• FR660539A - Device for slowing down rotational movements of letterpress feeders : en fr
  • US1719996A - Transfer device for finely-ground material : en
  • US1720046A - Thread-fastening machine : en
  • DE479035C - Device for aligning the lower jaw with respect to the upper jaw : de en
  • GB315059A - Improvements in platform load handling appliances, lifting jacks and the like : en
  • US1720593A - Spring latch : en
  • DE479214C - Incandescent lamp protection socket : de en
  • GB315133A - An improved braking device for the travelling crabs of gravity cableways : en
  • CA291069A - Heating and ventilating unit : en fr
  • CA291079A - Condiment dispensing device : en fr
  • CA291226A - Joint between metal and glass : en fr
  • DE479137C - Chain lock, in particular for securing bicycles and motorcycles : de en
  • FR660607A - Hand grinding machine : en fr
  • US1720099A - Liquid separator : en
  • GB300198A - Animated toy : en
  • DE479203C - Spray device : de en
  • US1720213A - Supporting element for hollow electric conductors and apparatus for manufacturing the same : en
  • DE479124C - Process for the production of angle plow shares : de en
  • DE479229C - Process for the production of copper, zinc and magnesium salts of tannin : de en
  • DE479103C - Screw-shaped rotary agitator : de en
  • FR660150A - Frames for large and small printing plates : en fr
  • US1720134A - Rotary switch : en
  • USD78960S - Design for a folding theater chair : en
  • GB301392A - A process for improving vegetable fibrous material : en
  • GB288609A - A machine for finishing floors or other surfaces : en
  • FR660459A - Device for preventing clogging of saws and similar tools : en fr
  • GB315120A - Improvements in and relating to apparatus for the manufacture or lining of pipes by centrifugal action : en
  • DE478992C - Method for the transmission of characters of audible frequency between participants in public telephone networks with a central battery : de en
  • USD78943S - Design for an attachment-plug receptacle : en
  • USD78954S - Design fob a stocking : en
  • DE478793C - Paper cutting machine : de en
  • FR660583A - Light signaling device : en fr
  • FR660623A - Improvements in the manufacture of cellulose esters and articles made using these esters : en fr
  • GB305525A - Improvements in self-contained rural transformer substations : en
  • GB315081A - Improvements in or relating to dental dressing appliances : en
  • US1720569A - Sand-blast carving and method of making the same : en
  • GB315167A - Improvements in or connected with apparatus for cutting orange or lemon peel and such like : en
  • US1719889A - Multispeed motor control : en
  • US1720101A - Pavement and method of preparing same : en
  • FR660209A - Improvements in apparatus intended for color photography : en fr
  • GB290249A - Improvements in or relating to rotary apparatus applicable as a motor, pump or compressor : en
  • GB315028A - Improvements in and relating to weighing apparatus : en
  • CA291268A - Power line signalling : en fr
  • GB315052A - Improvements in liquid rheostats or controllers : en
  • USD78919S - Jerome e : en
  • DE479285C - Process for obtaining enzymes from solutions in solid, durable form : de en
  • DK40448C - Sealing device for Rotary Machines. : da en
  • FR660164A - New use of a periscope-type device for steering vehicles and in particular for airplanes : en fr
  • FR660510A - Coatings and artificial materials : en fr
  • GB315209A - Improvements in storage batteries : en
  • GB315249A - Improvements in the manufacture and production of valuable unsaturated hydrocarbons : en
  • FR660545A - Advertising device : en fr
  • GB315239A - Improvements in or connected with propellers of motor-driven canal and other boats, river barges and the like : en
  • GB315288A - Improvements in devices for sprinkling or distributing powdered material : en
  • FR660270A - Process for the production of pure crude sulfur : en fr
  • FR660449A - Advanced safety razors : en fr
  • FR660511A - Electric balancing networks : en fr
  • FR660451A - Product to prevent the oxidation of metals and remove rust : en fr
  • AU1493028A - Combined ball and spigot and faucet swinging joint for window frames : en
  • CA291106A - Anti-thumb sucking device : en fr
  • FR660105A - Apparatus for separating fibers of textile plants, and other adherent fibers : en fr
  • US1720564A - Shoe displayer : en
  • GB315123A - A new or improved fire extinguishing compound : en
  • CA291176A - Safety car control equipment : en fr
  • AT113733B - Hose protection insert for automobile wheels or the like. : de en
  • USRE17366E - goodstein : en
  • DE479113C - Selectively acting reverse current protection device for rectifier systems with several units connected in parallel : de en
  • FR660107A - Advanced automotive bodywork : en fr
  • FR660400A - Electromagnetic rotary timer, variable inertia and acceleration, can be remotely controlled : en fr
  • FR660185A - Process for the production of a black coloring matter : en fr
  • FR659982A - : fr
  • FR660113A - Pressure lubrication method and apparatus : en fr
  • GB289010A - Improvements in veneer lathes : en
  • GB315109A - Improvements relating to sound reproducing devices, such as loud speakers : en
  • FR660464A - Improvements made to phonographs, in particular to so-called portable phonographs : en fr
  • GB285040A - : en
  • US1720184A - Process for the formation of esters of carboxylic acids : en
  • DE479098C - Jet pipe regulator, especially for regulating gas or steam pressure : de en
  • DE479218C - Kneading and mixing machine equipped with an extendable trough, especially for the production of sausages : de en
  • DE479213C - Composite conductor for electrical overhead lines : de en
  • FR660212A - Improvements to gas production and oil recovery facilities : en fr
  • GB315173A - Process of producing gum from locust beans : en
  • US1720455A - Meat grinder : en
  • FR660585A - Drill for opening the pulp chamber of a tooth : en fr
  • FR660116A - Improvements to the means for braking, one relative to the other, two oscillating bodies elastically connected together, in particular to oscillation dampers for vehicles : en fr
  • FR660412A - Further training in the construction of machines for spinning dry cellulosic collodions : en fr
  • GB315154A - Glass forming apparatus : en
  • FR660134A - Process for gnawing dyed down or any other delicate animal fiber : en fr
  • GB315102A - A tie press : en
  • FR660168A - Forging machines : en fr
  • GB315781A - Improvements in crushing mills : en
  • CA291224A - Wrapping machine : en fr
  • GB315446A - Improvements in or relating to cleaning of metal castings : en
  • AU1692728A - Improvements in machines for kneading, crushing, mixing and similar operations : en
  • CA291287A - Compensator for ordnance : en fr
  • FR660235A - Pipe seal : en fr
  • US1719948A - Adhesive rubber composition : en
  • US1720161A - Fluid-control transmission : en
  • US1720207A - Shoulder-pressing means for shirt-pressing machines : en
  • US1720343A - Automatic telephone system : en
  • US1720382A - Fireproof dirigible airship : en
  • US1720529A - Mechanism and method for cutting, associating, and folding sheets : en
  • AU1407828A - Improvements in or relating to dump cars : en
  • CA291245A - Fishing spoon : en fr
  • CA291170A - Feed valve device : en fr
  • CA291292A - Magneto : en fr
  • US1720165A - Apparatus for steaming fabrics and furs : en
  • DE479237C - Switch operated with push button or swing thumb : de en
  • FR660395A - Transportable ionization device : en fr
  • FR660250A - Water filtration well and method for establishing it : en fr
  • GB315194A - Improvements in electric switches : en
  • US1719896A - Reduction of fading of radiosignals : en
  • US1720152A - Wire-tier for sacks : en
  • US1720508A - Method of making finned tubing : en
  • AT113798B - Hot cathode for electron tubes. : de en
  • DE479178C - Pressing device for two or more concentric transformer windings using a force transmission element between the compression spring and the winding ends, which is mounted on the support points by a ball and ball socket : de en
  • AT113723B - Closed car body, in particular for motor vehicles. : de en
  • DE479141C - Method of making stencils : de en
  • DE478948C - Process for the preparation of condensation products from aldehydes and amines : de en
  • FR660258A - Device for assembling the connecting members of two radio-electric circuits, more particularly applicable to the connections of vacuum tubes to one another : en fr
  • GB300630A - An improved process for the preparation of alkali sulphates : en
  • GB315339A - Improvements in and relating to the capacity changing mechanism of weighing machines : en
  • CA291140A - Pulp screen : en fr
  • DE479013C - Device for storing the trimmed stacks on cutting machines for paper u. like : de en
  • US1720291A - Garter : en
  • US1720258A - Automobile license-plate attachment : en
  • US1720454A - Locomotive valve gear : en
  • US1720153A - Vacuum-cleaner brush : en
  • CA291253A - Shoe manufacture : en fr
  • DE479244C - Drawer guide with slotted guide rails, which are pulled out to half of their length when pulling out the drawer : de en
  • US1719991A - Heat control for gas cookstoves : en
  • DE479225C - Process for the production of valuable colorations on cellulose esters and ethers : de en
  • AT113759B - Packaging for textile fabrics. : de en
  • FR660152A - Stop clips for rails : en fr
  • DE479070C - Drive arrangement for the drafting rollers of spinning machines and similar machines : de en
  • DE479230C - Process for the preparation of sulfur-containing derivatives of the benzanthrone series : de en
  • GB315139A - Improvements in jockeys or rope grips for use in mechanical haulages and the like : en
  • GB303787A - An inverting lens system for telescopes : en
  • USD78921S - Design fob an animal figure : en
  • USD78923S - Design fob a lighting-fixture arm or article of analogous nature : en
  • US1719965A - Grinding machine : en
  • US1720076A - Safety device for automobiles : en
  • GB315338A - Improvements in the transmission of power through flexible shafts : en
  • CA291076A - Boiler radiator connection : en fr
  • CA291175A - Hose coupling : en fr
  • AT113742B - Conveying bulk goods using conveyor troughs. : de en
  • FR660220A - Improvements to bearings for rotating drums : en fr
  • FR660346A - Improvements to lock washers : en fr
  • FR660499A - Process for the production of photographs in the form of drawings, especially for cinematography : en fr
  • US1720202A - Guide rail : en
  • US1719935A - Speed reducer and the like : en
  • US1720546A - Glass-cutting apparatus : en
  • US1720214A - Drying apparatus : en
  • US1719951A - Apparatus for finding the direction of sound : en
  • US1720058A - Fishing tool : en
  • US1720170A - Waterproof first-aid kit : en
  • US1720293A - Jointed figure toy : en
  • US1720628A - Neck-yoke end : en
  • USRE17368E - bqbiwsobti o : en
  • DK40430C - Device for Regulating the Precession Movement by Ship Gyroscopes. : da en
  • DE478984C - Process for cooling hot gases or steam using a double-walled tower : de en
  • FR660356A - Preparation of high purity aluminum-magnesium alloys : en fr
  • DE479148C - Electric water heater : de en
  • CA291119A - Shower receptor : en fr
  • DE479393C - Process for the production of the clearest possible, sharply defined halftone dots on offset machine plates : de en
  • CA291236A - Guiding means for sheet materials : en fr
  • CA8418S - Radio receiving and transmitting apparatus : en
  • US1720391A - Lubricating apparatus : en
  • AU1418128A - Improved machine for sharpening razors, lances and the like : en
  • US1720567A - Sand-blast carving and method of making the same : en
  • US1720650A - Adjustable wrench : en
  • GB315141A - Improvements in handles for lifting jacks : en
  • GB315162A - Improvements relating to the injection and vaporization of the fuel in oil engines : en
  • GB301858A - Improvements in or relating to pistons for internal combustion engines : en
  • GB315240A - Improvements in means for coupling sectional, fluted and other rollers and cylinders for feeding or delivering or drafting or extending or conveying fibrous material or dlivering yarn in machines for drawing or drafting or extending fibrous material or spinning or doubling or twisting yarn and other similar sectional rollers and cylindersand for coupling shafts, rods and the like used in the transmission of motion or for ther purposes : en
  • DE479097C - Automatic gas shut-off device by means of a thermostat : de en
  • DE478967C - Control cams for cam controls of all kinds of power and working machines : de en
  • FR660423A - Device applicable to meat slicers to allow automatic spreading and stacking of slices on top of each other : en fr
  • US1720419A - Spinning apparatus for artificial yarns or threads : en
  • US1720575A - Nut sheller : en
  • US1720619A - Swivel for light and drop cords and the like : en
  • FR660381A - Process for obtaining natural perfumes : en fr
  • GB315038A - An improved method for the manufacture of veneered non-warping wooden plates : en
  • CA291192A - Gelatined explosive : en fr
  • DE478896C - Device for preheating and whirling through the loading mixture for heavy oil gasifier machines, especially multi-cylinder machines : de en
  • FR660243A - Improvements to second-rate dynamos : en fr
  • GB315330A - Improvements in the preparation of stable medicinal salts of acetyl-salicylic acid : en
  • AT113735B - Signal signs, especially for railway lines. : de en
  • CA291231A - Lubricating oil : en fr
  • DE479091C - Automatic fire extinguishing device in which a thermostatically influenced auxiliary valve is activated : de en
  • DK40438C - Method for Manufacturing a Porous Building Material. : da en
  • GB305014A - Improvements in support for implement retainers for percussive tools : en
  • GB306887A - Improvements in or relating to apparatus for sharpening twist drills : en
  • US1720344A - John eredekick pakkeb : en
  • US1720541A - Electrical switch : en
  • FR660398A - Improvements to automotive headlamp lighting : en fr
  • FR660106A - Improvements in egg preservation processes and devices : en fr
  • US1720443A - Vacuum electric tube device : en
  • US1720653A - Telephone plug connecter : en
  • CA291269A - Frequency translating circuit : en fr
  • US1720067A - Battery clip : en
  • US1720132A - Tent frame : en
  • US1720520A - Storage-battery-charging system : en
  • US1719876A - Receptacle : en
  • US1719880A - Indenting machine : en
  • DE479058C - Process according to patent 475358 to produce autotypes : de en
  • FR660601A - Connection arrangement for telephone systems with operation by selectors and collectors : en fr
  • GB299026A - Improvements in and relating to vacuum brakes : en
  • CA291254A - Shoe machine and method of making shoes : en fr
  • GB294105A - : en
  • DE479166C - Creation device for stamping machines for stamping the individual stamp fields of receipt cards u. like : de en
  • FR660161A - Cavaillon transformer : en fr
  • AT113755B - Suction conveyor system for sand or the like. : de en
  • AT113785B - Signal systems, in particular for fire alarm purposes. : de en
  • FR660160A - Process for obtaining electrolytic chromium deposits adhering well with good dispersion in depth : en fr
  • GB315023A - Improved closure for boxes, cases, baskets, trunks and other containers : en
  • GB315034A - Improvements relating to shoe laces : en
  • US1719870A - Article holder : en
  • US1720204A - Object-holding rig for trucks : en
  • US1720206A - Internal-combustion engine : en
  • DE479150C - Fluid compass : de en
  • FR660146A - Bearing system for the fabric beam and the regulating train of the looms : en fr
  • FR660611A - Apparatus for warming the welt : en fr
  • AU1410928A - Improvements in or relating to oil burners : en
  • CA291168A - Wheel disc machine : en fr
  • FR660267A - Wood heel notching machine : en fr
  • GB315146A - Improvements in splints and bandages for emergency use : en
  • US1720278A - Chemical substance : en
  • DE479247C - Additional device for range finder : de en
  • FR660507A - Rotary tube furnace : en fr
  • GB315105A - Improvements in clips for labels : en
  • FR660211A - Heat exchanger device : en fr
  • US1720349A - Closure : en
  • US1720362A - Box mold : en
  • US1720599A - Vehicle bumper : en
  • US1720269A - Last pin : en
  • US1720322A - Mast support : en
  • US1720534A - Cigar lighter : en
  • US1719834A - Piston and upper ring therefor : en
  • FR660452A - Carpet : en fr
  • GB315135A - An improvement in or relating to stone-sawing machines : en
  • US1720342A - Automatic switch : en
  • US1720524A - Diaphragm for use in acoustic instruments : en
  • US1719950A - Fijfgebpbint apparatus : en
  • US1720027A - Attachment for windshield vision glasses : en
  • US1720255A - Roller for gravity carriers : en
  • AU1734328A - Improvements in or relating to tools for detaching or withdrawing wheels, pulleys andthe like from their axles : en
  • FR660360A - Intensive burner with mixer fluid regulator : en fr
  • GB299794A - Improvements in and connected with compressed air brakes : en
  • GB315103A - Improvements in process of manufacturing gelatin capsules for use as bottle caps : en
  • CA291207A - Garment : en fr
  • US1720225A - Railway-traffic-controlling apparatus : en
  • US1720227A - Wheel lathe : en
  • US1719905A - Dynamo-electric machine : en
  • US1719941A - Vehicle wheel bearing : en
  • US1719961A - Magazine change box for daylight-loading plate packs : en
  • GB315181A - Improvements in neck ties for personal wear : en
  • GR2366B - PERFECTIONS IN THE CONSTRUCTION OF DIVING ROOMS. : el en
  • US1719984A - Manufacture of rubber goods : en
  • US1720369A - Fountain pen : en
  • US1720458A - Rotary pump : en
  • US1720609A - Pany limited : en
  • FR660144A - New steel propeller for aeronautics : en fr
  • US1719917A - Induction-motor-control system : en
  • US1720358A - Closure : en
  • US1720366A - Method of making hollow metallic articles : en
  • FR660523A - Acoustic advertising device : en fr
  • US1720621A - Fresh-air bed : en
  • GB299027A - Internal combustion engine : en
  • GB315729A - Improvements in or relating to the manufacture of artificial filaments or threads by the dry or evaporative method : en
  • US1719829A - Method for producing squirrel-cage rotors : en
  • GB297436A - Improvements in and relating to methods of protecting electric equipments : en
  • GB315008A - Improvements in plansifters : en
  • US1719886A - Snowscraper : en
  • US1720229A - Expansion joint : en
  • AT113767B - Process for the indirect generation of steam. : de en
  • AU1247228A - Improved harvesting machine : en
  • AU1530628A - An improved scraper attachment forthe wheels of tractors agricultural implements andthe like : en
  • US1720261A - Internal-combustion engine : en
  • USRE17370E - Fruit evaporator : en
  • US1719825A - Pump for refrigerants and the like : en
  • AT113756B - Device for mechanically opening and closing the exhaust pipe of gas-fired ovens, heaters and the like. like : de en
  • GB299842A - Improvements in apparatus for impregnating timber, logs, sleepers and the like : en
  • CA291075A - Typewriter ribbon spool mechanism : en fr
  • DE479302C - Waist belt with a device to prevent sore running : de en
  • GB302992A - Process for improving the milling quality of grain : en
  • GB315099A - Improvements in display cards or the like : en
  • US1719929A - Back rest for chairs : en
  • US1720361A - Mixing device : en
  • FR660221A - Improvements to lacquer paints : en fr
  • FR660296A - Melting furnace for molten steel, malleable iron, specialty irons, high melting point metals, enamels, etc. : en fr
  • GB303488A - Mechanical control device for members intended to move simultaneously : en
  • GB315055A - Improvements in or relating to knitting machines : en
  • GB315285A - Improvements in, or relating to, calorimeters : en
  • AU1228628A - Improvements in or relating to envelope machines andthe like : en
  • US1720156A - Filtering drum : en
  • GR2369B - GASOLINE HEATER. : el en
  • US1720352A - Method of amplification : en
  • DE478946C - Preparation of alkali cyanides : de en
  • FR660550A - Improvements to musical toys : en fr
  • FR660339A - Improvements to electric clocks : en fr
  • FR660587A - Safety device for gas valves : en fr
  • DE479211C - Self-sealing coke oven door : de en
  • FR660167A - Process for treating deliquescent and hygrometric bodies, with a view to making them unsuitable for absorbing moisture : en fr
  • FR660642A - Provision for the operation of rontgen tubes : en fr
  • US1720594A - Process for coloring toy balloons : en
  • FR660355A - Cold junction compensator for thermoelectric couple pyrometers : en fr
  • FR660578A - Improvements to propulsion systems : en fr
  • FR660257A - Junction box : en fr
  • GB295713A - Improved electrode for the electrical fusion and heating of glass : en
  • DE479111C - Electric time relay with a delay device driven by a gear mechanism : de en
