• US2401654A - Ammunition hopper for use on automatic guns : en
  • USD144929S - Design fok a toy microphone set : en
  • US2401302A - Press : en
  • US2401432A - Radio position locator : en
  • US2401390A - Retractable lamp structure : en
  • CA435117A - Reel : en fr
  • AU127798B2 - Improvements in or relating to synthetic dry-laid tissue paper, and methods of making the same : en
  • US2401388A - Detachable luggage carrier : en
  • CA435149A - Mattress : en fr
  • FR910262A - Faulx and its manufacturing process : en fr
  • FR910490A - Altimeter : en fr
  • US2401471A - Drill grinder : en
  • US2401525A - Method of introducing an amino group into aromatic compounds : en
  • US2401429A - Process for the production of 2-amino-carboxylic acid nitriles : en
  • US2401318A - Toilet kit : en
  • US2401419A - Impulse distributor : en
  • CA435110A - Photographic printer light control : en fr
  • FR910337A - Lighting fixture : en fr
  • FR910433A - Optometer : en fr
  • GB577964A - Delivering liquids in measured quantities : en
  • GB577840A - Improvements in or relating to extractive distillation processes : en
  • CA435154A - Sheet metal box lid hinged connection : en fr
  • FR910332A - Multiple-branch outlet : en fr
  • USD144886S - Design for an advertising sign : en
  • FR910496A - Process for the agglomeration of pulverulent fuels and products obtained by this process : en fr
  • AU132307B2 - Improved process for dyeing acrylonitrile articles : en
  • US2401436A - Pictorial display device : en
  • US2401674A - Fluid transfer device : en
  • US2401568A - Spring assembly for vehicle wheels : en
  • GB577909A - Improvements in or relating to high frequency induction heating apparatus : en
  • US2401443A - Apparatus for production of mirrored surfaces : en
  • US2401411A - Frequency response testing system : en
  • US2401617A - Capsule structure : en
  • FR910387A - Improvements relating to hydraulic presses and the like : en fr
  • GB577821A - Improvements in hpmv electric discharge and like devices : en
  • US2401389A - Asbestos yarn : en
  • USD144931S - Design for a soft brink bar : en
  • US2401372A - Electronic musical instrument : en
  • US2401664A - Box : en
  • US2401549A - Unsaturated carbamate and polymers thereof : en
  • US2401606A - Method of manufacturing tanks : en
  • USD144933S - Poyer airplane : en
  • FR910282A - Directed ventilation dryer for use by hairdressers : en fr
  • FR910393A - Elastic coupling, radial and by concentric tubular shafts, for axle and driving wheels for traction on railway tracks : en fr
  • FR910476A - Metal pile : en fr
  • FR910267A - Piezoelectric crystal mount : en fr
  • GB577867A - An improved electrical insulating compound : en
  • US2401678A - Removal of hydrogen halides from hydrocarbon conversion products : en
  • GB577839A - Improvements relating to electrical control mechanism : en
  • FR910389A - Socket for lamp and in particular for miniature lamp : en fr
  • US2401367A - Coupling means for camera attachments : en
  • US2401634A - Ultra high frequency coupling device : en
  • FR910439A - Process for making figurines : en fr
  • FR910325A - Pouch for cigarettes or other similar items : en fr
  • GB577822A - Improvements in quartz envelopes having electrical leads sealed through them : en
  • US2401644A - Method for producing chlorine : en
  • US2401340A - Process for treating rolling oils : en
  • US2401449A - Resilient mounting : en
  • US2401444A - Removal of acetylene from gases : en
  • US2401465A - Grain loading and unloading device : en
  • US2401623A - Film loading device : en
  • GB577889A - Improvements in or relating to magazines for firearms : en
  • FR910467A - Balanced car for children : en fr
  • GB577813A - Improvements in and relating to the production of aromatic hydrocarbons from alicyclic hydrocarbons : en
  • FR910409A - Improvements in stereoscopic cinematography and the like : en fr
  • FR910335A - Improvements to high-pressure air blowers : en fr
  • GB577934A - Improvements in or relating to the fuelling of aircraft : en
  • GB577967A - Improvements in and relating to rotatable valves for internal combustion engines andthe lubrication thereof : en
  • FR910354A - Composition based on synthetic resins, for bonding and installation of all materials : en fr
  • US2401311A - Combined ironing board and stepladder : en
  • US2401695A - Range finder : en
  • US2401427A - Nut device and installation thereof : en
  • FR910473A - Very high purity crystallized glucose manufacturing process : en fr
  • FR910334A - Locking device for nuts : en fr
  • FR910338A - Gradual speed change : en fr
  • US2401428A - Electrodeposition of nickel : en
  • GB577857A - Improvements in or relating to ordnance : en
  • US2401464A - Privacy system : en
  • US2401542A - Process for making tubing : en
  • US2401335A - Recovery of diketones and related products from technical liquors containing diketones : en
  • CA435147A - Magnesium and magnesium base alloy : en fr
  • DK64527C - Mechanism for Adjusting Weight Marking Organs by Registering Weights. : da en
  • AU134291B2 - Plan position indicating systems and methods : en
  • US2401636A - Process for reducing the olefin content of an olefinic distillate : en
  • USD144941S - Design fob a spoon ok similar article : en
  • FR910299A - Bricks : en fr
  • FR910255A - so-called indestructible nut : en fr
  • FR910348A - Phosphorescent pigments based on alkaline earth sulphides : en fr
  • FR910487A - Cellulose materials resistant to microorganisms such as fungi and molds : en fr
  • FR910429A - case for lipstick, blush and the like : en fr
  • GB577823A - Improvements in or relating to methods of bringing about adhesion between surfaces : en
  • US2401630A - Engine : en
  • GB577923A - Improvements in and relating to windows : en
  • USD144955S - Design fob a staple puller : en
  • FR910290A - Improvements to shock absorbers for airplanes or the like : en fr
  • FR910427A - Device for automatic correction of the magnetomotive force of windings subjected to temperature variations : en fr
  • GB577945A - Improvements in or relating to loading devices for semi-automatic guns : en
  • US2401486A - Beveling machine : en
  • CA435098A - Electrical connecting device : en fr
  • US2401521A - Bomb sight : en
  • GB577951A - Improvements in or relating to wearing apparel : en
  • AU1477344A - Improvements' in or relation tothe protection of metal surfaces : en
  • CA435083A - Exerciser : en fr
  • CA435152A - Photographic film : en fr
  • DK64523C - Procedure for the Preparation of Manganates. : da en
  • CA435162A - Zinc base alloy : en fr
  • US2401611A - Cutter bar for lawn mowers : en
  • FR910384A - Universal divider head mounted on the right and left with special drive device for helical work : en fr
  • AU114168B2 - Improvements in and relating to methods of and means for aiming guns mounted in aircraft : en
  • US2401328A - Sound translating device : en
  • US2401293A - Stable vitamin containing products : en
  • FR910463A - Improvements to beehive combs : en fr
  • GB577943A - Improvements in or relating to electric insulating materials : en
  • US2401648A - Means for manufacturing composite board structures : en
  • CA435124A - Double glazed window : en fr
  • US2401315A - Correction for spherical and chromatic aberrations in electron lenses : en
  • US2401567A - Power transmission : en
  • US2401334A - Process of aromatizing sulphurcontaining hydrocarbons : en
  • US2401608A - Process for the nuclear methylation of phenols : en
  • FR910276A - Improvement in the cotton trade : en fr
  • GB577850A - Means for compensating the differences of thermal expansion of a pipe and its fluid in hydraulic transmission systems : en
  • FR910424A - Improvement of doors, guillotine oven : en fr
  • US2401360A - Heating pad : en
  • GB577878A - Improvements relating to door handles : en
  • GB577875A - The method of stabilizing a plastic composition comprising ethyl cellulose : en
  • GB577825A - Improvements in or relating to valves : en
  • GB577833A - Improvements in arrangements comprising electric discharge lamps and condenser-resistor combinations incorporating fusible cut-outs : en
  • FR910479A - Torch armor-plated nozzle for autogenous welding, heating and metal cutting : en fr
  • FR910376A - Vulcanized rubber regeneration process : en fr
  • GB577835A - Improvements in or relating to containers for liquid fuels : en
  • GB577950A - Improvements relating to jet-propelled aircraft : en
  • US2401473A - Calculating machine : en
  • US2401312A - Shutoff for constant level control devices : en
  • US2401397A - Hydraulic apparatus : en
  • US2401533A - Spark plug test bomb : en
  • US2401683A - Means for mounting the traveling wheels of road vehicles : en
  • FR910385A - Spindle for braiding loom : en fr
  • AU121477B2 - Improvements in or relating to splitting, skiving or like machines orto products obtained bythe use of such machines : en
  • FR910403A - Bending machine for sections whose thickness is small relative to the extent of the sections : en fr
  • GB577962A - Improvements in cooking stoves having thermostatic control devices : en
