• GB568762A - Improvements in systems comprising an alternator and a rectitfier fed thereby : en
  • US2373728A - Means for preventing overheating in aircraft deicing systems : en
  • ES11281U - Patch model for instant repair of all kinds of containers, as well as glass, glass, glass, marble and other surfaces that require a perfect fit. (Machine-translation by Google Translate, not legally binding) : en es
  • US2374027A - Rear-vision optical instrument : en
  • US2373919A - Sugar product and method of making the same : en
  • GB568715A - Improvements in or relating to the attachment of ceramic insulators to metal containers or sheet metal supports : en
  • US2373729A - Thickening and congealing agent : en
  • ES169137A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CARBURETORS APRA EXPLOSION ENGINES : en es
  • ES169164A1 - VALVE DEVICE REGISTER FOR IRRIGATION : en es
  • FR52549E - Zinc alloys : en fr
  • GB568811A - Improvements relating to apparatus for producing foam for fire extinguishing purposes : en
  • GB568751A - Improvements in or relating to the treatment of metal surfaces prior to bonding rubber thereto : en
  • US2374095A - Process for the catalytic treatment of hydrocarbons : en
  • ES168462A3 - PROCEDURE FOR THE MANUFACTURE OF PROTECTIVE INSULATING TUBES FOR ELECTRIC CONDUCTORS : en es
  • FR52544E - iron prop for mine galleries : en fr
  • US2374096A - Inking device for aniline color printing : en
  • ES11306U - Match of two heads. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568736A - Improvements in or relating to apparatus for detecting toxic or other dangerous gases : en
  • US2374025A - Pavement finishing machine : en
  • US2373675A - Party line printing telegraph system : en
  • US2373986A - Toy vehicle : en
  • US2374050A - Electric circuit : en
  • US2374146A - Retractable undercarriage for aircraft : en
  • FR898291A - Stamped sheet metal hollow axle for vehicles : en fr
  • CA426834A - Magnesia containing refractory : en fr
  • CA426817A - Potato harvesting machine : en fr
  • GB568774A - Improvements in control valves for fluid pipe lines : en
  • ES11290U - A telescopic pocket umbrella (Machine-translation by Google Translate, not legally binding) : en es
  • FR52516E - Improvements in glasses for aviators and the like : en fr
  • FR898252A - Improvements to rail joints : en fr
  • FR898347A - Sighting device for cameras : en fr
  • US2373667A - Impact clutch : en
  • US2373906A - Cable system for high frequency transmission : en
  • US2374091A - Recovery of hydrocarbons from high-pressure fluids : en
  • ES169642A1 - PROCEDURE TO OBTAIN THE STEREOPHONICAL REPRODUCTION OF SOUND AND ITS APPLICATION TO CINEMA, BROADCASTING AND TELEVISION : en es
  • FR898382A - Hose clamp and socket for accumulators and the like without soldering : en fr
  • GB568768A - Improvements in rockers for use more especially in operating overhead valves of internal combustion engines : en
  • FR898374A - Deformation measuring tool for material testing with tilting measuring mirror : en fr
  • ES11282U - Device adaptable to the handles of brooms, brushes and similar cleaning tools. (Machine-translation by Google Translate, not legally binding) : en es
  • US2374043A - Sewing machine : en
  • FR898298A - Slide device with ball tracks for drawers and the like : en fr
  • US2373868A - Cable slitter : en
  • GB568815A - Improvements relating to locking devices for threaded fastening members, such as nuts, bolts and studs : en
  • DK63372C - Continuously working Furnace for Coking of e.g. Peat, Wood, Lignite, Coal or Slate. : da en
  • FR52469E - Stepless adjustment for propeller controls, in particular for airplane propeller controls : en fr
  • FR898287A - Laminating process for gasket plates : en fr
  • FR898356A - Needle device applicable to soldering lamps, soldering irons, torches, etc. : en fr
  • ES169215A3 - PROCEDURE OF MAKING CINEMATOGRAPHIC FILMS EMN COLORS : en es
  • US2373900A - Heat exchanger : en
  • DK63385C - Procedure for the manufacture of leather greases. : da en
  • ES169622A1 - IMPROVEMENTS IN KEYBOARD TRANSMISSION SYSTEMS FROM SUBSCRIBER STATIONS : en es
  • FR898286A - Mounting system for devices in transmission and remote control technology : en fr
  • ES8784Y - Closure for carbonated beverage bottles. : en es
  • FR52545E - Friction wheel transmission : en fr
  • US2374029A - Rectifier transformer : en
  • GB568770A - Improvements in or relating to the fixing of the blades in turbines and compressors : en
  • US2373990A - Gun control apparatus : en
  • US2373879A - Sulphurized hydrocarbon derivatives : en
  • AU119802B2 - An improved aluminium alloy and parts of internal combustion engines formed of same : en
  • ES7376Y - Useful sharpener for knives in general. : en es
  • FR52481E - Refining scrap iron in a rotary kiln : en fr
  • FR898400A - High vacuum tight annular weld between a ceramic part and a metal part : en fr
  • US2373830A - Processes for producing chlorine dioxide : en
  • US2373795A - Specific gravity indicator for drilling mud : en
  • US2373698A - Nonsparking deck tread : en
  • FR898308A - Ski with a wear surface made up of glued parts : en fr
  • FR898386A - Hydraulic pre-reversing inlet piston-valve and similar apparatus : en fr
  • US2373724A - Hydraulically operated control mechanism : en
  • US2373652A - Cable entrenching machine : en
  • AU119807B2 - Improvements in thermocouples : en
  • US2374044A - Electronic control system : en
  • US2374062A - Circuit breaker : en
  • US2373750A - Voltage regulation for rectifiers : en
  • US2373898A - Weed puller and cultivator : en
  • ES11298U - Diaphragm the membrane for gasoline pumps. (Machine-translation by Google Translate, not legally binding) : en es
  • US2374113A - Solvent emulsion cleaner : en
  • ES11300U - Model for conditioning catgut tubes and similar bodies, for sterilization purposes or analogous treatments. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169144A3 - CONTINUOUS MANUFACTURING PROCEDURE FOR SETS OF FORMS, FOLDED IN ZIG-ZAG, WITH PRINTED FRONT AND PARTIALLY CARBONIZED BACK : en es
  • US2374078A - Vinyl compounds and polymers therefrom : en
  • US2373837A - Ultra high frequency electronic device : en
  • US2374058A - Circuit breaker : en
  • CA426906A - High potential current transformer : en fr
  • CA426803A - Orientation compass : en fr
  • FR52509E - Connection system for selective activation of switches and automatic circuit breakers in the event of overcurrent : en fr
  • CA426853A - Circuit breaker : en fr
  • ES8016Y - Device for holding and protecting the glass body in syringes for urethral, nasal, auditory organ washings, etc. : en es
  • FR898373A - Plasticizers and gelatinizing agents : en fr
  • ES169225A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES169625A1 - PROCEDURE FOR THE DECORATION OF BUTTONS AND OTHER SIMILAR ITEMS : en es
  • US2373945A - Plastic composition for production of wallboards and process of making the same : en
  • FR898320A - Use of electric current to power models of historical machines, and others, in the form of toys : en fr
  • US2374047A - Preparation of nutritional and therapeutic concentrates : en
  • US2373905A - Refrigerating apparatus : en
  • US2373749A - Apparatus for the manufacture of magnesium oxide : en
  • CA426827A - Drawbench : en fr
  • GB568759A - Improvements in or relating to beds or bunks : en
  • GB568816A - Improvements relating to apparatus for impregnating articles under vacuum : en
  • ES169157A1 - ENERGY GENERATING SYSTEM, BASED ON THE PRINCIPLE OF ARQUIMIDES : en es
  • AU119791B2 - Oscillation generators for use indirection finding systems : en
  • GB568680A - Improvements relating to roofs, walls or floors, particularly of vehicle bodies : en
  • US2373700A - Azo compounds and material colored therewith : en
  • USD140934S - Design fob a hat : en
  • US2373747A - Feeding device for automatic machines : en
  • US2373911A - Production of magnesia and calcium carbonate from dolomite : en
  • US2373789A - Building structure : en
  • US2373824A - Ventilator : en
  • USD140912S - Radiator grill for motor vehicles : en
  • US2374009A - Wagon tippler : en
  • US2373876A - Textile fiber working unit : en
  • FR898305A - Process for preparing oxidation products : en fr
  • US2373768A - Method and mechanism for treating filaments or fibers : en
  • US2373946A - Tube flaring tool : en
  • CA426835A - Refractory material processing : en fr
  • ES169255A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TURBINES : en es
  • CA426809A - Wood finishing process : en fr
  • FR52542E - Improvements to oscillating supports for bobbins, bobbin holders of all winders, doublers, collators and other similar machines : en fr
  • FR898289A - Crankset : en fr
  • GB568687A - Improvements in and relating to thermal responsive devices for electrical apparatus : en
  • CA426850A - Circuit interrupter : en fr
  • FR898261A - Hot blast cupola, heated fore-crucible : en fr
  • GB568790A - Improvements relating to the production of luminescent materials : en
  • DK63384C - Baking agent for wire wraps for electrical appliances. : da en
  • FR52539E - Method and device for supplying automobile engines using compressed gases : en fr
  • US2373683A - Liquefied petroleum gas system : en
  • US2373659A - Sensitized photographic emulsion : en
  • ES169245A1 - SYSTEM FOR MANUFACTURING JEWELRY, ART AND JEWELERY OBJECTS : en es
  • ES11324U - Nonsformable board for work tables (Machine-translation by Google Translate, not legally binding) : en es
  • CA426895A - Tire stripping vulcanizing press : en fr
  • CA426897A - Circular knitting machine : en fr
  • FR898324A - Submarine : en fr
  • FR898277A - Detachable protective case for sewing machines with base : en fr
  • CA426901A - Seat and back cushion : en fr
  • US2374110A - Baby's bath cabinet device : en
  • ES11309U - Talking mechanical doll. (Machine-translation by Google Translate, not legally binding) : en es
  • US2374155A - Door closing device : en
  • CA426821A - Fry kettle : en fr
  • CA426888A - Loose leaf binder : en fr
  • US2373981A - Ignition apparatus : en
  • GB568699A - Improvements in and relating to electrical connectors : en
  • US2373957A - Toy : en
  • US2373717A - Process of producing pentaerythritol : en
  • US2374018A - Coil winding : en
  • FR52547E - Motor converter without collector with direct current supply : en fr
  • CA426881A - Rosin size handling method : en fr
  • AU2020045A - Improvements in and relating to electrical arc welding : en
  • US2374007A - Coin separator : en
  • US2373758A - Shank reducing machine : en
  • US2373924A - Internal-combustion engine : en
  • US2373770A - Press : en
  • US2373776A - Remote control : en
  • ES169146A1 - IMPROVEMENTS INTRODUCED IN THE MILLS FOOD CRUSHERS, DRUGS AND MINERAL PRODUCTS : en es
  • FR898314A - Fuse mounting system for electrical current networks : en fr
  • US2373741A - Adjustable nozzle : en
  • US2373748A - Deflecting circuits : en
  • US2374123A - Heat detector : en
  • US2373713A - Centrifugal compressor : en
  • US2373935A - Pneumatic sewage ejecting apparatus : en
  • US2373932A - Bottle reclaiming machine : en
  • US2373947A - Dress shield : en
  • US2374071A - Amplifier circuits : en
  • US2373942A - Catalytic hydroxylation of olefinic double bonds : en
  • US2374133A - Apparatus for manufacturing wire rope : en
  • DK63390C - Cast or pressed corrosion-resistant Metal luminaires. : da en
  • GB568750A - Improvements in or relating to contact spring sets for electrical switching devices : en
  • GB568814A - Improvements in or relating to heat exchange devices : en
  • ES7989Y - Free passage indicator. : en es
  • BE458422A - : en fr
  • USD140931S - Bracelet or similar article : en
  • US2373844A - Punch and work locating template : en
  • US2373960A - Phonograph : en
  • ES11311U - Die-cut boxes of compressed cork for the packaging of creams for footwear and other products (Machine-translation by Google Translate, not legally binding) : en es
  • US2374082A - Telephone call transmitter : en
  • US2374124A - Gradometer : en
  • US2373831A - Weighing machine : en
  • CA426907A - Paint coated article production : en fr
  • CA426796A - Gauge : en fr
  • GB568778A - Improvements in or relating to dynamo electric machines : en
