• US2372360A - Dispensing device : en
  • US2372580A - Railway traffic controlling apparatus : en
  • US2372187A - Building construction : en
  • US2372529A - Electrical apparatus : en
  • US2372319A - Brake : en
  • FR897724A - Device for connecting heating elements for aircraft de-icing : en fr
  • FR897659A - Metal base for carbonising furnace : en fr
  • FR897726A - Direction finding system based on phase measurement : en fr
  • CA426392A - Dimethyl ester : en fr
  • US2372324A - Automatic sprinkling system : en
  • ES169091A1 - PROCEDURE FOR OBTAINING A MEANS TO COMBAT PARASITES : en es
  • ES168171A3 - PROCEDURE FOR THE MANUFACTURE OF ESSENTIAL PAPERS FOR BANK NOTES, CHECKS, POST STAMPS AND OTHER CREDIT DOCUMENTS : en es
  • US2372266A - Snap-in electric lamp plug : en
  • US2372207A - Airplane landing gear : en
  • GB568288A - New or improved derivatives from rubber or similar vulcanisable substances : en
  • US2372416A - Variable-pitch airscrew : en
  • GB568351A - Improvements in or relating to projectiles : en
  • FR897647A - Connection of three-phase mobile devices supplied at low voltage and very high intensity : en fr
  • FR897713A - Manufacturing process of artificial resins : en fr
  • ES167756A1 - PALEROMECHANICAL : en es
  • US2372312A - Box or container : en
  • CH237080A - Contact converter fed with multi-phase current. : de en
  • FR897570A - Lighter fuel tank closure : en fr
  • FR897679A - Improvements to watertight doors of coke ovens : en fr
  • FR897601A - Electric musical instrument : en fr
  • US2372335A - Air compressor : en
  • US2372398A - Rivet drill : en
  • US2372603A - Apparatus for dispersing liquid : en
  • CA426370A - Refrigerating apparatus : en fr
  • US2372194A - Moving screen for oil burners : en
  • ES168362A1 - IMPROVEMENTS IN GASOGENOS LSO OF INVERTED COMBUSTION : en es
  • ES168222A1 - IMPROVEMENTS INTRODUCED IN THE PUBLIC DISTRACTION DEVICES DENOMINATED CARROUSELS- CABALLITOS FLADORES : en es
  • ES169087A1 - IMPROVEMENTS INTRODUCED IN THE INSULATION OF CARBON COLLECTORS : en es
  • FR897599A - Process for removing silicic acid from aluminate solutions : en fr
  • US2372323A - Armored conductor structure : en
  • US2372341A - Grinding machine : en
  • CA426391A - Dimethyl ester : en fr
  • FR897626A - Product for making gaskets and lubricating moving parts : en fr
  • ES166834A1 - PROCEDURE WITH THE CORRESPONDING DEVICE, CALCING, TOASTING AND CONCRETIONING MATERIAL OF ALL KINDS AND ESPECIALLY GROSS CEMENT, IN THE ROTATING TUBULAR OVEN : en es
  • DK63307C - Procedure for obtaining fine-grained structure in magnesium or magnesium alloys. : da en
  • GB568343A - Improvements in and relating to apparatus for the electrical precipitation of suspended particles from gases : en
  • FR897690A - Complete micro-fertilizer and its manufacturing process : en fr
  • US2372269A - Theft resisting nut and wrench combination : en
  • ES168921A3 - PROCEDURE FOR OBTAINING PREPARATIONS THAT ENSURE THE VITALIZATION OF THE HAIR IN ITS VARIOUS TREATMENTS : en es
  • FR897793A - Process for obtaining a low-boiling gas, in particular for obtaining methane from coke oven gas : en fr
  • US2372451A - Apparatus for measuring or indicating the roughnesses or undulations of surfaces : en
  • CH237038A - Waterproof watch box. : en fr
  • US2372518A - Centrifugal type compressor : en
  • CA426408A - Methyl glucoside preparation : en fr
  • FR897658A - Heating appliance capable of operating either simultaneously or separately on gas and electricity, and where the gas burner system is located in the center of the electric heating system : en fr
  • US2372460A - Counting and controlling mechanism : en
  • US2372477A - Scavenging air valve engine : en
  • US2372382A - Method of constructing safety inner tubes : en
  • CA426376A - Beta lactone preparation : en fr
  • CA426446A - Bottle stopper : en fr
  • GB568277A - Caster : en
  • GB568359A - Improvements in or relating to inkers for printing presses : en
  • US2372174A - Lighter for oil burner stoves : en
  • ES11243U - Improved manometric apparatus (Machine-translation by Google Translate, not legally binding) : en es
  • FI20519A - Anordning, särskilt för torkbehandling av material, som skall underkastas en långvarig behandlingsprocess : en fi
  • ES11272U - An electric ties iron (Machine-translation by Google Translate, not legally binding) : en es
  • US2372429A - Spark plug : en
  • CH236964A - Rest furniture for the legs. : en fr
  • CH237026A - Device for the electromagnetic remote release of several shutters of a photographic device. : de en
  • FR897750A - Process for matting dry-spun viscose rayon filaments : en fr
  • GB568362A - Improvements in or relating to inkers for printing presses : en
  • CA426420A - Coded signalling system for railways : en fr
  • CH236965A - Clamping device for height-adjustable objects. : de en
  • AU119707B2 - Improvements in or relating to woven, knitted or lace fabrics and yarns therefor : en
  • CH237039A - Device for fixing a watch movement in a waterproof case. : en fr
  • US2372578A - Bundle sealing machine : en
  • US2372296A - Plating fixture : en
  • US2372515A - Automatic transmitter : en
  • GB568265A - Improvements in or relating to wrap-thread feed mechanism for knitting machines : en
  • ES166739A1 - PROCEDURE AND PROVISION FOR THE MANUFACTURE OF PRESSED CRYSTAL PARTS FOR ELECTRIC DISCHARGE CONTAINERS : en es
  • DK63298C - Procedure for the production of aldehydes and ketones. : da en
  • DK63320C - Procedure for Manufacturing Tubes. : da en
  • CH237046A - Process for the production of deep-drawn sheets from refinable aluminum alloys. : de en
  • GB568315A - Improvements in and relating to the manufacture of metals and alloys : en
  • FR897557A - Calendar enhancements : en fr
  • GB568240A - Improvements in or relating to signal transmission systems : en
  • FR897728A - Opacimeter : en fr
  • US2372570A - Water filter : en
  • US2372214A - Sway brace : en
  • US2372401A - Mechanical razor : en
  • US2372195A - x p pressure gastge : en
  • CA426305A - Insect catcher : en fr
  • US2372512A - Shingle cutter : en
  • US2372639A - Method of producing lens coating material : en
  • BE471524A - Unfired magnesite brick : en fr
  • ES169037A1 - SOAP MANUFACTURING METHOD USING THE SOAP OF THE SOAP OF THE SOAP : en es
  • FR897579A - Azimuth gyroscope : en fr
  • ES169121A3 - FILTER : en es
  • CH237054A - Smoker's utensil. : en fr
  • CA426384A - Electric switch : en fr
  • US2372420A - Dynamometer : en
  • US2372438A - Electric circuit for motor vehicles : en
  • USD140677S - Schwinn tandem bicycle frame : en
  • US2372464A - Thermostat : en
  • CA426423A - Telephone call transmitter : en fr
  • CA426443A - Pulp beater : en fr
  • FR897675A - Improvements to short thread milling machines : en fr
  • CA426377A - Synthetic rubber composition : en fr
  • CH236951A - Machine for making vessels from pressable material. : de en
  • DK63304C - Solvent for Resins and other film-forming substances. : da en
  • GB568350A - Improvements in or relating to mechanism for transmitting oscillatory motion : en
  • US2372596A - Machine for generating fine pitch and other gears : en
  • CH237067A - Liquid fuel supply installation for combustion engines mounted on aircraft. : en fr
  • CA426415A - Code signalling system for railways : en fr
  • CH236955A - Device on garbage collection truck for emptying the garbage can. : de en
  • CH237075A - Switchgear in which the busbars are housed in containers with a higher-quality insulating material compared to atmospheric air. : de en
  • BE458442A - : en fr
  • ES168347A1 - IMPROVEMENTS IN LSO DEVICES APRA THE HARD CHROME OF THE INTERIOR PARTS OF LSO TUBOS : en es
  • US2372385A - Closure setting mechanism for containers : en
  • FR897573A - Method for airtight and watertight mounting of rectifier elements in a common box : en fr
  • FR897651A - Improvements to double compression balancer presses : en fr
  • CH237004A - Roller curtain. : de en
  • CH237073A - Holding device for tubes of a tube bundle. : de en
  • CA426362A - Milk bottle filling apparatus : en fr
  • CA426429A - Switching mechanism : en fr
  • US2372180A - Angularly adjustable coupling : en
  • CA426416A - Railway car coupler attaching means : en fr
  • US2372446A - Tall oil component separation : en
  • FR897715A - Small-format typewriters : en fr
  • US2372192A - Document reading microscope : en
  • US2372268A - Call transmitter : en
  • US2372282A - Electron discharge device : en
  • US2372427A - Machine tool control : en
  • US2372612A - Mining drill and bit : en
  • USD140662S - Johnson vehicle-mounted crane : en
  • US2372632A - Finishing seam and method : en
  • US2372285A - Silicate coated article and method of making same : en
  • US2372542A - Gas-operated lock for automatic recoil-operated weapons : en
  • CH237006A - Stand control device for printing forms of letterpress presses. : de en
  • CA426389A - Aviation trainer : en fr
  • US2372513A - Heat-treating furnace : en
  • CH236985A - Process for manufacturing a cheese, and cheese obtained by this process. : en fr
  • US2372289A - Universal coupling : en
  • US2372421A - Paper dispenser : en
  • US2372428A - Machine tool control : en
  • GB568267A - Improvements in the direct air-cooling of aircraft engines : en
  • GB568355A - Process for the manufacture of d(+)-a,y-dihydroxy-ª‰,ª‰-dimethyl-butyric-acid-(hydroxy-alkyl)-amides : en
  • AU1981145A - Method and apparatus for electric heating and welding : en
  • US2372169A - Fuel-injection apparatus for internal-combustion engines and like purposes : en
  • US2372488A - Electroplating process : en
  • ES169008A1 - SYSTEM OF MANUFACTURE OF VALVES FOR TEATS : en es
  • FR897553A - Mating contact : en fr
  • US2372397A - Starting and stopping power transmission mechanism : en
  • ES169041A1 - PROCEDURE FOR THE MANUFACTURE OF DICLORO, DIFENIL, TRICLOROETANO : en es
  • US2372520A - Interlinked plate structure : en
  • US2372523A - Pump : en
  • USD140683S - Slider body for slide fasteners : en
  • ES11240U - Writing pen model. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372473A - Link and chain forming mechanism : en
  • FR897590A - electrode for electric arc welding and capable of depositing high and very high tensile strength filler metal, but insensitive to thermal action due to welding operations : en fr
  • FR897632A - Process for the manufacture of a product derived from the protein materials of spoiled eggs, and product obtained by this process : en fr
  • US2372616A - Type bar operating mechanism for typewriters : en
  • CH237003A - Accounting facility for the so-called double-entry bookkeeping. : de en
  • US2372514A - Multistage centrifugal separating apparatus : en
  • GB568324A - Improvements in aeroplane flaps and operating mechanisms : en
  • US2372274A - Governor : en
  • US2372441A - Method of acid treating : en
  • US2372359A - Luminescent target : en
  • FR897619A - Improvements in processes for preparing derivatives of a hormone reducing blood sugar content : en fr
  • FR897755A - Wire corrugating machine with apparatus for cutting them to length : en fr
  • ES169010A1 - IMPROVEMENTS INTRODUCED IN BENCINA LIGHTERS OR LIGHTERS : en es
  • ES169020A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF BURNERS FOR GASOLINE SHEET LAMPS : en es
  • FR897785A - Acids 4. 4'-Dihalogen-benzophenone-3. 3'-disulfonic acids and process for preparing these acids : en fr
  • FR897689A - Improvements made to fuel injection systems for internal combustion engines, in particular for those forming part of a free-piston machine with variable stroke : en fr
  • US2372331A - Preset pressure can for frozen foods or the like : en
  • US2372556A - Shoe shining kit : en
  • GB568319A - Improvements in or relating to optical objectives : en
  • FR897676A - charge equalizer for coke ovens : en fr
  • GB568279A - Improvements in spectacles : en
  • IE17216L - Pre-stressed concrete sleepers : en
  • CH237029A - Rail bridging device for track scales with track interruption. : de en
  • US2372399A - Link belt cartridge loader : en
  • US2372466A - Nozzle for watering cans : en
  • FR897562A - Striker device for two-piece cylinder heads : en fr
  • US2372223A - Coupling device for camera attachments : en
  • US2372535A - Curved glass surface and method and means for manufacturing same : en
  • USD140660S - Design fob a scarf : en
  • CA426306A - Coin operated typewriter control apparatus : en fr
  • CA426419A - Torpedo signal for railways : en fr
  • FR897694A - bimetallic element for thermal relays : en fr
  • FR897778A - Manufacturing process for reinforced end caps or ends for hollow elements in thermoplastic synthetic materials : en fr
  • CA426318A - Handcart step or curb jack : en fr
  • ES169105A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • CA426358A - Shot shell : en fr
  • US2372249A - Card filing equipment : en
  • BE457657A - : en fr
  • BE458246A - Process for sensitizing silver halide emulsions : en nl
  • CH236950A - Potato harvester. : de en
  • FR897563A - Improvements to testing devices by exploring tolerances on the length of parts : en fr
  • CA426412A - Optical objective : en fr
  • DK63313C - Procedure with associated presses and presses for shaping dried fish, dried meat or other dried foodstuffs, consisting mainly of animal tissues. : da en
  • US2372484A - Felting method and machine : en
  • CA426424A - Selector switch : en fr
  • CH236956A - Kettle for heating water. : de en
  • CH237102A - Power amplifier system. : de en