  • DE479280C - Device for the continuous transfer of recovery material from the feeder to the feeder installed next to it : de en
  • GB298533A - Improvements in energy-accumulating brakes for vehicles : en
  • GB315061A - Improvements in or relating to grease-containers and grease-guns : en
  • GB315291A - Improvements relating to automatic and semi-automatic telephone systems : en
  • GB295375A - : en
  • US1720324A - Railway journal box : en
  • FR660191A - Improvements to a method and means for highlighting advertising and other grounds : en fr
  • DK40415C - Sight grains. : da en
  • US1720556A - Advertising device : en
  • FR660508A - Carbonization furnace : en fr
  • US1720055A - Apparatus for manufacturing iron and steel : en
  • DE479264C - Amplifier device using discharge tubes, in particular for voice current transmission : de en
  • FR660558A - Non-refillable bottle : en fr
  • FR660641A - Device for measuring mechanical impedance : en fr
  • GB315149A - Improvements in or relating to wrapping apparatus for pralines and the like : en
  • DE479146C - Sheet feeder for work machines, such as printing machines, folding machines and. like : de en
  • GR2364B - PERFECTIONS ON ADVERTISING BY LIGHT AND NON-SIGNS. : el en
  • DE479024C - Clamp for fastening measuring lines to structural parts, in particular switchboards : de en
  • FR660118A - Hand thruster for canoes or small fishing and sightseeing boats : en fr
  • US1720253A - Incubator : en
  • USD78918S - Design for a settee frame or similar article : en
  • CA291095A - Cap : en fr
  • US1719981A - Mining of sulphur : en
  • US1720232A - Light-reflecting screen and process for making the same : en
  • CA291272A - Variable load air spring : en fr
  • FR660476A - Fixing of the moving contact on switches whose contacts are housed in a gas-tight container : en fr
  • FR660535A - Viscose manufacturing process : en fr
  • FR660566A - Adjustable load carrying elevator : en fr
  • US1720550A - Tunnel kiln : en
  • US1720582A - Device for measuring torsion : en
  • CA291122A - Brake beam strut : en fr
  • GB304675A - Improvements in or relating to valve operating mechanism : en
  • US1720062A - Manufacturing press masses from phenolformaldehyde resins : en
  • US1720180A - Air-actuated switch : en
  • US1720630A - Squeegee : en
  • DE479022C - Strain relief for electrically isolated lines : de en
  • DE479319C - Device for the projection of shadow lines for marking purposes on display surfaces : de en
  • GB315106A - Improvements in electric lamp holders of the bayonet type and like electric connections : en
  • DE478923C - Circuit arrangement for telephone systems with dialer operation : de en
  • FR660437A - Insulating material and its manufacturing process : en fr
  • GB292166A - Improvements in electric excess supply meters : en
  • DE479096C - As a vapor-tight folding door designed peephole closure for ovens : de en
  • US1720387A - Gas stove or oven : en
  • US1720592A - Drop hammer : en
  • US1720141A - Whip-roll support for looms : en
  • US1720178A - Air purifier and moistener : en
  • US1720623A - Motor control : en
  • US1720147A - Hip and abdominal supporting girdle : en
  • US1720495A - Counting machine : en
  • AT113713B - Kite sailing ship. : de en
  • CA8419S - Brush : en
  • CA291211A - Gas and liquid separation : en fr
  • US1720029A - Apparatus and method for manufacturing glassware : en
  • US1720081A - Bathing-beach float : en
  • US1720505A - Vending machine : en
  • DE479187C - chair : de en
  • FR660303A - Arrangement of semi-elliptical springs for suspensions of motor vehicles : en fr
  • FR660631A - anti-glare screens, sun protection devices and the like mounted on motor vehicles : en fr
  • GB315107A - Improvements in and relating to dirigible airships : en
  • DE479093C - Abrasive, consisting of a carrier and a water-resistant binder holding the abrasive powder on it : de en
  • AT113770B - Establishment of information books u. Like. For advertising purposes. : de en
  • US1720305A - Shears : en
  • AT113765B - Float valve for the supply and discharge lines for fuel storage. : de en
  • AU1426728A - Electric discharge lamp, particularly for the variable electrical processes : en
  • FR660298A - Vehicle framework : en fr
  • GB315172A - Improvements in or relating to dental amalgam fillings : en
  • DE478891C - Lid for laboratory crucible : de en
  • FR660241A - Hygienic and sports braces : en fr
  • FR660624A - Lubricator for air pipes : en fr
  • GB315071A - Foot arch supports : en
  • US1720159A - Air pump : en
  • US1720479A - Shoe-stretching device : en
  • US1720447A - Guard for doubling mechanism of silk-throwing machines : en
  • CA291289A - Contact cable : en fr
  • US1720160A - Absorption refrigerating machine : en
  • AT113706B - Board game. : de en
  • US1720256A - Automatic train-pipe coupling head : en
  • US1720478A - Incinerator-charging opening : en
  • DE479192C - Process for the production of a spray liquid for combating plant pests : de en
  • FR660104A - Improvements in the manufacture of sulfuric acid : en fr
  • US1720460A - Windshield : en
  • US1720643A - Chemical container : en
  • US1719904A - Button : en
  • US1720375A - Chine co : en
  • AU1601428A - Improvements in production of fiber : en
  • CA291214A - Valve for rock drills : en fr
  • DE478726C - Process for the preparation of maleic acid : de en
  • GB315158A - Improved shoe-cleaning device for use on automobiles : en
  • GB315248A - Improvements in or relating to circular knitting machines : en
  • US1720044A - Soap dispenser : en
  • FR660637A - Improvement in electronic lamps : en fr
  • GB297843A - Device for bed-warming by means of introducing hot air : en
  • GB294104A - Improved manufacture of photographic anti-halation coatings : en
  • CA291221A - Power transmission mechanism : en fr
  • CA291246A - Multi-cylinder pump : en fr
  • DE479030C - Method for gasifying baking fuels in a gas generator with a suspended, rotatable smoldering retort : de en
  • AU1528328A - Improvements in means forthe hauling of excavating andother machinery : en
  • US1720639A - Latch-bolt guide : en
  • AU1415528A - Improvements in and relating to the surfacing of concrete articles : en
  • CA291225A - Fat dehydrating and purifying method : en fr
  • AU1603928A - An improved mechanical excavating machine : en
  • US1720013A - Dustproof bag : en
  • US1720051A - Plastic composition : en
  • US1720467A - Hasp fastening for expansible suitcases, trunks, and the like : en
  • US1720085A - Indicator : en
  • US1720390A - Terminal check valve : en
  • US1720656A - Pilot-light construction : en
  • AU1514928A - Improved method of producing malleable metal pipes : en
  • DE479182C - Device for dust-free ash removal from combustion systems : de en
  • FR660299A - Method for sewing the soles of shoes and machine for carrying out this method : en fr
  • GB315096A - Improvements in and relating to steel dinner wagons, stands, tables and the like : en
  • AU1405928A - Improvements in power farming 1 machinery : en
  • DE470478C - Surface condenser with a ring-shaped vapor space between the jacket and the tube bundle : de en
  • AU1657128A - Improvements relating to rabbit andother animal traps : en
  • FR660170A - Improvements to systems for central telephone offices : en fr
  • FR660530A - Soccer ball envelope : en fr
  • US1719822A - Tie-plate : en
  • US1720017A - Dental cleaning brush : en
  • US1720069A - Choker hook : en
  • US1720028A - Receptacle-filling apparatus : en
  • CA291228A - Photographic portrait enlargement visualizer : en fr
  • FR660649A - Explosion engine in which the piston or pistons describe a circular path : en fr
  • US1720185A - Liquid-clarifying apparatus : en
  • FR660479A - Improvements to microtelephones : en fr
  • GB315440A - Improvements in grinding or abrading machines : en
  • US1720217A - Self-starting synchronous motor : en
  • US1720075A - Clutch-pedal control : en
  • AT113774B - Device for batch dispensing of molten glass. : de en
  • AT113793B - Method and device for determining the path elements of non-visible aircraft on a purely acoustic basis. : de en
  • FR660304A - Cabinet intended for classifying phonograph records : en fr
  • GB315048A - An improved lug or attachment for supporting tubes, bars or the like : en
  • GB315231A - Improvements relating to endless tracks or chains : en
  • US1719897A - Leer : en
  • CA291194A - Hydration of olefines : en fr
  • US1720313A - Anode for chromium plating : en
  • AT113781B - Circuit arrangement for alarm systems for forwarding the alarm calls recorded in an alarm receiving center to other alarm receiving centers. : de en
  • DE478904C - Device for temporarily attaching photographic lens accessories or other ring or disk-shaped objects to a wall or the like. : de en
  • DE479282C - Process for the preparation of derivatives of 2,2'-dipyridylamine : de en
  • GB315678A - A machine for excavating; and/or for ploughing and tilling land : en
  • CA291222A - Centrifugal pipe mould structure : en fr
  • US1720002A - Electrical health appliance : en
  • US1720652A - Governor for fluid-pressure motors : en
  • AT113778B - Process for the production of openings, channels and. Like. In glass bodies. : de en
  • US1720194A - Inking mechanism : en
  • US1720314A - Fastening device : en
  • US1720539A - Petrol-air-gas generator : en
  • DE479119C - Device for operating hydraulic compound couplings : de en
  • DE478853C - Method and device for folding cardboard, etc. for the manufacture of boxes : de en
  • FR660422A - Box of building elements for children's games : en fr
  • US1720295A - Garment-display holder : en
  • CA291198A - Train control system : en fr
  • US1720540A - Ignition apparatus : en
  • CA291267A - Material heating apparatus : en fr
  • AT113703B - Device for spreading cut tobacco on cigarette machines. : de en
  • CA291150A - Tap changer : en fr
  • US1719895A - Clip : en
  • US1720070A - Method of cracking oil in liquid phase : en
  • AT113707B - Device for the register-based feeding of a pre-printed line of envelopes and supplements to be pulled off a roll to the printed products coming from a printing machine. : de en
  • US1720310A - Refrigerator : en
  • AU1666428A - Improvements in or relating to fluid pumps or compressors : en
  • CA291183A - Acetone manufacture : en fr
  • GB315064A - An apparatus for testing the tensile strength of yarn : en
  • CA291181A - Lighting system : en fr
  • GB283470A - Method of cooling air : en
  • DE479206C - Vehicle toy in the shape of an airplane guided on a pole : de en
  • GB315111A - Improvements in or relating to means for securing the pins of brooches, and other like articles in position when in use : en
  • AT113741B - Method and device for airtight sealing of canning jars. : de en
  • DE478897C - Training and attachment of a fluid-controlled fuel injection valve for internal combustion engines with pressure atomization : de en
  • AU1539528A - Improvements instills : en
  • CA291082A - Vitreous coping : en fr
  • CA291097A - Tire : en fr
  • CA291286A - Beam bracing method : en fr
  • FR660604A - Improvements to devices for measuring and dispensing liquids : en fr
  • US1720647A - And thomas w var : en
  • US1720226A - Marking device for recording apparatus : en
  • US1719864A - Apparatus for gas analysis : en
  • US1720323A - Flue expansion joint : en
  • AU1740728A - Improvements in or relating to processes forthe manufacture of piezoelectric pyro-electric andthe like dielectrics : en
  • DE479163C - Process for the preparation of aminodiazoanthraquinone sulfo acids : de en
  • FR660446A - Improvements to skips and, in particular, to skips intended for the mechanical handling of friable materials such as coal and coke : en fr
  • CA291158A - Door operating mechanism : en fr
  • CA291195A - Artificial rubber : en fr
  • US1720239A - Gas-heated hot-air furnace : en
  • US1719839A - Knitting machine : en
  • USD78928S - Design for a clock case : en
  • AU1669528A - Vacuum tubes and methods of introducing gas absorbent : en
  • CA291085A - Radiator : en fr
  • CA291160A - Anti-skid chain : en fr
  • AT113795B - Metallic sound curve support. : de en
  • CA291081A - Electrical apparatus protection : en fr
  • US1719833A - Napkin-folding machine : en
  • US1719934A - Protection means for soot-blowing elements : en
  • US1720004A - Fence : en
  • US1719902A - Valved nozzle for tire valves : en
  • CA291146A - Process for making cyclopentyl compounds : en fr
  • GB290227A - Apparatus for electrically lighting a railway train from the turbo-dynamo carried by the locomotive and from a battery provided in one of the carriages : en
  • DE478898C - Fluid-controlled, inwardly opening fuel injector : de en
  • FR660166A - Method for making heads devoid of metal fittings for press studs or the like : en fr
  • FR660204A - Wheel train : en fr
  • USD78950S - Design fob a badiatob-cap obnament : en
  • GB305642A - Improvements in and relating to rotary machines driven by fluid currents : en
  • US1720583A - Piston ring : en
  • AU1569628A - Improvements ingolf clubs : en
  • AT113749B - Reheater for high pressure steam systems. : de en
  • US1720377A - Machine for arranging paving materials : en
  • US1720501A - Current regulator for electric lamps : en
  • GB315255A - Improvements relating to woodwork and similar framing and methods of supporting same on walls and other supports : en
  • FR660494A - Improvements to sound reproduction systems : en fr
  • FR660147A - Hollow panel and its manufacturing process : en fr
  • FR660401A - Ticket voucher machine : en fr
  • FR660571A - Electrostatic device producing and reproducing sounds : en fr
  • FR660635A - Improved means of mounting shafts or axles in enclosures or frames : en fr
  • GB296022A - : en
  • GB298636A - : en
  • US1720611A - Apparatus relating to molding units : en
  • CA291178A - Production of electrical conducting rods : en fr
  • CA291201A - Continuous inductive train control : en fr
  • CA291148A - Fuse plug : en fr
  • US1720427A - Fire-fighting appliance : en
  • US1720459A - Ammonium-nitrate explosive : en
  • US1719915A - Electric grounding connection : en
  • FR660365A - Improvement in spinning devices for solutions of ethers or cellulose esters : en fr
  • FR660625A - Motion picture projection device with uninterrupted motion of the film strip : en fr
  • CA291125A - Dirigible headlight : en fr
  • US1719849A - Clasp for wrist-watch straps : en
  • FR660165A - Process for canceling flow irregularities of gas valves for rectifying electric currents, and valves according to this process : en fr
  • GB315051A - Improvements in or relating to clockwork : en
  • AT113763B - Cooling water tanks, in particular for rotating refrigerating machines. : de en
  • AT113784B - Fire alarm device. : de en
  • FR660560A - Process for the production of olefinic, gaseous and / or very volatile hydrocarbons at the expense of hydrogen and carbon oxides : en fr
  • US1720402A - Wind motor : en
  • FR659966A - : fr
  • FR660101A - Binder for loose sheets : en fr
  • GB314705A - Improvements in or relating to means for controlling internal combustion engines of the liquid fuel injection type : en
  • GB315054A - An improved non-rigid resilient handle : en
  • CA291112A - Insecticide and fungicide duster : en fr
  • US1720155A - Luminescent sign : en
  • US1720230A - Multiplex burglar alarm : en
  • FR660027A - : fr
  • GB315164A - Improvements in driving means for mixing or similar apparatus for liquids : en
  • US1720110A - Lock cover : en
  • US1720348A - Oil-cup structure : en
  • FR660158A - Raised work area sewing machines : en fr
  • GB294577A - Improvements in low pressure liquid fuel burners : en
  • FR660409A - : fr
  • FR660501A - Dough divider : en fr
  • GR2367B - AIR AND RAIL GUIDE FOR RECEIPT AND DELIVERY OF GOODS. : el en
  • GB303487A - Method of hardening smooth steel surfaces : en
  • DE479005C - Device for coarse, fine and polishing grinding of sheet glass : de en
  • AT113709B - Machine for the production of pasta, especially so-called dough spaetzle. : de en
  • AT113754B - Safety device against pressure increases in the exhaust pipes of heating systems. : de en
  • FR660389A - Device for closing paper bags intended to contain powdery or other materials : en fr
  • GB315092A - Improvements in machines for selecting, feeding and arranging articles in groups : en
  • FR660458A - Apparatus for dispensing sheet material according to its characteristics : en fr
  • FR660178A - Improvements to vertical chamber coke oven batteries : en fr
  • FR660307A - Device for fastening, on a shaft, rolling bearings with an inner ring in one piece : en fr
  • FR660325A - Improvements to letter envelopes and others and manufacturing processes : en fr
  • FR660588A - Guiding device : en fr
  • FR660192A - Improvements to a method and means for highlighting advertising and other grounds : en fr
  • FR660195A - Continuous air yeast manufacturing process : en fr
  • DE479299C - Handpiece for drilling and grinding tools, especially for dental purposes : de en
  • FR660478A - Device for covering parachutes : en fr
  • FR660345A - Switchgear system for telegraphy and cordless telephony : en fr
  • FR660572A - Group of snap-action switches, controlled by a pressure agent : en fr
  • DE479085C - Process for transferring tallow oil into water-soluble or water-emulsifiable form : de en
  • DE479117C - Circuit for dynamo battery ignition of explosion engines : de en
  • FR660473A - Improvements in the construction of saddles for motorcycles and other vehicles : en fr
  • FR660256A - Further development in the manufacture of footwear, such as espadrilles, for example : en fr
  • DE479048C - Small dairy plant with power drive consisting of a butter maker and a centrifugal machine : de en
  • FR660453A - Apparatus for the treatment and enrichment of graphite ores and the like : en fr
  • US1720197A - Free-way valve for concrete-mixing machines : en
  • US1719972A - Oven : en
  • US1720086A - Charge control for internal-combustion engines : en
  • US1720601A - Combined spade and planter : en
  • US1720351A - Method and means for controlling discharge gaps : en
  • GB315178A - Improvements in and relating to fire extinguishers : en
  • FR660444A - Liquid distributor forming a reverse gear, particularly applicable to hydraulic presses : en fr
  • US1720489A - Valve mechanism for internal-combustion engines : en
  • US1720578A - Combined rail anchor and tie plate : en
  • FR660520A - Method and device for measuring electrical quantities : en fr
  • GB315116A - Improvements relating to electric switches : en
  • FR660173A - Clasp for bracelet or other similar item : en fr
  • US1719989A - Method of and apparatus for assembling insulators : en
  • AT113751B - Lid lifter for tin cans. : de en
  • GB315161A - Lubrication system : en
  • US1719884A - Spring connection : en
  • US1719854A - Display device : en
  • US1720386A - Scrap block : en
  • US1720612A - Cow yoke : en
  • CA291173A - Leakage testing device : en fr
  • CA291191A - Auxiliary tread structure : en fr
  • CA291239A - Spring structure : en fr
  • CA291165A - Preparation of fresh fruits for market : en fr
  • AU1733228A - Improvements in power farming machinery : en
  • USD78953S - Design fob a traffic signal : en
  • AT113771B - Fastening device for the fuel supply pipe on the frame of a spirit gas stove. : de en
  • AT113739B - Process for two-stage combustion, especially of low-quality, water-rich, woody and bituminous fuels. : de en
  • FR660255A - Coating to protect utility objects and their handles against heat, electric currents, acids and alkaline solutions : en fr
  • AT113789B - Scales with closed circular scale. : de en
  • US1720434A - Fluid-operated jack : en
  • US1720301A - Hair drying : en
  • DE479172C - Overhead track switch for lower flange travel : de en
  • DE479256C - Fabric shredder for paper production : de en
  • GB315087A - Improvements in draw-bars or booms for two-wheeled trailers : en
  • US1720500A - Bottle carrier : en
  • AT113773B - Rope winder for winch drums. : de en
  • FR660317A - Production of new metallic dye complexes : en fr
  • AT113800B - Photoelectric cell. : de en
  • AU1678428A - Improved bottle stopper : en
  • US1720240A - Hoist : en
  • US1720633A - Train control : en
  • FR660484A - Process for relief and color cinematography : en fr
  • FR660556A - Hanging device : en fr
  • CA291223A - Crankshaft lapping machine : en fr
  • US1719999A - Switch : en
  • FR660600A - Connection device for telephone systems with operation by selectors and collectors : en fr
  • GB315140A - Improvements in and relating to loud speakers : en
  • US1720077A - Journal box and axle : en
  • US1720521A - Storage-battery-charging system : en
  • US1720112A - Automatic mixing bin : en
  • US1720149A - Stopper : en
  • CA291283A - Regulating cam for slicing machines : en fr
  • US1720252A - Napping rolls : en
  • GB301070A - : en
  • CA291070A - Cigar lighter filler : en fr
  • CA291260A - Insulation : en fr
  • DE479263C - Two-axis drawbar frame for rail vehicles : de en
  • US1720551A - Closure : en
