• AU128890B2 - Improvements in casements, fanlights and like windows : en
  • AU1419244A - Improvements in and relating to cases forthe transport of eggs andthe like : en
  • AU336446A - Improvements inthe Ward Leonard System of electric motor control : en
  • US2399715A - Signal system : en
  • AU131426B2 - Improvements relating to automatic telephone systems : en
  • US2399725A - Record punching machine : en
  • USRE22752E - Steam heating system and control : en
  • US2399685A - Differential speed responsive device : en
  • US2399701A - Device for tuning or adjusting to close limits : en
  • US2399742A - Tannic acid combinations of posterior pituitary extracts : en
  • US2399911A - Formula for treating tobacco : en
  • CA434541A - Frame for doors and windows : en fr
  • US2399816A - Pressure reducer for breathing apparatus : en
  • GB577227A - Hand appliance for extracting baked loaves from baking tins or pans : en
  • US2399945A - Compounding and vulcanization of synthetic rubber : en
  • US2399638A - Antislipping device : en
  • US2399779A - Inductive coupling arrangement : en
  • USD144644S - Embroidered trimming or similar article : en
  • AU1311944A - Improvements in and relating to chicken brooders : en
  • US2399923A - Sanding drum : en
  • FR909324A - Method of establishing molded pipes with waterproof metal shielding and resulting industrial products : en fr
  • FR909535A - Space cooling and heating with ventilation and air cooling : en fr
  • FR909503A - Distribution system for two-stroke engine : en fr
  • FR909350A - Operating method of hot air dryers, and means for carrying out this method : en fr
  • GB577153A - Improvements in eye shields : en
  • AU335746A - Improved process forthe manufacture of bearings and bearings made thereby : en
  • AU135800B2 - Improvements in or relating to Chloromethyl Silicon compounds : en
  • AU337746A - Flared article chuck assembly : en
  • USD144618S - Design for a coin bank : en
  • GB577157A - Improvements in or relating to coverings, garments or the like for the protection ofthe wearer against missiles : en
  • US2399888A - Pedal construction : en
  • US2399700A - Device for adjusting or tuning to close limits : en
  • US2399979A - Method for improving the operation of oxygen cutting torches : en
  • US2399994A - Oil strainer : en
  • US2399669A - Bearing : en
  • US2399803A - Diaphragm pump : en
  • US2399933A - Conduit connector : en
  • US2399652A - Motor vehicle : en
  • US2399688A - Ink fountain : en
  • USD144623S - Cigarette box or similar article : en
  • FI21275A - V - belt connection method : en fi
  • FR909542A - Filtration process of the light of electric lamps with incandescent wire : en fr
  • US2399718A - Cotton harvester : en
  • US2400052A - Radio tuning mechanism : en
  • CA434542A - Carton : en fr
  • FR909438A - lever escapement with circular balance : en fr
  • FR909329A - Crankset with suspended pedals : en fr
  • FI21253A - Anordning vid med axelremmar försedda bäranordningar : en fi
  • GB577194A - Improvements in and relating to ball bearings : en
  • USD144663S - Design fok a coat : en
  • US2400009A - Sash structure : en
  • FR909495A - For a new suspension automobile chassis with independent traction, shock absorber by counterweight eliminating the differential : en fr
  • FR909422A - Electromagnetic rocker with self-regulating braking : en fr
  • FR909424A - Comb in two or more pieces : en fr
  • US2399826A - Diffuser : en
  • US2399934A - Container fabricating machine : en
  • FR909330A - Method of establishing pipes in galleries or shafts, the wall of which is subjected to self-stress : en fr
  • FR909508A - Artificial coffee and process for obtaining it : en fr
  • FR909518A - Drive tape for chain tow carriers : en fr
  • GB577174A - Improvements in or relating to the cartridge-feed mechanism of machine-guns : en
  • FR909374A - Measuring and / or adjustment device : en fr
  • GB577172A - Improvements in or relating to the production of food from plant leaves : en
  • US2399754A - Cathode-ray apparatus : en
  • FR909380A - Tube-tilting device for automatically establishing and interrupting electrical contacts : en fr
  • FI21276A - Skavanordning för trärör : en fi
  • FR909510A - Novel food product based on fresh coconut fine milk : en fr
  • US2399710A - Mash and wort separator and method in separating wort from mash : en
  • US2399789A - Dump rake toggle release device : en
  • US2400035A - Turf spiking machine : en
  • US2400056A - Glass annealing kiln : en
  • USD144667S - Design fob a coat : en
  • US2399733A - Power take-off through tractor steering column : en
  • US2399867A - Snap switch of grounded type : en
  • FR909401A - Automatic splashing and decluttering device : en fr
  • US2399878A - Metal derivatives of alkyl phenols : en
  • FR909458A - Integral protection device for ships : en fr
  • FR909446A - Improvements to laminated boards : en fr
  • US2399738A - Centralized traffic controlling system for railroads : en
  • US2399924A - Device for grinding and polishing surfaces : en
  • GB577138A - Process of dehydrating mineral oil emulsions : en
  • US2400026A - Mine car latch operator and safety lock : en
  • GB577234A - Draft unit for coupling a tractor and trailer : en
  • US2399897A - Induction heating head : en
  • US2399793A - Control cable regulator : en
  • US2399731A - Shoulder pad for garments : en
  • US2399617A - Apparatus for washing films : en
  • US2399910A - Wheeled toy : en
  • GB577192A - Improvements in or relating to amphibious vehicles : en
  • AU157746A - Television circuits : en
  • FI21293A - Anordning vid paketerings- och vägningsmaskiner : en fi
  • US2399831A - Collet chuck : en
  • FR909530A - Products and process for the defense of plants : en fr
  • FI21241A - Halvautomatisk manöveranordning vid tvättmaskiner : en fi
  • GB577209A - Improvements in caging mechanism for gyros : en
  • FR909344A - Improvements to fuel injection engines, more particularly internal combustion engines : en fr
  • FR909437A - Agenda-directory : en fr
  • US2399999A - Typographical composing machine : en
  • US2399649A - Carton : en
  • US2399684A - Liquid vinyl resin dispersion : en
  • FI21265A - Sätt att Rena nickel electrolytes : en fi
  • FR909489A - Sliding and exchangeable pencil device with adjustable projection by sliding plunger : en fr
  • GB577182A - Shellac modified resins : en
  • GB577258A - Improvements in telephone alarm call systems : en
  • US2399975A - Registration process and apparatus : en
  • FR909533A - Wedge sole : en fr
  • US2399741A - Conversion of dicyclic dihydroterpenes to cyclopentene hydrocarbons and pentamethylene hydrocarbons : en
  • US2399823A - Swivel joint : en
  • US2399970A - Manufacture of polyvinyl alcohol threads : en
  • CA434564A - Method of inhibiting formation of black spots on tinned copper : en fr
  • FR909513A - High power electronic discharge devices for very high frequency waves : en fr
  • US2399758A - Electron tube and method of making the same : en
  • US2400015A - Brake shoe construction : en
  • US2399895A - Dehydrogenation and isomerization of olefins : en
  • US2399689A - Pottery machine : en
  • FR909443A - Reservoir pen holder : en fr
  • GB577208A - Improvements in or relating to the electric heating of dielectric materials : en
  • US2399890A - Sequentially controlled multiple clutch mechanism : en
  • US2400028A - Bearing : en
  • FR909465A - Optical calculating machine for performing trigonometric calculations : en fr
  • GB577188A - Apparatus for extinguishing or preventing fires : en
  • FR909529A - Hemispherical spoon for hoof digging machine : en fr
  • FI21247A - Signal meter : en fi
  • CA434638A - Co-axial cable forming method : en fr
  • CA434551A - Resilient rail fastener : en fr
  • CA434562A - Pump piston : en fr
  • CA434578A - Fruit preservation process : en fr
  • US2399683A - Piston ring : en
  • CA434643A - Sealing means : en fr
  • FR909342A - Improvement in regeneration processes for industrial gas purification liquids : en fr
  • US2399676A - Sighting device : en
  • CA434620A - Anhydrous hydrogen halide manufacture : en fr
  • GB577148A - Improvements in and relating to blasting cartridges : en
  • US2399864A - Hollow axle testing device : en
  • FR909391A - Apparatus for combating plant pests and other applications : en fr
  • AU1425644A - Improvements in or connected with constructional toys : en
  • US2399767A - Valve : en
  • FR909397A - Strategy game : en fr
  • US2399974A - Manufacture of substituted derivatives of 3-ketotetrahydrothiophene : en
  • FR909474A - Tile hooking system for large slopes : en fr
  • FR909378A - Tangential reaction wind turbine : en fr
  • FR909430A - Interchangeable surgical mirror and its support : en fr
  • GB577220A - Improvements in or relating to electric motor control systems : en
  • FR909475A - Gasket Tile System : en fr
  • GB577100A - Improvements in combinations of hpmv electric discharge devices with means for operating them : en
  • GB577110A - Improvements in or relating to drills for drilling wells : en
  • FI21284A - Anordning for cellulosa, slipmassa, utskotpaperper, makulatur och dylikt : en fi
  • FR909326A - Improvements in apparatus intended for the reproduction of doucments : en fr
  • FR909385A - Improvements to verification calibers : en fr
  • GB577136A - Method for filling explosive devices : en
  • GB577113A - Pin retainer latch : en
  • US2399717A - Production of dust coated materials : en
  • USD144655S - Link for bracelets and the like : en
  • GB577193A - Improvements in and relating to magnetic transmission : en
  • US2399648A - Deicing mechanism : en
  • US2399708A - Door latch mechanism : en
  • AU134225B2 - Improvements in or relating to means for fumigating with compounds forthe control of insects, fungi and similar pests : en
  • FR909310A - Printing process for chromium dyes on cellulose articles such as textile fibers, paper, etc. : en fr
  • FR909415A - Photo enlargement frame with automatic composter and adjustable margin : en fr
  • FR909479A - Net for transporting an object with a flat circular bottom : en fr
  • FR909363A - X-ray directed aircraft bomb and installation for its use : en fr
  • GB577131A - Device for projecting aerial bombs from aircraft : en
  • FR909543A - Device in light, insulating and prefabricated materials for partitions, doors, coverings, shutters, roofs, etc. : en fr
