• US2430947A - Airscrew : en
  • US2431219A - Single delivery cigarette dispenser : en
  • US2431151A - Amplifier circuits : en
  • US2431299A - Automatic plug valve lubricator : en
  • AU126001B2 - Improvements in and relating to Garment and like Presses : en
  • AU142513B2 - An improved catamenial tampon : en
  • AU2167245A - A fumigating nest egg for use by poultry keepers : en
  • US2430856A - Electric discharge device : en
  • FR928154A - Groove for tool handle or other applications : en fr
  • US2431285A - Process for preparing 1-(dihydroxy-phenyl)-2-amino butanol-1 and intermediates : en
  • USD147916S - Design foe a jewelry pin or similar article : en
  • AU134636B2 - Improved mechanism for dowling or contouring plastic rods : en
  • AU2201845A - Hydrocarbon synthesis process : en
  • USD147931S - Plastic film material or similar article : en
  • US2431152A - Mercury vapor tube : en
  • US2430962A - Post pulling machine : en
  • US2430965A - Inking mechanism using water base inks : en
  • US2431269A - Tapered boring attachment : en
  • DK65876C - Procedure for the Preparation of Whey-Prepared Preparations, e.g. Beer, Beer-Like Drinks or Malt Extract. : da en
  • USD147936S - Design for a dress : en
  • AU143038B2 - Improvements in or relating to electron discharge apparatus : en
  • USD147888S - Design for an oil bubner : en
  • US2431212A - Two-way radio system : en
  • US2430976A - Obstruction removing attachment for drains : en
  • USD147937S - Design for a covered saucepan : en
  • FR928159A - Pulsator and its applications : en fr
  • CA445053A - Display head : en fr
  • FR928155A - Plaster : en fr
  • AU126033B2 - Playing toy : en
  • CA445144A - Potential ratio-controlled amplifier : en fr
  • AU140484B2 - Improvements in or relating to the manufacture of a-substituted formylaminomalonic esters and a-amino carboxylic acids derived therefrom : en
  • AU1584247A - Improvements in or relating to oil burners : en
  • GB594652A - Improvements in or relating to fluid flow measuring devices, particularly for carburettors : en
  • CA445091A - Self contained breathing lung : en fr
  • CA445121A - Abrasive article : en fr
  • AU1419844A - Diversity reception of frequency modulated signals : en
  • AU1922345A - Improvements in and relating to automotive vehicles : en
  • US2430938A - Means for and method of defrosting refrigerating apparatus : en
  • US2431227A - Truss fitting : en
  • FR928022A - Continuous rotary hearth furnace for metal heating : en fr
  • US2431199A - Train order delivery fork : en
  • GB594868A - Sewing machine loop-taker mechanism : en
  • US2431005A - Recovery and regeneration of isobutenes : en
  • US2431117A - Backup warning device : en
  • US2431085A - Sheathing of buoyant cables : en
  • CA445164A - Radio receiver : en fr
  • DK65912C - Day garbage truck, especially Day garbage truck. : da en
  • US2431090A - Dumping carrier : en
  • GB594860A - Improved moulding machine for plastic materials : en
  • GB594716A - Improvements in or relating to processes of making oils having improved drying properties, and the improved drying oils resulting therefrom : en
  • USD147904S - Design for a set of chessmen : en
  • FR928006A - Electronic incandescent lamp : en fr
  • FR928065A - Suspension pendulum for catenary power lines : en fr
  • GB594899A - A device for indicating whether a pedal cycle rear light is lit or not : en
  • CA445049A - Shapes cutting machine : en fr
  • CA445066A - Metallic weatherstrip : en fr
  • US2430945A - Wheeled conveyor : en
  • US2431031A - Star wheel for matrix composing machines : en
  • USD147899S - Design for a condiment shaker : en
  • GB594702A - Improvements in or relating to building units : en
  • GB594797A - Pulse signalling system : en
  • GB594698A - Alkamine alkyl esters of 1-alkylpyrrole-3,4-dicarboxylic acids : en
  • GB594849A - Improvements in electrically driven pumps and compressors : en
  • US2431020A - Assembly means for radio tubes : en
  • US2431059A - Drinking glass : en
  • US2431236A - Production of sulphur from gaseous mixtures : en
  • AU1580747A - Improvements relating to frequency modulation systems : en
  • AU1589647A - Means for mounting and holding antifriction bearings and associated members relative to eachother : en
  • US2430889A - Shoe machine : en
  • US2431019A - Multicomponent-gas analyzer : en
  • GB594910A - Improvements in and relating to packings for rotating shafts : en
  • FR928064A - Contact lens for the correction of strabismus and other similar visual defects : en fr
  • GB594933A - Improvements in conveyor belts : en
  • US2430958A - Shoe polishing apparatus : en
  • US2431050A - Method of heat sealing laminated materials : en
  • US2430941A - Baby's bib : en
  • US2431155A - Three-phase transformer and method of making the same : en
  • US2430909A - Buffing machine : en
  • FR928189A - Improvements to liquid line sealing devices : en fr
  • GB594687A - Radial pressure clutch : en
  • FR928238A - Improvements to devices for compensating thermal variations of the resonant frequency of resonant cavities for hyper-frequencies : en fr
  • US2431192A - Dispensing device : en
  • DK65899C - Press for straw, hay and similar agricultural products for operation together with a mower, in particular a mower. : da en
  • GB594831A - Improvements in automatic cut-outs for electrically heated utensils and appliances : en
  • FR928017A - Automatic inflation device : en fr
  • US2430881A - Goggles : en
  • USD147923S - Design for a finger ring : en
  • US2430875A - Granular n-substituted polyamides : en
  • FR928215A - Universal apparatus for photographic and similar reproductions and projections : en fr
  • US2430937A - Mobile conveyer for concrete : en
  • FR928137A - Method and device for the production of molded building elements : en fr
  • GB594872A - Improvements in or relating to devices for delivering measured quantities of liquid : en
  • US2431021A - Thread checking comparator gauge : en
  • GB594897A - Improvements in or relating to moulds for use in building walls : en
  • US2431103A - Tuning device : en
  • US2430912A - Grass tamping attachment for lawn mowers : en
  • FR928043A - prefabricated element for constructions : en fr
  • FR928110A - Process and equipment for the rapid reproduction of all line or halftone documents, monochrome or polychrome, in raster or hatched images with variable pitch intended for the engraving of cylinders for printing on fabrics, paper, etc. : en fr
  • CA445142A - Modulation : en fr
  • FR928169A - Aluminum electrolytic polishing process and applications to the welding of this metal : en fr
  • GB594884A - Improvements in or relating to electric clocks : en
  • AU139370B2 - Manufacture of textile cones : en
  • US2431008A - Cooling fluid : en
  • US2431010A - Soluble cutting oil : en
  • US2431108A - Bumper card holder : en
  • US2431297A - Pneumatic control apparatus : en
  • US2431268A - Quick detachable hose coupling : en
  • GB594638A - Improvements in heat-insulating material : en
  • GB594682A - Improvements in axial-flow compressors : en
  • FR928218A - Improvement in the assembly of wheels for cycles, motorcycles or other vehicles : en fr
  • GB594730A - Improvements in and relating to finely divided inorganic materials : en
  • AU126004B2 - Improvements in Fire extinguishing foam tube and spray head : en
  • AU137503B2 - Improvements relating to desuperheating steam : en
  • CA445097A - Copolymerization of vinyl compounds : en fr
  • CA445163A - Cone winder : en fr
  • US2430977A - Method of making kitchen tools : en
  • US2431165A - Testing machine grip : en
  • US2431213A - Electrical plug : en
  • USD147947S - Combined display stand and container : en
  • GB594758A - Improvements in the control of free piston type internal combustion compressors : en
  • GB594840A - Improvements in or relating to shaving and like brushes : en
  • US2431177A - Vapor generating plant : en
  • FR928242A - Electrical signaling systems : en fr
  • CA445138A - Cathode ray beam deflecting circuit : en fr
  • CA445150A - Catalyst : en fr
  • CA445077A - Petroleum emulsion breaking process : en fr
  • CA445045A - Two-way spring valve : en fr
  • CA445156A - Valve for hollow inflatable articles : en fr
  • AU125998B2 - Television signal generator : en
  • CA445089A - Electrolytic cell : en fr
  • AU137350B2 - Aliquid filter, method of making same and refrigeration system embodying said filter : en
  • DK65882C - Line change mechanism for Typewriters or similar typewriters with Paper roller. : da en
  • DK65887C - Apparatus for Synchronizing Television Broadcasts Using Sinusoidal Synchronization Voltages. : da en
  • US2431073A - Dough working machine : en
  • US2431154A - Cable securing device : en
  • US2431282A - Quartz crystal holder : en
  • AU1588247A - Improvements in or relating to light-current contact making electromagnetic relays : en
  • GB594753A - Improvements in or relating to machines for attaching welts to shoes : en
  • USD147942S - Design for a bedstead : en
  • AU124717B2 - Improvements in or connected with telescope optical systems : en
  • FR928150A - Static process for the production of relaxation subharmonics and applications to intermittent acting electrical devices : en fr
  • US2430987A - Adhesive for use as tile cements and the like : en
  • GB594916A - Improvements in or relating to foldable devices for scraping a bowl of a tobacco pipe : en
  • FR928178A - Thread tension gauge : en fr
  • GB594785A - Improvements in or relating to mechanical razors : en
  • US2430930A - Electrohydraulic lock and temperature compensator for liquid control gears : en
  • US2431228A - Heat exchange unit : en
  • FR928203A - Hydraulic device : en fr
  • DK65880C - Process for the preparation of aminoalkyl ethers of alcohols of the aromatic-aliphatic series. : da en
  • FR928172A - Improvements to rotary seals : en fr
  • FR928185A - Electrical insulator for traction or distribution lines : en fr
  • GB594674A - Improved apparatus for investigating and recording amplitudes of multiple frequencies : en
  • FR928161A - Improvements to phonographic recordings : en fr
  • US2430882A - Knitting machine : en
  • US2430870A - Method and apparatus for testing the curvature of reflector molds : en
  • USD147894S - Brooch or similar article : en
  • AU2005845A - Improvements in packaging containers for glass bottles andother fragile articles : en
  • US2430917A - Control for synchronized pump motors : en
  • GB594787A - Improvements relating to pressure responsive valves : en
  • GB594783A - Improvements in the preparation of silicon ingots : en
  • GB594883A - Improvements in or relating to cathode ray tubes : en
  • FR928174A - Heating device : en fr
  • FR928002A - Method of constructing so-called double walls, and slabs and assembly means for this method : en fr
  • FR928173A - Electrolytic oxidation process of metals and light alloys and in particular of aluminum and its alloys : en fr
  • FR928230A - Improvement in double impregnation processes for wood and products for their application : en fr
  • GB594732A - An improved thermionic voltage regulator : en
  • GB594668A - Improvements in or relating to the manufacture of screw-shafts and to mechanisms incorporating them : en
  • GB594893A - An improved apparatus for automatic radio-direction-finding, position-finding, and landing of aircraft in weather of restricted or zero visibility : en
  • FR928086A - Continuous soap making process : en fr
  • US2431254A - Film feeding and controlling means : en
  • USD147944S - Design for a bureau : en
  • US2430883A - Cutter : en
  • US2431105A - Lock and latch : en
  • FR928020A - Method for building dwellings, devices intended for carrying out this method and dwellings obtained by this method or with the aid of these devices : en fr
  • FR928075A - Improvements to heating devices : en fr
  • GB594800A - Manufacture of acyloxy-carboxylic acids and salts thereof : en
  • FR928245A - Fuel : en fr
  • US2430953A - Process for improving the properties of polyamide fibers : en
  • DK65897C - Process for Increasing the Formability of Semi-Finished Aluminum-Copper-Magnium Alloys. : da en
  • GB594799A - Improvements in or relating to telemetering systems : en
  • US2430956A - Venting and discharge valve for tanks : en
  • US2431007A - Pumping apparatus : en
  • US2431296A - Compression testing apparatus : en
  • USD147926S - Design fob an aiglet brooch : en
  • US2430999A - Bubble forming device : en
  • US2431157A - Electron device and radiator : en
  • FR928012A - Improvements made to boxes with a hinged hinged lid : en fr
  • US2430988A - Steroid compounds and method of preparing the same : en
  • GB594818A - Improvements in or relating to olefine-polysulphide compositions : en
  • AU137457B2 - Improvements in or connected with bells for use on cycles and for other purposes : en
  • AU1592647A - Improvements in or relating tothe preparation of tertiary amino alcohols : en