  • US1720477A - Trunk rack : en
  • DE479316C - Device for changing the number of rotations of shafts : de en
  • GB315089A - A new or improved device for creasing and stretching trousers and the like : en
  • DE479313C - Method and device for atomizing the fuel by means of exhaust gases in internal combustion engines : de en
  • DE479418C - Machine for milling the back of flat stereotype plates u. like : de en
  • FR660392A - Process for making a hollow part integral with a solid profiled part : en fr
  • GB315155A - Improvements in or relating to cartons : en
  • DE479249C - Device to facilitate the reading of maps : de en
  • US1719930A - Haeoldgeat : en
  • US1720353A - Tappet : en
  • US1720645A - Train control : en
  • DK40445C - Energy-saving burner device for gas hobs and similar heaters. : da en
  • GB315163A - Improvements in, and relating to, womb supports : en
  • FR660312A - Method and device for making multicolored <fox tail> chains : en fr
  • CA291087A - Threadless nut or collar : en fr
  • CA291288A - Building block and wall construction : en fr
  • FR660538A - Advanced ax handle : en fr
  • FR660598A - Electric heater for permanent hair waving : en fr
  • DE478846C - Device for automatic combustion control in steam boilers : de en
  • FR660650A - Branch of artificial flowers, stuck in a vase filled with absorbent materials, to diffuse perfumes : en fr
  • GB315151A - Improvements in or relating to the manufacture of barium peroxide : en
  • GB288551A - An improved process for the manufacture and use of metallurgical carbons : en
  • GB315121A - Improvements in or relating to aviators' life saving suits : en
  • DE479270C - Method of preserving wood : de en
  • GB307475A - : en
  • US1720579A - Egg case : en
  • DE478705C - Device for dropping loads from aircraft : de en
  • GB302993A - Improvements in apparatus for spinning artificial threads from solutions of cellulose ethers or esters : en
  • US1720118A - Winder drive : en
  • CA291068A - Gramophone : en fr
  • US1720333A - Circulator for hot-water systems : en
  • CA291182A - Power operated trip for excavator scoops : en fr
  • FR660215A - Advanced diaphragm : en fr
  • FR660337A - Surface for dancing : en fr
  • FR660568A - Zipper attachment device for livestock and dangerous animals : en fr
  • GB315011A - Improvements in or relating to oil fuel burners and stoves : en
  • CA291084A - Concrete wall block : en fr
  • FR660128A - Improvements to servomotors : en fr
  • GB315132A - Improvements in interchangeable filler feed for cigar machines : en
  • CA291138A - Antirachitic product : en fr
  • US1719862A - Rotary line switch : en
  • US1719877A - Method of treating copper leading-in wires : en
  • US1720032A - Cellular plaster : en
  • US1720103A - Device fob automatically setting tbain bbakes : en
  • US1720316A - Valve construction : en
  • CA291136A - Self-lubricating bearing : en fr
  • FR660350A - Gaseous fuel automatic carburetor : en fr
  • GB315127A - Improvements in and relating to direction signalling devices for use on road vehicles : en
  • DE479255C - Device for the optional demonstration of electric light bulbs : de en
  • AT113744B - Method and device for conveying powdery or granular masses in pipes. : de en
  • DE478956C - Device for external cleaning of inclined pipes for feed water preheaters and similar heated bodies : de en
  • FR660525A - Machine for working hard dough and making pasta at the same time : en fr
  • AT113718B - Car door lock with a cloth-covered lock plate. : de en
  • CA291249A - Method of finishing cellulose derivatives : en fr
  • US1720001A - Elapsed-time and zone metering : en
  • US1720437A - Automobile headlight : en
  • AT113780B - Stone press with mechanically moved unloader. : de en
  • FR660278A - Vacuum : en fr
  • US1720022A - Tool for sawing bushings and the like : en
  • US1719919A - Conveyer truck : en
  • US1720090A - Boiler : en
  • AT113727B - Release device for automatic central buffer claw couplings. : de en
  • CA291187A - Quick detachable dust cap : en fr
  • AU1593228A - Improvements in stereoscopic kinematography : en
  • US1720026A - Method for slaking lime and producing hydrate of lime : en
  • US1720210A - Cathode arrangement for x-ray tubes : en
  • US1720580A - Shade-roller-retaining means : en
  • DE479101C - Distributor for compressed air or sprinkling pipes : de en
  • DE479220C - Purification plant with float overflow : de en
  • FR660163A - Rotary motor : en fr
  • GB292620A - Improvements in exhaust silencers for internal combustion and other engines : en
  • FR660632A - Improvements to a safety device for bracelets, necklaces and others : en fr
  • GB292458A - Improvements in or relating to gas burners : en
  • US1720093A - Battery-separator slicing machine : en
  • DE479306C - Device for cutting slices and grating potatoes, apples or the like. : de en
  • FR660475A - Parachute : en fr
  • US1720033A - Automatic drilling machine : en
  • US1719959A - Electric switch : en
  • USD78938S - Design eor a powder-puff-display box : en
  • FR660386A - Non-glare code projector for motor vehicles : en fr
  • AT113796B - Display device for the emission of luminous gas. : de en
  • US1719832A - Attachment for musical instruments : en
  • USD78926S - gottlob : en
  • AT113797B - Radio receiving device. : de en
  • CA291172A - Selective protective system for more than two parallel feeders : en fr
  • CA291215A - Gas purifying apparatus : en fr
  • AT113729B - Device to compensate for pressure losses in the main line of the air brake with compensating slide. : de en
  • USD78959S - Design for panel for radio receiving sets : en
  • AT113725B - Arrangement for electric locomotive operation. : de en
  • AU1625728A - Hair gripping fasteners and method and machine for producing them : en
  • CA291090A - Composite article : en fr
  • DE479307C - Gas cooker : de en
  • FR660179A - Improvements to electrical wave receiving devices : en fr
  • FR660319A - Glass for glasses and nose clip : en fr
  • US1720557A - Photoprint washer : en
  • CA291251A - Shoe treating apparatus : en fr
  • AT113748B - Steam generator. : de en
  • US1719821A - Rear-view mirror bracket : en
  • US1720409A - Beet-thinning machine : en
  • CA291135A - Self-lubricating bearing : en fr
  • CA291143A - Conductor terminal : en fr
  • AU1683328A - Improvements in or relating to milking machines : en
  • US1719990A - Warm-air furnace : en
  • US1720025A - Mop : en
  • US1720199A - Light-ray protector and holder : en
  • US1720380A - Liquid-handling device : en
  • US1720116A - Berth construction : en
  • AU1582128A - Improvement to effets as used in sugar factories and to other vessels inwhich aliquid is boiled ina vacuum or under low pressure : en
  • DE479050C - Oil lubrication device for engines : de en
  • USD78937S - Design fob a finger ring : en
  • GB283506A - Improvements in loading machines : en
  • GB315207A - Method of economising cooling water used in domestic refrigerating apparatus : en
  • GB314734A - Improvements in combing machines : en
  • GB315186A - Improvements in or relating to vacuum distillation : en
  • GB301053A - : en
  • CA291109A - Bill fold : en fr
  • DE479238C - Synchronous alternating current machine, especially high-frequency machine, with runners with teeth or pronounced poles, in which the user excitation field is generated exclusively or essentially by an alternating current leading in the phase of the internal EMF in the working winding or a similarly located, magnetically or electrically coupled winding : de en
  • FR660323A - Furniture forming bed, chest of drawers, table and cupboard : en fr
  • FR660645A - Circular craft : en fr
  • FR660111A - Transformer pump : en fr
  • FR660527A - Improvements to air compressors : en fr
  • GB303486A - : en
  • CA291261A - Water softener : en fr
  • FR660553A - Improvement of locomotive speed recorders to record the conditions under which the mechanics perform braking maneuvers : en fr
  • CA291152A - Spout for containers : en fr
  • DE478925C - Choke coil to protect high voltage windings against traveling waves : de en
  • DE479052C - Belt or pulley with automatic lubrication : de en
  • FR660522A - Pneumatic pressing mattress for shoe gluing presses : en fr
  • DE479202C - Process for the production of stamps : de en
  • FR660488A - Installation of gas turbines with centrifugal compressor and piston compressor : en fr
  • DE479084C - Bird-resistant window putty : de en
  • FR660327A - Improvements to electro-pneumatic brakes for railway cars and trams : en fr
  • GB315072A - Signs and methods of making same : en
  • DE479184C - Firebox wall : de en
  • DE479286C - Process for the preparation of Bz-1-methoxybenzanthrones : de en
  • DK40443C - Device for facilitating the start-up of internal combustion engines. : da en
  • FR660390A - Assembly process for metal profiles : en fr
  • DE479325C - Device for generating surface patterns on walls u. Like. From an endless band that bears the pattern in relief and is guided over two guide rollers and a single roller : de en
  • FR660133A - Process for the production of hydrocarbons : en fr
  • DE479034C - Panting machine : de en
  • DE479095C - Process for the production of low-nicotine tobacco while maintaining their aroma : de en
  • GB315086A - Improvements in or relating to machines for beaming yarns and threads : en
  • US1720632A - Woven fabric : en
  • GB315126A - Process for colouring and stamping small articles of magnesia cement : en
  • US1719921A - Clamp : en
  • US1720629A - Bathing garment : en
  • USD78941S - Design for a shoe buckle : en
  • FR660310A - Device making the nuts lockable : en fr
  • US1720068A - Sand strip : en
  • DE479173C - Optical system for image decomposition and composition for television and image transmission equipment : de en
  • US1720602A - Steam hat and cap stretcher and shrinker : en
  • GB315042A - Improvements in apparatus for heating buildings by hot-water or like circulation : en
  • DE479123C - Device for the automatic shutdown of automatically working thread cutting machines when the tap breaks : de en
  • DE479332C - Process for the production of physiologically active substances : de en
  • US1720482A - Apparel garment : en
  • CA291166A - Preparation of fresh fruits for market : en fr
  • US1719911A - Leno jumper attachment : en
  • US1720052A - Production of nonturbid aldehyde condensation products : en
  • GB300636A - : en
  • GB315328A - Improvements in and relating to the production of dyestuffs : en
  • FR660402A - Portable roasting oven : en fr
  • FR660486A - Device for reducing the quantity of steam in front of the anodes of mercury vapor rectifiers : en fr
  • FR660468A - Clip system for ear studs : en fr
  • GB315056A - Improvements in and relating to liquid fuel oil burners : en
  • GB315082A - Improvements in and relating to display devices, advertisement cabinets or the like : en
  • DE479164C - Process for overheating the steam of a steam boiler or steam storage tank by adding hot exhaust gases : de en
  • FR660352A - Improvements to the lubrication of textile fibers : en fr
  • FR660562A - Shoe tree with tension spring extending from toe to heel : en fr
  • GB299846A - : en
  • DE479226C - Process for the production of hexamethylenetetramine dinitrate : de en
  • CA291157A - Sheet file : en fr
  • AT113757B - Petroleum gas heater. : de en
  • DE478949C - Process for the preparation of Mono- and Dioxyarylcarbonsaeureaethanolaminen or the corresponding Bisarylaethanaminen and their derivatives : de en
  • GB315088A - Improvements in and relating to rolling mills : en
  • FR660181A - Neon sign : en fr
  • GB299867A - Cutting apparatus for automatic photographic machines : en
  • US1720108A - Automobile signal : en
  • FR660557A - Refractory material specially designed for lining melting furnaces and calcining furnaces : en fr
  • US1720350A - Retaining means for removable closures : en
  • AT113782B - Shoe nail. : de en
  • CA291142A - Ironing board : en fr
  • DE479381C - Two-part insulating plate with intersecting cavities as an intermediate layer for concrete hollow walls : de en
  • US1720300A - Art of pressing wax-containing oil : en
  • GB315114A - Improvements in illuminating appliances : en
  • GB315129A - Improvements relating to gas heated cooking apparatus : en
  • AT113799B - Process for the manufacture of a disinfectant in solid form. : de en
  • FR660366A - Advanced system for controlling direct current electric traction motors : en fr
  • FR660266A - Improvements in processes for the manufacture of glass or other similar materials and in apparatus relating to said processes : en fr
  • FR660581A - Gas meter with distributor drawer : en fr
  • FR660213A - Doler knife for leather work : en fr
  • FR660110A - Improvements in methods and apparatus for cleaning objects and particularly metal objects : en fr
  • USD78957S - Miriam n : en
  • US1720102A - Chair : en
  • DK40447C - Magnetic system for magnetoelectric Small Machines and Appliances. : da en
  • FR660198A - Variation control of molten glass casting : en fr
  • US1719845A - Reduction of fading of radiosignals : en
  • US1720126A - Display device : en
  • FR660174A - Signaling device for automobiles : en fr
  • AT113750B - Rotating compression refrigeration machine. : de en
  • US1720446A - Electric-arc welding transformer and controlling device : en
  • US1720488A - Toboggan coaster : en
  • US1720453A - Means for reducing interfering voltages in radio apparatus : en
  • FR660500A - Manufacturing process of light metal pistons with metal casing for internal combustion engines : en fr
  • FR660502A - Wire Mesh Decorating System : en fr
  • FR660517A - Rocker switch : en fr
  • US1720082A - Adding and listing machine : en
  • US1720097A - Dough-cutting machine : en
  • FR660274A - Illuminating body of spherical or ellipsoidal shape particularly intended for electric incandescent lamps : en fr
  • FR660481A - Transmission pulley system : en fr
  • GB314032A - : en
  • CA291137A - Self-lubricating bearing : en fr
  • GB299841A - Improvements in and relating to electric switches : en
  • GB315093A - Improvements in the shafts or spindles and bearings of washing or like machines : en
  • GB315137A - Improvements in lappets or thread guides for spinning and doubling frames : en
  • CA291141A - Paper-making machine : en fr
  • CA291271A - Multiplex signalling : en fr
  • USRE17369E - fischer : en
  • AU1672428A - Improvements in or relating to bearings for rotary drums : en
  • AU1636628A - An improved combined chipper and scarifier : en
  • FR660394A - Cellulose esterification improvements : en fr
  • US1720287A - Fishhook carrier and spacer : en
  • US1720221A - Radio power pack : en
  • US1720345A - Air tight valve structure : en
  • US1719848A - Spark plug : en
  • US1719857A - Shop tractor : en
  • US1719994A - Gas heating stoves : en
  • US1720131A - Conveyer and tumbler for article-coating apparatus : en
  • US1719827A - Holder for electric safety razors : en
  • FR659990A - Device for controlling the degree of transmission in telephone systems, amplifier installations and similar installations : en fr
  • FR660231A - Hydrol treatment process : en fr
  • FR660512A - Improvements to electronic discharge and water-cooled devices : en fr
  • GB288554A - Manufacture of vat-dyestuffs : en
  • CA291153A - Bottle cap machine : en fr
  • GB315250A - Improvements in means for joining together parts of fused quartz, silica, or the like : en
  • FR660371A - Support device for headlights or swiveling headlights of motor vehicles : en fr
  • US1720007A - Safety clutch mechanism for motor vehicles : en
  • US1720289A - Overwinding preventer for spring motors : en
  • US1720588A - Vending machine : en
  • US1719885A - Furnace : en
  • US1719931A - Machine for making confections and the like : en
  • US1720073A - Luggage holder : en
  • US1720341A - Drill structure : en
  • US1719909A - Ginia : en
  • US1720474A - Reversible-seat mechanism : en
  • DE479185C - Process for the production of glass panels : de en
  • USD78936S - Design for an atomizer : en
  • GB283528A - Improvements in taxi-meters : en
  • GB315068A - Improvements in shock absorbers or vibration dampers and the like : en
  • US1719932A - Tank vent : en
  • US1720023A - Receiving system for radio telegraphy and telephony : en
  • AU1457428A - Improvements intire constructions : en
  • CA291264A - Enamelling apparatus : en fr
  • US1720425A - Soundbox for talking machines : en
  • AU1687728A - Improvements in or relating' to aerial systems for wireless signalling : en
  • AU1695728A - Process forthe treatment of carbonaceous material forthe recovery of oils : en
  • US1720276A - Placard holder for tank cars : en
  • US1720037A - Grip for fish tape : en
  • US1720078A - Drop brake shaft and mounting therefor : en
  • US1720435A - Shank and bit punch : en
  • AT113775B - Anti-cathode for X-ray tubes and processes for their manufacture. : de en
  • CA291177A - Textile machinery : en fr
  • US1719824A - Angle bar for joining rails : en
  • US1720130A - Oblique-seat valve : en
  • US1720282A - Automatic copyholder for adding machines : en
  • US1720292A - Sewing-machine attachment : en
  • US1719923A - Container for granular material : en
  • US1720144A - Recovery of entrained oils from clay : en
  • US1720307A - Vehicle brake : en
  • US1720127A - Machine for splitting pigs' feet : en
  • USD78932S - Design for a carving fork or similar article : en
  • DE478945C - Active coal production : de en
  • FR660172A - Device for monitoring devices indicating insulation faults in electrical machines : en fr
  • US1720545A - Resilient shackle : en
  • CA291164A - Protection of fresh fruits against blue mould, etc. : en fr
  • US1720384A - Filter : en
  • US1720528A - Gauge for and method of measuring liquids : en
  • FR660162A - Device allowing the comparison of electrical capacities : en fr
  • FR660123A - Advanced boom system for excavators, power shovels, cranes and the like : en fr
  • AU1415728A - Improvements in or relating to thermionic valves andthe like : en
  • FR660135A - Hollow conductor for cables : en fr
  • US1720518A - Storage-battery-charging system : en
  • US1719859A - Fuse holder : en
  • CA291156A - Artificial board : en fr
  • CA291206A - Bottle cooling box : en fr
  • CA291274A - Paper machine : en fr
  • US1719874A - Apparatus for burning finely-divided coal : en
  • US1720406A - Plasticized molding composition and process of making same : en
  • US1720646A - Train control : en
  • CA291204A - Carbide manufacture : en fr
  • US1719957A - Spectacle template : en
  • US1720138A - Method for working up solutions obtained by leaching ores having been subjected to a chlorination roasting process : en
  • DE479170C - Heart for switches and crossings : de en
  • CA291149A - Laminated spring : en fr
  • FR660622A - Improvements to air filters for internal combustion engines and similar applications : en fr
  • GB315053A - Improved keyboard for typewriting machines : en
  • DE479257C - Suction box for paper, cardboard and pulp dewatering machines : de en
  • DE479442C - Leveling and measuring device : de en
  • FR660200A - Device relating to instruments for motor vehicles : en fr
  • DE479023C - Method for fixing the fittings of electrical insulators in the insulator body by pouring liquid metal : de en
  • AU1622128A - Centrifugal pumps : en
  • CA291230A - Coupling : en fr
  • DE479105C - Depositing device for particularly weak matrices from die setting and line casting machines with an inhibition in the deposit lock that acts on the lower ears of the matrices and yields when the matrices are strong : de en
  • FR660492A - Improvements made to components to ensure the connection of stranded conductors of cables for high voltages : en fr
  • AU1682828A - Improvements in or relating to floor coverings : en
  • US1720183A - Axle straightener : en
  • DE479014C - Process for the production of gilt edging in books with chalk and thin printing papers : de en
  • US1719992A - Calling device : en
  • US1720385A - Fastener-cementing device : en
  • AT113769B - Method for anchoring fire box pipe walls and sealing iron boiler pipes in locomotive boilers. : de en
  • US1719963A - Composite electrical brush or contact and method of producing same : en
  • CA291209A - Hydraulic heat generating system : en fr
  • FR660203A - Device for closing sliding doors : en fr
  • AT113766B - Cigarette packing machine. : de en
  • CA291073A - Building construction : en fr
  • FR660384A - Garter clamp or the like : en fr
  • FR660407A - Headlight with anti-glare device and its control device : en fr
  • FR660627A - Hygienic device for drinking liquids : en fr
  • US1720304A - Cone-rolling machine : en
  • US1720456A - Stuffing box : en
  • US1720463A - Combined receptacle and pilot light : en
  • US1720266A - Variable-load apparatus : en
  • DE478955C - Process for regulating the operation of furnaces for steam generator systems with addition of oxygen to the combustion air : de en
  • FR660225A - Typewriter table : en fr
  • CA291277A - Battery separator : en fr
