• US2447711A - Precision leveling chuck : en
  • FR937785A - Parachute training : en fr
  • CA450704A - Electronic vehicle control apparatus : en fr
  • GB607293A - Improved device for coupling together tractors and trailers : en
  • CA450739A - Anti-corrosion plug : en fr
  • US2447568A - Machine for forming bottoms on glass tubes : en
  • US2447661A - Electron tube impulse generator : en
  • FR937620A - Liquid level : en fr
  • GB607162A - Improved apparatus and process for the treatment of finely divided minerals or carbonaceous substances with heated gases and/or superheated steam : en
  • US2447763A - Process for determining columbium carbide in stainless steel : en
  • GB607139A - Improvements in closures for canisters and the like containers : en
  • GB606959A - Improvements relating to follow-up apparatus : en
  • GB607275A - Improvements in or relating to hollow electrical resonators : en
  • US2447812A - Polymeric material containing 1, 2-dicyano-1-methylethylene : en
  • US2447673A - Reactor with movable core member : en
  • GB606981A - Improvements relating to reciprocatory pump and/or fluid operated motor mechanisms : en
  • GB607071A - Coaster brakes : en
  • DK67453C - Procedure and Apparatus for Aerating Herb, which is circulated during fermentation. : da en
  • USD150686S - Combined cup and saucer display stand : en
  • USD150741S - Design for a dress : en
  • US2447916A - Building wall : en
  • FR937811A - Gasoline vapor lighter with hinged cover : en fr
  • FR937665A - Radio station with high visibility dial and center speaker : en fr
  • US2447996A - Money clip : en
  • FR937740A - Device for adjusting a time interval and in particular a photographic exposure time : en fr
  • GB606986A - Improvements in internal-combustion-operated free-piston compressors and gas-generators having pneumatic starters : en
  • GB607184A - Improvements in or relating to relays for protecting liquid-filled electrical apparatus with expansion vessels : en
  • FR937790A - Telephone device : en fr
  • FR937798A - One Piece Movable Bolt Automatic Firearm : en fr
  • GB606970A - Improvements in or relating to filters : en
  • GB607039A - Improvements in or relating to manifoldly interleaved resilient tubular metal bodies : en
  • GB607287A - Improvements in or relating to extrusion of metals : en
  • US2447844A - Snake bite kit : en
  • FR937705A - Method for automatic control of the speed of rotation of power units on board aircraft and devices implementing this method : en fr
  • GB607302A - Improvements in typewriting machines : en
  • FR937738A - Velocity Modulated Oscillator Tubes : en fr
  • GB606930A - Improved method of manufacturing thorium : en
  • GB607251A - A circular linking machine : en
  • FR937794A - Improvements to garden bells, diaper frames, etc. : en fr
  • GB606891A - Improvements relating to attenuators for electric waves : en
  • GB607249A - Improved means for making connections between electric cables : en
  • DK67456C - Column truss element. : da en
  • FR937739A - Improvements to speed modulated oscillator tubes : en fr
  • US2447649A - Electric heating apparatus and control : en
  • US2447654A - Torque control system for electric reel motors : en
  • GB607034A - Improvements in and relating to apparatus for depositing tar or bitumen or emulsions thereof on road surfaces and the like : en
  • GB607070A - Improvements in or relating to mincing, grinding and like machines : en
  • GB607262A - Improvements in folding chairs : en
  • FR937749A - Ice cream scoop : en fr
  • GB607215A - Improvements in or relating to fairleads : en
  • FR937618A - Improvements to current generators h. f. : en fr
  • CA450638A - Key holder : en fr
  • CA450660A - Baby carriage ski : en fr
  • US2447891A - Pivoted breech block pistol with a three-pronged biasing spring : en
  • US2448000A - Manufacture of alkaline earth metals : en
  • AU143498B2 - Improvements in or relating to processes for making acylated polystyrene, the polymers so prepared, and mineral oil compositions containing the polymers : en
  • FR937839A - Electric oscillators : en fr
  • CA450779A - Submersible electric motor : en fr
  • US2447866A - Shifter arrangement : en
  • GB607252A - Improvements connected with switching arrangements for the field control of d.c. electric motors : en
  • AU2149248A - Improvement in sensitized photographic emulsion containing color couplers : en
  • GB606951A - Improvements relating to exhibition stands, room partition walls, show cases, and the like : en
  • US2447743A - Glass-topped tennis table : en
  • US2447969A - Electric switch : en
  • GB606880A - Improvements relating to the fabrication of extruded thermoplastic articles : en
  • US2447794A - Hydrocarbon peroxides : en
  • GB607112A - Improvements in pipe couplings : en
  • FR937783A - Improvements to electrical reactance measuring devices : en fr
  • GB606972A - Improvements in the moulding of keys for typewriters or calculating machines from thermoplastic material, having inlays of different colour from the surface of the articles : en
  • US2447526A - Combined door holder and burglar alarm : en
  • GB607312A - A method of producing an insulating and sound-damping layer and a building construction comprising one or a plurality of such layers : en
  • US2447783A - Plug locking attachment for ektension cords : en
  • CA450711A - Construction of composite metal article : en fr
  • FR937796A - Device for recording sounds : en fr
  • US2447840A - Vapor phase degreasing apparatus, including temperature control of vapor condensers : en
  • US2447665A - Refrigerated products and methods and apparatus for producing same : en
  • BE480590A - : en nl
  • AU119946A - Improvement invariable reactive microwave device : en
  • CA450748A - Electrical heating device : en fr
  • US2447802A - Tumbling machine : en
  • US2447827A - Automatic shutoff device for oil wells : en
  • GB607286A - Improvements in or relating to extrusion of metals : en
  • US2447510A - Adjustable check valve : en
  • CA450721A - Active contact mass : en fr
  • AU484946A - Relaxation keyer : en
  • US2447732A - Rubber-reclaiming oil : en
  • USD150735S - Electric lighting fixture : en
  • FR937766A - Process for the preparation of bitumens easily emulsifiable in an alkaline aqueous medium, as well as aqueous dispersions of these bitumens : en fr
  • GB607222A - Manufacture and use of new phenoxyethyl-ammonium compounds : en
  • US2447813A - Resinous interpolymer containing 1, 2-dicyano-1-phenylethylene : en
  • US2447964A - Cord handled bag : en
  • US2447530A - Process for purifying oils : en
  • AU240246A - Electron discharge devices and associated circuits : en
  • FR937827A - Improvements to electronic discharge devices : en fr
  • GB607087A - Improvements in dyes and coloured products : en
  • CA450783A - Pleated garment : en fr
  • FR937848A - Power generating station including gas turbines : en fr
  • AU2147748A - Wide angle sprinkler head for enabling : en
  • FR937756A - Improvements to gas-heated appliances for drying and ventilating towels, linen and other items : en fr
  • GB607306A - Improvements in or relating to sawtooth generators : en
  • CA16416S - Food tongs : en
  • CA450708A - Plastic polymeric derivatives of chloroprene : en fr
  • CA450696A - Switch construction : en fr
  • US2447986A - Developing rack : en
  • US2447791A - Carburetor : en
  • GB607084A - Improvements in combined dynamometers and eddy current slip couplings : en
  • US2447508A - Engine cylinder : en
  • US2447814A - Synthesizing vitamins in stillage : en
  • GB607021A - Electron discharge devices : en
  • AU2206748A - Improvements in and relating to adhesive bandages : en
  • CA450776A - Treatment of finely divided magnetic material : en fr
  • FR937769A - Improvements to electrical junction boxes : en fr
  • FR937791A - Wheel brake more particularly applicable to aircraft landing wheels : en fr
  • US2447834A - Concentration of chlorine : en
  • CA450680A - Drying apparatus : en fr
  • GB607170A - Improvements relating to radio-frequency electrical heating equipment : en
  • AU2147648A - Circular area long jet sprayer : en
  • US2447518A - Tape dispenser : en
  • US2447752A - Apparatus for recording an oscillographic record : en
  • USD150715S - Design for a mortar and cement finishing tool : en
  • US2447683A - Sofa bed hinge : en
  • US2447949A - Circuit interrupter : en
  • CA450751A - Process for treating ore : en fr
  • US2447706A - Venetian slat : en
  • US2447807A - Calendar having folding, adjustable date elements slidably receivable in supporting frame : en
  • GB607060A - Improvements in and relating to fountain pens : en
  • US2447641A - Toaster : en
  • USD150681S - Design for a photographic enlarger : en
  • US2447992A - Extensible supporting post for clotheslines : en
  • GB606888A - Improvements in blankets for use by printers : en
  • US2447554A - Fishhook extractor : en
  • GB606887A - Improvements relating to apparatus for teaching aerial navigation by radio signalling : en
  • GB607213A - Improvements in and relating to material comprising bonded wood laminae : en
  • US2447511A - Method of treating water : en
  • AU144503B2 - Improvements in and relating to adhesive bandages : en
  • CA450759A - Foam homogenizer : en fr
  • GB606907A - Improvements in and relating to focusing hoods of photographic reflex cameras : en
  • US2447531A - Method of simultaneously beaming and electroplating wires : en
  • US2447779A - Speed governing mechanism : en
  • US2447502A - System for radio direction finding and similar purposes : en
  • US2447699A - Open-top refrigerated display case : en
  • US2447751A - Novelty rotary display stand : en
  • CA450700A - Method and apparatus for measuring electrical power : en fr
  • GB606966A - Improvements in or relating to devices for indicating cutting speeds in machine-tools : en
  • FR937747A - Electronic discharge device : en fr
  • GB606997A - Improvements in or relating to telephone instruments : en
  • US2447550A - Fruit flavored food composition : en
  • US2447581A - Sealing cap for vacuum bottles and the like : en
  • US2447959A - Loading and transporting device : en
  • US2447983A - Shrinkable container closure : en
  • US2447967A - Golf club : en
  • CA450706A - Thermostat : en fr
  • GB606964A - Improvements relating to the catalytic hydroforming of naphthas : en
  • US2447498A - Electrical fixture or the like : en
  • FR937637A - Sophisticated fabric embroidery process : en fr
  • US2447997A - Apparatus for sealing containers : en
  • GB606932A - Improvements in or relating to thermo-sensitive resistance elements : en
  • GB607045A - Improvements in or relating to air rifles : en
  • GB607219A - Manufacture of sulphuric acid leuco esters of anthraquinone azo-dyestuffs : en
  • GB607155A - Improvements in or relating to toys : en
  • GB607254A - Improvements in or relating to a window operator : en
  • FR937806A - Improvements relating to conveyors or conveyors : en fr
  • US2447971A - Tree suspension grenade device : en
  • US2447663A - Fluid seal : en
  • US2447987A - Lubricating means for sewingmachine loop takers : en
  • CA450764A - Power transmission : en fr
  • USD150707S - Design for an earring or similar article : en
  • US2447766A - Drier : en
  • GB607097A - A method of producing dry plate electric rectifier elements : en
  • CA450767A - Heat responsive communication signal repeater : en fr
  • US2447516A - Wheel cover : en
  • US2447906A - Hatch cover : en
  • FR937838A - Radio direction finding systems : en fr
  • US2447817A - Temperature or pressure responsive variable frequency oscillator : en
  • US2447927A - Luminescent zinc fluoride : en
  • GB606917A - Improvements in or connected with the construction of bicycle frames : en
  • US2447736A - Electric lighting system : en
  • US2447809A - Electrothermic gas producer : en
  • CA450649A - Stocking drying form : en fr
  • GB607161A - Improvements in or relating to means for inflating vehicle tyres : en
  • DK67468C - Method of Making an Annular Fusion. : da en
  • GB606976A - Prism spectrometers : en
  • AU2152748A - Welding electrode forcast iron : en
  • FR937611A - Pocket inhaler : en fr
  • FR937759A - Assembly of circuit elements : en fr
  • GB607018A - Improvements in metal boats : en
  • AU2516045A - Improvement in electrical networks for phase shifters : en
  • CA450640A - Valve system : en fr
  • GB607283A - Improvements in packing for gas or vapour and liquid contacting apparatus : en
  • DK67480C - Rotary Pump. : da en
  • FR937782A - Machine for grinding or grinding crankshafts : en fr
  • GB607228A - An improvement in or relating to garments, and to fabrics for making the same : en
  • CA450754A - Mercaptan removal : en fr
  • GB607148A - Improvements in or relating to door and like catches : en
  • US2447577A - Treating hydrocarbon fluids : en
  • FR937671A - Metallizable mono-azo dyes of the pyrazolone series and process for preparing these products : en fr
  • US2447744A - Pumping unit : en
  • USRE23029E - Bundling and binding means : en
  • AU2206248A - Airplane fuel servicing unit : en
  • USD150712S - Design for a bracelet or similar article : en
  • GB607282A - Packing for gas or vapour and liquid contacting apparatus : en
  • US2447800A - Sequential electronic commutator with supplementary grid control : en
  • CA450652A - Wheel structure : en fr