  • FI21239A - A method of making lampshades and the like from plywood veneer and a device for performing this method : en fi
  • FR909387A - Progressive tilting device of the shoe carrier frame for digging machine : en fr
  • US2399875A - Circuit for single-phase commutator machines : en
  • FR909431A - Cross blocks for real estate constructions : en fr
  • DK64473C - Releasable Bicycle Pump Holder. : da en
  • GB577137A - Improvements in and relating to resinous polymerization products : en
  • FR909540A - Rotating washer heel : en fr
  • USD144642S - Embroidered trimming or similar article : en
  • USD144651S - Design fob a shoe : en
  • US2399868A - Brake system : en
  • US2399904A - Device for loading revolver chambers simultaneously : en
  • FR909328A - Device to prevent milk from overflowing from pots when it is boiled : en fr
  • AU1215843A - Improvements relating to fuel supply systems of internal combustion engines : en
  • GB577229A - Improvements in or relating to bearings : en
  • FI21290A - Assault wagon : en fi
  • FR909516A - Identification system for telecommunications lines or the like : en fr
  • US2399770A - Sealing of glass to metal : en
  • FR909410A - Device allowing a young child to be worn without fatigue, by a single person, while keeping each of the two arms their entire freedom : en fr
  • US2399863A - Fishing reel : en
  • FR909407A - Heating device for gardener's tarpaulins : en fr
  • FR909425A - Combination lead with mechanical pencil or pencil : en fr
  • FR909381A - Threading tool holder on lathe : en fr
  • GB577155A - Improvements in hydraulic or pneumatic pumps, motors and the like : en
  • USD144654S - Wll-son : en
  • AU121381B2 - Improvements in or relating tothe production of trichlorethylene : en
  • IE18799L - Electric selective signalling: control and supervision. : en
  • CA434553A - Thread guide : en fr
  • FI21268A - Mätapparat av förångningstyp för varmvattenledningar : en fi
  • USD144649S - Embroidered trimming or similar article : en
  • US2399720A - Apparatus for transmitting intelligence : en
  • US2399926A - Home spinach washer : en
  • USD144650S - Embroidered trimming or similar article : en
  • AU129257B2 - Air cleaner : en
  • AU131020B2 - Improvements in electric fuse holders : en
  • US2399692A - Alkyd resin : en
  • USD144606S - Design for an earring or similar article : en
  • USD144611S - Design for a car seat end support : en
  • CA434569A - Melamine manufacture : en fr
  • GB577213A - Improvements in electric radiators and like apparatus : en
  • CA434599A - Granular material grader : en fr
  • GB577250A - Improvements in and relating to methods of preparing tetrakis-2-chloroethyl silicate : en
  • IE17015L - Vanity cases, etc. : en
  • FR909428A - Lateral stabilization device for agricultural machinery with engines : en fr
  • GB577205A - Improvements in or relating to new synthetic linear condensation polymers : en
  • GB577118A - Improvements in electric heaters for water and other liquids : en
  • FR909514A - Automatic long distance telephone systems enhancements : en fr
  • US2399633A - Peep sight : en
  • FR909399A - High voltage feedthrough, particularly for electrostatic explosive gas filters : en fr
  • IE17454L - Magnetic work holder : en
  • US2399830A - Method of and apparatus for measuring and recording gas interchangeability : en
  • US2399616A - Apparatus for production and application of reinforcing elements : en
  • CA434576A - Metallic brake material : en fr
  • DK64468C - System for automatic Control of Filtration Speed Controllers for Waterworks and other Filter systems. : da en
  • FR909455A - Pocket refractometer : en fr
  • GR10662B - AUTOMATIC HYDRAULIC AUTONOMOUS ENGINE. : el en
  • GB577116A - Improvements in or relating to valves or cocks for controlling the flow of fluids through pipes or conduits : en
  • US2399847A - Antifriction bearing : en
  • FR909386A - Pegged and glued reed containers : en fr
  • AU335546A - Improvements relating to closed electric furnaces : en
  • CA434635A - Electric travelling hoist : en fr
  • US2399879A - Accumulator : en
  • US2399750A - Fastening device : en
  • FI21255A - Fjäderbotten : en fi
  • US2400001A - Process of molding ceramic material : en
  • US2399672A - Process for the production of high molecular weight isoolefinic polymers : en
  • US2399634A - Handling molten magnesium : en
  • USD144637S - Design for an electric heater : en
  • FI21250A - Anordning förbättring av driften av strömriktare : en fi
  • US2399919A - Frequency determining unit : en
  • US2399768A - Dynamoelectric machine : en
  • US2399883A - Isomerization process : en
  • US2399896A - Heat-treating apparatus : en
  • CA434580A - Method of preparing hydrocarbon-substituted amino triazine : en fr
  • AU331946A - Dishwashing, scouring and polishing sink : en
  • AU1193443A - Improvements in or relating to electrical circuit arrangements : en
  • USD144645S - Embroidered trimming or similar article : en
  • US2399860A - Optical neutral prism : en
  • US2399764A - Fluid sealing device : en
  • AU1172543A - Improvements inlow-reflection surfaces on glass or similar light refracting materials : en
  • AU130209B2 - Process forthe production of food preparations from potatoes and similar farinaceous tubers : en
  • CA434604A - Hosiery : en fr
  • AU224146A - Amusement apparatus for developing muscular coordination and manual dexterity : en
  • US2399857A - Photograph and letter press : en
  • CA434548A - Rivet : en fr
  • US2399702A - Spacing device for adjusting to close limits : en
  • CA434559A - Coupling : en fr
  • FR909450A - nut : en fr
  • FR909306A - Bra : en fr
  • GB577259A - Improvements in or relating to colour photography : en
  • US2399671A - Tridimensional radio navigational system : en
  • FR909464A - Control mechanism for reciprocating machine parts : en fr
  • US2399856A - Magnetic meter drive : en
  • US2399862A - Humidifier : en
  • FR909404A - Internal combustion machine : en fr
  • FI21243A - Sätt att framställa synthetic synthetics : en fi
  • USD144624S - Design for an underwater mask : en
  • USD144652S - Eyeshield or similar article : en
  • FR909345A - Process for the preservation of bleaching products and products obtained : en fr
  • AU1363344A - Frequency conversion : en
  • CA434632A - Metallic coating stripping method from basis metals : en fr
  • FI21269A - Dragmätare, särskilt för användning i samband med värmepannor : en fi
  • FR909370A - Process for preparing a pest control product based on shale oil, and product obtained by this process : en fr
  • FR909467A - New material for electrical resistances and its applications : en fr
  • USD144666S - Design foe a coat : en
  • GB577169A - Improvements in or relating to the remote control of electric circuits : en
  • GR10656B - METHOD OF TREATMENT OF FLUIDS FOR THE PURPOSE OF STERILIZING IT, THEIR DETERMINATION, ACTIVITY, RADIATION CAPACITY ETC. AND APPLIANCE FOR MAKING THIS METHOD. : el en
  • US2399723A - Gas hydration : en
  • US2399822A - Gang ripsaw : en
  • US2399850A - Dustpan : en
  • US2399922A - Refrigeration : en
  • FR909313A - Grinding wheel for olives or other applications : en fr
  • US2399629A - Dust collector for grinding operations : en
  • US2399726A - Apparatus for aiming guns : en
  • US2399916A - Refrigeration : en
  • FR909537A - Use of metal or other profiles for the protection, consolidation and ornamentation of furniture : en fr
  • FR909362A - Device for graphic calculation : en fr
  • US2399929A - Vehicle : en
  • US2399952A - Mailbag lock : en
  • FR909538A - Velocipede with floats : en fr
  • US2399969A - Apparatus for making carbon black : en
  • US2399712A - Mixing nozzle : en
  • US2400021A - Fractionating column : en
  • USD144614S - Design for, a coat : en
  • FR909429A - Cycle dinghy with seat mounted on ball rollers, driven by a set of ball joint rods connected to the lever arms : en fr
  • GB577130A - Aerial bombs : en
  • FI21248A - The cable with coaxial light is set to the same density as the mask for the current setting. : en fi
  • FR909462A - Safety device particularly applicable to cutting and stamping machines : en fr
  • FR909496A - New manufacturing process for cold-molded tiles in a polished material replacing marble : en fr
  • US2399928A - Firing mechanism for line throwing guns : en
  • FR909348A - Improvements to signaling devices : en fr
  • FR909301A - V-shaped flying wing. : en fr
  • FR909333A - Improvements to start-up internal combustion or internal combustion engines on vehicles : en fr
  • FR909490A - Improvements to glasses : en fr
  • US2399834A - Dental tool : en
  • GB577108A - An arc welding electrode holder of tubular construction : en
  • GB577126A - Improvements in or relating to snap-action electric switches : en
  • FR909436A - Device for the watertight assembly and free expansion of the elements of a roof : en fr
  • US2399811A - Apparatus for instruction or amusement : en
  • US2399843A - Emergency valve : en
  • US2399964A - Method of electrogalvanizing : en
  • USD144668S - Design fob a coat : en
  • FI21262A - Sågtandningar med tandbottnar i huvudsak i rät vinkel mot spetsvinkliga tänders ena eller båda kanter : en fi
  • FR909483A - Device for driving a rotating member or apparatus, in particular the drum of dry-cleaning machines and wringers : en fr
  • US2399667A - Fastener for wrist-watch bands : en
  • US2399942A - Thermosiphon liquid circulating heating system : en
  • US2399787A - Portable refrigerating device for travelers : en
  • GB577201A - Improvements in means for supplying radio apparatus with electrical power : en
  • FR909522A - Improvement in devices using sensitive contacts in gyromagnetic compasses : en fr
  • US2399745A - Metal drawing apparatus : en
  • FR909349A - Improvement in remote control transmission devices, remote signaling and others : en fr
  • GB577225A - Improvements in or relating to combing machines : en
  • USD144634S - Design fok knitted lace fabric : en
  • AU143644B2 - Improvements in or relating to combustion plants with gas cooled combustion chambers : en
  • FR909493A - Improvements to feedback circuits : en fr
  • AU1430844A - Improvements in or relating tothe production of trichlorethylene : en
  • CA434628A - Shock absorber : en fr
  • US2399819A - Leather rolling machine : en
  • FR909494A - New manufacturing processes for plates and similar ceramic products in a polished material replacing porcelain : en fr
