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  • US2468855A - Automatic timer : en
  • US2468985A - Resilient connection and method of making same : en
  • US2469343A - Spoon package : en
  • AU148234B2 - Steam boiler orthe like having extended heat transfer surfaces : en
  • US2468842A - Bottom feed device for paper sheets : en
  • US2469285A - Hydraulic pressure transmitting fluid : en
  • US2469235A - Traction device : en
  • AU149294B2 - Improvements in or relating to flight indicating system for dirigible crafts : en
  • USD153596S - Combined calendar and desk pad unit : en
  • US2468830A - Heat distribution control : en
  • US2468936A - Latch mechanism for car doors : en
  • FR945457A - Packaging for dressing swabs : en fr
  • AU145429B2 - Improvements in or relating to decaffeinated coffee : en
  • US2468823A - Clamp : en
  • USD153626S - Design for a brooch or similar article : en
  • US2469215A - Protective device : en
  • US2469094A - Work holder fixture : en
  • US2469306A - Garment sleeve block : en
  • FR945543A - Improvements to fuel or fuel supply systems for internal combustion engines : en fr
  • US2468768A - Means to indicate the presence of : en
  • US2468814A - Exposure lens finder for cameras having adjustable sighting position : en
  • US2469320A - Coating compositions embodying polyvinyl butyral resins and methods of making same : en
  • FR945495A - Instant expansion locking device : en fr
  • CA456342A - Regulating circuit : en fr
  • US2469062A - Apparatus for full fusion welding of rails : en
  • US2469210A - Card support and display : en
  • DK69116C - Sticking machine with a device for slitting the upper leather edge. : da en
  • GB622425A - Improvements in or relating to apparatus for use in playing card games : en
  • AU2272748A - Improved process forthe solidification of molasses : en
  • CA456384A - Ski pole : en fr
  • FR945328A - Motor starter : en fr
  • FR945524A - Dual-use light signaling device for automobiles : en fr
  • GB622810A - Face milling cutters : en
  • CA456273A - Hydraulic jack : en fr
  • AU137796B2 - Improved device for applying polishing wax orthe like to floors andother surfaces : en
  • CA456337A - Coupling for cables : en fr
  • CA456252A - By-product coke oven : en fr
  • CA456321A - Ophthalmic lens : en fr
  • AU140859B2 - Improvements in or relating to selector mechanism for change speed hub gears of cycle wheels : en
  • US2468818A - Electrically heated dental spatula : en
  • US2469209A - Single-ended antenna system : en
  • GB622780A - Improved spraying machine : en
  • US2468986A - Preparation of odorless fractions of highly branched paraffins : en
  • DK69060C - Device by refrigerator doors. : da en
  • GB622484A - Electron-optical device : en
  • GB622772A - Improvements in or relating to coloured colloid layers : en
  • US2468965A - Electrically heated gilding tool : en
  • DK69130C - Filter for softening domestic water. : da en
  • GB622406A - Improvements in or relating to hair curlers : en
  • GR12028B - SUITCASE CONVERTED INTO A TABLE, TWO STOOLS AND IN AN BOX. : el en
  • US2468897A - Mailbag : en
  • US2469024A - Fire alarm switch : en
  • DK69088C - Retaining device for pipe joints for vacuum lines or other parts belonging to a vacuum cleaner. : da en
  • DK69082C - Process for the preparation of wax pastes for use as polishing or polishing agents. : da en
  • US2469013A - Method of evaluating paper toweling or the like : en
  • US2469253A - Sectional boiler : en
  • AU140057B2 - Apparatus for use in joining the abutting edges of floor coverings such as carpets andthe like : en
  • FR945456A - Improvements to discharge tubes : en fr
  • GB622705A - Improvements in or relating to the production of barrelled fasteners : en
  • US2469299A - Cutting and/or marking apparatus : en
  • US2468756A - Hydrogen fluoride recovery process : en
  • US2468953A - Plural target eye-testing device : en
  • AU139280B2 - Improved process forthe solidification of molasses : en
  • US2468733A - Teeth cleaning unit : en
  • GB622589A - Improvements in or relating to injection syringes : en
  • USD153621S - Educational game board : en
  • FR945381A - Improvement in the assembly of hydraulic couplers : en fr
  • GB622384A - Improvements relating to gas turbine engines : en
  • FR945469A - Process for removing a determined quantity of butter or other plastic material sucked into a tank and apparatus for carrying out this process : en fr
  • US2469334A - Haloalkylation of aromatic hydrocarbons : en
  • CA456437A - Radio frequency measurement comparison : en fr
  • US2469019A - Farm gate : en
  • GB622680A - Improvements in or relating to non-slipping supporting devices or feet for articles : en
  • DK69058C - Device for multi-stage piston steam engines. : da en
  • FR945388A - Thread holder for loom : en fr
  • FR945318A - Suction mouthpiece for vacuum cleaners : en fr
  • GR12025B - METHOD OF MAKING COMMON WIRE Zipper. : el en
  • GB622451A - Improvements in or relating to gas turbine plants : en
  • GB622640A - Apparatus for measuring the output of fluids : en
  • GB622631A - Improvements in or relating to electric plug and socket couplings : en
  • DK69068C - Bearing receiver with an amplitude limitation step for bearing systems where frequency modulated electromagnetic waves are used. : da en
  • FR945391A - Improvement in watertight boxes used for the equipment of underground electrical cables under pressure : en fr
  • US2468885A - Pipe joint : en
  • US2469245A - Method of treating fabrics and resulting product : en
  • US2468857A - Process of making spheroidal gel particles : en
  • AU2615749A - Improvements in or relating to concentrated coffee extracts : en
  • CA456317A - Resinous composition and process of preparing same : en fr
  • GB622388A - Process for the manufacture of c-nitrosoarylamines : en
  • GB622793A - A new or improved bait holder for live bait fishing : en
  • USD153648S - Taylor, jr screen building for outdoor theater : en
  • DK69056C - Process for the preparation of N-substituted 1-o-, 1-m- or 1-p-oxyphenyl-2-methyl-3-aminobutanes. : da en
  • US2469214A - Centrifugal compressor : en
  • US2468774A - Electrical circuit breaker : en
  • US2468859A - Preparation of derivatives of cholesterol : en
  • US2469269A - Unitary mechanical actuator device : en
  • DK69100C - Powder blower. : da en
  • AU132165B2 - Improved power transmission coupling : en
  • CA456312A - Organic compounds and their preparation : en fr
  • US2468987A - Device for compounding mixed drinks : en
  • US2469017A - Method of terminating the polymerization of butadiene-1,3 hydrocarbons : en
  • GB622524A - Improvements relating to pneumatic motors and to packing rings for the pistons thereof : en
  • GB622737A - Improvements in or relating to mechanical stokers for supplying solid fuel to furnaces : en
  • FR945350A - Machine for engraving characters on metals and others : en fr
  • CA456290A - Electric hammer : en fr
  • USD153631S - Design for a table lighter : en
  • US2468922A - Machine for applying labels to containers : en
  • GB622495A - Improvements relating to the treatment of laundry and the like trade effluents : en
  • FR945523A - Automatic correcting device of the ignition advance when starting internal combustion engines : en fr
  • USD153606S - Design for a bill container : en
  • USD153622S - Louvered corrugated metal awning : en
  • US2468790A - Aircraft landing gear : en
  • GB622450A - Improvements in fasteners for sliding windows, shutters, doors and the like : en
  • GB622527A - Improvements in or relating to machines for charging a detonator carrying-plate with detonator tubes : en
  • US2468831A - Reduction of corrosive action of friedel-crafts type catalysts : en
  • US2468846A - Electric lamp and socket : en
  • GB622769A - Improvements in or relating to the manufacture of split poles or rods of bamboo or similar material : en
  • GB622391A - Improvements in or relating to the production and administration of inhalant mists : en
  • US2469186A - High-speed grinding spindle : en
  • GB622486A - Protective device against poisonous gases and dust for factory and like workers : en
  • GB622443A - Wheel pair for railway cars and other vehicles : en
  • AU2686749A - Improvements in or relating to photographic apparatus : en
  • GB622645A - Improvements in methods of making spark gaps, apparatus therefor, and product thereof : en
  • US2468813A - Electric iron having a supporting mechanism : en
  • US2469256A - Dusting brush for vacuum cleaners : en
  • CA456324A - Alloy steel process and product : en fr
  • CA456452A - Auxiliary motor device for driving light vehicles : en fr
  • IE18242L - Wheel mountings for vehicles : en
  • FR945443A - Phase divider coupling system : en fr
  • FR945487A - Method and machine device for rolling couscous : en fr
  • US2468746A - Production of improved diesel engine fuels by the catalytic isomerization of high boiling paraffins : en
  • US2468775A - Impedance matched thermocouple for coaxial conductors : en
  • USD153611S - Design fok a clock : en
  • FR945485A - Narrow bandwidth transformers : en fr
  • US2468890A - Propeller guard and deflector for outboard motors : en
  • GB622605A - Improvements in or relating to electrical distribution systems and protection thereof : en
  • GB622643A - Improvements in rolling mills : en
  • GB622718A - Method of beating or hydration of fibrous cellulose material : en
  • FR945306A - Development of fan rotors : en fr
  • GB622574A - Improvements in and relating to glass tube bending apparatus : en
  • FR945464A - Improvement in the drawing of metal tubes : en fr
  • GB622550A - Method and apparatus for making welded pipe joints : en
  • US2468800A - Weaving reed : en
  • US2469158A - Spring loading means : en
  • US2469179A - Refrigeration : en
  • FR945505A - Soft element seat device : en fr
  • CA16895S - Extension top for a table : en
  • US2468770A - Rosin-styrene interpolymers : en
  • DK69065C - Coupling for generating a grid bias of a mains-operated amplifier tube. : da en
  • US2469051A - Cathode-ray tube deflecting system : en
  • US2468937A - Head apparel : en
  • US2469266A - Magnetic transducer having an irregular nonmagnetic gap : en
  • FR945331A - Advanced bobbin case for conical winding : en fr
  • US2469058A - Game device : en
  • US2469187A - Power digger and loader : en
  • US2468821A - Brad : en
  • US2468757A - Closure cap turning means : en
  • US2468959A - Key case : en
  • AU2172148A - Improvements in ammonium nitrate compositions andmore particularly compressed masses consisting thereof and granules produced by comminution of said compressed masses toa limited extent : en
  • USD153652S - Design fok a sunglass fkame : en
  • GB622448A - Furnace plant : en
  • US2469044A - Adjustable plow sweep : en
  • CA456255A - Photo-electric control mechanism for flame-cutting devices : en fr
  • US2469072A - Corner wall lamp : en
  • CA456398A - Weft straightener : en fr
  • AU2684649A - Emulsions o f ethylene polymers and interpolymers : en
  • USD153614S - Design fob a spinning aerial cargo toy : en
  • CA456366A - Glass supporting skeleton mould : en fr
  • FR945430A - Decal process and product obtained by this process : en fr
  • FR945507A - Improvements to internal combustion engine control devices : en fr
  • US2468912A - Alkyl esters of alpha-acyl, alpha-acylamino, beta(3-indole)-propionic acid : en
  • GB622380A - An improved multi-colour printing machine : en
  • US2469173A - Process of separating doisynolic acids and intermediates therefor : en
  • US2469294A - Induction motor control system : en
  • AU2681249A - Improvements in or relating to cathode ray tube apparatus : en
  • FR945362A - Self-retracting rudder, for light boats, and placed in the front of them : en fr
  • FR945527A - Lubrication of textile materials : en fr
  • GB622426A - Improvements in joints for attaching trailers to vehicles : en
  • US2469042A - Dolly for railway cars, vehicles, and other objects : en
  • US2469125A - Centrifugal compressor for high stage pressures : en
  • US2468742A - Baby bather : en
  • US2468895A - Last support for last inserting machines : en
  • US2468973A - Multisectioned folder : en
  • US2468783A - Method and means for connecting coaxial cables : en
  • US2468834A - Tow folding device for shipping cartons : en
  • FR945364A - Socket for electric lamp : en fr
  • GB622601A - Improvements in band saws for cutting timber : en
  • FR945526A - Composition serving as binder, flame retardant, etc. : en fr
  • CA456364A - Laminated unit and method of making them : en fr
  • CA456443A - Welding apparatus : en fr
  • CA456454A - Process for sulphurizing mineral oils : en fr
  • GB622487A - A device for emptying a drum for malting, drying or the like : en
  • US2468870A - Means for manufacture of rug braids : en
  • US2468920A - Hammered metal finish compositions : en
  • US2469276A - Sediment trap for hydraulic shock absorbers : en
  • CA456392A - Vacuum tube : en fr
  • US2468789A - Stock guide and power control for electric furnaces : en
  • FR945356A - Dormitory truck : en fr
  • FR945358A - Iodine recovery process : en fr
  • GB622408A - Improvements relating to alternating current rectifiers of the dry surface contact type : en
  • GB622743A - Improvements in or relating to the production of poly (methylene-amide)resinous condensation products : en
