- US1973792A - Translucent panel :
en
- CA344638A - Friction clutch :
en
fr
- US1974312A - Apparatus for manufacturing wound grid electrodes :
en
- CA344737A - Fluid meter mechanism :
en
fr
- US1974170A - Method of refining hydrocarbon oil :
en
- US1973709A - Apparatus for treating liquids or semiliquids :
en
- US1973808A - Magnetic compass corrective device :
en
- US1974338A - Silent chain :
en
- US1974208A - Engine starter control :
en
- US1974399A - Manufacture of tubular glass articles :
en
- US1974062A - Program distribution system :
en
- GB416650A - Improvements in and relating to apparatus for making concrete pipes or tubes :
en
- US1973999A - Process for removing organic compounds from water solution :
en
- CA344790A - Building block :
en
fr
- US1973846A - Staple puller :
en
- US1974159A - Telephone system :
en
- US1974189A - Static reducing device :
en
- DE603089C - Electrically powered vehicle to which the electrical energy is supplied via a cable :
de
en
- CA344684A - Engine cooling system :
en
fr
- CA344722A - Window screen :
en
fr
- US1973780A - Coin-controlled gravity-operating ticket-printing and delivering scale :
en
- CA344675A - Wood preserving apparatus :
en
fr
- DK49283C - Packing plate, especially for Packing Eggs. :
da
en
- AU1424333A - Improvements in or relating to electrical couplings :
en
- DE602691C - Process for coloring rubber and rubber-like compounds :
de
en
- FR770557A - Method and apparatus for the manufacture of high concentration oleums :
en
fr
- AU1548833A - Improvements relating to triple valves for fluid pressure braking ipparratus :
en
- DE603093C - High voltage transformer, especially voltage transducer :
de
en
- FR770702A - Control lever for multi-engine aircraft :
en
fr
- GB416693A - Improvements in domestic range boilers :
en
- DE574692C - Printing device for cloakroom cards :
de
en
- DE603028C - Stereoscopic rangefinder for photographic use :
de
en
- DE603112C - Two-filament incandescent lamp with evacuation tube :
de
en
- FR770602A - Electron discharge device :
en
fr
- CA344705A - Fountain pen :
en
fr
- FR770912A - Light filter :
en
fr
- CA344640A - Loom brake mechanism :
en
fr
- CA344721A - Shipping container :
en
fr
- US1973908A - Illuminating mirror :
en
- USD93338S - Design for a shoe :
en
- US1973811A - Gun attachment :
en
- DE603141C - Device for freezing liquids :
de
en
- US1973799A - Valve cap :
en
- US1973742A - Arch construction :
en
- US1974072A - Method for the fractional supply of fluids :
en
- US1974382A - Bag frame and fastener therefor :
en
- CY40A - Apparatus for the purification of molten metals :
en
- DE603120C - Self-seller with several adjacent sheds :
de
en
- US1973887A - Engine :
en
- US1974258A - Sweat band for felt hats :
en
- US1974268A - Outlet box and clamp therefor :
en
- AU1257933A - Improvements insound film reproducer :
en
- US1973956A - Pouring spout for bags :
en
- AU1458833A - Improvements in or relating to flushing cisterns :
en
- US1974045A - Arch and ankle support :
en
- DE603126C - Firing pin locking device for self-loading weapons :
de
en
- FR770788A - Regenerative absorption process for sulfur dioxide :
en
fr
- US1974138A - Pump control :
en
- DE602823C - Sanitary napkin :
de
en
- FR43938E - Improvements to remote control processes and devices :
en
fr
- FR770597A - Inversion or reduction mechanism for washing machines :
en
fr
- FI16078A - Anordning bibehållande av likadan vridningsriktning hos ett genom en spiral Drivet hjul vid räkneverk :
en
fi
- US1973826A - Brake and clutch operating mechanism :
en
- US1973939A - Hydraulic windshield cleaner :
en
- USD93347S - Design for a lamp reflector :
en
- CA344699A - Thermal relay :
en
fr
- US1973778A - Apparatus for coating confections :
en
- US1974349A - Method of applying gold leaf :
en
- CA344685A - Centrifugal pump :
en
fr
- US1974354A - Variable power mechanism :
en
- US1974404A - Can opener :
en
- US1973997A - Automatic draft regulating device :
en
- US1974278A - Net float :
en
- CA344651A - Ironing machine :
en
fr
- US1973886A - X-ray film :
en
- FR770871A - A method of manufacturing mixed yarn with a jarred character :
en
fr
- GB416663A - Improvements in and relating to motor vehicle transmission and control systems :
en
- GB416525A - Improvements in or relating to combination grates :
en
- GB416649A - Improvements in or relating to roofing tiles :
en
- USD93320S - Design fob a shoe :
en
- US1974133A - Hopper unit for underfeed stokers :
en
- US1974379A - Coupling device for hose and like connections :
en
- AU1548933A - Improvements relating to pressure retaining valve devices for use with fluid pressure braking apparatus :
en
- DE602992C - Interchangeable bushing for the joint axes of artificial links :
de
en
- DE602875C - Metallic spatial carrier :
de
en
- FR770874A - Process for refining light oils :
en
fr
- GB416667A - Improvements in or relating to means for roughing shoe parts :
en
- US1974191A - Merchandise control system :
en
- DE603134C - Carburetor regulator for fire brigade ladders with power drive :
de
en
- FI16056A - Fertilization requirements for the recovery of concentrated nitrogen from ammonia oxidation :
en
fi
- GB416613A - Improvements in or relating to the continuous distillation of crude oil, fuel oil, petroleum residues, petroleum earth and the like to coke :
en
- GB416686A - Improvements in central heating boilers :
en
- CA344707A - Vaginal receptacle :
en
fr
- AU1424033A - Improvements in or relating to modulated carrier wave transmitters :
en
- DE602879C - Method of manufacturing an agent to be applied to the wrapper of cigars or the like :
de
en
- GB416614A - Improvements in and relating to the manufacture of grinding bodies :
en
- DE602806C - Mechanical timer with automatic locking cap :
de
en
- CA344667A - Centrifuge and scraper differential drive :
en
fr
- US1973970A - Door closer and fly chaser :
en
- FR770886A - Process for the preparation of pure metals :
en
fr
- DE602878C - Machine for making stump cigars or the like. :
de
en
- DE603091C - Earth fault protection device with single-pole energy direction relay in each phase for parallel three-phase cables in networks with a zero point earthed via an active or inductive resistor :
de
en
- US1973697A - High temperature incinerator furnace :
en
- DE602919C - Engraving machine :
de
en
- US1974040A - Aeroplane :
en
- US1973694A - Filter-condenser :
en
- DK49266C - Device at roller bearings. :
da
en
- US1974216A - Driving mechanism :
en
- FR770803A - Process for preparing high value lubricating oils :
en
fr
- FR770827A - Recoil cannon on the lookout :
en
fr
- CA344760A - Optical system for sound reproducers :
en
fr
- FR770671A - Transmission belt to recognize from a distance if a machine is running :
en
fr
- FR43929E - Device for roughening or peeling on a lathe or on a similar machine tool :
en
fr
- FR770662A - Raw material and its manufacturing process :
en
fr
- FR43930E - Improvements made to the manufacture of shielded cables, in particular to ignition cables :
en
fr
- USD93328S - Design for an outdoor lamp for a :
en
- GB416633A - Improvements in electric switch-fuses :
en
- FR770751A - Improvements to amplifiers and their electronic discharge devices :
en
fr
- GB416486A - Improved case or holder for string or like material :
en
- GB416619A - Improvements in sewing machines :
en
- GB416762A - Improvements in and relating to vibration and electric massage apparatus :
en
- USD93331S - Design for a razor blade and bath :
en
- DE602843C - Device for constant automatic monitoring of a railway track :
de
en
- FR770782A - Shelving or the like, in particular for libraries :
en
fr
- DE601407C - Light metal pistons for internal combustion engines :
de
en
- DE602865C - Device for preventing the after-spraying of fuel on brake air carburetors :
de
en
- DE602984C - Spool bank replacement device for wing spinning, wing twisting and similar textile machines :
de
en
- FI16071A - Varmvatten paint pan :
en
fi
- DE603006C - Oscillator excited by a piezoelectric crystal resonator :
de
en
- FR43935E - Improvements to electrical sound producing devices and, in particular, to electrical warning devices :
en
fr
- FR770883A - Improvements in hydrolysis processes for titanium-containing solutions :
en
fr
- FR770647A - Improvements to straw shaker devices for threshers or the like :
en
fr
- DE602818C - Telecommunication cables with electrostatic protective sleeves :
de
en
- DE602867C - Injection device for internal combustion engines :
de
en
- AU1144533A - A combined electric clock and automatic time switch :
en
- US1974023A - Hydraulic clutch :
en
- US1974108A - Variable speed transmission :
en
- US1974144A - Casting machine :
en
- US1974199A - Amusement device :
en
- US1973957A - Support for bottle stoppers :
en
- GB416512A - Improvements in or connected with electric secret combination switches for preventing the theft of motor vehicles :
en
- AU1443433A - Improvements in or relating tothe manufacture of courts for tennis andother games :
en
- US1974231A - Method and means of incinerating garbage :
en
- DE1311837U - :
de
en
- GB416484A - Improvements relating to linear dimension gauges :
en
- GB416630A - Improvements in and relating to brakes, particularly motor vehicle brakes :
en
- FR770637A - Machine for spot welding on a metal :
en
fr
- DE581093C - Process for the atomization of perfumed, self-pressureless liquids :
de
en
- US1973973A - Steam heater :
en
- US1974196A - Window control mechanism :
en
- US1974219A - Method of making plastic articles :
en
- FR770689A - Method and device intended to facilitate the starting of vehicles and more particularly the take-off of airplanes :
en
fr
- US1974057A - Two stage method of hydrogenation :
en
- US1974016A - Telescope mounting :
en
- USD93341S - Design for a combination bottle :
en
- FR43915E - Device for controlling the winding wire guides :
en
fr
- US1974225A - Rotary pump :
en
- US1973812A - Seed treating machine :
en
- GB416829A - Improvements in a method and apparatus for rolling tapered metal articles :
en
- USD93321S - Design foe a reflector :
en
- DE602932C - Process for the production of dry potato products :
de
en
- US1973836A - Coffee cutting machine :
en
- GB416499A - Improvements in or relating to the manufacture of goods of rubber or similar material :
en
- CA344632A - Alimentary product :
en
fr
- DE602925C - Circuit arrangement for multiple connection selector :
de
en
- US1973860A - Amides of n-beta-hydroxyalkyl amino carboxylic acids and process of preparing same :
en
- US1974202A - Fluid meter :
en
- DE603128C - Circuit for four-engine DC vehicles :
de
en
- US1974263A - Ironing table :
en
- DE602882C - Process for the preparation of antihypertensive preparations :
de
en
- DE602963C - Sliding formwork for creating conical ring structures :
de
en
- DE602855C - Voltage converter with a bushing insulator :
de
en
- DE602783C - Device for changing the stroke in internal combustion engines :
de
en
- US1973869A - Ice fishing mechanism :
en
- US1974259A - Floor board and fastening therefor :
en
- GB416644A - Improvements in the lubrication of sliding bolts of locks :
en
- US1973922A - Ball grinding disk :
en
- USRE19322E - Refrigeration :
en
- DE602810C - Apron conveyor running on a track :
de
en
- DE602947C - Drip catcher and air guiding device for cooling chambers :
de
en
- GB416533A - Improvements in welding apparatus :
en
- FR770552A - Method for the suppression of background noise during the performance of sound films :
en
fr
- US1974096A - Transmission interlock :
en
- CA344735A - Adhesive applying apparatus :
en
fr
- CA344776A - Woolly thread manufacture :
en
fr
- FR43927E - Printing telegraph particularly applicable to ultrafast telegraphy :
en
fr
- FR770737A - Adjustment of the duration of the heating of the hair in the so-called indefinable hairstyle :
en
fr
- FR770609A - Removable foot for furniture and the like :
en
fr
- GB416506A - Improvements in or relating to starting mechanisms for engines :
en
- US1973963A - Nether garment :
en
- US1973981A - Air cooler :
en
- FR770799A - Sex belt :
en
fr
- AU1663634A - Improvements in and relating tothe casting of bodies of metal having cored holes of uniform cross-sections throughout their lengths :
en
- US1973890A - Machine to form twenty bubbles in a wheel hub shell for long spokes :
en
- US1974188A - Circuit making and breaking device :
en
- DE602822C - Method of planing leather :
de
en
- FR770826A - Rock drill, with alternating and offset asymmetric cutting edges :
en
fr
- AU1385433A - Improvements in welding machines :
en
- DE603073C - Friction clutch :
de
en
- DE602972C - Process for the production of iron railway sleepers in which beads are produced in the longitudinal rolling process in the area of the rail guide ribs and rail support points :
de
en
- US1973827A - Negative holder :
en
- US1973746A - Toy vehicle :
en
- FR770566A - Progressive speed reducer :
en
fr
- US1974137A - Hydraulic transmission :
en
- US1974370A - Jew's-harp :
en
- US1974172A - Oil well plug :
en
- GB416606A - Improvements relating to the connection of metal bands or strips :
en
- US1973820A - Coin controlled game apparatus :
en
- CA344650A - Ironing machine :
en
fr
- US1973743A - Floor construction :
en
- FR770761A - Process for separating weak gaseous acids from gases or gas mixtures which contain them :
en
fr
- US1974084A - Combination thread or spiral miller :
en
- US1974140A - Production of an adherent patina upon copper or its alloys :
en
- DE602795C - A trailer vehicle that can be used as a railroad or road vehicle and rests on a towing vehicle with one end in a raised position when being transported on roads :
de
en
- GB416511A - Improvements in or relating to printing presses :
en
- US1973837A - Drive wheel mounting :
en
- US1973700A - Mechanism for controlling the ink feed in printing apparatus :
en
- US1973809A - Tubing top :
en
- DK49280C - Brake for Motor Vehicles. :
da
en
- DK49287C - Heating radiator for Hot water circulation. :
da
en
- US1973791A - Gas saving device :
en
- US1974026A - Device for measuring vacuum in sealed containers :
en
- FR770661A - Temporary cover for drinking glasses :
en
fr
- GB416727A - Methods of and apparatus for utilising the available energy in a hot liquid under pressure :
en
- GB416807A - Improvements relating to slicing machines :
en
- DE603101C - Process for the production of condensation products :
de
en
- GB416603A - Improvements in or relating to thermostatically controlled fuel valve mechanisms :
en
- FR770703A - Improvements in processes and apparatus for the manufacture of cellulose and resulting products :
en
fr
- FR43939E - multi-tiered, luminous and non-slip marking elements :
en
fr
- FR770696A - Carburetor improvements :
en
fr
- FR770772A - Support device for the heating elements of an electric oven :
en
fr
- FR770801A - Dry piston gasometer :
en
fr
- FR770822A - Arrangement for obtaining different reduction ratios for the length and for the width of a rectangular light projection for the photographic recording of sound, when printing or reproducing :
en
fr
- GB416758A - Spring seat and reclining chair :
en
- FR770774A - Conductive cable, especially for antenna descent or other applications :
en
fr
- DE603132C - Compressed air counter-cylinder for paddle slides :
de
en
- FR770594A - Improvements to devices for selecting, checking or testing colors, especially those of nail polish :
en
fr
- US1973842A - Hot water heating system :
en
- US1973843A - Measuring tape :
en
- US1974201A - Securing means for removable barrel heads :
en
- GB416828A - Garments :
en
- FR770601A - Improvements to cores and molds for ingots and other heavy castings :
en
fr
- FR770663A - Improvements to cinematographic devices :
en
fr
- DK49270C - Bicycle rack. :
da
en
- GB416750A - Electric brake control for vehicles :
en
- DE602825C - Lighting system for the projection of embossed color films :
de
en
- DE602915C - Jig for central photographic locks :
de
en
- FI16061A - Anordning for automatic regulation of circulation operations :
en
fi
- GB416803A - Improvements relating to rotary pumps :
en
- FR770590A - Slow-closing faucet for washbasins and other applications :
en
fr
- FR770754A - Device for transmitting orders or signals :
en
fr
- US1974183A - Pump :
en
- US1974305A - Vacuum tube construction :
en
- DE602901C - Single-phase commutator machine with stator compensation winding, stator exciter winding and with capacitor connected in series to the exciter winding :
de
en
- DE602831C - Device for testing the condensed water of a sugar factory for sugar content :
de
en
- FR43918E - Improvements made to closures of briefcases, chests, or similar objects :
en
fr
- FR770672A - Condenser device with saliva absorption system, applicable to smoking pipes :
en
fr
- US1973936A - Wheel position indicator :
en
- CA344668A - Turnip treating apparatus :
en
fr
- CA344794A - Bag for bluing :
en
fr
- GB416708A - Improvements in or relating to hair-trigger mechanisms for smallarms :
en
- GB416747A - Improvements in absorption refrigerating apparatus :
en
- GB416655A - Improvements in or relating to first-aid or the like wound dressings :
en
- US1973835A - Take-off device for aeroplanes :
en
- US1973916A - Chair :
en
- US1973992A - Can punch :
en
- US1973814A - Game apparatus :
en
- US1973895A - Process of purifying oil :
en
- US1974025A - Ice shaver :
