• US1797742A - Game : en
  • USD83730S - Design eor a token : en
  • CA309758A - Machine for digging up ground : en fr
  • US1797853A - Power actuator : en
  • AT121876B - Hydroelectric storage power plant. : de en
  • AT122096B - Handbag with zipper. : de en
  • AU3008930A - Improvements relating to boiler feed water supply systems : en
  • FR701996A - Motor boat track for attractions : en fr
  • US1797611A - Saw : en
  • AT121984B - Process for the production of a weatherproof and acid-proof paint. : de en
  • US1797487A - Assighob : en
  • US1798116A - Syringe : en
  • US1797939A - Cylinder head for internal-combustion engines : en
  • AT121893B - Device for increasing the short-circuit strength of measuring devices, preferably dynamometric recording devices. : de en
  • CA309589A - Paper making machine : en fr
  • US1797493A - Compressor : en
  • US1797824A - Rotary soil cutter or cultivator : en
  • US1797779A - Disintegrating machine : en
  • US1798084A - Wedge device suitable for use with ship's hatch covers and for other purposes : en
  • US1797423A - Hose coupling : en
  • US1797845A - Window construction : en
  • DE521545C - Knocking hammer for cleaning pipes encrusted on the outside : de en
  • DE521630C - Dust ring for the axle bearings of rail vehicles : de en
  • US1797275A - Electrical relay : en
  • AT121904B - Process for attaching an internal thread to pressed bodies made of insulating material. : de en
  • DE520494C - Guide device for tin mantles to be soldered, especially those for tin cans : de en
  • DE521498C - Control of valves to be moved rhythmically, in particular the nozzle valves of deflagration chambers, preferably for internal combustion turbines, by means of a tensioned means : de en
  • US1797425A - Fountain pen : en
  • US1797837A - Portable cylinder grinder : en
  • US1797894A - Condensing and water-collecting device : en
  • AT122083B - Sailing sleigh. : de en
  • DE521526C - Switching device, in particular for high-speed switches or similar devices, in which when a circuit is switched off by closing auxiliary contacts that are activated in this process, another circuit is switched off : de en
  • DE521622C - Process for the manufacture of new nitrogenous products : de en
  • GB319588A - Improvements in process of polymerizing vinyl derivatives : en
  • AT122032B - Dough dividing machine. : de en
  • US1797223A - Rubber bearing or journal for shafts : en
  • DE521811C - Method for switching electrical spot welding machines, in which a motor fed by the welding current via a current transformer drives a rotating switch drum : de en
  • DE521639C - Link chain for hanging, preferably electric, room lights consisting of several individual lamps : de en
  • GB345366A - Apparatus for lapping rollers : en
  • AT121979B - Process for converting high molecular weight animal proteins into spinnable solutions. : de en
  • US1797388A - Variable-load brake : en
  • AU2570230B - Improvements in and connected with stuffed quilts : en
  • DE521375C - Terminal system for electrical lines without a common supporting base : de en
  • GB345627A - Improvements in or relating to apparatus for verifying perforated record cards : en
  • AT121907B - Control converter. : de en
  • AT121918B - Electric fast regulator with feedback. : de en
  • CA309664A - Process and apparatus for obtaining gaseous mixtures of carbon monoxide and hydrogen : en fr
  • AT122000B - Process for the production of differently colored marbled or charged sponge rubber. : de en
  • AT121927B - High voltage transformer, especially voltage transducer. : de en
  • US1797731A - Spark plug : en
  • CA309649A - Syringe applicator : en fr
  • CA309636A - Water motor : en fr
  • US1797447A - Loose-leaf binder : en
  • AT121872B - Pipe connection. : de en
  • FR702032A - Method and devices for ironing the blades of safety razors : en fr
  • GB345368A - Improved manufacture of organic acids : en
  • GB345515A - Improvements in and relating to tent-frames : en
  • GB345640A - Improvements in or relating to domestic hot water systems : en
  • US1797606A - Method of preserving fowl : en
  • US1797888A - Mechanical pencil : en
  • FR701780A - Improvements to automatic railway couplings : en fr
  • US1797644A - Mine car : en
  • USD83716S - Rita berman : en
  • DE521527C - Arrangement for maximum pointer : de en
  • FR701820A - Sponge machine with centrifugal spin, for washing tiles, paving, parquet, etc. : en fr
  • DE521620C - Process for the preparation of menthol, its isomers and the corresponding ketones : de en
  • US1797306A - Massaging and vibrating machine : en
  • AT122062B - Connection of the caterpillar frame with the chassis of caterpillar vehicles. : de en
  • CA309660A - Fluid motor : en fr
  • US1798129A - Coke oven : en
  • US1797860A - Tire spreader : en
  • DE521770C - Horn operated by means of a Bowden cable : de en
  • FR702091A - Machine for the production of sheets for cardboard boxes : en fr
  • GB345396A - Improvements in the manufacture and production of crepe yarn : en
  • GB345527A - Improvements in the manufacture of fabrics on circular knitting machines : en
  • DE521640C - Carrying device for electric lamps : de en
  • FR701828A - Electric lamp mounting trim or socket : en fr
  • AT122100B - Encapsulated internal combustion engine for hand chainsaws. : de en
  • AT121965B - Process for the production of metallized fabrics. : de en
  • US1797525A - Dowel holder : en
  • US1798099A - Recovery of hydrochloric acid : en
  • US1797652A - Loom attachment : en
  • IE12034L - Manufacture of rubber articles : en
  • US1797988A - Radio receiving system : en
  • AT121882B - Lockable tap for fuel lines, in particular for fuel lines for vehicle engines. : de en
  • DE521846C - Method for generating high-frequency currents by self-excitation : de en
  • AT121867B - Capsule blower. : de en
  • AT121959B - Power hammer. : de en
  • DE521743C - Boot jack can be screwed to chair feet : de en
  • FR701928A - Funnel for artificial silk spinning : en fr
  • DE521462C - Intermittent absorption refrigeration machine : de en
  • DE521722C - Process for the preparation of glyoxal : de en
  • DE521764C - Stand : de en
  • GB345400A - Improvements in or relating to vehicle wheels : en
  • GB345964A - Improvements in or relating to synchronising devices for electric motors associated with television, telephotography, mechanical control from a distance, and like systems : en
  • US1797927A - Air heater : en
  • US1797566A - Baked-core tap-hole plug : en
  • DE521157C - Drawer lock for cash registers and similar machines : de en
  • DE521700C - Arrangement for sealing busbars at their execution point from the busbar box to be potted : de en
  • DE521730C - Rotary piston engine : de en
  • DE521982C - Holding device for breakers, hammer drills u. like : de en
  • US1797956A - Display stand : en
  • FR701973A - grape marc elevator crumbler : en fr
  • GB345382A - An improved process for the manufacture of inextensible leather suitable for making transmission belts or belting and other similar uses, and apparatus therefor : en
  • DE521775C - Cart for flow work : de en
  • DE521818C - Locking device for lubrication vessels : de en
  • FR701867A - Closure for bottles and containers : en fr
  • GB345425A - Improvements in apparatus for hydraulic massage : en
  • DK43888C - Device by Core Kneaders. : da en
  • FR702076A - Improvements to high frequency amplifiers : en fr
  • DE521825C - Switching device for gear change transmissions, especially of motor vehicles : de en
  • FR701773A - Advanced spark plug : en fr
  • GB345523A - Improvements in or relating to brush-holders for dynamoelectric machines : en
  • FR701837A - Form cylinder for printing machine : en fr
  • FR702085A - Engines comprising one or more two-stroke combustion cylinders with partial expansion and fitted with an auxiliary device intended for the use of gases already partially expanded : en fr
  • AT122064B - Interlayer that prevents rubber sheets from sticking together during punching. : de en
  • DE521917C - Cross piece for the supply of water basins : de en
  • US1797750A - Mount for negatives : en
  • CA309629A - Clutch and brake : en fr
  • FR701813A - Electric test device : en fr
  • GB345398A - Improvements in or relating to knitting machines and to fabrics knitted thereby : en
  • GB345543A - Apparatus for the production of ultra-short electric waves : en
  • DE521502C - Fourdrinier paper machine with an endless screen guided over a suction cylinder : de en
  • GB345375A - Improvements in the manufacture of photoelectric cathodes : en
  • GB345453A - Improvements in and relating to impregnated fibrous materials or bodies : en
  • AT122063B - Rotary handle for motorcycles. : de en
  • DE521613C - Process for the production of colorings or prints on fiber material consisting entirely or partially of cellulose acetate or on films made of cellulose acetate : de en
  • DE521869C - Process for the production of iron-free alkali carbonates by evaporating their bicarbonate-containing solutions in iron vessels : de en
  • USD83729S - Design for a drinking fountain head or similar article : en
  • US1797515A - Clutch : en
  • US1797621A - Insulated rail joint : en
  • FR701905A - Force-operated headlights for motor vehicles : en fr
  • FI13411A - Snösidoplog för motordrivna vagnar : en fi
  • FR701998A - Rotary cylinder pump : en fr
  • GB345461A - : en
  • GB345424A - Improvements relating to electron discharge tubes or thermionic valves : en
  • DK43881C - Automatic acting Match case. : da en
  • US1797435A - Knitting machine : en
  • US1797946A - Toothbrush : en
  • DE521472C - Circuit arrangement for self-connection telephone systems : de en
  • US1797382A - Revoluble pipe joint : en
  • US1797754A - Method of and apparatus for finishing cloth : en
  • DE520741C - Process for the production of rayon mixed threads : de en
  • DE521627C - Postcard holders and line height indicators for typewriters : de en
  • AT121993B - Tanning process for the production of chrome leather. : de en
  • DE521666C - Draen line : de en
  • US1797415A - Eye mounting for dolls : en
  • US1798079A - Flash light : en
  • FR702051A - advanced shower sponge : en fr
  • FR701760A - Metal parts of any cross-section, especially other than circular cross-section, to be heated or cooled and to be operated under pressure : en fr
  • FR702056A - Improvements to devices used for dismantling machine components such as flywheels, drums, pinions, bearings : en fr
  • DK43869C - Mounting machine for controlling the reception of radio telephony, etc. : da en
  • FR701802A - Device for improving the power factor in electrical installations : en fr
  • DE521525C - Electric oil switch with extinguishing chamber : de en
  • DE521568C - Sheet metal chimney : de en
  • US1797534A - Display apparatus : en
  • US1797552A - Art plaque and method of making same : en
  • GB345315A - Spark device for internal combustion engines : en
  • DE521557C - Incandescent lamp socket with a two-part housing made of insulating material : de en
  • FI13479A - Anordning vid slagverktyg : en fi
  • GB345363A - Improvements in the manufacture of compositions for colouring or flavouring foodstuffs : en
  • FR701868A - Products for sizing silk with cellulose acetate : en fr
  • DE521816C - Elastic coupling : de en
  • DK43864C - Coating or Soldering Metal. : da en
  • FR702012A - Improvements to textile treatment preparations : en fr
  • GB345454A - Improvements relating to electric switches or circuit breakers : en
  • GB345946A - Improvements in two stroke cycle internal combustion engines : en
  • US1797912A - Alternating-current clock : en
  • US1797769A - Apparatus for heat treating foods : en
  • US1798088A - Open glass box-shaped building element : en
  • GB345410A - Improvements relating to the display of handkerchiefs for sale : en
  • GB346013A - : en
  • FR701877A - Clasp, in particular for secret compartments in safes, wall boxes and the like : en fr
  • FR862988A - : fr
  • FR701888A - Device to scare away wild animals and birds : en fr
  • FR701950A - Hot water heater : en fr
  • FR701856A - Tool and method acting as a thermo-cautery and an electro-cautery : en fr
  • FR701951A - Antenna improvements for all applications : en fr
  • DE521435C - Arch support with longitudinal and transverse curvature : de en
  • DE521474C - Protection device for current transformer : de en
  • AU2591630A - Method of processing material and apparatus therefor : en
  • GB345402A - Improvements in and relating to means for suppressing the earthing current in electric distribution systems : en
  • USRE18012E - o connor : en
  • US1797409A - Air strainer : en
  • DE521614C - Type cleaning brush : de en
  • FR863013A - Tempering of hollow glass objects : en fr
  • GB345380A - Improvements in or relating to spring gibs : en
  • GB346272A - Improvements in and relating to method of and means for adjusting a contactor according to the indications of a sensitive indicator : en
  • DE521960C - Press mold for lining chocolate bodies etc. with metal foil : de en
  • DK43889C - Container for Liquids. : da en
  • FI13448A - Anordning för avkylning av vätskor : en fi
  • GB345492A - Improvements in or relating to plug and socket devices for connecting mains-operated wireless sets and the like to mains : en
  • DE521872C - Hydraulic valve control : de en
  • DE521989C - Method of adjusting telephone diaphragms after assembly with the magnet : de en
  • FR701882A - Process for improving springs by cold treatment : en fr
  • DE521304C - Scraper for glue pot brush : de en
  • DE521610C - Arrangement of the support rolls in reversing mills with four or six rolls : de en
  • DE521677C - Pipe holder : de en
  • DE521717C - Process for dyeing fur, hair or feathers : de en
  • US1797277A - Lubricating apparatus : en
  • US1798019A - Extension grate : en
  • US1797993A - Folding umbrella : en
  • US1797470A - Vehicle tow device : en
  • GB345622A - Improvements in or for telephone and like systems : en
  • GB345623A - Improvements in and relating to the manufacture of dyestuffs : en
  • USD83749S - Design for an axtdiphone : en
  • DE521532C - Insect catcher for electrically operated vacuum cleaners : de en
  • FI13416A - Signal lantern, specially designed for railways : en fi
  • GB345393A - Improvements in or relating to plate shaped metal oxide rectifiers : en
  • GB345487A - Improvements in or relating to screens for use in the reproduction of sound simultaneously with the projection of motion pictures : en
  • DE521708C - Thread cutting head with radially movable cutting jaws : de en
  • DE521891C - Adjustable resistance heating for electric heat treatment ovens : de en
  • DE521689C - Beer glass base with counter : de en
  • GB346463A - Improved process for the production of cyanamides of alkaline earth metals : en
  • DE521538C - Device for internal drawing : de en
  • US1797681A - Collapsible chest : en
  • USD83755S - Blanket : en
  • US1797962A - Needle loom : en
  • DE521141C - Jacquard device for driving the needle bars of warp knitting machines : de en
  • DE521713C - Device for dewatering slurries on a shaking table that is moved to and fro : de en
  • CA309579A - Snow fence : en fr
  • AT122004B - Process for the preparation of menthol and thymol or their isomers. : de en
  • CA309695A - Process of making resin : en fr
  • US1797545A - Vehicle wheel : en
  • US1798119A - Wallet : en
  • USD83715S - Vania : en
  • US1797834A - Castellating machine : en
  • DE521559C - Resilient seal for lights : de en
  • DE521483C - Method for nailing boards flush on a base : de en
  • GB345452A - A new or improved method or system for operating ships bulkhead doors : en
  • GB345592A - Improvements in or relating to driving devices operated by the weight and the muscular force of the human body : en
  • US1797579A - Motor vehicle : en
  • US1798017A - Method of and apparatus for shearing packs of hot-mill sheets or the like : en
  • US1798035A - Ornamental conduit for electric wires : en
  • DE521428C - Sewer flushers : de en
  • AU2971030A - Improvement in photographic color process : en
  • AU2990430A - An improved internal combustion engine : en
  • DE522647C - Gas generator for gasoline-air gas for feeding the burning or singeing devices used in textile machines : de en
  • DE521328C - Safety razor : de en
  • DE521602C - Process for the production of structures from viscose : de en
  • FI13464A - Restrictions on the application of the rules of the Treaty establishing the European Economic Area : en fi
  • FI13476A - Anordning vid askar ellikne för anbringande av strumphållare eller liknande : en fi
  • US1797247A - Method of equalizing the color effect of cotton yarn to that of cuprammonium silk : en
  • US1797730A - Socket attachment for tools : en
  • AU2942430A - Improvements in or relating tothe production of concentrated nitric acid : en
  • CA309605A - Latch for vehicles or house doors : en fr
  • CA309702A - Manufacture of fabric imprenated articles : en fr
  • AT121956B - Device for reading the common positions for the individual notes and the fingerings on the strings of the violin. : de en
  • US1797732A - Threading device for sewing needles : en
  • AU2984330A - Improvements in hydrants particularly of the ball type : en
  • AT121903B - Short-circuit anchor. : de en
  • CA309666A - Spoon-hook : en fr
  • DE521645C - Russblaeser : de en
  • DE521596C - Process for the production of forms for rubber letters or rubber symbols : de en
  • DE521560C - Incandescent lamp screw socket with insulated, loosely inserted threaded ring held by one side of the socket jacket : de en
  • AT122065B - Roof for car body u. like : de en
  • AU2576630B - Improved means for displaying designs of shoes andother articles of footwear : en
  • US1797484A - Concrete finishing float : en
  • US1797710A - Fender-well tire carrier : en
  • USD83751S - of rochester : en
  • US1797310A - Alfbed j : en
  • US1797683A - Luminous tube : en
  • USRE18010E - By the johnson : en
  • DE521886C - Method for laying a toroidal current transformer around a conductor, especially with inaccessible ends : de en
  • DE521830C - Roughening device for leather and other roughing machines : de en
  • US1797352A - Chain construction : en
  • US1797609A - Mechanical guitar player : en
  • US1797691A - Means for connecting tubular articles : en
  • GB345577A - Process of and apparatus for the use of heavy oil in the manufacture of carburetted water gas : en
  • US1797371A - Radio static elimination : en
  • DE521516C - Switch for firedamp warning lights : de en
  • DE521880C - Mechanical type lever drive for typewriters : de en
  • DE521993C - Foot starter : de en
  • US1797264A - Carbide agitator for acetylene generators : en
  • US1798034A - Fire-extinguishing apparatus : en
  • FI13418A - Electrolyte for batteries : en fi
  • GB345587A - Improvements in or relating to motor fuels : en
  • GB345536A - Improvements in and relating to rope gearing and the like : en
  • AU2665330A - Improvements in remote control for radio : en
  • DE521521C - Purge gas oven : de en
  • DE521959C - Electric timer : de en
  • DE521668C - Berry fruit pickers : de en
  • AU2970930A - An improved electric lighting device : en
  • US1797617A - Tool for use in connection with knitting machines : en
  • US1797502A - Aircraft : en
  • US1797728A - Manufacture of steel : en
  • USD83726S - Altna p : en
  • FR702073A - Manufacturing process for liquid hydrogen carbides : en fr
  • GB319667A - Improved method of and apparatus for coiling or winding wire in helicoidal form : en
  • FR701879A - Advanced winch : en fr
  • DE521399C - Multi-disc friction clutch : de en
  • DE521745C - Catalytic heating device for volatile fuels : de en
  • US1798018A - Windshield wiper : en
  • DE521130C - Brake assembly for electrically powered vehicles : de en
  • DE521920C - Mixture-compressing four-stroke internal combustion engine : de en
  • DE521590C - Automatic security lock for vehicle doors : de en
  • DE521682C - Centrifugal dust separator : de en
  • DE522015C - Resettable woodwind instrument : de en
  • DK43866C - Self-cleaning threshing machine for threshing either grain or seeds. : da en
  • GB345486A - Improvements relating to fire extinguishing apparatus : en
  • DE521974C - Control rods for aircraft made of tensile and pressure-resistant rods : de en
  • FR701871A - Balance : en fr
  • GB345350A - Improvements relating to gas meters : en
  • US1798014A - Inkwell : en
  • GB345355A - Improvements in or relating to direction indicators for motor vehicles : en
  • US1798087A - Automatically-tiltable windshield : en
  • US1797899A - Insulator post : en
  • GB345432A - An improved woven cloth or fabric : en
  • US1797324A - Air-pressure gauge : en
  • US1797716A - Clip : en
  • DE521776C - Bunker with closed emptying slot and parallel to this movable emptying trolley : de en
  • DE522022C - Process for dewatering raw cement sludge, the material being dewatered in a rotating centrifugal housing arranged horizontally : de en
  • DK43870C - Induction motor with U-shaped short-circuit rods. : da en
  • GB345389A - Front wheel mounting for motor driven vehicles : en
  • US1797507A - Process of cleaning vegetable fiber and the like : en
  • US1798057A - Alternating-current transformer : en
  • AT121861B - Pleating device. : de en
  • AU2943230A - Improvement in spike pullers : en
  • AU2603430A - Improvements in or relating to telephone systems : en
  • US1798062A - Dirigible headlight : en
  • US1797581A - Electrical contact : en
  • DE487299C - Process for binding sulfuric acid salts in clays : de en
  • FR702034A - Device for squaring pistons and small end pin bearings on connecting rods of internal combustion engines : en fr
  • US1798112A - Slicing machine : en
  • DE521436C - Sewing machine with conveyor rollers that mesh with one another by means of teeth to keep the workpiece taut : de en
  • FR701775A - Perfected cremone bolt : en fr
  • FR702098A - System to control the direction of flight of mobiles : en fr
  • USD83775S - Design for an ash tray or similar article : en
  • FR702000A - Improvements to shoes : en fr
  • GB345629A - Improvements in installations for carrying out strongly endothermic reactions : en
  • FI13407A - Vertical grid with or without air conditioning in the upper chamber : en fi
  • US1797752A - Bearing : en
  • FR701986A - Operating method of internal combustion engines : en fr
  • FR863121A - Improvements to multi-spindle winders : en fr
  • GB345399A - Improvements in driving motions for dobbies of looms for weaving : en
  • US1798041A - Ventilator : en
  • DE522004C - Rotary furnace with electric heating : de en
  • FI13472A - Hydraulic cement and a setting for framing : en fi
  • GB345420A - Lubrication of internal-combustion engines : en
  • FI13460A - Anordning for electric drift from valsar and dlik : en fi
  • GB345376A - Improvements in and connected with water taps and cocks : en
  • US1797678A - Production of chemical pulp : en
  • US1797688A - Cooling-water regulator : en
  • GB345596A - : en
  • GB345961A - Improvements in apparatus for receiving bank notes and for the discharge thereof : en
  • GB346019A - Improvements in or relating to the recording or reproducing of sound : en
  • US1797378A - Television system : en
  • US1797509A - Electric blasting cap and ignition material for the same : en
  • US1797503A - Incubator mechanism : en
  • US1797777A - Bathtub : en
  • US1797976A - Fault-responsive apparatus : en
  • GB345351A - Process for obtaining metals from sulphide ores : en
  • GB345406A - Improvements in the treatment of wool, fur, and other animal fibres, or textile fabrics containing them : en
  • GB345930A - Improvements in the manufacture and production of azo dyestuffs : en
  • FR701795A - Transformer fitted with a protection device arranged between the primary winding and the secondary winding : en fr