  • CA456435A - Apparatus for exposing and processing photographic film : en fr
  • US2468942A - X-ray tube cooling apparatus : en
  • US2469154A - Preparation of organo-silicon compositions containing rapidly polymerizable olefinicdouble bonds : en
  • GB622812A - Improvements in or relating to the manufacture of propeller blades : en
  • US2469301A - Golf practice device : en
  • DK69107C - Method of making packaging, eg envelopes, with cutting device. : da en
  • GB622525A - Improvements in fishing reels : en
  • IT447943B - : it
  • US2468729A - Anchorage : en
  • IE18615L - Protective coating on reinforcing iron. : en
  • DK69099C - Solar collector. : da en
  • FR945541A - Improvements in the formation of conductive coatings on glass : en fr
  • GB622479A - Improvements in or relating to automatic frequency control circuit arrangements : en
  • GB622489A - Improvements in or relating to fairleads : en
  • GB622517A - Improvements in coal treating solutions : en
  • DK69092C - Method for manufacturing building boards. : da en
  • DK69095C - Wood preservative. : da en
  • FR945472A - Anti-theft device for automobiles : en fr
  • FR945520A - Jug-doser : en fr
  • GB622756A - Valve mechanism for fluid-pressure operated brakes : en
  • GB622665A - The utilization of atmospheric or gas pressure to augment power units : en
  • CA456448A - Solutizer process for the removal of mercaptans : en fr
  • US2468820A - Means for cooling projected devices : en
  • US2469141A - Polysulfide polymer and process of making : en
  • FR945531A - Device for cooking food : en fr
  • GB622396A - Improvements in or relating to electric cable plug-and-socket connectors : en
  • GB622549A - An improved coupler for scaffold tubes : en
  • FR945536A - Improvements to machines for the manufacture and filling of packaging : en fr
  • FR945368A - Improvements to kitchen utensils : en fr
  • GB622535A - Improvements in sound film drive mechanisms : en
  • US2469052A - Device for dispensing matches : en
  • US2469114A - Shaft seal : en
  • US2469236A - Miniature bowling apparatus : en
  • GB622566A - Improvements in rotary pumps : en
  • FR945359A - Process for extracting iodine from leaching juices of seaweed : en fr
  • FR945387A - Method for installing fasteners on the outside of a bodywork and device for its implementation : en fr
  • FR945428A - Film drive device : en fr
  • GB622560A - Process for extracting gallium oxide from aluminous substances : en
  • US2468749A - Telephone switchboard system : en
  • US2468836A - Anode tube for ionic valves for highvoltage static current converters : en
  • GB622753A - Improved machine for operating upon welded metal structures for removing the welding flash therefrom : en
  • DK69114C - Device for automatic steering systems for ships or aircraft. : da en
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  • GB622785A - Improvements in or relating to the manufacture of platform shoes or the like footwear : en
  • US2469050A - Articulate handle for paint brushes and the like : en
  • US2469287A - Refractory element for electric heaters : en
  • USD153625S - Design foe a brooch or similar article : en
  • GB622528A - Improvements in or relating to vices : en
  • GB622446A - Improvements in and relating to devices for packing small articles into containers : en
  • GB622564A - Improvements in and relating to the production of antibiotic substances : en
  • GB622724A - Electrolytic process and apparatus : en
  • US2469027A - Key cutting machine : en
  • US2469270A - Apparatus for setting finishing compositions : en
  • FR945517A - Process for preserving peeled potatoes, to prevent their discoloration : en fr
  • US2468754A - Discharge wave generator : en
  • US2469008A - Roll film camera with detachable magazine : en
  • US2468726A - Musical instrument : en
  • US2468825A - Plating : en
  • GB622385A - Improvements relating to fluid check devices for doors : en
  • GB622611A - Cutting-off device for extrusion presses : en
  • USD153640S - Schertz ash tray : en
  • GB622510A - A process for the manufacture of pentaenes : en
  • FR945470A - Supersonic flying machine : en fr
  • FR945463A - Planetary gear change applicable in particular to the hubs of cycle wheels : en fr
  • FR945451A - Nutation damping device : en fr
  • US2469291A - Tatting shuttle : en
  • US2469036A - Sheet metal shears : en
  • FR945304A - Variable flow rotary pump : en fr
  • GB622407A - Railway draft rigging : en
  • FR945349A - Improvements to boilers : en fr
  • FR945482A - Bodywork system, especially for buses and trolleybuses : en fr
  • GB622424A - An improved means of applying lubricant to rails and wheels of railways : en
  • CA456297A - Printing device : en fr
  • FR945355A - Automatic electric switch switch : en fr
  • USRE23108E - Axial blower : en
  • GB622726A - Improvements in and relating to electric transformers : en
  • US2468964A - Hydraulic transmission : en
  • GB622551A - A method of making biscuits consisting of differently coloured doughs and biscuits made according to this method : en
  • GB622641A - A compartmented device for arranging and storing sheet-form articles : en
  • FR945327A - Seat : en fr
  • CA456374A - Direction finder : en fr
  • US2468835A - Vehicle spring construction : en
  • US2468858A - Outlet for humidifying ducts : en
  • GB622670A - Industrial truck : en
  • GB622734A - Improvements relating to the bearing supports of rotary drums : en
  • GB622475A - Improvements in or relating to apparatus for stacking or unstacking crates : en
  • GB622754A - Method of activating the nutrient constituents of dehydrated leafy vegetation : en
  • USD153649S - Design for a dress : en
  • FR945408A - Hedge shears : en fr
  • DK69128C - Coherent package of writing paper for use in typewriters. : da en
  • GB622545A - Folding hand truck : en
  • FR945431A - Filmed illustration and its embodiment : en fr
  • GB622701A - Improvements in or relating to blading locking arrangements for a bladed rotor : en
  • US2469138A - Transmitting apparatus for inductive carrier railway train communication systems : en
  • GB622644A - Improvements in or relating to paper-making machines : en
  • US2468980A - Piston sealing structure : en
  • US2469254A - Ear trumpet, including adjustable sections : en
  • GB622410A - Improvements in electrical apparatus, such as a radio-receiver, comprising a cabinet with a separate scale : en
  • GB622511A - Improvements in and relating to aqueous emulsions, latices, or dispersions of polymers and interpolymers of vinyl chloride : en
  • GB622478A - Improvements in or relating to winches : en
  • CA456288A - Truck : en fr
  • GB622449A - Improvements in or relating to rope-soled shoes : en
  • CA456367A - Glass supporting frame : en fr
  • US2469107A - Chlorinated wax-polystyrene composition : en
  • DK69063C - Electric vehicle designed to run between two stations without power supply while driving. : da en
  • DK69087C - Apparatus for short-term heating of vegetable products, before they are peeled or peeled. : da en
  • DK69112C - Spring-loaded wheel ring, especially for bicycles. : da en
  • US2468913A - Airplane and helicopter sustained aircraft : en
  • US2469021A - Portable ice skating floor : en
  • AU1880445A - Voltage regulated rectifier circuit : en
  • CA456338A - Apparatus for stretch forming elongated articles : en fr
  • GB622423A - Improvements in or relating to dividing heads for metal-cutting and like machine tools : en
  • DK69096C - Process for carrying out polymerization of a monomeric polymerizable compound in a liquid medium. : da en
  • GB622429A - Improvements in domestic wash boilers : en
  • GB622371A - Improvements in or relating to mountings for contact members of domestic electrical accessories : en
  • GR12026B - IRON RECTANGULAR TRANSMISSION WRONG WRONG, FOR REINFORCED CONCRETE. : el en
  • GB622694A - Improvements in or relating to folding photographic cameras : en
  • DK69122C - Swing animals. : da en
  • FR945478A - Carburetor improvements : en fr
  • US2469086A - Reciprocating compressor having means for separating gaseous refrigerant from foam : en
  • GB622569A - Combined chair and steps : en
  • CA456293A - Concrete block road : en fr
  • CA456464A - Automatic fuel control : en fr
  • CA456286A - Fuel oil conditioner : en fr
  • GB622582A - Improvements in electromagnetically operated switches for use in motor vehicle headlight dipping and/or deflecting mechanism : en
  • US2469043A - Centrifugal governor for motors : en
  • US2469118A - Centering means for railway draft devices : en
  • AU2105948A - An improved float for cistern valves andthe like : en
  • GB622728A - Improvements in fastening devices for engine cowlings, cover plates and like purposes : en
  • GR12017B - SOAP ADVERTISING. : el en
  • US2469048A - Lifting mechanism : en
  • US2469231A - Electrical precipitator : en
  • US2469175A - Mattress : en
  • US2469038A - Pressure responsive valve mechanism : en
  • AU144522B2 - An improved float for cistern valves andthe like : en
  • US2469282A - Device for indicating the sum of the intensity and duration of sound : en
  • FR945411A - Improvements to radio-receivers : en fr
  • GB622706A - Improvements in and relating to the treatment of liquids with gases or vapours : en
  • CA456458A - Diesel-electric vehicle with automatic field weakening of the driving motors : en fr
  • GB622402A - Improvements in spring devices : en
  • FR945491A - Magnetic energy transformer mechanical energy generator : en fr
  • US2468938A - Torch controlling fixture for flame cutting machines : en
  • FR945322A - Spinning loom : en fr
  • AU143224B2 - Improvement in decating machine and method : en
  • CA456455A - Detection of obstacles by means of electromagnetic impulses : en fr
  • GB622635A - Improvements in and relating to brace ends : en
  • GB622711A - Improvements in or relating to circuits for the modulation of electrical oscillations : en
  • GR12016B - SYSTEM IN EVERYTHING LIKE THE THREE PIPES OF SMOKING CIGARETTES, CIGARS AND TOBACCO, REFINING ALL POISONOUS SUBSTANCES. : el en
  • US2469146A - Steel helmet : en
  • US2469246A - Infant's shirt : en
  • US2469166A - Binding means for loose leaves : en
  • USD153655S - Design fok a cabinet for a heater or the like : en
  • AU2618849A - Rotor for compressor or turbine : en
  • CA456280A - Polishing apparatus : en fr
  • GB622412A - Improvements connected with hack-saws : en
  • IE18683L - Lower aliphatic esters : en
  • AU1339047A - Devices for treatment of matters with highspeed electrons : en
  • US2468904A - Production of carbon bisulfide : en
  • US2468994A - Automatically corrected means for removing beetroot tops : en
  • CA456416A - Water heating system : en fr
  • US2469063A - Pan-tilt tripod head : en
  • CA456457A - Coating composition for metals : en fr
  • AU146253B2 - Improvements in or relating to high pressure electric discharge lamps : en
  • GB622375A - Improvements in and relating to apparatus for heating air or other gaseous fluids : en
  • US2468982A - Preparation of bis-phenols : en
  • US2469279A - Coupling for tractors and semitrailers : en
  • CA456315A - Curing of copolymers : en fr
  • US2469324A - Circuit tuner : en
  • AU140506B2 - Drive chain : en
  • AU143225B2 - Liquid wax composition and method of preparation : en
  • US2468955A - Pocket structure : en
  • US2469096A - Ventilator : en
  • US2469106A - Landing gear for aircraft : en
  • US2468875A - Radial clearance gauge : en
  • GB622656A - Improvements in or relating to circuits for producing a sawtooth-shaped current in the deflecting coils of a cathode-ray tube : en
  • US2469323A - Railway truck : en
  • US2468887A - Metatarsal and outer longitudinal arch support : en
  • CA456410A - Thermal retarder : en fr
  • GB622537A - Improvements in or relating to furnaces : en
  • DK69097C - Device for crystal pickups. : da en
  • CA456470A - Dynamotor : en fr
  • US2468866A - Oil filter and cooler : en
  • DK69073C - Electric quotient measuring device with three fixed field coils and a rotating magnet. : da en
  • FR945344A - Process for manufacturing covering assemblies used in construction, elements intended for the implementation of this pig, and assemblies obtained according to this process or using these elements : en fr
  • FR945499A - prefabricated masonry elements and their method of assembly : en fr
  • US2469070A - Open floor grating and method of making the same : en
  • FR945439A - Spring watch movement, with motor winding : en fr
  • GB622666A - Improvements in or relating to fluid-operated jacks : en
  • CA456274A - Marker for games and the like : en fr
  • US2468990A - Guiding and supporting structure for drawers : en
  • AU131623B2 - Improvements in radio position finding : en
  • AU2679549A - Process for reducing the extensibility of nylon cords andthe like : en
  • CA456386A - Supply system operating with mercury arc rectifiers and supplying loads capable of regenerative operation : en fr
  • GB622399A - Improvements in scoring boards for games : en
  • CA456277A - Closure panel and strip therefor : en fr
  • CA456311A - Copolymer of isopropenyl toluene and acrylate and process of producing same : en fr
  • CA456405A - Apparatus for bending : en fr
  • FR945397A - Aircraft training : en fr
  • FR945326A - Developments in the manufacture of yarn from fiber strands : en fr
  • DK69126C - Method for producing insulating material. : da en
  • FR945525A - Compositions of vinyl resins : en fr
