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  • US2190687A - Discharge lamp and means for oper ating the same : en
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  • US2191061A - Device and method for handling eggs : en
  • US2191385A - Contact plug : en
  • US2191388A - Safety hub cap : en
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  • DE688571C - Safety razor : de en
  • US2190972A - Ratio changing lever mechanism : en
  • CA386966A - Electric incandescent lamp : en fr
  • US2190796A - Refrigerating process and apparatus : en
  • US2191424A - Hydraulic water lift : en
  • US2190958A - Price tag molding : en
  • US2191281A - Combined photographic camera and view finder : en
  • USD119050S - Design for a vending cabinet : en
  • US2191392A - Tire protecting device : en
  • US2191232A - Valve and sealing means therefor : en
  • GB518189A - Improvements in or relating to the coating of fruit, vegetables, nuts, eggs and like perishable produce prior to marketing : en
  • US2191083A - Apparatus for the electric transmission at a distance of rotary velocities : en
  • US2190993A - Grading screen : en
  • US2191072A - Hydraulic water control and lock for concrete mixers : en
  • US2191109A - Locating device for maps : en
  • DE686293C - Toothed disk mill : de en
  • DK57280C - Procedure for the production of glycolic acid. : da en
  • USD119065S - Design for a wringer : en
  • DE688355C - Container with hinged lid, especially for cigarettes : de en
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  • US2190991A - Method of concentrating citrus fruit juices : en
  • US2191429A - Wear compensating mechanism for brakes : en
  • USD119037S - Design for a toy figure : en
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  • GB518135A - Improvements in or relating to alternating current dynamo-electric machines : en
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  • CA386994A - Oscillation amplifying circuit arrangement : en fr
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  • GB518191A - Improvements in or relating to a method of producing hydrogen peroxide from solutions : en
  • GB518278A - Improved process for applying photomechanical reproductions to thin wood plates : en
  • AU150639A - Improvements in and relating to apparatus for tempering glass : en
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  • US2190812A - Hydraulic motor or pump : en
  • US2191062A - Ortho- and para-nitrophenyl-trifluoromethyl-sulphoxides, oxidation products thereof, and prodcess of preparing the same : en
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  • US2190856A - Gearshift for washing machine wringers : en
  • US2190746A - Water soluble naphthol compounds and the process of preparing same : en
  • US2191363A - Garage door : en
  • US2191032A - Denatured alcohol containing a dibutyl ether : en
  • USRE21364E - Refrigerator : en
  • DE688362C - Wrapping tape made of paper or the like for the manufacture of stiffened cord needles : de en
  • DE688564C - Process for the extraction of manganese from substances containing manganese : de en
  • GB518327A - Improvements in and relating to tins for baking bread, cakes and the like : en
  • US2190789A - Polymerizable oils : en
  • AU109804B2 - Improvements relating tothe production of mechanical movements independence upon variations of illumination : en
  • US2190871A - Water heater : en
  • US2191013A - Sewing machine : en
  • USD119099S - Design for a pin clip : en
  • GB518148A - Improvements in or relating to mounts for graduated circle plates : en
  • US2191084A - Jewelry clasp : en
  • USD119047S - Design for a chair : en
  • US2191279A - Shifting and skidding device for use with hoisting jacks and the method of using it : en
  • US2191420A - Heater : en
  • GB518245A - Process for the purification of zinc salt solutions : en
  • US2190696A - Brush case : en
  • US2191274A - Animal trap : en
  • GB518143A - Improvements in or relating to road vehicle undercarriages : en
  • DE688371C - Fuel for heavy duty engines : de en
  • USD119085S - Design fok an electric lamp unit : en
  • GB518196A - Music seat or stool : en
  • US2190769A - Washing and cleansing agent and process of making same : en
  • US2191382A - Ticket punch : en
  • DE688491C - Tray filling device for cigarette machines : de en
  • GB518283A - Improvements in or relating to clutches for power transmission systems : en
  • US2191155A - Pulley supporting device : en
  • GB518279A - Improved means for operating angularly-movable panels of vehicle windscreens, and other angularly-movable panels and the like : en
  • GR8791B - SYNTHETIC OIL FOR COLORS. : el en
  • AU82239A - A process for sterilizing fluids, especially milk : en
  • US2190955A - Fresh fruit pack extension and liner : en
  • CA386950A - Spiral pipe manufacturing apparatus : en fr
  • US2191220A - Field-structure for synchronous-electric motors : en
  • US2190932A - Hose supporter : en
  • US2191170A - Automatic gaff hook : en
  • US2191416A - Upper treating device : en
  • USD119043S - Design for a lipstick case : en
  • GB518145A - Improvements in interstage drainage arrangements for steam turbines : en
  • US2190690A - Hatch frame : en
  • US2190726A - Car unloading : en
  • DE688421C - Suspension, especially for motor vehicles, with several springs of different strengths connected in series : de en
  • US2190691A - Camouflaging : en
  • DE688406C - Direction indicators with electromagnetically operated bevel arm : de en
  • US2190926A - Transmission mechanism : en
  • US2191054A - Cylinder for hydraulic brakes : en
  • US2190900A - Motion transmitting mechanism : en
  • US2190905A - Inflatable tire : en
  • DE688370C - Elastic cold cement : de en
  • USD119051S - Design for an air conditioning tjnit : en
  • USD119120S - Dress ensemble : en
  • DE688489C - Shoe insole : de en
  • US2190760A - Sewing machine spooler drive release means : en
  • US2190782A - Signaling system : en
  • GB518178A - Improvements in or relating to aircraft wing construction : en
  • GB518144A - Improvements in or relating to water closets and other receptacles having flushing means : en
  • US2191204A - Motor fuel product : en
  • DE688452C - Wing with sliding lift flap : de en
  • DE688603C - Vertical smoldering furnace : de en
  • US2190735A - Electron discharge device : en
  • US2191201A - Lock nut : en
  • GB518233A - Improvements in and relating to joints in stressed structures : en
  • DE688420C - Collapsible frame to accommodate stretchers : de en
  • US2190855A - Locating device : en
  • US2191286A - Cooking apparatus : en
  • GB518151A - Improvements in or relating to garments applicable for use or wear as bathing costumes or "swim suits" : en
  • US2191415A - Television tube : en
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  • GB518250A - Improvements in or relating to buffing wheels : en
  • GR8792B - IMPROVED METHOD OF DRYING LIQUID EXTRACTS FROM OAK, PINE BARS AND ROPE BY TANNER AND OTHER INDUSTRIAL. : el en
  • US2190666A - Sound transmitter and sound receiver actuated by magneto-strictive forces : en
  • US2190768A - Heating device : en
  • US2190783A - Elevator : en
  • US2191010A - Holder for screws : en
  • USD119035S - Design fob a foot holler : en
  • USD119036S - Design for a tot : en
  • USD119111S - Design for a textile fabric : en
  • DE688419C - Automatic spot welding machine with a welding current circuit that works like a timer : de en
  • US2190836A - Treatment of olefin-sulphur dioxide resins : en
  • US2191280A - Top stop for slide fastener tapes : en
  • US2191369A - Reciprocating fluid motor driven pump : en
  • US2190910A - Writing implement : en
  • US2190948A - Transfer machine : en
  • US2191047A - Method and means for testing the eyes : en
  • US2191139A - Suppository : en
  • US2191433A - Metal sheet fabricating machine : en
  • US2190737A - Cushioned buffer and coupling device : en
  • US2190946A - Wringer : en
  • US2191149A - wright : en
  • GB518197A - The manufacture of aralkyl ethers of polysaccharoses : en
  • GB518269A - Improvements in or relating to electric switches, particularly for battery lamps : en
  • IE15739L - Feeding glass to rollers : en
  • DE688507C - Device for filling and emptying flow gears : de en
  • DE688354C - Device for displaying images to be viewed from above : de en
  • US2191343A - Elastic fluid turbine condenser arrangement : en
  • GB518311A - Improvements in or relating to telecinema transmitters : en
  • US2191046A - Intermittent tension device : en
  • GB518325A - A process for the production of unsaturated halogen-containing derivatives of propene : en
  • DE688351C - Extractor for cooking pots or the like. : de en
  • GB518326A - Improvements in and relating to electric heating elements : en
  • GB518344A - Improvements relating to heating by induced alternating electric currents : en
  • GB518176A - Improvements in or relating to systems for controlling the division of load between two or more electric motors : en
  • US2191174A - Automobile heater : en
  • US2191299A - Insecticide : en
  • US2191088A - Continuous production of polymerization products of acetylene : en
  • USD119077S - Design for a dress ensemble : en
  • GB518275A - Improvements in or relating to knitting machines : en
  • CA386999A - Card sorting machine : en fr
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  • US2191353A - Illuminated sign for removable letters : en
  • US2191144A - Press roll : en
  • US2191394A - Carboxylic acid amides of the cyclopentanopolyhydrophenanthrene series : en
  • GB518163A - Improvements in method of operating a polymerization plant for hydrocarbon mixtures containing olefins : en
  • GR8789B - ARRANGEMENT OF SUPPLEMENTARY PROMOTION OF BICYCLE EXCHANGES OF THE STEERING WHEEL. : el en
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  • CA387011A - Germicidal composition for telephones : en fr
  • AU109781B2 - Improvements in or relating to thermionic valves : en
  • US2191247A - Signaling device : en
  • US2191181A - Portable collapsible crane : en
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  • AU53939A - Process forthe purification and Ph adjustment of liquids : en
  • USD119106S - Design for a textile fabric or simi : en
  • CA386965A - Electric lamp : en fr
  • DE688460C - preventable metal sheets from glowing : de en
  • DE688470C - Current transformer testing device : de en
  • DE688459C - Device for the lateral discharge of material from brake and scraper conveyors : de en
  • US2190846A - Collapsible box or carton : en
  • US2190779A - Grade line finder : en
  • US2190934A - Automatic safety switch for vehicles : en
  • US2191309A - Method for the separation of chemically modified rosins and their esters into components : en
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  • US2190709A - Means for aligning vehicle wheels : en
  • GB518164A - Improvements in or relating to carburettors for internal combustion engines : en
  • GB518318A - Improvements in or relating to the treatment of sulphite waste liquor : en
  • US2191086A - Voting machine : en
  • US2190885A - Atmospheric pressure water remover : en
  • DE688431C - Grudeherd : de en
  • USD119092S - Design for a pin clip : en
  • GB518133A - Improvements in or relating to combustion product engines : en
  • US2191095A - Centrifugal fluid jet pulverizer : en
  • DE688467C - Concentric, air-space-insulated high-frequency cables : de en
  • GB518200A - Improvements in potentiometer circuits for controlling bias voltages for pushpull photocell circuits, thermionic valves and similar purposes : en
  • DE688357C - Process for the production of picture tone films : de en
  • DE688519C - Plain bearings made from a hypereutectic alloy : de en
  • DE688506C - location : de en
  • GB518263A - Improvements in or relating to cracking and refining hydrocarbon oils : en
  • US2191256A - Hone : en
  • GB518336A - New and improved apparatus for weft feeler motions to be used in conjunction with looms : en
  • US2191254A - Vanity comb : en
  • US2190815A - Automatic focusing device : en
  • US2191059A - Carbonaceous ion-exchange material : en
  • US2191000A - Deep well tool : en
  • AU113765B2 - Improvements in thermal switches : en
  • AU153239A - Improvements in bedstead rail fasteners : en
  • US2190670A - Centrifugal pump : en
  • US2191389A - Circular rib knitting machine and method of operating same : en
  • USD119105S - Design fob a pin cop : en
  • GB518236A - Improved manufacture of soluble lead salts : en
  • DE688449C - Process for the aftertreatment of rayon packages obtained by the wet spinning process : de en
  • US2190840A - Corrosion resistant alloys : en
  • US2191063A - Manufacture of absorbent and ion exchanging materials : en
