• AU238946A - Means forand method of dispensing carbonated liquids : en
  • CA433876A - Picture embossing machine and process : en fr
  • AU1291644A - Improvements in or relating tothe production of polymerised nitro-ethylene : en
  • AU121239B2 - Improved method of and apparatus for preparing plaster bandages : en
  • FR908215A - Precision dressing marble : en fr
  • GB576404A - Improved means for adjustably securing the hinged panels of vehicle windshields, andother angularly-movable panels : en
  • US2397579A - Sound reproducing system : en
  • AU132432B2 - Improvements in acetylene generators : en
  • FR908221A - Improvements to electrical switches : en fr
  • US2397810A - Metal heating or melting furnace : en
  • USD144312S - Jewelry pin or similar article : en
  • US2397649A - Machine for making hinges : en
  • ES12167Y - Perfect shaker. : en es
  • FR908279A - Gear reducer, servo-variable : en fr
  • US2397837A - Apparatus for testing telephone lines : en
  • AU132349B2 - High frequency amplifier : en
  • US2397524A - Propeller with variable pitch : en
  • US2397804A - Vibration and shock mounting for fragile instruments : en
  • US2397464A - Seal structure : en
  • FR908118A - Central heating boilers : en fr
  • FR908334A - Flexible sole with removable overlapping surfaces : en fr
  • AU130789B2 - Improved annealing method : en
  • CA433880A - Folding box : en fr
  • US2397705A - Amination of olefins : en
  • CA433961A - Shoe manufacture : en fr
  • FR908346A - Objective turret for cinematographic cameras : en fr
  • AU1272544A - Improved coupling device for semitrailers : en
  • US2397759A - Filter : en
  • AU197446A - Halogenated polymers of unsaturated hydrocarbon compounds and methods of preparing thesame : en
  • AU1321244A - Photo-electrically controlled apparatus for effecting the delivery toor the introduction into glass bottles and like containers of glass treating substances : en
  • AU121206B2 - Improvements in noise reduction circuits of sound recording systems : en
  • US2397540A - Ratio circuit : en
  • USD144301S - Design foe a reel for tape cores : en
  • FR908204A - Saving plate with its usual films : en fr
  • US2397505A - Catalytic cracking and catalyst reactivation : en
  • USD144280S - Similar article : en
  • ES172738A1 - A CARBURETOR SYSTEM FOR SMALL POWER EXPLOSION ENGINES : en es
  • FR908321A - Manufacturing, assembly and assembly processes, standardized elements used in particular for construction : en fr
  • US2397511A - Gas engine : en
  • US2397674A - Spinning toy : en
  • ES172689A1 - A CLOSED ELECTRIC OVEN : en es
  • ES172665A1 - A PROCEDURE FOR OBTAINING NEW COMPOUNDS BASED ON SUPERPOLIAMIDES : en es
  • FR908225A - Improvement in metal devices for suspending electrical resistances in furnaces : en fr
  • US2397803A - Window drain and ventilator : en
  • ES12644U - Cat lift. (Machine-translation by Google Translate, not legally binding) : en es
  • AU135623B2 - Process for preparing zirconium compounds : en
  • US2397563A - Drilling machine : en
  • US2397700A - Flexible coupling : en
  • FR908183A - Improvements to devices for hydraulic control of vehicle brakes and others : en fr
  • ES172801A1 - PROCEDURE TO PRODUCE MULTICOLORED LUMINOUS EFFECTS IN CINEMATOGRAPHIC PROJECTIONS AND DEVICES : en es
  • GB576461A - Improvements in or relating to air intake silencers : en
  • ES12130Y - Swivel-adaptable backrest for application in all kinds of seating furniture. : en es
  • USD144334S - Design fok a coat : en
  • US2397849A - Rotary grinder : en
  • GB576456A - Improvements in engraving machines : en
  • ES172742A1 - A SYSTEM FOR CONNECTING SMALL EXPLOSION ENGINES TO LIGHT VEHICLES AND INDUSTRIAL FACILITIES : en es
  • CA433892A - Electrical signalling system : en fr
  • US2397487A - Loading attachment for tractors : en
  • US2397720A - Apparatus for stacking lumber : en
  • ES172786A1 - PROCEDURE FOR THE DECORATION OF ARTICLES OF PORCELAIN, TILES, COOKED LANDS AND ALL KINDS OF CERAMICS : en es
  • FR908101A - Adaptable wheel : en fr
  • FR908253A - Pair of differentiated propellers and its applications : en fr
  • GB576366A - Improved arrangement of a thermocouple for use in connection with high frequency electric heating apparatus : en
  • US2397484A - Poultry feeder : en
  • CA433925A - Sulphuric acid manufacture : en fr
  • US2397749A - Clamp : en
  • US2397895A - Organo-siloxanes and methods of preparing them : en
  • ES12658U - Bottle or container for preserving and using all kinds of powdered products, especially food, dentifrices, medicinal, pharmaceutical, hygienic and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172658A3 - IMPROVEMENTS MADE IN ELECTRIC HEATING SYSTEMS : en es
  • FR908113A - Folding bed warmer and dryer : en fr
  • US2397618A - Packing material : en
  • US2397634A - Automatic transmission : en
  • US2397737A - Process of desulphurizing : en
  • US2397807A - Combination storm window : en
  • FR908319A - Method and device for fixing a cutting tool of a machine tool, with a cylindrical shank, in an intermediate support cone : en fr
  • ES12687U - Luminous medical examination device. (Machine-translation by Google Translate, not legally binding) : en es
  • AU259146A - Method for increasing the power and efficiency of electrostatic machines ofa given size : en
  • CA433926A - Sulphur dioxide production : en fr
  • FR908251A - Accumulator controller : en fr
  • FR908250A - Burst device imitating the sound of a submachine gun : en fr
  • FR908218A - Method of mounting the elements of a gasifier equipment, more particularly for motor vehicles : en fr
  • FR908298A - New way of positioning typewriter characters when welding them to character bars : en fr
  • ES172712A1 - A PROCEDURE FOR THE MANUFACTURE OF STOCKINGS AND SOCKS : en es
  • ES172668A1 - A NEW DEVICE FOR ADAPTATION TO THE WHEELS OF VEHICLES IN REPLACEMENT OF ROOF AND TIRES : en es
  • FR908193A - Road crane : en fr
  • US2397776A - Centrifugal hammer : en
  • FR908316A - Method and apparatus for bringing liquids to a micro-mist state : en fr
  • FR908323A - Improvements to paper peelers : en fr
  • GB576418A - Improvements in or relating to resin bonded composite ply products : en
  • US2397655A - Curb outlet : en
  • US2397851A - Concrete mixer : en
  • US2397743A - Ornamental fabric and method of production : en
  • FR908339A - Vehicle : en fr
  • US2397530A - Manipulator : en
  • GB576389A - A method for the manufacture of glass articles : en
  • US2397482A - Spraying machine : en
  • ES172540A1 - A PROCEDURE FOR OPERATING INTERNAL COMBUSTION ENGINES AND AN IMPROVED INTERNAL COMBUSTION ENGINE, OF THE ELECTRICALLY IGNIED TYPE : en es
  • CA433979A - Flour quality improving agent : en fr
  • USD144292S - Diamond mirror frame or the like : en
  • FR908270A - Backpack device or tourist bag : en fr
  • GB576431A - Improvements in or relating to safety guards for belt-driven shafts : en
  • GB576465A - Improvements in and relating to the cooling of the valves of internal combustion engines : en
  • ES172803A1 - AN ELECTRIC DISCHARGE LAMP, WITH A GAS OR VAPOR CHARGE : en es
  • FR908120A - Toy featuring transformable railway vehicles : en fr
  • US2397790A - Invalid chair : en
  • US2397486A - Seal : en
  • US2397702A - Agent for mineral oils and mineral oil composition containing the same : en
  • GB576469A - Improvements in electrical square-wave generators : en
  • AU121214B2 - Improvements in or relating tothe production of polymerised nitro-ethylene : en
  • AU130112B2 - Improvements in or relating to tape dispensers : en
  • US2397784A - Apparatus for determining ballistic factors : en
  • USD144299S - Design for a lady s suit : en
  • ES172751A1 - A REGULATOR WITHOUT PHASES FOR THE GRADUATION AT WILL OF THE NUMBER OF REVOLUTIONS OF AN ELECTROMOTOR : en es
  • ES172781A1 - IMPROVEMENTS IN THE SYSTEMS OF ADJUSTMENT BY AROS OF THE EMBROIDERY WITH THE CYLINDERS : en es
  • GB576477A - Improvements in or relating to agricultural tractors and self-propelled cultivators : en
  • AU121240B2 - Improvements in methods of producing or refining aluminium : en
  • CA433923A - Abrasion resistance alloy : en fr
  • US2397859A - Liquid fuel and method of producing same : en
  • US2397887A - Automatic alternate routing of interoffice calls : en
  • AU1194643A - Molded plastic electrical fuse construction : en
  • CA433908A - Alternating current motor control system : en fr
  • US2397838A - Method of and apparatus for producing elastic fabrics : en
  • FR908312A - Ultra-shortwave bandpass filter : en fr
  • US2397610A - Part supplying device : en
  • US2397621A - Fluid pressure motor : en
  • GB576417A - Tractor and tank traps : en
  • FR908142A - Pressure relief device for combustion or explosion engines : en fr
  • GB576395A - Improvements in and relating to portable power units : en
  • GB576437A - Improved union for pipes and similar purposes : en
  • FR908242A - Method of making a doorway or opening for a frame, quite suitable, in a masonry : en fr
  • US2397543A - Differential coupling arrangement : en
  • ES12672U - Type of own trinket for the formation of necklaces, bracelets and similar objects. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397753A - Journal box and dust guard : en
  • US2397601A - Purifying dicyclopentadiene : en
  • GB576408A - Improvements in or relating to lubricators or to covers therefor : en
  • CA433962A - Sewing machine thread case retaining device : en fr
  • US2397871A - Cycle controlling device : en
  • CA433905A - Variable speed motor : en fr
  • US2397726A - Baking oven : en
  • FR908131A - Locking device for maneuvering control devices actuated by pressurized fluid, in particular in gear change mechanisms of motor vehicles : en fr
  • US2397606A - Communication booth : en
  • ES11947U - A dictionary device with successively alphabetized voices in a plurality of languages and in respective correspondence in all of them (Machine-translation by Google Translate, not legally binding) : en es
  • FR908191A - Process for improving the creep resistance of austenitic alloys and alloys thus obtained : en fr
  • FR908198A - Improvements to devices for impregnating and corrugating sheet materials : en fr
  • US2397636A - Piston ring : en
  • ES11430Y - Container for dosed products. : en es
  • ES12227Y - Fire lighter appliance. : en es
  • CA433938A - Filtration : en fr
  • US2397516A - Safety locking device : en
  • US2397864A - Color yielding photographic elements : en
  • US2397739A - Forming tool for wire anchors : en
  • US2397761A - Automatic fire extinguisher : en
  • USD144307S - Design for a game board : en
  • ES12230Y - Protective cover for clinical thermometers. : en es
  • FR908203A - Cores with multiple magnetic circuits for electrical devices and installations with variable currents : en fr
  • FR908308A - Thread breaker : en fr
  • ES172720A3 - A PROCEDURE FOR OBTAINING A BACTERIOSTATIC AGENT : en es
  • ES12654U - Chain with adjustable coupling, for various suspension, clamping and transmission applications. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397630A - Dichloroformate preparation : en