  • GB622600A - Improvements in and relating to the operation of fluorescent lamps from low voltage d.c. circuits : en
  • AU132430B2 - Improvements in or relating to gun turrets and to the supply of ammunition thereto : en
  • CA456309A - Water-soluble melamine-formaldehyde resin and process of preparing the same : en fr
  • FR945468A - Radio-determination system for distance or altitude : en fr
  • GB622621A - Improvements relating to electric plug connectors : en
  • US2468777A - Can body making machine : en
  • FR945522A - Control device for electrically operated textile machines : en fr
  • FR945353A - Machine for degreasing watch parts : en fr
  • GB622742A - Improvements in oil lamps : en
  • FR945309A - Process for the preparation of liquids containing products of hydrolysis of silicon esters : en fr
  • FR945433A - Special bottles : en fr
  • US2469161A - Auxiliary feeder for hat formers : en
  • AU2618749A - Anew or improved mobile combination woodworking machine : en
  • CA456388A - Compressor system : en fr
  • US2468753A - Bleaching oils and fats : en
  • USD153616S - Spoon or similar article of tableware : en
  • US2469296A - Belt driving mechanism : en
  • US2468883A - Airplane wing : en
  • GB622529A - A process for the manufacture of úõ-ª†-ribonic acid lactone : en
  • FR945392A - snap-action locknut and corresponding tools : en fr
  • FR945510A - Machine for harvesting beets : en fr
  • GB622792A - Improvements in rotary pumps, compressors, motors or the like : en
  • US2469144A - Toy airplane : en
  • US2469258A - Sharpener : en
  • USD153593S - Design fob an automobile grille guard : en
  • US2468736A - Slotted cathode structure : en
  • US2469004A - Back tension drive : en
  • US2469264A - Generation and modulation of alternating current signals : en
  • USD153647S - Design fok a csib tot or the like : en
  • US2468862A - Fluid filtering element : en
  • US2469108A - Wax-polyamide-pinene resin coating composition : en
  • US2469109A - Noncorrodible valve : en
  • GB622365A - An improved combination tool intended more especially for leather workers : en
  • US2468968A - Magnetic field strength indicator : en
  • GB622774A - Improvements relating to radio frequency heating apparatus : en
  • US2468766A - Recovery of chlorine from hydrogen chloride : en
  • US2468957A - Resilient mounting for tractor track idlers : en
  • DK69077C - Electrical bushing capacitor. : da en
  • FR945379A - Thermoelectronic lamp grid with direct fixing of cross wires : en fr
  • FR945401A - Convertible cinematographic projection device with single cam desmodromic motion block for film drive : en fr
  • GB622422A - Improvements in or relating to electric discharge devices : en
  • US2469133A - Magnetoelectric machine : en
  • US2468915A - Patch pocket and method of making same : en
  • USD153619S - Design for a clock : en
  • GB622503A - Improvements in the method for emulsifying substances and devices therefor : en
  • FR945385A - Adjustable mirror : en fr
  • GB622403A - Improvements in or relating to electric sealing irons : en
  • GB622411A - Improvements relating to gas-turbine-engines : en
  • GB622759A - Improvements in liquid atomizing methods : en
  • US2469249A - Process of scouring cellulosic textiles using steam : en
  • DK69059C - Device for die setting and line casting machines. : da en
  • FR945378A - Improvements to film drive devices : en fr
  • GB622581A - Improvements in and relating to electric lamp holders : en
  • GB622366A - Improvements relating to the mounting of instruments : en
  • GB622427A - Improvements in or relating to electro-magnetic devices : en
  • FR945476A - Spark plug and its manufacturing process : en fr
  • FR945437A - Device for rotating heat engines with a view to starting, checking or breaking them in : en fr
  • GB622501A - Improvements in or relating to linkages for use in computing the volumes of solids of revolution : en
  • US2468861A - Production of chloral alcoholate : en
  • FR945467A - Improvements to the preparation of shellac : en fr
  • GB622809A - Improvements in and relating to pottery machines : en
  • US2468817A - Pocket container for postage stamps : en
  • FR945492A - Anti-theft system, more particularly applicable to motor vehicles : en fr
  • FR945477A - Improvements to injection pumps : en fr
  • GB622667A - Improvements in or relating to electric discharge tubes : en
  • US2468796A - Method of and apparatus for dual coil induction heating : en
  • FR945459A - Improvements to transformer isolation : en fr
  • AU2030848A - Improved device for applying polishing wax orthe like to floors andother surfaces : en
  • CA456278A - Door spring : en fr
  • CA456451A - Automatic telephone system : en fr
  • CA456348A - Abrading lap and method of abrading resulting from the use thereof : en fr
  • FR945384A - Template for tracing the necklines in the making of the patterns : en fr
  • IS190B6 - Locking blocks for fishing nights, especially herring nights. : en is
  • US2468765A - Adjustable bed frame : en
  • US2469003A - Lubricating oil compositions : en
  • US2469295A - Synthetic resins and method for producing same : en
  • USD153642S - Design for a christmas tree ornament : en
  • CA456291A - Article-feeding mechanism : en fr
  • US2468811A - Surcingle : en
  • GB622386A - Improvements in shears and the like : en
  • GB622744A - Gear finishing : en
  • FR945513A - Improvements made to metal ovens for cooking food products : en fr
  • US2469135A - Tray type fuel oil burner : en
  • US2468804A - Fluid-cooled gas blanketed arcwelding torch : en
  • US2469224A - Compressor unloader : en
  • US2468847A - Snap action coupling device : en
  • GB622672A - Device for utilising the electrostatic attraction produced by the passage of electric current across the surfaces of contact between a semi-conductor and a conductor : en
  • GB622760A - Improvements in or relating to looms for weaving : en
  • GB622554A - Improvements in or relating to ice detecting apparatus for air compressors : en
  • DK69053C - Method for removing spinning oil from raw weaving, sizing carpet fabrics. : da en
  • GB622436A - Ties for metal door frames : en
  • GB622497A - Improvements in or relating to the production of centrifugal castings : en
  • GB622653A - Improvements in or relating to a method of, and apparatus for making brushes : en
  • GB622762A - Improved apparatus for shaping crankpins in reciprocating engines : en
  • FR945449A - Accessories item for cars, motorcycles and cycles such as nail guards : en fr
  • GB622530A - Improved manufacture of ultraviolet transmitting high silica glass articles : en
  • US2468926A - Flash hider for machine guns : en
  • USD153608S - Hileman mowing machine : en
  • GB622383A - Improvements in or relating to steering gear for variable track vehicles : en
  • GB622791A - Slider for sliding clasp fasteners : en
  • FR945325A - Variable speed automatic transmission : en fr
  • FR945425A - Advanced screwdriver : en fr
  • GB622404A - Cementing casings and the like in wells : en
  • AU2680649A - Improvements in or relating to anisotropic permanent magnets : en
  • US2469149A - Space heater : en
  • US2469247A - Tape holder : en
  • AU2677049A - Improvements in or relating toa multi-grid cathode loaded power amplifier circuit : en
  • AU145203B2 - Dynamoelectric machine : en
  • CA16896S - Lawnmower : en
  • CA456370A - Method of and means for visually reproducing signals : en fr
  • US2469090A - Extraction of aconitic acid from sugar cane : en
  • CA456418A - Water heater control system : en fr
  • DK69054C - Process for the preparation of 7-dehydrosterols, for example 7-dehydrocholesterol, derivatives thereof or their irradiation products. : da en
  • CA456326A - Brush spring assembly : en fr
  • US2469078A - Seal for rotary kilns : en
  • CA456421A - Piston expander : en fr
  • CA456434A - Arrangement for locating leaks of fluid in electric cables and pipe lines : en fr
  • CA456438A - Facsimile apparatus : en fr
  • AU2622249A - Improvements in or relating to steel mast pipes and method of jointing same : en
  • AU32946A - Improvements in radio position finding : en
  • CA456259A - Toy : en fr
  • CA456453A - Halo-iso-pentenes from 2-methyl-2,3-dihalobutanes : en fr
  • AU148371B2 - Improved swim mitten : en
  • US2468992A - Hanger bracket device : en
  • US2469010A - Razor : en
  • CA456362A - Glass bending : en fr
  • AU2028948A - Apparatus for use in joining the abutting edges of floor coverings such as carpets andthe like : en
  • GB622736A - Improvements in or relating to seal assembly : en
  • US2469160A - Work stop for use with collets : en
  • CA456275A - Electrode trimmer : en fr
  • AU147596B2 - Improvements in or relating to photographic apparatus : en
  • CA456469A - Automotive vehicle : en fr
  • US2469131A - Inflatable door sealing system : en
  • GB622634A - Improvements relating to high frequency electron discharge tube structure : en
  • US2468940A - Printing cellulose ester material with acid and direct dyes : en
  • US2469240A - Hollow resonator discharge device : en
  • US2468852A - Circuit interrupter : en
  • CA456262A - Portable skate sharpener : en fr
  • GB622382A - Improvements in or relating to electric circuit-breakers having arc-extinguishing means : en
  • CA456383A - Press for extruding metals : en fr
  • FR945319A - Radioactive emanation treatment device : en fr
  • GB622626A - Manufacture of a bladed turbine disc : en
  • AU149383B2 - Improvements in or relating to means for moulding concrete blocks anda method of moulding concrete blocks therewith : en
  • DK69108C - Method for making photographic layers. : da en
  • FR945372A - Double-effect lighting device for framed paintings and photographs : en fr
  • FR945376A - Device for suspending and centering moving coils of loudspeakers and microphones and method of making it : en fr
  • GB622413A - Improvements in the manufacture of insulated electric conductors : en
  • AU2681349A - Improvements in or relating to television apparatus : en
  • AU2642649A - Fluid seals for rotatable shafts : en
  • CA456377A - Insulated electric cable and insulation therefor : en fr
  • CA456365A - Glass supporting carriage : en fr
  • GB622628A - Improvements in and relating to the production of chocolate and cocoa powder : en
  • US2469180A - Self-contained high-frequency oscillator : en
  • AU235346A - Cathode beam transmitter tubes : en
  • AU2106548A - A machine for removing rust, scale andthe like material from bars, tubes and rods : en
  • CA456358A - Manufacture and production of hollow articles : en fr
  • US2468751A - Object detecting and locating system : en
  • FR945418A - Table for the material realization of graphic compositions, in particular with a view to educational, advertising or amusement effects : en fr
  • US2469007A - Manure loader : en
  • US2469259A - Air conditioner : en
  • US2469226A - Collar clamping apparatus : en
  • GB622767A - Improvements in or relating to the blades of axial flow compressors and turbines andthe means for fixing them : en
  • FR945316A - Perforated refractory block for heat recovery units : en fr
  • GB622613A - Improvements in and relating to thermal responsive systems : en
  • GB622677A - Improvements in or relating to the production of cellular concrete : en
  • CA456353A - Catalytic lighter : en fr
  • GB622607A - Improvements in or relating to roofing : en
  • US2469067A - Ice cube tray : en
  • CA456396A - Electric communication cable : en fr
  • GB622418A - Improved anti-friction bearing : en
  • IE18744L - Printing with polyvinyl resins : en
  • GB622421A - Improvements relating to heat interchange apparatus : en
  • GB622685A - Theatre chair : en
  • USD153618S - Murphy etal railway dining car body : en
  • GB622496A - Improvements in photographic cameras : en
  • IE19596L - Automatic telephony : en
  • US2469315A - Heat exchanger : en
  • US2468892A - Supporting girt : en
  • US2469142A - Air conditioning : en
  • CA456260A - Home-style cigarette making device : en fr
  • FR945321A - Safety device, especially for presses : en fr
  • GB622764A - Improvements in or relating to butter churns : en
  • GB622573A - Improvements in and relating to control systems for electric motors : en
  • CA456442A - Lead wire straightening machine : en fr
  • US2468724A - Wrinkle flexible material with rubber solution coating : en
  • US2469045A - Bubble composition : en
  • US2469121A - Range draft control : en
  • US2468939A - Mounting for hydraulic shock absorbers : en
  • US2468991A - Vibrating device : en
  • US2469316A - Heat-exchange unit : en
  • US2469328A - Dry-air pump : en
  • US2468872A - Distilling head : en
  • US2469191A - Bottle capping die : en
  • US2468867A - Internal expanding pipe wrench : en
  • US2468909A - Auxiliary air heater : en
  • USD153583S - Design for a bottle cap or similar article : en
  • GB622674A - Improvements in or relating to oscillatory or reciprocating apparatus for conveying materials : en
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  • CA456422A - Rat-pellagra preventing compound and process of production : en fr
  • DK69102C - Engine unit for operating a shaft with variable speed. : da en
  • CA456467A - Friction composition product and method of making the same : en fr
  • US2468773A - Illuminating device : en
  • US2468927A - Art of manufacturing shoe counters : en
  • CA456305A - Tubular heat exchanger : en fr