  • DK65901C - Insulation device by Pipelines in the Ground for Protection against Damage, especially by Frost. : da en
  • USD147943S - Design fob a bedstead : en
  • GB594784A - Bridge construction and roadway construction : en
  • FR928015A - Improvements to machining devices comprising dies and punches : en fr
  • FR928168A - Improvements to panel heating systems : en fr
  • US2431051A - Power supply system : en
  • DK65886C - Device for automatically sending image telegrams. : da en
  • DK65883C - Cold room system with self-acting Refrigerant delivery device. : da en
  • GB594795A - Telegraph transmission system : en
  • GB594745A - A new or improved form of adjustable safety razor blade : en
  • GB594767A - Improvements in or relating to tracks for self-laying track-type vehicles : en
  • US2430861A - Gas purification method : en
  • GB594691A - Method and apparatus for flame-machining of metal bodies : en
  • FR928232A - Carburetor : en fr
  • GB594929A - Improvements relating to the formation of rolls of sliver from jute, sisal and similar long staple fibres : en
  • GB594672A - Improvements relating to photographic cameras : en
  • GB594854A - Improvements in or relating to thermostatically operated electrical switching devices : en
  • FR928066A - Process for obtaining flax fibers : en fr
  • GB594643A - Portable folding scaffold : en
  • US2431259A - Collapsible baby carriage : en
  • US2431258A - Coated abrasive article and method of manufacturing the same : en
  • FR928227A - Game : en fr
  • USD147921S - Design for a refrigerator : en
  • USD147909S - Design fob a relish tkay : en
  • AU1565247A - Manufacture of textile cones : en
  • FR928107A - Omnidirectional radio beacon : en fr
  • US2430907A - Nitrogen-substituted polyamides and process for obtaining same : en
  • US2430914A - Key with guides and movable steps for insertion at back : en
  • GB594706A - Improvements in or relating to anti-dazzle and/or fog lamps : en
  • AU1912845A - Improvements relating to the manufacture of microporous material : en
  • GB594791A - Improvements in and relating to condensation products obtained from dicyandiamide : en
  • GB594677A - Improvements in circular knitting machines : en
  • GB594646A - Improvements in or relating to directional microphones : en
  • US2431287A - Knee protector : en
  • AU2181445A - Improved oil filter : en
  • GB594928A - Improvements in or relating to pressure sensitive control means : en
  • FR928093A - Multiple indication electrical measuring and verification device : en fr
  • CA445126A - Ice maker : en fr
  • GB594829A - Apparatus for the extraction of tyres from moulds : en
  • US2431093A - Retractable landing gear : en
  • GB594817A - Improvements in and relating to the control of the injection of fuel into a compression-ignition type internal combustion engine : en
  • AU139989B2 - Improvements in or relating to surface finishing aluminium and its alloys : en
  • US2431045A - Method of winding coils : en
  • GB594635A - Method for the centrifuging of aqueous rubber dispersions : en
  • GB594736A - Improvements in and relating to electric fuses : en
  • GB594809A - A method and apparatus for making pattern mirrors and other coatings : en
  • FR928016A - Agglomeration process of fuels : en fr
  • FR928033A - Folding bed base convertible into a resting seat and vice versa : en fr
  • GB594867A - Improvements in apparatus for sorting and grading fruit or vegetables : en
  • USD147927S - Design fob a lamp base : en
  • USD147934S - Design for a cuff link : en
  • USD147906S - Design fob a game board : en
  • US2430898A - Retractable landing gear for amphibian airplanes : en
  • AU154735B2 - Thiophene substituted diamines : en
  • FR928234A - Advanced machine for strapping or tying crates and other packaging or objects : en fr
  • FR928249A - Manufacturing process for lubricating oils : en fr
  • US2430991A - Grill hone holder and guard : en
  • CA445040A - Game : en fr
  • AU2265945A - An adjustable reclining chair : en
  • FR928162A - Improvements to frames for sawtooth constructions and the like : en fr
  • US2430899A - Pivoted bender with adjustable stops : en
  • US2431013A - Threaded workpiece gauging device : en
  • CA445044A - Tubular electric heating element : en fr
  • CA445101A - Strand winding apparatus : en fr
  • US2431153A - Electronic device : en
  • AU125987B2 - Diversity reception of frequency modulated signals : en
  • US2431150A - Pigtail thread guide : en
  • US2431235A - Tree trimming and pruning saw : en
  • GB594709A - Improvements in or relating to electric wave filters : en
  • GB594749A - Improvements in or relating to front forks for cycles and motor cycles : en
  • US2430922A - Method of making bodies of cork : en
  • US2431290A - Control gearing and lever : en
  • FR928114A - Electric heater for central heating radiators and other applications : en fr
  • FR928117A - Improvements to climbing bags : en fr
  • AU2351545A - Buffers for railway cars : en
  • FR928083A - Process for the production of ketonic acids of the bile series : en fr
  • GB594820A - Steering mechanism for tractors and other mechanically propelled vehicles : en
  • CA445090A - Electrolytic cell : en fr
  • US2431023A - Multiple contact electric switch : en
  • AU1590747A - A process forthe removal of delta isomer from benzene hexachloride : en
  • AU140192B2 - Improvements in fuel feed and power control device for gas turbine jet engine andthe like : en
  • US2431275A - Clutch control device : en
  • CA445137A - Electrical circuit : en fr
  • USD147902S - Design for a stand : en
  • USD147939S - Lamp casing or similar article : en
  • AU1739344A - Improved process of producing blankets, blanket material, felt substi-tutes and carpet material of jute : en
  • CA445122A - Wrapping machine : en fr
  • AU2431145A - Improvements in or relating to method and apparatus for storing acetylene andthe like : en
  • FR928044A - Rail joints : en fr
  • FR928108A - Radio-bounding of an aerial route : en fr
  • AU1890545A - A device to prevent rabbits after egress from burrows from reentering thesame : en
  • CA445139A - Frequency modulation detector circuit : en fr
  • GB594790A - Improvements in liquid actuated friction clutches : en
  • US2431094A - Hydraulic system : en
  • US2430902A - Indicating device for remotecontrol systems : en
  • US2431052A - Infant feeding bib assembly : en
  • US2431169A - Reflector skullcap : en
  • US2431056A - Gas impervious fabric : en
  • GB594771A - Improvements in or relating to metal removing tool or cutting tool or tool blade : en
  • AU126030B2 - Improvements in or relating to method and apparatus for storing acetylene andthe like : en
  • USD147892S - Design for a door pull : en
  • US2431053A - Collar attachment : en
  • AU126015B2 - Improved dispensing device : en
  • US2431042A - Process for obtaining clear films from ethylene polymers : en
  • US2431208A - Support wire inserting apparatus : en
  • USD147887S - Design for a pin : en
  • AU138796B2 - Apparatus for producing pipes : en
  • FR928084A - Method and device for handling loads and more particularly boxes or other containers : en fr
  • US2431218A - Patterning mechanism of knitting machines : en
  • FR928222A - Household appliance forming both cooker, colander and grinder : en fr
  • GB594642A - Improvements in or relating to counting means comprising electronic devices : en
  • AU1574847A - Improvements in or relating to slidable devices : en
  • CA445119A - Preparation of therapeutically useful heterocyclic compounds : en fr
  • GB594924A - Improvements in or relating to compressors : en
  • US2431223A - Heteropolar inductor alternator : en
  • AU142142B2 - Improvements in or relating to light-current contact making electromagnetic relays : en
  • AU815046A - Improvements relating tothe recovery of bitumen and fibres from bitumenized paper andthe like product : en
  • AU2129945A - Improved means for operating pulsators of milking machines : en
  • GB594775A - Improvements in thermal regulators for electrical heating apparatus : en
  • FR928139A - Improvements to shapes and closure devices for containers : en fr
  • FR928164A - Process for assembling panels or similar elements, devices for implementing this process and objects obtained according to this process or using these devices : en fr
  • US2430867A - Granular n-substituted polyamides : en
  • FR928127A - Method and devices for the transport of perishable foodstuffs : en fr
  • FR928036A - Improvements in radio receivers, phonographs and the like : en fr
  • CA445132A - Colour television system : en fr
  • US2431278A - Method of making ice in small pieces : en
  • US2431086A - Artificial tooth : en
  • US2431102A - Method of centrifugally forming asymmetric plastic sheets : en
  • FR928019A - Scoring device and points counter for bridge game : en fr
  • FR928205A - Process for the preparation of magnesian cement and applications : en fr
  • GB594913A - Improvements in and relating to spray gun tips and the like : en
  • US2431014A - Gauging device : en
  • USD147929S - Design for a lamp : en
  • AU1519347A - Projection cathode ray tubes : en
  • FR928176A - Diaphragm for dynamic loudspeakers : en fr
  • GB594764A - Improvements in free piston type internal combustion compressors : en
  • US2431246A - Domestic washing machine for clothes, dishes, and the like : en
  • US2431156A - Mechanically actuated fine point eraser : en
  • US2431041A - Mechanism for developing printed materials : en
  • FR928087A - Method of treating oils with a gaseous fluid and apparatus for its implementation : en fr
  • FR928088A - Locking device for extension ladder : en fr
  • FR928034A - Protective cabin for manipulators carrying out hazardous operations : en fr
  • US2430901A - Pilot door latch and operating means : en
  • US2431209A - Glove stretcher : en
  • US2431127A - Process of treating cashew nut shell liquid : en
  • US2431062A - Derailment safety guard : en
  • US2431204A - Circular knit hosiery and method of making same : en
  • GB594813A - An arrangement of electric contacts on a bi-metal thermostat : en
  • GB594721A - Improvements in sliding door gear : en
  • US2431063A - Bean sprouting method and kit : en
  • US2431289A - Toy kite : en
  • USD147901S - Design fob a fish bait : en
  • GB594663A - Improved apparatus for raising natural oils and other liquids by gaseous pressure : en
  • GB594731A - Pillion seat for cycles : en
  • US2431197A - Rotary type snap action electric switch : en
  • USD147886S - Design for a bracelet : en
  • FR928171A - Process for extracting the content of plant cells for the manufacture of energetic food products and products obtained : en fr
  • FR928157A - Construction game : en fr
  • USD147910S - Knutson picture projector housing : en
  • FR928202A - Improved regulator and contactor device applicable, more particularly, to dynamos of vehicle electrical equipment : en fr
  • US2431069A - Bearing clip for offset printing rollers : en
  • US2431107A - Safety release clutch : en
  • US2430981A - Method of stabilizing sulfur and sulfur compounds in crude petroleum : en
  • US2431274A - Method and apparatus for mixing and rendering plastic pulverulent materials : en
  • US2430890A - Heating and air-conditioning system : en
  • GB594811A - Improvements in the arrangements of manually operated valves for flame cutters : en
  • GB594859A - Improvements in or relating to riveting : en
  • GB594757A - Improvements in free piston type internal combustion compressors : en
  • US2431173A - Apparatus for stretch-shaping metal blanks to conform to convex curved dies : en
  • US2430984A - Portable tool : en
  • US2431006A - Pressure operated resistor : en
  • US2430862A - Scope : en
  • AU137761B2 - Improvements in orrelating to clutches, brakes and like friction couplings : en
  • AU132933B2 - Improved water sprinkler : en
  • AU140468B2 - Improvements in or relating to photographic film assemblages and magazines therefor : en
  • FR928089A - Advanced water heater : en fr
  • GB594830A - Improvements in or relating to plastic compositions based on polyvinyl acetals : en
  • GB594696A - Improvements in or relating to photographic shutters : en
  • FR928239A - Improvement in hydraulic type variable speed drives : en fr
  • FR928045A - Process for the production of magnesite binder building materials : en fr
  • USD147924S - Design fob an andiron : en
  • FR928228A - Method for tightening collet chucks and devices for implementing this method : en fr
  • AU1017947A - Improvements in and relating to collapsible bedsteads : en
  • US2430858A - Foam inhibited oil : en
  • USD147912S - Design fok a bottle : en
  • AU1513447A - Improvements in or relating to timing devices : en
  • CA445095A - Aromatic compound production : en fr
  • AU126017B2 - Improvements in or relating to the decarburising of carbon-containing iron or iron alloy castings : en
  • US2431134A - Adjustable swing bracket : en
  • AU1513247A - Improvements in or relating tothe recording of telegraphic signals : en