en
- US1974151A - Draft guard for doors :
en
- US1973848A - Flush joint drill stem :
en
- US1973907A - Manufacture of refractory bricks or the like from chrome ore :
en
- US1974102A - Hospital bed :
en
- GB416519A - Improvements relating to the production of the finished surfaces of rolls for rolling metal, paper or other substances :
en
- IE12949L - Wire mesh electrodes :
en
- DE602955C - Device for generating vibrations using gas discharge tubes :
de
en
- DE603037C - Fastening device for wagon wheels :
de
en
- FR770723A - Improvements to accounting systems and related :
en
fr
- IE13163L - Splitting vegetable fibres :
en
- FR770862A - Tank stabilizer device for ships :
en
fr
- FR770885A - Control mechanism for winding or winding devices :
en
fr
- DE602873C - System for conveying milk and liquid milk products using the vacuum process :
de
en
- FR770868A - Lower air resistance body for land and air locomotion vehicles :
en
fr
- US1974356A - Propeller drive :
en
- GB416628A - Improvements in elastic tapes :
en
- GB416682A - Improvements in vacuum cleaning apparatus :
en
- GB416811A - Improvements in or relating to iron chromium alloys :
en
- GB416773A - Improvements in hydro-pneumatic pumps :
en
- GB416929A - Improvements in and relating to spark-producing toys :
en
- DE602918C - Tool for dressing grinding wheels :
de
en
- FR770585A - Dispensing device for devices for withdrawing liquids under pressure :
en
fr
- FR770757A - Apparatus for arc welding :
en
fr
- DE602835C - Liquid filter device :
de
en
- DK49288C - Brush with a metallic binder. :
da
en
- AU1722034A - Improvements in or relating to electric discharge tubes :
en
- US1973755A - Chemical laboratory apparatus :
en
- US1973959A - Container :
en
- US1974136A - Abrading or surface finishing machine :
en
- US1974147A - Roller structure :
en
- FR770715A - Improvements to illuminated signs with removable elements :
en
fr
- FR770786A - Device regulating the flow of gas to pilot or other gas burners :
en
fr
- FI16083A - Cardboard box :
en
fi
- GB416738A - Improvements in or relating to hearth curbs :
en
- GB416643A - Devices for cleaning golf balls or the like :
en
- GB416562A - Improvements in and relating to systems of electric distribution :
en
- US1974182A - Safety razor :
en
- FI16068A - Baby-badbalja :
en
fi
- GB417052A - Improvements in or relating to television systems :
en
- DE602804C - Thread grinding machine working in forward and reverse motion with backlash compensation :
de
en
- FR770739A - Invisible tie holder :
en
fr
- US1973696A - Bag closing machine :
en
- CA344792A - Fluid pressure braking system :
en
fr
- USD93367S - Design for a shoe :
en
- DE562970C - Template for making multi-colored patterns :
de
en
- FR770818A - Apparatus for cooling milk in ordinary transport containers :
en
fr
- FR770747A - Automatic laboratory burette :
en
fr
- GB416831A - Improvements in or relating to gudgeon pins :
en
- US1973813A - Process and apparatus for treating submerged surfaces :
en
- CA344743A - Railway car coupler :
en
fr
- DE603043C - Thread tensioner with plate brake for slip gate :
de
en
- US1973770A - Portable gold washing and concentrating machine for placer sands and quartz ores :
en
- GB416783A - Improvements in and relating to electric gaseous discharge devices :
en
- US1974331A - Toy train :
en
- FI16075A - Apparat for velvet is well made for the brand with no or span :
en
fi
- DE602628C - Fetching device for pilgrim step rolling mills :
de
en
- US1974065A - Process and apparatus for the separation of gaseous mixtures :
en
- FR770770A - Further training in the establishment of fireplace grate bars :
en
fr
- GB416827A - Improvements in and relating to reciprocating steam engine plants with exhaust steam turbines :
en
- FR770872A - Heel Bending Machine Improvements :
en
fr
- FR43923E - Improvements to roller or needle bearings :
en
fr
- GB416752A - Improvements in and relating to the manufacture of lustrous carbon resistances :
en
- GB416539A - Improvements in machines for moulding and compressing plastic substances :
en
- GB407935A - Improvements in or connected with variable reactances and circuits including variable reactance :
en
- GB416698A - Improvements in and relating to means for preventing settlements of foundations :
en
- US1973716A - Compass :
en
- FR770847A - Improvements to pumps :
en
fr
- FI16094A - Muffler rifles t.m.s. for a firearm :
en
fi
- GB416515A - Improvements in or relating to cash registers :
en
- GB416923A - Improvements in engine starter controls :
en
- FR43911E - Improvements to heating devices for railway vehicles :
en
fr
- US1973879A - Two-part hoop type governor :
en
- DE602837C - Process for the production of aliphatic ‡, ªÏ-dicarboxylic acids with 12 or more carbon atoms :
de
en
- FI16087A - Förfaringssätt och anordning för blandning och proportionering av pappersmassa, isynnerhet av tidningspappersmassa :
en
fi
- USRE19319E - Seam pressing machine :
en
- DE603054C - Injection engine with main combustion chamber, antechamber and air storage :
de
en
- AU1675834A - Improved method of and apparatus forthe manufacture of compressed masses of normally non-coherent substances in particular from coal dust, brown coal dust andthe like :
en
- CA344758A - Sound reproducing apparatus :
en
fr
- FR43944E - Servo brake :
en
fr
- GB416677A - Improvements in or relating to low temperature carbonisation retort ovens :
en
- US1973944A - Awning construction :
en
- FR770854A - Hydraulic cleaning device for filtration devices :
en
fr
- GB416672A - Improvements in or connected with coin freed mechanism for meters :
en
- GB416564A - Improvements in and relating to the prevention of eddy-current losses in electric switches or circuit breakers and other enclosed electric apparatus :
en
- USD93352S - Design for a control head for a :
en
- GB416685A - Device for adjusting the grippers on driving wheels of motor vehicles :
en
- GB416652A - Improvements in or relating to railway signalling apparatus :
en
- DE602951C - Machine for the production of ice cream using dry ice :
de
en
- DE603046C - Shut-off valve for jet washer in filters with grainy filter material :
de
en
- GB416851A - Improvements in or relating to telephone systems :
en
- DE602939C - Hinged bucket with lids :
de
en
- US1974378A - Valve :
en
- FR43907E - Slack adjustment device intended in particular for the brakes of railway vehicles :
en
fr
- DE602890C - Process for the production of particularly absorbent, paper-like material from cellulose :
de
en
- GB416542A - Universal joint :
en
- GB416789A - New or improved method or/and means for refining metals :
en
- US1974380A - Inclosure for radiators :
en
- GB416532A - Improvements in rotary drying machines :
en
- DE602935C - Process for dewatering fresh soy sludge :
de
en
- AU1431833A - Improvements in means for immersing packages in melted wax orthe like :
en
- GB416794A - Improvements in and relating to boiler and like tube cleaning apparatus :
en
- AU1340633A - An improved stock feeding apparatus :
en
- CA344680A - Skin and hide burr removing apparatus :
en
fr
- CA344745A - Concentrated nitric acid :
en
fr
- DE602899C - Process for the production of nitrogenous fertilizers :
de
en
- FR770793A - Automatic safety switch device for vehicles :
en
fr
- CA344772A - Hydrocarbon oil processing :
en
fr
- CA344764A - Diphenyl derivative preparation :
en
fr
- US1974397A - Mold liner adapter for line casting machines :
en
- DK49284C - Device for Illumination of the Dead Room by Light Signals. :
da
en
- DE602989C - Relay circuit for alternating current circuits in which voltage and frequency change simultaneously and in the same direction :
de
en
- US1973803A - Elevating apparatus :
en
- USRE19316E - Attachment-plug receptacle :
en
- DE602885C - Circuit breaker :
de
en
- DE603094C - High-voltage transformer with layer winding and taps of the high-voltage winding that lead to a contact track, especially for X-ray systems :
de
en
- FR770857A - Lighting device for light signs, advertising, etc. :
en
fr
- GB416587A - Improvements in means and method for displaying substances :
en
- DE602969C - Ruebenbroeckler with grate and rotating shredding roller with rows of cutting teeth :
de
en
- CA344782A - Spring cushion :
en
fr
- FR770804A - Cleaning agents, wetting agents, finishing agents, etc. :
en
fr
- CA344713A - Balancing machine for rotating bodies :
en
fr
- US1974256A - Method of sealing packages :
en
- US1973920A - Elevator system :
en
- FR770876A - New technique for manufacturing tulle bottoms on rectilinear looms :
en
fr
- US1973728A - Compass :
en
- US1973821A - Sea wall :
en
- US1973915A - Floor polishing machine :
en
- US1974075A - Testing apparatus :
en
- US1973897A - Coke oven battery :
en
- US1973958A - Incense buhner :
en
- US1973972A - Welding machine :
en
- US1973800A - Snap switch operating mechanism :
en
- US1973989A - Fastening device for flat articles :
en
- US1974022A - Guard tightener for mowers, binders, and analogous machines :
en
- US1974101A - Hospital bed :
en
- US1974128A - Method and apparatus for drying fruit :
en
- US1974291A - Electrical connection :
en
- US1973771A - Spool for adhesive tape :
en
- CA344785A - Paper core cap :
en
fr
- DE602931C - Dividing device for machine tools :
de
en
- CA344652A - Electrical insulator :
en
fr
- FR770626A - Transmitting device particularly applicable to short and ultra-short wave installations :
en
fr
- FR770721A - Rubber vulcanization process :
en
fr
- US1973985A - Rod weeder bearing :
en
- US1974048A - Razor blade sharpener :
en
- US1973977A - Gas and air mixing valve :
en
- US1974285A - Hose and method of making the same :
en
- CA344711A - Article sorting device :
en
fr
- DE602785C - V-belt drive :
de
en
- DE603019C - Self-seller for stacked goods :
de
en
- CA344767A - Ski pole grip and ring :
en
fr
- US1974175A - Razor blade oiler :
en
- US1974036A - Easy parking automobile :
en
- US1974100A - Internal combustion engine :
en
- US1974197A - Brake lever :
en
- US1973949A - Compressor :
en
- US1974161A - Arch supporter :
en
- US1973804A - Battery charging system :
en
- US1973906A - Density determination by x-rays :
en
- US1974053A - Switch mechanism :
en
- US1973968A - Waste heat boiler :
en
- US1974150A - Lubricating device :
en
- USRE19318E - Abrasive article :
en
- US1973823A - Means for binding bales :
en
- US1973995A - Guy anchor :
en
- USD93373S - Design fob a vending machine casing :
en
- USPP103P - mallerin :
en
- DE602784C - Lubricating device for rotating joint bolts or the like, especially for cardan joints :
de
en
- DE603102C - Device for regulating the hot steam temperature by injecting additional fluid :
de
en
- FR770869A - Rotary ball launcher for automatic games, or others :
en
fr
- GB416547A - Improvements in furnace roof construction :
en
- CA344631A - Gluten-like product :
en
fr
- DE603065C - Automatic circuit on locomotives with combined overhead line and battery operation :
de
en
- FR43931E - Device for sound or light signaling of all rolling stock :
en
fr
- GB416767A - Scale for the handles of pocket knives :
en
- US1973816A - Vehicle roller mounting :
en
- US1973851A - Carrying out reactions in periodically heated chambers :
en
- US1974342A - Spring tooth for peanut pickers :
en
- US1973790A - Method of purifying vegetable oils :
en
- FI16081A - Alloy for soldering aluminum and other metals :
en
fi
- FR770570A - Improvements to pressure settings for printing machine cylinders and others :
en
fr
- FI16097A - Set up hydraulic frameworks :
en
fi
- DE602942C - Coke discharge device for standing coke ovens :
de
en
- DE603013C - Electric hand lamp composed of several housing parts :
de
en
- DE603104C - Process for improving the properties of aluminogenic iron for welding purposes :
de
en
- CA344770A - Semi-stiff collar :
en
fr
- FR770726A - Improvements in antiseptic and disinfectant preparations and in manufacturing processes for said preparations :
en
fr
- DE602977C - Disk friction damper for the tension and compression springs of traction devices, especially of trailer couplings for motor vehicles :
de
en
- GB416604A - Improvements relating to frames for folding mattresses :
en
- FR770828A - :
fr
- GB416790A - An improved apparatus for playing a table game :
en
- FR770717A - Reel for tapes or films :
en
fr
- FR770618A - Improvements to dynamo regulators :
en
fr
- FR770819A - Device to prevent pressure on corns in shoes :
en
fr
- DK49272C - Trolley whose Bottom is made of Plate. :
da
en
- DE602975C - Glider :
de
en
- FR770684A - Movable stretchers trolley :
en
fr
- DE602906C - Process for purifying hydrocarbons :
de
en
- DK49277C - Method for Preparing Germ-Free Aqueous Solutions of Hexamethylenetetramine and Its Salts. :
da
en
- FR43901E - Pendulums, electric clocks or alarm clocks with pendulums or pendulums :
en
fr
- DE603136C - Grinding device for a slicing machine with horizontally rotating circular knife :
de
en
- DE603142C - Reset device for case dialers and similarly acting switchgear in telephone systems :
de
en
- US1973921A - Color finder and method for the :
en
- US1974142A - Release hitch for tractors :
en
- DE602860C - Automatic grain depositing device for grass mower with swiveling table attached to the finger bar and controlled depositing rake :
de
en
- GB417047A - Improvements in or relating to multiple machines for moulding hollow bodies by centrifugal action, from asphalt, concrete and like plastic material :
en
- US1974190A - Machine for digging, removing, and smoothing dirt, gravel, and the like :
en
- USD93366S - Design fob a battery container :
en
- FR770578A - Method and device for improving electric musical hearing :
en
fr
- CA344718A - Aminoalkylsulfonic acid :
en
fr
- US1974250A - Incinerating plant :
en
- FI16090A - Springs for cars y.m. for :
en
fi
- GB416694A - Improvements in or relating to trousers :
en
- GB416835A - High ohmic resistance provided with a protective coating of varnish :
en
- DE602978C - Trailers, especially for motor vehicles, with a bogie and a vehicle frame outside the wheels :
de
en
- GB416598A - Improvements relating to packing cases or boxes :
en
- GB416833A - An elastic wheel for vehicles :
en
- US1973850A - Elevator equalizer :
en
- FR43940E - Method and devices for light projection in relief of photographic and cinematographic images :
en
fr
- US1973964A - Plastic composition :
en
- US1974093A - Method of reforming or reconditioning rail joint splice bars :
en
- GB416757A - An improved method of and apparatus for the manufacture of safety glass :
en
- US1973934A - Heat treating furnace :
en
- US1974325A - Guard strip :
en
- USD93336S - Design for a shoe :
en
- US1974178A - Handle for baskets :
en
- FR770699A - Devon :
en
fr
- GB416505A - Improvements in or relating to the manufacture of condensation products from alcohols and phenols :
en
- FR43909E - Ditch cleaning machine :
en
fr
- DE602842C - Vacuum brake :
de
en
- DE602851C - Attachment of salient poles to runners of high-speed internal pole machines :
de
en
- US1973898A - Winding mechanism for timepiece driving springs :
en
- US1974251A - Cap for containers and the like and method of making the same :
en
- US1973931A - Shingle :
en
- US1974215A - Cutting tool :
en
- GB416551A - Improvements in combined picture and sound recording apparatus :
en
- GB416681A - Machine for winding pirns or spools of yarns or threads :
en
- GB416769A - Improvements in vapour generators intended particularly for mercury :
en
- US1973748A - Shoe sole or the like and process of manufacturing same :
en
- DE602894C - Universal joint for the storage of burners or the like. :
de
en
- FR770682A - Wagon with automatic unloading, more particularly applicable to the transport of coke out of the ovens :
en
fr
- FR770693A - Method of establishing movement for watches and industrial products resulting from the application of this method :
en
fr
- FR770727A - Work stools attached to the legs and extendable in height :
en
fr
- FR770808A - Electrical circuits with electronic valves :
en
fr
- GB416732A - Improvements in or relating to hearth curbs :
en
- GB416761A - Improvements in or relating to the production of finely divided magnetic bodies :
en
- US1973802A - Locomotive steam boiler :
en
- US1973892A - Manufacture of ammonium sulphate :
en
- FR770796A - Piston seal :
en
fr
- FR770837A - Fuel for high pressure liquid fuel injection engines :
en
fr
- IE12699L - Dusting sheet materials :
en
- US1974134A - Pump :
en
- GB416726A - Improvements in or connected with indicators :
en
- FI16091A - Kombinerad vätske- och mätarpump :
en
fi
- GB416724A - Improved metal casing for electric incandescent tubular lamp reflectors :
en
- GB416847A - Process for the production of press-moulding materials, by condensation of phenols with formaldehyde or substances that yield formaldehyde :
en
- FR770616A - Watertight ball valve :
en
fr
- GB416590A - Improvements in and relating to the manufacture of cellulose ethers :
en
- GB417220A - Improvements in the manufacture or treatment of artificial filaments, threads, ribbons, fabrics and like materials made from or containing organic esters of cellulose :
en
- DE602944C - Process for the preparation of 4-aminonaphthalene-1,8-dicarboxylic acid imide and 4-alkylaminonaphthalene-1,8-dicarboxylic acid alkylimides :
de
en
- FR770785A - Device for ventilation and heating of railway vehicles :