  • US2401563A - Engine ignition control means : en
  • GB577916A - Improvements relating to air heaters : en
  • GB577890A - Improvements relating to gun-turrets for aircraft : en
  • FR910330A - Grease gun for flexible transmission : en fr
  • US2401570A - Hydraulic surge damper : en
  • US2401689A - Long base range finder : en
  • USD144940S - Design for a lamp base : en
  • GB577872A - Improvements in or relating to the manufacture of synthetic rubber articles : en
  • US2401352A - Party line identification system : en
  • GB577897A - Improvements in or relating to mechanism for releasing loads from aircraft : en
  • GB577837A - Improvements in or relating to pumps especially for fuel supply systems for internalcombustion engines : en
  • FR910326A - Cycle bottom bracket : en fr
  • GB577903A - Improvements in or relating to projectiles and to a method of firing the same : en
  • US2401336A - Manufacture of ketals and other derivatives of 1, 2-diketones : en
  • CA435175A - Railway switch operating apparatus : en fr
  • US2401298A - Tape working machine and method : en
  • US2401350A - Recording apparatus : en
  • FR910271A - Refinements to split iron core chokes : en fr
  • FR910251A - Bed warmer : en fr
  • US2401349A - Dry-battery torch or flash lamp : en
  • US2401384A - Television system : en
  • US2401647A - System for frequency conversion and comparison of frequencies : en
  • FR910252A - Device for cutting an electrical circuit at a determined frequency : en fr
  • FR910448A - Method and device for joining beams or the like : en fr
  • CA435065A - Hydraulic coupling : en fr
  • GB577865A - Liquid-fuel combustion-chamber : en
  • GB577879A - Improvements in the bleaching of oils and fats : en
  • US2401385A - Refrigeration : en
  • US2401666A - Paint compositions from aqueous and nonaqueous vehicle : en
  • FR910324A - Assembly system, especially for furniture and especially for metal beds : en fr
  • AU434146A - Amino-alkyl esters of Diphenylamine Mono-Carboxylic Acids : en
  • CA435077A - Stud welding means : en fr
  • FR910404A - Electric calculator : en fr
  • US2401353A - Coupled network : en
  • US2401573A - New modulation system for portable equipment : en
  • FR910491A - New conceptions of canned food : en fr
  • DK64528C - Procedure for Making a Adhesive for Paper or Cardboard. : da en
  • GB577874A - Improvements in or relating to the plasticisation of rubber or the like : en
  • US2401531A - Mechanism for setting up welt bars and welt rods in flat knitting machines : en
  • USD144920S - Design for a multipurpose tool : en
  • GB577866A - Improvements relating to film-forming materials and products formed therefrom : en
  • AU134510B2 - Improvements in ultrahigh frequency waveguide apparatus : en
  • US2401604A - Means for tuning electrical oscillators : en
  • AU372046A - Improvements in or relating tothe removal of ultimate moisture from powdered products : en
  • AU134098B2 - Improvements in or relating to telephone systems : en
  • CA435101A - Electric translating apparatus : en fr
  • CA435123A - Paper container threaded closure : en fr
  • FR910351A - Further training in starting devices for slip-ring asynchronous motors : en fr
  • FR910391A - Use of metal frames in the establishment of baths, sinks, bidets, shelves and others made of marble, or similar material : en fr
  • FR910270A - Method for controlling periodic operations : en fr
  • FR910281A - Staged steam compressor : en fr
  • FR910286A - Artillery ammo crate : en fr
  • US2401378A - Hydraulic transfer tube for strut mechanism : en
  • FR910297A - Improvements to multi-wave radio receivers : en fr
  • USD144948S - Electric record player or similar article : en
  • FR910428A - New casing process in cultivating cultivated mushrooms : en fr
  • US2401374A - Metal coating process and apparatus therefor : en
  • FR910442A - Further training in cathode-ray tubes : en fr
  • AU121486B2 - Method and apparatus for refining tin : en
  • AU135816B2 - Electron discharge device : en
  • DK64526C - Procedure for the manufacture of small bodies of drugs useful as implants. : da en
  • CA435064A - Car storage facility : en fr
  • AU135619B2 - Latching mechanism : en
  • CA435134A - Cable forming apparatus : en fr
  • CA435079A - Fuel nozzle : en fr
  • AU132383B2 - Converter systems for angle modulated waves : en
  • FR910399A - joists for reinforced concrete floors : en fr
  • US2401396A - Photoelectric control : en
  • CA435105A - Optical prism making apparatus : en fr
  • USD144942S - Design for a stuffed toy animal : en
  • DK64529C - Device by Radsaamaskiner. : da en
  • CA435086A - Self-tapping screw : en fr
  • CA435120A - Pulverized fuel burner : en fr
  • US2401509A - Electrode contact assembly : en
  • GB577914A - Improvements in pressure sensitive capsules : en
  • AU385740A - Improvements in and relating to methods of and means for aiming guns mounted in aircraft : en
  • GB577880A - Improvements in the manufacture of soap : en
  • US2401539A - Seal : en
  • US2401669A - Counterbalancing attachment for pumps : en
  • CA435107A - Optical element blocking method : en fr
  • CA435171A - Textile material finishing process : en fr
  • AU357746A - Improvements in or relating tothe manufacture of gelatine blasting explosives : en
  • FR910378A - Pallet vacuum mulcher : en fr
  • GB577844A - Improvements in or relating to resistance spot welding : en
  • US2401699A - Sound image in multilayer film : en
  • US2401358A - Antifeedback circuit system : en
  • US2401632A - Magazine for magnetic recording apparatus : en
  • US2401307A - Countersink : en
  • US2401323A - Production of metal hydrides : en
  • US2401442A - Manufacture of tempered glass : en
  • US2401524A - Clutch : en
  • US2401537A - Treatment of glass surfaces : en
  • US2401597A - Pin-type feeding device : en
  • USD144919S - Design for an educational toy : en
  • CA435135A - Stabilized diazo-type sensitive material : en fr
  • CA435076A - Strainer insert for hydraulic accumulators : en fr
  • GB577886A - Improvements in or relating to telephone systems : en
  • US2401628A - Vehicle driving mechanism : en
  • AU121474B2 - An improved domestic apron : en
  • FR910342A - Connecting link for chains : en fr
  • GB577884A - Improvements in or relating to spacing collars and the like for mounting cutters or other articles on shafts : en
  • CA435136A - Hydraulic shock absorber sealing means : en fr
  • AU1377144A - Improvements in vulcanizers : en
  • GB577845A - Improvements in or relating to electric switchboards and the like : en
  • GB577929A - Improved barrier for military, police and other purposes : en
  • AU1463944A - Improvements in and connected withthe manufacture of combined envelope and letter sheet : en
  • US2401496A - Power transmission mechanism for aircraft engines : en
  • US2401319A - Manufacture of wire mesh fabric : en
  • US2401362A - Method of working an article : en
  • FR910265A - Removable device for traction accumulator batteries on motor vehicles : en fr
  • FR910370A - Adjustable measuring disc for calibration verification : en fr
  • FR910478A - Improvements to continuous furnaces for the carbonization of solid fuels, for the production of hydrogen-rich gas : en fr
  • FR910386A - Sewing Machine Improvements : en fr
  • FR910417A - Lighting device for vehicles, in particular for automobiles, making it possible to suppress glare : en fr
  • US2401409A - Periodical display rack : en
  • FR910359A - Improvement in freewheels of multi-gear bicycles : en fr
  • USD144889S - Sheet op writing paper or the like : en
  • US2401511A - Preheater for bottle caps : en
  • US2401600A - Polyphase vibratory device : en
  • FR910312A - Manufacturing process of a sealed container : en fr
  • US2401547A - Preparation of beta-alanine by reduction of cyanoacetic acid : en
  • FR910355A - Metal canister, which can form a gasoline container : en fr
  • US2401502A - Heating unit : en
  • US2401420A - Cutting tool : en
  • US2401500A - Log barker : en
  • USD144936S - Schmued airplane : en
  • GB577940A - Improvements in or relating to electrically operated calculating apparatus : en
  • FR910304A - Process for obtaining lignin and for recovering sodium hydroxide from waste liquors from the manufacture of cellulose by the alkaline method : en fr
  • FR910316A - Four-leaf window allowing full clearance of the bay : en fr
  • US2401672A - Fastening device : en
  • US2401417A - Dispensing system : en
  • USD144898S - Sheet of writing paper or the like : en
  • US2401693A - Stereoscopic range finder : en
  • USD144934S - Design fob a drink mixer : en
  • FR910379A - Collapsible crate for packaging cakes, cookies and any other generally light and fragile items : en fr
  • US2401379A - Spring loaded seal for shafts and bearings : en
  • US2401534A - Spoon : en
  • FR910256A - Method and device for molding and packaging plastics : en fr
  • GB577851A - Improvements in or relating to spring transmission or coupling elements for use in training or elevating guns : en
  • US2401515A - Underreamer : en
  • US2401627A - Puncture sealing gas tank : en