  • FR908342A - Improvements to machines for returning used journals from crank shafts : en fr
  • US2397901A - Apparatus for measuring molten metal temperatures : en
  • US2397551A - Electrical condenser housing : en
  • US2397538A - Drive coupling : en
  • US2397874A - Refining fatty oils : en
  • ES12668U - A new metallic protector for shoe heels (Machine-translation by Google Translate, not legally binding) : en es
  • FR908132A - Magnetic device for braking measuring devices, relays and meters : en fr
  • GB576494A - Process for the manufacture of bicyclic sulphur compounds : en
  • US2397515A - Gear shaving machine : en
  • US2397583A - Electroformed article : en
  • US2397818A - Method and apparatus for concentrating colloidal dispersions : en
  • FR908267A - Methods and apparatus for recording parameter variations on photographic emulsions : en fr
  • US2397694A - Connection device : en
  • US2397780A - Fastening means : en
  • GB576450A - An improved milling machine for use in die-sinking : en
  • GB576415A - Improvements in electro-magnetic landing beams for aircraft : en
  • ES12217Y - Detachable toy. : en es
  • US2397507A - Remote-control gun charger : en
  • FR908241A - Method and device for collecting milk : en fr
  • US2397566A - Gas adsorption : en
  • AU196946A - Improvement indirection finders : en
  • FR908295A - Process for obtaining photographic images in natural colors, based on the principle of the trichrome method : en fr
  • FR908153A - Apparatus for unwinding rayon cakes : en fr
  • US2397733A - Apparatus for handling and coating containers : en
  • USD144293S - Watch band or similar article : en
  • FR908107A - Ear protection device against heat and cold : en fr
  • ES12652U - Pencil case for colored pencils (Machine-translation by Google Translate, not legally binding) : en es
  • GB576441A - An improved chimney or ventilation cowl : en
  • USD144333S - Design fok a coat : en
  • GB576466A - Improvements in and relating to valves : en
  • FR908214A - Improvements to furnaces and processes for annealing metal pipes : en fr
  • US2397554A - Handling device : en
  • US2397870A - Draft producing apparatus : en
  • US2397659A - Control mechanism for rocket apparatus : en
  • US2397698A - Removable conveyer pan for egg opening machines : en
  • US2397481A - Method of treating water jackets for engine cylinders : en
  • US2397844A - Signaling apparatus : en
  • GB576400A - Improvement in spectacles : en
  • ES12683U - Switch for electric current. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397552A - Toy : en
  • US2397571A - Ice cutter : en
  • US2397607A - Control mechanism : en
  • FR908104A - Improvements in aircraft assembly : en fr
  • US2397466A - Lamp shade or the like : en
  • ES11170Y - Support for stirring rods in engines for this purpose. : en es
  • FR908182A - Bed stool : en fr
  • ES12155Y - Cuisine type. : en es
  • US2397860A - Grinding machine : en
  • USD144320S - Schraysshuen jewelry pin or similar article : en
  • USD144339S - Design for a coat : en
  • ES172711A1 - A TRANSFORMER ELECTRIC CIRCUIT SYSTEM CONVERTER FOR SMALL LOADS : en es
  • GB576458A - Improvements in or relating to devices for securing separable members in a detachable manner : en
  • US2397624A - Lasting machine : en
  • CA433887A - Two-stage fan : en fr
  • AU867343A - Improvements inthe manufacture of vinyl chloride : en
  • CA433902A - Expulsion-type excess-voltage protective device : en fr
  • US2397692A - Surface active rosin derivatives : en
  • GB576362A - Improvements in or relating to the manufacture of coatings and shaped articles from synthetic linear polyamides : en
  • GB576493A - Improvements in or relating to the production of pest control compositions : en
  • FR908345A - Viewfinder for cinematographic cameras : en fr
  • FR908263A - Telescopic device, especially for catching fish when angling : en fr
  • FR908288A - Heating device that can be combined with a stove-stove : en fr
  • ES11390Y - Improved bell for bicycles. : en es
  • FR908317A - Mobile subject shooting : en fr
  • US2397517A - Crankshaft holding and pin aligning means : en
  • ES12648U - A hitch applicable to all kinds of beds and similar furniture (Machine-translation by Google Translate, not legally binding) : en es
  • ES12695U - Folding basket for purchase. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908163A - advanced drawing square : en fr
  • GB576387A - Improvements in building constructions : en
  • USD144321S - Schraysshuen jewelry pin or similar article : en
  • CA433930A - Textile material water repelling process : en fr
  • AU131679B2 - Television system : en
  • FR908261A - Improvements to heating systems, or refrigeration by radiant panels : en fr
  • US2397826A - Production of dialkyl ethers : en
  • AU313546A - Improvements relating to rotary bits for rockand like drilling : en
  • GB576460A - Improvements in and relating to high-frequency oscillators : en
  • ES12231Y - Terminal fixing plug in electrical appliances. : en es
  • FR908103A - Hull construction process : en fr
  • US2397549A - Portable bottle carrier : en
  • US2397667A - Acyl-guanylureas and their preparation : en
  • US2397682A - Jar lifting device : en
  • US2397811A - Computing apparatus : en
  • FR908275A - Variable crank for bicycle : en fr
  • FR908133A - Contact lens clearing sensitive parts of the eye : en fr
  • FR908309A - Underwater telescope : en fr
  • US2397695A - Mold or container packing : en
  • US2397893A - Cycle controlling device : en
  • US2397797A - Watch strap : en
  • AU121228B2 - Filled detachable radio shielded spark plug lead : en
  • FR908201A - Advanced metal formwork for molding real estate constructions : en fr
  • GB576402A - Improvements in the manufacture of piston and other rings : en
  • US2397648A - Splint : en
  • US2397663A - Warp-knitting machine : en
  • CA433943A - Thiazole compound : en fr
  • US2397866A - Photographic elements : en
  • ES172771A1 - A NEW DEVICE THAT ALLOWS THE EMISSION OF ARTICULATED SOUNDS TO THE ILLEGED OPERATORS OF LARINGE : en es
  • AU121202B2 - Molded plastic electrical fuse construction : en
  • AU121209B2 - Improvements in or relating to beneficiation of frother flotation : en
  • AU240846A - Improvements in and relating to alkaline earth halophosphate luminescent materials : en
  • US2397597A - Gasket : en
  • USD144340S - Design for, a coat : en
  • CA433914A - Centreless grinding or abrading machine : en fr
  • US2397853A - Gluing device : en
  • AU121221B2 - The manufacture of moulded articles : en
  • AU1108943A - Improvements in methods of producing or refining aluminium : en
  • ES172740A1 - IMPROVEMENTS IN THE TRANSMISSION SYSTEMS WITH CLUTCH AND SPEED CHANGES : en es
  • FR908305A - Chains coupled with moving rings in the form of a board game : en fr
  • FR908343A - System of opening, certain, rapid or delayed parachutes : en fr
  • GB576425A - Improved method of and means for measuring the density of a small area of a photographic negative or other semi-transparency : en
  • US2397656A - Derivatives of the cyclopentanoperhydrophenanthrene series and process of making same : en
  • US2397458A - Louver post : en
  • DK64379C - Safety matchbox. : da en
  • US2397547A - Salted fish : en
  • USD144331S - Counter rack for packaged commodities : en
  • GB576364A - Improvements in or relating to direct lift aircraft : en
  • CA433928A - Sealing structure : en fr
  • US2397815A - Internal-combustion turbine plant : en
  • AU121207B2 - Improvement indie stock andthe like and process of making same : en
  • US2397683A - Boat : en
  • CA433922A - Belting manufacture : en fr
  • CA433978A - Flour treating mixture : en fr
  • FR908235A - Device for automatic coke extinction : en fr
  • GB576405A - Improvements in apparatus for measuring electrical resistance : en
  • US2397722A - Face protective device : en
  • US2397876A - Governor control mechanism : en
  • USD144288S - Design for electric scissors or the like : en
  • USD144342S - Design fob a coat : en
  • AU121233B2 - Improved coupling device for semitrailers : en
  • AU1291344A - Improvements in or relating to flexible liquid containers : en
  • GB576459A - Improvements in the mounting of pictures, photographs, designs, letter-press, and the like : en
  • GB576454A - Improvements relating to variable speed power transmission mechanisms : en
  • FR908318A - Device for fixing workpieces on a machine tool bench : en fr
  • AU132261B2 - Frequency converter system : en
  • CA433890A - Rubber composition : en fr
  • GB576398A - Improvements relating to electric switchgear having arcing contacts : en
  • ES12201Y - Hidden bed in a piece of furniture. : en es
  • FR908293A - Construction of demountable reinforced cement barracks : en fr
  • ES172684A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CLOSURES FOR VESSELS : en es
  • FR908171A - Parquet skate and its production process : en fr
  • GB576406A - Improvements in or relating to branch fittings for pipes : en
  • US2397480A - Variable-speed transmission : en
  • US2397650A - Manufacture of glue : en
  • FR908248A - Steam or compressed air device : en fr
  • GB576368A - Improvements in self-propelled vehicles, particularly for use in mines : en
  • US2397742A - Automatic operation of diaphragms and shutters of portrait cameras : en
  • USD144324S - Unitfd statfs patfnt officf : en
  • US2397462A - Window brake : en
  • ES12198Y - School inkwell. : en es
  • GB576367A - Improvements in vee link driving belts : en
  • FR908301A - Improvements in photographic sound recording : en fr
  • FR908320A - Tire lifts : en fr
  • US2397746A - Wave-signal direction finder : en
  • USRE22738E - Pantos girdle : en
  • FR908233A - Improvements to amplifiers : en fr
  • US2397592A - Resinous compositions for wire coatings and the like : en
  • US2397841A - Phase modulation detector : en
  • ES12199Y - Electric heating plate. : en es
  • ES172703A1 - IMPROVEMENTS IN THE GUIDE AND BLOCKING MECHANISMS OF THE LANZADERA, IN ITS ENTRANCE TO THE DRAWER IN THE TELARES : en es
  • FR908114A - Tie rack : en fr
  • GB576378A - Improvements relating to rotary pumps : en
  • ES12229Y - Device susceptible to various applications, electric current switch, inverter or controller and whose repair is simplified by simple expansion, reduction or replacement in a system of its elements. : en es
  • FR908137A - Crankset for cycles and others : en fr
  • US2397688A - Electric outlet box : en
  • USD144283S - Design for a mirror frame or the like : en
  • FR908195A - Precise radio telemetry system : en fr
  • USD144279S - Design for scissors : en
  • DK64384C - Method and Apparatus for Making Coated Paper. : da en
  • FR908144A - Lubricating device for diesel engines : en fr
  • ES172671A1 - A REPRODUCTIVE MACHINE OF SCULPTURES AND RELIEFS BY MEANS OF POINTS : en es
  • DK64372C - Washing machine. : da en
  • ES12635U - Box of multiple contact sockets for electric currents (Machine-translation by Google Translate, not legally binding) : en es