  • US2399670A - Inflating device : en
  • US2399814A - Solid fuel heating stove : en
  • US2400014A - Protractor : en
  • US2399644A - Electric plug clamp : en
  • FR909406A - Improvements to ventilated hammer mills : en fr
  • FI21267A - A device used in automatic gramophones to rotate sound discs during a playing beat : en fi
  • GB577133A - A process for improving the properties of iron alloy castings : en
  • AU1465844A - An improved device or implement for collecting and delivering grass hay and the like for subsequent loading : en
  • FR909544A - Aircraft catapult and landing device either on land or on water : en fr
  • CA434618A - Alkali-soluble carboxyethyl cellulose ether : en fr
  • CA434639A - Automatic stoker : en fr
  • US2399694A - Method of preparing a sulphur containing compounding agent for rubber : en
  • FR909486A - Elastic suspension for bicycle, tandem or similar handlebars : en fr
  • CA434574A - Telephone system : en fr
  • AU330646A - Improvements in or relating to synthetic linear polymers : en
  • AU121377B2 - An improved plasticised polyvinyl resin compound : en
  • AU322546A - Improvement in high-frequency impedance-transforming device : en
  • US2399773A - Method of making electrical rectifiers and the like : en
  • US2399951A - Apparatus for electrothermic reactions : en
  • USD144638S - Design for a stove handle : en
  • USD144659S - Design fob a coat : en
  • CA434606A - Safety device for disc plow hangers : en fr
  • AU121408B2 - Impedance adjusters : en
  • AU335646A - Improvements relating to continuous electrode furnaces : en
  • CA434589A - Fibre forming apparatus : en fr
  • AU130424B2 - Improvements in or relating to synthetic linear polymers : en
  • AU298646A - Improvements relating to circuit arrangements for single motion automatic telephone selecting switches : en
  • CA434568A - Aminotriazine production : en fr
  • GB577122A - Mydriatic compounds : en
  • US2399998A - Internal-combustion engine : en
  • AU131783B2 - Amusement apparatus for developing muscular coordination and manual dexterity : en
  • CA434595A - Package for rolls of flexible material : en fr
  • AU121391B2 - Improvements relating to fuel supply systems of internal combustion engines : en
  • DK64470C - Electric Element Lantern and Element for the Lantern. : da en
  • FR909511A - Starting and idling device for engines powered by gasifiers : en fr
  • US2399771A - Magnetic arc starter for welding machines : en
  • AU135653B2 - Negative feedback amplifier : en
  • AU339846A - Sedimentation device : en
  • AU132059B2 - Dishwashing, scouring and polishing sink : en
  • GB577190A - Improvements in aircraft stabilising means : en
  • US2400022A - Process for synthesizing ring compounds : en
  • FR909471A - Mechanical device for the orientation in operation, of the blades or blades of fans and air or marine propellers : en fr
  • GB577143A - Improvements relating to power transmission mechanisms : en
  • FR909527A - Extendable prop that can also be used as a jack, cylinder, tensioner, press screw, etc. : en fr
  • US2400029A - Compounding and vulcanization of synthetic rubber : en
  • FR909368A - Aquarium lamp : en fr
  • CA434591A - Glass fibre strand producing apparatus : en fr
  • US2399913A - Self-aligning belt idler : en
  • US2399838A - Dirt scraping and carrying vehicle : en
  • AU133781B2 - Improved process forthe manufacture of bearings and bearings made thereby : en
  • FR909435A - Variable amplification intermediate frequency transformer : en fr
  • USD144656S - Design fob a game board : en
  • FR909426A - Variable compression revolver type engine : en fr
  • GB577152A - Improved mechanical power transmission cables : en
  • AU121400B2 - Improvements in and relating to cases forthe transport of eggs andthe like : en
  • CA434642A - Radio antenna : en fr
  • US2399681A - Scaffold clamp and coupling : en
  • US2399655A - Rubber accelerator : en
  • US2399812A - Chest lock : en
  • US2399885A - Compass system : en
  • CA434583A - Electrolytic tin plate bright melting method : en fr
  • FR909304A - Cellular floor for all spans : en fr
  • FR909433A - Toothbrush with comb : en fr
  • GB577142A - Improvements in a check valve assembly for use in hydraulic pressure lines : en
  • CA434543A - Fishing rod : en fr
  • GB577164A - Improvements in or relating to centrifugal pumps : en
  • FR909549A - Improvements to attic frames : en fr
  • FR909419A - Special plaster for tires and particularly for cycle tires : en fr
  • GB577150A - Improvements in or relating to packages or wrappers for small discrete bodies to facilitate the stacking thereof : en
  • GB577212A - Improvements in and relating to universal joints : en
  • GB577223A - Improvements in or relating to printing press gripper mechanism : en
  • FR909356A - Improvements to molds for the manufacture of injection molded combs : en fr
  • US2399666A - Reinforced door of wood and/or insulating material : en
  • FR909477A - Case, book-shaped, for movement of watches, clocks, alarm clocks and the like : en fr
  • FR909451A - Improvement to insulating beads for flexible low-loss cables for the transmission of currents at high frequencies and use of these cables : en fr
  • GB577154A - Improvements relating to cabins for aircraft : en
  • US2399800A - Method of making shovels : en
  • CA434585A - Electrolytic cell : en fr
  • GB577178A - Improvements in hpmv electric discharge lamps adapted to be used as sources in optical projection apparatus : en
  • GB577232A - Improvements relating to precious stones : en
  • AU135749B2 - Improvements in or relating to chlorinated methylchlorosilanes and their hydrolysis products : en
  • GB577238A - Improved means for loading and transporting field guns and other wheeled mobile devices or machines on vehicles : en
  • FR909414A - Turbo-machine rotors and their manufacturing process : en fr
  • FR909400A - Gearbox for tillers or similar devices : en fr
  • GB577189A - Improvements in or relating to capsules : en
  • US2399693A - Shoe dressings : en
  • US2399837A - Treatment of diolefins : en
  • GB577254A - Improvements in or relating to automatic mechanical stokers : en
  • FR909354A - Device for fitting gaskets : en fr
  • FR909423A - Improvements to control and protection devices for electrical distribution networks : en fr
  • GB577228A - Improvements in apparatus for the beating of pulp from cellulosic materials : en
  • US2399978A - Prefabricated wallboard construction : en
  • US2399686A - Production and esterification of esterifiable nitroparaffin derivatives : en
  • US2399993A - Parachute folding device : en
  • US2399645A - High-frequency resistance : en
  • US2399981A - Paper product and method of making the same : en
  • CA434637A - Separable fastener : en fr
  • CA434558A - Rail fastening means : en fr
  • USD144615S - Eyeshield or similar article : en
  • AU131452B2 - Improvements relating to circuit arrangements for automatic telephone selecting switches : en
  • AU300546A - Improvements relating to circuit arrangements for automatic telephone selecting switches : en
  • FR909418A - Device for electrical connection with a fixed support of a moving coil subjected to the action of a magnetic field : en fr
  • CA434627A - Injector : en fr
  • AU1427344A - A device for insertion into keyholes for obstructing same to prevent unauthorized entry : en
  • US2399825A - Method of forming structural glass : en
  • AU325146A - Improvements in or relating to treatment of chloromethylsubstituted polysiloxanes : en
  • US2399980A - Adhesives : en
  • FR909504A - Olive oil press : en fr
  • CA434555A - Speed transmission control means : en fr
  • AU341446A - Improvements in and relating to couplings for pipes and tubes : en
  • CA434636A - Spread band tuning device : en fr
  • US2399874A - Occupant-propelled vehicle : en
  • US2400057A - Compounding and vulcanization of synthetic rubber : en
  • US2399674A - Alternating current power bridge : en
  • US2400013A - Toy : en
  • USD144665S - Design for a coat : en
  • US2399736A - Dialkylaminopropanol esters of benzilic acid : en
  • DK64474C - Grinding machine. : da en
  • CA434563A - Closure member : en fr
  • CA434603A - Record controlled machine : en fr
  • CA434537A - Tree girdling and cutting device : en fr
  • US2399905A - Induction frequency changer : en
  • FR909353A - Pouring spout for pots and similar containers : en fr
  • US2399805A - Production of aviation gasoline : en
  • US2399977A - Metal disintegrating device : en
  • FR909322A - Gas generator : en fr
  • US2399845A - Treatment of ores containing coralt and nickel : en
  • FR909453A - High reduction hypocycloidal gear shifting and numerous ratios : en fr
  • GB577161A - Bulkhead clips for wires and conduits : en
  • US2399763A - Shuttle check for looms : en
  • FR909460A - Improvements in the manufacture of telecommunication cables : en fr
  • AU233846A - Covered balland method and apparatus for applying the cover : en
  • GB577265A - Improvements in silencing devices especially for the valve tappets and rockers of internal combustion engines : en
  • FR909491A - Improvements to selector switches, in particular for high voltage : en fr
  • FR909409A - Improving sifting of flour and powdered products and apparatus using the device described : en fr
  • FR909492A - Improvements to daylight development frames : en fr
  • US2399761A - Stapler : en
  • AU121387B2 - Improvements in or connected with mechanism forthe conversion of motion according toone law into motion according to another law : en
  • AU133554B2 - An improvement in or relating to devices for measuring surface roughness : en
  • FR909457A - Reinforced concrete panel or slab assembly system : en fr
  • FR909448A - Lace : en fr
  • FR909449A - Capo : en fr
  • FR909528A - Improvements to multi-reservoir stylographs : en fr
  • AU1012943A - Improvements in or connected with mechanism forthe conversion of motion according toone law into motion according to another law : en
  • GR10652B - HOW TO PRODUCE ELECTRICITY AND AUTO POWER MOTOR. : el en
  • FI21272A - Ställbart ryggstöd vid på sitsfjäder anbragt sits för körkarlen vid lantbruksmaskiner, särskilt skördemaskiner : en fi
  • GB577246A - Improvements in and relating to electric regulators : en
  • FI21246A - Radio communication with antenna antennas for the purpose of interception with antennas and antenna antennas : en fi