  • FR945429A - Call numbering system for automatic telephony : en fr
  • FR945440A - Camera for instantaneous relief photography, at variable distances : en fr
  • GB622381A - Improvements in or relating to electric circuit-breakers having arc-extinguishing means : en
  • FR945338A - Mobile chemical and mechanical descaling plant : en fr
  • FR945528A - Manufacturing process of sheet steel sheet piles : en fr
  • GB622377A - Improvements in electrical connectors : en
  • GB622378A - Improvements in or relating to glass envelopes, for example, for electric discharge devices : en
  • GB622795A - Improvements in mechanical elevators for the continuous conveyance of products in bulk condition : en
  • GB622741A - Improvements in or relating to method of increasing the high temperature strength ofheat-resisting alloys : en
  • GB622749A - Improvements in railway car couplers : en
  • FR945339A - Improvements to electric motor clamshells : en fr
  • FR945386A - Electric hot water and steam heater : en fr
  • GB622493A - Improvements in and relating to gauges : en
  • US2469105A - Weatherproof transmitter resistor device : en
  • GB622691A - Improvements in and relating to processes and apparatus for treating sewage : en
  • DK69086C - Bag lock. : da en
  • CA456356A - Attachment insert : en fr
  • GB622432A - Improvements in or relating to rotary variable delivery pumps : en
  • US2468812A - Digit indicator for slide rules : en
  • US2469261A - Teeth cleaning assembly : en
  • US2469331A - Electron tube : en
  • US2469347A - Unitary chalk and eraser holder : en
  • CA456318A - Rotary engine power plant : en fr
  • US2468914A - Foldable vehicle : en
  • GB622675A - Manufacture of new synthetic resinous condensation products : en
  • AU145603B2 - Improved processes and apparatus forthe vacuum flotation treatment of coal, ores andthe like : en
  • GB622462A - Improvements in and relating to electric transformers : en
  • FR945361A - Cryptotelegraphy device : en fr
  • US2469137A - Vibration indicator : en
  • GB622709A - Improvements in or relating to percussive tools : en
  • GB622415A - Improvements in and relating to multi-stage compressors, pumps, turbines, or similar rotary machines or engines : en
  • US2468993A - Motion-picture projector : en
  • US2469085A - Hydraulic power transmission : en
  • US2468893A - Airplane amusement device : en
  • CA456409A - Thermal retarder : en fr
  • USD153575S - Design for a child s scooter : en
  • AU2666349A - Improvements in or relating to high frequency induction heating equipment : en
  • US2469053A - Automatic sear for automatic and semiautomatic firearms : en
  • US2469242A - Collapsible luggage carrier : en
  • FR945432A - perfected lipstick case : en fr
  • AU147099B2 - Improvements in or relating to devices for producing sawtooth voltages : en
  • CA456314A - Rubber vulcanization accelerator : en fr
  • CA456433A - Manufacture of grid-like electrodes for electric discharge tubes : en fr
  • US2468755A - Fatty acid amine salt composition : en
  • US2469181A - Power attachment for tractors : en
  • US2468999A - Lifting device : en
  • US2469014A - Chuck : en
  • CA456339A - Method of weld control : en fr
  • CA456303A - Printing device : en fr
  • CA456414A - Thermal retarder switch unit : en fr
  • FR945444A - Small collector and its manufacturing process : en fr
  • GB622771A - Improvements in or relating to missile projectors : en
  • USD153634S - Design fob a table lighter : en
  • AU145345B2 - Improvements in or relating to thermionic valve amplifiers : en
  • CA456412A - Water heater control system : en fr
  • CA456271A - Article of wearing apparel : en fr
  • US2468929A - Drive unit for floor treating machines : en
  • US2469069A - Trolley suspended playground device : en
  • USD153651S - Design for a combined pkessuke gauge and belief valve ok simi- lar article : en
  • CA456459A - Elastic garment and method of making them : en fr
  • US2468944A - Shoe construction : en
  • AU142572B2 - Improvements in or relating to concentrated coffee extracts : en
  • AU2677449A - Improvements in or relating to selector mechanism for change speed hub gears of cycle wheels : en
  • CA456446A - Deicer : en fr
  • US2469250A - Ladys head covering : en
  • AU146849B2 - Fluid seals for rotatable shafts : en
  • DK69076C - Apparatus with an electromagnet whose core has a flat pole piece, in particular a relay. : da en
  • CA456382A - Mixing apparatus : en fr
  • CA456329A - Method of forming roller bearing cups : en fr
  • US2468869A - Organosilicon compositions and methods of making them : en
  • US2469212A - Temperature-regulating valve mechanism for heat-exchange devices : en
  • US2468951A - Folded box : en
  • USD153629S - Design for a brooch or similar article : en
  • CA456361A - Laminated glazing panel : en fr
  • AU2679049A - Improvements in or relating to thermionic valve amplifiers : en
  • US2468928A - Electronic oscillator-detector : en
  • US2468787A - Aerodynamic impelling device : en
  • US2469136A - Gun type burner : en
  • BE485671A - Improvements in the production of new resinous polyesters : en fr
  • CA456380A - Control for automatic burners : en fr
  • US2468923A - Vinyl acetate polymerization process : en
  • US2469260A - Truss : en
  • DK69072C - Coupling to power supply system. : da en
  • DK69125C - Process for the production of webs of cement-fabric mixtures reinforced with wickerwork or fabric of metal wire. : da en
  • GR12024B - SPECIAL ELECTRICITY PRODUCTION MACHINE. : el en
  • FR945436A - Anti-fraud device for gas meters : en fr
  • GB622433A - Improved wheel suspension for vehicles : en
  • FR945426A - Installation for the transfer of large volumes of liquids and device for its realization : en fr
  • GB622616A - Improvements in or relating to automatic adjusting devices for internal shoe drum brakes : en
  • FR945489A - Improvements to the hangars : en fr
  • GB622455A - Improvements in radio-receiving apparatus for steering aircraft in a predetermined path : en
  • GB622469A - Means for rectification : en
  • US2468979A - Wheel type target member : en
  • US2468981A - Troweling machine : en
  • FR945366A - Furniture manufacturing : en fr
  • FR945546A - Electro-chemical process with special product for printing engravings on steel : en fr
  • US2468763A - Bicycle stand : en
  • FR945434A - Advanced device for immobilizing window sashes in any desired position : en fr
  • US2468868A - Glass of very rapid fusion and high point of transformation : en
  • US2469342A - Method and apparatus for molding plastics : en
  • FR945438A - New hair dyeing process : en fr
  • US2468989A - Uncooked wrinkle composition containing synthetic rubber and conjugated double bonded oil : en
  • CA456394A - Wire retaining device : en fr
  • GB622625A - Improvements in, or relating to, lockers usable as seats in ambulances : en
  • USD153582S - Design for an insulating siding corner unit : en
  • GB622470A - Improvements in or relating to electric measuring instruments for measuring the moisture content of materials : en
  • FR945314A - Blue-veined goat's milk cheese : en fr
  • FR945320A - Container such as cistern : en fr
  • GB622775A - Improvements in or relating to hearses : en
  • GB622409A - Improvements in mechanism for reciprocating the beds of printing machines : en
  • GB622559A - Improvements in or relating to a process of producing diphenylacetonitrile and the product resulting therefrom : en
  • FR945503A - Method and apparatus for applying pigment to paper : en fr
  • GB622370A - Improvements relating to windshield cleaners : en
  • GB622454A - Improvements relating to solid fuel heating stoves : en
  • US2468995A - Height gauge : en
  • US2469100A - Laminated magnetic core : en
  • GB622519A - Improvements in or relating to gate and door supports : en
  • GB622763A - Improvements in or relating to push-pull mixing circuits : en
  • GB622472A - Improvements in or relating to photo-electric follower apparatus : en
  • GB622714A - Improvements in and relating to radial flow blowers : en
  • GB622715A - Erection seat for building elements : en
  • FR945399A - Improvements to electrical circuits used at very high frequencies : en fr
  • FR945450A - Relief valve for aircraft de-icing equipment : en fr
  • FR945550A - Improvements to medical needles : en fr
  • GB622632A - Invention relating to detachable magnetic pipe connections : en
  • GB622572A - A method of and apparatus for ventilating railway carriages : en
  • DK69085C - Bottle, especially hot water bottle, or similar liquid container. : da en
  • GB622702A - Improvements relating to burners for pressure oil stoves : en
  • US2468795A - Flare : en
  • US2468828A - Hydraulic drive for motor vehicles : en
  • USD153610S - Design for an earring : en
  • US2468952A - Process for the preparation of di-thiazyl disulfide : en
  • US2468771A - Process of preparing fibers and yarns : en
  • US2469047A - Braiding machine : en
  • US2469055A - Stapling machine : en
  • FR945394A - Improvements to metal alternating current rectifiers : en fr
  • US2469089A - Bobbin check for weft replenishing looms : en
  • US2469303A - Insect repellent comprising benzyl ethers of ethylene glycol : en
  • US2469332A - Method for conversion of hydrocarbons : en
  • GB622595A - Improvements in relating to unidirectional pawl and rachet devices : en
  • GB622664A - Improvements in dispersion of carbon black : en
  • US2469196A - Magneto magnet : en
  • AU2625549A - Process for preparing monomethylol dicyandiamide : en
  • US2468945A - Altitude responsive control and signal device : en
  • FR945481A - Improvements to upsetting machines : en fr
  • GB622692A - Improvements relating to mirrors : en
  • GB622755A - Improvements in drums or canisters : en
  • GB622522A - Improvements in and relating to pivoted, movable, and rocking sanitary beds : en
  • GB622639A - Improvements in or relating to lifting gear for ploughs : en
  • GB622786A - Improvements relating to power transmission mechanism for motor vehicles : en
  • GB622630A - Means for aiding in the picking of fruit and the like : en
  • GB622679A - Improvements in or relating to grid-controlled electric discharge tubes : en
  • US2468727A - Sectional radio cabinet : en
  • US2469284A - Flushing fluid for hydraulic : en
  • FR945303A - Waterproof connection device for different applications : en fr
  • GB622405A - Method of and means for producing in helical gears modifications of the helical angle : en
  • GB622708A - Improvements relating to fuel injection pumps for internal combustion engines : en
  • GB622722A - Improvements in or relating to differential manometers : en
  • US2468740A - Smoke actuated fire alarm : en
  • FR945529A - Sheet steel piles : en fr
  • DK69101C - V-neck chain with pressure bodies, which can roll and have cylindrical running surfaces, for sprocket gears with opposite conical discs. : da en
  • US2468853A - Abrasive web material : en
  • FR945512A - Universal machine tool : en fr
  • FR945519A - Method for performing copulations : en fr
  • FR945494A - Improvements to bleaching processes : en fr
  • US2469033A - Refuse collector : en
  • GB622783A - Improvements in electromagnetic relays : en
  • GB622699A - Process for manufacturing modified waxes for improved polishing compositions : en
  • US2468950A - Snowplow : en
  • US2469075A - Vibration eliminating support for steering columns : en
  • FR945377A - Improvements to narrow locks for iron doors : en fr
  • FR945462A - Selector mechanism for epicyclic type gear changes, especially for cycle hubs : en fr
  • GB622779A - Improvements in or relating to lapping tools : en
  • CA456300A - Printing device : en fr
  • CA456403A - Conductive coating for glass and method of application : en fr
  • CA456426A - Heat exchanger : en fr
  • USD153580S - Design fob an insulating siding corner unit : en
  • GB622590A - Improvements in mixing or agitating apparatus : en
  • GB622697A - Improvements in or relating to apparatus for the manufacture of chemical substances : en
  • GB622499A - Improvements in or relating to apparatus for playing table cricket : en
  • GB622565A - Improvements in electrical plug and socket connectors : en
  • GB622739A - Improvements relating to fluid pressure operated brake systems for aircraft : en
  • US2469326A - Interpolymerization of thiophene and butadiene : en
  • GB622369A - Improvements relating to gas turbine engines : en
  • DK69069C - Bearing apparatus, in which two identical directional antenna systems are used, which form an angle with each other. : da en
  • FR945521A - Slice-cutting machine with mechanism for starting a reciprocating fixing table : en fr
  • GB622506A - Improvements in and relating to cigarette ash trays and the like : en
  • GB622747A - Improvements in or relating to structural or like members : en
  • US2468903A - Vertical tubular heat exchanger : en
  • DK69051C - Process for recovering fermentable molds. : da en
  • DK69078C - Multiple bushing capacitor. : da en
  • US2469087A - Derrick mover : en
  • CA456306A - Heat exchanger : en fr
  • AU2132048A - Improvements in electric toasters : en
  • CA456387A - Electrolytic recovery of zinc : en fr
  • GR12020B - SUGAR OVEN. : el en
  • US2469111A - Locked coupling : en
  • US2469200A - Harness motion for looms : en
  • US2469218A - Negative feed-back transmission system : en
  • FR945369A - Tube for cosmetics or the like : en fr
