• US2393207A - Smoothing apparatus : en
  • US2392809A - Self-releasing toolholder : en
  • CA432554A - Pipe manufacture : en fr
  • CH240613A - Gas purifier from suspended solid substances or gaseous substances. : en it
  • CH240679A - Dry rectifier. : de en
  • CH240631A - Chassis for machine gun mounts. : de en
  • CH240632A - Target stand system. : de en
  • ES171712A1 - A PROCEDURE, WITH ITS CORRESPONDING AUTOMATIC DEVICE, FOR THE MANUFACTURE OF RIGID INSULATED TUBES WITHOUT SEAMING, FOR THE PROTECTION OF ELECTRICAL CONDUCTORS : en es
  • FR906757A - Flexible connection between two pipes subjected to an internal depression : en fr
  • US2392998A - Seal : en
  • US2392923A - Machine for manufacturing recessed plasterboard : en
  • US2392962A - Alkylation process : en
  • CA432575A - Television system : en fr
  • US2392964A - Automatic indexing mechanism : en
  • US2393123A - Refrigeration system : en
  • USD143526S - Design fob a game device : en
  • US2393016A - Semitrailer attachment and support : en
  • US2393107A - Fruit picker : en
  • AU36546A - Improvements in or relating to powdered pigment compositions : en
  • ES170218A1 - PROCEDURE FOR THE OBTAINING OF FOAM-EXTINGUISHING FIRE-EXTINGUISHING PRODUCTS : en es
  • ES169360A1 - IMPROVEMENTS IN THE MANUFACTURE OF COVERS OR CLOSURES FOR JUGS, BOTTLES, CANS AND SIMILAR CONTAINERS : en es
  • FR906630A - Electric bed or cage heater for various applications : en fr
  • FR906565A - Shredder device : en fr
  • CH240681A - Ion discharge tube. : de en
  • AU129802B2 - A process forthe sterilization and preservation of comestible materials ofthe non-cereal type : en
  • CH240696A - Method and device for dividing a certain number of circular objects of the same size. : de en
  • GB574719A - Improvements relating to incandescent electric lamps : en
  • CH240723A - Process for the production of ascorbic acid. : de en
  • CH240623A - Process for preventing corrosion in water heaters BEZW. Water coolers. : de en
  • AU143416B2 - Improved control mechanism ior variable pitch propellers : en
  • US2393206A - Synthetic rubberlike emulsion copolymerizates and process of producing same : en
  • USD143559S - Design for a pin or similar article : en
  • US2393197A - Remote reading temperature instrument : en
  • ES11914Y - Security padlock mechanism. : en es
  • FR906684A - Method of manufacturing polarization filters : en fr
  • AU133884B2 - Improvements in thread cutting devices in lathes : en
  • AU39546A - Improvements in and relating to electric discharge lamps : en
  • US2392825A - Modified latex : en
  • US2392986A - Hoist : en
  • GB574692A - Improvements in or relating to coating compositions : en
  • US2393114A - Bottle carrier : en
  • US2392966A - Rewind device : en
  • US2392990A - Spectacle construction : en
  • US2392883A - Fog generator : en
  • USD143528S - Liturgical flouncing or similar article : en
  • GB574629A - Improvements in or relating to electric inductor relays : en
  • CA432562A - Absorption refrigerating apparatus : en fr
  • CH240645A - Adjustable tailstock on a lathe. : de en
  • AU47246A - Improvements in or relating to electric carrier current communication systems : en
  • ES7323Y - Device for clamping or securing various moving parts. : en es
  • FR906666A - Device for regulating the electrolyte level in accumulator batteries : en fr
  • US2392836A - Sizing device for grinding machines and the like : en
  • USD143527S - Jx buipttaxt : en
  • US2393140A - Collet chuck : en
  • US2392803A - Gear finishing : en
  • ES11881Y - Replaceable shoe insert : en es
  • GB574639A - Improvements in or relating to injection moulding machines : en
  • GB574681A - New synthetic drying oils and coating compositions : en
  • GB574743A - A new or improved device for mechanically determining information concerned with tides : en
  • CH240587A - Device in stables for coupling and remote-controlled uncoupling of stable animals. : de en
  • GB574630A - Fishing device : en
  • ES171895A1 - IMPROVEMENTS IN THE FRABICATION METHODS OF DRY RECTIFIERS : en es
  • US2393195A - Resetting gauge for internal screw thread cutters : en
  • ES175975A1 - IMPROVEMENTS IN ELECTRIC OVENS FOR FUSING PURPOSES AND REDUCTION : en es
  • DK64237C - Identification mark for Animals. : da en
  • FR906562A - Device for picking up individual sheets in a stack by means of rollers or friction rollers : en fr
  • US2392919A - Transmission clutch : en
  • US2393153A - Clutch control means : en
  • ES11850Y - Portaoriginales for typewriters, calculators and the like. : en es
  • ES12343U - Snow type sheet for changeable book (Machine-translation by Google Translate, not legally binding) : en es
  • ES12296U - Easily changeable insulating handle device for cookware containers or similar. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906760A - Clutch device for friction couplings : en fr
  • FR906552A - Table for lying patient : en fr
  • FR906675A - Crucibles, soles, pockets, molds and tools intended for the melting of metals and light and ultralight alloys as well as for the handling of these metals in the molten state and for their casting : en fr
  • GB574720A - Rope replacing means for use in cranes, hoists and the like : en
  • FR906625A - Distributor device for fertilizer or the like : en fr
  • ES11633Y - Tensioner for soft shirt collars and other uses. : en es
  • US2392932A - Clip or clamp for use in connecting together structural members : en
  • CA432587A - Catalytic hydrocarbon isomerization : en fr
  • ES171753A3 - IMPROVEMENTS IN CONSTANT CURRENT SELF-REGULAR TRANSFORMERS : en es
  • FR906794A - Device for the mechanical pressure lubrication of mechanical parts, in particular ball bearings : en fr
  • US2393116A - Rotary blower : en
  • USD143535S - Design for an embroidered trimming : en
  • US2393067A - Steroid derivatives : en
  • CH240640A - Lever escapement for clockworks. : de en
  • FR906774A - Method and device for the discontinuous gasification of fuels rich in ash, and possibly bituminous : en fr
  • US2393154A - Petroleum products : en
  • US2393027A - Multilayer reversal color film and a method of processing the same : en
  • CH240711A - Apparatus for flying. : en it
  • US2392985A - Motor vehicle steering mechanism : en
  • US2392829A - Mercury switch : en
  • ES11888Y - Hygienic dental application thimble. : en es
  • FR906661A - Seal for doors, windows and the like : en fr
  • GB574727A - Improvements in valved nozzles for fire fighting and other purposes : en
  • CH240600A - Roller foot movable around a vertical axis. : en fr
  • ES171816A1 - AN APPARATUS TO DISPLAY AND TO CUP CYLINDER RODS FOR WATCHES : en es
  • FR906788A - Electron mirror discharge tube with deflector electrodes : en fr
  • ES171784A1 - IMPROVEMENTS IN THE DRIVING SYSTEM OF THE BRAKE COMMAND AND CHANGE OF MARKS OF THE BIKES AND SIMILARS : en es
  • FR906637A - Improvements to hoists : en fr
  • US2392878A - Antipressor and method of making : en
  • ES12303U - On sprinkler with its container for sterilized or non-sterile powders. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171765A3 - AN ELECTROLYTIC PROCEDURE FOR INTENSIVE WOOD DRYING : en es
  • GB574710A - Improvements in cathode ray tube indicating apparatus, particularly for radio direction finders and the like : en
  • ES171796A1 - SHELL BURNER APPARATUS : en es
  • FR906694A - Process for transforming the provitamin of ergosterol, vitamin d into anti-rickety factor d : en fr
  • ES175981A1 - A MAXIMUM AUTOMATIC LIMITER SYSTEM : en es
  • CH240601A - Device for the production of endless synthetic threads in uninterrupted operation. : de en
  • US2393120A - Safety device in screw hoisting blocks : en
  • US2393208A - Coagulation of latices : en
  • GB574657A - Improvements in or relating to the joining of flanged pipes and the like of plastic : en
  • AU132996B2 - Carbon-steel alternating-current conductor, and process of making it : en
  • ES171877A1 - IMPROVEMENTS IN THE MANUFACTURE OF SEAMLESS STOCKINGS : en es
  • FR906736A - Tubular metal mast system : en fr
  • ES171772A1 - A PROCEDURE FOR THE CONSTRUCTION OF CONCRETE WELLS : en es
  • US2393105A - Adapter : en
  • AU2468645A - Screenlike or louvered sheet material : en
  • CA432543A - Centrifugal pump : en fr
  • US2392944A - Spark plug electrode : en
  • GB574614A - Improvements in liquid filters : en
  • GB574625A - Improvements in and relating to electric switches of the press-button type : en
  • FR906664A - Advanced lock : en fr
  • GB574676A - Improvements in arrangements for locating objects by electromagnetic waves : en
  • GB574688A - Improvements in or relating to the polymerisation of tetrafluorethylene : en
  • US2393157A - Process for promoting the emulsion polymerization of conjugated diolefins : en
  • US2392957A - Method of conducting catalytic reactions : en
  • FR906632A - Development in the dairy industry : en fr
  • FR906737A - Method for establishing an overlock : en fr
  • FR906588A - Toothbrush : en fr
  • FR906591A - Improvements to alternates : en fr
  • ES12333U - Plastic beret holder. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171540A1 - MECHANISM PORTAELECTRODO THAT ALLOWS TO FEED THE ELECTRODES FOR WELDING OR CUT, SIMULTANEOUSLY, WITH ELECTRICAL CURRENT AND WITH GAS : en es
  • FR906676A - Plant protection process and preservation of fermentable products : en fr
  • GB574728A - Improvements in domestic devices for shelling peas : en
  • US2392925A - Apparatus for working metal : en
  • US2392981A - Tuned audio relay : en
  • FR906619A - Process for the manufacture of chlorinated derivatives of addition of compounds of the aromatic series : en fr
  • CH240609A - Zipper. : de en
  • ES12302U - Support to hold the change of speed to bicycles. - (Machine-translation by Google Translate, not legally binding) : en es
  • FR906791A - Rotary cooker for the preparation of fibrous cellulosic materials : en fr
  • GB574642A - Treatment of fibrous and other porous materials : en
  • US2393196A - Thermoelectric device : en
  • US2393069A - Vibrograph : en
  • US2393160A - Separation of ores by the sink and float process : en
  • US2392906A - Lock : en
  • CA432491A - Vapour expelling pump : en fr
  • CA432567A - Provitamin a extraction process : en fr
  • AU130655B2 - Improvements in or relating to sealing rings : en
  • ES12300U - A mixed organization container for razor blades (Machine-translation by Google Translate, not legally binding) : en es
  • US2393192A - Starting circuit for electrical devices : en
  • CH240687A - Line dialer system. : de en
  • ES171823A1 - NEW PROCEDURE FOR THE MANUFACTURE OF COMPLEMENTARY FEEDS INTENDED FOR ANIMAL FEEDING : en es
  • US2393108A - Anhydrous caustic alkalis and method of preparing same : en
  • AU48546A - Improved centrifugally operated switch : en
  • ES175976A1 - IMPROVEMENTS INTRODUCED IN THE DEVICES FOR THE FLOATING OF SUNNY VESSELS : en es
  • FR906560A - Improvements to the reinforcement fittings for shoe heels : en fr
  • US2393135A - Railway track circuit apparatus : en
  • GB574606A - Complex esters and polymers thereof : en
  • US2392817A - Belt processing machine : en
  • ES171776A1 - A PUMP D EPISTÓN ASPIRANTE-IMPELENTE METER OF LIQUIDS : en es
  • CA432583A - Cone marking machine : en fr
  • US2393022A - Algin-bitumen composition and its method of preparation : en
  • US2393150A - Knife mount for high temperature precoat filters : en
  • ES11377Y - Repeating firing pistol. : en es
  • AU2542045A - Method of forming separable fastener stringers : en
  • US2393077A - Shuttle eye : en
  • USD143567S - Rigid side handle for cooking utensils : en
  • ES171707A1 - MACHINE TO MIX OR AMASR AND FINISH CHOCOLATE : en es
  • ES171777A1 - A MECHANICAL SEPARATOR OF FECES FOR CONTINUOUS GRINDING PRESSES OF GRAPES : en es
  • NL57894C - : en
  • ES11659Y - Comb with liquid feeder tank. : en es
  • ES171873A1 - A PROCEDURE TO PREPARE A STIMULATING COMPOSITION OF CELLS : en es
  • ES9651Y - Device on all kinds of open-mouth plowshares for plows. : en es
  • US2392977A - Friction shock absorber : en
  • GB574749A - Apparatus for evaluating the acoustic quality of an enclosure : en
  • ES171788A3 - A PROCEDURE FOR ATTACHING THE LENS GLASSES TO THEIR FRAMES : en es
  • US2392980A - Fluid motor stroke shifter : en
  • US2392813A - Asphaltic compound : en
  • ES11868Y - Guarantee capsule for injectable containers. : en es
  • US2392863A - Asphalt preparation : en
  • US2393043A - Minimum-voltage network and system : en
  • ES11845Y - A blotter carrier roller : en es
  • US2392951A - Flowmeter : en
  • ES12314U - Folding chair. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11790Y - Necktie Making Improvements : en es
  • FR906738A - Automatic circuit breaker for electrical circuits, acting after a given time of passage of the current, in particular staircase timers : en fr
  • US2393194A - Combination converter and window unit : en
  • GB574611A - Improvements in or relating to directional microphones : en
  • GB574752A - Improvements in or relating to rotors for rotary machines, particularly steam or gasturbines : en
  • GB574717A - Improvements connected with roofing, walling and the like sheets or panels and theirmanufacture : en
  • US2393008A - Ore concentration : en
