• US2267872A - Orienting button-attaching machine : en
  • US2267935A - Grip nut : en
  • US2268211A - Clamp : en
  • US2268183A - Cooling system for aircraft : en
  • US2267739A - Composition of matter for treating skin diseases : en
  • US2267805A - Electric motor : en
  • US2267987A - Signaling system : en
  • CA401811A - Terminal clamp : en fr
  • CH218724A - Gas turbine plant. : de en
  • CA401795A - Resinous condensation product : en fr
  • CH218824A - Installation auto switch. : de en
  • BE440748A - Process for treating resinous bodies : en fr
  • US2267796A - Lighting fixture : en
  • US2268378A - Means for removing valve guides : en
  • US2268452A - Typewriting machine : en
  • US2268528A - Method of producing hardened valve seats : en
  • USD130951S - Design for a brooch or similar article : en
  • CA401727A - Mattress handle : en fr
  • CH218703A - Parallel vice for machine tools or the like. : de en
  • US2267924A - Leg holder : en
  • USD130937S - Artificial decorative christmas tree : en
  • FR868476A - Transmitting device used to generate guidelines : en fr
  • US2268468A - Animal trap : en
  • US2268463A - Fishing reel : en
  • US2268083A - Temperature regulator for internal combustion engines : en
  • US2268137A - Electrical well-logging system : en
  • USRE21989E - Tractor dttlkmknt : en
  • CH218641A - Bonding process. : de en
  • CH218727A - Control device with flyweight regulator. : de en
  • US2267885A - Printing mechanism for computing machines : en
  • US2268043A - Rail bond : en
  • DE715571C - Arrangement for maintaining the winding tension of film reels in film making machines : de en
  • US2268079A - Distributing mechanism : en
  • US2268163A - Railway signaling system : en
  • US2268283A - Bag or box making machine : en
  • US2267870A - Suitcase : en
  • US2267992A - Spraying device : en
  • CH218747A - Flange. : en fr
  • ES148662A1 - NEW WATER TREATMENT SYSTEM FOR VERTICAL BOILERS : en es
  • US2268370A - Inner tube with multiple air chamibers for pneumatic tires : en
  • DK59346C - Device for Radio Receivers and Amplifiers for Automatic Bandwidth Adjustment. : da en
  • GB542142A - Improvements in or relating to shock absorbers : en
  • CH218600A - Process for producing a mass which hardens upon cooling, e.g. B. for filling potholes on country roads and for the production of a roof covering. : de en
  • US2268239A - International chronometer : en
  • US2268503A - Radioactive alloy : en
  • CH218628A - Compound needle for picking up drop stitches. : de en
  • GB542273A - Means for locking the filler caps of petrol tanks and other containers : en
  • CA401774A - Television receiver circuit : en fr
  • CH218725A - Gas turbine plant. : de en
  • CH218690A - Waterproof watch box. : en fr
  • CH218822A - Gas turbine plant. : de en
  • CH218776A - Circuit arrangement for preventing the self-oscillation caused by existing feedback paths in intermediate amplifiers of carrier-frequency communication systems arranged in the course of overhead lines. : de en
  • FR868383A - Method and device for firing ceramic products : en fr
  • US2268117A - Machine for affixing and fastening bails to cans : en
  • GB542198A - Improvements in or relating to electric timing devices : en
  • ES148641A1 - SOME IMPROVEMENTS IN THE MANUFACTURE PROCEDURE OF SCREENS, LAMPS AND LIGHTING APPLIANCES IN GENERAL : en es
  • GB542131A - Vibratory electromagnetic motor : en
  • US2267823A - Scanning device for television : en
  • USPP498P - Apricot : en
  • US2267834A - Candling lamp : en
  • US2267962A - Double loading coil holder : en
  • US2268484A - Recovery of tin : en
  • US2267803A - Friction element : en
  • US2267883A - Bird feeder : en
  • US2268145A - Device for administering gases : en
  • US2268490A - Ignition timing control means for internal combustion engines : en
  • US2267882A - Pump piston : en
  • ES148651A1 - IMPROVEMENTS IN THE MEANS OF DRIVING THE PROPULSOR SYSTEM OF AN AERODINE, ESPECIALLY AN AERODINE THAT SHOULD EVOLVE AT A GREAT HEIGHT : en es
  • FR868479A - Scanning process in electro phonic machines : en fr
  • ES6965U - Nonscrubber for belts and corsets (Machine-translation by Google Translate, not legally binding) : en es
  • US2268535A - Method of effecting catalysis : en
  • BE443269A - : en
  • CH218625A - Lockstitch sewing machine for sewing shoes. : de en
  • CA401815A - Meter mounting : en fr
  • CA401853A - Tire tool : en fr
  • PL30232B3 - : en pl
  • CA401796A - Catalyst and production of vinyl acetate and ethylidene diacetate : en fr
  • FR868417A - high frequency stage neutralized : en fr
  • CH218718A - Device for forming the air-fuel mixture in an internal combustion engine. : de en
  • FR868365A - Process for sensitizing photographic layers based on disazo : en fr
  • GB542258A - Television systems and synchronising means therefor : en
  • US2267840A - Heel-breasting machine : en
  • US2268193A - Controlling apparatus for highway crossing signals : en
  • US2267860A - Traffic signal and flume guard : en
  • US2268310A - Cop winding machine : en
  • ES6925U - Needle of media. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868406A - Casting wagon : en fr
  • US2268076A - Water purifying apparatus : en
  • GB542210A - Improvements in or relating to knitting machines : en
  • GB542280A - Improvements in or relating to the distillation and condensation of metals : en
  • ES6943U - Fumigant hunting cartridge. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868413A - Tape or steel wire sound recording machine : en fr
  • US2268150A - Hedge clipper : en
  • US2268424A - Telephone system : en
  • CA401776A - Circuit breaker : en fr
  • ES6898U - Coating rail for road construction. (Machine-translation by Google Translate, not legally binding) : en es
  • US2268480A - Portable irrigation dam : en
  • US2268531A - Cupola furnace : en
  • DE715542C - Process for the preparation of Diaethylstilboestrolen : de en
  • US2267956A - Freewheel brake hub driven by a motor mounted in the driving wheel : en
  • ES148628A1 - IMPROVEMENTS IN THE CYLINDERS OF THE INTERNAL COBUSTION ENGINES : en es
  • ES148652A1 - A PROCEDURE FOR BUILDING LUCERNARIOS WITH WAVED GLASS TILES : en es
  • ES148623A1 - A CHEMICAL PROCEDURE APPLICABLE TO THE CONSERVATION OF CORPSES AND OTHER PUTRESCIBLES ORGANIC MATERIALS : en es
  • GB542207A - Multi-drive gear box for the driving and the mounting of accessory apparatus particularly on aircraft : en
  • DE715590C - Device for manufacturing pipes from a mixture of fibrous materials and a hydraulic binder : de en
  • PL30226B1 - Didier-Werke A.-G., Berlin Lining of the acid tank : en pl
  • US2268135A - Control device for machine tool chucks : en
  • US2268228A - Hand brake : en
  • USD130910S - Design fob a plate ob similar abticle : en
  • CA401845A - Refrigerating apparatus : en fr
  • DE715567C - Electromechanically operated lifting device for the doors of industrial ovens : de en
  • US2268465A - Front axle and fifth wheel construction : en
  • FR868430A - Cold forming process for stainless steels : en fr
  • GB542157A - Improved manufacture of refractory articles : en
  • DE715589C - Multi-part sector weir without intermediate pillars : de en
  • ES148619A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MACHINES TO MANUFACTURE COOKIES AND SIMILAR : en es
  • DE715624C - Process for the production of non-resinous motor fuels : de en
  • ES5690Y - Waterproof bag with hermetic closure. : en es
  • ES6955U - Folding carton box made of cardboard or similar materials. (Machine-translation by Google Translate, not legally binding) : en es
  • ES148707A1 - A PROCEDURE FOR CONSTRUCTION OF CRANKSHAFTS : en es
  • GB542172A - Improvements in or relating to the protection of goods and persons from toxic liquids : en
  • US2268325A - Floor covering implement : en
  • PL30196B3 - Wiener Lokomotivfabrik Aktiengesellschaft, Vienna Fireless steam locomotive with high storage pressure : en pl
  • US2268464A - Combustion chamber : en
  • GB542267A - Improvements in radiator stoves : en
  • GB542129A - Improvements in or relating to the production of glycollic acid esters : en
  • PL30219B1 - Method for the production of metallo-phthalocyanines : en pl
  • FR868378A - Electronic discharge lamp circuits : en fr
  • US2268296A - Cooling apparatus : en
  • US2268093A - Arrangement for preventing electric discharges from assuming the form of an arc : en
  • US2268364A - Dusting tool kit for suction cleaners : en
  • ES6897U - Pouch-machine for making cigarettes (Machine-translation by Google Translate, not legally binding) : en es
  • DK59357C - Procedure for Cold Storage of Food and Apparatus for Carrying Out this Procedure. : da en
  • US2267714A - Device for producing filters : en
  • US2267902A - Pump : en
  • CH218639A - Process for producing a quaternary phosphonium compound. : de en
  • CH218772A - Printing telegraph device. : de en
  • DE712097C - Hydrolytic precipitation of sulfuric acid titanium solutions : de en
  • US2268241A - Can chime cover : en
  • GB542150A - Process for imparting a matt appearance and water-repellent properties to textile materials : en
  • GB542193A - An improved heel : en
  • CH218619A - Closing device for barrel hole. : en fr
  • US2267844A - Synchronizing system : en
  • US2268233A - Heater : en
  • DE715605C - Process for the production of nitrogenous products : de en
  • FR868439A - Method and device for separating the heads of fish with the minimum of waste : en fr
  • GR9739B - ONLY - GASING. : el en
  • USD130961S - Design for a dress : en
  • CH218807A - Process for spinning viscose. : de en
  • CH218598A - Sealing device for the lower joint of windows or doors. : de en
  • US2268355A - Box with cable connectors : en
  • US2268066A - Rake : en
  • ES148620A1 - PROCEDURE FOR THE PREPARATION OF INTENSIFYING COMPOUNDS OF CAROON CALORIC PERFORMANCE : en es
  • US2268496A - Electro-optical transmission system : en
  • CH218615A - Roller runner for hanging up curtains, drapes and the like. : de en
  • CA401735A - Balanced door mechanism : en fr
  • CA401794A - Mono-ether of dimethylol urea : en fr
  • CH218766A - Process for the preparation of ointment bases. : de en
  • US2267847A - Starting gate release : en
  • USRE21988E - Needle roll cold reduction mill : en
  • US2268088A - Spiral expander tool : en
  • US2268507A - Heat exchanger : en
  • DK59356C - Reduction exchange. : da en
  • US2268238A - Color viewing device : en
  • US2268306A - Vibration dampening device : en
  • ES148625A1 - DEVICE APPLICABLE TO THE WATCHES, WHICH SHALL INDICATE THE HOURS INDICATED BY THEM THROUGH EMISSIONS WITH HUMAN VOICE OR ARTICULATED SOUNDS : en es
  • US2267792A - Method of and apparatus for severing metal bodies : en
  • US2267929A - Fire-resisting structure : en
  • US2267960A - Measuring device : en
  • CA401761A - Engine ignition device : en fr
  • CA401840A - Light buoy : en fr
  • CH218809A - Process for the preparation of an azo dye. : de en
  • CH218752A - Electrical resistance device with vanishing inductance. : de en
  • US2268040A - Combination accelerator and brake pedal control : en
  • CA401843A - Welding process : en fr
  • DE715532C - Plant for the treatment of bread grain u. like : de en
  • CA401730A - Stable emulsion : en fr
  • CA401793A - Polyamide preparation : en fr
  • CA401813A - Meter disconnect : en fr
  • CA401859A - Light reflecting means : en fr
  • CH218761A - Device for the control of breathing exercises used to cure stuttering and similar speech defects as well as> strengthening the vocal organs. : de en
  • US2268095A - Card holder : en
  • US2268199A - Toy chest : en
  • US2268363A - Drain baffle : en
  • USD130966S - Design for. a dress : en
  • ES148660A1 - FUEL TANK, WITH HYDROSTATIC BALANCE AND BALANCED PRESSURE : en es
  • CH218755A - Electromagnetic main current relay with meter. : de en
  • ES148616A1 - IMPROVEMENTS IN FREE PISTON MACHINES, ESPECIALLY DOUBLE EFFECT COMPRESSED GAS GENERATORS : en es
  • US2267784A - Sheet feeder : en
  • FR868399A - Improvements to tractors with gas generator set up in front of the engine : en fr
  • GB542203A - A device for filtering liquids : en
  • US2268025A - Sack holder : en
  • US2268285A - Plant control method and system : en
  • GB542219A - Improvements in cathode ray tubes, particularly for television transmission : en
  • CH218740A - Pole-changing winding. : de en
  • CH218744A - Hollow insulator. : de en
  • ES148654A3 - AN AUTOMATIC PROCEDURE FOR THE MANUFACTURE OF CLIPS OR CLIPS FOR THE HAIR : en es
  • ES6962U - Cork provided with extraction medium. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868411A - Manufacture of malleable cast iron parts which must have, in addition to high resistance to extension, particularly high elongation : en fr
  • GB542279A - Improvements in and relating to caps or closures for bottles and like containers : en
  • US2268492A - Adjustable window shade support : en
  • USD130963S - Design for a dress : en
  • USD130972S - Design for a dress : en
  • US2267810A - Process for producing aqueous bituminous emulsions : en
  • ES148659A3 - AN EXOTHERMAL PAPER MANUFACTURING PROCEDURE FOR HAIR CURLING : en es
  • ES6304Y - Protective tube for electrical conductors that carries, between layers or insulating parts, a built-in conductor. : en es
  • US2267979A - Ice shaver : en
  • US2268023A - Eraser : en
  • US2268019A - Telephone system : en
  • US2268366A - Electronic oscillator control device : en
  • ES6958U - A perfected razor blade (Machine-translation by Google Translate, not legally binding) : en es
  • US2268431A - Binder : en
  • CH218642A - Fragrance mixture. : de en
  • ES148687A1 - A SHORTS MANUFACTURING SYSTEM WITH HAIR PROVIDED WITH LONG HAIR : en es
  • US2267822A - Shoe upper edge finish : en
  • GB542147A - Improvements in or relating to super-regenerative receivers : en
  • GB542242A - Improvements in or relating to fluid pressure operated blowers for cleaning tubes ofsteam generators and the like : en
  • USD130957S - Design for an automobile cooler : en
  • CH218591A - Device for creating seed furrows and placing the seeds in the furrows created. : de en
  • US2267715A - Position indicating system : en
  • US2267719A - Full throw mechanism for stapling machines : en
  • US2267899A - Cop frame : en
  • US2267808A - Electromagnetic device : en
  • US2268038A - Mixing machine : en
  • ES148644A1 - A PERFECTION IN LOUDSPEAKERS : en es
  • PL30203B1 - Patentverwertungs-Gesellschaft / mit beschrankter Haftung "Hermes", Berlin Odometer for railway vehicles or similar, integrated in the axle bearing shell : en pl
  • US2268299A - Sheet feeding mechanism : en
  • US2268498A - Statistical machine : en
  • DE715531C - Continuously operated vertical chamber furnace for generating synthesis gas using the direct current method : de en
  • DE715556C - Method for producing cable lugs from light metal, in particular aluminum : de en
  • US2267927A - Airplane wing : en
  • DK59350C - Automatic Fluid Distributor for Hydraulic Car Lifts. : da en
  • FR868431A - Shuttle change mechanism for looms : en fr
  • GB542177A - Improvements in or relating to the manufacture of sliding clasp fasteners : en
  • FR868402A - Wood gas generator with turbo-compressor : en fr
  • US2268510A - Lamp sealing apparatus : en
  • US2268017A - Leveling device : en
  • FR868443A - Gasifier ringing system during operation : en fr
  • US2268036A - Trip mechanism : en
  • US2268152A - Fluorescent unit : en
  • US2268409A - Lubricants : en
  • US2268475A - Flocculation : en
  • DE715584C - Aircraft strut : de en
  • ES5670Y - Container or case for razors, perfumery products and the like. : en es
  • FR868363A - Guided wave transmission : en fr
  • US2268007A - Method of making shoes : en
  • DE715618C - Device for remote control, in particular a high frequency device, by a motor : de en
  • ES5710Y - Chassis adaptable to bicycle machines. : en es
  • CA401832A - Pigment processing : en fr
  • CH218594A - Piston straw press. : de en
  • FR868452A - Electromagnetic contactor for electrical equipment of vehicles : en fr
  • ES6940U - Metal agglomerate intended to be melted to form a metal or an alloy. (Machine-translation by Google Translate, not legally binding) : en es
  • US2268006A - Temperature indicator : en
  • US2268446A - Fluorescent lamp socket : en
  • ES6969U - Special containers for banana pineapples. (Machine-translation by Google Translate, not legally binding) : en es
  • CH218606A - Wood carbonization oven. : en fr
  • FR868461A - Injection system for internal combustion engines : en fr
  • FR868494A - Method of compensating for false modulation (disturbing signal) occurring during scanning by the cathode ray of a photosensitive mosaic plate, of a telephotographic receiver tube : en fr
  • ES148681A3 - A PROCEDURE FOR THE MANUFACTURE OF AMMONIUM CARBONATE : en es
