• DE668719C - Method and device for dry processing, in particular of hard coal : de en
  • US2139351A - Temperature control process and apparatus : en
  • FR835009A - Enhancements to Single Band Transmission Systems : en fr
  • DE668632C - Protection device dependent on current and voltage : de en
  • US2139017A - Process for producing filaments like horsehair : en
  • US2139277A - Dialkyl cyclohexylamine salts of higher alkyl sulphates : en
  • DE668668C - Friction clutch for transmission, reversing or gearbox : de en
  • DE668735C - Bicycle fork chassis for making bedding guns mobile : de en
  • AT155205B - Low-liquid type circuit breakers. : de en
  • AU105950B2 - Improvements relating to amplifiers employing reversed feedback : en
  • US2139483A - Method of rolling flat material : en
  • US2139632A - Rotary valve operating mechanism : en
  • FR835013A - Anthraquinone dyes and their manufacturing process : en fr
  • GB496802A - Improvements in bases and leads for electron discharge tubes : en
  • US2139123A - Aminoalcohol : en
  • FR835049A - Absorber-cooker for periodic absorption devices : en fr
  • DK55537C - Device for Vehicles with two closely spaced Drive Shafts and separate Steering Wheels. : da en
  • GB496711A - Improved fluxes and flux-coated electrodes for electric welding : en
  • GB497075A - Electrical supply or distribution systems particularly for use in coal mines or other explosive atmospheres : en
  • DE668558C - Electric mine lamp with a protective cover made entirely or partially of fragile transparent material, in particular of glass : de en
  • FR834889A - Improvements to tractor plows : en fr
  • GB496918A - Improvements in thread milling machines : en
  • US2139646A - Vehicle brake : en
  • US2138832A - Extraction of oils with improved solvents : en
  • US2138871A - Cap protector for fuel tank openings : en
  • US2139397A - Motor driven headstock for machine tools : en
  • FR49243E - Welt press support for machine fixing soles to shoes by gluing : en fr
  • US2139134A - Liquids such as driers suitable for : en
  • US2139518A - Trunk angle construction : en
  • US2139203A - Automatic pistol : en
  • US2139557A - Spool : en
  • FR834989A - Advanced steering mechanism for motor vehicles : en fr
  • DE668680C - Bushing for electrical conductors : de en
  • DE668823C - Coupling coil for high-frequency communications equipment : de en
  • AT155163B - Switching device on change gears, in particular for bicycles. : de en
  • AT155244B - Device intended for single use for introducing solid, liquid, ointment or powdered medicaments or the like. : de en
  • FR49237E - Method for eliminating interference in radio reception : en fr
  • GB496813A - A scoring device for games such as darts and billiards : en
  • US2139219A - Process for producing tetrachlorethylene : en
  • US2139224A - Method of developing motion picture films : en
  • US2139415A - Strain or suspension clamp : en
  • US2139531A - Cut-out for split phase motors : en
  • USD112498S - Design fob a jacket : en
  • US2139328A - Snow plow attachment : en
  • GB496863A - Improvements in or relating to oil lamps : en
  • DE668878C - Device for short-circuiting catenary circuits : de en
  • GB496945A - Improved process of lacquering metal articles : en
  • FR834860A - Flotation product : en fr
  • GB496961A - Improvements in or relating to mercury switches : en
  • US2139637A - Electric control system : en
  • USD112483S - Design for a dress : en
  • CA378104A - Circuit controlling device : en fr
  • AU47138A - Improvements in or relating to dry gas meters : en
  • US2139214A - Perforation of an unperforated posipive film in correspondence with perforated negative film : en
  • FR835025A - Device for reheating the rolling bars, in operation : en fr
  • US2139016A - Pressure mechanism for drafting apparatus : en
  • US2139206A - Process of making abrasive elements : en
  • US2139519A - Electric switch : en
  • USD112420S - Design for a slide fastener : en
  • DE668633C - Arrangement for complete or almost complete suppression of the fault current that occurs in the event of an earth fault or short circuit in a multiple line : de en
  • DE668663C - Method for determining the quality of corrugated rollers in process for milling machines o. : de en
  • DE668777C - Device for folding and bundling rods : de en
  • FR835050A - Spindle for wet processing of artificial silk spinning cakes or spools : en fr
  • GB496891A - Improvements in or relating to turbine driven locomotives : en
  • GB496952A - Surfacing or paving composition : en
  • GB497081A - Improvements in obtaining the antineuritic vitamin : en
  • FR834870A - Electrochemical manufacturing process allowing the separation of the various metals forming the copper alloys and their recovery : en fr
  • DE668750C - Automatic electrical device for regulating or monitoring operating parameters by means of rotating alternating current machines : de en
