US2406234A - Expansion joint : en
US2406146A - Fluorescent lighting unit : en
AU136364B2 - Air navigation system : en
AU121941B2 - Improvements relating to power driven saws : en
AU129373B2 - Improved fuel injection pump : en
FR912767A - Method and installation for obtaining a combustible gas : en fr
US2406082A - Electronic frequency-control device : en
US2406265A - Shockproofing mechanism : en
FR912845A - Machine for cutting a tubular part into rings, washers or segments : en fr
US2405961A - Pull head for broaching machines : en
US2405968A - Alkylation of ethylene mixed feeds : en
US2406093A - Tire building apparatus : en
US2406020A - Telegraph signal enciphering mechanism : en
US2406045A - Inductance device : en
US2405977A - Film manufacture : en
US2405935A - Treatment of cracked naphtha : en
DK64711C - Persiene. : da en
FR912708A - Friction clutch : en fr
US2406304A - Device and system for the braking of vehicles : en
AU121945B2 - Improvement informs for concrete : en
FR912924A - Automatic device for making ice cream : en fr
AU548846A - Improvements in relating to material mixing and mulling devices or machines : en
CA436478A - Electrical connector : en fr
DK64714C - Procedure for Increasing the Corrosion Resistance of Articles of Chromium-Based Stainless Steel. : da en
US2406194A - Method of making checkstraps : en
US2406255A - Induction motor control system : en
USD145431S - Flanagan fountain pen or the like : en
GB579867A - Improvements in production of biguanides : en
US2406268A - Windmill : en
CA436519A - Razor and blade magazine : en fr
AU41446A - Coupling Circuits : en
US2406089A - Rotary barrel gun : en
CA436480A - Gun barrel inspecting means : en fr
FR912885A - Household waste treatment process : en fr
GB580033A - Improvements in, or relating to, tipping wagons : en
FR912940A - Pre-screening device : en fr
USD145453S - Overboot or similar article : en
FR912726A - Improvements to the clamping rings : en fr
AU1450144A - An improved adjustable water spraying device : en
US2406100A - Cylinder construction : en
AU134879B2 - Improvements in or relating to frequency selective amplifier circuits : en
USD145442S - Hamilton flame failure control unit : en
US2406232A - Loader for revolvers : en
AU545046A - Dynodes : en
AU609846A - Improvements in containers : en
FR912887A - Improvements to parallel towers : en fr
GB579939A - Improvements in and relating to heating apparatus for dwelling houses and other buildings : en
GB579956A - Improvements relating to vehicle instrument panels : en
FR912918A - Evaporation method and apparatus partially operating under vapor pressure : en fr
FR912711A - Windscreen wiper device, in particular for automobiles : en fr
FR912749A - Folding bed : en fr
FR912879A - Game : en fr
FR912739A - Bushing current transformer : en fr
US2406160A - Razor blade holder : en
AU597746A - Improvements in or relating to air control for locomotives : en
FR912948A - Method and device for liquefying and cooling the refrigerant fluid of an installation for making ice and / or refrigeration : en fr
US2406095A - Insulator : en
GB579967A - Improvements in and relating to gas producers : en
GB579979A - Improvements in and relating to electric circuit arrangements responsive to the rate of change of an input quantity : en
GB579890A - Improvements in thermionic valve holders : en
FR912761A - building element : en fr
US2406120A - Venting means : en
US2406126A - Blade arrangement for axial compressors : en
US2406042A - Carrier telegraph system : en
US2406139A - Photocell for measuring long wave radiations : en
FR912852A - Improvements to the processes for obtaining dry yeast preparations : en fr
GR10808B - METHOD FOR PERFECT LIGNITE FUEL OR OTHER LIGHT CARBONS IN HOMES OF ALL NATURE THROUGH CURRENT AIR. : el en
GB579991A - Improvements in and relating to directional gyro instruments : en
FR912861A - Progressive speed variator : en fr
DK64709C - Electron Tube with a Secondary Emission Electrode and Method of Manufacturing the Electrode. : da en
US2406236A - Vessel and method of handling same : en
FR912707A - Improvements in the magnetic control of devices reacting to a variable control force : en fr
US2406029A - Bed lamp : en
FR912928A - Hunting rifle with barrels forming a sliding block and the mechanisms of the assembly : en fr
US2405931A - Conduit bender : en
US2406261A - Dual control operating mechanism for motor vehicles : en
AU89146A - Electronic analytical dimensional and surface comparator : en
US2406016A - Indicating device : en
FR912925A - Generating set and its control device : en fr
FR912926A - Automatic clutch device for electric motors and others : en fr
GB579844A - Improvements in or relating to aerial gliding marine torpedoes : en
GB579934A - Improvements in or relating to gun mountings : en
US2406291A - Steam engine : en
FR912819A - Device for adjusting resistance welding machines : en fr
FR912927A - High speed aerodynamic merry-go-round : en fr
GB580032A - Improvements in dry shavers : en
FR912880A - Improvements to response curve plotters : en fr
GB579930A - Improvements in or relating to the marking of articles to be laundered, dry-cleaned,dyed or the like and means therefor : en
GB580015A - Improvements in or relating to apparatus for detecting and/or locating by electrical means masses of buried material which are not homogeneous with their surroundings : en
FR912793A - Contact device : en fr
AU1586344A - sAn improved construction and arrangement of insulating sleeves and bushings for electric conductors : en
AU570146A - Improvements in or relating to lubricating grease compositions incorporating aliphatic' dicaboxylic acids and metal soaps other than lithium soaps of hydroxy fatty acids : en
GB579984A - Improvements in or relating to ordnance : en
GB579944A - Improvements relating to the waterproofing of textile materials containing fibres ofan organic derivative of cellulose : en
FR912745A - Method and device for binding documents : en fr
GB580005A - Improvements in and relating to electric circuit arrangements for compensating undesired voltages : en
CA14827S - Tea trolley : en
US2406202A - Air compressor : en
FR912904A - Process for making alginic acid and alginate : en fr
US2405960A - Collimating system : en
US2406138A - Hydrodynamic machine : en
US2406148A - Arrangement for the distant viewing of radioscopic images : en
US2405986A - Fuel container : en
US2406166A - Instrument for measuring reflectance : en
CA436482A - Adsorbent alumina treatment : en fr
US2406186A - Manufacture of surface-active compounds : en
AU135934B2 - High frequency signalling system : en
AU548546A - Improvements in or relating to fuel control apparatus : en
US2406111A - Radio submarine lure and trap : en
GB579869A - Improvements in tool holders for lathe and like machine tools : en
CA436500A - Radio transmission system or amplifier : en fr
CA436520A - Razor blade magazine : en fr
FR912870A - Letter check : en fr
CA436515A - Superheater : en fr
CA436493A - Fireplace : en fr
GB579840A - Improvements in or relating to vacuum jacketed containers : en
GB579929A - An improved apparatus for determining the deflection of a rotating body : en
USD145415S - Design for a footstool : en
DK64701C - Procedure and Installations for the Production of Metal Strips. : da en
USD145458S - Design foe a mobile servek : en
FR912888A - Watch movement cleaning machine : en fr
FR912706A - Improvements to electrical circuit breakers : en fr
GB579996A - Improvements in an electric prepayment meter mechanism : en
US2406246A - Valve : en
US2405979A - Pressure reproducing instrument : en
US2406011A - Sight : en
US2406147A - Apparatus for producing metal : en
AU121960B2 - Improved trench-forming implement : en
CA436509A - Sheet delivery mechanism : en fr
CA436487A - Traffic control signals : en fr
US2406012A - Mechanical drive device : en
US2406248A - Liquid solids separation apparatus : en
US2406043A - Fixture for holding and measuring work at selective angles : en
GB579971A - Improvements in or relating to the preparation of dithiol compounds : en
FR912872A - New manufacturing process for hunting gun barrels : en fr
GB579938A - Improvements in or relating to the polymerisation of ethylene : en
US2406091A - Shoe platform : en
FR912868A - Improvement in the assembly of bicycle handlebars : en fr
GR10809B - WATERPROOF CONTAINER ALUMINUM CAST FOR TRANSPORTATION OF FOOD. : el en
GB579998A - Improvements in or relating to ordnance : en
DK64702C - Antifreeze and method of its manufacture. : da en
GB579976A - Automatic control of compressor blow-off valves : en
US2406250A - Life raft release : en
GB579859A - Improvements in radio wave reflection apparatus for the observation of objects, such as aircraft : en