  • US2267713A - Cooling device : en
  • ES6921U - Bench for looms. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542187A - Improvements in spindle structures for spinning or twist frames : en
  • GB542266A - Improvement in splicing thread and yarn : en
  • US2267903A - Pressure pad for labeling machines : en
  • US2268064A - Towing hitch : en
  • US2268505A - Signal selection in radio receivers : en
  • US2267755A - Container and attachment therefor : en
  • US2268416A - Welding organization : en
  • US2268221A - Hedge trimmer : en
  • ES5705Y - Folding wooden box, intended for packaging. : en es
  • GB542125A - Improved process for producing starchy vegetable products in dry powdered form : en
  • GB542270A - Improvements in or relating to optical projection apparatus : en
  • USD130926S - Design for a combined wall ash tray and support therefor : en
  • US2267861A - Utility tray : en
  • DE715527C - Arrangement for speed control of a DC motor by means of current pulses : de en
  • ES6900U - Pincers improvements to cut wire. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868368A - Protective device for electrical devices insulated in compressed air : en fr
  • US2268442A - Dew-point indicator and controller : en
  • ES6977U - A pencil-applicable case for lips and the like (Machine-translation by Google Translate, not legally binding) : en es
  • DE715613C - An adapter plug that can be switched between a socket and a plug with the same protective collar : de en
  • FR868390A - Rotary piston blower : en fr
  • GB542179A - Improvements in or relating to silencers : en
  • DE715526C - Circuit arrangement for the busy signaling in a call distributor in telephone systems with dialer operation : de en
  • ES5694Y - Apparatus for marking pieces of tissue. : en es
  • US2267889A - Antenna with wide wave range : en
  • CH218654A - Photographic shutter. : de en
  • USD130914S - Design for a refrigerator : en
  • CA401800A - Cellulosic structure : en fr
  • CA401901A - Rubber hydrochloride film manufacture : en fr
  • GB542202A - Improved method for the safety of purses and the like, carried on the person : en
  • US2267866A - Stainless steel : en
  • US2267951A - Antenna : en
  • CA401745A - Piercing punch mechanism : en fr
  • CH218819A - Process for the production of a water-soluble, basic dye. : de en
  • GB542132A - Improvements in or relating to lathe lubricating installations : en
  • PL30225B1 - : en pl
  • US2267708A - Roller bearing and cage : en
  • US2268500A - Apparatus for hair waving : en
  • US2267907A - Internal combustion engine valve mechanism : en
  • US2268181A - Tow bar : en
  • US2268454A - Washing machine : en
  • DE715615C - Electric switch with permanent blow magnet : de en
  • GB542121A - Improvements in devices enabling the mechanical vibrations produced by blades, strings, tuning forks, vibrating rods or the like, to be amplified by means of thermionic tubes : en
  • GB542248A - Improved speed control system for a multi-engine power plant for the electric propulsion of moving craft : en
  • ES6910U - Game of scales. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5715Y - Perfect electrical current switch for lighting installations. : en es
  • ES148656A1 - A DEVICE FOR SUSPENSIONS FOR VEHICLES PARTICULARLY FOR AIRCRAFT : en es
  • US2267977A - Window construction : en
  • FR868487A - Remote adjustment according to the voice coil system : en fr
  • US2268154A - Manometer : en
  • US2268461A - Apparatus for producing flocculation : en
  • CA401856A - Gray cast iron production : en fr
  • CH218624A - Shooting device for looms. : de en
  • CH218688A - Watch movement with central seconds hand. : en fr
  • GB542190A - Improvements in or relating to electrical condensers : en
  • US2268265A - Garment hanger : en
  • CH218814A - Process for the preparation of a disazo dye. : de en
  • CH218675A - Method and device for determining mechanical stress values on materials. : de en
  • CH218622A - Guide rule for the winding sensor on Kötz winding machines. : de en
  • FR868416A - Telegraph receiver with fading adjustment : en fr
  • CH218681A - Key button for calculating machines. : de en
  • ES148671A3 - A PERFECTED ELECTRIC FAN : en es
  • CA401847A - Automobile hood latch : en fr
  • CA401851A - Liquid soap : en fr
  • US2268340A - Fluid pressure control device : en
  • ES5712Y - Lifeguard of great security and easy mooring. : en es
  • GB542124A - Process for regenerating spent metal catalysts : en
  • ES6938U - Special tiles for roofs (Machine-translation by Google Translate, not legally binding) : en es
  • ES6935U - Capsule or vaginal hygienic plug. (Machine-translation by Google Translate, not legally binding) : en es
  • USD130913S - Base for a display stand or the like : en
  • DE715577C - Elastic coupling : de en
  • ES5704Y - Hygienic ashtray. : en es
  • ES6963U - Oscillating arm for high tension line poles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES148635A1 - PROCEDURE FOR THE MANUFACTURE OF PROTECTED BOMBONS : en es
  • CH218716A - Machine for liquid or gaseous working medium. : de en
  • CH218793A - Pressure medium brake for vehicles, in particular motor vehicles, having two line networks. : de en
  • GB542120A - Improvements in valve bags of paper or similar material : en
  • US2268397A - Telephone system : en
  • CH218764A - Process for the preparation of progesterone. : de en
  • CA401818A - Meat clothing : en fr
  • US2268410A - Condensation products : en
  • US2267996A - Clutch release throttle control mechanism : en
  • CA401833A - Hydraulic intensifier : en fr
  • CA401920A - Orange dyestuff : en fr
  • US2268194A - Electron discharge device : en
  • US2268392A - Partition device : en
  • CH218673A - Dynamically acting material testing machine. : de en
  • PL30240B1 - A method of processing artificial protein fibers : en pl
  • US2268435A - Shoe and foot saver : en
  • CH218769A - Eyeglass mount on gas masks made of rubber or rubberized material. : de en
  • GB542222A - Improvements in or relating to the tanning of skins : en
  • DE715585C - Method and device for improving the take-off capability of aircraft operated by steam engines : de en
  • DE715626C - Dental prosthesis, consisting of a synthetic resin-like mass : de en
  • US2267832A - Lens system : en
  • US2268215A - Treatment of starch : en
  • CA401886A - Refrigerator car : en fr
  • CA401824A - Metal body conditioning apparatus : en fr
  • USD130969S - Design for a dress : en
  • CH218825A - Process for the production of d-ascorbic acid. : de en
  • US2268223A - Multiple conductor cable : en
  • DE715533C - Chopping machine for processing wood waste and similar materials : de en
  • CH218596A - Exterior cladding for house exterior walls consisting of small plates. : de en
  • US2267807A - Shoe : en
  • US2267837A - Cylinder reboring machine : en
  • US2267835A - Air conditioner : en
  • CA401913A - Clinch-nut machine : en fr
  • US2268057A - Athletic shoe and cleat therefor : en
  • CH218728A - Control device with servo motor connected to a control element. : de en
  • CA401739A - Saw blade tightener : en fr
  • US2267811A - Photographic camera : en
  • US2268509A - Clutch : en
  • CA401792A - Ammonium nitrate explosive : en fr
  • CH218798A - Vehicle hub with transmission gear. : de en
  • CH218742A - Device for fixing an electrical appliance to a panel, the operating member of which alone is visible. : en fr
  • CH218730A - Steam boiler with boiler tubes connected to a drum. : de en
  • CH218773A - Device to achieve the correct phase position between two synchronously running axes. : de en
  • CA401904A - 7-amino-cholesterol compound : en fr
  • US2268171A - Brake shoe adjusting gauge : en
  • US2268231A - Lamp regulating system : en
  • US2268192A - Closure for stair openings : en
  • US2268092A - Treatment of regenerated cellulose : en
  • US2268329A - Braking means for dual wheels : en
  • CA401750A - Boiler : en fr
  • CA401825A - Acetylene generator control system : en fr
  • US2268034A - Control system : en
  • US2268453A - Clasp or connector for watch bracelets or the like : en
  • CA401917A - Electric insulating material : en fr
  • CH218631A - Railroad shoe. : en fr
  • CA401766A - Fish head trimmer : en fr
  • US2268200A - Crankshaft lathe : en
  • DE715562C - Device for speed or frequency control of electrical machines : de en
  • CH218827A - Light alloy wheel rim and method of making the same. : de en
  • FR868436A - Sharpening head for removable barrels : en fr
  • FR868450A - Engine controlled maneuvering strut for aircraft : en fr
  • GB542306A - Process for the manufacture of stoppers for bottles and similar containers : en
  • ES6933U - New device made of iron and other metals, applicable to keyboard and percussion instruments (Machine-translation by Google Translate, not legally binding) : en es
  • ES6953U - A support for travel (Machine-translation by Google Translate, not legally binding) : en es
  • FR868387A - Double windscreen wipers, especially for vehicles : en fr
  • ES5696Y - Deposit box for transporting bottles. : en es
  • US2267816A - Cube tap and the like : en
  • BE443351A - Security device against theft for bicycles and the like : en fr
  • US2267753A - Process of preparing platinum alloy catalysts for gas reaction and the catalysts obtainable thereby : en
  • US2268001A - Television transmission system : en
  • CH218679A - Device for measuring the deviations of a frequency from a nominal value, in particular for control purposes. : de en
  • DE715548C - Amplifier tube circuit to avoid the anode reaction : de en
  • US2268504A - Radioactive alloy : en
  • CH218629A - Device for rinsing laundry in domestic use. : de en
  • ES148643A1 - A MODIFICATION IN THE DISPOSITION OF THE EXCITING LAMPS IN THE SOUND CINES : en es
  • ES6916U - Sealable packaging box. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542281A - Improvements in or relating to conductor units for electrical wiring systems : en
  • CA401814A - Cooling system for compressors : en fr
  • US2268005A - Shaving implement : en
  • US2268389A - Grinding machine-table reciporcating mechanism : en
  • USD130967S - Design fob a dress ensemble : en
  • US2267724A - Piston : en
  • ES148650A1 - IMPROVEMENTS IN THE MEANS OF DRIVING THE PROPULSOR SYSTEM OF AN AERODINE, ESPECIALLY OF AN AERODINE THAT SHOULD EVOLVE AT A GREAT HEIGHT : en es
  • US2268263A - Pipe fitting : en
  • US2268525A - Process of drawing steel : en
  • USD130927S - Sperry etal camera : en
  • ES6912U - A holster or set of footwear on the same insole made of a half-sleeve bocel, male and female, with an overlay of ferodo or rubber-coated strap (Machine-translation by Google Translate, not legally binding) : en es
  • GB542173A - Process for imparting a soft handle to textile materials : en
  • US2267735A - Manufacture of catalysts : en
  • US2267742A - Thermocouple and pilot burner : en
  • USD130986S - Design fob a dress : en
  • US2267710A - Sheet feeding device : en
  • US2267778A - Stabilized vinyl resin : en
  • CH218602A - Transportable, electrically heated radiator. : de en
  • US2268213A - Shielded fireworks holder : en
  • US2267853A - Shoe construction : en
  • US2268362A - Support for window accessories : en
  • GB542160A - A process for the preparation of sulphonamide devivatives : en
  • US2267894A - Apparatus for cleaning and renovating waste : en
  • US2268374A - Calculating machine : en
  • US2268400A - Stocking : en
  • ES148627A1 - BETTERS IN BRAIDERS AND BURNERS BURNERS FOR LIQUID FUELS : en es
  • FR868480A - Method for manufacturing cathodes with a large external surface : en fr
  • US2267731A - Process for the production of capillary-active agents : en
  • US2267982A - Moistening means : en
  • US2268146A - Dielectric composition : en
  • US2267995A - Road marker : en
  • US2268356A - Method and apparatus for producing power : en
  • US2267991A - Producing harmonic tones in pianos : en
  • ES5673Y - Shoe with interchangeable strap. : en es
  • GB542283A - Improvements relating to electric arc rectifiers : en
  • GB542308A - Improvements relating to the setting of rivets : en
  • DE715545C - Steam or internal combustion turbine : de en
  • DE715608C - Point heating system : de en
  • FR868438A - Chassis for motor vehicles : en fr
  • FR868454A - Tuning device : en fr
  • GB542237A - Improvements in or relating to internal combustion engines provided with charging-pumps : en
  • USD130978S - Design for a bowling glove : en
  • USD130956S - Design fob a grommet member : en
  • US2268259A - Vehicle direction indicator operating means : en
  • US2267922A - Comb cleaner : en
  • US2268387A - Presservation of wood : en
  • US2268423A - Packaging apparatus : en
  • US2268359A - Relief valve : en
  • ES148655A3 - A PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR : en es
  • DE715587C - Zipper connection : de en
  • DK59355C - Vending machine. : da en
  • US2268047A - Telephone system : en
  • ES148699A1 - IMPROVEMENTS IN MOTORCYCLES OF INTERNAL COMBUSTION, SIMPLE EFFECT, TWO-CYCLE CYCLINDRICAL, CRUCLE TYPE : en es
  • DK59352C - Procedure for applying plaster or similar coatings to surfaces by means of a compressed air gun. : da en
  • ES148700A1 - IMPROVEMENTS IN THE PROCEDURE FOR ELECTRIC HAIR CURING AND WAVY : en es
  • DE715591C - Wet molding machine for socks of various lengths : de en
  • US2268422A - Headdress : en
  • FR868432A - Castings, such as toothed wheels, pulleys, etc., obtained from complexes of fibrous material with the addition of a binder, and method of manufacture thereof : en fr
  • GB542214A - Improvements in or relating to socketed screws : en
  • US2267743A - Signal : en
  • US2268149A - Combination ash receptacle and flexible cover : en
  • US2268281A - Collapsible outdoor equipment : en
  • CH218777A - Receiving arrangement with loop antennas. : de en
  • US2268077A - Holder : en
  • US2267819A - Refrigeration apparatus : en
  • FR868360A - Relay with mercury contacts : en fr
  • CH218593A - Crusher for cleaning and classifying granular materials. : en fr
  • GB542180A - Improvements in the colouring of textile and other materials : en
  • US2268353A - Stabilization of insecticide materials : en
  • US2267898A - Churn and butter worker : en
  • US2268361A - Heat exchange apparatus : en
  • ES6946U - Rocking chair (Machine-translation by Google Translate, not legally binding) : en es
  • ES148605A1 - IMPROVEMENTS IN THE RECEPTACLES FOR THE INSTALLATION AND ASSEMBLY OF BUILT-IN ELECTRICAL MATERIAL : en es
  • DE715566C - Short-time switch for electrical resistance welding machines : de en
  • ES148674A3 - A PROCEDURE FOR THE MANUFACTURE OF TRAYS FOR MOUTH MOLDING PASTA : en es
  • DE715543C - Process for the preparation of water-soluble amidine derivatives : de en
  • US2268317A - Combined garment and tent : en
  • US2268440A - Heating apparatus : en
  • USD130959S - Dust collector and blower housing for vacuum cleaners : en
  • US2267931A - Seal : en
  • US2268105A - Photometric device : en
  • DE715607C - Water level indicator for high pressure steam generator : de en
  • US2267785A - Cleaning machine : en
  • ES148710A3 - PROCEDURE FOR GLUING, PRESSING, LUBRICATING OR DYING TEXTILE YARN : en es
  • US2268429A - Suction cleaner : en
  • CA401786A - Surgical splint : en fr
  • CA401910A - Plastic composition : en fr
  • US2267968A - Link bracelet : en
  • CA401725A - Propeller shaping machine : en fr
  • CH218717A - Multi-spark magneto. : de en
  • CA401760A - Fuel pump mechanism : en fr
  • US2267766A - Catalytic conversion of hydrocarbons : en
  • USD130947S - Brooch pin or similar article : en
  • US2268280A - Brake shoe : en
  • US2268526A - Galvanometer : en
  • CA401857A - Ferrous alloy : en fr
  • US2268240A - Airplane describing system : en
  • US2268328A - Refrigerator car construction : en
  • CH218796A - Bicycle. : de en
  • CA401891A - Refrigerator car : en fr
  • CA401783A - Vitamin recovering process : en fr
  • CH218781A - Loop antenna arrangement for omnidirectional reception with two reception frames arranged perpendicular to one another. : de en
  • US2268324A - Process for the preparation of photographic bleaching-out layers : en
  • US2268360A - Heat exchange apparatus : en
  • CA401812A - Wringer control : en fr
  • US2268094A - Catalytic process for treating hydrocarbon oils : en
  • CH218775A - Signal indicator. : de en
  • CH218683A - Talking machine with device for automatically turning over the records played on one side and for changing the records played on both sides. : de en
  • CH218715A - Device for imparting rotary movement to winches and other mechanisms of this kind. : en it
  • CH218722A - Ignition coil. : de en
  • CA401892A - Refrigerator car : en fr
  • CA401855A - Glass cutting machine : en fr
  • US2268382A - Ignition promotor for diesel fuels : en
