• GB522131A - Improvements in or relating to teleprinter exchange systems : en
  • FR856382A - Improvements in extrusion manufacturing of profiled metals : en fr
  • GB522283A - Improvements in or relating to saw blades : en
  • ES145431A1 - A procedure of saccharification of cereals. : en es
  • GB522239A - Improvements in or relating to devices for recording and projecting cinematograph films : en
  • DE692236C - Pliers for pulling in ear tags : de en
  • FR856334A - Polyvinyl acetal resins : en fr
  • CH210152A - Contact wire turnout for trackless railways with single-pole pantographs. : de en
  • US2204161A - Control device : en
  • ES145319A1 - A process for the manufacture of flux and deoxidants for welding metals. : en es
  • FR856388A - Amalgam preparation process : en fr
  • CA389329A - Gasoline tanker : en fr
  • DE692274C - Device for sharpening files : de en
  • GB522188A - Improvements in pneumatic tyre treads : en
  • GB522191A - Improvements in lubricating compositions : en
  • CH210147A - Suitcase. : de en
  • ES145240A1 - Procedure for the manufacture of textile fiber paths. : en es
  • ES145302A3 - Device for vaporized fuel burners. : en es
  • US2203938A - Fluid control system : en
  • US2204240A - Method and apparatus for conditioning tobacco : en
  • GB522129A - Improvements in or relating to automatic direction finders : en
  • US2204277A - Automatic lubricant injector for internal combustion engines : en
  • DE692043C - Foliage removal machine : de en
  • DE691982C - Mercury switch : de en
  • ES145416A1 - Improvements in a method to reduce minerals, particularly iron ore. : en es
  • FR856464A - Improvements to telephone or other systems : en fr
  • CA389246A - Necktie : en fr
  • FR856278A - New support for wires, bars or cables, in particular for wires, bars or electric cables arranged in a sheet : en fr
  • FR856496A - Unsinkable piping : en fr
  • GB522259A - Improvements in or relating to driving belts : en
  • DK57679C - Glass melting furnace with ladle containers. : da en
  • ES145474A1 - Improvements in detonating shotguns. : en es
  • GR9045B - METHOD OF VISIBILITY OF ELECTRICAL SWITCHES IN DARKNESS. : el en
  • US2204326A - Oil-insoluble reaction product of an alkanol amine and petroleum sulphonic acids : en
  • USD121050S - Design for a wrapping paper : en
  • FR856271A - Crucible for fusions or thermal treatments in baths : en fr
  • US2203870A - Multiple channel electro-optical system : en
  • ES145313A1 - Perfection in the devices to curl the hair. : en es
  • US2204507A - Sealing ring : en
  • USD120996S - Design for a finger ring : en
  • US2203757A - Ribbon inking device : en
  • US2204492A - Engine control mechanism : en
  • ES145217A1 - A procedure for obtaining acolein. : en es
  • FR856467A - Process of treating fabrics, knits, etc., to produce their contraction : en fr
  • DE692163C - Hot air jet engine : de en
  • GB522241A - Improvements in and relating to the method of and apparatus for manufacturing trim panels : en
  • US2204300A - Fused cutout : en
  • DE691713C - Method for operating an image storage tube with a photocathode separated from the storage electrode : de en
  • ES145389A1 - A procedure for the preparation of nitriles. : en es
  • GB522311A - Improvements in hollow building units or blocks : en
  • ES5448U - Toy consisting of mock-ups of removable ports. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522209A - Improvements in or relating to the manufacture of chlorosulphonates : en
  • CH210107A - Exposure meter for determining the correct exposure of photographic layers, which should receive a predetermined tracing in the highlights and shadows. : de en
  • FR856331A - Camera : en fr
  • FR856416A - Devices for loading and unloading heavy packages of all kinds, in particular freight transport frames : en fr
  • US2204143A - Control devie for change-speed gears : en
  • US2203662A - Cigar lighter : en
  • US2204540A - Storage filing box : en
  • US2203990A - Game apparatus : en
  • ES145375A1 - A new system to erase with liquids. : en es
  • US2204363A - Metal awning : en
  • DE692160C - Chin strap training for helmets : de en
  • CH210080A - Table with ironing facilities. : de en
  • AT158866B - Process for the production of a therapeutically useful preparation from chlorophyll-containing plant parts. : de en
  • FR856368A - Insufficiently resistant off-road covering panel : en fr
  • FR856380A - Process for mixing zein with a substance containing wax or paraffin and bitumen or the like : en fr
  • ES145212A1 - A boiler for the cooking and evaporation of sulfuric acid and liquids with similar physical qualities. : en es
  • ES145307A3 - An electric projector. : en es
  • US2203977A - Automatic tape-applying machine : en
  • US2204382A - Refrigeration : en
  • US2204403A - Method of and apparatus for cooling : en
  • GB522100A - Improvements relating to seats and the like : en
  • GB522132A - Improvements in or relating to modulating and demodulating arrangements for use in carrier wave signalling systems : en
  • GB522160A - Improvements relating to door and like fastenings : en
  • ES5446U - A record with individual producer data (Machine-translation by Google Translate, not legally binding) : en es
  • GR9058B - AUTOMATIC LIGHTER. : el en
  • ES5491U - Clothes clip. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522216A - Improvements in bed clothing : en
  • US2204377A - Automobile decking device : en
  • CA389229A - Fluid meter : en fr
  • CH210090A - Process for the production of a nitrogenous product. : de en
  • CH210126A - Defrosting device on evaporators of refrigerating machines. : de en
  • DE692070C - Dispersants and protective agents : de en
  • ES5492U - Rocking chair (Machine-translation by Google Translate, not legally binding) : en es
  • GB522118A - Improvements in or relating to the production of bonded abrasive articles : en
  • GB522242A - Improvements in or relating to shafts and to moulds therefor : en
  • GB522295A - Improved apparatus for coiling wire, particularly for use in the manufacture of barricades : en
  • DE692175C - wood panels by pressing veneers : de en
  • ES145214A1 - A permanent system of magnetization. : en es
  • GB522238A - Improvements in electric discharge tubes : en
  • CH210098A - Rotary wedge rangefinder for photographic equipment coupled with the lens adjustment. : de en
  • US2203898A - Luminescent material : en
  • US2203933A - Accelerator pedal : en
  • USD121040S - Design for a lace : en
  • ES145308A3 - Mechanical reel system for fishing. : en es
  • ES145437A1 - Improvements in hydraulic shock absorbers and in similar damping devices operated by differential pressure. : en es
  • AT158921B - Cooling device connected to stove. : de en
  • AU244739A - Ultrashort wave course beacons : en
  • ES5463U - New roller bearing system with drilled washers and two rollers with spigot. (Machine-translation by Google Translate, not legally binding) : en es
  • US2203765A - Toothpick dispenser : en
  • DE692240C - Organ-like electric musical instrument : de en
  • FR856344A - Process for the production of aromatic amines : en fr
  • GR9047B - MEN'S GRAIN TYPE. : el en
  • DE692228C - Circuit arrangement for the commissioning of a large number of power consumers optionally one after the other over long-distance lines : de en
  • US2203825A - Treatment of motor fuel : en
  • ES5481U - Airtight closure for containers where materials must be deposited without any smell being perceived outside. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522197A - Connecting the ends of railway rails : en
  • US2204247A - Manifolding typewriting machine : en
  • DE692212C - Process for the annealing of objects made from metals, in particular from light metals such as aluminum, or light metal alloys : de en
  • DE692055C - : de en
  • US2204089A - Noise reduction system : en
  • US2204151A - Molding apparatus : en
  • AU527038A - An infinitely variable torque converter : en
  • US2204400A - Scupper plug : en
  • US2204067A - Cutting machine : en
  • US2204103A - Rod coupling : en
  • USD121016S - Design for a bed lamp : en
  • AU110720B2 - Ultrashort wave course beacons : en
  • CH210049A - Reel on potato diggers. : de en
  • AT158865B - Process for the preparation of diazotizing dyes. : de en
  • CA389303A - Ferrous metal desurfacing apparatus : en fr
  • AT158867B - Bandage pack. : de en
  • CH210096A - Device for controlling folding jaws, punctures, folding knives and the like. For folding cylinders of rotary printing machines. : de en
  • AU110738B2 - Intravaginal menstrual appliance : en
  • CH210067A - Upholstery with cord lacing, especially under mattress. : de en
  • AU194839A - Improvements in or relating to electrical adaptors or the like embodying earthing contacts : en
  • US2203887A - Transparent stamp pocket for album mounting : en
  • US2204255A - Lawn mower : en
  • US2204397A - Amusement device : en
  • US2204114A - Air conditioning system utilizing : en
  • US2203918A - Electrically heated blanket : en
  • US2204260A - Apparatus for calibrating measuring instruments : en
  • US2204479A - Means and method for producing electron multiplication : en
  • FR856325A - Fortified underground airport : en fr
  • DE692127C - Process for machining the tooth flanks of bevel gears with longitudinally curved teeth using a conical grinding worm : de en
  • CA389298A - Active carbon production : en fr
  • DE692128C - ckenwheels : de en
  • US2204076A - Display device : en
  • CA389351A - Vision apparatus : en fr
  • DE691984C - between switching off power circuits : de en
  • FR856437A - Methylol compounds stable on storage : en fr
  • DE692198C - Low-capacity, shielded high-frequency cable : de en
  • FR856442A - Aircraft piloting control system : en fr
  • US2204311A - Tobacco pipe : en
  • US2204451A - Oil burner : en
  • US2204467A - Frying pan : en
  • US2203841A - Thermoresponsive device : en
  • US2204453A - Method of making abrasive castings : en
  • DE692227C - Cover for housings of electrical devices : de en
  • FR856392A - Improvements in color photographic development processes : en fr
  • USD121022S - Reinecke photographic camera case : en
  • US2204366A - Method of making carbon black : en
  • GB522309A - Improvements in gas burners : en
  • USD120973S - Design for a film viewer : en
  • AU255339A - Inorganic film products and method of making same : en
  • US2203725A - Telephone system : en
  • US2203848A - Inking arrangement of platen printing presses : en
  • FR856447A - Radio-electric or similar receiving apparatus : en fr
  • US2204422A - Radio signaling system : en
  • FR856306A - Tension frame for printing screens, in particular by the Lyonnaise process : en fr
  • US2204446A - Display rack : en
  • USD121030S - Cabinet for space heaters or the like : en
  • AT158853B - Process for grinding the flank surfaces of the teeth of lathe chuck jaws that engage in the spiral thread of the adjusting ring. : de en
  • US2204033A - Earth mover : en
  • US2204077A - Leg for furniture : en
  • US2204251A - Electrode for television tubes : en
  • US2203877A - Telephone message recording and reproducing apparatus : en
  • NL48613C - : en
  • AU110748B2 - Improvement in photographic developers for colour photography : en
  • ES145314A3 - Physico-chemical procedure to obtain a yield of up to 50º of viscosity, according to the engler apparatus, at 50ºc of vegetable oils in general and of olive and pomace oils in particular. : en es
  • CH210065A - Serving tray for drinks and the like. : de en
  • DE692063C - Steering device for crane vehicle with two steering wheels : de en
  • DE692151C - Insulating clamp : de en
  • AT158931B - Car light. : de en
  • US2204447A - Heat exchange apparatus : en
  • US2204509A - Oil and gas separator : en
  • CA389324A - Panel mounting : en fr
  • US2203972A - Lister : en
  • FR856311A - Improvements to monolithic bay floors : en fr
  • ES145491A1 - A system to obtain transparency or opacity, variable or fixed effects. : en es
  • AT158899B - Economy stove. : de en
  • CH210128A - Automatic device for controlling assemblies liable to modify the apparent energy passing through the interconnection of networks. : en fr
  • DE692154C - Tubular heating resistor made of silicon carbide, closed at the ends : de en
  • DK57684C - Blower device for Rear motor vehicles with air-cooled Engine. : da en
  • ES5460U - Oil extraction system by means of special capes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522098A - Improvements relating to the reduction of ores : en
  • ES145485A1 - Procedure for elaboration of decolorizing earths. : en es
  • GB522314A - Improvements in or relating to record card controlled calculating machines : en
  • FR856439A - Hand-operated device to deliver various liquids or powders, particularly against fire : en fr
  • GB522136A - Improvements in or relating to supply and control apparatus for x-ray tubes : en
  • AU244539A - Calculating and correcting device for use in association with direction finding systems : en
  • AU251439A - Improved process and apparatus forthe manufacture of sectional irons of small cross-sections : en
  • GB522272A - Improvements in closures for containers : en
  • US2203727A - Contact structure : en
  • CA389235A - Dispensing container fitting : en fr
  • CA389249A - Paper coating method : en fr
  • GB522120A - Improvements in and relating to mechanical toys : en
  • US2204391A - Cathode for electron discharge devices : en
  • AU242839A - Improvements in or relating to television transmitting systems and cathode ray tubes for use therein : en
  • US2204424A - Photoflash synchronizer : en
  • CH210097A - Inking device on rotogravure printing machines. : de en
  • DE692191C - Ironing machine with ironing shoe and rotatable ironing roller that can be pressed against it : de en
  • ES145517A1 - A process for manufacturing dental pieces, such as dentures and the like. : en es
  • US2204140A - Mill : en
  • USD120983S - Design for a flower container : en
  • DE692114C - Claw hangers : de en
  • DE692249C - Device for wet treatment of textile goods of various shapes : de en
  • DE692176C - Projection scale : de en
  • FR856386A - Eccentric lock with automatic stop for car bodies, tippers and other vehicle bodies : en fr
  • US2204122A - Surface-protective apparatus : en
  • AT158925B - Electric discharge tube for broadcasting television pictures. : de en
  • CA389254A - Automobile accelerator : en fr
  • CH210143A - Direct reading direction-finding system. : en fr
  • DE692049C - bed : de en
  • DE692220C - Cable adjustment device for the conical disk drive in multi-motor paper machine drives : de en
  • ES145293A1 - PROCEDURE FOR THE PREPARATION OF A CONDENSATION PRODUCT OF TRIMETHYL HYDROQUINONE AND PHYTHILIC DIHALOGENIDES : en es
  • FR856474A - Perfected toy : en fr
  • GB522170A - Improvements in or relating to water closets, toilet basins and the like : en
  • CH210087A - Smoking device for cigarettes and cigars. : de en
  • US2203719A - Electrothermal motor : en
  • CH210122A - Pressure lubrication device with fuel cut-off on internal combustion engines. : de en
  • FR856365A - Improvements to photographic shutters : en fr
  • GB522152A - Improvements in air raid shelters : en
  • DE692259C - frequency selective protection signals : de en
  • FR856414A - Process for treating artificial fibers : en fr
  • US2204007A - Apparatus for multiphase vibration : en
  • AT158914B - Reversible drive for record recording and playback devices. : de en
  • DE691816C - High voltage switchgear : de en
  • AU500039A - Improvements in overstrap supports for roof gutters : en
  • US2204335A - Mounting for mower mechanism : en
  • US2203837A - Razor : en
  • US2204065A - Motor driven tuning system : en
  • DE692186C - Accident prevention device on cutting machines : de en
  • US2203927A - Electric motor : en
  • US2204062A - Water deaerator and purifier : en
  • USD121026S - Photographic exposure meter case : en
  • US2203852A - Visibility control wheel : en
  • US2204021A - Concrete forming machine : en
  • CA389330A - Metal strip grinder : en fr
  • NL48656C - : en
  • US2203854A - Self-synchronous control system : en
  • US2204000A - Rail car mover : en
  • US2203840A - Apparatus for retaining contact masses in tubular elements : en
  • US2203958A - Centrifugal pump : en
  • US2204112A - Rotary table bushing : en
  • USD120994S - Design for a game board : en
  • CH210132A - Surge arrester built into a system with controlled multiple spark gaps. : de en
  • DE691928C - Steam water trap with flat slide : de en
  • ES145321A1 - MACHINE PEN, WITH MOVABLE SHARPENING DEVICE : en es
  • FR856270A - Sustento-balancer with mechanical propulsion independent of the front wheel drive for airplanes : en fr
  • FR856287A - Shoe placket : en fr
  • US2204372A - Piston for air guns : en
  • AT158916B - Shoe for compliant pit lining. : de en
  • AU110756B2 - An improved mould for use in concrete constructions such as sewerage and drainage works : en
  • US2204031A - Automobile radio mast : en
  • US2204226A - Absorption refrigerating apparatus : en
  • US2204309A - Device for holding valve keepers : en
  • US2204371A - Process for the production of nu-substituted formamides : en
  • US2203670A - Method of treating electrolytic coatings on magnesium and its alloys : en
  • US2203923A - Preparation of salts of 2-ketoaldonic acids : en
  • US2203959A - Pneumatic separator : en
  • US2204178A - Floor dressing machine : en
  • US2203784A - Ignition apparatus : en
  • US2204097A - Volumetric feeder : en
  • US2204318A - Gas producing apparatus : en
  • US2204130A - Pipe thread protector : en
  • US2204462A - Mounting for wind charging units : en
  • FR856440A - Mufflers for internal combustion engines : en fr
  • GB522236A - Improvements in or connected with apparatus for loading material on to belt conveyors : en
  • NL48697C - : en
  • US2204468A - Method of forming pneumatic tires : en
  • FR856486A - Pipe joint device : en fr
  • GB522130A - Improvements in or relating to shaded pole induction disc type electric motors, relays or measuring instruments : en
  • US2204474A - Art of forming, refrigerating, and harvesting frozen bodies : en
  • US2203998A - Expansion bit and reamer : en
  • USD120980S - Combined cigar lighter display and stand : en
  • US2203995A - Stroboscopic distant indicator : en
  • US2204373A - Method of making and assembling expansion shields : en
  • CH210112A - Clockwork. : de en
  • CH210101A - Roller skate. : de en
  • DE692126C - Dividing device for swivel arms for simple and differential parts : de en
  • AT158927B - Carbon pressure voltage regulator with increased efficiency. : de en
  • AU432638A - Television modulation method and photo electron multiplier arrangements therefor : en
  • AU314939A - Improvement in duplex vacuum-tube repeater : en
  • CA389374A - Ventilating and illuminating device : en fr
  • DE692193C - Process for the production of colorings on cellulose fibers or animal fibers or fiber mixtures thereof : de en
  • US2204508A - Electric lamp stand : en
  • AU110742B2 - Means for actuating the flush valve of water closets : en
  • DE692018C - Toy consisting of a toy airplane spinning in the air and a toy firearm : de en
  • DE692168C - Candle filter body for oil regeneration devices : de en
  • NL48638C - : en
  • US2203679A - Method of and apparatus for making bimetallic strip : en
  • US2204503A - Electron multiplier : en
  • US2204147A - Photographic stencil material : en
  • US2204144A - Fluid heat exchange apparatus : en
  • US2204274A - Wax paper folding machine : en
  • DE692206C - A device for connecting lengths of fabric, tent parts, etc. : de en
  • AT158863B - Process for the preparation of substantive azo dyes. : de en
  • AU248639A - An improved mould for use in concrete constructions such as sewerage and drainage works : en
  • AU33039A - Improvements in or relating to directional radio transmitter aerial arrangements : en
  • DE692045C - Method and device for removing the bast bands from pre-cooked branched bast fiber stalks : de en
  • ES145231A1 - Procedure to prevent rust formation when working with liquid zinc amalgams. : en es
  • GB522139A - Improvements in or relating to photoelectric mosaic electrodes : en
  • GB522251A - Improvements in or relating to the production of unchilled castings of white cast iron : en
  • US2204171A - Automatic lubrication device : en
  • US2203802A - Device for bringing the stock stream upon the screen of a paper making machine : en
  • US2203966A - Scraping device : en
  • ES145216A1 - A procedure for the treatment of tobacco. : en es
  • GB522289A - Improvements in machines for punching or stamping out leather and other materials : en
  • US2203926A - Pole pruner and like tools : en
