• AU1682944A - Improvement inground speed indicator : en
  • US2473552A - Device for heat sealing seams : en
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  • CA457518A - Friction clutch : en fr
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  • US2473881A - High-frequency dielectric heating apparatus : en
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  • FR947097A - Reactance tube improvements : en fr
  • GB625113A - Improvements in and relating to the indication of water in water gauge columns of steam bilers : en
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  • US2474107A - Folding support for ironing boards and the like : en
  • US2473740A - Waterproof garment : en
  • US2474034A - Bleaching poplar groundwood : en
  • GB624978A - Expanding tool : en
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  • US2473948A - Speed controlled centrifugal valve : en
  • AT163330B - Device for automatically changing the direction of travel on electric toy trains : de en
  • US2473654A - Rotary cleaning tool : en
  • CA457571A - Control system : en fr
  • CA457448A - Hopper : en fr
  • FR947039A - Electric traction line suspension device : en fr
  • GB625118A - Carton : en
  • GB625262A - An improvement in or relating to means for giving intermittent feed : en
  • FR947014A - Polysoc excavator : en fr
  • FR947068A - Improvements to microscope objectives in terms of increasing the field : en fr
  • GB625309A - Improvements in or relating to vapour generators : en
  • GR12079B - SPIGOT. : el en
  • AU2764049A - Methods and apparatus for duplicating magnetic recordings : en
  • CA457429A - Gun case : en fr
  • FR947145A - Vacuum filling machine on the underside of the shoes : en fr
  • GB625010A - Laminated sintered body for use in electrical apparatus : en
  • US2474097A - Chart holder : en
  • USD154212S - Design fob an earring or similar article : en
  • USD154205S - Design for a ring comb : en
  • GB625078A - Improvements in or relating to telephone instruments : en
  • GB625182A - Improvements relating to electronic timing circuits : en
  • GB624927A - Improvements relating to controlling means for variable speed pulleys of the conical disc type : en
  • US2473613A - Communication system : en
  • FR947075A - Improvements to blotting pads : en fr
  • AU2715949A - Curing butadiene-acrylonitrile polymeric materials : en
  • DK69425C - Machine for filling containers with liquid. : da en
  • CA457530A - Expanding mandrel for feed reels : en fr
  • AT163310B - Control levers on signal boxes : de en
  • US2474084A - Secondary amines of 3, 3 bis (p-amino-phenyl) phthalide : en
  • US2474112A - Safety pin : en
  • US2473529A - Feed line machine : en
  • US2473663A - Ring binder construction : en
  • US2473932A - Package for dispensing interfolded sheets : en
  • US2473943A - Method of impregnating carbonaceous bodies : en
  • US2473797A - Triazolylene triazines and preparation thereof : en
  • US2473976A - Metallic structural element : en
  • FR946958A - Hydrocarbon synthesis process : en fr
  • GB625286A - Improvement in calipering and recording mechanism : en
  • US2473601A - Gas shielded direct-current arc welding : en
  • US2473928A - Arc welding system : en
  • CA457519A - Steering column gearshift clutch construction : en fr
  • US2473919A - Method and apparatus for assembling incandescent lamp mounts : en
  • US2473630A - Polychlorophenols in fermentation of carbohydrates : en
  • US2474134A - Hydraulic tool control unit : en
  • GB625115A - Improvements in capsule filling machines : en
  • FR947140A - Cross-sectional file cabinet : en fr
  • GB625011A - Improvements in or relating to a method and apparatus for the manufacture of hollow metal articles : en
  • US2473894A - Furnace structure : en
  • US2473649A - Hobbyhorse : en
  • GB624924A - Improvements in or relating to filtering apparatus for liquids : en
  • GB625267A - Improvements in or relating to supersonic inspection for flaws lying near the surface of a part : en
  • US2474044A - Prism system for refractometer of the abbe type : en
  • FR947041A - blush stick case : en fr
  • GB625317A - Improvements in and relating to powder-filled high rupturing capacity fuses : en
  • GB624987A - Improvements in and relating to the manufacture of alginate threads : en
  • GB625097A - Improvements in or relating to solvent extraction of penicillin : en
  • GB625126A - Improvements in or relating to valve devices for controlling the flow of gas : en
  • US2474063A - Brush sander head : en
  • FR947009A - Method and devices for the remote control of electric currents and phenomena controlled by these currents, in particular the intensity of light sources : en fr
  • GB625092A - Improvements in or relating to four-cylinder 4-cycle h-type internal combustion motor unit : en
  • US2473512A - Voltage control system : en
  • GB625280A - Improvements in revolving cylinder pumps and motors : en
  • US2474103A - System for volume compression : en
  • US2473642A - Low-pressure electric discharge device : en
  • US2473934A - Sewing-machine feed : en
  • FR946979A - Production of higher alkoxy acetic acids and their derivatives : en fr
  • FR947138A - Process for preparing sucrosonic acids and their salts : en fr
  • GB625144A - Improvements in synthetic resinous products and process of making them : en
  • FR946952A - Membrane used to seal pressure chambers : en fr
  • GB625133A - Improvements in or relating to aluminium alloys : en
  • US2473634A - Electric resistance welding method : en
  • US2473614A - Method of and material for protecting and conditioning metal surfaces : en
  • US2473611A - Process for the production of zinc : en
  • US2473843A - Circuit interrupter : en
  • US2473996A - Polymers from ethylene and branched chain vinyl esters : en
  • CA457471A - Drill steel rod : en fr
  • US2473712A - Procedure for making multiply metal stock : en
  • US2473858A - Method and apparatus for welding structural cages : en
  • US2474037A - Portable brush and tree cutting machine of the hammer-driven cutter blade type : en
  • FR947090A - Passive phase inverter : en fr
  • FR947148A - Further training in ballpoint pens and the like : en fr
  • IS192B6 - Improvements to razors. : en is
  • FR947195A - Improvements in the mounting of projecting parts on rotating parts : en fr
  • GB625012A - Improvements in or relating to the manufacture of peanut butter : en
  • FR947122A - Device for reducing the bulk of certain furniture : en fr
  • FR947193A - Device for making grooves in stones or in masonry works : en fr
  • GB624985A - Improvement in chucks, toolholders or the like : en
  • GB625047A - Improvements in machines for photographic type setting : en
  • US2473914A - Latch for drop-side cribs : en
  • US2473942A - Shear press : en
  • US2473742A - Inflation indicator for catheters : en
  • USD154196S - Design for a decanter : en
  • US2474035A - Method and apparatus for making containers : en
  • GB624928A - Improvements in or relating to flexible abrasive articles in disc form : en
  • GB625075A - Improvements in tabulators for typewriters or the like : en
  • USD154199S - Clothes and shoe cabinet or the like : en
  • US2473828A - Electron discharge device of the magnetron type : en
  • FR947081A - Method of shrinking a tube by using a rotating die : en fr
  • FR947198A - Remote control radio devices : en fr
  • US2474008A - Railway truck pedestal liner : en
  • FR947031A - electrode for ion discharge tube : en fr
  • GB625101A - Improvements in lubricating oils : en
  • AT163332B - Drawing device : de en
  • US2473746A - Transformer : en
  • US2474204A - Moisture tester for controlling recirculation of material in drying apparatus : en
  • FR947110A - Self-inductance and capacitance measuring device : en fr
  • US2474071A - Power sprinkler : en
  • US2473941A - Railway crossing : en
  • GB624960A - Improvements in tools for use in applying fasteners to belts : en
  • FR946986A - Improvements made or relating to the manufacture of steel : en fr
  • FR947170A - Convertible bath installation : en fr
  • GB625162A - Improvements in or relating to synthetic elastoprenes and manufacture thereof : en
  • GB625039A - Improvements in or relating to a method for the manufacture of impregnated electrical windings : en
  • US2473626A - Magnet for electric bulbs : en
  • AT163334B - Fishing tackle : de en
  • US2473714A - Rail truck suspension : en
  • LU29598A1 - : en
  • GB624993A - Improvements in or relating to rotary piston motors : en
  • US2473978A - Center divider for tractor-mounted harvesters : en
  • GB624959A - Improvements in and relating to otterboards : en
  • DK69415C - Device for level screens with cleaning brushes. : da en
  • US2473875A - Tubes, pipes, and the like : en
  • US2473883A - Power-operated portable general utility machine : en
  • US2473610A - Barometer : en
  • US2473497A - Unsaturated heterocyclic alcohol : en
  • GB625081A - Improvements in or relating to screw thread-cutting apparatus : en
  • GB625263A - Improved electric discharge tube containing a secondary-emission electrode : en
  • US2474043A - Collapsible camp stove : en
  • US2474193A - Calcium silicate phosphor : en
  • AT163360B - Printing unit for hydraulic presses, in particular fruit and wine presses : de en
  • FR947057A - Tank for aqueous electrolysis : en fr
  • GB625282A - Improvements in or relating to apparatus for measuring and controlling radiant lightor heat energy : en
  • US2473864A - Heavy oil and sand pump : en
  • US2473963A - Speed selection unit : en
  • US2474159A - View taking apparatus : en
  • US2473544A - Polyalkyl-cyclohexanol acrylates : en
  • US2474116A - Apparatus for measuring differential speed : en
  • GB624974A - A process for manufacturing hydrogen chloride : en
  • GB625080A - Improvements in or relating to the purification of silver chloride for the manufacture of silver chloride windows transmitting infra-red and white light : en
  • US2474070A - Swivel for electric cables : en
  • US2473779A - Pickup loop with thermocouple : en
  • US2473821A - Window mechanism : en
  • US2474145A - Water softener : en
  • CA457451A - Musical instrument for teaching gregorian chant : en fr
  • AT163389B - Flash lamp : de en
  • CA457504A - Method and apparatus for mixing and filling beverages : en fr
  • AT163392B - Electric discharge tube with secondary emission electrode : de en
  • US2473986A - Water purification unit : en
  • DK69419C - Method for producing color images by the color development method. : da en
  • DK69388C - Apparatus for controlling the modulation of amplitude modulated transmitters using a cathode ray tube. : da en
  • US2474149A - Apparatus for cutting curved plates used in spherical tanks : en
  • GB624964A - Refrigeration apparatus : en
  • GB625029A - Separating apparatus : en
  • GB625278A - Improvements relating to road traffic signals : en
  • USD154202S - Design fob a liquid beater : en
  • GB625066A - Improvements in and relating to a process for the manufacture of ª‡-acyl methylene derivatives of n-heterocylic bases : en
  • US2474154A - Liquid level translating means : en
  • FR947123A - Remote electromagnetic door closer device : en fr
  • US2473905A - Automatic control system : en
  • US2473551A - Wallpaper trimmer : en
  • US2474170A - Separation of acetone and butyl alcohol from fermented mash by activated charcoal : en
  • US2473757A - Dash-controlled hydraulic jack : en
  • US2474021A - Production of metal compounds : en
  • US2474073A - High-voltage tester and indicator : en
  • US2474029A - Tripping device : en
  • US2474115A - Petti-bra slip : en
  • FR947048A - Insulating support for electrical pipes : en fr
  • GB625001A - Improvements in or relating to time delay switches : en
  • AT163370B - Rail brake circuit : de en
  • CA457453A - Force pump : en fr
  • US2474002A - Process of producing dicarboxylic acid anhydrides : en
  • GB625158A - Method and apparatus for disposal of waste material : en
  • FR947012A - Process for transforming seaweed into paper material : en fr
  • GB624982A - Improvements in or relating to baskets : en
  • GB625231A - Improvements relating to machines for baling hay, straw and like materials : en
  • GB625305A - Improvements in or relating to the production of melamine : en
  • US2473802A - Preparation of : en
  • US2473851A - Backstop for electromagnetic devices : en
  • FR947166A - Aviation fuel manufacturing process : en fr
  • GB625203A - Improvements in or relating to the manufacture of aliphatic diesters of aromatic dicarboxylic acids : en
  • CA457490A - Circuit interrupter : en fr
  • US2473536A - Device to reproduce timing disks : en
  • US2473695A - Multivalve control station for servomotors : en
  • GB625313A - Improvements in or relating to conveyors : en
  • FR947017A - Sprayer device : en fr
  • FR946965A - Magnetic core structure : en fr
  • FR947180A - Sintered carbide piston rings : en fr
  • FR947144A - Power measurement system for electromagnetic waves propagated by guide tubes : en fr
  • GB625002A - Improvements relating to the control of electric starter motors for internal combustion engines : en
  • FR947026A - Pencil lead : en fr
  • GB625009A - Improvements in gear finishing machine : en
  • GB625041A - Improvements in and relating to the production of corrosion resistant metal and alloy articles : en
  • GB625146A - Improvements in or relating to a process for the separation of histamine from streptomycin : en
  • US2474039A - Method of forming composite metal having a nickel-plated beryllium-copper base and gold or silver bonded thereto by a copper-plated iron sheet : en
  • FR947114A - Peak frequency meter : en fr
  • GB625090A - An improved sea-going cargo vessel or whaling factory with two or more decks : en
  • FR947104A - Furnace for the preparation of sulfur : en fr
  • GB625319A - Improvements in automatic frequency control in radio receivers : en
  • US2473773A - Toothbrush : en
  • US2473880A - Cleaning metal catalysts with alcoholic caustic solution : en
  • GB625271A - Improvements in and relating to electronic valve devices : en
  • FR947188A - Switching device for setting the coordinator selectors : en fr
  • US2473722A - Molding hollow articles : en
  • FR947091A - Antenna tuning cell : en fr
