• US2144176A - Communication system : en
  • AU106345B2 - Improvements in counterpressure apparatus for filling bottles with fermented liquor : en
  • US2143901A - Cotton picking machine : en
  • US2143842A - Filter drive unit : en
  • AU106306B2 - Light-responsive cell : en
  • AU106320B2 - Improvements in coupling means forthe hand pieces of shearing machines : en
  • AU246338A - Printing plate for amalgam printing and method for producing the same : en
  • USD112975S - Design for a dress ensemble : en
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  • DE670339C - Decorative capsule for bottles : de en
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  • US2144184A - Magnet construction : en
  • US2144552A - Alkanol-amine salt of mandelic acid : en
  • DE670311C - Control circuit for several electric motors, especially for multi-motor drives : de en
  • US2144227A - Combination well head and hanger : en
  • US2144535A - Electrical detection apparatus : en
  • AU106318B2 - Improvements in or relating to electrical test circuits for use, for instance, in automatic telephone systems : en
  • CA378962A - Slide fastener manufacture : en fr
  • DE670215C - Multi-cylinder diesel engine : de en
  • DE670403C - Process for the electrolytic production of coatings consisting essentially of tin : de en
  • FR836438A - Chain sprocket with variable diameter and constant pitch : en fr
  • GB499217A - Improvements in or relating to apparatus for delivering coin change : en
  • US2144298A - Automatic power transmitting mechanism : en
  • US2143983A - Industrial truck : en
  • US2144164A - Clamp : en
  • USD112922S - Design fob a plate or similar article : en
  • US2144278A - Roasting grid : en
  • US2144586A - Method of rock drilling and dust removal therefor : en
  • US2144363A - System for the distribution of electrical energy : en
  • US2144577A - Titanium dioxide pigments : en
  • US2144236A - Oscillation generation system : en
  • US2144346A - Bushing ring : en
  • DE670312C - Automatic control device for spinning and twisting machines driven by three-phase bypass collector motors : de en
  • US2144203A - Method for direct indication of position in a given area : en
  • NL44954C - : en
  • US2144593A - Apparatus for obtaining high-tension alternating current from low-tension direct current : en
  • US2144531A - Motor control system : en
  • FR836587A - Regulator for internal combustion engines : en fr
  • DE670362C - Overhead line system with self-damping overhead line cable : de en
  • US2144252A - Vehicle : en
  • US2144399A - Safety device for gas burners : en
  • FR836441A - Improvements to rotary motors and compressors : en fr
  • GB498845A - An attachment for domestic sinks and the like : en
  • FR836422A - Hydraulic remote control device : en fr
  • DE670491C - Closed fuse : de en
  • FR836453A - Combing card for wool and other textile fibers : en fr
  • CA379021A - Kinematograph apparatus : en fr
  • DE670314C - Electrical discharge apparatus with a liquid cathode and one or more ignition electrodes which are connected to auxiliary containers connected to the cathode : de en
  • DE670530C - Electric door switch : de en
  • FR836575A - Improvements to electrical control systems : en fr
  • GB499108A - Improvements in or relating to apparatus, such as radio receivers, for converting acoustically-modulated oscillations into sound oscillations : en
  • DE670369C - Sound recording carrier and method for recording sound vibrations on a carrier : de en
  • DE670603C - Spring clip with mirror device for mechanical-optical measurement of changes in shape, forces and moments : de en
  • FR836437A - New boiler intended mainly for application in central heating installations : en fr
  • AU239838A - Improvements in or relating to electric incandescent lamps having working pressure of more them one atmosphere : en
  • CA378993A - Fibre pulp body making apparatus : en fr
  • CA379034A - Alkaloid salt : en fr
  • CA379001A - Textile material of mixed fibres : en fr
  • US2143838A - Apparatus for washing fruit : en
  • USD112923S - Design for a plate or similar article : en
  • GB499249A - Improved tube pasteurising apparatus with heat-exchange apparatus : en
  • US2144406A - Closure frame member : en
  • US2144174A - Chick fount : en
  • AU106317B2 - Improvements in or relating to telephone systems employing substation identifying equipment : en
  • CA378965A - Accounting machine : en fr
  • US2143953A - Articulated beam : en
  • FR836464A - Rotating piston machine : en fr
  • GB499053A - Improvements in or connected with apparatus for the conversion of motion of one typeinto motion of another type : en
  • US2143972A - Setting of retorts for use in the distillation of solid carbonaceous substances : en
  • US2143927A - Guard for manual and like digits : en
  • US2143971A - Telephone system : en
  • US2144459A - Means for grinding worms : en
  • DE670397C - Process for the production of rubber-cement mixtures : de en
  • DK55700C - Sneplov. : da en
  • FR836326A - Mold for the manufacture of tires for vehicles and in particular for baby carriages : en fr
  • GB498835A - Improvements in or relating to electromagnetic light-current relays : en
  • FR836443A - Improvements to liquid dispensing measuring devices : en fr
  • GB499168A - Improvements in hinge mounting for doors : en
  • GB498866A - Improvements in or relating to refrigerating systems : en
  • GB499018A - Production of gas by the distillation or gasification of fuels of varying lump size : en
  • US2144069A - Noncreeping barrel : en
  • US2144229A - Centrifugal separator : en
  • US2143909A - Roller bit structure : en
  • US2144380A - Intercommunicating system and method : en
  • FR836489A - Improvements to radio reception installations with a frame-shaped antenna : en fr
  • US2144403A - Oil saver : en
  • DE670482C - Roller switch : de en
  • DE670621C - Electric handheld vacuum cleaner with a handle arranged in the longitudinal direction : de en
  • FR836427A - Parachute training : en fr
  • NL45052C - : en
  • GB498873A - Improvements relating to strapping machines : en
  • GB499202A - Method and apparatus for recording and reproducing sound : en
  • US2144342A - Bone drill device : en
  • DE670292C - Cutting machine for cutting stacks of paper and the like like. in strips : de en
  • FR836357A - Control device for the reel-holder carriage, with reciprocating reciprocating motion, in spinning preparation machines of all types : en fr
  • FR836561A - Axle suspension system, especially for motor cars : en fr
  • FR836523A - Production process for clear edible ice : en fr
  • FR836531A - Repeater compass for submarines : en fr
  • GB498958A - Locking device to prevent undesired or unauthorised movement of a motor car from rest : en
  • FR836492A - Rotary burner for naphtha, fuel oils and other heavy oils : en fr
  • GB498943A - Improvements in or relating to machines for washing dishes and the like : en
  • GB499184A - Polyvinyl acetal resins : en
  • DE670378C - Process for applying patterns to ceramic objects : de en
  • DE670443C - Measuring device : de en
  • DE670623C - Thermal insulation with several air gaps between enclosing film layers, which consist of a poorly heat-conducting, film-like base material as a carrier for a heat-reflecting material : de en
  • GB499204A - Improvements in or relating to devices for the keeping of cheese and other foodstuffs, and for facilitating the slicing thereof : en
  • DE670323C - Fishing reel with a brake for the line drum that can be released by a line ladder : de en
  • DK55713C - Bogreol. : da en
  • FR836445A - Antistatic photographic films : en fr
  • GB499179A - An improved furnace for smelting porcelain enamel and other materials : en
  • FR836354A - Process for the preparation of aqueous dispersions of paraffin, wax, bitumen, oils and greases, in particular for gluing and waterproofing papers, fabrics and similar fibrous materials : en fr
  • DE670419C - Process for the production of halogen-containing oxalkyl ethers : de en
  • FR836517A - Bottle capping device : en fr
  • FR836386A - Roof improvements : en fr
  • US2144495A - Composite article and method of making the same : en
  • US2144551A - Wall aquarium : en
  • DE670418C - Process for the production of zinc oxide : de en
  • DE670308C - Cover for electrical installation equipment : de en
  • US2144414A - Oil switch : en
  • FR836364A - Water-insoluble azo dyes and intermediate products used in the manufacture of these dyes : en fr
  • US2144055A - Extrusion machine for forming compressed feeds : en
  • US2144223A - Friction plate : en
  • US2144321A - Brake shoe fitter : en
  • US2144564A - Apparatus for checking receipts : en
  • US2144546A - Permanent magnet construction : en
  • GB499136A - Improvements in or relating to vitreous enamelling : en
  • CA378996A - Magnetic sand or silt recovery : en fr
  • GB499115A - Improvements in or relating to devices for delivering measured quantities of liquids : en
  • US2144056A - Illuminating flare : en
  • US2144542A - Electric circuit breaker : en
  • US2144455A - Keto carboxylic acid esters and process of manufacture : en
  • USD112924S - Design for a plate or similar article : en
  • DE670306C - Method of transmission of messages : de en
  • US2144308A - Flying cutting device : en
  • DK55697C - Bookbinding Procedure. : da en
  • FR836429A - Sealed rotary distributor for internal combustion or internal combustion engines : en fr
  • DE670316C - Pouring attachment for molds : de en
  • US2144541A - Equivalent capacitance network : en
  • DE670512C - Control device for electrically operated spinners, especially sugar spinners, with automatic bottom emptying : de en
  • DE670658C - Power supply to the anode layer in three-layer aluminum refining ovens : de en
  • FR836419A - Advanced switch for controlling automotive lights, horns, warning lights and directional change indicators : en fr
  • GB499298A - Flexible transmission couplings : en
  • GB498950A - Method of making a composite abrasive wheel and mould therefor : en
  • DE670667C - Gasoline-oil mixing device : de en
  • DE670433C - Firing with adjustable wall in the firebox : de en
  • DE670467C - Punched card tabulator with zero stop blocks : de en
  • ES143118A1 - Molding system or compression matrix for the formation of briquettes or tablets of finely granulated materials or in pulverulent form. : en es
  • DE670634C - Process for the production of condensation products from urea or its derivatives and formaldehyde : de en
  • US2144446A - Preservation of rubber : en
  • US2144106A - Window construction : en
  • GB498867A - Improvements in or relating to the generation of signals in television or like systems : en
  • FR836380A - Method and device for the production of starch sheets without supports : en fr
  • US2143850A - Seeding agent for titanium salt solution : en
  • US2144189A - Yarn stripe attachment for circular spring needle knitting machines : en
  • US2144352A - Resinous product : en
  • GB499350A - Improvement in iron desulphurization : en
  • US2144284A - Manufacture of soles for shoes : en
  • FI18345A - Anordning for uptvärmning och isolering av svetsstället vid svetsning av järnvägs- och spårvägsskenor : en fi
  • GB499101A - Improvements in or relating to sheet feeding devices : en
  • GB499307A - Improvements in or relating to vehicle parking meters : en
  • US2144333A - Process of drying starch : en
  • GB498968A - Improvements in or relating to button hole sewing machines : en
  • DE665893C - Process for the photomechanical production of printing forms based on photographic silver images broken down into tones : de en
  • US2144428A - Aeronautical propeller having vibration controlling features : en
  • US2144265A - Wrapping machine : en
  • GB499266A - Improved cathode ray tubes and method of manufacturing such tubes : en
  • FI18346A - Fertilization rate for canning and fresh milk and other milk products : en fi
  • US2144394A - Method of forming a bushing structure : en
  • AU252138A - Improvements in and relating to fluid controlling valves : en
  • DE670376C - Dancing toy flat figure : de en
  • FR836482A - Four-joint drive mechanism with two-arm pendulum : en fr
  • GB499135A - Improvements in and relating to telephone installations : en
  • US2144421A - Rectifier of heavy electric currents : en
  • US2144579A - Method of delinting cottonseed : en
  • GB498962A - Improvements in or relating to the production of spun threads or yarn : en
  • GB499055A - Improvements in or relating to means for controlling the temperature of working discs, such as grinding and crushing discs, centrifuges, kneading discs and the like : en
  • FR836392A - Quick-release coupling device : en fr
  • GB499068A - Improvements in and relating to wings, control surfaces, rudders and the like of aircraft : en
  • FR836405A - Reinforced concrete construction, process and equipment for its realization : en fr
  • DE670461C - Process for the production of oily chlorinated fatty acid glycerides : de en
  • DE670559C - Process for the production of thin, magnetizable tapes or wires : de en
  • DE670534C - Device for determining the location of an earth fault : de en
  • US2144144A - Means for elevating liquids from wells : en
  • US2144147A - Method of making valve tappets : en
  • USD112943S - Design for a perfume bottle : en
  • FR836417A - Handheld device for ultra-fast casting, welding and self-brazing of all metals and alloys : en fr
  • GB499152A - Improved moulding press : en
  • CA379009A - Iron oxide reduction : en fr
  • US2144345A - Meter for fluids : en
  • FR836497A - Pressure fluid relay : en fr
  • DE670632C - Loose-leaf book with moveable strings opposite the spine : de en
  • FR836462A - New azo dyes : en fr
  • DE670383C - Procedure for loosening the beginning of the bundle lying on the drum of wire bundles wound in driven coils : de en
  • DE670630C - Burner head for burners operated with crude oil / steam mixtures : de en
  • CA378971A - Production of iodized hydroxy derivatives of 2-phenylquinoline-4-carboxylic acid : en fr
  • CA378908A - Fluid pressure brake : en fr
  • DE670346C - Device on a straight cigarette machine to achieve evenly filled cigarettes : de en
  • FR836569A - Automatic skip for lifting devices : en fr
  • US2144230A - Method for melting metals : en
  • US2144090A - Electrical hemostat : en
  • AU1238A - Improvements in coupling means forthe hand pieces of shearing machines : en
  • FR836485A - Method for determining the maximum consumption among the quantities consumed : en fr
  • USD112963S - Design for a carpet sweeper shell : en
  • AU7438A - Improvements in or relating to machines for trimming heels : en
  • US2144439A - Golf practice and amusement apparatus : en
  • AU106324B2 - Improvements in or relating to resonant electrical lines : en
  • CA379015A - Electric metronome : en fr
  • US2144187A - Deflation indicator : en
  • GB499291A - Illuminating device for microscopic projection : en
  • US2144401A - Trailer hitch : en
  • FI18344A - Tvåtaktsförbränningsmotor : en fi
  • CA378958A - Wool felt capeline production : en fr
  • DE670538C - Device for determining the chronaxy by means of capacitor discharges : de en
  • AU16439A - Improvements in or relating to methods of adhesion : en
  • FR836366A - Scale for men with height measurer : en fr
  • GB499285A - Improvements in hinges formed from veneer sheets : en
  • US2143910A - Ribbon gut and method of using the same : en
  • US2143925A - Locking device : en
  • GB499131A - Improvements in copying photographically multi-colour pictures : en
  • AU7038A - An improved aseptic surgical dressing material andthe method for manufacturing thesame : en
  • US2144473A - Wringer control : en
  • GB499030A - Improvements in atomizers for use with internal combustion engines : en
  • US2144350A - Fastening means : en
  • GB499098A - Improvements in packages for rubber goods : en
  • GB499225A - Improvements in or relating to piezo electric crystal mountings : en
  • GB499306A - Improvements in or relating to the preservation and surface regeneration of photographic films : en
  • GB498991A - Dielectric materials : en
  • FR836478A - Vibrating device : en fr
  • CA378968A - Postage stamping device : en fr
  • US2144275A - Farm cultivator : en
  • US2144461A - Toy motor vehicle : en
  • FR836341A - Method for gelatinizing liquid combustible substances and other organic substances : en fr
  • US2144246A - Excavating apparatus : en
  • DE670387C - Process for the controllable transfer of liquefied gases with a low boiling point : de en
  • AU6338A - Improvements in containers for shaving sticks : en
  • US2144094A - Storage spool : en
  • US2143870A - Polyfurcous fuel : en
  • GB498964A - Improvements in or relating to threshing machines : en
  • GB499090A - Device for receiving written matter and graphs : en
  • US2144021A - Safety fastening for skis : en
  • DE670629C - Closing links clamped onto the edge beads : de en
  • DE670420C - Process for the preparation of sulfonaethylamines : de en
  • DE670291C - Process for the production of artificial flowers from the husks of beechnuts : de en
  • GB499037A - A system for the transmission of electrical energy to or from a submerged body : en
  • FR836466A - Electric discharge tube, gas atmosphere : en fr
  • US2143916A - Electron discharge device : en
  • US2143922A - Bone surgery appliance : en
  • US2143934A - Dump car : en
  • US2144268A - Soot and fly ash trap : en
  • US2144091A - Firearm : en
  • US2144192A - Winding machine : en
  • GB499088A - Improvements in or relating to electrical oscillators : en
  • USD112950S - rubin : en
  • US2144013A - Method of and apparatus for constructing concrete tunnels : en
  • US2144163A - Boiler flue cleaner : en
  • US2144355A - Superheterodyne receiver : en
  • US2144367A - Oxidation inhibitor for insecticides : en
  • DE670246C - Cementation bath : de en
  • US2144358A - Collapsible tube and key and rest for same : en
  • DE670551C - Brake for motor vehicles, especially aircraft : de en
  • DE670608C - Shredding device : de en
  • DE670405C - Process for the manufacture of an under-bed : de en
  • FR836597A - Fabric measuring machine : en fr
  • US2144362A - Choke control mechanism for carburetors : en
  • CA378972A - Lactic fluid processing : en fr
  • FR836594A - Device for removing tangled images or secondary images in stereoscopic recording or reproduction by the double image process : en fr
  • US2144426A - Portable air conditioning and purifying device : en
  • US2144370A - Method of cutting bodies soluble in liquid : en
  • DE670386C - Compression refrigeration machine : de en
  • GB499079A - Improvements in or relating to electro-magnetic interrupters or vibrators : en
  • US2144570A - Machine for applying joint or edge stripping to wire mesh screen : en
  • US2144443A - Lagging clutch pulley structure : en
  • US2144500A - Vapor-electric device : en
  • FR836329A - Improvements to variable speed transmissions, particularly for automobiles : en fr
  • FR836538A - Brakes improvements : en fr