  • CH218705A - Process for the production of a split snap ring for securing the position of a structural part in relation to a cylindrical bolt. : de en
  • GB542165A - Improvements in or relating to clutch or ratchet gearing : en
  • FR868362A - Process for preparing vinyl chloride : en fr
  • US2267787A - Method of forming vitreous decalcomanias : en
  • US2267745A - Fuse provided electrical device : en
  • CH218810A - Process for the preparation of a monoazo dye. : de en
  • GB542182A - Improvements in microwave devices : en
  • CA401860A - Cable connector : en fr
  • DE715619C - Multipole high frequency welding generator with several winding branches : de en
  • GB542204A - Improvements in or relating to the preparation of crude rubber : en
  • GB542224A - Improvements in and relating to machines for winding electric toroidal coils : en
  • CA401839A - Plastic material mixing mill : en fr
  • FR868374A - Improvements in the construction of vehicle walls : en fr
  • US2268253A - Windshield wiper : en
  • US2267967A - Extensible linkage : en
  • US2268255A - Extensible bracelet : en
  • US2267906A - Hair curler : en
  • US2268124A - Can tester : en
  • BE443473A - : en
  • CA401803A - Aromatic compound catalytic oxidation : en fr
  • CH218661A - Music Box. : en fr
  • CH218666A - Straight pull lock for automatic firearms. : de en
  • CH218691A - Watch box. : en fr
  • US2268466A - Envelope : en
  • DE715495C - Laying device for mobile telecommunication lines or cables : de en
  • DK59353C - Water level indicator for bathing bridges. : da en
  • USD130915S - Design for a crupper : en
  • ES6899U - Scissor ladder, which can also be used as an extendable ladder. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542185A - Improvements in or relating to machines for making pipes or sheets from plastic material : en
  • DE715547C - Method for monitoring the synchronous operation between clock generators and the vibration generators controlled by them : de en
  • CH218786A - Device for causing the extraction of the dough contained in a tube with deformable walls. : en fr
  • GB542296A - Improvements in or relating to dividing heads : en
  • CA401744A - Punch block device : en fr
  • GB542243A - Improvements in or relating to welding fluxes : en
  • DE715508C - Safety device to prevent the untimely opening of conveyor trays : de en
  • IE17214L - Safety fuzes : en
  • US2267776A - Match holding stand ash tray and bundle of matches therefor : en
  • CH218660A - Ball point for writing implements. : de en
  • GB542261A - Improvements in or relating to boxes, cartons and the like : en
  • FR868361A - Electrical installation, in particular for motor vehicles : en fr
  • USD130928S - Design for a combined lamp stand and shade : en
  • CH218721A - Device in electrical circuits to render the metal migration harmless between the circuit breaker contacts, in particular in magneto circuits. : de en
  • CH218618A - Attachment for cookers. : de en
  • US2268332A - Refrigerator car : en
  • US2268455A - Power transmitting mechanism : en
  • US2268049A - Method of making composite material : en
  • ES148626A1 - IMPROVEMENTS IN THE MACHINES USED IN THE CONFORMATION OF THE POINTS OF THE SEPARATED COURTS : en es
  • CA401728A - Panties : en fr
  • FR868423A - Rhenium thoriated cathodes : en fr
  • US2268217A - Tensiometer for tandem mills : en
  • USD130946S - Design for a game board : en
  • USD130930S - Design fob an emblem pin : en
  • CH218626A - Presser foot for sewing machines. : de en
  • CH218669A - Tester for tools. : de en
  • GB542205A - Improved manufacture of asbestos cement tubes : en
  • US2268491A - Coating composition : en
  • US2268476A - Signaling device : en
  • US2268053A - Heat treatment of high-speed steel : en
  • US2268245A - Container for milk bottle caps : en
  • US2268488A - Broom : en
  • US2267848A - Support for normal body locomotion : en
  • US2268120A - Cigar lighter : en
  • ES6954U - Protection tube, applicable to electrical installations (Machine-translation by Google Translate, not legally binding) : en es
  • CH218735A - Transformer. : de en
  • GB542130A - Reduction of power transformer interference in radio receivers : en
  • DE715610C - Bracing device for overhead lines : de en
  • ES6896U - A new lounge game (Machine-translation by Google Translate, not legally binding) : en es
  • ES6929U - Support with flange to hold the gear changes on bicycles. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868474A - Antenna layout : en fr
  • US2268087A - Garbage cart : en
  • USD130934S - Design for a stuffed toy ob similar article : en
  • GB542191A - Improvements in elastic fluid turbine arrangements : en
  • CA401899A - Hub tool : en fr
  • US2268270A - Gas turbine plant : en
  • DE715582C - Cinema equipment : de en
  • DE715595C - Method and device for cleaning and sterilizing air using ozone : de en
  • FR868380A - Process for the production of protective layers on magnesium and magnesium alloys : en fr
  • US2267732A - Radio receiving system : en
  • US2267873A - Fastener : en
  • USD130985S - Design fob a dress : en
  • ES5701Y - Perfected radiator. : en es
  • ES6981U - Rubber sole. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6928U - Device for fastening straps to the wristwatch handles. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542256A - Improvements in and relating to heating installations having underfeed stokers : en
  • ES148669A3 - A RACORD APPARATUS TO HOLD THE NEEDLES IN THE INJECTION SYRINGES : en es
  • FR868500A - Device for the synchronous transmission of rotational movements, needle positions or the like by a rotating field device : en fr
  • GB542128A - Improvements in or relating to the production of highly polymeric organic compounds : en
  • US2268247A - Process of making colored sheet glass : en
  • US2268225A - Apparatus for repairing traction belts : en
  • CH218636A - Centrifugal wheel for conveying two liquids or gases to be mixed. : de en
  • CA401773A - Dynamometer instrument : en fr
  • CH218762A - Process for the preparation of a derivative of pregnendione which is substituted in the 21-position with oxygen. : de en
  • US2267910A - Power producing apparatus : en
  • US2268393A - Floor scraper : en
  • CA401844A - Comb : en fr
  • CA401887A - Refrigerator car : en fr
  • FR868451A - Process for making sintered permanent magnets : en fr
  • FR868407A - Device for the indirect and automatic control of a valve by a pulse transmitter : en fr
  • FR868371A - Timer for tape or steel wire sound recording machines : en fr
  • US2267856A - Vehicle attached jack : en
  • CA401836A - Plaster board perforating machine : en fr
  • CH218733A - Cell for testing apparatus, on-board equipment for aircraft and the like. : de en
  • ES6926U - New model for bicycle frames. (Machine-translation by Google Translate, not legally binding) : en es
  • US2267780A - Rim latch : en
  • US2267845A - Safety blasting cable spool : en
  • CA401885A - Refrigerator car : en fr
  • ES148690A1 - A PROCEDURE FOR THE MANUFACTURE OF ADHESIVE GLUE : en es
  • ES6902U - Electromechanical device to save gasoline in cars and other vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542139A - Improvements in or relating to wringers : en
  • US2268276A - Racket stringing machine : en
  • US2268458A - Photographic print drying frame : en
  • US2268516A - Automobile brake : en
  • CA401785A - Paint pigment : en fr
  • US2268073A - Motor-operated mopping device : en
  • US2267920A - Fluid treating apparatus : en
  • CH218734A - Surface capacitor. : de en
  • CA401898A - Motor control : en fr
  • CH218783A - Method for fine adjustment of the degree of coupling between two inductively coupled coils housed in a shielding cover. : de en
  • CH218750A - Counter. : de en
  • US2267950A - Telephone system : en
  • PL30205B1 - A method and device for determining the degree of stretch of a sheet of varnish, paint or similar materials, applied to steel or metal sheets or strips : en pl
  • CH218826A - Carrier current transmission system. : de en
  • CA401916A - Cellulosic insulating material : en fr
  • CH218753A - Fuse. : de en
  • GB542188A - Improvements in sleeve valve internal combustion engines : en
  • CH218784A - Arrangement for generating the synchronization pulses for television purposes. : de en
  • BE443279A - Condensation products and process for preparing these products : en fr
  • US2268445A - Electric switch : en
  • USD130923S - Design for a lamp stand : en
  • US2267800A - Power transmission mechanism : en
  • CA401758A - Gem setting : en fr
  • US2268242A - Rapid punch press : en
  • CA401801A - Regenerated cellulose softener : en fr
  • CH218595A - Liquid distribution device for the treatment of crops. : en fr
  • CH218668A - Device for turning organs on machine tools by precisely defined parts of a revolution. : de en
  • PL30233B1 - Device for condensing vapors or vapor mixtures from gases : en pl
  • US2268046A - Blower : en
  • US2268434A - Tabulating card : en
  • CA401799A - Glycolic acid ester preparation : en fr
  • FR868491A - Frequency dependence measuring device : en fr
  • US2267934A - Envelope opener : en
  • CA401769A - Permanent magnet : en fr
  • CH218604A - Device for self-locking of a room-enclosing organ in every opening position. : de en
  • US2268470A - Electrode housing : en
  • CA401731A - Action toy : en fr
  • CH218782A - Amplitude limiting device with at least two galvanically coupled amplifier tubes connected in series. : de en
  • US2268126A - Condensation products and process of preparing them : en
  • US2268168A - Heat resisting mirror : en
  • US2268102A - Staple feed mechanism for fastener applying instruments : en
  • US2268288A - Song sheet rack : en
  • US2268385A - Hose coupling : en
  • US2268438A - Sound recording system : en
  • GB542133A - Improvements in or relating to water purification apparatus : en
  • BE443393A - Product applicable in tannery and its manufacturing process : en fr
  • CH218760A - Automatic machine for the production of sanitary towels. : de en
  • US2267949A - Hair waving shears : en
  • US2268041A - Flow device : en
  • CH218640A - Process for the preparation of a new indolenylidene. : de en
  • PL30241B1 - Gas valve device : en pl
  • CA401775A - Radio amplifier : en fr
  • CH218811A - Process for the preparation of a monoazo dye. : de en
  • FR868419A - Coupling arrangement in steps or high frequency stages in counter-time : en fr
  • GB542234A - Improvements in wrapping machinery : en
  • US2267763A - Flux and method of producing same : en
  • US2268219A - Gas and liquid contact apparatus : en
  • US2268153A - Door lift device : en
  • US2268421A - Cup dispenser : en
  • US2268459A - Card cloth foundation : en
  • US2268209A - Bottle carrier : en
  • US2267915A - Typewriting machine : en
  • CH218736A - Adjustable transformer. : de en
  • CA401753A - Nursing instrument for babies : en fr
  • US2268274A - Azo dyestuffs : en
  • US2268032A - Automobile key case : en
  • US2268080A - Means for making clasp fasteners : en
  • US2268191A - Rotary printing press : en
  • US2268232A - High film strength lubricant and method of preparing same : en
  • US2268322A - Method of positive printing in color photography : en
  • ES148693A1 - A PROCEDURE FOR THE PREPARATION OF RED COPPER OXIDE : en es
  • FR868356A - Device for moving conveyor belts and the like : en fr
  • GB542269A - Improved manufacture of closures and liners for containers : en
  • DK59342C - Process for the preparation of tetrahydroisoquinoline compounds having at least two free phenolic hydroxyl groups. : da en
  • FR868427A - Process for the manufacture of emulsions and preparation for emulsions, preparations, emulsions and resulting products thereof : en fr
  • ES148653A1 - A MECHANICAL DEVICE FOR TOY HORSES : en es
  • GB542195A - A tool for use in fitting and removing the barrel of a tap, stop cock or the like : en
  • US2267896A - Centrifugal casting apparatus : en
  • ES148680A2 - RUBBER SPRING FOR SUPPORTS, SHOCK ABSORBERS, SUSPENSIONS AND SIMILAR APPLICATIONS : en es
  • FR868447A - Elastic material suitable for film production : en fr
  • CA401767A - Silencing device for pulsating gases : en fr
  • US2268437A - Printing machine : en
  • USD130973S - Design for a dress : en
  • DK59360C - Interchangeable barrel for unleashing in automatic firearms with recoiling barrel. : da en
  • CH218687A - Seconds counter on a clock. : de en
  • US2267760A - Diazo-amino printing composition : en
  • US2267836A - Matrix and holder therefor : en
  • US2268104A - Television or like receiver : en
  • US2268184A - Package-tie-affixing machine : en
  • US2268412A - Rotary impact tool : en
  • US2268472A - Ingot for press piercing and shaping arrangement therefor : en
  • CH218792A - Drive device for electrically operated vehicles, in particular road vehicles. : de en
  • GB542212A - Fuze for shell or bomb : en
  • CA401880A - Asphalt preparation : en fr
  • CH218630A - Wedge ski pants. : de en
  • CH218741A - Power cables. : de en
  • ES148714A1 - IMPROVEMENTS IN THE MANUFACTURE OF PIPELINE DRAINAGE MACHINES : en es
  • DE715617C - Switching device controlled by differences in liquid levels : de en
  • GB542155A - Improvements in and relating to building construction : en
  • GB542312A - Improvements in flexible pocket receptacles : en
  • US2268316A - Leveling bar seal for coke ovens : en
  • US2268474A - Manufacturing wrapper blanks : en
  • FR868364A - A process for the preparation of premium washing, wetting, dispersing, emulsifying and cleaning products : en fr
  • ES5687Y - Case for makeup and perfumes. : en es
  • DE715524C - Throttle valve serving as a closure element for the water pipe of a turbine or pump : de en
  • US2267871A - Mothproofing compositions and their manufacture : en
  • US2268110A - Cracking oils using synthetic catalytic compositions : en
  • FR868470A - Raw iron mixer : en fr
  • US2268415A - Coating composition : en
  • USD130929S - Design for a shoe or similar article : en
  • GB542254A - Improvements in or relating to steering means for vehicle trailers : en
  • US2267842A - Manufacture of artificial materials such as fibers : en
  • US2268051A - Kick stand : en
  • US2267952A - Stereoscopic camera : en
  • USD130931S - Design fok a water heater : en
  • CA401897A - Printing telegraph apparatus : en fr
  • US2268477A - Method of making laminated material : en
  • DE715534C - Device for winding fire hoses : de en
  • FR868456A - Double windscreen wipers, especially for vehicles : en fr
  • US2267937A - Work gauge and guide for woodworking machines : en
  • US2267900A - Vacuum apparatus : en
  • ES148675A3 - A PROCEDURE FOR THE MANUFACTURE OF A HARDWATER SOFTENER PRODUCT : en es
  • GB542245A - Improvements in arrangements for producing and viewing optical images produced by electron bombardment of fluorescent screens : en
  • US2268326A - Tool for cutting gears : en
  • US2267757A - Process of producing substituted alpha-pyrrolidones : en
  • US2268244A - Method of packaging bottle caps : en
  • US2267712A - Polymerization of symmetrical dichlorethylene : en
  • US2268136A - Production of maleic acid from succing acid : en
  • FR868396A - Process for preparing oxygenated derivatives belonging to the cyclopentanopolyhydrophenanthrenic series : en fr
  • PL30221B1 - A method of treating the raw green fibers of a vial plant and an apparatus for carrying out the method : en pl
  • ES5683Y - Secafirmas for desktop. : en es
  • US2268030A - Mask : en
  • US2268248A - Cardholder : en
  • DE715525C - Process for the pressure-tight fastening of pipes, pipe plugs or pipe nipples by displacing material enrichments that reenter into their interior up to the same inside diameter throughout : de en
  • FR868395A - Electric discharge tube : en fr
  • GB542272A - Improvements relating to powder blowers : en
  • GB542259A - System and methods for television reception : en
  • GB542274A - Improvements in relief valves : en
  • GB542209A - Improvements in the manufacture of calcium hypochlorite compositions : en
  • ES6944U - Capacho. (Machine-translation by Google Translate, not legally binding) : en es
  • DE715501C - Arrangement of an especially multi-pole overcurrent relay on an electromagnetic contactor : de en
  • FR868493A - Cable head : en fr
  • US2268254A - Door lock : en
  • FR868466A - Acetylene generator for automotive vehicles : en fr
  • FR868478A - Installation for signal transmission : en fr
  • GB542213A - Dyestuffs derived from 2-amino-3-naphthoic acid : en
  • GB542226A - Coupling circuits for electronic discharge devices : en
  • ES6988U - Electric switch. (Machine-translation by Google Translate, not legally binding) : en es
  • US2268420A - Machine for applying marginal coatings to articles : en
  • US2267820A - Vacuum tube voltmeter circuit : en
  • FR868418A - Directing antenna : en fr