GB579852A - Improvements in and relating to automatic control systems for aircraft : en
US2405946A - Production of non-aging steel : en
USD145466S - Design fob a tripod head : en
GB580002A - Improvements in electron discharge tubes and resonant circuits therefor : en
GB579970A - Manufacture of lactic acid and salts thereof : en
US2406057A - Coating apparatus : en
US2406287A - Method of applying glue : en
FR912717A - Window frames and the like, as well as a method of manufacturing the same : en fr
CA436528A - Egg white preservation process : en fr
USD145459S - Rear view automobile mirror : en
US2406136A - Antibuckling device for film feeding mechanisms : en
US2406010A - Mechanical release : en
US2406278A - Cleaner : en
GB579950A - Improved grab : en
US2406196A - Limit switch system : en
GB579954A - Method for regulating the output of thermal power plants and arrangement for carrying out this method : en
FR912899A - Improvements to lapping devices : en fr
GB579872A - Improvements in electric wave communication systems : en
US2406033A - Apparatus for the manufacture of convoluted rods : en
USD145434S - Design for a suit : en
FR912936A - New propellant device for water and air vehicles, etc. : en fr
FR912950A - Molding process and application to the manufacture of the screen of a cathode ray tube : en fr
GB580016A - Improvements in or relating to tool handle fixings : en
US2406066A - Pivotal frame wringer : en
GB579882A - Improvements in or relating to the polymerisation of ethylene : en
FR912844A - Machine for cutting a tubular part into rings, segments or rings : en fr
GB579910A - Improvements in or relating to instruments for measuring resistances : en
GB580038A - Improvements in and relating to both retractable and retractile landing gear strut or leg : en
US2406197A - Accumulator : en
USD145463S - Design for a pin or similar article : en
FR912831A - Oblique traction wheels or motor vehicles for slippery terrain : en fr
FR912847A - Tire cover for vehicle tires : en fr
GB579877A - Improved means for connecting water supply pipes to sanitary appliances : en
US2406086A - Alkylation of isoparaffinic hydrocarbons : en
US2406069A - Bearing : en
CA14834S - Packing for fragile articles : en
GB579868A - An improved dielectric composition : en
GB579985A - Improvements in or relating to scales and instruments embodying the same : en
GB580013A - Improvements in or relating to filter plants with automatic wash-out : en
USD145429S - Design for a mirror frame or the like : en
US2405975A - Loom : en
USD145433S - Design fok a suit : en
FR912733A - Multiplier specially designed for cycles, gliders, toys, etc. : en fr
US2405957A - Variable-speed transmission : en
FR912849A - Valve for blowing compressed air : en fr
FR912896A - Device for indirect lighting in chandeliers : en fr
GB580020A - Improvements in or relating to the polymerisation of vinyl acetate : en
GB579986A - Improvements in the construction of electric dry cells : en
GB579975A - Removable tread block for endless tracks for vehicles : en
US2406227A - Container closure : en
US2405965A - Polyamide emulsions : en
US2406109A - Rinse wringer : en
US2406154A - Fused electrical plug : en
USD145414S - Design for a cab body or the like : en
AU274046A - Transmission line modulation apparatus, particularly for radio beacon : en
CA436474A - Colour print production : en fr
CA436524A - Refrigeration method : en fr
CA436539A - Rail flaw detector mechanism : en fr
AU551046A - Electron discharge devices : en
US2406113A - Method of grinding teeth : en
US2406135A - Explosive shell : en
FR912891A - Landing wheel launcher : en fr
US2406271A - Base for electric lamps or similar devices : en
US2406276A - Electric discharge device : en
FR912842A - Orientable shape for the manufacture of boxes : en fr
CA436483A - Bacteria removal from fluids : en fr
AU595446A - Improvements in or relating to colloidally dispersed urea-aldehyde compositions and their method of manufacture : en
FR912816A - Waistcoat belt : en fr
US2406241A - Refrigerated truck : en
AU584946A - Electrical connector : en
GB579850A - Improvements in a variable speed drive : en
US2405947A - Escapement mechanism : en
CA436491A - Engine starter gearing : en fr
AU1536344A - Improvements inthe manufacture of shoes andthe like : en
AU134452B2 - Electrical connecting means : en
CA436512A - Magnesium base alloy : en fr
US2406017A - Vacuum apparatus : en
US2406117A - Reforming : en
AU121951B2 - Improvements in or relating to magnetic field responsive devices : en
AU121958B2 - Improvements inroad construction : en
AU135906B2 - Electrical connectors : en
AU1454644A - A process and apparatus forthe manufacture of carburetted water gas and like gases : en
CA436526A - Knitted hose : en fr
AU1277344A - Improvements in or relating to magnetic field responsive devices : en
BE463277A - : en
AU128963B2 - Improvements in commutators for rotary dynamo-electric machines : en
FR912770A - Improvements to vehicle wheels for railways : en fr
US2406030A - Locking device for electrical connectors : en
US2406059A - Process of spinning hollow articles : en
US2406195A - Manufacture of the higher chlorides of methane : en
AU121944B2 - Testing phase angle and injection periods of fuel injection pumps for internal combustion engines : en
AU597046A - Multivibrator Circuit : en
US2405939A - Variable leverage brake : en
US2406132A - Tool retainer : en
FR912822A - Improvements to magnetic couplings : en fr
GB580011A - Improvements in multi-filter assemblies for filtering oil or liquids : en
AU607946A - Air navigation system : en
FR912725A - Improvements made to chucks : en fr
GB579888A - Improvements in or relating to horticultural cold frames : en
CA436554A - Press die setting device : en fr
US2406165A - Communication system : en
FR912728A - Method and apparatus for the manufacture of hollow bodies based on thermosetting resinous material, and resulting product : en fr
FR912853A - Improvements to ammonia synthesis processes : en fr
CA14828S - Table : en
AU132011B2 - Improvements in or relating tothe production of insolubilised protein artificial filamentary products : en
GB579935A - Improvements in machine guns : en
GB579924A - Improvements in or relating to the production of ferrous alloys containing cobalt and silicon : en
AU121957B2 - Method and apparatus for filtration : en
FR912746A - Document binding : en fr
US2405991A - Secrecy system : en
US2406090A - Protecting shield : en
FR912949A - Improvements to glass-metal joints and in particular to quartz-tungsten joints : en fr
USD145446S - Jamouneau airplane : en
CA436485A - Traffic control signals : en fr
AU1556244A - Improvements inroad construction : en
US2405982A - Stoker : en
GB579904A - Improvements in multi-cylinder pumps : en
FR912716A - Process and apparatus for grinding grains and similar products : en fr
GB580019A - Inductor for interior slot hardening : en
GB579988A - Improvements relating to velocity-modulated electron discharge devices : en
FR912946A - Improvements to clasps or similar fasteners : en fr
GB579856A - Improvements in or relating to turbo-compressor propulsive apparatus : en
GB579922A - Improvements in or relating to controlling cams, more particularly adapted for controlling the fuel pumps of reversible internal-combustion engines : en
GB579997A - Improvements in or relating to means for discharging rockets : en
CA436475A - Mouthpiece for smokers : en fr
US2405993A - Reactions with isopentane in the presence of a liquid catalyst : en
USD145460S - Design for a pin or similar article : en
FR912903A - Improvements in the production of iodine from seaweed : en fr
DK64715C - Screw-shaped Drill. : da en
US2406070A - Lock nut : en
USD145421S - Link chain for a bracelet or similar article : en
US2406181A - Flowmeter : en
IE17704L - Kinematographic apparatus : en
IE17117L - Imparting surface finish to concrete slab : en
FR912713A - Improvements to the fireplace grilles : en fr
US2406137A - Infusion bag : en
FR912760A - Firing mechanism for firearms : en fr
IE18338L - Food frying machine : en
GB579896A - Improvements relating to railway traffic controlling apparatus : en
FR912876A - Ear protection device against heat during the straightening hair styling operation : en fr
GB579951A - Improvements relating to tipping bodies for vehicles : en
FR912840A - Universal adjustment plug : en fr
GB579978A - Improvements in or relating to movement determining mechanisms : en
GB579879A - Improvements relating to rotary knife-cleaning machines : en
GB579964A - Improvements in and relating to the construction of reinforced concrete ships and like floating structures : en
GB579893A - Improvements in or relating to electron discharge devices : en
GB579994A - Improvements in or relating to electric potential sensitive resistances : en
