COMBUSTION MACHINES WITH SEVERAL CYLINDERS, FOR EXAMPLE DIESEL MACHINES : en es
  • ES151688A1 - IMPROVEMENTS IN THE FILTERS FOR GASÓGENOS : en es
  • ES152574A1 - PROCEDURE FOR THE MANUFACTURE OF A SUBSTITUTE FOOD PROCEDURE OF COFFEE : en es
  • ES153502A1 - IMPROVEMENTS IN THERMAL SWITCHES : en es
  • ES153709A1 - MACHINE FOR MAKING VIBRATED CONCRETE BLOCKS AND BRICKS : en es
  • ES154902A3 - MEASURING TRANSFORMER OF SMALL MECHANICAL REACTION IN CASES OF OVERCURRENT : en es
  • ES157347A3 - A MACHINE TO WASH CLOTHES AND OTHER SIMILAR ITEMS : en es
  • ES159088A2 - IMPROVEMENTS MADE : en es
  • ES153133A1 - A PROCEDURE FOR THE AUTOMATIC IGNITION OF A VARIABLE SERIES OF INDICATOR LIGHTS THROUGH A SINGLE SWITCH AND TWO THREADS DRIVERS : en es
  • ES153163A1 - PROCEDURE FOR OBTAINING MIXED UREAS WITH GROUPS THAT MAKE THEM SOLUBLE : en es
  • ES153486A1 - A TELEGRAPHIC INSTALLATION WITH TELEPHONE DISPOSITIONS OF THE SELECTOR SERVICE : en es
  • ES154280A1 - HERMETIC EMBOCERATION FOR SUBMARINE HUNTING RESPIRATORY TUBES AND OTHER APPLICATIONS : en es
  • ES157142A1 - EXTENSIBLE TRANSPORT APPARATUS FOR LEG FRACTIONS, ESPECIALLY APPLICABLE TO HIGH THREAT FRACTURES : en es
  • ES158334A1 - OPERATION FOR CLOSURES OF DAMS : en es
  • DE732439C - Conductive lubricant for welding machines with rotating electrodes for low voltages and high currents : de en
  • ES152145A1 - PROCEDURE FOR THE MANUFACTURE OF DISCS TO PULLOVE FRESH CHERRIES OF COFFEE : en es
  • ES153735A1 - AN IMPULSING MECHANISM FOR TEXTILE HILAR AND TORCER MACHINES AND SIMILAR MACHINES : en es
  • ES153868A1 - DEVICE FOR MAKING FILM PIECES : en es
  • ES154470A1 - IMPROVEMENTS IN THE MANUFACTURE OF CARBON AGGLOMERATES : en es
  • ES154725A1 - PROCEDURE FOR OBTAINING OCCASERVED ACORNS : en es
  • ES155271A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES157295A1 - A PROCEDURE FOR THE OBTAINING OF AQUEOUS DISSOLUTIONS CONTAINING ELEMENTARY AND / OR ACTIVE CHLORINE : en es
  • US2312797A - Locking mechanism for the setting : en
  • DK60636C - Clothes dryer. : da en
  • ES152974A3 - ONE MULTIPLE BLADE HOLDER REVOLVER HEAD : en es
  • ES153256A1 - CATHODE RAY VALVE FOR TELEVISION : en es
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  • ES158157A1 - PROCEDURE FOR THE OBTAINING OF A WATERPROOFING AND ACCELERATING FLUID FROM THE CEMENTOS FRAGUADO : en es
  • ES158751A2 - IMPROVEMENTS IN THE PROCEDURES AND DEVICES FOR SECURING TENSIONED CABLES, ESPECIALLY IN CONCRETE CONSTRUCTIONS : en es
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  • ES151862A1 - PROCEDURE FOR OBTAINING MEDICAL AZOIC COMPOUNDS OF SELECTIVE ACTION AGAINST STREPTOCKES AND STAPHYLOCOCES : en es
  • ES158912A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF NEEDLE AND DEVICES TO CATCH STOCK POINTS : en es
  • ES159299A1 - IMPROVEMENTS IN THE MANUFACTURE OF METALLIC DOORS : en es
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  • ES153362A1 - WATER HEATER APPARATUS : en es
  • ES153501A3 - ADJUSTABLE COMPASS DEVICE TO MEASURE INTERIORS : en es
  • ES153885A1 - A FILTER OF FUEL FOR INJECTORS : en es
  • ES153908A1 - PROCEDURE FOR THE MANUFACTURE OF MEANS TO SELECTIVELY COMBAT HARMFUL PLANTS : en es
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  • DE732349C - Magnetic device for picking up iron objects, especially needles : de en
  • GB551707A - Improvements in or relating to numeral wheels or the like : en
  • US2312855A - Method of coating aluminum : en
  • FR879792A - Device for sealing the edges of windows : en fr
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  • DE732358C - System of connectors : de en
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  • US2312370A - Elementary flight training device : en
  • FR879777A - : fr
  • FR879831A - Device for driving and stopping paper or other strips : en fr
  • GB551639A - Improvements in or relating to domestic fire grates : en
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  • ES154413A1 - MANUFACTURING PROCEDURE FOR COMBUSTIBLE AGGLOMERATES : en es
  • ES157548A3 - A PROCEDURE FOR THE MANUFACTURE OF RUBBER SPONGES : en es
  • ES158605A1 - SYSTEM AND DISPOSAL FOR THE REGULATION OF THE COOLING OF INTERNAL COMBUSTION ENGINES : en es
  • ES152108A1 - A PROCEDURE FOR USING VEGETABLE FIBERS IN THE MANUFACTURE OF FIBROCEMENT MATERIALS AND PRODUCTS : en es
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