  • US2204265A - Motor vehicle control : en
  • DE692211C - Device for cooling the piston of slot-controlled two-stroke internal combustion engines with a crankcase charging pump : de en
  • US2203851A - Spraying apparatus : en
  • US2204336A - Fiber : en
  • FR856473A - Improvements made in flushing devices comprising a closed tank with air bell : en fr
  • FR856409A - Directed radiation antenna : en fr
  • GB522155A - Improvements in or relating to fastenings for moulds, boxes and like receptacles : en
  • FR856301A - Improvements in the manufacture of tanks and reservoirs : en fr
  • US2203744A - Insecticide : en
  • ES145420A3 - A box and butt for manual firearms, with the corresponding procedure for the manufacture of those. : en es
  • DE692042C - Generator for horizontal retort ovens : de en
  • DE692111C - Container for storing valuables while bathing : de en
  • US2204529A - Coupling device for signal transmission and receiving systems : en
  • FR856495A - Application to hydraulic machines of agglutinated metal powders : en fr
  • US2203839A - Measurement of dielectrics : en
  • ES5482U - Rails of combined cutting ends. (Machine-translation by Google Translate, not legally binding) : en es
  • DE691994C - Comb with tines hollowed out like a channel : de en
  • FR856277A - Projector plane : en fr
  • DE692225C - Notepad with attached color sheet : de en
  • ES5461U - Special lid for glasses. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522101A - Improvements in or relating to electrical or other apparatus for use in the vicinityof high potentials or high frequency currents : en
  • DE692060C - Foldable aircraft wing : de en
  • DE692256C - Method for reducing the speed fluctuations in the driving force of supply generators for transmitters : de en
  • GB522106A - Improvements in high-pressure metal-vapour electric discharge lamps : en
  • GB522312A - Improvements in or relating to coal-cutting and like machines : en
  • FR856406A - Tanks or pipes for hydrocarbons or other liquids : en fr
  • US2203831A - Casting wheel control : en
  • US2204295A - Dental pulp tester : en
  • US2204339A - Alkylated phenols and a process of producing them : en
  • US2204186A - Control device for radio receiving sets : en
  • US2204204A - Electric discharge device : en
  • DE692103C - Electrical multiple capacitor : de en
  • ES145442A1 - An apparatus for applying liquids on film tapes provided with perforations. : en es
  • US2203680A - Nitric acid oxidation of oleic and other fatty acids : en
  • US2204279A - Piston locking device : en
  • US2204319A - Building construction : en
  • DE692004C - Method for fitting neck strips in square box bases with rounded corners : de en
  • DE692067C - Watertight and dustproof mounting device : de en
  • GB522097A - Improvements in or relating to cleaning powders : en
  • DE692148C - Circuit arrangement for telephone systems with dialer operation and several exchanges in series : de en
  • DE692203C - Method of manufacturing an electric hotplate : de en
  • ES145281A1 - IMPROVEMENTS IN THE MANUFACTURE OF INSULATING BOTTLES : en es
  • GB522278A - Improvements in and relating to control systems for electric winders, haulages and the like : en
  • GB522300A - Improvements in building blocks : en
  • DE672969C - Germ-proof closure for containers such as bottles, jugs, barrels, etc. like : de en
  • USD121039S - Design for a i/ace : en
  • ES145209A1 - A device for maneuvering and locking or fixing a moving part around an axis and subjected to electromagnetic stresses. : en es
  • AT158889B - Device for temperature control, especially in railroad cars. : de en
  • US2204413A - Hydromechanical press : en
  • USD120984S - Linked chain or similar article : en
  • US2204056A - Tuning indicator circuit : en
  • CA389283A - Electric connector device : en fr
  • FR856305A - Improvements to cycle brakes and the like with cam clamping : en fr
  • FR856430A - Device for adjusting the injection flow rate of liquids, vapors and gases : en fr
  • DE692082C - Establishment of bookkeeping : de en
  • DE692116C - Process for the production of continuous metal compacts as melt material : de en
  • US2204368A - Can opener : en
  • US2204526A - Carburetor step-up device : en
  • USD121038S - Design for a lace : en
  • DE692007C - Differential gear for motor vehicles : de en
  • USD120971S - Design fob a clip ob similar article : en
  • ES145486A3 - A procedure for the extraction of the fiber of the pitas and other cacti and its preparation for industrial uses. : en es
  • FR856494A - Process for opening and closing at will, using agglutinative seals, all systems of envelopes, sachets and other packages : en fr
  • US2204225A - Method of and means for purifying water : en
  • US2204015A - Dispensing device : en
  • DE692002C - Plow bodies for two-layer cultivation : de en
  • GB522246A - Disinfecting and deodorising apparatus for flushing cisterns : en
  • AU110724B2 - Improvement in duplex vacuum-tube repeater : en
  • DE692245C - Ventilation for waterproof clothing and method of making the same : de en
  • FR856280A - Improvement in semi-transparent photocells : en fr
  • DE692190C - Wring machine with control arm : de en
  • AT158878B - Ring travelers for ring spinning and ring twisting machines and processes for their production. : de en
  • AT158939B - Printing machine for the production of colored prints. : de en
  • FR856303A - Fabric manufacturing process : en fr
  • CH210138A - Process for the enrichment of vitamin E effective compounds. : de en
  • DE692056C - Carburetors for internal combustion engines : de en
  • DE692243C - Closed car body made of sheet metal for motor vehicles : de en
  • GB522260A - Improvements in gear boxes particularly for motor vehicles : en
  • AT158897B - Bullet. : de en
  • CH210118A - Nut thread spindle with several nuts of the same pitch. : de en
  • ES145518A1 - Improvements in polymerizable compounds or in relation to them. : en es
  • DE692048C - arranged bed bases : de en
  • ES145311A1 - A rotary heater appliance for tweezers applicable to curling hair. : en es
  • DE692033C - Single-sided mosaic screen for cathode ray tubes : de en
  • DE692092C - A clamp made of insulating material, consisting of a rigid upper and lower part, is used to attach cables to the wall : de en
  • ES145232A1 - A process for the manufacture of glass, especially amber. : en es
  • FR856293A - Manufacture of tapes for phonographic reproduction : en fr
  • USRE21482E - Multiple drilling gauge : en
  • US2203897A - Electric incandescent lamp : en
  • US2203953A - Feeding mechanism for rock drills : en
  • US2203921A - Infant's crib : en
  • NL48545C - : en
  • US2204047A - Humidostat and like devices : en
  • CA389279A - Photo-electric machine tool control : en fr
  • US2204019A - Coal charging hopper for coke ovens : en
  • AT158893B - Automatic regulation of air heating in railroad cars. : de en
  • CA389369A - Textile material treating apparatus : en fr
  • DE692129C - : de en
  • DK57675C - Automatic loading and unloading device for cylindrical quick presses. : da en
  • ES145387A1 - A safety filter-closure for foam fire extinguishers. : en es
  • US2204489A - Placer gold mining device : en
  • CA389256A - Chair spring assembly : en fr
  • GB522282A - Improvements in portable equipment for use with cinematographic and like projectors : en
  • US2204214A - Stimulation of growth from plant cuttings : en
  • CA389248A - Brush and bristles : en fr
  • CH210092A - Device for melting fat. : de en
  • US2204390A - Hacksaw : en
  • US2204320A - Fuse construction : en
  • US2204393A - Auxiliary switch : en
  • CH210060A - Arrangement for regulating the temperature of a room heated by a heating system using a differential compensation device that controls the building heating system. : de en
  • US2203664A - Washing machine : en
  • US2203665A - Drive mechanism for twister frames : en
  • US2204041A - Electric animal prod : en
  • US2204352A - Centralizer for drill steels : en
  • US2204484A - Mounting for jacquard cylinders : en
  • US2204376A - Oil conveying member for journal boxes : en
  • AT158947B - Multi-stage secondary electron amplifier. : de en
  • CA389312A - Glass fibre mat making apparatus : en fr
  • DE691615C - Method and device for impregnating barrel wood under pressure : de en
  • FR856479A - Improvements in the manufacture of alkaline nitrates : en fr
  • GB522218A - Improvements in sheening of the pile of wool rugs and carpets : en
  • US2204050A - Privacy signaling system : en
  • US2204138A - Elastic fluid power plant : en
  • US2203801A - Closure device for sealed cooling systems : en
  • US2203740A - Method for the flotation of ores : en
  • US2203817A - Latch : en
  • CA389233A - Anodic coating method for magnesium and alloys : en fr
  • US2204168A - Apparatus for cleaning strip metal : en
  • US2204465A - Device for adjusting the roentgen ray cone by means of an auxiliary lamp : en
  • DE692054C - Trough-shaped, tiltable cheese pan : de en
  • ES145535A3 - Improvements in threads, threads and twists and in fabrics made with or containing them. : en es
  • CA389239A - Fibrous container : en fr
  • FR856259A - Improvements in fire detection : en fr
  • US2203789A - Measuring apparatus : en
  • US2204463A - Indicating mechanism : en
  • US2204456A - Pneumatic thread remover : en
  • DE692074C - Electrical contact strip : de en
  • FR856375A - Improvements to indicating or control devices used on aerial or aquatic vessels : en fr
  • US2204199A - Game apparatus : en
  • DE691983C - Gas switch for installation in a closed electrical switch cell : de en
  • ES145283A1 - A procedure for the manufacture of soles for footwear. : en es
  • US2204349A - Filtering or straining or like treatment of fluids : en
  • ES145370A1 - Procedure to decorate glass, ceramic, marble or other materials with metal inlays. : en es
  • DE692058C - Process for the production of printing paper : de en
  • AT158941B - Dewatering machine for fibrous webs. : de en
  • CA389266A - Steam boiler : en fr
  • US2203823A - Sheet separating and feeding mechanism for printing presses : en
  • US2204288A - Insulation : en
  • US2204470A - Ophthalmic mounting : en
  • USD121054S - Design for a coat lining : en
  • US2203799A - Work handling apparatus : en
  • US2203880A - Combination dispenser : en
  • US2204497A - Calandria : en
  • US2204347A - Radiographic method and apparatus : en
  • USD121042S - Design fob a woven textile fabric : en
  • AT158875B - Process for the production of lubricating oils in addition to pressure-resistant coke briquettes from pitches such as petroleum asphalt, lignite tar pitch or other waste pitches. : de en
  • CA389370A - Phosphoric acid ester manufacture : en fr
  • US2204101A - Controller for battery charging apparatus : en
  • US2204427A - Synchronizing method : en
  • AT158876B - Packaging material for cheese. : de en
  • DE691910C - Bag filter : de en
  • NL48514C - : en
  • CA389227A - Cleaning apparatus : en fr
  • AU110752B2 - Ophthalmic mountings and process of making, assembling and adjusting ophthalmic mountings : en
  • CH210077A - Loom, in particular rapier loom with fixed weft bobbins. : de en
  • US2203682A - Luminescent material and method of producing the same : en
  • US2204108A - Trailer : en
  • US2204249A - Typewriting machine : en
  • USD120976S - Design for a finger ring : en
  • US2204478A - Material separator : en
  • US2204517A - Low molecular weight methacrylic acid ester polymers : en
  • CA389301A - Metal surfacing apparatus : en fr
  • DE692270C - Device for the automatic transfer of hollow glass bodies to the shells of a conveyor device : de en
  • US2203965A - Wheel structure : en
  • US2204026A - Antenna stay arrangement : en
  • AT158852B - Mechanical bell thermometer. : de en
  • CA389292A - Electric cooking plate : en fr
  • AU134439A - Improvements relating to ticket selling machines for and the like : en
  • FR856408A - Receiver or amplifier fitted with a current limit regulator : en fr
  • ES145230A1 - Procedure to prevent rust formation when working with liquid zinc amalgams. : en es
  • ES145397A1 - Procedure for obtaining hydroxyl ammonium salts. : en es
  • ES5483U - Improvements in the spring seats and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2204013A - Support : en
  • US2204364A - Lamellar trisodium phosphate hydrate : en
  • CA389272A - Electric discharge device : en fr
  • DE692097C - Plug socket to accept electric projection and headlight bulbs : de en
  • GB522331A - Alarm device for indicating relative pressure changes in twin pneumatic tyres : en
  • CA389323A - Automobile lock : en fr
  • CH210063A - Device for raising and lowering a hose shower. : de en
  • US2203948A - Knitting machine : en
  • CH210125A - Process for the production of nozzle rings for exhaust gas turbines for driving supercharger fans. : de en
  • US2203705A - Soluble benzyl ether of dextran : en
  • CH210085A - Molding press for the manufacture of shoes made of textile materials and a base made of rubber. : de en
  • US2204107A - Folding table : en
  • AT158950B - Device for attaching the chip and removing the knife on form lathes. : de en
  • GB522157A - Improvements relating to screw conveyors : en
  • GB522310A - Improvements in wall structures and in glass construction blocks therefor : en
  • CA389358A - Hydrocarbon conversion : en fr
  • CH210047A - Grass mower attached to the towing device of a tractor. : de en
  • AU114392B2 - Improvements in electric discharge apparatus using luminescent materials : en
  • US2203889A - Rotary spinner switch : en
  • US2203893A - Golf club : en
  • US2203919A - Combination insecticide composition : en
  • US2204055A - Telephone system : en
  • US2204375A - Electronic distributor system : en
  • US2204157A - Catalyst and method of producing the same : en
  • CA389367A - Building construction : en fr
  • GB522184A - Improvements in and connected with hooks : en
  • GR9055B - BOMB - MINE. : el en
  • US2203826A - Catalytic dehydrogenation of hydrocarbons : en
  • US2204297A - Means for distributing light uniformly : en
  • US2204343A - Adjustable bedpan : en
  • US2204362A - Electric table lamp : en
  • US2204012A - Air conditioning apparatus : en
  • USD121013S - Design for a handbag frame : en
  • CA389255A - Seed separator : en fr
  • CA389286A - Switch control device : en fr
  • DE692238C - Game device for electric musical instruments : de en
  • FR856324A - Method and device for increasing the fuel capacity and the com pressure of the explosive mixture in internal combustion and explosion engines : en fr
  • FR856407A - Protective cap for receptacles containing highly flammable liquids and the like : en fr
  • FR856441A - Container such as jar or jar : en fr
  • US2203675A - Burglar resisting safe : en
  • US2203865A - Signaling system : en
  • US2204195A - Concrete mold : en
  • ES145468A1 - A new system of combined devices for sound advertising. : en es
  • AT158882B - Swimming shoe. : de en
  • GB522274A - Manufacture of solid molecular compounds of alkylxanthines : en
  • US2203876A - Hood latch : en
  • US2204341A - Crimping threads, filaments, and the like : en
  • US2204491A - Rolling mill plant for the manufacture of seamless tubes : en
  • AU110743B2 - Television modulation method and photo electron multiplier arrangements therefor : en
  • GB522204A - Process for rendering textiles, paper, leather, furs and the like water repellent : en
  • DE692066C - Dividing device for equal cut tobacco portions : de en
  • DE692138C - Process for firing chamber furnaces, ring furnaces, chamber ring furnaces, zigzag furnaces and the like. like : de en
  • US2204081A - Folding table : en
  • US2204248A - Typewriting machine : en
  • CA389302A - Ferrous metal desurfacing apparatus : en fr
  • AT158877B - Steam oven with two baking rooms one above the other. : de en
  • CA389287A - Watthour meter installation : en fr
  • ES145296A3 - A razor for sewing papers and the like. : en es
  • ES145396A1 - Method of manufacturing porous ceramic objects. : en es
  • FR856449A - Electronic discharge devices : en fr
  • ES145393A1 - Improvements in the manufacture of elastic reinforced concrete joists. : en es
  • ES145415A1 - A lifting platform. : en es
  • ES5465U - Improved electric welder. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856378A - Process for obtaining amino acids : en fr
  • CA389318A - Footwear : en fr
  • DE692047C - Double filter for industrial vacuum cleaners : de en
  • ES145292A1 - PROCEDURE FOR THE PREPARATION OF A CONDENSATION PRODUCT OF TRIMETHYL HYDROQUINONE AND PHYTHILIC HALOGENIDE : en es
  • FR856374A - Device for controlling the ignition instant of arc rectifiers : en fr
  • GB522230A - Driving means for the headstock of a lathe or other machine-tool : en
  • US2203903A - Stabilized photographic fixing powder : en
  • US2203979A - Guard arrangement for machine tools : en
  • US2204198A - Arrangement for carrier frequency modulation : en
  • GB522322A - Header for tubes in heat economisers or other similar apparatus : en
  • ES145496A1 - Installation for the reproduction of magnetic registers of loudness with variable speed of the vehicle of tonality. : en es
  • DE691977C - Four-wire multi-carrier frequency system : de en
  • DE692246C - Ironing device : de en
  • AT158917B - Punch reinforcement for pit lining. : de en
  • US2203726A - Bag of paper or like material and the manufacture thereof : en
  • US2204197A - Insecticide : en
  • ES5464U - Porta-resistor for electric irons. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522351A - Spray gun unit : en
  • US2203908A - Safety hydraulic brake system : en
  • US2203711A - Knitting machine : en
  • US2203834A - Vending machine : en
  • CH210130A - Switching device, consisting of two switches connected in series. : de en
  • ES145500A1 - Variable pitch aerial helix. : en es
  • GB522345A - Leader gear equipment, particularly for the blind landing of aircraft : en
  • FR856370A - Shoe sewing machine : en fr
  • US2204206A - Direction finding apparatus : en
  • FR856451A - Textile coloring process : en fr
  • GR9052B - PERMANENT HAIRING SYSTEM (PERMANENT). : el en
  • GB522108A - Thermostatic mixing valves : en
  • ES145207A1 - A new circuit that allows the maintenance of oscillations at a very high frequency, by means of triodes. : en es
  • DK57689C - Signal device for trucks and similar vehicles. : da en
  • FR856366A - Non-corrosive compositions for cartridge primers : en fr
  • US2204305A - Line designating machine : en
  • GB522199A - Pretreated bearing surfaces and method of producing the same : en
  • US2203963A - Developing device : en
  • US2204385A - Self-locking nut : en
  • GR9057B - METHOD OF DRYING OF THE POTATOES IN THE SUN. : el en
  • ES145306A3 - Improvements in the manufacture of caps for guarantee of origin of liquids applicable to all kinds of bottles and containers. : en es
  • DE692269C - Device for the extraction of spinnable fibers from pieces of tree bark : de en
  • FR856322A - Electro-mechanical control device which can be used in particular for operating variable-pitch propellers : en fr
  • US2203911A - Sanitary can cover : en
  • US2204072A - Certificate op correction : en
  • FR856359A - Roll film feeder or cartridge : en fr
  • US2203707A - Totalizing mechanism for voting : en
  • US2204384A - Adhesive composition and method of preparing the same : en
  • USD120978S - Design for a shaving cup : en
  • ES145449A2 - IMPROVEMENTS IN THE CONSTRUCTION OF THE ARMED WOODEN SQUARES : en es
  • US2203669A - Internal combustion engine chargeforming device : en
  • USD120992S - Design for an ash tray : en
  • AT158874B - Process for the manufacture of ceramic products, in particular spark plug bricks. : de en
  • CA389291A - Latching mechanism for circuit breakers : en fr
  • CA389310A - Photo-electric cell circuit for scales : en fr
  • US2204045A - Baking oven : en
  • US2204209A - Method of heat treating steel and the metallurgical product produced thereby : en
  • US2204271A - Facsimile scanning system : en
  • US2204256A - Mowing machine for bent turfs : en
  • CA389363A - Rubber hydrochloride film production : en fr
  • DE692120C - in motion sizes : de en
  • AU500139A - Improved detachable garden, verandah or deck chair : en
  • US2204239A - Calculating machine keyboard : en
  • US2204473A - Game apparatus : en
  • US2204510A - Compressor mounting : en
  • ES5468U - Device for linking with strapping or wire. (Machine-translation by Google Translate, not legally binding) : en es
  • US2203863A - Electric switch : en
  • US2204010A - Electric current rectifier : en
  • CH210050A - Fruit picker. : de en
  • NL48630C - : en
  • US2203904A - Radiator : en
  • US2204018A - Apparatus for recovering precious metals : en