  • GB568696A - Improvements in or relating to sound-absorbing devices : en
  • FR898271A - Process for preparing sulfur-containing compounds : en fr
  • GB568681A - Improvements in and relating to internal combustion turbine plant : en
  • FR52521E - Improvements to optical devices for photography : en fr
  • GB568706A - Improvements in closures or caps for bottles, tubes and other containers : en
  • FR52524E - Method and devices for economically obtaining large quantities of cold air : en fr
  • ES169199A1 - SYSTEM OF TRANSPORT OF MATERIALS FOR THE CONSTRUCTION OF BUILDINGS : en es
  • US2373843A - Insulated electrical conductor terminal structure : en
  • USD140901S - Design fob a cabinet type refrig- erator and kitchen unit : en
  • USD140927S - Design for a bab of toilet soap : en
  • US2373798A - Foundation : en
  • DK63387C - Building or Furniture plate with a lattice as a spacer. : da en
  • FR898363A - Office machine card printing machine : en fr
  • ES5013Y - Automatic dispenser device for packaging bags. : en es
  • GB568683A - Improvements relating to cathode ray oscillograph circuits : en
  • AU2028045A - Improvements in methods and compositions for killing weeds : en
  • US2373691A - Stone crushing apparatus : en
  • US2373690A - Process for producing artificial lumber : en
  • GB568717A - Improvements relating to the valves of gas governors : en
  • CA426829A - Sheet stacking machine : en fr
  • CA426842A - Discharge device starting and controlling apparatus : en fr
  • CA426844A - Discharge device starting and ballasting apparatus : en fr
  • ES168432A1 - IMPROVEMENTS INTRODUCED IN MANUFACTURING MANUFACTURING TRIGGER MECHANISMS FOR FIREARMS : en es
  • US2373923A - Rail anchor : en
  • US2373646A - Apparatus for saponification and extraction : en
  • ES169248A3 - IMPROVEMENTS MADE IN THE DISCS OF THE TALKING MACHINES : en es
  • US2373649A - Fruit bagger and weigher : en
  • ES168408A1 - PROCEDURE FOR THE MANUFACTURE OF AGENTS INTENDED FOR THE CONTROL OF HARMFUL INSECTS : en es
  • FR898344A - Wetting, washing, emulsifying or dispersing, leveling, fiber protection and plasticizing products and process for preparing these products : en fr
  • GB568674A - An improved electrical machine for the classification and segregation of dielectric sheets : en
  • GB568797A - Improvements in or relating to means for heating aircraft or parts thereof : en
  • CA426805A - Carton : en fr
  • CA426813A - Branch pipe attaching device : en fr
  • US2373679A - Master cylinder : en
  • US2373856A - Fire detector : en
  • US2374057A - Laminated glass structure and method of producing the same : en
  • US2374022A - Circuit interrupter : en
  • CA426863A - Electric cooking appliance : en fr
  • US2374046A - Method of disintegrating cellulosecontaining structures : en
  • US2374066A - Bomb rack : en
  • USRE22630E - Railway frog body : en
  • AU790643A - Wire holding device : en
  • US2373820A - Glass-blowing machine : en
  • US2373784A - Automatic stitching device : en
  • US2374081A - Polymerized allyl esters : en
  • USRE22631E - Machine fob treating thin rubber : en
  • ES11301U - Case for toilet paper. (Machine-translation by Google Translate, not legally binding) : en es
  • CA426843A - Discharge device starting and controlling apparatus : en fr
  • ES169207A1 - PERFECTED HYDRAULIC ARIET FOR THE RAISING OF WATER FLOW : en es
  • FR898292A - Process for electrically spot welding semi-finished parts of improved or alloyed materials, for example chromium, molybdenum, vanadium steels : en fr
  • US2374054A - Electrical protective system : en
  • FR52486E - Self-adjusting device with flexible return, in particular device for operating the rudder to the engine on board aircraft : en fr
  • FR52543E - Process for the production of superior steels : en fr
  • CA426800A - Animal trap : en fr
  • US2374041A - Variable capacity atomizing device : en
  • CA426922A - Paper, fibre and wood processing : en fr
  • CA426852A - X-ray tube : en fr
  • CA426889A - Electrical conductor attaching device : en fr
  • USRE22632E - Unbalanced splice bab with balanced : en
  • AU1764744A - Oscillation generators for use indirection finding systems : en
  • ES169238A1 - MASKING DEVICE FOR HEADLIGHTS, ESPECIALLY FOR BIKES : en es
  • US2373808A - Combination lock strip and structural member : en
  • US2373769A - Tire repairing device : en
  • USD140902S - Design fob a hand mirror frame : en
  • CA426918A - Electric switch : en fr
  • CA426859A - Dough product making method : en fr
  • ES4947Y - Perfected canteen. : en es
  • FR52533E - Tipping device for household refuse containers moved by a pressurized agent : en fr
  • DK63386C - Board, in particular Flooring, and Procedure for its Manufacture. : da en
  • FR898312A - Device for welding, by a continuous line of electric resistance welding, the edges of sheet metal parts, assembled end to end : en fr
  • FR898318A - Process for improving the ability of fibrous materials to take up dye : en fr
  • GB568668A - Improvements in electric motor control systems and in automatic compensation for ohmic drop in motor armatures : en
  • GR10348B - METHOD OF RENAISSANCE OF OLD TIRES BY OVERHEATING THEM IN A COAL OR MIXED GAS CURRENT WITHOUT OVERVIEW. : el en
  • US2373916A - Dust flow indicator for suction cleaning devices : en
  • US2374003A - Collinear reflector : en
  • CA426912A - Sheet material fastening method : en fr
  • AU1068843A - Improvements in or relating to plasticised polyamides : en
  • US2373975A - Tire press : en
  • AU126242B2 - Esters of dicarboxylic acids : en
  • US2373861A - Method of making contact wiper springs : en
  • US2373890A - Cipher machine : en
  • US2373797A - Expansion roof structure with counterbalancing means : en
  • US2374051A - Manufacture of acrylonitrile from ethylene cyanohydrin : en
  • US2374153A - Basket : en
  • CA426919A - Electric switch : en fr
  • USD140889S - Design for a brooch ob similar article : en
  • CA426856A - Welding system : en fr
  • ES8014Y - Protective fence for the edges of the shoe floors with hidden stitching. : en es
  • US2373731A - Heating unit : en
  • US2374144A - Method of and machine for winding ribbons on heat exchange tubes : en
  • CA426878A - Optical image producing and viewing arrangement : en fr
  • FR898304A - Piston for two-stroke internal combustion engines : en fr
  • ES8001Y - Fountain pen. : en es
  • FR52540E - Cylindrical iron scabbard surrounded by a light metal casing for internal combustion engines : en fr
  • CA426807A - Metal cap for posts and poles : en fr
  • FR52517E - Device for connecting electric cables, in particular cables made of aluminum or aluminum-based alloys : en fr
  • US2373811A - Complex dithiophosphoric acid esters : en
  • US2374085A - Twister : en
  • US2373885A - Method of cementitiously casing submerged piling : en
  • US2373996A - Electrical insulation : en
  • DK63400C - Highly sensitive percussion tube. : da en
  • FR52487E - Contactor actuated periodically, especially for mechanical converters : en fr
  • GB568703A - Improvements in or relating to systems actuated by liquid pressure : en
  • CA426848A - High speed circuit reclosing mechanism : en fr
  • CA426891A - Liquid cooled brake : en fr
  • US2374135A - Geochemical surveying : en
  • CA426894A - Valve guide scraper ring : en fr
  • USD140903S - Design fob a combined shipping and display box fob a spool of fishing line ob the like : en
  • US2373696A - Drawer guide : en
  • ES169624A1 - FREQUENCY DISCERNIDER CIRCUITS : en es
  • FR52496E - Sealed seal for ball and roller bearings : en fr
  • GB568692A - Improvements in and relating to air jet gyro drift controls : en
  • GB568808A - Improvements in apparatus for impregnating articles under vacuum : en
  • CA426900A - Pneumatic timing device : en fr
  • FR52479E - Vertical antenna intended in particular for direction finding systems, based on the adcock principle : en fr
  • GB568679A - Method of treating textiles to prevent rotting : en
  • GB568754A - A process for the manufacture of sodium percarbonate : en
  • US2374140A - Seal leakage detector for canned goods : en
  • USD140878S - Design for a toy rattle : en
  • ES10005Y - Nozzle for injection syringes. : en es
  • FR52528E - Movement indicating device for machine tools : en fr
  • FR898266A - Automatic centesimal dispenser for all liquids : en fr
  • GB568806A - Improvements in electric immersion heaters : en
  • CA426851A - Electrical relay : en fr
  • GB568757A - Clamp : en
  • ES169623A1 - UNIVERSAL SYSTEM RECORDER APPLIED TO STEP-BY-STEP SYSTEM : en es
  • US2373895A - Brake hanger retainer : en
  • AU1107943A - Improvements in and relating to reciprocating ram pumps : en
  • CA426883A - Circuit connecting device : en fr
  • CA426819A - Fluorescent and mercury arc lamp starting and operating apparatus : en fr
  • ES5012Y - Packaging bag supply device. : en es
  • CA426839A - Multiple spindle drill press : en fr
  • GB568700A - Improvements in and relating to destination indicators : en
  • GB568684A - Improvements relating to frequency-changers for superheterodyne radio receivers and the like : en
  • GB568733A - Machine for winding the stators of electric motors : en
  • CA426854A - Electric lamp and terminal : en fr
  • US2373714A - Polymerization of indene : en
  • US2373910A - Adjustable tertiary air supply means for pot type burners : en
  • US2373977A - Foldable box : en
  • FR52493E - Reflex camera : en fr
  • USD140884S - Design fob a toy ob similar article : en
  • GB568794A - Improvements in the production of magnesium chloride : en
  • US2373855A - Collar support : en
  • ES11330U - Portable gas generator device by chemical reaction of a cyanide solution and an acid. (Machine-translation by Google Translate, not legally binding) : en es
  • FR898285A - Automatic stone loader for lighters of all systems : en fr
  • DK63398C - Apparatus for Measuring Feet to Determine the Size of a Shoe Insert. : da en
  • FR52482E - Process for the production of high dispersion ceramic colors : en fr
  • FR898307A - Assembly for two-way communication systems by loudspeakers : en fr
  • ES169206A1 - MANUFACTURING PROCEDURE WITH SYNTHETIC RESINS OR OTHER MOLDING MATERIALS, OF TUBULAR OR HOLLOW PARTS, IN PARTICULAR THE HANDLES OF STYLOGRAPHIC FEATHER, THAT PRESENTS AN INTERIOR AND ANOTHER THREAD OF EQUAL OR DIFFERENT STEPS : en es
  • GB568781A - Improvements in or relating to reciprocating pumps or the like : en
  • ES169226A1 - HYDRAULIC GATES POWERED BY THE WATER SAME OF THE CHANNEL, DAM OR EMBALSE WHERE THEY ARE INSTALLED : en es
  • ES169268A1 - SYSTEM OF BEAMS FOR FORGED FLOORS : en es
  • GR10347B - PERFECTIONS OF CHAPIONER DE RIBES ET MULLER UNDISTRACTED CYST FOR DISTRIBUTION OF THE CERVICAL. : el en
  • GB568804A - Improvements relating to apparatus for heating or cooling water or other liquids : en
  • FR52530E - Improvements to continuous presses : en fr
  • GB568678A - Improvements in or relating to electric current coupling devices : en
  • ES4992Y - New terminal. : en es
  • GB568720A - Improvements in the flame machining or flame cutting of metal bodies : en
  • FR52458E - Electric propulsion farm tractor : en fr
  • GB568682A - Improvements in and relating to moving coil electro-acoustic apparatus : en
  • US2374030A - Indicating system : en
  • GB568676A - Improvements in or relating to instruments for measuring and indicating variables : en
  • FR898336A - Reinforcement device for combs : en fr
  • ES169633A1 - PROCEDURE FOR THE MANUFACTURE OF TEXTILE AND NITROCELLULOSE FIBERS : en es
  • US2373914A - Method of forming asbestos papers with gel binders : en
  • US2373934A - Stop mechanism for machine tools : en
  • CA426924A - Hand sanding machine : en fr
  • CA426820A - Vehicle jack : en fr
  • US2373931A - Riffle : en
  • US2374031A - Piercing tool : en
  • US2374157A - Red monazo wool dyes : en
  • US2373875A - Display mount : en
  • ES169208A1 - PROCEDURE FOR THE OBTAINING OF NEW EXPLOSIVES : en es
  • US2373877A - Fire control system : en
  • IE16805L - Trouser supports : en
  • CA426792A - Transportation system : en fr
  • ES11220U - Compensating box. (Machine-translation by Google Translate, not legally binding) : en es
  • US2373678A - Aluminum base alloy containing copper, cobalt, and beryllium, and method for making it : en