  • FR910441A - Method for optically copying images on embossed media : en fr
  • FR910315A - Bottle filling and capping machine : en fr
  • FR910398A - Use of the axial rotation of one of the wheels of the bicycle as a device to produce the electrical energy necessary for the lighting of the cycle : en fr
  • US2401580A - Method of increasing the high temperature strength of heat-resisting alloys : en
  • FR910320A - Improvements made to the construction of continuous kilns for bricks, tiles, etc. : en fr
  • US2401479A - Treatment of wool : en
  • US2401490A - Keyseating tool : en
  • US2401625A - Method of making puncture sealing material : en
  • DK64532C - Locking device at Doors. : da en
  • USD144883S - Design fob a brooch ob similar article : en
  • US2401610A - Lamp socket : en
  • USD144891S - Sheet op writing paper or the like : en
  • US2401322A - Air cleaner : en
  • US2401523A - Welding electrode holder : en
  • GB577855A - System utilising electrical pulses for measuring distances : en
  • GB577881A - Improvements in rotary pumps : en
  • US2401377A - Gate valve construction : en
  • US2401665A - Oil well choke : en
  • GB577915A - A machine for cutting potatoes into chips : en
  • FR910377A - Manufacturing process of synthetic materials replacing leather and skins : en fr
  • US2401462A - Apparatus for determining the proficiency of code students : en
  • US2401582A - Manufacturing of cellulated bodies : en
  • US2401434A - Quiz machine : en
  • US2401602A - Bobbin receptacle support : en
  • US2401575A - Directional radio transmitting system : en
  • AU1222043A - Improvements in electric water heaters ofthe storage type : en
  • US2401700A - Range finder : en
  • GB577938A - Improvements in and relating to non-return valves : en
  • GB577937A - Improvements in or relating to radio range finder : en
  • US2401466A - Internal-combustion engine : en
  • CA435159A - Zinc base alloy : en fr
  • FR910294A - thermostatic oven : en fr
  • US2401321A - Geometrical instrument : en
  • US2401601A - Antenna : en
  • US2401707A - Range finder : en
  • FR910307A - Folding sofa bed : en fr
  • GB577941A - Improvements in fuzes for bombs and other missiles or projectiles : en
  • FR910447A - Control device for dryer : en fr
  • FR910369A - Continuous printing on fabrics or other media, using rotary stencils : en fr
  • US2401520A - Drying of material : en
  • USD144950S - Design fob a brooch or similar article : en
  • FR910485A - Light alloy engine cylinder head manufacturing process : en fr
  • US2401516A - Winding machine : en
  • AU121483B2 - Improvements in or relating to braces for use with trousers : en
  • CA435119A - Silicon carbide article : en fr
  • US2401416A - Amplifier for pulses : en
  • US2401501A - Synchronous remote control : en
  • US2401590A - Portable building structure : en
  • CA435148A - Press : en fr
  • CA435163A - Zinc base alloy : en fr
  • AU121482B2 - Improvements in vulcanizers : en
  • AU136488B1 - Improvements in or relating to the production of coloured images in photographic elements by color-forming development : en
  • AU414346A - Plan position indicating systems and methods : en
  • US2401423A - Impulse generator : en
  • GB577834A - Improvement in armor : en
  • US2401317A - Motorcar : en
  • US2401452A - Gauze weaving loom : en
  • AU133084B2 - Improvements in or relating to wiper assemblies lor automatic switches as used in telephone systems : en
  • FR910368A - Oil burner : en fr
  • US2401329A - Wire heading apparatus : en
  • US2401535A - Stringing needles : en
  • CA435087A - Railway car truck : en fr
  • US2401356A - Recorder : en
  • US2401447A - Multiplier circuit : en
  • US2401440A - Cellulose phosphonamides : en
  • USD144915S - Design for a wall bracket : en
  • GB577942A - Improvements in or relating to apparatus for generating electrical pulses : en
  • GB577854A - Improvements relating to the measurement of distances by electromagnetic radiation : en
  • CA435179A - Shaft coupling : en fr
  • FR910455A - Method and electrode for oxy-electric cutting : en fr
  • US2401487A - Balance : en
  • US2401685A - Stabilization of zein with ethylene oxide : en
  • GB577847A - Improvements relating to pyrophoric lighters : en
  • FR910432A - Oscillator assembly : en fr
  • US2401612A - Novel or improved means for use more especially in displaying and changing musical score : en
  • GB577905A - Improvements relating to automatic release mechanisms operating by immersion : en
  • FR910406A - Radial jaw chuck : en fr
  • GB577960A - The manufacture of sheets, films, foils, pellicles or the like : en
  • FR910459A - Frame for curtains and the like : en fr
  • US2401536A - Mechansim for control of splines : en
  • US2401532A - Hand and power steering mechanism : en
  • USD144930S - Feed section unit for electrical wiring systems : en
  • GB577883A - Improvements in and relating to rotatable valves for internal combustion engines : en
  • GB577893A - Improvements in or relating to electrically operated calculating equipment : en
  • CA435157A - Zinc base alloy : en fr
  • FR910356A - Composite hollow bodies with tight walls in vibrated and compressed concrete : en fr
  • DK64531C - Pump with rotating Wings. : da en
  • FR910257A - Removable mud guard for cycles : en fr
  • FR910327A - Device allowing precise measurement by luminous indication of the relative movements of any moving part : en fr
  • GB577958A - Improvements in or relating to aircraft having moving aerofoils or wings : en
  • FR910328A - Device intended to contain materials suitable for the conservation of wines, replacing oil, to be applied to the stoppers of containers not stoppered by machine : en fr
  • GR10684B - APPLIANCE FOR EXACTLY SETTING THE CLOCKS OF THE CITY OF PENDING AND TABLES. : el en
  • FR910317A - Trellis for plastering and similar works : en fr
  • FR910288A - Process for preserving vegetable purees and fruit compotes : en fr
  • GB577895A - Improvements in or relating to electrically operated calculating equipment : en
  • GB577820A - Improvements in or relating to means for projecting stereoscopic views : en
  • AU1343044A - Control system for hydraulic machinery : en
  • FR910458A - Dressing objects : en fr
  • FR910318A - Process for obtaining waterproof slats without a rigid core, intended for covering terraces, gazebos and the like : en fr
  • GR10680B - PROTECTIVE VALVE FOR OVERLOATING OF TIRES IN TIRE. : el en
  • CA435144A - Ready-to-eat food product : en fr
  • FR910482A - Automatic device preventing the obstruction of orifices for spraying liquids : en fr
  • US2401392A - Sweet potato products and method of making : en
  • USD144928S - Design for a portable heater : en
  • USD144956S - Covered receptacle for preparing and serving food : en
  • FR910350A - Advanced core for shell molding internal combustion engine pistons : en fr
  • US2401569A - Apparatus for effecting intimate contact between gases and liquids : en
  • USD144885S - Design for a box : en
  • AU306246A - Improvements relating toa multiple pumping unit for lubrication systems : en
  • FR910466A - Siphon rinsing device : en fr
  • GB577869A - Improved process for the alkylation of isoparaffins with olefins : en
  • CA435089A - Engine valve guide : en fr
  • CA435172A - Circuit controller : en fr
  • AU404946A - Improvements in balanced-to-unbalanced circuit connector : en
  • US2401676A - Machine for winding coils : en
  • US2401326A - Production of metal hydrides : en
  • US2401424A - Impulse generator : en
  • CA435129A - Bytyl rubber bonding method : en fr
  • US2401324A - Wide-angle telescope objective : en
  • US2401514A - Plastic arch support : en
  • US2401629A - Tone converter : en
  • AU326346A - Resin and powdered metal composition and method of making same : en
  • US2401454A - Teletypewriter secrecy system : en
  • US2401519A - Vulcanization accelerators : en
  • FR910443A - Improvements made to heating block elements and to blocks comprising such elements : en fr
  • AU388746A - Converter systems for angle modulated waves : en
  • AU121471B2 - Improvements in rivets : en
  • USD144905S - Design for a teacup : en
  • US2401483A - Projectile and method of making the same : en
  • FR910416A - Improvements to sprayers, more specifically to paint guns : en fr
  • GB577828A - Improvements in or relating to electric insulating materials : en
  • AU402146A - Latching mechanism : en
  • CA435109A - Shutter drive mechanism : en fr
  • AU402646A - Improvements in or relating to telephone systems : en
  • US2401559A - Door latch operating mechanism : en
  • US2401459A - Toy airplane : en
  • US2401649A - Production of aromatics : en
  • US2401477A - Teletypewriter secrecy system : en
  • AU133314B2 - Improvements relating to secondary electric battery : en
  • CA435058A - Hydraulic press : en fr
  • USD144896S - Sheet op writing paper or the like : en
  • FR910258A - Method and device for capturing so-called fickle bees : en fr
  • FR910363A - Progressive speed variator : en fr
  • US2401363A - Cracking process : en
  • US2401470A - Fruit jar holder : en
  • US2401591A - Sleeping jacket : en