  • US2397800A - Gun : en
  • GB576372A - Improvements in or relating to adding mechanism for record card controlled accounting machines : en
  • ES12694U - Pencil case for the lips. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908252A - Air turbine for airplanes : en fr
  • US2397635A - Electromagnetic relay : en
  • US2397642A - Clutch plate : en
  • US2397847A - Fluid seal : en
  • FR908282A - Apparatus for making cigarettes : en fr
  • FR908271A - Guard rail for hand loading of rails onto wagons : en fr
  • AU40046A - An oil separator foran electric aeronautic device such asan ice eliminating system : en
  • US2397732A - Mildewproofing : en
  • USD144323S - Jewelry fin or similar article : en
  • ES172780A1 - A PROCEDURE FOR THE MANUFACTURE OF SUGAR PILES BY COMPRESSION STARTING FROM GRANULATED SUGAR : en es
  • DK64371C - Means of improving Mel's baking ability. : da en
  • ES172345A1 - A NEW THREE HOOK RANGE SCARIFIER CULTIVATOR : en es
  • US2397528A - Seat table : en
  • US2397867A - Photographic elements containing protein color formers : en
  • US2397673A - Dual wheel drive mechanism : en
  • AU252046A - Improvements in or relating to antiknock agents : en
  • AU1249443A - Improvements in or relating to belt drives for machine tools : en
  • US2397490A - Apparatus for removing bark from slabs : en
  • US2397550A - Inclinometer : en
  • US2397537A - Suction cleaner : en
  • CA433918A - Metal stock cutting method and apparatus : en fr
  • US2397772A - Electrical filter : en
  • US2397697A - Bottom construction for cribs : en
  • ES172702A1 - IMPROVEMENTS, WITH YOUR CORRESPONDING DEVICE, IN THE PROCEDURES OF FILLING OF CARBON WATER OR OTHER SIPHONES : en es
  • FR908130A - Claw coupling applicable in particular to transmission mechanisms of motor vehicles : en fr
  • ES172767A1 - AN ELECTRICAL APPLIANCE FOR RUNNING AND ELEVATION OF CURRENT : en es
  • US2397897A - Method of drying moisture laden articles : en
  • DK64381C - Camshaft with helical extending Cam or Combs and Mold for its Casting. : da en
  • ES12688U - Sanitary siphon. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397890A - Safety razor : en
  • ES12178Y - Otorhinoscope. : en es
  • US2397638A - Conversion of hydrocarbons : en
  • FR908307A - Game : en fr
  • ES12680U - Board for diverse games (Machine-translation by Google Translate, not legally binding) : en es
  • AU76946A - Improvements in or relating to engine-propeller drive systems : en
  • US2397483A - Pump : en
  • US2397801A - Snap fastener : en
  • CA433874A - Automobile wheel affixing apparatus : en fr
  • ES12676U - Corkscrew extractor, specially designed to uncover wine bocoyes. (Machine-translation by Google Translate, not legally binding) : en es
  • CA433895A - Carrier wave transmitter : en fr
  • AU123324B2 - Improvements in radio aerials : en
  • CA433897A - Electrically neutral air cleaning : en fr
  • AU1361644A - Power driven implement for digging postholes andthe like : en
  • AU188246A - Improvements relating toa method of and device for anchoring single and plural layer cables : en
  • CA433891A - Signal device : en fr
  • US2397510A - Hand grenade : en
  • AU132058B2 - Improvement in antenna : en
  • CA433968A - Material handling apparatus : en fr
  • CA433970A - Retractile cord making apparatus : en fr
  • AU131903B2 - Means forand method of dispensing carbonated liquids : en
  • CA433955A - Station identifier : en fr
  • US2397520A - Carburetor : en
  • US2397861A - Stop means for rotating shafts : en
  • CA433957A - Valuable hydrocarbon production : en fr
  • ES12228Y - Device to adapt the radio headphones to the hair dryer helmet. : en es
  • ES12568U - Improved radiography devices. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397687A - Ordnance mount : en
  • FR908256A - Lubricating pump whose elements, mounted in series, have a supply piston and a delivery piston : en fr
  • US2397632A - Airplane : en
  • AU121211B2 - Improvements in and connected with extrusion presses for lead and lead alloys : en
  • AU1312144A - Improved method of and apparatus for preparing plaster bandages : en
  • AU132139B2 - Impulse storing and repeating device : en
  • US2397783A - Computing instrument : en
  • AU1164243A - Improvements in or relating to spark control : en
  • CA433912A - Oxidation catalyst : en fr
  • ES12657U - Regulator device of the faucet outlet. (Machine-translation by Google Translate, not legally binding) : en es
  • CA433969A - Conoscope : en fr
  • FR908240A - Switching type AC rectifier with variable brush timing : en fr
  • GB576363A - Improvements in or relating to the production of derivatives of synthetic linear polyamides : en
  • US2397556A - Silencer unit : en
  • ES172677A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PARAFINADORES SUPPORTS : en es
  • FR908300A - Housing in agglomerated material : en fr
  • US2397472A - Oil well device : en
  • AU130490B2 - Two-way radio communication system : en
  • ES172730A1 - IMPROVEMENTS INTRODUCED TO THE NEEDLE PLATE DEVICES OF A SEWING MACHINE : en es
  • US2397825A - Production of methylol urea ethers : en
  • ES12649U - Close for a flexible link. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397707A - Floor cleaning apparatus : en
  • USRE22740E - Sack jigger : en
  • FR908206A - Astronomical dial controlled by a clockwork movement : en fr
  • US2397555A - Razor : en
  • US2397590A - Apparatus for distributing seed or powdered and like materials on the ground : en
  • US2397567A - Cementitious material : en
  • US2397616A - Photogravure printing plate : en
  • US2397525A - Cleaner construction : en
  • US2397827A - Method and apparatus for pressing, deaerating, and drying : en
  • FR908209A - Electric motors, transformers and their manufacturing process : en fr
  • CA433960A - Lasting machine : en fr
  • US2397728A - Mold for the production of prestressed reinforced concrete sleepers : en
  • DK64378C - Test Foundation for Measuring Propeller Braking Torque in Airplane Engines. : da en
  • GB576476A - Preparation of therapeutic sera : en
  • DK64382C - Viscosity regulator. : da en
  • FR908164A - Press for the extrusion or extrusion of metal or other tubes, in particular for the jacketing of cables : en fr
  • FR908224A - Heating device intended, in particular, for hairdressing salons : en fr
  • GB576419A - Improvement in hydraulic control valves : en
  • FR908217A - Combination padlocks : en fr
  • US2397575A - Method for recovering copper value from dilute solutions of copper salts : en
  • CA433906A - Synchronous converter ventilation : en fr
  • FR908330A - Apparatus for separating the carbon remaining in the cinders from the gasifiers : en fr
  • GB576432A - Improvements in the manufacture of ethylbenzene : en
  • US2397744A - Metallic coating composition and structure produced therefrom : en
  • ES12651U - Table or lounge game. (Machine-translation by Google Translate, not legally binding) : en es
  • IS148B6 - Method and equipment for drying herring and fish : en is
  • ES172741A1 - AN INTERNAL COMBUSTION ENGINE WORKING IN A TWO-STROKE CYCLE : en es
  • GB576376A - Improvements in or relating to milling cutters, reamers and like tools : en
  • FR908259A - Manufacturing process for high emissivity cathodes : en fr
  • ES172669A1 - A PROCEDURE FOR THE PREPARATION OF ELASTIC THREADS COATED, OF BLONDA, BRAIDS OR TWISTED, PERFECTED AND FABRICS, POINTS OR OTHERS THAT WEAR THEM IN THEIR APPLICATIONS : en es
  • US2397568A - Shockproof electrical resistor : en
  • GB576371A - Improvements relating to apparatus for treating liquids with solid reagents : en
  • USD144335S - Design fok a coat : en
  • CA433868A - Sheet-feeding apparatus : en fr
  • CA433909A - Delayed start electric motor : en fr
  • ES172746A1 - IMPROVEMENTS IN RADIOTELEGRAPHIC SYSTEMS : en es
  • GB576379A - Improvements relating to guards for power presses and other machines : en
  • ES12164Y - Sack or container for packaging dirty clothes. : en es
  • ES172795A1 - PROCEDURE TO CONVERT IN MOLDING, TRANSPARENT OR COLORED PLATES OR BARS, ALL KINDS OF HORNS AND CORROSIVE WASTE : en es
  • ES12161Y - Folding chair for field and beach. : en es
  • CA433879A - Pressure control apparatus : en fr
  • FR908157A - Improvements in pulse and ultra-short wave generator devices : en fr
  • GB576365A - Improvements in or relating to anti-static coatings for films : en
  • GB576480A - Process for producing olefinic hydrocarbons : en
  • AU250046A - Improvements relating to hydraulic mechanisms : en
  • AU1263344A - Improvements in or relating to smoothing arrangements for electric power sources : en
  • CA433949A - Strip burster : en fr
  • CA433976A - Ballot binding device : en fr
  • US2397817A - Wall covering and the like : en
  • FR908329A - Security device for locks or other applications : en fr
  • GB576360A - Improvements in radio aerials : en
  • ES12686U - Hinge applicable to boxes and boxes in general. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397629A - Induction heating : en
  • CA433954A - Tabulation control system : en fr
  • CA433953A - Perforating machine : en fr
  • US2397544A - Method of rifling : en
  • CA433883A - Self-locking nut or bolt : en fr
  • AU197646A - High frequency amplifier : en
  • CA433936A - Sock heel knitting method : en fr
  • AU1085243A - Improvements in and relating to pneumatic tube conveyor systems : en
  • AU194646A - Improvements in and relating to electrical terminal strips : en
  • AU220146A - Radio guiding system : en
  • CA433956A - Railway switch operating mechanism : en fr
  • GB576377A - An improved gas-heated oven stove : en
  • US2397572A - Manually operated breech-loading rapid-fire gun : en
  • AU1227843A - Method of making selenium elements : en
  • AU121216B2 - Improvements in electric switch construction : en
  • US2397714A - Optical objective : en
  • AU2515145A - Process for treating acid sludge : en
  • US2397693A - Automatic lock slider : en
  • ES12696U - Device to contain the roll of toilet paper, keeping it embedded in the wall. (Machine-translation by Google Translate, not legally binding) : en es
  • CA433904A - Electrical apparatus protective device : en fr
  • US2397879A - Draft regulator : en
  • BE460532A - : en
  • US2397661A - Radiation detector : en
  • AU1310144A - Improvements in or relating to arrangements for defining a glidepath for landing aircraft : en
  • US2397762A - Storage compartment in shape of catenary : en
  • FR908134A - Eye molding apparatus and method of manufacturing contact lenses : en fr
  • AU125941B2 - Improvements in or relating to antiknock agents : en
  • CA433948A - Polymerization apparatus : en fr
  • CA433952A - Printing telegraph : en fr
  • US2397557A - Limit stop : en
  • US2397689A - Thiol derivatives : en
  • US2397669A - Process of producing substituted malonylchlorides : en
  • USD144313S - Schraysshuen jewelry pin or similar article : en
  • USD144330S - Design for an embroidered fabric : en
  • USD144281S - Design for a game board : en
  • USD144286S - Design for an athletic supporter : en