  • FR836565A - Device for thermal insulation of steam boilers : en fr
  • DE670370C - Cutting tool composed of two parts, in particular twist drill or reamer or end mill : de en
  • GB499174A - Improvements in or relating to inter-dependent admission valves for multi-stage steam engines : en
  • FR836507A - Insulated electrical conductors and methods of manufacturing said conductors : en fr
  • GB499173A - Improvements in and relating to rotary piston apparatus : en
  • FR836502A - Improvement in machines to cut, on site, wood cutting waste : en fr
  • US2143997A - Vehicle obstruction indicator : en
  • US2144359A - Motor vehicle : en
  • FR836455A - Protection device for haystacks and fodder : en fr
  • FR836310A - Method of washing and drying laundry in the same tub, and apparatus for its implementation : en fr
  • US2144547A - Chain conveyer : en
  • DE670394C - Insulation for brush guide boxes for electrical machines : de en
  • FR836408A - Mobile seat device usable in particular by hairdressers : en fr
  • DE670344C - Cylinder lock with plate-shaped tumblers : de en
  • FR836516A - Safety device for battery ignition equipment of explosion engines : en fr
  • US2143839A - Pseudocyanine dyes and process of preparing them : en
  • DK55716C - Power harrow without Drive wheels. : da en
  • DE670281C - Protective device for converters, especially rectifiers, with single-anode discharge vessels with an arc-like discharge, especially mercury vapor discharge vessels, which are separate for each phase : de en
  • FR836379A - Autopilot device for airplanes : en fr
  • FI18353A - Slitbana for rubber tires : en fi
  • FR836476A - Compressor for oil or other fluids : en fr
  • US2143928A - Means for laundering sleeved garments : en
  • FR836368A - Button with lower element and upper element : en fr
  • GB499147A - Improvements in and relating to electric lamp fittings : en
  • GB499310A - Improvements in or relating to electric protective arrangements : en
  • GB498931A - Improvements in or relating to free-wheel hubs for cycles : en
  • DE670562C - Electrical contactor : de en
  • GB499275A - Improvements in and relating to the bowls of centrifugal separators : en
  • US2144326A - Fan attachment for machines : en
  • GB498859A - A process for carrying out catalytic dehydrogenation reactions of non-aromatic organic compounds : en
  • FR836439A - Further development in the manufacture of pleated paper air filters : en fr
  • US2144130A - Method of copying : en
  • US2144193A - Apparatus for shanking drill steels : en
  • US2144195A - Engine starting mechanism : en
  • FR836318A - Cinematographic camera with film magazine : en fr
  • USD112927S - Design for a plate ob similar article : en
  • USD112933S - Design fob a pin or similar article : en
  • US2144243A - Coupling mechanism for trailers and tractors : en
  • US2144126A - Deck lid prop : en
  • USRE20980E - Structural unit for steel frame : en
  • GB499395A - Improvements in or relating to boost controls for internal combustion engines : en
  • GB499123A - Improvements relating to railway sleeping cars : en
  • FR836450A - Interior lighting device applied to a luminous earth globe, making it possible to obtain an exact image of day and night at different times of the year : en fr
  • FR836541A - Removable and portable canvas hanger : en fr
  • GB499218A - Improvements in or relating to electron discharge device circuit arrangements for use on very high frequencies : en
  • IE15353L - Manufacture of aneurin : en
  • DE670440C - Procedure for the detection of toxic gases : de en
  • FR836567A - Device for measuring the pitch and inclination of propeller blades and similar surfaces : en fr
  • GB498861A - Improvements in or relating to machines for verifying statistical records : en
  • FR836335A - Improvements to refrigeration devices : en fr
  • FR836546A - Improvements to cameras : en fr
  • GB499264A - Improvements in and relating to washing machines : en
  • US2143836A - Gas anchor : en
  • US2144158A - Heddle frame : en
  • US2143854A - Washing machine : en
  • US2143919A - Fan-cooled rectifier : en
  • US2144271A - Composition board and method of making the same : en
  • DE670454C - game piece : de en
  • DE670474C - Process for the extraction of durol from coal tar oil : de en
  • FR50183E - Multiple installation of power line devices : en fr
  • FR836431A - Pocket sprayer : en fr
  • GB499063A - Improvements in snap fasteners : en
  • DE670429C - Push switch with pressurized gas blowing of the interruption point : de en
  • FR836525A - Control method for conducting the cooking process of cooking masses and the like : en fr
  • GB499105A - Improvements in freezing trays : en
  • DE670597C - Obstetric device for breech position : de en
  • DE670404C - Artificial sausage casing : de en
  • DE670569C - Hard pressed body : de en
  • DE670366C - Gas generators : de en
  • GB499040A - Improvements in and relating to method and apparatus for injecting liquid fuel for internal combustion engines : en
  • US2144084A - Label cutting and folding machine : en
  • FR836385A - Improvements to vehicle luggage racks : en fr
  • NL44940C - : en
  • GB498834A - Improvements relating to fittings for mixing hot and cold water for baths and the like : en
  • GB499114A - Improvements in or relating to alternating current telegraphy systems : en
  • FR836460A - Device for testing the resistance of bars to durable bending forces : en fr
  • FR836553A - New quaternary ammonium compounds : en fr
  • GB499211A - Improvements in or relating to machines for laying covers on shoe parts : en
  • GB499377A - Chrome mordant printing : en
  • FR836312A - Method of joining building elements, for example sheet metal, using piercing studs : en fr
  • DK55719C - Drain valve. : da en
  • FI18361A - Värmeisolation av glasfibrer och liknande fibrer : en fi
  • US2144328A - Process for treating and purifying sodium chloride : en
  • US2144040A - Intensifying foil for X-ray photography : en
  • USD112969S - Design for an animal trap : en
  • FR836454A - Process for the production of alumina : en fr
  • GB499070A - Improvements in snatch blocks : en
  • FR836574A - Improvements to central heating installations : en fr
  • GB498963A - Device for the protection of the stylus of sound pick-ups : en
  • DE670415C - Sleeve flaps or collar tabs for uniforms : de en
  • US2144465A - Liquid dispensing apparatus : en
  • US2144254A - Cement manufacture : en
  • US2144325A - Tuning dial arrangement : en
  • US2144560A - Cleaning gun for viscose pumps : en
  • FR836367A - Engine with two different powers for the same opening of the intake regulator and the same speed : en fr
  • GB499163A - Method of manufacturing tissues and tissues comprising a base or background obtainedby said method : en
  • FR836317A - Position indicator with optical and sound signals for trams, buses, trains, etc. : en fr
  • FR836362A - Photographic or cinematographic apparatus equipped with an auxiliary optical system mounted in front of the lens : en fr
  • GB499127A - Feeding device for pneumatic rock drilling machines : en
  • DE670557C - Control system of a steam power plant for vehicles : de en
  • DE670347C - Process for the production of drawing tools for thin wires : de en
  • FR836338A - Dry washer : en fr
  • GB499240A - Improvement in tile and tile assembly : en
  • GB499183A - Improvements relating to self-locking nuts and like screw-threaded members : en
  • GB499113A - Improvements in cabinets convertible into trolleys : en
  • FR836434A - Further training in hosiery trades : en fr
  • DE670661C - Sheave transmission, in which the rope is wedged in places between the two drive pulleys of a wheel due to the inclined pulley : de en
  • DE670451C - Device for producing a particulate filter : de en
  • FR836375A - Device for electrically adjusting the position of the blades of air propellers for propulsion or drive, and for synchronizing these propellers : en fr
  • GB499036A - Improvements in and relating to the casting mechanism of typographical composing machines : en
  • DE670411C - Stiffening insert made of feathery wire for the lapels of clothing : de en
  • DE670470C - Founding bodies, such as wells, compressed air cesspools, floating tanks or the like. : de en
  • US2143848A - Drill mounting : en
  • DE670640C - Color wheel for Morse code writers : de en
  • US2144082A - Packing strip : en
  • US2144434A - Teeter board : en
  • GR7923B - TEACHING GAMES AND INSTRUMENTS. : el en
  • CA378942A - Abrasive article : en fr
  • US2143986A - Emulsions and process of making the : en
  • DE670445C - Straight through valve with automatic draining : de en
  • DE670493C - Electrical capacitor consisting of strip-shaped separating layers and coatings : de en
  • AU106338B2 - An interspaced auxiliary gear for window regulators in automobile doors : en
  • CA378915A - Phosphatic fertilizer : en fr
  • GB499189A - Improvements in or relating to milling or other machine tool : en
  • FR836348A - Press, in particular for the manufacture of molded sheet metal bodies : en fr
  • GB499171A - Improvements in electric discharge tubes : en
  • GB499287A - A washing support for discs of centrifugal separators : en
  • FI18360A - Fertilization requirements for nitrocellulosic products with acetone-alcohol-leaching : en fi
  • USD112925S - Design fob a plate or similar article : en
  • FR836384A - Improvements to berth systems : en fr
  • GB499380A - Improvements in or relating to the correctors of listening apparatus : en
  • GB499216A - Improvements in or relating to two-stroke compound expansion internal combustion engines : en
  • GB498898A - Improvements in the manufacture and production of concentrated nitric acid : en
  • US2144420A - Well packer : en
  • GB499400A - Means for measuring the quantity of liquid contained in a tank : en
  • US2143867A - Motion picture projector : en
  • USD112949S - Design fob a cup : en
  • FR836495A - Installation of antennas, in particular for radio beacons : en fr
  • GB499046A - Improvements in and relating to cleaning metal surfaces : en
  • DE670560C - Device for regulating the temperature in railway vehicles : de en
  • FR836319A - Method for adjusting the part relative to the tool on machine tools, particularly those with variable position workpiece carriers : en fr
  • CA379018A - Yarn fabric package : en fr
  • AU106312B2 - Detergent compositions : en
  • CA379041A - Refrigerating apparatus : en fr
  • AU106311B2 - Improvements in or relating to methods of reproducing sound records in a plurity of sound traces : en
  • GB499278A - Improvements relating to indicating apparatus for use on vehicles : en
  • CA379042A - Rolling mill balancing yoke : en fr
  • US2144083A - Convertible booth : en
  • US2144565A - Volume control for electrical sound reproducer : en
  • US2144471A - Process for preparing a brewing adjunct : en
  • US2144097A - Baffle construction for air valves : en
  • USPP309P - Fear tree : en
  • USD112972S - Design fob a doll or similar article : en
  • GB499257A - An improved spring mounting for the rear wheels of cycles : en
  • DE670371C - Process for increasing the water resistance of diazo light images : de en
  • FR836409A - Motor vehicle usable as a car and as a canoe : en fr
  • GB499190A - Improvements in or relating to milling or other machine-tools : en
  • AU54038A - Improvements in and relating to sanitary cisterns : en
  • GB499260A - Improvements relating to a device for applying a pneumatic tyre to the rim of a wheel for cycles, motor cycles, motor cars and the like : en
  • US2143845A - Suction nozzle : en
  • CA378944A - Bonded abrasive article : en fr
  • GB498959A - Improvements in wringers : en
  • GB499235A - An improved method of and apparatus for regulating room temperature in hot water heating installations : en
  • US2143943A - Method of supporting trim material in vehicle bodies : en
  • CA378995A - Magnetic sand or silt recovery : en fr
  • US2143975A - Portable drilling machine : en
  • DE670514C - Arrangement for supplying busbars : de en
  • CA378977A - Phenol recovery : en fr
  • DE670353C - Device for proportionally adding one or more additional fluids to a main fluid whose consumption rate fluctuates : de en
  • NL44949C - : en
  • CA378954A - Insulator : en fr
  • CA379017A - Anti-skid chain : en fr
  • DE670453C - Direction indicators for vehicles of all kinds, in particular motor vehicles : de en
  • AU106326B2 - Improvements in or relating to heat treating apparatus : en
  • ES5021U - Paper holder with device for automatic sheet extraction. (Machine-translation by Google Translate, not legally binding) : en es
  • US2144045A - Well pump : en
  • US2144135A - Rudder brake : en
  • DE670572C - Cash register or accounting machine : de en
  • DE670543C - Control for air-cooled four-stroke internal combustion engines : de en
  • DE670670C - Extrusion press : de en
  • US2143954A - Journal box : en
  • CA378907A - Fastener slider : en fr
  • AU106335B2 - A connection system for linear magnetic deflection of cathode rays : en
  • US2143973A - Setting of retorts for use in the distillation of solid carbonaceous substances : en
  • US2144098A - Apparatus for firing furnaces : en
  • US2144438A - Tubular incandescent electric lamp : en
  • US2143989A - Process for the treatment of abietyl compounds and products produced thereby : en
  • US2144111A - Boat hull construction : en
  • US2144433A - Purification of benzoquinone : en
  • US2144288A - Valve unit : en
  • US2144351A - Deflecting circuit : en
  • DE670302C - Device to increase the efficiency of a turbine to relax gases : de en
  • GB498971A - Improved device for counting sacks, bags and similar packing means containing a material of any kind : en
  • AU374837A - Pear coring and splitting machines : en
  • FR836475A - Improvements to liquid sprayers : en fr
  • GB498891A - Improvements in or relating to the performance of a marginal cutting operation upon soles for boots or shoes : en
  • CA378928A - Refrigerator : en fr
  • US2144180A - Pliers : en
  • US2144122A - Rod butt cap and hook holder : en
  • FR836356A - Improvement in hydraulic transmissions : en fr
  • FR836556A - Packaging or box separately debiting the objects contained therein : en fr
  • GB499221A - Improvements in and relating to light projectors utilizing an electric light source : en
  • GB499370A - Keyboard for musical instruments : en
  • DE670400C - Greenhouse with hinged roof areas : de en
  • DE670574C - Hydraulic change gear and clutch control : de en
  • DE670606C - Grinder or disk mill : de en
  • CA378982A - Dredge bucket : en fr
  • US2144107A - Game indicator : en
  • USD112942S - Design for a vending machine : en
  • US2143907A - Photoelectric screen for cathode ray tubes : en
  • US2144043A - Internal grinding machine : en
  • USD112946S - Design for a comb cleaner : en
  • CA378936A - Network relay : en fr
  • CA379003A - Boat hatch railing : en fr
  • US2144235A - Automatic frequency control system : en
  • US2144279A - Alloy : en
  • DE670522C - Clamping and drying device for washed socks with hanging device : de en
  • US2144468A - Cleanser and sterilizer for milk and cream containers : en
  • FI18329A - Anordning för användande vid strykjärn : en fi
  • GR7928B - ELECTRIC LAMP AFTER INTERNAL MIRROR REFLECTOR. : el en
  • CA379032A - Grinding member for mills : en fr
  • US2144261A - Mounting device : en
  • DK55710C - Hair steaming helmet. : da en
  • US2144057A - Paper feeding machine : en
  • US2144511A - Oscillation generator : en
  • US2144010A - Portable dynamometer : en
  • US2144296A - Fountain pen : en
  • US2144513A - Decorative shelf covering : en
  • FR836402A - Single, adjustable pivot hinge, especially for automotive doors : en fr
  • GR7927B - HYDRAULIC INSULATION AND SPEED CHANGE REGULATOR. : el en
  • DE670304C - Loading tray for adding lime or other additives to Siemens-Martin ovens : de en
  • DE670372C - Stopper for wine bottles : de en
  • US2144501A - Circuit breaker : en
  • DE670506C - Process for maintaining the throwing ability and storage stability of Duengesalzen, in particular Duengesalts containing ammonium nitrate : de en
  • FR836301A - Process for manufacturing radiator elements comprising two sheet metal walls located at a certain distance from each other and provided with ribs formed by pressure, as well as the radiator elements obtained by this process : en fr
  • FR836493A - Process and apparatus for the purification of solutions which are used for the production of percompounds : en fr
  • GB499210A - Improvements in teeth for the takers-in and openers of carding machines : en
  • DE670430C - Step switching device for high currents, especially for furnace transformers : de en
  • FR836519A - Improvements in the sectors : en fr
  • GB499138A - Improvements relating to cones or other tubular holders for textile yarns or threads : en
  • FI18362A - Building mass and building board made of it : en fi
  • DE670345C - Letter opener with hand lever and exchangeable knife : de en
  • FR836591A - Improvements in the construction of lower spars for railway cars : en fr
  • FR836360A - Method and apparatus for the treatment of the scalp or other applications : en fr
  • US2144487A - Process of carroting animal fiber and the like and composition therefor : en
  • US2143942A - Fishing float : en
  • US2144442A - Concentration of barite : en
  • US2144065A - Internal combustion engine : en
  • US2144444A - Filtering device : en
  • DE670412C - Travel blanket : de en
  • DK55712C - Vacuum cleaner with in an outer Housing resiliently supported Motor-Blower-Unit. : da en
  • GB498942A - Improvements in control devices for milling machines or other machine tools : en
  • USD112921S - Design for a plate or similar article : en
  • US2144041A - Safety razor and blade therefor : en
  • DE670456C - Control device for the braking process : de en
  • FR836535A - Cycle : en fr
  • DE670365C - Electrical measuring device for a large measuring range : de en
  • DE670599C - Process for the production of an intestinal and uterine stimulating preparation : de en
  • US2143844A - Laminated structure : en
  • US2144519A - Radiant energy detector : en
  • US2144052A - Liquid fuel burner : en
  • US2144285A - Manufacture of soles : en
  • US2144448A - Wrapping machine : en
  • US2144036A - Amplitude limiting device : en
  • USD112964S - Design for a carpet sweeper : en
  • DK55699C - Multi-stage expansion piston steam engine, in particular for ships, and ship steam power plants with such piston steam engines. : da en
  • US2143852A - Interlocking spiral reinforcing wrapping for hose : en
  • US2143871A - Brake neutralizing device : en
  • US2144402A - Switch for alternating taillights and signals : en
  • GB498981A - Improvements in or relating to shears for cutting billets or blooms, and to presses, stamps and the like : en
  • FR836496A - Process for welding the tube assemblies of frames of bicycles, motorcycles and the like, and assemblies obtained : en fr
  • GB499129A - Improvements in or relating to vibratory screens : en
  • US2143959A - Method of forming amalgam films on amalgam alloys : en
