• US2423432A - Method of making composite metal coupling members : en
  • US2423433A - Thread guide racking mechanism : en
  • US2423819A - Vacuum tube with coupling-feedback electrode arrangement : en
  • US2423455A - Pipe hanger : en
  • AU138032B2 - Improvements in or relating to frequency modulator : en
  • US2423614A - Vibrator power supply : en
  • US2423658A - Brush holder : en
  • USRE22896E - Illuminating device : en
  • US2423788A - Hairpin dispenser : en
  • USD147075S - Design for an earring : en
  • US2423600A - Ice cream manufacturing process and product thereof : en
  • AU124722B2 - Amplifier Circuit : en
  • CA442814A - Hydraulic control system emergency device : en fr
  • USD147059S - Design for an earring holder : en
  • US2423443A - High power electronic discharge device for generating ultra high frequency radiations : en
  • US2423725A - Add and subtract counter and control device for a game apparatus : en
  • AU124737B2 - Improvement in toy pistol : en
  • AU489646A - Improvements relating to master sheets for reproducing copies bythe hectographic process : en
  • US2423562A - Film cartridge for moving picture cameras : en
  • US2423567A - Lighter : en
  • CA442736A - Electric discharge lamp : en fr
  • US2423515A - Repetitive blanketed electric fusion welding with high-frequency starting : en
  • FR923415A - Handle for bags, luggage or travel items : en fr
  • AU1272547A - Improvement in magneto : en
  • CA442766A - Apparatus and method for drying and incinerating waste materials : en fr
  • FR923604A - Machine for cleaning watch parts : en fr
  • FR923471A - Developments relating to storage devices for a magnetic wire recording mechanism and recording mechanism incorporating this device : en fr
  • CA15539S - Design of a box or the like : en
  • AU136754B2 - Wrapping Materials : en
  • AU2150045A - Improvements in quenching units for high frequency heating apparatus : en
  • CA442739A - Steam separator : en fr
  • AU145738B2 - Improvements in or relating to timer motors : en
  • US2423797A - High-frequency circuit : en
  • FR923592A - Composite wave detector pendulum : en fr
  • GB590090A - Improvements in or relating to anti-oxidation agents for the stabilisation of fatty materials against oxidation : en
  • GB590197A - Improvements in or relating to the winding of thread or the like : en
  • US2423723A - Pruning nippers of the pull operated type : en
  • FR923492A - Method and apparatus for condensing ribbons of fibrous material : en fr
  • AU137881B2 - Improvements in or relating to propellor blades : en
  • US2423486A - Mechanism for ejecting completed jackets from mandrels : en
  • GB590037A - Improvements in apparatus for applying coloured stripes to a web of paper as it passes through a printing press : en
  • AU138412B2 - Temperature responsive control mechanism : en
  • AU2135645A - Improvements in or relating to liquid containers andthe manufacture thereof : en
  • AU128949B2 - Improvements in and relating to pushcarts andthe like : en
  • AU135182B2 - Improvements connected with figures forthe display of garments : en
  • US2423702A - Molded block of activated carbon in a porous casing of fireproofed carbon : en
  • US2423530A - Alkylation of aryl hydrocarbons : en
  • GB590117A - Time switch : en
  • AU1214447A - Anchor for drum cable : en
  • AU1274747A - Improvements in or relating to valves for regulating fluids under pressure : en
  • GB590101A - Improvements in and relating to dynamo electric machines : en
  • FR923473A - Improvements made to power plants with internal combustion turbines for aircraft propulsion : en fr
  • FR923530A - Abrasive materials : en fr
  • US2423465A - Multilayer photographic elements : en
  • FR923613A - Device applicable to shutter valves : en fr
  • FR923546A - Improvement in needles for sound reproduction systems : en fr
  • US2423581A - Bib : en
  • FR923543A - Improvements to building elements and the like : en fr
  • GB590016A - A hand-operated inking roller for use with stencils and the like : en
  • GB590237A - Improvements in or relating to spring catches : en
  • FR923475A - Improvements made to power plants with internal combustion turbines : en fr
  • FR922728A - : fr
  • GB590180A - Improvements in or relating to locking means for the gear casing doors or the like of textile drawing frames : en
  • FR923497A - Preparation of soils, gels and precipitated hydrates : en fr
  • AU1446344A - Improvements in electric discharge devices having oxide coated Cathodes : en
  • GB590032A - Improvements in sewing machines for attaching hooks and eyes : en
  • US2423574A - Exhaust manifold for four-cycle internal-combustion engines : en
  • FR923578A - Double-walled metal drum : en fr
  • FR923618A - Multiple referral : en fr
  • US2423660A - Power line tapping clamp : en
  • GB590241A - Improvements in containers of the sprinkler type for dispensing condiments and otherpowdery or granulated substances : en
  • FR923638A - Cigarette : en fr
  • AU137690B2 - Improvements in or relating toa printing device carrier : en
  • AU1760344A - Locked-in oscillator circuits : en
  • GB590077A - Improvements in steam boilers particularly of the lancashire or cornish type : en
  • US2423752A - Airscrew : en
  • US2423730A - Acylamino phenols : en
  • US2423733A - Rotary wing aircraft with mechanical balancing for flapping : en
  • US2423794A - Production of ammonium sulphate : en
  • US2423583A - Process of forming hard resinous surfaces on organic plastics, and product thereof : en
  • US2423670A - Ship construction : en
  • AU124704B2 - Improvements in quenching units for high frequency heating apparatus : en
  • AU580646A - Improvements in or relating to tyre grooving appliances : en
  • FR923539A - Self-balancing suspended backrest system due to the hanging arrangement : en fr
  • GB590111A - Improvements in and relating to bottle capping machines : en
  • FR923570A - Improvement to registered postcards : en fr
  • US2423575A - Stabilizer screw for brake bands : en
  • USD147096S - Design fob a package fob soap pow- der or similar commodity : en
  • FR923607A - Asphaltic oil regeneration process : en fr
  • GB590120A - Improvements in or relating to hose couplings : en
  • US2423665A - Acid resistant alloy : en
  • US2423699A - Folding bed : en
  • GB590263A - A set for making constructional toys : en
  • GB590149A - Dynamo-electric machine for automotive vehicles : en
  • GB590259A - Improvements in or relating to apparatus for coating : en
  • FR923517A - Artificial leg : en fr
  • US2423799A - Hitch pin holder : en
  • AU141096B2 - Improvements in or relating to devices for producing phase-modulated ultrahigh frequency oscillations which comprises an electric discharge tube : en
  • US2423510A - One-piece collar : en
  • US2423539A - Viewing visor : en
  • CA442784A - Remote control of aircraft instruments : en fr
  • GB590102A - Improvements in and relating to electric regulating switches : en
  • FR923631A - Improvement in the manufacture of metal fittings for the soles of sports shoes, spikes, crampons or the like : en fr
  • GB590109A - Loose-leaf catalogue binder : en
  • US2423593A - Method of lapping gears : en
  • IE17742L - Air and gas heaters : en
  • AU152745B2 - Improvements in or relating to fungicidal compositions incorporating bisdithiocarbamic acid derivatives and preparation of said derivatives : en
  • FR923614A - Improved stone press for lighters and similar devices : en fr
  • FR923424A - Improvements to processes for bonding wood or other woody materials : en fr
  • GB590232A - Improvements relating to apparatus for washing the fibres of sisal, hemp and similarleaves after decortication : en
  • GB590175A - Improvements in or relating to devices for the precision control of remote mechanism : en
  • GB590209A - Improvements in or relating to radio receivers operating with diversity reception : en
  • GB590261A - Improvements in or relating to arrangements for repeating oscillograph indications at a distance : en
  • AU124337B2 - Improvements in or relating to internal combustion engines compressors andthe like : en
  • US2423736A - Shock strut : en
  • USD147067S - Design for a brooch or similar article : en
  • FR923465A - Paper and other material for recordings : en fr
  • US2423626A - Method of manufacturing screens in cathode-ray tubes : en
  • FR923576A - Improvements to partitions separating a kitchen or pantry from a dining room : en fr
  • GB590203A - Improvements in or relating to electrical impedance-transforming networks : en
  • AU124701B2 - Improvements relating to fired radiant elements for furnaces : en
  • US2423444A - Electronic discharge device for ultra high frequency energy generation : en
  • US2423558A - Method of producing mock patch pockets : en
  • AU124690B2 - Improvements in or relating to composite or prefabricated structures : en
  • AU1283047A - Improvements in or relating to plastic travelers for spinning and twisting machines : en
  • US2423615A - Fishing lure : en
  • AU124736B2 - Continuous warp woven belt and method and means forthe manufacture thereof : en
  • GB590227A - Improvements in and relating to gas water heating appliances : en
  • GB590211A - Methods of and means for rolling annular metal bodies : en
  • GB590248A - Improvements in or relating to dry-shaving apparatuses : en
  • GB590204A - Improvements relating to change-speed gearing : en
  • FR923496A - Support for dental, medical or other equipment : en fr
  • US2423595A - Dry shaver : en
  • US2423434A - Indicator supporting arm for precision tools : en
  • US2423568A - Shaft coupling : en
  • USD147045S - Design for a door plate : en
  • US2423543A - Process and apparatus for separating gas mixtures : en
  • US2423460A - Photographic elements containing polyamide dye intermediate layers : en
  • US2423495A - Window sash retaining device : en
  • AU2159845A - Improvements in and relating to pockets for trousers and similar garments : en
  • FR923641A - Process for the accelerated operation of a railway transport line : en fr
  • GB590217A - Improvements in apparatus for rendering sea water or other saline water potable : en
  • US2423628A - Ironing table having folding supports : en
  • US2423459A - Frequency selective apparatus : en
  • US2423448A - Fist gun : en
  • US2423705A - Means for retaining an index card and printing plate on a carrier : en
  • IE19664L - Travelling-wave tubes : en
  • FR923526A - Improvements in glove manufacturing : en fr
  • GB590013A - Improvements in resistor construction : en
  • GB590178A - Device for use in viewing photographic and other transparencies under magnified conditions : en
  • GB590254A - Device for adjusting measuring instruments : en
  • GB590230A - Improvement in method of forming and trimming die castings : en
  • FR923429A - reinforced concrete construction element, double-walled : en fr
  • GB590046A - Improvements in apparatus for the measurement of high vacua : en
  • US2423494A - Cracking of hydrocarbons in the presence of halogen-containing sensitizers : en
  • FR923551A - Forklift transporter : en fr
  • GB590199A - Improvements in swash plate pumps for liquids : en
  • US2423503A - Composite plastic sheet comprising a molecularly oriented polyvinyl alcohol layer and method of manufacture : en
  • US2423631A - Conversion apparatus : en
  • GB590100A - Control system for two-speed compressors feeding flying machine engines and the like : en
  • GB590235A - Improvements relating to the manufacture of compound glass and other laminated materials : en
  • FR923536A - Gate valve : en fr
  • FR923591A - Improvement in pyrometric rods : en fr