FR912738A - Electroplating improvements : en fr
GB580010A - Improvements in or relating to telephone systems and automatic switches for use therein : en
GB580018A - Improvements relating to the lifting and delivery of liquids : en
US2406228A - Burner control means : en
FR912813A - Device applicable to bicycles to assist in training with the hands using the pedals : en fr
US2406031A - Telegraph ciphering key tape machine : en
US2406105A - Meat grinder attachment : en
USD145448S - Design for a child s bassinet support : en
GB579915A - Improvements in or relating to steam superheating arrangements for fire tube boilers : en
GB579958A - Improvements relating to shaft furnace coolers : en
FR912939A - Apparatus for visiting and repairing pneumatic tire casings : en fr
FR912934A - Oven improvements for baking pastries and other applications : en fr
US2406097A - Method for producing white sodium rosinates : en
AU607646A - Radio receiving system and method : en
CA436452A - Drilling method : en fr
US2406056A - Means for coating papers : en
CA436490A - Ignition means : en fr
GB579873A - Improvements in or relating to keying arrangements for radio frequencies : en
GR10807B - FRAME SUSPENSION IRON. : el en
FR912907A - Goat crane for handling heavy loads : en fr
FR912836A - Method and device for manufacturing tablets or tablets arranged on a string and product thus obtained : en fr
FR912784A - Machine for cutting a tubular part into rings, rings, or segments : en fr
GB579911A - Improvements in demagnetising devices : en
US2405981A - Earth moving device : en
USD145432S - Design for a fountain pen or the like : en
US2405936A - Formic acid esters : en
US2406084A - Ship or vessel : en
US2406283A - Mechanical toy : en
IE17709L - Lighters. : en
AU135557B2 - Improvements in or relating to secret transmission systems : en
CA436542A - Pulp treating method : en fr
AU134454B2 - Process of making books and books made according to this process : en
CA436465A - Indicia applying method : en fr
US2406003A - Method and apparatus for obtaining purified liquid oxygen : en
US2406203A - Automatic oil conditioner : en
US2406303A - Self-cooling wheel : en
CA436448A - Baby carriage : en fr
AU121956B2 - Improvements in potato digging or harvesting machines : en
AU121966B2 - Densifying finely divided materials : en
CA436470A - Pinning machine : en fr
US2406157A - Rivet : en
GB580000A - Improvements in and relating to electric discharge lamps : en
US2406269A - Power unit : en
US2406245A - Coating ferrous metals with aluminum : en
CA436553A - Rosehead : en fr
CA436456A - Steam trap : en fr
FR912856A - Device for dosing liquids : en fr
GB579977A - Improvements in or relating to ammunition-hoppers for use on automatic guns : en
CA436457A - Book holder : en fr
FR912947A - Improvements to clasps or similar fasteners : en fr
USD145436S - Design for a coat : en
FR912753A - Pliers for setting jumpers : en fr
GB579980A - Improvements in or relating to anti-knock motor fuels : en
FR912922A - Combination unit made up of superimposed elements : en fr
CA436458A - Paint and drawing sheet : en fr
FI21493A - Sätt att anrika Malmer och andra Mineral : en fi
FR912779A - Process for the manufacture of assemblies of metal pipes at junction nodes and metal pipes used to make them : en fr
US2406129A - Anesthetizing metering apparatus : en
CA436508A - Welding method and apparatus : en fr
GB579885A - Improvements in fittings for fluorescent lamps : en
GB580027A - Improvements in the manufacture of opal glass : en
FR912752A - Improvements to devices for power transmission : en fr
GB580037A - Improvements in or relating to helicopter rotors : en
US2405999A - Crystal filter circuit : en
US2405953A - Process for manufacturing a cellulose ester molding batch having a metallic appearance and the batch produced thereby : en
US2406110A - Manufacture of hydrocarbons : en
US2406162A - Lawn mower sharpener : en
DK64716C - Procedure for the manufacture of licorice substitute or products containing the same. : da en
FR912889A - Abduction leg traction device : en fr
US2406153A - Depolymerization of polymeric tetrafluoroethylene : en
US2405972A - Method of producing prescription blanks : en
US2406231A - Loader for revolvers : en
US2406140A - Cloth measuring device : en
FR912809A - Improvements to piston rings : en fr
US2406242A - Protected blade and package : en
AU137104B2 - Improvement in 11'-dialkyl-33' alkylenebenzimidazolocyanine Salts : en
US2406116A - Adz attachment for hammers : en
US2406240A - Liquid metering and distributing apparatus : en
FR912808A - New catalysts for the dehydrogenation of alkylbenzenes to hydrocarbons of the styrene series : en fr
GB579884A - Improvements in or relating to the manufacture of high-molecular compounds : en
GB579926A - Improvements in or relating to the production of ferrous alloys containing titanium and silicon : en
FR912701A - Excavator, cutter, elevator, in particular for manure : en fr
GB579995A - Improvements in or relating to pressure sensitive resistance devices : en
CA436477A - Hydraulic motor unit : en fr
GB579853A - Circuit arrangements for the generation of electrical pulses of variable duration : en
FR912841A - Distribution nipple for binder tubes : en fr
GB579959A - Improvements in or relating to pressure gauges : en
FR912714A - Improvements to chromatic harmonicas : en fr
FR912902A - Compressed gas switch with delayed cut connector : en fr
US2406102A - Trigger system for gun turrets : en
GB579913A - Improvements relating to fountain pens : en
AU1495744A - Improvements in potato digging or harvesting machines : en
FR912873A - Impact head with mixed control (electric and manual) for fixed pressurized liquid extinguisher : en fr
AU2111445A - Electric rectifying devices, and electric pulse time modulators employing rectifiers : en
CA436510A - Anhydrous metal chloride producing apparatus : en fr
DK64710C - François-Kam. : da en
FR912834A - Improvement in coffee processing : en fr
GB579989A - Method of binding conducting surfaces to glass, mica and so forth : en
GB579982A - Improvements in or relating to means for discharging rockets : en
AU129975B2 - Radio transmitting and receiving system : en
US2406027A - Data exhibitor : en
US2405938A - Multiple injection pump : en
US2406156A - Control device for hoisting mechanism : en
US2406168A - Ventilating apparatus : en
CA436471A - Prestressed reinforced concrete : en fr
AU602246A - Variable speed gearing : en
US2406060A - Hairpin spreader : en
USPP709P - Rose plant : en
US2406049A - Automatic clutch : en
AU136955B2 - Electron discharge devices : en
AU597146A - Improvements in or relating to frequency selective amplifier circuits : en
US2405958A - Fountain pen : en
AU121942B2 - Improvements in vacuum break milking machines : en
US2406142A - Overload release coupling : en
AU598746A - Reducing the intensity of electro -magnetic waves reflected by reflecting objects : en
CA436498A - Spinning bucket : en fr
AU131295B2 - Coupling Circuits : en
CA436453A - Imprinting device : en fr
CA436525A - Vibrating screen : en fr
AU1393244A - Adhesive suitable for making tapes : en
AU1590244A - Improvements in or relating to laundry apparatus : en
USD145468S - Spence stroller : en
CA436489A - Coupling means : en fr
USD145452S - Design for a portable soda fountain : en
CA436545A - Coil spring suspension : en fr
US2406074A - Ice creeper : en
US2406249A - Salvage from fish viscera : en
US2406144A - Contact blade assembly : en
AU607246A - High frequency signalling system : en
US2406094A - Knife and scissor sharpener : en
FR912848A - Tank dryer : en fr
USD145456S - Design for a hair curler : en
US2406130A - Coil winding apparatus : en
US2406270A - Vibration dampening splice : en
GB579946A - Improvements in or relating to the heat treatment of knitted goods : en
FR912782A - Process for the treatment of food materials : en fr
FR912833A - Method and apparatus for processing food materials : en fr
FR912755A - Device for increasing the resistance and reducing the elastic deformations of hollow bodies subjected to bending or compression forces : en fr
FR912743A - Improvements to school slates and others : en fr
US2406254A - Berry box or the like : en
AU132312B2 - Improvements in relating to material mixing and mulling devices or machines : en
GB580001A - Improvements in terminal members and terminal banks for electric connecting systems : en
US2406256A - Mounting : en
FR912737A - Device for washing and filling pharmaceutical ampoules : en fr
FR912821A - Supply device for appliances in which a volume of air is drawn which varies with the power required : en fr
GB579845A - Improvements in non-linear impedances : en
GB579972A - Secrecy communication system : en
GB579866A - Detergent composition and its application in the removal of mineral oil from metal surfaces : en
