• CA431806A - Generator saturation scheme : en fr
  • US2390944A - Preparation of lithographic plates : en
  • CH240238A - Device for sending the ball in a ball game. : en fr
  • CH240202A - Filter cloth. : de en
  • CA431791A - Circuit interrupter : en fr
  • CH240187A - Peat cutting method and device for carrying out the method. : de en
  • CH240372A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390828A - Profiling machine : en
  • ES170877A1 - A PROCEDURE FOR THE OBTAINING OF OXYHYDROPHENANTRENOCARBOXYLIC ACIDS, RESPECTIVELY OF THEIR DERIVATIVES. : en es
  • ES171642A1 - PROCEDURE FOR MAKING SCREWS, BOLTS AND SIMILAR. : en es
  • US2390594A - Heat-resistant cast iron : en
  • US2390938A - Circle cutting tool : en
  • CA431823A - Fuel pumping and distributing device : en fr
  • CH240189A - Pipe wall for steam boiler firing. : de en
  • CA431808A - Metal braid securing method : en fr
  • US2390707A - Photographic filter and antihalation layers : en
  • US2390776A - Method of mounting electrical condensers : en
  • US2390696A - Weighing scale beam : en
  • US2390796A - Regulating apparatus : en
  • AU2532945A - Improvements in or relating to high frequency generators : en
  • CA431844A - Chemical manufacture : en fr
  • US2390941A - Methods and compositions for killing weeds : en
  • GB573910A - Improvements in or relating to roll-film photographic cameras and the like : en
  • CA431736A - Cupped formation of thermoplastic sheet material : en fr
  • ES171387A1 - A NEW LOCK WITH AUTOMATIC CLOSURE. : en es
  • CH240197A - Device that can be attached to bed frames, serves as a hospital table or for holding and illuminating reading objects. : de en
  • CH240198A - Carrying handle with strap on cookware. : de en
  • CH240337A - Engine oil cooler on streamlined vehicles. : de en
  • US2390874A - Soap saver tray : en
  • US2390974A - Paper filing panel : en
  • GB573898A - Improvements in or relating to mountings for machine guns or automatic rifles : en
  • GB573869A - Improvements in or relating to electric impulse receiving arrangements : en
  • ES11720Y - Perfected Fastener for Scoop Ties : en es
  • ES12215U - Bowie knife. (Machine-translation by Google Translate, not legally binding) : en es
  • CH240227A - Process for dehairing and pickling animal hides and skins. : de en
  • ES171366A1 - A PROCEDURE FOR OBTAINING FILMS OF THERAPEUTIC APPLICATION. : en es
  • FR905690A - Process for the manufacture of low nitrogen steels by high pressure wind refining : en fr
  • ES171561A1 - A GASOMETER. : en es
  • CA431772A - Rip cord assembly : en fr
  • ES171668A1 - A GIFT VENDING APPARATUS. : en es
  • GB573912A - Improvements in chromatic harmonicas : en
  • CA431793A - Generator control system : en fr
  • US2390623A - True motion connecting rod : en
  • US2390841A - Filter : en
  • GB573907A - Improvements in or relating to light polarizing dichroic material and the manufacture thereof : en
  • US2390508A - Thyratron inverter : en
  • ES171545A3 - SOME PERFECTIONS IN THE SOLES OF RIGID MATERIAL FOR FOOTWEAR. : en es
  • FR905753A - Process and filter for the filtration of cellulose hydrate solutions and other solutions for the rayon and fibranne industry : en fr
  • US2390785A - Conveyer : en
  • ES12179U - Corkscrew. : en es
  • GB573850A - Means for modifying the peripheral position of a transmission shaft to a desired extent in relation to a driving shaft in rotary printing machines : en
  • US2390490A - Filter powder : en
  • FR905641A - Stamping device for stamping saw teeth : en fr
  • AU120639B2 - Galvanizing blanket : en
  • US2390777A - Frequency modulation system : en
  • US2390954A - Harrow : en
  • US2390566A - Profiling and contouring tracer mechanism, hydraulic connections and directional control : en
  • US2390789A - Method of making hollow propellers : en
  • ES171474A1 - IMPROVEMENTS IN LUMINOUS APPLIANCES. : en es
  • US2390616A - Channel closing machine : en
  • US2390647A - Screw die-head : en
  • DK64160C - Phosphorus compounds containing Welding agent for Copper, Brass, Redwood, Bronze and other Copper alloys. : da en
  • ES9017Y - Body box for motor vehicles and trams. : en es
  • ES171630A1 - AN RECREATIONAL DEVICE. : en es
  • FR905684A - Process for preparing sultones : en fr
  • FR905701A - Measuring device for threaded or threaded elements and the like : en fr
  • US2390872A - Process of pasteurizing milk : en
  • US2390570A - Gripping tool : en
  • ES7793Y - Calendar block with bound and perforated sheets. : en es
  • ES12182U - Quick board for pipes (Machine-translation by Google Translate, not legally binding) : en es
  • DK64156C - Device by the movable organ in electric sound boxes. : da en
  • GB573969A - Controlling the movement of a mechanism by an escapement with adjustable periods : en
  • GB573911A - Shaft seals and the like : en
  • ES11794U - Tablecloths cut to the edge and reinforced with a special system. (Machine-translation by Google Translate, not legally binding) : en es
  • CA431804A - Elevator control system : en fr
  • US2390682A - Strip shingle construction : en
  • CH240370A - Process for the preparation of d (+) - pantothenic acid. : de en
  • FR905846A - Engine bogie for electric vehicles : en fr
  • GB573899A - Improvements in or relating to cartridge belts for automatic firearms : en
  • ES7882U - Portable electric appliance heater pliers for permanent hair ripple (Machine-translation by Google Translate, not legally binding) : en es
  • US2390562A - Method of mining coal : en
  • US2390825A - Eyeglasses : en
  • CH240303A - Fixed electric capacitor. : en fr
  • FR905824A - Process for preparing alcohols from carboxylic acids or their esters : en fr
  • CH240400A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390721A - Nonmetallic ferrule for caps of containers : en
  • USD143108S - Gauge plate for slicing machines : en
  • US2390724A - Bottle closure retainer : en
  • FI20942A - Engine heater : en fi
  • FR905679A - Process for the treatment of coagulant baths obtained during the dry spinning of viscose : en fr
  • ES169505A1 - A REFRIGERATOR TO COOL CEMENT CLINKERS. : en es
  • ES171624A1 - AN APPARATUS-TOOL MANUEL WITH PROPULSION MOTRIZ. : en es
  • FR904651A - : fr
  • FR905761A - Process for preparing nitrogenous condensation products : en fr
  • US2390773A - Amplifier circuits : en
  • US2390652A - Optical range finder : en
  • US2390932A - Case for cameras : en
  • US2390877A - Generator : en
  • ES171549A1 - AUTOMATIC LIFTING DEVICE FOR LIQUIDS. : en es
  • DK64150C - Circuit breaker in which the arc resulting from the interruption is switched off by means of a compressed air flow. : da en
  • ES171533A1 - IMPROVEMENTS IN THE PROCEDURES FOR THE OBTAINING OF UNCONTROLLING PRODUCTS BASED ON CAOLIN AND GLYCERINES. : en es
  • CA431826A - Power transmission belt : en fr
  • US2390902A - Control system : en
  • ES12201U - Bed concealable in a piece of furniture. (Machine-translation by Google Translate, not legally binding) : en es
  • ES170972A1 - IMPROVEMENTS IN THE CONSTRUCTION OF PORTABLE RADIO FREQUENCY RECEIVERS COMBINED WITH PHONOGRAPHIC DISK DEVICES. : en es
  • ES12231U - Terminal fixing plug in electrical appliances. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1116043A - Improvements infrequency modulation : en
  • CA431825A - Refrigerator control device : en fr
  • FR905640A - Process for the preparation of oxyhydrophenanthrene carboxylic acids or their derivatives : en fr
  • ES171553A1 - AN AUTOMATIC ELECTRICAL APPLIANCE FOR ALARMS. : en es
  • ES171575A1 - INDIVIDUAL OPERATION OF AXLES WITH CARDAN TREE AND TRANSMISSION FOR WHEELS DENTED FOR ELECTRIC TRACTION VEHICLES. : en es
  • FI20929A - For the preparation of the temperature and the drum for the mask for the calcium carbide : en fi
  • DK64155C - Procedure for Veneering Wood and Press Plate for Use in Procedure. : da en
  • FR905689A - Process for the preparation of synthetic asphalt and oily products : en fr
  • ES12162U - Protective device for carafes. (Machine-translation by Google Translate, not legally binding) : en es
  • US2390650A - Control for refrigerating systems : en
  • US2390680A - Feeding mechanism for threshing combines : en
  • AU888843A - Improved process forthe carroting of furon the pelt : en
  • CH240252A - Electro-thermal magnesium extraction process and new condenser for its implementation. : en fr
  • ES11594U - Device from the usa. (Machine-translation by Google Translate, not legally binding) : en es
  • US2390629A - Method for preparing phenylpentachloro-ethane : en
  • FR905721A - heat exchanger for flowable materials : en fr
  • GB573890A - Improvements in pipe joints or connectors : en
  • FR905811A - Agricultural tractor-tractor with pedals : en fr
  • ES171623A1 - IMPROVEMENTS IN APPLIANCES FOR LIGHTING UNDER WATER. : en es
  • US2390781A - Lubricant compressor : en
  • CA431879A - Railway traffic controlling apparatus : en fr
  • CH240274A - Cable winch for conveyor systems equipped with brake and cable drum. : de en
  • ES12158U - A perfected plaster pill for marking fabric (Machine-translation by Google Translate, not legally binding) : en es
  • FR905738A - Thread Shaped Textile Spinning Machine : en fr
  • FR905763A - Process for preparing polyvalent alcohols : en fr
  • FR905775A - Electrical switch with several cut-off points, in particular a compressed gas switch : en fr
  • ES171481A1 - MECHANISMS USED IN THE CONSTRUCTION OF TELARES. : en es
  • FR905698A - Process for preparing indenic resins starting from commercial coumarone resins : en fr
  • CA431755A - Wheel structure : en fr
  • NL111616B - Method for preserving fruit and vegetable pulp, puree or juice : en nl
  • US2390801A - Joint for exhaust manifold systems : en
  • ES171587A1 - IMPROVEMENTS IN THE DEVICES OF MEASUREMENT AND REGISTRATION OF CONTINUOUS CURRENT. : en es
  • CH240255A - Method and device for the production of helically grooved tubes. : de en
  • CH240354A - Process for the production of a water-soluble, higher molecular weight guanamine. : de en
  • CA431874A - Remote control system : en fr
  • CH240286A - Permanent magnetic rotor with at least two pole pieces for magneto. : de en
  • US2390692A - Papermaking machine press roll assembly : en
  • US2390507A - Production of alkyl glycosides : en
  • US2390560A - Flux retriever : en
  • USD143118S - Heat control and indicator panel for ranges or the like : en
  • ES171563A3 - IMPROVEMENTS IN SYSTEMS AND METHODS FOR TELEVISION RECEPTION. : en es
  • GR10529B - COMPOSITE ELECTRIC IRONING IRON. : el en
  • FR905666A - Method for electric resistance welding and apparatus for carrying out this method : en fr
  • FR905710A - Improvements in cotton trades : en fr
  • US2390549A - Recording apparatus and method : en
  • FR905610A - Manufacture of car wheels and wheelbarrows with wooden rims, steel hubs and spokes : en fr
  • CH240380A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • CH240239A - Gas pressure charger. : de en
  • ES12167U - Shaker perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905760A - Process for preparing non-detonating gasoline : en fr
  • US2390630A - Heating means : en
  • CA431784A - Motor protective device : en fr
  • ES170904A1 - A PROCEDURE WITH THE CORRESPONDING DEVICE, TO ROUND, BY MEANS OF A ROTATING GRINDING WHEEL, THE SHARP ANGLES PRESENTING THE TEETH OF A ROTARY CUTTING TOOL AT THE INTERSECTION OF THE REVOLUTION SURFACES ENGAGED BY ITS : en es
  • ES171560A1 - CLORITES MANUFACTURING PROCEDURE. : en es
  • ES171621A1 - A NEW DISC WRITING MACHINE FOR INSTRUCTION GAME. : en es
  • US2390946A - Electronic fence circuit control : en
  • USRE22703E - Self-loxmhgr device for shaker : en
  • US2390658A - Liquid control mechanism : en
  • CA431794A - Circuit breaker : en fr
  • AU1301744A - Device for creasing trousers : en
  • CH240403A - Protective device for tubes. : de en
  • USD143151S - Design for a jewelry pin or similar article : en
  • US2390598A - Cable or rope capping machine : en
  • US2390602A - Pump piston rod packing assembly : en
  • US2390871A - Apparatus for mixing and dispensing fluids of different densities : en
  • USPP663P - Kose plant : en
  • CA431857A - Heating apparatus : en fr
  • US2390950A - Tap : en
  • CH240335A - Device on motor vehicles for holding them at a standstill. : de en
  • US2390866A - Position-indicating handle for valves : en
  • US2390746A - Soluble sulphur preparations : en
  • DK64159C - Stainless Ball or Roller Bearing. : da en
  • CH240301A - Potentiometric device supplied with alternating current. : en fr
  • CH240264A - Machine tool for producing threads. : de en
  • CH240367A - Stepless change gear. : de en
  • ES171479A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT NUMBER 170082.. : en es
  • ES171522A1 - IMPROVEMENTS APPLICABLE TO CINEMATOGRAPHIC PROJECTION DEVICES OF CONTINUOUS FILM DEVELOPMENT, WHICH ALLOWS THE PROJECTION OF FILMS OF ONE OR SEVERAL SIZES ON THE SAME DEVICE. : en es
  • FR905717A - Assembly making it possible to modulate electrical oscillations in phase : en fr
  • GB573863A - Improvements in or relating to game apparatus : en
  • US2390782A - Circuit breaker control system : en
  • US2390925A - Glassware-forming apparatus : en
  • ES12200U - New lamp (Machine-translation by Google Translate, not legally binding) : en es
  • FR905706A - High speed grinding, drilling or milling machine : en fr
  • FR905791A - Connection for high pressure hoses, especially for hydraulic brakes : en fr
  • FR905834A - Shelter trench : en fr
  • GB573947A - Improvements in or relating to apparatus for damping the sound from pulsating streams of gas : en
  • US2390934A - Method of separating butadiene and butylene from hydrocarbon mixtures : en
  • ES171648A1 - SOME IMPROVEMENT IN THE PROJECTION ON SCREEN OF DEVICES OF FIXED CHARACTER. : en es
  • FR905719A - Platen press for processing sheet cardboard : en fr
  • CH240357A - Process for the production of a water-soluble, higher molecular weight guanamine. : de en
  • US2390606A - Partition structure for trucks : en
  • US2390637A - Engine cylinder construction : en
  • USD143129S - Campbell plate whirler : en
  • CH240359A - Process for the production of a water-soluble, higher molecular weight guanamine. : de en
  • USD143163S - Hair curling device or similar article : en
  • US2390520A - Apparatus for locating foreign bodies : en
  • US2390765A - Refractory coating material : en
  • US2390741A - Gauging machine : en
  • US2390573A - Envelope hopper for mail treating machines : en
  • ES170890A3 - A PROCEDURE FOR OBTAINING MISCELLANEOUS ITEMS, MANUFACTURED IN IMITATION OF MARBLE. : en es
  • FR905792A - Loom : en fr
  • US2390878A - Chair : en
  • US2390956A - Antiskid device : en
  • US2390751A - Fastening device : en
  • ES171592A1 - A PROCEDURE FOR THE OBTAINING OF A CARBON OF SLOW COMBUSTION, EXEMPT FROM FUMES AND ODOR. : en es
  • CA431866A - Ingot mould protecting method : en fr
  • ES12186U - Armored tabernacle against fire and theft. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12154U - Utensil for the replacement of tires for bicycles, motorcycles and other light vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905827A - Method of producing color images according to the color development process : en fr
  • GB573883A - Improvements in or relating to the moulding of rear parts of shoe uppers : en
  • US2390795A - Peening hammer : en
  • ES171645A1 - TABLE-APPARATUS FOR THE PREPARATION OF TRUNK PLASTER BANDAGES AND LOWER LIMBS. : en es
  • GB573945A - Improvements in electric arc-welding and apparatus therefor : en