  • DE668809C - Feed device for impact tools, especially for rock drills : de en
  • GB496732A - Improvements in or relating to rotary perforating mechanism : en
  • GB497153A - Improvements in and relating to electric fusible cut-outs : en
  • GB497011A - Steels : en
  • FR834980A - Device for heat treatment of metals : en fr
  • FR834856A - Device for controlling an electrical circuit : en fr
  • FR834866A - Improved fastening or fixing device comprising a nut : en fr
  • US2138954A - Manufacture of artificial silk hose : en
  • US2139267A - Cooking vessel : en
  • AT155231B - Thumbtack. : de en
  • GB496792A - Improvements in projectiles provided with tail-fins : en
  • AU93938A - Improvements in or relating in fluid-tight joints : en
  • CA378094A - Hydrocarbon chlorinating and brominating process : en fr
  • US2139074A - Contact set : en
  • US2139285A - Process and machine for making crushed corrugated papers : en
  • US2139202A - Holder : en
  • FR835004A - Internal combustion engine with injection equipped with a starter, in particular an electric starter, and an injection pump : en fr
  • US2139089A - Vibrating screen : en
  • GB496688A - Improvements relating to indicating apparatus for use in gun control : en
  • GB496885A - Improvements in light projecting systems : en
  • US2139581A - Delay electric blasting cap : en
  • DE668682C - Under wind wander grate with zone subdivision in the longitudinal direction of the grate and separately adjustable air supply for the individual zones : de en
  • US2138899A - Process of preparing hydroxylamine derivatives of cyclic compounds : en
  • US2139190A - Amino-acid derivatives and their manufacture : en
  • USD112497S - Design for a dress ensemble : en
  • FR834900A - Improvements to typographic lines melting machines : en fr
  • US2138928A - Electron discharge device : en
  • CA378125A - Accounting machine paper feeding mechanism : en fr
  • US2138900A - Short wave antenna system : en
  • US2139448A - Baker s oven : en
  • AU105954B2 - Improvements in or relating to arrangements comprising discharge tube : en
  • DE668697C - Method and device for removing root canal instruments that have been sunk into the root canal : de en
  • DE668671C - Scrap baling press with sliding cover : de en
  • US2138896A - Negative resistance : en
  • US2138935A - Electric discharge apparatus : en
  • US2139611A - Awning : en
  • GB496968A - Improvements in and relating to photographic exposure meters : en
  • GB497012A - Improvement in corrosion resistant steels : en
  • AU3048930B - Improvements in and relating to playing balls haying liquid or plastic centres, particularly golfballs : en
  • US2138992A - Closure for collapsible tubes : en
  • USD112454S - Design for an ash receiver or similar : en
  • DE668662C - Device for testing pressure hoses, especially those for hydraulic brakes : de en
  • US2139031A - Bottle collar : en
  • US2139374A - Lamp bulb mounting : en
  • CA378093A - Wetting agent : en fr
  • AT155165B - Exhalation valve for gas protective masks. : de en
  • FR834881A - Process for removing ammonia from gas containing it : en fr
  • FR834983A - Closure for ignition device applicable to explosive primers : en fr
  • GB496936A - Article of confectionery : en
  • FR834969A - Liquid sprayer : en fr
  • GB496678A - Improvements in dyeing and printing cellulose esters and ethers : en
  • GB497009A - Improvements in releasable attachments for articles to be dropped from aircraft : en
  • GB497061A - Improvements in the sealing of leading-in conductors into electric lamps : en
  • US2139191A - Ingot mold : en
  • US2138839A - Method of destroying bacteria in liquids : en
  • US2139234A - Carriage mounting : en
  • US2139178A - Wheel suspension : en
  • US2139160A - Method of welding : en
  • USD112508S - Design for a dress : en
  • US2139383A - Overhead door construction : en
  • DE668622C - Formation of a door with frame for the gas-tight closure of protective rooms etc. without a fixed threshold abutment : de en
  • DE668720C - Foam flotation process : de en
  • DK55528C - Heat Clamp of Ceramic Material for Use in Permanent Corrugation. : da en
  • DE668805C - Process for the production of floor mats or the like from rubber or similar materials, e.g. Gutta-percha, or balata, coated fibrous plates : de en
  • DE668526C - Regenerative braking circuit for electrically powered vehicles with compound engines : de en
  • AU106049B2 - Mechanical trimmer for handling bulk cargo : en
  • AU105915B2 - Improvements in or relating to secondary electron emitting electrodes : en
  • FR835031A - Winch intended in particular for motor vehicles : en fr
  • US2139117A - Delayed signaling system : en
  • US2139635A - Universal antiaircraft sight : en
  • USD112458S - Design for a dress : en
  • CA378079A - Tight and loose wrap production : en fr
  • US2138826A - Emergency conveyance : en
  • US2138858A - Cleaning and extracting machine : en