  • DE670498C - Universal joint : de en
  • US2144191A - Jar seal : en
  • DE670393C - Method for reducing the discharge delay of plate spark gaps, especially those used in power networks : de en
  • DK55702C - Connection terminal for Insert or Feed-through insulators. : da en
  • FI18350A - Suganordning för pappersmaskiner : en fi
  • US2144248A - Refrigeration apparatus : en
  • US2144273A - Container : en
  • US2144318A - Container : en
  • DE670439C - Scissor frame with several Nuremberg scissors arranged around a common central axis : de en
  • USD112971S - Design for a bag : en
  • GB499087A - Improvements in or relating to fountain pens : en
  • GB499265A - Improvements in apparatus for determining the magnitudes required for parallax correction for laying anti-aircraft guns : en
  • GB499314A - Improvements in or relating to electric tumbler switches and covers : en
  • GB498983A - Process and apparatus for conditioning sheets of paper : en
  • GB499067A - Improvements relating to the application of lock washers to screws : en
  • US2144030A - Automatic heat control radiator : en
  • US2144548A - Method of making and curing resin films : en
  • USD112919S - Oesign for a combination holder for : en
  • NL44810C - : en
  • NL45164C - Method for making artificially flamed veneer wood : en nl
  • US2144224A - Automatic volume control circuits : en
  • US2144247A - Bus bar assembly : en
  • FR836583A - Process for adhering coating materials to the face (s) of a support : en fr
  • FR836524A - Building of switches for telephone network exchanges : en fr
  • GB499187A - Improvements in or relating to milling machines : en
  • DE670654C - Device for securing the thread layers of artificial silk cake to be treated wet : de en
  • GB499011A - Improvements in and relating to electric welding apparatus : en
  • GB498993A - Improvements in and relating to frictional motion-controlling mechanism : en
  • GB499056A - A new and improved machine for printing designs on fabrics or papers : en
  • US2144341A - Manufacture of hydrogen peroxide : en
  • FR836432A - Lock control device : en fr
  • FR836542A - Articulated toy : en fr
  • GB499182A - Improvements in and relating to hand-protecting apparatus for presses and the like : en
  • GB499288A - Improvements in or relating to the drying or cooling of materials such as compressedcattle cakes : en
  • US2144520A - Electric discharge apparatus : en
  • US2144149A - Pump operating mechanism : en
  • US2144331A - Machine for making manifold forms : en
  • US2143957A - Display package : en
  • US2143880A - Composition of matter and methods and steps of making and using the same : en
  • US2144582A - Lasting and sole laying machine : en
  • FR836543A - Synchronization device for gear change mechanism and mechanisms including application : en fr
  • GR7925B - METHOD OF PREPARATION OF OIL PAINTS BY ADDING LIQUID EXTRACTED ON LIGNITE SUBSTITUTING A SIGNIFICANT PART OF OILS. : el en
  • US2143933A - Television receiver : en
  • US2144545A - Coin conveying mechanism : en
  • DE670398C - Calculating machine, typewriter, cash register or the like, in particular ten-key adding machine with positioning trolley : de en
  • DE670645C - Switchgear : de en
  • US2144042A - Interchangeable vehicle chassis and body : en
  • US2144445A - Motor control system : en
  • USD112961S - Design for an audible signal unit or : en
  • FI18357A - Shooting range stand : en fi
  • US2144512A - Display device : en
  • AU106329B2 - Improvements in power transmission mechanism : en
  • CA378994A - Vehicle electric supply system : en fr
  • DE670427C - Portable device that can be used for sending and superimposing reception for two-way traffic : de en
  • DE670605C - Turbine with cylinder groups as propellant gas generator : de en
  • US2144431A - Typographical composing machine : en
  • FR836344A - Mercury cathode rectifier : en fr
  • US2143930A - Core compositions : en
  • US2144007A - Propeller control mechanism : en
  • US2144059A - Ornamenting machine and work support therefor : en
  • DE670428C - Liquid switch capsule : de en
  • US2143962A - Fluid flow meter : en
  • CA379033A - Effervescent magnesia milk : en fr
  • GB499117A - Improvements relating to carburettors for internal combustion engines : en
  • DE670421C - Rail fastening by means of clamping brackets and clamping bracket screws : de en
  • US2144048A - Conveyer : en
  • US2143853A - Spark plug : en
  • US2143964A - Automobile heater : en
  • DK55721C - Percussion fire pipes. : da en
  • GB499112A - Improvements in adjusting devices for instruments for eye-examination : en
  • USPP310P - Chrysanthemum : en
  • DE670293C - Method and device for knurling paper blocks or the like. : de en
  • US2144061A - Means to orient a tool in a well : en
  • DE670390C - Double-lobed fastening clip made of compressed insulating material for laying electrical lines or insulating pipes : de en
  • DE670468C - Wire hook for belt connector : de en
  • DE670618C - Protective device with a glow tube serving as overvoltage protection or the like : de en
  • FR836533A - Composition game : en fr
  • FR836371A - Toilet powder box : en fr
  • FR836465A - Rotating piston machine : en fr
  • FR836572A - Heat exchanger-recovery trays : en fr
  • DE670319C - Pressure cooker : de en
  • DE670622C - Flip hat : de en
  • DE670305C - Overlay receiver that can be switched to straight-ahead reception : de en
  • DE670416C - Ring binder mechanism for loose-leaf books, letter folders, etc. like : de en
  • DE670526C - Stabilization device for rail locomotives that can move quickly in one direction with two or more multi-axle drive units : de en
  • DE670351C - Closure for fur collar : de en
  • DE670273C - Process for the purification of tricresyl phosphate used for phenol extraction : de en
  • DE670624C - Solid rubber tires for trucks and other road vehicles for heavy loads : de en
  • GB498939A - Means for playing a table game of skill : en
  • GB498953A - Improvements in and relating to cutting torch or blow pipe : en
  • US2143963A - Process for the sulphonation of alpha nitro naphthalene : en
  • US2144469A - Lubricating oil : en
  • GB499267A - Improvements in shafts : en
  • DE670303C - Process for transferring liquefied combustible gases : de en
  • GB499233A - A method of and means for storing articles in warerooms and other enclosed spaces : en
  • US2144347A - Lister : en
  • GB499045A - Improvements in apparatus for cleaning dust-laden air : en
  • AU106325B2 - Improvement in photographic emulsion : en
  • CA378978A - Gravity balance : en fr
  • CA378997A - Glare shield : en fr
  • US2143991A - Method of shutting off water in oil wells : en
  • US2144112A - Land vehicle : en
  • US2144481A - Box and hinge therefor : en
  • FR836530A - Process for producing multi-color prints on multi-layered photographic material : en fr
  • GB499172A - Improvements relating to acoustic mortar or plaster mixtures : en
  • CA378950A - Ball feeding or delivering apparatus : en fr
  • US2144251A - Sludge decomposition kiln : en
  • US2144161A - Door for closed body vehicles : en
  • US2144101A - Polyhydric alcohol resins : en
  • US2144544A - Trim panel and method of making same : en
  • AU13538A - Improvements in and relating to cement washtubs : en
  • DE670431C - Arrangement for voltage compounding in multi-phase rectifier systems : de en
  • CA379005A - Dry safety razor : en fr
  • CA378983A - Lock for swinging window panels : en fr
  • DE670473C - Device for cooling and degassing dried brown coal : de en
  • GB498940A - Apparatus for instructing aircraft pilots in instrument flying methods : en
  • AU106334B2 - Improvements in electric circuit breakers of the impulse type : en
  • AU106310B2 - Improvements in or relating to machines for capsuling bottles and like containers : en
  • DE669725C - Flap for bridging the passages for the balls of skill games : de en
  • DE670460C - Process for cold rolling metal sheets and strips : de en
  • GB498842A - Improvements in or relating to radio and like receivers : en
  • GR7921B - SEEDING MACHINE. : el en
  • US2144197A - Portable surgical lamp : en
  • US2143949A - Treatment of hydrocarbon oil : en
  • US2144128A - Shoe sole laying and lasting machine : en
  • US2144498A - Two-position receiver-relays : en
  • CA378935A - Electrical translating apparatus : en fr
  • DK55708C - Separator for Separation of Liquids of Different Density. : da en
  • GB499010A - Improvements in and relating to electric transformers : en
  • CA378947A - Coated abrasive article : en fr
  • DE670520C - Container for storing gas and easily evaporating liquids : de en
  • DK55714C - Mechanism for Placing Timber in Edge Cutting Machines. : da en
  • DE670571C - Method and device for the continuous determination of the weight of propane bottles : de en
  • GB499255A - Improved installation for producing high rectified voltages : en
  • DE670438C - Device for attaching a cable carrier to a round wooden pole : de en
  • FR836306A - Improvements to electricity distribution panels : en fr
  • US2144558A - Vacuum-tight insulated lead-in structure : en
  • AU106316B2 - Improvements in or relating to electric condensers : en
  • US2144415A - Knitted fabric or article and the production thereof : en
  • US2144484A - Electrical connection means : en
  • US2144486A - Locating device : en
  • DE670582C - Process for the preparation of 2-chloroquinoline-4-carboxylic acids and 2-oxyquinoline-4-carboxylic acids : de en
  • FR836340A - Process for preparing vegetable tanning substances to make them suitable for tanning skins and leathers, without the addition of tannin of any other kind and tanning process relating thereto : en fr
  • US2143950A - Wheel : en
  • US2144293A - Ladder : en
  • DE670579C - Retaining clip for connecting underpants and stockings or socks : de en
  • GR7924B - AUTOMATIC ELECTRIC BALANCE OF MULTIPLE WEIGHT PRECISION. : el en
  • US2143967A - Railway signaling system : en
  • DE670375C - Traffic light column with a light source arranged inside : de en
  • FR836472A - Device for cars and motor trucks intended to illuminate the road without dazzling : en fr
  • GB498864A - A process for the preparation of alumina : en
  • FR836316A - Spool wrap for twisting looms : en fr
  • GB499157A - Improvements in starting arrangements for fuel injection internal combustion engines : en
  • GB499139A - Improved method of and apparatus for the production of motion picture film of the animated cartoon type : en
  • DE670359C - Steam system : de en
  • GB498858A - Improvements in or relating to the manufacture of electrical apparatus : en
  • USPP311P - Grape : en
  • US2143903A - Dried fruit process : en
  • AU106347B2 - Metal*spray gun : en
  • FR836346A - Wiper mechanism with variable wiping field : en fr
  • US2144277A - Intermittent film feeding mechanism : en
  • FR836446A - Advanced process for high vacuum production : en fr
  • GB499134A - Improvements in or relating to combined heating and cooking stoves : en
  • DE670452C - Brake shoe provided with a closed cavity for the circulation of a coolant : de en
  • DE670649C - Display device for fuses with main and secondary fusible conductors : de en
  • US2144004A - Beer cooler and dispenser : en
  • US2144301A - Harvester-thresher : en
  • AU220938A - Improvements in or relating to methods of reproducing sound records in a plurity of sound traces : en
  • CA378940A - Coated abrasive article : en fr
  • GB499004A - Arrangements of aircraft engines and propellors : en
  • IE15416L - Shock absorber for steering gear : en
  • US2144080A - Valve : en
  • US2144449A - Internal combustion engine : en
  • FR836498A - System for discharging cans in automatic cans : en fr
  • GB499124A - Improvements in latches : en
  • GB499302A - Improvement in iron desulphurization : en
  • GB498850A - A new preparation of soap and other ingredients for the dual purposes of shaving and toilet : en
  • GB499215A - Improvements in or relating to the manufacture of sliding-clasp fasteners : en
  • DE670409C - Bullet-catching laminated glass consisting of panes of glass and intervening non-splintering layers : de en
  • DE670318C - Hotplate with cookware that can be placed on it : de en
  • US2144049A - Support : en
  • DE670600C - Disinfectant detergent : de en
  • FR836511A - Facing brick for regenerators and coating made from such bricks : en fr
  • FR836529A - Device for orderly reception of full coils falling from the spindles into the winders : en fr
  • GB499234A - Improvements in or relating to means for facilitating the turning of motor vehicles : en
  • US2144518A - High voltage apparatus : en
  • DE670364C - Circuit breaker with polarized relay : de en
  • US2144592A - Protection of milk bottles, etc. : en
  • US2144517A - X-ray apparatus : en
  • FR836515A - Gas-filled electric discharge tube : en fr
  • DE670589C - High performance fuse : de en
  • US2144198A - Denture : en
  • US2144405A - Humidifier : en
  • FI18342A - Anordning vid rullar för trawlnät : en fi
  • GB499125A - Improved rotary pump : en
  • GB498852A - Improvements in or relating to a method for the production of rubber thread consisting of three or more united filaments : en
  • US2143846A - Mop wringer : en
  • AU4538A - Improvements in or relating to amplifiers employing reverse feedback : en
  • FR836433A - Safety pin enhancements : en fr
  • GB498936A - Improvements in free-wheel hubs for cycles and the like : en
  • CA378925A - Hoist motor braking system : en fr
  • DE670348C - Device for braking pneumatic tube jacks : de en
  • GB499273A - Vanity case : en
  • FR836544A - Process for the manufacture of protective masks against gases, and masks manufactured by this process : en fr
  • FR836506A - Process for the treatment of cellulose ethers : en fr
  • GB498930A - An improved device for holding together overlapping plates : en
  • US2144356A - Method for producing a cellulosic structure : en
  • US2144508A - Carrier relaying system with latched receiver : en
  • AU66238A - Improved method and apparatus for the production of pavement kerbs, road surfaces, floorings and the like, or other structures such as conduits and the like : en
  • FR836374A - Automatic steering device : en fr
  • FR836547A - Improvement of ignition distributor boxes for explosion engines : en fr
  • DE670324C - Working method for injection internal combustion engines : de en
  • FR836484A - Movable grille with blowing zones from below : en fr
  • GB499033A - Selecting and printing apparatus for use in telegraph circuits : en
  • DE670466C - Mantle crown : de en
  • FR836394A - Refinements to resettable diamond or extra-hard stone cutting tools : en fr
  • US2143995A - Method of producing a colloid relief on a nickel surface : en
  • DE670576C - Four-wheel drive for motor vehicles with wheels mounted on rocker arms : de en
  • US2143908A - Gas burner : en
  • US2143990A - Well treatment method : en
  • US2143982A - Collecting gases from metals : en
  • US2144220A - Aromatic amines and methods for their preparation : en
  • GB499205A - Improvements relating to the propulsion of bodies : en
  • US2143902A - Apparatus for controlling refrigeration : en
  • US2144556A - Monoazo dyestuffs and a process for their manufacture : en
  • AU106348B2 - Improved flytrap : en
  • GB499120A - Improvements in and relating to electric lamps : en
  • FR836588A - Cinematographic apparatus : en fr
  • DE670295C - Device for the automatic maintenance of the highest possible voltage in electrical gas cleaning or gas testing apparatus : de en
  • AU106349B2 - Improvements in and relating to electrode type electric liquid heaters : en
  • FR836389A - Improvements to natural color photography : en fr
  • GB499111A - Making wrist bangles with sheet metal and glass or imitation beads : en
  • US2144078A - Compounded mineral oil : en
  • US2144479A - Gas administration : en
  • GB498965A - Improvements in and relating to valve assemblies for compressors or the like : en
  • DE670523C - Rotatable iron furnace with a device for heating water : de en
  • FR836526A - Process for purifying phenols : en fr
  • GB499143A - Improvements relating to road surfaces : en
  • CA378946A - Abrasive device : en fr
  • GB499490A - An improved manufacture of ethers and alcohols from olefins : en
  • US2143968A - Power transmitting device : en
  • US2143944A - Apparatus for preparing padded trim panels : en
  • CA378910A - Amplifier tube and circuit : en fr
  • US2143856A - Eye protector : en
  • US2144492A - Elimination of distortion in electron discharge devices : en
  • US2144496A - High voltage ignitron : en
  • CA378979A - Motor fuel : en fr
  • CA378953A - Tire building apparatus : en fr
  • DE670486C - Electrical resistance or heating element made of expanded metal or intermediate expanded metal : de en
  • FR836303A - Roller skates : en fr
  • GB498890A - Improvements in and relating to the manufacture of creams and lotions for toilet purposes : en
  • CA378920A - Aircraft wing and fuselage : en fr
  • CA378909A - Amplifying circuit : en fr
  • DE670643C - Single or multi-conductor cables with an insulation made of layered insulating material, which is soaked with a viscous or thin-fluid insulating agent, which contains pressure equalization devices arranged in channels : de en
  • US2144154A - Method and apparatus for closing bags : en
  • US2144422A - Apparatus for surveying bore holes : en
  • USRE20979E - Tube cutter : en
  • DE670552C - Method and device for the production of helical artificial sausage casings : de en
  • US2144335A - Fluid pressure work feed : en
  • US2144183A - Draining board for sinks : en
  • DE670673C - Mechanical control device for telegraph apparatus : de en
  • CA378916A - Phosphatic fertilizer : en fr
  • US2144033A - Electrical timing control : en
  • USD112952S - Design for a folding cigarette tray : en
  • DE667010C - Lifting device for friction bars on single and multi-roller mills : de en
  • US2144026A - Packer : en
  • CA378948A - Segmental abrasive wheel : en fr
  • CA379039A - Pole tree pruner : en fr
  • NL45870C - Method to delay the elimination of the activity of proteolytic tissue enzymes in organic substances, in particular in food and feed materials : en nl
  • US2143898A - Stoker : en
  • GB499099A - Improvements in or relating to coke-oven door operating mechanism : en
  • IE15294L - Trailer draw and steering bar : en
  • DK55722C - Procedure for Manufacturing a Stretchable Tavevære. : da en
  • US2143877A - Gas liquid contact apparatus such as distillation apparatus : en
  • US2144581A - Ring binder and method of making the same : en
  • CA379047A - Combination ash receptacle and cigarette box : en fr
  • US2143936A - Fuel feeding means for internal combustion engines : en
  • GB498955A - Improvements relating to touch-adjusting means for typewriting and like machines : en
  • US2144029A - High frequency coupling device : en
  • US2144207A - Ski binding : en
  • USD112956S - Design for a food mixer : en
  • US2143882A - Propane deresinating : en