  • US2374075A - Airplane : en
  • US2373721A - Apparatus for coating : en
  • US2374132A - Seed dispensing mechanism : en
  • FR52451E - Improvements to reaction circuits : en fr
  • CA426830A - Leer loader : en fr
  • US2373730A - Self-locking container : en
  • US2373803A - Catalyst recovery process : en
  • ES169636A2 - IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 168295 : en es
  • US2373959A - Navigational training aid : en
  • USD140876S - Combined display stand and nail polish container or similar article : en
  • GB568764A - Rectifying arrangement : en
  • FR52480E - Circular copper pipe in the copper-ammoniacal artificial fibers industry : en fr
  • ES9181Y - Security device applicable to all kinds of locks. : en es
  • FR52461E - Wagon with swivel axles : en fr
  • GB568795A - Improvements in or relating to brakes, clutches and other frictional devices, including bearings : en
  • FR52453E - Improvements to gasifiers and their method of mounting on vehicles : en fr
  • GB568691A - Improvements in and relating to tablets and mixtures of oxidizable products : en
  • GB568813A - Improvements in or relating to tools driven by compressed air : en
  • IE16755L - Hair waving sachets : en
  • GB568701A - An improved electromagnetic apparatus for measuring and indicating small displacements : en
  • CA426812A - Spinning and twisting method and mechanism : en fr
  • US2374098A - Preservation of rubber : en
  • FR898272A - Process for preparing diacetylene addition compounds : en fr
  • FR898296A - Carriage mounted automatic firearm with height balancing pointing movements : en fr
  • FR898376A - Enhancements to combined light articulation rail systems : en fr
  • DK63391C - Automatic Adjustment Mechanism for Gramophones. : da en
  • ES169176A1 - IMPROVEMENTS IN THE TURBOCHARGER CONTROLS FOR MOTOR COMBUSTION ENGINES : en es
  • CA426902A - Rivet sticker : en fr
  • AU129851B2 - Improvements in and relating to electrical arc welding : en
  • CA426887A - Metallic design production : en fr
  • US2374142A - Sight glass assembly : en
  • ES169230A1 - HIGH FREQUENCY AMPLIFIER BUILT ACCORDING TO THE PERHETERODINO PRINCIPLE WITH VARIOUS INTERMEDIATE FREQUENCY AMPLIFIERS CONNECTED IN SERIES AND WHICH ARE DIFFERENTIATED BY FREQUENCY OF SERVICES : en es
  • CA426914A - Rubber and paper container : en fr
  • FR898260A - Alumina extraction process : en fr
  • FR898276A - Process for the treatment of crude oils, crude oil derivatives and / or crude oil residues with the use of solvents : en fr
  • US2373955A - Adjustable hinge : en
  • US2373903A - Power transmission : en
  • US2374134A - Grapple to raise sunken ships or the like : en
  • GB568669A - Improvements in and relating to fasteners for securing apertured members together : en
  • GB568800A - Improvements in or relating to apparatus for measuring or indicating the roughnessesor undulations of a surface : en
  • ES7988Y - Headlight for crossing. : en es
  • US2373902A - Power transmission : en
  • US2373743A - Derrick : en
  • US2373835A - Tape for slide fasteners : en
  • US2373860A - Bearing : en
  • US2373973A - Pickle cutting machine : en
  • US2373689A - Process of producing and utilizing guayule rubber : en
  • DK63388C - Procedure for roughening, matting, coloring and possibly rippling the surface of objects of polyamides or polyurethanes or other synthetic, linear, highly polymeric compounds. : da en
  • FR898319A - simplified construction elements for the practical realization, in the form of toys, of the elementary principles of mechanics : en fr
  • US2374074A - Rotatable derrick : en
  • DK63374C - Carbon Paper Holder for Use in a Typewriter. : da en
  • US2373841A - Electrical connector : en
  • US2373897A - Universal joint : en
  • US2373929A - Projection apparatus : en
  • CA426826A - Lathe collet : en fr
  • US2373702A - Faucet : en
  • US2373850A - Drill rod : en
  • ES169244A1 - GASOGEN FOR THE PRODUCTION OF GAS WITH DESTINATION TO MOTORS OF AUTOMOBILES, TRUCKS AND OTHER MECHANICAL TRACTION VEHICLES USING THE MOST ADEQUATE MATERIAL OR FUEL, LIKE CARBON, WOOD AND OTHER COMBUSTIBLES : en es
  • GB568685A - Improvements relating to the starting of internal-combustion engines : en
  • FR898372A - Track device intended to release an automatic coupling for railway vehicles : en fr
  • US2374129A - Communication system : en
  • DK63377C - Pupinized Remote Message Cable, especially Submarine Cable. : da en
  • US2374010A - Fluid pressure producing device : en
  • US2374045A - Hydraulic loader or unloader : en
  • ES169240A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • CA426905A - Pole type circuit breaker : en fr
  • CA426921A - Paper guide : en fr
  • AU1515744A - Esters of dicarboxylic acids : en
  • US2373822A - Pipe and rod bending machine : en
  • CA426931A - Tool chuck : en fr
  • CA426861A - Coating apparatus : en fr
  • US2373720A - Composite ceramic and metal structure and method of making the same : en
  • US2374117A - Brake : en
  • GB568677A - Improvements in or relating to ignition in internal combustion engines : en
  • USD140916S - Brooch pin or similar article : en
  • ES169186A1 - PROCEDURE FOR OBTAINING INSECTICIDE SUBSTANCES : en es
  • USD140890S - Brooch or similar article : en
  • FR898302A - Mineral fuel gasifier for large displacement engines : en fr
  • US2373904A - Aircraft armament : en
  • US2374154A - Comparator gauge : en
  • FR898258A - Process for purifying crude phenols : en fr
  • USD140888S - Brooch- or similar article : en
  • GB568803A - Improvements in dynamo electric machines : en
  • GB568698A - Improvements in the capping of thermionic valves, electric lamps and like devices : en
  • US2374016A - Scraper : en
  • USD140904S - Combined telephone desk stand and hand set : en
  • ES11291U - A telescopic pocket sunshade (Machine-translation by Google Translate, not legally binding) : en es
  • ES11321U - Turtleneck with tab on the back central part of your band that replaces the back button of the shirt of the men's shirt. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169149A1 - AMPLIFIER VALVE : en es
  • ES4994Y - Bypass plate. : en es
  • FR898391A - Photo-sensitive layers : en fr
  • ES169247A1 - IMPROVEMENTS IN THE VACUUM METERS OR VACUUM : en es
  • ES8021Y - Automatic wick clamping system in lighters that use this clamping mode. : en es
  • GB568693A - Apparatus for automatically controlling change speed gears : en
  • ES8010Y - Toothbrush. : en es
  • ES167464A1 - PROCEDURE TO IMPROVE THE CORROSION RESISTANCE, BY TENSION, OF THE ALLOYS OF AL-ZN-MG : en es
  • ES11302U - Double filament incandescent electric lamp. (Machine-translation by Google Translate, not legally binding) : en es
  • FR898390A - Process for preparing ethers and esters of 2-oxy-3-chlorotetrahydrofuran : en fr
  • FR52470E - Combined hydraulic clutch and brake mechanism : en fr
  • ES11294U - Pocket knife perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • FR52531E - Piston foulo-pump : en fr
  • FR52475E - Process for simultaneously obtaining ethylene monochloride and polyethylene chloride : en fr
  • CA426845A - Video antenna : en fr
  • US2373848A - Wagon dump : en
  • US2373745A - Hydraulic telecontrol device : en
  • US2373927A - Centering attachment : en
  • USD140933S - Design for a safety holder for babies : en
  • GB568791A - Door latch mechanism for conveying equipment : en
  • US2374089A - Heat marking apparatus : en
  • US2373863A - Nonalkaline detergent composition : en
  • USD140883S - Design fob a toy : en
  • GB568745A - Improvements in or relating to water heaters : en
  • FR898355A - Molding mass, intended in particular for green moldings : en fr
  • USD140881S - Design fob a fabric : en
  • ES169656A1 - PHOTOCHEMICAL PROCEDURE FOR DIRECT REPRODUCTION OF METALS : en es
  • FR898275A - Acrylic amide and its preparation process : en fr
  • US2373828A - Method of and apparatus for the construction of roads : en
  • FR52485E - New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products : en fr
  • GB568722A - Improvements in and relating to the control of steam generators of the flash type : en
  • FR52460E - Flat hammer for skin stripping : en fr
  • GB568725A - Condensation of olefin sulfonic acids with aromatic compounds : en
  • US2373778A - Display device : en
  • CA426877A - Wire coating method : en fr
  • ES169618A3 - A PROCEDURE OF KEEPING CINEMATOGRAPHIC FILMS IN COINCIDENCE : en es
  • ES7656Y - Elastic staple system. : en es
  • ES169257A1 - IMPROVEMENTS IN THE PURIFICATION OF NITROGEN DESTINED TO THE FILLING OF LAMPS OF INCANDESCENCE : en es
  • US2373674A - Production of high octane paraffinic gasolines : en
  • US2373881A - Rayon bleaching and scouring treatment : en
  • US2373970A - Conversion of start stop signals to synchronous type signals and vice versa : en
  • DK63375C - Apparatus for refreshing ribbons placed on typewriters and similar machines. : da en
  • CA426930A - Filament and ribbon manufacture : en fr
  • US2373774A - Device for injecting viscous materials : en
  • US2373952A - beta-erythroidine and its hydrohalides, and a process for their production : en
  • US2374068A - Bath mitt : en
  • AU2003045A - A governor-controlled internal-combustion engine such as operates with fuel supplied by a pump : en
  • CA426855A - Circuit interrupter : en fr
  • FR898342A - Optical filter : en fr
  • US2373661A - Electron discharge vessel : en
  • US2374073A - Catalytic conversion of hydrocarbons : en
  • US2373656A - Rotary operating machine : en
  • US2373800A - Preparation of alkali metal azides : en
  • US2373805A - Process of making a food product : en
  • CA426832A - Fuel drain valve for engines : en fr
  • FR898337A - Improvement in cylinder exhausts : en fr
  • DK63383C - Coupling to keep the DC operating voltage on a device with electron tubes constant. : da en
  • US2374056A - Laminated glass structure and method of producing the same : en
  • USD140926S - Cigarette case or similar article : en
  • US2373753A - Polymerization of conjugated dienes : en
  • US2373767A - Liquid heater : en
  • US2374019A - Machine for dimpling or the like : en
  • CA426904A - Spoon moulding machine : en fr
  • CA426916A - Fluid flow controlling means : en fr
  • US2374084A - Terminal construction : en
  • US2373657A - Reducing method : en
  • US2373727A - Compositions for the prevention of the formation or accretion of ice on exposed surfaces : en
  • US2373979A - Esterified tall oil treatment : en
  • US2373832A - Lubricated plug valve : en
  • US2373817A - Dyestuffs of the anthraquinone series : en
  • US2373677A - Detachable auxiliary fin means for aircraft : en
  • CA426890A - Heavy duty disc brake : en fr
  • DK63381C - Apparatus for Closing an Electrical Circuit for a Weekly Period of a Number of Predefined Time Periods. : da en
  • DK63392C - Device by Leaf Ripper and similar River. : da en
  • US2373725A - Synthetic hydrocarbon resins and process for making the same : en
  • USD140874S - Design fob a doll or the like : en
  • FR52495E - Process for preparing 1, 4-dichloro-butane and 4, 4'-dichlorodibutyl ether : en fr
  • US2374004A - Glauber's salt conversion : en
  • US2374014A - Color photography : en
  • US2374139A - Burglar alarm : en
  • CA426899A - Spring seat : en fr
  • US2374122A - Double case pump : en
  • US2373738A - Sheet material : en
  • US2373838A - Automatic weighing machine : en
  • US2373888A - Apparatus for conducting catalytic reactions : en
  • CA426867A - Casein fibre processing : en fr
  • CA426798A - Cement raw material processing : en fr
  • CA426825A - Pattern stripper for foundry plants : en fr
  • FR52527E - Staple pin quick pinning device : en fr
  • GB568690A - Improvements relating to braking systems : en
  • US2373991A - Bronzing apparatus : en
  • US2374040A - Method of producing laminated glass structures : en
  • DK63397C - Device for streamlined rear motor vehicles for supplying the cooling air. : da en
  • FR52507E - Improvements to fuel heaters for combustion engines : en fr
  • FR898383A - Improvements to the manufacturing processes of a pure white luminescence material : en fr
  • FR52525E - Improvements to pallet or spade devices for vehicle wheels : en fr
  • ES8020Y - Electric heater for water or liquid pipes. : en es