  • GB577244A - Improvements in or relating to winding devices for fishing rods : en
  • FI21257A - Method for making a roof structure from wood : en fi
  • FR909315A - Automatic gasifier : en fr
  • GB577125A - Improvements relating to boards for holding sensitised photographic material for projection printing and enlarging : en
  • US2400011A - Screening of amplifying valves : en
  • US2400037A - Liquefied gas handling system : en
  • GR10654B - METHOD OF PRODUCTION OF MECHANICAL WORK BY MECHANICAL FALL OF WATER. : el en
  • US2399848A - Process for the introduction of chromium into steel articles : en
  • US2399891A - Roof : en
  • GB577180A - Improvements in and relating to the production of ammonium nitrate : en
  • FR909411A - Process and device for the sterilization by ionization of food liquids and products conforming to those obtained : en fr
  • GB577111A - Improvements relating to thermally responsive devices : en
  • FR909509A - Special apparatus for refining mineral and vegetable oils, and in general all fatty substances : en fr
  • US2399841A - Auxiliary carburetor : en
  • FR909383A - Artificial seed : en fr
  • US2399954A - Remote-control system : en
  • US2399907A - Portable riveter : en
  • US2399799A - Process of making optical devices : en
  • US2399807A - Floating toolholder : en
  • FR909334A - Sewing method applicable in particular to the sewing of shoe leathers and equipment for its implementation : en fr
  • US2399948A - Compounding and vulcanization of synthetic rubber : en
  • GB577199A - Improvements in or relating to cleats for the road wheels or endless tracks of tractors or other vehicles : en
  • FR909321A - Improvement in the manufacture of soaps : en fr
  • GB577231A - Improvements in and relating to precision linear-dimension measuring instruments : en
  • GB577247A - Improvements in diversity reception of frequency modulated signals : en
  • GB577222A - Improvements in or relating to printing press gripper mechanisms : en
  • USD144620S - Design for a case for an ophthalmic mounting : en
  • US2400048A - Differential pressure responsive device : en
  • GB577173A - Improvements in or relating to electron discharge devices employing hollow resonators and to circuit arrangements including such devices : en
  • US2400051A - Process for treating plywood : en
  • US2399861A - Collapsible horse or support : en
  • GB577267A - Novel or improved bucket set : en
  • USD144639S - Stalk cutter : en
  • GB577255A - Improvements relating to stoves for drying foundry moulds and cores or other like articles or materials : en
  • FI21291A - Förfaringssätt vid framställning av byggnadsmaterial : en fi
  • FR909463A - Improved process for tempering vineyard rails and grooved rails to avoid fragility : en fr
  • US2400042A - Brake actuator : en
  • USD144629S - Design fob a jewelry pin ob similar abticle : en
  • US2399739A - Catalytic process for converting terpenes to p-cymene : en
  • US2400044A - Damper structure : en
  • US2399909A - Optical instrument : en
  • USD144605S - Convertible ice and roller skate : en
  • AU1310244A - Impedance adjusters : en
  • USD144646S - Embroidered trimming ok similar article : en
  • US2399656A - Float : en
  • US2400024A - Film spool : en
  • FR909521A - Rotor bar for asynchronous machines with a shorted rotor : en fr
  • CA434597A - Brake or clutch : en fr
  • GB577168A - Improvements in or relating to electron discharge devices employing velocity modulation : en
  • FR909536A - Convertible wheelbarrow : en fr
  • GB577268A - Improvements in electric water heaters : en
  • FR909319A - Men's bicycle convertible into a lady's bicycle and can be dismantled into two parts : en fr
  • FR909445A - Process and construction with natural automatic ventilation : en fr
  • US2399790A - Method of permanently attaching hose couplings : en
  • GB577097A - Improved apparatus for recording the speed of a vehicle : en
  • CA434536A - Separable fastener sliderlock : en fr
  • CA434538A - Flint stick manufacture : en fr
  • US2399778A - Military tank : en
  • US2399869A - Hack saw : en
  • US2399744A - Decorative fabric and method of making same : en
  • US2399839A - Flying machine : en
  • US2399621A - Device for automatic lathes : en
  • US2399630A - fridfin : en
  • US2399751A - Process for producing aromatics : en
  • USD144664S - Design for a coat : en
  • GB577211A - Improvements in or relating to detachable cuffs for shirts and like garments : en
  • GR10655B - HOW TO PUMP WATER BY MECHANICALLY DROPING IT. : el en
  • US2399846A - Shock strut : en
  • GB577107A - Improvements in or relating to x-ray apparatus : en
  • FR909519A - Compressed air winch : en fr
  • FR909339A - Pulling-carding machine : en fr
  • GB577221A - Improvements in machines for cooking, dehydrating and/or cooling foodstuffs and other industrial products : en
  • AU121396B2 - Improvements in or relating to thermionic valve modulating and demodulating circuits : en
  • US2399882A - Olefin concentration : en
  • US2399912A - Sanitary drinking glass : en
  • US2399613A - Remote control for automotive vehicle transmissions : en
  • US2399976A - Production of isophorone and related products : en
  • CA434607A - Oil well derrick structure : en fr
  • AU1263744A - An improved plasticised polyvinyl resin compound : en
  • US2399781A - Manufacture of toluene : en
  • US2400036A - Bonded abrasives : en
  • GR10663B - SINGLE FILE AND SECURITY LETTER. : el en
  • CA434547A - Test plug for pipes : en fr
  • US2399709A - Turbodrive and control : en
  • CA434587A - Container closure : en fr
  • US2399962A - Automatic switch : en
  • US2399755A - Accounting mechanism : en
  • US2400020A - Catalytic cracking of hydrocarbon oils : en
  • GB577163A - Improvements in or relating to luminous dial instruments : en
  • US2399680A - Abrasive blasting : en
  • US2400019A - Game apparatus : en
  • AU321046A - Improvements in a liquid multiple vitamin preparation and preparing same : en
  • CA434629A - Fastening device : en fr
  • US2399851A - Shuttle check : en
  • AU337541A - Improvements in circular weaving looms : en
  • FR909308A - : fr
  • US2399820A - Piezoelectric apparatus : en
  • FI21266A - Procedure for the production of nickel-copper-iron alloys from nickel-copper fine stone : en fi
  • FR909442A - Improvements to razor blades : en fr
  • CA434540A - Insulating material : en fr
  • US2399707A - Guard for router machines : en
  • US2399719A - Aircraft structure : en
  • US2399729A - Yarn feed, binder, and cutter : en
  • FR909365A - New grate for industrial fireplace : en fr
  • GB577158A - Improvements relating to cloth tentering machines and the like : en
  • GB578258A - Improvements in or relating to apparatus for use in water : en
  • FR909305A - Means allowing to vary the widths of the beams of cellular floors : en fr
  • DK64469C - Device for Plates for Heat Exchangers. : da en
  • FR909523A - Method for manufacturing resistant elements comprising at least one sole and one core, resulting new industrial products, and their application to aircraft construction : en fr
  • US2399765A - Isomerization of light naphtha paraffinic hydrocarbons : en
  • US2399955A - Oscilloscope wave expansion : en
  • US2400000A - Production of aluminum : en
  • US2399809A - Decorticating apparatus : en
  • US2399872A - Electrically operating regulating device : en
  • CA14674S - Stool or chair : en
  • CA434602A - Circuit breaker locking device : en fr
  • US2399615A - Longitudinal slipper die for extruding organic plastics : en
  • US2399678A - Catalysis : en
  • AU121376B2 - Improvements in or relating tothe production and maintenance ofa relatively low temperature glow type discharge at pressures near or above atmospheric pressure : en
  • CA434546A - Fish scaling knife : en fr
  • US2400002A - Fuse : en
  • US2400030A - Gas burner : en
  • US2399943A - Electrical regulating apparatus : en
  • US2399987A - Free-flowing ammonium nitrate composition : en
  • US2400039A - Accumulator system : en
  • USD144627S - Design for a vacuum cleaner casing or similar article : en
  • AU121378B2 - An improved material suitable for covering electric conductors and method of covering wires therewith : en
  • GB577160A - Gas-saving kettle : en
  • US2399643A - Resuscitator : en
  • CA434570A - Melamine purification : en fr
  • USD144648S - Embroidered trimming or similar article : en
  • US2399842A - Separator : en
  • FR909317A - Debtor store for postage stamps or the like in rolls : en fr
  • GB577216A - Improvements in or relating to electric circuits for producing currents of sawtooth wave form : en
  • US2399618A - Grate and grate bars : en
  • GB577117A - Improvements in and relating to fertilizers : en
  • GB577204A - Adjustable curve for draughtsmen : en
  • US2399714A - Automatic work-adjusting c clamp : en
  • CA434625A - Building structure : en fr
  • US2399854A - Cotton chopper : en
  • FR909261A - : fr
  • US2399788A - Typewriting machine : en
  • AU325046A - Improvements in or relating to Chloromethyl Silicon compounds : en
  • US2399639A - Stop nut or the like : en
  • US2399971A - Optical instrument : en
  • AU133219B2 - Television circuits : en
  • FR909461A - Double acting cylinder reverser : en fr
  • FR909512A - Harpoon Gun Development : en fr
  • US2399724A - Alphabet printing mechanism : en
  • US2399903A - Electrical measuring apparatus : en
  • US2399732A - Aircraft structure : en
  • CA434556A - Door lock : en fr
  • AU121386B2 - An improved building construction : en
  • US2400023A - Foot massaging device : en
  • GB577191A - Improvements in or relating to radio telegraph receiving arrangements : en
  • AU1319544A - Improvement in gate mechanisms for mechanical concentrating devices : en
  • US2399749A - One-way rotary clutch : en
  • US2399853A - Balanced hydraulic clutch : en
  • US2399637A - Carburetor : en
  • US2399920A - Electric switch : en
  • US2399961A - Operating phonograph over communication circuits : en
  • US2399777A - Airway traffic control system : en
  • US2399654A - Brake mechanism : en
  • AU1472744A - Draft Unit : en
  • US2399899A - Bonding clamp : en
  • CA434567A - Aminotriazine production : en fr
  • US2399953A - Method of making chain links : en
  • CA434608A - Vehicle body : en fr
  • AU133083B2 - Sedimentation device : en
  • AU121403B2 - Improvements in circular weaving looms : en