  • US2393162A - Business management analyzer : en
  • ES9726Y - Nib with a "spike" of a solid or compact and hardened block for fountain pens, writing handles, offices of all kinds, schools and whatever uses are necessary. : en es
  • FR906584A - General fuel gasifier generator : en fr
  • FR906555A - Hygienic bottle : en fr
  • GB574729A - Improvements in and relating to engineers gauges : en
  • US2392916A - Measuring instrument : en
  • US2392969A - Photoelectric tube : en
  • US2393210A - Making shoe sole taps : en
  • ES171786A1 - A PROCEDURE FOR MANUFACTURE OF LENSES FOR LENSES : en es
  • ES171893A1 - A PROCEDURE TO PRODUCE THE POINT OF PLUMBS TO WRITE : en es
  • US2392921A - Engine : en
  • FR906712A - Electric bells and chimes : en fr
  • GB574753A - Improvements in or relating to electrical conductors : en
  • CA432531A - Electric cable : en fr
  • US2393205A - Steam boiler : en
  • US2393213A - Casting machine : en
  • CA432551A - Suction cleaner : en fr
  • ES11635Y - Lock nuts. : en es
  • ES171839A1 - AN APPARATUS FOR AUTOMATIC TELEPHONE SYSTEMS : en es
  • FR906699A - Transition process from film to image, in particular in color : en fr
  • US2392814A - Strontium aluminate phosphor : en
  • US2393182A - Electric heater : en
  • ES12298U - Inkwell. (Machine-translation by Google Translate, not legally binding) : en es
  • GB574637A - Improvements relating to filling and venting devices for electric accumulators : en
  • ES12306U - Electric wall lamp, based on dry batteries. (Machine-translation by Google Translate, not legally binding) : en es
  • CA432526A - Sterilizing apparatus for air in ducts : en fr
  • ES11796Y - Practical and handy ashtray for cigarettes. : en es
  • FR906766A - Magnetic amplifier : en fr
  • FR906795A - Improvements to electric tape typewriters : en fr
  • GB574756A - Improvements in means responsive to pressure differences in hydraulic or pneumatic systems : en
  • US2392877A - Calculating or indicating device : en
  • US2393130A - Powder metallurgy : en
  • ES171222A3 - IMPROVEMENTS IN THE MANUFACTURE OF JARS OR SIMILAR CONTAINERS : en es
  • DK64234C - Impulse transmitter with Stod capacitor for electric fences. : da en
  • CH240685A - Subscriber call facility in electro-acoustic transmission systems. : de en
  • GB574693A - Improvements relating to electrical control apparatus : en
  • GR10567B - BASIS OF THE MULTIPHOPLE ELECTRIC HOME. : el en
  • ES171763A1 - IMPROVEMENTS IN THE ELASTIC WHEELS : en es
  • ES12322U - A waterproof tent (Machine-translation by Google Translate, not legally binding) : en es
  • FR906615A - Balancing machine : en fr
  • FR906604A - Advanced modulation system : en fr
  • GB574631A - Improvements relating to machines for grinding the teeth of gear wheels : en
  • GB574695A - Improvements in the manufacture of stators for dynamo-electric machines : en
  • US2393019A - Automatic counter reverse : en
  • FR906726A - Insecticide products : en fr
  • FR906758A - Device for evacuating steam from kitchens : en fr
  • FR906618A - Device for lifting the wheels of a motor vehicle : en fr
  • FR906636A - Traction igniter : en fr
  • US2393064A - Wig : en
  • CA432517A - Clutch : en fr
  • CH240721A - Process for the preparation of a sulfone. : de en
  • GB574744A - Improvements in precast panels and like units for building construction : en
  • ES12293U - Letter about. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906647A - Improvements to rotary pumps and compressors : en fr
  • ES11878Y - Foldable construction for births. : en es
  • ES175982A1 - PROVISION TO EXPLORE A DEFAULT SPACE WITH A RADIATED BEAM OF WAVE SIGNALS : en es
  • FR906606A - Modulation system : en fr
  • GB574607A - Improvements relating to gas-operated self-loading firearms : en
  • FR906563A - Improvement in the control of valve distributions in heat engines : en fr
  • ES175980A1 - REVERSIBLE PROCEDURE FOR THE DISPERSION OF A GAS, OR THE RETENTION IN A LIQUID OF SOLID, LIQUID OR GASEOUS SUBSTANCES : en es
  • ES171862A1 - IMPROVEMENTS IN THE CONSTRUCTION OF THE ELASTIC ELEMENTS EMPLOYED IN THE ELASTIC COUPLINGS FOR THE TRANSMISSION OF THE TORQUE : en es
  • CH240718A - Process for the production of a new copper-compatible polyazo dye. : de en
  • FR906593A - Further training in tractor track control : en fr
  • AU54446A - Two voice-frequency signalling equipment : en
  • GB574632A - Improvements in frame spacers for beehives : en
  • US2392984A - Clutch structure : en
  • US2393168A - Stovepipe : en
  • USD143560S - Design for a pin or similar article : en
  • FR906775A - Sharpener-sharpener-sander : en fr
  • ES175988A1 - IMPROVEMENTS ON THE DEVICES FOR LIFTING OF AUTOMOBILE VEHICLES WITH DISTANCE OPERATION : en es
  • FR906761A - Friction coupling automatic synchronization device : en fr
  • FR906570A - cigarette and cigar case : en fr
  • GB574707A - Improved anti-dimming material : en
  • AU128902B2 - Screenlike or louvered sheet material : en
  • FR906762A - Safety device for installations operated by a motor, in particular for guns fitted with an automatic loading device : en fr
  • CA432494A - Latching mechanism : en fr
  • ES11853Y - Letter about. : en es
  • US2392824A - Pressure welding process and apparatus : en
  • US2393106A - Furnace : en
  • US2393124A - Caging mechanism for gyros : en
  • CA432601A - Radio compass : en fr
  • US2392999A - Air chuck : en
  • FR906568A - Tailless plane : en fr
  • AU41946A - Machine for coiling wire reinforcements on concrete and other tubes : en
  • CH240615A - Manufacturing process for acetals. : en fr
  • FR906740A - Method of making emulsions such as ointments and ointments : en fr
  • USD143538S - Design fok a clock : en
  • AU129891B2 - Improvements in the establishment of pipes for smokers : en
  • FR906603A - Multiplex communications improvements : en fr
  • CH240658A - Set up on a torque amplifier. : de en
  • CA432519A - Communication booth : en fr
  • CA432527A - Spun textile fibre manufacture : en fr
  • FR906751A - Periodically operated contact device : en fr
  • AU1646A - Improvements in or relating to metal contact rectifiers and photoelectric cells : en
  • USD143553S - Design for an orphrey or similar article : en
  • US2392947A - Centrifugal clutch : en
  • US2393032A - Rail car wheel brake : en
  • US2393091A - System for irrigation : en
  • FR906643A - Electric wall light : en fr
  • US2393127A - Centrifugal pump : en
  • NL111737B - : en
  • CH240617A - Process for the preparation of a new monoazo dye. : de en
  • ES11893Y - Circuit breaker. : en es
  • AU128922B2 - Improvements in or relating to explosives suitable for safety blasting explosives : en
  • CH240693A - Container with variable capacity. : de en
  • CA432586A - Catalytic hydrocarbon isomerization : en fr
  • AU129906B2 - Improvements in or relating to electric attenuators : en
  • CH240586A - Protective roof for outdoor beds. : de en
  • AU130732B2 - Improvements in or relating to electric carrier current communication systems : en
  • US2393059A - Bottled drink dispenser : en
  • CA432515A - Flickering beam spectrophotometer : en fr
  • US2392992A - Suit and method of making : en
  • US2392972A - Coated paper : en
  • CH240599A - Device for height adjustment and for the rotatable, resilient mounting of seats, table tops or the like. : de en
  • USD143536S - Design fob an embroidered trimming : en
  • AU132142B2 - Improvement in or relating to arrangements for modulating continuous waves : en
  • CA432524A - Coil winding machine : en fr
  • US2392823A - Broach : en
  • US2392826A - Shoe last : en
  • US2392982A - Windshield wiper : en
  • US2393186A - Instrument-reading register and printer : en
  • US2393047A - Art of drilling oil or gas wells : en
  • US2393031A - Control for vehicle brakes : en
  • US2393044A - Quick-acting voltage-regulator system : en
  • GB574633A - Improvements in or connected with tool handles : en
  • AU129020B2 - Machine for coiling wire reinforcements on concrete and other tubes : en
  • ES12334U - Fractional coin distribution machine, for laps and changes (Machine-translation by Google Translate, not legally binding) : en es
  • US2393073A - Means and method of producing binocular prisms : en
  • USD143534S - Design for an embroidered trimming : en
  • GB574751A - Improvements in the heat treatment of metals : en
  • US2393013A - Sighting apparatus for firearms : en
  • ES175994A1 - A SYSTEM FOR SQUEEZING THE LEGS INTO REMOVABLE TABLES : en es
  • CH240659A - Rotary piston fluid transmission. : de en
  • CH240671A - Switching mechanism for electric toggle switches. : de en
  • GB574641A - Improvements in and relating to catalysts : en
  • CA432496A - Saw bit : en fr
  • FR906725A - Combustion chamber, in particular for heating with coal dust : en fr
  • AU49746A - Improvements in the establishment of pipes for smokers : en
  • FR906701A - Process for making a skin cream containing hormones from beekeeping products : en fr
  • CA432495A - Winding machine thread guide : en fr
  • US2392955A - Two-wheel jack : en
  • US2393100A - Production of laminated structures : en
  • US2393199A - Welding apparatus : en
  • US2393191A - Expander roll : en
  • GB574622A - Improvements relating to adjustable spanners and the like : en
  • ES171764A1 - DOOR CLOSURE DEVICE : en es
  • ES171113A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BRIDGES AND OTHER METALLIC STRUCTURES : en es
  • US2392854A - Pectous material and method of preparing same : en
  • US2392997A - Sash fastening : en
  • USD143533S - Combination food chopper and grinder : en
  • FR906698A - Process for extracting, shale, valuable metals and inorganic compounds : en fr
  • ES11848Y - Improved packaging for pharmaceutical and medicinal products. : en es
  • ES12291U - A composition game using target shooting (Machine-translation by Google Translate, not legally binding) : en es
  • ES11800Y - A bipolar electrical plug with its current switch : en es
  • US2392868A - Electrolytic alkali halogen cells : en
  • ES171421A2 - IMPROVEMENTS MADE IN THE SCOPE OF THE MAIN PATENT NUMBER 141650 : en es
  • ES175990A3 - ENDLESS RIBBON MACHINE FOR THE PREPARATION OF PORTIONS OF BREAD DOUGH : en es
  • GB574764A - Improvements in or relating to aircraft pick-up systems : en
  • FR906671A - Process for the preparation of food materials for animals from cellulosic materials : en fr
  • USD143530S - Similar article : en
  • ES167807A1 - A PROCEDURE TO PRODUCE CURING EFFECTS : en es
  • FR906614A - Turbo-engine with explosions : en fr
  • USD143548S - Liturgical medallion or similar article : en
  • USD143556S - Design fob a game board : en
  • US2393057A - Cathode assembly : en
  • ES11632Y - Safety shutter device applicable to bottles and containers of all kinds. : en es
  • ES175974A1 - A NEW MACHINE FOR MECHANICAL PRINTING OF FABRICS, IN SEVERAL COLORS, USING ENGRAVED COPPER CYLINDERS : en es
  • FR906763A - Process for the preparation of arylene-sulfo-carbonimides : en fr
  • ES171780A1 - IMPROVEMENTS IN THE MECHANISM THAT ACTIVATES THE ROTAFROTADORAS BELTS IN THE CARDAS MECHERAS : en es
  • US2392839A - Building construction : en
  • US2393089A - Rubbing pad for polishing machines : en
  • USD143565S - Deck of playing cards or the like : en
  • ES171879A1 - A PERFECTION IN THE MANUFACTURE OF CIRCULAR POINT STOCKINGS : en es
  • US2393085A - Internal-combustion engine : en
  • USD143562S - Design for a pin ob similar article : en
  • US2393001A - Cutter chain : en
  • IE17010L - Pesticides : en
  • FR906781A - Facial muscle straightener and fixator helmet : en fr
  • GB574650A - Improvements in or relating to the production of concrete : en
  • ES11917Y - A bar-American suitcase : en es
  • ES11738Y - Rolling chair for children. : en es
  • ES171830A1 - IMPROVEMENTS IN PROTECTIVE DEVICES FOR ELECTRICAL CIRCUITS : en es
  • FR906713A - Glass tube cutting device : en fr
  • US2392818A - Double skin sheet metal structural element : en
  • US2392822A - Gas burner : en
  • US2393126A - Manhole guard : en
  • US2392902A - Fuel tank : en
  • ES12319U - Device for the start-up of internal combustión engines equipped with unidirectional coupling between the pinion and the organ that causes its axial displacement. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906754A - Individual evaluation sheet : en fr
  • ES171055A1 - PROCEDURE FOR THE OBTAINING OF PHOSPHATE FERTILIZERS : en es
  • FR906792A - Disaggregator device : en fr
  • GB574741A - Improvements relating to air pick-up system : en
  • GB574661A - An improved method for making highly absorbent rag papers : en
  • FR906567A - Use of metal salts of resins obtained by diene fixation : en fr
  • GB574645A - Preparation of carbonic acid esters : en
  • US2392927A - Window glass package : en
  • FR906771A - Process for filling ampoules or similar containers with concentrated solutions : en fr
  • ES171819A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT NUMBER 167144 : en es
  • US2392879A - Electrode manufacture : en
  • US2393156A - Composition of matter : en
  • ES12339U - Automatic powder dispenser (Machine-translation by Google Translate, not legally binding) : en es
  • FR906674A - Improvements to refrigeration installations and new apparatus for this purpose : en fr