  • GB577906A - A process and apparatus for the cracking of carbonaceous material : en
  • GB577939A - Improvements in the directive propagation of electro-magnetic waves : en
  • FR910456A - Method and fusible metal electrode for electric arc welding in the presence of gas : en fr
  • GB577901A - Improvements in and relating to the production of pure dimethylaniline : en
  • AU121480B2 - Control system for hydraulic machinery : en
  • FR910269A - System for presenting statistical results : en fr
  • FR910446A - Improvement in cufflinks and the like : en fr
  • FR910323A - Fuse-wire circuit breaker for electrical installations : en fr
  • GB577877A - Manufacture of monobrominated dibasic acids and esters thereof : en
  • FR910397A - Obtaining the flour from the hyaline band and the protein base of the wheat grain, and its process : en fr
  • FR910438A - Removable cabinet : en fr
  • GR10686B - MAIN GRAINING DEVICE. : el en
  • GB577946A - Variable diameter propeller unit : en
  • FR910358A - Improvements to devices for heat treatment of manufactured objects : en fr
  • DK64525C - Antenna system. : da en
  • GB577924A - Improvements in wheeled vehicles : en
  • FR910430A - Servo-motor device, with pressurized fluid, for orientation or offset control, in particular for variable and reversible pitch boat propellers : en fr
  • US2401295A - Side creeper : en
  • US2401481A - High-frequency signal generator : en
  • US2401571A - Harp : en
  • US2401382A - Quartz crystal testing device and method : en
  • US2401550A - Method of applying plastic coatings to flexible strips and the like : en
  • US2401560A - Refrigerating apparatus : en
  • USD144893S - Sheet op writing paper or the like : en
  • CA435133A - Liquid viscosity and flow control : en fr
  • USD144949S - Strauss etal record player or similar article : en
  • US2401619A - Pulse signaling system : en
  • FR910484A - Ignition magneto for internal combustion engine : en fr
  • FR910347A - Electric heater : en fr
  • US2401391A - Valve for dispensers : en
  • FR910319A - Automatic razor : en fr
  • AU135618B2 - Improvements relating to work holder operating means applicable to lathes andother mechanism : en
  • GB577862A - Improvements in and relating to platinum catalysts : en
  • FR910329A - Pad holder for cycle brakes : en fr
  • US2401692A - Coincidence range finder : en
  • FR910287A - Tricycle with combined side steering and soft top : en fr
  • GB577936A - Improvements in or relating to electrical indicating apparatus : en
  • US2401661A - Scoop or grading attachment for farm tractors : en
  • US2401437A - Nut meat picking machine : en
  • FR910465A - sheet metal nut and its manufacturing process : en fr
  • US2401292A - Dry shaver : en
  • FR910366A - Small engine improvements applicable to science toys : en fr
  • GB577912A - Improvements in servo motors : en
  • DK64535C - Automatic Firearm Charger Firearm. : da en
  • FR910407A - Vibro-demoulder cradle for the manufacture of vibrated concrete elements : en fr
  • FR910381A - Process for the preparation of phenoplasts : en fr
  • US2401595A - Gas-filled cable system : en
  • GB577858A - Improvements in or relating to forced draught furnace fronts for marine boilers : en
  • FR910488A - Method and device for covering sheets with non-ferrous metals : en fr
  • GB577947A - Improvements in or relating to fluid jack or like devices : en
  • US2401485A - Toy pistol : en
  • USD144900S - Side rail for truck bodies or the like : en
  • FR910449A - Improvements to electric heaters : en fr
  • FR910421A - Sliding door mounting device or other similar component : en fr
  • FR910464A - Improvements to fittings for inflating inner tubes for bicycle, automobile or other vehicle tires or for other applications : en fr
  • US2401687A - Tandem axle vehicle : en
  • CA435130A - Rubber and metal bonding method : en fr
  • US2401455A - Toy : en
  • AU357946A - Improvements in pulse-signal generator : en
  • CA435166A - Electric underwater welding : en fr
  • CA435139A - Centrifugal pump : en fr
  • US2401341A - Treatment of compounded oils : en
  • US2401513A - Harvester : en
  • US2401646A - Temperature control for cooling fluid of internal-combustion engines : en
  • US2401607A - Cyanoalkyl ethers of polyhydric alcohols : en
  • US2401393A - Airplane heating system : en
  • FR910470A - Front plate with clamping ears for bicycle, tandem or similar seat tube : en fr
  • FR910396A - Construction of load-bearing walls in prefabricated elements : en fr
  • GB577830A - Removal of metal wire from vulcanised rubber such as the rims of tyre covers : en
  • CA435104A - Photographic stripping film : en fr
  • US2401635A - Lighting fixture : en
  • US2401484A - Composition for purification of air and a process of making same : en
  • US2401668A - Slicing device : en
  • FR910500A - Rational filtering and self-resistant catchment drain : en fr
  • US2401468A - Supporting surface for toy railroad systems and similar amusement devices : en
  • US2401472A - Structural unit : en
  • US2401508A - Synthetic tanning agent : en
  • USD144914S - Deutz handbag : en
  • US2401641A - Explosive assembly : en
  • USD144887S - Design for a radio cabinet : en
  • CA435102A - Die for coating fibre-insulated wires : en fr
  • USD144910S - Design for a color harmony palette : en
  • US2401355A - Radio receiving system : en
  • US2401344A - High-frequency electric transmission system : en
  • US2401690A - Binocular range finder : en
  • USD144902S - Link chain for a bracelet or similar article : en
  • GB577955A - Improvements in lubricating oil compositions by the addition of compounds having oxidation-inhibiting and like qualities : en
  • GB577853A - Means for overcoming the effects of earth reflections in directional antenna systems : en
  • FR910309A - Protective device for an electrical network operating according to the impedance principle : en fr
  • FR910480A - Yeast-based food product and its manufacturing process : en fr
  • IE17299L - Upholstered chairs, settees, etc. : en
  • FI21302A - Central frying pan : en fi
  • GB577913A - Improvements in power controls for aircraft engines : en
  • GB577968A - Improvements in and relating to boxes : en
  • US2401488A - Motor vehicle wheel mechanism : en
  • AU206546A - Buffers : en
  • US2401615A - Display card : en
  • AU1400944A - A device for tearing lengths of paper fromthe roll : en
  • CA435160A - Zinc base alloy : en fr
  • CA435188A - Flashlight torch : en fr
  • AU414646A - Improvements in ultrahigh frequency waveguide apparatus : en
  • AU130372B2 - Levelling or surfacing implement : en
  • CA435177A - Engine piston : en fr
  • US2401467A - Method of and apparatus for magnetic testing : en
  • US2401684A - Measuring dispenser : en
  • US2401526A - Cabinet and machine support : en
  • US2401658A - Chemicals : en
  • USD144923S - Design for a teapot : en
  • US2401364A - Landing gear with dirigible landing wheel : en
  • CA435096A - Terminal connector for electric cables : en fr
  • CA435182A - Rivetless chain centre link : en fr
  • CA435074A - Coal economizer : en fr
  • CA435191A - Impulse imparting means : en fr
  • US2401561A - Machine for grinding helical gears and other conjugate helicoidal members : en
  • CA435088A - Railway car coupler : en fr
  • US2401583A - Method of sea water foam suppression and apparatus : en
  • US2401426A - Refrigerating apparatus : en
  • AU132161B2 - Buffers : en
  • AU412446A - Improved process for dyeing acrylonitrile articles : en
  • US2401546A - Scale remover and scale and corrosion preventer : en
  • US2401399A - Removable portability features for army field safes : en
  • US2401717A - Signaling system : en
  • IE17690L - Electric pulse communication : en
  • GB577894A - Improvements relating to recoil mechanism for guns : en
  • FR910499A - Apparatus for regulating the base of the axial depression (or relative axial vacuum) of gas vortices : en fr
  • GB577925A - Improvements in curtain or like suspension devices : en
  • US2401386A - Motor : en
  • US2401320A - Method of treating cheese : en
  • US2401433A - Crankless mechanism : en
  • US2401453A - Pontoon : en
  • US2401540A - Grain conveyer : en
  • USD144903S - Link chain for a bracelet or similar article : en
  • US2401405A - Method of and means for synchronizing wave generators : en
  • US2401598A - Sectional enclosing casing : en
  • FR910412A - Shutter system : en fr
  • US2401314A - Manufacture of reinforced asbestos paper : en
  • USD144890S - Sheet of writing paper or the like : en
  • CA435062A - Stay for casement windows, fanlights, etc. : en fr
  • US2401489A - Tunable resonator : en
  • USD144918S - Design fob a finger ring : en
  • US2401596A - Stationery feeding device with retractable pins : en
  • CA435146A - Slide fastener stringer : en fr
  • US2401657A - Electronic accumulator : en
  • CA435069A - Cigarette tray : en fr
  • US2401557A - Bearing construction : en
  • USD144909S - Design for a color harmony palette : en
  • FR910372A - Wheelbarrow : en fr
  • GB577836A - Improvements in and relating to relief valves : en
