• US2382912A - Waste pipe trap : en
  • US2382057A - Apparatus for producing v-reinforcements : en
  • US2382817A - Protective means for aircraft : en
  • US2382723A - Method of producing or refining aluminum : en
  • CH238659A - Gas filters for wood gas and charcoal gas generators. : de en
  • US2382284A - Method of producing factis : en
  • US2382535A - Axial flow fan : en
  • US2382529A - Preparation of chlorinated rubber compositions : en
  • ES11110Y - Anti-aircraft defense. : en es
  • US2381987A - Process for producing unsaturation in hydrocarbons : en
  • US2382547A - Maximum pressure gauge : en
  • US2382880A - High note producing system in saxophones : en
  • US2382539A - Pump : en
  • USD142029S - Design for a merchandise display case : en
  • CA429416A - Chlorinated rubber production : en fr
  • US2381936A - Lock nut device : en
  • CA429430A - Face shield : en fr
  • CA429466A - Welt beating machine : en fr
  • CH238649A - Building construction with a layer of beams lying on joists, on the ends of which a basic sleeper is arranged. : de en
  • ES11132Y - Transmission for bicycles and other pedal vehicles : en es
  • GB571253A - Electrical calculating apparatus : en
  • USD142180S - Design fob a box : en
  • US2382338A - Electric contacts : en
  • USD142062S - Design fob a lamp shade : en
  • US2382531A - Soap manufacture : en
  • NL106236B - : en
  • US2382089A - Fur wetting apparatus : en
  • US2382414A - Radio relaying system : en
  • AU2184445A - Improvement in power transmission device : en
  • FR902028A - Process for electrolysis of a solution, particularly with a view to obtaining an electrolytic deposit of a metal : en fr
  • AU1100343A - Improvements relating to sanitary pan installations : en
  • CA429465A - Winding machine guard : en fr
  • US2382506A - Olefin recovery process : en
  • USD142013S - Design for a doll : en
  • US2381895A - Compression control device : en
  • US2382063A - Manufacture of soap products : en
  • US2382394A - Treatment of hydrocarbons : en
  • US2382454A - Predetermining dispensing apparatus : en
  • CA429484A - Light effect device : en fr
  • US2381962A - Hose coupling : en
  • US2382443A - Composition for lining can ends : en
  • US2382850A - Gas blast electric circuit breaker : en
  • ES170366A1 - A METHOD OF SEALING METALS WITH GLASS AND METALLIC CONNECTIONS THROUGH CRYSTAL : en es
  • CA429468A - Control valve mechanism : en fr
  • US2382413A - Electrical musical apparatus : en
  • ES10561Y - Nighttime air alarm-proof lighthouse. : en es
  • ES10821Y - Fishing rod reel. : en es
  • GB571293A - Improvements in or relating to combined pipe couplings and electric connecting devices : en
  • CA429490A - Sheet material production : en fr
  • CH238671A - Device for adjusting the thread guide stroke on a winding machine. : de en
  • ES10601Y - Luminous tongue grip. : en es
  • ES11050Y - Razor. : en es
  • ES170491A1 - A PROCEDURE FOR OBTAINING AN ORGANIC FERTILIZER : en es
  • GB571261A - Improvements in or relating to releasable fastening devices, such as for pipe stoppers : en
  • CA429489A - Swivel joint : en fr
  • US2381961A - Box-making apparatus : en
  • US2382118A - Antitank ammunition : en
  • US2382254A - Precipitator : en
  • ES170469A3 - AN APPARATUS TO STRAIGHTEN USED NAILS AND TIPS : en es
  • ES10771Y - Adjustable outlet source plug. : en es
  • US2382377A - Liquid level indicator : en
  • US2382799A - Brush holder : en
  • US2382827A - Reversing split-phase motor : en
  • US2381861A - Translating device : en
  • US2382182A - Bimetallic actuator : en
  • GB571287A - Improvements in or relating to the shaping and vulcanizing of pneumatic tires and the like : en
  • US2382533A - Oil in water dispersions : en
  • USD142166S - Embroidered textile fabric or similar article : en
  • CH238786A - Process for the preparation of a new derivative of technical stearic hydroxamic acid. : de en
  • US2382431A - Swiveling screw propeller : en
  • US2382538A - Portable electric lighting fixture : en
  • US2382603A - Vinylacetylene purification : en
  • US2381970A - Smelting copper-lead drosses and the like : en
  • US2381978A - Impulse transmitter : en
  • US2382286A - Purification of irish moss : en
  • US2382801A - Adjusting and control device for material working machines : en
  • FR902057A - Multi-sensitivity capacitance meter with unique calibration device : en fr
  • US2382438A - Multiple clutch assembly : en
  • ES10750Y - Device for sharpening and smoothing razor blades. : en es
  • USD142092S - Knife or other article op flatware : en
  • CH238656A - Electric heating device. : de en
  • CH238694A - A method of manufacturing a polyvinyl synthetic resin. : en fr
  • CH238766A - Sodium bicarbonate dry fire extinguishing agent. : de en
  • US2381889A - Esters : en
  • US2382113A - Cutter : en
  • US2382239A - Conversion of hydrocarbon oil : en
  • USD142122S - Design fob a game board : en
  • US2382741A - Loom : en
  • US2382757A - Pattern drum operating mechanism : en
  • CA429419A - Gelatin manufacture : en fr
  • CA429440A - Liquid meter : en fr
  • ES170503A1 - A PROCEDURE FOR THE MANUFACTURE OF A PREPARATION OF FITOHORMONAS, INTENDED FOR THE TREATMENT OF SEEDS BEFORE SOWING : en es
  • US2382514A - Toy projectile-shooting gun : en
  • LU27706A1 - : en
  • US2382668A - Shock-absorbing means especially suitable for use with type wheels in printing apparatus : en
  • CH238668A - Method and device for ripening viscose. : de en
  • USD142137S - Design for a picture frame or similar article : en
  • GB571216A - Improvements in or relating to tyres for vehicle wheels : en
  • US2382571A - Adjustable supporting tool : en
  • US2382776A - Fire control computer : en
  • US2382178A - Process of concentrating ores : en
  • USD142054S - Design for a duplex socket wrench : en
  • US2382143A - String binder assemblage and package : en
  • US2382883A - Lubricated lathe center : en
  • USD142033S - Design fob a toy dog : en
  • FR902055A - Uniformly accelerated gearbox : en fr
  • FR902034A - Assembly for compensation of residual voltages in single or double balanced modulators : en fr
  • ES11749U - Multiple container for preserves. (Machine-translation by Google Translate, not legally binding) : en es
  • GB571219A - Improvements in or relating to indicating means for measuring devices : en
  • US2382022A - Electric switch : en
  • US2382754A - Date finder unit : en
  • US2382882A - Isomerization of saturated hydrocarbons : en
  • FR902047A - Motive power installation : en fr
  • FR52897E - centrifugal turbine scrubber for gasifier engines and for industrial gas : en fr
  • US2381992A - Control system : en
  • US2382344A - Detachable chain link : en
  • FR52900E - Complete micro-fertilizer and its manufacturing process : en fr
  • FR902084A - Packaging process for waste eggs (unfit for consumption) for transport : en fr
  • US2382780A - Method of processing foods : en
  • US2382016A - Aircraft control : en
  • US2382950A - Aircraft structure : en
  • USD142028S - Merchandise display case : en
  • US2381999A - Work holding fixture for broaching machines : en
  • US2382108A - Automatic speed limiting device for hydraulic turbine rotors : en
  • US2382442A - Bombing target : en
  • US2381984A - Intensification of the image of diazotype light sensitive layers on a transparent base : en
  • US2382484A - Ray sight and film holder for x-ray machines : en
  • USD142014S - Design fob a doll : en
  • USD142084S - Brooch or similar article : en
  • ES10915Y - Improved filter tube, applicable to transfusion devices. : en es
  • ES169946A1 - A PROCEDURE FOR THE PREPARATION OF TENSE-ACTIVE PRODUCTS : en es
  • US2382564A - Turbine system : en
  • US2381951A - Manufacture of insoles : en
  • US2382363A - Drawer guide : en
  • US2382367A - Grid pasting machine : en
  • US2382914A - New coloring matters : en
  • USD142066S - Design fob a resistance welder : en
  • AU120231B2 - Improvements in and relating to hexadiene polymerization and copolymerization : en
  • US2382638A - Fluorescent lighting : en
  • FR901961A - Process for working unstabilized and strongly liquated steels, in particular free-cutting steels, from semi-finished products, by cold or hot stamping : en fr
  • FR52859E - Device for working vehicle tires : en fr
  • FR902095A - Process for the continuous vulcanization of electric cables, wires, profiles and the like : en fr
  • US2382502A - Air conditioning apparatus : en
  • US2382788A - Anhydrous halogen acids : en
  • USD142077S - Design fob a brooch ob similar article : en
  • US2382072A - Automatic propeller pitch control device : en
  • US2382356A - Method of applying metallic skins to metallic structures : en
  • US2382162A - Window construction : en
  • US2382225A - Ordnance : en
  • US2382550A - Railway brake : en
  • US2382364A - Facepiece : en
  • US2382524A - Accelerators : en
  • US2382738A - Decorative switch manipulator : en
  • ES11028Y - Sliding ring with clips, for curtains. : en es
  • ES170454A1 - A TELEPHONE APPARATUS : en es
  • US2382379A - Apparatus for the continuous production of corrugated glass sheets : en
  • US2382172A - Core structure for inductive apparatus : en
  • US2382692A - Mechanical-electrical sound reproducer : en
  • ES11711U - Table service apparatus, waste collector and bread crumbs. (Machine-translation by Google Translate, not legally binding) : en es
  • FR52856E - Short wave generator : en fr
  • FR902006A - Method for compensating for the disturbing signal in image storage tubes : en fr
  • GB571252A - Improved catalytically active composite and process for manufacturing the same : en
  • ES11101Y - Device for the presentation and use of insecticide strips, disinfectants, odorants and other related, : en es
  • GR10433B - AUTOMATIC DENTISTS. : el en
  • USD142020S - Design fob a ring-loop toy : en
  • ES170112A1 - A NITROPHOSPHATE MANUFACTURING PROCEDURE : en es
  • US2382446A - Cycloparaffin production : en
  • US2382553A - Brake mechanism : en
  • US2382813A - Vulcanization of rubber : en
  • US2382444A - Power unit apparatus : en
  • US2381867A - Hair clipper : en
  • US2382655A - Auxiliary scrap feed for plastic molding machines : en
  • US2382768A - Means for lowering a construction with a comparatively large base into the soil : en
  • US2382052A - Glass working machine : en
  • US2382289A - Force gauge : en
  • CA429399A - X-ray exposure system : en fr
  • CA429413A - Thread rolling apparatus : en fr
  • CA429434A - Instrument case : en fr
  • ES10898Y - A filleted device for closing containers, especially for bottles : en es
  • FR902024A - Ignition magneto for aviation engines : en fr
  • CH238749A - Step switch. : de en
  • US2381920A - Telemetric device : en
  • CA429487A - Engine piston : en fr
  • US2382209A - Buffing rasp and method of making same : en
  • US2382312A - Electric heating pad : en
  • ES168143A1 - A SYSTEM FOR THE DISPOSITION AND CONSTRUCTION OF SEATS FOR RAILWAY CARS : en es
  • USD142138S - Finger nail lacquer polishing brush : en
  • DK63807C - Mercury contact tube with two or more closed branches. : da en
  • DK63803C - Method and Apparatus for Impulse Giving. : da en
  • FR902075A - Oscillograph equipped with an electron ray tube : en fr
  • US2382129A - Attachment for paper-cutting machines : en
  • US2382721A - Automatic sculling oar lock : en
  • US2382894A - Brush holder : en
  • US2382248A - Composite rubber and fibrous material and method of making same : en
  • US2382600A - Device for releasably securing plates or tools to platen presses : en
  • ES11113Y - Boat davit, especially a davit that works by the action of gravity. : en es
  • CA429361A - Ventilating system : en fr
  • CH238709A - Maximum consumption meter. : de en
  • US2382426A - Lubrication : en
  • US2382530A - Manufacture of soaps : en
  • ES170364A1 - A HIGH FREQUENCY CABLE SYSTEM : en es
  • US2382537A - Animal toy : en
  • CA429370A - Article handling device : en fr
  • LU27705A1 - : en
  • US2382650A - Magnetic materials : en
  • US2382164A - Detergent briquette : en
  • US2382040A - Corn shelling and shredding machine : en
  • US2382212A - Linoleum compositions : en
  • CA429385A - Radio receiver : en fr
  • CA429398A - Electrode brace : en fr
  • US2382876A - Ethers of vitamin b : en
  • CA429389A - Structural material coating method : en fr
  • ES170470A1 - A PROCEDURE FOR THE MANUFACTURE OF RODS FOR WELDING ALUMINUM AND SQUASH WITHOUT THE USE OF ANY DEOXIDANT : en es
  • FR902089A - Method and setup for comparative measurement of impedance and phase differences : en fr
  • US2382834A - Laminated tubing : en
  • CA429437A - Telephone system : en fr
  • CH238765A - Process for preparing stable solutions of calcium ascorbic acid. : de en
  • US2382643A - Astronomical device : en
  • US2382858A - Container : en
  • ES10984Y - New extension system applicable to cuff cufflinks. : en es
  • ES170423A1 - A NEW RECTIFIER AND METHOD TO BUILD IT : en es
  • ES170433A1 - A MANUFACTURING SYSTEM OF BUTTON CULATINES : en es
  • AU961243A - Improved double walled glazing units and method of manufacture thereof : en
  • US2382036A - Bis(2-cyanoethyl) ether and process for making same : en
  • US2382174A - Scale printing apparatus : en
  • US2382189A - Preparation of nitric oxide : en
  • US2382456A - Wall or ceiling covering : en
  • US2382771A - Medicine dropper : en
  • US2382680A - Beryllium cobalt alloy steels and articles of manufacture produced therefrom : en
  • USD142196S - Design for a milk carton stopper : en
  • ES170493A1 - A PROCEDURE TO OBTAIN FERTILIZATION THROUGH THE ACTION OF NITRIC ACID ON FISH AND ITS WASTE : en es
  • FR901967A - Adhesive that can be used in particular for bonding films : en fr
  • GB571262A - Improvements in and relating to underground link and fuse boxes employed in electrical distribution systems : en
  • US2382210A - Thread cutter for tying machines : en
  • US2382243A - Electric valve system : en
  • CH238658A - Basket-type acetylene generator and counter-pressure chamber. : en fr
  • GB571242A - Incandescent electric projection lamp with rectifier : en
  • CA429415A - Chlorinated rubber production : en fr
  • USD142067S - Design fob a rosary medal : en
  • USD142109S - Jewelry pin or similar article : en
  • USD142172S - Design for a mechanical doll : en
  • US2382237A - Apparatus for tinning margins of black iron can body blanks : en
  • US2382353A - Method of chlorinating rubber : en
  • USD142074S - Design for a lace tablecloth : en
  • US2382380A - Toasting device : en
  • US2382409A - Thickener apparatus : en
  • US2382666A - Manufacture of diamond tools : en
  • US2382126A - Lifeboat : en
  • ES10872Y - Inkwell or bottle of ink for stamps. : en es
  • DK63818C - Electromagnetic Maneuvering Device by Valves. : da en
  • DK63825C - Rotary oven with grate cooler. : da en
  • ES10774Y - Float for soaps. : en es
  • AU1023143A - Improvements in and relating tothe treatment of, magnesium base alloys : en
  • DK63813C - Apparatus for measuring the content of a substance mixed with magnetic material or its eddy current loss. : da en
  • US2382075A - Vertical wall louver : en
  • US2381906A - Collapsible heat directing closure : en
  • US2381907A - Mineral oil beneficiation : en
  • US2382033A - Liquid treating method : en
  • US2382374A - Wood impregnation : en
  • US2382736A - Label : en
  • GB571229A - Improvements in or relating to draught excluders for doors : en
  • US2382028A - Container blowing and cooling apparatus : en
  • US2382419A - Pot type liquid fuel burner and air supply means therefor : en
  • US2382433A - Is bej x : en
  • US2382843A - Electronic type balancer : en
  • US2382921A - Explosive : en
  • ES10885Y - Obstetric dilator. : en es
  • ES11107Y - Set of hangers-brushes for clothes. : en es
  • GB571288A - Improvements in or relating to manometers : en
  • CA429442A - Inverse feedback amplifier : en fr
  • FR901983A - Electric circuit breaker : en fr
  • US2382053A - Mold form : en
  • US2382466A - Hardenable steels : en
  • USD142021S - Design for a ring-boat tot : en
  • DK63814C - Posting machine with strips of paper that are slidable in the longitudinal direction. : da en
  • ES11736U - Irrigation device for the production of artificial rain. (Machine-translation by Google Translate, not legally binding) : en es
  • US2382943A - Turn button fastener : en
  • GB571250A - Improvements in or relating to bottoms for footwear : en
  • US2382326A - Plant growth stimulant : en
  • FR902058A - Electrical junction box : en fr
  • GB571268A - Improvements in work-holding fixtures for use with magnetic chucks, tables and the like : en
  • US2381891A - Fuel composition : en
  • US2382931A - Hydraulic fluids : en
  • US2382054A - Portable crane : en
  • US2382305A - Manufacture of baked goods : en
  • ES10876Y - Portable grater for bread, almonds and the like : en es
  • FR902035A - Hollow electrical conductor with smooth surface without grooves, especially for high frequency coaxial cable and dielectric hollow cable : en fr
  • US2382295A - Electrical measuring instrument : en
  • ES10992Y - Bandage bra. : en es
  • FR52883E - Transition arrangement from a symmetrical high frequency circuit with respect to earth to an asymmetrical circuit : en fr
  • DK63809C - Electrical Capacitor with non-conductive Conversion Products Manufactured from the Metal Coatings as Dielectric and Procedure for Its Manufacture. : da en
  • ES11753U - Cannon with two tubes for carbines and compressed air guns (Machine-translation by Google Translate, not legally binding) : en es
