• US2553363A - Building construction : en
  • NL140232B - PROCESS FOR PREPARING A PEPTIDE WITH ACTH ACTION. : en nl
  • CA473551A - Brackets for outboard motors : en fr
  • CH275222A - Cord for insertion into pipe sleeves to be sealed and process for its manufacture. : de en
  • CH275155A - Device for swinging mixing containers. : de en
  • AU156031B2 - Improvements, relating tothe production of powdered senna extract : en
  • BE502772A - Luggage rack, especially for lightweight bicycles and motorcycles : en fr
  • US2553140A - Phonographic translating device : en
  • AU150130B2 - An improved method and means of casting molten metal : en
  • US2553259A - Process of joining plastic substances : en
  • ES192905A1 - IMPROVEMENTS IN THE METHODS OF SENSITIZATION AND PHOTOGRAPHIC PRINTING, BY PENETRATION OF PLASTIC MATERIALS AND TISSUES : en es
  • FR980520A - : fr
  • NL67801C - : en
  • US2553451A - Arch support : en
  • USD163267S - Cigar lighter or similar article : en
  • CH275270A - Device for intensifying the functions of the chewing apparatus. : de en
  • CA473659A - Methods and means for inspecting materials by wave trains : en fr
  • CH275274A - Process for making penicillin. : de en
  • US2553264A - Gauge for doughnut machines : en
  • DE805292C - Electric baking device for cakes or the like. : de en
  • ES197188A1 - IMPROVEMENTS INTRODUCED IN THE COUNTERPOINT HEADS, APPLICABLE TO MILLING AND SIMILAR MACHINES : en es
  • FR980708A - Development of measuring devices with an adjustable phase modulation circuit : en fr
  • CA473572A - Boilers : en fr
  • US2552963A - Winding barrel for watches : en
  • US2553164A - Pivotal indicator for newspaper delivery boxes : en
  • US2553475A - Manufacture of dyestuffs : en
  • US2552586A - Automatic volume control : en
  • US2553147A - Pipe-cutting machine : en
  • US2552569A - Flow responsive apparatus : en
  • USD163251S - Breedlove radiotelegraph key : en
  • US2552986A - Tank car unloading apparatus : en
  • DE1623357U - COAL STOVE WITH FIRING UNDER THE BAKING POCKET. : de en
  • ES192857A1 - A SKI : en es
  • GB653355A - Improvements in or relating to protective devices for electric circuits : en
  • DE1623410U - FLOW REGULATOR ON JAUCHE BARRELS. : de en
  • US2552846A - Power unit for bicycles : en
  • AU150555B2 - Improvements relating to motor control systems for electrically propelled vehicles : en
  • US2553341A - Electric terminal : en
  • US2552809A - Compensated amplifier circuit : en
  • US2553117A - Rack for flat articles : en
  • USD163321S - Protective holder for razor : en
  • CA473521A - Window cornice board assemblies : en fr
  • FR980572A - Process for refining motor oils and fuels and resulting products : en fr
  • CA473622A - Flush valves : en fr
  • CA473527A - Resilient hat-racks : en fr
  • US2553087A - Convertible crib-pen for babies : en
  • US2553313A - Band stop filter for electromagnetic waves : en
  • GR12982B - DOUBLE TURN SHARP. : el en
  • US2552647A - Sewing machine with intermittent shirring attachment : en
  • US2552787A - Channel switching in voice current repeater stations : en
  • DE805393C - Stamp lock : de en
  • FR980541A - Manufacturing process for artificial threads based on viscose : en fr
  • FR980836A - Filter refinements : en fr
  • FR980862A - Method and apparatus for the transfer of heat energy at elevated temperature : en fr
  • GB653347A - Isomerization of 1:4-dicyano-2-butene to 1:4-dicyano-1-butene : en
  • DE805407C - Electric switch with arc extinguishing by self-generated compressed gas : de en
  • ES192962A3 - AN IMPROVEMENT IN THE RUBBER WIRE MANUFACTURING PROCEDURE : en es
  • FR980832A - Method and apparatus for manufacturing products based on magnesia and calcium carbonate, in particular for water purification : en fr
  • AU151416B2 - f "Improvements in or relating to weft replenishing apparatus for weaving looms : en
  • US2552801A - Spark plug cleaner : en
  • US2553303A - Method of making pile fabrics : en
  • FR980518A - Improvements to contact collars for mounting pistons and their segments in cylinders : en fr
  • FR980756A - Bogie : en fr
  • FR980834A - Process for vulcanizing molded articles of rubber or plastics and molds for the application of this process : en fr
  • AU143951A - Improvements in or relating tothe production of metallic titanium : en
  • CA473518A - Means for gripping and lifting strip materials : en fr
  • CH275266A - Socket, in particular for electric lamps known as "flash". : en fr
  • AU139551A - An improved method and means of casting molten metal : en
  • CA473623A - Manufacture of defluorinated tricalcium phosphate : en fr
  • ES26500U - New anti-dust injector device for coal mines (Machine-translation by Google Translate, not legally binding) : en es
  • GB653552A - Broaching method and machines therefor : en
  • AU139351A - Improvements, relating tothe production of powdered senna extract : en
  • CH275119A - Process for the production of electrically heated devices. : de en
  • AU139451A - Improvements in or relating to parachute releasing mechanisms : en
  • US2553209A - Plate powdering machine : en
  • USD163288S - Kantarof blouse : en
  • AU155744B2 - Improvements in or relating to electrical control circuits : en
  • US2552895A - Vacuum gauge : en
  • US2552980A - Alkylation of olefinic compounds : en
  • US2553160A - Film viewer : en
  • US2553421A - Contact printing device : en
  • FR980707A - Process for the recovery of certain valuable elements contained in seawater and brines : en fr
  • GB653531A - Improvements in the manufacture of decorative laminated sheet material : en
  • ES195198A1 - AN INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF CRYSTALS FOR WATCHES : en es
  • US2553013A - Window holding device : en
  • DK72518C - Bracket for attaching to the ceiling of luminaires for tubular light sources. : da en
  • ES196632A1 - AN ELECTRIC IGNITION SYSTEM FOR THE PROPULSION CHARGE OF THE ANTITANK ROCKET PROJECTILE : en es
  • FR980540A - Improvements to methods and devices for maintaining a pressure or load between predetermined limits, especially for papermaking : en fr
  • DE805429C - Cleaning and scrubbing equipment : de en
  • US2553139A - Reciprocating feeder for closure caps : en
  • AU131651A - Improvements in or relating to methods of and means for lubricating chains : en
  • CH275151A - Process for pasteurization of a liquid and installation for implementing said process. : en fr
  • CH275249A - Contact device for rotating electrical appliances. : en it
  • USD163250S - Breath glove : en
  • ES26482U - Hitch for beds (Machine-translation by Google Translate, not legally binding) : en es
  • FR980545A - Rigid assembly device for the elements of seats, tables and similar furniture : en fr
  • AU147299B2 - Improvements in hinges : en
  • US2552706A - Emulsifying agent, method of making said emulsifying agent, and waterin-oil emulsion using said emulsifying agent : en
  • US2553335A - Stop motion : en
  • US2553392A - Recording head feeding device : en
  • FR980463A - Improvements to traction winches and capstans and hauling by cables acting by friction or direct traction : en fr
  • FR980673A - Multi-channel pulse signaling system : en fr
  • GB653516A - Fuel control system : en
  • DE1623351U - DISMOUNTABLE FRAME FOR BOX LIGHTS. : de en
  • ES26036U - Apparatus for analgesia (Machine-translation by Google Translate, not legally binding) : en es
  • US2552891A - Tractor actuated lift for wheeled disk harrows : en
  • US2553096A - Adjustable sweatband measuring and cutting machine : en
  • CH275313A - Equipment in railway systems, which is operated by train axles depending on the direction of travel. : de en
  • CA473581A - Methods and apparatus for the electrolytic coating of metal strip : en fr
  • DE1623224U - DICE ROULETT. : de en
  • DE1623437U - HEATING AND COOKING APPLIANCE WITH DUMP AND CLIMBING PULL. : de en
  • LU30238A1 - : fr
  • US2552837A - Wall type heater : en
  • US2553519A - Onion topper : en
  • GB653600A - Improvements in or relating to wire fences : en
  • US2553269A - Spring box : en
  • US2553482A - Electrical time reminder for various purposes : en
  • CH275181A - Set of parts to form a rescue sled with the help of a pair of skis. : de en
  • USD163237S - Combined television and radio-phonograph cabinet : en
  • CH275113A - Roll-up metal louver. : en fr
  • DE752155C - Process for the pretreatment of material to be separated electrostatically : de en
  • FR980764A - Remote control installation : en fr
  • GB653354A - Improvements in and relating to current distribution in mercury cathode electrolyticcells : en
  • USD163341S - Lipstick container : en
  • ES25033Y - Propaganda box for egg packaging. : en es
  • ES25498Y - New model of portable lamp holder. : en es
  • GB653366A - Improvements in heat consumption meters of the vaporiser type for radiators : en
  • US2552623A - Supplemental lifting finger for reciprocating cutters : en
  • DE805440C - Swivel crane with grab : de en
  • US2552695A - Governing of internal-combustion engines : en
  • CA473578A - Compositions of vinyl polymers and polymeric 4-vinylcyclohexene dioxide : en fr
  • DK72524C - Apparatus for automatic mixing of two liquids in exact ratio. : da en
  • GB653330A - Improvements in or relating to radio locating systems : en
  • FR980675A - Multi-channel pulse signaling system monitoring device : en fr
  • US2552875A - Pantalet : en
  • GB653435A - Improvements in apparatus for promoting water circulation in steam boilers : en
  • DE1623261U - GLASS TAB LIGHT BAR. : de en
  • GB653470A - Process and machine for the continuous manufacture of casting moulds : en
  • ES26084U - A new system in the organization of footwear (Machine-translation by Google Translate, not legally binding) : en es
  • GB653520A - Improvements in or relating to the preparation of guanylmelamines and acid salts thereof : en
  • DK72519C - Tubular lighting mast, especially for railway stations. : da en
  • DE1623296U - TRAVEL CASES, IN PARTICULAR CARRYING CASES. : de en
  • FR980786A - Electric incubator : en fr
  • ES197336A2 - A PROCEDURE FOR THE REGENARATION OF METHACRYLIC RESINS : en es
  • FR980772A - Improvements to synchronization systems for television sets and the like : en fr
  • CH275110A - Shaped stone. : de en
  • DE1623264U - DEVICE FOR DRIVING PULLING MACHINES IN UPHOLSTERY WORKSHOPS. : de en
  • DE754198C - Frame for horizontal piston engines : de en
  • ES192939A1 - A PROCEDURE FOR OBTAINING FIBER DRAWING ELEMENTS FOR TEXTILE YARN : en es
  • DE1623250U - DEVICE FOR SECURING INSULATION PANELS ON THE WALLS OR CEILINGS TO BE INSULATED. : de en
  • DE1623375U - AIR-TIGHT SEALING OF CONTAINERS, IN PARTICULAR FOR MUSTARD CONTAINERS. : de en
  • DE805432C - Thermal protective cover for coffee, tea and similar pots that surrounds the jug on all sides : de en
  • ES24928U - Miniature toy tricycle (Machine-translation by Google Translate, not legally binding) : en es
  • FR980749A - Sulfuric acid concentration process : en fr
  • ES194333A1 - A CONSTRUCTION SYSTEM OF BEAMS AND PARTIALLY PREFABRICATED REINFORCED CONCRETE BEAMS : en es
  • ES26530U - Rolling gravimetric toy (Machine-translation by Google Translate, not legally binding) : en es
  • FR980732A - High lift devices for aircraft : en fr
  • US2552741A - Brush packaging : en
  • US2553413A - Roofing material and process of making same : en
  • CH275195A - Lens. : de en
  • US2553450A - Roller skate : en
  • USD163291S - Kaupmann cigar lighter or similar article : en
  • US2552514A - Machine for inductively welding seamed tubing : en
  • US2552546A - Prefabricated bathroom unit : en
  • US2553334A - Wheelbarrow storage and display assembly : en
  • ES192920A1 - A SYSTEM FOR ASSEMBLING ELECTRIC LAMPS : en es
  • FR980638A - Device for the extraction of mining products : en fr
  • DE805330C - Gas turbine : de en
  • DE805376C - Roller skate with a front and rear pair of rollers : de en
  • FR980579A - Improvements to mechanical tractors : en fr
  • US2552751A - Variable-speed friction gear : en
  • US2553310A - Beet gatherer and windrower : en
  • US2553108A - Phase microscopy with reflected light : en
  • US2553167A - Microwave radio transmission system : en
  • US2553524A - Reaction of aminotriazine-aldehyde with vinyl acetate-maleic copolymer : en
  • DE1623346U - HANGING LARGE AREA LUMINAIRE. : de en
  • FR980629A - Device for adjusting the tension of threads, particularly in spinning machines, twisting machines, looms, or other similar machines : en fr
  • FR980698A - Device adaptable to cigarette holders and the like preventing the fall of ashes : en fr
  • CA473665A - Bulk storage bins : en fr
  • ES197370A1 - IMPROVEMENTS IN THE REAR SUSPENSION MEANS ON MOTORCYCLES AND THE LIKE : en es
  • ES24712U - Improved adjustment plunger for syringes for medial injections (Machine-translation by Google Translate, not legally binding) : en es
  • DE751098C - Control for charge regulation of four-stroke internal combustion engines with scavenging and charging : de en
  • DE805277C - Easel file : de en
  • US2553457A - Drop end gondola car : en
  • GB653509A - Electric multi-pole switches : en
  • GB653526A - An improved braiding machine for applying braided textile covers to endless cores or rings and for its simultaneous impregnation : en
  • ES24552Y - Hygienic plate for drinking glasses, cups, mugs and the like. : en es
  • FR980566A - Reciprocating pedal device for bicycles or other applications : en fr
  • AU154676B2 - Improvements relating tothe production of combustible gases from hydrocarbon oils and to catalysts for use therein : en
  • USD163324S - Portable electric tool : en
  • DE1623411U - BLADE DRIVER FOR CUTTERS. : de en
  • FR980774A - Weaving process and resulting fabrics : en fr
  • GB653324A - Improvements in or relating to electron discharge devices : en
  • US2552632A - Fuel flow control device : en
  • US2553034A - Suction squeegee : en
  • FR980713A - Improvement in railway equipment brakes : en fr
  • NL67758C - REGENERATIVE FEEDBACK MAGNETIC AMPLIFIER WITH A SELF-INDUCTION COIL WITH A FERROMAGNETIC CORE : en nl
  • DE805271C - Separation of the rock salt and other accompanying salts from potassium chloride by means of swimming pool treatment : de en
  • DE805280C - Heat exchanger for superheated steam cooler : de en
  • DE805400C - Process for the production of dinitrophenyl ethers : de en
  • ES26258U - Portanaipes (Machine-translation by Google Translate, not legally binding) : en es
  • FR980811A - Side support stand device for cycles and motorcycles : en fr
  • ES192896A1 - A SYSTEM FOR MOLDING SERIES CEMENT LAUNDRY UNITS : en es
  • ES197036A1 - A PROCEDURE FOR THE RECOVERY OF DUST IN MECHANICAL DRILLING OF MINES : en es
  • DE1623445U - SCALE ILLUMINATION FOR PORTABLE MEASURING INSTRUMENTS. : de en
  • US2553339A - Variable inductance tuner : en
  • US2553486A - Protable liquefied gas container : en
  • US2553267A - Shear diaphragm relief union : en
  • ES26459U - New fixable double clamp for holding clothes (Machine-translation by Google Translate, not legally binding) : en es
  • FR980651A - Axle control with cardan-type device : en fr
  • GB653562A - Agitating apparatus particularly for freezing ice cream : en
  • GB653581A - Improvements in or relating to record punching machines : en
  • DE805401C - Thermal line protection on stamping presses with heated stamping plates : de en
  • ES197125A3 - A METHOD FOR OBTAINING GREATER INSULATION BETWEEN MORE OR LESS DIVIDED PARTICLES OF METALLIC OR NON-METALLIC SUBSTANCES : en es
  • US2552549A - Hydraulically controlled implement wheel mount : en
  • DE754588C - Oil circulation lubrication for an encapsulated log winch : de en
  • FR980763A - Electric windshield wipers improvements : en fr
  • GR12991B - IMPROVEMENT IN TROUBLED CLEANER AND STRUCTURE MANUFACTURER. : el en
  • US2552603A - Apparatus and method to comminute solid particles in gas : en
  • USD163310S - Coin bank : en
  • FR980878A - Vibrating stamp for cycle : en fr
  • GB653574A - Improvements in or relating to the treatment of thermoplastic sheet material : en
  • CA473594A - Trash clearers for plows having rolling colters : en fr
  • US2553125A - Screen structure : en
  • DE1623435U - SPRING HOOK FOR SHOULDER PAD. : de en
  • DK72532C - Scraper for chocolate molding machines and similar machines. : da en
  • US2553268A - Erection system for gyroscopes : en
  • US2553369A - Frozen food thawing indicator : en
  • GB653522A - Improvements in or relating to the production of guanadine sulphates : en
  • GB653392A - Improvements in and relating to vertical extrusion machines : en
  • GB653397A - Process and apparatus for the separation of materials of different specific gravity and sizes : en
  • ES197090A1 - IMPROVEMENTS IN THE CONSTRUCTION OF LOOMS : en es
  • FR980475A - Sliding Barrel Firearms Improvements : en fr
  • US2552783A - Housed gas supply with gas weighing means : en
  • NL141380B - PROCESS FOR THE PREPARATION OF MEDICINAL PRODUCTS WITH ANTIVIRUS ACTION AND SUITABLE EFFECTIVE AS-TRIAZINO (5,6-B) INDOLES. : en nl
  • ES193268A3 - AN IMPROVEMENT IN KEYBOARD MUSICAL INSTRUMENTS, WITH ELECTRONIC AMPLIFICATION, CONSISTENT OF A SILENCING DEVICE THAT CANCELS THE AUDITION WHEN NO KEY IS PRESSED : en es
  • USD163268S - Silverware chest : en
  • US2552665A - Accelerator actuated switch for signal lights : en
  • US2553093A - Aminoalkylethanesulfonamide : en
  • USD163270S - Expansible wrist watch bracelet : en
  • CA473528A - Dry cell depolarizing and reconditioning devices : en fr
  • ES192901A1 - A PUMP CONSTRUCTION SYSTEM TO LIFT LIQUIDS OR TRANSFER THEM FROM ONE CONTAINER TO ANOTHER : en es
  • GR12990B - PERFECTIONS IN OR IN RELATION TO LIGHTING MATERIALS. : el en
  • ES192877A1 - AN APPARATUS FOR STRIPING : en es
  • FR980633A - Improvements to electric filter networks : en fr
  • DE1623274U - SHORT TUBE SPRING. : de en
  • US2553389A - Holder for dispensing material in roll form : en
  • BE502763A - : en fr
  • DE1623286U - TOENE GENERATING PLANE ON FLOOR. : de en
  • FR980477A - Hidden bicycle fender support fitting : en fr
  • FR980810A - Container closing device : en fr
  • CH275178A - Ballpoint pen. : en fr
  • US2553262A - Ventilation and temperature control system : en
  • US2553529A - Control circuit for recording mechanisms : en
  • US2552649A - Railway ballast cribber : en
  • FR980613A - Induction electric appliances : en fr
  • GB653563A - Apparatus and process for freezing ice cream : en
  • FR980640A - Improvements in mining extraction processes and equipment : en fr
  • USD163307S - Coin bank : en
  • ES192859A1 - A PROCEDURE FOR THE PREPARATION OF GLUING MATERIALS, ESPECIALLY FOR FILLING OF FILLERS, ON SUPPORT SUBSTANCES : en es
  • FR980604A - Manufacturing process for chlorine peroxide : en fr
  • FR980647A - Device for causing a shaft to stop in predetermined positions : en fr
  • GB653586A - Improvements in and relating to the control of fuel injection pumps of internal combustion engines : en
  • DE805354C - Device for grinding the clearance angle of tools such as cutters, reamers and the like. like : de en
  • ES26442U - Device for towing vehicles (Machine-translation by Google Translate, not legally binding) : en es
  • FR980875A - Method and devices for accelerating combustion in a pulsejet : en fr
  • US2552511A - Instrument landing system : en
  • US2552655A - Machine operated track wrench : en
  • US2552661A - Rotary engine : en
  • DE805355C - Sandblasting blower for cleaning, descaling and derusting all kinds of workpieces : de en
  • ES26497U - Lampholder-support perfected for headlights or lighting organs (Machine-translation by Google Translate, not legally binding) : en es
  • CA473690A - Electrical resonators and mode suppressors therefor : en fr
  • CA473638A - Reel grabs : en fr
  • US2552652A - Forestry tool : en
  • US2553257A - Coin holder : en
  • US2553015A - Control mechanism for sliding camera shutters : en
  • US2553211A - Control means for sewing machines : en
  • US2553480A - Sound-producing alarm for fishing reels : en
  • US2553097A - Leader holder : en
  • US2553260A - Parking meter resetting attachment : en
  • US2553455A - Fertilizer spreading machine : en
  • US2552512A - Keying circuit : en
  • US2553526A - Maximum available manifold pressure and brake horsepower computer : en
  • DE805378C - Patience : de en
  • DE805443C - Substructure for floors, road surfaces, etc. like : de en
  • DE1623311U - BEE SWARM CATCHER. : de en
  • DK72517C - Coupling for parallel operation of AC motors. : da en
  • ES196711A3 - A PROCEDURE AND DEVICE FOR THE THERMAL TREATMENT OF NON-FERRIC METALS : en es
  • FR980694A - Apparatus for working with molten glass : en fr
  • US2553298A - Magneto generator : en
  • US2553415A - Hydrocarbon synthesis catalyst : en
  • US2553425A - Electron discharge device of the magnetron type : en
  • US2553472A - Sediment tester filter disk restrainer : en
  • US2553069A - Device for transmitting over a distance the position of an operating or indicating member : en
  • USD163282S - Motor stethoscope or the like : en
  • DE747886C - Reversing device for the control slide of a piston air pump for reversible internal combustion engines : de en
  • FR980648A - Electromagnetic device : en fr
  • CA473601A - Viscosity control in yarn sizing : en fr
  • CH275206A - Chucks for machine tools. : de en
  • AU151328B2 - Improved method and means for treatment of yarns, and yarns and slivers manufactured thereby : en
  • AU153170B2 - Antiskid device for motor vehicles : en
  • CA473556A - Finnish bath stoves : en fr
  • CH275316A - Grinding machine. : de en
  • CA473651A - Treatment of pulp : en fr
  • CH275121A - Rotary mixer chopper. : en fr
  • CH275278A - Registration board. : de en
  • US2552567A - Dienophilic addition products of ketals of cyclic chlorocarbon ketones : en
  • US2552637A - Drilling apparatus : en
  • US2552987A - Roller skate : en
  • US2553081A - Coin and transfer receptacle : en
  • DE805328C - Fog device for pest and epidemic control : de en
  • CH275292A - Pendulum feedback amplifier. : de en
  • DE805276C - Paper reel : de en
  • US2552734A - Stock loading chute gate : en
  • US2553085A - Container printing machine : en
  • US2553362A - Electrical insulation : en
  • DE805391C - Expansion for underground mining operations or the like. : de en
  • US2553206A - Polysulfide polymer : en
  • FR980510A - Method and apparatus for the automatic control of the continuous application of determined quantities of solid or liquid substances to a web of moving material : en fr
  • FR980895A - Device for cleaning containers and in particular flasks : en fr
  • CA473522A - Educational apparatus : en fr
  • FR980771A - Process and devices for the manufacture of products such as glass : en fr
  • US2552752A - Upward acting door construction : en
  • US2553381A - Fountain paintbrush : en
  • DE1623407U - SELLING CONTAINER FOR DRY BULK GOODS. : de en
  • FR980582A - Ozone machine : en fr
  • FR980612A - Circuit switch : en fr
  • GB653412A - Improvements in or relating to copy milling or grinding machines : en
  • DE1623300U - BRAID. : de en
  • DE1623409U - BUTTON FOR CLOTHES. : de en
  • ES197285A1 - A CONNECTION SYSTEM FOR FLUORESCENT LAMPS : en es
  • FR980646A - Device intended to increase the pressure of a fluid : en fr
  • FR980867A - Decelerometric brake release device for pneumatic brakes : en fr
  • GB653345A - Improvements in or relating to drill rods and processes of making the same : en
  • GB653369A - Improvements in or relating to shuttle blocks and shuttles made therefrom : en
  • GB653361A - An improved mop-head : en
  • GR12985B - WOOD AND METAL BOX. : el en
  • CA473649A - Furfuryl alcohol-phenolic resins : en fr
  • FR980495A - Improvements to transverse magnetic field traveling wave tubes used as amplifiers : en fr
  • GB653433A - Improvements in or relating to electrical control boxes for various machines such asmachine tools hoisting and handling apparatus and the like : en
  • US2553231A - Holder for fishing rods or poles : en
  • US2553470A - Production of alkenyl phenols : en
  • CA473547A - Handles and methods of making same : en fr
  • US2552594A - Coil package : en
  • US2552827A - Machine for corner scarfing of billets : en
  • US2553306A - Apparatus for silencing and filtering noise producing gases : en
  • ES26419U - Device for loading and unloading toy rifles and pistols with the single movement of the trigger (Machine-translation by Google Translate, not legally binding) : en es
  • USD163331S - Sandler scarf : en
  • US2552765A - Shift control mechanism for change-speed gearing : en
  • US2553128A - Mechanism for controlling propellers : en
  • US2552659A - Catalyst regeneration process : en
  • US2553434A - Optical lamp with centering means : en
  • DE1623211U - PLANT FOR THE TREATMENT OF THE HUMAN BODY WITH STREAMING GAS. : de en
  • CH275143A - Machine for determining the length of fabrics. : en it
  • DE752735C - Manufacture of cation exchangers : de en
  • FR980753A - Automatic switching system for out-of-order statistical machines : en fr
  • US2553422A - Sulfonate grease : en
  • US2553444A - Preparation of pure metallic carbides : en
  • US2552708A - Removable dauber and polish supply for shoe polishing brushes : en
  • GB653391A - Ink feeding means for writing pens : en
  • GB653443A - Improvements in or relating to processes of preparing synthetic resins and the resins resulting from said processes : en
  • FR980593A - Improvements to machines for isolating defective metal from an ingot : en fr
  • US2552568A - Fluorosulfonic acid treatment of hexachlorocyclopentadiene : en
  • US2553006A - Driving mechanism : en
  • ES26537U - Improved covers for notebooks and pedagogical books. (Machine-translation by Google Translate, not legally binding) : en es
  • US2552707A - High-frequency coaxial coupling device : en
  • CH275105A - Mechanical side-discharge rake. : en fr
  • US2552606A - Derivative of patuline and processes of producing same : en
  • US2552760A - Binary calculator : en
  • US2553029A - Metal sheet drying oven : en
  • GB653546A - Solid base-stock moulding material : en
  • CH275114A - Double glazed window. : en fr
  • CA473563A - Processes of making shoe stiffeners : en fr
  • ES26496U - An improved support lamp holder for headlights or lighting organs (Machine-translation by Google Translate, not legally binding) : en es
  • US2552792A - Telephone system : en
  • GB653463A - Improvements in doors for vehicles : en
  • US2552666A - Automobile tire valve : en
  • US2552814A - Cyanoesters : en
  • DE805346C - Method and device for the production of cooked and / or smoked food, such as sausages or cheese : de en
  • ES24915Y - Momo or perfected diver, simplified tailoring. : en es
  • GB653326A - Improvements in elimination of static electricity : en
  • GB653472A - An automatic apparatus for controlling and recording the distillation of a liquid : en
  • DE805302C - Pressure cooker : de en
  • DE1623341U - CONNECTING CONTACT FOR THE DRUM OF ELECTRIC ROTARY SWITCHES. : de en
  • FR980780A - Hot-spinning of metals : en fr
  • FR980900A - Cooling device for internal combustion engines : en fr
  • DE1623384U - STORAGE FRAME FOR OFFICE MACHINERY CART : de en
  • US2552966A - Dairy barn and poultry house ventilator : en
  • ES25261Y - Skill toy based on a grotesque matter. : en es
  • US2552687A - Trailer brake actuator : en
  • ES26492U - Wheelbarrow (Machine-translation by Google Translate, not legally binding) : en es
  • GB653343A - Improvements in and relating to pressurised electric switches, particularly of the liquid contact type : en
  • US2552591A - Aromatic acid synthesis : en
  • US2553426A - Method for terminating a low temperature polymerization process : en
  • FR980879A - Horizontal spray nozzle : en fr
  • ES25429Y - Toy. : en es
  • GB653384A - Improvements in or relating to drying drums for use in drying material in the form of small pieces : en
  • ES26536U - Replenishing loin bag (Machine-translation by Google Translate, not legally binding) : en es
  • FR980644A - Commercial vehicle body, applicable to passenger car chassis : en fr
  • GB653530A - Improved method of preparing a sand-core for foundry-use : en
  • FR980455A - Broadband harmonic suppressor : en fr
  • US2552816A - Directional antenna system : en
  • US2553344A - Side-by-side coffee maker : en
  • US2553442A - Arrangement of labyrinth packing for a rotary type of fluid-pressure apparatus : en
  • US2553443A - Wing-mounted jet propulsion system for aircraft : en
  • US2552559A - Process of producing oxygen : en
  • US2552840A - Automatically reversible air-driven tapping unit : en
  • US2553200A - Fishing reel : en
  • USD163260S - Day lamp : en
  • GB653601A - Improvements in photographic printing method : en
  • FR980654A - Anti-theft for auto : en fr
  • GB653572A - Improvements in apparatus for the pressure supply of a liquid or paste : en
  • FR980482A - Brake adjustment : en fr
  • FR980805A - Radio lamp tester and repairer : en fr
  • US2553170A - Pattern component emitter : en
  • FR980621A - Regulator for alternating current supply systems : en fr