  • AU1580847A - Improvements in or relating to apparatus for use in electroplating metal wire, strip, sheeting or sections : en
  • AU1511147A - Improvements in and relating to conveyors : en
  • USD147907S - Design for a bracelet or similar article : en
  • US2430931A - Laminated fuel tank : en
  • US2430961A - Mechanical device for locking together the matching surfaces of prefabricated panels : en
  • AU2211545A - Improved time limit cooker : en
  • AU137249B2 - A rotary cylinder dryer : en
  • US2431057A - Blowdown device : en
  • US2431186A - Electric iron : en
  • CA445068A - X-ray cassette : en fr
  • AU126022B2 - Improved arrangement ofa Thermocouple for use in connection with high frequency electric heating apparatus : en
  • AU133869B2 - Improvements in combination articles of furniture : en
  • US2430860A - Polyamide-formaldehyde reactions and products thereof : en
  • GB594881A - Improvements in container filling apparatus : en
  • US2431272A - Self-locking equalizing drive : en
  • USD147893S - Design fok a water pistol : en
  • GB594761A - Improvements in or relating to domestic articles of furniture : en
  • GB594637A - Improvements in and relating to rotary cleaning tools for dishes, pots and the like : en
  • CA445071A - Waste disposal unit : en fr
  • AU1581547A - An improved catamenial tampon : en
  • AU136321B2 - Improvements In signal or smoke rockets : en
  • DK65903C - Operating lever which cooperates with a flexible traction member, in particular for use in gear shifting on bicycles. : da en
  • FR928130A - Stretcher : en fr
  • AU137242B2 - Improvements in or connected with mining machines : en
  • AU1587447A - A rotary cylinder dryer : en
  • CA445158A - Synthetic rubber compounding and vulcanization : en fr
  • AU125986B2 - Improvements in or relating to course indicating instruments : en
  • AU126010B2 - Laminated articles comprising both glass and polymethyl methacrylate and process for making same : en
  • AU138735B2 - Improvements in and relating to printing : en
  • AU139728B2 - Improvements in telephone transmission systems : en
  • US2431238A - Process of locking flat members to bodies : en
  • AU126031B2 - Fluid flow Meters : en
  • GB594748A - A child's swing : en
  • US2430985A - Quick release mechanism : en
  • FR928071A - Process for achieving relief vision using images : en fr
  • GB594776A - Improvements in or relating to electric discharge devices for use as radiation detectors : en
  • GB594634A - Improvements in or relating to electrical apparatus for detecting the presence of moving objects : en
  • CA445129A - Television synchronizing signal impulse generator : en fr
  • IE18032L - Polymeric ester filaments and films : en
  • FR928196A - Improvements in the construction of centrifugal pumps : en fr
  • GB594851A - Improvements in and relating to hydraulic servo-mechanism for actuating the flying control surfaces of aircraft : en
  • US2431028A - Stabilized cyclized rubber compositions and sheet wrapping material coated therewith : en
  • US2431162A - Photoflash lamp : en
  • FI22583A - Training pliers : en fi
  • GB594689A - Power transmission apparatus : en
  • CA445152A - Spray gun : en fr
  • US2430975A - Means for recording moving objects : en
  • US2430933A - Thermosetting adhesives : en
  • CA445111A - Generator regulation system : en fr
  • GB594869A - Improvements in or relating to holders for electrodes used in electric arc welding : en
  • AU126002B2 - Improvements in or relating to controlled heat treatment of Carbon bodies : en
  • CA445075A - Hatchway and cover : en fr
  • US2431091A - Multicolored electric flashlight : en
  • AU139423B2 - Improvements in or relating to vapour generators particularly steam generators : en
  • US2431147A - Switch construction : en
  • USD147903S - Design for a jewelry box : en
  • US2431251A - Anion exchange resin prepared with urea, paraformaldehyde, and aniline hydrochloride and process of removing acids from liquids therewith : en
  • FR928069A - Improvement in grinding, milling or drilling devices : en fr
  • GB594930A - Improvements in or relating to the manufacture of compound fabrics : en
  • US2431190A - Diazotype prints with hydroxy pyridone couplers : en
  • US2431115A - Color television system : en
  • US2431256A - Proteinaceous foam-stabilizing composition and the preparation thereof : en
  • GB594683A - Improvements in means for controlling rotary movement of shafts : en
  • CA445080A - Ignition apparatus : en fr
  • GB594697A - Alkamine esters of 1-alkylpyrrole-3,4-dicarboxylic acids : en
  • IE17971L - Operating welders, arc lamps, etc. : en
  • GB594904A - Improved power transmission coupling : en
  • GB594655A - Improvements in and relating to electrical apparatus containing halogenated hydrocarbons : en
  • GB594919A - Improvements relating to thermionic valve amplifiers : en
  • FR928078A - Reinforcements for shoes, hard toes and buttresses : en fr
  • GB594774A - Radio receiver systems : en
  • AU138428B2 - Improvements in or relating to retarding mechanisms : en
  • AU883046A - Improvements in combination articles of furniture : en
  • US2431011A - Corrosive inhibited additive for mineral lubricating oil composition : en
  • GB594824A - Improvements in or relating to machines for grinding hobs : en
  • FR928250A - Oil shale treatment process : en fr
  • GB594651A - Improved manufacture of laminated articles such as transparent sheets, prisms and lenses : en
  • FR928073A - Tungsten electrode photocell : en fr
  • GB594705A - Improvements in or relating to pneumatic floats for ambulance stretchers and the like : en
  • DK65908C - Illusion device, designed as an Airplane cabin. : da en
  • FR928060A - Speed modulated tube resonator : en fr
  • GB594876A - Improvements in or relating to gun carriages : en
  • GB594779A - Weighing scales : en
  • GB594789A - Improvements in or relating to industrial trucks : en
  • CA445143A - Frequency modulation detector : en fr
  • FR928048A - Fork and spoon holder : en fr
  • US2430910A - Process for obtaining n-alkoxymethyl polyamides : en
  • DK65905C - Bottle closure, in particular of the Crown-Cork Type. : da en
  • GB594917A - Process for the manufacture of tempered glass : en
  • US2431096A - Lifting truck : en
  • AU1518547A - Improvements in or connected with bells for use on cycles and for other purposes : en
  • FR928054A - Tank, especially for hydrocarbons : en fr
  • GB594842A - Improvements in or relating to a windshield cleaner : en
  • US2430971A - Toy acrobat : en
  • AU140014B2 - Improvements, in or relating to projectiles : en
  • AU133171B2 - An improved tennis or like playball and method of manufacture : en
  • CA445134A - Television transmitting system : en fr
  • AU2041845A - Improvements in or relating to controlled heat treatment of Carbon bodies : en
  • GB594751A - Improvements in or relating to spray nozzles for descaling purposes : en
  • CA445083A - Current-limiting fuse : en fr
  • FR928152A - Inverter : en fr
  • CA445051A - Wrist-watch band fastener : en fr
  • AU1511547A - Apparatus for producing pipes : en
  • US2430851A - Device for examining the anterior chamber of the eye : en
  • US2431161A - Garbage cutting and flushing device : en
  • USD147935S - Design for a chair : en
  • CA445056A - Stocking treatment : en fr
  • CA445042A - Sling forming means : en fr
  • AU148284B2 - Improvements in and relating to ion-exchange plants : en
  • AU1511747A - Improvements in prop-withdrawing apparatus for use in mines : en
  • CA445151A - Ammonia recovery : en fr
  • CA445048A - Orthopedic joint : en fr
  • US2430906A - Trailer front wheel and steering device : en
  • US2430929A - Arc lamp regulating circuit : en
  • CA445096A - Sliver condensing method : en fr
  • US2431128A - Three-phase transformer : en
  • AU132957B2 - A device to prevent rabbits after egress from burrows from reentering thesame : en
  • USD147900S - Portable adjustable lamp or similar article : en
  • FR928080A - Capacitor and index control for radio devices : en fr
  • GB594923A - Improvements in and relating to stirring devices for chemical apparatus : en
  • AU1575647A - Elements and accessories of powerplants : en
  • AU1585547A - Improvements in or relating to retarding mechanisms : en
  • AU1931445A - Television signal generator : en
  • CA445064A - Reservoir construction for hydraulic apparatus : en fr
  • DK65884C - Procedure for Melting and Refining Magnifiers in a Duplex Procedure. : da en
  • CA445046A - Printing telegraph transmission and reception system : en fr
  • CA445050A - Picture mount : en fr
  • US2431222A - Circuit breaker : en
  • FR928104A - Improvements made to hunting bags : en fr
  • CA445153A - Flexible sleeve for rubbing machine : en fr
  • AU1512247A - Improvements in or relating to mathods and apparatus for treating water : en
  • US2430896A - Rocket stabilizing fins : en
  • US2431136A - Electric discharge device : en
  • USD147920S - Dispenser for insecticides or the like : en
  • FR928040A - Rotary sprinkler improvements : en fr
  • FR928216A - High Frequency Inductance Switching Scheme : en fr
  • GB594728A - Improvements relating to fuel burners : en
  • AU1583147A - Improvements in or relating to surface finishing aluminium and its alloys : en
  • US2431060A - Petroleum product cracking apparatus : en
  • AU129162B2 - Improvements in and relating to rocking seats known as rockaways : en
  • FR928113A - Improvements made to devices with double pistons, used for the delivery of a gaseous or liquid fluid : en fr
  • FR928163A - Apparatus for spraying powdered products, in particular insecticide products : en fr
  • GB594861A - Improvements in or relating to machines for making continuous cigarette rods : en
  • AU139885B2 - Improvements in or relating to oil burners : en
  • US2431034A - Brick or block molding machine : en
  • AU133570B2 - Improvements in or relating to writing instruments : en
  • US2430873A - Packing and sealing strip for panel members : en
  • US2430940A - Bomb release : en
  • US2430979A - Catalytic isomerization of paraffinic hydrocarbons : en
  • AU2051445A - Improvements in Fire extinguishing foam tube and spray head : en
  • US2431054A - Crankshaft grinding machine : en
  • US2430893A - Automatic cut-out for motionpicture projecting machines : en
  • AU1592547A - Improvements in fuel feed and power control device for gas turbine jet engine andthe like : en
  • GB594656A - Method of and apparatus for inserting catamenial devices into aplicators : en
  • GB594874A - Improvements in or relating to apparatus for the canning of foodstuffs : en
  • GB594835A - Method for the preparation of wood pulp : en
  • GB594808A - Improvements in or relating to chucks : en
  • FR928101A - Sealing device for annular pistons : en fr
  • FR928072A - Process for preparing silicon heating resistors and resulting products : en fr
  • GB594742A - Improvements in and relating to the capping of serum and like vials and bottles : en
  • GB594906A - Electro-magnetic friction clutch : en
  • AU2370345A - Improvements in and relating to wrenches : en
  • GB594865A - Improvements in and relating to actuating mechanism for electric motor speed controllers : en
  • IE18226L - Autoclaves for devulcanising rubber : en
  • FR928097A - Improvements to the control of machine tool tables and the like : en fr
  • GB594726A - Improvements in or relating to enamels or glazes for earthenware : en
  • GB594794A - Improvements in or relating to the starting of internal combustion engines : en
  • US2430974A - Door pull and stop : en
  • FR928077A - Gasoline lighter : en fr
  • US2431253A - Meat mold : en
  • GB594777A - Improvements in or relating to non-slip surfaces for application to floors, decks, stairs or the like : en
  • GB594661A - Improvements in alarum devices : en
  • GB594768A - Improvements in radio antenna systems : en
  • AU129069B2 - Frequency modulation demodulator : en
  • CA445094A - Organic condensation method : en fr
  • FR928165A - Grinding wheel dressing machine : en fr
  • FR928132A - Multi-leaf calendar enhancements : en fr
  • GB594926A - Improvements in or relating to the manufacture of vinyl cyanide : en
  • FR928103A - Multimine mechanical pencil with multi-branch point clamp : en fr
  • FR928188A - Method and cleaning device used for the recovery of drops of all liquids from bottles of glassware, household accessories or other : en fr
  • GB594862A - Improvement in electromagnetic vibratory interrupters : en
  • GB594921A - Improvements in or relating to friction clutches : en
  • US2431180A - Plucking instrument : en
  • US2430954A - Bleeding mechanism for hydraulic brakes : en
  • US2431139A - Magnetron : en
  • CA445072A - Sawing machine : en fr
  • FR928143A - Calorie recuperator : en fr
  • FR928235A - Improvement in metal sockets : en fr
  • US2431288A - Metal skimming ladle : en
  • US2431097A - Electron discharge device : en
  • US2431033A - Ornamenting machine for shoe uppers : en
  • US2431270A - Hair cutting appliance : en
