• US2099796A - Cultivator shovel : en
  • US2100219A - Open nozzle : en
  • US2099826A - Insecticide : en
  • US2099917A - Ventilating device for cars and the like : en
  • USD107155S - Design for a radio cabinet : en
  • CA370130A - Circuit controlling instrument : en fr
  • US2100100A - Electrical duct feed : en
  • US2100171A - Electrical machine inserted in a series network and operating at an adjustable constant speed : en
  • AT151539B - Steam generator assembled with a steam turbine. : de en
  • US2100005A - Road machine : en
  • US2100056A - Optical bore comparator : en
  • AT151652B - Process for the photochemical oxidation of organic and inorganic compounds. : de en
  • AU102493B2 - An improved flushing cistern : en
  • CA370161A - Telegraph printer system : en fr
  • CA370169A - Shelf edging : en fr
  • CA370196A - Switch and circuit breaker : en fr
  • DE653367C - Protection against projectile fragments and warfare agents for basement windows with a light shaft in front : de en
  • GB475855A - Improvements in or relating to ultra short wave radio aerial systems : en
  • USD107115S - Design foe a clip or similar article : en
  • USD107131S - Design for a brooch : en
  • US2099813A - Driving mechanism : en
  • US2099901A - Combined collar holder and tie clasp : en
  • CA370181A - Flying machine : en fr
  • DE653575C - Process for the extraction of pure magnesium metal from raw magnesium or from magnesium-rich starting materials or waste materials : de en
  • USD107070S - Design for a curtain : en
  • DE653532C - Two-axle bogie of rail vehicles, containing two single-axle steering axle frames : de en
  • FR820911A - Elevator development : en fr
  • FR820967A - Improvements to balanced anode circuit assemblies, for short waves : en fr
  • GB475838A - Improvements in sparking-plugs for internal-combustion engines : en
  • US2100199A - Extractor-cleaner reclaiming machine : en
  • USD107069S - Design for a curtain : en
  • AT151544B - Device for attaching transparent panels to windshields with rubber edging. : de en
  • AT151681B - Heat storage stove. : de en
  • US2099845A - Apparatus for mounting prints and the like : en
  • US2100269A - Card holder : en
  • AU467536A - Improvements in or relating to hypodermic syringes : en
  • US2099969A - Floor surfacing machine : en
  • US2100070A - Manufacture of black wax : en
  • DE653459C - Automatic engagement device for the winch clutch of ramming devices with free falling ramming plate : de en
  • DE653469C - Device on shut-off devices to regulate the flow rate : de en
  • CA370062A - Radio frequency distribution system : en fr
  • US2100086A - Process for the manufacture of pig iron : en
  • GB475619A - Improvements in or relating to baking pans : en
  • AT151637B - Process for the desizing of goods made of cotton or other cellulose-containing textile fibers. : de en
  • US2100057A - Valve spring : en
  • US2100072A - Air conditioning apparatus : en
  • DE653465C - Molding machine for making boxless molds : de en
  • DE653321C - Device for monitoring the thread tension on warp knitting machines : de en
  • DE653383C - Overload bars, fireproof fuse cartridge : de en
  • DE653470C - Process for the sensitization of light-sensitive halogen silver emulsions for red and infrared : de en
  • FR821145A - Improvements to Distortion Compensation Devices in Cathode Ray Image Exploration : en fr
  • AU737A - Recovery of sulphur dioxide from gases : en
  • AT151710B - Suspension for luggage racks or pillion seats on road vehicles, especially for bicycles, motorcycles and the like. like : de en
  • US2100059A - Control system : en
  • US2100183A - Method and apparatus for initiating temperature rise alarms : en
  • GB475711A - Process of and apparatus for the continuous deacidification and after-treatment of artificial fibres in endless form : en
  • AT151662B - Process for the preparation of aromatic selenium compounds. : de en
  • AT151503B - Process for the production of magnetically finely divided bodies, preferably magnetic cores for low-voltage technology (e.g. sound and high-frequency technology), from a mass of individual magnetic parts. : de en
  • CA370126A - Drill bit : en fr
  • AT151631B - Process for the production of products containing phosphoric acid which are particularly suitable for fertilization purposes. : de en
  • AU528536A - Tubular structure : en
  • CA370085A - Belt manufacture : en fr
  • US2100099A - Refining lubricating oil with dichloroethyl ether : en
  • US2100166A - Sewing machine : en
  • USD107153S - Design for an entree plate : en
  • GB475780A - Method of lining and/or sheathing iron pipes or tubes and the like : en
  • US2099711A - Hermetically sealed package : en
  • US2100297A - Xchohxch : en
  • DE653586C - Paper web feeder equipped with two clamping devices for intermittent printing printing machines : de en
  • AT151713B - Folding boat. : de en
  • US2099914A - Method of and apparatus for influent supply : en
  • US2099939A - Sampling valve : en
  • US2100133A - Trailer hitch and brake actuator : en
  • US2100250A - Protective coating for tennis strings and the like : en
  • USD107148S - Design for a phonograph cabinet : en
  • US2100104A - Manufacture of mattresses : en
  • DE653397C - Flame cutting machine : de en
  • US2099769A - Circuits embodying negative impedance : en
  • US2099953A - Venetian blind supporting bracket : en
  • US2099899A - Thermometer : en
  • US2100088A - Instrument cord : en
  • DE653427C - Process for the production of washable starch finishes : de en
  • DE653531C - Multiple expansion piston steam engine with condensation for large pressure drops : de en
  • GB475625A - Improvements in spring suspension arrangements for vehicles : en
  • CA370164A - Tenon and mortise regluing method : en fr
  • DE653433C - Device for soft soldering hollow-pressed metal jaws on the alder of pocket knives o. : de en
  • GB475602A - Improvements in or relating to gas-heated appliances : en
  • AT151552B - Steam inlet valve for jet pumps that opens against the boiler steam pressure. : de en
  • CA370057A - Cathode ray tube : en fr
  • US2099912A - Vehicle pillar structure : en
  • US2099948A - Stocking : en
  • DE653519C - Method for the transmission of messages of all kinds by wireless means : de en
  • US2100089A - Suction cleaner : en
  • AT151558B - Oscillating shaft pump. : de en
  • CA370118A - Grinding wheel : en fr
  • GB475639A - Improvements in and relating to bolt clippers and like pivoted jaw tools : en
  • US2099904A - Method of kaleidoscopic projection and apparatus therefor : en
  • US2100084A - Pneumatic tire tread : en
  • AT151578B - Process for converting single-phase alternating current. : de en
  • US2100083A - Dispensing bottle top : en
  • DE653516C - Steam generator with forced flow of the working medium : de en
  • FR821072A - Level indicator device with dip tube : en fr
  • FR48245E - Supply regulator for liquid fuel burners : en fr
  • FR821064A - bucket elevator : en fr
  • FR820966A - Gluing machine with rolling and drying, applicable to mechanical and manual warping machines : en fr
  • FR821007A - Detection of an obstacle and measurement of its distance by short or ultra-short waves : en fr
  • FR820973A - Mechanical mounting device for superheterodyne intermediate frequency transformer : en fr
  • DE653545C - Press casting device : de en
  • FR821113A - Stiffened and wash-stable fabrics and method of preparing such fabrics : en fr
  • DE626936C - Arrangement for monitoring the state of charge of accumulators as a function of the battery voltage : de en
  • DE653510C - Storage of non-rotatable drive spindles, especially trough drive spindles for ship lifts : de en
  • FR821127A - Communication recording ticket printing systems for telephone offices or the like : en fr
  • FR821134A - Articulated wedge belt : en fr
  • FR821106A - Gas valve controlled by gas flow : en fr
  • DE653417C - Selective protection device for high-voltage systems with the help of electron tubes : de en
  • GB475745A - Improvements in or relating to lubricating systems : en
  • GR6967B - WOODEN SCRAPERS OF LEADS. : el en
  • DE653399C - Coal grinding plant with a rack mill : de en
  • DE653556C - Starting device for internal combustion engines : de en
  • FR48233E - Portable power socket with roll-up device : en fr
  • FR821026A - Device for automatically controlling the diaphragm of a photographic or cinematographic lens as a function of the light intensity of the beam passing through the latter : en fr
  • AT151575B - Facility for multiple high frequency wire radio. : de en
  • US2100112A - Method of collecting lint : en
  • USD107093S - Design for a combinet : en
  • GB475812A - Improvements in light valves for photographically recording sound : en
  • GB475623A - Improvements in or relating to calks for shoes : en
  • US2099926A - Smoking tube : en
  • US2099936A - Art of manufacturing containers or parts thereof : en
  • US2100033A - Mercurial electric cut-out : en
  • AT151649B - Process for the production of a pig iron containing more than 0¨6% titanium in a blast furnace. : de en
  • DE653403C - Dispensing device : de en
  • US2099832A - Pump handle structure : en
  • US2099690A - Water-insoluble salts of phthalocyanine-sulphonic acids : en
  • US2100032A - Fly swatter : en
  • US2100153A - Iron sleeper : en
  • GB475605A - Improvements in or relating to bicycle locks : en
  • US2099785A - Engine intake system : en
  • DE653474C - Circuit arrangement for signal systems with several loops of different types connected to the same control center : de en
  • US2099928A - Hydrant : en
  • USD107105S - Design for a lighting trough or simi : en
  • US2099803A - Method for making gauges : en
  • US2100037A - Thermostat : en
  • USD107076S - Design for a display back fob bread : en
  • US2099684A - Mechanism for handling freight containers : en
  • USD107166S - Design for a wringer head : en
  • DE653570C - Pressure flow safety device for multi-stage steam or gas turbine blading : de en
  • FR820901A - Character wheel for tape printing devices : en fr
  • FR820917A - Process for the catalytic pyrolysis of hydrocarbons : en fr
  • US2100167A - Detachable closure and spout for containers : en
  • FR821121A - Method and device for straightening sharp wooden dowels or the like in bulk intended for work in nailing or dowel machines : en fr
  • GB475843A - Improvements in and relating to change-speed planetary gearing : en
  • USD107097S - Design for a combine : en
  • DE653443C - Tap for burettes, pipettes, etc. like : de en
  • DE653447C - Fuel vaporizer device for internal combustion engines : de en
  • US2100177A - Elevator system : en
  • GB475561A - Improvements in and relating to electric discharge devices : en
  • DE653373C - Device for distilling and splitting tars and oils using a metal melt : de en
  • FR821081A - Warning system for automatic warning devices for too low pressures in automobile tires : en fr
  • FR820925A - Two-stroke combustion engine comprising one or more engine cylinders supplied by a charging pump : en fr
  • GB475778A - Vehicle door : en
  • FR820904A - Crossword puzzle box : en fr
  • FR821077A - Machines for baling fodder and in particular hay : en fr
  • GB475531A - Improvements in or relating to thermionic oscillation generator circuits : en
  • DE653387C - Melting tank : de en
  • DE653551C - Metallic glasses frame : de en
  • FR821088A - New product that can be used as a plaster and primer and its manufacturing process : en fr
  • US2100002A - Swing seat : en
  • DE653579C - Multi-spar wing : de en
  • US2099745A - Collapsible bench and table structure : en
  • US2100029A - Porous rubber product and method of making the same : en
  • USD107198S - Design fob a textile fabric : en
  • FR821057A - Improvements to vehicle braking mechanisms : en fr
  • USD107136S - Design for a clip : en
  • GB475730A - Improvements in or relating to reciprocating piston machines of the free-stroke type : en
  • US2100058A - Light support : en
  • US2100260A - Thermocouple ammeter : en
  • GB475655A - Improvements in or relating to colour photography : en
  • GB475669A - Improvements in or relating to printing machines : en
  • US2100169A - Elevator roller guide shoe : en
  • GB475697A - Improvements in spring assemblies for upholstery : en
  • FR820910A - Improvements to lead-acid batteries : en fr
  • GB475693A - Improvements in and relating to speed regulating devices for power machines : en
  • GB475587A - Improvements in and relating to flying machines : en
  • US2100189A - Gas separator for incinerators : en
  • FR820982A - Improvements to machines for forming the caps of berets and other headgear : en fr
  • USD107118S - Design for a clip or similar article : en
  • FR821044A - Safety device for closures : en fr
  • GB475613A - Improvements connected with auxiliary windings for three-phase transformers : en
  • US2100120A - Hatch construction : en
  • US2100191A - Hydraulic drive : en
  • FR821115A - Process of making iron from iron ore : en fr
  • AU469136A - Improvements in and relating to knobs or handles for doors andthe like : en
  • FR820995A - Swiveling device for mounting : en fr
  • GB475741A - Improved coupling means for agricultural machines : en
  • DE653472C - Copier for making reflex copies and direct copies : de en
  • AT151505B - : de
  • US2100113A - Grease retainer : en
  • AT151749B - Short socks. : de en
  • DE653414C - Arrangement of contact organs in structural parts made of insulating compression material with the intermediation of bodies made of ceramic or other high-quality insulating material : de en
  • DE653591C - Rolling bearing wheel set for mine and field railroad cars with automatically adjustable helical roller bearings : de en
  • AT151723B - Multipack, in particular for combs. : de en
  • AU491236A - An improved grip attachment for dual-tyred wheels : en
  • US2100064A - Internal combustion engine : en
  • US2100071A - Escapement device on paper carriages for typewriters : en
  • USD107144S - Design for a badge or similar article : en
  • US2099820A - Delivery mechanism for printing machines : en
  • GB475537A - Treatment of cellulose fabrics, yarns or the like : en
  • DE653378C - Adjustable and lockable stop for stage signal boxes on guide rails : de en
  • USD107164S - Design for a collapsible container : en
  • USD107205S - Design for a textile fabric : en
  • DK53885C - Ring book mechanism. : da en
  • GB475696A - Improvements in structural members for use in the bodies of road and like vehicles : en
  • GB475794A - Improvements in or relating to motion picture apparatus : en
  • DE653598C - Protective housing for insulated encapsulated contactor switch : de en
  • GB475660A - Improved process of bating hides and skins : en
  • US2100081A - Process for the production of preparations containing the active constituents of vegetable products : en
  • US2099861A - Pad filling apparatus : en
  • GB475674A - Improved locking gear for the coupling mechanism of tractor and trailer vehicles : en
  • DE653456C - Device for cooling and keeping bottles sterile : de en
  • FR821065A - Tape and machine for recording and reproducing sounds : en fr
  • AT151589B - Cathode ray tube. : de en
  • AT151677B - Aileron control device for aircraft. : de en
  • DE653569C - Line-up device for letter folders with a leaf spring acting on the crook of the swingable line-up handle : de en
  • US2099742A - Remote feed for liquid fuel : en
  • US2099814A - Preparation of isopropyl sulphates : en
  • USD107086S - Design for a knitted fabric : en
  • US2099995A - Shoe machine : en
  • GB475490A - Improvements in and relating to electric wave filters : en
  • CA370182A - Split pin : en fr
  • DK53894C - Discharge pipe containing Steam and surrounded by an evacuated Sheath. : da en
  • US2099727A - Telephone receiver : en
  • AT151673B - Control for the shut-off devices arranged in the lines of activated carbon systems. : de en
  • DE653348C - Method for operating motor propeller engines : de en
  • FR820942A - Grinding machine : en fr
  • GB475663A - Improvements in or relating to the dehydration of oils : en
  • GB475770A - A new or improved display and sale cabinet : en
  • AT151561B - Guide vane carrier for steam turbines. : de en
  • CA370052A - Ventilating fan : en fr
  • USD107154S - Design for a radio cabinet : en
  • GB475932A - Improvements in or relating to actuating mechanism for reciprocating and/or oscillating valves of internal combustion engines : en
  • US2100173A - Closure device : en
  • AT151689B - Ski toboggan. : de en
  • CA370103A - Metal surface veneering method : en fr
  • US2100148A - Apparatus for producing images : en
  • US2100015A - Washer placing machine : en
  • CA370167A - Pipe wrench : en fr
  • FR48202E - Rotating plate : en fr
  • US2099712A - Method of making piston rings : en
  • AT151529B - Composite masonry, consisting of frame and infill masonry. : de en
  • US2099788A - Front end construction for tractors : en
  • US2100127A - Hatch construction : en
  • DE653384C - Device for controlling an electrical current, in particular for generating alternating current of lower frequency from alternating current of higher frequency : de en
  • GB475522A - Improvements in or relating to sterilising apparatus : en
  • GB475603A - Improvements in or relating to internal combustion engine-electric power units : en
  • GB475609A - Improvements in or relating to regenerative coke ovens : en
  • US2099875A - Water closet : en
  • US2100087A - Photographic printing machine : en
  • USD107160S - Design for a game board : en
  • FR821018A - Improvements made to hydraulic pressure transmitters, in particular to those linked to pressure gauges in engine lubrication circuits : en fr
  • AT151716B - Double-walled, conical vessel made of paper or the like. : de en
  • US2099673A - 1-acyl-amino-anthraquinone-6-thiazoles : en
  • US2100197A - Selvage forming device : en
  • US2100151A - Apparatus for producing ice : en
  • USD107145S - Design fob a cosmetic container : en
  • US2100069A - Lubricating device : en
  • US2100095A - Locomotive steam separator : en
  • US2100154A - Distributor valve : en
  • FR821061A - Process for continuously stripping metal surfaces : en fr
  • GB475710A - Improvements in means for the mounting of the cutting or grinding ribs or teeth in mills : en
  • US2099919A - Process for the treatment of hydrocarbon oil : en
  • US2100067A - Voluminously swellable substance and process of making same from waxes : en
  • GB475934A - Improvements in and relating to acetylene generators : en
  • AU102462B2 - Improved method of and apparatus for manufacturing moulded pipes : en
  • CA370086A - Covering material : en fr
  • GB475597A - Improvements in or relating to collecting apparatus for cigarette or the like making machines : en
  • GB475748A - Improvements in or relating to means for trapping or cutting, and for taking-up or tensioning yarns in spinning, doubling and like machines : en
  • DE653549C - Connection piece for cross bracing on iron pipe scaffolding : de en
  • DE653479C - Arrangement for influencing the brightness of a television display light source as a function of the control voltage : de en
  • USD107203S - Design for a dress : en
  • GB475657A - Improvements in or relating to closure elements for canisters and like vessels : en