  • GB625082A - Improvements in or relating to appliances for playing roulette and other games : en
  • FR947167A - Process for preparing tocopherol concentrates : en fr
  • USD154219S - Snyder etal bagging machine : en
  • GB625167A - Manufacture of phosphorus compounds : en
  • GB625050A - An improved connector for pressure lines : en
  • DK69384C - Coupling for amplification of picture signals and synchronization signals in television receivers. : da en
  • FR947141A - high flow ejector : en fr
  • FR947150A - Surface-active compositions and their manufacturing process : en fr
  • GB625202A - Improvements in ball-cocks : en
  • FR947101A - Modulating rotating field radio : en fr
  • US2473669A - Tank port and coupling : en
  • US2473933A - Sprayer nozzle : en
  • US2473520A - Device and process for twisting and spinning : en
  • US2473871A - Electric arc welding : en
  • US2473632A - Extensible strut : en
  • US2474164A - Check swing hinge : en
  • USD154201S - Design for a dress : en
  • FR947147A - Further training in ballpoint pens and the like : en fr
  • GB625275A - Improvements in or relating to magnetrons : en
  • GB625323A - Improvements relating to the production of paper and the like : en
  • USD154225S - Design fob a mixing bowl : en
  • GB625214A - Improvements in or relating to cathode ray tubes and the like and to methods of manufacturing such tubes : en
  • FR947152A - Electronic discharge device : en fr
  • US2473790A - Automatic frequency control circuits : en
  • US2473872A - Process of manufacturing anthraquinone-c-arylthiazoles : en
  • US2474113A - Electric steaming stand : en
  • GB625071A - Improvements in or relating to handles for utensils : en
  • FR947135A - Device protecting the bottom of the pants against wear : en fr
  • US2473997A - Partial reduction of polycyclic aromatic hydrocarbons : en
  • DK69396C - Electron tube with trimmer capacitor. : da en
  • FR947164A - Compositions and dipping process for coloring metals : en fr
  • GB625036A - Improvements in or relating to cellular panelling or like cellular constructional work : en
  • US2473571A - Fluid pressure actuated tire mounting or demounting device : en
  • US2473804A - Draft control for oil burners : en
  • FR947066A - Clip for pens, mechanical pencils and similar objects : en fr
  • GB625111A - Improvements in or relating to sealing apparatus : en
  • GB625140A - Improvements relating to vacuum cleaners : en
  • US2474171A - Slice thickness gauge for slicers : en
  • GB624962A - Improvements in and relating to swimming float devices : en
  • US2473555A - Breech-loading mortar with obturator case : en
  • US2473579A - Foaming-type galvanizing fluxes and processes employing them : en
  • US2473837A - Die and die set for shoe parts and the like : en
  • FR946967A - Supports for cycles or other applications : en fr
  • GB625212A - Spring wire clip to serve the purpose of a clothes peg : en
  • FR947109A - Self-inductor oscillator with bridge cell : en fr
  • GB625276A - Improvements relating to telephone systems : en
  • GB625129A - Improvements in inflatable dinghies and like craft : en
  • US2473519A - Poise mounting for racing cars : en
  • GB624983A - Improvements in or relating to television systems and methods of televising an object in colour : en
  • GB625032A - Improvements in the conditioning of yarns or threads : en
  • US2474119A - Plastic brace bar spectacle with pivoting lens connections : en
  • GB624929A - Improvements in or relating to flexible sized or impregnated sheet material suitable as a base for artificial leather, adhesive sheets or tapes : en
  • GB625233A - Improvements relating to machines for baling hay, straw and like materials : en
  • GB625179A - Improvements in or relating to the cooling of electric discharge devices : en
  • GB625034A - Improvements in and relating to pulse radar systems : en
  • GB624935A - Improvements relating to gas turbine plant : en
  • GB624957A - Improvements in and relating to current sensitive devices for the protection of polyphase circuits : en
  • GB625027A - Improvements in or relating to fluorescent screens : en
  • FR947183A - Board game board, with underlying drawer : en fr
  • US2473887A - Protecting metal surfaces during soldering and brazing processes : en
  • US2473945A - Rotary fuel burner with removable fuel-conducting means : en
  • AU150734B2 - Acid zinc electroplating and electrolyte therefor : en
  • CA16981S - Souvenir : en
  • US2473602A - Fluid separator : en
  • FR947149A - Light sensitive diazotype material : en fr
  • US2473902A - Unit for hanging and protecting a garment : en
  • US2474128A - Cable lubricator : en
  • FR947142A - Manufacturing process of artificial porphyry or granite : en fr
  • GB625119A - Improvements in and relating to reinforced cavity boards or panels : en
  • GB625085A - Therapeutic compositions derived from 2-aminoheptane and its salts : en
  • FR947173A - Folding cogwheel bed table that transforms into a reading lamp and artist's easel : en fr
  • GB625062A - Improvements in retractable shock absorber struts particularly for aircraft landing gear : en
  • CA457528A - Closure for containers : en fr
  • AU2713349A - Improvements in or relating to rotary wing aircraft : en
  • AU147991B2 - Windows : en
  • AU2292345A - Crystal converter : en
  • CA457540A - Method for obtaining hydantoins : en fr
  • FR947011A - Electrical fuses : en fr
  • GB624930A - Improvements relating to domestic water-heating fireplaces : en
  • GB625048A - Improved bicycle handle-bars : en
  • US2473659A - Industrial truck : en
  • US2473879A - Flexible metal hose connection : en
  • CA457475A - Apparatus for recovery of crab meat : en fr
  • FR947189A - Bi-valve crystal diode detector, for very short radio waves : en fr
  • US2473510A - Stabilization of organic substances : en
  • AT163383B - Experiment kit : de en
  • CA457516A - Side broom assembly and drive : en fr
  • US2473671A - Crutch : en
  • US2473569A - Portable heat-adjusting charcoal stove : en
  • US2474151A - Bearing bracket : en
  • GB625230A - An improved bulletless and cartridgeless firearm for use in theatres, studios and the like : en
  • FR947121A - Press for the production of rubber shoes, especially boots with rubber uppers : en fr
  • FR947035A - Nasal aspirator : en fr
  • GB625243A - Drill bit : en
  • US2474083A - Auxiliary charging device for internal-combustion engines : en
  • DK69411C - Close to the flight opening at hives. : da en
  • CA457521A - Double salts of pyridine-carboxylic acid amide and ferrous salts : en fr
  • US2473899A - Articulated and universal joint for propellers and other mechanisms : en
  • CA457472A - Saw blade holder : en fr
  • CA457544A - Method and apparatus for inserting contacts in glass tubes : en fr
  • FR947030A - Piles for foundations : en fr
  • GB625105A - Improved device for use in polishing articles : en
  • US2473683A - Relay control system : en
  • GR12082B - METHOD OF NEUTRALIZATION OF OILS BY AMMONIA. : el en
  • US2473913A - Apparatus for upsetting blind rivets having right angle bend in stem : en
  • US2474162A - Oil cooler having automatic bimetal thermostat controlled shutter : en
  • CA457554A - Knitting of shaped fabrics : en fr
  • USD154216S - Design for a paper dish : en
  • US2473813A - High-temperature fan : en
  • US2473953A - Relief valve for hydraulic systems : en
  • US2473971A - Underwater transducer : en
  • DK69427C - Code lock. : da en
  • AU148003B2 - Methods and apparatus for duplicating magnetic recordings : en
  • AT163388B - Device for displaying mechanical loads and stresses : de en
  • AU2707049A - Windows : en
  • FR947156A - Sealed seal for single row double vane rotor : en fr
  • US2473776A - Pressure control apparatus : en
  • US2473800A - Mounting and driving the land rotor of agricultural or like vehicles : en
  • GB625153A - A new or improved toy : en
  • GB625287A - Improvements in radio goniometers : en
  • CA457491A - Electric contactor : en fr
  • US2473656A - Machine for forming article supporting pallets for wrapping machines : en
  • GB624995A - Improvements in and relating to the starting apparatus of internal combustion engines : en
  • US2473504A - Concentric line oscillator : en
  • FR946999A - High stability circuits for receivers : en fr
  • GB625168A - Improvements in intaglio printing presses : en
  • AU2713649A - Improvements in or relating to rotary wing aircraft : en
  • FR947013A - Device for supplying an explosion engine with various liquid fuels : en fr
  • CA457543A - Electroplating method employing pulsating current of adjustable wave form : en fr
  • AT163326B - Umbrella cover : de en
  • GB625235A - Improvements relating to aircraft pick-up apparatus : en
  • DK69386C - Coupling circuit for line finders for automatic remote signaling systems. : da en
  • FR946996A - Hot water generator : en fr
  • US2473508A - Freezer shelf construction : en
  • GB625095A - Improvements in or relating to pictures : en
  • AU2306945A - Television systems : en
  • AT163339B - Medicinal spring tap : de en
  • FR947043A - Improvements to agglomerates : en fr
  • FR947179A - Separation of azeotropic chlorosilane mixtures : en fr
  • GB625279A - Improvements in valves : en
  • GB625204A - Improvements in relation to pulleys more particularly for aircraft : en
  • FR947040A - Concentrated vitamin extract and biscuit containing this extract : en fr
  • DK69378C - Reversing gears, especially for washing machines. : da en
  • USD154211S - Design for an earring or similar article : en
  • DK69430C - Alarm bell preferably for burglar alarm systems. : da en
  • GB624941A - An agricultural machine for treating fields and the like so as to reduce the likelihood of live stock from catching infectious diseases : en
  • US2473756A - Cutting device : en
  • FR947024A - Improvements to electronic devices intended to emit sounds equivalent to those produced by mechanical-acoustic musical instruments : en fr
  • FR947106A - Radioelectric method for measuring the distance between a mobile and a fixed point and its applications, in particular for aircraft radio guidance : en fr
  • GB625172A - Improvements in or relating to an incinerating apparatus : en
  • GB625219A - Improvements in or relating to electromagnetic interrupters : en
  • US2474040A - Pulse integrating circuits : en
  • US2473732A - Vehicle springing assembly : en
  • GB625190A - Improvements in or relating to machines for winding coils for dynamo electric machines and the like : en
  • FR946998A - Improvements to metal casting machines : en fr
  • FR947001A - Windings improvements for fixed or variable high frequency inductors : en fr
  • GB624958A - Improvements in syringes : en
  • FR947015A - Improvements made to thermal insulation devices : en fr
  • GB625102A - Process and apparatus for continuous crystallization with chemical action : en
  • US2473615A - Process for stretching cellulose acetate filaments : en
  • FR947131A - Improvements to electronic discharge devices : en fr
  • CA457461A - Sanding device : en fr
  • US2473526A - Slip ring : en
  • US2473639A - Door casing gauge : en
  • CA457546A - Paint brush wrapper : en fr
  • US2474049A - High-speed telegraphy signal recorder : en
  • GB624997A - A portable pressure fed electrically driven carpet and upholstery shampooing and cleaning machine : en
  • US2473982A - Electromagnetic relay : en
  • DK69403C - Method of purifying magnesium and magnesium alloys. : da en
  • US2473870A - Pry off type jar cap remover : en
  • GB625074A - Improvements in and relating to blow-pipes or cutting torches for flame cutting or removing of metal : en
  • US2473868A - Load supporting roller : en
  • FR947044A - Adjustment device for polarizer screen : en fr
  • GB625299A - Improvements in or relating to compressor systems : en
  • US2473588A - Method of molding lenses and like optical elements : en
  • US2473509A - Cash register : en
  • US2473981A - Illuminated radio antenna : en
  • GB625259A - Electron discharge devices of the velocity modulation type : en
  • GB625298A - Automatic change-over relay system for supplying current from a spare current sourceupon the failure of current supplied from a main current source : en
  • GB625258A - Improvements in or relating to modulated carrier wave receivers : en
  • GB625100A - Improvements in melting of high temperature refractory materials : en
  • FR947084A - Directed aerial systems and their applications : en fr
  • GB625238A - High-voltage power-supply system : en
  • GB625288A - Improvements in or relating to gyro verticals : en
  • GB624973A - Improvements in scouring device fabricated from tubular knit metallic mesh and method of making same : en
  • FR947059A - Safety device for electrical devices : en fr
  • GB624931A - Improvements relating to the manufacture of confectionery : en
  • US2473583A - Dental drill : en
  • GB625143A - Improvements in garment hangers for use in drying machines : en
  • US2473608A - Oyster opening method : en
  • US2474198A - Moisture content-temperature correlation in a moving bed catalyst regeneration process : en
  • US2474199A - Method for contacting gases and moving particle form solids : en
  • FR947105A - Radio beacon and associated receiver : en fr
  • FR946973A - Modification of the silentbloc, front wheel drive citroe: n by adjustable press : en fr
  • FR947089A - Automatic direction finder device : en fr
  • GB625004A - A process for the manufacture of ammonium nitrate : en
  • GB625098A - Improvements in or relating to the production of trifluoroacetic acid : en
  • GB625139A - Improvements in the hydrolysis of oils and fats : en
  • USRE23127E - Slide rule cursor : en
  • GR12074B - METHOD OF CONSTRUCTION OF ELECTRIC LAMPS ACCEPTABLE. : el en
  • USD154213S - Design for an earring or similar article : en
  • GB625229A - Improved means for cutting circular holes in sheet metal or other material : en
  • US2473650A - Phonograph pickup with mechanical filter : en
  • FR946974A - Detachable engine crankshaft for the use of roller bearing connecting rods : en fr
  • US2473522A - Treatment of crude oil : en
  • US2473835A - Means for the interchange of electrical and acoustical energy : en
  • US2473888A - Lead-in wire for electric lamps and similar devices : en