  • US1798031A - Apparatus for reclaiming waste lubricating oils : en
  • US1797820A - Clutch : en
  • US1798113A - Slicing machine : en
  • DE521437C - Process for the production of continuous color screen films : de en
  • FR702058A - Limousine body with movable roof for automobiles : en fr
  • US1797821A - Mechanism for spinning yarn on wire : en
  • GB345535A - Improvements in or relating to sack filling and weighing machines : en
  • AT121870B - High pressure grease gun. : de en
  • FI13474A - Förfaringssätt för framställning av vit cement ur färgade, exempelvis järnhaltiga råämnen : en fi
  • FI13427A - Foldable pocket clothes hanger : en fi
  • GB345935A - Process for producing resinous products : en
  • US1797866A - Amalgam carrier : en
  • USD83773S - Design for an ash tray or similar article : en
  • DE521554C - Circuit breaker : de en
  • CA309572A - Plumb level : en fr
  • CA309733A - Polymerization of hydrocarbon gases : en fr
  • CA309748A - Combined heating and cooling apparatus : en fr
  • DE521990C - Arrangement for converting electrical vibrations into mechanical ones : de en
  • AU3037730A - Combined housing and screen for electrical apparatus : en
  • FR701956A - Support for centering spools used to wind and unwind threads used in the textile industry : en fr
  • US1798066A - Method of and means for receiving, recording, and reproducing broadcast signals : en
  • FR701763A - Wicker debarking machine : en fr
  • US1797517A - Dam construction : en
  • US1797763A - Machine for the mechanical extraction of bast from stalks of plants, such as ramie, jute, and mallows : en
  • FR701887A - Method of making a stocking with a border : en fr
  • DE521599C - Device for preventing stuttering : de en
  • FR701781A - Improvements to shoe finishing machines : en fr
  • US1797989A - Metal vehicle body : en
  • US1797286A - glagolin : en
  • US1798049A - Lamp mounting for instrument boards : en
  • FR701835A - Starter for internal combustion engines : en fr
  • DE521515C - Machine for the production of shoelaces from an endless strand : de en
  • DE522007C - Adjustable shuttering bolt : de en
  • GB345386A - Improvements in and relating to floor coverings and the like : en
  • US1797543A - Stirrup and socket structure for trestles : en
  • DE521539C - Process for the treatment of running webs of fabric or the like with gases and vapors guided across them : de en
  • DE521819C - Shuttle valve : de en
  • US1797775A - Multiple-wound-roll stationery and method of using same : en
  • GB345365A - Pressure relieving closure : en
  • GB345485A - Improvements in or relating to winding, stranding, coiling, lapping or the like machines : en
  • US1797282A - Latch handle : en
  • US1797680A - Apparatus for distribution of volatile materials : en
  • DE521241C - Handling device for boxes : de en
  • CA309743A - Heat exchange apparatus : en fr
  • US1797631A - Railway crosstie : en
  • US1797874A - Truck platform : en
  • US1797879A - Process of treating sewage : en
  • DE521923C - Two-stroke internal combustion engine : de en
  • GB345505A - Cellulose acetate compositions containing mixed volatile solvents : en
  • GB345563A - Improvements in and relating to electric heaters : en
  • US1797984A - Sleeve-length-adjusting device : en
  • GB345501A - Improvements in gear changing devices : en
  • GB345545A - Improvements in grate bars for boiler and other furnaces : en
  • DE521805C - Arrangement for eliminating the chattering of currentless brushes in electrical machines, especially direct current reversing pole machines : de en
  • FR702007A - Measuring device for use by shoemakers : en fr
  • US1797240A - Method of manufacturing rubber articles : en
  • US1797340A - Plaiting device : en
  • US1797830A - Turntable : en
  • AT122085B - Chain rail assembly for road vehicles. : de en
  • FR701762A - Choreographic and musical exhibition device : en fr
  • DE521863C - Method for heating composite coke soils : de en
  • US1797308A - oe taunto : en
  • FR701999A - Improvements to switching devices : en fr
  • DE521771C - Spool changing device for wing spinning, wing twisting and similar textile machines : de en
  • GB345476A - Improved means for drying clothing and like articles after treatment to remove dirt or like spots : en
  • US1797499A - Electric hand lantern : en
  • FR701806A - Manufacturing process of cylinders or rollers for glassworks, ice cream parlors, calendars and other industrial uses : en fr
  • GB345528A - Improvements in and relating to sparking plugs : en
  • FR50762E - Improved method and apparatus for locating distant objects such as aircraft : en fr
  • FR701783A - Process applicable to the cooking of sulphite cellulose : en fr
  • FR701933A - Air washing device for tractor engines : en fr
  • US1797237A - Xx x x x x x-x : en
  • US1797883A - Baluster : en
  • USD83740S - Design fob a casing foe metebs : en
  • DE521580C - Method and device for monitoring moving railroad trains by photographing on film moving in the opposite direction : de en
  • DE521589C - DEVICE FOR FASTENING THE CYLINDER TO INSERT CYLINDER LOCKS : de en
  • DE521680C - Thread cutting device for rotating workpieces : de en
  • DK43872C - Circuit device for Vending machines. : da en
  • AT121886B - Method and device for calibrating and setting overcurrent releases in electrical circuit breakers. : de en
  • DE521514C - Machine to close the crack in the shoe sole : de en
  • DE521899C - Device for the production of galvanized wood : de en
  • FR701974A - Hairpiece fixing device : en fr
  • IE11878L - Lead-antimony alloys : en
  • AT122079B - Control valve for air brakes. : de en
  • FR701959A - Pointed shoe : en fr
  • DE521654C - Process for the production of radiators, the tube elements of which are cast with their ends in the collecting chambers : de en
  • FI13417A - Test drive for three-way cylinders to the contact wire with electric drive : en fi
  • FR701796A - Process for assembling flat or profile irons and other construction elements by welding : en fr
  • US1797271A - Gas scrubber : en
  • USD83765S - Design for an aeroplane-wing course light : en
  • USD83768S - Design for a vacuum cleaner handle : en
  • US1798068A - Sanitary fit-on kitchen-sink back and top cover : en
  • US1797347A - Airplane : en
  • US1797349A - Sound producer : en
  • USD83720S - Fred m : en
  • US1797528A - Sound amplifier : en
  • US1797613A - Device for practicing harmonica technique : en
  • AT121851B - Device for inserting cover and dunning papers into machines for the production of zigzag-shaped, nested, folded cigarette paper books. : de en
  • CA309608A - Pillow or cushion : en fr
  • GB345570A - Improvements in and relating to the construction of roads, road surfaces and the like : en
  • AT122025B - Acetylene generator. : de en
  • GB345423A - Improvements in electrical heating elements : en
  • US1798117A - Syringe : en
  • CA309655A - Low water alarm : en fr
  • US1798076A - Measuring device : en
  • GB345561A - Granulating hammer with working face piece detachably fixed in the hammer body : en
  • GB345405A - Manufacture of artificial silk of dull lustre from viscose : en
  • GB345645A - : en
  • DE521565C - Hemp vibrating machine : de en
  • AT121860B - Building block. : de en
  • GB345344A - Improvements in or relating to acoustic devices such as loud speakers for talking pictures and the like : en
  • FR701878A - Multi-conductor cable for high voltage currents, paper insulated, stretchable and flattenable : en fr
  • FR702087A - Guide for the application of therapeutic and hygienic procedures such as massage : en fr
  • GB345557A - Improvements in method of making sulphur trioxide : en
  • DE521480C - Device for the draft-free distribution or reduction of the flow energy of an air stream : de en
  • FR701977A - Improvements to propulsion and lift devices in resistant fluids : en fr
  • US1797261A - Dust collector : en
  • DE521547C - Building material for the manufacture of turbine blades and components that are subjected to similar mechanical and thermal stresses : de en
  • FI13436A - Dubbelfönster av smidesjärn : en fi
  • USD83778S - Design for an ash tray or similar article : en
  • CA309719A - Manufacture of acid liquors : en fr
  • CA309665A - Valve seat : en fr
  • DE521918C - Egg sorting machine with a turntable that moves in stages and carries the eggs : de en
  • GB345500A - An improved protective device for the coin-slot of coin-freed machines : en
  • AU2573530A - Improvements in grain pickup mechanism : en
  • AT121994B - Device for regulating the thread guide stroke on rayon spinning machines. : de en
  • AT121995B - Process for removing a lead layer covering metal bodies. : de en
  • AT122049B - Device for damping the impact of colliding bodies, in particular for vehicles. : de en
  • DE521765C - Process for the production of flexible, transparent films : de en
  • FI13453A - Löstagbart förbindelsestycke för metallrör med konisk tätningsring : en fi
  • AU3019930A - An improved electrical connecting device : en
  • US1797973A - Machine for applying characters to sheets : en
  • SE71469C1 - : en
  • AT122050B - Procedure for filling in floor shafts. : de en
  • CA309697A - Moulding apparatus : en fr
  • US1797462A - Tank for combined harvesters and thrashers : en
  • US1797616A - Shore : en
  • DE521690C - Device for automatic evacuation and sealing of cans : de en
  • DE521849C - Method for feeding amplifier tubes from high voltage networks : de en
  • US1798036A - Garden tool : en
  • US1797394A - Signal : en
  • US1798060A - Ignition coil for battery-ignition apparatus : en
  • DE521397C - Crankless internal combustion engine with separate working and compression cylinders in a tandem arrangement and with a swash plate, the axial displacement of which changes both the compression chamber and, at the same time, the amount of charge according to this adjustment : de en
  • DE521898C - Cover of the liquid level in containers by floating lids : de en
  • DK43878C - Piping system for supplying coolant to pistons in internal combustion engines. : da en
  • GB345438A - Improvements in fire extinguishing devices : en
  • DE521902C - Device for drying cellulose films : de en
  • CA309650A - Hypodermic syringe : en fr
  • GB345395A - Improvements in or relating to liquid fuel vaporizing elements for lamps and stoves : en
  • US1797251A - Combination fishing tackle and net : en
  • US1797305A - Method of treating petroleum oils : en
  • CA309718A - Internal combustion turbine : en fr
  • AT122002B - Process for the preparation of condensation products from m- or p-cresol and ketones. : de en
  • DE521482C - Covering the roof connections on gable walls : de en
  • CA309643A - Safety gate : en fr
  • AT122008B - Process for the preparation of monocyclic lactones. : de en
  • US1797749A - Water heater : en
  • DE521415C - Handcart : de en
  • CA309674A - Waste heat boiler : en fr
  • AU2831730A - Refrigerating machine of absorption type : en
  • US1797835A - Spring cover : en
  • AT121953B - Shaving device with a fixed, resilient blade and a trough arranged below the knife base. : de en
  • AU2730130A - Improvements in and relating tothe sizing 1 of paper and to compositions therefor : en
  • AT121857B - Procedure for reinforcing iron trusses. : de en
  • DE521975C - Tipping winch, especially for vehicles : de en
  • US1797496A - Furniture-top construction : en
  • US1797649A - Take-off and leering conveyer for sheet-glass-forming machines : en
  • DE521224C - Dish washing device with washing and rinsing water container and stationary dish rack : de en
  • US1797506A - Machine for the production of expanded metal : en
  • US1797244A - High-pressure piston or reciprocating compressor or the like : en
  • US1797322A - Changeable letter sign : en
  • US1797421A - Refrigerating apparatus : en
  • AT122034B - Casing for the outer grinding cone of a cone mill. : de en
  • DE521417C - Connection between roof, side wall and upper, L- or U-shaped Gerippelaengstraeger of a car body made of sheet metal, especially for motor vehicles : de en
  • DE521537C - Jacquard machine with rotating periodic prism switching and knife turning device : de en
  • DE521652C - Sealing lid for bandage sterilizers : de en
  • US1797228A - Heat insulation : en
  • US1797355A - Temporary filing means : en
  • US1797602A - Safety guard for centrifugal extractors : en
  • US1797789A - Manufacture of paper : en
  • US1797929A - Means for attaching shock absorbers : en
  • US1797669A - Steering and propelling device for helicopters : en
  • US1798024A - Bathing cap : en
  • GB345598A - Improved method of annealing and zinc coating ferrous wires, strip and other ferrous articles : en
  • AU2471930B - Improvements inthe packing mechanism of reapers and binders : en
  • US1798020A - Musical instrument : en
  • AU2570930A - Improved pipe coupling : en
  • USD83770S - Rert o : en
  • AU2952830A - Improvements in flushing valves for water closet cisterns : en
  • US1797256A - Thermal controlling system : en
  • US1797513A - Method of refining : en
  • US1797776A - Handle assembly : en
  • US1797891A - Combined receiver and microphone : en
  • DE521571C - Extendable part, especially for tripods : de en
  • FR701952A - Clamp clutch preventing any thrust on the drive shaft of looms and other machines : en fr
  • GB345940A - Improvements in or appertaining to food-baking ovens : en
  • DE521696C - Standing oven for drying or smoldering lump or dusty goods, especially coal : de en
  • FR702011A - Process for manufacturing objects or materials coated with an artificial resin on their surface : en fr
  • US1798090A - Sanitary wash-down closet disinfector : en
  • FR701869A - Method of pressure lubrication of moving parts and apparatus carrying out said method : en fr
  • GB345377A - Improvements in or relating to harvesting crops : en
  • GB345602A - Improvement in rotary screens : en
  • CA309591A - Wheel lock and easy starting device for vehicles : en fr
  • AT121895B - Set up on electrical cord plugs. : de en
  • DK43877C - Glow cathode. : da en
  • AT121909B - Automatic starting device for three-phase motors u. like : de en
  • DE521907C - Control cassette for restaurants and similar establishments : de en
  • CA309645A - Solar heating apparatus : en fr
  • CA309725A - Radiator : en fr
  • US1797847A - Table attachment for beds : en
  • DE521694C - Steam oven : de en
  • FR701881A - Pressure reducing valve with fixing of the levers to the valve box by means of elastic members : en fr
  • FR702014A - Anti-glare device for automobile headlights : en fr
  • GB345468A - An improved method of treating sacking and the like to prevent rotting of the same : en
  • AU2576630A - Improved means for displaying designs of shoes andother articles of footwear : en
  • AT122026B - Grinding device. : de en
  • GB345552A - Improvements relating to follow-up systems for gyro compasses and other sensitive instruments : en
  • FR701784A - Straw press : en fr
  • FR701991A - Device for the capture and destruction of flea beetles : en fr
  • DE520966C - Drawing table : de en
  • DE521785C - Compaction of sintered metal bodies : de en
  • DE521809C - Arrangement for measuring the current in branch lines of high-voltage systems using measuring transformers : de en
  • FR702038A - Improvements to structures for vehicles, airplanes and the like : en fr
  • FR863119A - TV synchronization and control system : en fr
  • USD83738S - lowenstein : en
  • DE514019C - Pantograph for electrically operated articulated trains, double railcars or the like. : de en
  • DE521626C - Automatic release device for sheet feeder : de en
  • FR702013A - Holder for hospital sheets or cards : en fr
  • GB345374A - Method of welding metal attaching or other devices to a metal strip and means therefor : en
  • US1797362A - Latch : en
  • US1797733A - Safety razor : en
  • GB345345A - Improvements in and relating to lifeboat davits : en
  • DE521890C - Electric resistance furnace : de en
  • FR701895A - Illuminated advertising : en fr
  • US1797508A - Sign : en
  • DE522012C - Device for mutual pressing in or pressing on the friction lining for plates of friction clutches u. like : de en
  • FI13425A - Window washer : en fi
  • GB344382A - An improvement in lamps for motor or other vehicles, and for other purposes : en
  • FI13401A - Fertilization rate for the production of molasses under pressure from ammonium phosphate fractions : en fi
  • FR701848A - Advanced connection device for electric wires : en fr
  • USRE18011E - Of jolist : en
  • FR702062A - Process for mounting pistons in cylinders of engines and tools according to this process : en fr
  • AT122092B - Finger rest for pens. : de en
  • US1797875A - Shock absorber : en
  • USD83764S - Design for a combined watchcase and bracelet : en
  • GB345471A - Automatic sound reproducing machines : en
  • GB345479A - Apparatus for use with packing machines for feeding and adjusting cigarettes : en
  • GB345508A - Lathe tail stock : en
  • FR702069A - Improvement in cooling of internal combustion engines : en fr
  • US1797246A - Radiator-box damper : en
  • US1797770A - Submarine mine layer : en
  • US1797433A - Nursing bottle and nipple : en
  • US1797922A - Water heater : en
  • DE521218C - Container for storing and removing surgical sewing threads : de en
  • FR701840A - Improvements made to instruments for observing and measuring the deformation of bodies, in particular that resulting from dynamic forces : en fr
  • GB345356A - Improvements in or relating to planks or boards : en
  • GB345415A - Improvements in balanced fluid tight valve devices controlled by a fluid under pressure : en
  • US1797576A - Power-transmitting mechanism : en
  • USD83758S - Ibving g : en
  • US1797443A - Monolithic underground insulation : en
  • DE521582C - Control device for direction indicators on motor vehicles : de en
  • DE521885C - Method for wireless communication using short waves : de en
  • US1798030A - Method for reducing nitroarylarsonic acids : en
  • FR701907A - Electrically heated hose : en fr
  • GB345502A - Machine for centrifugal casting of hollow bodies : en
  • US1797342A - Edging machine : en
  • US1797359A - Safety-carrier apparel : en
  • US1798005A - Wing spar : en
  • US1797290A - Paper-making machinery : en
  • DE521829C - Device for inserting and securing the shoe nests in the shoe : de en
  • DE521404C - Automatic indexing head with one or more indexing spindles, which are switched from the worktable by means of a fluid gear : de en
  • FR701954A - Device facilitating the training of aviator pilots : en fr
  • US1797325A - Garage : en
  • US1797818A - Candy-bar machine : en
  • DE521465C - Superstructure for railways and trams : de en
  • US1797318A - Apparatus for treating hair : en
  • US1797893A - Tripod : en
  • DE521857C - Stem stamp : de en
  • US1797296A - Cutter holder : en
  • US1798025A - Mechanism for attaching fringe to the edges of carpet : en
  • DE521904C - Tilt control for gas meter with two measuring rooms : de en
  • DE521953C - Lace holder : de en
  • FR701961A - Improvements to alloys for welding metals : en fr
  • GB345644A - : en
  • FI13478A - Anordning vid slagverktyg : en fi
  • US1797406A - Sheave crown block : en
  • US1797608A - Automatic stoker for kilns : en
  • US1797319A - Lifting attachment for harrows : en
  • US1797764A - Refrigeration : en
  • DE521353C - Device for measuring lengths of material : de en
  • GB345322A - Improvements in or relating to friction clutches : en
  • GB345475A - Improvements in or relating to bedsteads : en
  • FR701777A - Improvements to single or double plows : en fr
  • FI13420A - Fjärrkabelanordning : en fi
  • FR701968A - Improvements to products and processes for depilating and stripping animal skins intended for tannery or tanning, as well as the skins obtained : en fr
  • FI13442A - Liquid meter : en fi
  • FR701873A - Table with slot for typewriter : en fr
  • GB345463A - Improvements in or relating to card tables or the like : en
  • DE521359C - File box : de en
  • GB345394A - Improvements in brooders : en
  • USD83780S - Design for a book end or similar article : en
  • US1797336A - Window regulator : en
  • US1797288A - Road-finishing machine : en
  • US1797526A - Abrasive wheel : en
  • US1797549A - Vanity box : en
  • US1797498A - Traffic button : en
  • US1798026A - Agitating and conveying apparatus : en
  • DE521761C - Device for applying decorations to cakes, pies and. like : de en
  • DK43892C - Resilient Tool Holder. : da en
  • FR701920A - Box for cotton wool and gauze : en fr
  • GB345440A - Improvements in and relating to air filters for internal-combustion engines, applicable for other suitable purposes : en
  • GB345551A - An improved device for sharpening safety razor blades : en
  • IE11573L - Air washer for carburettors : en
  • DK43895C - Procedure for the separation of finely divided substances by wet slurrying. : da en
  • DE521577C - Device for recycling waste heat from internal combustion engines : de en
  • FR701989A - Flexible coupling fitting for supply lines to motors and other applications : en fr
  • DE521800C - Switch with a shift drum driven by a pulling element : de en
  • DE521584C - Assembled suction and non-return valve for explosion engines for inflating wheel tires : de en
  • DE521705C - Device for producing constrictions at the base of the spit of ampoule bodies : de en
  • DE521458C - Process for the preparation of condensation products from polyhydric phenols and aliphatic dicarboxylic acids : de en
  • FR701838A - Terminal fitting for electrical conductors and its manufacturing process : en fr
  • DE521598C - Process for the production of spinnable primary cellulose ester solutions : de en
  • US1797936A - Electric switching apparatus : en
  • US1798086A - Necktie : en
  • GB345370A - Improvements relating to fire grates : en
  • AT121921B - Protection device for electrical machines in the event of a shorted turn : de en
  • AT122007B - Thin-walled, inflatable and deflatable hollow rubber articles. : de en
  • AU2663430B - An improved roofing nail : en
  • AT121930B - Automatic balance with a display drum arranged below and to the side of the weighing pan. : de en
  • GB345931A - Improvements in thermionic valve signal receiving systems : en
  • DE521615C - Flushing device for quick filter : de en
  • DE521721C - Process for the preparation of alkyl cellulose esters : de en
  • DK43867C - Device for Stunning Slaughter Cattle. : da en
  • DE521840C - Process for rolling out plates and sheets : de en
  • DK43875C - Device for Supplying Fuel to Internal Combustion Engines. : da en
  • CA309626A - Key operated playing device for stringed musical instruments : en fr
  • US1797597A - Magnetic separating machine : en
  • US1797220A - Ice-card holder : en
  • US1797429A - Textile fabric : en
  • US1797548A - Articulated self-propelled railway vehicle : en
  • DE521951C - Locking cock : de en
  • US1797838A - Ignition device : en
  • DE521980C - Pull-out track for tunneling : de en
  • CA309596A - Syphon head : en fr
  • CA309682A - Totalizator : en fr
  • FR701929A - Improvements made to devices to provide a temporary connection between two parts, in particular to the cover clips : en fr
  • DE521376C - Push-button switch with rotatable switching drum : de en
  • US1798004A - Rail joint : en
  • US1797295A - Reenforced-concrete slab : en
  • US1797641A - Infolding machine : en
  • US1797762A - Sewing-machine attachment : en
  • FR701864A - Silencers for engines : en fr
  • GB345414A - Improvements relating to breakdown cranes : en
  • GB345491A - Wringing machine : en
  • DE521970C - Circuit arrangement in electrical welding systems : de en
  • FR701926A - Improvements in the construction of locomotive cylinders : en fr
  • GB345546A - Improvements in and relating to electric transformers, more particularly for toys : en