  • DE688579C - Device for partial removal of certain solid parts from a moving material flow of solid parts : de en
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  • US2191419A - Water supply and measuring tank for concrete mixers : en
  • GB518142A - Improvements in and relating to the manufacture of plaster board : en
  • GB518195A - Improvements in or relating to compositions for use as insect sprays : en
  • USD119066S - Design fob a dress : en
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  • US2191240A - Manufacture of stabilized gasoline : en
  • DE688397C - Threadless pipe connection : de en
  • US2190825A - Dyeing of cellulose derivatives : en
  • US2191278A - Vehicle lamp : en
  • DE688530C - Brake field circuit for amplifying or rectifying vibrations : de en
  • GB518300A - Improvements in or relating to automatic adjusting devices for clutch actuating mechanism : en
  • GB518272A - Improvements in or relating to power operated machines and guarding devices therefor : en
  • US2191292A - Prefocus projection lamp : en
  • DE688439C - Process for producing halftone photographic images : de en
  • US2190977A - Drift indicator : en
  • US2191258A - T connector : en
  • US2191376A - Flexible gripper member for needle looms : en
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  • AU46140A - Stem starch preparations : en
  • AU49539A - Improvements relating to bolts and like externally screw-threaded members : en
  • GB518229A - Improvements in or relating to motor operated tuning mechanism for radio receivers : en
  • GB518187A - Automatic control systems for arc lamps : en
  • US2191107A - Size testing system : en
  • USD119074S - Design for a dress ensemble : en
  • US2191248A - Means for protecting piles : en
  • US2191135A - Power mower : en
  • DE688432C - Spacer for window and door leaves : de en
  • GB518119A - Improvements in and relating to films having optical properties and to methods of manufacturing the same : en
  • GB518351A - Improvements in or relating to scraper drag systems : en
  • AU109786B2 - Improvements in or relating tothe melting of magnesium and magnesium base alloys : en
  • USD119063S - Design fob an automotive merchan : en
  • IE15742L - Double glazed windows : en
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  • US2190929A - Printing press fountain : en
  • US2191211A - Adjustable vehicle suspension : en
  • USD119073S - Design for sunglasses : en
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  • CA386992A - Vacuum pump : en fr
  • DE688521C - : de en
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  • DE687172C - Horizontal or vertical screw press, clay cutter or similar device for processing and shaping ceramic masses : de en
  • DE688385C - Process to improve the sharpness and brightness of X-ray fluoroscopy : de en
  • GB518256A - Improvements in or relating to circuit arrangements comprising a gasfilled incandescent-electrode : en
  • GB518181A - Improvements in or relating to knitted fabrics and their production : en
  • US2190811A - Attachment for trowels : en
  • CA387008A - Railway car roof ceiling : en fr
  • US2191009A - Pedal actuated windshield shade : en
  • CA387009A - Railway car roof : en fr
  • US2191425A - Filing book for data cards : en
  • US2191179A - Self-seating gasket : en
  • US2191364A - Three position electric snap switch : en
  • DE688458C - Arrangement for drying wood using high-frequency electrical fields : de en
  • DE687526C - Device for securing vessels, containers or pipelines against destruction by internal overpressure : de en
  • GB518211A - Device for locating directly invisible ray sources emitting infra-red rays : en
  • US2190683A - Filter means and method of making same : en
  • US2191141A - Heating apparatus : en
  • IE15778L - Containers for fluids under pressure : en
  • US2190951A - Automobile door handle : en
  • GB518298A - Improvements in and relating to electric motors : en
  • GB518346A - Improvements in and relating to storage tanks for other liquid : en
  • GB518328A - Improvements in the manufacture of multiply fabrics : en
  • GB518353A - Method of and means for treating or dealing with sludge in sewage sludge digestion tanks : en
  • GB518341A - Carrier wave signalling systems : en
  • DE688352C - Sliding device for conveyor wagons : de en
  • DE688374C - Shutter spindle for looms : de en
  • DK57303C - Bucket chain excavator. : da en
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  • GB518172A - A new or improved puzzle : en
  • AU76739A - Improvements in or relating to removable film spools for cameras : en
  • US2190985A - Check boll holder : en
  • US2191387A - Bed : en
  • DK57281C - Procedure for the manufacture of condensation products. : da en
  • US2190773A - Toilet flushing apparatus : en
  • US2191328A - Flow controlling device for refrigerating systems : en
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  • CA386946A - Suction nozzle : en fr
  • CA387029A - Liquid dispensing apparatus : en fr
  • US2190795A - Mechanical toy : en
  • DE688356C - Screw press for chopping and pre-dewatering of pre-chopped fruits, tubers or the like. : de en
  • AU109765B2 - Improvements relating to railway point and signal lever mechanism andthe like : en
  • CA386941A - Hair curler : en fr
  • GB518262A - Improvements relating to machines for boring earth, rock and similar materials : en
  • GB518324A - Improvements in continuous solvent extraction apparatus : en
  • CA387007A - Railway car roof : en fr
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  • USD119134S - Design fob a dress ensemble : en
  • GB518291A - Improvements in or relating to damping devices, particularly for measuring instruments : en
  • US2190962A - Tube tester : en
  • US2190663A - Spring beard knitting needle : en
  • DE688443C - Hand tool for cutting thin flat plates : de en
  • GB518120A - Improvements in or relating to transformer coupling arrangements : en
  • GB518118A - Devices for the treatment and the preservation of cereals stored in silos : en
  • GB518292A - An improved receptacle for soiled sanitary towels and other refuse or litter : en
  • US2190686A - Mineral exploration : en
  • USD119146S - Design for a handbag : en
  • US2190662A - Preparation of gases for polymerization : en
  • US2191264A - Roof support for vehicle bodies : en
  • AU109780B2 - Improvements in or relating to shortwave radio antenna systems : en
  • CA386931A - Rail securing method : en fr
  • US2190848A - Dyeings : en
  • US2190886A - Filter means and method of making same : en
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  • DE688504C - Process for the production of chromizing dyes : de en
  • GB518239A - Improvements in or relating to floor covering and method of making same : en
  • CA12644S - Cleaning device for rugs and other surface : en
  • US2191302A - Candle lighter and extinguisher : en
  • CA386993A - Gear pump : en fr
  • US2191216A - Circuit controller : en
  • USD119034S - Design foe : en
  • US2190938A - Gauge cock : en
  • US2191005A - Combination bassinet and carriage : en
  • US2191043A - Treatment of oils with phosphorus pentoxide : en
  • USD119098S - Design fob a pin clip : en
  • DE688364C - Tobacco spreader : de en
  • CA386937A - Manifolding material feeding means : en fr
  • CA386962A - Electric incandescent lamp : en fr
  • CA387017A - Liquid dispensing apparatus : en fr
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  • US2191156A - Reaction on carbonaceous materials with hydrogenating gases : en
  • US2191272A - Fluid fuel burner : en
  • DE688375C - gene : de en
  • USD119147S - Design for a handbag ob the like : en
  • DE688576C - Device for filling tank wagons with flammable liquids : de en
  • US2191039A - Yarn conditioning process and composition therefor : en
  • US2191421A - Dusting composition : en
  • US2190816A - Antenna : en
  • US2190916A - Foundation garment : en
  • US2190979A - Braking mechanism : en
  • US2191094A - Azo dyestuffs, etc. : en
  • US2191347A - Crankshaft lathe : en
  • US2191023A - Piston ring : en
  • DE688584C - Electric vehicle headlights : de en
  • GB518286A - Improvements in and relating to fluid controlling valves : en
  • AU139339A - Improvements in or relating to valves for controlling and interrupting the flow of fluids : en
  • CA386943A - Waterproof wall : en fr
  • CA387025A - Synthetic resin : en fr
  • AU62539A - Recovery of sulphur dioxide : en
  • US2190826A - Electrolytic condenser : en
  • US2191111A - Work dog : en
  • US2191146A - Radiator for heating a forced draft of air : en
  • US2191245A - Glass working tool : en
  • DE688569C - Motion picture reel : de en
  • US2191329A - Indicating system : en
  • GB518167A - Improvements in pile fabrics and processes of finishing the same : en
  • GB518271A - Improvements in or relating to locking pins whereby two parts may be secured in predetermined relationship : en
  • AU61839A - Improvements in or relating to shortwave radio antenna systems : en
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  • DE688349C - Flat winder for the production of permanent hair waves with a support that prevents reverse rotation : de en
  • CA386936A - Stabilizing device on ships : en fr
  • AU109752B2 - Improvements in or relating tothe production of iron from ore : en
  • US2190996A - Energy absorbing device : en
  • GB518186A - Improvements in or relating to continuous cycle absorption refrigerating machines : en
  • GB518302A - Flotation of coal : en
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  • DE688562C - Method and device for melting out metals from metal-containing material : de en
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  • CA386939A - Piston expander : en fr
  • US2191015A - Nasal inhaler : en
  • GB518296A - Improvements in pantagraph current collecting devices for electric railway vehicles : en
  • DE688590C - Device for crushing solid pieces : de en
  • US2190893A - Invisible hatpin : en
  • US2191002A - Bottle washing machine : en
  • USD119068S - Design for a dress : en
  • US2191116A - Cabinet construction : en
  • US2191384A - Contact plug : en
  • US2190944A - Piping for fire extinguishing sprinkler systems : en
  • US2191142A - Tank packing : en
  • US2191173A - Automobile heater : en
  • AU212039A - Improvements relating to railway point and signal lever mechanism andthe like : en
  • US2190646A - Optical device : en
  • US2190734A - Organic sulphonated hydrogenated abietyl derivatives and method of producing : en
  • US2191239A - Tank arrangement for aircraft : en
  • US2191291A - Rim reinforced case and method of forming same : en
  • US2191426A - Mowing implement : en
  • US2191230A - Device for putting new toe coverings on shoes : en
  • USRE21358E - Purifying gases : en
  • US2191346A - Electric lamp or similar device and method of manufacture : en
  • US2190874A - Clutch pressure plate : en
  • GB518334A - Process for the production of catalysts : en
  • US2190806A - Wall paneling supporting means : en
  • USD119093S - Design for a pin cup : en
  • DE688407C - Snowshoe holders for motor vehicles : de en
  • GB518268A - Improvements relating to guards for wringers and the like : en
  • DE688508C - Sewing machine with device for adjusting the stitch length and lowering the material slide : de en
  • DE688496C - Device for the automatic control of pumps or compressors operated by steam turbines with a rising characteristic, in particular of boiler feed pumps : de en
  • US2190819A - Studio couch : en
  • US2190864A - Footwear : en
  • US2191131A - Backlash eliminator : en
  • USD119112S - Design for a textile fabric : en
  • US2191295A - Bituminous materials : en
  • USRE21370E - Musical chime : en
  • US2190655A - Distributor : en
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  • GB518255A - Improvements in or relating to driving gear mechanism for machines for winding paper and other strip or sheet material, cables or the like : en
  • US2190865A - Yarn treating process and composition therefor : en
  • US2190936A - Method of packing foodstuffs : en
  • US2191417A - Means fob producing fuzzy ob imita : en
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  • US2191200A - Variable speed power unit : en
  • DE688457C - Closure for motor vehicle doors u. like : de en
  • DK57283C - Transmission system for electric oscillations. : da en
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  • US2191143A - Glass handling apparatus : en
  • USD119142S - Design for a dress ensemble : en
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  • US2190797A - Yarn winding apparatus : en
  • USD119064S - Design for an electric heater : en
  • US2190710A - Calculating mechanism : en
  • US2190822A - Air conditioning system : en
  • US2191322A - Apparatus for handling coal : en