  • US2474007A - Method of and apparatus for contacting fluids : en
  • US2474066A - Method of making hydrogen sulfide : en
  • US2473987A - Process of coking high volatile coal involving incorporation therein of a limited amount of blast furnace flue dust : en
  • GB625130A - Process for producing cellulose : en
  • GB625189A - Improvements in or relating to the indication or measurement of humidity : en
  • US2473787A - Jaw adjusting device for pipe wrenches : en
  • GB625237A - Improvements in or relating to stacking devices for workpieces of rectangular block shape : en
  • GB625284A - Improvements in apparatus for the control of respiration, resuscitation and anaesthesa : en
  • GB625112A - Improvements in expansible wheels for changes of speed, especially for bicycles and the like : en
  • CA457527A - Heat exchange devices and their manufacture : en fr
  • FR947060A - Further training in condensing pumps : en fr
  • FR947112A - Double modulation radiobeacon improvements : en fr
  • GB625314A - Process of treating chocolate liquor : en
  • US2473641A - Evaporator : en
  • US2473717A - Pressure totalizing device : en
  • DK69391C - Method and wheatstone bridge for troubleshooting in eg radios using a measuring transmitter. : da en
  • FR946987A - Improvements made to vertical rolling mill trains : en fr
  • FR946966A - Improvements to water cooling towers : en fr
  • GB625116A - Improvements in electrically heated protective covering and method of making the same : en
  • GB625142A - Improvements in feeding device for the work clamping members of automatic sewing machines : en
  • GB625145A - Improvements in or relating to hollow block floors : en
  • DK69423C - Steering gear for gearshift mechanisms controlled by a means of pressure, in particular for motor vehicles. : da en
  • FR947162A - Improvements to the processes for preparing vulcanizable rubbery polymerized materials : en fr
  • DK69400C - Procedure for die casting. : da en
  • GB624952A - Improvements in or relating to synchronous electric motors : en
  • US2473572A - Magnetic servo operator : en
  • US2474055A - Image copying projection machine : en
  • US2474094A - Combination water tank and truck body : en
  • US2473693A - Mercury contact device : en
  • FR947169A - Closing device for metal boxes : en fr
  • GB625073A - Improvements in or relating to razor hones : en
  • GB624986A - Improvements in or relating to control-lever fittings for use with bowden cables : en
  • US2474189A - Electric switch : en
  • AT163363B - Device for achieving an axial displacement of a shaft, in particular in the case of brake release motors provided with a zero position brake : de en
  • AT163354B - Circulation pump : de en
  • CA457432A - Holder for pins and the like : en fr
  • GB625077A - Improvements in or relating to ammonium nitrate : en
  • US2474183A - Rocket propulsion by reacting : en
  • US2474200A - Cervical splint : en
  • US2474028A - Recovery of phenol salts from aqueous solutions : en
  • CA457561A - Process for converting dicyclopentadiene to cyclopentadiene : en fr
  • AT163303B - Wear insert for the pipelines of pneumatic conveying systems : de en
  • CA457428A - Front end structure for tractors : en fr
  • US2473962A - Process for recovering cadmium : en
  • FR946993A - Combination lock, with rack and pinion lock control : en fr
  • GB625042A - Improvements in or relating to thermionic valve oscillation generators : en
  • AU2715649A - Process forthe treatment of furs with insecticidal or mothproofing agents and furs treated thereby : en
  • US2473680A - Game device : en
  • US2474138A - Work rest and method of forming the same : en
  • AT163390B - Processes and devices for the reproduction of stereo films with chronologically successive partial images : de en
  • FR947085A - Device for the remote control of components of radio circuits : en fr
  • AU2710249A - A screen printing table forthe execution of screen printing for fabric printing : en
  • CA457560A - Pyrolysis of petroleum oil : en fr
  • AU126268B2 - Frequency stabilization : en
  • CA457536A - Oscillating fluid-displacing machine operating in parallel : en fr
  • DK69402C - Process for the continuous production of polyamides and blended polyamides of diamines, dicarboxylic acids and urethane compounds. : da en
  • US2473703A - Process for producing potassium tungstate : en
  • US2473573A - Refrigerator liner support : en
  • US2474053A - Bottle vending machine with magazine rotating on horizontal axis : en
  • FR947055A - Improvements to safety devices used in combination with steam generators : en fr
  • GB625087A - Improvements in and relating to internal combustion turbine engines : en
  • AU145108B2 - Process forthe treatment of furs with insecticidal or mothproofing agents and furs treated thereby : en
  • GB625058A - Process for the simultaneous preparation of sulphuric acid hydrochloric acid and common salt from sodium sulphate and/or bisulphate : en
  • GB625256A - Gas discharge lamp : en
  • CA457494A - Circuit interrupter : en fr
  • GB625304A - Improvements in connecting a portable sewing-machine, with free work support, to furniture into which it can be lowered : en
  • US2474117A - Thickness gauge : en
  • US2474135A - Adjustable earpiece support : en
  • AU143554B2 - Extracting of nickel values from nickeliferous sulphide Material : en
  • CA457441A - Vacuum cleaner : en fr
  • CA457447A - Abrading machine : en fr
  • GB625123A - Improved process for manufacturing drying oils : en
  • GB625240A - Improvements in or relating to liquid heating apparatus : en
  • US2473770A - Art of mixing : en
  • FR947186A - Condensation process for acetylenic hydrocarbons and ketones : en fr
  • GB625245A - Improvements in and relating to the manufacture of dyestuffs their use for sensitizing photographic silver halide emulsions : en
  • AU123908B2 - Improvement inground speed indicator : en
  • US2473735A - Manufacture of complex organic antimony compounds : en
  • FR946989A - Conservation process for green fodder : en fr
  • GB624949A - Improvements in and relating to electric switch devices for movement detection : en
  • CA457482A - Alkylation of halogenosilanes : en fr
  • US2474003A - Stabilized brief case : en
  • CA457557A - Electrodeposition of metals : en fr
  • FR947102A - Improvement in high-precision automatic tuning systems for the frequencies of a radio-wave transmitter or receiver : en fr
  • GB625170A - Block-printing machine for textiles : en
  • GB625018A - Improvements in or relating to an electric welding apparatus : en
  • GB625046A - Container closures : en
  • FR947037A - Single-wheel tiller : en fr
  • FR947128A - Photographic plate for photomechanical reproduction : en fr
  • US2473969A - Ultra high frequency electron discharge device : en
  • CA457552A - Lamp socket : en fr
  • FR947069A - Focusing device for photography and microphotography using invisible radiation : en fr
  • US2473500A - Vehicle spring suspension : en
  • US2473707A - Dispenser with slitted resilient diaphragm : en
  • US2473739A - Combined collar holder and tie supporter : en
  • US2473620A - Valve : en
  • FR946985A - Improvements to continuous advance cinematographic devices : en fr
  • GB625192A - Improvements in or relating to the carburisation of steel : en
  • GB625024A - Improvements in or relating to instruments for measuring moisture content in wool and other substances : en
  • GB625152A - Lubricant and process of manufacture : en
  • GR12084B - WAY OF WELDING TIRES AFTER METAL OR WOOD. : el en
  • GB625091A - Improvements in or relating to automatic fluid-operated valves : en
  • USRE23125E - Bone conduction hearing aid : en
  • US2473570A - Method of manufacturing attachment plugs : en
  • US2473578A - Totalizer : en
  • US2473999A - Static frequency changer : en
  • DK69390C - Coupling for reduction of noise and noise at receivers for frequency modulated oscillations. : da en
  • USD154222S - Feet equipped outer garment : en
  • US2473585A - Salt and pepper shaker : en
  • FR947070A - Improvements to devices for measuring or verifying, with amplification, the dimensions of a part : en fr
  • GB625015A - An improved straining separator : en
  • GB625266A - Improvements relating to the mounting of shaft bearings : en
  • GB624996A - Ferrous alloy : en
  • GB624943A - Bulldozer : en
  • AU144218B2 - Electroplating baths and method of electrodepositing zinc : en
  • CA457444A - Automatic film exhibitor : en fr
  • US2474030A - Nonslip golf glove : en
  • US2474181A - Anodic coating of magnesium : en
  • US2473681A - Process of breaking up the charge in electric smelting furnaces : en
  • US2474058A - Collar stiffener : en
  • US2474168A - Cigarette or like holder and dispenser : en
  • DK69409C - Vending machine. : da en
  • US2473502A - Joint : en
  • CA457484A - Automatic switch construction : en fr
  • CA457572A - Control system for variable-speed alternating-current motors : en fr
  • IE18760L - Heat treating glass : en
  • AU146576B2 - Improvements in or relating to sodium bicarbonate : en
  • CA457508A - Sponge rubber material and method of making same : en fr
  • AU2714949A - Extracting of nickel values from nickeliferous sulphide Material : en
  • GB625154A - Improvements in screw propellers : en
  • CA457507A - Blowpipe nozzle and method of making same : en fr
  • US2473550A - Directly heated cathode : en
  • FR946968A - Method and apparatus for the recovery or separation of valuable nutrients in the milling of flours : en fr
  • FR946978A - Dial for t receivers. s. f. : en fr
  • GB624936A - Improvements in and relating to radio transmitters : en
  • GB625089A - A process for removing oxide films from metals and metal alloys : en
  • US2473845A - Control apparatus : en
  • US2473711A - Rotary pump and motor hydraulic transmission system : en
  • AU142595B2 - A method for executing socalled screenprint ona screen printing table and screen printing table tobe used by same : en
  • US2473691A - Stabilization of cathode beam tubes : en
  • US2474093A - Method of plasticizing knitted goods made from thermoplastic yarn : en
  • CA457558A - Modulator for compression waves : en fr
  • CA457476A - Burner for army type stove : en fr
  • CA457466A - Road-sanding machine : en fr
  • CA457547A - Fuse construction : en fr
  • US2473789A - Thermostatically operated switch : en
  • US2474069A - Food freezing tunnel : en
  • AT163382B - Counter : de en
  • AT163397B - Multiple electric discharge tube : de en
  • AT163350B - Delivery device for rollable leak bodies : de en
  • US2473622A - Tying device : en
  • US2473777A - Variable cavity resonator : en
  • US2473855A - Floral support : en
  • AT163307B - Support member device on mechanical load changes in vehicle brakes : de en
  • US2473661A - Of model railroad switches : en
  • CA457470A - Knitting needle : en fr
  • CA457489A - Flexible seat construction : en fr
  • CA457555A - Rivet and method of making a joint therewith : en fr
  • US2473567A - Electronic discharge device : en
  • AU2710149A - A method for executing socalled screenprint ona screen printing table and screen printing table tobe used by same : en
  • GB624998A - Improvements in or relating to handbags and shoulder-strap bags : en
  • GR12075B - MIX FOR ALUMINUM WELDING. : el en
  • CA457435A - Machine tool device for controlling tool displacement : en fr
  • AT163395B - Device for guiding thin strips, such as. B. made of completely or partially regenerated cellulose films, for recording or playing back recordings, in particular audio recordings along a recording or scanning window : de en
  • CA457430A - Sealer cap remover : en fr
  • AU2711849A - Electric ignition for gaseous fuel burners : en
  • US2474169A - Metal radiant for gas heaters : en
  • US2474186A - Reinforced core : en
  • CA457433A - Steam boiler : en fr
  • AU2709349A - Improvements in storage racks for cheeses : en
  • US2473812A - Blade magazine : en
  • US2473755A - Induction can soldering machine : en
  • US2473850A - Lightning arrester : en
  • US2473565A - Switch : en
  • US2474068A - Air intake system of internal-combustion engines : en
  • DK69408C - Method for studying the diffusion of solid, liquid or gaseous inserts into metals, in particular iron and steel. : da en
  • CA457548A - Safety supporting and suspension means : en fr
  • US2473949A - Anthrimide-carbazole dyestuffs : en
  • USD154220S - Design fob a coaster : en
  • CA457550A - Phonograph : en fr
  • US2473678A - Snubbing means : en
  • USD154223S - Design for a merchandise display rack : en
  • US2474036A - Paperweight : en
  • US2474102A - Stove mat : en
  • GB625060A - Atomizer : en
  • CA457537A - System of supervision : en fr
  • US2474161A - Lubricating oil filter : en
  • US2473682A - Angle measuring mechanism : en
  • US2474190A - Thermostatic switch : en
  • US2473807A - Engine governor : en
  • US2473917A - Alternating current arc welding system : en
  • US2473535A - Switching and modulation system : en
  • USD154224S - Design for a combined ash tray and saucer : en
  • AU2718249A - Improvements ina phonograph record playing apparatus : en
  • GB625165A - Improvements relating to control apparatus for cathode ray tubes : en
  • US2473958A - Black glass and method of making : en
  • US2474201A - Method of making microporous sheet material : en
  • US2474001A - Oxidation of organic compounds : en
  • FR947184A - Spider for rear trunk vehicle : en fr
  • GB625117A - Improvements in supports for electric discharge lamps : en
  • GB624956A - Cutting bit for mining coal and other substances : en
  • GB625251A - Improvements in drilling machines : en
  • GB625265A - Improvements in or relating to high voltage power supplies : en
  • GB624977A - Improvements in bending single crystals of corundum : en
  • GB625161A - Handsaws : en
  • FR947025A - Improvements to cable bindings for skis : en fr
  • US2473947A - Leg support device : en
  • US2474076A - Dispensing container : en
  • GB625053A - Process for preparing sodium bicarbonate and sulphuric acid from sodium sulphate : en
  • GB625138A - Improvements in or relating to cathode-ray oscillographs : en
  • DK69416C - Centrifugal dust separator. : da en
  • GB625201A - Improvements in bleaching process : en
  • GB625206A - Paper making apparatus of the cylinder mould type : en
