• CA14581S - Electric record player : en
  • CH241844A - Masonry. : de en
  • CH242049A - Spoons for counting and filling many similar, small-sized objects, especially pills and tablets. : de en
  • US2398549A - Vibrating apparatus for the feeding chutes of concrete mixers : en
  • CH241919A - Elliptical compass. : de en
  • AU132088B2 - Raking classifiers : en
  • CH242022A - Ohmic high voltage resistance. : de en
  • AU285946A - Means for shifting the phase ofa sine-wave voltage and electrical indicators therefor : en
  • US2398346A - Control system for machine tools : en
  • CH241940A - Electrical resistance temperature sensor. : de en
  • CH242057A - Electromagnetic motor for the operation of telecommunications equipment, in particular automatic telephone dialers, which is operated with the aid of current surges. : de en
  • US2398723A - Wrist watch bracelet : en
  • US2398728A - Shock absorber : en
  • US2398445A - Depth charge arbor : en
  • CH241956A - Waterproof watch box. : en fr
  • CH241892A - Process and device for the preservation of products with a non-solid consistency in block form by freezing. : de en
  • FR908775A - Anthraquinone derivatives : en fr
  • CA434206A - Pipe coupling : en fr
  • CH241888A - Slide lock. : de en
  • FR908716A - Timed-acting electrical circuit control system : en fr
  • AU1167243A - Improvements in or relating to metal rectifiers for electric currents : en
  • AU133669B2 - Improvements in or relating to resorcincol-formaldehyde resins and adhesives produced therefrom : en
  • ES10775Y - Portable device for electric lighting based on a special accumulator. : en es
  • ES172932A1 - A PROCEDURE FOR THE IMITATION OF THE SKIN OF THE REPTILES, BY APPLYING MINERAL OR SYNTHETIC MATERIALS : en es
  • FR908623A - Block for flue and ventilation outlet : en fr
  • GB576780A - Improvements in or relating to reactance control circuits : en
  • FR908734A - Process for the manufacture of a membrane-like elastic body starting from an annular sheet metal disc and products obtained by this process : en fr
  • CA434210A - Chlorine dioxide production : en fr
  • CH242043A - Gas lighter. : en fr
  • GB576721A - Improvements in and relating to the preparation, treatment and application of rubber-like resins : en
  • US2398616A - Blueprint machine : en
  • ES172964A1 - MACHINE-TOOL FOR WORKS OF COPY, WITH HOLDER OR TOOL HOLDER HYDRAULICALLY GOVERNED : en es
  • GB576689A - Improvements in eddy current brakes, dynamometers and clutches : en
  • CA434197A - Shaped carbon article preparation : en fr
  • CH241936A - Touch probe for comparative measurement of workpieces. : de en
  • CH241996A - Internal combustion engine. : de en
  • CH242039A - Device for preventing amalgamation and destruction of detonators made of semiconductor material for mutators. : de en
  • CH242069A - Backpack with carrying frame. : de en
  • CH241866A - Cooking process and equipment for carrying out the same. : de en
  • GB576730A - Improved tongs for use with a hair curler in the curling of hair : en
  • FR908785A - Cement release process : en fr
  • GB576814A - A self-adjusting mechanism for hydraulic wheel brakes : en
  • CH242106A - Compressed gas switch with cut-off resistor. : de en
  • CA434191A - Commutator assembling machine and method : en fr
  • CA434161A - Photometric apparatus and spectrophotometer : en fr
  • CA434134A - Stoker control : en fr
  • ES11777Y - Car ipara for children, convertible at will into a completely foldable and portable car. : en es
  • FR908732A - Water soluble dye preparations : en fr
  • US2398648A - Protection of electric systems : en
  • US2398414A - Organic selenium and tellurium compounds : en
  • USD144448S - Design fok a textile fasric : en
  • US2398669A - Modified rosin esters and the process of making same : en
  • US2398541A - Motor vehicle : en
  • US2398667A - Sewing machine : en
  • US2398604A - Collapsible scaffold : en
  • ES12729U - Advertising medium (Machine-translation by Google Translate, not legally binding) : en es
  • FR908737A - Internally Insulated Corrugated Pipe : en fr
  • US2398633A - Bolt and nut assembly : en
  • FR908673A - Improvements to water purification devices : en fr
  • FR908708A - Magneto accumulator charger replacing batteries in telephony : en fr
  • US2398408A - Abrasive article : en
  • US2398409A - Shutter drive mechanism : en
  • US2398454A - Anthraquinone compounds : en
  • CA434188A - Push button tuning device : en fr
  • ES10784Y - Closing mouth for bags, purses and the like. : en es
  • ES12755U - Adjustable metal clips. (Machine-translation by Google Translate, not legally binding) : en es
  • DK64420C - Cylinder lock. : da en
  • GB576713A - Improved dispensing device for liquid and paste materials : en
  • GB576785A - Improvements in or relating to the manufacture of cellulose : en
  • CH242066A - Tip for umbrellas and rain cover. : en it
  • FR908782A - Process for the preparation of new pyridine and piperidine compounds : en fr
  • FR908812A - Mixer mixer beater : en fr
  • US2398498A - Steering column construction for industrial trucks : en
  • ES172821A2 - METALLIC TROLLEY TO SPRAY AND DISTRIBUTE INSECTICIDE AND SIMILAR LIQUIDS : en es
  • ES172929A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • FR908681A - Method for cleaning fabrics and the like : en fr
  • ES11366Y - Lock nut for joining lead pipes without solder : en es
  • ES12723U - Reel of launching for fishing with cane. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398347A - Material for sealing off porous formations in wells : en
  • US2398621A - Car truck : en
  • FR908722A - Induction clutch : en fr
  • ES12209Y - Quick fastener for bandages and similar objects. : en es
  • ES172952A1 - A STORAGE DEVICE FOR FLUIDS : en es
  • AU218240A - Improvements in or relating to radio-receiving sets comprising wave-range changeover switch which can occupy three or more positions : en
  • GB576680A - Improvements in the manufacture of cyclic aliphatic dihydroxy compounds : en
  • US2398431A - Stoker : en
  • US2398596A - Limiter circuit : en
  • US2398716A - Clutching mechanism : en
  • US2398715A - Tilting apparatus : en
  • US2398399A - Pipe joint : en
  • US2398512A - Well drilling machine : en
  • US2398519A - Remote-control system : en
  • US2398520A - Adjustable liquid sealed pump : en
  • CH242015A - Process for the production of insulation material. : de en
  • US2398377A - Self-locking burr : en
  • US2398499A - Electron discharge device : en
  • US2398680A - Optical objective : en
  • US2398439A - Safety device for mechanical time fuses : en
  • ES12275Y - Dual Light Combination Sudden Break Power Switch. : en es
  • GB576760A - Floors of buildings : en
  • CH241846A - Roof construction made of wood. : de en
  • US2398483A - Mono-fluoro-dichloro-styrene and the manufacture of the same : en
  • CH242033A - Winding capacitor with lining parts located in the head ends of the winding. : de en
  • ES12711U - Apparatus for preparing the used papers as lid of some containers. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1210243A - Apparatus for spreading and forming split piston rings : en
  • AU134325B2 - Improvements in or relating to cellular grid structures and to methods for producing thesame : en
  • CH241993A - Rotor for turbo machines. : de en
  • ES12726U - Case model for color bar. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908736A - Flexible hose connection : en fr
  • ES12750U - Mechanical toy powered by hot air current. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398639A - Automatic film exhibitor : en
  • GB576711A - Improvements in or relating to air regulators for pneumatic tools : en
  • GB576678A - Improvements in or relating to smokers' ash receptacles : en
  • CA434242A - Knitting machine : en fr
  • CH241961A - Waterproof watch case. : de en
  • CH242037A - Electric discharge tube with an electron mirror and deflection electrodes. : de en
  • USD144445S - Design for a spectacle case : en
  • US2398615A - Toy : en
  • ES12514U - Filter coffee filter or any other desired material. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908770A - Construction process and elements : en fr
  • CA434135A - Expansion joint : en fr
  • ES12258Y - Folding seat adapted to armed backpacks. : en es
  • GB576740A - Improvements in or relating to the manufacture of lubricating compositions and additives to be included therein : en
  • USPP682P - Rose plant : en
  • ES172030A1 - IMPROVEMENTS IN INTERNAL COMBUSTION ENGINES, COMPRESSORS AND AIR, VAPOR AND WATER DRIVING MACHINES : en es
  • FR908666A - Improvements to internal combustion engines : en fr
  • GB576698A - Improvements in or relating to the electro-chemical surface cleaning of metal articles : en
  • ES11762Y - Washer system to secure part joints. : en es
  • FR908756A - Improvements to cinematographic cameras : en fr
  • GB576668A - Improvements in or relating to release valves of hydraulic jacks : en
  • AU121292B2 - Cathode structure : en
  • CH241890A - Cleat for the sole of a shoe, in particular for the sole of a football boot, and method of manufacturing this cleat. : en fr
  • ES172812A1 - COMBUSTION CHAMBER FOR COMBUSTION ENGINES : en es
  • ES12288Y - Piggy bank device for coins. : en es
  • ES12741U - Coupling arrangement for injection needles, irrigation cannulas and splice parts for all kinds of surgical instruments. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12717U - Pattern for the manufacture of gloves applicable indiscriminately to both hands. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172833A1 - IMPROVEMENTS IN RADIO LAMP SYSTEMS : en es
  • US2398463A - Grinding machine : en
  • US2398535A - Contact terminal for electron tubes : en
  • FR908814A - Method and apparatus for regulating the pressure of a fluid in an enclosure : en fr
  • US2398511A - Combination storm and screen window : en
  • FR908776A - Priming device for centrifugal pumps : en fr
  • US2398626A - Shielded tube mounting : en
  • ES12710U - Drainpipe. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398493A - Production of magnesium chloride from serpentine : en
  • FR908676A - Sterilization device for hospitals and its control : en fr
  • CA434122A - Pile fabric making process : en fr
  • CA434132A - Painting machine : en fr
  • CA434233A - Optical objective : en fr
  • US2398691A - Wide band amplifier : en
  • AU121294B2 - Improved hay gatherer : en
  • CA434239A - Railway switch operating apparatus : en fr
  • CH241900A - Process for the separation of mixtures of salts of isomeric high molecular weight aliphatic acidic sulfuric acid compounds. : de en
  • FR908783A - Tape to seal expansion joints in the building : en fr
  • CH241898A - Device for processing liquid to dough-like and powdery substances by means of a stirrer immersed in a vessel. : de en
  • US2398501A - Reinforced brake drum : en
  • US2398671A - Artificial tooth and mount therefor : en
  • ES12716U - Measuring device for ground sugar and other powdered or granulated products. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908849A - Automatic battery valve for all multi-cylinder combustion engines : en fr
  • CH241945A - Device with changeover contact for storing a measured variable. : de en
  • US2398606A - Ultra high frequency power measurement : en
  • US2398645A - Pile, fringe, or the like : en
  • FR908604A - Acetylene lamp : en fr
  • FR908653A - Device for focusing the objectives of a turret of a cinematographic or photographic camera : en fr
  • FR908826A - Anti-shock device : en fr
  • FR908850A - Dagger knife with metal sheath : en fr
  • CA434171A - Engine starter gearing : en fr
  • US2398368A - Checkerboard : en
  • ES12728U - Closing applicable to boxes, cases and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398403A - Junction box for rope thimble : en
  • FR908638A - Vibrated reinforced concrete floor with double joists and prefabricated ceiling : en fr
  • FR908831A - Improvements to electrical systems comprising several substations placed in bypass on the same line : en fr
  • US2398753A - Torpedo protector for ships : en
  • US2398437A - Multiport valve : en
  • US2398571A - Fuel unit for producing colored flames : en
  • GB576717A - Improvements in or relating to roads or trackways for supporting aircraft and other vehicles on water : en
  • AU130352B2 - Improvements in or relating to process for producing heat-insulation materials : en
  • CA434121A - Flower pick : en fr
  • US2398573A - Hinge and latch construction : en
  • CH241867A - Rotatable support for placing plants on the window. : de en
  • ES12698U - Two-wheeled car (Machine-translation by Google Translate, not legally binding) : en es
  • US2398577A - Piston for internal-combustion engines : en
  • US2398627A - Means for purifying air in elevator cars : en
  • CA434169A - Liquefied petroleum gas dispensing equipment : en fr
  • US2398376A - Fluid sealing device for shafts and the like : en
  • ES172918A1 - A HIGH PRESSURE MERCURY VAPOR ELECTRIC DISCHARGE DEVICE : en es
  • FR908646A - New carpets with high pile density : en fr
  • US2398423A - Watchcase : en
  • AU290446A - Method of preparing water soluble solid products for use in indium plating and products produced thereby : en
  • CH241883A - Stuffing ball. : de en
  • ES12721U - Mold for the assembly and formation of covered buttons (Machine-translation by Google Translate, not legally binding) : en es
  • US2398599A - Chlorinated hydantoins : en
  • FR908753A - Device applicable to row seeders and used to cover seeds with soil : en fr
  • FR908818A - Puncture indicator for tires : en fr
  • ES12583U - Electric automatic flyer. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12742U - Toe cap or protective shoe protector for skis. (Machine-translation by Google Translate, not legally binding) : en es
  • DK64414C - Evaporation type heat consumption meter for measuring the amount of heat caused by hot water pipes. : da en
  • US2398491A - Boring head : en
  • US2398619A - Regulation of rotary compressors : en
  • ES10837Y - Combined neck bra and tie. : en es
  • GB576654A - Improvements in plant for testing prime movers : en
  • GB576794A - Improvements relating to circular saws for cutting stone and the like : en
  • US2398727A - Liquid dispensing apparatus : en
