• US2329845A - Liquid discharge system : en
  • US2329917A - Dispensing device : en
  • US2329719A - Concrete tank : en
  • CA415261A - Wheeled toy : en fr
  • GB556096A - Improvements relating to valves : en
  • US2330014A - Drain : en
  • US2329723A - Aerial delivery container : en
  • US2329900A - Air separator : en
  • US2329739A - Process of making pile fabrics : en
  • DE739408C - Gear pump : de en
  • FR885616A - Cathode beam explorer : en fr
  • CA415312A - Piston ring assembly : en fr
  • FR885789A - Device for continuous production and spinning of polyamides : en fr
  • FR885581A - Porous insulating parts : en fr
  • FR885770A - Method and apparatus for crushing or defibrating materials such as peat : en fr
  • US2330090A - Treatment of hydrocarbon oils : en
  • CA415302A - Animal and vegetable oil deodorization : en fr
  • FR885796A - parallel ball vice : en fr
  • GB556190A - A non-extensible inflatable bag : en
  • CA415325A - Acoustical assembly : en fr
  • FR885619A - Improvements in the production of soft cheeses : en fr
  • DE738974C - Wetting agents, detergents, cleaning agents and dispersants : de en
  • FR885699A - : fr
  • AU668042A - Vacuum tube amplifying apparatus : en
  • CA415251A - Hydrocarbon cracking apparatus : en fr
  • GB556196A - Improved means for launching lifeboats and other boats from a ship at sea : en
  • FR885771A - Reverse flame gasifier to produce combustible gases with solid fuels : en fr
  • GB556159A - Improvements in or relating to geneva or maltese cross mechanism : en
  • US2329974A - Clip and clip board : en
  • GB556082A - Improvements in apparatus for washing, cleaning and purifying gases : en
  • USD136392S - Design for a metal bracket clothes hanger : en
  • US2329711A - Apparatus for spraying fluids : en
  • US2329833A - Hand tool with adjustable blade : en
  • GB556211A - Improvements in or relating to devices of the kind comprising a discharge tube in which the electrons are concentrated in a beam and traverse a velocity control space : en
  • GB556237A - An arrangement for cooling liquid masses, particularly chocolate masses : en
  • US2330022A - Method of constructing welded metal water-going vessels : en
  • US2330141A - Casket handle : en
  • USD136384S - Design for a brooch or similar article : en
  • FR885582A - Particularly bulky and absorbent fibrous products, in particular paper and fiber webs : en fr
  • DE739383C - Thickening of the electrolyte of dry elements : de en
  • US2329759A - Commutation means : en
  • AU117479B2 - Improvements in hoisting apparatus suitable for stacking hay and like material : en
  • AU664142A - Glass-to-metal seals : en
  • CA415307A - Coupon feeder : en fr
  • US2329927A - Method of and composition for treating cigarettes, cigarette paper, and tobacco : en
  • DE739346C - Self depositors for threshing machines : de en
  • DE739402C - TURBOMECHANICAL TORQUE CONVERTER : de en
  • GB556204A - Improvements in carburation for internal combustion engines by the supply of steam to the carburetters : en
  • US2330098A - Hydrogenating catalyst : en
  • DE739272C - Device for cleaning Altoel : de en
  • GB556094A - Improved method of covering electrical components such as condensers with an insulating coating : en
  • GB556077A - Improvements in boot heels and tips : en
  • GB556231A - Attenuation equalizer : en
  • US2329872A - Cutting-off tool : en
  • FR885592A - Method for protecting interior surfaces of gas tanks against rust : en fr
  • FR885658A - Balancing device for pumps : en fr
  • FR885762A - High voltage insulator resistant to the influence of soiling for transport of low frequency forces : en fr
  • GB556168A - Improvements in and relating to apparatus for use in the hydrogenation of oils : en
  • FR885602A - Metal plate with cut out and arched tips for shoe soles and other applications : en fr
  • DE739405C - Process for joining plates and sheets made of aluminum or aluminum alloys with those made of other aluminum alloys : de en
  • FR885594A - Improvements made to gasifier installations, in particular those intended to supply vehicle engines : en fr
  • DE739312C - Mobile submersible pump unit : de en
  • FR885642A - Starting and idling device for internal combustion engines : en fr
  • FR885656A - Electric battery with interchangeable elements for flashlights, torches, electric lanterns and all similar applications : en fr
  • CA415308A - Locking chain link : en fr
  • US2329716A - Adapter closure assembly : en
  • US2330040A - Fluid pressure system : en
  • US2330144A - Apparatus for treating wells : en
  • DE739449C - Centrifugal mold : de en
  • US2330031A - Sputum cup : en
  • US2330071A - Treatment of hydrocarbons : en
  • US2329743A - Locking device for clutch control mechanisms : en
  • US2329892A - Nonrefillable bottle : en
  • FR885600A - Impeller for flow circuits : en fr
  • FR885675A - Folding packing box made entirely of wood without nails or fittings : en fr
  • FR885786A - Electric garden equipment usable as a portable motor : en fr
  • DE739307C - Device for maintaining the oil level of load switches of step transformers that are at high voltage potential and arranged on bushing insulators : de en
  • DE739371C - Disengageable claw coupling : de en
  • GB556101A - Improvements in the separation of solid from liquids : en
  • DE739434C - Lift gate for locks : de en
  • GB556203A - Ball joint : en
  • FR885700A - Device for measuring distances using the echo method : en fr
  • GB556136A - Improvements in or relating to gas cookers : en
  • GB556192A - Improvements relating to telephone systems : en
  • US2329906A - Triangulated framework : en
  • US2329828A - Gauge testing apparatus : en
  • FR885768A - Pencil sheath : en fr
  • GB556097A - Improvements relating to bomb and like carriers for aircraft : en
  • FR885753A - Process for the manufacture of fabrics, knitted fabrics, knits, or other fibrous materials from artificial fibers : en fr
  • FR885566A - Process for producing mineral tanned and loaded leather : en fr
  • FR885745A - Outboard engine, internal combustion, for watercraft : en fr
  • US2329897A - Substage lamp : en
  • US2329973A - angold : en
  • US2329859A - Brake actuating mechanism : en
  • US2330069A - Process for making finished motor fuel : en
  • FR885590A - Mayonnaise Mill with Hand Oil Flow Regulator : en fr
  • FR885569A - Double-walled construction plate : en fr
  • FR885740A - Textile spool of synthetic material, especially for automatic looms : en fr
  • US2329699A - Process for breaking petroleum emulsions : en
  • US2330080A - Stake plant marker : en
  • DE739381C - Method and device for the production of barbed wire : de en
  • US2329737A - Chalk and chalk dust collection receptacle : en
  • US2329773A - Vibrating screen : en
  • FR885651A - Trigger mechanism for automatic firearms : en fr
  • DE739331C - Positioning device for the electrodes of electric ovens : de en
  • DE738647C - Multiplication machine with a machine game monitoring and position shifting device : de en
  • US2329918A - Cutter : en
  • US2329996A - Fountain pen : en
  • US2329972A - Ship salvaging apparatus : en
  • DE739432C - Electric stun device for slaughter animals : de en
  • DE739458C - Pistons for internal combustion engines : de en
  • US2329746A - Refrigerating apparatus : en
  • US2330121A - Motor cooling system : en
  • US2329816A - Process of recovering tin : en
  • CA415354A - Board splice : en fr
  • DE739358C - Device for attaching immersion bells for stills : de en
  • US2329782A - Annunciator : en
  • CA415267A - Seat construction : en fr
  • CA415259A - Fork : en fr
  • AU117500B2 - Improvements relating tothe manufacture of glassware : en
  • AU670642A - Removable tread block : en
  • US2329754A - Refrigerating apparatus : en
  • DE739362C - Method for determining changeable distances of reflecting surfaces : de en
  • DE739391C - Scaffolding for engine assembly for aircraft : de en
  • DE739353C - Circulation pump with side drag channel : de en
  • CA415277A - Screw heading machine : en fr
  • US2329790A - Illuminated fishing lure and lighting unit therefor : en
  • USD136393S - Design fok a game board : en
  • US2329903A - Constant velocity universal joint : en
  • FR885715A - Process for producing molded synthetic resin objects : en fr
  • GB556110A - An improved furnace : en
  • US2329829A - Engine mounting : en
  • FR885781A - Water gas generator control device for alternately reverse operation : en fr
  • GB556087A - Link bracelet : en
  • US2329692A - Safety razor and blade : en
  • US2329979A - Preparation of tetra-carboxylic di-anhydrides : en
  • GB556229A - Improvements in or relating to the production of springs particularly for lock nuts : en
  • FR885759A - Tracked vehicle guided in roller tracks : en fr
  • DK61336C - Hanger-shaped spring clip for luggage carriers. : da en
  • US2330139A - Ear corn crushing machine : en
  • GB556135A - Improvements in means for preventing fire or explosion in connection with the motors of electrically propelled vehicles : en
  • GB556079A - Improvements relating to multi-channel electrical communication systems : en
  • US2329850A - Pipe tong : en
  • US2329925A - Recharging system for rapid-firing guns : en
  • FR885556A - Method for the electro-optical exploration of oscillation recordings : en fr
  • US2329786A - Loose-leaf folder : en
  • US2329936A - Method of determining the maturity of corn : en
  • FR885689A - Process for manufacturing tapered profiled metal bars in extrusion presses : en fr
  • US2329853A - Oven flue deflector for gas ranges : en
  • GB556119A - Improvements in or relating to ampoule and like files of abrasive material : en
  • US2329804A - Cutter for producing gears : en
  • US2329815A - Adjustable shelving : en
  • USD136379S - Design for an eye shield : en
  • FR885694A - Process for the preparation of polyamides : en fr
  • FR885780A - Water gas generator : en fr
  • DE739268C - Tube distillation furnace : de en
  • CA415249A - Fishing reel device : en fr
  • GB556197A - A process for the manufacture of metal agglomerates and articles made therefrom : en
  • US2329988A - Coin lock : en
  • US2330129A - Refractory material : en
  • US2329732A - Signaling deviation detector : en
  • US2329720A - Lapping tool : en
  • DE739366C - Knitted fabrics consisting of two layers of fabric that are independent of one another and are connected to one another by a binding thread : de en
  • FR885661A - Process for the preparation of sulfoxides and halohalogenated aliphatic sulfonic acids by derivatization : en fr
  • GB556215A - Improvements in withdrawable electric switchgear structures : en
  • FR885620A - Transition setup from a symmetrical high frequency setup to an asymmetric setup : en fr