  • CA378171A - Inflated ball : en fr
  • US2139420A - Direction signal for automobiles : en
  • US2139443A - Variable inductance : en
  • FR835046A - Multi-stage cinematographic recording studio, with device for moving recording devices : en fr
  • GB496665A - Improved manufacture of films, threads or the like from polymerides : en
  • US2139485A - Cutting machine : en
  • US2139245A - Tooth brush attachment : en
  • DE668600C - Method for producing gas protective masks made of rubber or the like. : de en
  • DE668616C - Lock, especially with a cylindrical housing : de en
  • AU105939B2 - Improvements in or relating to dry gas meters : en
  • AU231738A - Methods of stabilizing products subject to oxidation andthe resulting stabilized products : en
  • DE668687C - Process for fiberizing lignin-containing fiber material : de en
  • AT155194B - Film gluing device with a fixed clamp and a clamp that can be moved in the longitudinal direction of the film. : de en
  • AT155196B - Automatic adjustment device for radio devices. : de en
  • FR834945A - Rotary ball bearing for multi-axle vehicles : en fr
  • DE668693C - Carbon cap for galvanic elements, resistors, etc. like : de en
  • DE668825C - Firedamp-proof plug device that can be locked with a built-in switch : de en
  • FR834875A - Improvements to gauges, relays and equivalent devices sensitive to gas pressure : en fr
  • US2139305A - Corset : en
  • US2139362A - Method and apparatus for manufacturing pottery articles : en
  • AU257538A - Improvements in or relating to pipe joints : en
  • FR834902A - Improvements to devices used to grind and polish glass strips : en fr
  • US2139086A - Lubricating oil and lubrication therewith : en
  • US2139560A - Variable speed transmission : en
  • US2139148A - Sight gauge for liquid dispensing pumps : en
  • US2139525A - Blow-out preventer : en
  • US2139147A - Saw blade supporting and clamping device : en
  • US2139306A - Means for treating surfaces : en
  • DE668521C - Ski pole made from glued lengthways : de en
  • DE668834C - Injection syringe : de en
  • DE668546C - wheel hub : de en
  • US2138942A - Automatic nut cracking machine : en
  • US2139231A - Composition for treating leather, lacquered surfaces, and other materials : en
  • GB496698A - Improvements in or relating to the treatment of photographic film strips : en
  • AU105961B2 - Improvements in or relating to the fitting of heel seats of shoes for the reception of heels : en
  • FR835012A - Assembly comprising an electric discharge tube fitted with an auxiliary cathode which emits secondary electrons : en fr
  • GB559478A - Improvements in or relating to mountings for guns in aircraft : en
  • GB496868A - Improved construction of electrical socket elements as employed in electrical coupling and fuse assemblies : en
  • US2139097A - Dispensing device : en
  • US2139144A - Underfeed stoker equipment : en
  • DK55538C - Clamping device for bicycle saddles. : da en
  • CA378101A - Corset : en fr
  • US2138836A - Material for transfer processes : en
  • US2138927A - Building construction : en
  • US2138943A - Alkali solution dispenser for dish washing machines : en
  • US2139063A - Packing support : en
  • US2139170A - Engine : en
  • US2139223A - Photoelectric device : en
  • FR834966A - Process for preparing alkaline hyposulphites : en fr
  • FR835040A - Improvements to the mechanism to advance the bands : en fr
  • AU105918B2 - Milking machine pulsator : en
  • US2139165A - Corn harvester : en
  • FR49203E - Combination device for underwater vision, photography and cinematography : en fr
  • GB496700A - Improvements relating to screw and like propellers : en
  • US2139005A - Lighting fixture screen : en
  • US2139419A - Method of destroying sewage : en
  • DE668614C - Switching device for gear change transmissions, especially of motor vehicles : de en
  • CA378154A - Fastener for fabrics, etc. : en fr
  • FR834887A - Process for manufacturing a fabric and fabric comprising a support obtained by said process : en fr
  • US2139467A - Serrated wave form generator : en
  • AT155241B - Device for irradiating liquids with ultraviolet rays. : de en
  • US2139022A - Aquatic amusement device : en
  • US2139545A - Dipped rubber article and method for making the same : en
  • US2139548A - Running gear : en
  • GB496795A - Improvements in or relating to valves of the multiple spring leaf type : en
  • GB497062A - Improvements relating to roofing slates and like roofing and sheeting articles : en
  • US2139590A - Bolt or nut lock : en
  • US2139594A - Combined propelling and steering device for screw propelled ships : en
  • AU105965B2 - Improvements in temperature compensated indicating instruments : en
  • CA378087A - Loom : en fr
  • US2138888A - Changeable light advertising device : en
  • US2138916A - Cigarette case : en
  • US2139299A - Altered glauconite and method of altering : en
  • USD112433S - Design for a perfume bottle : en