  • US2204304A - Joint equalizer spring : en
  • US2203850A - Conversion of hydrocarbons : en
  • ES145407A1 - A procedure for saccharification of starch from materials called alliaceae or any other substances that contain it. : en es
  • AT158938B - Electrode. : de en
  • US2204261A - Hydraulic coupling : en
  • US2204394A - Air conditioning system : en
  • US2204505A - Welt insole : en
  • ES145342A1 - A procedure of sublimation of iodine in air stream or of indifferent gas and at reduced pressure. : en es
  • GB522343A - Improvements in or relating to flexible hoses for conveying fluids at high pressures : en
  • USD121008S - Commemorative emblem or similar article : en
  • US2203873A - Polymers of high molecular weight and process of producing same : en
  • US2204500A - Method of drying wet thread : en
  • NL48518C - : en
  • CH210083A - Item of clothing for footwear or handwear. : de en
  • US2203978A - Means and method of shoring bell bottom pile holes : en
  • GB522266A - Improved safety device for aeroplanes : en
  • ES145514A1 - Improvements of the caps for vacuum chambers and related improvements. : en es
  • US2203758A - Television system : en
  • US2204441A - Thread-cutting device for lathes : en
  • DE692051C - Electronically working according to the magnetic powder process. Defects in hollow bodies : de en
  • ES145528A1 - Device for electric arc welding machines. : en es
  • ES145384A1 - A process for manufacturing capacitors for radio reception apparatus. : en es
  • DE692065C - em main switch located in the ignition circuit : de en
  • ES145481A1 - A procedure for disinfection and sterilization of fruits, especially citrus fruits. : en es
  • DE692118C - Method for determining the concentration of hydrogen ions : de en
  • FR856429A - Automatic air inlet valve : en fr
  • DE692031C - Method and device for processing household waste, in particular into fertilizers : de en
  • US2203912A - Photographic plate holder : en
  • ES145419A1 - Cat device (cric) and its applications, especially in buildings, especially in reinforced concrete. : en es
  • FR856362A - Incendiary nanny : en fr
  • GB522201A - Improvements in knitting machines : en
  • ES145377A1 - An apparatus for the individual packaging and supply of spiky products. : en es
  • FR856500A - Improvements in armature reaction compensation of variable voltage direct current generators : en fr
  • GB522135A - Improvements in and relating to supply and control apparatus for a plurality of x-ray tubes : en
  • US2203892A - Ice cube remover : en
  • AT158871B - Ceramic building material. : de en
  • US2203696A - Manufacture of detergents : en
  • CA389305A - Blowpipe : en fr
  • CA389337A - Metallic sink : en fr
  • CH210119A - Economy oiler. : de en
  • US2204121A - Cable hanger : en
  • US2204233A - Absorption refrigerating apparatus : en
  • FR856318A - Fatigue machine by bending forces on rotating bars : en fr
  • GB522189A - Improved lubricating compositions : en
  • ES145369A1 - Improvements in the manufacture of radiators for heating. : en es
  • ES145465A1 - A foam collector for installations of flammable tanks. : en es
  • USD121012S - Design for a flashlight for theaters : en
  • AU246539A - Improvements in or relating to electrical inductance devices : en
  • US2204423A - Discharge device : en
  • US2203821A - Vermiculite processing machine : en
  • US2204513A - Safety control for vulcanizer presses : en
  • ES145224A1 - A differential rig for lifting loads. : en es
  • GB522267A - Improvements in electrical potential controlling devices with particular reference to the speed control of electric motors in follow-up control systems : en
  • FR856274A - Cold process for obtaining half-ready cellulose which can be refined : en fr
  • GB522126A - Improvements in the construction of welded valve casings : en
  • GR9046B - LIGNITE COMBUSTION SYSTEM ON THE STEAM BOILERS BY ARTIFICIAL ATTRACTION. : el en
  • AT158884B - Device on looms with fixed weft bobbin. : de en
  • AT158888B - Device for automatic securing of crossings. : de en
  • CH210127A - Device for the elastic support of winding coils, in particular for transformers. : de en
  • US2203829A - Conversion of hydrocarbons : en
  • CA389361A - Rubber hydrohalide : en fr
  • US2204003A - Production of water gas : en
  • USD120993S - Design for a clasp : en
  • US2203842A - Production of low boiling motor fuels : en
  • US2204448A - Container venting means : en
  • CA389349A - Extension key chain : en fr
  • US2204419A - Shirt and collar protector : en
  • FR856385A - Wear compensation device : en fr
  • CH210081A - Washing kettle with insert. : de en
  • US2204156A - Continuous reactor : en
  • AT158868B - Process for the preparation of glycosides of the digitalis and digitaloid classes. : de en
  • AT158936B - Electrical fuse with a fusible link made of magnesium or a magnesium alloy. : de en
  • CH210406A - Electrical plug contact device. : de en
  • DE692149C - Receiver with automatic shrinkage control : de en
  • US2203894A - Marking of aircraft landing areas : en
  • CH210136A - Therapeutic vibration device. : de en
  • FR856327A - Improvements made to the constitution of stereotypical clichés : en fr
  • GB522175A - Improvements in or relating to objective shutters for photographic cameras : en
  • US2203954A - Rock drill : en
  • US2204322A - Straight knitting machine : en
  • US2204024A - Crushing and grinding machine : en
  • US2204524A - Fluid discharge device : en
  • FR856363A - Process for making homogeneous mixtures from two or more different substances : en fr
  • GB522270A - Improvements in and relating to weighing devices : en
  • GB522112A - Improvements in or relating to implements or appliances for gathering or collecting hay or the like : en
  • CH210113A - Bending machine for concrete rebar. : de en
  • US2204525A - Signal light : en
  • USD121019S - Design fob a battery servicer : en
  • GB522245A - Method for producing and activating a photo-electric structure : en
  • US2204528A - Circuit breaker : en
  • USD121060S - Design for a dress ensemble : en
  • AT158928B - Magnetic coil for operation with large temperature differences. : de en
  • US2204434A - Rolling mill : en
  • AT158908B - Card file with account cards and finding aids pointing to them and slidably arranged on guide rails. : de en
  • CA389247A - Automatic transmission control : en fr
  • CH210062A - Closing device on flushing nozzles of water drains, especially those of house drainage systems. : de en
  • DE672769C - Process for the continuous treatment of cellulose with alkali : de en
  • ES145505A1 - A procedure to manufacture artificial leather and sole. : en es
  • US2203689A - Recording and control apparatus : en
  • CA389326A - Waterproof construction material : en fr
  • FR856320A - Paving : en fr
  • US2204093A - Mechanical aerator : en
  • AT158895B - Monitoring device for several signals, in particular for the signal lamps of monitoring warning systems. : de en
  • CA389236A - Rod coupling assembly : en fr
  • US2204329A - Dispensing apparatus for storage tanks : en
  • US2203968A - Spigot for wine casks and the like : en
  • US2203779A - Interlocking relay : en
  • US2203937A - Method of punching or cutting impregnated fabrics : en
  • US2203804A - Method of and apparatus for producing crinkled silking : en
  • US2203721A - Crepe yarn and the manufacture thereof : en
  • US2203982A - Cutting apparatus : en
  • CA389234A - Dispensing container : en fr
  • CA389258A - Picture animating apparatus : en fr
  • DE692076C - : de en
  • GB522308A - Improvements in and relating to screw propellers : en
  • GB522329A - Improvements in and relating to rectifier equipment : en
  • US2204174A - Direction finding system : en
  • DE692095C - Control device for induction motors with a contactor connected to the running voltage via a rectifier : de en
  • FR856257A - Method of lighting motor vehicles and other vehicles traveling at night, mainly with a view to their crossing : en fr
  • DK57690C - Device for Saddles for Bicycles and Motorcycles. : da en
  • CH210082A - Method of making collars. : de en
  • DE692224C - Paper guiding device for typewriters : de en
  • ES145445A1 - An apparatus to trace the scratches of the guns. : en es
  • GB522104A - Improvements in or relating to the combustion and clearance spaces of internal combustion engines : en
  • US2204155A - Fluid heat exchange device : en
  • CH210100A - Skis with at least one guide trough. : de en
  • DE692263C - Converter system : de en
  • FR856463A - Advanced automatic switch mainly for telephone or similar systems : en fr
  • US2204431A - Adsorption apparatus and method : en
  • DE692187C - Card : de en
  • ES5480U - Orthopedic device for special epidermal applications. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522125A - Improvements in burners for powdered fuel : en
  • GB522181A - Windmills : en
  • USD121020S - Design for a lighter or the like : en
  • US2203906A - Mechanism fob photographically re : en
  • US2204135A - Chlorination of ketones : en
  • DE692032C - Pantographs for electric traction vehicles : de en
  • GB522275A - Improvements relating to electrical remote-control or signalling systems : en
  • US2203914A - Highway crossing protection apparatus : en
  • US2204129A - Display device : en
  • US2204388A - Photoelectric tube : en
  • US2203718A - Process and apparatus for treating liquids : en
  • US2204355A - Valve seal : en
  • USD121045S - Apparel rack or the like : en
  • DE692019C - Toys based on the model of an internal combustion engine : de en
  • DE692039C - Arrangement for image amplification : de en
  • AT158903B - Tube wall made of fork tubes. : de en
  • CH210059A - System for filtering air using an earth filter. : de en
  • DE692100C - Electric high pressure metal vapor discharge lamp w : de en
  • GB522293A - Colouring matters of the phthalocyanine series : en
  • US2204420A - Alarm system : en
  • FR856434A - Device for printing on traffic maps : en fr
  • ES145425A1 - Improvements in thermostats. : en es
  • GB522297A - Improvements in machines for filling bottles and like vessels with carbonated beverages : en
  • DE692133C - Hub sleeve, especially for bicycles : de en
  • FR856415A - Automatic telephone system : en fr
  • FR856317A - Improvements to lathe benches and, in general, to machine tables : en fr
  • GB522286A - Improvements in hollow tines or prongs for use in piercing and aerating turf or the like : en
  • GB522233A - Improvements in connecting or contact strips for attachment to a supporting base : en
  • ES145352A1 - Improvements in intermediate frequency coils for radio devices. : en es
  • ES145399A1 - A magnesium alloy. : en es
  • CA389276A - High power tube structure : en fr
  • US2203955A - Method and means for applying and attaching metallic end closures to cartons : en
  • US2204030A - Twist drill and like metal-cutting tools : en
  • US2203687A - Apparatus employing polarized light for the production of stereoscopic images : en
  • US2203717A - Power system : en
  • US2203858A - Carburetor : en
  • FR856436A - Undervolted lamp : en fr
  • US2203962A - Iron stand : en
  • US2204132A - Method and mechanism for wrapping cigars : en
  • US2203961A - Gas mixer : en
  • US2204258A - Nibbling machine : en
  • US2204290A - Automatic steering device : en
  • US2204096A - Unitary signal switch : en
  • USD120987S - Design for a textile fabric : en
  • DE692093C - Securing of the head contact screws of clamping rails for electrical lines stored in insulating bases : de en
  • CH210142A - Hair curlers. : de en
  • CA389317A - Paper container making machine : en fr
  • DE673053C - Device for drying strongly shrinking tissue : de en
  • GB522296A - Improvements in or relating to aerodynes : en
  • FR856352A - Internal combustion turbine : en fr
  • DE692081C - Two-part starter knee lever : de en
  • US2204005A - Process of hardening steel wires : en
  • FR856499A - Compensation device for the influence of heating in circuits of electric machines with direct current inductors : en fr
  • US2203688A - Tube testing device : en
  • US2204152A - Collar, cuff, and the like : en
  • DE692237C - Cooling device, especially for the cylinders of internal combustion engines : de en
  • FR856299A - Machine for overturning molds used for the manufacture of hollow bodies by casting : en fr
  • GB522317A - Improvements in or relating to electrode arrangements employed in electron dischargedevices : en
  • US2203844A - Coal stoker : en
  • DE692094C - High-voltage switchgear with branch panel in cell design : de en
  • GB522250A - Improvements relating to hearth curbs : en
  • GB522264A - An improved parcel carrier : en
  • DE692141C - Roller for underground conveyors : de en
  • GB522137A - Improvements in and relating to supply and control arrangements for x-ray tubes and like devices : en
  • GB522229A - Improvements in machines for filling bottles and like vessels with carbonated beverages : en
  • US2203861A - Preparation of aromatic nitriles : en
  • US2203867A - Protective device for electric circuits : en
  • CA389299A - Metal container soldering and coating apparatus : en fr
  • CA389281A - Quartz crystal activity reducing method : en fr
  • US2203715A - Loud-speaker arrangement : en
  • US2204328A - Hatch closure : en
  • ES145411A1 - A ball pen. : en es
  • US2204243A - Paper carriage for accounting machines : en
  • FR856443A - X-ray generating device : en fr
  • GB522147A - Improvements in and relating to electric switches and plug and socket connections : en
  • ES145436A1 - New tube or similar hollow body of fiber cement or similar material, strongly compressed, procedure and installation for its manufacture. : en es
  • ES145451A1 - Improvements in internal combustion engines. : en es
  • US2203701A - Rubber process and product : en
  • AT158896B - Device for damping the rolling motion in vehicles, in particular rail vehicles. : de en
  • CA389335A - Felt-base floor covering : en fr
  • US2204344A - Cutter chain : en
  • AT158886B - Cushioning for bicycles, in particular for motor bicycles. : de en
  • CA389328A - Pressure piping system for beverages : en fr
  • CH210058A - Heat-storing radiators for central heating. : de en
  • US2204332A - Vane type heater : en
  • US2204369A - Cigarette tipping device : en
  • US2204428A - Electron multiplier : en
  • CA389282A - Machine tool electrical control : en fr
  • CH210068A - Bébé sack. : de en
  • AT158905B - System for cleaning oil drums. : de en
  • US2204392A - Hose and pipe coupler : en
  • DE692101C - Relay according to patent 690327 with at least one mercury switching vessel : de en
  • GB522313A - Improvements relating to compression ignition type oil engines : en
  • CH210088A - Distillation plant. : en fr
  • US2203942A - Bumper guard : en
  • US2203846A - Drill : en
  • US2204221A - Process for producing beryllium : en
  • US2204330A - Door check : en
  • US2204380A - Underwear : en
  • US2203941A - Bulldozer mounting : en
  • US2204308A - Gas operated starting mechanism : en
  • US2204237A - Alarm cable and switch : en
  • USD120969S - Combined letter opener and telephone dialer : en
  • USD120982S - Design for a soap dish : en
  • DE692140C - Rocker slide : de en
  • US2203816A - Cigarette and cigar holder attachment : en
  • CH210111A - Waterproof watch box. : en fr
  • CH210134A - Device for generating high DC voltages. : de en
  • US2204266A - Fracture reduction apparatus : en
  • AT158930B - Circuit for influencing the charging voltage of power generators, which are used, among other things, to charge a battery and in which individual additional power consumers are connected at times. : de en
  • CH210106A - Method and anode tape for galvanoplastic duplication of sound bands with mechanical sound writing. : de en
  • CH210109A - Wristwatch. : en fr
  • USD120977S - Design for a finger ring : en
  • US2204345A - Lock : en
  • USD120979S - Design fob a brooch or similar article : en
  • USD121029S - Cabinet for space heaters or the like : en
  • CH210099A - Method and device for the production of printing forms. : de en
  • US2204048A - Valve : en
  • US2203991A - Beverage cooler : en
  • US2204387A - Battery terminal quick action clip : en
  • US2204498A - Casting apparatus : en
  • DE692162C - Process for the production of lenticular screens with a lenticular grid embedded in a transparent mass : de en
  • GB522178A - Improvements in or relating to vehicle brakes : en
  • US2203713A - Earth mover : en
  • US2203928A - Fuse construction : en
  • USD121025S - Design for a dress : en
  • US2203827A - Seine : en
  • US2203860A - Manufacture of melamine and its : en
  • US2204292A - Direction indicating means : en
  • US2204359A - Door latch or catch for cameras and other structures : en
  • AT158858B - Method of carrying out alcoholic fermentation. : de en
  • DE692241C - Device for generating strictly harmonic tones in electric musical instruments : de en
  • DK57691C - Freewheel brake hub driven by an Engine built into a Bicycle's Drive Wheel. : da en
  • US2203832A - Embalming device : en
  • FR856421A - Process for the preparation of ice for preserving food : en fr
  • US2204310A - Valve packing gland : en
  • US2204109A - Vegetable oil refining : en
  • US2204455A - Guard for pneumatic thread extractors : en
  • CA389346A - Oil cracking catalyst : en fr
  • AT158949B - Altitude test bench for aircraft engines. : de en
  • CA389262A - Engine fuel injection system : en fr
  • US2204183A - Earpiece : en
  • ES145333A3 - A procedure for the manufacture of artificial resins. : en es
  • AU110726B2 - Improvements in overstrap supports for roof gutters : en
  • AU110745B2 - Improved process and apparatus forthe manufacture of sectional irons of small cross-sections : en
  • CA389277A - Coating for ferrous alloys : en fr
  • AT158948B - Television recorder. : de en
  • CH210121A - Asymmetrical internal combustion machine with opposed free pistons. : en fr
  • AU110715B2 - Improvements in or relating to television transmitting systems and cathode ray tubes for use therein : en
  • CH210105A - Arrangement for compensating the incorrect angle of a resistor using a compensation capacitor. : de en
  • DE692024C - Method for achieving certain warp thread tensions on tree devices for conical or sectional shearing machines : de en
  • FR856396A - Automatic telephone system : en fr
  • CH210115A - Machine tool, in particular for drilling rocket shell bodies. : en fr
  • ES145312A1 - Improvements in the heating tongs for curling the hair. : en es
  • GB522196A - Improvements in or relating to manufacture of coated paper : en
  • US2203672A - Power driven liquefier : en
  • US2204469A - Ski pole construction : en
  • CH210149A - Coaster brake device on vehicles equipped with cranks. : de en
  • AT158919B - Device for promoting the flushing, loading and overloading quantities of an internal combustion engine. : de en
  • US2204002A - Electric switch : en
  • US2204324A - Wood putty : en
  • US2204379A - Vibrating screen structure : en
  • US2203778A - Method for producing steel : en
  • US2204182A - Appliance for rolling screw threads : en
  • US2203663A - Electrical inverter : en
  • US2204405A - Punching machine : en
  • USD121004S - Design for a game device : en
  • USD121027S - Cabinet for space heaters or the like : en
  • US2203787A - Molding means for making thermoplastic articles : en
  • US2203853A - Protective device for electrical circuits : en
  • GR9053B - LIGHTER FOR EVERY USE AND THE SAME FOR COOKS. : el en
  • US2203683A - Differential mechanism : en
  • US2204113A - Calcium silicate and method of preparing the same : en
  • US2204224A - Process for treating oil wells : en
  • US2204466A - Mixture applicable to tires, footwear or the like to prevent skidding : en
  • US2204495A - Method of forming frozen confections : en
  • USD121032S - Design fob a textile fabric ob similar. article : en
  • US2204430A - Antiglare device for headlights : en
  • DE692221C - : de en
  • GB522325A - Improvements in and relating to inlet supply valves for flushing tanks : en
  • GB522124A - Improvements in or relating to machines for causing relative movement between shoes and lasts : en
  • US2203780A - Tennis table : en
  • US2203738A - Means for severing marginal trimmings as they are cut from sheetmetal strip : en
  • CA389366A - Tire chain : en fr
  • FR856454A - Process and composition for bonding rubber to fibrous materials : en fr
  • AU110728B2 - An infinitely variable torque converter : en
  • AU364339A - Apparatus for marking leather, textile or paper fabrics or other suitable material : en
  • ES145530A1 - Improvements in the manufacture of fluxes for automatic electric welding. : en es