  • FR897629A - Improvements to the balancing of the pressure exerted on the films by the presser in cinematographic projection devices : en fr
  • US2372500A - Merchandise storage and dispensing rack : en
  • CH237024A - Optical device for surface inspection. : de en
  • CH237136A - Jig. : de en
  • CA426297A - Combined lighting and air conditioning system : en fr
  • US2372607A - Method of making layered armors : en
  • US2372201A - Overload spring : en
  • US2372386A - Production of textile and other articles : en
  • ES11236U - Piece of concrete based on cork sawdust (Machine-translation by Google Translate, not legally binding) : en es
  • CH237045A - Steel holder. : de en
  • US2372265A - Lady's undergarment : en
  • US2372348A - Elevator signaling system : en
  • US2372527A - Depolymerization of ring substituted methyl styrene polymers : en
  • FR897661A - Use of infrared rays, and process for modifying the elasticity and thermoplasticity of films of chloride or vinyl chloro-acetate : en fr
  • GB568369A - Improvements in or relating to the preparation of histidine in aqueous solution or as di-hydrochloride : en
  • CH237131A - Process for the production of a hardenable condensation product for electrical engineering. : de en
  • CH237002A - Mixture of linear polycondensation products and plasticizers. : de en
  • US2372566A - Fastening device : en
  • CH237005A - Steep view card index. : de en
  • CH237020A - Sports equipment. : de en
  • CH237057A - Process for manufacturing elastic cages for balls or rollers of bearings and cage obtained according to this process. : en fr
  • CH237031A - Electrical quotient measuring device with three fixed field windings and a rotary magnet. : de en
  • CA426427A - Telephone system : en fr
  • CH237127A - Process for the preparation of 4-amino-benzenesulfondodecanoylamide. : de en
  • US2372633A - Remote-control speed indicator : en
  • CA426338A - Brake mechanism : en fr
  • CH237000A - Soap-like skin wash. : de en
  • ES11230U - Wooden handle (Machine-translation by Google Translate, not legally binding) : en es
  • USD140696S - Design for a pen section for a fountain pen : en
  • US2372307A - Temperature control : en
  • US2372343A - Fiber handling mechanism : en
  • US2372505A - Alkylation of aromatic hydrocarbons : en
  • CH236957A - Process for preparing high mechanical strength concrete. : en fr
  • CH236963A - System for water heating on electric cookers. : de en
  • CH237091A - Disinfectants. : de en
  • ES169005A1 - PROCEDURE FOR MANUFACTURING MOUNTS FOR PENDANTS : en es
  • FR897693A - Improvements to anodic oxidation processes for metal surfaces : en fr
  • US2372396A - Car body construction : en
  • US2372278A - Coffee container and measure : en
  • US2372555A - Process of producing pentaerythritol : en
  • CA426387A - Disc brake : en fr
  • US2372310A - Reel drive mechanism : en
  • CH237049A - Device for profiling a grinding wheel, more particularly a grinding wheel intended to grind the threads of screws at large pitch. : en fr
  • DK63311C - Apparatus for hydraulic gears, in particular for motor vehicles. : da en
  • ES11274U - Electric iron without laces (Machine-translation by Google Translate, not legally binding) : en es
  • US2372561A - Process of treating low rank textile fibers : en
  • CH237117A - Bicycle lock. : de en
  • CA426411A - Rubber waste processing : en fr
  • CH237123A - Process for the preparation of 4-amino-benzenesulfonpropionylamide. : de en
  • US2372436A - Controlling means : en
  • CA426352A - Knitting machine : en fr
  • CH237124A - Process for the preparation of 4-amino-benzenesulfonbutyrylamide. : de en
  • CH237015A - Multi-color filler pencil. : de en
  • FR897650A - Continuous rectifier : en fr
  • FR897797A - Process for preparing dyes for vats : en fr
  • CA426366A - Colouring material : en fr
  • US2372349A - Animated book : en
  • GB568296A - Improvements in or relating to heat exchange devices : en
  • ES11221U - Trap to hunt cockroaches and mice. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372605A - Method and apparatus for making solid objects from metal powder : en
  • CA426404A - Stamping and printing means for rubber goods : en fr
  • FR897597A - Process for carrying out polymerizations : en fr
  • US2372275A - Garden implement : en
  • US2372204A - Tubular remote-control device : en
  • US2372270A - Ironing shoe : en
  • FR897700A - Improvement in modulation systems for telecommunications : en fr
  • AU125859B2 - Ultrahigh frequency tuning apparatus : en
  • US2372636A - Metal bulletproof window : en
  • US2372293A - Hydraulic actuating cylinder control valve : en
  • US2372586A - Peanut harvester : en
  • US2372333A - Game : en
  • CA426351A - Knitting machine : en fr
  • CA426398A - Windshield wiper arm : en fr
  • US2372558A - Safety belt : en
  • ES169031A1 - INSTRUMENT OF MEASUREMENT TO DETERMINE ANGLES : en es
  • CA426410A - Seismic prospecting apparatus : en fr
  • CA426433A - Signalling system : en fr
  • CH237041A - Process for obtaining superior quality steel products from ores and industrial residues. : en fr
  • CH237090A - Process for atomizing chemical substances and device for carrying out the process. : de en
  • CH237138A - Centrifugal force speed regulator. : en fr
  • US2372423A - Packing device : en
  • US2372574A - Ship to pier gangway : en
  • CA426296A - Bee comb foundation : en fr
  • CA426426A - Acoustic device : en fr
  • CH236982A - Heel with syringe catcher. : de en
  • CA426365A - Anti-deflection roll : en fr
  • CH237044A - Bench with multiple dies. : en it
  • FR897576A - Electronic microscope : en fr
  • GB568308A - Improvements in apparatus for drying and airing clothes, blankets and the like : en
  • US2372541A - Switch : en
  • US2372322A - Brake : en
  • CH237085A - Process for the production of fittings. : de en
  • FR897575A - Crystal oscillator for obtaining a high frequency consistency : en fr
  • FR897792A - Process for shaping molten materials : en fr
  • CH237033A - Zero setting device for counters arranged coaxially in a counter slide, in particular on sprocket calculating machines. : de en
  • CA426299A - Cigarette package : en fr
  • CH236961A - Installation for indicating the exhaustion of the solid fuel in the tank of a gasifier. : en fr
  • CH237132A - Process for producing a synthetic resin. : de en
  • FR897580A - Device for cold stamping of zinc : en fr
  • FR897756A - Improvements to processes and devices to facilitate the location of files or cards in a map library : en fr
  • ES169111A1 - PERFECTED HOME SYSTEM FOR COMBUSTION OF ALL CLASSES INDISTINALLY : en es
  • USD140650S - Design fob a shoe ok the uke : en
  • BE458224R - : nl
  • CA426363A - Bottle cap : en fr
  • USD140674S - Design for a vanity box : en
  • CA426350A - Power operated machinery control means : en fr
  • CH237027A - Leveling device. : de en
  • CA426400A - Resistance welding machine : en fr
  • US2372584A - Process for reclaiming scrap vulcanized rubber : en
  • USD140649S - Design for an outsole or similar article : en
  • US2372228A - High frequency tanks and resonant cavities : en
  • US2372463A - Charging mechanism for automatic firearms : en
  • CH237134A - Optical viewfinder for photographic or cinematographic apparatus. : de en
  • CH237064A - Impeller for axial flow water turbines, pumps and ship propellers. : de en
  • CA426401A - Rubber waste reclaiming process : en fr
  • CA426418A - Railway traffic controlling apparatus : en fr
  • CH237023A - Precision machine tool with automatic adjustment of its slides. : en fr
  • US2372231A - Frequency modulation system : en
  • US2372599A - Electrolytic cleaning and pickling of metal surfaces : en
  • CA426413A - Railway traffic controlling apparatus : en fr
  • USD140663S - Infant s sleeping garment : en
  • DK63302C - Coupling for Overload Protection of Electrical Circuits. : da en
  • CH237069A - Ejector arranged in the exhaust silencer of an internal combustion engine. : de en
  • CA426437A - Wave transmission network : en fr
  • ES11256U - Roller train for skates. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372250A - Combined engine cooling and jet propulsion means : en
  • CH237009A - Apparatus for taking photographs and recording indications concerning the taking of photographs. : en fr
  • FR897608A - Metallurgical treatment process for red sludge or residues from the chemical production of alumina : en fr
  • FR897623A - accordion screen for blind windows : en fr
  • ES169060A3 - IMPROVEMENTS IN THE CARVING MACHINES : en es
  • CH237022A - Method for preventing the penetration of gases, in particular poisonous gases, and the flames of flame throwers in tanks and bunkers, and device for carrying out the method. : de en
  • CH237043A - Power hammer. : de en
  • FR897589A - Oven sole formed of protruding bricks : en fr
  • ES168716A1 - PROCEDURE AND MACHINE FOR THE MANUFACTURE OF CIGARETTES SPECIAL TYPE : en es
  • CH237058A - Double-walled hollow body with insulating material between the two walls. : de en
  • FR897708A - Process for manufacturing nitrocellulose articles with varied solubility in organic solvents : en fr
  • CA426414A - Code signalling system for railways : en fr
  • US2372462A - Cartridge feeding mechanism for automatic firearms : en
  • ES11247U - A new pneumatic device to apply to machines (Machine-translation by Google Translate, not legally binding) : en es
  • CA426367A - Tubular product : en fr
  • US2372317A - Printing point indicator : en
  • ES168155A1 - PROCEDURE FOR MANUFACTURING POROUS RUBBER PLANKS : en es
  • US2372503A - Operating mechanism : en
  • FR897751A - Process for making furfurol resin-like bodies : en fr
  • GB568303A - Improvements in or relating to the casting of metals : en
  • FR897610A - Ship : en fr
  • FR897678A - Coke oven regulator valve : en fr
  • FR897637A - Improvement in interconnection devices between electrical elements : en fr
  • FR897727A - Device for imparting a reciprocating motion to a film in the developing bath : en fr
  • ES11223U - A cardboard box (Machine-translation by Google Translate, not legally binding) : en es
  • ES169078A1 - IMPROVEMENTS IMPROVED IN SUSPENSIONS WITHOUT FRICTION, FOR MOBILE EQUIPMENT OF MEASURING DEVICES, DEVICES OR ANALOG DEVICES : en es
  • GB568309A - Improvements in or relating to rivetting and like machines : en
  • ES10875U - Closing system for general use, especially for garments. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11270U - Cork disk for plugs and other applications. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11252U - Poles or construction pillars for use in buildings. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568332A - Improvements in apparatus for drying tea and the like : en
  • ES169046A1 - PACKAGING MACHINE AVENTADORA : en es
  • FR897571A - Improvements in the construction of gasifiers : en fr
  • FR897788A - Method of folding missive letters and similar documents : en fr
  • GB568249A - Improvements in or relating to exhaust silencers for internal combustion engines formarine use : en
  • GB568256A - Improvements in garment hangers and containers : en
  • FR897737A - Process for shelling and defibrating stems and branches of all kinds : en fr
  • ES167531A1 - DEVICE FOR REFRIGERATING THE COMPRESSION CHAMBER OF AIR AND GAS COMPRESSORS : en es
  • FR897594A - Cast metal cylinder for lock and padlock with cylinder and locking pins : en fr
  • US2372302A - Deformable diaphragm for pumps and the like : en
  • FR897578A - Electromagnetically operated release latch mainly for safety brakes in mining installations and the like : en fr
  • FR897742A - Capacitance voltage transformer : en fr
  • US2372508A - Electrical perforation of paper and other fabrics : en
  • USD140702S - Combination cabinet and table : en
  • CH237126A - Process for the preparation of 4-amino-benzenesulfonnicotoylamide. : de en
  • US2372472A - Internal-combustion engine : en
  • USD140688S - Design for a doll or similar article : en
  • CH236974A - Machine for mending knitted, knitted and woven goods. : de en
  • US2372181A - Container : en
  • US2372476A - Livestock feeds : en
  • GB568360A - Improvements in or relating to inkers for printing presses : en
  • US2372330A - Hair net : en
  • US2372298A - Flame hardening apparatus : en
  • CA426302A - Circuit interrupter : en fr
  • US2372301A - Aircraft : en
  • US2372193A - Producing and transmitting electromagnetic waves : en
  • FR897560A - Process for making synthetic asphalt : en fr
  • US2372219A - Reamer : en
  • CA426335A - Printing machine : en fr
  • CH236981A - Footwear. : en it
  • CH237072A - Steam power plant with regenerative feed water preheating and distillation of water. : de en
  • FI20508A - Borste eller kvast : en fi
  • FR897641A - Improvement in the preparation of iodine, in particular its extraction and that of algin from marine plants : en fr
  • SE113658C1 - : sv
  • US2372412A - Metal burial casket : en
  • ES169093A1 - APPARATUS INTENDED FOR THE EXTRACTION OF BLOOD AND OTHER PATHOLOGICAL HUMAN LIQUIDS : en es
  • CA426373A - Freezing tray : en fr
  • ES169016A1 - NEW CONSTRUCTION PROCEDURE : en es
  • ES169049A1 - PROCEDURE FOR OBTAINING SALICIPIRIDINOLACTIC ACID : en es
  • GB568237A - Improvements in hypodermic injectors : en
  • GB568273A - Improvements relating to water tube steam boilers : en
  • GB568307A - Rotary reciprocating pump : en
  • ES11011U - Radio receiver with figure of person or animal (Machine-translation by Google Translate, not legally binding) : en es