  • DE668559C - Underneath the wind grate with longitudinal zones for the combustion air : de en
  • FR834890A - Improvements to devices giving time indications : en fr
  • GB496859A - Improvements in or relating to double-pointed needles adapted for use in sewing machines having alternately operating needle bars : en
  • US2138944A - Chuck mechanism for rock drills : en
  • US2139054A - Method of producing printing plates : en
  • US2139501A - Agitating means for washing machines : en
  • FR834950A - Carrier frequency system, especially for transmission : en fr
  • US2139303A - Watercraft : en
  • DE668606C - Reinforcement of cutouts for junctions u. Like. In walls of hollow bodies : de en
  • DE668650C - Turbine locomotive with only one main turbine and only one additional turbine : de en
  • DE668722C - Circulation evaporator : de en
  • US2139076A - Method of freeing and recovering pipe from wells : en
  • DE668562C - Two-stroke diesel engine with counter-rotating pistons that control the flushing slots : de en
  • DE668659C - Barrel vault stiffened by belt arches : de en
  • FR835022A - Reproduction apparatus for making color screened copies : en fr
  • US2139460A - Means and method for geophysical prospecting : en
  • US2139213A - Sunglass : en
  • US2139308A - Cuff fastener : en
  • CA378164A - Body harness : en fr
  • AU517537A - Mechanical trimmer for handling bulk cargo : en
  • CA378173A - Tool grinding machine : en fr
  • US2138933A - Closure fastener : en
  • AT155217B - Stapler with locking of the stapler. : de en
  • US2138834A - Process of treating oils : en
  • US2139551A - Extrusion press : en
  • US2139032A - Car coupler operating mechanism : en
  • US2139334A - Toasting machine : en
  • USD112495S - Design for a dress : en
  • AU106010B2 - Improvements in or relating to devices for varying the damping of a tuned oscillatory circuit without affecting the tuning : en
  • AU433237A - Improvements in or relating to secondary electron emitting electrodes : en
  • DE668553C - Storage container for petroleum and other liquids : de en
  • GB496774A - Improvements in or relating to permanent magnets and alloys therefor : en
  • GB496861A - Improvements in or relating to refractory heat insulating concrete : en
  • US2139142A - Purification of materials containing nitrite : en
  • US2139248A - Bench : en
  • GB497083A - Improvements in automatic regulating devices for brakes : en
  • DE668704C - Motor coupling for ten key calculator with writing mechanism : de en
  • DE668810C - Device for bulging the upper edge of drawn, conical hollow bodies : de en
  • GB496977A - Improvements in brake mechanism for bicycles and like vehicles : en
  • US2139217A - Pedal control for electrically amplified musical instruments : en
  • USD112478S - Design for a dress : en
  • FR49239E - Automatic inking and printing date composter : en fr
  • US2139272A - Saw for removing plaster casts : en
  • US2139437A - Electrolytic condenser : en
  • DE668766C - Device for testing flour dough : de en
  • US2139495A - Wire fabric belt structure : en
  • FR834859A - Cinematographic device that can be operated mechanically and manually : en fr
  • GB496793A - Improvements in and relating to tobacco pipe cleaners : en
  • GB496894A - Improvements in or relating to water closets with built in evacuators : en
  • GB496889A - Improvements in or relating to cooling towers : en
  • GB496954A - Improvements in apparatus for supplying measured quantities of liquid : en
  • DE668615C - Device for adjusting the working disks in machines for grinding, polishing and removing razor blades : de en
  • DE668618C - Device for moving sliding windows or the like. : de en
  • DE668840C - Container tubes for coin dispenser : de en
  • FR834862A - Vehicle-mounted fluid reservoir : en fr
  • FR835000A - Mitron regulator and vacuum cleaner : en fr
  • US2139580A - Window shade support : en
  • US2138821A - Game apparatus : en
  • US2139112A - Blower : en
  • DE668689C - Nozzle cleaning device : de en
  • DE668773C - Regulation of the cooling water circuit in internal combustion engines with evaporative cooling : de en
  • FR49205E - Improvements to electrical switches : en fr
  • FR834961A - Fastening device for press-fit assembly : en fr
  • US2138830A - Production of abrasive articles : en
  • CA378157A - Separating machine : en fr
  • GB496689A - Improvements in or relating to a method of producing improved swelling substances for therapeutic application : en
  • US2139204A - Dispensing faucet handle : en
  • US2139182A - Storage plant and process of storing cotton and the like : en
  • GB497063A - Improvements in mirrors and the like reflectors : en
  • DE668599C - Scaffolding with brackets carried by stands to accommodate the piles : de en
  • DE668721C - Machine for attaching sheet metal, metal bands or the like. : de en
  • US2139396A - Cable protecting device : en