FI21495A - Tåganmälningsanordning med enhetlig för- och konstant huvudvarning : en fi
FR912883A - Process for preparing mineralized yeasts : en fr
US2405966A - Synthesis of nitriles : en
GB579858A - Improvements in or relating to automatic guns : en
US2406002A - Selector terminal bank : en
GB579927A - Improvements in or relating to the production of iron or steel alloys containing tungsten and silicon : en
GB579917A - Improvements relating to electric lamp holders : en
FR912794A - Method and composition for the treatment of phosphated surfaces : en fr
US2405951A - Random sampling machine : en
FR912835A - Acetylsulfanilyl chloride enhancements : en fr
FR912705A - Method and apparatus for sorting, dehydrating or washing suspensions of solid particles, in particular suspensions of fibrous materials : en fr
GB579949A - Improvements in or relating to combination cutlery : en
GB579892A - Improvements in insulated wires and cables : en
FR912798A - Automatic machine for picking up and loading sacks of agricultural products in the fields : en fr
US2406180A - Trapper's stake : en
AU136433B2 - Radio beacon system : en
CA436501A - Angle of rotation indicator apparatus : en fr
CA436527A - Mirrored surface producing apparatus : en fr
FR912923A - Improved process for manufacturing hammers and other similar tools and product obtained : en fr
US2406290A - Amphibian : en
US2406300A - Scraper : en
GB579864A - Improvements in and relating to ignition distributors : en
US2405940A - Selector cock : en
US2406216A - Electromagnet : en
US2406215A - Foundation garment : en
FR912921A - Nursing bra : en fr
FR912897A - Umbrella with off-center frame : en fr
US2406218A - Reaction condensation products of tertiary alkyl ureas and formaldehyde and methods for producing the same : en
US2406277A - High-frequency electric discharge device : en
US2406067A - Air-cooled brake shoe : en
FR912815A - Improvements to cylinders and distribution sleeves for engines, pumps and similar machines : en fr
FR912804A - Improvements to induction heating devices : en fr
GB579871A - Pressure-actuated tubing anchor for wells : en
GB579908A - Improvements in or relating to machines for peeling and cleaning vegetables and fruits : en
FR912929A - Bearing device for textile machine spindles : en fr
GB579906A - Improvements in balanced oil valves for automatic pilots : en
FR912769A - Improvements to electrical relays : en fr
US2406259A - Flush valve : en
FR912867A - Multipurpose Socket Cap : en fr
FR912881A - Cover : en fr
US2406230A - Tractor sprocket drive : en
US2406263A - Automatic container filling device : en
USD145441S - Folding house vehicle or similar article : en
GB579928A - Improvements in or relating to electrical installations for the regulation of physical magnitudes : en
CA436495A - Liquid stable at low temperature : en fr
CA436550A - Coiled strip tin coating method and apparatus : en fr
US2406125A - Frequency stabilizing system : en
CA436536A - Reverse current relay : en fr
AU137212B2 - Improvements in or relating tothe manufacture of glass sealed electric terminals : en
USD145445S - Design for a slipper or similar article : en
US2406275A - Electrical resistance element : en
US2406087A - Valve : en
FR912712A - Improvements to the fireplace grilles : en fr
CA436543A - Coupling means for radio shielded ignition harness : en fr
US2405997A - Averaging with pentane : en
US2406167A - Jar cap applying and removing device : en
FR912722A - Toothbrush : en fr
GB580025A - A new or improved sharpening device for safety razor blades : en
GB580021A - Improvements in or relating to sewing machines : en
FR912938A - Game of skill and competition by throwing tennis balls or other projectiles : en fr
US2406083A - Transmission : en
CA436507A - Pressure vessel : en fr
GB579843A - Improvements in or relating to apparatus for filling containers with liquefied gases : en
GB579865A - Improvements in combined glide and approach path systems for aircraft : en
GB579912A - Improvements in portable decks for airplane runways and the like : en
GB579925A - Improvements in or relating to the production of ferrous alloys containing chromium and silicon : en
US2406143A - Follow-up control system : en
US2406292A - Engine frame : en
DK64704C - Device for speaker membranes. : da en
FR912721A - New material for covers and coatings : en fr
CA436547A - Circular knitting machine : en fr
FR912754A - Machine for installing electrical pipe supports and plinth fixing claws : en fr
GB579900A - Improvements in or relating to spring forks for motor cycles and the like : en
US2406189A - Method for tin plating : en
US2406158A - Hand truck : en
CA436473A - Double acting kneader : en fr
AU607046A - Arrangements for tracing electric pulses on cathode ray oscillographs : en
GB580029A - Improvements in or relating to parachute packs : en
US2406047A - Protection against bullet spatter : en
US2406050A - Ironing board : en
CA436537A - Sheet metal : en fr
US2406211A - Bubble cell : en
US2406233A - Airplane control surface locking means : en
CA436479A - Composite nut : en fr
US2406061A - Siftproof carton : en
US2406096A - Electronic regenerative repeater : en
US2405970A - Sanding apparatus for road vehicles : en
USD145443S - Design for a combination chair and table : en
AU594346A - Improvements in or relating to pouring outlets for vessels : en
USD145428S - Tablecloth or similar article : en
AU211446A - Golf practising and teaching apparatus : en
AU136353B2 - Electrical connector : en
US2406145A - Fluorescent lighting unit : en
CA436506A - Pyrolysis of pyran derivatives : en fr
AU130914B2 - Reducing the intensity of electro -magnetic waves reflected by reflecting objects : en
AU134757B2 - Multivibrator Circuit : en
FR912839A - Anti-theft device for automobiles : en fr
FR912720A - Circular knitting machine : en fr
GB579999A - Improvements in or relating to ordnance : en
FR912790A - Triple exhaust steam turbine : en fr
FR912917A - Underwear : en fr
US2406200A - Catalytic treatment of hydrocarbon oils : en
AU594146A - Improvements in and relating to hair waving methods and appliances : en
US2406014A - System for locating the source of an explosion wave : en
US2405985A - Induction heating apparatus : en
FR912715A - Method for sensitizing photographic emulsions : en fr
FR912789A - Starter : en fr
US2406262A - Current collector : en
US2405984A - Electric cooker : en
CA436535A - Crank grinding machine : en fr
AU1312944A - Improvements in or relating to calculating machines : en
US2406080A - Testing assembly : en
US2406081A - Polymerization of olefin hydrocarbons : en
US2406295A - Mounting for switches and the like : en
US2406176A - Bullet handling apparatus : en
GB580004A - Improvements relating to electron discharge devices : en
US2406244A - Friction clutch : en
US2406307A - Anticorrosive paint : en
FR912735A - Improvements to bridges and similar constructions made of standard elements : en fr
FR912747A - heat exchanger : en fr
US2406006A - Sheet feeding mechanism : en
USD145416S - Casing for a piano or similar article : en
US2406053A - Telephone system : en
USD145426S - Link chain for a bracelet or similar article : en
CA436476A - Conveyer : en fr
AU1487944A - Improvements in and relating toa machine for producing welded wire fabric : en
GB579966A - Improvements in remote controls for collectively or selectively controlling the operation of automatic guns : en
US2406179A - Method and apparatus for measuring air entrainment : en
GB580031A - Improvements in or relating to grain or shaped articles of ª-alumina : en
US2406013A - Topper for beets and the like : en
FR912756A - Device allowing the production of a vacuum coffee maker eliminating the presence of any kind of seal : en fr
FR912855A - Construction system for buildings for residential or other use : en fr
CA436514A - Electric machine rotor : en fr
US2406026A - Separable members : en
US2406133A - Process for obtaining provitamin d : en
CA436548A - Air discharging device rotatable discharge : en fr
FR912704A - tire element for endless vehicle chains : en fr
FR912724A - Improvements in crucible furnaces for the manufacture of glass threads or filaments imitating silk : en fr
CA436534A - Water treating process : en fr
US2406222A - Health cabinet : en
GB579886A - Improvements in and relating to ferments : en
US2405995A - Process for dearomatizing and modifying hydrocarbons with hydrogen fluoride and boron trifluoride : en
AU123359B2 - Improvements in or relating to propeller pitch changing mechanism : en
US2405998A - Liquefied petroleum gas equipment : en
CA436546A - Power transmission : en fr
US2406214A - Cleaner for compressed air arranged for automatic draining : en
CA436505A - Journal protecting apparatus : en fr