  • ES169021A1 - PROCEDURE OF SATURATION OF UNSATURATED HYDROCARBONS : en es
  • ES11276U - Cover-filing cabinet. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568269A - Improvements in or relating to containers : en
  • FR897572A - Electrostatic deflector system for multiple oscillographs : en fr
  • GB568363A - Improvements in or relating to inkers for printing presses : en
  • ES168272A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • IE17784L - Liquid fuel burners : en
  • FR897653A - Auxiliary support for tower : en fr
  • US2372337A - Method of preparing starch derivatives : en
  • US2372519A - Magazine safety for automatic firearms : en
  • ES11278U - Fruit press. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11219U - New lounge game (Machine-translation by Google Translate, not legally binding) : en es
  • CH236960A - Peat desiccation process. : en fr
  • AU993543A - Method and apparatus for concentrating the heavier ingredients of an ore pulp or slurry : en
  • CH237108A - Tube. : de en
  • CA426325A - Parenteral administration unit : en fr
  • AU119705B2 - Improvements relating to separable snap fastener installation : en
  • CA426301A - Liquid circulating system and heating means : en fr
  • CH236996A - Process for the preparation of a new monoazo dye. : de en
  • FR897734A - Anemotropic : en fr
  • FI20513A - Skär-, spik- oc hyvelbar träplatta ävensom förfaringssätt för framställning av densamma : en fi
  • GB568258A - Process for treating cellulose with formaldehyde : en
  • GB568320A - Improvements in and relating to endless chain conveyors : en
  • CA426407A - Cable oil : en fr
  • CA426295A - Bee comb foundation : en fr
  • CH236973A - Fabric holder for hand sewing. : de en
  • US2372251A - Welding rod holder : en
  • US2372496A - Cowl fastener : en
  • US2372439A - Garment bag : en
  • CH236986A - Electric toaster. : de en
  • GB568373A - Improvements in and relating to electrical circuit opening devices : en
  • GB568339A - A tap for controlling the supply of liquid, gas or steam : en
  • ES168578A1 - CHEMICAL PROCEDURE, WATER TREATMENT PLANT, ESPECIALLY THOSE INTENDED FOR VAPOR GENERATORS AND THEIR PROCESS OF OBTAINING : en es
  • AU974943A - Cathode-ray tube plate assemblies : en
  • CA426431A - Wave transmission network : en fr
  • US2372171A - Antidimming composition : en
  • CA426444A - Electric cable liquid leak preventing means : en fr
  • CH237135A - Mass-locked automatic firearm. : de en
  • FR897567A - Closing device, especially for small flexible ducts : en fr
  • CA426372A - Freezing tray : en fr
  • US2372551A - Shoe tree : en
  • CA426329A - Lathe way : en fr
  • FR897582A - Connection terminal for high voltage cable : en fr
  • CH237082A - Graphite electrode in melting furnaces. : de en
  • CH236968A - Double apron stretching system. : de en
  • CH236969A - Warping machine. : de en
  • CH236962A - Electrically heated cooking vessel. : de en
  • CA426340A - Metal article coating process : en fr
  • US2372498A - Control system : en
  • US2372414A - Method of preparing a lubricating : en
  • CA426324A - Rotary clipper : en fr
  • ES169125A1 - PROCEDURE FOR THE MANUFACTURE OF DRAINAGE OR COMPOUND FOUNDATION, ESPECIALLY IN THE EMPTY BEARINGS : en es
  • ES168903A1 - SHAVING MACHINE TO WHICH ALL NORMAL KNIVES CAN BE ADAPTED : en es
  • ES8734Y - Extendable and adjustable hanger for all kinds of garments. : en es
  • GB568358A - Improvements in or relating to step-by-step motion transmitting mechanism : en
  • AU119704B2 - Improvements in or relating to pipe couplings : en
  • US2372211A - Welding apparatus : en
  • US2372471A - Illuminated umbrella : en
  • CH237014A - Blueprint machine with a main drive motor. : de en
  • CA426395A - Engine petrol injection system : en fr
  • CH237097A - Device for the transmission and electrical storage of signs or characters. : en fr
  • FR897612A - Improvements to accounting devices for manual duplication : en fr
  • FR897628A - Improvements to valve controls : en fr
  • US2372299A - Synthetic rubber composition : en
  • FR897656A - Device for protecting ships against torpedoes : en fr
  • CA426310A - Sheet paper edge detaching apparatus : en fr
  • CA426360A - Loading machine : en fr
  • CH236977A - Horizontal vacuum cleaner. : de en
  • USD140675S - Design fob a shoe sole : en
  • USD140676S - Grip positioner for golf club handles : en
  • FR897691A - Cork tread : en fr
  • GB568316A - Improvements in detents or retaining means for the strikers of fuzes applicable to other spring-urged releasable devices : en
  • GB568331A - Improvements in means for providing drag in aircraft : en
  • US2372442A - Needle cushion : en
  • ES8526U - Automatic closing for doors, windows and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • DK63317C - Method for leveling valve pressure surfaces on valve rocker arms and clamping mechanism for grinding machines for practicing the method. : da en
  • GB568260A - Improvements in and relating to the concentration and desiccation of aqueous dispersions of gelatinising colloids and particularly aqueous dispersions of gelatin and glue : en
  • US2372177A - Article of manufacture and method of making the same : en
  • US2372369A - Railway hatch cover and locking means therefor : en
  • FR897666A - Improvements in injection molding of hollow parts with internal groove : en fr
  • FR897740A - Synchronously controlled on-load switch for regulating transformers and the like : en fr
  • ES169126A1 - DOUBLE GUIDE FOOT VALVE : en es
  • US2372241A - Method of producing gears : en
  • CH237084A - Vacuum-tight current introduction through quartz glass or quartz-like glasses and process for their production. : de en
  • US2372506A - Thermoelectric safety device : en
  • CH236967A - Food can body. : de en
  • CH237088A - Process for the preparation of 1-phenyl-2-aminopropane. : de en
  • CH237115A - Device on motor vehicles to seal the engine compartment from below. : de en
  • FR897588A - Quenching furnace with heating and cooling device : en fr
  • GB568318A - Anti-foam agents : en
  • GB568312A - Improvements in or relating to devices for sharpening safety razor blades : en
  • AU119716B2 - Method and apparatus for concentrating the heavier ingredients of an ore pulp or slurry : en
  • AU637442A - Improvements relating to code transmitting devices for signalling systems : en
  • FR897696A - Gasifier : en fr
  • SE113637C1 - : en
  • FR897558A - Contact switch, with movable contacts actuated, with respect to fixed contacts, in synchronism with the phase of the current : en fr
  • ES10744U - Buffer multicopista. (Machine-translation by Google Translate, not legally binding) : en es
  • IE16714L - Boiler stove : en
  • FR897754A - Mounting device for testing sensitive actuators : en fr
  • ES167744A1 - PROCEDURE FOR OBTAINING TUNGSTIC ANHYDRICAL : en es
  • ES169089A1 - PROCEDURE FOR THE PREPARATION OF O-DIOXIAZOIC O-COLORANTS : en es
  • CH237118A - Auxiliary propulsion device for cycles, particularly but not exclusively for bicycles. : en fr
  • US2372222A - Rivet : en
  • US2372564A - Burner control apparatus : en
  • USD140654S - Design fob a razor : en
  • ES169012A3 - PROCEDURE FOR THE MANUFACTURE OF CIRCULAR MATCHES OF TAMPICO OR OTHER POLISHING TEXTILE FIBERS : en es
  • GB568317A - Improvements in or relating to lug straps for looms : en
  • CA426445A - Coin operated typewriter control apparatus : en fr
  • USD140690S - Design fob an eyeglass frame : en
  • US2372339A - Self-loading firearm : en
  • GB568259A - Improvements in and relating to evacuated electronic apparatus : en
  • FR897771A - Lacquer for electrical insulation : en fr
  • FR897721A - Material for painting relief pictures : en fr
  • ES169027A3 - AUTOMATIC MACHINE FOR SERIES PRODUCTION OF PERFORATED DISCS, SEQUINS AND THE LIKE : en es
  • US2372254A - Process for breaking petroleum emulsions : en
  • US2372259A - Process for breaking petroleum emulsions : en
  • US2372478A - Work holder : en
  • FR897642A - Process and installation for the simultaneous production of solid and liquid fuels from a fuel such as wood : en fr
  • ES169048A1 - PROCEDURE THAT ALLOWS THE COLORFUL GRAPHITE TO BE OBTAINED : en es
  • US2372437A - Filter medium : en
  • GB568336A - Improvements in or relating to protective control systems for electric motors : en
  • ES8733Y - Tap without cable gland. : en es
  • US2372534A - Chain saw : en
  • US2372531A - Machine for making recesses in steel tool shanks : en
  • US2372631A - Relief valve : en
  • CH237094A - Method and device for the transmission of messages to be kept secret. : de en
  • CA426381A - Sheet feeding machine : en fr
  • CH237008A - Process for printing a layer applied to a textile material as a carrier. : de en
  • AU1101243A - An improved rabbit fumigator : en
  • CA426316A - Smoking device : en fr
  • US2372459A - Tractor plow hitch : en
  • CA426450A - Dim out material : en fr
  • CH237052A - Small dehydrator for fruit, vegetables or the like to be placed on stoves. : de en
  • CH237035A - Device for adjusting the tonearm on speaking machines with automatic plate change. : de en
  • US2372313A - Diarylamino-trianthrimides : en
  • US2372366A - Composition of matter and method of making same : en
  • CA426315A - Electroplating apparatus : en fr
  • US2372208A - Gaseous discharge tube : en
  • FR897732A - Method and device for refreshing or diamond coating profiled grinding wheels, in particular grinding wheels used in the manufacture of threads by grinding : en fr
  • GB568263A - Motor cycle front wheel fork : en
  • US2372379A - Electron discharge device : en
  • AU119713B2 - Self-energizing brake unit : en
  • FR897744A - Glass melting furnace : en fr
  • FR897779A - High voltage cable for ignition systems ensuring the operation of internal combustion engines : en fr
  • US2372547A - Shipbuilder's work assembling and aligning jack : en
  • USD140673S - Butcher s sanitary tool rack or similar article : en
  • USD140691S - Design fob a bandana : en
  • GB568275A - Method of treating copper and product thereof : en
  • AU1970645A - Improvements in electrode structures for gaseous discharge tubes : en
  • CA426380A - Polishing system : en fr
  • US2372376A - Boring head : en
  • GB568368A - A new or improved draught excluder : en
  • US2372179A - Governor : en
  • CH237050A - Grinding machine. : de en
  • CA426349A - Power operated machinery control means : en fr
  • US2372287A - Drilling machine : en
  • US2372634A - Sash-holding device : en
  • US2372495A - Seat : en
  • US2372549A - Spring : en
  • CA426328A - Floatable stretcher : en fr
  • US2372240A - Method of producing gears : en
  • FR897736A - Weapon barrel with recoil amplifier : en fr
  • US2372465A - Means for improving the electronic exposure of photographic emulsions : en
  • AU1099943A - Improvements in or relating to self aligning bearings : en
  • US2372284A - Coated cement product and the manufacture thereof : en
  • FR897671A - New wheel for vehicles : en fr
  • US2372173A - Projection screen : en
  • US2372263A - Presser foot for sewing machines : en
  • ES11229U - New multiple poster (Machine-translation by Google Translate, not legally binding) : en es
  • FR897719A - Method and device for cold drawing polyamide yarns : en fr
  • CA426434A - Signalling system : en fr
  • CA426405A - Hydrocarbon distillate sweetening process : en fr
  • US2372182A - Container : en
  • US2372276A - Fluid fuel burner control apparatus : en
  • US2372444A - Gear finishing : en
  • US2372526A - Process for removing phenylacetylene from styrene : en
  • CH236978A - Sock holder. : en fr
  • US2372316A - Dust collector : en
  • US2372504A - File cabinet : en
  • ES169076A1 - PROCEDURE FOR THE MANUFACTURE OF PAPER, CARTONS, CARDBOARDS AND PROCEDURES ANALOGOS GLUED AND RESISTANT TO MANY HUMIDITY : en es
  • GB568344A - An improved optical focusing device, particularly for application to a photographic camera : en
  • US2372424A - Cartridge belt reel and bracket therefor : en
  • USD140659S - Design for a grinder : en
  • CH236979A - Combined collar tip and tie holder. : de en
  • CH237109A - Packaging box, in particular for patisserie. : de en
  • CA426298A - Separable fastener end stop : en fr
  • CH237111A - Device for transporting objects. : de en
  • FR897648A - Improvements in the assembly and coupling methods of electric motors with stator windings and multiple rotor : en fr
  • FR897723A - Method and reproduction device for relief milling : en fr
  • CA426323A - Coupling : en fr
  • GB568328A - Improvements in apparatus for feeding fuel into continuous kilns : en
  • US2372543A - Stripping roll for long fiber feeders : en
  • US2372521A - Method and apparatus for forming small boats : en
  • US2372321A - Procedure and apparatus for separating stainless steel particles from particles of abrasive material : en
  • ES169086A1 - PROCEDURE FOR THE MANUFACTURE OF HYGIENIC, CYLINDRICAL OR OVALED COMPRESSES : en es
  • USD140666S - Design for a tablecloth or similar article : en
  • USD140679S - Design for a frame for handbags : en
  • ES11206U - New velodrome with expandable space track. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372295A - Starting device for fluorescent tubes : en
  • FR897794A - Device for the perfect use of fuel in fire-tube boilers and similar devices : en fr
  • US2372189A - Hydraulic remote control system : en
  • US2372637A - Cinematograph camera : en
  • FR897686A - Process for the preparation of readily water-soluble derivatives of p-aminobenzolsulfamide : en fr