  • GB574615A - Improvements in extrusion process : en
  • SE115667C1 - : en
  • US2393144A - Carburetor : en
  • USD143523S - Design for a braid : en
  • ES11897Y - A new pocket flashlight system : en es
  • GB574694A - Process for producing branched chain paraffin hydrocarbons : en
  • ES11680Y - Elastic closure for footwear. : en es
  • ES171829A1 - IMPROVEMENTS IN VOLTAGE REGULATORS : en es
  • CA432500A - Aircraft propeller synchronizer : en fr
  • ES171271A1 - A PROCEDURE FOR MICROORGANIC IMPROVEMENT FOR THE FERMENTATION OF BREADFUL FLOURS : en es
  • ES11900Y - A new rotary dental drill : en es
  • FR906660A - A method of producing a seam and a sewing machine comprising advancement cylinders for assembling knits with firm edges : en fr
  • US2392832A - Drive axle : en
  • US2393011A - Control system : en
  • US2393099A - Packing box and trays : en
  • US2392851A - Gun mount : en
  • CH240710A - Propulsion device for aircraft. : en fr
  • US2393185A - Apparatus for subdividing a mass : en
  • USD143541S - Casing for an electric heater with fan : en
  • FR906765A - Method of regulating the power of a hot gas engine and applications to such an engine : en fr
  • ES171057A1 - PROCEDURE FOR THE OBTAINING OF ELCTRODES USED IN PHOTOELECTRIC CELLS : en es
  • FR906744A - Method for the transmission of telegraph signals in powerline telegraph installations with variable level : en fr
  • FR906755A - Articulated leg with special lock : en fr
  • US2393200A - Foundry flask : en
  • ES171804A1 - AN EXPANSIVE WINDER SYSTEM TO A SINGLE IMPELLER : en es
  • ES11809Y - Hammer perfected for carpentry and the like. : en es
  • FR906659A - Improvements to polychrome stereoscopic images : en fr
  • US2392943A - Method of making thermostatic elements : en
  • US2393119A - Air conditioner : en
  • AU131270B2 - Improvements in or relating to electrical consumption control equipment : en
  • FR906710A - Waterproof garment with ventilation slots : en fr
  • CA432584A - Cyroscope mounting means : en fr
  • CH240655A - Connector for flexible organs. : de en
  • CH240650A - Process for manufacturing objects made of microporous material, in particular diaphragms. : en fr
  • AU129905B2 - Improved centrifugally operated switch : en
  • CA432535A - Metal surface building up method : en fr
  • CA432537A - Electric welding method : en fr
  • CH240700A - Collapsible stroller. : de en
  • US2393086A - Method and composition : en
  • USD143529S - Liturgical plouncing or similar article : en
  • USD143550S - Liturgical medallion or similar article : en
  • CH240656A - Pipe connection device. : en fr
  • CH240625A - Release device for the spaces of die setting and line casting machines. : de en
  • AU135354B2 - Colour television system : en
  • CH240727A - Process for the preparation of a p-amino-benzenesulfonamide. : de en
  • AU130727B2 - Improvements in or relating to metal contact rectifiers and photoelectric cells : en
  • AU58846A - Ignition means : en
  • FR906718A - Wheel set for vehicles running on rails : en fr
  • AU49846A - Specification not printed : en
  • CH240648A - Process for manufacturing shaped parts in flexible and elastic non-metallic material and part obtained by this process. : en fr
  • ES171850A1 - A NEW WATER ELEVATION SYSTEM : en es
  • CA432590A - Periscopic vision device : en fr
  • USPP671P - Viola plant : en
  • CH240729A - Process for the preparation of a sulfonamido derivative. : de en
  • ES171882A1 - IMPROVEMENTS IN THE MANUFACTURE OF POCKET LAMPS, HANDHOLDS AND SIMILAR LAMPS : en es
  • US2392910A - Chemical process : en
  • DK64238C - Release device for lifeboats. : da en
  • CA432589A - Expansion joint : en fr
  • CA432565A - Liquid fuel injection apparatus : en fr
  • ES171847A1 - PROCEDURE FOR WATERPROOFING BOINS : en es
  • CA432487A - Metal-to-metal joint loosening process : en fr
  • AU55746A - Combined shipping and display container : en
  • AU43746A - Improvements in baby carriages : en
  • CH240611A - Process for the production of a durable fermentation and baking aid. : de en
  • CH240637A - Calculation table book. : de en
  • ES12316U - Cartridge or ampoule for the loading of fountain pens. (Machine-translation by Google Translate, not legally binding) : en es
  • CA432592A - Inserted blade cutter and clamp : en fr
  • ES12165U - Wall ashtray. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12312U - Portable lamp for lighting. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12330U - Button lined with rim. (Machine-translation by Google Translate, not legally binding) : en es
  • US2393209A - Mechanical flashlight : en
  • GB574691A - An improved method of mounting needle valves : en
  • CH240627A - Mine pen and process for its manufacture. : de en
  • FR906721A - Device for form and plunge grinding, in particular grinding without tips : en fr
  • US2393176A - Pot burner and pilot assembly : en
  • GB574655A - Improvements in or relating to trouser clips for cyclists and for other purposes : en
  • ES171827A1 - DEVICE FOR TESTING MATERIALS : en es
  • AU131689B2 - Improvements in and relating to electric discharge lamps : en
  • US2393058A - Making thermoplastic helicoidal structures : en
  • CH240673A - Barrier cell unit with several support plates arranged one behind the other and provided with at least one barrier cell. : de en
  • FR906769A - Electrical resistance : en fr
  • USD143545S - Design for a filter unit or similar article : en
  • ES171793A1 - IMPROVEMENTS IN THE MACHINES FOR LINING CARTON : en es
  • FR906559A - Coffee maker : en fr
  • ES11660Y - Support for portable optical measuring instruments. : en es
  • US2393051A - Isomerization of pentane : en
  • GB574613A - Improvements in or relating to template or pattern-controlled machine tools : en
  • CA432593A - Ball race re-conditioning apparatus : en fr
  • ES12345U - Device for the presentation of photographs and drawings and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906554A - Improvements to devices for the construction of molded parts : en fr
  • ES171386A1 - DEVICE FOR LOADING THE TIRALINE INK : en es
  • ES171834A1 - SECURITY LOCK WITH AUTOMATIC CLOSURE : en es
  • US2392873A - Art of locating objects by heat radiation : en
  • ES171889A1 - A PRESSURE KETTLE APPARATUS : en es
  • CA432557A - Electrical conductor protective device : en fr
  • CA432594A - Homogenizer : en fr
  • CH240675A - Electric discharge tube. : de en
  • US2393148A - Loom check strap : en
  • ES171374A1 - A PROCEDURE, AND CORRESPONDING APPARATUS, FOR PROJECTIONS OF PERSONS, ANIMALS OR THINGS : en es
  • FR906707A - Electric switch : en fr
  • IE17297L - Valve assembly for i. c. engines. : en
  • ES171856A1 - A SELECTIVE TRIGGER DEVICE FOR INSTALLATION PROTECTION CIRCUIT BREAKERS : en es
  • GB574766A - Improvements in or relating to rivets : en
  • ES171647A1 - A SPEED CHANGE MECHANISM FOR MOTORCYCLES AND ANALOG VEHICLES : en es
  • GB574656A - Improvements in or relating to the flanging of pipes, conduits and the like of plastic materials : en
  • CH240712A - Power harrow. : de en
  • ES11879Y - New envelope model. : en es
  • ES171909A1 - AN AIR PURIFIER, BY SPRAYING A LIQUID : en es
  • GB574706A - Improvements in low-friction bearings or pivots for use in connecting links of philosophical electrical or other precision instruments : en
  • FR906662A - Improvements to automatic electric switches controlled by the variation of a determined quantity : en fr
  • GB574757A - Improved device to facilitate carrying an infant : en
  • US2392929A - Manufacture of artificial teeth and other molded articles : en
  • DK64240C - Wrapper. : da en
  • FR906768A - Electrical contact device : en fr
  • CA432484A - Wax composition : en fr
  • CA432600A - Garment : en fr
  • US2393055A - Greenhouse structure : en
  • US2392942A - Fountain pen cap construction : en
  • AU36246A - Improvements in and relating to electrical control networks : en
  • ES11621Y - Improved wrench. : en es
  • ES171894A3 - A PROCEDURE FOR WELDING THE IRIDIUM OR OTHER POINTS ON THE NIBS TO WRITE : en es
  • FR906739A - Manufacturing process, from fuels rich in ash, of gases which can be used industrially : en fr
  • FR906790A - Process for giving shape to refractory bricks : en fr
  • CH240638A - Loudspeaker for great speech performance. : de en
  • ES12320U - Spraying device for veterinary and similar use. (Machine-translation by Google Translate, not legally binding) : en es
  • GB574619A - Improvements in and relating to fluid-sealing glands for rotating shafts : en
  • USPP670P - Peach tree : en
  • ES12317U - Marching heel (Machine-translation by Google Translate, not legally binding) : en es
  • IE16941L - I.c. engine scavenging : en
  • AU39646A - Improvements in and, relating to. electric discharge lamps : en
  • CH240706A - Articulated device for clamping an object on the luggage rack of a cycle. : en fr
  • US2393090A - Trolling device : en
  • ES11813Y - Folding seat for field and beach. : en es
  • US2393072A - Parachute release device : en
  • US2393036A - Finned cylinder : en
  • AU123154B2 - Devices for teaching dancing : en
  • AU39446A - Improvements in and relating to electric discharge lamps : en
  • US2392819A - Gear grinding machine : en
  • CA432581A - Fibreboard container : en fr
  • ES11903Y - Device to prevent the spillage or dripping of liquids to the outside of jars, bottles and containers in general : en es
  • GB574683A - Device for opening and emptying cartons : en
  • CH240643A - Manufacturing process of hollow valves for combustion engines. : en fr
  • ES175995A3 - IMPROVEMENTS IN ELECTRIC SHAVERS : en es
  • US2393187A - Timing control apparatus : en
  • US2393112A - Dust collector system : en
  • CH240670A - Device for connecting and separating circuits in which high potentials occur. : de en
  • CH240653A - Vice intended to strongly grip a tool. : en fr
  • AU55846A - Improvements in or relating toa metal rolling mill : en
  • US2392963A - Milling machine : en
  • CA432525A - Angle measuring device : en fr
  • CH240602A - Gearbox for ring spinning machines. : de en
  • US2392915A - Treatment of hydrocarbons : en
  • CH240644A - Soldering device. : de en
  • US2392960A - Process for the dehydrogenation of alkenylcyclohexenes : en
  • US2393097A - Inking and lacquering roller for lithographic, printing, and lacquering machines : en
  • AU40446A - Improvements in methods of manufacture of selenium elements : en
  • CA432504A - Bedspring corner : en fr
  • CA432597A - Dancing teaching device : en fr
  • USD143570S - Design fob a handle for cooking utensils : en
  • CH240674A - Barrier cell and method of making it. : de en
  • US2392904A - Power transmitting mechanism : en
  • AU46646A - Improvements relating to valve oscillating or amplifying circuits : en
  • ES12307U - Bicycle frame with multitubular organization tubes. (Machine-translation by Google Translate, not legally binding) : en es
  • US2392871A - Chromium plating : en
  • US2393128A - Hydraulic transmission : en
  • CH240592A - Process for manufacturing pottery articles made of ceramic stoneware or other plastic material of this type, device for carrying out this process and article of pottery obtained by the latter. : en fr
  • CH240709A - Method and device for lubricating drive screws with adjustable blades. : de en
  • US2392940A - Electrical conduit fitting : en
  • ES11542Y - Articulator for dental prosthesis uses. : en es
  • US2393167A - Heating system : en
  • US2393216A - Saw construction : en
  • FR906583A - Device for the hydraulic control of two parts to be actuated successively : en fr
  • US2392996A - Paper roll holder : en
  • USPP666P - Water-lily plant : en
  • CH240635A - Spring balance. : de en
  • US2393042A - Axial flow fan : en
  • US2392844A - Structural unit and method of making structures therewith : en
  • US2392872A - Gas cleaner apparatus : en
  • ES11787Y - Electric device for ironing and scratching pants, ties and clothing. : en es
  • FR906599A - Advanced security padlock : en fr
  • GB574663A - Improvements relating to cylinders for steam engines, pumps and the like, or for thedistribution of fluids : en
  • ES12290U - Coffee-filter cup. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906747A - Assembly for setting the propagation exponent : en fr
  • GB574740A - Transmission mechanism : en
  • FR906673A - Improvements to Centerfire Shotguns : en fr
  • GB574666A - Improvements in or relating to air heaters : en
  • GB574662A - Key cases : en
  • FR906582A - Improvements to planers : en fr
  • FR906700A - Process for improving the light resistance of direct dyes on cellulose fibers : en fr
  • CA432550A - Suction cleaner : en fr
  • CH240605A - Process for the manufacture of hitting arms for looms. : de en
  • GB574620A - Speed control system : en
  • FR906633A - Improvements to coaches and other vehicles : en fr
  • US2392900A - Electronic apparatus : en
  • FR906714A - Elastic bearing : en fr
  • GB574685A - Improvements in or relating to hair curlers : en
  • CA432534A - Furnace grate : en fr
  • FR906722A - Machine and method for placing identical parts in parallel in a box and their application to the uniform tempering of these parts : en fr