  • AU111120B2 - Improvements in or relating to methods of adhesion : en
  • US2143932A - Method of synchronizing cathode beams : en
  • AU469337A - Light-responsive cell : en
  • US2144385A - Sewage treatment apparatus : en
  • US2144383A - Method of moistureproofing : en
  • US2144483A - Fan : en
  • DE670633C - Evaporator : de en
  • FR836372A - Device for the pressure of the contents of containers of different sizes : en fr
  • GB498976A - Improvements relating to centrifugal pumps : en
  • AU106321B2 - Improvements in high -pressure mercury vapour electric discharge lamps : en
  • FR836401A - Method and device for mechanical vibration for the manufacture of concrete pipes and other materials : en fr
  • US2144530A - Motor control system : en
  • US2144179A - Lens surfacing machine : en
  • US2144338A - Box system : en
  • US2144550A - Extraction turbine control system : en
  • US2144031A - Clutch control mechanism : en
  • DK55711C - Vacuum cleaner nozzle. : da en
  • GB499256A - Process for the manufacture of 2, 4-dioxo-3, 3-dialkyl-tetrahydro-pyridine-6-carboxylic acid esters or the corresponding free acids : en
  • FR836363A - Metal recovery process : en fr
  • GB498969A - Improvements in or relating to circular knife shearing machines : en
  • DE670290C - Device for mounting an engine in a vehicle, in particular in an aircraft : de en
  • FR836562A - Artificial resins and their preparation process : en fr
  • GB499149A - Improvements in or relating to galvanising : en
  • DE670610C - Device for sterilizing filled preserving jars or the like. : de en
  • USD112953S - Design for an egg beater : en
  • FR836520A - stacker elevator for packaged products : en fr
  • GB499020A - Improvements connected with wear compensating mechanism for brakes : en
  • DE670577C - Towing vehicle, especially for damaged vehicles : de en
  • US2143904A - Reflux distributor for gas liquid contact apparatus : en
  • US2143988A - Concrete unit assembly for wall construction : en
  • US2144050A - Line splice : en
  • GB498941A - Improvements relating to table tennis nets : en
  • DE670481C - Rotary switch for right and left gear with eccentric lock : de en
  • CA378985A - Air cleaner : en fr
  • FR836576A - Improvements to electrical control systems : en fr
  • US2144573A - Device for packaging laundry : en
  • GB498855A - Improvements relating to electrical relays : en
  • GB498990A - Cleansing devices for tableware : en
  • US2143861A - Clutch : en
  • US2144286A - Curb parking signal : en
  • US2144361A - Fertilizer distributor : en
  • US2144578A - Process for producing fast dyeings on the fiber : en
  • GB499007A - Improvements in and relating to straight bar knitting machines : en
  • FR836488A - Improvements in the manufacture of pneumatic tires : en fr
  • GB499280A - Improvements in and relating to electric valve circuits : en
  • GB498954A - Woven material for insertion in articles of clothing : en
  • US2144051A - Method of treating water : en
  • GB498868A - An improved thermostatic regulating device for controlling electrically heated apparatus, for example, hot water boilers : en
  • GB499180A - Improvements in or relating to cylindrical roller thrust bearings : en
  • GB499001A - Improvements in and relating to the insertion of metal screw threads into boards, plates or other articles of wood, linoleum and the like : en
  • DE670584C - Process for the preparation of o-aminophenols : de en
  • DE670593C - Process for the production of mass cores : de en
  • GB499305A - Improvements in or relating to exercising apparatus : en
  • GB499276A - Improvements in propeller shaft supports for motor vehicles : en
  • FR836311A - Process and product for the deodorization of oils : en fr
  • GB499371A - Improvements in treating textiles and oils therefor : en
  • GB498843A - Improvements in or relating to electron multiplier discharge devices : en
  • GB499128A - Inking device for the forme cylinders of rotary intaglio printing machines : en
  • DK55705C - Electrical Capacitor. : da en
  • US2144372A - Electric circuit breaker : en
  • GB499311A - Improvement in electrical cable : en
  • FR836467A - Electric discharge tube : en fr
  • GB498924A - Improvement in and relating to clutch and brake mechanism : en
  • DE670596C - Electric fire lighter : de en
  • GB499197A - Improvements in means for controlling the connection between the voltage tappings and the output terminals of electric transformers : en
  • DK55724C - Finding machine. : da en
  • GB499049A - Improvements in the manufacture and production of aliphatic polyhydroxy compounds of high molecular weight : en
  • US2144534A - Utility rack : en
  • USD112939S - Design for a cup or similar article : en
  • US2144440A - Extension ladder trestle : en
  • US2144597A - Panel wall construction : en
  • DE670432C - Process for the preparation of disazo dyes : de en
  • US2144108A - Heating apparatus : en
  • US2144409A - Separation of solid constituents from oils containing the same : en
  • US2144297A - Manufacture of tanning materials : en
  • US2144527A - Support and control for electrical appliances : en
  • US2144536A - Traffic signal : en
  • GB499253A - Improvements in or relating to the operating tabs of sliding fasteners : en
  • GB498996A - Improvements in or relating to flue tubes for steam boilers : en
  • GB499103A - Alternating current signalling systems : en
  • FI18337A - Smoke damper opening frame device : en fi
  • GB499373A - Improvements in sulphonation : en
  • DE670320C - Boiling water heater with beverage brewing device : de en
  • DE670568C - Vulcanization of rubber sheets : de en
  • FR836477A - Portable press designed to hold the folds of pants : en fr
  • FR836568A - Automatic rotary barrel scale : en fr
  • GB498980A - Improvements in or relating to speed governing arrangements for internal combustion engines : en
  • GB499269A - Improvements in or relating to the charging of the cylinders of internal combustion engines fitted with charging blowers : en
  • US2144086A - Vehicle brake : en
  • GB499032A - Improvements in or relating to electric discharge apparatus : en
  • DE670442C - Breakfast box made of concrete slabs : de en
  • DE670566C - Arrangement for controlling an electrical circuit by means of a photocell that works with unstable (controllable) anode pre-glow light : de en
  • DE670535C - Process for the preparation of water-insoluble disazo dyes : de en
  • GB499196A - Improvements in the treatment of textile materials, foils and the like derived from cellulose : en
  • DE670326C - Metal band gap filter, especially for vehicle engines : de en
  • DE670465C - Production of permanently stained sidot panel : de en
  • US2143860A - Dispensing fitting for containers : en
  • GB499219A - Improved electro-magnetic device for liquid level regulation : en
  • GB499292A - Trimming mechanism for sewing machines : en
  • DE670279C - Series resistor for electric light bulbs : de en
  • DE670450C - Method for recording and projecting images to be reproduced in color on lenticular film : de en
  • US2143976A - Evaporator for use in refrigeration devices : en
  • FI18333A - Planographic plate and set for this purpose : en fi
  • GB498848A - Improvements in condensers : en
  • GR7926B - METHOD OF BALANCE OF FULL GAS BALLOONS OF ALL KINDS. : el en
  • FR836410A - Device for the introduction of corrections in servo-controlled systems : en fr
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  • FR836407A - Device and apparatus for storage heating : en fr
  • FR836580A - Process for the production of decorations on ceramic objects : en fr
  • FI18356A - Ammunition for smooth-drilled firearms : en fi
  • FR836333A - Valve structure and manufacturing process : en fr
  • FR836411A - Method for controlling, detecting and correcting variations, infinitesimal or not, of various phenomena : en fr
  • FR836552A - Universal pliers for holding artificial incisors, canines and faceted teeth for work, especially grinding : en fr
  • US2143863A - Alkali cellulose : en
  • US2143869A - Holder for palm : en
  • FR836461A - Azo dyes : en fr
  • DE670358C - Process for the preparation of 1,6-dinitro-2-oxynaphthalene : de en
  • IE15372L - Container for coins etc. : en
  • US2143924A - Manufacture of anhydrides of unsaturated aliphatic monobasic acids : en
  • US2144196A - Engine starting mechanism : en
  • US2144245A - Cracking residual oils : en
  • GB498946A - Improvements relating to pivoted window fastenings : en
  • CA379045A - Receptacle screw stopper : en fr
  • US2144304A - Delayed automatic gain control circuit : en
  • US2144569A - Package filling machine : en
  • CA379011A - Viscosity meter : en fr
  • USD112970S - Design for a combined dental table : en
  • US2144216A - Educational apparatus : en
  • AU284638A - Improvements in or relating to continuous absorption machines : en
  • CA378945A - Abrasive product : en fr
  • DE670355C - Process for the preparation of compounds of the pyrazine series : de en
  • FR836436A - Radio-electric spectroscope : en fr
  • US2144267A - Seine needle : en
  • US2144419A - Pipe cleaning device : en
  • US2143969A - Method and apparatus for welding strip end to end : en
  • US2144136A - Latching mechanism : en
  • DE670287C - Branch point for pressure pipes or similar hollow bodies : de en
  • GB499048A - Restricted differential mechanism : en
  • DE670625C - Shank edge guide for eyelet setting machines : de en
  • DE670307C - One-button-operated arrangement for switching to different wave ranges and for tuning within these ranges : de en
  • FR836365A - Automatic phonograph or gramophone : en fr
  • USD112951S - Design for a bean pot : en
  • FR836448A - Special cooker with heat recovery : en fr
  • US2143865A - Treating phosphate rock to eliminate fluorine : en
  • US2144467A - Dough twisting machine : en
  • AU247138A - Wire tying machine for packages : en
  • DE670556C - Wetting, leveling, peptizing, dispersing, washing and cleaning agents : de en
  • US2143939A - Fender protector : en
  • DE670168C - Cylinder liner for internal combustion engines : de en
  • DE670657C - Gravity hot water heating system : de en
  • DE670342C - Grinding spindle with planetary motion : de en
  • US2144200A - Method of manufacturing siliconiron alloys : en
  • US2144540A - Wire cutting apparatus : en
  • US2144583A - Hydraulic shock absorber : en
  • DE670459C - Hydro power machine with displacement bodies for conveying water : de en
  • GB499162A - Detachable upholstery for upholstered furniture : en
  • GB498893A - Improvements in or relating to steam turbine driven locomotives : en
  • GB499023A - Mechanism for transporting an alternating rectilinear movement into a rotary movement about a parallel axis and vice versa for motors, compressors and the like : en
  • US2144159A - Dish structure support : en
  • US2144488A - Process of cracking heavy hydrocarbon oils : en
  • CA378931A - Electrical distribution system : en fr
  • FR836406A - Gates and fence grilles : en fr
  • FR836499A - Rotary tool holder for vice-filer allowing the tool to work on return as well as outward : en fr
  • GB499376A - Improvements in or relating to the printing of cinematograph films : en
  • US2144598A - Panel wall construction : en
  • US2143941A - Process for inhibiting polymerization : en
  • AU485837A - Improvements in or relating to resonant electrical lines : en
  • FI18359A - Pipor : en fi
  • GB499279A - Temperature compensating means for electron tube circuits : en
  • DE670448C - Method and device for aligning and straightening bent or warped cardboard : de en
  • US2144310A - Radio apparatus and method of manufacture : en
  • FR836474A - Closing device for canning glasses or jars : en fr
  • US2144397A - Advertising sign : en
  • DE670485C - Automatic electrical control device for any operating size to be controlled : de en
  • DE670518C - Process for the preparation of press mixes : de en
  • DE670525C - Check printing machine : de en
  • GB498984A - Improvements in and relating to sliding clasp fasteners : en
  • FR836471A - Coating for acid tanks : en fr
  • FR836513A - Mechanism to guide the return of the rolled product inside a rolling mill : en fr
  • US2144360A - Portable conveyer : en
  • US2144521A - Electric lamp : en
  • US2143945A - Well pump crank : en
  • US2144166A - Paint : en
  • CA378969A - Tuning indicator tube : en fr
  • US2143961A - Refrigerating apparatus : en
  • US2144562A - Copy holder : en
  • FR836396A - Mechanically operated articulated lever press : en fr
  • GB498988A - Improved hasp fastening for suit cases and the like : en
  • US2143985A - Cable grip or the like : en
  • US2144096A - Signal lamp lens : en
  • AU4638A - Electrical coils : en
  • AU3838A - Improvements in or relating to heat treating apparatus : en
  • CA378963A - Wringer : en fr
  • US2144515A - Sash-bar construction : en
  • DE670679C - Process for grafting legumes, in particular soybeans : de en
  • GB499191A - Improvements in or relating to milling or other machine tools : en
  • DE670417C - Steep index : de en
  • US2144339A - Recovery of magnesium : en
  • US2144563A - Stocking : en
  • USD112932S - Design for a plate or similar article : en
  • US2144068A - Means for conveying metallic articles through electroplating or like apparatus : en
  • US2144171A - Self-locking retaining clip : en
  • US2144291A - Cooking and heating stove : en
  • DE670590C - Bearing of a rotating magnet armature on which a radially directed pull is created : de en
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  • GB499052A - Improvements in or relating to photographic copying apparatus with photometric control : en
  • GB499175A - Container for tablets, pills or the like with a dispensing aperture : en
  • GB499251A - Improvements in draught and weather excluding means for windows and such like closures : en
  • US2143876A - Drafting apparatus : en
  • ES144173A3 - Procedure for the preparation of para-aminophenylsulfamide. : en es
  • US2144307A - Adjustable drive : en
  • US2144423A - Propeller drive : en
  • CA379044A - Vise : en fr
  • DE670644C - Junction box for electrical lines : de en
  • CA378976A - Battery plate sizing machine : en fr
  • CA379007A - Ironing machine : en fr
  • DE670476C - Circulation evaporator : de en
  • GB499246A - Improvements in or relating to deformable mounting devices, for jewellery and the like : en
  • US2144381A - Shoe form : en
  • US2144584A - Cap closure : en
  • US2144076A - Duplicating machine : en
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  • US2144114A - X-ray machine : en
  • US2144143A - Machine for attaching heels to shoes : en
  • US2144453A - Package for light-sensitive photographic materials : en
  • DE670501C - Bicycle stand : de en
  • DE670587C - Rotary potentiometer for alternating voltages, especially for volume control of receivers : de en
  • FR836537A - Diaphragm system for movie television : en fr
  • US2144390A - Fruit juice extractor : en
  • DE670330C - Special three-jaw chuck for clamping toothed wheels on the flanks of the teeth : de en
  • DE670521C - Flat dryer for fabric webs : de en
  • US2143920A - Protective means for motor speed regulators : en
  • US2144212A - Selective remote control mechanism : en
  • CA378943A - Alkali silicate cement : en fr
  • US2143906A - Automobile ciecuit control : en
  • US2143912A - Collapsible receptacle for cylinder boring and honing operations : en
  • US2144079A - Apparatus for assembling frames : en
  • US2144591A - Tape with corded edges : en
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  • US2144058A - Bank feeding mechanism for paper feeding machines : en
  • US2144482A - Combined level and transit : en
  • US2144034A - Clutch control mechanism : en
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  • DE670564C - DC generator for constant power : de en
  • DE670666C - Bearings for lubricated tracks : de en
  • FR836458A - Gear changing device for pedal vehicles in general : en fr
  • CA378967A - Photosculpture photography : en fr
  • US2144272A - Cord controller for electric flatirons : en
  • CA379029A - Oral prophylactic : en fr
  • US2144186A - Deep well motor pump : en
  • DE670248C - Device for regulating the belt slack in open ovens used for the heat treatment of belts : de en
  • DE670373C - Security lock for the room doors of inns : de en
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  • US2144509A - Circuit arrangement for a variable electric resistance : en
  • US2144314A - Device for equalizing the vertical movement of snow removing mechanism : en
  • DE670309C - Centrifugal switch : de en
  • DE670499C - Multi-part sealing ring for metal gland packings held together by a folded spring : de en
  • DK55696C - Atomizer for Preheaters for Gasification Burners. : da en
  • FR836370A - Improvements to processes for obtaining hydrocarbons, the boiling points of which are of the order of gasoline, from normally gaseous hydrocarbons : en fr
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  • US2144379A - Television system : en
  • US2144514A - Waterproofed garment : en
  • US2144018A - Knitting machine : en
  • USD112967S - Design fob a combined cap and can : en
  • AU106328B2 - Improved method and apparatus for the production of pavement kerbs, road surfaces, floorings and the like, or other structures such as conduits and the like : en
  • US2144432A - Railway signaling apparatus : en
  • US2144119A - Recovery of iodine from charcoal : en
  • CA378939A - Vapour electric converter control system : en fr
  • US2144160A - Automobile clutch mechanism : en
  • US2144472A - Resonant control relay : en
  • CA378905A - Colour photography : en fr
  • AU106342B2 - Improvements in containers for shaving sticks : en
  • US2144256A - Automatic power transmission : en
  • US2144323A - Mail box : en
  • CA379020A - Heat exchanger : en fr
  • US2144027A - Writing implement : en
  • AU638A - Improvements in or relating to telephone systems employing substation identifying equipment : en
  • US2144276A - Treating hydrocarbon products : en
  • US2143891A - Frequency control : en
  • US2144037A - Sheet-feeding mechanism for platen printing presses : en
  • US2144001A - Low metalloid iron-manganesecopper alloy : en
  • DE670396C - Process for obtaining active substances from the liver and kidneys : de en
  • DE670436C - Device for dispensing doughy or viscous masses from a bag with flexible walls : de en
  • GB499054A - Improvements in and relating to photographic reproduction of multi-coloured screen images : en
  • GB499121A - A method and device for breaking into briquettes the notched strip produced in a ring roller press : en
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  • US2144063A - Method and apparatus for embedding submarine pipe lines : en
  • US2144120A - Thermal contactor : en
  • US2144425A - Insulating composition : en
  • US2144502A - Latching mechanism : en
  • US2144081A - Transportation of rolling loads : en
  • USD112936S - Design fob a clip ob similab abticle : en
  • US2144125A - Valve : en
  • DE670628C - Clamp buckle : de en
  • US2144238A - Blowpipe igniting apparatus : en