  • FI20931A - Förfaringssätt framställning av Färdig fabrikat av Medels centrifugalgjutning framställda halvfabrikat : en fi
  • ES9260Y - Metallic cot. : en es
  • US2390643A - Indicator device : en
  • US2390678A - Method and apparatus for refining dry materials : en
  • USD143148S - Design fob a cooler cabinet ob the like : en
  • ES170976A1 - A NEW INTENSIVE WATER COOLING SYSTEM, THROUGH ECONOMIC KITCHENS WITH VARIABLE HOME APPLICATION TO THERMOHYGIENIC APPLICATIONS AND HEATING. : en es
  • FR905820A - Gas-heated furnace in which tubular bands used for the manufacture of welded pipes and in particular gas pipes are passed continuously : en fr
  • US2390901A - Book signature feeding method : en
  • GB573971A - Improvements in or relating to domestic fire hearths : en
  • FR905681A - Process for preparing acylation products of n.n-ethylene-ethylenediamine and its homologues : en fr
  • ES12213U - Improved cover for canteens. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905658A - Tube oscillator : en fr
  • CA431735A - Ferrous metal melting means : en fr
  • CA431888A - Siding panel : en fr
  • ES170949A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF ARMED CONCRETE FORGINGS USING CONTINUOUS BEAMS. : en es
  • FR905691A - Elastic retaining frame of iron, arc-shaped, made of doublet sections, rails, etc., with equal or unequal wings, for mine gallery : en fr
  • FR905712A - Process for preparing alkyleniminoderivatives : en fr
  • FR905841A - Pad switch with a large number of contacts, in particular for telecommunications devices : en fr
  • FR905617A - Tube closed by two rings fitting into each other : en fr
  • GB573852A - Improvements in and relating to electron discharge devices : en
  • DK64157C - Automatic Slot Machine and Payout Machine for the same. : da en
  • US2390919A - Artificial limb : en
  • ES171650A1 - NEW HYDRAULIC PUMP SYSTEM. : en es
  • FR905740A - Further training in hand-held devices for cutting pipes : en fr
  • FR905812A - Advanced training in electric motors : en fr
  • GB573873A - Process for the catalytic conversion of hydrocarbons : en
  • US2390613A - Vector resolving integrator : en
  • ES171605A1 - A CIRCUIT FOR AN ELECTRICAL DISCHARGE DEVICE. : en es
  • GB573927A - Improvements in organic processes involving the reaction of metallic sodium : en
  • ES170992A1 - A SOUNDER RECORDING DEVICE FOR RECORDING AND PLAYING SOUNDS ON PAPER TAPE. : en es
  • FI20917A - Procedure and catalyst for hydrogen recovery in the steam phase : en fi
  • FR905607A - Multi-part shut-off valve : en fr
  • US2390497A - Lithographic plate making apparatus : en
  • CH240332A - Agricultural trailer. : de en
  • CA431817A - Water softening system : en fr
  • IE16969L - Laundry presses : en
  • FI20911A - The back door is open to the front, free of charge. dyl. : en fi
  • ES171258A1 - A PROCEDURE FOR THE OBTAINING OF MOVIES THAT CARRY SEVERAL SENSITIVE IMAGES AT THE SAME LEVEL OR AT DIFFERENT LEVELS, IN A SINGLE EMULSION OR IN SEVERAL EMULSIONS AND MEANS FOR THE REALIZATION OF SUCH PROCEDURE. : en es
  • FI20952A - Calcination of lime and other apparatus : en fi
  • GB573853A - Improvements in and relating to devices for preventing overloading of geared pulley hoists : en
  • US2390531A - Process of manufacturing metallic magnesium : en
  • CA14423S - Tumbler and brush holder : en
  • ES171476A1 - A PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR SOLE, BASED ON GLASS FIBERS. : en es
  • ES171487A1 - A PROCEDURE FOR THE FORMATION OF IMAGES, TEXTS, DRAWINGS OR PLASTIC EFFECTS BY INTEGRATION OF ILLUSION OF DISPERSED FRAGMENTS IN DIFFERENT PLANS. : en es
  • FR905650A - Process for preparing oxygenates : en fr
  • FR905766A - Polyvinyl chloride cable sheath manufacturing process : en fr
  • ES171511A1 - A GUIDANCE INSTALLATION FOR NIGHT NAVIGATION OR SMOOTH TIME. : en es
  • US2390688A - Torpedo discharge means : en
  • US2390762A - Pump : en
  • FR905673A - Door opening parallel to its closed position, in particular for motor vehicles : en fr
  • FR905779A - Collar button : en fr
  • DK64164C - Apparatus for Manufacture of Drying Air Species for Dryers. : da en
  • FR905629A - Process for the production of mixed gels : en fr
  • GB573919A - Improvements in or relating to metal dock gate construction : en
  • ES12207U - Improved centrifugal fan. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171490A1 - PROCEDURE FOR THE FABRICATION OF TISSUES. : en es
  • FR905622A - Gasifier and method for its implementation : en fr
  • FR905704A - Steel making process : en fr
  • ES12169U - Improved candle holder. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905835A - Manufacturing process of trans-1, 2-dichlorethylene : en fr
  • ES171607A1 - A RECEIVING DEVICE FOR THE DRIPPING OF UMBRELLA. : en es
  • ES171510A1 - A RADIOELECTRIC INSTALLATION OF GUIDE AND LANDING WITHOUT VISIBILITY. : en es
  • ES171649A1 - SOME IMPROVEMENT IN THE SLIDES TO ENCOURAGE THE PROJECTION OF DRAWINGS OR LEGENDS OF FIXED CHARACTER. : en es
  • ES169812A1 - A MECHANISM FOR ANCHORING PREFERRED WIRE ARMOURS IN CONCRETE CONSTRUCTION ELEMENTS. : en es
  • FI20914A - Utility of the vehicle for vertical and vertical operation : en fi
  • FR905744A - Quiet : en fr
  • CH240178A - Belt floor. : de en
  • CH240325A - Method for converting a velocity-modulated electron beam into a density-modulated electron beam. : de en
  • USD143144S - Design for a knife : en
  • US2390838A - Adjustable nut lock : en
  • GB573917A - Improvements in or relating to photographic materials : en
  • GB573977A - Improved kerosene burner for use in refrigerators or in other heat-actuated apparatus : en
  • CH240292A - Gas turbine plant. : de en
  • ES12226U - Height correction device in garment making (Machine-translation by Google Translate, not legally binding) : en es
  • ES161092A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 161045.. : en es
  • GB573871A - Improvements in and relating to air cleaning devices : en
  • FR905682A - Process for preparing synthetic resins : en fr
  • FR905705A - Periodically actuated rolling contact device intended for mechanical converters of electric current : en fr
  • GB573963A - Improvements in or relating to the provision of plastic compositions of a putty-likenature in forms suitable for ready use : en
  • CA431847A - Inker mechanism : en fr
  • FI20951A - The provisions of this Regulation do not apply to the same or other types of mammals. : en fi
  • FR905741A - Method of transmitting signals using a carrier oscillation modulated by successive pulses : en fr
  • FR905767A - Process for manufacturing grains or pieces of crude iron, and related device : en fr
  • GB573867A - Improvements in or relating to the production of sulphur trioxide : en
  • ES12174U - Folding handhelds (Machine-translation by Google Translate, not legally binding) : en es
  • FR905642A - Lubricating oil circuit for internal combustion engines : en fr
  • FR905778A - Continuous casting device : en fr
  • FR905739A - case or wallet, intended to contain plates to be welded : en fr
  • ES170578A1 - A PROCEDURE FOR THE MANUFACTURE OF AN ARTIFICIAL MARBLE. : en es
  • FR905844A - Process for obtaining oils or fats and albuminoid substances : en fr
  • ES171472A1 - A TRANSPORTATION INSTALLATION. : en es
  • ES171503A1 - AN APPARATUS FOR THE TREATMENT OF LIQUIDS FOR STERILIZATION, ACTIVATION AND IRRADIATION. : en es
  • AU1150443A - Improvements in or relating to methods of treating selenium coated plates : en
  • ES12195U - Game table with mounted device for different uses (Machine-translation by Google Translate, not legally binding) : en es
  • FR905638A - Adjustment device for double star motors : en fr
  • CH240266A - Device for delaying the release of an automatic machine. : en fr
  • USD143147S - Design fob a bracelet : en
  • USD143133S - Design for a pin or similar article : en
  • FR905674A - Arrangement of damping springs for electrical switching devices, in particular for relays : en fr
  • CA431773A - Cigarette machine : en fr
  • CH240182A - Lock. : de en
  • ES11430U - Package for dosed products. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171514A1 - PROCEDURE FOR THE DEPURATION OF GASES, ELIMINATING POLYBASIC MINERAL ACIDS. : en es
  • AU2547145A - Improvements in or relating to method forthe manufacture ofan adhesive latex, and for sticking articles by means of sucha latex : en
  • US2390548A - Method of operating electrolytic : en
  • US2390645A - Overdrive gearing : en
  • US2390959A - Gas turbine power plant : en
  • US2390725A - Lehr loader : en
  • ES171590A1 - IMPROVEMENTS IN THE MANUFACTURE OF MITERS FOR LIQUID FUEL LAMPS. : en es
  • ES12233U - Staple or paper holder (Machine-translation by Google Translate, not legally binding) : en es
  • ES171518A1 - PROCEDURE AND DEVICE FOR THE DECOMPOSITION OF ALKALINE AMALGAMAS. : en es
  • GB573975A - Improvements in or relating to sensitised cloths for photo printing and photographicprocesses : en
  • FR905688A - Materials and method of manufacturing bearings, helical wheels, slides, etc., and parts so obtained : en fr
  • US2390855A - Welding machine for fin tubes : en
  • FR905677A - prefabricated reinforced concrete elements for transportable constructions : en fr
  • FR905639A - Slipper or similar shoe : en fr
  • US2390536A - Separation of hydrocarbon gases : en
  • ES11390U - Bell perfected for bicycles. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905606A - Device for fixing a line for fishing : en fr
  • CH240226A - Process for the preparation of a nitro dye. : de en
  • CH240208A - Device for drying clothes, in particular woolen clothes. : en fr
  • CA431865A - Concrete pile : en fr
  • CH240295A - Device intended to prevent cavitation at the inlet of a pipe ensuring the evacuation of a boiling liquid out of a tank. : en fr
  • CH240289A - Piston with connecting rod. : de en
  • ES12164U - Sack or container for conditioning laundry. (Machine-translation by Google Translate, not legally binding) : en es
  • US2390551A - Unsaturated ester-amides : en
  • US2390951A - Production of isobutylene : en
  • USD143152S - Design for a jewelry pin or similar article : en
  • CA431813A - Heat exchanger : en fr
  • US2390564A - Molding machine : en
  • USD143157S - Design for a vanity case : en
  • CH240392A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390832A - Oil pump : en
  • US2390617A - Window operator : en
  • US2390964A - Penknife : en
  • ES171578A3 - A STYLOGRAPHIC PEN. : en es
  • CH240396A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390976A - Vibration absorption driving device for machine dogs : en
  • AU120656B2 - Improved process forthe carroting of furon the pelt : en
  • CH240241A - Thread snap gauge. : de en
  • CH240344A - Device for dehumidifying masonry. : de en
  • FR905720A - Solvents, bulking agents, gelatinizing agents and plasticizers : en fr
  • FR905845A - Cardan-type device for transmitting force between two shafts : en fr
  • US2390495A - Control mechanism for honing machines : en
  • CA431741A - Power driven razor : en fr
  • US2390906A - Article of manufacture : en
  • CH240210A - Garment. : de en
  • CH240361A - Process for the preparation of N-3'-chloro-phenyl-3-oxy-pyrrolidine. : de en
  • ES171634A2 - IMPROVEMENTS IN THE MANUFACTURE OF CEMENT OR CONCRETE BLOCKS AND PIECES FOR CONSTRUCTION. : en es
  • CA431845A - Thermostat : en fr
  • CH240199A - Safety valve with built-in acoustic signal device. : de en
  • FR905625A - Lattice beam executed in wood : en fr
  • CA431836A - Printing ink containing zein : en fr
  • GB573904A - Improvements in and relating to driving bands for projectiles : en
  • US2390811A - Electrical measuring device : en
  • CH240308A - Polarized relay with at least one signal device. : de en
  • USD143107S - Time indicator or the like : en
  • US2390670A - Cutout : en
  • US2390510A - Adhesive testing device : en
  • US2390516A - Gun sight mounting : en
  • US2390644A - Method of drawing : en
  • US2390952A - Parasol : en
  • US2390761A - Aircraft structure : en
  • DK64165C - Apparatus for cleaning drainage pipes. : da en
  • USD143109S - Design fob a combination desk unit : en
  • FR905759A - Process for preparing polyacetals : en fr
  • US2390689A - Zinc base alloys : en
  • US2390867A - Process for forging cylinder heads : en
  • CH240268A - A method of coating an object with an adherent coating formed in part by a superpolyamide. : en fr
  • CH240228A - Foam insulation compound based on synthetic resin. : de en
  • US2390845A - Piston expander : en
  • AU1247843A - Automatic hydraulic device for introducing regulated quantities of liquid into tanks or other vessels : en
  • CA431851A - Absorption refrigerator : en fr
  • CA431858A - Corset closure : en fr
  • ES12219U - Apparatus to clean combs. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905730A - Improvements to the valves : en fr
  • GR10528B - ARTIFICIAL TARSOS STRUCTURE. : el en
  • ES12209U - Quick fastener bandages and similar objects. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169959A1 - A METHOD WITH THE CORRESPONDING APPARATUS, TO MAINTAIN A CONSTANT PROPORTION OF THE PARTS OF A MIXTURE THAT IS BEING REMOVED FROM A CLOSED CONTAINER. : en es
  • AU120634B2 - Improvements in or relating to methods of treating selenium coated plates : en
  • CH240320A - Electrical circuit comprising a modulator with a bridge of unidirectional elements. : en fr
  • CH240350A - Process for the production of a condensation product. : de en
  • ES171516A2 - A RADIOELECTRIC GUIDE AND LANDING INSTALLATION WITHOUT VISIBILITY. : en es
  • US2390547A - Torque amplifier : en
  • US2390743A - Permanent magnet holding device : en
  • FR905786A - Method to avoid pumping in multistage centrifugal compressors : en fr
  • CH240179A - Foldable trestle. : de en
  • US2390586A - Piston and ring construction : en
  • ES171639A3 - AN IMPROVEMENT IN THE CYLINDER MILLS FOR THE MILLING OF WHEAT AND SIMILAR. : en es
  • CA431774A - Ophthalmic mounting : en fr
  • CH240207A - Device for driving the hanks in a hank processing machine. : en fr
  • ES170738A3 - AN AUXILIARY MOTOR FOR BICYCLES. : en es
  • ES171043A1 - IMPROVEMENTS IN THE CONSTRUCTION SYSTEMS OF THE IMPULSIVE HYDRAULIC PUMPS WITH AUTOMATIC DRIVE. : en es
  • ES170772A1 - IMPROVEMENTS IN GAS TURBINE INSTALLATIONS AT LEAST ONE LOADED GASOGEN. : en es
  • ES169219A3 - A PROCEDURE OF MAINTAINING THE EVEN BALANCE BETWEEN THE RED AND GREEN RECORDS IN THE NATURAL COLOR PHOTOGRAPH. : en es
  • USD143120S - Heat control and indicator panel for ranges or the like : en
  • CA431815A - Variable pitch airscrew hub : en fr
  • CH240397A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • ES9184Y - Perpetual calendar. : en es
  • ES170774A1 - A PROCEDURE FOR THE OBTAINING BY WELDING OF HUECA PLATE BODIES PROVIDED WITH TUBULAR PLATE APPENDICES. : en es
  • GB573952A - Machine for producing alternating current for arc welding : en
  • ES171478A3 - A PROCEDURE FOR OBTAINING LEATHERS BASED ON FIBERGLASS. : en es
  • CH240360A - Process for the preparation of N-m-tolyl-3-oxy-pyrrolidine. : de en
  • FR905793A - Method and device for the treatment of water or aqueous solutions : en fr
  • FR905832A - Machine for turning cylindrical or conical surfaces and in particular machine for grinding motor vehicle brake drums : en fr
  • US2390628A - Filter : en
  • US2390800A - Transformer : en
  • US2390538A - Tow target releasing device : en
  • US2390646A - Well drilling apparatus : en