  • FR937750A - Rigid reinforcement for clothes pocket tabs : en fr
  • GB607256A - Process for catalytically dehydrogenating hydrocarbons : en
  • GR11784B - EXPLOSIVE MATERIALS AND THEIR METHOD OF PREPARATION. : el en
  • CA450653A - Combined cabinet and extensible table : en fr
  • US2447821A - Process for making nitroalkylcyclic amines : en
  • US2447977A - Means for conditioning filamentary material : en
  • CA450630A - Oil and water separator : en fr
  • US2447965A - Razor blade holder : en
  • USD150694S - Design for an overshoe : en
  • US2447690A - Method of forming crown caps : en
  • US2447918A - Aircraft cabin pressure regulator : en
  • USD150687S - Michofhone or the like : en
  • US2447890A - Electromagnetic mechanism : en
  • US2447767A - Indicator for impact testing machines : en
  • DK67474C - Heat exchanger device for hot air motors and similar machines. : da en
  • GB606967A - Improvements in or relating to methods for the oxidation of saturated aliphatic hydrocarbon gases : en
  • GB607062A - Improvements in or relating to pyrophoric lighters : en
  • USD150722S - Neville cabinet : en
  • GB606962A - Improvements in or relating to the preparation of substituted cyanoacetic esters : en
  • US2447499A - Brush-stem forming machine : en
  • AU1476647A - Improvements in and relating to transaction count recording means for race totalisator adding units : en
  • CA450679A - Direct-fired heater : en fr
  • US2447963A - Loose-leaf binder : en
  • US2447887A - Printing press frame : en
  • CA450730A - Rim : en fr
  • DK67471C - Machine for assembling or picking up topped tubes with an impeller designed as a cleaning and lifting drum and a collecting container in connection with this. : da en
  • US2447818A - Periodic reversing drive : en
  • CA450682A - Brake : en fr
  • US2447657A - Die-cast squirrel cage and blower : en
  • US2447540A - Butadiene-acrylate interpolymer treatment of wool : en
  • US2447775A - Binder mechanism : en
  • USD150731S - Design fob a shoe : en
  • AU139128B2 - Improvements in circuit arrangements to convert frequency modulation waves into amplitude modulation waves : en
  • CA450736A - Manufacture of metallic magnesium : en fr
  • USD150703S - Design for an earring or similar article : en
  • US2447742A - Manufacture of lead halides : en
  • US2447947A - Variable union : en
  • AU145591B2 - A method of sterilizing and packaging material employing expoxides, and the product of such method : en
  • FR937608A - Rocking horse : en fr
  • US2447616A - Electronic power generation : en
  • DK67485C - Shutter construction in Ships. : da en
  • FR937723A - self-opening and closing lipstick case : en fr
  • US2447739A - Pressure gauge : en
  • USD150713S - Design for a bracelet or similar article : en
  • US2447896A - High-temperature turbine : en
  • FR937688A - Vacuum metal casting : en fr
  • GB607109A - Improvements in or relating to kegs, pails, and other like containers : en
  • US2447586A - Compression testing and like apparatus : en
  • CA450725A - Automatic frequency control : en fr
  • US2447786A - Rearview mirror : en
  • US2447888A - Thermometer : en
  • US2447926A - Antiknock motor fuel : en
  • AU156346A - High-frequency pulse generator : en
  • US2447793A - Auxiliary charge regulating device : en
  • FR937716A - Swimming pool for parasitic baths in pre-fabricated elements : en fr
  • GB607298A - Improvements in or relating to a device for the treatment of wounds or the like : en
  • US2447863A - Vibration indicating apparatus : en
  • AU143770B2 - Welding electrode forcast iron : en
  • US2447762A - Organic cation exchange adsorbents prepared from spent alkylation sulfuric acid or similar material : en
  • GB606916A - Improvements in or relating to seals for valve housings : en
  • GB606924A - Improved die-moulded article and method of making the same : en
  • US2447617A - Rotary cutter : en
  • US2447765A - Engine starter drive : en
  • CA450712A - Copper base alloy : en fr
  • FR937675A - Spring-loaded stopper for cylinders containing gas-emitting liquids : en fr
  • CA450709A - Brake and like apparatus : en fr
  • AU128736B2 - Mercurithioammonium salts and process of making same : en
  • AU1543647A - Improvements in moulding presses : en
  • CA450656A - Induction heated device : en fr
  • US2447579A - Rake cleaning attachment : en
  • FR937706A - Improvements to fluid control systems : en fr
  • GB607009A - Improvements in and relating to apparatus for conveying powdered or granular material : en
  • USD150674S - Design for a casing for a space heater : en
  • US2447998A - Preparation of substituted acylanilides : en
  • US2447566A - Apparatus for measuring a condition on a rotating member : en
  • US2447758A - Igniting device fob combustion : en
  • AU149749B2 - Bathing suit : en
  • DK67481C - Adjustable or adjustable air screw blade made of wood and metal. : da en
  • FR937643A - Staircase in e plates and process for its manufacture : en fr
  • FR937670A - Radiant thermal conditioning apparatus : en fr
  • US2447532A - Treatment of pigment comprising calcium carbonate : en
  • US2447908A - Folding clothes rack for automobiles : en
  • FR937823A - Pyrolysis process for obtaining organosilicon halides : en fr
  • GB607168A - Speed control for fans used in the regulation of boilers and for like purposes : en
  • CA450741A - Indexing mechanism : en fr
  • US2447910A - Landing position indicator for aircraft : en
  • US2447922A - Explosion-proof lighting equipment : en
  • CA450697A - Reflector : en fr
  • CA450722A - Process for heating hardened artificial filaments, films and like thin materials having a protein basis : en fr
  • GB606920A - New or improved games apparatus : en
  • US2447875A - Maternity pantie : en
  • US2447953A - Hair brushing device : en
  • CA450713A - Coupling for porcelain cooling coils : en fr
  • CA450781A - Can sealing device : en fr
  • GB607081A - Improvements relating to shock absorbers for motor road vehicles and the like : en
  • CA450685A - Safety control : en fr
  • GB606927A - Improvements in antenna systems : en
  • AU133290B2 - Improvements in radio location and detection arrangements : en
  • FR937647A - Adjustable and exchangeable heel for shoes : en fr
  • FR937668A - Excavator-unloader : en fr
  • FR937725A - Improvement in pedals controlled by mobiles moving on a fixed path : en fr
  • GB607268A - Synthetic resinous adhesives : en
  • FR937825A - Improvements to rotary machines for energy transformation : en fr
  • AU137245B2 - Improvements in moulding presses : en
  • GB606902A - Improvements in and relating to devices for attachment to apertured supports : en
  • GB606890A - Improvements in cooling devices for the lubricating oil of internal combustion engines : en
  • GB607297A - Improvements in and relating to interconnecting devices for electrical apparatus : en
  • CA450717A - Shock absorbing device : en fr
  • GB607189A - Improvements relating to liquid fuel supply systems : en
  • GB606935A - Improvements in the construction of thick walled high pressure vessels : en
  • GB607221A - Improvements in cabinets for television receivers, or the like : en
  • US2447645A - Locking-bar motor-frame assembly : en
  • CA450674A - Preparation of copper phthalo-cyanines : en fr
  • GB606944A - Improvements in and relating to printing machines : en
  • GB607023A - Improvements in or relating to radio beacon transmitters : en
  • GB607204A - Improved process of obtaining aliphatic sulphonic acids : en
  • US2447497A - Block entrance initiated train signaling system : en
  • US2447960A - Muffler remover : en
  • GB606928A - Improvements in or relating to ballast lamps : en
  • GB606984A - Cutting-out stamps or punches : en
  • US2447883A - Electrical induction apparatus : en
  • FR937813A - Improvements to gear changes : en fr
  • FR937745A - Machine for continuous mixing of thick, pasty and firm substances with continuous scraping of walls subjected to heating or cooling and particularly for refrigerating machines : en fr
  • GB607031A - Improvements in or relating to the manufacture of resinous condensation products : en
  • GB606878A - Method of removing the non-desirable taste impairing organic substances in cocoa berry and means for carrying the method into effect : en
  • GB607106A - Improvements in and relating to snap-action electric switches : en
  • FR937770A - Improvements to ballast inductors for fluorescent lamps, and the like : en fr
  • GB606925A - Improvements in or relating to flexible tubes : en
  • FR937763A - Method and devices for obtaining metal powders : en fr
  • FR937812A - Method and devices for mechanical salt collection in large salt works : en fr
  • FR937727A - Further training at the crates for the transport of bottles : en fr
  • GB606947A - Multi-stage centrifugal pump : en
  • FR937807A - Method and apparatus for treating finely divided solids : en fr
  • FR937754A - Horizontal eye cup for training footaballeurs : en fr
  • CA450762A - Power transmission : en fr
  • CA450688A - Manufacture of barium carbide : en fr
  • CA450734A - Telemetering transmitter with two prime movers : en fr
  • US2447544A - Synthesis of tryptophane : en
  • US2447593A - Production of primary alkyl halides : en
  • US2447961A - Rotary blower, compressor, and exhauster : en
  • AU130877B2 - Improvement in variometer : en
  • CA450774A - Electron discharge device : en fr
  • CA450743A - Piano : en fr
  • US2447810A - Resinous material containing maleodinitrile : en
  • CA450733A - Vehicle for steam-set printing inks : en fr
  • AU138972B2 - Airplane fuel servicing unit : en
  • GB607236A - Improvements in electron discharge devices : en
  • US2447788A - Drainboard and tub construction : en
  • GB607223A - Improvements in the construction of illuminated kerbs : en
  • US2447606A - Assemblage of refrigerating units : en
  • US2447547A - Electrolytic alkali chlorine cell : en
  • US2447567A - Stretching of cellulose ester yarn : en
  • AU141541B2 - Circular area long jet sprayer : en
  • AU1460147A - Improvements in circuit arrangements to convert frequency modulation waves into amplitude modulation waves : en
  • GB607037A - Improvements in or relating to gas blast electric circuit breakers : en
  • US2447973A - Coated anode for electron discharge devices : en
  • CA450775A - Apparatus for assembling articles : en fr
  • GB606908A - A process for the separation of sugar from molasses : en
  • GB607013A - Corrosion inhibiting compositions : en
  • FR937699A - Current supply and suspension device for electrodes : en fr
  • FR937846A - Stabilization of light sensitive silver halide emulsions : en fr
  • GB607200A - Improvements in and relating to radio frequency coupling arrangements : en
  • GB607227A - Two-voice frequency signalling equipment : en
  • FR937606A - Improvements to electric heating elements : en fr
  • GB607246A - Improvements in or relating to pressure plates for card-filing cabinets : en
  • FR937666A - Process and packaging material for wrapping lumps of butter, margarine, edible fat and the like : en fr
  • GB607098A - Pulse discriminator : en
  • FR937693A - Security bar for doors of all models : en fr
  • FR937631A - Improvements to cathodes of electric lamps, discharge tubes and the like : en fr
  • GR11779B - A MIXTURE OF CEMENT MORTAR AND ASYTUM CAN BE FORMED IN DIFFERENT SHAPES. : el en
  • US2447634A - Motor operated tap changer : en
  • FR937828A - Improvements relating to a vulcanization process and apparatus : en fr
  • GB607118A - Improvements in or relating to photographic copying and reproducing apparatus : en
  • AU2156048A - Bathing suit : en
  • CA16413S - A bath or basin : en
  • GB607141A - Improvements in or relating to bumpers for road motor vehicles : en
  • GB607091A - Improvements in or relating to sealing means for rotatable shafts : en
  • CA450699A - Fuse construction : en fr
  • GB607191A - Improvements in or relating to matrix-case positioning mechanism for single-type casting and composing machines : en
  • US2447686A - Compressor valve mechanism : en
  • US2447978A - Advertising stand with removable display panels : en
  • US2447761A - Loom shuttle swell : en
  • US2447604A - Fiber roll former : en
  • CA450786A - Ground protection cylinder : en fr
  • US2447571A - Ditch paving machine : en
  • US2447756A - Process for treating cellulose ethers to improve their dissolving properties : en
  • US2447822A - 5-nitrotetrahydro-1, 3-oxazines and method for preparing them : en
  • US2447647A - Motor winding : en
  • US2447955A - Arc welding system : en
  • US2447653A - Nitro amines and process for preparing same : en
  • CA450686A - Universal joint : en fr
  • FR937669A - Machine for making deep metal containers such as cases or the like : en fr
  • GB606896A - Improvements in or relating to the dyeing of artificial fibres : en
  • US2447708A - Bathing cap : en
  • GB607235A - Improvements in or relating to printing members : en
  • US2447746A - Guided free film distillation method : en
  • US2447869A - Cleaner rod guide for gun barrels : en
  • US2447970A - Apparatus for cooling or attemperating oil or other liquid : en
  • US2447903A - Cardholder with slide : en
  • US2447972A - Target balloon : en
  • USD150678S - Design for an earring or similar article : en
  • FR937724A - Improvements to receiving devices for lifting devices : en fr
  • GB606904A - Improvements in and relating to electric pulse generators : en
