• US2400904A - Chemical process : en
  • US2401033A - Flashlight : en
  • CH242595A - Device for cleaning a gaseous medium. : de en
  • CH242625A - Machine for folding and gluing cardboard pieces. : en fr
  • US2401102A - Resinous condensation products and molding compositions produced therefrom : en
  • ES12372Y - Mobile lighting lamps linked to a feeder fluid pipeline. : en es
  • US2400980A - Kicking animal toy : en
  • US2401259A - Fat-frying compositions : en
  • ES12374Y - Simplified support for desk calendars or blocks. : en es
  • CH242632A - Desktop machine. : en fr
  • AU121451B2 - Improvements in and relating to blasting and like charges or cartridge assemblies : en
  • US2400883A - Method of refining light-oil products : en
  • ES173409A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • FR910156A - Small tour of the workbench : en fr
  • US2400929A - Cabinet finishing tool : en
  • US2400990A - Method of making porous coated fabrics : en
  • CH242777A - Propulsion device to turn the wheels of an aircraft on before landing. : de en
  • CH242626A - Medical documentation device. : en fr
  • CH242703A - Cooled turbo machine. : de en
  • AU129092B2 - Improvements in and relating to cylindrical surface lapping machines : en
  • CA434986A - Thermoplastic extrusion : en fr
  • GB577645A - Improvements in or relating to the administration of inhalant gas mixtures : en
  • GB577705A - Improvements relating to re-inforced materials for aircraft and other structures : en
  • ES167525A1 - IMPROVEMENTS INTRODUCED IN ZIPPER CLOSURES : en es
  • FR910140A - Roller skates : en fr
  • CH242643A - Pedal playing device to be attached to an upright piano or grand piano. : de en
  • FR910113A - Remote control receiver relay device : en fr
  • CA435046A - Shoe outer sole : en fr
  • CH242578A - Actuator on loom. : de en
  • FR910206A - Improvements in the manufacture of reamers and taps : en fr
  • AU1031743A - Preparation of hydrocarbon oils : en
  • CH242753A - Remote setting device for tuning means for radio devices. : de en
  • CH242723A - Method for airtight installation of rectifier elements in a housing. : de en
  • US2401183A - Tractor-mounted implement : en
  • ES173356A1 - A PROCEDURE FOR THE MANUFACTURE OF COMBUSTIBLE AGGLOMERATES : en es
  • FR910189A - Continuously variable speed change : en fr
  • US2400960A - Cotter pin construction : en
  • USD144850S - Freedman suit : en
  • US2400915A - Treatment of fuels employed in diesel engines and furnace oil burners : en
  • US2401017A - Control system : en
  • CA434960A - Agitating and dissolving apparatus : en fr
  • CH242615A - Process for the manufacture of ignition sticks for lighters. : de en
  • ES12926U - Handle for electric irons. : en es
  • US2401063A - Bottle crate : en
  • US2401035A - Well screen : en
  • AU133074B2 - Improvement in aircraft propellor units : en
  • US2400902A - Armature construction : en
  • US2401186A - Hair comb : en
  • US2401231A - Hot-water tank and method of making the same : en
  • ES12441Y - Bar table. : en es
  • US2400922A - Hydrocarbon conversion system : en
  • US2401049A - Method of making electrical strain gauges : en
  • PL33210B1 - Folding railroad. : en pl
  • CH242589A - Device for sieving, in particular flour for bakeries. : de en
  • CH242778A - Brushless sport aircraft. : de en
  • AU1304844A - Improved locking means foir detachable buttons or like articles : en
  • CA435028A - Internal surface anodic treating method and apparatus : en fr
  • US2400959A - Hydrogenation and dehydrogenation catalysts : en
  • US2401097A - Automatically retractable landing gear : en
  • US2401247A - Spinner assembly : en
  • US2401258A - Hydraulic actuating mechanism : en
  • FR910196A - Waste for sanitary ware : en fr
  • FR910175A - Metal mold, with adjustable dough dosage, eliminating deburring in the manufacture, with the press, of porcelain parts, such as plaques, medallions, etc. : en fr
  • ES12413Y - Polyneumatic device for flotation and various uses. : en es
  • GB577734A - Improvements in moving floors for vehicles : en
  • ES12351Y - Clothesline for drying small clothes, especially children's clothes. : en es
  • GB577736A - Improvements relating to vehicle wind screen wiper mechanisms : en
  • FR910226A - Bicycle handlebars : en fr
  • FR910244A - Trailer for tillers : en fr
  • FR910230A - Dynamic permanent magnet pick-up, low impedance : en fr
  • ES12357Y - Vessels device for the transport or storage of liquids, cereals or other products. : en es
  • ES12960U - Tensor for collars. (Machine-translation by Google Translate, not legally binding) : en es
  • CH242691A - Off-center rotor machine with oscillating vane. : en fr
  • US2401084A - Trailer hitch and automatic brake actuator : en
  • AU1219743A - Improved power actuated disc brake for wheels of vehicles or the like : en
  • CH242687A - Stuffing box. : de en
  • GB577640A - Bonding of rubber to metal or other rigid components : en
  • GB577683A - Improvements in or relating to electric soldering irons : en
  • ES171121A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF LEAF DEPOSITS FOR SHAVING MACHINES : en es
  • GB577716A - Method of and apparatus for adhesively assembling structural components : en
  • FR910228A - Rice vitaminization process : en fr
  • CA434994A - Harmonica : en fr
  • CA434943A - Wire drawing heat treatment : en fr
  • ES173425A1 - A GENERAL AND AUTOMATIC SWITCH SYSTEM FOR THE CASES OF FILM BREAKING IN THE FACILITIES FOR CINEMATOGRAPHIC PROJECTIONS : en es
  • FR910083A - Plain bearing for rotating shaft : en fr
  • CH242612A - Procedure for making gluing. : de en
  • US2400953A - Method of and system for recording audio-frequency waves : en
  • US2401126A - Hull form : en
  • USD144871S - Design for a hanger or similar article : en
  • US2400967A - Control system : en
  • US2401106A - Snow-melting apparatus : en
  • US2401280A - Method for locating permeable formations traversed by boreholes : en
  • ES173316A1 - IMPROVEMENTS IN ALTERNATE CURRENT RECTIFIERS FOR TYPES OF CONTACT ON A DRY SURFACE : en es
  • ES143371A1 - Improvements introduced in the manufacture of unions, based on sheet metal, by v-shaped belts. : en es
  • GB577780A - Improvements in or relating to detachable mountings for aero engines : en
  • ES12378Y - Mixed security lock. : en es
  • US2401066A - Quick-acting vise : en
  • FR910188A - Music typewriter keyboard : en fr
  • FR910084A - Cap for tall chimneys : en fr
  • ES12389Y - Junction box, provided with terminals for various electrical connections. : en es
  • ES12445Y - Secret cabinet-box. : en es
  • ES172770A1 - A LUBRICATION SYSTEM FOR THE LOWER PUNCHES OF THE PRESSED MACHINE TUBES FOR COMPRESSING VARIOUS PRODUCTS : en es
  • US2401085A - Measuring instrument : en
  • US2400893A - Process of carbiding : en
  • US2401144A - Pressure regulator valve : en
  • GB577748A - Improvements in electric insulators : en
  • USD144834S - Design fob a suit : en
  • GB577696A - Improvements relating to the production of lactams : en
  • ES173394A1 - A MECHANICAL SYSTEM OF COMMAND TO DIRECT VEHICLES, PRESCINDING OF THE STEERING WHEEL : en es
  • US2400975A - Apparatus for electrically resolving water-in-oil emulsions : en
  • US2401120A - Railway switch operating apparatus : en
  • US2401045A - Method of producing a renewable tread tire : en
  • ES173376A1 - IMPROVEMENTS IN THE UMBRELLA MECHANISM : en es
  • FR910056A - Oxidizing solutions of alkaline resinate and their manufacturing process : en fr
  • GB577695A - Clamping device for use in welding, soldering and brazing operations : en
  • AU1187743A - Improvements in or relating to labels, tags andthe like : en
  • US2401006A - Process of bonding metal : en
  • US2401214A - Receiver circuits : en
  • AU380146A - Heat exchangers : en
  • GB577679A - Improvements in or relating to colour photography : en
  • USPP692P - Grapevine : en
  • US2401043A - Tool to compress packing rings : en
  • ES173358A1 - A PROCEDURE FOR THE MANUFACTURE OF A PRODUCT INTENDED TO GIVE TO SILK STOCKINGS AND SIMILAR APPEARANCE OF MIDDLE CRYSTAL CALLS : en es
  • GB577665A - Improvements in dental and like operating chairs : en
  • GB577682A - Improvements in furnace construction : en
  • FR910231A - Temperature controller more particularly intended for permanent ripple devices called wireless : en fr
  • US2400968A - Commutator cap construction : en
  • US2400951A - Manufacture and treatment of animal and vegetable materials : en
  • US2401201A - Railway traffic controlling apparatus : en
  • CA434981A - Centrifugal pump : en fr
  • CH242618A - Process for cleaning apparatus, organs or components soiled with superpolyamides. : en fr
  • CH242550A - Method for the vacuum-tight connection of a ceramic body to a second body. : de en
  • US2400961A - Collapsible punch : en
  • GB577727A - Improvements in the manufacture of travellers' luggage : en
  • FR910243A - Game indicator especially for bridge game : en fr
  • ES12928U - Educational model of toy construction (Machine-translation by Google Translate, not legally binding) : en es
  • FR910155A - Pivot head for drawing device : en fr
  • GB577772A - Improvements in the manufacture of electric cables : en
  • GB577795A - Improvements in or relating to electric remote control or indicating systems : en
  • FR910086A - Automatic stabilizer for airplanes : en fr
  • GB577790A - Improvements relating to the manufacture of light non-metallic structural material or components : en
  • ES172024A1 - AN IMPROVEMENT INTRODUCED IN THE MANUFACTURING OF PREPARATIONS TO STIMULATE OR PREVENT THE VITAL FUNCTIONS OF PLANTS : en es
  • FR910121A - Improvements to TV analyzer circuits and similar devices : en fr
  • GB577768A - Improvements relating to safety razors : en
  • CH242584A - Device on collar for wearing same without the use of a collar button. : de en
  • CH242710A - Branch terminal for electrical lines. : de en
  • CH242659A - Self-winding mechanism for watches. : de en
  • BE464748A - : en fr
  • US2401136A - Zinc base alloys : en
  • FR910073A - Floor system in prefabricated elements : en fr
  • US2401065A - Money box : en
  • US2401168A - Automatic steering device for aircraft : en
  • CH242763A - Twin wheel road vehicle. : en fr
  • ES173373A1 - A NEW INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF TABLE TENNIS BALLS, WITH INTERNAL ARMOR FOR REINFORCEMENT : en es
  • USD144833S - Design for a suit : en
  • US2401191A - Telescope for receiving and detecting ultraviolet light : en
  • AU387046A - Time and distance measuring system : en
  • CH242758A - Case to keep solder plates. : en fr
  • CH242647A - Dividing ruler with attached piquoir for measuring table tilting rules. : de en
  • CH242610A - Process for the preparation of alkylolamines from ammonia and olefinic oxides. : en fr
  • ES12455Y - Container for cutlery and the like. : en es
  • CH242570A - Apparatus for drawing a liquid, in particular wine. : en fr
  • CH242708A - Process for winding a grooved rotor and rotor for small commutator machines manufactured according to this process. : de en
  • GB577773A - Improvements in or relating to electric terminal blocks : en
  • CH242668A - Process for the production of sulfur-sensitive, covered welding rods. : de en fr
  • GB577733A - An improved sanitary cabinet : en
  • US2401170A - Molten metal seal for annealing furnaces : en
  • FR910237A - Improvement in electronic amplifier device : en fr
  • BE464882A - : en
  • USD144857S - Design for an electkic flatiron : en
  • FR910099A - Improvements to parts for liquid meters and hydraulic machines : en fr
  • AU264246A - Improvements in or relating to methods of soldering metal details : en
  • GB577762A - Improvements in binders for stationery sheets : en
  • US2401155A - Process for producing condensation products : en
  • US2401273A - Mineral oil composition : en
  • GB577659A - Universal support for conduits : en
  • AU132162B2 - Improvements in or relating toan inductor consisting ofa permanent magnet of cylindrical or annular shape : en
  • US2401270A - Mechanism for punching to interlock sheets of material : en
  • CA434934A - Rotary valve assembly for engines : en fr
  • CH242611A - Process for the production of a new azo dye. : de en
  • CH242784A - Process for the preparation of a new amide derivative. : de en
  • GB577754A - An improved form of mop : en
  • US2401007A - Phase-modulation system : en
  • US2401222A - Process for clarifying fluids : en
  • US2401269A - Preparation of nitrolic acids and pseudonitroles : en
  • US2401249A - Yarn guiding device : en
  • CH242656A - Optical device provided with at least one anti-glare device. : de en
  • ES12920U - Pin or bra in the shape of an arrow. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173392A1 - A VIBRATOR TO MOLD CONCRETE : en es
  • GB577649A - Improvements in or relating to buffing, polishing and/or abrading devices or pads : en
  • US2401057A - Crown fastener : en
  • US2401210A - Cylinder head : en
  • US2401212A - Curtain rod : en
  • FR910234A - Non-pickable safety lock, with key that does not turn in the lock : en fr
  • FR910075A - Filling spout for machines for filling bottles and other containers : en fr
  • ES12346Y - Coloring pencil with compound bar. : en es
  • FR910128A - Vehicle braking control device, automatically limiting their speed to a predetermined value : en fr
  • US2401087A - Diamond drill bit : en
  • FR910144A - New application of ball or roller bearings for cycles and motorcycles : en fr
  • GR10676B - ELECTRIC POCKET LIGHTER. : el en
  • FR910213A - Gear shift mechanism allowing vehicles powered by rower-type levers to operate the levers always in the same direction, regardless of the direction of travel, forward or reverse : en fr
  • ES173420A1 - A NEW SIMPLIFIED THREADING MACHINE : en es
  • FR910139A - Pneumatically damped electric relay : en fr
  • GB577740A - Improvements in or relating to the valve mechanism of internal-combustion engines : en
  • US2401175A - Ignition system : en
  • ES11397U - Razor to cut the hair. (Machine-translation by Google Translate, not legally binding) : en es
  • FR910208A - Fuel injection pump for engines : en fr
  • US2400868A - Electric power steering mechanism : en
  • US2400921A - Welding method : en
  • ES173438A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • GB577739A - Improvements in or relating to devices for heating the air supply to a carburetter of an internal combustion engine : en