  • ES172959A1 - A PROCEDURE TO COUPLATE A GENERATOR AND ITS REGULATOR TO ITS CORRESPONDING BATTERY OF ACCUMULATORS : en es
  • FR908664A - : fr
  • GB576715A - Improvements relating to the method of producing hollow or tubular bodies of steel or other metals and apparatus therefor : en
  • FR908616A - Circuit breaker operating in dependence on excessive temperature for electric heating devices : en fr
  • FR908760A - Process for manufacturing artificial fibers from casein, carbamide compounds and formaldehyde : en fr
  • US2398559A - Crayon for marking textile materials and the like : en
  • US2398352A - Consumption recorder attachment for meters : en
  • ES172971A1 - A ELECTRIC DISCHARGE LAMP : en es
  • GB576812A - Improvements in or relating to the production of rubber articles from latex : en
  • ES171855A1 - PROCEDURE FOR GASIFICATING SOLIDS, ESPECIALLY INSECTICIDES : en es
  • ES12771U - Dry-firming device (Machine-translation by Google Translate, not legally binding) : en es
  • ES172840A2 - IMPROVEMENTS IN THE CONSTRUCTION OF GUIDES FOR BAND SAW MACHINES : en es
  • FR908635A - prop : en fr
  • GB576756A - Improvements in or relating to fastening devices : en
  • ES11889U - A decorated bicycle handlebar clamp (Machine-translation by Google Translate, not legally binding) : en es
  • NL59004C - : nl
  • US2398585A - Manure fork : en
  • CH242089A - Device for the elimination of soot, fly ash and fly dust from the combustion gases of combustion systems. : de en
  • ES170536A1 - IMPROVED IMPROVEMENTS IN THE PRODUCTION OF TRANSPARENT COLORED NEGATIVES OF MULTIPLE LAYERS : en es
  • FR908833A - Improvements to electrical contacts : en fr
  • GB576701A - Improvements in gas-making retort furnaces : en
  • GB576806A - Improvements in or relating to valves for regulating fluid under pressure : en
  • US2398685A - Production of acyclic ketones : en
  • US2398453A - Breech block mechanism : en
  • ES172888A1 - A PNEUMATIC MECHANISM TO PRODUCE THE IMPULSION OF THE SHUTTLE ON THE TELESCOPES : en es
  • ES172905A1 - A PRESSING PROCEDURE FOR THE MANUFACTURE OF MOLDED OBJECTS OF AGGLOMERATED CORK : en es
  • US2398687A - Method of treating cresylic pitch to obtain tar-acids therefrom : en
  • FR908652A - Variable pitch propeller improvements : en fr
  • FR908658A - Large ink capacity pen : en fr
  • GB576774A - Improvements in and relating to blasting cartridges : en
  • FR908794A - Lighting device for photography booths : en fr
  • ES172856A1 - PROCEDURE FOR THE PREPARATION OF SPECIAL TABLE OLIVES, OR EDIBLE IN GENERAL : en es
  • GB576670A - Improvements in automatic switches as used in telephone systems : en
  • ES12679U - Simplified closing for boxes and containers of plastic and similar materials. (Machine-translation by Google Translate, not legally binding) : en es
  • CH241875A - Process for filling easily vaporizable or gaseous liquids into open containers and for storing and removing from these containers and equipment for carrying out the process. : de en
  • ES12647U - Articulated metal joint for transmission belts of all kinds. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908709A - New baffle system for dynamic loudspeakers : en fr
  • ES11990Y - Enhancements to Burial Chest Crafting : en es
  • FR908636A - Installation and apparatus for automatic shut-off of the reheating station for the feed water of steam plant boilers in the event of a tube rupture in a reheater : en fr
  • FR908701A - Trisazo dyes developable on the fiber : en fr
  • ES11763Y - Strap with portrait holder or similar : en es
  • GB576816A - Improvements in or relating to gas fires : en
  • DK64419C - Device for lifeboats. : da en
  • GB576672A - Improvements in electrical frequency discriminator circuits : en
  • FR908764A - Board game : en fr
  • GB576793A - Improvements in the dyeing of synthetic polymers : en
  • FR908779A - Automatic opening gearbox : en fr
  • GB576707A - Improvements in or relating to filtering apparatus : en
  • GB576732A - Improvements in the treatment of ammunition cartridge cases with liquid composition : en
  • USD144447S - Design for a goblet : en
  • ES172854A1 - A PROCEDURE FOR PRODUCING TRINUCLEAR IMINOLIC CYANINS : en es
  • FR908749A - Method and device for using electricity in caloric form, in order to cause movement of the air necessary for the ventilation and humidification of an enclosure : en fr
  • CH242052A - Process for producing a sulfanilamide compound. : de en
  • US2398640A - Internal-combustion engine : en
  • US2398407A - Power transmitting mechanism : en
  • ES12279Y - An improved device for sharpening and smoothing razor blades. : en es
  • US2398575A - Theib manufacture : en
  • US2398586A - Power control for aircraft engines : en
  • CA434150A - Hauling unit : en fr
  • CH242051A - Process for the production of a new preparation containing caffeine. : de en
  • CH242097A - Gas pressure switch. : de en
  • ES11803Y - Pencil holder. : en es
  • ES12266Y - Support clip for razor blades. : en es
  • FR908795A - Crutches for the wounded, disabled and sick : en fr
  • ES12202Y - Self-closing lid for containers of all kinds. : en es
  • US2398382A - Method for coating optical elements : en
  • GB576727A - Adsorption apparatus : en
  • GB576787A - Improvements in or relating to variable permeability tuning apparatus : en
  • DK64421C - Code lock. : da en
  • DK64424C - Procedure for the manufacture of building articles of cement and fibrous fabrics. : da en
  • FR908639A - Humidifier : en fr
  • FR908757A - Recording device : en fr
  • DK64411C - Electric Wrap Capacitor, which is built using a thin, metal-coated dielectric with self-restoring effect. : da en
  • ES6141U - Roof-chamber system. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576700A - Improvements in or relating to excavating machines : en
  • ES12241Y - Hair bra. : en es
  • FR908832A - Improvements to automatic switching systems : en fr
  • CH241870A - Furniture with drawers. : de en
  • CH241985A - Rolling bearing. : en it
  • GB576710A - Improvements in magnetic work holders : en
  • US2398561A - Suspension device for safety headgear : en
  • ES172870A1 - IMPROVEMENTS IN SPARK PLUGS FOR EXPLOSION ENGINES : en es
  • ES11989Y - New radiators for the cooling of internal combustion engines. : en es
  • ES171728A1 - A METHOD, WITH THE CORRESPONDING APPARATUS, FOR CINEMATOGRAPHIC ART : en es
  • FR908612A - Monitoring and detection and altimetry controller and synchronizer for defense against aircraft and for fire : en fr
  • ES12704U - Package provided with internal elastic gasket, which allows the hermetic closing of the same. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908656A - Descaling machine : en fr
  • ES172129A1 - AN ELECTROMECHANICAL DIFFERENTIAL ENERGY TRANSMISSION DEVICE WITH CONTINUOUS SPEED REGULATION, COMBINED OR NOT WITH MECHANICAL SPEED CHANGE : en es
  • AU131935B2 - Improvements inthe treatment of paper : en
  • CA434215A - Solder : en fr
  • FR908620A - Improvements made to the device providing the packing for a single-piece reel on an alexander crossover winder : en fr
  • GB576795A - Improvements in rotary pumps, rotary compressors or the like : en
  • CH242011A - Process for the production of refrigerators and refrigerator produced by this process. : de en
  • CH242047A - Device for the protection of the hearing against harmful sound effects. : de en
  • US2398482A - Method of inlaying : en
  • US2398647A - Rectifier with control electrodes : en
  • DK64406C - Process for the production of sodium alginate or other water-soluble alginates in powder form. : da en
  • US2398529A - Method of making bimetallic ingots : en
  • USD144458S - Design for a handbag : en
  • GB576803A - Improvements in the manufacture of metal sheets : en
  • CH241966A - Process for the manufacture of blind nuts. : en it
  • FR908848A - Improvement of cardboard groove boxes : en fr
  • FR908786A - Soundproof and athermane material : en fr
  • GB576770A - Improvements relating to gas meters : en
  • ES172847A1 - PROCEDURE FOR THE LOCATION OF FISH : en es
  • AU289446A - An improved disc for use on ploughs, disc harrows andother agricultural machines : en
  • CH242065A - Illuminated circuit diagram. : de en
  • FR908788A - Typist start indicator : en fr
  • CH241855A - Hangars for aircraft, in particular gliders. : de en
  • US2398422A - Igniter for mercury-pool tubes : en
  • US2398392A - Hydraulic torque wrench : en
  • CH241998A - Device for driving camshafts arranged in the crankcase in air-cooled engines with opposing cylinders. : de en
  • CH241982A - Device for tobacco pipes. : de en
  • CH241952A - Stereo photographic device with two lenses and a prism attachment. : de en
  • US2398468A - Process for the treatment of hydrocarbons : en
  • US2398649A - Treatment of wood : en
  • US2398614A - Electrodeposition of manganese : en
  • CA434213A - Chlorine dioxide production : en fr
  • CA434226A - Controlled ignition discharge tube system : en fr
  • CH241860A - Process for the production of powdered asphalt bitumen compositions. : de en
  • GB576797A - Improvements in electric motor drive units : en
  • US2398732A - Doffing mechanism : en
  • US2398444A - Plug valve closure : en
  • CA434166A - Infrared spectrophotometry : en fr
  • US2398729A - Filament extrusion device : en
  • US2398381A - Test set for communication apparatus : en
  • FR908686A - Improvements in circuit testing apparatus and telephone systems incorporating such apparatus : en fr
  • GB576739A - Improvements in or relating to the production of sulphamic acid : en
  • GB576782A - Improvements in or relating to sealing the passage of tubes through the walls of boiler flues, furnaces, combustion chambers and the like : en
  • CA434192A - Malted food production : en fr
  • CA434246A - Polystyrene sheet material : en fr
  • US2398567A - Camera shutter : en
  • CH241843A - Hand tool, comprising two arms articulated to each other. : en fr
  • CA434196A - Ether : en fr
  • CH241962A - Pusher winder for timepiece. : en fr
  • ES11783U - A mold applicable to vulcanizing machines shoes of all kinds (Machine-translation by Google Translate, not legally binding) : en es
  • US2398442A - Multiple wire electric fence : en
  • CH242062A - Antenna coupling transformer. : de en
  • CH241988A - Distributor-inverter. : en fr
  • ES8526Y - Automatic closing for doors, windows and the like. : en es
  • CA434201A - Expanded solid corn syrup : en fr
  • ES171726A3 - PROCEDURE FOR PREPARING AN UNDERWATER PAINT : en es
  • NL57314C - : en
  • FR908801A - Can opener : en fr
  • US2398674A - Hydrocarbon conversion process : en
  • FR908780A - Device for refloating ships and wrecks : en fr
  • ES12257Y - Pocket chart scales. : en es
  • ES172891A1 - A NEW AUTOMATIC GASOLINE ECONOMIZER SYSTEM FOR EXPLOSION ENGINES : en es
  • GB576706A - Improvements in sockets for electric discharge lamps : en
  • CH241853A - Door. : de en
  • CH241901A - Process for purifying ethers. : en fr
  • CH241845A - Flat roofing. : de en
  • CA434244A - Knitting machine : en fr
  • GB576754A - Improvements relating to permanent magnets : en
  • ES12743U - Package seal (Machine-translation by Google Translate, not legally binding) : en es
  • FR908847A - Improvements to tank caps : en fr
  • USD144452S - Design for a room cooler of the window type : en
  • GB576792A - Improvements relating to stuffing boxes : en
  • GB576799A - Improvements in the production of core driers for foundry purposes : en
  • ES12768U - Phosphoregating plate applicable to small electrical material recessed or not (Machine-translation by Google Translate, not legally binding) : en es
  • FR908809A - Insulating panels for building construction and all other applications : en fr
  • US2398504A - Wire connector : en
  • GB576788A - Improvements in the method of production of the legs of weighing scales and associated parts : en
  • US2398713A - Governor control : en
  • US2398443A - Production of metals : en
  • US2398582A - Composite anode structure : en
  • ES172818A1 - A MANEUVER VALVE SYSTEM FOR EXTINGUISHERS OR OTHER PRESSURE APPLIANCES : en es
  • ES172874A3 - IMPROVEMENTS IN RADIO LIGHT SYSTEMS WITH ELECTRONIC MODULATION : en es
  • US2398623A - Shoe : en
  • US2398411A - Electronic circuit : en
  • US2398595A - Rough service electrical device : en
  • ES12249Y - A new closure for windows : en es
  • GB576697A - Improvements relating to hose clamps : en
  • FR908642A - Internal clamping brake : en fr
  • US2398607A - Measuring instrument movement : en
  • USD144456S - Design fob a handbag ob similar article : en
  • US2398474A - Weeder : en
  • ES12278Y - Ridged grate to plow the land. : en es
  • ES172792A1 - A PROCESS OF SOAP IMPREGNATION OF STEEL WOOL : en es
  • US2398570A - Face clutch : en
  • CH241980A - Closure for bracelets. : de en
  • US2398472A - Device for securing tires to the rims of vehicle wheels : en
  • US2398515A - Washover overshot : en
  • ES12749U - New pieces of ceramic material for all kinds of roofs. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398413A - Adjustable support : en
  • US2398471A - Power unit for amusement devices and the like : en
  • FR908835A - Improvements to transmitting-receiving devices for electrical signals : en fr
  • ES172576A3 - IMPROVEMENTS IN THE MANUFACTURE OF CERAMIC BODIES, WITH VARIABLE DIELECTRIC : en es
  • FR908619A - Single tapered cheek spool for continuous draw and used for weaving : en fr
  • FR908628A - Method of establishing furnace or hearth components subjected to high temperatures, such as air insufflation nozzles, in particular for gasifiers : en fr
  • US2398351A - Marine structure : en
  • ES172675A1 - AN ELECTRICAL CIRCUIT SYSTEM, STARTING FROM LOW VOLTAGE CONTINUOUS CURRENT, APPLICABLE TO THE POWER SUPPLY OF LUMINOUS TUBES : en es
  • FR908796A - Busts supports for crutches : en fr
  • ES172924A1 - A PROCEDURE TO MAKE UNFORESALABLE DOCUMENTS OF ALL KINDS : en es
  • FR908815A - Mechanical dryer : en fr
  • US2398435A - Polarizing crystalline formation by transfer and expansion : en
  • US2398629A - Luminescent material : en
  • ES172197A1 - IMPROVEMENTS MADE IN THE CONSTRUCTION OF FRAMES, ESPECIALLY FOR SHOWCASES : en es
  • FR908661A - Process for the preliminary treatment of metal surfaces before their coating with phosphate layers : en fr