  • GB556105A - Improvements in or relating to cooling devices for turbine rotors : en
  • US2329748A - Carburetor metering control : en
  • US2329965A - Side wall seal for floating tank roofs : en
  • DE710853C - Automatic brake linkage adjuster : de en
  • DE739103C - Billing machine controlled by punch cards : de en
  • FR885718A - Sophisticated power outlet : en fr
  • GR10153B - VEHICLE REFRIGERATOR OF LARGE CAPACITY. : el en
  • FR885623A - Process for the continuous drawing of bundles of endless artificial yarns particularly applicable to yarns obtained by means of viscose : en fr
  • DE739364C - Process for the production of capacitors, especially for high frequency : de en
  • US2330140A - Process of recovering sterolic material : en
  • GB556186A - Improvements in or relating to the manufacture of felted fabrics : en
  • US2329777A - Electron discharge device : en
  • FR885725A - Gas pressure operated magazine, for firearms : en fr
  • GB556219A - Improvements in or relating to sawing machines : en
  • US2329736A - Torpedo : en
  • USD136376S - Design for a dental tool unit : en
  • GB556221A - Improvements in carbon pile resistance regulating systems for dynamo electric machines : en
  • US2330063A - Electrical regulator system : en
  • US2330122A - Heating apparatus : en
  • CA415292A - Metal container : en fr
  • FR885579A - Device for the rational distribution of creamy hair care products or hair dyes. system suitable for all combs : en fr
  • FR885731A - Installation for the transmission of messages by alternate conversation traffic in loudspeaker : en fr
  • FR885784A - Process for operating catalysis furnaces for the hydrogenation of carbon monoxide with formation of hydrocarbons and the like : en fr
  • GB556115A - Improvements in or relating to methods of conforming stitchdown shoe uppers to lastsor to machines adapted for use therein : en
  • CA415288A - Directional radio transmitting and receiving system : en fr
  • FR885598A - Insulation for electrical devices : en fr
  • GB556195A - Improvements in or relating to apparatus for calibrating or checking pressure gauges and like instruments : en
  • FR885679A - Detachable blade saw : en fr
  • GB556169A - Improvements in or relating to apparatus for heating gas streams : en
  • GB556187A - Improvements in or relating to the production or extraction of gelatin from animal skins : en
  • US2330146A - Bridge construction : en
  • DE739356C - Tiltable, pull-operated siphon flush valve for toilet flush boxes : de en
  • FR885578A - Broom made of <chamaerops excelsa> coated fibers : en fr
  • DE739388C - Electric discharge tubes whose vessel wall consists at least partially of fluorescent glass : de en
  • DE738816C - Process for the preparation of esters : de en
  • FR885649A - cation exchangers : en fr
  • US2330046A - Closure cap for bottles, jars, and other receptacles : en
  • US2330160A - Automatic clutch : en
  • GB556153A - Improvements in and relating to electroseparators : en
  • GB556075A - Improvements in training devices for conveyor belts : en
  • US2330136A - Engine starting mechanism : en
  • US2330182A - Vehicle body : en
  • DK61331C - Cast Hulsten for Building Use. : da en
  • US2330151A - Distributing valve : en
  • FR885631A - Remote control mechanism : en fr
  • FR885706A - Process for obtaining lye of soda and sulfur, in particular sulfuric acid, from sodium sulfate : en fr
  • FR885627A - Pressure reducing device for compressed gases : en fr
  • FR885686A - Process for the preparation of neutral phosphoric ethers-salts of aliphatic alcohols : en fr
  • US2330156A - Toolholder for machine tool turrets : en
  • IE17341L - Ground-marking machines. : en
  • CA415276A - Insecticide : en fr
  • US2329954A - Filling machine : en
  • US2330065A - Fin construction : en
  • AU712342A - Improvements in or relating to electrical' condensers : en
  • US2329919A - Code indexing system and apparatus : en
  • CA415290A - Food sterilization : en fr
  • US2329778A - Electron discharge device : en
  • FR885571A - Friction speed multiplier : en fr
  • FR885668A - Hydraulic control device for automatic gates and similar applications : en fr
  • FR885783A - Centrifugal governor, in particular for aerial propellers with adjustable pitch hydraulically or electrically controlled : en fr
  • US2330006A - Hydraulically operated garage door : en
  • CA415326A - Well screen : en fr
  • FR885732A - evaporator for diffusion refrigeration machines : en fr
  • CA415313A - Piston ring : en fr
  • US2329823A - Steerable caster type tail wheel : en
  • USD136383S - Design fob a box : en
  • US2330032A - Electron discharge device : en
  • US2330134A - Reproducing apparatus : en
  • DE739450C - Process for producing very thin glass films : de en
  • US2330036A - Coin controlled movie-sound machine : en
  • US2329869A - Fastener : en
  • US2329956A - Pipe fitting : en
  • CA415341A - Candle unit : en fr
  • AU663042A - Improvements in hoisting apparatus suitable for stacking hay and like material : en
  • CA415367A - Electron discharge device : en fr
  • CA415262A - Control rod quick release : en fr
  • CA415297A - Electrical heating unit and pad : en fr
  • US2329880A - Electrical contact plug : en
  • US2329962A - Airfoil construction : en
  • US2329831A - Scraper blade : en
  • US2329764A - Relay circuit : en
  • CA415281A - Measuring apparatus : en fr
  • CA415304A - Conveying apparatus : en fr
  • DE739421C - Crossing arrangement for low-frequency phantom-operated overhead lines, the trunk lines of which are used for carrier frequency operation : de en
  • CA415298A - Electrically heated garment : en fr
  • CA415257A - Branding iron : en fr
  • FR885776A - Electron tube with control electrode : en fr
  • AU117498B2 - Removable tread block : en
  • US2330168A - Hobbing machine : en
  • US2330029A - Sputum cup : en
  • US2330094A - Solid-fuel heating device : en
  • FR885555A - Shutter, especially for cameras : en fr
  • CA415318A - Fat and oil processing : en fr
  • CA415324A - Hosiery article : en fr
  • CA415321A - Time recorder : en fr
  • FR885791A - Wall thickness tester for tubular molded parts : en fr
  • US2329873A - Vial length sorting machine : en
  • US2330117A - Dispensing box : en
  • DE739177C - Process for the preparation of an organic soil improver : de en
  • DE739385C - Arrangement for the automatic monitoring of the earth protection line on preferably portable electrical machines, devices and apparatus : de en
  • FR885773A - Auxiliary device for firing spark plug insulators : en fr
  • US2329690A - Negative positioner for enlarging printers : en
  • US2330166A - Xylophone : en
  • AU117480B2 - Cathode alloys : en
  • DE739395C - Butter maker : de en
  • US2329952A - Lawn mower : en
  • FR885696A - Wire, small section and sheet metal finishing train : en fr
  • GB556118A - Improvements in and relating to electric control systems for the transmission of electric energy to a load circuit through capacitance storage apparatus : en
  • CA415256A - Vegetable fabric production : en fr
  • CA415314A - Fender and shield : en fr
  • US2330120A - Spring device : en
  • USD136380S - Design for a vacuum tube : en
  • US2330172A - Color television : en
  • FR885746A - Folding trunk lid support, especially for automobiles : en fr
  • FR885755A - Surface mounted electrical machines : en fr
  • GB556158A - Combined fluid motor and slack adjuster : en
  • US2329849A - Staple bender : en
  • CA415375A - Tilting road scraper : en fr
  • US2329796A - Rubber covered roll and method of making same : en
  • US2329945A - Locking assembly for automobile wheels and parts thereof : en
  • US2329953A - Compressed air cooler : en
  • DE739351C - Gear transmission : de en
  • US2329941A - Ship with convertible platform : en
  • US2330083A - Retractable drill bit : en
  • US2329888A - Electrical ignition system for gaseous fuel burners : en
  • US2330051A - Method for the prevention of corrosion : en
  • GB556174A - Improvements in or relating to handles for flat-tanged implements : en
  • US2329841A - Temperature measuring instrument : en
  • US2330039A - Coupling : en
  • US2330048A - Dewaxing with solvent : en
  • US2329870A - Fastener : en
  • FR885713A - Process for producing plated parts subject to vibratory forces, in particular bearings : en fr
  • CA415268A - Extensible ladder : en fr
  • FR885653A - Overhead electric cable, especially in steel and aluminum : en fr
  • FR885588A - Device for measuring the height of objects and plotting : en fr
  • US2329852A - Adhesive composition : en
  • US2329865A - Latching pan for tanks : en
  • US2329951A - Machine for casting metal under pressure : en
  • US2330019A - Nursing bottle : en
  • FR885779A - Bed with heating and electric ventilation with filtered air : en fr
  • US2330099A - Tap : en
  • FR885607A - Headstock machine for working metal, wood, etc. : en fr
  • GB556076A - Cooling system for internal combustion engines : en
  • DE738960C - Firing trolley for tunnel ovens : de en
  • US2329863A - Refrigeration : en
  • FR885733A - Process for improving colorants containing chromium : en fr
  • US2329707A - Metal organophosphates and method of preparing the same : en
  • DE739279C - Process for the production of highly condensed polyamides from amino acids : de en
  • US2329706A - Cellulose esters : en
  • US2329820A - Self-adjusting three-stage control : en
  • USD136378S - Design for an eye shield : en
  • US2329792A - Electron discharge device circuit : en
  • US2329772A - Baking pan : en
  • FR885677A - Gas lighter : en fr
  • FR885749A - Improvements to ovens for incinerating spoiled meat, slaughterhouse waste, steric material and the like : en fr
  • DE739390C - Manufacture of a glowing red aluminum nitride-manganese luminophore : de en
  • DE739409C - Device for destroying locking wires attached to an aircraft : de en
  • FR885652A - Photographic telephoto lens : en fr
  • CA415266A - Rear quarter window operator : en fr
  • AU672842A - Improved plug socket for sheetmetal containers : en
  • FR885721A - Glued optical filters : en fr
  • GB556090A - Degasification and clarification of liquid dispersions : en
  • USD136385S - Design for a coverall apron : en
  • US2329875A - Mining machine : en
  • GB556193A - Improvements in or relating to fence alarm systems : en
  • US2329700A - Process for breaking petroleum emulsions : en
  • US2329708A - Push rake : en
  • US2330066A - Fuel supply system : en
  • FR885737A - Process for the preparation of cellulose from materials which contain it and are poorly lignified or not : en fr
  • FR885719A - Installation for distance measurement using a cathode ray tube : en fr
  • GB556199A - Improvements relating to gauges : en
  • US2330157A - Wire line core barrel : en
  • FR885726A - Coated post for artificial teeth : en fr