  • US2401252A - Rubber balloon umbrella : en
  • ES173372A1 - IMPROVEMENTS IN CONDITIONED FACILITIES TO TREAT AND DRY PRODUCTS : en es
  • ES11638Y - Adjustment and adaptation device for jockstraps and sanitary napkins. : en es
  • GB577670A - Secret television system : en
  • US2401227A - Hearth : en
  • ES173327A1 - A PROCEDURE OF VULCANIZATION OF FOOTWEAR : en es
  • USD144853S - Design for a chair or similar article : en
  • US2401011A - Dynamoelectric machine : en
  • US2401265A - Drafting triangle and the like : en
  • USD144861S - Design fok a finger ring : en
  • US2400891A - Winding support means for magnetizable cores : en
  • US2400965A - Fuel injector : en
  • US2401153A - Electric switch : en
  • US2401242A - Process for hydrocarbon conversion : en
  • ES12387Y - Control clock. : en es
  • FR910170A - Improvements to centrifugal governors for variable-pitch propellers : en fr
  • GB577742A - Improvement in sense determining circuit arrangements for radio direction finders : en
  • GB577805A - Improvements in and relating to current-limiting fuses : en
  • GB577731A - Improved process for protecting magnesium and magnesium rich alloys against corrosion : en
  • CA435016A - Electron beam tube : en fr
  • CA435029A - Zirconium oxide refractory making method : en fr
  • CH242553A - Washbasin with foot operation. : de en
  • FR910097A - Improvements to protective devices : en fr
  • CH242747A - Tuning device with at least two tuning circuits which have an unequal frequency range. : de en
  • US2401032A - Heating apparatus : en
  • US2401135A - Zinc base alloys : en
  • ES12924U - Skirt-belt automatically adjustable. (Machine-translation by Google Translate, not legally binding) : en es
  • FR910150A - Improvements to fruit juice desulphiting processes : en fr
  • GB577709A - Improvements in or relating to sheet metal doors : en
  • GB577779A - Improvements relating to wing flaps for aircraft : en
  • US2401107A - Adjustable splint : en
  • US2401245A - Combined receptacle and shield for attachment to bicycles : en
  • US2401278A - Cathode-ray tube : en
  • PL33213B1 - The method of producing artificial honey. : en pl
  • ES173309A1 - A PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL STONE : en es
  • ES12363Y - Special projectile. : en es
  • GB577728A - Improvements relating to wicks for smokers' lighters : en
  • CH242787A - Assembly stand. : de en
  • GR10677B - PETROLEUM BURNER. : el en
  • CH242732A - Plant with tiltable electric furnace, in particular electric arc furnace. : de en
  • ES12373Y - Device for producing an optical impression of movement. : en es
  • US2400972A - Multisteelyard weighing mechanism : en
  • CH242572A - Process for the coagulation of viscose spun by the dry spinning process with simultaneous regeneration of the reagents used here. : de en
  • FR910220A - Wheel train for rail vehicles, trams, etc. : en fr
  • FR910163A - Method and device for gas heating : en fr
  • FR910147A - Cable gland : en fr
  • US2401127A - Make-up and sponge container : en
  • FR910239A - Device for watering plantations and vineyards : en fr
  • AU1320444A - Improvements in automatic gain control systems for radio receivers : en
  • CA435015A - High frequency electron discharge device : en fr
  • ES12435Y - Perfected toy. : en es
  • FR910169A - Mounting method for a variable capacitor and variable capacitor obtained by this method : en fr
  • US2401061A - Valve assembly : en
  • GB577717A - Improvements in fire guards for domestic or like fires : en
  • ES173368A1 - A NEW UNIVERSAL AUTOMATIC TELESCOPING SYSTEM, OF MULTIPLE CONTINUOUS CIRCULAR TRAPPING FOR ALL KINDS OF FABRICS, EXCEPT POINT GENRES : en es
  • GB577699A - Improvements in cocks : en
  • FR910249A - Accumulator battery charging device : en fr
  • GB577757A - Improvements in or relating to electric torches : en
  • USD144868S - Design for a fork or analogous article : en
  • FR910172A - Boat propulsion : en fr
  • GB577647A - A process for applying a coloured pattern or design to a metal article : en
  • AU382146A - Improvements in or relating tothe construction of roofs and their supports : en
  • CA435024A - Solvent treatment : en fr
  • ES12969U - New can opener (Machine-translation by Google Translate, not legally binding) : en es
  • BE464386A - : en
  • CH242698A - Oil cooling device on internal combustion engines. : de en
  • CH242537A - Self-turning honey extractor. : de en
  • GB577697A - Improvements in or relating to self-closing stop valves : en
  • GB577743A - Improvements in and relating to closure devices for gear cases on bicycles : en
  • GB577798A - Improvements in or relating to the manufacture of sintered metal compositions : en
  • FR910088A - Improvements to electric lamps used in spotlights : en fr
  • ES172226A1 - A PROCEDURE FOR THE MANUFACTURE OF ZIPPER CLOSURES : en es
  • US2400881A - Dry-adhesive tape roll dispenser : en
  • US2400911A - Surge valve : en
  • US2400941A - Sucker rod connection : en
  • US2400991A - Sheet printing and crimping : en
  • ES12380Y - Perfected projectile. : en es
  • GB577655A - Improvements relating to gas burners : en
  • GB577668A - Improvements relating to the drives of rayon spinning boxes : en
  • GB577745A - Improvements in or relating to catalytic chemical reactions : en
  • CH242770A - Tire tire for vehicle. : en fr
  • DK64514C - Drive mechanism for Bicycles with variable Gear. : da en
  • FR910108A - Improvements to projection and reading apparatus or the like : en fr
  • GB577760A - Improvements in door latch furniture : en
  • AU133611B2 - Time and distance measuring system : en
  • AU133391B2 - Improvements relating tothe measurement of distances by electromagnetic radiation : en
  • GB577636A - Improvements in assemblies for clutches, brakes and the like : en
  • GB577687A - Improvements in or relating to output governing means for motor driven vehicles : en
  • GR10671B - PAPER FOLDER. : el en
  • CH242765A - Device on rear engine vehicle for supplying cooling air to the engine compartment. : de en
  • ES11631Y - A cut of our own printed fabric for making pleated skirts : en es
  • GB577638A - Thermostatic elements of and for apparatus operating by thermostatic action, and themanufacture thereof : en
  • CH242604A - Process for the esterification of fatty acids. : de en
  • CH242692A - Centrifugal compressor for high stage pressure ratios. : de en
  • USD144838S - Design fob a suit : en
  • ES12954U - Coffee grinder, electrically operated. (Machine-translation by Google Translate, not legally binding) : en es
  • US2401281A - Composite structure : en
  • CH242667A - Solder paste. : de en fr
  • CH242720A - Arrangement for the selective disconnection of line sections of a distribution network, especially when the high-speed distance protection fails. : de en
  • CH242728A - Process for the heat treatment of homogeneous dielectric bodies with a high-frequency alternating field. : de en
  • CH242601A - Filter press type of water decomposer. : de en
  • CH242591A - Device for installation in smokehouse to generate smoke and heat. : de en
  • CA435047A - Spice sterilization and preservation : en fr
  • CA434976A - Plastic traveller : en fr
  • CH242602A - Process for obtaining solutions containing sodium vanadate from alkaline liquors for treating bauxites by the Bayer process. : en fr
  • DK64516C - Retention device for door lock. : da en
  • US2401123A - Valve : en
  • CA435038A - Copolymer : en fr
  • US2401020A - Duplicating machine : en
  • USD144862S - Martial etau : en
  • ES12472Y - Transportable radio receiver. : en es
  • AU132819B2 - Improvements in or relating tothe construction of roofs and their supports : en
  • CH242628A - Tabs on files, registries, etc. : de en
  • ES11356U - Wooden handle (Machine-translation by Google Translate, not legally binding) : en es
  • ES173230A1 - A PROCEDURE TO BUILD A COPPER OXIDE RECTIFIER FOR ALTERNATE CURRENT : en es
  • FR910096A - Improvements to speedometers : en fr
  • AU121438B2 - Preparation of hydrocarbon oils : en
  • US2401116A - Cloth abrasive holder : en
  • US2400957A - Manufacture of polyvinyl acetal resins : en
  • US2401025A - Radiator control device : en
  • US2401070A - Hardware and screen cloth machine : en
  • AU133893B2 - Improvements in or relating to heating arrangements especially suitable rooms indwelling houses andother buildings : en
  • CA434961A - Fish lure : en fr
  • AU132211B2 - Air or gas operated vibrators : en
  • US2401264A - Saw set for bucksaw blades : en
  • DK64509C - Rust-protective paint and method of its manufacture. : da en
  • US2401090A - Dry size compositions : en
  • US2400987A - Stereotype plate casting : en
  • US2401226A - Teller cage construction unit : en
  • US2401254A - Pumping apparatus : en
  • AU367746A - New or improved method of producing dies for use in casting and'moulding operations : en
  • AU121466B2 - Improvements in or relating to absorption refrigeration apparatus : en
  • CH242547A - Method and device for the production of pellets from ceramic masses. : de en
  • CH242706A - Heat exchanger with a bundle of parallel tubes. : de en
  • CH242749A - Automatic radiotelephony system. : en it
  • CH242674A - Method for centering a machine reamer in relation to the bore to be drilled and device for performing the method : de en
  • CH242714A - Electrical contactor. : de en
  • GB577661A - A load measuring device : en
  • CH242654A - Device for simultaneous illumination and indirect observation of places in cavities. : de en
  • US2401166A - Current collector for rotating machines : en
  • ES12354Y - Improved mattress cover. : en es
  • CA434950A - Carpenter's plane : en fr
  • CH242555A - Method for improving the combustibility of a solid fuel. : en fr
  • US2401117A - Finger waving comb and curler : en
  • GB577703A - An improved leak detecting lamp : en
  • ES12509Y - Cistern mole plow. : en es
  • ES12461Y - One-piece flask device to contain tobacco and make cigarettes automatically. : en es
  • AU128908B2 - Improvements in or relating tothe production of acetic anhydride : en
  • AU130988B2 - Improvements in servo motors : en
  • US2400885A - High-speed camera : en
  • CH242671A - Countersink. : de en
  • CH242737A - Extension device for at least one finger. : de en
  • AU121462B2 - Improvements in or relating to poppet valves : en
  • BE464809A - : en fr
  • CH242590A - Yeast manufacturing process. : en fr
  • CH242736A - Foot cushions. : de en
  • CH242733A - Device for generating high-voltage arcs fed with alternating current in a gaseous environment for heating industrial furnaces, performing chemical reactions and the like. : de en
  • GB577793A - Improvements in electric furnaces for the bright annealing of metals and like purposes : en
  • ES10699Y - Figures with variable character, made up of moving parts. : en es
  • IE17691L - Remote selection of receiving stations. : en
  • US2401171A - Traffic signal : en
  • US2401218A - Jig : en
  • BE464441A - : en
  • CA434996A - Electric insulating material : en fr
  • CH242702A - Exhaust gas turbine housing with exhaust gas feed line to the nozzles of an exhaust gas turbine also equipped with cooling air nozzles for cooling the rotor blades. : de en
  • FR910120A - Two bellows dry gas meter and two measuring chambers : en fr
  • ES12284Y - Compact porta-rouge bracelet. : en es
  • ES12932U - Improved iron table. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11478Y - Fitting with special elastic spring to hold it inside the pump. : en es
  • FR910219A - Bore gauge at limits : en fr
  • US2401274A - Separation of acetol acetate from : en
  • USD144866S - Design for a pen and pencil holdek : en
  • CH242536A - Beehive for bees. : en fr
  • CH242739A - Cosmetic preparation. : de en
  • FR910225A - Device for presenting a part in various planes or positions and applicable to milling, grinding, scribing, drilling machines or other machine tools or applications : en fr
  • FR910203A - Agglomerated brick with many recesses : en fr
  • USD144880S - Design for a font of feinting type : en
  • US2401192A - Machine element : en
  • AU121448B2 - Improvements in or relating to labels, tags andthe like : en
  • AU136909B2 - Improvements in and relating tothe welding of metal studs andthe like to metal plates andthe like : en
  • FR910142A - Turbine for liquid or gaseous fuels : en fr
  • CH242593A - Process for the production of children's meal. : de en
  • ES12405Y - Detachable shelf. : en es
  • ES12959U - Wrapping for explosives. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577778A - Improvements in and relating to reciprocating pumps of the swash-plate type : en
  • US2401187A - Electric induction machine : en
  • AU381046A - Improvements in or relating tothe manufacture of Polyvinylchloride films : en
  • CH242677A - Process for the manufacture by injection of objects based on synthetic resins. : en it
  • US2401081A - Capsule cleaner : en
  • FR910066A - Manufacture of luxury marble and metal sanitary ware : en fr
  • FR910227A - Process for manufacturing a sachet for food, pharmaceutical, etc. and bag obtained by this process : en fr
  • GB577706A - Driving gear for pedal bicycles and the like : en
  • ES12899U - Automatic coupling stop for railway wagons. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173330A1 - IMPROVEMENTS IN FACSIMILE TRANSMISSION AND RECEPTION SYSTEMS AND APPARATUS : en es
  • ES12925U - Mixed coffee machine perfected. : en es
  • FR910215A - Economizer device for oxyacetylene torches : en fr
  • GB577806A - Pyrolytic reforming of hydrocarbons : en
  • FR910070A - Construction game in wood or other material : en fr
  • US2401036A - Tractor-trailer hitch : en
  • GB577746A - Improvements in or relating to heat exchange devices : en
  • US2400942A - Aerodynamic balancing of airscrews or like rotating bodies : en
  • US2401145A - Clasp for bracelets or the like : en
  • GB577674A - Improvements in radiolocation systems : en
  • ES173411A1 - AN APPARATUS TO WRAP A ROPE AROUND A TUBE : en es
  • CH242641A - Device for illustrating the position of the starry sky in relation to the earth. : de en
  • USD144842S - Calendar blank or similar article : en
  • US2400971A - Motor control system : en
  • US2401244A - Acidyl derivatives of substituted biurets : en
  • CA434931A - Switching apparatus : en fr
  • CA434975A - Plastic traveller : en fr
  • CA434933A - Slag removal : en fr
  • US2401073A - Turboblade fastening : en
  • CA435039A - Heat stabilization of resin : en fr