  • US2390778A - Electrical ground detector : en
  • ES170586A1 - AN AUTOMATIC DISCHARGE SIPHON APPARATUS. : en es
  • FI20940A - Magasinsgrammofon : en fi
  • FR905808A - Compact shifting : en fr
  • FR905837A - Base for marine piston steam engines with two parallel crank shafts rotating in the same direction : en fr
  • US2390690A - Automobile door window mechanism : en
  • US2390710A - Dental engine accessory equipment : en
  • ES12202U - Automatic closing lid for containers of all kinds. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171652A1 - IMPROVEMENTS IN THE ANTENNA SYSTEMS TO DEFINE A ROUTE OF PLANNING. : en es
  • ES8873Y - Thread seamless book. : en es
  • ES12229U - Apparatus susceptible of diverse applications, switch of electrical current, investor or controler and whose repair is simplified by simple enlargement, reduction or substitution in a system of elements of the same. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573866A - Improvements in and relating to amino-formaldehyde resins : en
  • US2390577A - Domestic appliance : en
  • US2390831A - Hand operated tank lubricator : en
  • US2390605A - Check controlled stop device : en
  • USD143112S - Design for a concrete fence panel : en
  • ES11417U - Device of combs with the burrs or barbs resulting from the molding exteriorized towards the edges of the corresponding pins on one side of the comb. (Machine-translation by Google Translate, not legally binding) : en es
  • FI20933A - Anordning vid gardinstånghållare eller liknande : en fi
  • ES171635A1 - AN ELECTROGENERATOR EQUIPMENT PROPELLED BY A SPRING MACHINE FOR SMALL PRODUCTIONS OF FLUIDS. : en es
  • US2390568A - Fastening means for compacts, refills, containers, and the like : en
  • USD143146S - Design fob a calculator : en
  • FI20956A - Central heating boiler : en fi
  • FR905634A - Method and device for manufacturing glass ribbons and products thus obtained : en fr
  • FR905754A - Tripping electromagnet electric circuit breaker : en fr
  • US2390767A - Cultivator attachment for tractors : en
  • USD143116S - Brooch pin or similar article : en
  • USD143138S - Design for a pin or similar article : en
  • ES171619A1 - A PROCEDURE TO SOLUBILIZE THE PHOSPHORIC ACID CONTAINED IN PHOSPHATES OF CAL, PHOSPHATE, VIVIANITE CREAS AND OTHER PHOSPHOROUS MATERIALS. : en es
  • GB573887A - Adhesive compositions : en
  • ES158252A3 - A DEVICE FOR BALANCING THE BOOM OF THE TILTING CRANES WITH VARIATION IN THE REACH RADIUS. : en es
  • FR905656A - Current transformer for high intensity primary current : en fr
  • FI20944A - Sätt att avlägsna de ej önskvärda, smakförsämrande organiciska ämnen, som ingå i cocoaobönan, jämte apparat för utförande av sättet : en fi
  • US2390804A - Propeller type fan : en
  • ES171618A1 - IMPROVEMENTS IMPROVED IN FAST-DETACHING FASTENING DEVICES. : en es
  • ES12189U - Trapezoidal type belt, perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171669A1 - IMPROVEMENTS OR IMPROVEMENT IN THE CIRCULAR TRICOTOUS MACHINES FOR THE MANUFACTURE OF POINT GENRES. : en es
  • FR905799A - Insulating tapes for conductors of remote transmission cables : en fr
  • US2390942A - Ethers of alcohol amines : en
  • US2390712A - Decorative material and method for producing the same : en
  • US2390822A - Pouring spout for paper bags and the like : en
  • US2390965A - Central electrode support : en
  • US2390969A - Planter : en
  • US2390576A - Preparation of carboxylic acids : en
  • ES12176U - Automatic holster for hunters. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905603A - Vacuum closing device : en fr
  • US2390869A - Telephone transmission system and apparatus therefor : en
  • AU2548145A - Tubular Radio Shielding Conduit : en
  • ES171604A1 - IMPROVEMENTS INTRODUCED IN THE PNEUMATIC VALVES INTENDED FOR THE TRANSFER OF FLUIDS. : en es
  • CH240217A - Process for the production of disulfides by oxidation of mercaptans and dithio acids. : de en
  • US2390620A - Hydraulic driving device : en
  • US2390657A - Combination cigarette dispenser and ash tray : en
  • US2390949A - Feeding mechanism : en
  • ES169385A3 - APPARATUS FOR OBTAINING THE ALIGNMENT OF THE ELECTRICAL TUNING CIRCUITS IN THE RADIOELECTRIC RECEIVING AND TRANSMITTING EQUIPMENT AND ANALOGUE EQUIPMENT THAT INCLUDES VARIOUS FREQUENCY RANGES. : en es
  • US2390703A - Yardage control mechanism : en
  • US2390806A - Oil burning system : en
  • CH240284A - Mixture-compressing internal combustion engine. : de en
  • CA431816A - Necktie : en fr
  • AU120778B2 - Improvements in facsimile transmission systems andthe like : en
  • CA431783A - Telemeter indicator pull-off device : en fr
  • CH240243A - Device for determining terrain angles. : de en
  • US2390753A - Drainer construction : en
  • CH240341A - Movement-modifier rescue and transshipment parachute. : en fr
  • FR905662A - Electric or electromagnetic vibrator : en fr
  • GB573936A - Improvements in or relating to the manufacture of dry contact electric rectifiers : en
  • US2390973A - Key controlled lock : en
  • ES171544A1 - PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL MARBLES. : en es
  • GB573946A - Improvements relating to detachable handles for ash pans and other like receptacles : en
  • US2390604A - Degasser for internal-combustion engines : en
  • FR905806A - Float controlled valve steam trap : en fr
  • ES171497A1 - IMPROVEMENTS IN INTERNAL COMBUSTION ENGINES. : en es
  • GB573902A - Improvements in the art of breadmaking : en
  • DK64163C - Plant for continuous, fully automatic Production of Corrugated or Shaped Plates. : da en
  • US2390849A - Retractable operating head for a vertically actuated arbor or assembly press : en
  • DK64154C - Apparatus for Heating Consumption Water. : da en
  • ES171492A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELASTIC METALLIC WHEELS. : en es
  • FR905635A - Process for deacidifying ammoniacal water : en fr
  • FR905780A - Bricks : en fr
  • US2390839A - Radio frequency coupling network : en
  • FI20930A - Förfaringssätt och anordning för slutrening av generatorgas, framställd företrädesvis av ved, Torv eller linande bränsle, under användning av kylning i ett förberedande steg : en fi
  • FI20921A - Locking device used to stop the adjusting devices : en fi
  • US2390583A - Printing machine : en
  • US2390888A - Steady rest for lathes : en
  • US2390517A - Multioffice telegraph system : en
  • US2390537A - Metal plate dimpling machine : en
  • CA431882A - Adhesive tape : en fr
  • US2390552A - Explosive bullet : en
  • CH240193A - Process for the manufacture of a knocker and knocker manufactured according to this process. : de en
  • CA431754A - Wheel structure : en fr
  • CH240386A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • CH240334A - Motor vehicle for transporting goods. : en fr
  • US2390733A - Airplane propeller : en
  • AU2548845A - Improvement in mechanism for controlling helicopters : en
  • CA431872A - Booster pump impeller : en fr
  • CH240248A - Device for gas display. : de en
  • US2390935A - Conveyer system : en
  • USD143117S - Design fob a brooch pin ob similar abticle : en
  • CH240213A - Purifier for air or other gases. : de en
  • AU120645B2 - Improvements infrequency modulation : en
  • AU1250143A - Combined matchbox cover, closable ashtray and cigarette rest : en
  • AU2524045A - Improvements in and relating to electric motors : en
  • CH240175A - Device to shut off the honeycomb space in the beehive. : de en
  • AU1179443A - Improvements in or relating to ship construction : en
  • FR905686A - Process for preparing aliphatic dicarboxylic dinitriles : en fr
  • USD143164S - Sauce pan or article of similar nature : en
  • CH240201A - Process for the production of matt viscose synthetic fibers by dry spinning. : de en
  • CH240195A - Armchair with adjustable seat and backrest. : de en
  • FI20913A - Anordning vid förgasningsbrännare : en fi
  • GB573970A - Method of displaying letters or figures : en
  • CA431757A - Rivet : en fr
  • FR905644A - Mechanism applicable to watches to indicate the time of different countries of the world : en fr
  • USD143106S - Design for a combined clock and door chime : en
  • US2390759A - Lock nut : en
  • USD143168S - Combined jack and bracket mounting : en
  • CH240327A - Installation of radio signaling. : en fr
  • ES171595A1 - IMPROVEMENTS IN TELEVISION TRANSMITTER SYSTEMS. : en es
  • FR905619A - Process to avoid stress corrosion in castings of al-zn-mg alloys : en fr
  • CH240402A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • ES171515A1 - PROCEDURE FOR THE SEPARATION OF GASEOUS MIXTURES. : en es
  • CA431801A - Suction cleaning apparatus : en fr
  • AU1160843A - Improvements in or relating to centre drills : en
  • GB573838A - Improvements in or relating to fuel tanks for aircraft : en
  • CA431878A - Railway switch operating apparatus : en fr
  • CH240313A - Duvet supports for hospital beds. : de en
  • CH240376A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • FR905819A - Locking device for echo sounder installations : en fr
  • GB573872A - Process for the preparation of ª‰-nitroethyl ethers : en
  • US2390844A - Quadrantal corrector for magnetic compasses : en
  • USD143130S - Design for a pin or similar article : en
  • US2390585A - Disconnect switch : en
  • CH240273A - Take-off winch for aircraft. : de en
  • AU1251744A - Harvester for sugarcane and like plants : en
  • CH240302A - Detachable connection of at least two parts. : de en
  • FI20923A - Coats of cable : en fi
  • ES171653A1 - CIRCUITS OF CATÓDIC RAY OSCILÓGRAFO. : en es
  • GB573943A - Improvements relating to the manufacture of products from refractory material : en
  • CH240366A - Sensor control on model copying machine tools. : de en
  • FR905687A - Softeners : en fr
  • IE16849L - Smokers' ash receptacle. : en
  • CA431820A - Dump car door mechanism : en fr
  • US2390791A - Protective transparent coatings : en
  • CH240278A - Electric fan. : de en
  • CH240231A - Device facilitating the opening of a book at least in the vicinity of a determined page. : en fr
  • US2390732A - Fire-resisting cabinet : en
  • US2390947A - Compensating thermostat : en
  • CA431768A - Lock and fastening device : en fr
  • GB573959A - Improvements relating to the testing of contact rectifiers : en
  • CH240177A - Pulse generator for feeding wire fences with high-voltage current pulses. : de en
  • US2390757A - Dishwashing machine : en
  • CH240348A - Process for the production of a condensation product. : de en
  • US2390706A - Demonstration apparatus : en
  • USD143136S - Design foe a pin or similar article : en
  • FR905726A - Process for preparing tetrahydrofurans : en fr
  • US2390842A - Ignition system : en
  • US2390907A - Stationery feeding and trimming device : en
  • US2390543A - Directional antenna system : en
  • US2390747A - Means for imparting buoyancy to vehicles : en
  • ES12183U - Neon sign. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573842A - Improvements in or relating to sheet materials comprising polyvinyl chloride : en
  • AU120662B2 - Automatic hydraulic device for introducing regulated quantities of liquid into tanks or other vessels : en
  • AU129145B2 - Improved process for degreasing hides and skins : en
  • AU958943A - Process of polymerizing tetrafluoroethylene : en
  • IE16968L - Preparing dispersions; paper coating compositions. : en
  • ES171625A1 - A DEVICE FOR TRANSFORMING A RECOVERY MOVEMENT INTO A RECOVERY MOVEMENT OF VAIVÉN. : en es
  • GB573858A - An improved trolley or truck : en
  • GB573949A - Improvements in or relating to gas producers : en
  • CH240283A - Turbo engine. : de en
  • US2390491A - Lubricant : en
  • US2390780A - Process of making coated textile materials and the articles produced therefrom : en
  • ES171491A1 - PROCEDURE FOR THE MANUFACTURE OF SOAP BONE PARTIENDO. : en es
  • FR905695A - Process for plasticizing highly polymerized products, in particular polymers of acrylic nitrile : en fr
  • FR905785A - Installation to produce and heat wind : en fr
  • FR905667A - New combination of controlled movement control for household and other utensils : en fr
  • ES8406U - High frequency tester : en es
  • GB573930A - Improvements in the fermentative production of a mixture of fatty acids : en
  • ES171659A1 - A PROCEDURE FOR OBTAINING A PRODUCT TO REPAIR HOLES AND DETERIORATION IN FOOTWEAR SOLE. : en es
  • US2390843A - Method and machine for vaporizing insecticides and other liquids : en
  • US2390539A - Oil filter : en
  • CA431765A - Room illumination unit : en fr
  • ES12192U - Protective saucer applicable to glasses (Machine-translation by Google Translate, not legally binding) : en es
  • ES143146A1 - A multi-cell camera system for vehicle tires. : en es
  • FR905680A - Process for preparing condensation products capable of forming threads : en fr
  • FR905616A - Alloy obtained by grinding or mixing, of the aluminum-magnesium-silicon-manganese type and containing copper : en fr
  • GB573900A - Improvements in or relating to signalling systems : en
  • CA431766A - Reflector support : en fr
  • CA431831A - Record card aligning device for statistical machines : en fr
  • CA14421S - Soap dish : en
  • AU2404445A - Metallic soap dispersions : en
  • GB573962A - Mechanical loader for loading machine cut coal on to a conveyor : en
  • CA431742A - Clutch mechanism : en fr
  • ES12168U - Device for joining the handle to the metal body of the strainers with metal mesh base. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171495A1 - PROCEDURE FOR THE PRESERVATION OF BODIES. : en es
  • US2390496A - Draft mechanism for railway cars : en
  • FR905828A - Process for the preliminary preparation of pieces of fabric to simplify their cutting into items of clothing : en fr
  • GB573840A - Improvements in and relating to thermoplastic compositions : en
  • AU132138B2 - Tubular Radio Shielding Conduit : en
  • FR905756A - Dry shaving device : en fr
  • FR905825A - Process for preparing man-made materials soluble in water : en fr
  • CA431841A - Demagnetizing apparatus : en fr
  • CH240220A - Process for the preparation of 1,1,2,2,3,3,4,4-octachlorobutane. : de en
  • AU120663B2 - Combined matchbox cover, closable ashtray and cigarette rest : en
  • CH240281A - Machine part welded together from individual parts and process for its manufacture. : de en
  • US2390977A - Evening roll for flow boxes : en
  • US2390533A - Machine for threading and cutting tubular articles : en
  • AU2092045A - Improvements in arrangements forthe remote control of telephonographs : en
  • CH240222A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • CH240398A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • DK64151C - Electric Fence with an Impulse Sensor containing a Mercury Contact Tube. : da en
  • CA431810A - Sheet delivery mechanism : en fr
  • CH240384A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390554A - Typewriting and manifolding : en
  • AU2428945A - High frequency baking and apparatus therefor : en
  • CA431812A - Undergarment : en fr
  • AU120654B2 - Improvements in or relating to centre drills : en
  • AU1310544A - Improvement invariable permeability apparatus : en
  • AU120641B2 - Visible temperature indicating coating compositions : en
  • CA431833A - Cigar machine transfer mechanism : en fr
  • FI20953A - Press for printing papperballage : en fi
  • FR905633A - Process for preparing alginates : en fr
  • FR905830A - Machine for the production of ceramic hollow parts : en fr
  • GB573937A - Improvements in or relating to the production of stable fat-soluble vitamin-containing products : en