  • GB607284A - Improvements in gas or vapour and liquid contacting apparatus : en
  • US2447901A - Heating system : en
  • GB606982A - Improvements in and relating to fastenings : en
  • CA450633A - Strainer for cellar drains : en fr
  • US2447609A - Process of making marquetry inlay : en
  • CA450744A - Pulse-echo distance indicator : en fr
  • AU2198248A - Overvoltage protection arrangements for telecommunication systems : en
  • US2447857A - Load compensating fluid pressure brake equipment : en
  • AU132457B2 - Improvements in or relating to electric cooking stoves : en
  • CA450714A - Television system : en fr
  • CA450635A - Carton and blank and anchorage of flaps thereof : en fr
  • US2447655A - Regulating system : en
  • USD150719S - Design for an electric range : en
  • US2447984A - Apparatus for spinning artificial staple fibers : en
  • GB606987A - Improved reinforced wooden boarding unit and method of producing the same : en
  • GR11783B - JOINT COOLING SYSTEM AFTER MODERN PRODUCTION OF COLD WATER OR OTHER DRINKING CONTINUOUS FLOWING LIQUID. : el en
  • GB607183A - A control system for polyphase a.c. commutator motors with speed regulation by meansof brush shifting : en
  • CA450758A - Method and apparatus for foaming liquids : en fr
  • GB607309A - Improvements in and relating to the production of sterols and their addition products from sterol-containing starting materials : en
  • GB607133A - Improvements in or relating to bags, hold-alls and similar carriers : en
  • GB607292A - Improvements in or relating to instruments for obtaining access to and viewing cavities, particularly cavities of the human body : en
  • CA16414S - Wash bowl : en
  • CA450716A - Synchronizing system : en fr
  • USD150727S - Design fob a gas heater : en
  • GB607169A - Improvements relating to books : en
  • US2447496A - Flux valve system and method of operation : en
  • FR937658A - Device to develop the muscles of the hand and arm : en fr
  • GB607239A - Improvements in or relating to headphones : en
  • GB607244A - Improvements in or relating to abrading machines : en
  • FR937818A - Ambidextrous control fishing reel : en fr
  • US2447880A - Magnetometer : en
  • GB607269A - Improvements in transformers with regulable output current : en
  • FR937625A - Safety device for gas engine with independent pistons : en fr
  • GB607164A - Improvements in and relating to furniture joints : en
  • FR937654A - waterproof and tamper-evident case for pharmaceutical products : en fr
  • GB607110A - Prevention of carbon deposits in internal combustion engines : en
  • USD150705S - Earring or similar article : en
  • GB607125A - Improvements in or relating to bearing devices : en
  • US2447936A - Trial frame having pivoted temple connections : en
  • CA450756A - Catalytic polymerization of unsaturated hydrocarbons : en fr
  • US2447915A - Stapling kit : en
  • GB607279A - Improvements relating to sound reproducing apparatus : en
  • FR937700A - Improvement in tower benches to increase their rigidity : en fr
  • CA450729A - Rim : en fr
  • AU133591B2 - Improvement in high-frequency pulse generator : en
  • GB607050A - Improvements in draught excluders : en
  • FR937682A - Improvements to instrument cases : en fr
  • FR937765A - Process for the preparation of heterocyclic compounds having a hexagonal ring with a nitrogen atom in the ring : en fr
  • GB606894A - Improvements in or relating to electric heating : en
  • GB607199A - Improvements in and relating to locks : en
  • GB607203A - Improvements in or relating to electrically energised tuning means for high frequency electron discharge devices : en
  • FR937639A - Process for preparing dry rubber from latex : en fr
  • FR937692A - Improvements in the electrolytic treatment of aluminum and similar metals : en fr
  • FR937612A - Improvements to processes and devices for obtaining lamellar materials : en fr
  • AU2191848A - A method of sterilizing and packaging material employing expoxides, and the product of such method : en
  • US2447925A - Gas burner supporting stand : en
  • GB607085A - Improvements in or relating to cellulose ester or ether fibres : en
  • CA450742A - Suction box : en fr
  • US2447668A - Safety cutoff system for fuel : en
  • FR937712A - Folding machine : en fr
  • CA450655A - Brush holder : en fr
  • GB607057A - An improvement in or relating to gear-hobbing machines : en
  • FR937786A - Improvements made to the processes making it possible to reduce the shrinkage of woolen and combed wool fabrics and threads. woolen and combed woolen fabrics produced by these processes : en fr
  • US2447529A - Method for removing impurities from hydrocarbons : en
  • US2447892A - Flashlight attachment for firearms : en
  • DK67469C - Door for baking and roasting ovens and with two-part bearing bolt and closing spring. : da en
  • GB607038A - Improvements in or relating to electric relays : en
  • GB606985A - Improvements in or relating to apparatus for playing games : en
  • US2447787A - Combination cigarette and match case : en
  • CA450727A - Ball bearing separator : en fr
  • FR937793A - Improvements to molds intended for the manufacture of construction slabs : en fr
  • GB607053A - Improvements in or relating to electric tumbler switches : en
  • US2447803A - Tape time-recorder with diffeben : en
  • GB606884A - Improvements in or relating to retaining devices for rods, wires, electric cables orthe like : en
  • US2447730A - Gear shifting mechanism : en
  • FR937628A - Improvements in the construction of electric coils : en fr
  • CA450675A - Oil soluble dye : en fr
  • CA450732A - Electrical connector : en fr
  • US2447714A - Food grater : en
  • US2447954A - Shoe insert : en
  • FR937646A - New polymerisable and leerisable materials and their polymers : en fr
  • US2447515A - Wheel cover : en
  • US2447615A - Chemical composition : en
  • USD150684S - Design for a tilt-back chair : en
  • USD150706S - Design for a brooch or similar article : en
  • US2447865A - Extensible plank or the like : en
  • US2447868A - Ink agitator : en
  • USD150683S - Design for a chair : en
  • AU156446A - High-frequency pulse generator : en
  • US2447582A - Caster construction : en
  • GB607226A - Improvements in spring lever-clips particularly for use as domestic clothes pegs : en
  • CA450668A - Method and apparatus for mixing, rendering plastic and reducing pulverulent materials : en fr
  • DK67478C - Image Strip for Displaying Live Images and Devices for Use in Display. : da en
  • US2448005A - Aqueous wool treating baths comprising chloroprene copolymers : en
  • GB607117A - Improvements in and relating to flux valve compass systems : en
  • US2447584A - Indicator : en
  • US2447687A - Process for obtaining multicolor pictures : en
  • US2447867A - Azo dyestuffs of the pyrazolone series : en
  • US2447835A - Rocking inner-jaw end wrench : en
  • AU2156448A - Signal mixing system : en
  • US2447856A - Christmas card display device simulating a tree : en
  • USD150720S - Design fob a trouble light guard : en
  • AU2187448A - Improvements in or relating to electric condensers : en
  • US2447707A - Control apparatus for a plurality of motors : en
  • CA450670A - Method and apparatus for treating particles of materials : en fr
  • US2447886A - Power hammer : en
  • US2447670A - Form for molding concrete in situ : en
  • US2447781A - Electric discharge tube : en
  • GB607043A - Apparatus operating at predetermined times : en
  • GB607288A - Improvements in gas or vapour and liquid contacting methods and apparatus : en
  • US2447828A - Light-polarizing prism : en
  • GB607149A - Improvements in and relating to electron discharge tubes : en
  • US2447618A - Portable grinding stand : en
  • GB607198A - Improvements in or relating to fluid control means : en
  • GB607020A - Radio location system : en
  • GB607242A - Improvements in or relating to photographic cameras : en
  • US2447675A - Reversible single-phase motor : en
  • US2447692A - Coffee-making apparatus : en
  • US2447895A - Alarm system for electric refrigerators : en
  • AU129780B2 - Wave-signal transmission line : en
  • CA450785A - Hair tonic : en fr
  • CA450671A - Process of metal recovery : en fr
  • GB606969A - Improvements in or relating to systems for heating water or other liquids : en
  • CA450681A - Material handling apparatus : en fr
  • CA450702A - Washing apparatus : en fr
  • CA450692A - Glass tube reshaping method and apparatus : en fr
  • US2447989A - Zipped-in underarm gusset : en
  • AU145995B2 - A method of producing an aromatized butter with good keeping qualities by cooling rich cream : en
  • CA16399S - Window molding : en
  • CA450777A - Electrical relay : en fr
  • FR937649A - Double gear transmission with alternating rollers and ordinary gear with double teeth and alternating teeth : en fr
  • US2447504A - Fluorodinitroethanes : en
  • US2447599A - Methylation of aromatic hydrocarbons : en
  • US2447525A - Can closing machine : en
  • US2447612A - Dial indicator mount for slide calipers : en
  • US2447920A - Flow-proportioning valve : en
  • AU2209348A - Improvements in apparatus forthe reproduction of optical records contained in magazines arid magazines for use therewith : en
  • AU2150548A - Safety aerial toy : en
  • DK67458C - Inserting device for Typewriters. : da en
  • DK67473C - Air filter, in particular for combustion engines. : da en
  • GB606999A - Improvements in central heating and hot water supply systems : en
  • CA450757A - High-frequency electrode : en fr
  • GB606943A - Improved process for the production of dyed mixed yarns : en
  • US2447485A - Supersonic measuring apparatus : en
  • US2447966A - Expandible fluid actuated pipecleaning apparatus : en
  • US2447679A - Spring suspension for motorbuses or like vehicles : en
  • GB607093A - Improvements in or relating to friction gearing : en
  • FR937836A - Multi-grid tubes for very high frequency amplification : en fr
  • US2447622A - Adjustable thermal limit switch : en
  • GB607231A - Improvements in and relating to the production of ammonium sulphate : en
  • GB606965A - Improvements in or relating to the preparation of esters of alpha-formylphenaceturic acid and to compounds formed therefrom : en
  • GB607052A - Improvements in infants' feeding bottles : en
  • GB607154A - Improvements in or relating to induction heating : en
  • GB607217A - Apparatus for instruction in night navigation : en
  • FR937710A - Universal machine tool : en fr
  • FR937757A - Device allowing the projection of opaque images and objects : en fr
  • GB607122A - Improved process of extracting penicillin and product of said process : en
  • GB607101A - Improvements in felt hardening machine : en
  • US2447598A - Method of making pottery molds : en
  • FR937774A - Improvements in methods and devices for measuring parts using an elastic fluid : en fr
  • FR937776A - Improvements to radio antennas : en fr
  • US2447764A - Paintbrush suspension : en
  • US2447979A - Copper base alloy for metal evaporation : en
  • FR937605A - Force transmission system : en fr
  • CA450654A - Snubbed truck : en fr
  • US2448004A - Aqueous wool treating baths comprising chloroprene methacrylate copolymers : en
  • US2447872A - Printing unit and drive mechanism therefor : en
  • CA450636A - Cooling system leak detector : en fr
  • US2447858A - Valve seat assembly : en
  • CY71A - Biguanide derivatives : en
  • GB607150A - Auxiliary hand-control means for a motor-vehicle : en
  • GB607234A - Improved process for the preparation of gel particles : en
  • GB606915A - Improvements in or relating to electric generating plants for the propulsion of vehicles : en
  • US2447484A - Nonrefillable bottle : en
  • FR937601A - Printing press : en fr
  • FR937743A - Photographic products with anti-halo layers : en fr
  • GB607088A - Textile dressing materials : en
  • GB607147A - High-frequency pulse generator : en
  • GB607163A - Improvements in or relating to hatch covers or like closure devices : en
  • GB607214A - Improvements in and relating to material of laminated wood having an intermediate cellular structure : en
  • GB606931A - Improvements connected with devices for attaching broom handles to the stocks of broomheads : en
  • FR937602A - Frequency detector for carrier wave signals : en fr
  • GB606940A - Improvements in or relating to the extraction of penicillin : en
  • GB607278A - Improvements in and relating to locks : en
  • FR937698A - Numbering device and its applications, in particular on photographic document copying devices : en fr
  • GB607004A - Penicillin manufacture : en
  • US2447871A - Switch mechanism : en
  • US2447985A - Device for determining photoelectrically the concentration of a solute in a solvent : en
  • FR937663A - Palmer gauge for internal dimension readings : en fr
  • US2447852A - Bearing structure : en
  • FR937768A - Improvements in the manufacture of electric lamps : en fr
  • GB607132A - Conveyor for loading bricklayers' scaffolds : en
  • GB607108A - Improvements in and relating to electromagnetic vibrators : en
  • GB607119A - Transporting and dumping equipment : en
  • GB607137A - Improvements relating to liquid fuel supply systems : en
  • FR937720A - Lubricating oil cooling plant : en fr
  • FR937800A - New process and electron tubes for the modulation of an electron beam : en fr
  • GB606897A - Improvements in or relating to a method of inoculating a liquid culture medium with mould spores : en