  • ES6927U - Wooden surface for advertising. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542228A - Improved method of and apparatus for handling biscuits and like articles : en
  • FR868385A - Rotary piston blower, especially for internal combustion engines : en fr
  • US2268125A - Coiler : en
  • ES5676Y - Container for transporting bottles. : en es
  • US2268318A - Universal articulation device for railway and/or tramway carriages mounted on trucks : en
  • CA401754A - Antiseptic : en fr
  • CH218611A - Electric heating plate, the heating part of which is made up of at least two distinct parts. : en fr
  • US2268190A - Sheet separating device : en
  • US2268278A - Building siding material : en
  • US2268319A - Oil guard for sewing machines : en
  • US2268489A - Method of uniting laminae to form laminated glass : en
  • US2267775A - Thermocouple-operated electromagnet : en
  • US2267817A - Pipe fitting of felted asbestos and cement : en
  • USD130944S - Electric-switch housing : en
  • USD130968S - Design for a dress : en
  • GB542171A - Improved dyeing process : en
  • US2268106A - Radio wave prospecting : en
  • DE715583C - Wing with gap formation : de en
  • US2268212A - Voltage regulating means : en
  • US2268012A - Method of finishing articles : en
  • USD130943S - Design for a bracelet or similar article : en
  • US2267751A - Weigh tank for explosives : en
  • US2267943A - Device for working and cultivating turf : en
  • US2268301A - Manually operated vacuum sealer for containers : en
  • USD130974S - Design for a swimming suit : en
  • ES6915U - Cutting device. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868397A - Axial screw connection device of two cylindrical parts : en fr
  • PL30207B1 - A method of producing artificial leather from fibers and polymerization products of unsaturated organic compounds : en pl
  • US2267814A - Railway truck : en
  • US2268138A - Electrical well-logging system : en
  • US2268469A - Thermal energy responsive indicating device : en
  • USD130979S - Shapiro dress : en
  • US2267890A - Calculating machine : en
  • US2268479A - Abrading tool : en
  • US2268075A - Take-out for glassware forming machines : en
  • USD130954S - Design for a fern stand or the ldxe : en
  • US2267777A - Stabilized vinyl resin : en
  • US2267818A - Distributor rotor : en
  • US2268151A - Garment stay : en
  • CA401733A - Aeroplane running light lamp : en fr
  • CH218723A - Fuel injection device for internal combustion engines. : de en
  • GB542137A - Method of adjusting a tuned earthing reactance and means for facilitating tuning : en
  • DE715510C - Process for the production of synthetic resins : de en
  • US2268016A - Trolley switch control system : en
  • US2268294A - Attachment for hair driers : en
  • FR868467A - Improvements to the methods of transforming a phase modulation, or frequency into amplitude modulation, or vice versa, in ultra-short waves : en fr
  • GB542176A - Improvements in or relating to telecommunication exchange systems : en
  • US2268111A - Slitter and the like for sheet feeding presses : en
  • US2268271A - Sleeve valve engine : en
  • CA401804A - Granular ammonium nitrate explosive : en fr
  • ES6964U - An electro-pneumatic machine to catch points to the stockings and all kinds of fine knitwear (Machine-translation by Google Translate, not legally binding) : en es
  • ES148664A3 - IMPROVEMENTS IN HIGH PRECISION GRINDING AND GRINDING EQUIPMENT : en es
  • CA401780A - Electroplating process : en fr
  • ES148698A1 - PROCEDURE TO FULLY FLUSH TIRE CUBE TUBES IN VULCANIZED RUBBER : en es
  • ES148713A1 - PROCEDURE FOR THE OBTAINING OF A DRINK : en es
  • US2268099A - Sound reproducer : en
  • CA401889A - Refrigerator car : en fr
  • CH218719A - Unit in internal combustion engines, with an electrical machine that sometimes works as a starter engine, sometimes as a power generator, and a gearbox assembled with it. : de en
  • US2268350A - Method of preparing luminescent magnesium tungstate : en
  • US2268267A - Car body suspension and truck construction : en
  • US2268494A - Device for controlling electric circuits : en
  • CH218710A - Automatic valve for air compressors or the like. : de en
  • CA401861A - Horn type loud-speaker : en fr
  • US2268072A - Direct reading gauge : en
  • US2268338A - Stereoscopic attachment for projectors : en
  • US2267997A - Adjustment of spectacles : en
  • US2268009A - Aircraft : en
  • US2268538A - Road marker : en
  • USD130962S - Design fob a dress : en
  • US2267761A - Gas separation : en
  • US2268220A - Receptacle dumping mechanism : en
  • US2268268A - Timing apparatus : en
  • US2268524A - Vulcanization of rubber : en
  • US2267974A - Illuminating device : en
  • US2268134A - Process for the separation of gas mixtures : en
  • US2268264A - Lavatory enclosure : en
  • US2268534A - Liquid-solid separator : en
  • CH218656A - Process for the optical sensitization of halogen silver emulsions. : de en
  • CH218795A - Flanged rim for bicycles. : de en
  • CH218657A - Process for the production of printing forms made of light metal, in which the non-image areas repel the color. : de en
  • CH218693A - Installation on electrical clock systems based on the induction principle. : de en
  • US2267804A - Wire wrapping machine : en
  • US2267886A - Paper holding and feeding apparatus for computing machines : en
  • CA401820A - Steam plant installation : en fr
  • CA401762A - Spark plug : en fr
  • US2268530A - Sealing means for bins, bunkers, or the like : en
  • US2268433A - Amusement game : en
  • BE443260A - Plaster : en fr
  • CH218650A - Edge adjustment device on writing machines. : de en
  • CH218694A - Device with controlled release of an engine. : de en
  • US2268170A - Dust collecting system : en
  • CA401740A - Filter fabric making apparatus : en fr
  • CH218758A - Paper lampion. : de en
  • US2268002A - Paint vehicle : en
  • GB542141A - Heat stable compositions containing vinyl chloride polymers : en
  • CA401821A - Steam generator : en fr
  • CH218801A - Rotary pump for propelling aircraft. : de en
  • US2267971A - Process of producing glutamic acid : en
  • CA401755A - Closure cap : en fr
  • DE715564C - Electric low-pressure fluorescent tubes for mains voltage operation with indirectly heated glow electrodes : de en
  • PL30242B1 - Device for extinguishing and removing residues from furnaces : en pl
  • US2268286A - Brake shoe : en
  • US2267887A - Character mounting : en
  • CA401881A - Lubricating oil for turbines : en fr
  • CA401763A - Radio apparatus : en fr
  • PL30235B1 - A method of treating plant fibers with ozone : en pl
  • ES6967U - Tray to cook fish. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542252A - Improvements in two-way transmission systems : en
  • CA401884A - Folded blank box : en fr
  • BE443484A - : en fr
  • US2268129A - Process for making amines of the acetylene series : en
  • US2268279A - Refractory nozzle : en
  • US2268303A - Sheet metal can : en
  • DE715616C - Switching device controlled by differences in liquid levels : de en
  • GB542135A - Improvements in or relating to devices for creating a tensile connection between objects, e.g. for use in lifting objects : en
  • ES148509A3 - A PERFECTED CLAMP FOR ALL KINDS OF ELECTRICAL CONNECTIONS : en es
  • FR868475A - Modulation device for reflector installations : en fr
  • FR868477A - Assembly intended to establish a link between the outputs of tuned amplifiers and common subscribers : en fr
  • ES148709A1 - REGULATOR DEVICE AND AUTOMATIC SWITCH OF THE GAS STEP TO THE HEATING APPLIANCES : en es
  • CA401756A - Higher fatty aldehyde preparation : en fr
  • US2268386A - Heat exchanger apparatus : en
  • US2268388A - Antifreeze solution : en
  • CA401771A - Dynamo-electric machine control system : en fr
  • CH218701A - Razor. : de en
  • US2267966A - Cigarette holder : en
  • ES6936U - Automatic box to contain cigarettes. (Machine-translation by Google Translate, not legally binding) : en es
  • CH218745A - Device for releasably connecting electrical conductors, in particular aluminum conductors. : de en
  • CA401915A - Article handling mechanism : en fr
  • CH218767A - Injection ampoule with a transparent liquid container. : de en
  • DE715601C - Continuous multi-caliber rolling mill with alternately horizontally and vertically arranged duo stands : de en
  • CA401909A - Concrete proportion testing apparatus : en fr
  • US2267752A - Arrangement for producing filters and ultra filters : en
  • CA401777A - Radio amplifier : en fr
  • US2267737A - Treatment of hydrocarbons : en
  • US2267788A - Method of forming stencil sheets : en
  • CH218788A - Containers for solids. : de en
  • CH218729A - Forced steam generator with pipe coils connected in parallel. : de en
  • CA401732A - Stopper for carboys, bottles and cans : en fr
  • CH218800A - Propeller adjustment device. : de en
  • DE715614C - Cable connection for portable smaller devices subject to tension and bending : de en
  • ES148611A3 - AN APPARATUS FOR MECHANICALLY TRANSPORTING, BY ENGRAVING THEM ON THE SHAFT, OVER THAT OF CYLINDRICAL AND PRISMATIC PIECES OF ANALOGUE SIZE TO THOSE, ALL KINDS OF DRAWINGS OR INSCRIPTIONS : en es
  • US2268147A - Building wall construction : en
  • US2267911A - Ice cream : en
  • CA401874A - Intermediate frequency amplifier system : en fr
  • CH218653A - Photographic lens shutter. : de en
  • GB542255A - Improvements in and relating to devices for supporting eaves gutters : en
  • US2267917A - Spring suspension for vehicles : en
  • US2268314A - Straight-bar knitting machine : en
  • US2268537A - Road marker : en
  • US2268042A - Foldable table leg : en
  • ES5708Y - Two-sided tie. : en es
  • ES6960U - Rotoplan or flying crescent (Machine-translation by Google Translate, not legally binding) : en es
  • US2268028A - Honing machine : en
  • CA401784A - Ignition composition : en fr
  • US2267969A - Trailer hitch : en
  • US2268266A - Laminated safety glass and process of producing it : en
  • CA401751A - Chemical analysing device : en fr
  • CH218720A - Device for fanning gas generators. : de en
  • FR868497A - Device for four-wire connection for trunk circuit : en fr
  • GB542271A - Improvements in routing machines : en
  • US2267919A - Centrifugal governor : en
  • US2268050A - Scaffold : en
  • US2268305A - Transmission : en
  • CH218692A - Timepiece for counting time. : en fr
  • PL30212B1 - Electric pocket torch with a rotary switch : en pl
  • US2267799A - Baseball glove : en
  • US2267923A - Shear-reducing, dual verge thread for tool joints, etc. : en
  • US2268447A - Tabulating machine : en
  • ES5698Y - Folding penknife. : en es
  • US2268345A - Wheel : en
  • US2268419A - Antiager : en
  • ES6972U - Fruit squeezing device. (Machine-translation by Google Translate, not legally binding) : en es
  • US2267725A - Method of producing alkyl aromatic compounds : en
  • US2268379A - Sanitary holder : en
  • CA401835A - Nickel electrodeposition : en fr
  • DE715502C - Bladder valve control for soot blowers : de en
  • GB542260A - A socks and stockings protector : en
  • GB542263A - Improvements in and relating to micrometer gauges : en
  • US2268482A - Ladle nozzle construction : en
  • US2267801A - Transit concrete mixer : en
  • US2268143A - Clutch control means : en
  • US2268483A - Oven for producing coke and gas : en
  • CA401765A - Welding equipment : en fr
  • DE715599C - Sedimentation and enrichment system for valuable heavy substances carried away by water rivers : de en
  • US2267727A - Apparatus for baking fluorescent lamp tubing and the like : en
  • US2267809A - Process for purifying aqueous solutions of caustic alkali containing dissolved sulphides : en
  • US2267941A - Means to prevent flooding of feedwater heaters : en
  • CA401817A - Metal casting forming method : en fr
  • DK59351C - Airtight closure for openings for shelter with a frame located outside the opening in question. : da en
  • US2267754A - Container : en
  • US2267948A - Optical system : en
  • US2267891A - Portable desk : en
  • ES148661A1 - CARD PUNCHER COUPLED TO CALCULATING AND ACCOUNTING MACHINES : en es
  • PL30220B1 - Insert cylinder lock, which can be additionally built into mortise locks with lever to release the latch : en pl
  • US2267711A - Binocular : en
  • GB542235A - Improvements in or relating to the conversion of continuous filaments into staple fibre threads : en
  • US2267892A - Inking apparatus for rotary intaglio printing presses : en
  • US2267904A - Shaft coupling : en
  • USRE21987E - Truck bolster stabilizing means : en
  • CA401829A - Tire casing making apparatus : en fr
  • CA401914A - Article transferring mechanism : en fr
  • US2267824A - Air intake device for passenger vehicles : en
  • US2268426A - Wear resisting alloy : en
  • US2268109A - Cracking using synthetic catalytic compositions : en
  • PL30198B1 - Stefan Kaminski, Warsaw A tissue paper or a cigarette tube : en pl
  • US2268302A - Track lock : en
  • US2268313A - Straight-bar knitting machine : en
  • GB542211A - Improvements in or relating to optical projection apparatus : en
  • CH218702A - Razor. : de en
  • BE440763A - Massaging device for molds and ingot molds : en fr
  • ES6901U - New model of domestic switch-switch for electric light. (Machine-translation by Google Translate, not legally binding) : en es
  • US2268024A - Shelf : en
  • CA401878A - Oil dewaxing process : en fr
  • BE443507A - : en
  • CA401826A - Lime hydrate level controlling apparatus : en fr
  • US2268148A - Climbing device : en
  • US2268155A - Boat construction : en
  • USD130971S - Design fob a coat : en
  • CA401906A - Material testing machine : en fr
  • CH218813A - Process for the preparation of a disazo dye. : de en
  • DE715574C - Two-legged wing clamp for poultry : de en
  • FR868463A - Pressure air tank float : en fr
  • US2268037A - Folding blade actuating mechanism : en
  • US2267736A - Treatment of catalysts : en
  • CA401870A - Radio receiver : en fr
  • US2268367A - Stretching work clamp for sewing machines : en
  • US2268384A - Ignition promoter for diesel fuels : en
  • US2268222A - Telegraph circuit monitoring device : en
  • US2268354A - Adjustable pin gauge : en
  • US2268357A - Method and apparatus for producing power : en
  • US2268487A - Toy airplane : en
  • FR868428A - Torsion-resistant toggle lever guide for telescopic shock absorbers : en fr
  • US2268085A - Radio direction finder : en
  • US2268441A - Glow indicator for signaling systems : en
  • CA401823A - Hollow glass article tempering process : en fr
  • CA401875A - Distortion reducing circuit : en fr
  • CA401907A - Shock absorbing and load equalizing apparatus : en fr
  • US2268402A - Dispensing container : en
  • US2267794A - Shutter mechanism for cameras : en
  • US2268062A - Preparation of synthetic resins : en
  • US2268063A - Automobile heater : en
  • US2267740A - Adjustable track idler : en
  • CA401905A - Radio replacement carrier system : en fr
  • CH218818A - Process for the preparation of a new water-soluble dye for dyeing and printing acetate silk. : de en
  • AU117994B2 - Acylimino pyrazolone couplers : en
  • FR868424A - Device for transforming an optical image into an electronic image : en fr
  • FR868441A - Method and device for preparing fish : en fr
  • CA401779A - Building structure : en fr
  • FR868355A - Method for the foundation of constructions : en fr
  • CA401908A - Multi-chamber filter press : en fr
  • CA401757A - Lubricating device : en fr
  • ES148647A1 - PORTABLE MECHANICAL PERCUSSING APPARATUS : en es
  • FR868472A - equipment for the striking device rotating inside a disintegrating mill : en fr
  • CH218613A - Electric cooking appliance. : en fr
  • PL30206B1 - A method of preventing changes in the concentration of a beam in a beam cathode ray tube : en pl
  • DK59345C - Electron Camera for Television Transmitters. : da en
  • US2267953A - Photographic printing paper : en
  • US2268101A - Feeder for coin changers and loaders : en
  • US2268309A - Device for thread reserve winding on cop winding machines : en
  • CH218713A - Idler brake device on Föttinger converters. : de en
  • US2267758A - Ink for textile marking : en
  • US2267946A - Typewriting machine : en
  • US2268368A - Welding machine : en
  • GB542310A - Improvements in or relating to carpet sweepers : en
  • CH218603A - Car wash. : de en
  • CH218785A - Device for pressing out tubes. : de en
  • ES5700Y - Union or splice for tubes. : en es
  • US2268308A - Full automatic cop winding machine : en
  • ES148711A1 - IMPROVEMENTS IN THE NUTS OF THE LATHES, FOR THE WORKING IN SERIES OF WOOD PIECES : en es
  • US2268114A - Closure, sealing, and locking means : en
  • US2268188A - Railway car side wall construction : en
  • USD130983S - Design for a dress : en
  • CA401896A - Printing telegraph apparatus : en fr
  • GB542186A - Means for pre-heating air supplied to boiler furnaces and such like : en