  • DK64380C - Steering device for agricultural machinery, in particular seed drills. : da en
  • US2397469A - Battery holder : en
  • US2397613A - Power means for road pugs : en
  • US2397508A - Hydroxamic acids : en
  • ES172645A1 - A NEW SYSTEM FOR SAFETY SHAVING MACHINE : en es
  • ES172723A1 - AUTOMATIC BRAKE MECHANISMS IN AERODYNAMICS : en es
  • GB576443A - Improvements in or relating to electrical connecting means : en
  • ES172773A1 - A PROCEDURE FOR THE CONSTRUCTION OF CEILINGS : en es
  • US2397570A - Bale loader : en
  • US2397653A - Distillation of polymerizable compounds : en
  • GB576370A - Improvements in and relating to infra-red heat generators : en
  • GB576383A - Improvements in or relating to hoppers for granular material : en
  • FR908124A - Apparatus for bringing eggs to hatch after incubation : en fr
  • ES12677U - Perpetual file calendar. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11946Y - Writing nib, particularly for fountain pens. : en es
  • ES12222Y - Cover or covers for books, folders, notebooks and similar items, with a luminous device. : en es
  • AU246646A - Improvement in reflection reducing coatings : en
  • US2397796A - Accumulator : en
  • DK64385C - Continuously operating Extraction Press. : da en
  • US2397833A - Slide feed : en
  • US2397608A - Former for sheet metal parts : en
  • ES12156Y - Awning for spraying trees and plants. : en es
  • GB576374A - Machines for mixing powders and liquids : en
  • FR908186A - Method and device for the use of catalysts in chemical syntheses and conversions : en fr
  • GB576436A - Improvements in or relating to centre indicators for machine tools : en
  • FR908274A - Airship parachute, adjustable descent speed : en fr
  • GB576416A - Improvements in and relating to the manufacture of styrene and the like : en
  • ES172690A1 - IMPROVEMENTS INTRODUCED IN OPTICAL LENS SYSTEMS : en es
  • FR908158A - Improvements to airtight joints between glass and metal in high power electronic tubes : en fr
  • FR908237A - Histidine manufacturing process : en fr
  • FR908245A - Improvement applicable to certain speed variation systems : en fr
  • GB576447A - Improvements relating to the remote control of self-propelled war vehicles : en
  • GB576449A - Improvements in and relating to valves : en
  • US2397506A - Method of making luggage framework : en
  • CA433889A - High speed telegraph system : en fr
  • ES12655U - Reinforced cardboard boxes. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397681A - Draper : en
  • USD144289S - Design for jewel studded sun glasses : en
  • US2397734A - Engine : en
  • US2397786A - Hoe : en
  • USD144304S - Design for a mirrok frame or the like : en
  • FR908283A - Magazine box for motion pictures : en fr
  • ES172732A1 - AN ARRANGEMENT IN CONTINUOUS ELECTRODE OVENS : en es
  • US2397623A - Transfer : en
  • US2397476A - Method and apparatus for controlling moving vehicles : en
  • ES172735A1 - A PROCEDURE FOR MANUFACTURING LUMINOUS COLORS WITH RADIOACTIVE COMPONENT : en es
  • US2397502A - Valve rotating device : en
  • ES11594Y - Droplet saving device. : en es
  • ES12162Y - Protective device for carafes. : en es
  • US2397574A - Turnbuckle wrench : en
  • FR908231A - Flat seal, particularly intended for cylinder heads : en fr
  • FR908262A - Radiant panel, heating or cooling, advanced : en fr
  • FR908277A - Double sole for shoes in general, and particularly for espadrilles : en fr
  • US2397704A - Safety controls for gaseous fuel burners : en
  • US2397731A - Method and apparatus for radium coating mechanism : en
  • ES172693A1 - A VARIABLE FREQUENCY ASSEMBLY OF A PIEZOELECTRIC GLASS : en es
  • US2397582A - Corrugating die : en
  • US2397802A - Insecticidal compounds and a process of making same : en
  • FR908348A - Improvements to electric hotplates, especially for electric stoves and cookers : en fr
  • ES12689U - Closing of strip for bags. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12697U - Folding bedside table. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576438A - Improvements in or relating to apparatus for burning gaseous and/or pulverised fuel : en
  • FR908119A - Mixer : en fr
  • US2397828A - Control handle : en
  • US2397809A - Military vehicle : en
  • US2397617A - Safety razor : en
  • US2397741A - Tire shield : en
  • US2397539A - Remote-control system : en
  • US2397586A - Blower type of mattress renovating machine : en
  • AU130208B2 - Improvements relating toa method of and device for anchoring single and plural layer cables : en
  • CA433950A - Strip feeding and bursting device : en fr
  • US2397730A - Shrinkage compensating means : en
  • US2397814A - Honing machine : en
  • CA433865A - Rocket line storage means : en fr
  • US2397645A - Antenna system : en
  • US2397848A - Teletypewriter control system : en
  • US2397740A - Communion wafer tray : en
  • USD144343S - Design fob a coat : en
  • US2397808A - Pile fabric for abrasive base : en
  • AU255446A - Electron discharge devices and associated circuits : en
  • US2397625A - Thermionic feed-back amplifier : en
  • US2397672A - Air duct control for heating systems : en
  • FR908246A - Improvements to toys representing automatic weapons : en fr
  • IE17489L - Preventing corrosion; packaging metal articles : en
  • US2397658A - Combustion apparatus : en
  • US2397723A - Zinc base alloys : en
  • FR908151A - Improvement to ovens heated by multiple burners independently associated with flue pipes arranged in the same vertical plane : en fr
  • US2397696A - Comb : en
  • US2397496A - Corer and slicer : en
  • US2397652A - Underreamer : en
  • US2397578A - Typewriting machine : en
  • US2397843A - Shoe press : en
  • US2397518A - Fire control valve and fuel line : en
  • GB576386A - Improvements in or relating to power transmission systems : en
  • FR908194A - Voltage divider for high or ultra-high frequencies : en fr
  • GB576361A - Hydrazino-1,3,5-triazino derivatives of substituted phenylarsenic compounds : en
  • US2397738A - Gauge for grinding tool bits : en
  • FR908284A - Catapult toy : en fr
  • GB576409A - Fog nozzle : en
  • US2397470A - Heating stove for closed rooms or the like : en
  • FR908175A - Pressurized liquid accumulator : en fr
  • GB576407A - Improvements in or relating to sheet-feeding apparatus : en
  • FR908199A - Process for the preparation of 2-aminopyrimidine and its homologues : en fr
  • USPP672P - Bose plant : en
  • US2397888A - Signal translating apparatus : en
  • FR908169A - Container : en fr
  • GB576451A - Improvements in spark testing apparatus for insulated electric cables and wires : en
  • US2397589A - Container closure : en
  • AU129942B2 - Improvements in and relating to hydraulic clutches : en
  • CA433903A - Circuit interrupter : en fr
  • USD144328S - Design for a brush holder : en
  • USD144337S - Design for a coat : en
  • US2397799A - Amino-ethers and a process for their manufacture : en
  • FR908324A - Electric lighting installation for cycles and motor vehicles : en fr
  • AU121224B2 - Improvements in or relating tothe treatments the surface of glass to reduce the proportion of incident light reflected thereby : en
  • CA433869A - Arcuate surface machining machine : en fr
  • AU174946A - Communication cables and method of making them : en
  • US2397641A - Panty brief : en
  • US2397882A - Valve mechanism of internalcombustion engines : en
  • ES172725A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • CA433935A - Rivet setting tool : en fr
  • US2397821A - Shuttle check controlled by temperature : en
  • GB576413A - Improvements in and relating to fuel injection pumps for internal combustion engines : en
  • ES172676A1 - A PROCEDURE FOR THE MANUFACTURE OF BRACELETS, SLAVES AND OTHER DECORATIONS : en es
  • CA433939A - Wave signalling system : en fr
  • US2397767A - Process for making copper soaps : en
  • US2397533A - Method of making cathodes : en
  • FR908208A - Motor vehicle for impassable terrain : en fr
  • FR908286A - Anti-skid method and device for road vehicles : en fr
  • ES12007Y - Special syringe. : en es
  • FR908287A - Perfected galoche : en fr
  • US2397877A - Ibdi e : en
  • US2397869A - Driving mechanism : en
  • US2397885A - Frequency diversity telegraph system : en
  • US2397463A - Threading apparatus : en
  • US2397580A - Recovery of valuable hydrocarbons : en
  • CA433924A - Brooch or badge : en fr
  • AU168946A - Improvements in metal-to-glass seals : en
  • AU134776B2 - Improvement in reflection reducing coatings : en
  • AU222746A - Improvements in or relating to tape dispensers : en
  • US2397475A - Method and apparatus for controlling moving vehicles : en
  • USD144317S - Schraysshuen jewelry pin or similar article : en
  • CA433911A - Motor control system : en fr
  • US2397532A - Range finder : en
  • GB576487A - Improvements in change-speed gear of motor vehicles : en
  • US2397627A - Adhesive compositions : en
  • ES172691A1 - IMPROVEMENTS MADE IN THE ARTICULATED DIRECTIONS FOR CYCLE GUIDES : en es
  • FR908228A - The cut without trying on or retouching : en fr
  • USD144297S - Design foe a pendant ok the like : en
  • GB576474A - Devices for influencing the control grids of high voltage vapour discharge vessels by means of impulses : en
  • US2397858A - Powered bicycle : en
  • AU128612B2 - Improvements in and relating to electrical terminal strips : en
  • DK64375C - Stackable chair with fixed seat. : da en
  • US2397716A - Bottle carrier : en
  • US2397522A - Process for the electrodeposition of tin alloys : en
  • US2397646A - Method of applying patches to woven-wire cloth : en
  • USD144318S - Jewelry pin or similar article : en
  • CA433885A - Necktie spreader : en fr
  • US2397690A - Sealing flange for kitchen sinks and like fixtures : en
  • CA433915A - Industrial truck : en fr
  • USPP673P - Rose plant : en
  • US2397745A - Adding machine : en
  • AU234246A - Improvements in or relating to the preparation of alkyl esters 4 -(2 (4-carboxy) theazolidin yl) phenaceturic acid and derivatives thereof : en
  • US2397894A - Means for distributing hay in barns : en
  • CA433896A - Circuit interrupter : en fr
  • AU1365344A - Improvements in or relating to spreaders for fertilizers andthe like : en
  • USD144316S - Jewelry pin or similar article : en
  • US2397766A - Portable stove : en
  • US2397576A - Quick disconnect coupling : en
  • US2397504A - Machine tool : en
  • USD144326S - Design for a soap dish : en
  • AU1448344A - Improvements in or relating tothe treatments the surface of glass to reduce the proportion of incident light reflected thereby : en
  • US2397495A - Conversion of alkylated aromatic hydrocarbons : en
  • FR908161A - Circuit switch : en fr
  • US2397491A - Twister ring : en
  • US2397581A - Apparatus for preparing paving materials : en
  • CA433940A - Synchronizing device for rotating bodies : en fr
  • GB576481A - Improved quick release box for parachute harness : en
  • US2397588A - Shoe sewing machine : en
  • GB576373A - Device for use in the removal of roof supporting bars or beams in mines and for similar purposes : en