  • US2190750A - Polyazo dyestuffs : en
  • US2190904A - Electrically heated steam iron : en
  • DE688424C - die setting and line casting machines with die bars guided in a circuit on wires : de en
  • DE688425C - Multi-disc brake : de en
  • GR8794B - TYPE OF ROOM COVERING TILES (ROOFS) AND METHOD OF MAKING THEM. : el en
  • GB518355A - Process for curling fibres for use in upholstery stuffing : en
  • US2191414A - Exposure meter : en
  • USD119080S - Design for a dress : en
  • USD119130S - Design for a dress ensemble : en
  • US2191138A - Clasp brake : en
  • GB518354A - Improvements in pans for the baking of bread : en
  • GB518357A - Improvements in pipe joints : en
  • DE686151C - Process for the production of iron and steel in the basic Siemens-Martin furnace without the addition of special deoxidizing agents : de en
  • DE688503C - Process for the preparation of humic acid complex compounds which can be used as soil improvers : de en
  • US2190708A - Vehicle transporting car : en
  • US2190732A - Manufacture of diaminodiarylketones and product thereof : en
  • US2190749A - Antiseptic preparation : en
  • DE688563C - Device for the recovery of mercury : de en
  • AU333239A - Improvements relating to spindle bearings : en
  • US2190801A - Apparatus for molding brick steps : en
  • GB518273A - Improved means of suppressing electrical interference by sparking plugs of internal combustion engines : en
  • US2191249A - Mercury cathode discharge tube : en
  • US2191323A - Snow plow attachment for automobiles : en
  • US2191120A - Method of geological survey : en
  • US2191242A - Shuttle with yielding cop engaging side member : en
  • DE688525C - Method of combating gas line freezing : de en
  • GB518184A - Improvements in or relating to discharge apparatus for fluids and semi-fluid substances : en
  • GB518134A - Improvements in or relating to apparatus for the rotary spinning of artificial threads : en
  • DK57294C - Cooling air supply device for streamlined rear motor vehicles. : da en
  • DE688541C - Handle adapted to the inner surface of the hand furn : de en
  • GB518127A - Improvements in and relating to electrical condensers and methods for manufacturing the same : en
  • DK57300C - Cartridge belt filling apparatus, also suitable for emptying cartridge belts. : da en
  • DE688536C - Process for the production of hollow bodies with reinforced bottom ends from glass tubes : de en
  • GB518171A - A process for desulphurising motor benzole : en
  • GB518174A - Improvements in and relating to cinematograph apparatus : en
  • AU109807B2 - Recovery of sulphur dioxide : en
  • US2191356A - Windshield wiper mechanism : en
  • US2191044A - Liquid treating apparatus of the built-up type : en
  • US2191057A - Facsimile transmitting and receiving system : en
  • US2191064A - Heating apparatus : en
  • USD119049S - Design for a toy : en
  • US2190649A - Solenoid cryptographic typewriter : en
  • US2191118A - Pyelographic preparation : en
  • US2190976A - Panel regulating apparatus : en
  • US2191406A - Labeling apparatus : en
  • CA386990A - Insulator : en fr
  • USD119033S - Design for a fusee dispenser : en
  • US2191330A - Box making machine : en
  • AU21440A - Improvements relating to mountings or fixings for use with rock drills : en
  • AU109763B2 - Muting control : en
  • CA387028A - Liquid dispensing apparatus : en fr
  • US2190718A - Polarizer : en
  • US2190697A - Electron discharge valve : en
  • US2191049A - Spotlight or the like : en
  • US2190859A - Cork rod forming machine and the like : en
  • USD119144S - Design fob a dress : en
  • GB518137A - Automatic braking means for a power- or man-hauled trailer vehicle : en
  • DE687018C - nd cards, sketches, croquettes, aviator pictures etc. like : de en
  • CA387024A - Vinyl resin composition : en fr
  • DE688418C - Process for the production of indirectly heated cathodes for electrical discharge vessels : de en
  • US2190660A - Sulphate black liquor talloel rosin and process of making the same : en
  • US2190804A - Heater for closed vehicles : en
  • US2191147A - Bag filling and weighing device : en
  • CA386997A - Electron discharge device : en fr
  • AU109747B2 - Improvements in and relating to drill shafts, drill bits, adaptors andother connectors for use with percussive drills : en
  • US2190776A - Composition of matter : en
  • US2191209A - Ball rolling game : en
  • US2191321A - Method of pleating fabrics : en
  • US2191112A - Locomotive stoker : en
  • DE688382C - Electro-optical relay : de en
  • DE688427C - Process for the preparation of water-soluble monoazo dyes : de en
  • US2190842A - Electric switch : en
  • US2190978A - Braking mechanism : en
  • CA386953A - Motor support : en fr
  • GB518170A - Improvements in and relating to cores for the production of hollow bodies of undercut form by immersion in film-forming substances and in the manufacture of said cores : en
  • GB518213A - Photographic printing process for images on multilayer material : en
  • GB518293A - Improvements in or relating to the production of pattern effects on mixed fabrics made of vegetable fibres and wool : en
  • GB518343A - Improvements in automatic sprinkler heads : en
  • CA387013A - Radio signalling system : en fr
  • US2190808A - Serological drop reaction means : en
  • US2191398A - Hearing aid apparatus : en
  • DE688561C - Process for the roasting of sulfidic flotation concentrates or other sulfidic ores : de en
  • US2191048A - Tree uprooter : en
  • US2190830A - Hydraulic torque converter : en
  • US2190949A - Exploded cereal : en
  • US2191267A - Building wall structure : en
  • GB518117A - A new or improved device for retaining and protecting milk bottles : en
  • US2190873A - Sewing case for thread braids : en
  • US2190882A - Converter coupling for vacuum cleaners : en
  • USD119113S - Unitfd statfs patfnt officf : en
  • USD119135S - Design for a dress ensemble : en
  • USD119150S - Design for a dress : en
  • SE98144C1 - Device for loading a tool wash lid : en sv
  • AU109755B2 - Improvements in combined cooking and water-heating apparatus for domestic purposes : en
  • GB518312A - Articles of synthetic material having metallic coatings : en
  • CA386998A - Projectile dead beat cylinder escapement : en fr
  • US2190705A - Cellulose derivative emulsions : en
  • DE688389C - Work equipment and tools : de en
  • DE688388C - Connecting hub for sectional radiator made of sheet metal : de en
  • US2190702A - Parasiticide and method of preparing same : en
  • US2191263A - Refrigerating apparatus : en
  • DE688520C - Calculating machine with multiplication calculator controlled by counting cards : de en
  • DK57296C - Steamship with coal crates placed on a detached deck. : da en
  • AU109766B2 - Process forthe synthesis of hydrocarbons from mixtures of carbon monoxide and hydrogen : en
  • CA387019A - Thermostatic element : en fr
  • DE688535C - Chimney cleaning door : de en
  • GB518217A - Improvements in and relating to electric lighting fittings : en
  • US2190694A - Car side door and folding skirt arrangement : en
  • US2190756A - Electric control system : en
  • US2190927A - Fluid-pressure actuated welding apparatus : en
  • DE688575C - Process for the production of water-resistant water glass masses : de en
  • AU63139A - Improvements in or relating to thermionic valves : en
  • DE688451C - ut : de en
  • CA386982A - Railway rigging retaining means : en fr
  • US2190753A - Apparatus for amplifying electrical variations : en
  • US2191167A - Amplifier : en
  • US2190877A - Furnace appliance : en
  • US2191246A - Railway switch piston and cylinder device : en
  • AU11639A - Stylus for facsimile recorder : en
  • DE688416C - Circuit for multi-grid tubes : de en
  • DE688410C - Pedal crank chain drive for bicycles : de en
  • AU73740A - Improvements in thermal switches : en
  • GB518285A - Improvements in means for determining the draft and trim of a ship : en
  • CA387002A - Epihalohydrin production : en fr
  • DE688592C - Training framework for aircraft production : de en
  • GB518287A - Improvements in and relating to electric motor control systems : en
  • GB518290A - Improvements in or relating to loading machines : en
  • DE688390C - from beryllium ore : de en
  • DE688577C - Bucket wheel excavator with a counterweight against the mining shock : de en
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  • GB518295A - Improvements in or relating to the manufacture of glass ampoules : en
  • US2190673A - Insecticidal spray : en
  • US2190723A - Top operated outlet valve : en
  • GB518159A - Improvements in or relating to cardboard and like boxes and box lids : en
  • CA386945A - Engine auxiliary air controller : en fr
  • US2190821A - Bending machine : en
  • US2190834A - Lamp holder : en
  • US2191327A - Cart : en
  • US2191222A - Railway container car : en
  • AU109797B2 - Improvements in fiber pulp refiner : en
  • AU109748B2 - Improvements in or relating to mops for vacuum cleaners : en
  • US2191370A - Apparatus for controlling fluids in oil wells : en
  • US2190824A - Aluminum to copper connector : en
  • US2191225A - Paste applying apparatus : en
  • USD119072S - Design for a dress : en
  • US2190902A - Wood splitting tool : en
  • AU109758B2 - Improvements relating to spindle bearings : en
  • AU167739A - Muting control : en
  • US2190956A - Magneto generator : en
  • CA386973A - Bearing metal alloy : en fr
  • AU368639A - Improvements in or relating to vulcanizing presses : en
  • US2191341A - Ventilator : en
  • USD119137S - Design for a dress ensemble : en
  • US2191213A - Severing mechanism for photographic copying machines : en
  • US2191228A - Buckle : en
  • US2190833A - Brake tester : en
  • CA386954A - Can filling machine : en fr
  • US2191184A - Toy wagon : en
  • US2190935A - Sorting machine : en
  • CA386914A - Wood fireproofing process : en fr
  • US2190817A - Method of determining the utility of carbons for depolarizing electrodes : en
  • US2190928A - Flare torch : en
  • AU109792B2 - Improved advertising device : en
  • US2190925A - Transmission mechanism : en
  • DE688492C - Process for the production of bituminous paving compounds : de en
  • US2191198A - Refrigerating apparatus : en
  • CA386964A - Electric lamp stem : en fr
  • US2191070A - Process of manufacturing plywood : en
  • US2191285A - Cooking apparatus : en
  • US2190867A - Tent frame for beds : en
  • US2190739A - Lighting system : en
  • US2191123A - Building construction : en
  • AU109802B2 - Heat exchanging apparatus, mainly for use in dairies : en
  • US2190980A - Release valve : en
  • US2190676A - Sifter top container : en
  • GB518138A - Improvements in or relating to holders for rolls of strip material : en
  • DE688493C - Method and device for dividing individual magnetizable links from a stack, in particular from a stack consisting of chain thread guard lamellae : de en
  • DE688384C - Device for producing a uniform fluorescent coating, in particular a coating made from a mixture of fluorescent materials : de en
  • GB518210A - Improvements in and relating to television systems and thermionic valve circuits for use therein : en
  • GB518227A - Improvements in or connected with hose reels : en
  • DE688448C - Procedure for operating Siemens-Martin-OEfen with : de en
  • DE688538C - Barrel weight scale for the production of mixtures : de en
  • GB518128A - Wireless receiving systems : en
  • US2191283A - Splint : en
  • CA386995A - Oscillation generator : en fr
  • GB518238A - Improvements in or relating to reciprocating engines : en
  • US2190681A - Slack adjuster : en
  • US2190922A - Method of comminuting fusible materials such as sulphur : en
  • US2190870A - Body dumping mechanism : en
  • CA386980A - Photographic composing apparatus : en fr
  • GB518203A - Improved apparatus for and method of firing open hearth furnaces for melting and refining metal : en
  • GB518249A - Improvements in or relating to burner nozzles for inverted incandescence gas lamps : en
  • GB518352A - Improvements in form grinding : en
  • GB518242A - Improvements in or relating to jointing, sealing and covering material : en
  • GB518299A - Improvements in electric discharge devices : en
  • US2191188A - Electromagnetic brake : en
  • US2190659A - Apparatus for forming sheet metal : en
  • US2191238A - Taping device : en
  • US2191165A - Smoking pipe : en
  • US2191089A - Art of refining : en
  • USRE21367E - Attachment for windshield wipers : en
  • US2190971A - Bottle breaker : en
  • US2191016A - Nasal inhaler : en
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  • AU109773B2 - Improvements in or relating to reinforced concrete tanks and means for manufacturing thesame : en
  • US2190987A - Strainer bowl brace : en
  • US2191103A - Azo dyestuffs insoluble in water : en