  • GB475928A - Improvements in or relating to television : en
  • GB475847A - Improvements in or relating to treatment of finely divided powders : en
  • US2099892A - Perforating apparatus : en
  • GB475795A - Improvements in or relating to lifting jacks : en
  • US2100158A - Hair waving apparatus : en
  • USD107162S - Design for a beanpot : en
  • US2100290A - Lens : en
  • USD107119S - Design for a clip or similar article : en
  • US2099767A - Diffuser : en
  • US2099853A - Handbag : en
  • AT151693B - Direction display device for bicycles and motorcycles. : de en
  • US2100157A - Swab : en
  • DE653495C - Decorative plate to be connected to the cover plate for inlet belt roller without screws : de en
  • DE653596C - Three-core or multi-core cable-like line : de en
  • FR820992A - Damping articulation for components such as the control surfaces of aerial locomotion vehicles : en fr
  • US2099869A - Valve lock : en
  • US2099935A - Showcase and sham construction : en
  • FR820962A - Further training in cameras : en fr
  • FR820916A - Lighting device for vehicle at night crossing : en fr
  • GB475585A - Improvements in or relating to valve parts and method of constructing the same : en
  • DE1422963U - Airspace insulated electrical line : de en
  • FR821092A - Light metal cylinders for compressed oxygen and other gases : en fr
  • DE653601C - Single-phase capacitor motor for reversing the direction of rotation : de en
  • GB475642A - Improvements in or relating to machines for cutting manufactured tea and like dry substances : en
  • GB475828A - Improvements in and relating to methods of increasing the resistance to heat of alloys containing iron and aluminium with or without chromium : en
  • US2100009A - Electrical connecter : en
  • US2100011A - Recovery and purification of hydrocarbon oil : en
  • US2099693A - Gridiron : en
  • US2099900A - Doughnut forming machine : en
  • FR48239E - Anti-slip device for pneumatic wheels : en fr
  • GB475862A - Improvements in or relating to rotary engines : en
  • GB475680A - Improvements relating to open containers or trays : en
  • DE653506C - Device for measuring ice accumulation : de en
  • DE653360C - Electric propeller drive with asynchronous motors : de en
  • GB475589A - A new or improved foot-rest : en
  • FR820956A - Rubber hydrohalides and process for their preparation : en fr
  • GB475627A - Manufacture of new intermediate products for dyestuffs : en
  • GB475633A - Jigging screen : en
  • US2099866A - Photographic shutter : en
  • USD107149S - Design fok a semitrailer tank body : en
  • FR821078A - Chimney bolster : en fr
  • US2099976A - Manufacture of shaped articles : en
  • US2100304A - Typographical mold and slug : en
  • USD107082S - Design for a jar : en
  • US2099743A - Water softener : en
  • FR821062A - Security device for coin operated devices : en fr
  • GB475643A - Improved method and device for the remote tuning of radio-receiving apparatus : en
  • GB475726A - Improvements in and relating to electric cables : en
  • DE653594C - Device for locking switches, signals and routes : de en
  • FR821050A - Device for measuring the temperature during the destructive hydrogenation of carbonaceous materials : en fr
  • FR820987A - Improvements to hearths with automatic loading and cleaning : en fr
  • FR821053A - Preparation of dyes and intermediates : en fr
  • FR821073A - : fr
  • US2099994A - Electron tube : en
  • US2099908A - Target : en
  • US2099952A - Illuminating device : en
  • GB475854A - Means for detachably securing a pen, pencil, or other elongated instrument in a pocket : en
  • DK53911C - Elastic Coupling. : da en
  • FR821014A - Improvements made to the attachment of electric wires to user devices : en fr
  • FR821137A - Improvements to hydraulic plaster cements, and their manufacturing process : en fr
  • AT151704B - Direction indicators for bicycles and motorcycles. : de en
  • GB475615A - Improvements in systems for heating buildings with hot-air : en
  • GB475856A - Improvements in the suspension system of bogies : en
  • US2100038A - Plug or cork for delivering doses : en
  • USD107192S - Design for a dress : en
  • DE653217C - Process for the production of oily masses such as soaps, shaving cream and similar products : de en
  • DE653299C - Arrangement for the delivery or reception of an essentially constant direct current, consisting of a self-excited polyphase synchronous machine with two independently excited field components, the axes of which are offset from one another, and a rectifier : de en
  • FR821029A - Joint cover for metal support in mines : en fr
  • GB475616A - Improvements in or relating to frames for handbags and the like with electric lighting devices : en
  • FR821076A - Variable angle of attack airplane : en fr
  • GB475813A - Compounds of the anthraquinone series and their manufacture : en
  • GB475850A - Improvements in or relating to chain fasteners : en
  • US2100284A - Time control system : en
  • US2100124A - Hatch construction : en
  • US2100163A - Girdle : en
  • DE653593C - Device for achieving an influencing, linearly dependent on the speed of the moving train, on devices, signals or the like to be controlled by the train, in particular for switching on overhead signal systems : de en
  • FR48203E - Direct reading measuring device for the resistance of the earth electrodes : en fr
  • US2099757A - Esters of formals and method of preparing them : en
  • US2100018A - Grille guard : en
  • GB475614A - Improvements in hydraulic shock absorbers : en
  • FR821015A - New method of hydrogenation of oils and fats : en fr
  • GB475779A - Production of highly elastic flexible tubes or diaphragms : en
  • GB475791A - Improvements in and relating to hydraulically-operated drilling, mortising and like machine tools : en
  • US2100249A - Neck for musical instruments : en
  • US2099703A - Motor vehicle : en
  • GB475743A - Improvements in and relating to circuits employing condensers : en
  • GB475752A - Improvements in or relating to milling machines : en
  • GB475810A - Improvements in or relating to barrels or drums : en
  • DE653573C - Device for monitoring feed lines : de en
  • FR821119A - Rolling mill : en fr
  • FR821019A - Printing process on fabrics and resulting products : en fr
  • DE653315C - Switching arrangement for generating several voltages offset from one another by equal angles from a single-phase AC voltage for controlling discharge paths : de en
  • DK53887C - Procedure for the Preparation of 1-Ascorbic Acid. : da en
  • GB475720A - Improvements relating to calculating apparatus : en
  • GB475864A - Improvements in or relating to the manufacture of sleeve valves for internal-combustion engines, or like cylindrical objects : en
  • AU102476B2 - Improvements in and relating to knobs or handles for doors andthe like : en
  • USD107081S - Design for a jewelry box : en
  • US2099777A - Buffing wheel : en
  • US2100075A - Handling rolled material : en
  • GB475530A - Improvements in or relating to thermionic oscillation generator circuits : en
  • US2099890A - Means for regulating the speed of polyphase alternate current motors : en
  • US2099983A - Internal combustion engine : en
  • USD107194S - Design fob an embroidered fabric : en
  • AT151549B - Fluid circuit as a clutch or converter based on the hydrodynamic working principle. : de en
  • AT151572B - Magnetic electric machine. : de en
  • FR820927A - Manufacturing process of a photographic layer, which makes it possible to obtain images giving the impression of relief : en fr
  • AT151635B - Process for achieving a white shade in textiles and starch preparations. : de en
  • US2099823A - Rail flaw detector mechanism : en
  • GB475618A - Automatic car coupling with rotatable hook plates and balancing links : en
  • DE653582C - Device for preventing the overflow of a centrifugal drum with discharge of the centrifugal liquid through a Schaelkoerper : de en
  • US2099860A - Horse collar : en
  • USD107196S - Design for a dress : en
  • FR821099A - Centrifugal pumps : en fr
  • DE653404C - System for damping ship vibrations : de en
  • FR821122A - Compensating chain with correctors : en fr
  • FR821123A - Paddle propulsion device, for ships : en fr
  • GB475783A - Wear resisting edge for skis : en
  • GB475750A - Electric wave signalling : en
  • US2099688A - Tooth brush and process of making the same : en
  • US2100181A - Railway truck : en
  • GB475874A - Improvements in or relating to telephone systems : en
  • GB475875A - Improved lifting and carrying devices for the covers of ships' hatchways : en
  • GB475675A - Improvements in and relating to mercerising liquors : en
  • US2100238A - Metallic expansion joint : en
  • GB475692A - A process for the extraction of liquid mixtures : en
  • USD107179S - Design fok a display stand : en
  • US2099962A - Miniature offset press : en
  • DE653395C - Flat belt with friction pads : de en
  • AT151563B - Device for braking and coupling. : de en
  • CA370137A - Furnace draft control : en fr
  • AT151624B - Method and rolling mill for the production of thin strip metal and thin metal sheet from a thick starting workpiece. : de en
  • AU88737A - Improvements inthe production of metal bottles forthe manufacture of tubes : en
  • AU102474B2 - Improvements relating tothe ventilation of water closets : en
  • AT151676B - Capillary active agents. : de en
  • DE653410C - Remote water level control for water passages in long factory channels : de en
  • FR821000A - Foaming device : en fr
  • FR821149A - Internal combustion engine : en fr
  • CA370135A - Electrical conductor : en fr
  • CA370099A - Centralized railway traffic controlling system : en fr
  • GB475540A - Improvements in gilled heat exchange tubes : en
  • US2099856A - Hair waving apparatus : en
  • US2099887A - Muffler : en
  • US2099942A - Spring shackle : en
  • CA370198A - Shingle finishing machine : en fr
  • DE653389C - Handle attachment for vessels, especially cooking vessels : de en
  • DE653419C - Current feedthrough for single-walled electric discharge lamps, especially electric light tubes : de en
  • US2100121A - Hatch construction : en
  • FR821025A - Pressurized fluid brake control, more particularly for motor vehicles : en fr
  • GB475634A - Improvements in and relating to storage garages : en
  • GB475935A - An improved method for applying layers of base metal upon ceramic bodies : en
  • FR821004A - Multiple air intake device for compressed air line forming water and oil separator : en fr
  • GB475593A - Improvements in and relating to tobacco feeding mechanism for cigarette making machines : en
  • US2099675A - Gearing for driving superchargers on aircraft engines : en
  • USD107062S - Design for a combined sectional lug : en
  • US2100282A - Tucking mechanism : en
  • DE653408C - Process for marbling leather : de en
  • FR821021A - Projectile enhancements such as hand grenades : en fr
  • GB475829A - Improvements in pulverulent fuel furnaces : en
  • CA370055A - Organic compound : en fr
  • FR821070A - Automatic mixing and fine grinding rolling mill for chocolate, colors, etc. : en fr
  • GB475671A - Improvements in the manufacture and production of polymerisation products : en
  • GB475676A - Improvements in vices : en
  • US2099741A - Saucer for cups : en
  • AU102487B2 - Improvements in tyres for vehicles : en
  • FR821135A - Silicate surface coating : en fr
  • US2099979A - Button : en
  • AT151532B - Device for applying paper stock, cellulose or the like to the screen of paper machines, cellulose dewatering machines or the like. : de en
  • AU102497B2 - Recovery of sulphur dioxide from gases : en
  • USD107170S - Design fob a dress : en
  • US2099733A - Tuning apparatus for radio receivers : en
  • US2100193A - Linear amplifier with extra wide band pass characteristics : en
  • AT151712B - Iron pipe bar for railroad barriers. : de en
  • DE653524C - Adding mechanism indentation device for different gaits in cash registers, accounting and calculating machines : de en
  • AT151738B - Box camera. : de en
  • CA370088A - Centrifugal separator : en fr
  • AT151509B - Car bodies for vehicles, in particular for motor vehicles. : de en
  • GB475764A - Improvements in rivet setting devices : en
  • US2099863A - Centrifugal extracting and discharging mechanism : en
  • US2100231A - Sea bottom anchor system and method of placing the same : en
  • USD107135S - Design for a clip : en
  • AT151605B - Circuit for separating image streams from synchronizing pulses. : de en
  • GB475751A - Improvements in nozzles for hose pipes : en
  • US2100298A - Pouch : en
  • US2100180A - Electrical communication circuit : en
  • DE653580C - Voltage-dependent circuit diagram : de en
  • FR821005A - Elastic assembly lath system for blinds, curtains, blinds, gratings and similar objects : en fr
  • AU231436A - Scanning disc for television transmitters : en
  • DK53891C - Trovejs Telephone Transmission System or Amplifier System. : da en
  • US2099809A - Floor covering : en
  • GB475714A - Improvements in and relating to portable abrading and filing machines : en
  • FR821080A - Manufacturing process of bromonaphthoic acid : en fr
  • GB476079A - Improvements in or relating to machines for sewing on buttons : en
  • US2099811A - Fluid-thermo-valve : en
  • US2099986A - Electric attachment plug : en
  • US2100293A - Coverall for ranges : en
  • GB475527A - Improvements in or relating to magnetic deflecting systems for electron discharge apparatus : en
  • GB475539A - Improvements in or relating to magnetic deflecting systems for cathode ray tubes : en
  • CA370113A - Accounting machine : en fr
  • FR820972A - Process for preparing liquid hydrocarbons : en fr
  • US2099761A - Safety switch box : en
  • US2100206A - Differentially operated detection circuit : en
  • GB475611A - Improvements in hydraulic shock absorbers : en
  • CA370178A - Wheel alignment tester : en fr
  • DE653543C - Lowering device on Ruettelformmaschinen : de en
  • DE653528C - Process for the production of ring-shaped locking washers with overlapping lobes : de en
  • DE653405C - Stocking lace protectors : de en
  • AU102473B2 - Improvements in or relating to detonating explosives : en
  • AT151577B - Circuit arrangement for company management with subscriber-specific meters in the office. : de en
  • AT151691B - Freewheel brake hub with back pedal relief. : de en
  • DE653511C - Overload protection for the drive of excavator bucket chains : de en
  • USD107092S - Design fob a combined beverage cool : en
  • AT151736B - Hardened glass sheet, method and apparatus for its manufacture. : de en
  • FR821100A - Device for holding and fixing pants : en fr
  • GB475595A - Frequency-reducing valve circuits : en
  • GR6971B - METHOD AND APPARATUS FOR POLISHING RIBBON LENSES IN DRILLINGS AND TOOLS FOR APPLICATION OF THE METHOD. : el en
  • CA370060A - Accounting machine : en fr
  • US2099864A - Process for manufacture of distilled spirits : en
  • US2100223A - Display device : en
  • FR820961A - Means for quickly attaching and detaching closures from parts of clothing, car covers, etc., as well as replacing buckle fasteners : en fr
  • GR6966B - METHOD OF USING POWDER - DYNAMITE AS A FUEL FOR PRODUCTION OF MOTOR POWER. : el en
  • AT151599B - Process for the production of photosensitive cells. : de en
  • DK53906C - Plant for the promotion of growth of plants, flowers and fruits in the open air. : da en
  • DK53886C - Pressure equalization device for electrolytic water decomposition devices. : da en
  • DE653437C - Floor cleaning machine, in particular for wet processing : de en
  • DE653452C - Manufacture of gas-tight covers for balloons, airships, etc. like : de en
  • DE653521C - Push-button switch with an axially displaceable and rotatable, spring-controlled switching element carrying several mutually insulated current bridges : de en
  • US2099800A - Shielded circuits for open wire lines : en
  • USD107168S - Design for a curtain : en
  • GB475583A - Improved means for facilitating the withdrawal of ashes from furnaces : en
  • DE652912C - Process for the production of keto derivatives of chrysene : de en
  • GB475662A - An improved fastening device for belts, bands and the like : en
  • US2100208A - Margin bar for printing cylinders : en
  • FR820996A - Auxiliary device for removing sprockets from multi-toothed freewheels for bicycles : en fr
  • FR821079A - Gear shift system : en fr
  • US2100142A - Weigh can and valve mechanism : en
  • US2099794A - Orienting device for well tools : en
  • DE653508C - Playing card : de en
  • DE653574C - Device for deriving constant alternating currents or voltages from non-constant alternating currents or voltages, in particular for measuring purposes : de en
  • US2100105A - Signal for automobiles : en
  • US2099713A - Device for solving relative movement problems : en
  • US2099859A - Collapsible rotary core drill : en
  • US2100268A - Battery terminal post clamp : en
  • US2099739A - Extraction of juice from vegetable pulp and like materials : en
  • US2099941A - Building construction : en
  • USD107193S - Design for an embroidered fabric : en
  • FR48208E - Optical system for headlights and projectors : en fr
  • US2099989A - Trim panel construction : en
  • USD107152S - Design for a dining table : en
  • FR820999A - Fast cold soap making process : en fr
  • DK53914C - Bicycle lamp with associated lamp holder. : da en
  • FR821086A - Process for the electrolytic production of arsenates : en fr
  • US2099700A - Cooling device for hot seals : en
  • US2099997A - Coil body for field coils of electrodynamic loudspeakers : en
  • DE653434C - Bottle for liquids that are applied to the skin, especially skin oils : de en
  • US2099946A - Method of making concrete building blocks : en
  • US2100179A - Method of coating metal articles with zinc : en
  • FR821031A - Modification made in the balance adjustment of cutters and treasure plows : en fr
  • GB475759A - Improvements in or relating to electric fire alarms : en
  • GB475526A - Improvements in heat exchange tubes : en
  • GB475851A - Improvements in or relating to rotary engines : en
  • FR48220E - Gap corrector for remote control : en fr
  • GB475716A - Improvements in crushing and grinding apparatus : en
  • GB475760A - Improvements in knitted fabric comprising elastic thread and process of manufacturing the same : en
  • US2099716A - Constant current system : en
  • US2100098A - Chair : en
  • USD107079S - Design for a temperature indicator : en
  • GB475739A - Improvements in or relating to pasteurising or sterilising apparatus : en
  • FR820985A - Shoe soles, galoshes or the like and their manufacturing process : en fr
  • GB475512A - Improvements in or relating to electric metering apparatus : en
  • GB475709A - Improvements in and relating to the veneering of metallic surfaces by electric welding : en
  • US2099718A - Decomposing hydrocarbon oils : en
  • US2100237A - Door lock : en
  • FR821052A - Device allowing the control of installations for establishing telegraph communications and the elimination of distortions of these installations : en fr
  • FR820970A - Method for boosting voltages for the control of electronic currents and electrical accumulation : en fr
  • USD107139S - Design for a clip : en