  • FR906678A - Discharge valve for tank wagons, comprising several closure plates actuated by a common screw : en fr
  • US2393177A - Apparatus for testing electrical conductors : en
  • ES171596A2 - A TELESCOPIC HYDRO-PNEUMATIC SHOCK ABSORBER : en es
  • FR906681A - Elastic shank for shoes : en fr
  • ES11624Y - A sanitary and hygienic device that protects the skin : en es
  • US2393037A - Winding special continuous coils : en
  • ES169463A1 - A PROCEDURE FOR PREPARING CARBONIC ACID GASEOUS : en es
  • GB574736A - Improved anti-dimming material : en
  • ES170814A3 - IMPROVEMENTS IN THE PROCEDURE FOR PREPARING BRICKS FOR WORKS : en es
  • ES171797A1 - ELECTROMECHANICAL DEVICE FOR SYNCHRONIZING THE ISSUANCE OF MUSICAL NOTES INTERPRETED IN A PLANE, WITH THE CHANGES OF LUMINIC AND COLOR INTENSITY OF THE BATTERIES OF LAMPS OR REFLECTORS, EMPLOYED IN THE SHOWROOMS : en es
  • FR906734A - Metal construction system for small pleasure and sport boats : en fr
  • GB574624A - Lawn mowers : en
  • CH240686A - Switching device in an electro-acoustic transmission system. : de en
  • GB574733A - Improvements in or relating to speed governor adjusting mechanism : en
  • FR906581A - Circular cut-off saw : en fr
  • ES171809A1 - PROCEDURE FOR THE PREPARATION OF GLYCOLS AND THEIR ETHERIES-SALTS : en es
  • FR906669A - Process and devices for improving coatings obtained by melting and spraying metals, alloys and other materials : en fr
  • GB574616A - Improvements in or relating to electric secondary batteries : en
  • FR906764A - Resinoid condensation products and their preparation process : en fr
  • US2392948A - Portable crib : en
  • US2393131A - Material forming and drawing with the aid of vibration : en
  • US2392920A - Brooder house : en
  • USD143524S - Design for a muffler : en
  • ES171782A1 - A DIRECTED VIBRATION GENERATING DEVICE : en es
  • US2392861A - Manufacture of perchloric acid : en
  • US2393198A - Welding apparatus : en
  • ES171875A1 - A METHOD OF PREPARING A THERAPEUTIC COMPOSITION : en es
  • AU59246A - Improvements in or relating to electric attenuators : en
  • US2392831A - Method of treating soap : en
  • US2392993A - Pressure mounted quartz oscillator : en
  • ES11445Y - Protective device for razor shaving. : en es
  • ES11625Y - Crown cap for champagne or gasification of all kinds of liquids once packaged. : en es
  • FR905809A - : fr
  • ES11901Y - Mechanism to give movement to the dolls, dolls and the like. : en es
  • US2392860A - Preparation of pure nitroguanidine : en
  • CA432498A - Porous article producing apparatus : en fr
  • ES171848A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRONIC EAPPARATUS FOR PROSTHESIS IN CASES OF ACUSIA : en es
  • GB574726A - Improved apparatus for making acoustic measurements : en
  • ES171529A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ANNULAR RUNNERS : en es
  • ES11896Y - A security lock against theft : en es
  • ES171820A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 170681 : en es
  • US2392867A - Safety protector for shoes : en
  • US2392842A - Method of making coiled structures : en
  • US2393109A - Process for the preparation of : en
  • US2393171A - Hand covering : en
  • FR906595A - Improvements to devices for cutting glass tubes : en fr
  • FR906696A - Combination of a blocking layer rectifier and other electrical device : en fr
  • FR906706A - Monitoring device for condensate drains located at great depth : en fr
  • GB574712A - Di-esters of 3,3-methylenebis(4-hydroxycoumarin), and process of making them : en
  • US2392847A - Rubberlike polymeric substance and process of producing it : en
  • ES164440A1 - SYSTEM D EFABRICATION OF CENTRIFUGED PIPES FOR SANITATION AND DRIVING OF LOW PRESSURE WATER : en es
  • US2392889A - Motion reproducing mechanism : en
  • FR906741A - Process for the production of cyclic arylene-sulfo-carbonimides : en fr
  • FR906793A - Checking device for bevel gears : en fr
  • DK64232C - Procedure for ruffling woven fabrics, knitted or crocheted articles, white goods and clothing, and a template for practicing the procedure. : da en
  • USD143539S - Design for a handbag : en
  • ES175973A1 - PROCEDURE FOR THE MANUFACTURE OF SODIUM ALGINIC ACID OF SEAFOODS : en es
  • ES171887A1 - IMPROVEMENTS IN THE MANUFACTURE OF CIRCULAR REMALLS MACHINES : en es
  • FR906609A - Device for guiding the edges of the fabric and calling mechanism for the latter in straight-line plucked and chain knitting looms : en fr
  • FR906594A - Process for the preparation of a dispersed and very adherent copper slurry : en fr
  • FR906610A - Improvements to squeegee conveyors fitted with chain tension adjustment means : en fr
  • DK64236C - Calculator. : da en
  • GB574609A - Loading and unloading cargo : en
  • ES11892Y - Safety bolt. : en es
  • US2393025A - Control system : en
  • US2392934A - Covered separable fastener : en
  • US2393024A - Method of coating lead sheathed cable : en
  • US2393152A - Alkylation : en
  • US2393158A - Propeller mounting : en
  • GB574635A - Improved process for the preparation of diamond dies (for wire drawing) and like operations : en
  • ES12337U - New immovable plug for tin, lead or rubber tubes, intended for pastes and creams. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12313U - Special closing box. (Machine-translation by Google Translate, not legally binding) : en es
  • US2392983A - Match-book making machine : en
  • US2392840A - Marking pen : en
  • US2393222A - Rubberless flexible compositions and processes : en
  • ES171904A1 - IMPROVEMENTS INTRODUCED IN THE ELECTRODES FOR LUMINESCENT TUBES : en es
  • CA432503A - Driving axle unit : en fr
  • CH240688A - Two-wire amplifier with low-pass filter. : de en
  • US2393142A - Artificial limb : en
  • CH240669A - Spring-loaded counter contact for electrical plug contacts. : de en fr
  • ES171817A1 - ELECTRIC SINK, COMBINED, FOR CLEANING, STERILIZING AND DRAINING DISHES AND KITCHEN UTENSILS, AS WELL AS FOR THE PREPARATION AND WASHING OF FOOD : en es
  • FR905784A - : fr
  • US2393103A - Combined paste tube holder and closure : en
  • US2393146A - Railway car retarder : en
  • USPP667P - Avocado tree : en
  • US2392856A - Gauging device : en
  • US2392864A - Derivatives of the dialkyl ethane-and di-ethyl ethene series and process of making the same : en
  • AU133275B2 - Improvements relating to valve oscillating or amplifying circuits : en
  • FR906585A - Device for regulating the secondary current in a transformer : en fr
  • FR906590A - Pulse width modulation method : en fr
  • GR10568B - GASOLINE MACHINE COOKING ACCESSORY THE SAME-TIME TWO FOOD IS ACHIEVED AT THE SAME TIME. : el en
  • US2392834A - Boat : en
  • FR906597A - New playing card : en fr
  • CA432555A - Telemeter reading device : en fr
  • CH240677A - Container made of sheet steel, especially for mercury vapor rectifiers. : en fr
  • US2392912A - Bottle cap : en
  • GB574699A - Improvements in and relating to electrical contacts and method of making the same : en
  • CH240612A - Process for obtaining magnesium-free brewing water. : de en
  • ES171826A3 - IMPROVEMENTS IN THE MANUFACTURE OF STYLOGRAPHS WITH WRITING BALL : en es
  • ES171905A1 - AN ELECTROMECHANICAL PROCEDURE PARFA PROVIDE ALTERNATIVE OSCILLATION TO CRADLES, SWINGS AND OTHER OBJECTS OF SIMILAR MOVEMENT : en es
  • CH240680A - Equipment set consisting of a flashlight with an electric accumulator and a charger. : de en
  • GB574718A - Improvements in wardrobe-cases, dress-cases and the like : en
  • FR906690A - Improvements made to gasification chambers or furnaces of generators or gasifiers for vehicles : en fr
  • US2393151A - Bag closure : en
  • CH240588A - Construction comprising assembled panels. : en fr
  • CH240678A - Electric discharge tube with an electron mirror. : de en
  • US2393183A - Vehicle suspension : en
  • FR905823A - : fr
  • US2393125A - High pressure fuel carburetor : en
  • USD143540S - Design fob a pull toy : en
  • US2392876A - Recorder : en
  • USD143549S - Liturgical medallion or similar article : en
  • US2392841A - Preparation of sulphon chlorides : en
  • FR906695A - Device for adjusting the coupling between two inductively coupled electrical circuits : en fr
  • US2392835A - Aircraft construction : en
  • US2392828A - Projection lamp : en
  • CA432585A - Catalytic hydrocarbon isomerization : en fr
  • CH240697A - Process for filling powdery goods and equipment for carrying out this process. : de en
  • USD143542S - Design for a croquet wicket : en
  • CA432514A - Guanidine hydrochloride obtaining method : en fr
  • CA432558A - Non-skid device : en fr
  • AU55946A - Carbon-steel alternating-current conductor, and process of making it : en
  • CH240596A - Oil firing system. : de en
  • CH240682A - Device for tooth and jaw care and treatment. : de en
  • CA432596A - Cam profiling machine : en fr
  • GB574634A - Improvements in or relating to portable chairs for babies and young children : en
  • CA432576A - Reflective projection system : en fr
  • CA432595A - Speed indicator driving mechanism : en fr
  • CA432580A - Display package : en fr
  • CA432518A - Copying and reproducing machine : en fr
  • ES171771A1 - PROCEDURE FOR THE PREPARATION OF TRIHALOGENETHANE DERIVATIVES : en es
  • CA432521A - Gas turbine arrangement : en fr
  • US2392820A - Vise lock : en
  • US2392988A - Tractor and tank track : en
  • USD143543S - Design for a croquet wicket : en
  • US2392901A - Filter : en
  • GB574658A - Improvements in or relating to electric overload circuit breakers : en
  • GB574703A - Child's collapsible travelling cot : en
  • ES12329U - Radiator for heating. (Machine-translation by Google Translate, not legally binding) : en es
  • US2393118A - Carburetor : en
  • US2393189A - Remote indicating means : en
  • ES11907Y - Perfected packaging, : en es
  • FR906729A - Guide jaw system : en fr
  • CA432556A - Fluid transmission device for remote instruments : en fr
  • CA432599A - Yarn winding device : en fr
  • CH240689A - Circuit for expanding electrical vibrations. : de en
  • CA432563A - Die stock : en fr
  • CH240593A - Electrical device intended to prevent the freezing of a liquid in a pipe, in particular applicable to a water pipe. : en fr
  • CA432544A - Chlorinated rubber : en fr
  • US2392838A - Writing machine attachment : en
  • CH240672A - Electrical variable resistor and method of making the same. : de en
  • CA432545A - Mothproofing composition : en fr
  • US2393111A - Fountain pen and ink eradicator : en
  • US2392875A - Manufacture of phenol : en
  • US2392885A - Yarn cutting thimble : en
  • GB574660A - Improvements relating to cylindrical carriers for helically coiled inductance or resistance wires, or for other analogous purposes : en
  • ES12311U - Box-case for sanitary use. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171787A1 - A PROCEDURE FOR MANUFACTURING LENS MOUNTED ARMS WITH INTERNAL METAL REINFORCEMENTS : en es
  • FR906616A - Safety device for driving railway convoys : en fr
  • US2393023A - Apparatus for covering articles : en
  • US2392930A - Curtain : en
  • CH240614A - Process for the preparation of condensation products of acetylene. : de en
  • US2392858A - High-speed rotor for centrifugal compressors and the like : en
  • US2393071A - Mounting for electrical apparatus : en
  • USD143568S - Design fob a handle fob cooking utensils : en
  • CA432497A - Refrigeration apparatus : en fr
  • FR906655A - Enhancements to superheterodyne receptors : en fr
  • FR906692A - Projectile and rocket with automatic direction : en fr
  • GB574711A - Improvements relating to the purification of zinc, cadmium and magnesium by volatilisation : en
  • US2392837A - Reaction products of aldehydes and diazine derivatives : en
  • USD143555S - Design fob a bowling game device or simdlab article : en
  • FR906749A - Flax harvester improvements : en fr
  • GB574684A - Improvements in or relating to cylinder heads and method of making the same : en
  • US2393155A - Forging pointed articles : en
  • CH240591A - Voltage transmitter for electric fences. : de en
  • AU2443245A - Corrosion inhibition and anticorrosion packaging : en
  • FR906635A - Improvement to high-speed parallel lathes for high-speed threading jobs : en fr
  • US2393048A - Automatic winch control : en
  • GB574636A - Improvements relating to domestic solid fuel fire grates : en
  • US2393138A - Cord winder : en
  • US2392898A - Lumber splicing implement : en
  • CA432530A - Sulphuric acid decomposing process : en fr
  • CH240722A - Process for the preparation of a sulfone. : de en
  • US2393083A - Wire connector : en
  • AU116964B2 - Improvements in methods of and apparatus for suction casting andthe like : en
  • CA432522A - Magnetic transmission : en fr
  • CH240717A - Method for preparing a new tetracyclic compound. : de en
  • US2392843A - Insert securing tool : en
  • US2392897A - Sandblast tool : en
  • US2393038A - Magnetic core structure : en
  • ES171831A3 - IMPROVEMENTS IN THE MANUFACTURE OF STYLOGRAPHIC PENS WITH A WRITING BALL : en es
  • CA432573A - Paper box : en fr
  • CH240694A - Device to facilitate the transport of suitcases. : en fr
  • AU39146A - u Steam injection type water heater : en
  • US2393161A - Cushion tire : en
  • US2393092A - Apparatus for gas analysis of drilling mud : en
  • US2393004A - Amusement apparatus : en