  • GB622447A - Improvements in mechanism for operating sliding doors and the like : en
  • CA456369A - Electron discharge device : en fr
  • US2468786A - Electromagnetic core assembly and method : en
  • GB622390A - Improvements in chicken brooders : en
  • US2469171A - Accumulator shell sealing plug : en
  • US2468958A - Apparatus for treating crude oil vapors : en
  • DK69119C - Apparatus with light source and light-sensitive cell for remote liquid level display. : da en
  • GB622757A - Improvements in or relating to couplings for articulated vehicles : en
  • CA456357A - Art of grinding annular surfaces : en fr
  • US2469018A - Cylinder lock key retainer and positioner : en
  • US2469077A - Machine tool with automatic feed device : en
  • US2469157A - Thermosetting urea-formaldehyde composition : en
  • US2469174A - Pulse-modulated wave-signal generator : en
  • USD153590S - Eichman airplane : en
  • CA456360A - Laminated glass for mounting therefor : en fr
  • FR945497A - Electric feeler, for looms : en fr
  • GB622731A - Improvements in and relating to the manufacture of coloured photographic layers : en
  • US2469228A - Insect repellent : en
  • DK69115C - Method for making slippers with an insert enclosed by a blood wear sole and a insole. : da en
  • FR945404A - Process for producing artificial yarns from alkaline solutions of carboxymethylcellulose and resulting products : en fr
  • GB622467A - Improvements in or relating to plug and socket connectors for electric circuits : en
  • US2468737A - Electrical connecting fixture : en
  • US2468802A - Tracing device : en
  • GB622648A - Improvements in and relating to cooling systems for electrical apparatus : en
  • GB622776A - Railway sleeper of reinforced concrete : en
  • FR945393A - Kneader protection system : en fr
  • GB622498A - Improvements in boxes for display purposes : en
  • FR945458A - Control system for electric arc furnaces : en fr
  • CA456330A - Chuckless turning machine : en fr
  • CA456332A - Machine for assembling roller bearings : en fr
  • AU2616149A - Aqueous wax compositions and method of preparation : en
  • GB622546A - An improved system for parking motor cars and other vehicles : en
  • GB622598A - An improved system of lubrication : en
  • US2469271A - Oil burner : en
  • CA456301A - Printing device : en fr
  • US2469066A - Pulse multiplex receiver : en
  • GB622727A - Improvements in or relating to machines for digging potatoes, carrots and the like : en
  • AU141269B2 - Improvements in and relating tothe cooling of horizontal piston motors : en
  • AU2616349A - Fabric-treating composition and method of preparation : en
  • AU147541B2 - An improved device for administering drenches to livestock : en
  • US2469184A - Sponge-down apparatus : en
  • CA456379A - Centrifugal mould heating means : en fr
  • CA456390A - Rectifier dialling for universal systems : en fr
  • US2468752A - Piston rod packing : en
  • USD153609S - Design for a combination dental floss holder and container or similar article : en
  • US2468784A - Autoloading pistol : en
  • US2469311A - Screw locking device : en
  • GB622561A - Manufacture of di(alkoxyphenyl)haloethanes : en
  • GB622636A - Apparatus for producing a zone of disrupting atoms : en
  • DK69127C - Egg tray. : da en
  • US2469344A - Homogeneous gaseous phase catalytic alkylation of isobutane with cyclopropane : en
  • US2468782A - Interchangeable magnetic transducer and switching system : en
  • US2468918A - Toy riding spur : en
  • US2469022A - Computer for determining the correct proportions of ingredients for a selected mixture : en
  • GB622585A - Improvements in or relating to galvanometer type relays : en
  • CA456310A - Lubricating oil composition : en fr
  • GB622662A - Device for the protection of the cathodes of electrolytic cells : en
  • CA456349A - Apparatus for moulding lenses : en fr
  • CA456375A - Rectifier unit : en fr
  • GB622725A - Process of recovering sterols and like cyclopentanophenanthrene compounds : en
  • CA456400A - Manufacture of cream products : en fr
  • CA456430A - Electronic device : en fr
  • US2468843A - Apparatus for electrically testing and classifying resistors : en
  • AU2679249A - Improvements in or relating to high pressure electric discharge lamps : en
  • FR945363A - Apartment drawing table : en fr
  • AU2681849A - Combined beam deflection means and high voltage generators for cathode ray tubes : en
  • USD153601S - Design fob a cross : en
  • US2469000A - Valve-actuating lever : en
  • US2469229A - Apparatus for preparing bungs of ceramic ware for firing : en
  • FR945371A - Pantograph : en fr
  • FR945493A - Valve : en fr
  • GB622719A - Improvements relating to tongs : en
  • GB622651A - Knitting machines : en
  • GB622683A - A new or improved mincing or slicing device particularly for poultry or like foods : en
  • GB622723A - Improvements in or relating to fluid flowmeters : en
  • GB622778A - Improvements relating to the prevention of icing of aircraft : en
  • GB622505A - Automatic change-over relay systems for supplying current from a spare current source upon the failure of a main current source : en
  • GB622669A - Improvements in or relating to multi-stage centrifugal fans or pumps : en
  • GB622571A - Improvements in or relating to connecting devices or glands : en
  • GB622637A - Improvements in seamless knitted hosiery and in methods and machines for making same : en
  • GB622773A - Improvements relating to card indexes : en
  • US2469169A - Strip guide : en
  • USRE23106E - Double wall vessel : en
  • CA456399A - Combined saw and square : en fr
  • USD153585S - Design fob a transparent prism vanity lamp : en
  • USD153607S - Design for a bill container : en
  • FR945351A - Fitment to keep the shape of the shoes : en fr
  • USD153602S - Design for a slide viewer : en
  • CA456393A - Method of making metal to glass seals : en fr
  • CA456456A - Demodulation of pulsed wave energy : en fr
  • CA456270A - Railway car wheel flange oiler : en fr
  • US2469227A - Electronic wave generating method and means : en
  • US2469340A - Insecticidal use of fluoroacetamide : en
  • USD153599S - Design for a floor lamp base : en
  • US2469199A - Lifting apparatus : en
  • GB622392A - Improvements in or relating to window stays and like devices : en
  • GB622468A - Improvements in or relating to terminal contacts or sockets of electrical switches and plug and socket couplings : en
  • GB622570A - Safety device for locks or latches : en
  • US2469170A - Control apparatus for tuners : en
  • US2469213A - Recording system : en
  • US2469290A - Process for making tetrachlorodifluoroethane : en
  • FR945445A - Device for manufacturing small collectors and small collectors manufactured using this device : en fr
  • US2469275A - Hydraulic buffer : en
  • US2469345A - Automatic fowl picker : en
  • US2469220A - Door operating mechanism for dump cars : en
  • US2469318A - Low viscosity polyvinyl butyral resins and methods of making same : en
  • AU145810B2 - Improvements in or relating to apparatus for selecting samples. 1 : en
  • US2469163A - Candleholder : en
  • CA456432A - High frequency amplifier : en fr
  • AU2056848A - An improved shower : en
  • US2468971A - Post driver : en
  • US2469194A - Reactance tube circuit : en
  • US2469195A - Coolant relief valve : en
  • US2469278A - Telephone alarm system : en
  • AU152634B2 - PROCESS FOR THE SEPARATION OF STEREOISOMERS 1-(P-OXYPHENYL)2-( cMETHYL-j-PHENYL-PROPYLAMINO)-PROPANOLS-41) : en
  • CA456266A - Drill jig : en fr
  • US2469032A - Individual tea and coffee service : en
  • USD153627S - Design for a brooch or similar article : en
  • US2469308A - Vertical piano action : en
  • US2468997A - Manufacture of marionettes : en
  • US2469319A - Sanding sealers embodying polyvinyl butyral resins : en
  • US2468778A - Cooking equipment : en
  • US2469102A - Train carried transmitting loop for train communication systems : en
  • US2468884A - Propeller dolly : en
  • CA456282A - Ventilating device for automobiles : en fr
  • US2469012A - Hoe attachment for rakes : en
  • FR945405A - New way of labeling pouches, bags, and other thin film packaging : en fr
  • US2469251A - Envelope : en
  • US2468743A - Protective system : en
  • DK69121C - Pencil conveyor, with a mechanism for the stepwise rotation of the pencils about their longitudinal axis. : da en
  • DK69090C - Picture frame. : da en
  • US2469084A - Body resting appliance : en
  • US2469205A - Waste disposal apparatus : en
  • US2468908A - Loom temple : en
  • CA456279A - Clamp for dental use : en fr
  • AU2330545A - Improved power transmission coupling : en
  • US2469159A - Passenger escape for vehicles : en
  • US2469305A - Device for proportioning liquid : en
  • GB622459A - Improvements in or relating to moulds for casting of metals : en
  • GB622610A - Improvements in or relating to children's cots : en
  • CA456313A - Diene reaction product and process : en fr
  • CA456322A - Electric cable : en fr
  • US2468730A - Method of purifying casein : en
  • AU2685049A - Process for preparing a composition of food, suitable for baby nutrition : en
  • US2469182A - Pneumatic clipper : en
  • US2469223A - Apparatus for use in making precoiled helical fins : en
  • US2469123A - Apparatus for progressively enameling continuous metal sheeting : en
  • US2468963A - Nptthod op : en
  • US2469122A - Vapor compression type still : en
  • US2469216A - Suspension spring seat : en
  • GB622567A - Improvements in or relating to the manufacture of fish hooks : en
  • CA456368A - Laundry apparatus : en fr
  • US2469327A - Beverage dispensing device : en
  • US2468881A - Manufacture of j-tetrahydro : en
  • US2469219A - Pin spot marker for bowling alleys : en
  • USD153654S - Wende utility wagon : en
  • US2468805A - Fluid cooled gas blanketed arcwelding torch : en
  • US2468764A - Method for dehydrating amyl alcohols : en
  • AU147901B2 - Improvements in or relating to cathode ray tube apparatus : en
  • US2469178A - Square section cable for power transmission : en
  • US2468983A - Tappet holding wrench : en
  • GB622536A - Improvements in or relating to pneumatic governors for internal combustion engines : en
  • US2469082A - Door operated safety device for oil burning furnaces : en
  • AU151228B2 - Portal type mast for overhead lines : en
  • US2469239A - Desk structure : en
  • US2469128A - Hand loom : en
  • US2469338A - Preparation of guanidine phosphates : en
  • FR945486A - Improvements to combustion devices for gas turbines : en fr
  • FR945370A - Tube for liquid or pasty products, in particular for beauty products : en fr
  • US2468731A - Production of ornamented embossed articles : en
  • US2469076A - Photographic printing exposure control method and apparatus : en
  • GB622661A - Laundry drying machines, tumblers, or the like : en
  • CA456256A - Rail brace : en fr
  • AU2621849A - Method of and machine forthe manufacturing of unwoven bonded fabric : en
  • GB622460A - Improvements relating to apparatus for preparing printing devices and the like : en
  • FR945333A - Bicycle dynamo assembly : en fr
  • CA456346A - Flash control system : en fr
  • CA16891S - Pillow : en
  • GB622684A - An instrument for describing conic sections : en
  • GB622738A - Improvements in or relating to mechanical stokers of the over-feed type : en
  • US2468873A - Welding electrode holder switch : en
  • AU146297B2 - Anew or improved mobile combination woodworking machine : en
  • US2468732A - Teeth cleaning unit : en
  • US2469080A - Unitary lens unit : en
  • US2469221A - Slide rule accessory : en
  • US2468975A - Plastic composition comprising vinyl resin and dicarbonate ester : en
  • US2468998A - Retainer-stripper unit for punch presses : en
  • AU2614949A - Improvements in mechanism for cutting sheet material : en
  • AU2615349A - Drive chain : en
  • CA456359A - Skeleton frame for supporting glass : en fr
  • AU134189B2 - Frequency modulation systems : en
  • AU142782B2 - Improvements relating to vehicle direction indicators : en
  • FR945389A - Improvements to electrical bushing insulators : en fr
  • AU142725B2 - Improvements in fastening devices particularly adapted for use with cowlings for aircraft : en
  • AU2625449A - An improved device for administering drenches to livestock : en
  • US2469060A - Flexible mop head : en
  • FR945337A - Process for incorporating active or neutral fillers into natural or synthetic rubber : en fr
  • GB622732A - Improvements in machines for turning bar stock : en
  • US2469321A - Power-operated tail gate mechanism for vehicles : en
  • FR945423A - Device for dispensing liquids : en fr
  • GB622807A - Improvements in or relating to closures for containers such as tins and glass bottles : en
  • GB622464A - Retarding the solution of water soluble fertilizing salts : en
  • GB622500A - Casting furnace for molten metal : en
  • GB622395A - Improvements in thermal responsive electric switches : en
  • GB622518A - Process for producing pigmented rubber : en
  • GB622721A - Improvements in or relating to glazing bars : en
  • GB622688A - Improvements in or relating to autographic registers : en
  • AU2677149A - Improvements in fastening devices particularly adapted for use with cowlings for aircraft : en
  • CA456344A - Discharge lamp circuit : en fr
  • CA456445A - Process for producing acrylonitrile : en fr
  • GB622514A - An improved resilient bush : en
  • US2468947A - Rim : en