  • FR908813A - Process for the preparation of new imidazolines : en fr
  • ES172871A1 - IMPROVEMENTS IN ANTENNA SYSTEMS FOR STEERABLE RADIOELECTRIC SYSTEMS : en es
  • GB576729A - Improvements in roller skates : en
  • GB576757A - Improvements in or relating to diamond tools : en
  • GB576781A - A cycle lock : en
  • ES172535A1 - IMPROVEMENTS IN ELASTIC WHEELS FOR AUTOMOTIVE WHEELS, TRUCKS AND ANALOG VEHICLES : en es
  • ES172323A3 - IMPROVEMENTS IN MEDIA MUNUFACTURING TO FORM INDICES : en es
  • US2398521A - Fountain pen : en
  • US2398660A - Lapping machine : en
  • CA434235A - Optical objective : en fr
  • CH241938A - Measuring tool. : en fr
  • CH242032A - Electric discharge tube. : de en
  • CA434143A - Copper surface blackening process : en fr
  • US2398485A - Purification of dicarboxylic acids : en
  • DK64422C - Doll with movable limbs, for whose fastening coil springs have been used. : da en
  • FR908838A - Hair salon dryer : en fr
  • US2398683A - Cartridge for actuating gas pres : en
  • CH242053A - Process for the preparation of 6- (p-Amino-benzene-sulfonamido) -2,4-dimethyl-pyrimidine. : de en
  • US2398484A - Woven fabric : en
  • US2398517A - Apparatus for plating finely divided material : en
  • ES12274Y - Optical effect entertainment toy. : en es
  • AU251746A - Improvements relating to phonograph apparatus : en
  • FR908677A - Circuit switch : en fr
  • US2398458A - Impact testing device : en
  • US2398550A - Clenching apparatus : en
  • US2398744A - Kite balloon : en
  • USD144472S - Design fob a clothespin : en
  • ES172925A1 - A WRITING MACHINE FOR THE BLIND : en es
  • GB576767A - Improvements in or relating to wheel brake apparatus : en
  • ES12238Y - Coin purse. : en es
  • FR908844A - Sealed seal for lubricant : en fr
  • ES12240Y - Toy glider. : en es
  • ES12773U - Improved burner for liquid fuels. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398460A - Mechanism for regulating pumps for internal-combustion engines : en
  • ES172938A1 - AN INSTALLATION FOR THE TRANSMISSION OF SECRET RADIOCOMMUNICATIONS : en es
  • CH242072A - Method and device for drying haystocks. : de en
  • CA434118A - Hydraulic power transmission mechanism : en fr
  • US2398609A - Electrode and means and method of making the same : en
  • CH242103A - Compressed gas switch with cut-off resistor. : de en
  • CH241932A - Device for actuating the firing pin in automatic firearms. : de en
  • AU275846A - Raking classifiers : en
  • US2398611A - Igniting means for burners : en
  • USPP681P - Azalea plant : en
  • AU121298B2 - Improvements inthe construction of cooling chambers andthe like : en
  • CH242024A - Safety device on safety screw plug. : de en
  • CA434126A - Plastic composition : en fr
  • CA434177A - Truck frame : en fr
  • CA434221A - Electric wiring unit end closure : en fr
  • CA434225A - Welding system : en fr
  • CA434247A - Toy train : en fr
  • CH241913A - Tabs on files, registries, etc. : de en
  • CA434159A - Cushion-bonding strip unit : en fr
  • CA434140A - Resilient joint : en fr
  • CH242012A - Circuit for keeping the terminal voltage of a consumer device to be fed with direct current constant. : de en
  • ES172973A1 - PROCEDURE FOR MANUFACTURING ARTIFICIAL MARBLE, APPLIED TO COATINGS : en es
  • CA434214A - Electrolysis of salt solutions : en fr
  • FR908690A - Improvements to telephone systems : en fr
  • NL57282C - : en
  • CH242009A - Absorption chiller. : de en
  • CA434223A - Sound recording system : en fr
  • FR908773A - Improvements to grinding machines : en fr
  • US2398369A - Spraying apparatus : en
  • US2398597A - Dot filling retainer for looms : en
  • CH241978A - Cufflink. : en fr
  • CH241990A - Fluid injector with flow adjustment needle. : en fr
  • CH242005A - Steam-air thermal power plant. : de en
  • ES12734U - Sorter for loose sheets, documents and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • CH241958A - Waterproof watch box. : en fr
  • CH242013A - Device for regulating at least one transfer power in a network group fed by various power machine groups. : de en
  • CA434230A - Building composition : en fr
  • ES172903A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • CA434167A - Fodder : en fr
  • AU285746A - Improvements in or relating to cellular grid structures and to methods for producing thesame : en
  • CH241884A - Stand for electric irons with connection device. : de en
  • ES12270Y - New container for canned fruit candy. : en es
  • US2398398A - Heating apparatus : en
  • US2398739A - Catalytic cracking process : en
  • CH241915A - Moving image projector. : de en
  • CA434162A - Photometric apparatus and spectrophotometer : en fr
  • CA434241A - Mounting plate for plug-in devices : en fr
  • CA434212A - Textile steaming apparatus : en fr
  • FR908602A - Hermetic closure with wedge pressure for fire extinguishers : en fr
  • ES172940A1 - A LUMINOUS TELETRAZADOR SYSTEM : en es
  • US2398583A - Pencil holder : en
  • FR908745A - Triggering device for the spacers of a line composing and melting machine : en fr
  • CH241963A - Pusher winder for timepiece. : en fr
  • ES12718U - Auger for boring, pneumatic and electric machines. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908817A - Method and device for prolonged use of the blades of safety razors : en fr
  • FR908822A - Table football : en fr
  • US2398558A - Hydraulic power unit : en
  • ES11782Y - Articulated belt. : en es
  • US2398494A - Preparation of fluorine-containing enamels : en
  • CH242001A - Air-cooled internal combustion engine. : de en
  • FR908660A - Hot shoe movement control of a cinematographic camera or projection device : en fr
  • ES172960A1 - IMPROVEMENTS IN THE OVENS OF BAKING BREAD AND ITS SIMILARS : en es
  • FR908723A - Connection device for flexible hoses : en fr
  • GB576653A - Method eliminating the coloration of glass obtained by electric melting : en
  • US2398386A - Bell for blast furnaces : en
  • US2398357A - Antenna mast : en
  • GB576736A - Improvements in automatic control systems for electric welding machines : en
  • CH241908A - Process for manufacturing phosphate fertilizer and installation for the implementation of this process. : en fr
  • CH241931A - Device for the relative adjustment of the agreement plate and the range plate of a telescopic sight. : de en
  • GR10635B - ELECTRICAL CIRCUIT RESTORATION SYSTEM FOR RECEIPTING A SECRET COMBINATION ALTERNATIVE AT WILL. : el en
  • USD144470S - Design for a baby blanket fastener : en
  • US2398384A - Nursery chair swing : en
  • FR908766A - Device for the stable transmission of power between an AC machine and a constant voltage network : en fr
  • US2398635A - Ignition system : en
  • US2398722A - Self-tuning polyharmonic damper : en
  • ES12699U - Protective cover for electrolytic baths. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576747A - Improvements in suspending devices for garments : en
  • AU285646A - Improvements in or relating to process for producing heat-insulation materials : en
  • US2398480A - Production of halogenated mercaptans and thio-ethers : en
  • ES12722U - Envelope or paper bag with special closure device. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172936A1 - A HAND LANTERN, OF CONTINUOUS LOAD : en es
  • US2398371A - Window glass : en
  • FR908649A - Pressed glass foot for electric discharge receptacles : en fr
  • FR908683A - Bike carrier combined with a lock : en fr
  • FR908843A - Wiper pad : en fr
  • ES12714U - Pot and stove set with special thermal properties. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576681A - Improvements in or relating to couplings for pipes, tubes and the like : en
  • GB576763A - Improvements in the manufacture of chains : en
  • US2398360A - Dragline bucket : en
  • US2398584A - Heavy-duty hand truck : en
  • US2398756A - Textile drawing frame : en
  • GB576679A - Process for providing plastic articles with metallic coverings : en
  • ES11779Y - Block or vault for constructions. : en es
  • US2398632A - Building element : en
  • AU121295B2 - Improvements in or relating to mechanism for registering sheets being fed to printing presses andother machines : en
  • AU2346A - Improvements in or relating toa building structure ofan arcuate form : en
  • FR908830A - Intermediate wave change amplifier : en fr
  • GB576778A - Improvements in or relating to the recording and reproduction of sound on films : en
  • ES12193Y - Ticket holders and documents. : en es
  • CA434203A - Feeding mechanism with transfer arms for power presses : en fr
  • CH241850A - Method of laying panels and auxiliary equipment for carrying out the method. : de en
  • CA434184A - Tank circuit : en fr
  • ES172828A1 - IMPROVEMENTS IN THE MEANS FOR THE COUPLING OF TUBES : en es
  • CA434158A - Engine carbureter : en fr
  • CH242017A - Device at the junction of metal wires or ropes under tension to relieve the wire or rope parts abutting at this junction. : de en
  • CH242078A - Elastic wheel. : en fr
  • CH241921A - Endless string tape that rotates over rollers for generating continuous tones in sound bodies. : de en
  • US2398566A - Skate sharpener : en
  • FR908618A - Colorants for vat : en fr
  • GB576743A - Improvements in or relating to boxes, containers or crates : en
  • CA434163A - Spectrophotometer flickering beam : en fr
  • ES172945A1 - A PROCEDURE IN FIXING THE CRYSTALS OF THE GLASSES MOUNTED TO THE AIR : en es
  • CH241885A - Vacuum. : en fr
  • US2398540A - Drawn-in collet chuck : en
  • CH241847A - Construction element. : en fr
  • CH241861A - Device for preventing complete freezing of a pipe cross-section caused by water clots. : de en
  • CH242029A - Electron-optical system for cathode ray tubes, in particular for oscilloscope and television tubes. : de en
  • CH241992A - Impeller with outer ring for hydraulic centrifugal machines of axial design. : de en
  • NL57165C - : en
  • AU293546A - Improvements in or relating to combined television and sound systems : en
  • CH241970A - Filing and sawing machine. : de en
  • CH242023A - Process for manufacturing rheostats. : en fr
  • CH241896A - Vessel for carrying out chemical reactions, evaporation processes and the like. : de en
  • CH242046A - Pregnancy corset. : en fr
  • USD144474S - Design fok a pencil lead holder : en
  • ES12242Y - Hair curler. : en es
  • CH241925A - Game device in which it is a question of reaching a goal with a ball dropped from a moving organ. : en fr
  • CA434120A - Cable cutter : en fr
  • US2398405A - End closure for paperboard containers : en
  • CH242070A - Packaging made from a film. : de en
  • US2398374A - Fastening device : en
  • CH241864A - Cylinder lock. : en fr
  • CH242071A - Material transport device. : en it
  • CA434198A - Differential motion for traversing card grinding rollers : en fr
  • US2398701A - Supersonic inspection device : en
  • ES12610U - Improvements in knitwear and especially knitwear (Machine-translation by Google Translate, not legally binding) : en es
  • FR908679A - Improvements to slide switches, especially for high voltage : en fr
  • CH242092A - Women's pants. : de en
  • CH241876A - Container with closure. : de en
  • CH242063A - Vibration generator for very short waves. : de en
  • AU121284B2 - Improvements in or relating to devices, particulraly for illumination purposes : en
  • AU134271B2 - Improvements in and relating tothe concentration and purification of hydrogen peroxide by distillation : en
  • AU40346A - Improvements in or relating to measuring and adjusting tools : en
  • US2398758A - Multiple rheostat and potentiometer : en
  • US2398617A - Ladder attachment : en
  • US2398601A - Aircraft control : en
  • CA434154A - Separable fastener : en fr
  • CA434186A - Complex resinous ester : en fr
  • CH242030A - Process for improving the contacting of electrical contacts. : de en
  • CA434211A - Hydrogen peroxide purification : en fr
  • FR908715A - Electric automatic switching system : en fr
  • US2398545A - Colored gas signal : en
  • US2398537A - Bifurcated garment : en
  • US2398590A - Electrolytic cell : en
  • US2398618A - Coupling for tubes : en
  • US2398563A - Process for preparing branch chain hydrocarbons : en
  • US2398420A - Bleaching and loading of papermaking fiber : en
  • US2398528A - Drawer structure : en
  • DK64407C - Remote signaling system with selectors, which are controlled by registers and by one or more discharge tubes with cold cathodes. : da en
  • FR908659A - Fishing rod reel : en fr
  • AU293046A - Improvements in and relating to rubber heels : en
  • CH241959A - Ball bearings, in particular, but not exclusively for axes of rotating moving parts of time machines. : en fr
  • CH241880A - Household sewing machine with free arm. : de en
  • ES172822A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • FR908840A - Metal sole system : en fr
  • AU132172B2 - Method of producing electrolytic baths for use in indium plating and water soluble dry products for producing said baths : en
  • US2398677A - Selling control system and machine therefor : en
  • ES12702U - Toy or miniature vehicle, with automatic start and gear change. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12272Y - Buckle or fastener for stockings, socks and the like. : en es
  • FR908739A - Improvements to packaging bags : en fr
  • FR908761A - Agents for controlling pests : en fr
  • FR908678A - Improvements in apparatus for sorting cards or sheets or the like bearing records : en fr
  • ES172919A1 - IMPROVEMENTS IN THE PROCEDURE FOR FOOTWEAR MANUFACTURE : en es
  • FR908741A - Serial terminal for connecting power lines : en fr
  • GB576669A - Improvements in or relating to fire-extinguishers and supporting brackets for the same : en
  • GB576676A - Improvements in systems for feeding fuel and other liquids to internal combustion engines : en
  • GB576686A - Improvements in or relating to infinitely-variable reproducing or repeating devices : en
  • USD144459S - Design for a combined pencil and eraser : en
  • CH241957A - Shaped, waterproof wristwatch box. : en fr
  • US2398624A - Light transmitting element : en
  • NL57193C - : en
  • FR908608A - Process for preparing amines of the indane group : en fr
  • ES12058Y - Procedure for the manufacture of inviolable envelopes or sheets for correspondence and other uses : en es