  • FR885678A - Improvements to fishing rods, especially rods for sport fishing : en fr
  • FR885575A - Improvements to glass containers or jars for preserves : en fr
  • DE739452C - Reel for mowing machines : de en
  • US2330175A - Refrigeration apparatus for air conditioning systems : en
  • USD136374S - Display device or similar article : en
  • FR885615A - Process for controlling a gas or gas mixture, installation and apparatus for carrying out this process : en fr
  • GB556148A - Improvements in or relating to liquid damped telescopic shock absorbers : en
  • US2329729A - Portable cutting tool : en
  • US2330003A - Machine for treating plants in rows with insecticide : en
  • DE739417C - Laundry detergents containing powdered per-compounds : de en
  • FR885797A - Dry filtered wood gasifier installation : en fr
  • AU117481B2 - Vacuum tube amplifying apparatus : en
  • GB556139A - A combined footrest and container for shoe-cleaning equipment : en
  • CA415336A - Scouring device : en fr
  • FR885682A - Advanced horizontal milling machine : en fr
  • DE739436C - Device for measuring the tension of strip-shaped rolled material : de en
  • US2329761A - Vehicle brake control system : en
  • US2329751A - Wear resistant bearing assembly : en
  • CA415359A - Carbonized steel strip production : en fr
  • AU117483B2 - Improvements in control systems for regulating the coordinated filling and emptying of vessels : en
  • CA415263A - Superheater : en fr
  • US2329691A - Lockstitch sewing machine : en
  • US2330007A - Self-labeling visibly indexed jacket file : en
  • CA415345A - Signalling system : en fr
  • DE739404C - Pusher and planer device in which the steel swings at the end of a straight movement : de en
  • CA415271A - Fluid device : en fr
  • CA415376A - Fluid pressure line coupling : en fr
  • DK61324C - Voice Viewer for Radio Receivers. : da en
  • DE739456C - Device for separating the peel of meat for field and garden crops or pretreated products of this type : de en
  • CA415377A - Friction bolster spring : en fr
  • FR885596A - Recuperator, especially for hot gas engine : en fr
  • CA415368A - Electron discharge device : en fr
  • GB556093A - Improvements in radio antennae : en
  • US2330133A - Wheel : en
  • CA415366A - Electric relay : en fr
  • US2329907A - Refractor : en
  • FR885585A - Quenching process : en fr
  • FR885739A - Process for the preparation of carboxylic acid anhydrides and their separation from the reaction mixture : en fr
  • FR885774A - Cleaning process and detergent used : en fr
  • DE739416C - Process to improve the processing possibilities of thixotropic ceramic bodies : de en
  • FR885591A - Process for obtaining zinc and other distillable metals : en fr
  • US2329943A - Means for securing cables to hoist drums : en
  • GB556095A - Improved insulating envelope particularly for electric condensers and method for making the same : en
  • FR885669A - Method and device for polishing the eye of needles using a wire loaded with abrasive : en fr
  • GB556205A - Improved means for controlling the supply of fuel to internal combustion engines : en
  • CA415380A - Acid-proof mortar : en fr
  • US2330023A - Tool : en
  • GB556165A - Improvements in or relating to power saws : en
  • FR885788A - Small magneto-electric machine : en fr
  • US2329814A - Aircraft : en
  • FR885710A - Manufacturing process for metal objects : en fr
  • FR885557A - Feedback receiver for very high frequency oscillations : en fr
  • US2329987A - Strainer device for liquids : en
  • US2329765A - Low temperature storage tank : en
  • US2330111A - Casting magnesium : en
  • FR885568A - Mandrel for drawing : en fr
  • FR885647A - Machine for processing strip materials : en fr
  • DK61325C - Shut-off valve for electric accumulators, in particular alkaline accumulators. : da en
  • US2330012A - Mixer and strainer : en
  • US2330045A - Envelope : en
  • US2329753A - Refrigerating apparatus : en
  • DE739414C - Process for the production of latticework for aircraft : de en
  • US2329827A - Adapter for testing machines : en
  • US2329809A - Dyes of the anthraquinone acid wool dyestuff series : en
  • US2329984A - Feeding mechanism : en
  • USD136368S - Design for a doll or similar article : en
  • CA415254A - Telepicture receiver stylus mounting : en fr
  • DE738922C - Process for the preparation of oxy-di- and tricarboxylic acid esters : de en
  • CA415329A - Concrete mixture consistency determining method : en fr
  • GB556151A - Improvements in valves : en
  • GB556172A - Method and means for joining hollow bodies : en
  • DE739303C - Process for the production of electrical insulating materials or impregnating agents for electrical insulating materials which contain diphenyl as a base material : de en
  • FR885758A - Preparation of condensation products : en fr
  • DE739396C - Process for generating mist, smoke and other air loads : de en
  • US2329835A - Balancing machine with fixed journals : en
  • FR885787A - Sidecar for motorcycles : en fr
  • DE739370C - Oil return conveyor system with two circulation pumps in the motor housing, especially for aircraft gates : de en
  • FR885750A - Improvements made to household waste incineration ovens : en fr
  • GB556156A - Manufacture of substituted pyrroles : en
  • FR885792A - Gasket for thruster rotors : en fr
  • US2329834A - Treatment of hydrocarbons : en
  • FR885560A - Process for manufacturing artificial threads, films, etc. from viscose : en fr
  • FR885676A - Improvements in fuel gas mixers and similar devices : en fr
  • GB556113A - Interpolymers of vinyl esters : en
  • GB556134A - Improvements in automatic measuring systems : en
  • CA415269A - Engine oil supply indicating device : en fr
  • DE718879C - Steam-heated shaver : de en
  • US2329740A - Machine for forming heel seats : en
  • DE739453C - Knife presser for the cutting mechanism of mowing machines : de en
  • FR885793A - Trisazo dyes and processes for their preparation : en fr
  • CA415343A - Magazine pencil assembly : en fr
  • CA415333A - Thiobarbituric compound : en fr
  • CA415355A - Phonographic apparatus : en fr
  • GB556218A - Improvements in or relating to the indirect lighting of buildings through the roofs and walls thereof : en
  • US2329698A - Preparation of manganese alloys : en
  • CA415270A - Radio tube socket : en fr
  • US2329745A - Means for protecting bearings of roller bits : en
  • US2329913A - Oil well pump : en
  • CA415334A - Self-indicating soda lime : en fr
  • DE739311C - Aluminum alloy : de en
  • US2329787A - Article handling apparatus : en
  • AU122082B2 - Improvements in inductors adapted tobe used asthe stabilising impedances of discharge devices, andmore especially of low pressure flourescent lamps : en
  • US2330073A - Process of manufacturing gas masks : en
  • US2330093A - Container : en
  • USD136375S - Design fob a trimming : en
  • US2329813A - Heat measuring method and apparatus : en
  • US2330000A - Machine for making and packing cigarettes : en
  • US2330070A - Motor synchronizer : en
  • DE739360C - Adjustable cylinder folding device on rotary printing machines : de en
  • US2329847A - Catalytic reactor : en
  • US2329812A - Electromagnetic inspection with alternating current : en
  • US2329693A - Electric radiator : en
  • AU1056843A - Improvements in inductors adapted tobe used asthe stabilising impedances of discharge devices, andmore especially of low pressure flourescent lamps : en
  • BE452040A - : en fr
  • US2329895A - Windshield wiper mechanism : en
  • CA415374A - Carpet cleaning machine : en fr
  • US2329789A - Apparatus for making heatexchange elements : en
  • GB556157A - Improvements relating to mechanical rectifiers or converters for alternating electric currents : en
  • USD136377S - Micro blood sedimentation apparatus : en
  • AU556942A - Improvements in or relating to shoe-bottom pressing apparatus : en
  • GB556212A - Improvements in feed systems for delivering fluid from a source of supply embodying a plurality of tanks : en
  • AU692842A - Improvements relating to electrical insulators : en
  • US2329741A - Cellulose ether derivatives and process for producing the same : en
  • DE739435C - Glove with piping : de en
  • DE738545C - Device for making barrel staves o. : de en
  • FR885693A - Process for preparing vinyl esters of carbonic acids : en fr
  • GB556108A - Improvement in electroplating apparatus : en
  • FR885551A - Rolling machine for cutting with a torch following oblique cuts : en fr
  • US2330180A - Modifying castor oil : en
  • GB556124A - Improvements relating to hydraulic shock absorbers : en
  • DE739352C - Process for the production of wedge-shaped lubrication grooves in planar sliding surfaces, especially in the sliding surfaces of raceways : de en
  • GB556117A - Improvements in or relating to the manufacture and use of perfumes : en
  • DE739376C - Water tube steam generator : de en
  • DE740380C - Automatically shut-off tube roller with a friction clutch coupling the roller cage and mandrel spindle nut : de en
  • CA415280A - Telemetric system : en fr
  • US2329704A - Ripened cellulose esters : en
  • US2329755A - Refrigerating apparatus : en
  • DE739324C - System for the transmission of acoustic performances through loudspeakers : de en
  • DE739304C - Self-supporting aerial cable : de en
  • FR885723A - Method of automatic adjustment of concentration devices : en fr
  • GB556155A - Improvements relating to the manufacture of cartridge belts : en
  • FR885743A - All-current receiver with supply valve : en fr
  • GB556098A - Improvements in the uniting of metals : en
  • GB556152A - Improvements relating to alternating electric current rectifiers of the selenium type : en
  • USD136381S - Design for a shoe sole ok similar : en
  • AU117502B2 - Improvements in or relating to electrical' condensers : en
  • CA415358A - Electron discharge tube : en fr
  • GB556175A - A method of and means for controlling the steering of moving bodies : en
  • DE739454C - Tape insert : de en
  • DE739313C - Device for airplanes to remove wire obstacles : de en
  • FR885558A - Transformer mounted as an electric filter : en fr
  • FR885671A - Improvements made to appliances and devices allowing the supply of lean gas, wood, charcoal or mineral coal, to stationary or mobile engines : en fr
  • GB556145A - Improvements in or relating to grub screws adapted to be rotated by some form of key : en
  • DE739363C - Tubular wire or tubular wire-like cable with protection against accidental contact : de en
  • US2330081A - Mining machine bit : en
  • US2330155A - Coring apparatus : en
  • FR885622A - Over-current circuit breaker : en fr
  • US2330148A - Concrete step : en
  • US2330079A - Process for isomerizing paraffinic hydrocarbons : en