  • GB622799A - Improvements relating to fluorescent electric lighting systems : en
  • GB622430A - Improvements in egg holders : en
  • FR945480A - Improvements with shears usable for sheet metal or metal plates : en fr
  • GB622477A - Apparatus materializing the paths of electrified particles moving inside a magnetic field : en
  • GB622557A - Improvements in or relating to alternating current magnets : en
  • FR945547A - Improvements to obstacle detectors : en fr
  • AU2682649A - PROCESS FOR THE SEPARATION OF STEREOISOMERS 1-(P-OXYPHENYL)2-( cMETHYL-j-PHENYL-PROPYLAMINO)-PROPANOLS-41) : en
  • AU2613149A - Improvement in decating machine and method : en
  • FR945475A - Assembly allowing to obtain a current of practically constant intensity under a variable voltage : en fr
  • GB622649A - A new or improved diaphragm pump : en
  • GB622803A - Improvements in collapsible baths and cots : en
  • FR945427A - Electric torch : en fr
  • FR945466A - Mechanical coupling device applicable in particular to automatic pilot systems for airplanes : en fr
  • GB622608A - Improvements in rotary combustion engines : en
  • DK69071C - Clamping terminal for electrical cables. : da en
  • US2469088A - Process of producing alumina : en
  • GB622441A - Electric motor and clutch unit : en
  • CA456447A - Cyclic ketal : en fr
  • GB622740A - Improvements in or relating to type-wheel printing devices : en
  • GB622419A - Desulphurization of molten ferrous metal : en
  • US2469225A - Means for flowing wells : en
  • FR945504A - Space heating system by radiator elements placed in the corners : en fr
  • FR945417A - Method and device for return control in hydropneumatic machines : en fr
  • GB622494A - Improvements in the treatment of waste laundry effluents : en
  • GB622805A - Improvements relating to bearings and particularly to separators therefor : en
  • GB622480A - Improved spoon : en
  • USD153613S - Design for a shoe : en
  • US2468932A - Refrigerating cabinet having an air-pump circuit : en
  • FR945383A - Connection device for the circulation of fluids allowing a large number of combinations to be obtained by a simple maneuver with visual control : en fr
  • FR945346A - New assembly process for electro-dynamic loudspeakers : en fr
  • FR945479A - Shielding device for internal combustion engine ignition systems : en fr
  • GB622372A - Device for excluding draughts and rodents : en
  • US2469289A - Frequency modulation : en
  • AU2684949A - Improvements relating to vehicle direction indicators : en
  • BE485617A - : de
  • DK69070C - Radio systems for generating course lines. : da en
  • CA456415A - Tank heater control system : en fr
  • FR945374A - Ski improvement device : en fr
  • FR945347A - Unsinkable craft, under sail and fitted with an auxiliary propelling device, actuated in particular by means of the feet : en fr
  • GB622606A - Improvements in and relating to pedals for cycles or the like : en
  • DK69089C - Ashtray with a shoveled lid. : da en
  • US2468970A - Gear or wheel puller : en
  • US2469192A - Tree holder : en
  • US2468748A - Drying oil-styrene interpolymers : en
  • US2469203A - Electric switch : en
  • CA456354A - Heterodyne radio direction finding system : en fr
  • GB622531A - Improvements relating to the electrodeposition of nickel and to electrolytic cells : en
  • US2468876A - Sanitary pad : en
  • US2468934A - Pneumatic cleaning device : en
  • DK69062C - Snow screen. : da en
  • US2468849A - Detachable coupling : en
  • US2469188A - Variable phase shifter : en
  • GB622713A - Improvements in stainless steels : en
  • FR945540A - Improvements to processes aimed at separating gas mixtures into their constituents and to devices used for this operation : en fr
  • GB622657A - Improvements in or relating to the preparation of oil-soluble phenolic resins : en
  • FR945534A - Piloir for wool, thread, twine, etc. : en fr
  • GB622516A - Improvements in and relating to methods of preparing hydrocarbon-substituted halogenosilanes : en
  • GB622811A - Improvements in or relating to magneto generators : en
  • AU148502B2 - Process for preparing a composition of food, suitable for baby nutrition : en
  • CA456257A - Garment hanger : en fr
  • USD153588S - Overhead trim for a window or the like : en
  • US2469031A - Electronic counter circuit : en
  • US2469101A - Method of preserving rubber : en
  • FR945407A - Improvements to seats and armchairs for theaters : en fr
  • DK69110C - Bottom valve for main pressure cylinders, in particular for hydraulic vehicle brakes. : da en
  • GB622367A - Improvements in vehicle body construction : en
  • GR12018B - SMALL BUSINESS REFRIGERATOR SUITABLE FOR STORES AND OFFICES. : el en
  • US2469120A - Brake lever operated switch : en
  • GB622379A - Improvements relating to fuel injection pumps for internal combustion engines : en
  • GB622642A - Dehydrochlorination of chlorinated hydrocarbons and distillation of resulting compounds : en
  • GB622583A - Improvements in spiral gear pumps, engines or compressors : en
  • US2468931A - Car wheel construction for resisting the transmission of vibrations : en
  • US2469152A - Trailer dolly : en
  • GB622502A - Improvements in or relating to small non-return valves : en
  • US2468824A - Multipiece cutting tip : en
  • FR945498A - Method of dehydration of hydrated calcium sulfate : en fr
  • FR945515A - Process for the preparation of pyridyl-3-carbinol : en fr
  • FR945419A - Hand molding shears : en fr
  • GB622687A - An improved method of stabilizing dried starch syrup : en
  • GB622629A - Improvements in and relating to electro-magnetic relays : en
  • GB622444A - Machine for cutting, slicing, grating, shredding or chipping vegetables : en
  • GB622431A - Grip tongs for objects difficult of access : en
  • GB622465A - Improvements in means for warming the interiors of motor vehicles : en
  • GB622544A - Improvements in or relating to thrust bearings : en
  • GB622797A - Improvements in and relating to stoves for burning solid fuel : en
  • USD153632S - Design for a table lighter : en
  • DK69105C - Centrifugal force dust collector. : da en
  • FR945343A - Rangefinder : en fr
  • GB622438A - Improvements in non reversible operating devices : en
  • FR945535A - Automatic cistern : en fr
  • GB622707A - Dart sharpener or contrivance for sharpening a cylindrical tapering blade and producing a fine point : en
  • GB622593A - Improvements in perforating devices for wrapping machines : en
  • FR945537A - Mortising saw : en fr
  • US2468900A - Engine mount : en
  • US2469001A - Abnormal temperature and ground detector alarm system : en
  • GB622592A - Improvements in a sift proof bag : en
  • FR945414A - Variable pitch propeller : en fr
  • DK69103C - Torsional vibration damper for rotating shafts. : da en
  • FR945516A - Aeration device for filter cores used in foundries : en fr
  • USD153630S - Design for a brooch or similar article : en
  • DK69104C - Machine for punching crown nuts. : da en
  • DK69074C - Fastening device for movable lamps. : da en
  • GB622463A - Improvements in or relating to the manufacture of organo silicon compounds by the grignard reaction : en
  • FR945447A - Safety devices to protect pressure sensitive parts : en fr
  • GB622453A - Improvements in knapsack metal tube frame : en
  • GR12022B - AUTO POWER ENGINE. : el en
  • FR945317A - Horizontal retort, muffle, or similar type furnace : en fr
  • GR12021B - WAYS TO IMPROVE THE POWER FACTOR (CONT. : el en
  • USRE23107E - Extensible conveyer : en
  • CA456335A - Electric cable : en fr
  • GB622523A - Improvements in sewing machines : en
  • FR945336A - Variable flow automatic dispenser, in particular for materials in a more or less finely granulated form : en fr
  • FR945496A - Bicycle frame : en fr
  • GB622417A - Improved air heating system : en
  • GB622485A - Water control mechanism for automatic washing machines : en
  • GB622614A - Friction shock absorbing mechanisms : en
  • DK69052C - Method of drawing platinum in plunger presses. : da en
  • FR945332A - Variable volume hydraulic pump : en fr
  • FR945424A - Starting device for electric discharge lamps : en fr
  • FR945490A - Device allowing you to move quickly in the water even without knowing how to swim : en fr
  • CA456295A - Windshield protector : en fr
  • CA456391A - Mechanical modulator for radio beacon utilizing two tones : en fr
  • CH258397A - Sealing device for adjustable blades of turbine disks, propellers, pump impellers and similar rotors running in water. : de en
  • USD153656S - Design for a pencil clip or similar article : en
  • GB622693A - Improvements in or relating to snap-action electric switches : en
  • CA456376A - Apparatus for and method of electro-forming of rectifier elements : en fr
  • AU155339B2 - Improvement in portable electric fan : en
  • AU2620449A - Improved processes and apparatus forthe vacuum flotation treatment of coal, ores andthe like : en
  • GB622654A - Ventilating devices : en
  • US2468888A - Metal-backed nonwelding contact : en
  • AU140871B2 - Improvements in and relating to mixing machines : en
  • AU149569B2 - Improvements in or relating tothe preparation of phenothiazine derivatives : en
  • DK69079C - Electric winding capacitor with stretched plastic foil dielectric. : da en
  • DK69120C - Rocket device with a holster that serves for both storage and firing of a rocket placed in the holster. : da en
  • FR945509A - Climbing speed indicator : en fr
  • GB622770A - Improvements in or relating to tobacco feeding apparatus : en
  • US2469288A - Acetal resins : en
  • GB622806A - Diesel locomotive : en
  • GR12019B - MOTOR POWER MULTIPLIER WHEEL. : el en
  • DK69118C - Automatic firearm with undivided base. : da en
  • GB622435A - Improvements relating to metal door frame anchorages : en
  • GB622556A - Improvements in or relating to pressure reducing valves : en
  • US2469083A - Brake beam : en
  • USD153592S - Design for an oven : en
  • GB622539A - Improvements in or relating to roofing tiles : en
  • US2469099A - Electric windings and leads therefor : en
  • US2469255A - Pattern controlled grinding wheel dressing mechanism : en
  • GB622562A - Improvements in or relating to locks for doors, windows and the like : en
  • GB622624A - Improvements in stretcher carriers for use in ambulances : en
  • GB622650A - Improvements in or relating to electro-mechanical means for registering and storing data, expressible by combinations of symbols in code form : en
  • GB622552A - Improvements in clothes-line props : en
  • GB622746A - Methods and apparatus for producing cellulose xanthate : en
  • GB622461A - New or improved grooved pulley or friction gear and methods of producing such pulleys or gear : en
  • GB622790A - Improvements in or relating to fluid control valves : en
  • CA456263A - Window screen for vehicles : en fr
  • US2469268A - Bowling ball insert : en
  • US2469081A - Refractory concrete, mix therefor, and method of making : en
  • US2469277A - Power conversion attachment : en
  • US2468919A - Washing machine drive : en
  • US2468925A - Floor roller construction : en
  • US2469274A - Electrical switch : en
  • US2468902A - Double-walled body for hot gases or vapors under superatmospheric pressure : en
  • CA456298A - Printing device : en fr
  • AU143757B2 - Improvements in or relating to anisotropic permanent magnets : en
  • CA456417A - Water heater control system and thermal retarder therefor : en fr
  • FR945446A - Improvements in the construction of water-cooled parts in devices subjected to high temperatures : en fr
  • US2469333A - Machine gun mount : en
  • CA456471A - Impeller control means : en fr
  • US2469092A - Cutout relay system : en
  • AU146400B2 - Improvements in or relating toa multi-grid cathode loaded power amplifier circuit : en
  • US2469115A - Pyrometer lamp for optical temperature measurements : en
  • FR945461A - Sealing device applicable to devices operating under fluid pressure : en fr
  • FR945545A - Device for cosmetic, straighten and curl the eyelashes automatically : en fr
  • US2468797A - Method of making preformed packing : en
  • AU2671749A - Improvement in portable electric fan : en
  • US2469124A - Pressure operated switch : en
  • FR945307A - Improvements to silicon esters and flame retardants containing them : en fr
  • GB622577A - The heat-treatment of metals : en
  • CA456463A - Hot neck grease : en fr
  • CA456283A - Upper for moccasins and method of making same : en fr
  • US2469116A - Propeller mounting : en
  • US2468822A - Production of hydrocarbon resins : en
  • US2469329A - Apparatus for conducting reactions in the presence of a solid material : en
  • AU2680749A - Improvements in or relating to devices for producing sawtooth voltages : en
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  • US2469104A - Electric motor : en
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  • DK69111C - Driving directions for bicycles and motorcycles. : da en
  • US2469262A - Lathe with variable speed carriage feed : en
  • FR945442A - Jet Engine Improvements : en fr
  • US2468961A - Exhaust pipe attachment : en
  • US2468879A - Ski binding : en
  • FR945435A - Improvements in musical frequency current transmitting stations on electrical energy distribution networks : en fr
  • GB622673A - Grinding wheel and method of producing same : en
  • DK69129C - Rotary agitator for dryers. : da en
  • FR945448A - Improvements to autopilot devices : en fr