  • GB590040A - Improvements in and relating to the synthesis of thiazolines : en
  • USD147049S - Earring or similar article : en
  • US2423741A - Filtering device : en
  • CA442781A - Dual intermediate frequency amplifier circuit : en fr
  • GB590073A - Improvements in and relating to moulding strips and like elongated members intended to be held in operative position by means of clips : en
  • GB590167A - Improvements in or relating to moulded products with reinforcement of filamentary material : en
  • US2423447A - High-frequency ammeter and power meter : en
  • US2423778A - Journal structure : en
  • US2423519A - Reflected wave direction finder : en
  • US2423619A - Method of preparing copper fungicide solutions : en
  • FR923498A - Preparation of gel masses : en fr
  • US2423538A - Toe shield : en
  • US2423700A - Propeller blade : en
  • US2423470A - Alkylation of an acyclic organic compound with an alkylation agent using hydrogen fluoride as catalyst : en
  • US2423698A - Strip working apparatus : en
  • FR923558A - Mounting system for all axles of towed vehicles, and for non-steered axles of motor vehicles : en fr
  • GB590062A - Improvements in or relating to machines for treating flax or other fibrous plants : en
  • US2423763A - Rotary internal-combustion engine of the rotating abutment type : en
  • USD147036S - Design for a boat : en
  • FR923599A - Locksmith with non-palpable combinations : en fr
  • FR923538A - Skill game : en fr
  • US2423463A - Resistance network : en
  • US2423766A - Creaming latexes : en
  • FR923637A - Transformation of hygroscopic fertilizers consisting of hydrated lime nitrates into low hygroscopic fertilizers : en fr
  • AU1281347A - Improvements in or relating to fungicidal compositions incorporating bisdithiocarbamic acid derivatives and preparation of said derivatives : en
  • AU143074B2 - An intensifying screen for Xray purposes and method of making it : en
  • GB590214A - Apparatus for dehydrating lubricating oil : en
  • AU124753B2 - Combined drill and cutter : en
  • GB590168A - Improvements in or relating to apparatus for gang tuning hollow resonators in high frequency electron discharge tube structures : en
  • FR923485A - Heat resistant mechanical alloy for electrical resistances and parts exposed to high temperatures : en fr
  • FR923619A - Improvements to cameras : en fr
  • FR923633A - Process for preparing cellulose esters : en fr
  • GB590047A - Improvements in or relating to fences : en
  • GB590034A - Improvements in methods of making fabric-reinforced resinous bars by a continuous operation : en
  • FR923580A - Improvements to clips for pens, mechanical pencils and the like : en fr
  • FR923581A - Hunting rifle with simplified mechanisms : en fr
  • GB590243A - Improvements in or relating to the manufacture of selenium elements such as rectifiers : en
  • FR923550A - Clip for nib holders, pens, mechanical pencils or the like : en fr
  • CA442684A - Double purpose tool : en fr
  • FR923612A - Advanced household vacuum cleaner : en fr
  • FR923404A - Process for erasing paper using printing presses : en fr
  • FR923510A - Sheathed conductor connection system : en fr
  • CA442676A - Electro-plating apparatus : en fr
  • GB590033A - Improvements in power inching gear for belt driven washing machines : en
  • AU1276547A - Improvements in or relating to propellor blades : en
  • CA442809A - Pentaerythritol ether-ester : en fr
  • US2423570A - Cloth-cutting machine knife sharpener : en
  • FR923552A - Wheel and its manufacturing process : en fr
  • GB590089A - Improvements in means for attaching braces to trousers and for other like purposes : en
  • US2423509A - Garment sleeve steamer and stretcher : en
  • FR923419A - Clothing : en fr
  • FR923650A - construction element and its manufacturing process : en fr
  • FR923451A - Method of coating metal objects : en fr
  • FR923477A - Device for the preparation of metal compounds by electrolysis : en fr
  • CA442718A - Telephone system : en fr
  • AU136300B2 - Improvements in or relating to electric light shades : en
  • GB590205A - Improvements relating to synthetic resin laminates : en
  • GB590240A - Improvements in or relating to feed apparatus : en
  • CA442761A - Scraper : en fr
  • US2423650A - Foam nozzle : en
  • FR923407A - Vegetable strainer : en fr
  • US2423786A - Universal drafting and measuring instrument : en
  • USD147040S - Design for a table lamp or the like : en
  • AU131247B2 - Improved disengoger and engager for windmill pitmans form and to pump rods : en
  • AU744046A - Hydraulic power unit : en
  • FR923559A - Pressure measuring device : en fr
  • AU128948B2 - Improvements in or relating to tyre grooving appliances : en
  • AU136178B2 - Improvements in or relating to valves for regulating fluids under pressure : en
  • CA442760A - Cable power unit : en fr
  • GB590012A - Improvements in composite structural members for buildings : en
  • GB590195A - Improvements in foot measuring device : en
  • US2423449A - Preparation of spray dried soap particles having only slight dustforming tendencies : en
  • AU138946B2 - Improvements in or relating to polymerizable resinous mixtures of polyhydric unsaturated polybasic polyesters and substituted ethylenic compounds and tothe production of resinous compositions therefrom : en
  • FR923401A - Improvements to optical lens systems : en fr
  • FR923430A - Motorized device for propelling velocipedes : en fr
  • US2423803A - High lift device : en
  • GB590219A - Automatic temperature control system : en
  • AU124707B2 - k Aperiodic phase inverter : en
  • AU132093B2 - Improvements relating to master sheets for reproducing copies bythe hectographic process : en
  • CA442695A - Pump valve structure : en fr
  • USD147094S - Design for a hostess tray : en
  • AU1627944A - Improved marking or printing machine : en
  • AU2027645A - Improvements in or relating to dispensing apparatus : en
  • AU124745B2 - Improved apparatus for cleaning and washing floors and floor coverings : en
  • CA442680A - Metal finishing process : en fr
  • AU2145945A - Combined drill and cutter : en
  • CA442811A - Lateral control of flying machines with pivoted wings : en fr
  • FR923474A - Improvements made to power plants with internal combustion turbines for aircraft propulsion : en fr
  • GB590086A - Multiple connections for the terminals of electrical apparatus : en
  • GB590104A - Improvements in buttonhole sewing machines : en
  • US2423612A - Isomerization of olefins : en
  • US2423690A - Spring wheel : en
  • AU137657B2 - Improvements in or relating to helicopters : en
  • US2423457A - Preparation of parasiticidal mixtures : en
  • US2423611A - Copper hydroxy soaps : en
  • USD147063S - Design for a shoe shine box : en
  • CA442682A - Method for depositing certain substances by thermal evaporation in a vacuum chamber : en fr
  • CA442685A - Humidifying apparatus : en fr
  • CA442767A - Valve : en fr
  • AU134905B2 - Recovery of precious metal values by cyanidation : en
  • US2423649A - Electric burglar alarm : en
  • GB590216A - Improvements in and relating to apparatus for treating coated metal strip : en
  • GB590264A - A cleaning powder to be used in dry form : en
  • AU1271847A - Improved variable phase shifters : en
  • FR923434A - New bezel branch, made of plastic : en fr
  • GB590256A - Improvements relating to apparatus for dispensing oil or other liquids : en
  • US2423753A - Shoe heel : en
  • CA442791A - Paper creping method and mechanism : en fr
  • FR923525A - Oil cooler : en fr
  • GB590242A - Electric pulse width measuring system : en
  • AU144953B2 - Improvements in or relating to image frequency suppressors : en
  • AU1205647A - Improvements in or relating toa balland socket joint : en
  • AU124686B2 - Improvements in tuning arrangements for radio receivers : en
  • AU1782944A - Improvements in or relating to composite or prefabricated structures : en
  • CA442803A - Seat structure frame construction : en fr
  • CA442788A - Hair net : en fr
  • FR923511A - Improvements to discharge tube electrodes : en fr
  • GB590247A - Improvements in or relating to the manufacture of copolymers of styrene and acrylonitrile : en
  • AU1277547A - Improvements in or relating to display arrangements : en
  • AU1968545A - Improved textile printing, process : en
  • AU489546A - An improved indexed sheet for looseleaf books, calendars, filing cards andthe like, anda method of making same : en
  • GB590143A - Improvements in or relating to centrifugal casting machines : en
  • GB590069A - Improvements in or relating to thermionic valve holders : en
  • FR923540A - Improvements to devices for the treatment of infected tooth roots and periapical diseases : en fr
  • FR929326A - : fr
  • AU1193647A - Method and device forthe working of high twist yarn, especially crepe-rayon : en
  • USD147091S - Design for a combined map and clock face : en
  • GB590265A - Improvements in apparatus for rendering sea water or other saline water potable : en
  • GB590067A - Improvements in and relating to multi-channel high frequency signalling systems : en
  • US2423496A - Splint : en
  • USD147092S - Design fob a cabpet ob similab abticle : en
  • FR923452A - Polymerization of olefins : en fr
  • US2423506A - Wavemeter for centimeter waves : en
  • USD147047S - Brooch or similar article : en
  • GB590194A - Improvements in or relating to integrating devices : en
  • GB590252A - Improved process for the manufacture of spherical particles : en
  • GB590148A - Improvements in or relating to thermostatically controlled gas valves : en
  • AU124738B2 - Improvements in or relating to automatic stokers : en
  • AU1628444A - Improvements in magnetron and permanent magnet combinations : en
  • CA442691A - Feed valve mechanism : en fr
  • FR923600A - Widely and precisely adjustable alcohol stove : en fr
  • US2423651A - Combined screening and gravity liquid separation apparatus : en
  • FR923403A - Underwater exploration submersible : en fr
  • FR923501A - Improvements relating to steam generators : en fr
  • GB590151A - Improvements in electrolytic cells having mercury cathodes : en
  • GB590185A - Improvements in or relating to hydraulic control apparatus : en
  • FR923567A - Cinematographic method and apparatus : en fr
  • AU142332B2 - Improvements in or relating to magnetic core structure : en
  • US2423647A - Method of making articles of compressed and impregnated wood : en
  • US2423438A - Electrical follow-up motor control system : en
  • US2423468A - Burr removing mechanism : en
  • US2423502A - Coin counting and sorting machine : en
  • GB590176A - Improvements relating to magazine gramophones : en
  • US2423668A - Belt and buckle : en
  • USD147044S - Design for a fishing lure : en
  • US2423687A - Gel-point indicator : en
  • US2423732A - Hay unloading apparatus : en
  • US2423586A - Carriage return mechanism for typewriters : en
  • FR923494A - Catalyst production process : en fr
  • GB590123A - An improved decarbonising and degreasing process and composition : en
  • US2423737A - Belt abrading machine : en
  • FR923493A - Hydrocarbon dehydrogenation process : en fr
  • GB590055A - Polymers and interpolymers and films therefrom : en
  • GB590028A - Improvements in and relating to terminals for electric cables, wires and the like : en
  • US2423759A - Mud hook : en
  • USD147035S - Design for a pipe : en
  • GB590154A - Improvements in or relating to pressure adjustment in rotary printing machines : en
  • FR923586A - Improvements to foil guide glasses for compressed air punches or similar mounted on automatic feeders : en fr
  • FR923513A - Improvements made to power plants with internal combustion turbines : en fr