  • DE653565C - Loading device for handguns, especially pistols, with an endless loading strip : de en
  • FR820937A - Clasp for bracelets, in particular for watch bracelets : en fr
  • US2099776A - Material working apparatus : en
  • FR820977A - Food product consisting of a mixture of yoghurt and fruit jam or marmalade : en fr
  • FR820945A - Apparatus for producing soap bubbles : en fr
  • US2099706A - Control device : en
  • US2099771A - Printing telegraph system : en
  • US2100128A - Hatch construction : en
  • US2100251A - Automatically variable power transmission mechanism : en
  • DE653599C - Device for converting direct current of a given voltage into direct current of another voltage with the aid of discharge vessels : de en
  • GB475596A - Improvements in or relating to percussion fuzes for projectiles : en
  • AT151519B - Electric circuit breaker. : de en
  • US2100200A - Grinding mill : en
  • AT151596B - Contact device for electric flashlights. : de en
  • AU102505B2 - Improvements in the manufacture of shoes : en
  • GB475679A - Improvements in or relating to lubrication apparatus : en
  • GB475866A - Improvements in or relating to stationery feed mechanisms for typewriters and like machines : en
  • DE653374C - Made of metal, hermetically sealed insulation element for heat or cold protection : de en
  • AU468236A - Improvements relating tothe ventilation of water closets : en
  • CA370067A - Asymmetrical arsenic compound : en fr
  • GB475487A - Improvements in moulding presses for finely divided substances : en
  • AT151610B - Deflection coil system for cathode ray tubes. : de en
  • FR821118A - Self-propelled vehicle for rack and pinion railways : en fr
  • FR48223E - Device for producing an adjustable phase periodic polarization : en fr
  • FR821095A - Clothes hanger and process for its manufacture : en fr
  • GB475712A - Improvements in and relating to the veneering of metallic articles : en
  • FR820915A - Method and machines for scutching textile plants : en fr
  • GB475816A - Improvements in coin-freed vending machines : en
  • US2100252A - Mechanical stoker : en
  • FR820926A - Anti-glare headlight : en fr
  • US2100040A - Coil spring trailer : en
  • US2100214A - Adjustable speed limit indicator : en
  • US2100051A - Smoke filter for smoking devices : en
  • US2100184A - Breather for temperature rise alarm systems : en
  • US2099728A - Brake lever : en
  • US2100145A - Well point : en
  • FR821069A - Method and apparatus for removing bobbin weaving thread from the shuttle : en fr
  • GB475825A - Improvements in and relating to electric generators for speed indicators : en
  • US2099799A - Cellar pipe : en
  • US2099966A - Crosscut saw handle : en
  • DE653453C - Method for absorbing overstressing of interconnected parts, especially for airships : de en
  • GB475600A - Improvements in or relating to engine starters : en
  • GB475691A - Improvements in and relating to paper-making machinery : en
  • DK53890C - Air pressure brake, especially for express trains. : da en
  • IE15093L - Valve for tyres : en
  • DE653482C - High frequency transformer : de en
  • FR821008A - Improvement in mountain bags : en fr
  • FR48210E - Improvements to gearboxes : en fr
  • FR821110A - Adjustment box influenced by the effects of pressure for the height or depth adjustment of devices, in particular on internal combustion engines : en fr
  • US2099974A - Process of making shoes : en
  • US2099804A - Engine starting mechanism : en
  • US2100216A - Vending machine : en
  • US2099840A - Pump : en
  • GB475612A - Improvements in and relating to automatic shuttle changing mechanism for looms : en
  • AT151556B - Screw locking. : de en
  • AT151582B - Liquid toggle switch with time delay, especially for railway signal systems. : de en
  • US2100307A - Hollow metal shaft and manufacture of same : en
  • USD107087S - Design for wallpaper or similar : en
  • US2100236A - Intercarrier noise suppressor : en
  • USD107137S - Design for a clip : en
  • US2099696A - Treatment of psoriasis : en
  • US2099778A - Hinged structure : en
  • US2099851A - Steam generator : en
  • CA370173A - Furnace door : en fr
  • DE653440C - Scale for fuel tanks in motor vehicles : de en
  • FR48226E - New coloring materials which can be used, in particular as photographic sensitizers and their preparation processes : en fr
  • FR820936A - Lighting body : en fr
  • FR821028A - New process for manufacturing war cartridge cases and similar metal cases from a section of a round bar by spinning the tubular part : en fr
  • AT151542B - Device for transmitting force or movement by means of a flexible cable. : de en
  • CA370106A - Halogenated acyclic hydrocarbon production : en fr
  • US2099734A - Variable speed gear transmission : en
  • US2099735A - Playing racket : en
  • US2099822A - Wheel and axle assembly : en
  • USD107199S - Design for a deess : en
  • US2100190A - Method of controlling superheat temperature : en
  • CA370104A - Chemical heating composition : en fr
  • CA370166A - Travelling rug : en fr
  • DE653486C - Time switch device for reversing several circuits by means of two electromagnets : de en
  • AT151580B - Circuit arrangement for telephone systems with subscriber counters to be operated during the connection in the exchange. : de en
  • CA370061A - Fatty acid ester production : en fr
  • CA370102A - Refrigerator door receptacle : en fr
  • AT151555B - Ice cream machine with rotating spatula screw. : de en
  • DE650125C - Spring-supported diving board : de en
  • DE653396C - Relief device for the slide guide of a machine tool, especially a drill : de en
  • AT151629B - Corrosion-resistant, especially seawater-resistant aluminum alloy. : de en
  • US2099744A - Method of and means for exterior body treatments : en
  • AT151594B - Suspension device for portable electrical cables and lines. : de en
  • AT151744B - Clear audio recording. : de en
  • AT151570B - Electric light bulb. : de en
  • USD107064S - Design for a plate or similar article : en
  • AT151536B - Device for automatically lifting an iron from the object to be ironed into the non-use position. : de en
  • AU102472B2 - Improvements in or relating to hypodermic syringes : en
  • US2100292A - Burner forming grid : en
  • DE653525C - Method for igniting liquid fuel by a spark plug : de en
  • DK53896C - Method and Apparatus for the Production of Zinc Oxide, in particular Zinc White. : da en
  • CA370053A - Butter processing : en fr
  • AU467036A - Impedance matching terminations for dielectric guides : en
  • CA370152A - Textile material production : en fr
  • CA370059A - Cash register : en fr
  • GB475672A - Improvements in and relating to collision braking devices for vehicles : en
  • US2100240A - Container : en
  • US2099916A - Color corrected printing : en
  • AT151651B - Process and device for the continuous production of aqueous solutions with an active chlorine content. : de en
  • AT151665B - Solvents, softeners, gelatinizers and swelling agents. : de en
  • US2099868A - Automatic annunciator : en
  • FR821108A - Improvements to calculating machines : en fr
  • FR820983A - Process for enamelling sheets, particularly applicable to decorative coatings : en fr
  • FR821049A - Portable object holder with automatic return : en fr
  • US2099670A - Stool to be used in the casting of metal : en
  • DE653547C - Roller brush axle for sweepers : de en
  • GB475863A - Improvements in or relating to cocks for fluids : en
  • FR821037A - Improvements to printing mechanisms applicable more particularly to machines for interpreting perforations of punched cards : en fr
  • CA370144A - Mechanical scavenger : en fr
  • DE621759C - Binder : de en
  • DE653423C - Hurricane lantern : de en
  • GB475873A - Improvements relating to vehicle wind screen wipers : en
  • US2099774A - Poultry or livestock vehicle body : en
  • USD107074S - Design fob a curtain : en
  • GB475960A - Improvements in speed changing devices for metal cutting or other machine tools : en
  • AU143637A - Improvement in germicides and processes for making thesame : en
  • USD107130S - Design for a clip : en
  • AU102486B2 - Improvements in or relating to thermionic valves and thermionic valve circuit arrangements for use on shortwaves : en
  • DE653507C - Braking device arranged on motor vehicles : de en
  • DE653468C - Device for making repetitions without having to reset the amount to be repeated at cash registers or accounting machines : de en
  • GB475536A - Improvements in and relating to typographical slug casting machines : en
  • USD107075S - Design for a curtain : en
  • FR820930A - Improvements to metal pumping tubes for vacuum vessels : en fr
  • AT151669B - Process for the blue-black and / or fog-free development of photographic layers. : de en
  • FR48237E - Reflective light fixtures : en fr
  • US2099720A - Apparatus for stabilizing high speed trains : en
  • US2100023A - Lariat holder : en
  • US2100211A - Bomb protection apparatus : en
  • DE653370C - Process for heating furnaces provided with refractory fillers for carrying out gas reactions : de en
  • DE653450C - Roll cutting machine with winding roll resting on support rollers : de en
  • DE653555C - Multi-cylinder fuel pump for internal combustion engines : de en
  • US2099896A - Indicating extensometer : en
  • DE653539C - Electric oscillating armature motor : de en
  • DK53893C - Coupling to Glow Cathode Rectifiers with Related Resistance and Procedure for its Manufacture. : da en
  • US2100165A - Faucet spray and strainer nozzle : en
  • US2100194A - Lifting-truck : en
  • US2099775A - Vehicle lift : en
  • USD107068S - Design for a curtain : en
  • FR821130A - Improvements in processes for producing plates or plates for gravure printing from half-tone or halftone plates or plates : en fr
  • AT151564B - Multi-stage, especially two-stage, motor compressor or propellant gas generator with free-flight pistons. : de en
  • IE14973L - Condensation products : en
  • DE653541C - Switching arrangement for starting self-excited inverters : de en
  • AU477536A - Improvements in the manufacture of shoes : en
  • DK53913C - Animal feedingstuffs, in particular dog biscuits, and methods for their manufacture. : da en
  • DE653441C - Electromagnetic light control device for clear sound recordings with shifted middle working point : de en
  • FR821060A - Improvements in processes for improving the hardness and other properties of cellulose-based materials or the like : en fr
  • GB475607A - Improvements in and relating to tobacco feeding mechanism for cigarette making machines : en
  • DE653483C - Process for the manufacture of telephone cables constructed in layers : de en
  • DK53889C - Standing steam engine, in particular for propelling ships, with valve control and intermediate authorities. : da en
  • DE653393C - Irrigation device : de en
  • GB475797A - Improvements in or relating to holders for rolls of paper and packets of sheets of paper : en
  • FR820912A - Improved process for manufacturing higher alcohols : en fr
  • USD107090S - Design for a can opener : en
  • FR48217E - New mode of exploration intended in particular for television : en fr
  • GB475746A - Improvements in or relating to hand propelled vehicles, bodies and other articles intended for hand propulsion : en
  • US2100174A - Brake : en
  • DE653439C - Built-in bathtub : de en
  • DE653484C - Device for assembling several juxtaposed flush boxes for electrical installation apparatus : de en
  • GB475515A - Improvements in and relating to filters adapted for use in filtering rubber latex and other liquids : en
  • GB475532A - Improvements in or relating to tuning controls for electrical apparatus particularly radio apparatus : en
  • GB475742A - Improvements in or relating to the gaseous treatment in vacuo of wool and like fibres or materials made therefrom : en
  • US2099940A - Chain jack : en
  • CA370136A - Broaching machine : en fr
  • FR821035A - Receiving apparatus of t. s. f. : en fr
  • FR821085A - Device for the treatment of hemorrhoids : en fr
  • US2100012A - Bicycle : en
  • DE653502C - Hole cutting torch : de en
  • FR48236E - System for simplifying crossword searches : en fr
  • IE14668L - Centrifugal moulding of concrete : en
  • DE653534C - Shunting indicator : de en
  • DE653550C - Drive for the rolls of rolling mills and calenders : de en
  • CA370158A - Image broadcasting system : en fr
  • AT151567B - Expansion switch. : de en
  • FR820902A - Safety hook for the aviators' straps : en fr
  • GB475734A - Improvements in or relating to a machine for turning and polishing cylinders of printing machines : en
  • GB475755A - Improvements in pipe joints : en
  • GB475938A - Manufacture of new azo dyestuffs : en
  • US2099680A - Insulated rail joint : en
  • US2099947A - Water heating unit : en
  • GB475543A - Improvements in compression casting-machines for easily oxidizable metals : en
  • US2099922A - Screw propeller : en
  • US2099749A - Electron tube : en
  • US2100102A - Circuit breaker : en
  • CA370114A - Cash register or accounting machine : en fr
  • US2100205A - Carburetor : en
  • USD107073S - Design for a curtain : en
  • CA370174A - Grave marker : en fr
  • FR820906A - Sandal : en fr
  • DE653158C - Switching device for short-circuit armature motors that run empty : de en
  • US2099691A - Spiral packed working barrel valve body : en
  • US2100060A - Sinker for knitting machines : en
  • AT151592B - Network with variable frequency dependence and attenuation. : de en
  • CA370065A - Rotary stabilizer : en fr
  • AT151709B - Table tennis racket. : de en
  • CA370154A - Image broadcasting system : en fr
  • FR48249E - Device for obtaining a non-dazzling light beam, especially for motor vehicles : en fr
  • FR820947A - Improvements made to electric discharge tubes and devices incorporating them : en fr
  • CA370151A - Piston : en fr
  • CA370186A - Medicated pad : en fr
  • AT151656B - Gas cleaning device for generator gas u. like : de en
  • US2099883A - Air circulating heater : en
  • US2099932A - Water tank cover : en
  • US2099884A - Milking-machine inflation : en
  • CA370150A - Window sash check : en fr
  • AU102489B2 - Improvements in or relating to circuit arrangements for two-motion selector switches of so-called ' square' type : en
  • GB475591A - Fitting for attaching tubes and the like to plates : en
  • AT151541B - Throttle valve with spherical housing and hose seal. : de en
  • AT151694B - Compressed air grooves. : de en
  • AT151701B - Circuit for railway signal systems. : de en
  • CA370134A - Electrical conductor : en fr
  • DE653488C - Electric miner's lamp, in which the power supply is interrupted when the protective glass is moved : de en
  • CA370147A - Servo-control means for hydraulic gears : en fr
  • AT151702B - Signal device for displaying the air pressure reduction in pneumatic tires of vehicle wheels. : de en
  • CA370070A - Packing case : en fr
  • US2099683A - Treatment of wax mixtures : en
  • US2100031A - Device for making frozen confections : en
  • US2100261A - Luggage rack : en
  • US2100118A - Separating liquids from solids and apparatus therefor : en
  • USD107122S - Design for a clip : en
  • AT151641B - Process for the incorporation of nitrogen into artificially formed cellulose structures. : de en
  • AT151533B - Ceiling brush. : de en
  • US2099949A - Undergarment support : en
  • US2099882A - Street sign : en
  • US2099945A - Method for the treatment of coffee or the like : en
  • USD107171S - Design for a child s toy : en
  • US2100097A - Machine gun fire control apparatus : en
  • US2100248A - Tobacco pipe : en
  • USD107202S - Design for a dress : en
  • USD107191S - Design for a dress : en
  • GB475525A - Improvements in or connected with cowling flaps for aircraft engines : en
  • GB475677A - Improvements relating to metal-framed windows and balconies : en
  • FR48238E - : fr
  • FR821002A - Process for improving the dye affinity of regenerated cellulose yarns : en fr
  • FR821126A - Insulating separator : en fr
  • FR821147A - Process for the treatment of materials containing tantalum or niobium or tantalum and niobium : en fr
  • GB475717A - Improvements in and relating to cores for dynamo electric machines : en
  • DE653592C - Magnetic monitoring device : de en
  • US2100027A - Time stamp ribbon feed mechanism : en
  • FR821040A - Improvements to tabulating machines and more particularly to the counter device used in such machines : en fr
  • USD107071S - Design for a curtain : en
  • GB475773A - Improvements in and relating to gas valves and controlling arrangements therefor : en
  • DE653390C - Rolling grilles with tubular cross bars and spacing links : de en
  • DK53895C - Device for Diathermy Apparatus. : da en
  • DE653409C - Cutting device for straight cigarette machines : de en
  • FR821011A - Dishwashing improvements : en fr
  • FR821042A - Process for treating products formed naturally or artificially : en fr
  • GB475724A - Improvements in the process of producing pitch by the distillation of tar : en
  • GB475811A - Heating or cooling garment : en
  • DE653335C - Price-indicating inclination scale : de en
  • AT151518B - Hot-stressed tools and parts made of steels with one or more of the known alloying elements, which cause precipitation hardening, and any other composition. : de en
  • AU469036A - Improvements in and relating to skull blocks : en
  • GB475786A - Improvements in and relating to colour photography : en
  • AT151548B - Method for regulating the charging air pressure in internal combustion engines. : de en
  • US2099985A - Strand winding machine : en
  • FR48212E - Improvements to high pressure compressed air valves with purge : en fr
  • FR821001A - Hydraulic speed variator adjustment system : en fr
  • US2100048A - Process of cracking oil : en
  • USD107121S - Design for a clip : en
  • US2099824A - Apparatus for purifying oil : en
  • FR820960A - Product intended to prevent the air chambers of tires from deflating in the event of a puncture : en fr
  • FR821048A - Method for keeping specific places on articles to be metallized by metal vapor treatment free of any metal : en fr
  • FR821143A - Automatic photograph icing machine : en fr
  • FR820918A - Improvements to power transmission devices for refrigeration and other appliances : en fr
  • GB475579A - Improvements in or relating to machines for attaching heels to boots or shoes : en
  • GB475937A - Process for the purification of solutions of alkali metal hydroxides : en
  • GB475818A - Improvements in the manufacture and production of trimethylamine : en
  • DE653391C - Two-armed balance beam suspended from a supporting device : de en
  • DE653462C - Expansion switch : de en
  • FR820969A - Manufacturing process for base exchange resins : en fr
  • FR821129A - Improvements made to devices for changing or inverting the positions of the shuttles in double-pitch and cross-weft looms : en fr
  • GB475809A - Improvements in or relating to the manufacture or use of aqueous solutions of phenols, their homologues and derivatives : en
  • FR821096A - Immersion tube level indicator : en fr
  • GB475721A - Improvements in or relating to liquid fuel burners : en
  • GB475785A - Improvements relating to aeroplane landing gear : en
  • FR821013A - Improvements in the regulation of electric hotplates and ovens, particularly applicable to electrically heated kitchen appliances : en fr