  • GB607138A - Panel and connecting means therefor : en
  • US2447893A - Alarm system for electric refrigerators : en
  • GB607300A - A process for making aminoplast moulding powder : en
  • US2447494A - Telephone register control system : en
  • US2447976A - Cutting apparatus : en
  • US2447938A - Support for portable fire baskets : en
  • US2447862A - Hanger for brooms, tools, and the like : en
  • US2447990A - Window guide for vehicle bodies : en
  • USD150733S - Design for a brooch or similar article : en
  • GB607270A - Improvements in or relating to ornamental cards such as greeting cards : en
  • FR937714A - Improvements to electric generators and electrical installations : en fr
  • FR937767A - Process for the preparation of heterocyclic compounds with a hexagonal ring : en fr
  • USD150726S - Design for a ring : en
  • US2447748A - Buffer : en
  • GB607196A - Improvements relating to combustion apparatus : en
  • FR937773A - Lighting fixtures improvements : en fr
  • GB607128A - Improvements in automotive vehicle spring suspensions : en
  • FR937742A - Non-reflective coatings : en fr
  • GB607277A - Improvements in permutation locks : en
  • GR11780B - INDIVIDUAL ACOUSTIC MOUTHS. : el en
  • US2447594A - Feeding and weighing apparatus : en
  • US2447648A - Current regulating generator and control : en
  • US2447712A - Cushioning device : en
  • US2447585A - Reduction of the ash content of nitroaromatic compounds : en
  • US2447914A - Process for making alkali cellulose : en
  • US2447536A - Container closure : en
  • US2447560A - Temperature regulator : en
  • US2447597A - Self-locking electric outlet and plug : en
  • US2447491A - Sleeve holding device : en
  • US2447721A - Telephone handpiece support : en
  • US2447745A - Automatic chicken feeder : en
  • US2447830A - Support device : en
  • US2447937A - Method of laying submerged pipe : en
  • AU142213B2 - Improvements in or relating toa gauging apparatus : en
  • US2447912A - Scavenging means for aircraft engines : en
  • AU137955B2 - Directing-indicating System : en
  • CA450647A - Electrical control system for warping or beaming plants : en fr
  • CA450718A - Apparatus for treating material on propeller blades : en fr
  • CA450771A - Protection of communication circuit elements : en fr
  • US2447741A - Liquid oxygen pump : en
  • US2447602A - Beverage cabinet having a rotatable compartmented member : en
  • AU2326545A - Directing-indicating System : en
  • CA450755A - Method of making hollow poppet valves : en fr
  • US2447841A - Taping head for cable insulating machines : en
  • AU1463347A - Improved goods transporter : en
  • FR937709A - Gearbox maneuvering device for motor vehicles and other applications : en fr
  • US2447929A - Multistage rotary fluid power device of the rotary abutment type : en
  • GB607303A - Apparatus for homogenizing mixed liquid ingredients : en
  • GB606960A - Improvements relating to the recording of sound : en
  • GB607243A - Improvements in and relating to pyrophoric lighters : en
  • GB607237A - Means for spraying or projecting powder : en
  • GB606973A - Improvements in coal and like cutters : en
  • GB607054A - Improvements in or relating to the cleaning of poultry houses, kennels, rabbit hutches and the like : en
  • GB607218A - Improvements in or relating to lipstick holders or like containers : en
  • FR937722A - Equipment for electric discharge lamps : en fr
  • GB607255A - An improved ping pong bat : en
  • GB607304A - Improvements in or relating to hydraulic jacks : en
  • US2447644A - Regulating system : en
  • US2447829A - Germanium-helium alloys and rectifiers made therefrom : en
  • US2447685A - Drill press vise with slidable and swingable jaws : en
  • CA450662A - Truck tank : en fr
  • CA450677A - Process of wire drawing and lubricant therefor : en fr
  • GB607080A - Improvements in control gear for electric cranes and the like : en
  • US2447590A - Shoe construction having stitchedin insole and pressure-covered molded heel counter : en
  • FR937762A - Method and device for working metals, alloys and other materials that conduct electric current : en fr
  • GB606918A - Improvements in or relating to overcoats for personal wear : en
  • US2447569A - Tubulating machine : en
  • US2447578A - Art of stiffening the uppers of shoes : en
  • GB606945A - Improvements in or relating to vehicle bodies : en
  • FR937820A - Process for printing fibers and in particular fibers formed from linear polyamides : en fr
  • GB607072A - Improvements in raincoats and like articles of wearing apparel : en
  • CA450678A - Atomizer : en fr
  • CA450673A - Railroad switch adjustment : en fr
  • GB606912A - Improvements in or relating to door handle roses : en
  • GB607176A - Improvements in combination handles and roses or door plates : en
  • GB607042A - Improvements in or relating to internal heating systems for buildings : en
  • AU2211348A - Improvements in or relating to iodo-amino-phenyl derivatives of saturated carboxylic acids andthe preparation thereof : en
  • US2447839A - Drive mechanism for the intermittent movement in a television motion-picture projector : en
  • FR937721A - heat exchanger : en fr
  • FR937741A - Method of twisting metal bars : en fr
  • GB607179A - Improvements in or relating to synchro-mesh gearing : en
  • FR937626A - Improvements to damping devices for independent piston gas engines : en fr
  • FR937659A - Cap dispenser for bottle capping machines : en fr
  • GB607134A - Manufacture of hydrophenanthrene carboxylic acids and derivatives thereof : en
  • GB607248A - Means for adjusting the blades of propellers, rotary machines, particularly axial flow water turbines and pumps and axial flow compressors, and the like : en
  • GB607019A - Vacuum distillation process and apparatus : en
  • US2447774A - Thimble : en
  • US2448006A - Radio direction finder : en
  • US2447784A - Apparatus for creping paper : en
  • FR937660A - Removable hutch : en fr
  • GB607296A - Improvements in or relating to the manufacture of carbon black : en
  • GB607177A - Improvements in measuring rule construction : en
  • US2447724A - Color control for photographic enlargers : en
  • USD150700S - Earring or similar article : en
  • FR937797A - Improvements to injectors : en fr
  • FR937667A - Process for the manufacture of the ammonium salt of 2-methyl dinitro-4,6phenol as such or as a mixture with ammonium salts of other nitrated and / or halogenated phenols or naphthols, as well as mixtures of the latter salts , in a coherent form : en fr
  • GB607211A - Improvements in or relating to servo-assisted manual control systems : en
  • AU2488445A - Wave-signal transmission line : en
  • US2447778A - Multiload range weighing system for materials testing machines : en
  • FR937648A - Ball joint cardan transmission and intermediate torsion blade : en fr
  • FR937781A - Method of presenting fixed or moving stereoscopic pairs, giving, by vision to the naked eye, the impression of a real direct view of the object represented and installation for its implementation : en fr
  • FR937687A - Window : en fr
  • AU129190B2 - Improvement in electrical networks for phase shifters : en
  • FR937809A - Aircraft radio communication system : en fr
  • FR937814A - Improvements to entertainment devices : en fr
  • GB606980A - Butadiene-styrene copolymer : en
  • USD150717S - Design for a vehicle ornament or the like : en
  • GB607136A - Improvements in rotary printing machines : en
  • GB607294A - Improvements in or relating to wireless aerial systems : en
  • USD150673S - Casing for a space heater : en
  • CA450629A - Race game : en fr
  • FR937632A - Pipe clip : en fr
  • AU144271B2 - Signal mixing system : en
  • FR937633A - Method and apparatus for unwinding films from their center : en fr
  • GB607059A - Improvements in or relating to amplifier circuits : en
  • GB606885A - Improvements in and relating to universal couplings : en
  • GB607116A - Improvements in or relating to devices for locating the centre of holes : en
  • DK67459C - Apparatus for voltage regulation by means of an electron tube acting as a variable resistor. : da en
  • US2447797A - Edge filter : en
  • USD150672S - Airplane d. a. beck : en
  • DK67488C - Sighting device with firing time indication. : da en
  • USD150721S - Design fob an upholstered chair : en
  • FR937804A - Method and electronic apparatus for setting and measuring time in signaling : en fr
  • GB606994A - Improvements in spinning bait : en
  • US2447549A - Radio glide path landing system for aircraft : en
  • US2447548A - Lubrication apparatus for twister rings : en
  • US2447551A - Clearing water surfaces of oil : en
  • US2447651A - Control mechanism : en
  • DK67470C - Heat Amount Meter for Measuring Hot Water Consumption. : da en
  • AU1529047A - An improved harmonic frequency generator : en
  • CA450740A - Anti-cororsion plug : en fr
  • GB606977A - Improvements in and relating to flexible pocket receptacles : en
  • GB607115A - Improvement in and relating to means for absorbing and diverting the energy of marine waves : en
  • US2447819A - Commutator : en
  • AU129472B2 - Improvements in cathode structures for magnetrons : en
  • CA450632A - Priming device : en fr
  • GB607281A - Improvements in and relating to the bodywork of motor vehicles : en
  • US2447539A - Treatment of wool : en
  • US2447790A - Birefringent solid film comprising intimate mixture of minute particles of isophthalic acid and terephthalic acid and method of manufacture : en
  • US2447848A - Cleaning and centrifuging apparatus : en
  • CA450667A - Carrier for bottled beverages : en fr
  • AU145915B2 - Improvements in or relating to ceramic dielectrics comprising essentially titania : en
  • USD150691S - Design for a negligee : en
  • GR11781B - IMPROVEMENTS IN THE STRAIGHT HANDLE OF THE DENTIST (DENTAL LIFE). : el en
  • GB606993A - Improvements in and relating to the feeding of blanks of paper and the like in the wrapping of packages, particularly in the packaging of plastic masses : en
  • GB607100A - Improvements in or relating to holders for cigarette cartons, match boxes and the like : en
  • GB607178A - Improvements in or relating to the manufacture of mosaic screens : en
  • GR11778B - MECHANICAL RECYCLING SYSTEM FOR MECHANICAL CYLINDERS. : el en
  • FR937656A - High voltage transformer : en fr
  • FR937717A - Wash board : en fr
  • GB607158A - Improvements in or relating to manually propelled boats : en
  • US2447483A - Additives for silicone oils : en
  • GB606963A - Shrinkable container closure and process of making the same : en
  • GB607273A - Improvements in or relating to gas purification apparatus : en
  • FR937680A - Electrical connection cable : en fr
  • FR937787A - Electric lamp : en fr
  • CA16412S - Stand for a bath or basin : en
  • FR937655A - Process and tools for the composition and application of inscriptions with raised characters : en fr
  • US2447509A - Lubrication : en
  • USD150704S - Design fob an eabbing ob similar abticle : en
  • US2447726A - Lecithin composition : en
  • US2447951A - Glove : en
  • US2447575A - Apparatus for aerating granular material : en
  • US2447846A - Car door : en
  • USD150670S - Design fob a hydraulic press : en
  • GB607063A - An improved hoe : en
  • US2447882A - Universal joint : en
  • USD150737S - Design for a dress ensemble : en
  • CA450693A - Stem making method and apparatus : en fr
  • GB607073A - Improvements relating to holders for welding electrodes : en
  • FR937679A - Construction method of buildings having their essential elements prefabricated : en fr
  • CA450676A - Stoker : en fr
  • US2447522A - Machinery for vacuum tube manufacture : en
  • US2447930A - High-speed oil seal : en
  • GB607143A - Improvements relating to draught-excluders : en
  • AU2148848A - Improvements in or relating toa gauging apparatus : en
  • FR937830A - Improvements in methods and apparatus for carrying out the liquid treatment of porous packages or cakes of threads or filaments, in artificial materials, such as artificial silk : en fr
  • CA450642A - Construction and assembly of electron discharge tubes : en fr
  • CA450698A - Fuse : en fr
  • US2447583A - Preparation of cyclic oximes : en
  • US2447573A - Process for isomerizing paraffins : en
  • AU130132B2 - Improvement invariable reactive microwave device : en
  • CA450639A - Cylinder machine : en fr
  • US2447620A - Method of forming molds : en
  • CA450731A - Rim : en fr
  • US2447931A - Mechanical movement device : en
  • FR937652A - Waterproof housing : en fr
  • US2447489A - Lead-in bushing : en
  • US2447769A - Method of and means for cooling beverages : en
  • US2447505A - Hydrocarbon synthesis with fluidized catalyst regeneration : en
  • US2447684A - Apparatus for processing photographic articles : en
  • CA450694A - Filament storage apparatus : en fr
  • US2447660A - Wedge grip for tensile testing machines : en
  • CA450749A - Power supply system : en fr
  • FR937744A - Process for incorporating couplers into photosensitive emulsions for color photography : en fr
  • AU1896245A - Improvements in or relating to electric cooking stoves : en
  • DK67464C - Coupling with two discharge pipes, the wall of which consists of insulation material. : da en
  • USD150743S - Design for a shoe : en
  • US2447772A - Aqueous dispersions of butadiene polymers and treatment of wool therewith : en