  • GB577887A - An improved cycle chain-wheel and method of making the same : en
  • US2401551A - Apparatus for applying plastic coatings to flexible strips and the like : en
  • CA435168A - Heating system : en fr
  • FR910353A - Defensive devices preventing the passage of motorized vehicles : en fr
  • US2401603A - Papermaking machinery : en
  • US2401463A - Apparatus for feeding and stemming fruit : en
  • US2401370A - Furnace roof construction : en
  • US2401348A - Molding composition, molded product, and method of making : en
  • US2401381A - Refractoscope : en
  • DK64530C - Apparatus for Simultaneous Homogenization and Sterilization of Milk. : da en
  • US2401441A - Television system : en
  • US2401659A - Abrasive cutoff machine : en
  • US2401469A - Foam reducer : en
  • AU274346A - Improvements in or relating tothe production of permanent mechanical finishes on cellulosic fibrous materials : en
  • US2401663A - Manufacture of fiber-cement sheets : en
  • US2401645A - Chemical processes and products : en
  • USD144938S - Schmued airplane : en
  • US2401331A - Acid rhodium plating : en
  • US2401650A - Electric switch : en
  • AU137431B2 - Thermal tuning means for cavity resonators : en
  • CA435122A - Container body end adhesive applying apparatus : en fr
  • US2401679A - Bottle carrying device : en
  • USD144946S - Design foe a flashlight : en
  • US2401414A - Diene dimer : en
  • FR910408A - Process for the manufacture of finned pipes and pipe obtained by applying said method : en fr
  • US2401297A - Wrist watch strap : en
  • US2401497A - Control system for airplane power plants : en
  • CA435114A - Flash lamp sychronizing apparatus : en fr
  • AU399246A - Improvements in or relating tothe production of compositions for agricultural and like purposes : en
  • CA435189A - Motor vehicle : en fr
  • US2401578A - Bottle carrier : en
  • CA435180A - Rotary assemblage : en fr
  • AU377846A - Levelling or surfacing implement : en
  • CA435082A - Brooder : en fr
  • FR910333A - Remote action repeater relay : en fr
  • US2401413A - Garment hanger : en
  • FR910322A - Further training in radiotelephone receiving stations : en fr
  • GB577868A - Improvements in or relating to the regeneration of vulcanised rubber : en
  • AU377946A - Improvements relating to secondary electric battery : en
  • US2401576A - Device for measuring length of a line run into or removed from a bore hole : en
  • AU130741B2 - Improvements in or relating to electrical sound reproducing and/or recording devices : en
  • US2401491A - Casting molten metal : en
  • CA14673S - Stool : en
  • US2401380A - Projectile cap : en
  • US2401640A - Means and method of controlling glass furnaces : en
  • US2401651A - Apparatus for evaporating liquid oxygen : en
  • US2401705A - Range finder : en
  • US2401412A - Apparatus for conditioning material : en
  • CA435090A - Engine exhaust valve : en fr
  • CA435115A - Shutter control : en fr
  • US2401330A - Floor furnace with horizontal burner : en
  • GR10683B - ELECTRIC GRILL. : el en
  • US2401376A - Torque converter and control system : en
  • US2401310A - Perforating rule : en
  • GB577892A - Improvements relating to alloy steels : en
  • US2401369A - Treatment of castor oil, and in castor oil containing products : en
  • US2401660A - Latch mechanism for dump trucks : en
  • FR910493A - Pointing machine : en fr
  • FR910405A - Vent door frame for blast furnace : en fr
  • FR910413A - Tubular rim for cycles, motorcycles and the like : en fr
  • AU121487B2 - Process for cleaning metals and compositions thereof : en
  • FR910426A - Method and device for remotely controlling the level of a granulated solid material in a hopper : en fr
  • FR910336A - Improvement to planes without empennage : en fr
  • FR910321A - Sewing machine for re-stitching : en fr
  • FR910425A - Safety device for beehives : en fr
  • GB577882A - Improvements in monorail systems : en
  • GB577900A - Improvements relating to means for controlling the supply of liquid fuel from a pumpto a prime mover : en
  • GB577908A - Improvements in or relating to gun mountings : en
  • GB577965A - A cage for roller bearings : en
  • GB577935A - Improvements relating to projectile fuzes : en
  • USD144897S - Sheet of writing paper or the like : en
  • DK64522C - Filter and filter insert with such a filter. : da en
  • USD144912S - Design for a container cap : en
  • GB577919A - Improvements in or relating to gun mountings : en
  • FR910498A - Method and apparatus for continuous smoothing and polishing of ice creams : en fr
  • GB577891A - Improvements in or relating to electromagnetic tripping units for controlling the release of bombs or the like from aircraft : en
  • DK64534C - Holder for razor blades. : da en
  • FR910349A - electric heating elements : en fr
  • US2401558A - Governor : en
  • USD144907S - Design fob a suit : en
  • US2401538A - Electric switch : en
  • USD144935S - Receptacle for cosmetics and other articles : en
  • GB577838A - Improvements in or relating to loading machines : en
  • US2401357A - Serving mallet : en
  • FR910492A - New process for forming gear teeth in all forgable materials : en fr
  • FR910382A - Anti-slip suction cup device to prevent falling in the event of ice or hard snow : en fr
  • USRE22762E - Method of and apparatus fob : en
  • FR910273A - Improvement in surface heat exchangers : en fr
  • CA435181A - Pocket lighter tank stopper : en fr
  • CA435190A - Stabilized diazo-type sensitive material : en fr
  • USD144932S - Design for a watch case : en
  • CA435072A - Corner bead placing and leveling device : en fr
  • FR910314A - Development of artificial limbs with articulation : en fr
  • GB577944A - Improvements in quartz envelopes through which pass electric conductors : en
  • USD144921S - Design fob a fabric : en
  • FR910272A - Plug socket : en fr
  • FR910313A - Method of automatic feeding of crushers and device using this method : en fr
  • CA435150A - Paper coating emulsion : en fr
  • GB577861A - Improvements in the polymerization of vinyl acetate in emulsion : en
  • CA435118A - Electron discharge device : en fr
  • GB577948A - The production of glass to metal seals : en
  • US2401408A - Lock for fluorescent lamps : en
  • FR910300A - Support for the presentation of a wristwatch : en fr
  • US2401421A - Control system : en
  • US2401682A - Indicator assembly : en
  • US2401712A - Device for determining electrically the position of objects : en
  • US2401579A - Liquid fuel injection apparatus : en
  • US2401494A - Secret signaling system : en
  • US2401498A - Dump truck hydraulic control : en
  • GB577826A - Improvements relating to balancing rotors and the like : en
  • GB577873A - Improvements in or relating to delay action initiators for explosive charges : en
  • FR910454A - Pressure paint box with temperature exchanger : en fr
  • GB577827A - Improvements relating to liquid fuel pumps : en
  • GB577907A - Improvements in or relating to gun mountings : en
  • GB582660A - Improvements in or relating to armour-piercing shells : en
  • GR10688B - FAST WRITING SYSTEM ON TECHNICAL DRAWINGS AND SIMILAR SIMILARS. : el en
  • US2401545A - Throttle valve control : en
  • FR910311A - Mechanism for introducing sheet paper into a machine intended to work the latter : en fr
  • GB577898A - Improvements in combinations of hpmv electric discharge devices with means for operating them : en
  • FR910414A - High speed air and gas compressor : en fr
  • FR910260A - Light meter for printing photographic enlargements : en fr
  • AU121492B2 - A device for tearing lengths of paper fromthe roll : en
  • FR910440A - Lighting or irradiation device using a radiating source or an optical system : en fr
  • GB577904A - Improvements in gun turrets : en
  • GB577933A - An improved means for the protection of aerodromes, aircraft landing fields and other situations : en
  • FR910461A - Type of temporary and extensible constructions : en fr
  • US2401313A - Slide coupling separable fastener stringers : en
  • FR910340A - Improvement of pads for hernia bandages : en fr
  • GR10689B - METHOD FOR PREPARATION OF LIQUID COLD STERILIZATION OF WOOD AND METHOD AND INSTALLATION FOR WATER SUPPLY THROUGH IT. : el en
  • FR910435A - Method of propelling, maneuvering and stopping ships by direct delivery of compressed air into the immersion water : en fr
  • GB577953A - Improvements in apparatus for subjecting matter to electrical oscillations of radio frequency : en
  • USD144924S - Combined bottled beverage cooler and newspaper stand or the like : en
  • FR910364A - Tracking and cutting system applicable to files, folders and in general to any filing element : en fr
  • AU121478B2 - Improvements in and relating to spray nozzles : en
  • CA435091A - Manifolding stationery : en fr
  • US2401529A - Infusion apparatus : en
  • FR910394A - Detector of water leaks on buried pressurized pipes by microphone listening alternately at two points with amplification : en fr
  • USD144922S - Design for a picture frame : en
  • USD144904S - Link chain for a bracelet or similar article : en
  • FR910374A - Suction cups in all their applications with electric or hydraulic suction : en fr