  • AU1517047A - Improvements in orrelating to clutches, brakes and like friction couplings : en
  • CA445088A - Heater for tobacco kilns : en fr
  • AU126000B2 - Improvements in Yarn Feeding Device : en
  • US2431024A - Statistical machine controlled by colored photographic film : en
  • AU125997B2 - Improvements in and relating to automotive vehicles : en
  • GB594863A - An industrial progress indicator : en
  • DK65910C - Means for Improving the Mechanical Properties of Mortar and Concrete. : da en
  • GB594810A - Improvements in and relating to pressing irons : en
  • FR928082A - Improvements made to knitting needles with a view to adapting them to multiple uses, in particular as small needles, crochet, lace holder, stitch holder, etc. : en fr
  • GB594686A - Improvements in or relating to rubber-like compositions and methods of making same : en
  • GB594802A - Improvements in and relating to titanium dioxide dielectric materials : en
  • US2431145A - Electric motor control system for locomotives : en
  • US2430869A - Roadable airplane : en
  • FR928005A - Improvements to toy swings : en fr
  • FR928094A - Insecticidal paper : en fr
  • FR928125A - Milk box that can be used as an anti-overflow kettle : en fr
  • FR928244A - High constant fluid dielectric high frequency variable capacitor capacitor : en fr
  • FR928221A - Process for cleaning mechanical parts or assemblies, and installation allowing the implementation : en fr
  • DK65913C - Device for Containers for Dusty Goods. : da en
  • US2431291A - Camber correction tool : en
  • GB594812A - Improvements in worktables of flame-cutting, welding and other machines : en
  • FR928144A - Pedal navigation machine : en fr
  • FR928053A - Process and installation for the conservation and handling of wines and other liquids : en fr
  • GB594905A - Improvements in and relating to food tendering machines : en
  • GB594699A - Improvements in methods of producing surface conversion coatings on zinc : en
  • FR928191A - Improvements to gas shutter control devices in pilot-operated water heaters : en fr
  • GB594908A - Improvements relating to resilient devices of the rubber compression type : en
  • US2431203A - Bandage for the tip and nail area of the finger : en
  • DK65909C - PROCEDURE FOR MANUFACTURING FIREPLACE STARS OF FLAMMABLE, SPARK-FLAMMABLE MIXTURES, BY WHICH THE MIXTURES ARE PRESSED TO STICKS : da en
  • US2430888A - Primer : en
  • US2431126A - Metalworking machine : en
  • GB594894A - Improvements in or relating to method and means for exterminating animals : en
  • BE473447A - : en
  • AU126027B2 - Improved means for operating pulsators of milking machines : en
  • AU1304144A - Improvements in or connected with telescope optical systems : en
  • US2430935A - Switch operating mechanism : en
  • CA445124A - Plastic material applying machine : en fr
  • US2431074A - Dough working process : en
  • AU137758B2 - Improvements in or relating to mathods and apparatus for treating water : en
  • AU815446A - Improvements in telephone transmission systems : en
  • AU143857B2 - Improvements relating to frequency modulation systems : en
  • US2431175A - Pump structure : en
  • US2431201A - Drying of porous masses : en
  • US2431003A - Direct action shutter control with surge pressure protector : en
  • US2431133A - Railroad tie : en
  • DK65885C - Clamps for use in applying bandages to pieces of wood, especially railway sleepers. : da en
  • US2431148A - Finishing of wood : en
  • US2431277A - Metal-glass joint : en
  • US2431174A - Mold dumping apparatus : en
  • US2430905A - Crashproof liquid confining receptacle : en
  • USD147918S - Jewelry pin or similar article : en
  • US2431048A - Mold press : en
  • GB594922A - Improvements relating to couplings for electric cables : en
  • US2431100A - Templet for pipe systems : en
  • US2431075A - Production of chromium hydroxide : en
  • US2431226A - Low-pressure gap device : en
  • US2430921A - Method of making hose couplings : en
  • US2430932A - Sewing machine : en
  • FR928100A - Process for manufacturing products comprising incorporated carrot juice, in particular cosmetic products, and products obtained by this process : en fr
  • FR928142A - Alpine nail : en fr
  • USRE22936E - Dishwashing machine : en
  • FR928063A - Means of protecting motor vehicles against theft and installations comprising the application of these means : en fr
  • GB594827A - Improvements relating to control mechanism for fluid pumps and compressors : en
  • FR928115A - Toothbrush enhancements : en fr
  • DK65914C - Pliers for Extracting Nails. : da en
  • GB594826A - Improvements in or relating to apparatus for use in the canning of food-stuffs : en
  • GB594853A - Improvements in or relating to steeping-presses for the manufacture of viscose : en
  • GB594770A - Improvements in or relating to electric motors of the oscillating armature type : en
  • US2430904A - Rectifying installation comprising blocking-layer cells : en
  • US2431163A - Preparation of clarified sugar solutions : en
  • US2431241A - Stall warning indicating apparatus : en
  • FR928199A - Alternator for cycles : en fr
  • GB594701A - Tuned electrical circuits : en
  • US2431077A - Cathode-ray tube with revolving magnets and adjustable sleeve : en
  • AU135911B2 - Improvements in or relating to doorlocks : en
  • AU1585847A - Method of adhesively uniting materials adhesives therefor, aswell as articles united therewith : en
  • US2431037A - Synchronizing signal separating circuit : en
  • US2431080A - Method and apparatus for combining alternating- and direct-current voltages : en
  • US2431064A - Method of producing hollow propeller blade constructions : en
  • US2431298A - Machine for reciprocating and rotating churn dashers : en
  • AU1582347A - Improvements in or relating to vapour generators particularly steam generators : en
  • US2431112A - One-arm drive for wheel chairs : en
  • US2431261A - Rectifier protective circuits : en
  • FR928141A - Theft protection device, in particular for automobile wheels : en fr
  • AU141802B2 - Improvements relating to frequency shift telegraphy : en
  • AU1587647A - Aliquid filter, method of making same and refrigeration system embodying said filter : en
  • AU143615B2 - Improvements in or relating to electron discharge devices : en
  • FR928226A - Pump : en fr
  • AU126011B2 - Improvements in and relating to gas governors : en
  • AU140902B2 - Improvements in and relating tothe bonding of textile rayon yarns to rubber with phenol-aldehyde type resin : en
  • AU1581347A - Improvements in or relating to the manufacture of a-substituted formylaminomalonic esters and a-amino carboxylic acids derived therefrom : en
  • US2431257A - Controlling motion by means of voltage as applied to gunnery trainers : en
  • FR928224A - Multiple key safety lock device : en fr
  • AU2209045A - Improved dispensing device : en
  • CA445047A - Centrifuge : en fr
  • FR928243A - Signaling system between remote telephone offices or analogues : en fr
  • GB594814A - Improvements in the manufacture of mixed esters of poly-hydroxy compounds : en
  • FR928181A - Heel hinge, allowing bending only in one direction : en fr
  • US2431279A - Machine for applying necks to collapsible tubes : en
  • US2431286A - Pressure operated circuit breaker : en
  • GB594815A - Method and machine for cutting openings in ribbons or strips of metal or other material : en
  • FR928061A - Microwave tube with electron array by speed modulation and selection : en fr
  • CA445057A - Stocking treatment : en fr
  • US2431072A - Railway car truck structure : en
  • US2431210A - Valve assembly for hydraulic braking systems : en
  • US2430989A - Mechanism for controlling welding current : en
  • DK65900C - Close to containers for pressurized liquids or gases, especially for heat exchangers. : da en
  • FR928112A - Quick-fit auxiliary motor for general cycles : en fr
  • AU139394B2 - Improvements in or relating to valve structures : en
  • CA445106A - Hair curler : en fr
  • CA445149A - Cyclic ketone preparation : en fr
  • CA445135A - Electrical circuit : en fr
  • AU1511847A - Improvements in or connected with mining machines : en
  • US2431194A - Hay sling : en
  • US2431263A - Retaining means for toilet seat covers : en
  • US2431183A - Burial vault : en
  • US2431109A - Blowtorch with vertical retort : en
  • CA445055A - Water goggles : en fr
  • US2431000A - Transporting vehicle with conveyor for unloading : en
  • US2431046A - Cultivator : en
  • US2431061A - Lifeboat : en
  • US2431234A - Automatic sonic measuring means : en
  • USD147940S - Design for a cooking stove : en
  • US2430913A - Right and left hand lock with extendible keyway : en
  • GB594684A - Improvements in step ladders : en
  • AU127822B2 - An adjustable reclining chair : en
  • AU131901B2 - Improvements in and relating to collapsible bedsteads : en
  • AU138734B2 - Improvements in or relating to grounded grid amplifier and like arrangements : en
  • US2431116A - Dry battery casing : en
  • CA445118A - Preparation of therapeutically useful hetero-cyclic compounds : en fr
  • US2431243A - Conversion of hydrocarbon oils : en
  • AU140273B2 - Improvements in or relating to valve structures : en
  • USD147946S - Design for a bureau : en
  • US2431015A - Ink reservoir pen : en
  • USD147922S - Design for a refrigerator : en
  • AU139706B2 - Improvements in and relating to conveyors : en
  • GB594857A - Protective control system for internal combustion engines : en
  • US2431009A - Foam control in brown stock washing : en
  • GB594715A - Improvements in or relating to door-closing devices : en
  • FR928146A - Quick pulley support : en fr
  • FR928217A - System and method for drying or heat treatment : en fr
  • GB594772A - Improvements in or relating to the manufacture of electric condensers : en
  • USD147915S - Design for a jewelry pin or similar article : en
  • US2430994A - Method of coating lenses : en
  • US2431160A - Welt turning mechanism and method of turning welts : en
  • DK65894C - Procedure and Installation for Collection of Wooden Boxes. : da en
  • FR928122A - Self-locking screw : en fr
  • GB594743A - Improvements in or relating to containers : en
  • AU1846045A - t Improvements in or relating to Sparking-Plugs : en
  • US2431245A - Landing gear for trailers and the like : en
  • AU1565447A - Improvements relating to grease guns or compressors and like lubricant dispensing devices : en
  • AU2011045A - Improvements in or relating tothe treatment ofa copper surface to prevent molten metal adhering thereto : en
  • AU126006B2 - Improvements in or relating to circuit and starter for electric discharge devices : en
  • AU133903B2 - Radio direction indicating systems : en
  • DK65889C - Apparatus with a discharge tube sensitive to space charge variations. : da en
  • GB594801A - Improvements in aeroplane controls : en
  • US2430960A - Refrigeration system including evaporator defrosting means : en
  • US2431070A - Pump : en
  • US2431202A - Self-dispersing methylolstear-amides : en
  • AU1933045A - Improved centre scribing tool : en
  • CA445079A - Electrical signalling system : en fr
  • US2431239A - Journal box for railway cars : en
  • US2431141A - Capsulating machine : en
  • FR928120A - Hydraulic circuit filling and air purging device : en fr
  • GB594888A - Pulse generating system : en
  • US2430876A - Method of and apparatus for testing the hardness of materials : en
  • US2431078A - Vinyl resin suspensions : en
  • AU2269345A - Torque preselecting mechanism : en
  • AU1585947A - Improvements In signal or smoke rockets : en
  • US2430892A - Rod wrapping device : en
  • USD147908S - Design fob a bracelet ob similar aeticle : en
  • AU139134B2 - Improvements in or relating to adhesives for securing nonmetallic friction material tothe metallic backings of friction elements : en
  • US2431198A - Base structure for miniature electron tubes : en
  • GB594839A - Improvements in or relating to inflatable load-supporting articles such as furniture,mattresses and upholstery : en
  • US2431224A - Preparation of polyallyl alcohol : en
  • US2430959A - Window drapery construction : en
  • AU134593B2 - A tide-operated power generating apparatus : en
  • AU1515644A - An apparatus and process for the manufacture fo industrial and power gases : en
  • US2431265A - Machine for transferring bottles from a carrier swingable in an arcuate vertical path to a vertically oscillatory receptacle carrying member : en
  • US2431082A - Manhole adapter : en
  • CA445099A - Vapor phase synthesis of fluorohydrocarbons : en fr
  • AU133714B2 - High Frequency Switch : en
  • AU828846A - Improved water sprinkler : en
  • CA445148A - Poly-olefinic ether treatment : en fr
  • AU1578647A - Improvements in or relating to valve structures : en
  • AU139496B2 - Method of adhesively uniting materials adhesives therefor, aswell as articles united therewith : en
  • CA445157A - Synthetic rubber compounding and vulcanization : en fr
  • GB594741A - Improvements in and relating to the manufacture of fluorescent lamps : en