  • FR909413A - Chamfering of the lateral ends of the teeth : en fr
  • FR909498A - Improvements to tidal power plants : en fr
  • GB577156A - Improvements relating to sterilising chests : en
  • AU337646A - Process of manufacturing foodstuffs from cereals : en
  • US2399990A - Automatic variable pump : en
  • AU121401B2 - A device for insertion into keyholes for obstructing same to prevent unauthorized entry : en
  • AU224046A - Improvements in and relating to circular electric lamps : en
  • CA434593A - Paint : en fr
  • FR909484A - Improvements to audible warning devices, in particular for motor vehicles : en fr
  • AU132060B2 - Improvements in circuit breakers for controlling lighting and like moderate power circuits : en
  • USD144662S - Design for a coax : en
  • AU336546A - Improvements in electric fuse holders : en
  • US2399620A - Manufacture of cellulose nitrate : en
  • US2399958A - Fastening device : en
  • CA434582A - Electric motor control system : en fr
  • FR909487A - Improvements to metalloplastic joints : en fr
  • FR909335A - Furniture combined with a folding table : en fr
  • FR909534A - Electrical devices such as sockets, switches, inverters, fuse boxes, plugs and others : en fr
  • GB577147A - Improvements in apparatus for fine measurements such as comparators and extensometers : en
  • US2399769A - Shorthand typewriting machine : en
  • US2399997A - Compact : en
  • US2399706A - Manufacture of lenses for eyeglasses : en
  • CA434566A - Melamine manufacture and its deamination products : en fr
  • CA434572A - Melamine manufacture : en fr
  • FI21277A - Förfaringssätt fördning av legeringar och på detta sätt förfärdigade föremål : en fi
  • FR909327A - Process for preparing insecticidal products and new products resulting therefrom : en fr
  • FR909416A - Anti-parasite type device : en fr
  • GB577176A - Improvements relating to liquid-fuel burners : en
  • US2399902A - Game of travel : en
  • GB577224A - Improvements in and relating to boots, shoes, and the like and soles therefor : en
  • FR909320A - Combination sharpener and screwdriver : en fr
  • FR909421A - Hot air generator : en fr
  • FI21251A - Anordning vid kolgas- resp. vedgasgeneratorer : en fi
  • US2399880A - Device for forming selvages on woven fabrics : en
  • FI21281A - Förfaringssätt vid tillverkning av burkar av papper, Papp eller liknande material : en fi
  • GB577272A - Improvements in or relating to ingot molds : en
  • GB577103A - Process for the continuous esterification of regenerated cellulose and the like : en
  • GB577114A - Improvements in heat-exchange apparatus : en
  • GB577248A - Improvements in joints in stranded electric conductors, the interstices between the wires of which contain fluid under pressure : en
  • US2399927A - Production of isoparaffins : en
  • FR909550A - Chopping machine with removable and steel parts : en fr
  • US2399988A - Method fob refining paper stock : en
  • GB577109A - Improvements in or relating to thermo-electric devices : en
  • US2399908A - Frequency determining unit : en
  • FR909472A - Support with towel rails or tea towels : en fr
  • US2399653A - Hydrolyzed polymers : en
  • US2399827A - Catalyst chamber : en
  • US2399663A - Projectile fuse : en
  • FR909545A - Accounting register without carryforwards : en fr
  • FR909337A - System for simultaneous transmission over cable of radioprograms and modulated telephone or telegraph communications : en fr
  • US2399832A - Watchcase : en
  • US2399931A - Dynamoelectric machine : en
  • US2399759A - Machine tool : en
  • US2399829A - Metallic germicidal solution and method of making same : en
  • US2399859A - Thermionic tube test apparatus : en
  • US2399746A - Towing hitch for trailers : en
  • AU325746A - Improvements in or relating to liquid supply system fora multiple cylinder internal combustion engine : en
  • FR909480A - Flexible connection for mobile device : en fr
  • US2399930A - Energy dissipator : en
  • US2399784A - Bag holder for filter leaves : en
  • US2399925A - Unidirectional gear drive : en
  • FR909331A - Process for obtaining ceilings or reinforced panels, in metal mesh with plaster coating : en fr
  • GB577269A - Wave guide switching device : en
  • FI21263A - Veneer spreader : en fi
  • FR909394A - Machine intended to overcome gravity : en fr
  • FR909547A - Method and apparatus for amplifying sounds emitted by stringed and resonant box instruments and in particular for guitars : en fr
  • FR909302A - Device for the combustion of insecticide spirals without risk of fire : en fr
  • FR909312A - Retractable sailing dinghy : en fr
  • GB577177A - Improvements in electric remote control systems : en
  • GB577196A - Improvements in and relating to fume condensation : en
  • GR10664B - TELESCOPIC AND TELEMETRIC SUNGLASSES. : el en
  • FR909506A - Wood carbonization chamber with tar recovery : en fr
  • FR909347A - Automatic cut-off device between the compressors in series of an installation for the production of compressed air at two different pressures, in particular for aerodynes : en fr
  • GB577197A - Retractable work support for metal forming machines : en
  • US2399966A - Toolholder : en
  • US2399730A - Method of producing alloyed iron rolls : en
  • GB577237A - Improvements relating to centrifugal metal casting machines : en
  • FR909376A - Sprayer, especially for spraying plants : en fr
  • FR909507A - Improvements in processes and apparatus for dehydrating fruits, vegetables and others : en fr
  • US2399740A - Harvester construction : en
  • US2399932A - Hat ironing machine : en
  • US2400017A - Means for actuating aircraft control surfaces : en
  • US2400008A - Method of forming coils : en
  • GB577270A - Improvements relating to apparatus for frequency multiplication of alternating electric currents : en
  • FI21270A - Device in speedometers : en fi
  • FR909440A - Sealing device for containers movable around an axis used for vacuum treatment of various substances : en fr
  • FR909382A - water Mill : en fr
  • US2399794A - Injector : en
  • FR909481A - Improvements to clamshells used for sounding, drilling, well digging, etc. : en fr
  • GB577134A - Improvements in or relating to mechanism for regulating the supply of fuel to internal combustion engines : en
  • GB577170A - Improvements in or relating to hard copper alloys : en
  • GB577127A - Improvements in gas cooking stoves : en
  • GB577242A - Radio signalling means for aviation trainer : en
  • GB577102A - Process for the preparation of a varnish with a basis of flexible phenol-formaldehyde resin : en
  • GB577243A - Improvements in and relating to refractory moulds : en
  • GB577256A - Improvements relating to moisture-proofing coating compositions : en
  • US2399614A - Toy vehicle : en
  • FR909403A - Automatic or controlled variable speed drive, employing one or more V-belts and interpenetrating movable flange pulleys : en fr
  • FR909366A - Improvements to hand-loaded blown fires : en fr
  • GB577263A - Improvements in or relating to a method for preventing putrefaction of albumin solutions in artificial filament spinning apparatus : en
  • AU131099B2 - Covered balland method and apparatus for applying the cover : en
  • AU318646A - Improvements in fuel supply systems for internal combustion engines : en
  • GB577162A - Improvements in distilling apparatus : en
  • GB577260A - Improvements in or relating to colour photography : en
  • FR909372A - Device for locking the blades on the blade holders ensuring movement, in looms : en fr
  • GB577271A - An improved device for depilatory purposes : en
  • FI21252A - Förpackning för klädesplagg : en fi
  • US2399893A - Bottle lugger : en
  • FR909352A - Pan tail : en fr
  • GB577241A - An improved process for the purification of organic liquids by fractional distillation : en
  • US2399703A - Gauge : en
  • US2400016A - Production of synthetic resin coatings : en
  • FR909359A - Infrared ray drying device : en fr
  • FR909466A - Control and safety device ensuring the protection of automobiles against rollover : en fr
  • FI21240A - Method for pretreatment of sulphite waste liquor for fermentation : en fi
  • US2399840A - Method for the isolation of penicillin from aqueous solutions : en
  • DK64467C - Reversal mechanism, especially for washing machines. : da en
  • USD144633S - Design fok knitted lace fabric : en
  • US2399640A - Temperature sensitive means : en
  • US2400046A - Mud logging system : en
  • FR909420A - Improvements to electrical intercommunication devices with amplifier : en fr
  • FR909395A - Animated light board : en fr
  • GB577240A - Improvements in or relating to apparatus for monitoring radio transmissions : en
  • US2399711A - Ball impelling device : en
  • FR909396A - Manufacturing process and use of a building block : en fr
  • GB577106A - Sealing high tension electric wires in insulator sockets : en
  • GB577218A - Improvements in or relating to a gear testing machine : en
  • GB577236A - Improvements relating to means for heating drying cupboards : en
  • US2399690A - Air heating furnace : en
  • FR909402A - Multipurpose box : en fr
  • FR909360A - Propeller system with incidence varying periodically, during each revolution, for all applications, in particular on gliders and airplanes : en fr
  • GB577200A - Improvements relating to the preparation of therapeutic substances : en
  • GB577230A - Improvements in or relating to photographic materials and processes : en
  • CA434600A - Tropic acid amide derivative : en fr
  • GB577167A - Process for the preparation of esters of leuco-dyestuffs of the anthracene series : en
  • GB577210A - Torque wrench : en
  • AU133444B2 - Improvement in high-frequency impedance-transforming device : en
  • US2399849A - Method of lining pipe with plastic material : en
  • CA434579A - Heat exchanger tube : en fr
  • US2400054A - Polydispersions containing curable synthetic rubber : en
  • USRE22753E - Knotless package tie : en
  • AU131059B2 - Improvements inthe manufacture of chairs orthe like : en
  • US2399679A - Means for unblocking lenses : en
  • US2400060A - Instrument for measuring range : en
  • AU121384B2 - Draft Unit : en
  • US2399795A - Power take-off for tractors : en
  • AU121383B2 - An improved device or implement for collecting and delivering grass hay and the like for subsequent loading : en
  • AU2463145A - Improvements in casements, fanlights and like windows : en
  • US2399944A - Electrical regulating apparatus : en