  • AT163351B - Pistons for internal combustion engines, in particular for slot-controlled two-stroke engines : de en
  • GB624933A - Improvements in or relating to welt hold-down devices for use in shoe bottom pressing machines : en
  • FR947099A - Improvement in wireless beaconing processes : en fr
  • US2474111A - Stack valve of water gas generators and the like : en
  • GB625260A - Improvements relating to self-lubricating reciprocating pumps : en
  • US2474139A - Microbial fermentation of acid hydrolyzed carbohydrate mashes : en
  • DK69382C - Process for the preparation of derivatives of sulfonamides substituted in the sulfonamide group. : da en
  • US2473538A - Liquid styrene-butadiene interpolymers : en
  • US2473723A - Method of making prosthesis : en
  • US2473597A - Bomb shackle and release : en
  • US2473893A - Object detecting and indicating device : en
  • FR947132A - Rodent and rat trap in particular : en fr
  • GB625163A - Improvements relating to liquid filters : en
  • FR947050A - Further training in the manufacture of stockings and similar articles : en fr
  • GB624947A - Improvements in or relating to directional gyroscopes : en
  • DK69377C - Washing machine. : da en
  • GB625135A - Nitration process of toluene : en
  • GB625236A - Improvements in arc extinguishing devices acting by means of gaseous fluid for high voltage alternating current circuit breakers : en
  • GB625178A - Improvements relating to apparatus for heating liquids : en
  • FR946982A - Further development of pneumatic tires for automobile wheels : en fr
  • GB625216A - Improvements relating to the production of phenolic ethers of glycerol : en
  • US2473660A - Welded structure and method of assembling same : en
  • US2474033A - Apparatus for metering the fuel supplied to prime movers : en
  • US2473927A - Apparatus for and method of percussive welding : en
  • US2473985A - Electrical conductor : en
  • US2473521A - Twisting device and method : en
  • US2473745A - Chair : en
  • US2474109A - Refrigerated fan guard : en
  • US2473584A - Tracer mechanism for machine tools : en
  • CA457499A - Process for the electrodeposition of tin : en fr
  • US2473636A - Pyrophoric element feeding mechanism for lighters : en
  • US2473811A - Desoxy iso-xanthopterins and process of making same : en
  • US2474098A - Photometric measurement of light values using automatic gain control in photomultiplier tubes : en
  • US2473515A - Artificial tooth : en
  • US2473866A - Wrecking tool : en
  • US2474045A - Lifting jack : en
  • GB625005A - Improvements in or relating to pipe joints or couplings : en
  • GB624942A - An adjustable handle-bar, particularly for a cycle : en
  • FR947192A - Electrical devices in airtight enclosures : en fr
  • GB624994A - Improvements in or relating to electric contact arrangements for relatively movable conductors : en
  • AT163359B - Tool for cutting out tree crayfish and rubber river wounds, etc. Like., In particular on fruit trees : de en
  • US2474184A - Method of purifying glutamic acid amides of pteroylglutamic acid : en
  • US2473581A - Indicating instrument with magnetic : en
  • GB625147A - Improvements in or relating to circuit-arrangements for the frequency stabilization of modulated electrical oscillations : en
  • DK69406C - Sound recorder operating by telegraph method. : da en
  • US2473884A - Contact means : en
  • FR947199A - Improvements made to multi-tube boilers : en fr
  • US2473924A - Synthetic linear polyamides and process for retarding crystallization of said polyamides : en
  • GB625285A - Improvements in or relating to oscillating mechanisms used for sifting or conveying : en
  • US2473970A - Snap acting device and electric switch : en
  • USD154218S - Design for a combined toothbrush and tooth paste holder or simi- lar article : en
  • US2473785A - Rotary combustion motor : en
  • US2473623A - Apparatus for manufacturing slide fasteners : en
  • US2473920A - Fractionation of linear polyamides and products obtained thereby : en
  • GB625181A - Improvements in and relating to sliding clasp fasteners : en
  • FR947177A - Support device, in particular tablet or tray formed from elementary panels : en fr
  • GB624955A - A new aluminium base alloy : en
  • US2473736A - Microfilm reader and projecting apparatus : en
  • DK69421C - Air foam pump type jet foam generator. : da en
  • FR947200A - Descaling product for ship hulls : en fr
  • GB625057A - Improvements in or relating to the manufacture of containers from fibre board and like sheet material : en
  • US2473891A - Rifle sight conversion attachment : en
  • US2473594A - Combination comb and toilet article holder : en
  • US2473548A - Polymerization of vinylidene compounds in aqueous emulsion in the presence of ionizable silver compounds and ammonia : en
  • US2474110A - Centralized music transmission system : en
  • GB625270A - Improvements in or relating to adhesive-applying devices : en
  • GB625023A - Improvements in or relating to wheatstone bridge measuring and computing devices : en
  • US2473747A - Art of preserving and maintaining color of green vegetables : en
  • US2474052A - Doctor operating mechanism : en
  • CA457565A - Electrical cord : en fr
  • IE19039L - Alkaline dry cells : en
  • FR946955A - Detergents : en fr
  • US2473609A - Oyster opening apparatus : en
  • US2473513A - Sealing and positioning means for grinder mechanisms or the like : en
  • US2473666A - Sash balance : en
  • US2473815A - Tool apparatus : en
  • US2474127A - Clamping apparatus for tension locked printing plates : en
  • US2474173A - Complete cigarette case : en
  • US2474090A - Multiple tube forced-draft and air flow air heater : en
  • FR947118A - Safety device for mercury vapor rectifier : en fr
  • US2473700A - Apparatus for testing the accuracy of movements : en
  • US2473857A - Apparatus for insertion in color display devices utilizing polarized light for securing changing saturation of specific hues in fixed zones as vewed by observers : en
  • US2473498A - Synthetic resins derived from acrylonitrile adducts : en
  • US2473685A - Current distribution panel : en
  • US2473930A - Process for bleaching glyceridic esters : en
  • US2473760A - Internal-combustion engine : en
  • AT163340B - Automatic bottle capping machine : de en
  • AT163353B - Infinitely variable piston pump or infinitely variable transmission : de en
  • US2474136A - Packing of plastic material : en
  • FR946990A - Catalyst improvements : en fr
  • GB625242A - Improved machine for marking articles for identification purposes in laundries, dry cleaning and like establishments : en
  • GB624999A - Improvements in spray nozzles for viscous liquids : en
  • FR947146A - Improvements to coke ovens and similar ovens : en fr
  • GB624967A - Improved enamelling process : en
  • GB625294A - Improvements in or relating to carrier current transmission systems : en
  • US2474086A - Breaker point refacing device : en
  • USD154195S - Design fob a combination griddle and skillet : en
  • US2474038A - Composite metal : en
  • US2474150A - Sheet transfer gripper mechanism : en
  • FR946951A - Manufacturing process for alkoxy isobutyric acids and their derivatives : en fr
  • AT163374B - Viscometer for tough masses : de en
  • US2473878A - Electric lamp of double spiral convolution : en
  • US2473748A - Portable mold for concrete blocks : en
  • US2473876A - Slide rule : en
  • US2473993A - Synthesis of metal carbonyls : en
  • US2473929A - Polymerization process : en
  • US2473992A - Electric switch : en
  • US2474051A - Endless belt grader : en
  • US2473788A - Grain threshing and separating machine : en
  • US2473936A - Internal-combustion engine : en
  • US2473524A - Lead estimation training reflex gun sight : en
  • US2474152A - Directional air flow louver : en
  • FR947116A - Method of heating conductive bodies in an electric induction furnace : en fr
  • AU2754649A - Signal level compression and expansion arrangements for electric pulse code modulation communication systems : en
  • FR947028A - Commercial motor vehicle : en fr
  • GB625249A - Improvements in and relating to pressure gauges : en
  • US2473729A - Color facsimile apparatus : en
  • US2474064A - Sanding block : en
  • FR947078A - Slide rule refinements, and slide rule based on these improvements : en fr
  • US2473808A - Fuel temperature control for internal-combustion engines : en
  • US2473966A - Quick-change gun sight : en
  • FR947049A - Three-frame window, advanced : en fr
  • AU2716449A - Improvements in or relating to control devices responsive to physical conditions and embodying conjointly operated electric switches : en
  • GB624950A - A device for facilitating the feeding of wood or other non-metallic work pieces to asawing machine : en
  • US2474078A - Adjustable hitch clamp : en
  • US2473568A - Tray type liquid fuel burner : en
  • US2473910A - Crab trap : en
  • US2474133A - Means for supporting observers in range-finder systems : en
  • CA457578A - Pin grinding machine : en fr
  • AT163352B - Clamping of wooden leaf springs : de en
  • AT163362B - Tying device, in particular for fruit trees : de en
  • US2473708A - Polymerized vinyl aromatic materials : en
  • USD154198S - Design for a popcorn vending machine : en
  • US2473576A - Welding system : en
  • US2473532A - Paintbox : en
  • US2473968A - Corneal trephine : en
  • US2474144A - Electrically and power operated pitch changing mechanism : en
  • US2473847A - Lifting, braking, and jacking system for vertical-shaft rotating machines : en
  • US2474187A - Control system for fluid motors : en
  • AU141565B2 - A screen printing table forthe execution of screen printing for fabric printing : en
  • US2473896A - Frictional servomotor : en
  • US2473940A - Fire alarm system : en
  • US2473595A - Turret type last pulling and relasting machine : en
  • AU2715549A - Improvements in and relating tothe filtering apparatus employed in water and sewage treatment plants andthe like : en
  • US2473979A - Liquid filter element : en
  • GB625043A - Improvements in locks : en
  • GB625194A - Method of securing a chassis mounting electrical apparatus in a cabinet : en
  • US2473646A - Expander tube for brakes : en
  • US2474085A - Tractor drive mechanism : en
  • CA457526A - Synthetic resin and method of producing : en fr
  • AT163336B - Nebulizer : de en
  • AU148821B2 - Electric ignition for gaseous fuel burners : en
  • US2473844A - Circuit interrupter : en
  • US2473709A - Machine for manufacturing spherical gears : en
  • US2473926A - Device for softening beards : en
  • US2473937A - Safety automobile door lock handle : en
  • USRE23124E - Preparation of n-dimethxl : en
  • GB625088A - Improvements in and relating to methods of and apparatus for bending glass tubes : en
  • IE18384L - Manufacture of straw building boards : en
  • FR946972A - Convertible wine pump wheelbarrow for use of the motor driving the pump, to control other devices, by quick and adjustable connection : en fr
  • FR947095A - Transparent or translucent product capable of replacing window glass and the like : en fr
  • FR946976A - Hygienic toilet kit : en fr
  • GB625215A - Improvements in and relating to coating textile yarns and fabrics : en
  • GB624971A - Improvements in scrapers for moving earth and other materials : en
  • FR947168A - Carbonated drink filler : en fr
  • US2473664A - Electric locking device : en
  • US2474032A - Process for removing a fluorine compound from a liquid hydrocarbon : en
  • US2474129A - Welding apparatus : en
  • US2473530A - Process of making bar soap with ingrained emblem : en
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  • FR947027A - New breakfasts and their method of preparation : en fr
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  • USD154204S - Design fok a container cap : en
  • CA457563A - Prismatic and high power compressonal-wave radiators and receivers : en fr
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  • US2474131A - Lawn mower : en
  • US2474175A - Process for carrying out condensation reactions : en
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  • FR947098A - Improvements to variable capacitors for t-stations. s. f. and the like : en fr
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  • FR947127A - Enhancements to colored coated photographic products : en fr
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  • USD154197S - Design for a cake chest oe similar article : en
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  • CA457515A - Sweeper bucket assembly : en fr
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  • US2474023A - Method of gas-shielded alternating current arc welding : en
  • US2473696A - Hand oiler : en
  • US2473503A - Pattern mechanism for knitting machines : en
  • FR947003A - Slope and turn indicator for aircraft pilot training equipment : en fr
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  • USD154217S - Design for a dinner cup : en
  • CA457431A - Radio frequency parallel bonding : en fr
  • US2473575A - Resistance welding system : en
  • US2473593A - Necktie and holder assembly : en
  • US2474072A - Air bearing gyroscope : en
  • GR12083B - SPECIAL COLOR FOR NYLON SYNTHETIC LEATHER DYE. : el en
  • CA457463A - Metallic ore sintering furnace : en fr
  • CA457532A - Use of phosphorous oxides in producing quartz coatings in a vacuum : en fr
  • AT163306B - Wood connector : de en
  • US2473724A - Ultra high frequency coupler between contiguous ends of aligned wave guide sections : en
  • US2473840A - Conical paper cup with rounded bottom : en
  • US2474120A - Package : en
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  • US2473652A - Thermionic vacuum tube circuit for intercommunication systems : en
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  • US2474202A - Quaternary ammonium compounds and the process of making same : en
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  • US2473984A - Fumigant composition and method : en
  • US2473643A - Toolmaker's vise or clamp : en
  • USD154194S - Design for a doll : en
  • US2473616A - Elliptical boundary frame for openings in pressure cabins for aircraft : en
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  • GB625086A - An improvement in or relating to instruments for measuring surface finish : en