  • ES8191U - Dummy with imitation of human movements. (Machine-translation by Google Translate, not legally binding) : en es
  • AU282846A - Road roller : en
  • US2398416A - Compounded oil : en
  • ES12753U - Push-button switch or pear-shaped bell pushbutton (Machine-translation by Google Translate, not legally binding) : en es
  • US2398523A - Fan : en
  • US2398757A - Preparation of cyanoacetals : en
  • US2398749A - Spring group : en
  • FR908645A - sheet construction element : en fr
  • ES8060U - Pneumatic tire with widened and leveled tread. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398705A - Television system : en
  • USD144466S - Lady s coat or similar article : en
  • FR908839A - Hot water supply system : en fr
  • GB576719A - Improvements in generators of vibrating currents : en
  • ES12720U - Apparatus for the lighting of streets and gardens. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172842A1 - IMPROVEMENTS IN THE SYSTEMS DELIMITADORES DE CORTACORRIENTES : en es
  • GB576695A - A new or improved portable mechanical fire alarm device : en
  • ES12747U - Nozzle with its corresponding tongue for fountain pens. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908777A - Device holder for texts, images, photographs, various objects : en fr
  • ES172852A1 - IMPROVEMENTS INTRODUCED IN THE MACHINES INTENDED FOR THE MANUFACTURE OF TILES : en es
  • FR908748A - Improvement in seaplanes with lateral balancing floats not susceptible to retraction in flight : en fr
  • FR908807A - Switch box flashlight contact piece : en fr
  • ES12746U - A counter to control blows or alternative movements of different sign (Machine-translation by Google Translate, not legally binding) : en es
  • GB576746A - Improvements in or relating to turbines : en
  • FR908816A - Mechanical rotary clearing tractor : en fr
  • FR908721A - Monthly calendar : en fr
  • FR908626A - Device mounted on a belt, in particular for suspension of helmets or other equipment accessories : en fr
  • US2398642A - Method and system for television communication : en
  • CA434248A - Separation of foreign matter from paper making materials : en fr
  • FR908738A - Device for performing comparative resistivity measurements : en fr
  • FR908633A - Process for the recording on discs of any non-periodic phenomena, installations for its implementation and discs thus obtained : en fr
  • FR908712A - Improvements to devices for testing eddy current couplings : en fr
  • GB576749A - Improvements in or relating to the manufacture of electron discharge and similar devices : en
  • CH241923A - Skis with protective edges. : de en
  • US2398737A - Pipette and method of making same : en
  • AU130292B2 - Improvement in distance determining system : en
  • CA434217A - Carton : en fr
  • ES12646U - Automatic wrist head (Machine-translation by Google Translate, not legally binding) : en es
  • US2398450A - Stemming and shredding apparatus : en
  • US2398681A - Relay : en
  • FR908647A - Improvement in the remote control of taps, valves and the like : en fr
  • FR908769A - New azo dyes : en fr
  • FR908771A - Expansion thermostat : en fr
  • ES172966A1 - SOME IMPROVEMENTS IN THE MECHANISMS FOR THE OBTURATION OF THE LUMINOUS BEAM IN THE MACHINES FOR PROJECTS CINEMATOGRAPHIC TAPES : en es
  • FR908729A - Swimming glove : en fr
  • US2398672A - Method of preparing organopolysiloxanes : en
  • US2398650A - Steering baby carriage : en
  • US2398719A - Method of making porous metal articles : en
  • FR908644A - Improvements in the assembly of glazing beads in window or door frames : en fr
  • GB576723A - Improvements in or relating to air heating and ventilating systems : en
  • GB576802A - Improvements in electrical insulators having conducting parts : en
  • US2398495A - Alkylation : en
  • US2398741A - Signaling system : en
  • ES11750Y - Device to retain gum residue when erasing in typing. : en es
  • ES172843A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF MACHINES TO VARNISH TILES : en es
  • FR908629A - Low frequency current amplification system, without phase distortion : en fr
  • GB576693A - Improvements in ornamental granular-faced composition shingle : en
  • GB576675A - Improvements in or relating to aluminium and other light material windows : en
  • ES171697A3 - A COOLING SYSTEM AND METHOD FOR MOBILE VEHICLES : en es
  • ES11404Y - Transportable and foldable baby carrier. : en es
  • GB576696A - Improvements in electric plug and socket connectors : en
  • ES12705U - Protected dish rack. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576820A - Improvements in power transmission mechanism : en
  • US2398358A - Chromable dyestuffs and a process of making same : en
  • US2398447A - Electric cable : en
  • US2398684A - Electrical contact plug : en
  • ES172968A1 - MINERVA OF TINTAJE FLAT, WITH ORIGINAL DEVICE OF STOP OF ROLLERS IN THE TOP : en es
  • US2398527A - Means for flowing wells : en
  • US2398364A - Method in shaping a solid body against another body : en
  • US2398653A - Magnetic structure : en
  • US2398689A - Azeotropic styrene distillation : en
  • FR908800A - Method and devices for the molding of prefabricated panels intended for the construction of buildings : en fr
  • CH241934A - Caliber for measuring lengths. : de en
  • CH241975A - Process for reducing the transmission of short-wave and ultraviolet light rays in films made from regenerated cellulose or cellulose compounds. : de en
  • FR908762A - Method and application devices for reducing the resistance of water opposing the advancement of boats : en fr
  • CH241979A - Device for securing the ear jewelry body on the ear. : de en
  • CA434231A - Fluid pump : en fr
  • AU290246A - Improvements in or relating tothe manufacture of sliding clasp fasteners : en
  • CA434144A - Siren : en fr
  • CA434195A - Butadiene separation from hydrocarbon mixtures : en fr
  • CH242035A - Process for the production of sintered glass bodies. : de en
  • GB576702A - Improvements relating to the agglomeration of iron-bearing materials : en
  • US2398421A - Electrohydraulic control system : en
  • US2398513A - Bubble forming device : en
  • US2398489A - Catalytic conversion process : en
  • USD144467S - Design for a print roller : en
  • FR908765A - Camping bed : en fr
  • FR908825A - Tool for mounting and removing pneumatic tires on the rims of the wheels of bicycles, motorcycles and similar vehicles : en fr
  • FR908654A - Undervoltage coil circuit breaker : en fr
  • US2398565A - Dent frame for looms : en
  • US2398350A - Method of producing elastic polymer : en
  • GB576660A - Improvements in and relating to the production and treatment of paper : en
  • GB576677A - Apparatus for heating buildings : en
  • US2398451A - Dressing device for grinding wheels : en
  • US2398736A - Polymeric products and preparation of same : en
  • US2398751A - Spring group : en
  • USD144451S - Design for a handbag : en
  • NL57283C - : en
  • US2398643A - Batching scale : en
  • CH241995A - Engine with cylinders facing each other on both sides of the crankshaft. : de en
  • CH242036A - AC electrolytic capacitor. : de en
  • US2398476A - Punching apparatus : en
  • US2398356A - Bag cleaning machine : en
  • USD144455S - Design for a coat : en
  • US2398754A - Lighting equipment : en
  • US2398464A - Log loading hook : en
  • GB576759A - Device for securing electric wire : en
  • FR908781A - Measuring or regulating device using a zero indicator device : en fr
  • FR908823A - welding electrode : en fr
  • FR908834A - Improvements to semi-automatic telephone systems : en fr
  • GB576726A - Cartridge for automatic gun : en
  • US2398379A - Stencil printing machine : en
  • US2398415A - Mineral oil composition and the like : en
  • ES172893A1 - A BLOCKING MECHANISM FOR THE SHUTTLE OF MECHANICAL TILES : en es
  • GB576725A - Photographic scanning method and apparatus for the production of orthogonal photographs of three-dimensional objects : en
  • GB576783A - Improvements in or relating to rat traps : en
  • US2398657A - Relay : en
  • ES12669U - Foldable box for injectables. (Machine-translation by Google Translate, not legally binding) : en es
  • CH241889A - Process for the production of sole protectors and other fittings. : de en
  • ES10147Y - Vaginal cannula. : en es
  • ES5831U - Device for the vibration-free suspension of altimetric barometer boxes in engines, airplanes and similar. Claiming the priority of the german patent dated july 24, 1930. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398465A - Apparatus for forming hollow glass articles : en
  • USD144468S - Design for a wheeled toy : en
  • CH241920A - Process for improving the sound quality of string instruments. : de en
  • CH241969A - Device for the production of polygonal holes. : de en
  • CA434174A - Press tool for bending tubes or rods : en fr
  • CH242068A - Bag. : de en
  • US2398578A - Electronic device : en
  • US2398670A - Modified rosin ester-drying oil var : en
  • CH241886A - Soft double collar. : de en
  • US2398664A - Adapter for grinding wheels : en
  • US2398412A - Camera film wind and shutter control mechanism : en
  • FR908710A - Articulated sole : en fr
  • GB576777A - Improvements in and relating to pipe lines : en
  • CA434117A - Rod connection : en fr
  • CA434151A - Trailer hitch : en fr
  • CA434207A - Optical objective : en fr
  • CH242102A - Compressed gas switch with cut-off resistor. : de en
  • US2398430A - Hydrolysis of halogen containing compounds : en
  • CH241986A - Vibration generator device. : en fr
  • US2398393A - Chimney structure : en
  • CH241930A - Movement device for toys. : de en
  • CH242055A - Circuit arrangement for introducing signal streams onto an outgoing line used for the transmission of message streams. : de en
  • AU271346A - Improvements in or relating to ionisation chambers, geigermuller tubes andthe like : en
  • US2398598A - 1, 3-dichloro-5-methyl-5-isobutyl hydantoin and method of preparation : en
  • CH241856A - Clamping device for fastening rail processing devices on railroad tracks. : de en
  • US2398507A - Down lighting apparatus : en
  • CA434245A - Work locator : en fr
  • CH241954A - Clockwork movement rack. : en fr
  • AU121285B2 - Improvements in or relating to radio-receiving sets comprising wave-range changeover switch which can occupy three or more positions : en
  • CH242010A - Apparatus for the rapid freezing of food products. : en fr
  • CH242083A - Clothes guard for the rear wheel of bicycles. : de en
  • GB576796A - Improvements relating to friction clutches : en
  • US2398383A - Cutter : en
  • CA434179A - Morpholine and thiamorpholine derivative : en fr
  • AU131599B2 - Improvements in or relating to apparatus and process for centrifugally lining Hollow cylinders : en
  • CA434152A - Roll-up screen : en fr
  • US2398385A - Rotary rod weeder : en
  • US2398712A - Manufacture of coated articles : en
  • USPP680P - Rose plant : en
  • ES171358A1 - A VIBRATION GENERATOR APPARATUS : en es
  • ES172974A1 - PROCEDURE FOR OBTAINING "BERGER" FUMIGOGENIC MIXTURES WITHOUT ANY DEGREE OF HUMIDITY AND WITHOUT SODIUM OR POTASSIC CHLORATE : en es
  • FR908625A - New azo dyes : en fr
  • FR908758A - Further development of tie rods for sheet piles and the like : en fr
  • ES12706U - A lounge game (Machine-translation by Google Translate, not legally binding) : en es
  • US2398427A - Electric arc heating : en
  • FR908768A - New dyes for vats : en fr
  • GB576786A - Improvements relating to handle fixing devices for broom and like heads : en
  • FR908643A - High Safety Explosion Proof Luminaire : en fr
  • US2398673A - Electric heating system : en
  • AU133519B2 - Improvements in or relating tothe production of heat sealable transparent, cellulosic sheets and films : en
  • NL57289C - : en
  • CA434149A - Loose wrapped paper box : en fr
  • FR908624A - Wheel or wheel center : en fr
  • CA434142A - Bituminous sand mining method : en fr
  • NL115974B - : en
  • CH242027A - Temporary action stop device. : en fr
  • CH241905A - Process for the preparation of a sulfur-containing dye. : de en
  • CH242006A - Accelero-tachometer regulator. : en fr
  • ES12703U - Bricks for roofs and pavements. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12740U - Container for individual rations of wines, liquors and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172764A1 - SYSTEM FOR PURIFICATION OF ACETYLENE GAS IN CARBIDE LAMPS : en es
  • US2398631A - Endless track for vehicles : en
  • FR908846A - Apparatus for photographic reproduction of documents : en fr
  • GB576822A - Improvements in optical projection apparatus : en
  • US2398542A - Hydraulic valve : en
  • CH241941A - Arrangement with at least two thermostats. : de en
  • CH241999A - Exhaust system for internal combustion engine. : en fr
  • US2398651A - Electrical relay : en
  • CA434216A - Silent type chain : en fr
  • FR908799A - Gear shifting with suspension device making the rear wheels independent : en fr
  • US2398555A - Coupling for tubes : en
  • ES172270A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF SEMIBADANA, COMPOSED OF TWO SIDES OF DIFFERENT CONTEXTURE : en es
  • AU133098B2 - Improvements in or relating to ionisation chambers, Geigermuller tubes andthe like : en
  • US2398676A - Glass press : en
  • CH241939A - Spirit level. : de en
  • US2398487A - Pegging and aligning means : en
  • US2398743A - Recovery of magnesium compounds : en
  • AU121293B2 - Improved apparatus for dispensing measured quantities of gasoline orthe like : en
  • CH242003A - Installation comprising at least one self-generator of pressurized gas with at least one free piston and at least one receiving machine supplied with these gases. : en fr
  • DK64410C - Chandelier lamp holder. : da en
  • FR908605A - Valve and its housing for pumps, compressors, motors and similar machines : en fr
  • US2398505A - Dispensing tube : en
  • AU131016B2 - An improved decarbonising and degreasing compound : en
  • CH242026A - Motor protection switch with double contact interruption. : de en
  • US2398608A - Electron discharge device : en
  • CA434130A - Broad rung ladder : en fr
  • US2398417A - Electrical capacitor : en
  • US2398375A - Liquid level indicator : en
  • US2398679A - Resistance regulator : en