  • US2373704A - Reel or spool for motion-picture films : en
  • US2373974A - Process for imparting to wool a gloss similar to that of natural silk : en
  • US2374032A - Lamp holder : en
  • US2374159A - Ice refrigerator : en
  • US2373694A - Driver's seat, especially for tractors and agricultural machines : en
  • USD140932S - Sewing machine vise : en
  • ES8661Y - Automatic device for sharpening razor blades. : en es
  • GB568707A - Improvements in apparatus for the electrical treatment of water : en
  • US2373862A - Frame for eyeglasses and the like : en
  • ES11338U - Latch-lock latch applicable to all types of doors and windows. (Machine-translation by Google Translate, not legally binding) : en es
  • US2373993A - Smoking appliance : en
  • ES169173A3 - FORGING SYSTEM FOR REINFORCED CONCRETE FLOORS WITHOUT FORMWORK : en es
  • GB568782A - Improvements in or relating to photographic materials : en
  • ES169211A1 - VERTICAL OBTURATION DEVICE FOR SLIDING GATE MIRRORS : en es
  • FR898311A - Hand-held electric lamp, for minors, containing a firedamp indicator : en fr
  • GB568746A - Hydraulic table reciprocating mechanism : en
  • CA426932A - Turret machine positioning index : en fr
  • US2374070A - Plate and method of preparing the same for offset printing : en
  • US2374152A - Device for alternating electric circuits : en
  • US2373972A - Multiple angle hydraulic riveting attachment : en
  • CA426893A - Electrical horn : en fr
  • GB568767A - Improvements in electric terminals : en
  • ES11342U - Calendar determining the beginning and end of pregnancy in different animal species. (Machine-translation by Google Translate, not legally binding) : en es
  • FR52519E - Micromanipulator for microscopic examinations : en fr
  • GB568785A - Improvements in or relating to electrical devices and circuits for producing alternating currents with a desired phase : en
  • GB568802A - Improvements in or relating to composite materials : en
  • FR898385A - Flexible duct formed of short metallic elements joined together in a movable manner : en fr
  • ES8015Y - Transportable kitchen, oven and stove. : en es
  • GR10350B - GASOLINE SUBSTITUTE. : el en
  • GB568670A - Improvements in or relating to the production of chloroacetonitriles : en
  • ES7402Y - Elastic action bra. : en es
  • GB568758A - Improvements relating to mechanism for the electrical actuation of engine controls and like controlled elements : en
  • FR52512E - New flexible and silent sole : en fr
  • FR898317A - Adjustable diaphragm photometer : en fr
  • ES11347U - Seal of security applicable especially to rail transport. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568775A - Improvements in electrical cable manufacture : en
  • FR52498E - Improvements to switches or switches for electrical installations : en fr
  • GB568801A - Improvements in or relating to railway car trucks : en
  • FR898270A - Improvements to devices for counting and / or packaging compressed tablets, pills or the like : en fr
  • FR898282A - Collector : en fr
  • ES169237A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF COMBUSTION APPLIANCES : en es
  • ES9772U - Compass. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568769A - Improvements in drawing instruments : en
  • FR898315A - Centered optical system : en fr
  • US2373984A - Gun sight : en
  • FR898321A - Magneto flashlight with a power reserve mechanism : en fr
  • FR898326A - Method and device for manufacturing veined rubber plates for dental prostheses : en fr
  • ES169646A1 - A PROCEDURE FOR MOLDING HAIR TOY HAIR : en es
  • US2373787A - Slushing compositions : en
  • ES169628A1 - IMPROVEMENTS IN FOOTWEAR MANUFACTURE : en es
  • GB568711A - Hack saw blade : en
  • ES11307U - Universal puncher for dental purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169179A1 - IMPROVEMENTS IN THE FINISHING OF THE SNOW SKATE : en es
  • FR898288A - Manufacturing process of black enamels : en fr
  • ES8640Y - Rotating toothbrush. : en es
  • ES4986Y - Terminal. : en es
  • FR898251A - Turbo-machine with wedge-shaped blades : en fr
  • FR52467E - Automatic acetylene generator for all pressures and flow rates : en fr
  • FR52520E - Hollow beam and its application to concrete floors : en fr
  • FR52472E - Plasticizers and emollients : en fr
  • FR898368A - Process for the preparation of aqueous dispersions of polymers of polymerizable substances : en fr
  • GB568734A - Improvements in and relating to hydraulic presses : en
  • US2373836A - Screw cutting die and stock therefor : en
  • US2374115A - Moneybag : en
  • ES10405Y - Adjustable rear sight applicable to all kinds of portable firearms. : en es
  • ES168317A1 - IMPROVEMENTS IN THE ARRANGEMENT OF ACCOMMODATIONS FOR AXES OF OSCILLATING MOVEMENT : en es
  • US2373928A - Episcopic illuminating device : en
  • US2373697A - Electrical apparatus : en
  • US2373760A - Folding support structure : en
  • US2373892A - Production of resilient filaments and fibers : en
  • US2373708A - Application of closures to containers : en
  • CA426903A - Hydraulic accumulator : en fr
  • CA426929A - Wearing apparel : en fr
  • FR898295A - Electrically conductive pneumatic tire : en fr
  • ES167585A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • FR52499E - : fr
  • USD140906S - Miniature sofa or similar article : en
  • CA426880A - Hose handling apparatus : en fr
  • US2374107A - Pressure type connector and method of making the same : en
  • US2374130A - Charge feeding system for internalcombustion engines : en
  • CA426911A - Direct reading meter : en fr
  • ES5037Y - Neperian horse in the form of a toy. : en es
  • DK63401C - Procedure for the production of small bodies of desired grain size of burnt grinder. : da en
  • ES10742U - Almanac of variable indication. (Machine-translation by Google Translate, not legally binding) : en es
  • FR898399A - Method of manufacturing soundtrack matrices by galvanic means : en fr
  • FR898353A - Improvements to electron tubes comprising an incandescent cathode with indirect heating and an anode : en fr
  • US2373901A - Boss forming process : en
  • AU1094743A - Improvements relating tothe innertubes of pneumatic tyres : en
  • GB568807A - Screw milling and grinding machine : en
  • USD140887S - Design fob a caster : en
  • US2374099A - Vulcanizing press : en
  • US2373709A - Coating composition and method of making same : en
  • FR898267A - Excavator hoe : en fr
  • GB568780A - Control arrangements for induction regulators : en
  • FR898389A - Process for preparing condensation products : en fr
  • US2374112A - Automatic lathe : en
  • FR898263A - Coating agent for luminescent colors : en fr
  • FR52473E - Spherical dome speed variation device for industrial machines in general : en fr
  • ES169658A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 151462 : en es
  • FR898254A - Positive film coated with layers on both sides for the establishment of polychromatic films : en fr
  • US2373756A - Railway truck : en
  • FR898379A - Automatic crank arm extension system acting bicycles : en fr
  • GB568728A - Improvements relating to aircraft propulsion means : en
  • US2373673A - Production of cyclohexane from petroleum : en
  • US2373684A - Governor mechanism : en
  • FR898303A - Replacement elastic rim for vehicle wheel : en fr
  • US2373641A - Level : en
  • US2373695A - Exhibiting instrument : en
  • GB568726A - Process and apparatus for concentrating solutions : en
  • US2374147A - Baling bag closing apparatus : en
  • US2373807A - Process of purifying phosphoric acid esters : en
  • US2373854A - Textile machine : en
  • FR898380A - Free piston machine : en fr
  • GB568766A - Improved method of and apparatus for impregnating articles and materials with liquid : en
  • US2374013A - Trolley conductor device : en
  • US2374059A - Reactor construction : en
  • CA426920A - Door stop : en fr
  • ES167617A1 - IMPROVEMENTS IN CARTRIDGE EXTRACTORS FOR FIREARMS : en es
  • ES169166A1 - DEVICE FOR WORKING CYLINDRICAL PARTS WITH TOOLS THAT LIFT CHIPS : en es
  • ES169169A1 - AUTOMATIC APPLIANCE APPLICABLE TO FLAMMABLE LAMPS FOR LIQUID FUELS, FOR THE PURPOSES OF CLEANING THE SUPPLIER OR GIGLER : en es
  • US2373826A - Process for the preparation of anthraquinonylamino substitution derivatives of cyanuric chloride : en
  • US2373740A - Conversion of hydrocarbons : en
  • US2373786A - Production of cellulose esters : en
  • AU1061543A - Improvements in thermocouples : en
  • GB568812A - Improvements in petrol economising devices for internal combustion engines : en
  • US2373926A - Azo dyestuffs : en
  • US2373939A - Apparatus for conditioning plastic material : en
  • US2374060A - Locomotive control system : en
  • ES169231A1 - HIGH ACCURACY ADJUSTMENT DEVICE : en es
  • AU119811B2 - Improvements in and relating to reciprocating ram pumps : en
  • ES169271A1 - IMPROVEMENTS IN THE SECURITY LOCKS : en es
  • FR898327A - Continuous flow, automatic dosing powder mixer for seed disinfection : en fr
  • US2374038A - Motion picture film drive mechanism : en
  • US2373806A - Refrigerating apparatus : en
  • US2373703A - Cultivating blade and carrier : en
  • US2373736A - Control gear for electric motor driven mechanisms : en
  • US2373823A - Method of coating : en
  • US2373896A - Drying and conditioning apparatus : en
  • FR52471E - Umbrella or others, with displacement spring : en fr
  • US2374126A - Composition of matter : en
  • CA426818A - Collapsible non-sinkable boat : en fr
  • CA426898A - Flexible coupling and mounting : en fr
  • US2374067A - Resinous compositions and articles of manufacture comprising them : en
  • US2374092A - Multiple vessel combination : en
  • ES7693Y - Cyclofloat. : en es
  • USD140913S - Dictating machine cabinet : en
  • US2373845A - Metallic vessel for high temperature service : en
  • US2374108A - Latching means for dipper doors : en
  • CA426841A - Electric switch : en fr
  • GB568694A - Improvements in and relating to shaving implements : en
  • US2374042A - Check strap : en
  • US2373663A - Reversible magnetic gearing : en
  • US2373987A - Filter frame : en
  • DK63402C - Road Paving Material and Method of Manufacturing. : da en
  • GB568783A - Improvements in or relating to air-brake devices for windmills : en
  • US2374160A - Hatbox : en
  • ES11333U - Housing for electrical measuring devices (Machine-translation by Google Translate, not legally binding) : en es
  • ES11286U - A new model of footwear (Machine-translation by Google Translate, not legally binding) : en es
  • ES169141A1 - IMPROVEMENTS INTRODUCED IN THE MAGNETIC TRANSMISSIONS FOR LIQUID COUNTERS : en es
  • GB568731A - Improvements in or relating to the manufacture of boxes or cases constructed of cardboard or similar material : en
  • US2373983A - Cotter pin assembly : en
  • FR898332A - Process for transposing cis beta-decahydronaphthols into their trans isomers : en fr
  • CA426865A - Sub-station protector : en fr
  • GB568784A - Improvements in automatic lubricating oil collecting and distributing devices for internal combustion engines and the like : en
  • US2373699A - Low temperature resistant resin composition and method for making same : en
  • CA426862A - Toaster : en fr
  • AU124885B2 - Improvements relating to apparatus for electro-deposition : en
  • AU1764644A - Improvements inphase-switching relays : en
  • CA426876A - Pelt treating composition : en fr
  • US2373865A - Sausage stuffing machine : en
  • US2373640A - Cam lapping machine : en
  • US2373815A - Scanning lens : en
  • US2374052A - Process for producing acrylonitrile : en
  • USD140885S - Design for a game board : en
  • US2374120A - Lifting device for articles : en
  • US2374156A - Table pad : en
  • ES169139A1 - ELECTROMECHANICAL DEVICE BY GARROTE OR SWORD : en es
  • AU123467B2 - Improvements in rims for vehicle wheels : en
  • ES11327U - Improved support for obtaining copies on typewriters (Machine-translation by Google Translate, not legally binding) : en es
  • US2373813A - Shock absorber : en
  • US2373840A - Sound film reproducing system : en
  • US2374141A - Hose clamp : en
  • FR52457E - Device for controlling and monitoring the operation of remotely operated devices : en fr
  • CA426858A - Toaster : en fr
  • CA426837A - Animal stall : en fr