  • GB345932A - Improvements relating to the control of fuel injection in variable speed, airless injection diesel engines : en
  • US1797753A - Candy machine : en
  • USD83733S - Design for a wayside inn : en
  • DE521670C - Fresh air supply for carburetors of motor vehicle engines : de en
  • FR701803A - Improvements to pouring tubes : en fr
  • GB345519A - Improvements relating to transmission chains : en
  • DE521488C - Potato squeezer with squeezing rods that hit through a grate consisting of undivided grate rods and are attached to a rotating axis mounted above the grate : de en
  • US1797632A - Automatic pipe puller : en
  • DE521737C - Device for comparing the frequency and phase of two high-voltage networks to be connected in parallel : de en
  • US1797376A - Electrolytic apparatus : en
  • US1797520A - Electric liquid heater : en
  • US1798070A - Control for fire apparatus and the like : en
  • DE521834C - Compressed air rifle for children : de en
  • FI13424A - Handheld map case : en fi
  • DE521780C - Differential cam gear for washing machines : de en
  • DE521879C - Type typing machine with hammer : de en
  • DE521534C - Flexible ball or roller neck bearings for spinning, twisting and winding spindles supported in thrust bearings : de en
  • DE521868C - Dosing device for powdery material : de en
  • US1797986A - Tool holder : en
  • US1798015A - Windshield : en
  • USD83747S - Design fob a game table : en
  • DE521826C - Bogie frame for trailers of trucks : de en
  • DE521566C - Machine for spinning rayon with a frictional bobbin drive device : de en
  • FR701801A - Device for adjusting the grids of straighteners or steam valves : en fr
  • GB345450A - Rocking joint for axle or shaft ends : en
  • US1797574A - Mercury tube switch : en
  • US1797637A - Screw anchor : en
  • US1797977A - Windshield cleaner : en
  • USD83779S - Design for an ash tray or similar article : en
  • AT122024B - Process for stacking and shipping acetylene, in particular for the purposes of oxy-fuel metalworking. : de en
  • CA309587A - Churn : en fr
  • CA309662A - Blade-controlling device for road maintainers : en fr
  • DE521434C - Encapsulated high-voltage switchgear : de en
  • FI13422A - Fertilization conditions and anchorage for frosting in the pulp series before and after wetting : en fi
  • GB345599A - Improvements in air compressors : en
  • US1798039A - Safety lock for gas cocks : en
  • AT122041B - Throwing paper snake with filling made up of many parts. : de en
  • US1797489A - Adjustable mail box : en
  • AU2784130B - Improvements in knockdown sheetmetal safes for foodstuffs : en
  • GB345604A - Improvements in and relating to electric insulators : en
  • AT121983B - Method and device for drawing rayon threads. : de en
  • CA309623A - Well drilling outfit : en fr
  • AU2931330A - Improvements in or relating to means lor use in conjunction withthe printing mechanism of weighing apparatus for preventing a printing operation being effected except whenthe apparatus isin equilibrium : en
  • AU2567730B - Improved direction indicator for automobiles : en
  • DE521905C - Process for carrying out the butyrometric determination of fat in milk and dairy products : de en
  • US1797722A - Head bracket for motor-cycle frames : en
  • US1797842A - Flexible curve : en
  • US1797892A - Sectional radiator : en
  • AT121960B - Towel rail. : de en
  • CA309586A - Combined door knocker and switch : en fr
  • CA309625A - Music notation : en fr
  • AT121925B - Device for making branches of electrical lines. : de en
  • AT121945B - Device for summing measured quantities by means of variable electrical resistances corresponding to these quantities. : de en
  • US1797374A - Thermal insulation of electrolytic cells : en
  • US1797399A - Filter : en
  • US1797774A - Fishline reel : en
  • US1797713A - Aeroplane with detachable body : en
  • US1797746A - Multiple-channel multiphase antifade system : en
  • US1798122A - Draft-regulating apparatus : en
  • US1797629A - Stationary washtub : en
  • US1797718A - of croydon : en
  • US1797313A - Closure fastener : en
  • US1797765A - Trim clamp : en
  • US1797793A - Illuminated mail box : en
  • AT121864B - Arrangement on piston pins, especially for pistons of internal combustion engines. : de en
  • CA309756A - Process of treating cellulose esters : en fr
  • AT121897B - Glass rectification with protective grids installed in the discharge path. : de en
  • AT121986B - Process for the electrolytic production of metals. : de en
  • CA309653A - Fountain brush : en fr
  • AU2832630B - Improvements in collapsible perambulator carriages : en
  • AT121974B - Device for the continuous drying of strongly shrinking films, in particular for drying viscose films. : de en
  • CA309638A - Internal combustion engine : en fr
  • AU2971330A - Improvement in method and apparatus for sound reproduction : en
  • AU2969930B - Improvements insound reproducers ofthe loudspeaker type : en
  • AU2591630B - Method of processing material and apparatus therefor : en
  • DE521727C - Process for the production of neutral rosin esters : de en
  • DE521767C - Device for holding the trolley frame in an almost parallel position to the roadway : de en
  • US1797590A - Glass-tank furnace : en
  • US1797706A - Sheet-metal panel : en
  • CA309607A - Support : en fr
  • FR701776A - Memento for telephone and analog devices : en fr
  • GB345654A - Improvements in the distillation of coal tar : en
  • AU2764930B - Optical equipment for photopgraphic camers : en
  • US1797778A - Electrostatic device for sound reproduction : en
  • US1797857A - Grinding machine : en
  • CA309617A - Ciphering machine : en fr
  • CA309724A - Electric arc furnace : en fr
  • GB345538A - An improved chill mould for casting under pressure : en
  • DE521166C - Sewing machine for creating a pile on a fabric base : de en
  • GB345490A - Improvements in sheet registering devices for platen presses : en
  • GB345585A - Improvements in stropping apparatus for safety razor blades : en
  • AT122080B - Three-digit point setting lever with a lever that can be moved freely in the middle position of the setting lever. : de en
  • CA309690A - Thermionic amplifier : en fr
  • DE521799C - Suspension device for catenary wires for electric railways : de en
  • FR702084A - Billet feeding and heating device : en fr
  • GB345513A - Centrifugal apparatus for raising liquids : en
  • DE521701C - Electromagnetic switch for small electrical devices with switch contacts housed in a vacuum or in inert gas : de en
  • DK43896C - Capsule for automatic Control of the Valve for Condensation Water and Air Exhaust Pipes at Steam Heating Systems with Negative Pressure. : da en
  • GB345442A - Improvements in telescoping metal pit props : en
  • AT121980B - Process for the recovery of gaseous hydrochloric acid from aqueous acid. : de en
  • US1797351A - Apparatus for receiving submarine signals : en
  • US1797555A - Means for attaching shields to an electric-light fixture : en
  • US1797815A - Hanger : en
  • AT121869B - Gearbox for starter or the like. : de en
  • US1797544A - Optical apparatus : en
  • AT122045B - Propeller with resilient blades. : de en
  • CA309667A - Printing machine inking mechanism : en fr
  • AT122051B - Closed car body for motor vehicles. : de en
  • CA309759A - Machine for manufacturing match plates : en fr
  • DE521548C - Rammer powered by a deflagration engine : de en
  • US1798013A - Holder for the globes of street lamps : en
  • US1797338A - Eye mounting for dolls : en
  • US1797598A - Mechanism for rendering spotlights dirigible : en
  • USD83782S - Gaston wasselin : en
  • FR702092A - Improvements to automatic and semi-automatic telephone systems : en fr
  • DE521662C - Mobile wall saw : de en
  • US1797329A - Brake-operating mechanism : en
  • GB345458A - Improvements in typographical composing machines : en
  • GB345520A - Improvements in and relating to weighing apparatus : en
  • US1797267A - Method of and apparatus for optical rectification : en
  • GB345469A - Improvements in manifolding attachments for typewriters : en
  • IE11697L - Plastic moulding : en
  • FR701754A - Table billiards : en fr
  • CA309671A - Calender roll : en fr
  • DE521915C - Grain divider for mowing machines : de en
  • FR702083A - Improvements to pressurized fluid brake apparatus used for motor vehicles and other similar vehicles : en fr
  • US1797364A - Hanger : en
  • US1797950A - Scrap chopper : en
  • US1798001A - Hand hook for pull rods : en
  • USD83714S - Design for a spoon or similar article : en
  • CA309750A - Duplex communication system : en fr
  • FR701942A - Photographic reel to be loaded in broad daylight for amateur photography : en fr
  • GB345549A - Improvements in or relating to kinematograph projectors : en
  • DE521837C - Method of arranging tablets : de en
  • FR701987A - Synchronous transmission with constant speed and automatic adjustment : en fr
  • US1797272A - Dispensing-nozzle device : en
  • GB345609A - Improvements in or relating to circular knitting machines : en
  • FR701752A - New manufacturing process for oolled sole shoes : en fr
  • FR701925A - Protection mode for large electrical machines cooled by independent fans : en fr
  • GB345957A - Improvements in or relating to embossing machines : en
  • US1797358A - Lubricating system for motor vehicles : en
  • US1797734A - Apparatus for testing the tensile strength of flexible materials : en
  • US1797796A - Method of and apparatus for carbonizing coal by the low-temperature process : en
  • US1797992A - Apparatus for mechanically combining metallic and nonmetallic matter : en
  • AT121901B - Device for the selective protection of rectifiers working separately or in parallel on a direct current network. : de en
  • GB345537A - Improvements in side-delivery hay rakes and like machines : en
  • US1797932A - Bobbin for electrical weft detectors : en
  • DE521870C - Process for the preparation of tetrazoles : de en
  • FR702054A - Floating centrifugal pump : en fr
  • FR702100A - Mercury vapor rectifier : en fr
  • DE521641C - Electric reflector lamp, preferably containing a power source : de en
  • US1797624A - Electrical resistance welding machine : en
  • DE521965C - Process for the production of alkaline earth or alkali formates with simultaneous production of chromium oxide hydrate green : de en
  • DE521471C - Method for isolating the perforated plates of condenser sound devices : de en
  • FI13405A - Barrier plate with shield plate for fire for gas and wood : en fi
  • FR701841A - Accessory object for applying to shoes made of fabric, leather or the like, the powder used for their maintenance : en fr
  • GB345409A - Improvements relating to the casting of molten metals or alloys : en
  • US1797284A - High-frequency signaling : en
  • US1797218A - Railway-traffic-controlling apparatus : en
  • US1797227A - Gear-cutting apparatus : en
  • US1797511A - Screen frame : en
  • US1797341A - Method of and machine for producing gears : en
  • US1797698A - Table : en
  • US1797865A - Fireproof porous material and method of making same : en
  • US1797460A - Method of forming gears : en
  • GB345647A - : en
  • AU2942930B - Process of treating hydrocarbons : en
  • DE521510C - Door lock with rotating bolt : de en
  • DE521631C - Chain contact line for electric railways : de en
  • DE521699C - Circuit arrangement for interference-free reception in wireless communication : de en
  • FR863193A - Improvements to mirror manufacturing processes : en fr
  • FR701812A - Improvements in means of preventing attacks by electrolysis : en fr
  • FR701857A - Method of making fabric rolls to prevent scale deposits in boilers and soften the water fed to them : en fr
  • FR701831A - Meat grinder and vegetable and fruit slicer : en fr
  • DE521459C - Piston engine : de en
  • DE521969C - Reed frequency relay with at least one reed, monitored by a button or the like, for switching multiple tariff counters : de en
  • FR701923A - Further training in cranes, fir trees and similar devices : en fr
  • GB345583A - Improvements in and relating to mercury boilers : en
  • DE521609C - Machine for mixing air and combustible gas : de en
  • FI13443A - Apparatus for sedimentering av i en vätska uppslammade partiklar : en fi
  • DE521752C - Cigarette holder : de en
  • DE521541C - Countercurrent column : de en
  • DE521674C - Device for arranging the temperature-sensitive part of a remote thermometer in a side opening of the connecting hose between the engine and the radiator : de en
  • GB346018A - : en
  • FR701948A - Tilting propeller propulsion device applicable to boats, and in particular to barges : en fr
  • FR701768A - Connecting members for door handles and their manufacturing process : en fr
  • GB345495A - Improvements in and relating to electric cables : en
  • FR701785A - Installation for the production of domestic gas using vegetable waste : en fr
  • GB344955A - Improvements in and relating to jacking devices for vehicles : en
  • US1797798A - Gear-shift mechanism : en
  • AT122009B - Process for the production of porous masses using hydraulic binders as base material. : de en
  • FR701903A - Process for applying colored designs to leather, etc. : en fr
  • DE521605C - Pipeline with heat compensation : de en
  • FI13428A - Länsstolssäng : en fi
  • FR701794A - Process for the production of disazo dyes dyeing in an acid bath : en fr
  • DE521763C - Shop window or the like with a floor designed as a turntable : de en
  • FR701963A - Improvements to the valves of internal combustion or combustion engines : en fr
  • GB345509A - Improvements in or relating to the treatment of textile materials : en
  • DE521983C - Wire drawing iron holder : de en
  • DE521693C - Screwless sealing device, especially for pipe connections : de en
  • FI13469A - Gummiklack : en fi
  • DE506207C - Process for coloring rubber, synthetic rubber, gutta-percha and balata : de en
  • US1797293A - Air-control shutter : en
  • US1797445A - Drilling mechanism : en
  • US1798009A - Power-transmitting device : en
  • DE521998C - Device for monitoring electrical systems that contain a metal vapor or gas charge vessel for returns : de en
  • FI13439A - Extruded mixtures : en fi
  • FR701817A - Improvements made to switching devices to compensate for voltage variations : en fr
  • FR701891A - Process for the removal of nitrogen oxides from gas : en fr
  • GB345675A - Improvements in and connected with apparatus for amusement : en
  • FR701809A - Improvements to protection devices for high voltage line insulators : en fr
  • GB345590A - Foot bandages for removing bunions of the foot : en
  • DE521357C - Letter folder with swiveling, flat strings, one above the other when the mechanism is closed, secured against self-opening : de en
  • DE521861C - Paint container : de en
  • GB345413A - Improvements relating to control systems for elevator cars, lifts, hoists and like vehicles : en
  • US1797862A - Circuit breaker : en
  • CA309632A - Roof stage folding bracket : en fr
  • DE520893C - Device for earlier closing of the inlet valve when starting internal combustion engines : de en
  • DE521787C - Bay of pigs with a special piglet room : de en
  • FR701805A - Improvements to vehicle wheels and related components : en fr
  • DE521508C - Stepping mechanism for the change gears of motor vehicles, especially of motorcycles : de en
  • DE521611C - Device for drawing conical hollow bodies : de en
  • GB345608A - Improvements in torque transmitting apparatus hydraulically characterised : en
  • AU2571330A - Improvements inthe separation of solid substances : en
  • AU2663430A - An improved roofing nail : en
  • AT121976B - Process for the preparation of chlorinated lime. : de en
  • AT122037B - Toy in which a reel is rolled up and down on a cord attached to the same. : de en
  • CA309609A - Fluid driving device for actuating mechanisms : en fr
  • US1797654A - Automatic igniting device for flame-throwing apparatus : en
  • CA309640A - Fuel briquette : en fr
  • DE521616C - Sand pillar quick filter : de en
  • FI13452A - Roller or ball bearing for crankshafts with two-piece crank attachment ring : en fi
  • AT121957B - Caliper with automatic locking device of the slide. : de en
  • FR701955A - Process of tracing or reproducing a sketch, sketch or line drawing of any subject or object, flat or in relief : en fr
  • GB345650A - Improvements in the manufacture and production of halogenated 3.4.8.9-dibenzopyrene-5.10-quinones : en
  • US1797580A - Manufacture of rubber tubes : en
  • CA309628A - Internal combustion rotary engine : en fr
  • US1797471A - Toy vehicle : en
  • USRE18009E - Temporary binder : en
  • DE521741C - Chair with a springy backrest : de en
  • US1797314A - Railway-traffic-controlling apparatus : en
  • US1798028A - Broom holder : en
  • US1797756A - Heating boiler : en
  • US1797766A - Repair plug : en
  • CA309641A - Method and apparatus for lubricating sliding and rotating surfaces : en fr
  • AT121863B - Device for regulating the fuel supply to carburetors for internal combustion engines. : de en
  • US1797586A - Dual-control device : en
  • US1797494A - Slip-ring elevator : en
  • US1797783A - Gas-turbine plant : en
  • US1797279A - Measuring-gauge kit : en
  • US1798042A - Inking apparatus for printing machines : en
  • DE521561C - Theft protection for electric light bulbs : de en
  • AT121913B - Device for the protection of three-phase networks. : de en
  • US1798058A - Switch lock with toggle-lever driving mechanism for the switch rod : en
  • US1797317A - Binaural phase-discrimination radio system : en
  • AT122071B - Device for generating the brake system pressure for a brake system operated by a pressure medium. : de en
  • AU2572430A - Method for producing sulphuric acid and metals simultaneously bythe electrolysis of sulphuric acid and metallic sulphates : en
  • CA309687A - Motion picture sound apparatus : en fr
  • CA309580A - Axle bearing : en fr
  • US1797881A - Automobile headlight : en
  • AT121880B - Differential. : de en
  • CA309730A - Vacuum tube : en fr
  • CA309602A - Adjustable hat : en fr
  • DE521661C - Connecting hub for sectional radiator made of sheet metal : de en
  • AT122022B - Gas generator with top-down combustion. : de en
  • FI13481A - Anordning vid slagverktyg : en fi
  • GB345652A - Improvements in machines for mowing lawns, fields and the like : en
  • AU2604930A - Improvements in and relating to ice cream cbenets : en
  • CA309752A - Musical chart : en fr
  • AT121987B - Device for spinning rayon. : de en
  • US1797540A - Vehicle lamp : en
  • US1797829A - Seat or chair : en
  • USD83736S - Design for a ring : en
  • AT122048B - Paddle wheel with moving blades. : de en
  • US1797253A - Reciprocating motor : en
  • US1797327A - Apparatus for controlling railway switches : en
  • US1797668A - Bottom for football shoes : en
  • US1797985A - Electrical system : en
  • USD83732S - Design for a lady s woven hat : en
  • AU2959930A - System of radio telephony and telegraphy : en
  • AU2920530A - Improvements in electric plug switches : en
  • DE521878C - Type lever for typewriters : de en
  • FR701985A - Device allowing the use of sound films on conventional projection devices : en fr
  • AT121883B - Coil spring for ball valves. : de en
  • US1797254A - Process of plating : en
  • US1797348A - Apparatus for and method of handling skelp : en
  • US1797380A - Packaging for sheet material : en
  • US1798048A - Tone-amplifying device for stringed musical instruments : en
  • AT122013B - Process for converting resites into novolaks. : de en
  • US1798047A - Clutch : en
  • US1797827A - Geometrical instrument : en
  • GB345990A - Improvements in and relating to coin-freed amusement and dispensing devices : en
  • US1797370A - Thermo-electro-responsive device : en
  • US1797971A - Ironing board : en
  • AT121887B - Arrangement for regulating the average load in electrical systems. : de en
  • US1797478A - Production of new vat dyestuffs : en
  • US1798105A - Piston : en
  • US1797564A - Walter sydney ackroyd backhouse : en
  • US1797905A - Rotary pump : en
  • US1797334A - Safety razor : en
  • US1797980A - Hydroturbine pump : en
  • DE521540C - Vacuum cleaner mouthpiece : de en
  • FR701918A - Process for removing calcium chloride lye attached to crystallized calcium hypochlorite : en fr
  • GB346023A - : en
  • US1797559A - Moldable phenolic pentosan material : en
  • US1797741A - Automatic action for player pianos : en
  • AT121989B - Method of patterning leather. : de en
  • GB345575A - Improvements in colour photography : en
  • GB345591A - Process for the manufacture of nitric acid : en
  • CA309630A - Method of treating water-absorbent materials : en fr
  • CA309732A - Process of producing photographs : en fr
  • CA309575A - Fish lure : en fr
  • CA309714A - Refractory plastic composition : en fr
  • CA309694A - Process of making soluble and fusible resin : en fr
  • GB345664A - Improved process of cracking hydrocarbons : en
  • GB346014A - Process of disinfecting and stimulating seeds : en
  • US1797235A - Vibration meter : en
  • GB345480A - Sheet feeding apparatus for rotary printing machines : en
  • FR702045A - Method for improving the ability of certain coloring materials to be soaked with fixing agents : en fr
  • GB345359A - Improvements in the mounting of blades in steam or gas turbines : en
  • GB344903A - Apparatus for firing at elevated targets such as moving aircraft : en
  • GB345512A - Improvements in or relating to shock absorbers : en
  • DE521503C - Device for cleaning and repairing the felts of paper machines : de en
  • FR701910A - Packaging for butter : en fr
  • FR702001A - Improvements in the manufacture of pneumatic envelopes : en fr
  • US1797885A - Electromagnetic driving direction indicator : en
  • US1797663A - Receiving stand for casket-lowering devices : en
  • CA309578A - Animal trap : en fr
  • US1797366A - Floor brush : en
  • DE521862C - Mold with holding strips for treating socks : de en
  • AU2604930B - Improvements in and relating to ice cream cbenets : en
  • GB345579A - Method of purifying water containing tar such as water used in coke manufacture : en
  • US1797300A - Dipper-door-tripping mechanism : en
  • US1797466A - Auxiliary switch member : en
  • US1797591A - Battery of valves : en
  • US1798065A - Carburetor : en
  • FR701992A - Rapid oscillating sieving device : en fr
  • FR702004A - Improvements to internal hub brakes : en fr
  • DE521782C - Television system : de en
  • DK43874C - A connecting rod for mowing machines, in which a spring-affected swivel is used for compression of the spring bands. : da en
  • AT121866B - Air-cooled bearings, in particular for crankshafts of internal combustion engines. : de en
  • AT122029B - Device for the radial readjustment of the rotating knife clamped in a holder in rope cigarette machines while the machine is moving. : de en
  • CA309683A - Method of forming hubs : en fr
  • GB345655A - Improvements in or relating to multiplying machines : en
  • FR702096A - Improvements to control systems, including systems for controlling the frequency of an AC circuit : en fr
  • GB345390A - Improvements in and relating to moulded compositions : en
  • US1797594A - Saucepan with stiffened rim : en
  • GB345526A - Improvements in or relating to the springing of motor vehicles : en
  • IE11803L - Sound reproducers : en
  • DE521422C - Paper folding device : de en
  • US1797582A - Reamer : en
  • GB345446A - Improvements in knitted wire heald frames : en
  • FR701839A - Fuse improvements : en fr
  • USD83724S - Design fob a combined radio and clock cabinet : en
  • DE521558C - Socket for electric light bulbs u. Like. With removable socket stone with socket : de en
  • FI13477A - Machine summer : en fi
  • DE521441C - Biscuit machine : de en
  • DE521619C - Device for pre-drying of potash salts u. like : de en
  • DE521419C - Floor braking device for motor vehicles : de en
  • DE521442C - Gas pipe coupling : de en