  • AU105988B2 - Improvements in or relating to electric lamps : en
  • CA378128A - Teletypewriter system : en fr
  • US2138950A - Method of producing yarn : en
  • US2139457A - Internal combustion engine : en
  • US2139035A - Tent construction : en
  • US2139156A - Detachable screen for automobiles : en
  • US2139246A - Castings of aluminium alloys : en
  • DE668530C - Device for driving and automatic replacement of the paper rolls stored in a roll frame for rotary printing machines : de en
  • DE668736C - Conveyor for bulk goods : de en
  • US2138998A - Burner unit : en
  • US2139403A - Machine tool : en
  • USD112437S - Design for a handbag : en
  • DE668560C - Device for the production of radioactive water : de en
  • FR835014A - Process for preparing viscous oils such as lubricating oils, transformer oils, etc., by polymerization of cracked distillates : en fr
  • AT155173B - Block or tear-off calendar. : de en
  • USD112460S - Design for a dress : en
  • FR835041A - Telephone or similar communications systems : en fr
  • AU515237A - Centrifugal machine for separating gold and mineral particles from metallurgical pulps : en
  • CA378075A - Welding process and apparatus : en fr
  • DE667078C - Method for the introduction of long charging columns for explosive air cartridges : de en
  • AU532437A - Improvements in moulding presses for finely divided substances : en
  • AU416937A - Transmission tube for image transmissions : en
  • CA378071A - Textile fabric : en fr
  • CA378139A - Aliphatic compound concentration : en fr
  • DE668770C - Spray pipe for connection to garden hoses : de en
  • GB496851A - Improvements in and relating to cabinet locking mechanism : en
  • GB496960A - Improved means for controlling the electrode feeding mechanism of direct current electric arcs : en
  • DE668789C - Padlock with a spring bar to be attached to a lock block : de en
  • GB496932A - Improvement in anti-skid device for vehicle wheels : en
  • GB496953A - Improvements in or relating to means for releasably attaching articles to aircraft : en
  • US2139513A - Sport sled : en
  • US2139242A - Intaglio printing ink : en
  • AU106044B2 - Improvements in or relating tothe cooling of electrical discharge lamps : en
  • AT155211B - Push button switch or the like. : de en
  • US2139115A - Process for producing unsaturated alcohols : en
  • USRE20937E - Miniature electric lamp bulb seat : en
  • US2139417A - Truck loader and unloader : en
  • DE668675C - Cylinder lock : de en
  • GB496733A - Aromatic oxyketone arsenicals and a process of making them : en
  • AU105920B2 - Cathode ray device : en
  • US2139033A - Pad for pressing machines and method of producing same : en
  • US2139376A - Valve device : en
  • US2139426A - Sewing machine : en
  • AT155225B - Modulation device. : de en
  • SE93701C1 - : sv
  • US2139309A - Support for receptacles : en
  • USD112472S - Design fob a dress : en
  • CA378143A - Vehicle wheel : en fr
  • CA378158A - Explosive compound : en fr
  • US2139574A - Egg grading machine : en
  • US2139162A - Apparatus for underground mining : en
  • CA378114A - Signal converter circuit : en fr
  • AT155184B - Spacers. : de en
  • US2139038A - Process for producing polymers of olefines : en
  • AU105958B2 - A herbal blood purifying remedy : en
  • DK55544C - Hole Framing pole. : da en
  • FR834938A - Improvements to processes and apparatus for high vacuum production : en fr
  • CA378140A - Aliphatic acid concentration : en fr
  • US2139235A - Recording of sound : en
  • US2138859A - Amusement device : en
  • USD112439S - Design for a heat radiator section : en
  • US2139254A - Excavating machine : en
  • US2138872A - Brush and bristles therefor : en
  • DE668543C - Folding camera with sliding floor : de en
  • AT155213B - Movement and locking device for hinged windows that can be rotated around a horizontal axis. : de en
  • FR834896A - Azo compounds for diazotyping : en fr
  • AU106002B2 - Vulcanization of rubber : en
  • USD112464S - Design fob a bottle : en
  • GB496697A - Improvements in or relating to polarised electro-magnetic relays : en
  • US2138828A - Machine for and process of laying roads : en
  • US2139413A - Joint for pipes : en
  • USD112435S - Design fob a cautery unit : en
  • US2138846A - Color motion picture producing apparatus : en
  • US2139104A - Pressure equalizing and surge relief device for gun perforators : en
  • CA378169A - Ski pole : en fr
  • US2139108A - Process for the production of butyl alcohol by fermentation : en
  • US2139189A - Mechanism for the interconversion of reciprocation and rotation : en
  • AU105980B2 - A process for improving pelts : en
  • AU517437A - Improvements in and relating to metallic vapour discharge lamps : en
  • US2139168A - Calculating machine : en
  • AU106040B2 - An improved necktie support for double collars : en
  • US2139544A - Apron for flatwork ironers : en
  • AU105914B2 - Improvements in means for lining pipes : en