  • ES10902Y - Endless or endless ribbons for links, transmissions or other uses, made up of razor blades. : en es
  • AU130801B2 - A metallic element for forming non-Adherent surfaces of apparatus for production and manipulation of butter and the like : en
  • FR901982A - Roller skates : en fr
  • US2382597A - Shipping container and dispenser for soda straws or the like : en
  • US2382727A - Automatic steering device for aircraft : en
  • US2381988A - Pressure indicator for hack saws : en
  • CA429357A - Bubble gun : en fr
  • CA429376A - Railway car truck : en fr
  • US2382153A - Railway frog : en
  • US2382481A - Detaching motion : en
  • US2382561A - Self-opening, sound-absorbing plaster : en
  • US2382676A - Revolver crane lock : en
  • FR902008A - Photographic camera with exposure meter integral with it and rangefinder viewfinder : en fr
  • US2382012A - Fluorescent lamp circuits : en
  • US2382345A - Chain link blank and process for making chain links : en
  • US2382457A - Cradle operating cylinder : en
  • US2382474A - Insulation clip : en
  • US2382639A - Drill guide : en
  • US2382925A - Variable arc rotary actuator : en
  • USD142141S - Design for a radio receiver cabinet : en
  • ES170481A1 - AN APPARATUS FOR THE VULCANIZATION OF SLIPPERS AND SIMILAR WITH RUBBER SOLE : en es
  • CH238772A - Drive arrangement for electric road vehicles, in particular electric carts. : de en
  • FR52853E - Centrifugal dust extractor : en fr
  • ES10791Y - Crib bed with warning device. : en es
  • ES11139Y - Bowling game. : en es
  • US2382851A - Screen for baby pens : en
  • US2381994A - Production of anhydrous magnesium chloride : en
  • US2381949A - Means for detachably mounting strainer bags : en
  • US2381995A - Production of anhydrous magnesium chloride : en
  • US2382082A - Methyl silicon polymers and method of preparation : en
  • GB571221A - An improvement in or relating to linear-dimension gauges : en
  • US2382644A - Brake for hoists : en
  • FR52898E - Removable device, adaptable to syringes, to allow precise dosing of injections : en fr
  • ES11757U - Folding blind system with closing mechanism and light input graduation (Machine-translation by Google Translate, not legally binding) : en es
  • US2382941A - Valve positioner : en
  • US2382944A - Manufacture of phenols : en
  • DK63812C - Speed controller for Gramophones. : da en
  • ES8424Y - Folding apparatus for painters. : en es
  • GB571294A - New or improved method of and apparatus for use in testing and constructing radio apparatus and other devices and various materials to withstand meteorological extremes : en
  • US2382194A - Conveying apparatus : en
  • CH238747A - Diverter switches, especially for regulating transformers. : de en
  • US2382066A - Faucet attachment : en
  • GB571236A - Improvements in electrical switchgear : en
  • ES170467A1 - IMPROVEMENT IN THE MOUNTING OF THE THERMO-STATIC DEVICES ON ELECTRIC KETTLE AND SIMILAR APPLIANCES : en es
  • US2382440A - Cutting implement : en
  • US2382916A - Manufacture of pyrrole derivatives : en
  • US2382240A - Carton : en
  • US2382590A - Frequency modulation receiver : en
  • US2382618A - Geometrical instrument : en
  • US2382749A - Production of diolefins : en
  • ES170512A3 - A PROCEDURE FOR THE MANUFACTURE OF A SPECIAL KEY-JAW : en es
  • ES10770Y - Extendable last at will. : en es
  • FR902098A - Shackle padlock : en fr
  • GB571209A - Process for altering the composition of fats and fatty oils for food and other purposes : en
  • ES11741U - A bra for wristwatches (Machine-translation by Google Translate, not legally binding) : en es
  • GB571220A - Improvements in or relating to valves and their automatic control : en
  • US2382306A - Band iron brake : en
  • ES11035Y - Toiletry device for corkscrews. : en es
  • AU1116443A - Improvements in implements for planting potatoes : en
  • ES170474A1 - APPARATUS FOR CHECKING THE FLEXIBILITY AND RESISTANCE TO THE WEAR OF THE RUBBER FLOORS INTENDED FOR THE MANUFACTURE OF SHOES : en es
  • GB571244A - Improvements in and relating to electric motor control systems : en
  • GB571298A - Improvements in fuse links for electric cut-outs : en
  • ES11060Y - Adaptation of the nib on fountain pen nozzles. : en es
  • ES10849Y - Hanger formed by bars activated at will. : en es
  • ES10866Y - Folding electric iron. : en es
  • USD142097S - Design fob a desk : en
  • US2382532A - Vulcanized fatty oil emulsions : en
  • US2382828A - Safety record paper : en
  • US2382887A - Window casing bracket for shades or curtains : en
  • USD142179S - Design fob a box : en
  • USD142105S - Design for a terminal socket : en
  • US2382816A - Aviator's garment : en
  • FR901973A - Process for the continuous preparation of carboxylic esters : en fr
  • US2382767A - Boom for load handling machines : en
  • USD142072S - Combined what-not shelf and mirror : en
  • CH238705A - Firearm with barrel return. : de en
  • CA429377A - Rotor brake : en fr
  • CH238778A - Pedal lever drives for vehicles, in particular for bicycles. : de en
  • CA429402A - Brake releasing apparatus : en fr
  • CA429422A - Hard nickel plating method : en fr
  • ES11730U - Perforated skimmer (Machine-translation by Google Translate, not legally binding) : en es
  • US2382673A - Balancing machine : en
  • USD142048S - Design fob a toothbrush holder ob similar article : en
  • USD142118S - Design for a pack for fragile articles : en
  • US2382425A - Process for the production of unsaturated bodies from hexose oxidation products : en
  • ES170527A3 - A MACHINE FOR SEWING FOOTWEAR : en es
  • FR52893E - New self-triggering trolley base : en fr
  • ES170443A1 - A PROCEDURE FOR THE OBTAINING OF THE GRAPE MUST AND OTHER FRUIT, IN POWDER, AND ITS FURTHER TRANSFORMATION IN WINES OR SIMILAR : en es
  • GB571243A - Improvements in and relating to apparatus for controlling the load on an x-ray tube : en
  • ES170500A3 - A PROCEDURE FOR THE REGENERATION OF THE ABSORBING ACTIVE CARBON USED IN THE EXTRACTION OF VOLATILE PRODUCTS CONTAINED IN A GAS : en es
  • ES170047A1 - A PROCESS OF MANUFACTURE OF PHOSPHATE FERTILIZER : en es
  • US2381924A - Illuminated dial : en
  • US2382170A - Lamp base remover : en
  • ES170508A1 - A METAL RECTIFIER : en es
  • FR902040A - Manufacturing process of looped cellulose wool from viscose : en fr
  • US2382578A - Producing equipment for wells : en
  • CH238796A - Device for flush mounting of electrical installation apparatus. : de en
  • FR52862E - Process for improving the properties of drying oils : en fr
  • CA429459A - Sheet material dispensing cabinet : en fr
  • US2381869A - Cop tube or hollow core for packages of yarn and the like : en
  • US2381870A - Spool or bobbin for supporting yarn, thread, cord, or the like : en
  • US2381998A - Rotatable broach holder : en
  • US2382445A - Cycloparaffin production : en
  • USD142043S - Design fob a drawer pull ob similar article : en
  • US2382149A - Heel support for water skis : en
  • USD142080S - Brooch or similar article : en
  • GB571223A - Improvements in or relating to fuel container installations for motor vehicles : en
  • IE17025L - Puppet appliances : en
  • FR901998A - Device for the packaging and presentation of various items : en fr
  • GB571254A - Improvements in or relating to diamond and like tool holders : en
  • GB571297A - Improved means for insulating the refrigerating spaces of cargo ships with sheet iron : en
  • US2382311A - Apparatus for internal grinding : en
  • ES170434A1 - A DEVICE TO HUMIDATE MILLED EARTHS AND CLAYS IN THE MANUFACTURE OF CERAMIC OR SIMILAR PRODUCTS : en es
  • ES170490A1 - A PERFECTION IN THE CALCULATING MACHINES WITH VISIBILITY : en es
  • FR901979A - Installation of on-board electrical network for aircraft : en fr
  • FR902014A - Method and device for rigid assembly of construction elements made of concrete, reinforced cement or other material : en fr
  • FR902026A - Medium provided with a sound recording, in particular color film, and method and devices for using such a medium : en fr
  • US2382141A - Fabric pad for laundry and like presses : en
  • US2382282A - Selenium ruby glass : en
  • CH238672A - Process for the manufacture of textile articles of ribbon making and trade for the implementation of this process. : en fr
  • US2382193A - Stabilization of iodine in animal and poultry feeds : en
  • US2382334A - Ion exchange products and their preparation : en
  • US2382523A - Punch : en
  • ES11121Y - Support of multiple services, adaptable to all kinds of bicycles. : en es
  • AU120247B2 - Improved double walled glazing units and method of manufacture thereof : en
  • USD142124S - Design fob a handbag : en
  • US2381876A - Process of separating sulphur dioxide and chlorine by distillation : en
  • USD142052S - Design foe a phonograph pickup arm : en
  • CH238664A - Attachment for cooking vessels. : de en
  • CA429425A - Water paint : en fr
  • AU129856B2 - Improvements in and relating to welding : en
  • AU120246B2 - Improvements in cathode ray type television transmitting apparatus : en
  • DK63815C - Potato planter. : da en
  • ES166807A1 - IMPROVEMENTS INTRODUCED IN THE LOADING DEVICES TO SUPPORT THE RESISTANCE TEST OF LARGE-SIZED STRUCTURES : en es
  • FR902083A - Device for heat treatment of parts with polygonal profiles : en fr
  • US2382261A - Slide operated fastener : en
  • US2382770A - Setting tool for bridging plugs : en
  • AU120239B2 - Improvements in implements for planting potatoes : en
  • US2382205A - Broom duster : en
  • USD142070S - Design fob a coat : en
  • US2382110A - Turret control : en
  • US2382730A - Lubricant : en
  • US2382197A - Vending machine : en
  • US2382577A - Conduit or pipe support : en
  • US2382693A - Oscillator-modulator circuit : en
  • US2382114A - Hydraulic coupling : en
  • US2382120A - Electric cable system : en
  • US2382706A - Sealing arrangement for centrifugal machines : en
  • CH238696A - Process for the production of bodies from felted fibrous material, in which the fibrous material is added with binders which can be hardened by heat. : de en
  • ES11748U - A new multiple base system (Machine-translation by Google Translate, not legally binding) : en es
  • US2382480A - Corn picker lifting mechanism : en
  • US2382732A - Method of producing foam baths : en
  • CA429409A - Thread and filament manufacture : en fr
  • US2382109A - Diagnostic and electrosurgical appliance : en
  • US2382867A - Preparation of acetophenone : en
  • CA429447A - Vulcanized covering applying process : en fr
  • CH238769A - Collapsible headrest. : de en
  • CA429452A - Enamelling method and apparatus : en fr
  • CH238767A - Arrangement with one or more amplifier stages. : de en
  • USD142139S - Combination radio-phonograph cabinet : en
  • FR901984A - Multi-channel system, in particular for wireless transmission of communications : en fr
  • FR902000A - Process for preparing 1, 3-butylene glycol : en fr
  • US2381875A - Apparatus for treating wells : en
  • CA429412A - Phenol preparation : en fr
  • ES11083Y - Automatic firing pistol. : en es
  • AU1026443A - Catalytic production of vinyl halides : en
  • CA429379A - Rotor brake : en fr
  • ES169846A1 - A PROCEDURE TO STERILIZE WOOD : en es
  • FR52899E - Removable adjustment device for injection syringe : en fr
  • ES11747U - Articulated table football game. (Machine-translation by Google Translate, not legally binding) : en es
  • US2381901A - Television transmitting system : en
  • CH238722A - Line with movably interconnected metal pipe sections. : de en
  • FR902007A - Address making machine : en fr
  • CA429403A - Fluid pressure brake apparatus : en fr
  • US2382025A - Projection screen stand : en
  • CA429423A - Shelter building : en fr
  • CA429453A - Hot water tank : en fr
  • US2381935A - Process for producing morpholine compounds : en
  • US2382061A - Toilet kit for men : en
  • US2382794A - Brakehead and brake beam adapter : en
  • FR52889E - Outboard engine, internal combustion, for watercraft : en fr
  • FR52884E - Air intake device for carburettors of air-cooled engines : en fr
  • ES9922Y - Eye shower device for continuous irrigation : en es
  • ES10892Y - Cheese packaging. : en es
  • US2382568A - Manufacture of molded products from vegetable starting material : en
  • CH238708A - Recording paper transport device. : de en
  • CH238646A - Acetylene explosion apparatus. : de en
  • ES170466A1 - IMPROVEMENTS IN THE ELEMENTS FOR HEATING THE PLATES OF ELECTRICAL APPLIANCES OR OTHER KITCHEN APPLIANCES : en es
  • US2382661A - Calculating machine : en
  • US2382762A - Door lock : en
  • US2382841A - Physiotherapeutic apparatus : en
  • US2382846A - Differential gearing : en
  • USD142173S - Design for a portable tape moisten- ing device or the like : en
  • ES11422U - Rubber shoes perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • US2382518A - Fastener : en
  • US2381927A - Turntable for phonographs and sound recorders : en
  • US2382151A - Fuel injector : en
  • US2382496A - Mattress construction : en
  • USD142163S - Design fob a grip for sanitary belt : en
  • US2382035A - Container : en
  • US2382469A - Seaming mechanism : en
  • US2382498A - Electrical insulating material : en
  • US2382701A - Gear pump : en
  • US2382150A - Water ski : en
  • US2382782A - Toy oil-pumping rig : en
  • FR902020A - Device for the production of high-energy charge carriers, in particular with an energy greater than 0.5 mev : en fr
  • US2382492A - Apparatus for treating eggs : en
  • AU2230245A - Automatic alarm device : en
  • ES10776Y - Curling iron for hair. : en es
  • ES11098Y - Individual sloop. : en es
  • FR902003A - Die chuck : en fr
  • US2382090A - Traction wheel : en
  • US2382267A - Interchangeable punch and die and retainer for same : en
  • US2382554A - Brake mechanism : en
  • US2381905A - Vacuum tube mounting : en
  • USD142069S - Design for a suit : en
  • US2382218A - Outboard marine heat exchanger : en
  • US2382333A - Shaded-pole synchronous electric motor : en
  • USD142093S - Design fob a scraper attachment for live booms : en
  • US2382370A - Railway car ladder : en
  • US2382503A - Printing machine : en
  • US2382717A - Cooling system : en
  • USD142075S - Design fob a lace tablecloth : en
  • FR52851E - Process for manufacturing condensation products : en fr
  • US2382698A - Hydraulic media : en
  • US2382855A - Apparatus for flue dust removal : en
  • USD142188S - Brooch or similar article : en
  • US2382432A - Method and apparatus for depositing vaporized metal coatings : en
  • FR902044A - Machine gun trigger on recoil carriages : en fr
  • US2382397A - Preparation of camphene from pinene : en
  • US2382468A - Discharge outlet : en
  • ES11421U - Footwear with perfected rubber sole. (Machine-translation by Google Translate, not legally binding) : en es
  • US2382216A - Safety control for gaseous fuel burners : en
  • USD142071S - Design fob a wheeled tot : en
  • US2381909A - Periscopic viewing and sighting device : en
  • US2382026A - Water curtain distributing means for spray booths : en
  • US2382940A - Surfacing machine : en
  • ES9849Y - Envelopes or containers for stockings, socks and other small volume goods. : en es
  • FR52864E - Device for coupling a high frequency coaxial line to a hollow chamber resonator : en fr
  • FR52867E - centrifugal scrubber for internal combustion engines : en fr
  • FR901987A - Elastic support member for parts moving relative to each other : en fr
  • US2382130A - Treatment of nitrocellulose : en
  • USD142099S - Design for a locomotive body : en
  • GB571217A - Improvements for suspending saddle or luggage bags on cycles : en
  • ES11051Y - Battery terminal. : en es
  • FR902052A - Steam or hot water boiler : en fr
  • FR902100A - Improvements to one-way training devices : en fr
  • FR52892E - Adjustment device for the supply of fuel (carburetor or fuel pump) in internal combustion engines : en fr
  • ES10816U - New strap for wristwatch or wrist (Machine-translation by Google Translate, not legally binding) : en es
  • ES10694Y - Device for reproducing texts printed on a cliché prepared with hectographic and copying ink, especially suitable for printing addresses. : en es
  • ES10848Y - Sample container for lipsticks. : en es
  • FR901989A - Cold insensitive electrical conductor with polyvinyl chloride insulation : en fr
  • US2382515A - Progressive surface hardening and tempering of metal : en
  • US2382611A - Interlocking system : en
  • US2382686A - Method of making 4-methyl-phenylacetone : en
  • FR52860E - Spoon for depositing wheel particularly applicable to potato sowing machines : en fr
  • US2382310A - Folding clothes rack : en
  • US2382448A - Light-weight nonmetallic composition containing palmetto pith : en
  • US2382742A - Protective coatings : en
  • US2382575A - Water heater control system : en
  • US2382231A - Animal trophy cutout : en
  • US2382354A - Wall cabinet : en
  • ES10777Y - Lids for covering plates, trays and the like. : en es
  • USD142182S - Cigarette box or article of similar nature : en
  • FR52881E - Visible vertical classification : en fr
  • US2382069A - Apparatus for manufacturing tires : en
  • US2382566A - Window glass : en
  • US2382707A - Device for regulating internalcombustion engines : en
  • USD142183S - Design fob a brooch or similar article : en
  • GB571299A - Improvements in or relating to reheating furnaces : en
  • ES170492A1 - A PROCEDURE TO OBTAIN A FERTILIZER, CONVIRING THE ORGANIC NITROGEN CONTAINED IN FISH IN AMMONIUM SULPHATE : en es