  • FR923617A - Haveuse or similar machine : en fr
  • FR923414A - Blade heat exchange device : en fr
  • FR923595A - multi-purpose combined vice : en fr
  • US2423785A - Electric fence insulator : en
  • FR923601A - Audible warning device for cycles and similar vehicles : en fr
  • GB590014A - Improvements in or relating to forks for motor cycles or like velocipedes : en
  • GB590184A - Anode arrangement for pumpless rectifiers : en
  • GB590139A - Improvements in and relating to pressure sealing glands : en
  • FR923440A - Process for preparing alkylated derivatives of diketo-oxazolidines : en fr
  • US2423780A - Precoating filters : en
  • US2423451A - Soap product and method of making same : en
  • AU124758B2 - Improvements inthe production of foam generating compositions : en
  • GB590083A - Improved method of and apparatus for the purification of low melting point alloys : en
  • GB590159A - Improvements relating to heels for boots and shoes : en
  • CA442780A - Dual signal frequency transmission network : en fr
  • FR923482A - Method for increasing the resistance of textile materials to shrinkage : en fr
  • US2423603A - Float operated rheostat : en
  • US2423445A - Display form for shoes : en
  • US2423644A - Range finder : en
  • IE17457L - Attaching handles to door plates : en
  • FR923564A - Pram-cradle : en fr
  • FR923635A - Process for manufacturing lime nitrate from nitric acid : en fr
  • US2423501A - Retractable landing gear lock for aircraft : en
  • AU1874545A - k Improvements in and relating to means for delivering flour or other powdered material : en
  • FR923629A - Safety lock : en fr
  • AU1582244A - Improvements relating to automatic train control systems : en
  • USD147069S - Design for a brooch or similar article : en
  • CA442751A - Spot lamp : en fr
  • AU140281B2 - Improvements in or relating tothe preparation of 2-aminopyrimidine : en
  • AU130272B2 - Apparatus forthe wiping or brushing of footwear : en
  • FR923455A - Lambrequin suspension device for curtains : en fr
  • AU132281B2 - Improvements in or relating to handlebar connections for cycles : en
  • AU139017B2 - Improvements in or relating to plastic travelers for spinning and twisting machines : en
  • US2423692A - Normal secondary nonadecyl sulphates : en
  • US2423744A - Toe closing for socks and the like : en
  • CA442735A - Control system : en fr
  • AU136285B2 - Receptacle closure : en
  • US2423627A - Electrical conduit clamp : en
  • CA442717A - Indexing means for multi-position electric switches : en fr
  • US2423591A - Apparatus for making geophysical surveys under water : en
  • US2423756A - Molded fibre article : en
  • USD147052S - Design fob a pin : en
  • CA442694A - Tire buffing machine : en fr
  • AU1707344A - Improvements inthe production of foam generating compositions : en
  • AU141360B2 - Improvements in or relating to electrical apparatus comprising a wiring circuit cast bya die casting process : en
  • AU124695B2 - Improvements relating to building constructions and to bricks or blocks theref or : en
  • AU1269847A - Improvements in or relating to devices for producing phase-modulated ultrahigh frequency oscillations which comprises an electric discharge tube : en
  • CA442700A - Wheel structure : en fr
  • CA442714A - Process of treating tin hardhead to recover tin : en fr
  • GB590156A - Fluid transmissions such as torque converters : en
  • AU124761B2 - Improvements in or relating to electron discharge apparatus ofthe velocity modulated type : en
  • US2423599A - Process for preparing alpha-methallyl alcohol : en
  • AU124714B2 - Improvements in or relating to dispensing apparatus : en
  • AU138327B2 - Improvements in method of making therapeutic preparations tor subcutaneous or intramuscular injections : en
  • FR923463A - Full color printing cliché : en fr
  • FR923632A - Safety device for parachutes : en fr
  • USD147064S - Design for an earring : en
  • AU124757B2 - Improvements in magnetron and permanent magnet combinations : en
  • AU131122B2 - Hydraulic power unit : en
  • CA442768A - Valve : en fr
  • FR923593A - Running link system for electrostatic generators : en fr
  • GB590092A - Improvements in or relating to dampers for furnace flues : en
  • CA442806A - Mobile glow discharge system : en fr
  • CA442738A - Multiple circuit interrupter : en fr
  • GB590044A - Improvements in or relating to clutches : en
  • GB590081A - Improvements in sheet feeding apparatus : en
  • US2423671A - Apparatus for and method of pulse limitation and amplification : en
  • AU1204447A - Drawbench : en
  • US2423521A - Trousers stretcher : en
  • AU1205447A - High viscosity polyvinyl alcohol : en
  • AU1272247A - Improvements in or relating to helicopters : en
  • CA442686A - Elevating truck pallet : en fr
  • CA442787A - Method and means for making sliders for slide fasteners : en fr
  • AU140815B2 - Improvements in and relating to thermionic valves : en
  • GB590008A - Improvements relating to conveyor belt apparatus : en
  • FR923436A - Combined water and oil cooling radiator or similar combined heat exchangers : en fr
  • AU1171747A - Improvement in wave-signal transformer : en
  • FR923468A - Improvements in instruments for testing corrective eye lenses : en fr
  • US2423655A - Pipe coupling or joint : en
  • US2423497A - Production of products having recurring arylethylene units with termini from a saturated halogenated alkane : en
  • USD147082S - Design fob a doll : en
  • CA442753A - Pencil lead : en fr
  • GB590029A - Improvements in or relating to caravan-trailers and the like : en
  • FR923640A - Cutting machine by generation : en fr
  • FR923627A - Improvements to rotary pneumatic tools : en fr
  • GB590201A - Apparatus for dislodging farmyard manure : en
  • US2423696A - Polygonal generating tool : en
  • GB590136A - Improvements in electric fuse holders : en
  • CA442727A - Stop motion mechanism for die presses : en fr
  • AU124696B2 - Improved couplings for irrigation pipes andthe like : en
  • US2423721A - Bucket spinning guide : en
  • US2423484A - Apparatus for knitting scouring : en
  • US2423582A - Bottle cap : en
  • US2423704A - Fabric abrading tester : en
  • FR923437A - Pad : en fr
  • GB590150A - Light fitting for tubular electric lamps and particularly for luminous discharge tubes : en
  • FR923459A - Device intended for the production of very high frequency oscillations : en fr
  • CA442793A - Soluble cutting oil : en fr
  • US2423739A - Ventilator for buildings : en
  • FR923620A - Direction-finding drive systems : en fr
  • GB590179A - High sensitivity electromagnetic relay : en
  • AU134597B2 - Improvements relating to endless conveyors : en
  • GB590066A - Improvements in or relating to multi-channel high-frequency signalling systems : en
  • GB590065A - Position-indicating system : en
  • US2423475A - Internal surgical dressing : en
  • US2423526A - Reflectometer for waveguide transmission lines : en
  • US2423479A - Measuring, recording, and controlling apparatus : en
  • FR923484A - Molding process and products obtained by this process : en fr
  • US2423708A - Method of salvaging metal cans : en
  • GB590059A - Improved flexible shaft coupling : en
  • AU1275147A - Improvements in or relating to timer motors : en
  • CA442762A - Bulldozer : en fr
  • CA442773A - Welding method : en fr
  • FR923506A - Camera shutter : en fr
  • GB590076A - Improvements in or relating to dust collecting apparatus : en
  • FR923500A - Improvements to waterproof assemblies : en fr
  • US2423621A - Newspaper dispenser : en
  • GB590084A - Improvements in or relating to roll winding machines : en
  • AU124688B2 - Method and means forthe stereoscopic reproduction of images : en
  • BE470368A - PERFECTED MINING DEVICE AND ITS APPLICATIONS : en fr
  • US2423630A - Yarn-tension or take-up device, primarily for knitting machines : en
  • CA442792A - Gyro magnetic compass system : en fr
  • US2423646A - Battery charger with reversible feature : en
  • US2423701A - Pump : en
  • US2423810A - Manufacture of bimetal : en
  • CA442704A - Dishwashing machine : en fr
  • AU1285247A - Improvements in or relating to radial cylinder reciprocating pumps : en
  • US2423435A - Method of making soap cake having desired insignia : en
  • US2423498A - Shoulder pad construction : en
  • AU140422B2 - Method of obtaining stearine from mixtures of fatty acids containing non-saponifiable substances : en
  • AU1874645A - Improvements relating to building constructions and to bricks or blocks theref or : en
  • CA442689A - Land mine : en fr
  • GB590038A - Coupling : en
  • AU130957B2 - Tractor manufactured froma machinegun carrier : en
  • AU1279747A - Improvements in or relating to telecommunication switching systems : en
  • AU136129B2 - Improvements relating to power tailgate : en
  • US2423592A - Air flow control for crankcase ventilation : en
  • CA442749A - Brake and clutch apparatus : en fr
  • CA442775A - Radio receiver : en fr
  • AU1199647A - Worm and nut mechanism : en
  • AU139487B2 - Process for the manufacture of aryl amides of aliphatic unsaturated carboxylic acids of the type of crotonic acid : en
  • CA442683A - Vehicle road wheel : en fr
  • CA442743A - Aircraft surface de-icing system : en fr
  • US2423481A - Lighter construction : en
  • US2423795A - Recovery of hydrocarbons and acetone from admixtures by phase separation and azeotropic distillation : en
  • AU1646244A - Amplifier Circuit : en
  • AU678746A - Improvements in or relating to handlebar connections for cycles : en
  • CA442722A - Aircraft anti-icing arrangement : en fr
  • CA442769A - Resistor : en fr
  • AU1670844A - k Aperiodic phase inverter : en
  • CA442805A - Belt conveyer driving device : en fr
  • CA442679A - Tool post for capstans and like lathes : en fr
  • USD147060S - Design for a pin : en
  • US2423485A - Power lift of the hydraulic type : en
  • GB590093A - Improved lifting or transporting device having means permitting the automatic discharge of its load : en
  • US2423633A - Flow regulator : en
  • US2423695A - Building structure : en
  • US2423798A - Side frame for chairs and the like : en
  • US2423561A - Tie holder : en
  • US2423757A - Adjustable outlet box support : en
  • CA442725A - Alloy of high density : en fr
  • FR923479A - Boosted hot air heater : en fr
  • GB590236A - Improved flyer for use in spinning, twisting or doubling machines for the productionof yarns from natural and artificial fibres : en
  • FR923568A - Intercom telephone set : en fr
  • FR923553A - Removable armrest for railway cars and the like : en fr
  • GB590049A - Improvements in or relating to joining and registering devices for moulding boxes : en
  • US2423818A - Tag : en
  • FR923575A - Device for measuring the current of the saturation current and the contact potential difference between cathode and grid in vacuum tubes : en fr
  • US2423693A - Reversal responsive switch : en
  • US2423783A - Process for making 1, 3-diols from olefins and aldehydes : en
  • AU1277447A - Improvements in or relating to electrical apparatus comprising a wiring circuit cast bya die casting process : en
  • AU1187847A - Improvements in or relating to variable jet nozzles for jet propulsion units : en
  • AU495146A - Apparatus forthe wiping or brushing of footwear : en
  • GB590074A - Improvements relating to clips for holding moulding strips and the like over the edges of panels : en
  • GB590234A - Improvements in spectacle and similar cases and other boxes having spring-loaded hinged lids : en
  • FR923469A - Improvements to cinematographic cameras : en fr
  • GB590082A - Improvements in or relating to domestic hot water storage and supply tanks : en