  • AU105948B2 - Transmission tube for image transmissions : en
  • US2139124A - Aminoalcohols : en
  • US2139596A - Support for mirrors or the like : en
  • CA378059A - Loom detector mechanism : en fr
  • CA378068A - Phototube : en fr
  • DE668607C - Stuffing box compensator : de en
  • GB496710A - Improvements in thermionic valves : en
  • AU519737A - Improvement in detergents and method of making them : en
  • AU105929B2 - A method of treating articles of wood or other fibrous material : en
  • AT155206B - Variable resistor combined with a switch. : de en
  • DE668567C - Underwater sound receiver : de en
  • US2139317A - Locking means for guard standards of vehicle bodies : en
  • DE668666C - Socket pipe connection with socket-like sealing body : de en
  • GB496938A - Improvements in flotation processes : en
  • GB497016A - New anthraquinone dyestuffs : en
  • US2138957A - Garment hanger : en
  • DE668589C - Overvoltage short-circuits, especially current bridges for electric series incandescent lamps : de en
  • DE668884C - Device for the protection of insulators arranged inside vacuum discharge apparatus, in particular in rectifiers with gas or vapor filling : de en
  • GB496947A - Improvements in or relating to the electric control of variable speed gears : en
  • US2139294A - Three-way swivel : en
  • US2139013A - Pigments : en
  • FR834990A - Method of applying ethylene polymers for the manufacture of impregnated, coated and lined or laminated products made of paper, fabric, etc. : en fr
  • US2139110A - Refrigerating apparatus : en
  • US2139152A - Combined sound and picture reproducing apparatus : en
  • AT155214B - Plating device. : de en
  • USD112452S - Design fok a fitting table : en
  • US2139003A - Sanitary seat cover : en
  • US2139256A - Parasiticidal composition : en
  • US2139616A - Control device : en
  • US2138835A - Lubricant : en
  • US2138842A - Pole setting device : en
  • US2138897A - Reamer : en
  • US2139081A - Process for improving resins and fatty oils : en
  • US2139237A - Carment bag : en
  • AT155159B - Method and centrifugal device for grinding grain and other seeds. : de en
  • AT155174B - Cover. : de en
  • US2139432A - Oscillation producing system : en
  • FR834933A - Device of metal spring sheets for upholstered seats : en fr
  • US2139030A - Sole press : en
  • USD112426S - Design for a slide fastener : en
  • US2139491A - Flue stop and fire check : en
  • US2139034A - Expanding power means : en
  • US2139127A - Carton : en
  • USD112448S - Design fob a hot dish pad ob : en
  • DE668683C - Device for determining the angular position of unbalances in rotating bodies : de en
  • DE668451C - Electric totalizer : de en
  • FR834936A - Vacuum distillation process : en fr
  • GB496675A - Automatic arc welding apparatus : en
  • US2138938A - Electrical resistance and process of making same : en
  • AU105942B2 - An improved vehicle hoist : en
  • US2138854A - Adhesive coated metallic film : en
  • US2139386A - Electrically operated gauge : en
  • US2139446A - Lug strap : en
  • US2139639A - Portable hydraulic riveter : en
  • US2139233A - Multichannel television system : en
  • AU105981B2 - Improvements in or relating tothe construction of aircraft andother vehicle bodies, containers or other light hollow bodies : en
  • GB496695A - Improvements in electrical ignition systems for internal combustion engines : en
  • DE668587C - Arrangement to compensate the voltage drop of rectifier systems with the help of a saturated choke coil and a capacitor : de en
  • GB496921A - Roll film cameras : en
  • DE668544C - Modification of the process to increase the blue sensitivity of light-sensitive halogen silver emulsions : de en
  • DE668638C - Adjustment device for adjustable saw bushes of edging circular saws with width display device : de en
  • US2139130A - Stretcher topping and take-off bar for elastic hosiery welts and the like : en
  • USRE20939E - Apparatus for producing : en
  • FR834910A - Reinforced concrete tank protected against bombardment : en fr
  • FR834929A - Compressed air distributor device for controlling audible warning devices : en fr
  • GB496876A - Improvements relating to motor vehicle lamps : en
  • DE668514C - Poison boom : de en
  • DE668698C - Adjustable articulator joint : de en
  • US2138964A - Orbital lathe : en
  • US2139095A - Typewriting machine : en
  • US2139425A - Floating piston internal combustion engine : en
  • US2138979A - Dispensing spool for adhesive tape or the like : en
  • US2138822A - Wearing apparel : en
  • US2139096A - Installation for the washing of vehicles : en
  • AT155207B - Plating for sheets made of iron or iron alloys. : de en
  • AT155227B - Arrangement for the delayed triggering of a switching process. : de en
  • AU509737A - Production of blackand-white photographic pictures : en
  • DE668837C - Device for the detachable connection of scaffolding parts : de en