  • CA378914A - Textile material processing : en fr
  • CA378998A - Laxative composition : en fr
  • US2144377A - Induction heater : en
  • US2143849A - Slip : en
  • US2144384A - Soft stone eliminator : en
  • US2144181A - Hopper : en
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  • DE670507C - Process for the production of a bacteria-rich soil improver from fresh sea silt : de en
  • DE670527C - turntable : de en
  • USD112954S - Design fob a service station : en
  • US2144132A - Fuel injection system for internal combustion engines : en
  • US2144169A - Method and apparatus for conditioning air : en
  • US2144225A - Gutter suspension : en
  • US2144589A - Thermal current-responsive device : en
  • US2143905A - Process for burning cement and similar raw material : en
  • AU5538A - An interspaced auxiliary gear for window regulators in automobile doors : en
  • AU111122B2 - Improvements in or relating to glasslamp fronts, particularly for vehicle headlamps : en
  • DE670585C - Tube arrangement for selective demodulation of amplitude-modulated oscillations : de en
  • US2144011A - Four-wheel brake system : en
  • US2144005A - Beverage cooling and dispensing apparatus : en
  • DE670592C - Circuit for igniting an electric gas discharge tube fed by an alternating current source : de en
  • CA378956A - Sensing device : en fr
  • US2144289A - Automatic regulating apparatus for current supply systems : en
  • CA379043A - Saw tooth setting device : en fr
  • US2143955A - Frame for use in bodies of trailers, semitrailers, and trucks : en
  • US2144257A - Stereoscopic range finder : en
  • US2144280A - Journal box lid : en
  • US2144087A - Towel cabinet : en
  • US2143866A - Package : en
  • US2143897A - Rubber compositions and methods of making the same : en
  • US2144088A - Film feed apparatus : en
  • US2144105A - Temperature control device : en
  • US2144282A - Flexible window screen : en
  • US2144376A - Cigar lighter : en
  • US2144503A - Series capacitor protection : en
  • AU313038A - Improvements in electric circuit breakers of the impulse type : en
  • USD112928S - Design for a plate or similar article : en
  • CA378930A - High voltage current responsive apparatus : en fr
  • US2144294A - Index directional signal : en
  • US2144190A - Aroma diffusing apparatus : en
  • US2144378A - Induction heater : en
  • US2144510A - Refrigerator evaporator and shelf lay-out : en
  • DE670548C - Machine for machining the flanks of gears : de en
  • CA378990A - Storage battery separator : en fr
  • DE670475C - Process for the preparation of haloalkylenes : de en
  • AU106341B2 - Production of light hydrocarbons of the gasoline type by catalytic treatment with hydrogenating gases : en
  • DE670648C - Current monitoring device for electrical power consumers : de en
  • DE670540C - Hollow rivet for attaching stirrups or shoulder straps to bags : de en
  • FR836430A - New two-stroke engine for various fuels : en fr
  • US2143987A - Gas producer : en
  • DE670531C - Process for the true-to-time regulation of the network frequency in several interconnected power plants : de en
  • FR836413A - Hydraulic shock absorber usable, in particular, on the landing gears of flying machines, and landing gears or similar components provided with this shock absorber : en fr
  • GB498837A - Improvements in the burning of cement or the sintering of similar raw materials : en
  • GB499214A - Improvements in the manufacture of magnetic powder for powder cores : en
  • AU20239A - Improvements in or relating to glasslamp fronts, particularly for vehicle headlamps : en
  • US2144596A - Hydraulic gear : en
  • FI18349A - The procedure for producing advertising letters and the like, and the toner intended for this purpose : en fi
  • DE670550C - Oxygen breathing apparatus : de en
  • GB499047A - Improvements in and relating to water gauge column standards for steam boilers and the like : en
  • US2144436A - Doll : en
  • AU8238A - An improved lubricator for internal combustion engines : en
  • US2144524A - X-ray apparatus : en
  • US2143837A - Inflatable rubber article : en
  • CA378984A - Railway switching apparatus : en fr
  • CA378919A - Permanent magnet manufacture : en fr
  • GB499178A - A process for improving bast fibres : en
  • USD112976S - Design fob a goggle : en
  • AU106333B2 - Improvements in or relating to continuous absorption machines : en
  • AU106322B2 - An improved lubricator for internal combustion engines : en
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  • FR836578A - Device preventing rollover of vehicles fitted with tires : en fr
  • GB499084A - Improvements in or relating to flower pots : en
  • GB499303A - Improvements in or relating to pouring devices for vacuum flasks : en
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  • DE670338C - Direction indicators with electromagnetically operated bevel arm : de en
  • DE670402C - Covering the bearing surfaces of the journals of cast rolls : de en
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  • US2144264A - Process of making steel wool pads and apparatus : en
  • GB498956A - Improvements relating to touch-adjusting means for typewriting and like machines : en
  • GB499075A - Method of and apparatus for reducing and elongating metal blanks : en
  • GB499095A - Improvements in crank shaft arrangements for internal combustion engines : en
  • FR836428A - New cooling system for rapid-fire automatic weapons : en fr
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  • DE670617C - Procedure to prevent schedule deviations for audio frequency transmitters in overlay remote control systems caused by load changes : de en
  • DE670533C - Protection device for converters with grid-controlled steam or gas discharge lines : de en
  • FI18355A - Training bomb with lifting equipment : en fi
  • GB499254A - Improvements in and relating to electric fuses : en
  • GB499029A - Improvements in or relating to valve tappets : en
  • AU8138A - Metal*spray gun : en
  • GB499241A - Process and apparatus for the galvanic application of etchable deposits on printing cylinders : en
  • GB498975A - Process and apparatus for preparing plaster bandages and bandages thus obtained : en
  • GB498986A - Improvements in or relating to electric current converters : en
  • FR836351A - Process for dyeing and printing cellulose esters and ethers : en fr
  • DE670317C - Piston casting machine : de en
  • FR836595A - perfected sewer : en fr
  • GB499122A - Improvements in or relating to burners more particularly for industrial furnaces : en
  • FI18336A - High cycle cable : en fi
  • CA378911A - Radio detecting and amplifying system : en fr
  • GB499272A - Artificial teeth : en
  • FI18330A - Self-acting anti-bubbling device : en fi
  • GB499151A - Improvements in and relating to wire-tying apparatus for baling, packing, and the like : en
  • GB499308A - Improvements in or relating to compressed air power transmitting plant : en
  • GB499274A - Carbon electrodes for electric arc lamps : en
  • DE670325C - Additional lubrication for the cylinders of internal combustion engines : de en
  • US2144262A - Measuring mark for stereoscopic range finders : en
  • GB498887A - Improvements in and relating to machines for roasting or drying powdered, granular or like material : en
  • GB499086A - Improvements in or relating to spinning or twisting frames : en
  • GB498937A - Improvements in the manufacture of elastic fabrics and in circular knitting machines therefor : en
  • GB499082A - Improvements in windscreen wiper mechanism : en
  • DE670363C - Roller switch : de en
  • USD112960S - Design fob a shoe : en
  • FR836381A - Device for operating partitions and sliding windows : en fr
  • FR836324A - Liquid rotary machine : en fr
  • NL44985C - : en
  • US2144219A - Azo dyes and methods for their preparation : en
  • FR836470A - Friction clutches : en fr
  • FR836403A - Ophthalmoscope without reflections : en fr
  • GB499060A - Improvements in or relating to the charging of internal combustion engines : en
  • DE670334C - Safety switching device for hydraulically driven toggle presses : de en
  • DE670594C - Method for fastening an electrical contact, which consists of a silver plate rolled together with an iron plate on a contact carrier : de en
  • GB499102A - Improvements in or relating to the automatic regulation of parallel connected electric generators : en
  • US2144300A - Fishhook holder : en
  • DE670389C - Trickle circuit arrangement for two wave ranges : de en
  • GB499006A - Improvements in or relating to saddles for cycles and like vehicles : en
  • GB499013A - Improvements in wear compensating means for railway and like rail joints : en
  • GB499069A - Improvements in or relating to flying boats : en
  • DE670563C - Reversing contactor circuit for electric motors : de en
  • US2144585A - Uniform glove skin stretch distributor and method : en
  • DE670681C - Brassiere : de en
  • GB499220A - Improvements connected with distributors for fertilizers and the like for horticultural or like purposes : en
  • FR836328A - Improvements made to magnesium alloys : en fr
  • DE670381C - Bucket wheel excavator for alternating excavation on a high and a deep cut embankment : de en
  • DK55725C - Apparatus for Adding Essences to Showers. : da en
  • US2144156A - Rotary table bushing : en
  • GB499263A - Improvements relating to the winding or reeling of large artificial silk skeins : en
  • AU106351B2 - Wire tying machine for packages : en
  • FR836397A - Process for obtaining fibers which can be spun from bands or ribbons of fibrous bark : en fr
  • CA378923A - Aluminium base alloy : en fr
  • FR836551A - Large grinding surface mill mill : en fr
  • US2144554A - Hand grenade : en
  • DE670646C - Device for regulating the energy supply to the prime mover of electric single or multi-phase generators using a centrifugal pendulum controller driven by an electric motor : de en
  • US2144494A - Carrier current relaying : en
  • FR836345A - Extinguishing device for mercury cathode rectifiers : en fr
  • US2144599A - Dumping body : en
  • FR836570A - Automatic indicator for railway cars : en fr
  • GB498934A - Improvements in or relating to overall non-skid chains : en
  • DE670278C - Device for glare-free lighting of motor vehicle roads : de en
  • CA378924A - Material drying and treating apparatus : en fr
  • GB499031A - Improvements in and relating to vibratory screens : en
  • GB499073A - Improvements relating to the control of helicopter or rotating wing aircraft : en
  • GB499209A - Improvements in or relating to printing telegraph systems and apparatus : en
  • US2144165A - Adjustable nose pad mounting for raising and lowering bifocal lenses : en
  • US2144182A - Food product preparing machine : en
  • US2144292A - Fuel tank mounting for trucks : en
  • US2144574A - Dry battery : en
  • US2144237A - Amplifier arrangement : en
  • FR836557A - Process for the impregnation of fabrics with soaps : en fr
  • FR836418A - Power supply method for devices using the electrical excitation of luminescence and its means of implementation : en fr
  • US2144217A - Changeable advertising display : en
  • US2144373A - Resetting means for counters : en
  • US2143864A - Wide range beat frequency generator : en
  • DK55715C - Device for Remote Indication of Liquid Density. : da en
  • US2144382A - Low head vibrating screen : en
  • GB499141A - Improved process for recovering oil from kerogen-containing shale : en
  • GB499222A - Improvements in or relating to anti-siphon drainage systems : en
  • GB499401A - Improvements in or relating to earth moving machines : en
  • GB498897A - Bus and coach bodies : en
  • FR836503A - Quick-change blade safety razor : en fr
  • US2144093A - Heating system : en
  • US2144387A - Spring making machine : en
  • FR836307A - Balance beam suspension for vehicles : en fr
  • FR836579A - Aeration of air-cooled engines in vehicles with aero body and rear engine : en fr
  • GR7922B - TABLEDOMS ARE INDICATED FROM TOCOLOGICAL TABLES. : el en
  • DE670513C - Electromagnetic voltage reduction relay : de en
  • US2144092A - Foundation garment : en
  • US2144506A - Automobile heater structure : en
  • GB498900A - Internal combustion compressors, more particularly motive gas generators, with free pistons : en
  • GB499381A - Truck for the transportation of railway wagons on the road : en
  • US2144255A - Petrie dish : en
  • US2144371A - Edible dusting powder : en
  • US2144391A - Electrical conduit fitting : en
  • US2144587A - Control mechanism : en
  • FR836592A - Method of producing images in several colors : en fr
  • FR836414A - Method and device for controlling the flow rate of a pump, compressor, or the like : en fr
  • GB499078A - Improvements in control devices for change-speed gears : en
  • USD112980S - Design fob a dress ensemble : en
  • AU2238A - Improvements in high -pressure mercury vapour electric discharge lamps : en
  • FI18354A - Anordning vid dörrstängare med vätskebroms : en fi
  • CA378957A - Surgical dressing : en fr
  • CA379019A - Dial scale recorder : en fr
  • US2143956A - Soluble azo dyestuffs : en
  • US2143889A - Power vehicle : en
  • US2144553A - Fastening device incorporating a nut : en
  • DE670289C - Procedure for recording images on lenticular film : de en
  • DE670300C - Encryption machine with imprint of the characters by striking a hammer : de en
  • FI18363A - Anordning vid torkanläggningar : en fi
  • FR836500A - Substance for coating plastered doors : en fr
  • GR7929B - LIGHTING TRIPLE LIGHTING LIGHT, VARIOUS WAXES AND TWO TYPES. : el en
  • DE670586C - Arrangement for coupling normal radio receivers that are asymmetrical to earth to networks, over which messages are transmitted by means of high-frequency carriers : de en
  • DE670391C - Process for regulating the load in electrical power networks by connecting and disconnecting power consumers : de en
  • GB498846A - Improvements in and relating to valves : en
  • DK55707C - Mercury cathode discharge tube with Anchoring body. : da en
  • FR836315A - Fixed-track funicular : en fr
  • GB498977A - Improvements in or relating to hot water apparatus : en
  • GB499226A - Improvements relating to perambulators : en
  • GB499229A - Improvements in supporting fittings for hinged window sashes, fanlights and the like : en
  • GB498888A - Improvements in or relating to electric cables : en
  • AU938A - Improvements in or relating to electrical test circuits for use, for instance, in automatic telephone systems : en
  • AU106350B2 - Improvements in kilns for burning charcoal : en
  • CA379030A - Guy guard : en fr
  • FR836554A - Auxiliary products for the textile industry : en fr
  • GB499081A - Improvements in stools for ingot and like moulds for casting metal : en
  • FR50189E - Receiver of t. s. f. with dial placed in front of the loudspeaker : en fr
  • US2143931A - Sporting jacket : en
  • US2144024A - Brake : en
  • US2144557A - Food slicer : en
  • GB499043A - Improvements relating to electric switches for use on alternating current circuits : en
  • DE670335C - Automatic control and regulation for air or gas loaded liquid storage : de en
  • US2143926A - Pose-reflecting apparatus : en
  • US2144115A - Pigment purification : en
  • GB499262A - Improvements in or relating to a method of and apparatus for testing the wearing properties of fabrics : en
  • GB498978A - Improved suspension means for the superstructures of motor vehicles : en
  • DE670549C - Process for making cream for confectionery purposes : de en
  • GB499089A - Improved means for checking the dimensions of structural parts such as castings, forgings and stampings : en
  • CA378949A - Oscillation energy destroying means : en fr
  • DE670447C - Sewing machine with a large bobbin : de en
  • DE670642C - Nipple for applying layers of paper in a relatively steep incline on telecommunication wires to be insulated hollow : de en
  • US2144053A - Apparatus for reacting gases with liquids : en
  • US2144157A - Dry cleaning apparatus : en
  • GB498865A - Improvements in or relating to thermionic valve circuits : en
  • GB499296A - Hair drier : en
  • FR836563A - Vat dyes belonging to the phtalyl carbazol series and containing trifluoro-methyl groups and process for the preparation of these dyes : en fr
  • GB499024A - Improvements in or relating to centrifugal separation : en
  • FR50178E - Method and mechanical device for degumming ramie fibers or other similar fibers : en fr
  • US2144204A - Clamping device : en
  • US2144393A - Smoking pipe : en
  • US2144490A - Rotary work support for a machine tool : en
  • DE670341C - Device to identify the grinding point on the workpiece in machines for grinding the profile of webs on rotating workpieces of all kinds : de en
  • GB499145A - Improvements relating to the spinning of viscose : en
  • GB499271A - A case for cigarettes and the like actuated with one hand : en
  • US2144022A - Clutch control : en
  • US2144295A - Coupling land and road vehicles and the like : en
  • US2144226A - Discharge tube amplifier : en
  • DE670539C - Process for operating foundry shaft furnaces : de en
  • DE670680C - Process for the production of grain leather imitations : de en
  • FR836586A - Aircraft safety control device : en fr
  • DE670598C - Surgical clamping instrument : de en
  • DE670277C - Pole-changing two-layer winding for the number of poles ratio 3: 4 : de en
  • US2144315A - Thrust bar for snow removing mechanism : en
  • US2144572A - Machine for reinforcing metallic sheets : en
  • GB498994A - Improvements in or relating to dumb-bells and like exercisers : en
  • US2144152A - Counter assembly and shifter mechanism : en
  • DE670384C - Manufacture of alkali and alkaline earth metaphosphates : de en
  • GB498952A - Improvements in or relating to weaving with multi-cylinder shed-forming machines : en
  • USD112959S - Design fob a radio receiver cabinet : en
  • US2143847A - Packing machine : en
  • US2144239A - Electron multiplier device : en
  • US2144303A - Trailer support : en
  • FR836548A - Auxiliary and independent control transforming at will an ordinary bicycle brake, into a permanent brake : en fr
  • FR836577A - Device for adjusting the flow rate of an injection pump, particularly applicable to automobile engines : en fr
  • FR836596A - Advanced dental alloy : en fr
  • GB499194A - Improvements in or relating to spray compositions for the control of horticultural parasites : en
  • US2144129A - Warm air heating system : en
  • DE670463C - Band filter with variable bandwidth : de en
  • GB498856A - Improved method of sintering a charge of material : en
  • GB498967A - Improvements in the operation of diesel engines : en
  • IE15283L - Light reflectors : en
  • US2143921A - Geared drive : en
  • US2144231A - Die for fastening sleeves on cables or rods : en
  • DE670490C - Insulating terminal board for electrical systems operated with extra-low voltage (up to 42 volts) : de en
  • GB499248A - Improvements in automatic fire-arms : en
  • DE670636C - Device for measuring the pressing pressure exerted in rotogravure printing machines for printing on endless webs at each impression by means of a dial gauge : de en