  • GB475777A - Coupling or terminal for flexible metallic tubing : en
  • FR48211E - Watertight cabin usable, in particular, for gas protection : en fr
  • GB475849A - Clutch, especially for centrifuges : en
  • FR820909A - Improvements in the construction or arrangement of heat exchanger elements of the assembled or plate type : en fr
  • DE653311C - Equipment for regenerative braking circuits by means of series motors using external excitation for electrically operated cars : de en
  • FR48206E - Hopper truck for construction site service and other applications : en fr
  • GB475775A - Improvements in or relating to methods of and means for wrapping objects having the shape of a solid of revolution : en
  • FR821089A - Improvements to stockings and the like : en fr
  • GB475514A - Improvements in the manufacture of plaster wall or ceiling boards or slabs for buildings : en
  • FR821045A - Improvements to lightning rods and radioactive halters : en fr
  • GB475832A - Improvements in or relating to gas-masks : en
  • DE653388C - Closure on a folding cover for mouth towels : de en
  • USD107066S - Design for a golf ball or the like : en
  • US2100122A - Hatch construction : en
  • AT151627B - Process for obtaining trickling (non-baking) luminophores. : de en
  • US2100041A - Holder for brake inspection tags : en
  • US2100273A - Safety signal for loaded guns : en
  • US2100047A - Process of manufacturing soap : en
  • US2100264A - Treatment of metals and slags : en
  • USD107182S - Design fob a dress : en
  • US2100065A - Truck : en
  • GB475722A - Improvements in and relating to wireless receiving apparatus : en
  • US2100150A - Dehydrator : en
  • US2099671A - Antenna system : en
  • GB475768A - Carrier wave demodulating systems and apparatus : en
  • US2099772A - Pelorus : en
  • DE653411C - Steel dam : de en
  • US2099839A - Dispensing device : en
  • FR821043A - Double optical pantograph for the proportionate or distorted reproduction of any object on a flat surface and for the serial development of any pattern for shoes : en fr
  • FR821107A - Preparation of emulsions : en fr
  • DE645111C - Scaffolding for power rams : de en
  • US2099830A - Lamp : en
  • US2100131A - Distant pneumatic control for a drilling rig : en
  • US2100302A - Self-contained boll cotton extracting machine : en
  • FR821012A - Air mine launching and priming system for all applications : en fr
  • FR821101A - Improvements to television receivers and the like : en fr
  • US2100242A - Preparation of 2-chloro-5-aminobenzoic acid : en
  • FR820958A - Improvements to gasifiers : en fr
  • DE653548C - For the detachable attachment of household appliances, especially bowls, serving device : de en
  • DE653361C - Electric discharge lamp with a filling of electropositive metal vapors, the inner wall of which is covered with a translucent layer that is resistant to these vapors : de en
  • GB475859A - Improvements in or relating to apparatus for controlling the fuel supply of internalcombustion engines : en
  • FR820920A - anti-glare screen for automobile headlights : en fr
  • GB475667A - Improvements in or relating to resistance thermometer elements : en
  • FR48243E - ignition electrodes for liquid cathode discharge tubes : en fr
  • GB475521A - Improvements in supports for filamentary cathodes in thermionic valves : en
  • FR820952A - Electromagnetic valve, controlled by a thermostat, for steam heating installations, in particular for heating railway vehicles : en fr
  • GB475767A - Improvements in or relating to heating systems employing circulating hot water : en
  • DE653490C - Two-part immersion heater handle made of insulating material : de en
  • US2099951A - Continuous column clip : en
  • US2100255A - Method of making composite bodies of zinc and aluminum : en
  • GB475763A - Improvements in or relating to electric discharge apparatus : en
  • GB475806A - Improvements in tubular heat exchange apparatus for fluids : en
  • DE653509C - Symmetrical top with the external shape of a ball with an extendable and retractable ring for artistic and advertising purposes : de en
  • US2100076A - Generator operation : en
  • DE653424C - Handle as the corner piece of a door frame : de en
  • DE653432C - Electrically heated hotplate consisting of several concentric heating rings : de en
  • US2099921A - Line tap stick wrench : en
  • US2099993A - Firearm : en
  • USD107103S - Design fob knitted trunks : en
  • USD107156S - Design fob a combined pedestal head : en
  • DE652537C - Flat figure that can be set up by spreading its support for set-up games : de en
  • DE653435C - Process for the production of durable solutions of medicinal substances which decompose in alkaline solution : de en
  • FR820907A - Metal table slides : en fr
  • GB475598A - Rubber like product and method of making : en
  • FR820924A - Device for automatic brushing of tents : en fr
  • GB475686A - Improvements in or relating to the manufacture of synthetic resin compositions : en
  • CA370073A - Aluminium plating : en fr
  • CA370097A - Spot welder : en fr
  • AT151579B - Lead cable system. : de en
  • US2099933A - Multisection braiding machine : en
  • US2100218A - Meter pivot : en
  • US2100103A - Button backer : en
  • AT151625B - Adjustable wrench. : de en
  • AT151584B - Device for improving the heat dissipation of electrical machines. : de en
  • DE653500C - Multi-cylinder, slot-controlled two-stroke internal combustion engine : de en
  • DK53912C - Hose coupling. : da en
  • US2099858A - Muffler construction : en
  • US2099867A - Body of automobile vehicles : en
  • USD107107S - Design for a store front : en
  • FR820984A - Manufacturing process for hollow bodies by rolling and new industrial products obtained : en fr
  • GB475635A - Spray drying and solvent recovery system : en
  • US2099765A - Finishing textiles : en
  • US2099910A - Tacking strip : en
  • US2099862A - Straw dispensing machine : en
  • US2099984A - Pipe connecter : en
  • US2100096A - Dispensing container : en
  • GB475542A - Improvements in or relating to excavating buckets : en
  • DE653542C - Switching arrangement with a tube : de en
  • US2100068A - Coating apparatus : en
  • USD107084S - Design for a bug : en
  • USD107102S - Design for a clock case : en
  • DE653527C - Iron pit lining in ring or arch form : de en
  • GB475800A - A new or improved garter or leg-band : en
  • AT151622B - Pipe push bench for stretching pre-punched cup-shaped hollow blocks. : de en
  • AT151639B - Process for the application of dense and solderable metal layers on completely fired ceramic bodies. : de en
  • AU471336A - Improvements in tyres for vehicles : en
  • CA370149A - Ore processing apparatus : en fr
  • US2100294A - Method and machine for producing brazed seams in wire cloth : en
  • US2100303A - Cotton cleaning and reclaiming machine : en
  • US2100094A - Electric cord plug adapter : en
  • US2100289A - Casting bait : en
  • US2099844A - Flaw detector mechanism : en
  • DE653505C - Method and device for dissolving waste paper and scrap : de en
  • FR820953A - Device for vibrating pasty or plastic masses : en fr
  • GB475837A - Improvements in semi-rotary engines : en
  • US2099752A - Sheet metal roofing : en
  • US2100111A - Display sign : en
  • DE653457C - Bottle corking machine : de en
  • GB475788A - Improvements in electric pick-up mechanisms : en
  • FR820948A - Lamp comprising an electric discharge tube which contains metallic vapor under high pressure : en fr
  • GB475646A - Improvements in or relating to bed-settees : en
  • DE653466C - Process for shaping hollow glass bodies : de en
  • FR821067A - Amplitude filters : en fr
  • US2100188A - Windshield cleaner : en
  • US2100093A - Smoking pipe : en
  • US2099738A - Alkylation of trihydric phenols : en
  • US2100283A - Process of treating hydrocarbon oil : en
  • FR820965A - Footwear article and method of execution : en fr
  • AU102466B2 - Improvements relating to combined adapters and switches : en
  • CA370080A - Differential : en fr
  • AT151576B - Circuit arrangement for telephone systems with company lines. : de en
  • US2099934A - Compressor mechanism : en
  • US2100272A - Electric reversible tooth brush : en
  • CA370172A - Metallurgical furnace door : en fr
  • DK53899C - Sheet iron radiator. : da en
  • CA370148A - Multi-needle sewing machine : en fr
  • DE653572C - Box or box lids for electrical installation devices : de en
  • AT151663B - Method for repairing edge defects on rubber belts and rubber conveyor belts. : de en
  • USD107181S - Design for a dress : en
  • USD107112S - Design for a clip or similar article : en
  • USD107201S - Design for a dress : en
  • US2099829A - Casing wall construction for boilers : en
  • US2099810A - Typewriting machine : en
  • US2099960A - Wrench : en
  • FR821051A - Telecommunications cable with groups of symmetrically cabled conductors, for the transmission of high frequencies, in particular for carrier frequency transmissions : en fr
  • AU471236A - Improvements in or relating to thermionic valves and thermionic valve circuit arrangements for use on shortwaves : en
  • AT151730B - Process for operating pulverized coal firing. : de en
  • US2100227A - Apparatus for detecting the presence of foreign bodies on the bottoms of transparentvessels : en
  • US2100275A - Process of refining glyceride oils : en
  • DE653380C - Arrangement to ensure the prescribed switching sequence in switchgear, in particular operated with compressed air, with a bypass busbar : de en
  • AT151598B - Method for synchronizing the vertical change in television with interlaced transmission. : de en
  • US2100028A - Transfer mechanism : en
  • US2100114A - Art of lining up printed matter and registering type : en
  • DE653272C - Drive device for fuel injection pumps : de en
  • AT151620B - Process for welding alloys, in particular iron-copper alloys, onto metal objects. : de en
  • CA370132A - Aeronautical propeller : en fr
  • US2100074A - Wringer release and reset mechanism : en
  • USD107113S - Design for a clip ob similar article : en
  • CA370117A - Abrasive body : en fr
  • CA370192A - Cotter pin : en fr
  • US2099789A - Front end construction for tractors : en
  • USD107173S - Design for a salt tablet dispenser : en
  • USD107206S - Design for a textile fabeic : en
  • USD107169S - Design for a dress : en
  • CA370089A - Power ram : en fr
  • US2099747A - Air conditioning means : en
  • FR48248E - Continuous diffusion method and device : en fr
  • US2100204A - Facsimile system : en
  • US2099849A - Rotational trigger mechanism : en
  • US2100306A - Filament support for radio tubes and the like : en
  • US2099930A - Shockproof attachment for dial indicators : en
  • US2099944A - Electrical connecter : en
  • GB475842A - Improvements in processes and apparatus for pressing dental crowns : en
  • FR821120A - Rodent trap : en fr
  • GB475754A - Improvements in electric hair waving apparatus applicable also to other purposes : en
  • US2100291A - Lens : en
  • SE90856C1 - : sv
  • USD107197S - Design for a dress : en
  • AT151715B - Device for cyclists to increase the force of the legs. : de en
  • DE653597C - Socket with two indentations which facilitate the insertion of the plug pins and which are separated from one another by a web and extend over the entire end face of the socket, with the bottom of which the insertion ends of the sockets are flush : de en
  • USD107088S - Design for wallpaper or similar : en
  • AU385936A - Improved seat and/or bed construction : en
  • DE640532C - Motor vehicle roof : de en
  • DE653559C - Lock-like cross ring for snow and anti-skid chains : de en
  • GB475701A - Improvements in heilmann combing machines : en
  • GB475740A - Improvements relating to gas fires and heaters : en
  • CA370116A - Automatic telephone system : en fr
  • CA370076A - Tire chain : en fr
  • US2100168A - Barrel or drum flange unit : en
  • AT151569B - Arrangement for controlling the cathode ray in high vacuum cathode ray tubes. : de en
  • AU470936A - Improvements in or relating to cathode ray tube deflecting means : en
  • CA370197A - Speed gear control : en fr
  • CA370127A - Regulator : en fr
  • US2099689A - Water-insoluble metal salts of phthalocyanine-sulphonic acids : en
  • US2099923A - Method and means for measuring dynamic characteristics : en
  • USD107174S - Design for a dress : en
  • CA370094A - Pile : en fr
  • US2100301A - Self-contained boll cotton extracting machine : en
  • AT151632B - Process for bright annealing of elongated, in particular rigid metal bodies, such as pipes. : de en
  • AT151600B - Photoelectric cell. : de en
  • AT151700B - Mounting of a drive unit, in particular the motor and gearbox in motor vehicles with a central support. : de en
  • FR821109A - Improvements to flattening electrical circuits : en fr
  • GB475756A - Improvements in and relating to the manufacture of electrically insulating materials : en
  • US2099783A - Boxed row firecracker package : en
  • US2100141A - Wrapping of block shaped articles : en
  • US2100212A - Electrically actuated dispensing apparatus : en
  • US2100108A - Cigar bunch trimmer : en
  • US2100136A - Vehicle wheel mounting for independent shifting : en
  • DK53882C - Control valve for containers with a pressurized hydrocarbon. : da en
  • GB475665A - Improvements in or relating to electric discharge devices : en
  • USD107184S - Design for a sport shirt : en
  • US2100152A - Combined circulating and ventilating fan assembly : en
  • CA370170A - Container car : en fr
  • US2100247A - Cabinet table : en
  • DE653489C - Signaling device for electric cookers with several hotplates : de en
  • FR821139A - Improvement in aircraft propellers : en fr
  • AT151633B - Methods and preparations for printing mordant dyes. : de en
  • US2099816A - Brake for trailers : en
  • US2099714A - Current controlling apparatus : en
  • AT151657B - Process for the preparation of formaldehyde sodium sulfoxylates from arsenobenzene compounds. : de en
  • AU102495B2 - Signal device with means for its attachment tothe mud-guard of motor vehicle : en
  • AT151515B - Process for the production of grained leather. : de en
  • US2099998A - Loading and unloading device for trucks or other vehicles : en
  • AT151626B - Wedge connection, in particular for furniture. : de en
  • USD107142S - Design for a clip : en
  • AU474636A - Signal device with means for its attachment tothe mud-guard of motor vehicle : en
  • AT151733B - Carrier for receiving a mechanically produced, optically reproduced vibration recording, in particular a sound recording. : de en
  • CA370156A - Image broadcasting system : en fr
  • AT151525B - Hair curling device. : de en
  • AT151732B - Heating device for burners operated with liquid fuel. : de en
  • CA370051A - Declutching mechanism : en fr
  • US2100263A - Combined ashtray and snuffer : en
  • US2100016A - Delivery mechanism for use in delivering the products of printing machines in counted batches : en
  • CA370115A - Automatic telephone system : en fr
  • US2099674A - Machine for grinding gears : en
  • US2100110A - Air conditioning : en
  • US2099722A - Pipe joint : en
  • US2099833A - Brake drum construction : en
  • US2100203A - Piston : en
  • DE653340C - Rotary valve lubrication and cooling for internal combustion engines, pumps, etc. like : de en
  • DE653566C - Trigger safety for air rifles : de en
  • FR821017A - Improvements made to portable lamps for heating or soldering, especially those used by painters : en fr
  • DE653394C - One-piece crankcase for multi-cylinder engines : de en
  • FR820922A - Direction indicator with arrows for motor vehicles : en fr
  • GB475702A - Improvements in or relating to means for holding fretsaw blades : en
  • AT151672B - Method for producing a feed. : de en
  • US2099682A - Page finder : en
  • US2099938A - Electrostethograph : en
  • DE653476C - A clamp lock of a pit stamp with a clamping wedge : de en
  • DE653590C - Angular roller bearing wheel set for mine and field railroad cars with automatic adjustment : de en
  • FR820931A - Advertising device : en fr
  • FR820932A - Arrangement to destroy the energy of mass oscillations in solid bodies : en fr
  • DE653557C - Production of zinc dust : de en
  • GB475535A - Improved manufacture of impregnated tubes : en
  • US2099911A - Corn popper : en
  • DE653587C - Typewriter in which the platen carriage can be adjusted in the direction in which the types are attached to regulate the type imprint : de en
  • USD107138S - Design fob a clip : en
  • AT151743B - Process for making low-noise sound films. : de en
  • FR821034A - Improvements in rectilinear hosiery looms for reduced items : en fr
  • GB475961A - Improvements in or relating to driers for wood : en
  • AT151545B - Balancing device for swiveling loads. : de en
  • AT151623B - Device for holding together a decapitated and stuffed pepper od. Like. : de en
  • CA370124A - Well temperature determining apparatus : en fr
  • US2100082A - Hair cutting device : en
  • DE653369C - Machine for moistening textiles : de en
  • US2099931A - Tampon : en
  • US2099878A - Automatic electric safety light for lifeboats : en
  • AT151531B - Device for the periodic interruption of the zigzag-shaped interfolded paper leaves produced between meshing cellular wheel pairs in an endless chain with cardboard leaves added after a certain number of leaves. : de en
  • AT151601B - Casting muffle for precious metal melting insert. : de en
  • US2100160A - Fishing net : en
  • US2099791A - Blade sharpening device : en
  • US2099957A - Toy airplane catapult : en
  • DE633569C - Device for cleaning lead : de en
  • DE653428C - Receiver with loss compensation : de en
  • DE653480C - Synchronization device for rotating bodies, in which the synchronization pulses control the synchronism via a discharge vessel : de en
  • USD107065S - Design for a coffee bag ob similar : en
  • DE653448C - Electrolytic etching device for flat metal plates, especially pressure plates : de en
  • GB475592A - Improvements in or relating to skid or slipper trolley heads for collecting current in overhead electric traction systems : en
  • CA370063A - Modulating means : en fr
  • US2100286A - Cleaning method and apparatus : en
  • USD107185S - Design fob a dress : en
  • DE653467C - Control and regulation device for optical sound recording devices : de en
  • DE653496C - Instant water heater : de en
  • GB475789A - Improvements in or relating to the froth flotation concentration of ores : en
  • AT151722B - Filling tube for valve bags. : de en
  • AT151585B - Process for the manufacture of tube windings consisting of disc coils. : de en
  • AU102504B2 - An improved apparatus for converting petrol or kerosene engines into low gravity fuel oil engines : en
  • AT151608B - Electrical switch with isolating distance connected in series with the power interruption point. : de en
  • DE653523C - Production of an oxygen-free copper with high conductivity : de en
  • US2100226A - Composition panel cabinet assembly particularly adapted for use in molded radio cabinets : en
  • AU102499B2 - An improved post for fencing andthe like : en
  • US2100078A - Multipleshade holder : en
  • US2099781A - Halogenation process and product : en
  • US2100014A - Compressor : en
  • US2100224A - Color photography : en