  • FR910122A - Improvements to mosaic plates of iconoscopes : en fr
  • ES172324A1 - A PROCEDURE TO APPLY TO STOCKINGS AND AVOID THE RUNNING OF POINTS : en es
  • US2401067A - Water separator : en
  • US2400982A - Magician's device : en
  • US2400869A - Electromagnet : en
  • US2401233A - Intermittent absorption or adsorption type refrigeration : en
  • US2401277A - Electrostatic heating apparatus : en
  • FR910222A - Adjustable thermostat especially for gas cooker : en fr
  • US2401158A - Bottle carrier : en
  • FR910061A - Process for opening envelopes or for closing any fold : en fr
  • US2401005A - Circuit breaker : en
  • ES12929U - Case for vessels and other containers with a domed body and a flat base (Machine-translation by Google Translate, not legally binding) : en es
  • ES12436Y - Individual healing bandage. : en es
  • USD144877S - Design for a lamp or similar article : en
  • ES12942U - Numbing wheel, labeling and commercial formulas, armored and with a device for impregnation. (Machine-translation by Google Translate, not legally binding) : en es
  • US2401246A - Supported oxide catalysts : en
  • GB577738A - Improvements relating to sealing conductors through exhaust tubes of evacuated vitreous envelopes : en
  • CH242629A - Turning bar device. : de en
  • US2401027A - Deposition of rubber from aqueous dispersions of rubber : en
  • CH242715A - Toggle switch with temperature sensor. : de en
  • US2401161A - Sanitary pipe cabinet : en
  • BE464683A - : en
  • US2401023A - Control system : en
  • CA434983A - Resin impregnated fabric : en fr
  • US2401207A - Securing means for holders of thermionic valves and the like : en
  • AU133305B2 - Improvements in or relating to propeller control systems : en
  • CH242722A - Sliding core coil. : de en
  • CA434938A - Centrifugal separator : en fr
  • CA435045A - Pile fabric treatment : en fr
  • CH242554A - Hinge. : de en
  • US2401148A - Towel rack : en
  • CA434980A - Fan de-icing or anti-icing means : en fr
  • CA434947A - Loud speaker : en fr
  • CH242585A - Method for producing an adhesive layer and the adhesive layer produced therefrom. : de en
  • AU133135B2 - Pulse generators : en
  • AU157246A - Open-phase protective apparatus for polyphase induction motors : en
  • CH242721A - Electron tube with a secondary emission electrode. : de en
  • CA434942A - Silencer for gas heaters : en fr
  • CA435040A - Polyvinyl butyral curing process : en fr
  • CH242565A - Pressure cooker. : de en
  • CH242564A - Folding table. : en fr
  • CH242653A - Piezoelectric pickup. : de en
  • CH242775A - Current collector for radio interference-free electricity collection, especially for trolley buses. : de en
  • GB577688A - Paper bags and manufacture thereof : en
  • US2400918A - Airplane wing or fin with improved airfoil characteristics : en
  • US2401021A - Machine for statistical computations : en
  • ES9428Y - Decorated support for stamps, photographs and reminders. : en es
  • AU393046A - Process for conducting endothermic chemical reactions and apparatus therefor : en
  • CH242558A - Bread bowl. : de en
  • AU1101943A - Improvements in or relating to poppet valves : en
  • US2401056A - Industrial safety shield : en
  • US2401198A - Machine for ramming up molds and the like : en
  • US2400939A - Hoisting apparatus : en
  • US2401208A - Scoring device for lids of cans and the like : en
  • AU1171643A - Combination stabilizer strut and shock absorber : en
  • CH242614A - Method and device for automatic, uninterrupted delivery of the same items to a processing machine. : de en
  • US2400899A - Power plant : en
  • GB577799A - Improvements in or relating to air intakes for internal-combustion engines : en
  • FR910130A - Internal combustion machine, compression of the mixture : en fr
  • FR910052A - Process for making an improved potato starch : en fr
  • ES12957U - Device to prevent the dripping of liquids from the cups and containers (Machine-translation by Google Translate, not legally binding) : en es
  • CH242669A - Bobbin. : de en
  • ES11269Y - Shaver with automatic blade clamping. : en es
  • ES12913U - Nozzle for pipe. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12450Y - Hanger for drying clothes. : en es
  • CA435018A - Currentless grid tube : en fr
  • CH242712A - Hollow post insulator for high-voltage switchgear. : de en
  • FR910151A - Vertical ascending propeller tilting airplane : en fr
  • FR910068A - Improvement in the manufacture of plates and similar ceramic products, by means of a product replacing porcelain clays : en fr
  • US2401113A - Motorized truck controller : en
  • FR910190A - tubular gas heater : en fr
  • AU373646A - Improvements in servo motors : en
  • CH242666A - Eccentric press with adjustable stroke. : en fr
  • ES12947U - Elastic unión for shaving machines and razors. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173170A1 - AN APPARATUS FOR INCREASING THE PERFORMANCE OF HOT WATER PRODUCING BOILERS THROUGH WIDESPREADING OF GASES AND REHEATING BY TUBULAR NETWORK : en es
  • GB577770A - Improvements in carburetters for internal combustion engines : en
  • AU386646A - Improvements in or relating to propeller control systems : en
  • CH242567A - Hangers. : de en
  • GB577759A - Improvements in door latch furniture : en
  • US2401182A - Desk attachment : en
  • US2401150A - Safety device for skip cars : en
  • DK64508C - Surge protector, especially for low voltage systems. : da en
  • US2401092A - Prestressed steel pipe : en
  • US2401266A - Electric insulating material : en
  • US2400993A - Welder's mask or helmet : en
  • US2400989A - Photographic materials : en
  • US2401286A - Tape dispenser : en
  • CH242701A - Heat and power generation plant. : de en
  • ES12377Y - Lock for suitcases, trunks and the like. : en es
  • ES12943U - Elastic buffer of automatic loading for rubber and metal seals. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577689A - Improvements in knee joints for prostheses : en
  • ES12466Y - Wardrobe for all kinds of clothing. : en es
  • ES12410Y - Foldable tray. : en es
  • FR910125A - Relay and contactor synchronization device : en fr
  • GB577781A - Improvements in or relating to gun mountings for aircraft or the like : en
  • GB577800A - Improvements in frequency-controlled electric oscillators : en
  • GB577747A - Process for the preparation of aviation fuels from gaseous hydrocarbons : en
  • ES172297A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • FR910218A - Improvements to automatic disc changers : en fr
  • USD144881S - Cabinet for a heater or the like : en
  • FR910149A - Transport device for recording paper : en fr
  • GR10672B - GASOLINE COOKING WITHOUT PRESSURE PUMP. : el en
  • FR910247A - Non-conductive building panel and its manufacturing process : en fr
  • ES12417Y - Unobstructable salt shaker. : en es
  • ES12401Y - Mechanical device to hold the handlebars of bicycles. : en es
  • US2400924A - Tape for slide fasteners : en
  • GB577791A - Means for reducing the air resistance of aircraft : en
  • FR910136A - Four stroke engine : en fr
  • US2401238A - Conical type level luffing device for derricks and jib cranes : en
  • US2401239A - Aid to swimmers : en
  • ES12897U - Protection strip for glasses and glasses of all kinds of openings. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12939U - Multiple note-holder case visible. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172509A1 - A PROCEDURE TO PREPARE THE TURBAS TO RAISE MICROORGANISMS ON THEM OR ON SUBSTRATUM OBTAINED FROM THEMSELVES : en es
  • GR10673B - GUITAR - HAVAGIA FOR MIXED PERFORMANCE. : el en
  • CA435023A - Golf club : en fr
  • CH242540A - Building skeleton. : de en
  • ES12953U - Elastic protective thimble for cigars or cigarettes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11986Y - Device for fixing the actuator mechanism in pear-shaped electrical switches : en es
  • ES173389A1 - IMPROVEMENTS IN CONTROL DEVICES FOR THE ADJUSTMENT OF THE SHOT : en es
  • US2400909A - Electrical signaling system : en
  • US2400976A - Resonator : en
  • CA434993A - Photographic light-sensitive element : en fr
  • CH242562A - Shoe cabinet. : en fr
  • ES11155Y - Universal pressure tap. : en es
  • FR910177A - Hollow blocks for load-bearing walls : en fr
  • ES12433Y - Removable mold for the manufacture of artificial casing for sausages. : en es
  • ES172987A1 - A WHITE SHOOTING APPARATUS : en es
  • ES173141A1 - A NEW MECHANIZED SYSTEM APPLICABLE TO TABLE FOOTBALL GAMES : en es
  • GB577672A - A system for scanning a predetermined space with a radiated beam : en
  • CH242622A - Filtration system with automatic cleaning. : en fr
  • GB577804A - Improvements in and relating to the production and processing of photographic materials : en
  • CH242751A - Transformer that causes the transition from an electrically symmetrical system to an asymmetrical one or vice versa. : de en
  • ES10858Y - Perfected rubber heel for easy replacement in footwear : en es
  • GB577786A - Improvements relating to gun and camera gun mountings : en
  • GB577663A - Improvements relating to thermionic generators for producing scanning and like voltages : en
  • ES173419A1 - AN AUTOMATIC MACHINE FOR CAPS OR CAPS TO BOTTLES OR BOTTLES : en es
  • ES172841A3 - A PROCEDURE FOR THE MANUFACTURE OF PENCILS-MINE AND THEIR ACCESSORIES, AS WELL AS THOSE OF STYLOGRAPHICS AND SIMILAR : en es
  • FR910250A - Improvement in chemical treatment processes for manganese ores : en fr
  • CA435027A - Imprinting machine : en fr
  • US2401053A - Measurement of surface tension : en
  • CH242605A - Process for the preparation of a new derivative of a ring-substituted aromatic oxy compound. : de en
  • CH242561A - Children's bed with foldable and lockable safety bars : de en
  • CH242623A - Chemical process and apparatus for reconditioning tools having sharp edges. : en fr
  • CA434984A - Vinylidene chloride fibre : en fr
  • CA434995A - Electric insulating material : en fr
  • CH242533A - Mower. : de en
  • US2401110A - Bag and method of making same : en
  • US2401132A - Fabricated elastic sheet material : en
  • CA435056A - Magnesium and magnesium alloys production : en fr
  • CA434955A - Foot scraper : en fr
  • US2400895A - Electron tube apparatus : en
  • US2401213A - Switch structure : en
  • US2401260A - Belting : en
  • US2401285A - Gas turbine system : en
  • AU357846A - Improvements in and relating to driving rods and like devices forthe aprons or plaques for chocolates, confectionery or other goods : en
  • CA434969A - Electrodeposition and product : en fr
  • CH242768A - Anti-slip device for vehicle wheels, in particular agricultural tractors. : en fr
  • CA435025A - Well logging : en fr
  • US2400928A - Block sander : en
  • US2401229A - Tower or mast : en
  • US2401235A - Heat transfer means : en
  • AU313246A - Improvement in microwave detector : en
  • CA435003A - Metal hydride production : en fr
  • CA434941A - Oil well tubing dewaxing tool : en fr
  • CA435032A - Knitting machine : en fr
  • CH242690A - Multi-stage centrifugal machine. : de en
  • ES12390Y - Improvement of sanitary order in the toilets. : en es
  • AU285446A - Improvements in or relating to heating arrangements especially suitable rooms indwelling houses andother buildings : en
  • CH242744A - Procedure and device for the confidentiality of spoken messages. : de en
  • AU121437B2 - Improvements in and relating to fastening means : en
  • CH242583A - Brassiere. : de en
  • US2400896A - Tuning system : en
  • US2401263A - Concrete form : en
  • US2401038A - Combined package and serving container : en
  • CH242582A - Brush nozzle for vacuum cleaner. : de en
  • AU351746A - Improvements in or relating to electric carrier wave signalling systems : en
  • CH242621A - Process for transforming cellulosic materials in pressed bales into artificial manure. : en fr
  • ES173089A1 - A PROCEDURE AND DEVICE FOR DISCONNECTING RADIO APPARATUS : en es
  • CA435004A - Cereal grain treating method : en fr
  • US2401039A - Filtering device : en
  • CA434939A - Selective control device : en fr
  • US2401289A - Photoelectric timer for roentgen photography : en
  • US2400878A - Method of inserting bolts into concrete : en
  • US2401029A - Circle indicator : en
  • US2401172A - Hoisting apparatus : en
  • AU2432445A - Brassiere : en
  • ES173408A1 - A PROCEDURE FOR THE INCUSEMENT OF METAL OF ORNAMENTATION WORK : en es
  • ES172934A3 - IMPROVEMENTS IN THE ORGANIZATION OF SUPPLIERS, IN STYLOGRAPHIC PENS : en es
  • FR910105A - Chromogenic photographic developer : en fr
  • FR910180A - Process for the operation of thermal motive power plants in which a working fluid describes a closed circuit : en fr
  • CA435044A - Stamping press cushioning device : en fr
  • ES12364Y - Apparatus to achieve the integral combustion of the almond shell. : en es
  • FR910077A - Toothbrush and its manufacturing process : en fr
  • FR910166A - Portable motor-operated device : en fr
  • GB577785A - Improvements in or relating to bullet-proof armour plating : en
  • GB577797A - Improvements in or relating to the manufacture of leather : en
  • US2401044A - Filter frame : en
  • FR910143A - Automatic lifting device more particularly applicable to motor vehicles : en fr
  • GB577749A - Improvements in and relating to the polymerisation of linear formals and esters thereof : en
  • GB577726A - Life raft release device : en
  • ES173410A1 - AN APPARATUS FOR THE CONTROL OF WELDING : en es
  • GB577685A - Method of and apparatus for production of lined bearing members : en
  • GB577782A - Improvements in and relating to aircraft sustaining rotors : en
  • FR910111A - Further development of electron multiplier amplifier tubes : en fr
  • US2401109A - Double-ended bag and method of making same : en
  • ES12467Y - Buckles applicable to belts, garters, suspenders and other similar garments. : en es
  • ES12948U - Shoe or similar with metallic midsole. (Machine-translation by Google Translate, not legally binding) : en es
  • CH242741A - Lipstick holder. : de en
  • ES169905A1 - A PROCEDURE, WITH THE CORRESPONDING APPARATUS, FOR THE CONTROL OF WELDING : en es
  • FR910100A - Sinusoidal voltage comparison device : en fr
  • US2400874A - Recovery of catalysts : en
  • US2400958A - Visor : en
  • USD144839S - Combined money clip and bottle cap remover : en
  • FR910204A - Packaging closure device : en fr
  • US2401195A - Game apparatus : en
  • GB577763A - Improvements relating to optical lenses : en