GB579931A - Improvements in or relating to moulds for making lenses and like optical elements from polymerizable synthetic plastic materials, resins and the like : en
GB580003A - Improvements relating to the construction and operation of triggered spark gaps : en
AU575246A - Improved fuel injection pump : en
US2406239A - Liquid metering and distributing apparatus : en
US2405952A - Torch : en
US2406288A - Amphibian : en
US2406306A - Shoe supporting jack : en
FR912943A - Alcoholic concentrator for wines : en fr
GB580034A - Improvements in and relating to apparatus for playing games : en
CA436484A - Bacteria removal from fluids : en fr
CA14826S - Table : en
CA14844S - Table : en
US2406159A - Stationary scraper on solder roll : en
US2405959A - Treating hydrocarbon fluid : en
AU133448B2 - Electric rectifying devices, and electric pulse time modulators employing rectifiers : en
AU589346A - Distance measuring system : en
US2405955A - Carrying case : en
AU1227466A - Cardboard blank for making tubular cartons : en
CA436486A - Traffic control signals : en fr
CA436540A - Flame protective device time delay features : en fr
US2406285A - Fabric take-up : en
US2406048A - Railway brake : en
CA436454A - Mixture-compressing engine : en fr
CA436468A - Hogshead : en fr
CA436447A - Milking apparatus : en fr
CA436455A - Shelter : en fr
FR912807A - unbalanced fishplate with balanced ratios of physical characteristics : en fr
FR912843A - Feeding device for fruit presses : en fr
GB579947A - An improvement in or relating to bearing brackets for the shafts of workers, strippers and like rollers of textile carding-machines : en
FR912890A - New animated yo-yo : en fr
GB580014A - Installation tool for conduit clips : en
FR912744A - projection screen with tensioning device, especially for cinema : en fr
FR912911A - Film processing machine : en fr
CA436494A - Open fireplace installation : en fr
AU131186B2 - Improvements in or relating to air control for locomotives : en
US2406054A - Silo and tank lug : en
USRE22781E - Automatic bread toasting apparatus : en
CA436461A - Tie barker : en fr
US2406225A - Transmission : en
US2406293A - Gyrostabilized bomb control system : en
GB580036A - Improvements in or relating to rotors for turbo-machines : en
AU121959B2 - Improvements in or relating to laundry apparatus : en
FR912787A - Apparatus for producing and distributing several proportional pressures of fluids : en fr
AU136957B2 - Cathode ray indicator filters : en
US2405976A - Gate mechanism for mechanical concentrating devices : en
FR912820A - Contact switch with contact devices working in parallel : en fr
CA436541A - Collapsible cellular carton : en fr
FR912901A - Intermittent drive mechanism for small format cine-projector : en fr
GB579842A - Improvements in or relating to vaporisers for internal combustion engines : en
US2406163A - Sausage linking machine : en
US2406164A - Knockdown globular shell : en
CA436522A - Razor : en fr
FR912945A - Metal protective pad for shoes : en fr
FR912732A - Perforation foils improvements : en fr
FR912930A - Automotive steering wheel refinements : en fr
AU449846A - Improvements in or relating tothe production of insolubilised protein artificial filamentary products : en
FR912866A - Process for assembling all articles based on certain synthetic fibers : en fr
FR912736A - Improvements to devices supporting the workpiece in lathes or other machine tools : en fr
FR912734A - Gas turbine : en fr
GB579860A - Electric pulse modulation signalling systems : en
FR912795A - Profiling machine : en fr
FR912823A - Therapeutic bed : en fr
FR912832A - Improvements to refrigeration units with vertically mobile stacked trays : en fr
GB580007A - Improvements in and relating to supercharger control systems : en
US2406298A - Container closure : en
US2406099A - Valve assembly : en
IE17640L - Dry rectifier unit : en
FR912758A - Coupling device for railway vehicle : en fr
GB580039A - Improvements relating to cages for ball and roller bearings : en
FR912862A - Electrically controlled ground shock explosion device : en fr
GB579953A - Improvements relating to epicyclic mechanisms : en
FR912771A - Improvements to metal constructions and their manufacturing process : en fr
USD145449S - Design for an airplane : en
FR912775A - Apparatus used for lowering boats suspended from ship's coat racks : en fr
US2406299A - Machine tool with photoelectric positioning of the work table : en
FR912764A - Process for the treatment of food materials : en fr
DK64720C - Number plate load. : da en
US2406023A - Teletypewriter signal enciphering system : en
US2406025A - Pipe forming machine : en
US2406051A - Apparatus for producing corrugated structures : en
US2406185A - Ignition controlling means : en
USD145417S - Design for an airplane : en
GB579862A - Improvements in or relating to anti-dazzle appliances : en
US2406174A - Bacterial processes : en
FR912869A - Parallel lathe for toolmakers of the cutting tool and the metal mold : en fr
GB579918A - Improvements in or relating to the application of furnace linings : en
US2406297A - Regeneration of waste rubber : en
FR912786A - Zipper closure : en fr
GB580017A - Improvements in and relating to high frequency transformer arrangements : en
US2406149A - Screw driver : en
US2406040A - Printing machine : en
US2406273A - Throttle control : en
FR912875A - Adaptation of sweet juices to the role of binder for foundry sands : en fr
FR912920A - Device facilitating the adaptation of a removable auxiliary motor to cycles and similar machines : en fr
USD145469S - Design for a flashmght : en
FR912768A - Improvements made to lightweight plaster panels and their manufacturing processes : en fr
FR912871A - Method of manufacturing the barrel choke of weapons, particularly hunting weapons : en fr
GB579920A - Improvements in apparatus for producing flashes of light : en
GB579881A - Improvements in or relating to the polymerisation of ethylene : en
AU608446A - Cathode ray indicator filters : en
GB579870A - Rust-preventive lubricating oil and grease compositions : en
GB579990A - Improvements in or relating to apparatus for controlling the maximum demand of an electric power-load : en
DK64706C - Electrical Signal System that works with Signal currents with different Properties. : da en
USD145418S - Link chain for a bracelet or similar article : en
FR912740A - Method and apparatus for sorting, dehydrating or washing solid particle suspensions, particularly fiber suspensions : en fr
GB579846A - Improvements in or relating to crossheads and crosshead guides of internal combustion engines : en
FR912778A - Variable arm length crank : en fr
FR912803A - Improvements to irrigators or sprayers more particularly intended for medical uses : en fr
FR912858A - Improvement in telemetry devices allowing remote phase comparison : en fr
US2406114A - Carburetor : en
US2406201A - Brake mechanism : en
FR912863A - Socket wrench for articulated toggle nuts and its application : en fr
US2405943A - Tire : en
US2406065A - Continuous disk filter : en
US2406150A - Power unit : en
US2406205A - Printing press : en
US2405963A - Co-oxidation reaction : en
USD145439S - Design foe a rubber overshoe : en
US2405950A - Process for polymerizing olefins : en
GB579901A - Improvements in and relating to protective coating compositions : en
US2406019A - Pulse modulation system : en
GB580028A - Improvements in or relating to grease guns and to nozzles therefor : en
US2405944A - Direct expansion chiller : en
US2406226A - Washing machine : en
US2406007A - Fastener : en
US2405962A - Process for polymerizing ethylene : en
GB580009A - Improvements in or relating to cavity resonators : en
FR912859A - In-line control gearbox : en fr
GB579899A - Polymeric materials : en
US2406062A - Method for making dished disk wheels : en
FR912825A - Liquid discharge device : en fr
GB579878A - Improvements in and relating to gas producers : en
AU135856B2 - Variable-speed gearing : en
US2406191A - Manufacture of elastic composition suitable for electrical cable insulation : en
AU133553B2 - Transmission line modulation apparatus, particularly for radio beacon : en
US2405934A - Means for assembling safety pins : en
USD145422S - Link- chain for a bracelet or similar article : en
US2405973A - Preparation of starch ethers : en
US2406076A - Apparatus for determining weldability : en
CA436517A - Toy aeroplane : en fr
CA436450A - Advertising device : en fr
CA436518A - Razor blade : en fr
US2406134A - Tool grinding machine : en
US2406063A - Dental cement : en
GB579914A - Improvements in or relating to steam generators : en
CA14821S - Table : en
FR912892A - Improvements made to remote electrical control devices : en fr
GB579863A - Distance indicating radio detection system : en