  • DE653436C - Holding device for permanent catheter : de en
  • AT151719B - Container made of paper or similar material with a square folding lock. : de en
  • US2099854A - Electricity meter : en
  • US2100246A - Traffic signal : en
  • AU102481B2 - Electron gun : en
  • US2099755A - Treatment of hydrocarbons : en
  • US2099797A - Electrolytic condenser unit : en
  • CA370175A - Garment : en fr
  • US2099937A - Apparatus for dough preparation : en
  • US2100130A - Hatch construction : en
  • US2099909A - Preparation of anhydrides by the use of ketene : en
  • US2100276A - Process of refining glyceride type oils : en
  • USD107111S - Design fob a clip or similar article : en
  • US2099894A - Emulsifying oil : en
  • AU475536A - Improvements in or relating to circuit arrangements for two-motion selector switches of so-called ' square' type : en
  • USD107159S - Design for a dress : en
  • AT151670B - Handicrafts, in particular artificial flowers. : de en
  • US2099806A - Method of forming a popgun barrel : en
  • US2099873A - Machine and process for producing flake metal by electrodeposition : en
  • AU108137A - Placer mining device : en
  • AU472736A - Improvements in and connected with apparatus for applying treads tothe covers of pneumatic tyres : en
  • USD107109S - Design for a falling wedge : en
  • US2100221A - Weeding and cultivating tool : en
  • AU102467B2 - Improvements in or relating to single-phase mercury-cathode rectifying tubes : en
  • CA370162A - High speed telepicture system : en fr
  • DE653522C - Arrangement for generating or receiving a direct current of constant strength : de en
  • AT151655B - Process for the production of diamino alcohols. : de en
  • AT151708B - Path crossing signaling device. : de en
  • AU102469B2 - Improvement in germicides and processes for making thesame : en
  • AT151647B - Method and device for the production of artificial threads. : de en
  • AT151521B - Bicycle hub with built-in alternator and brake. : de en
  • AT151612B - Device made of ceramic material for brewing tea, coffee and the like. like : de en
  • DK53902C - Method and Apparatus for Making Noise Sound Records in Amplitude Script. : da en
  • US2099792A - Electric soldering iron : en
  • CA370133A - Storage battery : en fr
  • DE653438C - Suspension device with one or more rollers : de en
  • GB475713A - Improvements in or relating to rotary drums for grinding and similar operations : en
  • GB475965A - Improvements in knitted fabrics or articles and in the production thereof : en
  • CA370084A - Coated abrasive product : en fr
  • DK53909C - Frame for Beehives. : da en
  • FR821036A - Fiber cutter : en fr
  • GB475488A - Improvements in and relating to tubulous steam generators for locomotives and the like : en
  • CA370069A - Tire and fabric : en fr
  • AT151683B - Plansifter with ring-shaped freewheel brush. : de en
  • AT151602B - Method to protect insulin against premature destruction in the stomach and intestines. : de en
  • USD107124S - Design for a clip : en
  • AU428536A - An improved flushing cistern : en
  • GB475758A - Improvements in and relating to spittoons : en
  • AT151731B - Grave light for liquid fuels, in particular for petroleum. : de en
  • AT151729B - Screw press. : de en
  • CA370155A - Image broadcasting system : en fr
  • CA370122A - Permanent magnet manufacture : en fr
  • CA370074A - Welding machine : en fr
  • AU425736A - Improvements in or relating to ray deflecting systems for cathode ray tubes : en
  • AU102477B2 - Improvements in wireless receivers : en
  • AT151506B - Lead sheath replacement for cables. : de en
  • US2099834A - Package filling machine : en
  • US2100209A - Studding shoe : en
  • CA370139A - Milk drying process : en fr
  • DE653415C - Protection arrangement with current transformer release : de en
  • AU102492B2 - Tubular structure : en
  • AT151530B - Panel for wall coverings and floor coverings. : de en
  • US2099907A - Distillation of hydrocarbon oils : en
  • AT151711B - Towing device for skiers on towing devices. : de en
  • USPP264P - Xj- h h nicolas : en
  • GB475652A - An improved system for the removal and transportation of refuse : en
  • FR821131A - Suspension device for independent front wheels : en fr
  • GB475936A - Improvements in the preparation of sexual hormones : en
  • GB475528A - Improvements in cooking vessels : en
  • GB475658A - Improvements in and relating to single-phase transformers adapted for connection with three-phase supply networks : en
  • GB475732A - Improvements in bearings and method of lubricating the same : en
  • CA370082A - Reaction product : en fr
  • FR821098A - Children's folding chair : en fr
  • FR821105A - Rapid braking device for double-chamber or storage brakes, intended in particular for trains of motor vehicles : en fr
  • USD107077S - Design fob a font of type : en
  • USD107165S - Design for a dress : en
  • FR820941A - Method and apparatus for transmitting and receiving time signals : en fr
  • GB475620A - Improvements in or relating to cathodes of thermionic valves : en
  • AT151674B - Spirit burner for closing canning jars. : de en
  • FR820989A - Distribution device for automotive torpedo motors : en fr
  • GB475653A - Improvements in and relating to typographical casting machines : en
  • GB475861A - Improvements in and relating to cone bearings : en
  • GB475796A - Improvements in or relating to packing washer arrangements more especially for pistons and plungers : en
  • FR820991A - Mirror ball for games : en fr
  • GB475808A - Light dividing device : en
  • AT151513B - Device for converting a road vehicle into a rail vehicle and vice versa. : de en
  • US2099740A - Thermal insulation : en
  • US2099846A - Thermionic oscillograph : en
  • US2099968A - Gas producer : en
  • US2100195A - Electric discharge apparatus : en
  • FR48222E - Devices for improving the tone of microphones and speakers : en fr
  • GB475517A - Improvements in or relating to television and like systems : en
  • GB475682A - Improvements in or relating to apparatus for delivering measured quantities of liquid : en
  • GB475610A - Improvements in cane mills : en
  • GB475835A - Improvements in or relating to the reproduction of sound films : en
  • GB475840A - High vacuum pumps : en
  • US2099764A - Method of and means for controlling electric apparatus : en
  • US2100233A - Automatic chain lock : en
  • DE653426C - Method and device for producing a flat helical spring : de en
  • FR821047A - Muele mounted on disk : en fr
  • GB475684A - Improvements relating to electrical insulating material : en
  • GB475831A - A means for securing together the joints of articles of furniture : en
  • GB475868A - Process for the production of dry preparations from entire glands, and more particularly from the animal pancreas : en
  • US2100176A - Elevator control system : en
  • DE653376C - Installation of glass rectifiers, in particular on vehicles : de en
  • USD107101S - Design fob a carrying case for a : en
  • USD107172S - Design for a dress ensemble : en
  • GB475876A - Improvements relating to stencils, principally for use in sign painting : en
  • GB475929A - Electrolytic process and apparatus for descaling and/or cleaning metals : en
  • FR48230E - Fruit grading machine : en fr
  • GB475821A - Improvements in carpet sweepers : en
  • DE653402C - Screwdriver : de en
  • FR48205E - Improvement of tubes intended to be welded on site to other tubes : en fr
  • GB475815A - Improvements in or relating to the actuation of hoods and opening tops of motor road vehicles : en
  • DE653431C - Process for the production of heat-resistant carriers from asbestos sheets for electrical heating resistors : de en
  • US2100003A - Stereotype plate casting machine : en
  • US2099821A - Power clock of small diameter : en
  • US2100137A - Corn combine : en
  • DE653425C - Process for rolling materials that are difficult to deform : de en
  • DE653430C - Arrangement for switching off converters that contain discharge vessels with mercury cathodes : de en
  • DE653526C - Process for rendering the dust harmless from drilling, grinding, polishing or the like : de en
  • DE653475C - Pulley for deep drilling rigs : de en
  • DE653533C - Wheel set for rail vehicles : de en
  • DK53921C - Round tissue. : da en
  • FR820971A - Improvements to internal combustion engines : en fr
  • FR820976A - Markers or protrusions for assembly, tracing or the like and manufacturing processes thereof for patronage of all kinds : en fr
  • US2099874A - Method of evacuating vessels, more particularly lamps : en
  • US2100146A - Manufacture of soap from marine oils : en
  • DE653571C - Process for producing an aluminum-containing iron alloy suitable for the production of magnetic bodies : de en
  • US2100135A - Electric dry shaver : en
  • AT151502B - Show post. : de en
  • GB475802A - An improved carpet fastener : en
  • US2100213A - Printing mechanism : en
  • GB475814A - Improvements in or relating to degreasing apparatus : en
  • AU102494B2 - Improvements in and connected with apparatus for applying treads tothe covers of pneumatic tyres : en
  • US2099721A - Thread cutting chaser : en
  • US2100061A - Coin registering and calculating apparatus : en
  • US2099708A - Therapeutic product and method of making same : en
  • FR820913A - Process for the production of bitumen emulsions : en fr
  • GB476080A - Improvements in or relating to machines for sewing on buttons : en
  • DE653398C - Cone crusher : de en
  • US2099977A - Adjustable body support : en
  • FR821063A - Process and devices for the manufacture of hollow bodies : en fr
  • GB475590A - Improvements in and relating to exposure meters for photographic and cinematographic purposes : en
  • DE653513C - Flushing device for small and large flushing toilets : de en
  • US2099891A - Fountain pen : en
  • FR820955A - Dielectric refinements : en fr
  • DE653444C - Division machine : de en
  • CA370184A - Circuit breaker : en fr
  • FR821083A - Improvements to overlocking machines : en fr
  • DE653247C - Inter-film television broadcasting procedure : de en
  • GB475792A - Improvements in and relating to processes for obtaining sulphuric acid esters from oils, fats, their fatty acids or mixtures thereof : en
  • AT151510B - Tubular coil, in particular made of rectangular or square conductor material, in particular for transformers. : de en
  • AU330536A - Improvements in lamp shade holdes : en
  • USD107091S - Design for a clock : en
  • AT151613B - Gong for striking clocks. : de en
  • US2099959A - Hand and air low pressure grease gun : en
  • US2100235A - Sack holder : en
  • GB476082A - Improvements in or relating to machines for sewing on buttons : en
  • GB476106A - Improvements in or relating to jacking systems more especially intended for permanent attachment to motor vehicles : en
  • AT151560B - Gas-saving burner with grate. : de en
  • FR48224E - Motion picture continuous film machine : en fr
  • USD107163S - Design fob a beanpot : en
  • FR820940A - Improvements to accumulator batteries : en fr
  • AT151734B - Helmet. : de en
  • CA370098A - Repeat welder : en fr
  • GB475534A - Improvements in or relating to the manufacture of reinforced seamless-matrix tubes from cellulose derivatives : en
  • GB475648A - Improvements in or relating to motion picture apparatus : en
  • US2099687A - Temperature control apparatus : en
  • US2099807A - Knee action and chassis suspension for automobiles : en
  • US2099967A - Muffle and like furnace : en
  • GB475629A - Apparatus for measuring and supervising the heart-action : en
  • GB475640A - Improvements in and relating to electromagnetic devices : en
  • DE1421754U - : de en
  • GB475524A - Improvements in or relating to vibration dampers of the friction type : en
  • CA370153A - Filament, thread and ribbon processing : en fr
  • US2099970A - Guiding of belts in high-draft mechanisms : en
  • DE653535C - Outdoor blocking chokes intended for suspension on masts or lines : de en
  • GB475638A - Improvements in vibratory sieves : en
  • GB475715A - Improvements in or relating to electro-optical image transmission systems : en
  • GB475823A - Improvements in or relating to ankle protectors : en
  • FR820988A - Folding hat : en fr
  • GB475728A - Improvements in or relating to television or picture receiving systems : en
  • DE653546C - Suitcase : de en
  • DE653558C - Device for pretending that bodies are floating in space : de en
  • FR48246E - : fr
  • GB475678A - Improvements in oil wipers for rotary shafts : en
  • IS218A7 - Method and equipment for refueling in-flight : en is
  • FR821024A - Starter for electric motor allowing manual and automatic control at will : en fr
  • FR821066A - Shell press for fabrics : en fr
  • FR821138A - Lamp for illumination and irradiation from the top of an operating field : en fr
  • GB475651A - Improvements in or relating to supporting means for curtains and the like : en
  • GB475594A - Improvements in or relating to film gates : en
  • AT151667B - Method and device for the production of blown cream. : de en
  • CA370111A - Selective vending machine : en fr
  • GB475933A - Improvements in spring hinges applicable to clips, cigarette case lids and the like : en
  • US2099978A - Fruit cutting device : en
  • GB475857A - Improvements in lamp reflectors : en
  • FR820923A - Improvements to liquid sprayers : en fr
  • GB475516A - Improvements in or relating to nets for catching animals : en
  • GB475733A - Improvements in duplicating machines : en
  • US2100063A - Process for the production of tanned pictures : en
  • USD107150S - Design fob a handbag : en
  • FR48232E - Material for sliding bearings, composed of a light metal alloy : en fr
  • DE652389C - Multiplication and addition machine controlled by punch cards : de en
  • GB475632A - Improvements in or relating to high speed shaping machines : en
  • FR821111A - Improvements to the steering mechanism of swivel axle vehicles : en fr
  • DE653577C - Boring mill for pre-machining and finishing by fine boring : de en
  • FR821055A - Instrument for cryotherapy of body cavities, especially the larynx : en fr
  • GB475824A - Improvements in or relating to plug and socket connectors for electric circuits : en
  • FR820994A - Height balancing device for aircraft defense weapons : en fr
  • FR820990A - Method and apparatus for mounting glue ends : en fr
  • GB475870A - Improvements relating to apparatus for pneumatically conveying tobacco to tobacco working machines : en
  • FR820949A - Process for the stabilization of species : en fr
  • FR821046A - New synchronization system for parades, reviews, parades, commemorations and all official and public events : en fr
  • USD107183S - Design for a textile fabric : en
  • FR821023A - Machine for leveling and following the desired inclination of manufactured objects, such as for example wooden heels for shoes : en fr
  • GB475852A - Beading tool : en
  • GB475820A - Composition for preventing the formation of ice in concrete : en
  • FR820981A - Multiple center electrode spark plug : en fr
  • USD107128S - Design for a clip : en
  • US2099835A - Process of producing gasoline from cracked naphtha : en
  • US2100007A - Mechanical pencil : en
  • FR820978A - Improvements to Combined Radio-Television and Radio-Telephone Receivers : en fr
  • GB475723A - Improvements relating to the refining of hydrocarbon oils : en
  • FR821142A - Folding bench : en fr
  • GB475687A - Improvements in and relating to ammeters for high frequency alternating currents : en
  • US2099709A - Plaster base : en
  • DE653381C - Time remote switch with a bimetal strip : de en
  • CA370131A - Coaxial propellers : en fr
  • US2099685A - Aromatic oxyketone arsenicals and a process of making them : en
  • US2100271A - Culinary device : en
  • GB475604A - Improvements in transferring mechanism for freight containers on vehicles : en
  • GB475683A - A process for providing recesses and holes in diamonds : en
  • GB475731A - An automatically and continuously working gramophone : en
  • GB475834A - Improvements in or relating to stereoscopic cinematography : en
  • DK53900C - Valve. : da en
  • FR821141A - Dead spindle for spinning : en fr
  • US2099805A - Container : en
  • US2100202A - Full fashioned hosiery knitting machine : en
  • FR820938A - Pre-heated air oven, suspended vaults : en fr
  • DK53904C - Vending machine. : da en
  • FR821128A - Calculator : en fr
  • DE653308C - Lateral alignment procedure : de en
  • FR820934A - Improvements to discharge tubes : en fr
  • GB475529A - Improvements in knitting-machine needles and the manufacture thereof : en
  • US2099731A - Ski plane : en
  • US2099999A - Slide pencil : en
  • US2099838A - Oil burner mounting for marine use : en
  • FR48228E - Improvements to concentric conductors : en fr
  • FR821087A - heat exchanger for long ovens : en fr
  • FR820974A - Improvements to valves for pneumatic tires : en fr
  • GB475765A - Improvements relating to calculating apparatus : en
  • AT151514B - Lubrication of sliding surfaces with water or aqueous liquids. : de en
  • AT151659B - Twin generator for generating gas from wood and other fuels that produce carbon dioxide. : de en
  • DE649076C - Starting device for diesel pile drivers : de en
  • GB475718A - Improvements in or relating to high frequency signalling systems : en
  • GB475608A - Improvements in or relating to tobacco feeding apparatus for cigarette making machines : en
  • GB476040A - Improvements in or relating to electric cables or other insulated electric conductors and the manufacture thereof : en
  • GB475749A - Improvements in or relating to automatic telephone systems : en
  • CA370187A - Perforated strapping tape : en fr
  • FR821075A - New process for micro-filtering liquid or semi-liquid bodies using hides and skins of animal origin, their compounds or derivatives and new improved filters : en fr
  • GB475649A - Centrifugal governor : en
  • USD107161S - Design for a beanpot : en
  • AT151543B - Arrangement for the steering of motor vehicles provided with a drive motor by bringing about a difference in the speeds of the means of transport arranged on different sides of the vehicle, e.g. B. caterpillars. : de en
  • US2100305A - Typographical machine : en
  • US2099808A - Aircraft : en
  • US2099782A - Textile printing process and printing paste therefor : en
  • CA370079A - Jordan engine with crimp members : en fr
  • US2099872A - Scanning device : en
  • US2099980A - Method and apparatus for television transmission : en
  • CA370194A - Elastic attaching device : en fr
  • USD107063S - Design for a spoon or other similar : en
  • AT151507B - Movable self-supporting weir lock for riflemen, double riflemen, sector, roller weirs and the like. like : de en
  • USD107133S - Design for a brooch : en
  • CA370191A - Rubber product : en fr
  • SE90857C1 - : sv
  • AU102502B2 - Improvements in or relating to ray deflecting systems for cathode ray tubes : en
  • AT151718B - Device for the individual drive of compound conveyor systems. : de en
  • US2099760A - Flatiron holder : en
  • DE653349C - Engine hood with a wing-shaped profile for aircraft engines : de en
  • US2099815A - Precooling apparatus : en
  • AT151565B - Speed governor for prime movers with auxiliary pressurized oil motor. : de en
  • USD107100S - Design for a cake server or similar : en