  • FR980665A - Paper pouches for powder products, such as pharmaceuticals, for example : en fr
  • FR980844A - Process for the disintegration of conglomerates with a view to liberating the constituents and apparatus therefrom applying this process. : en fr
  • GB653553A - An improved frame-work for a collapsible shelter : en
  • FR980542A - Improvements relating to brake assemblies : en fr
  • FR980790A - Water and dye dispenser for pasta making machines : en fr
  • FR980494A - Improvements to electronic high frequency current generators for induction heating : en fr
  • US2552736A - Flexible harrow : en
  • DE1623344U - BRANCH TERMINAL FOR ELECTRIC CABLES. : de en
  • DE805273C - Retaining screw for chain scraper : de en
  • DE805419C - Electric furnace for the production of glass and similar materials : de en
  • DE1623444U - LEVER ARRANGEMENT FOR ADJUSTING A POINTER ARRANGED INSIDE THE GAHAEUS OF A MEASURING INSTRUMENT BY HANDLING FROM THE OUTSIDE. : de en
  • DE1623345U - UNIVERSAL TESTING DEVICE FOR RADIO INTERCOM. : de en
  • ES197074A1 - A PROCEDURE FOR THE REDUCTION OF MINERALS IN GRAIN OR POWDER, WITHOUT PREVIOUS AGGLOMERATION : en es
  • FR980721A - Filler bottle for reservoir pen holders : en fr
  • US2552778A - Fuel injector : en
  • US2553133A - Quick-change hook : en
  • GB653375A - Improvements in or relating to processes for refining penicillin g : en
  • FR980496A - Device for lotion and massage simultaneously : en fr
  • GB653438A - Improvements in or relating to linkage arrangements for coupling a plough or other soil penetrating device to a tractor : en
  • DE805360C - Luggage lock and portfolio lock : de en
  • GB653481A - Improvements in or relating to a machine tool transmission assembly : en
  • US2553028A - Guide for postioning x-ray lamps : en
  • CA473675A - Tractor mounted spring tooth harrows : en fr
  • US2552838A - Boxmaker's hammer with nail removing recess : en
  • US2553168A - Concentric shell type hot-air heater : en
  • US2553445A - Push back chair : en
  • CH275158A - Process for the production of solid calcium chloride. : de en
  • ES197112A1 - A PERFECTED ELECTROTHERMAL DEVICE : en es
  • ES26511U - Roman bucket for dosing (Machine-translation by Google Translate, not legally binding) : en es
  • GB653378A - Improvements in and relating to composite beams and other structural members : en
  • GB653424A - Improvements in or relating to controls for vehicles : en
  • FR980855A - Watch strap holder : en fr
  • ES25274Y - Multiple circuit breaker for electrical installations. : en es
  • FR980583A - Multiple isothermal beehive, with several queens, with standardized frames and stackable elements. skyscraper type : en fr
  • FR980589A - Electric accumulator : en fr
  • FR980608A - Method of using a heat engine with piston and motor for the implementation of this method : en fr
  • US2553099A - Pantographic sighting apparatus for forming machines : en
  • ES195768A3 - A MACHINE THAT CAN BE USED AS A MIXER OR AS A BLENDER : en es
  • ES26528U - Perfect hanger for men's clothing (Machine-translation by Google Translate, not legally binding) : en es
  • GB653483A - Cash registers : en
  • US2552550A - Multiposition liquid fuel burner grille : en
  • US2553120A - Cigarette dispenser : en
  • US2553332A - Timing device : en
  • US2552849A - Friction drive for tumbling apparatus : en
  • US2552614A - Time-delay relay mechanism : en
  • US2552992A - Door construction : en
  • US2553371A - Electric plug : en
  • US2553424A - Tank type suction cleaner : en
  • NL67903C - : en
  • US2553346A - Pocket clip : en
  • DE805335C - Woodruff key : de en
  • DE805347C - Pretreatment of sulphite waste liquors before processing : de en
  • DE805367C - Connection of a replaceable tread to the shoe heel : de en
  • ES192847A1 - AN IMPROVEMENT INTRODUCED IN THE ACTUATION OF THE VALVE OF THE HORNS AND OTHER ACOUSTIC SIGNALS OF PNEUMATIC OPERATION : en es
  • FR980616A - Process for the preparation of 1-hydroxy-2-amino-6-methyl-4-benzenesulfonic acid diazonium compounds : en fr
  • FR980853A - New automatic closing and opening film holder, for projectors, readers, microfilm enlargers : en fr
  • ES26578U - Single-pocketed box model (Machine-translation by Google Translate, not legally binding) : en es
  • DE805387C - Transport roller for heavy loads : de en
  • DE1623385U - COOLER FOR DISPLAYING REFRIGERATED GOODS. : de en
  • ES26438U - Perfect case for injection needles (Machine-translation by Google Translate, not legally binding) : en es
  • GB653500A - Improvements in or relating to gauging apparatus : en
  • FR980680A - Manufacturing process of organic silicon derivatives : en fr
  • GB653385A - Improvements in and relating to reservoir writing instruments : en
  • US2552873A - Cutting torch : en
  • US2553115A - Holder for darning socks : en
  • DE764425C - Machine for picking up excavated peat and piling it up : de en
  • ES25487Y - Perfect combination. : en es
  • GB653356A - Process for the manufacture of halogenated derivatives of the naphthoquinoneimine series : en
  • GB653540A - Improvements in steam boilers and like heat exchangers : en
  • ES23788Y - Centrifugal fan with double curvature blades. : en es
  • FR980660A - Lobster, fish and all other animal trap : en fr
  • DE1623265U - DEVICE FOR NEAR-ADJUSTMENT OF PHOTOGRAPHICAL CAMERAS. : de en
  • DE1623337U - THROTTLE AND EXPANSION DEVICE, ESPECIALLY FOR HOUSEHOLD REFRIGERATION MACHINES. : de en
  • DE805377C - Skill dice game : de en
  • GB653342A - Recording and monitoring optical unit : en
  • DE755755C - Device for defogging closed spaces : de en
  • DE805310C - Bracket for fastening roof tiles : de en
  • GB653426A - Improvements in or relating to supports for fencing : en
  • US2553329A - Means for mounting prisms : en
  • GB653450A - Improvements in motor cycles : en
  • FR980745A - Tillage instrument allowing successive plowing, sowing and harrowing in a single path : en fr
  • ES26424U - Improvement in the construction of boxes applicable to equipment for electric welding (Machine-translation by Google Translate, not legally binding) : en es
  • US2552554A - Rate responsive gun sight computer : en
  • US2552677A - Can opener : en
  • US2552923A - Container closure : en
  • US2553517A - Electrical remote control : en
  • DE1623299U - COMB, ESPECIALLY FOR BAGS. : de en
  • DE1623312U - LABYRINTH SEAL ON AN ELECTRIC SUBMERSIBLE PUMP. : de en
  • FR980578A - Tool handle : en fr
  • FR980641A - Heating appliance : en fr
  • GR12994B - IMPROVED METHOD AND MEANS FOR EXTRACTION OF LIQUIDS FOR HYGIENE, MEDICAL AND SIMILAR PURPOSES. : el en
  • ES25735U - Shock nozzle for shotguns (Machine-translation by Google Translate, not legally binding) : en es
  • FR980686A - Improvements to automatic percussion keys : en fr
  • FR980845A - Gearbox : en fr
  • US2552596A - Combined hammer mill crushing and oversize particle separating apparatus : en
  • US2553270A - Bandage : en
  • US2553275A - Parachute harness : en
  • USD163342S - Fruit juice shaker : en
  • CA473670A - Purification of ethylene : en fr
  • US2552865A - Glazing bar : en
  • US2553104A - Self-lubricating drive mechanism : en
  • US2553176A - Combined rocker punch and shear container opener : en
  • USD163242S - Hmi w. j. bargen table by : en
  • USD163272S - Deflector for automobile windshields : en
  • DE1623283U - MARINE COMPETITION. : de en
  • US2552683A - Portable camp stove : en
  • GB653607A - Improvements in apparatus for harvesting seaweed : en
  • ES24846Y - Case-library. : en es
  • ES26489U - Dovetail or perfected support (Machine-translation by Google Translate, not legally binding) : en es
  • GB653344A - Improvements in or relating to apparatus for filling receptacles with liquids : en
  • ES192923A2 - IMPROVEMENTS IN THE CONSTRUCTION OF THE FOOTBALL TABLES : en es
  • FR980592A - Quick cooking pot : en fr
  • FR980897A - Potential drainer : en fr
  • GB653370A - Improvements in and relating to electric lamps : en
  • ES197307A1 - A PROCEDURE TO INCREASE THE SALE OF BOOKS, WITH EXCHANGE : en es
  • FR980490A - New hydraulic vehicle jack and its control : en fr
  • GB653434A - Improvements in or relating to conveyor or transmission systems : en
  • FR980470A - Automatic gear shifting : en fr
  • US2552759A - Reel oven loading and discharging device : en
  • US2553185A - Frictionally-held hinge : en
  • GB653560A - Improved remote controlled catch mechanism : en
  • ES196556A3 - A STRAIGHT LINE MACARON SPREADING MACHINE : en es
  • DE1623273U - BALL PEN. : de en
  • FR980479A - Small Stitch Shoe Soles Sewing Machine : en fr
  • DE805301C - Furniture support for preferably table or cupboard furniture : de en
  • USD163293S - Circulator heater : en
  • ES23099Y - Portable lift for skiers. : en es
  • FR980594A - Call disc for automatic telephone device : en fr
  • GB653335A - Improvements in or relating to apparatus for sealing valved bags : en
  • AU156069B2 - Improvements in or relating to photosensitive opal glasses : en
  • CH275125A - Height-adjustable seating furniture. : de en
  • ES192915A3 - IMPROVEMENTS IN THE TEXTILE FIBER STRETCHING MECHANISMS : en es
  • FR980650A - Torque key : en fr
  • ES25739U - Apparatus for hygienically covering containers that contain liquids that are filled with frecuenca (Machine-translation by Google Translate, not legally binding) : en es
  • USD163254S - Inflatable toy animal figure or similar article : en
  • US2552593A - schaab etal : en
  • ES26464U - Improved can opener (Machine-translation by Google Translate, not legally binding) : en es
  • US2552529A - Process for breaking petroleum emulsions : en
  • US2553370A - Metal hair clip : en
  • DE1623234U - FUEL BRIQUETTE. : de en
  • US2553250A - Apparatus for filling containers with ice cream or the like : en
  • CA18166S - Bottle cap : en
  • USD163318S - Pentek fireplace grate : en
  • FR980643A - Improvements to devices and installations for electric wave intercommunications : en fr
  • GB653610A - Improvements in and relating to sighting mechanism for guns and the like : en
  • CA473580A - Overload indicators : en fr
  • US2553324A - Wide band audio and video transformer : en
  • US2553533A - Curing process for bacon : en
  • AU150763B2 - Improvements in circuit-arrangements for use in telephone systems : en
  • CH275122A - Household grinder. : de en
  • CH275237A - Incinerator. : de en
  • AU140551A - Alkyl acetic acid esters of pregnane series 20-21 ketols, and process of making same : en
  • GB653329A - Improvements relating to rotary seals : en
  • US2553277A - Control and operating means for paralyzed hands : en
  • ES197189A1 - IMPROVEMENTS IN THE COMPRESSORS OF THE REFRIGERATING APPLIANCES : en es
  • GB653390A - Hydraulic draw press : en
  • DE805339C - Process for applying metallic layers on hollow bodies and surfaces : de en
  • ES197361A1 - AN APPLIANCE FOR EDUCATIONAL OR RECREATIONAL PURPOSES : en es
  • GB653405A - Directional antenna : en
  • ES24990Y - Special brush for cleaning prosthetic dental pieces. : en es
  • FR980751A - New electric heating element : en fr
  • FR980530A - Process for the emulsion polymerization of unsaturated compounds and for the preparation of their emulsions : en fr
  • FR980690A - : fr
  • DE1623390U - HANGING DEVICE FOR LUMINAIRES, IN PARTICULAR FOR OUTDOOR LUMINAIRES WITH TUBE-SHAPED LIGHT BODIES. : de en
  • US2552883A - Folding chair having a metallic frame : en
  • FR980451A - Machine for printing labels, card labels and the like in the form of strips : en fr
  • GB653402A - Improvements in or relating to electrical network coupling units : en
  • GB653576A - Luminescent material : en
  • GB653340A - Electronic musical instrument : en
  • ES197223A1 - A SIMPLIFIED TRACTOR SYSTEM FOR AGRICULTURAL WORK AND AUXILIARY APPLICATIONS : en es
  • GB653423A - Improvements in or relating to telephone systems : en
  • US2553184A - Electron discharge device : en
  • US2553234A - Conditioning plant for molding sand : en
  • USD163283S - Necktie holder : en
  • DE805371C - Nail location : de en
  • AU155000B2 - Improvements in or relating to parachute releasing mechanisms : en
  • DE1623404U - HOLDER FOR TOILET PAPER ROLLS. : de en
  • CH275184A - Throat gauge. : de en
  • FR980511A - Improvements to a vertical freezer for whipping and expansion of ice cream and other products, operating either by direct expansion of refrigerant gas, or by circulation of non-freezing brine : en fr
  • FR980872A - Grouping, on a ceramic tube, of complex circuits including chokes, capacitors and resistances : en fr
  • CA473515A - Welder handles : en fr
  • CH275267A - Device for igniting fluorescent tubes. : de en
  • AU132651A - Improvements in photoflash lamps : en
  • AU154003B2 - Improvements in or relating to hypsometers : en
  • FR980741A - Improvements to methods and apparatus for implementing electromagnetic oscillations of various frequencies : en fr
  • GB653420A - Improvements relating to windscreen wipers : en
  • ES26038U - Expansive spring for scissors clamps and similar elements (Machine-translation by Google Translate, not legally binding) : en es
  • US2552539A - Diamidothiophosphates : en
  • US2552691A - Portable structure having pivoted boxlike portions : en
  • US2553098A - Dropout fuse construction : en
  • US2553323A - Voltage rectifier circuit : en
  • CH275127A - Collapsible table. : de en
  • US2552563A - Insecticide and miticide compositions comprising hexaethyl tetraphosphate and a nitrophenolic compound : en
  • US2553122A - Multiple purpose convertible furniture : en
  • CH275116A - Electric door opener. : de en
  • US2552999A - Method of making inductances : en
  • CA473685A - Hose ends : en fr
  • DE805349C - Tie rod protection for trailer couplings : de en
  • FR980577A - Improvements to protective packaging for wire bundles : en fr
  • DE1623301U - DEVICE FOR QUICK DETECTION. : de en
  • US2552605A - Food mixer control mechanism : en
  • US2553240A - Stone picking machine : en
  • CH275142A - Device that can be used as a folding table and laundry hanger. : de en
  • CA473569A - Shirt folding units : en fr
  • CA473688A - Ultra-high frequency electronic devices : en fr
  • ES23798Y - Playing card stand fan. : en es
  • AU153760B2 - Improvements in or relating to (3, 5D-Diiodo-4-pyridylmercapto) substituted organic acids and salts and process of preparation thereof : en
  • CH275308A - Vehicle saddles, in particular for pillion seats on motorcycles. : de en
  • DE805293C - Ejector for continuously working vertical coking retorts : de en
  • US2552543A - Coupling : en
  • US2552713A - Baled haystack dump trailer : en
  • CH275220A - Method of assembling a part, in particular a pipe, in a sleeve. : en fr
  • DE1623232U - ADJUSTABLE LOCKING DEVICE FOR CENTRAL STORAGE OF WEATHERING OR RING NOZZLES IN LUTTEN. : de en
  • AU3445750A - Improved collapsible packing case : en
  • CH275263A - Device for igniting mutators. : de en
  • CH275208A - Adjustable reamer. : de en
  • USD163327S - Golf club cart : en
  • USD163346S - Yates crisper : en
  • US2553345A - Wear plate for unit brake brackets : en
  • ES25415Y - Surprise entertainment toys. : en es
  • ES26569U - Portable light for repairs particularly applicable to automobiles (Machine-translation by Google Translate, not legally binding) : en es
  • FR980657A - Improvement in electric billiards : en fr
  • CA473603A - Windscreen wipers : en fr
  • CH275199A - Clock. : en fr
  • DE752252C - Degreasing and cleaning agents for metals : de en
  • DE805412C - Process for the production of turpentine oil : de en
  • AU131351A - Improvements in or relating to photosensitive opal glasses : en
  • CH275188A - Device for determining the direction and size of the slip that occurs when a three-phase synchronous machine falls out of step. : de en
  • DE1623436U - CHOPPER IN EVACUATED GLASS FLASK WITH NOBLE GAS FILLING. : de en
  • CH275246A - Contact pin strip and its manufacturing process. : en fr
  • ES22658Y - Extendable guide on bearings. : en es
  • ES25267Y - Multiple circuit breaker for electrical installations. : en es
  • FR980837A - Manufacturing process of plywood tubes and resulting product : en fr
  • US2553216A - Means for extracting cars from ruts, mud, snow, and the like : en
  • ES193094A3 - AN IMPROVEMENT IN THE HYDRAULIC BRAKING DEVICES FOR VEHICLES : en es
  • US2552908A - Process for concentration of neovitamin a : en
  • US2552917A - Universal plug button or closure : en
  • US2553499A - Welding method : en
  • US2552600A - Floor and wall covering : en
  • US2552784A - Egg holder and opener with reciprocating blade : en
  • ES192970A1 - A PROCEDURE AND APPARATUS FOR THE PERFECTED WELDING OF METALS : en es
  • FR980649A - Process for the diazotization of aromatic amino compounds : en fr
  • CH275106A - Hand motor mower. : de en
  • CH275161A - Resinous composition. : en fr
  • CA473592A - Planters : en fr
  • DE805362C - Exchange pen : de en
  • DE1623360U - REPAIR PATCH FOR RUBBER OR RUBBER-COATED GOODS, IN PARTICULAR FOR MOTOR VEHICLE OR BICYCLE HOSES. : de en
  • US2552531A - Process for breaking petroleum emulsions : en
  • USD163269S - Doll s miniature dresser : en
  • US2552621A - Cooking equipment : en
  • US2552830A - Furnace wall construction : en
  • US2553265A - Method of making zircon refractory : en
  • USD163315S - Newton fabric display rack : en
  • DE1623413U - PRESSURE OIL CAN WITH MOVABLE BOTTOM, TRAINED AS A PRESSURE PUMP. : de en
  • DE1623292U - GEAR FOR ICE CREAM MAKER. : de en
  • US2552764A - Three side lock snap fastener : en
  • US2552965A - Air jack : en
  • US2552669A - Process for purifying normal 1-olefins : en
  • CH275277A - Cash register. : en fr
  • GB653357A - Improvements in calcining decrepitating rocks including limestone : en
  • AU148733B2 - Fluid pressure operated devices : en
  • AU152091B2 - Improvements in reactor assemblies : en
  • DE1623374U - KIDS VEHICLES AND TOYS. : de en
  • CA473691A - Heating apparatus : en fr
  • US2552589A - Shoe : en
  • US2552684A - Process for producing drying oil : en
  • DE756983C - Exchangeable arrangement of a solder metal fuse switch that accommodates the solder metal pin forming the movable switching contact and its opening spring in a metal socket in the insulating support base of a heat switch (e.g. temperature controller) : de en
  • DE805326C - Device for cleaning and peeling of legumes : de en
  • AU135351A - Multichannel microwave transmission system : en
  • CH275171A - Address printing machine. : de en
  • CA473597A - Feeding control means for harvesters : en fr
  • CA473635A - Accounting machines : en fr
  • DK72529C - Device for internal combustion engines. : da en
  • ES192914A1 - A PROCEDURE FOR CORRECTING THE POWER FACTOR IN INSTALLATIONS OF FLUORESCENT LAMPS OR TUBES : en es
  • FR980537A - Roll blocker : en fr
  • FR980784A - Improvements made to bicycle rims : en fr
  • FR980820A - Voltage multiplier-rectifier assemblies for polyphase network : en fr
  • FR980883A - Match indicator? phase : en fr
  • AU139251A - Phosphoric acid polymerization of olefins : en
  • AU154267B2 - Improvements inself-loading firearms andin particular smallbore cannons : en
  • CA473642A - Quenched amplifier systems : en fr
  • AU143451A - Improvements in or relating to electrical control circuits : en
  • GB653529A - Improvements in or relating to textile fabrics : en
  • ES26503U - Trapezoidal belt tensioner (Machine-translation by Google Translate, not legally binding) : en es
  • CH275314A - Parachute. : de en
  • ES26485U - Improved box-container (Machine-translation by Google Translate, not legally binding) : en es
  • GB653547A - Improvements relating to ammunition projectile fuzes : en
  • ES197291A1 - A VOLTAGE REDUCING CIRCUIT : en es
  • US2552747A - Centrifugal self-energizing clutch : en
  • US2552852A - Dishwashing apparatus having detergent dispensing means : en
  • DE1623240U - CROSS SHEARING MACHINE FOR LEATHER AND OTHER MATERIALS. : de en
  • DE1623447U - LETTER SCALE. : de en
  • DE1623402U - WORKSHOP STOOL. : de en
  • ES192952A1 - A DEVICE TO TRANSFORM, BY THE JOULE EFFECT INTO THE MASS, GLASSABLE MIXTURES INTO REFINED GLASS : en es
  • DE755466C - Device for extending and retracting rail bridges mounted on rollers in wire and bogie replacement systems : de en
  • DE805329C - Scarecrow : de en
  • ES196260A1 - PERFECTIONS INTRODUCED IN THE MANUFACTURE OF HOODS FOR PRESSING OIL : en es
  • FR980453A - Advanced electric heater : en fr
  • ES26480U - Perfected swing. : en es
  • US2553340A - Seal for auxiliary filling nipples : en
  • US2553435A - Deck scaler : en
  • GB653493A - Improved carburetter : en
  • ES23718Y - Perfected electrical switch. : en es
  • CA473661A - Supersonic testing : en fr
  • CH275138A - Hand-held device for knitting according to different designs. : en fr
  • CH275317A - Electrical plug. : de en
  • US2552641A - Heat insulated container having foamed plastic insulation : en
  • US2552748A - Sewing-machine light with stepped reflecting surfaces : en
  • ES26433U - Apparatus for the extermination of ants and other parasitic and noxious insects. (Machine-translation by Google Translate, not legally binding) : en es
  • AU154567B2 - Phosphoric acid polymerization of olefins : en
  • CH275233A - Injection nozzle for liquid fuel. : de en
  • FR980544A - Ski attachment : en fr
  • FR980671A - Manufacturing process of iron group metals : en fr
  • GB653591A - Improvements in or relating to cyclic amino alcohols : en
  • DE805370C - Shoe lasts and shoe trees : de en
  • US2553095A - Tablet counter : en
  • US2553454A - Dumping apparatus for vehicles : en
  • DE1623251U - TOOLS FOR PRESSING MOLDED PARTS FROM COMPRESSED INSULATION MATERIAL. : de en
  • FR980498A - Closing device applicable in particular to hatches of ships : en fr
  • CH275234A - Fuel injection pump for internal combustion engines. : en it
  • CH275149A - Shaping machine for making shoes. : en fr
  • ES26435U - Electric oven for culinary uses (Machine-translation by Google Translate, not legally binding) : en es
  • FR980843A - Junction for extension tubes : en fr
  • GB653598A - Improvements relating to electric vaporizers : en
  • ES197333A1 - PERFECTIONS INTRODUCED IN THE MANUFACTURE OF BICYCLE SEATS : en es
  • ES23787Y - Air inlet cone in centrifugal fans, provided with blades or fixed guidelines on it. : en es
  • DE805345C - Circulating air sifter : de en
  • ES197224A1 - IMPROVEMENTS IN THE METHODS FOR THE HARDENING OF ALL CLASSES OF METALS, WITH THEIR CORRESPONDING DISPOSITION : en es
  • FR980531A - Further training in seats, and in particular in vehicle seats : en fr
  • DE1623203U - TELEPHONE SCISSORS PIVOT ARM. : de en
  • DE1623382U - WHITE BROOM. : de en
  • US2553351A - Weft controlling and cutting means for shuttleless looms : en
  • US2552601A - Flexible sole element : en
  • US2552650A - Vibratory stable reference apparatus : en
  • DE1623291U - HIGHLY ELASTIC SOFT ROLLER FOR SMOOTH AND STAMPING PURPOSES. : de en
  • DE1623379U - ROTATING DISC ON A POLE TIP. : de en
  • DE1623391U - DELAY RELAY WITH BIMETAL. : de en
  • FR980812A - Prefabricated panel and junction element for ceiling covering, usable as permanent formwork for laying the upper floor : en fr
  • CA473664A - Delay systems for supersonic inspection : en fr
  • CA473666A - Refrigerator cabinets : en fr
  • CH275148A - Shaper for caps and hats. : en fr
  • US2552633A - Liquid fuel supply device : en
  • US2552800A - Magnetic microphone : en
  • US2552911A - Process for separation of amyl alcohols from ketones by distillation : en
  • US2553196A - Jack positioning device : en
  • GB653371A - Improvements in electric switches and to electric welding arrangements incorporatingsuch switches : en
  • GB653492A - Improvements in power transmission mechanisms and in the application thereof to mechanical storage equipment : en
  • US2552803A - Face shield : en
  • US2553118A - Selective speed control for motor vehicles : en
  • US2553001A - Ventilator : en
  • US2553343A - Brake clearance maintaining device : en
  • GB653524A - Improvements in automatic telephone systems : en
  • GB653554A - Improvements in or relating to pull down devices for rotary well drilling : en
  • ES197312A1 - IMPROVEMENTS IN COMPENSATING EQUIPMENT FOR WINDOWS OF RAILROAD CARS AND AUTOMOBILE VEHICLES : en es
  • ES26525U - Closing device for liquid containers. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980683A - Special sieve for flour : en fr
  • DE1623422U - SHOCK ABSORBERS ON DOOR FRAMES. : de en
  • DE805284C - Output transformer for low frequency amplifier : de en
  • ES192823A3 - AN APPARATUS FOR TAKING OCCLUSION : en es
  • ES196519A3 - A PROCEDURE FOR ASSEMBLING DEVICES FOR FASTENING OR JOINING EDGES OF FABRICS OR STRIPS BASED ON WIRE HELICKS : en es
  • US2552996A - Simulated bowling game : en
  • US2553410A - Device for eliminating silent periods between intermittent recordings : en
  • US2552789A - Key-responsive cycle initiating : en
  • US2553027A - Automatic fluid temperature controller : en
  • DE1623394U - CONNECTOR FOR THE BREATHING HOSES OF APPARATUS FOR DETERMINING BASIC MOVEMENT. : de en
  • FR980614A - Household autoclave device : en fr
  • GB653338A - Improvements in or relating to tool-carrying devices on automatic lathes and other machine tools : en
  • DE752211C - Method for increasing the yield of steel during wind freshening in the converter : de en
  • DE805312C - Climbing formwork made of wood : de en
  • FR980869A - Device for cooling the heads of discs and fixed blades of gas turbines comprising a disc rotor : en fr
  • GB653358A - Manufacture of iron oxide colouring material : en
  • GB653561A - Improvements in liquid level gauge : en
  • CH275247A - A method of treating the surfaces of electrical conductors intended to form concentric pairs. : en fr
  • US2553191A - Machine for automatically applying icing to cakes : en
  • US2552642A - Safety pressure release for pressure cookers : en
  • US2552658A - Nozzle for gas turbines : en
  • US2553210A - Follow-up servomotor : en
  • US2552688A - Appliance for vibrating a safety razor : en
  • US2553079A - Heated primer for internalcombustion engines : en
  • US2553130A - Air directing means for gun type oil burners : en
  • DE805424C - Temperature display on hairdressers : de en
  • US2552676A - Method of manufacturing organometallic compounds : en
  • US2552842A - Clothes hanger : en
  • USD163323S - Dice roller : en
  • FR980548A - Tie making use of two or four ties : en fr
  • FR980476A - Tubular shoe with quick assembly and disassembly for cycle brake : en fr
  • US2552808A - Supporting device for pipe cleaning machines : en
  • GB653566A - Improvements in or relating to the driving gear of internal-combustion engine power-plant : en
  • DE805403C - Automatic lightning protection for ultra-shortwave antenna systems : de en
  • DE805291C - Electric baking and roasting device : de en
  • US2552732A - Chuck device : en
  • US2553114A - Spark plug shield : en
  • ES196318A1 - AN IMPROVEMENT IN COTTON COMBING MACHINES : en es
  • ES24192Y - Switch with position indicator. : en es
  • US2552627A - Shiftable dump body for trucks : en
  • US2552672A - Optical lens system : en
  • DE1623253U - DISPENSER. : de en
  • DE1623386U - RADIATOR GROUP OF SPEAKER SYSTEMS WITH SQUARE DESIGNED MEMBRANE CUPS. : de en
  • CA473548A - Storm sash and screen assemblies : en fr
  • CH275147A - Hat. : en fr
  • US2552821A - Check mechanism for door closers : en
  • US2553180A - Rack for sterilizing bottles : en
  • ES195364A2 - AN APPARATUS FOR THE TRANSFORMATION OF THE DEVICES OF THE BISCUIT TORQUELING MACHINES INTO BLANKETS FOR THEIR NEW CROSSING : en es
  • US2553419A - Elastic wheel for vehicles : en
  • USD163286S - Utensil supporting back : en
  • FR980860A - Metal spring system to hold aprons without belt or fasteners : en fr
  • GB653590A - Improvements in or relating to fabric guiding devices in knitting machines : en
  • GB653427A - Improvements in punnets or open display containers for saleable articles : en
  • FR980553A - Mounting device for electrical pulses : en fr
  • GB653348A - Catalytic hydrogenation process for the production of hexamethylenediamine : en
  • US2553189A - Apparatus for cutting tubing : en
  • US2552667A - Combined rubber and friction shock absorbing means for railway car trucks : en
  • US2553080A - Accelerator and brake control : en
  • US2553511A - Door operating mechanism : en
  • DE1623226U - RAMME AS A TOY. : de en
  • ES195466A1 - A MECHANISM FOR LIGHTERS : en es
  • ES192964A1 - IMPROVEMENTS IN THE CONSTRUCTION OF LAMPS BASED ON TUBES OR GLASS OR CRYSTAL LAMPS : en es
  • FR980679A - Secret multi-lane signaling systems : en fr
  • ES25730U - Cartridge injection syringe (Machine-translation by Google Translate, not legally binding) : en es
  • FR980610A - Dough cutters for making cupcakes : en fr
  • GB653542A - Improvements in or relating to hydraulically actuated brakes : en
  • DE1623263U - DEVICE ON THE MOTOR FOR DRIVEN A STONG PULLING MACHINE AND A PULLING MACHINE FOR LOOSE MATERIAL. : de en
  • FR980779A - Process and apparatus for the exploitation of oil fields : en fr
  • FR980830A - Manufacturing process of earthenware and rajout pastes used in this manufacture : en fr