  • CA432507A - Trousers : en fr
  • AU2564445A - Improvement inline balance convertors : en
  • CA432513A - Alkoxy alkylol cyanamide compound : en fr
  • CA14455S - Cologne bottle : en
  • CH240666A - Gas turbine system with a regulating device that adjusts the amount of fuel. : de en
  • FR906697A - Hydraulic plug for drainage pipes : en fr
  • FR906644A - New organic compounds for industrial uses and their preparation process : en fr
  • ES12305U - Removable and removable bike rack, applicable to bicycle handlebars and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • CA432578A - Alkylene hydrohalogenation : en fr
  • FR906717A - Drive device for milling cutters on the milling machine chuck : en fr
  • FR906558A - AC relay : en fr
  • FR906753A - Process for the exact-color printing of originals in multiple colors, by the subtractive process, for the production of multiple-color images : en fr
  • US2392937A - Hawaiian electric guitar steel : en
  • ES11886Y - Manual vibrating device for massage. : en es
  • USD143564S - Brooch or similar article of jewelry : en
  • AU35846A - Improvements in and relating to straight bar knitting machines : en
  • ES11822Y - Removable fence, perfected, for toy trains. : en es
  • FR906628A - Improvement in heating bags and pouches : en fr
  • AU26846A - Improved control mechanism ior variable pitch propellers : en
  • CH240606A - Hopping device on sewing machines. : de en
  • GB574680A - New synthetic drying oils and coating compositions : en
  • CA432501A - Display device : en fr
  • AU503442A - Improvements in methods of and apparatus for suction casting andthe like : en
  • FR906772A - Improvements to distillation processes and devices with chemical reactions involving the intervention or incident production of corrosive materials : en fr
  • CH240652A - Comb for mechanical razor. : en fr
  • GB574667A - A centrifugal bowl for separating sludge-containing liquids : en
  • GR10569B - SMALL CONSUMPTION ELECTRIC HOB. : el en
  • GB574649A - Process for the preparation of penicillin and similar fungus decomposition products : en
  • ES171749A1 - APPARATUS FOR THE MANUFACTURE OF IMITATION STONES FOR JEWELRY AND JEWELERY : en es
  • FR906756A - Machine for breaking the oxide layer on steel tapes : en fr
  • ES171872A3 - A HYDRAULIC TRUCK JACK : en es
  • ES170506A1 - PERFECTIONS IN CRANKSHAFT AND OTHER MACHINE ORGANS : en es
  • CA432572A - Grinding machine : en fr
  • GB574745A - Improvements in and relating to dental flasks : en
  • ES171602A1 - A HYDRAULIC ENGINE, POWERED BY THE EMERGENCY FORCE THAT WATER OFFERS, ON DEPOSITS EMPTIED INTO A WATER TANK OR WATER : en es
  • GB574722A - Metal tube shaping machines : en
  • ES171795A1 - SUSPENSION APPARATUS FOR THE CONSTRUCTION AND PREPARATION OF ESCAYOLATED CORSES IN THE TREATMENT OF DEFORMATIONS OF THE SPINAL COLUMN : en es
  • FR906715A - Wear protection device for elastic tires : en fr
  • FR906748A - Electric cable : en fr
  • AU131394B2 - Methods of making chewing and like compositions : en
  • US2392935A - Purification of mercaptothiazoles : en
  • FR906767A - Hermetically sealed container : en fr
  • FR906622A - Improvements to telemechanics devices over the air or otherwise : en fr
  • FR906798A - Speed governor for internal combustion and injection engines : en fr
  • FR906693A - Device for rolling external threads : en fr
  • GB574708A - Improvements in or relating to electron discharge devices : en
  • US2392909A - Wire brush holder : en
  • ES171773A1 - A RECTIFIER, PORTABLE, ELECTRONIC VALVE, FOR INTRODUCTION IN THE TISSUES OF THE HUMAN BODY VIA ELECTROLYTIC OF DIVERSE DRUGS, FOR THERAPEUTIC PURPOSES : en es
  • GB574610A - Improvements in or relating to directive antenna systems : en
  • FR906600A - Propulsion system with track adapting to wheels with tires or tires : en fr
  • GB574646A - Improvements in or relating to the fire-proofing of rubber : en
  • ES175983A2 - PROCEDURE FOR OBTAINING PAPER CELLULOSE, NOBLE CELLULOSE FOR VISCOA, NITROCELLULOSE, PLASTIC MATERIALS, RUBBER AND THE LIKE, BASED ON THE DECOMPOSITION OF PLANTS : en es
  • GB574715A - Improvements in or relating to charging of detonator shells with explosive : en
  • FR906708A - Mounting of the movable contacts on the switching shafts of electrical switches and in particular of relays : en fr
  • FR906668A - Spout and containers fitted with this spout : en fr
  • US2392874A - Emergency escape panel : en
  • FR906745A - Self-supporting aerial telephone cable : en fr
  • GB574747A - A draw bar attachment for tractors : en
  • ES11795Y - Luminous billboard for advertising. : en es
  • US2393040A - Grinding machine-table indexing mechanism : en
  • GB574689A - Extraction of iron from titaniferous ores : en
  • FR906578A - Further training in the alarm circuits of fire detection systems : en fr
  • ES171857A1 - A DISYUNTOR : en es
  • FR906651A - Continuous concentrator of wines under atmospheric pressure, under overpressure or under vacuum : en fr
  • GB574725A - Improvements in photographic emulsions : en
  • CH240698A - Box for smokers' articles with a device for lighting the smoking articles. : de en
  • GB574737A - Improvements in or relating to metallic coatings on iron and steel : en
  • US2393132A - Production of alkenylpyrroles : en
  • US2393169A - Electric induction apparatus and coil support : en
  • US2392995A - Composition : en
  • CH240608A - Process for the production of a durable impregnation bath for the purpose of stiffening fabrics, in particular from natural or regenerated cellulose. : de en
  • CH240624A - Display organ for devices for the vertical filing of documents. : de en
  • US2392974A - Derivatives of propionic acid : en
  • CH240704A - Articulated holder for bicycles. : de en
  • US2392882A - Method of depositing fibrous material : en
  • US2393223A - Hydraulic motor : en
  • FR906665A - Pressure indicating device for any fluid : en fr
  • FR906689A - Pressure measuring box : en fr
  • US2393137A - Expansion joint arrangement : en
  • CH240590A - Process for the production of concrete beams and beams produced by this process. : de en
  • ES12338U - Apparatus for sharpening the markings of the tailors. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12304U - Metal duster boat. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171842A1 - A METHOD OF DEALING FILAMENTARY MATERIALS : en es
  • FR906613A - Process for the production of hydrolyzate from plant materials, products obtained by carrying out these processes, treatments of these products and their applications in particular for the tanning of hides and skins : en fr
  • US2393164A - Electric circuit breaker : en
  • ES171903A1 - A PERFECT MACHINE FOR THE MANUFACTURE OF LUMBRE LIGHTERS : en es
  • CH240646A - Universal machine tool. : en fr
  • FR906777A - Manufacturing process of soundproofing panels : en fr
  • US2393020A - Shopping cart : en
  • FR906564A - Elastic upholstery for vehicle seats and other seats, sofas, box springs and similar applications : en fr
  • GB574623A - Plastic material for moulding and modelling : en
  • FR906634A - Protective device against the projection of shavings and coolant in machine tools : en fr
  • US2393110A - Shimmy damper for airplane landing gear : en
  • ES171708A1 - PROCEDURE FOR THE MANUFACTURE OF A COAGULANT AND AGGLUTINANT PRODUCT, EXTRACTED FROM WASTE, WASTE AND FRUIT WASTE : en es
  • GB574690A - Supply mechanism for wire and other strands : en
  • FR906601A - Advanced two-wheel tractor : en fr
  • CH240692A - Method for transforming a continuous electromotive force into current, and device for carrying out this method. : en fr
  • ES11821Y - Wagons with removable box for toy trains. : en es
  • FR906631A - Improvement in electrical and radio-electric assemblies using two lamps mounted in a bridge : en fr
  • FR906724A - Lighter : en fr
  • FR906577A - Improvements to absorbent circuits : en fr
  • GB574628A - Improvements in or relating to work-supporting devices for use when darning socks, stockings and the like : en
  • ES170995A1 - IMPROVEMENTS IN THE MANUFACTURE OF MOSAICS : en es
  • USD143561S - Design for a pin or similar article : en
  • US2393224A - Secret telecommunication : en
  • USD143525S - Design fob a hoist : en
  • US2392973A - Process of refining oil : en
  • US2393061A - Control system : en
  • FR906670A - Process for hydrolysis of cellulosic materials and in particular peat : en fr
  • GB574677A - Improvements in or relating to radiators for aircraft : en
  • FR906782A - Stereoscopic apparatus : en fr
  • CH240639A - Optical system consisting of a concave, spherical mirror and a correction element. : de en
  • GB574709A - Improvements in and relating to hydraulic systems : en
  • US2392911A - Washing machine : en
  • ES12301U - Device for securing nuts and bolts. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906573A - Advanced telemetry system : en fr
  • FR906663A - Method and device for providing the telephone link between several stations : en fr
  • ES11906Y - Rig to obtain infusions. : en es
  • ES171844A1 - IMPROVEMENTS IN OR RELATIVE TO RADIO RECEPTOR CIRCUITS : en es
  • ES12340U - Automatic rotating and continuous balance for acids and liquids. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171407A1 - PROTECTIVE CASING OF GEARS AND PULLEYS FOR COMBINED MACHINES, ROTATING MACHINES, BRUSHING AND SCRAPER WITH COUPLED ENGINE : en es
  • FR906596A - Sewing machine : en fr
  • FR906667A - Insulating material : en fr
  • FR906645A - Extensible tap improvements : en fr
  • ES171657A1 - A PROCEDURE FOR THE HYDROGENATION OF OILS AND FATS : en es
  • GB574755A - The manufacture of an improved electric resistance heating element : en
  • ES11814Y - Baby carrier. : en es
  • ES171665A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF ELECTRIC LAMPS FOR INCANDESCENCE : en es
  • ES175993A3 - A HAND-HELD ELECTRIC MOTOR TO DRIVE TOOLS : en es
  • FR906780A - Calculating device : en fr
  • GB574621A - Improvements relating to the production of film or sheeting : en
  • GB574640A - Improvements in or relating to parachute equipment : en
  • US2393082A - Insulation : en
  • FR906617A - Improvements to cardboard boxes or the like : en fr
  • ES171870A1 - A PROCEDURE TO OBTAIN INSECTICIDE SUBSTANCES IN A HIGH DEGREE OF DISPERSION OR FRACTIONATION : en es
  • ES171846A1 - IMPROVEMENTS IN SEMICONDUCTORS : en es
  • FR906703A - Improvements to invisible larding hinges : en fr
  • FR906730A - indirect heating cathode heating element : en fr
  • ES11565Y - Improvements made to variable opening wrenches for nuts : en es
  • FR906598A - Electrolytic re-cutting process for used files, rasps and other cutting tools : en fr
  • FR906623A - Inhaler : en fr
  • CH240657A - Self-closing angle seat valve. : de en
  • US2392852A - Synthetic oestrogens : en
  • ES168918A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 168909 : en es
  • ES171082A3 - AN INDUSTRIAL PROCEDURE FOR OBTAINING ELASTIC FABRICS FOR SANITARY USE : en es
  • US2392967A - Hose and manufacture thereof : en
  • CH240595A - Process for making a glass yarn. : de en
  • CH240633A - Throat gauge. : de en
  • US2393026A - Bowling ball : en
  • CA432536A - Metal surface conditioning apparatus : en fr
  • US2392892A - Retractable landing gear : en
  • US2393012A - Control system : en
  • US2393190A - Rotary cultivator and means of attachment to agricultural implements : en
  • FR906680A - Manufacturing process for hygienic shoe lasts : en fr
  • IE17627L - A forcing house for horticultural purposes : en
  • US2393081A - Joint construction : en
  • ES171591A1 - A PROCEDURE TO OBTAIN STEREOSCOPIC DRAWINGS : en es
  • FR906799A - Contact set for electromagnetic circuit breakers and similar devices : en fr
  • FR906556A - Process for the treatment of household waste and other waste for the destruction of nuisances and the production of methane gas and organic fertilizers : en fr
  • FR906624A - Burglar alarm : en fr
  • CH240629A - Ski binding. : de en
  • FR906571A - Process for manufacturing emulsions, fillerized or not, of bitumen, tar or similar products : en fr
  • US2393017A - Bearing assembly : en
  • USD143554S - Design for a compact : en
  • ES11820Y - Terminal for electrical power conducting cables. : en es
  • ES171864A1 - A PROCEDURE FOR THE PREPARATION OF ESTERS : en es
  • GB574638A - Improvements in or relating to spools particularly for use with ink ribbons : en
  • GB574742A - Improvements in or relating to the production of amidines : en
  • FR906586A - case for stick of rouge, blush and the like : en fr
  • US2393076A - Hydraulic valve : en
  • AU130550B2 - Improvements in or relating to powdered pigment compositions : en
  • ES171402A1 - AN IMPROVEMENT IN THE CONSTRUCTION OF DRYERS FOR HAIR DRYERS : en es
  • CA432506A - Hollow rubber article making apparatus : en fr
  • CH240664A - Internal combustion engine. : en fr
  • CH240715A - Heating device on downpipes of gutters to prevent freezing. : de en
  • US2392975A - Cream fountain razor : en
  • US2392928A - Hair curler : en
  • US2393166A - Treatment of drilling fluids : en
  • CH240589A - Plasterboard for the production of dry ceilings. : de en
  • US2393070A - Fishing float : en
  • DK64233C - Push-pull-coupled Amplifier stage. : da en