  • CA445084A - Self-pulsing oscillator : en fr
  • US2430969A - Process and apparatus for orienting crystals : en
  • US2431067A - Dynamoelectric machine : en
  • US2431083A - Electric valve converting system : en
  • DK65902C - Pipe mill for fine grinding. : da en
  • FR928225A - House and its construction process : en fr
  • GB594669A - Improvements in or connected with conveyors of the scraper chain type : en
  • AU1575347A - Improvements in or relating to apparatus for grinding or polishing flat glass : en
  • AU2420445A - Playing toy : en
  • AU140250B2 - Elements and accessories of powerplants : en
  • AU126009B2 - Improvements in centrifugal hydro-extractors : en
  • FR928177A - Heating device with radiant forced hot air production : en fr
  • US2430886A - Electrical selector switching apparatus : en
  • US2430978A - Modulation limiter : en
  • US2431098A - Mechanical movement : en
  • AU126023B2 - Improvements in or relating to Electric Switches : en
  • FR928023A - Crop accelerator and its method of use : en fr
  • AU1575447A - Fluid mixing valve : en
  • USD147919S - Design for a jewelry pin or similar article : en
  • AU131595B2 - Improvements intwo-speed gears : en
  • AU1584547A - End-on phototube : en
  • AU1887545A - Improvements in or relating to regulating mechanisms forthe control ofa turbo-supercharger : en
  • AU127642B2 - Improvements in or relating to regulating mechanisms forthe control ofa turbo-supercharger : en
  • GB594734A - Improvements relating to electrical time switches : en
  • US2430936A - Friction facing for cone brakes : en
  • US2431049A - Condiment dispenser : en
  • FR928160A - Improvements to processes for the establishment of walls and partitions : en fr
  • GB594816A - Process for the production of substituted 3-amino-1-nitrobenzenes : en
  • GB594744A - Improvements in parachutes : en
  • FR928206A - Manufacture of plastered fabrics : en fr
  • GB594750A - Improved mining apparatus : en
  • CA445154A - Antifriction bearing : en fr
  • FR928236A - Compressed air motor, single or double acting, for oscillating passages : en fr
  • GB594852A - Improvements in and relating to radial cylinder reciprocating pumps and hydraulic mechanism incorporating such pumps : en
  • CA445062A - Turn-down shirt collar : en fr
  • AU1588847A - Improvements in or relating tothe mounting of electrical components : en
  • AU1976745A - Improvements in Yarn Feeding Device : en
  • CA445039A - Earring : en fr
  • GB594781A - Improved method of and means for heating articles in a high frequency electric field : en
  • FR928018A - Improvements to sedimentation devices for particle size analysis : en fr
  • GB594752A - Improvements in or relating to the metallisation of ceramics or like articles : en
  • FR928187A - New plaster and its manufacturing process : en fr
  • GB594880A - Oscillograph apparatus for observing recurring electric pulses : en
  • GB594720A - Combination of devices for playing a table game : en
  • FR928010A - Process for the extraction of metals and metalloids by the action of methane on various ores : en fr
  • FR928241A - Drafting tool holder : en fr
  • GB594920A - Improved method of repairing pneumatic tire casings : en
  • FR928166A - Manufacturing process of wooden plates for fixing electrical devices : en fr
  • USD147928S - Design for a belt : en
  • GB594688A - Processing apparatus for photographic material : en
  • GB594796A - Method for obtaining a product that may be used for causing rubber to adhere to another material : en
  • FR928136A - Light board : en fr
  • IE17741L - Apparatus for operating devices having negative resistance¹characteristics. : en
  • US2430920A - Electrically heated tool for uniting sheet material : en
  • GB594725A - A puzzle of recreational or educational character : en
  • GB594786A - Improvements in scanning assemblies : en
  • FR928237A - Optical device for spectrographs, spectroscopes and others : en fr
  • FR928240A - Improvement in shock absorbers : en fr
  • FR928231A - anti-glare screen : en fr
  • US2431242A - Alternating current motor control : en
  • GB594667A - Improvements in or relating to the regeneration of catalyst particles : en
  • US2431249A - Securing projections to rotors : en
  • CA445098A - Synchronizing generator : en fr
  • GB594847A - Improvements in electric switches adapted to be tripped open : en
  • US2431292A - Hook lubrication for sewing machines : en
  • AU2309845A - Improvements in or relating to Electric Switches : en
  • FR928074A - Improvement in the assembly of pan tails : en fr
  • FR928148A - Fast switching devices in automatic telephone systems or the like : en fr
  • GB594675A - Improvements in sockets adapted to co-operate with two-pin lamp caps : en
  • GB594737A - Improvements in the manufacture of refrigerator cabinets : en
  • GB594934A - Improvements in or relating to cover-plates for electric switches, socket-outlets and like fixtures : en
  • GB594694A - Weft feed attachments for shuttleless looms : en
  • US2430854A - Propeller blade : en
  • US2431017A - Record card : en
  • AU379246A - Compensating device : en
  • US2431022A - Telephone transmitter : en
  • US2430983A - Seismic amplifying system : en
  • US2431124A - Antenna : en
  • GB594671A - Improvements in or relating to refractory molds : en
  • GB594658A - Improvements in and relating to phasemeters : en
  • GB594848A - Slip lasted shoe with tucked in heel cover : en
  • GB594653A - Improvements in or relating to the production of granular or globular polymerisationproducts : en
  • GB594935A - Improvements in dish covers : en
  • FR928211A - Cable-operated brake on bicycle rim : en fr
  • GB594740A - Improvements relating to plunger-operated electric switches : en
  • DK65906C - Screw pencil and method of its manufacture. : da en
  • FR928007A - Elastic shock absorbing insulator for electrical devices : en fr
  • GB594879A - Improvements in or relating to motor fuels : en
  • CA445120A - Internal combustion engine : en fr
  • FR928220A - Device for mounting wall glass with combined lighting : en fr
  • FR928041A - Rotary mouldboard plow : en fr
  • USPP766P - Camellia plant : en
  • AU126016B2 - Improvements in or relating to thread brakes : en
  • FR928147A - Machine for controlling the turning machine : en fr
  • US2430966A - Joiner link for chain slings : en
  • IE18208L - Electric fault alarm circuits : en
  • US2431025A - Split phase motor control : en
  • US2431273A - Electron discharge device employing a cavity resonator : en
  • GB594807A - Improvements relating to electrical condensers : en
  • US2431187A - Automatic pneumatic control and energizing system for reversible air motors : en
  • FR928014A - Sound reproduction and amplification device for cinematographic projection apparatus : en fr
  • US2431055A - Religious ornament : en
  • US2430943A - Tie holder : en
  • US2431206A - Conversion of hydrocarbon oils : en
  • DK65911C - Mobile oven head for rotary ovens with a rotating cooling drum located below. : da en
  • GB594856A - Improvements relating to fluid flow systems and filters therefor : en
  • GB594804A - Improvement in hydraulic couplings : en
  • FR928128A - Oscillometric sphygnometer : en fr
  • GB594903A - Improvements in and relating to knitting machines of the opposed needle bed type : en
  • FR928067A - Corrugated current of variable frequency, method and device for its production, and application of this current and of this device : en fr
  • FR928031A - Improvement in self-electrolysis devices : en fr
  • GB594676A - Improvements in or relating to hand grip devices : en
  • AU137986B2 - Improvements in collapsible containers, such as suitcases, attache cases or like travelling cases : en
  • AU139696B2 - Improvements in or relating tothe recording of telegraphic signals : en
  • FR928167A - Improvements to telephone systems : en fr
  • GB594907A - Ring closure of polynuclear quinones : en
  • FR928184A - Improvements to timed contact devices : en fr
  • GB594843A - Improvements in the production of textile fabrics having a crinkled or puckered appearance : en
  • GB594685A - A process for the adhesive attachment of substances : en
  • FR928062A - Advanced boiler : en fr
  • FR928158A - Head cap and manufacturing process : en fr
  • FR928208A - Rotary machine usable as motor, compressor or pump : en fr
  • FR928049A - Hitch collar for draft animals : en fr
  • FR928175A - Drawing table : en fr
  • FR928219A - Improvements to dust extractors : en fr
  • FR928039A - Improvements to sledges and the like : en fr
  • FR928052A - Stopper for vats, reservoirs, barrels and other receptacles containing wine or other similar liquids : en fr
  • US2431068A - Knitted fabric : en
  • GB594823A - Improvements in and relating to the manufacture of an improver for bread, cake and the like : en
  • FR928145A - Improvements to construction games : en fr
  • US2431110A - Fusible plug for boilers : en
  • US2431215A - Jointing clip for electric battery terminals and the like : en
  • IE17623L - Slicing machines. : en
  • GB594909A - Improvements in or relating to die casting machines : en
  • US2431264A - Combination seat and toilet for locomotive engineers : en
  • US2431026A - Magnetostrictive oscillator : en
  • US2431158A - Burner safety control : en
  • FR928057A - Collet for flexible tubes : en fr
  • FR928182A - Costume jewelry: brooches, earrings, clothing buttons, etc. : en fr
  • FR928212A - Advanced cultivator : en fr
  • AU1584047A - Improvements in collapsible containers, such as suitcases, attache cases or like travelling cases : en
  • GB594763A - Voltage transformer : en
  • US2430952A - Tie control : en
  • FR928009A - Improvements to toy pianos : en fr
  • FR928198A - Improvements to discharge arresters : en fr
  • US2430895A - Continuous water analyzer : en
  • DK65904C - Crown-Cork Capsule with Sealing Washer. : da en
  • FR928090A - Ultra-shortwave electronic device enhancements : en fr
  • FR928042A - Mechanical war mine extractor : en fr
  • GB594756A - Apparatus for stabilising the output of thermionic valve oscillators : en
  • DK65888C - Holder for an electrical appliance with power supply pins, in particular a discharge pipe. : da en
  • FR928210A - Tool for drilling battery bridges : en fr
  • IE17878L - Dead end socket couplings : en
  • USD147917S - Design for a jewelry pin or similar article : en
  • GB594713A - Improvements in and relating to feed assisting means for belt feeding mechanism : en
  • AU139395B2 - Improvements in or relating to cash registers and like machines : en
  • GB594833A - Improvements in or relating to internal combustion engines of the free-piston type : en
  • US2431038A - Tin hydrocarbon compounds and process for making same : en
  • FR928248A - Insecticidal and anti-cryptogamic products and their manufacturing process : en fr
  • FR928151A - Process for the industrial preparation of the stalks of sugar sorghum and other sacchaiferous plants for the manufacture of alcohol or sweet products : en fr
  • GB594679A - Improvements in and relating to the metallisation of non-conductive materials by electro-deposition : en
  • GB594846A - Improved apparatus for locating faults in electric cable systems : en
  • AU129894B2 - Improvements in or relating tothe polymerisation of vinyl halides : en
  • AU1582447A - Improvements relating to desuperheating steam : en
  • US2431113A - Ion filter : en
  • US2431281A - Control apparatus : en
  • AU145658B2 - Improvements in or relating tothe preparation of tertiary amino alcohols : en
  • US2431001A - Coated fabric : en
  • US2431030A - Semi-self-closing handbag : en
  • US2430982A - Method for removing volatile sulfur compounds from hydrocarbon gases : en
  • US2430996A - Tire expander : en
  • AU126177B2 - Improved centre scribing tool : en
  • US2430995A - End-sealed thermoplastic container body : en
  • US2431137A - Cathode assembly : en
  • US2431295A - Load-testing apparatus and method : en
  • AU134531B2 - Improved hydraulic hoist arrangements for rotary clothes driers : en
  • US2431043A - Typewriter rhythm recorder : en
  • CA445052A - Door actuating mechanism : en fr
  • USD147938S - Design for a combined top, back panel : en
  • CA445107A - Hair fastener : en fr
  • US2431058A - Control mechanism for dispensing apparatus : en
  • US2431132A - System of propulsion : en
  • US2431040A - Washing machine having premixing means : en
  • AU137924B2 - A process and apparatus for imparting a curvilinear form to collars for personal wear : en
  • CA445060A - Snow skate : en fr
  • CA445116A - Overload release mechanism : en fr
  • CA445161A - Die casting machine : en fr
  • US2430900A - Clamping device for drill presses and the like : en
  • US2431159A - Cam assembly for screw machines : en
  • DK65878C - Procedure for the production of sodium oxide and sulfur dioxide. : da en
  • GB594708A - An improved lining for tunnels and the like : en
  • US2430872A - Two stage varivolume hand pump : en