  • US2373737A - Amplitude modulation : en
  • US2373796A - Indexing mechanism : en
  • CA426846A - Fuse device : en fr
  • ES4943Y - Pattern for bust, graduate. : en es
  • FR898269A - Process for obtaining tetrahydrofuran polymerization products : en fr
  • US2373819A - Fire extinguisher : en
  • US2373882A - Abrasive wheel dressing machine : en
  • US2374087A - Apparatus and process for making pipes : en
  • US2373666A - Impact clutch : en
  • US2373827A - Manufacture of pieces which are shaped by grinding : en
  • US2374128A - Method of making a bag material and the product thereof : en
  • AU1115143A - Building material : en
  • USD140909S - Design for a camera : en
  • USD140897S - Design for a cup or similar article : en
  • US2373651A - Sanitary holder for small articles : en
  • FR898350A - Improvements to UHF retroactively coupled transmitters : en fr
  • ES169198A1 - PROCEDURE FOR THE OBTAINING OF THE SPECIAL STATE CALLED AEROSOL (GASIFORME) OF A LIQUID, MIXTURE OF LIQUIDS, A SOLID OR SOLUTION OF SOLIDS IN LIQUIDS, FOR ITS USE DRUGS, ANTISEPTICA OR INSECTICIDE : en es
  • GB568724A - Improvements in or relating to bearings for spindles : en
  • GB568744A - Improvements in or relating to methods of and apparatus for controlling crossed threads for warp tying and other warp preparing machines : en
  • USD140917S - Sleeping bag or similar article : en
  • FR52501E - Device preventing frequency modulation in amplitude-modulated transmitting devices : en fr
  • AU119809B2 - Improvements relating tothe innertubes of pneumatic tyres : en
  • ES11319U - Telephone index perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568659A - Improvements in or relating to heat exchange devices : en
  • US2373894A - Turbotransmission : en
  • US2374072A - Telephone system : en
  • US2373686A - Phosphatide product and method of making : en
  • US2373779A - Multistage compressor : en
  • US2373871A - Method of peening surfaces : en
  • US2374037A - Metal carrying case : en
  • US2373726A - Armored garment : en
  • US2373688A - Flotation of ores : en
  • US2374002A - Variable load brake : en
  • US2373857A - Thermoswitch : en
  • CA426873A - Billet forging apparatus : en fr
  • US2373742A - Lubricated valve : en
  • US2373755A - Fluid pressure signal : en
  • US2374104A - Recovery of liquid hydrocarbons from high pressure wells : en
  • US2373958A - Threading device : en
  • US2373961A - Washing machine : en
  • US2373669A - Fluid power motor : en
  • CA426923A - Machine tool : en fr
  • ES169630A1 - A CHEMICAL PROCEDURE TO MAKE THE SILK AND RAYON TISSUE FABRICS (ESPECIALLY STOCKINGS) INARRUGABLE AND TO GIVE THEM A BETTER ASPECT : en es
  • GB568771A - Process and apparatus for the treatment of masses containing chocolate : en
  • GB568809A - Improvement in resilient fasteners : en
  • US2373693A - Monoazo dyestuffs : en
  • US2373706A - Terpene resins : en
  • USD140929S - Design fob a comb : en
  • AU119804B2 - Improvements in or relating to microphones : en
  • CA426833A - Dough brake : en fr
  • US2373680A - Fluid motor : en
  • DK63376C - Artificial air cooling device for radios. : da en
  • US2374097A - Two stage control instrument : en
  • US2373852A - Compact and the like : en
  • US2373971A - Mortar depositing device : en
  • US2374005A - Interlocking container : en
  • US2373647A - Remotely controlled flow valve operating tool : en
  • USD140877S - Le sage compact : en
  • FR898299A - Manufacturing process of wooden shoes : en fr
  • ES7906Y - Elasticity device in glasses. : en es
  • FR898316A - Acetylene chlorination process : en fr
  • GB568660A - Improvements in or relating to heat exchange devices : en
  • GB568710A - Improvements relating to frangible receptacles and closures therefor : en
  • FR898394A - Amino-substituted aryl-disulfimides and diaryl-disulfimides and process for the preparation thereof : en fr
  • ES169234A1 - PROCEDURE APRA THE OBTAINING OF MOST : en es
  • GB568723A - Improvements in or relating to the treatment of rubber : en
  • GB568742A - Improvements in or relating to homogenising or emulsifying apparatus : en
  • ES11264U - Light fixture based on liquid fuel. (Machine-translation by Google Translate, not legally binding) : en es
  • FR52465E - Improved binder, its manufacturing process and process for reducing, by using this binder, the consumption of pitch in fuel agglomerates : en fr
  • FR898264A - Condensation products and their manufacturing process : en fr
  • ES10581U - Graduation device for shaving soap bars. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169654A1 - PROCEDURE FOR THE CHEMICAL TREATMENT OF THE SEED OF ALGARROBA, ALLOWING THE SEPARATION OF ITS DIFFERENT ELEMENTS : en es
  • FR52505E - Method and compositions for improving the combustion of natural or artificial solid fuels : en fr
  • DK63379C - Contact device for electrical switches with Additional spring. : da en
  • ES11284U - Electric lantern signals (Machine-translation by Google Translate, not legally binding) : en es
  • FR52535E - Envelope letter : en fr
  • GR10349B - SPECIAL WAY TO CONVERT COTTON IN CALLODI AND THE PREPARATION OF CELLOFAN. : el en
  • US2373781A - Mechanical kitchen equipment : en
  • FR52466E - Electric propulsion farm tractor : en fr
  • ES169232A1 - IMPROVEMENTS INTRODUCED IN OR RELATING TO THE VEHICLE HYDRAULIC TILTING MECHANISM : en es
  • ES169239A1 - WHALE MANUFACTURING PROCEDURE FOR FAJAS, CORSES AND SIMILAR ARMOURS : en es
  • FR898313A - quick clamping vise, especially for machine tools : en fr
  • US2373744A - Bag closure : en
  • FR898294A - Heating process by chemical reaction particularly applicable to the undulating wave : en fr
  • FR898360A - Process for preparing maleic anhydride and its chlorinated substitutes : en fr
  • FR52511E - Devices and apparatus for normally supplying internal combustion engines with fuels which are low in calories or difficult to burn and activated by those with high caloric value : en fr
  • ES11313U - Improved tapered roller bearing. (Machine-translation by Google Translate, not legally binding) : en es
  • ES8005Y - New class hook. : en es
  • ES11343U - Articulated toy with automatic device (Machine-translation by Google Translate, not legally binding) : en es
  • FR52456E - Soft handlebars for cycles : en fr
  • FR52452E - Improvements to gasifiers and their method of mounting on vehicles : en fr
  • FR898381A - Belt made from leather waste : en fr
  • CA426840A - Wire rope parting and tapering apparatus : en fr
  • FR52468E - Renewal process (removal and installation) of railway tracks : en fr
  • FR898397A - Air vent : en fr
  • ES169644A1 - PROCEDURE FOR THE MANUFACTURE OF FILTERS OR CAPS FOR VEGETABLE JUICE EXTRACTION PRESSES : en es
  • FR898352A - Improvements to simultaneous or alternative production systems for two directed radiations : en fr
  • US2373878A - Header die for use in making screw blanks for double threaded screws : en
  • US2373941A - Sizing machine : en
  • USD140899S - Ear ornament or similar article : en
  • ES11326U - Carved artistic glass calendar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2373933A - Cosmetic preparation : en
  • FR52464E - Diaphragm pump, electrically operated, on tank : en fr
  • ES169187A3 - LIQUID TRANSFER APPARATUS : en es
  • FR898354A - Seed drying machine, continuous operation : en fr
  • FR898366A - Electric heating element and oven with application : en fr
  • DK63404C - Belt conveyor for the transport of upright letters or similar flat objects. : da en
  • FR898392A - Process for the preparation of diazo ketones : en fr
  • US2373930A - Optical control apparatus : en
  • AU1055143A - An improved aluminium alloy and parts of internal combustion engines formed of same : en
  • US2374063A - Purification of azo dyestuffs : en
  • US2374137A - Controlled heating of polyamides : en
  • US2373889A - Light indicating switch : en
  • AU119808B2 - Improvements in or relating to plasticised polyamides : en
  • US2374064A - Azo pigments : en
  • ES169143A1 - IMPROVEMENTS IN THE ELECTRICAL CLOCKS FOR CAMPANARIOS : en es
  • GB568708A - Improvements in steam disinfectors and/or sterilizing apparatus : en
  • US2373950A - Electronic tube : en
  • US2374021A - All-metal folding camera stand : en
  • ES169229A1 - OSCILLATING CIRCUIT DEVICE THAT HAS TWO RESONANCE FREQUENCIES : en es
  • ES11312U - Trocar for sternal puncture of recambiables ajugas and of different calibers (Machine-translation by Google Translate, not legally binding) : en es
  • GB568695A - Improvements in and relating to machines for winding silk and artificial silk : en
  • GB568738A - Improvements relating to electric lamp bulb holders : en
  • US2373670A - Lubricants containing di-phosphorus esters : en
  • US2374065A - Applicator : en
  • CA426885A - Sound-absorbing treatment : en fr
  • FR898357A - Method and circuit arrangements for obtaining a direct current as a function of the derivative of the frequency with respect to time of an alternating current : en fr
  • ES169212A3 - DEVICE ADAPTABLE TO THE MOUTH OF THE TAP TO AVOID DISPERSIONS IN THE LIQUID VEIN THAT COMES OUT OF THEM AND TO TRANSFORM IT INTO A SHOWER IF YOU WANT : en es
  • ES10584U - Improvement in the process of construction of slats for blinds. (Machine-translation by Google Translate, not legally binding) : en es
  • FR52506E - New low-temperature distillation process for oil shale by dispersion : en fr
  • GB568729A - Improvements in or relating to the manufacture of artificial filaments : en
  • US2373951A - Foam prevention in vapor phase extraction processes : en
  • US2373701A - Carton : en
  • ES11331U - Feeding bottle. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568777A - Improvements in electric cable systems : en
  • US2373735A - Control means for diesel engines : en
  • US2373976A - Surveying instrument : en
  • US2373982A - Production of styrenes and other products : en
  • US2374000A - Phase modulator : en
  • US2373995A - Broaching machine : en
  • US2374061A - Brake control valve device : en
  • FR898331A - Device preventing the blockage of a pipe by freezing the streams of water flowing therein : en fr
  • GB568709A - Improvements in or relating to the manufacture of plastic or elastic compositions : en
  • US2373716A - Apparatus for blocking row crops : en
  • US2374069A - Method of plasticizing polyamides : en
  • AU999143A - Improvements in or relating to magnet suspension : en
  • US2374138A - Pipe joint : en
  • US2373644A - Wallpaper cutting, pasting, and folding machine : en
  • US2374023A - Portable, adjustable soap rack and tray : en
  • US2373782A - Preparation of polyvinyl ethers : en
  • FR52514E - Peat treatment and drying process : en fr
  • US2373967A - Type chase : en
  • US2373739A - Control device : en
  • USD140905S - Handler etal miniature chair or similar article : en
  • CA426915A - Drying oil extraction : en fr
  • ES7956Y - Improvements in wool bags, arrillera and similar fabrics : en es
  • US2373954A - Manufacture of stiffened fibrous materials : en
  • FR898393A - Antenna : en fr
  • ES169627A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF GLASSES FOR GLASSES : en es
  • AU1638644A - Improvements in rims for vehicle wheels : en
  • DK63380C - Contact mechanism with a movable contact arm. : da en
  • US2374102A - Conversion of hydrocarbons : en
  • US2373943A - Weft-changing mechanism for looms : en
  • US2374011A - Fluid pressure actuated device : en
  • GR10346B - METHOD OF PREPARATION OF NEW TYPES OF HALVA. : el en
  • ES11226U - A new mirror for ladies handbags and pocket (Machine-translation by Google Translate, not legally binding) : en es
  • CA426864A - Filled container gassing apparatus : en fr
  • FR898297A - Explosive rivet with percussion ignition : en fr
  • GB568752A - Improvements in or relating to drop hammers, stamps and the like : en
  • CA426869A - Vacuum producing apparatus : en fr
  • DK63394C - Multi-cylinder Combustion engine, in particular for Motor Vehicles, and with an Exhaust Fan driven by an Exhaust Turbine. : da en
  • US2373899A - Method for manufacturing balls for games : en
  • US2373642A - Pump : en
  • US2373765A - Conveyer : en
  • US2374105A - Weight analyzer : en
  • CA426896A - Tire bagging, curing and de-bagging unit : en fr