  • CH238676A - Hole needle for warp knitting machines. : de en
  • US2382134A - Apparatus for declustering fruit : en
  • USD142012S - Service record plaque or similar article : en
  • US2382852A - Stand hook : en
  • GB571218A - Improvements in or connected with cycle saddles and cycle saddle bags : en
  • CA429492A - Vacuum apparatus : en fr
  • US2381931A - Metal spray gun of the wire feed type : en
  • US2382077A - Power press brake and die set : en
  • ES169969A1 - A HERMETIC PROCEDURE OF METAL CONDUCTORS THROUGH GLASS : en es
  • FR902062A - Sealing device for flexible pipe : en fr
  • US2382593A - Marine torpedo : en
  • FR902050A - High voltage switch : en fr
  • ES10019Y - Switch plug. : en es
  • FR52882E - Automatic lighter : en fr
  • ES170449A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 167897 : en es
  • US2382234A - Building siding material : en
  • US2381981A - Insulated vehicle body : en
  • US2382704A - Thread : en
  • US2382949A - Bubble forming device : en
  • FR901990A - Ion microscope : en fr
  • AU120240B2 - Improvements in and connected with filter systems : en
  • US2382047A - Magnesium : en
  • US2382417A - Dispersions of adhesives of the oil-in-water type : en
  • US2381912A - Compounded mineral oil : en
  • US2382812A - Phosphorus containing plastic polymers from 1,3-dienes : en
  • US2382825A - Work supporting carriage : en
  • AU120245B2 - Catalytic production of vinyl halides : en
  • US2382670A - Motion picture sound record : en
  • CA429391A - Ultra high frequency oscillator : en fr
  • CH238727A - Multi-cylinder internal combustion engine. : de en
  • US2381943A - Drill jig : en
  • US2382664A - Electromagnetic operator : en
  • CH238734A - Dismountable tube bundle. : de en
  • CA429375A - Railway car truck : en fr
  • US2382169A - Method of manufacture of multiply devices : en
  • US2381997A - Editing table : en
  • US2382253A - Gas-cleaning means and method : en
  • US2382826A - Reciprocable carriage : en
  • CH238707A - Precision measuring device with micrometer screw. : de en
  • US2382465A - Warping machine : en
  • US2382291A - Extensible hand tool : en
  • US2382315A - Electrical measuring instrument : en
  • US2382928A - Thermal motor : en
  • USD142036S - Design fob a spectacle front : en
  • CH238675A - Table sewing machine. : de en
  • CH238736A - Process for the production of electrical machines with a laminated core and electrical machine produced by this process. : de en
  • CH238723A - Articulated pipe connection in which the tensile forces are transmitted through a cardan joint. : de en
  • CH238657A - Vacuum-tight connection between a metallic and a ceramic body, produced using a glass flux as a sealant. : de en
  • CA429381A - Abrasive article : en fr
  • CH238679A - Shoe. : de en
  • CA429396A - Variable load brake : en fr
  • CH238754A - Control device for converter contacts. : de en
  • ES11029Y - Improved stethoscope. : en es
  • US2381954A - Classifying system for pulverized materials : en
  • US2382270A - Conversion of hydrocarbon oils : en
  • ES10887Y - Folding chair. : en es
  • ES11308Y - Combustion appliance for heating purposes. : en es
  • ES170292A1 - A CONTINUOUS PROCEDURE WILL SEPARATE PARTICLES OF DIFFERENT SPECIFIC PESOS OF MIXES OF THEMSELVES : en es
  • CA429473A - Heat oxygen treated polyamide : en fr
  • US2381993A - Method of cutting quartz crystals and apparatus for preparing quartz crystals for cutting : en
  • US2382881A - Isomerization of saturated hydrocarbons : en
  • CA429480A - Printing plate registering and trimming machine : en fr
  • FR902019A - Method for darning stockings on sewing machines, and accessory therefor : en fr
  • US2382583A - Structural section for flexible : en
  • USD142060S - Design fob a burial vault : en
  • US2382055A - Remote control system : en
  • ES10761Y - Folder with bag compartment. : en es
  • ES170457A1 - A SOUND GUIDE DEVICE TRAVEL INDICATOR : en es
  • ES10778Y - Fastening system for social propaganda badges and others. : en es
  • ES169426A1 - A PROCEDURE TO MANUFACTURE MICROPOROUS MATERIAL : en es
  • CH238764A - Process for the preparation of pantothenic acid. : de en
  • CA429364A - Soldering iron cleaner : en fr
  • US2382726A - Apparatus for the chlorination of bast fibers : en
  • CA429476A - Sound recording with supersonic modulator : en fr
  • AU120233B2 - Improvements relating to moulds for casting metal billets andthe like : en
  • ES10896Y - Mouthpiece with protection tube for cigarette ashes. : en es
  • ES10781Y - Carbide lamp with perfected closure. : en es
  • ES11099Y - Device for counting metallic currency. : en es
  • US2382071A - Method of preparing gammaacetopropanol : en
  • US2382398A - Transparent mixture : en
  • US2382404A - Artificial hand and means for actuating the same : en
  • US2382620A - Fruit-cutting and juice-extracting machine : en
  • ES11733U - Jewelry and jewelry perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • GB571212A - Process for the production of ammonium sulphate and elementary sulphur : en
  • US2382004A - Method of and apparatus for molding trays : en
  • AU129683B2 - Automatic alarm device : en
  • CH238760A - Gas lighter. : en fr
  • CA429372A - Coffee beverage canning method : en fr
  • US2381862A - Printing mechanism : en
  • US2382520A - Fastening device : en
  • USD142135S - Design fob a power tool toot : en
  • ES10828Y - Rotating wrist. : en es
  • US2382251A - Telegraph perforator-transmitter : en
  • US2382540A - Grenade thrower : en
  • CA429429A - Liquid stream chlorinating apparatus : en fr
  • ES170464A1 - A DEVICE FOR THE DIRECT OBTAINING OF RADIOGRAPHS IN RELIEF : en es
  • US2382195A - Carriage control for accounting : en
  • ES11284Y - Electric signal flashlight : en es
  • ES11752U - Towel and cloth holder for domestic use (Machine-translation by Google Translate, not legally binding) : en es
  • US2382725A - Rotary underreamer : en
  • USD142134S - Design fob a tractor carried crane : en
  • USD142168S - Frame for a hand mirror or magnifying glass : en
  • US2382594A - Coffee maker and filter therefor : en
  • US2381904A - Method and apparatus for logging wells : en
  • US2382888A - Thermocouple mounting for furnaces : en
  • FR902065A - Process for recording color proofs : en fr
  • ES10840Y - Glass container for a rectal suppository. : en es
  • ES170148A1 - IMPROVING IMPELLER-IMPELLED PUMP, PETROL SUPPLIER, WITH COUPLING TO THE CAMSHAFT OF THE EXPLOSION ENGINES : en es
  • FR902029A - Soaps containing solvents : en fr
  • ES10444Y - New double bowl smoking pipe with a device for filtering smoke. : en es
  • CH238758A - Device for controlling electric arc furnaces. : de en
  • USD142115S - Design fob a lace tablecloth : en
  • CA429411A - Liquid purification : en fr
  • FR902046A - building element : en fr
  • US2382148A - Oxidation of aromatic compounds : en
  • US2382691A - Fore-and-aft draft indicator : en
  • USD142149S - Design for a toy : en
  • US2381932A - Speed governing mechanism for metal spray guns of the wire feed type : en
  • US2381966A - Panel and control mechanism therefor : en
  • US2382272A - Shoe : en
  • US2382003A - Clothes closet pole : en
  • CA429400A - Electric measuring system : en fr
  • CA429485A - Engine piston : en fr
  • US2382920A - Stencil coating machine : en
  • USD142047S - Design fob a forty tear calendar. frame : en
  • US2382152A - Projectile adapter : en
  • US2382336A - Ferrous metal pickling bath and method of preparing same : en
  • US2382460A - Aircraft : en
  • USD142108S - Cigarette case or similar article : en
  • ES170482A1 - AN APPARATUS SYSTEM FOR THE EXHIBITION OF AUTOMATICALLY CHANGEABLE LIGHTED ANNOUNCEMENTS : en es
  • CA429451A - Galvanized part welding method : en fr
  • US2382471A - Method of recovering hydrocarbons : en
  • CH238748A - Procedure for the multi-phase voltage level change under load. : de en
  • ES170345A1 - AN ANTIPATINATING AND INDICATING PROTECTIVE DEVICE FOR CONTINUOUS CURRENT ENGINES WORKING IN SERIES IN ELECTRICAL RAILWAY TRACTIONS : en es
  • US2381937A - Boot and shoe and outsole therefor : en
  • US2382463A - Oil burner : en
  • GB571296A - Improvements in or relating to fluid pressure operated apparatus : en
  • US2382039A - Catalytic conversion of hydrocarbon oils : en
  • US2382192A - Brake mechanism : en
  • USD142091S - Knife or other article op flatware : en
  • ES11072Y - Cork stoppers or similar material, with an attached device for removal from the container. : en es
  • GB571247A - A new or improved photographic shutter : en
  • GB571264A - Improvements in means for fastening boxes : en
  • FR902011A - Carboxylic acids of the hydro-aromatic series and their preparation process : en fr
  • ES11138Y - Tap for barrels and bocoyes. : en es
  • ES11756U - Photographic device to obtain combined photographs. (Machine-translation by Google Translate, not legally binding) : en es
  • FR901997A - Claw for cinematographic devices : en fr
  • GB571211A - Improvements relating to machines for generating curved surfaces on articles such asglass, cams and the like : en
  • FR901963A - construction element and modes of use : en fr
  • GR10431B - FILTER SOFTENER AND WATER DISINFECTION DEVICE. : el en
  • US2381899A - Expansion reamer : en
  • US2381916A - Sear control mechanism for automatic firearms : en
  • US2382317A - Reclamation process : en
  • GB571249A - Manufacture of phenolic casting resins : en
  • US2382779A - Apparatus for variable heating : en
  • ES170523A3 - IMPROVEMENTS IN INTRODUCED IN THE MANUFACTURE OF SILOS : en es
  • ES10813Y - Portable medicine cabinet. : en es
  • FR902043A - Device for guiding a frame with sliding movement preventing this frame from being placed obliquely : en fr
  • FR902063A - Manufacturing process for products from blueberries : en fr
  • ES10923Y - Cap for air chamber valves, provided with its own device for automatic sealing. : en es
  • ES170514A1 - IMPROVEMENTS IN THE REACTION CONDITIONS FOR THE INDUSTRIAL OBTAINING OF SYNTHETIC RUBBER OF THE TYPE OF HALOGEN POLYMERS -2- BUTADIEN -1.3 : en es
  • US2382346A - Toy excavator : en
  • USD142053S - Educational toy for teaching arithmetic : en
  • GR10436B - METHOD OF CONSTRUCTION OF WATER SUPPLY WITH HYDRAULIC PRESS. : el en
  • ES170495A1 - A PROCEDURE TO VOID SULFURIC ACID IN THE ORGANIC FERTILIZER FROM FISH RESIDUES : en es
  • FR902013A - Notepad for phone : en fr
  • GB571290A - Improvements relating to light signalling apparatus : en
  • CA429386A - Crystal oscillator circuit : en fr
  • AU2251245A - Metallic churns and butter kneaders having no kneading rollers : en
  • GB571271A - Electrolytic process for the protection of magnesium and its alloys : en
  • GB571215A - An improvement in holders for gauge blocks and the like : en
  • US2382832A - Signal device for vehicles : en
  • USD142103S - Design foe a locomotive body : en
  • ES11751U - Tenacilla for sharpening the razor blades. (Machine-translation by Google Translate, not legally binding) : en es
  • FR902048A - Process for the extraction of tin oxide from alkali or alkaline earth stannates : en fr
  • FR902099A - Watertight covering in metal panels, in particular for tanks and reservoirs : en fr
  • US2382897A - Material forming apparatus : en
  • US2382548A - Esters and method of preparing the same : en
  • US2381925A - Glass composition : en
  • USD142051S - Multiple drafting instrument or the like : en
  • US2382543A - Brake mechanism : en
  • ES170189A1 - A PROCEDURE FOR OBTAINING A SPONGY PLASTIC INSULATING MATERIAL : en es
  • ES170421A1 - A RECTIFIER AND A CONSTRUCTION METHOD : en es
  • US2382516A - Liquid level follow-up device : en
  • US2382853A - Pneumatic control : en
  • US2382606A - Hand-gripping tool : en
  • CA429483A - Golf club with adjustable head : en fr
  • CH238698A - Sheet loading and unloading device on letterpress machines. : de en
  • CH238744A - Switching device for electrical devices such as irons, etc. : de en
  • US2381863A - Method of fungusproofing textiles : en
  • US2382107A - Polyform conversion of hydrocarbons : en
  • US2382121A - Lubricant and method of preparing same : en
  • CH238798A - A process for preparing α-dimethyl-y- (α-naphthyl) -propylamine. : en fr
  • US2382369A - Dispensing apparatus : en
  • US2382926A - Magazine for automatic firearms : en
  • USD142207S - Design foe a radio receiver cabinet : en
  • US2382123A - Refrigeration : en
  • US2382544A - Cotton's patent and other straight bar knitting machine : en
  • CH238750A - Temperature-dependent protective switching device. : de en
  • CA429388A - Mineral wool producing apparatus : en fr
  • CA429355A - Plastic sheet producing apparatus : en fr
  • ES10765Y - Shutter closure for women's bags and the like. : en es
  • GB571214A - Improvements in and relating to high frequency communication systems : en
  • USD142123S - Combined game board and periodical support : en
  • US2382368A - Package : en
  • AU2254545A - Improvements in or relating to friction clutches for power transmission : en
  • CH238790A - Process for the preparation of a new monoazo dye. : de en
  • CH238739A - Method and device for wireless remote control. : de en
  • US2382238A - Synthetic plastics and films and process of producing them : en
  • US2382271A - Current limiting fuse : en
  • US2382877A - Coupon holder : en
  • USD142042S - Design for a handle fob stoves or the like : en
  • ES7418Y - Hollow blade or semi-propeller preferably applicable to aerodynamic motors that produce electrical energy. : en es
  • CA429405A - Brake control valve device : en fr
  • CH238779A - Bicycle. : de en
  • US2381871A - Communication system : en
  • US2382372A - Resilient mounting : en
  • CA429420A - Clutch : en fr
  • ES10684Y - Safety cap for containers of liquids that can produce gases. : en es
  • CH238788A - Process for the preparation of a new acetyl derivative of the addition product of trimethylamine with 4-chloromethylbenzhydroxamic acid. : de en
  • US2382327A - Process of preparing stabilized synthetic fluoaluminate : en
  • USD142039S - Design fob a toy : en
  • US2382252A - Means for controlling dust in the screening of dust-laden material : en
  • US2382034A - Power transmitting apparatus : en
  • US2382859A - Refrigerated shipping container for use with aircraft : en
  • US2382769A - Vulcanization accelerators : en
  • US2382871A - Method of mixing fluids : en
  • US2382901A - Apparatus for bending channels or the like : en
  • US2382903A - Lapping machine : en
  • US2382616A - Photogrpahic method : en
  • CH238729A - Magneto. : de en
  • ES170507A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELASTIC WHEELS : en es
  • AU2143245A - Improvements in and relating to welding : en
  • CA429373A - Compound measuring device : en fr
  • FR901962A - Improvement in preserving jars : en fr
  • GB571230A - Improvements in or relating to railway wagons : en
  • USD142040S - Design for a vaginal diaphragm inserter : en
  • FR902086A - Improved machine for winding electrical capacitors known as paper capacitors : en fr
  • GB571272A - Improvements relating to railway traffic controlling apparatus : en
  • ES11116Y - Improvements introduced in the elaboration of wood veneer grating. : en es
  • GB571251A - Improvements in or relating to moulded articles or methods of making the same : en
  • FR902022A - Method and apparatus for forming artificial resins made plastic by heat : en fr
  • US2382321A - Turning device for the wheels of an aircraft landing gear : en
  • US2382608A - Headstock : en
  • ES10764Y - Swimming equipment for diving. : en es
  • GB571213A - An adjustable spring pressure device : en
  • GB571233A - Dovetail or anti-rattle device for doors, particularly vehicle doors : en
  • ES10851Y - Electric calorie heater based on one or more interior bulbs. : en es
  • US2382285A - Manufacture of arylacetonitrile derivatives : en
  • US2382792A - Plasticizing neoprene : en
  • USD142144S - Design fob an earring or similar article : en
  • ES11739U - A support stop-support to facilitate the closing of pressure buttons in flexible spectacle cases, cufflinks, binoculars and similar effects (Machine-translation by Google Translate, not legally binding) : en es
  • US2382042A - Positive displacement gear pump : en
  • US2382488A - Selector for automatic phonographs : en
  • US2382908A - Electric protective system : en
  • US2382024A - Resistor and method of making it : en
  • US2382323A - Latch control for pressing machines : en
  • FR52875E - Process for manufacturing high molecular weight condensation products : en fr
  • FR902066A - Improvements to pipe fittings : en fr
  • US2381864A - Pot type burner with corrugated pilot ring : en
  • US2382416A - Process for producing pattern effects on fabrics : en
  • GR10435B - HOW TO DEMONSTRATE THE TIME WITH WATCHES WITHOUT INDICATORS. : el en
  • ES10843Y - Toy grenade launcher mortar. : en es
  • ES11285Y - Toothpick holder with extraction device. : en es
  • ES170476A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF AMINOTIAZOL OF THE MERCAPTANES : en es
  • ES10929Y - Dryer-refrigerator hood for hair. : en es
  • US2382641A - Preparation of limonene : en
  • US2382808A - Magneto ignition device with inter : en
  • CH238717A - Tilting table in every direction intended to cooperate with a machine tool, especially for woodworking. : en it
  • ES170432A1 - A NEW TELAR : en es
  • IE17101L - Electrical fuse assembly : en
  • ES10895Y - Diffuse illumination protective screen for incandescence : en es
  • FR52895E - Mineral glues : en fr