  • FR856312A - Feeding device for internal combustion engines : en fr
  • FR856422A - Gas masks : en fr
  • US2204177A - Cribbage board : en
  • CA389250A - Tube end flaring apparatus : en fr
  • FR856404A - Amplifier device for small variations in gas pressure and its applications : en fr
  • US2203666A - Method and mechanism for continuously forming liquid-impervious plugs in extraction units : en
  • US2204044A - Process and apparatus for sulphur bleaching animal textile fiber : en
  • NL48579C - : en
  • US2203869A - Cellulose etherification process : en
  • US2203925A - Stock regulating apparatus for paper machines : en
  • US2204299A - Repeater circuit breaker : en
  • CA389354A - Muntin bar structure : en fr
  • FR856387A - Cotton fiber production process : en fr
  • GB522262A - Ear-rings : en
  • DE691991C - Process for the preparation of water-soluble monoazo dyes : de en
  • GB522165A - Improvements relating to time base circuits : en
  • GB522231A - Improvements relating to the mounting of screw fans : en
  • GB522349A - Method of making manifolding stationery : en
  • GB522142A - Improvements in the manufacture of thermionic valves : en
  • ES5467U - Guillotine to cut slices of adjustable thickness of cold cuts, cheese, bread, etc. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856345A - Advanced optical system for viewfinders and in particular for viewfinders of cameras : en fr
  • FR856403A - Machine tool for machining raw ingots : en fr
  • FR856340A - Camera and shutter intended in particular for this device : en fr
  • DE692253C - Combustion chamber for protective gas preparation and generation systems for industrial furnaces : de en
  • FR856300A - Remote control system : en fr
  • FR856480A - Elastic disc for polishing machine : en fr
  • GB522200A - Improvements in or relating to bearings for electric motors : en
  • FR856332A - Process for the preparation of heterosides of compounds not belonging to the steroid series, but having the action of hormones of the steroid group : en fr
  • US2204037A - Wrapping and presentation for use of bath salts, soap, and like personal toilet substances : en
  • FR856358A - Tactile indicator for devices using film or photographic film : en fr
  • GB522248A - Improvements relating to the tuning of radio receivers : en
  • GB522333A - Improvements in printing machines : en
  • GB522163A - An improved process and apparatus for production of stereoscopic cinematograph films : en
  • ES145383A1 - Apparatus mounts electric furniture. : en es
  • GB522145A - A door construction, especially adapted for use in air raid shelters : en
  • ES5475U - Articulated doll. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522232A - A new or improved work-holder for holding fluted drills or the like during sharpening : en
  • FR856314A - Gearbox control linkage improvements : en fr
  • FR856384A - Retardant backlash wear compensation device : en fr
  • US2203677A - Adhesive : en
  • US2203708A - Deviation indicator : en
  • US2204378A - Open hole packer : en
  • USD121014S - Design for a lawn mower handle : en
  • CA389315A - Furnace water wall : en fr
  • AU110744B2 - Improvements relating to ticket selling machines for and the like : en
  • GB522265A - Improvements in or relating to gear shifting mechanisms : en
  • FR856472A - Method of manufacturing elastic fabrics : en fr
  • CA389334A - Fender skirt : en fr
  • DE692034C - Liquid-cooled shortwave oscillation circuit : de en
  • DE692044C - Seal for feeding the spinning solution into the hollow shaft of rotary spinning devices for synthetic threads : de en
  • GB522235A - Improvements in corrosion inhibitors : en
  • FR856417A - Process for the manufacture of articles of all kinds, in particular tools, parts of machines, etc., having hard metal covers or inserts : en fr
  • GB522156A - An improved clip for operatively suspending articles in electroplating and like mechanism : en
  • GB522215A - Improvements in or relating to collimating lenses : en
  • US2204285A - Gasoline recovery : en
  • ES145509A1 - An installation for coagulation and sedimentation of water. : en es
  • DE692102C - Electrical capacitor consisting of one or more individual capacitors : de en
  • ES145424A3 - A box and stock for manual firearms, with the corresponding procedure, for the manufacture of those. : en es
  • US2204315A - Electrical route indicator : en
  • ES145343A1 - Automatic rotary machine for filling backpress bottles of gaseous water, in vertical system. : en es
  • FR856448A - Electric oscillators : en fr
  • GB522319A - Improvements in and relating to collapsible or portable huts : en
  • DE691359C - Jumping camera : de en
  • DE692091C - Electric power transmission line : de en
  • ES145510A3 - A procedure for the manufacture of guides for bicycles and motorcycles. : en es
  • DE692183C - Stitch forming machine : de en
  • FR856297A - Equipment for the mass production of hollow bodies by casting : en fr
  • US2204192A - Method of making barium chloride : en
  • FR856282A - Method for the experimental determination of the flow rates and pressures in the branches of a mesh network of pipes or channels : en fr
  • FR856397A - Aircraft floats : en fr
  • DE692134C - Golf clubs : de en
  • US2204268A - Apparatus for folding sheets of fabric and the like : en
  • US2204291A - Optical instrument : en
  • GB522173A - Improvements in or relating to plastic self-hardening compositions : en
  • GB522167A - Improvements in or relating to sliding clasp fasteners : en
  • ES145372A3 - A procedure for the purification and improvement of fats and waxes. : en es
  • GB522179A - Improvements in advertising and display devices with moving effect : en
  • DK57695C - Stamping machine. : da en
  • US2204043A - Cold forging machine : en
  • US2204409A - Circuit breaker : en
  • FR856323A - Apparatus for the automatic transmission of recorded information to calling subscribers of a telephone network : en fr
  • ES145458A1 - A procedure for obtaining superphosphate, enriching its content in phosphoric acid. : en es
  • GB522150A - Improvements in or relating to gramophones or the like : en
  • CA389259A - Humidifier : en fr
  • US2204486A - Surfacing machine abrasive sheet holder : en
  • US2204035A - Vibrator head rest : en
  • US2204472A - Vibrating device : en
  • ES145488A1 - Method for the preparation of lime nitrate in solid form. : en es
  • FR856413A - Device for affixing identification marks to photographs of images produced on illuminated screens, in particular images produced on illuminated screens by roentgen rays : en fr
  • US2204464A - Sash holder mechanism : en
  • US2204357A - Lamellar trisodium phosphate hydrate : en
  • USD121018S - Design for a mill dispensek : en
  • US2204053A - Refrigerator latch : en
  • US2204314A - Liner for molds for linotype machines : en
  • US2204327A - Lighting fixture for railway cars and the like : en
  • US2204367A - Trapped self-draining pitot-static tube : en
  • US2204203A - Application of cosmetics : en
  • US2204460A - Motion transmission system : en
  • DE692272C - Locking or connecting hook for watch bracelets u. like : de en
  • FR856371A - Rubber stopper for flower vases : en fr
  • US2204281A - Generator suspension mechanism : en
  • US2204316A - Electric lamp fixture : en
  • US2204459A - Treatment of liver : en
  • DE687879C - Pressed container for flowers : de en
  • FR856435A - Winder for winding coil bodies in cylindrical layers : en fr
  • ES145427A1 - Improvements introduced in the means of communicating impulses to an assembly, especially to vibration dampers. : en es
  • GR9056B - METHOD OF MANUFACTURE OF METAL BEARS OF HIGH VALUE COT. : el en
  • US2204402A - Dynamo-electric machine : en
  • US2204458A - Jarring tool : en
  • US2204493A - Curtain rod : en
  • USD121037S - Design fob a lace : en
  • AT158913B - Mechanics for letter folder u. Like. Which is tiltably attached to the folder spine in the vicinity of a lid hinge. : de en
  • CA389263A - Gear shifting mechanism : en fr
  • ES145401A1 - Improvements in or related to propeller propulsion of ships. : en es
  • CA389294A - Circuit interrupter : en fr
  • DE692214C - Machine for the production of gears by means of zren : de en
  • US2204088A - Closure device for battery box covers : en
  • USD120995S - Design for a textile fabric : en
  • CA389225A - Railway frog : en fr
  • US2203930A - Petroleum distillation : en
  • US2204078A - Toy : en
  • CA389289A - Electric range heating unit : en fr
  • AT158907B - Process for the production of waterproof footwear. : de en
  • FR856412A - Hydraulic fluid coupling : en fr
  • ES145338A1 - Improvements in the manufacturing process of tablets compressed in various ways. : en es
  • US2204184A - Process for producing acetylene and lime hydrate : en
  • AT158870B - Bandage, especially for compression bandages. : de en
  • FR856372A - Electron emitting cathode : en fr
  • US2204395A - Rail joint : en
  • FR856342A - Detachable viewfinder for cameras : en fr
  • US2203984A - Indicating and measuring instrument : en
  • DE692083C - Vibrating grate for sieving bulk goods with two groups of grate bars that can move against each other : de en
  • ES145222A3 - New grid for multi-zone regenerators, especially blast furnace wind heaters. : en es
  • ES5474U - Desk stand for pocket watches and wristwatches. (Machine-translation by Google Translate, not legally binding) : en es
  • AT158933B - Process for evaporating alloys in a high vacuum. : de en
  • GB522213A - Improved method of and apparatus for treating and disposing of fecal matter and vegetable or like refuse : en
  • ES5459U - Piston, with reinforcement rib, for internal combustión engines. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856333A - Central office telecommunications system : en fr
  • GB522140A - Telephone line tester : en
  • DE692119C - Method and device for the automatic display or regulation of the viscosity or the concentration of liquids or suspensions : de en
  • GB522210A - Process and apparatus for applying adhesives : en
  • US2204025A - Piston expander : en
  • USD120972S - Design for a towel bar bracket : en
  • FR856391A - Improvements to electric heating boxes for the vulcanization of rubber parts : en fr
  • FR856400A - Advanced neoprene composition : en fr
  • ES145215A1 - A procedure for the construction of rakes, especially protective rakes for turbine installations. : en es
  • DE692132C - Three-wheeled motor vehicle : de en
  • CA389228A - Trailer coupling : en fr
  • CH210123A - Injection device on internal combustion engines. : de en
  • FR856336A - Resins based on polyvinyl acetals : en fr
  • US2203681A - Cigarette lighter : en
  • US2204075A - Load bracing device : en
  • CA389240A - Fluid filtering process : en fr
  • FR856258A - Method of coupling the elements constituting a stepped-pinion freewheel : en fr
  • AT158887B - Labyrinth seal for axle bearings of light rail, mine and similar wagons. : de en
  • FR856461A - Automatic machine for spreading binders and gravel for the execution of surface road surfaces : en fr
  • ES145464A1 - A foam collector for large installations of combustion tanks. : en es
  • US2203878A - Electrical testing system : en
  • US2204354A - Garment stretcher and creaser : en
  • USD121007S - Design fob a puzzle : en
  • FR856357A - Gluing machine for material strips : en fr
  • ES145353A1 - A procedure for the easy obtaining of a perfect identity document, not susceptible to falsification or alteration. : en es
  • DE691979C - Overlay attachment for receiving short waves : de en
  • GB522127A - Manufacture of quinhydrone-like derivatives of vat-dyestuffs : en
  • AT158915B - Arrangement of the individual images in multi-image point raster images. : de en
  • CA389297A - Colour photography diffraction apparatus : en fr
  • CH210051A - Lightweight, load-bearing insulating wall. : de en
  • ES5477U - Electric power switch. (Machine-translation by Google Translate, not legally binding) : en es
  • US2204435A - Animated display apparatus : en
  • ES145354A1 - Perfections provided to accumulator batteries. : en es
  • GB522203A - Improvements in and relating to electric motor control systems : en
  • DE692057C - Machine for batch processing of rod-shaped material : de en
  • ES145462A1 - A small mill with cylinders, suitable to be moved by hand or motor. : en es
  • ES145482A1 - An automatic procedure to place the oranges and similar fruits in a position to be marked precisely in their equatorial zone. : en es
  • FR856470A - Method for increasing the longitudinal extensibility of elastic fabrics : en fr
  • ES145223A1 - GRIDDING FOR REGENERATORS, ESPECIALLY FOR AIR AND GASES HEATERS : en es
  • ES145391A1 - Vulcanization mold improvements. : en es
  • GB522148A - Improvements in apparatus for examining eyes for refractive errors : en
  • GB522168A - Improvements in and relating to the manufacture of moulds for casting : en
  • GB522287A - Improvements in and connected with the manufacture of supporting legs for domestic washing boilers and washing machines : en
  • ES145365A3 - A method of manufacturing seamless or dip rubber articles of different thicknesses and degrees of elasticity. : en es
  • GB522261A - Improvements in hydraulic accumulators adapted for use on aircraft : en
  • GB522153A - Improvements in or relating to safety razors : en
  • US2203769A - Pyroxylin wafer for attaching heels and heel-breast flaps : en
  • US2204351A - Method of firing steam generators : en
  • FR856316A - Plaster manufacturing process : en fr
  • FR856453A - Footwear improvements : en fr
  • FR856337A - Advanced Polyvinyl Acetal Resins : en fr
  • GB522237A - Improvements in or relating to reversing valve arrangements for regenerative furnaces : en
  • ES145478A3 - Improvements in the manufacture of part stops for forging machines. : en es
  • NL48781C - : en
  • DE692216C - Process for running in conical wheels with intersecting or intersecting axes and longitudinally curved teeth lying on a limited part of their length by means of several master wheels : de en
  • DE692185C - Device for connecting flat, resilient wire bands : de en
  • FR856313A - Devices intended to attract and destroy insects and in particular winged insects : en fr
  • US2204289A - Extractor mechanism for firearms : en
  • DE692046C - Device for deboning of pre-cooked hemp, nettle and. like. fiber stalks : de en
  • GB522294A - Improvements in or relating to apparatus for separating magnetic particles from fluids : en
  • DE692021C - Parlor game with revolving vehicles driven by electric motors : de en
  • US2204523A - Plate registering machine : en
  • DK57692C - Lock with a trap also serving as a laser rig. : da en
  • GB522214A - Improvements in and relating to the surface treatment of aluminium and aluminium alloys and the aftertreatment of anodic films thereon : en
  • AT158885B - Flapless welded rail joint connection. : de en
  • ES5447U - Apparatus of apparently walking figures. (Machine-translation by Google Translate, not legally binding) : en es
  • US2204406A - Directional antenna : en
  • AT158879B - Ear-shaped traveler for ring spinning and ring twisting machines. : de en
  • DE692110C - Heat regulator with expansion fluid, which acts in an electrically heated hot water drain tank with a cold water tank arranged above it on a cold water inlet valve located between the two : de en
  • US2204059A - Process for crystallizing organic explosive compounds : en
  • US2204338A - Safety device : en
  • US2204480A - Feed trough for grading machines : en
  • US2203783A - Camera traversing apparatus for photographing nearby large object surfaces : en
  • US2204520A - Leather finishing : en
  • US2203814A - Air control system for vehicles : en
  • FR856424A - Improvements in the attachment of accessory elements to rods, tubes, rollers and the like : en fr
  • US2204085A - Cartridge : en
  • AU110722B2 - Improvements in or relating to high frequency amplifier arrangements : en
  • CA389306A - Electric welding method : en fr
  • FR856252A - Lubricant compressor, especially for thick greases : en fr
  • DE692022C - Press deformation of ceramic, malleable masses : de en
  • FR856263A - Torpedo boat battle cruiser : en fr
  • US2203992A - Gauging and marking instrument for drawer pulls and door handles : en
  • US2204296A - Scavenging of the cylinders of twostroke internal combustion engines : en
  • GB522195A - Cathode ray tube, more particularly for projection purposes : en
  • US2203743A - Machine tool transmission and control : en
  • CH210089A - Process for the preparation of olefin oxides. : en fr
  • US2204365A - Lifting platform : en
  • US2204532A - Process control : en
  • US2203885A - Liner for internal combustion engines : en
  • US2204442A - Warp beam : en
  • US2204227A - Paper cutter : en
  • DE691970C - Process for the preparation of alkoxylated derivatives of nitrogen bases : de en
  • ES5455U - Armazºm or frame of curved wood, composed of several staves curved and superposed and glued or plated, applicable to the seats of chairs and other furniture. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856310A - Method and device for color copying on smooth films : en fr
  • GB522335A - Improvements in and relating to machines for sealing preserving cans and the like : en
  • CA389251A - Door latch : en fr
  • US2203742A - Current deflector : en
  • US2203803A - Broaching machine : en
  • DE692030C - Folding machine : de en
  • DE692015C - Spun concrete body : de en
  • US2203756A - Telephone system : en
  • CH210069A - Drawer slide. : de en
  • GB522288A - Improvements in and relating to means for damping the oscillations of crankshafts : en
  • AT158891B - Ball bearings for field and industrial rail vehicles. : de en
  • US2204158A - Percolator strainer basket for coffeepots : en
  • AT158937B - Process for the preparation of androstandione (3.17) and its stereoisomers. : de en
  • ES145506A1 - A process for making hardenable artificial resins. : en es
  • US2204036A - Baffle for furnaces : en
  • USD121021S - Design for a lighter or the like : en
  • FR856459A - Advanced twin pump : en fr
  • CA389260A - Packaging machine : en fr
  • US2204481A - Thermal operated circuit controlling device : en
  • DE692166C - Roller skate : de en
  • CA389344A - Flying or motor boat hull : en fr
  • CH210108A - Bearing for the upper pivot of the balance shaft. : en fr
  • DE692068C - Weft elastic thin fabric for shaping garments, such as corsets u. like : de en
  • US2204034A - Automobile loading frame : en
  • US2204437A - Engine starting mechanism : en
  • GB522257A - Improvements in or relating to brush holders for electrical machinery : en
  • DE692085C - Process for the production of artificial leather as well as of smooth or shaped covering and covering materials : de en
  • FR856326A - Split coupling sleeve for cardan shaft : en fr
  • FR856256A - Electro-magnetic and similar wave direction indicating devices : en fr
  • FR856493A - Hub dynamo for bicycle lighting : en fr
  • FR856330A - Production process of pure iron powder : en fr
  • USD121034S - Textile fabric or similar article : en
  • CA389268A - Radio remote control apparatus : en fr
  • CH210135A - Arrangement for the regulation of several parallel working, grid-controlled rectifiers or rectifier groups. : de en
  • AU110736B2 - Directional aerial arrays : en
  • AT158873B - Process for the production of neutral and bleached soaps with the addition of boric acid. : de en
  • GB522273A - Improvements relating to telephone systems : en
  • DE692172C - Process for obtaining sterilized or sterilizing oils, fats, etc. like : de en
  • DE692223C - en spindle : de en
  • FR856354A - Photographic copying device : en fr
  • DE691993C - Device for hardening glass : de en
  • DE692251C - Absorption solution for the operation of absorption refrigeration machines : de en
  • US2204009A - Insecticidal agent : en
  • CH210114A - Stamping and cutting press for manufacturing sheet metal parts. : de en
  • NL48796C - : en
  • US2204408A - Connector plug : en
  • AT158940B - Method and device for the production of a homogeneous, fine-fiber material in wet or dry state from masses containing fiber materials. : de en
  • CA389238A - Spring arrangement for soil machine tools : en fr
  • US2203946A - Heat-treating wire : en
  • CA389274A - Electric power control system : en fr
  • CH210137A - Process for the preparation of a condensation product. : de en
  • CA389265A - Steam boiler : en fr
  • CH210053A - Metal door. : en fr
  • GB522281A - Improvements in barricades : en
  • CA389280A - Hot cathode tube with metal envelopes : en fr
  • US2203753A - Sash drain : en
  • US2204086A - Radio frequency winding with iron core : en
  • CH210145A - Covering provided with luminous material to identify objects of any kind, rooms, etc. in the dark. : de en