  • FR660124A - expandable element combined with switch : en fr
  • FR660382A - Universal table for recording the pressures released in closed-vessel explosions : en fr
  • US1720416A - Electric heating apparatus : en
  • FR660169A - Sealed seal for pistons : en fr
  • DE479273C - Injection device for diesel engines with Zuendoelvorlagerung : de en
  • US1720174A - Bracelet construction : en
  • US1720492A - Latch bolt : en
  • US1720259A - Distant indicating device : en
  • GB315077A - Improvements in and relating to fountain pens : en
  • FR660248A - Improvements to devices for gas dust removal : en fr
  • US1719979A - Crushing machine for hard materials : en
  • FR660280A - Agglomerates for all construction work and process for their manufacture : en fr
  • FR660416A - Braking device ensuring speed reduction and precise maneuvering and stopping for lifting devices and other applications : en fr
  • GB315171A - Improvements in cask-washing machines : en
  • CA291284A - Exhaust nozzle : en fr
  • DE479151C - Internal combustion engine with airless fuel injection and with a movable prechamber provided with overflow channels : de en
  • DE479304C - Device for breeding microorganisms in the absence of oxygen : de en
  • DK40419C - Device for Draining the Low Pressure Boiler in Steam Turbines. : da en
  • US1720189A - Electric-motor-control system : en
  • US1720329A - Manufacture of fermented beverages of reduced alcohol content : en
  • US1720618A - Grain separator : en
  • US1720250A - Electropneumatic brake : en
  • US1720188A - Brake-shoe-operating device : en
  • US1720428A - Tool for removing hub bushings and the like : en
  • FR660385A - Improvements to locks, latches, etc. : en fr
  • FR660450A - Catalyst and process for manufacturing this catalyst : en fr
  • GB295373A - An improved clutch : en
  • US1719942A - Electric cigar lighter : en
  • DE478998C - Process for removing ozone with air return cooling from electrical machines and apparatus : de en
  • FR660606A - Improvement made in the establishment of rocking lever locking bolts and resulting new industrial product : en fr
  • FR660279A - Inexpensive Home Building System : en fr
  • GB315185A - Improvements in needles for knitting machines or the like : en
  • FR660354A - Needlework supplies holder : en fr
  • GB301735A - Improvements in or relating to devices for facilitating acceleration of internal combustion engines : en
  • GB314824A - Improvements in locking devices for doors and the like : en
  • GB315130A - Improved means for washing, drying and polishing tumblers, cups and like articles : en
  • DE479232C - Drain switch mechanism : de en
  • GB315174A - An improved planing, surface-grinding, levelling and polishing machine : en
  • DE478933C - Device for generating musical tones by electrical means : de en
  • GB315148A - Improvements in fishing tackle : en
  • DE479019C - Condensation device for two or more stage steam jet air pumps : de en
  • DE479049C - Start-up valve for compressed air locomotives : de en
  • DE479194C - Kickback-free crank handle for automobiles and stationary internal combustion engines : de en
  • DK40437C - Procedure for removing the sap or for impregnating, staining and drying felled tree trunks. : da en
  • FR660559A - Process for the conversion of high boiling point hydrocarbons to low boiling point hydrocarbons : en fr
  • GB292608A - Improvements in apparatus for spinning solutions of cellulose ethers or esters : en
  • GB315286A - Electric music instrument : en
  • GB315033A - Improvements in the manufacture and production of vat dyestuffs : en
  • FR660537A - Mechanical cable excavator : en fr
  • FR660639A - Directional antenna : en fr
  • FR660472A - Device for the early release of the delivery cylinders of the automatic winding looms : en fr
  • US1719844A - Bottle-cleaning appabatus : en
  • US1720045A - Dourle-walled electrically-heated vessel : en
  • GB315009A - Improvements in and relating to materials and processes for waving or curling hair : en
  • FR660157A - Method of assembling the ends of metallic conveyor decks or metallic wire fabrics : en fr
  • FR660102A - One-sided electric current conductor : en fr
  • FR660177A - Improved process for manufacturing coal products : en fr
  • GB315145A - Improvements relating to fluid pressure operated hand tools : en
  • FR660224A - System for producing and admitting water vapor at will into the suction manifold of explosion engines or other applications : en fr
  • FR660285A - Improvements in the manufacture of artificial silk : en fr
  • FR660617A - Safety razor : en fr
  • FR660277A - Chromium bath recovery turbine : en fr
  • FR660396A - Multiple and instantaneous unlocking for animal ties in case of danger : en fr
  • FR660516A - Liquid sprayer : en fr
  • FR660244A - Process for the production of the working pressure in apparatus for producing an artificial fog : en fr
  • US1720254A - Ticket printing or marking and issuing machine : en
  • US1720054A - Trip-hook sling : en
  • US1720465A - Clothes pounder : en
  • AT113732B - Wheel for motor vehicles u. like : de en
  • DE479382C - Building panel made of metal with a layer of insulating material : de en
  • DE479223C - Fabric draining machine : de en
  • DE479278C - Protection for wire looms : de en
  • FR660540A - Device for receiving flattened sheets in feeders : en fr
  • FR660216A - System to increase the duration of stockings and socks : en fr
  • FR660357A - Improvement in spinning apparatus for artificial threads derived from solutions of cellulose ethers or esters : en fr
  • FR660552A - Improvements to the bars of grids : en fr
  • GB308677A - Improvements in railway rails and securing means therefor : en
  • GB315062A - Improvements in or relating to appliances for feeding solids in definite proportions : en
  • DE479047C - Squeeze for potatoes and other fruits : de en
  • GB315153A - Improvements relating to direction indicators for road vehicles : en
  • DE478736C - Discharge tubes with enclosed arc discharge between fixed electrodes in a noble gas filling : de en
  • DE479130C - Process for achieving special effects in cinema recordings : de en
  • GR2365B - IMPROVEMENTS IN AND REGARDING SWITCH SETTINGS BY AUTOMATIC OR SEMI-AUTOMATIC TELEPHONE SYSTEMS. : el en
  • GB315031A - Improvements in or relating to hacksaw blades : en
  • DE478993C - Overvoltage protection device for choke coils : de en
  • US1720586A - Oil-immersed electric switch gear : en
  • DE478860C - Process for the operation of regenerative coke oven batteries for high and low gas heating : de en
  • DE479324C - Safety for automatic firearms, especially submachine guns : de en
  • DE479153C - Device for the permanent assembly of complete bicycle frames : de en
  • FR660524A - Bascule bridge with crank mechanism : en fr
  • DE479308C - Registration device : de en
  • FR660431A - Sand extraction and cleaning process : en fr
  • FR660399A - Arc lamp adjustment device : en fr
  • US1719841A - Refrigerating apparatus : en
  • US1720332A - Dishwashing apparatus : en
  • GB315183A - Electric hand signal lamp : en
  • GB315251A - Improvements in and relating to methods of and apparatus for lubricating gear wheels : en
  • GB315044A - Improvements in typewriting machines : en
  • GB315176A - Improvements relating to cigarettes : en
  • FR660103A - Safety device for the cranks of multi-spindle screw-removing machines : en fr
  • GB315039A - Variable coupling transformer : en
  • GB315188A - Improvements in and relating to means for securing railway rails to sleepers : en
  • GB315117A - Improvements in refining crude paraffin and the like : en
  • FR660180A - : fr
  • FR660230A - Gas and fluid meter : en fr
  • GB300136A - : en
  • FR660592A - lock nut : en fr
  • GB296987A - An arrangement for paying out wires from storage bobbins : en
  • GB315030A - Improvements in or relating to gas or other fluid meters : en
  • GB295334A - Improvements in and relating to safety razors : en
  • DE479159C - Process for cleaning gases and liquids from dispersed substances : de en
  • US1720600A - Incubator : en
  • US1720423A - Distance rod : en
  • DE478997C - Earthed high-voltage power transmission system : de en
  • FR660171A - Switch boxes, especially for automotive electrical equipment : en fr
  • FR660286A - Self-erasing mudguard : en fr
  • GB297050A - Improved manufacture of synthetic rubber : en
  • US1720347A - Closure : en
  • US1719900A - Soot-dumping installation for brooder heaters : en
  • FR660251A - Control device for revolving windshields for vehicles : en fr
  • US1720311A - Vehicle light : en
  • US1719869A - Liquid-fuel atomizer : en
  • CA291091A - Treatment of tubes with lead : en fr
  • FR660546A - Process for reducing the water permeability of lacquers based on cellulose esters : en fr
  • FR660122A - Gasifier for the production of rich gas extracted from bituminous fuels : en fr
  • GB294539A - Improvements in or relating to the refining of hydrocarbons : en
  • GB315091A - Improvements in or relating to respiration devices : en
  • US1720393A - Hanger for garment bags : en
  • DE478900C - Procedure for regulating a fluid transmission : de en
  • US1720192A - Molding mixture and method of making same : en
  • US1719975A - Annealed thorium and method of making the same : en
  • USD78917S - Design for a settee frame or similar article : en
  • FR660108A - Improvement in processes for the production of mixtures of liquid organic compounds by catalytic reactions at high temperature and under pressure : en fr
  • GB302345A - An offset and typographic printing machine : en
  • DK40429C - Power Transmission Systems Support Device. : da en
  • FR660564A - Improvements to window stops : en fr
  • US1720157A - Measured-service telephone system : en
  • GB315160A - Method of and apparatus for feeding glass : en
  • US1720559A - Fountain pen : en
  • GB315453A - Wood-working machine having a horizontal arm slidably supporting a tool holder : en
  • AT113746B - Heat storage. : de en
  • AU1563128A - Process for refining petroleum or petroleum products : en
  • CA291232A - Clutch : en fr
  • FR660190A - Improvements to a method and means for highlighting advertising and other grounds : en fr
  • FR660254A - Method and installation of containers for the distribution of more or less fluid oils and fats, in measured quantities, from a reservoir : en fr
  • FR660316A - Improvements to spindles of continuous spinning and twisting looms and other similar spindles : en fr
  • FR660046A - Improvements to shock absorbers : en fr
  • US1720449A - Newspaper baler : en
  • FR660210A - Precision automatic electrical remote contact : en fr
  • DE478905C - Return device for a loading bridge on motor vehicles to be tilted by a multi-stage piston press : de en
  • DE479209C - Sparterie : de en
  • FR660145A - Complementary treatment process for artificial products produced using cellulosic solutions : en fr
  • GB303878A - Improvement in rotation mechanism for rock drills : en
  • DE479073C - Pneumatic tube socket with a jacket made of transparent fabric : de en
  • FR660238A - Improvements to coupling devices for internal combustion engines : en fr
  • FR660259A - Improvement in illuminated signs : en fr
  • FR660273A - Improvements to combustion and internal combustion engines : en fr
  • GB305090A - Improvements in the construction of the cylinders of sleeve-valve internal-combustion engines : en
  • DE479055C - Shield plate with line incisions for attaching exchangeable characters : de en
  • DK40444C - Shut-off valve for automatic pipeline connections. : da en
  • GB315201A - Improvements in apparatus for coating surfaces with liquid, pulpy, pulverulent or granular matter : en
  • FR660461A - Automatic timing device : en fr
  • GB315094A - Improvements in and relating to electric arc devices : en
  • FR660324A - Dishwasher or other heating or cooking vessel : en fr
  • FR660336A - Device for the series construction of similar structural members, the elements of which are assembled by welding : en fr
  • DE479245C - Drawer guide with slotted guide rails, which are pulled out to half of their length when pulling out the drawer : de en
  • FR660121A - Multiplier pen : en fr
  • FR660498A - Wheel : en fr
  • FR660417A - Waterproof bag for packaging and other applications : en fr
  • US1720059A - Fishing basket : en
  • US1720193A - Slab reenforcement : en
  • US1720472A - Chain coupling : en
  • CA291276A - Folding or collapsible board snow fence : en fr
  • FR660223A - Method for the automatic adjustment of compressors driven by heat engines : en fr
  • GB315202A - Improvements in the design of concrete buildings of the stud and slab type of construction : en
  • FR660504A - Process for covering a shed or any similar construction, exhibiting specific characteristics of longevity, tightness, resistance and thermal insulation : en fr
  • FR660347A - Improvement in trunks or suitcases-cupboards or others : en fr
  • FR660609A - Switch for the application of high frequency currents : en fr
  • GB303015A - Improvements in or relating to the separation of sheets of paper and the like from apile : en
  • FR660291A - Method and device for cooling heat-releasing elements in absorption refrigeration apparatus : en fr
  • FR660268A - Further training in cinematographic equipment : en fr
  • DE479176C - Hollow rope for electrical overhead lines : de en
  • FR660358A - Improvements to filing cabinets and in particular those used for filing in a suspended position : en fr
  • US1719847A - Method of forming radiators : en
  • US1719910A - Reconditioning machine : en
  • FR660318A - Arrangement for automatic switching off of electrical machines : en fr
  • FR660329A - Spring clip for upholsterers : en fr
  • FR660129A - Device for spreading spray wax on parquet and other floors : en fr
  • FR660218A - Referral for screw advancement mechanism of folding coat racks : en fr
  • FR660471A - Process for manufacturing zinc white, by direct oxidative volatilization of the metal : en fr
  • FR660442A - Centrifugal mill : en fr
  • GB315144A - Fountain pen : en
  • GB315165A - Improvements relating to apparatus for observing the sole surface of a foot : en
  • US1720181A - Insulator : en
  • FR660330A - Improvements in the manufacture of electric capacitors and the materials used for this purpose : en fr
  • FR660434A - Bumper mud : en fr
  • FR660436A - Improvements to water levels or other fluids : en fr
  • DE479181C - Traveling grate : de en
  • US1720249A - Fluid-pressure brake : en
  • GB315179A - Improvements in high-tension conductors : en
  • FR660125A - Tie rod system for molds used in reinforced cement constructions : en fr
  • GB291091A - Improvements in independent needle knitting mechanism, and in a process for effecting reverse plating thereon by needle deflection : en
  • DE479003C - Process for the production of structures from acetyl celluloses : de en
  • DE479020C - Device for moving wagons, in particular railway wagons : de en
  • DE479067C - On the luggage rack above the rear wheel of bicycles and motorcycles attachable holding device for clothes, blankets or the like. : de en
  • US1720219A - Pulling-over machine : en
  • US1720517A - Jar carrier and top wrench : en
  • DE479328C - Bottle crate : de en
  • DE479386C - Hand punch device for payment cards : de en
  • GB290273A - A machine for finishing floors or other surfaces : en
  • CA291096A - Grass cutter : en fr
  • DE474974C - Method for the transmission of low-frequency vibrations by wire, wireless or partly wireless : de en
  • US1720270A - Construction of banjos and analogous apparatus : en
  • US1720328A - Display board : en
  • US1720608A - Traction plow : en
  • US1720257A - Automatic train-pipe connecter : en
  • DE479305C - Gas cooker with removable burner head : de en
  • FR660618A - Electrical device to indicate the presence of currents of similar frequency : en fr
  • GB315136A - Improvements in or relating to electric irons : en
  • US1720507A - Silencer : en
  • US1719940A - Fumigated iftjblirittjbe : en
  • AT113736B - Protection device for brake hoses. : de en
  • AU1449128A - Improvements in transmission systems : en
  • DE479239C - Drive system for alternating current meter : de en
  • DE479031C - Gas generator with inside and outside heatable smoldering chamber : de en
  • FR660239A - Electric regulator : en fr
  • US1719946A - Manifolding machine : en
  • US1720487A - Process for making infusible asphalt masses of high elasticity : en
  • CA291093A - Piston ring : en fr
  • DE479254C - Plansifter : de en
  • FR660289A - Ribbed tray with hook needles and auxiliary plates for circular knitting machines, allowing automatic production of double selvedges : en fr
  • FR660466A - hollow element for the construction of walls and floors : en fr
  • US1719928A - Hair waver : en
  • US1720163A - Liquid cooler : en
  • US1720306A - Building tile : en
  • CA291270A - Carrier telegraph repeater circuit : en fr
  • AU1414828A - Improvements in combined cultivators and seed drills : en
  • DK40425C - Procedure for Washing Wool Using Wool Sweat. : da en
  • DE479296C - Flame tube installation : de en
  • GB315084A - Improvements relating to variable speed liquid transmission gear : en
  • GB315097A - Improvements in or relating to bracelets, watch-wristlets, and like articles of jewellery : en
  • DE479189C - Material testing machine : de en
  • DE479243C - Auxiliary equipment for the use of X-rays : de en
  • DE479283C - Process for the preparation of substituted indoles : de en
  • FR660305A - Metal clip for roof tiles : en fr
  • GB315085A - Improvements in and relating to synchronous dynamo electric machines and synchronous electric motors : en
  • US1720439A - Groin protector : en
  • AT113710B - Freely portable breathing device. : de en
  • AT113719B - Door handle including the corresponding rosette for automobile and other doors. : de en
  • FR660149A - Lockout mechanism for rotary printing machines : en fr
  • FR660570A - Acoustic device : en fr
  • US1720231A - Temperature-controlling system : en
  • USD78930S - Design foe a chair frame or similar article : en
  • DK40420C - Electrical Cable. : da en
  • US1720177A - Method of protecting metal, wood, and other substances and objects so protected : en
  • DE478994C - Process for the preparation of colloid-soluble metal hydroxides : de en
  • AU1526728A - Improvements in gas burners : en
  • US1719970A - Process of producing calcium carbide and pig iron : en
  • DE479104C - Process for the production of chlorine and bromine derivatives of dihydrocodeinone : de en
  • DE479057C - Coupling link for pulling rods : de en
  • US1720585A - Mold for casting stereotype plates : en
  • FR660260A - Method and device for drying canvas pipes after use : en fr
  • FR660582A - Visible or staggered file cabinet : en fr
  • US1719943A - John francis pbessley : en
  • US1720368A - Internal-combustion engine : en
  • GB311691A - Improvements in or relating to artificial teeth : en
  • DE478540C - Device for liquefying synthetic ammonia gas : de en
  • DE479126C - Device for the uninterrupted presentation of representations, in particular for advertising purposes : de en
  • FR660247A - Device for checking fault indicating devices in electrical machines : en fr
  • FR660276A - Suspension clamp for galvanic baths : en fr
  • US1720640A - Latch housing : en
  • US1720283A - Physical-development apparatus : en
  • DE479082C - Carrier for the inner parts of electricity meters : de en
  • FR660432A - Toilet object : en fr
  • DE478916C - Device for the automatic announcement of the location of a transmitter triggered for the purpose of fire alarm or the like : de en
  • DK40432C - Multiple Fuse for Remote Control Cables. : da en
  • GB315065A - Improvements in reservoir brushes : en
  • GB315069A - Improvements in and relating to display devices, advertisement cabinets, or the like : en
  • GB315098A - Improvements in and relating to measuring and filling apparatus : en
  • GB315100A - Improved construction of apparatus for use in playing a game : en
  • GB291103A - Improvements relating to electric condensers : en
  • US1720079A - Button : en
  • AU1733528A - Improvements in devices for feeding and controlling the flow of materials : en
  • AU1693128A - Spike extractor : en
  • US1720655A - Feeding gauge for platen presses : en
  • AU1300728A - Improvements in protective systems for electrical circuits : en
  • US1720617A - Loop construction : en
  • FR660487A - Centrifugal switch : en fr
  • DE478881C - Block capacitor with plates supported by spindles : de en
  • DE479161C - Process for the production of resin-like condensation products from phenols and aldehydes which become insoluble and infusible on heating : de en
  • DE478573C - Liquid cleaning agent for cleaning collectors and slip rings of electrical machines from crust-like layers consisting of coal dust, fat and their combustion products : de en
  • CA291110A - Emulsifying and stabilizing agent : en fr
  • CA291235A - Electrolyte control cartridge : en fr
  • AT113702B - Method and device for refining cigarettes. : de en
  • AT113724B - Swing arm drive for boats with drive wheels. : de en