  • FR902094A - Articulated frame for cultivator : en fr
  • ES11300Y - Model to condition catgut tubes and similar bodies, for the purpose of sterilization or similar treatments. : en es
  • FR901958A - Biologically derived product intended to increase soil fertility and crop yields : en fr
  • ES170422A1 - DETERMINING UNIT OF FREQUENCY MOUNTED IN A CARRIAGE CARRIER : en es
  • FR902076A - Method of manufacturing coiled electrical resistors and resistors manufactured according to this process : en fr
  • GB571246A - Manufacture of oil-soluble synthetic resins and of oleo-resinous varnishes : en
  • ES11067Y - Pencil case. : en es
  • ES11080Y - V-belt. : en es
  • US2381900A - Delay element for fuses : en
  • US2382056A - Glass transparent to far ultraviolet : en
  • US2382837A - Log turner : en
  • CH238697A - Process to avoid damaging the squeegee and the printing form when printing with gravure water inks. : de en
  • US2382104A - Lacing construction for garments : en
  • US2382609A - Recording instrument for oil wells : en
  • US2382684A - Rubberlike polymeric materials and method for producing the same : en
  • US2381957A - Airplane brake : en
  • US2382236A - Apparatus for tinning margins of black iron can body blanks : en
  • US2382140A - Vehicle counting apparatus : en
  • US2382482A - Speed reduction gear : en
  • US2382683A - Concentrated selenium toner and process of making : en
  • ES10897Y - Orthopedic device to prevent urine spillage in incontinents and polyuric. : en es
  • US2382724A - Catalytic cracking process : en
  • FR902041A - Electric resistance heater for performing air improvement when treating yarns by patent process : en fr
  • FR902072A - Method of manufacturing selenium type barrier layer cells, in particular measuring rectifiers, and barrier layer cells manufactured by this process : en fr
  • US2382579A - Condensation drain : en
  • US2382656A - Self-cleaning filter : en
  • US2382078A - Variable cycle timer : en
  • US2382585A - Latch device for floors of baby yards : en
  • ES11142Y - Fireplace log for chimneys. : en es
  • ES170518A1 - AN AUTOMATIC SWITCH DEVICE FOR DISC PLAYERS : en es
  • GB571270A - Electrical calculating apparatus : en
  • US2382860A - Lubricating composition : en
  • US2382099A - Diamond polishing and grinding device : en
  • US2382132A - Play eliminative recording mechanism : en
  • US2382259A - Rotary combustion engine : en
  • US2382324A - Graining machine : en
  • GB571238A - Improvements in or relating to the treatment of glass and the like : en
  • US2382269A - Method of recapping vehicle tires : en
  • FR52858E - Device for producing oscillations by means of a tuning fork : en fr
  • US2382719A - Drill spindle driving mechanism : en
  • US2382752A - Recording scale : en
  • ES11729U - Portable sander (Machine-translation by Google Translate, not legally binding) : en es
  • US2382290A - Manufacture of mineral wool : en
  • DK63822C - Brackets for Sliding Doors, especially for Vehicles. : da en
  • US2381972A - Production of ethyl cellulose : en
  • US2382461A - Phonograph : en
  • USD142038S - Design for a shoe tree : en
  • USD142203S - Face piece for gas masks or respirators : en
  • FR902097A - Hydraulic pump : en fr
  • GB571269A - Improvements in or relating to cinematograph projectors : en
  • GB571237A - Improvements in tubes made of textile material for conveying hot air and for like purposes : en
  • GB571300A - Apparatus for playing a game : en
  • US2382558A - Printing telegraph apparatus : en
  • US2382572A - Manufacture of levulinic acid : en
  • US2382798A - Bilge pump : en
  • US2382939A - Ultraviolet lamp : en
  • USD142140S - Design for a radio receiver cabinet : en
  • USD142146S - Design fob a bread toaster casing : en
  • USD142198S - Design for a vacuum cleaner : en
  • US2382690A - Color reproduction : en
  • US2382330A - Friction adjustment for levers : en
  • US2382511A - Weft beat-up mechanism of looms for weaving : en
  • US2382528A - Hammock support : en
  • US2382546A - Anesthetic solutions : en
  • USD142106S - Design fob a coin bank : en
  • USD142181S - Design fob a box : en
  • ES10802Y - Sole made of vegetable fibers and the like : en es
  • US2381882A - Ester : en
  • US2382376A - Knockdown body for trailers : en
  • US2382617A - Method of photographically recording the order of passage of moving objects : en
  • US2382785A - Stove or furnace construction : en
  • ES10869Y - Petral for dog. : en es
  • GB571276A - Improvements in or relating to the manufacture of magnesium hydroxide : en
  • USRE22666E - Fluid seal : en
  • USD142120S - Design fob a fluid pressure operated chuck : en
  • USD142057S - Design for a pipe coupling : en
  • US2382199A - Electric apparatus : en
  • US2382467A - Fine-grained steel hardened article : en
  • CH238768A - Process for the production of posters. : de en
  • CA429486A - Engine piston : en fr
  • CH238793A - Reflex camera with curtain shutter. : en fr
  • CA429408A - Bolting-cloth and grit gauze manufacture : en fr
  • US2381990A - Means for detecting structural flaws in sheet material : en
  • CA429450A - Attitude gyro : en fr
  • US2382048A - Loom construction : en
  • USD142088S - Design for a clip ob similar article : en
  • US2382383A - Purification of acrylonitrile : en
  • US2382695A - Tank contents gauge with correction for temperature : en
  • US2381914A - Motor housing : en
  • US2382720A - Solenoid trip butterfly valve : en
  • AU1017643A - Method and apparatus for shaping members : en
  • US2382815A - Hydrocarbon conversion system : en
  • FR52878E - Rescue device for mine work, particularly in underground mining : en fr
  • ES11106Y - Female hat for bathers. : en es
  • ES11742U - A box (Machine-translation by Google Translate, not legally binding) : en es
  • CH238692A - Process for the preparation of an azo dye. : de en
  • DK63805C - Systems for the Transmission of Modulated Electromagnetic Waves. : da en
  • US2381859A - Method of removing mercaptans from hydrocarbon oil : en
  • US2381893A - Distributing apparatus : en
  • US2382381A - Gas testing method and apparatus : en
  • US2382382A - Process for the reactivation of catalyst : en
  • US2382627A - Smoking pipe : en
  • US2382820A - Speed varying gear mechanism : en
  • US2382562A - Drain valve for washing machines and the like : en
  • US2382793A - Production of sulphene amides : en
  • USD142162S - Design fob a cap : en
  • US2382682A - Food product : en
  • US2382092A - Mailbox : en
  • US2382509A - Milling cutter : en
  • US2381884A - Synthetic resins and coating compositions containing them : en
  • US2382065A - Apparatus for producing wound condensers : en
  • US2382135A - Air-driven gyroscopic instrument : en
  • US2382257A - Manufacture of piezoelectric oscillator blanks : en
  • US2382654A - Magnetic materials : en
  • US2382744A - Apparatus for practicing football goal kicking : en
  • US2382049A - Snatch block : en
  • US2382630A - Animated toy : en
  • US2382805A - Spark plug terminal : en
  • USD142078S - Design for a brooch or similar article : en
  • DK63811C - Skin cleanser. : da en
  • ES11115Y - Liquid containers with dropper tube to load pencils. : en es
  • ES11740U - Hygienic siphon. (Machine-translation by Google Translate, not legally binding) : en es
  • AU127624B2 - Improvements in and relating to electric soldering irons : en
  • US2382477A - Lady's pantie : en
  • US2382495A - Indicator : en
  • US2382910A - Conversion of hydrocarbons : en
  • DK63821C - Tool for Fine Polishing of Cylindrical Bores. : da en
  • ES170424A1 - IMPROVEMENTS IN AUTOMATIC AND SEMIAUTOMATIC TELEPHONE SYSTEMS : en es
  • US2381917A - Control for pressing machines : en
  • US2382614A - Apparatus for making hand knitted garments : en
  • US2382651A - Magnetic materials : en
  • USD142046S - Design for a child s rocking device : en
  • USD142110S - Jewelry pin or similar article : en
  • US2381946A - Adhesive cement products and processes of making same : en
  • US2382555A - Relief valve structure for storage tanks for volatile liquids : en
  • US2382046A - Hydraulic press : en
  • US2382228A - Centrifugally controlled governor device : en
  • US2382556A - Binder : en
  • US2382501A - Impulse transmitter : en
  • USD142195S - Design for a preformed airplane hangar or the like : en
  • GR10437B - HOW TO REMOVE THE DEGREE ACUTE OF OIL FROM OILS CAUSING ORGANIC ACIDS BY PROGRESSIVE COOLING. : el en
  • US2382303A - Method of making crankcases : en
  • US2382447A - Track maintenance tool : en
  • US2382653A - Magnetic materials : en
  • US2382746A - Ornaments such as christmas trees and method of manufacture : en
  • USD142190S - Design for a brooch or similar article : en
  • ES10746Y - Tweezers for plucking. : en es
  • ES170419A3 - AN AUTOMATIC VOLUME CONTROL IN VOCAL FREQUENCY CIRCUITS : en es
  • FR902021A - Method of adapting the illumination of the background image and of the foregrounds in color cinematographic shots by the return projection process : en fr
  • ES10951Y - Hollow valve specially made for combustion engines. : en es
  • ES11048Y - Butterfly device for bicycle wheels, : en es
  • ES11288Y - Armor-support provided with bags to house the footwear. : en es
  • IE17009L - Articulated puppets : en
  • US2382784A - Method of making flexible contour maps : en
  • USD142169S - Design for a scarf or similar article : en
  • ES169767A1 - A PROCEDURE FOR THE CONTINUOUS MANUFACTURE OF PAPERS AND FABRICS OF ESNERIL, SAND, GLASS, CARBORUNDUM, CORUNDON AND OTHER ABRASIVES : en es
  • US2382340A - Vehicle heating system : en
  • CA429493A - Sliver formation : en fr
  • US2382014A - Universal demodulator for frequency and amplitude modulation : en
  • US2381976A - Window sash control device : en
  • US2382074A - Wrench : en
  • US2382391A - Eductor : en
  • US2382728A - Waterproof watch : en
  • US2382214A - Clearer for roving or spinning frames : en
  • CH238673A - Thread holder for use in darning on sewing machines. : de en
  • CH238745A - Electric coal column rheostat. : de en
  • US2381986A - Communication apparatus : en
  • US2381985A - Fastening inserting machine : en
  • US2382168A - Apparatus for sorting granular material according to its moisture content : en
  • US2382245A - Method of manufacturing shaft seal assemblies : en
  • CA429417A - Shellac substitute : en fr
  • CH238648A - Spray gun, in particular for spraying plants. : de en
  • USD142009S - Design fob a deodorizer : en
  • US2382165A - Detergent briquette : en
  • ES167436A1 - AN APPARATUS FOR THE PREPARATION OF INFUSIONS OF COFFEE OR OTHER SUBSTANCES : en es
  • GB571285A - Improvements in and relating to fluid controlling valves : en
  • US2381973A - Safety device for disk plow hangers : en
  • CA429491A - Spindle support : en fr
  • US2381996A - Azeotropic distillation : en
  • US2382458A - Apparatus and method for molding concrete blocks : en
  • AU129951B2 - Metallic churns and butter kneaders having no kneading rollers : en
  • USD142205S - Pork or other article of flatware : en
  • USD142202S - Design fob a seal cutter for bottles, or similar article : en
  • US2382536A - Package of liquid material and container therefor : en
  • CA429353A - Dental instrument : en fr
  • CH238791A - Process for the preparation of a new monoazo dye. : de en
  • US2381911A - Electrodeposition : en
  • US2382758A - Engineer architect scale : en
  • US2382737A - Egg separator : en
  • FR52852E - Process for producing toothed wheels by the dividing process : en fr
  • FR902070A - Method of isolating electrical conductors using a tape wound in its longitudinal direction : en fr
  • US2382703A - Circuit breaker : en
  • US2382791A - Power drive for window regulators : en
  • US2382098A - Welding ring : en
  • ES170517A1 - A DOUBLE ROTARY MACHINE TO SIMULTANEOUSLY PRINT TWO PAPER BOBBINS : en es
  • FR52869E - Rotary device for drying cut pasta : en fr
  • USD142024S - Press with indexing table : en
  • ES11295Y - Perfected potentiometer. : en es
  • US2382186A - Toy : en
  • US2382525A - Leveling system : en
  • US2382177A - Apparatus for making composite strips : en
  • US2382918A - Accelerator pedal device : en
  • CA429433A - Engine piston : en fr
  • US2382740A - Sprocket wheel : en
  • CH238774A - Air hose valve. : de en fr
  • US2382669A - Telephoto lens : en
  • USD142155S - Radio cabinet : en
  • US2382636A - Aqueous emulsions of cellulose acetate : en
  • CH238761A - Process for killing microorganisms in products. : de en
  • US2382244A - Intake manifold arrangement : en
  • AU132178B2 - Improvement in power transmission device : en
  • CH238711A - Scale cover plate on measuring instruments, in particular on electrical precision instruments. : de en
  • DK63823C - Lock with two-piece base machine guns. : da en
  • FR902038A - equipment for forced switching of rectifiers : en fr
  • US2382119A - Process for extraction of hydrocarbons : en
  • US2382313A - Hydroxy acid derivatives of camphene : en
  • US2382396A - Three-in-one garment : en
  • US2382493A - Aircraft heating system : en
  • USD142049S - Design for a display cabinet : en
  • US2382361A - Building structure : en
  • US2382545A - Resin acid lactone and method for its production : en
  • US2382569A - Rubber cushioning unit and method of making same : en
  • US2382037A - Norpolycyclopentadiene monohydrohalides : en
  • ES10991Y - Coupling of electrical resistances for electrical utensils and the like. : en es
  • USD142095S - Design for a box or similar article : en
  • US2382534A - Method of melting and refining ferrous metals : en
  • US2382713A - Process for manufacturing magnesium : en
  • US2382111A - Metal spray gun of the wire feed type : en
  • ES11312Y - Trocar for sternal puncture of replaceable and different calibers : en es
  • FR902053A - Heating floor : en fr
  • USD142111S - Design for a necklace : en
  • US2382729A - Fish packing machine : en
  • US2382935A - Variable speed drive mechanism : en
  • US2382117A - Manufacture of motor fuel : en
  • US2382598A - Compressor : en
  • US2382697A - Process for electrical dehydration of petroleum emulsions : en
  • US2382584A - Flexible welded structural connection : en
  • US2382804A - Music character printing : en
  • US2382893A - Telephone system : en
  • US2382021A - Portable hand-operated cutting device : en
  • USD142161S - Design for a toy : en
  • US2382517A - Adjusting mechanism for rolling machines : en
  • US2382005A - Check board for games : en
  • CA429458A - Convertible dispensing cabinet : en fr
  • US2381965A - Solvent extraction of solid materials : en
  • US2382407A - Extraction process : en
  • US2382512A - Pipe thawing device : en
  • US2382621A - Process of making battery separators : en
  • US2382401A - Crimping tool : en
  • US2382777A - Gunnery practice device : en
  • USD142035S - Design fob a jewelry pin ob similar article : en
  • USD142116S - Design for a pack for fragile articles : en
  • US2382449A - Hauling unit : en
  • CH238654A - Chimney cap. : en fr
  • US2382161A - Film supporting base for sound recording machines : en
  • US2382909A - Manufacture of strontium oxide : en
  • NL57511C - : en
  • US2382163A - Detergent briquette : en
  • US2382293A - Stoker apparatus : en
  • US2382329A - Baseball game : en
  • US2381913A - Propeller hoist : en
  • US2382302A - Rifling machine : en
  • US2382459A - Trouser hanger : en
  • US2382927A - Dual brake : en
  • US2381874A - Knockdown container : en
  • ES11280Y - Perfected document holder card. : en es
  • ES170526A3 - A PORTABLE MACHINE FOR SEWING FOOTWEAR : en es
  • FR52855E - Support for a round curtain rod or stair carpet : en fr
  • US2382766A - Control mechanism : en
  • US2382280A - Cylinder, piston, and crankshaft arrangement : en
  • US2382437A - Hydraulic starter : en
  • US2382628A - Broaching apparatus : en
  • USD142184S - Design fob a brooch ob similar article : en
  • US2382255A - Heat exchange apparatus : en
  • US2382629A - Interpolymerization products : en
  • GB571207A - Process for the manufacture of sulphur trioxide : en
  • GB571282A - Improvements in breech-closing means for self-loading firearms : en
  • US2381940A - Method and apparatus for simultaneous aural and panoramic radio reception : en
  • US2382387A - Gas turbine : en
  • US2382030A - Hand cultivator : en
  • AU128620B2 - Improvements in or relating tothe preparation of unsymmetrically substituted guanidines : en
  • US2382648A - Alkalinity regulator for washing machine tanks : en
  • ES11755U - A fabric of spiral or sinusoidal curvature, suitable for making heels of espadrilles and the like (Machine-translation by Google Translate, not legally binding) : en es
  • US2382233A - Article supporting device : en
  • ES10755Y - Trimmed fittings for covered buttons. : en es
  • US2382258A - Phonograph switch : en
  • US2382904A - Stabilization of organic substances : en
  • US2382173A - Standing valve puller : en
  • CA429455A - Multi-layer high pressure cylinder manufacture : en fr
  • CH238759A - Suspension device for chandeliers with tube pendulum. : de en
  • US2382127A - Telegraphic transmission apparatus : en
  • US2382743A - Electromagnetic apparatus for pipe-line surveys : en
  • CA429380A - Welding apparatus : en fr
  • CH238670A - Method for preventing over-tensioning of the thread during bobbin change on winding machines with automatic bobbin change and device for carrying out this method. : de en
  • CA429456A - Electrical tube forming method : en fr
  • CA429463A - Radio shielded spark plug lead : en fr
  • USD142175S - Design for a safety razor handle : en