  • GB568243A - Improvements relating to electric cable heating elements : en
  • CH236971A - Process for the production of perforated cards intended for scanning with needles, such as e.g. B. Verdol cards and the like. : de en
  • US2372271A - Trailer hitch : en
  • CH236952A - Cattle drinking bowl. : de en
  • CH237087A - Process for the production of a powdery complex aluminum silicate for therapeutic purposes. : de en
  • GB568235A - Improvements in or relating to sound pick-up devices : en
  • ES11234U - Rag discs for polishing machines (Machine-translation by Google Translate, not legally binding) : en es
  • ES169039A1 - PROCEDURE FOR THE MANUFACTURE OF DICLORO, DINAFTIL, TRICOLORCETANO : en es
  • GB588915A - Improvements in electromagnetic instruments for effecting synchronous movements : en
  • FI20516A - Förfaringssätt förädling av Cellulosa : en fi
  • GR10329B - PAPER PUPPET THEATER. : el en
  • GB568365A - Improvements in or relating to retractable wheel units for aircraft : en
  • FR897664A - Machine for placing wooden footings : en fr
  • FR897607A - Air-condenser for the recovery of volatile products, such as by-products of wood carbonization or the like : en fr
  • FR897716A - Cooled gas turbine : en fr
  • GB568234A - Improvements in or relating to apparatus for cutting internal screw threads : en
  • GR10333B - MATERNITY. : el en
  • ES11235U - Non-deformable shoulder and buttress. (Machine-translation by Google Translate, not legally binding) : en es
  • FI20514A - Method for etching metals in nitric acid etching baths : en fi
  • FR897777A - Rotary divider control for harvesters : en fr
  • ES169090A1 - PROCEDURE FOR OBTAINING A MEANS TO COMBAT PARASITES : en es
  • ES11233U - Shorts for bath, sport and similar uses. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568236A - Radio navigators : en
  • CH237112A - Device on motor vehicles for controlling the gearbox. : de en
  • CA426293A - Bee comb foundation : en fr
  • CH237012A - Photosensitive material and method of making the same. : de en
  • CH237100A - Bay for telecommunications equipment. : en fr
  • US2372346A - Photographic printing : en
  • US2372475A - Shuttle car : en
  • FR897758A - New rubber motor for toys : en fr
  • GB568257A - Improvements relating to book-binding devices : en
  • US2372380A - Railway truck structure : en
  • US2372388A - Toy bank : en
  • US2372474A - Attachment for tobacco transplanters and the like : en
  • US2372243A - Volume limiter circuit : en
  • US2372325A - Feeding and orienting method and apparatus : en
  • US2372305A - Torch : en
  • GB568239A - Improvements in or relating to indicating systems : en
  • ES11260U - I plaster the medicated dressing. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897709A - Process for cooling gas turbine blades : en fr
  • US2372221A - Process of acetylating 2,3-butylene glycol with the impure acetic acid obtained from the pyrolytic decomposition of 2,3-butylene glycol diacetate to butadiene : en
  • US2372234A - Method of obtaining substantially pure interstitial-cell stimulating hormone : en
  • GB568262A - An improved fluid pressure actuated remote control system : en
  • US2372186A - Pyrolyzing method and apparatus : en
  • FR897556A - Improvements to the cutting processes for foundation blocks : en fr
  • US2372230A - Process of preparing building compositions : en
  • FR897613A - Safety lock : en fr
  • GB568341A - Improvements relating to outboard propeller mechanism for barges, scows and other vessels : en
  • GR10328B - ESTERAS KALOFONIOU ANTI LINELAIOU. : el en
  • ES11277U - A device of parallelepiped cardboard boxes with consolidation seal (Machine-translation by Google Translate, not legally binding) : en es
  • GB568247A - Improvements relating to chucks suitable for taps, reamers and the like : en
  • ES11263U - Steering wheel for sewing machines. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568302A - Improvements relating to cooker ovens : en
  • GB568366A - Improvements in and relating to air intake systems for the engines of aircraft : en
  • FR897720A - Process for manufacturing microporous vulcanizates : en fr
  • FR897784A - Device for measuring the peak value of variable voltages : en fr
  • FR897800A - Lock clasp with clasp opener for watch straps and adornment chains : en fr
  • FR897622A - Hand pump : en fr
  • US2372257A - Process for breaking petroleum emulsions : en
  • US2372567A - Plating rack for optical dies : en
  • US2372479A - Optical observation instrument : en
  • US2372539A - Carrier current apparatus : en
  • FR897561A - Process for the additional treatment of waste from viscose spinning baths : en fr
  • ES168929A1 - DEVICE FOR AUTOMATIC CHANGE OF VIA WIDTH, APPLICABLE TO ALL KINDS OF RAILWAY WAGONS : en es
  • US2372624A - Method of preparing aliphatic oxyamines : en
  • CA426406A - Polyhydric alcohol purification : en fr
  • US2372364A - Composition of matter and method of making same : en
  • US2372628A - Metal pouring device : en
  • CA426321A - Engine valve : en fr
  • CH237016A - Line drawing board. : en it
  • CH236989A - Process for the production of electrographite. : de en
  • CH237036A - Regulator with spiral key for watches. : de en
  • CH236988A - Process for accelerated and intensified aging of wines or musts. : de en
  • ES169129A3 - MONOLITHIC PAPER MANUFACTURING PROCEDURE : en es
  • FR897593A - Fermentation process for wood sugar solutions containing xylose : en fr
  • GB568356A - Improvements in or relating to inkers for printing presses : en
  • ES11218U - Combinable button. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372202A - Bearing : en
  • ES11268U - Bottle with safety valve cap for carbonated drinks and similar at low pressure. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169011A1 - SECURITY MECHANISMS APPLICABLE TO MECHANICAL TILES : en es
  • FR897717A - Process for coating parts intended for performing rotational movements : en fr
  • FR897782A - Vertebral self-extensor apparatus : en fr
  • FR897583A - Brake improvements for cycles : en fr
  • ES169055A1 - MACHINE FOR THE QUICK TREATMENT OF SKINS TO THE BATAN, COMPLEMENTED BY ELECTROOSMOSIS, WITHIN THE SAME BATAN : en es
  • FR897741A - Capacitive voltage transformer : en fr
  • GB568306A - Improvements in or relating to electrical resistances : en
  • US2372509A - Press for automotive vehicle housings and associated parts : en
  • GB568337A - Improvements in or relating to refrigerating apparatus : en
  • ES169118A1 - DEVICE APPLICABLE TO GOLLETERING AND ANALOG MACHINES FOR THE MANUFACTURE OF SYNTHETIC SPONGES : en es
  • FR897602A - Bobbin thread guide : en fr
  • USD140651S - Design for a woman s shoe or the like : en
  • CA426441A - Cylindrical plug gauge wear testing device : en fr
  • USD140704S - Combined cigarette box and ash tray holder : en
  • FR897733A - Hand cigarette rolling device : en fr
  • ES169036A1 - METHOD OF MANUFACTURE OF SOAPS ADDING TO THE FATS OR OTHER RAW MATERIALS OF THE SAME BITOWNITE OR OTHER COLLOIDAL CLAYS : en es
  • GB568348A - Improvements in and relating to electric motor control systems : en
  • ES169101A1 - DISC MARKING FOR THE UNIVERSAL TELEPHONE SYSTEM WITH RECTIFIER : en es
  • ES11183U - A ticket that is given or distributed free of charge for advertising (Machine-translation by Google Translate, not legally binding) : en es
  • USD140686S - Design for a child s coat : en
  • GB568304A - Improvements in and relating to fluid tight joints for pipes and the like : en
  • FR897598A - New twist toy : en fr
  • GB568276A - Adjustable caster : en
  • GB568281A - Improvements relating to metal spraying : en
  • GB568375A - Improvements in or relating to internal combustion engines : en
  • US2372235A - Preserving rubber : en
  • US2372588A - Compounded mineral oil : en
  • GB568353A - Tubeless pneumatic tire assembly : en
  • ES9715Y - Perfected funnel. : en es
  • FI20520A - Toilet, bright and made of ceramic material : en fi
  • GB568278A - Improvements in or relating to tables or stands for sewing machines : en
  • GB568297A - Improvements in the construction of ships' decks : en
  • FR897644A - Bowl stove : en fr
  • FR897776A - Manufacturing method of molded masses : en fr
  • ES11173U - A safety nut (Machine-translation by Google Translate, not legally binding) : en es
  • US2372300A - Mower unit : en
  • FR897646A - Luggage rack with side bags, for cycles : en fr
  • FR897729A - Control and adjustment system for cycle brakes : en fr
  • FR897615A - Toolbox : en fr
  • USD140687S - Design fob a doll ob similar abticle : en
  • US2372452A - Hermetically sealed package : en
  • US2372548A - Clamp : en
  • DK63310C - Centrifugal regulator for combustion power machines, in particular motor vehicles, with a power amplifier rotatably mounted in the axis of rotation of the regulator. : da en
  • CA426364A - Billet forging apparatus : en fr
  • US2372511A - Power system including a rotary transformer : en
  • CA426421A - Coded signalling system for railways : en fr
  • BE458133A - Device for heating liquids and gases by induced current : en fr
  • ES169901A2 - REMOVABLE CONCRETE MACHINE : en es
  • FR897745A - Rise for firearms : en fr
  • US2372409A - Process for preparing 2-oxazolines : en
  • US2372545A - Guard or baffle for fuel tanks : en
  • CA426390A - Impulse generator : en fr
  • CA426448A - Computing mechanism : en fr
  • CH236953A - Product for the destruction of the Colorado beetle. : en fr
  • ES169102A1 - SECURITY MECHANISM FOR GARROTE TELARES : en es
  • FR897684A - Improvements in the manufacture of concentrated magnesium hydroxide slurries : en fr
  • CA426304A - Reading lamp : en fr
  • US2372621A - Ventilating fan : en
  • US2372286A - Oil screen : en
  • US2372413A - Welding gun : en
  • GB568274A - Improvements in or relating to photographic enlarging apparatus : en
  • USPP656P - Cherimoya tree : en
  • US2372363A - Burner construction for cookers : en
  • FR897761A - Refrigerator cabinet with absorption cooling device, which can be suspended : en fr
  • US2372326A - Fluid drive fob compressors : en
  • CH236998A - Process for the production of an adhesive from synthetic high molecular elastic film formers. : de en
  • US2372487A - Star identifier : en
  • US2372371A - Evaporating disseminator : en
  • US2372560A - Valve mechanism : en
  • DK63301C - Brake bar system for achieving a uniform brake pad pressure by three-axle, articulated frames for trams. : da en
  • AU119722B2 - An improved rabbit fumigator : en
  • US2372407A - Typographical machine : en
  • ES167291A1 - MACHINE TO UNFILL THE SOIL : en es
  • US2372306A - Fuel feeding device : en
  • US2372358A - Acyl phenyl dithiophosphoric acids and their preparation : en
  • USD140672S - Folding chair or similar article : en
  • FR897603A - Bolt locking at front end for machine gun : en fr
  • GB568264A - Method of preparing alpha-naphthylacetamide : en
  • ES11241U - Folding container to contain perfumery and pharmacy items (Machine-translation by Google Translate, not legally binding) : en es
  • FR897712A - Elastic wooden base : en fr
  • FR897714A - soap holder or other similar products : en fr
  • GB568287A - Improvements in or relating to telephone systems : en
  • US2372168A - Production of metal hydrides : en
  • US2372205A - Dishwashing machine, primarily for household use : en
  • US2372530A - Gas analysis apparatus : en
  • DK63303C - Hand welding device. : da en
  • ES168923A1 - APPARATUS DENOMINATED LACRE-METAL : en es
  • CH237071A - Method for operating gas turbine systems with two or more recuperators. : de en
  • DK63300C - Manual control device for reversible machines. : da en
  • AU919143A - Improvements in or relating to woven, knitted or lace fabrics and yarns therefor : en
  • US2372252A - Pivot for gravity meters : en
  • CA426383A - Engine starting system : en fr
  • CH237107A - Shoulder strap. : de en
  • CA426345A - Load weighing system : en fr
  • CH237116A - Elastic wheel for vehicles. : en it
  • CA426409A - Seismic prospecting method : en fr
  • CA426430A - Communication system : en fr
  • CH237104A - Electrical circuit including discharge lamps. : en fr
  • US2372255A - Process for breaking petroleum emulsions : en
  • US2372611A - Burner : en
  • AU827843A - Improvements in or relating to pipe couplings : en
  • CA426294A - Bee comb foundation : en fr
  • CA426425A - Telephone system : en fr
  • US2372461A - Apparatus for placing gravel in wells : en
  • US2372598A - Ethylene sulphide reaction products of guanidine : en
  • US2372315A - Antirecoil device for firearms : en
  • US2372507A - Swaging machine : en
  • FR897775A - switching equipment for telecommunications systems : en fr
  • GB568299A - Improvements in or connected with conveyors for conveying material such as coal : en
  • ES169113A1 - GLASS DETECTOR FOR ULTRACORTAL WAVES : en es
  • GB568361A - Improvements in or relating to inkers for printing presses : en
  • US2372622A - Manufacture and production of artificial threads, filaments, and the like : en
  • CA426300A - Piston ring manufacturing apparatus : en fr
  • US2372470A - Machine tool with optical system : en
  • US2372253A - Timer : en
  • US2372525A - Process for removing phenylacetylene from styrene : en
  • CA426440A - Battery separator : en fr
  • ES11231U - Hat. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372246A - Inside curing rim : en
  • CH237113A - Motor vehicle for public transport on road or rail. : en fr
  • CA426371A - Freezing tray : en fr
  • US2372481A - Helicopter : en
