• NL55701C - : en
  • US2389014A - Temperature regulating device : en
  • DK64086C - Dust separator. : da en
  • US2388672A - Flow measuring device : en
  • FR904810A - Suspension for wheelbarrow and similar vehicles : en fr
  • GB573216A - Improvements in and relating to the production of acetone and butyl alcohol by fermentation processes : en
  • US2389046A - Method of analyzing gases : en
  • GB573214A - Improvements in or relating to means for varying the velocity of movement of the breech block in automatic guns : en
  • FR904652A - Delivery and adjustment valve for a motorcycle compressor : en fr
  • FR904811A - System and arrangement of sails and load masts with mechanical maneuvering for sailing ships : en fr
  • ES171275A2 - : en es
  • FR904656A - Regulation mode for the power developed by a hot gas engine and engines fitted with this regulation mode : en fr
  • ES12070U - Luminous disk for telephone sets. (Machine-translation by Google Translate, not legally binding) : en es
  • FR904649A - Method and device for spinning a melt : en fr
  • GB573318A - Improvements in and relating to the production of ether esters : en
  • USD142818S - Design fob a brooch or similar article : en
  • US2389043A - Steel in elevated temperature service under stress : en
  • FR904714A - Connection or junction devices for aluminum electric cables : en fr
  • US2388840A - Glycerol production : en
  • FR904786A - Cylinder-row internal combustion engine with air-cooled cylinder head and liquid-cooled cylinder wall? : en fr
  • FR904737A - Steel wire sound recording machine : en fr
  • GB573280A - Improvements in electrical cartridge fuses : en
  • US2389089A - Combination work lamp and bulb guard : en
  • US2389114A - Welt insole and sewing rib for attachment thereto : en
  • US2388820A - Relief valve for power transmission : en
  • US2388913A - Separating acetylenes from light hydrocarbons : en
  • CA14370S - Pack for fragile articles : en
  • CH239830A - High voltage switch. : de en
  • GB573271A - Improvements in devices for starting gas turbine plants : en
  • ES171256A1 - IMPROVEMENTS INTRODUCED IN GEODETIC STRUCTURES FOR AIRPLANE FRAMES : en es
  • US2388754A - Machine for welding : en
  • GB573313A - Multiple section electronic tube and method of making it : en
  • FR904804A - Motor vehicle traveling on roads, in particular automobile omnibus : en fr
  • US2388704A - Fluid brake : en
  • US2388744A - Shoe construction : en
  • CA431222A - Power lift : en fr
  • CH239767A - Method and device for melting glass plates on carrier trays. : de en
  • CA431169A - Hum reducing system : en fr
  • US2388822A - Reed for musical instruments : en
  • FR904717A - Multiple combination electro-mechanical contactor : en fr
  • ES171191A1 - A PROCEDURE FOR DEODORIZATION AND HARDENING OF OILS AND FATS WITH NITROGEN OXIDES FROM THE ATTACK OF PRODUCTS OF NATURAL CELLULOSIS BY NITRIC ACID : en es
  • FR904764A - Device for recording short periods of time by means of an oscillograph, in particular for measuring the flight time of projectiles : en fr
  • CA431284A - Hydraulic brake system safety control device : en fr
  • ES171276A2 - : en es
  • FR904748A - Hydraulic control, in particular for hand-operated rudders on board ships : en fr
  • FR904800A - Method of manufacturing a magnetic material and magnetic core obtained from this material : en fr
  • USD142885S - Design for a picture frame : en
  • CA431197A - Circuit breaker control system : en fr
  • USD142860S - Design fob a game board : en
  • DK64088C - Feed mechanism for sewing machines. : da en
  • IE17584L - Butter moulding machine : en
  • ES11395U - A device for fixing buckles to belts and straps (Machine-translation by Google Translate, not legally binding) : en es
  • GB573308A - Improvements in and relating to the preparation, treatment and application of resins : en
  • FR904637A - Simultaneous manufacture of sulfuric acid and alkaline products from natural Algerian sulphates : en fr
  • US2388957A - Hair net : en
  • US2388968A - Building construction : en
  • ES165552A2 - : en es
  • FR904674A - Improvements made to the extensible cores of presses to repair the casings of pneumatic tires : en fr
  • CA431200A - Vapour-electric device : en fr
  • FR904726A - Vacuum distillation method and apparatus : en fr
  • GB573206A - Improvements relating to cathodes for electron discharge tubes : en
  • US2388799A - Chipper knife assembly : en
  • US2388843A - Slow feed indicator : en
  • GB573247A - Improvements in or relating to the manufacture of unsaturated organic compounds : en
  • CA431121A - Diesel engine : en fr
  • USD142887S - Design for a bracelet or similar article : en
  • USD142912S - Design for a toy wagon : en
  • US2388773A - Evaporator : en
  • CA431151A - Thermionic valve holder securing means : en fr
  • CH239742A - Hanger for clothes. : de en
  • CH239808A - Elastic transmission joint. : en it
  • FR904735A - Engine with cylinders located on either side of the crankshaft : en fr
  • FR904798A - Mobile files for directories and the like, and assemblies made up with them : en fr
  • CA431251A - Straight bar knitting machine : en fr
  • AU1240343A - Improvements in or relating to semiconducting materials : en
  • CH239861A - Remote adjustment device for an organ with a number of rest positions evenly distributed over one revolution. : de en
  • USD142817S - Design fob a brooch or similar article : en
  • CA431274A - Oil for transformers : en fr
  • CH239726A - Connecting dowels. : de en
  • US2388789A - Glass inspection apparatus : en
  • US2389106A - Cooling system : en
  • US2389017A - Stabilizer : en
  • ES171267A1 - A NEW SYSTEM FOR THE CONSTRUCTION OF BODY FRAMEWORKS FOR HEAVY-TYPE VEHICLES : en es
  • ES171259A1 - PROCEDURE FOR MANUFACTURING A PLASTIC MASS : en es
  • GB573300A - Improvements in spade lugs or "spuds" for vehicle wheels : en
  • US2388762A - Plate burner : en
  • US2389013A - Handle-bar switch : en
  • US2389084A - Apparatus for making flavored confections : en
  • AU129445B2 - Improvements in or relating to automatic guns : en
  • USD142879S - Design for a combined watch and bracelet : en
  • AU1151243A - Improvements in or relating tothe manufacture and use of artificial resins : en
  • GB573231A - Improvements in fluid seals for shafts and bearings or the like : en
  • ES171223A1 - IMPROVEMENTS IN FACILITIES FOR THE TRANSMISSION OF MOVEMENTS : en es
  • US2388800A - Motor protector : en
  • GB573309A - Improvements in the production of pre-stressed reinforced concrete sleepers and similar beams : en
  • US2388738A - Container closure : en
  • US2389022A - Table : en
  • CA431180A - Electric switch : en fr
  • US2388911A - Apparatus for applying adhesive to container body ends : en
  • US2389038A - Method of bending plastic tubing : en
  • US2389052A - Electropneumatic brake system : en
  • US2388855A - Aircraft heater control apparatus : en
  • US2388977A - System for the transmission of angular motion : en
  • US2388889A - Rotary electrical apparatus : en
  • US2389037A - Corset stay mounting : en
  • CA431132A - Shirt collar : en fr
  • FR904646A - Method for the continuous measurement of the modulation rate of variable power oscillation generators and devices for implementing this method : en fr
  • FR904768A - Grid for electronic lamp : en fr
  • AU2376145A - Method of joining metal parts by spot welding : en
  • CA431230A - Ammonium dithiocarbamate : en fr
  • FR904612A - Fuel drying device that supplies a vehicle gasifier : en fr
  • GB573225A - Improvements in mechanism for winding wire and the like : en
  • US2388838A - Die : en
  • US2388991A - Production of casein : en
  • USD142848S - Design for a baby walker : en
  • US2388936A - Line spacing device for typewriters : en
  • FR904618A - Composition for foam extinguishers : en fr
  • FR904839A - Device for actuating relays or counters in railway safety technology : en fr
  • FR904664A - Insecticide : en fr
  • US2388724A - Wire connector : en
  • CH239786A - Device for pivoting a shaft such as the balance shaft of a clockwork movement, an escapement holder or a counter, for example. : en fr
  • CA431231A - Automatic motor control mechanism : en fr
  • US2388750A - Knitting machine : en
  • CA431149A - Hydraulic clutch : en fr
  • CH239820A - Steam boiler safety valve. : de en
  • FR904631A - Isolating device for high voltage electrodes : en fr
  • US2388731A - Grinding dust separation : en
  • US2388850A - Carbonator : en
  • CH239869A - Small vehicle. : de en
  • FR904843A - Process for the preparation of fodder for dairy animals and iodine albumin to be used for this purpose : en fr
  • CH239819A - Device for regulating the admission of fuel to an injector for internal combustion engines. : en it
  • FR904653A - Method for temporarily increasing the power developed by a hot gas engine and application to hot gas engines : en fr
  • FR904758A - Device for economical running of electric motors and starting with an abnormally low supply voltage : en fr
  • US2388752A - Buckle : en
  • FR904736A - Arrangement of two crankshafts of combustion or internal combustion engines : en fr
  • US2388828A - Machine for manufacturing molded pulp articles : en
  • AU2483445A - Improvements relating tothe anti-shrinking treatments of materials consisting wholly or partly of wool or like animal fibres : en
  • AU2484645A - Improvements in or relating tothe making of glass : en
  • FR904695A - Electromechanical vibrator : en fr
  • US2388779A - Method of tapping : en
  • US2389059A - Means for treating inflammable gases : en
  • AU1235243A - Improvements in or relating to explosive compositions suitable for use in initiating devices and initiating devices charged with such compositions : en
  • AU127548B2 - Improved sanitary liquid traps : en
  • US2388700A - Driving mechanism : en
  • US2388851A - Soluble material which becomes insoluble upon separation from solvent : en
  • US2388856A - Infant's toilet seat : en
  • US2389110A - Hydrocarbon oil composition : en
  • CA431143A - Can opener : en fr
  • CH239803A - Shaving head for dry razors. : de en
  • US2388682A - Fruit treating apparatus : en
  • US2388893A - Lens : en
  • USD142853S - Design for a textile fabric : en
  • US2388693A - Method and machine for making catheters : en
  • CA14377S - Wrist watch band : en
  • CA431120A - Agricultural implement : en fr
  • US2388697A - Grinding wheel mounting : en
  • US2388745A - Paper twine and the method of producing the same : en
  • USD142906S - Combined holder for cigarettes and matches : en
  • USD142884S - Gooseneck coupling for a drawn vehicle : en
  • FR904642A - Improvements made to acceleration or recovery pumps of carburettors for internal combustion engines : en fr
  • USD142843S - Design for a telephone desk stand : en
  • FR904704A - Mirror combined with lighting device : en fr
  • US2388924A - Exhaust manifold for internalcombustion engines : en
  • USD142916S - Design fob a meat tenderizing machine : en
  • US2388972A - Mixing device : en
  • US2389010A - Hinge : en
  • CH239724A - Furniture for bedridden person. : en fr
  • CH239770A - Eraser with electric drive. : de en
  • CH239871A - Step change gearbox with crank switch, especially for bicycles equipped with a coaster brake hub. : de en
  • GB573263A - Improvements in and relating to denatured alcohols : en
  • US2388670A - Feed mechanism for cartridge belts : en
  • US2389003A - Spark, supercharger, and throttle control : en
  • US2388984A - Polyisobutylene-wax compositions : en
  • USD142908S - Link chain for a bracelet or similar article : en
  • US2388691A - Fuse : en
  • AU2482445A - Improvements in or relating to automatic guns : en
  • CA431128A - Dress shield : en fr
  • CH239843A - Electrical filter in electroacoustic record reproduction devices with amplifiers. : de en
  • US2388833A - Yarn treating process and resulting product : en
  • US2388846A - Adhesive and adherent coating composition for bituminous surfaces : en
  • AU2473845A - Controllable pitch propeller : en
  • CH239749A - Process for the production of methacrylamide. : de en
  • FR904650A - Stirrup spoon for hooks and automatic claws for predator fish fishing : en fr
  • GB573319A - Lubricated clutches : en
  • ES12046U - Table of multiply and divide. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573315A - Improvements in and relating to hose mountings for fluid dispensing apparatus : en
  • US2389079A - Linoleum compositions : en
  • FR904808A - Telephone device : en fr
  • GB573323A - Improvements in or relating to safety valves : en
  • IE18909L - Automatic telephone exchange systems. : en
  • FR904622A - Process for the manufacture of instruments made of glass, quartz and the like : en fr
  • FR904795A - Device for performing measurements of the loss angle of electrical reactances : en fr
  • US2388788A - Head-lamp closure or shutter : en
  • US2388951A - Snap-acting device : en
  • CH239868A - Motor vehicle. : de en
  • FR904632A - Device to facilitate mountain ascent with skis : en fr
  • FR904767A - Relief map : en fr
  • CH239815A - Centrifugal machine through which liquid flows with sealing. : de en
  • IE16835L - Hot water storage tanks : en
  • US2388806A - Aircraft : en
  • CH239785A - Hermetic watch. : en fr
  • AU2178445A - Treatment of wool : en
  • AU2473045A - Improvements in or relating to safety sheathed blasting explosive cartridges and their manufacture : en
  • CH239755A - Process for the amidation of N-heterocyclic compounds. : de en