  • GB607015A - Device for indicating the positions of wiper arms, especially in telephone selectors : en
  • US2447629A - Apparatus for forming a section of casing below casing already in position in a well hole : en
  • US2447719A - Electron tube : en
  • US2447816A - Temperature responsive variable frequency oscillator : en
  • US2447700A - Sled : en
  • US2447650A - Pump mechanism : en
  • US2447694A - Ceiling and wall construction : en
  • US2447760A - Self-service display and storage case : en
  • CA450770A - Speed control system for an electric motor : en fr
  • DK67452C - Process for treating barley to be used for the manufacture of malt. : da en
  • US2447879A - Antenna : en
  • US2447495A - Register switch utilizing a plurality of discharge tubes : en
  • US2447528A - Container treating machine : en
  • CA450703A - Stabilizer for control apparatus : en fr
  • CA450753A - Preparation of arylsulphonylthioureas : en fr
  • US2447588A - Apparatus for counting the revolutions of a shaft after discontinuance of power : en
  • US2447698A - Appliance for the spine : en
  • AU143239B2 - Improvements in microwave scanning systems : en
  • US2447811A - Resinous interpolymers containing 1, 2-dicyano-1-chloroethylene : en
  • FR937845A - Improvements to telegraph systems : en fr
  • GB607005A - Improvements in or relating to colloid silver halide photographic emulsions : en
  • FR937780A - Railway rail joint : en fr
  • US2447710A - Deceleration control apparatus : en
  • FR937695A - Gear shifting for cycles and the like, with back-pedal control : en fr
  • US2447626A - Beta-diketones and process for preparing them : en
  • AU131950B2 - Electron discharge devices and associated circuits : en
  • US2447542A - Material handling pallet : en
  • US2447855A - Cap die : en
  • US2447507A - Balancing circuit : en
  • US2447950A - Circuit interrupter : en
  • US2447545A - Synthesis of tryptophane and intermediates therefor : en
  • US2447958A - Variable pitch v-type pulley : en
  • US2447562A - Device for supporting workpieces to be tooled : en
  • US2447940A - Waterproof foldable handbag for baby accessories : en
  • AU143302B2 - Process for manufacturing cast iron on basic slags : en
  • FR937748A - Improvements to pumping devices : en fr
  • CA450684A - Plural stage fluid power device : en fr
  • US2447667A - Camera carriage : en
  • US2447691A - Device for packaging and dispensing intravenous solutions : en
  • FR937676A - Rotary pump for liquids or gases : en fr
  • GB607121A - Improvements in or relating to hydraulic torque transmitting devices : en
  • GB607171A - Impact wrench : en
  • IE19230L - Automatic volume control; carrier current telephony. : en
  • FR937672A - Watering device : en fr
  • FR937686A - Improvements to dentures : en fr
  • DK67490C - Procedure for the manufacture of foundation piles and thick sheet piles framed in the ground, formed from previously finished elements of concrete or reinforced concrete. : da en
  • FR937683A - Watertight closing device, in particular for instruments : en fr
  • US2447563A - Collapsible covered container or box : en
  • AU235446A - Improvement in variometer : en
  • GB606978A - Improvements in and relating to a system for heating and cooling buildings employingradiating panels : en
  • FR937835A - Devices for the transmission or reception of electromagnetic waves at ultra-high frequencies : en fr
  • GB607010A - Improvements relating to seat frames : en
  • GB607041A - Improvements in and relating to heel protectors for footwear : en
  • FR937718A - Improvements to the central propeller hub cowls : en fr
  • GB607012A - Apparatus for the continuous softening of feed water for steam boilers : en
  • US2447481A - Method of synthesizing aliphatic mercaptans and sulfides : en
  • US2447607A - Lubricant : en
  • GB607096A - "selector brush" : en
  • GB607209A - Process for producing steel with a low nitrogen content in the converter : en
  • FR937817A - Shoeing and lace cutting machine in a single operation : en fr
  • FR937826A - Binder for refractory molds : en fr
  • GB606979A - An improved method of and means for constructing and positioning concrete walls, slabs and the like : en
  • GB607201A - Improvements in or relating to high frequency electron discharge device : en
  • US2447642A - Phase control system for vapor electric converters : en
  • FR937832A - Advanced spark plug for low voltage : en fr
  • DK67472C - Collection Device for Use in Picking Fruit. : da en
  • FR937729A - Sophisticated sanitary equipment particularly intended for the preparation and taking of baths with a high carbon dioxide content : en fr
  • GB607197A - Improvements in or relating to fluid control means : en
  • US2447638A - Excitation control system for vapor electric devices : en
  • US2447975A - Preparation of acetal bodies from polyhydric alcohols : en
  • US2447613A - Wire coil conveyer belt : en
  • DK67487C - Propulsion device for boats. : da en
  • FR937755A - Differential pump for pumping concrete or similar materials in a pipeline : en fr
  • FR937651A - Watertight assembly device comprising an unbreakable protective glass, for example a watch glass, and its support : en fr
  • GB607105A - Improvements relating to record changing mechanism for gramophones : en
  • GB606914A - Improvements in inspection windows for furnaces and the like : en
  • CA450766A - Pressure actuated brake mechanism : en fr
  • FR937640A - Device giving intermittent rotational movement : en fr
  • GB607193A - Improvements in photographic copying and reproducing apparatus : en
  • GB606901A - Improvements in or relating to the recovery of guanidine salts : en
  • GB607056A - Improvements in and relating to control systems for multi-cylinder hydraulic motors : en
  • GB607188A - Improvements in or relating to angle measuring devices : en
  • GB607230A - Improvements in or related to pails, buckets and the like : en
  • FR937685A - Stylograph refinements : en fr
  • GB606954A - Process for the isolation of pentaerythrite from its solutions : en
  • US2447552A - Transmission : en
  • GB606909A - Fluid flow control device : en
  • GB606923A - Improvements relating to portable filters for liquids : en
  • GB606939A - Improvements relating to adjustable seats : en
  • GB607094A - Interrupting or switching arrangement for high frequency circuits : en
  • FR937802A - Spring assembly machine : en fr
  • US2447555A - Electrical iron holder : en
  • USD150734S - Schuhmann coffee mill : en
  • FR937760A - Lifting fork device for handling boxes or packages to be folded : en fr
  • GB606906A - Improvements in or relating to ozonisers : en
  • GB607068A - Improvements in or relating to refractory materials and apparatus made therefrom : en
  • GB606903A - Improvements in or relating to sliding clasp fasteners : en
  • GB607092A - Improvements in electrical resonance systems : en
  • US2447572A - Radio cabinet : en
  • GB607058A - Improvements in or relating to electrical space discharge tubes : en
  • FR937617A - Process for the manufacture of improved stem holders for the display of natural flowers and resulting product : en fr
  • GB606990A - Improved combustion chamber for internal combustion engines : en
  • GB606881A - Electromagnetic switches : en
  • GB607225A - Improvements in and relating to dry shavers with comb drum and method in the production of the drum : en
  • FR937614A - Tanning process : en fr
  • GB607111A - Improvements in and relating to accelerators for the vulcanisation of natural and synthetic rubber : en
  • GB606953A - A new or improved magnetic holding device or clamp : en
  • AU2206448A - Improvements in microwave scanning systems : en
  • US2447860A - Method of dispersing keratin proteins and the composition resulting therefrom : en
  • US2447716A - Method and apparatus for carbonating liquids used for drinking : en
  • AU142457B2 - Improvements in or relating to ceramic dielectrics comprising essentially titania : en
  • GB606882A - Method of dehydrating vegetable food products : en
  • US2447523A - Catalytic hyi : en
  • US2447624A - Indicator mounting bracket : en
  • CA450746A - Timing modulation : en fr
  • GB607069A - Improvements in or relating to bench, table, desk and like clamping devices : en
  • US2447592A - Internal-combustion engine cooling system : en
  • US2447776A - Protective visor : en
  • USD150682S - Design for an extensible band fob watch bracelet or analogous article : en
  • GB606989A - Improvements relating to the drying and cooling of granular materials : en
  • GB607257A - Improvements in doors : en
  • US2447982A - Method and apparatus for handling continuous yarns and the like : en
  • US2447702A - Method for producing benzolsulfonamido-1, 3,4-thiodiazole compounds : en
  • US2447820A - Regulating valve : en
  • GB606991A - A tobacco pipe or cigarette holder for smokers : en
  • GB607083A - Improvements in eddy current clutches or slip couplings : en
  • US2447804A - Electron beam focusing circuit : en
  • US2447689A - Pressure indicator for pneumatic tires : en
  • FR937758A - Mechanical vibration-absorbing coupling for rotary power transmission devices : en fr
  • USD150709S - Design fob a brooch ob similab abticle : en
  • FR937708A - Connection device between the elements of a crankshaft roller bearing and the elements of a connecting rod assembly with multiple connecting rods : en fr
  • GB606983A - Improvements in or relating to process and apparatus for manufacturing wool-like artificial filaments : en
  • IE18445L - Selenium rectifiers : en
  • GB607006A - Improvements in or relating to the cooling of liquids in receptacles, particularly applicable to the cooling of milk in churns : en
  • GB606992A - An improved box for enclosing an electric cable joint : en
  • GB607245A - Improvements in or relating to filing cabinets : en
  • AU2153948A - Improvements in or relating to processes for making acylated polystyrene, the polymers so prepared, and mineral oil compositions containing the polymers : en
  • US2448003A - Ignition control : en
  • US2447630A - Method of making selenium rectifiers : en
  • USD150677S - Design for a wrench : en
  • US2447600A - Production of unsaturated nitriles : en
  • GB606949A - Game : en
  • GB607049A - Improvements in cycle or like bells : en
  • FR937673A - Pencil sharpening machine : en fr
  • USD150716S - Design for a hang-type smoker s pipe : en
  • US2447695A - Bengtx : en
  • USD150730S - Design fob a shoe : en
  • USPP805P - Carnation plant : en
  • US2447601A - Tilting chair seat and back rest : en
  • FR937634A - Lock for lock gates : en fr
  • US2447561A - Head and clothing protector : en
  • GB607103A - Improvements in or relating to the production of organic fluorine compounds : en
  • AU2211848A - Improvements in or relating to ceramic dielectrics comprising essentially titania : en
  • CA450663A - Overhead door guiding and latching mechanism : en fr
  • US2447513A - Fuel injection means for free piston engines : en
  • CA450657A - Stock straightener : en fr
  • USD150690S - Florian vacuum cleaner : en
  • US2447632A - Magnetic lock relay : en
  • US2447899A - Method and means for detecting flaws in magnetizable objects : en
  • CA450658A - Humidifier : en fr
  • AU2263045A - Mercurithioammonium salts and process of making same : en
  • CA450637A - Concealed fire-arm : en fr
  • CA450666A - Stretching and clamping tool for tire tubes : en fr
  • CA450752A - Centrifugal pump : en fr
  • AU129620B2 - High-frequency pulse generator : en
  • AU142035B2 - Improvements in apparatus forthe reproduction of optical records contained in magazines arid magazines for use therewith : en
  • AU144598B2 - An improved harmonic frequency generator : en
  • DK67484C - Device for car headlights. : da en
  • USD150738S - Design for a bracelet : en
  • GB606948A - Improvements in or relating to magnesium and magnesium base alloy castings : en
  • GB607157A - Improvements in plugs for electrical connections of the pin-plug and socket type : en
  • GB607190A - Improvements relating to prefabricated metal cycle parks : en
  • US2447897A - High-temperature stainless steel : en
  • USD150697S - Design for a pin-up hat tree : en
  • US2447795A - Picking cam and mounting therefor : en
  • FR937795A - Thermal piston machine : en fr
  • GB606921A - Improvements in or relating to door construction : en
  • GB607261A - Improvements in electron discharge devices : en
  • US2447715A - Esters of diacyl-glycerophosphoric acids : en
  • US2447859A - Stock pusher : en
  • USD150710S - Design for an earring or similar article : en
  • US2447713A - Brake and sanding control apparatus : en
  • CA450760A - Power transmission : en fr
  • AU2211748A - Improvements in or relating to ceramic dielectrics comprising essentially titania : en
  • US2447782A - Ignition system : en
  • US2447842A - Back-pressure check valve : en
  • US2447610A - Solid halogen derivatives of polymerized methyl pentadiene : en
  • US2447747A - Teapot spout ladle : en
  • GB607180A - Advertising or display apparatus : en
  • GB607267A - Improvements relating to the mounting of gramophone units and the like : en
  • FR937694A - Toy railway : en fr
  • GB607089A - Improvements in vent valves : en
  • DK67460C - Indicator device with closed electric accumulators for Indication of impermissible Lowering of the Electrolyte level. : da en