  • GB568712A - Improvements in or relating to the filtration of straw, grass and like pulp for paper making : en
  • FR52463E - Combustion process and apparatus : en fr
  • FR898259A - Process for preparing condensation products : en fr
  • FR52515E - Shirt-boxer combination : en fr
  • FR898279A - Centrifugal force contact regulators : en fr
  • FR898335A - Magneto ignition : en fr
  • ES169256A1 - MANUFACTURING PROCEDURE OF FOOTWEAR WITH RUBBER OR REGENERATED SOLE AND CUTTING OF FABRICS : en es
  • US2373893A - Key embodying a signaling device : en
  • US2374136A - Catalytic reaction of isocyanates with organic compounds : en
  • ES4774Y - Hermetic closure system for all kinds of containers. : en es
  • FR52488E - Multiple break compressed air switch : en fr
  • FR898278A - Talking machine with automatic disc change : en fr
  • USPP657P - Orange tree : en
  • US2373650A - Ophthalmic mounting : en
  • GB568761A - Improvements in and relating to mount structures for electric lamps and similar devices : en
  • US2373718A - Shingle : en
  • FR898334A - Compositions for plasters, such as mastics, compositions to be applied with a knife, etc. : en fr
  • US2373665A - Portable intermittent clutch tool : en
  • US2373907A - Ring casting dividing machine : en
  • US2373833A - Cable clamp : en
  • US2373912A - Production of magnesia from dolomite : en
  • CA426806A - Welding method and apparatus : en fr
  • CA426816A - Building structure : en fr
  • US2373818A - Furniture brace : en
  • ES169155A1 - IMPROVEMENTS IN THE METHOD OF DISPOSING THE TUNGSTEN CONTACTS OF THE ENGINE OF ELECTRIC SHAVE MACHINES : en es
  • FR898268A - Process for drawing glass filaments, joining them into a wire and winding this wire : en fr
  • ES159387A3 - PROCEDURE FOR THE PREPARATION OF AN ARSENICAL DERIVATIVE USED IN THERAPEUTICS : en es
  • US2373746A - Collator : en
  • CA426793A - Toy : en fr
  • FR898283A - Process for the preparation of aqueous solutions or suspensions, suitable for the control of harmful organisms, and process for controlling these organisms by means of these aqueous solutions or suspensions : en fr
  • US2373676A - Reproducer : en
  • US2373671A - Calculator : en
  • CA426874A - Resilient mounting : en fr
  • US2373802A - Surgical cast, cast material, and method : en
  • US2373685A - Ignition timing system : en
  • US2374028A - Dynamoelectric machine : en
  • US2374079A - Apparatus for inside riveting of hollow rivets : en
  • US2374151A - Catalytic conversion and regeneration system : en
  • AU119810B2 - Improvements in or relating to coin-fread mechanism for gas or similar meters : en
  • CA426836A - Basic plastic refractory : en fr
  • GB568667A - Improvements in and relating to aircraft : en
  • CA426928A - Heat resisting yarn and cord : en fr
  • FR898262A - Amplifier assembly : en fr
  • US2373658A - Preparation of new sulphonamide derivatives : en
  • USD140911S - Spoon or other article of flatware : en
  • US2373722A - Fastening device : en
  • FR898301A - Rifle for spearfishing : en fr
  • US2374006A - Carton : en
  • US2374015A - Color photography : en
  • GB568740A - Improvements in and relating to calender rollers : en
  • AU126801B2 - A governor-controlled internal-combustion engine such as operates with fuel supplied by a pump : en
  • FR52548E - Motor converter without collector with direct current supply : en fr
  • GB568662A - Improvements in synthetic rubber compositions : en
  • CA426868A - Metal package : en fr
  • US2373648A - Remotely controlled flow valve operating tool : en
  • US2374109A - Multistage dehydroaromatization : en
  • US2373866A - Liquid coating composition : en
  • US2373872A - Weed removing tool : en
  • US2373681A - Heavy duty snap switch : en
  • US2373918A - Layout and drill jig : en
  • US2374111A - Cable anchor : en
  • US2373771A - Mathematical apparatus : en
  • GB568656A - Improvements in or relating to indicating means for use in observing the flight of projectiles : en
  • US2373754A - Stabilization of butadiene-1, 3 hydrocarbons : en
  • FR898328A - Frication clutch device with automatic locking of the transmission components at the end of the clutch : en fr
  • US2373766A - Automobile heater : en
  • US2373788A - Automatic electronic load holder : en
  • CA426823A - Screw-cutting lathe : en fr
  • CA426917A - Condensation product manufacture : en fr
  • USD140920S - Taylor combination vantty and table : en
  • CA426886A - Moving part packing : en fr
  • US2373846A - Method and apparatus for moisture measurement of materials : en
  • FR52494E - Process for preparing phosphorescent substances : en fr
  • FR52534E - Tipping device for household refuse containers moved by a pressurized agent : en fr
  • AU119790B2 - Wire holding device : en
  • CA426828A - Work handling apparatus : en fr
  • US2373687A - Confection and method of making : en
  • US2373773A - Automatic locking jack : en
  • CA426860A - Elastic wearing material : en fr
  • US2374119A - Desk top and support therefor : en
  • CA426892A - Slide fastener moulding machine : en fr
  • CA426838A - Mechanical press : en fr
  • CA426849A - Range surface unit : en fr
  • US2373873A - Picture support : en
  • USD140893S - Design fob a golf club head : en
  • US2373891A - Closure system for vacuum driers : en
  • US2373948A - Method of making diamond headed screw blanks for double threaded screws and header dies for use therewith : en
  • US2373908A - Telephone system : en
  • US2374049A - Electrical induction apparatus : en
  • US2374048A - Apparatus for installing and removing electric-power lines : en
  • ES169265A1 - PROCEDURE TO OBTAIN RUBBER OR RUBBER ANALOGUE MATERIAL : en es
  • US2373672A - Apparatus for manufacturing pipes of composition material : en
  • US2373764A - Moving stairway handrail drive : en
  • US2373777A - Solubilization of formaldehyde polymers : en
  • US2374093A - Brassiere : en
  • US2373655A - Wrapping machine : en
  • US2373710A - Lift for tractor buck bakes : en
  • USD140928S - Design fob a comb : en
  • ES5053Y - Perfuming ring, possibly luminous. : en es
  • AU119798B2 - Improvements inphase-switching relays : en
  • ES169637A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT NUMBER 166239 : en es
  • ES8004Y - Distributor box for phonograph needles and other similar objects. : en es
  • US2373792A - Tuyere block : en
  • US2373733A - Steam cylinder lubricants : en
  • US2373662A - Hydraulic classification method : en
  • USRE22635E - Clutch plate : en
  • US2373839A - Belt conveyer : en
  • US2373869A - Bfelamine process : en
  • US2373949A - Vacuum tube : en
  • US2374090A - Apparatus for intensifying speech in the human vocal cavities : en
  • USD140895S - Design fob a brooch pin : en
  • US2373965A - Lubricated plug valve : en
  • CA426926A - Dynamo-electric machine : en fr
  • GB568786A - A process for the manufacture of composite metal articles : en
  • FR52536E - Internal combustion engine controlled by the cylinder head : en fr
  • ES169267A1 - PROCEDURE TO AVOID THAT THE METAL LIQUID FUSION REDUCES THE SILICCIAL ACID OF THE MASONRY OF METALURGICAL OVENS THAT CONTAIN IT : en es
  • US2373999A - Catalytic alkylation : en
  • USD140921S - Design for a calendar base or similar article : en
  • USD140900S - Design for a coin holder : en
  • USD140924S - Combined mirror and lipstick container : en
  • CA426866A - Thread winding apparatus : en fr
  • CA426927A - Shoe making process : en fr
  • ES168152A1 - IMPROVEMENTS MADE IN THE MANUFACTURE OF ARMORED FLOORS : en es
  • CA426801A - Logging rigging : en fr
  • AU119812B2 - Building material : en
  • CA426908A - Ferrous article production : en fr
  • US2374077A - Resins obtained from ureas and alkylolamines : en
  • US2373645A - Hydrocarbon sweetening : en
  • USD140886S - Design fob a floral holder : en
  • USD140910S - Design fob a game board : en
  • US2373867A - Liquid fuel vaporizer : en
  • US2373793A - Method of recovery of sulphonic acids from a reaction mixture resulting from sulphuric acid treatment of aromatic oils : en
  • US2374088A - Corrosion recorder : en
  • ES8003Y - Improved Album for Impressed Talking Machine Discs. : en es
  • ES162621A1 - SPLICE FOR AXIAL CABLES : en es
  • ES169203A1 - PROCEDURE FOR THE MAKE-UP OF PATTERNS FOR CUTTING : en es
  • ES169634A1 - PROCEDURE FOR THE MANUFACTURE OF A NEW INSULATION PRODUCT BASED ON TEXTILE FIBERS AND SYNTHETIC RESINS : en es
  • US2374008A - Regulating system : en
  • DK63393C - Drinking vessel for cattle with a bowl inserted in its basin. : da en
  • ES169154A3 - IMPROVEMENTS IN THE MECHANISMS OF TRANSLATION OF THE FOCUS ON THE PROJECTORS : en es
  • SE113823C1 - : sv
  • US2373814A - Liquid fuel burner : en
  • US2373978A - Tall oil treatment : en
  • ES169163A1 - AUTOMATIC DIVISOR MACHINE OF BREAD MASS AND OTHER ANALOGUE PASTES : en es
  • US2373842A - Portable hand held electric tool : en
  • US2373794A - Repeating firearm : en
  • US2374036A - Variable load brake : en
  • AU119793B2 - Improvements in or relating to magnet suspension : en
  • US2374086A - Machine for producing pipes : en
  • CA426795A - Scooping and levelling attachment for vehicles : en fr
  • US2374034A - Ornamented article and method of making the same : en
  • CA426871A - Hydraulic press : en fr
  • ES169189A1 - TELAR MACHINE FOR THE MANUFACTURE OF STOCKINGS AND SOCKS OF ONE OR TWO FRONTINGS : en es
  • US2373705A - Manufacture of amines : en
  • US2373775A - Wire spring structure for seat and back constructions : en
  • US2373989A - Optical apparatus for gauging : en
  • US2373874A - Mount : en
  • US2373712A - Viscose production : en
  • FR898255A - Improvements to brakes and more particularly to brakes for bicycles : en fr
  • FR52502E - Instant percussion fuze : en fr
  • GB568719A - Improvements relating to electric switches : en
  • ES8639Y - Pint-gun apparatus. : en es
  • FR898306A - Process for preparing condensation products : en fr
  • CA426794A - Rotary valve assembly : en fr
  • USD140925S - Container for holding medical ingredients and implements : en
  • US2373734A - Means for cooling sewing machine needles : en
  • ES169190A3 - FILTER PLATES MANUFACTURING PROCEDURE : en es
  • GB568756A - Self-lubricating bearings : en
  • GB568793A - Improvements in or relating to the production of pre-cast balusters, pilasters and the like : en
  • FR898388A - New assembly of the <socques> or shoes with plinth : en fr
  • GB568735A - Improvements in mercury cathode electrolytic cells : en
  • USRE22629E - Process for concentrating carotene : en
  • GB568789A - Improvements relating to the production of luminescent materials : en
  • ES169147A1 - MECHANISM GENERATOR OF CONTINUOUS MOVEMENT : en es
  • GB568688A - Improved polyamide products : en
  • GB568749A - An improved propeller hub : en
  • ES7836Y - Headphone holder and telephone notepad. : en es
  • FR898310A - A method of using un-twisted or loosely twisted looped yarns for the manufacture of woven articles, knitted articles and hosiery : en fr
  • ES169202A1 - PROCEDURE FOR THE MANUFACTURE OF WOODEN BELTS FOR SILENT TRANSMISSIONS : en es
  • FR52529E - Process for treating fish or fish waste with a view to extracting albuminoid and protein materials therefrom and product obtained : en fr
  • FR52513E - Peat treatment and drying process : en fr
  • ES169182A1 - LIFTING SYSTEM AND VERTICAL DESCENT IN FLYING MACHINE : en es
  • FR898358A - Transportable dispenser for liquids and especially for hot drinks : en fr
  • ES169216A3 - PROCEDURE FOR TREATING GELATINE COMPOSITIONS : en es
  • GB568772A - Charging batch furnaces : en
  • FR52510E - Continuous and unlimited force movement until it wears out : en fr
  • GB568657A - Improvements in or relating to projectiles or projectile resisting material : en
  • GR10345B - PUMP MECHANISM. : el en
  • ES11308U - Combustion device for heating purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568743A - Improvements in or relating to thermal power plants using a gaseous working medium : en
  • DK63382C - Coupling to automatic Phase switching and consequent Countercurrent braking of a three-phase AC motor. : da en
  • ES8023Y - Pneumatic balloon wheel, with central lock, for vehicles and airplanes. : en es
  • FR52484E - Cardboard manufacturing process : en fr
  • FR898253A - Process for preparing viscoses with an advantageous viscosity for spinning : en fr