  • CA457569A - Locking-bar motor-frame assembly : en fr
  • US2473795A - Reduction of ores containing nickel : en
  • CA457562A - Fittings : en fr
  • US2473965A - Self-supporting aerial electric conducting cable : en
  • US2474147A - Wave heater : en
  • US2474087A - Preparation of silicon halides : en
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  • AT163393B - carrier : de en
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  • GB625208A - Improvements in or relating to glass ampoules : en
  • US2473657A - Window frame and sash : en
  • GR12078B - ALUMINUM CONTAINER ADJUSTED TO THE PINE BODIES FOR THIS LAYER OF RESIN. : el en
  • AU150032B2 - Control apparatus for gas burning appliances : en
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  • AT163385B - Sheet music turner : de en
  • AU149487B2 - Improvements in or relating to sodium bicarbonate 1 : en
  • US2474174A - Hydraulic control system for variable delivery pumps : en
  • CA457553A - Automatic cutter : en fr
  • GB624938A - Improved display card : en
  • AT163317B - Flushing head for rotary drilling rigs : de en
  • AT163329B - Remote control device for changing the direction of travel of electric toy trains : de en
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  • US2474156A - Counting mechanism : en
  • CA457498A - Abrasive article and method of manufacture : en fr
  • AT163375B - Display device for devices which are suitable for optional connection to direct and alternating current networks : de en
  • CA457533A - Use of boron oxides in producing quartz coatings in a vacuum : en fr
  • US2473852A - Diaper cleaning device : en
  • CA457511A - Food warmer : en fr
  • GB625174A - Method of and means for moulding hollow concrete and the like blocks : en
  • CA457495A - Circuit interrupter : en fr
  • GB625253A - Apparatus for tilling and cultivating : en
  • AU2715749A - Improvements in or relating to sodium bicarbonate 1 : en
  • US2473903A - Electric control system for vehicle ride stabilizing equipment : en
  • US2473959A - Reel drive for planters : en
  • US2474196A - Instrument mounting : en
  • GB625072A - Improvements in vacuum cleaner nozzles and brush attachments therefor : en
  • GB625269A - Improvements in connectors for electric conductors : en
  • GB625318A - Improvements in friction clutches and in gears embodying them : en
  • GB624939A - Gas turbine combustion chamber : en
  • GB624968A - Tuning mechanism for radio apparatus : en
  • GB625132A - Improvements in and relating to methods of sealing metal tubes : en
  • US2473665A - Propeller : en
  • FR947083A - Symmetrical feed mode of complex aerials or aerials : en fr
  • FR947086A - Rectifier-voltage stabilizer-filter device : en fr
  • CA457473A - Annealing of calendered thermoplastic material : en fr
  • FR947163A - Belt : en fr
  • FR947063A - Call recording and supervisory device applicable to telegraph networks operated by switching : en fr
  • GB624970A - Improvements in axles for motor road vehicles : en
  • FR947016A - Remote control and remote printing transceiver device : en fr
  • FR947052A - Improvements to plastic explosives : en fr
  • FR947062A - Multi-sensitivity blood pressure monitor : en fr
  • GB625159A - Improvements in or relating to milk churns : en
  • FR947133A - Telegraph systems : en fr
  • US2473816A - Drive mechanism : en
  • GB625149A - Improvements in and relating to electric telemotor apparatus : en
  • GB625175A - Bicycle lock : en
  • GB625273A - Improvements in or relating to apparatus for tracing profiles : en
  • GB625290A - Apparatus for detecting air leakages in pneumatic valves : en
  • GB625160A - New or improved container or case for the reception of cigarettes and matches : en
  • FR946992A - Advanced catalysts : en fr
  • GB624961A - Improvements relating to dry surface contact rectifier assemblies : en
  • US2473624A - Incinerator : en
  • US2473653A - Oil burner having air admission and fuel vaporization means : en
  • GB624925A - Spent bobbin receptacle for automatic weft replenishing looms : en
  • GB624991A - Feeding mechanism for sewing machines : en
  • GB625283A - Improvements in rectifying electric discharge tubes : en
  • US2474020A - Liquid fuel burner with rotatable atomizing cup : en
  • GB625064A - Improvements in or relating to safety devices for aircraft : en
  • GB625148A - Improvements in and relating to pressure- and vibration-indication apparatus : en
  • FR947113A - Automatic indicator for blind landing : en fr
  • FR947126A - Improvements in the cooling of electrodes of electronic discharge devices : en fr
  • FR947153A - Improvements to cycle management mechanisms : en fr
  • US2473559A - Apparatus for cutting tubes : en
  • US2474176A - Hook and line holder : en
  • US2473775A - Decorative cover for telephone desk sets : en
  • US2473805A - Ignition timing control means for internal-combustion engines : en
  • CA457434A - Screw holding screwdriver : en fr
  • FR946977A - Manufacturing process of rubber reinforced with lignin and products so obtained : en fr
  • GB625017A - Improvements in or relating to electromagnetic interruptors or vibrators : en
  • GB624969A - Tuning mechanism for radio apparatus : en
  • US2473699A - Airplane heater having two-speed control : en
  • US2473658A - Broiler : en
  • US2474188A - Enema tube : en
  • IE17446L - Therapeutic compositions : en
  • US2473587A - Harvester for packing lettuce, cabbage, celery, and the like : en
  • US2473525A - Atmosphere production : en
  • US2473915A - Heating and welding system : en
  • AT163355B - Closing device for vessels of all kinds, in particular crown cork jars : de en
  • GB625213A - Improvements in or relating to extruding machines : en
  • US2473533A - Method and apparatus for corrugating sheet metal by a reciprocating bender with a pivoted side shaper : en
  • US2473814A - High-temperature fan : en
  • US2473822A - Method of making same : en
  • GB625044A - Improvements in folding cardboard and like boxes : en
  • US2474026A - Mounting for electron discharge device of the high-frequency type : en
  • US2473692A - Undergarment for men : en
  • US2473786A - Rotary earth scraper : en
  • US2474158A - Spring clip : en
  • CA457535A - Sheet handling apparatus : en fr
  • CA457538A - Transmission mechanism : en fr
  • GB625232A - Improvements relating to machines for baling hay, straw and like materials : en
  • FR946960A - Process for obtaining metallic coatings on shaped parts by cold plating : en fr
  • GB625164A - A device for supporting hand microphones when in use : en
  • US2473629A - Drying apparatus : en
  • US2474050A - Armrest : en
  • FR947151A - Process for continuous casting of bars, yards and wires : en fr
  • GB625125A - Improvements in the construction of roller crushers : en
  • GB625110A - Improvements in valves or stop cocks : en
  • GB625221A - Improvements in and relating to scissors : en
  • AT163387B - Method and device for preventing the recording of switching noises in magnetic sound devices : de en
  • US2474118A - Compression testing apparatus : en
  • DK69413C - Pantograph. : da en
  • DK69405C - Method for producing gramophone records on sound records. : da en
  • US2473761A - Speed control for internalcombustion engines : en
  • US2473946A - Double truck mine car body : en
  • AT163301B - Special building board : de en
  • GB624979A - Device for inserting wire coils in tapped holes : en
  • GB625120A - Improvements in automatic clutches : en
  • FR946953A - Pre-refrigeration and purification of gas mixtures before liquefaction : en fr
  • FR947137A - Closure for containers containing pasty, viscous or liquid products : en fr
  • GB625254A - Improvements in moulded roof structures and their production : en
  • US2474163A - Gripping means for microscope mechanical stages : en
  • US2474005A - 2-acetoxybenzyl acetylsalicylate : en
  • US2474178A - Pipe coupling : en
  • US2474077A - Compressor with interchangeable stage elements : en
  • US2473648A - Control knob of thermoplastic material : en
  • US2474012A - Railway truck : en
  • CA457539A - Hydantoins and method for obtaining the same : en fr
  • FR947129A - Improvements in the preparation of dyes : en fr
  • GB625307A - Improvements in lamp reflector fittings : en
  • GB625315A - Improvements in concrete roofs : en
  • US2473911A - Production of fluorocarbons : en
  • US2474195A - Dual-voltage dual-speed capacitor motor : en
  • DK69412C - Valve. : da en
  • FR946997A - Connection device for tubular scaffolding : en fr
  • FR947002A - Improvements to adjustable props and the like : en fr
  • FR947130A - Improvements in force transmission devices : en fr
  • GB625239A - Improvements in or relating to ice-cream freezing machines : en
  • GB625180A - Improvements in high frequency devices for heating or bonding thermoplastic materials : en
  • FR947071A - Perpetual calendar : en fr
  • GB624975A - Improvements in, or relating to high frequency electric induction heaters : en
  • GB625241A - Improvements in liquid spring shock-absorbers : en
  • GB625293A - Improvements in and relating to planimeters employing photo-sensitive devices : en
  • GB625316A - Improvements in stretching machines for flattening metal strips : en
  • CA457487A - Compensating arrangement for thermal relays : en fr
  • FR947125A - Improvements in electrical insulating materials : en fr
  • GB625191A - Improvements in and relating to framed mirrors or like articles : en
  • GB625291A - Improvements in microphones : en
  • US2473998A - Centrifugal switch : en
  • FR947007A - Device said to be reproduced or copied on the towers : en fr
  • GB625028A - Improvements in or relating to double row roller bearings : en
  • GB625131A - Improvements in or relating to the manufacture of diethyl acetal : en
  • US2473541A - Roller pressure bar for veneer lathes : en
  • FR947117A - Device for displaying the frequencies of a continuous range and automatically controlled transmitter or receiver : en fr
  • GB625264A - Improvements in building units and in the methods of producing the same : en
  • US2473741A - Pattern controlled milling machine : en
  • GR12073B - FLOOR COVERING (PARQUES) FROM NOBLE TIMBER ADHESIVE TO THE COMMON SUCH OR OTHER MATERIAL AND METHOD OF MAKING IT. : el en
  • FR947000A - Snap-opening compressed gas conservation valve known as a burst valve : en fr
  • GB625134A - Improvements in devices for treating fish refuse and the like : en
  • GB625186A - Improved method of exhausting and closing vessels such as electric discharge tubes : en
  • FR947096A - Transparent or translucent product replacing window glass, mirrors and the like : en fr
  • AT163400B - Device with a discharge tube in which an electron beam is generated : de en
  • CA457524A - Pulse generator : en fr
  • GB625006A - Improvements in or relating to electro-mechanical oscillators particularly for subaqueous signalling : en
  • GB625033A - Improvements in or relating to sustaining rotors for rotary-wing aircraft : en
  • US2473774A - Load electing mechanism for carrying scrapers : en
  • US2473784A - Inner tube and method of making the same : en
  • GB624951A - Improvements in or relating to a rotary reversible fluid motor : en
  • DK69385C - Device for stationary switches in electrical contactors for low-voltage systems. : da en
  • FR947185A - Improved process for carrying out condensation reactions : en fr
  • GB625136A - Improvements in or relating to voltage regulators : en
  • US2473766A - Box partition : en
  • DK69392C - High pressure mercury vapor discharge device with quartz container and cooled electrode. : da en
  • GB625200A - Improvements relating to the extraction of arsenic from gelatin : en
  • FR947065A - Method and device for dedusting crushed or ground materials : en fr
  • GB625056A - Electron discharge tube : en
  • GB625061A - A new or improved winch : en
  • USD154215S - Design for a duplicating machine : en
  • US2473638A - Hydraulic transmission and clutch : en
  • US2473841A - Flexiblity tester : en
  • US2474172A - Fastening device : en
  • US2474165A - Hair drying apparatus : en
  • GB625302A - Improvements in or relating to cathode ray tubes : en
  • US2474104A - Drive mechanism for automatic lathes : en
  • US2473528A - Unwoven filamentary web and method of producing same : en
  • US2473803A - Master cylinder : en
  • US2474065A - Distribution apparatus : en
  • FR947093A - Capacitive voltage divider comprising at least two capacitors in series : en fr
  • GB624937A - Improvements in or relating to electric motor control systems : en
  • US2473801A - Emulsions of polymerizable compositions : en
  • US2473511A - Mineral oil compositions and the like : en
  • FR947034A - Device for warning the exit of a vehicle from a garage, factory or any other non-visible place : en fr
  • US2473679A - Locking means for rotary operating bars of door fasteners : en
  • US2473547A - Electron discharge device : en
  • GR12076B - METHOD FOR THE PRODUCTION OF OXIDE OF HIGH CLAY CONTENT FROM CORRONOR ROCKS OR MINERALS. : el en
  • DK69404C - Locking device for telescopically slidable tubes. : da en
  • CA457512A - Magnesium alloy : en fr
  • US2473824A - Concrete mold : en
  • GB625303A - Improvements in or relating to handles for carpet sweepers and suction cleaners : en
  • US2473518A - Pressure breathing mask for aviation : en
  • US2473667A - Spray gun : en
  • US2473738A - Recording and computing machine : en
  • FR947005A - Rational roasting and its applications : en fr
  • FR947136A - Building material : en fr
  • GB625188A - Improvements in or relating to the mounting of piezo-electric crystals : en
  • GB625217A - Inductive coupler : en
  • US2473759A - Two-cycle opposed piston engine : en
  • US2473796A - Preparation of heterocyclic : en
  • BE489432A - : en
  • US2474016A - Roller bearing assembly : en
  • US2473531A - Disintegrator rotor for hammer mills and the like : en
  • AT163386B - Measuring and testing device for gears with involute teeth : de en
  • AT163333B - Fastening device for ladies hats : de en
  • AT163342B - Machine for continuous mixing of dense, doughy and solid substances, especially for ice cream machines : de en
  • AT163335B - Loading beam, in particular for loading round timber : de en