  • CA456336A - Electric cable : en fr
  • AU148002B2 - Improvements in or relating to television apparatus : en
  • GB622513A - Improvements in or relating to combustion apparatus : en
  • GB622578A - Improvements relating to sliver and ribbon lap machines : en
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  • US2469337A - Control apparatus for switches and the like : en
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  • FR945312A - Combined mirror medicine cabinet with 3 illuminated sides : en fr
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  • GB622796A - Improvements in or relating to electric torches : en
  • US2469095A - Apparatus for refinishing tampico rolls and brushes : en
  • US2469130A - Method of and apparatus for molding : en
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  • US2468976A - Inverted v-type engine : en
  • DK69061C - Material for machine parts that come in contact with liquid aluminum or aluminum alloys. : da en
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  • US2469322A - Oxidation of sulfuric acid heavy alkylate : en
  • USD153639S - Rupley portable pneumatic gauge : en
  • AU2683049A - Improvements in or relating tothe preparation of phenothiazine derivatives : en
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  • FR945390A - Articulated toy : en fr
  • FR945465A - Improvements to photographic copies : en fr
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  • GB622490A - Apparatus for use in instructing the principles of projection in draughtsmanship : en
  • GB622652A - Improvements in or relating to heat exchange apparatus and to processes for the manufacture thereof : en
  • AU2680949A - Improvements in or relating to compressors : en
  • GB622681A - Improvements in or relating to electric irons : en
  • DK69067C - Overlay receiver coupling. : da en
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  • DK69106C - Konche. : da en
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  • US2468874A - Torsion driven tool : en
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  • GB622586A - Improvements in or relating to cloches : en
  • FR945357A - Iodine extraction process : en fr
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  • FR945420A - Advanced brake for cycles or others : en fr
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  • US2469020A - Awning hangers and means for suspending awnings on said hangers : en
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  • FR945345A - Improvement in the assembly of electro-dynamic loudspeakers : en fr
  • GB622655A - Improvements in or relating to high frequency electron discharge apparatus : en
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  • US2468882A - Lasting machine : en
  • US2468996A - Compensated thermal motor : en
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  • FR945365A - Coupling change in regression : en fr
  • CA456424A - Corrosion-resisting thermostat metal : en fr
  • AU2624249A - Improvements in or relating to means for moulding concrete blocks anda method of moulding concrete blocks therewith : en
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  • GB622563A - Improvements in and relating to glass tube bending apparatus : en
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  • GB622789A - Improvements relating to the connection of terminal leads to semi-conducting resistors : en
  • US2469155A - Variable phase shifter : en
  • GB622534A - Improvements in sleepers for model railways : en
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  • US2468933A - Convertible velocipede : en
  • US2469046A - Bitless bridle : en
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  • GB622671A - Improvements in or relating to electrical insulation containing synthetic resin : en
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  • US2469150A - Wire coating compositions : en
  • US2469151A - Automobile door repair bench : en
  • US2469156A - Packaging : en
  • US2468826A - Moisture control in heat recovery apparatus : en
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  • US2469314A - Catalyst for cracking hydrocarbons : en
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  • US2469059A - Oxidized olefin liquids : en
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  • CA456316A - Acceleration of the cure of copolymer : en fr
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  • GB622548A - Electrically heated bandage : en
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  • CA456320A - Ophthalmic mounting : en fr
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  • US2468791A - Conductivity control : en
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  • CA456444A - Aluminum covered glass thread : en fr
  • US2468845A - Alternating electric current rectifier : en
  • US2469313A - Eccentric drive gear mechanism : en
  • AU2676849A - Improvements in or relating to flashlight lamps : en
  • FR945352A - Combined protective device for ski boots and the like : en fr
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  • GB622394A - Improvements in and relating to centrifugal compressors : en
  • CA456475A - Safety cigarette holder : en fr
  • CA456302A - Printing device : en fr
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  • US2468794A - Vented cooker valve : en
  • US2468889A - Portable propelling apparatus for small fishing craft : en
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  • CA456345A - Ac-dc telemetering system : en fr
  • US2469165A - Correction device for electron lenses : en
  • GB622538A - Improvements in and relating to electric induction apparatus : en
  • GB622678A - Improvements in or relating to tractor-drawn ploughs : en
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  • GB622766A - Improvements in or relating to pouches for use as a powder puff or polishing pad : en
  • CA456429A - Electronic accumulator : en fr
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  • US2468941A - Enrichening device : en
  • USD153598S - Design for a double cove lighting fixture : en
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  • US2468760A - Apparatus for producing hollow rubber articles : en
  • US2469168A - Loop-antenna tuning system : en
  • US2469237A - Electrolytic sealing of anodized aluminum surfaces : en
  • AU142029B2 - An improved shower : en
  • AU146850B2 - Combined beam deflection means and high voltage generators for cathode ray tubes : en
  • GB622368A - Improvements in power transmission mechanisms : en
  • AU146351B2 - Improvements in or relating tothe recovery of chlorine from chlorine containing gaseous mixtures : en
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  • US2469211A - Sealing means and method for spark plugs : en
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  • CA456413A - Water heater control system : en fr
  • CA456397A - Method of mat formation : en fr
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  • GB622533A - Improvements in or relating to gaskets for insertion between joint faces which are subject to pressure : en
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  • FR945373A - Liquid fuel heater : en fr
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  • FR945532A - Improvements in relay systems for telephony, television and similar methods of transmitting messages : en fr
  • AU145515B2 - Process for preparing monomethylol dicyandiamide : en
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  • CA456431A - Frequency modulation detector circuit : en fr
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  • US2469148A - Ingot mold cleaner : en
  • US2468829A - Alarm and protector : en
  • US2469234A - Fan type heater : en
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  • FR945416A - Improvements to control devices for two-stroke operation in hydro-pneumatic machines : en fr
  • DK69113C - Device for closing containers with capsules, the lower edge of which is bertled around an outwardly projecting bead on the container neck. : da en
  • FR945400A - Device for the protection of underground electric cables : en fr
  • GB622781A - Improvements in or relating to snap-action electric switches : en
  • AU147178B2 - Improved process for dyeing artificial yarns : en
  • GB622617A - Improvements in or relating to liquid pressure braking systems : en
  • GB622808A - Improvements in or relating to cable driven apparatus : en
  • FR945375A - Improvements to hydraulic dynamometers for measuring variable traction forces, in particular for testing locomotives : en fr
  • FR945342A - Improvements to gas turbines : en fr
  • FR945539A - Improvements to valves and their control devices : en fr
  • US2468747A - Interpolymers of drying oils, monoalkenyl-aromatic hydrocarbons, and divinylbenzene : en
  • FR945340A - Pipe cleaner : en fr
  • GB622609A - Improvements in electric locomotives : en
  • GB622690A - Improvements in or relating to the production of alkylated phenols : en
  • GB622750A - Improvements in or relating to the electrolytic polishing of silver : en
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  • FR945403A - Electromagnetic relay : en fr
  • GB622491A - Improvements in electronic amplifiers : en
  • US2468946A - Chuck : en
  • US2469348A - Cellulose derivative compositions : en
  • US2469127A - Friction element for brakes : en
  • GB622801A - Improved windscreen wiper mechanism for vehicles : en
  • GB622504A - Esters of ª‡-formylphenaceturic acid : en
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  • US2468772A - Multiple limit switch device : en
  • US2469015A - Method and compositions for producing surface conversion coatings on zinc : en
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  • USD153636S - Design for a display container : en
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  • US2469267A - Vanity case and atomizer : en
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  • GB622591A - An improved construction of mixing vessel : en
  • GB622638A - Improvements in contact arrangements for electric switches : en
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  • FR945324A - Truck for outdoor cinematographic shots : en fr
  • US2468839A - Power lawn mower : en
  • US2469129A - Spectrophotometric curve reading apparatus : en
  • GB622596A - Improvements in and relating to junction boxes for lead-covered cables : en
  • US2469145A - Jump measuring device : en
  • US2469206A - X-ray absorption photometer : en
  • FR945506A - Device usable in particular in mines to indicate the presence of flammable vapors or gases : en fr
  • US2469065A - Seal : en
  • USD153628S - Design for an earring or similar article : en
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  • FR945483A - Engine cylinder air cooling system : en fr
  • US2469298A - Rack structure : en
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  • US2468780A - Bottle attachment : en
  • US2468935A - Photographic apparatus for reproduction by direct or reflected light beams : en
  • US2469049A - Pencil with body of convolutely wound paper : en
  • AU144249B2 - Aqueous wax compositions and method of preparation : en
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  • FR945508A - Improvements to devices sensitive to density variations : en fr
  • CA456363A - Glass bending apparatus : en fr
  • FR945410A - New flying device : en fr
  • GB622695A - Roof covering, comprising sheets or slabs formed by moulding or pressing, more particularly asbestos-cement sheets or slabs : en
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  • US2468725A - Preparation of long-chain esters of beta-thiodipropionic acid : en
  • GB622482A - Process for the production of new polymerisation products : en
  • US2469300A - Tire : en
  • AU145628B2 - A device for converting rotary motion into reciprocating motion : en
  • US2468792A - Drilling fluids and methods of using same : en
  • US2468798A - Modified styrene-linseed oil interpolymers : en
  • US2469057A - Safety device for temperature regulators : en
  • US2469325A - Conversion of hydrocarbons : en
  • US2469309A - Method for preventing ice formation on surfaces : en
  • AU142586B2 - Improvements in or relating to compressors : en
  • USD153578S - Bohannon molding machine or the like : en
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  • FR945341A - Lantern for the fixed projection of views taken on film : en fr
  • FR945542A - Method and apparatus for recovering silver from hyposulphite-based solutions : en fr
  • GB622474A - Improvements in or relating to method and apparatus for treating liquids containing suspended solids : en
  • AU143164B2 - A machine for removing rust, scale andthe like material from bars, tubes and rods : en
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  • CA456373A - Measuring system : en fr
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  • US2469143A - Apparel-hanger cabinet : en
  • US2468974A - Rotary switch : en
  • AU2098448A - Improvements in or relating to fastenings for beehives andthe like : en
  • US2469177A - Foldable leaf memoranda calendar having a pocketed backing member : en
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  • CA456253A - Checking device for the warp thread in circular looms : en fr
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  • AU140518B2 - Method and apparatus for spacing hair fasteners : en