  • FR908258A - Washing products manufacturing process : en fr
  • CA433900A - Electrical precipitator for minute dust particles : en fr
  • US2397875A - Knife : en
  • US2397637A - Switch box ear : en
  • US2397662A - Method of preparing lubricating : en
  • US2397771A - Diesel fuel oil : en
  • USD144282S - Alfojfs bach : en
  • GB576495A - Improvements in or relating to indicating, recording or control apparatus : en
  • US2397562A - Audience demand meter : en
  • AU261246A - Improvements in, and relating to, cutlery : en
  • CA433942A - Navigation instrument : en fr
  • AU121235B2 - Improvements in innertubes for pneumatic tyres and their manufacture : en
  • CA433951A - Vacuum gauge : en fr
  • US2397536A - Suction cleaner : en
  • AU130357B2 - Improvements relating to rotary bits for rockand like drilling : en
  • AU1172143A - Filled detachable radio shielded spark plug lead : en
  • AU131721B2 - Halogenated polymers of unsaturated hydrocarbon compounds and methods of preparing thesame : en
  • FR908184A - Combing and ginning machine for flax and other similar plants : en fr
  • FR908281A - Cremone block aerator : en fr
  • ES172670A1 - A MACHINE TO MARK ORANGES, EGGS AND SIMILAR BODIES FOR YOUR FORM : en es
  • FR908349A - Improvements made to electrical appliances, in particular to electric cookers and stoves : en fr
  • USD144295S - Ischinger cross stand : en
  • CA433877A - Pencil-bonded pad : en fr
  • AU121213B2 - Photo-electrically controlled apparatus for effecting the delivery toor the introduction into glass bottles and like containers of glass treating substances : en
  • AU242946A - Improvements in meat choppers : en
  • USD144314S - Schraysshuen jewelry pin or similar article : en
  • USD144303S - Design for a mirror frame or the like : en
  • FR908180A - Method for reading a text, for observing an illustration, projection apparatus, films, shooting installations, film printing installation for carrying out the method : en fr
  • CA433944A - Organic compound production : en fr
  • DK64383C - Procedure for Impregnation of Fabric Containers or Other Fabric Fabrics. : da en
  • AU121215B2 - Improvements in or relating to flexible liquid containers : en
  • GB576489A - Process for the manufacture of bicyclic sulphur compounds : en
  • US2397479A - Watering trough for poultry and means for automatically controlling the supply of water thereto : en
  • US2397798A - Machine tool for metal turning and the like : en
  • US2397548A - Resinous condensation products : en
  • US2397789A - Method and apparatus for casting metal : en
  • US2397816A - Exhaust turbosupercharger : en
  • FR908121A - Improvements to rotary machines with fluid circulation, such as compressors or turbines, and to devices for variating this circulation : en fr
  • FR908236A - Measuring device, in particular for the shape of the contour of bodies of revolution and other workpieces : en fr
  • GB576483A - Improvements in or relating to x-ray radiography : en
  • US2397820A - Treatment of hydrocarbons : en
  • FR908229A - Educational game : en fr
  • FR908223A - Single sideband radio wave amplification method : en fr
  • US2397703A - Self-locking shaft lock : en
  • US2397834A - Rocket motor : en
  • ES12674U - Independent visual triple effect panel. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908276A - Tandem dryer with drawers for all products and especially for pasta : en fr
  • US2397591A - Vacuum pump : en
  • ES12684U - Switch for electric current, with attached fuse. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12685U - Dosing case. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576375A - Process for the isomerisation of saturated hydrocarbons : en
  • FR908211A - Multiplier divider and frequency modulator : en fr
  • FR908306A - Prefabricated reinforced concrete vault beam for making reinforced concrete floors without formwork : en fr
  • GB576427A - Improvements in or relating to the production of aldehydonitriles : en
  • FR908192A - Further training in distillation apparatus : en fr
  • FR908126A - Cable clamp : en fr
  • US2397679A - Paraffin scraper : en
  • FR908335A - Improvements to the faces of sunglasses adaptable to the glasses : en fr
  • US2397558A - Pintle : en
  • FR908292A - Thermostatic regulator with contactor-circuit breaker core pivoting on an axis below, acting successively on one or more different circuits or as a rheostat : en fr
  • US2397769A - Recovery of hydrogen halide : en
  • FR908344A - Device for driving any wheel by friction on its rim or tread : en fr
  • FR908174A - Further training in pressurized fluid braking systems : en fr
  • ES172739A1 - A NEW IGNITION SYSTEM FOR SMALL EXPLOSION ENGINES : en es
  • US2397664A - Liquid pump of the centrifugal type : en
  • GB576468A - Improvements in linings for ball and like crushing mills : en
  • ES172763A3 - IMPROVEMENTS IN OR RELATED TO ELECTRICAL SIGNALING SYSTEMS : en es
  • FR908220A - Further development in the manufacture of cathode-ray oscillograph bulbs : en fr
  • US2397752A - Internal-combustion engine : en
  • FR908187A - Machine for the production of dry cell anodes : en fr
  • FR908181A - Auxiliary start and idle mixer for lean gas engines : en fr
  • ES12690U - Valve bags. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908147A - Distortion compensation in single sideband amplifiers : en fr
  • USD144298S - Design for a lady s suit : en
  • US2397680A - Snap on clip : en
  • US2397898A - Handle structure for bottle carriers : en
  • AU241140A - Improvements in or relating to devices for finding the direction and / or distance of stationary or moving bodies, vehicles or carriages : en
  • GB576381A - Improvements in or relating to display apparatus for shop windows and the like : en
  • USD144306S - Design for a push-button signaling device : en
  • FR908265A - Installation of synchronous alternators excitation through rectifiers : en fr
  • ES172754A1 - IMPROVEMENTS IMPLEMENTED IN THE MECHANISMS OF FORCE FOR RAILWAY WAGONS : en es
  • CA433963A - Shoe machine : en fr
  • GB576491A - Improvements in or relating to electric conductors : en
  • US2397585A - Method of fabricating universal joints : en
  • US2397670A - Change-over valve for gas dispensing systems : en
  • FR908190A - Drum brake and inner shoe improvements : en fr
  • GB576433A - Mechanism for use in the grinding of screw-threads : en
  • CA433888A - Acceleration electrical measuring device : en fr
  • CA433931A - Textile material water repelling process : en fr
  • FR908232A - Packaging for stockings and others : en fr
  • FR908177A - Continuous printing sheet bundle enhancements : en fr
  • FR908254A - Game of skill and chance : en fr
  • GB576444A - Improvements in methods of wireless beam propagation : en
  • US2397534A - Engine controller : en
  • US2397865A - Processes of color photography and elements therefor : en
  • DK64376C - Murbinder. : da en
  • ES172695A1 - IMPROVEMENTS IN CLUTCH CLUTCHES : en es
  • GB576394A - Improvements in or relating to the formation of layers of organic polysulphide polymer plastics : en
  • US2397711A - Gun sight : en
  • GB576453A - Improvements in fur pelt or skin stretching mechanism : en
  • FR908294A - Electric switch : en fr
  • US2397758A - Pulping machine : en
  • US2397791A - Amphibious vehicle : en
  • US2397779A - Toy : en
  • FR908290A - Internal combustion engine with speed limitation by interruptible control : en fr
  • GB576423A - Improvements in garment hanger : en
  • AU134786B2 - Prosthetic apparatus for grave shortness ofthe leg or for total mutilation ofthe foot : en
  • US2397868A - Two-stage deoiling and dewaxing : en
  • USD144285S - Design fob a game board : en
  • FR908176A - Shortwave antennas for boats : en fr
  • ES12168Y - Device for joining the handle to the metal body of strainers with a metal mesh bottom. : en es
  • FR908291A - Improvements to needle bearings : en fr
  • GB576430A - Adjustable supports or frames for pictures, showcards, photographs, mirrors, advertisements and the like : en
  • GB576479A - Improvements in or relating to footwear : en
  • DK64374C - Scooters for Centrifugal Blowers or Centrifugal Pumps. : da en
  • FR908166A - Water tube boiler : en fr
  • FR908212A - Improvements to carbonization or distillation furnaces : en fr
  • ES12692U - Table football game, working electroautomatically. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908165A - Device for killing fish after capture : en fr
  • FR908260A - Device for eliminating interference in wireless telegraphy : en fr
  • USD144325S - Design foe a photographic enlabgek : en
  • ES12653U - Improved buckle for ladies suspenders (Machine-translation by Google Translate, not legally binding) : en es
  • US2397677A - Liquid feeding device : en
  • FR908173A - Improvement to wheels with brakes mainly disc brakes : en fr
  • GB576393A - Improvements relating to projection lanterns employing electric arcs : en
  • USPP674P - Apricot tree : en
  • FR908102A - Selective transmission of rotary motion : en fr
  • GB576471A - Improvements in or relating to sorting machines of the manual control type : en
  • GB576435A - Improved process for the halogenation of unsaturated aldehydes : en
  • FR908135A - Contact lens with open scleral part : en fr
  • AU130315B2 - Improvements in meat choppers : en
  • CA433872A - Razor blade sharpening means : en fr
  • US2397792A - Cooling system for marine vehicles : en
  • ES12181Y - Container for powdered substances. : en es
  • GB576429A - Improved method of and means for the heat treatment of chains and other lengthy flexible articles : en
  • FR908234A - Tidal power station and its operating cycle : en fr
  • FR908227A - Substances suitable for improving the properties of mineral oils and oily products containing such substances : en fr
  • GB576475A - Improvements in and relating to electric induction apparatus : en
  • US2397573A - Means for adjusting camera bed plates : en
  • USD144310S - Design for a salad server : en
  • US2397488A - Churn : en
  • ES171695A1 - AN AIR-DRIVEN SPEED REGULATOR, APPLICABLE TO SPARK ENGINES AND DIESELS : en es
  • CA433899A - Electrical distribution system : en fr
  • GB576392A - Improvements in or relating to wire straightening machines : en
  • FR908159A - Stepped circular grate, for all stoves burning solid fuels : en fr
  • US2397605A - Machine for making records on statistical cards : en
  • US2397560A - Mass spectrometry : en
  • US2397899A - Process and apparatus for performing endothermic catalytic reactions in the gas phase : en
  • US2397724A - Copolymers of vinyl chloride and trichlorethylene : en
  • FR908264A - Cinematographic projection device : en fr
  • AU130417B2 - Coupling system : en
  • US2397699A - Travel limiting device : en
  • ES172722A1 - A PROCEDURE TO PERFORM CONSTRUCTIONS FENCED BY SEPARATE ELEMENTS, PARTICULARLY BASED ON PILOTAGE : en es
  • CA433946A - Inking pad : en fr
  • US2397892A - Fastener : en
  • CA433901A - Circuit interrupter : en fr
  • CA433921A - Goggles : en fr