en
fr
- GB416781A - Improvements in or relating to lifts :
en
- GB416743A - Improvements in servo-brakes :
en
- FR43919E - Pneumatic press for gluing shoe soles :
en
fr
- GB416728A - An improved process for extracting metals from ores :
en
- GB416925A - Improved thermostatic temperature controlling means for ovens or other units :
en
- FR770555A - Improvements to electrolytic devices :
en
fr
- FR770625A - Scraper conveyor :
en
fr
- US1973988A - Harrow :
en
- US1974359A - Trap :
en
- DE602765C - Combined radio and landing antenna for aircraft :
de
en
- DE602926C - Circuit arrangement for counting connections of different values in telephone systems :
de
en
- US1974388A - Lamp and automobile headlight :
en
- FR770634A - Change device :
en
fr
- FI16069A - Trappa med rörliga trappsteg :
en
fi
- DE602834C - Filter body for liquids :
de
en
- FR770753A - Level crossing signaling device :
en
fr
- US1974090A - Multiplex signaling system :
en
- DE602986C - Reversing gear for motor locomotive :
de
en
- US1973719A - Apparatus for and method of locating sunken vessels and other objects :
en
- US1973769A - Regulator :
en
- GB416765A - Improvements in or relating to the ventilation of sheds and farm buildings :
en
- FR770690A - Belt improvement :
en
fr
- FR770875A - Drilling, drilling or boring device :
en
fr
- DE602956C - Installation on asynchronous or synchronous reactive power machines to keep the line voltage constant when the line voltage increases :
de
en
- DE603012C - Arrangement for grid control of vapor or gas discharge paths with positive ignition characteristics :
de
en
- DE603049C - Elastic mounting of the rotating pan support in bogies :
de
en
- GB416976A - Improvements in the manufacture and production of non-knocking motor fuel :
en
- US1973775A - Textile apparatus :
en
- US1974198A - Automobile clutch pedal lock :
en
- DK49276C - Procedure for the pretreatment of fish livers determined for later manufacture of medicinal cod liver oil. :
da
en
- US1973731A - Acid and waterproof cement :
en
- US1974371A - Swiveling means for the headlights of vehicles :
en
- US1974095A - Fruit basket :
en
- DE602809C - Pair of needle rollers for opening up fiber material :
de
en
- DE602974C - Liquid piston pump :
de
en
- GB416799A - An improved propeller for use in the water or in the air :
en
- US1973756A - Hose :
en
- CA344666A - Pump and motor :
en
fr
- FR43912E - Heating element particularly suitable for central heating installations :
en
fr
- US1973845A - Fountain syringe :
en
- US1974374A - Gas producer grate :
en
- US1974000A - Process for purifying phenolic liquors and recovering values therefrom :
en
- US1974139A - Protective system :
en
- US1974174A - Camera for indexing skiagraphs :
en
- US1974394A - Transfer mechanism :
en
- FR43936E - Split drum winder :
en
fr
- GB416734A - Improvements in or relating to the manufacture of polymerisation products from aldols :
en
- FR770669A - Improvements to automatic telephone systems :
en
fr
- FR770688A - Cufflink :
en
fr
- DE602849C - Insulated electrical cable surrounded by a rubber sheath for airtight and watertight entry :
de
en
- USD93361S - Design for an office swivel chair :
en
- FR770613A - Improvements to agricultural sprayers :
en
fr
- FR770580A - Alarm device :
en
fr
- GB416709A - Improvements in or relating to apparatus for playing bagatelle and like games :
en
- DE602991C - Arrangement for measuring the load current in X-ray systems :
de
en
- US1974364A - Housing for electrical connections :
en
- US1973807A - Change speed gear mechanism :
en
- DK49278C - Procedure for such a treatment of the surfaces of metal objects that they are permanently protected against tarnishing. :
da
en
- DK49264C - Method and Machine for Shrinking Woven Fabrics. :
da
en
- DE602690C - Process for the preparation of dyes for dyeing cellulose esters and ethers :
de
en
- DE602874C - Gear pump for rayon spinning machines :
de
en
- FR770708A - New explosive and process and installation for its manufacture :
en
fr
- GB416514A - Improvements in and relating to turbines :
en
- FR770724A - Apparatus intended for the exhibition of animated illuminated advertising :
en
fr
- FR770674A - Article for smokers :
en
fr
- US1974261A - Method for using latex :
en
- US1973760A - Shipping case :
en
- US1973996A - Pear peeling machine :
en
- AU1429033A - Improvements in or relating to suction cleaners :
en
- AU1423933A - Improvements in or relating in printing telegraph systems :
en
- DE602695C - Adjustable, flexible, iron pit die :
de
en
- DE602788C - Gear grinding machine in which the workpiece is rolled over against the tool :
de
en
- DK49268C - Central heating boiler. :
da
en
- FR770736A - Tying device, in particular intended for tying chain threads :
en
fr
- US1973794A - Stable aqueous solutions of anaesthetic substances :
en
- US1974210A - Fabric smoothing and guiding device :
en
- CA344642A - Fruit packer :
en
fr
- CA344669A - Cleaning device :
en
fr
- US1973730A - Electric pull chain snap switch :
en
- US1974132A - Can or container :
en
- FI16053A - Sätt att anbringa ljuskällor i avsikt att få föremål likaväl synliga i mörker som i dagsljus och härvid använd listgrund :
en
fi
- US1973933A - Cord anchor :
en
- US1974002A - Cop holder :
en
- US1974301A - Treatment of hydrocarbon oils :
en
- CA344644A - Fan :
en
fr
- US1974290A - Crate for bottles :
en
- CA344654A - Vehicle wheel balancer :
en
fr
- AU1429133A - Improvements in or relating to suction cleaners :
en
- US1973735A - Railway traffic controlling system :
en
- US1974041A - Typewriting machine :
en
- US1973727A - Annunciator :
en
- US1974080A - Clamp fitting :
en
- US1973952A - Collapsible kennel :
en
- CA344763A - Rubber and leather processing :
en
fr
- US1973714A - Venturi tube :
en
- DE602929C - Circular knitting machine for the production of reversible clad knitwear :
de
en
- US1973894A - Extension table :
en
- DE602703C - Protection device for three-phase networks :
de
en
- CA344659A - Closed vehicle sliding hood :
en
fr
- CA344672A - Oil and grease recovering apparatus :
en
fr
- CA344753A - Sound reproducer and optical system :
en
fr
- DE602997C - Pit punch made of profile iron, in particular as an extension part of a polygon extension of routes :
de
en
- DE603040C - Bicycle hub with brake :
de
en
- US1973693A - New composition of matter and method of producing :
en
- US1974205A - Combustion apparatus :
en
- DE602896C - Extraction of pure sulfur :
de
en
- US1973980A - Expansible mandrel :
en
- US1973983A - Sign construction :
en
- US1974179A - Electrical filter circuit device :
en
- AU1369733A - An improved meat mould or press :
en
- CA344633A - Motor car lifting device :
en
fr
- DE603074C - Setting procedure for projection devices :
de
en
- GB416589A - Improvements in or relating to the sleeve-valves of internal-combustion engines :
en
- US1973815A - Game apparatus :
en
- US1973912A - Wall structure :
en
- DE602807C - Engraving machine for fountain pen u. like :
de
en
- DE602910C - Throwing wheel with controlled prong forks :
de
en
- GB416735A - Improvements in electric condensers :
en
- DE602943C - Process for the preparation of 3,5-diiodo-4-pyridone :
de
en
- FR770564A - Improvement in waterproof connectors for insulated cables :
en
fr
- GB416637A - Pentagonal length of canvas to be used as tent, cape and sleeping bag :
en
- US1973984A - Book form towel pad :
en
- US1974192A - Apparatus for folding paper linings :
en
- USD93324S - Design for a shoe :
en
- US1973832A - Ironing board :
en
- CA344732A - Ice cream manufacture :
en
fr
- FR770859A - Process for the production of sterile filters :
en
fr
- US1974061A - Corrugated board knock-down box :
en
- US1973708A - Cleaning device :
en
- CA344656A - Spring washer :
en
fr
- CA344740A - Fluid pump :
en
fr
- CA344671A - Ski binding :
en
fr
- AU1551133A - Improvements relating to vacuum tube amplifier :
en
- DK49285C - Stand parasol with inclined Adjustable Screen. :
da
en
- FR770591A - Improvements to gas and solid fuel combi heaters :
en
fr
- FR770777A - Mechanical hammer :
en
fr
- DK49274C - Luggage carrier. :
da
en
- US1974254A - Discharge head for fluid containers :
en
- US1974194A - Food comminuting utensil :
en
- FI16054A - Anordning vid förgasare :
en
fi
- GB416707A - Improvements in or relating to modulated carrier wave transmitting apparatus :
en
- BE405305A - :
en
- DE602968C - Device for sorting coffee beans or the like according to color by means of a photoelectric cell, onto which light beams reflected from the items to be sorted are projected through a mirror :
de
en
- US1974262A - Reciprocating mechanism :
en
- US1973754A - Chemical laboratory apparatus :
en
- FR770584A - Improvements to shoe fitting machines :
en
fr
- GB416616A - Improvements in electric discharge tubes :
en
- US1973937A - Flash light attachment for cameras :
en
- US1974168A - Tractor and trailer brake system :
en
- US1973710A - Lubricated axle bearing :
en
- US1974052A - Needle or tufting device :
en
- US1974393A - Manufacture of artificial sponges :
en
- FR770887A - Improvements to heavy oil burners :
en
fr
- GB416548A - Improvements relating to endless track vehicles :
en
- GB416560A - Improvements in air pistols :
en
- GB416597A - Improvements in trellis work :
en
- GB416816A - Improvements in pneumatic conveyers by means of rotary induction wheels :
en
- US1974157A - Brush actuating device for a repulsion starting electric motor :
en
- US1974286A - Carburetor :
en
- US1973786A - Press :
en
- US1973951A - Shoe cleat attachment :
en
- US1974336A - Depositing machine :
en
- US1973759A - Alarm device :
en
- US1974054A - Switch mechanism :
en
- US1974271A - Tubular metallic shaft :
en
- US1974352A - Preheating of the air supply to locomotive water tube boiler furnaces :
en
- GB416656A - Fusible electric cut-out elements :
en
- GB416690A - Improvements in or relating to electric coupling devices :
en
- DE602952C - Two-step process for separating air :
de
en
- FI16073A - Method for impregnating growing trees :
en
fi
- FR43928E - Loudspeaker enhancements :
en
fr
- AU1428933A - Improved compound forthe extermination of termites :
en
- CA344635A - Production of pig iron from scraps :
en
fr
- FR770763A - Method and apparatus for developing films :
en
fr
- FR770853A - Automatic liquid dispenser :
en
fr
- GB416725A - Insulated electrical conductors :
en
- CA344700A - Motor control system :
en
fr
- US1973844A - Free-chain hoist :
en
- US1974042A - Conveyer system :
en
- US1973928A - Rendering machine :
en
- DE602921C - Pressure cooker :
de
en
- DE602821C - Process for cleaning coils used for heating or cracking hydrocarbon oils :
de
en
- US1974103A - Manufacture of paper :
en
- US1974241A - Sheet delivery mechanism for printing presses :
en
- US1974303A - Treatment of hydrocarbon oil :
en
- GB416746A - Improvements in or relating to spraying devices :
en
- US1973932A - Box construction :
en
- DE602871C - Hydraulic press for the pressure to be maintained during the whole working period :
de
en
- DE602987C - Type printing telegraph :
de
en
- FR770873A - Drip trap device :
en
fr
- FR43945E - Mobile and transportable hopper crane :
en
fr
- FR770758A - Improvements relating to shock absorbers :
en
fr
- FR43924E - :
fr
- US1973884A - Carbonproof plug :
en
- US1973911A - Electrode for therapeutic devices :
en
- DE602697C - Manufacture of antimony fluoride :
de
en
- DE602971C - Gear change gearbox :
de
en
- GB416537A - Improvements in or relating to wrapping machines :
en
- FR770711A - Variable secondary voltage transformer, magnetic leakage compensated :
en
fr
- US1973914A - Vulcanizing rubber :
en
- FI16065A - Arrangements for the sale of goods under the terms and conditions of payment :
en
fi
- FI16060A - Frostplatta :
en
fi
- FR770620A - Installation of signage on vehicles :
en
fr
- DE602743C - Ventilation device for fermentation tubs :
de
en
- GB416809A - Improvements in or relating to joints and couplings for pipes or tubes :
en
- GB416524A - Improvements in or relating to spades, forks, and similar garden implements :
en
- USD93342S - Design for a tobacco pipe :
en
- FR770665A - Process for dyeing textile fibers :
en
fr
- GB416764A - Improvements in or relating to fuzes for projectiles and particularly for small calibre high explosive projectiles :
en
- DE602980C - Brake shoe for vehicle wheels, especially motor vehicle wheels :
de
en
- FR770606A - Automatic starting mechanism :
en
fr
- FR770676A - Copper enrichment process for copper slurries :
en
fr
- DE603002C - Copy device for loose-leaf accounting :
de
en
- GB416540A - Improvements in and relating to the drying of fabric :
en
- FR770776A - Development of devices used to support curtains :
en
fr
- US1973965A - Tuyere section for coal burning stokers :
en
- DE602846C - Circuit arrangement for memory :
de
en
- DE602838C - Electrically heated bright annealing furnace :
de
en
- DE602966C - Share holder foot for potato harvesters with share holder arranged behind the throwing wheel :
de
en
- FR770841A - Electrical device for controlling machine tools and others :
en
fr
- US1973839A - Tape actuating device :
en
- US1974037A - Wick structure for wax lights and the like :
en
- US1974398A - Method of chilling lubricating oils for dewaxing :
en
- CA344726A - White cyanid :
en
fr
- DE1301398U - :
de
en
- DE603097C - Drive and transport device for egg sorting machines :
de
en
- FR770617A - Manufacturing process for solutions intended for the protection of ferrous metals by coating with metal phosphates :
en
fr
- FR770596A - Control for control units of amplifiers for telecommunications devices :
en
fr
- FR770589A - Tuning device for pianos allowing to play in several keys :
en
fr
- CA344689A - Hydro-carbon oil product :
en
fr
- US1974206A - Lasting machine :
en
- AU1195233A - Improvements in or relating to very shortwave radio communication systems :
en
- DE602950C - Method and device for the production of ice briquettes :
de
en
- FR770779A - Gear shifting, especially for vehicles :
en
fr
- GB416832A - Process of manufacturing glass and enamels :
en
- DE603023C - Drilling jig for drilling holes in the webs and flanges of profile iron at the same time :
de
en
- FR43921E - Burner for oil or other similar fuels, automatically operated and regulated :
en
fr
- GB416501A - Improvements in or relating to radio receivers :
en
- FR770614A - Rotary motor :
en
fr
- GB416497A - Combination draught excluder and door controller :
en
- US1974121A - Control device for a heat transfer system :
en
- DE602687C - Time switch with pneumatic relay :
de
en
- DE602820C - Headlight arc lamp :
de
en
- US1973875A - Coin control mechanism :
en
- US1974283A - Surgical belt :
en
- DK49267C - Method and apparatus for changing the length of woven or similar fabrics or yarns. :
da
en
- US1973929A - Dredger pipe valve :
en
- US1973824A - Process for producing lubricating oil :
en
- US1973785A - Shoe heel :
en
- US1973871A - Wall cabinet and clock :
en
- US1974212A - Ball winding machine :
en
- US1974245A - Key holder :
en
- CA344664A - Tobacco pipe device :
en
fr
- CA344655A - Plastic composition :
en
fr
- US1973787A - Vat dyestuffs of the benzanthrone acridine series and the process of making them :
en
- US1973877A - Method and apparatus for removing burrs from welded material :
en
- US1973725A - Picture transmission amplifier :
en
- US1974226A - Fluid treater :
en
- US1973810A - Automatic feeding and catching device for rolling mills :
en
- US1974024A - Manufacture of films containing cellulose acetate :
en
- USD93368S - Design fob a meat tenderer :
en
- US1974387A - Antenna :
en
- US1973763A - Coating machine :
en
- US1973829A - Hinged bracket :
en
- CA344646A - Foundation garment :
en
fr
- CA344692A - Fourdrinier wire stringing device :
en
fr
- US1973918A - Reaction product of sulphur dioxide and aldehyde derivatives of a schiff's base :
en
- US1973930A - Carton and liner for same :
en
- CA344729A - Drag link :
en
fr
- US1974091A - Flame arrester for gasoline tanks :
en
- US1974238A - Store front construction :
en
- US1973946A - Expansion joint device :
en
- US1974260A - Apparatus for pumping wells :
en
- US1973863A - Method and apparatus for making roofing :
en
- US1974123A - System and apparatus for elevating rigid pavements :
en
- US1973948A - Adjustable foot for furniture and the like :
en
- US1973910A - Wettable sulphur composition :
en
- US1974145A - Air conditioning :
en
- FR770783A - Light signaling device to prevent accidents at level crossings :
en
fr
- US1973864A - Centrifugal sieving machine :
en
- US1974344A - Induction motor :
en
- DE602841C - Shut-off element for control valves arranged between the control container and the brake line :
de
en
- FI16089A - Fertilization rate for the production of carbon paper or liquid products in the same product :
en
fi
- DE602976C - Undercarriage for aircraft :
de
en
- FR770571A - Improvements to fittings for joining pipes, tubes or the like :
en
fr
- USD93360S - Design fob a wheel :
en
- GB416715A - Aircraft :
en
- FR770554A - Method and coupling device for machines for manufacturing bottle-capping caps and for sealing said bottles :
en
fr
- DE602758C - Process for matting rayon :
de
en
- DE602911C - Two-stroke internal combustion engine with self-ignition of the fuel :
de
en
- DE602812C - Process for the fermentation of alcohol :
de
en