  • FR904809A - Badger : en fr
  • US2388728A - Badge : en
  • AU129476B2 - Improvements in or relating tothe making of glass : en
  • CH239705A - Motorized agricultural machine, mobile on wheels, fitted with a lateral stabilization device. : en fr
  • AU128905B2 - Improvements in or relating tothe making of glass : en
  • US2388742A - Shrinking of textile yarns and like materials : en
  • ES12062U - New container (Machine-translation by Google Translate, not legally binding) : en es
  • FR904676A - Improvement in on-board goniometers : en fr
  • AU132959B2 - Improvements in or relating tothe making of glass : en
  • FR904671A - Machine for gluing fabrics on printing tables : en fr
  • GB573253A - Improvements in or relating to the manufacture of mercury discharge tubes : en
  • CH239885A - Windscreen wipers applicable to the gangways of ships, electric locomotives, michelines, planes or others. : en fr
  • DK64087C - Device for Bass Beams for String Instruments. : da en
  • FR904825A - Terminal cable gland for electric cable : en fr
  • GB573289A - Improvements relating to the deposition of materials by settling : en
  • CA431217A - Viscose thread manufacture : en fr
  • FR904678A - Automatic valve tidal station basin : en fr
  • FR904780A - Cinematographic camera with electromagnetic shutter release : en fr
  • US2388770A - Sealing method : en
  • ES170744A1 - A PROCEDURE FOR THE MANUFACTURE OF BOXES AND SHEETS OF FLEXIBLE MATERIAL : en es
  • CH239823A - Device for making ice cream. : de en
  • LU27752A1 - : en
  • CA431277A - Shoe lasting machine : en fr
  • US2388853A - Hand tool for inserting insulating strips : en
  • USD142925S - Design for a washing machine : en
  • CH239760A - Method of gluing. : de en
  • US2388866A - Lead glass composition : en
  • USD142914S - Design for a slipper : en
  • AU1121743A - Improved fluid hose holder : en
  • CA431298A - Engine piston : en fr
  • AU256324B2 - Improvements in or relating to travelling wave electron discharge tubes : en
  • US2389090A - Lubricating and corrosion-preventing composition : en
  • CH239804A - Tool for tightening screws with adjustable torque. : de en
  • FR904844A - Feed-through device for electrodes : en fr
  • FR904500A - : fr
  • CH239879A - Timepiece with device for measuring a time interval. : en fr
  • US2388898A - Apparatus for marking egg-laying hens : en
  • USD142851S - Design for a plate : en
  • CH239866A - Pushcarts. : de en
  • US2388721A - Heat exchanger : en
  • GB573213A - Improvements in or relating to ejectors for automatic firearms : en
  • US2388666A - Burner control mechanism : en
  • US2388709A - Pin setter for bowling alleys : en
  • US2388832A - Control mechanism : en
  • US2388877A - Squeeze riveter : en
  • US2388892A - Ladder : en
  • CH239882A - Lighting system, in particular low voltage lighting system. : de en
  • US2388818A - Regulating and reducing adapter for sandblast machines : en
  • CA431263A - Electron discharge apparatus : en fr
  • CA431138A - Crutch : en fr
  • CA431257A - Biological product : en fr
  • CH239754A - Process for the preparation of a, y-dioxy-B, B-dimethyl-butyric acid- (3'-oxypropyl) -amide. : de en
  • FR904615A - Internal combustion engine with air compression, comprising a combustion chamber formed inside the piston : en fr
  • US2388857A - Pneumatic clutch control : en
  • US2388939A - Pump for fuel systems : en
  • GB573232A - Improvements in electron discharge devices : en
  • FR904661A - Electric dielectric capacitor formed by metallic combinations produced on the surface of the reinforcements : en fr
  • CH239766A - Process for the production of fertilizer from faecal sludge and ash. : de en
  • ES12066U - Electric coffee-pot for domestic use. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573312A - Improvements in or connected with nozzles or discharge or delivery heads for plasticextruding machines or appliances : en
  • CA431203A - Paper making apparatus control system : en fr
  • CA431206A - Welding system : en fr
  • AU1198243A - Carburetting apparatus : en
  • CA431228A - Tubing making apparatus : en fr
  • US2389075A - Switch : en
  • USD142880S - Design fob a knife sharpener : en
  • GB573348A - Improvements in or relating to thermionic valve circuits : en
  • CH239880A - Detachable and solderless cable lug attached to one end of the conductor. : de en
  • CH239813A - Tap. : en fr
  • CA14371S - Pack for fragile articles : en
  • USD142826S - Design for a brooch or similar article : en
  • US2389096A - Brake mechanism : en
  • AU2392045A - Improvements in or relating to telephone systems : en
  • CA431282A - Web winding apparatus : en fr
  • AU2483745A - Improvements in or relating tothe making of glass by electric heating : en
  • CA431290A - Pull chain fastener lock slider : en fr
  • CH239867A - Lifting and turning device on motor vehicles. : de en
  • AU2476945A - Improvements in and relating to coarse and fine adjusting apparatus : en
  • CA431281A - Hot-bonded fibre felt production : en fr
  • CH239718A - Glass melting furnace. : de en
  • CA431233A - Aircraft engine cylinder : en fr
  • AU128904B2 - Improvements in or relating tothe making of glass : en
  • CA431209A - Gaseous discharge lamp : en fr
  • CH239769A - Typewriters. : de en
  • CA431255A - Unsaturated fatty acid mixture : en fr
  • AU128587B2 - Method of producing a selenium coating : en
  • CA431192A - Supervisory control system : en fr
  • CA431262A - Glass-to-metal seal : en fr
  • US2388690A - Link : en
  • US2388960A - Device for binding : en
  • USD142852S - Design for a handbag : en
  • AU138661B2 - Improvements in or relating tothe making of glass by electric heating : en
  • CH239744A - Apparatus for extremely thorough disintegration of the outer part of grains or seeds. : en fr
  • DK64091C - Device for Packing and Weighing Machines for Grain or Powdered Material. : da en
  • USD142886S - Design for a match dispenser : en
  • USD142923S - Design for a combined folder for bills, pictures, cards, or the like : en
  • AU134202B2 - Automatic control system : en
  • US2388937A - Treatment of hydrocarbon oils : en
  • USD142878S - Fork or other article op flatware : en
  • CA431258A - Water purifying process : en fr
  • US2388707A - Bowling pin setter : en
  • US2388726A - Back part forming machine : en
  • AU2195345A - Diaryl paraffins and their production : en
  • CA431147A - Safety pressure relief valve : en fr
  • US2388723A - Method of making enameled cooking utensils : en
  • CA431193A - Metal casing discharge device : en fr
  • CA431240A - Chewing gum : en fr
  • FR904838A - Filter system for the separation of liquids contained in pasty masses composed of mixtures of crystalline substances and colloidal substances : en fr
  • US2388694A - Making substantially nonscalloping bimetallic sheet metal : en
  • CA431190A - Distribution transformer : en fr
  • CH239709A - Selective weedkiller forming at the same time an anticryptogamic product. : en fr
  • CH239778A - Variometer for determining the rate of climb and descent of aircraft. : de en
  • USD142872S - Design for a tray : en
  • US2388970A - Airplane heating means : en
  • CH239792A - Device for controlling the quill of a machine tool. : en fr
  • CA431141A - Air conditioner : en fr
  • AU120525B2 - Improvements in and relating tothe manufacture of lubricating oils andthe like : en
  • CA431127A - Typewriter coin controlled locking device : en fr
  • CH239849A - Process for preparing para-aminobenzenesulfonylthiourea. : en fr
  • ES171195A1 - AN AUTOMATIC SELECTION DEVICE OF A CERTAIN SIGNAL FORMED BY VARIOUS SIGNS, AND ESPECIALLY, BY SIGNS OF THE MORSE ALPHABET : en es
  • FR904698A - Apparatus for heating heating devices used for making permanent corrugations : en fr
  • US2389102A - Respiratory mask : en
  • US2388862A - Cable splicing clamp : en
  • AU120538B2 - Improvements in or relating to semiconducting materials : en
  • CH239777A - Device for measuring thicknesses with great precision. : en fr
  • AU120549B2 - Carburetting apparatus : en
  • CH239721A - Gas generation plant. : de en
  • FR904687A - Two-pass traveling still : en fr
  • CH239719A - Process for the production of fine threads by melting rods made of thermoplastic mass, such as glass or the like. : de en
  • AU2491345A - Improvements relating to clips for price tickets and similar articles and for other purposes : en
  • CH239836A - Thermal overload protection for electrical objects. : de en
  • USD142837S - Design for a range : en
  • US2389062A - Calculating machine : en
  • USD142926S - Design fob a dress : en
  • USD142842S - Design for a cigarette holder : en
  • AU129664B2 - Improvements in impedance transformers for coaxial lines : en
  • CH239860A - Fuse contact device in electrical alarm systems with closed-circuit operation. : de en
  • AU2480445A - Improvements in impedance transformers for coaxial lines : en
  • FR904696A - Improvement in remote control and remote signaling devices by superimposed carrier current in electrical energy transmission lines : en fr
  • US2388927A - Link mat : en
  • US2388880A - Method of manufacturing surface ornamented acoustical tile : en
  • USD142890S - Design for an earring : en
  • US2388734A - Window ventilator : en
  • US2388923A - Retractable vehicle support : en
  • FR904692A - Further training in road vehicle bodies for passenger transport : en fr
  • GB573239A - Improvements in and relating to electric eddy current driving mechanisms : en
  • CH239851A - Process for the preparation of para-aminobenzenesulfonyl-N-thiourea. : en fr
  • FR904657A - Recovery of heat from exhaust air and vapors : en fr
  • FR904659A - Elastic suspension for aircraft landing gear exposed to high shock peaks : en fr
  • US2388955A - Variable-speed power transmission : en
  • ES171241A1 - PROCEDURE AND HEATING SYSTEM FOR SOLAR RAYS : en es
  • FR904639A - Process for the establishment of color plates by photomechanical means : en fr
  • FR904689A - Further training in mobile stills : en fr
  • CA431133A - Hatch : en fr
  • CH239872A - Point heater sunk into the ground. : de en
  • FR904754A - radio transmitter : en fr
  • CH239757A - Process for the preparation of a metal-containing azo dye. : de en
  • ES12033U - Angle aerodynamic centrifuge (Machine-translation by Google Translate, not legally binding) : en es
  • CH239841A - Vacuum relay. : de en
  • FR904634A - Glove : en fr
  • CA431145A - Compression engine : en fr
  • GB573360A - Improvements in loading or excavating devices : en
  • DK64081C - High frequency coil with frequency range switch. : da en
  • CH239740A - Material measuring device for determining the length of lengths of material, whereby the thickness of the material has no influence on the exact measurement. : de en
  • FR904827A - Control device for drawing machines, with rotating draft cylinder : en fr
  • GB573356A - Improvements in or relating to an astronomical camera : en
  • US2388973A - Airplane : en
  • CH239858A - Method for generating a rasterized charge distribution on the surface of a medium by means of a cathode ray for the purposes of television technology. : de en
  • GB573325A - Improvements relating to the extrusion of fused filament-forming compositions : en
  • ES171237A1 - A PERFECTION TO PRODUCE METALLIC WIRE OR WIRES : en es
  • ES171272A1 - PROCEDURE FOR OBTAINING CONCENTRATED ORGANIC COMPOUNDS LIQUID, FROM VEGETABLE MATTERS : en es
  • FR904791A - Fluid regulator : en fr
  • AU2478245A - Travelling wave antenna : en
  • ES168811A3 - A MUSICAL DEVICE : en es
  • GB573226A - Cathode ray tube apparatus for large screen television purposes : en
  • FR904779A - Rigging table for cinematographic shooting : en fr
  • ES170947A1 - A NEW SYSTEM OR PROCEDURE TO DOWNLOAD THE WATER OF THE CISTERNS : en es
  • FR904784A - Mandatory control dobby : en fr
  • FR904638A - Security closure for handbags, shopping bags and more : en fr
  • GB573236A - Improvements in or relating to the production of sheet wrapping materials : en
  • FR904782A - Method of establishing chemically precipitated coatings, and in particular metallic coatings : en fr
  • US2388678A - Interdeck ladder apparatus : en
  • US2388763A - Transmission control mechanism : en
  • GB573334A - Improvements in or relating to the manufacture of hydroxy acids : en
  • GB573358A - Improvements in or relating to shoe upper conforming machines : en
  • CH239752A - Process for the production of vinyl esters. : de en
  • CH239844A - Universal arc furnace. : en fr
  • CH239809A - Coupling for pipes and hoses with mutually rotatable, sealed parts. : de en
  • AU1118943A - Improvements in or relating to liquid pumping or transfer systems : en
  • USD142821S - Brooch or similar article : en
  • US2388667A - Electrical device : en
  • CA431264A - Machine feeding mechanism : en fr
  • CH239793A - Device for controlling the advance of the quill in a machine tool. : en fr
  • ES12048U - Hat or auction for fireplace (Machine-translation by Google Translate, not legally binding) : en es
  • US2388906A - Communication system : en
  • US2388844A - Esters of alpha-ethacrylic acid : en
  • US2388729A - Ink pad and spreader assembly : en
  • USD142859S - Flexible band for a bracelet or similar article : en
  • FR904760A - lacquer emulsions : en fr
  • LU27762A1 - : en
  • US2388790A - Rethreading tool : en
  • US2388903A - Manufacture of azo-methine compounds : en
  • US2389029A - Front end loader for self-propelled vehicles : en