  • GR7831B - METHOD OF MANUFACTURING PUZZLES AND OTHER KINDS OF ARTIFICIAL HORN TILES WITH NATURAL EMBOSSED LOOKS. : el en
  • CA378102A - Knitting pattern mechanism : en fr
  • CA378121A - Hydrocarbon product manufacture : en fr
  • US2139370A - Electric fuel pump : en
  • US2139335A - Lubricating oil : en
  • US2139521A - Refrigerating apparatus : en
  • AT155247B - Gumming device. : de en
  • US2139122A - Aliphatic aminoalcohols : en
  • US2139505A - Damper : en
  • US2138817A - Road joint : en
  • AT155181B - Valve dust cap. : de en
  • CA378073A - Corset or girdle : en fr
  • GB496666A - Improvements in or relating to devices for testing time pieces : en
  • GB496847A - Process for the production of ammonium nitrate and mixtures containing the same and apparatus therefor : en
  • USD112494S - Design for a dress : en
  • DE668612C - Step piston pump for hydraulic aircraft brakes : de en
  • FR834858A - Oscillating device for braun tubes, especially for television : en fr
  • US2139471A - Metal azomethine compounds : en
  • AU121138A - Improvements in or relating to methods of making an electric discharge tube comprising a secondary emission electrode : en
  • CA378178A - Double hung window : en fr
  • GB496848A - Improvements in stoves or furnaces for drying foundry moulds and cores : en
  • FR834904A - Advanced jack and wedge intended for its application : en fr
  • US2138907A - Stringed musical instrument : en
  • US2139113A - Motor mounting for pumps : en
  • FR834979A - Grinding wheel for soft materials : en fr
  • GB497066A - Improvements in and relating to low-and medium-temperature carbonisation processes and apparatus : en
  • DE668510C - Safety catch for scales : de en
  • DE668711C - Lighting device for sewing machines : de en
  • DE668812C - Process for the elimination of water from aqueous solutions and mixtures : de en
  • GB497015A - Improvements in or relating to electrical signalling systems : en
  • AT155156B - Device to eradicate voles or other pests through smoke and poison gases. : de en
  • GB496682A - Improvements in and relating to friction clutches for the transmission of power : en
  • GB496934A - Improvements in and relating to door fastenings particularly for motor vehicles : en
  • GB496824A - Improvements in propeller pitch changing devices : en
  • GB496924A - Improvements in and relating to prop or stand attachments for bicycles : en
  • FR834869A - Pump for all depths operating by the action of compressed air : en fr
  • CA378057A - Start-stop telegraph : en fr
  • GB497055A - Improved driving gear for mixing machines : en
  • AU539537A - Improvements in or relating to the manufacture of goods of or containing sponge-like or cellular rubber : en
  • US2139037A - Sulphuric acid derivatives of organic acid amides : en
  • DE668814C - Monitoring device for the water level in steam boilers : de en
  • GB496823A - Improvements in bonnet fasteners for motor vehicles : en
  • GR7830B - LIGNITE PROCESSING METHOD. : el en
  • US2139232A - Transmission system : en
  • FR49226E - Tubular bodies of flexible metals or flexible non-deformable insulating materials for the construction of cables or electric lines, in particular for concentric high frequency cables : en fr
  • FR834852A - Film guiding device for visual or audio-visual film devices : en fr
  • FR834897A - Hydraulic dynamometric brake : en fr
  • GB496831A - Military and like motor vehicles : en
  • GB496937A - Improvements in or connected with electric furnaces : en
  • DE615677C - Tobacco cutting device with two rotating knife rollers : de en
  • GB496756A - Improvements in scanning devices for television and the like : en
  • GB496974A - Improvements in or relating to apparatus for feeding endless films : en
  • US2139045A - Fountain pen : en
  • GB496963A - Method and apparatus for the external coating of metal tubes with bituminous materials : en
  • GB496982A - Improvements in or relating to tubular electric heating elements with moisture-proof seals : en
  • FR834903A - Tubes or other containers for Indian ink or other liquids : en fr
  • FR49228E - Improvements for television and analog systems : en fr
  • DE668533C - Dialing device : de en
  • DE668535C - Device for regulating the speed of electric motors : de en
  • GB496886A - Improvements in and relating to the method of photographically producing type copy for printing processes : en
  • DE668568C - Process for improving the properties of mortar and concrete : de en
  • FR834977A - Reflector device for pedestrians : en fr
  • GB497084A - Improvements in machinery and apparatus for closing bottles : en
  • GB497147A - Improvements in and relating to radio direction and range finding apparatus : en
  • FR834993A - Petroleum refining and cracking process : en fr
  • US2138990A - Cooling device for electric generators : en
  • US2139004A - Furnace construction : en
  • US2139120A - Process for the production of nitrohydroxy compounds : en