  • GB498987A - A safety device for hydraulic transmission installations : en
  • FR836505A - Remote tuning system : en fr
  • FR836369A - Process for removing silver from mixtures of silver and silver bromide or mixtures of silver and silver iodide : en fr
  • FR836559A - Drive device for rectilinear knitting machines provided with a reduction mechanism : en fr
  • US2144201A - Packaging tobacco : en
  • FR836571A - Impeller for centrifugal cream separators and other similar machines : en fr
  • GB499161A - Improvements in or relating to sack filling devices : en
  • DE670377C - Toy airplane with a device for popping out a parachute pilot figure : de en
  • GB498847A - Improvements in self-propelling torpedoes with turbine drive : en
  • CA12236S - Mechanical dry shaver : en
  • US2144334A - Apparatus for processing canned foods : en
  • US2144172A - Coin controlled time switch : en
  • US2144543A - Electrical relay : en
  • CA379036A - Vaporizer : en fr
  • US2144523A - Combined case and instrument mounted therein : en
  • US2144493A - Pilot protective system : en
  • USD112920S - Design fob a serving dish : en
  • AU430937A - Production of light hydrocarbons of the gasoline type by catalytic treatment with hydrogenating gases : en
  • US2144594A - Collapsible pasteboard advertising display : en
  • AU229938A - Detergent compositions : en
  • CA378974A - Olefine alcohol : en fr
  • NL44964C - : en
  • US2144148A - Basketball backstop : en
  • DE670480C - Arrangement in telecommunications equipment for fine adjustment of surfaces against each other : de en
  • GB499270A - Improvements in or relating to telephone paystations : en
  • GB499301A - Improvements in and relating to carburettors for internal combustion engines : en
  • US2144153A - Carburetor : en
  • US2144221A - Delayed automatic gain control circuits : en
  • US2144008A - Automatic sensitivity tuning system : en
  • US2144309A - Radio apparatus : en
  • CA379028A - Telescopic valve casing : en fr
  • US2144287A - Two-part cap : en
  • US2144123A - Paring attachment for kitchen knives : en
  • FR836376A - Improvements to metal box springs : en fr
  • GB498838A - Electrical welding process : en
  • GB499009A - Improvements in process for metal coating : en
  • GB499160A - Improvements in and relating to brake devices, more especially for the wheels of aircraft : en
  • US2144365A - Vat dyestuffs : en
  • US2144002A - Sign mechanism : en
  • USD112974S - Design for a range or similar article : en
  • DE670298C - Sheet gripper for printing machines loosely arranged on a pivoting spindle : de en
  • DK55709C - Oil burner. : da en
  • CA378952A - Nitro-dyestuff : en fr
  • FR836435A - Improvement in self-propelled bogies : en fr
  • CA378981A - Chuck mechanism : en fr
  • US2144110A - Transmission mechanism : en
  • US2143947A - Process for preventing the infection of milk : en
  • US2143978A - Folding or collapsible umbrella : en
  • US2144274A - Hat dyeing device : en
  • US2144374A - Carburizing box : en
  • US2144127A - Agitating device : en
  • US2144222A - Electron discharge device : en
  • CA378927A - Welding machine : en fr
  • CA378980A - Locomotive stoker : en fr
  • DE670638C - Suction nozzle for sheet separating and conveying devices : de en
  • US2143960A - Nonkinking hose : en
  • US2144064A - Balancing device for extractors : en
  • US2144218A - Engine shaft magneto : en
  • CA379000A - Textile material processing : en fr
  • DE670395C - Light tube system : de en
  • DE670515C - Automatic electrical flash welding machine, in which the feed mechanism for the workpiece is designed in the manner of an arc lamp set of rules : de en
  • GB499051A - Improvements in or relating to materials suitable for coating plates or for preparing sheets or foils : en
  • US2143843A - Liquid fuel burner : en
  • US2144302A - Bread slicing machine : en
  • US2144464A - Keto carboxylic acids derived from terpene-maleic anhydride addition products and process of preparing them : en
  • CA378934A - Crystal control circuit : en fr
  • GB499132A - Band-filter coupling circuit for television amplifiers : en
  • DE670337C - Fire extinguishers : de en
  • DE670631C - Bag dedusting device : de en
  • FR836322A - New soap dish : en fr
  • US2143841A - Apparatus for heating liquid : en
  • DE670399C - Key lever cash register with a key connector : de en
  • CA379035A - Paper roll heading and weighing machine : en fr
  • GB498863A - Improvements in or relating to snap-action electric switches : en
  • CA378929A - Electric transmission system : en fr
  • DE670595C - Process for refining hydrocarbon oils : de en
  • CA378975A - Grinding method and apparatus : en fr
  • US2144388A - Method of producing articles having a variegated composition and an undulated surface and the product thereof : en
  • GB499165A - Change speed gear device with hydraulically operated clutches and free wheels : en
  • GB499230A - Improved photo-electric apparatus for light analysis : en
  • CA378992A - Twisted chain link : en fr
  • US2144175A - Automatic fish trap : en
  • US2144539A - Ventilating window construction : en
  • FR836449A - Improvement of smoking pipes : en fr
  • US2144047A - Permutation lock : en
  • US2144234A - Method of forming friction facings : en
  • US2144470A - Apparatus for feeding glass : en
  • DE670567C - Electric pot vacuum cleaner with flexible mounted motor blower unit : de en
  • US2144099A - Spike : en
  • FR836423A - Vane compressor : en fr
  • FR836584A - Improvements to electric capacitors : en fr
  • GB498853A - Improvements in or relating to light distributing devices : en
  • AU515238A - Improved means for use inthe moulding of concrete and like pipes bythe centrifugal method : en
  • USD112929S - Design fob a plate or similar article : en
  • DE670368C - Process for the continuous production of bimetal strips, especially for support bearings : de en
  • DE670516C - Process for welding thin-walled profiles onto thin metal sheets by means of the electrical burning process : de en
  • GB499188A - Improvements in or relating to milling or other machine tools : en
  • AU246438A - Method forthe production of chemical printing blocks : en
  • FI18351A - The picture is based on a photographic method based on the principles of application : en fi
  • FR836514A - Spray cup burner for liquid fuels : en fr
  • GB499224A - Improvements in or relating to paper or like receptacles or containers : en
  • FR836593A - Improvement of hosiery and method of making them : en fr
  • US2144457A - Process of producing color films by the subtractive three-color method : en
  • US2144571A - Automatic signal switch for automobiles : en
  • GB499072A - Improvements in or relating to automatic fire-arms : en
  • FI18348A - Cardboard box : en fi
  • GB499227A - Improvements in and relating to tipping bodies for vehicles : en
  • GB498895A - Improvements in alternating current modulation and demodulation systems : en
  • USD112938S - Design fob a pin ob similar article : en
  • FR836510A - Device for modifying the acoustic hardness of a medium surrounding an acoustic oscillator : en fr
  • GB499042A - Improvements in or relating to permanent magnets for magnetos : en
  • US2144311A - Snow removing mechanism : en
  • US2144369A - Oxidation inhibitor for insecticides : en
  • US2144477A - Armature winding machine : en
  • CA378986A - Air cleaner : en fr
  • CA379022A - Heat-interchange device : en fr
  • DE670285C - Type carrier training in printing units of cash registers or accounting machines : de en
  • GB499375A - Improvements in or relating to cleaning tools for vacuum cleaners, polishers or the like : en
  • CA379025A - Tea processing : en fr
  • DE670509C - Multi-core electrical moisture-proof cable : de en
  • DE670575C - Process for the production of hollow projectiles that are pointed or conical at one end : de en
  • FR836327A - Improvements to magnesium alloys and their manufacturing processes : en fr
  • GB498839A - Improvements in or relating to gear drive pumps : en
  • DE670284C - Process for the production of tension-free sheet material from polymers and copolymers of vinyl esters of organic acids or the saponification products of these polymers, of vinyl chloride, styrene and acrylic acid esters : de en
  • FR836421A - Special arrangement of the grids in lamps with multiple grids in order to reduce the current absorbed by the grids brought to a positive potential : en fr
  • GB499208A - Improvements in or relating to hinges and the like : en
  • US2144410A - Load-box and method of transporting the same : en
  • DE670343C - Machine for grinding and polishing a glass sheet on both sides : de en
  • FR836463A - Movable pillow block bearing, in particular for clockwork movement : en fr
  • FR836555A - Projectile : en fr
  • GB499000A - Improvements in and relating to apparatus for lifting vehicles : en
  • DE670449C - Method and machine for plucking fiber material : de en
  • FR836373A - Vibrating press for agglomerates : en fr
  • DE670413C - Protective clothing : de en
  • DE670434C - Process for the production of halogen or rhodan silver ointments : de en
  • US2144150A - Stabilization of iodine in salt and other feed materials : en
  • US2144462A - Reed cushion lock : en
  • US2144016A - Brake : en
  • US2144478A - Hose : en
  • US2144131A - Vacuum controlling means for internal combustion engines : en
  • US2144320A - Means for thermally toughening glass : en
  • AU106330B2 - Improvements in or relating to electric incandescent lamps having working pressure of more them one atmosphere : en
  • FR836359A - transportable equipment for sound diffusion : en fr
  • GR7920B - AGRICULTURAL MACHINE OF VARIOUS WORKS. : el en
  • ES144201A1 - Procedure for metallizing metal objects by sputtering or vacuum vaporization. : en es
  • US2144567A - Asparagus trimming machine : en
  • GB499119A - Improvements in soap dispensers : en
  • US2144089A - Clutch : en
  • US2144290A - Automatic regulating apparatus for current supply systems : en
  • US2144340A - Process and apparatus for the production of adiponitrile : en
  • FR836334A - Process for manufacturing hydrogen peroxide : en fr
  • DE670276C - Arrangement for stable regulation of the voltage of synchronous machines with the help of a self-excited DC exciter : de en
  • DE670401C - Adjustment device in an injection pump for internal combustion engines : de en
  • FR836420A - Conditioner device for small format films : en fr
  • GB499126A - An improved method of and apparatus for driving tubes or tubular moulds into the ground : en
  • US2144228A - Control valve mechanism for well heads : en
  • US2144505A - High power tube structure : en
  • US2144507A - Incineration : en
  • FR836457A - Process for the separation of phenol and oxydiphenyls : en fr
  • FR836509A - Device for automatic tuning of radio transmissions receivers : en fr
  • GB498933A - Improvements in or relating to the production of variegated textile yarns : en
  • GB499038A - Improvements in or relating to respirators for use in atmospheres containing carbon monoxide : en
  • FI18343A - Combustion engine : en fi
  • US2144575A - Electric motor control : en
  • USD112977S - Design for a goggle : en
  • USPP308P - Snapdragon : en
  • DE670296C - Process for the production of artificial spinels : de en
  • FR836451A - Process for the manufacture of connecting pipes intended to be welded to the heating or flue pipes of steam boilers : en fr
  • DE670354C - Process for removing diacetylene from acetone solutions : de en
  • US2144177A - Cooler for milk or other liquids : en
  • US2144427A - Filler bibb : en
  • CA378937A - Liquid congealing apparatus : en fr
  • CA379006A - Percussion fuse : en fr
  • DE670385C - Process for the production of protocatechualdehyde from heliotropin : de en
  • US2144000A - Steering wheel for motor vehicles : en
  • US2144437A - Vibrator mechanism : en
  • US2144418A - Method and apparatus for sorting or classifying solids : en
  • US2144489A - Shock resisting steering mechanism : en
  • DE670542C - Process for the measurement and automatic control of the content of additives in liquids : de en
  • FR836352A - Improvements in heavy stretching devices for textile fibers : en fr
  • GB499372A - Improvements in and relating to the production of diesel fuels by treatment of crudeoils with oxygen : en
  • FI18338A - Map bag : en fi
  • FR836483A - Machine for husking bast fiber stems : en fr
  • GB498951A - Composite grinding wheel and method of making the same : en
  • GB498857A - Improvements in and relating to light transmitting means : en
  • GB499239A - Improvements in or relating to measuring arrangements for high-frequency currents : en
  • DE670665C - Photographic apparatus with a labeling device located directly in front of the layer support : de en
  • FR836442A - Improvements in movements for actuating signals, advertising devices or the like : en fr
  • US2144344A - Interlocking circuits : en
  • US2143998A - Brake mechanism : en
  • GB498992A - Improvements in and relating to protective enclosures of all kinds against the ingress through windows, doors and like openings or entrances of gas or other atmospheric pollution : en
  • FR836540A - Improvements in removable and portable cabins, especially for seaside use : en fr
  • GB498948A - Improvements relating to fastenings for cupboard doors and for like purposes : en
  • CA379010A - Decorative material production : en fr
  • FR836390A - Improvements to color correction processes : en fr
  • GB499059A - Process for the manufacture of extracts of egg yolk and for the production of baked goods therefrom : en
  • FR836416A - Retractable landing gear for aircraft or similar device, with automatic locking, by broken counter-plug : en fr
  • FR836599A - Device for wiping razors or razor blades to remove soap suds : en fr
  • FR836521A - Transmission system with high frequency transmission device shielded by screens : en fr
  • DE670297C - Process for the production of sulfonation products of higher molecular weight alcohols low in inorganic salts or free thereof : de en
  • GB499286A - Improvements relating to method and machine for the manufacture of tires : en
  • FR836491A - Slabs : en fr
  • GB499223A - Gear for varying the pitch of the blades of variable pitch screws : en
  • GB499065A - Improvements in and relating to resinous compositions and methods of making the same : en
  • GB499091A - Improvements in and relating to the production of resinous condensation products : en
  • GB499281A - Improvements in pictorial representations : en
  • DE670274C - Circuit arrangement for private branch exchanges : de en
  • GB499058A - Improvements in or relating to pipe lines : en
  • GB499107A - Improvements in the measuring of liquids : en
  • FR836444A - Improvements in color photography processes : en fr
  • GB499061A - Improvements in or relating to adjustable supports for lamps, mirrors or the like : en
  • DE670315C - Massage and tapping device : de en
  • DE670647C - Single or multi-pole circuit breaker with a magnetic coil assigned to each pole : de en
  • FR836440A - Respiratory System Improvements : en fr
  • GB499378A - Improvements in apparatus for viewing cinematographic films or bands : en
  • US2144460A - Indicating plug for barrels and other containers : en
  • DE670380C - Control of clocks, display devices or the like by means of pulses amplified in capacitors : de en
  • DE670333C - Device for wet grinding of all kinds of goods : de en
  • FR836518A - Device for remote control of relays by telephone lines : en fr
  • US2144025A - Brake : en
  • US2144044A - Reflecting electric lamp : en
  • US2144162A - Tie rod connection : en
  • US2144476A - Magnetic analysis : en
  • US2143914A - Copper-silver-beryllium-nickel alloy : en
  • US2144396A - Shoemaking : en
  • US2144555A - Bath mat, etc. : en
  • US2144559A - Wind drive electric machine : en
  • AU106305B2 - Pear coring and splitting machines : en
  • CA378966A - Modified protein : en fr
  • CA378964A - Shock absorber : en fr
  • USD112934S - Design for a pin or similar article : en
  • USD112955S - Design fob a tree label : en
  • US2143885A - Inking device for printing presses : en
  • USD112930S - Design for a plate ob similar article : en
  • AU3038A - Improvement in photographic emulsion : en
  • US2144145A - Ball mill : en
  • AU106331B2 - Printing plate for amalgam printing and method for producing the same : en
  • DE670350C - Process for removing sulfur and other harmful substances from iron and iron alloys : de en
  • DE670367C - Diagnostic procedure : de en
  • DE670414C - Multi-layer perforated rubber sheet, especially for the manufacture of bathing suits : de en
  • US2143913A - Treatment of nickel cathodes : en
  • NL44923C - : en
  • GB499097A - Improved method of making articles of hard metal alloys : en
  • US2143938A - Fuel feeding means for internal combustion engines : en
  • GB498944A - Improvements in refractory glasses : en
  • GB499259A - Improvements in spark plugs : en
  • GB499244A - Improvements in or relating to the manufacture of paper bags : en
  • FR836512A - Process for using aluminum ores : en fr
  • FR50195E - Improvements to liquid separators of different densities : en fr
  • GB499176A - Improvements in atomizers for liquids for treating the teeth, mouth and throat : en
  • DE670313C - Explosion proof electric collector machine : de en
  • GB499284A - Improved coating masses : en
  • DE670639C - Cementing in a molten salt containing cyanide : de en
  • AU7638A - Improvements in and relating to closets : en
  • US2144266A - Bag : en
  • FR836550A - Improvements to frequency change receivers with inductive antenna coupling : en fr
  • US2144146A - Bushing and slip assembly : en
  • US2143886A - Inking device for printing presses : en
  • US2144077A - Grease and method of preparation : en
  • GB499110A - Improvements in or relating to method of and means for bending iron bars : en
  • DE670331C - Method and device for bending profile iron : de en
  • US2143923A - Method for producing firearm frames : en
  • GB499154A - Improvements in tobacco pipes and cigar or cigarette holders : en
  • US2143900A - Gun mount : en
  • US2144075A - Door locking device : en
  • US2144408A - Tooth brush attachment : en
  • US2144590A - Method of preserving rubber : en
  • GB499142A - Electric wave selecting device : en
  • FR836490A - Improvements to transfer sheet layouts for use with continuous copy sheets in typewriters and the like : en fr
  • GB498973A - A process for the production of unsaturated ketones : en
  • AU7538A - Improvements in counterpressure apparatus for filling bottles with fermented liquor : en
  • CA379012A - Filament, yarn and ribbon manufacture : en fr
  • USD112948S - Design for a combined carafe and cdf : en
  • DE670588C - High performance fuse : de en
  • GB498851A - Improvements in or relating to a method for the production of rubber thread consisting of three or more united filaments : en
  • GB499155A - Improvements in and relating to golf clubs : en