  • GB568763A - Improvements in or relating to ridging ploughs : en
  • ES169160A3 - IMPROVEMENTS IN THE CONSTRUCTION OF BUILDINGS AND OF THE BRICKS OR BLOCKS FOR THE SAME : en es
  • FR52504E - Improvements to reaction circuits : en fr
  • FR898369A - Process for manufacturing a glow discharge tube in gases used in particular as a safety device : en fr
  • DK63389C - Process for the production of condensation products of urea groups containing dicarboxylic acids. : da en
  • ES11297U - Improved machine for sewing straps. (Machine-translation by Google Translate, not legally binding) : en es
  • FR898371A - Lid closure : en fr
  • CA426913A - Belt splicing mechanism : en fr
  • US2373707A - Atomizer : en
  • US2373723A - Fluid pump or motor : en
  • GB568747A - Improvements in radio receivers : en
  • FR898365A - Process for the manufacture of strictly synthetic fibers of all kinds and comprising a permanent loop, in particular of son or of looped fibers of superpolyamides : en fr
  • ES11210U - Automatic device that provides diesel-type engines (when the gas engine is closed to the gas engine) the air they require for their running in relay, automatically and by hand, which they need to start, (Machine-translation by Google Translate, not legally binding) : en es
  • US2373812A - Torque thumbscrew : en
  • US2373966A - Type chase : en
  • US2373643A - Organic sulphonates and method of making : en
  • US2374101A - Rubber reclaiming solvent : en
  • AU1106843A - Improvements in or relating to coin-fread mechanism for gas or similar meters : en
  • US2374121A - Fabric : en
  • AU937243A - Improvements in or relating to microphones : en
  • US2374020A - Drafting machine : en
  • FR52478E - Process for purifying and improving sulphonation products of shale oils : en fr
  • ES168274A1 - COMPOUND TOOL MANUFACTURING PROCEDURE, ESPECIALLY STRAWBERRIES, SCREENERS AND SIMILAR : en es
  • ES169151A3 - ISOPROPYL ALCOHOL MANUFACTURING PROCEDURE : en es
  • USD140875S - Design fob a helicopter motorcycle : en
  • CA426933A - Typewriter : en fr
  • US2373668A - Motor : en
  • ES169652A1 - A DEVICE TO COMBAT HARMFUL ANIMALS ON PLANTS : en es
  • ES169233A1 - IMPROVEMENTS INTRODUCED IN OR RELATED TO THE MOUNTING OF BOX OR BODY OF VEHICLES : en es
  • FR898322A - Method and device for preventing yarn breakage by the platens in straight picking knitters : en fr
  • US2373763A - Enteric coating : en
  • US2373925A - Coupling seal construction : en
  • FR898290A - Brake for bicycles, mopeds and other similar vehicles : en fr
  • US2373664A - Impact clutch : en
  • US2373962A - Punch and die unit : en
  • ES11337U - Apparatus applicable to the delivery or delivery of liquids (Machine-translation by Google Translate, not legally binding) : en es
  • CA426879A - Sparkproof flooring : en fr
  • CA426925A - Structural material : en fr
  • AU1990445A - Improvements in or relating to power transmitting devices : en
  • US2374012A - Voltage regulating system : en
  • ES11344U - Electric plug to assemble and disassemble by hand, with insulating box. (Machine-translation by Google Translate, not legally binding) : en es
  • US2373953A - Salts of : en
  • USD140892S - Design for a golf club head : en
  • ES169153A1 - SYSTEM OF TAKING OF CURRENT IN TROLLEYBUSES AND SIMILAR : en es
  • ES8378Y - Perfected type brief. : en es
  • FR898367A - Process for preparing a pectin-based product : en fr
  • GB568792A - Improvements in or relating to ointments : en
  • GB568697A - Improvements in and relating to noise suppression circuits for radio receiving apparatus and the like : en
  • FR52518E - Vibrated concrete hollow concrete floor for spans and medium loads : en fr
  • FR52491E - Process for straightening continuous production lines : en fr
  • FR52526E - Milling machine for screws and other similar parts : en fr
  • ES10688U - Individual supplement for glasses, for protection against the sun. (Machine-translation by Google Translate, not legally binding) : en es
  • FR898343A - Underlay in elastic material for shoulder straps or straps of backpacks, military bags and similar items : en fr
  • DK63373C - Pipe hose to be heated by Air or High Temperature Gases. : da en
  • US2373752A - Picture transmitter tube mosaic screen : en
  • USD140936S - Design fob a ring : en
  • US2373783A - Locking mechanism : en
  • CA426799A - Air cleaner : en fr
  • US2373751A - Seat construction : en
  • US2374076A - Liquid level control means : en
  • US2373761A - Breech-closing means for selfloading firearms : en
  • ES11005U - Support for image discs or backgrounds for propaganda projection devices. (Machine-translation by Google Translate, not legally binding) : en es
  • USD140907S - Design fob a curtain oe the like : en
  • CA426808A - Wood finishing process : en fr
  • AU124980B2 - Improvements in or relating to power transmitting devices : en
  • US2374158A - Monoazo dyestuffs : en
  • US2373804A - Hay and shock loader : en
  • US2373944A - Milling machine attachment : en
  • USD140898S - Design fob a clip or similar article : en
  • US2373864A - Refractory composition and method of making the same : en
  • USD140882S - Design fob a pull toy : en
  • US2373985A - Fluid lift pump : en
  • US2374033A - Mechanism for making neckties : en
  • US2373858A - Door for animal houses : en
  • US2373682A - Egg thawing : en
  • ES169209A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CONTACT POTENTIOMETERS BY SLIDING SHEET : en es
  • FR52474E - Small size camera : en fr
  • ES11084U - Electric generator tube applicable to water pipes of small caliber (Machine-translation by Google Translate, not legally binding) : en es
  • GB568773A - Improvements in and relating to hinges : en
  • US2374083A - Governor adjusting mechanism : en
  • US2373997A - Voltage limiting circuit : en
  • ES8002Y - Automatic dispenser case for small objects such as phonograph needles and the like. : en es
  • FR898370A - Limit switch switching device : en fr
  • CA426847A - Fuse device : en fr
  • GB568675A - Process of making composite yarns, and the composite yarns so produced : en
  • US2373785A - Portable electric drill : en
  • USRE22634E - Control apparatus : en
  • US2374039A - Duplicating machine : en
  • GB568716A - Improvements in filtering apparatus : en
  • US2373980A - Guy line shackle : en
  • CA426831A - Electrical signalling system : en fr
  • AU119813B2 - Improved machine for straightening the lead wires of radio tubes andthe like : en
  • US2373859A - Rotor mounting means for variable tuning devices : en
  • USD140923S - Design fob an ash teay : en
  • ES4976Y - Special packaging. : en es
  • ES11293U - Game of living room. (Machine-translation by Google Translate, not legally binding) : en es
  • ES163947A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • AU124361B2 - Improvements in or relating to hardening cylinder bores andother surfaces bythe electrodeposition ofa wear-resisting metal, such as chromium : en
  • FR898387A - Tool for machines and apparatus used for bending or bending iron bars, in particular reinforcements intended for reinforced concrete : en fr
  • US2373886A - Pressure operated tool connector : en
  • US2374131A - Conveyer structure : en
  • GB568718A - Improvements in fan assemblies : en
  • GB568737A - Improvements in or relating to the manufacture of cardboard cartons and the like : en
  • ES11239U - A container box device for the use, in sterile conditions, of medical instruments (Machine-translation by Google Translate, not legally binding) : en es
  • ES169140A1 - ELECTRIC PERCUSSION DEVICE TO DRIVE THE TELATES SHUTTLE : en es
  • ES169641A1 - PROCEDURE FOR THE MANUFACTURE OF HOLLOW OBJECTS OF NATURAL RUBBER OR SYNTHETIC, WITHOUT WELDING : en es
  • FR898361A - Corrugated separator for electric accumulators : en fr
  • FR52490E - Suspended file : en fr
  • FR898339A - Hand-held electric lamp, for minors, containing a firedamp indicator consisting of a gasoline lamp : en fr
  • GB568765A - Improvements in or relating to the measurement of electric current and more particularly current of a short or transient duration : en
  • GB568787A - Improvements relating to cyclized rubber : en
  • USD140919S - Sutton airplane : en
  • USD140935S - Design fob a bottle : en
  • GB568661A - Improvements in or relating to internal combustion turbine plant : en
  • GB568779A - Improvements relating to electrical magazine fuses : en
  • GB568741A - Improvements in gimbal and other bearings : en
  • ES169640A2 - PROCEDURE FOR THE PREPARATION OF PYROLIGNING LIQUIDS INTENDED FOR THE CONSERVATION OF FOOD GENRES EXPOSED TO CORRUPTION : en es
  • GB568798A - Improvements in machines for peeling potatoes and the like : en
  • FR898293A - Apparatus for grilling pig bristles and other similar applications : en fr
  • FR898364A - Removable fixing device of a flat link with a handle : en fr
  • GB568689A - Improvements in means for regulating power factor and voltage in alternating currentcircuits : en
  • FR898300A - Brake for a bicycle, moped, or similar vehicle : en fr
  • ES169210A3 - IMPROVEMENTS IN THE WARNING MECHANISMS : en es
  • FR898274A - Distillation apparatus, in particular for the production of distilled water : en fr
  • FR898362A - Accounting card sorting machine : en fr
  • ES169191A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • FR898323A - Device for switching from an asymmetrical high-frequency assembly to a symmetrical assembly : en fr
  • FR898395A - Gate valve : en fr
  • ES169183A3 - MARKING APPARATUS FOR DRAWINGS, SHEETS, POSTERS, LABELS AND THE LIKE : en es
  • GB568748A - Improvements in or relating to voltage regulating systems for electric current converting systems : en
  • US2374149A - Method of preparing furan : en
  • US2373816A - Continuous vulcanization process and apparatus : en
  • DK63371C - Apparatus for Hollow Metal Forming Apparatus Using Liquid Pressure. : da en
  • US2373992A - Self-feeding power-driven screw driver or like tool : en
  • US2373909A - Refrigerating apparatus : en
  • US2374053A - Variable load brake : en
  • DK63399C - Cutting polisher. : da en
  • US2373880A - Liner hanger : en
  • ES169632A1 - PROCEDURE FOR THE MANUFACTURE OF A NEW INSULATED PRODUCT BASED ON TEXTILE FIBERS AND OXIDATED LINED OIL : en es
  • US2373847A - Coated foil closure : en
  • FR898265A - Steel tube intended in particular for forming refrigerant and condenser piping : en fr
  • US2373938A - Nitrogenous organic compounds and processes of making same : en
  • US2373956A - Rearrangement of unsaturated aliphatic alcohols : en
  • CA426791A - Primary carbon manufacture : en fr
  • CA426814A - Lubricating oil reclaimer : en fr
  • GB568713A - Improvements in or relating to stapling machines : en
  • CA426824A - Flask and weight means therefor : en fr
  • US2373853A - Razor blade sharpener : en
  • US2373884A - Production of fresh water from salt water : en
  • US2374150A - Insect catching machine : en
  • CA426811A - Wood pore filling method : en fr
  • CA426822A - Concrete form clamp : en fr
  • AU133968B2 - Improvements in methods and compositions for killing weeds : en
  • US2373920A - Lister : en
  • DK63403C - Collection container for Skarn and similar waste. : da en
  • AU119797B2 - Oscillation generators for use indirection finding systems : en
  • US2373829A - Angle edging device : en
  • US2374055A - Thermal responsive device for electrical coils : en
  • USD140938S - Wade candlestick : en
  • CA426810A - Wood finishing process : en fr
  • US2373653A - Training equipment for airplane pilots : en
  • ES169639A1 - A NEW FORGED CONSTRUCTION SYSTEM : en es
  • ES169657A1 - NECKLACE WITH AXIAL BEARING BEARING : en es
  • ES169224A1 - PROCEDURE FOR OBTAINING A NEW PREZPITANT OF VEGETABLE COLAS, IN A DISSOLUTION STATE : en es
  • FR52503E - Improvements in the transmission of electrical signals having a DC component : en fr
  • US2373719A - Induction furnace construction : en
  • US2373937A - Process of coating magnesium and magnesium alloys : en
  • FR898325A - Lamp adaptable to beds, dressing tables, wardrobes and similar furniture or other walls : en fr
  • US2373780A - Multistage compressor : en
  • USD140896S - Design fob a brooch fin : en
  • USD140880S - Design fob a fabric : en