  • US2473539A - High-frequency drying : en
  • US2473702A - Sharpening device : en
  • US2473954A - Treatment of alkali cellulose : en
  • US2473596A - Milling machine feed mechanism : en
  • CA457442A - Sportman's shell belt : en fr
  • US2473799A - Condenser welding system : en
  • CA457496A - Thermostatic overload relay : en fr
  • US2474075A - Welding apparatus : en
  • US2474054A - Electric release for toy guns : en
  • US2474015A - Instrument for the measurement of surface finishes : en
  • US2473557A - Davit : en
  • CA457427A - Clothes pin : en fr
  • CA457478A - Key case : en fr
  • FR947119A - Device for automatic winding in cameras of parts of exposed film, of a different format, comprising the complete winding of the take-up reel after the last shot : en fr
  • US2473862A - Combination sink and dining table : en
  • US2474057A - Endless track : en
  • USD154208S - Design for a textile fabric : en
  • AT163391B - Transmission system, in particular for radio beacons : de en
  • AU2714649A - Fuel cell supporting enclosure : en
  • DK69424C - Three-speed gearshift mechanism for installation in the bicycle crankcase. : da en
  • FR947100A - Improvements to radio guidance processes : en fr
  • GB625049A - Improvements in or relating to visual indicators : en
  • CA457486A - Two-cylinder short-wave resonator apparatus : en fr
  • AT163313B - Conveyor device for logs : de en
  • US2474041A - Apparatus for scribing circles on cylindrical members : en
  • AT163337B - Row seeder : de en
  • CA457485A - Circuit breaker : en fr
  • CA457469A - Treatment of alumina : en fr
  • CA457541A - Process of thickening latex : en fr
  • FR947134A - Improvement to extendable frames for paintings, prints, etc. : en fr
  • CA457467A - Grain blower drive mechanism : en fr
  • US2473719A - Automatic toaster : en
  • US2473806A - Engine governor : en
  • US2473988A - Device for teaching music : en
  • GB625301A - Dial holding mechanism for knitting machines : en
  • AT163323B - Cookware : de en
  • US2473909A - Duct element, intended in particular for laying electric cables : en
  • FR947165A - Drive belt : en fr
  • GB625257A - Improvements in optical systems : en
  • AT163365B - Electric mowing device : de en
  • US2473676A - Control system for hydraulic machinery : en
  • US2473826A - Electrical discharge device : en
  • CA457437A - Surface-treating machine : en fr
  • CA457576A - Toilet : en fr
  • US2473690A - Clip for writing instruments : en
  • US2473564A - Weedless fishhook : en
  • US2474126A - Reversible window construction : en
  • US2473673A - Machine for straightening and sizing castings, forgings, stampings, or the like : en
  • US2474088A - Striping of vinyl resin coated wires with ketone dye solutions : en
  • FR947178A - Method and device for establishing joints, in particular on lead pipes : en fr
  • US2473534A - Production of magnesium oxide : en
  • US2474006A - Rotary contactor for fluids : en
  • US2473686A - Composite billet and manufacture thereof : en
  • USD154209S - Design for a shower fixture : en
  • GB625207A - Improvements in hoppers for furnace stokers : en
  • US2473566A - Self-reversing power jack : en
  • US2473853A - Frequency control system : en
  • US2473734A - Hypodermic syringe : en
  • US2473952A - Axially expansible rotary cutter : en
  • US2473829A - Repeat device for automatic phonographs : en
  • AT163345B - Internal combustion engine with injection device for auxiliary fuels : de en
  • AU141399B2 - Improved method and machine for mining coal : en
  • CA457573A - Starting means for gas turbines : en fr
  • GB625166A - Improvements in and relating to speed control apparatus : en
  • US2474061A - Method of producing thin microporous silica coatings having reflection reducing characteristics and the articles so coated : en
  • GB624992A - Aeroplane dive corrector : en
  • GB625054A - Improvements in or relating to high-frequency heating apparatus : en
  • GB625281A - Prepaartion of di(chlorethyl)benzene and of divinyl benzene : en
  • GB625007A - Improvements in and relating to filament mountings : en
  • FR946984A - Manufacturing process of monoazo dyes, dyes conforming to those obtained and their use in industry : en fr
  • FR947023A - Cutting plate for mechanical razor : en fr
  • GB625156A - Improvements in or relating to control systems for x-ray tubes : en
  • GB625292A - Improvements relating to polymerisation : en
  • US2473506A - Positioning device : en
  • US2473706A - Spring assembly for upholstery : en
  • US2473718A - Oscillograph circuit to avoid distortion : en
  • US2474197A - Electromagnetic sound powered telephone : en
  • FR946969A - Process for manufacturing substituted chloroprenes : en fr
  • GB625185A - Die-casting apparatus : en
  • US2473549A - Method of polymerizing vinylidene compounds in aqueous medium in the presence of silver ion and oxalate ion : en
  • US2473957A - Hair curling device : en
  • US2474042A - Vibration eliminating apparatus : en
  • DK69394C - Impulse transmitter for electric fences. : da en
  • US2474180A - Firing mechanism : en
  • FR947187A - Installation of turbines : en fr
  • GB625016A - Arrangement for improving evaporation in steam or vapour generators : en
  • GB625320A - Improvements in or relating to modulated carrier wave receivers : en
  • US2473951A - Stepladder tray or shelf : en
  • GB625108A - Improvements in and relating to screen printing apparatus : en
  • DK69381C - Process for the preparation of 1-alkyl-4- (m-oxyphenyl) -piperidine compounds. : da en
  • GB624963A - Improved apparatus for filling grid plates of storage batteries : en
  • GB625127A - Improvements in power supply means for electric circuits comprising thermionic apparatus : en
  • US2473867A - Remote control valve : en
  • US2474019A - Stabilizer for icings : en
  • US2474146A - Electric pressure head : en
  • FR946975A - Centered vane rotary pump : en fr
  • DK69387C - Supported piezoelectric thickness oscillator. : da en
  • DK69389C - Intermediate frequency overlay receiver. : da en
  • FR947175A - Liquid sprayer : en fr
  • FR947194A - Installation of internal combustion turbine : en fr
  • USD154200S - Clothespin bag or similar article : en
  • GB624988A - Improvements in or relating to electric insulating mountings : en
  • GB625025A - Improvements relating to arrangements in automatic telephone networks for the establishment of connections : en
  • GB625141A - Electric timing switches : en
  • US2473499A - Production of slivers of artificial fibers : en
  • US2473834A - Coupling between transmitter and wave guide system : en
  • US2474182A - Preservation of pigments in alfalfa : en
  • US2473975A - Gap closer : en
  • US2473586A - Cabin altitude and oxygen use indicator : en
  • US2473603A - Marine propeller device : en
  • US2473721A - Current limiting system for wardleonard drives : en
  • US2473831A - Glow tube rectifier : en
  • US2473694A - Manually operated hydraulic press : en
  • US2473749A - Telegraphic code teacher : en
  • USD154206S - Design fok a clothes hanger : en
  • GB625079A - Improvements in or connected with stringed musical instruments : en
  • GB625198A - Improvements in and relating to electrical resistors : en
  • FR946980A - Dehydration of unsaturated alcohols : en fr
  • FR946983A - Precipitation electrode for electric gas scrubbers : en fr
  • GB625070A - Improvements in or relating to the art of bending and tempering sheets of glass : en
  • FR947046A - Semi-automatic device for, in particular, threading on ordinary lathe : en fr
  • GB625209A - Improvements in or relating to the centrifugal casting of tubular metal bodies : en
  • US2473582A - Carton for radio tubes and the like : en
  • US2473877A - Luminescent shoe : en
  • FR947176A - Method and device for keeping tobacco constantly humid or for flavoring it to the smoker's taste : en fr
  • GB625124A - Improvements in and relating to variable speed chain drives : en
  • FR946981A - Improvements to screw caps for vials of all kinds : en fr
  • GB625093A - Improvements in or relating to light alloys : en
  • FR946995A - Improvements made to water cooling towers : en fr
  • FR947019A - Tool for drilling stones, and device, intended more particularly for making vases, including application : en fr
  • GB625176A - Improvements relating to control-systems and control-gear for aircraft power-plant installations : en
  • GB625094A - Improvements in or relating to aluminium alloys : en
  • GB625224A - Fuel-saving kettle : en
  • DK69401C - Process for the production of linear polycondensation products with amide groups in the chain. : da en
  • GB625076A - Improvements relating to children's building bricks or blocks : en
  • AT163398B - Electric discharge tube with artificially cooled anode : de en
  • AU145882B2 - Signal level compression and expansion arrangements for electric pulse code modulation communication systems : en
  • AT163364B - Device on internal combustion engines for cooling the webs between outlet slots : de en
  • AT163369B - Circuit arrangement for telephone systems with several subscribers or subscriber groups assigned to a common line. : de en
  • US2474100A - Ice disintegrating utensil : en
  • US2474121A - Control of fuel-injection engines : en
  • US2473675A - Rotating disk racing game : en
  • CA457575A - Warp knitting machine : en fr
  • US2473684A - Fumigating system : en
  • US2473726A - Electric pump : en
  • US2473744A - Paper roll holder : en
  • USD154207S - Design for a garment hanger : en
  • AU2132945A - Frequency stabilization : en
  • US2474074A - Apparatus for continuously predicting trends in boserved data : en
  • CA457523A - Manufacture of films and foils from cellulose organic esters and other film forming materials : en fr
  • US2473832A - Electrical system : en
  • AT163344B - Cooling system with piston compressor : de en
  • US2473809A - Fluid coupling : en
  • US2474106A - Heating and pressing comb : en
  • US2473591A - Valve : en
  • US2473950A - Anthrimide-carbazole dyestuffs : en
  • CA457464A - Motorcar headlight : en fr
  • AT163311B - Process for the production of dry ready meals from meat and vegetable matter : de en
  • AT163357B - Cylinder head for internal combustion engines : de en
  • US2473705A - Electrical contactor for movable shafts : en
  • AT163341B - Additional device for clothes hangers : de en
  • US2473882A - Regulating system : en
  • US2474024A - Disazo dyestuffs : en
  • FR947143A - Improvements to magnesium-based alloys containing zirconium : en fr
  • GB625196A - A machine for the filling of moulds with liquid chocolate or similar filling material : en
  • FR947072A - Advanced internal combustion engine : en fr
  • IE19818L - Photographic composing machine : en
  • AT163373B - microscope : de en
  • AU1656244A - Improvements relating to luminescent materials and electron discharge devices embodying thesame : en
  • GB625300A - Improvements in or relating to handles for electric suction cleaners : en
  • GB625310A - Improvements in or relating to the manufacture of flexible joints or supports : en
  • AU147544B2 - Improvements in storage racks for cheeses : en
  • US2473752A - Self-locking tappet screw : en
  • FR947154A - Improvements to electronic amplifiers : en fr
  • US2473754A - Amplifier circuits with double control : en
  • US2473514A - Air-swept pulverizer having internal flow area adjusting means : en
  • US2473731A - Iron holder : en
  • GB625008A - Improved culinary or like device for indicating temperature of liquids being heated : en
  • GB625052A - Improvements in electric flat irons : en
  • US2473725A - Hair clip : en
  • GB625295A - Improvements in or relating to grain dehydrators : en
  • CA457556A - Electrodeposition of metals : en fr
  • DK69398C - Mounting device for double-walled baking or oven doors. : da en
  • GB625205A - Improvements in current supply regulating devices for electric motors : en
  • GB625261A - Improvements in means for the remote positional control of apparatus : en
  • DK69420C - Compressed air tank for fire extinguishers with breakable washer. : da en
  • US2473607A - Belting : en
  • US2473889A - Controller : en
  • US2473925A - Lamp holder for double-ended discharge lamps : en
  • FR947082A - Improvements to anti-scattering grids used in radiology : en fr
  • GB625177A - Improvements in fastening devices : en
  • FR947108A - Conjugate radiobeacon guidance system : en fr
  • GB625026A - Improvements in or relating to manufacture of films for wrapping and other purposes : en
  • GB625121A - Improvements in high frequency wave signalling systems : en
  • DK69395C - Electrical bushing capacitor. : da en
  • FR947088A - Radio-telephone signal transmission and reception system : en fr
  • GB625150A - Fire extinguishing system : en
  • FR947087A - Method of altitude guidance for blind landing of aircraft : en fr
  • GB625083A - Means for spreading and controlling trawl nets and the like : en
  • US2473674A - Nozzle : en
  • FR946954A - Quaternary ammonium compounds : en fr
  • US2473655A - Combine platform control : en
  • US2473574A - Rolling toy : en
  • US2473701A - Lubricant filtering system : en
  • US2474048A - Heating and ventilating system : en
  • FR947042A - Automatic accelerated pulsation and burner boiler : en fr
  • FR947080A - Bowl button enhancements : en fr
  • GB625104A - A process for the preparation of a product suitable for use as a lubricant, an addition to a lubricant, or capable of being used in the preparation of a lubricant or an addition to a lubricant : en
  • FR947197A - Improvements to electric capacitors : en fr
  • US2473912A - Tire relief valve : en
  • US2474081A - One-person seesaw : en
  • GB624965A - Improvements relating to compression refrigeration apparatus : en
  • GB625051A - Improvements in insulated electric wires : en
  • US2473762A - Speed control for internalcombustion engines : en
  • US2473780A - Spark transmitter : en
  • GB625155A - Improvements in the retention of screw propeller blades in the propeller hub : en
  • US2473849A - Lightning arrester : en
  • FR947054A - Matrix automatic arithmetic machine : en fr
  • GB625059A - Improvements in and relating to tractors : en
  • GR12077B - HOW TO MAKE TILES AND TILES MOSAIC WITH CEMENT WITH OR WITHOUT MARBLE TILES. : el en