  • US2398345A - Gas-scrubbing apparatus : en
  • AU121287B2 - Improvement in arbors : en
  • FR908808A - Process for increasing the wear resistance of rubber or its substitutes by incorporating substances of determined hardness : en fr
  • ES12277Y - Regulator-filter for taps. : en es
  • US2398469A - Fuse device : en
  • US2398531A - Filling mechanism for fountain pens : en
  • FR908746A - Method and device for involute grinding of spur gears by means of a grinding wheel in the form of a worm : en fr
  • US2398514A - Internal-combustion engine : en
  • US2398663A - Nonrefillable bottle : en
  • FR908685A - Improvements to torque control devices for AC motors : en fr
  • CH242050A - Mixture of substances which is used to incorporate drugs. : de en
  • NL57173C - CONTROL DEVICE FOR MAINTAINING THE TEMPERATURE IN LIVING ROOMS, ETC., WHERE THE HEAT SOURCE IS CONTROLLED BY A THERMOSTAT, WHERE THE TEMPERATURE-SENSITIVE ORGAN IS INFLUENCED BY AN ELECTRICAL REQUIREMENT EXCEPT BY THE TEMPERATURE TO BE REGULATED : en nl
  • US2398496A - Hydrocarbon conversion and fractionation system : en
  • US2398426A - Chemical composition : en
  • US2398745A - Kite balloon : en
  • US2398707A - Fiberizing apparatus : en
  • US2398733A - Braking mechanism for film reelsupporting shafts : en
  • USD144473S - Design for a dress : en
  • AU243646A - Improvements inthe washing of textiles andin detergents therefor : en
  • US2398654A - Combustion burner : en
  • CA434229A - Method and apparatus for installing fasteners : en fr
  • CH241902A - Continuous manufacturing process for aliphatic diacids. : en fr
  • US2398395A - Combined typewriting and comput : en
  • US2398432A - Means for detecting submarine mines : en
  • US2398530A - Ultraviolet transmitting glass : en
  • CH241917A - Device comprising a movable endless belt of which at least part of the exterior face is visible. : en fr
  • US2398711A - Knife sharpener : en
  • US2398361A - Resinous compositions : en
  • FR908824A - Improvements to heavy oil tractors and similar vehicles : en fr
  • GR10636B - STEAM BOILER WATER PREHEATER. : el en
  • CA434156A - Ticket or tag for marking textile materials : en fr
  • US2398396A - Fluid evaporator : en
  • US2398589A - Method of making manganese : en
  • US2398508A - Stove : en
  • US2398658A - Work holding device : en
  • US2398638A - Dynamoelectric machine : en
  • US2398524A - Venetian blind holder : en
  • US2398428A - Shirt : en
  • US2398625A - Process for spinning proteins : en
  • US2398742A - Supervisory system for communication circuits : en
  • AU1000443A - Improvement in arbors : en
  • US2398718A - Percussion fuse : en
  • US2398536A - Packing for collapsible tubes : en
  • CH242000A - Method for injecting auxiliary fuel into the intake pipe of an internal combustion engine intended to facilitate starting and installation for implementing this method. : en fr
  • AU130143B2 - An improved disc for use on ploughs, disc harrows andother agricultural machines : en
  • CA434190A - Modified starch product : en fr
  • CH241872A - Night table usable as a patient table. : en fr
  • CH241881A - Device for knitting. : de en
  • ES171120A1 - IMPROVEMENTS IN THE MANUFACTURE OF SYNTHETIC PRODUCTS : en es
  • GB576765A - Sewing machine : en
  • US2398477A - Burial bag : en
  • ES12250Y - Safety clasp. : en es
  • CA434124A - Boring machine for wooden pipes : en fr
  • ES12736U - Kitchen apron with protective breastplate (Machine-translation by Google Translate, not legally binding) : en es
  • CH241933A - Device for stopping a motor vehicle fitted with tires on a road. : en fr
  • FR908703A - Electromagnetic relay : en fr
  • GB576658A - Improvements relating to the manufacture of micro porous material : en
  • AU130979B2 - Improvements in or relating tothe manufacture of sliding clasp fasteners : en
  • CH242031A - Method for producing a vacuum-tight connection between a ceramic body and a metal body by means of a glass flow and temperature-resistant electrode insertion produced according to this method. : de en
  • AU124999B2 - Improvements in or relating to measuring and adjusting tools : en
  • AU218146A - Improvement in distance determining system : en
  • ES12737U - Elastic device to adjust to the ankle strap or strap that holds lady's shoes. (Machine-translation by Google Translate, not legally binding) : en es
  • CH242008A - Continuously working absorption small-scale refrigeration system. : de en
  • CA434180A - Motor control system : en fr
  • CA434208A - Optical projection apparatus : en fr
  • ES12731U - Bra of changeable sheets and pencil for agendas or pocket notebooks. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172912A1 - A PROCEDURE FOR THE MANUFACTURE OF RAYON THREADS FROM BRAIN CHESTNUTS (BERTHOLLETIA) AND WASTE THEMSELVES : en es
  • FR908698A - Improvements to telephone systems : en fr
  • US2398492A - Process for refining fats : en
  • CH241929A - Society composition game. : de en
  • AU184746A - Improvements in or relating to resorcincol-formaldehyde resins and adhesives produced therefrom : en
  • FR908684A - Printing machine on objects with cylindrical walls : en fr
  • FR908767A - Wall and partition construction system : en fr
  • CA434178A - Truck frame : en fr
  • CH242054A - Process for the preparation of a new sulfonamide compound. : de en
  • US2398344A - Stable emulsions of vinyl esters : en
  • US2398752A - Dumping bailer : en
  • US2398455A - Metallurgy : en
  • CH242091A - Can opener. : en fr
  • GR10638B - PROTECTIVE VALVE FOR OVERLOATING OF TIRES IN TIRE. : el en
  • FR908667A - Improvements to control systems for electric motors : en fr
  • CH242056A - Signal receiver for carrier wave telephony systems. : de en
  • GB576734A - Improvements in wire drawing and coiling machine : en
  • CH242021A - Control and release contact device of a contactor. : de en
  • CH242095A - Lathe center fixture. : de en
  • US2398603A - Fastener : en
  • ES12727U - Hydraulic level (Machine-translation by Google Translate, not legally binding) : en es
  • FR908613A - Double tube bundle heating system : en fr
  • GB576673A - Improved key-locked slidable-bolt fastenings for attache cases and the like : en
  • GB576771A - Improvements in apparatus for washing sugar and like materials : en
  • GB576768A - Improvements in radio frequency transformers : en
  • CA434173A - Fluid pressure control mechanism : en fr
  • FR908793A - Listening device, in particular for checking conduits traversed by current and machines : en fr
  • ES172873A1 - IMPROVEMENTS IN SELENIUM ELECTRO DEPOSIT METHODS : en es
  • FR908675A - Hospital sterilization device : en fr
  • FR908743A - Process for the preparation and improvement of additional hydraulic, natural and artificial fluxes : en fr
  • GB576661A - Improvements in cable pull off mechanism : en
  • ES7314Y - Mold to obtain pieces for blusher pencil cases, made of fusible material and solidifiable by cooling. : en es
  • GB576664A - Improvements in fuzes for aerial bombs, shells and other explosive projectiles and missiles : en
  • ES12255Y - Folder for books. : en es
  • ES12732U - Support for the display of articles (Machine-translation by Google Translate, not legally binding) : en es
  • ES172498A1 - A TURNTABLE FOR ELECTRIC OVENS AND A PROCEDURE FOR ITS CONSTRUCTION : en es
  • FR908744A - Electric pulse receiver system : en fr
  • ES12207Y - Improved centrifugal fan. : en es
  • ES12754U - Case for pencils for the lips with mechanism for maneuvering that (Machine-translation by Google Translate, not legally binding) : en es
  • FR908706A - Process for the preparation of alpha-substituted ketone-substituted side chain cyclopentanopolyhydrophenanthrene series compounds : en fr
  • DK64415C - Buckle. : da en
  • GB576745A - Improvements in or relating to resinous compositions : en
  • ES172979A1 - IMPROVEMENTS IN THE MANUFACTURE OF SECURITY LOCKS : en es
  • FR908789A - Variable speed motors : en fr
  • US2398394A - Rail truck bolster : en
  • US2398628A - Polishing precision surfaces : en
  • US2398747A - Bottle transferring and carrying apparatus : en
  • CH242077A - Friction damper on overrun brakes on vehicle trailers. : de en
  • US2398457A - Typewriting machine : en
  • CH241967A - Etampe. : en fr
  • GB576766A - Improvements in or relating to turret lathes and other machine tools : en
  • GB576821A - Improvements relating to thermostatic switches for controlling electric circuits : en
  • US2398562A - Apparatus for well logging : en
  • US2398373A - Metalworking machine : en
  • AU132173B2 - Method of preparing water soluble solid products for use in indium plating and products produced thereby : en
  • ES12715U - Type of sommier applicable to all kinds of beds. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398630A - Endless track for vehicles : en
  • ES12770U - Automatic ejection stick. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12263Y - Droplet saving device in the bottles. : en es
  • FR908714A - Improvements to high frequency transmission circuits on power lines : en fr
  • GB576772A - Improvements in or relating to flexible pipe joints or couplings : en
  • CH241989A - Lubricating pump box divided into chambers. : de en
  • US2398516A - Method of wetting thread : en
  • GB576741A - Improvements in refrigerating systems particularly for the freezing of ice-cream andlike products : en
  • DK64413C - Fresh air valve. : da en
  • GB576718A - Improvements in automatic speed control apparatus for eddy current slip clutches : en
  • US2398544A - Hypodermic injector : en
  • FR908836A - System for transmitting commands or signals with synchronous selectors with multiple selections : en fr
  • GR10634B - FIRE HEAD BY A HEAVY OIL COOKING MACHINE. : el en
  • GB576733A - Improvements in or relating to apparatus for dispensing a cold mixed carbonated beverage : en
  • CH241994A - Internal combustion engine. : en fr
  • US2398547A - Device for tensioning moving cords or strips : en
  • ES172906A1 - IMPROVEMENTS IN OR RELATED TO ELECTRICAL CIRCUIT BREAKERS : en es
  • FR908778A - Special device for treating wheat before it is milled : en fr
  • GB576815A - An improved hay rick building machine : en
  • FR908606A - Advertising light panels and similar products : en fr
  • USD144471S - Design for a hair comb : en
  • GB576690A - Improvements in or relating to simple and compound microscopes : en
  • GB576742A - Centrifugally cast propeller blades : en
  • FR908651A - Machine for planting potatoes, beans or other vegetables with or without simultaneous application of fertilizer : en fr
  • US2398452A - Three-way solenoid valve : en
  • FR908740A - Bakery oven : en fr
  • GB576809A - Improvements in mechanical stoker-fired combustion apparatus : en
  • US2398538A - Pleated skirt : en
  • ES12766U - Molded piece of glass, glass or half glass, usable in construction. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908726A - Improvements to frequency modulated wave transmitters : en fr
  • US2398419A - Radio operated positioning control system : en
  • US2398533A - Atomizer : en
  • US2398556A - Surface treating machine : en
  • GB576708A - Apparatus for detecting faults in electric cables : en
  • ES172815A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CONTROL PEDALS FOR AUTOMOBILE VEHICLES : en es
  • FR908747A - Improvements to automatic telephone systems : en fr
  • ES172819A1 - A VALVE SYSTEM FOR HIGH PRESSURES IN GASES, LIQUIDS OR MIXTURES OF BOTH : en es
  • ES172941A1 - IMPROVEMENTS IN THE ELASTIC SUSPENSION SYSTEM FOR BICYCLES, WHICH DIMENSIONS THE VIBRATIONS PRODUCED IN THE HANDLEBAR AND THE SEAT FOR THE INEQUALITIES OF THE FLOOR, ESPECIALLY OF THE PATIO : en es
  • GB576818A - Improvements in or relating to grease or solid lubricant guns : en
  • GB576753A - Improvements in or relating to complementary long paper feeding mechanism for statistical or accounting machines : en
  • FR908727A - Manufacturing process of aliphatic dicarbonic acids : en fr
  • FR908819A - Method and device for stiffening and securing shirt collar cuffs and resulting new industrial product : en fr
  • ES172865A3 - USABLE APPARATUS FOR FISHING BY LAUNCHING PROCEDURE : en es
  • FR908717A - Process for the economical production of certain oxides, in particular of magnetic mixtures of iron oxides and of paramagnetic or low-magnetic mixtures : en fr
  • US2398353A - Veneer edge gluing machine : en
  • GB576748A - An improved endless track for vehicles : en
  • ES172920A1 - A UNIQUE DEVICE AND AUTOMATIC CHANGE OF ACOUSTIC AND OPTICAL SIGNALS FOR AUTOMOBILES : en es
  • FR908671A - Machine and tools for working metal, plastics, wood and the like : en fr
  • FR908607A - Process for the preparation of ethers-salts of dithiocarbamic acid : en fr
  • GB576798A - Improvements in slidable electric switches particularly for torches and portable lighting appliances : en
  • CA434252A - Interchangeable letter sign : en fr
  • GB576755A - Fishing reel with automatic pick-up : en
  • ES12280Y - Perfected collar for dogs. : en es
  • ES172935A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • US2398581A - High voltage electrostatic generator : en
  • USD144461S - Design for a dress : en
  • GB576784A - Improvements in delivery arrangements for containers for powder and like materials : en
  • FR908750A - Process for the preparation of polymethine dyes substituted in the beta position : en fr
  • GB576750A - Improvements in and relating to model aircraft : en
  • FR908735A - Electric resistance welding process : en fr
  • US2398532A - Rivet : en
  • FR908648A - Gear change device : en fr
  • GB576674A - Improvements in valve gear for reciprocating pumps : en
  • GB576791A - Inductor element : en
  • US2398656A - Mechanical interlock for electric switches : en
  • USD144453S - Tablecloth or similar article : en
  • CH241971A - Appareillage à lampes pour le traitement thermique des métaux par courants induits à haute fréquence. : de en fr
  • FR908829A - Lectern for typewriters : en fr
  • GB576682A - Improvements in or relating to gas-fired water heaters : en
  • FR908668A - Method and device for protection against toxic gases and combat gases : en fr
  • CH242004A - Heat and power generation plant. : de en
  • AU147067B2 - Improvements relating to phonograph apparatus : en