  • US2423743A - Fifth wheel coupling means : en
  • USD147066S - Design fob a brooch or similar article : en
  • AU2121345A - Improvement in toy pistol : en
  • GB590124A - Improvements in and relating to pottery drying stoves : en
  • GB590212A - Improvements in or relating to windscreen wipers : en
  • FR923537A - Washing machine for bottles or other containers : en fr
  • GB590134A - Improvements in or relating to storage tanks : en
  • GB590187A - Improvements in or relating to the treatment of milk or milk products : en
  • GB590190A - Improvements in or relating to hair pins, hair grips, and fasteners : en
  • FR923579A - Manufacture and assembly of the handle of the ping-pong blades : en fr
  • GB590250A - Method of readjusting the supporting and current-supplying metal rods of continuous self-baking electrodes : en
  • FR923413A - Gas torch : en fr
  • FR923585A - Wedge-type automatic advancement device for compressed air rock drills or the like : en fr
  • GB590010A - Improvements relating to the control of the conveyors of bread provers : en
  • FR923636A - Process for manufacturing lime nitrate from natural lime phosphates : en fr
  • GB590173A - Improvements relating to magnetic cleaners for liquids : en
  • US2423534A - Control apparatus : en
  • CA442807A - Pyrophoric stone lighter : en fr
  • US2423474A - Mechanical horse : en
  • US2423535A - Detachable button : en
  • US2423663A - Film cartridge : en
  • FR923621A - building element : en fr
  • FR923441A - Packaging for products in pieces, such as pellets : en fr
  • US2423747A - Method for the evaporation and concentration of liquids : en
  • FR923642A - compressed air brake equipment for road vehicle : en fr
  • FR923449A - Treatment of cellulosic textiles : en fr
  • FR923467A - Paper and other improved material for recordings and process for making them : en fr
  • US2423516A - Safety device for valve gear of expansible chamber motors : en
  • CA442801A - Power plant control means : en fr
  • GB590140A - Improvements in and relating to reduction gears : en
  • GB590183A - Improvements in or relating to dielectric materials : en
  • US2423775A - Railway lubricator : en
  • FR923435A - Automatic calendar with electrically operated clock and maneuver : en fr
  • GB590207A - Improvements in differential gears, particularly for use with the axles of motor road vehicles : en
  • US2423740A - Means for assembling the body and butt of automatic firearms : en
  • GB590085A - Improvements in or relating to offset presses : en
  • GB590246A - Improvements in or relating to wind musical instruments : en
  • GB590036A - Repeatedly ignitible composition rod : en
  • GB590051A - Improvements in or relating to a method of and machines for bending metal rod, wire,or the like : en
  • GB590158A - An electrode holder for use in electric welding : en
  • FR923418A - Improvements to belts, bracelets and other similar articles of clothing or adornment : en fr
  • GB590018A - Improvements in grid-type electric resistance equipments : en
  • US2423472A - Power plant of the free piston type : en
  • US2423781A - Control apparatus : en
  • AU133982B2 - Adjustable louvre shutters : en
  • AU2147845A - Improvements in or relating to sliding clasp fasteners and methods of manufacture thereof : en
  • US2423439A - Pump and air separator unit : en
  • AU124708B2 - Improvements in or relating to servo-motors : en
  • US2423779A - Rule guided point marker : en
  • US2423790A - Tool grinding machine and the like : en
  • USD147041S - Design for a negligee : en
  • US2423776A - Tie and collar stay : en
  • US2423817A - Bound book : en
  • AU1871345A - Oscillation generator for low frequencies : en
  • US2423493A - Hydrocarbon conversion : en
  • FR923529A - Abrasive sheet : en fr
  • GB590048A - Electric discharge tube : en
  • FR923461A - Improvements to submerged injectors : en fr
  • FR923489A - Level improvements : en fr
  • GB590164A - Improved means for observing and taking average readings in sextants and other instruments : en
  • CA442779A - Frequency modulated wave receiver circuit : en fr
  • AU136431B2 - Improved casement window or fanlight : en
  • CA442701A - Stoppering and regulating device for containers : en fr
  • GB590030A - Improvements relating to seating arrangements for buses and like vehicles : en
  • GB590162A - Improvements in or relating to work benches : en
  • GB590222A - Improvements in or relating to a plant for generating and heating a blast for a blast furnace : en
  • GB590228A - Improvements in or relating to an alarm relay having visual indication : en
  • FR923410A - Process for preparing coatings on wood, resistant to mechanical deterioration, in particular for skis, and skis treated according to this process : en fr
  • AU124752B2 - Improvements in or relating to liquid containers andthe manufacture thereof : en
  • US2423491A - Optical lens mounting : en
  • US2423476A - Bolometer : en
  • GB590068A - Improvements in closures for jars and like containers : en
  • US2423691A - Stacking device : en
  • AU139112B2 - Improvement in wave-signal transformer : en
  • AU1718644A - Improvements in or relating toth e production of pest control agents : en
  • AU599346A - Improvements in and relating to pushcarts andthe like : en
  • US2423656A - Protective-cover for smoke pipes : en
  • US2423782A - Garment hanger : en
  • FR923495A - Automatic container filler : en fr
  • AU124716B2 - Novel or improved chain tensioner : en
  • AU1199047A - Drawbench : en
  • CA442755A - Railroad light signal : en fr
  • GB590155A - Improvements in or relating to shaker mechanisms for loading hoppers of mixing machines : en
  • CA442693A - Tractor vehicle : en fr
  • CA442709A - Sectionalized structure providing a common rectilinear surface : en fr
  • FR923626A - Improvements to machines for turning profiled parts, such as wooden heels for shoes : en fr
  • AU136207B2 - Improvements in or relating to turbine and like blading : en
  • US2423488A - Electric tank water heater : en
  • US2423720A - Starter for free piston motor compressors : en
  • US2423477A - Stepladder guard attachment : en
  • AU133588B2 - Improvements in or relating toa balland socket joint : en
  • USD147079S - Design foe a beooch or similar article : en
  • AU139758B2 - Improvements in electrical means for reproducing photographs or like pictures including multicoloured pictures : en
  • AU1187947A - Electric recording by deposition of dye pigment, other colouring matter orthe like : en
  • US2423596A - Termination for high-tension electric cables : en
  • GB590098A - Improvements in and relating to boring tool holders with micrometric adjustment : en
  • USD147074S - Brooch or similar article : en
  • US2423713A - Block plane : en
  • CA442813A - Letter stamping or marking machine : en fr
  • USD147083S - Design fob a doll : en
  • CA442752A - Revolver head for tool machines : en fr
  • US2423784A - Sugar container and dispenser : en
  • USD147048S - Design for an earring or similar article : en
  • GB590106A - Manufacture of stable distillate petroleum fuel oils : en
  • AU124730B2 - Spring cushion construction : en
  • US2423594A - Resonance indicating and controlling device : en
  • CA442799A - Snap clamp : en fr
  • US2423610A - Electric burglar alarm : en
  • US2423606A - Tufting machine : en
  • AU2117745A - Continuous warp woven belt and method and means forthe manufacture thereof : en
  • CA442719A - Flask filling apparatus : en fr
  • US2423773A - Purification of gelatin : en
  • FR923571A - Circuit breaker : en fr
  • US2423504A - Process for forming lightpolarizing images : en
  • USD147073S - Design for a brooch or similar article : en
  • US2423545A - Esterification of terpene alcohols : en
  • US2423769A - Color television system : en
  • GB590039A - Improvements in or relating to methods of forming insulating films : en
  • AU1658844A - Two-wheeled, cable operated rear dump scraper : en
  • US2423676A - Eyepiece : en
  • US2423638A - Process of refining oil and for producing soap : en
  • FR923545A - Service device for depilations using depilatory waxes : en fr
  • FR923616A - Mobile backrest for vehicle seats : en fr
  • AU138217B2 - High viscosity polyvinyl alcohol : en
  • AU1978645A - Process forthe manufacture of artificial elastic threads from polythene : en
  • US2423718A - Stadiametric range finder : en
  • US2423532A - Mail box : en
  • USD147085S - Design for a building : en
  • AU2004945A - Improvements relating to fired radiant elements for furnaces : en
  • FR923520A - Sole of a shoe : en fr
  • AU136755B2 - Improvements in or relating tothe Colouring of Aluminium and Aluminium Alloys and Materials so Coloured : en
  • US2423453A - Projectile : en
  • AU137497B2 - Improvements in or relating toa combination furniture : en
  • US2423642A - Diaphragm shaft seal : en
  • US2423579A - Corrugated belting : en
  • AU134429B2 - Improvements relating to fabric panel supporting means : en
  • US2423573A - Light-excluding seal for film packs : en
  • AU124744B2 - Improved method of and apparatus for electrically welding metals : en
  • AU1841945A - Spring cushion construction : en
  • FR923561A - Portable tank filling equipment for transferring liquids, with recovery of the atmosphere from said tanks : en fr
  • FR923608A - Piston extrusion press head : en fr
  • US2423588A - Radio control apparatus : en
  • AU1284844A - Silencing means for gaseous currents : en
  • AU134327B2 - An improved combined stay and lock for casement and like windows : en
  • US2423771A - Gasket : en
  • US2423580A - Method of sterilizing carbohydrates and apparatus therefor : en
  • US2423533A - Winding appliance : en
  • US2423452A - Process for treating sprayed dried organic detergents : en
  • US2423641A - Process for the preparation of thiol esters : en
  • US2423602A - Manifold for internal-combustion engines : en
  • FR923541A - Continuous drum filtration method and apparatus : en fr
  • AU497846A - Improved air gun : en
  • CA442692A - Prefabricated foundation : en fr
  • AU137493B2 - Improvements in or relating to variable jet nozzles for jet propulsion units : en
  • AU1278747A - Tagline device : en
  • CA442711A - Spirit level : en fr
  • AU136597B2 - Tennis ball cover cloth : en
  • AU1273347A - Improvements in or relating tothe Colouring of Aluminium and Aluminium Alloys and Materials so Coloured : en
  • USD147057S - Design for a cigarette case : en
  • AU124723B2 - Improvements in or relating toth e production of pest control agents : en
  • US2423469A - Chemically prepared wood pulp product and process for producing the same : en
  • US2423550A - Equalizer : en
  • CA442777A - Uniform response wide band amplifier : en fr
  • US2423792A - Dispensing device with flow restrictor and frangible outlet closure : en
  • AU124709B2 - Locked-in oscillator circuits : en
  • FR923446A - Blade holder for looms : en fr
  • US2423765A - Archery bow : en
  • US2423787A - Crust breaking apparatus : en
  • CA442816A - Oleopneumatic device : en fr
  • US2423608A - Looping machine : en
  • CA442795A - Submarine signalling system : en fr
  • US2423604A - Wiper and valve for register box windows : en
  • USD147098S - Design for a can opener : en
  • CA442741A - Piston construction : en fr
  • AU138705B2 - Moldable composition and cores produced therefrom : en
  • AU1271047A - Improvements in or relating to frequency modulator : en
  • AU1274047A - Improvements relating to endless conveyors : en
  • AU1665644A - Improvements in or relating to power units : en
  • AU132968B2 - An improved wood shaping machine : en