  • ES12952U - Closing for wallets and purses. (Machine-translation by Google Translate, not legally binding) : en es
  • FR910080A - New practical and attractive popularization method to easily learn material cutting : en fr
  • ES173443A1 - A THREADING MACHINE : en es
  • CH242546A - Process for the manufacture of apertured ceramic insulation panels. : de en
  • ES12419Y - Armchairs with changeable seat and backrest. : en es
  • ES12935U - Articulated doll. (Machine-translation by Google Translate, not legally binding) : en es
  • CA434958A - Garment hanger : en fr
  • GB577698A - Improvements in or relating to means for relieving excessive compression pressure inthe combustion chambers of internal combustion engines : en
  • GB577718A - Process for the production of coloured artificial filaments of high tenacity : en
  • ES173371A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MACHINES FOR THE MANUFACTURE OF COMPRESSES : en es
  • ES173324A1 - A PERFECTED SYSTEM FOR THE REFLECTION OF TOTAL OR PARTIALLY STRUCTURED OR CLOSED VESSELS : en es
  • ES12412Y - Combined furniture that performs indistinctly functions of dining room, bedroom, kitchen, office or office and living room or living room. : en es
  • FR910160A - Improvements to devices for sterilizing water by a high frequency current : en fr
  • GB577667A - Improvements relating to safety guards for machine tools : en
  • FR910060A - Board game : en fr
  • FR910198A - Cellular texture building material, its manufacturing process and its applications : en fr
  • ES173065A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CUTTING MACHINES : en es
  • ES12470Y - Breast holder : en es
  • US2400979A - Diesel electric marine drive : en
  • ES12884U - Switch for electrical installations. (Machine-translation by Google Translate, not legally binding) : en es
  • US2401141A - Packing material : en
  • US2401142A - Stacker : en
  • ES12958U - Ampoule or bottle to conserve substances deprived of atmospheric contact. (Machine-translation by Google Translate, not legally binding) : en es
  • US2400932A - Continuous production of heattreatable ferrous sections : en
  • FR910246A - Freezing process : en fr
  • FR910057A - Newly designed teleprinter : en fr
  • GB577767A - Improvements in collapsible cooking receptacle : en
  • GB577722A - Improvements in bore-measuring instruments : en
  • ES12404Y - Roll-dice. : en es
  • US2401256A - Electromagnetic centrifugal governor : en
  • ES12399Y - Lamp for lighting. : en es
  • ES12431Y - New manufacture of pajamas and similar garments. : en es
  • CA434946A - Felt conditioning method and apparatus : en fr
  • CH242678A - Safety razor. : de en
  • FR910123A - Automatic central heating adjustment device : en fr
  • ES171574A1 - IMPROVEMENTS IN REINFORCED CONCRETE CEILING SUPERSTRUCTURES : en es
  • ES12922U - Abrupt interruption device, for the electric current of lighting. (Machine-translation by Google Translate, not legally binding) : en es
  • US2401055A - Composition of matter and method : en
  • ES167999A1 - A THERMAL VALVE SWITCH : en es
  • US2401129A - Valve : en
  • US2401217A - Wax composition and method of preparing the same : en
  • USD144859S - Design for a dressing table : en
  • FR910165A - Anode device for mutator without pump : en fr
  • US2400992A - Remote control for welding apparatus : en
  • ES12347Y - Device to facilitate the gumming operation. : en es
  • FR910159A - Fuel dispensing device for automatic and intermittent loading of ceramic furnaces : en fr
  • GB577650A - Improvements in or relating to the manufacture of reinforced slivers of glass or like material : en
  • GB577755A - Improvements relating to pit props and like supports : en
  • ES169867A1 - A PROCEDURE TO BENEFIT MINERALS THAT ARE NOT SULPHURES : en es
  • FR910090A - Toothbrush with mirror : en fr
  • US2401225A - Production of anthraquinone : en
  • ES173393A1 - AN OPTICAL VISUAL PROTECTION SYSTEM AGAINST THE DIZZINESS : en es
  • FR910107A - Resonance relay for remote control : en fr
  • FR910173A - Improvements to the antennas of electric torches for small parts and in particular for dental prostheses : en fr
  • US2401279A - Method of and apparatus for finishing split sealing rings : en
  • FR910074A - Heat exchange installation operating with liquid : en fr
  • FR910110A - Automatic gear change : en fr
  • FR910054A - Process for injecting into the suction line of an internal combustion engine auxiliary fuel intended to facilitate starting and installation for carrying out the process : en fr
  • FR910089A - Machine tool comprising a hydraulically controlled part-to-jig copy installation : en fr
  • FR910134A - Hydro-slider : en fr
  • CA434940A - Adjusting machine automatic control device : en fr
  • CH242638A - Reproduction device for documentation purposes. : de en
  • AU128613B2 - Improvements in and relating to driving rods and like devices forthe aprons or plaques for chocolates, confectionery or other goods : en
  • CA435006A - Cereal grain cleaning process : en fr
  • CH242707A - Unit, consisting of a three-phase direct current single armature converter with rotating brushes as the front machine and a direct current motor as the rear machine. : de en
  • BE464750A - : en fr
  • GB577635A - Improvement in textile printing apparatus : en
  • US2401125A - Duplex rail assembling elevator : en
  • USD144837S - Design for a suit : en
  • US2400876A - Organic compounds and method of making same : en
  • US2400927A - Sheet guide : en
  • FR910115A - Rapid regulation device : en fr
  • CH242729A - X-ray apparatus with at least one X-ray tube and with regulating devices for the tube current. : de en
  • US2400943A - Photographic tank reel : en
  • US2401220A - Method of forming sprayed layers : en
  • FR910209A - Manufacturing process of seals for cylinder heads of engines, exhausts, compressors, explosion machines and other similar : en fr
  • ES11844Y - Garment for women, called combination, perfected. : en es
  • US2401152A - Cotton conveying apparatus for cotton pickers : en
  • SU66390A1 - The method of obtaining profiles of variable cross-section length : en ru
  • USD144831S - Design for a costume jewelry pin : en
  • ES12358Y - Fixed lid with handle, in one single piece, adaptable to bottle, jug and other containers or containers. : en es
  • ES173320A1 - IMPROVEMENTS MADE IN PHOTOGRAPHIC ELEMENTS SENSITIVE TO LIGHT OR ANALOG PHOTOGRAPHIC MATERIALS : en es
  • CH242752A - Monitoring device connected to a telecommunications technology device. : de en
  • FR910104A - Method of preparation of thioindoxyl and thioindoxyl alpha carbonic acid : en fr
  • US2401216A - Presser-foot lifting mechanism for sewing machines : en
  • US2401137A - Combined sill brace and draft gear stop : en
  • US2400955A - Beverage container and dispenser : en
  • US2401098A - Water closet : en
  • GB577658A - Improvements in or relating to steam supply systems for central heating and other purposes : en
  • US2401203A - Material separating and delivery means : en
  • CA435054A - Pocket implement : en fr
  • USD144827S - Drill press or similar article : en
  • CH242543A - Process for operating heat pump systems and equipment for carrying out the process. : de en
  • CH242695A - Internal combustion engine. : de en
  • DK64515C - Cold cuts machine. : da en
  • ES12383Y - Bottle carrying a rolled ribbon with texts and drawings. : en es
  • IE17631L - Electric coil terminal conections. : en
  • US2401060A - Index : en
  • US2401054A - Combination work and jig support : en
  • US2401002A - Machine for working wood and the like : en
  • US2401243A - Electric welding : en
  • FR910058A - Automatic photographic enlarger : en fr
  • GB577666A - Improvements relating to the preparation of sulphuric esters : en
  • BE464815A - Fast telegraph device : en fr
  • US2400870A - Submarine signaling apparatus : en
  • US2401199A - Chime : en
  • US2401165A - Metalworking machine : en
  • CH242587A - Metal spatula for shoe repairs. : de en
  • ES173345A1 - A PROCEDURE FOR MANUFACTURING GLASS APPARATUS FOR LABORATORIES : en es
  • US2400887A - High-speed motion-picture camera : en
  • CH242699A - Gas turbine system with a circuit of the working medium. : de en
  • US2401072A - Turret lathe headstock : en
  • US2401190A - Fluid actuated tool : en
  • CH242637A - Tripod, in particular for cinema recording apparatus. : de en
  • US2400977A - Preheating system for internalcombustion engines : en
  • CA435031A - Powdered metal briquette applying apparatus : en fr
  • CH242650A - Device for measuring the rotation of a shaft during power transmission. : de en
  • BE461519A - : en
  • US2401143A - Hair comb : en
  • US2401157A - Shirt collar construction : en
  • GB577660A - Improvements in or relating to cop winding machines : en
  • US2401047A - Coating apparatus : en
  • GB577648A - Improvements in or relating to telephone systems : en
  • CA435022A - Solid material separation : en fr
  • CA435010A - Image forming method with dichroic materials : en fr
  • CA435011A - Electron discharge device : en fr
  • CH242686A - Installation on pipes for water, gas, etc. to reduce corrosion. : de en
  • CH242730A - Electromagnetic relay. : de en
  • CA434988A - Plastic cement : en fr
  • CH242682A - Pyrophoric pocket lighter. : en fr
  • CA435014A - Cathode manufacture : en fr
  • US2401275A - Crossing gate : en
  • BE464455A - Jumping stick : en fr
  • US2401267A - Preparation of nitrolic acids and pseudonitroles : en
  • US2401018A - Stereotype matrix : en
  • US2401202A - Fastening device : en
  • FR910202A - Cutting blade for cutting logs with minimum effort, and its mounting device : en fr
  • GB577669A - Improvements in or relating to mirrors : en
  • GB577802A - Hydraulic control valves : en
  • GB577789A - Improvements in the production of antimony coatings on iron and steel : en
  • CH242756A - Device for counting and filling objects of the same dimensions, such as tablets, into a container. : de en
  • CA435053A - Animal trap : en fr
  • CH242560A - Furniture that can be converted into seating and reclining furniture. : de en
  • US2401122A - Sand expansion indicator : en
  • US2401291A - Racket string : en
  • BE464723A - Improvements to induced current couplings : en fr
  • CH242759A - Packaging and method of making same. : de en
  • CH242652A - Multi-part bushing insulator for rod current transformers. : de en
  • CH242664A - Hot tool that is exposed to the action of hot workpieces. : de en
  • CH242657A - Oscillating device regulator of clockwork movement. : en fr
  • AU135256B2 - Control devices and systems : en
  • AU130360B2 - Improvements in or relating to methods of soldering metal details : en
  • CH242662A - Chronograph. : en fr
  • CH242660A - Pull winding and setting mechanism. : en fr
  • ES173333A1 - IMPROVEMENTS IN SUSPENSION OF HEAD ARMOURS OF ELECTRICAL RECORDERS OR REPRODUCERS : en es
  • AU2013645A - Air-water partitions : en
  • US2401139A - Subsoiler : en
  • ES12448Y - Shoe last to avoid deformation of the shoe. : en es
  • US2400880A - Adjustable ventilation terminal : en
  • US2400905A - Expansion control of molds and the like : en
  • CH242640A - Double fountain pen. : de en
  • US2400934A - Amines and purification thereof : en
  • CH242672A - Tap wrench. : de en
  • ES12421Y - Musical book-toy. : en es
  • GB577713A - Means for electric pulse generation : en
  • US2401001A - Process for treating antimony drosses : en
  • AU136429B2 - Groundspeed meter : en
  • CH242731A - Contact device for automatic pulse regulators and control relays. : de en
  • USD144874S - Design fob a child s wheeled toy : en
  • FR910094A - Stackable metal hutches : en fr
  • US2401177A - Display card : en
  • CH242631A - Typewriter. : en fr
  • US2401219A - Beta-dimethylaminoethyl ester of benzilic acid and its acid addition salts : en
  • AU131272B2 - Open-phase protective apparatus for polyphase induction motors : en
  • AU136351B2 - Improvements in or relating to electric carrier wave signalling systems : en
  • US2401196A - Dicarboxylic salts of polyhydroxy tertiary amines : en
  • ES12967U - Improved nozzle, applicable to smoking pipes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR910059A - Device for the use of glue without brush : en fr
  • US2401138A - Resin bonded abrasives : en
  • CA434935A - Servo-motor : en fr
  • CH242577A - Process and device for the permanent cleaning of the drum clothing of cards for fibrous materials. : de en
  • US2401094A - Time delay apparatus : en
  • US2400937A - Antenna system : en
  • BE464523A - : en
  • ES12411Y - Mechanical block for construction. : en es
  • US2401140A - Explosive cartridge assembly : en
  • US2400962A - Extractor : en
  • CA434966A - Method of treating liquid media to remove cations : en fr
  • CA434978A - Plastic traveller : en fr
  • DK64507C - Radio receiver with a Station scale which is pivotable towards its upper side. : da en
  • US2400917A - Spark plug and the manufacture thereof : en
  • USD144873S - Combination end table and cabinet : en
  • AU121464B2 - Improved power actuated disc brake for wheels of vehicles or the like : en
  • CH242734A - Vein fixation instrument. : de en
  • US2401119A - Well tool : en
  • USD144864S - Design for a radio receiver : en
  • AU1337244A - An automatic winch for absorbing shock in lines for launching aircraft or other bodies into the air : en
  • FR910095A - Self-closing tap ensured by the action of a spring combined with water pressure : en fr
  • FR910182A - : fr
  • US2400940A - Gas detection apparatus : en
  • AU130991B2 - Resonant circuits for ultrahigh frequencies : en
  • AU121447B2 - Combination stabilizer strut and shock absorber : en
  • US2400913A - New composition of matter : en
  • ES12375Y - Roulette applicable to all kinds of game boards. : en es
  • FR910157A - Hygienic container for small animals : en fr
  • US2400995A - Gummed product : en
  • US2401134A - Device for adjusting objectives of different focal lengths in cameras : en
  • BE464288A - : en
  • AU129341B2 - Improvement in ratio altimeter : en
  • AU135930B2 - Signalling system : en
  • CH242535A - Apparatus for sterilizing the soil in cultivation plants in order to increase the harvest yield. : de en
  • CH242755A - Purse. : de en
  • CA435033A - Telephone system : en fr
  • CH242538A - Vaulted wall covering for buildings and procedure for its construction. : en it