  • AU147097B2 - Improvements in or relating to steel mast pipes and method of jointing same : en
  • AU2686349A - Improved process for dyeing artificial yarns : en
  • AU142822B2 - Improvements in or relating to rigid pipe unions : en
  • AU2621949A - Improvements in and relating to tools for injecting protective materials into wood : en
  • FR945308A - Rubber flame retardant process : en fr
  • FR945409A - Soundproof and isothermal floor : en fr
  • GB622720A - Improvements in and relating to twisting machines for yarn production : en
  • DK69094C - Metal pipe scaffolding. : da en
  • US2468803A - Method of purifying sodium sulfate : en
  • USD153604S - Design fob a retractable sign : en
  • AU2682949A - Improvements in or relating tothe recovery of chlorine from chlorine containing gaseous mixtures : en
  • US2468837A - Magnetostrictive transducer : en
  • US2468896A - Instrument for measuring and indicating the intensity of gas currents : en
  • AU142896B2 - Improvements in and relating to tools for injecting protective materials into wood : en
  • CA456351A - Alloy and method of use : en fr
  • FR945382A - Reading method for the blind and apparatus for implementing this method : en fr
  • GB622439A - Glazing bars : en
  • GB622676A - Improvements in or relating to the colouration of yarn or fabrics composed wholly orpartly of secondary or acetone-soluble cellulose acetate : en
  • CA456378A - Production of glass : en fr
  • US2468799A - Hydrogenating fat : en
  • US2468827A - Electrostatic control of fibers : en
  • AU146298B2 - Sulphonated polymerisates of vinyl compounds for pharmaceutical use : en
  • US2469222A - Crystal rectifier converter : en
  • CA456419A - Water heater control system : en fr
  • US2468905A - Means for detecting wear on bits : en
  • AU2571349A - Improved swim mitten : en
  • US2468906A - Precision measuring instrument having a thread for a motion transmission link : en
  • US2469039A - Puncture sealing composition : en
  • US2469302A - Transitory garment : en
  • US2468807A - Water-cooled gas blanketed arcwelding torch : en
  • US2468808A - Gas blanketed arc welding : en
  • US2468832A - Signaling system : en
  • US2469248A - Cigarette and pipe lighter : en
  • CA456474A - Control device for cable control mechanism : en fr
  • GB622558A - Internally threaded split rings : en
  • US2468966A - Toy gear : en
  • US2469037A - Fisherman's barrel knot tier : en
  • US2469110A - Process for preparing beta-lactones : en
  • US2469217A - Snap-action thermostatic switch : en
  • US2469339A - Removable denture : en
  • US2468850A - Voltage regulation : en
  • CA456347A - Sulphonic acid derivative of aryl diamines : en fr
  • GB622576A - Improvements in process for reclaiming vulcanized rubber scrap : en
  • US2468741A - Breathing apparatus : en
  • AU2622349A - Portal type mast for overhead lines : en
  • CA456465A - Helicopter : en fr
  • CA456462A - Thermo-magnetic safety pilot mechanism : en fr
  • AU147622B2 - Improvements relating tothe marking of lines on paved surfaces and floors : en
  • AU147014B2 - Improved mounting for electric fans : en
  • CA456439A - Permeability tuned image attenuation circuit : en fr
  • US2469071A - Ladder construction : en
  • US2468793A - High-frequency resistor : en
  • CA456436A - Photographic apparatus : en fr
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  • USD153615S - Spoon or similar article op tableware : en
  • AU139002B2 - Rotor for compressor or turbine : en
  • US2468948A - Sealed motor-compressor unit : en
  • US2469002A - Golf practice device : en
  • US2469028A - Plate type heat exchanger : en
  • US2468806A - Water-cooled gas blanketed arcwelding torch : en
  • CA456333A - Machine for assembling roller bearings : en fr
  • CA456276A - Non-slip device for footwear : en fr
  • US2468907A - Electric fence post : en
  • US2469025A - Filter cartridge package : en
  • AU2669549A - Steam boiler orthe like having extended heat transfer surfaces : en
  • CA456404A - Film possessing electrical conductivity : en fr
  • CA456294A - Shuffle puzzle : en fr
  • CA456468A - Drying apparatus : en fr
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  • GB622483A - A warp knitting machine : en
  • AU2614449A - Improvements relating tothe marking of lines on paved surfaces and floors : en
  • US2468917A - Control system : en
  • US2468911A - Communication system : en
  • US2468977A - Pedal extension and footrest attachment for pianos : en
  • AU2615449A - A device for converting rotary motion into reciprocating motion : en
  • US2468921A - Grinding wheel dressing mechanism : en
  • CA456268A - Baby dining-play-table : en fr
  • CA456261A - Drying rack : en fr
  • CA456420A - Water heater control system : en fr
  • CA456402A - Radio direction finding system : en fr
  • DK69066C - Virtually reactance-free AC resistance that depends on the control voltage. : da en
  • FR945354A - Advanced removable seat equipped with a t. s. f. : en fr
  • GB622492A - Improvements in cathode-ray tubes producing directed directed beams of electrons : en
  • AU142821B2 - Improved guard devices for guillotines : en
  • US2469132A - Manufacture of sulfur compounds : en
  • US2469074A - Hood for gas valves : en
  • AU2668849A - Improvements in and relating to mixing machines : en
  • GB622575A - Improvements in ironing board pads : en
  • GB622633A - Improvements in and relating to flat irons : en
  • FR945500A - Hygienic device for women : en fr
  • FR945380A - Mechanical transmission for shunter : en fr
  • GB622401A - Improvements in or relating to stereophonic reproduction apparatus : en
  • USD153635S - Design fob a table lighter : en
  • AU147484B2 - Process for reducing the extensibility of nylon cords andthe like : en
  • GB622442A - Improvements relating to electrolytic condensers : en
  • USD153586S - Design for a bottle ob similar article : en
  • US2468833A - Container liquid level indicator : en
  • US2469257A - Fitting for wire structures : en
  • AU2615649A - Improvements in or relating to decaffeinated coffee : en
  • US2468898A - Transmission belt : en
  • US2468978A - Composition of matter comprising carbon black and alkyl thiazyl disulfides : en
  • US2469162A - Radio-frequency distribution transformer : en
  • FR945471A - Mechanical sharpening machine for band saws : en fr
  • FR944842A - : fr
  • US2469006A - Apparatus for high evacuation : en
  • US2469054A - Stapling machine : en
  • US2469009A - Manual fine focusing means for autofocus enlargers : en
  • US2468930A - Thiamine z-ethylhexyl sulfate : en
  • GB622618A - Improvements in and relating to coal cutting machines : en
  • GB622647A - Improvements in meat chopping machines : en
  • GB622794A - Improvements in or relating to chairs or stools : en
  • GB622668A - Improved nut tapping machine : en
  • CA456267A - Pump : en fr
  • US2469016A - Gravity fed disk magazine : en
  • US2469233A - Automatic tack dispenser : en
  • US2469293A - Filtration : en
  • US2468899A - Alkylation of hydrocarbons : en
  • US2468984A - Machine for sandblast cleaning of tubular goods : en
  • FR945518A - Device suitable for turning machines preventing turned parts from mixing with chips : en fr
  • CA456372A - Antenna arrangement : en fr
  • US2468848A - Snap action coupling device : en
  • US2469134A - Manufacture of knitted ware true to shape : en
  • GB622515A - Improvements in or relating to electric welding : en
  • US2469026A - Arrangement for the salting and hooking of fish : en
  • US2468901A - Cushioning and virration damping support : en
  • AU2682349A - Compositions containing cement and highly polymeric substances : en
  • DK69057C - Process for the preparation of N-substituted 1-o-, 1-m- or 1-p-oxyphenyl-3-aminobutanes. : da en
  • US2469197A - Separating apparatus : en
  • DK69064C - Device for transferring still or moving images. : da en
  • GB622397A - Improvements in means for operating angularly-movable panels : en
  • FR945441A - Device for molding thermoplastic materials : en fr
  • GB622387A - Improvements in trigger mechanism for automatic guns : en
  • GB622710A - An improved instrument for locating faults in insulated electric cable : en
  • US2468972A - Moisture measuring and calibrating apparatus for tree culture : en
  • US2468854A - Box connector for flexible electrical conduits : en
  • US2469283A - Fender door lock : en
  • FR945473A - Assembly intended to amplify an electrical signal : en fr
  • GB622659A - Improvements in holders for brushes or brooms : en
  • GB622473A - Improvements in or relating to stereotype plates : en
  • GB622507A - Improvements relating to snap-acting electric switches : en
  • US2468844A - Spring commutator : en
  • GB622445A - Improvements in or relating to the filling of shoe-bottom cavities : en
  • GB622547A - Improvements relating to cam and lever mechanism : en
  • GB622682A - An improved mechanical soil digging and conveying appliance : en
  • US2468864A - Sewage treatment and oil and water separation : en
  • GB622440A - Device for cutting screw-threads in tapered holes : en
  • FR945348A - Steamer for bakery oven : en fr
  • US2469241A - Adjustable cutter and feeder assembly for harvesters : en
  • GB622716A - Improvements in or relating to machines for manufacturing rolls of paper or like material of definite lengths : en
  • US2469117A - Fuel supply for opposed cylinder engines : en
  • US2469126A - Shock absorbing structure for railway draft gears : en
  • FR945335A - Chip press with pneumatic equipment : en fr
  • GB622768A - Improvements in or relating to cooling apparatus for use with aero or other engines : en
  • US2469263A - Galloping hobbyhorse : en
  • DK69123C - Magnetic entertainment game. : da en
  • FR945488A - Synthetic yarn manufacturing method and apparatus : en fr
  • FR945502A - Boot rack : en fr
  • FR945514A - Turbine for making ice cream : en fr
  • FR945501A - Briefs for athletes : en fr
  • GB622696A - Improvements in devices for twisting and fastening the ends of binding members : en
  • US2469030A - Paste-applying mechanism : en
  • US2469040A - Degreasing device : en
  • US2469176A - Current supply apparatus : en
  • US2469330A - Method for preventing arsenical injury to plants : en
  • GR12015B - OPINIONS FOR SOLVING TOPOGRAPHY-TRIGONOMETRIC PROBLEMS (WITHOUT MATHEMATICAL CALCULATIONS) AND DRAWING HIS STRAIGHT LINES AT ALL SLOPES. : el en
  • US2468840A - Heater for wort kettles : en
  • US2469005A - Magnetostrictive conditionresponsive apparatus : en
  • US2469073A - Electrical bus : en
  • AU2622449A - Improvements in or relating to rigid pipe unions : en
  • GB622623A - Improvements in and relating to auxiliary air-inlet devices for internal-combustion engincs : en
  • DK69117C - Machine for attaching heels to shoes. : da en
  • FR945396A - Improvements to glass furnaces : en fr
  • CA456299A - Printing device : en fr
  • US2469272A - Pressure atomizing oil burner : en
  • US2469183A - Panel mounting : en
  • US2469193A - Protein fractionation : en
  • GB622555A - Improvements in or relating to kitchen furniture : en
  • GB622703A - Improvements in or relating to soldering : en
  • US2468776A - Cutter assembly for rotary plows : en
  • US2469297A - Pulley : en
  • DK69098C - Centered, rotationally symmetrical, optical system. : da en
  • GB622508A - An improved toy signal device simulating a road traffic signal : en
  • GB622374A - Improvements in and relating to the photo-polymerisation of compounds containing theethylene double bond : en
  • US2469029A - Protecting device for the commutator and brushes of dynamo machines : en
  • USD153600S - Design for a bottle : en
  • US2468967A - Permutation lock : en
  • US2469292A - Drinking tube holder : en
  • US2469307A - Self-sealing inner tube demonstration tool : en
  • USD153623S - Design for a bain hood ob similar abticle : en
  • GB622458A - An improved electronic switching system for use for example in a directional radio receiver : en
  • GB622579A - Improvements in or relating to driving mechanisms for motor vehicles : en
  • USD153597S - Design for a lighting fixture : en
  • US2468744A - Packaged food composition : en
  • USD153653S - Design for a textile fabric : en
  • USD153605S - Design for an electric table lamp : en
  • AU146104B2 - Improvements in electromagnetic step-by-step switches : en
  • US2469312A - Screw locking device : en
  • USD153581S - Insulating siding corner unit : en
  • US2469273A - Welding mask attachment : en
  • GB622622A - Child's push-chair, convertible into a perambulator, which is also usable as a bath or a cot : en
  • FR945460A - Improvements to glass-to-metal seals : en fr
  • CA456323A - Self-supporting aerial electric conducting cable : en fr
  • CA456472A - Amplifier circuit : en fr
  • US2468735A - Thermostat controlled means for maintaining dual temperature in motors : en
  • GB622541A - An improved construction of milking machine pulsator : en
  • FR945455A - Improvements to vacuum tube seals : en fr
  • GB622686A - Improvements in register mechanism for sheet feeding arrangements : en
  • GB622800A - Improvements in or relating to railway chairs : en
  • AU2127048A - Improved means for use in delivering measured quantities of liquids froma bottle or like container : en
  • FR945329A - Gear selector for motor vehicle : en fr
  • FR945474A - Multiple support for incandescent lamps, and its application to illuminated signs : en fr