  • AU1253944A - Improvements in and relating togas torches : en
  • US2390610A - Traffic light : en
  • US2390797A - Indicating system : en
  • US2390744A - Drilling and countersinking tool : en
  • USD143140S - Design for a frozen food cabinet : en
  • US2390580A - Metal bedspring : en
  • CH240356A - Process for the production of a water-soluble, higher molecular weight guanamine. : de en
  • CA431859A - Metal bearing material chlorination method : en fr
  • US2390590A - Hydraulic device : en
  • US2390818A - Regulating system for storage batteries : en
  • GB573845A - Inter-polymers of iso-olefines : en
  • ES171658A1 - APPARATUS SYSTEM TO OBTAIN GREATER VOLTAGE OF A CURRENT BATTERY. : en es
  • CA431881A - Piezoelectric crystal apparatus : en fr
  • AU131091B2 - Treatment of fibrous materials : en
  • CH240180A - Rifleman. : de en
  • CH240259A - Rotating cutting tool with adjustable knives. : de en
  • CH240391A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • AU129256B2 - Improvements in mechanical shovelling and loading apparatus : en
  • US2390513A - Power take-off structure : en
  • CH240276A - Axial turbo-machine and process for its manufacture. : de en
  • CA431779A - Transmission mechanism : en fr
  • CH240256A - Process for the production of tubes. : de en
  • ES171637A3 - NEW PROCEDURE FOR THE MANUFACTURE OF PLASTIC MATERIAL BASED ON ANDEHIDOUREA. : en es
  • CA431734A - Nursing bottle holder : en fr
  • CH240377A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390718A - Overload circuit breaker : en
  • US2390655A - Hand punch press : en
  • US2390663A - Embossed display : en
  • US2390787A - Follow-up mechanism : en
  • US2390563A - Electrical time delay line : en
  • USD143176S - Design foe a fountain pen : en
  • US2390624A - Method of building up tubular joint members : en
  • AU1074443A - Dust collector : en
  • CH240389A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • CA431802A - Electro-magnetic testing machine : en fr
  • ES12227U - Fire lighter device. (Machine-translation by Google Translate, not legally binding) : en es
  • USD143159S - Design fob a compact : en
  • ES171631A1 - NEW PROCEDURE FOR THE ARTISTIC DECORATION OF WALLS, CEILINGS, ZÓCALOS AND OTHER SURFACES OF WORKS. : en es
  • FR905772A - Electric photometer and colorimeter : en fr
  • ES171546A3 - SOME IMPROVEMENTS IN THE HAIR CURLING DEVICES IN LOOP. : en es
  • GB573954A - Improvements in and relating to roll stabilisers for ships : en
  • FI20928A - Apparatus for continuous vibration of grate fuel in motor vehicle carbon and wood carburettors : en fi
  • FR905653A - Mill, especially for crushing poppy : en fr
  • ES168326A1 - A PLUG SYSTEM WITH ELASTIC CONTACT ELEMENTS. : en es
  • GB573929A - Prevention and destruction of weeds : en
  • CA431758A - Toy top : en fr
  • AU129129B2 - Primary galvanic cell : en
  • US2390654A - Raising sunken ships : en
  • US2390820A - Spark plug unit bushing : en
  • GB573928A - Improvements in the manufacture of triphenylarsine : en
  • FR905621A - Fibrous Plate Casting Machine : en fr
  • ES171143A1 - A DEVICE TO REMOVE FROM A SAND AND SAND MIXTURES. : en es
  • CA431785A - Strip cutting machine : en fr
  • CA431842A - Magnetic testing device : en fr
  • ES12171U - Apparatus for destruction of insects and harmful animals. (Machine-translation by Google Translate, not legally binding) : en es
  • US2390768A - Variable selectivity amplifier : en
  • FR905714A - Process for preparing curable resin-lacquers : en fr
  • GB573894A - Improvements relating to apparatus for controlling hydraulic circuits : en
  • FR905636A - Pawn displacement game : en fr
  • GB573846A - Improvements in or relating to methods of spinning strands of fibrous material and mechanisms therefor : en
  • DK64153C - Smoke hood. : da en
  • CH240339A - Slope elevator. : de en
  • FR905804A - Non-magnetic machining material, good heat conductor, for electronic devices : en fr
  • GB573925A - A process for the production of gas mixtures containing carbon monoxide and hydrogen : en
  • ES12170U - Toy (Machine-translation by Google Translate, not legally binding) : en es
  • ES171640A1 - MECHANISM FOR THE IMPULSION OF THE SHUTTLE ON THE TELARES. : en es
  • FR905648A - Ethylene emulsion polymerization : en fr
  • FR905725A - Process for preparing ketone transformation products : en fr
  • US2390905A - Oscillating joint : en
  • ES171467A1 - IMPROVEMENTS IN THE MANUFACTURE OF PIPES OF REINFORCED, CENTRIFUGED AND VIBRATED CONCRETE FOR ALL KINDS OF PRESSURES, AUTOPERANTE OR NO AND THEIR JOINTS. : en es
  • ES11957U - Improvement in hair permanency devices (Machine-translation by Google Translate, not legally binding) : en es
  • GB573916A - Improvements in or relating to dial gauges : en
  • ES171613A1 - NEW VERTICAL OVEN SYSTEM FOR SALTS AND CEMENTS. : en es
  • ES171636A3 - NEW PROCEDURE FOR MANUFACTURING MOLDED BODIES BASED ON SYNTHETIC RESINS. : en es
  • US2390488A - Noise shield for acoustic devices : en
  • US2390722A - Surface broach : en
  • US2390561A - Sealing container : en
  • FR905737A - Packing for pistons and stuffing box : en fr
  • US2390639A - Machine for making and applying spangles : en
  • ES170951A1 - A PROCEDURE FOR MANUFACTURING APPLIQUES FOR SURGERY BANDAGES CONTAINING STABLE PENICILLIN. : en es
  • GB573884A - Improvements in or relating to control systems for hoists : en
  • AU120657B2 - Improvements relating tothe manufacture of roofing tiles, building blocks andthe like : en
  • ES12222U - Cover or covers for books, folders, notebooks and similar items, with lighting device. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905657A - Tube oscillator : en fr
  • GB573843A - Improvements in gun mountings : en
  • GB573897A - Improvements in or relating to apparatus for delivering tapered rod-like articles from a higher to a lower level (e.g. for use in testing, sorting or grading apparatus) : en
  • US2390601A - Blowout seal for well drilling rotaries : en
  • US2390850A - Unbalance correcting amplifier system : en
  • CA431730A - Splint securing device : en fr
  • FI20935A - Tie straightener : en fi
  • ES171138A1 - IMPROVEMENTS IN THE USE OF THE ALIPHATIC MAINS BY FLOTATION. : en es
  • USD143139S - Design fob a pin ob similab abticle : en
  • US2390829A - Rubber substitute : en
  • US2390884A - Phase shifter : en
  • US2390793A - Control apparatus : en
  • US2390893A - Film retainer for cinematograph sprockets : en
  • GB573875A - Improved electric coupling embodying a resistance : en
  • CH240185A - Crucible furnace for the manufacture of glass wire or glass silk. : en fr
  • FR905826A - Softener for synthetic rubber : en fr
  • ES11608Y - Device for cleaning all kinds of surfaces. : en es
  • ES170579A1 - A PROCEDURE FOR ARTIFICIAL MANUFACTURE WITHOUT COMPRESSION OF INSULATING AND LIGHTWEIGHT MARBLE PARTS. : en es
  • ES11306Y - Two-headed match. : en es
  • ES12196U - A diaphragm for automobile or aviation gasoline pump : en es
  • ES171599A1 - CONTACT DEVICE FOR COLUMN CONSTRUCTION SWITCHES. : en es
  • GB573896A - Improvements in radio aerials : en
  • USD143158S - Design fob a compact : en
  • US2390923A - Machine for untwisting rope and the like : en
  • USD143161S - Design for a refrigerating unit : en
  • FR905649A - Process for preparing curable resin-lacquers : en fr
  • GB573976A - Improvements in or relating to airfoil constructions : en
  • USD143162S - Design fob a vase ob similar article : en
  • AU1073343A - Galvanizing blanket : en
  • CH240280A - Process for the production of rotor drums for turbo machines. : de en
  • CH240212A - Device for separating liquid droplets that float in a gas stream. : de en
  • CA431803A - Compressor head and governor assembly : en fr
  • CH240250A - Device for storing numerical values on calculating and similar machines. : de en
  • US2390676A - System for detonating explosives in deep wells or the like : en
  • US2390887A - Coating compositions : en
  • USD143142S - Design for writing paper or the like : en
  • US2390940A - Cabling strap : en
  • US2390916A - Tool : en
  • US2390958A - Portfolio : en
  • ES11564Y - Mark to distinguish a sofa-bed-table furniture. : en es
  • ES10642Y - Coil connector for Ford distributor. : en es
  • ES12173U - Articulated toy with movement (Machine-translation by Google Translate, not legally binding) : en es
  • ES170374A1 - A PROCEDURE FOR THE PRODUCTION OF TEXTILES AND WASHABLE SEMI-DRIED ARTICLES. : en es
  • CA431770A - Breathing regulator for aviators : en fr
  • FR905623A - Lubricant dispensing or dosing device : en fr
  • GB573918A - A medical appliance for use in connection with the human body : en
  • GB573957A - Improvements in high-frequency electric oscillators : en
  • CH240271A - Apparatus intended to produce a torque by means of eddy currents. : en fr
  • US2390734A - Disulphanilylguanidine and process of preparing same : en
  • US2390591A - Electrolytic method for producing oxygen : en
  • US2390833A - Light measuring method and system : en
  • ES12163U - A filler mechanism to apply to fountain pens (Machine-translation by Google Translate, not legally binding) : en es
  • US2390511A - Compositions of matter and method of preparation thereof : en
  • US2390693A - Oxygen tent unit : en
  • USD143113S - Design fob a spectacle temple piece : en
  • GR10531B - MANNER OF CONSTRUCTION OF FRAMES OF ICONOSITIES AND SIMILAR. : el en
  • US2390522A - Hand guard : en
  • USD143143S - Fitzgerald et : en
  • USD143155S - Design for a jewelry pin or similar article : en
  • US2390876A - Mounting for pulleys, etc. : en
  • ES12194U - Furniture usable as divan or double bed. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171611A1 - NOTICE RELAY. : en es
  • FR905840A - Method and apparatus for damping oscillating masses : en fr
  • GB573972A - A new or improved guard for drilling and like machines : en
  • US2390827A - Sheet separator for printing presses : en
  • CH240324A - Negative feedback circuit in high frequency stages. : de en
  • FR905805A - Centrifugal dust separator group : en fr
  • CH240379A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • FI20926A - Electric hammer : en fi
  • GB573878A - Improvements relating to the production of plastic compositions : en
  • GB573857A - Differential vacuum tube amplifiers : en
  • ES12159U - Marker or marker device. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573889A - Hand grenade : en
  • US2390667A - Inkstand : en
  • US2390755A - Timing device for power transmission systems : en
  • CH240338A - Engine air cooling device on vehicles. : de en
  • US2390910A - Method of cooling glass articles : en
  • US2390720A - Process for the separation of hydrocarbons : en
  • US2390900A - Package and method of packing : en
  • AU120655B2 - Improvement invariable permeability apparatus : en
  • AU2555845A - Treatment of fibrous materials : en
  • CH240316A - Process for the preparation of a solution suitable for injection of a derivative of 3-benzene-azo-2,6-diamino-pyridine. : de en
  • CA431853A - Absorption refrigeration apparatus : en fr
  • USD143114S - Design fob a micrometer caijper : en
  • US2390766A - Composition of matter : en
  • US2390926A - Hollow glassware-forming apparatus : en
  • US2390715A - Mailbox : en
  • US2390728A - Ornamenting machine : en
  • US2390930A - Lubricating coupler : en
  • USD143172S - Design for a carbonator cabinet : en
  • CA431883A - Storage battery and grids : en fr
  • CH240306A - High-voltage coil, in particular for magnetos. : de en
  • US2390578A - Thermoelectric generator : en
  • US2390883A - Isomerization of saturated hydrocarbons : en
  • US2390875A - Attaching means for sheaves, etc. : en
  • US2390632A - Fitting insulating cover : en
  • CH240200A - Process for the production of synthetic fiber wool. : de en
  • ES12172U - Device to collect the dust produced by the mechanical drilling hammers. (Machine-translation by Google Translate, not legally binding) : en es
  • FI20920A - Mikrofonanordning : en fi
  • CH240254A - Device for displaying the switch-on point of the periodically operating switch of seam welding machines. : de en
  • CH240369A - Process for operating thermal power plants in which a working medium describes a closed circuit. : de en
  • AU2475245A - Remote control system : en
  • CH240215A - Method and installation for obtaining a prolonged and large surface contact between a gaseous fluid and a liquid. : en fr
  • ES12220U - Device for new agglutination model. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905777A - Method for determining the point of decrimping of fibers : en fr
  • GB573901A - Improvements in electron lens systems : en
  • CH240230A - Envelope with writing paper, consisting of one piece. : de en
  • CH240245A - Magnetic coupling. : en fr
  • ES12166U - Lamp powered by alcohol. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171484A1 - A COUPLING COUPLING TO JOIN A TRAILER WITH A TRACTOR. : en es
  • GB573922A - Improvements in navigating apparatus for aircraft : en
  • US2390939A - Airplane : en
  • USD143169S - Design for a doll or similar article : en
  • CA431843A - Magnesium metal manufacturing apparatus : en fr
  • CH240323A - Display device with a scale and associated pointer on a device, in particular for use as a wavelength indicator for a radio device. : de en
  • ES171530A1 - PROCEDURE FOR LOADING THE OVENS OF GLASS FACTORY. : en es
  • GB573903A - Manufacture of new sulphonamide derivatives : en
  • US2390611A - Wedge grip scraper blade : en
  • US2390719A - Tricycle : en
  • US2390970A - Metallurgy : en
  • GB573926A - Improvements in methods and devices for grinding cooperating faces of friction members : en
  • FR905736A - Ignition and current adjustment device for low voltage luminescent tubes : en fr
  • FR905627A - Support bearing for shafts and the like : en fr
  • FR905822A - Drive device, without friction couplings, for throwing bars of straight hosiery looms at picking : en fr
  • DK64149C - Cable system for high-voltage direct current. : da en
  • ES171579A3 - A STYLOGRAPHIC PEN. : en es
  • US2390683A - Demountable high-vacuum hotcathode rectifier : en
  • US2390774A - Welding control system : en
  • AU129175B2 - Expansion bit : en
  • CA431824A - Solvent extraction of solid materials : en fr
  • US2390608A - Frequency multiplier : en
  • ES171601A1 - A PROCEDURE FOR THE OBTAINING OF FLEXIBLE FOOTWEAR FLOORS, BASED ON CORK. : en es
  • FR905829A - Internal combustion engine with piston, rotating around its axis and controlling distribution ports : en fr
  • CH240261A - Method for gluing wood and wood-like materials. : de en
  • US2390651A - Rotary burnishing tool : en
  • US2390835A - Method of alkylating aromatic compounds : en
  • CA431781A - Welding apparatus : en fr
  • CA431811A - Cloth shrinking machine : en fr
  • CA431861A - Hydraulic driving mechanism : en fr
  • US2390904A - Apparatus for handling strands : en
  • US2390975A - Method and composition for delustering artificial silk : en
  • US2390758A - Method of producing a simulated metallic coating : en
  • CA431790A - Electrical apparatus cooling means : en fr
  • CH240363A - Process for the preparation of N- (y, y-diphenyl-allyl) -piperidine. : de en
  • USD143156S - Jewelry pin or similar article : en
  • US2390519A - Preparation of alkylene cyanohydrins : en
  • US2390631A - Welding rod holder : en
  • US2390847A - Signal translating apparatus : en
  • CH240265A - Machine tool. : de en