  • AU133175B2 - Improvements in and relating to circular electric lamps : en
  • US2399611A - Submersible seadrome : en
  • US2400043A - Brake construction : en
  • CA434619A - Water-soluble carboxyethyl cellulose ether : en fr
  • CA434623A - Olefin reaction : en fr
  • AU318746A - An improvement in or relating to devices for measuring surface roughness : en
  • AU131889B2 - Improvements relating to circuit arrangements for single motion automatic telephone selecting switches : en
  • AU485842A - Improvements in or relating tothe manufacture of metal screw gauges andthe like : en
  • CA434590A - Fibrous glass : en fr
  • CA434549A - Automatic liquid sampler : en fr
  • US2399691A - Armor plate construction : en
  • US2399628A - Mattress : en
  • US2399960A - Stool-type latrine aid : en
  • US2400005A - Railway signaling system : en
  • US2399828A - Propeller : en
  • CA434615A - Sound re-recording system : en fr
  • AU1116543A - An improved building construction : en
  • AU130769B2 - Improvements in or relating to treatment of chloromethylsubstituted polysiloxanes : en
  • AU121412B2 - Frequency conversion : en
  • US2399623A - Card punching machine : en
  • US2399865A - Turbo-compressor propulsive apparatus : en
  • US2399704A - Radio tuning means : en
  • US2399650A - Method of determining blade thickness : en
  • US2399889A - Bearing : en
  • USD144653S - Design for an eyeshield or similar article : en
  • US2399752A - External anode : en
  • AU325246A - Improvements in or relating to chlorinated methylchlorosilanes and their hydrolysis products : en
  • FR909526A - Improvements to means and machines used for stiffening sheets by pushing back : en fr
  • USD144657S - Design for a coat : en
  • US2399873A - Process of coating with preservative compositions : en
  • US2400033A - Estrogenic substances : en
  • CA434554A - Brake : en fr
  • CA434610A - Detector coupling circuit : en fr
  • US2399946A - Compounding and vulcanization of synthetic rubber : en
  • US2399612A - Vending machine : en
  • US2399858A - Optical objective : en
  • US2400059A - Instrument for measuring range and altitude : en
  • US2399687A - Preparation of finely-divided silicon dioxide : en
  • FI21292A - Anordning för framställning av bränslekroppar : en fi
  • FR909388A - Warning panel for mine elevators : en fr
  • GB577141A - Improvements in building blocks and in the manufacture thereof : en
  • USD144660S - Design fob a coat : en
  • FR909309A - Process of packaging, transport and conservation of mineral water : en fr
  • GB577115A - Improvements in or relating to building construction : en
  • GB577145A - Improvements in and relating to electric lamp bases and sockets : en
  • IE17043L - Roofed structures : en
  • US2399985A - System of heating : en
  • FR909427A - Improvements to endless wire mesh used in paper and cellulose sheet making machines : en fr
  • FR909502A - Bed frame hardware : en fr
  • DK64471C - Wheel lathe. : da en
  • FI21294A - Gripanordning vid traverskranar för stapling av likformigt styckegods : en fi
  • FR909377A - Children's bath easel : en fr
  • US2400041A - Reaction products of tertiary organic hydroperoxides with formaldehyde : en
  • US2399906A - Indexing means for multiposition electric switches : en
  • FR909469A - Use of calcium sulphide and a mixture of calcium and sodium sulphides as anticryptogamic sulphides : en fr
  • GB577166A - Improvements in and relating to electrical telemotor control apparatus particularly applicable to automatic steering : en
  • US2399627A - Dyeing process : en
  • AU3846A - Air cleaner : en
  • FI21264A - Procedure for pyrometallurgical reduction of nickel oxide in an electric furnace using carbon at high temperature : en fi
  • GB577252A - Improvements in and relating to railway vehicles : en
  • GB577266A - Novel or improved multiple cooking set : en
  • FR909373A - Improvements to grids or hearths for boilers and similar devices : en fr
  • US2400025A - Treatment of catalyst : en
  • AU121389B2 - Method of cleaning metal parts : en
  • US2399808A - Automatic aligning and locking toolholder : en
  • FR909441A - Method for changing ink ribbons, and ribbon for implementing this method : en fr
  • AU1263844A - An improved material suitable for covering electric conductors and method of covering wires therewith : en
  • CA434571A - Melamine manufacture : en fr
  • CA434586A - Electrolytic cell : en fr
  • GB577257A - Improvements relating to holders for the shipment of lengths of cloth or the like : en
  • US2399991A - Goggle : en
  • US2400010A - Drapery bracket : en
  • US2399747A - Metallurgy : en
  • USD144632S - Design for an ash tray : en
  • US2400006A - Insect repellent compositions : en
  • FR909367A - Device for removing the piece to be cooked or the dish which supports it from a range oven : en fr
  • FR909408A - Electrical control device using the <<binger>> key of any alarm clock and plugged in instantly using an intermediate plug : en fr
  • FR909478A - Pipe connection : en fr
  • FR909358A - Polarized electromagnetic relay : en fr
  • GR10659B - METHOD OF PRESERVATION AND PRECAUTION OF FRESH PURE BUTTER AND TABLEWARE, IN THE LONG TERM, INDEPENDENT OF THE ATMOSPHERIC IMPACT. : el en
  • US2399810A - Combination radiator guard and tow unit for motor vehicles : en
  • US2399743A - Engine : en
  • US2399898A - Handbag : en
  • FR909447A - Improvements to recording devices : en fr
  • AU1192043A - Method of cleaning metal parts : en
  • GB577123A - Automatic change-speed gear for bicycles and the like : en
  • FR909532A - Construction forming formwork with internal ventilation and orthogonal cross-linked linkage : en fr
  • FR909470A - Cuprous, aluminitic and sulphite anticryptogamic slurries : en fr
  • FR909531A - Photographic lens with spherical, astigmatic and chromatic correction for one or more colors : en fr
  • GB577129A - Improvements in and relating to sights for guns and the like : en
  • GR10658B - SEWING PAPER PAPER MACHINERY. : el en
  • US2399836A - Battery cable : en
  • FR909340A - Protection system for transformer stations : en fr
  • GB577207A - Improvements in, and relating to, two stroke type internal combustion engines : en
  • FR909412A - Method for obtaining amino acid preparations for the administration of nutrients intravenously : en fr
  • GB577144A - Improvements in or relating to self-propelled tracklaying vehicles : en
  • FI21286A - Pin for attaching the tiller to the bridge strap : en fi
  • FR909332A - Improvement in anodic oxidation processes of aluminum or its alloys and equipment for its implementation : en fr
  • GB577104A - Improvements in methods of and apparatus for operating h.p.m.v. lamps : en
  • FR909371A - Device for controlling blades in looms : en fr
  • AU132004B2 - Improved pump, compressor, motor orthe like : en
  • US2399855A - Marine bumper and method of making the same : en
  • US2399972A - Toy telephone : en
  • CA434577A - Photo-electric drift indicator : en fr
  • AU134488B2 - Improvements relating to closed electric furnaces : en
  • US2400031A - Molded, tapered tube : en
  • CA434622A - Thermal well-logging : en fr
  • US2399802A - Method of making tool blades : en
  • USD144631S - Design for a mailbox : en
  • USD144658S - Design for a coat : en
  • US2399622A - Work gripping device : en
  • US2399956A - Electric remote-control system : en
  • GB577198A - Improvements in and relating to bearings : en
  • CA434545A - Identification tag securing means : en fr
  • GB577181A - Improvements in crystal contacts of which one element is mainly silicon : en
  • FR909398A - Demountable building construction system : en fr
  • GB577249A - Method of producing dies by powdered metallurgy : en
  • US2399887A - Filter : en
  • US2399914A - Package filling machine : en
  • FR909341A - Method and device for reproducing still or moving images on a light panel which can be used for light advertising, light shows, etc. : en fr
  • US2399870A - Vise for splicing cables : en
  • US2399957A - Fastening device : en
  • FR909361A - Pressurized gas generator and applications : en fr
  • US2399901A - Relay : en
  • FI21285A - Tvättanordning för cellulosakokare : en fi
  • US2399713A - Longwall mining machine : en
  • USD144607S - Design for a dental stimulating instrument : en
  • FR909325A - Improvements in the manufacture of drinking glasses : en fr
  • GR10660B - SYSTEM OF FAST AND ECONOMIC CONSTRUCTION OF HOUSEHOLD VARIOUS TYPES OF AGRICULTURAL AND URBAN EC CONCRETE ARME AND COVERING THESE PLATES FROM CONCRETE REINFORCED. : el en
  • CA434621A - Organic compound treatment : en fr
  • FR909346A - Brakes for vehicles in general and more especially for aerodynes : en fr
  • FR909364A - Precision safety razor with a graduation and a mark, which allow to obtain the cutting angle of the blade corresponding to the division of the desired graduation : en fr
  • FR909390A - Process and installation for the manufacture of cookies or similar products : en fr
  • GB577206A - Hypodermic syringe : en
  • GR10653B - AUTO POWER ENGINE BY MECHANICAL DROP OF WATER. : el en
  • FR909444A - Ship with one or more propellers : en fr
  • US2400053A - Process of manufacturing a composition from waste liquor of cellulose : en
  • CA434633A - Brake shoe centralizing means : en fr
  • FR909505A - Gas purification device applicable in particular to gas generating gases : en fr
  • GB577098A - Improvements in or relating to carburettors : en
  • FI21280A - Förfaringssätt för framställning av bärsoft- eller fruktsoftprodukter : en fi
  • FR909336A - Methods and devices usable on airplanes to cut the cables of barrage balloons, or even to separate them from airplanes : en fr
  • US2399673A - Control system : en
  • FR909501A - Plastic material based on blood or serum and its manufacturing process : en fr
  • US2400047A - Tire : en
  • USD144613S - Design for a coat : en
  • USD144640S - Design for a transcriber floor switch : en
  • GB577159A - Improvements in and relating to mechanical exercising horses : en
  • FR909392A - Composition and method of mixing for the manufacture of insulating tiles and slabs, incombustible and giving the feeling of hot to the touch : en fr
  • US2399625A - Methyl ethenyloxyacetate : en
  • FI21288A - Sealing devices for centrifugal pumps, fans and the like : en fi
  • AU1500344A - Improvements in or relating to liquid sprayers : en