  • DK55701C - Procedure for Increasing the Strength of Concrete and Covering Applicable by the Procedure. : da en
  • US2144054A - Feed forming machine : en
  • FR836339A - Disinfectant product for agricultural centers and premises intended for animals, and its manufacturing, fixing and application processes : en fr
  • GB499015A - Educational appliance for teaching arithmetic : en
  • FR836353A - Calculating machine or accounting machine driven by motor : en fr
  • FR836393A - Double clamping coupling device : en fr
  • GB499293A - Improvements in fluid-sealing devices for shafts, bearings and the like : en
  • DE670321C - Process for the manufacture of rubber valves for air hoses or the like. : de en
  • DE670502C - Workpiece holder for grinding a cylindrical surface of adjustable radius and any inclination in all directions on a tool steel : de en
  • FR836350A - Improvements to men's shirts : en fr
  • GB498997A - Improved fountain pen : en
  • GB499109A - Improvements in or relating to eyelash curlers : en
  • GB499156A - Protective pads for use with hair curlers : en
  • DE670327C - Throttle valve with tubular housing : de en
  • GB498841A - Improvements in the production of synchronizing signals in television transmitters : en
  • US2143948A - Fused coating of solid metal fob : en
  • US2144330A - Manufacture of footwear : en
  • DE670659C - Control device for the propellant supply in piston-controlled compressed air motors of paddle chutes : de en
  • US2144242A - Bracket for curtain rods or the like : en
  • US2143994A - Range stbuctcbe : en
  • GB499398A - An improved manufacture of secondary alcohols from olefins : en
  • GB498894A - Improvements in or relating to planing machines : en
  • GB499106A - Improvements in or relating to the production of gluten or products containing gluten from cereals or other seeds : en
  • AU106332B2 - Method forthe production of chemical printing blocks : en
  • GB498889A - Roller stand for pressing irons : en
  • FR836377A - Chocolate and confectionery molds : en fr
  • FR836486A - Process for the production of 4-hydroxy-1-aminonaphthalene-8-carboxylic acid or 4-hydroxynaphthostyril : en fr
  • GB499083A - Improvements in electrolytic and electrostatic condensers : en
  • DE670570C - Aluminum alloy : de en
  • DE670340C - Oil mixing device : de en
  • GB499064A - Improvements in and relating to mills for grinding liquids or powders : en
  • GB499085A - Improvements in apparatus for regulating the entry of corves into mine cages : en
  • GB498854A - Improvements in or relating to gas discharge valves : en
  • GB498892A - Improvements in cases or containers for cigarettes or other objects : en
  • GB498979A - An improved free-wheel brake hub, preferably with back-pedalling brake, driven by a motor mounted in the driving wheel : en
  • US2144475A - Circuit breaker : en
  • US2143940A - Opening device for cardboard boxes : en
  • US2144072A - Elevator : en
  • US2144319A - Method of making welded chain : en
  • US2143874A - Water heating coil : en
  • US2143993A - Low pressure fuel burner : en
  • US2143952A - Full fashioned circular knitting machine : en
  • DE670511C - Variator tubes, especially ferrous hydrogen resistance : de en
  • FR836527A - Improvements to dishwashers : en fr
  • US2144020A - Brake : en
  • US2144299A - Method of making zinc carbonate and zinc oxide : en
  • US2144100A - Rotary jar : en
  • US2144411A - Pump : en
  • CA379016A - Wind operated generator : en fr
  • US2144066A - Apparatus for the photographic production of outlines for engraved rollers used in textile printing : en
  • US2143918A - Hydraulic power unit : en
  • DE670484C - Safety valve for compressed air drives electrical high-voltage switch : de en
  • DE670489C - Overcurrent circuit breaker with push-button latch release : de en
  • GB498928A - An improved construction and arrangement of electric water heating apparatus : en
  • AU538A - Improvements in or relating to electric condensers : en
  • US2144404A - Manometer : en
  • USD112947S - Design fob a carafe : en
  • US2143974A - Apparatus for flowing wells : en
  • US2144095A - Cutter grinding machine : en
  • US2144142A - Material distributing apparatus : en
  • US2144214A - Band pass filter with variable band width : en
  • US2144533A - Chaff separator for coffee mills : en
  • US2144012A - Brake : en
  • CA378917A - Phosphate fertilizer : en fr
  • US2144117A - Union assembly : en
  • CA378918A - Magneto generator : en fr
  • CA379024A - Carton : en fr
  • USD112968S - Design for a shoe or similar article : en
  • US2144109A - Coke chamber : en
  • US2144375A - Brooch or the like : en
  • US2144491A - Weed burner : en
  • US2144566A - Sound reproducing apparatus : en
  • CA379014A - Safety clamp : en fr
  • AU112438A - Improvements in or relating to machines for capsuling bottles and like containers : en
  • CA378941A - Ceramic article : en fr
  • US2143965A - Automobile door latch mechanism : en
  • US2144116A - Corner protecting beading : en
  • US2144452A - Litter carrier : en
  • DK55703C - Short-circuited Rotor winding for Induction motors. : da en
  • FR836347A - Process and device for the manufacture of a cellulose obtained from plants and having a high percentage of alpha-cellulose which can be used in the paper industry : en fr
  • CA378973A - Lactate salt and lactic acid : en fr
  • FR836522A - dental saliva retractor-aspirator : en fr
  • USD112931S - Design for a plate or similar article : en
  • GB499039A - Improvements in or relating to vacuum cleaners : en
  • GB499062A - Improvements in and relating to automatic windshield cleaners : en
  • US2143917A - Method for cracking oils in vapor phase : en
  • US2144210A - Sprocket film feed for motion picture projectors : en
  • GB499140A - Improvements in or relating to the manufacture of covered wire : en
  • CA378955A - Card punch : en fr
  • DE670545C - Vibration magneto for internal combustion engines : de en
  • US2144456A - Paper receptacle and blank therefor : en
  • US2144485A - Toaster : en
  • DE670282C - Anode fastening for power converters, especially for vehicle power converters : de en
  • DE670336C - Ventilation device for gas protection rooms : de en
  • DE670464C - Process for the production of white lead : de en
  • DE670504C - Process for making textile fibers or fabrics crease-resistant : de en
  • US2144386A - Apparatus for sewage treatment : en
  • NL44769C - : en
  • US2144259A - Substance support : en
  • US2144458A - Bone conduction audiphone : en
  • US2143855A - Alkali cellulose : en
  • US2144205A - Lens edge-grinding machine : en
  • DE670555C - Process for bleaching flour : de en
  • GB499198A - Means for storing merchandise, books, records and other articles : en
  • GB499309A - Improvements in or relating to road traffic regulating devices : en
  • AU106323B2 - Light control cell : en
  • CA379002A - Combustion apparatus : en fr
  • US2143958A - Fuel and air mixing device : en
  • US2144039A - Thermionic valve circuit : en
  • US2143873A - Heat exchanging system : en
  • US2143894A - Conversion of hydrocarbon oils : en
  • DE670286C - Welded frame for multi-cylinder internal combustion engines of vertical design, especially for diesel engines : de en
  • US2144137A - Rheostat switch : en
  • US2143929A - Lacquer : en
  • US2144450A - Car reinforcing construction : en
  • US2143857A - Preparation of alkali cellulose : en
  • US2143878A - Float chamber : en
  • US2144211A - Selective drive for projector reels : en
  • US2144249A - Cathode for electron discharge devices : en
  • CA378938A - Liquid congealing apparatus : en fr
  • DE670425C - Arrangement for controlling main current or compound machines, especially for electrically operated track vehicles : de en
  • US2144343A - Vibrator : en
  • USD112945S - Design for a plate or similar article : en
  • CA378987A - Aircraft wing and fuselage : en fr
  • FI18340A - Harrow : en fi
  • GB499258A - Improvements in vacuum-sealed containers : en
  • DE670288C - Method and device for the production of negatives for picture sound films : de en
  • DE670477C - Liquid level regulators, especially water level regulators for steam boilers : de en
  • US2143896A - Dry shaver : en
  • US2144400A - Reflecting electric lamp : en
  • US2144447A - Mechanical movement : en
  • GB499170A - Improvements in sports trousers : en
  • US2144337A - Electrical device : en
  • DE670299C - Rotary slide control for the blowing and suction nozzles of sheet feeders : de en
  • FR836481A - Process for neutralizing the harmful effect of finely pulverized siliceous materials on living organisms : en fr
  • GB499016A - Improvements in or relating to apparatus for measuring the temperatures of rotating bodies : en
  • US2144017A - Carburetor : en
  • FR836361A - Improvements to contacts or contact pads for electrical circuit breakers : en fr
  • FR836590A - Improvements to heating and refrigeration systems : en fr
  • FR836388A - Knee joint for artificial legs : en fr
  • GB499297A - Improvements in and relating to tubular conveyer systems : en
  • FR836573A - Method of fixing the domed window panes towards the outside in the walls delimiting the altitude chambers of aircraft : en fr
  • DE670458C - Chain thread guard : de en
  • DE670495C - Dish rack for dish washing machines : de en
  • GB499238A - Improved method for preparing non-discolouring varnish coatings on wood : en
  • US2144324A - Condensation products of halogenated aromatic hydrocarbons with triglycerides : en
  • US2144206A - Exercising device : en
  • DK55695C - Device for indirectly heated ovens. : da en
  • FI18339A - Wood peeling knife : en fi
  • US2143888A - Process of polishing a formaldehyde : en
  • DE670472C - Kuepen dye preparations : de en
  • DE670494C - Process for the production of an electrical capacitor with a ceramic dielectric of high dielectric constant and additional dielectric layers arranged in the edge area, in particular for high voltage : de en
  • DE670604C - Cylinder head clad with a hood serving as a coolant duct : de en
  • US2144208A - Method and means for increasing the flow of fluid from well casings : en
  • FR836314A - Floor maintenance machine equipped with a dust extractor fan : en fr
  • US2144019A - Brake : en
  • FR836585A - Device for regulating the flow rate of a fluid by means of a detecting member such as a thermostat : en fr
  • US2144316A - Conveying device for snow removing mechanism : en
  • US2144113A - Liquid level indicator : en
  • DK55726C - Method and Apparatus for the Extraction and Purification of Starch. : da en
  • FR836456A - Electric differential : en fr
  • FR836487A - Carbocyclic and heterocyclic amines and their preparation process : en fr
  • GB498960A - Improvements in propelling pencils : en
  • GB499299A - Improvements in rotating-wedge compensators : en
  • US2144537A - Insulator construction : en
  • US2144134A - Plug type electric fuse : en
  • US2144269A - Shear pin drive for stokers : en
  • DE669702C - Method and device for the production of torsion-free wire ropes : de en
  • GB499158A - Improvements in and relating to hydraulic control gear : en
  • GB498844A - Improvements in or relating to adjustment devices for variable reactance elements and the like : en
  • GB499148A - Cranes, windlasses and like elevating mechanism : en
  • GB499181A - Improvements in or relating to the treatment of driving belts : en
  • DE670332C - Straightening and bending machine for profiled bodies with pressure piece and abutments : de en
  • FR50190E - Vehicle body, in particular for a motor vehicle, and method of manufacturing said body : en fr
  • US2144015A - Delayed diode circuit : en
  • GB498995A - Improvements in or relating to radio direction finders : en
  • FR836501A - Stereoscopic plate giving the direct vision relief of any single image : en fr
  • GB499017A - Improvements in envelopes : en
  • GB499167A - Improvements in freezing trays : en
  • DE670294C - Device for distributing liquids : de en
  • DE670565C - Arc gas discharge tubes with hollow cathode : de en
  • US2144416A - Armature brake : en
  • US2143875A - Multiplex facsimile printer system : en
  • US2144250A - Cathode for electron discharge devices : en
  • US2144576A - Thermostat : en
  • FR836336A - Manufacture of upset products such as electrical cable casings : en fr
  • CA378989A - Centrifugal machine : en fr
  • USD112937S - Design fob a clip or similar article : en
  • DE670329C - Friction gear : de en
  • FR836378A - Indication device for dial devices : en fr
  • FR836383A - Process for preparing a product to be added to the dough for bakery articles : en fr
  • GB499213A - Improvements in or relating to waste preventers for lavatories : en
  • DE670536C - Process to prevent oil from escaping from oil water separators : de en
  • US2143872A - Refining lubricating oils with propane : en
  • US2144327A - Locomotive driving box : en
  • FR836415A - Improved hydraulic, oleopneumatic or similar control installation usable, in particular, on flying machines : en fr
  • GB499300A - Improvements in rotary cutters : en
  • FR836504A - Improvements to feed and antenna tuning circuits : en fr
  • GB499228A - Improvements in or relating to the manufacture of titanium pigments : en
  • DE670488C - Earth fault relay : de en
  • US2144167A - Bumper guard : en
  • US2144185A - Ore crusher : en
  • US2144349A - Amplifier circuit : en
  • US2144588A - Link mat : en
  • US2143915A - Indirectly heated cathode : en
  • CA378970A - Tuning indicator tube : en fr
  • DE670528C - Arrangement of track closers for influencing an electrical circuit, in particular for counting the axles of a train : de en
  • US2144528A - Grille and method of making same : en
  • US2144466A - Heat exchange unit : en
  • DE670441C - Stroboscopic speed indicator : de en
  • GB499193A - Improvements in or relating to reinforced collapsible file casings : en
  • FR836545A - Photographic printing process : en fr
  • GB498949A - Improvements in or relating to boxes or trays for displaying goods : en
  • GB499237A - Piston packing for internal combustion engines : en
  • DK55704C - Headlight lamp with unwound Blow Magnet. : da en
  • FR836508A - Fast and economical sterilizer of minor surgery instruments and for large areas : en fr
  • FR836349A - Stabilizer for motor vehicles, railcars, airplanes, trains and similar vehicles and for machines in general : en fr
  • AU325637A - Improvements in and relating ot apparatus for sowing peanuts in the shell : en
  • US2144357A - Vehicle bumper : en
  • US2143859A - Control means for power operated devices : en
  • US2144139A - Fused switch : en
  • USD112966S - Design tor an indicating knob : en
  • DE670356C - Process for the production of phenols from oils : de en
  • US2144070A - Warp beam : en
  • US2144073A - Merchandise holder : en
  • US2144568A - Coin control mechanism : en
  • DK55720C - Freewheel hub with Retraction brake and Clamp roller clutch as Propulsion clutch. : da en
  • GB499232A - Improvements in or relating to resilient supports : en
  • GB499290A - Improvements in or relating to optical objectives : en
  • GB499491A - Improvements in or relating to preserving and disinfecting agents : en
  • FI18347A - Förfaringssätt förservering av grönfoder : en fi
  • FI18352A - Uppvärmningsanordningar för bilar : en fi
  • CA379046A - Motor control apparatus : en fr
  • AU106336B2 - Improvements in or relating to amplifiers employing reverse feedback : en
  • AU106346B2 - Improvements in and relating to closets : en
  • DE670357C - Process for the production of ethers : de en
  • DE659943C - Star piston pump : de en
  • GB499394A - Method of making clinch-on nuts, studs, bolts and the like : en
  • CA379040A - Refrigerating apparatus : en fr
  • AU10838A - Transmitters for step by step printing telegraphs : en
  • GB499295A - Improvements in or relating to anti-siphon drainage systems : en
  • AU140738A - Improvements in power transmission mechanism : en
  • US2143979A - Air conditioning apparatus : en
  • AU106344B2 - Improvements in or relating to machines for trimming heels : en
  • FI18332A - Procedure for the preparation of hydrogen peroxide : en fi
  • US2144133A - Package tier : en
  • US2144549A - Method and means for starting synchronous motors : en
  • GB499289A - Improvements in draw bars for trailers : en
  • NL45910C - : en
  • DE670446C - Partition for pipe mills : de en
  • FR836323A - Multistage high pressure centrifugal pump : en fr
  • GB499093A - A building material for walls, floors, roofs and the like : en
  • DE670410C - Device for separating tobacco leaf and stem parts : de en
  • DE670423C - Ripper : de en
  • CA378988A - Airscrew : en fr
  • DE670301C - Process for oiling calcium cyanamide : de en
  • AU112017B2 - Improved means for use inthe moulding of concrete and like pipes bythe centrifugal method : en
  • DE670487C - Protection circuit for transformers : de en
  • US2143946A - Method of manufacturing signs and other display devices : en
  • GB498896A - Improvements in or relating to moulding compounds, to methods of making the same andto articles made therefrom : en
  • GB498932A - Improvements in motor vehicle controls : en
  • AU10738A - Improvements in traffic control systems : en
  • DE670352C - Fur collar clip : de en
  • GB499002A - An improved chainless cycle with pedal levers : en
  • FR836308A - Method and apparatus for producing card sliver, especially of cellulosic wool : en fr
  • FR836309A - Freewheel hub with coaster brake actuated by a motor mounted in the drive wheel of a vehicle : en fr
  • DE670272C - Process for the extraction of phenol mixtures from waste water : de en
  • FR836468A - Manufacturing process for light sensitive emulsions : en fr
  • DE670392C - High voltage fuse : de en
  • GB498970A - Improvements in or relating to domestic fireplaces : en
  • DE670541C - Bed frame with sliding shutter shutters : de en
  • FR836343A - Vehicle brake enhancements : en fr
  • GB498927A - Improvements in or relating to tuning control systems for radio receivers and the like : en
  • GB499312A - A process for extracting phenolic compounds from hydrocarbon oils : en
  • US2144281A - Fruit draining and drying apparatus : en
  • GB498860A - A method of and apparatus for pickling metal : en
  • GB498945A - Improvements in apparatus for the transmission of television and the like : en
  • GB499146A - Polyvinyl acetal resins : en
  • US2144368A - Oxidation inhibitor for insecticides : en
  • FR836305A - Steering wheel refinements : en fr
  • DE670283C - Continuous extraction device : de en
  • AU428637A - A connection system for linear magnetic deflection of cathode rays : en
  • GB499005A - Improvements in or relating to colour kinematography : en
  • US2144306A - Cotton condenser sampling device : en
  • USD112965S - Design fob a direction signal lamp : en
  • GB498862A - Improvements in combination spanners : en
  • DE670546C - End socket for interlocking fabric hoses, especially metal fabric hoses, for shielding electrical lines : de en
  • FI18341A - Driving order for scraping machines : en fi
  • USD112940S - Design fob a jar : en