  • FR702006A - Shell for melting metals and their alloys : en fr
  • GB345499A - Improvements in and relating to the control of electric motors : en
  • FR701844A - Variable air intake section carburettor : en fr
  • GB345525A - Improvements in and relating to spouts for cans : en
  • US1797495A - Assorting apparatus : en
  • GB345554A - Improvements in or relating to gas main stoppers : en
  • FR701965A - Improvement of the discharge or intake valves of compressors and more generally any automatic dispensers : en fr
  • FI13441A - Vätskemätare : en fi
  • DE521712C - Process for the production of cement, which contains gypsum mixed in : de en
  • DE521748C - Two-part scaffold support : de en
  • GB345553A - Improvements relating to welted footwear : en
  • GB345571A - Improvements in apparatus for spreading shingle upon roads : en
  • DE521751C - Closure for the fastening loops on watch bracelets : de en
  • FI13419A - Regulation on the definition of defibrillators : en fi
  • GB345481A - Improvements in or relating to the spindles of spinning, roving and like frames : en
  • FR701799A - Advanced fuel filter device for motorcycles, cars, etc. : en fr
  • GB345383A - Improvements in thickening filters : en
  • GB345473A - Improvements in methods of and machines for threading the tube-frames for use in axminster looms : en
  • US1797696A - Pocket telegraph receptor : en
  • US1797350A - Matchmaking machine : en
  • DE521831C - Ice skate with a hardened track : de en
  • US1797656A - Triple-step stool : en
  • US1797863A - Tractor cultivator : en
  • US1797938A - Combined thread cutter and holder : en
  • USD83774S - Design for an ash tray or similar article : en
  • FI13455A - Förfaringssätt för behandling av mjöl och kvarnprodukter : en fi
  • GB345514A - Improvements in mechanical filters : en
  • FI13470A - Gandiband för beklädnadsändamål : en fi
  • FR701931A - Process and product for coating paper, cardboard, fabric, metal and the like : en fr
  • GB345451A - Process of and apparatus for the manufacture of diammonium phosphate : en
  • US1797390A - Screw driver designed to be keyed on a screw : en
  • US1797996A - Water trough : en
  • AT121985B - Process for the preparation of diazoamino compounds. : de en
  • US1797473A - Bullion-fringe loom apparatus : en
  • FI13409A - Sätt och apparat för kontinuerlig framställning av metallsvamp : en fi
  • AU2569830B - Improved lock forthe steering gear of automobiles : en
  • AU2691630B - Improvements in or relating to paper reenforciig machines : en
  • AU2872630A - Method of manufacturing lead sulphates containing lead oxide : en
  • GB345411A - Improvements in water gas generators : en
  • GB345522A - Improvements in or relating to sheaths or covers for cycle, motor cycle and like saddles : en
  • US1797737A - Steering gear : en
  • FR701753A - Radiator with large diffusion surface : en fr
  • FI13429A - Barnsäng : en fi
  • FR701892A - Electricity meter with at least two totalizers : en fr
  • DE521706C - Impact-proof disc gas container : de en
  • FR702046A - Shooting or shooting at changing targets : en fr
  • US1797671A - Sanitary floor structure : en
  • US1797537A - Oil burner : en
  • US1797535A - Radiator : en
  • US1797700A - Process for smelting sulphide ores to metal, matte, and slag : en
  • FR701937A - Improvements in the manufacture of articles consisting exclusively or partially of rubber or similar resins : en fr
  • DE521686C - Device for continuous treatment of films, in particular for copying films : de en
  • DE521709C - Feeding device for automatic nut threading machines : de en
  • US1797677A - Bake oven : en
  • FR701971A - Process for preparing concentrated extracts of culinary condiments : en fr
  • DE521744C - Conveyor vessel with multi-part bottom closure : de en
  • FR702047A - Excavator : en fr
  • FR701779A - Improvements to automatic railway couplings : en fr
  • GB345510A - Improvements in and relating to journal bearings for rail vehicles : en
  • US1797239A - Protecting device for stamping presses : en
  • DE521454C - Process for the preparation of bromo-lupine-yanamide or dibromo-lupine-yanamide : de en
  • DE521242C - Process for generating stereoscopic changing images : de en
  • DE521715C - Roll bearings, especially for cold rolling mills : de en
  • GB345428A - Improvements in or relating to submarine electric cables : en
  • DE521659C - Lifting device : de en
  • GB345430A - New or improved apparatus for playing a game : en
  • US1797916A - Bath cabinet : en
  • US1798032A - Water-cooled nozzle : en
  • US1797925A - Store-front construction : en
  • GB345466A - Improvements in luggage tags and labels : en
  • FR701826A - Newspaper vending machine : en fr
  • FR862925A - Improvements to devices for abrasion, lapping or grinding : en fr
  • DE521126C - Process for cleaning biocatalysts, such as co-enzymes and hormones as well as water-soluble vitamins : de en
  • FR701833A - Device for synchronizing two internal combustion engines, in particular two marine engines : en fr
  • FR702017A - Process for the removal of phenol and other similar impurities from black water : en fr
  • GB345572A - : en
  • GB345456A - Improvements in spirit levels : en
  • GB345576A - Collapsible reading-writing and meal table : en
  • DE521429C - Sludge lifter : de en
  • DE521995C - Brush holder for electrical machines, whose brush box consists of U-shaped metal sheets : de en
  • GB345408A - : en
  • DE521702C - Protection arrangement for electrical systems : de en
  • US1797477A - Rope-winding device : en
  • US1797522A - Barrier cable support : en
  • FR701980A - Universal chuck for automatic machines for cutting and reburning the necks of glass objects and in particular the necks of ampoules : en fr
  • US1797554A - Face-steaming appliance : en
  • GB345586A - Improvements in box fastenings : en
  • GB345341A - Improvements in or connected with wire strand, cord or rope making machines : en
  • GB345371A - Improvements in knicker bockers : en
  • GB345483A - Improvements in joints for bedsteads and the like : en
  • IE11551L - Massage apparatus : en
  • FR701902A - Strap closure and tightening mode : en fr
  • GB345555A - Improvements in universal joints for cardan and other shafts : en
  • DE521552C - Pressure-resistant submarine cable branch joint : de en
  • DE521600C - Device for the production of mold cores for bearing shells : de en
  • DE521681C - Control device for the supply of roller mills : de en
  • US1797226A - Scarf muff : en
  • US1797589A - Safety-razor-blade holder : en
  • DE521522C - Process for the preparation of solid ammonium formate : de en
  • DE521804C - Process for grinding off rotating contacts or commutators of electrical machines : de en
  • DE521629C - Cover for iron railway bridges : de en
  • DE521648C - Process for removing hydrogen sulphide from carbon distillation gases : de en
  • USD83763S - Island : en
  • FI13431A - Folding form, with lock for upholstery and folding of pyramid-shaped upholstery : en fi
  • FR701894A - Device for regulating the flow of secondary air in chimneys and flues of fireplaces and the like : en fr
  • DE521227C - Device for felting and milling hat compartments : de en
  • FR701791A - Improvements in mineral oil treatment processes with sulfur dioxide : en fr
  • FR702009A - Device for the diffusion of air within the mass of the fuel in a furnace : en fr
  • USD83746S - Design eor a watchcase : en
  • US1797801A - Windshield mounting : en
  • DE521549C - Paving machine : de en
  • DE521576C - Rent covering machine with a throwing wheel : de en
  • DE521790C - Centrifugal pump : de en
  • FR702015A - Metal plate manufacturing process : en fr
  • GB345624A - Improvements relating to shock absorbers for motor vehicles : en
  • AT121967B - Tempering process for the production of a high quality aluminum alloy. : de en
  • US1797963A - Water bowl : en
  • CA309716A - Light-treatment process : en fr
  • CA309744A - Exhaust steam injector : en fr
  • AT121878B - Vertical gas compressor with free-flight piston driven by a combustible mixture. : de en
  • US1797248A - Filtering method and apparatus : en
  • US1797458A - Radius-rod bushing : en
  • US1797630A - Air-brake-hose coupling : en
  • US1797831A - Rotary-kiln cooler : en
  • US1797994A - Precipitation of aluminum fluoride : en
  • AU2730130B - Improvements in and relating tothe sizing 1 of paper and to compositions therefor : en
  • US1797453A - Compressor discharge valve : en
  • US1797855A - Glass bar : en
  • US1797398A - Calendering mechanism and process : en
  • USD83753S - Oeokge sakieb : en
  • AT122019B - Acetylene wrapper based on the drawer and water inlet system. : de en
  • US1797814A - Garment steaming and drying buck : en
  • US1797387A - Variable-load brake : en
  • DE521461C - Expansion valve for refrigeration machines : de en
  • US1797320A - Adjustable locking mechanism for breakdown firearms : en
  • US1797444A - Bearing and method of making same : en
  • US1797869A - Bottle : en
  • FR701767A - Mechanical counting device, automatically triggered, of a determined number of coins, tokens, or other : en fr
  • FR701904A - Pneumatic elastic suspension device or shock absorber for vehicles on land, in air and on water, completely replacing the springs : en fr
  • DE521569C - Melting down pure metallic copper in continuously working copper smelting furnaces : de en
  • US1797804A - Manufacture of active masses : en
  • US1798063A - Adjustable hound : en
  • DE521803C - Mobile electrical machine built into a roller body fitted with wheels or designed as such : de en
  • US1797692A - Sheet-feeding device : en
  • US1797771A - Check punching and issuing machine : en
  • US1798023A - Amusement car : en
  • US1797610A - Reading easel : en
  • DE521688C - windshield wipers : de en
  • DE521578C - Block storage : de en
  • FR702016A - Gasifier : en fr
  • GB345465A - Pulverizing apparatus : en
  • DE521173C - Device for manufacturing pneumatic tires : de en
  • DE521551C - Pulling and pushing device, especially for railway vehicles : de en
  • DE521892C - Air heater : de en
  • US1797292A - Grave-marking monument : en
  • US1797877A - Insecticide : en
  • US1797953A - Variable-speed transmitting mechanism : en
  • US1798078A - Projection surface particularly for use in connection with advertisements : en
  • US1797298A - Pulling-over machine : en
  • US1798127A - Feeding appliance for bread-slicing machines : en
  • USD83718S - Design for roofing : en
  • DE521013C - Punch card tabulator with printing device : de en
  • DE521597C - Fastening device consisting of a one-piece strip for laying electrical cables on walls, pillars, beams or other components : de en
  • GB345103A - Improvements in and relating to the production of hydraulic cement : en
  • GB345669A - Process for the manufacture of a product containing vitamine : en
  • FR701855A - Cap for cable ends : en fr
  • DE521606C - Water motor driven rinsing and cleaning device for cars, house fronts, etc. like : de en
  • AT122044B - Device for loading several cigarette machines with tobacco. : de en
  • AU2954030B - Improvements in or relating to automatic phonographs : en
  • US1797541A - Workholder : en
  • US1797568A - Blank-forming apparatus and method : en
  • US1797501A - Power-actuated furrow detacher : en
  • USD83761S - Design fob a display hack foe : en
  • US1797516A - Clutch controller : en
  • US1798022A - Window-cleaner's seat : en
  • US1797686A - Dispensing attachment for collapsible tubes : en
  • US1797474A - Washing machine : en
  • US1797759A - Wire-strand unit : en
  • DE521916C - Device for sorting and sorting grain : de en
  • DE521632C - Method and arrangement for determining the phase measure of a quadrupole charged with a sinusoidal voltage : de en
  • GB345540A - Improvements in machines for closing collapsible tubes or containers : en
  • DE521466C - Rail butt connection by means of dowels engaging in the rail ends : de en
  • DE521247C - Airplane wing with a concave underside covered with an elastic wall : de en
  • DE521392C - Movable pliers part for carpenter's workbench : de en
  • US1797751A - Shock absorber : en
  • FR701797A - Isolation method against thermal radiation : en fr
  • FR701793A - Handling device : en fr
  • FR702041A - Improvements in lifting devices for road vehicles : en fr
  • GB345455A - An improvement in the method of construction of motor launches and the like : en
  • US1797281A - Police-signal system : en
  • US1797978A - Carburetor attachment for automobiles : en
  • US1797803A - Compressor : en
  • US1797920A - Glass-stopper machine : en
  • US1797965A - Loud-speaker-driving motor : en
  • FR702086A - Improvements to the processes for obtaining sound films : en fr
  • GB345524A - Improvements in or relating to combined kinematographic and sound record films : en
  • GB345482A - Improvements in or relating to footwear : en
  • US1797413A - frauenberger : en
  • US1798124A - Urethral sound and axis-traction prostatic retractor : en
  • US1797486A - Work-gripping means for rotary tables and the like : en
  • US1797968A - Ornamental chain : en
  • US1798045A - Haystacker : en
  • AU2583330B - Negative glow lamps : en
  • US1797536A - Cash register : en
  • US1797395A - Vehicle brake device : en
  • US1797705A - Machine tool : en
  • FR702030A - Improvements to screw transmissions : en fr
  • GB345991A - Improvements in or relating to friction material for brakes, clutches or the like : en
  • AT121923B - Device for connecting electrical devices. : de en
  • AU2984330B - Improvements in hydrants particularly of the ball type : en
  • AT122052B - Establishment at heart pieces. : de en
  • AU2727430B - Improvements relating to automatic telephone systems : en
  • USD83739S - Gttstav e : en
  • US1797510A - Speed-control apparatus : en
  • US1797527A - Fastener for burial vaults : en
  • USD83776S - Design for an ash tray or similar article : en
  • US1797808A - Operating and control mechanism for ferry bridges : en
  • US1798054A - Treatment of liquid hydrocarbons : en
  • US1797229A - Trunk bed : en
  • GB345503A - Improvements in or relating to photographic printing machines : en
  • DE521575C - Straw conveyor for binding mower : de en
  • CA309757A - Flywheel lighting dynamo for motorcycles : en fr
  • DE521586C - Clamping device for folding boat hull : de en
  • US1797245A - Reciprocating piston compressor : en
  • US1797304A - Vehicle wheel : en
  • US1797921A - Musical instrument : en
  • AT121992B - Process for the production of iron-free titanium dioxide. : de en
  • AU2838530A - Means of separation of grit and sulphurous fumes from boiler Hue gases : en
  • AT121922B - Ironless overcurrent protection reactor. : de en
  • AT122094B - Jacquard machine for multi-turn ribbon looms. : de en
  • US1797711A - Long-distance signaling device working with current-impulse combination : en
  • US1797230A - Securing means for antiskid chains : en
  • US1797714A - Garment : en
  • US1797773A - Changeable exhibitor : en
  • US1797283A - Faucet : en
  • IE11406L - Suction pump : en
  • US1797519A - Electric heater : en
  • US1797635A - Mounting wall plates : en
  • US1798115A - Oven for ranges : en
  • AT122087B - Sleeve buffer. : de en
  • US1797648A - Electric winding-up device for clockworks : en
  • US1797900A - Loose-leaf hinge perforation : en
  • DE521581C - Press for juicy goods : de en
  • DE521852C - Measuring vessel, in particular for fuels : de en
  • DK43886C - Apparatus for returning Oil from the Evaporator of Refrigerators to the Compressor. : da en
  • CA309584A - Vehicle pneumatic spring : en fr
  • USD83734S - Design fob a shadowgkaphic token : en
  • CA309599A - Toilet accessory : en fr
  • US1797623A - Lever-latching device : en
  • DE521881C - Line break device on typewriters : de en
  • DE521922C - Two-stroke internal combustion engine with stepped pistons : de en
  • GB345989A - New cellulose derivatives and their manufacture : en
  • AT122084B - Vulcanizing device for repairing rubber belts. : de en
  • CA309637A - Boiler mud discharging mechanism : en fr
  • US1797332A - Time-recording device : en
  • GB345348A - Improvements in or relating to electric signalling keys : en
  • GB345354A - Improvements in and connected with rollers particularly for use in textile machinery : en
  • CA309573A - Pneumatic upholstery : en fr
  • CA309631A - Protective cover for plumbing fixtures : en fr
  • AT122054B - Process for consolidating water-permeable sandy masses, structures and components. : de en
  • AT121898B - Switch with pre-stage. : de en
  • CA309715A - Calculating machine : en fr
  • US1797577A - Motor vehicle : en
  • AT122090B - Air brake with two control valves. : de en
  • DE521642C - Electric fluorescent lamp with electromagnetic holding device and a switching device : de en
  • GB345560A - Improvements in and relating to locking couplings for chains, ropes, cables and the like : en
  • AT121874B - Vertical thrust bearing supported on springs for high loads. : de en
  • US1797861A - Automatic electric water heater : en
  • US1797840A - Means for the transmission of power in oscillating form : en
  • US1797702A - Rivet former and header : en
  • US1797567A - Fluid-power rotary drive : en
  • DE521633C - Trap arrangement for high frequency traffic on a power line : de en
  • GB345445A - Improvements in alloys : en
  • GB345462A - Improvements in or relating to toothed gear wheels : en
  • FR702050A - Improvements to impellers and impellers for fans and other applications : en fr
  • US1797335A - Apparatus for treating organic material : en
  • US1797843A - Treatment of esters of cellulose : en
  • GB345562A - Improvements in or relating to tins, metal canisters and like containers : en
  • GB345635A - Improvements in and relating to electric induction furnaces : en
  • GB345648A - Improvements in or relating to oil circulating systems of the kind including an oil cooler : en
  • GB345565A - Improvements in or relating to dephlegmator or bubble towers : en
  • US1797490A - Mrans for operating the sealing element of gate valves : en
  • US1797518A - Storage-battery container : en
  • AU2573730A - Wheel wobble damping attachment for motor vehicles : en
  • US1797858A - Bus : en
  • USD83721S - Design fob a watchcase : en
  • CA309661A - Hose clamp collar : en fr
  • US1797238A - Insulator-mounting pin : en
  • US1797475A - Coal-cutting machine : en
  • AU2584530B - Improvements in and relating to golf clubs : en
  • US1798051A - Dirigible headlight : en
  • DE521996C - Quotient meter of the cross coil type for pulse measurement, especially telemetry : de en
  • FR702035A - Machine for peeling, peeling or cleaning cereals and pod fruits : en fr
  • AU2996530A - Improvements in electrostatic telephone transmitters : en
  • CA309646A - Boot cleaner : en fr
  • DE521866C - Book with interchangeable sheets of paper lined up on rings : de en
  • CA309604A - Roof covering : en fr
  • AT122097B - Fountain pen. : de en
  • DE521570C - Production of pure tungsten acid : de en
  • DE521608C - Device for conveying liquids : de en
  • DE521703C - Chain saving device for circular knitting machines : de en
  • USD83728S - Design for a baby shoe : en
  • CA309680A - Process of making moulded articles : en fr
  • CA309614A - Manufacture of wood-cellulose : en fr
  • CA309723A - Process of producing hollow shoe lasts : en fr
  • CA309722A - Road rail curb form : en fr
  • AT122076B - Safety drop center rim. : de en
  • AT122059B - Turbine-powered locomotive. : de en
  • AU2727430A - Improvements relating to automatic telephone systems : en
  • US1797408A - Electric train-wire coupling : en
  • USD83737S - Design for : en
  • USD83745S - Design for a watch fob or similar article : en
  • US1797451A - Refrigerator : en
  • US1797724A - Split d handle : en
  • US1797524A - Radiator construction : en
  • US1797707A - Dirigible road light : en
  • CA309657A - Dress protector : en fr
  • US1797999A - Key carrier : en
  • US1797400A - Process and apparatus for producing acetylene gas : en
  • US1797790A - Collar stiffener : en
  • US1797725A - Lock : en
  • AT122018B - Process for the production of photosensitive layers. : de en
  • US1797497A - Glazier's-point driver : en
  • US1797926A - Automatic telephone system : en
  • DK43891C - Apparatus by which the quantities of substances to be used for dye baths can be rapidly devised. : da en
  • FI13457A - Blekningsförfarande : en fi
  • US1797222A - Tire carrier : en
  • US1797266A - Rolling mill : en
  • AT122070B - Trailer trolley that can be steered backwards. : de en
  • US1797321A - Rolling partition or closure : en
  • US1797896A - Permanent-waving machine : en
  • AT122035B - Sheet delivery on ruling machines. : de en
  • US1798002A - Bolt : en
  • US1797241A - Rubber composition and method of preserving rubber : en
  • US1797243A - Rubber dispersion and method of making same : en
  • US1797523A - Safety pin : en
  • US1797870A - Pressing-iron support : en
  • AT122003B - Process for the preparation of alkylated phenols and their hydrogenation products. : de en
  • AT122033B - Method and device for eliminating the harmful effects of material heating in milling drums caused by the milling process. : de en
  • FI13430A - Combination of spegelbord och säng : en fi
  • US1797232A - Gas and liquid separator : en
  • US1797436A - Knitting machine : en
  • US1797615A - Supporting collar for boring-bar blades : en
  • US1797871A - Locomotive stoker : en
  • US1797782A - Signal lamp for vehicles : en
  • US1797805A - Protected carbon electrode : en
  • AT121929B - Inductor machine. : de en
  • AT122027B - Sheet feeder for printing machines. : de en
  • AU2569230B - Improvements in bale ties : en
  • CA309659A - Metallic railway tie : en fr
  • CA309686A - Light sensitive apparatus : en fr
  • CA309576A - Safety fastener for stocking suspenders : en fr
  • DE521719C - Process for the production of water-soluble depolymerization products of high molecular weight carbohydrates : de en
  • DK43876C - Holster shutter for Cigarette machines. : da en
  • US1797553A - Indicator device : en
  • US1797812A - Apparatus for separating suspended matter from fluids : en
  • US1797949A - Antenna : en
  • USD83741S - Gottfried niebel : en
  • USD83744S - Design fob : en
  • US1797563A - Catch for plumbing-fixture waste stems : en
  • US1797910A - Condenser system for rail cars : en
  • US1797432A - Roll-paper cutter : en
  • US1797430A - Apparatus for treating mill rolls : en
  • AU2570430A - ftan improved process forthe treatment of tars andthe like : en
  • DE521556C - Rules for semi-automatic arc lamps : de en
  • FI13449A - Anordning för avkylning av vätskor : en fi
  • GB345372A - Improvements in or relating to jointed toy-building sets : en
  • GB345431A - Device for roasting and agglomerating ores : en
  • US1797969A - Control system : en
  • US1798037A - Internal-combustion engine : en
  • US1797832A - Hat-blocking machine : en
  • FR701849A - Hernial bandage pad : en fr
  • US1797799A - Shock absorber : en
  • US1797918A - Pressed-metal automobile body : en
  • US1798012A - Art of radiosignaling : en
  • DE521634C - Arrangement to prevent the inductive influence of telephone cables by parallel running power cables : de en
  • DE521671C - Device for preheating and filtering the combustion air in explosion engines : de en
  • DE521994C - Device for synchronizing and parallel connection of generators : de en
  • AT121939B - Water bath steam boiler for immediate heating. : de en
  • US1797377A - Electrolytic cell : en
  • US1797643A - Ice shaver : en
  • US1797738A - Odometer : en
  • USRE18005E - Pbogbss oe automatically measuring and apparatus therefor : en
  • DK43899C - Procedure for Isolation and Purification of Amino Quinolines or Their Substitution Products. : da en
  • FR702061A - Lifebuoy for the crew of damaged submarines in the depths of the sea : en fr