  • US2393028A - Conversion of hydrocarbon oils : en
  • US2392853A - Refining of petroleum hydrocarbon waxes : en
  • CA432591A - Tank hatch hood : en fr
  • CH240668A - Safety device to prevent the unhooking of the elements of the suspended insulators of the orbit type for high voltage lines. : en it
  • CH240707A - Support bracket for the storage of a suspension cable of cable cars. : de en
  • CA432553A - Work coil induction heating : en fr
  • US2392811A - Fertilizer and making same : en
  • AU2539745A - A process forthe sterilization and preservation of comestible materials ofthe non-cereal type : en
  • AU129731B2 - Improvements in and relating to biscuit and like cutting and embossing machines : en
  • US2392827A - Knot sealing machine : en
  • USD143532S - Design fob a pencil sharpener : en
  • US2392859A - Herbicides : en
  • FR906654A - Phase shift measurement method : en fr
  • US2392893A - Evaporator : en
  • US2392815A - Platform shoe : en
  • US2392896A - Treatment of hydrocarbons : en
  • CH240724A - Process for the production of ascorbic acid. : de en
  • CH240660A - Change gear. : de en
  • US2393095A - Process of hydrolysis of starch : en
  • CH240626A - Item made of molding or injection molding compound with a sign. : de en
  • CA432571A - Grinding machine : en fr
  • US2392913A - Electrical control apparatus : en
  • CA14453S - Cologne bottle : en
  • US2392917A - Silver cladding : en
  • CA432566A - Seat cushion : en fr
  • CA432508A - Power transmission mechanism : en fr
  • CH240585A - Device for powering the electric motor actuating an electrically controlled vehicle, in particular a tiller. : en fr
  • US2392949A - Process for producing motor fuels : en
  • US2393018A - Automatic counter reverse : en
  • CA432561A - Absorption refrigerating system : en fr
  • ES11644Y - Media display stand. : en es
  • GB574716A - Improvements in or relating to detergent compositions containing sulphonated organicmaterials : en
  • GB574759A - Improvements in or relating to turbine blades : en
  • GR10566B - ELECTRIC NON-ROTARY OPERATOR SWITCH DRAWING WITHOUT SPRING. : el en
  • CA432512A - Copper alloy : en fr
  • CA432588A - Catalytic hydrocarbon isomerization : en fr
  • NL112527B - : en
  • US2392950A - Automatic transmission : en
  • ES12332U - Matchbox with windshield. (Machine-translation by Google Translate, not legally binding) : en es
  • CH240708A - Load changing device on vehicle brakes. : de en
  • GB574617A - Improvements in or relating to pen nibs : en
  • US2393220A - Combustible gas indicator : en
  • US2392830A - Airplane lift dolly : en
  • US2392850A - Stretcher : en
  • US2392952A - Production of resin alcohols : en
  • USD143566S - Design for an atomizer : en
  • ES171828A1 - METHOD OF MAKING HERMETIC SEALS BETWEEN METAL AND CRYSTAL AND SIMILAR : en es
  • US2392866A - Method and apparatus for comminuting or drying materials : en
  • US2392926A - Hand luggage attachment : en
  • ES171833A1 - IMPROVEMENTS INTRODUCED IN THE CLOSURE OF ESTABLISHMENTS : en es
  • FR906797A - Discharge vessel filled with gas or vapor : en fr
  • FR906688A - Group of machines consisting of an axial current turbine and an electric machine : en fr
  • GB574675A - Apparatus for determining the direction of reflecting objects by means of electromagnetic waves : en
  • ES11887Y - Automatic switch device for electric irons and the like. : en es
  • FR906742A - Chlorite manufacturing process : en fr
  • ES171651A1 - AN ELECTRODE TO OPERATE THE EXPRESS ELECTRIC COFFEE MACHINES AND RAISE THE TEMPERATURE OF THE WATER THEREOF : en es
  • GB574713A - Polyamides : en
  • FR906778A - Lubrication pump with successively controlled delivery pistons : en fr
  • ES11766Y - Nail or similar security : en es
  • FR906575A - Device for retreading used bicycle tires : en fr
  • GB574697A - Improvements in brake construction : en
  • US2392810A - Electrical circuit controlling device : en
  • FR906685A - Method for adapting a user device to an energy source : en fr
  • US2392970A - Brake shoe spring arrangement : en
  • USD143551S - Design for a lace ob similar article : en
  • ES11708Y - Simplified air valve for bicycle-type inner tubes. : en es
  • FR906789A - Ignition stick for pyrophoric lighters, composed of highly flammable materials, for example metaldehyde, red phosphorus, camphor and sodium chlorate : en fr
  • ES171896A1 - IMPROVEMENTS IN CARBORIZED FILAMENTS AND THEIR TREATMENT METHODS : en es
  • GB574767A - Improvements relating to gas fires : en
  • ES11885Y - Box-case for special folding toilet paper. : en es
  • ES171810A1 - A TRANSFORMING DEVICE FOR DRIVING FORCE OF WATER CURRENTS IN USEFUL ENERGY, APOVECHABLE FOR WATER ELEVATION OR AS A DRIVE FORCE : en es
  • GB574682A - New synthetic drying oils and coating compositions : en
  • ES11539Y - Metallic protector adaptable to all kinds of shoe heels. : en es
  • DK64235C - Device for Game Drums for Control of the Rope. : da en
  • FR906605A - Improvements to resonant cavities and oscillators using them : en fr
  • GB574739A - Treatment of linear polymers with formaldehyde or formaldehyde-liberating substance : en
  • US2393066A - Supercharged collector-ring assembly : en
  • CH240634A - Process for sounding glaciers and installation for its implementation. : en fr
  • ES171822A1 - AN APPARATUS FOR THE REPLANTING OF CIRCULAR CURVES : en es
  • US2393039A - Bubble gun : en
  • CA432492A - Lock mechanism : en fr
  • ES171888A1 - A PROCEDURE FOR THE PREPARATION OF EXPLOSIVES FOR ITS FURTHER UNDERSTANDING : en es
  • FR906592A - Elastic suspension for bicycle front wheel : en fr
  • US2392918A - Faucet : en
  • US2393060A - Control system : en
  • CH240630A - Board game. : en fr
  • US2393122A - Blocking and thinning of sugar beets and the like : en
  • FR906691A - Method and means for determining the fragility of materials : en fr
  • US2393159A - Seam protecting devices for cloth shears : en
  • GB574746A - Improvements in and relating to containers or boxes : en
  • ES171783A1 - A PROVISIONAL CONSTRUCTION SYSTEM : en es
  • FR906800A - Device for stopping, on a road, a motor vehicle fitted with tires : en fr
  • AU129570B2 - Combined shipping and display container : en
  • US2392905A - Retractable mounting for aircraft landing elements : en
  • FR906787A - Method of emptying and closing a container : en fr
  • FR906649A - Device for the transformation of methane or mixtures containing methane into high-content acetylene and ethylene : en fr
  • FR906640A - Talking radio beacon : en fr
  • ES171778A3 - ONE POWER SWITCH : en es
  • GB574696A - A speed governor and engine driven electric generating plant incorporating this governor : en
  • FR906735A - Centerboard for small pleasure and sport boats : en fr
  • GB574686A - Frequency modulating system : en
  • FR906783A - Electromagnetically controlled presser for cinematographic devices : en fr
  • AU129892B2 - Specification not printed : en
  • CH240607A - Drive device on sewing machines. : de en
  • US2393193A - Motion converter mechanism : en
  • CH240713A - Power harrow. : de en
  • AU129413B2 - Improvements in or relating to kilns : en
  • CH240714A - Power harrow. : de en
  • US2393174A - Well drilling fluid material and process of preparing the same : en
  • US2393175A - Pump : en
  • US2393098A - Method of assembling main reduction gears : en
  • USD143537S - Design for a floor brush : en
  • CA432528A - Chemical reaction tower : en fr
  • CA432568A - Glyceride oil processing : en fr
  • US2392958A - Mill : en
  • AU128727B2 - Improvements relating to sealing conductors through exhaust tubes of evacuated vitreous envelopes : en
  • AU1371844A - Improvements in or relating to turbine apparatus : en
  • US2392806A - Mechanism for controlling the flow of fluid or gas : en
  • US2393201A - Control means : en
  • US2393217A - Grease container : en
  • USD143531S - Design fob a fishline weight : en
  • CH240618A - Process for the production of a new azo dye. : de en
  • FR906704A - Tailless airplane with rigid planes and combined flaps : en fr
  • FR906779A - Binder for casting and core sands : en fr
  • AU123107B2 - Improvements in or relating to turbine apparatus : en
  • GB574647A - Phase-modulation system for carrier-wave transmitters and the like : en
  • GB574652A - Improved manufacture of heat cast refractories : en
  • CA432547A - Absorption refrigerating apparatus : en fr
  • FR906746A - Electrical cable with metal armor subjected to foreign voltages, such as strong currents or atmospheric discharges, in particular self-supporting aerial telephone cable : en fr
  • USD143547S - Hydraulic pump and control unit : en
  • ES170658A1 - SYSTEM TO PRODUCE, AT WILL, THE LUMINIC SIGNALING IN THE DARK IN THE ELEMENTS THAT INTEREST IN ELECTRICAL INSTALLATIONS : en es
  • ES171859A1 - IMPROVEMENTS IN THE CONSTRUCTION OF EXTRALIGERAL VEHICLES : en es
  • ES175979A1 - PROCEDURE FOR OBTAINING MEANS TO COMBAT PARASITES : en es
  • ES11652Y - Terracotta filter. : en es
  • ES175989A1 - LOCK-SAFETY PADLOCK FOR SHUTTER DOOR AND SIMILAR DOORS : en es
  • USPP668P - Hybrid tea rose plant : en
  • FR906576A - Automatic control for variable speed drive : en fr
  • DK64231C - Procedure and Plant for the Production of Vinegar. : da en
  • US2392965A - Film splicer : en
  • CH240619A - Process for extracting perfumes from flowers or other parts of plants. : en fr
  • GB574735A - Improvements in water heaters : en
  • CA432486A - Hand covering : en fr
  • US2392816A - Shoemaking : en
  • ES11919Y - A perfected shirt : en es
  • FR906650A - Composition for sizing textile fibers : en fr
  • ES11849Y - Device to protect motorists from the sun. : en es
  • CH240726A - Process for the preparation of a p-amino-benzenesulfonamide. : de en
  • USD143546S - Design for an earring or similar article : en
  • CA432548A - Absorption refrigerating apparatus : en fr
  • FR906785A - Process for manufacturing objects in the form of a ribbon, made of plastic, apparatus for applying this process and objects thus produced : en fr
  • ES11805Y - Celestial map equipped with a device for determining the visible field at any moment from a predetermined point of view of the earth. : en es
  • FR906557A - Multiple cathode photocell : en fr
  • US2392914A - Dry concentrating table : en
  • ES11785Y - Curling iron for hair. : en es
  • US2392989A - Engine exhaust muffler : en
  • ES11791Y - Saver applicable to all kinds of containers with a lid provided with a handle. : en es
  • ES171794A1 - FOLDING CAR : en es
  • US2393015A - Electronic differential timer : en
  • ES171557A1 - AN IGNITION DEVICE FOR EXPLOSION ENGINES : en es
  • CA432489A - Filament, thread, bristle or straw production : en fr
  • GB574730A - Beehives : en
  • ES11376Y - Device to securely fix fittings on pressurized water hoses. : en es
  • FR906770A - Tuning device for shortwave radio receivers with several circuits : en fr
  • GB574669A - Improvements in means for regulating the scavenging and charging in two-stroke injection internal combustion engines : en
  • GB574762A - Improvements in or relating to dynamo electric machinery and prime movers therefor : en
  • FR906723A - Device for the ventilation of a current generator : en fr
  • FR906589A - Device measuring the product of two quantities : en fr
  • ES171881A1 - A NEW AUTOMATIC VENDING AND DISCOUNTING MACHINE WITH RADIATED ADVERTISING : en es
  • AU126080B2 - Improvements in baby carriages : en
  • US2392978A - Light divider : en
  • US2392987A - Preservative composition : en
  • US2393046A - Side frame for railway car trucks and the like : en
  • CH240628A - Drawing machine. : de en
  • FR906639A - Electric soldering iron : en fr
  • FR906641A - Further training in direction-finding transmitters : en fr
  • ES171884A1 - A PROCEDURE FOR OBTAINING MEANS TO COMBAT PARASITES : en es
  • GB574674A - Radio communicating system : en
  • US2392862A - Distillation : en
  • US2392846A - Method for the removal of tetraethyl lead from hydrocarbons : en
  • US2393178A - Quick-release connector : en
  • US2393074A - Garment hanger : en
  • US2393080A - Charge preparation : en
  • AU1837745A - Devices for teaching dancing : en
  • CH240636A - Accelerometer. : de en
  • US2392936A - Oxidizing foam solution and method of using the same : en
  • US2393134A - Dl-tocopherolester : en
  • US2392833A - Comminuted shortening : en
  • US2392870A - Method and apparatus for severing grid strips into predetermined grid lengths : en
  • USRE22708E - Safety razor : en
  • ES11622Y - Water heater appliance for shower bath. : en es
  • GB574644A - A process for rendering fabrics resistant to slip : en
  • CA432552A - Suction cleaner : en fr
  • US2393056A - Rear-view mirror mounting : en
  • USRE22707E - Amusement apparatus : en
  • CA432490A - Centrifugal pump : en fr
  • US2392953A - Locking device : en
  • CA432546A - Absorption refrigerating apparatus : en fr
  • AU54946A - Improvements in or relating to sealing rings : en
  • US2392881A - Method of protecting rubber products : en
  • US2392890A - Telephone traffic indicating and recording means : en
  • USD143552S - Design for a lace ob similar article : en
  • US2392895A - Photosensitive tube : en
  • US2392931A - Pipe tong : en