  • AU141310B2 - End-on phototube : en
  • CA445112A - Gas processing : en fr
  • US2430973A - Vehicular load carrier and collector : en
  • USD147885S - Design for a pencil : en
  • CA445082A - Coupling : en fr
  • CA445087A - Thermostat : en fr
  • US2430992A - Braking system for polyphase induction motors : en
  • FR928109A - Automatic wireless telephony and selective telemechanical control : en fr
  • GB594902A - Improvements in or relating to machines for milling or grinding any desired kind of curved surfaces : en
  • GB594911A - Improvements in and relating to methods of bending glass tubes and apparatus therefor : en
  • AU1581447A - Improvements in or relating to reflecting transducer system : en
  • CA445141A - Television transmitting system : en fr
  • AU889646A - Improvements in parallel rulers : en
  • AU144597B2 - Improvements in or relating to electric condensers : en
  • AU1578547A - Improvements in or relating to valve structures : en
  • AU1845945A - Improvements in or relating to the decarburising of carbon-containing iron or iron alloy castings : en
  • CA445159A - Radio-phonograph combination : en fr
  • AU129641B2 - A fumigating nest egg for use by poultry keepers : en
  • US2431087A - Pneumatic gauging device : en
  • US2430903A - Fruit flavored raw cane sugars : en
  • US2430967A - Sealing cap for containers : en
  • USD147897S - Design for a medallion or similar article : en
  • US2431276A - Control apparatus : en
  • GB594837A - Improvements in alloy and electrode material : en
  • AU2060845A - Frequency modulation demodulator : en
  • GB594832A - Improvements in and relating to the treatment of castings and other metal parts to render them non-porous : en
  • US2431247A - Mercury rectifier : en
  • US2431294A - Modified bar-stock chucking lathe with rotary cutters : en
  • GB594644A - Improvements in blinker signalling device : en
  • US2431225A - Method of finishing flooring and other wood : en
  • GB594681A - Improvements in or relating to the preparation of powders suitable for the manufacture of permanent magnets : en
  • US2431237A - Control circuit : en
  • USD147889S - Radiator faucet or similar article : en
  • US2431143A - Fibrous catalyst system : en
  • CA445043A - Breast development measuring device : en fr
  • AU126005B2 - Improved oil filter : en
  • FR928076A - Equipment for cable tillage : en fr
  • FR928116A - Ski binding : en fr
  • FR928095A - Safety razor improvements : en fr
  • GB594890A - Improvements in or relating to screw-thread gauges : en
  • FR928047A - Advanced forks and spoons : en fr
  • CA445155A - Epi-cyclic variable speed gearing : en fr
  • GB594878A - Manufacture of compounds of the suprarenal cortex hormone series : en
  • GB594649A - Improvements in or relating to electromagnetic mechanism for solenoid valves and thelike : en
  • GB594882A - Improved hydraulic means for obtaining constant speed in a power transmission from avarying speed prime mover : en
  • USD147905S - Design for a lighting fixture : en
  • AU141249B2 - A continuous countercurrent process tor the alkylation of 2, 3-dimethyl-2-butene : en
  • CA445165A - Hydraulically operated working cylinder controlling means : en fr
  • GB594759A - Method of producing mineral fibres insulating compositions : en
  • GB594836A - Improvements in or relating to journal bearings : en
  • GB594666A - Improvements in the construction of concrete walls, beams and the like : en
  • GB594718A - A process for forming or shaping the operative surface of abrasive laps : en
  • GB594918A - Improvements in the manufacture of piston and like rings : en
  • GB594712A - Improvements in cathode ray tube system : en
  • GB594660A - Process for the production of water-soluble powders from aqueous coffee infusions : en
  • US2430963A - Manufacture of fluosulfonic acid : en
  • FR928195A - Device for the use of porters, distributing in the proportion desired by them, the load on the head and on the shoulders : en fr
  • GB594912A - Apparatus for the protection of water cranes during frost : en
  • US2430857A - Foam inhibited oil : en
  • US2431135A - Apparatus for coating cathodes : en
  • US2430850A - Fire alarm : en
  • GB594822A - Improvements relating to buildings consisting of a rigid framework and glazing or other sheet covering material carried thereon : en
  • GB594886A - Improvements in synchronising and speed control devices : en
  • GB594895A - Improvements in or relating to high-frequency diathermy-apparatus : en
  • AU1576647A - Improvements, in or relating to projectiles : en
  • CA445076A - Substituted cyanamide : en fr
  • GB594925A - New azo dyestuffs for wool : en
  • US2431140A - Dicarbamates and process of making the same : en
  • US2431266A - Two-stroke cycle internalcombustion engine : en
  • USD147932S - Massaging device or similar article : en
  • US2431122A - Variable volume hydraulic pump of the axially oscillating vane type : en
  • FR928183A - Improvements to speed modulated electron tubes : en fr
  • GB594665A - Improvements in the elements of skeleton metal frameworks : en
  • US2430865A - Naphthene peroxides : en
  • US2430915A - Universal drill jig : en
  • GB594825A - Improvements relating to tiling vats : en
  • US2430855A - Purification of tartaric acid : en
  • GB594733A - Contact tower for the catalytic conversion under pressure of gases : en
  • GB594798A - Improvements in or relating to selective circuit arrangements for pulse signalling systems : en
  • GB594788A - Improvements in or relating to object locating and detecting apparatus : en
  • CA445113A - Electric cable : en fr
  • US2431200A - Lever mounting arrangement for pressure responsive measuring instruments : en
  • GB594747A - Improvements in and relating to apparatus for moving belts on and off rotating pulleys : en
  • US2431002A - Junction box with electrical connectors : en
  • US2431184A - Composite blade : en
  • GB594695A - A process and apparatus for making dough rolls : en
  • GB594838A - Detergent compositions : en
  • FR928124A - Brake mounting, in particular for aircraft wheels : en fr
  • GB594654A - Antenna system for ultra-short waves : en
  • US2431231A - Collapsible bottle carrier : en
  • FR928214A - Further development of the hygienic bidet and its use : en fr
  • GB594754A - Improvements in vertical tube gas coolers or condensers : en
  • AU131633B2 - Improvements in parallel rulers : en
  • CA445081A - Steering mechanism : en fr
  • FR928070A - Elastic tire wheel for all vehicles : en fr
  • FR928058A - Process and machines for the manufacture of bags and sachets with reinforced edges : en fr
  • US2430972A - Butadiene extraction : en
  • US2431220A - Exothermic heating system for hair waving : en
  • GB594927A - Improvements relating to the severance of strip material into determined lengths from a web : en
  • AU125989B2 - Improvements in anchor nuts : en
  • CA445070A - Conversion protractor and parallel rule : en fr
  • AU137299B2 - Fluid mixing valve : en
  • SE120220C1 - : en
  • AU2237345A - Improvements in centrifugal hydro-extractors : en
  • AU1589547A - Automatic control of mobile craft : en
  • GB594819A - Radio direction finding system : en
  • AU126007B2 - Hydrocarbon synthesis process : en
  • US2430894A - Hum elimination means : en
  • USD147933S - Combination handle and control valve for fire extinguishers or the like : en
  • AU1510747A - Eyeglass frame construction : en
  • AU1859745A - Radio antenna system : en
  • AU139424B2 - A process forthe removal of delta isomer from benzene hexachloride : en
  • AU139795B2 - Means for mounting and holding antifriction bearings and associated members relative to eachother : en
  • AU1512147A - Improvements in or relating to doorlocks : en
  • US2431214A - Laminated structure and method : en
  • AU1586447A - Improvements relating to pressure burners for liquid fuel : en
  • AU821546A - Improvements inthe packing of penicillin or like substances : en
  • AU1586047A - Improvements inline-carrying rockets : en
  • AU1586647A - Thiophene substituted diamines : en
  • US2430891A - Tris-p-hydroxyphenyl ethylenes and process of manufacture : en
  • US2430871A - Single contact distance relay system : en
  • US2431142A - Centrifugal separator with means for controlling discharge therefrom : en
  • CA445108A - Hair curler : en fr
  • CA445110A - Production of n-alkylated compounds of condensed arylpyrrols : en fr
  • US2431106A - Grass and weed cutter : en
  • GB594707A - Improvements in combined intercommunication and radio transmitting circuits : en
  • AU1575547A - Improvements in or relating to photographic film assemblages and magazines therefor : en
  • USD147896S - Design for a badge or sevolar article : en
  • CA445114A - Electrical calculating equipment : en fr
  • FR928213A - Improvements to electric heaters : en fr
  • FR928229A - Assembly rack for workshops : en fr
  • DK65877C - Procedure for Increasing Capillary Activity in Washing, Emulsifying and Moisturizing Liquids. : da en
  • AU137111B2 - Eyeglass frame construction : en
  • AU144496B2 - Improvements in or relating to electrical storage of information : en
  • DK65879C - Process for the Preparation of Cyclopentanedione-1,2 or its Alkyl or Aryl Substitution Products. : da en
  • US2431004A - Method for producing ethyl alcohol : en
  • FR928099A - Mechanism for controlling the toolbar in boring machines and the like : en fr
  • FR928134A - Oven for baking granular or pulverulent materials : en fr
  • US2431129A - Traffic signal for motor vehicles : en
  • USD147930S - Design for a camera : en
  • US2431211A - Impression mixtures and ingredient therefor : en
  • US2430853A - Animal tagging device : en
  • US2431018A - Sound detection system and apparatus : en
  • GB594915A - Improved process for the recuperation of carbon disulphide contained in winding of viscose rayon : en
  • FR928233A - Care product for leathers and similar bodies : en fr
  • DK65891C - Procedure for Pumping and Closing Electric Discharge Pipes. : da en
  • US2431168A - Flint lighter for gas stoves : en
  • FR928024A - Improvements to ski binding strap equipment : en fr
  • GB594773A - A forcing house for horticultural purposes : en
  • AU1587347A - Method of removing impurities from zinc electrolyte solutions : en
  • AU146771B2 - Automatic control of mobile craft : en
  • GB594729A - Improvements in or relating to the production of quicklime : en
  • GB594760A - Improvements in or relating to synthetic resin composition for impregnating fibrous material : en
  • GB594892A - Improvement in radio pulse transmission systems : en
  • GB594739A - Improvements in or relating to brake and clutch mechanism : en
  • GB594717A - Improvements in or relating to the production of polyvinylidene chloride : en
  • GB594875A - Improvements relating to buildings consisting of a rigid framework and glazing or other sheet covering material carried thereon : en
  • GB594866A - Improvements in and relating to sliprings for dynamo electric machines : en
  • US2430993A - Plasticizing polyisobutylene utilizing benzoyl peroxide : en
  • GB594704A - Radio direction finding : en
  • GB594877A - Improvements in or relating to vehicle suspension systems : en
  • US2430926A - Cellulose ester plastics : en
  • GB594821A - An improved method of and apparatus for forming plastic masses such as dough into shaped relatively thin forms : en
  • AU1587247A - Improvements in and relating to ion-exchange plants : en
  • CA445102A - Pulverizing system : en fr
  • DK65875C - Procedure for the production of holoenzymes in pure and crystalline form. : da en
  • FR928046A - Improvements to shock absorbers : en fr
  • GB594714A - Improvements relating to cathode ray tubes : en
  • GB594641A - Production of carbon black : en
  • GB594657A - Improvements in or relating to tunable circuit arrangements : en
  • DK65892C - Whipping machine. : da en
  • DK65881C - Machine for Folding Letters, Printed matter and similar Sheets of paper. : da en
  • US2431191A - Cobalt restate and method of : en
  • FR928153A - Valve devices for electric oil tank devices : en fr
  • AU136306B2 - Airconditioning : en
  • DK65907C - Rotary tester, in particular for Fire pipes with Centrifugal fuse. : da en
  • GB594722A - Improvements in the colouration of textile materials : en
  • US2430942A - Door hinge : en
  • US2430946A - Purification of penicillin : en
  • US2431119A - Vegetable protein-polyphosphate urea solution and process of preparing same : en
  • AU139214B2 - Improvements in or relating to light resistant white chrometanned leather and method of obtaining same : en
  • CA445041A - Synchro-mesh gearing : en fr
  • CA445085A - Carbon electrode processing method : en fr
  • AU820046A - Improved hydraulic hoist arrangements for rotary clothes driers : en
  • AU1511447A - Improvements in and relating to electric cables : en
  • CA445127A - Refrigerator removable container : en fr
  • US2430919A - Plasticized polyvinyl alcohol : en
  • AU1542247A - Improvements in or relating to apparatus for inserting bushings in apertured members : en