  • CH242726A - Surge voltage device with capacitors, which are connected in parallel via resistors and in series via spark gaps. : de en
  • CH242541A - Rail joint designed to eliminate impacts when passing vehicles : en it
  • US2400877A - Optical device and method and manufacture thereof : en
  • US2400906A - Ice remover : en
  • US2401013A - Firing circuit for ignitrons : en
  • USD144854S - Design for a cigarette holder : en
  • US2401124A - Filling nozzle valve : en
  • FR910248A - Motor protection circuit breaker, delayed tripping and quick tripping : en fr
  • CA434982A - Collapsible cooking receptacle : en fr
  • CH242559A - Built-in furniture. : de en
  • CH242645A - Toy. : en it
  • US2400970A - Lock device for well tools : en
  • BE464521A - : en
  • AU121452B2 - Improvements in or relating to negative feedback amplifiers : en
  • US2401283A - Venetian blind : en
  • US2401037A - Variable resistance device : en
  • BE464479A - : en
  • GB577639A - Improvements in and relating to lifting jacks : en
  • PL33212B1 - _ A fountain pen with a replaceable ink tank. : en pl
  • CH242681A - Smoking device. : de en
  • US2401112A - Fluid controlling valve : en
  • AU133711B2 - Improvements in or relating tothe manufacture of Polyvinylchloride films : en
  • AU134097B2 - Improvements in or relating to grinding or abrading machines for use in refacing valves : en
  • CA434971A - Tow to top converting process : en fr
  • CA435021A - Solid material separation : en fr
  • CH242606A - Process for the production of sorbitol by hydrogenating glucose. : de en
  • US2400888A - Liquid dispensing device : en
  • CA434936A - Sole leather tanning machine : en fr
  • CH242705A - Liquid for making water difficult to freeze and process for making it. : en fr
  • CA435013A - Magnetic volume control : en fr
  • CA435012A - Cathode for electron discharge device : en fr
  • US2401103A - Folding machine and control therefor : en
  • US2401237A - Booster pressure relief valve : en
  • FR910082A - Process for annealing solder joints on tubular-shaped bodies, and device for its implementation : en fr
  • GB577808A - Improvements in wringers : en
  • ES173422A2 - PROCEDURE FOR OBTAINING AN INSECTICIDE AND DISINFECTANT FUMIGEN PRODUCT : en es
  • AU387746A - Switching devices : en
  • AU121453B2 - Lighter for smokers and others : en
  • CH242563A - Holder for a device, such as a T.S.F. : en fr
  • CH242783A - Process for the preparation of a new amide derivative. : de en
  • SU66273A1 - Fully armored pool : en ru
  • CA435051A - Pentaerythritol manufacturing process : en fr
  • AU132778B2 - Switching devices : en
  • CA435043A - Web splicing : en fr
  • CH242608A - Process for the preparation of a new oxyhydrophenanthrene carboxylic acid derivative. : de en
  • GB577656A - Improvements in and relating to semi-rotary internal-combustion engines : en
  • US2401000A - Milling fixture : en
  • US2401041A - Support : en
  • US2401223A - Protector device : en
  • USD144845S - Design for a jacket : en
  • FR910064A - New gear change system : en fr
  • FR910129A - Improvement in television systems : en fr
  • AU388046A - Signalling system : en
  • CH242696A - Internal combustion engine. : de en
  • CH242713A - Compressed gas switch with a movable contact in the switching chamber, which is also intended for the power interruption and the subsequent voltage disconnection. : de en
  • FR910183A - Elastic coupling : en fr
  • US2401093A - Tunnel furnace : en
  • CA434974A - Plastic traveller : en fr
  • CH242596A - Process and device for cleaning vapors flowing out of evaporator systems. : de en
  • AU1199743A - Lighter for smokers and others : en
  • AU387646A - Pulse generators : en
  • US2401204A - Pallet and wear lug therefor : en
  • US2401151A - Water heater : en
  • CA435055A - Grain loader : en fr
  • US2400936A - Line shorting contactor : en
  • AU380746A - Resonant circuits for ultrahigh frequencies : en
  • GB577774A - Improvements in high-frequency cap type connector couplings : en
  • DK64506C - Apparatus for storing and conveying strips of flexible material, in particular paper. : da en
  • FR910076A - Valve enhancements for controlling fluid flow : en fr
  • CH242688A - Rubber seal. : de en
  • AU121457B2 - An automatic winch for absorbing shock in lines for launching aircraft or other bodies into the air : en
  • AU121456B2 - Improvements in automatic gain control systems for radio receivers : en
  • CH242581A - Machine for straightening the weft threads of textile fabrics. : de en
  • FR910176A - Extendable and retractable or folding tail plane : en fr
  • US2401178A - Adjustable v-belt sheave : en
  • ES12471Y - Reinforced panty. : en es
  • CH242613A - Non-corrosive lubricant. : de en
  • ES12315Y - Garter brooch. : en es
  • ES173383A1 - A PROCEDURE FOR THE OBTAINING OF AN ENAMEL MASS : en es
  • FR910171A - Frame support for beehives : en fr
  • ES144062A1 - Improvements introduced in the manufacture of transmission belts. : en es
  • USD144858S - Radio chassis blank base or the like : en
  • USD144855S - Design for a cigarette case : en
  • GB577714A - Improvements in or relating to thermostatic metals : en
  • ES12422Y - Burner for heavy oils. : en es
  • GB577644A - Improvements in or relating to apparatus for administering inhalant gases : en
  • GB577694A - Improvements in and relating to luminescent materials : en
  • FR910106A - Binding system for film strips : en fr
  • GR10670B - SILENTLY AFTER MILK AND YOURS. : el en
  • GB577752A - Improvements in and relating to adhesive-coated fabrics : en
  • GB577803A - Improvements relating to centrifugal pendulums : en
  • DK64510C - Method for Increasing the Spinnability and Feltability of Protein Fibers. : da en
  • US2400973A - Method of making rubber wheels : en
  • ES173088A3 - SOME PERFECTIONS IN THE MANUFACTURE OF STYLOGRAPHIC PENS : en es
  • FR910119A - Process for accelerating the setting of cement concrete by electric heating of an electrolytic solution acting as mixing water : en fr
  • FR910087A - Improvements to lamps used in projectors : en fr
  • ES12452Y - Folding chair that serves as a cane. : en es
  • ES12367Y - Toy. : en es
  • ES12447Y - Toy with reciprocating movement that reproduces the trotting of the animal it represents. : en es
  • US2401095A - Distillation products of acylated shell liquids and methods of making same : en
  • US2401200A - Glove : en
  • FR910191A - Arrangement of the working surface of a solid moving in relative motion with respect to a fluid : en fr
  • FR910199A - Alternator : en fr
  • CA434952A - Wheel structure : en fr
  • GB577796A - Arrangement for aligning synchronised rotating devices : en
  • ES173339A1 - A PROCEDURE FOR BUILDING SOILS WITH ARMED PIECES : en es
  • ES173401A3 - A MACHINE FOR CLEANING AND SELECTING CEREALS AND OTHER GRAINS : en es
  • US2400875A - Absorption and recovery of fluorides in amines of low basicity : en
  • US2400984A - Circuit breaker : en
  • ES11909Y - Impregnated tape for dielectic uses and other applications. : en es
  • US2400964A - Lubricating means for drive mechanism : en
  • US2401184A - Fastening device : en
  • FR910117A - Advanced training in devices for transmitting high frequency currents on a high voltage power transmission line : en fr
  • ES173086A1 - A NEW FILTER SYSTEM, WITH ITS CORRESPONDING APPARATUS FOR THE REDUCTION OF HARD WATERS : en es
  • USD144840S - Design fob a camera support : en
  • ES173390A1 - A PROCEDURE FOR THE CONSTRUCTION OF VERY LARGE CONCRETE SURFACES, CAPABLE OF RECEIVING HEAVY LOADS, PARTICULARLY INTENDED FOR AIRCRAFT TAKE-OFF RUNWAYS : en es
  • GB577681A - Improvements in or relating to shoe fitting apparatus : en
  • GB577788A - Improvements in or relating to apparatus for determining corrections for a gun or the like mounted on a tilted platform : en
  • FR910085A - Metal trim for beehive frames : en fr
  • US2400933A - Undercutting tool : en
  • USD144879S - Whitworth airplane : en
  • CH242772A - Bicycle with seat post. : de en
  • GB577787A - Improvements in bomb carriers for aircraft : en
  • US2401088A - Bottom filler for shoes : en
  • ES12456Y - Newly structured chess and checkers board. : en es
  • FR910137A - Method and device for wetting the gummed strips, and in particular the gummed edges of the envelope legs : en fr
  • ES173384A1 - AN ELECTRONIC RELAY FOR ELECTROMEDICAL APPLICATIONS : en es
  • US2400999A - Control system for electric motors : en
  • AU136813B2 - Electron Discharge Devices : en
  • CH242760A - Hermetically sealed packaging. : de en
  • US2400897A - Electrical tuning system : en
  • ES12451Y - Collar for hydraulic cylinder pistons. : en es
  • CA434990A - Rubber stock cutting and splicing method and apparatus : en fr
  • GB577678A - Improvements in or relating to recording apparatus such as typewriters, tabulating or similar machines : en
  • US2400925A - Luminescent material : en
  • GB577675A - Improvements in or relating to instruments incorporating window-covered scales or charts : en
  • US2400914A - Lattice display : en
  • GB577809A - Improvements relating to the filling of cylinders with compressed gas : en
  • AU133303B2 - Improvement in microwave detector : en
  • CH242566A - Box for storing spices and spice bottles. : de en
  • CH242780A - Detachable assembly device for construction elements. : en fr
  • AU1165143A - Improvements in or relating to negative feedback amplifiers : en
  • US2400901A - Heating stove : en
  • US2401251A - Ship ladder : en
  • FR910221A - Quick universal head for horizontal milling machine : en fr
  • GB577812A - Improvements in and relating to the production and processing of photographic materials : en
  • ES173445A1 - A VACUUM TUBE CLOSURE PROCEDURE : en es
  • ES12328Y - Kitchen perfected to burn peels and other small fuel. : en es
  • ES12409Y - Quick assembly folding box or container. : en es
  • GB577646A - A new or improved puzzle apparatus : en
  • ES12902U - Fire hoses or other hoses (Machine-translation by Google Translate, not legally binding) : en es
  • FR910207A - Torpedo protection device : en fr
  • AU382746A - Improvement in wave-signal transiating arrangement : en
  • CH242743A - Stabilized two-wire amplifier. : de en
  • ES12460Y - Perfected container. : en es
  • FR910079A - Mechanism for transforming reciprocating motion into continuous circular motion : en fr
  • US2401077A - Method of sterilizing liquids : en
  • US2401240A - Angle drive mechanism : en
  • FR910181A - Open-pitch, double-stroke, imperative-control weave mechanics for looms : en fr
  • ES12559U - Notebook or block of notes with rings or inarticulate rings. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173436A1 - AN OPERATING MECHANISM FOR PROPULSION PROPELLERS : en es
  • GB577720A - Improvements relating to apparatus for heating insulating material by subjecting it to a high frequency field of electric force : en
  • GR10675B - CONVERTING DEVICE OF SOCKET MACHINES, MEN'S AND WOMEN'S SOCKS, "OLD TYPE" COTTON SYSTEM AND "COTTON COMPLETE" SYSTEM. : el en
  • GB577708A - Improvements in the cooling of articles of synthetic rubber and like moulded material : en
  • FR910153A - Improvements to hammers and similar tools : en fr
  • GB577700A - Improvements in or relating to pipe or like joints for high temperatures and pressures : en
  • ES12474Y - Safety clasp applicable to necklaces, bracelets and the like. : en es
  • FR910232A - Device for fixing the cap of a gasifier : en fr
  • GB577676A - Improvements in or relating to the production of reinforced plastic articles : en
  • ES12473Y - Double fixing rivet piece. : en es
  • GB577766A - Improvements in or relating to overall chains for road vehicle wheels : en
  • FR910093A - Improvements in road construction : en fr
  • ES173388A1 - A MECHANISM TO TRANSFORM THE ROTARY MOVEMENT OF AN AXIS IN ANOTHER MOVEMENT OF PARALLEL SENSE TO THE SAME AND OF ADJUSTABLE AMPLITUDE : en es
  • GB577651A - Improvements in or relating to bomb tails : en
  • GB577652A - Improvements in or relating to the driving gear of a charger device of an aircraft engine : en
  • USD144830S - Design for a costume jewelry pin : en
  • ES12934U - Unforgeable identity document (Machine-translation by Google Translate, not legally binding) : en es
  • FR910116A - Gas purification process using ultrasonic waves : en fr
  • ES12968U - Piece of own ceramics for the plating of floors, walls and frontispieces of all kinds of urban buildings (Machine-translation by Google Translate, not legally binding) : en es
  • CH242539A - Masonry. : de en
  • CH242556A - Solid fuel gas generator. : de en
  • USD144860S - Design for a finger ring : en
  • US2401108A - Seal for shafts : en
  • CH242781A - Clothes hanger. : de en
  • FR910051A - Decanter for all liquids : en fr
  • IE17302L - Sealing cans, bottles, etc. : en
  • FR910187A - Glider or similar flying device : en fr
  • US2401069A - Laminated bucket : en
  • DK64520C - Device at downspout wells with shut-off valve. : da en
  • CH242576A - Device for automatic replacement of winding shafts on spinning preparation machines. : de en
  • US2400969A - Combination valve and water adapter for tire tubes : en
  • ES12361Y - Metallic candle. : en es
  • GB577771A - New polymeric substances : en
  • US2400944A - Lamp shade : en
  • US2401034A - Firearm : en
  • USD144828S - Design fob a lamp or similar article : en
  • USD144865S - Design for an adhesive tape dispenser : en
  • FR910186A - Installation of bells, chimes, chimes of hours for churches or similar applications : en fr
  • GB577712A - Improvements in electromagnetic testing devices : en
  • ES12945U - Removable ladder. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173441A1 - IMPROVEMENTS MADE IN THE PARACHUTE CORDS : en es
  • FR910071A - Intensive cultivation process : en fr
  • US2401046A - Safety device for liquid sealed gas pressure floats : en
  • ES12974U - Poster box. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577765A - Improvements relating to reinforced porous metal or alloy members : en
  • FR910138A - Plate press device, liquid pressure, for guillotine shears : en fr
  • FR910192A - Dual circuit electro-resistant microphone : en fr
  • US2400884A - Heat-insulating material : en
  • USD144852S - Design for a mask or similar article : en
  • US2401012A - Apparatus for applying treating mediums : en
  • USD144832S - Design for a suit : en
  • US2401287A - Continuous electrolytic gas testing : en
  • CH242670A - Recovery lathe tailstock. : en fr
  • CH242786A - Process for the manufacture of folded tubes. : de en