  • USD78944S - John b : en
  • US1720015A - Process for pressing and packing manufactured tobacco : en
  • CA291248A - Typewriting machine : en fr
  • AT113753B - Device for the dust-free emptying of garbage cans into a collecting container. : de en
  • CA291117A - Hitch : en fr
  • US1720150A - Radio receiving system : en
  • US1719830A - Winding machine : en
  • US1720441A - Advertising sign : en
  • CA291184A - Ice cube marker : en fr
  • DE479177C - Synchronizing device for rotating shafts : de en
  • DE479205C - Anti-slip strips for skis made of plush : de en
  • US1720030A - Springless safety clamp for live wires : en
  • US1719944A - Process for preserving difficultly-soluble dyestuffs in a state of fine division and the resulting composition : en
  • US1720574A - Power-transmitting means by oscillatory movements : en
  • GB315203A - Improvements in gramophone and like sound boxes : en
  • FR660643A - Light arc extinguishing switch with compressed air : en fr
  • GB299049A - A device for preventing contamination of milk in milking machines : en
  • CA291247A - Cutting machine : en fr
  • DE478894C - Carburetor with gradual atomization : de en
  • US1720143A - Refrigerator-car-door operating and locking means : en
  • DE469846C - Feather padding : de en
  • DE479207C - Movable transfer chute for emptying containers : de en
  • GB295333A - Improvements in folding cameras : en
  • USD78947S - Design for an automobile window-regulator handle ob similar article : en
  • US1720510A - Internal-combustion engine : en
  • US1720485A - Seat for vehicles : en
  • US1720522A - Damper regulator : en
  • CA291174A - Brake cylinder device : en fr
  • US1720509A - Protective device : en
  • US1720065A - Metal packing : en
  • US1720379A - Valve cut-off safety apparatus : en
  • AT113761B - Burners for gaseous and gasified liquid fuels. : de en
  • US1719860A - Propeller attachment : en
  • US1720340A - Automobile braking device : en
  • US1720422A - Shaft coupling : en
  • FR660433A - Method and apparatus for the continuous manufacture of glass rods or tubes : en fr
  • CA291266A - Enamelling apparatus : en fr
  • US1719933A - Process oxi cleaning eibeabms : en
  • US1719993A - Substation equipment : en
  • GB315245A - A process and apparatus for the fractional separation, grading, and sizing of solid materials in the form of lumps, granular particles and powders and the separation of the components of a mixture of different solid materials : en
  • AT113708B - Inflatable hollow body composed of flat rubber sheets. : de en
  • AT113714B - Vehicle frames, in particular for motor vehicles. : de en
  • CA291163A - Preparation of fresh fruits for market : en fr
  • US1720018A - Power-transmission means : en
  • US1720286A - Process for the protection of the surface of baths of easily-oxidizable metals such as magnesium : en
  • CA291259A - Machine for sorting and setting fasteners : en fr
  • US1720057A - Thermostatic switch : en
  • US1720098A - Rotary internal-combustion engine : en
  • US1720236A - Power transmission : en
  • US1720405A - Pneumatic valve action : en
  • CA291273A - Alkyl-quinoline-amino-phenyl-carboxylic acid : en fr
  • AU1741028A - Remote control apparatus : en
  • DE479083C - Process for the production of matt lacquers : de en
  • DE479321C - Printing unit, in which images are printed on the free edges : de en
  • FR660375A - Process for treating used oils from transformers : en fr
  • US1720091A - Automatic slack adjuster : en
  • US1719986A - Railroad rail : en
  • US1720003A - Battery-post connecter : en
  • USD78942S - Design for a direction indicator eor motor vehicles : en
  • US1720050A - Disappearing door structure : en
  • US1720137A - Belt-cleaning device : en
  • US1720294A - Thermostatic switch : en
  • USD78934S - George n : en
  • US1719955A - Double-back jack : en
  • DE479158C - Method and device for cooling and after-drying dried brown coal in louvre coolers : de en
  • FR660272A - Improvements made to containers for pulverulent materials, in particular to those intended to contain samples of said materials : en fr
  • FR660544A - Machine intended for the manufacture of screens and similar uses : en fr
  • GB315067A - Improvements in or relating to heat radiators : en
  • US1720092A - Electric heater : en
  • US1720514A - Pumping power unit for oil wells : en
  • USRE17365E - And nicholas e : en
  • DE479144C - Die setting and line casting machine with several magazines, which are constantly connected to a depositing device and which are alternately brought into the working position by means of a lifting device : de en
  • CA291265A - Temperature regulating device : en fr
  • FR660040A - Improvements in the manufacture of calcium hypochlorite : en fr
  • FR660326A - Improvements to air suspension devices for airplanes and others : en fr
  • CA291102A - Screen for illuminated picture projection : en fr
  • FR660603A - Installation for dry cooling of glowing coke : en fr
  • US1720355A - Mixer assembly : en
  • US1719969A - Screen-cleaning device for paper-making machines : en
  • US1720413A - Electrically-operated circuit interrupter : en
  • US1720424A - Brake for forward rear axles of six-wheel drives : en
  • US1720284A - Variable-load brake : en
  • US1720356A - Coating material for metal molds : en
  • FR660362A - Slaughter machine for all animals : en fr
  • DE478855C - Process for drying pasty wet goods in two stages : de en
  • DE479156C - Shaking device on filling carts in large chamber ovens : de en
  • DE479191C - Plow body with mouldboard : de en
  • DE479212C - Process for the preparation of volatile inorganic and organic acids : de en
  • US1720264A - Flotation machine for graphite and other minerals : en
  • US1720410A - Automatically-threading loom shuttle : en
  • US1720072A - Conduit fitting : en
  • US1720452A - Vessel-propulsion device : en
  • US1720195A - Excavating device : en
  • AT113792B - Device for checking the driving or walking time of vehicles, machines, etc. : de en
  • AU1627028A - Improvements in or relating tothe manufacture of water gas : en
  • CA291219A - Toy knock-down aeroplane : en fr
  • CA291229A - Waste reconditioning method and apparatus : en fr
  • DE479196C - Process for the mechanical processing of metals by peeling off a layer in the full width of the work surface in one operation : de en
  • FR660447A - Method of braking nuts on their rods and new industrial products by allowing the implementation : en fr
  • FR660554A - Advanced wind motor : en fr
  • DE478663C - Call number indicator with a number system influenced by the number switch : de en
  • US1719985A - Mail or express car : en
  • US1720357A - Automatic casting machine : en
  • US1720426A - Rail joint : en
  • US1720512A - Surface-unit terminal : en
  • US1720597A - Mechanism for controlling liquid dispensers : en
  • CA291180A - Brake beam support arm bracket : en fr
  • US1719988A - Electron device and the like adapted for alternating current : en
  • US1719879A - Electrical condenser : en
  • US1720606A - Knitting machine : en
  • AT113728B - Automatic electrical point setting. : de en
  • AT113758B - Filling device for cigarettes and similar cylindrical bodies. : de en
  • US1720420A - Traffic signal : en
  • CA291242A - Apparatus for forming gas into solids : en fr
  • US1720268A - Variable-load brake : en
  • US1719837A - Carburetor construction : en
  • US1720272A - Harness cord for looms : en
  • US1720367A - Meat press : en
  • US1720605A - Terminal for conductor wires : en
  • US1720615A - Device for manipulating tires : en
  • CA291080A - Blower and suction device : en fr
  • DE479107C - Split rail car axle with axle halves stored in an axle housing : de en
  • FR660443A - Improvement in steering wheels without spindle, for motor vehicles : en fr
  • GB295270A - Catalytic oxidation of organic compounds : en
  • AU1589728A - Improved undercarriage construction for trucks andthe like : en
  • US1719873A - Loom picker : en
  • US1720558A - Flush tank : en
  • US1720235A - Chain : en
  • US1719920A - Rubber composition and method of producing the same : en
  • FR660430A - Hydraulic apparatus for straightening mine frames : en fr
  • DE479315C - Drive for the support of automatic swivel arms : de en
  • FR660533A - Elastic split ring, made of metal foil : en fr
  • DE479110C - Switching memory, especially for mountains of waste : de en
  • GB315340A - Improved manufacture of lipoids particularly phosphatides having different vitamine actions : en
  • GB315679A - Improvements in and relating to electric relay devices : en
  • FR660393A - Process for mollifying fibers of cellulosic origin, with a view to facilitating their esterification : en fr
  • CA291179A - Brake beam guide : en fr
  • FR660226A - Process for the manufacture of sealing wedges, particularly magnetic sealing wedges for the grooves of machines and electrical devices : en fr
  • FR660644A - Cutting device for automatic photographic vending machines : en fr
  • FR660455A - Tank style : en fr
  • GB315169A - Improvements in hydraulic presses : en
  • US1720010A - Bedspring brace : en
  • DE479276C - Attachment of the middle part of the support leaf spring to the front axle of motor vehicles : de en
  • GB315152A - A new or improved tensioning device for yarns and threads during winding thereof : en
  • FR660042A - Improvements in the manufacture of calcium hypochlorite : en fr
  • FR660372A - Device for heating liquids by electricity : en fr
  • FR660249A - Device for automatically determining the sharpness and setting of the grinding wheel position of devices used to iron razor blades : en fr
  • FR660322A - Anti-slip device for motor cars : en fr
  • GB315138A - Improvements in or relating to wooden paving blocks : en
  • GB315452A - Improvements in or relating to the control of electrical apparatus : en
  • FR660575A - Process for the preparation of light sensitive layers : en fr
  • GB295585A - Explosive projectile for infantry rifles and quick-firing small arms : en
  • FR660503A - Chain tensioner for loom : en fr
  • FR660595A - Heavy oil engine with fuel atomization in a condensation chamber separated from the working cylinder by a throttle : en fr
  • GB315672A - A machine for cutting and carving by copying a model : en
  • FR660282A - Water separator for removing condensation water from saturated steam in pipes, especially the passage pipes of multi-cylinder turbines : en fr
  • GB303148A - Apparatus for automatically controlling the operation of a refrigerating machine driven by a single phase motor with a short-circuit armature : en
  • DE479186C - Device for automatic cutting of a continuously moving tubular or rod-shaped workpiece : de en
  • DE479250C - Pulley transmission : de en
  • DE479318C - Display and sales stand with horizontal brackets for ties or the like. : de en
  • FR660441A - Auxiliary piloting device particularly intended for aircraft : en fr
  • FR660621A - Development of sound reproducing diaphragms : en fr
  • DE478983C - Process for the production of easily wettable fabrics suitable for filtering finely divided substances : de en
  • DE479297C - Firebox wall with lining of the inner wall surface with pipes provided with longitudinal ribs : de en
  • US1720263A - Electric circuit breaker : en
  • US1720493A - Hanger for clotheslines and the like : en
  • US1720581A - Toilet-seat cover : en
  • DE479143C - Process for improving the properties of cold-swelling calcium halide starch preparations : de en
  • DE479127C - Machine for folding leather and similar fabrics : de en
  • FR660207A - Improvements to self-propelled plows : en fr
  • FR660159A - Arrangement of propulsion machinery for ships : en fr
  • FR660608A - Manufacturing process for slabs, artificial stones and other molded products of all kinds : en fr
  • DE478843C - Process for the condensation of phosphorus oxides : de en
  • FR660232A - Hosiery Needle Improvements : en fr
  • GB315156A - Method of and apparatus for evacuating suction boxes for paper machines and the like : en
  • GB315041A - Improvements in machines for bending metal plates or sheets : en
  • GB315076A - Improvements in or relating to photographic cameras : en
  • FR660262A - Improvements to processes and apparatus for treating gases with liquids : en fr
  • FR660361A - Improvements to polishing, dressing and deburring machines : en fr
  • FR660584A - Device for making, between two elements, a connection which can be easily removed, in particular for connecting the two elements of a handbag frame : en fr
  • FR660495A - Carpet : en fr
  • FR660563A - Push button switch : en fr
  • US1720297A - Toothpick holder : en
  • US1720302A - Hair drying : en
  • FR660138A - Tenon, fork and counter profile machine : en fr
  • GB315159A - Improvements in or relating to devices for rivetting frictional surfaces to brakes, clutches or the like : en
  • FR660594A - Sound generating device with two or more membranes : en fr
  • FR660646A - Fixed diaphragm phonograph : en fr
  • GB315190A - Improvements in rotary perforating machines : en
  • DE479062C - Hand trucks : de en
  • US1720005A - Method of mounting misch metal in radiotrons : en
  • US1720244A - Stream-unifying apparatus : en
  • FR660155A - Improvements in the manufacture of sulphates of potash and soda : en fr
  • FR660599A - Single layer scalloped winding : en fr
  • GB315166A - Improvements in or relating to card index boxes : en
  • GB315195A - Improvements in or relating to optical apparatus for projecting illuminated signs upon screens : en
  • FR660547A - Closing device for vials : en fr
  • GB300588A - Improvements in and relating to transformers : en
  • AU1534328A - Improved plug for baths, sinks andthe like : en
  • CA291244A - Sheet feeding mechanism : en fr
  • FR660368A - Improvements to dryers or roasters : en fr
  • DE479029C - Gas generator for carburized water gas : de en
  • GB315045A - Improvements relating to dynamo electric machines : en
  • US1720326A - Impregnating running water with detergents : en
  • US1720637A - Combined handle and latch, knob and cylinder, lock : en
  • US1720024A - Ore mill and grinding element therefor : en
  • US1720526A - Heel for footwear : en
  • DE479145C - Flexible suction cups for pneumatic sheet feeders consisting of two parts that slide into each other : de en
  • US1720133A - Bending and clinching machine : en
  • US1720374A - Oil burner : en
  • US1720634A - Automobile decking : en
  • DK40418C - Device for hangers for hanging garments. : da en
  • FR660467A - Buttons and handles for locks and doors, with spare parts : en fr
  • AT113701B - Container made of transparent material that can be used as a toy. : de en
  • AU1428928A - Electrolytic apparatus : en
  • CA291185A - Shaft bearing : en fr
  • CA291262A - Variable speed gear transmission : en fr
  • FR660300A - Layout of public premises : en fr
  • DE479234C - Electromagnetic vibrators for receiving and reproducing sounds, in particular loudspeakers : de en
  • FR660369A - Special way of attaching a single spar wing to a fuselage : en fr
  • US1720398A - Lubricating apparatus : en
  • US1719840A - Holder for articles of stationery : en
  • US1720572A - Thermostatic air control : en
  • DE479160C - Device for the production of suspensions or mixtures of liquids with solid or semi-solid substances or other liquids : de en
  • DE479116C - Device for preventing an oil layer from sticking to the cooled surfaces of oil coolers in aircraft : de en
  • FR660288A - Advanced cladding wall construction for ovens or fireplaces : en fr
  • FR660388A - Improvements to automatic scales : en fr
  • US1720503A - Meter-box mold : en
  • AU1630528A - Improvements in methods for treatment of hydrocarbons : en
  • US1720624A - Motor-control system : en
  • US1720327A - Crucible : en
  • DE478899C - Silencer for internal combustion engines : de en
  • DE479071C - Cross-winding machine with automatically changing winding length : de en
  • US1720031A - Dental clamp : en
  • US1720394A - Mechanical sound-producing device for toys : en
  • US1719851A - Thermostatic switch : en
  • US1719836A - Air-dispensing device : en
  • US1719974A - Carrier and dropping board for poultry : en
  • US1720233A - Brake-gear mounting : en
  • US1720388A - Material-handling apparatus : en
  • US1720535A - Automatic guard for saws : en
  • CA291086A - Water heating system : en fr
  • CA291089A - Wrench : en fr
  • FR660201A - Method and apparatus for the treatment of materials such as ores, coals and the like, and in particular large grain materials : en fr
  • GB315147A - Improvements in or relating to nut-locks : en
  • US1719852A - Filament-binding means : en
  • US1720088A - Rail anchor : en
  • US1720238A - Power transmission : en
  • FR660115A - Window regulator : en fr
  • GB315187A - A polishing and sharpening apparatus for knives and similar cutting tools : en
  • FR660509A - Piston seal for atomized fuel engines : en fr
  • GB302640A - Method of rendering iron chromium aluminum alloys ductile : en
  • USD78916S - Design for a textile fabric : en
  • US1720475A - Oil filter : en
  • US1720613A - Time-element device and motor-control system employing the same : en
  • US1720480A - Cushion structure and manufacture : en
  • DK40427C - Step-by-step device Releasing Single-chamber compressed-air brakes. : da en
  • FR660114A - Device for mounting the bodies of railway cars and the like having lateral displacement axles : en fr
  • FR660202A - Thread feed mechanism for knitting machines to decrease : en fr
  • GB288583A - Improvements in or relating to cleansing devices for the body : en
  • US1720589A - Match and cigarette holder : en
  • US1720432A - Rubber eccentric bushing : en
  • US1720525A - Apparatus for treating pipes, bars, etc : en
  • US1720554A - Latch for closure operators : en
  • US1719875A - Power-operated steering gear : en
  • US1719916A - Picture-transmitting system : en
  • USD78945S - Design for a leather hand bag : en
  • DK40428C - Friction brake. : da en
  • GB315046A - Improvements in games racquets : en
  • FR660463A - Improvements to the support plates used for the composition of prices or texts using movable type : en fr
  • DE478906C - Liquid shock absorbers for motor vehicles : de en
  • US1720104A - Beam hanger : en
  • GB295712A - Improvements in additional thread controlling mechanism for knitting machines : en
  • GB315101A - Improvements in and relating to poultry brooders or foster-mothers : en
  • CA291144A - Vanity case : en fr
  • DE479180C - Drying and smoldering attachment for generators, roasting and drying ovens and similar facilities : de en
  • FR660561A - Process for the reproduction of lines : en fr
  • AU1711728A - Improvements inthe hydrogenation of carbonaceous materials : en
  • US1720499A - Educational computing device : en
  • US1720469A - Water-tube boiler : en
  • US1720607A - Notebook and copy holder : en
  • US1720436A - Process of refining magnesium and its alloys : en
  • US1719956A - Method of and apparatus for producing oscillations : en
  • US1720011A - Projection apparatus : en
  • US1720504A - Piston ring : en
  • US1719912A - Circuit protection : en
  • US1720309A - Ash receiver : en
  • US1720113A - Conveying means for drying ovens : en
  • US1720502A - Twine cutter : en
  • US1720100A - Apparatus for breaking animals' necks : en
  • CA291216A - Silk processing : en fr
  • DE479258C - Device for controlling pressure sources : de en
  • US1720315A - Weatherproof fabric : en
  • US1720523A - Lubricated plug valve : en
  • FR660555A - Refinements to spring-actuated operating mechanisms for phonographs and similar instruments : en fr
  • GB308765A - Improvements in incandescent electric lamps having means for giving different degrees of luminous intensity : en
  • FR660634A - Process for the production of elastic tires for wheels : en fr
  • US1720006A - Stooking attachment for binders : en
  • US1720071A - Coasting device : en
  • CA291291A - Telephone system : en fr
  • US1719868A - Shipping receptacle : en
  • US1719971A - Drum-mill feeder : en
  • US1720121A - Drawing holder and tightener for drawing boards : en
  • US1720627A - Electric switch : en
  • GB295023A - Method and apparatus for the irradiation of substances : en
  • GB304154A - Non refillable bottles : en
  • DE479326C - Rotary kiln with a cooling device consisting of several coaxially mounted drums : de en
  • DE478672C - Electrode plate with incisions for galvanization and high frequency therapy : de en
  • FR660515A - Film advancement mechanism in cinematographic devices : en fr
  • FR660227A - Improvements to bags fitted with a valve : en fr
  • US1720166A - Link belt : en
  • US1720626A - Earth, sand, gravel, and manure loader : en
  • US1720378A - Curling iron : en
  • CA291094A - Grease cup : en fr
  • DE479312C - Drive of the straw shaker and the cleaning boxes of threshing machines : de en
  • FR660364A - Reciprocating pump with continuous flow by suction and delivery of all liquids at all levels, for all heights : en fr
  • US1720182A - Diesel engine : en
  • FR660208A - Improvements to mechanical traction agricultural implements : en fr