  • US2397489A - Automatic blade pitch control for helicopter rotor or airscrew : en
  • GB576490A - Improvements in and relating to thermocouples for total radiation pyrometers : en
  • USD144308S - Fuselage for grounded aviation trainers : en
  • ES12218Y - Mechanical pencil. : en es
  • FR908189A - Process for obtaining commercial baker's yeast with intense production of alcohol : en fr
  • US2397460A - Sewing thread for elastic fabrics : en
  • US2397473A - Means for testing formations in wells : en
  • US2397812A - Machine for wrapping plastic materials : en
  • US2397596A - Electric signaling system : en
  • US2397788A - Hook for double heddle bars : en
  • US2397881A - Signaling system : en
  • US2397675A - Sand slurry valve : en
  • CA433873A - Razor blade holder : en fr
  • AU128998B2 - Process for treating acid sludge : en
  • AU190846A - Two-way radio communication system : en
  • AU121203B2 - Improvements in and relating to electrical condensers : en
  • CA433964A - Cigarette case : en fr
  • US2397832A - Manufacture of cartridge links : en
  • US2397852A - Glassmaking furnace : en
  • US2397857A - Amusement device : en
  • US2397531A - Radio beacon system : en
  • US2397842A - Receiver selectivity control : en
  • USRE22739E - Booster pump fob aircraft fuel : en
  • US2397709A - Aviator's belt or the like : en
  • AU130131B2 - Improvements in and relating to electrically insulating arrangements : en
  • CA433980A - Crankcase for internal combustion engine : en fr
  • USD144332S - Design for a wheeled toy : en
  • ES11417Y - Combs device with the burrs or beards resulting from the molding externalized towards the edges of the tines corresponding to one side of the comb. : en es
  • FR908145A - Improvements in the methods of manufacturing and assembling cathodes of cathode ray tubes : en fr
  • FR908325A - Wheel hub of bicycle and other two-wheeled vehicle : en fr
  • US2397840A - Phase modulation detector : en
  • US2397691A - Potato-planting machine : en
  • ES12172Y - Device for collecting dust produced by mechanical rotary hammers. : en es
  • US2397684A - Flush ventilator : en
  • FR908249A - Perfected armchair : en fr
  • GB576403A - Improvements in adjustable stays for vehicle windshields : en
  • CA433958A - Two-part last : en fr
  • CA433919A - Gas dispensing apparatus : en fr
  • CA433981A - Sterilizing gas supplying apparatus : en fr
  • ES12659U - Staple to place "patches" for repair of car covers. (Machine-translation by Google Translate, not legally binding) : en es
  • AU137512B2 - Method for increasing the power and efficiency of electrostatic machines ofa given size : en
  • US2397701A - Frequency control in ultra high frequency circuit : en
  • FR908338A - New dyes from the anthraquinone series : en fr
  • US2397829A - Telephone system : en
  • US2397611A - Process for the recovery of gum constituents from asclepiadaceae and product : en
  • FR908328A - Tanning products and their manufacturing process : en fr
  • FR908347A - Automatic cup and spoon sharpener for shoe machines : en fr
  • US2397640A - Damping valve for shock absorbers, resilient devices, dashpots and the like : en
  • US2397565A - Large aperture objective : en
  • US2397686A - Sublimating apparatus : en
  • US2397794A - Carillon toy : en
  • USD144338S - Design for a coat : en
  • US2397768A - Recovery of hydrogen halides from gases : en
  • FR908196A - Slide rule : en fr
  • AU121227B2 - Improvements in or relating to spark control : en
  • FR908205A - Wood tar oil refining : en fr
  • ES172312A3 - A FLOOR FORGING PROCEDURE : en es
  • CA433966A - Filter insertible in pipe-lines, etc : en fr
  • FR908314A - Electric radiation furnace for the combined drying and reheating of fine foundry molds : en fr
  • CA433932A - Knitting method and machine : en fr
  • IE17327L - Pipe joints : en
  • GB576380A - Improvement in pneumatic finger chucks : en
  • ES172782A1 - VIBRATING SHOCK ABSORBER ELASTIC WHEEL SYSTEM : en es
  • US2397599A - Windshield cleaner motor : en
  • USD144291S - Design for a mirror frame or the like : en
  • ES172779A1 - AN APPARATUS TO BENEFIT THE SULFUR OF THE MINERALS THAT CONTAIN IT : en es
  • FR908331A - Construction system and elements for its realization : en fr
  • ES172758A1 - A PERFECTED PROCEDURE FOR ENERGY PRODUCTION, THROUGH ATOMIC INTEGRATION : en es
  • US2397498A - Esterification of salicylic acid : en
  • US2397529A - Burner for army type stoves : en
  • FR908219A - Hot water storage and distribution device : en fr
  • GB576401A - Aryl-dicyandiamides : en
  • DK64373C - Air-cooled, periodically operating Absorption cooler. : da en
  • US2397712A - Dive angle indicator : en
  • GB576452A - Improvements in or relating to abrasive files for glass cutting : en
  • US2397836A - Cooker : en
  • FR908155A - Horsehair, strip, ribbons, etc., of vinyl polymers : en fr
  • FR908117A - Electric capacitor : en fr
  • US2397512A - Automatic metal measuring and feeding device : en
  • US2397845A - Apparatus for analysis of gas : en
  • FR908296A - Device for packing liquid containers in cardboard boxes : en fr
  • FR908332A - Optical systems manufacturing process : en fr
  • ES172710A1 - IMPROVEMENTS IN THE CONSTRUCTION OF DRILL PLATES : en es
  • FR908350A - Improvements to the soles of the kind: espadrilles : en fr
  • GB576428A - Improvements in and relating to bearings for shafts, spindles and the like : en
  • FR908327A - Preparation process for reinforced film : en fr
  • ES12179Y - Corkscrew. : en es
  • FR908238A - Electronic multi-position switch : en fr
  • US2397651A - Means for securing indentification tags : en
  • US2397564A - Peanut butter and process of manufacturing the same : en
  • US2397729A - Wrench : en
  • US2397903A - Methylene-bis-2 hydroxy-3 naphthoates : en
  • AU263646A - Improvements in foldable baby carriages : en
  • US2397862A - Fluid coupling : en
  • US2397513A - Chain link tool : en
  • FR908109A - Graphical tables allowing to find quickly and without any mathematical operation the results concerning the prices of transport by rail : en fr
  • US2397559A - Facsimile signal inverter : en
  • US2397614A - Generator : en
  • ES12175Y - Tap for liquids. : en es
  • LU27889A1 - : en
  • FR908226A - Improvement in culinary or similar containers : en fr
  • FR908304A - Minesweepers : en fr
  • FR908297A - Device intended to accelerate and improve chemical reactions, dissolutions, homogenizations between a fluid and a solid or more fluids in contact : en fr
  • FR908315A - Watering device for reaction or washing towers or columns : en fr
  • US2397615A - Apparatus for drying materials : en
  • GB576445A - Improved means for destroying military land mines : en
  • FR908110A - Removable frame device in reinforced cement or agglomerates : en fr
  • FR908172A - Improvements to workshop handpieces : en fr
  • GB576439A - Improvements relating to vehicle brake mechanism : en
  • ES11957Y - Improvement in hair perm devices : en es
  • FR908340A - Electric heater : en fr
  • AU1251244A - Improvements in radio aerials : en
  • AU133776B2 - Electron discharge devices and associated circuits : en
  • US2397778A - Fluid-pressure motor : en
  • CA433977A - Disc clutch : en fr
  • AU1239943A - Improvements in noise reduction circuits of sound recording systems : en
  • CA433898A - Voltage responsive switch : en fr
  • US2397497A - Method and means for demagnetizing : en
  • US2397764A - Spark gap for use more particularly in high-frequency ignition systems for internal-combustion engines : en
  • CA433975A - Oxidation process : en fr
  • US2397603A - Shearing apparatus : en
  • USD144327S - Tumbler and brush holder : en
  • CA433913A - Sewage treatment system : en fr
  • US2397736A - Hydraulic control system : en
  • US2397619A - Sewing and roughening machine : en
  • US2397880A - Carrying means for containers : en
  • FR908105A - Monolithic and rot-proof burials : en fr
  • FR908269A - Method and device for increasing the power or capacity of electric accumulators by heat input : en fr
  • ES12177Y - Protective curtain against sunlight. : en es
  • US2397770A - Wrench : en
  • FR908136A - Letter box with automatic date and date indicator that can be associated with an illuminated advertising device : en fr
  • FR908326A - Butcher's circular saw : en fr
  • ES172752A1 - A DEVICE FOR SHARPENING BLADES OF MOWER MACHINES : en es
  • ES12189Y - V-belt type, perfected. : en es
  • US2397461A - Dynamometer roll shields : en
  • ES172682A1 - A DEVICE FOR THE HANDLING OF RAZORS : en es
  • ES12213Y - Perfect cover for canteens. : en es
  • ES172707A1 - A PERFECT PROCEDURE FOR THE CONTROL OF ALTERNATING CURRENT ELECTRICAL CIRCUITS : en es
  • FR908123A - Apparatus for incubating eggs : en fr
  • GB576486A - Manufacture of rayon : en
  • FR908280A - Self-aerating device : en fr
  • USD144294S - Design fob a dress : en
  • ES11211Y - Automatic device N, which, without more than stepping on the accelerator, provides the necessary and sufficient air to burn the diesel gas alone in the combustion engines, and in the diesel types mixed with 20 to 25 percent of foreign fuel. : en es
  • ES172785A1 - PROCEDURE FOR THE DECORATION OF ARTICLES OF PORCELAIN, TILES, COOKED LANDS AND ALL KINDS OF CERAMICS : en es
  • FR908341A - Filter for liquid and gaseous fuels : en fr
  • ES12660U - Beater for espresso machine. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908302A - Improvements to elastic bed bases : en fr
  • USD144311S - Jewelry fin or similar article : en
  • GB576420A - A new or improved control system for motor vehicles : en
  • GB576473A - Improvements in electric switches operated by a glow discharge : en
  • ES12212Y - Sole or pneumatic floor for all kinds of footwear. : en es
  • FR908303A - Toothbrush, brushes in general with improved assembly and adjustment : en fr
  • FR908108A - Sound-only films or tapes and recording and hearing device : en fr
  • US2397713A - Motion-picture projector : en
  • FR908313A - Combat cart : en fr
  • GB576369A - Improvements in and relating to electron discharge devices and lens systems therefor : en
  • GB576424A - An improved vibration and/or shock absorber : en
  • USD144296S - Design fob a dish : en
  • AU1176243A - Improvements in or relating to temperature-responsive control apparatus, and refrigeration systems including such temperature responsive control apparatus : en
  • CA433910A - Motor control system : en fr
  • ES11794Y - Tablecloths cut to the edge and reinforced with a special system. : en es
  • GB576448A - Improvements in the manufacture of oxide-coated cathodes : en
  • US2397541A - Belt guard : en
  • USRE22741E - Fluorescent : en
  • ES172737A1 - A PROCEDURE, WITH ITS CORRESPONDING DEVICE, TO COMPRESS AND STAMP THE SILICA (GLASS) : en es
  • ES12166Y - Alcohol powered lamp. : en es
  • US2397594A - Hydraulic motor or pump : en
  • ES12197Y - An perfected sponge holder for stamp wetting : en es
  • US2397600A - Resinous material : en
  • CA433886A - Record filing device : en fr
  • CA433882A - Paper winding reel : en fr