- DE602796C - Rotary valve for change gears adjustable by a pressure medium of motor vehicles with two driver's posts :
de
en
- DE603020C - Air-compressing internal combustion engine for dust-like fuels :
de
en
- GB416634A - Removing bismuth from lead :
en
- US1974176A - Braking apparatus :
en
- FR770900A - Pre-ignition chamber for diesel engine, especially for those running on tar oil :
en
fr
- FR770750A - Improvements to ferro-prussiate prints :
en
fr
- US1974059A - Shoe working machine :
en
- US1974265A - Automatic light control device :
en
- GB416736A - Process and product for silvering :
en
- FR770562A - Improvements made to test benches for engines, in particular for air-cooled engines :
en
fr
- GB416552A - Improvements in and relating to the drying of fibre-board and like plates of fibrousmaterial :
en
- US1974363A - Valve spring compressor :
en
- DE603011C - Control device for swiveling mechanisms driven by a specially excited DC motor :
de
en
- CA344712A - Metal sealed glass article :
en
fr
- FR770644A - Optical sound recording process :
en
fr
- DE602778C - Rollable rod for tripods, supports, carriers, etc. like :
de
en
- GB416670A - Improvements in maps :
en
- FR770825A - Massage device :
en
fr
- FR770811A - Daytime and nighttime illuminated advertising device :
en
fr
- CA344778A - Speed gear :
en
fr
- DE602884C - Switching device with contact spring set :
de
en
- DE602887C - Process for the production of a hormone gland preparation :
de
en
- DK49260C - Door, Gate or similar. :
da
en
- FR770844A - Improvements to repetition and signal recording systems on locomotives or railcars :
en
fr
- GB416576A - Improvements in electric heaters :
en
- FR770621A - Advanced training in electric accumulators :
en
fr
- DE603113C - Process for the production of a white pigment color with simultaneous production of sodium hydrosulphite :
de
en
- DE602990C - Regulating transformer set :
de
en
- FR770611A - Signaling device for streets and roads :
en
fr
- FR770660A - Carbonization of wood and dry fuel :
en
fr
- GB416510A - Improvements in and relating to methods of and means for supporting electric discharge devices :
en
- US1973720A - Hopper mechanism :
en
- US1973729A - Humidifying apparatus :
en
- US1974094A - Valve gear :
en
- FR770623A - Improvements to spark plugs for internal combustion engines :
en
fr
- US1974104A - Tobacco pipe :
en
- FR770815A - Device adaptable to talking machines and ensuring automatic disc repeat :
en
fr
- GB416930A - Process for the manufacture of phenols from alkali arylsulphonates :
en
- FR770800A - Switch Mechanism for Electrical Appliance :
en
fr
- FR770563A - Improvements to methods and devices for separating the liquid phase from the solid phase, in a semi-freezable medium, in particular for the concentration of wines :
en
fr
- DE602923C - Production of monocalcium phosphate :
de
en
- GB416854A - Improvements relating to oil retaining and dirt excluding rings for use with machinery bearings :
en
- US1973701A - Electrode holder :
en
- FR770781A - Temperature compensation for measuring devices with copper oxide rectifier :
en
fr
- US1973855A - Method of making tappets :
en
- US1974266A - Duplicator :
en
- US1974155A - Hydraulic pump jack for wells :
en
- DE602832C - Process for the production of starch soluble in cold water :
de
en
- US1973943A - Socket-collet structure :
en
- US1974346A - Vine cutter :
en
- DE602802C - Direction indicators for motor vehicles :
de
en
- US1973909A - Coke and gas manufacture :
en
- FR770817A - Combination lock :
en
fr
- GB416618A - Improvements in cutting, slicing or carving appliances :
en
- US1973987A - Stake sharpener :
en
- US1973993A - Tractor mower :
en
- US1974006A - Gauge arm :
en
- US1974173A - Porous metal bearing composition :
en
- US1974309A - Grain cleaning and separating machine :
en
- US1974375A - Sanctuary lamp :
en
- FR770807A - Fuse cutout :
en
fr
- FR770852A - Armchair or sofa convertible into a bed :
en
fr
- GB416531A - Improvements in or relating to motor road vehicles :
en
- GB416823A - Improvements in and relating to power engines consisting of gas and vapour turbines :
en
- DE603030C - Photographic lens shutter :
de
en
- GB416838A - Improvements in and relating to turbine shaft packings :
en
- GB416737A - Improvements in pressure registering apparatus :
en
- FR770833A - Improvements to vacuum cleaning devices :
en
fr
- GB416599A - Improvements in the manufacture and production of cyanuric acid :
en
- US1973878A - phillips :
en
- FR770735A - Rewinder improvements :
en
fr
- US1973758A - Milk bottle cap :
en
- FR770685A - New watertight fitting for sewer pipes :
en
fr
- US1974165A - Paper folding device :
en
- FR770692A - Non-slip soles for agricultural shoes :
en
fr
- GB416751A - Improvements in containers for condensers and other electrical apparatus of a staticnature :
en
- DE602817C - Circuit arrangement for teleprinter systems :
de
en
- DE602998C - Stretching, creaming and drying machine for the execution of the process for the production of textile material for laundry items :
de
en
- US1973979A - Method of ignition and mixture compressing internal combustion engine :
en
- US1974224A - Game implement :
en
- DE602864C - Rotary piston internal combustion engine :
de
en
- DE602938C - Arrangement for moistening and loosening bundles of tobacco leaves :
de
en
- FR43946E - Improvements to synchronization devices used in television, telephotography, telemechanics :
en
fr
- FR770784A - Oil separator :
en
fr
- DE603107C - Heat timer :
de
en
- US1974146A - Cube tray heating unit :
en
- CA344780A - Spraying device :
en
fr
- US1973967A - Concrete pipe joint :
en
- GB416523A - Improvements in and relating to pipe joints or couplings :
en
- FR770884A - Process for the preparation of cleaning, washing, emulsifying and softening agents :
en
fr
- GB416796A - Improvements in or relating to type setting systems :
en
- FR770681A - Improvements to installations for the purpose of quenching coke at the outlet of furnaces or the like :
en
fr
- FR770843A - New taximeter counter :
en
fr
- DE603057C - Film cabinet :
de
en
- DE602870C - Switching device, in particular for advertising purposes in shop windows :
de
en
- US1973925A - Electrically actuated controls :
en
- FR770619A - Method and devices for ridding gases of solid or liquid particles which they contain in suspension :
en
fr
- GB416706A - Improvements in liquid dispensing apparatus :
en
- GB416741A - New or improved method of supporting and operating sun blinds or awnings :
en
- GB416815A - Apparatus for the regulation of a plurality of electric lighting units supplied with alternating current :
en
- DE602800C - Trailer braking device for motor vehicles :
de
en
- US1973867A - Dispensing device :
en
- US1974232A - Safety guard rail for highways :
en
- IE13088L - Bung hole bushes. :
en
- FR770733A - Simplified and economical construction of sheet metal cladding for apartment chimneys :
en
fr
- USD93332S - Design fob a combination tractor :
en
- DE602909C - Self-seller with rotatable, optionally adjustable goods container :
de
en
- FR770891A - Device for guiding tools, in particular cutting and welding torches, along jigs :
en
fr
- FR43933E - Improvements to purifiers and sorters :
en
fr
- US1974030A - Valve actuating unit :
en
- US1974223A - Stadium :
en
- US1974107A - Drilled well turbine pump :
en
- CA344677A - Pack :
en
fr
- CA344751A - Optical testing device :
en
fr
- CA344648A - Sound picture record :
en
fr
- FI16064A - Gas generator for internal combustion engines :
en
fi
- GB416516A - Improvements in apparatus for determining the velocity, and/or the dust, and/or mistcontent, of a fluid stream :
en
- US1973793A - Kite :
en
- US1973961A - Typographical mold :
en
- US1974135A - Railway truck spring :
en
- USD93358S - Design fob a hair drying apparatus :
en
- US1974207A - Mechanism for selectively controlling the angular movement of a shaft :
en
- US1973853A - Fender well tire carrier :
en
- DE602848C - Periodically responsive override indicator according to :
de
en
- GB416631A - Manufacture of nitriles of unsaturated fatty acids :
en
- DE602872C - Automatic control device for liquid containers, especially for compressed air accumulators :
de
en
- GB416723A - Improvements in or relating to television and the like transmitting systems :
en
- GB416648A - Improvements in fountain pens :
en
- GB416818A - Improvements relating to the treatment of earth-nut kernels :
en
- DE603099C - Scraper conveyor :
de
en
- GB416733A - Improvements in pipe couplings :
en
- FR770792A - Apparatus for detecting an air current and measuring its direction :
en
fr
- GB416594A - Improvements in and relating to handles and front fork for cycles, particularly motor cycles :
en
- US1974076A - Advertising stand :
en
- DE603032C - Device for the prevention of film emissions from cinema projection apparatus :
de
en
- DE603058C - Device for damping the vibrations of signal devices mounted on floats :
de
en
- US1973841A - Quilling machine :
en
- US1974385A - Chuck controlling mechanism :
en
- DE602949C - Household fridge :
de
en
- US1974082A - Regulator system :
en
- US1974295A - Treatment of hydrocarbon oils :
en
- DE602924C - Electrically controllable braking device for rail vehicles :
de
en
- CA344746A - Rubber coated steel object :
en
fr
- US1974300A - Mechanical movement :
en
- USD93335S - Combined lamp l :
en
- US1974163A - Collapsible runner :
en
- US1973941A - Concrete-wall-form tie :
en
- US1974369A - Printing belt :
en
- US1973888A - Pinking device for sewing machines :
en
- US1973903A - Cosmetic container :
en
- US1973975A - Rotary rock bit construction :
en
- USD93350S - Design for an air compressor :
en
- GB416601A - Improvements in or relating to the tufting of mattresses and the like :
en
- GB416978A - A bush or protector for bung, tap, cork holes and the like :
en
- US1974282A - Rotary internal combustion motor :
en
- US1973945A - Combination exercising and massaging apparatus :
en
- US1974239A - V gorbatchewsky :
en
- GB416617A - Improvements in the manufacture of piston and similar rings :
en
- GB416852A - Improvements in and apparatus for the manufacture and production of sulphur :
en
- DE602840C - Motorized railcar :
de
en
- DE602912C - Classifier for paper, cellulose and like :
de
en
- US1973718A - Fastening-inserting machine :
en
- US1973865A - Method for hydrogenating resinous compounds :
en
- GB416475A - Improved process for treating cyanide solutions :
en
- GB416591A - Improvements in or relating to gas producing materials for inflating hollow articlesof rubber :
en
- DE603060C - Rolling bearings for conveyor belt rollers :
de
en
- FR770624A - Ladies underwear :
en
fr
- GB416496A - Improvements in or relating to valves for fluid pressure engines :
en
- FR770553A - Improvements in the construction of beehives and corresponding honey extraction processes :
en
fr
- US1974322A - Clutch :
en
- USRE19321E - Selector :
en
- US1973726A - Facsimile transmission :
en
- DE603038C - Pressure equalization and shut-off valve for safety tires of motor vehicles and the like. :
de
en
- GB416730A - Improvements in or relating to the manufacture of abrasive material :
en
- US1973998A - Sizing artificial silk :
en
- US1974200A - Steam engine :
en
- CA344698A - Elevator control system :
en
fr
- US1974396A - Glider :
en
- CA344706A - Fountain pen :
en
fr
- DE603078C - Roll film camera :
de
en
- FI16096A - Skida :
en
fi
- US1974347A - Spring assembly structure :
en
- US1973833A - Refining of crude paraffin wax :
en
- US1973856A - Engine :
en
- US1973782A - Composite matrix for printing plates :
en
- US1973991A - Bituminous emulsion :
en
- DE602880C - Malfunction indicators for electrical clocks :
de
en
- DE603106C - Coin operated telephone :
de
en
- DK49279C - Procedure for Purifying Wool and Other Fiber Masses. :
da
en
- FR770649A - Vibratory screening machine :
en
fr
- FR770823A - Sewing machine comprising a device for darning, embroidery and the like :
en
fr
- CA344728A - Knitted fabric :
en
fr
- US1973739A - Device more particularly adapted for sharpening blades :
en
- US1974362A - Piston :
en
- DE580169C - Printing device for cloakroom cards :
de
en
- AU1323033A - Improvements in or relating to electron discharge devices and circuits incorporating thesame :
en
- US1974246A - Pipe holder :
en
- CA344630A - Flour and foodstuff :
en
fr
- DE602829C - Circuit arrangement for the pointer setting of a clock system with a master clock and with independently running slave clocks connected to it by a common operating line :
de
en
- GB416787A - Improvements in, or relating to, electric heating appliances of the open-grid or boiling-plate type :
en
- DE603047C - Production of poorly soluble salts of hydrofluoric acid :
de
en
- USD93322S - Design for a mobile ash tray :
en
- CA344661A - Wheel ornamental member :
en
fr
- CA344688A - Sulphur removal from hydrocarbon oils :
en
fr
- CA344777A - Muffler :
en
fr
- FR770573A - High voltage fuse circuit breaker :
en
fr
- GB416526A - Process for the treatment of cobalt-containing material :
en
- US1973819A - Golfer's kit :
en
- US1973962A - Invalid's wheel chair :
en
- CA344679A - Flanged paper article manufacture :
en
fr
- USD93369S - Design for a fish bait body :
en
- CA344773A - Hydrocarbon oil processing :
en
fr
- CA344784A - Paper core cap :
en
fr
- US1974328A - Voltage multiplier :
en
- CA344738A - Meter vernier :
en
fr
- AU1169433A - Improvements in or relating to oscillation generating arrangements suitable for use for wireless signalling and similar purposes :
en
- US1973857A - Reciprocable piston distributing valve means :
en
- US1974119A - Renewable fuse :
en
- USD93349S - Design for a burial vault :
en
- US1974358A - Fishing hook :
en
- FR770588A - Gas burner for gas bath heaters and similar devices :
en
fr
- FR770700A - Electric motor starting and braking control device :
en
fr
- GB416651A - An improved device for locating faults in electrical conductors :
en
- GB416701A - Improvements in tyre deflation indicators :
en
- GB416713A - Improvements in fuels for internal combustion engines :
en
- FR43941E - Further development of two-piece pipe elements :
en
fr
- GB416544A - Device for facilitating dialling in automatic telephone apparatus :
en
- FR770762A - Panties :
en
fr
- FR43934E - Process for making silver objects and especially watch cases insulphurable :
en
fr
- GB416680A - Improvements in chains for conveying powdered or granulated substances :
en
- CA344670A - Sad-iron :
en
fr
- US1973954A - Power control for a pneumatic tube carrier system :
en
- US1974032A - Cigarette making machine :
en
- CA344691A - Electric totalisator :
en
fr
- US1974391A - Flexible connecter :
en
- US1974014A - Adjustable pump head :
en
- CA344791A - Mercury purification :
en
fr
- DE602904C - Process for the preparation of nitrogen-containing anthraquinone derivatives :
de
en
- GB416607A - Improvements in connection with luggage carriers for motor or other vehicles :
en
- CA344663A - Cutter pick unit :
en
fr
- CA344788A - Hair rolling device :
en
fr
- DE602751C - Process for reducing the electrical resistance of aluminum :
de
en
- US1974060A - Alloy and article composed of same :
en
- US1973798A - Dispensing device :
en
- US1974116A - Auxiliary heater for brooders :
en
- US1974315A - Lightning protection for storage tanks :
en
- FR770683A - Discharge tubes for electric lighting :
en
fr
- US1974284A - Power factor corrected gas discharge tube :
en
- US1974355A - Hydrofertilizer apparatus :
en
- US1973752A - Temperature regulating system :
en
- US1974156A - Tandem shoe bag :
en
- DE602960C - Welded wing hub for centrifugal machines with at least three blades for axial flow :
de
en
- FI16063A - Traction and pushing device for railway vehicles :
en
fi
- US1973924A - Container and closure therefor :
en
- US1974272A - Spindleless display device :
en
- USD93354S - Design for a radiator cabinet :
en
- FR770861A - Box pad :
en
fr
- GB416513A - Improved method of increasing the viscosity of mineral oils :
en
- US1973744A - Relief valve :
en
- US1973960A - Container :
en
- US1974113A - Apparatus for making flour :
en
- US1974130A - wedberg :
en
- US1974402A - Heat exchanger :
en
- DE603077C - Roll film camera :
de
en
- FR770582A - Method and apparatus for extracting certain extracts from solids by means of solvents :
en
fr
- CA344683A - Spring cover :
en
fr
- US1974299A - Lubricating compound and process of making the same :
en
- CA344715A - Washing machine :
en
fr
- FR770675A - Improvements to wave collectors :
en
fr
- US1974329A - Hydraulically operated controlling device applicable to variable velocity ratio gearing :
en
- USD93344S - Design for a block puzzle :
en
- US1974235A - Method and apparatus for surface tension dialysis :
en
- US1973736A - Railway traffic controlling system :
en
- US1974028A - Process for the baking of bread :
en
- US1974240A - Road joint machine :
en
- FR770892A - Process for the production of rubber objects :
en
fr
- US1973717A - Container and method of forming same :
en
- US1974403A - Feeding and catching table :
en
- DE602891C - Structure of stationary and moving frame parts of machine tools, especially grinding machines :
de
en
- DE603021C - Process for the direct compression of gaseous or vaporous agents by means of an already compressed gas or vaporous agent :
de
en
- GB416554A - Rolling mills of the overhung type :
en