  • US2393102A - Fern packing machine : en
  • AU131971B2 - Corrosion inhibition and anticorrosion packaging : en
  • ES171660A1 - PROCEDURE FOR THE OBTAINING OF ORGANIC ENAMEL : en es
  • ES171832A3 - PROCEDURE FOR THE MANUFACTURE OF PHENOTHIAZINE ON AN INDUSTRIAL SCALE : en es
  • ES171902A1 - AN AUTOMATIC MOTOR MOVED BY THE WEIGHT OF GRAVITY OF THE LIQUID : en es
  • FR906611A - Warning and signaling device for road vehicles, in particular for heavy trucks and convoys : en fr
  • AU129762B2 - Device for tightening the weft and for sorting out the warp threads in circular weaving looms : en
  • CH240663A - Liquid ring pump. : de en
  • AU2540345A - Fluid seal : en
  • CA432574A - Paper box : en fr
  • US2392855A - Hydrocarbon softened olefinic polymer : en
  • AU131688B2 - Improvements in and relating to electrical control networks : en
  • US2392991A - Match package : en
  • US2393009A - Electrical well logging method and apparatus : en
  • AU47146A - Improvements relating to sealing conductors through exhaust tubes of evacuated vitreous envelopes : en
  • ES11798Y - A child's walker or skirt : en es
  • ES171869A1 - A NEW PROCESS OF MANUFACTURING COLAS OR SODIUM RESINATE : en es
  • AU47046A - Improvements in or relating to electrical consumption control equipment : en
  • CH240616A - Process for the preparation of dimeric crotonic acid esters. : de en
  • USD143557S - Infusion unit for a coffee maker : en
  • CA432509A - Soap and article making process : en fr
  • CH240691A - Device for the optional setting of the shaft of a device to different predetermined rotational angle positions. : de en
  • US2392849A - Prewelt cementing and forming machine : en
  • ES171891A3 - IMPROVEMENTS IN AND RELATED TO THE MANUFACTURING PROCEDURE FOR LIGHT LIGHTERS : en es
  • ES171900A1 - IMPROVEMENTS INTRODUCED IN THE TYPOGRAPHIC ELEMENTS CALLED MATRICES : en es
  • CA432511A - Remote control apparatus : en fr
  • AU2491145A - Improvements in or relating to explosives suitable for safety blasting explosives : en
  • CA432533A - Dielectric composition : en fr
  • US2393096A - Pump : en
  • US2392971A - Secondary recovery : en
  • CH240654A - Electric hand vibrator. : de en
  • US2392946A - Parachute : en
  • ES11808Y - Articulated cufflinks. : en es
  • FR906652A - Low volume liquid concentrator and evaporator : en fr
  • GB574654A - Improved method of reinforcing concrete, wood-crete, plaster, and like composition : en
  • US2392938A - Child's vehicle : en
  • FR906642A - Control for variable choke : en fr
  • ES171768A1 - PROCEDURE AND APPARATUS FOR TREATING MATERIALS : en es
  • ES12299U - Shelf transformable in bed. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12310U - Radiator for domestic heating. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906731A - Grid for electron beam tube : en fr
  • US2392848A - Container : en
  • US2393115A - Process for manufacture of mgcl2 : en
  • FR906786A - Braun tube with deflecting electrode reflecting electrons and assembly comprising such a tube : en fr
  • US2392857A - Sheet materials comprising polyvinyl chloride : en
  • GB574721A - Pedal-operated wheeled vehicles : en
  • US2392808A - Neutralizing apparatus and manufacture of same : en
  • US2392888A - Process of treating solutions of sodium carbonate and sodium sulphate to increase the ratio of sodium carbonate to sodium sulphate : en
  • USD143569S - Design fob a handle for cooking utensdls : en
  • FR906773A - Building material : en fr
  • US2393221A - Blasting cap package : en
  • FR906602A - Pulse Width Telemetry : en fr
  • FR906566A - Preparation of the mercury salts of maleic resins, and their use for obtaining poisonous paints : en fr
  • US2392899A - Elongation gauge : en
  • CA432516A - Engine fuel injection apparatus : en fr
  • GB574648A - Manufacture of unsaturated hydrocarbons : en
  • FR906702A - Apparatus for winding products in the form of spirals placed one inside the other : en fr
  • US2393173A - Process of compacting or sealing formations : en
  • ES175997A1 - A MECHANICAL DEVICE FOR THE AUTOMATIC CHANGE OF INSCRIPTIONS AND INDICATIC DRAWINGS IN CALENDARS AND SIMILAR : en es
  • FR906608A - Beam control device for warp knitting machines and new fabrics obtained by means of this device : en fr
  • FR906732A - Regulating device for current generators, in particular in installations mounted on vehicles : en fr
  • CA432529A - Sulphuric acid regeneration : en fr
  • ES12292U - Blind. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171843A1 - IMPROVEMENTS IN ELECTRONIC DISCHARGE DEVICES : en es
  • ES171886A1 - PROCEDURE FOR THE PREPARATION OF AZOIC COLORS : en es
  • CH240719A - Adjustable tolerance snap gauge. : de en
  • ES11797Y - Children's chair, made of wood to build it in different sizes and colors. : en es
  • GB574731A - Improvements in metal-to-glass seals : en
  • US2393006A - Film : en
  • US2393215A - Motor block cleaner : en
  • US2392979A - Luminous reticle : en
  • US2393094A - Gauge for steep faced threads : en
  • CA432485A - Sponge rubber substitute : en fr
  • US2392887A - Safety razor : en
  • US2393204A - Fluid operated motor : en
  • US2393000A - Process of preparing alkoxy propionyl compounds : en
  • CH240620A - Process for the production of condensation products of urea BEZW. of the thiourea or mixtures of both with acetaldehyde and formaldehyde. : de en
  • GB574671A - Improvements relating to axle bearings : en
  • FR906612A - Hand truck for oil drums and others : en fr
  • FR906796A - Mobile device for working the soil and the execution of adjoining structures, as well as for measuring their resistance : en fr
  • GB574668A - Improvements relating to the manufacture of leather thongs : en
  • ES9840Y - Support leg with nickel-plated wire armor for exhibition and women's stockings tester. : en es
  • ES171861A1 - INSTALLATION FOR CONTINUOUS GLASS MANUFACTURE : en es
  • ES171841A1 - A PUMP OF A PENCIL : en es
  • US2393202A - Waxlike compounds : en
  • US2393062A - Fluorescent tubular discharge lamp fitting : en
  • BE432594A - : en fr
  • CH240622A - Edging, especially for compost heaps. : de en
  • FR906686A - Automatic weapon firing pin support : en fr
  • GB574679A - Polymeric esters : en
  • US2392805A - Glass fiber strand : en
  • US2392976A - Perforated multiple part form sheet : en
  • FR906627A - Advanced adjustable mechanical razor : en fr
  • FR906679A - Adjustable position shoe heel : en fr
  • CH240665A - Gas turbine plant. : de en
  • AU131204B2 - Improvements in methods of manufacture of selenium elements : en
  • CA432559A - Absorption refrigerating apparatus : en fr
  • ES171851A1 - A SYSTEM OF AUTOMATIC PHOTOGRAPHIC APPARATUS FOR AUTONOMOUS PHOTOGRAPHY : en es
  • CA432579A - Halogenated organic compound recovery : en fr
  • CA432598A - Electric switch : en fr
  • CH240676A - Rectifier tube. : de en
  • AU42446A - Improvements in thread cutting devices in lathes : en
  • CA432520A - Communication booth : en fr
  • ES12295U - New type of bandage (Machine-translation by Google Translate, not legally binding) : en es
  • AU40846A - Signal transmitting systems : en
  • US2393045A - Low speed motor : en
  • US2393149A - Cart : en
  • ES171762A3 - A PROCEDURE FOR MANUFACTURING A MESH OR ELASTIC KNIT FABRIC, WITH THE APPEARANCE AND ADVANTAGES OF THE LINK CALLED TUL : en es
  • CH240690A - Telephone set with back hearing loss. : de en
  • AU132146B2 - Two voice-frequency signalling equipment : en
  • ES11829Y - Radio table-bar. : en es
  • US2393034A - Line-starter cabinet : en
  • AU132831B2 - Process and electrode for oxy-electric cutting : en
  • US2392884A - Fuse for projectiles : en
  • ES11682Y - Perfect trousers or briefs. : en es
  • ES171871A1 - A PROVISION TO ADJUST OR FIX THE FRAME AND COMBINE THE URDIMBRE THREADS IN THE CIRCULAR TELESCOPES : en es
  • FR906580A - Advanced trailer for transporting boats : en fr
  • AU129879B2 - Improvement inline balance convertors : en
  • AU44646A - Improvements in and relating to biscuit and like cutting and embossing machines : en
  • FR906621A - Improvements to the equipment and assembly of fire extinguishers on board aerodynes : en fr
  • CA432540A - Metal casting method : en fr
  • FR905802A - : fr
  • ES11455Y - Support for colored lenses, adaptable by superimposing to ordinary prescription glasses. : en es
  • CA432582A - Fibrous textile material processing : en fr
  • FR906709A - Manufacturing process of ampoules with elongated parts : en fr
  • GB574723A - Improvement in shoe soles and methods of making the same : en
  • ES171824A1 - DEPOSIT COLLECTOR OF GARBAGE : en es
  • ES12321U - Calendar of passable sheets in the form of a notebook. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171785A3 - CENTRIFUGAL APPARATUS TO UNCOVER, PRESS AND COOL THE GRAPE : en es
  • FR905801A - : fr
  • FR906759A - Process for the production of coke, in particular for blast furnaces, by high temperature distillation of flaming coal : en fr
  • ES171854A3 - A NEW SYSTEM OF DOOR HANDLES : en es
  • CA432488A - Marine propeller : en fr
  • US2392907A - Cuticle remover : en
  • ES171774A1 - A PROCEDURE TO MANUFACTURE SAW LEAVES FOR METALS, WITH TEMPERED TEETH AND VERY FLEXIBLE LOMO : en es
  • GB574627A - Radio relay system : en
  • US2392891A - Stable sulphurized oils and the method of preparing same : en
  • ES171836A1 - IMPROVEMENTS INTRODUCED IN THE SECURITY LOCKS, WITH OR WITHOUT DEVICES : en es
  • FR906672A - Multiple regulator for supplying internal combustion engines with compressed gas : en fr
  • GB574643A - Improvements in or relating to apparatus for controlling the supply of fuel to internal-combustion engines : en
  • ES171609A1 - PROCEDURE FOR OBTAINING PLATES OF PURE ELECTROLYTIC COPPER, WITH APPLICATION OF ALTERNATE OR CONTINUOUS CURRENT BY ION PROCEDURE IN DRY : en es
  • GB574724A - Method for hardening lime and like plaster and mortar : en
  • FR906657A - Improvements to hypodermic syringes : en fr
  • ES170505A1 - IMPROVEMENTS IN EXPULSION PUMPS FOR INTERNAL COMBUSTION ENGINES : en es
  • FR906719A - Method and machine for grinding workpieces without tips : en fr
  • FR906705A - Method and device for rapid concentration by evaporation in the open air and at low temperature : en fr
  • US2392959A - Paperboard drum : en
  • FR906750A - Process for making dried milk : en fr
  • ES11634Y - Electric hot air device designed to shape all kinds of objects made of plastic materials. : en es
  • ES171818A1 - PROCEDURE FOR THE MANUFACTURE OF ALKALINE, SOLID AND SOLUBLE SILICATES : en es
  • GB574758A - Improvements in or relating to cooling arrangements for electron discharge devices : en
  • AU10246A - Improvements in or relating to kilns : en
  • GB574651A - Wave-signal direction finder : en
  • ES11681Y - A bottle thermos : en es
  • FR906648A - Lock nut system : en fr
  • ES171811A2 - IMPROVEMENTS IN THE DRAWERS AND VERTICAL TYPE CLASSIFIERS : en es
  • AU132829B2 - Method of forming separable fastener stringers : en
  • GR10570B - MEANS OF FIGHT AGAINST SOIL ORGANIZATIONS. : el en
  • US2392933A - Internal-combustion engine : en
  • US2393054A - Self-locking nut : en
  • US2393010A - Marine friction coupling : en
  • AU131780B2 - Improvements in and, relating to. electric discharge lamps : en
  • CH240651A - Safety razor. : de en
  • US2393084A - Internal-combustion engine : en
  • US2393087A - Fire escape : en
  • US2393181A - Production of wax modifying agents : en
  • USRE22709E - Apparatus for recording : en
  • CH240594A - Process of tempering glass objects and equipment to make it. : en it
  • FR906629A - System of paintings, panels, decorative objects and method of obtaining : en fr
  • US2392956A - Automatic brake adjuster : en
  • US2393068A - Electrodeposition of insulating materials : en
  • ES12308U - Improved terminals for metal drum handles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171406A1 - IMPROVEMENTS INTRODUCED IN THE HORIZONTAL MACHINES TO DRILL AND SLOPE : en es
  • ES171485A1 - A TELESCOPIC HYDRO PNEUMATIC SHOCK ABSORBER : en es
  • FR906733A - Parallel guide drawing machine for drawing device : en fr
  • GB574612A - Ribbon cable and method of manufacturing same : en
  • US2393002A - Kidney catheter : en
  • US2393030A - Nut for threadless studs and the like : en
  • US2392865A - Fluorescent light tube changer : en
  • GB574732A - Improvements in and relating to self-locking nuts : en
  • FR906784A - Magnetic core and method of making a magnetic material : en fr
  • GB574748A - Improvements in tensioning devices for transmission chains and the like : en
  • CA432499A - Pin retaining device : en fr
  • CA14449S - Screw-driver, pipe-reamer and bottle opener combination : en
  • GB574702A - Improvements in and relating to running centre assemblies suitable for use in lathesand the like : en
  • CA14447S - Handle for an article of flatware for table use : en
  • CH240701A - Front wheel axle on tractors. : de en
  • CA432570A - Lapping machine : en fr
  • US2392802A - Cast core members for electrical apparatus : en
  • US2393211A - Eddy-current electric apparatus : en
  • CH240641A - Method of fixing a hairspring to a eyebolt, tools for implementing this method and hairspring fixed by this method. : en fr
  • CH240683A - Dropper with reservoir. : en fr