  • CH239797A - Method for processing tools, in particular for grinding wooden circular saw blades, on a circular saw, and device for carrying out the method. : de en
  • US2388775A - Process for recovering sodium chromate : en
  • US2388908A - Vaporizing burner : en
  • FR904841A - Artificial nutmeg : en fr
  • ES171210A1 - APPARATUS AND DEVICE FOR WASHING AND BULKWEIGHT OF CARBON AND MINERAL GRAINS IN THE DEPOSITION FACILITIES WITH CHANNELS OF WASHING BY ALUVIONATION : en es
  • CA431261A - Bulb stem sealing machine : en fr
  • FR904670A - New adjustment process for extraction pumps : en fr
  • GB573222A - Improvements in or relating to means for coupling together two rotating shafts : en
  • FR904741A - Device forming a clamping mandrel and intended to receive several annular parts to be treated or machined : en fr
  • ES170255A1 - A PERFECTED LINGOTERA : en es
  • US2388733A - Impulse switching and control mechanism : en
  • ES170912A1 - A NEW DEVICE FOR THE WATER ELEVATION USING THE PRESSURE WATER VAPOR : en es
  • GB573250A - Improvements relating to the embossing of textile fabrics : en
  • FR904776A - Rigging table for cinematographic shooting : en fr
  • US2388831A - Barbecue : en
  • AU1117943A - Improvements in or relating to variable speed gears : en
  • CH239784A - Housing. : en fr
  • CA431173A - Polymethine dye intermediate : en fr
  • AU141202B2 - Improvements in electric actuators : en
  • AU1168743A - Improvements in or relating to looper mechanism for sewing machines : en
  • US2388719A - Solidified unstable compounds : en
  • US2388684A - Insecticide : en
  • US2388695A - Letter opener : en
  • USD142816S - Design for a brooch or similar article : en
  • USD142823S - Brooch or similar article : en
  • FR904655A - Assembly intended for the phase modulation of electrical oscillations : en fr
  • GB573288A - Improvements in or relating to tanks : en
  • AU131141B2 - Vacuum tube connections : en
  • USD142927S - Design for a covered pitcher : en
  • USD142901S - Jewelry pin or similar article : en
  • US2389064A - Method of and apparatus for distillation : en
  • US2389107A - Counting device : en
  • AU2484445A - Improvements in or relating tothe making of glass : en
  • FR904625A - Fire protection device in cinematographic projection equipment : en fr
  • US2388861A - Small grain windrower : en
  • CH239727A - Drawer. : de en
  • CH239840A - Continuously variable self-inductance. : en fr
  • AU129086B2 - Improvements in or relating to safety sheathed blasting explosive cartridges and their manufacture : en
  • CH239798A - Grout glue machine. : de en
  • CH239706A - Seed drill. : de en
  • US2388681A - Mixture control apparatus : en
  • AU1182843A - Improvements relating tothe electrolysis of magnesium chloride fusions : en
  • CH239753A - Manufacturing process for acetals. : en fr
  • CA431287A - Fastener slider pin : en fr
  • FR904742A - Vulcanizing mold for solid rubber tires without steel rim and for steel rim tires : en fr
  • CA431181A - Electric switch : en fr
  • CH239765A - Process for carrying out polymerizations. : de en
  • CA431242A - Chewing gum : en fr
  • CH239745A - Chopping board. : en fr
  • CA431297A - Rotary cutter : en fr
  • AU150892B2 - Improvements relating to clips for price tickets and similar articles and for other purposes : en
  • AU1225743A - Power output amplifier circuit : en
  • US2389021A - Recording apparatus : en
  • AU120531B2 - Fluid flow control device or valve ofthe. expansible tube type : en
  • CA431235A - Metallizable dyestuff : en fr
  • AU1079643A - Improvements in and relating to closures including sliding clasp fasteners : en
  • CA431273A - Tractor controlled harrow : en fr
  • CA431280A - Insulation material packing method : en fr
  • CH239825A - Heat exchangers for flowing liquids or gases. : de en
  • DK64083C - Mechanism for locking tipping wagons on rail wagons moving up and down a sloping chute. : da en
  • AU128903B2 - Travelling wave antenna : en
  • ES170293A1 - AN APPARATUS QUITAGRAPAS OR DESCOSEPAPELES : en es
  • ES171216A1 - PROCEDURE FOR THE GRANULATION OF FERTILIZERS : en es
  • ES171212A1 - PROCEDURE FOR THE MANUFACTURE OF TERPENIC DERIVATIVES : en es
  • GB573353A - Improvements in clearers for the rollers of apparatus for drawing or drafting textile fibres : en
  • US2388783A - Switch assemblage : en
  • ES12034U - Nozzle applicable to boning machines of all kinds of fruits, especially olives. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12044U - Improved rotary hand-held icemaker. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573306A - Improvements in the manufacture of cellular polymerised ethylene : en
  • CA431140A - Valve controlling mechanism : en fr
  • FR904602A - Camouflage objects : en fr
  • FR904845A - Arrangement allowing the surveillance panes inserted in a dust-tight manner to be easily blown off, in particular on clock movements used for the time control of devices : en fr
  • GB573268A - Improvements in electrical tea or coffee brewing appliances : en
  • US2388876A - Article forming apparatus : en
  • US2389056A - Refrigerator door fastener : en
  • ES171240A1 - NEW HAIR DRYER SYSTEM : en es
  • US2388975A - Multistage high pressure elastic fluid turbine : en
  • GB573266A - Improvements relating to the production of amidines or salts thereof : en
  • ES12075U - Improved pulley. (Machine-translation by Google Translate, not legally binding) : en es
  • USD142846S - Design fok a pin : en
  • ES12040U - Fosforera special application to propaganda (Machine-translation by Google Translate, not legally binding) : en es
  • LU27750A1 - : en
  • US2389007A - Protective system : en
  • GB573204A - Improvements in pincers with self-adjusting opening, permitting of quick tightening : en
  • CA431210A - Starting relay for fluorescent lamps : en fr
  • US2388722A - Razor : en
  • US2388920A - File holder : en
  • FR904806A - Process for cross-switching the evaporator of refrigeration systems : en fr
  • GB573207A - Improvements in and relating to the production and control of electron streams : en
  • USD142814S - Design for a machine tool unit : en
  • FR904621A - Foam fire extinguisher : en fr
  • FR904833A - Method and device for lapping pieces of apparatus together : en fr
  • FR904842A - Device for transporting loose fine-grained materials : en fr
  • GB573220A - Selecting control device for variable-speed gearing : en
  • ES171226A2 - : en es
  • DK64092C - Cardboard packaging. : da en
  • FR904792A - Wagon emptying installation, in particular for the mining service : en fr
  • US2388966A - Electrical strain gauge : en
  • ES165151A1 - A PROCEDURE FOR MANUFACTURING HARD METALLIC ALLOYS : en es
  • US2388901A - Heating device : en
  • US2389019A - Vertical turret machine tool : en
  • USD142830S - Design fob a game board : en
  • ES12049U - An armed bag (Machine-translation by Google Translate, not legally binding) : en es
  • FR904749A - Method and device for spinning and twisting textiles : en fr
  • GB573339A - Pulverulent preparations of rubber-like condensation products : en
  • USD142840S - Design fok a lighter fob cigarettes or the like : en
  • FR904778A - Gravimeter : en fr
  • FR904723A - Improvements to so-called minima rheostats : en fr
  • GB573344A - Improvements in or relating to padding, cushioning, upholstering, shock-absorbing and like materials : en
  • US2388985A - Adjustable two-way hand snowplow : en
  • USD142865S - Design for a merchandise display cabinet : en
  • ES171270A2 - : en es
  • GB573282A - Improvements relating to power transmission mechanisms : en
  • USD142907S - Design fob a doll : en
  • CH239711A - Plaster of Paris ceiling and method of making the same. : de en
  • ES12067U - Flexible device for leather saddles for bicycles, motorcycles and similar (Machine-translation by Google Translate, not legally binding) : en es
  • GB573357A - Improvements in paper-makers' wire cloth : en
  • US2389024A - Means for forming fiber felts : en
  • FR904626A - Process for manufacturing cylinders of combustion engines by shaping without chips : en fr
  • FR904722A - Improvements in the release of objects made from liquid paste : en fr
  • CA431267A - Filtering device : en fr
  • CH239796A - Device for sharpening saw teeth. : en fr
  • CA431122A - Spectrophotometer : en fr
  • CA431158A - Magnesium base alloy : en fr
  • US2388696A - Automatic valve : en
  • AU128588B2 - Improvements in or relating tothe making of glass : en
  • CH239741A - Support device for a reel, in particular for a reel of paper or fabrics, allowing to automatically maintain the alignment of the reel itself while it is being wound and unwound. : en it
  • US2389098A - Method of expanding tubes in tube seats : en
  • CH239855A - Loud intercom with manual and voice-controlled switching of the speech direction. : de en
  • US2388852A - Automatic nozzle : en
  • US2388887A - Gel and gelling agent : en
  • AU2410845A - Improved sanitary liquid traps : en
  • FR904802A - Process for recovering the sulfur contained in the blast furnace slag and device for implementing this process : en fr
  • USD142844S - Design for a container cap : en
  • GB573342A - Improvements in or relating to exhaust silencers and spark arresters in internal combustion engines applicable also as heat exchangers : en
  • CA431131A - Ash tray : en fr
  • CA431155A - Butadiene production : en fr
  • ES171205A1 - A STOP MECHANISM FOR RAILWAY WAGONS : en es
  • FR904669A - Improvements to checkerboard games : en fr
  • US2388978A - Cabinet or the like : en
  • US2389009A - Apparatus for making hollow rubber articles : en
  • US2389113A - Scale mechanism : en
  • USD142809S - Design for a circular saw or similar article : en
  • GB573327A - Improvements in the extrusion of fused filament-forming compositions : en
  • CA431177A - Wide-angle telescope objective : en fr
  • US2388793A - Snap action constant level device : en
  • US2389072A - Bottle closure : en
  • US2389050A - Electronic brake control system : en
  • USD142919S - Design for wallpaper : en
  • CA431196A - Gasketed joint structure : en fr
  • CA431119A - Separable fastener : en fr
  • CA431172A - Cyclammonium quaternary salt : en fr
  • CA431186A - Lightning arrester : en fr
  • CH239852A - Device for vaporizing liquids. : de en
  • USD142881S - Gooseneck coupling for a drawn vehicle : en
  • CA431202A - Electric discharge device : en fr
  • US2388749A - Cord holder for line throwing guns : en
  • US2389002A - Automobile window visor : en
  • US2388673A - Dual power optical system : en
  • US2388725A - Slicing machine : en
  • US2388776A - Method of making molds : en
  • US2388935A - Mineral wool manufacture : en
  • ES171200A3 - IMPROVEMENTS IN OR RELATED TO TIME-CONTROLLED SWITCHING DEVICES : en es
  • FR904849A - Improvements to pumps for charged liquids : en fr
  • CH239751A - Process for the preparation of α-acetoxypropionitrile. : de en
  • FR904682A - Process and devices for the extraction of waxes and resins contained in mineral or vegetable matter : en fr
  • US2388662A - Liquid measuring apparatus : en
  • AU131009B2 - Controllable pitch propeller : en
  • US2388942A - Conversion of hydrocarbons : en
  • CH239847A - Skin protection and care products and processes for their manufacture. : de en
  • US2388940A - Solar heater : en
  • US2389026A - Method of preparing titanium dioxide : en
  • AU2484345A - Improvements in or relating tothe making of glass : en
  • GB573340A - Improvements relating to the production of an aviation or motor fuel or an aviation or motor fuel constituent : en
  • CA431198A - Circuit interrupter : en fr
  • CH239811A - Device for stabilizing the pressure in the hydraulic circuits, in particular in the circuits for feeding internal combustion engines. : en it
  • CA431247A - Fluid torque converter : en fr
  • FR904605A - Impregnation of wood and other organic materials : en fr
  • US2389100A - Fluid pressure brake : en
  • US2388830A - Micro wave control apparatus : en
  • US2388869A - Photographic objective : en
  • US2388999A - Machine for applying multicolored flock : en
  • FR904681A - Fancy yarn and how it is obtained : en fr
  • FR904747A - Subscriber line circuits for telecommunications systems : en fr
  • US2388929A - Preparation of olefinic hydrocarbons : en
  • US2388665A - Dibenzanthrone compounds : en
  • CA431171A - Electric circuit : en fr
  • CA431188A - Circuit interrupter : en fr
  • USD142858S - Design for a jacket : en
  • GB573261A - Improvements in electrical cable construction : en
  • AU2483945A - Improvements in or relating tothe making of glass : en
  • GB573338A - Improvements in or relating to welding rods : en
  • US2388839A - Domestic appliance : en
  • US2389055A - Spring bending machine : en
  • GB573286A - Improvements in silica gel apparatus for the adsorption of moisture from air or gases : en
  • GB573224A - Improvements in apparatus for mixing gases especially for charges for internal combustion engines : en
  • GB573335A - Improvements in or relating to pressure cabins for aircraft : en
  • AU2484245A - Improvements in or relating tothe making of glass : en
  • FR904724A - Equipment for reduced artillery fire, with parts, accessories, firing range, observation : en fr
  • FR904815A - Toothbrush : en fr
  • CH239853A - One-hand atomizer. : de en
  • FR904623A - Method for sensitizing silver halide emulsions : en fr
  • US2388827A - Plug valve : en
  • USD142911S - Design for an educational toy fob children : en