  • FR937681A - Improvements to air cleaners for internal combustion engines : en fr
  • AU138386B2 - Wide angle sprinkler head for enabling : en
  • CA450773A - Sealed contact device : en fr
  • GB607305A - Cupboard lock : en
  • US2447734A - Field control for transformer torquemeter signal coils : en
  • US2447826A - Poultry nest : en
  • USD150696S - Design fob a finger-shaped thimble : en
  • FR937653A - Waterproof winding and time-setting mechanism : en fr
  • AU108246A - Improvements in radio direction finding : en
  • DK67476C - Stepless Gear Mechanism. : da en
  • US2447639A - Torpedo battery compartment : en
  • FR937764A - Improvement in television equipment : en fr
  • GB607047A - Improvements in or relating to domestic fenders and curbs : en
  • GB607131A - Decorative article and method of making same : en
  • GB607144A - Improvements relating to electrically actuated razors : en
  • DK67466C - Method for degreasing bones. : da en
  • FR937821A - Improvements to electric circuit breakers with gas blowing : en fr
  • US2447487A - Traversing mechanism : en
  • FR937615A - Valve replacing the closing cap on pneumatic wheel valves : en fr
  • FR937734A - Device for obtaining pulses of electric current according to a determined program : en fr
  • FR937737A - Multi-Gap Velocity Modulated Tube Amplifiers : en fr
  • FR937752A - Folding car for children : en fr
  • GB607104A - Improved phenol formaldehyde condensation resins : en
  • GB607205A - Improvements in or relating to construction of composite metal articles : en
  • US2447962A - Cutoff machine : en
  • US2447771A - Water bag bracket : en
  • US2447805A - Composite resinous sheet of birefringent material and method of making the same : en
  • AU128724B2 - Improvements in folding chairs : en
  • AU2212348A - Improvements in or relating to cavity resonators and circuitarrangements ofthe kind comprising sucha cavity resonator : en
  • US2447956A - Means for connecting separated parts of a bicycle frame : en
  • US2447633A - Electric vehicle control system : en
  • US2447881A - Universal joint : en
  • US2447957A - Seal for fans : en
  • FR937850A - Chemical compounds and their preparation process : en fr
  • GR11777B - FINISHING IN OR IN RELATION TO BODIES MODIFIED IN STEAM AND DISTRIBUTED USED TO FIGHT INFECTIONS. : el en
  • US2447623A - Kaleidoscope : en
  • GB607210A - Improvements in or relating to electric remote control systems : en
  • US2447486A - Condenser system for airplane engines : en
  • US2447524A - Can closing machine : en
  • US2447635A - Shakedown device for thermometers : en
  • US2447941A - Aerial bomb, pyrotechnic device, and the like : en
  • USD150685S - Design for a chair : en
  • USD150698S - Necklace or similar article : en
  • US2447558A - Gauging apparatus for controlling a grinding operation : en
  • US2447995A - Die clamping means : en
  • CA450695A - Repeating fuse construction : en fr
  • CA450690A - Cyclic organosilicon compound : en fr
  • CA450634A - Process for controlling the displacements of a mechanical organ : en fr
  • FR937638A - Grinding device : en fr
  • GB607024A - Means for the automatic control of gas mixtures : en
  • US2447500A - Tank type suction cleaner : en
  • US2447701A - Radio signaling circuit : en
  • US2447757A - Process for treating cellulose ethers to improve their dissolving properties : en
  • US2447994A - Spinneret : en
  • US2447646A - Vapor electric device : en
  • AU2143948A - Highspeed arc welding : en
  • US2447945A - Mooring gear for flying boats : en
  • US2447980A - Method of making porous bearing surfaces : en
  • USD150693S - Design for a tkay or similar article : en
  • US2447631A - Waterproof electrical coil : en
  • AU131454B2 - Relaxation keyer : en
  • FR937697A - Cryptographic method and devices for five-unit telegraph code : en fr
  • USD150718S - Levin illuminator globe : en
  • AU2198448A - Engine starters : en
  • GB606883A - Improvements in or relating to packages for carbon paper : en
  • CA450782A - Looms and hydraulic check therefor : en fr
  • AU144024B2 - Improvements in or relating to iodo-amino-phenyl derivatives of saturated carboxylic acids andthe preparation thereof : en
  • GB607007A - Improvements in or relating to linear-dimension gauging apparatus : en
  • US2447627A - Compressed gas circuit interrupter : en
  • FR937761A - Lifting device, especially for handling stacks of fruit crates : en fr
  • US2447669A - Remote-control system : en
  • US2447885A - Type bar mechanism for typewriting machines : en
  • US2447637A - Vapor electric device : en
  • US2447843A - Tie : en
  • US2447587A - Acyl glycine amides : en
  • US2447773A - Method of preparing polyvinyl acetal ketal resins : en
  • USD150739S - Design fob. a vanity : en
  • FR937661A - Improvements to the flexible bands of tobacco cases whose cover includes a cigarette mold : en fr
  • US2447527A - Window operable burglar alarm : en
  • FR937696A - Tele-typing transmission system : en fr
  • US2447993A - Process for dyeing textile fibers with vat dyes : en
  • GB607086A - Improvements in or relating to the beaming of yarns : en
  • GB607090A - Electric head lighting equipment for vehicles : en
  • GB607129A - Process for the separating of a liquid constituent from a homogeneous liquid mixture : en
  • GB607008A - Improvements in and relating to the preparation of riboflavin : en
  • GB606941A - Improvements in or relating to truck for a rail type vehicle : en
  • AU2145248A - Process for manufacturing cast iron on basic slags : en
  • GB606942A - Hydraulic pressure control means : en
  • GB606955A - Improvements in and relating to gyro-instruments : en
  • FR937843A - Improvements to crucibles or furnaces for melting materials to be drawn in the form of fibers or fine filaments : en fr
  • US2447611A - Production of siloxane resins : en
  • US2447677A - Heavy-duty shipping carton : en
  • US2447680A - Filtering system : en
  • US2447735A - Blouse : en
  • CA450661A - Cigarette package : en fr
  • AU2195248A - A method of producing an aromatized butter with good keeping qualities by cooling rich cream : en
  • FR937609A - Threading process : en fr
  • FR937789A - Device for classifying and advancing rolling bodies, in particular winding coils : en fr
  • CA450643A - Buffing stand : en fr
  • GB606957A - Improvements in and relating to control systems for guns or sights : en
  • GB607274A - Improvements in or relating to laundering and other washing processes : en
  • AU2257345A - Pulse modulated wave-signal receiver : en
  • US2447506A - Coating and impregnating composition : en
  • AU149123B2 - Highspeed arc welding : en
  • USD150675S - Design fob a link bracelet : en
  • US2447662A - Brush holder mounting : en
  • US2447823A - Production of nu-substituted furfurylamines : en
  • US2447942A - Turbine distributor and nozzle : en
  • USD150714S - Design for a necklace or similar article : en
  • USD150723S - Design for a book end : en
  • CA450651A - Wheel structure : en fr
  • GB607055A - Improvements relating to stillages and supports : en
  • CA450645A - Moulding process and apparatus : en fr
  • US2447873A - Preparation of organohalogenosilanes : en
  • CA450687A - Alloy : en fr
  • US2447596A - Vaccination device : en
  • US2447652A - Circuit breaker : en
  • AU879146A - Improvements in radio location and detection arrangements : en
  • FR937775A - Gas turbines : en fr
  • US2447923A - Lighting system and lighting units for use therein : en
  • US2447659A - Trailer dolly : en
  • US2447974A - Nitrosulfones : en
  • USRE23030E - Educational device : en
  • AU143353B2 - Engine starters : en
  • AU137084B2 - Improved goods transporter : en
  • US2447538A - Woolen treatment and products therefor : en
  • US2447709A - Deceleration control apparatus : en
  • US2447853A - Oil pump : en
  • US2447904A - Hose supporter : en
  • CA450641A - Carpet construction : en fr
  • US2447759A - Open top access refrigerated display case : en
  • US2447928A - Unit handled double row roller bearing : en
  • CA450644A - Show stand display container : en fr
  • FR937719A - Process for the preparation of water-soluble derivatives of para-aminobenzenesulfonylurea : en fr
  • US2447815A - Fluid pressure controlled power steering mechanism : en
  • US2447946A - Rattler : en
  • AU2207848A - Improvements in and relating to drills : en
  • GB607025A - Improvements in and connected with rocket projectors : en
  • US2447643A - Ship propulsion control : en
  • AU129964B2 - High-frequency pulse generator : en
  • US2447490A - Radio transmitting and receiving system : en
  • US2447833A - Attachable light for sewing machines : en
  • GB606933A - Process for the production of tubular heat exchangers with tubes grouped together in nests : en
  • GB607000A - Improvements in or relating to electrically driven machines for kitchen use : en
  • US2447836A - Precision images and methods of producing them : en
  • AU141929B2 - Improvements in or relating to electric condensers : en
  • DK67462C - Indirectly heated cathode and coupling with such a cathode. : da en
  • CA450769A - Coupling system : en fr
  • US2447557A - Collapsible perambulator or push chair : en
  • US2447704A - Adjustable shelving construction : en
  • US2447825A - Pressure fluid servomotor : en
  • USD150725S - Design fob a billboard frame molding : en
  • US2447968A - Hydraulic stop for gun mount systems : en
  • USD150695S - Design for a cake of soap : en
  • US2447556A - Pallet or skid for handling materials : en
  • US2447605A - Mill bearing construction : en
  • FR937630A - Improvements to indicating devices intended to measure or compare electrical quantities : en fr
  • US2447559A - System for transferring package freight : en
  • US2447749A - Ignition switch shield housing : en
  • USD150724S - Design for a book end : en
  • US2447591A - Float valve : en
  • US2447688A - Pulsator for milking machines : en
  • US2447845A - Apparatus for solvent extraction : en
  • USD150708S - Design for a brooch or similar article : en
  • AU2205948A - Improvements in and relating to centrifugal separators : en
  • USD150680S - Design fob a trailer : en
  • US2447546A - Automatic shutoff apparatus for oil wells : en
  • US2447874A - Electrical terminal connector : en
  • US2447796A - Grid structure for electron discharge tubes : en
  • US2447799A - Sequential electronic commutator with supplementary grid control : en
  • AU131995B2 - Pulse modulated wave-signal receiver : en
  • US2447847A - Compensated step-by-step mechanism : en
  • US2447693A - Process for the manufacture of esters of hydroxy carboxylic acids : en
  • AU2145048A - Improved screening Drum for draining suspensions : en
  • US2447625A - Line fault indicating system : en
  • AU2404745A - Improvements in cathode structures for magnetrons : en
  • CA450665A - Abrasive wheel casing : en fr
  • CA450719A - Method of reclaiming mixed rubber and neoprene compositions : en fr
  • US2447671A - High-speed bearing : en
  • US2447718A - Rotary switch : en
  • US2447919A - Adjustable support : en
  • GB607276A - Unwinding and feeding metal strip from coils : en
  • US2447658A - Shunt capacitor bank : en
  • AU136840B2 - Improvements in and relating to transaction count recording means for race totalisator adding units : en
  • AU144010B2 - Improvements in and relating tothe heat treatment of metal strip or wire : en
  • CA16398S - Door molding : en
  • AU145328B2 - Improvement in sensitized photographic emulsion containing color couplers : en
  • US2447564A - Noise reducing circuits : en
  • US2447576A - Portable radio receiver : en
  • FR937746A - Device for testing and selecting electrical circuits : en fr
  • FR937788A - Improvements to hammers, axes and similar tools : en fr
  • FR937726A - Advanced easel for painting and watercolor : en fr
  • CA450780A - Manufacture of artificial filaments : en fr
  • US2447939A - Adjustable mute : en
  • DK67467C - Process for refining artificial threads produced by melt spinning, in particular from polyamides. : da en
  • US2447664A - Electrostatic coating apparatus and method : en
  • US2447933A - Ionizing means for electrostatic dust-precipitation apparatus : en
  • GB607151A - Process for the production of artificial flowers : en
  • DK67482C - Support device for prams. : da en
  • GB607165A - Device for protecting periodically actuated contact devices, especially moving contact electric current converters, against reverse currents : en
  • US2447733A - Rubber-reclaiming oil : en
  • US2447911A - Magnetic field gauge : en
  • CA450683A - Fluid pressure control mechanism : en fr
  • US2447533A - Automatic toll ticketing system : en
  • GB607208A - Improvements in or relating to frame structure for an ironing machine : en
  • GB607017A - Improvements in electric power supply systems for x-ray tubes : en
  • GB607044A - Improvements in or relating to the production of chemical compositions containing lead dioxide : en
  • GB607082A - Cooling device for triple-expansion and quadruple-expansion steam engines : en
  • GB606988A - Liner for gun barrel : en
  • FR937834A - Stabilization of photosensitive emulsions : en fr
  • GB607224A - Improvements in and relating to pressure-sensitive adhesives : en
  • GB607079A - Improved arrangement for supplying a sawtooth current to the deflecting coils of a cathode-ray tube : en
  • FR937833A - Synthesis gas manufacturing : en fr
  • DK67455C - Method for Manufacturing Patterned Textile Materials. : da en