  • US1797639A - Friction draft gear : en
  • AU2567730A - Improved direction indicator for automobiles : en
  • US1797720A - Pressing machine : en
  • US1797786A - Operating device for windows and the like : en
  • CA309681A - Sealing composition : en fr
  • DE521732C - Covering agent for use and quenching : de en
  • US1797791A - Means for lubricating bearings : en
  • US1797785A - Vault-protective device : en
  • US1797819A - Manufacture of nondetonating motor fuels : en
  • DE502059C - Cooling device for gearboxes attached to electric motors : de en
  • DE521583C - Ventilation device for the interior of motor vehicles : de en
  • US1797337A - Connecting pin : en
  • CA309568A - Rotary valve for reciprocating engines : en fr
  • CA309612A - Metal and rubber caterpillar : en fr
  • US1798120A - Food product and process of manufacturing the same : en
  • US1797909A - Aik-cirgulatibtg stovepiee : en
  • US1797934A - Thread gauge : en
  • US1797943A - Deflection recorder : en
  • AT121948B - Connection device for gas meter. : de en
  • AT121955B - Method for testing the purity of liquid hydrocarbon compounds. : de en
  • AT121941B - Goods tray from scales. : de en
  • DE521991C - Method for secret transmission, in particular of telephone currents, by means of modulated high frequency : de en
  • AU2905330A - Improvements in or relating to internal hub brakes : en
  • CA309611A - Paper machine : en fr
  • AT122010B - Process for the production of esters, cellulose or its conversion products or other carbohydrates. : de en
  • US1797542A - Motor vehicle : en
  • US1798111A - Textile fabric : en
  • AT121947B - Device to facilitate the installation of a counter in measuring devices. : de en
  • AT121962B - Method for producing the punch and for uniting it with its guide sleeve on devices for hammering in U-shaped retaining clips for wires. : de en
  • AU2578830B - Circuit arrangements for automatic or semiautomatic telephone exchange systems : en
  • US1797343A - Dumping truck : en
  • US1797492A - Adjustable fourble board and spring-tension finger for drill derricks : en
  • US1797557A - Vacuum cleaner : en
  • US1797584A - Washing apparatus : en
  • US1798110A - Method of making umbrellas : en
  • US1797504A - Window construction : en
  • US1797747A - Vault-protecting device : en
  • US1798021A - Power-driven lawn mower : en
  • US1797687A - Tobacco-feeding device for cigarette machines : en
  • US1797955A - Sectional warp beam : en
  • DE479339C - Procedure for remote control and remote winding of clocks by means of audio-frequency electric pulses : de en
  • FR701874A - Wooden rim pulley : en fr
  • CA309676A - Steam boiler : en fr
  • CA309615A - Machine for hardening the bearing points of driving shafts : en fr
  • US1797693A - Elastic fabric : en
  • US1797556A - Harness connecter for looms : en
  • US1797333A - Self-cleaning lawn rake : en
  • US1797704A - Feed mechanism for lathes : en
  • US1797895A - Brake mechanism : en
  • AT121973B - Process for the production of calcined phosphates. : de en
  • AT121902B - Device for recording the error curve from measuring devices. : de en
  • AT122077B - Balloon tire wheel. : de en
  • US1797626A - Traveling transporting table for glass plates : en
  • US1797252A - Streamline boat or pontoon : en
  • US1797263A - Insulating material : en
  • US1797593A - Moldable phenolic pentosan material : en
  • US1797468A - Railway-traffic-controlling apparatus : en
  • AT122069B - Suspension for motorcycle sidecars. : de en
  • US1797297A - Begtrlating vaiate : en
  • US1797915A - Ventilator : en
  • FR701932A - Advanced connection device : en fr
  • AT121914B - Amplifier circuit for high quality transmission systems. : de en
  • CA309621A - Hollow rubber ball : en fr
  • CA309654A - Shirt : en fr
  • CA309635A - Heat economizer : en fr
  • CA309644A - French-horn mute : en fr
  • AU2976330A - Metal walls : en
  • US1797694A - Microtome : en
  • AT121999B - Process for the production of synthetic resins. : de en
  • CA309696A - Lens carrier : en fr
  • CA309709A - Halogenated dibenzanthrone : en fr
  • CA309705A - Process of manufacturing rubber articles : en fr
  • AU2960130A - Conduit construction : en
  • DE521049C - Incandescent cathode for electron or ion emission tubes : de en
  • CA309582A - Lock cap for fasteners : en fr
  • FR701972A - Process for spinning artificial silk in bobbin pots without cover : en fr
  • DE521612C - vacuum cleaner : de en
  • DE521952C - Edge locking device : de en
  • FI13459A - The scope of this Regulation is limited : en fi
  • GB345643A - An improved construction of louvre ventilator : en
  • CA309735A - Radio signalling : en fr
  • DE521955C - Aiming device on firearms with telescopic sight as well as rear sight and front sight : de en
  • FR701970A - Loaded luffing jib cranes : en fr
  • AU2825430A - Means for delivering predetermined quantities of viscid material : en
  • CA309669A - Drag line bucket : en fr
  • US1797941A - Method of making paper boxes : en
  • US1797825A - Bell ringer for locomotives : en
  • US1797898A - Sanding apparatus : en
  • DE521444C - Starting workpiece for the production of tubes with the same wall in reducing mills : de en
  • DK43887C - Coupling device for feeding electron tubes from a pulsating DC source. : da en
  • FR702018A - Improvements to inner tubes of tires and other articles in several parts which are to be connected and their manufacturing process : en fr
  • GB345518A - An improved process for the dehydration of magnesium chloride : en
  • GB345666A - An improved method of selectively calling wireless stations : en
  • GB346336A - Loud speakers : en
  • FR701788A - Improvements in the box storage of textile machine tapes : en fr
  • DE521726C - Process for the preparation of thymol, its isomers or homologues : de en
  • DE521714C - Device for differential crushing and rubbing, especially over minerals : de en
  • US1797439A - Eltjid transmission : en
  • US1798123A - Pump piston : en
  • US1797345A - Autographic register : en
  • US1797675A - Ratchet mechanism : en
  • AT121988B - Process for the production of cold-resistant solutions that do not attack metals. : de en
  • US1797603A - Safety guard for centrifugal extractors : en
  • US1797622A - Liquid agitator : en
  • US1797944A - Tool holder : en
  • CA309651A - Machine for cutting seed potatoes : en fr
  • CA309656A - Article support : en fr
  • CA309761A - Rotary razor blade strop : en fr
  • GB345470A - Improvements in or relating to power plant for ship propulsion : en
  • CA309663A - Process of digesting fibrous materials : en fr
  • US1797372A - Machine for producing gears : en
  • US1797822A - Sewing machine : en
  • DE521531C - Process for the deposition and recovery of tin from antimony-lead-tin alloys, in particular hard lead containing tin, writing metal or the like, by oxidizing treatment in the presence of a low-viscosity molten salt : de en
  • DE521795C - Fan with centrifuge or the like, especially for vehicles : de en
  • AT121933B - Printing device for scales. : de en
  • FI13421A - Förfaringssätt för a skydda transformatorer, kopplingsanordningar, motorer, generatorer and liknande elektriska apparater : en fi
  • FI13415A - Axle gearbox for centrifugal milling with oil rig and oil discharge : en fi
  • GB345568A - Improvements in and relating to bonding or fixing devices for electric conductors : en
  • FR701792A - Improvement in liquid fuel engines : en fr
  • CA309738A - Coating composition : en fr
  • FR701866A - Multi-conductor electric cable : en fr
  • GB345488A - Improvements in and relating to games : en
  • DE521628C - Process for the labeling of agricultural materials, in particular fertilizers : de en
  • USD83748S - Island : en
  • FI13451A - I could have seen the bolt and the nut : en fi
  • USD83731S - Design fob a doll : en
  • GB345677A - Improvements in hardening baths for iron and steel : en
  • DE519668C - Reversing gear for calculating machines : de en
  • AT122046B - Flow core for propellers. : de en
  • CA309713A - Refrigerating apparatus : en fr
  • GB345433A - Improvements in machines for steeping pelts : en
  • FR701945A - Method of roasting and sintering dusty ores with high sulfur content : en fr
  • US1797684A - Formation of storage-battery electrodes and connections : en
  • US1797457A - Electric vaporizer : en
  • US1797558A - Loading apparatus : en
  • US1797739A - Triple-punch mechanism : en
  • DE521543C - Process for the direct production of solid carbonate of ammonia : de en
  • DE521756C - Slider crank gear, in particular for internal combustion engines : de en
  • FR701834A - Contact body for supplying current for heating metallic wires, ribbons and the like, and method for its manufacture : en fr
  • FR702071A - Hair cleaning device : en fr
  • GB346035A - Vehicle wheel : en
  • CA309606A - Sterilizing test device : en fr
  • CA309634A - Lifting device : en fr
  • US1798027A - Gasoline economizer for motors : en
  • FR701875A - Improvements to artificial effects materials : en fr
  • FR702042A - Quick-release adjustable wrenches : en fr
  • GB345544A - : en
  • GB345506A - Cigarette rod sealers for cigarette making machines : en
  • FI13444A - Spare cars : en fi
  • FR702064A - Device for transporting motor vehicles : en fr
  • GB345418A - Improvements in or relating to laminated springs : en
  • GB345929A - Improvements in struts for the lids of gramophone cabinets and the like : en
  • FR701919A - Developments to folding airplanes : en fr
  • FI13473A - Förfaringssätt for framställning av stenar och andra keramiska kroppar med hög värmeledningsförmåga : en fi
  • GB345534A - Improvements in or relating to pulverisers : en
  • FR701897A - Packaging box for fragile items : en fr
  • AT121970B - Nozzle for the production of rayon in acidic spinning baths. : de en
  • FR701984A - Shaver : en fr
  • CA309670A - Plater roll cover : en fr
  • FR701906A - Manufacture of sulphonation products starting from tar bases and their use for the protection of metals against acid attack : en fr
  • FR862951A - : fr
  • US1797849A - Multiple chamber for taking photographs from aeroplanes : en
  • FR701922A - Advanced bra : en fr
  • IE11359L - Lattice-work bars : en
  • US1797233A - Fluid meter : en
  • US1797571A - Thermostatic control system for boilers : en
  • DE521738C - Device for cleaning gases, in particular exhaust gases from furnace installations : de en
  • DE521759C - Device for distributing fluids : de en
  • FR701934A - Improvements to emulsions for the treatment of pavement coverings and materials for making pavements : en fr
  • DE521773C - Adjustable reel : de en
  • GB345427A - Cards for playing a game : en
  • DE521945C - Anti-glare device for motor vehicles : de en
  • FR701836A - Apparatus for picking up and cutting vine shoots or similar applications : en fr
  • FR701883A - Shielded coil fitted with a device for adjusting the self-induction : en fr
  • GB345663A - An improved protractor circle for use in wireless direction-finders : en
  • DE521867C - Locking device for acid balloons : de en
  • US1798055A - Musical instrument : en
  • FI13413A - Anordning vid Väghyvlar och dylikt : en fi
  • FI13465A - Kombinerad skidkälke och ryggmes : en fi
  • FI13406A - Fertilization requirements for phosphorus and leachate : en fi
  • FR702077A - Improvements made to plastic compounds and their manufacturing processes : en fr
  • GB345625A - Improvements in and relating to pumps, motors and the like : en
  • DE521456C - Process for the separation of hexamethylenetetramine from ammonium chloride : de en
  • DK43883C - With Hydropower powered Rinsing and Cleaning Apparatus for Carts, House Facades and the like. : da en
  • FR702036A - Seat belt : en fr
  • DE521793C - Mixing device : de en
  • DE521823C - Device for sterilizing unfermented fruit juices : de en
  • GB345569A - Improvements in or relating to chains : en
  • US1797813A - Floor mat : en
  • US1798056A - Shirt : en
  • DE521855C - Setting machine in which two setting compartments are served by just one setting piston located under one setting screen : de en
  • US1797438A - Stuccoing and plastering machine : en
  • US1797844A - Mechanical refrigeration : en
  • FR701915A - Process for the preparation of para-nitrosamine and para-quinonoximines compounds : en fr
  • FR701940A - Advanced microscopes : en fr
  • US1797735A - Seal for compressors : en
  • US1798064A - Light-weight rigid structure : en
  • DE521507C - Windshield cleaner, in particular for motor vehicles : de en
  • DE522006C - Closure for ventilation systems : de en
  • FR701821A - Dishwasher : en fr
  • US1797268A - Electrical translating apparatus : en
  • US1797658A - Typewriting machine : en
  • US1797995A - Chusetts : en
  • AU2920530B - Improvements in electric plug switches : en
  • FR701807A - Apparatus for acting on a light sensitive cell by means of a radiation emitter : en fr
  • FR702029A - Improvements to the control of twin capacitors : en fr
  • FI13438A - Förfaringssätt och masin för att från Stockar eller timmerblock avlägsna icke önskvärda delar : en fi
  • DK43894C - Procedure for the production of photographic plates, films, papers, etc. for natural-colored recordings and copies. : da en
  • DE521961C - Drive device for an endless conveyor of bottles or the like moving in a vertical plane in labeling machines : de en
  • AT121899B - Electrical switch with lifting device between interlocking parts. : de en
  • AU2764930A - Optical equipment for photopgraphic camers : en
  • US1797647A - Exhibitor or recorder : en
  • DE521877C - Key for calculating, typing and similar machines : de en
  • FR701927A - Improvements to electric wire gimping machines : en fr
  • DE521603C - Cooled valve for internal combustion engines : de en
  • DE521529C - Putty-free glass roof covering : de en
  • CA309624A - Crushing roll apparatus : en fr
  • US1797852A - Wheel-load scale : en
  • GB345436A - Improvements in and relating to photo-electric cells : en
  • DE521625C - Conveyor device for beer glass coasters : de en
  • FR701772A - Gear change coupling device between a motor shaft and a driven shaft : en fr
  • GB345582A - Improvements in or relating to the cooling of internal combustion engines for vehicles : en
  • US1797365A - Wire support : en
  • US1797551A - Spacing instrument : en
  • US1797833A - Bearing : en
  • AU2471930A - Improvements inthe packing mechanism of reapers and binders : en
  • AU2719430A - Lighting units : en
  • DE521797C - Spring tongue switch : de en
  • GB345313A - An improved packing device for internal combustion engines run on pulverulent fuel : en
  • GB345321A - A new or improved machine for coating and applying labels and the like : en
  • CA309753A - Heater : en fr
  • US1797636A - Pipe-coil header : en
  • US1797674A - Uncoupling mechanism : en
  • DE521097C - Skat set case : de en
  • DE521163C - Connection of universal iron, shaped iron and other structural elements by fusion welding : de en
  • GB345349A - The manufacture of new indigoid dyestuffs : en
  • CA309593A - Combined harvester-shocker : en fr
  • US1797224A - Slack-take up and dipper-tripping mechanism for excavating apparatus : en
  • US1797856A - Sandwich loaf : en
  • FR701778A - Automatic clutch and stop speed reducer : en fr
  • FR701979A - Device for automatic time reset of clocks by t. s. f. : en fr
  • GB345437A - Improvements relating to the provision of insulating coatings on aluminium and aluminium alloys : en
  • DE521509C - Door locking with fixing of the axis of the outside handle by fixing the inside handle : de en
  • DE521679C - Pipe connection : de en
  • DE521342C - Switch for reversing the direction of current in electrical systems : de en
  • US1797363A - Coupling : en
  • US1797431A - Braking system : en
  • GB345457A - : en
  • US1797640A - Cutting device for cigarette machines : en
  • US1798010A - Scavenge pump for internal-combustion engines : en
  • FR702066A - Fountain : en fr
  • USD83767S - Design for a vacuum-cleaner casing : en
  • FR702094A - New safety explosive and its manufacturing process : en fr
  • CA309703A - Process of manufacturing articles containing resins : en fr
  • US1797446A - Wrench : en
  • US1797664A - Swivel key plate : en
  • DE521544C - Safety valve : de en
  • DE521555C - Procedure for measuring apparent power and counting apparent work : de en
  • DE521638C - Oil switch extinguishing chamber : de en
  • FR701858A - Cadmium and zinc recovery process : en fr
  • FI13454A - Sound adjuster for pianos : en fi
  • GB345584A - Ferrule for tennis rackets : en
  • FR701990A - Call indicator relay and line occupancy for telephone standart and its assemblies : en fr
  • FR702067A - Improvements to incandescent electric lamps and their supports : en fr
  • GB345498A - A canopy or hood for deck-chairs and the like : en
  • GB345539A - Improvements in extensible side supports for drawers, shelves, and other slidable structures : en
  • FR701941A - Seaplane : en fr
  • GB345934A - Improvements in and relating to window constructions applicable both to portable and permanent buildings and structures : en
  • DE521854C - Clock with indirectly luminous hands and numbers on a dark background : de en
  • DE521835C - Device for generating and projecting changing optical presentations : de en
  • AT122099B - Pad with several sheets intended for carbonless bookkeeping, loose or stapled or otherwise connected to one another. : de en
  • FR701884A - Device for measuring time differences : en fr
  • FR701993A - New closure device for leather goods : en fr
  • GB345566A - Improvements in or relating to screw conveyors : en
  • FR701816A - Improvements to devices for catching fish : en fr
  • USRE18007E - Tabget towing and eeleasing device : en
  • FR701896A - Improvements to fittings for turbines or other machines : en fr
  • GB345628A - Coffee-making device : en
  • DE521450C - Process for upsetting pipe ends : de en
  • GB345346A - Improvements in and connected with apparatus for use in the application of closure devices to cartons : en
  • GB345558A - Improvements in the reconditioning of worn sole plates for railway rails : en
  • FR701960A - Method for extracting fats from oil seeds, and apparatus for carrying out the method : en fr
  • GB345516A - Method of collecting articles produced in one machine and utilising them in another : en
  • GB345578A - Improvements in and relating to fuel-oil burners : en
  • DE521822C - Shut-off device : de en
  • DE521327C - Suspension for the saddle or sidecar seat of motorcycles : de en
  • US1797273A - Totalizer : en
  • FR701853A - Improvements made to car bodies with folding roofs : en fr
  • DE521895C - Embryotome for cattle : de en
  • DE521635C - Cable for greater depths of the sea : de en
  • FR702022A - Improvements to the large stretching mechanisms provided with endless belts : en fr
  • DE521725C - Process for the preparation of durable iodoels : de en
  • GB345672A - Method of and means for detecting water vapour : en
  • US1797260A - Production of paracoumarone resins : en
  • FR701759A - Wire rope for hanging clothes or other items : en fr
  • DE521469C - Transportable sliding platform for underground mining operations : de en
  • DE521618C - Concentrate sodium sulfide : de en
  • FR701764A - Process for binding notebooks to the fold in book stitching machines : en fr
  • GB345517A - A process for preparing cineol-containing oil mixtures : en
  • US1798072A - Exposure-controlling device for cinematographic view-taking apparatus : en
  • US1798098A - Merry-go-round : en
  • US1797605A - Locking-pin fastener : en
  • DE521774C - Ball game : de en
  • DE521723C - Process for the preparation of chloroacetaldehyde : de en
  • FR701822A - Garment trunks and the like : en fr
  • FR701946A - Method of using exhaust gases from contact installations : en fr
  • GB345493A - Improvements in extension flap fittings for dressers, sideboards, tables, desks and the like : en
  • US1797957A - Driving attachment for tractors : en
  • US1797811A - Servo-brake for motor vehicles : en
  • US1798007A - Machine for molding and shaping rolls and the like : en
  • US1797270A - macdonald : en
  • US1797483A - Brush carriage for electric machines : en
  • US1798104A - Power-transmitting mechanism : en
  • DE522023C - Concrete mixer : de en
  • DE521796C - Sliding door for railway vehicles : de en
  • AT121966B - Process for the production of matt artificial structures from soda-viscose. : de en
  • FR702008A - Rotary piston compressor : en fr
  • GB345373A - Improvements in or relating to conveying systems : en
  • US1797585A - System and process of treating waste liquors : en
  • US1797878A - High-tension condenser : en
  • US1798109A - Photo sign printer : en
  • GB345646A - Improvements in incandescent electric lamp sockets : en
  • AT122042B - Device for removing any ink residue from the printing plate of the forme cylinder of a rotogravure printing machine. : de en
  • CA309688A - Contact film printer : en fr
  • FR701900A - Toolbox : en fr
  • FR702082A - Concrete press for walls and slabs : en fr
  • US1797379A - Rotary bunching and conveyer machine : en
  • FR701800A - Scaffolding prop jack : en fr
  • FR701889A - Two-outlet automatic grease gun : en fr
  • DE521562C - Electric light tubes : de en
  • FR701967A - Tank filter with improved mounting system for all fabrics and filtering or ultrafiltration materials and in particular for ultrafiltrating collodion membranes : en fr
  • GB345581A - Improvements relating to oil immersed switches : en
  • GB345641A - Improvements in or relating to ornamental glass : en
  • GB345960A - Improvements in apparatus for playing games of skill : en
  • DK43871C - Needle for Masking Knitwear. : da en
  • AT122014B - Method and device for utilizing the extinguishing vapors that periodically arise when extinguishing glowing coke in a pressure vessel. : de en
  • AU2980130B - Improvements in lighting appliances : en
  • FR701913A - Gear shifting always engaged : en fr
  • US1797607A - Electric-light cluster : en
  • US1797997A - Transfer : en
  • US1797638A - Cutting machine : en
  • AT122089B - Single-chamber air brake with two control valves. : de en
  • AU2862330B - Process of and apparatus forthe electrolytic production of magnesium : en
  • US1797712A - Electric heating unit : en
  • US1797781A - Pump piston : en
  • US1797959A - Electric-switch-operating mechanism : en
  • AT122056B - Automatic adjustment device for brakes on railroad cars and. like : de en
  • AU2980130A - Improvements in lighting appliances : en
  • AT121982B - Process for the wet treatment of artificial silk threads. : de en
  • AT121896B - Earth fault time relay for the protection of electrical networks. : de en
  • US1797323A - Process and apparatus for inking embossed work : en
  • US1797588A - Fuel-supply structure : en
  • AU2574930B - Improvements in or connected with hinges for lavatory seats : en
  • AU2902030A - Improvements in or relating to car couplers : en
  • US1797488A - Toilet-seat hinge : en
  • US1797583A - Fabricated metallic structure for jewelry and the like : en
  • US1797979A - Belt-skiving machine : en
  • US1797701A - Sheath for garment hangers : en
  • US1797908A - Power table trough : en
  • USD83771S - William j : en
  • DE521587C - Snap lock with Chubb tumblers : de en
  • DE521802C - Built-in motor with a frame supporting the stator core, the bearing of the motor shaft and the brush holder : de en
  • FR702025A - Further training in photocell sound cinematography installations : en fr
  • GB345384A - Improvements in or relating to looms for making tufted pile carpets and the like : en
  • US1798011A - Automobile bus : en
  • AT121865B - Process for producing friction surfaces, in particular friction linings for friction clutches. : de en
  • US1797328A - Engine : en
  • US1798003A - Pencil : en
  • AT122031B - Air separator. : de en
  • AU2705930A - Improvements in molds : en