  • GB573352A - Improvements relating to pulley blocks : en
  • ES9732Y - Horn or nozzle for projection of dry ice in fire extinguishers. : en es
  • FR904611A - Process for obtaining new vinyl esters : en fr
  • US2389042A - Suction cleaner : en
  • AU128586B2 - Improvements in and relating to coarse and fine adjusting apparatus : en
  • AU2195245A - Polymerization of dimethyl styrenes : en
  • AU2460345A - A time delay coupling device : en
  • GB573211A - Improvements in or relating to magazines for fire arms : en
  • ES171209A1 - A PERFECTION IN THE MECHANISMS OF AUTOMATIC SHUTTLE CHANGE IN THE TELARES : en es
  • FR904645A - Electric lamp sockets : en fr
  • GB573322A - Improvements relating to the finishing of textile materials composed of or containing animal fibres : en
  • FR904720A - New cleaning products and their manufacturing process : en fr
  • FR904733A - Device for supplying air to the engine mounted at the rear of automobiles : en fr
  • FR904701A - Improvements in the means used, in particular, for starting machines such as internal combustion engines : en fr
  • FR904662A - Polyphase contact converter : en fr
  • US2388964A - Phonograph recorder : en
  • USD142819S - Design for a brooch or similar article : en
  • GB573284A - Sterilizer for surgical instruments : en
  • ES11721U - Knock lock, reversible. (Machine-translation by Google Translate, not legally binding) : en es
  • ES10890Y - Manual spreading apparatus for thin layers of liquid, applicable for copying writings. : en es
  • FR904738A - Glass bulb for electronic lamp : en fr
  • FR904644A - Files and devices for the simplified classification of microfilm documentation : en fr
  • USD142903S - Design for a crocheting stand or the ldxe : en
  • AU2460445A - Automatic control system : en
  • USD142847S - Design fob a shoe : en
  • CA431279A - Pyrimidine derivative : en fr
  • CH239763A - Process for the polymerization of vinyl halides. : en fr
  • GR10510B - MANNER OF WELDING WIRES OF ALL KINDS FOR THE MANUFACTURE OF NAILWILLS. : el en
  • CH239827A - Electrical plug coupling. : de en
  • US2388859A - Mixed grain emulsions : en
  • US2389082A - Code calling signal : en
  • GB573259A - Improvements in or relating to firing butts : en
  • US2388804A - Can feed mechanism : en
  • DK64094C - Dryer, especially for Korn, Lucerne and Roesnitter. : da en
  • US2388883A - Fuse terminal clip : en
  • US2389083A - Device for feeding pinion blanks : en
  • US2388976A - Method of forming carboxylic substituted amines : en
  • US2388990A - Electrically operated flush valve : en
  • DK64084C - Device at Fyrriste. : da en
  • US2388965A - Telegraph transmitter : en
  • FR904805A - Process for hardening gears with hardened surface and tough core : en fr
  • USD142820S - Design fob a brooch ob similab article : en
  • US2388705A - Apparatus for balancing propeller blades : en
  • US2389097A - Process of preparing purified calcium pantothenate : en
  • US2389108A - Scale : en
  • LU27754A1 - : en
  • GB573307A - Improvements in or relating to fuel tanks for aircraft : en
  • FR904672A - Gagozene for mineral coal and particularly for coke : en fr
  • US2388795A - Sewage disposal : en
  • US2389015A - Manufacture of artificial textile fibers : en
  • USD142868S - Design for a finger ring : en
  • FR904627A - Steering device for trailers with drawbar : en fr
  • FR904740A - Glass welding : en fr
  • FR904847A - Turret-revolver movable along its axis : en fr
  • GB573258A - Improvements in and relating to the spinning and twisting of yarns : en
  • FR904673A - Device for the continuous washing of wood chips or natural fibers, for the manufacture of cellulose or chemical, semi-chemical and mechanical pulps : en fr
  • GB573320A - Improvements in electrical and other measuring instruments : en
  • FR904677A - Improvements made to test specimens involving the use of piezoelectric elements : en fr
  • GB573292A - Improvements relating to engine-starting apparatus : en
  • GB573212A - Means for assembling the body and butt of automatic firearms : en
  • USD142909S - Schnittmann infant s portable toilet seat : en
  • US2388917A - Process for preservation of biological materials and products resulting therefrom : en
  • CA431295A - Water heater : en fr
  • ES170862A1 - IMPROVEMENTS IN ARTIFICIAL BREATHING APPARATUS FOR TOXIC ENVIRONMENTS, OXYGEN FAULTS OR BREATHING UNDER WATER : en es
  • FR904713A - Aim correction device for shooting on mobile goal : en fr
  • US2389069A - Hypodermic needle grinder : en
  • US2388821A - Oil refining means : en
  • US2389061A - Powdered metal body and method of making same : en
  • CH239800A - Internal and surface grinding machine. : de en
  • CH239802A - Device for dry shaving. : en fr
  • US2388987A - Load handling mechanism : en
  • US2389103A - Motor ignition control : en
  • ES169204A1 - A METHOD OF MANUFACTURING FOOTWEAR SOLE : en es
  • FR904643A - Method of heating metal parts by electro-induction : en fr
  • US2388834A - Furfural purification : en
  • CH239821A - Device for drainage and heat recovery of the contents of steam lines after they have been shut off from the steam source. : de en
  • CH239738A - Washing device. : de en
  • US2389045A - Sucker rod hanger : en
  • CH239737A - Device for temporarily turning up a thread running between two fixed points. : de en
  • ES171266A1 - MECHANISM FOR THE POSITIVE ACTIVATION OF THE SHUTTLE ON THE TELESCOPES : en es
  • US2388915A - Nursing nipple : en
  • US2388949A - Closet ventilating system : en
  • CA431130A - Spreader for fertilizers, etc. : en fr
  • AU128449B2 - Adjustable wheel and axle assembly : en
  • USD142808S - Design fob a dress : en
  • AU120534B2 - Improvements in or relating to liquid pumping or transfer systems : en
  • DK64082C - Socket socket with Holder for the Plug's Cord Wire. : da en
  • FR904801A - Vertical file or filing cabinet wheel, fitted with several pendulum suspension boxes : en fr
  • US2388988A - Diaphragm valve : en
  • AU120548B2 - Improvements in or relating to looper mechanism for sewing machines : en
  • CH239707A - Earth auger. : de en
  • ES10742Y - Variable indication almanac. : en es
  • ES12036U - Security terminal. (Machine-translation by Google Translate, not legally binding) : en es
  • FR904601A - Method of starting a vehicle gasifier : en fr
  • FR904837A - Method and apparatus for the treatment by stirring of substances of various consistencies : en fr
  • FR904630A - Flat molded element constructions : en fr
  • FR904708A - Lure for fishing : en fr
  • GB573245A - An adjustable direct measuring boning rod : en
  • ES170380A3 - IMPROVEMENTS MADE IN THE MANUFACTURING OF ALUMINUM ALLOYS : en es
  • USD142855S - Design for a dress : en
  • ES169841A1 - A PROCEDURE WITH THE CORRESPONDING TRAP, TO EXTERMINATE ANIMALS : en es
  • FR904683A - Improvement in the adjustment devices of electrical devices by steps : en fr
  • FR904667A - Electro-thermal protection of electric rotating machines : en fr
  • FR904799A - Process improvements for the production of chlorine peroxide : en fr
  • US2389073A - Overload protection for refrigeration systems : en
  • AU130094B2 - Method of joining metal parts by spot welding : en
  • DK64090C - Traction device for rotary ovens or drums. : da en
  • FR904640A - Revolving head for tapping with several taps mounted on a rotary machine, a drill for example : en fr
  • US2388969A - Airplane heating system : en
  • US2388980A - Roll-changing apparatus for electrolytic coating lines : en
  • FR904730A - Manufacturing process for dry plate rectifiers by cutting very large plates with rectifiers : en fr
  • FR904757A - Device for automatically increasing at slow speeds the flow of lubricating oil to auxiliaries operated by variable speed machines : en fr
  • FR904818A - Device for the recovery and transport of animal organs : en fr
  • USD142876S - Pork or other article of flatware : en
  • GB573362A - Improvements in or relating to hydraulic systems : en
  • GB573361A - Device for measuring steam and gas temperatures in turbines or the like : en
  • ES11911U - Espadrilles for espadrilles (Machine-translation by Google Translate, not legally binding) : en es
  • ES171215A1 - IMPROVEMENT IN THE MANUFACTURE OF GRANULATED COMPLEX FERTILIZERS : en es
  • US2389101A - Denture articulator : en
  • GB573270A - Production of polymeric materials : en
  • FR904685A - Improvements to pulse generators : en fr
  • FR904690A - Ampoule filling device : en fr
  • FR904663A - Combustion of flame retardant fuel : en fr
  • US2388925A - Sealing device : en
  • US2389088A - Production of chlorinated carbocyclic carboxylic acids : en
  • ES12071U - Bobbin for shuttle. (Machine-translation by Google Translate, not legally binding) : en es
  • ES10908Y - System of superimposed discs comprising the tables of addition, subtraction, multiplication and division. : en es
  • CH239734A - Loom for all fabrics in gauze weave. : en fr
  • US2389078A - Linoleum composition : en
  • USD142839S - Design for a dress : en
  • USD142899S - Design for a jewelry pin or similar article : en
  • FR904658A - Relays for current regulation : en fr
  • GB573229A - Improvements in scaffolding clamps : en
  • FR904835A - Mechanism for transforming a uniform rotational motion into a jerky rotational motion : en fr
  • US2388837A - Print making machine : en
  • FR904635A - Composite material : en fr
  • US2388947A - Drying oil substitute and method : en
  • CA431135A - Envelope sealing device : en fr
  • CA431195A - Electrical insulation : en fr
  • US2388663A - Aroylaminonitrodiphenylamine : en
  • FR904812A - Evaporation apparatus : en fr
  • ES171233A3 - A PROCEDURE FOR THE MECHANICAL MOLDING OF PIECES OF AGGLOMERATES OF CORK, WOOD OR OTHER MATERIALS : en es
  • US2388881A - Gelatin coating composition : en
  • DK64093C - Cardboard box. : da en
  • FR904606A - Methods and devices for separating the cliché from the proof in printers or similar machines : en fr
  • GB573205A - Improvements in and relating to beam valves : en
  • US2388997A - Cooling arrangement for gas turbines : en
  • US2389054A - Pyridine derivatives and process for the manufacture of same : en
  • GB573310A - Improvements in or relating to methods of concentrating ores : en
  • USD142874S - Design fob a lady s suit : en
  • CH239716A - Process for forming, with refractory powders, an agglomerable mass by pressure. : en fr
  • CH239826A - DC motor with compound winding not fed by the main current. : de en
  • US2388816A - Photographic developer : en
  • USD142854S - Design for a dress : en
  • CA431187A - Circuit breaker : en fr
  • US2388989A - Diaphragm valve : en
  • ES12037U - Automatic banana. (Machine-translation by Google Translate, not legally binding) : en es
  • ES170721A3 - IMPROVEMENTS IN THE MANUFACTURE OF CLASSIFIERS AND FILES : en es
  • GB573267A - Improvements relating to electric storage battery testers : en
  • GB573314A - Improvements in aeroplanes of the flying wing type : en
  • CH239845A - Splayfoot bandage. : de en
  • US2388874A - Caster wheel mechanism : en
  • US2388953A - Spark plug gap adjuster : en
  • CA431139A - Sash lock : en fr
  • AU128453B2 - Improvements in or relating tothe making of glass : en
  • CA431199A - High pressure laminated material : en fr
  • GB573233A - Improvements in or relating to joints of building slabs, blocks and the like : en
  • US2388932A - Continuous isomerization process : en
  • US2388802A - Polyvinyl ketal acetal resin : en
  • ES171232A1 - IMPROVEMENTS INTRODUCED IN THE ROUTE GUIDE INDICATOR TILES : en es
  • US2389011A - Emulsion coating compositions : en
  • ES171251A1 - AN APPARATUS FOR AUTOMATIC TENSION CONTROL : en es
  • FR904665A - Process for the production of carbonization materials for the production of gasifier gas : en fr
  • FR904803A - Process for the continuous manufacture of water gas from coke dust and generator allowing the implementation of this process : en fr
  • ES12072U - A perfected vibratil hook of off-center plumb (Machine-translation by Google Translate, not legally binding) : en es
  • GB573304A - Improvements in the manufacture of steel : en
  • GB573301A - Improvements in adjustable hydraulic shock absorbers : en
  • GB573351A - Improvements in and relating to pedals for cycles and the like : en
  • USD142898S - Design for a jewelry pin or similar article : en
  • FR904628A - Manually operated press device for dispensing colors : en fr
  • FR904739A - Circuit connection and disconnection device : en fr
  • US2389036A - Means for sealing rotary plug type valves : en
  • USD142867S - Fair of pliers or similar article : en
  • CH239883A - Process for the preparation of 1-phenyl-2-methyl-3-amino-4-isopropyl-5-pyrazolone. : de en
  • AU120523B2 - Improved fluid hose holder : en
  • US2389076A - Testing arrangement for trunks to community dial offices : en
  • AU2485745A - Improvements in electric actuators : en
  • CA431221A - Power lift mechanism : en fr
  • LU27760A1 - : en
  • CA431124A - Rotary pump : en fr
  • CA431184A - Electrical contact member : en fr
  • USD142896S - Design fob a jewelry pin ob similar abxicle : en
  • ES12060U - Non-slack and light nut for all applications and in particular for the construction of automobiles, airplanes and boats (Machine-translation by Google Translate, not legally binding) : en es
  • GB573273A - Improvements relating to high reactance transformers : en
  • USD142913S - Silkman wooden pull toy : en
  • GB573329A - Improvements in and relating to a pre-payment telephone apparatus : en