  • CH218778A - Radio system with portable antenna. : de en
  • GB542276A - Improvements in or relating to straight bar knitting machines : en
  • ES5713Y - Continuous pressure spray device, operated by hand, for all kinds of non-corrosive liquids and for all kinds of uses. : en es
  • ES6956U - Wheel for agricultural carts and transports. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868422A - Method for frequency modulation of UHF UHF transmitters using a feedback circuit : en fr
  • US2267970A - Conveyer : en
  • US2268133A - Electric timing device : en
  • GB542138A - Process for colouring anodically oxidised surfaces of aluminium and its alloys : en
  • BE443340A - VAGINAL CARTRIDGE : en fr
  • CA401809A - Sadiron : en fr
  • FR868429A - Method and device for electrically purifying gases or gas mixtures : en fr
  • GB542169A - Improvements relating to the shrinking of woollen or worsted goods : en
  • US2267730A - Alkylation of paraffin hydrocarbons : en
  • ES5703Y - Useful for repairing inner tubes. : en es
  • GB542240A - Improvements in and relating to tool setting devices for lathes : en
  • FR868398A - Improvements to mechanisms for transmitting movement from one cam to another part of a machine tool : en fr
  • GB542229A - Improvements in or relating to portable buildings : en
  • GB542300A - Improvements in fluid-sealing and dust-excluding devices for shafts, bearings and the like : en
  • PL30197B1 - Water heater adapted to electricity : en pl
  • GB542181A - Improvements in or relating to electric translating devices embodying thermal protective apparatus : en
  • US2267718A - Textile treating process : en
  • US2268473A - Can body blank grain breaking equipment : en
  • DE715560C - A liquid-tight cable connection consisting of a single block : de en
  • PL30222B1 - A method of simultaneous transmission of telegraph signals and speech on a common ultrashort carrier wave : en pl
  • GB542192A - Device for transmitting the movement of a cam to another part of a machine tool : en
  • GB542168A - Improvements in operating mechanism for double-acting automatic brake slack adjusters : en
  • FR868410A - Ball joint : en fr
  • GB542122A - Improvements in cartridge feed mechanism for machine guns : en
  • GB542146A - Improvements in or relating to electrically operable number indicators : en
  • US2268344A - Pneumatic tire tread : en
  • FR868401A - coal saver for central heating boilers : en fr
  • FR868448A - High wear resistance rail manufacturing process : en fr
  • GB542230A - Improvements in electric torches : en
  • ES6980U - Automatic shaper or special device couplable to lathes, milling machines and similar machines for the carving of straight and helical gears. (Machine-translation by Google Translate, not legally binding) : en es
  • US2268022A - Drying oil composition : en
  • GB542145A - Improvements in methods of producing nickel-iron powder : en
  • FR868358A - Electrical switch tube and device containing such a tube : en fr
  • US2268323A - Fastening : en
  • FR868379A - Method and apparatus for extracting finely pulverized dried material during the drying-grinding operation : en fr
  • FR868499A - Pulse tracking method using a cathode ray tube as an indicating device on the receiver side : en fr
  • US2268000A - Hydraulic control for pumps and the like : en
  • GB542287A - Improvements in or relating to electric protective arrangements : en
  • US2267912A - Building construction : en
  • US2267990A - Stapling machine : en
  • US2268243A - Ratchet and pawl mechanism : en
  • US2267806A - Ventilator for silos, cribs, or the like : en
  • GB542289A - Improvements in or relating to devices for extinguishing cigarettes : en
  • ES6941U - Optical window for floor doors and similar (Machine-translation by Google Translate, not legally binding) : en es
  • GB542163A - Method of forming tube coupling units : en
  • US2267723A - Woven article and method of making same : en
  • USD130912S - Design for a display stand : en
  • USD130984S - Design for a dress : en
  • US2267841A - Method of and apparatus for treating water : en
  • US2267857A - Control device of prepayment meters : en
  • US2268417A - Auxiliary holder or adapter for cut film : en
  • PL30214B1 - Phototelegraph device : en pl
  • CA401883A - Baked goods manufacture : en fr
  • GB542249A - Improvements in the manufacture of cabinets and like structures : en
  • US2268485A - Steel studding : en
  • DE715529C - Arrangement for the mutual exchange of power between a three-phase network and a direct current network by means of controllable power converters : de en
  • ES6986U - Case for cigarette packs. : en es
  • CH218686A - Method for showing slides by means of a projection apparatus and device for carrying out this method. : de en
  • US2268078A - Thread cutting machine : en
  • CA401810A - Indicating instrument : en fr
  • GB542197A - Improved supporting arrangement for elastic fluid turbine diaphragms : en
  • US2268249A - Pneumatic tire : en
  • ES6942U - Clamp terminal for the cables of the batteries of automobile accumulators. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542123A - Improvements in the feed mechanism for the cartridge belts of automatic guns : en
  • ES148630A1 - PROCEDURE FOR THE MANUFACTURE OF REELS TO STORE THREAD : en es
  • ES148615A1 - IMPROVEMENTS IN JACQUARD TELESCOPES FOR LABRADOS DOUBLE FABRICS : en es
  • CA401770A - Resinous composition : en fr
  • GB542282A - Improvements in and relating to the reinforcement of light weight building boards, and slabs, and the like : en
  • DE715625C - Process for the production of socks with French feet worn with the left side outwards on the flat weft knitting machine : de en
  • DK59347C - Radio receiver with a majority of pushbuttons or similar station selectors. : da en
  • GB542144A - A new or improved machine for turning grain and the like as for example in malting : en
  • CH218757A - Electric discharge tube with two electrode systems, especially for high power. : de en
  • DE715515C - Process for anodic pretreatment previously degreased metal surfaces in the usual way : de en
  • CA401729A - Game table : en fr
  • ES6922U - Bicycle brake actuator. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868403A - Cathode ray tube for transmitting or receiving images transmitted line by line, in particular for color television : en fr
  • US2268048A - Air conditioning unit : en
  • FR868405A - Centrifugal clutch : en fr
  • GB542149A - Improvements in or relating to the production of photographic images : en
  • US2268098A - Bottle inspection apparatus : en
  • US2268383A - Fuel for combustion : en
  • USD130975S - Design for a sweater : en
  • US2267868A - Method of producing drills : en
  • ES6905U - Envelope device for cases with blusher pencils. (Machine-translation by Google Translate, not legally binding) : en es
  • US2268334A - Method of manufacturing tires : en
  • US2267947A - Typewriting machine : en
  • US2268127A - Manufacture of sulphated and phosphated oils : en
  • US2268406A - Tag affixing mechanism : en
  • FR868367A - Device for interrupting a current without sparks : en fr
  • GB542206A - Liquid discharge apparatus for liquid storage tanks : en
  • US2267716A - Threadless drill pipe : en
  • US2268059A - Sweeper : en
  • US2268430A - Handle attaching means for mounting frames : en
  • ES6909U - Package with double body and intermediate insulation. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542153A - A new or improved spring snap fastener and method of producing the same : en
  • GB542294A - Improvements relating to dolls eyes and their manufacture : en
  • CH218592A - Harvesting machine that can be used as a mowing spreader, hay turner and swath rake. : de en
  • US2267779A - Stabilized vinyl resin : en
  • FR868471A - Process for the direct production of steel : en fr
  • US2267877A - Apparatus for the manufacture of tin plate : en
  • US2267955A - Transformer : en
  • US2268224A - Adjustable buckle mounting : en
  • GB542161A - Improvements in electrical networks comprising inductors having appreciable self-capacity : en
  • GB542246A - Improvements in or relating to lighting and sterilizing apparatus : en
  • USD130981S - Design for a dress : en
  • GB542183A - Improvement in method and apparatus for applying metal coatings : en
  • GB542216A - Improvements in anti-oxidants : en
  • GB542264A - Improvements in or relating to the production of cast iron : en
  • DE715518C - Fixing device for measuring devices, in particular in aircraft : de en
  • FR868391A - Overshoot warning : en fr
  • CH218599A - Bracket for blinds. : de en
  • GB542285A - Improvements in or relating to electron discharge devices of the magnetron type : en
  • PL30239B1 - Oyrill Kocman, Prerov Solid fuel furnace : en pl
  • GB542166A - Manufacture of polymerisable materials : en
  • GB542199A - Device for sharpening safety razor blades : en
  • US2268068A - Oil burner : en
  • US2268428A - Hard metal alloy : en
  • DE715579C - Saw sharpening machine with an adjustable V-belt drive to drive the grinding wheel : de en
  • US2268198A - Dump body : en
  • US2268443A - Sulphonation of organic compounds : en
  • US2268084A - Process for preparing 21-aldehydes of the cyclopentano polyhydrophenanthrene series : en
  • US2268234A - Lubricant : en
  • US2268381A - Refrigeration : en
  • ES6934U - New dropper bottle model (Machine-translation by Google Translate, not legally binding) : en es
  • US2268056A - Sight for guns : en
  • ES6950U - A spark plug for explosion engines (Machine-translation by Google Translate, not legally binding) : en es
  • USD130919S - Design fob a shibt collar clip : en
  • FR868415A - Electronic tube with shutter in ceramic or glass : en fr
  • GB542215A - Improvements in or relating to method of coating undesirably pure monocalcium phosphate for heat treatment, and the product resulting therefrom : en
  • BE443309A - : en fr
  • USD130982S - Design for a dress : en
  • US2268411A - Stoker control method and apparatus : en
  • US2268216A - Alarm clock : en
  • ES6937U - Clothes rack, folding and transportable, possible use inside the rooms. (Machine-translation by Google Translate, not legally binding) : en es
  • US2267880A - Apparatus for filling and sealing containers : en
  • US2268011A - Permanent magnetic chuck : en
  • US2268450A - Carrying case for projectors and projection screens : en
  • US2267741A - Diamino-i : en
  • US2267831A - Silica removing process : en
  • US2268518A - Valve structure : en
  • GB542233A - Improvements in the treatment of textile fabrics to reduce shrinking thereof : en
  • ES148705A3 - A MANUFACTURING PROCEDURE FOR ELASTIC FASTENERS : en es
  • IT391027B - : it
  • CH218682A - Device for dynamic expansion. : de en
  • GB542277A - Improvements in or relating to radio transmitters : en
  • GB542307A - Improvements in safety switch mechanism for electric wash boilers and the like : en
  • CH218751A - Process for the production of non-metallic, electrical resistors. : de en
  • CH218794A - Hydraulic fluid system. : de en
  • US2267826A - Battery tester and method of testing : en
  • US2268536A - Depositor and applicator : en
  • US2268020A - Coupling valve : en
  • USD130988S - Top for a field cooking stove : en
  • CH218790A - Safety razor blade packaging. : en fr
  • US2267748A - Sulphone compound : en
  • US2268451A - Refrigerating apparatus : en
  • BE443369A - : en
  • CA401873A - Radio receiving system : en fr
  • US2267770A - Process for the production of dyeings : en
  • US2267821A - High-pressure metal vapor discharge tube : en
  • US2268069A - Pipe joint forming device : en
  • USD130916S - con roy : en
  • US2267876A - Means and method for controlling output from crystal microphones : en
  • US2268260A - Cutter-chain machine for use in mining coal and other minerals : en
  • US2268460A - Work holder : en
  • CA401830A - Electroplating process : en fr
  • AU403341A - Acylimino pyrazolone couplers : en
  • CH218737A - Armature winding of collector machines with rod-shaped conductors arranged in two layers. : de en
  • CH218662A - Skis with protective edges. : de en
  • CH218608A - Method of making briquettes. : de en
  • CH218774A - Magnetic microphone. : de en
  • US2268178A - Tape reel : en
  • US2268333A - Apparatus for covering channeled members for making bag frames : en
  • USD130950S - Design fob a nightgown : en
  • US2268237A - Support or bracket of hanger type : en
  • USRE21991E - Starting device fob cutting torches : en
  • US2267765A - Suction cleaner : en
  • US2268348A - Draft regulator : en
  • ES6918U - A protective case for the toothbrush (Machine-translation by Google Translate, not legally binding) : en es
  • US2268054A - Moistening mechanism : en
  • US2267940A - Machine tool : en
  • CH218601A - Central heating boiler fitted with a device to supply it with additional air. : en fr
  • US2268369A - Method of soldering fabricated assemblies : en
  • CH218746A - Electric cable. : de en
  • USD130987S - Picture-viewing case or similar article : en
  • US2268336A - Circuit breaker : en
  • CH218743A - Device for releasably connecting electrical conductors. : de en
  • CH218789A - Container with airtight lid. : de en
  • US2268004A - Container closure : en
  • US2268113A - Apparatus for indicating alignment : en
  • PL30224B1 - : en pl
  • US2268250A - Brush and rake unit for golf greens : en
  • US2268520A - Method of welding and welded products : en
  • CH218643A - Process for the preparation of a resinous condensation product. : de en
  • CH218665A - Incendiary and explosive projectiles, especially for aircraft defense. : de en
  • CH218620A - Process for the production of artificial threads. : de en
  • US2268342A - Involute checker : en
  • US2267705A - Oil field apparatus : en
  • CH218609A - Gas generator system, in particular for charcoal. : de en
  • CA401849A - Resinous condensation product : en fr
  • CH218768A - Tools for extinguishing incendiary bombs. : de en
  • CA401876A - Explosive compound : en fr
  • CH218697A - Process for the machine soldering of the seams of vessels made of pickled iron sheet. : de en
  • GB542305A - A process for the manufacture of chlorinated rubber : en
  • CA401877A - Filing tray : en fr
  • PL30200B1 - Device for automatic setting or gear stage indicator, especially in motor vehicles : en pl
  • US2267986A - Follow-through electric circuit : en
  • CH218632A - Shoe lasts. : de en
  • DE715622C - Control arrangement for electrical resistance welding devices : de en
  • US2267797A - Terminal fitting for vent pipes : en
  • PL30218B1 - A method of vaporizing metals, metal alloys, metal compounds, ores and similar materials, and a device for carrying out this method : en pl
  • US2268187A - Catalytic cracking method : en
  • CA401846A - Automobile latch : en fr
  • CA401918A - Styrene production : en fr
  • GB542175A - Design of broad band repeaters : en
  • CA401848A - Temperature control of reaction vessels : en fr
  • CH218621A - Drafting system for flyers. : de en
  • ES6947U - Device for separating small portions of powders contained in a container. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868389A - Process for producing black-colored, non-corrosive protective layers on the surface of objects made of aluminum or aluminum alloys : en fr
  • PL30216B1 - A method for unraveling synthetic fiber tapes and an apparatus for carrying out the method : en pl
  • CH218678A - Cathode ray tube. : de en
  • CH218812A - Process for the preparation of a disazo dye. : de en
  • US2268269A - Store front construction : en
  • USD130925S - Design for a chair : en
  • CH218816A - Process for the preparation of a disazo dye. : de en
  • DE715561C - Expansion sleeve for telecommunication cable : de en
  • DK59348C - Procedure for Assembling the Piston with the Base by Electric Discharge Pipes with Metal Container. : da en
  • US2268418A - Deterioration retarder : en
  • US2268448A - Pressure creating apparatus : en
  • CH218616A - Hanging and carrying device. : de en
  • CH218759A - Handpiece. : en fr
  • DE715573C - Method for controlling Kerr cells when recording half-wave intensity writing : de en
  • US2267812A - Clock time and call indicating system : en
  • US2267722A - Carburetor : en
  • USD130953S - Embroidered lace trimming or similar article : en
  • CH218680A - Method and device for obtaining a direct voltage proportional to a frequency. : en fr
  • US2267738A - Apparatus for conditioning air with ice : en
  • US2267865A - Portable platform : en
  • US2267957A - Wave filter : en
  • USD130977S - Design fob a dress : en
  • CH218797A - Holder for attaching an umbrella to a bicycle. : de en
  • PL30202B1 - : en pl
  • CH218677A - Device for fastening vibrating tongues, in particular for tongue frequency meters. : de en
  • CA401772A - Electric switch handle : en fr