  • US2430859A - Sulfur containing polyamides : en
  • US2431027A - Setback switch : en
  • AU140382B2 - Improvements in deflecting mechanism : en
  • USD147895S - Brooch or similar article : en
  • CA445093A - Styrene production : en fr
  • AU982247A - Improved mechanism for dowling or contouring plastic rods : en
  • AU137450B2 - A combined hinge and hook for side and tail boards of vehicles : en
  • US2430980A - Portable splicing implement for ropes and cables : en
  • US2430923A - N-alkoxymethyl polyamides and method for obtaining same : en
  • AU1508347A - A continuous countercurrent process tor the alkylation of 2, 3-dimethyl-2-butene : en
  • CA445140A - Receiver tone control circuit : en fr
  • FR928091A - Device using secondary emission to density modulate an electron beam : en fr
  • USD147913S - Design for a wall bracket : en
  • FR928192A - Shutter with interchangeable slats for windows or other openings : en fr
  • AU1553547A - Improvements in and relating to electrical timing circuits : en
  • GB594735A - Improvements relating to screw and nut fastenings : en
  • AU2004845A - Improvements in and relating to Garment and like Presses : en
  • AU2380745A - Improvement in snap acting valve : en
  • US2430927A - Fire extinguisher signal : en
  • USRE22935E - schulman r : en
  • US2431170A - Method of making pieced sole blanks : en
  • AU1589347A - Method of sealing metal bodies to vitreous members : en
  • US2431071A - Special pump control and control system : en
  • US2431230A - Portable planer : en
  • US2430863A - Processes for recovering values from calcerous and siliceous materials : en
  • AU1513147A - Improvements in or relating to electric condensers : en
  • GB594793A - Improvements in or relating to apparatus for obtaining a displacement proportional to a variable rate of movement : en
  • US2431125A - Demand meter : en
  • CA445105A - Bob pin : en fr
  • USD147941S - Design for a bedstead : en
  • AU140011B2 - Improvements in and relating to electric cables : en
  • AU1510347A - A process and apparatus for imparting a curvilinear form to collars for personal wear : en
  • AU1589947A - Improvements relating to frequency shift telegraphy : en
  • CA445145A - Electronic tube circuit : en fr
  • US2431120A - Joint for tubing : en
  • US2431267A - Knife holder for meat grinders and the like : en
  • US2430880A - Machine for use in the manufacture of shoes : en
  • FR928106A - Fixing device for electricity meters, relays and similar devices : en fr
  • US2430939A - Production of lead chromate : en
  • US2431131A - Receptacle for paper sheets : en
  • US2431255A - Brushholder cross connection : en
  • US2431301A - Preparation of guanidine nitrate : en
  • USD147914S - Design for an earring : en
  • USD147911S - Design for a bottle : en
  • US2431182A - Engine governor : en
  • US2431205A - Apparatus for manufacturing fibrous glass : en
  • US2431084A - Clip : en
  • FR928035A - Automatic liquid vapor or compressed air blower : en fr
  • GB594692A - Improvements in or relating to safety device for locks : en
  • US2431260A - Torque measuring device : en
  • US2431284A - Pulsation timing system : en
  • GB594889A - Extruding apparatus suitable for forming composite strips of rubber : en
  • US2431178A - Window lock : en
  • CA445054A - Valve gate : en fr
  • FR928126A - Wood Screw Making Machine : en fr
  • US2431079A - Gun charger installation : en
  • FR928207A - Articulation device for doors of safes or metal furniture : en fr
  • GB594931A - Improvements relating to electric current rectifiers of the selenium type : en
  • GB594873A - Lubricating mechanism for sewing machine loop-taker : en
  • US2430864A - Hydrocarbon peroxides : en
  • US2430884A - Self-locking nut : en
  • FR928050A - Manufacturing process of mannequins constituting the faithful reproduction of the human body or of all sculptures : en fr
  • FR928133A - Manufacturing process for hypophosphorous acid and its salts : en fr
  • GB594803A - Improvements in or relating to electric wave amplifiers for wide frequency bands : en
  • GB594780A - Back pedalling brake attachment for use on free-wheel bicycles : en
  • USD147898S - Casing for picture projection screen : en
  • GB594766A - Frequency modulated radio altimeter or distance indicator : en
  • US2431104A - Metal tie : en
  • US2431138A - Swing for children and the like : en
  • FR928056A - AC cascade groups : en fr
  • FR928121A - Method of constructing internal combustion engines, and engine obtained by this method : en fr
  • FR928123A - Milking bucket : en fr
  • US2430970A - Casement window structure : en
  • AU2034445A - Angle modulated wave detector : en
  • US2430879A - Spliced pile construction : en
  • US2431016A - Conveying mechanism for husking rolls : en
  • US2431065A - Continuous wire and strip electro-processing machine : en
  • GB594723A - An accumulator charge or specific gravity indicator : en
  • US2431221A - Centrifugal pump : en
  • US2431081A - Powder spray dispenser : en
  • USD147890S - Design foe a floor polisher : en
  • US2430957A - Belt : en
  • US2431271A - Resiliently mounted adjustable compensating means for garment pressing machines : en
  • FR928025A - Improvements in leveling of railways and the like : en fr
  • GB594690A - Improvements in and relating to locks : en
  • GB594855A - Improvements relating to ball tube mills : en
  • US2431171A - Mailbox : en
  • FR928051A - Device for lifting elements of spruce trees, masts, pylons or the like : en fr
  • AU1247847A - Improvements in or relating to course indicating instruments : en
  • AU126014B2 - Angle modulated wave detector : en
  • AU136322B2 - Improvements inline-carrying rockets : en
  • AU125999B2 - Improvements in or relating to refrigeration system : en
  • AU1585447A - Improvements in or relating to cash registers and like machines : en
  • FR928180A - Improvements to devices to prevent explosions of electrical devices : en fr
  • FR928055A - Device for the application of all liquids, especially in the art of hairdressing : en fr
  • US2431248A - Constant current system : en
  • CA445136A - Television system : en fr
  • IE17515L - Corsets : en
  • AU126020B2 - Automatic and semiautomatic telephone exchange systems : en
  • AU1158743A - Improvements in or relating tothe polymerisation of vinyl halides : en
  • CA445100A - Getter : en fr
  • US2431039A - Barge and barge coupling : en
  • CA445109A - Hair curler : en fr
  • CA445160A - Leaf spring : en fr
  • US2430897A - Process for vapor-phase dehydrochlorination : en
  • US2430950A - Resin modified n-alkoxymethyl polyamide and process for obtaining same : en
  • FR928013A - Agglomerate of fibrous or filamentary composition : en fr
  • GB594806A - A process for the manufacture of mercaptols : en
  • GB594647A - Electron discharge device : en
  • AU125991B2 - Improved process of producing blankets, blanket material, felt substi-tutes and carpet material of jute : en
  • US2431095A - Apparatus for hot pressing powdered metal : en
  • US2430852A - Gasoline vaporizer : en
  • AU138110B2 - An improvement inthe manufacture of metalclad insulated conductors : en
  • GB594678A - Improvements in and relating to rim or flush latches and combined rim or flush locksand latches : en
  • FR928140A - Clod breakers : en fr
  • AU147406B2 - Improvements in and relating to electric transmission and control apparatus in carrier-wave communication systems : en
  • GB594648A - Improvements in metal constructional components : en
  • IE18500L - Pasteurising milk, etc. : en
  • DK65893C - Blind with cross-section angular slats. : da en
  • FR928200A - Centrifugal fan : en fr
  • GB594703A - Improvements in or relating to apparatus for the liquid treatment of materials in strip-like form : en
  • AU136399B2 - Improvements in prop-withdrawing apparatus for use in mines : en
  • AU137248B2 - Improvements inthe manufacture of articles from ferrous metal powders : en
  • AU1589447A - Improvements in or relating to electron discharge apparatus : en
  • FR928004A - Portable electric lamp : en fr
  • CA445104A - Hairpin : en fr
  • AU1895645A - Improvements in or relating to rotary valve internal combustion engines : en
  • FR928038A - Molding method of wood fiber agglomerates or similar and installation for its implementation : en fr
  • AU1508447A - New composite materials comprising hydrolysed leather andan organic disocyanate modified polyester or polyesteramide : en
  • AU126024B2 - Improvements in and relating to wrenches : en
  • CA445074A - Vulcanizing apparatus : en fr
  • US2430934A - Floor covering and method of producing the same : en
  • AU1582947A - Improvements in deflecting mechanism : en
  • AU136401B2 - Improvements relating to grease guns or compressors and like lubricant dispensing devices : en
  • CA445073A - Tire tool : en fr
  • AU1575847A - Improvements in or relating to adhesives for securing nonmetallic friction material tothe metallic backings of friction elements : en
  • AU126018B2 - t Improvements in or relating to Sparking-Plugs : en
  • FR928102A - Improvement in decoration processes on aluminum : en fr
  • AU2418245A - Improvements in or relating to thread brakes : en
  • AU140246B2 - New composite materials comprising hydrolysed leather andan organic disocyanate modified polyester or polyesteramide : en
  • US2431232A - Finger ring : en
  • US2431130A - Device for winding up webbing from looms : en
  • FR928209A - Lighting and emergency device for troubleshooting electrical installations : en fr
  • CA445147A - Sprinkler unit : en fr
  • AU1735344A - Improvements in anchor nuts : en
  • FR928096A - Improvements to boring machines : en fr
  • GB594659A - Electric-pulse generator suitable for use in pulse communication systems : en
  • FR928081A - Improvements to the spacers of the filaments of high power vacuum tubes : en fr
  • GB594645A - Improvements in or relating to luminescent materials and to their manufacture : en
  • GB594891A - Improvements relating to ethylene polymers : en
  • AU141106B2 - Improvements in or relating to reflecting transducer system : en
  • GB594664A - Improvements in and relating to frames for windows, doors and the like, and method of making the same : en
  • GB594871A - Improvements relating to synthetic rubbers : en
  • GB594901A - Improvements relating to the treatment of materials consisting wholly or partly of wool : en
  • US2431114A - Device and method for applying thermoplastic caps to containers : en
  • GB594845A - Manufacture of dehydrated coffee : en
  • AU2012345A - Improved arrangement ofa Thermocouple for use in connection with high frequency electric heating apparatus : en
  • AU126012B2 - Torque preselecting mechanism : en
  • US2430949A - Polyvinyl alcohol-stabilized ethanol formamide composition : en
  • US2431144A - External anode with cooling fins : en
  • FR928138A - Improvement to wooden slat blinds : en fr
  • GB594765A - Improvements in radio distance measuring apparatus : en
  • FR928197A - Discharge relay : en fr
  • GB594762A - Improvements in or relating to the coating of the surfaces of ferrous metals : en
  • US2430948A - Rotor blade : en
  • FR928092A - Improvements to magnetic circuits : en fr
  • US2430878A - Case packer : en
  • IE17877L - Agricultural distributors : en
  • FR928021A - Improvements in thermal motive energy production processes and in machines implementing these processes : en fr
  • US2431029A - Machine for icing cake or the like : en
  • FR928118A - Reinforced concrete floors, self-formwork : en fr
  • CA445117A - N-n'-dimethylene-4,4' diamino-diphenyl sulphone : en fr
  • FR928037A - Waterproof and thermo-insulating liner : en fr
  • FR928085A - Study and training keyboard for learning typing or handling any other key-operated machine : en fr
  • AU1539647A - Improvements in or relating to light resistant white chrometanned leather and method of obtaining same : en
  • AU1957645A - Improvements in or relating to refrigeration system : en
  • GB594900A - Improvement in high vacuum distillation process and apparatus : en
  • GB594792A - Improvements in circular knitting machines : en
  • AU134095B2 - Compensating device : en
  • AU2216445A - Improvements in and relating to rocking seats known as rockaways : en
  • CA445162A - Corrosion resistant steel : en fr
  • US2431167A - Radio alarm and two-way telephone system : en
  • US2431240A - Landing light : en
  • US2430885A - Gliadin suspensions and films : en
  • FR928247A - Synthetic Urea Manufacturing Improvements : en fr
  • US2430968A - Method and implement for resetting rail anchor jaws : en
  • US2431101A - Apparatus for fabricating pipe units and the like : en
  • US2431111A - Wind motor : en
  • FR928059A - Mobile paving for paving roads, autostrades, aerodromes and all applications on flat areas : en fr
  • GB594782A - Door frames : en
  • US2431193A - Fluid heated cooking utensil : en
  • US2431262A - Conversion system : en
  • AU144904B2 - Improvements in or relating to timing devices : en