  • AU1126143A - An improved safety razor : en
  • CA426815A - Lubricating oil reclaimer : en fr
  • US2374035A - Manufacture of alkali metal silicates : en
  • AU119799B2 - An improved safety razor : en
  • FR52532E - Tipping device for household refuse containers moved by a pressurized agent : en fr
  • US2373654A - Valve : en
  • US2373922A - Method of attaching soles to shoes : en
  • US2373940A - Glove : en
  • US2374017A - Contactor : en
  • US2374114A - Filtering apparatus and process : en
  • CA426797A - Egg encasing means : en fr
  • ES169243A1 - BANK FOR TESTING OF HELICAL SPRINGS : en es
  • GB568714A - Improvements relating to thermostatic switches for controlling electric circuits : en
  • CA426882A - Luminaire : en fr
  • US2374024A - Sanitary phone attachment : en
  • FR898329A - Plate (or panel) in wood fibers in several layers, free of binder, low thermal conductivity and high soundproofing power : en fr
  • GB568665A - Improvements in and connected with copper-base alloys containing zinc : en
  • FR52497E - Process for the production of condensation products with a high degree of polymerization : en fr
  • ES11314U - A new device to operate the cable brakes and rods of bicycles by means of pedals (Machine-translation by Google Translate, not legally binding) : en es
  • FR52459E - Filter for gaseous or liquid products with automatic cleaning : en fr
  • FR898375A - Cavity resonator for ultra-high frequency electrical oscillations : en fr
  • GB568705A - Process for colouring coal tar pitch mastic : en
  • GB568658A - Improvements in the production of foam for fire-extinguishing purposes : en
  • FR898396A - Tire tire for vehicles : en fr
  • IE16605L - Moulding dental and like plastics. : en
  • FR898280A - Synchronous tuning setup, especially for multistage resonant amplifiers : en fr
  • US2373809A - Baby carriage : en
  • ES169196A3 - PROCEDURE FOR PRINTING CINEMATOGRAPHIC AND SIMILAR FILMS : en es
  • FR52476E - Apparatus for preparing adhesive tape for direct bonding : en fr
  • AU876143A - Oscillation generators for use indirection finding systems : en
  • US2374026A - Envelope construction : en
  • AU2017245A - Improvements in or relating to hardening cylinder bores andother surfaces bythe electrodeposition ofa wear-resisting metal, such as chromium : en
  • US2373988A - Method of packing tuna fish : en
  • USD140922S - Design for a toy theater : en
  • US2373825A - Airplane propeller : en
  • US2374100A - Water treatment : en
  • USD140915S - Design fob a doll : en
  • US2373810A - Mounting for electrical conduit bushings : en
  • FR898309A - Process for obtaining a retracted effect in textile articles : en fr
  • CA426857A - Copper oxide rectifier : en fr
  • CA426909A - Oscillating disc meter : en fr
  • CA426870A - Cushion blanking die : en fr
  • USD140918S - Design fob a toy : en
  • USD140930S - Design fob a bracelet ob similar article : en
  • US2373757A - Cushion stop : en
  • US2373883A - Shell structure : en
  • US2373913A - Production of magnesia and calcium carbonate from dolomite : en
  • FR52546E - Process for the preparation of water-soluble derivatives of p-aminophenyl-sulfonamide : en fr
  • US2374145A - Polyamides : en
  • US2373791A - Rotary engine : en
  • US2373963A - Toy figure : en
  • US2374094A - Liquid treating apparatus : en
  • FR898359A - Process for preparing lactams and amines : en fr
  • DK63396C - Steering device for Helicopter Aircraft with Equalization of the Tiba torque and Steering by means of Jets of Air or Gases. : da en
  • US2373936A - Light shield for cameras : en
  • USD140908S - Design foe a tire tool or similar article : en
  • GB568702A - Improvements in or relating to fittings for electric lamps : en
  • GB568755A - Improvements in sunshine roofs : en
  • CA426875A - Non-metallic spring and duct : en fr
  • ES169170A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • GB568727A - Improvements in means for regulating spark ignited two-stroke injection internal combustion engines : en
  • DK63395C - Machine for Length Creping a Path of Paper, Metal Foil or Other Creepy Material. : da en
  • DK63378C - Method of Manufacturing a High Voltage Cable. : da en
  • ES11346U - Floors applicable to footwear in general (Machine-translation by Google Translate, not legally binding) : en es
  • FR898284A - Improvements to welding processes for metal parts in hydrogen furnaces : en fr
  • US2373692A - Loud-speaker : en
  • US2373969A - Combined centrifugal fan and dust collector : en
  • USD140891S - Brooch or similar article : en
  • AU1701044A - Improved machine for straightening the lead wires of radio tubes andthe like : en
  • GB568796A - Improvements in electric regulators and indicators : en
  • FR52492E - System for achieving pulsating circulation in equipment containing products which give off gases : en fr
  • GB568686A - Safety razor : en
  • GB568760A - Improvements in and relating to speed control arrangements for induction clutches : en
  • US2373998A - Adjustable time delay relay : en
  • US2373870A - Organic nitrogen-containing compounds and processes for their production : en
  • GB568732A - Improvements in and relating to electric master switches or electrical timing devices for controlling the operations of laundry or other plant or apparatus : en
  • ES169246A1 - APPARATUS INTENDED FOR THE LOMPIEZA OF SOILS WALLS, CEILINGS AND DOORS, ADAPTABLE FOR THE WAXING AND LIGHTING OF FLOORS AND ZOCALOS : en es
  • GB568704A - Improvements in holding or supporting devices : en
  • GB568672A - Improvements in and relating to tone control systems : en
  • ES169168A1 - PROCEDURE FOR THE OBTAINING OF CONDENSATION PRODUCTS : en es
  • GB568730A - Electromagnetic slip coupling arrangements for controlling the speeds of boiler auxiliaries and of other rotating devices : en
  • FR898273A - Process for preparing dispersions of synthetic resins : en fr
  • US2373715A - Purification of diolefins : en
  • FR898345A - Transportable adsorber : en fr
  • FR898333A - Process for preparing superficially active compounds : en fr
  • FR898348A - Mobile unloading hatch railway wagon : en fr
  • ES11295U - Perfected potentiometer. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169254A1 - PROCEDURE FOR THE OBTAINING OF THE GASIFORM STATE OR AEROSOL IN THE BODIES OF APPLICATION MEDICAMENTOSA, ANTICEPTICA OR INSECTICIDA, THROUGH THE EXTERNAL COMPRESSION DIRECT OR TRANSMITTED : en es
  • FR52489E - Process for the preparation of sulfonamide derivatives : en fr
  • FR52455E - : fr
  • US2373968A - Cutting table and attachment therefor : en
  • US2373851A - Bottle carrier : en
  • ES168829A1 - APPARATUS FOR USES OF MEDICINE AND VETERINARY SURGERY : en es
  • FR52454E - Improvements to gasifiers more particularly used on motor vehicles : en fr
  • FR898349A - Protective cleat for shoes : en fr
  • DK63405C - Fastener Recovery Tool. : da en
  • GB568671A - Production of resins from saturated chlorohydrocarbon polysulphonamides of high molecular weight : en
  • GB568664A - Improvements in or relating to processes of preparing solutions of resins or rosins,processes of sizing paper, and the improved composition of matter and sizing composition resulting therefrom : en
  • FR52538E - Over-current circuit breaker : en fr
  • USD140937S - Design for a stock bottle : en
  • ES11292U - New almanac billboard-calendar (Machine-translation by Google Translate, not legally binding) : en es
  • US2373915A - Sweeping indicator for dust suction pipes : en
  • CA426884A - Card punching machine : en fr
  • GB568721A - Improvements in or relating to smokeless powder : en
  • ES169133A1 - MECHANISM OF BRAKE FOR THE FOLDING OF URDIMBRE DE LOS TELARES : en es
  • FR898351A - Improvements to very shortwave amplifiers : en fr
  • FR898281A - Antenna shortened with respect to its length corresponding to its own wavelength : en fr
  • IE16771L - Steering indicator for trolley buses : en
  • ES169213A3 - PROCEDURE FOR MAKING CINEMATIC FILMS WITH SOUND RECORDING : en es
  • GB568739A - Improved means for controlling the direction or manner of flow of gas within gas purifiers : en
  • US2373732A - Printing process and device : en
  • US2373834A - Motor vehicle steering stabilizer : en
  • AU2021545A - Improvements relating to apparatus for electro-deposition : en
  • CA426872A - Cutting machine : en fr
  • FR52537E - Spark plug : en fr
  • US2373711A - Sanitary brush : en
  • US2374143A - Combined bottle cap and stopper : en
  • FR52462E - Log cutting device : en fr
  • FR52483E - New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products : en fr
  • ES11285U - Toothpick with extraction device. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568799A - Improvements in or relating to motorcycles : en
  • FR52550E - Device indirectly indicating the operating status of devices protecting circuits such as fuses, circuit breakers, etc. : en fr
  • USD140879S - Design for a bund fob bridles : en
  • GB568810A - Improvements relating to electric discharge lamps : en
  • FR898377A - Process for treating rye to obtain starch and gluten : en fr
  • ES11332U - Wristband for wristwatches. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11288U - Armor-support provided with bags to house the footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • US2373799A - Bomb loading press : en
  • US2373801A - Fabric : en
  • ES11334U - A hermetic closing box for the packaging of pulverulent or granujientas materials (Machine-translation by Google Translate, not legally binding) : en es
  • US2373790A - Manifold register : en
  • FR52477E - Folding stand for presentation and storage of pipes : en fr
  • GB568663A - Improvements in automatic record changers for gramophones : en
  • ES169162A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • GB568788A - An improved note-frequency remote control installation : en
  • FR52522E - Improved draw cord and process for its manufacture : en fr
  • FR898340A - Device for establishing a desired number of reproductions of documents having different dimensions and drawn up on papers of different kinds : en fr
  • FR898378A - Crossing for railway tracks : en fr
  • CA426804A - Golf club carrier : en fr
  • US2373964A - Lubricated plug valve : en
  • US2374106A - Process for dyeing nylon : en
  • CA426802A - Rigging connector element : en fr
  • FR898330A - File in automatic directory : en fr
  • FR898346A - Chamois leather manufacturing process : en fr
  • ES169629A1 - A CHEMICAL PROCEDURE TO OBTAIN A PRODUCT IN PLOVO SUBSTITUTE FROM ANIMAL ALBUMS : en es
  • US2374118A - Snatch block : en
  • CA426910A - Vehicular glazing construction : en fr
  • US2373762A - Window unit : en
  • US2373772A - Combination cigarette container and lighter : en
  • US2374080A - Automatic phonograph : en
  • US2373917A - Vacuum bottle cup : en
  • US2373660A - Antenna : en
  • US2374127A - Stabilization : en
  • US2373849A - Apparatus for applying treating or coating materials to paper : en
  • US2373887A - Manufacture of hydroquinone : en
  • US2374125A - Propelling means : en
  • US2374148A - Wrapping machine : en
  • ES5003Y - New lamp holder. : en es
  • US2373994A - Life preserver : en
  • USD140894S - Design for a brooch pin : en
  • US2373921A - Steel cartridge case : en
  • US2373821A - Production of color photographic images : en
  • USRE22633E - Railway cab side door : en
  • ES169651A1 - CLASSIFICATION SYSTEM FOR CHIPS, SAMPLES AND SIMILARS : en es
  • US2374103A - Apparatus for attaching adhesive tape to masking paper : en
  • US2373759A - Heater for liquids : en
  • GB568673A - Improvements in and relating to preparations for combating animal and insect pests : en
  • US2374001A - Automatic reclosing circuit breaker system : en
  • US2374116A - Treatment of water containing chlorides dissolved therein : en
  • ES11280U - Improved document holder card. (Machine-translation by Google Translate, not legally binding) : en es
  • USD140914S - Design fob a doll : en
  • ES11261U - A rotary die system for game room (Machine-translation by Google Translate, not legally binding) : en es
  • ES169270A1 - CHEMICAL PROCEDURE FOR THE OBTAINING OF NEW PRODUCTS OF SYNTHESIS OF THE COLOMPHONY AND OILS OF THE SAME, DENOMINATED RESIN WITH AROMATIC HYDROCARBONS : en es
  • FR52541E - Lifting gear : en fr