  • US2191268A - Machine for patting candy : en
  • DE680461C - Device for remote control and remote monitoring : de en
  • DE688547C - Lamellar screen cylinder : de en
  • GR8800B - PERFECTED GLASS AND SIMILAR TRANSPARENT MATERIALS. : el en
  • US2190858A - Lubricating device for machine tools : en
  • US2191040A - Process of coloring : en
  • US2191336A - Threadless lamp socket : en
  • GB518160A - Improvements in vulcanization of rubber : en
  • GB518208A - Improvements relating to metallic conduits for electric conductors : en
  • GB518340A - Improvements in and relating to knitting and other needles : en
  • US2191236A - Garden or hedge shears : en
  • DE688378C - Can-like stapler designed as stapling pliers : de en
  • US2190992A - Protector for saddles : en
  • DE688392C - Apparatus for producing push-pull sound recordings : de en
  • GB518266A - A process for the manufacture of progesterone : en
  • DK57278C - Procedure for Making a Rigid Sweater for Buster or Mannequins. : da en
  • DE688307C - Gripping device for hoists : de en
  • US2190777A - Ignition mixture : en
  • GB518345A - Improvements in and relating to pleated blinds : en
  • GB518305A - An improved receptacle for crockery or the like : en
  • US2190791A - Illuminated bait : en
  • US2190692A - Portable spot-welding machine : en
  • US2190765A - Spark plug with umbrella : en
  • US2190828A - Method of casting : en
  • US2191260A - Process of preparing cholesterol : en
  • US2191311A - Method for the separation of chemically modified rosins and their esters into components : en
  • US2190689A - Process and apparatus for treating yeast : en
  • US2190943A - Stick handling apparatus : en
  • US2190653A - Door-controlling means : en
  • USD119078S - Design fob a stapijng machine : en
  • US2190881A - Questionnaire game : en
  • DE688401C - Method for reproducing stereoscopic images : de en
  • GB518157A - Improvements in corrosion inhibitors for pickling baths : en
  • GB518218A - A rotary joint for pipes or the like : en
  • AU109801B2 - Process forthe production of isobutane from normal butane : en
  • US2191400A - Game scoring device : en
  • US2190974A - Stoker : en
  • US2190658A - Motion picture projector : en
  • US2191303A - Expansion chamber conbtbuction : en
  • US2191055A - Telephone set for communication in airplanes : en
  • US2190898A - Educational display device : en
  • US2191210A - Buckle : en
  • US2191129A - Button sewing machine : en
  • US2190755A - Hydraulic press : en
  • US2190875A - Miniature bulb and socket construction : en
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  • DE688601C - Device for automatic adjustment of the inlet walls, especially in fabric tensioning machines : de en
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  • US2191104A - Pan strapping : en
  • US2190838A - Rod clamp : en
  • US2190990A - Container construction : en
  • DE688497C - Safety circuit for catenary buses : de en
  • DK57285C - Electric High-pressure metal vapor discharge tube with auxiliary tank heated by an annealing body. : da en
  • US2190751A - Vat dyestuffs of the anthraquinone series : en
  • USD119107S - Design fob a pin cup : en
  • DE688400C - Device for fastening rivet pins in metal sheets, in particular for the production of contact springs : de en
  • USD119046S - Design for a display form for : en
  • DE688551C - Coke-oven ramp that can be sprinkled from above and covered with iron protective plates : de en
  • US2190884A - Venetian blind equipment : en
  • USRE21368E - Water block or dam forming device : en
  • US2191161A - Interlocked structure : en
  • US2190931A - Camshaft treating machine : en
  • US2191110A - Heel breast covering clamping device : en
  • USD119101S - Design for a pin cup : en
  • USRE21363E - Shaving device and motor therefor : en
  • US2190988A - Duplicating machine : en
  • DE688391C - Device for weight measurement of the content of liquid containers : de en
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  • DE688550C - Comb roller frame with storage of the roller journals in roller bearings : de en
  • US2190940A - Can opener : en
  • DK57292C - Infinitely variable speed gear drive. : da en
  • US2190829A - Phenol carboxylic acid amideformaldehyde resins : en
  • US2191407A - Locomotive : en
  • DE688480C - Method for reducing needle noise when recording and playing back sound recordings : de en
  • CA386967A - Motor protective system : en fr
  • US2190937A - Air conditioning register : en
  • GB518309A - Improvements in or relating to synthetic metallic enamels : en
  • GB518322A - Apparatus for expediting the setting or consolidating of concrete and such like uses : en
  • GB518154A - Improvements in aeroplanes : en
  • US2190803A - Container : en
  • US2190919A - Remote controlled movable tail block : en
  • US2191361A - Manufacture of amino-triazine : en
  • US2190847A - Switch plate : en
  • USD119139S - Design foe. a dress : en
  • US2191357A - Method of treating petroleum emulsions : en
  • US2191432A - P-carbamidobenzenesulfonamide and process of producing it : en
  • US2191119A - Method of and apparatus for surveying the formations traversed by a bore hole : en
  • US2191289A - Binary cycle power plant : en
  • US2190772A - Direction signal switch : en
  • US2190913A - Process for producing aluminum chloride : en
  • GB518329A - Improvements in electric motor control systems : en
  • AU114575B2 - Improvements relating to mountings or fixings for use with rock drills : en
  • US2190968A - Water hoist : en
  • USD119089S - Design for a bottle : en
  • US2190957A - Method and apparatus for generating power : en
  • US2191396A - Plotting device : en
  • US2190775A - Electric valve circuit : en
  • US2190720A - Sash or store front construction : en
  • US2191358A - Oil range top construction : en
  • US2191367A - Laminated product : en
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  • US2191122A - Liquid separator or save-all : en
  • GB518284A - Valve guides for internal-combustion engines : en
  • CA386949A - Branch fitting production : en fr
  • DE688415C - Device for compacting heaped masses, especially concrete for road surfaces : de en
  • AU70539A - An improvement inthe grain distributors utilized inthe grain feed of drills, combines andthe like : en
  • CA386924A - Grinding machine bed : en fr
  • DE678982C - Process for the production of footwear with foot arch supports firmly incorporated into the sole : de en
  • US2191320A - Hydraulic clutch and brake mechanism : en
  • US2191374A - Collapsible pneumatic structure : en
  • US2191097A - Splint stretcher : en
  • US2190973A - Furnace for the combustion of lignite and semibituminous coal : en
  • USD119062S - Design for a stove : en
  • DE688533C - Magnetic switch for the electric circuit of the electric coal drive of arc lamps : de en
  • DE688377C - Linings for blow-off pipes and manifolds : de en
  • DE688591C - Process for the production of long-life phosphatide-malt extract emulsions : de en
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  • GB518313A - Improvements relating to hosiery : en
  • US2191008A - Shade-roller bracket : en
  • AU109782B2 - An improvement inthe grain distributors utilized inthe grain feed of drills, combines andthe like : en
  • CA386923A - Sprinkler head : en fr
  • US2191431A - Wood bleaching : en
  • US2191185A - Impulse generating arrangement : en
  • US2191265A - Segmental metallic packing ring : en
  • AU109794B2 - A process for sterilizing fluids, especially milk : en
  • GB518297A - A support for portable drilling machines : en
  • AU117439A - Improvements in and relating to variable-length connecting bars : en
  • CA386922A - Bicycle driving chain adjusting means : en fr
  • AU109777B2 - Improvements in and relating to apparatus for cooling and dispensing sweetened carbonated liquids, beer andthe like from bulk : en
  • US2190744A - Process for forming slivers from coconut fibers : en
  • US2191068A - Process for preparing monovinylacetylene : en
  • DE688444C - Device for bucket wheel excavators with a bucket wheel boom that can be raised and lowered and moved against the impact of the excavator : de en
  • DE688473C - Elmaschen and flat weft knitting machine to carry out this process : de en
  • US2191326A - Refrigeration compressor : en
  • CA387018A - Aerial cable suspension : en fr
  • JPS152317Y1 - : ja
  • CA386952A - Paper machine stock delivering apparatus : en fr
  • AU257039A - Improvements in and relating tothe production ofice cream : en
  • AU389238A - Improvements in and relating to sprays andthe like : en
  • AU108239A - Process and apparatus for rapidly effecting metallurgical operations : en
  • AU170339A - Device for squeezing lemons, oranges or other citrus fruits : en
  • AU109751B2 - Seed dressings : en
  • US2191402A - Photographic illuminating equipment : en
  • US2191335A - Electric switch control means : en
  • CA386969A - Radio tuning and feeder arrangement : en fr
  • USD119108S - Design fob a pin cup : en
  • US2191114A - Condensation product of the perylene series : en
  • GB518337A - New and improved containers for cops, bobbins and skewers discharging from the shuttle on automatic looms : en
  • USD119053S - Design for a combined container : en
  • US2190695A - Secondary electron emitter and method of making it : en
  • US2190950A - Apparatus for determining the inclination and directon of a hole : en
  • US2191090A - Art of refining : en
  • US2191172A - Means of transmission of power : en
  • DE688403C - Removable device to increase the loading capacity of carts : de en
  • DE688461C - Cleaning process of protective gas for the heat treatment of metallic goods : de en
  • GB518320A - An improved garment : en
  • US2190906A - Styrene-tung oil copolymer : en
  • US2191007A - Collapsible table : en
  • US2191099A - Blackboard and improved process of making the same : en
  • AU50039A - Improvements in or relating to mops for vacuum cleaners : en
  • US2191079A - Shoe jack : en
  • US2191058A - Acoustical oscillator, principally organ pipe : en
  • US2191148A - Apparatus for cutting sheet material : en
  • US2191301A - Insecticide : en
  • DE688361C - Frame strips : de en
  • AU173239A - Improvements in combined cooking and water-heating apparatus for domestic purposes : en
  • AU165539A - Improvements in and relating to electric lighting fittings : en
  • GB518162A - Improvements in light-sensitive layers for use in diazotype printing : en
  • US2190967A - Torque measuring wrench : en
  • DE688363C - Firing pin assembly : de en
  • US2190703A - Perchlorate explosive : en
  • US2190941A - Paper calendering apparatus : en
  • US2191294A - Fastening means for detachably securing handles to operating shafts : en
  • US2190872A - Safety device for hydraulic brake systems : en
  • USD119056S - Design for a combined weighing scale : en
  • US2190685A - Electromagnetic vibratory interrupter : en
  • DE688453C - Process for the production of aircraft fuselages, wings and the like. like : de en
  • DK57290C - Trigger for Vending Machines. : da en
  • DE688588C - Turbomechanical compound transmission : de en
  • US2190722A - Machine for shaping wires which are intended for binding perforated leaflets : en
  • AU109771B2 - Improvements in or relating to the trimming of a heel end portion of a sole to facilitate the fitting of a heel to a shoe including the sole, and in or relating to the preparation of a shoe for the performance of a trimming operation on a heel end portion of a sole thereof : en
  • DE688477C - Floating crane : de en
  • US2191150A - Game device : en
  • US2190986A - Tempering sheet metal : en
  • USRE21365E - Photographing apparatus : en
  • AU191339A - Process forthe production of isobutane from normal butane : en
  • US2190896A - Revolving cone mixer : en
  • USRE21359E - Ship construction : en
  • US2191019A - Feeding means and method : en
  • US2191025A - Method of making composite pipes : en
  • DK57295C - Spring device for Motorcycles' Rear Wheels. : da en
  • US2190657A - Discharge device : en
  • US2191028A - Film package : en
  • US2191383A - Roofing sheet : en
  • GB518185A - Improvements in or relating to screening apparatus : en
  • CA387015A - Liquid dispensing device : en fr
  • US2190888A - Curtain, curtain stretcher, and stretcher clamp : en
  • CA386981A - Sanitary napkin manufacture : en fr
  • US2190742A - Railway car : en
  • US2190869A - Dumping mechanism : en
  • AU109767B2 - Improvements in or relating to improved surfacing constructions and improved substantially flat decks or roofs : en
  • AU109779B2 - Improvements in or relating to shortwave radio antenna systems : en
  • CA386989A - Metallic coating for ceramic bodies : en fr
  • US2190863A - Road sanding machine : en
  • USD119084S - Design for a holder for condiments : en