  • CA431126A - Clip : en fr
  • CH239782A - Toothing with at least approximately an involute profile for timepieces and counters. : de en
  • ES170017A1 - A SYSTEM OF FIL, OF REINFORCED ARRAYER AND ANTIRROZANTE IMAGE : en es
  • US2388772A - Tamper for cigarette machine feeders : en
  • US2388842A - Color feinting system : en
  • US2388807A - Gun cooling apparatus : en
  • US2388809A - Apparatus for use in the tempering of glass : en
  • US2388875A - Means for measuring and marking cord lengths : en
  • FR904718A - Method and apparatus for the manufacture of thin sheets : en fr
  • CA431220A - Cultivator and planting attachment therefor : en fr
  • US2388781A - Multiface piston : en
  • USD142883S - Gooseneck coupling for a drawn vehicle : en
  • US2388967A - Ammunition roller : en
  • CA431189A - Bulbous parts uniting method : en fr
  • CA431216A - Structural panel : en fr
  • CA431234A - Monoazo dyestuff : en fr
  • US2388737A - Fabrication of electric chucks : en
  • US2388771A - Collapsible book rest and holder : en
  • CA431245A - Metallized paper condenser manufacture : en fr
  • CA431293A - Fabric processing : en fr
  • CH239810A - Sealing device for rotating shafts. : en fr
  • CA431224A - Blowpipe machine : en fr
  • LU27759A1 - : en
  • CA431296A - Fluid operated clamp : en fr
  • AU1211843A - Mechanism for transmitting linear or rotary movement : en
  • US2388941A - Blast furnace charging bell : en
  • USD142849S - Jar coupling for holding paint brushes : en
  • US2388702A - Domestic appliance : en
  • CH239790A - Welding table with a rotatable table top, in particular for welding circular seams. : de en
  • US2388708A - Pin setting mechanism for bowling alleys : en
  • US2388910A - Adhesives and their manufacture : en
  • US2389001A - Water ski : en
  • US2388711A - Boat propulsion means : en
  • US2388791A - Hair curler : en
  • FR904721A - Metal casting process : en fr
  • CH239758A - Process for the production of a direct dye. : de en
  • US2388760A - Drafting mechanism for textile fibers : en
  • CA431254A - Rotary pump : en fr
  • USD142827S - Design for a spectacle frame : en
  • US2389012A - Means for the colloidal dispersion of materials : en
  • AU129871B2 - Improvements relating to remote control systems for use in centralised traffic control systems : en
  • US2388792A - Hair curler : en
  • US2388797A - Hair curler : en
  • USD142807S - Design fob a dress : en
  • US2388962A - Dry cleaning composition : en
  • US2388847A - Truss : en
  • US2388890A - Four-way valve : en
  • CA431215A - Coloured heel manufacture : en fr
  • AU120518B2 - Mechanism for transmitting linear or rotary movement : en
  • ES6408Y - Oil-free lamp. : en es
  • US2388998A - Gas turbine cooling arrangement : en
  • CH239750A - Process for the preparation of higher esters of acrylic acid, their homologues and their substitution products. : de en
  • GB573218A - Improvements in or relating to the extinction of subterranean fires : en
  • US2388870A - Boat trailer : en
  • US2388884A - Two-speed motor : en
  • CA431276A - Full form shoe-tree : en fr
  • USD142857S - Design fob a dress : en
  • US2388867A - Brush and brush material : en
  • US2388710A - Valve : en
  • CA431167A - Triazole derivative : en fr
  • CH239828A - Process for the manufacture of cable sheaths. : de en
  • CA431201A - Circuit breaker : en fr
  • CA431256A - Urea derivative : en fr
  • CH239824A - Fridge. : de en
  • US2389111A - Control means : en
  • USD142894S - Design for a jewelry pin or similar article : en
  • US2388757A - Brassiere : en
  • AU120527B2 - Improvements in or relating to variable speed gears : en
  • US2388805A - Fuel stoker : en
  • US2389044A - Material digging and handling apparatus : en
  • USD142835S - Design fob an air deflectob : en
  • FR904691A - Improvements in the supply of hydraulic presses particularly for die-casting applications : en fr
  • FR904732A - Improvements to machine tools : en fr
  • CA431260A - Chewing gum base : en fr
  • ES12061U - Letters numbers and signs in general made of metal and agglomerated cork (Machine-translation by Google Translate, not legally binding) : en es
  • US2388740A - Beet cleaner : en
  • US2388826A - Yarn conditioning process : en
  • USD142810S - Nventor by : en
  • CA431156A - Butadiene production : en fr
  • GB573279A - Textile finishing apparatus : en
  • US2388849A - Transmission : en
  • FR904772A - Fluid centrifuge : en fr
  • GB573217A - A method of preventing subterranean fires : en
  • FR904824A - Panel switch for volt- and ammeter : en fr
  • GB573345A - Arrangement for displacing the ignition point of grid-controlled electric discharge vessels : en
  • ES171201A1 - IMPROVEMENTS IN REGULATORY DEVICES FOR THE SUPPLY OF ENERGY : en es
  • GB573238A - Improvements in or relating to the manufacture of permanent magnets : en
  • FR904712A - Incubator warmer-humidifier : en fr
  • DK64089C - Bulletproof Armor. : da en
  • FR904534A - : fr
  • FR904668A - Process for producing bimetal parts : en fr
  • US2388685A - Flexible polymeric product and method of making same : en
  • US2388943A - Disintegrating ammunition link : en
  • FR904648A - Tilting Caliper Power Distributor : en fr
  • FR904826A - Reaching device for suspended centrifuges : en fr
  • FR904604A - Reduced football game to be played for two : en fr
  • FR904821A - Removable hutch : en fr
  • FR904850A - Metal and rubber shock absorber for elastic seating of combustion engines : en fr
  • USD142902S - Tray or article of similar nature : en
  • US2389063A - Denture prosthesis : en
  • FR904675A - Servo-compensator applicable in particular to aircraft control surfaces : en fr
  • FR904711A - Device performing a game of chance : en fr
  • FR904609A - Reheat starter for internal combustion engine carburetors : en fr
  • US2389049A - Electronic brake control apparatus : en
  • FR904699A - Locking device for fishing reel : en fr
  • GB573235A - Improvements in or relating to the shaping of glass tubes : en
  • GB573227A - Improvements in or relating to releasable fasteners : en
  • CH239822A - Electric refrigerator for connection to direct and alternating current. : de en
  • FR904608A - Two-stroke engine cylinder, equipped with a compression chamber and crankcase air sweep : en fr
  • ES9137Y - Calculator table generator for commercial, banking, industrial, technical, mathematical and similar uses. : en es
  • FR904607A - Method and device for butt joining rubber bands : en fr
  • FR904686A - Improvements to stapling pliers for textile products : en fr
  • FR904729A - Machine operating by circular motion : en fr
  • CH239857A - Procedure for keeping the frequency deviation constant. : de en
  • US2388959A - Regeneration of nickel alloy catalysts : en
  • US2389023A - Frame for eyeglasses : en
  • AU2480345A - Method of producing a selenium coating : en
  • US2389081A - Galvanometer : en
  • US2389031A - Braking device : en
  • CA431179A - Eyepiece : en fr
  • CH239788A - Tools for oiling watch movements and other mechanisms. : en fr
  • CA431259A - Mounting, traversing and driving mechanism for surface winding drums and condensers : en fr
  • CA431237A - Plastic loose leaf binder : en fr
  • CA431165A - Paper towel dispensing container : en fr
  • CA431248A - Nickel recovery : en fr
  • US2389047A - Tension regulating mechanism : en
  • USRE22691E - Shuttlecock machine : en
  • ES170931A1 - IMPROVEMENTS IN SYSTEM-GIVEN HEATERS FOR POWER REGULATION : en es
  • ES169156A1 - A PROCEDURE TO OBTAIN DIRECTLY FROM THE MINERALS A COPPER SALT, TECHNICALLY PURE AND IN PARTICULAR CUPROSO CHLORIDE : en es
  • GB573326A - Improvements relating to the extrusion of fused filament-forming compositions : en
  • ES169178A1 - A MACHINE FOR THE MANUFACTURE OF BUILDING BLOCKS : en es
  • FR904719A - Improvements to steering gear with toothed sector and electric control : en fr
  • FR904796A - Dressing machine : en fr
  • US2388801A - Sampling device : en
  • US2388894A - Method of developing photographic emulsions : en
  • US2389058A - Control valve device : en
  • FR904647A - Comb and manufacturing process : en fr
  • GB573328A - Improvements in pool type cathode metal vapour arc rectifiers : en
  • US2388715A - Window blind : en
  • US2388753A - Apparatus and method for sanitizing : en
  • US2389085A - Animated wall picture : en
  • ES171213A1 - PROCEDURE FOR THE PREPARATION OF GLYCOLS AND THEIR ETHERIES-SALTS : en es
  • FR904790A - Stopcock : en fr
  • US2388900A - Textile mill spindle : en
  • US2388720A - Drilling apparatus : en
  • US2388778A - Crutch : en
  • US2388897A - Electrical indicating instrument : en
  • USD142815S - Design for a dog blanket : en
  • LU27751A1 - : en
  • USD142920S - Design for a wall shelf : en
  • ES9518Y - Thread guide for spinning machines. : en es
  • CH239762A - Process for the production of a condensation product. : de en
  • US2388882A - Spring assembly : en
  • US2388836A - Flushing apparatus : en
  • USD142900S - Jewelry pin or similar article : en
  • US2388824A - Method of and apparatus for heattreating dielectric materials : en
  • US2389065A - Process for the manufacture of nicotinic acid : en
  • USD142918S - Design for a spoon or similar article : en
  • CH239884A - Process for the preparation of 1-phenyl-2-ethyl-3-amino-4-isopropyl-5-pyrazolone. : de en
  • CH239723A - Reclining furniture with a foldable mattress. : de en
  • GB573276A - Improvements in and relating to fuel-delivery apparatus for kilns, furnaces or othersolid fuel consuming equipment : en
  • GB573223A - Improvements relating to tine grabs : en
  • US2388698A - Cable slitter : en
  • CH239806A - Device comprising at least one extensible assembly having two sliding tubular elements. : en fr
  • CH239759A - Process for the production of a new anthraquinone dye. : de en
  • CH239776A - Method for measuring thicknesses or other quantities the measurement of which can be reduced to that of a thickness, and apparatus for carrying out this method. : en fr
  • US2389093A - Cryptographic machine : en
  • FR904771A - Process for thawing, by crossover switching, the evaporator in refrigeration systems : en fr
  • US2388669A - Fluid proportioning system : en
  • ES12073U - Paving tile (Machine-translation by Google Translate, not legally binding) : en es
  • ES9541Y - A reinforced concrete beam perfected : en es
  • CA431299A - Electric arc furnace : en fr
  • US2388996A - Voltage regulator : en
  • AU130001B2 - Improvements relating tothe anti-shrinking treatments of materials consisting wholly or partly of wool or like animal fibres : en
  • CH239870A - Resilient tires for vehicle wheels. : de en
  • FR904624A - Spindle bearing especially intended for machine tools : en fr
  • US2388899A - Electrical apparatus : en
  • AU1093743A - Fluid flow control device or valve ofthe. expansible tube type : en
  • LU27753A1 - : en
  • US2388864A - Hydraulic lift truck : en
  • US2389109A - Spring winding machine : en
  • US2388979A - Fishing reel : en
  • CA431178A - Four component objective : en fr
  • CH239859A - Fuse contact device in electrical alarm systems with closed-circuit operation. : de en
  • USD142862S - Hall airplane : en
  • CA431154A - Printing machine : en fr
  • CH239773A - Mouth harmonica. : en fr
  • CH239787A - Elastic bar of horned wristwatch case. : en fr
  • ES170953A1 - NEW CONSTRUCTION SYSTEM BASED ON BLOCKS AND ASSOCIATED PLATES : en es
  • US2388766A - Handcuff : en
  • AU2491045A - Improvements inthe production of chemical resisting pipes and tubes : en
  • CA431118A - Hermetic separable fastener : en fr
  • FR904702A - Heating appliance : en fr
  • CA431146A - Fireplace display : en fr
  • ES12031U - Seal cap in combination with perforated metal capsule for closing all kinds of bottles and containers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12064U - Album or book with supplementary utility device. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573277A - Draft gears for railway cars : en
  • GR10513B - REMOVABLE REINFORCED CEILINGS OF IRONIC CONCRETE. : el en
  • US2388922A - Swing front face drawer for vertical filing cabinets : en
  • AU1242843A - Improvements in or relating to revolution and like counters : en
  • US2388687A - Method of making multifocal ophthalmic lens blanks : en
  • US2389053A - Spray nozzle : en
  • USD142893S - Jewelry pin or similar article : en
  • FR904831A - Methylol aromatic compounds and their preparation process : en fr
  • ES171196A1 - A DEVICE FOR MANUFACTURING FLEXIBLE PIPES OR HELICOIDED STRESSED HOSES : en es
  • FR904610A - Device for adjusting the descent speed of the casting tables : en fr
  • GB573209A - Improvements relating to the construction and assembly of electron discharge tubes : en
  • AU1287061A - Improvements in or relating to travelling wave electron discharge tubes : en
  • CH239873A - Pantographs for trolley buses. : de en
  • GB573272A - Keystone correction circuit for television apparatus : en
  • USD142856S - Design for a dress : en
  • GB573337A - Improvements in or relating to welding rods : en
  • GB573249A - Improvements in distributor valves : en
  • ES12039U - Fancy items buckles and especially buttons (Machine-translation by Google Translate, not legally binding) : en es
  • ES171247A1 - IMPROVEMENTS IN THE CATS FOR LEVELING OF THE RAINWAYS, AND ESPECIALLY IN THE ADOPTION OF THESE CATS TO ALL THE WORKS WITH GENERAL CHARACTER : en es
  • USD142910S - Design for a display refrigerator : en
  • US2388982A - Tensioning device : en