  • CH237098A - Circuit arrangement in telephone systems with several exchanges in series. : de en
  • US2372615A - Ethers of styrene glycol : en
  • US2372218A - Pneumatic mattress : en
  • AU119709B2 - Cathode-ray tube plate assemblies : en
  • CH236975A - Preparations for the production of liquors for the simultaneous washing and bleaching of textiles. : de en
  • ES11079U - Illuminating play helical course for illuminating projectiles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169056A1 - IMPROVEMENTS IN THE DEVICES FOR THE OBTAINING OF PHOTOCOPIES WITH AUTOMATIC ACCURATE ADJUSTMENT : en es
  • CA426369A - Radioactive alloy : en fr
  • CH236990A - Process and furnace for the production of copper halides. : de en
  • CH237063A - Process and system for the simultaneous suction and delivery of air and water with a centrifugal pump. : de en
  • CH237130A - Process for the production of a new azo dye. : de en
  • GB568280A - Improvements in or relating to the manufacture of water resistant fuel briquettes : en
  • AU119708B2 - Improved methods and apparatus for electric glass working : en
  • USD140695S - Design for a pen point : en
  • US2372579A - Speed governor : en
  • US2372320A - Hydrocarbon alkylation process : en
  • ES169073A1 - PROCEDURE FOR OBTAINING MEANS OF IMPREGNATION FOR WHITE CLOTHING, CLOTHING AND SIMILAR CLOTHING : en es
  • FR897660A - Sheet-envelope : en fr
  • US2372212A - Electrical heating element : en
  • US2372340A - Filter and water purifier : en
  • US2372445A - Pipe line filter : en
  • BE458180A - : en fr
  • US2372497A - Fabric and method of making the same : en
  • CA426307A - Shoe : en fr
  • US2372540A - Preparation of aldol : en
  • US2372617A - Method of producing composite panels : en
  • US2372415A - Fluid-actuated brake : en
  • CA426359A - Abrasive article : en fr
  • CH236993A - Process for the esterification of fatty acids with low molecular weight monohydric alcohols. : de en
  • ES10349U - A moisture-preserving device (Machine-translation by Google Translate, not legally binding) : en es
  • CH237062A - Electro-hydraulic working device. : de en
  • CH237095A - Arrangement for the backflow-free interconnection of amplifier-containing four-wire circuits with two-wire circuits in telecommunication systems, especially telephone systems. : de en
  • CH237042A - Flux for melting down light metals and light metal waste. : de en
  • AU1857845A - Ultrahigh frequency tuning apparatus : en
  • ES11216U - Clamp for hoses and other uses. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372167A - Match package : en
  • USD140652S - Storage cabinet for toys : en
  • ES169006A1 - DEVICE OF MECHANICAL, ELECTRIC AND HYDRAULIC COMBINED ACTIONS, FOR THE IMPULSION OF THE LANZARDS IN THE TELESCOPES : en es
  • FR897587A - Further training in the manufacture of branch and branch distributors and circuit breakers : en fr
  • FR897705A - Method and apparatus for orifice sizing : en fr
  • GB568330A - Improvements in or relating to pressure gauges for pneumatic tyres : en
  • FR897767A - Improvement of collectors and similar switchgear made of carbon : en fr
  • US2372573A - Gas burner assembly : en
  • AU1040643A - Improvements in telephoto methods and apparatus : en
  • FR897764A - case : en fr
  • FR897631A - Large capacity wagon : en fr
  • ES11254U - Device traps small insects and any other insects. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897627A - Flexible vehicle tread : en fr
  • GB568285A - Improvements in the manufacture of carbon coated resistors : en
  • CH237070A - Motor with dynamo and cooling air fan. : de en
  • GB568346A - Improvements in or relating to inking method and apparatus for printing presses : en
  • FR897725A - Device for varying the pitch of the propeller blades of boats : en fr
  • US2372375A - Pump for use in hydraulic transmission of power : en
  • US2372546A - Zinc base alloy : en
  • FR897645A - Economic creation and collection of vitamins from yeast : en fr
  • ES169059A1 - MOLINO SYSTEM OF CEREALS AND MULTIPLE INDUSTRIAL MATERIALS : en es
  • FR897606A - Protective device for new or used tires mounted on wheels for all vehicles : en fr
  • FR897765A - Process for obtaining high-value high-speed steels : en fr
  • ES167498A1 - PROCEDURE TO FIND OUT THE BIOLOGICAL ACTIVITY OF MEDICINES : en es
  • GB568301A - Improvements in or relating to gauges for use in connection with internal bores : en
  • ES11248U - Fan. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568352A - Improvements in or relating to process of sizing paper, process of producing a precipitable paper-sizing material, and the precipitable sizing material resulting therefrom : en
  • GB568250A - New or improved method of preparing meat or fish packed in sealed containers : en
  • ES11211U - Automatic device n, which, simply by stepping on the accelerator, provides the necessary and sufficient air for combustión engines to burn gas alone, and in diesel types mixed with 20 to 25 per cent of foreign fuel. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11175U - Silent escape pipe for explosion engines. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897790A - Method and device for improving the weldability of galvanically tinned iron sheets and strips : en fr
  • FR897780A - New dis- and polyazo dyes : en fr
  • US2372581A - Prevention of ice formation on aircraft : en
  • US2372197A - Production of valuable hydrocarbons : en
  • FR897799A - Process for removing non-sulfonated constituents from sulfonation products : en fr
  • GB568323A - Improvements in colour photography : en
  • FR897795A - Optical articulation : en fr
  • US2372178A - Conditioning resing glues : en
  • US2372354A - Hectograph blanket and method of preparing same : en
  • DK63315C - Disc wheels for Motor vehicles made by Rolling or Pressing. : da en
  • GB568376A - Improvements in or relating to inkers for printing presses : en
  • US2372277A - Nonluminous cigarette holder : en
  • US2372336A - Method of finishing edges of leather and the like goods : en
  • US2372347A - Grab : en
  • ES168108A1 - MACHINE FOR THE TILLING AND THRILLING OF TREES : en es
  • FR897609A - Method and apparatus for measuring very small electrical or mechanical time constants : en fr
  • US2372489A - Leak detector for electrolyte tanks : en
  • FR897752A - Process for preparing acid dyes of the anthrapyrimidine series : en fr
  • FR897672A - Water evacuation device in washing, husking and other tanks : en fr
  • FR897787A - Radiant heated sheet in the steam generator firebox : en fr
  • FR897711A - Electron microscope, in particular overmicroscope, comprising one or more magnetic lenses in the form of through lenses : en fr
  • FR897682A - Apparatus for using acetylene (or other gas) in internal combustion engines : en fr
  • GB568282A - Improved means for preventing premature opening of vessels under pressure : en
  • CH237086A - Dropper bottle. : de en
  • US2372372A - Shopping cart : en
  • GB568325A - Improvements in and relating to control means for pressure fluid containers : en
  • FR897680A - Heather broom fitted with an assembly device allowing the handle and the broom to be interchanged : en fr
  • US2372215A - Method for separating glass sheets and the like : en
  • CH237028A - Device for transferring pressure from one liquid to another. : de en
  • CA426356A - Coating composition : en fr
  • ES169128A1 - MULTIPLE FILETA TO GIVE CONTINUOUS WORK IN THE URDIR MACHINES : en es
  • US2372435A - Electrical control system : en
  • CH236983A - Weatherproof boots. : de en
  • CH237053A - Process and injection mold for the production of neck and collar buttons. : de en
  • FR897710A - Gas turbine cooled rotor : en fr
  • ES169071A1 - HYDRAULIC EXTRACTOR WITH CLAMPS : en es
  • US2372592A - Fluid actuated double ended chuck spindle : en
  • ES11267U - Special wooden tile for floor tiling (Machine-translation by Google Translate, not legally binding) : en es
  • FR897595A - Process for removing iron from raw water containing in particular humic acids : en fr
  • FR897655A - Gas mixer for engines : en fr
  • US2372334A - Lacquer coatings : en
  • ES161571A1 - PROCEDURE FOR MANUFACTURE OF NON-EXCITING BENDING TISSUES : en es
  • FR897581A - Device for connecting loads to polyphase networks alternately with opposite phase sequences : en fr
  • GB568293A - Improvements in and relating to electrical insulating material : en
  • FR897568A - Fixing device fitted with an expandable sleeve : en fr
  • GB568261A - Improvements in and relating to the production of gelatin and glue from hides and other collagen or ossein-containing materials : en
  • CH237007A - Copy device for loose leaf accounting. : de en
  • ES169096A1 - DEVICE FOR FILLING WITH PIMIENTOO ANALOG PRODUCTS : en es
  • US2372482A - Closure : en
  • GB568289A - Improvements in or relating to heat exchange devices : en
  • US2372387A - Sign display frame : en
  • US2372600A - Distribution system regulator : en
  • US2372374A - Rotary recess milling device : en
  • ES164903A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF SEAT CUSHIONS : en es
  • US2372332A - Charge forming device : en
  • US2372370A - Printing composition : en
  • US2372468A - Knitted sock and method of making : en
  • US2372577A - Composition of matter and process : en
  • ES169025A3 - COMPLETE EQUIPMENT FOR DENTAL CLINIC : en es
  • US2372242A - Shears : en
  • USD140658S - Design fob a tumbler : en
  • US2372405A - Camera for color photography : en
  • US2372550A - Railway braking apparatus : en
  • US2372258A - Process for breaking petroleum emulsions : en
  • US2372203A - Sintered metal article and process of making : en
  • USD140681S - Design for a toy : en
  • FR897789A - Process for the manufacture of 2-alkoxy-5-nitro-anilines, optionally in combination with 2-alkoxy-4-nitro anilines, the alkoxy group containing more than two carbon atoms : en fr
  • US2372210A - Method of generating frequency modulated waves : en
  • US2372425A - Support arrangement for x-ray : en
  • ES169114A3 - PROCEDURE FOR MANUFACTURING STEPPED LENSES FOR PROJECTORS : en es
  • US2372280A - Protecting cover for safety razors : en
  • US2372575A - Method of freeing pipe jammed in a well : en
  • ES11262U - Perinºla perfecionada applicable to games of hall. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169009A1 - IMPROVEMENTS INTRODUCED IN VERTICAL TYPE PARAFINATORS USED IN THE POINT GENERATION INDUSTRY : en es
  • US2372426A - Duplicator for machine tools : en
  • USD140678S - Design for a frame for mirrors : en
  • ES8235Y - A new radiator for heating and cooling : en es
  • USRE22623E - Electric meter : en
  • GB568377A - Improvements in or relating to inkers for printing presses : en
  • US2372552A - Instrument for setting position of a tool for the grinding thereof : en
  • US2372593A - Telemetering system : en
  • CH237133A - Process for the production of yarn carriers. : de en
  • ES169099A1 - LIMITAFRAUDES APPARATUS : en es
  • ES169062A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • GR10330B - PLATES LIGHT, WATERPROOF, FLAMMABLE, INSULATIVE FOR THE CONSTRUCTION OF HOUSES AND THE ROOFING OF HOUSES AND SIMILAR. : el en
  • FR897635A - Release device for nuts, sprockets or freewheels : en fr
  • US2372394A - Door header : en
  • CH237125A - Process for the preparation of 4-amino-benzenesulfonisovalerylamide. : de en
  • GB568271A - Abrasive paper : en
  • CA426449A - Rain cape for sport or military purposes : en fr
  • FI20515A - Papperspräglingskalander : en fi
  • ES169053A1 - PROCEDURE OF ELECTROLYTIC AND ELECTROSMOTIC CHARACTER, WITH REGULATED DEVELOPMENT, TO OBTAIN POROUS MASS OR BACTERICIDE ACTION FILTERS ON WATER OR LIQUIDS THAT TRANSFER THEM, ANYTHING THAT IS THE COMPOSITION OF THEM, MODIFIED PREVIOUSLY IN ITS INTERNAL STRUCTURE AND MADE SUITABLE FOR DRIVING THE ELECTRIC CURRENT : en es
  • US2372377A - Rain separator for automobile ventilating devices : en
  • US2372626A - Internal cutting device : en
  • US2372309A - Method and means for air conditioning : en
  • USD140697S - Design for a fountain pen barbel : en
  • US2372294A - Ornamental box : en
  • US2372383A - Projectile : en
  • US2372267A - Electrical distribution system : en
  • FR897706A - Main cylinder for pressurized fluid brakes : en fr
  • ES169061A1 - PROCEDURE FOR THE TREATMENT OF IRON MINERALS : en es
  • CA426354A - Vapour electric device : en fr
  • DK63296C - Tin bushing, Tin ring or similar Tin body. : da en
  • CA426330A - Tobacco pipe : en fr
  • US2372176A - Solvent separation of unsaturated hydrocarbon mixtures : en
  • FR897766A - Steels for fast moving saws : en fr
  • US2372206A - Mechanical compensator : en
  • FR897746A - Device comprising at least one member mounted with elastic elements, intended for amplifying electrical oscillations : en fr
  • CH236970A - Ribbon loom. : de en
  • ES168279A1 - GASOGEN OF INVERTED FUEL : en es
  • ES169040A1 - PROCEDURE FOR THE MANUFACTURE OF MONOCLOROFENILMONOCLORONAFILTRICLOROETANO : en es
  • ES169044A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • US2372368A - Planer gauge : en
  • GB568370A - Improvements relating to filtering apparatus and methods : en
  • CA426435A - Signalling system : en fr
  • GB568270A - Coated paper : en
  • FR897574A - Corpuscular ray apparatus : en fr
  • GB568357A - Improvements in or relating to inkers for printing presses : en
  • FR897634A - Extremely pure electrofused magnesia manufacturing process : en fr
  • GB568314A - Improvements in the manufacture of alloys : en