  • US2330018A - Thermocouple element : en
  • US2330057A - Purification of liquids by distillation : en
  • DE739442C - Arrangement for voltage regulation of electrical alternating or three-phase generators : de en
  • US2329836A - Fire hose : en
  • US2329978A - Engineer's level : en
  • US2329781A - Ore concentrator and amalgamator : en
  • US2329949A - Rheostat device : en
  • US2330033A - Method of preparing methylene malonic esters : en
  • DE739389C - Arrangement for the evaporation of a getter material from a tube to be heated from the outside and opening into the interior of a discharge vessel : de en
  • GB556164A - Improvements in or relating to variable discharge plunger pumps : en
  • US2329805A - Electric cable cutter : en
  • FR885650A - Process for the manufacture of an egg white and whole egg substitute in powder form and of the pastry prepared from this substitute : en fr
  • US2329795A - Manufacture of halogenated hydrocarbons : en
  • FR885570A - Method and device for the continuous transmission of measurements : en fr
  • US2329806A - Refinishing tool for crankpins : en
  • US2329811A - Electromagnetic inspection : en
  • DE739380C - Automatic shut-off tube roller with a friction clutch coupling the roller cage and mandrel spindle nut : de en
  • DE739411C - Direction indicator with electromagnetically moved angle arm that oscillates up and down in the display position : de en
  • FR885643A - Resistance to high calorific inertia and manufacturing process : en fr
  • DE739424C - Surge arrester for high voltages with voltage-dependent resistance : de en
  • FI19741A - Anordning vid orienteringskompasser : en fi
  • DE739425C - Arrangement to improve the voltage error and misangle of voltage transformers : de en
  • DE739372C - Rotatable aircraft launch track : de en
  • FR885763A - Device for controlling engraving machines : en fr
  • DE739305C - Compressed gas switch : de en
  • US2329957A - Fuse : en
  • US2330060A - Safe load indicator for crane hoists : en
  • GB556167A - Improvements in tunable circuits : en
  • US2329931A - Compressor control means : en
  • US2329975A - Weighing apparatus : en
  • US2330050A - Paint pigment composition : en
  • DK61334C - Device at Dairy Plant. : da en
  • US2330076A - Snap coupling, particularly for multipole magnetos : en
  • CA415294A - Container making machine : en fr
  • CA415299A - Electrically heated hose : en fr
  • GB556213A - Improved mouldable compositions : en
  • US2329800A - Portable carrier : en
  • US2329713A - Lens edging device : en
  • US2329928A - Sterilizing medicinal pellets or the like : en
  • US2329946A - Locking assembly for automobile wheels and parts thereof : en
  • DE739329C - Cathode for electron tubes, preferably indirectly heated equipotential cathode which is only covered with highly emissive substances in individual places on its glowing surface, but uncovered in other places : de en
  • FR885794A - Box intended to contain a product in grains or small pieces : en fr
  • DE739054C - Photographic camera with basic rangefinder : de en
  • GB556133A - Improvements in or relating to electric motors for constant current systems : en
  • GB556137A - Improvements in or relating to moving coil sound receivers and transmitters : en
  • US2330103A - Stripping electrodeposited metal sheets : en
  • DE739392C - Separation device for injection molds for the production of objects from thermoformable materials : de en
  • FR885593A - Interchangeable badge ring : en fr
  • GB556181A - An improved linear measuring device : en
  • GB556162A - Improvements in and relating to stoppers for containers : en
  • US2330059A - Couch hinge : en
  • US2329752A - Refrigerating apparatus : en
  • FR885761A - Portable electrical measuring instrument comprising several measuring zones : en fr
  • DE739455C - Tie arm bearing for tie mower : de en
  • FR885572A - Process for waterproofing porous walls : en fr
  • FR885708A - Molding process for building materials or other similar applications : en fr
  • US2329868A - Shutter construction : en
  • US2330170A - Electrolytic polishing of metal : en
  • US2329826A - Elevating screw arrangement for testing machines : en
  • CA415349A - Crankshaft grinding apparatus : en fr
  • FR885711A - Process for drying cellulosic wool by means of hot air : en fr
  • DE739423C - Electrical high-voltage switchgear with longitudinal and cross coupling device for a separable double busbar system with isolating switches and only one circuit breaker : de en
  • FR885565A - Wheel carrier for vehicle : en fr
  • FR885722A - Washing machine for pots or other bulky containers : en fr
  • GB556150A - Improvements in or relating to methods of preparing guanidine and biguanide bases : en
  • GB556217A - Improvements in or relating to roller mills for cereal grain and the like : en
  • FR885584A - Straw baler articulated with combine mowers : en fr
  • FR885595A - Method of using a central station for actuating coupling devices : en fr
  • US2329788A - Valve operating mechanism : en
  • US2329684A - Vehicle headlight control : en
  • DE739357C - Card index with staggered guide cards arranged side by side : de en
  • US2329986A - Welding rod : en
  • DE739322C - Method and device for operating electroacoustic conversion devices with Seignette salt crystal elements : de en
  • DE739337C - Foldable handle bar which is hinged to the base plate of a mobile jack and serves to push the jack under a motor vehicle : de en
  • DE739369C - Wet dressing agent for seeds : de en
  • US2329871A - Screw-thread mechanism, and particularly vehicle steering mechanism : en
  • US2329856A - Battery : en
  • AU117496B2 - Glass-to-metal seals : en
  • AU674342A - Improvements relating tothe manufacture of glassware : en
  • USD136398S - Design for a goggle : en
  • FR885798A - Hand-held device for checking power lines : en fr
  • GB556129A - An improved holder for electric lamps : en
  • US2330004A - Hydraulic brake : en
  • US2329717A - Production of cellulose esters : en
  • FR885736A - Process for dyeing animal fibers, optionally mixed with vegetable fibers or regenerated cellulose : en fr
  • DE739021C - Method and device for regulating and monitoring the course of the process in the biological processing of nutritional solutions for breeding microorganisms : de en
  • US2330101A - Control system : en
  • FR885635A - Device for cold starting of engines powered by heavy fuel : en fr
  • FR885705A - Process for manufacturing plastic masses from vegetable marrow : en fr
  • US2330010A - Cigarette-making machine : en
  • US2330025A - Road brush : en
  • CA415360A - Printing telegraph apparatus : en fr
  • CA415347A - Traffic signalling apparatus : en fr
  • US2329899A - Stocking : en
  • US2330058A - Power transmission chain : en
  • US2329734A - Wringer : en
  • US2329798A - Acetate artificial silk dyestuffs : en
  • US2329799A - Device for the distribution of stock on the wire parts of papermaking machines : en
  • CA415361A - Motor control and phasing : en fr
  • CA415351A - Container and nesting device : en fr
  • US2329744A - Nail and method for its manufacture : en
  • US2329879A - Method and machine for generating saw teeth : en
  • US2329819A - Moccasin type shoe : en
  • US2329785A - Refining wax : en
  • US2330013A - Cotter pin spreader : en
  • US2329763A - Brake control system : en
  • US2329843A - Fluorescent lamp fixture : en
  • US2330173A - Film-ejecting storage cabinet : en
  • US2330171A - Television receiving system : en
  • AU715142A - Improvements in winding and tensioning means for releasable cables and steel tapes, such asare usedfor supporting and releasing bombs on aircraft : en
  • US2329929A - Engine starting mechanism : en
  • USD136396S - Design for a dress : en
  • US2329803A - Inertia controlled shock absorber : en
  • USD136397S - Design for a sewing machine : en
  • US2329687A - Conveyer for bottle cleaning and pasteurizing machines : en
  • US2330127A - Respirator air-line valve : en
  • GB556069A - Improvements in or relating to training means for gunnery, observation and identification purposes : en
  • US2329947A - Blowoff means for locomotive boilers : en
  • CA415379A - Safety valve : en fr
  • DE739440C - Single pole pantograph : de en
  • DE739323C - Capsule for microphones or telephones : de en
  • DK61337C - Drive mechanism for Bicycles and Motorcycles. : da en
  • US2329932A - Tool support : en
  • US2329714A - Production of lubricating oils : en
  • US2329908A - Humidity control : en
  • US2330167A - Thermally insulated hobbing machine : en
  • FR885744A - Alkaline reaction baths for the electrolytic separation of metals : en fr
  • GB556235A - Improvements in or relating to electrical relay devices : en
  • DE739367C - Three-roller take-off mechanism for conveying endless lines of synthetic threads : de en
  • US2330125A - Trailer coupler : en
  • US2330021A - Geochemical prospecting : en
  • USD136388S - Design for a compass : en
  • US2329851A - Welding apparatus : en
  • US2329993A - Stove : en
  • DK61323C - Process for the Preparation of Saturated or Unsaturated 21-Position-Substituted Derivatives of Pregnandione-3,20. : da en
  • DE739415C - Device for automatic display of faults in systems for remote transmission of switch positions or the like. : de en
  • US2329701A - Process for breaking petroleum emulsions : en
  • US2329821A - Pinless hairdressing device : en
  • US2329938A - Process for connecting halves of tubular ducts : en
  • US2329694A - Dedusting process and the product thereof : en
  • DE739406C - Toothed disk mill : de en
  • GB556171A - Improvements in frequency divider networks, particularly for frequency or phase modulation receivers : en
  • CA415265A - Log chipper : en fr
  • US2329742A - Control mechanism : en
  • US2329703A - Process for breaking petroleum emulsions : en
  • US2329950A - Piston packing : en
  • US2330131A - Bobbin or the like : en
  • GB556074A - Electrical generator output regulator : en
  • US2329715A - Signal operating altimeter : en
  • US2329874A - Combined bumper and grille : en
  • US2329757A - Eyeglasses : en
  • US2330008A - Water treating apparatus : en
  • US2329889A - Process for refining fatty material : en
  • US2329685A - Thermometer : en
  • US2329861A - Parasiticidal preparation : en
  • FR885597A - Device for adjusting and keeping constant the peripheral speed (cutting speed) in the event of a change in the working diameter of the tool, in particular in lathes : en fr
  • US2329842A - Marking machine : en
  • US2330084A - Fiber-rubber composition : en
  • BE457073A - : en fr
  • AU707142A - Improvements in control systems for regulating the coordinated filling and emptying of vessels : en
  • FR885576A - Improvements to closing devices for glass containers, or jars, for preserves : en fr