  • US2268130A - Method of geophysical investigation : en
  • USRE21990E - Machine for covering an elastic : en
  • US2268202A - Metal spray gun : en
  • US2268390A - Machine for forming jelly rolls and the like : en
  • US2267855A - Treatment of wells producing mineral fluid : en
  • US2268462A - Tube container : en
  • US2268065A - Circulation fluid screen : en
  • US2267975A - Impression cylinder spray apparatus : en
  • CH218670A - Rotary indicator. : de en
  • ES6923U - A support for lever operated mechanisms with flexible transmission (Machine-translation by Google Translate, not legally binding) : en es
  • US2267764A - Suction cleaner : en
  • US2268100A - Continuous casting apparatus : en
  • US2268457A - Developing tray : en
  • CH218699A - Automatic machine for sharpening safety razor blades. : en fr
  • DK59344C - Clearance adjustment device for Brakes, in particular Railway car brakes. : da en
  • US2267815A - Machine for making tubular objects : en
  • US2267965A - Hydroxyalkyl glyoxalidines : en
  • US2268284A - Smoker's article : en
  • US2268527A - Electrical heat treating apparatus : en
  • US2267954A - Electrically conductive device : en
  • US2268444A - Oil burner ignition equipment : en
  • CA401858A - Demountable freight container : en fr
  • GB542167A - Improvements in or relating to fastening device and method of making same : en
  • GB542140A - Improved compositions derived from polymers of ethylene : en
  • PL30204B1 - Hans Kattwinkel, Radebeul Radiator for clutch or disc brakes : en pl
  • USD130970S - Design for a coat : en
  • DE715575C - Exhaust arrangement for horizontal double-acting internal combustion engines : de en
  • FR868400A - Improvements made to outlets and their contact elements : en fr
  • ES5682Y - Glove for swimming. : en es
  • GB542241A - Loop antenna circuits : en
  • US2267773A - Colloidal dispersions of 1,2-dihydronaphthalene polymer : en
  • US2267981A - Elastic pulley and wheel and the like : en
  • USD130918S - Design foe a beverage dispenser : en
  • CA401782A - Titanium pigment : en fr
  • DE715546C - Contact device for line current closer : de en
  • DE715565C - Voting indicators, especially for radio sets : de en
  • ES6401Y - Fuse holders or current cutters, with sealable connections, specially designed to avoid polarity changes or reversals for use in the connections and branches to the meters of electrical installations. : en es
  • ES6976U - Car for invalids. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868377A - Electronic discharge devices : en fr
  • FR868482A - Base and plinth for button or tassel type tubes : en fr
  • US2267961A - Means of testing lenses : en
  • ES6907U - Improvements in the razors. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6930U - New type of plug for string musical instruments. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542126A - Improvements in power transmission systems : en
  • US2268027A - Jeweler's universal work-holding vise : en
  • GB542250A - Improvements in and relating to collapsible picture cards : en
  • ES148712A3 - A PROCEDURE FOR COATING WIRE : en es
  • US2268044A - Block mold : en
  • US2268206A - Parasiticidal material : en
  • US2268052A - Intermittent scrap cutter : en
  • USD130932S - Design for a cabinet for a game apparatus : en
  • CA401746A - Railway crossing signal : en fr
  • DE715603C - Device for mixing liquids : de en
  • ES6978U - A model applicable to books and especially yearbooks (Machine-translation by Google Translate, not legally binding) : en es
  • FR868425A - Image sensor tube : en fr
  • US2267858A - Method of seismic surveying : en
  • US2268123A - Process of manufacturing copper acetoarsenite : en
  • CH218726A - Method for overload operation of thermal power plants in which a gaseous working medium, preferably air, continuously describes a circuit under excess pressure. : de en
  • DE715536C - Device for scraping beef stomachs : de en
  • GB542174A - Improvements relating to electrical connections for vacuum-tube apparatus : en
  • GB542201A - Improvement in wire drawing blocks : en
  • BE443262A - : en
  • CA401764A - Hose coupling : en fr
  • ES148612A3 - PROCEDURE FOR MANUFACTURING SHAVING PREPARATIONS : en es
  • US2268189A - Mirror : en
  • CH218614A - Device for collecting small pieces of ferromagnetic metal bodies. : de en
  • DE715604C - Process for the preparation of 1-phenylsemicarbazide : de en
  • DE715620C - Vacuum-tight fusing of a metal foil in a discharge vessel made of quartz : de en
  • DK59341C - Process for the preparation of p-nitrobenzoic acid and p-nitrothiobenzoic acid esters. : da en
  • CA401807A - Pigment composition : en fr
  • ES148701A3 - A PROCEDURE FOR THE MANUFACTURE OF CURLERS : en es
  • US2268157A - Gamma oxophosphonic acids and derivatives thereof : en
  • CH218684A - Sound film container with sound film. : de en
  • US2267879A - Sugar beet loader : en
  • US2268298A - Body blank lubricating means for can body forming machines : en
  • US2267749A - Process of converting dihydroxy compounds of the acetylene series into dihydroxy compounds of the ethylene series : en
  • USD130945S - Design for an electric-switch housing : en
  • FR868490A - Reflector for ultra-short waves, in particular of the order of one decimeter : en fr
  • US2268108A - Insecticidal composition : en
  • FR868458A - Electric windings manufacturing process : en fr
  • ES148637A3 - A PROCEDURE FOR THE PRODUCTION OF PARTS FOR THE FORMATION OF FLOORS : en es
  • FR868485A - Oscillating contact device : en fr
  • FR868486A - Method for automatic contrast adjustment of television receivers : en fr
  • US2268156A - Mechanic's light : en
  • US2267759A - Method of producing trans-androsterone and its derivatives : en
  • US2268029A - Strand treating apparatus : en
  • US2268210A - Glove : en
  • US2267791A - Parachute : en
  • US2268272A - Fly swatter : en
  • ES148666A1 - AN IMPROVEMENT IN THE METAL BLINDS : en es
  • US2268008A - Phonograph record cabinet : en
  • CA401831A - Electroplating process : en fr
  • GB542162A - Improvements in counter sinking drills : en
  • ES5686Y - Furniture to contain the trousseau of the newborns. : en es
  • CH218704A - Button composed of two parts with a fabric-covered top. : de en
  • CH218770A - Flat shaped piece for the production of a gas mask. : de en
  • ES6939U - Calendar device adaptable to a clock and powered by the force of the clock. (Machine-translation by Google Translate, not legally binding) : en es
  • GB542301A - Improvements in or relating to steam radiators : en
  • GB542127A - An improved device for clamping together pieces of sheet material : en
  • GB542236A - Improvements in and relating to regulating transformers : en
  • GB542247A - Improvements in or relating to the purification of vegetable fibres : en
  • GB542253A - Method of and means for fixing plasterboards and the like to steel roof purlins and other supports : en
  • GB542262A - Improvements in or relating to the mercerising and lustreing of textile fibres : en
  • CH218667A - Mechanical rocket artillery projectile temper machine. : en fr
  • US2268439A - Vehicle suspension : en
  • CH218805A - Electric heater. : en fr
  • US2268218A - Fluid seal : en
  • US2268246A - Manufacture of flanged tubes : en
  • USD130938S - Design for an atomizer top : en
  • CA401790A - Linear polyamide preparation : en fr
  • ES148691A3 - MANUFACTURING PROCEDURE OF ENAMELED ALUMINUM ARTICLE : en es
  • US2267707A - Automobile headlight adapter support : en
  • US2267852A - Hydraulic brake or dynamometer : en
  • USD130924S - Combined book end and holder for writing implements or similar articles : en
  • CH218731A - Method and device for the production of molded bodies, in particular block ice. : de en
  • US2268229A - Overload protective means : en
  • US2267790A - Treatment of textile materials : en
  • US2268186A - Air conditioning apparatus : en
  • CA401854A - Price tag : en fr
  • CA401791A - Synthetic wool : en fr
  • CA401797A - Melt spinning apparatus : en fr
  • US2268091A - Tanning agent : en
  • US2268116A - Pocket-gripping clip for pens, pencils, and the like : en
  • US2268169A - Product and process : en
  • US2268499A - Control element for statistical machines : en
  • CH218711A - Outlet valve in liquid lines. : de en
  • US2267734A - Pyridine carboxylic acid and the copper salts thereof : en
  • CH218695A - Process for dissolving and reprecipitating copper in metallic form. : de en
  • US2267717A - Electrolytic device and method of making same : en
  • US2268182A - Lint catcher : en
  • US2267746A - Method of making container bodies : en
  • CH218708A - Piston engine. : de en
  • US2268371A - Stapling machine : en
  • US2268427A - Abrasion resisting alloy : en
  • US2268293A - Boring machine : en
  • ES148617A1 - A NEW PROCEDURE FOR MANUFACTURING COFFEE SUBSCRIBERS : en es
  • FR868394A - Process for increasing the hardness of welds with filler metal : en fr
  • CA401759A - Hydraulic power accumulation system : en fr
  • GB542134A - Improvements in or relating to the refining of oils and spirits : en
  • ES148706A3 - A PROCEDURE FOR THE MANUFACTURE OF CELLULOID BOTTLES : en es
  • US2267833A - Well bit guide : en
  • CA401734A - Paper stock working machine : en fr
  • US2267843A - Time cycle circuit controller : en
  • US2268160A - Spongy superpolymer : en
  • US2268315A - Apparatus for producing moistened hot air for finnish baths : en
  • USD130952S - Design fob a neon tube insulator housing : en
  • FR868444A - Fluid mixer : en fr
  • FR868498A - Galvanic coupling between mounting elements, which are at different potentials : en fr
  • US2268501A - Vulcanization of rubber : en
  • FR868468A - Improvements to push-button tuning devices, particularly intended for tuning a high-frequency device : en fr
  • US2268436A - Apparatus for testing and timing photographic exposures : en
  • US2267851A - Brake gear safety support : en
  • GB542292A - Improvements in elastic fluid turbines : en
  • PL30195B1 - : en pl
  • US2268408A - Multiple faucent or valve : en
  • ES149639A1 - A IMPROVEMENT IN THE CLOSURES TO METAL CAPSULE OF BOTTLES, BOTTLES, GARRAFAS AND OTHER CONTAINERS : en es
  • US2267978A - Apparatus for applying surfacing material to roads : en
  • CA401726A - Refrigerating machine : en fr
  • US2268352A - Suction cleaner dirt bag : en
  • ES6951U - Tie with pocket. (Machine-translation by Google Translate, not legally binding) : en es
  • ES148646A1 - PROCEDURE FOR THE MANUFACTURE OF A PRODUCT FOR THE PREPARATION OF REFRESHING BEVERAGES : en es
  • ES6908U - Perfect case for lipsticks (Machine-translation by Google Translate, not legally binding) : en es
  • GB542302A - Improvements relating to cylinder bores : en
  • FR868353A - Sound film box : en fr
  • CH218648A - Auxiliary printing device for letterpress machines. : de en
  • US2268226A - Lawn mower cutting mechanism : en
  • ES148704A1 - A PROCEDURE FOR THE CONSTRUCTION OF BRUSHES FOR INDUSTRIAL POLISHMENTS : en es
  • GB542220A - Improvements relating to the production of asbestos-cement and like pipes : en
  • GB542239A - Improvements in electric arc furnaces with removable hearths or roofs : en
  • FR868449A - High pressure steam generator : en fr
  • GB542295A - A reinforcement for roof glazing sheets : en
  • GB542299A - Improvements relating to door and like fastenings : en
  • PL30210B1 - : en pl
  • GB542232A - Manufacture of hydrogen peroxide : en
  • DE715528C - Circuit for direct current micro motors provided with permanent field magnets : de en
  • DE715594C - Device for mapping the intensity distribution of neutron beams with the help of luminous substances : de en
  • FR868381A - Contact device, in particular for pumps delivering engine fuel : en fr
  • US2268414A - Sewing machine : en
  • ES148695A1 - IMPROVEMENTS IN THE COMPRESSORS FOR LIQUIDING GASES IN THE REFRIGERATION FACILITIES : en es
  • ES148631A3 - IMPROVEMENTS IN THE CLAMPING MECHANISM OF THE MACHINES FOR IRONING GARMENTS : en es
  • ES6913U - A new container for olives (Machine-translation by Google Translate, not legally binding) : en es
  • GB542164A - An appliance for the detection and location of leaks from joints in pipes exposed to internal gas pressure : en
  • US2268089A - Pipe tapping machine, or the like, and tool : en
  • US2268346A - Autofrettaged hub : en
  • CA401805A - Ventilating device for centrifuge casings : en fr
  • GB542151A - Improvements in thermionic valve circuits : en
  • GB542218A - Improvements in glands for rotary shafts : en
  • GB542275A - Improvements in or relating to moulding boxes for use in the manufacture of concrete beams, stanchions and the like : en
  • GB542194A - Improvements in or relating to a leader strip for motion picture film : en
  • FR868483A - Metal deposit or covering formed on ferromagnetic parts of electrodes : en fr
  • GB542196A - Improved grinding wheel dresser : en
  • FR868442A - oven for drying and firing various products, in particular foundry cores and sand molds : en fr
  • FR868445A - High pressure electric discharge lamp : en fr
  • USD130940S - Design for a pin ob similar article : en
  • US2268358A - Centrifugal pump : en
  • US2268432A - Refrigeration : en
  • US2267908A - X-ray timer safety attachment : en
  • DE715593C - Circulation cooling for high-voltage, especially thermally highly stressed bodies, e.g. for the outer anode of a X-ray tube : de en
  • DE715568C - Process for the operation of heat regenerators : de en
  • CA401893A - Timber supporting and positioning device : en fr
  • US2268180A - Alarm apparatus : en
  • US2268373A - Overload release clutch : en
  • US2268486A - Vacuum drying cylinder : en
  • US2267916A - Mechanical bursh : en
  • PL30209B1 - Bendix Aviation Corporation, Chicago, Illinois. A s // $ / Gasoline engine for internal combustion engines : en pl
  • US2267963A - Portable chair : en
  • US2267771A - Faceplate mounting for electrical device : en
  • US2267869A - Venetian blind : en
  • CA401798A - Paint pigment processing : en fr
  • SE103373C1 - : en
  • US2268144A - Recovering pigments : en
  • CH218821A - Supercharged internal combustion engine with gas generator. : de en
  • US2268142A - Coupling with collapsible nipple flange : en
  • US2268297A - Closure means for sealing vacuumized containers : en
  • PL30217B1 - I. G. Farbenindustrie Aktiengesellschaft, Frankfurt Pre-heating nozzle : en pl
  • US2268456A - Self-locking hose or similar coupling : en
  • CA401822A - Steam plant installation : en fr
  • US2267901A - Means for and method of electrical printing : en
  • US2267802A - Coupling : en
  • CH218765A - Process for increasing the foaming power and cleaning power of shampoos containing lamepon. : de en
  • PL30213B1 - Method for the production of 6 - oxy - 8 - aminoquinoline derivatives : en pl
  • US2268511A - Removable lock core : en
  • US2268512A - Series lamp circuit : en
  • CH218638A - Process for the production of pure pentaerythritol. : de en
  • CH218808A - Process for spinning viscose. : de en
  • US2267729A - Fuel pulverizer : en
  • US2267945A - Long wire antenna : en
  • US2268161A - Switching device : en
  • PL30230B1 - : en pl
  • US2268339A - Strap joint : en
  • US2267983A - Manufacture of cross-wound thread packages : en
  • USPP497P - rose plant- : en
  • CH218799A - Wedge piece used to connect the stock rail to the intermediate rail on switches. : de en
  • CH218685A - Very bright optical system for multicolor photography. : de en
  • US2268372A - Ignition composition comprising pyro-lead salt-chlorate : en
  • US2268139A - Refractometer for liquids : en
  • CH218763A - Process for the preparation of a triketonorcholanyl-acetoxymethyl-ketone. : de en
  • CA401747A - Plant setting machine : en fr
  • CH218672A - Method and arrangement for generating precisely known amounts of heat, in particular for calorimetric purposes. : de en
  • US2268497A - Bottle closure : en
  • USD130949S - Design for a nightgown : en
  • FR868453A - Permanent magnet : en fr
  • GB542184A - Presses for paper making machines : en
  • US2268021A - Stair cushion : en
  • CA401802A - Heat sealable moistureproof composition : en fr
  • CH218623A - Multi-cylinder dobby with sample cards made of cardboard, wrapping paper or other thin material. : de en
  • CH218597A - Walkable protective covering for waterproof sub-floors, in particular for flat roofs, terraces and the like. : de en
  • US2268227A - Relief valve : en
  • US2268295A - Apparatus for painting signs : en
  • US2267854A - Checkrow corn planter : en
  • ES6973U - Reinforced concrete beam of triangular section (Machine-translation by Google Translate, not legally binding) : en es
  • CA401872A - Frequency converter : en fr
  • US2267846A - Window cleaning device : en
  • US2267864A - Furnace construction : en
  • US2268201A - Watchmaker's tool : en
  • US2268529A - Picture mounting means : en