  • DE692257C - Control arrangement, especially for power generators : de en
  • NL48708C - : en
  • US2203875A - Loud-speaker : en
  • USD120999S - Design for a removable bottle closure : en
  • CH210103A - Loop mount for firearms. : de en
  • GB522172A - Improvements in or relating to plastic self-hardening compositions : en
  • NL48750C - : en
  • DE692077C - Process for the saponification of natural, neutral fats and oils or mixtures containing them as a significant component : de en
  • GB522122A - Improved lubricants and their manufacture : en
  • GB522336A - Central heating radiator : en
  • US2204070A - Steering device : en
  • USD121059S - Design for a necklace or the like : en
  • US2204146A - Shaving implement : en
  • US2204235A - Anti-thumb-sucking device : en
  • US2204139A - Elastic fluid power plant : en
  • US2204167A - Solvent for high molecular weight polymers of iso-olefins : en
  • US2204264A - Toy structure : en
  • DE692071C - Revolving doors for vehicles, in particular for rail vehicles : de en
  • US2203812A - Pan lifter : en
  • US2203916A - Railway traffic controlling apparatus : en
  • US2204128A - Suction nozzle : en
  • US2203734A - Electron lens : en
  • DK57676C - Procedure for the Production of Superphosphate. : da en
  • DE692158C - Hand knitting needle with a rigid shaft : de en
  • DE692232C - Method for improving casein fibers : de en
  • CH210048A - Impeller arrangement on potato diggers. : de en
  • AT158945B - Arrangement for setting electron tube amplifiers or the like. : de en
  • DE692136C - Vehicle toy with a device for changing direction : de en
  • DK57688C - Rack for Exhibition of Rugs. : da en
  • US2203698A - Coke oven charging-hole closure construction : en
  • US2203773A - Formaldehyde-urea molding composition : en
  • US2204008A - Manufacture of coumarin : en
  • AU422739A - Improvement in photographic developers for colour photography : en
  • CA389352A - Wiper blade mounting : en fr
  • AU244439A - Method and means for guiding craft : en
  • AU110739B2 - Apparatus for marking leather, textile or paper fabrics or other suitable material : en
  • NL48532C - : en
  • US2203733A - Feeder and catcher table mechanism : en
  • US2203777A - Combination accelerator and brake control for vehicles : en
  • US2204200A - Fountain cleaning device : en
  • US2204222A - Board for drop hammers : en
  • AT158910B - Separation card for relay cards or the like. : de en
  • DE692053C - Strap buckle with swiveling pin with side shoulders : de en
  • US2203960A - Ash receptacle : en
  • US2204436A - Commutation system : en
  • US2204238A - Picture telegraph apparatus : en
  • US2203807A - Radio beam system : en
  • US2203862A - Clutch : en
  • US2204259A - Spinal adjustment device : en
  • CA389270A - Phase shifting circuit : en fr
  • DE692075C - Electric hand lamp : de en
  • ES145278A1 - A perfection in the engines of explosion. : en es
  • US2203792A - Shoe tree : en
  • US2204215A - Manufacture of motor fuel : en
  • DE691987C - Pendulum inverter with torsion spring : de en
  • DE692152C - Insulating cable clamp : de en
  • CA389269A - Coiled filament wire severing apparatus : en fr
  • CA389345A - Valve : en fr
  • CH210052A - Wallcovering and method of making the same. : de en
  • CH210120A - Hoist winch. : de en
  • ES145379A1 - AN APPARATUS FOR SEALING BOXES AND BAGS OF ALL KINDS WITH METAL TAPE : en es
  • CH210116A - Method of hardening files. : de en
  • US2204533A - Constructional material : en
  • DE692159C - Process for the production of blockboard from waste wood : de en
  • NL48664C - : en
  • US2203828A - Pump : en
  • US2204046A - Pen lifting attachment for recording meters : en
  • US2204287A - Axle housing : en
  • US2203746A - Radio frequency distribution system : en
  • US2203770A - Refractory and method of making it : en
  • US2204169A - Turbine for the expansion of gas to produce refrigeration : en
  • FR856351A - photographic emulsions : en fr
  • GB522110A - Improved method of and apparatus for treating more or less finely divided material, in particular, flour-mill stocks such as the semolinas : en
  • DE691997C - Dismountable spring mattress : de en
  • US2204488A - Photographic camera : en
  • US2204536A - Folding umbrella : en
  • US2204196A - Method and apparatus for determining the nature of borehole fluids : en
  • US2203704A - Chemical method of etherifying dextran : en
  • US2203809A - Manufacture of portland cement : en
  • US2204307A - Umbrella marker : en
  • AT158904B - Swiveling roasting tube burner for gas stoves. : de en
  • US2204057A - Pulverizing mill : en
  • US2204301A - Elastic force and equipoising mechanism : en
  • US2204538A - Sulphurized oil : en
  • USD121017S - Design for a distillation testing apparatus : en
  • US2204381A - Broiler construction : en
  • CA389342A - Scaffold jack : en fr
  • US2204160A - Heel brace : en
  • NL48559C - : en
  • US2204164A - Ice hatch for refrigerator cars : en
  • AT158890B - Automatic locking device for dump trucks. : de en
  • AT158922B - Cooling device connected to stove. : de en
  • CH210066A - Clothes rack. : de en
  • US2204294A - Exhaust pipe : en
  • US2203868A - Apparatus for making wrought metal t's : en
  • DE692178C - Fermentation of milk : de en
  • ES145404A1 - Activation oven : en es
  • FR856361A - Portable device for the detection of combat gases : en fr
  • US2204439A - Mechanism for machine finished matching or edge jointing lumber for stock of nonuniform width : en
  • AT158935B - Trigger for actuating the flash light etc. Like. And the device lock. : de en
  • CH210151A - Driver's brake valve with pressure regulator for automatic compressed air passenger and freight train brakes. : de en
  • US2204514A - Transmission : en
  • CH210061A - Drainage system in the floor of rooms. : de en
  • CA389271A - Fluorescent material : en fr
  • USD121028S - Cabinet for space heaters or the like : en
  • USD121035S - Design for a textile fabric or similar article : en
  • DE692250C - Method and device for treating, in particular sizing, textile yarns : de en
  • US2204518A - Spool winding means for cameras : en
  • US2203988A - Railway crossing signal : en
  • CH210091A - Process for the preparation of phthalimide-4-sulfonamide. : de en
  • US2203866A - Treatment of latex : en
  • US2204280A - Roller skate : en
  • AT158898B - Pulverized coal firing. : de en
  • AT158934B - Method and device for producing a ribbon-shaped intermediate spinning product from artificial threads. : de en
  • US2203830A - Key case : en
  • DE692197C - Arrangement for converting a light image into an electron image using short electron lenses : de en
  • DK57680C - Case, Box or Bag for Perfumes, Cosmetic Articles or similar Preparations. : da en
  • US2203684A - Valve : en
  • US2203728A - Polisher : en
  • US2203847A - Dispensing mechanism for vending machines : en
  • US2204148A - Method of treating sulphur bearing coals : en
  • US2203895A - Method of sintering porous metal objects : en
  • US2204038A - Eraser feeding device : en
  • US2204522A - Operation of steam turbines : en
  • US2203793A - Apparatus for the manufacture of thread or the like : en
  • CA389353A - Muntin bar structure : en fr
  • US2203695A - Reciprocating electric motor : en
  • US2204150A - Musical instrument : en
  • US2203710A - Dispensing apparatus for lubricant and the like : en
  • US2204173A - Melting furnace : en
  • USD121047S - Design for a textile fabric : en
  • DE692164C - Footwear : de en
  • ES145501A1 - A procedure to take advantage of the dust from cement kilns. : en es
  • ES5488U - Apparatus to catch rats. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856298A - Machine for emptying the shells used for the manufacture of hollow bodies by casting : en fr
  • ES5478U - Vehicle in the form of tank or toy armored car, which can be guided and moved by a child from inside it. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856360A - Film processing machine : en fr
  • USD120997S - Cabinet for an amusement apparatus : en
  • USD121024S - Best available cop : en
  • ES145447A1 - Procedure for the manufacture of a refresher. : en es
  • AU110753B2 - Improvements in trailer harrows : en
  • USD121009S - Design for a molding press : en
  • DE692108C - Device for fixing electrodes in cathode ray tubes : de en
  • US2203924A - Closure for paper bags : en
  • FR856309A - Process for the preparation and isolation of complex salts from 2-3-diketo-1-gulonic acid : en fr
  • GB522279A - Improvements in or relating to plant for operating fireless locomotives : en
  • US2203776A - Air filtering apparatus : en
  • US2203989A - Valve device : en
  • FR856394A - Cellulose triacetate precipitation process : en fr
  • FR856393A - Color photographic copying process : en fr
  • USD120991S - Design for a base for a floral basket or similar article : en
  • ES145284A1 - A mechanical device for feeding the carburetors in the explosion engines. : en es
  • US2203913A - Railway track switch operating apparatus : en
  • ES145378A1 - Improvements in furnaces to melt melting and deoxidizing materials for the welding of metals. : en es
  • FR856321A - Volatile product that deodorizes and disinfects stale air and fermented products with which it comes into contact. manufacturing process of said product, its domestic applications, its disinfectant and antiseptic qualities : en fr
  • DE692052C - Method for reading out textile fibers according to their stiffness : de en
  • ES145288A1 - Device for rotating polygonal holes. : en es
  • FR856383A - Extraction process applicable in particular to oils : en fr
  • DE692059C - Aircraft wing : de en
  • GB522334A - Improvements in or relating to catalytic lighters : en
  • US2204194A - Alkylation process : en
  • US2204398A - Tuning indicator system for radio receiving apparatus and the like : en
  • GB522119A - Improvements in hydraulic tele-control transmitters : en
  • FR856377A - Lithium extraction process from its ores : en fr
  • GB522109A - Improvements in or relating to solenoid structures : en
  • US2203754A - Hydraulic operator : en
  • US2204487A - Two way plow : en
  • ES145429A1 - Packing in three loose pieces each one separately in a plane. : en es
  • GB522352A - Improvements in or relating to mechanism for cutting up metallic material : en
  • FR856281A - Valve device for hydraulic braking : en fr
  • FR856468A - New woven or knitted articles made elastic and their manufacturing process : en fr
  • US2204032A - Seed cleaner : en
  • GB522182A - Improvements in pinking machines : en
  • GB522185A - Improvements in and connected with hooks or shackles : en
  • GB522226A - Improvements in or relating to telephone transmitters : en
  • US2203964A - Vacuum cleaner : en
  • GB522162A - A profile trueing device for the grinding wheel of a machine for grinding internal screw threads : en
  • FR856395A - Tunable licking device intended in particular for ultra-short waves : en fr
  • US2204476A - Production of hyposulphites : en
  • USD121006S - Design fob a puzzle : en
  • FR856471A - Rubber treatment process and products obtained : en fr
  • CH210124A - Multi-cylinder, slot-controlled two-stroke internal combustion engine. : de en
  • CA389368A - Circular loom stop-motion : en fr
  • FR856285A - Improvements to flow control devices for materials, in particular fruits, beets, vegetables, etc., entrained in the form of a current : en fr
  • FR856460A - Lighting devices for navigation instruments : en fr
  • ES145373A1 - Procedure for the manufacture of a product based on carob bean flour. : en es
  • GB522303A - Improvements in or relating to tripping devices for electric circuit breakers and switches : en
  • FR856339A - Process for the preparation of combinations of sulfanilamide soluble in water and capable of being injected : en fr
  • DE692005C - Pneumatic original holder for photographic display devices : de en
  • US2203763A - Nondetonating engine : en
  • CH210076A - Web shooter shot carrier. : de en
  • US2203822A - Ribbon : en
  • DK57674C - Line Trimming Mechanism for Matrix Setting and Line Casting Machines. : da en
  • ES145450A1 - Improvements in hydraulic shock absorbers and in similar damping devices operated by differential pressure. : en es
  • DE691884C - Calibration device for the tuning scale of a tunable electrical oscillation circuit : de en
  • US2204444A - Electric razor : en
  • AU149239A - Improvements in or relating to condensation products essentially corresponding to tocopherols : en
  • AU497039A - Improved rubber-like compositions : en
  • DE691976C - he rail vehicles by means of the car axle via detachable couplings : de en
  • DE692254C - Mobile track lifting winch : de en
  • NL48611C - : en
  • US2204099A - Dusting apparatus : en
  • GB522121A - Improvements in or relating to saw blades : en
  • US2203712A - Radio transmitting system : en
  • US2204452A - Stopcock : en
  • US2204527A - Carburetor step-up control : en
  • USD121056S - Design fob a blouse : en
  • US2204208A - Latch for automotive vehicle doors : en
  • CA389313A - Glass wool making apparatus : en fr
  • GB522146A - Improvements relating to lawn mowers : en
  • GB522192A - Feed table for cold rolling mills : en
  • US2203917A - Sealing-in machine : en
  • US2203723A - Tuning dial : en
  • US2203788A - Knife sharpening device : en
  • NL48572C - Method for depilating hides and skins : en nl
  • USD121055S - Design for a dress : en
  • DE692267C - Time switch for electrical spot welding machines : de en
  • DK57685C - Mixer tap. : da en
  • US2204082A - Fishing reel : en
  • USD121044S - Combined hood and jacket or similar article : en
  • DE691985C - Auto switch : de en
  • FR856477A - Distribution device for heat engine or similar applications : en fr
  • FR856266A - Spray gun for painting, varnishing, etc. : en fr
  • US2204421A - Clutch for punch presses : en
  • US2203768A - Antihalation photographic element : en
  • US2203786A - Weighing scale : en
  • US2203819A - Lock : en
  • US2203857A - High frequency signal responsive control system : en
  • DE692000C - Reinforced concrete slab beam or reinforced concrete rib ceiling : de en
  • FR856260A - Drive mechanism for Maltese cross cinema projectors : en fr
  • ES145392A1 - A machine for the automatic manufacture of cork stoppers. : en es
  • DE692130C - Extraction device on wings : de en
  • DE692142C - Power reserve for synchronous clocks : de en
  • FR856481A - Device for balancing wire spoked wheels : en fr
  • FR856328A - Process for preparing heterosides of female sex hormones : en fr
  • FR856348A - Process for the preparation of compounds analogous to glucosides and belonging to the sterinoid series : en fr
  • DE692239C - Methods and devices for generating special sound effects in electrical musical instruments : de en
  • GR9063B - MARBLE POLISHING POWDER AND ITS METHOD. : el en
  • GB522302A - An improved clip for holding a detonator in a blasting charge : en
  • ES145276A1 - Procedure for the manufacture of metaloplastic joints for internal combustion engines. : en es
  • ES145413A1 - A process for the preparation of a preservative, containing tanning material, for fruit and vegetables. : en es
  • DE691988C - Arrangement for influencing an electrical current Dielectric constant of a phosphor : de en
  • US2203824A - Directional instrument : en
  • ES145466A1 - An apparatus producing air foam for fire extinguishing. : en es
  • US2203781A - Control and operating mechanism for unloading washers : en
  • US2204006A - Outlet box closure : en
  • US2204117A - Driving belt : en
  • US2204127A - Distributing mechanism : en
  • DE692020C - Socket wrench for spring drives bent together from a single piece of sheet metal : de en
  • NL48612C - : en
  • US2204159A - Platform shoe and platform for use in the same : en
  • US2203813A - Water motor : en
  • USD120990S - Design fob a lamp : en
  • US2204286A - Ornamental indoor aerial : en
  • ES145385A1 - A procedure to polish the malt grains. : en es
  • GB522099A - Improvements in or relating to toothed gear wheels : en
  • CA389261A - Draft gear : en fr
  • DE692157C - Winder for flat warp knitting machines : de en
  • FR856294A - Flashlight for pocket batteries : en fr
  • FR856410A - Device for sealing the junction of rotating tubular conduits : en fr
  • GR9062B - Piercing missile. : el en
  • US2204063A - Method of producing clean wetground mica : en
  • US2203994A - Spring clip rail fastener : en
  • US2203692A - Engine : en
  • FR856425A - Primer for exploded rivets : en fr
  • GB522164A - Improvements in or relating to milling or other machine tools : en
  • USD121052S - Design for a siphon : en
  • GR9050B - SUBSTANCE TO DETERMINATE THE INSPIRED WHILE SMOKING TOBACCO SMOKING. : el en
  • FR856319A - Method of mixed modulation by variation of amplitude and by phase shift for transmitters of t. s. f. : en fr
  • GB522299A - Improvements in and relating to fire-lighters : en
  • GR9051B - INVESTED COOKINGS FROM ALUMINUM UTENSILS. : el en
  • AU110733B2 - Improvements in or relating to condensation products essentially corresponding to tocopherols : en
  • US2203987A - Corner piece for frames : en
  • US2204244A - Power gang lawn mower : en
  • US2204293A - Lawn mower sharpener : en
  • USRE21481E - Attachment for mowing machines : en
  • FR856279A - Process for coating, priming or sizing textile materials with drying materials : en fr
  • US2204483A - Full view rifle front sight : en
  • USD121046S - Design for a display carton : en
  • US2203890A - Automatic slack adjuster for vehicle brakes, especially railway car brakes : en
  • US2203949A - Steering column lock : en
  • US2204537A - Surface broach : en
  • ES145364A3 - Process for manufacturing hollow rubber articles and especially pears. : en es
  • GB522141A - Improvements in and relating to electric snap-action switches : en
  • US2204396A - Magnetic clamp : en
  • US2203699A - Fibrous acetone soluble cellulose acetate of 58-60% acetyl content : en
  • US2204298A - Fuse cutout : en
  • DE692192C - Daempf iron : de en
  • FR856296A - Central heating process and installation : en fr
  • FR856431A - Automatic device for setting addresses : en fr
  • US2203981A - Hitch connection : en
  • USD120975S - Design for a finger ring : en
  • DE692006C - Additional device for a beam splitting camera for the production of color extracts according to natural colored transparencies : de en
  • FR856381A - Secondary electron multiplier for high output currents : en fr
  • DE692144C - Mechanical ejection device for printed envelopes, sheets or the like on address printing machines : de en
  • DE692205C - Molding box : de en
  • DE692218C - Thread feeding device for multi-needle frame embroidery machines : de en
  • US2203951A - Sharpening device : en
  • US2203983A - Composition for sound recording disks : en
  • US2204242A - Adjustable paper stop for accounting machines : en
  • US2203736A - Tuning control for radio receivers : en
  • US2203952A - Hydraulic lash adjuster : en
  • US2204102A - Automatic car stop : en
  • US2204275A - Surgical instrument and method of using the same : en
  • US2204052A - Directive signaling : en
  • US2204172A - Method of producing chlorine : en
  • USD121033S - Textile fabric or similar article : en
  • US2203771A - Planter box : en
  • US2204098A - Mounting for cards, photographs, and the like : en
  • US2204211A - Device for hanging trip line corner blocks : en
  • US2203691A - Control device : en
  • US2204202A - Cosmetic applicator : en
  • US2204416A - Animal toilet : en
  • CA389373A - Clutch mechanism : en fr
  • US2203775A - Breast flap molding machine : en
  • DE692204C - irk machines : de en
  • DE692260C - Fuse cartridge with an annular groove on the face of the cartridge body : de en
  • DE692135C - Device for moving vehicle models, vehicle toys or the like on a closed road system : de en
  • FR856465A - Improvement with cement and asbestos-based mixtures used as plasters, coatings or walls : en fr
  • GB522328A - Improvements in machines for washing floors : en
  • DE692207C - Hollow stone beams for hollow stone ceilings with hollow stone beams laid between steel profile girders : de en
  • ES145421A3 - New procedure for manufacturing injection syringes. : en es
  • GB522306A - Improvements in or relating to cam mechanism for effecting reciprocating motion : en
  • FR856307A - Variable sensitivity balance selector : en fr
  • FR856444A - Complementary processing method for color photographic images : en fr
  • AT158857B - Process for the production of dihydrofollicle hormone. : de en
  • CA389341A - Amplifier circuit : en fr
  • DK57686C - Pneumatic bypass device for impact mills or similar mills. : da en
  • ES145467A1 - Improvements in the manufacture of quick opening and closing valves. : en es