AU1511444A - Method and apparatus for filtration : en
US2406247A - Floor cleaning machine : en
CA436513A - Fluid flow damping arrangement : en fr
US2406213A - Dust shield : en
US2406177A - Dust remover and filter : en
FR912824A - Improvements in the manufacture of composite metal objects : en fr
US2406131A - Railroad tie : en
US2406257A - Permanent safety lock device for bicycles and the like : en
US2406282A - Automatic mixture regulating device for internal-combustion engines : en
AU606146A - Improvements in or relating toa window construction : en
CA436451A - Centrifugal pump : en fr
AU2103545A - Instrument landing system : en
US2405967A - Preparation of acids and esters thereof : en
AU607846A - Improvements in or relating to telephone systems : en
CA436459A - Swing package and swing seat : en fr
US2406046A - Telegraph signal enciphering key tape producing device : en
US2406015A - Refuse body : en
FR912919A - Mechanical device having the function of pump, meter, turbine, etc. : en fr
USD145462S - Design foe a pin ok similar article : en
CA436516A - Heater : en fr
US2406073A - Force and motion transmitting mechanism : en
US2406064A - Shock absorber : en
FR912750A - Coupling device or hydraulic clutch : en fr
FR912788A - Farmer : en fr
AU602446A - Process of making books and books made according to this process : en
AU121965B2 - Improvements in and relating toa machine for producing welded wire fabric : en
US2405989A - Lens : en
US2406055A - Fruit picker : en
US2406251A - Toy clock : en
GB579957A - Improvements in or relating to electric switch contacts : en
US2405969A - Process for the purification of epsilon-caprolactam : en
US2406253A - Friction-tipped belt block : en
CA436460A - Foundation garment : en fr
CA14845S - Table or floor lamp : en
USD145438S - Power driven lawn trimmer : en
USD145440S - Folding house vehicle or similar article : en
IE17419L - Multi-plate refrigerating apparatus : en
FR912742A - Portable retractor to revive the crease in pants : en fr
GB579848A - Improvements in or relating to bombsights : en
GB579942A - Improvements in or relating to laminated material and to fuel containers comprising the same : en
US2405933A - Polyethylene film-forming composition : en
US2406223A - Lighting apparatus : en
US2406193A - Electric motor : en
GB579891A - Improvements in or relating to anodes adapted particularly for use in the electrowinning of manganese : en
US2406118A - Counting mechanism : en
US2406151A - Can end marking means : en
GB580035A - Improvements in or relating to the production of vinyl cyanide : en
US2405941A - Automatic heel turning machine : en
GB579849A - Improvements in primary electric cell : en
GB579861A - Improvements in front wheel springing of bicycles, motor cycles and the like : en
US2405949A - Fluid pressure motor : en
FR912838A - Insecticidal, disinfectant and deodorant product and its manufacturing process : en fr
FR912894A - Improvements to acetylene generators : en fr
SE117067C1 - : en
FR912854A - Method of constituting bent parts in reinforced concrete in order to resist the shearing force : en fr
US2406108A - Rinse wringer : en
US2406121A - Heat transferring means suitable for thermionic discharge apparatus : en
FR912772A - Metal churn-mixer without mixing rollers : en fr
GB579955A - Improvements in control devices for internal combustion engines : en
US2406208A - Ceramic article and material and method for coloring or shading the same : en
CA436497A - Electrical apparatus : en fr
US2406085A - Sectional canoe or the like : en
FR912703A - Endless chain for tracked vehicles : en fr
FR912751A - Improvements to plate cutting machines : en fr
FR912791A - Sealed box for steam and gas turbines working at high temperatures : en fr
GB579847A - An improved manufacture of lubricating greases and apparatus therefor : en
US2406127A - Process of fabricating tape : en
US2406264A - Control apparatus : en
USD145425S - Link chain for a bracelet or similar article : en
US2405971A - Halogenated polyethylene : en
CA436466A - Smelting furnace : en fr
US2406224A - Clip or fastener for stovepipes and the like : en
US2406172A - Platinum or allied metals, or their alloys, and articles made therefrom : en
GB579933A - Improvements in or relating to gun mountings : en
GB579876A - Improvements in wave guides for high frequency electric currents : en
IE18896L - Radiolocation : en
GB579851A - Electro-deposition of selenium : en
GB580023A - Improvements in time-delay electric switching arrangements : en
FR912886A - Aspirated draft device for solid fuel domestic fireplaces and natural draft : en fr
FR912783A - Improvements in the construction of frames : en fr
FR912913A - Advanced pin electrical connection device : en fr
FR912851A - Planetary motion : en fr
GB579981A - Improvements in or relating to quick cooking rice products and process of preparing same : en
FR912748A - Process for preparing products in light alloys liable to be welded : en fr
FR912846A - Iron-free induction furnace for melting and annealing metals and alloys : en fr
FR912898A - Handling device by strings of open or closed buckets : en fr
AU137312B2 - Improvements in or relating to telephone systems : en
AU121967B2 - Improvements in machines for winding resistance strips : en
AU135793B2 - Improvements in or relating to fuel control apparatus : en
FR912718A - Combined rocket shell operating both percussion and fusing rockets : en fr
GB579857A - Curing of polymeric materials : en
US2406274A - Heel for boots and shoes : en
AU134371B2 - Improvements in or relating toa window construction : en
US2406008A - Jig : en
US2406058A - Cotton harvesting machine : en
SU67263A1 - The method of obtaining modified urea-phenol-formaldehyde resins : en ru
US2406221A - Measuring system : en
US2405978A - Manufacture of artificial fibrous sheet material : en
US2406169A - Pushcart : en
AU133250B2 - A Method of burning finely divided or pulverized fuel : en
FR912719A - Brick for the construction of floors without the use of iron : en fr
FR912765A - Process for the preparation of new mercury compounds and their use as disinfectants : en fr
GB579854A - Improved method of and means for producing paper tubes : en
CA436530A - Crosswinder with automatic drive control means : en fr
FR912826A - Switching for rectifiers : en fr
CA14831S - Container : en
US2406141A - Gas flow resistance : en
US2405996A - Process of averaging hydrocarbons : en
US2406243A - Valve : en
GB579841A - Improvements in or relating to safety devices for apparatus for storing or employing liquefied combustible gases : en
US2406039A - Coated metal article : en
FR912730A - Improvements to adhesive cements and their manufacturing processes : en fr
FR912774A - dual purpose metal sponge : en fr
GB579887A - Compositions comprising polymers of acrylonitrile and shaped articles therefrom : en
FR912818A - Further development of lead-acid batteries : en fr
FR912827A - Heat and force production facility : en fr
USD145435S - Design fob a suit : en
GB579943A - Improvements in can openers : en
GB579992A - Improvements relating to flexible hand covering : en
FR912877A - New autoclave : en fr
US2406021A - Sealed reed contact device : en
US2406280A - Hoe : en
US2406217A - Urea-formaldehyde reaction products and methods for producing the same : en
AU129302B2 - Instrument landing system : en
FR912709A - Multiple socket outlet : en fr
GB579895A - Improvements in the cooking of alimentary products : en
GB579936A - Directional flight level indicating apparatus : en
IS420A7 - Method for processing fish oil and herring meal, etc. mainly from cut herring and other fatty fish. : en is
GB579921A - Improvements in or relating to fuzes for projectiles : en
US2406178A - Relief valve : en
FR912937A - Device for measuring the absolute pressure of gases : en fr
GB579907A - Improved means for paving unstable soil in the construction of roads, runways and the like : en
DK64713C - Hook for Garments. : da en
USD145450S - Design for a typewriter : en
CA436488A - Shield for electrical conductors : en fr
FR912860A - Ping-pong racket training : en fr
US2405974A - Typewriter for justifying lines : en
US2406182A - Bending apparatus : en
US2406088A - martin : en
DK64718C - Swivel-mounted lens unit for film projection apparatus. : da en
US2406267A - Accounts payable system : en
FR912910A - Threading device applicable in particular to inductors adjustable by variations in permeability : en fr
USD145464S - Design for a pin or similar article : en
AU602146A - Variable-speed gearing : en
AU121949B2 - sAn improved construction and arrangement of insulating sleeves and bushings for electric conductors : en
AU135008B2 - Dynodes : en
US2405964A - Convertible pocket for garments : en
US2406009A - Machine for cutting curved, selfconjugate indentations : en