  • AT151583B - Arrangement for measuring a component of an alternating current or an alternating voltage. : de en
  • AT151664B - Pesticide containing copper and sulfur. : de en
  • US2100196A - Electron discharge device : en
  • CA370090A - Phonograph reproducer : en fr
  • CA370190A - Rubber product : en fr
  • CA370121A - Washable wall-paper : en fr
  • DK53908C - Drinking device at Etagebure for Poultry. : da en
  • FR48240E - Power or power line for antennas and similar devices : en fr
  • US2100285A - Independently sprung front wheel : en
  • US2099972A - Electric generator : en
  • US2100109A - Domestic water system : en
  • US2100241A - Electric lamp support : en
  • AT151528B - Hollow block. : de en
  • AT151727B - Mechanical detonator with pipe fuse. : de en
  • AT151750B - Device for attaching polarization filters to photographic and cinematographic apparatus, in particular miniature cameras. : de en
  • AU102484B2 - Improvements in or relating to cathode ray tube deflecting means : en
  • DE653503C - Free swinging cone crusher : de en
  • FR821009A - Improvements made to vehicle bodies with a view to their interior ventilation : en fr
  • US2099991A - Full-fashioned hosiery : en
  • AT151587B - Automatic timer. : de en
  • AT151588B - Magnetic core, in particular for loading coils of telecommunication lines. : de en
  • US2100000A - Cinematographic camera and projector : en
  • US2099679A - Identification and recording devices : en
  • USD107140S - Design for a clip : en
  • USD107204S - Design for a textile fabric : en
  • AU102503B2 - An improved apparatus for manually propelling a boat : en
  • AT151540B - Drive device for motor vehicles with oscillating semi-axles. : de en
  • CA370109A - Lubricating device : en fr
  • US2100217A - Printer's gauge : en
  • USD107096S - Design for a combinet : en
  • US2099877A - Bailer : en
  • GB475700A - Adjustable mirror, particularly a rear-view mirror, for motor cars : en
  • FR48221E - Distributor for meat slicers : en fr
  • DE653529C - Process for the production of azo dyes on cellulose fiber : de en
  • AU487636A - Improvements in and connected with pipe clips : en
  • CA370101A - Sanitary napkin : en fr
  • CA370112A - Temperature control system : en fr
  • US2099737A - Spark plug core : en
  • USD107147S - Design for a combined nail : en
  • AT151512B - Air-cooled dry absorption chiller. : de en
  • AT151748B - Extrusion press. : de en
  • AT151557B - Liquid pump with rotating cell wheel. : de en
  • DE653386C - Process for the production of Kuepen dyes : de en
  • US2099888A - Method of making self-sterilizing brushes : en
  • US2100170A - Adjustable seat : en
  • USD107129S - Design for a cup : en
  • US2099779A - Suspension hydraulic swivel and feed for rotary well drilling : en
  • US2100245A - Figure toy : en
  • US2099705A - Directional gyroscopic indicator : en
  • FR48231E - Automatic adjustment device for several generators in parallel, with direct current, in particular for lighting dynamos of motor vehicles : en fr
  • AT151527B - Dry gas container with a metal jacket similar to a harmonica. : de en
  • AU429736A - An improved apparatus for converting petrol or kerosene engines into low gravity fuel oil engines : en
  • DE653538C - Arrangement for exchanging fuses for switches with fuses for switchboards : de en
  • AT151660B - Process for blue-black development and fog reduction in photographic developing emulsions. : de en
  • US2099730A - Article of jewelry : en
  • US2100013A - Mausoleum : en
  • US2100045A - Deposition of metallic films from metal vaporized in vacuo : en
  • DE653412C - Flameproof burner for gases with low ignition speed : de en
  • US2099920A - Process of treating hydrocarbon oil : en
  • US2099958A - Mount for indicators : en
  • DE653291C - Forming device for the production of large, heavy concrete pipes with a flat sole and profiled ends : de en
  • US2099929A - Electromagnetic bell : en
  • AT151603B - Statically shielded jumper wires, apparatus wires or the like. : de en
  • FR820928A - Device capable of air tempering glass or crystal plates : en fr
  • US2100055A - Window cleaner : en
  • FR821010A - Automatic shell varnishing machine : en fr
  • FR821091A - Improvements to drying and packaging machines for cereals : en fr
  • AT151630B - Process for liming animal hides and skins. : de en
  • AT151695B - Anti-skid device. : de en
  • DE652909C - Process for the production of refractory compounds, in particular ramming compounds and mortars : de en
  • AT151614B - Machine for marking the thickness distribution of flat structures. : de en
  • CA370125A - Lead purification : en fr
  • FR821125A - Aerial systems : en fr
  • AU102478B2 - Detector and amplifier arrangements which are selectively responsive to frequency : en
  • AU102483B2 - Improved seat and/or bed construction : en
  • GB475523A - Improvements in or relating to the manufacture of esters of phosphoric acid : en
  • GB475719A - Improvements in or relating to high pressure steam accumulator plant : en
  • GB475670A - Improvements in or relating to conveyor systems : en
  • GB475694A - Improvements in and relating to spindle journalling arrangements adapted for turning thread-milling and thread chasing : en
  • DE652564C - Process for the production of plastic compounds, casting compounds and putties with a high drop point and a low break point : de en
  • FR820933A - Improvements to shoes and their manufacturing process : en fr
  • US2099812A - Manufacture of shaped products impermeable to moisture : en
  • US2100265A - Process for the manufacture of metal alloys : en
  • US2100017A - Securing device : en
  • AT151653B - Process for the preparation of perhydrocarbazole derivatives. : de en
  • AT151566B - Securing against unintentional loosening of detachable pipe screw connections. : de en
  • DE653464C - Device for changing the length of the arc in electric arc welding machines : de en
  • DE653561C - Pedal crank locking device for light motorcycles : de en
  • DK53910C - Procedure for the Extermination of Insects and Pests. : da en
  • GB475699A - Improvements in or relating to vacuum or compressed air systems for aircraft apparatus : en
  • US2099987A - Film driving system : en
  • US2100008A - Picture projecting device : en
  • FR821112A - Anti-acid cements and mortars and their preparation process : en fr
  • GB475631A - Improvements in or relating to drying apparatus using electric fields produced by high frequency alternating currents : en
  • FR48214E - Pneumatic braking device particularly applicable to rail vehicles : en fr
  • US2099719A - Preselective tuning for radio reception and the like : en
  • US2100116A - Method and apparatus for treating pyorrhea : en
  • AT151593B - Bicycle alternator with rotating star magnet. : de en
  • AT151728B - Method and device for packaging cigarettes. : de en
  • FR48227E - Improvements to concentric conductors : en fr
  • US2099895A - Demountable tire rim : en
  • GB475601A - Improvements in devices for feeding sheets, envelopes and the like to addressing and like printing machines : en
  • GB475839A - Improvements in the manufacture of loud speakers for radio receiving apparatus or for other sound reproduction purposes : en
  • US2099801A - Electrolytic apparatus for prepar : en
  • US2100042A - Tube holder : en
  • AT151745B - Self-seller with common coin slot for a row of compartments. : de en
  • GB475656A - Indicating instruments for aircraft : en
  • GB475737A - Improvements in or relating to coating materials with rubber : en
  • DE653514C - turbine : de en
  • DE653585C - Manufacture of base exchangers : de en
  • US2099848A - Flexible coupling for power drive : en
  • FR820903A - Improvements to intake limiters for internal combustion engines : en fr
  • FR821090A - Process for the destruction of the potato leaf beetle : en fr
  • FR820963A - Can opener for opening and converting cans into cans or airtight containers : en fr
  • GB475776A - Improvements in or relating to condenser lens systems : en
  • US2099699A - Turbine : en
  • FR821093A - Device for braking direct current motors supplied by rectifiers : en fr
  • CA370078A - Photographic desensitizing process : en fr
  • US2099678A - Rivet : en
  • USD107108S - Design for a pendant : en
  • US2099973A - Lifesaving and swimming propelling device : en
  • US2100156A - Phase modulation : en
  • GB475641A - Method of and device for shaping shoe uppers : en
  • FR48250E - Refinements to valve actuators in multi-cylinder internal combustion engines : en fr
  • GB475877A - Improvements relating to silencers for gaseous currents : en
  • GB475630A - Improvements in and relating to electric immersion heaters : en
  • DK53907C - Turbine for Movement of Jet Pipes in Irrigation Systems. : da en
  • US2099715A - Constant current system : en
  • US2100222A - Enameling furnace : en
  • US2099686A - Organic arsenic compounds : en
  • GB475519A - Improvements in machines for mixing granular or pulverulent materials : en
  • US2099762A - Typewriting machine : en
  • FR820957A - Pallet anchor for watch movements : en fr
  • GB475853A - Improvements in or relating to navigation aiding radio systems for assisting blind landing of aircraft : en
  • GB475931A - Improvements in and relating to band resistances for the continuous regulation of heavy currents : en
  • GB475826A - Improvements in and relating to ventilators : en
  • USD107085S - Design fob a rug : en
  • FR821059A - Self-propelled transport vehicle for use on all types of land : en fr
  • FR820905A - Manufacturing process of photosensitive layers : en fr
  • GB475757A - Improvements in and relating to electrolytic condensers and electrolytes therefor : en
  • FR820954A - Extinguishing process and apparatus : en fr
  • FR48225E - Support collar allowing the removal or repair of water intakes on pipes under load without loss or water shutdown : en fr
  • AT151643B - Process for the refinement of beer or beer-like beverages. : de en
  • AT151740B - Machine for exposing and developing blueprints. : de en
  • FR821056A - Improvements to couplings and elastic bearings : en fr
  • GB475869A - Improvements in diaphragms responding to or reproducing sound : en
  • DE643626C - Air-compressing injection internal combustion engine with self-ignition and a combustion chamber separated from the displacement : de en
  • FR821116A - Working fluid for hydraulic mechanisms : en fr
  • GB475781A - Improvements in or relating to fire hydrant and associated hose reel apparatus : en
  • GB475664A - Improvements relating to gas cut-off valves : en
  • GB475518A - Improvements in portable electric cleaning and polishing tools : en
  • DE653364C - Line switching device for cash registers and accounting machines : de en
  • FR821117A - Improvements in flame retardant compositions : en fr
  • GB475511A - Improvements in or relating to bases and covers for meters or like instruments : en
  • CA370177A - Moisture-proofing composition : en fr
  • US2099704A - Furnace : en
  • CA370165A - Friction transmission mechanism : en fr
  • US2099902A - Tractor propelled gang lawn mower : en
  • USD107177S - Design for a knitted fabric : en
  • AU546736A - Electron gun : en
  • US2100020A - Pulverizing apparatus : en
  • US2100178A - Coal mining machine : en
  • US2100280A - Rotary game table : en
  • AT151714B - Spring-loaded swank coupling. : de en
  • AT151562B - Double metal studs. : de en
  • CA370142A - Liquid dispensing container : en fr
  • US2100299A - Treatment of hog carcasses : en
  • AT151586B - Method of operating a plurality of cathode ray imagers. : de en
  • AT151547B - Ball bearings, in particular for rotary connections for vehicles. : de en
  • US2100079A - Cutting and winding machine : en
  • DE653515C - Gas collection chamber for shut-off means : de en
  • US2100287A - Motor fuel : en
  • AT151688B - Match divider. : de en
  • AT151523B - Facility for carbonless accounting. : de en
  • AT151706B - Securing the utility water systems of railroad cars against freezing. : de en
  • US2100257A - Composite body of magnesium and aluminum, and method of making same : en
  • US2099865A - Sound picture system : en
  • AT151682B - Predator spinning bait with a freely hanging spinning spoon. : de en
  • AT151703B - Automatic warning system for single-track crossings. : de en
  • FR820986A - Folding seat for water closet bowls and its manufacturing process : en fr
  • FR821084A - Composition intended for application to aircraft to prevent the formation of ice : en fr
  • DK53919C - Toy figure of collapsible and easily separable parts. : da en
  • US2100054A - Anesthetic tannate : en
  • US2100134A - Apparatus for projecting lenticular film : en
  • US2100138A - Bristle for cleaning devices : en
  • FR48219E - Stable explosives based on aluminum or magnesium and their manufacturing process : en fr
  • US2099837A - Seismic reflection method : en
  • AT151553B - Arrangement of the control shaft in internal combustion engines. : de en
  • GB475860A - Air-cooled internal-combustion engines : en
  • DE653307C - Process for the preparation of halogenated piperidine offshoots : de en
  • DE653418C - Regulating transformer : de en
  • DE653494C - Method and device for regulating the temperature of a glass flow emerging from a melting furnace, in particular fed to a rolling mill : de en
  • GB475871A - Improvements in and relating to steel structures operating at elevated temperatures : en
  • AT151617B - Pressure indicator for pressurized containers. : de en
  • AT151516B - Automatic overcurrent or overtemperature switch. : de en
  • AT151524B - Drive device for the work rolls of scraping u. like : de en
  • AU105537A - Improvements in sheet winding machines for effecting and indicating uniform concentric divisions inthe wound roll, each division containing a predetermined number of plies : en
  • USD107134S - Design fob a brooch : en
  • FR821032A - Improvements to tabulating machines : en fr
  • AT151615B - Centering device on dies for pressing perforated blanks with a tapered base for the pipe jointing process. : de en
  • DE653589C - Hydromechanical power transmission for land vehicles, especially rail vehicles : de en
  • US2099710A - Hermetically sealed package : en
  • GB475844A - Improved process for the operation of blowpipes working under water : en
  • DE653312C - Circuit arrangement for counting connections of different values in telephone systems : de en
  • DE653446C - Device for determining the sex of chicks : de en
  • US2100281A - Motor vehicle temperature modifier : en
  • GB475685A - Improvements in electrical fuses : en
  • DE653327C - Fine adjustment device : de en
  • DE653461C - Expansion switch : de en
  • GB475690A - Improvements in or relating to lathes and like machine tools : en
  • AT151638B - Process for the production of lacquers, varnishes, paints, impregnating agents and adhesives. : de en
  • AT151737B - Hand machine. : de en
  • DE653442C - Lamp housing for projector : de en
  • DE653499C - Valve control for multi-cylinder engines with double valves : de en
  • FR821148A - Process for treating coke to increase its reactivity : en fr
  • GB475774A - Improvements in tie-bands : en
  • FR821144A - Advanced Tapestry Needle : en fr
  • DE653544C - Process for the production of composite cast blocks for rails : de en
  • DE653602C - Mesh network with several supply lines and with a reverse current relay that may work with a delay : de en
  • CA370176A - Wedding ring : en fr
  • US2099698A - Heel-seat fitting machine : en
  • US2099971A - Automatic controller for a radio receiving set : en
  • FR820950A - Pneumatic vehicle detector : en fr
  • FR820968A - Method and apparatus for recording sound : en fr
  • US2099766A - Spun yarn and method of preparing same : en
  • US2099852A - Internal combustion engine : en
  • DE653463C - Arrangement for the supply of alternating current circuits, which contain variable resistances, with currents of prescribed size and phase position : de en
  • FR48209E - Airplane of a new type : en fr
  • GB475510A - Improvements in mechanical fan-operated sirens : en
  • GB475654A - Improvements in or relating to electrostatic condensers : en
  • GB475703A - Improvements in and relating to high frequency electric cables : en
  • FR821104A - Notepad : en fr
  • FR820929A - Process improvements for the production of very short electromagnetic waves : en fr
  • FR821020A - Improvements to the casting and rolling processes of metallurgical products cast in ingots of small thickness and great length : en fr
  • DE653517C - Circuit arrangement for electrically operated vehicles with series parallel connection in driving and braking : de en
  • DE653537C - Connection or connecting terminal for electrical lines made of two different metals : de en
  • GB475772A - Improvements in electric discharge tubes : en
  • FR48241E - Heat transmission systems : en fr
  • GB475544A - Improvements in or relating to casting machines for easily oxidizable metals : en
  • US2099870A - Pneumatic cushion : en
  • US2099751A - Window construction : en
  • US2100123A - Hatch construction : en
  • US2100300A - Cotton cleaning and reclaiming machine : en
  • FR820964A - Heat insulation device : en fr
  • GR6969B - MANUFACTURE OF COPPER SULFUR, EXPORT OF GOLD AND ENRICHMENT OF VARIOUS MINERALS. : el en
  • US2099898A - Portable foundation for machinery : en
  • US2100025A - Electrical connecting means : en
  • US2100107A - Counter selecting and operating : en
  • US2100126A - Hatch construction : en
  • GB475673A - Improvements in and relating to oscillation generators : en
  • GB475688A - Improvements in and relating to apparatus for sealing metal to glass : en
  • GB475836A - Improvements relating to the cooling of hot material extruded through presses, particularly presses for lead sheathing of cables : en
  • AU58637A - Improvements relating to combined adapters and switches : en
  • US2099956A - Hog trap : en
  • US2099793A - Refrigerator structure : en
  • AT151606B - Fire chamber for electrical circuit breakers. : de en
  • US2099855A - Method of hydrolyzing reactive : en
  • USD107178S - Design for a playing card : en
  • DE653454C - Actuating device for air brakes and wheel brakes on aircraft : de en
  • DE653445C - Holder for wreaths : de en
  • DE653485C - Base with connection points for the connection of electrical installation equipment using exchangeable connection bars : de en
  • DE653567C - Process for finishing (plastering, grooving and dressing) of socket clay pipes : de en
  • GB475533A - Improvements in or relating to hollow building slabs and to buildings and doors embodying such slabs : en
  • GB475787A - Improvements in and relating to lubricants : en
  • CA370189A - Differential gearing : en fr
  • DE653473C - Hand fire extinguisher with a snow pipe used to produce carbon dioxide snow : de en
  • US2100106A - Button and clasp construction : en
  • USD107188S - Design for a dress : en
  • AT151692B - Process for the production of roads, foundations, etc. like : de en
  • DE653422C - Method for testing housings for electrical apparatus and machines for resistance to explosion pressure : de en
  • US2099913A - Automatic telephone signaling apparatus : en
  • DE653501C - Spray device for melted and powdery spray material : de en
  • AT151696B - Steerable ski. : de en