  • GB577119A - Improvements in the production of 2-amino pyrimidine : en
  • FI21254A - Brake device for roller blinds : en fi
  • GB577187A - Improvements in or relating to speed changing mechanisms : en
  • GB577214A - Improvements in protective clothing equipment for seamen : en
  • IE17842L - Magnetic work holders : en
  • US2399801A - Method of making tool blades : en
  • US2399817A - Mineral oil : en
  • GB577128A - Improvements in or relating to the control of electric hotplates : en
  • GB577215A - Improvements in seamless hose and like knitting machines and the product thereof : en
  • FR909405A - Construction process and elements : en fr
  • US2399647A - Baby's heat-retaining nursing bottle holder : en
  • US2399835A - Brake latch : en
  • US2399697A - Fred j : en
  • US2399772A - Engine control : en
  • AU134193B2 - Improvements in or relating to circuit breakers : en
  • US2399776A - Grommet crimping tool : en
  • US2400003A - Electric contact : en
  • FR909517A - Bicycle frame rear shock absorber : en fr
  • GB577186A - Improvements relating to bomb carriers for aircraft : en
  • CA434560A - Educational toy : en fr
  • US2399959A - Process of producing esters : en
  • US2399917A - Calculating machine : en
  • CA434588A - Textile treating apparatus : en fr
  • AU133450B2 - Improvements in or relating to stands for detachably mounting frames and casings : en
  • US2399900A - Firearm : en
  • US2399877A - Chemical process, etc. : en
  • AU1113543A - Improvements in or relating tothe production and maintenance ofa relatively low temperature glow type discharge at pressures near or above atmospheric pressure : en
  • US2399734A - Centralized traffic controlling system for railroads : en
  • CA434557A - Lock structure : en fr
  • US2399775A - Means for drawing, forming, shaping, or embossing sheet metal and the like : en
  • FI21282A - Set the right hand handle for the carriage : en fi
  • FI21244A - Kokareabsorbator för absorptionskylapparater : en fi
  • US2399894A - System of feeding and assorting balls of dough : en
  • GB577253A - Tuyeres : en
  • FI21274A - Wooden coil spring : en fi
  • CA434594A - Direct reading densitometer : en fr
  • FR909515A - Improvements in stabilization of frequency modulated transmitters : en fr
  • AU130496B2 - Improvements in electrical distribution systems : en
  • US2399921A - Electric lamp : en
  • USD144626S - Design for a lamp or similar article : en
  • US2399698A - Loader : en
  • FR909314A - Concrete construction and its elements : en fr
  • FR909384A - Lighting diffuser, especially for photography and cinematography : en fr
  • USD144636S - Design for an electric light bulb : en
  • FR909389A - Device for selective protection of power lines : en fr
  • CA434634A - Aluminium chloride producing process : en fr
  • US2399658A - Single knob variable density filter control : en
  • US2399935A - Brush rigging : en
  • US2399821A - Disconnect device : en
  • US2399866A - Locking structure for ladies' handbags or the like : en
  • GB577105A - Improvements in thermionic valve holders : en
  • US2399786A - Portable carrying device : en
  • AU121380B2 - Improvements in rod clamps : en
  • USD144609S - Design for a washing machine receptacle : en
  • USD144612S - Design for a container cap : en
  • AU121385B2 - Improvements in or relating to liquid sprayers : en
  • US2400055A - Tube forming apparatus and method : en
  • US2399941A - Heating system of the circulating liquid class : en
  • US2400027A - Shaving machine : en
  • FI21279A - Method of preparation of granular nutrients : en fi
  • FR909351A - Board game : en fr
  • CA434630A - Motor suspension and truck construction : en fr
  • GB577112A - Improvements relating to methylation of olefins : en
  • US2399668A - Impulse duration responsive or indicating device : en
  • FR909539A - Electrical device for the destruction of insects : en fr
  • FR909476A - Trolley equipped with a motor for driving various machines : en fr
  • US2399766A - Bridging plug : en
  • FR909473A - Improvements in the manufacture of photoelectric cells : en fr
  • US2399813A - Measuring cup : en
  • GB577139A - Improvements in or relating to apparatus for measuring or indicating the roughnessesor undulations of a surface : en
  • US2399677A - Power saw for cutting plaster casts : en
  • FR909439A - Process for producing agglomerates, and agglomerates obtained by this process : en fr
  • FR909524A - Improvement in aerodyne bearing surfaces : en fr
  • US2399968A - Receiving apparatus for communication systems : en
  • US2399657A - Transmission : en
  • DK64475C - Textile Stuffing Apparatus. : da en
  • US2400007A - Reel mount : en
  • US2399631A - Coil winding form : en
  • FR909459A - Stripping composition for soldering lead tubes : en fr
  • GB577239A - Improvements in supports for electric discharge lamps : en
  • US2399785A - Metal hangar or similar building : en
  • US2399940A - Window arrangement and sash lifting mechanism : en
  • GB577179A - Improvements in and relating to the production of ammonium nitrate : en
  • US2399792A - Child's convertible chair : en
  • US2399728A - Lay motion for axminster looms : en
  • AU121388B2 - Improvements inlow-reflection surfaces on glass or similar light refracting materials : en
  • USD144643S - Embroidered trimming or similar article : en
  • US2399737A - Pressure actuated control device : en
  • US2399756A - Fluid control for fluid-driven motors : en
  • US2399797A - Spotweld horn and electrode assembly : en
  • US2400034A - Racemic estrogenic compounds : en
  • FR909307A - : fr
  • US2400012A - Catalytic preparation of cymenes : en
  • BE461166A - : en
  • USD144621S - Design for a pencil : en
  • US2399884A - Apparatus for removing slag from furnaces : en
  • AU133555B2 - Improvements inthe Ward Leonard System of electric motor control : en
  • FR909456A - Improvements to gasifiers : en fr
  • CA434626A - Building structure : en fr
  • FI21258A - Reinforced concrete block with fire protection reinforcement : en fi
  • FI21273A - Haystick pin replacement : en fi
  • FR909393A - Convex jaw pliers allowing tightening of nuts and rational tightening of all parts : en fr
  • GB577217A - Improvements in or relating to a tool for testing gears : en
  • GB577233A - Improvements in or relating to a process for obtaining transparent effects on regenerated cellulose staple fibre or fabrics containing regenerated cellullose stanle fibre : en
  • FR909343A - Method and amplification devices for achieving variable width bandwidths in radio equipment : en fr
  • AU121404B2 - Improvements in or relating to electrical circuit arrangements : en
  • AU1355244A - Improvements in rod clamps : en
  • US2400049A - Coupler carrier : en
  • US2399651A - Cooling system for internalcombustion engines : en
  • USD144625S - Design for an underwater mask : en
  • US2399973A - Seam : en
  • USD144628S - Design for a vacuum cleaner casing or similar article : en
  • GB577132A - Improvements relating to the control of fluid-flow in conduits connected in parallel : en
  • FI21245A - Exemption of carburetor from gas and carburettor for utilization of carburettor : en fi
  • FR909452A - Device for measuring the quantity of heat given up by a fluid flowing through a pipe : en fr
  • FR909520A - Improvements to cameras and in particular to cinematographic cameras : en fr
  • CA434575A - Thermionic valve circuit : en fr
  • FI21256A - Put on the bed : en fi
  • FR909546A - Electricity semiconductor coating and its manufacturing process : en fr
  • AU121379B2 - Improvements in and relating to chicken brooders : en
  • US2399791A - Hose coupling : en
  • US2399986A - Drilling method and fluid for use therein : en
  • FI21271A - En- eller tvåvingad dikeshyvel : en fi
  • US2399635A - Torsiograph : en
  • US2399852A - Centrifugal compressor : en
  • CA434561A - Piston ring making apparatus : en fr
  • US2399996A - Valve mechanism : en
  • FR909375A - Gasifier : en fr
  • CA434584A - Electrolytic magnesium production : en fr
  • CA434544A - Loading device for vehicles : en fr
  • CA434631A - Electric lock : en fr
  • CA434646A - Butter filling method into receptacles : en fr
  • CA434616A - Sound recording system : en fr
  • AU130560B2 - An improved oscillation generator having self-regulating features : en
  • FR909485A - Further training in steering systems for on-road vehicles : en fr
  • FR909318A - Improvements made to tie rods for windows or other applications : en fr
  • US2399735A - Phenol-aldehyde resins and methods of making and using the same : en
  • US2400038A - Esters of secondary phenolic amines : en
  • IE17386L - Shuttering for concrete walls etc : en
  • GB577185A - Improvements in or relating to folding step ladders : en
  • US2399696A - Combination sunlight or artificial heat dehydrator and hotbed : en
  • US2399753A - Multiple connections for electrical apparatus : en
  • FI21278A - Piano instrument : en fi
  • GB577261A - Improvements relating to slidable doors : en
  • GR10657B - REMOVABLE HOUSE FROM EC SOLID CONCRETE TILES. : el en
  • FR909525A - Automotive aerodyne : en fr
  • AU138444B2 - Improvements in and relating to couplings for pipes and tubes : en
  • GB577121A - Improvements in centrifugal cut-out devices or governors : en
  • USD144635S - Design for a car seat end support : en
  • US2399798A - Manufacture of electrical condensers : en
  • US2399967A - Low-temperature cabinet construction : en
  • FR909290A - : fr
  • FI21261A - Anordning vid sågblad : en fi
  • FR909316A - : fr
  • US2399664A - Kiln for brick and other clay products : en
  • AU335846A - Process forthe production of food preparations from potatoes and similar farinaceous tubers : en
  • US2399716A - Preparation of polycyclic aromatic compounds : en
  • FR909379A - Cross Block : en fr
  • CA434617A - Water-soluble carboxyethyl cellulose ether : en fr
  • US2399833A - Windshield wiper motor : en
  • US2399949A - Compounding and vulcanization of synthetic rubber : en
  • US2399782A - Infant's wrapper : en
  • US2399982A - Paper product and method of making same : en
  • US2399984A - Method and apparatus for the gaseous reduction of iron oxide in suspension : en
  • US2399636A - Toy : en
  • US2399915A - Exercising apparatus : en
  • CA434581A - Insulation for magnetic steel : en fr
  • FR909454A - Fonsar process for the manufacture of hardened cast iron shot : en fr