  • FR660482A - Improvements to pneumatic brake distributors : en fr
  • AT113776B - Device for regulating traffic for roads, railways, airfields, etc. like : de en
  • CA291126A - Pipe joint testing device : en fr
  • DE479376C - Dentifrices : de en
  • US1720173A - Door-operating mechanism : en
  • US1720187A - Filler for railway crossings : en
  • US1720208A - Dynamo-electric machine : en
  • US1719978A - Gas-meter diaphragm : en
  • US1719936A - Adjustable typesetting frame : en
  • US1720094A - Shock absorber : en
  • US1720470A - Flasher plug : en
  • US1720215A - Method of producing tarnish-resisting silver and silver plate : en
  • US1720372A - Bar plate or rail-joint bar : en
  • CA291071A - Bottle : en fr
  • CA291256A - Sewing machine : en fr
  • US1720319A - Internal-combustion engine : en
  • FR660320A - Device for laying joists : en fr
  • DE478821C - Cash register with cylindrical keypad and a printing device influenced by special keys for the optional issue of a check or an invoice : de en
  • FR660141A - Manufacturing process of a lead-copper accumulator : en fr
  • CA291282A - Slicing machine : en fr
  • GB315143A - Improvements in or relating to show cards : en
  • FR660549A - Further training in hoists and similar lifting devices : en fr
  • DE478947C - Process for the production of a durable, easily soluble, light-colored dry urease preparation : de en
  • DE479224C - Process for dyeing masses or fibers made from cellulose acetate : de en
  • FR660199A - Device for the automatic distribution, counting and distribution of tablets and other similar objects : en fr
  • DE479132C - Protective sheets for daylight development of photographic films and plates : de en
  • GB315232A - Improvements in or relating to fuels and firelighters : en
  • CA291116A - Wheat processing : en fr
  • DE479059C - Device for machine guns, which can be switched off in synchronism with a rapidly rotating organ such. B. the propeller of an aircraft are operable : de en
  • DE479198C - Machine with squeezing rollers, in which the squeezing pressure can be regulated by rollers arranged on swingable levers : de en
  • DE479375C - Dental instrument : de en
  • CA291154A - Base-exchanging compound : en fr
  • DE479383C - Mast for electrical lines u. like : de en
  • DE479140C - Electric miner's lamp with carbon dioxide indicator : de en
  • US1720119A - Temper jack for standard cable tool and pumping wells : en
  • AT113704B - Guide for an object running on a string by means of a roller, in particular for toy purposes. : de en
  • FR660340A - Use of bodies emitting vapors at low temperature for the constitution of detector lamps, amplifiers, rectifiers and emitters of t. s. f. andprocess of manufacturing such lamps : en fr
  • DK40423C - Water tank with electric heater. : da en
  • US1720570A - Spot welder : en
  • FR660439A - Transportable installation for the pressure spreading of bitumen and similar substances : en fr
  • GB315119A - Improvements in detachable propelling installations for ships and boats : en
  • GB315775A - Improvements in or relating to electric light and like switches : en
  • GB315021A - Tone arms or like sound conducting tubes for gramophones and the like : en
  • FR660182A - Device for heating vertical chamber furnaces : en fr
  • FR660351A - Method and apparatus for spinning reproduction : en fr
  • FR660580A - Improvements to trim for bodywork and other applications : en fr
  • US1720246A - Fuel-mixing device : en
  • US1720561A - Internal-combustion engine : en
  • FR660497A - Cooking bag for meats cut into small pieces or chopped : en fr
  • FR660143A - Improvements in processes for the production of oxygenates of the aliphatic series : en fr
  • USD78961S - Design for a refrigerator box : en
  • US1720481A - Window cleaner : en
  • US1720563A - Packing : en
  • US1720543A - Expansion joint for pipes : en
  • FR660425A - Process for the manufacture of bicycle frames : en fr
  • FR660456A - Improvements to shock absorbers and equivalent devices : en fr
  • GB315282A - Improvements in or relating to apparatus for disseminating material in finely divided or powderous form : en
  • US1719953A - Reversible-blade propeller : en
  • GB297426A - Safety device for gas cocks : en
  • US1720296A - Clothespin : en
  • US1719890A - Electric meter : en
  • US1720330A - Aeroplane : en
  • US1719842A - Cake pan : en
  • USD78948S - Design for an automobile window-regulator handle or similar article : en
  • FR660419A - Device for transmitting a clock reset signal, particularly applicable to public telephone networks : en fr
  • USD78922S - Design for oilcloth : en
  • US1720111A - Arrangement for resetting derailed railway vehicles on the rails : en
  • US1720399A - Car tank : en
  • US1720096A - Dispensing device : en
  • US1720411A - Automatically threading loom shuttle : en
  • US1720494A - Brake-operating connection : en
  • CA291196A - Elastic band for wearing apparel : en fr
  • US1719937A - Device for transmitting and receiving sound waves in water on board ship from ships : en
  • US1720128A - Cylinder piston packing ring : en
  • US1720527A - Drawing sheet glass : en
  • US1720576A - Stabilizing device for aircraft : en
  • GB315256A - Improvements in apparatus for coating surfaces with liquid, pulpy, pulverulent or granular matter : en
  • AU1542028A - Cooler contacting with circulating air : en
  • DE478882C - Arrangement of a heating transformer for glow cathodes of valve or X-ray tubes in an X-ray system : de en
  • CA291275A - Fabric impregnating process : en fr
  • FR660541A - Oscillating table for feeders : en fr
  • AT113794B - Process for making records. : de en
  • AU1602428A - Improvements in or relating to landing gear for aircraft : en
  • CA291088A - Wrist watch band : en fr
  • US1720497A - Drinking cup : en
  • US1720146A - Collapsible box : en
  • US1720280A - Hinge for convertible automobile seats : en
  • DE479002C - Process for the separate production of ammonia and ammonia compounds from gases, in particular from distillation gases : de en
  • DE479287C - Stopper for compressed gas bottles : de en
  • AU1602228A - Improvements in or relating to radiators for use on aeroplanes and for like purposes : en
  • FR660214A - Method and apparatus for drying, after ironing, in press-ironing machines articles of clothing or fabrics : en fr
  • US1719882A - Hide-stretching device : en
  • AT113790B - Device for the production of ornamental glass. : de en
  • US1719867A - Process for the production of carbon monoxide : en
  • US1720167A - Hydroplane : en
  • CA291234A - Electric switchgear : en fr
  • US1720365A - Heater : en
  • CA291171A - Fluid pressure valve device : en fr
  • CA291203A - Traffic controlling system : en fr
  • US1720041A - Safety parachute device for aircraft : en
  • US1720354A - Method and apparatus for electrodepositing chromium : en
  • US1720408A - Separable fastener installation : en
  • CA291241A - Knife manufacture : en fr
  • US1720120A - Shoe : en
  • US1720519A - Storage-battery-charging system : en
  • US1720635A - Speed-indicating means for cars : en
  • US1720089A - Burner : en
  • AT113722B - Device for traction vehicles that deactivates an automatic safety device during standstill. : de en
  • CA291161A - Fruit processing : en fr
  • US1720476A - Apparatus for supplying measured quantities of liquids or semiliquids : en
  • US1720641A - Latch structure : en
  • AT113743B - Improvement on catalytic heating devices. : de en
  • FR660615A - Talking disc machine : en fr
  • US1720584A - Dress shield : en
  • US1719998A - Compressor : en
  • US1720448A - Lighter : en
  • GB314842A - Improvements in the regeneration of washing liquids employed in removing carbon dioxide and other soluble constituents from gases : en
  • US1719914A - Cement : en
  • US1720506A - Folding box : en
  • US1720591A - Circuit closer : en
  • US1719987A - Refrigerant flue ice and method : en
  • AT113716B - Speed change transmissions, in particular for motor vehicles. : de en
  • AT113768B - Removable frame. : de en
  • DE479136C - Kennel for holding and killing cattle : de en
  • GB315124A - Improvements relating to drag devices employed in spinning, twisting and similar machines : en
  • DE478885C - Device for cutting, drawing and stamping thin-walled metal shells, especially for dental purposes : de en
  • US1720179A - Air cleaner : en
  • DE479131C - Process for bringing about the hardening of colloidal masses or films by means of a hardening agent and an activating agent : de en
  • FR660315A - Double button : en fr
  • FR660309A - Method of crimping the bottoms and lids of metal containers : en fr
  • GB315252A - Improved method of, and apparatus for, burning liquid fuel : en
  • AU1406328A - Improved apparatus for distributing lime, sand, manure andother material : en
  • FR660193A - Radial thrust bearing : en fr
  • FR660359A - Bi-seal : en fr
  • US1720451A - Bread toaster : en
  • US1719823A - Form-supporting device : en
  • US1720164A - Check lock for mine gars : en
  • US1720087A - Rail anchor : en
  • US1720486A - Method of making valve seats : en
  • US1720622A - Dishwashing, sterilizing, and drying machine : en
  • US1719976A - Pencil or like holder : en
  • US1720228A - Combined flash light and umbrella : en
  • US1720281A - Rim breaker : en
  • US1720511A - Electric switch : en
  • US1720431A - Self-aligning bearing : en
  • US1720461A - Tread for surfaced roads and pavements : en
  • US1720169A - Lawn trimmer : en
  • US1720277A - Sanitary toilet-seat cover : en
  • FR660044A - Improvements in the manufacture of calcium hypochlorite : en fr
  • FR660403A - Cylinder for piston machine : en fr
  • FR660290A - Arrangement to prevent tilting of converters : en fr
  • US1719964A - Grinding machine : en
  • US1720538A - Elevator-control system : en
  • DK40433C - Device for Filling Liquid Containers. : da en
  • FR660311A - Improvement in bell mechanisms for time machines : en fr
  • GB315293A - Improvements in lubricating systems for internal combustion engines : en
  • GB315024A - Improvements in wrapping machines : en
  • FR660196A - Multiple drawing bench : en fr
  • GB300271A - Process of working up calcined zirconium-lime products : en
  • GR2368B - TRANSLATOR TYPE SHIP. : el en
  • US1719947A - Machine for making filler flats for packing cases : en
  • US1720371A - Semisolid electric conductor : en
  • AT113731B - Roller weir body. : de en
  • DE479260C - Rotary hammer : de en
  • AT113720B - Safety device for passenger cable cars, engaging on the carrying cable. : de en
  • AU1675228A - Improvements in or relating to valve gear for internal combustion engines : en
  • AU1755028A - Improvements in and relating to electric blasting fuses and detonators : en
  • CA291227A - Discharge tube : en fr
  • CA291279A - Machine for moulding pie casings : en fr
  • US1720038A - Rattle : en
  • US1720614A - Tire remover : en
  • FR660454A - Textile dispenser : en fr
  • AT113787B - Photoelectric sound reproducing device. : de en
  • CA291132A - Kiln attachment : en fr
  • FR660590A - Rail trimming device : en fr
  • CA291113A - Sled runner : en fr
  • AT113738B - Automatic compressed air door closing and opening device, especially for railroad cars. : de en
  • AU1412628A - Oil burning device : en
  • US1719898A - Method of and apparatus for producing a fuel mixture of predetermined calorific value : en
  • US1719945A - Insulator : en
  • US1720151A - Circular-weaving loom : en
  • US1720376A - Lubricant compressor : en
  • US1720536A - Heat exchanger : en
  • US1719855A - Automatic motor-control system : en
  • US1719887A - Condenser for refrigerating machines : en
  • US1720412A - Method of making cop skewers : en
  • GB307479A - : en
  • AU1712928A - An improved process of and means for use inthe manufacture of butter : en
  • US1719997A - Folding ladder : en
  • US1720403A - Gasification of solid fuel : en
  • AU1633028A - Processes of forming a pavement orthe like : en
  • FR660293A - Improvements in the manufacture of synthetic ammonia : en fr
  • US1719853A - Picture toy : en
  • US1720105A - Connecting rod and method of making : en
  • US1720484A - Cabinet : en
  • US1720211A - Method of and apparatus for separating liquids and solids : en
  • US1720444A - By-pass check valve for sprinkler systems : en
  • CA291114A - Building bracket : en fr
  • CA291111A - Tent : en fr
  • AT113791B - X-ray system for recordings of short duration. : de en
  • CA291133A - Self-lubricating bearing : en fr
  • AT113772B - Method and device for foreign and forwarding of logs from alluvial systems. : de en
  • AU1513228A - Improvements inthe method of and means forthe extraction of oils andthe like from bodies containing thesame : en
  • US1720061A - Toothbrush-holding device : en
  • AU1550528A - Process for constructing the hull of an airship : en
  • GB295372A - Improved plastic composition and process for manufacturing same : en
  • GB315035A - Improved means for delivering goods, particularly milk, to house doors and the like : en
  • US1720429A - Double-acting tail gate for dump trucks : en
  • US1720241A - Air moistener : en
  • FR660380A - Emergency lamp for motor vehicles : en fr
  • CA291120A - Cathode beam oscillograph : en fr
  • GB304307A - Improvements in or relating to sleeve valves for internal combustion engines : en
  • CA291078A - Telephone illuminating device : en fr
  • AU1720428A - Improvements in and relating tothe production of stencil sheets for use in duplicating : en
  • CA291278A - Hydraulic shock absorber : en fr
  • FR660112A - Cigarette cutter : en fr
  • FR660117A - Saddle system for cycles and motorcycles : en fr
  • FR660415A - screen for television or telecinematography receiver : en fr
  • GB304308A - Process for increasing the speed of reaction in the production of sulphuric acid from sulphur dioxide-containing gases in the presence of nitrogen-oxygen compounds : en
  • US1720224A - Focusing device for cameras : en
  • USD78931S - Design for a chair : en
  • USD78929S - Design fob : en
  • US1719918A - Double-headed three-way signal light : en
  • US1720464A - Vise : en
  • US1720654A - Photo-electric cell : en
  • AT113734B - Directional valve for train control devices. : de en
  • AU1736128A - Improvements in and connected with parimutuel or totalisator machines : en
  • US1720544A - Radio receiving apparatus : en
  • FR660137A - Device for transforming a dust extractor into a floor polisher : en fr
  • DE478723C - Machine for processing and straightening bristles : de en
  • DE479129C - Cinematographic projection apparatus with optical compensation through two lens rims : de en
  • FR660457A - Improvements to the twisting of textile yarns and apparatus for making this twist : en fr
  • AU1622028A - Improvements in pump ring adjusting means : en
  • AT113721B - Pendulum, suspension or funicular with drive in the valley station and compensation device in the drive. : de en
  • CA291128A - Electrical plug : en fr
  • CA291189A - Upper assembling machine : en fr
  • CA291155A - Artificial board : en fr
  • CA291072A - Tie press : en fr
  • US1719966A - Holding and distributing apparatus : en
  • US1719850A - Awning operator : en
  • AU1624728A - Improvements in or relating to rotary ventilating fans orthe like : en
  • US1719831A - Two-zone pulverizing apparatus : en
  • US1720468A - Rotary fruit and vegetable stemming, peeling, and trimming head : en
  • US1720533A - Rubber compound suitable for floor coverings : en
  • CA291134A - Self-lubricating bearing : en fr
  • US1720562A - Winch : en
  • US1720603A - Refrigerating machine : en
  • US1720251A - Fluid-pressure brake : en
  • USD78927S - Adolph m : en
  • US1720417A - Pencil : en
  • AT113764B - Sorting and collecting device with conveyor belts, in which the documents transferred to the entry slots on both sides of a cabinet are passed on through cross belts. : de en
  • DE478987C - Process for the continuous production of dry sodium sulfate from Glauber's salt : de en
  • GB315334A - Improvements in and relating to coin testing devices in coinfreed apparatus : en
  • US1720122A - Bath spray : en
  • US1720598A - Glassware machinery : en
  • DE479171C - Hold-down screw connection for swivel chair switches located outside the axis of rotation : de en
  • CA291074A - Mine lift mechanism : en fr
  • CA291092A - Electrical cable terminal : en fr
  • DE479281C - Device for mixing or emulsifying, especially for sticky or sticky liquids : de en
  • CA291218A - Means for keeping clean looms and knitting machines : en fr
  • US1720590A - Lock : en
  • FR660586A - Improvements made to speed reducers or multipliers using the differential principle : en fr
  • GB303786A - : en
  • US1720016A - Cradle container : en
  • US1720114A - Raincoat : en
  • US1720047A - Safety device to protect carrier entrances : en
  • US1720337A - Shipping container : en
  • CA291213A - Fluid actuated percussive tool : en fr
  • US1719980A - Window screen : en
  • US1720555A - System of motor control : en
  • CA291101A - Ash sifter : en fr
  • CA291202A - Train control : en fr
  • US1720542A - Radio reproducing attachment for pianos : en
  • US1720115A - Fruit holder : en
  • FR660612A - Corn seeder : en fr
  • CA291252A - Sewing machine : en fr
  • US1720440A - Folding safety razor : en
  • US1720139A - Method of forming sleeve actuators : en
  • US1720198A - Syringe : en
  • US1720473A - Railroad tie : en
  • US1720642A - Night-latch unit : en
  • CA291199A - Train control system : en fr
  • CA291200A - Train control : en fr
  • CA291124A - Traction wheel : en fr
  • US1720267A - Fluid-pressure brake : en
  • US1720168A - Creeper for boots and shoes : en
  • US1720117A - Exercising machine : en
  • US1720466A - Washing machine : en
  • AT113715B - Flexible and tight gutter rail for fastening the roof of an automobile to the body. : de en
  • CA291210A - Tire tool : en fr
  • US1719863A - Furnace electrode carrier : en
  • AU1412728A - Improvements in apparatus for drying wet material under vacuum : en
  • DE479204C - Dedusting device for bast fiber lines : de en
  • FR660370A - Improvements to biscuit browning machines : en fr
  • US1719908A - Water-softener apparatus : en
  • AT113717B - Folding seat with backrest for motor vehicles. : de en
  • US1720275A - Spring motor : en
  • US1720036A - Means for indicating at a distance the amplitude of movements in alternative directions : en
  • CA291151A - Tap changer : en fr
  • AU1408028A - Magazine train describer : en
  • CA291105A - Radiator header : en fr
  • US1720140A - Antifreeze and fire protecting device : en
  • US1720395A - Noiseless switch : en
  • CA291118A - Shower receptor : en fr
  • US1720172A - Electron-discharge tube and method of manufacturing the same : en
  • US1720039A - Welding rod : en
  • FR660529A - Process for obtaining alkali metals from their sulfur compounds : en fr
  • FR660283A - Seed unloader : en fr
  • FR660445A - Improvements to cystoscopes or similar devices : en fr
  • GB315331A - Improvements in or relating to the manufacture of naphthalene derivatives : en
  • DE479545C - Device for pulling the beehives out of beehives : de en
  • DE479461C - Blade-shaped multi-hole blade for safety razor : de en
  • USD78955S - Design for a combined bottle display and statuette : en
  • DE478844C - Process for the production of 6-nitrosafrol : de en
  • CA291127A - Fur brush and press : en fr
  • FR660405A - Bumper mud : en fr
  • FR660505A - Process for conducting dry distillation using low or high temperature carbonization processes : en fr
  • DE478895C - Injection carburetor : de en
  • GB299877A - Improvements in or relating to bearings for the spindles of centrifugal separators : en
  • GB315047A - A system of automatic signalling at cross roads : en
  • GB315032A - An oil gas plant for welding purposes : en
  • DE479221C - Rotary hammer, which is turned to move the drill and whose drill lies within the chuck in a socket secured against rotation to the hammer body by coupling teeth : de en
  • DE479374C - Acetylene generator, consisting of an upper and lower boiler for the gas shut-off water and with carbide containers in the lower boiler : de en
  • US1720205A - Slicing machine : en
  • FR660245A - Device for labeling cylindrical objects : en fr
  • FR660151A - Rail joint assembly : en fr
  • FR660363A - Mechanical self-sealing fittings : en fr
  • FR660440A - Wine clarification process by the action of oxygen and cold : en fr
  • DE479115C - Device for examining the processes in the cylinder of an internal combustion engine with the help of a transparent cover plate : de en
  • FR660189A - Method and device for electric braking of electric traction vehicles : en fr
  • DE479018C - Platen printing press for multi-color printing : de en
  • DK40439C - School desk. : da en
  • GB293875A - Devices for testing wing surfaces of aeroplanes and the like aerial machines : en
  • DE479271C - Record speaking machine with two sound boxes : de en
  • GB315104A - Improvements relating to gramophone records : en
  • GB315336A - Improvements in advertising signs : en
  • DE478991C - Brake adjusting device : de en