  • FR885734A - High pressure gas discharge electric lamp : en fr
  • FR885785A - Electrolytic process for the production of a layer of copper on the surface of parts made of brass and alloys similar to brass, from solutions not containing copper : en fr
  • DE739328C - Arrangement of walkways in outdoor switchgear : de en
  • GB556112A - Improvements in and relating to starting apparatus for electric discharge lamps : en
  • GB556161A - Improvements in or relating to electrical systems for converting direct current into alternating current : en
  • USD136391S - Design for a plaque or similar article : en
  • CA415331A - Corrected dolomite refractory : en fr
  • DE739282C - Billing machine : de en
  • GB556178A - Method and apparatus for preparing dried yeast : en
  • AU539142A - A combination shoehorn and means for preventing wear andor discoloration of hose and lining of back of footwear especially shoes : en
  • CA415306A - Compression coupling : en fr
  • US2329877A - Demodulation system : en
  • US2329933A - Platinum metal catalyst : en
  • US2330132A - Combined rotisserie, oven, and broiler : en
  • AU682642A - Improved method of and means for connecting a plurality of harrow sections or other implements toa tractor : en
  • FR885587A - Device for measuring the height of objects : en fr
  • GB556085A - Improvements in method and apparatus for drawing cold metal strip or sheet : en
  • US2329898A - Spring attachment for control levers : en
  • CA415330A - Colour photography and kinematography : en fr
  • FR885670A - Improvements to the exhausts of steam locomotives : en fr
  • DE739401C - Process for the pretreatment of seals pressed from synthetic rubber for rotating shafts : de en
  • FR885697A - Photographic development control process : en fr
  • GB556142A - Melamine-aldehyde resinous products : en
  • FR885738A - Acrylic compounds, polymerization products derived therefrom and processes for the preparation of these various products : en fr
  • FR885599A - Non-magnetic hoops with high elastic limit and method for their manufacture : en fr
  • FR885626A - Automatic gas distributor, for internal combustion engines : en fr
  • GB556089A - Improvements in aircraft : en
  • US2330154A - Ways for lathes and like machines : en
  • GB556106A - Improvements in or relating to fluid-stream-direction indicators and recorders : en
  • GB556220A - Improvements in or relating to carburetors : en
  • FR885617A - Reflective device : en fr
  • DE738864C - Arrangement for curve-true frequency lowering : de en
  • US2330184A - Inside hone for cylinders : en
  • FR885720A - Condensate water subcooling meter : en fr
  • US2329985A - Duplicate picture producing apparatus : en
  • FR885729A - Magnetron system : en fr
  • GB556068A - Improvements in the construction of aeroplane landing wheels and their tyres : en
  • FR885586A - Measuring bench with precision probe : en fr
  • US2329838A - Braking system : en
  • US2329983A - Sheet material and the process for making the same : en
  • GB556210A - Improvements in or relating to liquid dispensing apparatus, and hose reel assemblies suitable for use in liquid dispensing apparatus : en
  • GB556177A - Improvements relating to measuring instruments incorporating electric indicating means : en
  • US2330135A - Recording apparatus : en
  • US2330149A - Dropper : en
  • FR885646A - Machines for the treatment of a strip of great length comprising the use of a conducting bar of the strip : en fr
  • DE739373C - Circuit for two or more alternately glowing signal lamps : de en
  • CA415332A - Magnesia refractory : en fr
  • FR885573A - Motor-driven cinematic darkroom with diaphragm also motor-driven : en fr
  • FR885782A - Indirect-acting speed governor for adjustable-pitch overhead propellers : en fr
  • DE739410C - Arrangement of the operating devices on vehicles, in particular on motor vehicles : de en
  • US2329824A - Method of determining suitable areas for oil exploration : en
  • GB556086A - Improvements in or relating to the forming of welts in straight-bar knitting machines : en
  • US2329864A - Light projector for gun sights : en
  • US2330062A - Silver-copper solder alloy : en
  • US2329966A - Floating tank roof seal : en
  • DE739152C - Process for the production of tanning agents from sulphite waste liquor : de en
  • FR885564A - Device for transferring liquids : en fr
  • GB556128A - Improvements relating to galvanising and other apparatus required to hold molten metal : en
  • US2329808A - Bumper : en
  • US2329998A - Cable connector : en
  • IE18213L - Acetaldol : en
  • FR885659A - Improvements to surface heat exchangers : en fr
  • CA415382A - Device for separating solid substances from suspensions : en fr
  • GB556166A - Improved electrolytic process for the production of quinone and hydroquinone : en
  • US2329887A - Method of desalting crude petroleum : en
  • GB556232A - Flexible non-metallic rulers : en
  • FR885583A - Mower : en fr
  • US2330072A - Seal and method of manufacture : en
  • US2329867A - Apparatus for preparing laminated articles : en
  • AU664642A - Improved artificial limb : en
  • USD136394S - Design for a set of poker chips : en
  • DE739147C - Spin dryer : de en
  • US2330002A - Method of making rubber printing plates : en
  • US2330107A - 1,10 decanolamine and method of producing it : en
  • USD136395S - Engineer s scale template or the like : en
  • FR885603A - Height chart : en fr
  • FR885777A - Process for the preparation of p-aminobenzene-sulfonyl-amino compounds of the pyrazole series : en fr
  • FR885605A - Compressor with double-acting rotary piston : en fr
  • FR885687A - Antenna device for motor vehicles : en fr
  • GB556091A - Improvements in or relating to apparatus for tipping railway wagons and the like : en
  • IE16507L - Detecting leakages in pipes : en
  • US2330112A - Nitroethyl nitrate derivative : en
  • US2330177A - Feeding mechanism for sewing machines : en
  • US2329709A - Hydraulic riveter : en
  • GB556071A - Improvements in means for safeguarding electric igniters of blasting detonators against accidental firing : en
  • US2330126A - Manifolding ensemble : en
  • US2329705A - Organic esters of cellulose : en
  • US2329791A - Bottom rail sealing strip : en
  • US2330185A - Airplane wing construction : en
  • FR885766A - Constant flow chlorine gas dispenser : en fr
  • GB556173A - Improvements in or relating to spinners for the hubs of airscrews : en
  • FR885604A - Improvements to optical instruments : en fr
  • AU117488B2 - Frequency-doubling device for high-frequency oscillations : en
  • GB556206A - Improvements relating to capstan lathes : en
  • FR885589A - Air conditioning installation : en fr
  • FR885664A - Process for obtaining photographic documents of certain authenticity : en fr
  • GB556189A - Apparatus for crushing coconut husks and obtaining coir fibre therefrom : en
  • DE739340C - Method for joining components made of thermoformable plastics : de en
  • FR885752A - Cold circular saw blade : en fr
  • US2330159A - Miles per gallon gauge : en
  • DK61332C - Oil cooling device for air-cooled Engines. : da en
  • DE739315C - Schraemkette : de en
  • AU610842A - Improvements in or relating to electrode structures for electric furnaces : en
  • GB556073A - Improvements in and relating to electrical measuring instruments : en
  • GB556170A - Improvements in and relating to supports or table for typewriters and the like : en
  • GB556078A - Improvements in and relating to washing machines : en
  • GB556114A - A new or improved extracting tool, primarily for extracting fence stumps : en
  • FR885692A - Process for the preparation of vinyl esters of carbonic acids : en fr
  • FR885702A - Shock absorber system for cycle or other similar applications : en fr
  • US2329837A - Mining machine : en
  • DE739233C - Suspension of a rigid axle, in particular the rear axle of a motor vehicle : de en
  • US2329774A - Preservative treatment of wood : en
  • DE739374C - Multi-body evaporation system from Robert evaporators for the sugar industry : de en
  • DK61327C - Fireplace for Dusty Fuel. : da en
  • DE739350C - Control device for connecting two locking parts or other parts one after the other : de en
  • FR885618A - Process for electrolytic etching of hollow copper cylinders and planks : en fr
  • US2329935A - Union : en
  • US2329944A - Method for securing in place radiating fins and the like : en
  • CA415378A - Yarn stapilizing device : en fr
  • US2329967A - Supporting structure for floating tank roofs : en
  • DK61330C - Apparatus for Casting Castings from a Rotating Centrifuge Drum. : da en
  • FR885636A - New alcohol-based fuel for internal combustion engines : en fr
  • FR885760A - Nut wrench : en fr
  • FR885767A - Method and apparatus for the manufacture of artificial wood and articles made from such wood : en fr
  • US2329697A - Swivel seat : en
  • DE739334C - Process for the preparation of a concentrated aqueous solution of theophylline : de en
  • DE739325C - Mobile microphone boom for stereophonic sound film recordings : de en
  • FR885559A - Portable sound recording device and reproduction method : en fr
  • FR885644A - Fuel preheater intended for internal combustion engines and more particularly in the case of the replacement of gasoline by alcohol : en fr
  • FR885641A - Coated wedge crepe yarn and its manufacturing process : en fr
  • US2329862A - Apparatus and process for treating metal powders : en
  • FR885772A - : fr
  • GB556163A - Improvements in or relating to toy dolls : en
  • USD136371S - Design for a wood fastener : en
  • GB556226A - Improvements in or relating to collar supports : en
  • USRE22378E - Electron gun structure and method : en
  • CA415273A - Mothproofing agent : en fr
  • USD136387S - Design for a make-tjp apron : en
  • US2329710A - Means for securing hairsprings to arbors : en
  • US2329721A - Geophysical exploration system : en
  • CA415316A - Blade for fluid turbos : en fr
  • US2330095A - Joint construction : en
  • USD136399S - Design for a dress : en
  • AU117504B2 - A combination shoehorn and means for preventing wear andor discoloration of hose and lining of back of footwear especially shoes : en
  • US2330123A - Chain ladder : en
  • US2330020A - Valve : en
  • US2329766A - Electrically heated flying suit : en
  • US2329981A - Drill stem valve : en
  • US2330068A - Catalytically treating fluids : en
  • AU352841A - Frequency-doubling device for high-frequency oscillations : en
  • US2329702A - Process for breaking petroleum emulsions : en
  • US2329881A - Roadside mower : en
  • DK61333C - Light metal piston for combustion power machines with combustion chamber arranged inside the piston. : da en
  • US2329760A - Cooking appliance : en