  • CH241910A - Process for sizing paper and paper sized according to this process. : de en
  • US2398456A - Sash balance : en
  • US2398697A - Sewing machine : en
  • US2398372A - Device and system for pressure measurement : en
  • CH241865A - Feeding device for firing systems operated with solid fuels. : de en
  • AU243746A - Improvements inthe treatment of white textile materials : en
  • CH242007A - Speed control device with power transmission. : de en
  • ES172978A1 - NEW SYSTEM OF INSTALLATIONS FOR THE EXTRACTION OF ORUJO OIL : en es
  • AU1151543A - Extraction of iron from titaniferous ores : en
  • US2398466A - Locking device : en
  • CH242058A - Repeater. : de en
  • US2398721A - Device for adjustably spacing members : en
  • ES12748U - Clamp for car cover (Machine-translation by Google Translate, not legally binding) : en es
  • US2398696A - Head elevating device for sewing machines : en
  • US2398588A - Remote-control system : en
  • US2398738A - Process of metal coating light metals : en
  • CH241997A - Two-stroke engine with rotary distributor. : en it
  • US2398355A - Rod feed device : en
  • CH242075A - Device on rear-engined vehicles for supplying cooling air to the engine compartment. : de en
  • CA434165A - Photometric apparatus and spectrophotometer : en fr
  • CH241857A - Rail joint connection. : de en
  • US2398391A - Toy airplane : en
  • US2398678A - High strength alloy for use at elevated temperatures : en
  • US2398755A - Communication system : en
  • CH241953A - Timepiece. : en fr
  • CH242040A - Electrode bushing for mercury vapor rectifier with metal vessel. : de en
  • CH241841A - Hand tool, comprising two arms articulated to each other. : en fr
  • CA434146A - Braces for trousers : en fr
  • CH242038A - Capacitive voltage divider. : de en
  • AU290346A - Method of producing electrolytic baths for use in indium plating and water soluble dry products for producing said baths : en
  • CA434240A - Railway switch operating apparatus : en fr
  • US2398644A - Temporary positioning and holding means for apertured members : en
  • CH242099A - Gas pressure switch. : de en
  • US2398592A - End stop for flexible stringers : en
  • US2398668A - Modified rosin esters and the process of making same : en
  • CH241899A - Lifters, in particular for emptying vessels containing chemical liquids. : de en
  • CH242045A - Tongue holders for dental treatment. : de en
  • CH242041A - Device for the operation of mutators equipped with resistance detonators. : de en
  • ES172029A1 - IMPROVEMENTS INTRODUCED IN THE ELECTRONIC DISCHARGE DEVICES : en es
  • CH242084A - Cable car with equipment for its use as a cable crane, especially for transporting wood. : de en
  • CA434138A - Locking pin : en fr
  • CA434185A - X-ray tube protective system : en fr
  • CH242079A - Tire for vehicle wheels. : en fr
  • GB576813A - Improvements in road and like plugs : en
  • CH242020A - Electrically controlled switch. : de en
  • NL57172C - : en
  • CA434222A - Current control system : en fr
  • US2398367A - Azo-dyestuffs : en
  • US2398693A - Table : en
  • US2398699A - Sizing compositions : en
  • NL57154C - : en
  • US2398572A - Remote-control system : en
  • CA434141A - Stencilling attachment for typewriters : en fr
  • US2398551A - Direction finder : en
  • US2398579A - Thermostat : en
  • US2398652A - Sewing machine : en
  • US2398388A - Production of laminated stock bonded with a dihydroxy benzene aldehyde resin : en
  • US2398690A - Internal-combustion engine : en
  • CH241972A - Device for the workpiece stop, on molding machines. : de en
  • US2398587A - Wire wound electrical resistor : en
  • USD144446S - Design for a cyclist handle grip : en
  • ES10148Y - Rectal cannula. : en es
  • ES172814A1 - IMPROVEMENTS IN THE MOUNTING DEVICES FOR THE TRANSVERSE AXLE OF AUTOMOBILE VEHICLES : en es
  • FR908772A - Remote control method : en fr
  • AU1323144A - Improved hay gatherer : en
  • DK64409C - Cooling device for electrical appliances. : da en
  • AU1169143A - A process forthe manufacture of compositions particularly suitable for road and airfield construction purposes : en
  • GB576724A - Improvements in process and apparatus for the manufacture of artificial threads : en
  • ES12700U - Strap-wristband for watch or other uses. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12767U - Iron for ironing clothes. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398750A - Spring group : en
  • GB576656A - Improvements in facsimile transmission systems and the like : en
  • ES172863A1 - IMPROVEMENTS IMPROVED IN COMPRESSED AIR PERCUSSION MACHINES : en es
  • GB576773A - Improvements in or relating to pipe joints : en
  • GB576819A - Improvements in or relating to manually operable snap action electric switches : en
  • ES12184Y - Improvements in forms for secret telegraphic reception. : en es
  • ES172904A1 - A SPEED REGULATOR FOR ALL KINDS OF EXPLOSION ENGINES : en es
  • US2398490A - Circuit for removing noise : en
  • CH242105A - Compressed gas switch with cut-off resistor. : de en
  • CH242048A - Bedside. : de en
  • CH242081A - Safety lock, especially for bicycles. : en fr
  • ES12670U - Wrist watch strap perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172913A1 - A NEW ACETIC GENERATOR : en es
  • ES11831Y - Blade-drill perfected for the manufacture of rosary beads. : en es
  • GB576662A - Improvements in stockings and socks for wear and in the method of manufacturing same : en
  • FR908763A - Devices for felling trees in the forest : en fr
  • NL57195C - X-ray system, in which the X-ray tube and the high voltage transformer are housed in a common grounded housing : en nl
  • FR908837A - Kettle particularly intended for cooking milk : en fr
  • FR908694A - Process for preparing amines : en fr
  • GB576804A - Electrical signalling system : en
  • FR908806A - New azo dyes : en fr
  • FR908674A - Improvements to water purification devices : en fr
  • FR908802A - Capping device for jugs, bottles, jars and the like : en fr
  • FR908627A - Method and device for the operation of filters provided with filter media, preferably for the purification of gasifier gas, in particular for supplying vehicles : en fr
  • US2398720A - Two-speed power transmission : en
  • GB576657A - Improvements relating to the manufacture of micro-porous material : en
  • ES172931A1 - IMPROVEMENTS INTRODUCED IN OIL EXTRACTION PRESSES : en es
  • US2398662A - Compass fluid : en
  • USD144457S - Design fob a dress : en
  • ES12752U - Metallic tuning machine for string instruments. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172823A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF THE TRICOTOUS MACHINES RECTIFIED FOR POINT GENRES : en es
  • FR908697A - Improvements to transmission systems : en fr
  • US2398481A - Process for catalyzed abnormal addition reactions : en
  • US2398602A - Door holder : en
  • US2398695A - Cigarette and cigar holder : en
  • US2398389A - Windrower : en
  • US2398574A - Drag testing apparatus : en
  • CA434183A - Pressed fibrous product : en fr
  • AU121297B2 - Apparatus for spreading and forming split piston rings : en
  • FR908790A - Method of joining metal parts : en fr
  • CH241849A - Locking device for roller shutters. : de en
  • FR908692A - Improvements in the manufacture of electrical resistors or similar windings : en fr
  • ES12713U - Filing cabinet for changeable sheets. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908601A - Double-acting valve for fire extinguishers and other devices containing gases or liquids under pressure, such as methyl bromide or other similar product : en fr
  • GB576665A - Improvements in synthetic rubber dispersions : en
  • CA434219A - Carton : en fr
  • CH241944A - Device for clamping test sticks in pulsing machines. : de en
  • ES172969A1 - COUNTER DEVICE OF PASSES, UNITS OF LENGTH OR REVOLUTIONS FOR ALL CLASS OF TELESCOPES AND TEXTILE MACHINES IN GENERAL : en es
  • GB576705A - Improvements in nuts : en
  • GB576737A - Improvements in dose-meters for use in x-ray therapy : en
  • US2398748A - Flagstaff support : en
  • CH241987A - Control device for moving machine elements on machine tools. : de en
  • CH241946A - Circuit arrangement in which a direct current is derived from the phase difference between two alternating voltages. : de en
  • CH241873A - Paper roll holder with tear-off device. : de en
  • CH241916A - Process for the production of light-sensitive diazotype material which, in the sensitive layer, contains an azo component in addition to a diazo compound, and light-sensitive diazotype material. : de en
  • CH242074A - Device on rear-engined vehicles for supplying air to the engine compartment. : de en
  • USD144462S - Spoon or other article op flatware : en
  • CH242085A - Impulse emitting device for track bell devices. : de en
  • CA434194A - Liquid purification : en fr
  • CA434209A - Insecticidal and fungicidal composition : en fr
  • CA434238A - Code detecting means : en fr
  • CH242016A - Terminal strips for connecting electrical conductors. : de en
  • US2398548A - Fountain pen : en
  • US2398655A - Air conditioner for aircraft cabins : en
  • CH242087A - Gasoline tank for airplanes. : en fr
  • CH241981A - Feed device for the dry fuel in petrol-less lighters. : de en
  • CH241838A - Device on mowing machines to load the grass onto a corresponding vehicle attached to the machine immediately after cutting. : de en
  • US2398543A - Vending machine : en
  • ES172851A1 - A STATIC STARTER SYSTEM FOR AUTOMOBILES AND ALL KINDS OF EXPLOSION ENGINES, PROVIDED WITH START-UP ELECTRIC MOTOR : en es
  • ES172866A1 - IMPROVEMENTS IN FIXED EXPLOSION ENGINES : en es
  • FR908704A - Improvements to telephone systems : en fr
  • GB576744A - Preparation of chlorinated rubber and other chlorinated rubber-like materials and chlorinated rubber hydrochloride : en
  • US2398622A - Reverberatory furnace : en
  • CA434237A - Needle roller construction : en fr
  • CA434199A - Thiourea manufacturing process : en fr
  • FR908742A - Stranded helical cable : en fr
  • GB576671A - Improvements relating to dry alternating current rectifiers of the dry surface contact type : en
  • GB576691A - Improvements relating to flexible power transmission couplings : en
  • GB576817A - Improvements in magnetising devices for the detection of cracks : en
  • FR908680A - Device for cleaning mechanical parts : en fr
  • GB576694A - A new or improved step ladder : en
  • CH241895A - Continuous roasting facility. : en fr
  • ES172909A1 - IMPROVEMENTS IN THE GASOGENS OR LAMPS FOR LIGHTING BY GAS ACETYLENE : en es
  • US2398449A - Method of making hermetic seals : en
  • US2398724A - Educational appliance : en
  • FR908610A - Radio-photoelectric photometer : en fr
  • ES12724U - Broom perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398580A - Method : en
  • USD144465S - Textile fabric or similar article : en
  • US2398560A - Sharpener for beveled-edge tools : en
  • US2398473A - Textile apparatus : en
  • US2398568A - Mechanism for transmitting rotary motion : en
  • CA434170A - Pump : en fr
  • CH241891A - Lace-up fastening for shoes. : de en
  • CH241964A - Tweezers which can be used when fusing dials, in particular watch dials. : en fr
  • ES172970A1 - PROCEDURE TO OBTAIN GLASS IN TRANSLUCENT AND VERY SLIGHT LEAVES, STARTING FROM ALL KINDS OF COTTON WASTE : en es
  • DK64418C - Clamping device for bicycle handlebars. : da en
  • ES12739U - Liquid sprayer. (Machine-translation by Google Translate, not legally binding) : en es
  • NL57166C - : en
  • CH241974A - Method for gluing films made of polyvinyl chloride. : de en
  • US2398600A - Integrating mechanism : en
  • GB576663A - Improvements in or relating to mining machines : en
  • ES172810A1 - IMPROVEMENTS INTRODUCED IN HUNTING SHOTS : en es
  • FR908798A - Hatch net for capturing torpedoes : en fr
  • US2398526A - Isolation of para-xylene : en
  • CH242034A - Condenser arranged in a gas-filled pressure vessel. : de en
  • ES12267Y - Simplified electrical switch. : en es
  • GB576685A - Improvements in means for producing flashes of light : en
  • US2398688A - Synchronizing system : en
  • ES12769U - Pocket shaving machine. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576810A - Improvements in or relating to two-stroke-cycle internal combustion engines : en
  • FR908695A - Improvements to automatic telephone systems : en fr
  • FR908733A - System for fixing the jacks strips or light signals on the jack panels : en fr
  • ES172967A1 - PROCEDURE FOR THE OBTAINING OF A PRODUCT INTENDED FOR THE COATING AND CONSERVATION OF SAUSAGES : en es
  • AU1297644A - Improved apparatus for dispensing measured quantities of gasoline orthe like : en
  • CH242076A - Cable winch connected to a motor vehicle. : de en
  • ES172892A1 - A UNIVERSAL AND PERFECTED MECHANICAL METER SYSTEM : en es
  • ES7315Y - Mold to obtain toilet brush holders, made of fusible material and solidifiable by cooling. : en es
  • FR908632A - purification of liquids by ion exchange : en fr
  • DK64423C - Method of Manufacturing Porous Building Materials. : da en
  • ES12287Y - Pointing paper cutter. : en es
  • FR908730A - Signal receiving system : en fr
  • FR908655A - Azo dyes : en fr
  • US2398731A - Adjustable bedclothes support : en
  • ES170537A1 - IMPROVED IMPROVEMENTS IN THE PRODUCTION OF SUBTLE COLORED NEGATIVES : en es
  • FR908670A - Improvements to gear milling machines and milling method : en fr
  • CH241951A - Device with at least one optical system of variable focal length. : de en
  • ES12712U - Closing bags (Machine-translation by Google Translate, not legally binding) : en es
  • ES172807A1 - AN ELECTRONIC DISCHARGE DEVICE : en es
  • FR908725A - Improvements to frequency modulated wave generators : en fr
  • GB576703A - Improvements in or relating to suction cleaners : en
  • ES172293A1 - AN ELECTRICAL APPLIANCE TO PRODUCE OZONE : en es
  • FR908689A - Improvements to dynamo-electric machines or instruments : en fr
  • ES11786U - Pant for women or panties. (Machine-translation by Google Translate, not legally binding) : en es
  • CA434139A - Thread cutter : en fr
  • CA434160A - Photometric apparatus and spectrophotometer : en fr
  • CH241937A - Device for taking special measurements using a slide rule. : de en
  • CA434232A - Optical objective : en fr