- GB416639A - Improved method and means for the production of double-walled glass vessels :
en
- US1974117A - Replaceable drill tooth :
en
- US1974169A - Positive brake for trailers :
en
- US1974373A - Apparatus for the production of combustible gas from solid fuel :
en
- US1974220A - Direction indicator :
en
- US1974323A - Equalizing device for rayon spinning :
en
- GB417049A - Improvements in apparatus for removing impurities from internal combustion engine exhaust gases :
en
- FI16092A - Lifebuoy :
en
fi
- FR770899A - Process for the production, in operation, of gaseous fuel, formed of heavy oil gas and air, mainly for motive power installation :
en
fr
- GB416679A - Improvements in or relating to non permeable coatings :
en
- DE602930C - Device for processing of rolls, in particular of grooved rolls for pilgrim step mills :
de
en
- US1973901A - Process of refining hydrocarbon oils :
en
- US1974186A - Insulated pan set :
en
- FR770838A - Improvements to spring-loaded fasteners :
en
fr
- GB416518A - Improvements in or relating to racks, stands or holders for milk bottles and the like preferably carried by wheeled vehicles :
en
- US1974038A - Dispensing device for sheets of flexible material :
en
- US1973994A - Antifriction bearing :
en
- DE603103C - Device for regulating the water content of steam generators :
de
en
- US1974307A - Case signaling mechanism for keyboard controlled telegraph apparatus :
en
- DE602973C - Removable spring mechanism for photographic shutters :
de
en
- DE602970C - Device for skinning onions using hot gases :
de
en
- US1974334A - Process of coloring silver images :
en
- DE602945C - Steam boiler system, especially for high pressure boilers :
de
en
- US1974392A - Heating apparatus :
en
- CA344681A - Sash lock :
en
fr
- CA344714A - Burial vault :
en
fr
- US1974236A - Sampling apparatus for liquids :
en
- AU1443533A - Improvements in and relating to saddles :
en
- DE603017C - Spring :
de
en
- FR770610A - The stop valve :
en
fr
- CA344723A - Coloured lacquer and coating composition :
en
fr
- CA344719A - Aminoalkylsulfonic acid :
en
fr
- DE602985C - Device for drying and pretreating loose textile fibers :
de
en
- CA344756A - Film type sound reproducer :
en
fr
- US1973772A - Milk pasteurizing apparatus :
en
- US1974013A - Concrete spreader :
en
- US1974230A - Driving axle :
en
- US1974405A - Spring :
en
- GB416664A - Process for sensitizing photographic silver halide emulsions :
en
- CA344783A - Mono-azo-dyestuff :
en
fr
- US1973737A - Method and apparatus for making catamenial bandages :
en
- AU1665734A - Improvements in moving lens kinematograph machines :
en
- USD93329S - Design for a shelf back lavatory :
en
- US1973724A - Method of inhibiting discoloration of aromatic compounds :
en
- US1973834A - Conversion of hydrocarbons into hydrocarbons of lower molecular weight :
en
- DE603066C - Circuit arrangement for receivers with fading compensation and high-frequency circuits damped by grid current in the idle state :
de
en
- FI16074A - Knives for the manufacture and sale of masks :
en
fi
- FR770809A - Lenticular film printing process on lenticular films :
en
fr
- US1973942A - Socket-collet structure :
en
- AU1323533A - Improvements in or relating to cathode ray tubes :
en
- CA344673A - Mirror support :
en
fr
- US1974327A - Expansion joint for roads, floors, and like structures :
en
- US1973926A - Bread and method of making the same :
en
- US1974122A - Rotary engine motor, compressor, and the like :
en
- AU1249333A - Treating sewage :
en
- FR770673A - Camera :
en
fr
- DE602793C - plane :
de
en
- DE603000C - Device for supplying paint to the paint spray nozzles on printing machines :
de
en
- FR770856A - Pressure-resistant extinguishing chamber, for liquid switches :
en
fr
- FR770840A - Corkscrew with device to extract cork waste :
en
fr
- GB416906A - Improvements in and relating to electric power control systems employing electric power converting apparatus, particularly of the vapour electric type :
en
- DE603147C - U-shaped assembly screw clamp for making the connection of electrical lines using sleeve connectors with pressure bar :
de
en
- CA344725A - Tobacco leaf stemmer :
en
fr
- FR770775A - Fuel chipboard :
en
fr
- GB416640A - Improvements in pens :
en
- US1974167A - Antiknock gasoline :
en
- US1974237A - Waterproof cape :
en
- DK49262C - Cosmetic for foul-smelling Arm and Foot transpiration. :
da
en
- GB416774A - Improvements in the production of artificial marble :
en
- US1974092A - Connecting means :
en
- GB416785A - Improvements in tobacco pipes :
en
- DE602836C - Process for the extraction of magnesia from dolomite :
de
en
- CA344708A - Catamenial receptacle :
en
fr
- US1973940A - Regulating tool :
en
- US1974281A - Blasting and dynamiting :
en
- US1974063A - Lamp :
en
- US1973732A - Cement :
en
- US1974306A - Electromagnetically-controlled circuit controller :
en
- FI16093A - Window holder :
en
fi
- AU1430833A - Improvements in operating internal combustion engines of combustible depolymerisation products :
en
- US1973876A - Engine :
en
- US1974313A - Printing instrumentalities for typewriting machines :
en
- CA344733A - Room aerating apparatus :
en
fr
- GB416813A - Improvements relating to automatic pilots for aircraft :
en
- FR770769A - Cathode ray tube applicable to television installations :
en
fr
- DE603045C - Sieve grate with two rod systems that move against one another and interlock with one another for self-cleaning and are suspended from firmly displaced springy tie rods :
de
en
- FR770645A - Device for mounting a linkage mechanism on combine-harvesters and similar machines :
en
fr
- USD93363S - Design for a storage battery :
en
- AU1427433A - Improvements in winches and like hoisting apparatus :
en
- USD93371S - Design for a mechanical stoker :
en
- FR770678A - Boiler improved for all applications, but more especially usable for central heating :
en
fr
- FR770746A - Advanced device for the manufacture of concrete or cement building blocks :
en
fr
- US1974106A - Tweezers :
en
- FR770638A - Lamp holder arrangement :
en
fr
- US1974088A - Diesel engine :
en
- GB416768A - Improvements in and relating to socks and stockings :
en
- US1974203A - Cap and method of making the same :
en
- GB416504A - Improvements in or relating to railway switch-operating mechanism :
en
- CA344678A - Stepladder extension :
en
fr
- CA344717A - Azo-dyestuff :
en
fr
- DE602994C - Well filter pipe with gravel deflectors bent out of the filter surface :
de
en
- DE603024C - Method, die and punch for producing the twist on the legs of scissor-like medical tools made of stainless steel :
de
en
- GB416839A - Improvements in or relating to control apparatus for packing machines :
en
- US1973874A - Gas generator :
en
- US1974083A - Molasses gate :
en
- FR770567A - Motion transforming cam :
en
fr
- GB416661A - Process for the production of artificial resins :
en
- GB416695A - Improvements in joints for high tension electric cables :
en
- GB416830A - Improvements in or relating to the manufacture of paper padding :
en
- FR770643A - Process for creating a vacuum in receptacles, more especially in the bulbs of incandescent lamps :
en
fr
- FR770569A - Improvements made to wooden panels and slats and in particular to wooden slats for parquet :
en
fr
- FR770652A - Sound receiver for motor vehicles :
en
fr
- FR770605A - advanced heat exchanger :
en
fr
- US1973817A - Cooking utensil :
en
- GB416559A - Improvements in stoves or heating appliances for domestic or other purposes :
en
- FI16095A - Self-acting lighter :
en
fi
- US1974162A - Garment stay :
en
- FR770893A - Photographic and cinematographic film :
en
fr
- GB416527A - Improvements in the production of cobalt :
en
- GB416474A - Improvements in stoves or heating appliances for domestic or other purposes :
en
- DE603029C - Clamp socket for attachable and pluggable parts :
de
en
- US1974064A - Resinous composition and method of forming the same :
en
- FR770579A - Improvements to machines for classifying articles by weight :
en
fr
- FR770714A - Sticker lamp :
en
fr
- FI16072A - The mask for the metal rod of the trapper and the surrogate for the wire :
en
fi
- US1974105A - Pipe tongs :
en
- US1974077A - Shade holder :
en
- FR770849A - Method of fixing the electrodes in the discharge tubes :
en
fr
- FR770558A - Emptying device for washbasins and similar appliances and appliances fitted with this device :
en
fr
- GB416636A - Improved process for stapling continuous filaments :
en
- FR43904E - Apparatus for translating glass sheets :
en
fr
- FR770896A - Aseptic drain :
en
fr
- GB416561A - Improvements in electric lamps with reflectors :
en
- US1974118A - Testing machine :
en
- FR43920E - Horn system :
en
fr
- DE603022C - Auxiliary device for driving a series of V-shaped clips together to connect belt ends :
de
en
- FR770897A - Portable musical frequency alternating current generator for checking electrical appliances :
en
fr
- GB416646A - Drawing apparatus :
en
- DE602790C - Welding agent for stainless steels with a high chromium content :
de
en
- FI16082A - Sät att tillverka askämnen av Papp eller dylikt samt sådant askämne :
en
fi
- FR770756A - Airplane training :
en
fr
- FR770759A - Pointing and drilling instrument for mechanical parts :
en
fr
- US1973777A - Can punch :
en
- US1973870A - Spark plug tester :
en
- DK49265C - Device for quick closing of watertight ship doors. :
da
en
- US1974372A - Tile tie :
en
- DE603007C - Radio receiver with automatic volume control :
de
en
- GB416563A - Improvements in plants for preventing and fighting fire, by means of inert gases :
en
- GB416979A - A new or improved method of and means for splitting up or treating and spinning vegetable fibres :
en
- US1974085A - Growth indicating chart :
en
- DE603033C - Photographic developer :
de
en
- USD93364S - Design for an indicator :
en
- FR770581A - Captive ball trainer for tennis :
en
fr
- FR770612A - Washing brush :
en
fr
- GB416837A - Improvements in or relating to electric plug and socket connections :
en
- US1973982A - Advertising exhibitor :
en
- US1973773A - Anthraquinone compound and process of preparing the same :
en
- US1973905A - Axle housing :
en
- US1974314A - Structure such as tank roofs :
en
- US1974360A - Portable electric heating and cooking utensil :
en
- FR43948E - Method and apparatus for dry separation of products of different densities :
en
fr
- FR770691A - Remote control device for track signals :
en
fr
- FR770709A - Improvements in the assembly of vehicle axles :
en
fr
- FR770658A - Process to prevent rusting of iron parts in contact with brine in refrigeration installations, artificial ice rinks, etc. :
en
fr
- GB416968A - Improvements in and relating to garages for automobiles and the like :
en
- FR43937E - Vehicle chassis :
en
fr
- FR770797A - Method and apparatus for preventing entrainment during the driving of sheet piles, in particular sheet piles of lightweight construction :
en
fr
- USD93372S - Design for a vending machine casing :
en
- US1974321A - Lighting device :
en
- CA344754A - Electric sound recording apparatus :
en
fr
- DE602808C - Pair of needle rollers for opening up fiber material :
de
en
- DE603122C - Auxiliary lens assembly of photographic cameras :
de
en
- GB416522A - Improvements relating to grids for openers and cleaners for textile fibres :
en
- USD93339S - Design fob a clasp ob similab abticle :
en
- DE602941C - Device for sealing ducts, especially gas ducts, in open-air furnaces for the production of gas and coke :
de
en
- US1973927A - l motley :
en
- GB416615A - Improvements in or relating to the production of titanium pigments :
en
- GB416529A - Improvements in or relating to medical irrigators or douches :
en
- USD93334S - Combined lamp lens and bgame therefor :
en
- US1974124A - Vacuum cleaner :
en
- US1974209A - Method of forming articles of rubber material :
en
- US1974367A - Plant and vine training device :
en
- GB417051A - Improvements in or relating to dynamometric apparatus :
en
- DK49289C - Typewriter with silent Type Imprint. :
da
en
- FR770686A - New manufacturing process for ingots and printing materials :
en
fr
- FR770860A - Rotary piston machine :
en
fr
- GB416624A - A process for the simultaneous production of salts of hexavalent chromium and other valuable oxygen compounds :
en
- GB416853A - Improvements relating to toys or appliances for playing games of skill of the gyratory ball type :
en
- DE580691C - Process for the production of insulating moldings :
de
en
- US1974348A - Paste tube cap :
en
- DE603110C - Device for point-by-point recording of the curve shape of high AC voltages :
de
en
- DE603067C - Quick switch for metrological purposes to switch several electrical circuits simultaneously :
de
en
- DE602789C - Gear cutting machine with device for chamfering the teeth :
de
en
- FI16079A - Voting method and device in elections :
en
fi
- USD93330S - Design for a pot holder and match :
en
- FR770878A - Explosive :
en
fr
- AU1419733A - Improved windscreen wiper :
en
- DE602866C - Process for processing a highly compressed fuel gas :
de
en
- GB416553A - Improvements in or relating to exposure-meters for photographic purposes :
en
- FR43902E - Improvements to remote control devices, in particular to those in motor vehicles :
en
fr
- FR770656A - Improvements to mechanically loaded hearth grates :
en
fr
- GB416503A - Improvements in or relating to pipe couplings :
en
- GB416766A - Control indicator for aircraft :
en
- IE13652L - Grease gun coupling :
en
- FR43942E - Sieve :
en
fr
- DE602888C - Process for the production of alkali and alkaline earth metals :
de
en
- DE602988C - Circuit arrangement for telephone systems :
de
en
- US1973883A - Protective covering for mouthpieces :
en
- DE602854C - Device for voltage regulation of transformers connected in series :
de
en
- DE603008C - Circuit for mains supply of a glow cathode tube :
de
en
- FR770697A - Silent-tuning anti-fading device :
en
fr
- GB416478A - Improved method of and means for casting billets :
en
- FR770653A - Advanced tennis racket :
en
fr
- DE603070C - Continuous hollow wall with a layer of air divided by cardboard insulation :
de
en
- GB416780A - Improvements in or relating to flooring grids :
en
- GB416826A - Method of production of film base from seaweed :
en
- FR770599A - Device for recovering or concentrating the direct flux in headlamps, in particular automobile headlamps :
en
fr
- FR770648A - Grain conveyor device for threshing machines :
en
fr
- DE602957C - AC-DC single armature converter system with auxiliary compound winding :
de
en
- FR770561A - Manufacturing process for perforated rubber-based objects :
en
fr
- FR770898A - Reservoir pen holder :
en
fr
- FR770858A - Agent for the destruction of weeds or vegetation :
en
fr
- FR43913E - Process for the recovery of sulfur from the masses used for gas purification :
en
fr
- FR770814A - Process for lowering, by washing, the acid content of products of all kinds obtained from milk, such as butter, cream, etc., as also fats, oils or the like :
en
fr
- FR770880A - Pneumatic riveting machine :
en
fr
- GB416739A - Improvements in means for lubricating guides and cams in machines and mechanism for winding yarns or threads or filaments :
en
- GB416776A - Improvements in tooth brushes :
en
- CA344649A - Shock absorbing spring :
en
fr
- GB416822A - Improvements in or relating to means for protection against overloads, short-circuits, and backfirings in mercury vapour rectifiers :
en
- GB416675A - Improvements in methods of preserving rubber :
en
- FR43903E - Artificial ventilation silo for the conservation and disinfection of grains, seeds, seeds and other similar products :
en
fr
- FR770568A - Bowling and bowling skill game :
en
fr
- GB416806A - Improvements in or relating to compound threads :
en
- DE602927C - Fault indicator for three-phase four-wire meter that responds in the event of an interruption or short-circuit in one or two voltage coils :
de
en
- DE603143C - Dynatron vibration generator :
de
en
- FR770670A - High power mechanical cylinder with automatic recovery :
en
fr
- FR770802A - Improvements to wooden floors on a bed of magnesian cement or similar :
en
fr
- USD93353S - Design fob a thermometer case body :
en
- GB416714A - Improvements relating to locomotives :
en
- GB417255A - Improvements in or relating to drag scrapers :
en
- FR770831A - Window regulator for automobiles :
en
fr
- GB416731A - Packing for piston rods :
en
- DE602826C - Milk can draining and cleaning machine :
de
en
- FR770576A - Currency dispensing device :
en
fr
- FR770629A - Improvements to devices producing very high frequency current for electrotherapy :
en
fr
- FR770816A - Process for the preparation of 3-ketonic acids of the sugar series or of their anhydrides :
en
fr
- US1973974A - Necktie rack :
en
- GB416721A - Improvements in or relating to multi-speed gears :
en
- GB416810A - A new or improved device for lifting eggs, fruit, or the like :
en
- DE603086C - Emptying device for a bulk goods storage area :
de
en
- FR770565A - Improvements to machines specific to the manufacture of chain sprockets for cycles and other wheels or the like :
en
fr
- FR770607A - Automatic starter control device :
en
fr
- US1974365A - Tap grinding machine :
en
- US1974015A - Pyrotechnic device :
en
- DE603083C - Hand tool for regrinding knife blades :
de
en