  • AU120244B2 - Method and apparatus for shaping members : en
  • US2382393A - Wave damping device : en
  • US2382483A - Ignition system for pulverized coal burners : en
  • US2382573A - Container : en
  • US2382331A - Overrunning clutch construction : en
  • US2382747A - Operation of internal-combustion engines with gas generators : en
  • US2382845A - Preparation of sulphur nitride : en
  • USD142133S - Design for a receiver earpiece : en
  • CH238757A - Contact arrangement. : de en
  • US2382097A - Selective control circuit : en
  • US2382166A - Hinge pin, retainer pin, and the like provided with self-locking means : en
  • US2382213A - Copolymerization of drying oils and vinyl compounds : en
  • US2382911A - Toolholder : en
  • US2382526A - Fluid motor : en
  • AU2232245A - Improved support means for vertically slidable windows doors andthe like : en
  • US2382470A - Coin controlled movie-sound machine : en
  • US2382486A - Mattress border stitching machine : en
  • AU120241B2 - Improvements in mining apparatus : en
  • USD142153S - Design fob an insole fob a shoe : en
  • US2382830A - Ironing board cover : en
  • US2381908A - Process of making sulphur trioxide and catalyst therefor : en
  • US2382631A - Optical gun sight : en
  • US2382542A - Relaxing bench : en
  • US2382645A - Mailbox : en
  • CH238686A - Process for the preparation of viscous solutions yielding stable potassium metaphosphate. : de en
  • US2382274A - Gas blast electric circuit breaker : en
  • US2382355A - Luminous rope : en
  • US2382702A - Process for the production of oxidic protective layers on magnesium or its alloys : en
  • CH238752A - Barrier electrode system with at least one grid embedded in the barrier layer. : de en
  • US2382147A - Combined eye shield and guard : en
  • US2382625A - Manifold injection carburetor : en
  • CA429443A - Ultra high frequency radio receiver : en fr
  • US2382946A - Liquid level gauge : en
  • USD142128S - Design fob a bathing suit : en
  • FR901964A - Automatic valve for high pressure steam installations : en fr
  • FR902087A - Improvements to the means of supplying air to the hearths of gasifiers and carburettors or the like : en fr
  • FR902081A - Device for compensating free inertia forces in cinematographic cameras and reproducing devices comprising a shoe system : en fr
  • USD142113S - Design fok a lace tablecloth : en
  • FR52877E - Automatic brake shoe adjuster : en fr
  • FR901968A - manufactured items for building construction : en fr
  • FR902009A - Attaching the film to the reels of developing devices : en fr
  • CH238661A - Device for folding down side parts on seating furniture. : de en
  • AU1123443A - Improvements in and connected with filter systems : en
  • CH238755A - Polarized magnet system. : de en
  • US2382434A - Method and apparatus for recovering a light metal : en
  • USD142157S - Design fob an infant s boot : en
  • CA429469A - Braking system for assisting vehicle steering : en fr
  • US2382807A - Method and apparatus for bending sheet material : en
  • ES11297Y - Improved machine for sewing straps. : en es
  • AU2207645A - Improvements in inductor tuning system : en
  • US2382080A - Pump : en
  • US2382294A - Window sash attachment : en
  • US2382159A - Muffler : en
  • CH238737A - Electrical isolator. : de en
  • CA429461A - Dispensing cabinet : en fr
  • US2382464A - Production of unsaturated carboxylic acids : en
  • US2382810A - Charging coke ovens : en
  • USD142143S - Design fob a pneumatic hammer : en
  • US2382386A - Gas engine exhaust flame quencher : en
  • USD142170S - Design for a nib section for a fountain pen : en
  • ES10733Y - Lunch box or lunch box. : en es
  • ES10497Y - Bind or file all kinds of documents, : en es
  • US2382009A - Maximum demand metering device : en
  • ES168750A1 - A DEVICE FOR THE ADDRESS OF A VEHICLE : en es
  • US2382873A - Paper screw cap : en
  • CH238770A - Hate. : de en
  • FR901991A - fluorescent screen : en fr
  • CA429426A - Water paint : en fr
  • ES10982Y - Announcing apparatus. : en es
  • ES10914Y - Extraction support for blood transfusions. : en es
  • FR901965A - Constant torque transmitter device : en fr
  • GB571241A - Improvements relating to railway signalling systems : en
  • ES10926Y - Paper sheet coupling device. : en es
  • FR902067A - heat exchanger : en fr
  • ES10830Y - New tap for wooden containers. : en es
  • US2381928A - Frequency modulated pulse signaling : en
  • US2382890A - Process of separating and recovering constituents of tall oil : en
  • GB571267A - Improvements in or relating to parachute packs : en
  • USD142082S - Design fob a brooch ob similar article : en
  • US2382435A - Variable grid circuit : en
  • FR902027A - Method of immobilizing an electrolyte, applicable in particular to electrolytic capacitors : en fr
  • US2382714A - Dissolving, softening, gelatinizing, and swelling agents : en
  • ES10612Y - Instructive mechanical toy. : en es
  • FR901992A - Press for pressure gluing of cardboard packaging, etc. : en fr
  • US2382115A - Lubricant : en
  • ES10738Y - Automatic opening tripod. : en es
  • FR901955A - Oscillating comb dry razor : en fr
  • FR902085A - tightening nut on non-threaded rods or tubes : en fr
  • ES10706Y - Duster for cleaning. : en es
  • ES11097Y - Impeller for centrifugal pump. : en es
  • ES11293Y - Living room game. : en es
  • US2381886A - Esters : en
  • USRE22664E - ullstrand : en
  • DK63806C - Sleeve for use in welding together thin electrical wires, in particular coil wire. : da en
  • US2381897A - Jointed manikin doll : en
  • US2382073A - Thermostat control circuit : en
  • US2382476A - Savings bond register : en
  • USD142011S - Design for a butter substitute mixing device : en
  • US2382790A - Reel : en
  • DK63820C - Gas Generator System for Automobiles. : da en
  • USD142063S - Design for a lamp shade : en
  • USD142098S - Design for a locomotive body : en
  • FR52876E - All wood base : en fr
  • US2382427A - Siphon breaker and valve : en
  • US2382809A - Coking expanding coal : en
  • FR901951A - Discharge tube with secondary emission electrode : en fr
  • US2382155A - Artificial structural material and process of making it : en
  • US2382242A - Food composition : en
  • US2381883A - Ester : en
  • US2382508A - Skin fastener : en
  • US2381952A - Stabilization of organic substances : en
  • US2381974A - Method of preparing compresses : en
  • US2382595A - Fish lure : en
  • ES10955Y - Rod-holder chassis for heating devices for curling hair. : en es
  • US2382811A - Adjustable clamp for food choppers or the like : en
  • ES166905A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF MEASURING DEVICES FLUID DISTRIBUTORS : en es
  • US2382160A - Gliding shelves for deep refrigerators : en
  • US2382602A - Fuse link : en
  • CA429404A - Photoflash lamp : en fr
  • US2381945A - Method of producing cast refractory : en
  • US2382298A - Process for pebbling ammonium nitrate : en
  • ES11294Y - Perfect pocket knife. : en es
  • GB571291A - Improved rotary engine : en
  • FR52868E - Method for reducing couplings in telephone cables during the manufacture of groups of conductors or layers of wiring : en fr
  • US2381898A - Cartridge fountain pen : en
  • US2381959A - Magazine for automatic firearms : en
  • US2382247A - Heel treating : en
  • US2382891A - Shipping and display, high pack container : en
  • ES170420A1 - IMPROVEMENTS IN RECTIFIERS : en es
  • CH238688A - Process for the preparation of a derivative of 3,4-dioxy-thiophane. : de en
  • FR901956A - Process for preparing pimelic acid : en fr
  • US2382308A - Carton and package : en
  • US2382424A - Steering stabilizer : en
  • US2382694A - Lubricant manufacture : en
  • CA429374A - Gas concentration measuring apparatus : en fr
  • IE18360L - Superheterodyne receivers : en
  • AU2223045A - Improvements in or relating to solvent-dispersed adhesives : en
  • FR901978A - Method for isolating the rivet rings of manifolds : en fr
  • USD142200S - Design fob a clip or similar article : en
  • ES11758U - Perfected belt with extendable buckle (Machine-translation by Google Translate, not legally binding) : en es
  • US2382485A - Method of forming conical disks : en
  • US2382745A - Bending machine : en
  • USD142089S - Jones child s aero-velocipede : en
  • ES10709Y - Elastic seatpost for motorcycle, bicycle and similar guides. : en es
  • US2381878A - Textile printing pastes and textiles produced therefrom : en
  • US2382624A - Camera shutter : en
  • US2382596A - Mechanical extensor : en
  • US2382220A - Photocell and filter combination : en
  • US2382384A - Process for the manufacture of shaped metal products : en
  • US2381890A - Method of forming lined pressure vessel connections : en
  • CH238782A - Spring-loaded axle bracket of a rail vehicle. : de en
  • CA429367A - Refrigerating apparatus mounting : en fr
  • CA429471A - Telephone system : en fr
  • CH238743A - Remote control system. : de en
  • US2382106A - Multiple bit toolholder : en
  • US2382045A - Method of forging : en
  • US2382079A - Needle threader : en
  • USD142096S - Combination op costumer and shelf unit or similar device : en
  • FR902051A - Improvements to amplitude control modes in transmission systems : en fr
  • FR52865E - Manufacturing process of various tanks and containers : en fr
  • ES10772Y - Desktop file. : en es
  • ES11030Y - Device for fixing the fabrics or canvases of the furniture that carry them, foldable or not. : en es
  • ES170461A1 - CLOSURE IMPROVEMENTS FOR IRRELABLE RECIPIENTS : en es
  • FR901952A - Assembly intended to transform oscillations modulated in frequency into oscillations modulated in amplitude : en fr
  • FR901977A - 3-oxo-pimelic acid ether-salts and process for their preparation : en fr
  • CH238683A - Shoe tree. : en fr
  • CH238732A - Device for saving fuel when operating internal combustion engines. : de en
  • GB571273A - Amalgam decomposition : en
  • US2382138A - Composite beam structure : en
  • ES170442A1 - A PROCEDURE FOR OBTAINING AN ANTIPARASITARY ESCAYOLATE BANDAGE : en es
  • ES10831Y - Push buttons, switches or switches for electrical currents. : en es
  • US2382365A - Carburetor ice warning gauge : en
  • US2382821A - Universal shoe fixture for orthopedic attachments : en
  • GB571275A - Improvements in or relating to iron blue pigments : en
  • US2382759A - Micrometer gauge : en
  • FR901966A - Low frequency induction furnace : en fr
  • FR901975A - Process for preparing food flavors : en fr
  • CH238655A - Electric heater. : de en
  • CH238677A - Resistant printing preparation. : de en
  • FR901954A - Head of a dry razor with a movable comb : en fr
  • US2381872A - Arteficial horizon and bank indicator for aircraft trainers : en
  • US2382146A - Projectile game : en
  • US2382557A - Obstruction warning device : en
  • US2382660A - Treatment of optical surfaces : en
  • US2382325A - Mounting of small cannon in the wings and the like of aircraft : en
  • FR901986A - Terminal board with one or more series of metal bridges for connecting cables or conductors wires : en fr
  • FR902068A - New production process for cinematographic cartoons : en fr
  • US2382091A - Wheeled figure toy : en
  • US2382301A - Combustion apparatus : en
  • US2382296A - Razor blade with integral guard : en
  • US2382760A - Warping machine : en
  • ES9923Y - Fruit washer. : en es
  • GB571281A - Improvements in or relating to air ducts : en
  • US2381983A - Drafting mechanism for textile : en
  • US2382412A - Fuel pump : en
  • US2382549A - Electrolytic smoothing of metals : en
  • US2382708A - Resettable counter : en
  • USD142037S - Design for an electric toaster : en
  • US2382102A - Gunstock forming machine : en
  • US2382490A - Method and apparatus for treating water : en
  • US2382848A - Electroacoustic transmission plant for reproduction in places with noise disturbances : en
  • US2382116A - Mounting for motion picture and sound projectors : en
  • US2382403A - Artificial hand and means for actuating the same : en
  • US2382093A - Method for making geophysical surveys : en
  • US2382902A - Boiler feed-water treatment process : en
  • USD142068S - Embroidered trimming or the like : en
  • CH238738A - Connection device for drawing electricity from overhead electrical lines. : de en
  • US2382318A - Alkylation of benzene : en
  • US2382772A - Film feeding mechanism : en
  • FR901969A - Method and arrangements of electrical circuits for obtaining a direct current, of intensity as a function of the derivative, with respect to time of the frequency of an alternating current, with variable voltage and frequency : en fr
  • US2382574A - Centrifugal : en
  • US2382739A - Apparatus for taking pictures of the images produced by electron optic apparatus : en
  • FR52872E - Device for reducing variations in reactive power in static rectifier installations : en fr
  • FR902074A - Electrical assembly including an electron tube : en fr
  • ES11117Y - Improvements introduced in the manufacture of supports for wooden grates. : en es
  • US2382060A - Collet with removable pads : en
  • US2382044A - Production of water-free alcohol : en
  • US2382640A - Resinous polymer of methylene dioxolane : en
  • ES170489A1 - A PROCEDURE FOR THE MANUFACTURE OF SAVED WOODEN BOXES, PROVIDED FOR THE CONDITIONING AND PACKAGING OF TOMATOES AND OTHER FRESH FRUITS : en es
  • FR901985A - Magnetostatic pole piece lens : en fr
  • FR902092A - Delaying composition and its various applications, in particular improvements to pyrotechnic delay devices : en fr
  • CA429356A - Clinical irrigating device : en fr
  • US2382388A - Wringer : en
  • US2382647A - Electrical wiring system : en
  • US2382917A - Manufacture of new pyrrole derivatives : en
  • USD142059S - Design foe a portable clothes rack : en
  • US2382017A - Pencil sharpener : en
  • US2382095A - Electrical connector : en
  • US2382945A - Fastener device for electrical conductors : en
  • CA429445A - Microwave device : en fr
  • GR10434B - METHOD OF COVERING ROOFS WITH CEMENT MORTAR PLATES PURPOSED DIRECTLY ON THE INCLUDED PERMANENT PLATING OF THE ROOF AGAINST TILES. : el en
  • FR902010A - Method of pumping and sealing discharge tubes or incandescent lamps : en fr
  • US2381873A - 6-amino nicotinamide derivatives : en
  • US2382145A - Extracting tongs : en
  • US2382895A - Control mechanism : en
  • DK63801C - Apparatus for AC Telegraphy with Frequency Doubling. : da en
  • FR52885E - Distributor for switching from start-stop service to synchronous service : en fr
  • FR901960A - Method for correcting distortions arising in electronic amplifiers : en fr
  • USD142151S - Design fob a card holder : en
  • AU120238B2 - Improvements relating to sanitary pan installations : en
  • AU140886B2 - Improvements in inductor tuning system : en
  • CA429362A - Egg handling and conveying apparatus : en fr
  • CH238720A - Mobile tool box with extension device. : de en
  • US2382000A - Fuel injection pump : en
  • USD142022S - Design for a hydraulic press : en
  • US2382142A - Process for recovering substantially pure m-cresol or p-cresol : en
  • US2382283A - Thermostatic mixer : en
  • US2382320A - Fowl leg tendon extractor : en
  • CH238794A - Gas heater with heating surfaces arranged on the walls of a combustion chamber. : de en
  • US2382436A - Reactance tube circuit : en
  • USD142026S - Design fob a potato cutter : en
  • US2381979A - Sound film printing optical system : en
  • US2382158A - Food mixer power unit : en
  • US2382188A - Oxidation of vat and sulphur dyes : en
  • US2382507A - Marine turbine electric drive : en
  • USD142032S - Design for a condiment receptacle : en
  • USD142154S - Design foe a pull toy : en
  • USD142199S - Design for a starter : en
  • US2382094A - Hook wall well packer : en
  • US2382681A - Liquid atomizer and diffuser : en
  • CA429464A - Shoe machine : en fr
  • CH238660A - Holding device for stair runners. : de en
  • US2382268A - Hydraulic brake : en
  • US2382857A - Electric induction apparatus : en
  • CA429481A - Swivel coupling : en fr
  • CH238751A - Motor protection switch with quick release. : de en
  • CH238724A - Automatic metering-lubricator with measuring device. : en fr
  • US2381956A - Work support for lathes : en
  • US2382866A - Steering gear for vehicles : en
  • US2382059A - Liquid dispenser equipment : en
  • US2382167A - Benzene-sulphonamido derivatives and process of making same : en
  • US2382217A - Concentric transmission line termination : en
  • CA429431A - Fragmentary material separating apparatus : en fr
  • US2382453A - Continuous pressure separating device : en
  • US2382892A - Cleaning apparatus : en
  • USD142015S - Design fob a coin receptacle : en
  • CA429359A - Tampon making apparatus : en fr
  • US2382221A - Planting spacer for flats : en
  • US2382292A - Tool for making electrical connections : en
  • US2382314A - Fountain brush : en
  • CH238684A - Centrifuge for cleaning liquids. : de en
  • US2381982A - Brush assembly : en
  • US2382582A - Hydrocarbon conversion with silica chromium oxide catalysts : en
  • US2382657A - Breadmaking machine : en
  • US2382335A - Ski : en
  • US2382478A - Portable bridge structure : en
  • USD142034S - Design fob a hydroplane : en
  • USRE22665E - Maternity garment : en
  • CA429360A - Vehicle headlight control apparatus : en fr
  • CH238784A - Safety device on a controllable pitch propeller control. : de en
  • US2382861A - Printing ink, process of printing, and article for use therewith : en
  • CH238666A - Method and apparatus for forming dumplings. : de en