  • ES168170A1 - A COMPOSITE GOVERNMENT DISC : en es
  • ES11846Y - Protection for desktop almanac-block. : en es
  • FR906607A - Manufacturing process of teeth and prosthesis parts in synthetic resins : en fr
  • FR906572A - Further training for radio researchers : en fr
  • US2393184A - Tone control : en
  • ES169785A1 - PROCEDURE FOR THE DYEING OF ARTIFICIAL FIBERS WITH SULPHUROUS COLORS : en es
  • FR906626A - standard elements for economical constructions : en fr
  • AU132169B2 - Improvements in or relating toa metal rolling mill : en
  • US2392954A - Button spinning machine : en
  • US2393218A - Electric distribution system : en
  • US2392903A - Hitch attachment for tractors : en
  • ES11626Y - Rack mold for the manufacture of hollow plaster bricks for construction. : en es
  • US2392869A - Magazine for safety razor blades : en
  • US2393053A - Weight indicator : en
  • ES170900A1 - A SWITCH DEVICE THAT ALLOWS A VOLTAGE FREE OR LIMITED FROM A REDUCING ELEVATOR WITH A VOLTAGE LIMITER : en es
  • AU47846A - Device for tightening the weft and for sorting out the warp threads in circular weaving looms : en
  • US2393165A - Treatment of well drilling fluids : en
  • GB574665A - Electronic voltmeters and ohmmeters : en
  • USPP669P - Carnation plant : en
  • US2393133A - Manufacture of synthetic rubber latices : en
  • US2393065A - Frameless dynamoelectric machine : en
  • CA432539A - Magnetic electron lens : en fr
  • US2393180A - Tubular lamp and holder therefor : en
  • US2392924A - Production of isobutane : en
  • CH240661A - Progressive gear change device. : en fr
  • AU132001B2 - Improvements in and relating to electric discharge lamps : en
  • DK64239C - Procedure for the production of color prints, the colors of which are invisible by mixing with a single-color, insoluble dye. : da en
  • US2393007A - Method of polymerizing vinyl compounds : en
  • USD143544S - Design fob a croquet wicket : en
  • ES11830Y - Electric mechanical meter to be used with thermo-electric appliances, composed of two or more resistances, such as stoves, stoves, braziers and other similar : en es
  • GB574750A - Improved optical magnifier : en
  • CH240699A - Installation for the evacuation by successive layers of granules contained in a container. : en fr
  • CH240703A - Device for displaying pressure losses in pneumatic tires. : de en
  • ES171840A1 - A CARRICUBA : en es
  • FR906574A - Jointing device for oscillating lanes : en fr
  • CA432523A - Dynamoelectric machine : en fr
  • US2392894A - Refrigeration system : en
  • CA432564A - Dynamo electric machine : en fr
  • AU52946A - Improvement in or relating to arrangements for modulating continuous waves : en
  • US2393117A - Slack adjuster : en
  • US2393163A - Electric circuit interrupter and disconnecting device : en
  • CA432493A - Door latch : en fr
  • US2393219A - Laundryproof fastener : en
  • CH240598A - Foldable chair, especially for outdoor use. : de en
  • US2392908A - Manipulative, attention-attracting device : en
  • US2393136A - Railway traffic controlling apparatus : en
  • CH240702A - Suspension wheel for vehicles. : de en
  • GB574738A - An improved process for the methylation of aromatic hydrocarbons : en
  • US2393121A - Safety trap for disabled brake gear : en
  • AU130968B2 - Ignition means : en
  • CH240647A - Circular saw. : de en
  • ES175972A3 - A SELF-BALANCING CENTRIGGING MACHINE : en es
  • FR906638A - Device for the protection of filter elements in gas filters : en fr
  • CH240610A - Wedge insert in shoes. : de en
  • GB574687A - Improvements in or relating to gas cookers : en
  • ES171865A1 - IMPROVEMENTS INTRODUCED IN THE TELARES : en es
  • FR906587A - Support for the presentation of objects with a certain rigidity : en fr
  • AU129170B2 - Fluid seal : en
  • US2393079A - Method of and means for conditioning boiler feed water : en
  • AU44946A - Process and electrode for oxy-electric cutting : en
  • US2392961A - Insecticides : en
  • US2393049A - Breaker mechanism : en
  • US2393052A - Bifold canopy door : en
  • US2393075A - Sterol derivatives and processes for their production : en
  • US2392807A - Bearing assembly : en
  • US2393214A - Processing acid sludge : en
  • US2393078A - Inverted vent check valve : en
  • CH240642A - Aluminum alloy. : de en
  • US2393172A - Supercharger control system : en
  • US2393170A - Butterfly valve : en
  • US2392968A - Mold : en
  • US2393203A - Bearing : en
  • CH240728A - Process for the preparation of a sulfone. : de en
  • FR906551A - Development of stylographs : en fr
  • ES171897A1 - IMPROVEMENTS IN THE METHODS TO PRODUCE SELENIO COATINGS : en es
  • GB574626A - Improvements in or relating to electric amplifying circuits : en
  • CA432502A - Necktie support : en fr
  • US2392812A - Sifting device : en
  • US2393129A - Substituted ethylene oxide compounds and process for preparing the same : en
  • AU129791B2 - Improvements in and relating to straight bar knitting machines : en
  • CA14446S - Spoon or similar article : en
  • CH240667A - Rotary drive with coiled helical spring. : de en
  • CH240603A - Device for cutting the thread ends in automatic winding machines. : de en
  • CH240695A - Method and apparatus for measuring a malleable material. : de en
  • AU48446A - Methods of making chewing and like compositions : en
  • ES171052A1 - PROCEDURE FOR THE OBTAINING OF FUNDED ARTICLES OF SYNTHETIC RESIN : en es
  • GB574678A - Improvements in or relating to the manufacture of 2,3-dimethyl butane and motor fuels of high anti-knock value : en
  • AU131624B2 - Signal transmitting systems : en
  • CH240649A - Process for the manufacture of elastic and flexible objects, cables : en it
  • FR906743A - Suction cup : en fr
  • US2393033A - Conduit supporting clip : en
  • CA432538A - Electrical oscillation generator : en fr
  • CA432560A - Absorption refrigeration apparatus : en fr
  • FR906711A - Dispensing device for the aseptic introduction of a sterile liquid into ampoules or vials : en fr
  • ES11904Y - Mechanism for transmitting movement to toy animals : en es
  • CA432542A - Tire building machine : en fr
  • CA432532A - Can filling machine : en fr
  • CA432541A - Electrical liquid level indicating apparatus : en fr
  • CA432549A - Absorption refrigerating apparatus : en fr
  • US2393029A - Counterweight arrangement on crank drives : en
  • US2392945A - Rosin alkylation : en
  • US2393104A - Isomerization of normally liquid paraffins : en
  • US2393139A - Replacement guide for toilet flush valves : en
  • CA432569A - Rail grinder : en fr
  • CA432577A - Television projection system : en fr
  • CH240684A - Subscriber device for electro-acoustic transmission system. : de en
  • US2392804A - Method of making molded drill jigs : en
  • US2393088A - Fastener : en
  • US2393021A - Signaling system : en
  • US2393143A - Shield for medicinal needles : en
  • ES11656Y - Mostacero. : en es
  • GB574714A - Improvements in or relating to looms employing gripper shuttles : en
  • ES12283U - Device turns off cigarettes and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • CH240705A - Tilting device on alternators, in particular on those for bicycles. : de en
  • ES12318U - Dryer for the head. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906569A - Device for supplying a constant direct current circuit : en fr
  • GB574765A - Improved pig feeding device : en
  • US2393063A - Clip for wires or conduits : en
  • US2393041A - Process for the isomerization of paraffin hydrocarbons : en
  • CA432505A - Pencil lead writing utensil : en fr
  • ES11595Y - Water tank for the toilet. : en es
  • AU54146A - Colour television system : en
  • USD143563S - Design fob a kitchen utensil handle : en
  • CA432510A - Portable junction box : en fr
  • US2392939A - Apparatus for the treatment of textiles : en
  • US2392941A - Welt cementing and applying machine : en
  • US2393188A - Inspection machine for packaged goods : en
  • US2393101A - Plate lifting clamp : en
  • US2393179A - Sizing compositions : en
  • GB574754A - Improvements relating to pressure reducing valves and breathing apparatuses incorporating the same : en
  • USD143558S - Design for an infusion unit for a coffee maker : en
  • US2393003A - Kidney catheter : en
  • US2393212A - Blended lubricating oils : en
  • ES12331U - Fully lined button. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171252A1 - HEATING PROCEDURE, FOR DOMESTIC AND INDUSTRIAL USES, USING THE HYDROGEN AS A COMBUSTIBLE : en es
  • US2392880A - Valve : en
  • FR906683A - Surface bonding process for birefringent layers : en fr
  • US2392922A - Lubricated shutoff butterfly valve : en
  • FR906579A - Mobile washbasin for patients : en fr
  • GB574701A - Improvements in and relating to running centre assemblies for lathes and the like : en
  • US2393050A - Device for circular sewing : en
  • FR906653A - Double-acting alcohol distillation-rectification apparatus : en fr
  • GB574760A - Improvements relating to the recording of sound : en
  • CH240662A - Lifting installation for vehicles. : en fr
  • GB574608A - Self lubricating valve : en
  • CH240720A - Process for the preparation of a sulfone. : de en
  • ES12344U - An automatic pen (Machine-translation by Google Translate, not legally binding) : en es
  • FR906646A - Improvements in extensible sectors : en fr
  • CH240621A - Process for the production of plastics. : de en
  • CH240604A - Device for depositing the wound bobbins on a winding machine. : de en
  • CH240725A - Process for the production of ascorbic acid. : de en
  • ES171770A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF PROJECTORS : en es
  • ES175999A2 - A NEW BURNER FOR HEAVY SHAVES AND OTHER LIQUID FUELS : en es
  • GB574700A - Improvements in hydraulic torque transmission mechanism : en
  • FR906553A - Variable frequency voltage generator : en fr
  • ES11799Y - Device-pliers for continuous placement of clips in wound closure. : en es
  • FR906752A - Process for the preparation of water-soluble starch derivatives : en fr
  • NL57840C - : en
  • ES169336A1 - IMPROVEMENTS IN THE MANUFACTURE OF THE LEVULOSA, STARTING FROM FIRST VEGETABLE MATERIALS : en es
  • FR906658A - New method of parquet or similar and parquet elements allowing the realization : en fr
  • FR906727A - Preliminary hydrolysis process in the manufacture of cellulose : en fr
  • GB574670A - Method of rasping or grinding tyre covers or the like and apparatus therefor : en
  • GB574618A - Means for the determination of the eccentricity of the conductor with regard to the dielectric in insulated wires and cables : en
  • FR906682A - Test piece for checking the correct shape of the inner and outer walking surfaces of the shoes : en fr
  • GB574664A - Improvements in or relating to centrifugal moulding machines for the production of pipes, masts and the like : en
  • GB574705A - Improvements in and relating to machine guns : en
  • US2392821A - Metal-working tool : en
  • ES171849A1 - A PERFECT MACHINE FOR THE MANUFACTURE OF HYDRAULIC LOADS, AND IN GENERAL HIGH PRESSURE MOLDED PARTS : en es
  • US2393113A - Apparatus for testing gear units : en
  • GB574653A - Improved organo silicon compounds and method of making them : en
  • US2393005A - Ear protector : en
  • US2393014A - Time delay circuit : en
  • US2392886A - Method of copper brazing : en
  • US2393141A - Power plant mounting and method : en
  • ES11743Y - Semi-automatic table for draftsman. : en es
  • US2393035A - Process for recovering rubber from fleshy plants : en
  • FR906561A - Improvement in attenuators usable in ultra-short waves : en fr
  • ES171867A1 - IMPROVEMENTS IN THE MANUFACTURE OF BIKES : en es
  • ES12309U - Safety clip for fountain pens and pens (Machine-translation by Google Translate, not legally binding) : en es
  • FR906716A - Crate for transporting plants : en fr
  • FR906776A - Wing-fuselage connection : en fr
  • US2392845A - Means for controlling the operation of luminescent lamps and other electrical apparatus : en
  • CH240597A - Process for gasifying carbonaceous fuels in continuous operations. : de en
  • US2393093A - Unitary controller : en
  • US2393147A - Latch mechanism : en
  • ES11819Y - Device for chopping quantities and signatures on other documents, avoiding their falsification. : en es
  • GB574659A - Improvements relating to the production of micro-porous material : en
  • FR906687A - Process for obtaining dry coke by distillation of coal with simultaneous obtaining of gas with water in vertical continuous furnaces heated from the outside : en fr
  • AU130812B2 - u Steam injection type water heater : en
  • FR906677A - Construction with hollowed-out blocks and concrete frames : en fr
  • CH240716A - Device to improve the heating effect of heating systems. : de en
  • GB574698A - Improvements in and relating to the manufacture of paper : en
  • GB574734A - Improvements in or relating to work holding and stock feeding fixture for broaching machine : en
  • GB574761A - Improvements relating to means for drying ceramic ware : en
  • ES171874A1 - A METHOD OF PREPARING A THERAPEUTIC COMPOSITION : en es
  • ES171641A1 - AN APPARATUS TO GASIFY LIQUID FUELS : en es
  • ES12297U - Portaboquillas universal. (Machine-translation by Google Translate, not legally binding) : en es