  • US2190759A - Electric valve circuit : en
  • US2190899A - Gauge : en
  • US2190736A - Ticket printing machine : en
  • US2190740A - Hand operated printing press : en
  • US2190911A - Portable shear : en
  • US2191262A - Signal for liquid dispensing apparatus : en
  • US2190831A - Transmission : en
  • US2191021A - Pulling device : en
  • GB518219A - Improvements in and relating to refuse bins and other containers for the collection and storage of materials and articles of all kinds : en
  • US2190891A - Bumper guard : en
  • US2190909A - Process for making fibrous molded products and materials : en
  • US2191136A - Solvent and process for dewaxing mineral oils : en
  • US2190810A - Edge-setting machine : en
  • US2191004A - Fishing reel : en
  • US2191334A - Protective arrangement : en
  • US2191401A - Multiple garment hanger : en
  • USD119032S - Design fob a game board : en
  • US2190923A - Manifolding device : en
  • US2191006A - Stoker pipe : en
  • US2191151A - Magnetic core with constant permeability : en
  • US2191241A - Loose material dispensing apparatus : en
  • US2191203A - Sound indicating apparatus : en
  • US2191378A - Circular rib knitting machine and method of operating same : en
  • US2191051A - Scaffold ladder : en
  • US2190961A - Measuring instrument : en
  • AU109795B2 - Process and apparatus for rapidly effecting metallurgical operations : en
  • AU52639A - Improvements in or relating to layers which are sensitized means of a diazonium compound and methods of manufacturing the same : en
  • US2191175A - Automobile heater : en
  • US2190721A - Collapsible paperboard house : en
  • USD119148S - Design for a handbag or the like : en
  • CA387014A - Liquid dispensing apparatus : en fr
  • CA386958A - Clutch : en fr
  • AU54639A - Apparatus for producing scenic reflection effects : en
  • CA386942A - Vehicle headlight : en fr
  • CA386955A - Can filling machine : en fr
  • CA386919A - Coupling : en fr
  • US2191325A - Face guard : en
  • CA386951A - Sheet metal reducing device : en fr
  • AU58439A - Improvements in or relating to internal combustion engines and method of operating thesame : en
  • US2190813A - Portable hand loom : en
  • US2190699A - Automatic control for radio apparatus : en
  • US2190897A - Revolving mixer : en
  • GB518223A - Improvements in cooling poultry : en
  • DK57284C - Radio receiver coupling with cathode ray indicator. : da en
  • GB518348A - Improvements in and relating to water heating installations : en
  • GB518125A - Improvements relating to rheostatic braking systems for direct-current electric motors : en
  • US2190741A - Hinge and operating means therefor : en
  • US2191253A - Hurdle : en
  • GR8786B - PERFECTED TYPE HYDROMETER. : el en
  • GR8797B - PASS BURNER OF OIL LIQUID AND OWN FUEL OIL. : el en
  • US2190887A - Electric machine : en
  • US2191001A - Vehicle direction signal : en
  • CA386915A - Rubber heel : en fr
  • AU109750B2 - Improvements in or relating to telecommunication exchange systems employing translator equipment : en
  • AU109776B2 - Process forthe purification and Ph adjustment of liquids : en
  • IE15743L - Double glazed windows : en
  • GB518246A - Improvements in or relating to valves : en
  • DE688358C - Wing for aircraft : de en
  • GB518220A - Improvements in or relating to the manufacture of moulded or otherwise shaped articles : en
  • US2191340A - Hydraulic transmission mechanism : en
  • DE678421C - Fitting jacket : de en
  • GB518175A - Improvements in the construction of metal framed and cased buildings : en
  • US2191206A - Process of purifying gelatin and casein : en
  • USD119071S - Design for an airplane : en
  • DK57298C - Lined Galoche of rubber or similar Material. : da en
  • GB518194A - Process for the production of phosphatide products which are soluble or readily dispersible in water : en
  • DE688531C - Linearized, aperiodic high-frequency amplifiers through negative feedback : de en
  • USD119044S - Design for a garden tool head : en
  • CA386960A - Carton and container : en fr
  • CA387010A - Collapsible container making apparatus : en fr
  • GB518179A - Improvements in ingot moulds and ingots and method of producing ingots : en
  • DE688499C - Process for the production of induction counters with an insulating base plate and a closed frame pressed into the base plate, forming the core of the drive system : de en
  • GB518153A - Improvements in battery paste retainers and methods and apparatus for making the same : en
  • GB518307A - Improvements in paper linings for boxes, drawers and like receptacles : en
  • GB518147A - Improvements relating to hollow cylindrical bodies made from glass or other fibres bound by adhesive : en
  • DK57279C - Washing drum with a specific direction of rotation. : da en
  • IE15768L - Containers for fluids under pressure : en
  • DE688417C - Press-drawn hollow bodies made of ceramic material for the production of tube capacitors : de en
  • DE688386C - Device for removing the sheets of bast fibers : de en
  • DE688558C - Via an energy storage device driven changeover switch with double fluid damping for electric motors for driving back and forth moving machines, especially washing machines : de en
  • US2191351A - Combinations of a source of radiation with material adapted to be excited to luminescence by the radiation : en
  • US2190671A - Automobile heating system : en
  • US2190890A - Process for influencing the growth of plants : en
  • US2191160A - Dice box : en
  • US2191390A - Rolling angles : en
  • USD119115S - Textile fabric or similar article : en
  • CA386948A - Ironing machine feeding device : en fr
  • DE687417C - els spring stilts arranged in pairs, reaching from the axle work to just below the roof of the car body : de en
  • DE688441C - Movable eyes, especially for stuffed figures : de en
  • AU109760B2 - Improvements in or relating to valves for controlling and interrupting the flow of fluids : en
  • US2191115A - Ventilated rotary brush : en
  • US2190915A - Copolymers of styrene with oiticica oil or its derivatives : en
  • US2190738A - Antistall device : en
  • US2191259A - Insecticide : en
  • DE688408C - loss in pneumatic tires : de en
  • DE688594C - Ball bearing holder for ball bearings used on the edge of levers and similar components of aircraft : de en
  • GB518206A - Improvements in or relating to bearings : en
  • US2191187A - Air cleaner : en
  • US2190724A - Loading device for railway cars : en
  • US2190960A - Easel for cemetery wreaths : en
  • US2190717A - Radio direction finder : en
  • USRE21357E - Production of soi from acto sludge : en
  • US2191365A - Process for purifying sugar juices and solutions : en
  • US2190827A - Electrolytic condenser : en
  • US2191158A - Control system for polyphase motors : en
  • US2191430A - Slip cover installation, fastener for the same, and method of attaching same : en
  • US2191124A - Fence post : en
  • GB518204A - Improvements in electric discharge lamps : en
  • US2191105A - Strap fitting plate : en
  • US2191359A - Landing gear for aircraft : en
  • DE688455C - Flexible sleeve for sealing the pistons of hydraulic brake systems : de en
  • GB518265A - Improvements in and relating to power transmission systems : en
  • GB518251A - Improvements in or relating to articulated locomotives and like vehicles : en
  • USD119040S - Design for an edible container : en
  • US2191026A - Tone arm pickup : en
  • US2191152A - Electrical insulator : en
  • US2191352A - Frozen confection and coating : en
  • US2190790A - Bore-hole surveying instrument : en
  • DE688445C - Device for opening and closing the drying boxes for printed fabric and paper webs, especially in rotogravure printing machines : de en
  • DE688482C - Calculating disc rule : de en
  • GB518190A - An improved tap or faucet : en
  • US2190844A - Metallic container : en
  • US2191014A - Tobacco pipe : en
  • GB518146A - Improvements in or relating to lock washers and their manufacture : en
  • GB518166A - Improvements in or relating to apparatus for coating paper fabrics and the like : en
  • DK57291C - Device at Coin Vending Machines for Sale of Electrical Energy. : da en
  • US2191168A - Table structure and method of producing the same : en
  • US2191162A - Compressor shut-off valve mechanism : en
  • US2191395A - Milk pail strainer : en
  • GB518350A - Apparatus for continuously covering or coating metal tubes with a bituminous protective coating which is liquid when hot : en
  • US2191045A - Speed indicator : en
  • US2191223A - Hydrostatic bailer : en
  • CA387021A - Coupling for tubes : en fr
  • GB518158A - Improvements in the preservation of rubber, oils and other oxidizable substances : en
  • AU109803B2 - Stylus for facsimile recorder : en
  • GB518308A - Wireless receiving system : en
  • US2190998A - Air conditioning apparatus : en
  • USD119055S - Design for a punch board or similar : en
  • GB518234A - Improvements in files for documents : en
  • GB518332A - Improvements in the manufacture and production of derivatives of coronene : en
  • DE688589C - Fluid change and reversing gearboxes : de en
  • GB518225A - Improvements in or relating to the treatment of textile materials, films, foils and the like with etherifying agents : en
  • DE688595C - Lock for locking plates, especially on aircraft : de en
  • AU109762B2 - Improvements in fiber pulp refiners : en
  • DE680923C - Stranding machine with change gears between the stranding basket and take-off pulley : de en
  • US2191397A - Baby swing : en
  • US2191024A - Air conditioned canopy for beds : en
  • DE688501C - Printing device for register cutting machines : de en
  • US2191409A - Machining apparatus : en
  • USD119138S - Design for a textile fabric : en
  • US2190785A - Tobacco mixing and distributing device : en
  • USD119125S - Design for a dress : en
  • US2191269A - Automobile body construction : en
  • US2190799A - Starting circuit for electric valve apparatus : en
  • CA386956A - Measuring apparatus : en fr
  • DE688585C - Device for the production of coil windings, ins : de en
  • US2190907A - Reaction products of di-chloro-dioxane and the halo-organic acids : en
  • US2191075A - Flag and flagpole holder : en
  • GB518140A - Improvements in stays for mirrors and the like : en
  • GB518173A - Improvements relating to ticket issuing and/or cancelling machines : en
  • USD119087S - Design for a combination container : en
  • DE688567C - Method and device for aligning aligned bores or long bores : de en
  • US2191229A - Exterminating apparatus : en
  • DE688523C - Method for weaving fibrous webs, in particular paper : de en
  • GB518224A - Improvements in and relating to vertical metal extrusion presses : en
  • US2191137A - Headstock positioning mechanism : en
  • DE688402C - within a hood that encases an air-cooled engine, in particular an aircraft engine : de en
  • DE688509C - Equipment for cooking fish for the production of canned food : de en
  • US2190774A - Electric valve circuit : en
  • US2190800A - Advertising device or toy : en
  • US2190743A - Measuring system : en
  • USD119069S - Design for a dress ensemble : en
  • DE688413C - Radiation boiler with downpipes on the outside of the front wall : de en
  • US2191306A - Method for the separation of chemically modified rosins and their esters into components : en
  • DE688580C - Association of wet and dry services for processing raw lignite : de en
  • DK57302C - Wedge to sheet pile wall lock. : da en
  • AU109757B2 - Improvements in and relating tothe production ofice cream : en
  • US2191293A - Method and apparatus for the permanent waving of hair : en
  • US2190933A - Proportioning apparatus : en
  • AU109800B2 - Device for squeezing lemons, oranges or other citrus fruits : en
  • US2191065A - Wave transmission system : en
  • US2191085A - Clamping means for mirrors for motor vehicles : en
  • US2191354A - Open hearth furnace and method of operating the same : en
  • CA386985A - Pure titanium dioxide : en fr
  • US2191413A - Loom stop motion : en
  • US2190914A - Electronic device : en
  • USD119090S - Design for a dress : en
  • US2190778A - Moving mechanism for pins, brooches, etc. : en
  • AU225839A - Heat exchanging apparatus, mainly for use in dairies : en
  • CA386917A - Tire tube : en fr
  • US2190648A - Lubrication of alloy bearings : en
  • US2191310A - Method for the separation of chemically modified rosins and their esters into components : en
  • US2191375A - Noise suppression apparatus for telephones : en
  • CA386930A - Aeroplane hydraulic or oleopneumatic plant : en fr
  • CA386928A - Electric melting furnace : en fr
  • US2190644A - Treatment of soy bean meal by fermentation : en
  • US2190984A - Fishing rod and reel attachment : en
  • US2190868A - Pressing system : en
  • US2190656A - Insecticide : en