  • CH238777A - Counter-pedal braking mechanism fitted with an anti-theft device for cycles. : en fr
  • CH238742A - Electrical contact device. : de en
  • US2382567A - Signaling system : en
  • CH238716A - Installation for the control of a series of machine tools arranged on a work bench. : en fr
  • US2382019A - Compound screw : en
  • US2382215A - Size control mechanism : en
  • US2382806A - Synthetic plastic article and method of making the same : en
  • US2382907A - Press button closure band : en
  • US2382919A - Esters of aleuritic acid : en
  • US2382592A - Respirator locking means : en
  • US2382013A - Workpiece feeding means for machine tools : en
  • CH238781A - Method and device for the simultaneous triggering of switching operations in a plurality of wagons of a train composition. : de en
  • CH238650A - Device for connecting two roof panels with a rafter. : de en
  • AU1090043A - Improvements in electric lamp holders andthe like : en
  • US2382646A - Electrical switching means : en
  • US2382473A - Production of butadiene : en
  • US2382905A - Stabilization of petroleum hydrocarbons : en
  • CA429439A - Fluid regulator : en fr
  • CH238773A - Pneumatic tires for vehicles. : de en
  • CH238701A - Device for taking relief photographs. : en fr
  • US2382774A - Trapper's tool : en
  • US2382341A - Scissors : en
  • US2382836A - Transportable gun mount : en
  • ES170486A1 - A VULCANIZING MACHINE FOR HEAT AND PRESSURE : en es
  • CA429369A - Cable end box for high voltage conductors : en fr
  • CH238703A - Electric drive on model and toy trains. : de en
  • ES170478A1 - IMPROVEMENTS INTRODUCED IN THE MACHINES FOR LINING BUTTONS : en es
  • CA429394A - Brake slack adjuster : en fr
  • US2382632A - Process for rendering wool nonfelting : en
  • US2382924A - Sulphones of the aromatic series and a method of making the same : en
  • CH238725A - Fuel injection device supplying an internal combustion engine cylinder with compression ignition. : en fr
  • US2382886A - Treatment of lime-containing raw materials : en
  • USD142100S - Design for a locomotive body : en
  • US2381968A - Aircraft with a rotary blade system : en
  • US2382856A - Truck : en
  • USD142065S - Design fob a guard fob sewing machines : en
  • US2382773A - Self-aligning bearing structure : en
  • US2382930A - Laminating apparatus : en
  • USD142114S - Design fob a lace tablecloth : en
  • US2381887A - Mixed esters : en
  • US2381868A - Textile printing compositions : en
  • US2382256A - Diamond cutting machine : en
  • US2382589A - Wheel assembly : en
  • US2382696A - Method and apparatus for filling containers : en
  • US2381958A - Unloading machine : en
  • US2381948A - Control system : en
  • US2382103A - Ink fountain and liner therefor : en
  • US2382131A - Foot visualizer : en
  • US2382373A - Frictional controlling device for rotating bodies : en
  • USD142167S - Design for a comb : en
  • USD142193S - Design for an earring or similar article : en
  • US2382096A - Paving machine : en
  • US2382607A - Dictation machine : en
  • US2382250A - Machinist's gauge and miter measuring device : en
  • US2381903A - Locking means for race horse starting gates : en
  • US2382565A - Recovery of material from roaster gases : en
  • USD142056S - Design fob a picture frame : en
  • US2382300A - Folding chair : en
  • USD142102S - Design fob a locomotive body : en
  • GB571274A - Manufacture and use of vat dyeing and printing compositions : en
  • CH238691A - Method and device for the production of isoximes. : de en
  • CH238771A - Procedure and device for loading containers with disintegrated material, such as cement or similar. : en it
  • ES10670Y - Device that prevents fraud in the consumption of electricity. : en es
  • GB571260A - Improvements in the heels of shoes and like articles of footwear : en
  • GB571286A - Improvements in or relating to structures, such as huts, glass-houses, garden framesand the like : en
  • ES11049Y - Additional drill device for drilling and countersinking with different profiles in the same operation. : en es
  • ES11103Y - Brazier. : en es
  • ES10800Y - Propaganda device, with automatic appearance clipping. : en es
  • ES10824Y - Fishing rod perfected. : en es
  • CA429390A - Aldehyde and acid production : en fr
  • US2381915A - Flat coating composition and an oilcloth made therefrom : en
  • USD142027S - Design fob a merchandise display case : en
  • US2382287A - Automatic magazine peed solid fuel heater : en
  • USD142187S - Design for a brooch or similar article : en
  • ES170510A1 - A PROCEDURE FOR THE MANUFACTURE OF POCKET CALCULATING MACHINES : en es
  • ES10878Y - Electric lamp holder, light intensity regulator. : en es
  • ES170496A1 - A PROCEDURE FOR NEUTRALIZING THE SULFURIC ACID CONTAINED IN THE ORGANIC FERTILIZER FROM FISH : en es
  • ES11344Y - Electric plug to be assembled and disassembled by hand, with insulating case. : en es
  • US2382281A - Ripping scissors : en
  • US2382008A - Knitting machine : en
  • US2382339A - Forging press : en
  • US2382357A - Metallic skin-covered structure : en
  • CH238740A - Electrical system, especially for tariff switching. : de en
  • ES10734Y - Silencer to suppress the noises in the conductive channels of air or gaseous fluids. : en es
  • ES11027Y - Pencil sharpener. : en es
  • ES11087Y - Closure system for all kinds of footwear, and especially rubber boots or half-boots : en es
  • US2382451A - Core winding apparatus : en
  • FR52891E - Product to replace soaps, bars of soap, etc., and its manufacturing process : en fr
  • GB571225A - Device for the frequency modulation of the resonant frequency of a cavity resonator : en
  • ES170426A1 - AN ELECTRICAL APPLIANCE, CAZAMOSCAS AND INSECTS : en es
  • US2382735A - Electrical cell apparatus : en
  • US2382342A - Chlorination of rubber : en
  • US2382489A - Connection for containers : en
  • ES11065Y - Universal fuel stove for heating plates and the like. : en es
  • ES10834Y - Apparatus for supplying determined volumes of liquids. : en es
  • US2382070A - Fountain pen : en
  • US2382522A - Ordnance : en
  • CA429448A - Belting : en fr
  • CH238756A - Rotating contact converter. : de en
  • ES8644Y - Double button stamped iron for portable tents in food transport. ampaña. : en es
  • GB571277A - Improvements relating to the conveying of dough and like plastic material : en
  • GB571280A - Improvements in or relating to the production of boards and sheets from waste fibrous materials : en
  • ES11043Y - Universal spring for fittings for the inflation of bicycle, car and similar vehicle wheels. : en es
  • ES4851Y - New gas pipe. : en es
  • FR901993A - Voltage regulator device for current generators controlled at variable numbers of revolutions, in particular on vehicles : en fr
  • US2382275A - Insulated electric conductor : en
  • US2381919A - Autographic register : en
  • US2382601A - Method of making sintered powdered iron articles : en
  • US2382032A - Nipple piercing needle for nurseries : en
  • US2382734A - Electrical determination or control of chlorine in liquids : en
  • ES170516A1 - IMPROVEMENTS IN THE PLASTIFICATION OF VINYLIC RESINS : en es
  • US2381938A - Battery terminal : en
  • US2382802A - Emulsion copolymerization of butadiene-1,3 hydrocarbons and monovinyl compounds copolymerizable therewith : en
  • US2382273A - Copper bearing stainless steel : en
  • US2382896A - Barking machine : en
  • US2382349A - Method of making self-aligning bearings : en
  • US2382180A - Vehicle brake : en
  • US2382421A - Hydraulic gas compressor : en
  • US2382395A - Method of and apparatus for direct reduction of iron ores : en
  • US2382181A - Concentration of aqueous acetic acid : en
  • US2381977A - Sewing machine : en
  • US2382475A - Method for producing plant extracts : en
  • USD142204S - Design for a fork or other article of flatware : en
  • FR902049A - Tool holder for art or decoration : en fr
  • ES11052Y - Regulating clamp of the conductive tube of liquids for serums and all kinds of pharmaceutical preparations. : en es
  • ES11732U - New funnel (Machine-translation by Google Translate, not legally binding) : en es
  • ES170450A1 - A NEW VAPOR GENERATOR, CHARACTERIZED BY A HIGH THERMAL PERFORMANCE OF SELF-CLEANING OF VAPORIZATION WATER, WITH VACUUM AUTO-CIRCULATION DEVICE NOT ACHIEVED BY ANY OTHER GENERATOR : en es
  • ES10804Y - Perfected metal scourer. : en es
  • ES170504A1 - A PROCEDURE FOR THE MANUFACTURE OF A MIXTURE OF DISINFECTANTS AND FITOHORMONAS, INTENDED FOR THE TREATMENT, OF SEEDS BEFORE SOWING : en es
  • FR902030A - Method and device for manufacturing fire starters : en fr
  • ES10852Y - Luminescent display. : en es
  • FR901996A - Method of constructing tensile and pressure resistant walls, floors and roofs for buildings, tanks and other similar applications : en fr
  • GB571228A - Improvements in or relating to electrical contacts : en
  • US2381926A - Control apparatus : en
  • CH238653A - Heating installation. : en fr
  • US2382219A - Domestic appliance : en
  • US2382718A - Lifting device : en
  • US2382803A - Reaction products of dienes and process of producing same : en
  • US2382842A - Gas turbine : en
  • CA429366A - Effervescent liquid dispensing apparatus : en fr
  • CH238728A - Reversible, multi-cylinder two-stroke internal combustion engine. : de en
  • US2381857A - Dual wheel assembly : en
  • USD142158S - Recessed speaker grille frame for a radio cabinet : en
  • USD142185S - Design fob a brooch ob similar article : en
  • CA429479A - Machine tool part control mechanism : en fr
  • US2382840A - Self-adjusting hoisting means for sunken ships : en
  • CH238726A - Machine with opposing free pistons. : en fr
  • CH238731A - Device for switching an internal combustion engine from a generator gas-air mixture to another combustible mixture and vice versa. : de en
  • US2381858A - Hand truck : en
  • US2382623A - Automatic shutter : en
  • CA429384A - Electric control circuit : en fr
  • US2382687A - High-pressure blower : en
  • USD142129S - Design for a pack for fragile articles : en
  • US2382818A - Corrosion prevention : en
  • USD142136S - Design for a clothes pole head : en
  • US2382360A - Flotation process : en
  • US2381930A - Fluid pressure compounding system : en
  • US2382789A - Portable landing apron and runway : en
  • US2382411A - Speed regulator for automatic guns : en
  • US2382671A - Direct method of producing color pictures : en
  • US2382755A - Catalytic conversion of hydrocarbon oils : en
  • USD142117S - Parsons etal pack for praoile articles : en
  • AU127800B2 - Improvements in or relating to solvent-dispersed adhesives : en
  • US2381971A - Anthraquinone dyestuffs : en
  • US2382176A - Steam generator : en
  • US2382570A - Frictional clutching device : en
  • USD142058S - Botsford etal portable clothes container : en
  • ES170429A1 - PROCEDURE FOR MANUFACTURING PRODUCTS THAT INCLUDE THE PHYMIC ACID IN A RISING STATE : en es
  • FR902039A - Improvements in direction-finding and, in particular, long-range direction-finding processes : en fr
  • US2382309A - Phosphonamide : en
  • FR901957A - Method and device for reducing the friction of the base of the bobbins on the platen of spinning and twisting looms : en fr
  • GB571235A - Improvements relating to cap devices : en
  • CH238700A - Stamp carrier. : de en
  • ES170437A1 - IMPROVEMENTS IN SLIDING NEEDLES WITH PNEUMATIC MECHANISM SPECIALLY COUPLABLE TO SEWING MACHINES FOR STOCKING STOCKINGS AND OTHER KNITTING MACHINES : en es
  • FR902059A - New azo dyes : en fr
  • ES11078Y - Automatic firing pistol : en es
  • FR902088A - Improvements to phase-shifting electrical circuits : en fr
  • ES10710Y - New refrigerators. : en es
  • ES170513A1 - A MECHANICAL SYSTEM FOR THE AUTOMATIC CHANGE OF SPEEDS BETWEEN AN ENGINE TREE AND ANOTHER RESISTANT : en es
  • US2382679A - Hinge joint for artificial limbs : en
  • US2382795A - Loom harness : en
  • USD142125S - Design fob a wallet : en
  • CH238682A - Fittings on mountain boots with rubber soles. : de en
  • US2382375A - Flexible pipe coupling : en
  • USD142044S - Casing for a calculating device : en
  • US2382018A - Apparatus for electroplating : en
  • US2382322A - Safety control for pressing machines : en
  • US2382450A - Electrolytic production of magnesium : en
  • CH238695A - Process for the production of water softeners. : de en
  • FR901970A - Process for carrying out hydrogenation reactions : en fr
  • ES10327Y - Perfect packaging for movies. : en es
  • US2382504A - Method and apparatus for forming tubular casings : en
  • US2382406A - Method and apparatus for dispensing gummed tape : en
  • ES10836Y - Rocket-powered toy airplane. : en es
  • US2382020A - Cutting-off tool : en
  • US2382441A - Manufacture of phthalocyanine pigments : en
  • ES170451A1 - AN APPARATUS PHOTOGRAPHIC SCENE NUMBERER APPLICABLE TO APPARATUS PHOTOELECTRIC SOUND PRINTING : en es
  • FR901959A - Improvements to potato peeling machines : en fr
  • US2382029A - Multiple drawing spacer : en
  • USD142178S - Design fob a cigarette holder : en
  • CA429351A - Securing means : en fr
  • CH238663A - Device for fastening swivel castors in pipe parts. : de en
  • ES10799Y - Plug device for connection of conductors. : en es
  • ES11081Y - Stove, perfected. : en es
  • USD142016S - Thumb-rest for firearms or similar article : en
  • US2382711A - Device for electric resistance welding : en
  • US2382712A - Heater arrangement : en
  • ES168220A1 - A PROCEDURE FOR THE MANUFACTURE OF RADIOTELEFÓNIC WAVE COLLECTORS : en es
  • GR10432B - DENTAL DEVICE. : el en
  • ES170475A1 - MANUFACTURING PROCEDURE FOR MOLDED CORK BOXES AND BOXES : en es
  • GB571208A - A new or improved solder for aluminium articles : en
  • GB571224A - An improved method of stabilising hydrogen peroxide : en
  • ES10691Y - Saddle applicable to all kinds of bicycles. : en es
  • FR52861E - Process for producing aluminum-silicon alloys : en fr
  • FR902017A - Device for introducing secondary air into hearths with mechanical grille : en fr
  • US2381866A - Apparatus for induction heating of molding machines : en
  • ES10842Y - Protective cap from dust and particles, applicable to grinding wheels, polishers, routers or similar. : en es
  • ES11102Y - Box-case for perfume bottles and other objects. : en es
  • FR902045A - Construction and elements for its realization : en fr
  • FR902037A - Magnetic regulator : en fr
  • ES11734U - Device for the presentation and subjection of postcards, photos, samples and elements. (Machine-translation by Google Translate, not legally binding) : en es
  • FR902036A - Installation for transmission of electrical energy by high voltage direct current : en fr
  • GB571239A - Improvements in or relating to radio transmitting devices for navigation purposes : en
  • FR52874E - Process for making artificial leather : en fr
  • US2382439A - Color grading apparatus and method : en
  • US2382796A - Hectograph printing ink : en
  • USD142061S - Caldwell circulating heater : en
  • USD142174S - Design for a garden cultivator : en
  • GB571248A - Manufacture of moulding powders : en
  • IE17048L - Lasting machine : en
  • US2382015A - Demodulator for frequency and amplitude modulation : en
  • US2382418A - 2-substituted furan-3,4-dicarboxylic acids and their corresponding saturated analogues : en
  • US2382665A - Balancing machine : en
  • CH238667A - Device for better utilization of the heat when cooking. : de en
  • CA429449A - Permeability measuring apparatus : en fr
  • ES10871Y - Pocket notebook with rolled paper reserve. : en es
  • ES10006Y - Fast water heater for high consumption installations. : en es
  • FR52887E - Brush-brush of a new portable model intended for the maintenance, the cleaning of the nails and the toilet of the digital ends : en fr
  • ES10935Y - Coin purse. : en es
  • FR52888E - Devices for dry shaving : en fr
  • GB571227A - Improvements in or relating to flexible sheet material comprising a sheet or surfacecoating containing polyvinyl chlorides : en
  • CA429392A - Polarized-field generator : en fr
  • ES11042Y - Racord for inflation of the inner tubes of bicycles, motorcycles, automobiles and similar vehicles, provided with a special spring. : en es
  • US2381934A - Multiple-unit speed control : en
  • US2382633A - Gauge : en
  • US2382932A - Welding rod container : en
  • US2382051A - Closure for containers : en
  • USD142159S - Recessed speaker grille frame for a radio cabinet : en
  • ES10861Y - Coffee grinder perfected for home use. : en es
  • US2382551A - Brake mechanism : en
  • US2382347A - Toy helicopter : en
  • US2382667A - Refrigerating system for motor vehicles : en
  • USD142017S - Design for a hand mirror : en
  • US2382626A - Plate handling device : en
  • US2382230A - Take-up for twist lace machines : en
  • US2382722A - Solar heater : en
  • US2381975A - Apparatus for testing the pitch of gears : en
  • US2382637A - Collapsible foot tub : en
  • US2382786A - Air blast circuit breaker : en
  • US2382006A - Internal-combustion engine : en
  • USD142086S - Design for a brooch or similar article : en
  • US2382279A - Device for recovering a radiation source : en
  • CH238746A - Electric coal column rheostat. : de en
  • US2382462A - Oil-resistant thermoplastic and method of making : en
  • US2382105A - Roto-thrust converter : en
  • US2381929A - Well conditioning apparatus : en
  • US2382246A - Motor vehicle : en
  • US2382410A - Trigger mechanism : en
  • US2382576A - Dispensing unit : en
  • CH238735A - Secondary voltage transformer continuously adjustable in magnitude and sign. : en fr