- DE603092C - Device for the compensation of reactive currents with the help of reactive power machines or capacitors :
de
en
- GB416528A - Improvements in the manufacture of ferro-cobalt :
en
- DE602828C - Electric clock system with a master clock and a reserve clock :
de
en
- FR770791A - Improvements to pulleys and transmission belts :
en
fr
- US1974368A - Writing machine platen roll :
en
- US1974058A - Method of and apparatus for annealing glassware :
en
- DE603076C - Photographic camera with light shaft :
de
en
- FR770835A - Planographic plate stripping process, composition for its implementation and resulting product :
en
fr
- US1974143A - Furnace :
en
- DE603063C - Hand protection for conveyor wagons :
de
en
- US1973885A - Paving machine :
en
- US1974366A - Figure toy :
en
- GB416689A - Improvements in or relating to rabbles, scrapers and like mixing and conveying devices :
en
- FI16077A - Förfaringssätt framställning av metallegeringar :
en
fi
- FR43908E - Improvements to current transformers incorporating discharge devices :
en
fr
- FI16085A - Method of handling paper machine felts :
en
fi
- FR770713A - New engine system :
en
fr
- DE602996C - Mixing device :
de
en
- FR770679A - Improvements to railcars, locomotives and other vehicles for steep-slope railways as well as to said tracks :
en
fr
- US1974217A - Tool retainer :
en
- USD93362S - Design tor a storage battery :
en
- DE602983C - Adjustable safety razor :
de
en
- DE578604C - Process for producing atmospheric precipitation :
de
en
- FR770677A - Process and apparatus for preparing the purification and artificial aging of hydrocarbons :
en
fr
- GB416798A - Preheating the fuel supply to vaporisers for internal combustion engines :
en
- FR770627A - Illuminated button in the dark for vehicles :
en
fr
- GB416692A - Improvements relating to electric switch contacts :
en
- DE602895C - Melting and welding torches :
de
en
- USD93357S - Design for a liquid dispenser :
en
- DE603050C - Process for the production of dry batteries, in particular anode batteries :
de
en
- AU1423833A - Improvements in or relating to thermionic valve oscillation generators :
en
- AU1426533A - Improvements in or relating to sewing machines and starting and stopping mechanisms particularly applicable thereto :
en
- US1973764A - Apparatus for separating suspended material from gases :
en
- US1974001A - Boiler :
en
- US1974287A - Loop buckle :
en
- US1974009A - Arrangement for balancing loads carried by twin tires :
en
- US1974129A - Endless conveyer :
en
- US1974078A - Illuminating device :
en
- CA344795A - Veneer producing apparatus :
en
fr
- DE602852C - Short circuit and brush lifting device for single-phase alternating current repulsion induction motors :
de
en
- USRE19317E - Fuel conditioning apparatus :
en
- US1974213A - Service tray :
en
- CA344787A - Lubricating oil dirt indicator :
en
fr
- US1973919A - Feeding device :
en
- US1974021A - Tire tool :
en
- CA344771A - Oil cracking apparatus :
en
fr
- USD93345S - Design for a shoe :
en
- US1974114A - Actuating mechanism for bascule bridges :
en
- US1974341A - Lamp :
en
- US1973733A - Plate glass surfacing table :
en
- US1974039A - Aerial banner :
en
- FR770752A - Supply of combustion engines by diffusion of pressurized fuel mixture, and use of exhaust gases :
en
fr
- FR770773A - Airplane propeller drive mode :
en
fr
- GB416729A - Improvements appertaining to gripper mechanism of looms for weaving pile or tufted fabrics :
en
- US1973900A - Traffic position-indicating model :
en
- US1974141A - Rail chamfering machine :
en
- USD93343S - Design for a clock case ob similar :
en
- USD93327S - Design for a shoe :
en
- CA344781A - Fish oil taste and smell improving device :
en
fr
- CA344647A - Electric plug :
en
fr
- DE602940C - Computing system with two computing tables arranged one behind the other :
de
en
- AU1720834A - Locking device :
en
- US1974185A - Machine for cleaning golf balls or the like :
en
- DE602981C - Device for determining control variables in stabilization systems, in particular ship stabilization systems :
de
en
- FI16055A - Förfaringssätt för framställning av formstycken av träkol :
en
fi
- FR770850A - Hose edge joining devices for cycles and the like :
en
fr
- US1973707A - Pneumatic cleaning conveyer :
en
- CA344641A - Loom weft replenishing device :
en
fr
- DE602863C - Two-stroke internal combustion engine with automatic power control :
de
en
- DE602964C - Reading device :
de
en
- CA344768A - Box and grate :
en
fr
- DE603111C - Explosion-proof electric light :
de
en
- CA344653A - Floor and ceiling :
en
fr
- FR770608A - Process for reacting carbon monoxide with water vapor :
en
fr
- FR770701A - Improvements to electric accumulators :
en
fr
- US1974081A - Piezo-electric wave filter :
en
- US1974310A - Electric switch :
en
- US1974395A - Matrix escapement for typographical machines :
en
- CA344665A - Price card holder for shelves :
en
fr
- DE602914C - Venetian blind closure for optical purposes :
de
en
- AU1422933A - Improvements in means for supporting mosquito nets orthe like :
en
- CA344793A - Golf bag :
en
fr
- DE602877C - Device for monitoring the position of moving organs, especially for luminous circuit diagrams :
de
en
- DE603005C - Electrical switching device, especially for auxiliary motors in railway operations :
de
en
- US1974255A - Bottle carrier :
en
- CA344741A - Lubricating system :
en
fr
- FR770889A - Apparatus and method for automatically securing staples to strips of zippers :
en
fr
- DE603131C - Arrangement to avoid unstable running of three-phase series motors with a simple brush set in the lower speed range :
de
en
- DE600269C - Process for the preparation of citrate-soluble calcium alkali metal phosphates :
de
en
- US1974302A - Self-protecting immersion unit :
en
- US1973818A - Conveyer chain and flight :
en
- US1973765A - Electrically operated automatic control apparatus :
en
- US1973882A - Roof truss :
en
- US1974357A - Clock dial :
en
- FI16066A - Förfaringssätt framställning av mycket ren, högviskosa lösningar givande Cellulosa, med hållfasta oct beständiga fibrer :
en
fi
- GB416621A - Improvements in and relating to the preservation and packing of perishable commodities such as foodstuffs :
en
- US1974125A - Process for generating gaseous fuels :
en
- DE602868C - Pump for dosing liquid quantities for several consumption points :
de
en
- FI16080A - Egg incubator :
en
fi
- GB416578A - A device for automatically igniting gas jets :
en
- US1973861A - Wood-pole roof :
en
- USD93348S - Design for a wheel :
en
- FR770657A - Method of printing a sound recording of variable density on an embossed film :
en
fr
- GB416620A - Improvements relating to resilient supporting surfaces for seats, beds and the like :
en
- US1974047A - Shingle and method of producing the same :
en
- US1973806A - Mechanism for treating leaves :
en
- US1974244A - Air conditioning :
en
- DK49286C - Rinsing device for sockets and the like. :
da
en
- US1973745A - Gaseous fluid vaporizer and mixer :
en
- US1974221A - Fowl and meat carving tray :
en
- FR43906E - Starter and auxiliary economizer for carburetor :
en
fr
- GB416593A - Improvements in or relating to knitted fabrics and to methods and machines for producing such fabrics :
en
- US1974050A - Shelf bracket construction :
en
- US1974276A - Nozzle :
en
- US1974264A - Garment or ironing press :
en
- US1973873A - Fruit crate :
en
- DE602799C - Slidable sun deck for cars :
de
en
- DE603133C - Tool for processing magnetized material :
de
en
- GB416662A - An improved non capsizing buoyant device :
en
- GB416824A - Improvements in or relating to rubber dolls and like hollow rubber articles :
en
- DK49263C - Procedure and System for Transferring Images and Intelligence. :
da
en
- FR770600A - galvanic element, in particular electric accumulator :
en
fr
- US1973978A - Recirculation control for kilns and furnaces :
en
- USD93356S - Design for a bottle ok similar :
en
- FR770848A - New halogen derivatives, usable in the electrical industry, and their method of preparation :
en
fr
- FR770867A - Bodywork with minimum air resistance, in particular for motor vehicles :
en
fr
- GB416502A - Improvements in or relating to the manufacture of naphthoyl benzoic acid derivatives :
en
- GB416530A - An improved apparatus for separating woody material, dirt and the like from the stalks of bast plants such as flax, hemp and jute :
en
- GB416683A - Improvements in or relating to electric circuit breakers :
en
- US1974027A - Farm implement :
en
- DE603051C - Process for the preparation of beryllium heavy metal alloys :
de
en
- DE603087C - Centrifugal drum, the jacket of which consists of individual filter surfaces :
de
en
- DE603015C - Method for achieving flickering in electric Christmas tree lighting :
de
en
- DE602766C - Device for regulating three-phase motors, especially with short-circuit rotors :
de
en
- FI16058A - Fertilization requirements and apparatus for the production of bisulphite solids :
en
fi
- US1974019A - Batch roaster :
en
- US1974004A - Record device :
en
- US1974109A - Curved conduit :
en
- DE602847C - Feedback tube generator :
de
en
- FR770728A - Improvement in fluorescent screens :
en
fr
- DE603140C - Process for the production of downpipes :
de
en
- US1973859A - Two-cycle internal combustion engine :
en
- US1974127A - Ball bearing spacer :
en
- CA344643A - Wheel tire :
en
fr
- DE602811C - Bathing suit with a deep neckline :
de
en
- FR770729A - Light reproduction of signals on trains and safety stop :
en
fr
- GB416536A - Improvements in or relating to machines for conveying mortar concrete or the like under pressure :
en
- DE602701C - Circuit arrangement for telephone systems with connection traffic :
de
en
- GB416605A - Improvements in or relating to forms or benches :
en
- DE603010C - Arrangement for the optional flattening of the resulting resonance curve of two or more oscillation circles :
de
en
- DE603048C - Process for the production of fertilizers :
de
en
- GB416802A - Improvements in or relating to gas burners :
en
- GB416541A - Improvements in and relating to electric transformers :
en
- FR43950E - Tempered glass disc for talking machines and manufacturing process :
en
fr
- GB416687A - Improvements in or relating to apparatus for use in playing games :
en
- US1974070A - Sound picture system :
en
- DE602886C - Flat weft knitting machine with auxiliary press :
de
en
- GB416535A - Improvements relating to motor vehicle electric lamps :
en
- GB416632A - Improvements in and relating to the treatment of fruit juice :
en
- DE603055C - Process for reducing the water release from fresh fruit and vegetables :
de
en
- FR770740A - Cigarette vending machine :
en
fr
- DE602850C - Main current excited cross-field direct current generator for electric arc welding :
de
en
- FR770882A - Insulated electrical conductor :
en
fr
- DE602020C - Light metal pistons for internal combustion engines :
de
en
- FR770635A - Oscillating platform for cinematographic camera :
en
fr
- FR770855A - Improvements to waterproofed paper jars :
en
fr
- US1974298A - Method of making a seal for electric discharge devices :
en
- US1974120A - Conveying apron :
en
- DK49273C - Device at Vending Machines. :
da
en
- US1974044A - Spring filled mattress or cushion :
en
- FR770766A - Mechanical chain grate for small households :
en
fr
- FR770716A - Oil-pneumatic mechanism for aircraft landing gear and the like :
en
fr
- US1973750A - Tray conveyer :
en
- US1974099A - Scraping machine :
en
- DE602777C - Lid holder for cooking pots :
de
en
- GB416495A - Improvements in or relating to electrolytic cells :
en
- US1974361A - Differential drive for multiplestrand cable transmission :
en
- FR770877A - Label holder handle, for drawer :
en
fr
- US1974267A - Change speed mechanism :
en
- DE602813C - Clamping rail to be operated using a rocker for folders and like :
de
en
- US1974149A - Sheet-folding machine :
en
- FR770628A - Convertible lifting device :
en
fr
- GB416671A - Improvements in and relating to the purification of combustion gases and apparatus therefor :
en
- DE602787C - Turning handlebar and breaker, which is clamped onto the turning steel :
de
en
- FR770622A - Process for the separation of isomeric pentanones :
en
fr
- US1974204A - Cooking utensil :
en
- GB416691A - New or improved means for mechanically producing plans from photographs :
en
- GB416592A - Improvements in hydraulic braking mechanism :
en
- US1974320A - Lighting device :
en
- FR770718A - Automatic gear change, more particularly for motor vehicles :
en
fr
- GB416770A - Improvements in hydro-pneumatic pumps :
en
- FI16099A - Anordning vid självlastande transportbanor :
en
fi
- FR770655A - Washboard with permeable lining :
en
fr
- GB416654A - Improvements in or relating to athletic supporters :
en
- DE603088C - Process for the preparation of a physiologically highly effective conversion product from vitamin D irradiated with ultraviolet rays :
de
en
- US1974351A - Roofing :
en
- USD93326S - Design fob a glass flask ob similar :
en
- US1974389A - Golf shaft :
en
- CA344687A - Receptacle making apparatus :
en
fr
- FR770748A - Derivometer and cinemodivometer for airplanes :
en
fr
- US1974043A - Method of manufacturing block ice and product :
en
- CA344755A - Electrical impulse recording apparatus :
en
fr
- US1974066A - Lock :
en
- CA344766A - Container filling apparatus :
en
fr
- US1974051A - Gathering tool for congealed material :
en
- US1974390A - Servo clutch :
en
- USD93351S - Design for a bottle or similar :
en
- US1973796A - Loose leaf binder :
en
- US1974034A - Fire prevention device for storage tanks :
en
- CA344724A - Concentrate burner :
en
fr
- DK49281C - Device for signaling systems at railway crossings. :
da
en
- US1973705A - Furnace for burning wet material :
en
- US1974164A - Telephone system :
en
- US1973889A - Engine :
en
- US1973734A - Fire extinguisher :
en
- US1974154A - Lighting panel and unit therefor :
en
- US1974218A - Method of ore separation :
en
- GB416658A - Improvements in or relating to the preparation of dispersions :
en
- FR770836A - Planographic plate stripping process, and compositions for its implementation :
en
fr
- GB416777A - Improvements in or relating to the manufacture of jellies :
en
- USD93359S - Design for an end piece for :
en
- GB416608A - Improvements in or relating to the colouring of tin and tin alloys and articles madetherefrom applicable also to protecting same against corrosion :
en
- DE602833C - Press for pulling vessels :
de
en
- US1974234A - Needle carinet and chart :
en
- DE602819C - Transformer with constant secondary voltage with fluctuating primary voltage :
de
en
- US1974316A - Dispenser :
en
- USD93365S - Design for an aquarium :
en
- DE602869C - Postcard strips :
de
en
- US1974253A - Weather and lock door strip :
en
- GB416612A - Manufacture of dyestuffs :
en
- AU1479533A - Improved packing container for eggs and like articles :
en
- CA344657A - Slitted web paper roll production :
en
fr
- DE602705C - Energy direction relay :
de
en
- GB416804A - Improvements in and connected with a bearing for rollers used on haulage roads :
en
- DE603004C - Process for the pretreatment of rock phosphates for acid digestion :
de
en
- CA344694A - Sizing material :
en
fr
- US1974242A - Device for medicating smoke :
en
- GB416545A - Method of producing metals and metal alloys containing low percentages of nitrogen :
en
- GB416755A - Improvements in the manufacture of stockings :
en
- FR770598A - Interference eliminator assembly intended in particular for t receivers. s. f. :
en
fr
- FR770720A - Keyboards for colored light projections :
en
fr
- GB416792A - Improvements in or relating to the manufacture of paper :
en
- GB416753A - Devices for attaching bands or excise-stamp strips to boxes by means of adhesive :
en
- CA344702A - Compressor :
en
fr
- FR770749A - Ebonite powder manufacturing process :
en
fr
- GB417322A - Improvements relating to the printing of vat dyestuffs :
en
- GB416642A - Improvements in and relating to matrix composing and type-line casting machines :
en
- GB416749A - Improvements in or relating to artificial teeth :
en
- FR770741A - Container for cosmetic sticks or the like :
en
fr
- FR43947E - Process for preparing plastics derived from ureas :
en
fr
- FR770705A - Improvements to landing gears and props for airplanes and to the control of these devices :
en
fr
- GB416557A - Improvements in devices for supporting endless films in kinematographic apparatus :
en
- GB416575A - Improvements in escalators :
en
- US1973698A - Relief valve :
en
- US1973712A - Carburetor :
en
- US1974350A - Aspirator or liquid atomizer :
en
- FR770771A - Devices and materials for polishing or lapping, particularly applicable to shoe polishers :
en
fr
- GB416508A - Improvements in or relating to rotary pumps for liquids :
en
- GB416795A - Improvements in or relating to submarine electric signalling systems :
en
- US1973704A - Gas regulator :
en
- FR770834A - Method and radioelectric device for signaling stormy disturbances, usable on the ground or on board airplanes :
en
fr
- USD93370S - Design for a fish bait body :
en
- DE602965C - Tachometer :
de
en
- FR770820A - Self-rotating circular harrow :
en
fr
- GB416825A - Improvements in and relating to saws :
en
- GB416653A - Improvements in and relating to refrigerating systems :
en
- DE602839C - Arrangement of the steam generation and condensation equipment on railcars :