  • FR937674A - Cooler case : en fr
  • FR937732A - Double stick devices for piloting an aircraft, plane, seaplane or any other, following the usual maneuvers and reflexes of the pilot : en fr
  • FR937657A - Sealed magnetic ball seal : en fr
  • FR937816A - Industrial process for printing tanned leathers by photographic transport : en fr
  • GB607259A - Method of rendering chip-board or box-board liners of gypsum plasterboards resistant to accidental damage : en
  • FR937803A - Bottle straw forming machine : en fr
  • FR937808A - Lubricating oil composition : en fr
  • GB607142A - Improvements in adjustable seats for vehicles : en
  • GB607185A - Improvements in or relating to domestic cooking utensils : en
  • FR937629A - Improvements to phonograph players : en fr
  • GB607140A - Improvements in and relating to guards for machine tools : en
  • US2447737A - Latch bolt for towing poles : en
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  • AU156546A - Improvement in high-frequency pulse generator : en
  • FR937815A - Article of clothing usable in particular as a scarf, hood and other applications : en fr
  • US2447832A - Photographic flash apparatus : en
  • USD150671S - Design for a door mat : en
  • FR937690A - Metal tube heat exchanger : en fr
  • GB607271A - Improvements in or relating to electrical apparatus comprising a chassis having a variable condenser flexibly mounted on it : en
  • GB607107A - Improvement in lever escapements : en
  • GB607290A - Improvements in gas or vapour and liquid contacting apparatus : en
  • GB607003A - Improvements in or relating to the provision of new or improved plastic detonating explosive compositions : en
  • US2447991A - Resilient bearer for offset presses : en
  • USD150740S - Yog el spark plug cleaner : en
  • FR937810A - Upholstered incandescent sleeve mount : en fr
  • FR937645A - cell : en fr
  • US2447917A - Spirally contractable mop wringing attachment for scrub buckets : en
  • CA16393S - Cigarette lighter : en
  • CA450723A - Apparatus for producing sharply defined signalling impulses : en fr
  • CA450737A - Method of and apparatus for continuously cooling liquids including liquefied fats, oils or the like : en fr
  • CA450745A - Tone converter : en fr
  • US2447482A - Turbine apparatus : en
  • US2447492A - Timing modulation : en
  • US2447697A - Radiator connection hose : en
  • US2447703A - Means for molding ends of concrete pipes : en
  • US2447934A - Bottle carrier : en
  • US2447935A - Control system : en
  • US2447755A - Washboard attachment for washing machine agitators : en
  • US2447900A - Hose coupling : en
  • US2447952A - Strainer : en
  • DK67489C - Oracle game. : da en
  • GB607028A - Improvements in or relating to superheterodyne receiving sets : en
  • GB606910A - Improvements in or relating to frequency transposing devices : en
  • AU145417B2 - Improvements in and relating to centrifugal separators : en
  • US2447789A - Evaporating crucible for coating apparatus : en
  • GB607216A - An auxiliary bobbin support for use on the shank of a bobbin holder : en
  • GB607299A - Improvements in screws of slotted head type : en
  • GB607033A - Improvements in prisms : en
  • US2447493A - Sealing device for dry cells : en
  • US2447722A - Crib : en
  • US2447854A - Spindle for textile mill use : en
  • GB606998A - Improvements in or relating to safety devices for runaway railway trucks : en
  • GB607195A - Improvements in or relating to gyroscopic instruments : en
  • FR937627A - Machine for the milling of caps : en fr
  • FR937736A - Improvements to speed modulated amplifier tubes : en fr
  • GB607266A - Coupling for bands or the like : en
  • FR937733A - Further development of soderberg continuous anodes : en fr
  • US2447705A - Folding carriage for children : en
  • DK67457C - Apparatus for Separating Dust from an Aerated or Vaporous Medium by Treatment with a Liquid. : da en
  • US2447943A - Pulpstone : en
  • US2447720A - Fish pole : en
  • US2447808A - Indexing device : en
  • GB607311A - Improvements in or relating to gas turbine power plants : en
  • GB607172A - Improvements in or relating to ladders : en
  • GB607066A - Improvements in or relating to cinematographic apparatus : en
  • GB607263A - A new or improved driving means for toys and models : en
  • GB607265A - Necktie-retainer : en
  • GB607135A - Improvements in methods of making luminescent screens : en
  • FR937824A - Improvements made to protective coatings for metallic or other surfaces and to the preparation and application processes of these coatings : en fr
  • GB607220A - Improvements in and relating to cotton and like fibre drawing frames : en
  • FR937753A - Rotation and locking system for drawing board : en fr
  • GB606926A - Improvements in directive antenna systems : en
  • GB607233A - Process for the production of isoprene by distillation of rubber : en
  • US2447672A - Apparatus for chloridizing aluminum-base alloys : en
  • GB607078A - A powder puff incorporating a powder supply : en
  • GB607264A - Improvements in or relating to coats, jackets, and like garments for personal wear : en
  • US2447729A - Check valve : en
  • FR937619A - Advanced dial that can be adapted to all measuring devices : en fr
  • DK67486C - Propulsion device for boats. : da en
  • AU2149648A - Improvement in molding machine : en
  • US2447924A - Costumer : en
  • CA450784A - Interchangeable heel and heel sections : en fr
  • FR937847A - Abrasive article : en fr
  • GB607123A - Improvements in and relating to refrigerant compressor systems : en
  • CA450659A - Temporary roadway, pavement or support : en fr
  • US2447541A - Method of making plastic structure : en
  • US2447619A - Sulfurized esters of oxalic acid : en
  • AU140387B2 - An improved roofing tile : en
  • US2447519A - Tape dispenser : en
  • US2447944A - Garbage can cover : en
  • US2447503A - Wheel dressing mechanism : en
  • US2447640A - Method and apparatus for orienting, peeling, halving, and coring pears : en
  • CA450763A - Power transmission : en fr
  • US2447676A - Electrical receptacle : en
  • US2447537A - Coupled cavity resonator : en
  • USD150736S - Design for an airplane : en
  • FR937650A - Automatic electro-mechanical auxiliary gear change mechanism : en fr
  • GB606886A - Improvements relating to apparatus for teaching aerial navigation by radio signalling : en
  • GB607291A - Cooking and vending machine : en
  • CA450689A - Cooking stove : en fr
  • US2447850A - Cap construction : en
  • AU2398845A - Improvements in folding chairs : en
  • CA450631A - Filter : en fr
  • CA450648A - Beamer : en fr
  • FR937730A - Improvements in the manufacture of hard toes and buttresses for shoes : en fr
  • USD150689S - Design for a knife : en
  • US2447628A - Propeller vibration damping means : en
  • US2447878A - Wool shrinkproofing baths containing butadiene copolymers and their utilization : en
  • CA450715A - Paint spraying machine : en fr
  • US2447824A - Quick releasable parachute harness : en
  • USRE23031E - Calculating machine : en
  • US2447553A - Stop motion mechanism : en
  • GB606950A - Improvements relating to attachments for photographic cameras : en
  • CA16411S - Tray : en
  • CA450765A - Power transmission : en fr
  • GB606937A - Improvements in and relating to an apparatus for producing metal band bindings : en
  • US2447738A - Toilet seat : en
  • GB607077A - Improvements in and relating to extrusion machines for materials in a plastic state : en
  • GB607310A - Improvements relating to diamond and other drills for boring in the earth's strata : en
  • US2447905A - Rotatable rubber heel : en
  • FR937642A - Bra refinements : en fr
  • GB607113A - Improvements relating to the manufacture of halogenated carboxylic acids : en
  • US2447608A - Rotary internal-combustion engine of the rotary abutment type : en
  • GB607067A - Improvements in or relating to door handles : en
  • GB607280A - Improvements relating to sound reproducing apparatus : en
  • CA450650A - Wheel structure : en fr
  • CA450728A - Asbestos processing : en fr
  • DK67479C - Carrier with sound recorder, in particular color film, as well as methods of making such a carrier, by copying the sound recorder and by reproducing the recorded sound. : da en
  • FR937662A - Device for the instantaneous connection of insulated electric wires, and apparatus incorporating this device : en fr
  • CA450669A - Transmission : en fr
  • CA450705A - Process of making disazo dyestuffs : en fr
  • US2447894A - Electric refrigerator alarm system : en
  • GB606946A - Improvements in or relating to vehicle bodies : en
  • GB607064A - Improvements relating to the production of fatty acids and fatty alcohols : en
  • GB606929A - Improvements in or relating to folding tables, seats and like articles of furniture : en
  • US2447621A - Urea-formaldehyde molding composition : en
  • FR937624A - Starter device for independent piston gas engines : en fr
  • GB607114A - Improvements relating to the moulding of building and other structures, including vehicle bodies : en
  • FR937684A - Improvements to fruit pitting machines : en fr
  • GB607027A - Improvements in or relating to superheterodyne receiving arrangements : en
  • GB606892A - Improvements in explosive compositions : en
  • GB607229A - Improvements in or relating to the removal of dust generated by machines for cuttingtile and like workpieces : en
  • DK67477C - Soldering gun with flux spreader. : da en
  • GB606911A - Improvements in or relating to electric conduit and cable junction boxes : en
  • GB607074A - Improvements relating to the sealing together of pieces of sheet material : en
  • GB607238A - Improvements in spring assemblies for seats and the like : en
  • GB606898A - Improvements in and relating to the production of nitroparaffins : en
  • FR937613A - Electric clock : en fr
  • FR937689A - Thruster device for airplanes : en fr
  • IE18417L - Electromagnetic relays : en
  • GB606996A - Improvements in, or relating to, the manufacture or production of steel, or alloy steel strip : en
  • FR937616A - Coffee brewer : en fr
  • FR937849A - Automobile car hood : en fr
  • US2447981A - Anthraquinone vat dyestuffs : en
  • GB606952A - Improvements in or relating to tables : en
  • FR937607A - Device for preventing theft of motor vehicles : en fr
  • GB607029A - Improvements in or relating to means for tuning wireless sets : en
  • GB607182A - Improvements in vehicle closures : en
  • GB607146A - Improvements in or relating to road vehicles : en
  • GB607247A - Improvements in or relating to repeaters for submarine electric cables : en
  • CA450761A - Power transmission : en fr
  • FR937677A - Suspenders for trousers and similar applications : en fr
  • GB606889A - Improvements in or relating to art of providing protective and decorative lacquers and coatings : en
  • US2447520A - Electrovolumetric control device for a water treating device comprising a motor operated valve mechanism having an electrically connected time switch : en
  • US2447785A - Combination lock : en
  • US2447884A - Material working apparatus : en
  • CA450720A - Heat-resistant rubber : en fr
  • GB607124A - Process for the manufacture of crystallized glucose of very high purity : en
  • US2447898A - Automobile fender construction : en
  • AU138816B2 - Improved screening Drum for draining suspensions : en
  • US2447889A - Sine angle plate : en
  • USD150699S - Necklace or similar article : en
  • GB607253A - Methyl siloxanes and methods of preparing them : en
  • AU141287B2 - Safety aerial toy : en
  • US2447838A - Unit handled double row roller bearing : en
  • US2447837A - Coking chamber with enlarged upper portion : en
  • US2447501A - Grid electrode for electron discharge devices : en
  • GB607030A - Improvements in volume compression or expansion circuits : en
  • US2447727A - Flywheel magneto : en
  • US2447877A - Wool shrinkproofing baths containing butadiene copolymers and their utilization : en
  • US2447770A - Combination jar wrench and holder : en
  • US2447999A - Portable phonograph : en
  • CA450768A - Microwave radio transmission : en fr
  • GB607174A - Improvements in or relating to receivers of frequency- or phase-modulated signals : en
  • US2447801A - Socket for fluorescent lamps : en
  • USD150676S - Design fob a combined illuminable clock, telephone stand, and calen- dar : en
  • CA450691A - Double throw switch : en fr
  • CA450724A - Artificial dispersions of rubber : en fr
  • US2447861A - Oil thief : en
  • US2447909A - Tool for beading or expanding metallic tube ends : en
  • US2447851A - Luminescent screen indicating changes in image formation : en
  • DK67451C - Sectional pattern designed as a sectional pattern sheet : da en
  • CA450664A - Hoisting apparatus : en fr
  • AU143842B2 - Improvement in molding machine : en
  • GB606938A - Improvements relating to shutters : en
  • USD150744S - Design fob a teophy base : en
  • FR937822A - Process for the deposition of a suspended substance : en fr
  • CA450707A - Motor vehicle : en fr
  • US2447913A - Hitch pin : en
  • USD150711S - Brooch or similar article : en
  • CA450735A - Weatherproof transmitter device : en fr
  • DK67475C - Device by Control Valves. : da en
  • US2447535A - Container closure : en
  • CA450772A - Frequency diversity telegraph system : en fr
  • USD150692S - Design foe an airplane : en