  • US2381991A - Propeller pitch control : en
  • US2382559A - Footwear and method of its manufacture : en
  • US2381939A - Process of producing a dispersive agent : en
  • US2382863A - Article handling apparatus : en
  • AU2251145A - A metallic element for forming non-Adherent surfaces of apparatus for production and manipulation of butter and the like : en
  • CA429421A - Harvester : en fr
  • CH238647A - Ladder with support. : de en
  • US2382227A - Automatic ingot tongs : en
  • US2382521A - Fastening device : en
  • US2382088A - Clutch : en
  • USD142177S - walsh : en
  • CA429495A - Coating composition : en fr
  • US2382266A - Gauge for pipe bending machines : en
  • US2382343A - Aircraft power plant : en
  • US2382675A - Method of storing and filling batteries : en
  • CA429427A - Dispensing carton : en fr
  • US2382839A - Centrifugal pump : en
  • US2382112A - Sole compressor for shoes : en
  • ES10753Y - Device with a projection screen, intended for advertising in shop windows and the like. : en es
  • GB571222A - Improvements relating to dust separators : en
  • CH238762A - Containers for a surgical suturing instrument and accessories therefor. : de en
  • US2382007A - Demonstration device, particularly for insurance purposes : en
  • US2382128A - Telegraph switching system : en
  • US2382906A - Stabilization of petroleum hydrocarbons : en
  • USD142090S - Design fob a knife ob other abticle of flatware : en
  • US2381865A - Coagulant method : en
  • US2382615A - Oscillator tuning system : en
  • US2382879A - Detonating device : en
  • USD142176S - Playimg card holder or similar article : en
  • CA429368A - Wire coil insert for screws : en fr
  • DK63802C - Telegram form for Photo Automatics for Use in Photo Telegraphy. : da en
  • ES10806Y - New heel model and procedure for fixing it on women's shoes. : en es
  • US2381923A - Hydraulic drive : en
  • US2382081A - Method of treating wire for belt manufacture : en
  • US2382277A - Munitions : en
  • US2382399A - Treatment of cellulose : en
  • CA429460A - Sheet material dispensing cabinet : en fr
  • CH238706A - Precision calliper combined with a micrometer. : de en
  • US2381881A - Mixed esters : en
  • USD142126S - Design for a fluorescent lighting fixture : en
  • US2381955A - Envelope machine : en
  • US2382288A - Method for separation of hydroxy carboxylic acids : en
  • US2382913A - Centrifugal compressor : en
  • USD142164S - Design fob a finger ring : en
  • CA429382A - Triazine derivative : en fr
  • US2382101A - Electric iron : en
  • US2382685A - Rotary jet gun : en
  • CH238800A - Pedal cranks for bicycles. : de en
  • ES9956Y - Blind designed to prevent the passage of insects. : en es
  • US2382677A - Leader control for fishlines : en
  • US2382709A - Radio directional control system for vehicles : en
  • USD142142S - Design fob a radio receiver cabinet : en
  • US2382635A - Collapsible top for automobiles : en
  • US2382179A - Reflector support : en
  • CH238785A - Method of making a quaternary compound. : de en
  • CH238789A - Process for the production of a water-soluble, higher molecular weight, α-substituted benzylamine derivative. : de en
  • US2382371A - Hydrocarbon conversion process : en
  • CH238644A - Sowing device. : de en
  • US2382328A - Hockey game : en
  • US2382731A - Adhesive : en
  • US2382833A - Precision timer : en
  • US2382878A - Fluorescent desk lamp : en
  • US2382043A - Compounded mineral oil : en
  • US2382297A - Floor converings : en
  • USD142030S - Design fob an automobile : en
  • US2381980A - Sound film printing optical system : en
  • AU2239845A - Improvements in and relating to electric soldering irons : en
  • US2382260A - Treatment of aromatic compounds : en
  • US2382599A - Refrigerated display case : en
  • NL114947B - : en
  • US2382223A - Brake equalizer : en
  • US2382351A - Extensometer : en
  • US2382748A - Nut : en
  • CA429424A - Shelter building : en fr
  • ES10810Y - Removable electric resistance bar. : en es
  • ES11731U - Plow with moldboard and grate. (Machine-translation by Google Translate, not legally binding) : en es
  • US2382870A - Brake mechanism : en
  • US2382428A - Clamping device : en
  • US2382733A - Refrigeration apparatus : en
  • US2382400A - Wrapper for wound filamentary masses : en
  • US2382716A - Compressor : en
  • USD142025S - Design fob, a coat : en
  • US2382198A - Oscillator stabilizing circuit : en
  • US2382622A - Glycol esters of phenylphosphonic acid : en
  • US2382190A - Perforating apparatus and work placing device for same : en
  • US2382208A - Structural element : en
  • ES10598Y - Double contact plug. : en es
  • USD142112S - Design fob a game board : en
  • USD142131S - Counter display stand for packaged commodities : en
  • FR901994A - Exhaust gas and mist valve : en fr
  • GB571259A - Mop squeezer : en
  • US2381860A - Links and ornamental fabric therefrom : en
  • US2382156A - Preparation of amino triazoles : en
  • US2382263A - Braking system : en
  • US2382064A - Calculating device : en
  • DK63817C - Valve control device for multi-cylinder combustion engines. : da en
  • ES170465A1 - A PROCEDURE FOR THE MANUFACTURE OF STRIPS, TAPES, CORDS AND SIMILAR, FROM PAPER TAPE : en es
  • ES10916Y - Blood collection needle for transfusions. : en es
  • US2382002A - Log bunk : en
  • US2382389A - Propeller mechanism : en
  • US2382494A - Press guard : en
  • US2382674A - Method of making images on metal plates : en
  • US2382184A - Resinous materials and method for the production thereof : en
  • US2381947A - Energy reclamation means : en
  • US2382229A - Controllable pitch propeller : en
  • ES170515A1 - IMPROVEMENTS IN THE PLASTIFICATION OF VINYLIC RESINS : en es
  • GB571240A - Process for producing metals : en
  • US2382235A - Valve structure : en
  • US2382899A - Alkylation of branched chain paraffin hydrocarbons : en
  • US2381960A - Chemical processes and products : en
  • ES10983Y - Cut-out table football game. : en es
  • FR901988A - protective equipment for direct current transmission against unhooking of the inverter : en fr
  • US2382350A - Cigarette dispenser : en
  • USD142045S - Brooch or similar article of jewelry : en
  • ES11331Y - Feeding bottle. : en es
  • US2382659A - Toilet paper roll holder : en
  • US2382316A - Punch press guard : en
  • USD142085S - Design for a brooch or similar article : en
  • USD142087S - Design for a clip ob similar article : en
  • US2382487A - Selector for automatic phonographs : en
  • US2382510A - Boring tool : en
  • CH238652A - Opening device for roller shutter guides at a room opening. : de en
  • ES10787Y - Automatic greasing bearing, specially designed for textile preparation machines. : en es
  • ES170435A3 - AN ELECTRONIC REGULATORY DEVICE OR EQUIPMENT : en es
  • FR902005A - Tube of minimum dimensions for high voltages : en fr
  • US2382185A - Nitrogenous condensation products : en
  • US2382402A - Passenger accommodations in vehicles : en
  • CH238674A - Sewing machine shuttle. : en fr
  • GB571234A - Improvements relating to vehicle and other door fastenings : en
  • FR902023A - Hydrocycle : en fr
  • ES167477A1 - A PROCEDURE FOR OBTAINING A SEMI-CLEARED PRODUCT TO REPLACE THE RUBBER-BASED MUSICAL RABBITS USED IN THE CLOSURE OF CONSERVES AND PRODUCTS OF ALL GENDER, WELL OF CANVAS, SHEET OR CRYSTAL, WHICH REQUIRE CLOSING OR SEALING BOARD : en es
  • US2382420A - Tight-loose wrap mechanism : en
  • USD142192S - Design fob a clip ob similar abticle : en
  • US2382604A - Printer for lenticular color films : en
  • US2382865A - Bright dip : en
  • CA429397A - Torsional measuring device : en fr
  • CH238780A - Method for equal load control of internal combustion electric locomotives. : de en
  • FR901980A - Process for the preparation of betaine derivatives : en fr
  • ES170480A1 - A SEPARATOR TO ELIMINATE BY FLOTATION GRAINS OF LIGHT AND DEFECTIVE CEREALS OF WHOLE WHOLE GRAINS : en es
  • USD142119S - Design for a pack for fragile articles : en
  • US2382337A - Bituminous protective compositions : en
  • US2381885A - Mixed esters : en
  • US2382560A - Method of producing a filter medium : en
  • ES170417A1 - IMPROVEMENTS INTRODUCED IN DISTILLATION APPLIANCES : en es
  • ES170431A1 - A PROCEDURE FOR MANUFACTURING SLIDES WITH OWN MOVEMENT : en es
  • FR52896E - Mechanical devices forming a control assembly applying to steering members more particularly used in aeronautics : en fr
  • US2382814A - Hydrogen chloride-aluminum chloride hydrocarbon conversion processes : en
  • CA429410A - Liquid purification : en fr
  • US2382775A - Dithiophosphoric acids and salts thereof : en
  • US2382844A - Bottle carrier : en
  • USD142010S - Design fob a clip ob similar article : en
  • CA429393A - Electrical induction apparatus : en fr
  • US2381888A - Process of making mixed esters : en
  • US2382359A - Apparatus for applying bands to tubular articles : en
  • CH238681A - Shoe. : de en
  • US2382171A - Underground storage tank : en
  • US2382232A - Coupler : en
  • US2382797A - Bilge pump : en
  • CH238718A - Dry shaver. : de en
  • CA429475A - Metal surface carbonizing process : en fr
  • US2382612A - Esterification reaction product and method of making same : en
  • USD142160S - Design for a fish lure : en
  • ES10660Y - Assembly of hypodermic needles and trocars on injection syringes. : en es
  • DK63808C - Tubular Electric Low Pressure Air Discharge Lamp and Procedure for Its Manufacture. : da en
  • FR902015A - Bottom bracket for any pedal vehicle : en fr
  • US2381910A - Pump : en
  • US2382348A - Suction cleaning apparatus : en
  • US2382613A - Process of making aromatic amines : en
  • ES10950Y - Hollow valve, specially composed for combustion engines. : en es
  • CH238733A - Mixing device for explosion engines. : de en
  • FR52870E - Skin tanning process : en fr
  • ES11735U - Perfected key (Machine-translation by Google Translate, not legally binding) : en es
  • US2382405A - Suction cup : en
  • CH238680A - Shoe insole. : de en
  • CH238710A - Circuit for mapping a direct current. : de en
  • ES10880Y - Safety cap. : en es
  • US2382898A - Treatment of grating structures : en
  • US2382211A - Reaction products of aldehydes and diazine derivatives : en
  • USD142019S - Design fob a picture frame : en
  • CA429457A - Strip feeding device : en fr
  • US2382249A - Spring bar : en
  • US2382787A - Strip server : en
  • USD142132S - Design fob a lace tablecloth : en
  • US2382154A - Synthetic stone and process of making it : en
  • FR902033A - Sensitive braking device for beams of weaving looms : en fr
  • AU904443A - Improvements in and relating to hexadiene polymerization and copolymerization : en
  • US2382031A - Ether of 2-methyl-2-hydroxybutene-3 : en
  • FR902004A - Rotor, composed of elements of revolution arranged one beside the other and assembled axially to each other by threaded bolts for turbomachines, in particular for steam and gas turbines : en fr
  • GB571295A - Improvements relating to refrigerators : en
  • ES10811Y - Hardware and knobs for door locks. : en es
  • GB571301A - Improvements in the production of chloroform : en
  • CA429478A - Material dispensing hopper : en fr
  • CH238704A - Foldable cleaning rod for firearms. : de en
  • CH238783A - Snow removal rail car. : de en
  • ES170502A1 - IMPROVEMENTS IN THE CONSTRUCTION OF GASOGEN NOZZLES : en es
  • US2382191A - Dispensing device : en
  • USD142018S - Design foe a display device : en
  • USD142206S - Design for a fork or other article of flatware : en
  • US2381880A - Ester : en
  • US2382479A - Buffing wheel hub : en
  • USD142023S - Design fob a bench pbess : en
  • USD142189S - Design fob a brooch ob similar abticle : en
  • CA429387A - Receiver desensitizing circuit : en fr
  • US2382137A - Steatite-type body and method of producing same : en
  • US2382358A - Stressed skin airfoil joint : en
  • US2382751A - Current collector for electric vehicles : en
  • US2382831A - Wrecking bar : en
  • ES10717Y - Sealing cap for volatile liquids. : en es
  • ES11100Y - Mirror and compact bracelet. : en es
  • CA429472A - Ultra-short wave antenna system : en fr
  • CA429482A - Oil well pumping apparatus : en fr
  • CH238730A - Pistons for internal combustion engines subject to high thermal loads. : de en
  • US2382915A - Manufacture of substituted pyrroles : en
  • CA429438A - Flexible cable support : en fr
  • US2382663A - Latch : en
  • US2382196A - Refining of rosin : en
  • ES10461Y - Mobile display for general advertising. : en es
  • ES11728U - Assistant notebook for the teacher. (Machine-translation by Google Translate, not legally binding) : en es
  • CA429477A - Radio distance and altitude indicating apparatus : en fr
  • AU129995B2 - Improvement in moistureproof film : en
  • CA429395A - Circuit interrupter : en fr
  • ES10927Y - Paper holder. : en es
  • FR902073A - Assembly intended to modulate in frequency or in phase of electrical oscillations : en fr
  • CA429401A - Milliampere seconds timer : en fr
  • ES170494A1 - A PROCEDURE FOR THE CONVERSION OF NITRIC ACID CONTAINED IN PRECEDING ORGANIC FERTILIZERS OF FISH IN NITROLIGNOSULPHONIC ACID : en es
  • ES10894Y - Superrapin or isolate of grains, vaccines and other skin conditions or lesions. : en es
  • ES170477A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF AMINOTIAZOLE FROM THIAZOLINES : en es
  • ES11085Y - Switch for electric light. : en es
  • ES11024Y - Clip-file for toilet uses. : en es
  • ES168453A1 - AN APPARATUS FOR CURRENT OUTPUT : en es
  • FR902016A - Process for the refining of yarns, ribbons, films or articles of similar conformation derived from the reaction products of high molecular weight bodies having several bonds unsaturated with acids or anhydrides of inorganic acids : en fr
  • GB571257A - Improvements in or relating to apparatus for withdrawing gas from a chamber in a vehicle more especially for use with ventilating and exhaust systems : en
  • US2382864A - Closure device for rendering bottles nonrefillable : en
  • CA429436A - Unit air conditioner : en fr
  • ES170452A1 - A RADIOFARO TO GUIDE AIRCRAFT TO LAND : en es
  • US2381921A - Milling and marking machine : en
  • US2382124A - Atomizer : en
  • ES10745Y - Multiple facet stamping apparatus and automatic stamping device. : en es
  • ES11137Y - Nasturtium needle for printing. : en es
  • US2382765A - Control mechanism : en
  • AU125345B2 - Improved support means for vertically slidable windows doors andthe like : en
  • FR52873E - Light metal piston for internal combustion engines : en fr
  • FR902054A - Movable magnetic head : en fr
  • GB571256A - Improvements in or relating to the refining of oils and spirits : en
  • US2382222A - Food separating utensil : en
  • USD142079S - Design fob a brooch ob similar article : en
  • US2381964A - Combined photomount and frame : en
  • US2382086A - Synthesis of ethers of vitamin a : en
  • ES170460A3 - PERFECTIONS IN AIRCRAFT : en es
  • FR52854E - Use of folded paper or cardboard : en fr
  • CH238643A - Harrow bar connected to a tractor with mowing knife drive with harrow tines moved back and forth by the tractor transversely to the direction of travel. : de en
  • US2382144A - Gelatination of hydrocarbon distillates : en
  • USD142121S - Ristenpart desk : en
  • ES170459A3 - A PROCEDURE FOR THE MANUFACTURE OF AIRCRAFT : en es
  • FR901995A - Water vaccination process : en fr
  • FR52866E - Polygonal prism for optical compensation of the moving movement of the image during film shooting and reproduction : en fr
  • ES10801Y - Automatic closing mechanism for bicycle reels. : en es
  • US2381892A - Loader : en
  • US2381944A - Wood finishing system : en
  • US2382011A - Equipment for vehicle bodies : en
  • US2382591A - Compressed air operated rotary tool : en
  • US2382822A - Cathode ray beam deflecting circuits : en
  • US2382455A - Bridging plug : en
  • US2381933A - Planchette : en
  • US2382900A - Burner and support therefor : en
  • US2382823A - Switch operating device : en
  • USD142127S - Design fob a bathing suit : en
  • USD142156S - Design for a radio receiver cabinet : en
  • US2382139A - Prestressed composite structure : en
  • US2382778A - Machine for securing tags to bag strings : en
  • CH238662A - Child seat. : en fr
  • FR901972A - Process for removing oxalic acid, succinic acid and adipic acid from their mixtures : en fr
  • US2382868A - Art of metal-coating metals : en
  • FR902082A - Device for cleaning used sand from steelworks : en fr
  • US2382067A - Alkylation : en
  • USD142171S - Design fob a fold able serving table : en
  • ES11092Y - Toy horse in wood. : en es
  • NL108219B - : en
  • US2382500A - Antisiphon ball cock valve : en
  • GB571265A - Improvements in or relating to chlorine-containing pyran derivatives : en
  • US2382206A - compton : en
  • ES11737U - Pencil of colagoma. (Machine-translation by Google Translate, not legally binding) : en es
  • US2382922A - Strand handling apparatus : en
  • US2382934A - Machine tool transmission and control mechanism : en
  • US2382307A - Multiple lever tool : en
  • US2382588A - Gain control circuits for carrier systems : en
  • US2382204A - Chrome tanning solutions and method of making and using the same : en
  • GB571283A - Improvements in conveying apparatus : en
  • US2382929A - Web pasting apparatus : en
  • USD142147S - Design fob a bracelet link : en
  • AU1044543A - Improvements relating to moulds for casting metal billets andthe like : en
  • AU2242645A - Improvements in or relating tothe preparation of unsymmetrically substituted guanidines : en