  • ES194713A1 - AN INCANDESCENCE-FLUORESCENCE LAMP SYSTEM : en es
  • USD163257S - Coin-actuated automatic phonograph apparatus : en
  • FR980505A - Protective installation ensuring instantaneous extinction of flammable products : en fr
  • US2552579A - Radio pulse-echo automatic control system : en
  • US2553071A - Dispensing package : en
  • US2552868A - Pivoted compass or dividers : en
  • US2553137A - Control valve for clutch operating systems : en
  • US2552617A - Tangent bender with flange turning device : en
  • US2552993A - Ketodimethylperhydrophenanthrene-carboxylic acid nitriles : en
  • USD163275S - Liquid warming kitchen cabinet or the like : en
  • DE1623371U - DEVICE FOR STORAGE OF REPLACEMENT TIRES UNDER THE STRUCTURE OF TRUCKS. : de en
  • DE1623334U - PRINT FRAME FOR STAPLER. : de en
  • DE1623449U - LIGHT SOUND AND MAGNETIC SOUND RECORDING MEDIA FOR ACOUSTIC PRESENTATIONS. : de en
  • DE805286C - Selector for telecommunication systems with a common drive for the lifting and turning movement of its switch arms : de en
  • ES192819A1 - A CONTINUOUS AGRAMAR ESPARTO MACHINE : en es
  • FR980456A - Voice current amplification and non-voice frequency signaling device : en fr
  • GB653445A - Improvements in moulding machines for producing cement or like bodies : en
  • CA473536A - Wheel structures : en fr
  • CH275231A - Internal combustion engine. : en fr
  • US2552662A - Connecting rod assembly for multicylinder reciprocating engines having two or more cylinders or rows of cylinders angularly displaced about a crankshaft : en
  • US2552535A - Electron discharge device electrode : en
  • US2553091A - Heater : en
  • USD163247S - Award trophy : en
  • AU154266B2 - Improvements in or relating tothe production of metallic titanium : en
  • AU149784B2 - Improvements in or relating to automatic poultry feeders : en
  • DE1623353U - ELECTRIC LOETER. : de en
  • DE751848C - Process for removing fluorine from roast gases : de en
  • DE805405C - High-voltage switches, in particular sliding disconnectors : de en
  • ES197151A1 - IMPROVEMENTS IN WINDOW BALANCERS : en es
  • ES22646Y - Visible vertical file sorter, suspended. : en es
  • US2552753A - Von schulthess : en
  • DE805406C - Electric switch : de en
  • ES192944A1 - A BOILER FOR LOCOMOTIVE : en es
  • ES23923U - Sausage seal (Machine-translation by Google Translate, not legally binding) : en es
  • US2553283A - Barrel upending device : en
  • US2553383A - Helical gearing : en
  • US2553534A - Machine for straightening collapsible tubes : en
  • DE1623262U - ADVERTISING CLOCK WITH ILLUMINATED DIAL. : de en
  • DE1623441U - GLASS WEDGE RANGEFINDERS. : de en
  • US2553326A - Apparatus for silencing and filtering noise producing gases : en
  • CA473697A - Latches : en fr
  • GB653362A - Seals for package ties : en
  • DE766575C - Cam switches, especially for installation in travel switches : de en
  • CA473641A - Synthesis of compounds having vitamin a activity : en fr
  • CH275271A - Process for the preparation of crystallized penicillin salts. : de en
  • AU142951A - Cap seal, particularly for bottles : en
  • CA473517A - Grapples : en fr
  • FR980899A - Process and tooling for the manufacture of composite construction elements, in particular for aviation : en fr
  • GB653407A - Heat exchanger : en
  • ES26283U - Special stopper for bicycle handlebars and similar (Machine-translation by Google Translate, not legally binding) : en es
  • FR980515A - Device for vacuuming the exhaust gases of a thermal propulsion engine : en fr
  • US2552540A - O-methoxy o-alkyl amidothiophosphates : en
  • US2552555A - Process of preventing detonation in internal-combustion engines and means adapted topractice said process : en
  • CH275211A - Feeding device for boards and planks, for woodworking machines, in particular planing machines. : de en
  • CH275296A - Circuit arrangement for expanding the frequency range of a cathode amplifier. : de en
  • DE805421C - Method of bending glass sheets : de en
  • FR980846A - Multi-purpose removable support for vehicle interiors : en fr
  • GB653406A - An arrangement for radio direction-finding : en
  • US2553101A - Pyrophoric burner lighter : en
  • US2552523A - Method of extracting liquids from a solution to effect concentration : en
  • US2553036A - Corset : en
  • US2553295A - Television antenna : en
  • US2553347A - Automatic pressure, temperature, and vacuum relief valve : en
  • FR980689A - : fr
  • GB653593A - Improvements relating to pneumatic pressure motors and apparatus combined with the same : en
  • GB653456A - Improvements in or relating to fastener elements adapted for insertion into boot parts : en
  • FR980503A - Synthetic surgical prosthesis accessories : en fr
  • ES25425Y - Perfected gas lighter. : en es
  • ES26450U - Aseptic case for hypodermic needles (Machine-translation by Google Translate, not legally binding) : en es
  • DE1623368U - FRAME FOR ADVERTISEMENT SIGNS OR THE SAME, IN PARTICULAR FOR BOTTLE SPOUTS. : de en
  • DE1623395U - TWEEZERS. : de en
  • DE1623448U - KITCHEN SCALE WITH LIQUID LEVEL. : de en
  • DE1623325U - HEEL HOLDER. : de en
  • US2552645A - Grinding machine : en
  • US2553020A - Universal joint : en
  • USD163276S - Place mat or similar article : en
  • ES197366A1 - SOME PERFECTIONS IN THE MANUFACTURE OF GLASS EYES FOR MUNECOS : en es
  • FR980791A - Improvement in frequency control devices for oscillators : en fr
  • GB653460A - Improvements relating to cash and like boxes : en
  • ES197338A3 - IMPROVEMENTS IN THE CONSTRUCTION AND ASSEMBLY OF EXPANDABLE SHELVES IN THE THREE DIMENSIONS, BASED ON SMOOTH STEEL PIPES AND PREFABRICATED ELEMENTS : en es
  • FR980639A - Guiding device for mining machines called plows : en fr
  • FR980550A - Starter arrangement for asynchronous motors : en fr
  • DE1623309U - LIFT FOR VEHICLES OF ALL KINDS. : de en
  • US2553174A - Hinged section for mounts : en
  • US2552725A - Gainer belt tensioner : en
  • GB653487A - An improved adjustable stand, more particularly for use in levelling concrete or like purposes : en
  • DE805444C - Logarithmic slide rule : de en
  • GB653508A - Improvements in or relating to dry shavers : en
  • CH275153A - Apparatus for the continuous treatment of substances with a liquid or gaseous medium. : de en
  • DE1623332U - DECORATIVE COVERING MADE OF CORRUGATED CARDBOARD. : de en
  • AU141151A - Glass-sealed semiconductor crystal devices : en
  • US2553361A - Heat exchange device : en
  • CA473658A - High frequency tube structures : en fr
  • US2552860A - Fluid power device : en
  • US2552933A - Ice shaving machine : en
  • DK72514C - Hermetically encapsulated piezo-electric crystal converter. : da en
  • GB653557A - Improvements in or relating to wrenches : en
  • CA473604A - Electrical apparatus for measuring electrostatic voltages : en fr
  • CA473626A - Powder metallurgy processes for producing steel parts : en fr
  • DE1623417U - MULTI-SPEED GEAR CHANGE-OVER GEAR WITH CONSTANTLY OPERATING PAIRS. : de en
  • AU149050B2 - Improvements in or relating to statistical machines : en
  • USD163319S - Compartmented container : en
  • AU136351A - Improvements in or relating to hypsometers : en
  • AU155442B2 - Improvements in or relating to electrical pulse code signalling systems : en
  • CA473579A - Compositions of polyvinyl acetals and polymeric 4-vinylcyclohexene dioxide : en fr
  • CH275312A - Stop cock for compressed air lines, in particular railway brake lines. : de en
  • US2553065A - Process for the preparation of alkyl cyanoacetates : en
  • US2552935A - Solders : en
  • US2553318A - Method of reclaiming sand : en
  • US2553514A - Hemstitching attachment for sewing machines : en
  • DE1623350U - SOCKET FOR CHRISTMAS TREE LIGHTING. : de en
  • US2552668A - Friction shock absorber for railway car trucks : en
  • US2552686A - Coaxial connector with pressure sealing : en
  • CA473589A - Relays : en fr
  • CH275236A - Diverting device for gases. : de en
  • AU148997B2 - Polishing discs and method of and apparatus for making polishing discs : en
  • CA473534A - Portable belt drive niggers : en fr
  • CH275194A - Projection screen. : en fr
  • CA473554A - Flame hardening of internal cylindrical surfaces : en fr
  • CA473693A - Radio receiving systems : en fr
  • CH275252A - Multiple element contactor with double breaking contacts, in which the various essential component parts are bound together only by the order of assembly and self-settling. : en it
  • CA473570A - High pressure glands : en fr
  • CA473600A - Line tracker controls : en fr
  • CH275214A - Locking device for wristwatch. : en fr
  • CH275145A - Stocking and sock holder clamp. : de en
  • CH275243A - Rotor for turbo machines and process for its production. : de en
  • DE1623260U - ADVERTISING DEVICE WITH ROTATING AND CIRCULAR MOVEMENT OF THE ADVERTISING ITEM : de en
  • ES197270A1 - AN INSTALLATION FOR STATIC SOUND PROJECTION : en es
  • US2552762A - Multiple pump unit for a well installation : en
  • CA473618A - Ground connections for electrical equipment : en fr
  • ES24713U - Elastic adjustment pistons for medical injection syringes (Machine-translation by Google Translate, not legally binding) : en es
  • FR980874A - Process for the preparation of polyvinyl chloride solutions and resulting products : en fr
  • US2553017A - Means for producing carpetlike fabric : en
  • CA473704A - Working processes and apparatus for gas turbines : en fr
  • CA473647A - Catalytic hydrogenation processes : en fr
  • CA473612A - Lead chromate photographic images : en fr
  • CA473571A - Inertia-controlled switch devices : en fr
  • ES26472U - Ampollaj-syringe for medicines that have to be mixed in the monetto of their use (Machine-translation by Google Translate, not legally binding) : en es
  • DE764818C - Rolling bearings for the rolling roll of cam disks, in particular heart disks on spindle or ring arms of spinning machines : de en
  • GB653430A - Improvements in or relating to air intakes for carburetters on motor vehicles : en
  • US2552557A - Process of producing oxygen : en
  • US2552544A - Folding machine : en
  • US2553223A - Intervalometek : en
  • US2552620A - Sizing and packing mechanism : en
  • US2552918A - Universal plug button or closure : en
  • AU150581B2 - Speed governor for telephone subset dial : en
  • DE1623414U - WOVEN HOSE, ESPECIALLY FIRE HOSE. : de en
  • DK72535C - Process for the preparation of preserved oyster shells. : da en
  • GB653603A - Improvements in or relating to the preparation of organic chlorothiophosphates : en
  • ES26483U - Dipositive for the alternative presentation of images and legends (Machine-translation by Google Translate, not legally binding) : en es
  • FR980499A - Lighting fixture equipped with tubular fluorescent lamps : en fr
  • DE1623330U - FLOAT VALVE FOR CLOSET FLUSH BOXES, etc. : de en
  • ES26437U - Refill plug perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980565A - Joint for coupling the metal scaffolding tubes : en fr
  • FR980731A - Dosing device : en fr
  • CH275285A - Crossbar switch for automatic telephone systems. : de en
  • CH275169A - Machine for stamping block letters on clichés. : en fr
  • CA473542A - Relays for protecting electric circuits : en fr
  • DE805418C - Transfusion device for direct blood transfer : de en
  • FR980554A - Manufacture of zein filaments, threads and films : en fr
  • US2553325A - Acceleration of polymerization of polymerizable materials : en
  • US2552527A - Automatic gain-control system for radar direction indicators : en
  • AU146116B2 - Improved collapsible packing case : en
  • US2552711A - Sole to permit circulation of air in rubber footwear : en
  • CA473681A - Cracking and coking hydrocarbon oils : en fr
  • CH275294A - Mixed circuit. : de en
  • AU151085B2 - A banana confection : en
  • CA473544A - Fish slicing and cleaning machines : en fr
  • CA473557A - Methods of refining textiles : en fr
  • CH275193A - Magazine speaking machine. : de en
  • US2552717A - Shuttle drive for looms : en
  • US2553464A - Heat recovery device : en
  • FR980669A - Coated paper and process for its manufacture : en fr
  • FR980728A - Improvement in wood carbonization furnaces : en fr
  • GB653541A - Improvements in or relating to visible indicators : en
  • DE761395C - Electrically controlled door actuation device with pressure medium drive, especially for motor vehicles : de en
  • US2553062A - Fluid fuel combustion apparatus and control therefor : en
  • DE1623237U - STORAGE OF THE LOCKING LEVER FOR REFRIGERATOR LOCKS. : de en
  • DK72515C - Antenna. : da en
  • ES26494U - Package seal (Machine-translation by Google Translate, not legally binding) : en es
  • US2552925A - Stabilized peanut butter : en
  • US2552969A - Telltale radio signal device : en
  • DE1623318U - FASTENING BODIES FOR DOORS, WINDOWS, ETC., IN PARTICULAR OF MOTOR VEHICLES. : de en
  • CH275279A - Telecommunications installation comprising a switching device making it possible to temporarily replace in a transmission line a signaling amplifier by a back-up amplifier. : en fr
  • CH275129A - Bidet. : de en
  • CH275141A - Laundry cleaning facility. : de en
  • DE1623419U - FIRE EXTINGUISHING VEHICLE. : de en
  • ES194231A3 - AN IMPROVEMENT IN MIXED OR COMBINED LOADS FOR COTTON : en es
  • FR980514A - Shoe glue press with locking pad : en fr
  • DE1623319U - SUPPORT FOR BICYCLES. : de en
  • AU143351A - Polishing discs and method of and apparatus for making polishing discs : en
  • GB653403A - A method of, and apparatus for, pasteurizing food liquids : en
  • US2553004A - Dividing protractor : en
  • US2553431A - Soluble interpolymers of tris-2-alkenyl aconitates, 2-alkenyl chlorides, and olefinic-benzenes : en
  • CH275190A - Electric calculating machine. : en fr
  • AU148466B2 - Improvements in and relating to apparatus for dusting crops andthe like : en
  • CA473668A - Lubricants and processes for preparing same : en fr
  • ES25854U - Detector device of the stops of the distributors of the machines of mechanical composition (Machine-translation by Google Translate, not legally binding) : en es
  • ES26394U - Flexible galas for biker (Machine-translation by Google Translate, not legally binding) : en es
  • GB653339A - Improvements in or relating to methods of and apparatus for cold welding of metal : en
  • GB653533A - Improvements in or relating to a constant weight fluid control apparatus : en
  • US2552886A - Dispensing apparatus for liquid fuels and air : en
  • US2553197A - Photoelectric tube : en
  • US2553297A - Trailer bunk : en
  • ES192875A1 - A PROCEDURE FOR THE DYEING OF ARTIFICIAL STRIPY SILK, BASED ON REGENERATED CELLULOSE : en es
  • ES26498U - A bell for bicycles and other vehicles (Machine-translation by Google Translate, not legally binding) : en es
  • CA473525A - Bath tubs : en fr
  • CA473673A - Gage construction : en fr
  • US2553106A - Apparatus for the liquid treatment of packages of yarn : en
  • USRE23365E - Self-sealing releasable coupling : en
  • US2552681A - Vertical lift pump : en
  • US2552825A - Piston valve : en
  • USD163308S - Coin bank : en
  • DE1623412U - CATTLE COUPLING DEVICE. : de en
  • DE805309C - Reinforced concrete rib ceiling : de en
  • FR980858A - Expertise magnifier : en fr
  • GB653341A - An improved alginate medical or surgical preparation : en
  • FR980567A - Method for regulating a pulsating gas current, in particular the exhaust gases of a heat engine and devices for implementing this method : en fr
  • FR980742A - Improvements to friction retarders for motor vehicles : en fr
  • ES24009U - Mold for the printing of panels or plates of agglomerate materials in particles of cork, sawdust, wood chips and the like (Machine-translation by Google Translate, not legally binding) : en es
  • ES25275Y - Automatic plug for electric irons. : en es
  • CA473630A - Esterified condensates of fatty acids with aldehyde and ketones : en fr
  • CA473573A - Interstage coupling circuits : en fr
  • CH275291A - Network comprising several ultra-shortwave stations with multiple communication channels. : en fr
  • ES23339Y - Curtains-blinds. : en es
  • FR980718A - Insulating sleeve for ovens : en fr
  • US2553311A - Torque wrench with predetermined torque signaling means : en
  • US2553119A - Brake set control : en
  • DE805322C - Device for lifting and inserting soil cultivation equipment to be attached to or attached to a tractor : de en
  • AU158048B2 - Power transmission : en
  • CH275305A - Automatic dimming device for motor vehicles. : de en
  • US2553102A - Fulcrum attachment for claw hammers : en
  • US2552937A - Heat exchanger and method of making the same : en
  • US2552533A - Process for breaking petroleum emulsions : en
  • US2553026A - Drawing appliance : en
  • US2553378A - Material handling device : en
  • US2552592A - Stand for posing subjects for x-ray pictures : en
  • US2552782A - Nut fastener : en
  • US2552887A - Air cleaner, etc. : en
  • FR980725A - Light signaling device by electric discharge tubes in particular for foggy weather : en fr
  • CA473585A - Supports for steam generator drums : en fr
  • DK72531C - Drill swing with ratchet mechanism. : da en
  • US2552835A - Drier and cooler for grain or the like : en
  • CH275226A - Screw compressor. : de en
  • DE1623243U - SANDER AND CLEANER, IN PARTICULAR FOR CLEANING OVEN PANELS. : de en
  • ES26422U - Whistle (Machine-translation by Google Translate, not legally binding) : en es
  • GB653605A - Improvements in duplex radio communication systems : en
  • ES26523U - Palillero. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980720A - Improvements to electric heating resistances : en fr
  • DE805379C - Movement device for a jumping jack with movable eye part : de en
  • ES197079A1 - A CENTRIFUGAL MACHINE FOR MOLDING PIECES OF CEMENT : en es
  • ES26254U - Mechanism for the sustentation, guide and maneuver of the figures of the table football games. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980776A - Rapid freezing device : en fr
  • FR980801A - Form-mounting machine : en fr
  • FR980618A - Dual-function automatic safety valve : en fr
  • CH275282A - Multi-stage aperiodic amplifier. : de en
  • DE1623387U - FOUR-STROKE CONTROL SWITCH FOR OPTIONAL SWITCHING OF TWO HEATING RESISTORS ELECTRIC COOKERS IN PARALLEL, INDIVIDUALLY AND IN A SERIES. : de en
  • ES192971A1 - A PROCEDURE FOR COPYING OR REPRODUCING FILM IN COLOR, CINEMATOGRAPHIC : en es
  • ES192924A2 - IMPROVEMENTS IN THE CONSTRUCTION OF FIGURES FOR THE LIVING ROOM GAME : en es
  • FR980535A - Sophisticated silencer that can be used on all internal combustion engines : en fr
  • DE1623235U - MAIL FOLDER CASE. : de en
  • GB653333A - Improvements in and relating to ironing machines : en
  • GB653474A - Improvements in or relating to tippler devices for vehicles : en
  • US2553253A - Jet propulsion engine : en
  • USD163302S - Study ruler : en
  • ES197421A2 - A LUMINOUS APPARATUS AND TRANSPORTER, WITH CONTINUOUS CIRCULATION OF IMAGES, FILMS AND ANALOGUES : en es
  • DE758727C - Dental instrument : de en
  • FR980796A - Process of dynamic use of expansive cements in concrete, masonry or reinforced concrete constructions : en fr
  • ES24746Y - Dish for the sport of shooting. : en es
  • FR980838A - Aircraft elevator control system : en fr
  • DE1623338U - SHOULDER CAR BACKER. : de en
  • US2553374A - Tension device : en
  • US2553498A - First developer for multilayer color film of the reversal type : en
  • ES192840A1 - A PROCEDURE FOR THE CATALYTIC HYDROGENATION OF CARBON OXIDE : en es
  • ES192908A1 - IMPROVEMENTS MADE IN TAPS OR MALE VALVES : en es
  • US2552955A - Laminated glass structure : en
  • USD163253S - Inflatable toy animal figure or similar article : en
  • US2552844A - Bottle holder : en
  • DE1623257U - CUTTERS FOR MILLING THE CAST SKIN OF METAL BLOCKS, ROLLED PLATES OR THE LIKE. : de en
  • DE1623204U - WALL PLUG. : de en
  • DE1623259U - DECORATION SLIDING STAND WITH FOLDABLE BRACKET. : de en
  • ES26517U - Toy gun (Machine-translation by Google Translate, not legally binding) : en es
  • DE1623340U - MESSAGE DEVICE WITH WINDOWS IN THE ACCUMULATOR HOUSING. : de en
  • ES24459Y - New pear-type rubber syringe. : en es
  • US2552776A - Fuel injector : en
  • ES197371A1 - IMPROVEMENTS IN THE WHEEL HUBS OF MOTORCYCLES AND SIMILAR VEHICLES : en es
  • ES26426U - Zip closure : en es
  • ES197318A1 - A PROCEDURE FOR THE MANUFACTURE OF POSTS, FLOORS, TILES, PANELS AND OTHER ELEMENTS FOR THE CONSTRUCTION : en es
  • ES26449U - A perfected garment usable to replace the pajamas (Machine-translation by Google Translate, not legally binding) : en es
  • FR980748A - Nutcracker enhancements : en fr
  • CA473535A - Tricycles : en fr
  • CH275180A - Facility for giving traffic instruction. : de en
  • CH275295A - Device for the transmission of a service call at relay stations. : de en
  • DE805423C - Bracket for making permanent waves : de en
  • DE1623239U - RADIO WITH BUILT-IN CLOCK. : de en
  • CA473655A - Gas-turbine engine power plant installations : en fr
  • DE805304C - Device for quick cooking, baking, roasting, thinning, etc. : de en
  • ES197193A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF PORTABLE RECEIVING DEVICES : en es
  • ES192973A1 - A SALES PROCEDURE WITH A BUYER'S CARD : en es
  • ES197417A1 - A SYSTEM FOR CONVERSIONING GASOLINE ENGINES IN DIESEL : en es
  • FR980797A - Bodywork construction process, in particular for railway equipment : en fr
  • GB653585A - Improvements relating to loom shuttle pirns : en
  • US2553315A - Hitch for grain drills : en
  • FR980881A - Fixator for shoe heels providing regular heel wear : en fr
  • ES192837A1 - IMPROVEMENTS IN THE MANUFACTURE OF PLATES FOR ELECTRIC ACCUMULATORS : en es
  • ES197322A1 - AN APPARATUS FOR THE AUTOMATIC PLACEMENT OF PHONOGRAPHIC DISCS : en es
  • CA473689A - Ringer circuits : en fr
  • US2553002A - Piston ring assembly : en
  • DE805358C - Snap lock : de en
  • CA473609A - Calculating machines : en fr
  • US2553440A - Umbrella, parasol and the like : en
  • US2553448A - Foot brake pedal holder : en
  • ES193005A1 - A PROCEDURE FOR OBTAINING AN ADEQUATE CHEMICAL PREPARATION FOR THE CONSERVATION AND EXTENSION OF THE LIFE OF ORNAMENTAL FLOWERS : en es
  • US2552855A - Tumbling apparatus : en
  • US2553089A - Watch protector : en
  • US2553078A - Turbine blade mounting : en
  • CA473616A - Window sash : en fr
  • CH275170A - Multi-layer, elastic printing form. : de en
  • CH275225A - Method for preventing overflow losses when pumping high pressure multi-pressure pumps. : de en
  • US2552738A - Quick action precision vise : en
  • US2553236A - Self-aligning nut assembly : en
  • CA473614A - Production of phenazonium dyestuff images : en fr
  • CH275210A - Apparatus for the continuous heat treatment of a metallic element, such as a strip or a wire. : en fr
  • FR980559A - Electro-automatic alarm device : en fr
  • FR980659A - Automatic hydraulic valve for gaseous fluid : en fr
  • FR980759A - Improvements to processes and devices for drying materials using a hot gaseous fluid circulating in a sealed environment : en fr
  • CH275215A - Decorative ribbon with articulated links. : de en
  • CH275297A - Image capture tube in television image pickup apparatus and method of making the same. : de en
  • DE1623268U - WAGON SCISSORS. : de en
  • DE1623349U - LIVING ROOM LIGHT. : de en
  • US2553302A - Solar heating assembly : en
  • US2553348A - Cosmetic compact : en
  • AU146117B2 - Blade connecting means or mounting for road graders, bulldozers and like machines : en
  • US2552815A - Door lock : en
  • CA473559A - Coatings and methods of making the same : en fr
  • NL67917C - device for regulating the clamping voltage of a high voltage current consumer supplied with direct current : en nl
  • US2552709A - Process for the purification of rhodium : en
  • US2552995A - Combined vehicle tire and antiskid device therefor : en
  • US2553284A - Generator of time-spaced pulse signals of varying duration : en
  • US2552904A - Vinyl resin plasticized with liquid copolymer of diolefin and nitrile : en
  • US2553460A - Convertible high chair : en
  • CH275136A - Sewing machine with a sewing needle that can be moved back and forth across the direction of fabric transport. : de en
  • DE1623281U - YARN UNWINDER WITH BALL STAND. : de en
  • ES26577U - Cutting device. (Machine-translation by Google Translate, not legally binding) : en es
  • CH275240A - Gas turbine plant. : de en
  • US2552628A - Open-top mailbox with sliding receptacle engaging cover : en
  • AU141451A - Control systems : en
  • CA473545A - Heat diffusers for fat frying kettles : en fr
  • CH275276A - Germicidal lamp. : de en
  • US2553481A - Facing machine : en
  • CA473549A - Combination gas tank lock and valve mechanism : en fr
  • CA473577A - Plastic hydrated lime : en fr
  • US2553132A - Weld rod coatings : en
  • US2553525A - Brake gauge : en
  • USD163325S - Robbins, jr game board : en
  • CA473516A - Drag scrapers : en fr
  • CA473654A - Corrosion-resisting coatings for ferrous metals : en fr
  • CH275224A - Device for controlling a hydraulic working cylinder. : de en
  • CA473562A - Oil-soluble resins : en fr
  • CA473645A - Corner units of electrical conducting systems : en fr
  • AU153235B2 - Means for supporting a conductor for microwave propagation : en
  • CH275286A - Device in a pay phone station for displaying the amount to be paid for the extension of the conversation time. : de en
  • ES192838A1 - IMPROVEMENTS IN ELECTRIC ARC WELDING : en es
  • ES25095U - Projectile launcher toy bomber plane. (Machine-translation by Google Translate, not legally binding) : en es
  • CA473602A - Combined adjustment and temperature compensators : en fr
  • CA473605A - Hydrophilic polycarbonamide photographic silver salt layers : en fr
  • CH275133A - Pile dividing slips for textile machines. : de en
  • CH275260A - Method for producing a luminescent screen for a cathode ray tube. : de en
  • US2552583A - Mowing machine : en
  • USD163243S - Combination nailer and stapler : en
  • CA473633A - Jacking structures for towers : en fr
  • CH275172A - Dry powder sprayer. : en fr
  • FR980697A - Ratchet mechanism : en fr
  • US2553049A - Condensation products of the naphthoquinone-imine series : en
  • US2553229A - Portable derrick : en
  • US2553474A - Attachment for rakes : en
  • US2553397A - Opposed contact distance measure : en
  • USD163278S - Place mat or similar article : en
  • USD163297S - Lounge chair : en
  • US2553076A - Feeding means for plastic fabricating machines : en
  • US2553152A - Lighter : en
  • DE805336C - Thrust bearing for gear shafts : de en
  • ES26378U - Distillate or dropper stopper (Machine-translation by Google Translate, not legally binding) : en es
  • FR980487A - Improvement in the realization of medium and small capacity refrigeration devices : en fr
  • GB653377A - Improvements in or relating to refining penicillin x : en
  • GR12993B - METHOD FOR EXTRACTION OF ISOMER C - PURE HEXACHLOROCYCLOXANE. : el en
  • US2552848A - Hydraulic control valve : en
  • GB653336A - Devices for securing wall and ceiling boards to building frameworks : en
  • CH275130A - Pan lid. : de en
  • NL68757C - : en
  • ES26579U - Atomizer (Machine-translation by Google Translate, not legally binding) : en es
  • US2552730A - Fish lure : en
  • US2553007A - Safety harness : en
  • US2553169A - Spark plug gap setter : en
  • US2553437A - Knot device for neckties : en
  • US2553109A - Garbage can stand : en
  • DE1623434U - COLLAR STICK. : de en
  • ES195156A1 - A ROTATING TOWER CRANE : en es
  • GB653473A - Improvements relating to the setting of brush bristles in holders : en
  • DE1623378U - SOCIETY ENTERTAINMENT GAME. : de en
  • ES192966A1 - A PROCEDURE FOR TRANSPORTING AND FIXING IMAGES OR GRAPHICS ON FABRIC THAT ARE INITIALLY ESTABLISHED ON SHEETS OF PAPER : en es
  • GB653549A - Improvements in windows of metal profiles : en
  • FR980588A - Refinement of spring-lifting tools for valves : en fr
  • FR980607A - Composite floor, especially reinforced concrete : en fr
  • FR980859A - Mining work protection device : en fr
  • DE1623238U - CONTROL UNIT MULTI SLOT LAMP. : de en
  • ES26509U - Distributor of flame for stoves, stoves and stoves of petroleum and gasoline gasified (Machine-translation by Google Translate, not legally binding) : en es
  • US2552831A - Load transfer device : en
  • US2553502A - 2, 2'-dimethyl-4, 4'-bithiazole and a process of preparing the same : en
  • ES192934A2 - A NEW FLYING APPARATUS : en es
  • GB653431A - Improvements in light-sensitive steering and direction-finding devices : en
  • GB653360A - Improvements in or relating to plaster of paris products : en
  • GB653437A - Improvements in and relating to electro-magnetic apparatus : en
  • DE805441C - Conveyor system : de en
  • CA473543A - Internal combustion engines : en fr
  • DE1623377U - DEVICE FOR GUIDING BUCKETS IN A BOTTLE WASHING MACHINE. : de en
  • CA473606A - Dump door latching means : en fr
  • US2552520A - Liquid compositions for removing adhesive dressings : en
  • US2552745A - Adjustable sign stake : en
  • US2553055A - Synthesis of 5-(sec.-butyl) hydantion : en
  • US2553131A - Control for cooling air ejectors : en