  • GB606899A - Improvements in limit stop apparatus for controlling a controlled body : en
  • GB606905A - Improvements relating to combined screws and washers : en
  • GB607130A - Process for obtaining acetals having a high degree of purity : en
  • GR11782B - METAL LATTERS. : el en
  • US2447666A - Dynamic braking system for series motors : en
  • US2447777A - Tire deflation indicator : en
  • US2447731A - Cardcase : en
  • CA450738A - Electronic device : en fr
  • AU2257245A - Signal-translating system : en
  • FR937735A - Dough handling machine : en fr
  • FR937842A - Improvements in methods and devices for drawing fibers or filaments, in particular of glass : en fr
  • GB607046A - Improvements in or relating to kettles, teapots, coffee pots and hot-water jugs : en
  • GB607173A - Improvements in or relating to electric light fittings : en
  • GB607022A - Improvements in and relating to polysiloxane resin enamels : en
  • FR937772A - Single joystick control helicopter : en fr
  • GB606961A - Improvements in or relating to galvanic batteries : en
  • GB607241A - Improvements in or relating to the construction of model ships : en
  • GB607250A - Garment : en
  • FR937777A - Automatic sea urchin claw : en fr
  • GB607040A - Improvements in or relating to mirrors : en
  • GB607186A - Antibiotic substances and processes for preparing same : en
  • GB607240A - Improvements in or relating to rolled capacitors : en
  • FR937801A - Improvements to processes and machines for knitting on straight looms of fabrics suitable, in particular, for the manufacture of stockings : en fr
  • FR937691A - Method for generating or influencing an alternating current : en fr
  • US2447740A - Tire repair clamp : en
  • US2447678A - Door check : en
  • US2447849A - Magnetometer : en
  • US2447636A - Pump : en
  • US2447806A - Cam operated circuit breaker : en
  • CA450750A - Method of recovering zinc : en fr
  • USD150679S - Design for a backing table : en
  • FR937844A - Dental prosthesis tower : en fr
  • US2447595A - Sampler for gas-liquid mixtures : en
  • AU129775B2 - Signal-translating system : en
  • AU1687747A - An improved roofing tile : en
  • CA16415S - Pail : en
  • FR937621A - Low shrinkage agglomerates, processing methods and works obtained : en fr
  • FR937799A - Improvements to electrically operated counting machines : en fr
  • GB606879A - Improvements in or relating to plasticising apparatus for the moulding of plastics : en
  • DK67463C - Electron beam tubes with cylindrical, telescopically interlocking electrodes. : da en
  • FR937704A - Improvements to measuring instruments, relays and other similar devices : en fr
  • GB606936A - Improvements in and relating to moulding polyvinyl chloride pastes : en
  • US2447574A - Safety cranking means for hand wheels of machine spindles and the like : en
  • US2447870A - Drinking container and jar closure fitting : en
  • FR937604A - Packaging for safety razor blades : en fr
  • GB607160A - A radio frequency inductor : en
  • GB606975A - Improvements in tubular, natural circulation steam generators : en
  • US2447780A - Potentiometer assembly : en
  • US2447534A - Metal rectifier : en
  • US2447681A - Process of stiffening shoe parts : en
  • US2447512A - Heel attaching : en
  • US2447754A - Manufacturing and filling of essence containing packages for brewing beverages : en
  • GB606971A - Improvements in means for pulsing vacuum tube oscillators : en
  • GB606934A - Improvements in drag-line excavators : en
  • US2447717A - Fluorination of organic compounds : en
  • GB607120A - Improvements in or relating to variable-speed power transmission mechanisms : en
  • FR937831A - Spark plug for low voltage : en fr
  • GB607002A - Improvements in or relating to apparatus for testing the ends of cigarettes and sorting the cigarettes accordingly : en
  • GB607036A - Improvements in and relating to centrifugal pumps : en
  • US2447768A - Microwave antenna : en
  • FR937702A - Roll-off brake, especially for heavy vehicles : en fr
  • GB607061A - Improvements in sewing machines : en
  • DK67454C - Clothespin. : da en
  • GB607166A - Improvements in or relating to screw drivers : en
  • GB607313A - Improvements in and relating to radial davits : en
  • US2447921A - Parachute shroud link : en
  • IE18130L - Contact lenses : en
  • GB606995A - Improvements in or relating to electrically driven vehicles : en
  • GB607308A - Driving belts for grooved pulleys : en
  • FR937635A - Apparatus for measuring the power developed by any generator of mechanical energy, in particular a hydraulic brake : en fr
  • FR937636A - Soap Protector-Saver : en fr
  • GB607206A - Improvements in liquid dispensing apparatus : en
  • GB607175A - Improvements in hair curlers : en
  • AU145624B2 - Overvoltage protection arrangements for telecommunication systems : en
  • US2447517A - Electrical analyzer for 45 u deg. strain rosette data : en
  • US2447876A - Aqueous dispersions of butadiene polymers and treatment of wool therewith : en
  • GB606968A - Earth inductor compass : en
  • GB607001A - Improvements in artificial limbs : en
  • FR937728A - Rangefinder whose eyepieces remain fixed when pointing in elevation : en fr
  • FR937829A - Improvements to warp knitting machines : en fr
  • US2447614A - Clothes pole : en
  • US2447725A - Method of making silicate plastics : en
  • US2447932A - Centerimeter : en
  • US2447798A - Clock control mechanism : en
  • US2447521A - Apparatus for decorating articles : en
  • US2447831A - Evaporated and deposited birefringent film comprising aromatic compound, the molecules of which contain planar groupings : en
  • USD150701S - Design for a bracelet or similar article : en
  • GB607295A - Improvements in or relating to conveyor chain : en
  • GB607032A - A new or improved double-acting valve : en
  • FR937641A - Particularly cylindrical rod assembly allowing multiple movements : en fr
  • GB607194A - Improvements in and relating to electric motor control systems : en
  • US2447728A - Radio direction and range indicator : en
  • GB607127A - A new or improved hydraulic system for unloading large capacity pumps : en
  • GB607102A - Improvements relating to agitating apparatus : en
  • GB607126A - Improvements in and relating to pulse generators employing thermionic valves : en
  • FR937707A - Dismountable vitrified metal table : en fr
  • GB607272A - Improved child's clock for instructional or amusement purposes : en
  • GB606919A - Improvements in or relating to agricultural implements : en
  • FR937837A - Electric rectifiers : en fr
  • FR937610A - Method and apparatus for removing and transporting ash and the like from fireplaces : en fr
  • GB606913A - Improvements relating to cathode ray tube circuits : en
  • FR937623A - insulating construction element : en fr
  • FR937771A - Improvements to beauty accessories : en fr
  • GB607187A - Instrument capable of ascertaining the angle of an inclined surface and the length of such surface and for delineating angles : en
  • GB607285A - Improvements in or relating to extrusion of metals : en
  • US2447570A - Bellows clamp : en
  • GB607011A - Improvements in grain separators : en
  • FR937792A - Method of using electric tractors and apparatus for carrying out the method : en fr
  • GB607095A - "electric selector switches" : en
  • GB607159A - Improvements in or relating to radio aerials for aircraft : en
  • GB606922A - Improvements in or relating to door construction : en
  • US2447656A - Compressed gas-operated circuit interrupter with position indicator : en
  • DK67465C - Apparatus for Converting DC to AC or vice versa. : da en
  • GB607051A - Improvements in fittings for tubular electric discharge lamps : en
  • DK67483C - Axle suspension for Motor Vehicles. : da en
  • US2447753A - Hermetically sealed switchboard : en
  • AU144348B2 - Improvements in or relating to cavity resonators and circuitarrangements ofthe kind comprising sucha cavity resonator : en
  • US2447488A - Single-phase motor control : en
  • GB607181A - Electric lamps : en
  • GB607048A - Improvements in valve grinding tools : en
  • FR937713A - Improvement in the production of processed cheeses : en fr
  • US2447696A - Combustion gas and steam turbine arrangement : en
  • US2447750A - Derivative of the adduct of levopimaric acid and maleic anhydride and method of preparation thereof : en
  • USD150732S - Design fob a kiddie cab : en
  • FR937731A - Gas collection device for open electrolysis furnaces : en fr
  • GB607075A - Improved insulation stripper : en
  • GB607167A - Improvements in or relating to annealing covers : en
  • FR937840A - Further development of elastic support devices for the blank holder in stamping presses : en fr
  • USD150742S - Design for a fence post top member : en
  • FR937603A - Method for the protection of sliding bearings : en fr
  • GB607026A - Improvements in or relating to articulated toys : en
  • GB607156A - Improvements in or relating to toy-or miniature vehicles : en
  • US2447902A - Fuel control for hot-air heaters : en
  • US2447514A - Method of dissolving cellulose in ammoniacal copper compounds : en
  • USD150729S - Design fob a shoe : en
  • GB606958A - Improvements in or relating to resistance weld control method and apparatus : en
  • US2447565A - Production of aldehydes by a halogen-hydrogen exchange reaction : en
  • CA450701A - Washing apparatus having water softening mechanism controlled therewith : en fr
  • GB607289A - Improvements in processes for producing substituted acridines : en
  • FR937751A - Advanced Umbrella Holder : en fr
  • FR937784A - Adjustable ring gauge : en fr
  • CA450672A - Method of and apparatus for extruding stepped shapes : en fr
  • FR937805A - Method and apparatus for dispensing insecticides, fungicides, repellents, hormones and other substances : en fr
  • AU2215148A - Improvements in and relating tothe heat treatment of metal strip or wire : en
  • CA450778A - Doll-head bearing : en fr
  • AU143487B2 - Improvements in and relating to drills : en
  • GB607076A - Improvements in and relating to machines for de-airing plastic materials : en
  • AU134487B2 - Improvements in radio direction finding : en
  • USD150688S - Design fob a gas cookstove : en
  • FR937622A - prefabricated building element : en fr
  • FR937711A - Architectural building game : en fr
  • GB606895A - Improvements in apparatus for detecting and indicating a change of colour in liquids : en
  • GB607065A - Improvements in or relating to press guards : en
  • CA450710A - Construction of composite metal article : en fr
  • AU2206648A - Corn popping machines : en
  • FR937779A - Generator excitation control systems : en fr
  • US2447603A - Shoe : en
  • US2447988A - Ampoule neck cutter : en
  • US2447589A - Rivet stem puller and cutter : en
  • US2447674A - Circuit interrupter : en
  • CA450726A - Negative feedback amplifier : en fr
  • US2448001A - Lighting fixture : en
  • US2447543A - Ultra high frequency modulator : en
  • US2447907A - Ironing-board attachment : en
  • CA450747A - Electronic indicator system : en fr
  • GB607232A - An improved toy or game apparatus : en
  • GB607145A - Improvements in or relating to shoe-trees : en
  • GB607207A - Ceramic articles such as artificial teeth and material and method for colouring or shading the same : en
  • GB607099A - Improvements in electric dry batteries : en
  • GB607301A - Improvements in heat exchangers : en
  • US2447948A - Article infeed mechanism for wrapping machines : en
  • US2447792A - Birefringent solid film of evaporated and deposited isophthalic acid : en
  • US2447723A - Thermostatic air circulation control : en
  • USD150702S - Earring or similar article : en
  • GB607014A - Improvements in and relating to cathode ray tube time-base circuits : en
  • GB607307A - Improvements relating to domestic water heaters : en
  • GB606956A - Improvements in photographic cameras : en
  • GB607258A - The manufacture of substituted benzhydryl ethers : en
  • US2447580A - Device for testing electric irons : en
  • US2447864A - Pivot mounting for looms and the like : en
  • US2448002A - Method of making prolamines : en
  • USD150728S - Design foe a gas cookstove : en
  • DK67461C - Method of Manufacturing Resistance Elements. : da en
  • CA450646A - Warping or beaming machine : en fr
  • FR937664A - Knitting machine for making tubular cord : en fr
  • FR937703A - Vitreous material interposed between a glass bath and the electrodes which serve for the transmission of the electric current for the heating of this bath by the Joule effect and the process resulting from its use : en fr
  • GB607035A - Improvements in textile fibres or yarns of glass and textile materials formed therefrom : en
  • FR937678A - lifting and tilting construction element : en fr
  • FR937819A - Current transport for model railway tracks : en fr
  • US2447682A - Chuck : en
  • GB607152A - Improvements in electric fires : en
  • GB607202A - Improvements relating to liquid level indicators : en
  • AU144420B2 - Corn popping machines : en
  • USD150745S - Design fob a luminaire : en
  • GB607153A - Improvements in pneumatically operated screw vices : en
  • GB607260A - Improvements connected with folding perambulators or like carriages : en
  • FR937715A - Improvements to wheel trims for vehicles : en fr
  • GB607192A - Reflection reducing coatings for glass surfaces : en
  • GB607016A - Improvements in street bollards : en