  • CA429462A - Waste water treatment : en fr
  • CH238799A - Bottom tires for sheet metal vessels. : de en
  • US2382854A - Airplane tow target release device : en
  • US2381942A - Apparatus for smoothing thermoplastic coating materials : en
  • CH238741A - Device for the reception of electrical impulses superimposed on a high-voltage network. : de en
  • AU131749B2 - Improvements in or relating to friction clutches for power transmission : en
  • CA429428A - Venturi meter : en fr
  • US2382085A - Synthesis of vitamin a : en
  • US2382062A - Latch : en
  • US2382175A - Sealing, crimping, and scoring rollers for packaging machines : en
  • US2382415A - Helper drive : en
  • CH238702A - Reflex camera. : en fr
  • FR52886E - Spinning reel : en fr
  • FR52894E - Improvements in the preparation and manufacture of products intended either for human or animal consumption, diet products, beauty products, pharmaceuticals, veterinarians, and fertilizers : en fr
  • FR902079A - Method and apparatus for separating gas mixtures by fractional condensation under pressure : en fr
  • USD142081S - Design fob a brooch ob similar article : en
  • FR901971A - Process for preparing metal salts of organic sulfonic acids : en fr
  • FR901976A - Method for balancing the masses of a polycylindrical internal combustion engine comprising two parallel crankshafts rotating in opposite directions : en fr
  • US2382183A - Dining table : en
  • FR902042A - Process for the electrical insulation of metal parts : en fr
  • CH238690A - Process for the preparation of a thioether. : de en
  • US2382847A - Control apparatus for engines : en
  • GB571210A - Improvements in or relating to conveying apparatus : en
  • US2382862A - Armored car : en
  • USD142094S - Design for a rocking chair : en
  • US2382125A - Telephone support : en
  • USD142152S - Design for an insole fob a shoe : en
  • AU120237B2 - Improvements in electric lamp holders andthe like : en
  • US2381879A - Method of electrical precipitation : en
  • FR902078A - Device for automatic dosing of liquids : en fr
  • US2382068A - Method for manufacturing tires : en
  • US2382201A - Timber load carrying member : en
  • USD142055S - Design fob a weighing scale : en
  • USD142073S - Self service display case : en
  • US2382884A - Wire stranding machine creel : en
  • US2382783A - Ski fitting : en
  • FR902061A - Product to destroy insects and larvae : en fr
  • GB571292A - Improvements in or relating to the cooling of gases or liquids : en
  • US2381953A - Corset and combination garment : en
  • US2382304A - Knife and method of manufacture thereof : en
  • US2382423A - Method of manufacturing electrical conductors : en
  • US2382781A - Lubricant : en
  • CH238693A - Fuel for internal combustion engines. : en fr
  • US2382041A - Turret press : en
  • US2382700A - Compounded lubricating oil : en
  • CH238714A - Soft solder for soldering aluminum and its alloys. : de en
  • US2382319A - Crab net : en
  • US2382800A - Forced draft heater : en
  • US2381877A - 1-methoxy-2-amino-4-nitro-5-methylbenzene and process of making the same : en
  • US2382889A - Manufacture of lactic acid and salts thereof : en
  • CA429446A - Burner nozzle control device : en fr
  • GB571258A - Improvements in or relating to footwear for children : en
  • US2382499A - Ship structure : en
  • USD142191S - Design fob a clip ob sevulab abticle : en
  • CA429488A - Embalming method and fluid : en fr
  • US2382829A - Battery separator : en
  • CA429494A - Gas dosing apparatus : en fr
  • FR902071A - X-ray tube for examining the structure of materials : en fr
  • GB571231A - Improvements in or relating to photographic materials : en
  • CH238699A - Typewriter keyboard suitable for one-hand operation. : de en
  • US2382224A - Fluid pressure control unit for laundry machines and the like : en
  • US2382750A - Adjustable carrier ring : en
  • FR902077A - Method of manufacturing selenium cells and cells obtained by this method : en fr
  • AU120232B2 - Improvements in and relating tothe treatment of, magnesium base alloys : en
  • AU1031543A - Improvements in cathode ray type television transmitting apparatus : en
  • CH238689A - Process for the production of sulfonic acids. : de en
  • CA429435A - Plug forming machine : en fr
  • CA429441A - Volume control circuit : en fr
  • US2382362A - Internal-combustion engine : en
  • US2382122A - Apparatus for the electrostatic separation of material particles : en
  • CH238651A - Door. : en fr
  • CH238775A - Attachment for luggage rack. : de en
  • CA429358A - Power take-off device : en fr
  • AU2198545A - Improvement in moistureproof film : en
  • US2381922A - Chiropractic adjustment table : en
  • USD142064S - Chapman bathroom scale : en
  • USD142104S - Design for a locomotive body : en
  • US2382100A - Hydrocarbon conversion process : en
  • US2382262A - Method of treating pipe lines : en
  • US2382835A - Load-carrying member : en
  • US2381963A - Equipment for tire retreading : en
  • US2382076A - Slant roof louver : en
  • CA429352A - Stereoscopic television apparatus : en fr
  • US2382586A - Metal halide catalysts : en
  • US2382753A - Catalytic conversions : en
  • USD142083S - Design fob a brooch ob sehilab article : en
  • ES170418A1 - A PRODUCTION PROCEDURE OF BASE PLATES WITH PERIPHERAL RING FOR RECTIFIER : en es
  • CA429363A - Child's enclosure : en fr
  • AU819243A - Improvements in mining apparatus : en
  • ES10917Y - Injector container, fitted with a special closure, for transfusion devices. : en es
  • FR902091A - Closure device preventing fraudulent reuse of branded containers : en fr
  • DK63810C - Electrical Winding Capacitor, so-called bushing capacitor. : da en
  • CH238713A - Process for the extraction of copper-containing zinc alloys from waste containing such. : de en
  • US2381941A - Frictional apparatus : en
  • US2382552A - Brake mechanism : en
  • CH238797A - Device to avoid tripping of the protective relay present in electrical machines, especially transformers, as a result of inrush currents. : de en
  • US2382136A - Ceramic bodies and method of producing same : en
  • US2382672A - Tire bead former : en
  • US2382678A - Fastening device : en
  • US2382923A - Vehicle body construction : en
  • USD142165S - Design for a mirror and support therefor : en
  • USD142186S - Design for a brooch or similar article : en
  • US2382027A - Power transmission : en
  • US2382885A - Gauging apparatus : en
  • US2382472A - Regeneration of catalysts : en
  • US2382763A - Submarine foundation : en
  • CA429407A - Dry shaver : en fr
  • CA429470A - Frequency-modulation system : en fr
  • CH238763A - Process for the preparation of pantothenic acid. : de en
  • ES10990Y - Perfected suitcase : en es
  • ES9844Y - Button perfected for circular switches. : en es
  • GB571289A - Improvements relating to fuses for electrical circuits : en
  • FR902002A - Device for cutting tubes and bars : en fr
  • CH238719A - Shock tool. : en fr
  • CA429474A - Extrusion press charging apparatus : en fr
  • CH238715A - Device for controlling an automatic lathe tool trolley. : en fr
  • CH238776A - Bicycle with propulsion by pedals. : en fr
  • US2382819A - Container : en
  • US2382001A - Agricultural implement : en
  • USD142050S - Design for a wheeled tot : en
  • CA429467A - Braking system control means : en fr
  • CH238687A - Process for the production of synthetic camphor. : de en
  • CA429414A - V-belt fastener : en fr
  • CH238753A - Piezoelectric crystal device. : en fr
  • US2382010A - Process for the treatment of paper mill effluent : en
  • US2382497A - New thermoplastic compositions and method of making same : en
  • DK63819C - Method of Electrolytic Etching of Metals. : da en
  • ES10829Y - Box for packaging hygroscopic food items, especially cookies and cakes. : en es
  • CA429418A - Ethanolamine production : en fr
  • US2382761A - Bridge decking and the like : en
  • US2381950A - Manufacture of insoles : en
  • US2382202A - Collapsible cellular carton : en
  • CH238712A - Device for resetting the coaxial wheel totalizer of a calculating machine. : en fr
  • CH238792A - Process for the preparation of a new monoazo dye. : de en
  • US2382038A - Trihalo-tetrahydronorpolycyclo-pentadienes : en
  • US2382874A - Modified acetals : en
  • US2382619A - Apparatus for conveying freshly coated containers : en
  • US2382187A - Apparatus for treating glass : en
  • US2382392A - Rail clamping device for planers and the like : en
  • CA429383A - Diazine derivative : en fr
  • CA429406A - Variable load brake : en fr
  • GB571255A - Improvements in or relating to ship construction : en
  • US2382207A - Furfural stabilizer : en
  • US2382430A - Necktie support : en
  • US2382580A - Optical adjustment : en
  • DK63824C - Method and Plant for Heat Treatment of Molded Material. : da en
  • US2381896A - Furnace : en
  • USD142145S - Gear finishing machine : en
  • USD142150S - Combined flexible billfold and change purse : en
  • GB571263A - Improvements in or relating to fuel container installations for motor vehicles : en
  • ES170227A3 - IMPROVEMENTS IN THE METALLIC ELEMENTS FOR REINFORCED CONCRETE CONSTRUCTIONS : en es
  • GB571245A - Improvements in or relating to the manufacture of whiteheart malleable iron : en
  • US2382849A - Cam : en
  • US2381969A - Complex resinous esters : en
  • US2382563A - Friction shock absorber : en
  • US2382642A - Device for polishing locomotive crankpins : en
  • CH238795A - Steam-gas thermal power plant. : de en
  • US2382938A - Oxygenated organic polymers : en
  • US2382764A - Recovery of poly-glycerol resin : en
  • CH238721A - Containers for the storage and removal of objects, in particular cigarettes and cigars. : de en
  • CA429432A - Rubber vulcanizing process and product : en fr
  • ES11346Y - Floors applicable to footwear in general : en es
  • FR52880E - Device for wound protection : en fr
  • DK63816C - Cream acid vessels. : da en
  • US2382652A - Magnetic materials : en
  • US2382936A - Spring nut member : en
  • GB571278A - Improvements in or relating to brake mechanism : en
  • GB571284A - Improvements in or relating to the production of cellular synthetic resin compositions : en
  • FR902080A - Economical process of using blast furnace slag to obtain fast hardening concrete : en fr
  • US2382299A - Loading and unloading crane : en
  • USD142041S - Design for a cooking vessel or the like : en
  • USD142197S - Design for a milk carton tap : en
  • ES10987Y - Rotary heater for perm tweezers. : en es
  • FR902090A - Self-locking brake for sectional warping machines and similar machines : en fr
  • USD142201S - Design fob a brooch or similar article : en
  • CH238787A - Process for the preparation of a new derivative of technical stearic hydroxamic acid. : de en
  • US2382519A - Railway car wall : en
  • US2382133A - Manufacture of trinitrotoluene : en
  • US2382872A - Firing device for the fuses of bombs, flares, and the like : en
  • FR901974A - Condenser placed in a pressurized gas atmosphere tank : en fr
  • USD142076S - Design fob a lace tablecloth : en
  • US2382662A - Thread milling machine : en
  • ES10954Y - Cover, case or protective and transport cover for sewing and embroidery machines. : en es
  • US2382429A - Cabinet with drawers : en
  • US2382634A - Carrier belt : en
  • US2382933A - Method of drilling holes : en
  • USD142148S - Heat treating apparatus for hardening metal pieces : en
  • ES10945Y - Thermodynamic motor. : en es
  • US2382947A - Securing means : en
  • ES170438A1 - A CONTINUOUS FUNCTIONING PRESS : en es
  • FR52857E - Process for electrolytically removing impurities deposited on the cone of valves, especially exhaust valves, in high value engines : en fr
  • FR902093A - metal mine prop : en fr
  • CH238645A - Pounding apparatus. : de en
  • US2382087A - Conveyer : en
  • US2382513A - Amusement device : en
  • US2382610A - Artificial respiration and aspiration apparatus : en
  • US2382688A - Jet nozzle : en
  • US2382948A - Open retaining ring : en
  • FR52890E - New arylamino-naphthol-sulfonic acids, trisazo dyes derived from these acids and processes for the preparation of these various products : en fr
  • US2382541A - Dabbing brush : en
  • US2382278A - Filter : en
  • ES10741Y - Rotating body monthly almanac. : en es
  • US2382422A - Sucker rod connection : en
  • US2382378A - Easy opening, reclosable container : en
  • USD142031S - Tie rack or similar article : en
  • US2382390A - Soldering iron : en
  • US2382699A - Slushing oil compositions : en
  • ES11032Y - Lipsticks and the like. : en es
  • CA429365A - Vehicle safety device : en fr
  • CH238669A - Hopper winding machine with rotating thread guide. : de en
  • ES10820Y - Razor. : en es
  • GB571279A - Improvements relating to the activation of electrical conductors which are non-conductors when cold : en
  • US2381918A - Flow control for pressing machines : en
  • US2381902A - Television transmitting system : en
  • US2382689A - Chopper or blocker apparatus : en
  • CA429378A - Railway car truck : en fr
  • ES10993Y - Cover for tires of automobiles and similar vehicles, made of leather, canvas or similar materials. : en es
  • US2382705A - Steam turbine : en
  • ES11599U - Soles and interchangeable heels (Machine-translation by Google Translate, not legally binding) : en es
  • IE17326L - Inverters and rectifiers : en
  • GB571232A - Dovetail or anti-rattle device for doors, particularly vehicle doors : en
  • US2382264A - Device for regulating the height of masher arms : en
  • US2382710A - Pilot valve for oil and gas separators : en
  • US2381967A - Infant's play yard : en
  • US2382083A - Cover lock for cans : en
  • US2382527A - Fluid for fluid pressure systems : en
  • US2382649A - Magnetic materials : en
  • FR52863E - Device for the relative synchronization of two or more motors : en fr
  • GB571266A - Improvements in or relating to the production of tetrahydropyran derivatives : en
  • US2382756A - Hasp lock : en
  • US2382937A - Open refrigerated display case : en
  • ES169311A1 - A PROCEDURE FOR THE OBTAINING OF NEW COSMETIC SUBSTANCES : en es
  • US2382200A - Molding apparatus : en
  • USD142130S - Design for an extinguisher ash tray : en
  • ES170509A1 - IMPROVEMENTS IN EXPRESS CAFETERAS : en es
  • US2382058A - Torpedo : en
  • US2382157A - Process for producing chromates : en
  • US2382203A - Automatic tuning control circuit : en
  • ES11746U - An apparatus for unblocking and cleaning the drainage pipes (Machine-translation by Google Translate, not legally binding) : en es
  • ES10893Y - Expansive cap for color selector sample for nails. : en es
  • US2382581A - Silica chromium oxide catalytic materials : en
  • US2382605A - Apparatus for effecting clarification of turbulent liquid by flocculation : en
  • CH238685A - Apparatus for carrying out catalytic reactions. : en fr
  • US2382505A - Olefin recovery process : en
  • ES10788Y - Picture frame illuminated by indirect cold light. : en es
  • US2382265A - Electrical fuse device : en
  • US2382366A - Holder for piezoelectric crystals : en
  • US2382491A - Furnace unloader : en
  • US2382715A - Ammunition container for aircraft : en
  • US2382942A - Nut and nut installation : en
  • US2382023A - Power transmission system : en
  • US2382385A - Absorbent holder : en
  • US2382587A - Electric iron : en
  • US2382824A - Airplane-helicopter : en
  • US2382241A - Production of nitroparaffins : en
  • US2382332A - Protective casing for textiles by the yard : en
  • FR902064A - Process for modifying the colors of color photographs and in particular of color films : en fr
  • ES170348A1 - IMPROVEMENTS IN THE CONSTRUCTION SYSTEM OF TRUNK-CONICAL MEMBRANES FOR LOUDSPEAKERS : en es
  • US2382352A - Method and apparatus for controlling the operation of automatic mechanism such as automatic guns : en
  • US2381894A - Domestic appliance : en
  • US2381989A - Hydraulic brake booster : en
  • US2382050A - Carburetor : en
  • US2382869A - Clutch : en
  • US2382084A - Quick freezing apparatus : en
  • USRE22663E - Railway crossing : en
  • CH238665A - Rooster. : de en
  • CH238678A - Dust vacuum cleaner. : en fr
  • ES170453A1 - IMPROVEMENTS IN RECEIVING SYSTEMS : en es
  • CA429354A - Hairdressing method : en fr
  • USD142107S - Combination baby bath and dressing stand : en
  • ES10888Y - Wallet, foldable. : en es
  • ES11727U - Reinforced espadrille (Machine-translation by Google Translate, not legally binding) : en es
  • CA429454A - Lined tubular member joining method : en fr
  • US2382875A - Antiglare device : en
  • US2382276A - Female urinal : en
  • DK63804C - Coupling for AC Telegraphy with Phase Leap for Use in Wireless Transmission. : da en
  • US2382226A - Apparatus for making mattresses, cushions, and the like : en
  • US2382452A - Fluid pumping mechanism : en
  • US2382658A - Clasp : en
  • US2382838A - Process of making polyethylene amine derivatives of fossil resins and product produced thereby : en
  • CA429444A - Volume range control system : en fr
  • USD142101S - Design for a locomotive body : en
  • USD142194S - Design fob a game board : en
  • GB571226A - Improvements in the production of lenses and of optical systems : en
  • ES170519A1 - A PERFECTION IN THE TERRÁQUEAS SPHERES OR REMOVABLE CELESTES : en es
  • CA429371A - Closure feeding and embossing mechanism : en fr
  • FR901953A - Discharge tube : en fr
  • FR902060A - Mixed product to destroy fungi, parasites and insects : en fr
  • FR902069A - Wire calibration control camera : en fr