  • CH241984A - Height-adjustable column, especially for chairs, music stands, tripods and the like. : de en
  • US2398366A - Rectified current flow indicating system : en
  • US2398467A - Atomizer : en
  • US2398557A - Method of preparing aluminum chloride catalyst : en
  • CH241842A - Hand tool, comprising two arms articulated to each other. : en fr
  • CA434153A - Ore treating process and furnace : en fr
  • CH241897A - Method and device for separating suspended matter from a flowing medium. : de en
  • CA434168A - Alkali salt of fatty carbamino compound : en fr
  • CH242002A - Device for the gasification of liquid fuels for the operation of explosion engines. : de en
  • CH242014A - Electrical outlet with plug-in contact. : en fr
  • US2398387A - Material forming apparatus : en
  • CH242082A - Bike stand. : de en
  • CH242090A - Blanket. : de en
  • CA434204A - Bituminous emulsion : en fr
  • US2398479A - Preparation of organic sulphur compounds : en
  • US2398634A - Electrical plug and socket : en
  • AU1423044A - Methods and apparatus for manufacturing detergent cakes : en
  • AU279346A - Improvements in or relating to electric contact plugs : en
  • CA434224A - Inspection machine for packaged goods : en fr
  • CA434202A - Bed table unit : en fr
  • US2398478A - Combination valise and chair : en
  • AU294846A - Improvements relating tothe manufacture of briquettes, discs tablets and similar articles from loose or pulverulent materials : en
  • CH241927A - Puzzle game for children. : de en
  • CH242019A - Electrical signal transmission device. : de en
  • FR908810A - elements for the rapid construction of floors and their assembly method : en fr
  • ES172965A1 - APPARATUS FOR CUTTING A ROLL DETERMINED PAPER AMOUNTS : en es
  • ES172864A1 - CORK BANDAGE SYSTEM, APPLICABLE TO VEHICLE AND ANALOG WHEELS : en es
  • US2398448A - Device for exerting a constant returning torque on a rotatively movable unit : en
  • CA434182A - Insulating material : en fr
  • ES172867A1 - WASHER - AGRICULTURAL SELECTOR FOR OLIVES AND CEREALS : en es
  • CH241877A - Device for liquid containers for the drop by drop of the liquid. : de en
  • AU290546A - Bearings including copper-indium alloys, and process forthe production ofthe same : en
  • CH241848A - Sheet metal connecting fold. : de en
  • CH241871A - Cabinet. : de en
  • US2398659A - Work feeding device : en
  • AU1476244A - Improvements in or relating to mechanism for registering sheets being fed to printing presses andother machines : en
  • CH242104A - Compressed gas switch with cut-off resistor. : de en
  • CH242086A - Method for the electrical operation of a vehicle. : de en
  • US2398462A - Processes for catalytic benzene synthesis : en
  • US2398694A - Carrier-wave generating system : en
  • FR908699A - Method for eliminating the action of parasitic currents in control or signaling systems using alternating currents : en fr
  • AU132118B2 - Road roller : en
  • US2398486A - Mechanical movement : en
  • CA434119A - Vehicle brake : en fr
  • CH241947A - Measuring device with a three-phase voltage divider. : de en
  • NL57322C - Method for waterproofing fiber fabrics : en nl
  • US2398363A - Sweatband for hats : en
  • USD144444S - Design for a brooch : en
  • CH242100A - Compressed gas switch with cut-off resistor. : de en
  • US2398510A - Carriage bootee : en
  • CH241869A - Pot for the simultaneous absorption of two different nutrient liquids. : de en
  • CH241955A - Shock absorption device for bearings of watch movements. : en fr
  • AU218140A - Improvements in or relating to devices, particulraly for illumination purposes : en
  • FR908724A - Spoon type lure for sport fishing : en fr
  • US2398730A - Litter-carrying vehicle : en
  • CA434128A - Flexible ladder : en fr
  • FR908614A - Tipper, with automatic absorption and compaction, in particular for the removal of household and urban waste : en fr
  • GB576712A - Improvements in or relating to resilient wheels : en
  • CA434164A - Photometric apparatus and spectrophotometer : en fr
  • NL57329C - PROCEDURE FOR PHOSPHATING METALS WITH CHLORATE-CONTAINING ZINC PHOSPHATE SOLUTIONS : en nl
  • ES172914A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • CA434155A - Optical objective : en fr
  • CA434228A - Welding system : en fr
  • ES12273Y - Curler. : en es
  • FR908821A - Game of chance and combination played on a checkerboard : en fr
  • FR908634A - Advanced tandem and triplet : en fr
  • CH241942A - Device for locally bringing about a certain deformation or change of position in a construction model. : de en
  • US2398636A - Meat treatment : en
  • ES175869A1 - IMPROVEMENTS IN THE CLUTCHES : en es
  • US2398497A - Brake beam structure : en
  • US2398509A - Self-inking rubber stamp : en
  • US2398441A - Protector or canopy : en
  • ES12253Y - Metal wave holder for hair. : en es
  • US2398682A - Starting control for electric discharge devices : en
  • DK64408C - Coil with means for both stepwise and continuous variation of the self-induction. : da en
  • ES12671U - Lip liner. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908797A - New azo dyes : en fr
  • CH241878A - Flat bobbin for weft threads. : de en
  • FR908640A - Binary fertilizer manufacturing process : en fr
  • US2398436A - Self-locking, identical half handle structure : en
  • ES172206A1 - A PROCEDURE FOR THE WATERPROOFING OF FABRICS OR FABRICS OF VEGETABLE, NATURAL OR SYNTHETIC FIBER : en es
  • CH241904A - Process for the production of a metallizable polyazo dye. : de en
  • US2398740A - Aerial bomb : en
  • CH241911A - Apparatus for applying wire staples. : de en
  • ES172875A3 - IMPROVEMENTS IN RADIO LAMPS WITH QUADRANT IDENTIFICATION : en es
  • CH241991A - Adjustable flow fluid injector. : en fr
  • CH242101A - Compressed gas switch with cut-off resistor. : de en
  • US2398506A - Light polarizer and method of manufacture : en
  • USD144460S - Combined heel and platform for a shoe or similar article : en
  • FR908803A - Process for preparing a pest control product and product obtained by this process : en fr
  • US2398397A - Grass cutter : en
  • ES11718Y - Elastic ink reserve container for fountain pens. : en es
  • FR908754A - Rail road tricycle : en fr
  • GB576720A - Sterilization : en
  • CA434236A - Joint : en fr
  • US2398349A - Dual wheel assembly : en
  • DK64416C - Device for Mixers for Cheesecakes. : da en
  • US2398569A - Aminotriazine-formaldehyde condensation products and process of making same : en
  • US2398390A - System of mixing signal and power frequencies : en
  • US2398459A - Roller bearing : en
  • CA434205A - Record controlled machine : en fr
  • US2398354A - Motor vehicle periscope : en
  • US2398709A - Hydroxycholanic acids : en
  • CH241837A - Egg device on tractors for agricultural work. : de en
  • CH242067A - Handbag for attaching to vehicles. : de en
  • GB576738A - Improvements relating to airscrews and helicopters : en
  • FR908774A - Media used for the cultivation of molds and process for the preparation of anti-bacterial substances : en fr
  • GB576779A - Improvements in fluid-operated force transmitting devices : en
  • CH241868A - Change frame for pictures. : de en
  • CH242060A - Transmission device with line character switched on in an electrical network. : de en
  • CA434193A - Antioxidant : en fr
  • CA434127A - Desk : en fr
  • CH241906A - Method of making an adhesive. : de en
  • FR908657A - New fabric : en fr
  • US2398576A - Electric remote indication system : en
  • US2398661A - Tap fixture : en
  • US2398362A - Rotary cutterhead : en
  • US2398348A - Dual wheel vehicle : en
  • US2398593A - Support : en
  • GB576758A - Process for the manufacture of a derivative of ª‡,ª†-dihydroxy ª‰,ª‰-dimethyl-butyric acid : en
  • FR908804A - Fuel for internal combustion engines : en fr
  • GB576789A - Improvements in or relating to screw-tap wrenches : en
  • FR908617A - Electric switch with short-circuit release : en fr
  • CH241863A - Device for setting up a water extraction point that remains ice-free. : de en
  • CA434243A - Animal and poultry feed iodine content stabilization : en fr
  • FR908841A - Sheet metal furnaces with recovery heating : en fr
  • GB576688A - Improvements in screw conveyor devices for charging coal distillation chambers : en
  • ES172809A3 - A PROCEDURE FOR REFINING GASOLINE : en es
  • CH241907A - Process for the regeneration of mineral lubricating oils. : en fr
  • ES12730U - Detachable dish drainer (Machine-translation by Google Translate, not legally binding) : en es
  • ES172553A1 - A PROCEDURE FOR PRODUCING METHANYLAMIDODIACINES : en es
  • AU265346A - Improvements in and relating tothe concentration and purification of hydrogen peroxide by distillation : en
  • US2398703A - Porous compositions : en
  • US2398438A - Spinning mechanism : en
  • US2398552A - Direction finder : en
  • US2398692A - Rip cord fitting : en
  • CA434129A - Inter-deck ladder apparatus : en fr
  • US2398425A - Process for treating alunite ores and the like : en
  • US2398553A - Closure : en
  • US2398714A - Military cap : en
  • AU1174043A - Improvements in or relating to suspension of self-baking electrodes : en
  • CH242061A - Circuit for influencing the natural frequency of an oscillating circuit by means of a variable reactance. : de en
  • FR908615A - Drainage device : en fr
  • FR908693A - Improvements to telephone systems : en fr
  • CH242098A - Gas pressure switch. : de en
  • CH242096A - Gas pressure switch. : de en
  • GB576762A - Improvements relating to hinges : en
  • US2398666A - Apparatus for measuring or indicating the roughness or undulations of a surface : en
  • US2398704A - Engine nacelle installation for aircraft : en
  • CA434125A - Marking instrument : en fr
  • AU227546A - Improvements in or relating to apparatus and process for centrifugally lining Hollow cylinders : en
  • CH241973A - Groove cutter for woodworking. : de en
  • CA434157A - Adjustable seat : en fr
  • NL57215C - Motor-driven cutting device for veneer sheets or linoleum : en nl
  • ES172868A1 - NEW MACHINE SYSTEM FOR MACHINING : en es
  • GB576699A - Method of and apparatus for forming inter-coupled die-castings : en
  • DK64425C - Auxiliary tool for use in earth drilling with compressed air hammer. : da en
  • AU121290B2 - A process forthe manufacture of compositions particularly suitable for road and airfield construction purposes : en
  • US2398418A - Introduction of organic radicals into quinones : en
  • ES172269A2 - AUTOMOTIVE COMPENSATION APPARATUS FOR SERIOUS SHORTENING OF THE LOWER LIMB OR FOR TOTAL FOOT MUTILATION PROSTHESIS : en es
  • US2398475A - Shoe sewing machine : en
  • FR908828A - Jet or telescopic bomb : en fr
  • GB576775A - Improvements in automatic circuit breakers : en
  • ES12271Y - Razor with own lighting. : en es
  • GB576776A - Improvements in or relating to flow meters : en
  • US2398546A - Thermal insulation of vessels : en
  • US2398637A - Timer : en
  • FR908845A - Incandescent burner : en fr
  • US2398717A - Anchor block supporting lever : en
  • FR908752A - floor construction element : en fr
  • GB576769A - Improvements relating to welding of aluminium or aluminium alloys : en
  • ES172150A1 - A CONTACT DEVICE FOR CONTINUOUS CARBON ELECTRODES : en es
  • FR908711A - Improvements to control devices for eddy current coupling control and others : en fr
  • DK64417C - Dust brush machine. : da en
  • FR908630A - Improvement of gas purification devices with juxtaposed filtration compartments each opening through a closable opening in a common purified gas outlet manifold : en fr
  • ES12210Y - Metallic fabric for cleaning floors, kitchen utensils and similar uses. : en es
  • GB576722A - Improvements in photographic roll film cameras : en
  • FR908700A - Tetrakisazo dyes developable on the fiber : en fr
  • ES172939A3 - IMPROVEMENTS MADE IN THE CONSTRUCTION OF VALVES : en es
  • GB576808A - Improvements in or relating to ticket printing and issuing machines : en
  • FR908719A - Improvements to high frequency transmission circuits on power lines : en fr
  • FR908811A - Control for diesel-electric vehicle : en fr
  • ES12733U - Drive and launch device for toys. (Machine-translation by Google Translate, not legally binding) : en es
  • USD144463S - Spoon or other article op flatware : en
  • US2398735A - Meltable adhesive sealing and reinforcing tape : en
  • US2398410A - Substituted diphenyl acetate compounds and methods for preparing same : en
  • US2398613A - Purification of latex : en
  • US2398706A - Riboflavin derivatives and process of preparing the same : en
  • US2398434A - Portable container and valve therefor : en
  • FR908603A - Curtain blind with independent movable slats : en fr
  • ES12265Y - Device for creasing ties. : en es
  • US2398378A - Engine : en
  • ES11804Y - Sliding guides to avoid the displacement of the window glass : en es
  • ES12236Y - Device designed to open containers with a lid subject to pressure. : en es
  • FR908672A - : fr
  • ES172930A1 - AN APPARATUS FOR CHECKING BATTERIES : en es
  • US2398646A - Collating apparatus : en
  • ES12205Y - Device to prevent theft of wallets, wallets and the like. : en es
  • CH241879A - Web shuttle with hinged cover for hose heads with inner unwinding of the weft thread. : de en
  • USD144450S - Design for a letter tray : en
  • AU121303B2 - Methods and apparatus for manufacturing detergent cakes : en
  • US2398725A - Magnetic separation : en
  • AU234346A - An improved decarbonising and degreasing compound : en
  • CH242080A - Bicycle tires. : de en
  • US2398429A - Nonsoluble cutting oil : en
  • CA434172A - Brake mechanism : en fr
  • CA434176A - Transmission control : en fr
  • CH241912A - Stapling or nailing machine body. : en fr
  • CH242088A - Aircraft impact and trajectory indicator. : en it
  • AU131757B2 - Improvements in and relating to rubber heels : en
  • CA434137A - Vehicle brake : en fr
  • CA434249A - Fluid quantity measuring device : en fr
  • AU132263B2 - Improvements inthe treatment of white textile materials : en
  • CA434123A - Scale charging apparatus : en fr
  • US2398461A - Pressure actuated sprinkler valve : en
  • FR908631A - Aero-engine improvements : en fr
  • CH241887A - Closure for clothes, shoes, tents and the like. : de en
  • CH242059A - Electric variable frequency oscillator. : en fr