  • DE1623293U - ELECTRIC WELDING CABLE. : de en
  • DE1623304U - INTERCHANGEABLE FRAME. : de en
  • GB653471A - Improvements in or relating to lifting magnets : en
  • US2552654A - Heat-resistant cathode coatings : en
  • USD163306S - Moore chair frame : en
  • DE1623295U - VERTICALLY MOUNTED SHOE HOLDER WITH POCKETS MOUNTED ON A BACK PANEL. : de en
  • DE1623254U - RAKE AS A PULLER TO ORDER THE FIELDS. : de en
  • ES25098Y - Screw with spindle for carpenter's bench. : en es
  • FR980534A - Improvements in circular hosiery looms : en fr
  • CH275164A - File. : en fr
  • FR980532A - Ring for spinning machine and its slider : en fr
  • US2552584A - Preparation of thiourea : en
  • US2553414A - Fishing reel : en
  • US2553501A - Smoker's pipe : en
  • FR980808A - Angular assembly device : en fr
  • ES197492A1 - IMPROVEMENTS IN THE STOP VALVES FOR LIQUIDS : en es
  • US2552576A - Amidothiophosphates : en
  • US2552802A - Foot construction for sleeping garments : en
  • US2553129A - Electrical valve seat gauge : en
  • US2553503A - Tetranuclear merocyanine sensitizing dyes from bithiazoles : en
  • ES197296A1 - PERFECTIONS IN THE MANUFACTURE OF INSOLES FOR FOOTWEAR : en es
  • ES197382A1 - IMPROVEMENTS IN THE MANUFACTURE OF HOLLOW GLASS PIECES OF GREAT MECHANICAL RESISTANCE : en es
  • FR980815A - New derivatives of naphthenic acids, and process for their manufacture : en fr
  • FR980488A - : fr
  • GB653573A - Improvements in spirit reproducing carbon papers : en
  • DE1623288U - SLIDING DIAL. : de en
  • US2552988A - Tilting iron : en
  • US2553159A - Portable spraying apparatus : en
  • US2553230A - Fully separable slide fastener : en
  • AU135251A - Improvements in or relating to cold cathode sequence discharge tubes : en
  • CH275287A - Voltage comparator. : de en
  • DE805274C - Wear sleeve for blowing and flushing offset pipes : de en
  • GB653583A - Improvements relating to pneumatic pressure relief valves : en
  • GR12989B - DISPOSAL OF WASTE. : el en
  • GB653317A - Improvements relating to the removal of hydrogen sulphide from industrial gases : en
  • ES192945A3 - A PROCEDURE FOR DECARBURING IRON CAST IRON OR ALLOYS OF THE SAME : en es
  • GB653587A - Improvements in and relating to coating compositions : en
  • ES26488U - Improved container box for the export of fruits (Machine-translation by Google Translate, not legally binding) : en es
  • ES26493U - She states. (Machine-translation by Google Translate, not legally binding) : en es
  • US2553025A - Remote control device for brakes and the like : en
  • ES25465Y - Cliché frame for slides or similar. : en es
  • GB653408A - Device for grinding helical grooves : en
  • ES26468U - Improved elements for construction of chimneys and similar (Machine-translation by Google Translate, not legally binding) : en es
  • FR980597A - Adjustable and removable shower head : en fr
  • DE805348C - Press, especially for the production of tablets : de en
  • AU131251A - Retention of fillers in textile materials : en
  • DK72525C - Electromagnetic drive mechanism, in particular for mirror oscillographs. : da en
  • ES197080A1 - A PROCEDURE FOR THE EXTRACTION OF FIG JUICE : en es
  • ES197311A1 - IMPROVEMENTS IN WINDOW COMPENSATORS, ESPECIALLY FOR VEHICLES : en es
  • ES26515U - Device to detach the lid of the cylindrical boxes (Machine-translation by Google Translate, not legally binding) : en es
  • DK72527C - Machine for tearing long straw. : da en
  • ES192861A2 - IMPROVEMENTS IN THE SUSPENSION AND ASSEMBLY OF THE FOLDING CHILDREN'S CHAIRS : en es
  • FR980471A - Window block : en fr
  • GB653595A - An improved method of manufacturing tens transfer pinions for use in counting mechanism : en
  • GR12984B - SYNTHETIC WOOD. : el en
  • FR980481A - Power increase device in chain and chainring transmission systems : en fr
  • GB653413A - Improvements in or relating to television receiver synchronising circuits : en
  • GB653567A - Improvements relating to the construction of rotors for electric induction motors : en
  • FR980715A - Improvement in cooling of electric current rectifiers : en fr
  • DE1623215U - SPRING MATTRESS. : de en
  • DE1623266U - REFLECTIVE FINDERS, IN PARTICULAR FOR SMALL IMAGE CAMERAS. : de en
  • DE805436C - Bed fitting : de en
  • FR980738A - Automatic reversing switch for electric toy railways : en fr
  • ES196843A3 - A PROCEDURE FOR THE PURIFICATION OF SUGAR SOLUTIONS : en es
  • GB653410A - Collapsible box : en
  • ES24934U - Siphon device for containers containing carbonated beverages (Machine-translation by Google Translate, not legally binding) : en es
  • FR980880A - Device for measuring sagging of railway sleepers when passing rolling loads : en fr
  • ES197233A1 - A MECHANICAL DEVICE TO OBTAIN COMPRESSED AIR : en es
  • ES24921Y - Auxiliary drawing instrument for drawing hatches and hatches. : en es
  • DE1623327U - GASOLE. : de en
  • DE805422C - Curling iron : de en
  • US2552735A - Thermostatic window ventilator : en
  • US2553294A - Ratio circuit : en
  • AU3445450A - Improved motor-powered roller : en
  • FR980595A - Gas recovery device in the tank of internal combustion engines : en fr
  • GB653367A - Improvements in or relating to the production of electro-types : en
  • US2553272A - Drapery hook : en
  • US2552775A - Drilling fluid : en
  • US2553291A - Pressure temperature relay : en
  • US2553314A - Method of rendering materials water repellent : en
  • USD163322S - Platform weighing scale s. s. ridenour : en
  • US2552721A - Composite oscillator and amplifier system : en
  • US2553138A - Drawer type ash receiver : en
  • US2553249A - Telemetric transmission of rotary movements by electromechanical means : en
  • US2553037A - Halogenated pyrimidyl-mekcapto : en
  • US2553219A - Superregenerator : en
  • US2553395A - Adjustable side gauge for paper drilling machines : en
  • ES26445U - Device to frame photographs. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980752A - Improvements to galvanometers used as in? Urs, repeaters or the like : en fr
  • GB653582A - Improvements in or relating to net making machines : en
  • DE1623373U - TUBE FRAME FOR POWER MOTORS. : de en
  • DE757840C - Device for keeping mechanical vibrations equal : de en
  • FR980557A - Salad shaker bag : en fr
  • FR980691A - Flanged Steel Ingot Casting Process : en fr
  • DE805327C - Pruning saw : de en
  • GB653544A - Improvements in or relating to aircraft : en
  • ES192978A1 - A PROCEDURE FOR OBTAINING VERY ACTIVE IRON OXIDE CATALYSTS : en es
  • US2552522A - Device for inspecting transparent threaded glass articles such as insulators : en
  • US2553088A - Clamping device : en
  • US2552716A - Lawn sprinkler : en
  • FR980799A - Process and apparatus for the continuous production of synthetic lubricating oils : en fr
  • FR980852A - Thin-film, self-feeding combustion stove : en fr
  • FR980563A - Harmonic fluid transmission : en fr
  • FR980842A - Fluid punch stamping and stamping press : en fr
  • ES196926A1 - A PROCEDURE FOR OBTAINING NATURAL OCHER SOLUBLE IN OIL AND LIQUIDS IN GENERAL : en es
  • GB653319A - Improvements in or relating to the manufacture of malonates and cyanoacetates : en
  • US2553135A - Process and machine for vacuum bottle tubulating and piercing : en
  • FR980462A - Moldable product for constituting counterweights, load masses or the like : en fr
  • US2553493A - Fluid heat exchange installation : en
  • FR980620A - Foaming device intended to ensure the intimate mixing of a liquid and a gas : en fr
  • US2553308A - Cyanalkyl ether plasticizers and synthetic resin compositions plasticized therewith : en
  • ES192949A1 - IMPROVEMENTS APPLIED TO CIRCULAR SAWS AND THEIR FEEDING EQUIPMENT : en es
  • ES26526U - Case for hypodermic needle (Machine-translation by Google Translate, not legally binding) : en es
  • FR980765A - Elastic suspension device for motorcycles and cycles : en fr
  • FR980851A - Improvements to the assembly devices of the sole and the heel of crampons for glaciers : en fr
  • FR980655A - Clothes dryer rack : en fr
  • FR980684A - Improvements to thermostatic control devices for internal combustion engines : en fr
  • DE805281C - Elastic intermediate layer in the railway superstructure : de en
  • DE805437C - Gas oven : de en
  • ES195000A1 - A DEVICE TO REVERSE THE GATE AND LANDFILL TRAIN IN A COMMON MECHANICAL TRACTION PLOW : en es
  • DE805413C - Shelf grate with automatic loading : de en
  • US2552534A - Processes for breaking petroleum emulsions : en
  • GB653425A - A new or improved device for transmitting rotary motion between two spaced shafts : en
  • DE805272C - Method and device for monitoring the flow rate of a liquid, in particular a suspension : de en
  • US2552739A - Method of tracking kotor blades : en
  • CA473552A - Advertising devices combined with depository cabinets : en fr
  • CA473565A - Elements and accessories of power plants : en fr
  • FR980464A - Fastening lock for closing knife blades : en fr
  • FR980506A - Improvement in the ignition device of low-voltage luminescent tubes : en fr
  • FR980676A - Multilane Signaling Systems Enhancements : en fr
  • DE1623443U - ARRANGEMENT FOR RELEASABLE CONNECTION. : de en
  • DE805306C - Sorting device, especially for fish : de en
  • ES26479U - Protective cover, improved, for clinical thermometers. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980809A - Perfected barrel : en fr
  • DE1623446U - SIGHT-GLASS SOCKET. : de en
  • ES197059A1 - A CLAMPING DEVICE AND GRIPPER FOR WORK ON CONCRETE : en es
  • ES24283Y - Magnetic toy with movements in complete imitation of the natural ones. : en es
  • FR980625A - Advanced divider mechanism for rotary switches : en fr
  • ES25436Y - Toy. : en es
  • US2552744A - Strainer : en
  • US2553123A - Metal awning : en
  • US2553286A - Hydraulic drive for inertia loads : en
  • US2553048A - Halogenated naphthoquinone imides and a process of making same : en
  • ES25653Y - Hydraulic operating toy. : en es
  • GB653442A - Improvements relating to electric discharge lamps : en
  • FR980590A - Double permanent magnet : en fr
  • FR980768A - Hearth for stoves or other applications : en fr
  • GB653505A - Improvements in or relating to gated amplifiers : en
  • US2553387A - Filtering apparatus : en
  • DE805384C - Overhead line for electric trains, especially toy trains : de en
  • US2552565A - Air swept rotary beater and separator with oversize-material return tube means to the air inlet : en
  • DE1623342U - SCREW-FORMED EXTRACTION SPRING FOR ELECTRIC ROTARY SWITCHES. : de en
  • US2552720A - Safety device for high chair trays : en
  • US2553228A - Sewage disposal plant : en
  • US2553256A - Magnetic wire sound recording and reproducing apparatus : en
  • US2553512A - Gas turbine apparatus : en
  • USD163277S - Place mat ok similar article : en
  • FR980630A - Improvements to the containers and their handles : en fr
  • FR980652A - Improvements to spray guns with a molded body : en fr
  • FR980744A - Liquid fuel electric pump : en fr
  • GB653337A - Improvements in or relating to plasticized resin compositions : en
  • GB653579A - Fluid operated clutch and brake mechanism : en
  • DE1623202U - CAPACITOR MICROPHONE AS A CONSTRUCTIVE UNIT OF CAPSULE AND AMPLIFIER. : de en
  • FR980775A - Grinding wheels development : en fr
  • US2553178A - Chuck for internal grinding : en
  • US2552962A - Thermostatic limit switch : en
  • ES197403A1 - AN ANESTHESIA APPARATUS : en es
  • USD163329S - Air pump : en
  • FI25153A - Fläktanordning : en fi
  • GB653491A - Improved means for actuating valves : en
  • ES193332A1 - IMPROVEMENTS IN AUTOMATIC FIREARMS : en es
  • CA473540A - Rotary internal combustion engines : en fr
  • US2553280A - Stick controller for automatic pilots : en
  • CH275196A - Locking device with springless latch. : de en
  • US2553161A - Vehicle wheel : en
  • AU152776B2 - Improvements in or relating to electric pulse code modulation systems : en
  • AU153795B2 - Control systems : en
  • CH275284A - Cross pole dialer for automatic telephone systems. : de en
  • US2552859A - Cable operation : en
  • US2552718A - Lighter : en
  • CA473575A - Preparation of organoboron compounds : en fr
  • CH275229A - Vane pump. : en fr
  • US2553023A - Automatic door opener : en
  • US2553281A - Tire jack : en
  • US2552538A - Diamidothiophosphates : en
  • US2553317A - Safety harness for hand purses : en
  • US2552648A - Apparatus for recovering zinc from zinciferous material containing iron : en
  • US2553476A - Carbon paper pack : en
  • USD163264S - Operating handle : en
  • AU154194B2 - Improvements in or connected with sunglasses goggles andthe like : en
  • US2552722A - Electromagnetic accelerometer : en
  • US2552998A - Machine for refacing pipe fittings : en
  • CH275154A - Ionization apparatus. : en fr
  • CH275192A - Method for magnetic recording of electrical energy fluctuations on a ferromagnetic body and device for carrying out this method. : en fr
  • ES24916Y - Perfected dungarees, simplified tailoring. : en es
  • ES25003Y - Conservative of perennial temperatures. : en es
  • US2552856A - Machine for automatically preparing and vending liquid foods : en
  • US2553043A - Means for attaching flexible sheets to articles : en
  • DE805366C - Heel with exchangeable running stain : de en
  • FR980519A - Slider closures improvements : en fr
  • DE805297C - Snap-together seat : de en
  • GB653388A - Improvements in or relating to electric discharge devices : en
  • CA473679A - Telephonic line identification : en fr
  • DE759350C - Method and device for the purely geared production, in particular by grinding, of non-circular cross-sections on external and internal profiles : de en
  • US2552507A - Purification and fractionation of heparin preparations : en
  • US2552556A - Multiple-speed transmission apparatus : en
  • US2552824A - Wheeled toy : en
  • US2553226A - Soldering flux compositions : en
  • ES192893A1 - IMPROVEMENTS MADE IN THE CONSTRUCTION OF THE AUTOMATIC TAP, WHICH CLOSES THE HEAD OF THE CONTAINERS CALLED SIPHONS : en es
  • ES26518U - Device for fixing the temples in the spectacle frames. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980785A - Process for the synthesis of 3-substituted chromones. : en fr
  • DE1623393U - MULTI-PART SPIDER POT. : de en
  • US2552558A - Process of producing oxygen : en
  • US2553186A - Inertia starter : en
  • US2553243A - Process for developing dyeings and prints produced with the tetrasulfuric acid leuco-ester of tetrahydro-1:2:2':1'-dianthraquinoneazine : en
  • US2553441A - Stabilization of organic materials : en
  • US2552727A - Method of balancing rotor blades : en
  • US2553179A - Detection of toxic gases, particularly carbon monoxide : en
  • US2552882A - Photographic type composing machine : en
  • US2553032A - Coring bit : en
  • FR980870A - Device for automatic adaptation of the load to microwave power lines : en fr
  • ES195918A1 - A DEVICE TO IMPROVE REVERSING, MANEUVERING AND STOPPING PROPERTIES OF PROPELLER VESSELS WITH NOZZLE BLANKET AROUND THE PROPELLER : en es
  • CH275272A - Process for the preparation of 4,5-3,11,20-triketo-17(B),21-dioxypregnene. : de en
  • US2553207A - Rescue apparatus : en
  • US2553271A - Diversity receiver : en
  • US2553011A - Manufacture of disazo-dyestuffs containing copper in complex union : en
  • US2553515A - N-(p-arsenoso-benzyl)-urea : en
  • DE1623398U - STEAM GENERATOR FOR MEDICAL AND CHEMICAL APPARATUS. : de en
  • FR980584A - Connection for hollow components : en fr
  • US2553056A - Label affixing machine : en
  • NL67923C - A method for preparing emulsions of polymerizable substances which are polymerized in emulsion form and polymerizing these emulsions. : en nl
  • US2553044A - Control system for soot blowers : en
  • US2553218A - Anti-icing of variable pitch propeller blades : en
  • US2553427A - Laminated fabric bonded with an improved hydrocarbon interpolymer cement, and the cement : en
  • DE1623212U - LIQUID SPRAYERS, IN PARTICULAR PERFUME SPRAYERS. : de en
  • US2552939A - Wire line cleanout tool for oil wells : en
  • US2552909A - Load measuring system for automatically controlling the closing and opening of circuit breakers : en
  • LU30619A1 - Process and installation for the manufacture of products from pasty masses, comprising a binder, and products obtained by this process : en fr
  • US2552879A - Fish pole carrier : en
  • GB653411A - Improvements in or relating to telecommunication exchange systems : en
  • FR980489A - Adjustable cap for helmet or similar hairstyle : en fr
  • GB653469A - Rolling mill : en
  • GB653495A - Production of gaseous or vaporous fuels from solid carbonaceous material : en
  • ES26527U - Signal device on roads (Machine-translation by Google Translate, not legally binding) : en es
  • DE1623210U - WELDING GLASSES. : de en
  • DE1623247U - FITTING FOR SEATING CONVERTIBLE INTO LOUNGER. : de en
  • DE1623278U - RUBBER BOOTS. : de en
  • DE1623227U - CHILDREN'S OR DOLL STOVE. : de en
  • DE742085C - Automatic braking device for rail vehicles with continuous drawbar : de en
  • US2552943A - Shoe having a detachable upper : en
  • US2553040A - Device for spraying upwardly or downwardly : en
  • US2553465A - Manual or power-operated planetary transmission : en
  • DE805417C - Touch device : de en
  • ES197202A1 - A DIVIDING DEVICE OR SURGE DISCHARGER : en es
  • ES26568U - New wardrobe bag (Machine-translation by Google Translate, not legally binding) : en es
  • FR980885A - Improvements to sound reproduction systems : en fr
  • DE1623298U - COMB CLEANER. : de en
  • DE1623399U - Curlers. : de en
  • DE1623218U - CUTTING MACHINE FOR THE PRODUCTION OF RING-SHAPED SEALS OF ALL KINDS. : de en
  • FR980586A - Improvements to discharge lamps : en fr
  • AU140751A - Improvements in and relating to apparatus for dusting crops andthe like : en
  • GB653512A - Improvements in a torsional scale : en
  • FR980516A - : fr
  • FR980528A - Thermionic lamp amplifier : en fr
  • GB653453A - Improvements in mechanical toys : en
  • GB653543A - Improvements in or relating to feeding mechanism : en
  • FR980574A - Process for the melt spinning of low titer synthetic yarns : en fr
  • ES26524U - Fluid passage gauge apparatus (Machine-translation by Google Translate, not legally binding) : en es
  • FR980543A - Advanced gauge indicating the weight of liquid in a tank : en fr
  • FR980561A - Process for the recovery of waste liquors loaded with silica from the cellulose firing : en fr
  • US2553245A - Electronic tracing system : en
  • US2553521A - Drive mechanism : en
  • USD163285S - Floating compass dial : en
  • US2552919A - Plug button, closure, and the like : en
  • FR980564A - Child stroller : en fr
  • AU145876B2 - Improvements in and relating to dishwashing machines : en
  • BE502827A - : en fr
  • DE1623220U - KEYHOLE COVER DEVICE. : de en
  • US2552967A - Plug valve : en
  • US2552719A - Automatic registering device for impulse series : en
  • US2553495A - N-(3-benzothenyl)-n-ethyl-betachloroethylamine adrenolytic : en
  • USD163295S - Radiant circulator heater : en
  • USD163316S - Paden snowshoe : en
  • US2552829A - Centric bite relator : en
  • CA473531A - Supersonic carburetors : en fr
  • FR980460A - Installation of a rung on a vehicle with tires : en fr
  • FR980827A - Hair trimming razor : en fr
  • DE1623352U - MAGNETIC SYSTEM. : de en
  • DE805368C - Work strips for footwear : de en
  • AU136651A - Improvements in mechanically operated refrigerated delivery machines : en
  • CA18167S - Pocket knife : en
  • DE1623423U - BELL PRESSURE PLATE WITH ANGULAR PUSHER. : de en
  • DE764069C - Bar grating, in which individual grate bars consist of at least two strung together in the longitudinal direction and overlapping partial bars at their abutment edges : de en
  • US2552755A - Burr removing attachment : en
  • US2552981A - Electrical testing apparatus : en
  • US2552864A - Tandem rotor helicopter : en
  • CH275315A - Process for the preparation of pregnane-3,11,20-trione. : de en
  • US2552774A - Endless band for polishing : en
  • US2553403A - Distributing hopper and agitator : en
  • US2553458A - Valve : en
  • US2553478A - Rotary electromagnetic transfer switch : en
  • US2552900A - Method of coating wood : en
  • US2552973A - Oil burner primary safety control : en
  • US2553190A - Method for production of formaldehyde condensation products of mercapto thiazolines : en
  • US2553024A - System and apparatus for distributing and delivering granular materials : en
  • US2553053A - Scale assembly with dial plate positioned by wave band switch : en
  • US2553490A - Magnetic control of semiconductor currents : en
  • AU134251A - Process forthe separation of alcohols from mixtures of organic compounds : en
  • DE1623343U - REGULATING RESISTOR OR ROTATING VOLTAGE DIVIDER. : de en
  • US2552836A - Brake for counter dials : en
  • US2553418A - Article isolating shipping container : en
  • DE805394C - Stamp head training for the pre-pledge : de en
  • DK72528C - Trap. : da en
  • AU154718B2 - Improvements in photoflash lamps : en
  • AU152699B2 - Improvements in or relating toa cushioning mechanism for assembly witha draft gear yoke ofa railway vehicle : en
  • CA473682A - Rod joints or connections : en fr
  • CH275163A - Device for releasably holding sheet-shaped objects. : de en
  • CA473671A - Inhibition of diolefin polymer growths : en fr
  • US2552758A - Handling device : en
  • US2552866A - Manufacture of water gas : en
  • US2552874A - Method of phosphatizing ferriferous surfaces : en
  • CH275217A - Smoking device. : de en
  • DE1623421U - IRON ANGLE FOR WINDOWS AND DOORS, IN PARTICULAR FOR EARLY BED WINDOWS. : de en
  • US2553471A - Means for the transportation, refrigeration, and distribution of perishable foods : en
  • GB653489A - Improvements in or relating to artificial resinous phosphonic poly-esters : en
  • US2553376A - Constant mesh transmission : en
  • CH275203A - Method and device for the continuous casting of metal sheets. : de en
  • DE1623285U - REPRODUCTION OF TERRAIN PARTS FOR MINIATURE RAILWAYS. : de en
  • DE726682C - Use of cobalt-nickel alloys for workpieces that are highly stressed at high temperatures : de en
  • ES26446U - New perfected type of rolling bearings (Machine-translation by Google Translate, not legally binding) : en es
  • GB653504A - Improvements in or relating to airway traffic control systems : en
  • CA473553A - Electric fires : en fr
  • CA473674A - Manufacture of articles such as boards and sheets from fibrous organic materials : en fr
  • US2553411A - Hair winding device : en
  • AU131151A - Process for improving the crease-resistance of regenerated cellulose fabrics andthe fabrics improved thereby : en
  • AU139151A - Apparatus for densiiying and granulating solid substances : en
  • AU151346B2 - A machine for aerating turf : en
  • US2552636A - Time-delay relay arrangement : en
  • US2553247A - Compressor : en
  • USD163280S - Wheelbakrow frame : en
  • USD163305S - Mojonnier swiss wafer baker : en
  • US2552906A - Telephone set shoulder clamp : en
  • US2553404A - Preparation of aralkyl cyanides : en
  • US2552640A - Oxide resistors and method of making them : en
  • FR980601A - Drawing table : en fr
  • ES24854Y - Thermal insulation for all kinds of generators and machines that produce or use thermal energy. : en es
  • FR980692A - Lifting device applicable to molding machines : en fr
  • FR980767A - Linkage adjuster and air saver for compressed air cooling, particularly for railway rolling stock : en fr
  • GB653580A - Improvements in and relating to photographic contact printing apparatus : en
  • DE1623320U - DEVICE ON MOTORCYCLES OR SIMILAR VEHICLES. : de en
  • DE751125C - Command post provided at the end of the fuselage of aircraft : de en
  • FR980465A - Machine for processing cotton fabrics and the like : en fr
  • FR980726A - Method and device for increasing the thermal efficiency of steam turbines : en fr
  • ES26373U - Quick hermetic closure without teeth (Machine-translation by Google Translate, not legally binding) : en es
  • FR980617A - Rotary Cup Oil Burner : en fr
  • US2553239A - Process for the production of selectively acting bleaching powders, catalysts, and related products on the basis of clays capable of activation : en
  • US2553182A - Color television : en
  • DE1623418U - DRILLING DEVICE. : de en
  • US2553162A - Pump valve : en
  • US2552608A - Halogenated aromatic hydrocarbons and process for making same : en
  • US2552983A - Bottle sterilizer rack : en
  • DE1623321U - SCOOTER. : de en
  • CH275204A - Casting machine. : de en
  • AU154675B2 - Process for producing combustible gases from hydrocarbon oils : en
  • CA473590A - Agricultural implements : en fr
  • CH275269A - Dental drill. : de en
  • CA473663A - Resonance inspection devices : en fr
  • US2553012A - Waterproof watchcase : en
  • CH275301A - Cap for tube. : en fr
  • US2553031A - Scaffold winch : en
  • CA473593A - Implement adjusting connections : en fr
  • CA473702A - Flowmeters : en fr
  • CH275107A - Combined trestle and extension ladder. : de en
  • US2552537A - O-polyhalophenyl diamidothiophosphates : en
  • US2552575A - O, o-di(2-allylphenyl) n-alkylamidothiophosphates : en
  • US2552850A - Dump truck for concrete and the like : en
  • US2552889A - Rotor for dispersion machines : en
  • US2553061A - Rotary floodlight : en
  • US2553188A - Rubber spring and axle assembly : en
  • AU144051A - Improvements in power transmission mechanisms : en
  • CA473607A - Means for actuating power-operated control surfaces and the like : en fr
  • DE1623310U - DOUBLE-SIDED VENEERED WOODEN CHIPBOARD. : de en
  • ES197256A1 - AN IMPROVEMENT IN THE LOADING AND FEEDING DEVICES OF THE STYLOGRAPHICS OR FEATHERS-FOUNTAIN SUPPLIED WITH ELASTIC BAG : en es
  • ES25479Y - Razor blade packaging device. : en es
  • ES26448U - Drum or container for liquids, especially oils and their derivatives (Machine-translation by Google Translate, not legally binding) : en es
  • US2552689A - Rotary shaft seal : en
  • DE1623359U - PLATE RADIATOR. : de en
  • FR980480A - Improvements to spinning machines : en fr
  • GB653365A - Improvements in or relating to iodinated pyridone derivatives of carboxylic acids : en
  • US2552793A - Machine for shaping uppers over lasts : en
  • CA473610A - Door handle and latch construction : en fr
  • CA473669A - Purification of unsaturated hydrocarbon mixtures : en fr
  • US2552597A - Process of making a molded article from lignocellulose : en
  • US2553367A - Bicycle drive mechanism : en
  • US2553394A - Photographic shutter mechanism : en
  • US2552786A - Piano lamp with adjustable support : en
  • USD163303S - Glove box : en
  • CA473627A - Powder metallurgy processes for producing steel parts : en fr
  • CH275156A - Process for preparing a liquid composition comprising a silicic ester. : en fr
  • CH275183A - Measuring device with non-metallic measuring tape. : de en
  • FR980747A - Hot spray lacquer : en fr
  • US2552646A - Window latch : en
  • GB653577A - Improvements relating to radar systems : en
  • NL67806C - Detachable connection of a cable to the contact bank of telephone switches and the like : en nl
  • US2553354A - Sensitive relay : en
  • US2552949A - Wave-form generator : en
  • US2553338A - Income tax computing chart : en
  • US2552977A - Bicycle carrier for automobiles : en
  • AU134851A - A banana confection : en
  • ES26460U - A flashing percussion toy applicable to wooden weapons or other material (Machine-translation by Google Translate, not legally binding) : en es
  • FR980847A - Household machine for peeling and washing potatoes and certain vegetables and fruits : en fr
  • GB653451A - Improvements in or relating to degreasing apparatus : en
  • US2553205A - Bedspring frame retainer : en
  • US2553156A - Tail gate elevator : en
  • US2553232A - Waste receiver : en
  • US2552519A - Board tightening tool : en
  • CA473611A - Preparation of potassium alcoholates : en fr
  • US2552938A - Means for securing optical elements : en
  • AU152172B2 - Rail lubricating device mounted ona vehicle running on rails : en
  • US2552526A - Resilient chain post peeler : en
  • US2553173A - Fish lure and hook retriever : en
  • CH275262A - Arrangement for giving impulses. : de en
  • DE805285C - Low frequency amplifier circuit with physiological control : de en
  • CH275112A - Building element for use as shuttering for concrete structures. : de en
  • US2552964A - Ditch digger attachment : en
  • AU131451A - Improvement in electric capacitor : en
  • US2553116A - Trouser support : en
  • ES26455U - Special hanger for brooms. (Machine-translation by Google Translate, not legally binding) : en es
  • GB653535A - Improvements in or relating to oil seal devices for relatively rotating members : en
  • US2552703A - Double-action duplex pump : en
  • US2553145A - Water injection apparatus : en
  • US2552702A - Piepan seal : en
  • ES192937A1 - IMPROVEMENTS IN ELECTRIC HORSES : en es
  • US2552547A - Derivatives of alkyl dihydrostreptobiosaminides : en
  • CA473617A - Fluid coupling rotors : en fr
  • NL67785C - : en
  • USD163314S - Watch dial or similar article : en