de
en
- GB416645A - Improvements in or relating to goggles :
en
- GB416556A - Improvements in ratchet or free-wheel clutches :
en
- GB416754A - A combined cinder-sifter and dust bin lid :
en
- DE602858C - Device for hanging up self-ties :
de
en
- GB416521A - A rotary grinding and sifting machine :
en
- GB416740A - An improved tube end expander or shaper :
en
- CA344727A - Tubular shaft balancing device :
en
fr
- CA344786A - Paper core cap :
en
fr
- US1974308A - Stoker furnace :
en
- US1974227A - Artificial lumber :
en
- GB416821A - Improvements relating to feeding appliances for animals :
en
- FR43905E - Arrhythmic telegraph device printing, transmitter or receiver :
en
fr
- US1974333A - Reel :
en
- DE603042C - Method and device for determining the destination of the sleeves of pneumatic tube systems :
de
en
- US1974222A - Gas or electric range :
en
- US1974228A - Gelatinous product :
en
- US1974012A - Collapsible magazine holder :
en
- US1974381A - Fishing tackle :
en
- US1974288A - Steam boiler :
en
- CA344660A - Roller :
en
fr
- US1973990A - Bleeding and defibrinating apparatus :
en
- US1973858A - Decorative illumination :
en
- US1973891A - Automatic back-drift brake for motor vehicles :
en
- US1973699A - Bed :
en
- US1973766A - Coupler for traction vehicles :
en
- US1974319A - Zjghting device :
en
- US1973880A - Insulating unit :
en
- US1973783A - Stream line stern-post block and rudder assembly :
en
- CA344639A - Internal combustion engine :
en
fr
- US1974386A - Piston ring :
en
- CA344704A - Phenol derivative :
en
fr
- US1974252A - Closure for containers and the like and method of making the same :
en
- US1974211A - Method of making hose :
en
- US1973751A - Carburetor :
en
- US1973986A - Welding process :
en
- US1974293A - Locomotive tender :
en
- DE603114C - Kettle jacket :
de
en
- FR770666A - Improvements made to the conduct of industrial alcoholic fermentation in order to increase the alcohol yield :
en
fr
- FR43932E - Tars, bitumens and their manufacture :
en
fr
- GB416494A - An improved ball game of skill :
en
- FR43914E - Process for the production of tanning substances :
en
fr
- AU1665834A - Improvements relating tothe alcoholic fermentation of sugarcontaining liquids :
en
- US1973740A - Finish and method of producing same :
en
- FR770583A - Press block for the production of lead pipes, including cable sheaths, in presses with vertical receiver and horizontal mandrel :
en
fr
- FR770695A - New embroidery :
en
fr
- US1973947A - Shipping box for burial caskets :
en
- DE602794C - Device for increasing the lift of aircraft wings when flying slowly :
de
en
- CA344701A - Fluid pressure brake :
en
fr
- US1974029A - Furnace flue cleaner :
en
- DE602948C - Control element for the refrigerant circulation :
de
en
- DE602922C - Process for eliminating mixture components of high solution tension, e.g. B. Sulfur dioxide, from moist gases :
de
en
- FR770712A - Device for fixing the fishing rod line to the tip of the tip :
en
fr
- GB416710A - Improvements in braiding machines :
en
- US1973721A - Steam temperature regulator :
en
- US1974337A - Process for obtaining hollow bodies formed of plastic materials :
en
- DE603034C - Device for increasing the lift of aircraft wings :
de
en
- CA344696A - Electric tachometer generator :
en
fr
- US1973761A - Means and method for oiling and moistening cotton :
en
- US1974280A - Floor covering :
en
- GB416742A - Improvements in or relating to a method for producing roads and the like surfaces, wall coverings and moulded blocks :
en
- USD93340S - Design fob a clasp or similar article :
en
- FR770742A - Fireplace grid :
en
fr
- GB416641A - Improvements in draw bar and buffing gear for railway and like vehicles :
en
- US1973849A - Garment :
en
- US1974017A - Car construction :
en
- GB416819A - Improvements in scouring and polishing pads :
en
- US1974296A - Duplex pressure regulating valve :
en
- US1973706A - Shock absorber :
en
- CA344637A - Cable take-up device :
en
fr
- US1973788A - Method of obtaining photographic contrasts by means of diazonium compounds :
en
- GB416697A - Improvements in combined fluid actuated and mechanical gears for distributing and cut-off valves for fluid pressure motors :
en
- US1974275A - Electric testing device :
en
- FR770668A - Sprayer :
en
fr
- FR770851A - Embossed marquetry used for decoration :
en
fr
- FR770890A - Apparel presentation device :
en
fr
- FR770651A - Microscope comprising an inclined ocular tube and an objective revolver :
en
fr
- GB416931A - Improvements relating to moulded seats or covers for water closet pans and the like :
en
- GB416748A - Improvements in and relating to hoisting drums particularly for rotary drawworks :
en
- US1973722A - Paper and method of making same :
en
- US1973784A - Water muffler :
en
- US1974269A - Window :
en
- DE603144C - Telephony circuit for transmitter cascades :
de
en
- FR770631A - Woodworking tools with inserts in very hard composition mounted in removable supports :
en
fr
- FR770694A - Automatic air distributor connection for tires :
en
fr
- US1973695A - Belly roller and side splitting machine :
en
- US1973776A - Textile apparatus :
en
- FR770732A - Improvements to theater changing rooms and similar service places where service is provided at counters :
en
fr
- GB416571A - Improvements in cylinder grinding and honing tools or apparatus :
en
- FR770667A - Mode of suspension of vehicles running on rails, such as rail cars, wagons, etc. :
en
fr
- FR770780A - Constant level wick lubricator with adjustable flow rate :
en
fr
- GB416546A - Improvements relating to regulating devices for immersed electrode-type electric water heaters :
en
- GB416577A - Improved method of, and means for, trimming sheet metal pressings :
en
- DE602815C - Process for working up crude distillates from pressure hydrogenation :
de
en
- DE603090C - Circuit arrangement for telephone systems with dialer operation :
de
en
- FR770595A - Device for the production of relaxation oscillations using a charging lamp, in particular for network operation :
en
fr
- FR770881A - Device for broaching machines for automatically transporting the sheets to the broaching position :
en
fr
- GB416793A - Improvements in and relating to boiler and like tube cleaning apparatus :
en
- US1974332A - Pill dispenser :
en
- US1974158A - Machine base :
en
- US1974340A - Safety stair pad retainer :
en
- DE603031C - Wheel escapement with return spring for photographic locks :
de
en
- US1973711A - Fuel device :
en
- US1974055A - Remote control device for commercial phonographs :
en
- US1973741A - Steel structure :
en
- US1974046A - Machine for wrapping up oranges or similar articles :
en
- DE602797C - Cushioning of the wheels mounted on swinging semi-axles, especially for motor vehicles :
de
en
- DE602954C - Three-way cock for opening an air pressure door lock for railroad cars :
de
en
- FR770632A - Single or double action automatic door closer housed in the floor :
en
fr
- FR770734A - Direct and continuous process for the production of chronic anhydride from ore :
en
fr
- USD93355S - Design for a radiator cabinet :
en
- DE602913C - Display unit for photographic cameras :
de
en
- GB416782A - Improvements in or relating to travelling towers for hoists :
en
- GB416924A - Improvements in apparatus for electrically etching or marking articles of metal :
en
- GB416673A - Improvements in spool adjusting mechanism of looms for weaving pile fabrics :
en
- US1973797A - Refrigerator attachment :
en
- US1974011A - Process for mechanically corroding relief intaglio variegated surfaces on metal :
en
- US1973757A - Woodworking machine :
en
- US1974343A - Cream extractor :
en
- GB416678A - Improvements in metal-faced composite sheets :
en
- GB416744A - Improvements in or relating to the manufacture of lead chromate and substances containing lead chromate :
en
- DE602798C - Elastic joint connection, especially for suspension of springs and shock absorbers :
de
en
- FR770704A - Improvement with unsolicited candles :
en
fr
- AU1353533A - Improvements in or relating tothe manufacture of artificial leather andthe like :
en
- CA344658A - Toy :
en
fr
- US1973801A - Billet peeler :
en
- US1974131A - Comb foundation wiring machine :
en
- US1973902A - Window screen structure :
en
- FR770839A - Improvements to lubricators for air lines :
en
fr
- GB416588A - Improvements in or relating to traffic control signals :
en
- US1973862A - Coupling device :
en
- US1974335A - Motor operated valve and the like :
en
- DK49271C - Device for defoamers, in particular those which are to work in connection with centrifugal pumps. :
da
en
- US1974187A - Measuring apparatus :
en
- DE603080C - Rudder with braking surfaces for watercraft :
de
en
- DE603061C - Process for the production of ice in continuous operation :
de
en
- US1974097A - Tool for removing ridges :
en
- US1974180A - Method of eliminating iron from sulphate solutions :
en
- US1974229A - Dump wagon :
en
- US1974377A - Snap fastener :
en
- US1974071A - Valve for the fractional supply of fluids :
en
- US1974089A - Process of decolorizing mineral oil :
en
- USD93374S - Design for a shoe :
en
- FR770764A - Poultry plucking machine :
en
fr
- DE602959C - Process for the production of acidic wool dyes of the anthraquinone series :
de
en
- US1973774A - Stepladder :
en
- US1973923A - Toy vehicle :
en
- CA344742A - Price tag moulding :
en
fr
- CA344749A - Sterilizing composition :
en
fr
- DE602900C - Process for converting single-phase alternating current into direct current :
de
en
- DE602999C - Process for the production of formic acid by reacting sodium formate with nitric acid :
de
en
- DE603121C - Coil spring button :
de
en
- FI16070A - Gentle plate :
en
fi
- FR770577A - Record for phonograph :
en
fr
- CA344676A - Loom weft inserting mechanism :
en
fr
- CA344695A - Amplifying system :
en
fr
- AU1676734A - An improved valve gear for axial or for radial engines :
en
- US1973847A - Rear view mirror mounting :
en
- US1973950A - Bucket return for material and article handling machine :
en
- DE602908C - Coin checker :
de
en
- DE603025C - Device for the recovery of pulp fibers from pulp and paper mill waste water :
de
en
- GB416625A - Means for washing eggs :
en
- US1974195A - Tap :
en
- US1974345A - Double action releasing tool holder :
en
- FR770865A - Resistance-compensated hinges and fasteners :
en
fr
- FR770646A - Improvement in grain cleaning devices for threshing machines :
en
fr
- GB416791A - Improvements relating to rotary intaglio printing machines :
en
- DE602889C - Electric single drive for calender rolls :
de
en
- DE602962C - Knocking device for vacuum cleaner :
de
en
- FI16088A - Sät att framställa vattentätt papper eller Papp :
en
fi
- GB416676A - Improvements in and relating to oil-fuel internal combustion engines :
en
- US1974074A - Aircraft sustaining rotor :
en
- CA344747A - Fatty acid distillation :
en
fr
- US1973872A - Housing bracket :
en
- US1974003A - Window shielding device :
en
- USD93333S - Design fob a vanity box :
en
- FR770806A - New wick fibers :
en
fr
- US1973768A - Facial patter :
en
- US1974010A - Base-exchange material and process for the production thereof :
en
- DE602898C - Transfer of fertilizer melts into storable, easily spreadable form :
de
en
- DK49282C - Measuring cup device. :
da
en
- FR770641A - Improvements to machine tools, in particular automatic lathes and especially cutting machines :
en
fr
- DE602746C - Electric rotary switch with right and left gear :
de
en
- AU1340333A - Improvements in and relating to crushing and separation plants or apparatus :
en
- AU1419033A - Improved means for removing liquid fromthe exterior of fruit :
en
- DE602936C - Control actuator for aircraft :
de
en
- US1973781A - Flat hosiery frame :
en
- DE602856C - Electrically heated hot water storage tank that works as an overflow heater as well as a flow heater :
de
en
- GB416814A - Improvements in or relating to the manufacture of paper :
en
- CA344739A - Fluid meter :
en
fr
- CA344765A - One way clutch :
en
fr
- DE602805C - Grinding tool for heavy grinding work :
de
en
- FR770592A - Dental spittoon with lifting device :
en
fr
- DE602920C - box :
de
en
- CA344734A - Rubber article manufacturing apparatus :
en
fr
- FI16086A - Anordning for the regulation of mass bans on the basis of paper and cardboard and cardboard masks :
en
fi
- FR43926E - Sulfate sprinkler for vines :
en
fr
- GB416808A - Improvements in closures for bottles and other containers :
en
- CA344789A - Metal article tarnish preventing method :
en
fr
- GB416840A - Improvements in roofing or like plates or sheets and roof coverings composed of such plates :
en
- US1974098A - Manufacture of window envelopes :
en
- FR770894A - Advanced training in transport and bomb launching devices :
en
fr
- GB416543A - Improvements in or relating to folding wing aeroplanes :
en
- GB416703A - Improvements in or relating to the manufacture of photo-electric cells :
en
- US1973825A - Chest :
en
- FR770813A - New hermetic closure system for containers :
en
fr
- FR43943E - Devices to facilitate the maneuvering of booms :
en
fr
- FR770559A - Embryotome :
en
fr
- FR770593A - Improvements made to products to sensitize colloids, used for photomechanical reproduction processes :
en
fr
- DE602883C - Circuit arrangement for ultra-short wave transmitter and receiver with tubes in braking field circuit :
de
en
- FR770603A - Bee Feeder Improvements :
en
fr
- GB416610A - Door stop :
en
- GB417040A - Improvements in and relating to intermittent absorption refrigerating apparatus :
en
- US1974270A - Cartridge shell :
en
- US1974326A - Toy train :
en
- FR770639A - Decorative pipe holder :
en
fr
- GB416722A - Improvements in or relating to cooling or heating apparatus for beer or like beverages :
en
- GB416534A - An improved apparatus for magnetic separation :
en
- GB416788A - Improvements in and relating to extensible electric conductor cords :
en
- GB416635A - Improvements in and relating to axle arrangements for motor vehicles :
en
- DE602791C - Process for the production of oval cardboard cases with domed closure end for glasses u. like :
de
en
- GB417256A - Improvements in or relating to wireless signalling or distant control systems :
en
- US1974330A - Toy train :
en
- FR770821A - Apparatus for lighting cigarettes or cigars :
en
fr
- US1974292A - Foundry flask and method of manufacturing the same :
en
- DE602881C - Process for the production of non-drying, syrupy condensation products that are soluble in organic solvents :
de
en
- FR770574A - Safety device for turbo-compressors in refrigeration installations :
en
fr
- US1973913A - Process of quenching hot coke :
en
- DE602903C - Procedure for testing the dielectric strength of insulating materials :
de
en
- DE602934C - Process for dewatering fresh soy sludge :
de
en
- GB416657A - Improvements in direction signalling apparatus for use on road vehicles :
en
- FR770722A - Charcoal carburetor, paving wood, waste, grease and tar, for all internal combustion engines :
en
fr
- FR770725A - Improvement in heavy-duty sulfur machines :
en
fr
- US1974115A - Alloy steel railway track member :
en
- DE603079C - Multiple nozzle, in particular for cleaning motor vehicles :
de
en
- FR770812A - Improvements made to gauges :
en
fr
- US1974277A - Container for-sterilized articles :
en
- FR770633A - Improvements to cold accumulators :
en
fr
- FR770805A - Clamp for maintaining and styling the waves of the hair :
en
fr
- FR43916E - Advanced manufacturing process for elastic and plastic materials :
en
fr
- FR770640A - Hand capper :
en
fr
- FR770842A - Advanced metal frame :
en
fr
- FR770664A - Sign post :
en
fr
- FR770790A - Process for the preparation of phenyl, aromatic and hydroaromatic hydrocarbons as well as their derivatives :
en
fr
- US1973969A - Combination wheel for harvester threshers :
en
- FR770572A - Process for preparing a pozzolan cement :
en
fr
- FR770745A - Advanced molds for making concrete or cement building blocks :
en
fr
- FR770795A - Improvement in devices and methods for making permanent waves :
en
fr
- DE603145C - Method for the optional use of an input stage of a receiver serving as a high-frequency amplifier as an amplifier for the useful frequency or to compensate for external waves :
de
en
- US1973723A - Apparatus for severing sheet glass :
en
- US1973938A - Wagon construction :
en
- AU1377633A - Improvements in and relating to crushing plants or apparatus :
en
- FR770707A - Mechanical junction device :
en
fr
- US1973838A - Temperature indicator :
en
- US1974126A - Web roll controlling mechanism for printing machines :
en
- US1973822A - Method of and apparatus for photographing moving objects :
en
- US1974160A - Carrier for keys :
en
- US1973753A - Glider frame construction :
en
- CA344690A - Petroleum distillate sweetening process :
en
fr
- US1973702A - Slip joint :
en
- US1973830A - Safety trip ridge breaker :
en
- US1974233A - Folding ladder :
en
- US1973917A - Fruit cleaning machine :
en
- US1974067A - Electrooptical system :
en
- US1974353A - Developing appliance :
en
- DE602816C - Process for the production of aldehydes :
de
en
- DE602902C - Arrangement for the direct measurement of apparent resistances according to amount and phase with the help of a bridge circuit :
de
en
- DE603036C - Hollow spoke wheel pressed from a sheet metal disc :
de
en