  • GB576731A - An improved hair curler : en
  • ES12735U - Closing device for packaging. (Machine-translation by Google Translate, not legally binding) : en es
  • CA434189A - Saw band for hard refractory materials : en fr
  • CH241943A - Pressure transducer with at least one piezoelectric crystal pretensioned by a spring. : de en
  • AU121302B2 - Improvements in or relating to suspension of self-baking electrodes : en
  • CA434148A - Insulating material electrodeposition : en fr
  • GB576800A - Improvements in the production of the formal and hemiformal of ethylene cyanohydrin : en
  • ES12751U - Padlock. (Machine-translation by Google Translate, not legally binding) : en es
  • US2398406A - Radio receiver : en
  • US2398433A - Electrical connector : en
  • CH242042A - Device for spray systems to cover heating coils BEZW. Cathode sleeves for electrical discharge vessels, in particular electron tubes. : de en
  • US2398522A - Spot mechanism for gunfire control : en
  • US2398675A - Cutter chain : en
  • US2398726A - Hockey game : en
  • CA434251A - Clip forming and applying machine : en fr
  • US2398502A - Oscillation generation : en
  • US2398610A - Stabilized alumina and preparation thereof : en
  • US2398686A - Electrical resistor and method of making same : en
  • AU134085B2 - Means for shifting the phase ofa sine-wave voltage and electrical indicators therefor : en
  • AU132960B2 - Improvements in or relating toa building structure ofan arcuate form : en
  • CH241960A - Waterproof push button for watches, chronographs and counters. : de en
  • CH241922A - Ski binding. : de en
  • CH242028A - Device with a two-stage release electromagnet. : de en
  • CH241893A - Process for the production of dispersions from extracts of vegetable origin. : de en
  • CH242044A - Electric incandescent lamp in which the gas filling contains a maximum of 20% nitrogen and at least one noble gas. : de en
  • CH241983A - Pocket lighter. : de en
  • ES12719U - Annotator for multiple inscriptions and instant deletion. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908688A - High frequency traffic system on power transmission lines : en fr
  • GB576666A - Improvements in or relating to gas-fired water heaters : en
  • CA434187A - Electrical distribution system : en fr
  • CH242093A - Women's pants. : de en
  • AU129037B2 - Improvements in or relating to electric contact plugs : en
  • US2398620A - Apparatus for reducing the visibility of an object silhouetted against the sky : en
  • AU271446A - Improvements in or relating to ionisation chambers, Geigermuller tubes andthe like : en
  • CA434220A - Cable end construction : en fr
  • CH241851A - Sun blinds. : de en
  • AU287246A - Improvements in or relating tothe production of heat sealable transparent, cellulosic sheets and films : en
  • USD144449S - Design for a textile fabric : en
  • CH241862A - Device for setting up a water extraction point that remains ice-free. : de en
  • CA434200A - Expanded solid corn syrup : en fr
  • AU121296B2 - Extraction of iron from titaniferous ores : en
  • CH241858A - Cooking stove. : en fr
  • CH241977A - Process for decorating the surfaces of objects and objects decorated by this process. : en fr
  • NL57233C - : en
  • US2398554A - Closure : en
  • US2398370A - Seat for safety valve constructions : en
  • US2398534A - Crutch : en
  • ES7638Y - Changeable wheel for easy fixing for vehicles. : en es
  • AU243846A - Improvements inthe treatment of paper : en
  • CA434116A - Slip-on lock device : en fr
  • CH241914A - Keyboard for typing office machines, typesetting machines, teleprinters and similar machines. : de en
  • FR908842A - Improvements made to machines comprising mushroom valves, in particular to internal combustion engines of this type : en fr
  • GB576667A - Improvements in or relating to means for passing pipes through the floors of a building : en
  • CH241854A - Removable ladder. : en fr
  • FR908611A - Air reservoir tire : en fr
  • CA434115A - Starch product : en fr
  • AU133177B2 - Improvements in or relating to ionisation chambers, geigermuller tubes andthe like : en
  • CA434234A - Optical objective : en fr
  • NL57292C - : en
  • US2398746A - Variable velocity impact testing machine : en
  • CH241950A - Frequency analyzer. : de en
  • AU133199B2 - Improvements in or relating to combined television and sound systems : en
  • CA434147A - Pipe coupling : en fr
  • US2398359A - Shielded spark-plug connector : en
  • USD144454S - Design fob a sandal : en
  • ES11734Y - Device for the presentation and subjection of postcards, photos, samples and elements. : en es
  • ES12772U - Valve with antiobturator device for drains of sinks, sinks and other similar applications. (Machine-translation by Google Translate, not legally binding) : en es
  • CH241894A - Process for promoting lactic acid fermentation when ensiling green fodder. : de en
  • CH241903A - Process for the preparation of a new trisazo dye. : de en
  • US2398424A - Process and apparatus for obtaining a synthetic ivory colored ceresin : en
  • AU1214043A - Cathode structure : en
  • US2398400A - Window run : en
  • US2398564A - Method of making chucks : en
  • CH241924A - Device for the formation of a transport device with the help of skis. : de en
  • ES12244Y - Steam boiler produced by coal or fuel, similar in separate hearth for espresso machines. : en es
  • CH241948A - Method and device for testing coils for shorted turns. : de en
  • US2398518A - Pessary : en
  • US2398525A - Glassworking apparatus : en
  • CA434145A - Saw setting tool : en fr
  • ES12252Y - Apparatus for opening oysters. : en es
  • ES11760Y - Embossed ceiling with its own lighting, : en es
  • CH241935A - Pneumatic measuring device. : en fr
  • CH242025A - Extinguishing spark gap for surge arresters. : de en
  • AU134086B2 - Improvements relating tothe manufacture of briquettes, discs tablets and similar articles from loose or pulverulent materials : en
  • CH242073A - Transport device for suitcases. : de en
  • US2398500A - Circuit for tracer controlled machines : en
  • CA434250A - Temperature measuring device : en fr
  • ES172848A1 - IMPROVEMENTS MADE IN THE PREPARATION OF ANTI-DETONATING AGENTS : en es
  • ES172883A1 - IMPROVEMENTS IN HOUSEHOLDS FOR INVERTED FIRE GASOGENS : en es
  • CA434131A - Ladder : en fr
  • CH241949A - Ten key calculator. : de en
  • ES171238A1 - A TRANSMISSION SYSTEM IN WHICH THE TANGENTIAL EFFORT OF THE WHEELS OF AUTOMOTIVE VEHICLES IS DIRECTLY APPLIED AND TRANSFORMED FOR THE OPERATION OF ALTERNATORS OR INDUSTRIAL TRANSMISSIONS OF FIXED CHARACTER : en es
  • ES12701U - A new dry battery electric torch (Machine-translation by Google Translate, not legally binding) : en es
  • US2398365A - Safety hitch for tractors : en
  • US2398665A - Fluid clutch : en
  • US2398641A - Self-synchronizing television system : en
  • GB576761A - Improvements in and relating to rolls of rolling mills : en
  • CA434218A - Carton : en fr
  • US2398488A - Magnetic analysis : en
  • AU132900B2 - Improvements inthe washing of textiles andin detergents therefor : en
  • IE17585L - Coating with selenium : en
  • CH241839A - Drying rack to be used for clippings. : de en
  • CA434136A - Craft supporting and stabilizing apparatus : en fr
  • CH241852A - Process for the production of a wall covering and wall covering produced by the process. : de en
  • US2398605A - Hardness certifying machine : en
  • GB576801A - Improvements in and relating to electrical terminal supports : en
  • US2398440A - Grape processing machine : en
  • AU133221B2 - Bearings including copper-indium alloys, and process forthe production ofthe same : en
  • FR908707A - Bottle closing system : en fr
  • ES172644A1 - IMPROVED IMPROVEMENTS IN THE MANUFACTURE OF WOODEN OR CARBON CHIMNEYS : en es
  • FR908705A - Improvements to electrical transmission systems : en fr
  • ES12774U - A folding and sliding baby chair (Machine-translation by Google Translate, not legally binding) : en es
  • FR908755A - Method of regulating, in particular, the pressure, in a thermal apparatus and apparatuses applying this method : en fr
  • US2398698A - Method of making inserts for rubber valve stems : en
  • US2398402A - Carton : en
  • FR908641A - Advanced metal roofing for buildings : en fr
  • ES172149A1 - A PROCEDURE TO TREAT THE LOAD IN FUSION ELECTRIC OVENS : en es
  • GB576659A - Improvements relating to the manufacture of micro porous material : en
  • GB576728A - Improvements in and relating to key holder support for key cases : en
  • ES171250A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MOVEMENT DOLLS : en es
  • ES172298A3 - PERFECTIONS INTRODUCED IN THE MANUFACTURE OF HEADS TO MAKE THREADS, WITH TANGENTIAL CUT COMBS : en es
  • FR908731A - Method and device for profiling grinding wheels for gears : en fr
  • FR908728A - Improvements to hydraulic wheels : en fr
  • GB576704A - Improvements in devices for lubricating conveyors : en
  • CH241840A - Base for grass stacks. : de en
  • FR908663A - Efficient application of radiant energy : en fr
  • FR908669A - Improvements to surge arresters : en fr
  • US2398710A - Control means for aircraft : en
  • US2398503A - Fluid pressure regulator : en
  • US2398591A - Method of making chromium and its alloys : en
  • ES12251Y - Safety clasp. : en es
  • FR908827A - Fluid separator : en fr
  • GB576790A - Improvements in or relating to electric signalling systems : en
  • CH241874A - Machine for restoring crown caps. : en it
  • CH242094A - Automatic firearm, especially handgun. : de en
  • CA434175A - Planetary transmission : en fr
  • US2398404A - Consumer-type container and method of making the same : en
  • US2398700A - Spring group : en
  • ES9586Y - Razor blade. : en es
  • GB576807A - A new or improved device for use in conjunction with gas, electric and oil cookers : en
  • AU1209443A - Improvements inthe construction of cooling chambers andthe like : en
  • US2398470A - Altimeter : en
  • US2398708A - Process of making optical elements : en
  • DK64412C - Book or music stand. : da en
  • ES172393A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF WHEELS FOR AUTOMOBILES AND MOTORCYCLES OF ARTICULATED RIM, WITH SHOCK ABSORBERS OF STEEL, IN REPLACEMENT OF RUBBER COVERS WITH AIR CHAMBER : en es
  • GB576687A - Improved form of control lever : en
  • US2398594A - Signaling system : en
  • ES172911A1 - A PROCEDURE FOR THE PREPARATION OF DISAZOIC DYES CONTAINING COPPER : en es
  • FR908718A - Improvements to kinetic-type hydraulic clutch devices : en fr
  • GB576805A - Improved process for the preparation of 2,2,3 tri-halogen-alkanal-1 compounds : en
  • CH241965A - Box mold for cast steel. : de en
  • FR908662A - Discharge interval devices : en fr
  • FR908805A - Improvements made to the acceleration of the exhaust closure and to the intake control of two-stroke engines : en fr
  • GB576716A - Production of new organic silicon compounds : en
  • CH241976A - Hammer mill. : en fr
  • AU121289B2 - Improvements in or relating to metal rectifiers for electric currents : en
  • ES11506Y - Instructive game. : en es
  • CH241909A - Process for purifying waste water, and installation for carrying out this process. : en fr
  • FR908650A - Improvements to record changing mechanisms for phonographs : en fr
  • ES172928A1 - IMPROVEMENTS IN THE MANUFACTURE OF ROMANES : en es
  • US2398612A - Oxidation of organic compounds : en
  • FR908621A - Device for braking and guiding the wire in ordinary winding machines with alexander crossings : en fr
  • FR908784A - Clamping device : en fr
  • GB576692A - New and improved apparatus adapted for use in salvaging aeroplanes and other purposes : en
  • FR908751A - New lighting and signaling process for motor vehicles and corresponding equipment : en fr
  • FR908622A - Simplified frame with braking and individual wire guide system and automatic creel warning system : en fr
  • ES12745U - Adjustable support for shelves. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908691A - Process for the preparation of curable products, soluble in organic solvents, from condensation products of aminotriazines with formaldehyde : en fr
  • CH241928A - Entertainment game. : de en
  • ES12744U - Removable and folding table. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908696A - Improvements to automatic telephone systems : en fr
  • US2398401A - Dynamic pressure gauge : en
  • US2398380A - Deflector for air circulating units : en
  • CA434181A - Cathode ray tube : en fr
  • FR908792A - Line puller : en fr
  • USD144464S - Decalcomania sheet or the like : en
  • FR908687A - Improvements to telephone systems : en fr
  • GB576811A - Improvements in apparatus for the preparation of coffee or the like : en
  • GB576752A - Improvements in or relating to the projection of photographic films and to the exposure of such films : en
  • USD144469S - Tablecloth or similar article : en
  • CH241968A - Punching tool. : de en
  • ES172834A1 - IMPROVEMENTS IN SYSTEMS AND DEVICES FOR FACSIMILE TELEGRAPHY : en es
  • ES12756U - Footwear protector invisible improvements (Machine-translation by Google Translate, not legally binding) : en es
  • ES172530A1 - A SYSTEM FOR THE PRODUCTION OF COMBUSTIBLE GAS : en es
  • GR10637B - CYCLING WATER CIRCULATION SYSTEM. : el en
  • US2398702A - Articles for use at high temperatures : en
  • CA434133A - Ship's screw propeller : en fr
  • CH241882A - Process for feeding elastic rubber yarns, whether or not coated with textile materials, into textile machines. : en it
  • CA434227A - Condenser welding system : en fr
  • CH242018A - Terminal block for power lines, in particular cables. : de en
  • CH242064A - Installation to convert measurements. : en fr
  • US2398446A - Retort : en
  • US2398539A - Razor blade pack : en
  • US2398734A - Set back and centrifugal switch : en
  • GB576709A - Improvements in buoyant supports : en
  • ES11815Y - Pressure cylinders for textile roving stretching mechanisms. : en es
  • FR908665A - High Speed Motor Boats Improvements : en fr
  • FR908702A - Remote control system : en fr
  • ES172820A1 - A PROCEDURE FOR PREPARING A SWEET VITAMIN C CONCENTRATE : en es
  • CH241859A - Electric heater. : de en
  • CH241926A - Ballroom hockey game. : en fr
  • GB576764A - Improvements relating to cinematograph projectors : en