  • US2473599A - Change of direction rollers : en
  • AU149486B2 - Automatic and continuous process for directly obtaining rolled wire from molten metals and apparatus therefor : en
  • US2473625A - Motion-picture continuous film editing system : en
  • AU2717149A - Improved method and machine for mining coal : en
  • US2473617A - Electrical control system : en
  • US2473765A - Liquid flow measuring apparatus : en
  • US2474067A - Production of carbon bisulfide and hydrogen sulfide : en
  • US2473527A - Apparatus for production of heattreating atmospheres : en
  • US2473612A - Trialkyl phenyl phosphates from purified petroleum alkyl phenols : en
  • US2473863A - Transfer system : en
  • GB624984A - Improvements in or relating to apparatus for dividing scientific glassware and the like : en
  • BE489433A - : en
  • US2473553A - Method of and apparatus for measuring the film strength of liquids : en
  • US2473516A - Gyeo flux valve compass system : en
  • US2473598A - Fabricated rotary solenoid : en
  • AT163324B - Liquid container with expansion vessel : de en
  • US2473710A - Rotary drier seal : en
  • US2473556A - Device for controlling oscillating circuits : en
  • AT163327B - Sharpening device for graphite and colored pencils, especially those without casing (leads) : de en
  • CA457531A - Indexing device : en fr
  • AT163321B - Intercom with amplifier for communication between two or more loudspeaker stations : de en
  • CA457503A - Wire holding device : en fr
  • GB625199A - Improvements in or relating to electric condensers : en
  • GB625055A - Improvements in or relating to apparatus for metering the fuel supplied to a prime mover : en
  • FR947174A - Apparatus for preserving ice creams or similar products : en fr
  • CA457452A - Ski retainer : en fr
  • AT163331B - Mobile suitcase : de en
  • AT163399B - Vacuum vessel with ball bearings or roller bearings : de en
  • US2473907A - Remote tuner control system : en
  • CA457517A - Method of sweeping : en fr
  • US2474141A - Method and apparatus for feeding sheets : en
  • GB625065A - Improvements in and relating to the depositing of protective coatings or films on metal surfaces : en
  • CA457439A - Game-piece : en fr
  • US2473592A - Alternating current pulser circuit : en
  • US2473540A - Electrical motor and dynamo brush : en
  • GB624981A - Improvements in pressure cookers : en
  • AT163371B - Electrolytic capacitor : de en
  • AU124001B2 - Improvements relating to luminescent materials and electron discharge devices embodying thesame : en
  • AT163366B - Strap connector : de en
  • US2473662A - Rectifying arrangement : en
  • US2473890A - Igniter and lamp plug : en
  • CA457505A - Method and apparatus for the treatment of gases : en fr
  • AT163396B - Device for guiding thin strips, such as. B. made of completely or partially regenerated cellulose films for recording or reproducing images and / or sound recordings : de en
  • US2473820A - Magnetron-type phonograph pickup : en
  • US2474132A - Piston sealing means : en
  • US2473916A - Relay system : en
  • US2473562A - Heater unit and system : en
  • US2473672A - Dust collector : en
  • US2474091A - Machine for processing storage battery plates : en
  • US2473637A - Toe plate for ski bindings : en
  • US2473995A - Synthesis of diethyl ketone : en
  • CA457468A - Method of producing butter by cooling cream of high concentration : en fr
  • GB625067A - Improvements in or relating to call-signal reception in carrier-wave telephony systems : en
  • US2473964A - Handle for cooking utensils : en
  • FR947032A - Process and apparatus for the continuous production of corrugated glass sheets : en fr
  • GB624989A - Improvements in or relating to electric motor control systems : en
  • US2473861A - Metal-clad switchgear : en
  • GB625322A - Improvements in or relating to nozzles for adhesive-applying devices : en
  • FR947038A - Liqueur : en fr
  • FR947076A - Special floats for swimming : en fr
  • US2473545A - Variable-speed power transmission : en
  • FR947067A - Application to the microscopy of aplanatic optical systems not corrected for chromatic aberration : en fr
  • GB624945A - Improvements in or relating to rubber bathing caps : en
  • GB625220A - Improvements relating to the manufacture of hollow metal bodies : en
  • GB625250A - Improvements in signalling systems : en
  • US2473635A - Display carton with support : en
  • US2473783A - Portable heater : en
  • US2473827A - Electronic discharge device of the cavity resonator type : en
  • FR946994A - Device generating oscillations modulated in frequency or phase by acoustic vibrations : en fr
  • FR947008A - Safety device for automatically switching on emergency headlights in the event of accidental cut-off of the normal lighting circuit in vehicles of all types : en fr
  • US2473818A - Process of producing riboflavin : en
  • US2474142A - Coin controlled package vending machine : en
  • FR947139A - New scented ornamental item that can be worn : en fr
  • GB625037A - Improvements in or relating to cellular panelling or like cellular constructional work : en
  • GB625277A - Improvements in friction clutches and in gears embodying them : en
  • US2473677A - Knitting machine : en
  • US2473991A - Baby high chair : en
  • US2473563A - Preparation of manganese dioxide : en
  • AT163358B - Motor rocker : de en
  • US2473935A - Independent leverage chuck : en
  • GB624990A - Improvements in rotary pumps and fluid motors : en
  • GB625031A - Improvements in velocity-modulated electronic valves : en
  • US2473670A - Grinding machine : en
  • US2473904A - Refrigerating apparatus : en
  • US2473781A - Means to eliminate drippage of condensation in open-view frozen food cases : en
  • US2473892A - Circuit interrupter : en
  • FR947045A - New processes and device for shooting : en fr
  • FR947196A - Engine improvements for vehicles : en fr
  • GB625218A - Improvements in or relating to electrically heated gloves or the like for heat treatment of the hands : en
  • FR947064A - Signaling device applicable to telegraph networks operated by commutation : en fr
  • GB625137A - Improvements relating to pistons and cylinders : en
  • US2473751A - Device for expelling static charges from dielectrical substances : en
  • US2473768A - Lamp shade : en
  • US2474031A - Boat cover : en
  • AT163376B - Method and device for the production of fluorescent screens : de en
  • US2473631A - Signaling device for vehicles : en
  • US2474022A - Method of purifying pteroylglutamic acid : en
  • CA457568A - Spark gap discharge device : en fr
  • GB624946A - Apparatus for homogenizing and equalizing the temperature of molten glass or other viscous material in a forehearth or like structure : en
  • GB625014A - Improvements in or relating to acoustic devices : en
  • US2473647A - Handy stoker scoop : en
  • US2473560A - Unit water heater : en
  • US2474101A - Kitchen cabinet having top opening with pedal operated closure : en
  • CA457457A - Debris accumulating and separating trap for drain pipes : en fr
  • US2473668A - Electric resistance welding method : en
  • US2473859A - Method and apparatus for welding structural cages : en
  • US2473730A - Refrigerating means : en
  • US2474046A - Process of producing lactic acid : en
  • US2473782A - Traction device : en
  • CA457455A - Hydraulic trailer hitch : en fr
  • AT163314B - Storm-proof roof interlocking tile : de en
  • US2474047A - Expansible plug for sealing bores : en
  • GB625226A - Improvements in or relating to closed feed systems for steam power plants : en
  • US2473898A - Garment hanger : en
  • US2474017A - Air cleaner for carburetors : en
  • GR12080B - IMMEDIATE INSTALLATION WATCH Cord. : el en
  • FR946971A - Improvements made to mud flaps for cycles, tandem cycles, tricycle cycles and other similar vehicles : en fr
  • GB625306A - Improvements in or relating to machines arranged to secure a barrelled terminal element to an end portion of a wire : en
  • US2473977A - Enclosing case for fishing rods and the like : en
  • USRE23128E - Production of vinyl chloride : en
  • DK69417C - Device for valves for valve bags. : da en
  • FR947115A - Impedance measuring device : en fr
  • US2473618A - Universal joint : en
  • GB625252A - Improvements in or relating to ploughs : en
  • US2474059A - Inclined current hydraulic separator : en
  • FR946991A - Cellulose : en fr
  • GB625020A - Improvements relating to lubrication systems : en
  • AT163302B - Hydraulically operated locking and regulating device : de en
  • AT163338B - Mechanical protection of electrical machines : de en
  • CA457454A - Lubricating oil refining apparatus : en fr
  • CA457513A - Body construction for street sweeping machines : en fr
  • AT163356B - Compressor with radially arranged cylinders : de en
  • AU128955B2 - Crystal converter : en
  • CA457480A - Polysiloxane resin composition : en fr
  • DK69383C - Trigger mechanism for spatulas in a die set and line casting machine. : da en
  • GB625114A - Electrically-heated radiators : en
  • US2473869A - Goblet buff : en
  • US2473561A - Heat exchanger : en
  • US2473817A - Production of riboflavin : en
  • CA457440A - Clothes line mounting : en fr
  • US2473737A - Level control in packed towers : en
  • GB625171A - Manufacture of hexitols or mixtures of isomeric hexitols by the catalytic reduction of carbohydrates : en
  • CA457445A - Anchoring device : en fr
  • CA457506A - Coupling : en fr
  • CA457534A - Pump for delivering liquids : en fr
  • CA457566A - Pulse multiplex system : en fr
  • AT163361B - Two-stroke internal combustion engine : de en
  • CA457446A - Can or box provided with means for opening by tearing : en fr
  • GB625035A - Improvements in the preparation of ª‰-cycloylpropionitriles : en
  • US2473733A - Syringe : en
  • DK69393C - Throttle transformer for operating discharge pipes. : da en
  • AT163325B - Arrangement to ensure the operational safety of dry gas containers and expansion of their possible uses : de en
  • AT163308B - Device for achieving large brake pad clearances on brakes with a high gear ratio : de en
  • US2474124A - Parachute leader : en
  • GB625000A - Improvements in or relating to machinery guards : en
  • GB625187A - The regeneration and like treatment of cation-exchange materials : en
  • CA457492A - Circuit interrupter : en fr
  • GB625247A - Improvements in and relating to digging, cultivating and like machines : en
  • FR947161A - Improvements in methods of preparing vulcanizable rubbery polymerized materials : en fr
  • CA457551A - Film forming compositions, methods and articles : en fr
  • BE486459A - Further training in the manufacture of glass objects : en fr
  • DK69376C - Star-shaped burner for gas cookers. : da en
  • AT163381B - Single bellows gas meter : de en
  • FR946957A - Coal gasification process : en fr
  • GB625268A - Improvements in circuits for modulating the frequency or the phase of electrical oscillations : en
  • US2473900A - Electrode coating process : en
  • US2474160A - Ductor roller adjustment and method : en
  • FR947051A - Wall construction process, and elements for its implementation : en fr
  • US2473885A - Monoazo dyestuffs : en
  • FR947158A - Device to prevent pendular movements for the precipitation electrode grids protected by a screen : en fr
  • GB625296A - Improvements in or relating to electric heaters and methods of manufacturing same : en
  • CA457510A - Food warmer : en fr
  • GB624953A - Improvements in or relating to apparatus for placing rings on the legs of birds, poultry and the like : en
  • FR947077A - Glazing with high thermal and acoustic insulation : en fr
  • GB625228A - Improved self-centering means for aircraft casterable or steerable landing element mountings : en
  • GB625297A - Method of and material for finishing metal surfaces : en
  • DK69379C - Shaft for brooms and brushes. : da en
  • US2473720A - Apparatus for forming wooden spoons from blanks : en
  • AT163394B - Airtight vessel : de en
  • US2473874A - Bait box : en
  • GB625222A - Improvements in pencil sharpeners : en
  • FR947160A - Improvements to closing devices for petrol cans and the like : en fr
  • GB624932A - Improvements in air distributor devices : en
  • GB625255A - Improvements relating to the production of multi-ply packaging material : en
  • US2473860A - Internal exhaust seal for electric lamps and similar devices : en
  • GB625030A - Improvements in means for rendering an electro responsive device responsive to load on an induction motor : en
  • GB625063A - Improvements in or relating to mains-hum-reduction in apparatus for transmitting electrical oscillations : en
  • FR947074A - Multi mobile tool cutter : en fr
  • GB625103A - Improvements relating to illuminated signs : en
  • US2474089A - Production of ammonia salts of maleic acid : en
  • US2473580A - Foaming galvanizing fluxes and processes employing them : en
  • US2473873A - Wheeled carrier : en
  • US2473994A - 1, 3-dioxolane polymers : en
  • AT163379B - microscope : de en
  • US2473590A - Method and apparatus for assembling parts : en
  • US2473983A - Deflection circuit : en
  • US2474122A - Pilot valve : en
  • FR947111A - Transparent or translucent product replacing window glass, mirrors and the like : en fr
  • FR947022A - Safety device for wood joiners : en fr
  • US2473833A - Gaseous discharge device : en
  • US2474153A - Flame cutting torch machine : en
  • DK69410C - Machine for collecting stones, potatoes, root vegetables and similar tuberous items. : da en
  • FR947159A - Stable products containing the tetrahalogen-ethyl group and use of these products for the control of harmful organisms : en fr
  • US2474205A - Pneumatic grain elevator : en
  • US2473856A - Card filing equipment : en
  • US2473901A - Push button operated circuit interrupter : en
  • US2474185A - Method of preparing 4-amino-1, 8-naphthalic acid imides : en
  • GB625003A - An improved reclining chair or like article of furniture : en
  • GB625223A - Improvements relating to suction cups : en
  • FR946959A - Machine for working loose soles : en fr
  • US2474025A - Bag holder : en
  • US2473728A - Structural joint : en
  • US2473961A - Machine or apparatus for surfacing roads : en
  • LU29503A1 - : fr
  • FR946964A - Electron emitting device : en fr
  • CA457570A - Electrical insulator : en fr