  • CH240174A - Process for the treatment of plants affected or threatened by ferric chlorosis. : en fr
  • AU120660B2 - Device for creasing trousers : en
  • CH240272A - Clutch mechanism. : en fr
  • US2390593A - Dicarboxylic acid derivatives of lower alkyl ethers of vitamin b6, and a process of peparing the same : en
  • US2390685A - Sandal : en
  • US2390892A - Pipe coupling : en
  • CH240340A - Wheelset for railroad cars, with variable gauge : de en
  • US2390588A - Fan : en
  • AU130803B2 - Improvements in treated drying oils : en
  • US2390542A - Track shoe : en
  • US2390911A - Insecticide and method of making same : en
  • ES12199U - Electric heating plate. (Machine-translation by Google Translate, not legally binding) : en es
  • US2390569A - Apparatus for detecting trends in observed data : en
  • ES11741Y - A clip for wristwatches : en es
  • FR905774A - Thermal insulation device, such as cooler, thermo-container and similar applications : en fr
  • CA431822A - Wool and wool goods processing : en fr
  • CA431848A - Diaphragm pump : en fr
  • FR905715A - Wax pastes for the cleaning products industry : en fr
  • FR905758A - Process for preparing dichloroethanes : en fr
  • GR10536B - STEP AND FULL OPENING WATER TAP FOR CASH CLEANING. : el en
  • CH240345A - Chimney draft regulator. : de en
  • AU120648B2 - Harvester for sugarcane and like plants : en
  • US2390966A - Air blast circuit breaker and control therefor : en
  • AU123088B2 - Improvements in and relating to electric motors : en
  • US2390550A - Apparatus for sealing containers : en
  • GB573860A - Improvements in rotary pumps : en
  • FR905770A - Method of transmitting telegraph signs : en fr
  • US2390675A - Drying and calcining furnace : en
  • US2390881A - Spark control : en
  • US2390679A - Process for treating vitamin b concentrates : en
  • US2390518A - Trimethylethoxysilicane and its preparation : en
  • CH240269A - Pocket lighter with pyrophoric stone. : en fr
  • CA431769A - Wall covering : en fr
  • AU129362B2 - Improvements in or relating to method forthe manufacture ofan adhesive latex, and for sticking articles by means of sucha latex : en
  • US2390853A - Process for preparing dichlorodiethyl ether-alkali metal polysulphide condensation products in pulverulent form : en
  • US2390945A - Dispensing container : en
  • FI20915A - Frequency setting for the crystals from the crystallization of the coarse-grained crystal : en fi
  • CA431863A - Circuit breaker and arc chute : en fr
  • AU1109443A - Improved organo-silicon compounds and method of making them : en
  • CA431761A - Ceramic ware manufacture : en fr
  • US2390579A - Stirring device : en
  • US2390525A - Molding process and product thereof : en
  • USD143150S - Design fob a wall vase : en
  • US2390857A - Partition base : en
  • US2390504A - Centrifugal air compressor : en
  • US2390920A - Ankle joint : en
  • AU2544445A - Improvements relating to railway communication apparatus : en
  • CA431870A - Electrical apparatus : en fr
  • CA431780A - Plant hormone preparation : en fr
  • US2390968A - Power lift planter : en
  • US2390702A - Hydraulic hoist : en
  • US2390716A - Power pump operated single line hydraulic system : en
  • CH240304A - Heatable slide on an electron beam device. : de en
  • CH240235A - Device for obtaining the stabilization of the sliding speed of the film in apparatus for recording and reproducing sound films in the area involving the scoring roller. : en it
  • CH240390A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • CH240342A - Plane. : de en
  • FR905781A - Mounting mode to extend the pulse duration : en fr
  • FR905722A - Plain bearing with interrupted oil film : en fr
  • US2390625A - Pile cap : en
  • GB573882A - Improvements in and relating to bottles and like liquid containers : en
  • ES171656A1 - IMPROVEMENTS IN OR RELATIVE TO APPLIANCES FOR HEATING BY HIGH FREQUENCY ELECTRICAL CURRENTS. : en es
  • CH240321A - Circuit arrangement in telephone systems with simultaneous operation. : de en
  • FR905711A - Control device for electric vehicles on the road, in particular for electric trucks : en fr
  • GB573923A - A process for the production of gas mixtures containing carbon monoxide and hydrogen : en
  • AU129604B2 - High frequency baking and apparatus therefor : en
  • ES12211U - Electric iron. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905708A - Clasp applicable in particular to shoes and clothing : en fr
  • FR905733A - Improvements to machines used for the preparation of food or other materials, and in particular for grinding, chopping, grating or other : en fr
  • GB573948A - Method of and apparatus for supporting a wandering cable : en
  • AU2508945A - Primary galvanic cell : en
  • ES171342A1 - AN AUTOMATIC REGULATOR OF SPEED IN AERODYNAMICS. : en es
  • CA431799A - Contactor : en fr
  • AU125010B2 - Improvements in or relating to engine crankcase : en
  • FR905798A - Method for determining textile properties of fibers : en fr
  • US2390599A - Eye protector : en
  • CA431797A - Heating apparatus : en fr
  • CH240368A - Electromagnetically controlled fuel injector for internal combustion engine. : en fr
  • US2390572A - Device for treating filamentary material : en
  • US2390694A - Apparatus and method for charging containers with volatile mixtures : en
  • CA431818A - Lasting record making process : en fr
  • ES171525A1 - IMPROVEMENTS IN CIRCULAR MACHINES FOR THE MANUFACTURE OF POINT GENRES. : en es
  • CA431798A - Compressor throttling apparatus : en fr
  • CH240371A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • AU120644B2 - Milling cutter : en
  • CA431834A - Multiple-flavour vending machine : en fr
  • ES171144A1 - A PRE-OPERATIVE AND COLLECTOR APPARATUS FOR ARTIFICIAL INSEMINATION. : en es
  • GB573854A - Improvements in and relating to means for drying grain : en
  • FR905797A - Spinning plate for helical core lining with ribbon-shaped wrapping : en fr
  • ES171629A3 - A STETHOSCOPE. : en es
  • FR905821A - Method and apparatus for the continuous disintegration of fibrous material : en fr
  • CH240310A - Piezoelectric device with screen. : en fr
  • US2390565A - Garment protector : en
  • GB573909A - Production of phenol substituted carboxylic acid esters : en
  • FR905709A - Device for mounting plate valves on shock absorbers : en fr
  • US2390614A - Method of and apparatus for making annular articles : en
  • GB573940A - Improvements in or relating to stipplers : en
  • CA431744A - Fertilizer spreader : en fr
  • ES171502A1 - SOME PERFECTIONS IN CENTRIFUGAL REGULATORS. : en es
  • FR905803A - Electrical assembly intended for the modulation of electrical oscillations : en fr
  • FR905787A - Bale press improvements : en fr
  • FR905773A - Shock pad enhancements : en fr
  • GB573924A - A process for the production of gas mixtures containing carbon monoxide and hydrogen : en
  • CH240364A - Process for the preparation of a disazo dye. : de en
  • CH240285A - Multipole magneto with distributor coupled to the generator rotor for internal combustion engines. : de en
  • FR905813A - gas saver : en fr
  • CA431880A - Universal joint : en fr
  • FR905669A - Brake for cycles and similar vehicles : en fr
  • ES171564A3 - MECHANISM FOR ELECTRICAL CURRENT SWITCHES AND SWITCHES. : en es
  • GB573888A - Improvements in or relating to methods of dry-spinning albuminous masses : en
  • US2390899A - Gas processing : en
  • FI20955A - Förfaringssätt for kontinuerlig torkning av Torv ocn annat vattenhaltigt Gods i korn- eller styckeform under upprepad användning av värmet : en fi
  • GB573841A - Improvements in and relating to thermoplastic compositions : en
  • GB573877A - Improvements in or relating to forming means for profile grinding wheels : en
  • FR905728A - Process for preparing semi-ethers of 1, 3-glycols : en fr
  • FR905637A - Travel headrest : en fr
  • ES12198U - School inkwell. (Machine-translation by Google Translate, not legally binding) : en es
  • US2390915A - Piston : en
  • ES12130U - Revolving-adaptable backrest of application in all kinds of seat furniture. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12205U - Device to prevent theft of purses, wallets and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905713A - Process for preparing curable resin-lacquers : en fr
  • FR905652A - Method for forming strips of polyamides or polyurethanes curved on their edges : en fr
  • ES170998A1 - A NEW PROCEDURE FOR MANUFACTURING CARBON PAPER WITH PREPARED BACK. : en es
  • US2390633A - Sole roughing tool : en
  • ES12161U - Folding chair for field and beach. (Machine-translation by Google Translate, not legally binding) : en es
  • DK64162C - Navgear for Bicycles. : da en
  • ES171633A1 - VARIABLE SPEED MECHANISM. : en es
  • ES171626A1 - AN AIR PUMP, HAND, DRIVE PROPULSION. : en es
  • FR905769A - Improvements made to indicating devices to detect the presence of carbon monoxide or other gases : en fr
  • CH240381A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • FR905620A - Manufacturing process for turning shoes : en fr
  • US2390665A - Seat locator : en
  • US2390739A - System and apparatus for measuring cloud height and thickness : en
  • US2390873A - Freight car : en
  • CA431889A - Transmitting arrangement for obtaining course lines : en fr
  • FR905771A - Plaster with stabilizer for bandages : en fr
  • FR905661A - Method and device for pressure extrusion of solid or hollow metal parts : en fr
  • US2390748A - Combined coin purse and billfold : en
  • US2390971A - Welding method : en
  • US2390534A - Apparatus for determining pressure distribution on airfoils and the like : en
  • ES171413A1 - A PROCEDURE FOR THE OBTAINING OF A MATERIAL FOR THE CONSTRUCTION OF ROADS OR FOOTWEAR. : en es
  • CH240219A - Process for the production of water-soluble starch derivatives. : de en
  • US2390896A - Torch holding and adjusting device : en
  • FR905814A - Die collector device for line composing and melting machine : en fr
  • FR905764A - Rail current circuit breaker : en fr
  • US2390540A - Recovery of copper from copperbearing solutions : en
  • CA431738A - Organic compound : en fr
  • GB573960A - Process for the production of organo silicon polymers : en
  • CA431751A - Wheel structure : en fr
  • FR905795A - Device for adjusting the fuel injection pressure of internal combustion engines : en fr
  • CH240401A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390634A - Lamp : en
  • USD143137S - Design foe a pin or similar article : en
  • USD143115S - Design fob a plaque or similar article : en
  • FI20927A - Anordning vid oljebrännare : en fi
  • GB573958A - Improvements in or relating to the production of new therapeutically valuable quinoline derivatives : en
  • US2390846A - Handgrip control switch : en
  • ES12197U - A sponge holder perfected for wet-seals (Machine-translation by Google Translate, not legally binding) : en es
  • USD143121S - Design for a heat control and indi- cator panel for ranges or the like : en
  • US2390891A - Safety lowering and control mechanism for winches and the like : en
  • GB573908A - Improvements in or relating to motor-driven rotary hoes : en
  • GB573915A - Improvements in clips for flexible tubes : en
  • US2390880A - Rotary reversing engine : en
  • ES169951A1 - A PROCEDURE OF STERILIZATION, DISTRIBUTION AND COLLECTION OF ESCUPIDERAS THROUGH THE USE OF AUTOCLAVES, HOPPERS, ESCUPIDERAS AND SPECIAL BRUSHES. : en es
  • ES171586A1 - IMPROVEMENTS IN RELIEF PHOTOGRAPHY APPARATUS. : en es
  • FR905833A - Preselector device for gear change : en fr
  • GB573856A - Improvements in or relating to the purification of potable water : en
  • CH240176A - Shed roof construction. : de en
  • ES168634A1 - IMPROVEMENTS INTRODUCED IN THE CONTROL INDICATOR DEVICES. : en es
  • GB573933A - Manufacture of substituted 1, 3, 5-triazinyl-6-aminophenyl-arsenic compounds : en
  • ES171132A1 - IMPROVEMENTS IN THE MANUFACTURE AND RECOUCHUTADO OF TIRES. : en es
  • GB573938A - Improvements in or relating to the manufacture of flexible metal hose or tubing : en
  • ES12217U - Removable toy (Machine-translation by Google Translate, not legally binding) : en es
  • FR905618A - Mobile roof support headframe in mining operations : en fr
  • FR905745A - Process for preparing synthetic resins : en fr
  • FR905718A - Device can be tuned remotely : en fr
  • GB573868A - Improvements in or relating to the separation of sulphur dioxide from chlorine : en
  • IE16976L - Laundry press : en
  • GR10533B - PERFECTIONS ON EVERY TYPE OF GASOLINE LIGHTERS. : el en
  • FR905678A - Process for enriching the prehydrolysates of cellulosic raw materials containing hemicelluloses with reducing sugars : en fr
  • US2390863A - Method of making electromagnetic cores : en
  • ES170773A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRIC WELDING MACHINES BY RESISTANCE, PROVISIONS OF CONDENSER. : en es
  • FR905762A - Process for improving the water resistance of products containing fibrous materials and organic binders : en fr
  • FR905757A - Device photographically establishing a ground plan : en fr
  • FI20941A - Anordning vid skivbytare för grammofoner : en fi
  • ES171483A1 - A DEVICE FOR THE MANUFACTURING OF NOTEBOOKS OF SINGLE LEAVES. : en es
  • ES171603A1 - A PNEUMATIC DEVICE FOR DISTANCE OPERATION. : en es
  • US2390701A - Secondary electron emitter : en
  • US2390760A - Clamp support for flagstaffs : en
  • ES171610A2 - IMPROVEMENTS IN MAIN PATENT NUMBER 171385.. : en es
  • FR905694A - Bulking agents, gelatinizing agents and plasticizers : en fr
  • CH240186A - Flammable bodies suitable as a fire lighter. : de en
  • FR905810A - field destoner : en fr
  • FR905605A - Head for a cinematographic camera stand, fitted with a device for rotating the camera : en fr
  • FR905611A - Hairdressing device : en fr
  • US2390493A - Center bearing : en
  • FR905614A - Optical device for making sound recordings with variable density : en fr
  • DK64147C - Coupling for Teletypewriter lines with bi-directional Traffic. : da en
  • GB573885A - Improvements relating to telephone systems : en
  • FR905782A - Improvements to vacuum crimping machines for metal cans of all shapes : en fr
  • US2390737A - Baby's bottle holder : en
  • US2390660A - Folding reclining bedboard : en
  • US2390697A - Roofing or surfacing material : en
  • US2390962A - Positively actuated thread holder for looms : en
  • ES171488A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BICYCLE SEATS. : en es
  • ES171632A1 - NEW REMOVABLE BARRACK SYSTEM. : en es
  • FI20945A - Combined letterhead and envelope : en fi
  • CA431748A - Vehicle wheel : en fr
  • US2390709A - Portable drill support : en
  • US2390635A - Torpedo launching mechanism : en
  • GB573956A - Improvements in folding wheels : en
  • US2390527A - Check valve : en
  • FR905664A - Process for obtaining metals or alloys of metals : en fr
  • CH240355A - Process for the production of a water-soluble, higher molecular weight guanamine. : de en
  • US2390656A - Satellite telegraph exchange system : en
  • GB573881A - Improvements in or relating to gas heaters : en
  • FR905783A - Self-closing valve on lack of pressure, for pressurized gas lines : en fr
  • FR905696A - Spur and Helical Gear Cutting Machine : en fr
  • US2390661A - Aircraft structure : en
  • US2390556A - Catalytic cracking of partially oxidized hydrocarbons : en
  • USD143122S - Heat control and indicator panel for ranges or the like : en
  • US2390830A - Stabilized solutions of metallic : en
  • CA431747A - Pipe coupling : en fr
  • US2390638A - Lunch box : en