  • US2401620A - Hairpin : en
  • FR910344A - Advertising frame : en fr
  • US2401366A - Portable electric flashlight : en
  • US2401499A - Bottle cap forming and sealing machine : en
  • US2401698A - Range finder : en
  • US2401506A - Projection apparatus : en
  • US2401624A - Inflatable gasket : en
  • DK64533C - Locking device for doors, drawers and similar construction parts, which are locked with a padlock. : da en
  • AU414446A - Thermal tuning means for cavity resonators : en
  • US2401614A - Production of oil solutions of alkaline earth metal sulphonates : en
  • US2401564A - Apparatus for making hollow thermoplastic ware : en
  • CA435132A - Hydraulic power pack unit : en fr
  • US2401448A - Filling and venting structure for storage batteries : en
  • US2401555A - Lighting system for tubular lamps and holder for use therein : en
  • US2401593A - Pneumatic thread holder for weft replenishing looms : en
  • US2401435A - Storage battery plate : en
  • USD144937S - Schmued airplane : en
  • CA435084A - Magnesium purification : en fr
  • CA435094A - Band guide : en fr
  • US2401697A - Range finder : en
  • US2401618A - Pulse communication system : en
  • CA435103A - Sensitizing dye diffusion retardation : en fr
  • CA435113A - Photographic process for line and halftone reproduction : en fr
  • US2401371A - Electrical prospecting method and apparatus : en
  • USD144892S - Sheet of writing paper or the like : en
  • US2401586A - Excess voltage protective device : en
  • USD144913S - Design fob a handbag : en
  • US2401652A - Machine for assembling bar pins : en
  • USD144894S - Design for a sheet of writing paper or the like : en
  • US2401594A - Grinder wheel dressing attachment : en
  • CA435073A - Shoe construction : en fr
  • FR910401A - Electro-mechanical device producing electric current combined with an electric bell : en fr
  • US2401480A - Valve actuation : en
  • CA435095A - Seam : en fr
  • AU337546A - Improvements in or relating to electrical sound reproducing and/or recording devices : en
  • US2401395A - Heel coating apparatus : en
  • CA435141A - High temperature insulating shape : en fr
  • US2401425A - Light valve : en
  • US2401402A - Secret communication system : en
  • US2401430A - Plugboard contactors : en
  • US2401300A - Refrigeration : en
  • US2401458A - Automatic gain control : en
  • US2401656A - Electrical cutout : en
  • FR910289A - Refrigeration appliances operating by absorption : en fr
  • CA435184A - Car construction : en fr
  • USD144927S - Brooch or similar article : en
  • US2401667A - Workbox : en
  • GB577876A - Improvements in or relating to the manufacture of chlorinated hydrocarbons : en
  • US2401404A - Electrical multiplying circuit : en
  • US2401495A - Picture frame : en
  • AU1247643A - Method and apparatus for refining tin : en
  • USD144939S - Combination magazine rack and ash tray : en
  • FR910418A - Process for obtaining moirĂ© effects in printing on fabrics : en fr
  • GB577896A - Improvements in or relating to the manufacture of detonating explosives and productsobtained thereby : en
  • CA435128A - Glass shaping apparatus : en fr
  • FR910308A - System of pre-fabricated elements for demountable isothermal constructions, with double walls : en fr
  • GB577956A - Improvements in and relating to containers for liquid fuels : en
  • FR910279A - Concave for threshers and similar machines : en fr
  • GB577848A - Improvements in or relating to fuse-carriers for electric fuses : en
  • GB577961A - Improvements in or relating to instruments for the comparison of frequencies : en
  • FR910495A - Harpoon gun or pistol for spearfishing : en fr
  • US2401609A - Instrument for measuring vertical : en
  • US2401461A - Device for sealing cylindrical cans or similar containers : en
  • US2401621A - Electronic accumulator : en
  • USD144911S - Design for a toy cannon : en
  • GB577863A - Improvements in or relating to devices comprising tuned circuits : en
  • GB577963A - Improvements in the stabilisation of organic esters of cellulose : en
  • US2401339A - Treatment of oils and waxes : en
  • USD144943S - Design for a combined display rack : en
  • FR910302A - Method and device for the rapid sorting of glass rods intended for supplying automatic machines for drawing glass ampoules : en fr
  • GB577849A - Improvements in or relating to electric distant control apparatus : en
  • GB577966A - Improvements in apparatus for removing dust from flue gases : en
  • FR910284A - Enhancements to handle locks : en fr
  • FR910477A - Apparatus for determining the days of conception and the due date : en fr
  • US2401451A - Process of making jack plugs : en
  • US2401703A - Prism adjusting and positioning mechanism : en
  • USD144951S - Design for a brooch or similar article : en
  • GB577831A - Conversion of hydrocarbon oils : en
  • FR910472A - Disperser for hunting cartridges : en fr
  • GB577846A - Improvements in or relating to electrical measuring instruments of the electro dynamometer type : en
  • GB577885A - Improvements in or relating to the manufacture of clothing and other textile fabric articles : en
  • FR910380A - Processing apparatus, more particularly applicable to dyeing : en fr
  • GB577870A - Improvements in and relating to variable-pitch propellers : en
  • AU134194B2 - Amino-alkyl esters of Diphenylamine Mono-Carboxylic Acids : en
  • FR910445A - Method for improving the visual quality of a cinematographic projection and device for implementing this method : en fr
  • US2401342A - Baby stroller : en
  • US2401403A - Secret signaling : en
  • FR910367A - Improvements to fuse circuit breakers : en fr
  • FR910431A - Goods dispensing device : en fr
  • US2401718A - Method of making coupler dispersions : en
  • US2401337A - Controlling means for gyro instruments : en
  • FR910352A - Device for protecting the linings or seals of hydraulic controls operating in hydrocarbons : en fr
  • CA435099A - Electrical connecting device : en fr
  • FR910341A - Improvements to endless element conveyors : en fr
  • FR910457A - Device or electrode holder for the simultaneous supply of a welding or cutting electrode with electric current and gas : en fr
  • USD144906S - Design for a link chain for a bracelet or similar article : en
  • GB577930A - Improvements in or relating to ammunition for small arms : en
  • FR910275A - Novel hydantoins and their preparation process : en fr
  • FR910415A - Device for automatic emptying of vessels containing liquids under pressure : en fr
  • CA435063A - Gate and lock : en fr
  • AU136267B2 - Translating materials and devices and methods of making them : en
  • US2401543A - Production of titanium tetrachloride : en
  • FR910371A - New flexible cable : en fr
  • GB577824A - Improvements relating to radio navigational and radio location systems : en
  • GB577928A - Improvements in electric switches of the push- or pull-operated type : en
  • USD144944S - Design fob a combined display rack, oil saver, and waste can recep- tacle : en
  • US2401431A - Painting machine : en
  • CA435126A - Teapot assembly : en fr
  • AU1192943A - Improvements in and relating to spray nozzles : en
  • US2401304A - Production of cellulose derivatives : en
  • CA435068A - Automobile skid chain : en fr
  • CA435125A - Glass working apparatus : en fr
  • US2401566A - Gauge : en
  • US2401716A - Valve mechanism : en
  • FR910291A - Insulated metal drum for transporting liquids : en fr
  • US2401450A - Control system : en
  • FR910296A - Layer frame : en fr
  • FR910388A - Process for soundproofing performance halls by the use of molded, non-flammable coverings : en fr
  • GB577841A - Controlled oxidation of branched chain hydrocarbons and halo-substituted branched chain hydrocarbons : en
  • US2401394A - Suction cleaner : en
  • AU1392144A - Method and apparatus for laying bricks : en
  • US2401387A - Carriage : en
  • US2401643A - Priming arrangement for gasoline and like engines : en
  • FR910474A - Improved machine for relief printing on paper based on braille and watering systems : en fr
  • FR910339A - Automatic coupling device of railway cars : en fr
  • FR910392A - Installation of gas turbines : en fr
  • US2401351A - Locking device : en
  • US2401301A - Combination door latch and check : en
  • US2401653A - Sod cutter : en
  • FR910486A - Spring clock movement with motor winding, for switching : en fr
  • IE17300L - Upholstered chairs, settees, etc. : en
  • AU133744B2 - Improvements relating toa multiple pumping unit for lubrication systems : en
  • FR910343A - Triangulated tilting skip lifting system : en fr
  • GB577921A - Improvement in pneumatic comparator gages : en
  • GB577911A - Improvements in apparatus for controlling the speed of aero engines : en
  • AU400846A - Improvements relating to work holder operating means applicable to lathes andother mechanism : en
  • AU133783B2 - Improvements in or relating tothe removal of ultimate moisture from powdered products : en
  • FR910452A - Improvements to chain welding machines : en fr
  • GB577959A - Improvements in neck ties : en