  • AU320946A - Improvements in or relating to combustion plants with gas cooled combustion chambers : en
  • AU296446A - Improvements in electrical distribution systems : en
  • US2400004A - Means for forming sheet metal : en
  • CA434539A - Soil moving device : en fr
  • US2399682A - Signaling apparatus : en
  • FI21259A - Anordning vid s.k. pivåfönster : en fi
  • GB577264A - Apparatus for supplying air to furnaces : en
  • FR909541A - Rotary compressor : en fr
  • GB577135A - Improvements in or relating to the manufacture of permanent magnets : en
  • US2400050A - Tetrahydrofurfuryl ether of aminodiphenylamine : en
  • US2399619A - Coal mine haulage vehicle : en
  • US2399963A - Low temperature cabinet construction : en
  • US2399662A - Process of alkylating aromatic hydrocarbons : en
  • US2399876A - Toy track : en
  • AU332946A - Improvements in or relating to circuit breakers : en
  • DK64466C - Procedure for the Extraction of Enzymes and Insulin from Pancreatic Mammals. : da en
  • USD144630S - Design for a fork or similar article : en
  • US2399804A - Method of securing elastomeric films to sheet material : en
  • FR909432A - Improvements to metal frames for construction : en fr
  • CA434644A - Fastener : en fr
  • US2399965A - Method for determining combustible gases in gas mixtures : en
  • US2399675A - Signal amplifier : en
  • CA434640A - High-wheel locomotive : en fr
  • AU340046A - Improvements in circuit breakers for controlling lighting and like moderate power circuits : en
  • US2400018A - Electric follow-up switch : en
  • US2399936A - Rectal lubricating injector : en
  • USD144641S - Embroidered trimming or similar article : en
  • AU319846A - Improvements in or relating to telephone systems : en
  • AU318546A - Improvements inthe manufacture of chairs orthe like : en
  • CA434605A - Electromagnetic clutch : en fr
  • AU329646A - Improvements in or relating to means for fumigating with compounds forthe control of insects, fungi and similar pests : en
  • CA434596A - Engine controller : en fr
  • AU121407B2 - Phase inverter circuit : en
  • AU116740B2 - Improvements in or relating tothe manufacture of metal screw gauges andthe like : en
  • US2399881A - Weft inserting device : en
  • CA434565A - Method of inhibiting formation of black spots on tinned copper : en fr
  • CA434601A - Insulation material : en fr
  • FI21289A - Training target board : en fi
  • GB577262A - Improvement in bead machines : en
  • USD144604S - Design for an eyeshield or similar article : en
  • USD144617S - Design for a coin bank : en
  • CA434598A - Wirebound box : en fr
  • AU336946A - Improvements in or relating to stands for detachably mounting frames and casings : en
  • US2399705A - Metallic bronze paste or powder pigments and methods of manufacturing the same : en
  • US2399661A - Phase comparison apparatus : en
  • AU133462B2 - Process of manufacturing foodstuffs from cereals : en
  • US2399780A - Manufacture of aromatic hydrocarbons : en
  • US2399989A - Box hinge : en
  • AU128551B2 - Improvements in a liquid multiple vitamin preparation and preparing same : en
  • FI21283A - Förfaringssätt vid framställning av fiberplattor : en fi
  • GB577195A - Improvements in or relating to calculating machines : en
  • GB577219A - Improvements in or relating to insulated electric terminals for leading electric conductors through metal surfaces and containers for electric components : en
  • CA434613A - Wiring system polarized outlet section : en fr
  • AU132252B2 - Improvements intone control and feedback circuits for audio frequency amplifiers : en
  • AU1263244A - Improvements in or relating to thermionic valve modulating and demodulating circuits : en
  • AU134694B2 - Improvements relating to continuous electrode furnaces : en
  • FR909357A - Improvement in two-stroke engines : en fr
  • AU1280144A - Phase inverter circuit : en
  • AU121402B2 - Improvements in or connected with constructional toys : en
  • US2399762A - Shuttle check for floating binders : en
  • CA434612A - Telephone signal receiver : en fr
  • FR909417A - Process for obtaining a basic product usable in jam making and resulting products : en fr
  • GB577184A - Improvements in or relating to couplings for pipes or electric cables : en
  • US2399624A - Thread diameter gauge : en
  • US2399721A - Geneva movement : en
  • US2399886A - Clutch : en
  • AU306646A - Improvements relating to automatic telephone systems : en
  • US2399660A - Teeth cleaning unit : en
  • US2399937A - Tire repairing apparatus : en
  • US2399646A - Heated backing-up strip for sheet metal welding : en
  • US2399824A - Adjustable jig and holder : en
  • AU132005B2 - Flared article chuck assembly : en
  • USD144608S - Design for an electric tool unit : en
  • US2399783A - Fuel preheating device : en
  • US2399939A - Drill chuck : en
  • US2399727A - Cutting tool : en
  • AU2192645A - Improvements intone control and feedback circuits for audio frequency amplifiers : en
  • AU270646A - An improved oscillation generator having self-regulating features : en
  • GB577101A - High altitude pressure flying clothing : en
  • FR909497A - Use of the root of alstonia-spathulata (commonly known as <<cay-mop>> by Indochinese) as a basic material for the preparation, preparation, construction of all devices, devices, so-called rescue objects, individual or collective : en fr
  • US2399815A - Method of welding : en
  • AU121409B2 - Improvement in gate mechanisms for mechanical concentrating devices : en
  • GR10661B - MANNER OF PUBLICATION OF THE SCHOOL GEOGRAPHICAL MAP OF GREECE IN TWO DIFFERENT WAYS ON THIS SHEET OF PAPER WITH A COVER OF SPECIAL CURRENT. : el en
  • GB577146A - Improved apparatus for applying adhesive tape or similar adhesive wrappings to packages : en
  • CA434552A - Blind fixture : en fr
  • US2399760A - Coded track circuit for railroads : en
  • AU329346A - Improved pump, compressor, motor orthe like : en
  • CA434611A - Loop antenna circuit : en fr
  • FI21287A - Refinement of the image from the photographic image : en fi
  • USD144619S - Design for a bottle : en
  • FR909488A - Device for opening the bolt of a lock without touching the operating button : en fr
  • GB577226A - Improvements in electrically operated apparatus for the automatic control of power operated track vehicles : en
  • GB577151A - Improvements in or relating to packages or wrappers for small discrete bodies to facilitate the opening thereof : en
  • GB577171A - An improved manufacture of aromatic hydrocarbons : en
  • GB577175A - An improved cartridge-feed mechanism for belt-fed machine-guns : en
  • USD144610S - Design for a car seat end support : en
  • FI21260A - Anordning vid fönsterkarmar och fönsterramar : en fi
  • CA434609A - Sander : en fr
  • USD144661S - Design for a coat : en
  • GB577183A - Improvements in and relating to the control of electric motors driving winding engines, hoists and the like : en
  • US2399947A - Compounding and vulcanization of synthetic rubber : en
  • USD144647S - Embroidered trimming or similar article : en
  • GB577099A - Improvements in or relating to carburettors : en
  • US2399722A - Material handling device : en
  • AU131101B2 - Improvements in fuel supply systems for internal combustion engines : en
  • FR909338A - Degreasing and cleaning product, mainly for industrial uses : en fr
  • FR909434A - Profiled sheet window with advanced drainage system : en fr
  • US2399748A - Sizing composition for use in papermaking : en
  • US2399626A - Polymers : en
  • US2400032A - Knee joint for artificial legs : en
  • GB577120A - Improvements relating to oscillographic apparatus : en
  • FR909548A - Quick-assembly masonry house : en fr
  • FR909303A - Pencil combining 12 or 14 leads and not exceeding the thickness of an ordinary pencil : en fr
  • GB577245A - Improvements in and relating to electric induction apparatus : en
  • CA434624A - Diol (1,3-) production : en fr
  • US2400058A - Skirt hanger : en
  • US2399642A - Utility hand cart : en
  • AU136464B2 - Improvements in or relating to telephone systems : en
  • CA434641A - Swing joint : en fr
  • US2399892A - Bender for rolled-up metal strip : en
  • US2399806A - Machine-tool control : en
  • US2399938A - Control apparatus : en
  • FI21242A - Exemption rate for ammonium nitrate production : en fi
  • FI21249A - Clock with self-acting switching device for either radio receivers, lighting, advertising or alarm purposes : en fi
  • DK64472C - Line drill. : da en
  • US2399632A - Industrial truck : en
  • FR909311A - Plan or map to facilitate travel : en fr
  • FR909468A - Improvements to rotating lighting devices for aquarium imitations, dioramas, advertising devices or other applications : en fr
  • USD144616S - Design for leather or similar article : en
  • US2399641A - Purification of crude trichloroacetyl chloride : en
  • US2399995A - Trolley shoe current collector : en
  • US2399665A - Cream separator : en
  • US2399796A - Syringe : en
  • US2400040A - Means for and method of handling crude oleoresins : en
  • US2399757A - Tube : en
  • US2399695A - Follow-up system : en
  • US2400045A - Hydroxy-pyrmine derivatives : en
  • CA434592A - Comminuting machine : en fr
  • GB577124A - Improvements in or relating to insecticidal preparations for use in buildings : en
  • GB577149A - Improvements in or relating to electron discharge devices : en
  • USD144622S - Combined cigarette dispenser and match holder : en
  • US2399699A - Electric control circuit : en
  • US2399918A - Test system : en
  • US2399774A - Harvester : en
  • US2399844A - Combined bailer and dump : en
  • US2399871A - Furnace : en
  • CA434550A - Telephone memorandum device : en fr
  • AU137103B2 - Improvements in or relating to liquid supply system fora multiple cylinder internal combustion engine : en
  • US2399659A - Belt link : en
  • US2399992A - Exposure meter for print-making apparatus : en
  • AU338546A - Negative feedback amplifier : en
  • CA434645A - Adhesive production : en fr
  • US2399818A - Adjustable plow : en
  • US2399950A - Railway freight car : en
  • US2399983A - Toy : en
  • CA434573A - Telephone system : en fr
  • GB577235A - Improvements in or relating to adjustable drawing dies : en
  • FR909355A - Improvements to pasta shaping devices : en fr
  • GB577140A - Improvements in flushing cisterns : en
  • FR909323A - Adjustable width beam for all types of looms : en fr
  • CA434614A - Drying by radio frequency in a vacuum : en fr