  • CA415248A - Washing machine : en fr
  • US2329940A - Manufacture of cement : en
  • US2330061A - Floor lamp : en
  • CA415279A - Centrifugal liquid separator : en fr
  • GB556230A - Improvements in or relating to water-cooling towers : en
  • GB556126A - Improvements in or relating to resinous compositions : en
  • US2330056A - Rotating wing aircraft : en
  • US2329794A - Cultivator attachment : en
  • US2330164A - Subaqueous chemical apparatus : en
  • GB556088A - Improvements in and relating to safety razors : en
  • CA415287A - Sensitometry : en fr
  • US2329688A - Snap fastener and trim strip and the like : en
  • DE739326C - Flat speakers with a baffle that is as close as possible to a building or room wall : de en
  • US2329784A - Radio communication system : en
  • US2329890A - Machine for cutting rhombic sections from sheet piles : en
  • CA415275A - Disinfectant : en fr
  • US2330041A - Loader : en
  • DE739252C - Constantly running elevator : de en
  • GB556083A - Improvements in or relating to electrodes : en
  • AU117501B2 - Improvements relating to electrical insulators : en
  • CA415362A - Building panel or unit : en fr
  • CA415286A - Wheel rim and valve stem arrangement : en fr
  • US2330001A - Open side separable fastener : en
  • DE739446C - Device for the roentgenographic representation of body sections : de en
  • US2329797A - Carton prepared for reclosing : en
  • US2329882A - Illuminated vehicle ornament : en
  • DE739441C - Voltage regulator for electrical generators : de en
  • US2329909A - Rotary fastener stud : en
  • US2330162A - Key case fastening means : en
  • FR885704A - Process for obtaining a gasifier gas from briquettes of lignite or similar highly bituminous fuels, rich in ash and easily prone to the formation of slag : en fr
  • FR885742A - Multi-groove speed change pulley : en fr
  • FR885648A - Charger type camera : en fr
  • FR885691A - Process which makes it possible, by means of saturable anode reactances, to reduce the voltage jump produced in mercury vapor rectifiers operating with high ionization : en fr
  • DE739387C - Unipolar magnet system for moving coil measuring devices : de en
  • US2329942A - Type bar cushioning pad : en
  • US2330174A - Hydrogenation-catalyst reactivation : en
  • FR885778A - Automatic heating control device of railway cars : en fr
  • DE739368C - Process for the production of fiber-free solutions of cellulose ethers : de en
  • DK61338C - Apparatus and Systems for Alarming during Air Attacks. : da en
  • FR885563A - Reversing switch for sprinkler system : en fr
  • FR885567A - Method for fixing high molecular weight organic compounds on substrates : en fr
  • CA415346A - Telephone substation apparatus : en fr
  • US2329855A - Shipping dock board : en
  • DE739418C - Regeneratively heated chamber furnace : de en
  • US2329858A - Treatment of hydrocarbons : en
  • DE739306C - Column type fluid switch : de en
  • US2329846A - Drawer guide and support : en
  • FR885754A - Process for the preparation of derivatives of the anthraquinone series : en fr
  • DE739314C - Laminated magnetostrictive transducer : de en
  • CA415289A - Electrical bushing seal : en fr
  • DE739377C - Process for the correct alignment and application of sheets to rotating cylinders, in particular of printing machines : de en
  • US2329905A - Grinding apparatus : en
  • FR885666A - Alkaline electric accumulator with positive silver electrode and soluble zinc negative electrode : en fr
  • DE732419C - Process for the reduction of iron ores u. Like. In Blashochoefen : de en
  • IE16484L - Air preheaters for furnaces : en
  • US2330179A - Hydroxyhalocarbonyl compound and process for producing same : en
  • US2329968A - Draft regulator : en
  • US2329994A - Flexible packing material : en
  • FR885632A - Combustible chipboard : en fr
  • US2329912A - Pump : en
  • FR885724A - Method of maintaining helical springs for grinding with a grinding wheel their internal diameter or their external diameter : en fr
  • FR885747A - Pocket knives, scrapers or the like, with handles made up of two halves : en fr
  • US2329999A - Thread cutter and clamp for weft replenishing looms : en
  • US2329696A - Centrifugal apparatus : en
  • US2329749A - Brake control valve device : en
  • DE739181C - Procedure for measuring resistance with a step compensator : de en
  • FR885553A - Device for cellulose refining : en fr
  • US2330085A - Traction wheel : en
  • GB556236A - Improvements in electric switch contacts : en
  • US2329727A - Utilization of waste heat : en
  • US2329959A - Apparatus for measuring the water resistance of paper : en
  • FR885741A - Continuous treatment device for dry disinfection by powdering seeds : en fr
  • FR885613A - Lighthouse for the production of a light strip : en fr
  • FR885629A - Universal lathe chuck : en fr
  • DE739365C - High-alloy arc welding electrode that gives the austenitic structure in the weld metal : de en
  • FR885655A - AC induction motor : en fr
  • GB556103A - Improvement in reinforced concrete structures and joints thereof : en
  • GB556160A - Improvement in sewing machines : en
  • FR885612A - Hollow steel and aluminum cable : en fr
  • DE739320C - Device on typewriters for setting a slip sheet in front of the base sheet in the machine : de en
  • DE739444C - Circuit for displaying changes in resistance with the aid of a quotient meter : de en
  • FR885561A - Device for the production and projection of air foam : en fr
  • FR885709A - : fr
  • GB556130A - Improvements in and relating to holders for tubular electric lamps : en
  • CA415247A - Non-ferrous metal casting process : en fr
  • CA415295A - Container edge curling apparatus : en fr
  • FR885764A - Improvements to baby carriages : en fr
  • GB556208A - Arrangement for conversion of frequency modulation to phase modulation and the application thereof to the production of a frequency modulated wave from a frequency stable oscillator : en
  • US2330150A - Cigarette package : en
  • AU117497B2 - Improved artificial limb : en
  • CA415364A - Hydraulic power transmission : en fr
  • US2330138A - Method of making bimetal cutting elements : en
  • USD136386S - Design for a jerkin apron : en
  • CA415357A - High pressure valve : en fr
  • AU117477B2 - Improvements in or relating to electrode structures for electric furnaces : en
  • USD136369S - Combined air gauge regulator and indicator or similar article : en
  • CA415250A - Engine piston : en fr
  • AU117485B2 - Improvements in winding and tensioning means for releasable cables and steel tapes, such asare usedfor supporting and releasing bombs on aircraft : en
  • US2329991A - Apparatus for attaching separable fasteners : en
  • AU1099143A - An ultra high frequency antenna suitable for use in television : en
  • DE739431C - Lubrication for horizontal spindles of machine tools, especially grinding machines : de en
  • US2329921A - Wheel structure : en
  • US2330053A - Fountain applicator : en
  • GB556185A - Improvements in and relating to contact structures for electric circuit interrupters : en
  • FR885665A - Improvements to furnaces for carbonization and low temperature distillation of wood and other materials : en fr
  • FR885800A - Gear changing device for bicycles and similar vehicles : en fr
  • GB556191A - Indicator and information displaying apparatus for use in offices for passenger mail and freight transport and like booking purposes : en
  • US2329884A - Method of preventing growth of fungi : en
  • US2329930A - Process for sweetening hydrocarbon distillates : en
  • DE739378C - Refrigeration machine for an ice cream maker with a conservator : de en
  • GB556207A - Improvements relating to collimators : en
  • US2329802A - Foldable vehicle top : en
  • US2329990A - Sealing device : en
  • CA415260A - Electric lifting device : en fr
  • US2329725A - Method of making footwear : en
  • GB556131A - Improvements relating to mechanical excavators : en
  • CA415350A - Moisture content determining apparatus : en fr
  • FR885609A - Method and device for lubricating the rotating shuttles of sewing machines, in particular high-speed sewing machines : en fr
  • IE17508L - Hydraulic control valves : en
  • DE739398C - Arrangement for the destruction of rebound energy : de en
  • US2330183A - Food dispenser : en
  • CA415284A - Vacuum cleaner : en fr
  • FR885769A - Gear drive for driving axles of motor vehicles and in particular of railcarriages : en fr
  • GB556100A - Improvements in or relating to machines for making dental lathe brushes : en
  • GR10154B - LETTER OF PAPER PRESENTATION PANORAMA. : el en
  • DE739283C - Machine for entering bookings in account cards : de en
  • FR885751A - : fr
  • FR885640A - Stripping, sandblasting and greasing processes and apparatus : en fr
  • GB556109A - Resilient mountings : en
  • US2330158A - Concentration of potash ores : en
  • GB556209A - Improvements in or relating to an internal combustion engine plant operating on the two-stroke cycle with compression ignition : en
  • FR885765A - Process for producing hollow blocks by continuous casting : en fr
  • US2329762A - Vehicle brake control system : en
  • FR885735A - Method and apparatus for producing a constant weight stream of granular material : en fr
  • GB556188A - Improvements in the construction and arrangement of electrodes in electron discharge devices : en
  • FR885657A - Transportable automatic oven for carbonization of wood : en fr
  • DK61329C - Method for Manufacturing Taver, Thread, Brushes or Cords from Synthetic Linear Polycondensation Products. : da en
  • US2329937A - Electric broiling device : en
  • US2329695A - Work-clamping means : en
  • US2329922A - Apparatus for treating glass sheets and the like : en
  • CA415323A - Rod weeder shoe : en fr
  • US2330067A - Millstone : en
  • AU475042A - Improvements in or relating to amplitude limiters : en
  • US2329910A - Pulverizing mill : en
  • US2329969A - Grain weighing and receiving unit : en
  • DE739394C - Device on cream grippers : de en
  • GB556228A - Improvements in or relating to paper bag making machines : en
  • DK61326C - Coolant for use in grinding metals. : da en
  • CA415301A - Polymeric product derived from styrene : en fr
  • US2329767A - Handle, drawer pull, or the like : en
  • DE739335C - Process for the production of acidic conifer oil foam baths : de en
  • US2329995A - Grinder : en
  • US2330108A - Decorative effect in polystyrene moldings : en
  • US2330113A - Dirt scraping apparatus : en
  • US2329775A - Process for electrolytic refining of copper : en
  • US2329964A - Automobile tire : en
  • US2330011A - Door lock : en
  • US2330026A - Geochemical prospecting : en
  • US2330109A - Electrical apparatus : en
  • US2330161A - Switch for electric discharge devices : en