  • US2372220A - Tractor propelled implement : en
  • US2372237A - Process for converting dicyclopentadiene to cyclopentadiene : en
  • CA426303A - Bobbin reel : en fr
  • CH237037A - Timepiece. : en fr
  • CH237122A - Device for the production of staple fiber tops from endless artificial fiber ribbons. : de en
  • US2372365A - Composition of matter and method of making same : en
  • FR897681A - Articulated and collapsible building frame : en fr
  • US2372318A - Thread severing device for sewing machines : en
  • CH237099A - Circuit arrangement in telephone systems with several exchanges that can be switched in series. : de en
  • CH237114A - Motor vehicle with elastically mounted engine transmission block. : de en
  • US2372623A - De-emulsifying agents : en
  • CH237128A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • CA426438A - Sealed apparatus manufacture : en fr
  • US2372244A - Esters of acids of phosphorus : en
  • CA426317A - Steam heating apparatus : en fr
  • CA426379A - Tool controlling device : en fr
  • US2372356A - Charge forming device : en
  • AU126606B2 - Improvements in or relating to resilient mounts : en
  • CA426308A - Seat support : en fr
  • CH236958A - Device for the production of ampoules from glass tubes. : de en
  • CH237017A - Eraser holder with adjustable eraser inserts. : de en
  • US2372367A - Purification of zinc oxide : en
  • US2372486A - Burr-removing tool : en
  • US2372610A - Hydraulically supported balancing machine : en
  • US2372172A - Rotary plow : en
  • CH236997A - Process for the production of a new azo dye. : de en
  • FR897774A - Continuous drying process, total or partial, of endless bundles of artificial yarns : en fr
  • FR897616A - Improvements to electrically operated shutters, in particular intended for chi-ray devices : en fr
  • US2372432A - Voltage regulator : en
  • US2372247A - Propeller drive for marine vessels : en
  • CA426331A - Bottle holder for infants : en fr
  • CA426399A - Shoe sole : en fr
  • CH237089A - Process for the production of a root filler which hardens by self-polymerisation in the tooth root. : de en
  • CA426422A - Accounting and filing system : en fr
  • CH237001A - Process for preparing a liquid soap containing detergent that can be used in the cold. : de en
  • FR897768A - Tightening process on a hollow mandrel of hoses to be inflated to test them : en fr
  • US2372345A - Regulator : en
  • US2372563A - Fluxes for use in the treatment of light metals : en
  • ES169019A1 - PROCEDURE FOR THE HARDENING OF WOOD : en es
  • FR897796A - Locomotive running with condensation of exhaust steam : en fr
  • US2372392A - Charged liquid dispensing device : en
  • GB568294A - Improvements in or relating to the prevention of ice formation on aircraft : en
  • FR897663A - Wood-burning gasifier : en fr
  • GB568231A - Device for measuring the thread tension on spinning machines, doubling frames and similar textile machines : en
  • GB568286A - Improved method and means for ventilating aircraft gun turrets or other enclosures : en
  • US2372248A - Coating apparatus : en
  • US2372491A - Condition responsive control : en
  • US2372191A - Vacuum pump : en
  • US2372378A - Self-aligning pulley : en
  • AU130717B2 - Improvements in and relating to automotive vehicles : en
  • US2372568A - Gun : en
  • US2372601A - Cord and method of making same : en
  • US2372384A - Rocking horse : en
  • US2372522A - Plastic compositions containing caprylic acid esters : en
  • US2372554A - Method of knitting hosiery and circular knitting machine therefor : en
  • FR897586A - Device for mining coal and other minerals : en fr
  • DK63297C - Procedure for Induction of Physical and Chemical Processes. : da en
  • FR897625A - Remote-controlled electro-mechanical combiner for switch station : en fr
  • US2372262A - Telephone station circuit : en
  • US2372533A - Steam and water mixer : en
  • CH237078A - Device with a reciprocating part for converting mechanical into electrical impulses. : de en
  • DK63312C - Cutter. : da en
  • CA426432A - Negative feedback amplifier : en fr
  • CH237106A - Fire hazard alarm device for storage of bulk goods, in particular for haysticks. : de en
  • CA426357A - Electric valve circuit : en fr
  • CH237032A - Current transformer set for high primary currents. : de en
  • GB568364A - Improvements in or relating to door catches and the like : en
  • CH236994A - Process for the preparation of 2-aminopyrimidine. : de en
  • FR897569A - Partition plate and apparatus used in its manufacture : en fr
  • US2372290A - Method of filling and sealing metal containers : en
  • US2372352A - Container : en
  • ES169015A3 - AIR COMPRESSION LOADING STYLE BOOM SYSTEM : en es
  • CA426339A - Oxygen-bearing ore flotation method : en fr
  • US2372422A - Electron microanalyzer : en
  • US2372538A - Flushing means for centrifugal pumps : en
  • US2372213A - Ultra-high-frequency tube : en
  • CH236995A - Process for the preparation of a new salt of an amino ester. : de en
  • USD140689S - Design for a suit : en
  • CH237018A - Device for displaying radio programs. : de en
  • US2372618A - Combined air filter and silencer : en
  • US2372224A - Lining guide cam for necktie sewing machines : en
  • US2372311A - Control mechanism : en
  • FR897738A - equipment for gluing wooden objects or other materials : en fr
  • GB568252A - Improvements in or relating to liquid ring pumps : en
  • US2372453A - Electric machine : en
  • CA426361A - Loading machine : en fr
  • USD140665S - Design for a rotary lawn sprinkler : en
  • USD140692S - Sfout or similar article for plumbing fixtures : en
  • US2372454A - Flask operating head : en
  • CA426347A - Shoe insole : en fr
  • USD140670S - Design for a wall vase : en
  • US2372606A - Testing instrument for testing water outlets : en
  • CA426402A - Acid and derivative production : en fr
  • CA426353A - Discharge lamp apparatus : en fr
  • CH237013A - Process for making photographic prints. : de en
  • CH236999A - Means for sealing containers. : de en
  • ES169127A1 - IMPROVEMENTS INTRODUCED IN THE MACHINES TO ROLL WIRE IN SPIRAL AND MANUFACTURE SPRINGS : en es
  • GB568367A - An improved motor, prime mover or pump : en
  • US2372627A - Apparatus for stretching cordage : en
  • US2372638A - Tractor operated sweep rake : en
  • DK63316C - Bicycle handlebars. : da en
  • CH237077A - Electrical protective device. : de en
  • CA426326A - Heating and ventilating system : en fr
  • CH237010A - Device for automatically forming the loops of the film in a cinematographic device. : en fr
  • US2372175A - Sewing machine : en
  • CH237137A - Hydrodynamic torque converter, in particular for motor vehicles. : de en
  • CH237083A - Device for hanging objects by means of two hanging cords. : de en
  • FR897657A - Improvements to envelopes, letters without envelopes and similar articles : en fr
  • US2372565A - High viscosity cellulose propionate and method of making : en
  • FR897730A - Pinion to be hardened on the surface by means of induced electric currents : en fr
  • US2372344A - Signal transmission system : en
  • USD140668S - Design fob an automobile tire : en
  • US2372614A - Box-magazine construction for repeating firearms : en
  • US2372635A - Safety razor : en
  • USD140684S - Design for a hand microphone : en
  • FR897743A - Process for manufacturing complete fertilizers, granulated or not, based on urea produced starting from calcium cyanamide : en fr
  • ES169103A3 - IMPROVEMENTS IN THE AUTOMATIC LATHES FOR SCREWS : en es
  • CH237021A - Cartridge for firing smooth-running projectiles. : de en
  • CH236992A - Process for the preparation of epoxy-2,6-hexanol-1. : en fr
  • US2372559A - Fuel injection pump : en
  • US2372585A - Lift truck : en
  • CH237101A - Circuit arrangement influencing switching devices by means of capacitors. : de en
  • CH237139A - DC power transmission system with converters at the ends of the transmission line. : de en
  • CA426428A - Impulse translating apparatus : en fr
  • US2372494A - Inspection and layout apparatus : en
  • US2372571A - Process for manufacturing metallic magnesium from magnesium silicates : en
  • US2372576A - Method of determining formation porosity during drilling : en
  • ES169088A1 - PROCEDURE FOR THE OBTAINING OF A NEW SUPERCARBURANTE BY DISTILLATION OF OLEORESINS : en es
  • FR897617A - Progressive closing device for vehicle doors or panels : en fr
  • US2372587A - Sound insulation for fluid conduits : en
  • AU119721B2 - Improvements in or relating to self aligning bearings : en
  • CH237060A - Aus or Flow barrier for flowing media. : de en
  • US2372283A - Fluid atomizer : en
  • US2372304A - Commutator slotting device : en
  • US2372595A - Concrete consistency meter : en
  • CA426417A - Selenium type rectifier : en fr
  • CH237079A - Device to protect switching points during the closing process. : de en
  • CA426375A - Safety razor : en fr
  • US2372389A - Method of and apparatus for indexing dials : en
  • US2372417A - Fluid control : en
  • US2372229A - Sheet handling apparatus : en
  • US2372196A - Holding brake : en
  • ES11255U - Filter strainer. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169032A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • CH237105A - Tube push-pull circuit. : de en
  • US2372328A - Electronic device : en
  • US2372404A - Suction cleaning apparatus : en
  • CA426341A - Railway brake : en fr
  • CA426334A - Drapery box : en fr
  • BE458227A - Rolling mill, especially for jewelers : en fr
  • ES168568A1 - METHOD OF MANUFACTURING LOSERS FOR THE CONSTRUCTION : en es
  • US2372355A - Hectograph blanket : en
  • US2372536A - Method of producing optical surfaces and the like : en
  • US2372591A - Method and means of cracking petroleum oils : en
  • CA426342A - Torque measuring tool : en fr
  • CH237120A - Reversing pole regulator circuit for machine operated in shunt circuit for regenerative braking for AC traction vehicles. : de en
  • US2372447A - Airplane wing : en
  • USD140657S - Design for a pitcher : en
  • CH237140A - Process for producing a layer-free insulating material. : de en
  • ES11227U - A roll of toilet paper (Machine-translation by Google Translate, not legally binding) : en es
  • ES169034A1 - METHOD TO PRODUCE FLOATING SOAP : en es
  • FR897551A - Improvements to cursors for caliper rulers and similar instruments : en fr
  • CH237040A - Assembly device with clamping screw. : en fr
  • FR897786A - Container, bottle or similar object : en fr
  • USD140671S - Design for an umbrella bag : en
  • CH237092A - Inhaler. : de en
  • US2372418A - Apparatus for bending glass sheets : en
  • GB568335A - Improvements relating to the preparation of moulding products and mouldings from cellulosic materials and artificial resins : en
  • DK63319C - Procedure for Manufacturing Building Elements. : da en
  • GB568284A - Improvements in and relating to the generation of cylindrical prism diamonds : en
  • ES169094A1 - PROVISION FOR COUPLING A DRIVER OR HIGH FREQUENCY LINE, ROTATING AROUND ITS LONGITUDINAL AXIS : en es
  • CH237056A - Lighter for cigarettes and cigars. : de en
  • DK63314C - Engine device for Buses with upper Platform. : da en
  • US2372469A - Syringe : en
  • US2372493A - Gauge : en
  • ES11253U - Box case for the conditioning and display of jars and suitable objects of all kinds. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11222U - Rocking hammock (Machine-translation by Google Translate, not legally binding) : en es
  • ES168334A1 - GROUP MOTOR GENERATOR FOR THE PRODUCTION OF ELECTRIC POWER : en es
  • FR897670A - Electric speedometer : en fr
  • FR897763A - Short-term phenomena recording device : en fr
  • GB568349A - Improvements in or relating to inker mechanism for printing presses : en
  • GB568251A - Improvements in or relating to carburetter air intake devices for internal combustion engines : en
  • ES11245U - Peine. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897697A - Printing process on vegetable fibers of ether-salts of leuco-derivatives of sparingly soluble vat dyes : en fr
  • FR897747A - Receiver of t. s. f. comprising one or more coils with a sliding core : en fr
  • ES169007A1 - PROCEDURE FOR OBTAINING SOLUBLE INSECTICIDES IN WATER : en es
  • GB567994A - Improvements in and relating to straight bar knitting machines : en
  • FR897555A - Load body for mixtures based on natural or synthetic rubber : en fr
  • FR897630A - Electric stove : en fr
  • ES11126U - Striking and coupling with interlocking to locks of any kind or to locks. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897783A - Spinal rectifier and extensor apparatus : en fr
  • ES11258U - Adjustable automatic switch, applicable to all thermoelectric devices in which steam is generated. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897552A - Cabinet for the classification and conservation of microfilms : en fr
  • FR897703A - ejector for automatic firearms : en fr
  • GB568232A - Titanium oxide pigment production : en
  • ES169033A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF MOVED BAGS BY HYDRAULIC PRESSURE : en es
  • FR897620A - Isolation arrangement for electric heaters : en fr
  • GB568230A - Improvements in or relating to the production of n.n -disecondary alkyl p-phenylene diamines : en
  • GB568242A - Improvements in or relating to suction cleaners : en
  • ES11242U - A closure (Machine-translation by Google Translate, not legally binding) : en es
  • ES169115A3 - PROCEDURE FOR PREPARING A REFRESHING DRINK : en es