  • FR923409A - Device for the continuous adjustment of the speed of motors using electric frequency changers : en fr
  • US2423441A - Container handling apparatus : en
  • US2423755A - Bonding rubber to metal by adhesive polymer : en
  • AU136395B2 - A self-stiffened paperbag : en
  • AU1904245A - Tractor manufactured froma machinegun carrier : en
  • CA442746A - Apparatus and method for filling gas storage cylinders : en fr
  • FR923590A - Improvements in the manufacture of so-called dry electric batteries : en fr
  • AU1823044A - Sawing machine : en
  • US2423652A - Tire removing apparatus : en
  • GB590121A - Preparation of liquid antiseptics : en
  • US2423731A - Adjusting means for soil working implements : en
  • US2423659A - Antiskid device for chairs : en
  • AU124721B2 - Improvements in electrical networks for alternating currents andin aerial systems interconnected by feeders : en
  • AU128894B2 - Anew and improved hosepipe connector for taps : en
  • AU1640744A - Improvements in electrical networks for alternating currents andin aerial systems interconnected by feeders : en
  • AU1279547A - An improved oven : en
  • AU1413744A - Improvements in and relating tov entilating and airconditioning of buildings, cool chambers andthe like : en
  • GB590058A - Improvements in sockets for electric lamp bulbs : en
  • IE17520L - Wall structures : en
  • FR923596A - Vibrant haveuse : en fr
  • FR923508A - Process for the manufacture of compositions particularly applicable to the construction of roads and aerodromes : en fr
  • GB590118A - Manufacture of heterocyclic ketones : en
  • GB590165A - Improvements in apparatus for heating liquids : en
  • US2423808A - Method of and apparatus for burning liquid fuel : en
  • US2423815A - Thermionic gas-filled rectifier circuit : en
  • AU124718B2 - Improvements relating to automatic train control systems : en
  • CA442723A - Production of reinforced plastic articles : en fr
  • US2423589A - Engine control device : en
  • US2423738A - Forgeable alloy for hightemperature use : en
  • GB590189A - Improvements in or relating to cinematograph film contact-printing apparatus : en
  • FR923483A - Improvements in the enrichment of iron ore by flotation with scum : en fr
  • GB590021A - Improvements in devices for coupling tubes and the like : en
  • US2423622A - Sesamoid-cuboid foot balancer : en
  • US2423751A - Method of separating polymers of : en
  • GB590103A - Coat-hangers : en
  • FR923547A - Synthetic resinous compositions : en fr
  • GB590146A - Improved raking mechanism for the screens of sewage and like apparatus, and means for automatically cleaning the raking device : en
  • AU398846A - Anew and improved hosepipe connector for taps : en
  • US2423809A - Ignition means for liquid fuel burners : en
  • FR923644A - Embossed corner, for fixing photographs : en fr
  • FR923408A - Advanced locking device for electric lamps on their fixing socket : en fr
  • FR923643A - Racing game : en fr
  • GB590257A - Improvements in anchoring stays for sheeting piles and the like : en
  • FR923521A - Force transformation device with corrugated cam reduction wheel for piston engines : en fr
  • CA442703A - Milk strainer supporting rack : en fr
  • GR11226B - WIRE MESH HEAT INSULATION PIPE THERMAL INSULATION. : el en
  • USD147071S - Design fob a brooch or similar article : en
  • GB590191A - Polymerisation of unsaturated organic compounds : en
  • GB590221A - Improvements in or relating to glass building bricks or blocks and structures formedtherefrom : en
  • GB590112A - Improvements in the construction of prefabricated buildings : en
  • US2423726A - Quick breaking union for pipe ends : en
  • US2423800A - Dabbing brush mechanism : en
  • FR923622A - Bock perfected for injections : en fr
  • GB590056A - Improvements in suspensions for motor cars and like vehicles : en
  • GB590015A - Production of unsaturated carboxylic acids and esters containing fluorine and polymers thereof : en
  • GB590070A - Improvements in and relating to depth gauges : en
  • FR923603A - Rational relief for photographic images : en fr
  • GB590127A - Improvements in or relating to machines for moulding shoe-heel stiffeners : en
  • FR923507A - Coupling for flexible hoses : en fr
  • GB590138A - Method of and apparatus for positioning fish : en
  • GB590206A - Improvements in gas-discharge switching devices : en
  • US2423569A - Process for the production of acylated hydroxy-substituted carboxylic acids : en
  • US2423461A - Attenuator for ultra high frequencies : en
  • USD147099S - Design for a staircase : en
  • US2423548A - Electrical connector : en
  • US2423754A - Analyzer for subterranean fluid reservoirs : en
  • GB590113A - Improvements in or relating to the production of hydrogenated oestiogenic hormone sulphates : en
  • CA442713A - Process of treating tin sulphide concentrates : en fr
  • US2423813A - Apparatus for handling contact masses : en
  • US2423540A - Self-balancing potentiometer mechanism : en
  • FR923647A - Improvements to the aluminization processes of vacuum tube electrodes : en fr
  • US2423442A - Drum screen : en
  • FR923557A - Locking device for skips or tipping boxes : en fr
  • FR923405A - Safety lock with or without key : en fr
  • US2423632A - Coupling : en
  • GB590255A - New or improved apparatus for facilitating the drawing of competition entries : en
  • GB590266A - Bags for use in the treatment of water : en
  • GB590053A - Improvements in or relating to self-sealing container for alcohols : en
  • GB590258A - Improvements in methods and apparatus for making fine glass fibres : en
  • IE17816L - 1-acetoxy-3-chloro-pentanone-(4) : en
  • AU1866745A - Improvements in stockings : en
  • CA442759A - Magneto electric contact : en fr
  • FR923522A - Braking system for screw and nut : en fr
  • AU1885245A - Improved couplings for irrigation pipes andthe like : en
  • GB590132A - Improvements in electrical contact devices : en
  • GB590238A - Improvements in or relating to couplings for mine cars, railway wagons and the like : en
  • US2423814A - Controller for mobile glow discharge systems : en
  • US2423653A - Apparatus for developing wells : en
  • AU140673B2 - Improvements in or relating to radial cylinder reciprocating pumps : en
  • GB590087A - Closed circuit fire alarm systems : en
  • US2423458A - Expanding tool and flexible shaft for removing dents from tubing : en
  • US2423518A - Cathode-ray tube direction finder : en
  • US2423811A - Welding assembly : en
  • FR923574A - Improvements to force limiters used mainly on car starter launchers : en fr
  • FR923527A - Method and apparatus for the precise determination of short time intervals : en fr
  • FR923609A - Tank gauging device : en fr
  • GB590126A - Improvements in or relating to machines for making cigarettes : en
  • FR923502A - Mechanism applicable to typewriters to allow writing by letters or syllables : en fr
  • USD147061S - Design foe a bracelet : en
  • GB590213A - Selector system for printing telegraph apparatus : en
  • FR923417A - Painting box : en fr
  • FR923565A - Motor mechanism with progressive, automatic or controlled speed change : en fr
  • GB590245A - Improvements in and relating to screw propellers for aircraft : en
  • FR922739A - : fr
  • GB590223A - Improvements relating to frozen food products : en
  • GB590023A - Improvements in pipe joints : en
  • USD147077S - Design for a brooch or similar article : en
  • FR923610A - Method and device for compensating voltage drops in contact with the socket-outlet wipers in rotating electrical machines : en fr
  • AU124698B2 - Improvements in telegraph transmitters : en
  • GB590267A - Improvements relating to flexible bags : en
  • FR923454A - Sprocket Processing Process : en fr
  • GB590019A - Improvements in and relating to multiple flash lamp devices : en
  • GB590224A - Improvements relating to the moulding of mottled plastic articles : en
  • GB590262A - Apparatus for use in investigating fatigue phenomena and damping capacity : en
  • FR923594A - Set of chromatic timpani : en fr
  • FR923624A - Process of analysis and photographic synthesis of colors : en fr
  • FR923589A - Elastic mounting device for vibrating devices : en fr
  • GB590063A - Improvements in and relating to gun mountings : en
  • FR923646A - Improvements to systems producing light energy from kinetic energy of particles : en fr
  • GB590050A - Improvements in or relating to socket members for door bolts : en
  • AU124697B2 - An improved device for supporting the ends of cables : en
  • FR923505A - Device for roentgen apparatus for obtaining cross-sectional representations of the human body : en fr
  • GB590147A - Improvements in closures for canisters, boxes, containers and the like : en
  • GB590094A - Improvements in spectacle frames : en
  • CA442706A - Electrical system and apparatus : en fr
  • CA442734A - Control system : en fr
  • GB590031A - Copying device for manual writing in bookkeeping systems or the like : en
  • FR923588A - Improvements to electric irons : en fr
  • US2423563A - Paper feeder : en
  • US2423680A - Time outlet : en
  • US2423492A - Lens mounting : en
  • AU137880B2 - Worm and nut mechanism : en
  • AU752942A - Improvements in or relating to electron discharge apparatus ofthe velocity modulated type : en
  • GB590157A - Fluid torque converters : en
  • GB590171A - Improvements in regulating means for induction motors : en
  • GB590208A - Improvements in or relating to gas turbine plants : en
  • AU572946A - Means for integrating the periods during whichthe arc voltage ofan electric arc welding circuit is maintained between predetermined minimum and maximum values : en
  • USD147090S - Design for a hostess tray : en
  • FR923572A - Speed limiter in the supply of engines by injection pumps : en fr
  • US2423682A - Sheet metal structure : en
  • FR923425A - Filtered : en fr
  • FR923442A - Process for dyeing articles made of superpolyamides or superpolyurethanes : en fr
  • US2423777A - Machine or mechanism for generating shapes or profiles for diamonds and the like : en
  • US2423511A - Self-centering awl : en
  • US2423436A - Submersible motorpump : en
  • AU137279B2 - Improved variable phase shifters : en
  • CA442812A - Pickling bath regenerating process : en fr
  • US2423483A - Cable tension regulator : en
  • US2423667A - Adjustable receiver for spent bobbins : en
  • FR923416A - Clothes hanger : en fr
  • US2423482A - Fluid operated safety control for power presses and the like : en
  • USD147095S - Design for a watch cleaning tray : en
  • US2423431A - Fish lure : en
  • CA442698A - Sprinkler : en fr
  • CA442772A - Electric welding head : en fr
  • US2423549A - Silver halide photographic emulsions sensitized by polyalkylene glycols : en
  • AU2069945A - Novel or improved chain tensioner : en
  • CA442789A - Lubricating oil : en fr
  • US2423446A - Apparatus for controlling gun chargers : en
  • US2423555A - Coated paper product : en
  • AU1284147A - Moldable composition and cores produced therefrom : en
  • AU1671744A - Improvements in tuning arrangements for radio receivers : en
  • AU1203647A - Receptacle closure : en
  • CA15545S - Packing material for fragile articles : en
  • AU1199147A - Tennis ball cover cloth : en
  • AU137137B2 - Improvements in and relating to wall construction : en
  • US2423717A - Artificial minnow : en
  • AU2144545A - Improvements in or relating to automatic stokers : en
  • US2423711A - Ball-bearing foot for furniture and the like : en
  • GB590045A - Pump : en
  • USD147065S - Design foe an earring : en
  • AU124700B2 - Process forthe manufacture of artificial elastic threads from polythene : en
  • AU124735B2 - Improvements in foldable perambulators : en