  • US1797695A - Remotely-controlled trapdoor and step for cars : en
  • US1797991A - Tapering attachment for machine tools : en
  • CA309668A - Air and water cooled furnace wall : en fr
  • DE521564C - Mechanical loading device for locomotive firing : de en
  • DE521574C - Device for the automatic determination of the luminous efficiency of electric lamps : de en
  • GB345435A - Improvements in self setting book page and other sheet markers : en
  • US1797721A - Stoker : en
  • US1798067A - Inkbottle : en
  • US1797697A - Septic tank : en
  • USD83754S - Blanket : en
  • DE521591C - Roll ruler : de en
  • AU2905030A - Improvements in or relating to pneumatic tyres and wheels forthe same : en
  • CA309729A - Heat plastic binding tape : en fr
  • US1798089A - Switch stand : en
  • AT121881B - Electric generator. : de en
  • GB345416A - : en
  • US1797262A - Art of refining hydrocarbons : en
  • US1797673A - Cane slicer and leveler attachment for sugar-mill rolls : en
  • AT122012B - Process for accelerating the vulcanization of rubbers. : de en
  • CA309717A - Filter for fuel injection lines of internal combustion engines : en fr
  • CA309592A - Combination snow plow and sweeper : en fr
  • AU2577530A - Circuit arrangements for automatic or semi-automatic telephone exchange systems : en
  • AT122057B - Pressure pump system operated by the negative pressure of an internal combustion engine for driving hydraulic winches for motor vehicles or the like. : de en
  • AT122011B - Process for the pretreatment of rock masses, road surfaces or the like. : de en
  • FR702010A - Lighting system and its application to illuminated signs, indirect lighting devices by luminous ceiling, etc. : en fr
  • GB345548A - Improvements in pneumatic springs suitable for vehicles : en
  • US1797633A - Hayfork : en
  • AT121954B - Device for generating shadow guidelines on workpieces to be processed. : de en
  • DE521446C - Process for the production of precision tubes by round rolling, butt welding and drawing : de en
  • US1797236A - Alloy : en
  • US1797255A - Art of refining hydrocarbons : en
  • US1797562A - Floor mat : en
  • US1797670A - Incinerator : en
  • US1797679A - Bottle-capping machine : en
  • US1797757A - Pressing machine : en
  • US1797981A - Means for cleaning castings and the like : en
  • US1797592A - Stringed-instrument attachment : en
  • USD83759S - Design fob a toy golf player : en
  • FR701944A - Metal alloy manufacturing process : en fr
  • GB345564A - Device for automatically filling fountain pens : en
  • AU2577130B - Improvements in stump jump ploughs, cultivators and like implements : en
  • GB345391A - Improvements in the manufacture and production of oxygenated organic compounds : en
  • CA309751A - Apparatus for stringing tennis-rackets : en fr
  • AT121961B - Device for stripping the remainder of the block from the receiver and the ram on extrusion or pipe presses. : de en
  • US1797940A - Heel : en
  • US1797456A - Article carrier : en
  • US1797800A - Outlet : en
  • US1797913A - Connection between gyroscope or other sensitive element and its follower : en
  • DE521676C - Transverse bearing : de en
  • DE521378C - Power switches, especially oil switches, for high continuous currents : de en
  • AU2918030A - New process of refinement of mineral oils and mineral fats : en
  • US1797768A - Insulation for field windings : en
  • US1798097A - Adhesive : en
  • AT121972B - Process for the production of plates or skins from a solution containing cellulose esters or ethers. : de en
  • AT122068B - Rolling diaphragm. : de en
  • CA309601A - Unitary synchronized talking machine and picture exhibitor : en fr
  • DE521362C - Alkali cellulose press : de en
  • AT121998B - Process for obtaining concentrated acetic acid from dilute acetic acid. : de en
  • US1797419A - Tobacco box : en
  • USD83717S - Design for a finger ring or similar article : en
  • US1797485A - Liquid-feed system : en
  • US1798033A - Internal-combustion engine : en
  • USD83735S - Kenneth d : en
  • US1797481A - Fracture splint : en
  • CA309720A - Bread handling apparatus : en fr
  • US1797459A - Shoveling machine : en
  • AT121877B - Device for draining the labyrinth ducts of steam turbines. : de en
  • AT122047B - Rope tread device for locks and port entrances as well as corresponding land facilities. : de en
  • GB345580A - Improvements relating to shaft couplings : en
  • AT122072B - Shell seal for pressure pistons, in particular for the pressure-generating pistons of the hydraulic braking devices of motor vehicles. : de en
  • US1797404A - Paper box : en
  • US1798000A - Rotary crusher : en
  • US1797531A - Generator adjustment : en
  • US1797828A - Self-serving table : en
  • USD83757S - Design por a signpost ob : en
  • US1797280A - Lubricating apparatus : en
  • US1797966A - Toy gun : en
  • DE521644C - Process for the production of emulsions : de en
  • US1797289A - Composite welding wire or rod material : en
  • US1797620A - Attachment plug : en
  • DE521360C - Device for generating a bleaching gas for flour, grain and similar substances : de en
  • US1797854A - Wall-paper applicator : en
  • US1797924A - Store-front construction : en
  • US1797642A - Excavator scoop : en
  • US1797967A - Method of producing seamless connections of the ends of metal wire gauze : en
  • FR701917A - Improvements in the fabrication and processing of iron and aluminum alloys : en fr
  • FI13462A - Arkavläggningsanordning vid pappersmaskiner och dylikt : en fi
  • FR701765A - Support device for tank wagons : en fr
  • GB345533A - Method and device for finishing the inner edges of the notch of the pallet fork of watch movements : en
  • FR702055A - Window fixing system on frame : en fr
  • GB345397A - A process for the production of imino ethers : en
  • GB345353A - Improvements in screens for optical projection : en
  • AT121971B - Process for the preparation of low-water, scatterable nitrophosphates. : de en
  • GB345945A - Improvements in portable cinematographic projection machines : en
  • GB345497A - Improvements in or relating to matrix holders for typecasting machines : en
  • FI13463A - Plant press baler : en fi
  • DE521753C - Process for the protection of living plants and for combating their diseases : de en
  • US1797259A - Television : en
  • US1797872A - Process and apparatus for the centrifugal casting of metal pipes : en
  • DE521758C - piston : de en
  • GB345559A - Improvements in and relating to turning lathes : en
  • GB345573A - Improvements relating to metal boats : en
  • US1798100A - Motor vehicle : en
  • US1797743A - Insect trap : en
  • AU2570730B - Improvements in diapers : en
  • GB345362A - Improvements in course recording or like apparatus for use on ships or the like : en
  • DE521684C - Advertising card : de en
  • FR701953A - Process and products for completing the coat and simultaneously ensuring the degreasing of animal skins : en fr
  • US1797307A - Interference eliminator for radioreceivers : en
  • FI13440A - Mechanical mechanism : en fi
  • DE500734C - Gearbox with its own closed housing for attachment to electric motors : de en
  • US1797998A - Ornamentation : en
  • DE521747C - Sliding formwork : de en
  • DE521893C - Device for controlling the needles of circular knitting machines : de en
  • GB346676A - Improvements in the dehalogenation of organic halogen compounds : en
  • US1797428A - Weeher m : en
  • US1798095A - Self-serving beverage fountain : en
  • DE522003C - Hardening furnace for high-speed turning bars : de en
  • FR701811A - Silent or sound film reproduction system : en fr
  • FR701939A - Improvements to light metal pistons : en fr
  • GB345342A - Improvements in or relating to sound-reproducing instruments : en
  • FI13446A - Slåttermaskin : en fi
  • DE521649C - Air filter housed in a housing, especially for protecting compressors : de en
  • US1797767A - Airplane landing and launching apparatus : en
  • DE521530C - Device for bending and pressing heavy barrel bodies : de en
  • US1798069A - Fertilizer distributor : en
  • CA309581A - Electrical door operating device for garages : en fr
  • DE521497C - Process for the operation of deflagration chambers, in particular for internal combustion turbines, with solid fuels, preferably coal dust, with the addition of an ignition fuel : de en
  • FI13426A - Torkställning för kärl : en fi
  • DE521665C - Grind fineness checking machine : de en
  • US1797911A - Chair : en
  • US1798053A - Attachment for smoke boxes of locomotives : en
  • GB345417A - Improvements in apparatus for the directional transmission and reception of wave energy : en
  • US1797690A - Drill bit : en
  • DE521742C - Daybed : de en
  • GB345392A - Improvements in or relating to ironing boards : en
  • GB346264A - Improvements in processes for the production of adhesives and the adhesives produced thereby : en
  • CA309574A - Ticket-issuing and indicating or registering apparatus : en fr
  • DE521601C - Injection molding machine with a pressure chamber suspended in the melting pot : de en
  • FR701975A - Improvements in the construction of internal combustion engines : en fr
  • GB345361A - Improvements in or relating to road-traffic signals for vehicles : en
  • GB345472A - Production of a moulding powder : en
  • US1798082A - Hammer attachment for electric drills : en
  • US1797569A - Synthetic methanol process : en
  • CA309585A - Fire alarm : en fr
  • CA309726A - Hydraulic jack or shock absorber for vehicles : en fr
  • GB345547A - Improvements in or relating to felt hats : en
  • GB345631A - Process for the manufacture of double compounds of the acridine series : en
  • US1798103A - Ring : en
  • US1797672A - Apparatus for preparing infusions, particularly for preparing coffee : en
  • US1797851A - Aluminum-base alloy : en
  • US1798126A - Liquid-air engine : en
  • US1798083A - Headlight : en
  • GB345449A - Improvements relating to money handling machines : en
  • FR701916A - Projection device : en fr
  • DE521683C - Process for the production of a percutaneous nutrient : de en
  • DE521848C - Unloading tubes with control grid : de en
  • FR701756A - Decomposable four-wheel trailer, mainly for transport on uneven terrain : en fr
  • FR701969A - Shock absorber for suspension of motor cars or other vehicles : en fr
  • GB345593A - Improvements relating to electrically insulating bushing structures : en
  • FR701912A - Rubber hoses with internal and external interlining, woven round in the shape of a spiral, and whose warp threads are not parallel to the axis of the hose : en fr
  • FR702057A - Double point and two shank nail refinement : en fr
  • GB345421A - Improvements in printing machinery : en
  • DE521847C - Arrangement for oil switch with extinguishing chambers : de en
  • FR702081A - Process for coagulation and precipitation of products such as asphaltic materials, resins and paraffins, with particular application of said process to the deasphalting of mixtures of hydrocarbons : en fr
  • FI13412A - Snöframplog för motorvagnar eller dylikt : en fi
  • FR702068A - Conveyor belt unloading device for packaged and bulk goods : en fr
  • DE521740C - Case for bar-shaped shaving soap : de en
  • US1797665A - Recorder : en
  • US1797987A - Punch : en
  • US1797655A - Process for the production of aluminum oxide or products containing aluminum oxide out of material containing aluminum sulphide : en
  • US1797935A - Telephone system : en
  • DK43882C - Hygienic Packaging, e.g. for Bread. : da en
  • DE520804C - Circuit arrangement for calling company lines in telephone systems with dialer operation : de en
  • FR701880A - Continuous speed change transmission device : en fr
  • DK43865C - Device by which the soil layer lying below the ground surface can be brought up to the surface. : da en
  • GB345324A - Computing machines : en
  • GB345407A - Improvements in label holders or containers : en
  • AU2570230A - Improvements in and connected with stuffed quilts : en
  • GB345323A - Improvements in fluid supply means for rotary vessels or containers particularly applicable to drying cylinders : en
  • GB345588A - Improvements relating to brakes for vehicles : en
  • FI13408A - Anordning vid rotationsmotorer, pumpar, mätare eller liknande : en fi
  • FR701997A - Car trunk : en fr
  • DE521746C - Roofing scaffolding : de en
  • GB345630A - Process for the manufacture of albumose-like degradation products : en
  • US1798074A - Machine for welding flues : en
  • DE521447C - Device for stretching pipes using roller rings : de en
  • DE521954C - Adjustable rifle support device for shooting stands u. like : de en
  • GB345601A - Apparatus for optically investigating the dust-content of air and other gases : en
  • GB345673A - Process for the production of white or coloured matt surfaces on ethers or esters ofcellulose or its transformation products : en
  • DE521678C - Split pipe clamp : de en
  • DE522026C - Device for placing the bricks cut off by the strand coming out of the extrusion press onto frames that are moved past the clay strand in front of its front end : de en
  • DE521851C - Mixing and impact tools for impact and stirring machines with planetary gear drive of the tools : de en
  • US1797257A - Tank : en
  • US1797689A - Lamp shade : en
  • US1798106A - Shears for cutting profiled material : en
  • GB345443A - Improvements in covers for dishes, plates, and the like : en
  • DE521542C - Apparatus for carrying out electrochemical or thermal reactions with hydrogen : de en
  • DK43890C - Mudguard. : da en
  • DE521579C - Device for the production of containers by welding sheet metal sections : de en
  • FR702049A - oven for repairing tires : en fr
  • US1798029A - Adjustable crayon holder : en
  • DE521657C - Pouring device for warehouse : de en
  • DE522010C - Washing device for beet leaf washing : de en
  • GB345369A - Improvements in fluid flow controlling valves : en
  • AT121931B - Automatic scales with coarse filling and fine filling. : de en
  • AT121853B - Device on machines for folding and zigzag nesting of paper sheets, such as cigarette paper bundles and the like. like : de en
  • US1797299A - Necktie clasp : en
  • US1797974A - Grade-crossing signal : en
  • CA309739A - Supporting frame for glider seats : en fr
  • AU2940630A - Honing device : en
  • FR701850A - Electrical contact device : en fr
  • GB345507A - Improvements in or relating to wind-screens for vehicles, ships and aircraft : en
  • GB345607A - Improvements in or relating to vehicles : en
  • AT121928B - Spray electrode for electric gas cleaners, consisting of one or more flexible bands or strips held in a frame. : de en
  • AT122067B - Valve, especially for air hoses of vehicle tires or the like. : de en
  • USD83766S - Design for a surface tile for a wall cap course : en
  • AU2430929A - Improvements in distance recording devices for road vehicles : en
  • AT122095B - Container made from a mesh. : de en
  • US1797826A - Clutch for automatic transmissions : en
  • AT121875B - Flexible disc for shaft couplings. : de en
  • US1798073A - Measuring attachment for receptacles : en
  • US1798038A - Apparatus for slicing meat and the like : en
  • US1797761A - Compressor valve : en
  • US1797367A - Numbering head : en
  • US1797303A - X-ray machine : en
  • US1797375A - Electrode for electrolytic apparatus : en
  • US1797381A - Paintbrush and bucket holder for ladders : en
  • US1797792A - Drip molding for vehicles : en
  • DE521382C - Process for the preparation of 2-alkoxy-1, 4-diaminoanthraquinones and their derivatives : de en
  • US1797315A - Cigarette mold : en
  • US1797369A - Thermo-electro-responsive device : en
  • US1797578A - Front-wheel-drive motor vehicle : en
  • USRE18006E - Ash-removing device : en
  • US1797396A - Windshield-operating mechanism : en
  • US1797442A - Braking device for spring suspension : en
  • AT121952B - Process for the production of wheel disks with an outwardly decreasing thickness. : de en
  • USD83719S - Design for a ring : en
  • AU2573730B - Wheel wobble damping attachment for motor vehicles : en
  • AT121910B - Protective device for electrical systems. : de en
  • GB345467A - Improvements relating to selective card cabinets : en
  • US1797859A - Pastry cutter : en
  • US1797951A - Firearms magazine : en
  • US1798092A - Rail-fastening means : en
  • GB345320A - Improvements in or relating to containers adapted to serve for display, and use of tobacco : en
  • GB345494A - Improvements in the manufacture and production of ammonium carbamate : en
  • GB345529A - : en
  • FR702065A - Device for assembling tubes or pipes using a metal sleeve : en fr
  • GB345478A - Improved float for fishing nets : en
  • US1797772A - Speedometer : en
  • GB345403A - Improvements in or relating to cartons and similar containers of cardboard and the like : en
  • DE521517C - Folding box with a holding device that is attached to it for carrying the object to be packaged and can be folded flat with it : de en
  • FI13404A - Kombinerad torrdistillations- och förbränningsanläggning för kol, Torv, brunkol eller dylikt : en fi
  • GB345941A - Improvements in metal cutting machines : en
  • FR701842A - Improvements to wrapping machines : en fr
  • USD83743S - Design for a machine tool : en
  • AT121856B - Roll stand for cross cutting machines. : de en
  • AT122066B - Circuit diagram for monitoring a line system. : de en
  • US1797412A - Child's cart : en
  • US1797886A - Electric thermostat : en
  • FR701890A - Coal preparation process : en fr
  • FR702028A - Dropper or jet closure device for bottles and flasks, etc. : en fr
  • AT122016B - Water gas generator for the production of water gas from coal dust and water vapor. : de en
  • AT122028B - Process for drying sugar beet. : de en
  • FR701921A - thread cleaner : en fr
  • DE521646C - Acetylene generator : de en
  • DE521664C - Process for the production of a plastic mass from animal glue : de en
  • DE521889C - Arrangement for identifying the resonance of mechanical systems, in particular tongue frequency meters : de en
  • US1797500A - Railway-rail joint : en
  • DE521939C - Device for securing the position of plates in photographic cassettes : de en
  • FR701962A - Frame for electric traction motors, combined with nose suspension : en fr
  • GB345504A - : en
  • US1797682A - Grain-lifter guard for mowing machines : en
  • US1797402A - Noncorrosive water and alcoholic solution : en
  • US1797890A - Garment shoulder strap : en
  • DE521656C - Auxiliary device for attaching and holding one in a hollow body, for. B. a motor piston, a reinforcing part to be poured into the casting core during the casting : de en
  • DE522018C - Speed controller for spring mechanism drives of recording kinematographs : de en
  • GB346022A - Improvements in vehicles for undulating ground : en
  • AT122078B - Mounting of the prime mover on vehicles, in particular rail vehicles. : de en
  • FI13461A - For the purpose of sorting the genomics and genomic paper, the film and the film : en fi
  • FR702072A - Pocket comb enhancements : en fr
  • FR701810A - Improvements to guide compasses : en fr
  • FR702039A - Metal seal for pistons and others : en fr
  • GB345606A - Improvements in automatic couplings for railway vehicles : en
  • GB345944A - Improvements relating to electrically conducting coils or windings : en
  • DE520124C - Photo copier : de en
  • DE521841C - Pit construction for difficult mountain conditions : de en
  • US1797368A - Apparatus for producing lampblack : en
  • DE521623C - Device for the step-by-step forward movement of a paper web to be printed in address printing machines : de en
  • FR701870A - Seat belt : en fr
  • GB345660A - Improvements in or relating to indicating scales such as are used with the tuning controls of wireless receivers : en
  • FR701935A - Improvements to tail-cutters, branding irons, and similar electrically heated devices : en fr
  • GB345605A - Improvements in or relating to valve mechanisms for two-stroke internal combustion engines : en
  • US1797727A - Dispensing device : en
  • US1797810A - Multistage high-pressure centrifugal pump : en
  • FI13414A - Axellagersmörjningsanordning för droppvis smörjning, särskilt för spår- och järnvägar Medels en samlings- och en droppningsnåt : en fi
  • FR702005A - Process for manufacturing artificial stone objects by centrifugation in a mold : en fr
  • GB345464A - Method of and means for testing the purity of solid or liquid hydrocarbons : en
  • FI13466A - Varpspelsanordning för förflyttning av Tunga föremål särskilt Automobiler, vilka kört fast eller i diket : en fi
  • GB345958A - Improvements in liquid fuel burning apparatus : en
  • US1797291A - Paper-making machinery : en
  • US1797972A - Magnetic clutch : en
  • GB345404A - A method of mordanting hair or the like for the production of felt : en
  • GB345459A - Double-sided illuminated box sign for gas lighting : en
  • DE521636C - Device for arc suppression on switching contacts : de en
  • DE522021C - Lifeguard net : de en
  • DE521827C - Stoneware container for vinegar and liquid food : de en
  • FR701827A - Device receiving objects to be dispensed : en fr
  • US1797258A - Steam trap : en
  • US1797846A - Electric heat-control system : en
  • FR701966A - Automatic pump for supplying liquid fuel to automobile engines and the like : en fr
  • US1797339A - Canule for cow teats : en
  • USD83752S - Design por metal mesh fabric : en
  • DE521573C - Procedure for seismic soil research : de en
  • FR701766A - Device to prevent back-ignition in mercury vapor rectifiers : en fr
  • DE521812C - Induced draft system : de en
  • GB345542A - Improvements in locomotive throttle or regulating valve apparatus : en
  • FR701832A - Multiple fiber drawing bench with pneumatic cylinder : en fr
  • GB345541A - Mouthpieces for ventilation devices : en
  • DE521962C - Harness for weaving semi-twist fabrics : de en
  • FR701863A - Surface condenser : en fr
  • GB345943A - Improvements in hydraulic lifting jacks for lifting motor cars and other vehicles : en
  • FR701947A - Method and device for the mechanical production of glass composed of several layers, in particular of coated glass : en fr
  • FR701755A - Electric primer : en fr
  • FR701911A - Protector against asphyxiating gases : en fr
  • FR702026A - Instrument for measuring the quantity of liquid passing through a pipe in the unit of time : en fr
  • DE521643C - Device for electric arc welding by means of two-phase or three-phase three-phase current : de en
  • FR701924A - Gear shift mechanism : en fr
  • GB345426A - Improvements in or relating to fluid pressure motors having toothed wheel rotors : en
  • GB345963A - Improvements in or relating to addressing and like series printing machines : en
  • AU3091430A - Improvements in rubber or like coated articles and toa method of coating articles with rubber or like material : en
  • DE514194C - Process for the gasification of fuels with water vapor and air or more or less pure oxygen : de en
  • DE521624C - Sheet feeder : de en
  • US1797417A - Ice-cream dispensing : en
  • US1797650A - Car-coupler mechanism : en
  • US1797889A - Bookrest : en
  • AT122088B - Train tail indicator. : de en
  • FR701770A - Improvements to the discharge mechanism in printing machines : en fr
  • FR701804A - Improvements to wheel hubs for baby carriages and the like : en fr
  • FR701978A - Apparatus for testing the brakes of a motor vehicle : en fr
  • DE521914C - Fertilizer spreader with two perforated floors, one above the other, adjustable against each other : de en
  • GB319591A - Improvement in process of producing the alpha polymer of vinyl chloride : en
  • US1797729A - Multiple-spindle machine tool : en
  • USD83750S - Design for a light standard : en
  • USD83769S - And arthur p : en
  • US1798107A - Corn planter : en
  • USD83777S - Design for an ash tray or similar article : en
  • US1797312A - Heater for preheating milk : en