  • CA457501A - Temperature compensated switch : en fr
  • GB625227A - Improvements in and relating to combustion tube burners : en
  • US2474140A - Propeller governor : en
  • US2474082A - Skate : en
  • AU622546A - Improvements in electrical DC. Relays : en
  • CA457465A - Centering punch : en fr
  • US2474027A - Electromechanical safety razor : en
  • AU149056B2 - Curing butadiene-acrylonitrile polymeric materials : en
  • US2473772A - Electric stored energy resistance welding system : en
  • US2473792A - Automatic flap retractor : en
  • GB624980A - New or improved means for adjusting the track width of vehicles : en
  • GB625211A - Improvements in machines for developing photographic materials : en
  • GB625184A - Improvements in treating natural cellulosic fibres : en
  • AU145275B2 - Fuel cell supporting enclosure : en
  • US2474000A - Electromagnetic mercury relay : en
  • US2473600A - Coating work with an electronemissive material to improve inert gas-shielded refractory electrode alternating current arc welding : en
  • FR947092A - Process for improving the characteristics of electron tubes with variable slope : en fr
  • GB624966A - Improved method of and apparatus for dehydrating small containers as use in refrigeration systems : en
  • GB624972A - Demodulators for electric pulse communication systems : en
  • US2473791A - Induction motor servo system : en
  • US2474179A - Acid cleaning composition : en
  • US2473627A - Thermocouple with radiating fins : en
  • US2474137A - Coupling system for wave guides : en
  • AU141474B2 - Improvements in or relating to rotary wing aircraft : en
  • AU147416B2 - Improvements in or relating to rotary wing aircraft : en
  • US2474092A - Composition for and method of electrodeposition of lead : en
  • CA457459A - Beet harvester : en fr
  • FR947181A - Firearm with breech mechanism separable from the stock : en fr
  • GB625151A - Improved tool box for motor cycles or similar vehicles : en
  • CA457462A - Valve removing tool : en fr
  • DK69397C - Holder for helical upholstery springs. : da en
  • US2474125A - Vehicle based arresting gear : en
  • US2473698A - Rearview mirror adjustable by rotation about a median axis : en
  • US2474192A - Electronic curve plotting device : en
  • US2473689A - Clip for writing instruments : en
  • CA457559A - Production of valuable hydrocarbons : en fr
  • US2473839A - Constant-speed electric motor : en
  • AT163347B - Device for grinding fruit and beets : de en
  • AU147545B2 - Improvements ina phonograph record playing apparatus : en
  • CA457500A - Alkaline earth salts of benzene-sulphamide derivative and process of making same : en fr
  • US2473825A - Television receiver screen : en
  • CA457436A - Method for sensitizing rubber latex : en fr
  • USD154203S - Design for a combined operator s stool and control for dental chairs : en
  • AT163312B - Machine for shredding waste wood : de en
  • AU2713849A - Electroplating baths and method of electrodepositing zinc : en
  • CA457474A - Recovery of crab meat : en fr
  • US2473688A - Clip for writing instruments : en
  • US2473778A - Fishing rod holder : en
  • FR947006A - Saw guide : en fr
  • CA457449A - Multiple bearing : en fr
  • AU2715849A - Improvements in or relating to sodium bicarbonate : en
  • GB625107A - Method and means for rectification and distillation of liquids with low temperature boiling points : en
  • US2474114A - Rocking horse : en
  • US2474203A - Control apparatus : en
  • CA457479A - Electron tube structure : en fr
  • US2473767A - Plural lens camera : en
  • CA457564A - Manufacture of electric lamps : en fr
  • US2473793A - Grid structure : en
  • AU133092B2 - Improvements in electrical DC. Relays : en
  • CA457456A - Cigarette holder : en fr
  • US2473505A - Attachable lifting arm for bulldozer blades : en
  • US2473604A - Page notching device : en
  • US2474177A - Cathode-ray indicator : en
  • US2473974A - Underwater sound detecting and indicating system : en
  • US2473542A - Electric tachometer : en
  • US2473704A - Hose connector and valve : en
  • US2473644A - Sinker : en
  • US2473819A - Multiple gap arc interrupter : en
  • GB625128A - Improvements in means for controlling the operation and release of electro-magnetic relays : en
  • AU2711949A - Control apparatus for gas burning appliances : en
  • CA457529A - Starter test stand : en fr
  • US2473973A - Coupling : en
  • US2474009A - Oil filter and pump combination : en
  • DK69399C - Process for the production of wood impregnating liquids. : da en
  • AT163316B - Arrangement of driver's cab, engine and cooling system of an internal combustion engine traction vehicle : de en
  • AT163343B - Harrow for mountain farmers : de en
  • CA457443A - Hanger : en fr
  • US2473823A - Method of and apparatus for finishing garments : en
  • FR946970A - Improvement in color filters and polarizers more particularly intended for television : en fr
  • FR947047A - New stop and fixing device for telemechanical control : en fr
  • FR947190A - Test button for circuit breakers for protection against accidental contact : en fr
  • AT163322B - Device for deflecting cable car suspensions : de en
  • US2473897A - Electrical musical instrument : en
  • USD154214S - Design for a brooch or similar article : en
  • AT163346B - Device for protection against frost damage to water containers : de en
  • CA457542A - Powder metallurgy : en fr
  • US2473546A - Alkaline primary cell : en
  • US2473543A - Apparatus for the manufacture of studs : en
  • CA457574A - Coil mounting : en fr
  • GB625040A - Improvements in or relating to the curing of fish and meat : en
  • GB625248A - Improvements in and relating to alternating current generators : en
  • CA457514A - Power sweeper broom assembly : en fr
  • CA457520A - Sectional curing bag and method of making same : en fr
  • US2473865A - Instrument mallet : en
  • AT163320B - Removable rim for vehicle wheels : de en
  • US2474130A - Produce counter : en
  • AU2712549A - Automatic and continuous process for directly obtaining rolled wire from molten metals and apparatus therefor : en
  • AT163304B - Process for the production of iron-reinforced girders formed from shaped stones and shaped stone suitable therefor : de en
  • CA457483A - Electric lamp base : en fr
  • CA457549A - Process for the manufacture of reproduction material and the reproduction material manufactured therewith : en fr
  • US2473687A - Fluid pressure relay valve mechanism : en
  • US2473918A - Control system for electrolytic processes : en
  • US2473645A - Steerable tail wheel : en
  • US2474018A - Supercharger compression temperature control system : en
  • US2473697A - Propeller : en
  • CA457522A - Process of polymerization : en fr
  • FR947073A - Powder compact : en fr
  • US2473854A - Regulating system : en
  • US2474166A - Package : en
  • US2474167A - Receptacle holder : en
  • US2473716A - Flexible ammunition chute : en
  • USD154221S - Design fok a spectacle temple : en
  • USRE23126E - Aib compressor : en
  • US2473558A - Centrifugal ball mill : en
  • FR946962A - Process for the production of a material exhibiting high heat resistance : en fr
  • USD154210S - Combined extension key chain and watch : en
  • FR946956A - Inner sockets for condenser tubes : en fr
  • FR947191A - Pneumatic balloon wheel, with central locking, for vehicles and airplanes : en fr
  • FR947155A - lipstick case : en fr
  • GB625122A - Improvements in and relating to the drawing, evacuation and sealing of ampoules and like containers : en
  • CA457577A - Fluid circulation control and reversing mechanism for fluid clutches : en fr
  • GB625069A - Improvements in or relating to the art of tempering glass : en
  • DK69428C - Firearms. : da en
  • US2473750A - Inhibiting polymerization and corrosiveness of furfural by mercaptobenzothiazole : en
  • US2473753A - Microtome and electrostatic dispersal apparatus therefor : en
  • US2474079A - Rotating wing for aircraft : en
  • AT163305B - Piston coupling for connecting the piston of a deep pump with its linkage : de en
  • FR947061A - Improvements to photosensitive products : en fr
  • US2473938A - Combined photograph album and music box : en
  • DK69422C - Locking device for hydraulic gearshift mechanisms, in particular for variable gears for motor vehicles. : da en
  • FR947056A - Improvements to measuring devices with rectifiers : en fr
  • FR947021A - Improvements to the ordering of spindles on continuous spinning and twisting looms : en fr
  • GB625109A - Improvements in or relating to bearings : en
  • US2473633A - Method of welding fins to tubular members by electric resistance welding : en
  • US2473922A - Breathing indicator : en
  • GB624940A - Improvements in chain driving mechanism for cycles and like vehicles : en
  • FR946963A - Light switch : en fr
  • GB625210A - Laminated pulp products : en
  • GB625183A - Improvement in apron conveyors : en
  • GB624948A - Improvements in power plant using elastic fluid turbines : en
  • GB625068A - Improvements in push button tuning mechanism for radio receivers : en
  • US2473944A - Selecting mechanism : en
  • US2474080A - Holder for collapsible tubes : en
  • US2473923A - Electrolytic polishing process : en
  • US2473715A - Smoker's pipe : en
  • US2473939A - Polarized electromagnet : en
  • AT163319B - Reinforcement underlay : de en
  • DK69429C - Method for treating straw or straw to be used for firing and machine for carrying out the method. : da en
  • AT163367B - Push button control for electrical systems : de en
  • DK69418C - Method for producing colored, photographic images using derivatives of af-cyanoacetone as dye coupling components. : da en
  • US2473967A - Speed controlled centrifugal valve : en
  • US2473980A - Guitar : en
  • US2474060A - Cabinet and exercising device : en
  • US2474105A - Apparatus for casting dental restorations : en
  • GB625019A - Improvements relating to lubrication systems : en
  • US2473523A - Container closing apparatus : en
  • FR947010A - Variable power transmission system according to the forces to be transmitted : en fr
  • GB624954A - An improved co-axial conductor arrangement suitable for the transmission of high frequency electric currents : en
  • GB625225A - Improvements relating to fastening devices : en
  • US2473990A - Manufacture of halogenated aromatic compounds : en
  • US2473763A - Holder attachment for wagons : en
  • US2473810A - Heater : en
  • US2473921A - Variable capacity vane pump : en
  • GB625234A - Improvements in or relating to collapsible pit props : en
  • CA457502A - Polymeric silicones and method of making them : en fr
  • FR947036A - Direct reading psychrometer and similar devices : en fr
  • US2474096A - Optical training apparatus : en
  • AU2763649A - Acid zinc electroplating and electrolyte therefor : en
  • CA457481A - Copolymers of mixtures comprising allyl and methallyl ether esters : en fr
  • GB625096A - Improvements in or relating to method of treating filamentary material : en
  • GB625169A - Improvements in and relating to speed control apparatus : en
  • AU131443B2 - Television systems : en
  • GB625312A - An improved saucepan lid : en
  • FR947094A - Direction-finding method and device for determining the relative position and course of other fixed or mobile locations at one location : en fr
  • US2473846A - Electroacoustic transducer : en
  • US2473848A - Circuit breaker : en
  • FR947107A - Variable pitch propeller hub improvements : en fr
  • DK69426C - Device for reversing devices for screws with rotating blades. : da en
  • FR947018A - Showcases for displays or others : en fr
  • GB625084A - Improvements in and relating to devices for mixing air with water : en
  • GB625274A - Improvements in safety catches for automatic fire-arms : en
  • US2473589A - Heating and cooling system for horticultural houses and cloches : en
  • FR946961A - Process for the production of sintered bronze : en fr
  • CA457509A - Wrapping : en fr
  • FR946988A - Method and device for the preparation of phosphate fertilizers : en fr
  • US2473956A - Stereoscopic x-ray pictures with betatron : en
  • US2473798A - Nonionic surface active agent : en
  • US2473830A - Motorcar carrier : en
  • US2473554A - Quick-release connector for straps and the like : en
  • US2474004A - Process for the preparation of ethyleneurea : en
  • GB625022A - Improvements in and relating to joints for use in securing tube members or the like, associated with vacuum cleaners : en
  • US2473651A - Adjustable target stage : en
  • US2473743A - Antifriction screw and nut : en
  • US2473606A - Method of compounding rosin, rosin oil, and polyisobutylene : en
  • FR947120A - Aluminum refining tank : en fr
  • FR947124A - Method and device for the automatic adjustment of the height above the ground of motor vehicles : en fr
  • GB624976A - Improvements in, or relating to transformers of high frequency electric induction furnaces : en
  • GB625157A - Improvements in and relating to article clamping clips : en
  • GR12081B - LIGHTER. : el en
  • DK69380C - Method for partial degradation of steroid compounds side chain in the 17-position. : da en
  • FR947053A - Plastic explosive and its manufacturing process : en fr
  • US2473758A - Tip cleaner holder : en
  • US2473713A - Well fluid measurement : en
  • US2473838A - Regulating system : en
  • US2473794A - Modulation system : en
  • US2473960A - Silicate-titanate phosphors : en
  • AT163349B - Two-part cylinder head for internal combustion engines : de en
  • DK69407C - Disc changer for magasing gramophones. : da en
  • US2473640A - Electrical circuits : en
  • US2474191A - Tone control : en
  • FR947033A - Fork heads for cycles : en fr
  • US2473972A - Method of preserving alkyl metal compounds : en
  • FR947172A - Improvements to bench-top threading machines : en fr
  • GB625197A - Improvements in or relating to networks for the transmission of electrical oscillations : en
  • GB625308A - Improvements in and relating to cartridge fuses : en
  • FR947020A - Device for the extraction of blocks, slabs, or the like, in quarries, mines or others : en fr
  • GB624926A - Improvements in or relating to apparatus for holding documents for manifold writing : en
  • GB625321A - Improvements in moulded roof structures and their production : en