  • US2401015A - Cement : en
  • US2401221A - Method of impregnating porous metal parts : en
  • AU138521B2 - Improvements in or relating to devices with maximum coupling for connecting driving shaft whichis disengaged upon overloading : en
  • CH242639A - Multi-lead pen. : de en
  • US2401004A - Fluid pressure actuated modulating control means : en
  • DK64511C - Deckchair with Suspended Strings Suspended Strange Track. : da en
  • CH242594A - Decanter. : en fr
  • CH242627A - Pen for loose-leaf books consisting of lined up parts. : de en
  • CH242586A - Tool for holding and driving nails into shoes. : de en
  • ES173435A1 - A PROCEDURE FOR OBTAINING NUTRITIONAL BROTHS : en es
  • US2401014A - Flashlight : en
  • BE464322A - Flame return device for toad stoves and cookers or so-called triangular toads : en fr
  • US2400916A - Safety lamp : en
  • USD144876S - Design for a cigarette lighter : en
  • AU1229843A - Improvements in or relating to absorption refrigeration apparatus : en
  • AU351546A - Improvements in or relating toan inductor consisting ofa permanent magnet of cylindrical or annular shape : en
  • CA435020A - Valve : en fr
  • CH242762A - Steel strap tensioning and closing device. : de en
  • CH242568A - Process for increasing the fire resistance of cooking vessels made from silicates. : de en
  • AU129318B2 - Air-water partitions : en
  • US2400926A - Chalking device : en
  • US2401261A - Esters of pentahalophenoxyalkanols : en
  • US2401205A - Monitor probe for high-frequency transmission lines : en
  • CA434962A - Transmission cable : en fr
  • CH242704A - Method for operating periodically operating heat transfer systems and device for carrying out the method. : de en
  • CH242663A - Procedure for rolling pencils. : de en
  • ES172104A1 - IMPROVEMENTS INTRODUCED IN THE MIXED MECHANICAL SPHERES OF PERCUSSION AND SELF-DESTRUCTION : en es
  • CH242773A - Undivided contact wire clamp. : de en
  • FR910092A - Vertical file classification system : en fr
  • AU136275B2 - Improvement in wave-signal transiating arrangement : en
  • CH242693A - Internal combustion engine system with a turbine operated by exhaust gases from an internal combustion engine. : de en
  • USD144869S - Design for an electric light bowl : en
  • GB577642A - Improvements in or relating to the manufacture of bandage or gauze containing sulphonamide derivatives : en
  • CH242735A - Method and device for the production of rubber sheets with veined cross-section for dental prostheses from stacked, differently colored individual sheets. : de en
  • CH242746A - Device for ultra-high frequency oscillations with a discharge tube in which an electron beam is generated. : de en
  • CH242742A - Telegraphic installation. : en it
  • US2401074A - Countersink bevel recessing tool : en
  • AU134837B2 - Improvements in or relating tothe welding of metal studs andthe like to metal plates andthe like : en
  • CA434970A - Cyanoethyl cellulose preparation : en fr
  • BE464522A - : en fr
  • CH242711A - Circuit breaker. : de en
  • AU121459B2 - Improvements in or relating tothe joining of wires, particularly fine wires used inthe manufacture of electric coils : en
  • CA435009A - Electric conductor joint : en fr
  • US2400981A - Ball push toy : en
  • US2401022A - Attachment of lazy tong bracelets and end hooks : en
  • US2401078A - Carriage chuck and boring bar : en
  • FR910211A - Shoe heel fitting : en fr
  • FR910217A - Motor without moving parts : en fr
  • US2401180A - Method of making molded plastic articles : en
  • CA434967A - Insulator cutting machine : en fr
  • CH242603A - Process for the preparation of vinyl esters of carboxylic acids. : de en
  • CH242782A - Process for the preparation of a new amide derivative. : de en
  • US2401003A - Electromagnetic clutch : en
  • US2401272A - Plasticized cellulose acetate composition : en
  • ES12428Y - Device for viewing animated scenes. : en es
  • FR910148A - Device for adjusting the selectivity, tone and intensity of radio receivers : en fr
  • GB577769A - Improvements in or relating to machines for casting stereotype plates : en
  • GB577776A - Improvements in joining means for structural elements : en
  • ES12384Y - Electric stove. : en es
  • CA435036A - Switching mechanism : en fr
  • FR910184A - fuel saver for combustion engines such as those in motor cars : en fr
  • GB577730A - Improvements in and relating to electric motors : en
  • GB577725A - Improvements relating to railway traffic controlling apparatus : en
  • CA434968A - Motor control system : en fr
  • ES173045A1 - A NEW ELECTRICAL CURRENT CELL RECTIFIER SYSTEM : en es
  • GB577634A - Manufacture of basic esters of ª‡-alkyl- or ª‡-cycloalkyl-aryl carbinols and of quaternary ammonium compounds formed therefrom : en
  • GB577701A - Improvements in or relating to foldable or collapsible bedsteads : en
  • GB577719A - Improvements relating to apparatus for heating insulating material by subjecting it to a high frequency field of electric force : en
  • ES12944U - Tbroche applicable to jewelry and costume jewelery, especially bracelets. (Machine-translation by Google Translate, not legally binding) : en es
  • US2400963A - Pneumatic thread remover for weft replenishing looms : en
  • USD144841S - De vry : en
  • ES9315Y - Very soft and light rubber sole shoe assembly method. : en es
  • FR910062A - Apparatus for extracting fluid from the body or injecting fluid into the body : en fr
  • US2401173A - Stereoscopic presentation of pictures : en
  • US2400919A - Amplifier circuit : en
  • FR910131A - Further training in electronic analyzers : en fr
  • FR910141A - Dynamometer : en fr
  • ES12313Y - Special closing box. : en es
  • ES173360A1 - A PROCESS OF MANUFACTURE OF FOOT TUBES MADE OF CRYSTAL : en es
  • GB577783A - Improvements relating to aircraft with folding wings : en
  • ES12962U - Rod-hinge for glasses. (Machine-translation by Google Translate, not legally binding) : en es
  • FR910214A - Pressure cooker : en fr
  • CH242675A - Process for the manufacture of bodies containing various substances. : de en
  • FR910127A - Power transmission line protection device : en fr
  • GB577794A - Improvements relating to dash-pots for electric circuit-breakers : en
  • CH242574A - Method and device for dry spinning of synthetic fibers. : de en
  • CH242717A - Device for programmatic control of electric drives. : de en
  • ES173379A1 - A MACHINE FOR THE MANUFACTURE OF FOOTWEAR : en es
  • ES12118Y - Mold for the manufacture of rubber soles for footwear. : en es
  • ES12949U - Wardrobe bed (Machine-translation by Google Translate, not legally binding) : en es
  • ES173334A1 - A ROTARY FUEL OVEN OF FLAME OF REVERSE FLAME AND VARIABLE POSITION WITHIN THE OVEN AND SPECIAL DOOR OF NON-FLUID SLOPE DEPARTURES : en es
  • FR910229A - Truss : en fr
  • US2400966A - Multicolor printing machine : en
  • US2400920A - Tensile testing machine : en
  • CH242592A - Device for introducing and executing the shopping cart in the resp. from the smoking room of a smokehouse. : de en
  • US2401133A - Chlorinated rubber product and method of producing : en
  • USRE22761E - Transmission : en
  • GB577721A - Improvements in or relating to open texture fabrics and screens : en
  • ES12921U - Case-library for children's stories. (Machine-translation by Google Translate, not legally binding) : en es
  • US2401026A - Infant's sleeping garment combination : en
  • CH242740A - Mirror powder box. : en fr
  • USD144863S - Design for a radio receiver : en
  • GB577662A - Improvements in resonators for use in wave-guide electrical communication systems : en
  • CH242598A - Method and device for dispersing solid and liquid substances. : de en
  • AU317746A - Frequency modulation receiver : en
  • CH242624A - Paper and cardboard sizing process. : en fr
  • GB577715A - Improvements in draught excluders for doors : en
  • ES12961U - Utensil for cleaning floors, floors and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • AU2037448A - Improvements in or relating to devices with maximum coupling for connecting driving shaft whichis disengaged upon overloading : en
  • FR910114A - Improvements to telephone systems and particularly to systems called secret dicordes : en fr
  • GB577801A - Improvements in and relating to voltage responsive thermionic valve circuit arrangements : en
  • FR910135A - Operating device for electric switches operated by compressed air : en fr
  • GB577686A - Improvements relating to keys : en
  • FR910242A - Riveting process and rivet obtained by this process : en fr
  • ES12356Y - Metal weatherstrip. : en es
  • ES173418A1 - A MANUAL MACHINE WITH DIE FOR THE PLACEMENT OF STAPLES IN TIRE REPAIRS : en es
  • CH242754A - Marker board. : de en
  • CA435001A - Dolly : en fr
  • ES12931U - Device designed to prevent milk from leaking out when it boils. : en es
  • CH242738A - Automatic operation machine for dosed filling and closing of injection vials. : en it
  • US2400931A - Continuous production of heattreatable ferrous sections : en
  • CA434977A - Plastic traveller : en fr
  • CA435052A - File cutting method and apparatus : en fr
  • US2400930A - Bead lock : en
  • US2401154A - Control system : en
  • USD144878S - Design fob a scissors hone : en
  • US2401091A - Air brake slack adjuster : en
  • AU370946A - Improvements in or relating to protective relaying systems : en
  • US2401051A - Photographic emulsions and methods : en
  • CA434948A - Cover removing tool : en fr
  • CH242552A - Siphon for urinals. : de en
  • ES173342A2 - ADDITION TO THE MAIN PATENT : en es
  • US2401050A - Gripping device : en
  • ES12956U - Ball with reinforcement internal armor for table tennis. (Machine-translation by Google Translate, not legally binding) : en es
  • CH242694A - Rear engine for streamlined vehicles. : de en
  • FR910194A - Resonance receiving relay device : en fr
  • ES7898Y - Folding frame, made of cardboard or similar materials, applicable to boxes that must contain glass or crystal ampoules, or other fragile objects. : en es
  • FR910178A - Stitching device : en fr
  • AU135728B2 - Signal system : en
  • AU386946A - Signal system : en
  • BE464812A - Air pressure sprinkler with wind bottle : en nl
  • AU385146A - Improvements in or relating to grinding or abrading machines for use in refacing valves : en
  • CA435034A - Distant talking loud-speaker telephone system : en fr
  • US2401008A - Circuit interrupter : en
  • US2401009A - Series capacitor protection : en
  • US2401241A - Frame for miniature pictures : en
  • USD144847S - Design for an electric sadiron : en
  • ES12402Y - Pocket opener and cork remover. : en es
  • US2401230A - Inflatable protective container : en
  • FR910201A - Jaws with movable tenons for the use of bits sections or helical-cut drills : en fr
  • GB577654A - Improvements in or relating to protective devices for electrical apparatus : en
  • ES172163A1 - A PROCEDURE FOR THE MANUFACTURE OF AGGLOMERATED CORK ROLLERS FOR LITHOGRAPHIC, FLAT AND ROTARY OFFSET PRINTING MACHINES AND FOR TYPOGRAPHY, ROTARY, FLAT, MINERVAS AND THEIR SIMILARS : en es
  • ES173386A1 - IMPROVEMENTS IN THE MANUFACTURING METHODS OF COMMUNICATION CABLES : en es
  • FR910091A - Toothbrush : en fr
  • FR910236A - Hygienic brush system for household use, toiletries, etc. : en fr
  • US2401262A - Internal-combustion engine : en
  • US2400978A - Torque indicating tool : en
  • US2401211A - Cylinder head : en
  • CH242580A - Sewing utensil furniture. : de en
  • ES172475A1 - A PROCEDURE, WITH THE CORRESPONDING APPARATUS TO PRODUCE DRINKING WATER AND OTHER LIQUIDS : en es
  • FR910238A - Automatic unit injector for explosion or combustion engines operating with combustible liquid, lubricating or not : en fr
  • GB577711A - Improvements in means for loading vehicles : en
  • FR910197A - Hydraulic pressure transformer : en fr
  • GB577710A - Improvements in or relating to electric impulse generators : en
  • CH242651A - Tube voltmeter in bridge circuit. : de en
  • CH242665A - Material with high fatigue strength. : de en
  • BE464380A - : en fr
  • FR910109A - Mechanical splitter with double or multiple effects, for vertical and horizontal splitting of wood : en fr
  • GB577735A - New and useful materials derived from ethylene urea : en
  • ES12453Y - Pivot or pin-rivet for automatic binding. : en es
  • ES12941U - Numerator wheel, labeling and commercial formulas of solid rubber and in a single block. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12336Y - Rocket or firecracker made for propaganda purposes. : en es
  • US2401250A - Earth drill : en
  • ES12432Y - Squeeze oranges and other similar fruits. : en es
  • FR910055A - Tile-noquet for roofs : en fr
  • GB577671A - Improvements in the production and manufacture of high octane number blending liquids from the gases obtained in the distillation or cracking of carbonaceous materials : en
  • ES12385Y - A form of connection. : en es
  • ES12426Y - By a toy submachine gun : en es
  • US2401100A - Flexible power transmission member : en
  • CH242532A - Beet lifting device. : de en
  • US2401030A - Combination for use in accounting : en
  • US2401068A - Walking iron : en
  • CH242748A - Circuit arrangement for amplifying or generating ultra-high frequency oscillations. : de en
  • AU132292B2 - Improvements in hiu supply systems for internal combustion engines : en
  • CH242646A - Toy with an airplane. : de en
  • US2401131A - Method of preserving food products : en
  • FR910161A - Improvements to stretching mechanisms for textile wicks : en fr
  • GB577764A - Improvements in and relating to fittings for window-blinds and the like of the roller type : en
  • CH242769A - Wheel fastening on vehicles, in particular on motor vehicles with rubber tires and trailers. : de en
  • AU131942B2 - Improvements in or relating to fire or heat detecting systems or devices : en
  • CH242716A - Device for automatic restart on an electromagnetically operated switch after self-triggering in the event of a brief voltage drop. : de en
  • US2400879A - Tableware scrapping and salvaging machine : en
  • CH242620A - Manufacturing process for pressed cork panels. : de en
  • CA435007A - Telephone system : en fr
  • CH242548A - Method for pressing concrete socket pipes and device for carrying out the method. : de en
  • US2401118A - Tire removing and spreading device : en
  • US2401215A - Lap : en
  • AU380546A - Improvements relating tothe measurement of distances by electromagnetic radiation : en