  • GB498985A - Improvements in or relating to antenna structures, particularly for radio direction finding systems : en
  • GB499041A - Improvements relating to apparatus for scraping and cleaning conveyor belts : en
  • FR836387A - Cylinders of internal combustion engines : en fr
  • FR836582A - Device for removing the cap from containers : en fr
  • GB499074A - Arrangement for electrically heating air and other gases to high temperatures : en
  • GB499066A - Process for the conversion of normally gaseous hydrocarbons into hydrocarbon liquids : en
  • US2144305A - Valve operating mechanism : en
  • USD112962S - Design for a tie back : en
  • GB498998A - Improvements in cannulas for the treatment of the udders of cows : en
  • GB499250A - Electric discharge devices and methods of manufacturing the same : en
  • DE670505C - Process for the preparation of compounds of the thiazoline and selenazoline series : de en
  • DE670615C - Air chambers, especially for waste flushing devices : de en
  • US2143862A - Alkali cellulose : en
  • US2144407A - Display apparatus : en
  • GB498999A - Improvements in or relating to multiplying apparatus : en
  • GB499203A - The manufacture of wetting agents : en
  • FR836473A - Aircraft piloting system : en fr
  • GB499026A - Improvements in or relating to film advancing and exposing means for motion picture cameras : en
  • GB499261A - Improvements in control mechanism for fuel injection pumps for internal combustion engines : en
  • CA378991A - Storage battery separator : en fr
  • US2144194A - Closure for bottles of paper and other materials : en
  • US2144313A - Lifting device for snow removing mechanism : en
  • US2144429A - Electrical engine control mechanism : en
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  • FR836494A - Device for handling radio beacons, and device intended for its control : en fr
  • FR836302A - Device for graphically reproducing the weave of textile products : en fr
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  • US2144188A - Ashtray : en
  • US2144332A - Method of soldering hollow bodies : en
  • US2144046A - Apparatus for packaging material : en
  • US2143899A - Traffic signal : en
  • US2144353A - Variable inductance device : en
  • USRE20981E - Beverage serving apparatus : en
  • USD112944S - Design for a tray for displaying : en
  • US2144085A - Electron discharge tube : en
  • GB499304A - A method of connecting plates, section irons, belts and like bodies by means of bolts and bolts when used in this method : en
  • GB499277A - Improvements in tools or appliances for rolling screw-threads : en
  • US2143883A - Manufacture of artificial silk : en
  • US2144014A - Combined pencil and eraser : en
  • FR836320A - Process for the manufacture of electrodes for electrolytic capacitors : en fr
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  • FR836382A - Improvements in devices and apparatus for extracting fluff from wool fibers and other textile fibers : en fr
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  • FI18328A - For example, the use of alcohol is avoided : en fi
  • FR836400A - Pre-filling valves for hydraulic presses : en fr
  • US2143851A - Method for accelerated hydrolysis of titanium salt solutions : en
  • CA378926A - Electric wire welding machine : en fr
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  • GB499012A - Burner with downwardly directed flame for the heating flues of retorts : en
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  • GB499118A - Improvements in or relating to relooping needles for woven and knitted goods : en
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  • US2143892A - Calculating device : en
  • US2144354A - Textile material and its preparation : en
  • US2144430A - Journal lubricator : en
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  • US2144141A - Umbrella and the like frame structure : en
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  • US2144104A - Method of copying and moistening liquid for use in said method : en
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  • AU106389B2 - Improvements in and relating to cement washtubs : en
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  • US2144522A - Preparation of vegetable gum solutions : en
  • US2144348A - Vehicle for shipping solid carbon dioxide : en
  • US2144480A - Transformer case structure : en
  • AU106307B2 - Improvements in traffic control systems : en
  • GB498926A - Improvements in roofing tiles and the like : en
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  • FR836469A - Improvements in manufacturing processes for alloys containing molybdenum : en fr
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  • US2144504A - Top mounting structure for refrigerator cabinets : en
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  • FI18335A - Anordning for automatic recovery of brominated grafts is used : en fi
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  • NL44805C - : en
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  • US2144561A - Four stroke cycle internal combustion engine : en
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  • US2143966A - Telephone station : en
  • US2144173A - Vibratory apparatus : en
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  • US2144199A - Needle holding spool : en
  • US2144263A - Method of and machine for making tie bands : en
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  • US2143895A - Apparatus for the production of heat and cold : en
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  • NL44991C - : en
  • CA379008A - Lock and fastening fixing machine : en fr
  • US2143937A - Fuel feeding means for internal combustion engines : en
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  • DK55706C - Electric Discharge Pipe. : da en
  • US2144233A - Safety seat : en
  • GB499096A - Improvements in or relating to continuous-rod cigarette-making machines : en
  • GB499144A - Manufacture of sulphonation products : en
  • GB499247A - Avoiding depositions of carbonates from water : en
  • CA378999A - Circular loom stop mechanism : en fr
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  • US2144168A - Roof construction and method of laying roll roofing : en
  • US2144329A - Receptacle : en
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  • AU9238A - Improvements in and relating to electrode type electric liquid heaters : en
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  • US2144364A - Production and dehydration of alkali metal hydroxides : en
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  • DE670236C - Method and device for the continuous production of alkali cellulose : de en
  • DE670374C - Arrangement for multiple transmission according to the pulse duration remote measurement system : de en
  • DE670408C - Ventilation device for motor vehicles : de en
  • DE670537C - Process for the production of iron-containing tanning agents : de en
  • GB499231A - Pump for concrete, mortar and the like : en
  • GB499245A - Improvements in or relating to safety hooks : en
  • DE670641C - Device for splitting and composing images for television purposes : de en
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  • CA378921A - Paper stock separator : en fr
  • AU106352B2 - Improvements in and relating to fluid controlling valves : en
  • US2144209A - Motion picture projector : en
  • US2144258A - Film tensioning device : en
  • US2143970A - Sanding machine : en
  • CA378906A - Azo-dyestuff conversion product : en fr
  • US2143884A - Manufacture of thread or the like : en
  • US2144240A - Game device : en
  • US2143911A - Method of making a cellulosic product : en
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  • US2144138A - Current controlling device : en
  • US2144463A - Azo dyes and process for their application : en
  • FR836325A - O-hydroxycarboxylic acids and process for obtaining them : en fr
  • GB499283A - Improvements relating to diesel engines provided with precombustion chambers : en
  • US2144441A - Method of conditioning an absorption refrigerating system : en
  • US2144398A - Face-up delivery device for a printing press : en
  • US2143980A - Suspended ceiling structure : en
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  • DE670601C - Process for improving the magnetic properties of strips made of iron and nickel and optionally cobalt-based alloys : de en
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  • US2144121A - Modulated heating system : en
  • FR836342A - Improvements to elastic suspensions or elastic supports : en fr
  • GB499207A - Improved process for delustring and rendering textile fabrics crease-resisting : en
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  • US2144244A - Valve seat : en
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  • US2144170A - Joint between body and frame : en
  • AU106343B2 - An improved aseptic surgical dressing material andthe method for manufacturing thesame : en
  • US2144526A - Beam changer for incandescent searchlights : en
  • FR836358A - Planetary element gear change mechanism : en fr
  • US2144067A - Splinterless glass : en
  • USD112973S - Design for a dress : en
  • FR836331A - Variable pitch aerial propeller : en fr
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  • US2144580A - Hitch : en
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  • FR836391A - Luggage folding wheel carriers : en fr
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  • GB499294A - Improvements relating to the treading of tyres : en
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  • GB499035A - Improvements relating to sealing means for door, window and other openings of buildings or other structures : en
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  • GB499137A - Improvements in or relating to milling machines : en
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  • US2144178A - Apparatus for the production of true colloidal fuel : en
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  • US2144155A - Device for opening, dispensing contents of, and encasing cans : en
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  • GB498935A - Apparatus for producing hollow seamless tubes : en
  • US2144202A - Saponifying cellulose esters : en
  • US2144124A - Electric signaling mechanism : en
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  • DK55698C - Process for the Preparation of Furancarbonic Acid Esters. : da en
  • FR836313A - Improvements in dentures : en fr
  • GB498989A - Process for the production of a coating composition : en
  • GB499008A - Improvements in and relating to snap fasteners : en
  • US2143893A - Egg opening implement : en
  • US2144497A - Process for freeing gas of oxygen : en
  • US2144412A - Card slotter : en
  • US2144538A - Drive means for vehicles and the like : en
  • GB499169A - Improvements in engine governors and stop gear : en
  • FR836399A - Vat dyes belonging to the anthraquinone series and process for preparing these dyes : en fr
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  • GB498929A - Improvements in mops : en
  • GB499003A - Improvements in or relating to the mounting of a view finder on a collapsible camera : en
  • GB499236A - Improvements in or relating to fitments applicable for use as terminals for tubes, rods and the like : en
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  • DE670492C - Arrangement to avoid voltage jumps when regulating the voltage of converters working with grid-controlled steam or gas discharge paths : de en
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  • GB499192A - Improvements in or relating to bearings for machine tools : en
  • GB499212A - Improvements in electric cables : en
  • US2144283A - Mechanism for partially folding containers : en
  • US2144232A - Cartridge for shotguns : en
  • USD112978S - Design for a tire : en
  • CA378922A - Universal drive mechanism : en fr
  • US2144074A - Automatic clutch control device : en
  • US2143996A - Drafting mechanism : en
  • US2144312A - Mounting for snow removing mechanism : en
  • US2144028A - Power transmitting device : en
  • CA379027A - Ornamental member for wheels : en fr
  • GB499014A - Improvements in incandescent lamps burning vaporized liquid fuel : en
  • USD112941S - Design for a bottle : en
  • NL44829C - : en
  • GB499159A - Improvements in or relating to reinforced concrete floor structures : en
  • DE670478C - Circulation steam generator : de en
  • US2144366A - Oxidation inhibitor for insecticides : en
  • US2144525A - Process of making dry shaver parts : en
  • DE670591C - Electric gas or vapor discharge apparatus : de en
  • GB499057A - An improved reducing valve for controlling the delivery or discharge of high pressure air or gases : en
  • US2143981A - Universal hand saw : en
  • US2144215A - Electrical energy measuring circuit : en
  • NL44822C - : en
  • US2144454A - Windshield cleaner : en
  • DE670457C - Bucket wheel for high and low cut : de en
  • CA379004A - Engine suspension and mounting : en fr
  • CA378959A - Refrigerating apparatus : en fr
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  • US2144060A - Duplex die : en
  • US2144395A - Method and composition for the treatment of hay fever and other air-borne infections : en
  • GB498947A - Improvements in or relating to vehicle wheel mudguards : en
  • GB499177A - Printing plate for amalgam printing and method for producing the same : en
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  • US2144392A - Dental X-ray film package : en
  • US2144071A - Mailing package : en
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  • GB499116A - A device for retaining or securing bottle stoppers : en
  • GB499164A - Improvements in pianofortes and other furniture : en
  • GB499282A - Improvements in or relating to moving stairways : en
  • GB499374A - Improvements relating to plant for drying grasses and the like : en
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  • FR836600A - Thermostatic regulator for all electrical devices : en fr
  • GB499034A - Improvements in the manufacture of vinyl methyl ketone : en
  • GB499153A - Improvements in or relating to the manufacture of white titanium pigments : en
  • USD112957S - Design fob a lamp : en
  • DK55718C - Fuel Injector for Combustion Machines. : da en
  • GB498840A - Improvements in the manufacture of artificial leather : en
  • GB499080A - Improvements in or relating to wireless receiving sets : en
  • FR836452A - Improvements to devices used to affix marks, inscriptions or other decorative motifs on the surfaces of objects : en fr
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  • US2143890A - Process of refining petroleum oils : en
  • US2144213A - Mechanism for extruding plastic materials : en
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  • US2144241A - Automatic rifle : en
  • US2144417A - Sludge pump : en
  • FR836558A - Glass slabs for the construction of translucent walls and roofs : en fr
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  • GB499076A - Improved closure device for containers : en
  • US2144595A - Automatic reset means for automobile directional signal switches : en
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  • FR836425A - Automatic machine for applying hooks, rings and other similar articles which are fixed to leather, fabric or any support, by means of a propeller : en fr
  • US2144317A - End mounting for conveying devices for snow removing mechanism : en
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  • FR836337A - Special land desiccation drainage : en fr
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  • GB499397A - An improved wall plug : en
  • DE670508C - Control for electrically driven chassis : de en
  • FR836355A - Improvement in transmission mechanisms : en fr
  • US2144035A - Fan blast transformer : en
  • GB498982A - Improvements in or relating to tubular boilers heated by exhaust gases : en
  • DE670602C - Indicating device for piston engines : de en
  • FR836480A - Stockings or socks with a seamless heel and manufacturing process : en fr
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  • US2144270A - Variable speed transmission mechanism : en
  • US2144389A - Reversible sport suit : en
  • GB499195A - Improvements in and relating to the production of crystalline dextrose : en
  • GB499201A - Process for the production and recovery of metals : en
  • US2144435A - Tandem wheel construction for vehicles : en
  • AU106327B2 - Improvements in and relating to sanitary cisterns : en
  • CA378913A - Tone control device : en fr
  • GB499313A - Sensitive photographic elements : en
  • US2143935A - Fuel feeding means for internal combustion engines : en
  • GB499094A - Improvements in or relating to the manufacture of grinding or abrading wheels : en
  • GB499019A - Improvements relating to the protection of rooms or the interior of buildings or other confined spaces whether or not primarily intended for human habitation or occupation against harmful or undesirable external atmospheric influences : en
  • GB499104A - Improvements in tubular heat exchangers such as economizers : en
  • GB499242A - Improvements in or relating to fuel injection plant of internal combustion engines : en
  • FR836479A - Phase shift compass : en fr
  • FR836560A - Pivot panel hung window : en fr
  • DE670462C - Process for the production of glow phosphates : de en
  • DE670379C - Machine for arranging pen-like objects, especially wire nails and nails : de en
  • DE670524C - Production of a melt containing magnesium carbide : de en
  • DE670573C - Light metal pistons for internal combustion engines : de en
  • DE670322C - Device for recording X-ray and cathode ray diagrams of single crystals : de en
  • DE670483C - Completely encapsulated unit of a ring busbar switchgear for high voltage : de en
  • DE670496C - Flat roof interlocking tiles : de en
  • US2143881A - Shoe machine : en
  • US2144322A - Hydraulically controlled transmission gearing mechanism : en
  • CA379037A - Liquid fuel furnace : en fr
  • DE670407C - Control device for piston and floatless compressed air accumulators : de en
  • US2143858A - Steering mechanism for road vehicles : en
  • CA378933A - Anhydrous calcium sulphate processing : en fr
  • USD112958S - Design for a sled : en
  • DE670310C - Device for automatic switch-off of electrical machines when falling below a certain speed by means of a centrifugal switch : de en
  • GB499100A - A process and apparatus for purifying or dressing clay : en
  • GB498836A - Improvements relating to strapping machines : en
  • GB499077A - Improvements in electric signalling systems comprising concentric cables : en
  • FR836564A - Electron ray tube indicator circuit : en fr
  • CA378960A - Wheel rim : en fr
  • FR836534A - Safety device for installations incorporating hydraulic transmission, particularly for hydraulic brakes in motor vehicles : en fr
  • FR836589A - Mineral concentration process : en fr
  • CA378932A - Cellulose material processing : en fr