  • ES145340A3 - Manufacturing procedure of frames for glasses or spectacles. : en es
  • US2204066A - Preservation of fibrous cellulosic material : en
  • DE692147C - Circuit arrangement for the detection of annoying subscribers in telephone systems with dialer operation : de en
  • US2203759A - Pump valve with gas chamber in cage : en
  • CA389232A - Bath and coating method for magnesium and alloys : en fr
  • US2204193A - Reclaiming catalysts : en
  • USD121051S - Design for a textile fabric : en
  • DE692089C - Disk-shaped copy device with clamping rails : de en
  • CA389243A - Liquid container : en fr
  • CH210045A - Ground milling tool. : de en
  • US2204333A - Mowing machine : en
  • US2204210A - Preparation of secondary alkyl sulphonic acids : en
  • US2204323A - Sulphation of higher alcohols : en
  • US2204440A - Valve : en
  • FR856458A - Method of coupling connecting rods to the crankshaft of an engine : en fr
  • AT158855B - Power operated hand hammer. : de en
  • GB522154A - Improvements in or relating to power operated implements for screwing-up or unscrewing nuts, screws and the like : en
  • DE692078C - Gas generating system for feeding a vehicle engine : de en
  • GB522341A - Improvements in or relating to water-cooled cylinder heads of internal combustion engines : en
  • ES145400A1 - A procedure for the production of solutions for electrolytic uses. : en es
  • US2203747A - Laminated disk drill bit : en
  • GR9059B - AUTO POWER ENGINE. : el en
  • FR856462A - Improvements to automatic switches applicable in particular to telephone and similar systems : en fr
  • GB522174A - Improvements in or relating to oscillating mechanical systems for the transmission of power : en
  • GB522113A - Improvements in or relating to pistons, for internal combustion engines : en
  • DE692258C - Eddy current regulating device : de en
  • US2203766A - Measuring instrument : en
  • US2203947A - Fur trimming plate and composite fur : en
  • US2204494A - Preparation of derivatives of beta-(phydroxyphenyl)-isopropylamine : en
  • ES145298A3 - Improvement in the manufacture of conductors. : en es
  • US2203745A - Heat actuated clip for holding cigarettes and the like : en
  • AT158943B - Drive for the cart of an oscillating cylinder high-speed press with automatic sheet feed and sheet execution. : de en
  • CA389242A - Clarinet : en fr
  • CA389321A - Television receiving apparatus : en fr
  • US2203849A - Printing plate : en
  • US2204004A - Collar or neckband support : en
  • US2204512A - Tanning material : en
  • DE691978C - Arrangement for interference-free reception in wireless communication technology : de en
  • FR856269A - Aesthetic and fast central heating boiler by forced hot water circulation and its installation devices : en fr
  • FR856419A - Process for manufacturing an unlimited preservative powder for the preparation of beverages : en fr
  • US2204190A - Moistening apparatus for sealing adhesive surfaces and the like : en
  • US2204313A - Identification button : en
  • US2203997A - Molded composition resistor : en
  • US2204245A - Seed planter : en
  • US2203973A - Electrical connector : en
  • US2204257A - Valve : en
  • CA389309A - Cellulosic material : en fr
  • US2203872A - Lifting truck : en
  • DE692139C - special from coal : de en
  • GB522298A - Improvements in machines for filling bottles and like vessels with carbonated beverages : en
  • DE692037C - Device for tension and phase adjustment in reactive consumption meters with an ohmic resistance connected in parallel to the main current winding : de en
  • DE692210C - Pest control : de en
  • GB522338A - Improvements relating to control mechanisms for metal cutting and other machine tools : en
  • AT158906B - Sound film with no background noise. : de en
  • NL48650C - : en
  • US2204064A - Equine encephalomyelitis vaccine : en
  • DE692106C - Process for the airtight union of the metallic bulb and the metallic foot of electrical discharge tubes : de en
  • DE692145C - Circuit arrangement for teleprinting systems with dialer operation, in which the dialing and telegraphing pulses are transmitted by pulses of the same type of current : de en
  • AU110718B2 - Calculating and correcting device for use in association with direction finding systems : en
  • US2204276A - Method and apparatus for forming pulp articles : en
  • US2204348A - Freight car construction : en
  • FR856466A - Method of processing viscose silk fabrics, knits and threads to increase their stretchability : en fr
  • US2204029A - Mixer : en
  • US2204504A - Manufacture of zinc hyposulphite : en
  • GB522305A - Improvements in or relating to the cooling of beer or other beverage : en
  • US2204014A - Retinoscope : en
  • US2204162A - Article forwarding device for wrapping machines : en
  • CA389307A - Carbon tetrachloride production : en fr
  • US2203993A - Garment : en
  • US2204131A - Method of sterilizing liquids and filling containers : en
  • CA389356A - Shoe sewing machine : en fr
  • US2204142A - Gate valve : en
  • US2203811A - Radio apparatus : en
  • CH210055A - Creak-free wooden stairs. : de en
  • CH210078A - Method and device for separating and collecting gases such as carbon disulfide, hydrogen sulfide from synthetic products to be treated such as fiber strands, staple fibers, cellulose films and the like. : de en
  • US2204017A - Filter : en
  • US2204020A - Inverted bell packer for concrete pipe : en
  • CH210148A - Knapsacks, in particular for medical purposes. : de en
  • AT158894B - Warning signal device for railway crossings fed by the network. : de en
  • CA389300A - Ferrous metal desurfacing apparatus : en fr
  • USD121001S - Design fob an air conditioning control : en
  • US2204506A - Electrolytic apparatus : en
  • US2203720A - Apparatus for detecting water intrusion in boreholes : en
  • US2204340A - Releasable floating valve : en
  • GB522249A - Improvements in and relating to variable pitch propellers : en
  • US2203936A - Ironing machine : en
  • CA389355A - Threaded nut : en fr
  • AT158923B - Fine adjustment of the self-induction of high frequency coils. : de en
  • AT158942B - Buckle folding machine with several parallel folders arranged in direct succession. : de en
  • CA389273A - Electric discharge arc lamp : en fr
  • DE692061C - Pipe connection with tapered thread : de en
  • DE691998C - Holding means for the U-shaped clamping bracket of a protector for seats, upholstered seats. like : de en
  • FR856455A - Adhesive composition for bonding rubber to metal : en fr
  • CH210075A - Protection device against airborne dust or the like on wide label machines. : de en
  • AU250939A - Directional aerial arrays : en
  • CA389253A - Fountain pen filling device : en fr
  • US2203815A - Filter pack and method of and apparatus for making same : en
  • US2203900A - Apparatus for sealing cartons : en
  • US2204219A - Cigar banding machine : en
  • US2204461A - Washing machine : en
  • DK57682C - Apparatus for removing coffee dust from the inside of coffee containers on shop or storage coffee grinders. : da en
  • US2204176A - Dispensing container : en
  • CH210072A - Winding process with a winding machine with several winding spindles on a common rotating body. : de en
  • FR856450A - Artificial foot : en fr
  • GB522102A - A method of and apparatus for the manufacture of metal tubing : en
  • AT158860B - Process for the manufacture of mirrors and headlight mirrors manufactured thereafter. : de en
  • AT158901B - Replaceable burner. : de en
  • CH210144A - Link chain for signaling. : de en
  • NL48595C - : en
  • US2204331A - Door check : en
  • US2203668A - Oil filter : en
  • US2203871A - Radio traffic control : en
  • US2203934A - Ventilating window for motor vehicles : en
  • CH210071A - A process for the manufacture of relatively high tenacity filaments from viscose. : en fr
  • US2203797A - Storage battery : en
  • US2204185A - Gang hook boot : en
  • US2204213A - Stimulation of plant growth by the : en
  • US2204118A - Merchandising package : en
  • US2204534A - Seal for sand filter cleaning mechanism : en
  • US2204269A - Battery terminal clamp : en
  • US2204429A - Antiglare device for headlights : en
  • FR856275A - Gas purifier filter : en fr
  • US2204404A - Aircraft construction : en
  • US2204040A - Nut cracker : en
  • GB522208A - Improvements in or relating to upholstering furniture : en
  • US2203751A - Method of and apparatus for drawing wire : en
  • USD121031S - Best available copy : en
  • GB522240A - Process for printing textile materials : en
  • FR856498A - Method and device for extracting sludge from boilers : en fr
  • GB522105A - A new system for locating and operating the packings in the straight way valves : en
  • ES145497A1 - Improvements in the fixation devices for scaffolding. : en es
  • GB522256A - Improvements relating to wing-nuts and wing-headed bolts : en
  • FR856356A - Color photography : en fr
  • FR856497A - Flow regulator drawer for heavy liquid fuels : en fr
  • US2203694A - Separable fastener element and the method of making the same : en
  • DE692112C - Crane bridge : de en
  • AU110730B2 - Tubular resilient gripping devices : en
  • CA389304A - Metal shape cutting machine : en fr
  • DE691990C - Electric spot welding device : de en
  • DE692029C - laundry detergent : de en
  • CA389316A - Paper container : en fr
  • US2203661A - Book holder : en
  • AT158883B - Structure for film structures, lighting bridges or the like. : de en
  • AT158929B - Storage of rotating magnet armatures. : de en
  • CA389350A - Automobile door latch : en fr
  • CH210150A - A flexible corridor connection device between coupled vehicles, applicable in particular to railway vehicles and the like. : en fr
  • ES145524A1 - Procedure for joining, by means of electric arc welding, construction parts that form an angle with each other, especially right angle. : en es
  • CA389264A - Gear shifting mechanism : en fr
  • US2204068A - Internal-combustion engine of the fuel-injection compression-ignition type : en
  • US2204069A - Metal trap for hammer mills : en
  • US2203724A - Engine starter : en
  • US2203915A - Ice tray : en
  • US2203975A - Steam locomotive engine : en
  • US2204175A - Antenna system : en
  • AU240539A - Improvements in measuring and ejecting device for multiple dose syringes or fluid measuring pistons : en
  • DE692073C - Circuit arrangement for telephone private branch exchanges with a switchboard located on the exchange line : de en
  • DK57694C - Traffic light. : da en
  • GR9049B - METHOD OF PREPARATION OF LIMITED OR PEAT CARBON SUBSTITUTE. : el en
  • US2204252A - Secondary electron emitter and method of making it : en
  • US2204084A - Jockey pulley : en
  • US2204426A - Papermaking machine : en
  • USD121049S - Design fob a plate or similar article : en
  • US2204356A - Grille : en
  • CA389340A - Electrical control apparatus : en fr
  • CA389267A - Tubular structure coating apparatus : en fr
  • US2204133A - Ticket delivering and recording : en
  • AU110714B2 - Improvements in measuring and ejecting device for multiple dose syringes or fluid measuring pistons : en
  • CA389226A - Crease producing device in garment fabrics : en fr
  • US2204022A - Inclined wharf for coke oven batteries : en
  • USD120970S - Design for a clip or similar article : en
  • US2204283A - Tool steel : en
  • US2203859A - High pressure membrane : en
  • US2204061A - Modulator circuit : en
  • DE692244C - Automatic firearm with belt feed : de en
  • US2204399A - Reflecting electric lamp : en
  • US2203899A - Rubber composition and method of preserving rubber : en
  • ES145409A1 - A process for tear-resistant bonding of synthetic rubber-like products with metal, glass, porcelain or similar surfaces. : en es
  • US2204125A - Fishing reel : en
  • AU110721B2 - Arrangements employing electromechanical vibrating devices : en
  • AU110723B2 - Improvements in or relating to electrical inductance devices : en
  • CA389275A - Watthour meter : en fr
  • US2203761A - Baffle for light sensitive control apparatus : en
  • US2204074A - Photographic printing : en
  • US2203931A - Sliding top : en
  • USD121002S - Cleansing film dispenser or similar article : en
  • US2204325A - Centrifugal control : en
  • US2203796A - Method and means of perforating well casing and the like : en
  • US2203891A - Denture demonstrating apparatus : en
  • USD121043S - Textile fabric or similar article : en
  • AT158902B - Slag remover on traveling grates. : de en
  • US2204496A - Confection making apparatus : en
  • CA389322A - Television scanning tube target : en fr
  • CA389327A - Cigar bunch machine safety device : en fr
  • CA389371A - Vaporizing apparatus for carbonaceous materials : en fr
  • DE691992C - Machine for processing fibrous plants : de en
  • CA389241A - Sheet material parting lines forming means : en fr
  • ES145363A1 - A procedure for making holes, eyelets and openings in rubber sheets. : en es
  • NL48718C - : en
  • US2203702A - Method of making ether and ester derivatives of polysaccharides synthesized through bacterial action : en
  • US2204412A - Weld rod : en
  • US2204071A - Pinking shears : en
  • AU148539A - Improvements in trailer harrows : en
  • CA389364A - Rubber hydrochloride film production : en fr
  • FR856355A - Photographic copying and projection device : en fr
  • GB522194A - Tile cutting machine : en
  • GB522243A - Fluid treating systems for instance tubulous steam and other vapour generators : en
  • US2204116A - Safety-lock equipped coupling pin : en
  • US2203909A - Emergency stretcher contrivance for use on ski tours : en
  • US2203732A - Corpse lifting apparatus : en
  • US2203976A - Massaging device : en
  • US2204100A - Sanitary toilet seat : en
  • USD120988S - Design for a fish bait : en
  • US2203935A - Telephone system : en
  • US2203939A - Fluid control system : en
  • US2204306A - Vacuum tube : en
  • USD120989S - Design fob a glass bottle : en
  • DE692001C - Smoke vent for locomotive shed : de en
  • GB522220A - Improvements in artificial leather-like products and their production : en
  • CH210057A - Slow-burning stove. : de en
  • DE692041C - Method and machine for knitting socks with an elastic thread as well as a stocking produced by the method : de en
  • DE692209C - Device for adjusting the leaf springs used to drive gas knife valves : de en
  • DK57677C - Electrical Signaling Cable. : da en
  • CA389252A - Shuttleless loom : en fr
  • DE692194C - Device for measuring the driving pressure of coals in coke oven chambers : de en
  • DE692264C - Converter device with two of its current-converting : de en
  • DE692184C - electrical measuring mechanisms based on a pulse system : de en
  • FR856433A - Improvements to parachute equipment : en fr
  • CA389311A - Glass wool making apparatus : en fr
  • US2203864A - Cigarette maker and holder : en
  • US2204284A - Poultry nest : en
  • AT158924B - Radio receiver with automatic shrinkage control. : de en
  • DE691981C - locking current resonance element : de en
  • DE692273C - Control piston drive for two-stroke engine : de en
  • CA389359A - Gas supply apparatus : en fr
  • US2203884A - Holding or stripping mechanism for shearing machines : en
  • US2204016A - Ventilating and humidifying system : en
  • US2204023A - Parking device and method of operating : en
  • US2204270A - Surge valve for hydraulic presses : en
  • CA389314A - Alloy bushing : en fr
  • US2204134A - Packaging machine : en
  • ES145492A1 - A special procedure for the treatment of rice straw, to obtain pure cellulose and its derivatives. : en es
  • US2204179A - Ultra high frequency signal generator : en
  • USD121057S - Design fob a ribbon fabric : en
  • US2204217A - Electron tube : en
  • CH210095A - Method for molding bodies, in particular for printing purposes, as well as molding produced by this method. : de en
  • US2203678A - Method and apparatus for the continuous wet treatment of webs of textile material : en
  • US2204105A - Brake : en
  • US2204201A - Acid dyestuffs of the indolydiphenyl-methane series : en
  • USD121010S - Design fob a textile fabric : en
  • AU244639A - Improved shielded vacuum-light seal for electron discharge devices : en
  • US2203703A - Ethers of dextran : en
  • US2203996A - Bendable electric lead : en
  • US2204370A - Piston for air guns : en
  • USD121011S - Fire extinguisher or similar article : en
  • AT158946B - Arrangement for setting electron tube amplifiers or the like. : de en
  • US2204449A - Seat cushion : en
  • US2204246A - Lawn edger : en
  • ES145417A1 - IMPROVEMENTS IN THE MANUFACTURE OF CAPS OR CLOSURES FOR TUBES : en es
  • US2204180A - Apparatus for cultivating crystals : en
  • US2204353A - Rule gauge : en
  • US2203971A - Amusement device : en
  • US2204417A - Automatic wrap stripe knitting machine : en
  • AT158944B - Sand spreader for automobiles. : de en
  • CA389290A - Condenser bushing : en fr
  • CA389365A - Railway car door : en fr
  • US2204189A - Apparatus for cutting, folding, and creasing labels : en
  • CH210140A - Process for the preparation of a phenanthridine derivative. : en fr
  • FR856338A - Improvements to devices for adapting sliding doors to motor vehicles and other applications : en fr
  • DE692025C - Roller drill for rotary deep drilling : de en
  • FR856456A - Bench for machine tools : en fr
  • GB522327A - Machine for stripping tobacco leaves : en
  • US2204110A - Motor-seating carriage for portable electric machines : en
  • US2203772A - Formaldehyde-urea molding composition : en
  • US2204234A - Treatment of hydrocarbon oils : en
  • US2203836A - Treatment of motor fuel : en
  • US2203706A - Method of and apparatus for maintaining web alignment : en
  • GB522193A - Detachable bit rock drills : en
  • CH210056A - Flagpole holder. : de en
  • CA389237A - Transporting and dumping vehicle : en fr
  • CA389319A - Yarn or string ball wrap : en fr
  • US2203671A - Airplane automatic pilot : en
  • DE692064C - Lever brake for towed vehicles : de en
  • DE692143C - Cutting machine for paper, cardboard, etc. like : de en
  • GB522166A - Improvements in water turbines : en
  • ES145335A1 - Improvements in moisture saturation devices in ovens for baking bread. : en es
  • FR856488A - Stroke multiplier float for hydraulic systems : en fr
  • GB522255A - Improvements relating to brush-gear of electrical machines : en
  • DE692084C - Chain pulling bench with standing chain and standing chain nuts for pulling pipes, rods, etc. like : de en
  • NL48517C - : en
  • US2204104A - Medicine bottle : en
  • CH210155A - Straightening plate for setting knives mounted on a shaft, in particular planing knives on woodworking machines. : de en
  • FR856418A - Watch strap, and process for its manufacture : en fr
  • FR856329A - Process for the preparation of novel derivatives of compounds of the adrenal cortical hormone series : en fr
  • DE691989C - Process for tuning and testing of selective means, especially of band filters for carrier frequency systems : de en
  • FR856389A - Device for the automatic pivoting of auxiliary rudders, mainly for aircraft : en fr
  • GB522315A - Improvements in or relating to animal traps : en
  • DK57693C - Lock to Cabinet Doors. : da en
  • GB522149A - Improvements in sewing cards : en
  • AT158859B - Steel components that are used at high steam temperatures above 500 ° C and high pressures. : de en
  • ES145309A1 - A continuous process for obtaining tin, starting from minerals or materials that contain it. : en es
  • GB522224A - Improvements in or relating to vehicle brakes : en
  • DE692262C - Process for making soldered connections on electrical fuses between fusible conductors and connection caps : de en
  • ES145323A1 - PROCEDURE FOR OBTAINING A CHEMICAL COMPOUND FOR CHARGING AND DESULFATING ELECTRIC BATTERIES : en es
  • DE691996C - Sofa bed : de en
  • DE692125C - Double steel holder for long turning for lathes : de en
  • ES145529A1 - Semiautomatic device for electric welding. : en es
  • ES145406A1 - A new procedure for the manufacture of frosted glass syringes. : en es
  • FR856255A - Inductance coils or the like : en fr
  • IE15904L - Electric heating device : en
  • FR856264A - Gingival massager : en fr
  • ES5479U - Bushing for bicycles. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856405A - Device for the rescue of personnel from submarines in distress : en fr
  • GB522244A - Improvements in or relating to display stands : en
  • GB522321A - Improvements in and relating to centrifugal friction clutches for a supercharging compressor on an aircraft engine : en
  • GB522348A - Improvements in or relating to electric control device : en
  • ES145455A1 - Installation for the transmission of messages. : en es
  • GB522320A - Improvements in or relating to devices for folding-over the sides of dough sheets : en