  • US1797573A - Process for the treatment of fruit for the prevention of decay : en
  • US1797661A - Closing apparatus for hydraulic constructions, ships' elevators, and the like : en
  • US1797897A - Automatic binder hitch : en
  • US1797780A - Process of and mixture for increasing the durability of linings of furnaces or ovens and the like : en
  • DE521794C - Round pile sheet feeder equipped with suction cups : de en
  • CA309742A - Electric jack : en fr
  • US1797529A - Wheel-rim mounting : en
  • US1797784A - Animal trap : en
  • US1797839A - Door seal : en
  • AU2691630A - Improvements in or relating to paper reenforciig machines : en
  • US1797646A - Log-grooving saw : en
  • US1797354A - Dating attachment for rotary printing machines : en
  • US1797948A - Electric-switch contact : en
  • CA309633A - Lifting device : en fr
  • CA309673A - Train stop valve : en fr
  • US1797414A - Sheet-push-off mechanism : en
  • AT121892B - Brake assembly for electric rail vehicles. : de en
  • CA309701A - Steam trap for low pressure heating systems : en fr
  • AT122086B - Articulated wagon train. : de en
  • US1797386A - Steam boiler and setting therefor : en
  • US1797745A - Control mechanism : en
  • US1797422A - Pipe-threading apparatus : en
  • AT121991B - Process for blackening objects made of steel, especially stainless steel. : de en
  • AU2813030A - Improvements in or relating to electric discharge tubes : en
  • US1798085A - Releasing mechanism for automatic vending machines : en
  • AT122098B - Line-up device for folders. : de en
  • AT121916B - Device for electrical measurements on small sections within operationally laid transmission lines, especially on parts of very small capacitance compared to the total capacitance. : de en
  • US1797723A - Pencil with lead shiftable and fixable by a sliding sleeve : en
  • AU2577530B - Circuit arrangements for automatic or semi-automatic telephone exchange systems : en
  • AU2990430B - An improved internal combustion engine : en
  • AT121905B - Pay phone for passive traffic. : de en
  • CA309734A - Method of receiving radio signals : en fr
  • US1798043A - Internal-combustion engine : en
  • US1797397A - Swimming-pool construction : en
  • US1797532A - Brake-hanger support : en
  • DK43879C - Heat-insulating material, in particular intended for packaging. : da en
  • AU2519030A - M Improvements in paper delivering devices : en
  • AT122061B - Hydraulic braking device. : de en
  • AU54931A - Method of processing" material and apparatus therefor : en
  • CA309737A - Pavement breaking machine : en fr
  • AT121859B - Method of manufacturing a rolling grille. : de en
  • DK43897C - Filter cards, in particular for use in devices for the determination of milk sludge. : da en
  • FR701943A - Control device by rotating handlebar grip : en fr
  • FR701815A - Starting control device for combustion engines : en fr
  • FR701852A - Process for dyeing and printing cellulose ester fibers : en fr
  • GB345531A - Improvements in tunnel drying ovens : en
  • DE521651C - Band massage device : de en
  • CA309639A - Bottle cap remover : en fr
  • DE521550C - Jointing device for a paving machine : de en
  • DK43880C - Fluorescent lamps containing a mixture of neon and mercury vapor. : da en
  • DE521739C - Process for the manufacture of vaccines : de en
  • CA309595A - Process of treating filaments, yarns or threads of cellulose derivatives : en fr
  • CA309603A - Nozzle : en fr
  • US1797657A - Airplane : en
  • DE521865C - Device for the intermittent drive of the conveyor rollers for feeding the backs of binding covers in machines for their production : de en
  • DE521894C - Hand knitting machine : de en
  • US1797464A - Bobbin board : en
  • US1798125A - Roller bearing : en
  • US1797361A - Attachment for portable drills : en
  • USD83760S - Rated : en
  • US1797740A - Change-speed gearing : en
  • US1797384A - Locking mechanism for freight-car doors : en
  • US1797937A - Lock : en
  • DE521546C - Blow-down device for tubular boiler : de en
  • DE521768C - Double cone reversing gear : de en
  • FR702053A - Microscope : en fr
  • GB345352A - Improvements in and relating to sewing needles : en
  • US1797479A - Railway-traffic-controlling apparatus : en
  • US1797928A - Manufacture of sulphuric acid : en
  • AU2569830A - Improved lock forthe steering gear of automobiles : en
  • AT121938B - Device for dispensing toothpicks. : de en
  • AT122038B - Device in cigarette tube machines with continuously advancing tube strand in order to bring the outer edge of the mouthpiece under the seam of the tube. : de en
  • AT122093B - Letter folder. : de en
  • FR701798A - Current limiter : en fr
  • US1797302A - Apparatus for the control of highway-crossing signals : en
  • US1797424A - Sound producer : en
  • AT121963B - Process for the manufacture of industrial or agricultural forks forged from steel. : de en
  • AT121997B - Process for the preparation of acetals. : de en
  • US1797809A - Mechanism for eliminating overstrain of measuring spindles in machine tools : en
  • US1798044A - Remote control apparatus : en
  • US1798059A - Machine for making rotors : en
  • AT122043B - Die holder for type casting machines. : de en
  • AT122091B - Closure (crampon). : de en
  • DE521675C - Device for rendering the exhaust gases from internal combustion engines harmless, in particular for diesel engines from mine locomotives : de en
  • DE521754C - Means for combating muscids : de en
  • US1797482A - Pipe hoister for pumps : en
  • US1797945A - Entering table for shearing machines : en
  • US1797795A - Device for welding fins to tubes : en
  • CA309711A - Production of phosphoric acid and hydrogen : en fr
  • US1797426A - Manufacture of hydrogen : en
  • US1797401A - And herbert w : en
  • US1798052A - Warning signal : en
  • DE521511C - Footwear with a metal sole : de en
  • US1798121A - Pipe joint : en
  • AU2902130A - Improvements in or relating to car couplers : en
  • US1797392A - Merry-go-round : en
  • US1797467A - Clip : en
  • US1797797A - Endless-track vehicle : en
  • AT121934B - Device for ensuring the delivery of liquids in certain quantities to liquid distributors with one or more measuring vessels that are alternately filled and emptied. : de en
  • US1797360A - Lumberman's tool : en
  • US1797575A - Brake and clutch pedal interlocking mechanism : en
  • US1797876A - Centrifugal blood-separating machine for serum plants : en
  • AT121924B - Electromagnetic lock for the starter controller if the engine is started too quickly. : de en
  • US1797599A - Cable device : en
  • FR701901A - Jewel intended to form brooch without pin or closure of bag : en fr
  • US1797373A - Metal leg and tie strap for containers : en
  • US1797961A - Mail bag : en
  • US1797982A - Power-transmitting and speed-changing mechanism : en
  • US1797449A - Transfer mechanism for nut-making machines : en
  • GB345556A - Improvements in method of making sulphur trioxide : en
  • DE521821C - Reducing valve : de en
  • FR702002A - Improvements to pneumatic tires and the wheels for which they are intended : en fr
  • US1797923A - Animal trap : en
  • GB345521A - Improvements in or relating to compositions of matter and articles or products obtainable therefrom : en
  • FR701976A - High fragmentation explosive projectile and its manufacturing process for artillery pieces and other applications : en fr
  • FR702059A - Shoe rack : en fr
  • GB345567A - Improvements in and relating to throttle valves : en
  • DE520004C - Device for determining small changes in resistance with a Wheatstone bridge circuit and a cross-coil instrument : de en
  • DE520678C - Switching device for tapping points, in particular of tank systems for motor vehicles, with measuring vessel : de en
  • DE521718C - Folder, pad or the like with a fold that accommodates the stapling means : de en
  • DE521844C - Process for the production of hormone mixtures from glands and other organs that deliver an internal secretion or other specific substances : de en
  • FR50768E - Switch with arc extinction by a jet of compressed air : en fr
  • FR701958A - Fire extinguisher : en fr
  • GB345530A - Improvements in or relating to water taps, stop cocks and the like : en
  • AU2905230A - Improved manufacture of pneumatic tyre casings : en
  • US1797389A - Tire-measuring tape : en
  • US1797717A - Workench : en
  • FR701830A - Elastic fluid turbine : en fr
  • DE521524C - Circuit arrangement for telephone systems, in which female officers are given optical and acoustic signals at the same time : de en
  • DE521850C - Chair with a height-adjustable seat mounted on a spring-loaded spindle : de en
  • FR702089A - Improvements to metal sheets or sheets and their manufacturing process : en fr
  • FR701860A - Combustion machine valve control device : en fr
  • FR701893A - Suction and treading machine : en fr
  • DE521839C - Device for regenerating base exchangers in the water softener : de en
  • DE521788C - High compression aircraft engine : de en
  • DE521908C - Ribbon switching device for cash registers and similar machines : de en
  • US1797676A - Extension-spout oil can : en
  • USD83723S - Design for a shoe : en
  • AT121908B - Circuit arrangement for voters with individual drives and free choice in telephone systems. : de en
  • DE521697C - Method and device for cleaning gases : de en
  • US1797234A - Fishing lure : en
  • US1797873A - Combined gas tank and running-board apron : en
  • US1797405A - Method and apparatus for separating air from liquids : en
  • US1797357A - Chromium plating : en
  • US1797469A - Headlight attachment : en
  • US1797708A - Method of and apparatus for softening water by base exchange : en
  • US1797933A - Railroad switch : en
  • US1797587A - Current rectifying apparatus : en
  • DE521513C - Device for attaching a shoe stain to a shoe heel : de en
  • GB345412A - Improvements in umbrellas : en
  • AU2965630A - Improvements in or relating to lids and like covers for jars bottles, and like receptacles : en
  • US1797309A - Ventilated shoe : en
  • US1797353A - Bunch-building and bobbin-forming attachment for spinning machines : en
  • FR701819A - Container for dispensing shaving paste and other pasty products : en fr
  • FR701957A - Connection device for fluid line with or without pressure : en fr
  • GB345448A - Improvements in or relating to measuring tapes : en
  • US1797634A - Hasp fastener : en
  • US1797219A - Insulator-supporting fixture : en
  • US1797942A - Tube frame for axminster looms : en
  • US1797748A - Method of splitting stone : en
  • CA309620A - Process of preparing ceramic materials : en fr
  • GB345992A - Sanding apparatus for the upkeep of roads : en
  • GB346024A - Vehicle wheel : en
  • DE521604C - Labyrinth seal : de en
  • USD83783S - Design fob a vase : en
  • FR701982A - Wheat treatment process for the improvement of flour : en fr
  • FR702031A - Device ensuring the seal at the connection point of the panty-shaped pipes : en fr
  • FR702097A - Improvements to processes and devices for synchronizing and paralleling alternators : en fr
  • AT121911B - Rod for windings, in particular single-layer windings of commutator machines. : de en
  • US1797667A - Metallic battery supply from grounded sources : en
  • AT121889B - Bimetal element. : de en
  • AT121858B - Adhesive tape. : de en
  • FR702020A - Method and device for the permanent control of the constitution of solid matter of any kind distributed in a liquid : en fr
  • GB345667A - Improvements in and relating to combined internal combustion or steam and liquid pressure engines : en
  • FR701782A - Needle container for phonographs and other needle-shaped objects : en fr
  • GB345626A - Improvements in and relating to the production of saturated fatty acids : en
  • US1797660A - Tractor hitch : en
  • US1797561A - Railway-traffic-controlling apparatus : en
  • US1797596A - Luggage carrier for vehicles : en
  • DE521528C - Process for cleaning or degassing liquid metal by shaking : de en
  • DE521698C - Spring hanger with hook : de en
  • FR701771A - Improvements to the cutting and feeding mechanism in printing machines : en fr
  • CA309616A - Frigorific apparatus : en fr
  • US1797294A - Shipping automobiles : en
  • US1797331A - Fair-lead : en
  • AU2603630A - Improvements in feed water heaters for locomotive and like boilers : en
  • DE521757C - Starting device for motor vehicle engines : de en
  • FI13434A - Luftuppvärmningsapparat : en fi
  • US1797391A - Method of and apparatus for unwinding and winding textile strands : en
  • US1797787A - Spring structure : en
  • US1798046A - Self-filling sac pen : en
  • US1797802A - Concealed hinge : en
  • US1797952A - Picker-stick-retracting device : en
  • USD83781S - Design for an ash tray or similar article : en
  • US1797452A - Clasp or toggle : en
  • US1797454A - Fluid-pressure brake : en
  • US1797274A - Motion-picture camera : en
  • US1797880A - Electric-light signal : en
  • CA309728A - Sheet feeding apparatus : en fr
  • AU2832630A - Improvements in collapsible perambulator carriages : en
  • DE521858C - High drilling device with device for relieving the drilling tool : de en
  • FR701818A - Auxiliary starting device for motor vehicles : en fr
  • FR701872A - Improvements to pants, jackets and other similar garments : en fr
  • GB345489A - Improvements in and relating to plastic compositions and methods of making the same : en
  • AT121950B - Method for inserting blades in radial turbines. : de en
  • FR701908A - Improvements to roller bearings for lathes and other machine tools : en fr
  • AT121868B - Holder for the rolling elements in anti-friction bearings. : de en
  • GB345661A - Improvements in edge-trimming attachments for lawn mowers : en
  • GB345401A - Improvements in means for supporting and insulating electrical conductors for overhead transmission lines : en
  • GB345511A - Apparatus for the treatment of gases or mixtures of gases and vapours in the presence of catalytic or purifying agents and for the reactivation of such agents : en
  • GB345550A - Improvements relating to operating mechanism for the variable speed gears of motor cycles : en
  • US1797709A - Base-exchange water softener : en
  • US1797907A - Guard for circular saws : en
  • DE521592C - Automatic fire alarm : de en
  • US1797448A - Cutting mechanism : en
  • CA309627A - Hydrocarbon depolymerization apparatus : en fr
  • DE500894C - Water gas generator with externally heated shaft that is used for continuous water gas generation : de en
  • FR701829A - Beet tapper device intended to separate the soil from the beets and to place the cleaned beets in rows : en fr
  • DE521364C - Device for the simultaneous exchange of all paper rolls on multiple printing units : de en
  • FR701930A - : fr
  • US1797760A - Production of titanium compositions : en
  • US1797816A - Tire-patch-container lid : en
  • US1797651A - Conveying system : en
  • DE521500C - Friction drum : de en
  • FI13432A - Fuel supply door to hello : en fi
  • GB345381A - Tobacco stemming machines : en
  • GB345387A - Improvements in and relating to floor coverings and the like : en
  • US1797666A - Stuccoing and plastering machine : en
  • FI13482A - Ice auger : en fi
  • GB345597A - Improvements in and relating to apparatus for folding fabric longitudinally : en
  • US1797604A - Child's play dress : en
  • US1798075A - Cleaning and polishing compound : en
  • DE521572C - compass : de en
  • GB345933A - Improvements in, and relating to, the pouring of molten metal : en
  • GB319590A - Improvement in or relating to coating compositions : en
  • CA309755A - Garden path curb : en fr
  • DE521536C - Device for emptying containers : de en
  • GB345358A - Improvements in means for reducing the atmospheric moisture content in confined spaces : en
  • AU2584530A - Improvements in and relating to golf clubs : en
  • DK43868C - Steam generator. : da en
  • US1797434A - Pneumatic separator for pulverizing mills : en
  • DE521940C - Control for pumps with reversible conveying direction for hydraulic feed actuations : de en
  • GB345419A - Improvements in apparatus for spinning and doubling textiles and the like : en
  • AT121884B - Nut lock. : de en
  • AT121912B - Procedure for overlaying extensive power networks with control currents. : de en
  • AT121917B - Distance protection device. : de en
  • AT122058B - Expansion internal brake. : de en
  • AT121949B - Automatic boil-over prevention and heat regulator for cooking vessels. : de en
  • AU2900830A - Dumping body hoist : en
  • AU2905130A - Improved manufacture of pneumatic tyre casings : en
  • US1797440A - Metal-frame door : en
  • US1797625A - Cushion wheel : en
  • AT121937B - Drum scale with pendulum weights. : de en
  • AU2954030A - Improvements in or relating to automatic phonographs : en
  • DE521246C - Hydraulic booster working with jet pipe : de en
  • DE521672C - Magneto : de en
  • US1797627A - Heater : en
  • US1797225A - Refrigeration system : en
  • US1797565A - Car loader : en
  • US1797902A - Furnace for heating sheets and pairs : en
  • AT121854B - Device for obtaining copies of the correct category on loose sheets or cards on the one hand and pre-punched but stapled, blocked or bound sheets on the other. : de en
  • CA309741A - Apparatus for obtaining light metals by electrolysis : en fr
  • DE521607C - Device for the production of jacquard cards for mechanical weaving : de en
  • DE521784C - Reinforced concrete ceiling with inclined ribs clamped at the end : de en
  • FR702075A - Improvements to bicycle and motorcycle locks : en fr
  • AU2959330A - Filter : en
  • AT122021B - Process for producing smooth surfaces on synthetic precious stones of the corundum and spinel class. : de en
  • CA309658A - Process of activating chemical reactions : en fr
  • CA309675A - Door : en fr
  • CA309648A - Syringe : en fr
  • DE521766C - Protective cover for container : de en
  • AT121900B - Microphone. : de en
  • AT121935B - Table base. : de en
  • AT122036B - Cigarette box. : de en
  • DE521875C - Rotary printer : de en
  • AU2781730A - Improvements relating tothe gas passages ofthe cylinders of internal combustion engines : en
  • US1797758A - Pressure member for pressing machines : en
  • US1797841A - Scoop-condenser apparatus : en
  • GB345496A - Apparatus for the treatment of gases or mixtures of gases and vapours, in the presence of catalytic or purifying agents and for the reactivation of such agents : en
  • AT121936B - Device for manufacturing disk wheels for vehicles. : de en
  • AT121942B - Cutting edge bearings for scales or the like. : de en
  • DE521815C - Swivel mechanism on potato harvesting machines with a drawbar frame hinged to the machine frame, to be engaged by a shift lever : de en
  • DE521276C - Tab for index cards, which engages with tongues in notches in the cards and is provided with a frame that has a viewing opening to accommodate a labeling panel : de en
  • GB345984A - Improvements in pipe unions : en
  • DE521658C - Jug with double-walled insert vessel : de en
  • DE521950C - Engine starter device, especially for motorcycles : de en
  • DE521817C - Rubber band, especially as a drive belt, with a metal band insert : de en
  • CA309594A - Manufacture of cellulose esters : en fr
  • US1798114A - Oven-door hinge for gas ranges : en
  • FI13410A - Sätt att framställa kromjärnsvamp : en fi
  • AT121885B - Adjustable disc clutch. : de en
  • AU2574930A - Improvements in or connected with hinges for lavatory seats : en
  • FI13437A - Kryssfanerplatta : en fi
  • FR702060A - Switch clock enclosed in a box : en fr
  • US1797901A - Manufacture of sheathing lumber from redwood bark : en
  • USRE18008E - J p nielsen : en
  • US1797547A - Lubricating device for the ways of lathes : en
  • DE521874C - Sheet-fed rotary printing machine for multi-colored sheet printing : de en
  • DE521749C - Process for the direct production of homogeneous rubber goods from rubber dispersions by electrical means : de en
  • US1798061A - Vacuum conveyer : en
  • DE521588C - Alarm lock with closing of the circuit in the strike plate : de en
  • AU2872630B - Method of manufacturing lead sulphates containing lead oxide : en
  • CA309685A - Gaseous conduction lamp : en fr
  • US1797476A - Agricultural machine : en
  • US1797539A - Motion-picture-film-retaining device : en
  • USD83727S - Design for a cigarette dispenser : en
  • DE521330C - Correction device for acoustic or optical systems for searching or tracking aircraft : de en
  • AT121852B - Device for feeding and inserting pieces of cardboard on a machine for folding and nesting paper sheets such as cigarette paper sheets and the like. like : de en
  • CA309569A - Apparatus for the preparation of feldspathic flux for porcelain, glass, etc. : en fr
  • FI13480A - Anordning vid slagverktyg : en fi
  • US1798050A - Automatic telephone-dial-operating pencil attachment : en
  • DE521897C - Process for the production of a covering, especially for floors : de en
  • AT121944B - Counter. : de en
  • FR702090A - Coating materials : en fr
  • DE521501C - Notching machine : de en
  • US1797383A - Coupling : en
  • US1797546A - Ornamental side ring for wire-spoked wheels : en
  • DE521418C - Pressed sheet metal door for closed cars : de en
  • FR701790A - Warning window for automobiles : en fr
  • DE521792C - Method of mixing tobacco leaves : de en
  • GB345674A - : en
  • AT122040B - Ski binding. : de en
  • DE521219C - Glass blowing machine : de en
  • FR702023A - Process for the production of alkylene cyanohydrins : en fr
  • GB345378A - Improvements in, or relating to, dinner wagons or the like : en
  • FR702003A - Improvements in the manufacture of casings for pneumatic tires : en fr
  • FR701757A - Furniture manufacturing process : en fr
  • DE521791C - Car body for motor vehicles : de en
  • AT121906B - Device for remote display of the sum of several quantities. : de en
  • FR701885A - Scoring device for various games : en fr
  • CA309679A - Arc resistant composition : en fr
  • FI13403A - Garns and the like and for the first time : en fi
  • FR701787A - Film to prevent fogging and adhesion of rain droplets to glass, mirrors, etc., and method of manufacture : en fr
  • US1797344A - Dumping truck : en
  • US1797882A - Apparatus for testing multiple-welded pipe : en
  • DE521813C - Tool for tiller : de en
  • DE521999C - Metal vapor rectifier : de en
  • FI13458A - Refunds for continuous cellulose cellulose or liquid fiber : en fi
  • GB345679A - Improvements in damping arrangements for acoustic instruments : en
  • DE521433C - Glow tube for light control : de en
  • DE521755C - Multi-cylinder two-stroke internal combustion engine : de en
  • FR701851A - Automatic valve : en fr
  • FR701983A - Automatic circuit breaker : en fr
  • US1797947A - Liquid-dispensing apparatus : en
  • USD83772S - Design por an ash tray or similar article : en
  • US1797249A - Apparatus for the manufacture of cords or strings : en
  • US1797450A - Water-trap air-eliminating closet box : en
  • GB345379A - Improvements in and relating to the protection of iron pipes, tubes, bars or the like : en
  • AU2974030A - Improvement in camera construction and method of assembling same : en
  • DE521647C - Gas generator for gasoline-air gas for feeding the burning or singeing devices used in textile machines : de en
  • US1797418A - Method of attaching lead spouts : en
  • FR702088A - Automatic bottle labeling machine : en fr
  • FR701981A - Apparatus for throwing tennis balls for the methodical training of players : en fr
  • US1797410A - Feed-valve device : en
  • US1797330A - Bucket and bucket elevator and dredge : en
  • US1797919A - Quartz bulb : en
  • US1797975A - Fuel-feeding device for internal-combustion motors : en
  • US1798128A - Power-dispatching system : en
  • DE438555C - Manufacture of argon : de en
  • DE521842C - Heating wall with dividing walls that are essentially perpendicular to the heating wall in cross section : de en