  • AU1824444A - Improvements in link belts ofthe side driving type : en
  • AU1282647A - Process for improving fats and oils by addition of olive and coconut colour, odour and flavour derived from olive and coconut juices andthe resultant product : en
  • GB590022A - Improvements relating to supply systems operating with mercury arc rectifiers and supplying loads capable of regenerative operation : en
  • US2423478A - Condition control apparatus : en
  • US2423683A - Electrical control system : en
  • AU1205347A - Wrapping Materials : en
  • AU1221847A - Improvements in or relating to magnetic core structure : en
  • US2423537A - Fire detecting cable : en
  • AU139918B2 - Anchor for drum cable : en
  • US2423758A - Electrode holder : en
  • AU1270247A - Arrangement for simulating a reactive impedance : en
  • CA442744A - Propeller blade : en fr
  • AU139660B2 - Improvements in or relating tothe production of resinous compositions containing a polyhydric unsaturated polybasic polyester and substituted ethylenic compounds and to polymerised products therefrom : en
  • CA442770A - Vehicle running gear and body : en fr
  • AU138860B2 - Method of producing ceramic glazes and bonds for refractory or abrasive materials andthe articles produced thereby : en
  • USD147093S - Design for an electric lighting fixture : en
  • USD147084S - Design fok a display back : en
  • AU1285147A - Improvements in or relating to polymerizable resinous mixtures of polyhydric unsaturated polybasic polyesters and substituted ethylenic compounds and tothe production of resinous compositions therefrom : en
  • AU139907B2 - Process for improving fats and oils by addition of olive and coconut colour, odour and flavour derived from olive and coconut juices andthe resultant product : en
  • CA442737A - Beryllium boro-phosphate glass : en fr
  • GB590088A - Controllers for electric motor driven travelling machines : en
  • GB590177A - Improvements in or relating to projectiles of the rocket type : en
  • AU1272747A - Improvements in or relating tothe preparation of 2-aminopyrimidine : en
  • AU1273247A - Method of producing ceramic glazes and bonds for refractory or abrasive materials andthe articles produced thereby : en
  • AU128429B2 - Improved air gun : en
  • CA442802A - Propeller pitch changing mechanism : en fr
  • CA442798A - Seal surface : en fr
  • US2423807A - Woodcutting device : en
  • US2423716A - Ultra high frequency magnetron of the resonator type : en
  • US2423551A - Screw machine collet stop : en
  • US2423557A - Apparatus for handling concrete blocks : en
  • AU1193247A - Temperature responsive control mechanism : en
  • AU1278647A - Subsoil plows : en
  • US2423715A - Apparatus for abrading surfaces : en
  • USD147033S - Design fob a tap knob or similar article : en
  • US2423553A - Process of printing from a composite hectographic form : en
  • US2423804A - Method of making lined cartons : en
  • AU139785B2 - Electric recording by deposition of dye pigment, other colouring matter orthe like : en
  • US2423791A - Dies and the like : en
  • USD147054S - Design for a bracelet : en
  • US2423508A - Wave guide switching device : en
  • US2423654A - Variable delivery vane pump : en
  • US2423694A - Brake mechanism : en
  • US2423678A - Cap spinning traveler : en
  • US2423745A - Flexible coupling : en
  • FR923516A - Machine gun : en fr
  • GB590119A - Improvements in or relating to devices for feeding sheets to machines : en
  • GB590114A - Improvements in or relating to warp beams : en
  • GB590253A - Improvements relating to safety devices for aircraft pilots : en
  • GB590011A - Improvements in or relating to rotating wing aircraft : en
  • FR923639A - Improvements to the devils for carrying loads : en fr
  • FR923487A - Hydraulic pressure extractor type clothes dryer : en fr
  • FR923563A - Lighters improvements : en fr
  • FR923534A - Sealing device between cylindrical elements : en fr
  • FR923615A - Clasp for receptacles : en fr
  • GB590097A - Improvements in grain lifters for reaping machines or binders : en
  • US2423636A - Gun carriage for turret gun slot closures : en
  • US2423613A - Method of manufacturing ice cream and product thereof : en
  • FR923412A - Device for automatic adjustment of lead screw clearance : en fr
  • US2423706A - Blade and cover blind shutter : en
  • FR923433A - Pressurized fluid distributor for hydraulic motors or receivers : en fr
  • FR923582A - Speed variator : en fr
  • US2423657A - Toy : en
  • USD147100S - Design foe a staircase : en
  • FR923515A - Fast boat and boat hull : en fr
  • CA442716A - Method and apparatus for burning solid fuels : en fr
  • US2423686A - Siliceous contact material and process of manufacture : en
  • AU1751644A - Improvements in or relating to servo-motors : en
  • GB590027A - Improvements relating to lip-sticks : en
  • GB590160A - Improvements in or relating to ball bearings : en
  • GB590193A - Improvements in mining machines : en
  • GB590239A - Improvements in and relating to trays, boxes and like containers : en
  • US2423748A - Collapsible top for vehicles : en
  • AU1250747A - Improvements in and relating to thermionic valves : en
  • GB590128A - Improvements relating to oil seals : en
  • FR923411A - Piston rings : en fr
  • US2423697A - Method of assembling headers and tubes : en
  • US2423749A - Photographic elements composed of orientable vinyl fluoride polymers : en
  • US2423768A - Apparatus for coating flexible webs : en
  • GB590071A - Improvements in or relating to electric sealing irons : en
  • GB590078A - Improvements in or relating to manometers : en
  • GB590105A - Improvements in or relating to drawing material : en
  • GB590131A - Improvements in and relating to the manufacture of amidines : en
  • USPP743P - Rose plant : en
  • US2423812A - Thermostatic outlet valve control for fluid coupling : en
  • US2423620A - Condition responsive apparatus for rotatable members : en
  • US2423685A - Collar mounting for tear-strip cans : en
  • GB590129A - Improvements in or relating to winches and the like : en
  • FR923486A - Improvements to fixing devices : en fr
  • USD147078S - Design for a brooch or similar article : en
  • GB590115A - Improvements in and relating to domestic firegrates, stoves and ranges : en
  • FR923478A - Advanced tripod head : en fr
  • FR923426A - Copper oxychloride manufacturing process : en fr
  • FR923598A - Repeating pistol with fixed barrel and rotating firing pin : en fr
  • GB590231A - Improvements in means for guiding ropes during winding on winches : en
  • FR923528A - Production of aromatic amines : en fr
  • GB590041A - Improvements in or relating to the mounting of power units in aircraft, motor boats,tanks and the like : en
  • GB590186A - Improvements in drying staple fibres : en
  • FR923577A - Improvements made to gas burners to increase their possibilities of use : en fr
  • GB590153A - Improvements in or relating to locking devices in printing machines : en
  • US2423523A - Pulse direction finder system : en
  • AU124728B2 - Process for producing dried milk powder : en
  • AU1274647A - Improvements in or relating to portable cinematograph screens : en
  • CA442687A - Roller bearing differential wheel : en fr
  • CA442782A - Frequency modulation receiver : en fr
  • FR923439A - Parachute harness refinements : en fr
  • AU629046A - An improved combined stay and lock for casement and like windows : en
  • CA442786A - Method and means for making sliders for slide fasteners : en fr
  • AU124755B2 - Silencing means for gaseous currents : en
  • US2423505A - Bridge stabilized oscillator : en
  • AU124706B2 - Improved marking or printing machine : en
  • AU137540B2 - Electric converters : en
  • US2423527A - Process and apparatus for the cracking of carbonaceous material : en
  • US2423566A - Last : en
  • AU2060045A - Improvements in rigging blocks and the like : en
  • US2423531A - Gun support : en
  • US2423742A - Ribbon positioning means for writing machines : en
  • US2423450A - Preparation of synthetic organic detergent particles having only slight dust-forming tendencies : en
  • CA442764A - Flux for use in the treatment of light metals : en fr
  • AU138763B2 - Laundry listing machine : en
  • US2423609A - Bellows operated rheostat : en
  • US2423666A - Skirt : en
  • AU124711B2 - Knitting machine needles and means for operating same : en
  • AU540646A - Adjustable louvre shutters : en
  • CA442815A - Hydraulic control system : en fr
  • GB590152A - A machine for distributing insecticides : en
  • US2423675A - Safety reversible window : en
  • FR923462A - Box for packaging and other uses : en fr
  • GB590020A - Friction lock for screw thread : en
  • GB590172A - Improvements in or relating to fluxes for use in the melting and refining of light metal : en
  • AU146539B2 - Improvement in magneto : en
  • CA442721A - Directional gyroscope : en fr
  • AU124754B2 - Filtering arrangements, more especially for aircraft : en
  • FR923432A - Multi-purpose, variable-position, removable console vise : en fr
  • USD147043S - Design for a baby carriage or similar article : en
  • USD147053S - Design for a pin : en
  • AU1284347A - Improvements in or relating to turbine and like blading : en
  • FR923518A - Adjustable bicycle handlebars : en fr
  • US2423585A - Vehicle running gear : en
  • US2423607A - Machine for making elongated tufts : en
  • US2423770A - Color television system : en
  • GB590042A - Improvements in or relating to a process for the working of polyethylene compositions : en
  • AU1284447A - Improvements relating to fabric panel supporting means : en
  • GB590025A - Improvements in stereotype plate casting machines : en
  • FR923450A - Manufacture of polymers containing oxygen : en fr
  • USD147070S - Design for a brooch or similar article : en
  • FR923421A - Process for manufacturing fibers of mixed polymers of polymerized esters, resulting fibers and their applications : en fr
  • FR923428A - Method and device for drying materials : en fr
  • GB590035A - Improvements in interpolymers : en
  • AU124726B2 - Improvement in carburetor : en
  • GB590122A - Improvements in or relating to reception of wireless transmissions : en
  • GB590080A - Improvements in or relating to tubular steam-generators : en
  • GB590163A - Improvements in or relating to ball bearings : en
  • US2423764A - Air navigation computer : en
  • US2423727A - Throttling device for two opposed : en
  • FR923481A - Method of blowing up blockhouses, aerial hazard shelters and the like : en fr
  • AU124685B2 - Improvements in or relating to power units : en
  • FR923464A - Process for making a porous solid mass and resulting product : en fr
  • FR923470A - Advanced instrument for testing corrective eye lenses : en fr
  • GB590229A - Hinge for securing postage-stamps : en
  • GB590095A - An improved optical projection apparatus for transparencies : en
  • GB590260A - Deflection arrangements for oscillographs : en
  • FR923535A - Photomechanical products and their manufacturing process : en fr
  • US2423681A - Use of magnesia catalysts in the production of butadiene : en
  • FR923453A - Interpolymers : en fr
  • US2423634A - Compressor : en
  • US2423487A - Masticating fork : en
  • US2423554A - Method of and means for making mouthpiece cigarettes : en
  • AU136075B2 - Drawbench : en
  • US2423587A - Drier and heater : en
  • USD147089S - Design for a hostess tray : en
  • US2423556A - Hygroscopic liquid composition and the process of softening paper with said composition : en
  • GB590072A - Improvements in or relating to handles for electric hand tools : en
  • CA442677A - Flashlight : en fr