- FR770731A - Method and apparatus for the simultaneous production of brocades and design boards :
en
fr
- FR770888A - Electric torch with straight housing made of insulating material :
en
fr
- US1974177A - Explosive combustion boiler :
en
- US1974279A - Floor covering :
en
- DE602764C - Tube transmitter for short waves :
de
en
- FR770586A - Device for fixing blinds :
en
fr
- GB416797A - Improvements in and relating to spray-producers or atomisers :
en
- US1973854A - Merchandise display rack :
en
- GB416759A - Improvements relating to draw-leaf tables :
en
- USPP102P - :
en
- DE602897C - Device for detachable fastening of pipes in a pipe wall :
de
en
- DK49269C - Device for Countersinking Plants. :
da
en
- US1973828A - Foot operated controlling mechanism :
en
- US1973852A - Electric condenser :
en
- US1974079A - Magnetic body and process of making same :
en
- DE603014C - Attachable reflector for motor vehicle headlights of normal types :
de
en
- CA344759A - Film phonograph :
en
fr
- US1973789A - Screw and rivet-lock cinch binder :
en
- CA344686A - Tobacco stemming machine :
en
fr
- AU1456733A - Improvements in metal seals :
en
- US1974166A - Liquid spray machine :
en
- CA344750A - Radio tube noise eliminating system :
en
fr
- CA344682A - Welding apparatus :
en
fr
- CA344748A - Elevator guide :
en
fr
- CA344769A - Fiberboard box :
en
fr
- USD93346S - Design fob a shoe :
en
- CA344716A - Metal production :
en
fr
- USD93325S - Design for a coil cord for electric :
en
- US1974400A - Machine for finishing carpets and rugs :
en
- CA344744A - Railway car coupler :
en
fr
- US1973703A - Resistance varying material :
en
- US1973779A - Wall cleaner :
en
- US1973866A - Stool holding attachment for tables :
en
- DE602824C - Power driven chuck :
de
en
- FR770698A - Device for rapid emptying of the tanks, capable of allowing them to be filled from below :
en
fr
- FR770710A - Engine-transmission unit, more particularly for motor cars :
en
fr
- US1974376A - Vehicle cab :
en
- FR770755A - Improvements in heat exchange apparatus and in the manufacturing processes of said apparatus :
en
fr
- US1974111A - Rotary engine :
en
- US1974401A - Combined label and booklet :
en
- US1974152A - Roller skate :
en
- US1974384A - Chuck controlling device :
en
- US1973767A - Crate dumping apparatus :
en
- AU1431333A - Apparatus for use in the construction in concrete of cylindrical silos and like structures :
en
- US1974249A - Motor-operated chuck :
en
- US1973713A - Fueling system :
en
- FR770845A - Process for treating elastic threads with a view to facilitating their incorporation by weaving, knitting or the like into elastic fabrics and resulting product :
en
fr
- GB417050A - Improvements relating to suture and other needles and needle-like articles :
en
- AU1432533A - Hard metal alloys :
en
- US1974148A - Press :
en
- US1973749A - Sheet feeding apparatus :
en
- DE603041C - Device for securing door locks :
de
en
- AU1495633A - Method of separating the constituents of gaseous mixtures :
en
- FR770789A - Improvements to wagons and other transport vehicles :
en
fr
- DE593656C - Mechanically or electrically driven clock with several striking mechanisms that can be connected to the engine :
de
en
- DE602916C - Fire extinguisher with extinguishing fluid escaping under pressure :
de
en
- CA344710A - Deep well pump head and lubricating system :
en
fr
- CA344730A - Shingle bundle :
en
fr
- US1973831A - Ignition switch :
en
- CA344662A - Photomechanical process :
en
fr
- US1973715A - Carburetor system :
en
- CA344703A - Plastic composition :
en
fr
- US1973738A - Fuse for projectiles :
en
- US1974005A - Record device :
en
- US1974049A - Grounded socket casing :
en
- US1974304A - Attachment for slicing machines :
en
- DE602786C - Method of rendering plaster of paris bodies conductive :
de
en
- CA344634A - Powder sprayer :
en
fr
- US1974317A - Refrigerating machine :
en
- US1974383A - Hose coupling :
en
- US1973966A - Eye testing device :
en
- CA344736A - Mirror :
en
fr
- FR770551A - New button with removable cap, for doors, windows or other applications :
en
fr
- FR770879A - Drilling tools :
en
fr
- GB416659A - Improvements in the tempering of glass sheets and other glassware :
en
- GB416705A - Improvements in circuits for the reception of electrical signals by means of carrierwaves :
en
- FR770798A - Process for obtaining protective layers of phosphate :
en
fr
- FR770866A - Mill for crushing or grinding pasty and viscous materials between several smooth rolls :
en
fr
- GB416647A - Device for retaining and delivering folded bands, especially bands of tickets :
en
- US1974087A - Telephone system :
en
- FR770824A - Funnel with float valve to prevent overflow of the container to be filled :
en
fr
- US1974181A - Locomotive starting valve :
en
- CA344636A - Sweeping machine :
en
fr
- CA344757A - Sound recording and reproducing apparatus :
en
fr
- US1974248A - Hoist attachment for tractors :
en
- US1973881A - Refrigerating unit :
en
- CA344731A - Hydraulic brake :
en
fr
- FR770810A - Adjustment of the projection lamp circuit, especially for cinematographic projectors :
en
fr
- DE602857C - Process for the preparation of leuco-sulfuric acid esters of Kuepen dyes :
de
en
- DE603082C - Connection for the wooden parts of curved or round bodies, such as boats, barrels, pipes or the like. :
de
en
- CA344774A - Oil cracking apparatus :
en
fr
- DE602707C - AC resistance measuring bridge :
de
en
- US1974257A - Fuse cartridge :
en
- DE602917C - Process for extinguishing fire by means of a jet of pressurized water to which carbonic acid is supplied :
de
en
- US1974171A - Pneumatic suspension means :
en
- US1974184A - Radio apparatus :
en
- USRE19315E - Woodworking machine :
en
- AU1226033A - Improvements in or relating to modulated carrier wave transmitters :
en
- US1974035A - Audience seat :
en
- US1974020A - Animal trap :
en
- CA344720A - Magnesium purification :
en
fr
- US1973692A - Paraffin emulsion and the like and process of making the same :
en
- US1974086A - Mount for electron discharge devices :
en
- US1973953A - Method and apparatus for manufacturing artificial silk :
en
- CA344697A - Radio system :
en
fr
- DK49275C - Combination of an electric incandescent lamp, a reflector and a screen provided with a profiling, as well as a method for determining the course of the profiling. :
da
en
- CA344779A - Piston ring :
en
fr
- DE603069C - Spinning centrifuge for rayon :
de
en
- DE602859C - Device for dividing sample material :
de
en
- DE602928C - Flat weft knitting machine :
de
en
- FR770587A - Improvement of envelopes, boxes and similar containers :
en
fr
- US1973805A - Artificial arm :
en
- USRE19320E - Material winding machine :
en
- US1974214A - Machine for manufacturing bushings :
en
- DE602946C - Device for conveying refrigerant vapor or a refrigerant vapor-gas mixture in absorption refrigeration machines :
de
en
- DE603003C - Process for the preparation of citrate-soluble calcium alkali metal phosphates :
de
en
- FR770778A - Improvements to diaphragm audible warning devices :
en
fr
- FR770830A - Insole and method of making shoes with this sole :
en
fr
- GB416483A - Process of treating sugar solutions :
en
- GB416772A - Safety device for three-phase current motors for breaking the circuit in the event of overloading or overheating :
en
- FR770767A - Device for measurements or adjustments according to temperature :
en
fr
- GB416820A - Improvements in or relating to aircraft :
en
- FR770642A - Camera :
en
fr
- FR770829A - Pedometer :
en
fr
- US1974193A - Telephone system :
en
- DE603095C - Bottom melting machine :
de
en
- US1974324A - Pipe pushing machine :
en
- GB416520A - Improvements in or relating to inverters for electric current :
en
- GB416716A - Apparatus for screening coal, coke and other like materials :
en
- GB416555A - Improved hygienic cover for use with seats of water closets for protection against contamination :
en
- GB416801A - Improvements in or relating to internal combustion turbines :
en
- GB416834A - Improvements in or relating to cathode ray oscillograph arrangements :
en
- AU1728234A - Improvements in and connected with fruit gathering bags :
en
- CA344752A - Sound reproducing apparatus :
en
fr
- FR43917E - Device for very precise measurement, on a vertical staff, of reduced horizontal distances :
en
fr
- FR770743A - Improvements in the manufacture of concrete or cement blocks for the construction of buildings :
en
fr
- FR770706A - Process and apparatus for the manufacture of oils, gasolines and derivatives :
en
fr
- US1973896A - greve :
en
- FR770680A - Improved process for the industrial preparation of butanol and acetone by fermentation :
en
fr
- FR43922E - Process and device for the separation of solid particles held in suspension in gaseous fluids :
en
fr
- USD93337S - Design for a dental cabinet ob the :
en
- US1974073A - Reservoir for the supply of liquids :
en
- US1974112A - Rotary pump :
en
- GB416812A - Improvements in electrically heated vulcanising apparatus :
en
- DE601696C - Footwear and process for its manufacture :
de
en
- DE602827C - Process for the production of ceramic objects from dry mixtures of chamotte and clay :
de
en
- DE602845C - Electrodynamic ribbon microphone :
de
en
- GB416600A - Non-refillable bottle by unauthorised persons :
en
- FR770787A - Process for making phosphatic substances from bone :
en
fr
- GB416596A - Improvements in or relating to electric kettles, urns and the like :
en
- GB416509A - Means for controlling undesired reflections in optical apparatus :
en
- GB416611A - Manufacture of new colouring matters :
en
- GB416771A - Improvements in or relating to speed indicators :
en
- GB416843A - Improvements in absorption refrigerating apparatus :
en
- AU1286433A - Improvements in or relating to modulated carrier wave receivers :
en
- CA344775A - Cup for confections :
en
fr
- FR770687A - Device allowing the removal of bodies and floating liquids contained in black water :
en
fr
- US1974289A - Animal trap :
en
- US1974297A - Attachment plug cap :
en
- DE603039C - Lock for wheeled vehicles, the locking device of which engages in the spokes :
de
en
- FI16067A - Combined furniture with tank, either bed, table or chair :
en
fi
- FR770832A - Brick or hollow stone and resulting construction :
en
fr
- GB416684A - Improvements in or relating to electric circuit breakers :
en
- US1974273A - Manufacture of artificial filaments :
en
- DE603027C - Collapsible camera :
de
en
- FR43910E - Dolls and mannequins that can perform movements :
en
fr
- DE603137C - Pneumatic conveyor system with an automatic control device built into the system for the compressed air supply :
de
en
- US1973747A - Roller bearing wheel :
en
- US1973935A - Gas burner :
en
- US1973976A - Button loop :
en
- US1974243A - Mechanism for connecting signatures in a signature-handling machine :
en
- GB416626A - Improved manufacture of colloidal graphite suspensions :
en
- CA344709A - Engine :
en
fr
- CA344761A - Talking picture apparatus :
en
fr
- DE603098C - Calender drive :
de
en
- US1974247A - Foot pedal :
en
- US1974311A - Treatment of hydrocarbon oils :
en
- DE603026C - Device for taking series pictures from the aircraft :
de
en
- DE602686C - Process for the production of a telecommunication conductor with constantly distributed inductive loading, in which the loading layer is applied by electrolysis :
de
en
- US1974008A - Wind turbine :
en
- FR770654A - Electromagnetic system for the transmission of signals between a station on a railway line and a train traveling on this line :
en
fr
- FR770659A - Improved process for tempering vineyard rails and grooved rails to avoid fragility :
en
fr
- GB416817A - Improvements in ignition coils for internal combustion engines :
en
- US1974068A - Illuminated wall aquarium :
en
- GB416855A - Method of and means for the therapeutical application of metals :
en
- GB416856A - Improvements in spring shackles for motor vehicles :
en
- FI16062A - The axle box for the body of the axle box with the axle box :
en
fi
- FR43925E - New electric bulb for lamps and spotlights :
en
fr
- GB416696A - Improvements in controllers for electric motors :
en
- FI16059A - Stilsatsspännare :
en
fi
- FR770719A - Soap in its support :
en
fr
- DE602876C - Improvement on rolling tanks :
de
en
- US1973762A - Method of preparing soles :
en
- US1973868A - Flower holder :
en
- CA344645A - Vegetable hiller :
en
fr
- FR770846A - Faconneuse machine poor the bakery and pastry shop :
en
fr
- FI16057A - The provisions of this Regulation do not apply :
en
fi
- GB416550A - Improvements relating to flexible electric conductors provided with knitted tubular coverings :
en
- GB416704A - Improvements in electrical switchgear :
en
- US1974069A - Drying process :
en
- US1973971A - Doorcatch :
en
- US1974007A - Treatment substance :
en
- USD93375S - Design fob a shoe :
en
- US1974318A - Electrical system providing sequence operation :
en
- FR770730A - Photoelectric brocade looms and similar machines for obtaining various weaves on a piece of fabric :
en
fr
- GB416629A - Improvements in operating devices for perforating blades used in the formes of printing machines :
en
- GB416638A - Improvements in optical accessories for surgical and clinical purposes :
en
- CA344693A - Spring cushion :
en
fr
- DE602792C - Fuselage structure for aircraft made of tubular spars and diagonal stiffeners curved according to the outline :
de
en
- FR770744A - Advanced concrete building block and method of making it :
en
fr
- GB416756A - Method of manufacturing coatings of felt or woven material on balls, particularly tennis balls, or other shaped articles :
en
- FR770895A - Method and device for washing and further processing coreless spools of artificial threads and the like :
en
fr
- DK49261C - Weather protection cap for Seed and Haystacks and other harvested Agricultural Products in Hobe. :
da
en
- US1974110A - Curved conduit :
en
- DE603146C - Arrangement for protective earthing of a high antenna feed line whose metal jacket is not earthed in the company :
de
en
- FI16084A - Circulations of sulphite cellulosic acid and anhydrous :
en
fi
- DE602961C - Knocking device for vacuum cleaner :
de
en
- GB416595A - Improvements in apparatus for charging containers with powdered material :
en
- DE602716C - Device on internal combustion engines to maintain the same compression pressure with different cylinder fillings :
de
en
- US1974018A - Wheel mounting :
en
- DE603100C - Electromagnetic jamming device for clock mechanisms :
de
en
- US1973955A - Feed control for burners :
en
- US1974153A - Take-up device for stock quotation projecting machines :
en
- DE602905C - Device for preventing carbon deposition in pipe heaters :
de
en
- FI16098A - Packlåda :
en
fi
- FR770604A - Thermal accumulator :
en
fr
- FR770615A - So-called "first" sole with raised surface for shoes :
en
fr
- FR770768A - Opening and closing device for sliding doors and the like :
en
fr
- FR43949E - Folding furniture system :
en
fr
- FR770864A - Universal converter of electric currents :
en
fr
- GB416745A - Improvements in or relating to moisture-resisting wrappers for commodities :
en
- GB416805A - Improvements in steam traps :
en
- US1973840A - Purification of acetylene :
en
- US1974274A - Safety valve :
en
- GB416609A - Improvements in and relating to protective electrical circuits for power lines and the like :
en
- GB416622A - Improvements in the manufacture of piston rings and the like :
en
- GB416500A - Improvements in or relating to two-way telephone systems :
en
- GB416688A - Improvements in apparatus for separating solid materials :
en
- US1974033A - Power-driven vehicle :
en
- FR770870A - Insole for elastic support of the foot :
en
fr
- FR770765A - Improvements to dyeing machines :
en
fr
- FR770794A - Double grill improvements :
en
fr
- GB416763A - Improvements in beverage cooling or heating and dispensing apparatus :
en
- US1973899A - Garage door operating means :
en
- US1974031A - Massager and scalp conditioner :
en
- USD93323S - Design for a shoe :
en
- DE602993C - Automatic fire extinguisher shower :
de
en
- DE602967C - Pedal with tread plates attached to an endless chain :
de
en
- DE579535C - Process for the production of insulating moldings :
de
en
- US1973795A - Building construction :
en
- US1974294A - Folding duplex flash light :
en
- US1973893A - Method of and apparatus for casting ingots, blooms, bars, etc. :
en
- US1974056A - Ornamental candle holder manufacture :
en
- CA344762A - Hard metal alloy :
en
fr
- FR770556A - Air blowing device, especially for drying hair :
en
fr
- FR770863A - Installation applicable to internal combustion engines and using the heat of the cooling liquid and that of the exhaust gases :
en
fr
- CA344674A - Disk harrow :
en
fr
- FR770650A - Plotter instrument :
en
fr
- GB416928A - Improvements in the hardening of the teeth of gear wheels :
en
- DE603108C - Protection circuit with a relay lying in series with an overcurrent release, which closes its contacts when the permissible current limit is exceeded or not reached :
de
en
- GB416800A - Improvements in tobacco stemming machines :
en
- FI16076A - Wooden pipe lathe :
en
fi
- GB416700A - Improvements in the rolls of pulping-engines and like rolls for paper-making machinery :
en
- US1973904A - Method of making sponge rubber coated fabric :
en
- US1974339A - Envelope :
en