  • GB345364A - Improved means for using the cylinders of internal combustion engines for inflating pneumatic tyres : en
  • US1797867A - Omniscope : en
  • US1798118A - Optiphone : en
  • FI13475A - A method of joining iron rims and dies and pads for tying packages according to the same method : en fi
  • FI13433A - Ugnsspjäll : en fi
  • FR701774A - Stove or oil furnace for the countryside : en fr
  • DE503538C - Device for collecting solar radiation through cylindrical-parabolic mirrors with a focal line : de en
  • US1798102A - Rear braking system for motor vehicles : en
  • USD83722S - Thomas d : en
  • CA309749A - Electromagnetic friction device : en fr
  • CA309652A - Clothes hanger and carrier : en fr
  • CA309706A - Electro-magnetic driving unit : en fr
  • US1797326A - Flying-wing aeroplane : en
  • US1797715A - Distillation of hydrocarbons : en
  • US1797794A - Training device for pilots : en
  • US1797538A - Automobile tire : en
  • AU132331A - Improvements in wire stretchers : en
  • AT121964B - Process for avoiding inclusions in gas or electric welds with alloyed welding wires. : de en
  • AT122017B - High-speed centrifugal sieve for sugar crystals, filling material, etc. like : de en
  • AU2716630B - Improvements in or relating to apparatus for catoling insects : en
  • US1797461A - Method of forming gears : en
  • US1797864A - Tube-dispatch system and the like : en
  • US1798008A - Garment : en
  • CA309754A - Clamping device with differential motion : en fr
  • CA309588A - Combined tractor and scoop and hoisting device : en fr
  • DE521781C - High-performance vertical tube boiler with water circulation : de en
  • DE521807C - Cascade, consisting of an asynchronous machine and two three-phase collector machines : de en
  • DE521976C - Headlights : de en
  • FR701938A - Refrigerating device : en fr
  • GB345574A - Improvements in and relating to pumps : en
  • US1797653A - Mones gross : en
  • DE521463C - Process for keeping the temperature constant in a room cooled by a cooling device : de en
  • DE521772C - Cross-winding machine with slotted drums : de en
  • FI13423A - Anordning vid disinfektionsugnar : en fi
  • DE470021C - AC winding for electrical machines : de en
  • FR701862A - Asparagus peeling machine : en fr
  • AT121940B - Libra. : de en
  • FR701847A - Heat transfer device : en fr
  • DE521692C - Press contact for electrical safety systems : de en
  • AT121932B - Brackets for curtains. : de en
  • AT121946B - Device for covering the unused divisions on scales with several divisions. : de en
  • US1797437A - Stuccoing and plastering machine : en
  • DE521520C - Process for the production of covering materials, such as wallcovering and. like : de en
  • DE521777C - Duct dryer : de en
  • US1798040A - Valve mechanism : en
  • US1797465A - Fountain pen : en
  • AT121943B - Display device for AC-fed hot wire vacuum gauges. : de en
  • AT121996B - Process for the preparation of naphthoquinone derivatives. : de en
  • CA309618A - Razor blade package : en fr
  • DE521820C - Control device : de en
  • FR50759E - : fr
  • GB304292A - Improvements in or relating to the production and employment of oxygen : en
  • DE521424C - Paint spray gun : de en
  • US1797242A - Truck mixer : en
  • US1797736A - Bearing or carrier mounting : en
  • US1797755A - Shock absorber : en
  • USD83756S - Blanket : en
  • CA309712A - Plate and dish : en fr
  • US1797533A - Liquid pumping and circulating system : en
  • US1797906A - Gas cleaner : en
  • US1797719A - Spring-reaction neutralizer : en
  • AT122060B - Axle bearing arrangement. : de en
  • AU2570730A - Improvements in diapers : en
  • DE521984C - Vertical chamber furnace with horizontal heating elements : de en
  • US1797703A - Combined bar pin, pendant, and choker : en
  • DE522019C - Device for centering wheels, in particular insert spoke wheels on concentricity : de en
  • CA309721A - Road rail : en fr
  • US1797550A - Core catcher : en
  • US1797411A - Fluid-pressure brake : en
  • AT121879B - Joint disc. : de en
  • AT122075B - Two-axle driven rail vehicle. : de en
  • AU2969930A - Improvements insound reproducers ofthe loudspeaker type : en
  • GB345444A - Improvements in or relating to devices for separating mould parts : en
  • CA309642A - Washing and cleaning apparatus : en fr
  • CA309693A - Process of making solutions of infusible aminealdehyde condensation products : en fr
  • AT122074B - Safety pin for car axles. : de en
  • CA309731A - Gas filled incandescent cathode discharge tube : en fr
  • US1797221A - Traffic signal : en
  • US1797455A - Vacuum cleaner : en
  • AT121919B - Device for temporarily increasing the control speed of electrical high-speed controllers : de en
  • US1797521A - Ironing machine : en
  • US1797530A - Subframe construction : en
  • FI13447A - Anordning för Vätskeutledning vid centrifugalseparatorer : en fi
  • FR702079A - Process for the production of dispersions : en fr
  • US1797570A - Gas and oil burner : en
  • US1797836A - Work holder : en
  • AT121981B - Process for the production of neutral, high-percentage and spreadable calcium nitrate. : de en
  • DE521496C - Deflagration internal combustion turbine : de en
  • DE521156C - Cash register : de en
  • DE521836C - Sorting, counting and feeding of tablets : de en
  • US1797250A - Improved process for manufacturing transparent vulcanized rubber : en
  • US1797420A - Portable night light : en
  • US1797572A - Process for the treatment of fruit for the prevention of decay : en
  • DE495225C - Equipment on ships for stowing cargo : de en
  • DE521617C - Device for cleaning the discharge electrodes of electrical gas cleaners : de en
  • AU2572430B - Method for producing sulphuric acid and metals simultaneously bythe electrolysis of sulphuric acid and metallic sulphates : en
  • CA309672A - Asphaltic binder applying method : en fr
  • US1797311A - Fire shutter : en
  • US1797788A - Telephone system : en
  • AT121888B - Inquiry facility for several exchange lines. : de en
  • AT121968B - Device for the production of evenly colored rayon. : de en
  • AT122039B - Method and device for mixing tobacco, preferably in leaf form, and similar substances. : de en
  • DE521421C - Device for grinding workpieces, which consist of two unequal hard materials adjoining one another in one area : de en
  • AT122001B - Vessels, pipes or the like, especially for the chemical industry. : de en
  • US1798081A - Self-disinfecting brush : en
  • AU2578830A - Circuit arrangements for automatic or semiautomatic telephone exchange systems : en
  • AU2970930B - An improved electric lighting device : en
  • DE521336C - Manufacture of carbon disulfide : de en
  • USD83742S - Design foe an ice-cream cone : en
  • CA309600A - Triangular folding rule : en fr
  • DE505308C - Power drive for flat knitting machines : de en
  • GB345460A - Improvements in and relating to shades for use in connection with the illumination of billiard and like tables : en
  • GB345676A - Improvements in or relating to the production of mirror glass : en
  • CA309619A - Manufacture of razor blade blanks : en fr
  • AU2931330B - Improvements in or relating to means lor use in conjunction withthe printing mechanism of weighing apparatus for preventing a printing operation being effected except whenthe apparatus isin equilibrium : en
  • CA309699A - Apparatus for manufacturing tires : en fr
  • AU2940630B - Honing device : en
  • DE521985C - Concentration of nitric acid : de en
  • DE521707C - Device for regulating the mixture formation in spray gasifiers : de en
  • CA309746A - Identification key tag : en fr
  • CA309577A - Road clearing device : en fr
  • AU2918030B - New process of refinement of mineral oils and mineral fats : en
  • CA309597A - Seed potato cutter : en fr
  • CA309647A - Mulling machine : en fr
  • AT122020B - Coke oven. : de en
  • US1797645A - Tire carrier : en
  • US1797403A - Sash having resilient edge portions : en
  • US1798091A - Process for manufacturing the chlorides of the alkaline-earth metals from the sulphates of the alkaline-earth metals : en
  • US1798094A - Sack handle and filler : en
  • US1797917A - Pressed-metal automobile body : en
  • AU2577130A - Improvements in stump jump ploughs, cultivators and like implements : en
  • CA309740A - Process of producing beryllium alloys : en fr
  • AU2862330A - Process of and apparatus forthe electrolytic production of magnesium : en
  • CA309745A - Fluid regulator : en fr
  • US1797612A - Method of producing menthol : en
  • AT122006B - Process for the preparation of 5-iodo-2-aminopyridine and its derivatives. : de en
  • AU2426529A - Power unit : en
  • AT121920B - Automatic control or switching device for electrical train lighting or similar systems. : de en
  • CA309727A - Repair device for automobile tires : en fr
  • CA309613A - Means for connecting electrical connectors : en fr
  • FR702024A - Distillation process : en fr
  • GB345385A - Improvement in bottle necks and caps : en
  • AT121977B - Device for evaporating salt, sugar and other solutions. : de en
  • DE522005C - Process for killing and holding down microorganisms : de en
  • US1797970A - System of motor control : en
  • AT122030B - Tennis rackets reinforced with metal bands. : de en
  • AU2583330A - Negative glow lamps : en
  • US1797619A - Ornamental button : en
  • US1797964A - Tubing slip : en
  • AU2738830A - Improvements in fluid hoists : en
  • AT122055B - Floor frames for automobiles. : de en
  • DK43884C - Lifebuoy with automatically swivel floating tanks. : da en
  • AU2942930A - Process of treating hydrocarbons : en
  • CA309677A - Mouldable resin composition containing fabric filler : en fr
  • CA309747A - Stellite welding method : en fr
  • US1797278A - Web-cutting mechanism : en
  • US1797618A - Pressure-operated valve mechanism : en
  • US1797903A - Automobile signal : en
  • US1797884A - Display-stand holder : en
  • DE520624C - Steam or gas turbine : de en
  • FI13450A - Förgasare för förbränningsmotorer : en fi
  • CA309707A - Absorption refrigerating apparatus : en fr
  • CA309708A - Weigh can scale : en fr
  • FI13402A - Torkapparat för tvättkläder : en fi
  • FR702033A - New shoe manufacturing process : en fr
  • GB345662A - Improved manufacture of concentrated nitric acid : en
  • GB319587A - : en
  • AU2838530B - Means of separation of grit and sulphurous fumes from boiler Hue gases : en
  • AT122005B - Method and device for thickening liquids containing flavorings, in particular fruit juices. : de en
  • US1797265A - Insulating wall structure : en
  • AT121915B - High-voltage apparatus with arc extinguishing by liquefied gases. : de en
  • DE521594C - Centrifugal machine with wedge wire drum and discharge screw : de en
  • DE521824C - Wing for aircraft that can be enlarged by extendable auxiliary surfaces : de en
  • CA309704A - Process of manufacturing rubber articles : en fr
  • US1797659A - Apparatus comprising a heated chamber and transporting rollers, such as the annealing apparatus : en
  • US1797514A - Starting device for aeroplanes : en
  • AT122023B - Pesticides. : de en
  • CA309590A - Chair : en fr
  • AT121958B - Device for hardening the flanks of threads and worm flights or the like. : de en
  • AT121990B - Device for feeding apparatus for oxy-fuel welding, cutting or similar work with oxygen or another gas. : de en
  • CA309583A - Dishwashing machine : en fr
  • AT122053B - Swimsuit. : de en
  • AT122082B - Device for monitoring the filling of a control chamber in control valves and release valves on single-chamber compressed air brakes. : de en
  • DE521843C - Process for the production of ammonia imidodisulfonate : de en
  • DE521887C - Current transformer, in particular pot-type current transformer with at least two composite insulating bodies : de en
  • AT122073B - Over- or under-pressure brake. : de en
  • CA309691A - Shower bath mechanism : en fr
  • US1797356A - Concentration of ores : en
  • US1797685A - Animal trap : en
  • US1797491A - Fluid pump : en
  • CA309610A - Electric locomotive : en fr
  • AT121855B - Bath containers. : de en
  • AT121975B - Process for coating iron and steel objects with phosphates. : de en
  • DE521655C - Method for fixing seat rings for valves and gate valves made of corrosion-resistant building material by casting : de en
  • US1797505A - Releasing overshot : en
  • AU2960130B - Conduit construction : en
  • GB345603A - Improvements in projection apparatus : en
  • GB345388A - Improvements in grinding mills : en
  • CA309710A - Vat dyestuff : en fr
  • US1798077A - Suspension means for motor road vehicles : en
  • US1797385A - Refrigerating apparatus : en
  • US1798108A - Attachment for well-drilling devices : en
  • CA309678A - Mica composition : en fr
  • FR701854A - Buzzer : en fr
  • CA309622A - Flour and grain preservation process : en fr
  • FR701994A - Buckle for calf bands and clothing items : en fr
  • FR702095A - Improvements to Electrical Apparatus Using Piezoelectric Devices : en fr
  • GB345343A - Improvements in or relating to travelling dredgers for sewage and the like : en
  • FR701761A - Improvements made to spark plugs : en fr
  • GB345367A - Improvements in or relating to vehicles fitted with lifting appliances : en
  • DE521595C - Process for curing resinous phenol-aldehyde condensation products : de en
  • DE521808C - Device to facilitate the transport of transformers with support members attached under the transformer : de en
  • DE521716C - Process for the production of uniform, non-bronzing colorations with sulfur dyes : de en
  • FI13435A - Windbreaker : en fi
  • CA309567A - Plate-glass setting : en fr
  • DE520073C - Composite regenerative coke oven with longitudinal regenerators and heating in twin heating trains : de en
  • US1798016A - Combination quartering and pin-turning machine : en
  • US1798093A - Airplane : en
  • US1798096A - Gate : en
  • AT121891B - Suspension device for microphones. : de en
  • CA309692A - Process of making resin : en fr
  • US1797480A - Fracture splint : en
  • DE521473C - Cable and pipe clamp : de en
  • FR702070A - Plaster dressing with vulnerary or curative cushion : en fr
  • DE521924C - Device for sealing warm machine parts, in particular cylinder liners of internal combustion engines : de en
  • GB345447A - Improvements in and relating to advertising and display devices : en
  • GB345231A - A method of incorporating a heating appliance or container in a footmuff : en
  • AT121926B - Servo motor with differential winding. : de en
  • DE520484C - Method and device for measuring flowing amounts of liquid, gas or steam : de en
  • DE521789C - Exposure clock, especially for X-ray photography purposes : de en
  • FR701898A - Improvements to alternating current measuring instruments : en fr
  • US1797990A - Heater construction for cathodes : en
  • US1797346A - Method and apparatus for locating defective insulators : en
  • US1797472A - Brake, clutch, or the like : en
  • AT121862B - Floatless carburetor. : de en
  • CA309689A - Sound recording apparatus : en fr
  • CA309570A - Heat conducting tube : en fr
  • FI13468A - Propeller for sea and airfoils : en fi
  • US1797407A - Hydraulic clutch and transmission device : en
  • US1797614A - Cleaning implement : en
  • US1797806A - Method of manufacturing celluloid substitute : en
  • USD83762S - Island : en
  • DE521553C - Current transformer for supplying tripping devices for overcurrent switches : de en
  • AT121871B - Screw locking. : de en
  • AT121969B - Process for the production of dry glue in the form of grains or drops. : de en
  • DE521414C - Pump body for piston pumps with crank drive : de en
  • DK43873C - Electromagnetic Drive. : da en
  • DE521637C - Arrangement for extinguishing the arc on switches controlled by compressed air : de en
  • DK43898C - Method for Manufacturing Silver Plated Metals, e.g. Service parts. : da en
  • CA309736A - Process of making removable emanation seeds : en fr
  • CA309760A - Emulsion : en fr
  • US1797416A - Electric switch : en
  • US1797699A - Waaben-und maschinenfabbik sommebda aktiengesellschalft : en
  • US1797868A - Asparagus can : en
  • DE521838C - Tablet ordering process : de en
  • FR701899A - Method and device for the manufacture of mandrels for winding pieces of fabric : en fr
  • US1797914A - Garment supporter : en
  • US1797931A - Sintering machine : en
  • US1798071A - Container : en
  • FR702093A - Method of obtaining a source of motive force by means of explosives at reduced power : en fr
  • FR701786A - Portable device for welding pipes : en fr
  • FR863228A - Method and device for the manufacture of plates and parts made of cement mixed with fibrous materials : en fr
  • GB345357A - Improvements in and relating to devices for holding or supporting boots, shoes and the like : en
  • FR701825A - Pipe interior : en fr
  • GB345642A - Improvements in vacuum cleaners : en
  • FR702021A - System for immobilizing opening frames in roofs : en fr
  • GB345594A - A process for removing sulphur from industrial gases by means of a cyclic process with simultaneous extraction of pure sulphur : en
  • DE521762C - Menu stand : de en
  • GB345439A - Improvements in the storage of gramophone records : en
  • AU2570430B - ftan improved process forthe treatment of tars andthe like : en
  • US1797887A - Slicing machine : en
  • US1797904A - Electrical clamp connecter : en
  • FI13467A - Sätta framställa broddplåtar till snökedjor för motorfordon jämte på sådant sätt framställda broddplåtar : en fi
  • FR701886A - Extending table with drawers : en fr
  • GB345600A - Process of producing pharmaceutical preparations from plants of the genus allium : en
  • FR701808A - Nutrient powders manufacturing process : en fr
  • GB345477A - Improvements relating to containers for gramophone needles : en
  • DE521402C - Transmission gear, in which, depending on the route, various transmission ratios come into effect one after the other : de en
  • US1797276A - Metal-recovering furnace : en
  • US1797958A - Electrode structure for discharge devices : en
  • CA309700A - Closure for containers : en fr
  • DE521814C - Potato harvester with a pusher drum arranged behind the coulter and rotating over a grate : de en
  • US1797954A - Refrigerant control : en
  • US1797662A - Paper-slitting machine : en
  • AU2716630A - Improvements in or relating to apparatus for catoling insects : en
  • GB345474A - Improvements in and relating to coin-freed vending machines : en
  • US1797316A - Safety doorlock : en
  • US1797823A - Cleaning plug : en
  • AU2569230A - Improvements in bale ties : en
  • FR701909A - Skein Yarn Dyeing Machine : en fr
  • IE11326L - Smoke stacks : en
  • DE520580C - Method and device for riveting lock robberies to suitcases and the like. like : de en
  • DE521888C - Device for cooling the radiator elements of oil transformers, each of which is surrounded by a box-shaped hood to guide the coolant under pressure or suction : de en
  • FI13445A - Handtvätt- och torkapparat : en fi
  • AU2784130A - Improvements in knockdown sheetmetal safes for foodstuffs : en
  • DE521324C - Seat for motor vehicles : de en
  • FR701859A - Process for obtaining a shell molding of foundry parts with sharp contours, starting from hardly fusible metals : en fr
  • GB345589A - Improvements in or relating to carpet sweepers : en
  • GB345532A - Improvements in or relating to scaffolding or like temporary erections : en
  • USD83725S - Design for a game wheel : en
  • US1797393A - Apparatus for preparing textile strands : en
  • US1797744A - Self-scoring device for tests : en
  • FR701964A - Method and machine for the manufacture of dry cell anodes : en fr
  • FI13456A - Forwarding and processing in accordance with the provisions of this Regulation : en fi
  • GB345422A - Improvements relating to screening, consolidating and like vibratory apparatus : en
  • FR702044A - Advanced device for washing laundry quickly : en fr
  • GB345942A - Improvements in or relating to electron discharge devices : en
  • US1797301A - Axle-journal bearing : en
  • AT121894B - Plug switch. : de en
  • AT121951B - Method for the accelerated determination of the rust tendency of iron alloys. : de en
  • AT121978B - Tilting mechanism for sintering plants. : de en
  • AU3008930B - Improvements relating to boiler feed water supply systems : en
  • DE521451C - Device for staggered arrangement of the cards from block files : de en
  • DE522002C - Process for the production of ultra-red sensitive selenium cells : de en
  • FR701758A - Method of covering the surfaces of refractory bodies : en fr
  • US1797441A - Measuring instrument : en
  • US1797850A - Fuse link : en
  • US1798101A - Orientation of component crystals in composite piezo-electric devices : en
  • CA309684A - Road building material : en fr
  • DE521512C - Process for making shoes : de en
  • DE521710C - Buetten emptying device : de en
  • DE521779C - Small waste water treatment plant : de en
  • DE521958C - Blasting process : de en
  • DK43885C - Boot for use in conjunction with rubber boots. : da en
  • US1797231A - Cotton-blocking cultivator : en
  • US1798006A - Aircraft propulsion : en
  • GB345434A - Improvements in faucets : en
  • US1797269A - Motor-driven balancing machine : en
  • US1797817A - Spark plug : en
  • US1797930A - Shock absorber : en
  • US1797983A - Electric-lamp fixture : en
  • DE521673C - Device for cooling water supply in internal combustion engines : de en
  • CA309598A - Garment shield : en fr
  • FR701861A - Rotary brush and its manufacturing process : en fr
  • US1797807A - Core for electric transformers : en
  • US1797726A - Method of producing phosphoric acid and hydrogen : en
  • FR701988A - Tap : en fr
  • GB345429A - Improvements in and relating to the fastenings of watertight and oiltight hatch or door covers : en
  • US1797600A - Boat : en
  • AU2976030A - Improvements relating to water softening apparatus : en
  • FR701949A - Improvement to a variable ratio dosing scale : en fr
  • DE521256C - Shoe lasts of metal, in particular light metal : de en
  • US1797595A - Windshield-ventilator adjustment mechanism : en
  • US1797463A - Rotary woodworking cutter : en
  • US1797848A - Sawing apparatus : en
  • AT121873B - Speed change transmission. : de en
  • US1797427A - Signal device for indicating cooking temperatures of waffle irons and the like : en
  • US1797560A - Railway-traffic-controlling apparatus : en
  • US1797601A - Handling of goods for transport : en
  • FI13400A - Flotation method : en fi
  • FI13471A - Liquid pressure detonator : en fi
  • FR702043A - Incandescent electric lamp : en fr
  • GB345441A - Improvements in or relating to envelopes for exhibition and postal purposes : en
  • AT121890B - Current transformer with secondary current that disappears under high loads. : de en
  • CA309698A - Sliding door : en fr
  • DE521650C - Device for the production of rayon threads with high wet strength : de en
  • DK43893C - Bimetallic element. : da en
  • DE521685C - Process for developing photochemical images : de en
  • US1797287A - Refrigerating machine : en
  • FR701865A - Method of mounting a mechanical razor blade : en fr
  • US1798080A - Pliable hammock chamber for steam baths : en
  • US1797628A - Automatic toaster : en
  • AU2738830B - Improvements in fluid hoists : en
  • DE521711C - Device for driving the drafting and delivery mechanism of spinning, twisting and similar machines : de en
  • DE521832C - carousel : de en
  • AT122081B - Ashtray. : de en
  • FR701843A - Ventilation protection and regulator for automobile radiators : en fr
  • FR702063A - Small loom for weaving and ladies' work : en fr
  • US1797512A - Elevator control device : en
  • FR701936A - Process for rectifying the shape of objects by grinding : en fr
  • CA309571A - Explosion and combustion engine : en fr
  • US1797960A - Electric switch : en
  • FR701876A - Improvements in the manufacture of oxygenated aliphatic compounds : en fr
  • US1797285A - Sylvania : en