  • USD143173S - Design fob a suitcase : en
  • US2390559A - Apparatus for selective heat treatment of metal : en
  • USD143178S - Design for a housing fob wood planing machine : en
  • US2390596A - Apparatus for positioning parts : en
  • AU2483545A - Improvements in or relating to electric arc welding : en
  • CH240260A - Drilling and milling machine. : de en
  • CH240362A - Process for the preparation of a bicyclic sulfur compound. : de en
  • CH240375A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390928A - Sealing gland : en
  • US2390700A - Flexible band knife : en
  • US2390921A - Applicator for facial creams : en
  • ES171508A3 - IMPROVEMENTS IN OR RELATED TO TELEGRAPH SYSTEMS. : en es
  • FI20932A - Gardinstånghållare : en fi
  • FR905683A - Process for preparing aluminum fluoride from ammonium fluoride : en fr
  • CA431740A - Liquid disinfectant mixing and distributing appliance : en fr
  • CH240297A - Electric accumulator. : en fr
  • US2390528A - Extraction of phosphatides, free fatty acids, and the like from glyceride oils : en
  • US2390897A - Machine for manufacturing dynamo armatures : en
  • US2390861A - Noncollapsible nipple : en
  • CA431871A - Telegraph system and printing apparatus : en fr
  • CH240287A - Crankcase for internal combustion engines with several rows of cylinders. : en it
  • CH240336A - Device on streamlined vehicles with rear engine for supplying air to the engine compartment. : de en
  • CH240383A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • AU120658B2 - Improvements in or relating to ship construction : en
  • US2390745A - Trimming and pinking device and the like : en
  • USD143177S - Design fob a sachet ob similar article : en
  • CA431745A - Fluid cooled brake drum : en fr
  • GB573844A - Inter-polymers of iso-olefines : en
  • US2390524A - Insert assembling tool : en
  • CA431749A - Helmet : en fr
  • CA431787A - Triplex circuit for radiophone transmitters : en fr
  • FR905831A - Concentrated dry product used as a rust removal agent : en fr
  • US2390558A - Engine crankshaft to piston connecting mechanism : en
  • GB573865A - Improvements in or relating to a process for removing the air contained in casein solutions of high viscosity : en
  • CA431832A - Punching machine : en fr
  • CH240311A - Magnetic core. : de en
  • US2390953A - Alkylation of aromatic hydrocarbons : en
  • US2390837A - Welding rod holder : en
  • CA431762A - Milling machine : en fr
  • AU120653B2 - Improved method of rotating a pair or pairs of contra rotatable propeller shafts, and improved means therefor : en
  • FR905665A - Process for forming bores drilled in machining parts : en fr
  • AU130966B2 - Improvements relating to railway communication apparatus : en
  • US2390698A - Magnesium retort : en
  • ES171577A2 - IMPROVEMENTS IN MAIN PATENT NUMBER 171385.. : en es
  • CH240218A - Process for the production of a condensation product. : de en
  • CA431795A - Supervisory control system : en fr
  • CH240378A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • ES12224U - Ring-disk as a base optotype for a universal scale to measure visual acuity. (Machine-translation by Google Translate, not legally binding) : en es
  • CH240247A - Method and device for the production of an intermediate pinion for the ten switch drive of a counter and an intermediate pinion manufactured according to this method. : de en
  • US2390671A - Baby carriage : en
  • US2390686A - Rodent exterminator : en
  • US2390769A - Apparatus for making retractile cords : en
  • CH240183A - Reversible lock with rods for cabinet. : en fr
  • US2390860A - Purification of plant rubbers : en
  • CH240329A - Umbrella. : de en
  • CA431890A - Vehicle wheel mounting : en fr
  • US2390836A - Method of alkylating aromatic compounds : en
  • US2390735A - Circuit breaker operating mechanism : en
  • US2390805A - Method of making metallic articles : en
  • USD143145S - Design fob a handbag : en
  • US2390723A - Internal-combustion engine : en
  • US2390726A - Threaded fastener : en
  • US2390499A - Preparation of calcium pantothenate : en
  • US2390961A - Polymerized rubberlike product and process of making the same : en
  • US2390864A - Correspondence portfolio : en
  • CA431789A - Supervisory control system : en fr
  • CH240224A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • FR905723A - Method and machine for opening or breaking envelopes, capsules or the like containing seed seeds : en fr
  • US2390779A - Process of producing butylene glycol by fermentation and recovering the product : en
  • US2390535A - Vending machine : en
  • US2390600A - Punch press mechanism : en
  • US2390775A - Brazing alloys : en
  • US2390817A - Identification device : en
  • ES171084A1 - IMPROVEMENTS IN PAPER, CARTON OR SIMILAR MACHINES. : en es
  • FI20918A - Sätt att ur tjäroljor framställa lättflyktiga kolväten : en fi
  • GB573934A - Sine bar : en
  • US2390763A - Utility truck : en
  • ES171572A1 - A DEVICE FOR CASTRAR ANIMALS OF LITTLE SIZE. : en es
  • CA431828A - Knitting machine pattern means : en fr
  • CH240318A - Magnetic anti-interference shielding. : en fr
  • ES171528A1 - DEVICE FOR THE MANUFACTURE OF MULTIPLE REGULAR ANGLES, FOR EXAMPLE, HOLES OR MULTI-ANGLE SPHINES. : en es
  • FR905692A - Slope indicator : en fr
  • GB573849A - Improvements in cartridge-deflecting means for automatic firearms : en
  • GB573961A - Improvements in and relating to catalysts : en
  • ES171523A1 - SYSTEM FOR THE AUTOMATIC TUNING OF RADIO STATIONS. : en es
  • GB573880A - Improved apparatus for dehumidifying air and gases : en
  • CA431846A - Corset : en fr
  • CA431850A - Refrigerator control system : en fr
  • US2390584A - Fishline assembly connector : en
  • FR905751A - Device for automatic length measurement of parts during rolling : en fr
  • ES171494A1 - A PROCEDURE FOR THE WATERPROOFING OF CORDS AND STRINGS, DEDICATED TO MARITIME, FLUVIAL AND ANALOGUE USES. : en es
  • FR905836A - Method and device for the refrigeration of fresh water, brine or other liquids : en fr
  • GR10538B - METHOD OF MANUFACTURING PULLEYS OF ALL NATURE. : el en
  • FI20946A - Anordning vid suglådor i combinations with vira-pappersmaskiner : en fi
  • ES12230U - Protective cover for clinical thermometers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171427A3 - TELEVISION SYSTEM AND MEANS OF SYNCHRONIZATION FOR THE SAME. : en es
  • CA431760A - Engine fuel injector : en fr
  • CA431807A - Motor control system : en fr
  • ES11640Y - Trocar-auger for bone puncture, with replaceable punches-cannulas, of different calibers and lengths. : en es
  • ES171622A3 - PUMP WITH CANTILEVER PROPELLER DEVICE. : en es
  • ES170739A1 - IMPROVEMENTS INTRODUCED IN THE MACHINES FOR THE MANUFACTURE OF KOPS CANILLAS. : en es
  • FR905631A - Improvements made to elastic couplings, in particular to those for transmitting powerful forces or undergoing very large variations : en fr
  • ES171383A1 - A CHEMICAL-THERMAL PROCEDURE FOR THE TREATMENT OF ALL CLASS OF MINERALS. : en es
  • FR905734A - Agglomerates for the construction of small buildings and methods of application and assembly thereof : en fr
  • FI20954A - Anordning vid pyramid- eller konformade förpackningar för ströbara ämnen : en fi
  • FR905842A - Guide roller for guiding the threads in textile machines : en fr
  • US2390695A - Method of treating paper stock : en
  • US2390858A - Floral accessory : en
  • CA431875A - Remote control system : en fr
  • CH240319A - Electrical communication system with four-wire line and with hybrid circuit for transition to a two-wire line. : de en
  • ES12221U - Wearable framework for the preparation of women's bathing suits, combinations dresses and other feminine garments (Machine-translation by Google Translate, not legally binding) : en es
  • US2390506A - Turbine with overhung rotor : en
  • GB573939A - An improved manufacture of refractories : en
  • ES170823A1 - A NEW PROCEDURE FOR THE OBTAINING OF A PRODUCT FOR THE PROTECTION OF METAL PLATES OF REFLECTION OF MIRRORS. : en es
  • GB573965A - Manufacture of new rubber-like polymeric materials : en
  • US2390834A - Horn loud-speaker : en
  • ES171489A1 - MECHANISM APPLICABLE TO THE TELARES PROVIDED OF A MECHANISM FOR THE OBTAINING OF SAMPLES OR DRAWINGS, IN ORDER TO OBTAIN VISUAL EFFECTS IN THE TISSUE. : en es
  • GB573839A - Improvements in and relating to thermoplastic compositions : en
  • CH240203A - Facility on looms for the production of weaving effects. : de en
  • CH240258A - Reference fixed to the frame of a machine. : en fr
  • FI20950A - Skida : en fi
  • FR905624A - Hollow resonator and device equipped with such a resonator : en fr
  • GB573955A - Improvements in and relating to electromagnetically operated control equipment : en
  • ES171493A1 - A TORQUE SPRING. : en es
  • US2390851A - Device for securing stair carpet and analogous uses : en
  • CH240229A - Process for the production of dicalcium phosphate with simultaneous production of calcium nitrate from rock phosphate and nitric acid in one cycle. : de en
  • ES12178U - Otorhinoscope. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905613A - Rotary isobarometric beer dispenser spout : en fr
  • FR905675A - Installation of teletypewriters for simultaneous reading and writing : en fr
  • US2390546A - Stool : en
  • US2390705A - Brush : en
  • US2390812A - Control system : en
  • CH240388A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390681A - Thread take-up device : en
  • FR905755A - Safety device applicable to gas burners to perform automatic closing when gas runs out : en fr
  • ES171517A1 - A PROCEDURE FOR THREADING VERY STRONG ARTIFICIAL THREADS FROM VISCOSA. : en es
  • GR10535B - LIGHT CONTRACTING AND MOVABLE CHAISE-LONGUE TYPE RECOVERABLE IN LOW SEAT. : el en
  • FI20939A - Angle measuring device for both field measurement and map work : en fi
  • FR905702A - Fireworks charge for flares and signal flares fired at both ends : en fr
  • US2390571A - Sewing machine arm : en
  • US2390648A - Manufacture of sulphamic acid : en
  • US2390852A - Electric plug : en
  • US2390501A - Fluid conduit : en
  • CH240173A - Collapsible Heinze. : de en
  • ES171638A3 - A BRAN SHAKING BRUSHING MACHINE. : en es
  • GB573859A - Improvements relating to cylinder gauges : en
  • FR905671A - Removable crate : en fr
  • GB573848A - Improvements in and relating to indium plating : en
  • FR905839A - Open warming plate with heating rod arranged in zig zag in parallel grooves : en fr
  • FR905647A - Process for producing plates or any other molded articles of fibrous material : en fr
  • FR905838A - Drawer arrangement for marine piston steam engines : en fr
  • FI20919A - Frequency setting and output for synchronization of synchronization simulators between televisions : en fi
  • GB573861A - Improvements in closures for cans and other containers : en
  • ES171654A1 - IMPROVEMENTS IN SUBSCRIBER TELEPHONE APPLIANCES. : en es
  • GB573862A - Improved device for measuring the distance between and/or indicating the parallelismof two surfaces : en
  • ES12234U - Notebook or notebook of changeable sheets. (Machine-translation by Google Translate, not legally binding) : en es
  • CA431763A - Marine propeller : en fr
  • US2390813A - Relay : en
  • FI20912A - Procedure for making the glove and the glove thus obtained : en fi
  • AU2551545A - Improvements in or relating to engine crankcase : en
  • US2390514A - Wire coil insert : en
  • CA431840A - Electrical analyzing apparatus : en fr
  • US2390574A - Primary battery : en
  • US2390819A - Electrical circuit protective device : en
  • CA431767A - Collapsible roof unit : en fr
  • US2390587A - Printing machine : en
  • CA431864A - Cellulose solution preparing method : en fr
  • AU120632B2 - Improved organo-silicon compounds and method of making them : en
  • AU1075543A - Improvements in or relating to fire alarm apparatus : en
  • US2390826A - Cordless venetian blind : en
  • USD143125S - Design fob a display stand : en
  • CH240394A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • CA431786A - Fire-resistant composition : en fr
  • US2390699A - Vaporizer : en
  • ES170756A1 - IMPROVEMENTS IN THE DEPARTMENTS OF CHANGE OF MARCHES FOR ALL CLASS OF LOCOMOTIVES. : en es
  • FR905735A - Method and apparatus for manufacturing turbo-machine blades : en fr
  • US2390764A - Butadiene recovery : en
  • US2390924A - Transfer mechanism : en
  • CH240343A - Airplane wing. : de en
  • GB573892A - Improvements in chucks : en
  • CH240206A - Separator tool for mending and stopping fabrics. : en fr
  • US2390494A - Clarifying apparatus : en
  • US2390666A - Decoding relay system : en
  • ES11194U - Taco for fixing nails, hooks or screws. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905789A - Suspension system for air transport vehicles, in which the grip is artificially increased : en fr
  • US2390615A - Rivet setting machine : en
  • ES171662A2 - IMPROVEMENTS IN MAIN PATENT NUMBER 171385.. : en es
  • FR905609A - Tank dyes : en fr
  • FR905700A - Improvement in propulsion or propelled helical wheels : en fr
  • ES171480A1 - A DEVICE PROVIDED WITH OSCILLATING MASSES. : en es
  • FR905632A - Veneer wood trellis : en fr
  • CH240365A - Waterproof watch box. : en fr
  • US2390664A - Tabulation control system : en
  • ES12218U - Mechanical pencil. (Machine-translation by Google Translate, not legally binding) : en es
  • CA431838A - Lubricating apparatus : en fr
  • FR905663A - Measuring tool : en fr
  • CH240172A - Deep drilling method and device for carrying out the method. : de en
  • US2390890A - Method of soldering : en
  • CH240251A - Piezoelectric sound receiver. : de en
  • CH240279A - Device for regulating the outlet pressure of a pump. : en fr
  • FR905628A - Apparatus for dispensing determined quantities of articles of the same shape, such as tablets, dragees and the like : en fr
  • ES171666A1 - IMPROVEMENTS INTRODUCED IN SHRINKLES OR EXTRACTORS FOR ALL KINDS OF DRINKS. : en es
  • FR905697A - Device for mounting the grid of coal-fired water tube boilers : en fr
  • FR905731A - Improvements to processes for manufacturing artificial resin foam parts : en fr
  • ES12214U - A subject collars (Machine-translation by Google Translate, not legally binding) : en es
  • FR905727A - Process for preparing dimethylol carboxylic amides : en fr
  • ES12190U - A new system of leaves for visible files, cardex type and similar (Machine-translation by Google Translate, not legally binding) : en es
  • ES171617A1 - A PROCEDURE FOR THE TREATMENT OF MERCURY MINERAL AND AN ARSENIOUS MERCURY AND ANHYDRID SEPARATION PROCEDURE, WHICH IS RELATED TO THE FIRST. : en es
  • USD143174S - Design fob a gate for dispensing liquids : en
  • ES169626A1 - DEVICE FOR POSTING, LOCATING OR HIGHLIGHTING ELEMENTS OR COMPOSITION PARTS ON FLAT SURFACES. : en es
  • US2390802A - Calibrating tool : en
  • FR905693A - Device for the intermittent driving of a wheel, in particular in a machine for washing bottles : en fr
  • US2390532A - Magnetic erection device for gyroscopes : en
  • US2390674A - Serving tool : en
  • FR905651A - Process for preparing dicarboxylic acids : en fr
  • CH240293A - Gas turbine system in which at least part of the working fluid performs a cycle. : de en
  • GB573953A - Training equipment for aviators : en
  • ES171475A1 - AN ELECTRICAL CIRCUIT SYSTEM FOR AUTOMATIC LIGHTING, APPLICABLE TO BOOK COVERS AND SIMILAR. : en es
  • FR905849A - Method and apparatus for the combustion of lumpy fuels : en fr
  • ES171527A2 - AN IMPROVEMENT IN THE MANUFACTURE OF CARTON BOXES. : en es