  • DE1623415U - SEALANT FOR CONNECTING A HOSE END TO A FITTING, ESPECIALLY A COUPLING FOR FIRE HOSES. : de en
  • ES192820A1 - A NEW SYSTEM OF HERMETIC ARMOR, OR NOT, WITH FLUORESCENT TUBES ARRANGED ON A VERTICAL PLAN : en es
  • FR980712A - Connection plug : en fr
  • FR980512A - : fr
  • GB653468A - Improvements in or relating to the preparation of vinylidene cyanide : en
  • GB653539A - Improvements in or relating to colour photography : en
  • CA473692A - Head bands for telephone operators' head sets : en fr
  • CA473705A - Service processes and apparatus for gas turbines : en fr
  • CH275245A - Vibration-free transformer. : de en
  • US2552670A - Purification of cyclic ketones : en
  • US2553084A - Apparatus under control of telephone bell that is remotely operated : en
  • US2552910A - Coated glass fibers and method of making same : en
  • DE1623430U - DOERR DEVICE FOR FRUIT. : de en
  • US2552524A - Apparatus for extracting liquid to form a concentrate : en
  • USD163333S - Combined candle and flower holder : en
  • CA473648A - Conversion of hydrocarbons : en fr
  • CH275120A - Circuit arrangement for regulating the power consumption of an electrical power consumer. : de en
  • CH275300A - Metal barrel and process for its manufacture. : de en
  • US2552777A - Fuel injector : en
  • US2552516A - Triggered fishing device : en
  • US2553039A - Cathode-ray tube combined beam centering and deflection device : en
  • US2553508A - Air conditioner : en
  • US2553183A - Fuel oil composition : en
  • USD163289S - Necklace or similar article : en
  • FR980473A - Focusing device for traveling wave tubes : en fr
  • FR980521A - Camera system for color television : en fr
  • DE805303C - Sieve bottom insert for cooking pots of various sizes : de en
  • DE805340C - Process for chemical sharpening of blunt and worn tools : de en
  • US2552578A - Bomb chock : en
  • US2552532A - Process for breaking petroleum emulsions : en
  • US2553238A - Double throw clamp-tight switch : en
  • DE1623297U - Curlers. : de en
  • CH275235A - Device used for timing internal combustion engines. : en fr
  • DE1623248U - DOUBLE BED COUCH. : de en
  • ES192888A1 - A PROCEDURE FOR PURIFICATION OF THE CONCENTRATED SULFURIC ACID USED IN THE BANES USED FOR VISCOSE SPINNING : en es
  • US2553439A - V-belt drive pulley : en
  • US2552743A - Conveyer : en
  • US2553067A - Curtain threader : en
  • US2553274A - Electric heating unit for pressing irons : en
  • US2553496A - Eyeglass frame construction : en
  • US2553518A - Production of organic bromides : en
  • USD163343S - Watson bottle : en
  • US2552616A - Multiple tangent bender : en
  • US2552858A - Serialographic apparatus and x-ray : en
  • US2552528A - Process for breaking petroleum emulsions : en
  • US2553379A - Fertilizer spray device : en
  • US2552561A - Method of producing oxygen : en
  • FR980806A - Method for manufacturing nuts and device for advancing the bar make it possible to implement this method : en fr
  • CA473550A - Electrode holders : en fr
  • US2552958A - Shearing machine : en
  • US2552618A - Pipe slip insert : en
  • US2552950A - Container feeding mechanism for capping machines : en
  • USD163261S - Refrigerator : en
  • US2553393A - Furnace wall structure : en
  • US2553214A - Temperature control for cooling internal-combustion engines : en
  • US2553468A - Oscillator starting system : en
  • DE1623214U - ATTACHING LIPSTICK SLEEVES TO OTHER OBJECTS. : de en
  • ES196023A1 - A WEAK THICKNESS IGNITION DEVICE FOR SMALL DISPLAY EXPLOSION ENGINES : en es
  • FR980736A - Spring ring for air brake triple valve : en fr
  • CH275304A - Braking device on trailers. : de en
  • CH275132A - Process and device for cold drawing of continuous filaments made of linear high polymers. : de en
  • US2552872A - Acylation with conjugated diene : en
  • US2552899A - Floating drilling rig : en
  • US2552871A - Log barking apparatus having converging oscillatable water jets and means to proportionally vary center of convergence and amplitude of oscillation : en
  • CH275159A - Process for preparing a mixture of mono- and di-guanidic sulfates. : en fr
  • AU150109B2 - Toy vehicle : en
  • AU140351A - Improvements in or relating to statistical machines : en
  • CA473696A - Sulfonic acid amide compounds and manufacture thereof : en fr
  • CH275212A - Machine for sandblasting workpieces. : de en
  • US2552521A - Pipe tongs : en
  • CA473564A - Fuel feeding systems for engines : en fr
  • US2553107A - Guide bearing : en
  • US2553408A - Apparatus for greasing baking tins and like utensils : en
  • USD163263S - Holder for hexagonal wrenches : en
  • CA473519A - Ball shooting toys : en fr
  • DE1623438U - BASE PLATE FOR BAKING BOXES. : de en
  • CA473615A - Two-speed phonograph turntable drives : en fr
  • AU149311B2 - Rotary hearth forging furnace : en
  • AU135451A - Means for supporting a conductor for microwave propagation : en
  • CA473640A - Production of compounds having vitamin a activity and intermediates thereof : en fr
  • FR980682A - Electric fly killer : en fr
  • DE1623249U - HYGIENIC SEAT PAD FOR ABORTS. : de en
  • DE752587C - Process for preventing the corrosion of lead containers : de en
  • DE759786C - Automatic speed control device, especially for conveyor vehicles : de en
  • DE1623217U - HYDRAULIC DEBURRING DEVICE. : de en
  • US2553485A - Dextrinization of manno-galactans : en
  • CA473656A - Enteric gelatin capsule shells or envelopes : en fr
  • GB653486A - Improvements relating to screens or reflectors for tubular electric lamps : en
  • AU155261B2 - An improved diaphragm pump : en
  • CA473698A - Wall board : en fr
  • US2553220A - Quick detachable means : en
  • US2553388A - Bubble forming and propelling device : en
  • CA473582A - Press loaders and shutters : en fr
  • CA473677A - Conveyors : en fr
  • ES26516U - Cart for cleaning services or transport of goods. (Machine-translation by Google Translate, not legally binding) : en es
  • GB653569A - Improvements in or relating to the bonding together of artificial silk and rubber : en
  • CA473596A - Internal combustion engines : en fr
  • CH275216A - Closure on strip-shaped parts. : de en
  • US2552749A - Portable oil pump and tank : en
  • GB653364A - Improvement in addition chlorination of benzene : en
  • DE805396C - Process for impregnating fiber material : de en
  • CA473699A - Apparatus for emptying bread pans : en fr
  • CH275146A - Automatically locking slide for zippers. : de en
  • AU141751A - Improvements in or relating to (3, 5D-Diiodo-4-pyridylmercapto) substituted organic acids and salts and process of preparation thereof : en
  • AU154223B2 - Improvements in or relating to cold cathode sequence discharge tubes : en
  • DE805388C - Device for the automatic adjustment of blades for wind power machines : de en
  • CA473530A - Detector fed automatic volume controls : en fr
  • CA473621A - Apparatus for conveying materials : en fr
  • DE1623216U - SALES CONTAINER FOR PENCILS. : de en
  • DE1623408U - LIFTING DOOR OR - WINDOWS WITH SIDEWAYS SWIVELING LEAVES. : de en
  • FR980892A - Device for driving the landing door of an elevator to a freight elevator by the cabin door, making it possible to stop their closing and obtain? their reopening with limited effort : en fr
  • GB653359A - Improvements in or relating to tripolymers : en
  • NL68874C - : nl
  • US2552653A - Electrical condenser : en
  • CH275213A - Tool comprising a handle and a working organ. : en fr
  • US2553016A - Foamlike metal : en
  • US2553406A - Preparation of malononitriles : en
  • CH275177A - Multicolor pen. : de en
  • FR980777A - Dry filter for gasifiers : en fr
  • GB653395A - A mounting for sound-producing horns : en
  • GB653525A - Manufacture of a complex chromium compound of a monazo dyestuff : en
  • AU134551A - Improvements in or connected with sunglasses goggles andthe like : en
  • US2552757A - Phonograph start-stop switch : en
  • AU144151A - Improvements relating tothe production of combustible gases from hydrocarbon oils and to catalysts for use therein : en
  • FR980560A - Multipurpose container : en fr
  • DE760846C - Cooling track for candy production : de en
  • FR980886A - Improvements to vibrating tables : en fr
  • CH275259A - Sawtooth-shaped signal generator. : en fr
  • GB653418A - Improvements in or relating to means for mounting revolving members : en
  • AU155724B2 - Glass-sealed semiconductor crystal devices : en
  • FR980770A - Centrifugal compressor : en fr
  • US2553060A - Heating control system : en
  • US2553301A - Girdle : en
  • US2553420A - Radiation detector : en
  • ES26443U - Perfect grip for garments made of plastic materials (Machine-translation by Google Translate, not legally binding) : en es
  • GB653507A - Improvements in mechanical storage equipment : en
  • DE805442C - Electric heater : de en
  • FR980807A - Device for blocking a rotating shaft : en fr
  • US2553527A - Holder for box covers : en
  • ES194972A1 - AN ECCENTRIC PUMP : en es
  • FR980570A - Device for rolling the bottoms and lids of boxes with a flat edge : en fr
  • GB653596A - Improvements in or relating to electrical coil formers : en
  • ES26421U - Improvements in the assembly of electric capacitors. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980555A - Purification and isolation of penicillin : en fr
  • FR980794A - Submerged electro-pump unit : en fr
  • FR980896A - Compensation valve control in hydraulic systems : en fr
  • GR12983B - METHOD FOR THE PRODUCTION OF RICH GAS IN SULFUR DIOXIDE, SUITABLE FOR ITS TREATMENT TO SULFURIC ACID. : el en
  • DE805295C - Wall hook for hanging up curtain galleries : de en
  • FR980865A - Improvements to automatic clamping vices : en fr
  • ES26082U - Improved liquid sprayer (Machine-translation by Google Translate, not legally binding) : en es
  • US2552944A - Wool scouring : en
  • US2552994A - Machine for sharpening lawn mowers : en
  • US2553134A - Vehicle door construction : en
  • US2553452A - Drying kiln : en
  • GB653467A - Improvements in or relating to sighting apparatus for the levelling of railway tracks : en
  • FR980547A - protective soap saver : en fr
  • CA473703A - Automatic weighing and sorting machines : en fr
  • CH275167A - Carrier for sheet-like objects to be kept under a transparent cover. : de en fr
  • AU133551A - Rotary hearth forging furnace : en
  • CH275256A - Electric power generation plant. : de en
  • FR980826A - Toothpaste enhancements : en fr
  • FR980868A - Printing enhancements : en fr
  • ES192617A1 - IMPROVEMENTS INTRODUCED IN THE JAMBING MACHINES : en es
  • ES197422A1 - A PERFECTED MORSE TELEGRAPH RECEIVER APPARATUS : en es
  • ES26508U - New large window with foldable sheets (Machine-translation by Google Translate, not legally binding) : en es
  • FR980653A - Improvements to tamping machines : en fr
  • FR980500A - Improvements to prefabricated checkouts : en fr
  • ES26495U - Fixture for fixing the lamp holders in the headlights or lighting organs (Machine-translation by Google Translate, not legally binding) : en es
  • GB653368A - Salts of heparinic acid with organic bases and process for manufacture of same : en
  • GB653398A - Improvements in or relating to amplifying circuits embodying valves employing secondary electron emission : en
  • FR980661A - Electro-mechanical translator : en fr
  • ES22458Y - Improved syringe for injections. : en es
  • ES25375Y - Double acting signal tube. : en es
  • ES26436U - Device for rapid calculation of currency changes (Machine-translation by Google Translate, not legally binding) : en es
  • ES192434A1 - AN ELASTIC ARTICULATION AND SUPPORT DEVICE : en es
  • FR980626A - Advanced Reservoir Pen Holder : en fr
  • CA473533A - Ratchet wrenches : en fr
  • CH275253A - Electromagnetic voltage regulator. : de en
  • US2553047A - Water-soluble dyestuffs of the naphthoquinone-imine series and a process of making same : en
  • ES26250U - Improved automatic burette (Machine-translation by Google Translate, not legally binding) : en es
  • FR980740A - Method of protection against deteriorating substances, in their packaging : en fr
  • FR980787A - Advanced transmission system, for cycles : en fr
  • GB653320A - Improvements relating to the catalytic cracking of petroleum hydrocarbons : en
  • USD163274S - Cover grip for ironing boards and the like : en
  • USD163296S - Key holder : en
  • FR980666A - Sealing device for heat exchangers : en fr
  • GB653352A - Production of sulphurised polymers and lubricating compositions containing the same : en
  • FR980841A - Toothbrush enhancements : en fr
  • FR980670A - Surface sprayer : en fr
  • FR980716A - Signaling with multiple coordinated posts, particularly suitable for roadways : en fr
  • FR980884A - Improvements to wave-propagating tube oscillators : en fr
  • US2552984A - Method for filleting fish : en
  • US2553151A - Toolholder : en
  • GB653523A - Improvements in movable working platforms for continuous concrete-wall moulding : en
  • DE805430C - Adjustable holding device for curtain rods : de en
  • DE1623381U - TOOTH BRUSH WITH SCREW-ON MAGAZINE. : de en
  • DE1623392U - IRON LINE HOLDER. : de en
  • GB653550A - Improvements in and relating to dough moulding and shaping apparatus : en
  • USD163241S - Sound motion-picture camera : en
  • US2552626A - Silicon-germanium resistor and method of making it : en
  • US2552680A - Method and apparatus for producing twisted yarn-like structures : en
  • FR980819A - Stable resistors for very high precision wheatstone bridges : en fr
  • ES26447U - Improved hermetic seal for pressure cookers (Machine-translation by Google Translate, not legally binding) : en es
  • GB653318A - Improvements in or relating to the manufacture of tubes : en
  • GB653518A - Improvements in or relating to tensioning devices for threads and yarns : en
  • US2552712A - Keyed building block wall : en
  • DE805385C - Cigarette wrapping machine : de en
  • FR980766A - Oscillating Allergies Pump : en fr
  • IE19584L - Radio antenna : en
  • FR980823A - Gyromagnetic compass : en fr
  • US2553113A - Method of preparing pork hocks : en
  • US2553287A - Electrically insulating mounting support strip : en
  • FR980723A - Clasp : en fr
  • DE1623258U - QUICK OPENER FOR ENVELOPES. : de en
  • DE1623388U - HYDRAULIC NOTCH DEVICE FOR OVERHEAD LINE CONSTRUCTION. : de en
  • ES196674A1 - AN INSTALLATION AND REGULATOR CIRCUIT OF LEVEL STEPS : en es
  • ES26478U - Set of stopcocks and distributor for bath and shower forming a single block (Machine-translation by Google Translate, not legally binding) : en es
  • DE805374C - Signaling system with closed-circuit monitored loop line : de en
  • FR980825A - Improvements to toothpaste compositions : en fr
  • ES196448A3 - A PROCEDURE FOR THE ELABORATION OF SOUND DEVICES IN ZINC ALLOY : en es
  • ES25193Y - New set of ceramic pieces for construction. : en es
  • ES26510U - Toy (Machine-translation by Google Translate, not legally binding) : en es
  • FR980468A - Compressed gas container : en fr
  • US2553266A - Service signal for tables : en
  • US2553494A - Merocyanine dyes containing an aryloxy-, arylthio-, or arylselenoalkyl group attached to one of the nitrogen atoms thereof : en
  • US2552948A - Hand labeling machine : en
  • US2552997A - Roach trap : en
  • AU159560B2 - Process for improving the crease-resistance of regenerated cellulose fabrics andthe fabrics improved thereby : en
  • FR980898A - Process for manufacturing coke of improved quality and facilities for carrying out the process : en fr
  • DE805353C - Battle struts : de en
  • DE1623228U - TOY STEAM ENGINE. : de en
  • DE1623229U - TOY STEAM ENGINE. : de en
  • FR980710A - Improvements to foundry processes and resulting new products : en fr
  • FR980822A - Combined bearing and heading repeater : en fr
  • FR980525A - Process for preparing hydrocarbon synthesis gas : en fr
  • GB653441A - Improvements in or relating to television systems : en
  • US2553263A - Traveling wave vapor-electric current generator : en
  • US2553377A - Collapsible container and stand therefor : en
  • DE1623429U - OPEN PACKAGING FOR A MAJORITY OF CHEESE PIECES INSIDE A METAL FILM : de en
  • DE805392C - Steel pit punch : de en
  • DE805319C - Ring holder for rings to be worn on the finger : de en
  • ES197409A1 - AN ASPIRATOR SYSTEM FOR THE SELF-ADMINISTRATION OF DRUG PRODUCTS IN POWDERED STATE : en es
  • GB653565A - Improvements relating to fluid-cooled brakes : en
  • US2552612A - Continuous impregnation of formed fibrous material : en
  • US2552913A - Soluble oil : en
  • US2553337A - Bearing assembly : en
  • US2552869A - Streamline feeding means in printing machines : en
  • US2553057A - Label affixing machine : en
  • ES197410A1 - IMPROVEMENTS IN THE MACHINES USED IN THE DYEING OF TEXTILE FIBER WOODS : en es
  • FR980829A - Portable device for sound disc reproduction : en fr
  • DE805299C - Sink table : de en
  • DE805395C - Roll stand : de en
  • US2553070A - Finger-tip shaper : en
  • US2553488A - Portable agricultural elevator : en
  • FR980782A - Improvement in devices for lifting trawls : en fr
  • CH275311A - Suspension device on two-axle bogies. : de en
  • US2552877A - Fish stringer : en
  • US2553530A - Mobile scoop for lift trucks : en
  • US2552979A - Powder expulsion means : en
  • US2553172A - Window ventilating device : en
  • US2552928A - Scaffold winch : en
  • US2553416A - Universal drill head : en
  • ES26529U - Egg box for children (Machine-translation by Google Translate, not legally binding) : en es
  • ES192917A1 - AN IMPROVEMENT IN INDIRECT REFRIGERATION FRIDGES : en es
  • ES26431U - Closing device for spray device (Machine-translation by Google Translate, not legally binding) : en es
  • USD163248S - Borba award trophy : en
  • DE1623433U - INTERCHANGEABLE CUFFS FOR SHIRTS AND THE LIKE. : de en
  • DE805321C - Hand tool for tillage : de en
  • DE1623424U - PANEL CLIP WITH REAR REFLECTOR. : de en
  • US2552929A - Corner reinforcing member and bail ear : en
  • US2553126A - Automatic stepless transmission : en
  • DE805298C - Double bed : de en
  • FR980824A - Discriminator : en fr
  • CH275202A - Process for making molds and cores for casting metals. : en fr
  • DE1623329U - LATERAL GUIDE DEVICE FOR PLATES ON TABLE CONVEYORS, IN PARTICULAR SHEET SORTING MACHINES. : de en
  • US2552548A - Facsimile enciphering system : en
  • US2552915A - Rural mailbox supporting bracket : en
  • US2553373A - Bottle handling apparatus : en
  • US2552541A - O-(halophenyl) o-alkyl amidothiophosphates : en
  • DE1623272U - FOUNTAIN PEN. : de en
  • DE1623431U - SHIRT VEST. : de en
  • FR980483A - Motor vehicle movement control box for driving various devices : en fr
  • GB653381A - Improvements in and relating to interference limiting arrangements for electric carrier-wave signalling systems : en
  • CA473650A - Production of cone clutch members : en fr
  • GR12986B - BASED FOR ALTERNATIVE SIGNS, SAME TO INDICATE THE PRICES OF GOODS. : el en
  • GB653353A - Production of phosphorised polymers and lubricating compositions containing the same : en
  • GB653521A - The production of a glyceride mixture suitable for the manufacture of margarine : en
  • ES192968A1 - AN IMPROVEMENT INTRODUCED IN THE AIR INTAKE VALVES OF THE TWO-STROKE SEMI-DIESEL ENGINES : en es
  • US2553447A - Sealing member for filling machines : en
  • ES26481U - Cover for all kinds of bottles, bottles and similar (Machine-translation by Google Translate, not legally binding) : en es
  • GB653374A - Improvements in or relating to mouldable compositions : en
  • US2553350A - Method and apparatus for detecting corrosion : en
  • DE805411C - Electric liquid heater : de en
  • DE1623256U - ELASTIC SHAFT COUPLING. : de en
  • GB653482A - Improvements in or relating to snap-action electric switches : en
  • GB653490A - Generators of combustion products : en
  • GR12992B - PERFECTIONS IN OR IN RELATION TO ANIMAL FEED AND METHOD OF PREPARATION. : el en
  • US2552630A - Metal ladder : en
  • US2552794A - Nut device : en
  • ES192814A1 - IMPROVEMENTS IN OR RELATING TO CAST IRON OVENS : en es
  • FR980818A - Brake improvements for cycles : en fr
  • CH275241A - Method for regulating a gas turbine system and the device for its execution. : de en
  • CH275283A - Signal transmission system with device for storing a number of pulses. : de en
  • ES192903A1 - IMPROVEMENTS IN TOY CONSTRUCTION : en es
  • US2553222A - Sealing means for internalcombustion motors : en
  • US2552941A - Ladder support : en
  • US2552968A - Random pulse synchronizer : en
  • US2553003A - Automatic classifier : en
  • US2553473A - Belt-aligning apparatus : en
  • USD163271S - Hairbrush or similar article : en
  • FR980729A - Knife for peeling vegetables and similar applications : en fr
  • FR980795A - Caloric servo-motor for remote controls and more specifically intended to operate as a regulator : en fr
  • ES192972A1 - A DEVICE TO DISTRIBUTE POWDER OR GRAIN SUBSTANCES : en es
  • GB653428A - Electric fencing : en
  • FR980735A - Automatic call monitoring device : en fr
  • ES196852A1 - A NEW SYSTEM OF ECCENTRIC TURN APPLICABLE TO ELASTIC PRESSURE SEAL PLUGS : en es
  • FR980693A - Improvements to metal drawing presses : en fr
  • ES24521Y - Grotesque sprinkler figure. : en es
  • ES25994U - A doll or changeable figure of position or attitude (Machine-translation by Google Translate, not legally binding) : en es
  • ES26490U - Articulation for mannequins, toys and other applications. (Machine-translation by Google Translate, not legally binding) : en es
  • GB653606A - Improvements in means for packing or crating goods : en
  • FR980497A - Removable support table and adjustable position : en fr
  • IE19339L - Stone polishing machines. : en
  • CA473514A - Electric heaters of the panel or bottom moulding type : en fr
  • CH275179A - Fastening device for the ruler on the ruler holder of drawing machines. : de en
  • FR980459A - Improvements to sandals (espadrilles) and their manufacturing processes and devices : en fr
  • US2553304A - Vaporizing type oil burner : en
  • US2553417A - Adducts of quinones and dialkyl phosphites : en
  • ES192890A1 - PROCEDURES IN THE MACHINES FOR PLACING THE ELEMENTS OF THE ZIPPER CLOSURES ON THE TAPES : en es
  • FR980458A - New security cylinders with two entrances, particularly applicable to mortise locks and the like : en fr
  • GB653351A - Improvements in or relating to the production of hydration products of 4-vinylcyclohexene dioxide : en
  • GB653485A - Improvements in the production of oxygen-containing compounds by oxidation of hydrocarbons : en
  • DE1623339U - KEY ARRANGEMENT IN TELEGRAPHY, TELE TYPES AND SIMILAR SYSTEMS : de en
  • ES24650U - Device for the movement of figures applicable to postcards, prints, books and in general to all kinds of publications (Machine-translation by Google Translate, not legally binding) : en es
  • FR980634A - Distributors for signaling systems : en fr
  • USD163337S - Shower curtain hook : en
  • FR980792A - Volumetric compressor : en fr
  • DE1623389U - HAND LAMP WITH MAGNIFIER. : de en
  • DE1623405U - HYGIENIC BREAD BASKET. : de en
  • DE805289C - Circuit arrangement for telephones with dialer operation and ticket printer : de en
  • ES26484U - A palillero box of automatic extraction (Machine-translation by Google Translate, not legally binding) : en es
  • DE1623305U - STOOL. : de en
  • ES26463U - Rubber tube for automatic bottles of injectable solutions. (Machine-translation by Google Translate, not legally binding) : en es
  • US2552780A - Two-way loop and earth current signaling system : en
  • ES23776Y - Apparatus for preparing coffee infusions and the like under pressure. : en es
  • FR980746A - Voltage limiter for low current electrical devices : en fr
  • FR980628A - Metal spray device : en fr
  • ES21933Y - Padlock with double security. : en es
  • DE805287C - Circuit arrangement for the transmission of messages over discussed telephone lines : de en
  • DE805351C - Boat davit : de en
  • ES26575U - Graduated square. (Machine-translation by Google Translate, not legally binding) : en es
  • ES26522U - Hollow block stone of sandy calcareous slip (Machine-translation by Google Translate, not legally binding) : en es
  • FR980454A - Improvements made to continuous vulcanization devices, in particular for electric cables : en fr
  • CA473672A - Heating apparatus : en fr
  • DE805389C - Drilling rig for underground operations : de en
  • DE1623233U - RADIATOR BRUSH WITH LOCKABLE AND MOVABLE ANGLE. : de en
  • DE805402C - Voting indicator device for radio receivers : de en
  • GB653386A - Improvements in or relating to apparatus for mounting warp-stop detectors in looms : en
  • US2552921A - Musical instrument rack : en
  • ES26395U - Cup holder of variable height applicable to espresso coffee machines and similar (Machine-translation by Google Translate, not legally binding) : en es
  • ES26531U - Improved jug, suitable for refrigerators or similar (Machine-translation by Google Translate, not legally binding) : en es
  • USD163334S - Lonnie lee shores : en
  • GB653496A - Improvements in and relating to mechanical storage equipment : en
  • CA473587A - Collets and chuck jaws : en fr
  • DE1623230U - HAND MILLING OR GRINDING MACHINE. : de en
  • DE1623401U - THROW ROD. : de en
  • GB653417A - Rotary floor polishing machine having a horizontally positioned electric motor : en
  • GB653592A - Improvements in or relating to electric discharge tubes : en
  • ES192865A1 - A METHOD OF MAKING A FOAMING AGENT TO OBTAIN POROUS STRUCTURE MORTARS AND CONCRETE : en es
  • AU143851A - Fluid pressure operated devices : en
  • US2552581A - Winding machine : en
  • US2553158A - Pivotal connection replacement : en
  • US2553005A - Projecting kaleidograph : en
  • US2553051A - End closure for knitted metallic mesh scouring devices : en
  • AU142151A - Rail lubricating device mounted ona vehicle running on rails : en
  • CH275310A - Electrical system for the transmission of constant power. : de en
  • DE1623307U - FOLDING STOOL. : de en
  • ES26507U - Silent and safety lathe for roller shutters (Machine-translation by Google Translate, not legally binding) : en es
  • DK72530C - Apparatus for depressing the piston rings in the ring passages during mounting of a piston, and pliers for use in connection therewith. : da en
  • GB653559A - Improvements in the treatment of rubber : en
  • CH275303A - Indicator for directional display on vehicles. : de en
  • GB653527A - Improvements in and relating to the manufacture of tablet jellies : en
  • US2553035A - Cheese press : en
  • US2553100A - Film viewer flashlight attachment : en
  • US2552572A - Fruit juice extractor having cyclically varying velocity : en
  • US2552861A - Portable stove : en
  • DE757127C - A pipe consisting of a core and jacket pipe made from a mixture of a hydraulic binder and aggregates : de en
  • ES192855A1 - IMPROVEMENTS IN THE ROLLER BLINDS : en es
  • FR980677A - Multiple lane signaling systems : en fr
  • FR980813A - lipstick stick case or similar : en fr
  • US2553033A - Tetrakisazo dyestuffs : en
  • ES194058A1 - A PROCEDURE FOR THE MANUFACTURE OF BOTTLES GIVING THEM SPECIAL CONFIGURATION AND DECORATION : en es
  • FR980546A - Process for disinfecting devices placed in front of the mouth when speaking (such as telephones, microphones, etc.), and device enabling its realization : en fr
  • US2552926A - Tape feeder, cutter, and moistener : en
  • US2553009A - Rail anchor means : en
  • DE805416C - Toothpaste : de en
  • GB653332A - Improvements in and relating to hydraulic-power transmission systems : en
  • GB653588A - The manufacture of glyoxal and polyglyoxal : en
  • DE805300C - Tiltable tubular steel school desk : de en
  • US2552881A - Photographic type composig machine : en
  • US2553436A - Fuse testing apparatus : en
  • FR980469A - Control device for the suspension cables of a suction line : en fr
  • CA473511A - Fungal amylase preparation : en fr
  • DE1623289U - FLANGE COIL WITH INNER AND OUTER SHEATH. : de en
  • DE805333C - A nail made from a narrow strip of sheet metal to connect wooden bodies : de en
  • FR980603A - Motor vehicle : en fr
  • US2553359A - Deairing method : en
  • DE805369C - Shoe lasts and tensioners : de en
  • ES21936Y - Device to calculate the distances between the different capitals and towns. : en es
  • GB653382A - Production of chromium-nickel stainless steel : en
  • US2553401A - Spray gun : en
  • DE1623206U - SQUARE PIECE FOR FIXING LAMP SOCKETS TO LIGHT ARMS AND THE LIKE. : de en
  • DE805404C - Cable connection terminal : de en
  • GB653462A - Improvements in or relating to railway bogies : en
  • DE805426C - Plug-in comb : de en
  • FR980800A - Plastic composition based on vinylidene chloride : en fr
  • GB653444A - Improvements relating to control systems for direct current generator-motor sets : en
  • GB653466A - Generation of high voltage for the cathode ray tubes of television receivers : en
  • AU151191B2 - Improved motor-powered roller : en
  • US2552705A - Mining machine feeding mechanism : en
  • US2552704A - Holder for books : en
  • USD163300S - Lewis boot : en
  • US2552942A - Machine for the preparation of cards for jacquards : en
  • US2553432A - Sander : en