  • US2190682A - Direction of rotation responsive switch : en
  • AU135739A - Improvements relating to mechanical braking systems : en
  • DE688414C - Hanging safety valve : de en
  • DE688524C - Sliding windows with several in the common Schln : de en
  • DE688560C - Roller hanger for curtain rails : de en
  • US2190809A - Fabricator for adhesive tape : en
  • US2191408A - Engine truck stabilizer : en
  • US2191348A - Dust mop handle or the like : en
  • USD119102S - Design fob a pin clip : en
  • US2191191A - Power unit : en
  • GB518323A - Improvements relating to goggles and eye protectors : en
  • US2191282A - Automatic load holder for testing machines : en
  • DE688195C - Amusement device : de en
  • US2190672A - Water-soluble phenol-aldehyde resins : en
  • US2191337A - Melting apparatus : en
  • US2191381A - Safety signal operator : en
  • US2190661A - Cable lock : en
  • US2191333A - Engine cylinder valve : en
  • AU53039A - Combined cigarette papers and tobacco tin : en
  • AU489538A - Dispersion of rubber in polar organic liquids : en
  • CA386970A - Oscillation generator : en fr
  • US2190918A - Process for improving lubricating oils : en
  • USD119095S - Design for a pin clip : en
  • US2191029A - Anthraqbinone compounds and proc- : en
  • US2191318A - Trailer brake system : en
  • USD119045S - Design for a tie rack : en
  • GR8787B - HOW TO MAKE COLLARS. : el en
  • DE688434C - Continuously working zinc reduction furnace with standing muffles : de en
  • AU161839A - Improvements in engine exhaust mufflers : en
  • US2190642A - Surface broaching machine : en
  • US2190920A - Power operated saw swage : en
  • CA387026A - Liquid dispensing apparatus : en fr
  • AU353739A - Improvements in or relating to improved surfacing constructions and improved substantially flat decks or roofs : en
  • DE688469C - Electrical pointer return, especially for electrical measuring devices with low straightening force : de en
  • US2190786A - Fishing reel : en
  • US2190835A - Arrangement for carrying out electrometrical measurements : en
  • US2191176A - Automobile heater : en
  • US2190668A - Diode oscillator : en
  • US2190713A - Piezoelectric pressure indicator : en
  • US2190862A - Directional signal for motor vehicles : en
  • US2191412A - Snap fastener stud : en
  • US2191154A - Safety device for dispensing pumps : en
  • CA386929A - Power shovel : en fr
  • CA386925A - Projectile time fuse : en fr
  • CA387027A - Liquid dispensing apparatus : en fr
  • US2190781A - Alloys resistant to burning and scaling : en
  • US2190954A - Refrigerating apparatus : en
  • USD119131S - Design for a stocking : en
  • US2190975A - Fountain applicator : en
  • US2191087A - Magneto generator : en
  • US2191428A - Dissolving, softening, and gelatinizing agent : en
  • US2191035A - View finder mount : en
  • USD119048S - Design foe : en
  • USD119132S - Design fob a textile fabric : en
  • DE688456C - pressure generator with two cylinders arranged one behind the other on the same axis : de en
  • DE688514C - Multi-motor drive for fabric tensioning and drying machines with a built-in cylinder drying and impregnation machine : de en
  • US2191081A - Wheel mounting device : en
  • DE688395C - Brake circuit on electric starter motors for internal combustion engines : de en
  • DE688543C - Siphon head : de en
  • DE688556C - Gate valve for gas lines : de en
  • USD119081S - Design for a cooking utensil for : en
  • GB518182A - Improvements in method and apparatus for welding sheet metal, in particular can bodies : en
  • US2191202A - Vehicle wheel : en
  • US2191205A - Indicator switch : en
  • GR8790B - BACKGAMMON THE INTERIOR SURFACE OF WHICH IS A MIRROR. : el en
  • GB518180A - Improvements in or relating to apparatus for preventing ice accumulation on surfaces, for example, surfaces of travelling aircraft : en
  • GB518216A - Apparatus for regulating electric arcs : en
  • US2191033A - Composition for the treatment of synthetic warp yarns : en
  • US2191305A - Toy : en
  • GR8796B - FISHERIES AND MINE DESTRUCTION SYSTEM. : el en
  • GB518243A - Process for the manufacture of poly-azodyestuffs : en
  • US2191128A - Faucet : en
  • US2191355A - Production of high grade sheet and strip steel from nonrefined molten steel : en
  • US2191380A - Well pump : en
  • AU357939A - Method and means for regulating temperature in ore roasting furnaces : en
  • CA386986A - Metal recovery process : en fr
  • DE688505C - Process for the extraction of anhydrous, crushed pitch from hot, liquid pitch by the action of running water : de en
  • DE688436C - Process for heating the reaction mixture to the temperatures required for the reaction in the production of magnesium : de en
  • GB518254A - Improved garment hanger : en
  • GB518310A - Improvements in signalling devices for road vehicles : en
  • DE688350C - Backpack or knapsack convertible into a bed with a covered deck : de en
  • US2191017A - Process for the production of silverless picture and sound records by the chromate method : en
  • US2190959A - Gravity measuring instrument : en
  • US2191163A - Film drier : en
  • USD119096S - Design fob a pin cijp : en
  • DE688394C - Guide the fork of fork tedders : de en
  • AU109761B2 - Improvements in bedstead rail fasteners : en
  • US2191319A - Pressure regulating valve : en
  • CA387012A - Temperature controlling and ventilating system : en fr
  • GB518126A - Improvements in the manufacture of hermetically sealed absorption refrigerating apparatus : en
  • GB518205A - Improvements in talking machines for playing a plurality of records in succession : en
  • GB518230A - Improvements in or relating to electrolytic condensers : en
  • US2191339A - Combined connector and switch : en
  • AU72239A - Improvements in or relating tothe production of iron from ore : en
  • GB518342A - Dish and plate washing up machine : en
  • GB518316A - Improvements in or relating to annealing furnaces : en
  • GR8799B - METHOD AND MEANS OF PREVENTION OF DANGEROUS DISEASES IN TRANSMISSION. : el en
  • DK57288C - Machining apparatus, preferably Bone or Grinding apparatus, for use in the treatment of floor surfaces or similar surfaces. : da en
  • GB518454A - Improvements in and relating to the connection of pipes, immersion heaters or the like to tanks and the like : en
  • DE688462C - Infeed and outfeed device for bright glow pass-through ovens : de en
  • DE688529C - Device for releasing locked axles on rail vehicles : de en
  • US2190748A - Securing device for concrete forms : en
  • US2191312A - Drilling fluid for combating heaving shale : en
  • US2191371A - Wedge type chuck : en
  • DE688396C - Starting device for internal combustion engines : de en
  • DE688465C - Iron bearing shell : de en
  • GB518141A - Improvements relating to inflatable bed mattresses : en
  • US2190716A - High pressure closure : en
  • US2191224A - Apparatus for conditioning air : en
  • US2191284A - Cooking apparatus : en
  • US2191377A - Method of reduction of oxides : en
  • US2191366A - Roll scraper : en
  • US2190700A - Spreader for concrete forms : en
  • US2191125A - Auxiliary steering mechanism : en
  • US2191422A - Picker stick check : en
  • GB518177A - Improvements in or relating to forced draught heating apparatus : en
  • GB518317A - Improvements in or relating to devices for introducing objects into the evacuated spaces of electron microscopes : en
  • GB518149A - Improvements relating to the manufacture of ethylene derivatives : en
  • DE688495C - Process for the manufacture of products from hexamethylenetetramine and formaldehyde : de en
  • GB518165A - Improvements in or relating to transportable splinter-proof armoured cells for anti-aircraft observers and others : en
  • DE688500C - Process for the production of a particularly rapidly soluble soap product : de en
  • GB518116A - Improvements in or relating to electromagnetic switching devices for change gear : en
  • DE688557C - Device for precise remote control of rotary movements : de en
  • DE688582C - Television receiving arrangement using a cathode ray tube : de en
  • DE688409C - Theft protection for the headlights of vehicles, especially bicycles : de en
  • GB518335A - Improvements in or relating to means for lubricating and cooling bearings : en
  • CA386975A - Finishing composition : en fr
  • US2190728A - Ride stabilizer : en
  • USD119100S - Design fok a pin clip : en
  • CA387016A - Liquid dispensing apparatus : en fr
  • AU114646B2 - Stem starch preparations : en
  • CA386963A - Electric lamp sealing machine : en fr
  • US2190761A - Railway truck : en
  • US2190995A - Refrigerating apparatus : en
  • AU167939A - Improvements in or relating tothe melting of magnesium and magnesium base alloys : en
  • US2190805A - Apparatus for making bead cores for pneumatic tires : en
  • US2190880A - Draw works line controller : en
  • US2191345A - Method of and apparatus for drawing gaseous fluids from receptacles : en
  • CA386916A - Nut : en fr
  • USD119109S - Design fob a coat : en
  • US2190854A - Fiber rope structure : en
  • USD119054S - Design for an edible food shell : en
  • US2190693A - Package for scouring devices : en
  • US2191338A - Stabilized mineral oil : en
  • USD119097S - Design fob a pin clip : en
  • CA386918A - Engine auxiliary air controller : en fr
  • US2190908A - Liquid dispensing apparatus : en
  • AU109796B2 - Improvements in and relating to variable-length connecting bars : en
  • DE688488C - Film pressure plate on roll film cameras : de en
  • US2190912A - Measuring and recording instrument : en
  • CA386938A - Manifold material feeding means : en fr
  • CA386987A - Ophthalmic mounting : en fr
  • US2191235A - Vending machine : en
  • US2191243A - Cleaning device : en
  • USD119067S - Design for a dress : en
  • AU215039A - Process forthe synthesis of hydrocarbons from mixtures of carbon monoxide and hydrogen : en
  • GB518188A - Improvements in or relating to reciprocating pumps : en
  • US2190704A - Window regulator : en
  • US2191186A - Fuel injection system for internalcombustion engines : en
  • USRE21361E - R gunn : en
  • USRE21366E - Automatic electrical radio broad : en
  • AU54239A - Improvements in and relating to apparatus for cooling and dispensing sweetened carbonated liquids, beer andthe like from bulk : en
  • GB518115A - Improvements in collapsible display stands : en
  • DE688215C - Process for folding, in particular pipes and cladding therefor : de en
  • US2191042A - Internal combustion engine of the liquid fuel injection compression ignition type : en
  • US2190669A - Wheel disk structure : en
  • US2190814A - Reference cabinet : en
  • US2191193A - Method of making clinch-on nuts and the like : en
  • US2191410A - Jigsaw blade support and work hold-down : en
  • US2190866A - Indicating instrument : en
  • US2191360A - Back rest : en
  • DK57299C - Ignition mechanism for mines or similar explosives. : da en
  • USD119052S - Design for a wedding ring : en
  • DE688359C - Swivel connection for container : de en
  • DE688475C - Process for the continuous production of acetylene from calcium carbide and water : de en
  • US2190901A - Drill hole apparatus : en
  • US2191290A - Desk construction : en
  • GB518247A - Improvements in closures for bottles and containers for perfumery and toilet articles : en
  • GR8795B - LUXURY SANDING BELT MAINLY FROM WOOD. : el en
  • US2190820A - Control apparatus : en
  • US2191037A - Color forming developer containing amines : en
  • DE688476C - Device for pouring out bearing shells : de en
  • GB518244A - Worm press for separating viscous resinous substances from liquids of lower viscosity : en
  • DE688123C - Electric headlight bulb with parabolically shaped lamp vessel provided with a mirror coating and a melted faceplate : de en
  • DE688428C - Flat knitting machine : de en
  • US2191053A - Preparation of addition products of : en
  • US2191297A - Electrical connector device : en
  • USD119086S - Design fob an ashtray : en
  • GB518253A - Improvements in or relating to transmission gear for engines : en
  • US2190889A - Drawbench : en
  • US2191270A - Mechanical stoker : en
  • US2191427A - Boiler : en
  • AU163139A - Improvements in fiber pulp refiners : en
  • GB518338A - Device for protecting constructions from bombardments from the air : en
  • DE688464C - Ejection device on heat treatment ovens, in particular automatic continuous ovens : de en
  • US2190745A - Patch test strip : en
  • US2191331A - Electric incandescent lamp : en
  • DE688379C - Process for the production of nitrogen- and sulfur-containing resins : de en
  • US2191227A - Bottle washing machine : en
  • US2191342A - Aircraft wing : en
  • USD119143S - Design for a dress : en
  • GB518199A - Improvements in and relating to apparatus for use in the manufacture of cigar bunches and cigars : en