  • FR905765A - Manufacturing process of electrical communication cables : en fr
  • FR905815A - Grating and slicing machine, with sieve device for fruit and the like : en fr
  • ES11170U - Support for the stirring rods in the engines for this purpose. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905699A - Method for producing high frequency oscillations : en fr
  • US2390772A - Elastic fluid turbine : en
  • US2390936A - Electrode holder : en
  • US2390978A - Grinding machine : en
  • AU120652B2 - Improvements in or relating to fire alarm apparatus : en
  • IE17073L - Drawbars for tractors : en
  • US2390498A - Apparatus and method for applying solder : en
  • ES12175U - Tap for liquids. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171664A1 - AN AUTOMATIC WATER FEED DEVICE IN STEAM BOILERS. : en es
  • GB573851A - A new or improved guard for power presses and like machines : en
  • GR10537B - ENERGY ENERGY POWER MACHINE OF THE LAWS OF AEROSTATICS. : el en
  • US2390824A - Phase inverter : en
  • US2390672A - Station identifier : en
  • US2390786A - Regulating system : en
  • US2390659A - Oscillation generator system : en
  • US2390529A - Hydrazino-1,3,5-triazino derivatives of substituted phenylarsenic compounds : en
  • US2390821A - Method of making spark plug unit bushings : en
  • US2390729A - Textile twisting machine : en
  • USD143134S - Design for a pin ob similar article : en
  • FR905654A - Sanitary napkin : en fr
  • CA431884A - Locating and securing device : en fr
  • AU1085943A - Improvements in facsimile transmission systems andthe like : en
  • CH240205A - Procedure for ensuring the correct sequence of threads or groups of threads in a thread layer. : de en
  • US2390808A - Refrigerator : en
  • CH240221A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • US2390713A - Alkylsulphenyl dithiocarbamates : en
  • USD143128S - Cream separator supply tank : en
  • AU1103843A - Milling cutter : en
  • US2390731A - Airplane door lock : en
  • USD143171S - Design for a vanity case : en
  • US2390754A - Apparatus for handling airplanes : en
  • US2390879A - Propeller fan : en
  • CH240196A - Method of making a mattress. : de en
  • CH240331A - Device to facilitate the transshipment of containers from vehicles of different levels to a fixed parking platform, or vice versa. : en it
  • ES171673A3 - A PROCEDURE TO IMPROVE TEXTILE MATERIAL FROM ARTIFICIAL SILK OR CELLULOSE HYDRATE CELLULOSIC WOOL : en es
  • CH240322A - High-frequency amplifier stage with unbalanced-earth excited input circuit. : de en
  • CA431876A - Alternating current rectifier : en fr
  • CH240244A - Magnetic coupling. : en fr
  • FR905743A - Printing template, especially cliché to print addresses : en fr
  • GB573847A - Improvements in or relating to cylindrical containers : en
  • US2390711A - Remote control for variable-speed transmission : en
  • CH240184A - Lock. : de en
  • CH240290A - Pressure regulation and safety device in the control or lubricant circuit of a machine. : de en
  • CH240288A - Procedure and device for reaching the minimum starting time and maintaining the optimum operating temperature of an internal combustion engine during periods of operation at low loads. : en it
  • US2390557A - Waterproofed combat vehicle : en
  • CA431778A - Brake valve : en fr
  • CH240225A - Process for the preparation of a polyazo dye. : de en
  • USD143126S - Design fob a chalk holder ob similar article : en
  • US2390823A - Apparatus for impregnating electric : en
  • CH240190A - Process for keeping a quantity of solid material in pieces substantially constant in a consumption container, and device for carrying out this process. : en fr
  • CA431814A - Airscrew testing apparatus : en fr
  • CH240240A - Caliber for the control of interiors with adjustable measurement and micrometric adjustment. : en fr
  • US2390592A - Traffic signal light : en
  • GB573874A - Improvements in and relating to clothes washing machines : en
  • AU1265044A - Improvements inthe manufacture ofa cream substitute : en
  • US2390783A - Rail flaw detector mechanism : en
  • US2390927A - Apparatus for cutting curved surfaces : en
  • US2390622A - Navigational aid : en
  • US2390903A - Fabric and process of producing it : en
  • US2390618A - Art of printing and embossing and apparatus for performing the same : en
  • AU1277244A - Visible temperature indicating coating compositions : en
  • CA431759A - Engine fuel injector : en fr
  • CA431764A - Closure cap : en fr
  • CA431873A - Magnetic device : en fr
  • CH240294A - Standing steam boiler. : de en
  • CH240253A - Device for generating a jet flame on a hand torch. : de en
  • ES171583A1 - A NEW TYPE OF SEGMENT, OF HERMETIC CLOSURE, TO BE APPLIED TO THE STAMPS OF STEAM MACHINES AND EXPLOSION ENGINES. : en es
  • US2390908A - Slip clutch : en
  • US2390597A - Insecticides : en
  • US2390799A - Control system : en
  • GB573942A - Watch movement : en
  • FR905848A - Railroad Track Fastening System : en fr
  • US2390582A - Belt drive reversing unit : en
  • US2390641A - Multichannel carrier communication system : en
  • US2390708A - Regenerating contact material : en
  • FR905604A - Measurement method using low-frequency alternating currents or pulsating direct currents : en fr
  • US2390738A - Grenade launcher : en
  • FR905707A - Support for stretching, mounting on form and nailing the uppers of wooden-soled shoes : en fr
  • USD143141S - Design fob an embossed leather : en
  • ES12155U - Type of kitchen (Machine-translation by Google Translate, not legally binding) : en es
  • ES171063A3 - A PROCEDURE, WITH A CORRESPONDING APPARATUS, TO PRODUCE AIR FOAM. : en es
  • FR905768A - Friction plate mechanism : en fr
  • FR905843A - Electric fluid heater : en fr
  • FR905608A - Electric current distribution installation for lighting or other applications : en fr
  • FI20943A - Resilient lid for containers made of glass, porcelain or similar : en fi
  • FR905818A - Electrical communication cable, in particular land cable : en fr
  • US2390567A - Method of making cold shaped polymerized articles : en
  • US2390929A - Ground grip : en
  • US2390770A - Method of producing petroleum : en
  • US2390640A - Meter testing instrument support : en
  • ES9190Y - Areometer : en es
  • NL114932B - : en
  • US2390937A - Method of manufacturing volute springs : en
  • US2390865A - Adjustable work support for use in machining operations : en
  • US2390963A - Shuttle check for looms : en
  • CA431782A - Thermionic amplifier : en fr
  • CH240267A - Mechanical razor. : en fr
  • US2390742A - Food mixer : en
  • ES12007U - Special syringe (Machine-translation by Google Translate, not legally binding) : en es
  • ES171663A1 - A SYSTEM OF CLUTCH MECHANISM COUPLED TO AXLES, MACHINES AND ENGINES OF ALL KINDS, AS WELL AS TO AXLES OR MOTOR VEHICLES, RECEIVING PULLEY OR ANY RECEIVING SYSTEM. : en es
  • FR905816A - High strength steel wire for concrete reinforced with steel ropes : en fr
  • CH240257A - Machine comprising a device for controlling an endless transmission belt of a shaft mounted on a sliding member. : en fr
  • FR905630A - Process for the pretreatment of protective paper for light-sensitive photographic material : en fr
  • USD143160S - Design fob a computer : en
  • US2390523A - Nose guard for eyeglasses : en
  • US2390642A - Valve : en
  • US2390717A - Manufacture of vinegar : en
  • ES10566U - Metal sommiers (Machine-translation by Google Translate, not legally binding) : en es
  • ES171535A1 - PORTABLE INSTALLATION FOR WATER TREATMENT. : en es
  • CA431855A - Absorption refrigerator : en fr
  • CH240305A - Discharge tube with mercury cathode. : de en
  • AU2381045A - Improvements in treated drying oils : en
  • ES12228U - Device to adapt the radio headphones to the hair drying helmet. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171598A1 - PROCEDURE FOR THE MANUFACTURE OF ELECTRODES. : en es
  • US2390894A - Film spool : en
  • US2390979A - Auxiliary fuel supply for internal combustion engines : en
  • US2390895A - Conveyer mechanism : en
  • US2390960A - Internal-combustion engine : en
  • US2390668A - Aircraft structure : en
  • US2390918A - Gamma-nitro monocarboxylic esters : en
  • USD143154S - Design for a jewelry pin or similar article : en
  • CH240358A - Process for the production of a water-soluble, higher molecular weight guanamine. : de en
  • US2390854A - Animal toilet : en
  • US2390589A - Two-speed drive mechanism : en
  • US2390862A - Record changer for phonographs : en
  • US2390803A - Process and apparatus for manufacturing plastic articles : en
  • ES171554A3 - IMPROVEMENTS MADE IN THE STRUCTURES OF GRIDDLES. : en es
  • AU131365B2 - Improvements in or relating to electric arc welding : en
  • CH240209A - Vacuum. : en fr
  • GB573921A - Improvements in tobacco pipes : en
  • GB573967A - Improvements in or relating to roller drives for roller mills : en
  • CA431829A - Refrigeration apparatus : en fr
  • US2390848A - Rodenticide : en
  • USD143175S - Design fob a lock lever faucet : en
  • US2390621A - Treating olefin polymers : en
  • CA431809A - Printing press : en fr
  • DK64148C - Bandwidth filter with variable bandwidth and radio receiver with such a filter. : da en
  • FI20934A - Mattress base : en fi
  • FR905602A - Electric current transformer : en fr
  • ES170484A1 - IMPROVEMENTS IN ELECTRICALLY CALDEADLES KETTLES, SPECIAL FOR BUTCHERIES AND HOTELS. : en es
  • US2390882A - Declutching device for powerdriven butterfly valves : en
  • US2390955A - Fire escape : en
  • ES171584A1 - A PROCEDURE FOR THE OBTAINING OF PHOTOGRAPHS IN RELIEF ON PAPER. : en es
  • FR905742A - A process for preparing oils containing vitamin a. : en fr
  • CA431877A - Remote control system : en fr
  • USD143131S - Design for a pin or similar article : en
  • CH240236A - Tools to enable communication between people who cannot speak to each other using the language. : de en
  • US2390526A - Butyrolactones and methods of preparing them : en
  • US2390943A - Compounded hydrocarbon oil : en
  • CA431788A - Bonded laminated magnetic material : en fr
  • CA14422S - Double robe hook : en
  • US2390740A - Governing apparatus : en
  • USD143167S - Design fob a fish scaling device : en
  • US2390885A - Handcuff : en
  • US2390544A - Handle : en
  • CA431753A - Wheel structure : en fr
  • CH240232A - Rider rail with rider intended for hanging files. : de en
  • CA431776A - Clutch control mechanism : en fr
  • CH240181A - Snow clearing vehicle with a snow clearing device that is adjustable in height relative to the roadway : de en
  • CH240270A - Connection of a plate to a rod-shaped body and method for producing the connection. : de en
  • US2390807A - Fluorescent lighting fixture : en
  • AU2542245A - Improvements in mechanical shovelling and loading apparatus : en
  • FR905646A - Process for preparing carboxylic acids or their salts : en fr
  • AU2553645A - Expansion bit : en
  • CH240223A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • FR905747A - Process for preparing cyclic ketones : en fr
  • CH240211A - Sole for footwear, in particular for wooden shoes. : de en
  • FI20916A - It is possible to crystallize the urine : en fi
  • GB573964A - Improvements relating to sling attachments for rifles and like small arms : en
  • GB573870A - Improvements in and relating to the treatment of heavy hydrocarbons : en
  • FR905729A - Editing for automatic tuning correction : en fr
  • AU120635B2 - Improvements in and relating togas torches : en
  • CA431771A - Can end lining composition : en fr
  • US2390653A - Cutoff toolholder : en
  • ES171646A1 - IMPROVEMENTS IN THE MANUFACTURE OF PELITRE INSECTICIDES. : en es
  • FR905788A - Desk pad : en fr
  • CH240275A - Tipper bridge lifting device for goods transport and toy cars. : de en
  • DK64161C - Luggage carrier for Bicycles or Motorcycles. : da en
  • ES167607A1 - A PROCEDURE FOR THE OBTAINING OF CULTURES OF RADICAL BACTERIA FOR THE VACCINATION OF THE GROUND AND THE SEEDS IN DRY FOOD MEANS CONTAINING LEGUMINOUS. : en es
  • ES171337A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF APPARATUS REMOVES SNOW. : en es
  • US2390636A - Writing instrument : en
  • CH240395A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • USD143135S - Design for a pin ob similar article : en
  • ES12157U - Mechanical portayeso for tailors, dressmakers and garment makers in general. (Machine-translation by Google Translate, not legally binding) : en es
  • FI20949A - Skidbindning med bakstropp : en fi
  • GB573893A - A new or improved sharpener for razor blades : en
  • GB573864A - Improvements in cooking vessels, paint cans, and like sheet metal containers : en
  • AU129074B2 - Improvements relating to snap fastener socket member : en
  • GB573895A - Improvements in or relating to blasting cartridges : en
  • FR905676A - Clip for miter tile roofs : en fr
  • CA431805A - Brake cylinder release means : en fr
  • ES171643A1 - A NEW LIGHTING SYSTEM FOR ALCOHOL OR GASOLINE, OPERATING WITHOUT AUXILIARY PRESSURE. : en es
  • FI20947A - Gängat lock : en fi
  • US2390649A - Indexing mechanism : en
  • US2390541A - Writing implement : en
  • US2390810A - Electrical distribution system : en
  • FR905670A - Process for joining by welding at least three construction elements : en fr
  • GB573855A - Improvements in or relating to the decoration of fibrous surfaces : en
  • FR905847A - Process for keeping a film in a flat state in the image window of projectors : en fr
  • GB573913A - Improvements relating to rifles and similar firearms : en
  • CA431737A - Saw setting swage : en fr
  • ES12225U - A system of staged stories, based on silhouetted cuts (Machine-translation by Google Translate, not legally binding) : en es
  • FI20924A - Förfaringssätt vid skarvning av telefon- och telegrafkablar : en fi
  • FR905703A - Casting mold making process : en fr
  • FR905668A - Blade for turbo-machines : en fr
  • ES11687Y - A shock absorber for bicycle guides : en es
  • GB573920A - Improvements in connectors for electric cables : en
  • DK64158C - Method of Mechanical Stealing of Fruit. : da en
  • AU2539845A - Improvements relating to snap fastener socket member : en
  • FI20925A - Anordning vid Maskiner for the application of the power supply to the core : en fi
  • ES170095A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CEILINGS. : en es
  • ES171566A1 - IMPROVEMENTS IN MECHANICAL SOFTENERS FOR SHAVING BLADES. : en es
  • US2390505A - Rope splicing tool : en
  • ES171559A1 - PROCEDURE AND DEVICE FOR THE OBTAINING OF STRICTLY CONCENTRATED CAUSTIC BLEACHES THROUGH DECOMPOSITION OF AMALGAMAS. : en es
  • ES171326A3 - IMPROVEMENTS IN THE MANUFACTURE OF APPLIANCES FOR LIGHTING BY PETROLEUM. : en es
  • ES171555A1 - A WATER HEATER APPLIANCE THAT WORKS WITH GAS. : en es
  • FR905659A - Hydrophobic textile materials and their production process : en fr
  • US2390619A - Control system : en
  • US2390627A - Taper cutting attachment for lathes : en
  • USD143153S - Jewelry pin or similar article : en
  • US2390730A - Airplane structure : en
  • US2390691A - Measuring device : en
  • CH240296A - Process and equipment to keep meat storage rooms with fully automatic cooling systems at constant temperature and humidity. : de en
  • FR905643A - Trolley or hand truck with supporting frames that can tilt separately : en fr
  • CH240277A - Electric fan. : de en
  • CH240373A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • CA431800A - Refrigeration apparatus : en fr
  • CH240192A - Process for removing superficial contamination from materials of mineral origin. : de en