  • DE761587C - Heating with the rainwater of a steam heater for rail vehicles : de en
  • DE805398C - Method and device for selecting index cards : de en
  • US2553212A - Electric house-heating apparatus : en
  • US2553328A - Gun holster on bicycle tanks : en
  • AU144251A - Improvements inself-loading firearms andin particular smallbore cannons : en
  • USD163265S - Suction cleaner casing : en
  • CH275288A - Control device in an automatic signaling system. : de en
  • DE1623302U - SCRAP CLOTH WITH AN OPENING IN THE CENTER. : de en
  • DE1623432U - PLASTIC SUPPORT FOR SHIRT COLLAR. : de en
  • DE805375C - Machine for marking textile fabrics : de en
  • US2552797A - Solvent fractionation of fatty materials : en
  • US2552932A - End section construction for billfolds : en
  • US2552828A - Radio tuning dial : en
  • US2553438A - Safety device for use with ladders : en
  • DE1623369U - INTERCHANGEABLE NEON TUBE LIGHTING LETTERS OR SHAPES. : de en
  • US2552857A - Aerosol bomb : en
  • AU3559550A - A machine for aerating turf : en
  • AU3452250A - Blade connecting means or mounting for road graders, bulldozers and like machines : en
  • CA473568A - Machines for folding strip into tubes or sections : en fr
  • CH275280A - Amplification device with automatic volume and contrast control. : en fr
  • ES192894A1 - A PROCEDURE FOR THE ELABORATION OF VULCANIZABLE ELASTOMER COMPOUNDS : en es
  • US2552813A - Machine for use in the manufacture of shoes : en
  • US2552714A - Container for combination of lipstick and brush : en
  • US2552953A - Self-unloading vehicle : en
  • US2552959A - Overhead spring-actuated garage door : en
  • CH275228A - Pump. : en fr
  • US2552832A - Cold treating method and machine : en
  • USD163255S - Advertising device or similar article : en
  • AU3437750A - Improvements in or relating to automatic poultry feeders : en
  • DK72534C - Machine for stretching an upper over a last. : da en
  • FR980637A - Machine for automatic fish preparation : en fr
  • USD163301S - lipshitz : en
  • AU132251A - f "Improvements in or relating to weft replenishing apparatus for weaving looms : en
  • DE805313C - Steel framework for shuttering concrete ceilings : de en
  • GB653532A - Improvements in or relating to container transfer equipment on vehicles : en
  • CA473567A - Fluid pressure valves : en fr
  • US2552742A - Pattern control means for knitting machines : en
  • US2553008A - Preparation of unsaturated organic nitriles : en
  • US2553121A - Air conditioning apparatus : en
  • US2553446A - Apparatus for mixing the vapor of a volatile anesthetic : en
  • US2552947A - Coated roofing : en
  • AU135651A - Speed governor for telephone subset dial : en
  • US2553399A - Device for separating printing rollers in the absence of a paper sheet : en
  • DE805296C - Seating device for the physically handicapped : de en
  • ES196716A3 - MECHANICAL PRESS WITH ROTATING STAR INTERCHANGEABLE JAWS : en es
  • USD163330S - Air pump : en
  • CA473694A - Sulfonic acid amide compounds : en fr
  • AU3449350A - Improvements in or relating to automobile steering linkage : en
  • US2552590A - Telephone support : en
  • US2552862A - Block indication apparatus for centralized traffic control systems of the normally inactive reversible coded track circuit type : en
  • US2552951A - Disk type mower : en
  • US2552639A - Holder for fishing rods : en
  • US2553278A - Air conditioning apparatus : en
  • AU135751A - Improvements in cash registers and like machines : en
  • CA473512A - Fishing lures : en fr
  • ES26513U - Reflective screen for lighting by lamps, especially tube (Machine-translation by Google Translate, not legally binding) : en es
  • US2552845A - Internal gas burner : en
  • US2552970A - Sonic generator : en
  • AU144451A - An improved diaphragm pump : en
  • DE1623306U - ONE-DAY OR MULTI-DAY UPHOLSTERED FURNITURE. : de en
  • DE805494C - Television camera : de en
  • US2552769A - Octylthiophene preparation : en
  • USD163312S - Vehicle lamp : en
  • NL67830C - : en
  • FR980538A - Device for activating and deactivating the energy transfer rollers and humidifier rollers in printing machines and, in particular, offset machines : en fr
  • GB653475A - Improvements relating to engineer's studs or bolts : en
  • CA473613A - Magenta colored phenazonium dyestuff images : en fr
  • CH275255A - Device for regulating an alternating current machine. : de en
  • AU135551A - Improvements in or relating to electric pulse code modulation systems : en
  • DE1623270U - LIGHT FOUNTAIN PEN. : de en
  • DE805307C - Mixing container with vertical drive shaft mounted in the floor : de en
  • FR980783A - Improvements to rims for cycles : en fr
  • AU150463B2 - Improvements in mechanically operated refrigerated delivery machines : en
  • DE1623255U - FOOD WOLF. : de en
  • CA473526A - Engine throttles : en fr
  • NL67895C - : en
  • DE1623317U - PLACHING SUPPORT CONNECTION. : de en
  • DK72511C - Installations for the production of tar-poor fuel from wood waste or other wood-containing material. : da en
  • CA473687A - Relays : en fr
  • CH275223A - Manually operated valve on vacuum systems. : de en
  • US2553327A - Roll paddle : en
  • AU134151A - Process for producing combustible gases from hydrocarbon oils : en
  • AU158443B2 - A suspension device fora wheeled, road vehicle : en
  • DE805341C - Descaling and rust removal agents : de en
  • US2553021A - Spring mounted means : en
  • US2552807A - Dyeing spun cellulose derivative staple fibers in alcoholic solutions and then skying : en
  • US2553111A - Electrostatic toy animator : en
  • US2553461A - Weather strip for doors : en
  • US2552817A - Talcum powder dispenser : en
  • US2553366A - Crystal controlled high-frequency oscillator : en
  • FR980642A - New spirans : en fr
  • CA473555A - Electrode holders : en fr
  • AU144551A - A suspension device fora wheeled, road vehicle : en
  • CH275139A - Superimposed cylinder type circular knitting machine. : en fr
  • CH275189A - Calculating register machine. : en fr
  • AU149218B2 - Priming device for liquid oxygen explosive cartridges : en
  • US2552615A - Muffler with spiral conical insert : en
  • US2553058A - Wheel balancing machine : en
  • US2553384A - Helical gearing : en
  • USD163245S - Film material or like flat surface material : en
  • US2552833A - Increment mechanism : en
  • US2552971A - Cherry pitter : en
  • US2553018A - Radio distance measurement : en
  • AU135851A - A Multispeed drive for record changers : en
  • CA473584A - Processes for producing synthetic products : en fr
  • ES197281A1 - A GLASS BALL MAKING SYSTEM FOR ARTIFICIAL OR IMITATION PEARLS : en es
  • ES24887Y - Insurance policy folder. : en es
  • GB653476A - Process for the preparation of a new derivative of aneurin : en
  • US2553213A - Apparatus for homogenizing liquids : en
  • US2553282A - Garment hanger : en
  • USD163239S - Infant s dressing table : en
  • US2552731A - Sewing machine needle threading device : en
  • US2553279A - Hold-down mechanism of springactuated shades : en
  • DE1623242U - Curlers. : de en
  • DE805317C - Turntable for sound recording and playback device : de en
  • DE805414C - Cooling device, especially for shafts of hot air fans : de en
  • US2552651A - Fan wheel with arcuate blade forming strips : en
  • DE1623222U - LACE BUTTON FOR TYING CASES, SHOES ETC. : de en
  • DE761660C - Electric machine with encapsulation of the collector or the slip rings : de en
  • DE805331C - Quick connector, e.g. for connecting profile iron or flange tubes : de en
  • CH275258A - Electric capacitor. : de en
  • US2553187A - Vehicle road light convertible for use as a trouble light : en
  • DE805365C - Footwear insoles and process for their manufacture : de en
  • AU138951A - Process for recovering fats or oils : en
  • CA473678A - Induction heating apparatus : en fr
  • USD163290S - Necklace or similar article : en
  • AU132451A - Improvements in reactor assemblies : en
  • CA473629A - Drill holders and like tools : en fr
  • DE1623207U - WINDING BODY FOR ELECTRIC COILS. : de en
  • AU152289B2 - Improvement in electric capacitor : en
  • ES25349U - Grille for plowing of wasteland, uprooting, regenerative and mulling of the masmos without tipping of terra (Machine-translation by Google Translate, not legally binding) : en es
  • DE1623279U - RUBBER BOOTS. : de en
  • ES26574U - Perfected box (Machine-translation by Google Translate, not legally binding) : en es
  • FR980888A - Filter plate for filter press : en fr
  • AU135151A - Device for coupling a framework carrying an implement to framework carrying a source of driving power : en
  • US2552772A - Bullet clamping device : en
  • US2552607A - Halogenated aromatic hydrocarbons and process for making same : en
  • GB653457A - Process for conducting catalytic reactions and catalysts therefor : en
  • DE752337C - Process for the production of high-strength rayon from viscose : de en
  • FR980569A - Adjustable support : en fr
  • GB653379A - Process for refining penicillin x : en
  • GB653389A - Improvements in knitted collars and shirts incorporating the same : en
  • FR980457A - Machine for cleaning the interior of barrels and the like : en fr
  • FR980701A - Alternative volumetric machine usable in particular as a two-stroke thermal engine : en fr
  • CH275248A - Wire and cable reel. : de en
  • GB653555A - Lifting apparatus : en
  • ES192836A1 - A PROCEDURE FOR THE CATALYTIC OBTAINING OF HYDROCARBONS : en es
  • FR980631A - heat exchanger : en fr
  • FR980863A - Saw head for band saws : en fr
  • US2553141A - Baffle : en
  • US2553201A - Engine starter and the like : en
  • DE1623280U - CUTTING IRON FOR SHOE MACHINING MACHINES. : de en
  • US2552536A - O, o-di-(methoxyphenyl) amidothiophosphate : en
  • DE805364C - Method of manufacturing a shoe and shoe manufactured by this method : de en
  • ES192977A3 - IMPROVEMENTS IN THE PROCEDURES FOR THE MANUFACTURE OF FOOTWEARS WITH A TEXTILE SOLE : en es
  • DE805428C - Butter dividing machine : de en
  • DE805290C - DF method for determining the direction of incidence of electromagnetic waves : de en
  • ES196542A1 - AN IMPROVED APPARATUS FOR PRACTICING PLEURAL WASHING : en es
  • ES192958A1 - AN IMPROVEMENT IN THE AUTOMATIC ADVANCE MECHANISMS OF THE WARP FOLDERS OF THE LOOMS : en es
  • FR980882A - Device for mounting the clamps on the reams to treat tissues : en fr
  • GB653415A - Improvements in and relating to dynamo electric machines : en
  • DE757076C - Rock percussion drill with radial and eccentrically aligned carbide cutting edges : de en
  • DE805433C - Small folding chair : de en
  • ES26519U - Model to label bottles (Machine-translation by Google Translate, not legally binding) : en es
  • ES26534U - Field or beach hat for ladies and girls adaptable to any size (Machine-translation by Google Translate, not legally binding) : en es
  • US2552924A - Cable anchor for well derrick lines : en
  • ES26504U - Curling iron for hair or curler (Machine-translation by Google Translate, not legally binding) : en es
  • FR980861A - Control handle for cable transmission : en fr
  • GB653321A - Improvements relating to flexible tubing and methods of making the same : en
  • DE805361C - Fish tape for doors and windows : de en
  • DE805434C - Upholstered mattress : de en
  • US2552560A - Process of producing oxygen : en
  • DE805334C - Shock absorbers : de en
  • ES26429U - Improved syringe for injections (Machine-translation by Google Translate, not legally binding) : en es
  • GB653494A - Improvements in or relating to heating and defreezing apparatus for aircraft : en
  • ES192979A1 - A CATALYST FOR HYDROGENATION, PARTICULARLY OF GLYCERIDES AND / OR FATTY ACIDS : en es
  • US2553322A - Platform attachment for ladders : en
  • AU155212B2 - Retention of fillers in textile materials : en
  • BE502663A - METHOD AND DEVICE FOR DRIVING OSCILLATING SYSTEMS PROVIDING WORK, IN PARTICULAR FOR THE TREATMENT OF WORKS AND MATERIALS. : en fr
  • DE805357C - Security lock with several actuators and U-shaped lock shackle : de en
  • DE805410C - Arrangement of rotary switches in electric cookers : de en
  • ES26420U - Wrapper with folder applicable to the packaging of socks (Machine-translation by Google Translate, not legally binding) : en es
  • FR980700A - Improvements in the manufacture of shaped articles from thermoplastic polymerization products : en fr
  • US2552733A - Apparatus for holding citrus fruit : en
  • US2552930A - Extrusion of clay products : en
  • FR980699A - Factory installation for the production of pasta : en fr
  • GB653584A - Overvoltage protector : en
  • DE1623244U - SHIRT AND LASHING CASSETTE FOR THE LORD OR FOR THE LADY. : de en
  • DE805332C - Locking device for moving parts : de en
  • ES192817A1 - IMPROVEMENTS IN THE MANUFACTURE OF PAIRS OF PROFILES AS IRONS ZARÉS, ESSENTIALLY FOR THE CONSTRUCTION OF ANNULAR OR ARCHED GALLERIES IN THE MINING SERVICE : en es
  • US2552920A - Electrolytic tin plating bath : en
  • DE1623221U - FELT BOOTS. : de en
  • DE1623326U - RUBBERIZED CORK SOLE. : de en
  • DE805363C - Process for the production of footwear and footwear produced by the process as well as cutting to it : de en
  • CH275221A - Heat-insulating insulation. : en fr
  • DE1623367U - OPTICAL LIGHT SIGN. : de en
  • DE805316C - Flow meter for liquids : de en
  • GB653314A - Improvements in and relating to antennae : en
  • US2552587A - Magazine hammer : en
  • US2552822A - Windshield wiper : en
  • FR980821A - Logarithmic potentiometer for very high wheatstone bridge? : en fr
  • DE1623316U - TRIM MADE OF METAL. : de en
  • FR980802A - Improvements relating to broaching machines : en fr
  • GB653393A - Improvements in and relating to apparatus for taking photographs giving the impression of relief and movement : en
  • US2552562A - Method of making benzene hexachloride : en
  • US2552643A - Display package : en
  • USD163246S - Award tkophy : en
  • ES23544Y - Case for certain articles for advertising or non-advertising purposes. : en es
  • ES26427U - Apparatus for combing, cutting and fixing hair and shaving. (Machine-translation by Google Translate, not legally binding) : en es
  • US2553423A - Lubricating grease composition : en
  • AU154867B2 - Multichannel microwave transmission system : en
  • US2552625A - Electrically operated flush valve : en
  • US2552916A - Plug button or closure : en
  • US2552957A - Adjustable locking buckle : en
  • GR12988B - IMPROVEMENTS IN AIR INTRODUCTION DEVICE WITH INTERNAL COMBUSTION ENGINE. : el en
  • USD163258S - Spoon or other article of flatware : en
  • DE805318C - Clamp slide for bands, belts, in particular trousers and. like : de en
  • ES195441A3 - A MACHINE TO BEAT CREAM PNEUMATICALLY : en es
  • ES197245A1 - IMPROVEMENTS IN THE MANUFACTURE OF LAMP HOLDERS FOR RADIOTELEPHONY AND SIMILAR DEVICES : en es
  • GB653394A - Method of controlling the rate of flow of liquids which contain solid matter in suspension : en
  • ES25993U - A bottle or bottle with ejector device containing liquid (Machine-translation by Google Translate, not legally binding) : en es
  • ES26393U - A folding tube for cylindrical wrappers for socks (Machine-translation by Google Translate, not legally binding) : en es
  • ES26441U - A mesh bag or similarly sparse fabric with mouth openers (Machine-translation by Google Translate, not legally binding) : en es
  • FR980762A - Improvements to fixing devices for lag bolts, screws or the like and articles provided with the improved device : en fr
  • GB653432A - Improvements in or relating to tunnel furnaces having an endless transport belt : en
  • FR980755A - Electric razor improvements : en fr
  • ES26384U - Container for aggregates and liquids. (Machine-translation by Google Translate, not legally binding) : en es
  • US2552960A - Gas actuated inlet valve : en
  • US2552570A - Oxidation resisting hydrocarbon products : en
  • US2553225A - Brassiere : en
  • US2553255A - Telephone substation apparatus : en
  • AU148770B2 - Improved doorlock and latch mechanism for motor vehicles : en
  • USD163298S - Bulldozer r: g. le tourneau : en
  • USD163262S - Dilena dish : en
  • US2553155A - Football game device : en
  • US2553227A - Composite sheathing board and method of making same : en
  • FR980486A - Elastic tape and its applications : en fr
  • GR12987B - RAILWAYS, MORTAR ROLLERS WITH STEEL REINFORCEMENT AND METHOD OF MAKING THESE. : el en
  • US2552934A - Process of chlorinating acetaldehyde : en
  • US2553237A - Shock absorber : en
  • US2553319A - Multiple chamber tire : en
  • US2553491A - Acoustic transducer utilizing semiconductors : en
  • AU131051A - Process for improving the crease-resistance of cotton fabrics andthe fabrics improved thereby : en
  • FR980781A - Hot-spinning of metals : en fr
  • CA473523A - Navigation apparatus for aircraft and training devices : en fr
  • ES26512U - Double headlamp electric torch for traffic signals (Machine-translation by Google Translate, not legally binding) : en es
  • FR980502A - : fr
  • DE1623361U - POTATO SKIN MACHINE. : de en
  • GB653409A - Self-sufficient fuel : en
  • ES25686U - Juicer of tubes for packaging creams (Machine-translation by Google Translate, not legally binding) : en es
  • ES26514U - Perfect table for games (Machine-translation by Google Translate, not legally binding) : en es
  • CA473558A - Methods of coating aluminum : en fr
  • DE1623275U - FONT TEMPLATE. : de en
  • ES26037U - Apparatus for autoanalgesia with device for recovery (Machine-translation by Google Translate, not legally binding) : en es
  • FR980664A - Temperature regulator : en fr
  • GB653383A - Method of removing surface contaminants from metallic contact pins of bases for electric lamps, electric discharge tubes, radio tubes and the like, and of forming thereon a surface layer of good electrical conducting properties : en
  • GB653449A - Improved method of and apparatus for the mechanical coagulation of solids in liquids : en
  • GB653551A - Improvements relating to level-cut grabs : en
  • DE805283C - speaker : de en
  • DE1623269U - ILLUMINATED PENCIL. : de en
  • ES197109A1 - PERFECTIONS IN THE MANUFACTURE OF FOOTWEAR : en es
  • FR980576A - Device intended to transmit, by electrical means, oscillations of acoustic frequency : en fr
  • GB653513A - A scale for the rapid determination of the moisture content in solid bodies : en
  • DE1623370U - DEVICE FOR PREVENTING UNFORESEEN RETRACTING OF THE TILTING DEVICE ON VEHICLES. : de en
  • ES192969A1 - IMPROVEMENTS INTRODUCED IN THE TWO-STROKE SEMIDIESEL ENGINES TO KEEP THE BULB TEMPERATURE CONSTANT : en es
  • ES22848U - Spraying device for inhalations (Machine-translation by Google Translate, not legally binding) : en es
  • FR980803A - Rotating barrel for automatic lathe with sliding headstock : en fr
  • GB653376A - Radio relay or repeater systems for the retransmission of image signals : en
  • DK72522C - Building element, methods of its manufacture and mold for use in the manufacture. : da en
  • DE755359C - Method and device for operating air treatment systems, in particular air conditioning systems : de en
  • FR980484A - Further training in sheathed controls : en fr
  • FR980522A - Punch for drilling blastholes in rocks : en fr
  • DE805350C - Adjustable seat post for bicycles and motorcycles : de en
  • ES196355A1 - A MECHANICAL SYSTEM TO MOVE THE CYLINDERS OF THE FOUR-CYLINDER DIAGONAL MILLS BY V-BELTS : en es
  • CA473652A - Temperature regulators : en fr
  • CH275165A - Signaling device for card files. : de en
  • CH275162A - Process for the preparation of a solution for the production of a protective coating on metal surfaces. : en fr
  • US2552811A - Stand for dress forms and the like : en
  • US2553148A - Mechanism for registering sheets being fed to printing machines and the like : en
  • CH275144A - Process for obtaining a pleated article, apparatus for its implementation, and pleated article obtained by means of this process. : en fr
  • AU3614450A - Improvements in hinges : en
  • CH275261A - Electric discharge tube with a bundled stream of electrons and a deflecting electron mirror. : de en
  • US2552552A - Rotameter : en
  • US2552737A - Process for producing synthesis gas : en
  • US2553154A - Method of waterproofing and flameproofing paper : en
  • US2553233A - Method for determining the presence of gas in dispersions : en
  • US2553398A - Method of effecting catalytic conversion : en
  • US2553513A - Oleomargarine package and method of making : en
  • US2552905A - Film identifying means for photographic camera film holders : en
  • USD163339S - Thompson automobile : en
  • USD163344S - Ribbon reel : en
  • AU141551A - Improvements in or relating to fuel supply apparatus : en
  • AU155684B2 - Alkyl acetic acid esters of pregnane series 20-21 ketols, and process of making same : en
  • CA473624A - Heat-treating iron-steel bodies : en fr
  • CA473700A - Ventilator systems for water closets : en fr
  • CA18173S - Pillow or similar article : en
  • US2552726A - Friction type throttle control : en
  • CA473566A - Ice eliminating systems, oil separator and pressure regulating devices therefor : en fr
  • CH275273A - Process for preparing tri (B-diethylaminoethoxy) -1,2,3-benzene tri-iodoethoxide. : en fr
  • US2552577A - Diamidothiophosphates : en
  • CH275242A - Process for the production of a rotor provided with blades for an axial flow machine and rotor produced according to this process. : de en
  • CH275265A - Eddy current electric furnace. : en fr
  • US2553000A - Withdrawal string connection for tampons : en
  • US2552767A - Apparatus for treating the surface of articles : en
  • US2552804A - Flat tire dolly : en
  • US2552878A - Second order differential microphone : en
  • US2553195A - Apparatus for cleaning and flushing radiators and the like : en
  • US2553355A - Method of producing parasiticidal oils : en
  • CH275182A - Equipment to be used with a pair of skis for walking on water. : en it
  • CH275281A - Amplifier with adjustable gain and frequency-dependent negative feedback. : de en
  • CH275251A - Process for producing electrical insulation for coaxial bodies. : de en
  • CH275298A - Containers equipped with a zipper and a lock to lock the zipper, e.g. B. suitcase, bag or the like. : de en
  • US2552634A - Valve control mechanism : en
  • US2553321A - Variable discharge fuel pump : en
  • US2553360A - Television and like apparatus : en
  • GB653570A - Improvements in surface apparatus for effecting transfer of heat between fluids : en
  • FR980598A - Improvements to plastic cladding tiles : en fr
  • FR980757A - Improvements to remote indicator systems : en fr
  • GB653538A - Improvements in the treatment of rubber : en
  • US2552876A - Metal pumping and siphoning : en
  • US2552884A - Oscilloscope system : en
  • USD163279S - Harris truck cab : en
  • FR980709A - Process for the elimination of lead contained in water : en fr
  • FR980724A - Adjusting device for triple valves used in compressed air brakes : en fr
  • ES197149A2 - A LUMINOUS APPARATUS AND TRANSPORTER, WITH CONTINUOUS CIRCULATION OF IMAGES, FILMS AND ANALOGUES : en es
  • DE1623383U - HEAD BRUSH. : de en
  • DE1623400U - SPIN BAR FOR SPIN CURTAINS. : de en
  • US2552826A - Knife edge bearing for scales : en
  • CH275238A - Rotor for axial flow machines. : de en
  • ES26461U - Blanket for children, perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • GB653594A - Improved cigarette paper and process of making the same : en
  • CA473524A - Power transmissions : en fr
  • CH275250A - Procedure for mounting metal parts on ceramic or glass electrical insulators, particularly on load-bearing type insulators. : en it
  • ES196986A1 - IMPROVEMENTS IN THE CARBURETORS : en es
  • GB653564A - Improvements relating to the preparation of printing surfaces by photographic methods : en
  • DE1623205U - REMOTE CABLE. : de en
  • FR980562A - Electric soldering irons improvements : en fr
  • FR980722A - Process for treating pulp for bleaching : en fr
  • US2552566A - Scanning system : en
  • US2552841A - Venetian blind : en
  • US2553208A - Remote-control positioning circuit : en
  • CH275227A - Device for the lubrication of vacuum pumps and compressors. : de en
  • AU155895B2 - Improvements in or relating to methods of and means for lubricating chains : en
  • AU140951A - Improvements in or relating to coupling devices for pipes or conduits : en
  • DE805439C - Luffing crane with horizontal load path : de en
  • US2552768A - Thread joint for tubular members : en
  • US2552834A - Highway crossing protection apparatus : en
  • AU150534B2 - Apparatus for densiiying and granulating solid substances : en
  • CA473637A - Feed shut-off mechanism : en fr
  • CH275140A - Process for lightening paper, leather, wood, soap etc. as well as laundry and clothing. : de en
  • FR980636A - Ring for spinning looms and its slider : en fr
  • ES192863A1 - AN AUTOMATIC MACHINE TO MAKE STICKS : en es
  • FR980798A - Improvements to automatic reversing winches : en fr
  • DE1623335U - SLIDING HEADBAR FOR BUSINESS BOOKS. : de en
  • FR980754A - Remote control device : en fr
  • US2553092A - Apparatus for stretch-bending work in different directions under a predetermined tension : en
  • ES26462U - An improved espadrille (Machine-translation by Google Translate, not legally binding) : en es
  • ES196673A2 - A ROTATING SYSTEM FOR TELEPHONE DEVICES : en es
  • ES195767A3 - A GRINDING MACHINE FOR CHEESES, FRUITS AND VEGETABLES, AND CUTTER FOR POTATOES, VEGETABLES AND ANALOGUE APPLICATIONS : en es
  • FR980635A - Multi-channel pulse signaling radio systems : en fr
  • CA473599A - Thermochemical methods and apparatus : en fr
  • ES197369A1 - A DIRECT DRIVE MECHANISM TO CHANGE SPEEDS ON THE DEVICES OF THE TURNTABLE DEVICES : en es
  • ES25330Y - Heat recovery plate. : en es
  • FR980705A - Reinforcement for reinforced concrete beams : en fr
  • US2552761A - Number display arrangement : en
  • DE805438C - Baking and roasting apparatus with electrical heating : de en
  • GB653404A - Improvements in or relating to rotary drum electric driving gears for whale boilers or the like : en
  • GB653609A - Improvements in bolt assemblies : en
  • DE805320C - Pipe tip with drool trap : de en
  • US2552530A - Process for breaking petroleum emulsions : en
  • US2553066A - Self-priming centrifugal pump : en
  • USD163311S - Coin bank : en
  • GB653346A - Improvements in thread-advancing reels : en
  • GB653419A - Improvements in devices for arresting a shaft by any one of a number of pawls arranged around the shaft : en
  • GB653478A - Improvements in hydraulic dredge : en
  • CA473595A - Cultivators : en fr
  • US2553375A - Process of dyeing fur skins with insoluble azo dyestuffs : en
  • DE1623331U - WRINGE. : de en
  • GB653363A - Improvements in and relating to the production of filaments, threads and the like bythe wet spinning process : en
  • GB653578A - Convection heater : en
  • FR980719A - Distribution and distribution duct for furnace : en fr
  • FR980702A - Connector for cables, cords, tubes, rods or the like : en fr
  • GB653528A - Induction motor rotor : en
  • GB653327A - Oil-insoluble lubricant : en
  • DE1623213U - PROTECTIVE COVER FOR URETARY CATHETER. : de en
  • DE1623252U - TOTO AUTOMAT (DEVICE TO FACILITATE TOTO BETS). : de en
  • FR980854A - Improvements to shooting concentrators, in particular for hunting weapons : en fr
  • US2552698A - Portable hoist and load transporting device : en
  • US2553030A - Heat exchange apparatus : en
  • US2553273A - Pallet type container : en
  • FR980606A - Installation of material hoists for constructions : en fr
  • DK72513C - Typewriter. : da en
  • ES23918U - Automatic boiler regulator (Machine-translation by Google Translate, not legally binding) : en es
  • GB653446A - Improvements in or relating to figured textiles : en
  • DE1623287U - CIRCULAR CLOCK CASE. : de en
  • GB653315A - Improvements in or relating to electron discharge tubes : en
  • GB653519A - Improvements relating to medical douching apparatus : en
  • FR980856A - Automatic gearbox : en fr
  • FR980596A - Demountable reinforced concrete bench : en fr
  • GB653436A - Improvements in or relating to the manufacture of thiuram monosulphides : en
  • US2552663A - Milling machine preferably for machining printing plates : en
  • US2552798A - Fastener-applying implement : en
  • US2552571A - Aircraft brake cooling means : en
  • US2553215A - Friction material : en
  • FR980632A - Electric filter networks : en fr
  • AU151890B2 - Improvements in power transmission mechanisms : en
  • DE805278C - Process for the production of peroxidic compounds by oxidation on amalgams : de en
  • DE805325C - Sorting device for seeds u. like : de en
  • FR980533A - Improved process of photographic development and new developers for the implementation of this process : en fr
  • FR980526A - Synthesis of hydrocarbons : en fr
  • DE1623209U - EYEPIECE FOR ENDOSCOPES. : de en
  • DE805275C - Device for removing the paper shavings on paper cutting machines, especially three-knife trimmers : de en
  • USD163266S - Combination earring and ring rack : en
  • ES197391A1 - A CHEMICAL PROCEDURE FOR THE TANNING OF ALL KINDS OF FISH SKINS : en es
  • FR980831A - Constant level inkwell : en fr