  • FR910303A - construction element such as panel : en fr
  • GB577814A - Improvements in or relating to rangefinders : en
  • FR910383A - High lift, detachable leg jack : en fr
  • US2401474A - Teletypewriter secrecy system : en
  • GB577918A - Improvement in impregnated fibrous material, impregnant, and method of making the same : en
  • GB577949A - Improvements in or relating to power-plant installations for aircraft : en
  • US2401584A - Air flow inducing device : en
  • AU1307844A - Improvements relating to darts orthe like : en
  • CA435161A - Zinc base alloy : en fr
  • GB577842A - Improvements in electric wave guides : en
  • US2401589A - Portable building structure : en
  • US2401574A - Box toe cap for shoes : en
  • GB577927A - Improvements in and relating to self lubricating wheels or other rotary power transmission devices : en
  • GB577954A - Manufacture of coating compositions : en
  • FR910402A - Camp bed-bag : en fr
  • GB577819A - Improvements in or relating to electric circuit-breakers : en
  • US2401401A - Running board : en
  • CA435142A - Sparking-plug : en fr
  • US2401333A - Radio relay system : en
  • US2401365A - Power transmission mechanism for aircraft engines : en
  • US2401677A - Two-cycle internal-combustion engine : en
  • US2401706A - Range finder : en
  • USD144947S - Cabinet for disk dictating machine : en
  • US2401504A - Airbrush device : en
  • US2401507A - Secrecy cipher system : en
  • FR910469A - Drive wheel hub for cycles and the like : en fr
  • US2401345A - Liquid feeding apparatus : en
  • US2401715A - Vehicle wheel alignment testing apparatus and method of testing vehicle wheel alignment : en
  • US2401422A - Contour cutting apparatus : en
  • US2401410A - Detection of sulphur in coal : en
  • US2401694A - Opposite rotating propeller drive : en
  • US2401438A - Pneumatic material handling and drying apparatus : en
  • US2401445A - Polymerization of vinyl acetate : en
  • AU2527545A - Improvements in or relating to synthetic dry-laid tissue paper, and methods of making the same : en
  • CA435080A - Gas and liquid storing method : en fr
  • USD144926S - Design fob a brooch or similar article : en
  • US2401354A - Automatic pilot for aircraft : en
  • GB577818A - Process for the production of benzene or its homologues : en
  • FR910263A - Improvements to drilling machines : en fr
  • AU365946A - Improvement in wave-signal translating arrangements : en
  • AU121469B2 - Improvements in and connected withthe manufacture of combined envelope and letter sheet : en
  • USD144953S - Design for a lawn mower : en
  • US2401299A - Molding and gluing press : en
  • US2401704A - Range finder : en
  • CA435112A - Photo reproduction process : en fr
  • AU1473244A - An improved domestic apron : en
  • FR910357A - Equipment box for electric welding guns and similar devices : en fr
  • GB577922A - Improvements in hydraulic valve mechanism : en
  • US2401655A - Pin welding gun : en
  • US2401407A - Hopper bottom car and trailer : en
  • US2401713A - Color photography : en
  • US2401572A - Rotating joint for parallel wire transmission lines : en
  • US2401633A - Bin loading apparatus : en
  • CA435140A - Insulating method for electrical apparatus : en fr
  • USD144954S - Design for a photographic mounting : en
  • US2401316A - Motorcar : en
  • US2401406A - Reciprocal circuit for secret communication : en
  • US2401415A - Mask structure : en
  • CA435108A - Camera shutter : en fr
  • FR910419A - Improvements to auxiliary slides used for examination in polarized light : en fr
  • FR910411A - Condenser for refrigeration equipment : en fr
  • US2401585A - Depositor and applicator : en
  • USD144945S - Design for a coffee maker or similar article : en
  • CA435111A - Rotary shutter driver : en fr
  • US2401517A - Fishline drier : en
  • US2401522A - Aromatic carboxylic acid amides and a process for their manufacture : en
  • US2401605A - Bassinet : en
  • FR910468A - Product suitable for forming foam and suitable for extinguishing fire : en fr
  • GR10685B - ANNOUNCE THEFT SYSTEM THROUGH THE PHONE. : el en
  • US2401541A - Film holder : en
  • FR910266A - Holding device for piezoelectric crystal : en fr
  • FR910365A - Improvements to gas heaters : en fr
  • US2401375A - Internal-combustion engine : en
  • USPP693P - Apricot tree : en
  • US2401639A - Shearing apparatus : en
  • GB577817A - Improvements in or relating to electrical supply apparatus : en
  • US2401456A - Animated toy : en
  • AU2431545A - Vertical master brake cylinder : en
  • CA435185A - Bowling alley bed : en fr
  • US2401308A - File handle : en
  • US2401710A - Range finder : en
  • FR910283A - Improvements to tumbler locks : en fr
  • GB577859A - Improvements in piezo-electric oscillators : en
  • US2401544A - Production of silicon tetrachloride and titanium tetrachloride : en
  • CA435169A - Film registering apparatus : en fr
  • US2401338A - Treatment of vegetable fatty substances : en
  • US2401527A - Electromechanical multiplying device : en
  • US2401306A - Method of making plastic objects : en
  • FR910460A - Improvements to vehicle brakes, especially railways : en fr
  • GR10679B - BOAT PROMOTION SYSTEM BY MOVABLE ENGINE. : el en
  • US2401457A - Lady's undergarment : en
  • US2401296A - Attenuator for coaxial transmission lines : en
  • FR910259A - Ship refloating pump : en fr
  • FR910410A - Lubrication device for refrigeration devices : en fr
  • GR10681B - MARBLE HEADQUARTERS FOR IMAGE FRAMES. : el en
  • GB577926A - Improvements in collapsible and portable seats for infants : en
  • US2401510A - Engine cooling system : en
  • CA435067A - Coffee pot : en fr
  • US2401492A - Wheel structure : en
  • US2401708A - Range finder : en
  • US2401553A - Control means for draft regulators : en
  • AU1392944A - Improvements in or relating to splitting, skiving or like machines orto products obtained bythe use of such machines : en
  • FR910360A - Improvements to low power internal combustion engines : en fr
  • AU135745B2 - Improvement in wave-signal translating arrangements : en
  • CA435165A - Bag making machine : en fr
  • FR910274A - structural element forming an opening panel : en fr
  • US2401671A - Record controlled statistical machine : en
  • US2401556A - Pin up vanity case holder : en
  • FR910306A - Process for the preparation of long-lasting plastic binders : en fr
  • US2401680A - Fluid pressure control mechanism : en
  • FR910285A - Method of fixing panels and other parts in any material and tool allowing its implementation : en fr
  • US2401562A - Trimming mechanism for formed rotary grinders : en
  • FR910261A - Heating device : en fr
  • AU121476B2 - Improvements relating to darts orthe like : en
  • FR910436A - Tyrolean bag hurdle : en fr
  • FR910483A - Improvements to nozzles for high temperature gas combustion devices : en fr
  • AU133504B2 - Improvements in pulse-signal generator : en
  • CA435186A - Washing machine : en fr
  • CA435155A - Zinc base alloy : en fr
  • CA435170A - Cinematographic method : en fr
  • US2401642A - Extrusion of thermoplastic material : en
  • GB577952A - Improvements relating to glass annealing kilns : en
  • GR10687B - THERMASTRA - KITCHEN AFTER THE OVEN. : el en
  • CA435060A - Pipe coupling : en fr
  • CA435061A - Filter unit : en fr
  • AU131181B2 - Improvements in or relating tothe production of compositions for agricultural and like purposes : en
  • AU131243B2 - Improvements in balanced-to-unbalanced circuit connector : en
  • CA435156A - Zinc base alloy : en fr
  • CA435173A - Communication receiving apparatus : en fr
  • US2401587A - Floor structure : en
  • CA435137A - Hydraulic system : en fr
  • CA435178A - Support for engine cooling fans : en fr
  • AU131804B2 - Improvements in or relating tothe production of permanent mechanical finishes on cellulosic fibrous materials : en
  • CA435070A - Shoe manufacture : en fr
  • GR10678B - CARDBOARD COVERS FOR SEWING THREAD. : el en
  • US2401398A - Method of testing insulated conductors : en
  • US2401631A - Engine : en
  • FR910422A - Process for manufacturing metal tubes and pipes with connecting end pieces and apparatus for its implementation : en fr
  • CA435131A - Spring cushion : en fr
  • IE18388L - Hinged electric heating unit : en
  • FR910497A - Removable steam oven with movable floor plate : en fr
  • FR910489A - Method and device for transforming sound, ultrasonic or infrasonic waves into modulations of an electric current, and vice versa : en fr
  • FR910305A - Improvements in processes to obtain non-falsifiable documents of all kinds and photo-sensitive or not : en fr
  • US2401714A - Finger cap : en
  • FR910264A - Advanced training in remote control and signaling devices for electrical installation components and in particular switches, disconnectors and circuit breakers : en fr
  • US2401368A - Method for testing the airtightness of closed containers : en
  • GB577829A - Process of reclaiming rubber : en
  • GB577899A - Improvements relating to operating means for the training and elevating mechanisms of guns, search lights, listening posts and the like : en
  • AU399346A - Improvements in or relating to liquid containers : en