  • DE479179C - Arrangement to operate a high-frequency apparatus bipolar : de en
  • GB315058A - Improvements in and relating to tennis-court surrounds : en
  • GB315281A - Improvements in weighing machines of the dial or selfindicating type : en
  • FR660264A - Ladies handbag : en fr
  • US1719907A - Adjustable light mounting : en
  • US1720145A - Liquid-dispensing apparatus : en
  • FR660404A - Device to prevent rollover of aircraft on landing : en fr
  • FR660619A - Method for operating apparatus intended for determining the gas content of solid bodies, in particular metals, and device for carrying out this method : en fr
  • GB315329A - An improved method of and apparatus for use in the preparation of malted foodstuffs : en
  • AU1656128A - Methods of treating wood : en
  • GB301069A - Improvements in rotary printing machines : en
  • FR660605A - Loom for tubular fabrics or width fabrics : en fr
  • FR660378A - Improvements to taps : en fr
  • FR660474A - Pet collar : en fr
  • GB307474A - Improvements in dental handpieces : en
  • DE479303C - Elastic mat : de en
  • DE479039C - Filling chute heater : de en
  • GB315078A - Improvements in the production of the acid sulphate of alphanaphthylamine : en
  • GB315050A - An outdoor receiving cabinet for parcels, provisions and the like : en
  • GB315254A - Process for the mechanical dispersion of alkaline earth and heavy metal salts of the phosphoric and arsenic acids : en
  • FR660428A - Ladle handling device : en fr
  • FR660493A - Improvements made to submarine cables for great depths : en fr
  • FR660126A - Device for driving crazy or fixed any wheel forming part of a combination of cogs for the adjustment of the latter : en fr
  • FR660333A - Propulsion mechanism for mechanical horses and other applications : en fr
  • FR660217A - Mineral reduction enhancements : en fr
  • FR660229A - Process for recovering by-products from coke ovens : en fr
  • FR660338A - Manufacture of artificial marbles : en fr
  • FR660470A - Installation under glass of radio telephones : en fr
  • FR660489A - Method for the reduction of idle losses in flooded hydraulic turbines which can be driven by means of a prime mover operating as an engine : en fr
  • FR660294A - Reinforced concrete tank : en fr
  • FR660616A - device for reducing disturbances in the receiving devices of t. s. f., caused by high frequency devices : en fr
  • GB298185A - Improvement in steel guide for submarine drills : en
  • GB298984A - Improvements in actions for typewriting machines : en
  • GB315113A - Improvements relating to eye protective devices : en
  • US1720312A - Anode for chromium plating : en
  • CA291290A - Insulator attachment : en fr
  • FR660532A - Improvements to the mechanisms for setting up or fixing the die, for typographic machines or type lightning machines : en fr
  • GB315118A - Improvements in or relating to door handles : en
  • US1720299A - Operating means : en
  • FR660406A - Emergency device for lifting installations controlled by a motor : en fr
  • FR660462A - Improvement in the manufacturing process of relay sheaths for projectiles : en fr
  • GB315110A - Improvements in, and in the manufacture or production of, cycle saddle-pillars : en
  • US1720203A - Diesel-locomotive control : en
  • US1720648A - Tuning device for radios : en
  • US1720381A - Resistor : en
  • CA291130A - Spark plug : en fr
  • FR660127A - Metal vapor close lamp : en fr
  • FR660308A - Locking system for magnetically, electrically or electromagnetically actuated direction indicator devices : en fr
  • FR660613A - Device for turning, one by one, the leaves of a music book or other : en fr
  • FR660496A - Elastic fork for cycles and motorcycles : en fr
  • GB288523A - Improvements in apparatus for washing vehicles, particularly automobile vehicles : en
  • GB289011A - Improvements in lock nuts : en
  • GB315776A - Improved construction of rod suitable for use as stair-rods, curtain poles, hand-rails and for other purposes : en
  • US1719835A - Lighting fixture : en
  • US1720400A - Ventilator canopy : en
  • US1720200A - Metal frame for doors : en
  • CA291169A - Hot water heater : en fr
  • USD78946S - Design for a leather hand bag : en
  • DE479021C - Mechanical drive device for step switches which can be used in both directions of rotation and which work in the same way with momentary switching in both directions of rotation : de en
  • DE479200C - Device for tightening belts under pressure, especially saddle girths : de en
  • DE479300C - Filing device suitable for mechanical drive for tooth root canals : de en
  • USRE17371E - Assionob to goyne steam : en
  • US1719826A - Dispensing cabinet : en
  • US1720063A - Window-operating apparatus : en
  • DE478982C - Process for producing strong gas, semi-coke and by-products : de en
  • DE479217C - Exhaust steam injector, especially for locomotives : de en
  • FR660265A - Powdered herbicide, method of manufacture, and method and apparatus for dusting : en fr
  • US1720334A - Electric heater : en
  • CA291205A - Metal box : en fr
  • US1720245A - Mixing device : en
  • AT113783B - Safety device for cinematographic apparatus. : de en
  • US1720491A - Fruit-treating apparatus : en
  • US1720552A - Machine for the manufacture of glass articles : en
  • GB315292A - Improvements in or relating to absorption refrigerating apparatus : en
  • US1719891A - Clevis pin : en
  • GB300125A - Improvements in and relating to wrenches : en
  • FR660579A - Improvements in methods and apparatus for spraying and treating bodies : en fr
  • US1720531A - Display device : en
  • US1720604A - Method of purifying gasoline solvent : en
  • DE479380C - Upholstered seat : de en
  • FR660228A - Device for closing the valve of a valve bag : en fr
  • GB309076A - Improvements in or relating to patterns, foundations or shapes of paper or similar material for embroidery : en
  • GB315253A - Improvements in life saving devices : en
  • FR660410A - Three-engine seaplane : en fr
  • US1720222A - Welding apparatus for attaching tie plates to steel railroad ties : en
  • FR660119A - Rotating straw lifter for threshers : en fr
  • FR660614A - Special brush for fur treatment : en fr
  • GB315134A - Improvements in and relating to parachutes : en
  • CA291190A - Thermionic valve : en fr
  • US1719901A - Balance beam : en
  • DE478988C - Process for the production of solutions suitable for the manufacture of ammonium sulphate and alkali sulphate or their double salts : de en
  • FR660567A - Manufacturing process of heat exchanger elements applicable more particularly for the production of radiators for tanks of electrical transformers : en fr
  • AT113726B - Elastic wheel tire and process for its manufacture. : de en
  • DE479411C - Equipment for the production of finely grained metal by splitting jets of molten metal : de en
  • CA291212A - Drill protective device : en fr
  • US1720649A - Mechanism for controlling knitting needles in plating operations : en
  • DE479054C - Daylight mirror advertising device : de en
  • FR660387A - Process for the production of ethyl alcohol from the gases of the coal distillation : en fr
  • AT113777B - Musical instrument whose strings can be kept constantly vibrating by means of stop magnets. : de en
  • AT113740B - Permanent magnets for letters, characters, figures, etc. like : de en
  • DE479066C - Spring-loaded sliding guide for roller roofs of motor vehicles : de en
  • US1720019A - Sheet-feeding mechanism : en
  • US1720407A - Brake liner and process of making the same : en
  • FR660610A - Rod for jack control : en fr
  • FR660253A - : fr
  • DE479295C - Power supply in metal vacuum discharge vessels, especially in mercury vapor rectifiers : de en
  • FR660367A - Further training in moving floor fertilizer distributors : en fr
  • GB315115A - Improvements in apparatus for the massage of the organ of hearing : en
  • FR660342A - Improvements in the construction of heat exchange vessels : en fr
  • FR660534A - Valve bag and method for making it : en fr
  • GB315060A - Improvements in or connected with motor driven apparatus for haulage, loading and other purposes : en
  • GB315238A - Improved pressure registering apparatus for air or gas chambers and the like : en
  • US1720136A - Terrace display means for paper boxes : en
  • GB315049A - Improvements in oil break electric switch gear arrangements : en
  • FR660551A - Fluid for hydraulic pressure devices : en fr
  • FR660626A - Device for measuring the curvature of wellbore : en fr
  • US1720106A - Distributing system : en
  • FR660328A - Improvements to electro-pneumatic brakes : en fr
  • FR660205A - Automatic gear change device for motors : en fr
  • GB315026A - Improvements in lifting jacks : en
  • FR660331A - Mechanical brushes improvements : en fr
  • FR660460A - Method and apparatus for treating fibrous materials to obtain fibers : en fr
  • FR660187A - Continuous railway line : en fr
  • GB310794A - Improvements relating to spring suspensions for motor vehicles : en
  • GB315125A - Improvements in seat indicators : en
  • FR660263A - Camera : en fr
  • FR660391A - Nitrogen hardening process of steels of any grade : en fr
  • DE478870C - Small overcurrent switch with magnetic blowout : de en
  • FR660597A - Device for turning music pages : en fr
  • FR660183A - Method and device for forming an intimate mixture or for carrying out chemical syntheses of substances which are mutually insoluble or hardly react with each other : en fr
  • DE479208C - Method for concreting canal embankments : de en
  • DE479421C - Process for the briquetting of fine ores, gout dust, gravel and other substances that can be thrown off : de en
  • DE479266C - Overcurrent protection circuit for three-phase systems : de en
  • AT113779B - Fixing device for self-sellers of small piece goods. : de en
  • US1720457A - Railway-car journal-bearing construction : en
  • US1720490A - Weeder attachment for harrows : en
  • DE479026C - Switch box composed of hood and oil pot : de en
  • GB315083A - An improved roller skate : en
  • US1720415A - Spare-tire carrier : en
  • CA291083A - Cleaning apparatus : en fr
  • CA291099A - Manufacture of hollow metal rods, bars, etc. : en fr
  • DE479154C - Machine for pinching the heel part of footwear : de en
  • FR660491A - Process for obtaining a reversible rubber gel and product thus obtained : en fr
  • FR660518A - Automatic photography vending machine : en fr
  • CA291167A - Sulphite liquor processing : en fr
  • US1720338A - Combination wreath and bouquet holder for graves : en
  • AU1737828A - Cream or like fatty powders and process forthe manufacture ofthe same : en
  • US1720125A - Door-operating mechanism for refrigerator cars : en
  • US1720175A - Roller side bearing : en
  • US1720008A - Electromagnetically-operating loud-speaking device : en
  • US1720080A - Fastener : en
  • GB315112A - Improvements in or connected with compressed air whistles or sound signalling apparatus : en
  • CA291129A - Stove pipe brush : en fr
  • GB312333A - Improvements in or relating to illuminating devices : en
  • US1720462A - John william blag-den : en
  • US1720547A - Method and apparatus for drawing sheet glass : en
  • US1720274A - Covered box : en
  • US1720638A - Bolt-operating mechanism for locks and latches : en
  • USD78925S - Design fob a combination penholder and inkstand : en
  • CA291100A - Ammonium sulphate and sulphur processing : en fr
  • FR660306A - Device for mounting the electric heating elements in the radiators : en fr
  • USD78933S - Design for an element for a lamp-supporting pedestal : en
  • AT113786B - Equipment on calculating machines, cash registers, etc. like : de en
  • AU1407728A - Improvements in or relating to dump cars : en
  • DK40424C - Clamping valve for gases and liquids, in particular for gas meters. : da en
  • DE479112C - Device for changing the power factor in a network of any number of phases, which is to be kept constant by a phase regulator : de en
  • FR660480A - Improvements to telephone systems linking several central offices : en fr
  • US1719878A - Vehicle : en
  • US1720162A - Pavement insert : en
  • US1720560A - Headgear and method of making the same : en
  • AT113788B - Shutter for photographic apparatus. : de en
  • US1720288A - Train-control device : en
  • US1720148A - Recording meter : en
  • US1720530A - Machine for feeding strips and the like : en
  • USRE17372E - Steerina-coi : en
  • AU1486028A - Improvements in and relating to screw bolts : en
  • US1720317A - Cab for trucks : en
  • US1720363A - Battery box : en
  • US1719903A - Bathing-belt buckle : en
  • US1719866A - Control of electric power : en
  • US1720053A - Display stand : en
  • AT113752B - Hurricane lantern. : de en
  • CA291123A - Window mechanism : en fr
  • US1720397A - Roundabout : en
  • DK40434C - Devices for theft and fire alarm systems for protection of safes, boxes and the like. : da en
  • GB315122A - Improvements in automatic weighing machines : en
  • AT113705B - Press cover for forage cutting machines. : de en
  • US1719828A - Automobile signal : en
  • US1719894A - Method and apparatus for wiring coil springs : en
  • CA291107A - Hose clamp tool : en fr
  • CA291121A - Weeder and cultivator : en fr
  • DE478876C - Electricity meter : de en
  • DE479267C - Arrangement for triggering switches in the event of a phase break : de en
  • DK40417C - Electromechanical Movement Device for Sound Reproducing Devices. : da en
  • FR660194A - Mode of operation of windmills : en fr
  • FR660593A - Airtight frame for works of art and documents of all kinds, plastic objects in relief and similar objects : en fr
  • FR660175A - Volumetric and variable flow rotary pump : en fr
  • US1720445A - Lubricator for railway journal boxes : en
  • US1720513A - Combustion engine : en
  • US1720009A - Tie : en
  • US1720176A - Bin delivery control : en
  • US1720438A - Milk-bottle safe : en
  • US1720442A - Vacuum electric-tube apparatus : en
  • AT113737B - Smoke protection cover for bridges etc. like : de en
  • DE479061C - Car body : de en
  • FR660424A - Grip device for skis : en fr
  • GB315010A - Improvements in fluxes for welding : en
  • DE479100C - Concrete pipes for introducing the flushing offset in mines underground : de en
  • AT113760B - Water level indicator and method for sealing the water level glass therein. : de en
  • DE479122C - Lubricating device for horizontally lying, rotating work piece spindles of multi-spindle thread cutting machines and Fassondrehbaenke with paragraph-wise switching spindle drum : de en
  • FR660240A - Fly trap tape : en fr
  • GB315040A - An improved electro acoustic converter such as a loud-speaker : en
  • GB315066A - Improvements in spring mattresses, seats and the like : en
  • FR660526A - Soft handlebars for cycles and motorcycles : en fr
  • GB315175A - Improvements in electric motors : en
  • GB315335A - Improvements relating to irreversible rotary transmission devices : en
  • CA291258A - Conveying system : en fr
  • US1720042A - Latching device : en
  • US1720610A - Liquid dispenser : en
  • US1719983A - Lubricating device : en
  • US1720000A - Vibration and sag resistant filament : en
  • FR660343A - Full-tightening lock nut washer : en fr
  • GB293833A - Improved process for removing sulphur from articles made from viscose : en
  • US1720190A - Confection holder : en
  • US1720595A - Process of dyeing : en
  • DE479394C - Containers for tank vehicles : de en
  • US1719982A - Breast pump : en
  • US1720433A - Trap : en
  • US1720370A - Combination clean-out and manhole cover : en
  • US1720553A - Creeper-truck framework : en
  • DE479193C - Compressorless two-stroke diesel engine with a crankcase scavenger pump and an additional scavenger pump connected to the crankcase : de en
  • DK40441C - Ventilation device, in particular for Staldrum. : da en
  • AU1672328A - Improved method of influencing an electric current by means of radiation : en
  • FR660148A - Hydraulically driven machine tool : en fr
  • FR660287A - Advanced press for tennis racquets and similar racquets : en fr
  • GB315150A - Improvements in and connected with mangles for household and like uses : en
  • CA291145A - Buffer : en fr
  • FR660477A - Shoe for swimming : en fr
  • DE479142C - Drive device for the thread chopping, the carriage entrance and the control shaft operating the chopping shaft on carriage spinners : de en
  • DE479149C - Process for the production of artificial threads, ribbons, etc. from viscose : de en
  • GB315063A - Improvements in method of generating helical gears : en
  • USD78924S - Design fob a lighting-fixtube wall beacket oe aeticle of analogous : en
  • US1720012A - Telephone system : en
  • GB289030A - Improvements in electric resistances : en
  • FR660130A - Extinguisher : en fr
  • DK40426C - Automatic loading and unloading device for crucible presses. : da en
  • FR660513A - Improvements to shutters for cinematographic devices : en fr
  • GB315108A - Method of and means for obtaining certainty of contact operation with travelling bands or the like : en
  • CA291208A - Uultraviolet radiation : en fr
  • US1720209A - Thread-cutting apparatus : en
  • FR660348A - electric exhaust with direct reaction, more particularly applicable to portable time devices : en fr
  • DE440432C - Dynamo machine with main and turning poles and appropriate brush sets suitable for optional drive as generator and motor : de en
  • FR660648A - Brake band improvements : en fr
  • GB309905A - : en
  • GB315090A - Improvements in or relating to gas producers and the like : en
  • GB315191A - Improvements in or relating to electromagnetic reciprocating motors : en
  • US1719954A - Rotary compressor : en
  • US1720549A - Apparatus for and process of mixing : en
  • US1720616A - Balancing telephone cables : en
  • DK40413C - Pasteurizer for Milk and other Liquids. : da en
  • DE479284C - Process for the preparation of N-alkyl derivatives of pyrazole anthrones : de en
  • FR660373A - Device for mounting brushes or the like : en fr
  • FR660197A - Machine for centrifugal melting of hollow bodies : en fr
  • FR660237A - Check valve with automatic break-in : en fr
  • FR660531A - Hygienic underarms : en fr
  • FR660521A - Cigarette Holder Improvements : en fr
  • GB305664A - A composition for imparting to mercerizing lye the property of easily wetting cottonfabrics and yarns immersed in the same : en
  • FR660573A - Radiator for airplanes : en fr
  • GB315450A - Improvements in door controlling apparatus : en
  • USD78956S - Design for a lamp : en
  • GB292133A - Process for obtaining sterols : en
  • FR660275A - Apparatus for chrome-plating objects produced in large series, apparatus comprising an internal anode and a cooled electrolyte : en fr
  • FR660465A - Machine for spreading artificial fertilizers : en fr
  • DE479135C - Impeller with exchangeable outer rim : de en
  • DE479290C - Hydraulic-electric driving device for intermittently moving objects, especially vehicle brakes : de en
  • FR660506A - Feeding of materials into the rotary kiln and their removal : en fr
  • GB315142A - Improvements in the manufacture and production of ballast free solid fertilisers containing lime : en
  • FR660426A - Intake balancing system of several engine groups : en fr
  • GB296062A - Improvements in or relating to dry gas meters : en
  • US1719856A - Fastening device : en
  • US1720109A - Hat hanger : en
  • CA291193A - Vehicle holddown : en fr
  • US1720107A - Impulse-repeating device for automatic and semiautomatic telephoneexchange systems : en
  • CA291257A - Fastening-inserting machine : en fr
  • US1719888A - Electric furnace : en
  • US1719872A - Electric heater : en
  • DK40416C - Frame device for Motor Drums. : da en
  • US1719906A - Pumping steam trap : en
  • US1720265A - Valve lubricator : en
  • US1720515A - Sound box : en
  • FR659997A - : fr
  • US1720262A - Engine : en
  • CA291139A - Convertible car : en fr
  • CA291281A - Dough cutter : en fr
  • US1720260A - Vending and serve-self store vehicle : en
  • US1720625A - Engine casing : en
  • CA291197A - Floor polishing machine : en fr
  • DE479293C - Device for attaching the cable end to cable drums : de en
  • FR660132A - Improvements in automatic devices for sale : en fr
  • US1720034A - Automatic air-supply valve for ice pans : en
  • US1720339A - Guy-wire tension equalizer : en
  • US1720320A - Extension-table slide : en
  • US1719925A - Smoker's receptacle : en
  • US1719949A - Temperature-controlling apparatus : en
  • CA291108A - Ironing board : en fr
  • US1720242A - Loose-leaf book : en
  • US1720321A - Gas-generating apparatus : en
  • US1720577A - Rotary pump machine : en
  • US1720129A - Toilet seat : en
  • CA291098A - Magnetic liquid heater : en fr
  • CA291238A - Spring assembling method : en fr
  • CA291077A - Flush tank : en fr
  • US1720620A - Loading device for grinding machines : en
  • US1719952A - Electric governor : en
  • CA291186A - Oil reaction process : en fr
  • CA291188A - Drive for paper-making machines : en fr
  • US1720325A - Method and apparatus for determining the position of fluid-bearing sands while drilling wells : en