  • AT151619B - Centrifugal casting mold. : de en
  • US2099857A - Trainer for aviators : en
  • US2099753A - Manufacture of cellulose derivatives : en
  • US2099915A - Hose coupling : en
  • US2100036A - Brake for baby carriages : en
  • US2100046A - Coil stripper : en
  • US2100266A - Oil filter : en
  • AT151590B - Electrode system with asymmetrical conductivity. : de en
  • AT151609B - Electrical switchgear with burn-off contacts. : de en
  • US2099697A - Method of and means for etching metals : en
  • US2099746A - Means for increasing the efficiency of boilers : en
  • USD107117S - Design for a clip or similar article : en
  • US2099961A - Building construction unit : en
  • USD107143S - Design fob a clip : en
  • AT151597B - Method for synchronizing the vertical change in television. : de en
  • AU105937A - Improvements in or relating to single-phase mercury-cathode rectifying tubes : en
  • AT151721B - Closing head of capping machines for tear-off caps. : de en
  • CA370056A - Butadiene preparation : en fr
  • GB475659A - Improvements in or relating to machines for cutting screw threads : en
  • CA370068A - Shovel : en fr
  • DE653553C - Process for the complete and regulated utilization of organic fertilizers : de en
  • GB475628A - Improvements in settees, sofas, or the like, convertible into bedsteads : en
  • GB475841A - Improvements in oil engines : en
  • DE653318C - Process for the production of water-insoluble azo dyes : de en
  • GB475637A - Machine for grinding gear teeth by the generating method by means of two wide flat grinding wheels : en
  • AT151604B - Arrangement for elastic converters. : de en
  • GB475681A - Improvements in or relating to thermostatically controlled containers : en
  • GB475807A - Improvements in or relating to light sensitive electron discharge devices : en
  • GB475930A - The production of chlorides of metals of the alkaline-earth and zinc series : en
  • AU189136A - Reception of television signals according to the groups of interlaced lines : en
  • AT151650B - Device for preventing the introduction of non-distilled liquids containing alcohol into alcohol rectification devices. : de en
  • AT151739B - Process for the manufacture of gloves. : de en
  • DE651050C - Process for the purification and enrichment of the extracts of estrogenic substances obtained from plants : de en
  • AT151537B - Device for sticking labels. : de en
  • US2099818A - Static limiting device : en
  • US2099701A - Steam actuated poppet valve gear for reciprocating pumping engines : en
  • US2099786A - Rail-retaining device : en
  • US2100201A - Process for manufacturing wearing apparel and product thereof : en
  • AT151581B - Circuit arrangement for telephone systems with subscriber counters to be operated during the connection in the exchange. : de en
  • AU473736A - Improvements in wireless receivers : en
  • GB475804A - Improvements in or relating to range finders : en
  • USD107125S - Design for a clip : en
  • USD107151S - Design for a shaving soap container : en
  • CA370119A - Abrasive wheel : en fr
  • GB475766A - Improvements in and relating to pressure-fired steam generators : en
  • CA370071A - Vacuum power clutch : en fr
  • USD107110S - Design for a cop ob similar article : en
  • US2099927A - Hairpin : en
  • AT151707B - Motor vehicle with central girder chassis. : de en
  • CA370091A - Phonograph cabinet : en fr
  • US2099817A - Vehicle bearing : en
  • US2100198A - Extractor-cleaner machine : en
  • US2099694A - Polarizing optical system : en
  • US2099732A - Dispenser control means : en
  • USD107187S - Design for a dress : en
  • GB475805A - Improvements in and connected with visible indicating apparatus : en
  • US2099886A - Hydraulic hoist : en
  • US2100149A - Method and arrangement for filtering waste water (back water) from paper, cellulose, and wood pulp factories, etc. : en
  • DE653493C - Method of repairing glass melting furnace furnaces : de en
  • DE653504C - Centrifugal separator : de en
  • CA370110A - Concrete indurating composition : en fr
  • USD107104S - Design for a jab : en
  • AT151699B - Self-supporting outer skin for land, air and water vehicles. : de en
  • US2099748A - Eyeglass frame : en
  • US2099871A - Apparatus for exercising the hearing organs : en
  • AT151504B - Removal of scale using alternating current. : de en
  • CA370064A - Frequency modulation : en fr
  • CA370157A - Image broadcasting system : en fr
  • FR820997A - Improvements to selective protection devices for power lines : en fr
  • GB475738A - Improvements in and relating to cinematograph apparatus : en
  • GB475704A - Improvements in and relating to electric cables : en
  • DK53884C - Detergent or similar capillary active agent. : da en
  • US2099903A - Lifting apparatus : en
  • US2100021A - Culinary article : en
  • GB475621A - Improvements in or relating to thermionic modulator circuit arrangements : en
  • GB475647A - Improvements in or relating to the manufacture of thiones and selenones : en
  • GB475771A - Improvements in electric incandescent lamps for photographic dark-room purposes : en
  • GB475707A - Coal-burning and like domestic firegrates : en
  • US2099841A - Apparatus for the administration of gases : en
  • US2100225A - Operating mechanism for automotive vehicles : en
  • GB475622A - Improvements in piston rings : en
  • US2099790A - Mounting of auxiliaries for tractor engines : en
  • DK53920C - Slider closure with sealing body for containers for liquid or plastic masses, in particular tubes. : da en
  • USD107080S - Design fob a lamp base : en
  • AT151554B - Device for atomizing liquid fuels. : de en
  • USD107141S - Design for a clip : en
  • USD107095S - Design for a combine : en
  • US2100277A - Process for refining glyceride oil : en
  • US2100185A - Apparatus for the movement of viscous materials : en
  • US2100080A - Utensil : en
  • FR820939A - Improvements made to billboards or billboards or others : en fr
  • GB475695A - Sanding machine : en
  • US2100143A - Internal combustion engine : en
  • DE653375C - Covering device for expansion joints of bridges, especially over the abutments : de en
  • CA370123A - Electrical conductor : en fr
  • USD107167S - Design for a textile fabric or simi : en
  • USD107114S - Design fob a clip or similar article : en
  • DE653600C - Device for controlling the luminous flux of a constant light source for television purposes and optical sound recording : de en
  • US2099726A - Paper and method of making same : en
  • GB475793A - Stop-and-start mechanism for use in connection with gramophones or the like : en
  • US2099988A - Spraying device : en
  • US2100232A - Flexible coupling for radio volume control or the like : en
  • FR821132A - Fuel for internal combustion engines : en fr
  • FR820919A - Improvements to fire control devices : en fr
  • GB475782A - Improvements in measuring marks for stereoscopic rangefinders : en
  • DE653554C - Damping device for elastically mounted internal combustion engines : de en
  • FR821058A - Mechanical fuze for rotating projectiles : en fr
  • IE14832L - Electric discharge lamps : en
  • DE653458C - Mechanical timer with sensitive impact : de en
  • DE653407C - Press-in lid for paint container : de en
  • US2099770A - Curtain fixture : en
  • DE653512C - Telescopic adjustable drainage pipe for sewage treatment plants : de en
  • FR821133A - Folding lift wing for aircraft : en fr
  • GB475833A - Improvements in and relating to electrolytic condensers : en
  • CA370143A - Hosiery drying and pressing device : en fr
  • US2099847A - Dispensing apparatus : en
  • US2100175A - Wall covering : en
  • US2099754A - Calculating machine : en
  • US2099893A - Machine for grading or sorting by weight : en
  • USD107123S - Design for a clip : en
  • US2100262A - Sluice box and amalgamation concentrator : en
  • DE653518C - Radio direction finding method : de en
  • GB475798A - Improvements in or relating to electric motor controllers : en
  • US2100090A - Cosmetic products : en
  • US2100161A - Telepicture translating mechanism : en
  • AT151571B - Arrangement for generating a sawtooth-shaped current curve. : de en
  • AT151666B - Process for the production of molten bricks from waste incineration slag. : de en
  • GB475725A - Improvements relating to froth flotation concentration of minerals : en
  • DE653603C - Process for the production of non-sagging helical light bodies, mainly made of tungsten, for electric light bulbs : de en
  • US2100062A - Cracking of hydrocarbon oil : en
  • DE653540C - Flyweight protection clutch for electric motor drives or the like. : de en
  • DE653568C - Three-point supported, curved two-rail chassis for excavators, depositors, overburden conveyor bridges and similar heavy equipment : de en
  • US2099723A - 90 u deg. bend, flexible pipe cleaning tool : en
  • US2100129A - Hatch frame : en
  • US2099724A - Machine for grinding tools : en
  • US2099736A - Hair waving device : en
  • USD107067S - Design for a goblet or similar : en
  • US2099692A - Washing apparatus : en
  • USD107175S - Design fob a bug : en
  • USD107190S - Design for a dress : en
  • US2100026A - Liquid expresser : en
  • US2100044A - Television : en
  • USD107089S - Design for wallpaper or similar : en
  • DE653583C - Fuse : de en
  • GB475581A - Improvements in or relating to engine turning gear : en
  • AU102463B2 - Improvements in and connected with pipe clips : en
  • GB475538A - Stiffeners, adhesives and process for stiffening textile articles : en
  • US2099681A - Camera indexing mechanism : en
  • DE653143C - Process for the production of liquid hydrocarbons from acetylene gas : de en
  • FR821094A - Electrical switch, including installation switch : en fr
  • AU505036A - Improved load supporting appliance for use with hydraulic hoists andthe like : en
  • AT151717B - Automatically closing hopper. : de en
  • DK53901C - Procedure for Laying Roofing felt. : da en
  • FR821027A - Improvements to electrical measuring devices known as control boxes : en fr
  • US2099842A - Gas flow means for anesthetic apparatus and the like : en
  • DE653392C - Double cuff button with two button plates and a bar consisting of two hinged legs : de en
  • DE653605C - Electric capacitor made of several layered unit fins made from aluminum sheets : de en
  • FR821033A - Nickel alloy refinements : en fr
  • FR820921A - Filtering device for the preparation of coffee and tea infusions : en fr
  • AT151661B - Pesticides. : de en
  • AT151680B - Self-cocking poison-laying pistol for mice or the like extermination. : de en
  • US2100101A - Loom shuttle : en
  • US2099918A - Cover for conduit outlet boxes : en
  • IE14652L - Rotary engine : en
  • DK53903C - Apparatus for measuring viscosity. : da en
  • AT151746B - Device for indicating the presence of carbon dioxide in the air. : de en
  • USD107126S - Design for a clip : en
  • USD107186S - Design for a dress : en
  • GB475744A - Improvements in variable ratio drives for variable electrical impedances : en
  • FR820993A - Electromagnetic level indicator device : en fr
  • AT151534B - Wedge holder for hand planes. : de en
  • AT151697B - Multi-disc brake. : de en
  • AT151705B - Installation on tubular frames of vehicles, in particular bicycles. : de en
  • AT151741B - Playback apparatus for films of various types, particularly those with various mechanical properties. : de en
  • AU102498B2 - Improvements inthe production of metal bottles forthe manufacture of tubes : en
  • CA370050A - Rubber product : en fr
  • DK53918C - Marking beacon for Airports. : da en
  • CA370092A - Dictating machine : en fr
  • DE653385C - Process for the production of azo dyes : de en
  • USD107208S - Design for a bathing suit : en
  • AT151591B - Electric discharge tube. : de en
  • AT151642B - Process for the production of pigmented artificial silk by the viscose process. : de en
  • AT151690B - Motorcycle sidecar. : de en
  • FR821006A - New device to dry air and gases : en fr
  • US2100092A - Lubricating device : en
  • US2100253A - Conveyer mechanism : en
  • AT151671B - Device for covering smearable writings and prints with a protective dust. : de en
  • AT151648B - Device for heating the forehearth of cupolas. : de en
  • US2100296A - Switch machine for railroads : en
  • USD107127S - Design for a clip : en
  • CA370193A - Spark device for engines : en fr
  • USD107132S - Design for a brooch : en
  • DE653413C - Process for the production of hydrocarbons by heating mixtures of olefins and acetylene at any pressure : de en
  • AU102470B2 - Scanning disc for television transmitters : en
  • CA370072A - Clutch mechanism : en fr
  • DE653195C - Process for the production of high-quality gases, in particular from bituminous fuels such as lignite, lignite briquettes and peat : de en
  • CA370095A - Condensation product : en fr
  • US2099880A - Composition of matter adapted for increasing the water-resistance of fibrous substances specifically paper products and process of making same : en
  • GB475822A - Improvements in the manufacture and production of plastic masses : en
  • CA370047A - Storage battery : en fr
  • CA370159A - Facsimile system : en fr
  • CA370183A - Display sign : en fr
  • CA370066A - Acetic acid purification : en fr
  • FR821097A - Primer : en fr
  • AT151747B - Vision camera. : de en
  • GB475817A - Improvements in flexible receptacles : en
  • DK53883C - Procedure for the manufacture of yeasts, in particular pressed yeasts and spirits. : da en
  • DE653595C - Device for monitoring the economic efficiency of driving in resistance-controlled electric vehicles : de en
  • DE653451C - Cylinder or cone lock for cinema machines : de en
  • AT151687B - Tobacco pipe. : de en
  • AU102465B2 - Improvements in or relating to processes forthe photomechanical production of single or multi-colour pictures or writing on hard material : en
  • CA370163A - Vending machine : en fr
  • AT151520B - Method of waterproofing textile fabrics. : de en
  • AT151595B - High-speed rotary switch. : de en
  • CA370171A - Power applying unit : en fr
  • FR821038A - Improvements to finned tube machines : en fr
  • FR48218E - Pressure gauge for measuring the inlet gas pressure in an internal combustion engine : en fr
  • FR821003A - New treatment of furs and fur fabrics : en fr
  • FR821102A - Improvements in the construction and arrangement of boats, such as canoes: s : en fr
  • GB475846A - Electron discharge tubes and methods of manufacturing such tubes : en
  • US2100001A - Leader bracket : en
  • USD107207S - Design for a dress : en
  • DE653607C - Process for improving lubricating oils : de en
  • FR820914A - Improvements to the electrical assemblies of polyphase rectifiers : en fr
  • FR820944A - Grinding machine : en fr
  • DE653492C - Oil burner with rotating atomizer beaker : de en
  • GB475580A - Scoring apparatus for games : en
  • GB475705A - Improvements in straight bar knitting machines and method of operating same for producing stockings : en
  • FR820908A - Arrangement for drying wood or other damp objects or materials, using high-frequency alternating fields : en fr
  • DK53892C - Control device for Radio Receivers. : da en
  • US2099965A - Method of recording the work performed by welders : en
  • US2100230A - Electrical switch gear : en
  • USD107078S - Design for a cooking pot or similar : en
  • GB475803A - Improvements in protective headgear, specially adapted for use by miners : en
  • US2099784A - Combined adjustable straight-edge, rule, and alignment tester : en
  • US2099763A - Metal tire cover : en
  • US2100229A - Skip for concrete mixers : en
  • USD107098S - Design for a combinet : en
  • CA370145A - Harvester thresher canvas : en fr
  • FR821146A - Improvements in devices intended for the amplification, generation and multiplication of electrical oscillations, in particular in ultra-short waves, according to the principle of transverse control : en fr
  • GB475495A - Improvements in lubricators for air-lines, rock-drills and other compressed air apparatus : en
  • DK53888C - Heat Exchanger with Rotary Gear for Preheating and Evaporation of Water Superheating of Steam Using Combustion Products. : da en
  • GB475727A - Improvements relating to the distillation of coal, and for the consolidation of other materials by the application of heat : en
  • DE653366C - Dry fire extinguisher : de en
  • FR48207E - Method of actuating signals in railway signaling installations by track circuits, and application devices : en fr
  • GB475650A - Improvements in the manufacture of artificial filaments, yarns, foils and similar materials : en
  • DK53905C - Plov. : da en
  • US2099759A - Time measuring mechanism : en
  • CA370168A - Shelf edging : en fr
  • US2099955A - Fluid transmission scale : en
  • USD107146S - Design for a necktie rack or the like : en
  • US2099707A - Adjustable window curtain fixture : en
  • US2100182A - Compressed fluid circuit breaker with multiple breaks : en
  • US2099906A - Article holder : en
  • US2100259A - Television : en
  • US2099828A - Portable fire extinguisher : en
  • US2100140A - Decalcomania : en
  • US2100243A - Auxiliary glare shield : en
  • US2100267A - Rotary combustion engine : en
  • DE653563C - A tool consisting of a cutting knife for inserting a pre-formed pouring spout into the lid, base or body wall of a tin can : de en
  • DE651051C - Purification process for the production of highly effective estrogenic substances from plant material : de en
  • FR48242E - Improvements to variable speed transmission control devices, in particular for motor vehicles : en fr
  • GB475689A - Improvements in fluid meters : en
  • US2100147A - Steering wheel : en
  • GB475584A - An improvement in internal combustion engines specially applicable to engines of thehigh compression-ignition type working on the two-stroke cycle : en
  • GB475799A - Improvements in portable electric battery lamps : en
  • US2100117A - Apparatus for treating materials : en
  • FR821124A - Method and device for supplying fresh metal to aluminum refining furnaces : en fr
  • DE653477C - Open profile made of rolled cast iron in the form of a lining iron for iron pit punches consisting of two parts that can be slid into one another : de en
  • US2100308A - Electron discharge device : en
  • AU102482B2 - Improvements in sheet winding machines for effecting and indicating uniform concentric divisions inthe wound roll, each division containing a predetermined number of plies : en
  • USD107176S - Design for a flower holder or sim : en
  • USD107200S - Design for a decorative nail : en
  • GB475513A - Improvements in and relating to cinematograph apparatus : en
  • GB475830A - An improved process for the galvanic deposition of copper from aqueous solutions of copper salts : en
  • AU102491B2 - Sound exclusion means for cinema projectors : en
  • AT151640B - Process for increasing the crease resistance of textiles made from cellulose-containing fibers. : de en
  • US2100024A - Odometer for motor vehicles : en
  • US2099717A - Process for the production of water-soluble condensation products : en
  • US2099850A - Motor fuel : en
  • CA370048A - Cathode ray tube : en fr
  • AT151508B - Electric discharge tube. : de en
  • FR821071A - Improvements to the processes for the manufacture of artificial slates intended for schoolchildren : en fr