  • IE18023L - Separating constituents in flour milling etc : en
  • GB594640A - Improvements in or relating to separable fasteners : en
  • GB594693A - Improvements in or relating to guards for door knobs and latches : en
  • US2431293A - Airplane of low aspect ratio : en
  • AU1588947A - Improvements in or relating to electrical storage of information : en
  • AU137856B2 - Improvements relating to pressure burners for liquid fuel : en
  • AU137468B2 - Projection cathode ray tubes : en
  • US2431300A - Cover for hinged-joint gear-assemblies : en
  • GB594724A - Improvements in electrolysis cell installations : en
  • US2431088A - Color television : en
  • US2431252A - Alternating current drive protective system : en
  • AU1579747A - Improvements in and relating to printing : en
  • US2431012A - Hanger for an eaves trough : en
  • AU125993B2 - Improvements in or relating to rotary valve internal combustion engines : en
  • AU2038445A - Radio direction indicating systems : en
  • AU462246A - High Frequency Switch : en
  • FR928149A - Electric circuit breakers : en fr
  • FR928029A - Continuous flow liquid meter : en fr
  • US2430918A - Hydraulically balanced seal : en
  • US2430964A - Stop and synchronized drive mechanism : en
  • US2431229A - Coin depository fo associated parking meters : en
  • US2430998A - Asphalt composition : en
  • US2431196A - Garment rack : en
  • AU2241245A - Improvements in and relating to gas governors : en
  • CA445067A - Pop-corn treating and dispensing apparatus : en fr
  • CA445123A - Bolt sizer : en fr
  • CA445125A - Lathe attachment : en fr
  • AU992747A - A tide-operated power generating apparatus : en
  • AU1589047A - Improvements in or relating to electron discharge devices : en
  • US2431217A - Film holder : en
  • GB594700A - Ship hull : en
  • GB594805A - Improvements in wide frequency band antennae : en
  • FR928003A - Advanced air-conditioned bed : en fr
  • CA445061A - Cabinet : en fr
  • US2430911A - Alkoxymethyl derivatives of cellulose and process : en
  • USD147884S - Design for a child s car seat or similar article : en
  • AU1584947A - Improvements inthe manufacture of articles from ferrous metal powders : en
  • AU812146A - An improved tennis or like playball and method of manufacture : en
  • AU126032B2 - Improvements in packaging containers for glass bottles andother fragile articles : en
  • AU1583047A - Improvements in and relating to electric transmission and control apparatus in carrier-wave communication systems : en
  • US2430986A - Method of manufacturing tread parts and other similar articles : en
  • US2430944A - False twist tube for use in preparatory and spinning machines : en
  • BE473446A - : en
  • CA445058A - Toilet dish : en fr
  • FR928105A - Method and device for cleaning clichés for relief printing : en fr
  • US2431149A - Drive control mechanism : en
  • US2431244A - High-voltage metering apparatus : en
  • CA445115A - Multi-stage audio frequency amplifier : en fr
  • CA445078A - Petroleum emulsion breaking process : en fr
  • US2431164A - Electric cord holder for ironing boards : en
  • AU137760B2 - Anew or improved collapsible chair : en
  • USD147945S - Design for a bureau : en
  • GB594727A - Improvements relating to fuel burners : en
  • CA445086A - Composition comprising a mixture of isomeric compounds : en fr
  • CA445069A - Traffic light : en fr
  • AU820346A - Improvements in or relating to writing instruments : en
  • GB594680A - Improvements in and relating to rotary pumps and air compressors : en
  • AU126021B2 - Improvements in or relating tothe treatment ofa copper surface to prevent molten metal adhering thereto : en
  • US2430877A - Halter or brassiere : en
  • AU1515247A - Anew or improved collapsible chair : en
  • US2431092A - Battery terminal connector : en
  • US2430924A - Method and means for producing contours in material : en
  • US2431185A - Electric incandescent lamp getter : en
  • US2430928A - Buckle : en
  • AU2198945A - Improvements in or relating to circuit and starter for electric discharge devices : en
  • AU873946A - A combined hinge and hook for side and tail boards of vehicles : en
  • FR928028A - Improvements to household scales : en fr
  • GB594746A - An improved mounting for the reflector fitting of tubular fluorescent lamps : en
  • CA445130A - Television transmitting system : en fr
  • CA445092A - Styrene production : en fr
  • AU2389545A - Improvements in or relating to shoe-heel stiffeners and moulding machines therefor : en
  • US2431076A - Hydraulic apparatus for transmitting power from one member to another : en
  • CA445059A - Cleaner for spark arrester : en fr
  • CA445128A - Glass surface treating process : en fr
  • AU125988B2 - An apparatus and process for the manufacture fo industrial and power gases : en
  • AU138070B2 - Improvements in or relating to apparatus for inserting bushings in apertured members : en
  • CA445065A - Fluid motor : en fr
  • CA445103A - Cabin pressure warning device : en fr
  • AU131131B2 - Improvements inthe packing of penicillin or like substances : en
  • GB594738A - Quick-reset time-delay electronic control system : en
  • GB594870A - Improvements in dynamo electric machines : en
  • AU126013B2 - Buffers for railway cars : en
  • AU126019B2 - Radio antenna system : en
  • US2430997A - Convertible center drill and live and dead center : en
  • AU143037B2 - Method of sealing metal bodies to vitreous members : en
  • US2430925A - Sawmill head block adjusting device : en
  • AU125995B2 - Improvements relating to the manufacture of microporous material : en
  • AU126028B2 - Improvement in snap acting valve : en
  • AU1585747A - Improvements in and relating tothe bonding of textile rayon yarns to rubber with phenol-aldehyde type resin : en
  • CA445133A - Television transmitting system : en fr
  • US2431066A - Method of forming laps : en
  • AU1583447A - Improvements in or relating to electrostatic precipitation gas cleaners : en
  • USD147925S - Design fob a plaque ob sbmilab abticle : en
  • US2431146A - Air-conditioning unit : en
  • US2431035A - Abrasive article and method of making : en
  • US2431123A - Reciprocable double buck laundry press : en
  • AU126026B2 - Improved time limit cooker : en
  • AU139737B2 - Improvements in or relating to slidable devices : en
  • AU2238145A - Laminated articles comprising both glass and polymethyl methacrylate and process for making same : en
  • CA445063A - Hydraulic jack : en fr
  • FR928119A - System for hooking up and positioning the removable component support flanges : en fr
  • AU140095B2 - Improvements in or relating to electrostatic precipitation gas cleaners : en
  • AU141753B2 - Improvements in or relating tothe mounting of electrical components : en
  • AU882846A - Improvements intwo-speed gears : en
  • US2431179A - Multitube self-pulsing oscillator : en
  • US2431283A - Valve : en
  • GB594914A - Improvements in and relating to spray guns and the like : en
  • GB594636A - Improvements in or relating to cartridge feeding mechanism : en
  • GB594864A - Improvements relating to sealing devices for the joints of ducts such as are used for water gutters : en
  • GB594898A - Improvements relating to roof structures : en
  • AU1583647A - An improvement inthe manufacture of metalclad insulated conductors : en
  • CA445146A - Facsimile apparatus : en fr
  • AU1575047A - Airconditioning : en
  • AU139988B2 - Improvements in or relating to apparatus for use in electroplating metal wire, strip, sheeting or sections : en
  • FR928008A - Installation of trolleybuses : en fr
  • GB594662A - Improvements in automatic shuttle-change mechanisms for looms : en
  • AU137770B2 - Improvements in or relating to apparatus for grinding or polishing flat glass : en
  • DK65895C - Procedure for attaching a salt paste to impregnation bandages for wood. : da en
  • USD147891S - Crawford dining bar : en
  • AU1577847A - Improvements in or relating to grounded grid amplifier and like arrangements : en
  • US2431250A - Insulating device : en
  • GB594639A - Improvements in or relating to pump constructions and pump impellers : en
  • GB594844A - Batting material : en
  • GB594850A - Improvements in and relating to universal joints : en
  • US2431036A - Logging scales for radio receivers : en
  • GB594711A - Improvements in or relating to electric wave filters : en
  • FR928193A - Head cap and manufacturing process : en fr
  • FR928194A - Vehicle lifting device : en fr
  • GB594841A - Improvements in or relating to cigarette, pipe and like lighters : en
  • FR928026A - Arrangement of gas distribution valves of internal combustion or combustion engines : en fr
  • US2430874A - Preparation of ethyleneurea : en
  • US2430955A - Control for hydraulic brake fluid : en
  • US2431047A - Material loading and elevating device : en
  • DK65898C - Lyddaase. : da en
  • US2431099A - Gauging device : en
  • US2431166A - Catalytic alkylation of hydrocarbons : en
  • US2430951A - Corrosion inhibiting compositions : en
  • US2431181A - Fish lure : en
  • US2431044A - Device in saw frames : en
  • FR928246A - Calcium fluoglucinate and its applications in the preparation of glucinium and its alloys : en fr
  • GB594719A - Improved picnic device for supporting cups and other utensils : en
  • US2430908A - Process for obtaining n-alkoxymethyl polyamides : en
  • SE120221C1 - : en
  • US2431195A - Automatic electric toaster : en
  • FR928030A - Ratchet system fulfilling the role of differential of motor vehicles : en fr
  • GB594673A - Improvements in food choppers or mincing machines : en
  • GB594858A - Improvements in folding pushcars or wheeled chairs : en
  • NL60238C - : en
  • FR928098A - Device for centering and fixing connecting rods on machine tools such as boring machines and the like : en fr
  • US2431172A - Adjustable adapter or coupling : en
  • CA445038A - Crude oil purifier : en fr
  • GB594769A - Improvements in and relating to frequency modulation receivers : en
  • GB594896A - Improvements in busbars and methods of mounting the same : en
  • FR928190A - Hammer drill stand column : en fr
  • GB594834A - Method of manufacturing sound-absorbing boards, plates, and the like : en
  • US2430916A - Mailbox : en
  • FR928032A - Set of variable expression heads : en fr
  • GB594778A - Improvements in and relating to windings for dynamo electric machines : en
  • FR928131A - Anti-seize lamp bulbs : en fr
  • GB594828A - Improved device for effecting relative rotation between parts under axial load, particularly for rotating poppet valves : en
  • FR928027A - Metal panels : en fr
  • FR928223A - lipstick case : en fr
  • US2431188A - Knife sharpening device : en
  • AU1876045A - Automatic and semiautomatic telephone exchange systems : en
  • AU137300B2 - Method of removing impurities from zinc electrolyte solutions : en
  • CA445131A - Television transmitter : en fr
  • US2431032A - Flow controlling valve means for hydraulic motors : en
  • GB594887A - Improvement in radio position finding : en
  • GB594885A - Improvements in or relating to the manufacture of hollow or tubular articles, for example hollow building blocks of concrete or like cementitious material : en
  • US2430866A - Granular n-substituted polyamides : en
  • US2431089A - Duct interior cleaning means : en
  • AU126029B2 - Improvements in or relating to shoe-heel stiffeners and moulding machines therefor : en
  • FR928129A - Lighter : en fr
  • GB594932A - Improvements relating to the electrolytic polishing of metals : en
  • GB594710A - Improvement in pulse radio direction finder system : en
  • FR928135A - Electric assembly for driving rotating parts at high speed : en fr
  • US2431216A - Production of alkenylfurans : en
  • US2430887A - Thermocouple for pilot burners : en
  • US2431189A - Electromagnetic induction apparatus : en
  • GB594650A - Electron discharge devices and associated circuits : en
  • DK65890C - Electron tubes for amplifying or generating very high frequency electrical oscillations. : da en
  • FR928011A - Asynchronous coupling : en fr
  • US2431233A - Supersonic measuring means : en
  • US2430868A - Process for treating fibrous materials : en
  • US2430990A - Coupling transformer for radiofrequency selectors : en
  • US2431207A - Continuous bake oven : en
  • GR11387B - AUTO POWER ENGINE. : el en
  • FR928079A - Assembly process by welding of tubular metal elements : en fr
  • AU144599B2 - Improvements in and relating to electrical timing circuits : en
  • AU1823544A - Fluid flow Meters : en
  • US2431176A - Pump structure : en
  • US2431118A - Implement holder : en
  • US2431280A - Hollow wound package holder for dyeing apparatus : en
  • US2431121A - Token or like dispensing device : en
  • DK65896C - Process for the Preparation of High Polymer Polyamides or Blended Polyamides. : da en
  • FR928111A - Improvements made to file filing systems with dividers : en fr
  • FR928201A - Column for depleting or rectifying liquids or for washing gases : en fr