  • US2388841A - Controlled swivel joint : en
  • US2389039A - Color television system : en
  • FR904817A - Electrical circuit breaker system : en fr
  • US2389041A - Process for the production of highpurity aromatic hydrocarbons : en
  • USD142833S - Combination wood and coal heater : en
  • CA431218A - Polyvinyl alcohol thread and filament manufacture : en fr
  • AU120547B2 - Improvements in and relating to closures including sliding clasp fasteners : en
  • US2388817A - Subbing photographic film : en
  • FR904789A - Boring or milling machine : en fr
  • GB573210A - Improvements in or relating to firing mechanisms for automatic guns : en
  • CH239881A - Surge arresters. : de en
  • CH239780A - Setting device for adding machines of the reduced keyboard type. : en it
  • CH239799A - Device for driving a mass moved back and forth, in particular the clamping table of machine tools. : de en
  • USD142921S - Design for a brooch or similar article : en
  • ES12038U - Automatic terminal. (Machine-translation by Google Translate, not legally binding) : en es
  • US2388810A - Automatic switching system : en
  • USD142905S - Design for a brooch or similar article : en
  • CH239772A - Accordion. : de en
  • US2388765A - Terpene ethers : en
  • CA431205A - Fluorescent lamp starter : en fr
  • CA431291A - Ornament with light effects : en fr
  • US2388703A - Geological prospecting system : en
  • CH239875A - Landing gear for airplanes. : en fr
  • US2388688A - Resolution of enantiomorphs : en
  • CH239865A - Tablet portion packaging and process for their manufacture. : de en
  • CA431252A - Stable emulsion : en fr
  • AU129897B2 - Treatment of wool : en
  • CA431191A - Vibration measuring apparatus : en fr
  • CA431150A - Clothes line manipulator : en fr
  • CA431160A - Gas dispensing device : en fr
  • CA431157A - Heat treatment furnace : en fr
  • US2388808A - Method of tempering glass : en
  • USD142915S - Design fob a head scarf : en
  • CA431271A - Floor protecting sheet for railway cars : en fr
  • CA431166A - Paper towel dispensing container : en fr
  • CH239877A - Process for the preparation of 3,17-dioxy-etiocholen-aldehyde. : de en
  • CH239848A - Process for the preparation of 6-sulfanilamido-4-methyl-pyrimidine. : de en
  • CA431246A - Electrical condenser manufacture : en fr
  • CA431204A - Phase failure relay : en fr
  • USD142891S - Design for an barking : en
  • ES10595U - Capacity bag expandable. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573237A - Improvements in and relating to the manufacture of gloves : en
  • AU129247B2 - Improvements in or relating to telephone systems : en
  • US2389086A - Electric detonator : en
  • USD142828S - Design fob an airplane hangar : en
  • AU2415745A - Adjustable wheel and axle assembly : en
  • US2388664A - Magnetic material : en
  • US2389066A - Paper collating machine : en
  • US2388902A - Starch-gluten separation : en
  • US2388993A - Men's neckwear : en
  • US2388938A - Firing head for gun perforators : en
  • GB573298A - Improvements in oil burning lamps for use with railway semaphore and like signals : en
  • US2388854A - Plural feed-back system for light sources : en
  • US2389030A - Pole soundness tester : en
  • US2389094A - Draft equalizer : en
  • US2389112A - Sewing machine : en
  • CA14368S - Partitioned plate : en
  • CA431253A - Projector screen : en fr
  • CH239775A - Grenade with a combined impact and time breaking device. : de en
  • CH239761A - Process for obtaining a product for the treatment of skins. : en fr
  • AU131996B2 - A time delay coupling device : en
  • CH239801A - Device for treating metal surfaces of stationary objects. : de en
  • CA431207A - Shaft power measuring system : en fr
  • CH239728A - Typewriter table. : de en
  • CA431176A - Sighting device : en fr
  • CA431266A - Circuit interrupter : en fr
  • CH239717A - Process for the production of a highly refractory mass. : de en
  • CH239807A - Switching device for brakes and clutches that works with energy storage. : de en
  • AU2484045A - Improvements in or relating tothe making of glass : en
  • ES171204A3 - IMPROVEMENTS IN OR RELATED TO THE SPLICING OF FINE WIRES USED IN THE MANUFACTURE OF ELECTRICAL COILS : en es
  • AU128014B2 - Polymerization of dimethyl styrenes : en
  • CH239708A - Methods of combating pests. : de en
  • CH239747A - Process for thickening emulsions. : de en
  • US2388787A - Head-lamp closure or shutter : en
  • US2388751A - Diamond polishing device : en
  • US2389060A - Refractory body of high electronic emission : en
  • US2388865A - Support for concrete forms : en
  • US2388759A - Ridge roll ventilator : en
  • US2388668A - Filter : en
  • US2388956A - Electrical controlling apparatus : en
  • CA14367S - Partitioned tray : en
  • CA431168A - Video amplifier remote gain control : en fr
  • CH239834A - Protective device against mains short-circuits for blocking circuits of remote control systems with audio-frequency superimposed currents. : de en
  • ES171208A1 - A LIGHTING APPARATUS WITH A SLEEVE INCANDESCENT TO ALCOHOL FUEL, WITHOUT ADDITIONAL PRESSURE TO THE OWN GRAVITY OF THE FUEL : en es
  • US2388755A - Hydraulic lift mechanism : en
  • AU930643A - Improvements in and relating tothe manufacture of lubricating oils andthe like : en
  • CH239835A - Differential protection for step transformers. : de en
  • CA431170A - Signal transmission system : en fr
  • CH239779A - Weight regulation device on automatic machines for weighing and filling pourable goods. : de en
  • CH239854A - Self-seller for electricity, gas or the like with default mechanism and automatic coin transfer. : de en
  • CA431153A - Hollow glass ware manufacturing system : en fr
  • CA431162A - Adjusting screw : en fr
  • CA431194A - Circuit breaker : en fr
  • USD142850S - Design for a combined desk and blackboard : en
  • GB573295A - Process for removing combined fluorine from mixtures of hydrocarbons and fluorinatedhydrocarbons : en
  • CH239789A - Injection molding machine with a scoop container that can be moved from a dipping position into a casting position. : de en
  • US2388761A - Television apparatus : en
  • AU120539B2 - Improvements in or relating to revolution and like counters : en
  • US2388796A - Liquid demulsifying and settling apparatus : en
  • US2388813A - Aliphatic dibasic acids : en
  • CA431238A - Rosin size production : en fr
  • US2389020A - Fluid pressure control apparatus : en
  • CH239781A - Acoustic apparatus. : de en
  • CH239838A - Process for the production of magnetic cores and core produced by this process. : de en
  • CH239856A - Generator for generating microwaves. : de en
  • CA431134A - Furniture castor : en fr
  • FR904744A - Recessed shear blocks, of rubber or similar materials : en fr
  • FR904773A - Process for the preparation of vinyl-chlor-acetylenic compounds : en fr
  • FR904633A - Colorants which may develop after dyeing with metal salts : en fr
  • US2389071A - Production of sulphur dioxide : en
  • USD142841S - Shower head attachment for bath salts : en
  • USD142875S - Pork or other article of flatware : en
  • CA431175A - Rapid objective : en fr
  • CA431243A - Heater draft regulator : en fr
  • US2389087A - Automatic adjustment of lens diaphragms : en
  • AU120535B2 - Improvements relating tothe electrolysis of magnesium chloride fusions : en
  • CA431144A - Therapeutic agent to replace blood plasma : en fr
  • US2388823A - Method of processing bacon : en
  • USD142869S - Design for a dress : en
  • CH239862A - Installation of remote control and remote signaling. : en fr
  • US2389006A - Feather picker for fowls : en
  • CH239876A - Door lock. : de en
  • FR904694A - Process for manufacturing waxy products by hydrogenation and resulting new products : en fr
  • US2389034A - Welding machine : en
  • CH239839A - Electrical wound capacitor designed as a feed-through capacitor. : de en
  • US2388741A - Hydraulic drilling device : en
  • CH239771A - Teaching aids for elementary computing. : de en
  • US2389040A - Control apparatus : en
  • US2388671A - Flow responsive switch : en
  • CA431288A - Fastener lock slider : en fr
  • CH239732A - Device for placing food rolls on flat combing machines. : de en
  • US2388825A - Wood turning device : en
  • CH239729A - Drawer, especially for store furniture. : en fr
  • AU2405045A - Improvements relating to remote control systems for use in centralised traffic control systems : en
  • CH239829A - Gas pressure switch. : de en
  • US2388873A - Combat vehicle : en
  • CA431142A - Floor divider strip and bracket : en fr
  • AU120528B2 - Power output amplifier circuit : en
  • CH239739A - Filter on vacuum cleaner. : de en
  • AU2484145A - Improvements in or relating tothe making of glass : en
  • CA431208A - Bearing assembly : en fr
  • CH239710A - Container for storing fish hooks. : de en
  • CH239837A - Method for operating a discharge tube in which a current of electrons is generated which passes through a cavity resonator. : de en
  • US2388679A - Method of forming earth building blocks : en
  • USD142838S - Design for, a maternity garter support : en
  • USD142922S - Design for a smoking pipe : en
  • US2388963A - Cyanine dyestuffs : en
  • USD142892S - Design fob an earring : en
  • AU2483845A - Improvements in or relating to methods of and furnaces for making glass : en
  • CA431148A - Measuring, indicating and controlling device : en fr
  • FR904807A - Closing device for dispenser boxes containing granular or powdery products : en fr
  • USD142882S - Gooseneck coupling for a drawn vehicle : en
  • CA431214A - Reinforced abrasive article : en fr
  • US2388786A - Transparent closure : en
  • CH239832A - Surge arresters. : de en
  • CA431226A - Thiazyl sulphur halide : en fr
  • CH239817A - Device for starting a steam turbine. : en fr
  • ES171219A1 - IMPROVEMENTS IN THE MANUFACTURE OF METAL FLEXIBLE FOR TELESCOPES : en es
  • GB573293A - Improvement in engine starter gearing : en
  • US2388743A - Manufacture of dibenzanthrone compounds : en
  • US2388878A - Printing plate manufacture : en
  • US2388785A - Broach sharpening machine : en
  • CA431185A - Electrical contact member : en fr
  • CH239846A - Process for the preparation of 1,1-di-phenyl-3-N-piperidinopropane chlorohydrate. : de en
  • AU2482945A - Refuelling plant, particularly for aircraft : en
  • USD142824S - Design fob a brooch or similar article : en
  • AU128589B2 - Improvements inthe production of chemical resisting pipes and tubes : en
  • CA431269A - Disazo and polyazo dyestuff : en fr
  • CH239842A - Forward and reverse derailleur. : de en
  • USD142813S - Design foe a clothespin : en
  • US2389025A - Synchronizer for oscillators : en
  • FR904816A - Security envelope for letters or similar items : en fr
  • FR904746A - Chuck : en fr
  • GB573275A - Improvements in or relating to telescopic suspension devices for vehicles : en
  • GR10530B - SEAT WITH MOBILE MATTRESS FRAMEWORK. : el en
  • FR904752A - Rotary internal combustion engine having no cylinders, pistons or valves : en fr
  • CA431249A - Tubular material manufacture : en fr
  • USD142877S - Pork or other article op flatware : en
  • CH239833A - Electrical object with a protective device. : de en
  • GB573299A - Improvements in or relating to vehicle wheels : en
  • CH239730A - Footrest for use in bathtubs. : de en
  • FR904684A - Mechanical system for controlling staged compressors of supercharged aviation engines : en fr
  • FR904766A - Cable gland : en fr
  • FR904763A - Removable fixing device for molds for weight casting machines : en fr
  • FR904846A - Buffer anchor intended to be fixed in walls or coverings : en fr
  • CA14365S - Packing material for fragile articles : en
  • FR904769A - Electronic lamps manufacturing device : en fr
  • GB573243A - An improved jointing material : en
  • GB573350A - Decorative devices, for example lamp posts, simulating trees and the like : en
  • ES12035U - Economic banana (Machine-translation by Google Translate, not legally binding) : en es
  • FR904770A - High vacuum heating furnace : en fr
  • GB573215A - Improvements in or relating to breech mechanism for automatic firearms : en
  • GB573281A - An improved feed delivery device for pulverulent fuel and other materials : en
  • CH239725A - Upholstered furniture with a spring insert. : de en
  • ES170583A1 - A NEW CLOSURE SYSTEM FOR MOONS OF SHOWERS AND SIMILAR : en es
  • ES171203A1 - IMPROVEMENTS IN OR RELATIVE TO ELECTRICAL INSULATING MATERIALS : en es
  • FR904834A - Floor : en fr
  • GB573252A - Method of regulating a gas turbine which is driven by the exhaust gases of an internal combustion engine : en
  • ES171214A1 - PROCEDURE FOR OBTAINING PLASTICIZERS FOR ARTIFICIAL RESINS : en es
  • GB573283A - Improvements in electric transformers : en
  • FR904728A - X-ray protective ointment : en fr
  • FR904832A - Device for spraying printed fabrics : en fr
  • GB573341A - Improvements in or relating to liquid storage tanks : en
  • FR904822A - Glass piece fixed by soldering inside another, such as a thermometer : en fr
  • ES12050U - An improved pacifier (Machine-translation by Google Translate, not legally binding) : en es
  • GB573349A - Improvements in and relating to the drying of clay : en
  • ES12069U - Improved normograph (Machine-translation by Google Translate, not legally binding) : en es
  • ES171202A1 - IMPROVEMENTS IN ANTENNA DEVICES : en es
  • ES155253A1 - A PULLEY OF VARIABLE DIAMETER : en es
  • GB573336A - Improvements in or relating to welding rods : en