  • GB518264A - Temperature compensated pressure responsive indicating instruments and devices : en
  • GB518259A - Improvements in or relating to fire extinguishing bombs or grenades : en
  • GB518314A - Improvements in or relating to electric circuit-breakers having arc-control devices : en
  • US2190714A - Process for inhibition of mold : en
  • US2191189A - Incandescent lamp : en
  • US2190650A - Double solenoid : en
  • US2191056A - Manufacture of artificial materials : en
  • US2191134A - Stencil screen construction : en
  • GB518240A - Improvements in or relating to relaxation oscillation generators : en
  • US2191399A - Wall or like plug : en
  • US2190851A - Paper machinery : en
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  • US2191060A - Carbonaceous zeolite and the preparation thereof : en
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  • US2191108A - Package insert adaptable for the mounting of fine filamentous thread in annular package form : en
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  • CA386974A - Silica preparation for glass batches : en fr
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  • USD119076S - Design foe : en
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  • US2191092A - Ironing pad and assembly : en
  • US2191298A - Metering system : en
  • US2191271A - Means for making impedance measurements at high radio frequencies : en
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  • CA386979A - Cathode nickel rolling method : en fr
  • US2190964A - Transmission synchronizer : en
  • USD119038S - Design for shears : en
  • US2191221A - Synchronous electric motor structure : en
  • US2190651A - Pinking machine : en
  • US2190878A - Wrist watch bracelet : en
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  • CA387022A - Nitrocellulose coating applying process and apparatus : en fr
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  • GB518282A - Improvements in or relating to the manufacture of boot and shoe protectors : en
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  • CA386996A - Tuning indicator tube : en fr
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  • AU113729B2 - Improvements in or relating to means for facilitating the attachment of eyes, sail-thimbles, hooks orthe like to cables orthe like : en
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  • AU109778B2 - Apparatus for producing scenic reflection effects : en
  • US2190930A - Container for ice cream sundaes : en
  • CA386935A - Printing press : en fr
  • US2190917A - Ethylene dicinnamate : en
  • CA386971A - Cigar lighter : en fr
  • US2191304A - Handle replacement for valve stems : en
  • DE688474C - Process for the production of flat warp knitted fabrics : de en
  • AU62640A - Improvements in or relating to means for facilitating the attachment of eyes, sail-thimbles, hooks orthe like to cables orthe like : en
  • US2190953A - Jack : en
  • US2190989A - Method of preparing an oil well for production : en
  • US2190963A - Piston expander : en
  • US2191288A - Method and means for looping hosiery : en
  • US2191096A - Apparatus for feeding aggregate : en
  • AU61939A - Improvements in or relating to shortwave radio antenna systems : en
  • US2190994A - Clutch plate : en
  • US2191393A - Transformer : en
  • US2191257A - Egg white material and process of preparing the same : en
  • GB518333A - Improvements in and connected with the construction and erection of framed building structures : en
  • CA387004A - Slurry drying device : en fr
  • AU109787B2 - Method and means for regulating temperature in ore roasting furnaces : en
  • US2190832A - Preselector and remote control system : en
  • US2191316A - Machine for wrapping pipes : en
  • US2190715A - Extreme pressure lubricant : en
  • US2191091A - Process for treating oil : en
  • USRE21369E - Welding apparatus : en
  • US2191233A - Reinforcement for concrete : en
  • US2191368A - Automobile bumper : en
  • US2190675A - Display rack : en
  • DE688369C - Piezo crystal : de en
  • US2191067A - Ticket book : en
  • US2191073A - Rotatively oscillatable hair clipper : en
  • DE688568C - Sewing machine with fixed knife for cutting through the threads running between the individual workpieces : de en
  • US2190997A - Air heating apparatus : en
  • DE688502C - Process for cleaning heavily encrusted brewery filter cloths : de en
  • GB518156A - Improvements in or relating to pile driving methods and apparatus : en
  • DE688510C - Coupling for trailer vehicles : de en
  • DE688593C - Device for scaffolding for aircraft manufacture : de en
  • US2190762A - Railway truck : en
  • US2191106A - Method and apparatus for making bricks : en
  • US2190845A - Game apparatus : en
  • USD119121S - Design for a dress : en
  • DE688527C - Road roller with inclinable roller wheels : de en
  • DE688539C - Evaporative cooling device for engines of aerobatic aircraft : de en
  • US2190680A - Process of producing corrugated papers : en
  • US2190698A - Artificial horizon : en
  • US2191212A - Feeding and severing mechanism for photographic copying machines : en
  • US2191022A - Holder : en
  • GB518280A - Improvements relating to belt shifting devices for machinery : en
  • US2191020A - Detachable mounting for watchcases : en
  • DE688411C - Bottle stopper with spindle and expansion body : de en
  • USD119133S - Design fob a dress : en
  • USD119136S - Design foe a dkess ensemble : en
  • US2190843A - Method of coating paper : en
  • CA386959A - Vibration eliminating means : en fr
  • US2191182A - Optical arrangement for scanning machines : en
  • DE688366C - Ratchet wrench : de en
  • US2190787A - Radio compass : en
  • US2191197A - Method of making bottle carriers : en
  • US2191208A - Air conditioning : en
  • US2191344A - Continuous confection freezing apparatus : en
  • GB518124A - Improvements in or relating to three-phase current series motors : en
  • DE688423C - Device for the treatment of gases, vapors or their mixtures at elevated temperatures in the presence of contact masses : de en
  • DE688446C - Device for controlling the prime mover of alternators connected in parallel : de en
  • DE688486C - Process for the electrolytic oxidation of fine wires : de en
  • US2190677A - Toilet article construction : en
  • AU109783B2 - Improvements in or relating to removable film spools for cameras : en
  • DE688341C - Electrical insulating material made from halogenated polyphenyl derivatives : de en
  • GB518241A - Improvements in or relating to teleprinter exchange systems : en
  • US2190678A - Air-method cleaner, antechamber type : en
  • US2190770A - Synthetic linear polyamides : en
  • US2191214A - Phonograph record changing mechanism : en
  • USD119118S - Design for a textile fabric : en
  • USD119129S - Design fob a dress ensemble : en
  • DE688570C - Bicycle stand : de en
  • US2191332A - Ironing machine : en
  • GB518301A - Improvements in storage arrangements for articles in refrigerators : en
  • US2190794A - Knitted fabric : en
  • US2190652A - Household cabinet : en
  • US2191250A - System for the automatic control of airplanes : en
  • US2190894A - Powder puff and method of making same : en
  • US2191100A - Revolving steam table : en
  • US2190747A - Water soluble naphthol compounds and the process of preparing same : en
  • US2191423A - Windshield cleaner : en
  • GB518248A - Improvements in automatic electric switching devices : en
  • DE688422C - Device for joining leather and similar soft fabrics : de en
  • GB518274A - Improvements in or relating to electro-magnetically controlled hydraulic reciprocating mechanism : en
  • DE688463C - Vertical continuous furnace : de en
  • GB518122A - Improvements in air heating and ventilating apparatus : en
  • GB518132A - Improvements in bright annealing of alloys of the type containing a constituent volatile at the annealing temperature : en
  • GB518152A - An improved combined picnic knife, fork and spoon : en
  • GB518235A - Improvements relating to housings for ball and roller bearings : en
  • US2191350A - Match container : en
  • US2190999A - Combination shoulder for railroad tie plates : en
  • US2190841A - Hxnxoh : en
  • US2190876A - Clothesline prop : en
  • US2191207A - Archery sight device : en
  • US2191052A - Save-all : en
  • US2190664A - Knitting machine : en
  • US2191296A - Manufacture of artificial fibers for spinning : en
  • AU51539A - Improvements in or relating to reinforced concrete tanks and means for manufacturing thesame : en
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  • DE688383C - facilities : de en
  • US2191218A - Fuel atomizer of the venturi type : en
  • US2191307A - Method for the separation of chemically modified rosins and their esters into components : en
  • US2190793A - Knitted fabric : en
  • US2191379A - Marker light for airports : en
  • US2191164A - Windshield conduit : en
  • US2190727A - Unloading freight cars : en
  • US2191101A - Lock washer : en
  • USD119149S - Design fob a dress : en
  • US2191324A - Razor : en
  • GB518315A - Improvements in or relating to electric motors : en
  • US2190818A - Metal tiling : en
  • US2191082A - Bundle binding and tying machine : en
  • DE688555C - For processing or guiding paper webs and fabric webs in printing machines and the like. Like. Serving, provided with a metallic core, electrically conductive roller made of rubber or thermoplastics : de en
  • AU51139A - Improvements in or relating to the trimming of a heel end portion of a sole to facilitate the fitting of a heel to a shoe including the sole, and in or relating to the preparation of a shoe for the performance of a trimming operation on a heel end portion of a sole thereof : en
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  • US2191217A - Building block : en
  • CA386934A - Identification plates : en fr
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  • CA386984A - Accounting machine : en fr
  • AU109764B2 - Improvements in and relating to magazine talking machines : en
  • GB518139A - Improvements relating to automatic weighing machines : en
  • GB518331A - Improvements in the manufacture of high-pressure metal-vapour electric discharge devices : en
  • DE688574C - Spin regulator : de en
  • DK57282C - Electron tube amplifier with negative Feedback. : da en
  • DE688487C - Method for producing frame neck strips : de en
  • GB518169A - Improvements relating to the production of seamless hollow bodies by dipping : en
  • USRE21360E - Manufacture of paper maker s wire : en
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  • US2191102A - Refrigerant system operable by variable speed compressors including means for controlling compressor capacity : en
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  • USD119122S - Design fob a jacket : en
  • GB518136A - Improvements in or relating to the thermal generation of electric current : en
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  • DE688429C - DC compressor : de en
  • DE688515C - Ready-to-lay covering for floors : de en
  • DE688573C - Two-for-one twisting spindle : de en
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  • GB518294A - Apparatus for the injection moulding of thermo-setting plastic masses or compositions : en
  • GR8793B - TEXTILE BONE. : el en
  • US2191261A - Liquid cooled friction rim : en
  • DE688367C - Process for cleaning raw sugar juice : de en
  • DE688435C - Process for obtaining low carbon nickel : de en
  • US2190903A - Electrically heated steam iron : en
  • DE688528C - Centrifugal governor for the switching device of air brakes on fast moving rail vehicles : de en
  • US2191030A - Anthraquinone compounds and process for coloring therewith : en
  • DE688471C - Process for the production of powdery phosphors for the glass walls of electrical discharge vessels : de en
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  • AU12439A - Improvements relating tothe production of mechanical movements independence upon variations of illumination : en
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  • US2191140A - Registering mechanism : en
  • DE688387C - Chest and abdominal shield for respiratory system : de en
  • CA386968A - Oscillation generator : en fr
  • US2190892A - Safety device for furnaces : en
  • GB518232A - Improvements in or relating to intermittent-drive gearing : en
  • DE688565C - Device for fine boring of aligned holes : de en
  • GB518288A - Improvements in or relating to control valves for fluid pressure brakes : en
  • GB518319A - Improvements in or relating to the manufacture of shotgun cartridge wads : en
  • DE688484C - Early heating system : de en
  • DE688380C - Process for the production of nitrogen- and sulfur-containing resins : de en
  • US2191234A - Numerical comparing system : en