  • ES15904Y - Canapé-bed. : en es
  • ES26573U - Folder suspended with sliding marker for correspondence file. (Machine-translation by Google Translate, not legally binding) : en es
  • GB653440A - Radio guiding systems, particularly for aircraft : en
  • FR980817A - Improvements to bedbugs and their manufacture : en fr
  • US2552679A - Cooled injection nozzle : en
  • US2553316A - Wire stripper for stripping outer conductors from coaxial lines : en
  • FR980556A - Improvements to green cocoa processing processes and to the product thus obtained : en fr
  • FR980667A - rotary recovery drum heat exchanger for internal combustion turbines : en fr
  • GR12981B - REMOVAL AND REPAIR MOTORS OF CAR TIRE OF ALL TYPES, OPERATING BY ELECTRICITY. : el en
  • GB653454A - Antenna : en
  • ES24711U - Reinforced syringe for medicinal injections (Machine-translation by Google Translate, not legally binding) : en es
  • DE805420C - Method and device for the production of high tensile strength fibers from glass or other mineral substances : de en
  • US2553074A - Adjustable tubular fabric spreader : en
  • US2553127A - Guiding of threads or filaments : en
  • US2553285A - Apparatus for reproducing colored pictures : en
  • US2552763A - Apparatus for handling and applying plaster : en
  • FR980849A - Method and device for automatically opening the air shutter of a carburetor : en fr
  • GB653399A - Rate of change of fluid pressure indicator applicable as a rate of climb indicator or as an accelerometer for aircraft : en
  • DE1623219U - REMOTE RELEASE FOR LENS SHUTTERS. : de en
  • DE1623314U - ADAPTABLE UPHOLSTERY FOR UNCOMFORTABLE CAR SEATS OR THE LIKE. : de en
  • US2552701A - Friction shock absorber for railway car trucks : en
  • US2552604A - Fluid pressure control for variable delivery pump hydraulic drive system control : en
  • ES197310A3 - A PERFECTED PROCEDURE TO PERFORM RAPID URINE ANALYSIS : en es
  • ES26454U - Core supplement for special phonograph records (Machine-translation by Google Translate, not legally binding) : en es
  • US2552818A - Electrically heated flatiron : en
  • CA473576A - Rubber-like compositions and methods of preparation : en fr
  • US2552631A - Floor cleaning and polishing device : en
  • US2552766A - Control device : en
  • US2552890A - Elevation indicator : en
  • US2553241A - Brassiere device : en
  • CH275201A - Alloy sintered steel. : de en
  • CH275134A - Method for weaving ribbons and apparatus for carrying out this method. : de en
  • CH275157A - Process for the production of solid, practically dry caustic soda. : de en
  • US2552564A - Separation of organic compounds : en
  • US2553312A - Apparatus for imparting high energy to charged particles : en
  • CA473636A - Paper having improved printing characteristics : en fr
  • US2552585A - Apparatus for determining listening habits of radio receiver users : en
  • US2553483A - Production of cellulose ester yarns suitable for conversion into staple fiber : en
  • DK72512C - Process for the preparation of ethers of vitamin A. : da en
  • ES26440U - An improved tile for ceilings (Machine-translation by Google Translate, not legally binding) : en es
  • CA473625A - Making products of iron or iron alloys : en fr
  • CA473660A - Methods and means for generating and utilizing vibrational waves in plates : en fr
  • AU141651A - Antiskid device for motor vehicles : en
  • AU145774B2 - Improvements in or relating to automobile steering linkage : en
  • USD163287S - Comb or similar article : en
  • US2552888A - Baling machine : en
  • US2553181A - Ophthalmic mounting : en
  • AU151018B2 - Control means for use with ejection seat of aircraft : en
  • CA473653A - Steam water heaters : en fr
  • US2552671A - Vehicle window regulator : en
  • US2553103A - Standard for preparing hand bouquets : en
  • US2552940A - Viewing device for photographic apparatus and cinematographic cameras : en
  • US2553019A - Control apparatus : en
  • CH275309A - Suspension device for a bicycle or a motorcycle. : de en
  • US2552513A - Separation of aldehydes and ketones : en
  • US2552853A - Syringe apparatus for cleaning porous material : en
  • US2552945A - Pocketknife having retractable blades : en
  • US2553292A - Dynamoelectric machine : en
  • US2553505A - Centrifugally controlled device : en
  • US2552985A - Apparatus for filleting fish : en
  • US2553352A - Pump valve unit : en
  • USD163340S - Trigere coat : en
  • CA473560A - Flexible conduits : en fr
  • CA473513A - Industrial bath furnaces : en fr
  • US2552699A - Emergency key holder for automobiles : en
  • US2553456A - Rub apron for use on textile machines : en
  • FR980508A - : fr
  • FR980717A - Improvements to machines with blades moving relative to a fluid : en fr
  • CH275254A - Device for obtaining a direct current that is dependent on the frequency of an alternating current. : de en
  • AU148802B2 - Improvements in multiple spindle spinning machines ofthe worm and worm wheel drive type : en
  • CA473683A - Window operators : en fr
  • CH275207A - Cutting dies, especially for cutting threads of mounted bolts. : de en
  • CH275115A - Process for the production of double-glazed windows and window produced by the process. : de en
  • CH275232A - Method for operating two-stroke internal combustion engines and device on two-stroke internal combustion engines for carrying out the method. : de en
  • FR980527A - Manufacturing process for electric heating devices : en fr
  • FR980877A - Process and improved devices for cooling insulated electrical apparatus in a vessel : en fr
  • US2552509A - Hair curler : en
  • US2553252A - Apparatus for manufacturing plastic toy balloons : en
  • ES197242A1 - A HEADLIGHT SYSTEM FOR BICYCLES AND SIMILAR LIGHT VEHICLES : en es
  • FR980602A - Automotive : en fr
  • FR980833A - Improvements to electric motors : en fr
  • GB653536A - Improvements in or relating to sensitive manometers : en
  • DE805308C - Cam link luffing crane : de en
  • US2552728A - Separable connector : en
  • CH275123A - Seat. : en fr
  • DE1623336U - REGISTRATION ARRANGEMENT. : de en
  • DE1623355U - FOLDING ARMCHAIR OR DGL. : de en
  • ES197091A1 - IMPROVEMENTS IN THE CONSTRUCTION OF THE BATAN DE LOS TELARES : en es
  • FR980793A - Improvements to pumps or compressors : en fr
  • AU16851A - Improvements inthe driving of rotatable shafts : en
  • US2553407A - Purifying sulfuric acid : en
  • US2552622A - Frequency generator for machine control systems : en
  • US2552682A - Driving connection for watchmaker's lathes : en
  • US2553535A - Dispensing container : en
  • DE1623376U - SECURING THE CAP OF THERMOS BOTTLES AND THE LIKE. : de en
  • CA473657A - Gel pellets : en fr
  • CH275218A - Securing device on organs that can be adjusted on a carrier, especially in machine tools. : de en
  • US2552799A - Party line selective signaling system having code and conference call : en
  • FR980539A - Light metal horse shoe : en fr
  • CH275124A - Collapsible furniture. : de en
  • US2552806A - Utensil handle : en
  • DE1623358U - DEVICE FOR REGULATING CENTRAL HEATING. : de en
  • US2552914A - Superregenerative wave-signal receiver : en
  • US2552975A - Photogrammetric projection machine : en
  • US2553064A - Surfacing and cleaning aluminum : en
  • US2552854A - Logarithmic ratemeter : en
  • US2553063A - Hydraulic pump : en
  • US2553305A - Injection compensation in highenergy particle acceleration : en
  • GB653334A - Improvements in or relating to electromagnetic clutches : en
  • GB653608A - Improvements in or relating to shaft seals : en
  • ES25208Y - Electric hand held mixer. : en es
  • CA473634A - Gear finishing machines : en fr
  • US2552582A - Dry drilling of diamonds and the like : en
  • US2553094A - Floor lamp : en
  • US2552624A - Door closing apparatus, including electrically driven gear pump and oscillating vanemotor hydraulic transmission : en
  • US2552839A - Means for molding undercut knob handles or other undercut portions upon glass articles : en
  • US2552893A - Theodolite scale reading system : en
  • US2553105A - Demountable basketball apparatus : en
  • US2552805A - Rotary stud : en
  • USD163304S - Child s apron : en
  • US2552574A - Amidothiophosphates : en
  • US2552976A - Stocking stretcher : en
  • US2553054A - Machine and method for producing a continuous honeycomb structure : en
  • US2553380A - Reversible turbine type fluid coupling : en
  • US2552952A - Magnetic amplifier : en
  • CH275175A - Rule for accounting formulas. : en fr
  • DE805311C - Sheet steel cladding : de en
  • DE805343C - Process for the production of phosphate coatings on metals, especially iron and steel : de en
  • US2552756A - Lateral liner for locomotive journal boxes : en
  • US2552892A - Pressure responsive valve : en
  • CH275198A - Self-winding timepiece. : en fr
  • US2553224A - Treatment of drilling fluids : en
  • FR980866A - Motor wine grower : en fr
  • FR980600A - Multiple filtering device for tobacco smoke in pipes, cigarette holders, cigarette holders, etc. : en fr
  • US2553261A - Hydroxy-acylamino azo dyestuffs of the naphthalene series and a process of making same : en
  • US2553400A - Plier-type, toggle actuated wrench : en
  • ES26520U - Apparatus for the support and exhibition of pieces of cloth (Machine-translation by Google Translate, not legally binding) : en es
  • FR980711A - Process for manufacturing an emulsifying and detersive product and product obtained by this process : en fr
  • US2553506A - Hardened gelatino-silver halede : en
  • US2553510A - Switch : en
  • GB653322A - Improvements in or relating to plate-like apparatus for heat-exchange, filtering andother purposes : en
  • US2553364A - Oxidation process to form free fatty acids : en
  • CA473546A - Fluid circulating apparatus : en fr
  • DE762416C - Support of heat-absorbing devices arranged in the flue gas exhaust shaft of a steam boiler, in particular a tower boiler : de en
  • ES192885A1 - A NEW PUMP SYSTEM FOR LIQUID LIFTING : en es
  • DE1623277U - RUBBER BOOTS WITH ANKLE PROTECTION. : de en
  • AU148465B2 - Device for coupling a framework carrying an implement to framework carrying a source of driving power : en
  • FR980761A - Improvements made to devices of the type fitted with suspensions using fluid pressure, in particular to air navigation devices : en fr
  • US2553014A - Photographic strip developing apparatus : en
  • US2553199A - Manufacture of carbon black : en
  • US2553467A - Process for the manufacture of a completely soluble highly nutrient product in powder form : en
  • US2553150A - Permanent magnet electrodynamic transducer : en
  • DE759027C - Combined living room and bedroom furniture : de en
  • ES26572U - Portable antenna (Machine-translation by Google Translate, not legally binding) : en es
  • US2553042A - Chair : en
  • US2553050A - Condensation products of the naphthoquinone-imine series : en
  • US2553405A - Preparation of benzonitriles : en
  • DE1623236U - MAGAZINE HOLDER FOR ADVERTISING PURPOSES. : de en
  • DK72523C - Method for erecting load-bearing reinforced concrete structures of prefabricated elements and mounting frame for use in the method. : da en
  • ES25269Y - Electric mixer by hand. : en es
  • FR980517A - Automatic control of the headlights on a vehicle based on the steering wheel : en fr
  • ES192907A1 - A PROCEDURE TO INCREASE THE INFALSIFICABILITY OF IDENTITY DOCUMENTS : en es
  • FR980509A - Interior duct with two sliding and removable panels : en fr
  • FR980773A - Further training in universal grinding machines and similar machines : en fr
  • GB653416A - Screw-down diaphragm stop valve : en
  • US2553459A - Sliding panel : en
  • US2552823A - Water level control device : en
  • DE1623290U - WEBSHIP. : de en
  • ES197007A1 - A PROCEDURE FOR TAKING CARTOON PHOTOGRAPHS : en es
  • US2553391A - Vibration testing equipment : en
  • US2552843A - Sequence control for landing gears : en
  • DE755587C - Track brake : de en
  • GB653568A - Improvements relating to core or mould plates or similar trays : en
  • US2553336A - Pump : en
  • CH275108A - Process for the preparation of a new polyether. : en fr
  • US2553349A - Cock with rotary plug : en
  • USD163238S - Combined television and radio-phonograph cabinet : en
  • CH275289A - A method of eliminating in a series of pulses those pulses whose duration differs from that of the desired pulses. : en fr
  • ES197378A1 - AN ADVERTISING-PEDAGOGICAL AUTOMOBILE INSTALLATION : en es
  • US2552696A - Separation of the optical isomers of certain x-ray contrast agents : en
  • US2553333A - Detachable clamping device : en
  • DE805314C - Auxiliary device for setting chimneys and similar shafts : de en
  • ES197231A3 - A NEW SPEED REDUCER SYSTEM WITH SELF-TENSIONING THE BELT : en es
  • ES23892Y - Apparatus for measuring piston segments. : en es
  • FR980894A - sink, drainer and worktable combined to form a kitchen worktop : en fr
  • USD163252S - Inflatable toy animal figure or similar article : en
  • USD163273S - Coin receiver for fare boxes or the like : en
  • USD163335S - Sigel stocking : en
  • CA473643A - Geophones : en fr
  • CH275131A - Method and device for filling liquids from bottles. : de en
  • FR980734A - Continuous offset printing method and device : en fr
  • GB653373A - Improvements in methods and apparatus for refining and mixing pulverulent material, and reducing such material to desired particle size : en
  • GB653506A - Improvements in power transmission mechanism and the use thereof in mechanical storage equipment : en
  • ES192933A2 - A FLYING RETROPULSION APPARATUS : en es
  • DK72516C - Coupling for delayed commissioning of an electron tube controlled electrical relay. : da en
  • ES26505U - Curling iron for hair or curler (Machine-translation by Google Translate, not legally binding) : en es
  • AU131951A - Improvements in or relating toa cushioning mechanism for assembly witha draft gear yoke ofa railway vehicle : en
  • DE1623284U - OVERHEAD LINE PAST FOR MODEL RAILWAYS. : de en
  • US2552588A - Gamma control circuit : en
  • US2552678A - Instrument for exploring electric fields : en
  • US2553528A - Surfacing machine for producing lenses and similar articles : en
  • US2552791A - Socket and hose assembly : en
  • US2553300A - Saw frame : en
  • US2553320A - Pusher attachment for tractors : en
  • US2553523A - Horizontal sickle : en
  • DE1623323U - CHILDREN'S BICYCLE WITH ROCKER DRIVE. : de en
  • ES197271A1 - A SAFETY DEVICE FOR HYDRAULIC BRAKES : en es
  • ES192897A1 - IMPROVEMENTS IN THE CENTRIFUGAL CASTING PROCEDURE : en es
  • US2553157A - Paperboard animal trap : en
  • US2553165A - Relaxation oscillator : en
  • US2553258A - V-belt pulley : en
  • USD163294S - Radiant circulator heater : en
  • US2552723A - Ray detection tube : en
  • US2553136A - High-speed tube or cane crack-off machine : en
  • DE805390C - (Societe a Responsabilite Limitee), Valenciennes, Nord (France) Connection device for track frames : de en
  • DE763247C - Process for the production of rayon threads from rayon : de en
  • US2553296A - Piston : en
  • BE502910A - SYSTEM FOR OPERATING A JACK BY MEANS OF CAR BRAKE OIL : en fr
  • CH275275A - Process for the preparation of glycosides of sulfanilamide. : de en
  • ES26499U - Centering and drag point of hard metal (Machine-translation by Google Translate, not legally binding) : en es
  • DK72526C - Container for pocket cigarette lighters. : da en
  • ES197335A3 - IMPROVEMENTS IN THE METHODS TO PERFORM SOLUTIONS OF UNSTABLE SUBSTANCES, IN AN AUTOMATIC WAY, AT THE INSTANT OF THEIR APPLICATION : en es
  • US2553242A - Attachment for brushes and combs : en
  • DE1623406U - MULTIPLE TIGHTS. : de en
  • ES23260Y - Device for cleaning inaccessible objects and places. : en es
  • US2552885A - Draft member and coupling means : en
  • US2553244A - Alarm signal box : en
  • US2553146A - Production of vanillic acid : en
  • US2553330A - Hot workable alloy : en
  • USD163256S - Clarke yforld clock : en
  • DE758486C - Machine for the post-treatment of rayon threads in a continuous operation : de en
  • NL67872C - PROCEDURE FOR MANUFACTURE OF PRODUCTS WITH A LARGE NUMBER OF CELLS, AND MOLDED ARTICLES WHOLLY OR PARTLY CONSISTED OF THIS MATERIAL : en nl
  • CA473529A - Combination chairs : en fr
  • DE1623425U - PLUG-IN, CLIP-LIKE HOLDER WITH REAR REFLECTOR FOR CYCLISTS. : de en
  • DE805409C - Axial fan for inductors of high-speed turbo generators with high performance : de en
  • DE805425C - Equipment box for permanent and water wave treatment : de en
  • FR980645A - Improvements in the manufacture of titanium-based pigments : en fr
  • FR980714A - Improvement in central lubrication systems : en fr
  • AU137551A - Improved method and means for treatment of yarns, and yarns and slivers manufactured thereby : en
  • US2553072A - Potato viner and cleaner : en
  • US2553217A - Cyclic organic fluorine compounds and method of making : en
  • US2553358A - Process for straightening stems of glassware : en
  • FR980839A - Advanced toothbrushes : en fr
  • AU159559B2 - Process for improving the crease-resistance of cotton fabrics andthe fabrics improved thereby : en
  • GB653350A - Apparatus for the electrical purification of water : en
  • CA473537A - Wheel structures : en fr
  • US2552936A - Detachable wheel for road vehicles : en
  • DE1623303U - SMALL VACUUM CLEANER. : de en
  • DE805380C - Device for achieving irregular movements of a toy : de en
  • FR980672A - Turbo-pump in particular for non-homogeneous materials : en fr
  • AU133851A - A device for uncoupling a shaft more particularly in a crankshaft or accentr press : en
  • CH275205A - Device for mounting a rotary center on machine tools. : de en
  • DE805381C - Drive with an elastic means for toys or the like. : de en
  • FR980587A - Hydraulic remote control circuit using a single pair of pipes for the force circuit and for the hydraulic indicator circuit of the maneuver performed : en fr
  • US2552685A - Card display holder : en
  • US2552710A - Rotary vineyard hoe : en
  • US2553463A - Removably attachable flexible reciprocating transmission and means for removably attaching reciprocating tools thereto : en
  • GR12980B - COMFORT TEETH MATTRESS NECESSARY FOR THE RELEASE OF THE GUM FROM THE ARTIFICIAL TEETH AND THEIR BEATING. : el en
  • DE805342C - Method of treating iron powder : de en
  • FR980890A - Disc harrows and similar implements : en fr
  • GB653548A - Improvements in and relating to feedback arrangements in symmetrical cathode follower circuits : en
  • ES26457U - Auxiliary geometrical drawing rule. (Machine-translation by Google Translate, not legally binding) : en es
  • DE1623223U - TABLE FOOTBALL GAME. : de en
  • ES197339A1 - IMPROVEMENTS IN CUBILOT CONSTRUCTION : en es
  • ES192844A1 - A PROCEDURE FOR OBTAINING A STABLE MIXTURE BASED ON CHLORINE BIOSIDE : en es
  • ES192963A1 - IMPROVEMENTS IN TRANSPORTATION MEANS : en es
  • FR980674A - Multichannel pulse signaling systems : en fr
  • DK72520C - Pliers for lifting ungulates' legs. : da en
  • CA473539A - Halters : en fr
  • CH275187A - A device arranged on a high-voltage line for generating an electrical variable which is in a fixed relationship with the alternating current flowing in the high-voltage line. : de en
  • FR980529A - Process for the preparation of aqueous polymer dispersions : en fr
  • FR980871A - Method of neutralizing an amplifier tube with grid to ground : en fr
  • GB653401A - An improved chair for the x-ray examination of teeth : en
  • CA473686A - Composite hose ends : en fr
  • DE753985C - Device for cooling the metal during continuous casting : de en
  • DE805383C - Coupling with uncoupling device for toy and model railway vehicles : de en
  • FR980627A - Load plate for weighing device : en fr
  • GB653517A - Improvements in or relating to processes of producing amino carboxylic acids : en
  • AU152910B2 - Improvements inthe driving of rotatable shafts : en
  • CA473646A - Apparatus for forming metallic films on tubular carriers : en fr
  • CA473667A - Treating hydrocarbon fluids : en fr
  • ES195997A1 - A PROCEDURE FOR THE MANUFACTURE OF GLASS BALLOONS FOR VARIOUS USES : en es
  • FR980472A - Process for the production of olefin oxides : en fr
  • GB653325A - Improvements in or relating to the production of ammonium sulphate and the recovery of pyridine : en
  • US2552599A - Conduit pipe : en
  • US2552715A - Pressure-operated dispensing nozzle for collapsible tubes : en
  • CA473631A - Aviation trainer artificial horizon simulator actuating means : en fr
  • CH275174A - Device for interposing sheets of carbon paper, at a specific location, between continuous strips of paper intended to be typed. : en fr
  • US2552545A - Bearing surface reconditioner : en
  • AU150129B2 - Improvements in adhesive sheets and tapes : en
  • US2552863A - Commutator electric machine : en
  • AU133651A - Driving means fora rotary hearth furnace : en
  • CH275150A - Milking bucket. : de en
  • DE759135C - Switchgear for low-voltage circuits : de en
  • ES192858A1 - A NEW MAGNETICALLY DRIVEN RECREATION MACHINE SYSTEM : en es
  • ES192946A1 - A PROCEDURE AND FURNACE FOR ANNEALING CAST IRON OR IRON ALLOYS : en es
  • US2553041A - Can opener : en
  • AU143551A - Control means for use with ejection seat of aircraft : en
  • AU132751A - Improvements relating to motor control systems for electrically propelled vehicles : en
  • CH275268A - Apparatus for braiding the ends of a wire tied around an object. : de en
  • FR980605A - Variable-ratio force transmission mechanism : en fr
  • GB653455A - Improvements in the heat-treatment of webs of textile materials : en
  • CH275111A - Panel-shaped building element made of wood. : de en
  • AU140651A - Improvements in multiple spindle spinning machines ofthe worm and worm wheel drive type : en
  • DE1623324U - SHAVERS SPECIFIC TO RAZOR BLADES, IN PARTICULAR SUCH FOR TREATMENT OF EYEBROWS. : de en
  • DE753665C - Document setting device for cash registers or accounting machines : de en
  • GB653422A - Improvements relating to haircutting scissors : en
  • US2552598A - Production of cellulose ester textile materials : en
  • US2553075A - Still picture projection machine : en
  • DE805359C - Latch lock, especially for cars : de en
  • US2552785A - Valve : en
  • US2553204A - Steering attachment for outboard motors : en
  • US2553248A - Centering means for restraining devices : en
  • FR980658A - Fractional air separation process : en fr
  • GB653484A - Two-coordinate radar system : en
  • CH275137A - Device for threading needles. : de en
  • DE805373C - Bolts that can be displaced in a bore and held in any position by spring action, in particular a locking pin in open-ended insertion machines : de en
  • AU155796B2 - Process for recovering fats or oils : en
  • GB653480A - Process for the preparation of substances with cortical hormone activity : en
  • AU148063B2 - Furnace installation : en
  • ES26487U - Electrothermal plug for heating liquids in various containers (Machine-translation by Google Translate, not legally binding) : en es
  • ES26423U - Apparatus for the pressing of the olive (Machine-translation by Google Translate, not legally binding) : en es
  • CA473695A - Sulfonic acid amide compounds : en fr
  • FR980575A - Device for transmitting electrical oscillations at acoustic frequency : en fr
  • FR980864A - Advanced file for index cards : en fr
  • AU144351A - Power transmission : en
  • DE805356C - Grinding wheel : de en
  • ES26477U - Stopcock for washbasins and bidets, easy to assemble. (Machine-translation by Google Translate, not legally binding) : en es
  • US2552629A - Error-detecting and correcting system : en
  • USD163281S - Ball game device or similar article : en
  • FR980609A - Improvement in cake and pastry molds : en fr
  • ES26506U - Assembly of electric capacitors. (Machine-translation by Google Translate, not legally binding) : en es
  • AU149105B2 - Improvements in or relating to methods of and devices for providing electric lamp bulbs withan inner layer of very small light-diffusing particles : en
  • FR980466A - Powder dispenser device : en fr
  • FR980599A - Improvements to devices for distributing objects of all kinds : en fr
  • GB653503A - Improvements in or relating to fastenings for masonry walls : en
  • ES196507A1 - SOME IMPROVEMENTS IN THE MANEUVER, KEY AND SECURITY MECHANISMS OF THE LOCKS FOR SAFETY BOXES : en es
  • FR980662A - Dynamometer : en fr
  • GB653400A - Mechanical abrading method for the complete attrition of cereals : en
  • US2552912A - Device for forming cushioning strips : en
  • US2553254A - Sanding tool : en
  • FR980758A - Improvements in dialysis procedures and devices : en fr
  • US2552946A - Artificial bait : en
  • US2553289A - Method for depositing thin films : en
  • ES192913A1 - IMPROVEMENTS IN THE CONSTRUCTION OF COMPRESSION CHAMBERS FOR INTERNAL COMBUSTION ENGINES : en es
  • FR980727A - Bright tape device for reproducing variations of recorded light intonities : en fr
  • ES24102Y - Indoor soccer game table. : en es
  • FR980493A - Advanced plow : en fr
  • US2553357A - Dolly conveyer and hold-down : en
  • ES24169Y - Disperser element for water and other liquids under pressure. : en es
  • FR980573A - Process and apparatus for the continuous manufacture of superpolyamides : en fr
  • FR980733A - Shaving cream : en fr
  • GB653312A - Improvements in or relating to calculating machines : en
  • GB653458A - An improved catapult : en
  • ES22754Y - Container for the conditioning and display, individual or collective, of injection needles. : en es
  • GB653448A - Improvements in or relating to the distillation of furfural : en
  • CH275219A - Double clutch with pneumatic control. : en fr
  • ES197152A1 - IMPROVEMENTS IN THE MANUFACTURE OF HEELS FOR FOOTWEAR : en es
  • ES26486U - Luminous frame by transparency applicable as a means of artistic lighting (Machine-translation by Google Translate, not legally binding) : en es
  • FR980558A - double case offering cigarettes : en fr
  • DE1623231U - HYDRAULIC PIT STAMP. : de en
  • DE805352C - Steel loading hatch covers in the tween decks of seagoing vessels : de en
  • ES26444U - Improved float for the sport of swimming (Machine-translation by Google Translate, not legally binding) : en es
  • FR980769A - Manufacturing process of electric primers for mines and other applications : en fr
  • US2552847A - Air handling apparatus : en
  • FR980552A - Furnace loading mechanism : en fr
  • FR980504A - New arrangement of the articulations of the connecting rods between axles and vehicle chassis : en fr
  • ES26434U - Rubber rope to tie packages, luggage and similar to a respective support plane (Machine-translation by Google Translate, not legally binding) : en es
  • FR980814A - Device for holding mechanical parts : en fr
  • GB653479A - Improvements in chlorine containing derivatives of dicarboxylic acids : en
  • CA473628A - Heat exchange units and methods of manufacture : en fr
  • FR980688A - Seat convertible into bed : en fr
  • GB653501A - Manufacture of synthetic resins from phenols and aldehydes and of polyphenols therefor : en
  • US2553309A - Gyro indicator construction : en
  • ES192947A1 - AN IRON STRUT FOR MINES : en es
  • ES192959A1 - AN IMPROVEMENT IN THE ASSEMBLY OF THE DOWELS ON THE SWORD LOOMS : en es
  • FR980760A - Device for rectifying withdrawals from distillation apparatus : en fr
  • GB653414A - Improvements in the production of moulding compositions : en
  • ES197429A1 - A PROCEDURE FOR THE MANUFACTURE OF TILES WITH A SURFACE GIVEN A NATURAL SHINE : en es
  • GB653515A - Compressor : en
  • ES192839A1 - A PROCEDURE FOR THE MANUFACTURE OF BLUE TABLETS FOR THE WHITENING OF CLOTHES : en es
  • FR980591A - Automatic air supply device in air pressure pump installations : en fr
  • DE805386C - Device for the dust-free emptying of waste bins in waste collection trucks : de en
  • CH275126A - Furniture with feet provided with a device allowing it to be plumbed. : en fr
  • ES194883A1 - A PROCEDURE FOR THE MANUFACTURE AND OBTAINING OF PRINTING CLISES WITHOUT METAL : en es
  • DE1623365U - ROTATING ADVERTISING COLUMN. : de en
  • ES192950A3 - AN ADVANCE MECHANISM IN CIRCULAR SAWS : en es
  • DE1623372U - TRAILER COUPLING DEVICE FOR TOWING VEHICLES WITH VERTICALLY SWIVELING COUPLING HEAD. : de en
  • GB653313A - Improvements in or relating to statistical record sensing devices : en
  • US2552553A - Acoustical tile composition and method of making acoustical tiles : en
  • DE805408C - Device for protecting electric motors working under fluids against the ingress of contaminants : de en
  • US2553246A - Opener for hairpins : en
  • USD163292S - kennedy : en
  • USD163317S - Jewelry clasp : en
  • CA473701A - Preparation of basic aluminum salts of aliphatic amino acids : en fr
  • USD163328S - Automobile license plate holder : en
  • US2552880A - Photographic type composing machine : en
  • FR980678A - Multilane Signaling Improvements : en fr
  • GB653311A - Improvements in and relating to nickel chromium steels : en
  • US2552694A - Toolholder : en
  • US2552867A - Article stacking and transfer mechanism : en
  • US2553090A - Fire escape drum and cable and hydraulic governor means therefor : en
  • US2553409A - Motor control system : en