  • US2401282A - Process for separating cyclopentene from piperylene : en
  • CH242599A - Process for separating fine, solid or liquid impurities from a gas or vapor stream and device for carrying out the process. : de en
  • CH242725A - Capacitor with tubular dielectric. : de en
  • CH242776A - Single axle drive for small wheel rail vehicles, especially for narrow-gauge railways. : de en
  • ES12407Y - Lamp perfected. : en es
  • CA434991A - Composite rubber article : en fr
  • FR910216A - Ejecto-compressor evaporation plant : en fr
  • GB577724A - An improved means of effecting the closure of the conduit apertures of switch or fuse boxes : en
  • GB577775A - Improvements in or relating to frequency discriminator circuits : en
  • ES12963U - Foldable sommier that performs bed and table functions indiscriminately. (Machine-translation by Google Translate, not legally binding) : en es
  • FR910162A - Novel rapid construction process allowing convenient use of material debris : en fr
  • BE464273A - Continuous rotary filtration method and apparatus : en fr
  • US2400945A - Stretcher pack saddle : en
  • USD144849S - Design for a suit : en
  • US2400873A - Dihydronordicyclopentadienyl ethers of hydroxycarboxylic acid esters : en
  • US2400894A - Air attachment for rivet heaters : en
  • CA435042A - Coated paper : en fr
  • US2401082A - Moving apparatus and control therefor : en
  • US2401164A - Control system : en
  • CA434957A - Fibre cutting machine : en fr
  • CH242697A - Boost pressure regulator. : de en
  • CH242661A - Bearing for watch movement axis. : en fr
  • ES173403A1 - A PROCEDURE FOR OBTAINING AN ANTITIFO-PARATÍFICA VACCINE : en es
  • US2401111A - Two-stroke cycle internalcombustion engine : en
  • ES12376Y - Wheel. : en es
  • ES12434Y - Mold for the manufacture of cellulose casings for sausages. : en es
  • US2401209A - Vehicle suspension : en
  • USD144867S - Design for a clock : en
  • USD144836S - Design fob a suit : en
  • USD144875S - Design fok a pin oh similar, article : en
  • USD144848S - Design for a suit : en
  • CH242642A - Device for learning to count units and for reading numbers in printed letters. : de en
  • US2401128A - Open end ratchet wrench : en
  • CH242616A - Method for producing a polyamide. : de en
  • AU134836B2 - Improvements in or relating to protective relaying systems : en
  • CA14659S - Hydraulic press : en
  • FR910235A - Wardrobe bed : en fr
  • US2400907A - Method of treating silica gel : en
  • US2401162A - Perpetual calendar : en
  • US2400912A - Dental appliance : en
  • US2400952A - Switching key : en
  • US2400994A - Transformer core : en
  • GR10674B - CONTRACTING POCKET SEAT. : el en
  • FR910101A - Improvements to safety devices for locking power line protection relays in unstable conditions : en fr
  • FR910212A - Process for manufacturing spider legs in machine litters : en fr
  • FR910164A - Reservoir tube for expanding a liquid or syrupy material : en fr
  • ES172243A1 - A PROCEDURE FOR THE INTEGRAL USE OF THE MORERA AS A PRODUCTION PLANT OF SUBSTRATUMS OR GROWING CROPS : en es
  • US2400938A - Inking device : en
  • US2401130A - Terminal connector : en
  • ES173314A1 - IMPROVEMENTS IN THE FILATURE SPINDLES : en es
  • CA435002A - Engaging and disengaging mercury clutch : en fr
  • US2401236A - Apparatus for producing subdivided molding material : en
  • US2400988A - Staple puller : en
  • ES12352Y - Rubber heel, equipped with a reinforcement, metallic interior, in the shape of a horseshoe. : en es
  • ES12365Y - Frame for costume jewelery, with stone or similar element. : en es
  • ES173433A1 - AN ORTOGONAL PLANIMETER SYSTEM : en es
  • ES173437A1 - IMPROVEMENTS IN THE MANUFACTURE OF SWITCHES : en es
  • FR910240A - Dentist's contra-angle : en fr
  • US2400997A - Multiterminal pilot-wire relaying : en
  • FR910103A - Gas turbine engine combined with a fan or propellant : en fr
  • US2401048A - Rail bonding apparatus : en
  • US2401224A - Viewer for optical instruments : en
  • US2401276A - Tripping mechanism : en
  • US2401234A - Preparation of alkylaminoalkanethiols : en
  • ES12971U - Pin or prensapurºs. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577677A - Improvements in or relating to moulds for use in the construction of building slabs : en
  • AU387546A - Electron Discharge Devices : en
  • CH242619A - Process for the production of heat or. cold insulating fabrics. : de en
  • CH242724A - Electrical capacitor constructed from insulating material covered with metal coatings. : de en
  • CH242745A - Loud communication system with automatic switching center for two-way and two-way communication. : de en
  • CA434985A - Well hole fluid loss prevention : en fr
  • ES173353A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • GB577750A - Improvements in or relating to aerial installations : en
  • US2400882A - Excavating device for subaqueous material : en
  • ES12970U - Can opener perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11837Y - Needle to sew espadrilles. : en es
  • CA434956A - Clothes-line tightener : en fr
  • AU121465B2 - Improvements in and relating to measuring or indicating instruments : en
  • ES12478Y - Valve and fitting kit, with conical plug for the inflation of all kinds of chambers and pressure closing tank. : en es
  • ES12449Y - Postcard perfected. : en es
  • GB577807A - Improvements in wringers : en
  • CA434954A - Hydraulic crane : en fr
  • USD144870S - Combination electric toaster and cooker or similar article : en
  • US2400954A - Machine for making airplane propellers and the like : en
  • USD144843S - Dohm album : en
  • ES12946U - Device adaptable to calluses, hardness and similar deformations of the feet (Machine-translation by Google Translate, not legally binding) : en es
  • AU378746A - Improvements invariable-pitch airscrews : en
  • US2401149A - Wire stripping machine : en
  • US2401101A - Apparatus for detecting leaks : en
  • US2401255A - Collapsible wheel aligning gauge : en
  • CH242658A - Regulator device, with balance and hairspring, for timepieces. : en fr
  • DK64519C - Procedure for Densification of Concrete Masses Containing Material with Different Particle Sizes by Vibration. : da en
  • US2401232A - Apparatus for forming clay pipe and the like : en
  • US2401089A - Shoe construction : en
  • CA14660S - Hydraulic press : en
  • ES173315A1 - IMPROVEMENTS IN ALTERNATE CURRENT RECTIFIER APPLIANCES : en es
  • FR910146A - Two-stroke internal combustion engine : en fr
  • ES173332A1 - IMPROVEMENTS IN RADIO HEADLIGHTS : en es
  • DK64517C - Security lock. : da en
  • GB577690A - Improvements in and relating to drill and like braces : en
  • CA434964A - Speed control gear : en fr
  • CA434992A - Composite rubber article : en fr
  • ES12936U - Bed-cradle with mechanical swing movement. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173341A1 - A SEALING SYSTEM FOR CONTAINERS : en es
  • FR910145A - Folding packaging and travel items : en fr
  • IT413760B - : it
  • CH242634A - Holder. : de en
  • US2400956A - Amplifying arrangement for voltages, particularly for automatic volume control : en
  • US2401206A - Centrifugal compressor : en
  • ES173375A1 - A METHOD TO BENEFIT THE COPPER OF POOR MINERALS IN THIS METAL : en es
  • US2401105A - Device for use in the making of drawings : en
  • FR910168A - Remote control installation using the pulse interval process : en fr
  • ES172768A3 - PROCEDURES FOR THE PRODUCTION OF FLUORESCENT LIGHT IN TUBES OR LAMPS FOR LIGHTING AND LIGHTING IN GENERAL : en es
  • CH242700A - Thermal power plant in which at least the greater part of a gaseous working medium describes a cycle. : de en
  • ES12388Y - Mixed sole or floor for light footwear. : en es
  • ES173430A2 - A RETENTION MECHANISM OF THE SHUTTLE ON THE LOOMS : en es
  • GB577673A - Manufacture of copper-containing disazo dyestuffs : en
  • GB577707A - Improvements in and relating to the removal of cations from liquid media : en
  • CH242633A - Feeding mechanism for office machine. : en fr
  • ES173321A1 - AN APPARATUS INTENDED TO DRY MUD OR LIQUID SIMILAR MASSES : en es
  • FR910185A - Improvements made to chucks : en fr
  • CH242569A - Medicinal spring tap. : de en
  • US2401228A - Base for electric lamps and similar devices : en
  • ES12444Y - Automatic dispenser for paper napkins. : en es
  • USD144846S - Design for a jacket : en
  • US2401016A - Vapor-electric device : en
  • US2401040A - Method of making electronic tubes : en
  • US2401146A - Process for producing iron or iron alloys : en
  • CA434979A - Cell for the electrolysis of magnesium chloride fusions : en fr
  • CA434972A - Reservoir arrangement : en fr
  • CH242709A - Cable with air space insulation. : de en
  • PL33211B1 - Liquid metal rolling equipment. : en pl
  • ES12973U - Cannula for the special fermentation of animals (Machine-translation by Google Translate, not legally binding) : en es
  • CA435048A - Packaging method : en fr
  • CH242689A - Valve. : en fr
  • CA435041A - Brake-shoe spring arrangement : en fr
  • AU121449B2 - Improved locking means foir detachable buttons or like articles : en
  • US2401179A - Coupling device and control means therefor : en
  • AU1353144A - Improvements in or relating tothe joining of wires, particularly fine wires used inthe manufacture of electric coils : en
  • CH242683A - Cleaning device for tobacco pipes. : de en
  • CH242727A - Rotary capacitor with a number of fixed positions. : de en
  • DK64513C - Holding device by bicycle handle. : da en
  • ES12425Y - Electrical switch for lighting installations. : en es
  • CH242679A - Parallel vice with at least one set of inserts for holding pipes. : de en
  • CH242774A - Multiple coupling. : de en
  • AU337146A - Improvement in ratio altimeter : en
  • FR910069A - Mounting devices applicable to tables and benches to make them foldable : en fr
  • AU128699B2 - Heat exchangers : en
  • DK64518C - Device for pipe casting machines. : da en
  • US2401156A - Electric control system : en
  • AU381946A - Improvement in aircraft propellor units : en
  • FR910205A - Machine for driving piles, tubes, sheet piles and the like into the ground : en fr
  • ES12160Y - Improved chassis for radio receivers. : en es
  • ES12429Y - Perfected electric flashlight. : en es
  • US2401031A - Metal-bending machine : en
  • ES12420Y - Sample book for the placement of screwdrivers. : en es
  • FR910118A - Protection devices for water distribution networks : en fr
  • ES12397Y - Fixed and triple vision billboards and billboards. : en es
  • ES173377A1 - A PROCEDURE FOR THE MANUFACTURE OF CALCINATED OR SEMI-DEHYDRATED PLASTERS IN FIXED VERTICAL OVENS AND ROTARY OVENS : en es
  • ES9154Y - Glass ampoule holder device for the interior of boxes of medicines, essences, etc., in cardboard, cardboard or similar. : en es
  • US2400886A - Nonintermittent motion-picture projector : en
  • DK64512C - Machine for milling conical threads on or in wooden bodies. : da en
  • US2400935A - Char revivification apparatus : en
  • ES173325A1 - A PROCEDURE OR SUCCESSION OF ELECTROLYTIC OPERATIONS FOR THE OBTAINING OF METALLIC COATINGS ON GLASS, CRYSTALS, PORCELAIN, BAKERY AND CERAMICS IN GENERAL : en es
  • CA434959A - Furnace firing arch : en fr
  • US2401248A - Airplane pickup mechanism : en
  • US2401042A - Controlling device for air conditioning systems : en
  • US2401188A - Internal-combustion engine with variable compression ratio : en
  • ES172205A1 - A SAFETY VALVE FOR THE PROTECTION OF ALL KINDS OF GAS GAS OR DEPOSITS OF COMBUSTIBLE GASES : en es
  • AU387846A - Groundspeed meter : en
  • ES173349A1 - A PROCEDURE FOR SURFACE HARDENING OF FERROUS METAL ARTICLES BY NITRURATION : en es
  • FR910154A - Vibration damper for turbine engine fins : en fr
  • GB577756A - Improvements in or relating to rotors for water or other liquid meters : en
  • CA435037A - Telegraph facsimile apparatus : en fr
  • GB577810A - Improvements in or relating to prefabricated partitions for building constructions : en
  • ES12477Y - Closure for conical containers. : en es
  • ES11627Y - Suction or immersion filter using filter or sterilizing plates : en es
  • ES12396Y - Case to contain the pencil or carmine stick, equipped with its own means of lighting, in order to project a luminous circle that facilitates the makeup of the lips in the dark. : en es
  • FR910063A - elements for small constructions, walls and others allowing their dry construction : en fr
  • BE464926A - Improvements to switches having a marking multiple common to several marking devices : en fr
  • CH242684A - Electrical measuring device on an apparatus for balancing rotating bodies. : de en
  • AU1441844A - Improvements in and relating to measuring or indicating instruments : en
  • CH242766A - Device for ventilation of the engine compartment in streamlined vehicles with a rear engine. : de en
  • ES173256A1 - A NEW PROCEDURE FOR THE ASSEMBLY AND FOUNDATION OF MACHINES OF ALL KINDS : en es
  • ES12940U - Numerator dater and "elastic" business form. (Machine-translation by Google Translate, not legally binding) : en es
  • GB577729A - Improvements relating to measuring or indicating instruments : en
  • ES173248A1 - A PERFORATING MACHINE-TOOL OF LAND : en es
  • ES173331A1 - IMPROVEMENTS IN ELECTRICAL CABLES FOR VARIOUS DRIVERS WITH MACHINE AND METHODS FOR ITS MANUFACTURE : en es
  • US2401114A - Process for the separation of diolefins from hydrocarbon mixtures : en
  • US2401253A - Flea-guard dog collar : en
  • US2401290A - Coded track circuit signaling system : en
  • USD144882S - Zaiser piano : en
  • FR910167A - Production and distribution of a wine : en fr
  • ES12894U - Improved packaging, applicable to various uses. (Machine-translation by Google Translate, not legally binding) : en es
  • ES173402A1 - A PROCEDURE FOR THE OBTAINING OF AROMATIC HYDROCARBONS : en es
  • US2400986A - Desalting crude oil : en
  • US2401099A - Reaction of 1, 3-dienes with polyhalogenated alkanes and products thereof : en
  • FR910078A - Femoral neck nailing goniometer : en fr
  • GB577637A - An improved high-pressure non-return valve : en
  • US2401189A - Rotary pump construction : en
  • CH242649A - High performance flow meter. : de en
  • US2401058A - Wall cabinet for storing toothbrushes : en
  • FR910152A - Process and assemblies allowing the use of parallelograms in all fields : en fr
  • AU930143A - Improvements in and relating to fastening means : en
  • US2401080A - Nu-(alpha-etherified-acetyl) carbamic acid esters : en