  • CH240393A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • USD143110S - Design for a concrete fence panel : en
  • AU120661B2 - Process of polymerizing tetrafluoroethylene : en
  • US2390502A - Limiter circuit for frequency modulation receivers : en
  • US2390673A - Pack frame and bag : en
  • CA431819A - Voltage changing circuit : en fr
  • CA431854A - Expansion control apparatus : en fr
  • CA431733A - Diaper : en fr
  • CA431775A - Nickel polishing electrolyte : en fr
  • CH240382A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390500A - Low volume sinkhead : en
  • US2390909A - Carton : en
  • ES12181U - Container for pulverized substances. (Machine-translation by Google Translate, not legally binding) : en es
  • ES153583A2 - A BEARING OR BEARING BASED ON STEEL NEEDLES OR SPIRALS, ADAPTABLE TO ALL KINDS OF MACHINES AND TRANSMISSIONS. : en es
  • US2390503A - Limiter circuit for frequency modulation receivers : en
  • US2390521A - Machine for sharpening cutters : en
  • US2390530A - Synthetic gum for paints and varnishes : en
  • AU849243A - Improved method of rotating a pair or pairs of contra rotatable propeller shafts, and improved means therefor : en
  • CA431869A - Motor speed regulator : en fr
  • US2390515A - Tool for securing inserts in tapped holes : en
  • ES171477A1 - A PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR SOLE, BASED ON FIBROUS GLASS MASS. : en es
  • US2390792A - Power transmission device : en
  • USD143132S - Design fob a pin or similar article : en
  • AU120636B2 - Improvements in or relating tothe manufacture and production of transfer paper : en
  • AU130762B2 - Improvements in or relating to high frequency generators : en
  • US2390609A - Bodying agent for liquid hydrocarbons : en
  • AU1154343A - Improvements relating tothe manufacture of roofing tiles, building blocks andthe like : en
  • CA431839A - Demagnetizing system : en fr
  • DK64146C - Flip struts. : da en
  • US2390704A - Outboard motor dolly : en
  • US2390917A - Process for refining petroleum oils : en
  • CA431792A - Electrical apparatus protecting device : en fr
  • CH240214A - Pasta press, in particular for household use. : de en
  • CH240385A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • AU120647B2 - Variable inductance device : en
  • ES12177U - Protective curtain against sunlight. (Machine-translation by Google Translate, not legally binding) : en es
  • CH240307A - Partially delayed action relay. : en fr
  • US2390840A - Attenuator : en
  • US2390922A - Projector utility case : en
  • CH240233A - Mailing machine. : de en
  • US2390545A - Inserting tool for tangless inserts : en
  • CH240282A - Reversible turbine for compressed gaseous propellants. : de en
  • AU2539245A - Improved process for degreasing hides and skins : en
  • CH240298A - A device working according to the drop-bar principle for the electrical adjustment of at least one organ as a function of at least one state variable. : de en
  • CH240328A - Telemeter for the pulse frequency method. : de en
  • AU132992B2 - Improvements in arrangements forthe remote control of telephonographs : en
  • CA431837A - Fastener slider : en fr
  • GB573944A - Improvements in or relating to gas producers : en
  • CH240263A - Apparatus for disintegrating solid products in granular or flake form. : en fr
  • CH240346A - Closing device for barrel hole. : en fr
  • US2390687A - Preparation of compounds of tungsten and similar metals from their ores and residues : en
  • AU129230B2 - Remote control system : en
  • CA431731A - Undergarment : en fr
  • CH240191A - Grill apparatus. : de en
  • CA431750A - Wheel structure : en fr
  • CA431835A - Crane controlling and steering device : en fr
  • ES171506A3 - PROCEDURE FOR THE MANUFACTURE OF BRICKS AND OTHER SIMILAR CONSTRUCTION MATERIALS BASED ON LEMON AND SAND. : en es
  • CH240291A - Coupling installed between magneto and its drive shaft, designed as a device for automatic adjustment of the ignition timing. : de en
  • GR10534B - VILLAGE DRYER WITH EXHAUSTING AND RECEIPT OF ALCOHOL CONTAINING IT. : el en
  • US2390489A - High frequency attenuating device : en
  • CH240234A - Relief photography method and apparatus for carrying out this method. : en fr
  • ES171552A1 - MACHINE TO MOUNT FOOTWEAR. : en es
  • AU133165B2 - Improvement in mechanism for controlling helicopters : en
  • US2390749A - Steam trap governor : en
  • AU1260144A - Improvements in or relating tothe manufacture and production of transfer paper : en
  • CH240387A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390736A - Ketonic rosin derivatives : en
  • US2390957A - Hydraulic power unit : en
  • CA431867A - Locking device for telescopic posts : en fr
  • US2390512A - Identification of materials : en
  • USD143119S - Heat control and indicator panel for ranges or the like : en
  • US2390612A - Reinking machine for typewriter ribbons : en
  • CH240333A - Device for connecting the bodywork of an articulated vehicle. : en it
  • GR10532B - TOBACCO SYSTEM AFTER METAL FILTER. : el en
  • CA431746A - Staple and nail puller : en fr
  • AU128581B2 - Metallic soap dispersions : en
  • US2390662A - One-piece self-locking nut : en
  • CA431827A - Regroove piston ring assembly : en fr
  • ES11946U - Writing pen, particularly for fountain pens. (Machine-translation by Google Translate, not legally binding) : en es
  • CA431743A - Rotary hydraulic torque unit packing : en fr
  • AU1243143A - Variable inductance device : en
  • CH240314A - Electromedical apparatus with a treatment electrode. : de en
  • US2390714A - Rotary tool booster : en
  • US2390756A - Front door lock : en
  • US2390809A - Circuit-controlling apparatus : en
  • CH240312A - Electrode for electric melting furnaces, especially glass melting furnaces. : de en
  • ES171600A1 - A NEW PROCEDURE TO FIX SHOE CUTS. : en es
  • ES171588A1 - IMPROVEMENTS IN OR RELATED TO THE MANUFACTURE OF METALLIC POWDER. : en es
  • ES8787Y - Steel Tape for Air Tube Wheels : en es
  • USD143111S - Design for a concrete fence panel : en
  • GB573951A - Improvements in filters : en
  • CA431756A - Potato peeling machine : en fr
  • CH240216A - Process for the production of vinyl esters. : de en
  • CA431752A - Wheel structure : en fr
  • US2390814A - Pump : en
  • US2390798A - Reciprocating pump : en
  • CH240204A - Carrying device, in particular for storing harnesses. : de en
  • ES171312A1 - IMPROVEMENTS IN THE CLOSURE SYSTEM OF THE CAPUCHON OF THE STYLOGRAPHIC AND SIMILAR FEATHERS. : en es
  • CH240237A - Astronomical teaching, orientation and aids. : de en
  • AU120650B2 - Improvements inthe manufacture ofa cream substitute : en
  • CH240353A - Process for the production of a water-soluble, higher molecular weight guanamine. : de en
  • US2390750A - Fastening device : en
  • US2390816A - High intensity light source : en
  • CH240242A - Device for radio navigation of a vehicle along a given course. : de en
  • CH240300A - Electro-thermal device for controlling the passage of an electric current. : en fr
  • ES171573A1 - AN APPARATUS FOR CASTRATING ANIMALS. : en es
  • FR905601A - Vibration molding machine for the preparation of hollow castings : en fr
  • US2390788A - Loop-circuit supervisory system : en
  • US2390972A - Valve lock : en
  • US2390889A - Closure for containers : en
  • US2390771A - Selenium rectifier : en
  • CA431830A - Suction cleaner : en fr
  • CH240309A - Process for the production of barrier cells of the selenium species, in particular for measuring rectifiers, and barrier cells produced according to this process. : de en
  • US2390913A - Inlet and exhaust connections for internal-combustion engines : en
  • USD143166S - Design for a finger ring : en
  • CH240249A - Method and device for electrical prospecting of the basement. : en fr
  • CH240317A - Repeater to telephone stations for loud and noisy traffic. : de en
  • US2390595A - Electrical contact : en
  • USD143170S - Design fob a spoon ob similar article : en
  • CA431860A - Filament cutting apparatus : en fr
  • US2390794A - Frequency response control : en
  • CA431885A - Heat exchange system : en fr
  • CH240374A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • CA431856A - Absorption refrigerator : en fr
  • FR905750A - Process for manufacturing agglomerates, process and mold of agglomeration and apparatus for manufacturing agglomerates : en fr
  • FR905796A - Rail fixing method : en fr
  • CA431887A - Hat sweat band : en fr
  • US2390603A - Degasser for internal-combustion engines : en
  • US2390509A - Oil-burner construction : en
  • GB573879A - Improvements in vapour and liquid separators : en
  • GB573966A - Cellular structures and methods of producing same : en
  • CA431796A - Shaft slip indicator : en fr
  • US2390677A - Catapult device for autonomous aerial torpedoes : en
  • US2390948A - Compensating thermostat : en
  • CH240351A - Process for the production of 17-vinyl testosterone. : de en
  • ES12216U - A lining for purses wallets and the like, based on articulated rigid plates (Machine-translation by Google Translate, not legally binding) : en es
  • ES171500A1 - A SYSTEM OF BACKRINGS AND SEATS, FIXED OR CHANGABLE, FOR CHAIRS, ARMCHAIRS, SOFAS, MECEDORAS, RECLINERAS AND STOOLS. : en es
  • AU120640B2 - Dust collector : en
  • GB573876A - Improvements in or relating to composite articles of furniture : en
  • CH240399A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2390933A - Crankshaft support and grinder : en
  • USD143123S - Heat control and indicator panel for ranges or the like : en
  • CA431739A - Organic compound : en fr
  • USD143165S - In ventor : en
  • CA431862A - Hydraulic driving mechanism : en fr
  • CA431777A - Brake mechanism : en fr
  • US2390553A - Method of making tapered pails : en
  • ES171558A1 - DEVICE APPLICABLE TO GAS COOKERS TO PREVENT THE FLAME GOING OUT WHEN THE GAS TAP IS OPEN. : en es
  • US2390931A - Well logging method : en
  • CA431852A - Absorption refrigerator : en fr
  • US2390669A - Cone winder guide : en
  • GB573968A - Improvements relating to lifts : en
  • US2390859A - Compression airplane : en
  • US2390727A - Treatment of blood : en
  • US2390790A - Resistance unit : en
  • FI20938A - Blylegering speciellt för kabelmantlar : en fi
  • FR905790A - Claw device for transporting pipes placed vertically : en fr
  • GB573950A - Improvements in floating platforms particularly for use in camouflaging stretches ofwater : en
  • GB573906A - Process for the production of organo substituted silicon compounds : en
  • GB573935A - Pulverulent plastic compositions including bituminous or resinous binding agents : en
  • CA431886A - Picture projection screen : en fr
  • CH240349A - Process for the production of a condensation product. : de en
  • CH240352A - Process for the preparation of a derivative of a thiophan-3-one-4-carboxylic acid ester. : de en
  • CH240194A - Device for binding sheets. : de en
  • US2390815A - Electric lock : en
  • US2390581A - Control device : en
  • US2390784A - Device for testing electrical condensers : en
  • CH240330A - Slatted basket with wooden hoops. : de en
  • ES170889A1 - A IMPROVEMENT INTRODUCED IN THE TEMPLES OF THE TELARES. : en es
  • CH240299A - Circuit arrangement for controlling switches, contactors and the like. : de en
  • CH240315A - Process for the cultivation of molds which produce antibacterial substances. : de en
  • CA431732A - Emery wheel guard : en fr
  • CH240188A - Second air supply device for central heating boilers, ovens, stoves and the like. : de en
  • ES12191U - Automatic match lighter. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171556A1 - IMPROVEMENTS INTRODUCED IN LOCKS FOR CABINETS. : en es
  • FR905672A - Improvements to electric loudspeaker intercommunication devices eliminating the need to operate the talk-listening key at the central station : en fr
  • US2390752A - Fastening device : en
  • US2390626A - Aircraft supercharger drive : en
  • US2390868A - Process for removing copper compounds from copper-sweetened hydrocarbon oil : en
  • US2390856A - Electronic compressor control : en
  • CA431868A - Box wrapping system : en fr
  • FI20922A - The set of the mains is connected to the electric electrode and is set to the mains of the mains. : en fi
  • US2390684A - Veneer press : en
  • CH240246A - Device for counting knocking impacts in the combustion chamber of an internal combustion engine. : de en
  • USD143127S - Design for a climbing toy figure : en
  • USD143149S - Design for a display back : en
  • DK64152C - Water-cooled Grate. : da en
  • FR905645A - Process for preparing sulfur-containing esters : en fr
  • GB573932A - Bonding of polymeric materials to the surface of articles : en
  • US2390492A - Lubricant : en
  • FR905660A - Pouring flow regulator : en fr
  • GB573914A - Improvements in or relating to armour piercing projectiles : en
  • FR905746A - Process for preparing alcohols of the di-acetylenic series : en fr
  • US2390555A - Antispasmodic agents : en
  • CA431849A - N, n-dialkylamino alcohol production : en fr
  • FR905732A - Lighter equipped with a protective cap against the wind : en fr
  • ES12156U - Awning for the fumigation of trees and plants. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905724A - Compressed air control for electrical switches : en fr
  • FI20936A - Anordning vid sågar : en fi
  • FR905817A - Electric cable : en fr
  • ES12212U - Sole or pneumatic floor for all kinds of footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12223U - A thermal economizer pot (Machine-translation by Google Translate, not legally binding) : en es
  • GB573931A - Improvements in or relating to apparatus for controlling the pitch variations of propellers : en
  • FI20937A - Method of attaching the cover plates of the press plates used in veneer presses and the device for applying this method : en fi
  • US2390575A - Stabilized solutions of ergot alkaloidal salts : en
  • ES171135A1 - IMPROVEMENTS IN CENTRIFUGAL MACHINE ROLLERS, PARTICULARLY FRANCIS TURBINES. : en es
  • US2390912A - Tandem axle vehicle : en
  • GB573973A - Improvements in or relating to globes or reflectors of electrical lighting fittings : en
  • US2390967A - Means for grinding material : en
  • ES12180U - New rubber floor for leather shoes only. (Machine-translation by Google Translate, not legally binding) : en es
  • USD143124S - Design for a heat control and indi- cator panel for ranges or the like : en
  • FR905748A - Process for collecting alcohols or their sulfuric esters : en fr
  • FR905752A - Use of the wind turbine on board sailing boats : en fr
  • ES12210U - Metallic fabric for cleaning floors, kitchen utensils and similar uses. (Machine-translation by Google Translate, not legally binding) : en es
  • FR905794A - Method and device for dividing the flow rate of a fluid into two or more constantly proportional fractions : en fr
  • FI20948A - Sight training device : en fi
  • FR905776A - Locking wedge : en fr
  • US2390886A - Multiple magneto drive : en
  • US2390914A - Radii tool and dresser : en
  • AU1072343A - Improvements in or relating tothe vulcanizing of pneumatic tires : en
  • CA431821A - Vehicle jack : en fr
  • CH240347A - Process for the production of a condensation product. : de en
  • US2390870A - Accounting machine : en
  • US2390898A - Turbodissolver : en
  • US2390607A - Hobbing machine : en
  • CH240326A - Arrangement for modulating ultra-high frequency oscillations, especially in the dm and cm range. : de en
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