  • CA442790A - Pipeline corrosion inhibition : en fr
  • US2423590A - Wheeled vehicle for children : en
  • GB590075A - Improvements in and relating to a thread rolling machine : en
  • GB590091A - Improvements in playing cards : en
  • GB590110A - Improvements relating to wood finishing : en
  • US2423802A - Process of separating alpha methyl styrene from a mixture containing cumene : en
  • USD147062S - Design for a bracelet : en
  • AU124756B2 - Improvements in and relating tov entilating and airconditioning of buildings, cool chambers andthe like : en
  • USD147051S - Design for a pin : en
  • USD147068S - Brooch or similar article : en
  • US2423490A - Metal spraying method : en
  • FR923438A - Cup-shaped cardboard container for ice cream, pastry and other food products : en fr
  • GB590024A - Improvements relating to the separation of liquids from solids held in suspension : en
  • US2423618A - Fire-foam producing apparatus : en
  • GB590108A - Improvements in or relating to means for unwinding rolls of material : en
  • GB590142A - An improved postal knocker plate for attachment to doors or the like : en
  • US2423625A - Combined aeroplane and helicopter : en
  • CA442732A - Phase inverter circuit : en fr
  • GB590057A - Means for lifting trees, stumps, posts and the like : en
  • GB590198A - Improvements in machines for sowing seeds : en
  • AU1276347A - Improvements in or relating to image frequency suppressors : en
  • AU1278447A - Method of obtaining stearine from mixtures of fatty acids containing non-saponifiable substances : en
  • AU1188347A - Improvements in electrical means for reproducing photographs or like pictures including multicoloured pictures : en
  • CA442797A - Communication and posting system : en fr
  • US2423617A - Continuous balance motor control system : en
  • USD147034S - Design for a pipe : en
  • CA442758A - Accounting machine : en fr
  • AU139615B2 - Method and device forthe working of high twist yarn, especially crepe-rayon : en
  • AU1284544A - Filtering arrangements, more especially for aircraft : en
  • US2423584A - Automatic boom lock : en
  • CA442771A - Freezing apparatus : en fr
  • AU124741B2 - Improvements in electric discharge devices having oxide coated Cathodes : en
  • CA442740A - Control of gloss in printing : en fr
  • US2423528A - Helicopter navigation light : en
  • US2423507A - Planetary piston pump : en
  • AU136271B2 - Quadrature current supply fora single goniometer : en
  • CA442810A - Liquid filter : en fr
  • US2423525A - Electric lamp : en
  • CA442696A - Press : en fr
  • US2423806A - Traction device for vehicle wheels : en
  • US2423565A - Polyvinyl acetal resin compositions : en
  • US2423689A - Soda lime composition : en
  • US2423707A - Fabric or gauze of uniformly oxidized cellulose : en
  • GB590141A - Improvements in and relating to variable pitch fans, axial flow compressors and the like : en
  • FR923562A - Electron tube : en fr
  • US2423541A - Condition controlling apparatus : en
  • US2423729A - Vaporization of substances in a vacuum : en
  • FR923431A - Setup for measuring the value of an oscillating circuit in resonant electric circuits : en fr
  • FR923504A - Improvements to processes and apparatus for evaporating or concentrating liquids : en fr
  • FR923402A - Alloy enhancements : en fr
  • FR923533A - Improvements relating to the manufacture of thermoplastic tubes : en fr
  • US2423629A - Material treating mechanism : en
  • FR923625A - Improvement in inner tube valves of tires : en fr
  • US2423536A - Hook for holding clotheslines or the like : en
  • USD147050S - Design for a hair clipper casing : en
  • USD147055S - Design for a bracelet : en
  • FR923555A - Aircraft fuel and oil refueling vehicle : en fr
  • USD147087S - Design for a dress : en
  • AU136872B2 - Drawbench : en
  • US2423816A - Reclining chair : en
  • CA442681A - Illustrated advertising matter : en fr
  • GB590130A - Improvements relating to ethyl cellulose moulding compositions and articles producedtherefrom : en
  • US2423547A - Calendered filter material and method of forming same : en
  • US2423805A - Compression tool : en
  • GB590226A - Improvements in bedsteads : en
  • FR923458A - Advanced training in sound recording engraving tools and sound reproduction needles : en fr
  • AU138033B2 - Improvements in or relating to display arrangements : en
  • AU1203847A - Recovery of precious metal values by cyanidation : en
  • CA442750A - Tuned amplifier circuit arrangement : en fr
  • FR923476A - Improvements to processes for extracting crystals from industrial liquids : en fr
  • FR923512A - Improvements in power control mechanisms : en fr
  • US2423639A - Rotary pump : en
  • US2423710A - Sensitized photographic emulsion : en
  • USD147058S - Design fok a flashlight : en
  • GB590061A - Improvements in or relating to yarn winding mechanisms : en
  • US2423616A - Self-balancing translation system : en
  • GB590145A - Combined bench and tool-holder : en
  • US2423597A - Instrument panel for motor cars and other vehicles : en
  • US2423605A - Tufting machine : en
  • AU1279947A - Carrier current telephone systems : en
  • US2423750A - Method of assembling electric motors : en
  • CA442724A - Tractor propelled implement : en fr
  • GB590135A - Improvements in or relating to condensers or reducing devices for drafting mechanismfor textile fibres : en
  • AU1280047A - Improvements in or relating to arrangements for demodulating time-phase modulated electric pulses : en
  • USD147080S - Brooch or similar article : en
  • CA442702A - Fish lure : en fr
  • GB590166A - Improvements in means for starting internal combustion engines of the compression ignition type : en
  • US2423489A - Bib : en
  • US2423542A - Monoazo dyes : en
  • CA442800A - Windshield cleaner : en fr
  • US2423437A - Direction finder : en
  • FR923649A - Slippers and espadrilles improvements : en fr
  • GB590225A - Improved means for the control of temperature or rate of flow of liquids : en
  • GB590052A - Improved hot-melt compositions : en
  • FR923457A - Braking device : en fr
  • CA442733A - Position indicator : en fr
  • CA442748A - Fabrication of crystalline polymers : en fr
  • GB590220A - Domestic grates : en
  • US2423467A - Coin holder : en
  • AU1188147A - Improvements in method of making therapeutic preparations tor subcutaneous or intramuscular injections : en
  • US2423709A - X-aryl thiazole : en
  • US2423789A - Pour point depressants for lubricating oils : en
  • AU124739B2 - Improvements in and relating to pockets for trousers and similar garments : en
  • US2423560A - Fowl suspension apparatus : en
  • AU124719B2 - Pulse modulated wave receiver : en
  • US2423601A - Shear for frangible materials : en
  • CA442720A - Remote control system : en fr
  • AU1272347A - Improvements in or relating toa printing device carrier : en
  • GB590079A - Improvements in or relating to apparatus for closing and sealing fibre or cardboard boxes or cartons : en
  • CA442710A - Apparatus for securing, weighing and truck-loading livestock : en fr
  • CA442729A - Base for electric lamps : en fr
  • CA442808A - Pentaerythritol ether-ester : en fr
  • CA442697A - Projectile having a driving band : en fr
  • AU124699B2 - Improvements in or relating to fuels for internal combustion engines : en
  • AU124702B2 - Improvements in rigging blocks and the like : en
  • AU137542B2 - Improvements in or relating to portable cinematograph screens : en
  • CA442742A - Sealed propeller hub arrangement : en fr
  • AU124750B2 - Improvement in animal-scratching device : en
  • AU124760B2 - k Improvements in and relating to means for delivering flour or other powdered material : en
  • FR923490A - Improvements to handlebar plugs for cycles : en fr
  • CA442765A - Magnesium base alloy : en fr
  • FR923584A - Skill game : en fr
  • FR923583A - Device for creating landscapes or the like using separate elements : en fr
  • GB590249A - Sewing machine : en
  • AU1188447A - Improvements relating to power tailgate : en
  • US2423624A - Indium plating : en
  • US2423637A - Process and apparatus for the catalytic cracking of a hydrocarbon oil : en
  • US2423572A - Naphtholsulfonamidobenzaldehydes and acetals thereof : en
  • US2423762A - Pipe joint : en
  • GB590060A - Improvements in and relating to electric control systems employing limit switches for electric and other motors : en
  • AU1195147A - Electric converters : en
  • IE17450L - Circular looms : en
  • FR923605A - Simplified metal sleeve for hunting cartridge : en fr
  • US2423623A - Windshield and mounting : en
  • GB590107A - Improvements in and relating to fuel admission systems of compression-ignition internal-combustion engines : en
  • GB590170A - An improved process for the manufacture of metals : en
  • GB590144A - Improvements in and relating to inertia switches : en
  • AU124689B2 - Computing device : en
  • AU124694B2 - Oscillation generator for low frequencies : en
  • FR923448A - New water-soluble derivatives of phthalocyanine : en fr
  • FR923447A - Loom blade : en fr
  • GB590096A - Improvements relating to breathing apparatus : en
  • GB590169A - An improved device for attachment to digging forks, spades and the like : en
  • GB590192A - Improvements in or relating to low temperature polymers of olefinic materials : en
  • GB590215A - Improvements in or relating to pulse generators : en
  • USD147086S - Design for a frozen food display cabinet : en
  • US2423684A - Spherical bearing device : en
  • US2423796A - Hydroplane : en
  • AU130271B2 - An improved indexed sheet for looseleaf books, calendars, filing cards andthe like, anda method of making same : en
  • AU137449B2 - Means for integrating the periods during whichthe arc voltage ofan electric arc welding circuit is maintained between predetermined minimum and maximum values : en
  • CA442763A - Non-resinous phenol-formaldehyde condensation product : en fr
  • US2423480A - Multiple recording instrument : en
  • US2423571A - Swimming tail : en
  • GB590064A - Processing of viscose from refined chemical pulp : en
  • US2423464A - Remote control circuits : en
  • US2423513A - Projection navigational instrument : en
  • US2423576A - Apparatus for making soap cakes having desired insignia : en
  • US2423662A - Phonograph pickup device : en
  • FR923491A - Improvements to tire casings for cycles : en fr
  • US2423761A - Coating composition comprising polybutene, an organic solvent and an amine acetate wetting agent : en
  • US2423520A - Photopolymerization of vinylidene compounds in the presence of n-disubstituted dithiocarbamic esters : en
  • CA442818A - Riveted joint : en fr
  • US2423801A - Apparatus for mixing drilling mud : en
  • FR923628A - Simplified radio receiver : en fr
  • US2423522A - Articulator : en
  • US2423645A - Card index : en
  • CA442712A - Textile wetting and emulsifying composition : en fr
  • AU1278147A - Process for the manufacture of aryl amides of aliphatic unsaturated carboxylic acids of the type of crotonic acid : en
  • AU1457244A - Improvements in or relating to internal combustion engines compressors andthe like : en
  • CA442796A - Submarine signalling system : en fr
  • AU503446A - Improved casement window or fanlight : en
  • US2423664A - Headlight lens : en
  • US2423473A - Process for forming iodine images : en
  • CA442745A - Vacuum plate : en fr
  • FR923548A - Combination Line Line Pickup System for Fixed Spool Fishing Reels : en fr
  • US2423674A - Process of catalytic cracking of petroleum hydrocarbons : en
  • AU1284247A - Quadrature current supply fora single goniometer : en
  • AU1186447A - Improvements connected with figures forthe display of garments : en