  • BE464578A - : fr
  • AU1880845A - Improvements in and relating to blasting and like charges or cartridge assemblies : en
  • CH242549A - Device for the manufacture of concrete elements. : en fr
  • BE464749A - : en fr
  • CA434949A - Vehicle door lock : en fr
  • US2400948A - Noise squelch system : en
  • AU93446A - Improvements in and relating to cylindrical surface lapping machines : en
  • CH242648A - Device for electrical measurement of the level of viscous liquids. : de en
  • US2401194A - Chlorinated rubber and method of producing : en
  • CH242673A - Tailstock device. : de en
  • GB577693A - Improvements in and relating to fluorescent materials : en
  • ES173431A1 - A PROCEDURE FOR THE OBTAINING OF ARTIFICIAL VEGETABLE SPONGES : en es
  • US2400908A - Electrical signaling system : en
  • US2401086A - Oil burner : en
  • ES12475Y - Metal clamp to reinforce rubber wheel covers. : en es
  • ES12903U - Rubber sole with advantageous characteristics for its unión with the cut. (Machine-translation by Google Translate, not legally binding) : en es
  • FR910174A - Hive training : en fr
  • ES173346A1 - IMPROVEMENTS IN HEATED INCUBATORS WITH HEATING : en es
  • US2401163A - Device for measuring mechanical acceleration by electrical means : en
  • US2401284A - Manufacture of tampons : en
  • CA434944A - Buoyant structure : en fr
  • GB577664A - Improvements in or relating to a screw thread milling assembly : en
  • GB577753A - Improvements in and relating to the water-proofing of casein formaldehyde plastics : en
  • AU359546A - Control devices and systems : en
  • BE464547A - : en fr
  • CH242779A - Double-walled component, especially for aircraft. : de en
  • US2401052A - Internal jig support for bending large diameter pipe : en
  • USD144872S - Design for a table : en
  • ES12131Y - Neon gas lamp or other excitable gas. : en es
  • ES12950U - Folding chair (Machine-translation by Google Translate, not legally binding) : en es
  • CH242579A - Weft coil sensor device on the launching loom. : de en
  • AU391546A - Improvements in or relating to fire or heat detecting systems or devices : en
  • CA434998A - Rack construction : en fr
  • US2401075A - Process of casting ingots : en
  • US2400910A - Viscosity responsive means : en
  • USD144829S - Design for an oil bar : en
  • CA434987A - Insulating material : en fr
  • CH242761A - Wrapping sheet for packing block-shaped goods that can be cut up. : de en
  • CA435008A - Reinforced insulator pin : en fr
  • CH242557A - Holder for hanging paper, towels and the like. : de en
  • US2400996A - Metal shear : en
  • BE464268A - SMALL FURNITURE INTENDED TO FACILITATE THE SWIMMING OF BABIES : en fr
  • CH242597A - Process for modifying the relative proportions of the constituents of a gas mixture. : en fr
  • CA434999A - Engine lathe : en fr
  • GB577633A - Improvements in or relating to abrasive articles : en
  • GB577744A - Improvements in or relating to temperature regulating installations : en
  • CH242764A - Device for connecting the front and rear axles with a rotating and suspension device for connecting the long boom to the front axle on carts. : de en
  • AU130830B2 - Improvements invariable-pitch airscrews : en
  • GB577784A - Improvements in or connected with aircraft gun mountings : en
  • US2401010A - Television signal generator : en
  • CH242719A - Pulse-controlled switch with overcurrent protection. : de en
  • CH242767A - Motor vehicle with caterpillar drive, in particular for small traction purposes. : de en
  • FR910233A - Steering prong for agricultural machinery : en fr
  • US2401176A - Assembling apparatus : en
  • CH242571A - Method and device for the production of rayon yarns by tearing endlessly spun bundles of rayon threads and then immediately twisting the torn pieces of thread together. : de en
  • CA434945A - Wire drawing : en fr
  • CH242655A - Spherical, astigmatic and comatic photographic lens corrected for one or more colors. : de en
  • PL33214B1 - Stereoscope, : en pl
  • US2401028A - Mildewproofing of textile materials : en
  • CH242588A - Installation on crispbread machines. : de en
  • AU373746A - Improvements in hiu supply systems for internal combustion engines : en
  • BE464673A - Construction of prefabricated and removable barracks and pavilions : en fr
  • US2400871A - Process for forming separable bar of detergent and resulting product : en
  • BE464567A - : en
  • GB577702A - Improvements in methods of bonding rubber to metal : en
  • CH242573A - Process for the manufacture of artificial textile fibers having the appearance of wool, based on viscose and casein. : en it
  • AU132822B2 - Process for conducting endothermic chemical reactions and apparatus therefor : en
  • FR910195A - Manufacturing process of an article imitating astrakhan fur and industrial product thus obtained : en fr
  • CA435049A - Refuse collector : en fr
  • ES12923U - File set. (Machine-translation by Google Translate, not legally binding) : en es
  • CH242676A - Center drill. : de en
  • CA435030A - Viscous liquid applying device : en fr
  • US2401024A - Control system : en
  • CA434963A - Honing machine control mechanism : en fr
  • CA434932A - Electrical welding process : en fr
  • US2400903A - Welding tool : en
  • CH242785A - Precision measuring device. : de en
  • US2401083A - Cylinder and dial knitting machine : en
  • US2401147A - Apparatus for cutting metal : en
  • CH242545A - Electric hot water generator. : de en
  • ES12937U - Board game. (Machine-translation by Google Translate, not legally binding) : en es
  • US2401019A - Time interval meter : en
  • FR910098A - Mechanical parts assembly devices : en fr
  • US2401096A - Regulator circuit : en
  • US2401193A - Support : en
  • AU385746A - Improvements in or relating tothe production of acetic anhydride : en
  • BE464593A - : en fr
  • AU386046A - Air or gas operated vibrators : en
  • AU125787B2 - Brassiere : en
  • CA434953A - Footwear : en fr
  • US2401181A - Typewriter support : en
  • US2401169A - Treatment of apple juices : en
  • CH242600A - Process and device for preventing the contamination of the heating steam condensate in vessels heated with steam as a result of leaks in the radiator. : de en
  • AU130828B2 - Frequency modulation receiver : en
  • CH242788A - Automatic machine for issuing rebate stamps, discount stamps and the like in connection with transactions from cash registers. : de en
  • CA435026A - Railway car roof walk : en fr
  • US2400985A - Desalting crude oils : en
  • US2401064A - Shoe tree : en
  • CH242680A - Multipart button. : de en
  • CH242551A - Process for the automatic control of the temperature of a rotary kiln and device for carrying out this process. : de en
  • CA434973A - Plastic traveller : en fr
  • CA435005A - Cereal grain agglomeration : en fr
  • CH242531A - Device on a two-wheeled motor mower for use for other work purposes. : de en
  • CH242630A - Moistening device for paper webs in printing machines. : de en
  • US2400898A - Selective tuning system : en
  • CH242718A - Rod-shaped electrical resistor which is provided with an axially protruding power supply wire. : de en
  • CA435050A - Shock absorber : en fr
  • US2400949A - Business machine : en
  • US2401104A - Plastic oxy-aromatic petroleum wax and method of making the same : en
  • CH242750A - System for wireless multiple telephony on ultra-short waves without intermediate frequency carriers. : de en
  • CH242617A - Process for the production of moldings. : de en
  • US2400889A - Welding apparatus : en
  • US2400890A - Material handling and like apparatus : en
  • CA434997A - Self-retaining catheter : en fr
  • US2401268A - Production of nitrolic acids and pseudonitroles : en
  • US2400923A - Gas detection apparatus : en
  • US2400950A - Privacy signaling system : en
  • CH242644A - Ski binding safety device. : en fr
  • GB577737A - Improvements in or relating to apparatus for sweeping and cleaning chimneys and flues : en
  • FR910133A - thermionic emitter : en fr
  • FR910179A - Landing gear for heavy aircraft : en fr
  • FR910223A - Special profile tees for metal structures or other single or combined uses : en fr
  • FR910112A - Advanced filling device for reservoir pen holder : en fr
  • CH242534A - Drying device through which the material to be dried is passed in the form of a belt. : de en
  • CH242609A - Process for the preparation of a new oxyhydrophenanthrene derivative. : de en
  • US2401167A - Fountain pen : en
  • CA434965A - Transmission gearing : en fr
  • CH242542A - Fiber cement sleeper for tracks. : en it
  • GB577811A - Improvements in fluid control valves : en
  • USRE22760E - Buhner control system : en
  • CH242635A - Stop device for copy purposes, in particular for bookkeeping teaching purposes. : de en
  • US2401121A - Means for constructing filter bottoms : en
  • CA434951A - Wheel structure : en fr
  • FR910072A - Prefabricated isothermal walls : en fr
  • FR910158A - Collar improvements : en fr
  • FR910193A - Method and device for recording and playing back sounds : en fr
  • GB577641A - Improvements in or relating to push button controlled wireless receiving sets : en
  • ES173357A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CONCRETE MIXERS : en es
  • FR910053A - Measuring device for the protection of electronic devices : en fr
  • GB577691A - Improvements relating to the control of boiler feed pumps : en
  • US2401197A - Servomotor : en
  • IE17292L - Electric heating elements : en
  • ES173344A1 - A MACHINE TO FORM THE STONES FOR SHARPENING OF TOOLS USED IN THE FIELD, SUCH AS GUADANES, HOCKS AND SIMILAR : en es
  • FR910245A - Stapler for cardboard boxes and other similar items : en fr
  • GB577680A - Improvements in flicker shutters for cinematograph projectors : en
  • GB577684A - Improvements in or relating to screens for viewing projected optical images : en
  • ES173091A3 - AN AUTOMATIC FORKLIFT : en es
  • CA435000A - Blouse : en fr
  • ES12443Y - Thermal cooker and fridge. : en es
  • US2400983A - Valve seat grinder : en
  • ES11874Y - Automatic closing device for books. : en es
  • GB577732A - Improvements in or relating to loose-leaf post binders : en
  • GB577758A - Improvements in or relating to apparatus for transmitting or receiving frequency-modulated oscillations : en
  • CH242757A - Package including a box with waterproof lid. : en fr
  • ES12415Y - Tooth for farm implement. : en es
  • CH242771A - Bicycle handlebars. : en fr
  • CH242575A - Process for removing and treating synthetic threads and synthetic fibers. : de en
  • ES11923Y - Device intended to combat the transmission of diseases by telephone handsets. : en es
  • ES12927U - Toy. (Machine-translation by Google Translate, not legally binding) : en es
  • US2401288A - Method of and apparatus for measuring radiations : en
  • ES173352A1 - A POLYMERIZATION PROCEDURE : en es
  • USD144835S - Design for, a suit : en
  • GB577643A - Improvements in or relating to electrical distant control : en
  • AU132007B2 - New or improved method of producing dies for use in casting and'moulding operations : en
  • US2401059A - Electronic tube : en
  • US2401185A - Continuous film processing apparatus : en
  • US2400892A - Plasticized polystyrene-type resins : en
  • FR910065A - Electric diffuser radiator : en fr
  • GB577704A - Improvements relating to dumping grabs : en
  • US2400947A - Distillation : en
  • FR910102A - Ramie and other textile splitter-sheller : en fr
  • GB577692A - Improvements relating to telescopic tubular containers : en
  • ES12446Y - Special bicycle for children. : en es
  • AU389246A - Improvements in or relating tothe welding of metal studs andthe like to metal plates andthe like : en
  • US2400998A - Control system : en
  • USD144851S - Design for a mask ob similar article : en
  • US2401160A - Pull-off magnet : en
  • US2400974A - Illuminated handbag latch : en
  • US2401174A - Gun holster : en
  • GB577792A - Improvements in or relating to the manufacture of active carbon : en
  • ES173340A1 - IMPROVEMENTS IN CUTTER-MACHINE MACHINES, TO EMBUTIT, STAMP AND CUT SIMULTANEOUSLY METALLIC AND SIMILAR BODIES : en es
  • FR910132A - Process for assembling tubes : en fr
  • FR910224A - articulated props for mining or other support work : en fr
  • US2400872A - Diamino-nu-alkyl phenazinium salts : en
  • US2400900A - Furnace : en
  • US2401079A - Centrifugal deaerator : en
  • US2401115A - Traveling conveyer apparatus : en
  • US2401159A - Loading and dumping device : en
  • CA435017A - Electron multiplier : en fr
  • GB577657A - Improvements in or relating to the manufacture of regenerated cellulose sheets, films, filaments, threads and the like produced from viscose : en
  • GB577761A - New and improved plasticised compositions comprising polyvinyl alcohol : en
  • US2401271A - Method and apparatus for projecting pictures in relief : en
  • ES173362A1 - AN ELECTRONIC TIMER DEVICE FOR TRANSMISSION OF ALL KINDS OF SOUNDS AND LUMINOUS PROJECTIONS : en es
  • ES173385A1 - IMPROVEMENTS IN STORERS AND REPEATERS OF PULSE : en es
  • FR910067A - Further training in the manufacture of tiles and other cold-molded objects : en fr
  • USD144856S - Ada lucille : en
  • US2401062A - Building construction : en
  • US2401076A - Cockpit enclosure releasing mechanism : en
  • CA435035A - Selector switch : en fr
  • ES173318A1 - A HEATER FOR FEED WATER : en es
  • GB577653A - Improvements in pliers or pincers : en
  • US2401071A - Collet chuck : en
  • CH242685A - Process for the production of armored, self-lubricating sealing rings and sealing ring produced by the process. : de en
  • US2400946A - Lead-in seal structure : en
  • BE464659A - Dry secretion process for skins : en fr
  • CA434989A - Relay : en fr
  • USD144844S - Design for a cabinet or similar article : en
  • ES171571A1 - IMPROVEMENTS MADE IN THE MANUFACTURING OF THERMO HARDENING MOLDABLE COMPOSITIONS : en es
  • US2401257A - Toilet seat bumper : en
  • BE464591A - : en
  • CA434937A - Power take-off structure : en fr
  • AU392246A - Improvements in and relating tothe welding of metal studs andthe like to metal plates andthe like : en
  • CA435019A - Electrical contact assembly : en fr
  • GB577723A - Improvements in or relating to gas heaters : en
  • FR910124A - Improvements to differential protection : en fr
  • ES12368Y - Bicycle rack. : en es
  • GB577751A - Improvements in or relating to electric battery lamps : en
  • ES12386Y - Perfected notebook. : en es