  • US1720414A - Method and means for working combustion engines at variable elevations : en
  • US1720401A - Roller drill : en
  • US1720158A - Baggage carrier : en
  • US1720383A - Ingot and mold for making same : en
  • DE479162C - Process for the production of tanning condensation products from the sulphite liquors of the cellulose industry : de en
  • DK40436C - Apparatus for tying boxes, packages, bales and the like with a metal band with a pre-attached closure piece. : da en
  • CA291237A - Water gas : en fr
  • DE479025C - Clamping cable lug : de en
  • DE479092C - Grinding of taps and the like like : de en
  • FR660353A - Extractor and automatic measuring device for liquids mixed with gases under high pressure : en fr
  • GB315074A - Improvements in mattresses : en
  • US1720548A - Eyeshield : en
  • CA291217A - Lacing machine : en fr
  • CA291250A - Acoustic device : en fr
  • US1720095A - Hand brake : en
  • AT113730B - Toboggan. : de en
  • CA8420S - Brush for use in cleaning the hands : en
  • US1719871A - Harvester fob peanuts and other plants : en
  • US1720123A - Table : en
  • US1720248A - Liquid-feed system : en
  • US1720201A - Doorframe : en
  • USD78949S - Design por a bottle : en
  • US1720389A - Air-control valve for spray guns : en
  • US1719967A - Vania : en
  • US1720644A - Train control : en
  • DE479334C - Device for the unattended operation of electrical auxiliary power plants : de en
  • US1719865A - Liquid-soap dispenser : en
  • US1720335A - Bending machine : en
  • US1720596A - Process of dyeing : en
  • US1720021A - Locker : en
  • DE479183C - Firebox wall lined with pipes through which water flows : de en
  • CA291220A - Receptacle : en fr
  • FR660219A - Improvements to fast excitation machines and transmission systems : en fr
  • GB293021A - Improvements in compensated asynchronous electric motors : en
  • US1720060A - Amusement device : en
  • US1720568A - Sand-blast carving and method of making the same : en
  • AU1569228A - Improvements in or relating to machines for producing printing elements or typographical material : en
  • US1720273A - Traffic-guide-line marker : en
  • DE479089C - Injection molding machine : de en
  • USD78958S - Albert wewetzer : en
  • US1719883A - Knot-tying mechanism : en
  • US1720631A - Continuous inductive train-control system : en
  • US1719892A - Transformer for feeding polyphase rectifiers : en
  • US1720135A - Paint : en
  • AU1618128A - Improvements in aircraft fuselage and wing construction : en
  • GB315080A - Improvements in or relating to multiple wire drawing machines : en
  • GB315037A - Improvements in and relating to windows for road vehicles : en
  • DK40440C - Bathroom fittings with drains for water closets. : da en
  • DE479001C - Sinker for knitting machines : de en
  • DE479088C - Pulsation apparatus, in particular for massage purposes : de en
  • DE479277C - Lasting machine for the production of footwear with a device for connecting the back leather and the insole heel with small nails : de en
  • CA291103A - Pump casing : en fr
  • FR660233A - Process for obtaining electrolytic chromium deposits adhering well, with good depth dispersion : en fr
  • FR660408A - Device allowing the reversibility of all dispensing machines : en fr
  • GB315247A - Improvements in or relating to devices for application to pipes for repairing bursts, earthing electrical apparatus and for other purposes : en
  • FR660629A - Mechanical digger : en fr
  • GB315184A - Improvements in and connected with chain grate stokers : en
  • FR660176A - Method and device for fixing prepared caps, in one piece, on insulators : en fr
  • GB304715A - : en
  • FR660188A - Improvements to a method and means for highlighting advertising and other grounds : en fr
  • GB315131A - Improvements in and relating to containers of fibre board, cardboard and like materials : en
  • FR660140A - Underwear : en fr
  • DE479147C - Method and device for the mechanical loading of electrical ovens : de en
  • US1719927A - Band-saw guide : en
  • CA291255A - Machine for and method of making shoes : en fr
  • CA291243A - Wrapping, gumming and delivery system : en fr
  • US1720196A - Production of white lead : en
  • US1720212A - Lasting machine : en
  • US1720496A - Glass-charging device : en
  • DE479188C - Spring mattress : de en
  • FR660284A - Paper bag : en fr
  • US1720308A - Adjustable support for window curtains : en
  • FR660536A - Automatic barrier for railway track level crossings : en fr
  • DE479317C - Punching machine for punching tips and holes in cards, loose sheets, etc. like : de en
  • DE479371C - Device for the production of liquid enriched with radium emanation : de en
  • US1720285A - Drag chain : en
  • US1719995A - Radio frequency transformer : en
  • US1720651A - Sachusetts : en
  • US1720083A - Straightening press : en
  • US1720346A - Air-tight valve structure : en
  • US1720074A - Base-exchange silicate and process of preparing the same : en
  • US1719958A - Separating and concentrating mechanism : en
  • CA291263A - Core coating apparatus : en fr
  • US1720048A - Safety hoist mechanism for loading skips : en
  • US1720498A - Spinning top : en
  • CA291115A - Fabric shrinkage prevention : en fr
  • AT113711B - Fire extinguishing device. : de en
  • FR660376A - Improvement in saponification processes of primary acetylcellulose solutions : en fr
  • GB292457A - : en
  • DE479274C - Machine for processing screw heads : de en
  • US1720243A - Method of making stereotype mats : en
  • DE479053C - Temperature control device for treating divided liquid or plastic masses, in particular chocolate : de en
  • US1720186A - Heat-dissipating means for electrodes : en
  • CA291285A - Vehicle spring : en fr
  • CA291233A - Insulated spring shackle : en fr
  • FR660234A - Improvements to sprinklers : en fr
  • FR660628A - Improvements to sound boxes for machines to record and reproduce sounds : en fr
  • US1720336A - Closed-body vehicle construction : en
  • US1720566A - Circuit-controlling device : en
  • FR660153A - Device for raising and lowering the upper roll in rolling mills : en fr
  • GB315730A - Improvements in and connected with jaws of stone breakers or crushers : en
  • US1720573A - Machine for mixing dry and liquid materials : en
  • DE479046C - Motor-attached plow with adjusting device : de en
  • US1720043A - Blowpipe : en
  • US1720636A - Latch unit : en
  • US1719924A - Curtain rod : en
  • US1719973A - Egg beater : en
  • US1720056A - Adjustable beam hanger : en
  • GB315057A - Improvements in or relating to emulsions of mixtures of pitch and bitumen : en
  • FR660261A - Automatic shut-off device for shawl-making machines : en fr
  • FR660039A - Improvements in the manufacture of calcium hypochlorite : en fr
  • GB315075A - Improvements in underfeed stokers : en
  • FR660156A - Process for the production of dyes for anthraquinone series tanks : en fr
  • US1719843A - Device for establishing a tappable neutral point in three-phase networks : en
  • US1720040A - Resilient wheel : en
  • US1720271A - Harness cord for looms : en
  • US1720565A - Incrustation preventive : en
  • US1719977A - Illuminating signal : en
  • US1720516A - System of deoxidization : en
  • FR660136A - Hand guards or foot guards for a motorcycle or other similar vehicle : en fr
  • GB315180A - Tobacco loosening means : en
  • US1720014A - Method of packing tobacco : en
  • US1720064A - Front-wheel drive mechanism : en
  • FR660576A - Process for the preparation of yellow azo dyes : en fr
  • FR660332A - Improvements to sole dressing machines : en fr
  • CA291104A - Pulp and cellulose web manufacture : en fr
  • CA291240A - Hydraulic cement : en fr
  • DE479121C - Device for emptying and refilling the circuits of fluid gears : de en
  • DE479167C - Rail fastening on concrete sleepers with U-shaped cast-in flat iron, which between their legs enclose a free cavity that opens outwards : de en
  • AT113762B - Fireplace cleaning door. : de en
  • CA291280A - Heating installation : en fr
  • FR660252A - Improvements to internal combustion engines : en fr
  • FR660636A - Improvements in internal combustion engines : en fr
  • GB295371A - Improvements in or relating to absorption refrigerating machines : en
  • FR660413A - Device for sizing or finishing natural or artificial yarns : en fr
  • FR660647A - Method and device for drying bulk goods such as woody material : en fr
  • GB315182A - Improvements in and connected with affixing screws, bolts and the like : en
  • US1720279A - Chemical substance : en
  • US1720396A - Automobile extractor : en
  • US1719962A - Display holbek : en
  • US1720171A - Electric refrigerating apparatus : en
  • DE479086C - Gas firing with a combustion chamber located between the burner and the boiler room and located in the burner axis : de en
  • DE479168C - Device to prevent the trolley frame from tipping over with dump trucks : de en
  • FR660269A - Process for the purification of gases containing hydrogen sulphide : en fr
  • GB315243A - Pyrophoric ignition devices : en
  • DE479108C - Hinge pin for the cover of the axle bushes of railroad cars : de en
  • FR660569A - Electrostatic acoustic device for wireless transmission and reception of waves : en fr
  • GB315027A - A new or improved combination latch and lock fastening for doors and the like : en
  • DK40435C - Machine for Stripping Tobacco Leaves. : da en
  • AU1658928A - Improvements in apparatus for enlarging the bores of rock drills andthe like : en
  • GB315241A - Improved device for use in chopping wood : en
  • US1720303A - Lighting fixture : en
  • US1720359A - Machine for preparing rolled beef : en
  • GB315242A - Apparatus for forming packing strips for bicycle wheel-rims : en
  • US1720471A - Attaching clip : en
  • GB315287A - An improved process for the prevention and removal of boiler scale : en
  • US1720124A - Friction shock-absorbing mechanism : en
  • US1719922A - Vehicle light dimmer : en
  • FR660184A - Improvements in the manufacture of steering wheel rims for automobiles : en fr
  • FR660236A - Method and device more particularly intended for the atomization and combustion of heavy oil in internal combustion engines : en fr
  • DE479077C - Back bumper to protect water meters with automatic closure of the flow : de en
  • FR660418A - Expandable felling pile for riveting and other applications : en fr
  • FR660206A - Force transmission device with variable load and speed : en fr
  • DE479174C - Method for eliminating speech distortion in telephone lines with amplifiers : de en
  • US1719861A - Transmission mechanism : en
  • US1720066A - Packing : en
  • USD78940S - Design for a shoe buckle : en
  • US1720450A - Unloading boom for ships and support therefor : en
  • FR660438A - Torsiometer : en fr
  • FR660542A - Advanced sanitary vessel : en fr
  • FR660591A - Improvements to joints for pipes : en fr
  • DE479004C - Process for the production of films and similar structures from viscose and similar cellulose solutions : de en
  • FR660414A - Automatic recovery device for air suspensions : en fr
  • FR660577A - Improvements to containers : en fr
  • US1720532A - Window clarifier : en
  • DE478913C - Rigid cap that can be processed warm : de en
  • FR660131A - Transportable turntable : en fr
  • FR660543A - System for adjusting the capacitors of a t receiving station. s. f. by means of a single operating button : en fr
  • GB315095A - Improvements in or connected with internal combustion engines : en
  • DE479301C - Vaginal openers, especially for treating animals : de en
  • DE478960C - Blower that is divided into several individual rotating machines : de en
  • FR660109A - Simultaneous chrome and vegetable tanning process : en fr
  • FR660271A - Arrangement for direct control of several machines using a single motor : en fr
  • FR660302A - Improvements in the assembly of turbine blades : en fr
  • FR660589A - Protective device to prevent water hammer in hydraulic lines : en fr
  • FR660281A - Safety coupling for the continuous operation of a train, connected by plug couplings : en fr
  • DK40422C - Polarized Relay. : da en
  • FR660427A - Exhibition box : en fr
  • GB315073A - Improvements in or relating to universal joints : en
  • FR660154A - Cooling apron with collecting grid for rolling mill installations : en fr
  • GB315192A - Improvements in and relating to interchangeable, detachable heel wearing-pieces or pads for boots, shoes and the like : en
  • FR660411A - Cellulose esterification process : en fr
  • DK40442C - Device for Eradication of Thistles. : da en
  • USD78935S - Design for a combined ash tray and lighter : en
  • USD78952S - Caul c : en
  • GB311754A - Improvements in hydraulic shock absorbers : en
  • FR660297A - Complementary treatment process for artificial products produced using cellulosic solutions : en fr
  • FR660448A - Device for classifying and retrieving listed information : en fr
  • DE479081C - Voltage drive system for induction measuring devices : de en
  • DE479377C - Cotton wool holders, in particular for dental purposes : de en
  • DE479133C - Automatic device for checking film strips for cracks or the like. : de en
  • GB315189A - Improvements in or relating to piston valves : en
  • GB315036A - Improvements in or relating to reciprocating hydraulic engines and the like : en
  • FR660620A - Milking machine : en fr
  • DE479253C - Process for improving the grindability of bread grain : de en
  • AT113712B - Car body roof made of pressed metal. : de en
  • DE479405C - Clamping device for electric welding machines : de en
  • GB315168A - Improvements in and relating to fuel pumps for heavy oil engines : en
  • USD78951S - Design for a badge or similar article : en
  • CA291131A - Propeller : en fr
  • CA291162A - Art of preparing fresh fruits for market : en fr
  • US1719938A - Commode : en
  • US1719968A - Mount for radiotubes : en
  • US1720237A - Industrial truck : en
  • US1719858A - Brake : en
  • DE478861C - Printing machine with a vertical printing forme that works together with a printing cylinder : de en
  • DE479169C - Climbing switch adjustable to different track distances : de en
  • FR660242A - Improvements to gas stoves for petroleum, gasoline or other similar fuels : en fr
  • GB315070A - Improvements in or relating to jewelry : en
  • US1720247A - Mixing device : en
  • US1720537A - Clothes-drying machine : en
  • USD78939S - Design fob a shoe buckle : en
  • FR660374A - Direct manufacturing process of sodium fluoride from natural fluorspar : en fr
  • GB315451A - Process for the manufacture of dis- and poly-azo dyestuffs : en
  • FR660292A - Quick bandage for first aid to be given in case of broken arms and legs : en fr
  • FR660139A - Polycylindrical motor without connecting rods : en fr
  • US1719838A - Marking device : en
  • US1719960A - Filling valve for gasoline and like containers : en
  • GB289384A - Improvements in furnace grates : en
  • FR660596A - Improvements to devices used to establish synchronism between the movement of a cinematographic film and devices used to record and reproduce sound, musical instruments, etc. : en fr
  • FR660314A - Method of fixing the engine block on an aircraft allowing its separation from the aircraft during flight : en fr
  • FR660321A - Process for compacting the texture of parts formed by the agglomeration of metallic elements : en fr
  • FR660301A - Desargileur device : en fr
  • DE478887C - Drive for centrifugal casting molds, which can expand freely in the longitudinal and transverse directions, using a drive ring encompassing the mold : de en
  • US1720223A - Liquid composition for and method of treating leather : en
  • GB308676A - : en
  • US1720290A - Method of operating molten-slag gas producers : en
  • US1720571A - Apparatus for exercising the fingers : en
  • FR660528A - Multi-cell roots compressor for high pressures : en fr
  • GB315244A - Improvements in or relating to electric transmitters suitable for use in telegraphy : en
  • GB315177A - Improvements in or relating to vacuum sweeping machines : en
  • FR660120A - Sink bumper : en fr
  • GB285903A - Improvements in internal-combustion hammers or like percussive tools : en
  • DE478996C - Steam boiler system with fluctuation compensation through a feed water storage tank : de en
  • DE479157C - Process for briquetting porous materials such as sawdust, wood chips, charcoal, bituminous coal and the like. Like., by means of a gelatinizing binder : de en
  • DE479165C - Self-inking stamping device : de en
  • US1719881A - Clutch : en
  • DE479045C - Accelerometer : de en
  • DK40431C - Method and Apparatus for Treatment and Drying of Newly Harvested Crop. : da en
  • FR660344A - Regulator for automatic adjustment of the piston stroke and the position of the brake cylinder balances for all vehicles and in particular those for railway equipment : en fr
  • GB302910A - Improvements relating to drive chains : en
  • GB315079A - Improvements relating to the illumination of light-sensitive cells : en
  • CA291159A - Air compressor : en fr
  • GB294538A - : en
  • AT113745B - Grate plate for petroleum stoves. : de en
  • US1720360A - Mixing apparatus : en
  • US1720392A - Nonremovable cap for containers : en
  • US1720373A - Wall insert electric heater : en
  • AT113747B - Liquid fuel stoves. : de en
  • DE479152C - Stuffing box : de en
  • FR660186A - Rosary Stations of the Cross : en fr
  • FR660490A - Arrangement of rudders with sharp lines in water : en fr
  • FR660514A - Cinematographic device for both shooting and projectio : en fr
  • US1719893A - Loop for radioreoeption : en
  • US1719939A - Apparatus for producing motion-picture effects : en
  • US1720404A - Gear-grinding machine : en
  • US1720430A - Process of manufacturing curved electrotype plates : en
  • DE479201C - Friction screw press : de en
  • FR660295A - Advanced automotive clutch : en fr
  • FR660640A - Delay coils for compound electrical systems, such as combined telephone and telegraph systems : en fr
  • US1720142A - Handwheel for brakes : en
  • US1720020A - Spring-door locker : en
  • US1719846A - Chimney cap : en
  • US1720084A - Apparatus for purifying lubricating oil : en
  • US1720234A - Brake gear mounting : en
  • CA291147A - Production of cyclopentenyl substituted aliphatic acids : en fr
  • US1719899A - Hair-curling machine : en
  • US1720154A - Loop-antenna mounting : en
  • US1720483A - Bearer bar for furnace grates : en
  • US1719913A - Grape-stemming device : en
  • US1720318A - Implement for locking printing strips : en
  • DK40414C - Device for Milk Drainers. : da en
  • US1720191A - Muffled bearing : en
  • US1720331A - Typographic casting machine : en
  • GB315289A - A machine for printing addresses or other matter on forms or the like : en
  • DE479175C - Electrical expansion cable : de en
  • DE478986C - Production of hydrogen sulfide or sulfides from sulfur : de en
  • FR660469A - Method and apparatus for determining the exact twist to be imparted to the strands of fibrous material : en fr
  • GB288555A - Process for the manufacture of basic phenol alkyl ethers : en
  • DE479099C - Control for manhole cover lifting and lowering devices : de en
  • GB315290A - Improvements in or relating to flare supporting brackets for aircraft : en
  • US1719926A - Stencil sheet : en
  • US1720035A - Ophthalmologic instrument : en
  • US1720216A - Tarnish-resisting silver plate and process for producing same : en
  • US1720421A - of cleveland : en
  • FR660519A - Dual tariff timer for electricity meter : en fr
  • DK40421C - Method for Manufacturing a Magnetic, Nickel and Iron Containing Material for Increasing the Signal Conduction of a Signal Conductor. : da en
  • FR660397A - Polychrome lighting device more particularly applicable to shop windows : en fr
  • DE476374C - Device for depositing, stacking and counting blanks cut from an endless web : de en
  • DE479027C - Process for the preparation of brown Kuepen colors : de en
  • GB315043A - Improvements in or relating to feed machanism for keyboard-operated embossing or like machines : en
  • GB315170A - Water works pillar taps : en
  • GB315025A - A new or improved pyrotechnic device : en
  • US1720049A - Paraffin scraper : en
  • US1720587A - Denture-attaching device : en
  • USRE17367E - Building-pile form : en
  • USD78920S - Design fob a game board : en
  • FR660222A - Improvements in vacuum cleaners for flue gas pipes and others : en fr
  • GB295272A - Process and apparatus for the purification of gases in continuous working of plants for the manufacture of light hydrocarbons : en
  • US1720218A - Towel cabinet : en
  • US1720220A - Method and means of treating hair : en
  • DE478953C - Induction counter used as a timer : de en
  • US1720364A - Explosionproof mining apparatus : en
  • GB315246A - Improvements in electric furnaces : en
  • DE479298C - Firebox wall with a cavity located between the casing wall and the pipe wall covering it : de en
  • DK40446C - Apparatus for engraving pressure rollers. : da en
  • FR660435A - Device to achieve a ribbed and durable wave : en fr
  • GB292167A - : en
  • GB315128A - Improvements in or relating to the production of lead oxide : en