  • AU139458B2 - Carrier current telephone systems : en
  • AU1198147A - A self-stiffened paperbag : en
  • AU1912545A - Improvements in telegraph transmitters : en
  • CA442776A - Amplifier control circuit : en fr
  • US2423724A - Plant propagating pot and method of making same : en
  • US2423661A - Reflected wave direction finder : en
  • AU1192947A - Improvements in or relating tothe manufacture of electric commutators : en
  • AU139875B2 - Baling machines : en
  • USD147037S - Design for a handbag : en
  • AU1779344A - Improvement in carburetor : en
  • USD147097S - Design for a hair brush or similar article : en
  • US2423552A - Magnetic testing apparatus : en
  • CA442707A - Closure : en fr
  • AU1804744A - Remote control system for radio receivers : en
  • CA442783A - Neutralizing circuit : en fr
  • CA442730A - Electric discharge lamp : en fr
  • AU1199247A - An intensifying screen for Xray purposes and method of making it : en
  • CA442817A - Riveted joint : en fr
  • AU565846A - An improved wood shaping machine : en
  • GB590137A - Improvements in or relating to elastic fluid compressors of the injection jet type : en
  • USD147081S - Design for a fireplace mantel : en
  • AU2039345A - Improvements in or relating tothe method of preparing rutile titanium dioxide : en
  • CA442774A - Electric overload protective device : en fr
  • CA442785A - Method and apparatus for manufacturing slide fasteners : en fr
  • GB590218A - Improvements in or relating to heat treatment of vegetable and other oils : en
  • US2423512A - Safety fuse outlet plug : en
  • US2423643A - Condensation products of guanylurea with alkylene oxides : en
  • FR923560A - Improvements to the electrolyte antiseptic wound treatment device : en fr
  • AU1906645A - An improved device for supporting the ends of cables : en
  • USD147042S - Design for a dress : en
  • CA442726A - Alloy of high density : en fr
  • AU138987B2 - Arrangement for simulating a reactive impedance : en
  • US2423500A - Splitting machine : en
  • US2423635A - Crutch attachment : en
  • US2423767A - Tone-control agents for silver halide emulsions : en
  • US2423774A - Oil determination : en
  • AU138614B2 - Subsoil plows : en
  • US2423462A - Flexible coupling for exhaust conduits of internal-combustion engines : en
  • US2423466A - Time division multiplex : en
  • AU565246A - Improvements in or relating to electric light shades : en
  • USPP742P - adrey : en
  • AU1272447A - Improvement in magneto : en
  • AU124715B2 - Improvements in or relating tothe method of preparing rutile titanium dioxide : en
  • AU124703B2 - Improvements in or relating to sliding clasp fasteners and methods of manufacture thereof : en
  • AU1271347A - Laundry listing machine : en
  • CA442678A - Drag-line bucket : en fr
  • CA442705A - Internal combustion engine : en fr
  • CA442708A - Coal treating solution : en fr
  • CA442731A - Radio frequency transformer : en fr
  • AU580746A - Improved disengoger and engager for windmill pitmans form and to pump rods : en
  • CA442715A - Telescopic and adjustable building support : en fr
  • US2423577A - Joint for metal tubes : en
  • AU135431B2 - Improvements in or relating tothe manufacture of electric commutators : en
  • AU1962345A - Improvements in or relating to fuels for internal combustion engines : en
  • CA442728A - Luminescent screen : en fr
  • CA442747A - Method of dispensing and measuring the quantity of liquified gases : en fr
  • AU1285047A - Improvements in or relating tothe production of resinous compositions containing a polyhydric unsaturated polybasic polyester and substituted ethylenic compounds and to polymerised products therefrom : en
  • AU1821944A - Knitting machine needles and means for operating same : en
  • FR923480A - Upper limb prosthesis device : en fr
  • CA442804A - Printing telegraph system : en fr
  • US2423722A - Shower cabinet : en
  • AU1270047A - Baling machines : en
  • US2423669A - Combined tube and toothbrush holder : en
  • USD147039S - Frazier miniature racing car : en
  • AU1705744A - Antenna : en
  • FR923532A - Improvements to very high frequency systems : en fr
  • FR923422A - Improvements to sheet metal constructions : en fr
  • GB590200A - Improvements in mechanical shovelling devices : en
  • GB590202A - Improvements in or relating to compound eccentric mountings : en
  • AU141151B2 - Improvement in magneto : en
  • US2423688A - Soda lime composition : en
  • US2423735A - Trestle clamp : en
  • AU2085945A - Improvements in foldable perambulators : en
  • CA442756A - Centralized traffic controlling system for railroads : en fr
  • CA442794A - Lubricant : en fr
  • AU141963B2 - Improvements in or relating to telecommunication switching systems : en
  • AU1591344A - Pulse modulated wave receiver : en
  • USD147056S - Design fob a bracelet : en
  • AU124684B2 - Two-wheeled, cable operated rear dump scraper : en
  • AU124712B2 - Sawing machine : en
  • CA442699A - Cartridge casing : en fr
  • US2423517A - 3-keto-20, 21-dihydroxy saturated pregnane compounds : en
  • CA442754A - Valve structure : en fr
  • US2423673A - Fid for splicing rope : en
  • AU124747B2 - Improvements in outlet valves for irrigation systems andthe like : en
  • CA442778A - Frequency modulated wave receiver : en fr
  • FR922738A - : fr
  • FR923566A - Method of assembling children's toys, in particular for railways, boats, vehicles of all kinds, houses, etc., by means of reduced and developed elements : en fr
  • US2423514A - Jointing machine : en
  • FR923499A - Autoclave mixer for the treatment of fish livers for the production of vitamin oil : en fr
  • US2423471A - Subcaliber auxiliary barrel and extractor : en
  • USD147076S - Design fok an earring : en
  • US2423544A - Motor vehicle of the endless tread type : en
  • AU2017445A - Improvement in animal-scratching device : en
  • AU134461B2 - Tagline device : en
  • US2423578A - Water-heating apparatus : en
  • CA442757A - Piston packing : en fr
  • FR923569A - Improvement in liquid spraying processes : en fr
  • FR923611A - Device for receiving objects transported by a lifting device such as a noria : en fr
  • FR923427A - Electric cooker : en fr
  • GB590188A - Improvements in or relating to cinematograph film printing machines : en
  • US2423524A - Vibrator : en
  • GB590174A - Improvements in cups and like articles and their production : en
  • FR923630A - Improvements to molded material sockets for electric lamps : en fr
  • GB590017A - Improvements relating to electrical liquid level gauges : en
  • GB590054A - Sulphur trioxide compositions and production thereof : en
  • GB590099A - Improvements in or relating to combustion chambers of oil engines : en
  • AU124687B2 - Antenna : en
  • AU1625144A - Improved method of and apparatus for electrically welding metals : en
  • FR923587A - Jet parachute : en fr
  • FR923606A - Gas safety valve : en fr
  • US2423559A - Pressure cooker cover fastener : en
  • US2423760A - Method of polymerizing isobutylene : en
  • US2423564A - Gang scribing machine : en
  • US2423719A - Motor-compressor unit lubrication : en
  • US2423679A - Device for dispensing from an inverted milk can : en
  • FR923503A - Letterpress for flatbed printing with reciprocating marble : en fr
  • US2423456A - Multiple-stage froth flotation : en
  • AU1770444A - Computing device : en
  • GB590251A - An improved internal combustion turbine : en
  • US2423529A - Folding table : en
  • US2423598A - Electric water heater : en
  • FR923523A - Periodic stamp : en fr
  • USD147072S - Design for a brooch or similar article : en
  • FR923445A - Improvements to glove manufacturing processes : en fr
  • US2423772A - Rake : en
  • US2423746A - Method for the evaporation and concentration of liquids : en
  • FR923549A - Improvement in the organization of aircraft control surfaces : en fr
  • US2423648A - Antenna : en
  • LU28448A1 - Self coupling blast furnace taphole plugging machine : en fr
  • GB590133A - Arrangement for the automatic pressure regulation of railway compressors : en
  • FR923531A - Glass manufacturing : en fr
  • GB590210A - Improvements in frequency discriminator circuits : en
  • US2423640A - Decorative knife handle : en
  • USD147088S - Design for a hostess tray : en
  • FR923634A - Method and apparatus for obtaining nitrate of lime and similar fertilizers in the form of small spherical granules : en fr
  • FR923514A - Blade heat exchange device : en fr
  • FR923509A - Construction process for retaining structures : en fr
  • AU124733B2 - Improved textile printing, process : en
  • FR923456A - Blade for weaving looms and its manufacturing method : en fr
  • CA15556S - Four-in-one doll : en
  • GB590009A - Improvements in or relating to cranes, hoists, crabs and the like : en
  • GB590233A - Improvements relating to pyrophoric lighters : en
  • US2423546A - Cadence suppression system for secrecy communication : en
  • USD147046S - Combined holder for picture and perfume containers : en
  • FR923648A - Combined air suspension and cylinder device : en fr
  • AU124727B2 - Remote control system for radio receivers : en
  • AU124759B2 - Improvements in link belts ofthe side driving type : en
  • AU1273047A - Improvements in or relating toa combination furniture : en
  • FR923524A - Control device with continuously variable transmission ratio between two limits : en fr
  • AU1814444A - Process for producing dried milk powder : en
  • GB590244A - Process and apparatus for the regeneration of contact materials : en
  • FR923542A - Continuous rotary filtration method and apparatus : en fr
  • USRE22895E - Fork lift truck : en
  • US2423793A - Oil and water separator having a collecting pipe and a stratification pipe therebelow : en
  • FR923443A - Method for determining the shape of the bow of a ship : en fr
  • US2423728A - Engine control system : en
  • FR923519A - Sight tube for underwater rifle : en fr
  • AU124713B2 - Improvements in stockings : en
  • GB590043A - Improvements relating to gas governors : en
  • FR923554A - Passenger coach with variable height cabin for access to aircraft : en fr
  • GB590116A - Improvements relating to seat frames : en
  • GB590181A - Improvements in servo units : en
  • US2423672A - Chimney ventilator : en
  • US2423454A - Lasting machine : en
  • US2423734A - Key : en
  • USD147038S - Boat luggage trailer : en
  • US2423712A - Insole for welt shoes : en
  • FR923423A - Fridge : en fr
  • FR923488A - Bath bag : en fr
  • US2423499A - Work holder for brush making machines : en
  • US2423714A - Electrode clamp : en
  • FR923597A - Removable construction method particularly applicable to the production of toys : en fr
  • AU1668644A - Improved apparatus for cleaning and washing floors and floor coverings : en
  • US2423440A - Automatic control of machine tools and fabricating devices : en
  • US2423677A - Compressor pressure control : en
  • AU1191947A - Improvements in and relating to wall construction : en
  • AU137204B2 - Improvements in or relating to arrangements for demodulating time-phase modulated electric pulses : en
  • AU1717844A - Method and means forthe stereoscopic reproduction of images : en
  • US2423703A - Lift truck : en
  • CA442688A - Method and apparatus for producing fibres : en fr
  • FR923556A - Lipstick tube enhancements : en fr
  • GB590182A - Improvements in and relating to machines for twisting yarns and the like : en
  • GB590196A - An improved wave motor : en
  • GB590161A - Improvements in filters : en
  • CA442690A - Block transfer mechanism : en fr
  • AU136078B2 - An improved oven : en
  • AU1722044A - Improvements in outlet valves for irrigation systems andthe like : en