  • US2191071A - Coaxial conductor system for transmission of electrical power : en
  • AU109774B2 - Improvements in or relating to layers which are sensitized means of a diazonium compound and methods of manufacturing the same : en
  • US2190823A - Method and apparatus for folding strips of paper and the like : en
  • DE688442C - Shell-shaped eyes for playing figures : de en
  • US2191098A - Disk harrow construction : en
  • US2190641A - Glass cutting machine : en
  • USD119042S - Design for a cabinet or the like : en
  • US2191215A - Automatic phonograph mechanism : en
  • US2191308A - Method for the separation of chemically modified rosins and their esters into components : en
  • USRE21362E - Refrigeration : en
  • US2191403A - Method for filtering : en
  • DE688447C - Electrically operated hand tool : de en
  • CA387003A - Coffee filter : en fr
  • CA386933A - Disintegrator : en fr
  • DE688347C - Centrifugal device for lining centrifugal casting molds : de en
  • GB518267A - Porous metal objects and method of making same : en
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  • US2191027A - Combined view finder and range finder : en
  • US2191169A - Men's shorts : en
  • USD119141S - Design for a dress : en
  • US2191153A - Feed device : en
  • US2191219A - Stoker : en
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  • DE688532C - Device for bandwidth control of a receiver : de en
  • US2190731A - Frequency changer : en
  • US2191199A - Abrasive detergent composition : en
  • US2190839A - Bending brake : en
  • US2191127A - Electrocuting trap : en
  • US2191133A - Apparatus for heat treating : en
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  • AU56339A - Improvements in or relating to telecommunication exchange systems employing translator equipment : en
  • CA386976A - Tire : en fr
  • US2190712A - High efficiency resonant circuit : en
  • DE688490C - Device for oiling the axes of loose rollers for spinning machine draw frames : de en
  • DE688468C - Electrostatic voltmeter with electrodynamic compensation arrangement : de en
  • DE688430C - Gauze or gauze tape impregnated with rubber milk for making bandages : de en
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  • US2190725A - Safety valve : en
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  • AU109788B2 - Improvements in or relating to vulcanizing presses : en
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  • US2190850A - Interference rejection receiver : en
  • US2190969A - Wagon scraper : en
  • USD119039S - Design for a utensil support for a : en
  • US2190667A - Permanent magnet alloy : en
  • US2191126A - Insect catcher : en
  • AU163239A - Improvements in fiber pulp refiner : en
  • AU109769B2 - Improvements relating to bolts and like externally screw-threaded members : en
  • US2190684A - Wire stitching machine : en
  • US2190945A - Air circulating device : en
  • US2190730A - Mine car spring bumper and coupling : en
  • US2190807A - Method of making wearing apparel : en
  • US2190895A - Body developing and correcting apparatus : en
  • US2191178A - Automobile heater : en
  • USD119116S - Design for an embroidered fabric : en
  • DE688437C - Multiplication machine : de en
  • US2190780A - Inkwell : en
  • US2191076A - Fume eliminating valve for internal combustion engines : en
  • CA387005A - Alloy steel : en fr
  • US2190857A - Flexible driving connection : en
  • US2191171A - Insulator : en
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  • DE688404C - Covering of the outwardly projecting door hinge in motor vehicles : de en
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  • DE688478C - Feed table on building drums for rubber tires for feeding the body parts : de en
  • US2191050A - Cooling device : en
  • US2190965A - Filter : en
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  • US2190879A - Vending machine : en
  • US2191192A - Attachment unit with multicornered shank : en
  • US2191231A - Negative electrode for lead-acid storage batteries and method of producing the same : en
  • US2190688A - Food products aerating and dispensing device : en
  • US2191411A - Method of purifying brines : en
  • USD119126S - Design fob a rug : en
  • DE688534C - High pressure electric metal vapor discharge tubes for emitting rays : de en
  • CA387001A - Brewing device : en fr
  • US2190767A - Friction disk for multiple disk brakes : en
  • US2191130A - Loading device : en
  • US2191180A - Carton structure : en
  • CA386961A - Electric discharge device : en fr
  • US2190757A - Electric valve circuit : en
  • US2191177A - Automobile heater : en
  • US2191011A - Iron cord connection : en
  • DE688373C - Process for combining ceramic bodies with glasses : de en
  • US2190792A - Needle : en
  • US2190665A - Knitting machine : en
  • US2190952A - Electric switchgear : en
  • US2191078A - Blowpipe : en
  • US2191196A - Refrigerants and methods of transferring heat : en
  • GB518358A - Improvements in detonators for signalling purposes : en
  • DE688549C - Tape gluing machine : de en
  • CA386972A - Ticket printing and issuing machine : en fr
  • CA386983A - Friction shock absorbing mechanism : en fr
  • AU163339A - Improved method of depositing metallic films from metal vaporized in vacuo : en
  • USD119082S - Design for a barrette : en
  • CA387006A - Railway car roof floating ceiling : en fr
  • USD119128S - Design for a dress ensemble : en
  • GB518214A - Improvements in or relating to electron discharge tube amplifiers : en
  • GB518252A - Improvements in the reinforcing of wood veneers or flexible composite materials : en
  • CA387000A - Motor vehicle wheel : en fr
  • USD119057S - Design for a coffee maker filter : en
  • DE688548C - Device for determining the direction of sound wave energy in a plane, in particular water-borne sound waves : de en
  • US2190754A - Film processing tank : en
  • US2191273A - Heater : en
  • US2191349A - Hot air furnace attachment : en
  • DE688545C - Table hockey game : de en
  • US2191018A - Roller skate brake : en
  • CA386944A - Adjustable shore : en fr
  • GB518359A - Improvements in or relating to retractable undercarriages for aircraft : en
  • DE688483C - Device for determining the speed of a vehicle from the time taken to travel a known distance : de en
  • US2191117A - Pressing machine : en
  • AU109753B2 - Improvements in and relating to apparatus for tempering glass : en
  • USD119091S - Design for a pin clip : en
  • DE688604C - Vertical smoldering furnace : de en
  • US2191386A - Female contact plug : en
  • DE688365C - Machine vise : de en
  • DK57286C - Coil with Self-induction with low Temperature dependence. : da en
  • US2190837A - Dobby chain : en
  • US2191237A - Machine for the manufacture of glass articles : en
  • US2191277A - Method of and apparatus for making measurements at ultra high frequencies : en
  • US2190849A - Reel lifting means : en
  • US2191159A - Chair : en
  • GB518260A - An improved method of treating supports having adherent aluminium thereon for the purpose of recovering the aluminium and the material of the support : en
  • US2190798A - Pressure operated magazine pencil : en
  • US2190921A - Esters of octyl alcohol with lower molecular weight sulpho carboxylic acids : en
  • DE688498C - Circuit arrangement for the automatic frequency-dependent regulation of the transmission rate in amplifier systems : de en
  • GB518261A - A process for the production of refined iron and alloy steels : en
  • AU109806B2 - Improvements in or relating to internal combustion engines and method of operating thesame : en
  • USD119061S - Design for a dress : en
  • US2190711A - Sheet insulation material : en
  • GB518129A - Processes for obtaining light-sensitive layers for use in diazotype printing : en
  • US2190674A - Cutter chain : en
  • US2191226A - Roasting fork : en
  • US2190771A - Splitting machine : en
  • US2191012A - Electrothermal pyrolysis of carbon-bearing liquids : en
  • DE674992C - Detachable clamp connection to connect two bodies sitting on top of each other with sliding surfaces : de en
  • US2190719A - Hydraulic brake cylinder : en
  • US2190758A - Disk trimmer : en
  • GB518231A - Porous drier felt for paper machines : en
  • GB518276A - Improvements in or relating to the positioning of articles on display cards, and the like : en
  • GB518237A - New or improved process for the production of food powders : en
  • GB518347A - Improvements in means for applying dressing to driving belts while in motion : en
  • AU57339A - Seed dressings : en
  • DE688376C - stocking : de en
  • US2191405A - Manufacture of aqueous solutions of phenol, its homologues and derivatives : en
  • USD119070S - Design fob a dress ensemble : en
  • US2191194A - Flow control apparatus : en
  • USD119123S - Design for a dress : en
  • AU109746B2 - Dispersion of rubber in polar organic liquids : en
  • US2190729A - Photographic camera : en
  • US2191252A - Eyeglass temple connection : en
  • US2191315A - Electric translation circuit : en
  • GB518123A - Improvements relating to paper-making machines : en
  • US2191031A - Denatured alcohol containing dimethallyl ether : en
  • DE688511C - Magazine holder for pistols, which interacts with the pressure piece for the hammer : de en
  • GB518121A - Improvements in or relating to gas retort settings : en
  • DE688581C - Internal combustion hammer with magneto, especially for road construction : de en
  • AU109784B2 - Improvements relating to mechanical braking systems : en
  • GB518192A - Improvements in pull and push switches : en
  • GB518221A - Improvements in or relating to cathode ray tubes : en
  • GB518277A - Improvements in cathode ray tubes : en
  • US2190706A - Modulated carrier wave telephony system : en
  • DE688586C - Process for the production of clear, transparent molded parts : de en
  • DE688372C - Process for refining tobacco by treatment with hydrogen peroxide : de en
  • US2191121A - Geological surveying apparatus : en
  • USD119104S - Design foe a pin cmp : en
  • GB518155A - Improvements in or relating to combined combs and hair curling appliances : en
  • US2190647A - Fishhook holder : en
  • US2190766A - Tape gumming apparatus : en
  • US2191251A - Automatic receptacle lock : en
  • USD119058S - Design foe a curtain hook : en
  • USD119088S - Design for a bottle : en
  • US2191166A - Window screening device : en
  • GB518226A - An apparatus for producing articles from dissolved plastic substances by immersion : en
  • US2190784A - Heel-seat fitting machine : en
  • US2191266A - Softening rubber : en
  • DE688512C - Machine for the simultaneous application of labels on both faces of cylindrical workpieces : de en
  • US2190861A - Directional signal device for motor vehicles : en
  • GR8798B - METHOD OF PRINTING ON FABRICS OF ALL KINDS OF RECOMMENDATION OR INVITATION. : el en
  • US2190707A - Portfolio case : en
  • DE688479C - Groove cutting device for wheel tires : de en
  • DE688537C - Water heating system : de en
  • USD119145S - Dress ensemble : en
  • US2190645A - Spreading agent for photographic emulsions : en
  • AU109775B2 - Combined cigarette papers and tobacco tin : en
  • US2191255A - Process in continuous extraction systems of continuously removing from solvent-treated materials, solvents of lower specific gravity : en
  • CA386977A - Brake lever : en fr
  • DE688559C - Electrode arrangement with flow electrode for high-voltage electrode steam boiler : de en
  • GB518207A - Improvements in or relating to dynamo-electric machines : en
  • DE688440C - Metatarsal protection for work shoes : de en
  • US2190942A - Protective covering for crayons : en
  • US2191190A - Separator : en
  • GB518209A - Improvements in hair nets : en
  • GR8788B - ELECTRIC EXAMINATION LAMP FOR EGGS. : el en
  • AU184439A - Improvements in and relating to magazine talking machines : en
  • US2190788A - Metal tube construction : en
  • GB518222A - Photographic roll film cameras : en
  • AU109798B2 - Improved method of depositing metallic films from metal vaporized in vacuo : en
  • GB518356A - A new or improved stapling mechanism : en
  • USD119075S - Design fob a dress : en
  • US2191036A - Transparency carrier : en
  • US2191300A - Insecticide : en
  • DE688368C - Process for the production of calcium chlorate : de en
  • USD119127S - Design for a dress : en
  • GB518289A - Method of glueing together workpieces, particularly those of the thick-walled type : en
  • GB518339A - Improvements in stuffing boxes or shaft sealing devices : en
  • US2190733A - Manufacture of alkyl substituted aryl sulphates : en
  • US2190966A - Torque measuring wrench : en
  • US2190883A - Lock nail : en
  • CA386921A - Grinding mill : en fr
  • USD119117S - Design fob a lace : en
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