  • AU123356B2 - Improvements in or relating to engine-propeller drive systems : en
  • US2397863A - Tire spreader : en
  • ES172673A1 - IMPROVEMENTS INTRODUCED IN THE MANUAL TELESCOPES : en es
  • GB576446A - Improvements in self-propelled vehicles adapted to carry means for destroying military land mines : en
  • CA433917A - Container key attaching means : en fr
  • US2397824A - Manganese ore reduction treatment : en
  • ES172661A1 - A PICAPORTE LOCK : en es
  • US2397666A - Method of producing luminescent material : en
  • US2397535A - Moving web recording machine : en
  • US2397553A - Supervisory apparatus for telegraph systems : en
  • US2397793A - Fuel burner : en
  • CA433920A - Food mixer power unit : en fr
  • US2397756A - Thermoelectric device : en
  • US2397819A - Motion reproducing device : en
  • US2397577A - Interrupter for flexibly mounted guns : en
  • US2397622A - Apparatus for coating material in strand form : en
  • GB576463A - Improvements in electric tumbler switches : en
  • CA433927A - Power transmission : en fr
  • CA433881A - Cylindrical metal article production : en fr
  • ES12219Y - Apparatus for cleaning combs. : en es
  • GB576488A - Improvements relating to collapsible vehicles : en
  • ES171236A1 - A PROCEDURE FOR THE PREPARATION OF COFFEE INFUSION : en es
  • ES12656U - Inkwell with reservation deposit. (Machine-translation by Google Translate, not legally binding) : en es
  • AU2449145A - Improvements in or relating togas-producing charges suitable forthe generation of gas pressure forthe operation of mechanical devices and for blasting operations : en
  • AU261946A - Relay transmissions : en
  • US2397748A - Vehicle lighting system : en
  • AU131802B2 - Radio guiding system : en
  • AU199246A - Color television : en
  • AU184246A - Improvement in antenna : en
  • US2397612A - Plastic compositions and applications thereof : en
  • USD144284S - Design for a two-piece hair barrette : en
  • FR908143A - Device for lubricating the timing and other secondary joints of an engine : en fr
  • AU981743A - The manufacture of moulded articles : en
  • DK64377C - Method for the production of microporous, skin-like membranes or cover layers. : da en
  • AU117246A - Improvements in and relating to electrically insulating arrangements : en
  • ES172721A1 - IMPROVEMENTS IN SLIDING CLOSURE DEVICES OF THE ZIPPER TYPE : en es
  • CA433870A - Sewing machine attachment : en fr
  • US2397777A - Gearing : en
  • USD144322S - Schraysshuen jewelry pin or similar article : en
  • USD144315S - Schraysshuen jewelry pin .or similar article : en
  • US2397598A - Sole-molding machine : en
  • US2397795A - Gauge : en
  • AU1094943A - Improvements in stabilized solutions of derivatives ofp-amino benzene sulphonamide : en
  • US2397545A - Self-adjusting fracture reducing device : en
  • GB576422A - Improvements in or relating to structures built up from laminated material : en
  • US2397519A - Welder handle : en
  • US2397750A - Means for fastening tie-plates upon crossties : en
  • USD144341S - Design for a coat : en
  • FR908272A - Apparatus for basing or threading superimposed fabrics : en fr
  • US2397806A - Electrode stem clamp : en
  • ES12675U - Pliers with special characteristics (Machine-translation by Google Translate, not legally binding) : en es
  • FR908127A - Pouring cap : en fr
  • FR908168A - Process for preparing sterilized ampoules of pure acetylcholine chloride : en fr
  • AU197046A - Frequency converter system : en
  • US2397569A - Machine gun recharger : en
  • US2397657A - Control mechanism for rocket apparatus : en
  • US2397813A - Display form : en
  • ES12678U - Stopper for all kinds of containers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172747A3 - IMPROVEMENTS IN OR RELATED TO SPLICES AND TERMINATIONS FOR ELECTRIC POWER CABLES : en es
  • US2397830A - Harmonic control system : en
  • USD144309S - Ice tongs or similar article : en
  • FR908149A - Molding powder : en fr
  • GB576399A - Improvements in or relating to spectacles, eye-glasses or the like : en
  • US2397774A - Adhesive tape : en
  • US2397787A - Ultra high frequency coupling device : en
  • AU130637B2 - An oil separator foran electric aeronautic device such asan ice eliminating system : en
  • US2397492A - Machinist's gauge : en
  • ES12171Y - Apparatus for destruction of insects and harmful animals. : en es
  • US2397493A - Tool jig : en
  • US2397735A - Coupling device : en
  • US2397751A - Baby pants : en
  • US2397671A - Automobile door lock : en
  • FR908148A - Non-directive loudspeaker assembly : en fr
  • ES12170Y - Toy : en es
  • ES172692A1 - A DEVICE FOR DETERMINING THE DIRECTION OF PROPAGATION OF AN INCIDENT WAVE : en es
  • US2397706A - Automatic valve : en
  • ES172708A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MIXING MACHINES : en es
  • ES12154Y - Utensil for the replacement of tires of bicycles, motorcycles and other light vehicles. : en es
  • ES12186Y - Tabernacle armored against fire and theft. : en es
  • ES172744A1 - IMPROVEMENTS IN THE PRODUCTION METHODS OF RECTIFIER ELEMENTS : en es
  • US2397757A - Hairbrush : en
  • CA14557S - Toy aeroplane : en
  • US2397501A - Cannon feed unit : en
  • CA433973A - Facsimile recording blank : en fr
  • GB576482A - Improvements in forced feed lubrication systems : en
  • US2397587A - Transmission : en
  • US2397883A - Automatic torque converter transmission : en
  • US2397718A - Centrifugal pump mechanism : en
  • AU130336B2 - Improvements in or relating to agricultural tractors or vehicles : en
  • FR908197A - Wireless heating device for permanent ripple : en fr
  • FR908213A - Improvements to plastic pipe joints : en fr
  • GB576426A - Improved life raft : en
  • AU1215243A - Improvements in and relating to electrical condensers : en
  • CA433941A - Weld splash shield : en fr
  • GB576411A - Improvements in electric cables : en
  • GB576434A - Improvements in and relating to tools for finishing the teeth of gear wheels : en
  • ES12634U - Switch contact for electric current. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172709A1 - IMPROVEMENTS IN APPLIANCES FOR THE TRANSFUSION OF BLOOD : en es
  • FR908285A - Light signaling device : en fr
  • ES12159Y - Score or marker apparatus. : en es
  • GB576385A - Improvements in disc wheels : en
  • AU121200B2 - Improvements inthe manufacture of vinyl chloride : en
  • ES172760A1 - IMPROVEMENTS IN FREQUENCY DETERMINING DEVICES : en es
  • GB576455A - Self cleaning sparking plug : en
  • GB576464A - Improvements in and relating to potato diggers and attachments therefor : en
  • CA433884A - Joint-covering strip : en fr
  • AU1265644A - Improvements in or relating to beneficiation of frother flotation : en
  • AU250146A - Improvements in and relating to hydraulic clutches : en
  • AU121232B2 - Improvements in or relating to smoothing arrangements for electric power sources : en
  • GB576391A - Improvements relating to screw-conveyor bearings : en
  • AU262346A - Improvements in acetylene generators : en
  • US2397835A - Mechanism for the supply of fuel to internal-combustion engines : en
  • US2397668A - Automatic focusing enlarger and contact printer : en
  • CA433959A - Tape applying machine : en fr
  • AU1441444A - Improvements in and connected with extrusion presses for lead and lead alloys : en
  • AU197546A - Impulse storing and repeating device : en
  • US2397467A - Apparatus for generating continuously variable mechanical operations : en
  • FR908138A - Process and device applicable to sewing work : en fr
  • AU128698B2 - Improvements in metal-to-glass seals : en
  • FR908140A - Electro-mechanical motor : en fr
  • AU121210B2 - An improved pipe cleaner : en
  • AU1232443A - Improvements in electric switch construction : en
  • FR908152A - instant tightening nut for coil pins and pawls : en fr
  • ES12468U - Electric pocket torch. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397782A - Road material mixing machine : en
  • US2397896A - Shear press : en
  • US2397760A - Recovery of hydrogen halide : en
  • USD144300S - Glass tumbler or article of similar nature : en
  • ES12169Y - Improved candle holder. : en es
  • FR908333A - Oscillating valve insert for measuring instrument : en fr
  • ES12673U - Improved bicycle sleeve. (Machine-translation by Google Translate, not legally binding) : en es
  • GB576442A - Improvements in radiating systems of electro-magnetic waves : en
  • ES12650U - Liquid volume measuring device with counter for their output. : en es
  • FR908310A - Process for the manufacture of thread rolling cylinders : en fr
  • ES12191Y - Automatic match lighter. : en es
  • ES12691U - Valve bag. (Machine-translation by Google Translate, not legally binding) : en es
  • ES172699A1 - A PROCEDURE FOR THE MANUFACTURE OF HARD SOURCE SOAP, WITH OLIVE OILS OR ORIGINAL OILS, WITH A FIFTY PER CENT OF COLOPHONY ON THESE : en es
  • FR908268A - Method and apparatus for measuring the rotational speed of a gyroscope : en fr
  • US2397514A - Preparation of diethers of the glycols : en
  • ES172688A1 - A PROCEDURE FOR THE MANUFACTURE OF A PRODUCT LIKE RUBBER : en es
  • ES12682U - Type of security lock. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908247A - Clasp for watch strap : en fr
  • US2397678A - Torpedo exploding mechanism : en
  • FR908167A - Improvements made to hanging document holders : en fr
  • GB576485A - Means for tuning magnetrons : en
  • US2397856A - Decorative button : en
  • GB576478A - Improvements in or relating to hydraulic control valves : en
  • US2397468A - Stepladder : en
  • US2397727A - Organo-siloxanes and methods of making them : en
  • FR908289A - Control device for bells : en fr
  • GB576384A - An improved resinous material and products therefrom : en
  • US2397886A - Cement composition and method of making same : en
  • US2397872A - Rivet feeding device : en
  • US2397647A - Roller-bearing axle : en
  • US2397708A - Bottle carrier : en
  • AU121226B2 - Improvements in stabilized solutions of derivatives ofp-amino benzene sulphonamide : en
  • US2397773A - Centering device for lathes : en
  • CA433967A - Signalling system : en fr
  • US2397878A - Parking meter mechanism : en
  • AU125446A - Improvements in or relating to agricultural tractors or vehicles : en
  • US2397805A - Base coat for launching grease : en
  • CA433972A - Apparatus for making retractile cord : en fr
  • FR908170A - Improvements to frequency modulated wave detection devices : en fr
  • US2397609A - Communication booth : en
  • ES172698A1 - IMPROVEMENTS IN THE SCALES, BALANCES AND SIMILAR : en es
  • GB576396A - Novel or improved device for facilitating dressing of grinding wheels : en
  • AU133096B2 - Relay transmissions : en
  • CA433866A - Warning indicator for airplane instrument panels : en fr
  • USD144302S - Design for a mirror frame or the like : en
  • US2397846A - Apparatus for analysis of gas : en
  • FR908122A - Mobile advertising construction template : en fr
  • FR908230A - Improvements to the operation of tabulating machines : en fr
  • AU127580B2 - Improvements in, and relating to, cutlery : en