  • GB568244A - Improvements in honing and lapping machines : en
  • FR897591A - Device for periodically opening and closing an electrical circuit : en fr
  • FR897592A - Process for collecting caustic soda in aqueous solution from the glauber salt formed during the spinning of viscose in sulfuric baths of sodium sulphate : en fr
  • US2372609A - Safety thread cutter for sewing machines : en
  • FR897669A - gas purifier : en fr
  • GB568347A - Improvements in or relating to hydraulic shock absorbers : en
  • GR10331B - LIGHTING LIGHT OF VARIOUS LIGHTING INCREASE AND INCREASING THE LIFE OF HER LIFE. : el en
  • GB568295A - Improvements in or relating to cooling systems for internal combustion engines : en
  • CH237055A - Pocket lighter with adjustable wick. : en fr
  • FR897759A - Muzzle brake of a gun : en fr
  • FR897791A - Synthetic manufacturing process of lactic acid nitrile : en fr
  • GB568248A - Improvements in or relating to baling presses : en
  • USD140656S - Design for a pitcher : en
  • FR897687A - New food products based on cereals and legumes as well as their special manufacturing processes : en fr
  • US2372279A - Cutter testing device : en
  • ES168082A1 - CONVEYOR EQUIPMENT : en es
  • US2372449A - Co-ordinated control of cyclical operations on fluid and like materials : en
  • CH236966A - Corner connection fitting for wooden furniture. : de en
  • CH237093A - Telegraph device. : en fr
  • CH236987A - Process for making beer. : de en
  • US2372272A - Apparatus for controlling temperature of boosted charge of internal-combustion engines : en
  • ES11159U - Gasket for adjusting the discharge pipes to the toilet bowl (Machine-translation by Google Translate, not legally binding) : en es
  • USD140655S - Design for a cereal jar : en
  • US2372510A - Structural unit for aircraft and the like : en
  • US2372572A - Bowling alley : en
  • FR897643A - Device for generating combustible gases that are purified and, optionally, under pressure : en fr
  • US2372292A - Filing cabinet : en
  • US2372528A - Depolymerization of styrene polymers : en
  • FR897639A - Improvements to electric stoves : en fr
  • GB568313A - Improvements in and relating to windows : en
  • ES11271U - Table game based on balls that make different routes. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372499A - Combination stop and pusher : en
  • ES11238U - Armchair with or without arms that flush with its twin, superimposing it. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897638A - Direct heated cathode for cathode ray tubes : en fr
  • ES11259U - A fountain feather feeding device (Machine-translation by Google Translate, not legally binding) : en es
  • AU128702B2 - Improvements in electrode structures for gaseous discharge tubes : en
  • US2372209A - Printing medium : en
  • US2372350A - Variable length propeller : en
  • ES169064A1 - PROCEDURE FOR MANUFACTURING A CLEANING LIQUID : en es
  • ES169066A3 - IMPROVEMENTS IN THE CONSTRUCTION OF HIGH VOLTAGE ELECTRIC CONDUCTORS FOR EXPLOSION ENGINES : en es
  • US2372170A - Electron decelerator : en
  • GB568266A - Improvements relating to control mechanism for apparatus operated by fluid under pressure : en
  • GB568241A - Improvements relating to grease lubricating devices : en
  • ES169123A1 - IMPROVEMENTS IN THE MANUFACTURE OF MOUNTS FOR GLASSES : en es
  • GB568305A - Improvements in or relating to sparking-plugs : en
  • ES11279U - Sewing box. (Machine-translation by Google Translate, not legally binding) : en es
  • DK63305C - High pressure lubricant. : da en
  • US2372357A - Hydraulic transmission : en
  • ES169130A3 - PROCEDURE FOR THE MANUFACTURE OF REMOVABLE SEATS : en es
  • GB568374A - Improvements in or relating to insulated flexible electric conductors : en
  • FI20510A - The formulation for the formulation of high molecular weight amino acids is polyanhydride and i am substituted with substituents derived from the form of the basic basic character. : en fi
  • FR897665A - Elastic head mallet : en fr
  • GB568272A - Improvements in observation windows, aids to vision, and the like : en
  • AU801543A - Self-energizing brake unit : en
  • CA426313A - Harmonica : en fr
  • US2372261A - Metallic arc welding : en
  • CA426332A - Paper strip gluing apparatus : en fr
  • ES4436Y - A new boiler for radiator heating : en es
  • GB568238A - Improvements in or relating to circuit arrangements for gaseous electric discharge lamps : en
  • GB568342A - Improvements in or relating to the casting of pre-stressed concrete sleepers and like beams : en
  • CA426322A - Vitreous object decorating method : en fr
  • CH237025A - A method used to determine the azimuthal direction in which a phase comparison of two oscillations of the same frequency obtained by demodulation takes place on the receiving side. : de en
  • CA426319A - Sewer root destroying method : en fr
  • CA426355A - Circular electric lamp : en fr
  • US2372448A - Control system for regulating the co-ordinated filling and emptying of vessels : en
  • CA426327A - Power hoist : en fr
  • USD140680S - Design for a garment hanger : en
  • FR897683A - Improvements to regulator droop adjustment : en fr
  • GB568372A - Improvements in memorandum and like pads : en
  • CA426344A - Load weighing system : en fr
  • CH236976A - Horizontal vacuum cleaner with non-dust collecting filter bag. : de en
  • US2372597A - Dressing apparatus for formed grinding wheels and the like : en
  • FR897770A - Improvements to hot air blowing devices such as hair dryers : en fr
  • US2372419A - Selective null transmission circuit : en
  • US2372480A - Rotary pump : en
  • CA426336A - Valve assembly : en fr
  • CH236954A - Rail butt bridge. : de en
  • CH237034A - Calculating device for determining a decisive variable in machining. : de en
  • US2372327A - Eiring-control mechanism : en
  • US2372342A - Belt drive for machine tools : en
  • US2372483A - Freezing tray : en
  • USD140698S - Design for an overall : en
  • US2372199A - Conveyer : en
  • US2372602A - Process for preparation of pentaerythritol : en
  • US2372410A - Process for the production of 2-oxazolines : en
  • US2372297A - Plating fixture : en
  • USD140701S - Design for a microphone stand : en
  • USD140661S - Design for a scaef : en
  • AU1965945A - Improvements in and relating to automotive vehicles : en
  • DK63309C - Procedure for the manufacture of a dry matter for sowing. : da en
  • DK63318C - Method and Apparatus for Sharpening Razor Blades. : da en
  • ES11249U - Special ampoule for direct application, sterile, aseptic and continuous jet in surgery. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372245A - Label dispenser : en
  • CA426447A - Anti-aircraft gun fire director : en fr
  • CA426382A - Record controlled perforating apparatus : en fr
  • US2372362A - Cooker : en
  • US2372264A - Bomb : en
  • GB568298A - Process for effecting endothermic reactions of hydrocarbons in the presence of catalysts : en
  • US2372537A - Combined thermoelectric safety shutoff device and cock : en
  • CA426348A - Fluid control valve : en fr
  • CH237059A - Ball valve. : de en
  • US2372351A - Bottle holder : en
  • US2372381A - Receptacle and closure : en
  • US2372502A - Inner tube radiation with internal metallic conduction : en
  • ES11215U - Darning egg. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372232A - Spooling device for cable tool drills : en
  • FR897566A - Rotor machine : en fr
  • GR10332B - ΕΜΒΡΥΟΥΛΚΟΥΣ. : el en
  • US2372288A - Navigation plotting instrument : en
  • CH237103A - Method for directed wireless message transmission by means of a radio communication system, which is designed to reduce general and selective fading phenomena. : de en
  • CH237121A - Method for increasing the economic efficiency of single-phase alternating current traction vehicles with energy recovery. : de en
  • US2372406A - Package and method of making same : en
  • US2372411A - Compounded lubricating oil : en
  • US2372273A - Fluid pressure motor : en
  • US2372361A - Braced bed bottom or the like : en
  • US2372590A - High speed induction motor rotor : en
  • ES169058A1 - MANUFACTURING PROCEDURE OF FOOTWEAR FLOORING, ESPECIALLY COVERED FROM USED BICYCLE COVERINGS : en es
  • CH237019A - Orientation board, especially for public buildings. : de en
  • US2372604A - Dual duplicator : en
  • FR897652A - Alternative air pump with distribution by rotating spools : en fr
  • US2372390A - Launching device for ships : en
  • CA426314A - Ferrous metal coating and electroplating method : en fr
  • FR897611A - Contactor for electrical devices : en fr
  • GB568283A - Cinematographic and still picture projectors : en
  • CA426394A - Sheet delivery apparatus : en fr
  • ES169022A1 - DEVICE FOR THE MIXED PROPULSION OF AUTOVEHICULOS : en es
  • USD140694S - Design fob a suit ensemble : en
  • CH236972A - Equipment on zigzag sewing machines, especially for the clothing industry, for sewing hooks and eyes on ribbons. : de en
  • FR897772A - Process for splitting oily hydrocarbons or for hydrogenating under pressure coals, tars or mineral oils : en fr
  • GB568327A - Improvements in and relating to machines for testing and comparing the hardness of materials : en
  • ES11177U - Fantasy purse or purse (Machine-translation by Google Translate, not legally binding) : en es
  • US2372353A - Telephone system : en
  • US2372485A - Self-staking bushing and the like : en
  • US2372524A - Process for removing methyl phenylacetylene from ring substituted methyl styrene : en
  • USD140648S - Design for a charm or similar article : en
  • US2372562A - Acetophenone : en
  • US2372400A - Method of winding material : en
  • GR10327B - METHOD FOR SEPARATION OF SULFUR FROM SULFURING FLOORS. : el en
  • GB568233A - Improvements in stocking tops and other self-sustaining borders for knitted garmentsand methods of making the same : en
  • FR897707A - Shoe brake : en fr
  • ES169092A1 - PROCEDURE FOR OBTAINING A NEW PROPER MATERIAL FOR DECORATIVE RELIEFS : en es
  • GB568300A - High vacuum hot cathode tubes for large powers : en
  • FI20507A - A method of making alcohol using sulfite waste solution or wood sugar wort : en fi
  • FR897704A - Improvements to high frequency lines : en fr
  • GB568345A - Improvements in and relating to dish and like washing machines : en
  • ES11228U - Electric heating elements applicable to molds for cookies, wafers, wafers and the like. : en es
  • IE16723L - Transfer printing on plastics : en
  • FI20517A - Anordning för skydd mot nediswing av airflow : en fi
  • FR897649A - Metal parts, called <prisoners>, intended to be embedded in objects : en fr
  • ES11251U - Chain applicable to wooden blinds. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897685A - Fluorescent products and method of manufacturing such products : en fr
  • GB568246A - Improvements in adjustable stop means for accounting and like machines : en
  • US2372582A - Means of transmitting information : en
  • CH237068A - Light metal pistons on internal combustion engines, with one-sided resilient sliding shoe. : de en
  • FR897554A - Signal arm for direction indicators : en fr
  • USD140682S - Design for a toy : en
  • ES169077A1 - PROCEDURE FOR THE MANUFACTURE OF FORNITURAS TO LINK BUTTONS : en es
  • ES169080A1 - SYSTEM OF CONSTRUCTION OF CEILINGS OF ARMED CEMENT : en es
  • FR897614A - Obtaining improved anthracene oils : en fr
  • CH237733A - Tillage machine. : de en
  • GB568326A - Improvement in colour television system : en
  • CA426397A - Washing machine : en fr
  • CH237076A - Circuit breaker. : en fr
  • US2372239A - Manufacture of evaporated milk : en
  • US2372408A - Pressure snubber : en
  • CA426386A - Sound record making method : en fr
  • CH236949A - Tractor plow. : de en
  • US2372238A - Wind resisting lighter : en
  • CH236959A - Process for the production of clear, bubble-free silica glass. : de en
  • FR897718A - Multi-way, self-sealing and balanced valve for pressurized fluids : en fr
  • DK63306C - Hood of concrete, reinforced concrete or similar material for the chimneys. : da en
  • ES169018A1 - GASIFICATION APPARATUS OF LIQUID FUELS TO OBTAIN AEROGEN GAS : en es
  • US2372260A - Grate bar : en
  • US2372430A - Camera : en
  • US2372303A - Stop hinge : en
  • US2372443A - Correction of electromagnetic lenses : en
  • US2372589A - Circuit interrupter : en
  • USD140653S - Carrier for hearing-aid or battery : en
  • US2372629A - Valve : en
  • CA426378A - Circuit breaker mechanism : en fr
  • US2372225A - Fruit and vegetable waxer : en
  • AU1100243A - Improvements relating to separable snap fastener installation : en
  • US2372338A - Hydrogen fluoride alkylation process : en
  • CH237011A - Objective turret cinematographic camera. : en fr
  • US2372630A - Manufacture of improved molded polyamide articles : en
  • CA426346A - Scabbard and sheath : en fr
  • US2372233A - Purification of fluid media : en
  • US2372553A - File band : en
  • CH237081A - Device for cooling the anode of a discharge tube. : de en
  • CH237096A - Arrangement for level control in carrier current systems. : de en
  • US2372403A - Tractor cultivator : en
  • CH237048A - Method for fastening natural or synthetic soft or hard rubber. : de en
  • CH237129A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • CA426311A - Sap spout : en fr
  • US2372185A - Drift compensator for aircraft : en
  • US2372492A - Piston and cylinder construction : en
  • US2372402A - Interstitially coated compound and method of making the same : en
  • US2372308A - Fire engine pump assembly : en