  • ES145418A1 - A cinematographic sound system. : en es
  • DE692271C - Screw-on fitting for detachable connection and tight pulling together of furniture parts : de en
  • FR856420A - Rotary machine for intaglio printing using steel or copper shapes : en fr
  • FR856304A - Convertible camping bed with connection system in adjustable relative position of the elements : en fr
  • ES145498A1 - A process for fractional distillation and selective conversion of hydrocarbon oils. : en es
  • FR856476A - Measurement of weak oscillations superimposed on direct currents, in particular at t. s. f. : en fr
  • CA389338A - Calculating machine : en fr
  • ES5470U - An uneva portable folding bed (Machine-translation by Google Translate, not legally binding) : en es
  • GB522234A - Improvements in or relating to the manufacture of olefine oxides : en
  • US2203999A - Concrete road joint : en
  • US2204229A - Azo dyes : en
  • DE692234C - Injection molding machine : de en
  • DE692167C - ash : de en
  • FR856367A - Advanced photographic film : en fr
  • GB522269A - Improvements in or relating to rotary pumps : en
  • FR856273A - Improvements to couplings and transmissions : en fr
  • ES145221A3 - Improvements in or related to heat accumulators. : en es
  • GB522219A - Improvements in machines for subjecting materials to tensile, compression, bending and hardness tests : en
  • ES145310A1 - Gas-tight joint system between an electrode and a ceramic piece. : en es
  • GB522228A - Improvements relating to altitude controls for air-craft engines : en
  • US2204170A - Atomizer burner for liquid fuels : en
  • US2204337A - Clutch : en
  • DE692069C - Chamber furnace for coke and gas production : de en
  • AU479939A - Means for actuating the flush valve of water closets : en
  • AT158856B - Device for the production of screw chambers closed on one side on ribbed plates for iron railway sleepers. : de en
  • US2203752A - Platen and method of manufacturing the same : en
  • DK57683C - Table with folding table top. : da en
  • DE692219C - Device for moistening the adhesive layer of a strip of material : de en
  • FR856482A - Navigation instrument : en fr
  • US2203843A - Multispeed supercharger : en
  • US2204272A - Antigen for determination of tuberculosis and process of making the same : en
  • DE692202C - Electrolytic capacitor with a fuse : de en
  • CA389372A - Railway car door : en fr
  • US2204218A - Reversing car-seat base : en
  • US2204123A - Pattern for castings : en
  • CA389331A - Tactual signal : en fr
  • AT158912B - Suspension filing system for document containers. : de en
  • DE691986C - Explosion-proof bayonet socket : de en
  • DE692088C - Pistons for double-acting piston steam engines : de en
  • FR856283A - Process for duplicating sound recordings engraved on films or discs : en fr
  • FR856446A - Gradual speed change : en fr
  • US2204094A - Lining for garments : en
  • DE691995C - vacuum cleaner : de en
  • DE692012C - of bicycles : de en
  • FR856489A - Improvements to rest chairs and similar : en fr
  • GB522324A - Improvements in or relating to two-part buttons : en
  • DE692161C - Device for regulating and measuring the amount of gases : de en
  • GB522143A - Closure for a paper container and a method of and apparatus for forming the closure : en
  • GB522103A - Improvements in means for the independent suspension of vehicle wheels : en
  • US2203748A - Production of cellulose esters : en
  • US2204137A - Streamlined locomotive : en
  • US2203785A - Illuminated license plate and case therefor : en
  • US2203932A - Aligning and locking means for flooring strips : en
  • US2204220A - Autographic register : en
  • US2204457A - Float system : en
  • DE692174C - : de en
  • DE692072C - Connecting lines in telephone systems with selector operation : de en
  • DE692062C - Steering gears, especially for vehicles of all kinds : de en
  • ES145322A1 - Perfection in the manufacture of bags for permanent waves. : en es
  • AT158851B - Locking device for door and gate leaves. : de en
  • AU221240A - Improvements in electric discharge apparatus using luminescent materials : en
  • ES145394A3 - A box and butt of manual firearms, with the corresponding procedure for the manufacture of those. : en es
  • US2203910A - Apparatus for coloring, printing, and decorating flat surfaces, particularly woven textiles : en
  • GB522186A - Improvements in or relating to coupling and uncoupling means for model or toy railways : en
  • AT158862B - Process for the preparation of copper-containing tetrakisazo dyes. : de en
  • CA389343A - Naphthenic acid refining process : en fr
  • CH210073A - Kötzerspulmaschine. : de en
  • DE692105C - : de en
  • DE692137C - A spring-powered bomb-dropping device : de en
  • DE692195C - Air filter : de en
  • ES145536A1 - A double helical spatula machine, to automatically mix the ice cream. : en es
  • ES145380A2 - AN APPARATUS FOR THE INDIVIDUAL PACKAGING AND SUPPLY OF NARED PRODUCTS : en es
  • ES145444A1 - A device applicable to billiards of all kinds to limit its use to the time corresponding to the amount paid. : en es
  • ES145484A1 - A new procedure to manufacture bleaching earths. : en es
  • FR856291A - Perfected machine for working leathers and skins : en fr
  • FR856335A - Polyvinyl acetal-based resins : en fr
  • DE692035C - Method for generating glide path surfaces of constant inclination for aircraft landing purposes : de en
  • DE692016C - Spun concrete pipe body : de en
  • FR856411A - Process for the production of concretions of aluminum or its alloys : en fr
  • GB522340A - Improvements in radiator grilles for motor vehicles : en
  • GB522107A - Method and means for protecting and reinforcing sheets of printed paper, documents, books and the like : en
  • GB522342A - Improvements in and relating to electric incandescent lamps and the mounting thereof : en
  • GB522318A - Improvements in and connected with electrical switches of the oscillatory contact type : en
  • US2204230A - Azo dyes : en
  • FR856373A - Improvements to inertial actuated devices : en fr
  • ES145358A3 - A pneumatic operating mechanism, for the drive of automobile windshield wipers. : en es
  • US2203690A - Process for the separation of chlorinated compounds from liquids : en
  • US2204411A - Curtain rod device : en
  • US2204477A - Gate : en
  • FR856341A - Process for preparing cellulose esters and products obtained by this process : en fr
  • GB522176A - Improvements in detachable valve cage for tank emergency valves : en
  • GB522211A - Improvements relating to the actuation of switch mechanisms by automatic means such as floats : en
  • GB522223A - Improvements in boiler installations for waste heat recovery : en
  • ES145238A1 - A method for manufacturing construction elements in the form of plates, heated by embedded heating resistors. : en es
  • GB522151A - Improvements in or relating to textile oils : en
  • GB522202A - Improvements in or relating to rotary pump apparatus : en
  • DE691974C - grinding office machines : de en
  • US2204231A - Combination thermostatic switch : en
  • US2204087A - Tandem axle assembly : en
  • CH210084A - Woman's shoe with a tab. : de en
  • US2204136A - Autoilluminant writing implement : en
  • US2204317A - Combustion apparatus : en
  • CA389231A - Ventilating tobacco pipe : en fr
  • CA389296A - Pile fabric : en fr
  • GR9048B - METHOD FOR PREPARATION OF FUEL BY STEAM OF HIGHER QUALITY FROM LIGNITE. : el en
  • DE692109C - Cathode for electrical discharge vessels : de en
  • ES145368A1 - Procedure for obtaining ceramic products resistant to high temperature changes. : en es
  • US2203790A - Measuring apparatus : en
  • AT158918B - Stitch adjusting device for zigzag sewing machines. : de en
  • US2204502A - Revolving garment carrier : en
  • US2204166A - Electric condenser : en
  • US2204418A - Line drop compensator : en
  • CH210129A - Cable winder. : de en
  • CA389257A - Spike puller : en fr
  • US2204511A - Insecticide : en
  • US2203805A - Escapementlike clutch : en
  • US2204250A - Television transmitting tube : en
  • US2204360A - Process for protecting materials of keratin composition : en
  • USD121058S - Directional signal lamp : en
  • FR856262A - Improvements to pallet or spade devices for vehicle wheels : en fr
  • AU110717B2 - Method and means for guiding craft : en
  • US2204011A - Box treating apparatus : en
  • US2204042A - Absorbent cooling system : en
  • US2204515A - Roll for textile machinery : en
  • DE692252C - Process for the production of basic substituted phenolic resins : de en
  • US2203673A - Treating process : en
  • DE692017C - Setting scale, especially for command devices : de en
  • GB522123A - Improved lubricants and their manufacture : en
  • US2203838A - Combustion of fuels : en
  • US2203922A - Line coupling : en
  • US2204254A - Power mower : en
  • US2204028A - Accordion stand : en
  • CA389245A - Venetian blind : en fr
  • US2204263A - Means for manufacturing ornamental corner pieces : en
  • US2204415A - Shock absorber : en
  • US2204212A - Handle and base construction for an electrical appliance : en
  • US2203709A - Limit switch : en
  • US2203731A - Means for regulating and starting thermal power plants : en
  • US2203750A - Measuring system : en
  • CH210154A - Waterproof winding device for watches. : en fr
  • AT158869B - Process for the production of a long-life dry diastatic malt extract. : de en
  • CA389293A - Compact radio tuning device : en fr
  • US2204054A - Remote control device : en
  • US2203676A - No-punch binder : en
  • US2203730A - Method and apparatus for determining the strike and dip of subsurface strata : en
  • US2203722A - Television receiver circuit : en
  • US2203693A - Knitting machine : en
  • US2203714A - Blade holder : en
  • US2203967A - Rotary tool chuck : en
  • US2204334A - Mowing structure : en
  • US2203739A - Flotation reagent : en
  • US2203674A - Mathematical instrument : en
  • US2203760A - Ultra-short-wave transmitting and receiving device : en
  • US2203808A - Sectional casing construction : en
  • US2203741A - Register system for watchmen : en
  • US2203820A - Electrical signal translating apparatus : en
  • FR856267A - Kitchen table with auxiliary legs and extensions that fit inside : en fr
  • FR856469A - Improvements in the manufacture of elastic fabrics : en fr
  • NL48602C - device for avoiding overloading of X-ray tubes : en nl
  • FR856484A - Gas heater : en fr
  • DE692098C - euchte : de en
  • DE692153C - Measurement : de en
  • US2204124A - Fish-cleaning machine : en
  • DE692121C - Internal combustion engine, especially aircraft engine, with charger and pressure injection of the fuel into the charging line : de en
  • US2204120A - Liquid operated motor : en
  • DE692165C - Shoe whose shaft, blade and tongue consist of one piece : de en
  • FR856478A - Instant indicator of relative consumption : en fr
  • AT158854B - Method and device for the production of seals. : de en
  • AT158861B - Use of solders for soldering metal parts of electric vacuum vessels, in particular electric incandescent lamps, discharge lamps and mercury vapor rectifiers and such soldered metal parts. : de en
  • AU109667B2 - Improvements in or relating to directional radio transmitter aerial arrangements : en
  • CH210074A - Kötzerspulmaschine. : de en
  • US2204253A - Liquid level gauge : en
  • CA389308A - Ethylene bromide preparation : en fr
  • CA389332A - High vacuum production : en fr
  • DE692028C - Laundry bag : de en
  • DE692265C - Ignition and operating device for electric discharge lamps with externally heated glow electrodes : de en
  • US2203950A - Sectional spring mattress : en
  • FR856445A - Short time counter for distance measurement by the echo method : en fr
  • DE692104C - High-frequency diode arrangement, in particular for use in rectifier push-pull and bridge circuits : de en
  • AT158900B - Coal dust firing, in particular for steam boilers. : de en
  • CA389325A - Machine gun control system : en fr
  • US2204414A - Container for film rolls : en
  • DE692027C - Device for replacing the fully wound lap carriers with empty ones on winding devices for fiber tapes and fiber tufts, especially on dryers : de en
  • GB522217A - Improvements in the manufacture of vitreous envelopes, for example of cathode-ray tubes, through which leading-in wires pass : en
  • CH210110A - Roskopf watch movement. : en fr
  • AU535938A - Ophthalmic mountings and process of making, assembling and adjusting ophthalmic mountings : en
  • CH210102A - Cocked trigger mechanism with pressure point effect for handguns. : de en
  • US2204346A - Time recorder system : en
  • US2204153A - Machine for decoding symbols : en
  • FR856398A - School furniture : en fr
  • GB522292A - Abrading apparatus : en
  • US2204521A - Power transmission mechanism : en
  • GB522285A - Improvements in and relating to cutlery cases, cabinets and the like : en
  • FR856349A - Device for lifting the top sheet of a stack or of a transport cylinder for feeding a machine working or not following a periodic cycle : en fr
  • IE15985L - Condensation reaction; synthetic resins : en
  • USD120985S - Design for a linked chain or similar article : en
  • ES5449U - Kitchens with additional plates that increase their useful surface. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856265A - Brake lever support handlebar connection : en fr
  • GB522316A - Improvements in or relating to apparatus for separating liquids : en
  • CA389320A - Box stapling machine : en fr
  • CH210131A - Device for synchronizing the speed of machines. : de en
  • US2204187A - Time recorder : en
  • US2204001A - Production of water gas : en
  • FR856353A - Low frequency induction furnace : en fr
  • FR856457A - Motive power productive hydraulic device : en fr
  • GB522222A - Improvements in or relating to racquets for tennis and other games : en
  • ES145233A1 - A security lock : en es
  • ES145395A1 - Waterproof board and its mode of application. : en es
  • GB522198A - Improvements in or relating to switches of the kind used in automatic telephone systems : en
  • GB522344A - Tampon and method of and machine for forming it : en
  • DE692182C - Device for switching a transmission of motorcycles u. like : de en
  • GB522114A - Improvements relating to centrifugal separators : en
  • CH210054A - Cladding panel. : de en
  • FR856402A - Improvements to profile grinding jigs for grinding machines or similar machines : en fr
  • US2203782A - Testing device : en
  • FR856379A - Process for obtaining a mixture of leucine and tyrosine : en fr
  • FR856401A - Ultra-sensitive fuze for non-rifled barrel weapons : en fr
  • GB522277A - Improvements in and relating to the control of electrically driven steel working machines : en
  • ES145315A1 - DEVICE FOR THE PULLING OF DOUBLE EDGES TO RECTILINE CUEILLAGE MACHINES : en es
  • FR856272A - Indicator light for various applications : en fr
  • DE692023C - Process for purifying water and sewage : de en
  • DE692199C - Airspace-insulated, concentric high-frequency cable, especially for higher voltages : de en
  • DE692248C - n), rods or the like. : de en
  • GB522252A - Improvements relating to the manufacture of austenitic ferrous alloy articles : en
  • ES145435A1 - Improvements in the manufacture of elastic washers. : en es
  • DE692208C - Palladium alloy : de en
  • GB522268A - Multiple disc friction clutch : en
  • FR856295A - Development of hair cutting and dry shaving devices : en fr
  • FR856487A - Improvements to hydraulic couplings : en fr
  • GB522111A - An aerostat, particularly for air defence purposes : en
  • ES145237A1 - A device of high voltage current in ignition devices of combustion engines. : en es
  • GB522323A - Improvements in variable speed and motion transmitting mechanism : en
  • GB522280A - Improvements in and relating to the manufacture of bearing shell blanks for composite cast bearings : en
  • FR856427A - Device for transporting cigars or tobacco rolls : en fr
  • GB522212A - Improvements in or relating to methods of or machines for operating on soles for boots or shoes : en
  • US2203686A - Thread-advancing reel : en
  • US2203940A - Spraying machine : en
  • ES145508A3 - A process for the unbreakable bond of rubber or natural or synthetic products of metals, glass, porcelain or the like. : en es
  • GB522221A - Improvements in or relating to bathing costumes : en
  • ES145357A3 - Improvements in a procedure for the manufacture of rayon flakes. : en es
  • CH210117A - Button with fabric cover. : de en
  • CH210156A - Scissors. : de en
  • FR856428A - Improvements to gas protection masks : en fr
  • CA389284A - Magnet wire insulating machinery : en fr
  • CA389278A - Circuit-load compensating means : en fr
  • US2203685A - Cooling and dehumidifying device : en
  • US2203883A - Sulphuric acid esters of alcohol ethers containing a carbocyclic group : en
  • US2203881A - Solidification of sandy soils : en
  • US2204181A - Call transmitter : en
  • ES5489U - Metal clothespin. (Machine-translation by Google Translate, not legally binding) : en es
  • AU249439A - Tubular resilient gripping devices : en
  • ES5493U - Doors, windows, balconies and similar and their corresponding frames (Machine-translation by Google Translate, not legally binding) : en es
  • US2203700A - Preparation of cellulose esters of high acyl value : en
  • US2203806A - Concentric line : en
  • US2204080A - Method for the production of screen negatives : en
  • US2204425A - Vibration indicator : en
  • DE692123C - Method and device for producing thin tin coatings on strips and sheets : de en
  • ES145320A1 - A portable crane system. : en es
  • FR856253A - Electric warning device usable as individual or collective alarm : en fr
  • FR856288A - New trim of toiletries or other : en fr
  • GB522117A - Improvements in water paints : en
  • CA389347A - Hydrocarbon catalyst : en fr
  • US2204095A - Folder : en
  • US2204501A - Method for obtaining pure noble gases : en
  • CH210046A - Tie mower. : de en
  • US2203755A - Telephone system : en
  • DK57673C - Procedure for Converting Dehydroandrosterone to Androsterone. : da en
  • AT158911B - Staple collector for a folder registry. : de en
  • CH210133A - Arrangement for eliminating short circuits caused by air arcs respectively. Earth faults in electrical systems. : de en
  • ES5473U - Coal gas burner, without bunsen. (Machine-translation by Google Translate, not legally binding) : en es
  • AT158881B - Ring spinning machine for the production of sliver yarn. : de en
  • CH210153A - Carbon contact strip for pantographs for electric railways. : de en
  • AT158932B - Support frame for electrodes assigned to one another. : de en
  • CA389244A - Hosiery : en fr
  • AU110719B2 - Improved shielded vacuum-light seal for electron discharge devices : en
  • US2203956A - Apparatus for reducing tubular blanks : en
  • DE692013C - Process for the manufacture of footwear without an insole : de en
  • FR856485A - Guarantee cap : en fr
  • DE692230C - Automatic circuit breaker for power distribution systems : de en
  • US2203729A - Method and apparatus for use in determining the geologic nature and characteristics of a formation traversed by a borehole : en
  • US2204051A - Immersion burner : en
  • US2203735A - Hand tractor : en
  • US2203986A - Automobile radio antenna : en
  • US2204091A - Inside pipe cutter : en
  • DE692188C - Conditioning device for textile fibers and fabrics : de en
  • FR856423A - Double salts of water-soluble derivatives of azo dyes insoluble in this medium and method of preparing these salts : en fr
  • US2203856A - Door construction : en
  • AU110727B2 - Improved detachable garden, verandah or deck chair : en
  • US2204163A - Car ladder : en
  • US2203667A - Recording instrument : en
  • US2204039A - Treatment of grain, especially wheat : en
  • CH210141A - Process for the preparation of the acidic disuccinic acid ester of 2-methyl-1,4-dioxynaphthalene. : de en
  • US2203974A - Pump : en
  • US2203980A - Continuous mixing of viscous materials : en
  • CH210079A - Device for multi-colored printing on fabrics. : de en
  • US2203794A - Formaldehyde-urea molding compositions : en
  • GB522159A - Improvements in closures for collapsible tubes : en
  • US2203945A - Radio antenna : en
  • DE692181C - Folding top for motor vehicles : de en
  • US2203888A - Electrical relay : en
  • US2204236A - Conveyer mechanism : en
  • US2203737A - Picture frame : en
  • US2203920A - Motor overload protection system : en
  • US2204312A - Vaporizer : en
  • US2203985A - Radio antenna : en
  • DE692171C - Process for the production of grilles for electric discharge tubes : de en
  • AT158880B - Jaw crusher. : de en
  • ES145204A1 - A bottle with non-refillable device. : en es