  • US2397644A - Means for sharpening safety razor blades : en
  • AU1287844A - Improvements in innertubes for pneumatic tyres and their manufacture : en
  • AU121220B2 - Improvements in and relating to pneumatic tube conveyor systems : en
  • US2397526A - Aircraft : en
  • US2397855A - Pneumatic fly sprayer : en
  • US2397499A - Crutch tip construction : en
  • US2397478A - Electric cooker : en
  • AU121208B2 - Improvements in or relating to belt drives for machine tools : en
  • AU2302445A - Improved annealing method : en
  • AU258146A - Prosthetic apparatus for grave shortness ofthe leg or for total mutilation ofthe foot : en
  • CA433916A - Electrolysis of magnesium chloride fusions : en fr
  • US2397602A - Preparation of ester polymers : en
  • US2397676A - Photographic developer compositions : en
  • US2397850A - Amplifier gain control : en
  • US2397459A - Grinding apparatus : en
  • US2397474A - Safety shutoff device for furnaces : en
  • US2397542A - Alkylation : en
  • US2397633A - Arachnicides : en
  • US2397717A - Method and apparatus for electrically heating and forming metal bodies : en
  • CA433947A - Gas range combination vent : en fr
  • AU121241B2 - Improvements in or relating to apparatus for testing gyroscopic and like instruments : en
  • AU1456644A - Improvements in or relating to apparatus for testing gyroscopic and like instruments : en
  • FR908207A - Level indicator probes : en fr
  • FR908210A - Clasp for ladies' bags and similar receptacles : en fr
  • AU123510B2 - Improvements in or relating to arrangements for defining a glidepath for landing aircraft : en
  • CA433929A - Phenolic resin composition : en fr
  • AU193246A - Coupling system : en
  • AU261846A - Process for preparing zirconium compounds : en
  • CA433893A - Actuating cylinder : en fr
  • FR908202A - electric heating elements and their manufacturing process : en fr
  • FR908337A - Gyroscopic thruster : en fr
  • AU846A - Improvements in or relating toa locating and identifying system : en
  • US2397527A - Remote indicator : en
  • US2397715A - Production of aromatic bodies : en
  • US2397721A - Window construction : en
  • USD144287S - Design fok a hand mirror frame : en
  • US2397854A - Electron discharge device : en
  • AU121225B2 - Improvements in or relating to devices for finding the direction and / or distance of stationary or moving bodies, vehicles or carriages : en
  • BE460531A - : en
  • AU131720B2 - Communication cables and method of making them : en
  • AU141300B2 - Improvements in and relating to alkaline earth halophosphate luminescent materials : en
  • US2397494A - Measuring device : en
  • FR908278A - Carousel-shaped mobile toy : en fr
  • ES172778A1 - A PROCEDURE TO BENEFIT THE SULFUR OF THE MINERALS THAT CONTAIN IT : en es
  • AU121217B2 - Improvements in or relating to temperature-responsive control apparatus, and refrigeration systems including such temperature responsive control apparatus : en
  • AU130170B2 - Improvements in foldable baby carriages : en
  • ES171885A1 - A HAIR DRYER APPARATUS : en es
  • FR908150A - Device for transforming portable reboring units into stationary machine tools : en fr
  • FR908156A - New pulse-counting telegraph : en fr
  • FR908358A - : fr
  • CA433878A - Optical reflecting material : en fr
  • US2397643A - Hot-water type food broiler : en
  • US2397719A - Wheel : en
  • US2397500A - Barrel closure : en
  • USD144305S - Design for a picture frame or the like : en
  • CA433974A - Organic compound oxidation : en fr
  • US2397831A - Production of molded metallic articles : en
  • AU121204B2 - Method of making selenium elements : en
  • AU121275B2 - Power driven implement for digging postholes andthe like : en
  • ES172680A1 - IMPROVEMENTS INTRODUCED IN STEAM ENGINE MACHINES, ESPECIALLY IN THOSE INTENDED FOR THE PROPULSION OF VESSELS : en es
  • US2397465A - Two-stage control : en
  • US2397889A - Fastening device : en
  • ES172765A1 - A PROCEDURE FOR TRANSFORMING THE TURT OF ALMONDRA AMRAGA IN A PRODUCT SUITABLE FOR CATTLE FEEDS : en es
  • CA433965A - Insulating sheet or strip : en fr
  • US2397710A - Acceleration belt and stocking for aviators : en
  • US2397665A - Culinary implement : en
  • CA433875A - Spike forging die set : en fr
  • ES12681U - Type of recessed lock. (Machine-translation by Google Translate, not legally binding) : en es
  • US2397546A - Camera shutter : en
  • AU134631B2 - Improvements in or relating to the preparation of alkyl esters 4 -(2 (4-carboxy) theazolidin yl) phenaceturic acid and derivatives thereof : en
  • CA433934A - Tagging machine : en fr
  • CA433933A - Knitting method and machine : en fr
  • AU129337B2 - Improvements in or relating togas-producing charges suitable forthe generation of gas pressure forthe operation of mechanical devices and for blasting operations : en
  • CA433945A - Hair dyeing composition : en fr
  • US2397823A - Forceps : en
  • US2397593A - Mouthpiece for musical instruments : en
  • USD144290S - Design for a grip for sanitary belts : en
  • FR908115A - Automatic tie ironer : en fr
  • AU133459B2 - Improvement indirection finders : en
  • FR908216A - Method and apparatus for obtaining color motion pictures and films thus obtained : en fr
  • AU121236B2 - Improvements in or relating to spreaders for fertilizers andthe like : en
  • US2397523A - Steam generator : en
  • CA433907A - Alternating current motor control system : en fr
  • AU133167B2 - Color television : en
  • FR908299A - Closure system for lady's bags and other bags : en fr
  • FR908322A - Die casting device : en fr
  • US2397765A - Venetian blind : en
  • US2397626A - Method of making a bushing : en
  • AU1248943A - Improvement indie stock andthe like and process of making same : en
  • AU131964B2 - Improvements relating to hydraulic mechanisms : en
  • US2397584A - Conveyer belt guard edge : en
  • CA433937A - Diamond drill : en fr
  • FR908178A - Method and machine for repeated torsion fatigue testing of metals : en fr
  • FR908222A - Cold backflow filter : en fr
  • GB576470A - An improved lubricating grease composition : en
  • US2397891A - Oxidation of acrolein to acrylic acid : en
  • ES12183Y - Neon sign. : en es
  • ES12194Y - Furniture usable as a sofa or double bed. : en es
  • FR908154A - Improvements to wood and iron shutters : en fr
  • US2397747A - Antiaircraft and machine gun mount : en
  • US2397781A - Fuse : en
  • FR908244A - Process for the recovery of oils and fats : en fr
  • ES12215Y - Bowie knife. : en es
  • AU188346A - Television system : en
  • CA433871A - Glass frost shield cutting unit : en fr
  • FR908188A - Advanced training in multiple transmission systems : en fr
  • US2397900A - Piston ring expander : en
  • US2397822A - Electron multiplier : en
  • AU1306244A - An improved pipe cleaner : en
  • ES172555A1 - IMPROVEMENTS IMPROVED IN THE CALLED FLOORED OR TUNNEL FURNACES AND THEIR CORRESPONDING ROLLING MATERIAL, EMPLOYED IN CERAMIC WORK : en es
  • FR908162A - Synchronized radio network control center : en fr
  • US2397775A - Window shade attaching means : en
  • US2397904A - Gun oil composition : en
  • US2397471A - Method of producing strain-free thermoplastic articles : en
  • CA433894A - Vehicle steering mechanism : en fr
  • US2397902A - Culinary utensil : en
  • US2397755A - Lift : en
  • USRE22737E - Method and machine for pro : en
  • US2397754A - Shutter operator : en
  • ES172736A1 - A SUSPENSION SYSTEM FOR LIGHT AUTOMOBILE VEHICLES : en es
  • FR908112A - Multiple tool holders for machining machines : en fr
  • FR908185A - Accounting book : en fr
  • FR908146A - Process for processing fruits and vegetables with a view to preserving them and simplifying their instructions for use : en fr
  • US2397873A - Fluid treating apparatus : en
  • GB576484A - Improvements relating to amphibian vehicles : en
  • USD144329S - Design for a shoe : en
  • FR908257A - Device for underwater research : en fr
  • US2397725A - Electrical ignition system : en
  • US2397628A - Synthesis of amino acids : en
  • CA433971A - Conoscope : en fr
  • GB576388A - Improvements in leaf springs : en
  • ES12637U - Pocket perpetual almanac (Machine-translation by Google Translate, not legally binding) : en es
  • US2397521A - Rooter for excavators : en
  • GB576457A - Improvements in or relating to wheels : en
  • GB576390A - Improvements relating to electroplating apparatus : en
  • ES172657A1 - IMPROVEMENTS INTRODUCED IN THE HIGH POWER AND BROADBAND THROUGH-BAND SPEED MODULATION TUBES : en es
  • ES12693U - Pantograph perfected, especially for the manufacture of signs. (Machine-translation by Google Translate, not legally binding) : en es
  • FR908116A - Fixing of metal parts to all ceramic parts : en fr
  • GB576397A - Improvements in or relating to the manufacture of vinyl esters : en
  • GB576467A - Improvements in and relating to road surfaces, road foundations and similar layers : en
  • US2397631A - Unsaturated carbamate : en
  • US2397785A - Electromagnetic pump : en
  • ES172762A1 - IMPROVEMENTS IN A DISTANCE INDICATOR SYSTEM : en es
  • GB576414A - Improvements in or relating to photoelectric cells : en
  • ES12176Y - Automatic holster for hunters. : en es
  • GB576410A - Improvements in drums for ball mills, pebble mills and like machines : en
  • US2397561A - Collet tube collar : en
  • US2397503A - Machine tool : en
  • US2397839A - Process for the recovery of toluene : en
  • FR908179A - Device for energizing a feeder supplied from both ends : en fr
  • FR908255A - Collar and tie holder : en fr
  • GB576421A - Improvements in or relating to stereoscopic apparatus in relation to cinematograph reproduction : en
  • GB576492A - Improvements in or relating to shoe-heel stiffeners and moulding machines therefor : en
  • FR908141A - Pressure relief device for combustion engines : en fr
  • US2397654A - Propulsion means : en
  • FR908125A - Watch lens fixing device : en fr
  • GB576462A - Improvements in kilns : en
  • USD144336S - Design for a coat : en
  • US2397595A - Plug and switch box : en
  • US2397620A - Transmission : en
  • US2397604A - Electrical indication at a distance : en
  • US2397763A - Continuous developing mechanism : en
  • US2397884A - Frequency diversity telegraph system : en
  • US2397477A - Radio control system for moving vehicles : en
  • US2397685A - Device for distribution of accounts : en
  • US2397639A - Catalytic isomerization of olefinic hydrocarbons : en
  • USD144319S - Design fox a jewelry pin ok, similar, akttcle : en
  • FR908160A - Combination padlock : en fr
  • US2397485A - Chemical process : en
  • US2397509A - Hand grenade : en
  • US2397660A - Arch hook : en
  • CA433867A - Sewing machine folding attachment : en fr
  • FR908128A - Method and device for recording signals : en fr
  • FR908243A - Woody fiber retting process : en fr
  • ES10582U - Improved provision in the means of graduation of the output of the shaving soap bars. (Machine-translation by Google Translate, not legally binding) : en es
  • AU129560B2 - Improvements in or relating toa locating and identifying system : en