  • CA426403A - Bead forming and printing device : en fr
  • ES168132A1 - MECHANICAL DEVICE FOR A TOY BASED ON TORERO Y TORO : en es
  • CA426385A - Surface roughness measuring apparatus : en fr
  • CH237061A - Friction drive. : de en
  • FR897749A - Hydraulic valve arrangement : en fr
  • US2372188A - Hydraulic remote control system : en
  • US2372393A - Control system : en
  • FR897722A - Sealants and compositions to be applied with a knife : en fr
  • CA426368A - Metal strand coating method : en fr
  • ES169072A3 - PROCEDURE FOR THE MECHANICAL OBTAINING OF WORKS DENOMINATED PORTUGUESE FILIGREE : en es
  • CA426396A - Wrapping machine web feed : en fr
  • CA426436A - Thermionic relay circuit : en fr
  • AU119706B2 - Improvements relating to code transmitting devices for signalling systems : en
  • FR897624A - Process for manufacturing rennet and products thus obtained : en fr
  • FR897773A - Device for improving the power factor and for stabilizing direct current arcs for the execution of chemical reactions : en fr
  • USD140669S - Combined key holder and identification device : en
  • ES169108A1 - IMPROVEMENTS IN THE MANUFACTURE OF BELTS PULLEY DRIVE BELT, PREFERABLY FOR LSO AND TORCER HUSTS030345 : en es
  • CH237051A - Dry shaver. : de en
  • US2372200A - Precast concrete structure : en
  • USD140664S - Combined drilling and tapping machine : en
  • US2372314A - Electrostatic vapor condenser : en
  • CA426439A - Sound recording and reproducing apparatus : en fr
  • AU129825B2 - Method and apparatus for electric heating and welding : en
  • FR897781A - Sheet steel milling process : en fr
  • ES167674A1 - IMPROVEMENTS IN MULTIPLE PLOWS OF DOUBLE ROTATING BODY WITH TRACTOR WHEELS : en es
  • FR897667A - Compressed gas valve : en fr
  • GB568255A - Improvements in slitting machines for webs of paper or other flexible material : en
  • ES11217U - Foldable and roll-up portable bed (Machine-translation by Google Translate, not legally binding) : en es
  • FI20509A - Brandsäker vätskeisolator för elektrofiltrar : en fi
  • US2372183A - Purification of pyrethrum extract : en
  • US2372190A - Safety shutoff valve and system : en
  • CA426309A - Directional signal for automobiles : en fr
  • ES169014A1 - STRAW LIFTING MACHINE COUPLED TO ADVENTORS : en es
  • GB568290A - Treatment and fractionation of hydrate-forming gases : en
  • GB568310A - Improvements in or relating to side seam soldering machines : en
  • AU1605844A - Improvements in or relating to resilient mounts : en
  • US2372620A - Blind landing system using electromagnetic waves : en
  • ES167773A1 - PROCEDURE FOR OBTAINING TUNGSTIC ANHYDRICAL : en es
  • GB568245A - Improvements in and relating to oil supply installations and apparatus : en
  • US2372395A - Vehicle turn indicator : en
  • US2372557A - Quick-release harness construction : en
  • ES169035A1 - CONNECTING DEVICE TO AVOID THE DESTRUCTION OF THE EMITTERING VALVES WITH ELECTRIC SHOCK : en es
  • AU119710B2 - Improvements in telephoto methods and apparatus : en
  • US2372458A - Coat hanger : en
  • CH237119A - Single axle drive. : de en
  • CH237110A - Collapsible harass with a removable bottom. : de en
  • GB568371A - Improvements in multitubular steam and hot water boilers : en
  • CA426337A - Vacuum cleaner appliance : en fr
  • US2372569A - Corn harvester : en
  • FR897769A - New frame for cycles : en fr
  • US2372457A - Method for packaging beverages : en
  • ES168322A1 - ABSORPTION REFRIGERATOR APPARATUS : en es
  • ES169085A1 - PROCEDURE FOR THE DESTRUCTION OF THE TURBUM AND THE OBTAINING OF FERTILIZERS FOR AGRICULTURE : en es
  • FR897604A - Knitwear, hosiery and woven goods mending trade : en fr
  • GB568329A - Improvements in or relating to rotary mixing and agitating and analogous machines : en
  • CA426388A - Aviation trainer : en fr
  • US2372217A - Recap mold : en
  • US2372594A - Mounting for oscillatory members : en
  • CH236980A - Sole for sticking to shoe bottoms and process for their manufacture. : de en
  • USD140700S - Design fob a sealed beam lamp bulb : en
  • USRE22624E - Floor furnace : en
  • FR897559A - Process for making leather substitutes based on polyamides : en fr
  • FR897748A - Device for obtaining stabilization of the film feed speed in sound film cameras and reproducers : en fr
  • FR897668A - Device facilitating the starting of reciprocating compressors : en fr
  • FR897677A - Insulating oven door protector : en fr
  • US2372467A - Turbosupercharger : en
  • CA426374A - Porous metal body manufacture : en fr
  • CH237074A - Electrical facility. : de en
  • US2372373A - Method and apparatus for freezing foods : en
  • GB568291A - Improvements in or relating to heat exchange devices : en
  • ES11266U - Toothbrush. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568311A - Improvements in compressed air turbines particularly for driving small agitators : en
  • FR897762A - Photographic magnifier : en fr
  • FR897699A - Relaxation circuit for measurement and telemetry : en fr
  • FR897735A - Device serving as a mechanical seal for high pressure centrifugal pumps : en fr
  • FR897798A - Process for preparing quinones : en fr
  • GB568292A - Treatment of hydrate-forming gases : en
  • US2372431A - Hinge : en
  • US2372291A - Aircraft : en
  • US2372619A - Variable spacing mechanism for typewriters : en
  • ES8817Y - Bullfight toy. : en es
  • ES164753A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES169075A1 - PROCEDURE FOR MANUFACTURING BOVEDILLAS FOR FLOORS AND CIELORRASOS : en es
  • FR897702A - Differential mechanism, in particular for motor vehicles : en fr
  • ES11244U - Urinary evacuation device for drainage after iliac ureterostomy. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897662A - Belt clip and method of manufacture : en fr
  • US2372198A - Production of valuable hydrocarbons : en
  • US2372456A - Check valve : en
  • FR897596A - Clutch device : en fr
  • US2372216A - Recap mold : en
  • USD140693S - Casing or similar article for plumbing fixtures : en
  • US2372281A - Dispenser and control for the same : en
  • CA426320A - Bed spring corner : en fr
  • ES169084A3 - LOOSE LEAF BOOK RING MECHANISM : en es
  • FI20518A - Skida med löpbana försedd med metallkanter : en fi
  • FI20511A - Genomlöpningsugn med svängbjälkotransport : en fi
  • US2372236A - Refractory composition : en
  • US2372455A - Cathode-ray tube : en
  • ES168214A3 - PUMP FOR LIQUIDS : en es
  • ES168382A1 - OWN RECREATION DEVICE FOR PARKS OF ATTRACTIONS, PROVIDED OF AN ELECTROMECHANICAL SYSTEM OF ASCENSION AND PROPULSION OF RAILED VAGONETS IN A DOUBLE VIA HELICOIDAL OF REVERSE SENSE : en es
  • US2372440A - Process for the manufacture of compounds of the cyclopentano-polyhydrophenanthrene series : en
  • ES11250U - Improved boat-sloop. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169109A1 - APPARATUS FOR THE CONTINUOUS DISTILLATION OF TREMENTINA, MIERA FILTRADA AND DECANTAGE, OBJECT OF OBTAINING THE IMMEDIATE RESINANT PRODUCTS: COLOPHONY AND AGUARRAS030345 : en es
  • FR897731A - Assembly device : en fr
  • ES11135U - Corkscrew packaging device with crown cap. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11232U - Variable reducing resistance for protection of radio reception devices. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568340A - Improvements in or relating to the starting of internal-combustion engines : en
  • FR897565A - Gear change mechanism, operated entirely with the feet, for cycles and similar vehicles : en fr
  • GB568338A - A retaining means for badges, brooches, ornaments and the like : en
  • IE17701L - Multiplex impulse communication : en
  • US2372226A - Transmission device : en
  • FR897577A - Insulation figure for controlling the aging of the solid dielectric of oil-fired electrical devices : en fr
  • FR897698A - Differential centrifugal thruster : en fr
  • DK63308C - Cheesecakes. : da en
  • FR897636A - Improvements to pyrotechnic delay devices : en fr
  • GB568254A - Improvements in and relating to thrust bearings : en
  • CA426312A - Crimp fastener : en fr
  • ES169017A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • CA426343A - Heat exchanger manufacture : en fr
  • US2372517A - Method and apparatus for producing imitation pigskin articles : en
  • FR897654A - Fast freezing cabinet : en fr
  • GB568268A - Improvements in or relating to inflatable gaskets : en
  • FR897673A - Improvements to products used as ink erasers : en fr
  • FR897674A - Automatic circulation fermentation tank, especially for the production of fuel gas : en fr
  • GB568253A - A method of producing photographic pictures on plates or panels formed of compressed wood fibres : en
  • US2372516A - Machine for forming material : en
  • ES169070A1 - PERFECTED GASOGENO APPARATUS : en es
  • ES11257U - Improved electric bell. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11273U - Improved flags for decoration and decoration of interiors. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568333A - Device for testing the hardness or firmness of the ground, or for like purposes : en
  • FR897701A - Process for the preparation of oxyalkyl amides of d (+) alpha, gamma-dioxy-beta, beta-dimethyl-butyric acid : en fr
  • FR897621A - Continuously Variable Speed Transformer : en fr
  • ES167786A1 - PROCEDURE FOR THE CONSERVATION OF FRUIT AND SIMILAR DEZUMES : en es
  • US2372608A - Target game : en
  • FR897695A - Apparatus for warning of disappearance of gases in a pipe, and automatic closing of the gas outlet valve : en fr
  • ES11246U - Bottle as a special container for carbon sulphide or its compositions (Machine-translation by Google Translate, not legally binding) : en es
  • ES169112A1 - ALARM ELECTRICAL SYSTEM TO AVOID THE OPENING OR FORCEING OF DOORS : en es
  • US2372450A - Electron optical instrument : en
  • ES169074A3 - IMPROVEMENTS IN THE PROCESS OF MANUFACTURING KNITTED GLOVES, LINED : en es
  • ES11169U - New valve for bottle nipples (Machine-translation by Google Translate, not legally binding) : en es
  • FR897584A - Laminated wall containers : en fr
  • DK63299C - Procedure for Making Adermin. : da en
  • ES11237U - Electric coffee maker without resistance (Machine-translation by Google Translate, not legally binding) : en es
  • CA426333A - Paper tube winding machine : en fr
  • CA426393A - Dialkyl ester : en fr
  • CA426442A - Electric flash welding machine : en fr
  • USD140699S - Design fob a smoker s pipe : en
  • FR897739A - Longitudinally sealed electrical cable or conduit : en fr
  • FR897760A - Process for preparing an auxiliary product for the textile industry and product obtained : en fr
  • ES11130U - Safety device to prevent the theft of bicycle pumps (Machine-translation by Google Translate, not legally binding) : en es
  • FR897605A - Heating or cooling plates : en fr
  • CH237065A - Two-stroke internal combustion engine, compression ignition. : en fr
  • US2372544A - Watering device : en
  • CH237141A - Earth fault protection device for alternating current generators. : de en
  • US2372329A - Satellite teletypewriter switching system : en
  • USD140667S - Facial mask for use in electro-therapy : en
  • US2372391A - Container closure : en
  • USD140703S - Design for a combined shoe sole and heel : en
  • CH236984A - Fixed churn. : de en
  • US2372501A - Attachment for sport or similar shoes : en
  • US2372625A - Gear : en
  • CH237066A - Injection internal combustion engine. : de en
  • US2372490A - Ignition apparatus : en
  • FR897757A - Improvements to dehydration processes by <boiling> potash alum : en fr
  • CH236991A - Process for the preparation of an oxidation product of furan. : de en
  • GB568321A - Improvements relating to the alkylation of paraffins with olefines : en
  • USD140685S - Design for a microphone stand : en
  • US2372227A - Closure : en
  • ES169083A1 - CELLULOSE MOLLING MACHINE, KNOWN BY DUTCH PILES CONTINUES UNI OR MULTISCALONADA, FOR THE PREPARATION OF CELLULOSE PASTA FOR THE MANUFACTURE OF PAPER, CARTON AND SIMILAR PRODUCTS : en es
  • US2372583A - Collapsible top for motor vehicles : en
  • ES169107A1 - PROCEDURE TO PRODUCE BASIC ALUMINUM CHLORIDE : en es
  • US2372613A - Fire director for antiaircraft guns : en
  • US2372256A - Process for breaking petroleum emulsions : en
  • US2372433A - Moldable plastics composition and method of preparing same : en
  • FR897618A - Drag reduction system on mobiles moving in a fluid : en fr
  • FR897692A - Improvements to metal surface stripping or degreasing processes : en fr
  • GB568354A - Improvements in vacuum pans, evaporators, digesters and the like apparatus : en
  • AU961443A - Improved methods and apparatus for electric glass working : en
  • CH237047A - Process for the production of hollow bodies from plywood. : de en
  • ES11225U - An improved blade razor blade (Machine-translation by Google Translate, not legally binding) : en es
  • US2372532A - Carburetor : en
  • US2372434A - Tension-measuring instrument : en
  • GB568334A - Locking plates for screws : en
  • FR897753A - Adhesive : en fr
  • US2372184A - Homing autopilot for aircraft : en
  • ES169043A3 - MOVING MECHANISM SYSTEM FOR ELECTRIC PROJECTOR : en es
  • FR897585A - Manufacturing process for bituminous masses : en fr
  • ES167571A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF WAXED TAPES FOR SOUND PRINTING THROUGH MECHANICAL INSCRIPTION OF SOUND : en es
  • GB568322A - Improvements in and relating to hydraulic moulding presses : en
  • FI20512A - Förfaringssätt för framställning av adstringerande verkande garvämne äggviteföreningar : en fi