  • AU110754B2 - Improvements in or relating to electrical adaptors or the like embodying earthing contacts : en
  • CA389295A - Circuit interrupter : en fr
  • DE692201C - Arrangement for increasing the magnetic pull in electric motors with a brake that is lifted from the axial magnetic pull of the rotor : de en
  • US2204188A - Polymethine dyes : en
  • US2204410A - Shoe with a device for preventing and treating flat-footedness : en
  • DK57687C - Sack of Paper or similar Material. : da en
  • US2204303A - Tool : en
  • US2203818A - Azo dyestuffs : en
  • US2204145A - Rotary kiln : en
  • DE692146C - Device to compensate for the pressure conditions of elastically clamped membranes : de en
  • DK57678C - Electric Discharge Tube or Bulb. : da en
  • FR856475A - Improvements to steam generators : en fr
  • CA389336A - Cutter blade making apparatus : en fr
  • CH210139A - Process for the production of the active ingredient from hydrogenation products of tachysterine. : de en
  • US2204531A - Safety control for vulcanizer presses : en
  • AT158872B - Process for the production of 5.5-disubstituted or 1.5.5-trisubstituted barbituric acids. : de en
  • CH210146A - Writing and number board with interchangeable letters and numbers. : de en
  • CH210064A - Electric furnace for the manufacture of glass. : en fr
  • US2203697A - Hollow bodies capable of being produced by folding sheet material : en
  • US2204342A - Back-to-back receiver : en
  • FR856286A - Rotary compressed air motor : en fr
  • ES5451U - Seals for bottles of all kinds. (Machine-translation by Google Translate, not legally binding) : en es
  • US2204262A - Method of producing suede finish : en
  • USD121015S - Design for a textile fabric : en
  • USD120998S - Design fob a doll : en
  • US2204535A - Fiber : en
  • USD121036S - Combined chenille jacket and hood : en
  • AT158892B - Chimney for locomotive sheds. : de en
  • GB522116A - Improvements in or relating to gas cookers : en
  • FR856292A - Dispensing sleeve for cards, formulas, banknotes, tickets, etc. : en fr
  • DE692255C - Circuit for the operation of light cell surfaces for image reproduction : de en
  • ES5466U - Packaging box, especially for footwear, removable and with closure fastening. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522227A - Improvements in or relating to laminated magnetic cores : en
  • DE692222C - Mechanical pencil and mechanical pencil : de en
  • GB522253A - Improvements in or relating to rotary liquid pumps and motors : en
  • DE692173C - : de en
  • CA389362A - Valve buffing and polishing machine : en fr
  • ES5487U - Container lid for pouring powder products. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856492A - Improvement in the manufacture of lipsticks, eyeshadows and the like : en fr
  • GB522339A - Improvements relating to impact mills for grinding and classifying material into fine particles : en
  • IE15851L - Luminescent materials : en
  • FR856251A - Improvements in the molding of synthetic resins used in electrical equipment : en fr
  • DE692040C - Electric resistance furnace with wavy or meandering curved heating strips : de en
  • FR856350A - Method and device for tying ribbons, braids and the like into loops or knots : en fr
  • FR856438A - Device for starting oscillations in an oscillating circuit supplied by an ion converter : en fr
  • FR856483A - Mechanism for picking up and driving sheets arranged in a stack to ensure their spacing and routing to the place of use : en fr
  • DE691980C - traffic, especially along lines : de en
  • NL48647C - Tuning key on a stringed instrument, with a guide sleeve that can be fixed in the head of the instrument and a cylindrical pin serving for winding up the string. : en nl
  • US2204073A - Rotor construction for rotary pumps : en
  • ES145487A1 - Push-button control for copying installations, especially machines for copying milling and emptying, as well as for copy laps. : en es
  • DE692150C - Circuit arrangement for telecommunications systems, in particular telephone systems with counter suppression : de en
  • DE692080C - Process for casting metal objects in gas or vapor form : de en
  • DE692229C - Arrangement for automatic maintenance of electrical voltages by controlling a set of rules with the aid of a glow tube : de en
  • US2204432A - Automobile tent : en
  • US2204386A - Pressing machine for use in footwear manufacture : en
  • ES145516A1 - A universal fuze for mortar grenade or any other piece of artillery. : en es
  • ES145521A3 - Improvements in the manufacture of fasteners of the spurs for track points. : en es
  • DE692124C - Process for the electrolytic oxidation of iron and steel : de en
  • US2204149A - Permanent cotton bale indentifying means : en
  • CA389288A - Electric range heating unit : en fr
  • ES5495U - Swallow for puncture of lung cavities or pleura. (Machine-translation by Google Translate, not legally binding) : en es
  • AU110737B2 - Inorganic film products and method of making same : en
  • CH210104A - Mine, especially for rivers. : de en
  • DE692009C - Brake drive for mechanically operated brakes of land and air vehicles : de en
  • DE692113C - Crane vehicle : de en
  • US2204058A - Signaling system : en
  • US2204111A - Elastic fluid power plant : en
  • US2204191A - Flush valve : en
  • US2204216A - Attenuator circuit : en
  • US2204389A - Apparatus for weighing livestock : en
  • GR9054B - ILLUMINATED LEAD, TUBERLINE, LINEER LIGHTING TOOL TOOL FOR EASY USE OF THEM. : el en
  • US2204165A - Floor rack for refrigerator cars : en
  • DE692226C - Containers and container parts for the splitting hydrogenation of oils and coals as well as for ammonia synthesis, which have to be resistant to the decarburizing attack of hydrogen and hydrogen-containing gas mixtures at high temperatures and pressures : de en
  • DE692038C - Bolometer arrangement : de en
  • US2203902A - Container for electrolytic condensers : en
  • US2203957A - Flow valve : en
  • US2204485A - Machine tool : en
  • US2204106A - Flow control unit : en
  • ES5490U - Armor or frame destined to graphic exhibitions. (Machine-translation by Google Translate, not legally binding) : en es
  • US2203943A - Machine tool spindle mounting : en
  • US2203800A - Formaldehyde-urea molding composition : en
  • US2203886A - Ball delivery machine : en
  • GB522169A - Hollow wall building construction : en
  • DK57681C - Backpack tit. : da en
  • DE692213C - : de en
  • USD120974S - Design for a hub tool : en
  • USD121000S - Base frame for child s rocking toy or similar article : en
  • CA389339A - Container nozzle closure : en fr
  • US2204374A - Compressor : en
  • FR856426A - Improvement in cinematographic cameras, and in particular in the viewfinders of these devices : en fr
  • GB522247A - Improvements in or relating to signalling devices : en
  • US2204539A - Process of effecting cation exchange : en
  • USD121023S - Design fob a cabinet fob a loudspeakeb : en
  • DE692010C - Direction indicators without moving parts, especially for motor vehicles : de en
  • US2204499A - Clutch device : en
  • DE692003C - Smoking device : de en
  • GB522271A - Method of producing hydrated calcium silicate minerals and products thereof : en
  • ES145405A1 - Improvements introduced in the manufacture of toy machine guns. : en es
  • GB522096A - Improvements in the pressure extraction of coals : en
  • US2203929A - Athletic shoe : en
  • US2204205A - Armrest support : en
  • US2203774A - Vehicle wheel : en
  • US2203835A - Carbon remover : en
  • US2204027A - Signal device for vehicles : en
  • GB522187A - Improvements in or relating to the propulsion of water craft : en
  • US2204450A - Ignition means for oil burners : en
  • USD121003S - Design for a toy bed : en
  • DE692090C - Control device, especially for electrically operated vehicles : de en
  • FR856276A - Improvements to anti-slip chains for vehicles : en fr
  • DE692131C - Overrun brake : de en
  • US2203907A - Motor control system : en
  • US2203969A - Construction and method of anchoring shoe cleats : en
  • GB522307A - Improvements relating to gas governors : en
  • AT158864B - Process for the preparation of water-soluble dyes for cellulose esters and ethers and processes for dyeing and printing cellulose esters and ethers. : de en
  • US2204383A - Manufacture of printing rolls : en
  • US2204471A - Combination bottle closure and liquid dispenser : en
  • GB522206A - Improvements in and relating to the protection of three-phase and polyphase networks from disturbances caused by short-circuits due to arcing : en
  • GB522177A - Improvements relating to removing scale from metal : en
  • FR856390A - Rice husking machine : en fr
  • US2204090A - Noise rejecting limiter system : en
  • DE692014C - Reinforced concrete construction for fortifications : de en
  • US2204092A - Apparatus for picking cotton : en
  • US2203901A - Apparatus for sealing cartons : en
  • ES145366A1 - A procedure for manufacturing gloves for the weather. : en es
  • ES145301A3 - Vulcanization process for dipping articles. : en es
  • ES145287A1 - Improvements in the explosion engines. : en es
  • ES145325A3 - A procedure for manufacturing razors. : en es
  • DE692122C - Rhodium bath : de en
  • DE692156C - Process for the production of knitted fabrics, in particular flat weft knitting machines and the same machine for carrying out this process : de en
  • GB522350A - Improvements in or connected with syrens : en
  • FR856261A - Improvements in methods and devices for obtaining torques for structures of air navigation devices, or any similar parts : en fr
  • US2204049A - Method for the production of images which are geometrically equivalent, applicable to photography and to cinematography : en
  • US2204445A - Centralized traffic controlling system for railroads : en
  • USD121053S - Design for a dress : en
  • DE691999C - Hydraulic jack : de en
  • GB522115A - Improvements in or relating to mountings for plate racks on gas cookers : en
  • US2204401A - Air conditioning apparatus : en
  • US2203896A - Electric incandescent lamp : en
  • US2204482A - Golf ball retriever : en
  • GB522134A - Improvements in or relating to means for facilitation of the association of supporting devices for x-ray tubes with means for minimising secondary or undesired radiationof x-rays : en
  • US2204079A - Arc lamp : en
  • ES145324A1 - Improved winch. : en es
  • US2203855A - Apparatus and method of forming and welding tubes : en
  • US2204232A - Vat dyestuffs of the anthraquinoneacridone series : en
  • US2204115A - Seed harvester : en
  • US2204516A - Battery post scraper : en
  • FR856432A - Improvements made to assemblies comprising chains, tracks or the like, in particular combat tanks : en fr
  • US2203905A - Pigment : en
  • US2204358A - Lamellar trisodium phosphate hydrate : en
  • US2204443A - Valve spring tool : en
  • DE692196C - Process for the production of ammonium citrate-soluble phosphate fertilizers : de en
  • US2204302A - Wringer feed : en
  • ES145430A1 - Adjustable type friction conditioner. : en es
  • GB522347A - Improvements in or relating to method and apparatus for manufacture of rayon : en
  • CA389360A - Gas supply apparatus : en fr
  • ES145477A1 - A process for the manufacture of water gas. : en es
  • FR856490A - Fitting the blades of the variable-pitch propellers : en fr
  • FR856308A - Improvements in viscose manufacturing : en fr
  • US2203970A - Cloth laying machine : en
  • US2204223A - Method of treating oil and gas wells : en
  • DE692086C - Binding of books : de en
  • ES145459A1 - A procedure for the treatment of cement concretes or other materials. : en es
  • FR856289A - High power hydraulic press : en fr
  • DE692268C - Surface care products : de en
  • GB522304A - Improvements in or relating to printing machines : en
  • US2203749A - Stabilizing organic esters of cellulose of high acyl value : en
  • GB522284A - Improved display stand : en
  • FR856254A - Device for supplying explosion engines using one or the other of two fuels : en fr
  • GB522138A - Improvements relating to wood-working saws : en
  • DE692011C - Rear suspension for motorcycles : de en
  • US2203791A - Steering wheel : en
  • US2204361A - Hair device : en
  • US2204438A - Position determining system and method : en
  • ES145502A1 - A secure screw and nut. : en es
  • ES5485U - Aceitera or alcuza. (Machine-translation by Google Translate, not legally binding) : en es
  • DE692169C - Process for the separation of acetylene hydrocarbons from gas mixtures containing them : de en
  • DE692170C - en sling wheels : de en
  • GB522254A - Process for the working up of residues of the hydrogenation under pressure of distillable carbonaceous materials : en
  • GB522183A - Improvements in processes of reclaiming rubber : en
  • FR856347A - Improvements to photographic films : en fr
  • DE692155C - Electric heating plate of any size : de en
  • GB522290A - Improvements in electric circuit breakers : en
  • ES145274A1 - A procedure for the manufacture of artificial silk. : en es
  • ES145426A1 - A procedure to decrease the adherence of plastic sheet material. : en es
  • FR856491A - Process for obtaining light and rigid curved walls : en fr
  • GR9061B - SECURITY LOCK TYPE. : el en
  • US2203879A - Sound film printer : en
  • US2204407A - Molding machine : en
  • AT158909B - Visual files in which the cards are staggered horizontally on spacers. : de en
  • AT158926B - Electric discharge tube. : de en
  • AU246339A - Improvements in or relating to high frequency amplifier arrangements : en
  • GB522144A - A scoring board for the game of darts : en
  • GB522346A - Improvements in or relating to liquid cooled engine cylinders : en
  • NL48600C - PROCESS FOR PREPARING PIGMENTS OF THE PHTALOCYANIN SERIES : en nl
  • US2203795A - nardone : en
  • US2204475A - Spindle for winding machines : en
  • AU110750B2 - Improved rubber-like compositions : en
  • CA389348A - Floor plate for railway cars : en fr
  • CH210070A - Filter container for quick filtering of coffee and the like. : de en
  • CH210093A - Process for the production of a pulp with predominantly long fibers and a predetermined content of alpha cellulose. : de en
  • ES145473A1 - Device for fixing lines, especially outdoors, in insulators. : en es
  • US2203944A - Current control clock : en
  • USD121041S - Textile fabric or similar article : en
  • ES5486U - Curtains with slides. (Machine-translation by Google Translate, not legally binding) : en es
  • ES145213A1 - Improvements in electric incandescent lamps. : en es
  • USD120981S - Design for a juvenile cab : en
  • DE650463C - Hard crusher with rammers : de en
  • FR856302A - Device for containing and applying cosmetic products, in particular products protecting against the action of solar rays : en fr
  • FR856346A - Process for the manufacture of vitamin k preparations which can be used in therapy : en fr
  • ES145443A1 - A procedure to produce means to combat the noxious animals. : en es
  • CA389230A - Thermal cover for foods : en fr
  • ES5454U - Container box (Machine-translation by Google Translate, not legally binding) : en es
  • GB522158A - Improvements in detachable wheels : en
  • GB522190A - Process of colour photography : en
  • GB522276A - Improvements in and relating to electrical measuring instruments : en
  • DE692096C - Multipole small contactor : de en
  • ES145381A3 - Ignition coil with external resistance. : en es
  • GB522171A - Improvements in or relating to plastic self-hardening compositions : en
  • US2204228A - Traffic signal : en
  • US2204350A - Steam generator : en
  • US2204241A - Clutch mechanism : en
  • GB522301A - Improvements in the production of flare ends on pipes for use in pipe joints : en
  • DE691793C - Arrangement for the interference-free reception of sound waves in the water with the help of a receiver built into a ship's side or in the support wall of an extendable body : de en
  • DE692180C - Chassis for racing cars : de en
  • GB522161A - Improvements in photographic films : en
  • DE692026C - Drying device for stocking treatment machines : de en
  • DE692008C - Adjustment device for inner shoe brakes of vehicles : de en
  • DE692235C - Process for the annealing of alloys for welding electrodes and electrical contacts : de en
  • CA389357A - Shoe seam reducing method : en fr
  • GB522180A - Improvements in printers' chases : en
  • GB522337A - A device for the construction of aeroplanes, and composed of exchangeable individual members : en
  • GB573557A - Improvements relating to turrets for machine guns : en
  • CA389333A - Measuring rule coiling device : en fr
  • DE692266C - dependent auxiliary relay : de en
  • ES5469U - Apparatus for cutting potatoes and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • GB522326A - Steering device for motor vehicles : en
  • AU244839A - Arrangements employing electromechanical vibrating devices : en
  • US2203798A - Broaching machine : en
  • GR9060B - MECHANICAL PILLARS FOR AUTOMATIC STABILIZATION OF THE POSITION AT DESIRED POINTS OF DOORS, GLASSES, WINDOWS AND SIMILAR. : el en
  • AU326139A - Intravaginal menstrual appliance : en
  • CA389375A - Air or gas distributing and mixing device : en fr
  • US2203833A - Conversion of hydrocarbon oils : en
  • AT158920B - Slurry pump. : de en
  • CA389285A - Grid glow tube : en fr
  • DE692217C - on piping and ribbons : de en
  • US2204154A - Fluid heat exchange device : en
  • US2204060A - Refrigeration : en
  • US2203762A - Multifilament electric light bulb and control switch therefor : en
  • US2203764A - Warning agent for poisonous gases : en
  • US2203767A - Antihalation photographic element : en
  • US2204273A - Tube slotting or punching die : en
  • US2204278A - Fishhook : en
  • US2204119A - Lubricator : en
  • US2204321A - Game apparatus : en
  • ES145433A1 - Procedure for obtaining mixtures of carbon monoxide and hydrogen not suitable for the synthesis of benzine, according to Fischer-Ropsch. : en es
  • US2204141A - Ornamental paper manufacture : en
  • US2204433A - Detergent : en
  • US2204490A - Plow disk mounting : en
  • USD120986S - Linked chain or similar article : en
  • US2204083A - Coin collector : en
  • USD121005S - Design for a vending machine : en
  • US2203882A - Photoamplifier system : en
  • US2204267A - Package opener : en
  • US2204454A - Process for decomposing zirconium ore : en
  • CH210086A - Process for making caffeine-free coffee and tea-free tea. : de en
  • CH210094A - Spacing device for vertical type filing separators. : en it
  • US2204126A - Machine for feeding, counting, and packaging articles : en
  • US2203874A - Governor : en
  • USD121048S - Design fob a knife holder : en
  • ES145471A1 - Vibratory device. : en es
  • US2203716A - Sectional cabinet : en
  • US2204207A - Method of handling magnetizable plates and apparatus therefor : en
  • DE692231C - Circulating electrolyte rectifier : de en
  • ES145434A1 - Procedure for the thermal obtaining of metals, starting from metallic combinations. : en es
  • US2204519A - Apparatus for simultaneously cutting a plurality of confectionery products : en
  • DE692200C - Isolating fuse for local network outdoor switchgear : de en
  • FR856284A - Improvements made to aerodynamic structures or surfaces, in particular for air navigation devices : en fr
  • ES145334A3 - A procedure for the manufacture of component parts of fountain pens. : en es
  • ES145339A1 - Electrotechnical system for radio receivers. : en es
  • ES145457A1 - A speed gear for fast machines, especially for motorcycle dynamos. : en es
  • US2204530A - Brake control valve : en
  • US2203810A - Steering system for automobiles : en
  • DE692247C - Process for the production of finned tubes rolled over a mandrel by means of profile rolling : de en
  • GB522291A - Improvements in air break electric circuit breakers : en
  • ES145277A1 - A liquid fuel stove operating by catalysis. : en es
  • DE692099C - Dimensioning of small amounts of metal for filling metal vapor discharge vessels : de en
  • ES145220A1 - An electric incandescent lamp filled with gas with an incandescent body in the form of a double spiral. : en es
  • ES5453U - File for offices. (Machine-translation by Google Translate, not legally binding) : en es
  • FR856343A - Advanced photographic shutter : en fr
  • US2204282A - Tobacco pipe : en
  • US2203845A - Door latch mechanism : en
  • FR856369A - Improvements to discharge lamps : en fr
  • ES5476U - Case for the packaging of perfume bottles. (Machine-translation by Google Translate, not legally binding) : en es
  • DE692261C - durable fuses : de en
  • GB522330A - Improvements in or relating to the mounting of doors, windows and the like in their frames : en
  • GB522258A - Improvements in and relating to the control of selectivity in radio receivers : en