  • DE739330C - Arrangement for gettering electrical discharge vessels with a metallic vessel wall : de en
  • US2329980A - Orientation means using a carrier : en
  • DK61335C - Method and Apparatus for Lining Chocolate Molds. : da en
  • FR885728A - Optical device for observing indicating organs in different directions : en fr
  • US2330064A - Condensation product of polycarboxylic halides with mineral oils and process for producing it : en
  • US2329779A - Electron discharge device : en
  • US2329825A - Bobbin counter operating means : en
  • US2330009A - Wire cutter : en
  • US2330017A - Fence post : en
  • USD136372S - Design for a combined easel support and hanger : en
  • US2330030A - Sputum cup : en
  • AU662542A - Improvements relating to door handles : en
  • FR885660A - Self-operating valve : en fr
  • CA415356A - Sheet metal cutting machine : en fr
  • CA415344A - Telephone system : en fr
  • US2329876A - Pipe coupling : en
  • US2329914A - Combination chair and bed section : en
  • US2330028A - Manual lubricator for ignition interrupters : en
  • US2329686A - Drawing and observing device : en
  • US2330089A - Multistage catalytic conversion of hydrocarbons : en
  • US2330096A - Marker for aircraft landing stations : en
  • US2329758A - Receptacle : en
  • CA415338A - Protective hat : en fr
  • DE739338C - Cylindrical wing screw as a wall dowel : de en
  • DE739354C - Coal bunker arrangement for ships : de en
  • AU117491B2 - Improved method of and means for connecting a plurality of harrow sections or other implements toa tractor : en
  • US2330044A - Storage pan for refrigerators : en
  • US2330047A - Variable tuning mechanism : en
  • DE739343C - Barrel weight scale : de en
  • GB556141A - Improvements in cathode-ray tubes and circuits involving them : en
  • GB556125A - Improvements in and relating to hoppers or chutes : en
  • US2330037A - Generator control and regulation : en
  • FR885645A - Oscillating trough crusher : en fr
  • US2330005A - Closure operating means : en
  • FR885727A - Apparatus for automatically cutting strips of iron, paper, pieces of cloth and other similar materials, in any desired length : en fr
  • GB556104A - Improvements in or relating to apparatus for tracing contours : en
  • DE739281C - Booking engine : de en
  • US2329822A - Straight bar knitting machine : en
  • US2330176A - Dispenser : en
  • FR885577A - Device for electric work light, parabolic electric heater or power supply for all electrical devices : en fr
  • FR885580A - Prepayment vending machine : en fr
  • US2330114A - Method of making chlorine : en
  • US2329885A - Supplying of gases to two-stroke internal combustion engines : en
  • US2330035A - Combination woodworking machine : en
  • US2329830A - Rotary printing press : en
  • US2330153A - Coin controlled vending machine : en
  • US2329730A - Production of cellulose esters : en
  • US2329960A - Float valve : en
  • US2330104A - Oil seal construction : en
  • US2330128A - Spacer for hair waving : en
  • CA415373A - Compression engine starting device : en fr
  • US2330143A - Method and apparatus for producing magnesium : en
  • US2329718A - Cellulose esters : en
  • US2330087A - Stabilized vinyl polymer : en
  • US2330116A - Combination oil refiner and filter : en
  • CA415272A - Pressure apparatus : en fr
  • US2329756A - Indexable support : en
  • USD136390S - Design fok separable figurines for a lapel ornament, place cards, and the like : en
  • US2329840A - Electric gas analyzer : en
  • DE739308C - Compensation circuit for setting the position of the cathode ray in Braun tubes for oscilloscope and television purposes : de en
  • CA415315A - Blade wheel : en fr
  • DE739333C - Gas generators : de en
  • DE739349C - V-belt connection : de en
  • US2329793A - Electrical connector : en
  • US2330055A - Timing device and welding system : en
  • US2329801A - Pipe plug structure : en
  • CA415291A - Abrasive article manufacture : en fr
  • FR885685A - Process for the preparation of foods, more especially for infants and young children : en fr
  • GB556201A - Improvements in or relating to the production of mineral wool : en
  • DE739317C - Filter body : de en
  • FR885757A - electric test image transmitter : en fr
  • US2330118A - Hydrocarbon conversion and polymerization : en
  • GB556223A - Improvements relating to plates for electric storage batteries : en
  • US2329712A - Method of and apparatus for purifying oleoresin : en
  • DE739332C - Metal embossing foils, which are obtained by peeling off their original carrier before embossing, and processes for their production : de en
  • US2329724A - Transmission : en
  • US2330130A - Pressure sealed joint : en
  • CA415255A - Vehicle control device : en fr
  • US2329738A - Process of weaving pile fabrics : en
  • US2329883A - Mercuri-acetylide compound and method of preparing the same : en
  • US2329955A - Stuffing box for piston rods and shafts : en
  • DE739430C - Upright otter board for trawls : de en
  • US2330186A - Vending machine : en
  • US2330027A - Automatic mechanism for draining water from tanks or the like : en
  • CA415293A - Vehicle window regulator : en fr
  • CA415328A - Hydrocarbon oil conversion apparatus : en fr
  • US2329982A - Fishing reel : en
  • FR885610A - Audible frequency remote control installation : en fr
  • DE739309C - X-ray tubes for high voltages : de en
  • GB556080A - Improved free-wheel or ratchet clutch mechanism : en
  • FR885799A - Device to prevent back-ignition in double-single-phase grid-controlled mutators : en fr
  • CA415348A - Traffic cycle selector apparatus : en fr
  • US2329810A - Electromagnetic inspection : en
  • US2329771A - Gauging mechanism for shoe machines : en
  • US2329963A - Game apparatus : en
  • US2330092A - Combination tool : en
  • FR885662A - Automatic lubrication valve at the start, for machines and engines of all systems and in particular for those of airplanes : en fr
  • FR885790A - Improvements to electrical switchgear contacts : en fr
  • GB556182A - Electro-magnetically-operated clutches or brakes : en
  • CA415327A - Hydrocarbon oil converting apparatus : en fr
  • FR885748A - Process for the preparation of p-aminobenzenesulfamines of the pyrimidine series : en fr
  • FR885637A - Pressure regulator : en fr
  • FR885795A - Screw wrench at turning moment : en fr
  • GB556198A - Improvements in or relating to devices for treating hair : en
  • GB556070A - Contouring machine and method : en
  • DE739400C - Cast pipe fitting for welded connections : de en
  • IE17500L - Reinforced concrete pipes : en
  • US2330042A - Long life high pressure lamp : en
  • CA415335A - Grinding method and apparatus : en fr
  • US2329916A - Vehicle driving means : en
  • US2330016A - Container : en
  • US2330074A - Portable irrigation siphon : en
  • AU132250B2 - An ultra high frequency antenna suitable for use in television : en
  • DE739361C - Address printing machine with a device for selecting the printing plates : de en
  • CA415310A - Methods and apparatus for filling explosive devices : en fr
  • CA415303A - Vapour generator : en fr
  • CA415353A - Telegraph system : en fr
  • DE739327C - Arrangement of bulging trim strips on control panels : de en
  • AU117489B2 - Improvements in or relating to shoe-bottom pressing apparatus : en
  • FR885673A - Improvement in metallic coating of bodies other than metals : en fr
  • FR885554A - Apparatus for reproducing sights and sounds : en fr
  • FR885712A - Process for washing, additionally treating and drying cellulosic wool : en fr
  • FR885630A - Vertical flame liquid fuel burner : en fr
  • DE739344C - Pressure device for scales : de en
  • DE739437C - Process for the manufacture of curved corrugated wire springs : de en
  • GR10152B - ROAD SIGNS AFTER OR WITHOUT REFLECTIVE MIRRORS. : el en
  • US2329926A - Automatic parking meter : en
  • US2330077A - Method for recovering acid from petroleum sludges : en
  • FR885690A - Nozzle for coal gasifier : en fr
  • FR885625A - Method, means and devices for separating particles, solid or liquid, from a gas which contains them : en fr
  • DE739336C - Slewing gear for slewing cranes : de en
  • US2329939A - Well tool : en
  • US2330082A - Recording apparatus : en
  • FR885621A - Use of articulated wire mesh for the manufacture of tire casings for the wheels of all vehicles : en fr
  • DE739379C - Step drill : de en
  • FR885701A - Lubricating device for compressor : en fr
  • GB556149A - Improvements in or relating to concrete floor or the like structures : en
  • GB556234A - Improvements in and relating to cutting-out dies : en
  • US2330097A - Reflecting unit : en
  • GB556179A - Improvements in or relating to automatic control apparatus : en
  • US2329891A - Attachment for electric razors : en
  • US2329970A - Reaction vessel : en
  • GB556116A - Improvements in or relating to the formation of shaped articles, for example wooden shoe bottom elements, from blanks : en
  • GB556140A - Improvements in or relating to fuel-injection apparatus for internal-combustion engines and like purposes : en
  • US2329768A - Corn husker : en
  • US2329911A - Automatic chain or belt tensioning mechanism : en
  • DE739355C - Arrangement for temperature compensation for remote speed measuring systems : de en
  • CA415365A - Electron discharge device : en fr
  • GB556176A - Improvements in or relating to the production of printing plates, templates and the like : en
  • FR885638A - Improvement in the supply of exhaust turbo-compressors : en fr
  • DE739419C - Screened metal foil for the production of letterpress forms : de en
  • US2330024A - Desludging mechanism : en
  • US2330152A - Case for spectacles or eyeglasses : en
  • US2329948A - Feeder means : en
  • FR885714A - Regulating valve for refrigeration systems : en fr
  • GB556099A - Isomerization and alkylation of hydrocarbons : en
  • US2330100A - Preparation of bituminous compositions : en
  • FR885716A - Protective agent for the skin, and method for its preparation : en fr
  • FR885634A - Spindle buffer gauge for max and min control of internal diameters : en fr
  • US2329896A - Method of and compound for carburizing : en
  • US2330078A - Regulating device : en
  • US2330147A - Scooter car chassis and truck : en
  • US2330110A - Method for placing explosives in shooting wells : en
  • CA415340A - Composite picture : en fr
  • US2330088A - Transformer system : en
  • US2329866A - Cigarette container : en
  • US2330163A - Process for the simultaneous pro : en
  • US2330052A - Portable fastener self-feeding tool : en
  • AU117503B2 - Improvements in or relating to amplitude limiters : en
  • FR885674A - Coating protecting concrete and its constituents from chemical actions : en fr
  • US2329961A - Apparatus for electrolytic protection of vessels from corrosion : en