  • US2388812A - Electronic trigger method and circuit : en
  • ES170564A1 - A PROCEDURE WITH ITS CORRESPONDING DEVICES TO OBTAIN LUMINOUS EFFECTS IN COLORS ON VITREOUS SURFACES BY TOTAL REFRACTION : en es
  • US2388815A - Confection : en
  • FR904774A - Method and devices for cleaning filters for gas streams and installations for their implementation : en fr
  • US2389004A - Keyed multifrequency negative resistance apparatus : en
  • US2388794A - Motion picture projector : en
  • CH239864A - Attachment device for tying the oxen. : de en fr
  • CA431159A - Amphibian car : en fr
  • CA431227A - Rubber accelerator : en fr
  • CA431229A - Rubber processing : en fr
  • CH239794A - Tool holder with tool. : de en
  • US2388732A - Extracting apparatus : en
  • US2388718A - Airscrew : en
  • FR904829A - Interior lighting device for hollow bodies : en fr
  • US2388961A - Photomechanical typographical composing machine : en
  • FR904705A - Machine for the mechanical treatment of woody or cellulosic materials, and in particular straw, with a view to their transformation into artificial manure : en fr
  • CA431211A - Voltage regulating system : en fr
  • US2389092A - Dispensing rack : en
  • FR904706A - Improvements to motor vehicles : en fr
  • ES12032U - Screw with fastening element or lock. (Machine-translation by Google Translate, not legally binding) : en es
  • FR904680A - Electronic relay : en fr
  • US2388931A - Fractionation : en
  • US2388930A - Inspirator for gas burners : en
  • FR904614A - Assembly making it possible to compare or to adjust the frequencies of two electric oscillations or to both compare and adjust them : en fr
  • GB573305A - Improved method and apparatus for controlling the operation of automatic mechanism such as automatic guns on aircraft : en
  • US2388835A - Mask structure : en
  • US2388909A - Electric ignition system for gaseous fuel burners : en
  • ES170109A1 - A SYSTEM OF MECHANISMS IN WHITE SHOOTING DEVICES : en es
  • ES12080U - Self-sealing plug for injectable liquid containers (Machine-translation by Google Translate, not legally binding) : en es
  • FR904619A - Method and composition for extinguishing fires : en fr
  • GB573265A - Improvements in or relating to articulated bogies for track laying or other vehicles : en
  • GR10512B - METHOD OF COMPLETE EXPLOITATION OF THERMAL SEEDS (LUPINS). : el en
  • FR904679A - Quick and simultaneous fixing of mobile elements or groups of feet and in variable positions, combined or independent of the clamping mode at the periphery of the table top in various tripods or other applications : en fr
  • ES12076U - A typewriter ribbon (Machine-translation by Google Translate, not legally binding) : en es
  • ES171239A1 - INSTALLATION FOR THE OBTAINING OF WHITE LIGHT, STARTING FROM THE COMBUSTION OF THE HYDROGEN, THROUGH SPECIAL MILLS : en es
  • FR904750A - Thermostatic device for cooling circuits : en fr
  • ES164680A1 - A PROCEDURE TO SEPARATE CATIONES FROM A FLUID MEDIUM : en es
  • GB573254A - Improvements in or relating to pawl-and-ratchet wheel mechanism : en
  • ES170963A1 - IMPROVEMENTS IN THE CONSTRUCTION OF LUMINOUS BRACKETS : en es
  • FR904703A - Engine upgrades : en fr
  • FR904715A - Multi-color automatic pencil : en fr
  • CA431213A - Stabilized vinyl resin : en fr
  • CA431129A - Gas producer : en fr
  • CH239816A - Pump for electrically conductive liquids. : en fr
  • FR904603A - Coffee substitute and its manufacturing and use processes : en fr
  • US2389048A - Brake valve device : en
  • CH239768A - Folder for filing purposes. : de en
  • ES171224A1 - IMPROVEMENTS IN DRAIN REGULATOR DEVICES THAT CAN BE USED AS PRESSURE AND DRAIN REGULATORS SYNCHRONIZED IN TURBINES WITH PIPES AND AS HYDRAULIC POWER DESTRUCTORS : en es
  • CA14366S - Pack for fragile articles : en
  • US2388782A - Transition control system : en
  • US2388945A - Filament-treating system : en
  • US2389067A - Thermal pump : en
  • US2389068A - Dispensing apparatus : en
  • US2388714A - Range finder for cameras : en
  • US2389032A - Corn protector shield : en
  • CH239713A - Method and device for the production of plate-shaped insulating bodies from glass fibers or other mineral fibers. : de en
  • US2389099A - Production of diamino succinic acid : en
  • USD142897S - Design for a jewelry pin or similar article : en
  • CA431164A - Paper towel dispensing container : en fr
  • FR904745A - Cutting device : en fr
  • US2388739A - Sewing and binding machine : en
  • USD142825S - Design for a brooch or similar article : en
  • US2388926A - Blouse : en
  • US2388944A - Flat hosiery knitting machine and marking attachment therefor : en
  • USD142831S - Design for a combined food tray and cup : en
  • CH239712A - Reinforcement for concrete bodies, with reinforcement elements and with tensioning device for the latter. : de en
  • US2388699A - Driving mechanism : en
  • US2388819A - Railway switch operating apparatus : en
  • US2388677A - Soluble oil and process for producing same : en
  • US2388950A - Roller-bearing joint assembly : en
  • US2388747A - Automobile window screen : en
  • US2388774A - Lap pin : en
  • US2388916A - Process for preparing diolefins from ethylene, steam, and calcium carbide : en
  • USD142871S - Kauders chandelier : en
  • CH239818A - Rotary piston machine. : de en
  • CA431182A - Spot welder : en fr
  • CA431219A - Viscose thread and filament manufacture : en fr
  • CH239874A - Device for the hydraulic adjustment of the blades of propellers, in particular for ships. : de en
  • US2388895A - Rivet set : en
  • CA431283A - Web splicing apparatus : en fr
  • US2388713A - Adjustable lens mount for gas masks : en
  • USD142888S - Design for a plier : en
  • FR904753A - Circular saw : en fr
  • US2388706A - Hydraulic safety brake system : en
  • US2388981A - Implement hitch : en
  • US2388780A - Electric flasher : en
  • FR904616A - Device for slicing thermoplastic insulating layers and sheaths, for cables and electrical conductors : en fr
  • US2388748A - Remote radio control : en
  • USD142845S - Design for a razor blade holder : en
  • US2388845A - Electric control system : en
  • US2388885A - Oleo-pneumatic shock absorber : en
  • GB573316A - Improvements in electrically heated smoothing irons and the like : en
  • CH239748A - Process for the continuous implementation of polymerizations in emulsion. : de en
  • CH239756A - Process for the preparation of a nitro derivative of an arylaminoanthraquinone. : de en
  • GB573274A - Keystone correction circuit for television apparatus : en
  • US2388784A - Switch assemblage : en
  • US2389028A - Armored tank construction : en
  • US2388777A - Exercising apparatus : en
  • US2388905A - Processes for the amelioration of rubber : en
  • US2388946A - Speed governor : en
  • CA431294A - Organic compound and textile product : en fr
  • CA431125A - Supporting clip : en fr
  • US2388891A - Treating carcasses : en
  • GB573255A - Electric indicator apparatus for seating accommodation in double decked passenger vehicles : en
  • CA431285A - Thermocouple : en fr
  • FR904617A - Sheet product, transparent or translucent, waterproof and flexible : en fr
  • GB573228A - Improvements relating to reinforced glass-substitutes : en
  • CA431270A - Disazo dyestuff : en fr
  • GB573241A - Preparations for the destruction of weeds : en
  • USD142832S - Design for a handbag : en
  • CA431183A - Electrical contact member : en fr
  • CA431289A - Fastener stringers : en fr
  • FR904775A - Continuous speed variator : en fr
  • FR904743A - Solid rubber tire and hollow tire with steel rim or directly vulcanized tread on the wheel body : en fr
  • ES171244A3 - IMPROVEMENTS IN THE MANUFACTURE OF FLASHLIGHTS OR POCKET ELECTRIC LAMPS AND THE LIKE : en es
  • USD142829S - Design for a hat : en
  • GB573296A - Improvements in and relating to grinding mills : en
  • US2388872A - Milling machine : en
  • USD142928S - Design for a valve handle : en
  • GB573244A - Processes for producing 2-amino-3-carboxylpyrazines : en
  • ES171221A1 - A PROCEDURE FOR THE PREPARATION OF GOLD AND SODIUM DITICOANPHOCARBONATE : en es
  • ES171280A1 - IMPROVEMENTS IN FACSIMILE TELEGRAPH SYSTEMS AND APPARATUS : en es
  • FR904700A - Very high pressure autoclave for the hydrogenation of oils and fatty substances : en fr
  • FR904761A - Very high voltage current transformer : en fr
  • ES171282A3 - PROCEDURE FOR THE MANUFACTURE OF COMPENSATED MATERIALS : en es
  • ES9805Y - Automatic electric indication propaganda apparatus for the awarding of conventionally established prizes : en es
  • US2388848A - Magnetic shielding for transformers and the like : en
  • GB573285A - Improvements in silica gel apparatus for the adsorption of moisture from air or gases : en
  • ES171278A1 - DEVICE OF SYNCHRONIZATION OF TRAZO AND BLOCK OF BEAM : en es
  • ES171281A1 - IMPROVEMENTS IN TERMIONIC VALVE CIRCUITS : en es
  • FR904788A - Device for fixing handles or similar objects to a cylindrical shaft, in particular adjustment knobs for radio installations and the like : en fr
  • USD142904S - Design for a refrigerator shelf : en
  • GB573260A - Improvements in cardboard boxes : en
  • ES12079U - Clamp for fastening the legs of the braces. (Machine-translation by Google Translate, not legally binding) : en es
  • ES9322Y - Light vault with its support beams. : en es
  • GB573297A - Improvements in oil burning lamps for use with railway semaphore and like signals : en
  • CH239831A - Electrical controller for the automatic control of machines or converters. : de en
  • USD142836S - Design for a woman s shoe ob the like : en
  • US2388768A - Photographic duplicating and projection machine : en
  • US2388858A - Stereo trainer : en
  • US2388986A - Apparatus for producing intercoupled relatively movable castings : en
  • US2389077A - Sewage sludge, screenings, and garbage combustion apparatus : en
  • FR904688A - Hot water or steam boiler : en fr
  • US2388994A - Centrifugal spark control mechanism for flywheel magnetos : en
  • ES171234A1 - A PERFECTION IN THE RECTIFIED MACHINES OF MANUFACTURING POINT GENRES : en es
  • US2388811A - Welder's comforting and accessory suspension belt : en
  • US2388907A - Vaporizing burner : en
  • US2388992A - Hose coupling : en
  • US2389070A - Manufacture of sulphuric acid : en
  • ES12051U - Folding car for children. (Machine-translation by Google Translate, not legally binding) : en es
  • GB573208A - Improvements in and relating to thermionic valves and circuits : en
  • AU128441B2 - Improvements in or relating to methods of and furnaces for making glass : en
  • CA431225A - Blowpipe machine : en fr
  • CA431278A - Camera for colour photography : en fr
  • CA431223A - Power lift : en fr
  • US2388798A - Dusting apparatus : en
  • US2389018A - Terminal fastening for electrical capacitors : en
  • CH239795A - Metalworking processes. : de en
  • CA431163A - Carburizing method : en fr
  • CA431241A - Chewing gum : en fr
  • AU129254B2 - Refuelling plant, particularly for aircraft : en
  • CA431292A - Crepe yarn : en fr
  • US2388921A - Portable truck grain elevator : en
  • CA431212A - Voltage regulating system : en fr
  • CH239791A - Device for driving the spindle of a machine tool for drilling, milling or reaming. : en fr
  • CA431161A - Electrically propelled truck : en fr
  • FR904840A - Movable reed holder for mouthpieces or mouthpieces of clarinet, saxophone and similar wind instruments : en fr
  • GB573221A - Improvements in or relating to armour-piercing or other shell or shot : en
  • US2388886A - N-sec-butyl-p-nitroaniline : en
  • US2389033A - Electrode cooler for electric arc furnaces : en
  • US2388829A - Draft control for heaters : en
  • CA431244A - Metallized paper condenser manufacture : en fr
  • CH239733A - Electric braking device for wing spinning and twisting machines. : de en
  • CH239814A - Take-off winch, especially for aircraft without a motor. : de en
  • GB573324A - Improvements relating to the extrusion of fused filament-forming compositions : en
  • US2388736A - Bookmark : en
  • US2388863A - Worm gear reduction unit : en
  • USD142924S - Design for a washing machine : en
  • FR904848A - Improvements in the manufacture of ammonium nitrate : en fr
  • AU120542B2 - Improvements in or relating tothe manufacture and use of artificial resins : en
  • AU129475B2 - Improvements in or relating tothe making of glass : en
  • US2388952A - Aircraft gas turbine arrangement : en
  • CH239812A - A device for controlling the flow of a fluid. : en fr
  • ES171231A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ACETYLENE GAS GENERATORS FOR LIGHTING : en es
  • FR904697A - Device for the endless automatic projection of a cinematographic film : en fr
  • FR904765A - Cleaning agent : en fr
  • GB573347A - Improvements relating to gases and vapours : en
  • CH239863A - Backpack. : de en
  • ES6783U - Improvements in the manufacture of bicycle tires (Machine-translation by Google Translate, not legally binding) : en es
  • US2389051A - Electronic brake control apparatus : en
  • FR904641A - New process and apparatus for the production of dry wines rich in alcohol : en fr
  • GB573303A - Improvements in and relating to power operated gun mountings or turrets : en
  • GB573251A - Improvements in and relating to gyro indicating devices : en
  • ES171277A1 - IMPROVEMENTS IN THE METHODS FOR THE TREATMENT OF FOODSTUFFS IN GLASS AND SIMILAR CONTAINERS, THROUGH HIGH FREQUENCY CURRENTS : en es