  • US2552770A - Hitch for ganging a plurality of implements in squadron arrangement : en
  • USD163309S - Coin bank : en
  • FR980703A - Articulated harrow device for seed coulters : en fr
  • ES23300Y - Hermetic closing cap. : en es
  • US2552644A - Blending nozzle : en
  • US2553520A - Burner nozzle pipe assembly : en
  • ES26470U - An upholstered furniture with fluffy rubber sponge (Machine-translation by Google Translate, not legally binding) : en es
  • FR980663A - Advanced counter : en fr
  • DE1623450U - MAGNETIC DEVICE WITH OVERDRIVE GEAR. : de en
  • US2552602A - Magneto gauge : en
  • US2553507A - Locking mechanism for revolving bins : en
  • DE1623348U - BASE FOR DISCHARGE TUBES OR FLUORESCENT TUBES. : de en
  • DE1623420U - BOTTLE CAP. : de en
  • CA473608A - Production of malleable and annealable nickel : en fr
  • US2552675A - Coin control apparatus : en
  • DE805435C - Cabinet for sorting documents etc. like : de en
  • DE805522C - Process for the preparation of 3, 4-dioxypyrrolidines : de en
  • ES196835A1 - A CARPET MAKING SYSTEM : en es
  • FR980581A - Improvements to expression vessels : en fr
  • GB653421A - Electric gaseous discharge devices : en
  • CH275173A - Drive device for the printing body of address printing machines. : de en
  • DE805288C - Monitoring circuit : de en
  • GB653372A - Improvements in or relating to circuits for the detection of angle modulated carrierwaves and to cathode ray tubes for use therein : en
  • US2553177A - Measuring valve : en
  • US2552810A - Method of locating inserts in castings : en
  • US2553356A - Stubble chopper : en
  • CA473591A - Disk harrows : en fr
  • DE1623439U - DEVICE TO PREVENT THE ESCAPE OF WARM AIR FROM TEMPERATURE-CONTROLLED ROOMS THROUGH THE EXHAUST PIPES OF GAS FIREPLACES. : de en
  • US2552990A - Multiple purpose cabinet table photographic projection printer : en
  • US2553509A - Sugar dispenser : en
  • US2553342A - Nonturnable spud : en
  • US2553449A - Process for obtaining by galvanic means a coating for protecting magnesium from corrosion : en
  • AU3433150A - Improvements in louvres : en
  • DE767002C - Flap lock for bottom emptier : de en
  • ES192869A2 - IMPROVEMENTS IN THE CONSTRUCTION OF MACHINES TO ENAMELL CERAMIC TILES OR PERFORM SIMILAR OPERATIONS : en es
  • US2552754A - Sprayer attachment : en
  • US2553288A - Solvent treatment : en
  • US2553469A - Method for fractional distillation : en
  • DE1623397U - ANTI-GLARE GLASSES FOR PEDESTRIANS AND CYCLISTS. : de en
  • ES26521U - Improvements introduced in table football games. (Machine-translation by Google Translate, not legally binding) : en es
  • US2553532A - Tetrahydronaphthols : en
  • US2552771A - Apparatus for rapping electrodes in electrical precipitators : en
  • US2552896A - Methanol extraction of cascara sagrada bark : en
  • US2553192A - Method of curing positive storage battery plates : en
  • US2553386A - Reaction products of aminotriazines, aldehydes, nitroparaffins, and hydrogen : en
  • USD163284S - Switch for vehicle signaling system : en
  • FR980549A - Loose-leaf binding : en fr
  • DE805337C - Adjustable engagement device for friction clutches with engagement and disengagement through a sliding sleeve : de en
  • ES196574A1 - A NEW SYSTEM OF ARTICULATED MECHANICAL CONTROL BASE : en es
  • AU145151A - Improvements in or relating to electrical pulse code signalling systems : en
  • US2552819A - Refrigerating device for cars : en
  • NL67771C - : en
  • US2553290A - Magnetic recording and reproducing system : en
  • AU141851A - Furnace installation : en
  • DE1623426U - BALLOON CATCHER FOR RING SPINNING MACHINES. : de en
  • GB653464A - Directional beam aerial system with periodically varying radiation pattern : en
  • ES22575Y - Sifting apparatus for chopped tobacco. : en es
  • US2553022A - Preparation of cyanoacetyl ureas : en
  • AU150131B2 - Improvements in or relating to coupling devices for pipes or conduits : en
  • AU158406B2 - Process forthe separation of alcohols from mixtures of organic compounds : en
  • FR980623A - Adjustable grinding wheel device for grinding sand and grainy materials : en fr
  • FR980695A - Stop device : en fr
  • FR980828A - Electronic device for calculating quotients : en fr
  • GB653459A - Improvements in or relating to pipe couplings : en
  • AU151665B2 - A Multispeed drive for record changers : en
  • DE1623276U - BOOTS, IN PARTICULAR SKI BOOTS. : de en
  • US2552664A - Adhesive material : en
  • US2553390A - Buckle : en
  • USD163240S - Radiation medical therapy unit : en
  • US2552898A - Conversion arrangement coupe trunk to pickup body : en
  • US2553487A - Hydraulic press : en
  • CA473588A - Methods of and devices for impregnating textile materials with liquids : en fr
  • CH275128A - Device comprising an inspection door, for a built-in bathtub. : en fr
  • DE805324C - Maehmachien, in particular cutting device attached to a tractor : de en
  • DE805504C - Spindle drive for spinning machines : de en
  • US2552595A - Oxygen demand breathing system, including means for automatic altitude regulation : en
  • US2552820A - Cellulose esters : en
  • US2552903A - Lipstick case : en
  • US2553052A - Mandrel core cutting, loading, and ejecting mechanism : en
  • US2553331A - Methacrylonitrile process : en
  • US2552779A - Adjustable fastener stud : en
  • US2553492A - Magnetic pickup having multistyli : en
  • US2552750A - Pipe joint : en
  • CH275166A - Standing card index. : de en
  • US2552788A - Inaudible control circuit for starting and stopping phonograph systems : en
  • US2553171A - Apparatus for viewing stereoscopic motion pictures : en
  • CH275109A - Ceiling construction. : de en
  • US2552902A - Adjustable contour crutch : en
  • CH275244A - Single-phase series traction motor for 50 Hz. : de en
  • CH275197A - Self-winding timepiece. : en fr
  • CA473538A - Welding of metal studs and the like to metal plates and the like : en fr
  • CA473676A - Flexible roofing materials : en fr
  • CA473662A - Methods and means for supersonic inspection : en fr
  • DE1623440U - INSPECTION GUIDE FOR TWIST DRILLS. : de en
  • DK72533C - Device for door hinges. : da en
  • CH275239A - Incinerator. : de en
  • FR980656A - Centerless grinding machine : en fr
  • FR980887A - Lifting machine, in particular for an earth moving bucket : en fr
  • AU144851A - Priming device for liquid oxygen explosive cartridges : en
  • DE1623201U - HANDLE FASTENER FOR BROOM AND THE LIKE : de en
  • US2552931A - Coin bank with removable cylinders : en
  • US2553142A - Method for making heat exchangers : en
  • US2553073A - Solar heater with spaced parallel heat absorbing sheets : en
  • US2553083A - Sleeve type elbow terminal : en
  • US2552922A - Pleater hook for drapes : en
  • US2553175A - Apparatus for collecting ash and dust : en
  • CA473632A - Closures and closure locking means for combined display racks, oil savers and waste can receptacles : en fr
  • AU461846A - Ultrahigh frequency electron discharge devices : en
  • ES24975Y - Fixing and suspension devices for pushchairs and the like. : en es
  • CH275306A - Luggage rack. : de en
  • ES197000A1 - SOME PERFECTIONS IN THERMAL INSTALLATIONS FOR SHOWERS : en es
  • FR980551A - Improvements to mattresses, bolsters, pillows and cushions : en fr
  • CH275257A - Device for producing very high frequency currents. : en fr
  • US2552517A - Distillation unit : en
  • US2552515A - Fire-resistant doorframe : en
  • US2552518A - Mechanism for draining accumulated moisture from storage tanks : en
  • US2552619A - Electron beam coder for pulse code modulation : en
  • US2552724A - Cam shaft : en
  • US2552690A - Vehicle wheel suspension : en
  • USD163332S - Seeman wallpaper or the like : en
  • US2552740A - Brush packaging : en
  • US2552927A - Crane hoist for railroad trucks : en
  • US2552961A - Key for opening cans : en
  • US2553462A - Signal system for vehicles : en
  • US2553516A - Drying apparatus : en
  • CA473680A - Cracking and coking hydrocarbon oils : en fr
  • CA473583A - Helicopters : en fr
  • US2552638A - Method of making heel-reinforced slip-lasted shoes : en
  • AU150607B2 - Improvements in cash registers and like machines : en
  • AU152092B2 - A device for uncoupling a shaft more particularly in a crankshaft or accentr press : en
  • US2552982A - Adjustable grille construction : en
  • US2553010A - Railway rail mounting with tie shield : en
  • US2552673A - Means for interchanging cores in wire ropes : en
  • US2552773A - Level marking for telephone line finders : en
  • DE1623225U - ROLLERS. : de en
  • DE1623267U - HAND CRANK PRESS WITH FORCED PLUG RELEASE. : de en
  • GB653602A - Improvements in or relating to trawl floats : en
  • AU143586B2 - Improvements in louvres : en
  • US2552660A - Poultry feeder : en
  • US2553144A - Lock and slide for screen or storm windows : en
  • AU145451A - Improved doorlock and latch mechanism for motor vehicles : en
  • CH275118A - Heating device, in particular spirit stove. : de en
  • ES25266Y - Electric plug-fuse. : en es
  • CH275230A - Machine with at least one free piston. : en fr
  • CA473639A - Production of compounds having vitamin a activity : en fr
  • CA473586A - Poultry dressing machines : en fr
  • US2553385A - Headrest for chairs : en
  • CH275299A - Travel equipment made from a flexible fabric, such as backpack, lunch bag, etc. : de en
  • US2552508A - Catalytic polymerization of alpha olefins : en
  • US2553202A - Starter-generator gearing : en
  • US2553293A - Fire extinguishing installation : en
  • AU136451A - Improvements in or relating to methods of and devices for providing electric lamp bulbs withan inner layer of very small light-diffusing particles : en
  • US2552510A - Lubricant containing ethers with multiple sulfur or like linkages : en
  • US2552746A - Pressure responsive safety switch : en
  • US2552954A - Mechanism for spreading powdered material : en
  • US2553497A - Hemostatic composition of thrombin and glycocoll : en
  • US2553276A - Air-impelled liquid pump : en
  • CH275293A - Pendulum feedback receiver. : de en
  • US2552656A - Collapsible baby carriage : en
  • ES26335U - Improved container for heating liquids (Machine-translation by Google Translate, not legally binding) : en es
  • FR980622A - Apparatus for stirring an ice cream mixture in the store of refrigeration cabinets : en fr
  • ES22585Y - Perpetual automatic calendar. : en es
  • FR980889A - Vulcanizing and gluing device : en fr
  • GB653502A - Electrical pulse storage or delay systems : en
  • AU152283B2 - Improvements in or relating to fuel supply apparatus : en
  • CH275135A - Web shuttle with round spool. : de en
  • ES197313A1 - A NEW OPERATING SYSTEM INTRODUCED IN THE RECORDING MACHINES : en es
  • CA473541A - Saw grinding devices : en fr
  • CH275176A - Process for preparing sensitive photographic material for obtaining color images. : en fr
  • US2552795A - Ceramic pigments : en
  • US2553430A - Soluble interpolymers of tris-2-alkenyl aconitates and 2-alkenyl chlorides : en
  • US2553500A - Production of photographs in blue-black tones and compositions thereof : en
  • US2553531A - Mobile scoop for lift trucks : en
  • US2552897A - Center link for rivetless chains : en
  • US2552907A - Spray gun : en
  • US2553429A - Semidrying oils : en
  • USD163326S - Roden goblet : en
  • CH275185A - Signaling lighting system at airfields. : de en
  • CH275307A - Tire casing. : en fr
  • DE1623294U - ELECTRICALLY CONDUCTIVE TAPE FOR CABLE TECHNOLOGY. : de en
  • DE1623271U - FILLER PEN. : de en
  • CA473574A - Fluid purifying apparatus : en fr
  • US2553153A - Picker stick : en
  • US2553402A - Titania gels and method for their manufacture : en
  • CA473598A - Arrangements in self baking electrodes : en fr
  • CH275264A - Eddy current electric furnace. : en fr
  • DE761797C - Cylinder attachment for internal combustion engines : de en
  • NL118767B - : en
  • US2552729A - Water service apparatus : en
  • US2553193A - Rotor blade for rotary wing aircraft : en
  • US2553235A - Spring gaff : en
  • US2553484A - Grain combine straw harvester : en
  • CA473644A - Outlet unit assemblies : en fr
  • GR12996B - PERFECTIONS IN RELATION TO CHRYSOMICINE PREPARATIONS. : el en
  • DE805305C - Device for preventing skin formation in cooling fluids, e.g. Milk or cocoa : de en
  • GB653556A - Improvements in or relating to blasting mats : en
  • FR980580A - Sole protector : en fr
  • DE1623442U - GEODAETIC MEASURING INSTRUMENT. : de en
  • LU30278A1 - : fr
  • AU142251A - Toy vehicle : en
  • CH275168A - Moving and holding device for loose sheets. : de en
  • DE1623333U - DEVICE FOR DRIVING STAPLES. : de en
  • US2552573A - Hydrocarbon conversion : en
  • USD163345S - Wiggins emblem : en
  • CA473619A - Preparation of canned products : en fr
  • CA473684A - Construction for heat exchange devices : en fr
  • US2553221A - Weft tension control for loom shuttles : en
  • US2553489A - Starting and operating device and circuits for electric discharge devices : en
  • US2552674A - Apparatus for cutting sheet material : en
  • US2552974A - Wheel elevating attachment for vehicle hoists : en
  • CA473620A - Motor controls : en fr
  • DE1623362U - DIVIDER WHEEL AT THE OUTSIDE OF THE PLATFORM OF SEMI-DETACHED TIE-MOWERS, OR THE LIKE. : de en
  • US2552692A - Extraction of isobutylene by polymerization and depolymerization : en
  • US2552790A - Shutoff alarm : en
  • US2553112A - Mobile wedge prier : en
  • AU151889B2 - Driving means fora rotary hearth furnace : en
  • DE751356C - Device for continuous casting of metal pipes : de en
  • FR980474A - Floor and wall covering based on cork or similar material : en fr
  • FR980696A - Rotary anode x-ray tube : en fr
  • ES26501U - Bench for mechanical lathes, extra-solid. (Machine-translation by Google Translate, not legally binding) : en es
  • US2553082A - Table and box convertible structure : en
  • US2553143A - Method of and means for removing condensate from cooling elements of air-conditioning systems : en
  • USD163299S - Orange peeler or the like : en
  • US2552525A - Apparatus for the dehydration of water-bearing substances : en
  • US2553194A - Machine for turning and pressing collars : en
  • USD163336S - Plaque or similar article : en
  • US2552542A - Testing apparatus for speed responsive instruments, etc. : en
  • US2552870A - Sealed tube with finger-engaging opening tabs : en
  • FR980835A - Improvements to quick-release systems for cycle hubs and the like : en fr
  • GB653452A - Improvements in or relating to a method of preparing an (n,n-diaryl) amino acid ester : en
  • GB653575A - Production of dyed and crimped staple fibre : en
  • FR980478A - Ski binding device : en fr
  • FR980536A - Electric circuit breaker adjuster : en fr
  • FR980619A - Assembler hubcap for making removable or other furniture : en fr
  • ES195235A1 - A DEVICE TO CHANGE MECHANICALLY AND JOINTLY THOSE USED IN CONTINUOUS SPINNING AND SIMILAR MACHINES : en es
  • FR980737A - Improvements to compressors, motors and apparatus in which compression, expansion or fluid flow takes place : en fr
  • FR980788A - Dual transmission cycle : en fr
  • GB653328A - Improvements in and relating to speed change gears : en
  • AU143151A - Improvements in circuit-arrangements for use in telephone systems : en
  • CH275200A - Timepiece. : en fr
  • US2552657A - Cylinder head for diesel engines : en
  • US2553077A - Post pulling mechanism for tractors : en
  • US2553428A - Pessary : en
  • FR980568A - Mixer and conveyor device : en fr
  • FR980585A - Locking device for metal mine props : en fr
  • CH275191A - Accounting machine. : en fr
  • FR980893A - Nomographic calculator : en fr
  • US2553365A - Method of forming wax slabs : en
  • AU139344B2 - Ultrahigh frequency electron discharge devices : en
  • CA473520A - Toilet seats for beds : en fr
  • ES24962Y - Automatic electric flashing to warn of changes of direction of cars. : en es
  • ES26456U - Key to reproduce at home the incidences of football matches (Machine-translation by Google Translate, not legally binding) : en es
  • GB653380A - Improvements in or relating to apparatus for testing material by means of pulses of supersonic waves : en
  • US2552894A - kiefer : en
  • US2552989A - Electronic ignition system : en
  • US2553353A - Combination support and drawer : en
  • US2553372A - Sailboat with pivoted center fin : en
  • DE1623364U - ADJUSTABLE HEEL REST FOR MANNEQUINS. : de en
  • FR980687A - Improvements to document holders, in particular for accounting by transfer : en fr
  • GB653461A - An improved laminated felt and a method of manufacturing same : en
  • US2553059A - Synchronizer : en
  • CH275186A - Thermometric device. : en fr
  • US2553038A - Sliver roll former : en
  • GB653331A - Improvements in or relating to crystal mixer : en
  • ES192886A1 - IMPROVEMENTS IN THE MANUFACTURE OF TUBULAR PARTS IN LIGHT ALLOYS, DESTINED TO WITHSTAND GREAT MECHANICAL STRESSES, ESPECIALLY HANDLEBAR BRACKETS AND JOINT SLEEVES FOR BICYCLES : en es
  • GB653537A - Improvements relating to fading circuits for controlling the transference of electrical signals : en
  • US2552700A - Shoe protector : en
  • US2553046A - Condensation products of naphthoquinone imines and process of making same : en
  • DE1623315U - BRAKE FOR VEHICLES. : de en
  • US2553479A - Screw holding screw driver and pickup tool : en
  • USD163320S - Automobile license plate holder : en
  • USD163313S - Neal, sr portable vanity make-up kit : en
  • GB653465A - Improvements in sectional electrolytic cells of the diaphragm type : en
  • GB653488A - Weighing apparatus : en
  • DE1623354U - TEMPERATURE CONTROLLER FOR AQUARIUMS. : de en
  • DE1623308U - FOLDING STOOL CONVERTIBLE INTO A RECLINER CHAIR. : de en
  • FR980485A - Automatic compass for curvilinear figures : en fr
  • FR980876A - Improvement to spraying processes by mixing spray product and pressurized liquefied gas : en fr
  • DE805382C - Lantern with a translucent jacket set in rotation by the flow of warm air from a burning candle : de en
  • ES26453U - Pocket case for accessories and own effects for instant analysis of urine glucose. (Machine-translation by Google Translate, not legally binding) : en es
  • FR980523A - : fr
  • US2552635A - Heat exchanger for cooling liquids : en
  • US2552978A - Method for preparing thiophene carboxylic acids : en
  • US2553251A - Vibrating tool : en
  • US2553466A - Stand for bicycles : en
  • US2552781A - Electronic counting arrangement : en
  • USD163338S - Combined mirror, picture frame, and shelf : en
  • CH275209A - Honahle. : de en
  • US2552613A - Fruit-stemming mechanism : en
  • CA473561A - Boxes for shoe polish or the like and methods of making : en fr
  • ES24669Y - Cleaning scrubbing device applicable to scrubbing, washing and cleaning floors, floors, glass or other surfaces. : en es
  • AU137051A - Improvements in adhesive sheets and tapes : en
  • US2553522A - Plow lift mechanism for cultivators : en
  • US2552609A - Distributor : en
  • US2552611A - Endless tool carrier chain : en
  • ES192834A1 - IMPROVEMENTS IN FORCED CONDUCTIONS, TANKS AND CONTAINERS DESIGNED TO WITHSTAND HIGH INTERNAL PRESSURE : en es
  • US2552812A - Automatic grain-cleaning boot for elevator legs : en
  • US2553382A - Tampon : en
  • DE756005C - Three-axis articulated undercarriage of rail vehicles with a device for its extension : de en
  • FR980524A - Preparation of zein solutions : en fr
  • FR980848A - Improvements in the methods of mounting fuel and carburetion tanks on bicycles with auxiliary engines : en fr
  • GB653477A - Improvements relating to paper bags : en
  • GB653499A - Improvements relating to the isomerisation of dialkyl benzenes : en
  • US2552693A - Hassock upholstery construction : en
  • US2552796A - Thiophene-sulfur monochloride synthetic resins : en
  • US2552991A - Valve assembly : en
  • US2553307A - Plural socket flashlight having flexible switch-operating container : en
  • US2553412A - Molding fiber composition : en
  • US2553110A - Apparatus for the treatment of rayon cakes : en
  • US2552851A - Combustion chamber with retrorse baffles for preheating the fuelair mixture : en
  • US2553368A - Automatic frequency control for television receivers : en
  • USD163249S - Spoon or similar article : en
  • ES192965A1 - A MACHINE FOR COATING RAW RUBBER TUBES WITH SPIRAL YARN : en es
  • ES192874A1 - A PERFECTED PROCEDURE FOR OBTAINING WATERPROOF FIXTURES IN OUTDOOR CONSTRUCTION : en es
  • FR980816A - Ski clothing : en fr
  • FR980467A - Apparatus for chopping, grinding and pressing all foods and others : en fr
  • FR980501A - Composite artificial teeth : en fr
  • US2553086A - Instrument for inside measurements : en
  • US2553203A - Electrostatic sheet-perforating machine : en
  • ES25295Y - Adjustable support for hanging photographs, drawings, engravings, paintings and other similar works and objects. : en es
  • GR12997B - SOLIDIZED COLOGNE. : el en
  • US2552551A - Light stable compositions comprising polymeric vinylidene chloride or vinyl chloride : en
  • DE805415C - Method and device for post-treatment and drying of artificial threads in a continuous operation : de en
  • DE1623246U - WATCH STAND FOR POCKET AND WATCHES WITH GLARE-FREE LIGHTING DEVICE. : de en
  • DE805294C - Process for the production of stemmed glasses : de en
  • DE805397C - Steep index : de en
  • US2553433A - Synthesis of hydrocarbons : en
  • US2553299A - Switch for precise operating limits : en
  • ES196801A3 - A DEVICE ADAPTABLE TO ANY CAR, TO LOCATE UNDER THE STEERING WHEEL AT THE CONTROL OF THE SPEED SELECTOR : en es
  • ES197219A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BASE PLATES FOR INFANTRY MORTARS : en es
  • ES26532U - Universal cap for portable car lamps and the like (Machine-translation by Google Translate, not legally binding) : en es
  • FR980840A - Improvements to removable toothbrushes : en fr
  • ES26502U - Elevator-reducer of speeds. (Machine-translation by Google Translate, not legally binding) : en es
  • CH275290A - High frequency receiving installation with variable azimuth directivity. : en fr
  • DK72521C - School desk with bench. : da en
  • US2553068A - Electrolytic cell : en
  • GB653447A - Latch tripping devices for conveying equipment : en
  • US2552972A - Means for rotating mixer bowls : en
  • US2553477A - Discharger for rockets, flares, and the like : en
  • US2553504A - Automobile body trim : en
  • CA473532A - Regulating means with servomotors : en fr
  • ES26465U - Toy bullring (Machine-translation by Google Translate, not legally binding) : en es
  • FR980681A - Rubber pad for polishing machines : en fr
  • CH275117A - Container with a lid pivotally attached and lockable by at least one hinge. : de en
  • ES192835A1 - IMPROVEMENTS IN FORCED DRIVING OR DEPOSITS WITH RING BANDING : en es
  • FR980789A - Flour and semolina dispenser for pasta making machines : en fr
  • FR980891A - Mobile table desk : en fr
  • GB653514A - Improvements in or relating to machine tools for boring, drilling, milling or similar operations : en
  • ES197167A1 - A SPECIAL CEMENT MANUFACTURING PROCEDURE : en es
  • ES26452U - Patch for wounds (Machine-translation by Google Translate, not legally binding) : en es
  • GB653498A - Improvements in or relating to airtight sealing devices for use, for example, in tobacco pouches and the like : en
  • US2553124A - Vinyl plastic sealing cement : en
  • US2553198A - Method of and apparatus for the production of boron hydrides : en
  • US2552580A - Vise having jaws supportable on flat surface of machine tool by spindle adjustable and lockable in plane parallel to said surface : en
  • DE805427C - hair clipper : de en
  • USD163244S - Combined brooch and locket : en
  • AU154719B2 - Cap seal, particularly for bottles : en
  • DE749427C - Leather fatliquor : de en
  • GB653599A - Improvements in or relating to securing means for signs or the like to supporting members : en
  • DE1623380U - FOLDING BOX WITH PRISMATIC BOX BODY AND HINGED END FLAPS AT ITS ENDS. : de en
  • FR980491A - Table equipped with stools and a device to suspend these stools under the table top : en fr
  • GB653558A - Improved carburetter : en
  • US2553163A - Perpetual calendar : en
  • USD163259S - Camera case : en
  • DE805399C - Method and device for the decomposition of mixtures of substances using cataphoresis : de en
  • ES196661A1 - AN ANESTHESIA DOSING KIT FOR CLINICAL USE : en es
  • FR980452A - Fitting for electrical connections : en fr
  • GB653316A - Improvements in and relating to the making of rollers especially for use in connection with printing and textile machinery : en
  • GB653597A - Catalysts for the polymerisation of anhydrocarboxy-ª‡-amino acids : en
  • ES23335Y - Parachute gear or harness. : en es
  • ES25408Y - Guarantee device for books and brochures. : en es
  • FR980804A - Needle bearing with backlash adjustment, applicable in particular to rotary barrels for turning lathes : en fr
  • ES25088Y - Deformable and foldable support to condition injection ampoules. : en es
  • GB653429A - Improvements in liquid-operated classifiers : en
  • GB653497A - Improvements in or relating to the production of ª‰-methylmercaptopropionaldehyde : en
  • ES26533U - Table-case cigarette case (Machine-translation by Google Translate, not legally binding) : en es
  • US2553396A - Rosin amine treated natural cellulose fibers : en
  • US2552901A - Method of controlling wells : en
  • US2553166A - Multicellular microwave lens : en
  • DE1623356U - DEVICE FOR PLACING AND STORING FOOD, HOUSEHOLD SUPPLIES AND THE LIKE. : de en
  • DE805279C - Process and device for the production of chemically pure phosphoric acid by distillation : de en
  • DE805344C - Gear cutting machine working according to the rolling process : de en
  • ES25433Y - Electric tweezers perfected for hair curling. : en es
  • ES26458U - An improved flexible cable (Machine-translation by Google Translate, not legally binding) : en es
  • FR980668A - Sealing pad with carbon lining for rotary drum heat exchangers : en fr
  • US2553149A - Combination fishing lure and bottle opener : en
  • US2553045A - Pump and motor hydraulic system : en
  • DE805372C - OEseneinsetzgeraet : de en
  • FR980461A - Animated book or journal : en fr
  • GB653396A - Improvements in or relating to articles having spaced markings on surfaces thereof, such as optical gratings or sound records : en
  • US2553453A - Paintbrush guide attachment : en
  • DE1623347U - LAMP, IN PARTICULAR SO-CALLED OVAL LAMP. : de en
  • DE1623396U - GLARE PROTECTION GLASSES FOR CYCLISTS. : de en
  • GB653323A - Method for providing diffusing coatings : en
  • GB653534A - Improvements in and relating to fasteners adapted to be attached to apertured supports : en
  • ES192925A1 - A MECHANISM FOR THE OPERATION AND FIXING OF THE SLAB BLINDS : en es
  • FR980743A - Refrigeration machine : en fr
  • GB653545A - Improvements in and relating to rotary electric switches : en
  • AU3457350A - Improvements in and relating to dishwashing machines : en
  • CH275160A - Process for the preparation of an acylaminoacetoacetic ester. : de en
  • US2552697A - Lipstick holder : en
  • DE805338C - Braking device, especially for electric motor drives, e.g. for sewing machines : de en
  • ES25276Y - Electrical switch-circuit breaker. : en es
  • FR980873A - Improvements to high frequency induction heaters : en fr
  • FR980778A - High-performance machine for the manufacture by dipping of molded paper pulp blanks used for making containers or other similar objects : en fr
  • GB653349A - Improvements in or relating to surveying apparatus : en
  • US2552956A - Tilting means for venetian blinds : en
  • US2552610A - Ignition apparatus : en
  • FR980704A - Device for fixing and electrically connecting control grids for discharge vessels in ionized gases or vapors, in particular for mercury vapor converters : en fr
  • GB653571A - Apparatus for applying paste or the like to the surface of a sheet-like article : en
  • FR980739A - Automatic or semi-automatic telephone systems : en fr
  • FR980706A - Reinforcement for reinforced concrete beams : en fr
  • CH275302A - Convertible top on tractors. : de en
  • DE1623282U - TOTO TIPPING DEVICE. : de en
  • DE1623313U - SPECIAL MACHINING MACHINE. : de en
  • DE805431C - Corners for attaching photos, advertising posters, etc. like : de en
  • DE1623245U - KNIFE BOX. : de en
  • DE762735C - Push-button slide switch : de en
  • DE1623363U - CREAM DEVELOPER. : de en
  • FR980615A - Improvements made to weighing devices or scales : en fr
  • DE1623208U - SPREADER WITH GEAR ADJUSTMENT. : de en
  • DE1623416U - PLUG FOR FINE ADJUSTMENT COCKS. : de en
  • ES194094A1 - AN OLIVE KNEAD MACHINE, COLLECTOR OF OIL PARTICLES : en es
  • FR980850A - Radiator : en fr
  • GB653604A - Improvements in or relating to apparatus for the upkeep of railway tracks : en
  • DE805323C - Control for tractors, especially motorized vehicles for agricultural machines : de en
  • FR980492A - Filtering device for rectified currents : en fr
  • FR980571A - Bodywork for vehicles : en fr
  • ES197428A1 - A PROCEDURE FOR MANUFACTURING ELEMENTS INTENDED FOR PAVING : en es
  • ES23418Y - Fluorescent light bulb. : en es