  • US2329728A - Liquid dispensing device : en
  • CA415253A - Hose clamp : en fr
  • CA415309A - Aircraft launching apparatus : en fr
  • US2329776A - Receptacle filling machine : en
  • US2329997A - Cleanout protected water seal trap : en
  • US2330091A - Valve spring retainer lock : en
  • US2330105A - Car support : en
  • DK61339C - Stable Dispersion, usable e.g. as Coating, Impregnating and Adhesive. : da en
  • GB556127A - Improvements in or relating to rate of climb indicators : en
  • DE739085C - Process for the preparation of ª ‡ -dicarbonyl compounds of the cyclopentanopolyhydrophenanthrene series : de en
  • GB556184A - Improvements in or relating to electric current collectors : en
  • DE739393C - Check printing unit for cash registers, accounting and similar machines : de en
  • DE739319C - Water pipe radiation steam generator : de en
  • US2330038A - Method and means of disintegrating metal into abrasive material : en
  • US2330145A - Method of sealing pores in subterranean formations contiguous to deep well bores : en
  • CA415339A - Transparent adhesive sheet : en fr
  • DE739403C - Device for milling or grinding spherical surfaces : de en
  • USD136382S - Fluorescent light channel : en
  • US2329731A - Drawing lubricant : en
  • CA415363A - Hydraulic power transmission : en fr
  • US2329860A - Engine inspection stand : en
  • US2329904A - Apparatus for welding : en
  • FR885639A - Integral propeller : en fr
  • FR885756A - Capacitor can be compensated : en fr
  • DE739397C - Two-stroke internal combustion engine with air purging, fuel injection and external ignition : de en
  • FR885663A - Improvements made to gasoline-saving devices and improving the carburetion of all combustion engines by simultaneously adding oil vapors and humid air : en fr
  • GB556216A - Improvements in or relating to speed-control and synchronising devices : en
  • US2329958A - Garment hanger : en
  • US2330124A - Apparatus for waxing cartons : en
  • CA415337A - Metal coated plastic material production : en fr
  • AU117476B2 - Process forthe preparations of sulphenamido and sulphonamido derivatives of heterocyclic compounds : en
  • GB556225A - Improved means for stopping mine tubs running on rails : en
  • US2329893A - Magnetic device for the purification of fluids : en
  • CA415252A - Magnesium production : en fr
  • CA415278A - Heating furnace : en fr
  • US2330115A - Catalytic isomerization of 1-olefins to 2-olefins : en
  • US2329976A - Work holder for broaching machines : en
  • US2330119A - Stock-feeding mechanism : en
  • US2329989A - Film holder : en
  • US2329735A - Electric valve protective system : en
  • US2330165A - Paper baler : en
  • CA415369A - Tone frequency reproducing device : en fr
  • US2329886A - Curtain rod and hanger : en
  • AU664042A - Cathode alloys : en
  • US2330015A - Container : en
  • US2329689A - Dispensing device : en
  • CA415285A - Cartridge belt link making apparatus : en fr
  • CA415296A - Aplite processing : en fr
  • CA415305A - Conveying apparatus : en fr
  • CA415282A - Automatic valve : en fr
  • CA415342A - Moistening device for gummed objects : en fr
  • US2330142A - Method and apparatus for recovering volatilizable metals : en
  • US2329818A - Photocell control : en
  • US2329894A - Fastener and fastener installation : en
  • AU117490B2 - Improvements relating to door handles : en
  • CA415274A - Insectidical composition : en fr
  • US2329992A - Golf yardage registering device : en
  • CA415317A - Fluid pressure control device : en fr
  • US2329915A - Hydraulic transmission : en
  • US2329971A - Stop motion for knitting machines : en
  • AU117499B2 - Improved plug socket for sheetmetal containers : en
  • DE739382C - Circuit arrangement for a dial driven by a motor in telecommunications systems, in particular telephone systems : de en
  • DK61328C - Rotary pump or Rotary compressor. : da en
  • USD136373S - Design fob a picture frame mounting : en
  • CA415370A - Lift truck : en fr
  • US2329844A - Cigar lighter : en
  • US2329857A - Attachment for printing presses : en
  • US2329848A - Side bearing : en
  • CA415352A - Combination stocking and anklet : en fr
  • DE739347C - Switching device for the rotating movement of sprinklers : de en
  • GB556081A - Improvements relating to multichannel carrier communication systems : en
  • DE739457C - Internal combustion engine : de en
  • CA415322A - Rod weeder : en fr
  • FR885695A - Process for the preparation of poly-condensation products : en fr
  • FR885707A - Process for manufacturing chi-ray films : en fr
  • FR885614A - Method and apparatus for tempering glass : en fr
  • FR885574A - Improvements to the processes for preparing salted fish in brine, dried and possibly compressed, in particular fish split lengthwise or in fillets : en fr
  • GB556194A - Improvements relating to internal combustion engines : en
  • CA415264A - Internal combustion engine : en fr
  • FR885775A - Method of locating a document among a large number of others and of photocopies, films thus obtained and device for implementing these methods : en fr
  • US2329902A - Mounting for laterally extended table tops : en
  • DE739413C - Clamping device for machines for bare grinding of curved workpiece surfaces : de en
  • GB556154A - Improvements in and relating to electroseparators : en
  • US2330054A - Refining of mineral oils : en
  • DE739342C - Plasticizers for super polyamides : de en
  • FR885633A - Synthetic oils manufacturing process : en fr
  • GB556084A - Improvements in or relating to knitted fabric and machines for producing same : en
  • FR885628A - Process for the preparation of esters derived from glycerin ethers-oxides : en fr
  • GB556180A - Improvements relating to collimators : en
  • US2330034A - Insect exterminator : en
  • CA415300A - Styrene polymer production : en fr
  • CA415319A - Meat treatment : en fr
  • US2330181A - Dehydrating castor oil : en
  • US2329839A - Apparatus for making golf balls : en
  • DK61322C - Process for the Preparation of δ <1,2> -unsaturated Steroid Ketones. : da en
  • FR885611A - Vertical mortiser : en fr
  • US2329770A - Closing ends of metal tubes : en
  • US2329920A - Combustion chamber : en
  • CA415381A - Olefine conversion : en fr
  • DE739412C - Rudder storage for inland vessels : de en
  • DE739443C - Arrangement for frequency or speed equilibrium : de en
  • FR885624A - High compression ratio two-stroke internal combustion engine : en fr
  • US2329854A - Counterbalancing means for automobile wheels : en
  • US2329878A - Drilling fluid and the method of drilling and lubricating wells : en
  • GB556072A - Improvements in and relating to speed governors : en
  • GB556144A - Improvements in the preparation and reproduction of drawings : en
  • FR885601A - Electrical installation of remote transmission : en fr
  • FR885680A - Improvements in the use of calories from gaseous and carbonated fuels : en fr
  • US2330137A - Recovery of magnesium from fluxes : en
  • US2329807A - Combination steaming and pressing iron : en
  • US2330169A - Rotary stud fastener and installation thereof : en
  • GB556092A - Improvements in or relating to electrical systems for converting direct current into alternating current : en
  • CA415258A - Grinding tool : en fr
  • FR885688A - Frequency modulation arrangement giving a constant frequency variation range : en fr
  • US2329750A - Fuel gas vaporizer : en
  • USD136389S - Design for a compass : en
  • FR885717A - : fr
  • US2329747A - Scrap tobacco feed : en
  • US2329783A - Water-soluble dyestuffs of the anthaquinone series and a process for their manufacture : en
  • DE738386C - Process for splitting hydrocarbon oils : de en
  • DK61321C - Process for the Preparation of Amides of Basically Substituted Aryl Aliphatic Acids. : da en
  • DE739359C - Drive of the drying drum and cooling rollers overrun by the printed paper web in rotogravure printing machines : de en
  • FR885698A - Fishing reel : en fr
  • US2329977A - Welding machine : en
  • US2329817A - Process for refining metals : en
  • FR885552A - Removable shoe liner : en fr
  • AU614942A - Process forthe preparations of sulphenamido and sulphonamido derivatives of heterocyclic compounds : en
  • CA415311A - Piston ring : en fr
  • DE739302C - Foot disk for trestle bridges : de en
  • FR885730A - Improvements to electron tubes with several electrodes : en fr
  • FR885667A - Treatment of butters and in particular of niger, a. o. f. and the like in order to obtain a deodorized product : en fr
  • US2330106A - Gasket material : en
  • FR885654A - Loading device for large sizes in underground operations : en fr
  • US2329722A - Brake lever : en
  • US2330043A - Voltage control means : en
  • DE739407C - Hand-operated bag sewing machine : de en
  • US2330049A - hagelin : en
  • FR885608A - Hand or crane gripper : en fr
  • US2329780A - Electron discharge device : en
  • GB556200A - Improvements in or relating to cooling towers : en
  • US2329923A - Hydraulic shock absorber : en
  • US2329924A - Jet pump : en
  • US2330102A - Liquid level gauge : en
  • USD136370S - Design for a dispensing cabinet : en
  • US2329769A - Filament-making machine and method : en
  • FR885606A - Process for preparing halogen-containing dicarboxylic acids, or functional derivatives of these acids : en fr
  • US2329733A - Variable speed transmission : en
  • CA415283A - Seamless cannula : en fr
  • CA415320A - Data checking means : en fr
  • GB556123A - Improvements in link bracelet : en
  • US2329726A - Electrolytic cell and terminal therefor : en
  • GB556202A - Improvements in or relating to furnace electrode structures : en
  • FR885684A - Process for producing filaments or films from solutions of cellulose in dilute alkaline solutions of zincate or sodium stannate : en fr
  • GB556107A - Improvements relating to remote control speed indicators : en
  • GB556147A - Improvements in or relating to abrasive coated sheets for removable attachment to backings : en
  • US2330086A - Reel for electric cables : en
  • US2329934A - Catalytic process : en
  • US2330075A - Crankpin turning device : en
  • US2329832A - Uncoiler : en
  • DE739348C - Hydraulic friction clutch : de en
  • GB556102A - Improvements in the separation of solids from liquids : en
  • GB556132A - Improvements in or relating to electric generators for constant current systems : en
  • US2329901A - Wheel : en
  • CA415371A - Polycyclic condensation product preparation : en fr
  • DE739321C - Bearing shell for rail vehicles with emergency running inserts : de en
  • DK61340C - Sack or similar bag-shaped Object. : da en
  • FR885681A - Tool holder for mortiser : en fr
  • GB556233A - Improvements in dress outlines : en
  • CA415372A - 22.23-dibromostigmasterolacetate : en fr