  • FR821136A - Process for transforming olefinic hydrocarbons : en fr
  • GB475819A - Improvements in or relating to felted fibrous product and method of making the same : en
  • CA370188A - Tobacco pipe : en fr
  • FR821054A - Fast planer : en fr
  • FR820959A - Keg, removable or not, in molten metal, with interior lining and with aseptic drain : en fr
  • CA370077A - Fluid control mechanism : en fr
  • AT151607B - Trip device for automatic switch. : de en
  • US2099843A - Method and means for the formation of breathing tubes and the like : en
  • US2099677A - Rock or earth drill bit : en
  • AT151735B - Process and devices for the production of background noise-free sound recordings in amplitude writing. : de en
  • US2099795A - Fertilizer sowing attachment for seeding machines : en
  • US2099905A - Tillerman's windshield for ladder truck trailers : en
  • AT151573B - Circuit arrangement for company lines. : de en
  • AT151611B - Device for the electrical separation of floats from gases or gas mixtures. : de en
  • USD107094S - Design for a combinet : en
  • FR48215E - Device for checking and adjusting electricity meters : en fr
  • GB475879A - Improvements relating to the drying of slurry and to apparatus for use therein : en
  • AT151678B - Meat grinder. : de en
  • CA370075A - Wire rope joining device : en fr
  • US2100066A - Fire fighting and rescue apparatus : en
  • US2099827A - Wet refuse burning grate : en
  • US2099756A - Air duct : en
  • US2099964A - Mixing machine : en
  • AT151636B - Process for the production of stable alkali polysulphides. : de en
  • AT151550B - Device for cooling cream, milk and. like : de en
  • CA370081A - Carbonaceous material treating apparatus : en fr
  • US2100220A - Shaft seal : en
  • AT151685B - Cigarette stuffing machine. : de en
  • DK53898C - Freestanding, resilient frame for seating furniture. : da en
  • US2099881A - Binding device : en
  • USD107158S - Design for a combined radio receiv : en
  • CA370049A - Braun tube arrangement : en fr
  • US2100039A - Container filling apparatus : en
  • US2099798A - Pedal mechanism : en
  • AT151654B - Process for the preparation of trisubstituted barbituric acids. : de en
  • AU467736A - Improvements in or relating to detonating explosives : en
  • CA370180A - Compressed fluid generator regulator : en fr
  • USD107195S - Design for a dress : en
  • US2099819A - Vehicle suspension : en
  • US2100256A - Method of making composite bodies of zinc and aluminum : en
  • GB475617A - Improvements in or relating to vacuum cleaners : en
  • CA370146A - Differential gearing : en fr
  • DE653363C - Casting mold for the production of composite cast bearing shells : de en
  • US2100125A - Hatch construction : en
  • CA370105A - Aerating valve : en fr
  • GB475541A - Improvements in or relating to the casting of easily oxidizable metals : en
  • AT151526B - Multi-colored pen with leads of different colors directly adjacent to one another. : de en
  • US2099725A - Scratch recorder : en
  • US2100254A - Clip for fastening roofing : en
  • US2100295A - Signaling system for railroads : en
  • US2100210A - Ignition system for internal com : en
  • AU507136A - Sound exclusion means for cinema projectors : en
  • US2100035A - Means for tying bottles together for stacking purposes, such as in displays : en
  • US2100239A - Magnifying glass : en
  • US2100279A - Television system : en
  • AT151720B - Carrying device for packages or the like. : de en
  • AU102501B2 - Improvements in lamp shade holdes : en
  • DE653379C - Roller switch : de en
  • DE653491C - Electric heating and cooking device with electrode heating : de en
  • GB475668A - Improvements in or relating to grinding tools : en
  • AT151574B - Electric grave lights. : de en
  • AU102468B2 - Placer mining device : en
  • AT151628B - Process for making baked goods. : de en
  • US2100278A - Reinforced last for boots and shoes : en
  • AT151551B - Device for converting a six-wheeled road vehicle, all of the wheels of which are driven, into a four-wheeled road vehicle and vice versa. : de en
  • AT151726B - Garbage truck. : de en
  • AU102479B2 - Improved load supporting appliance for use with hydraulic hoists andthe like : en
  • AT151644B - Aluminum-chromium-iron alloys. : de en
  • DE653536C - Process for the production of large lengths of metal-sheathed telecommunication cables, in particular high-frequency telecommunication cables, with a core insulation of greater heat sensitivity than paper : de en
  • GB475753A - Improvements in electrically controlled counters : en
  • AT151568B - Movable pick-up contact for adjustable resistors. : de en
  • AT151698B - Coupling for the automatic switching of multi-stage speed change transmissions, especially for bicycles. : de en
  • CA370160A - Telecommunication system : en fr
  • US2100077A - Display device : en
  • DE628800C - Process for the preparation of N-alkylated ureas of ª ‰ -chloro or bromoallylalyl acetic acids : de en
  • US2099780A - Apparatus for weaving terry fabric : en
  • US2100172A - Cocktail shaker : en
  • US2100288A - Refrigerating apparatus : en
  • DK53915C - Electromagnetic Grinder for Razor Blades. : da en
  • AT151724B - Process for the combustion of wet fuels in the dust firing of radiant steam boilers with beater mills blowing directly into the furnace. : de en
  • AT151742B - Trimming device for sewing machines. : de en
  • AU428136A - An improved apparatus for manually propelling a boat : en
  • CA370107A - Carbureter : en fr
  • DE653421C - Grudeherd : de en
  • GB475708A - Improvements in emery files : en
  • FR820951A - Improvements made to radio-electric devices, in particular for reception : en fr
  • FR820979A - Perfected leg warmer : en fr
  • US2100234A - Massaging device : en
  • AU102500B2 - Reception of television signals according to the groups of interlaced lines : en
  • AU480636A - Improved method of and apparatus for manufacturing moulded pipes : en
  • US2099836A - Compound feeder : en
  • AT151559B - Seal for socket pipes with stuffing box. : de en
  • US2099950A - Harness cord : en
  • USD107106S - Design for a lens strap : en
  • US2100159A - Porous bushing for bearings and method for making same : en
  • USD107083S - Design for a rug : en
  • CA370140A - Fence tying tool : en fr
  • DE653576C - Photographic registration device for measuring instruments or counters : de en
  • AU102490B2 - An improved grip attachment for dual-tyred wheels : en
  • US2100144A - Conveyer-propelled supply truck for use with shaking conveyers : en
  • USD107099S - Design for a combine : en
  • AT151501B - Switching device from horn to flashing for motor vehicles. : de en
  • CA370046A - Copper sulfide flotation method : en fr
  • DE653365C - Device for molten coating of metal sheets with metal layers : de en
  • GB475736A - Improvements in or relating to the production and use of bodies such as casts and moulds shaped in accordance with the shape of an article : en
  • GR6968B - COVER FOR THE EASY CURRICULUM OF THE HAIR. : el en
  • AT151616B - Method and device for the production of pipes and profiles of all kinds by cold means by bending strips and sheet metal strips. : de en
  • AU102461B2 - Impedance matching terminations for dielectric guides : en
  • US2100004A - Binding machine : en
  • US2100030A - Silencer : en
  • US2100164A - Registering and displaying appara : en
  • CA370058A - Cyanide solution precipitation : en fr
  • CA370096A - Plastic mass : en fr
  • US2099768A - Driving mechanism : en
  • AT151522B - Process for drying artificial casings made from animal fiber material. : de en
  • USD107189S - Design for a curtain : en
  • AT151645B - Process for the finishing of textiles. : de en
  • AT151679B - Glider with a teardrop-shaped central longitudinal deck that also acts as a tail fin. : de en
  • CA370120A - Abrasive wheel : en fr
  • AT151517B - Circuit arrangement for telephone systems with several subscriber stations located on a common line. : de en
  • CA370179A - Food material : en fr
  • AT151675B - Pressing device for hollow bodies made of plastic. : de en
  • AT151684B - Use for cigarette cans etc. like : de en
  • USD107180S - Design for a glass cutter : en
  • CA370054A - Synthetic rubber : en fr
  • US2100155A - Electrical purification of gases : en
  • AU475336A - Detector and amplifier arrangements which are selectively responsive to frequency : en
  • CA370141A - Composite building material : en fr
  • AT151621B - Key cutting machine. : de en
  • FR820946A - Set of soap bubbles coupled to a goods dispenser : en fr
  • FR820980A - Pop-up hood for baby carriages and other similar applications : en fr
  • US2099702A - Air conditioning system for cars : en
  • US2099924A - Handbag : en
  • US2100215A - Circuit breaker control system : en
  • CA370129A - Ice cream vending machine : en fr
  • CA370138A - Diesel gas device or heater : en fr
  • FR821016A - Improvements to synchronous electric remote controls and in particular to electric motor synchronization processes : en fr
  • GB475827A - An improved locking collar or washer : en
  • US2099787A - Radio broadcasting system : en
  • DE653236C - Switching device for closing and opening the contacts of an electrical circuit arranged on a vehicle, in particular a motor vehicle : de en
  • GB475845A - Method of and apparatus for the removal of suspended particles from gases : en
  • CA370087A - Vacuum capping machine : en fr
  • DE653416C - Overcurrent protection circuit for three-phase systems : de en
  • FR821074A - Front end for cards : en fr
  • GB475698A - Improvements in and relating to pistons for internal combustion engines : en
  • AT151618B - Kitchen cabinet with pull-out washing-up device. : de en
  • CA370100A - Starting circuit for vapour electric devices : en fr
  • US2099981A - Material loading apparatus : en
  • US2100010A - Manufacture of new cellulose compounds and of artificial materials thereof : en
  • GB475784A - Improvements in and relating to colour photography : en
  • AT151646B - Process for the extraction of easily crushable anhydrous borax. : de en
  • AU188336A - An improved post for fencing andthe like : en
  • AT151511B - Light metal pistons for internal combustion engines. : de en
  • FR821039A - Improvements in drive mechanisms for recording tapes or sheets such as those used in tabulating machines : en fr
  • US2100034A - - wrenghi : en
  • GB475735A - Improvements in or relating to cabinets for gramophone, radio receivers, television receivers and the like : en
  • FR48204E - Construction process for metal or other panels : en fr
  • GB475761A - Improvements in and relating to straight bar knitting machines : en
  • GB475520A - Improvements in or relating to stationery feed mechanism for typewriters or other recording machines : en
  • GB475872A - Improvements relating to the packing of corner labels : en
  • AT151686B - Roller stamp. : de en
  • DE653362C - Process for oligodynamic sterilization : de en
  • GB475762A - Improvements in methods for printing trademarks or other indications on the selvedgeof woven fabrics : en
  • DE653471C - Process for reversing photographic films : de en
  • FR821103A - Device intended to tension the fenders or mudguards of motor vehicles : en fr
  • FR821114A - Advanced gyroscopic instrument : en fr
  • DE653530C - Brush for washing, polishing, dust pick-up, etc. like : de en
  • GB475624A - Improvements in and relating to boring, reaming, milling and like cutters : en
  • GB475867A - Manufacture of products of capillary action : en
  • US2099963A - Method of forming a draft passage in the end of a cigar : en
  • US2099825A - Oil base hydratable drilling fluid : en
  • US2099975A - Light projecting apparatus : en
  • FR820935A - Support, in the form of a ribbon, for mechanographic sound recordings : en fr
  • DK53917C - Electric Door Lock. : da en
  • US2100049A - Method of burning fuel : en
  • AT151725B - Hose reel trolley. : de en
  • US2099996A - Teapot : en
  • US2099876A - Strand handling apparatus : en
  • DE653420C - Mercury vapor lamp with a fluorescent screen to generate light similar to daylight : de en
  • FR821022A - Improvements to gas-producing projectiles : en fr
  • USD107157S - Design for a clothes stick ok similar : en
  • FR821030A - Safety razor enhancements : en fr
  • US2099729A - Pattern control and shedding mechanism for looms : en
  • US2099802A - Fuel reclaiming device : en
  • USD107116S - Design for a clip or similar article : en
  • US2099982A - Variable impulse transmitter : en
  • FR48201E - Two-piece die for coating device for very small section flexible wires : en fr
  • GB475582A - Improvements in or relating to fluorescent screens : en
  • GB475599A - Improvements in or relating to engine starters : en
  • US2100052A - Meter for measuring and registering liquid volumes received and delivered : en
  • DE653372C - Process for the production of finely divided lead and lead oxides : de en
  • GB475962A - Improvements in or relating to date indicators or perpetual calendars and other indicators for displaying variable information : en
  • US2100162A - Magnetron discharge tube apparatus : en
  • AU537436A - Improvements in and relating to refuse collecting containers : en
  • US2099672A - Anthraquinonyl thiazoles : en
  • GR6970B - SIMPLE PILLOW DEPTH ADJUSTMENT. : el en
  • FR48216E - Method of automatic comparison of two alternating voltages of the same phase : en fr
  • CA370185A - Glove : en fr
  • CA370195A - Rotary engine : en fr
  • DE653481C - Circuit for the automatic regulation of the dynamics in amplifier systems to achieve short settling times : de en
  • US2099885A - Bathing suit : en
  • US2099773A - Preparation of tetraalkyl thiuram monosulphides : en
  • US2100019A - Windshield defroster blade : en
  • US2100119A - Hatch for railway cars : en
  • AT151658B - Process for the desulphurization of gases. : de en
  • CA370093A - Valve stem : en fr
  • FR48234E - Suspension, in particular for automobiles : en fr
  • FR48229E - Cinematographic apparatus cooled by a motor-driven wind tunnel : en fr
  • DK53897C - Soot blower. : da en
  • AT151668B - Gas generator with a device to prevent fuel bridging in the fuel supply. : de en
  • US2100022A - Container assembling machine : en
  • US2100085A - Production of vulcanized rubber : en
  • US2100228A - Process for the dealkylation of alkyl-aryl ethers : en
  • DE643902C - Flush valve, especially for toilet systems : de en
  • DE653604C - Electric high-performance incandescent lamp for the ultra-violet, ultra-red and visible spectral range : de en
  • FR48235E - Improvements to light-sensitive actuators : en fr
  • US2100258A - Composite body of copper and aluminum or copper and magnesium, and method of making same : en
  • US2099879A - Apparatus for printing and drying : en
  • GB475790A - Improvements in and relating to tin boxes and other like containers : en
  • CA370108A - Thermic syphon : en fr
  • FR821150A - Apparatus for the application of thermotherapy : en fr
  • FR821068A - Ticket dispenser device : en fr
  • GB475588A - Method for the production of metallic lithographic printing plates : en
  • GB475636A - Improvements in devices for feeding sheets, envelopes and the like to addressing and like printing machines : en
  • GB475769A - Improvements in or relating to electron discharge tubes : en
  • US2100186A - Tub shower : en
  • GB475848A - Improvements in and relating to the electrolytic coating of metals : en
  • US2100006A - Printing or reproducing color photographs : en
  • US2100132A - Commodity display cabinet : en
  • GB475706A - Improvements in and relating to temperature-controlled furnaces : en
  • US2099758A - Compositions containing esters of formals : en
  • GB475878A - An improved method for joining ceramic bodies to one another or to metallic bodies : en
  • US2099943A - Garment marker : en
  • US2100115A - Log turner : en
  • US2100270A - Ductile gas line connecter : en
  • DE653460C - Inlet regulator for circulation steam heating of vehicles : de en
  • AU102496B2 - Improvements in and relating to refuse collecting containers : en
  • AU48237A - Improvements in or relating to processes forthe photomechanical production of single or multi-colour pictures or writing on hard material : en
  • US2100050A - Nightdress and pajama : en
  • US2099750A - Governor clutch drive mechanism support : en
  • US2100187A - Entrance insulation for electrical conductors : en
  • DE653487C - Arrangement for the excitation of asynchronous machines : de en
  • GB475661A - Improvements in containers for freezing and conserving ice cream or other substances : en
  • GR6972B - HARD LACE OR CORDON. : el en
  • US2100274A - Process for refining oils : en
  • CA370128A - Electrical metal gathering machine : en fr
  • FR48247E - Variable speed drive by friction of one or more pairs of bi-conical rollers, with automatic pressure proportional to the resistive torque : en fr
  • US2099992A - Valve : en
  • US2100043A - Riot car : en
  • DE653377C - counter : de en
  • DE653400C - Process for the production of picture tone films : de en
  • GB475666A - Improvements in or relating to the tanning of leather or hides with mineral tanning agents : en
  • US2099925A - Smoking tube : en
  • US2100073A - Ashtray : en
  • DE653455C - Serving vessel : de en
  • US2100207A - Printing plate cylinder : en
  • FR48244E - Turbine improvements : en fr
  • GB475865A - Improvements relating to warning systems for dwelling houses, hotels, and similar establishments : en
  • GB476039A - Improvements in or relating to machines for sewing on buttons : en
  • US2100091A - Lubricating device : en
  • US2099889A - Television system : en
  • US2100053A - Brake control mechanism : en
  • AT151538B - Double acting suction and pressure pump. : de en
  • AU102475B2 - Improvements in and relating to skull blocks : en
  • US2099695A - Means and compositions for the sta : en
  • US2099954A - Apparatus and process for treatment of respiratory diseases : en
  • US2100139A - Apparatus for giving drafts to cotton slivers : en
  • DE653429C - Arrangement for voltage compounding in multi-phase rectifier systems : de en
  • FR821140A - Ceiling rose for electrical installations : en fr
  • FR820943A - Artificial ice rink : en fr
  • GB475489A - A new and improved deck chair : en
  • US2099831A - Connecter for v-belts : en
  • DE653382C - Remote control and signaling system for distribution networks, in which distribution switchgears are provided in transmitter and receiver stations : de en
  • US2099990A - Weatherproofing fastener : en
  • US2100192A - Tray for canary cages : en
  • AT151535B - Dry gas container with a metal jacket similar to a harmonica. : de en
  • AT151546B - Friction gears. : de en
  • US2099897A - Adjustable cushion filling machine : en
  • US2099676A - Free-chain hoist : en
  • CA370083A - Diethylaminoethanol : en fr
  • GB476081A - Improvements in or relating to machines for sewing on buttons : en
  • DE653560C - Switching device for change gears on bicycles, motorcycles, etc. like : de en
  • DK53916C - Bicycle lock. : da en
  • FR821041A - Welding process and welding concrete for the application of this process : en fr
  • AT151634B - Process for processing aluminum ores. : de en
  • FR820975A - Improvements to liquid fuels : en fr
  • USD107072S - Design for a curtain : en