  • FR910361A - Connection for electrical conductors : en fr
  • GB577864A - Improvements in track-propelled land and water vehicles : en
  • US2401478A - Changeable exhibitor : en
  • US2401503A - Air spraying device : en
  • GB577860A - An improved manufacture of electrical insulating compositions : en
  • FR910310A - Acetylene generator : en fr
  • FR910280A - Device for automatically straightening the legs of mobile gantries : en fr
  • US2401400A - Lady's shoe brace : en
  • US2401361A - Means for protecting ships from submarine explosions : en
  • USD144884S - Design for a bottle : en
  • FR910292A - Shoe : en fr
  • FR910375A - Extendable wheel arrangement for gear changes, especially for bicycles and the like : en fr
  • US2401327A - Indicator : en
  • US2401446A - Method of grinding clutches, gears, and other toothed parts : en
  • US2401681A - Valve mechanism : en
  • GB577856A - Improvements relating to blowers, pumps, turbines and the like : en
  • FR910451A - Building construction process with elements prepared in the factory : en fr
  • US2401638A - Method of vacuum sealing : en
  • US2401552A - Window construction : en
  • US2401581A - Unsaturated esters and polymers thereof : en
  • CA435138A - Hydraulic press : en fr
  • US2401475A - Teletypewriter secrecy system : en
  • CA435075A - Accumulator bag making method : en fr
  • USD144908S - Design for a suit : en
  • AU121490B2 - Improvements relating to electrical protective devices : en
  • AU121488B2 - Improvements' in or relation tothe protection of metal surfaces : en
  • DK64524C - Mixing coupling with electron tube. : da en
  • GB577931A - Improvements in or relating to means enabling aircraft night-landing practice to be conducted in daylight : en
  • US2401294A - Spring type switch bracket : en
  • US2401418A - Cable clamp : en
  • US2401599A - Preparation of acyl biurets : en
  • US2401616A - Firearm : en
  • AU1453344A - Improvements in garment buttons : en
  • CA435092A - Fluid heat exchanger installation : en fr
  • USD144888S - Sheet of writing paper or the like : en
  • CA435085A - Moulding compound : en fr
  • US2401709A - Range finder : en
  • US2401554A - Sewer pipe joint : en
  • US2401662A - Electric motor : en
  • US2401673A - Window regulator with selfadjusting arm : en
  • CA435100A - Reaction product of aldehyde and diazine derivative : en fr
  • CA435183A - Garment hanger : en fr
  • GB577932A - Improvements in or relating to means for protecting property from aerial bomb attack : en
  • AU1472344A - Improvements in or relating to braces for use with trousers : en
  • CA435121A - Cylinder head : en fr
  • US2401565A - Radio navigation system : en
  • US2401493A - Method for dehydrating foods : en
  • FR910346A - Percussion device for fire extinguishers : en fr
  • US2401592A - Work handling apparatus : en
  • US2401383A - Electrode holder : en
  • FR910253A - Self-triggering flame extinguisher, in particular for vehicle engines : en fr
  • GB577832A - Improvements in processes of making a coated paper base adapted to receive a sensitized emulsion for instance as used in lithographic printing : en
  • US2401711A - Fountain pen : en
  • DK64521C - Gashane. : da en
  • US2401588A - Building structure : en
  • US2401505A - Art of producing knitted fabrics with locked selvages : en
  • USD144895S - Sheet of writing paper or the like : en
  • US2401528A - Resistance welding : en
  • AU379946A - Manufacture of Imidazolines : en
  • CA435143A - Cereal grain treating process : en fr
  • AU130986B2 - Resin and powdered metal composition and method of making same : en
  • FR910254A - Charger for cinematographic films provided with a cover and device for the actuation of this cover : en fr
  • GB577920A - Process for forming plastic solutions and incorporating solid filling material therein : en
  • CA435106A - Shutter construction : en fr
  • AU121475B2 - Method and apparatus for laying bricks : en
  • FR910390A - Single-wire junction box : en fr
  • CA435164A - Zinc base alloy : en fr
  • US2401439A - Cotton cleaner : en
  • CA435093A - Paper making machine press roll arrangement : en fr
  • US2401613A - Refrigeration : en
  • AU391046A - Improvements in or relating to wiper assemblies lor automatic switches as used in telephone systems : en
  • AU414846A - Translating materials and devices and methods of making them : en
  • US2401482A - Safety lock for firearms : en
  • CA435158A - Zinc base alloy : en fr
  • USD144925S - Design foe a handbag : en
  • CA435071A - Wheel structure : en fr
  • AU134096B2 - Manufacture of Imidazolines : en
  • US2401702A - Range finder : en
  • US2401359A - Butt welding machine : en
  • CA435174A - Railway switch operating apparatus : en fr
  • CA435176A - Remote control system : en fr
  • CA435081A - Clamp for saw filing vices : en fr
  • US2401476A - Fluid responsive control mechanism for automatic washers : en
  • US2401670A - Portable grinder : en
  • AU131551B2 - Improvements in or relating tothe manufacture of gelatine blasting explosives : en
  • FR910450A - Mixed vehicle door : en fr
  • CA435151A - Paper coating emulsion : en fr
  • AU414546A - Electron discharge device : en
  • US2401305A - Die holder : en
  • US2401686A - Range finder : en
  • GB577843A - Biguanide derivatives : en
  • US2401696A - Range finder : en
  • US2401518A - Power-driven wire reel mechanism : en
  • CA435097A - Screw threaded member : en fr
  • CA435127A - Glass press : en fr
  • CA435153A - Telelectroscope : en fr
  • FR910462A - Lightweight wheel set for rail vehicles and similar vehicles : en fr
  • CA435057A - Knitting machine : en fr
  • CA435187A - Material impermeable to ultra-violet light : en fr
  • AU1472844A - Process for cleaning metals and compositions thereof : en
  • CA435066A - Safety nut, eccentric wedge and split washer : en fr
  • US2401637A - Electron discharge tube : en
  • CA435078A - Hydraulic jack : en fr
  • FR910277A - Board game reminiscent of football : en fr
  • US2401309A - Spindle actuated tube locking adapter : en
  • CA435059A - Cutlery : en fr
  • USD144901S - Link chain for a bracelet or similar article : en
  • GB577910A - Improvements in servo motors : en
  • GB577871A - Improvements in or relating to synthetic rubbers : en
  • FR910298A - Switch enhancements : en fr
  • FR910345A - Leaflet for correspondence, advertising or similar use : en fr
  • USD144916S - Design for a wall bracket : en
  • AU121473B2 - Improvements in garment buttons : en
  • AU128465B2 - Improvements in or relating to liquid containers : en
  • FR910268A - Sophisticated frame for prints, photographs, etc. : en fr
  • US2401512A - Feed water regulating apparatus for boilers : en
  • CA435167A - Cutting rule : en fr
  • FR910301A - Device to copy manual entry, especially in accounting : en fr
  • US2401325A - Foundation garment : en
  • US2401577A - Tractor or traction wheel : en
  • US2401548A - Method and apparatus for cranial operations : en
  • FR910444A - Method of assembling beams and assembly members intended for the implementation of this method : en fr
  • FR910434A - Hydro-injector device for gas compression : en fr
  • GB577815A - Improvements in strikers for piercing diaphragms, detonating explosives, and similarpurposes : en
  • GB577816A - Improvements in or relating to the production of toluene : en
  • US2401346A - Polymerization of butadiene-1, 3 hydrocarbons : en
  • FR910423A - Wooden hanger for building vaults : en fr
  • US2401347A - Impulse generator : en
  • US2401460A - Refrigeration : en
  • AU128510B2 - Vertical master brake cylinder : en
  • GR10682B - TSINOGRAPHIC PRINTING OF SKIN IN COLORING. : el en
  • AU1472444A - Improvements in rivets : en
  • US2401343A - Automatic signal bias correction : en
  • FR910295A - Heating and kitchen appliance capable of using various fuels : en fr
  • FR910453A - heat exchanger : en fr
  • US2401691A - Photoelectric range finder : en
  • USD144917S - Design fob a suit : en
  • FR910331A - New lace shoeing process and resulting product : en fr
  • FR910293A - Improvements to portable dental chairs : en fr
  • IE18387L - Electric heaters : en
  • US2401373A - Tanning of leather : en
  • USD144899S - Sheet op writing paper or the like : en
  • IE17313L - Safety razors. : en
  • US2401688A - Range finder : en
  • US2401303A - Railway lubricator : en
  • US2401701A - Range finder : en
  • AU1481944A - Improvements relating to electrical protective devices : en
  • US2401530A - Shutterless aerial camera : en
  • FR910373A - Further training in metal sheds and in particular agricultural sheds : en fr
  • US2401675A - Laminated fibrous sheet material : en
  • US2401626A - Method for forming tanks : en
  • CA435116A - Insulator supporting part : en fr
  • FR910278A - Optical device for cinematography and color photography : en fr
  • AU121472B2 - Improvements in electric water heaters ofthe storage type : en
  • FR910362A - Torque amplifier system for crank drives : en fr
  • USD144952S - Brooch or similar article : en
  • CA435145A - Resin coating : en fr
  • FR910437A - Device for viewing documents : en fr