  • CH218771A - Process for reinforcing at least one of the edges of a card, in particular of a card for an accounting machine, and card with a reinforced edge obtained by means of this process. : en fr
  • PL30236B1 - A method of increasing the cutting efficiency when machining metals, especially iron and steel, and the liquid for carrying out this method : en pl
  • US2267985A - Means for drying thread or the like : en
  • US2268365A - Piezoelectric apparatus : en
  • BE443440A - Device for laying an insulating tape parallel to the axis on a conductor : en fr
  • US2268401A - Isomerization process : en
  • CA401862A - Waste disposal apparatus : en fr
  • SE103382C1 - Feeder : en sv
  • US2268081A - Tightening device : en
  • US2268061A - Lamp socket : en
  • US2268307A - Side line or double pick eliminator : en
  • US2268252A - Garden cultivator : en
  • US2268391A - Apparatus for measuring the rate of flow of fluid : en
  • US2267827A - Electric signaling system : en
  • US2267888A - Plywood barrel : en
  • PL30215B1 - A method of producing permanently colored threads, sheets, straws and similar products from casein pulp, alone or mixed with viscose : en pl
  • PL30223B1 - A method for cooling a liquid, especially a dewaxing mineral oil, and an apparatus for carrying out the method : en pl
  • US2267909A - Syringe : en
  • US2267813A - Multicathode ray electrode assembly : en
  • US2268262A - Configurable platen fob label : en
  • US2267994A - Seal : en
  • US2268013A - Door closing mechanism : en
  • US2268103A - Power steering mechanism for automobiles : en
  • US2268495A - Suspension system : en
  • DE715551C - External control circuit for a magnetron tube : de en
  • US2267795A - Filter unit for tobacco pipes : en
  • CA401863A - Sanitary apparatus : en fr
  • US2268331A - Method of coating magnesium and its alloys and article so coated : en
  • CH218791A - Skate for a light vehicle. : en fr
  • CH218732A - Fridge. : de en
  • FR868435A - Removable barrel : en fr
  • ES6952U - Match provided with two phosphoric heads. (Machine-translation by Google Translate, not legally binding) : en es
  • US2268165A - Electron discharge device : en
  • US2267964A - Scraping and cutting tool : en
  • US2268290A - Door operating means : en
  • USD130948S - Brooch pin or similar article : en
  • US2268449A - Safety ski harness : en
  • GB542200A - Improved apparatus for use in filling sand-bags : en
  • US2268399A - Run-resisting knit fabric and bathing garment : en
  • GB542313A - Improvements in method of making elastic yarn : en
  • USD130965S - Textile fabric : en
  • GB542311A - Improvements in or relating to typographical composing and slug casting machines : en
  • US2268515A - Screw driver : en
  • DE715586C - Storage of short axles for heavy-duty road vehicles : de en
  • FR868440A - Method and device for sorting fish according to size or different size groups : en fr
  • ES148649A3 - PNEUMATIC APPARATUS FOR PRESSURE GREASING : en es
  • ES6992U - A perfect razor shaver (Machine-translation by Google Translate, not legally binding) : en es
  • ES148621A3 - IMPROVEMENTS IN RUBBER MIXING MACHINES BASED ON HORIZONTAL CYLINDERS : en es
  • FR868357A - Clamping device for making sleeve connections with stuffing box packing : en fr
  • ES5699Y - Lamp with rigid suspension. : en es
  • FR868366A - Fireplace material : en fr
  • FR868393A - Auxiliary firing body for spark plug insulators : en fr
  • DK59349C - Cathode ray tube with multi-part, output electrode and coupling with such a tube. : da en
  • GB542148A - Improvements in methods of and apparatus for packing goods in pre-formed flimsy containers : en
  • US2267762A - Flux and method of producing same : en
  • US2268289A - Apparatus for packaging fruit juices : en
  • GB542238A - Improvements in fluid mixers : en
  • GB542189A - Improvements in starters for electric motors : en
  • US2267768A - Reaction vessel : en
  • US2267980A - Disk wheel : en
  • DE715514C - Distributor : de en
  • ES6959U - A case system for shaving soap bars (Machine-translation by Google Translate, not legally binding) : en es
  • DE715621C - Discharge vessel with arc-like discharge : de en
  • US2267984A - Method of and means for manufacturing multiple filament thread or the like : en
  • US2268060A - Electric insulating bushing : en
  • US2268164A - Battery box or similar compartment closure : en
  • USD130922S - Design for a pocket lighter or the like : en
  • US2268347A - Hemostatic : en
  • ES148679A1 - IMPROVEMENTS IN THE INSTALLATION OF THE WATER TANKS USED IN THE TOILETS : en es
  • US2267781A - Electric sanding machine : en
  • US2267881A - Padding support : en
  • US2268203A - Calculating machine : en
  • PL30194B1 - The device near the pedestal containers, '* use for easy extinguishing fires : en pl
  • US2268337A - Strap seal joint : en
  • US2267972A - Container and hinge brace therefor : en
  • US2268481A - Broiler rack operating mechanism : en
  • CA401781A - Polymerized ester emulsion : en fr
  • US2268058A - Knife : en
  • US2268045A - Duplicating apparatus : en
  • GB542244A - Method of and apparatus for manufacturing open containers made of pliable sheet material : en
  • PL30228B1 - Compressor with unidirectional flow of medium and with capacity, regulated by automatic connection of harmful space : en pl
  • CA401895A - Light control by polarization : en fr
  • FR868412A - Winder for belts : en fr
  • GB542119A - Improvements in ammunition belts for machine guns : en
  • ES6984U - Wood sole with N-shaped leather joint for footwear (Machine-translation by Google Translate, not legally binding) : en es
  • FR868462A - A method of developing and subsequently processing strip-shaped photographic material for the production of photographic contrasts : en fr
  • US2267863A - Method of making cages for use in roller bearings : en
  • US2268258A - Reflector and process of manufacture thereof : en
  • DE715563C - High-frequency generator of the homopolar design with interconnected individual windings : de en
  • FR868376A - Process for increasing the ductility of textile fibers : en fr
  • US2268158A - Esters of gamma oxophosphonic acids : en
  • CH218647A - Process for the production of matrices for the production of duplicate printing blocks. : de en
  • US2268018A - Roll supporting means for typewriters : en
  • FR868369A - Device for pulling the cuffs on straight hosiery looms with picking : en fr
  • ES6914U - Box-surgical and delivery equipment. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6917U - A needle to collect half points (Machine-translation by Google Translate, not legally binding) : en es
  • US2267828A - Arrangement for cooling motors by air : en
  • US2268097A - Sound recording apparatus : en
  • US2268167A - Vehicle construction : en
  • US2268176A - Thermostatic unit : en
  • US2268300A - Sheet feeding mechanism : en
  • US2268533A - Polyquaternary ammonium salts : en
  • DE715549C - Selector device with several successive setting processes : de en
  • US2268140A - Alkylated aromatic sulphonic acids : en
  • US2268506A - Self-lubricating spinning ring : en
  • US2268517A - Insulated wall construction : en
  • GB542284A - Improvements in or relating to the fitting together of shoes and lasts : en
  • US2268082A - Applicator for artificial eyelashes : en
  • US2268304A - Conveyer for newspapers or the like : en
  • CH218617A - Folding furniture set. : de en
  • US2267859A - Journal bearing : en
  • CA401778A - High frequency apparatus : en fr
  • CH218787A - Hate. : de en
  • DE715557C - Arrangement for the introduction of electrical cables with a multilayer protective sheath made of non-metallic materials : de en
  • US2267830A - Resin coating : en
  • CA401752A - Artificial teeth mounting apparatus : en fr
  • CH218820A - Photographic optically sensitized material provided with at least one halogen silver emulsion layer and process for the preparation thereof. : de en
  • USD130920S - Design for a bottle : en
  • FR868481A - Device for automatic adjustment of amplitudes in television receivers : en fr
  • CA401828A - Sewage treatment : en fr
  • PL30231B1 - Device for automatic regulation of the speed of the hoisting machine : en pl
  • US2267933A - Regenerative metallurgical furnace : en
  • US2268112A - Rosin size : en
  • CA401850A - Basic lead trinitro-m-cresolate : en fr
  • CA401868A - Radio receiver : en fr
  • US2267783A - Apparatus for making slide fastener stringers : en
  • US2267999A - Magnetic testing : en
  • US2268196A - Electron discharge device : en
  • FR868446A - Incandescent or electric discharge lamp, in particular for rooms with danger of explosion : en fr
  • CH218676A - Electrical measuring device with several sensitivities. : en fr
  • ES5702Y - Device for joining tubes so that they are forming a proposed angle. : en es
  • US2267750A - Process for hydrolyzing fats : en
  • CH218696A - Process for the production of a sintered heavy metal alloy. : de en
  • DE715597C - Slotted screen or grate made of profiled bars or wires secured in their position to one another by welding : de en
  • GB542221A - Improvements relating to paper-making machinery : en
  • GB542251A - Improvements relating to full fashioned stockings : en
  • GB542286A - Improvements in devices for drawing off welts on flat knitting machines : en
  • PL30211B1 - A method of continuously cutting threads or strips of quartz or other refractory oxides, and a device for carrying out this method : en pl
  • CH218605A - Furnace for carbonization of wood. : en fr
  • CH218659A - Drawing device. : de en
  • US2268502A - Motor vehicle ventilating system : en
  • USD130939S - Design for a plate ob : en
  • CA401866A - Luminescent screen : en fr
  • ES148686A1 - PROCEDURE FOR THE MANUFACTURE OF A SYNTHETIC RESIN INTENDED TO PREPARE LACQUER : en es
  • FR868388A - Switch for internal combustion engine ignition devices : en fr
  • FR868473A - Quartz oscillator : en fr
  • US2267862A - Removal of iron from magnesiumbase alloys : en
  • US2268015A - Floor polisher : en
  • CA401738A - Temperature control apparatus : en fr
  • CH218779A - Arrangement for generating short and ultra-short waves. : de en
  • BE443467A - : en
  • CH218700A - Grinding machine, in particular thread grinding machine. : de en
  • DE715488C - Circuit arrangement for alternating current transmissions in telephone systems with dialer operation : de en
  • DE715598C - Device for processing coal using pulsating compressed air : de en
  • US2268070A - Gravity grip tripod : en
  • CH218651A - Device for applying tension to at least two ink ribbons, which are passed in front of the platen, of an apparatus attached to the typewriter for producing copies. : de en
  • CH218689A - Winding mechanism on clockworks. : de en
  • US2268177A - Interpolymers of methyl alphachloroacrylate and styrene and preparation of same : en
  • US2268330A - Rim rolling machine : en
  • ES5714Y - Hanging and folding armchair for children. : en es
  • ES148648A1 - RUBBER SPRING FOR SUPPORTS, SHOCK ABSORBERS, SUSPENSIONS AND ANALOGUE APPLICATIONS : en es
  • FR868359A - Method for manufacturing secondary emission cathodes : en fr
  • CH218635A - Process and system for the production of air-dried meat (Bündnerfleisch). : de en
  • CH218714A - Lubricating device with disks with a peripheral speed of more than 20 m / s. : de en
  • CA401737A - Trunks : en fr
  • CH218644A - Process for the manufacture of objects from metals. : de en
  • CH218706A - Machine group consisting of a single-bearing electrical machine and a piston machine coupled to it. : de en
  • FR868373A - Device for the production of cast iron jets : en fr
  • CA401864A - Micro-wave oscillator circuit : en fr
  • GB542227A - Improvements in, or relating to, furnaces for the heat treatment of materials : en
  • DK59354C - Vending machine. : da en
  • FR868484A - contact elements for electrode feeds from discharge tubes : en fr
  • US2267733A - Alcoholate : en
  • US2268396A - Sewing apparatus : en
  • ES149642A1 - IMPROVEMENTS IN SOUND READING DEVICES IN SOUND CINEMATOGRAPHERS : en es
  • FR868375A - Process for the preparation of artificial yarns from solutions of cellulose or similar substances : en fr
  • FR868492A - Fusion weld mass, in particular for discharge vessels : en fr
  • FR868426A - Device preventing secondary radiation in combinations of antennas with strong straightening effect : en fr
  • GB542158A - Improvements in boring tools : en
  • DK59359C - Sails, in particular for Vessels and Propeller, Windmill and Bearing Wings. : da en
  • GB542265A - Improvements in and relating to stray transformers : en
  • CA401841A - Musical toy : en fr
  • FR868386A - Vacuum vaporization process : en fr
  • FR868489A - Directing antenna for ultra-short waves, in particular for television reception : en fr
  • GB542257A - Improvements in valve operated variable reactors : en
  • US2267849A - Coil head : en
  • US2267897A - Spraying mechanism : en
  • US2268394A - Interior fitting for freight cars : en
  • US2267878A - Package opener : en
  • US2267926A - Interchangeable heel and shank reinforcer : en
  • US2267928A - Process for making white clouded enamel : en
  • GB542208A - Improvements in joint devices for piping : en
  • GB542293A - Improvements in and relating to bombs : en
  • DE715623C - Process for the production of writing materials : de en
  • ES148610A1 - AN APPARATUS FOR CINEMATOGRAPHIC PROGRESSION, ESPECIALLY OF ANIMATED DRAWINGS : en es
  • US2267925A - Fracture securing apparatus : en
  • US2267973A - Examining table : en
  • US2267914A - High frequency oscillation generator : en
  • GB542152A - Improvements in the precipitation of titanium compounds by the hydrolytic decomposition of titanium-containing solutions : en
  • US2267721A - Method of making plywood : en
  • USD130941S - Design for slip-over eyeglasses : en
  • DE1512688U - : de en
  • CH218803A - Heat pump installation for heating purposes. : de en
  • GB542154A - Improvements relating to temperature indicators for turbines or other machines having rotary parts : en
  • ES148684A1 - APPARATUS FOR HAND-MOVED POINT AND AUTOMATICALLY OPERATING GENDERS : en es
  • ES6920U - An articulated sole (Machine-translation by Google Translate, not legally binding) : en es
  • CH218658A - Process for the production of writing materials. : de en
  • ES5671Y - Toy. : en es
  • FR868421A - Audio-frequency selective calling assembly : en fr
  • ES6904U - Multiple folding diorama. (Machine-translation by Google Translate, not legally binding) : en es
  • FR868495A - Glass vessel, without pump connection for electron tube or other vacuum vessels : en fr
  • US2268508A - Toning photographic material : en
  • US2267918A - Porous article and method of making same : en
  • US2268522A - Relay for electric gaseous discharge lamps : en
  • CH218646A - Book stitching machine. : de en
  • CH218649A - Device indicating the right margin in typewriters. : en fr
  • CH218748A - Gas pressure switch. : de en
  • ES5706Y - Aerothermal appliance. : en es
  • DE715611C - Separation point consisting of one or more plug connections, in particular for electrical lines connected to aircraft components that can be dropped : de en
  • US2267793A - Register drive for dispensing pumps : en
  • ES148682A1 - A DEVICE FOR FEEDING CARBURETORS IN LIQUID FUEL ENGINES : en es
  • FR868433A - Process for manufacturing plates, sheets and flat objects from artificial materials capable of being repeatedly worked in the hot state : en fr
  • US2267789A - Apparatus for freezing food products : en
  • USD130942S - Design for a toy rattle : en
  • ES6948U - Support for used razor blades, usable for tuber and fruit (Machine-translation by Google Translate, not legally binding) : en es
  • FR868496A - Device for amplifying short waves : en fr
  • GB542290A - A process for the manufacture of products from silk : en
  • US2268071A - Bait bucket : en
  • US2268119A - Check valve for controlling pressure : en
  • USD130955S - Reflector for artificial illumination : en
  • US2268074A - Protective means for the heaters of thermal circuits : en
  • GB542143A - Improvements relating to alternating-current rectifiers of the copper oxide type : en
  • US2267839A - Furnace wall : en
  • US2268067A - Draft regulator for orchard heaters : en
  • US2268204A - Washing machine : en
  • US2268405A - Machine for feeding price tag strips : en
  • BE443434A - : en fr
  • US2267756A - Water-soluble mothproofing agent : en
  • CA401768A - Aircraft landing gear : en fr
  • ES5697Y - Electric plug. : en es
  • US2268039A - Device for individual control of knitting yarns : en
  • US2268166A - Carriage shift control mechanism : en
  • US2267786A - Washing machine : en
  • USD130936S - Combined toothbrush rack and dentifrice container : en
  • CA401867A - Electric discharge tube with fluorescent screen : en fr