  • US2388896A - Electrical method and apparatus for logging boreholes : en
  • CA431123A - Vehicle rack : en fr
  • CH239720A - Device on gas generators for solid fuels for supplying the combustion air. : de en
  • ES171279A1 - IMPROVEMENTS IN FACSIMILE SWITCHING SYSTEMS : en es
  • GB573346A - Bandages : en
  • US2388680A - Ball, disk, and drum mechanism : en
  • US2388716A - Valve mechanism : en
  • US2389095A - Means for varying the velocity of movement of the breech block in automatic guns : en
  • GB573330A - Improvements in golf clubs : en
  • CA431137A - Vegetable pigment separation : en fr
  • US2388879A - Blade structure for aircraft sustaining rotors : en
  • US2388904A - Method of making cereal product : en
  • US2388914A - Pot type burner with scoop pilot ring : en
  • ES9321Y - Construction element suitable for the formation of walls. : en es
  • US2388814A - Pitting machine : en
  • US2388912A - Scale : en
  • US2388948A - Tube sizing broach : en
  • US2389027A - Heating furnace and burner therefor : en
  • CA431236A - Disazo dyestuff : en fr
  • US2388868A - Fluid control valve : en
  • ES11662U - Security cover for thermometers. (Machine-translation by Google Translate, not legally binding) : en es
  • US2388954A - Connector : en
  • US2388686A - Intebvalometeb : en
  • CA431152A - Foodstuff cooking, dehydrating and cooling machine : en fr
  • CH239731A - Apparatus for opening cans. : en fr
  • US2388675A - Electrical instrument mounting : en
  • US2388676A - Synthetic linear polyamides : en
  • US2388717A - Drawstring fastener : en
  • US2388928A - Separating butadiene from acetylenes : en
  • GB573364A - Improvements in or relating to fuels for high compression ignition engines : en
  • CH239735A - Presser foot for sewing machines. : de en
  • CH239746A - Process for thickening emulsions. : de en
  • US2388958A - Ammunition feed device : en
  • ES12042U - Photographic equipment of loose parts. (Machine-translation by Google Translate, not legally binding) : en es
  • CH239715A - Detachable light house, in wood. : en fr
  • US2388730A - Portable platform for lift trucks : en
  • FR904707A - Liquid dispenser : en fr
  • US2388756A - Multiple opposed piston engine : en
  • USD142863S - Design for a pencil sharpener : en
  • FR904781A - Gravimeter : en fr
  • GB573311A - Improvements in and relating to prefabricated buildings : en
  • CH239736A - Process for the preparation of a stable solution suitable for the production of a wool-like rayon from cellulose derivatives, in particular acetate silk. : de en
  • US2388683A - Method and apparatus for detecting flaws in rails : en
  • ES12078U - Can opener (Machine-translation by Google Translate, not legally binding) : en es
  • ES171273A1 - A PROCESS OF TRANSFORMING CELLULOSIL-LIGNOS MATTERS IN CONDENSIBLE ORGANIC PRODUCTS LIQUID OF KETONIC NATURE : en es
  • ES171274A1 - IMPROVEMENTS IN THE PROCEDURES FOR OBTAINING ORGANIC CONDENSIBLE LIQUID COMPOUNDS, FROM VEGETABLE MATTERS : en es
  • FR904693A - Leather substitute and its preparation process : en fr
  • FR904814A - Lightweight construction process and material used : en fr
  • US2389000A - Valve construction : en
  • GB573355A - Improvements relating to slidable roofs for motor vehicle saloon bodies : en
  • ES167904A1 - A WASHING MACHINE : en es
  • CA431232A - Magnesium melting process : en fr
  • CH239783A - Waterproof pusher. : en fr
  • US2389105A - Multiple perforator : en
  • US2388974A - Method for casting metal : en
  • CA431136A - Forging apparatus die : en fr
  • ES170315A1 - A PROCEDURE FOR MANUFACTURING GLASS SAFETY DECK COVERS : en es
  • FR904759A - Mercerization process : en fr
  • GB573294A - Improvements in cams for operating valves of internal combustion engines : en
  • FR904830A - Process of air conditioning (by heating or cooling and humidification) and of ventilation of premises and installation allowing the implementation of this process : en fr
  • FR904636A - Method for frequency-dependent damping adjustment using a control frequency : en fr
  • US2388919A - Hydrogen fluoride alkylation process : en
  • CA431250A - Straight bar knitting machine : en fr
  • USD142873S - Design for a field telephone : en
  • USD142822S - Brooch or similar article : en
  • ES12045U - New syringe case for injections, which at the same time constitutes an alcohol sterilizer. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171227A1 - AN APPARATUS FOR THE REGENERATION OF CAPILLARIES ON THE SURFACE OF THE BODY : en es
  • ES12041U - An apparatus to facilitate nasal breathing (Machine-translation by Google Translate, not legally binding) : en es
  • FR904755A - Multiple die-forging machine for shaping wire or ribbon parts : en fr
  • GB573317A - Improvements in friction driving mechanisms : en
  • DK64085C - Device for gas engine systems equipped with a tar separator. : da en
  • GB573248A - Improvements in and relating to belt conveyors : en
  • GB573262A - An improved clamping device more particularly for holding work pieces on routing machines : en
  • US2388764A - Cellulose ethers and process for producing the same : en
  • GB573291A - Improvements in or relating to yarn winding apparatus : en
  • US2388769A - Measuring and controlling apparatus : en
  • US2389035A - Backlash take-up : en
  • US2388701A - Method and apparatus for constructing shell-form structures : en
  • FR904709A - Improvements to spinning fishing reels : en fr
  • GB573257A - Improvements relating to apparatus for indicating the liquid contents of a tank : en
  • ES169325A1 - IMPROVEMENTS INTRODUCED IN THE COLADA GUTTERS : en es
  • USD142861S - Hall airplane : en
  • USD142917S - Design for a toothbrush : en
  • US2389091A - Loom : en
  • FR904629A - removable shelf : en fr
  • GB573333A - Improvements in and relating to the preparation, treatment and application of resins : en
  • ES171217A1 - IMPROVEMENTS IN THE MEANS OF FEEDING AND OBTURATION OF THE TOILET AND SIMILAR TANKS : en es
  • USD142812S - Wood turning lathe or similar article : en
  • ES171199A1 - IMPROVEMENTS IN IMPREGNATED WINDINGS AND METHOD OF PRODUCING THEM : en es
  • US2388860A - Trolley wire hanger : en
  • US2389074A - Turbine apparatus : en
  • FR904813A - Removable fairing bicycle : en fr
  • US2389016A - Optical objective : en
  • ES171218A1 - A SYSTEM TO PROVIDE ELECTRIC LIGHTING TO SLOW-MOVING VEHICLES, USING THEIR OWN ROLLING MEDIA : en es
  • FR904787A - Arrangement of rows of terminals in distribution installations : en fr
  • CA431272A - Film forming composition : en fr
  • CH239805A - Device for connecting two separable parts of a piece of clothing or adornment. : en fr
  • ES8949Y - Shawls or scarves bras. : en es
  • ES9802Y - Heel especially adaptable to espadrilles. : en es
  • ES171194A1 - IMPROVEMENTS IN THE CONTINUOUS ANODARS TYPE SODERBERG : en es
  • FR904777A - Device for automatically stopping the actuating motor in cinematographic apparatus, when said motor is running empty or when the film feed is disturbed : en fr
  • FR904785A - Fire extinguisher : en fr
  • US2388888A - Furnace for heating lens blanks : en
  • US2388767A - Soap composition : en
  • GB573264A - Applying protective coatings to surfaces : en
  • US2388803A - Engine turning means : en
  • GB573269A - Improvements in or relating to electric oscillator circuits : en
  • FR904756A - Labeling machine : en fr
  • FR904613A - Catalyst and its preparation process : en fr
  • GB573354A - Improvements in or relating to repeaters for telephone or like signalling systems : en
  • GB573331A - Cigarette and like lighters : en
  • GB573343A - Improvements in or relating to dischargers for firing rockets, signal cartridges or the like : en
  • US2388674A - Diving suit : en
  • US2388871A - Piston ring clamping device : en
  • AU2060745A - K Copolymers of dimethyl styrene : en
  • CH239774A - Assembly game. : en fr
  • US2388971A - Recovery and regeneration of normal butenes from a sulphuric acid solution thereof : en
  • ES171220A1 - PROCEDURE FOR OBTAINING AND APPLYING MEANS TO COMBAT PARASITES : en es
  • FR904725A - Vacuum distillation apparatus : en fr
  • ES8799Y - Hollow brick with angular body. : en es
  • ES12065U - Improvements in razors (Machine-translation by Google Translate, not legally binding) : en es
  • ES169425A1 - A CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINES : en es
  • ES11510U - Tensor for collars (Machine-translation by Google Translate, not legally binding) : en es
  • GB573230A - Improvements in or relating to electric blasting initiators : en
  • CA431286A - Thermocouple : en fr
  • AU129243B2 - Diaryl paraffins and their production : en
  • ES171268A1 - NEW AUTOMATIC CLOSURE SYSTEM, SECURED WITH KEY, APPLICABLE TO UNIVERSAL LOCKS FOR BAULES, PORTAFOLIOS, SUITCASES AND SIMILAR : en es
  • AU120521B2 - Improvements in or relating to explosive compositions suitable for use in initiating devices and initiating devices charged with such compositions : en
  • CH239764A - Process for making an emulsion of polyvinyl chloride. : de en
  • AU2485445A - Vacuum tube connections : en
  • CA431239A - Chewing gum : en fr
  • US2388692A - Lifting truck : en
  • GB573359A - Improvements in or relating to means for propelling, steering, manoeuvring and stabilising vessels : en
  • USD142889S - Design for a boat : en
  • ES10409Y - Perfected mold for making ice. : en es
  • FR904727A - Improvements made to pumps, especially those for injecting fuel into engines : en fr
  • GB573256A - Improvements relating to glass frames for horticulture : en
  • US2388727A - Glossmeter : en
  • US2389005A - Condenser : en
  • FR904820A - Method of shaping metals without removing material, in particular iron and steel : en fr
  • GB573278A - Improvements in rotary engines, pumps, blowers or the like : en
  • FR904783A - Sandal support system : en fr
  • ES12063U - A perfected braces for pants (Machine-translation by Google Translate, not legally binding) : en es
  • ES170649A2 - : en es
  • DK64095C - Parallel vice. : da en
  • FR904797A - Pipe connection : en fr
  • GB573246A - Improvements in and relating to loom shuttles : en
  • USD142895S - Jewelry pin or similar article : en
  • FR904666A - Tanks for ships, as well as seagoing ships and river boats fitted with these tanks, in particular for the transport of wine, drinks and other liquids : en fr
  • GB573234A - Improvements in relation to samovars and cabinets therefor : en
  • US2388746A - Cabinet for foods or the like : en
  • GB573242A - Improvements in friction brakes : en
  • CA431265A - Electric fuse : en fr
  • AU128895B2 - K Copolymers of dimethyl styrene : en
  • CA431275A - Governor adjusting mechanism : en fr
  • CH239714A - Glazing element for skylights and the like. : de en
  • CH239722A - Electric cooker with locking device for the hotplates. : de en
  • ES171206A1 - A PROCEDURE TO PRODUCE BENZOSULFONILGUANIDINAS-P-SUBSTITUTE : en es
  • CH239878A - Method and device for dissolving cellulosic material. : de en
  • GB573302A - Improvements in or relating to dischargers for rockets or the like : en
  • GB573332A - Cigarette and like lighters : en
  • US2388934A - Circuit breaker control mechanism : en
  • USD142866S - Design for a portable foldable grill : en
  • CA431268A - Disazo and polyazo dyestuff : en fr
  • ES8983Y - Constructive toy. : en es
  • FR904793A - Air-cooled internal combustion engine : en fr
  • GB573240A - Improvements in or relating to the heat treatment of petroleum and like hydrocarbon products and to the production therefrom of other products : en
  • CA14369S - Pack for fragile articles : en
  • US2389080A - Flotation process for ores containing sodium chloride : en
  • US2388995A - Camera construction : en
  • US2389008A - Manufacture of alternating current rectifiers of the selenium type : en
  • US2388983A - Procedure of extracting aluminum hydrate from clay : en
  • CA431174A - Ocular : en fr
  • US2388735A - Method of drying pelleted catalyst : en
  • CH239850A - Process for the preparation of an acylated sulfonamide. : de en
  • FR904620A - Foam fire extinguisher : en fr
  • GB573287A - Improvements in or relating to heat treatment furnaces : en
  • GB573290A - Improvements relating to solid fuel stoves : en
  • FR904660A - Carburetor starter heater for internal combustion engines : en fr
  • GB573321A - Improvements in or relating to cooling towers : en
  • US2388712A - Thermal switch and relay : en
  • US2388918A - Hydrogen fluoride alkylation process : en
  • US2389057A - Reinforced concrete tank : en
  • GB573363A - Improvements in and relating to the graining of metal and other plates : en
  • ES171128A2 - : en es
  • ES171230A1 - A NEW MACHINE TO REMOVE TIGHTS AND OTHER POINT GENRES, POWERED TO PEDAL : en es
  • US2388758A - Process of making primary alkylated benzenes and naphthalenes : en
  • USD142834S - Combination pipe coupling and clamping device : en
  • US2389104A - Multiple cigarette or the like : en
  • USD142870S - Design fob a combination cigarette case and compact : en
  • US2388933A - Air filter : en
  • FR904836A - A phone booth : en fr
  • GB573219A - Method of and apparatus for drying fibrous material : en
  • GR10511B - FOOT FOR AMPLATION OF FINGERS OR METATRASIONS. : el en
  • ES171257A1 - REMOVABLE CENTRIFUGAL REGULATOR, APPLICABLE TO EXPLOSION ENGINES : en es
  • USD142864S - Face guard for sewing machine operators : en
  • US2388689A - Agricultural device : en
  • USD142811S - Design for a jointer or similar article : en
  • USRE22692E - Rhythmetee fob determining : en