AU137648B2 - Antennas : en
AU511546A - Electrical connecting means : en
GB580006A - Improvements in or relating to tanks for liquid fuel or other liquids especially for use in aircraft : en
FI21494A - Sätt för framställning av takaelsvamputsäde : en fi
US2406190A - Apparatus for improving the effective use of eyesight and preventing strain on the eyes : en
AU121953B2 - Improvements in or relating to magnetic field responsive devices : en
CA436467A - Wheel structure : en fr
US2405987A - High-frequency shielding : en
US2406170A - Cartridge case trimmer : en
AU130109B2 - Golf practising and teaching apparatus : en
USD145471S - Design fok an electric lighting fixtuke : en
US2406161A - Motor vehicle attachment : en
DK64717C - System for Releasing a Camera Shutter Using an Electromagnetically Controlled Body. : da en
US2406024A - Key tape device for enciphering telegraph signals : en
GB580030A - Improvements relating to ball mills, rotary kilns, dryers and like rotary apparatus : en
GR10810B - LOCK WITHOUT KEY. : el en
US2406032A - Telegraph signal enciphering mechanism : en
US2406207A - Blood treating device : en
US2406294A - Insecticide : en
US2406068A - Wheel construction : en
US2406175A - Spading fork : en
AU1490044A - Improvements in machines for winding resistance strips : en
US2406309A - Frequency stabilization : en
US2406173A - Servomotor and control thereof : en
US2406171A - Mechanical pencil : en
CA436499A - Discriminator circuit : en fr
USD145444S - Design for a shoe or similar article : en
FR912810A - Screwless clamping device for concrete formwork : en fr
FR912723A - Improvements in the manufacture of artificial aqueous dispersions of natural or synthetic rubbers, rubber substitutes and substances of the nature of rubber : en fr
CA436523A - Transmission : en fr
US2406112A - Process for catalytic hydrocarbon conversion : en
US2406123A - Container, materials and parts therefor : en
FR912777A - Improvements to plaster walls, walls or partitions : en fr
FR912933A - Advertising device : en fr
GB579923A - Improvements in or relating to the production of iron or steel alloys containing vanadium and silicon : en
FR912757A - Device for maintaining the balance of aircraft on the ground on a single central landing gear : en fr
FR912780A - Razor blade sharpening device : en fr
GB579916A - Improvements in continuous hank drying machines : en
FR912805A - Apparatus for ensuring the circulation of a liquid with a view in particular to its filtering or purification : en fr
GB580022A - Improvements in collapsible tubes : en
US2405954A - Wheel : en
US2406184A - Transmission : en
US2406219A - Rolling mill : en
CA436504A - Control valve device : en fr
AU134025B2 - Radio receiving system and method : en
GB579940A - Improvements in electrical frequency stabilising systems : en
FR912814A - Household electrical appliance for permanent ripple : en fr
GB579937A - Improvements in or relating to the preparation of penicillin : en
DK64707C - Electric Gaseous discharge tube with luminescent glass wall. : da en
FR912702A - Endless chain for tracked vehicles such as tanks : en fr
GB580024A - A device for maintaining the position of a sock or stocking on the foot : en
DK64708C - Procedure for the Preparation of Prolonged Effect Insulin Preparations. : da en
FR912941A - Method and device for performing photometric measurements by determining stereoscopic barycenters : en fr
US2406044A - Selecting mechanism : en
US2406272A - Roll screen assembly : en
AU131894B2 - Improvements in containers : en
FR912796A - Manufacturing process for glass objects with rods : en fr
GB579889A - Improvements in or relating to dispersions of ethylene polymers : en
GB579894A - Preparation of solid and semi-solid polymers of olefinic hydrocarbons : en
US2406289A - Amphibian : en
US2406072A - Electrodeposition of metals and bath composition therefor : en
US2406078A - Scaffold bracket : en
US2406152A - Recording camera : en
US2406260A - Polysulphide polymer : en
CA436463A - Pocket lighter : en fr
USD145437S - Design fob a pistol toy : en
USD145457S - Design for a plaque : en
US2406106A - Terpene derivatives : en
FR912829A - Parachute with cap composed of bands or ribbons : en fr
FR912762A - Appliance for ironing ties : en fr
FR912914A - Improvements to supports and to the control of photographic devices or cameras : en fr
FR912935A - Piezoelectric crystal mount : en fr
GB579902A - Improvements relating to control gear for a reversible alternating current motor : en
US2406128A - Extension plug : en
GB579945A - Improvements in or relating to implements or appliances for cutting thistles and the like : en
CA436462A - Razor : en fr
CA436464A - Aluminum phosphate preparing method : en fr
GB579948A - A process for the manufacture of derivatives of 3-oxo-4-hydroxy-thiophane and of their dioximes and osazones : en
USD145430S - Design for a compact : en
USD145461S - Design fob a pin ob similar article : en
US2406005A - Sole and heel former : en
FR912710A - Door control device : en fr
FR912799A - Balanced articulation system for prosthetic device such as knee : en fr
GB579897A - The manufacture of organic compounds containing fluorine : en
AU544346A - Improvement in balanced microwave detector : en
FR912830A - Suspension device for parachutes : en fr
US2406036A - Sealed contact device : en
US2406198A - Domestic applianck : en
FR912857A - Improvements to variable frequency telemetry devices using power lines : en fr
USD145420S - Link chain for a bracelet or similar article : en
AU135748B2 - Improved power transmission mechanisms : en
CA14843S - Table : en
AU608346A - Radio beacon system : en
US2405948A - Preparation of dihaloalkanes and related products : en
USD145455S - Design fob a toy aikplane : en
AU1398444A - Testing phase angle and injection periods of fuel injection pumps for internal combustion engines : en
CA436492A - Control unit : en fr
CA14842S - Serving trolley : en
CA436549A - Railway car door : en fr
DK64719C - Gravity David with a sloping downward trajectory and a movable David arm. : da en
AU1597644A - Improved trench-forming implement : en
US2406098A - Index actuating mechanism : en
AU133914B2 - Improvements in or relating to pouring outlets for vessels : en
CA436503A - Regulating device : en fr
US2406286A - Automobile license plate : en
CA436551A - Alkali cellulose production : en fr
AU121940B2 - Improvements in or relating to calculating machines : en
CA436496A - Lock-out switch for fluorescent lamp starters : en fr
FR912916A - Grating machines for rounded bodies which can, in particular, zest citrus fruits : en fr
CA436521A - Razor blade magazine : en fr
FR912874A - Mailify : en fr
FR912785A - Device for producing relative movement between two organs : en fr
CA436511A - Starch sterilization : en fr
CA436552A - Fluorescent tube : en fr
GB579987A - Improvements in and relating to magnetrons : en
US2406115A - Charge forming system : en
FR912801A - Stepped plate for quick view files, binders or card libraries : en fr
CA436449A - Coin-operated combined cash tray and illuminated screen : en fr
CA436544A - Railway car : en fr
GB579993A - Improvements in telescope observation instruments : en
US2405932A - Starting mechanism for torpedoes : en
US2406204A - Tap operating mechanism : en
US2406092A - Auxiliary eyeshield and welding hood : en
FR912759A - Hydrocarbon hydrogenation process : en fr
GB579952A - Improvements in and relating to thread grinding machines : en
GB579973A - Improvements in or relating to arrangements for determining and monitoring the duration of electrical pulses : en
US2406018A - Method of manufacturing infusion packages : en
US2406155A - Means and method for making strip blanks for cans from long and wide metal stock : en
US2406101A - Ampoule sealing machine : en
FR912773A - Process for preparing the metal surfaces of apparatus for treating butter or other similar products : en fr
GB579965A - Improvements in the manufacture of cathode-ray tubes : en
USD145470S - Design for a bottle : en
FR912817A - Accumulator system : en fr
AU121946B2 - An improved adjustable water spraying device : en
AU135912B2 - Distance measuring system : en
FR912797A - Form milling machine : en fr
US2406235A - Porcelain pipe : en
AU604146A - Improved power transmission mechanisms : en
US2406028A - Circuit maker and breaker : en
US2406187A - Pneumodynamic extractor : en
GB579968A - Improvements in or relating to the launching and landing of aeroplanes or seaplanes : en
FR912908A - New self-depolarizing electrode for electrochemical generators : en fr
DK64705C - Selector or similar Switch for Remote Signaling system. : da en
US2406107A - Machine for cutting food products : en
US2406022A - Electric hem presser for sewing machines : en
USD145447S - Design for a hand truck : en