  • CA401852A - Fibrous absorbent body : en fr
  • CH218698A - Process for the heat treatment of light metals and their alloys and device for carrying out this process. : de en
  • CH218707A - In particular, friction disc clutch intended for cranking devices of internal combustion engines. : de en
  • US2268214A - Boring machine : en
  • PL30199B1 - iissfildorf / Alloy steel, intended for the manufacture of items intended to exhibit high resistance to the action of heat and high resistance to long-term steel loads, and the method of its heat treatment : en pl
  • US2267893A - Refrigeration : en
  • CA401787A - Cyclic compound oxidation : en fr
  • PL30227B1 - The method of cleaning boiler water and steam : en pl
  • DE715609C - Clamp for easily detachable attachment of connecting wires, especially for measuring devices and the like. like : de en
  • DK59343C - Sneplov. : da en
  • ES6949U - Perfected pencil (Machine-translation by Google Translate, not legally binding) : en es
  • GB542309A - Improvements in or relating to a slide transparency changing device : en
  • US2267825A - Lighter construction : en
  • US2268532A - Internal combustion engine : en
  • US2268197A - Electron discharge device : en
  • CA401882A - Fluid control means : en fr
  • USD130980S - Shapiro dress : en
  • FR868352A - Advanced Can Opener : en fr
  • FR868464A - Manufacturing process for synthetic tanning materials : en fr
  • US2268122A - Road tars or the like and methods of making them : en
  • US2268403A - Absorbent scouring and polishing body : en
  • USD130917S - Spoon or other article op flatware : en
  • US2268230A - Governing mechanism : en
  • US2268035A - Clipping and shearing device : en
  • US2268162A - Manufacture of halogenated derivatives of ethylene polymers : en
  • US2268312A - Pneumatic tire with pressure indicator : en
  • US2267769A - Microscope for ultraviolet light : en
  • US2267976A - Mixing valve : en
  • DE715554C - Method of manufacturing a tubular electrical conductor : de en
  • ES148685A1 - IMPROVEMENTS IN THE SYSTEMS OF SENDING AND DISTRIBUTING NEWSPAPERS OR SIMILAR : en es
  • CH218612A - Electric heating plate, the heating part of which comprises three moving concentric parts, with annular ridges. : en fr
  • DK59358C - Half mask with Face shape adapted to the face shape. : da en
  • US2268141A - Composition and process for treating fibrous materials : en
  • CA401808A - Titanium dioxide pigment : en fr
  • CH218671A - Regulator with an organ that is influenced by a physical variable and causes movements depending on changes in this variable. : de en
  • US2268343A - Welding method : en
  • CA401736A - Table with ash tray : en fr
  • CA401912A - Reel block : en fr
  • CA401788A - Cyclic alcohol and ketone : en fr
  • US2268404A - Suction cleaner : en
  • CA401806A - Paper cutting machine : en fr
  • CH218633A - Tube tensioner for riding boots. : de en
  • GB542159A - Improvements in and relating to air heaters or recuperators : en
  • CH218806A - Firing. : de en
  • USD130964S - Design fob a dress : en
  • US2267930A - Seal : en
  • CH218754A - Electromagnetic switch for switching off large short-circuit currents. : de en
  • FR868437A - Method and apparatus for carrying out chemical reactions, which aim at varying the size of the molecule of organic matter : en fr
  • US2268521A - Thickness measuring device : en
  • USD130935S - Design for an eraser holder : en
  • US2268425A - Motorboat : en
  • CA401869A - Radio receiver : en fr
  • CA401919A - Electric furnace current supply : en fr
  • CH218663A - Cardboard sheets for the production of hollow toy structures. : de en
  • ES148663A1 - MACHINE FOR THE MANUFACTURE OF SHOES : en es
  • GB542136A - Improvements in dynamo electric machinery : en
  • CA401900A - Railway car body : en fr
  • US2268195A - Electron discharge device : en
  • CA401842A - Red chromium pigment : en fr
  • ES148640A1 - A PROVISION OF IMPROVEMENT IN ELASTIC FLUID COMPRESSORS : en es
  • US2268055A - Disk gang : en
  • BE443504A - : en fr
  • CH218804A - Air conditioning apparatus. : de en
  • CA401741A - Detachable runner for vehicles : en fr
  • CA401827A - Metal body surface conditioning apparatus : en fr
  • CA401902A - Butadiene and vinylidene chloride copolymer preparation : en fr
  • US2268131A - Process of treating clays : en
  • CH218674A - Method for measuring torsional vibrations and measuring device for carrying out this method. : de en
  • US2268235A - Time delay relay : en
  • USD130976S - Design foe a coat : en
  • US2267921A - Dispensing device : en
  • US2268107A - Radiation system for establishing radio courses : en
  • US2268096A - Coin control switch mechanism : en
  • US2268174A - Extension drive for water meters : en
  • US2268398A - Treatment of rubber : en
  • USD130933S - Design for a vending machine : en
  • US2267875A - Bearing seal : en
  • CA401903A - Tire-building machinery : en fr
  • CH218749A - Post insulator for switches working with compressed gas. : de en
  • CH218756A - Electric discharge tube. : de en
  • ES5688Y - Girdle-pants for women. : en es
  • BE443451A - : en
  • CA401749A - Brake slack adjuster : en fr
  • CH218802A - Pests.ur production of a means for protecting wool, textiles, fur, hair, leather, feathers, natural or artificial fibers or Products and compounds containing such substances against moths and other animal species : de en
  • CH218664A - Ammunition belt. : de en
  • US2268471A - Delivery device : en
  • US2268539A - Electron microscope : en
  • CH218738A - End plate for electrical machines. : de en
  • CH218655A - Wetting liquid for films. : de en
  • PL30234B1 - Device for supplying and extracting cooling air in a vehicle with a flow line with an engine at the rear : en pl
  • US2268205A - Main cylinder release and pump bypass valve : en
  • US2267850A - Brush and method of making same : en
  • US2267993A - Paper bottle and container : en
  • CH218815A - Process for the preparation of a disazo dye. : de en
  • US2268377A - Water closet : en
  • CH218637A - Method and device for gassing liquids. : de en
  • FR868469A - Improvements to dust vacuum cleaners : en fr
  • CA401890A - Refrigerator car : en fr
  • CA401838A - Covering material folding and applying machine : en fr
  • US2268287A - Packing device for shafts : en
  • PL30238B1 - Emil Witzenmann, Pforzheim 7 / ->. ^ 5 Flexible tube ' : en pl
  • US2268375A - Polarity device : en
  • US2267728A - Lubricator : en
  • US2268090A - Portable junction box : en
  • CH218645A - Collapsible bag with side seal gussets and method of making the bag. : de en
  • CH218817A - Process for the preparation of a disazo dye. : de en
  • CA401871A - Oscillation generator circuit : en fr
  • ES148638A1 - A CLOSURE TO HINGE : en es
  • US2267988A - Manufacture of derivatives of : en
  • CA401816A - Distillation process : en fr
  • US2267895A - Electric lighting fixture : en
  • DE715600C - lamp : de en
  • CA401888A - Refrigerator car : en fr
  • CA401819A - Chenille making device : en fr
  • CH218712A - Piston machine. : en fr
  • US2267989A - Internal combustion engine : en
  • US2268031A - Circuit maker for tire deflation signaling devices : en
  • US2268493A - Method of attaching opener keys to end closures of tear strip cans : en
  • USD130911S - Design for a display stand : en
  • US2267720A - Apparatus for making zinc oxide : en
  • US2267998A - Sheet feeding device : en
  • US2268033A - Process of preparing z-amino : en
  • US2268321A - Catheter : en
  • FR868459A - Spark plug : en fr
  • GB542278A - Improvements in electric fires : en
  • CA401743A - Steel cutting device and piercing punch : en fr
  • US2268026A - Feeding means for molding presses : en
  • US2268175A - Control mechanism for dirt hauling vehicles : en
  • DE715580C - Taps : de en
  • CH218709A - Screw connection for non-metallic pipes. : de en
  • GB542225A - Improvements in and relating to coil winding machines : en
  • CH218739A - Ventilation device for rotor windings of electrical machines, in particular of turbo generators. : de en
  • CA401879A - Borehole fluid nature determining apparatus : en fr
  • US2268208A - Method of and apparatus for molding : en
  • US2268010A - Method of and means for cementing well formations : en
  • CA401742A - Steel piling structure : en fr
  • CA401789A - Lactam production : en fr
  • FR868372A - Device intended to increase the sensitivity of image analyzers : en fr
  • FR868488A - Portable radio device, whose transmitter and receiver operate alternately : en fr
  • PL30237B1 - Fulminawerk K.-G. Franz Mliller, Mannheim-Friedrichsfeld Steering gear, especially for motor vehicles : en pl
  • US2267747A - Dehulled, disembittered, and expanded soy beans and process for producing same : en
  • US2268467A - Oxidative condensation of organic : en
  • US2267709A - Rotary gas burner : en
  • DE715578C - Improvement of the effect of saving dressings in phosphoric acid : de en
  • DE715553C - Process for the production of spacers on the inner conductor of a high frequency line : de en
  • DE715602C - Device for concentrating liquids by freezing them out : de en
  • ES148645A1 - A NEW REEL MANUFACTURING PROCEDURE : en es
  • ES148658A3 - A PROCEDURE FOR THE CONSTRUCTION OF METAL CEILING LIGHTS FOR BEDS AND ANALOGUES : en es
  • US2267774A - Pipe shaping tool : en
  • US2267867A - Method of preparing azo pigments : en
  • US2267838A - Modification of the magnetic characteristics of ships : en
  • US2267932A - Chain grate stoker : en
  • US2268179A - Wind and drift indicator : en
  • US2268478A - Heating, defrosting, and air conditioning attachment : en
  • US2268519A - Accumulator : en
  • US2268172A - Resuscitator : en
  • US2268236A - Storage case : en
  • US2268256A - Apparatus for surveying deep wells : en
  • ES148702A3 - AN ELECTRICAL CURRENT SWITCH SYSTEM : en es
  • ES148667A1 - IMPROVEMENTS IN THE ORUJO OIL EXTRACTORS : en es
  • CH218610A - Generatore di gas acetilene per alimentare motori a scoppio. : en fr
  • CA401894A - Sugar extraction from molasses : en fr
  • FR868434A - Fully automatic edging device for straight knitting machines : en fr
  • US2267884A - Variable feedback system : en
  • US2267936A - Impulse code converter : en
  • US2268275A - Adjusting mechanism for automobile brake shoes : en
  • CA401748A - Compressor : en fr
  • CA401865A - Cathode ray tube : en fr
  • US2267874A - Device for the mounting of engines or like apparatus : en
  • US2268311A - Concrete floor construction : en
  • PL30201B1 - : en pl
  • US2268349A - Selective single trigger : en
  • US2268380A - Flash lamp attachment for cameras : en
  • DE715555C - Process for the production of concentric lines : de en
  • US2267944A - Cutting machine : en
  • US2268118A - Garment : en
  • US2268376A - One way clutch : en
  • CH218634A - Mill for grinding grain, etc. : de en
  • CH218780A - Loop antenna. : de en
  • US2268351A - Means for presenting pictures in apparent three dimensions : en
  • ES148692A1 - A PROCEDURE FOR THE PREPARATION OF COPPER COMPOUNDS, APPLICABLE TO AGRICULTURE : en es
  • FR868354A - Process for the treatment of liquid baths with gases or liquids : en fr
  • US2268335A - Selective signaling system : en
  • US2268282A - Pliers : en
  • GB542223A - Improved inductance and capacity trimmer unit : en
  • GB542170A - Improvements in or relating to safety fuze and its manufacture : en
  • GR9738B - NUTRITIONAL FOOD. : el en
  • US2268159A - Lens surfacing machine : en
  • US2268320A - Formation of thermal air currents : en
  • US2268014A - Diffuser : en
  • ES5707Y - Perfected boxer shorts. : en es
  • CA401834A - Protective garment : en fr
  • CH218652A - Cine film recording device. : de en
  • PL30229B1 - N. V. Carbo-Union Industrie Maatschappij, Rotterdam Coal furnace : en pl
  • GB542178A - Improvements in or relating to sliding clasp fasteners : en
  • GB542268A - Improvements in an apparatus for treating tyres : en
  • US2267798A - Means and method for forming junctures : en
  • CA401837A - Electron discharge device : en fr
  • US2267706A - Combined supercharger and air cleaner : en
  • US2267744A - Filled can jetting mechanism : en
  • US2268003A - Shoe closure : en
  • US2268086A - Fluid pressure mechanism : en
  • US2268251A - Building tile containing cellular glass : en
  • ES148673A1 - IMPROVEMENTS IN THE AUTOCOMPRESSORS OF THIS TYPE : en es
  • ES5684Y - Bird-like sound emitting device. : en es
  • US2267939A - Lock, latch, and the like : en
  • US2268185A - Process of preparing methyl alpha-methyl-beta-mercaptopropionate : en
  • US2267959A - Controlling device : en
  • FR868455A - Method for manufacturing high quality ferrari cement type cement : en fr
  • USD130921S - Design for a fium projector : en
  • US2267905A - Heating apparatus : en
  • DE715588C - Process for achieving multicolored effects with compressed air spray devices : de en
  • GB542288A - Improvements in the chlorination of polymeric materials : en
  • GB542303A - Improvements in or relating to roll film photographic cameras : en
  • GB542298A - Improvements relating to electric accumulators : en
  • US2267829A - Manufacture of vinylmethylketone : en
  • GB542231A - Improvements in or relating to linear-dimension gauges or comparators : en
  • ES5674Y - Living room foot-ball game. : en es
  • US2268523A - Method and apparatus for television communication : en
  • US2268257A - Glass cutting tool : en
  • ES6919U - Improved fittings for disintegrating rollers used in the treatment of various textile fibers. (Machine-translation by Google Translate, not legally binding) : en es
  • DE715606C - Process for the separation of phenols from tea oils, waste water and the like. Like. Products : de en
  • FR868370A - Steel wire sound machine : en fr
  • US2268513A - Cord edge braid : en
  • US2268128A - Black sand concentrator : en
  • US2268207A - Control system for synchronous machines : en
  • FR868420A - Process for manufacturing electron tubes, in particular tubes with metal walls with fusion joint on both sides : en fr
  • PL30208B1 - Metal casting method and equipment for this method : en pl
  • FR868404A - Filler valve for air and oil shock absorbers, for aircraft : en fr
  • DE715612C - Short-circuit contact activated by the plug in the case of multi-pole plug devices : de en
  • ES148642A1 - IMPROVEMENTS IN SOUND READING DEVICES IN SOUND CINEMATOGRAPHERS : en es
  • ES6966U - Recreational toy (Machine-translation by Google Translate, not legally binding) : en es
  • FR868408A - Hydraulic or pneumatic distributor of a motor medium for regulators : en fr
  • USD130960S - Design for a jewelry finding : en
  • US2268395A - Quaternary ammonium compounds : en
  • USD130958S - Embroidered textile fabric or similar article : en
  • US2268413A - Piezoelectric crystal apparatus : en
  • ES6924U - Needle of media. (Machine-translation by Google Translate, not legally binding) : en es
  • US2268277A - Yarn-tensioning device : en
  • US2268514A - Side wall core taking apparatus : en
  • US2267767A - Manufacture of catalysts : en
  • US2268173A - Resinous composition : en
  • GB542217A - Improvements in anti-oxidants : en
  • US2267726A - Valve : en
  • US2267772A - Refractory and method of making the same : en
  • US2268132A - Hub cap attachment : en
  • ES6932U - Insulating tile (Machine-translation by Google Translate, not legally binding) : en es
  • FR868351A - Automatic regulator for electric boilers : en fr
  • US2268291A - Vehicle construction : en
  • US2268341A - Sunshade : en
  • FR868465A - Manufacturing process for methacrylic acid esters : en fr
  • CA401911A - Lens : en fr
  • US2267782A - Method of and apparatus for making slide fastener stringers : en
  • US2268261A - Relay : en
  • US2268407A - Self-locking hose coupling : en
  • DE715581C - Method for joining two or more sheets of paper using wet glue : de en
  • FR868382A - Special arrangement of electrodes for electron multipliers : en fr
  • US2268115A - Heating method and means : en
  • US2268327A - Rail anchor : en
  • CH218823A - Method for controlling follow-up devices. : de en
  • DE715558C - Device for the transition from overhead lines to damp-proof lines : de en
  • US2267913A - Fibrous article of manufacture and method of making the same : en
  • US2268292A - Metal-dressing tool : en
  • US2268121A - Coated fabric : en
  • DE715572C - Method for controlling Kerr cells when recording half-wave intensity writing : de en
  • US2267704A - Door lock : en
  • US2267938A - Reehive device : en
  • US2267942A - Method of and apparatus for making sheet rubeer : en
  • US2268273A - Textile finishing : en
  • US2267958A - Centrifugal casting apparatus : en
  • FR868414A - Manufacturing process for electric discharge tubes, more particularly with metal sheath : en fr
  • FR868460A - Braking device, in particular for trains of motor vehicles : en fr
  • CH218627A - Knitting needle button. : de en