US2406041A - Chemical process : en
FR912864A - Process for the manufacture of light bicycles : en fr
FR912932A - New telegraph device of the start-stop type : en fr
US2406237A - Combined carrying case and table : en
DK64703C - Procedure for the production of alkali metal sulphides. : da en
US2405937A - Deviation recording device : en
US2406266A - Slow-motion electrical picture reproduction : en
FR912850A - Improvements to signaling devices : en fr
CA436481A - Gun barrel inspecting means : en fr
US2406279A - Belt conveyer : en
US2406124A - Display character : en
AU1371544A - Improvements relating to power driven saws : en
AU136432B2 - Variable speed gearing : en
FR912727A - Improvements to leaf springs and their manufacturing processes : en fr
FR912884A - Windshield for cycles : en fr
FR912893A - Acetylene generator : en fr
CA436538A - Two-stroke engine : en fr
AU1296144A - Densifying finely divided materials : en
US2406281A - Contact locating method : en
AU121955B2 - A process and apparatus forthe manufacture of carburetted water gas and like gases : en
AU132808B2 - Improvements in or relating to colloidally dispersed urea-aldehyde compositions and their method of manufacture : en
US2406079A - Washer lug : en
AU525246A - A Method of burning finely divided or pulverized fuel : en
AU134758B2 - Arrangements for tracing electric pulses on cathode ray oscillographs : en
AU138399B2 - Improvements in or relating to lubricating grease compositions incorporating aliphatic' dicaboxylic acids and metal soaps other than lithium soaps of hydroxy fatty acids : en
CA436469A - Razor handle : en fr
AU121948B2 - Improvements inthe manufacture of shoes andthe like : en
GB579969A - Manufacture of solutions of decomposition products of saccharides : en
US2406000A - Conveyer wicket : en
US2406038A - Support for clutch bands : en
US2406122A - Low-voltage high-current switch : en
FR912763A - Method for correcting the mechanical properties of photographic material : en fr
AU582146A - Improvement in 11'-dialkyl-33' alkylenebenzimidazolocyanine Salts : en
FR912912A - Improvements to electrical switches : en fr
GB579855A - Improvements in or relating to the production of acrylic acid and its esters : en
US2406192A - Sampling apparatus : en
US2406238A - Two-way clutch : en
US2406001A - Electrical signaling system : en
US2405992A - Directive antenna system : en
US2406037A - Casing structure for internal-combustion free piston engines : en
AU1385844A - Improvements in vacuum break milking machines : en
AU696042A - Improvements in or relating to magnetic field responsive devices : en
FR912882A - Restorative food : en fr
AU131498B2 - Electronic analytical dimensional and surface comparator : en
AU608046A - Improvements in or relating to secret transmission systems : en
CA436531A - Position-indicating handle : en fr
US2405988A - Organo-silicon esters and materials treated therewith : en
USRE22782E - Pipe coupling : en
CA436502A - Wheel-slip detecting device : en fr
US2406305A - Folding chair : en
US2406052A - Side arm heater : en
AU601646A - Improvements in commutators for rotary dynamo-electric machines : en
US2406188A - Mounting for cleaner elements : en
US2406302A - Dirigible airship : en
AU596046A - Antennas : en
US2406212A - Brake mechanism : en
FR912878A - Wardrobe bed : en fr
GB579883A - Process for the production of polymers and interpolymers of ethylene : en
US2406183A - Mechanical caddy : en
CA436472A - Tractor's fifth wheel mechanism : en fr
AU511446A - Electrical connectors : en
CA14825S - Concrete block for use in the construction of a drawing channel : en
AU607346A - Improvements in or relating tothe manufacture of glass sealed electric terminals : en
US2405956A - Brake lever assembly : en
US2406296A - Liquid fuel supply device for use with internal-combustion prime movers : en
USD145465S - Electric iron or similar article : en
AU132781B2 - Improvements in and relating to hair waving methods and appliances : en
GB579963A - Improvements in electric frequency dividers : en
US2405994A - Averaging propane and pentane : en
GB580026A - A device for holding saucepan lids and other flanged or plate-like articles when notin use : en
US2406206A - Hydroxyacetylated drastically-oxidized ricinoleic acid compounds and method of making same : en
US2406229A - Fluid compressor : en
FR912909A - Control device for horizontal veneer slicers : en fr
FR912811A - Door closer device : en fr
CA436532A - Generator protector : en fr
GB580008A - Improvements in and relating to rotating wing aircraft : en
US2406220A - Control apparatus : en
CA436529A - Sewing machine embroidery stitching attachment : en fr
GB579983A - Improvements in and relating to the bonding of rubber to brass-plated surfaces : en
FR912806A - Dynamic self-balancer : en fr
FR912944A - Improvement in attenuators or artificial lines : en fr
GB580040A - Improvements in or relating to telephone systems and automatic switches for use therein : en
USD145424S - Link chain foh a bracelet or similar article : en
US2405990A - Spotting submarines : en
US2405942A - Slip last : en
US2406077A - Coal devolatilizer : en
GB579898A - Apparatus for removing volatile solvents from fabrics and the like material after dry-cleaning : en
GB579905A - High frequency cables : en
GB579962A - Improvements in or relating to photographic enlarging apparatus : en
USD145419S - Link chain for a bracelet or similar article : en
US2405945A - Billet severing apparatus : en
US2406308A - Filter : en
US2405980A - Hitch means for connecting trailed devices to tractive vehicles : en
US2406119A - Microphone : en
US2405983A - Adhesive composition derived from hydrolyzed ethylene-vinyl acetate interpolymers : en
US2406284A - Brake mechanism : en
US2406075A - Fluid control device : en
US2406199A - Car truck : en
FR912900A - Method and device for generating phase variations, and their application to frequency modulation : en fr
FR912905A - Construction method and elements to achieve it : en fr
FR912741A - Pin plug and socket outlet improvements : en fr
FR912781A - Furniture usable as a sofa and as a double bed : en fr
US2406252A - Fishing device : en
USD145427S - Pocket flashlight or like article : en
FR912931A - Lifting device for lifting wheels, axles or other parts of vehicles : en fr
FR912776A - Improvements to compressed air motors : en fr
GR10811B - METHOD OF USING MOBILED COPPER FOR THE PREPARATION OF SALTS AND OF THESE SALTS AND COPPER COMPOUNDS IN GENERAL. : el en
USD145423S - Link chain for a bracelet or similar article : en
GB579919A - Improvements in and relating to fuel injector pump mechanisms for compression ignition engines : en
US2406071A - Cigar and cigarette lighter : en
FR912906A - Rate regulation device for windmill, wind wheel etc. : en fr
FR912942A - Self-compressor, particularly applicable to the propulsion of automobiles : en fr
DK64712C - Device by Weights. : da en
USD145454S - Design for a lady s suit : en
GB579941A - Improvements relating to electroplating apparatus : en
US2406035A - Razor : en
US2406210A - Method of controlling wax sweating : en
US2406034A - Carrier wave signaling system : en
USD145451S - Deck house for a ship : en
GB579932A - Improvements in or relating to pressure gauges : en
US2406103A - Crankcase scavenger : en
GB579909A - Improvements in gyroscopic instruments for aircraft : en
FR912915A - Construction system for buildings for residential or other use : en fr
FR912812A - Feeder and distributor device for printing machines : en fr
GB579875A - Improvements in or relating to tobacco pipes : en
US2406209A - Instant release means for parachute harness : en
USD145467S - Expansible link chain foh watch bracelet oh the like : en
FR912828A - Heat and force production facility : en fr
US2406004A - Monoazo compounds : en
US2406258A - Piston : en
FR912895A - Method and apparatus for high frequency heating and drying of various materials : en fr
AU2481445A - Radio transmitting and receiving system : en
US2406104A - Electrical system and apparatus : en
GB579903A - Improvements in blowout preventers for wells : en
FR912729A - Improvements in elements intended for use in the construction of buildings : en fr
US2406301A - Sealed moistureproof paper package : en
CA436533A - Cellulose suspension fractionating means : en fr
AU601246A - Improvements in or relating to propeller pitch changing mechanism : en
AU1420444A - Improvement informs for concrete : en
FR912865A - Device for continuous lifting of rail tracks : en fr
GB579974A - Improvements in or relating to connectors for high frequency transmission lines and the like : en
FR912800A - Improvements to construction elements such as walls, roofs, floors, ceilings : en fr
AU132779B2 - Improvement in balanced microwave detector : en