  • US2139360A - Production of unsaturated ketones : en
  • FR834914A - Pocket umbrella or umbrella wallet : en fr
  • FR49227E - Improvements to combined adding and sorting machines : en fr
  • US2138885A - Refrigerated insulation : en
  • AU509537A - Improvements in or relating to the fitting of heel seats of shoes for the reception of heels : en
  • US2139333A - Sealed screw wire holder : en
  • CA378131A - Telephone system : en fr
  • US2139047A - Process and apparatus for cleaning coals and other materials : en
  • US2139263A - Foot-treatment device : en
  • USRE20943E - Automobile trim panel : en
  • US2138948A - Wide single tractor disk harrow : en
  • AT155188B - Device for working off rayon in cake form. : de en
  • CA378155A - Rotary saw shield : en fr
  • US2139041A - Color packaging : en
  • US2138870A - Method of making vitrified products : en
  • US2138874A - Filter unit : en
  • US2139008A - Coating composition : en
  • US2139133A - Airbrush : en
  • FR49231E - Apparatus for the treatment of solid substances with liquids : en fr
  • US2139617A - Dyestuff-sulphonic acid of the dioxazine series : en
  • SE93680C1 - : sv
  • AT155160B - Cartridge belt case for machine guns arranged in aircraft wings. : de en
  • CA378136A - Amalgamator : en fr
  • DE668649C - Rail fastening on wooden sleepers, especially for excavator tracks : de en
  • US2139346A - Combined fuel and air pump : en
  • FR834867A - Apparatus for the automatic development of photographic images : en fr
  • FR834971A - Method of manufacturing a product for improving textiles, and its application : en fr
  • US2138823A - Flexible arch support : en
  • US2139487A - Electric discharge tube : en
  • US2139609A - Tying knife : en
  • AU193638A - Improved means for adjuisting the leiigth of golf club shifts : en
  • GB496661A - Improvements in or relating to the production of butyl alcohol and associated products by fermentation : en
  • GB496909A - Improvements in brooch or the like : en
  • CA378081A - Brake arrangement : en fr
  • AU150338A - Process and apparatus forthe manufacture of primary oxyalkylamines : en
  • US2139297A - Refrigeration : en
  • CA378151A - Footwear : en fr
  • US2139040A - Powder package : en
  • US2139085A - Container with sliding cap : en
  • US2139492A - Means for coloring photographs, prints, lantern slides, positive transparencies, and the like : en
  • US2139526A - Blow-out preventer : en
  • DE668550C - Process for the production of colored, splinter-sticking, mortar-flush laminated glass : de en
  • DE668661C - Arrangement with measuring instruments to multiply the measuring mechanism deflections : de en
  • US2139290A - Apparatus and method for lapping gears : en
  • FR834912A - Method and device for notch closing in electrical machines : en fr
  • FR834953A - Game device : en fr
  • GB496888A - Improvements in or relating to sewing machines : en
  • GB496983A - Improvements in or relating to carburettors for internal combustion engines : en
  • DK55542C - Procedure for Increasing the Adhesion Capacity of Hydraulic Binders, Mortar and Concrete. : da en
  • FR835019A - Waxing machines with rotating brushes : en fr
  • FR834878A - Assembly intended to compensate, in the telephone lines, the attenuation which is function of the frequency : en fr
  • GB496826A - Vehicle suspension systems : en
  • DK55543C - Apparatus for Steaming and Drying Wood. : da en
  • GB496806A - Means for destroying growing bracken and similar weed growths : en
  • GB497058A - Improvements in and relating to mechanical toys : en
  • FR835034A - Impregnation solution for textiles or other organic materials : en fr
  • GB496926A - Circuit arrangements for telegraph systems : en
  • DE668702C - Process for curling rubber sheets : de en
  • FR834973A - Advanced device to prevent the entry or exit of liquid in a vessel : en fr
  • GB496962A - Improvements in or relating to shutter release mechanism of photographic cameras : en
  • GB496668A - Improvements in or relating to systems of gunnery fire control : en
  • US2138887A - Gearing for skates : en
  • FR834853A - Grid system for electrical discharge devices : en fr
  • US2139155A - Fuel injection system : en
  • DE668548C - Aiming device : de en
  • AT155189B - Wood-like artificial mass. : de en
  • US2139372A - Production of cresols and higher phenols by fusion : en
  • US2139575A - Collapsible container from which pasty materials are adapted to be extruded : en
  • USD112445S - Design for a goblet : en
  • CA378153A - Piling section : en fr
  • GB496830A - Improvements in plate heat exchangers : en
  • AT155208B - Diesel-electric vehicle with main and auxiliary generator. : de en
  • AU105957B2 - Improvements relating to spindles for ring spinning, doubling and twisting machines : en
  • DE668511C - Transparent disc used as a template for shaping eye glasses : de en
  • CA378156A - Safety light for pedestrians : en fr
  • CA378159A - Trailer : en fr
  • US2139222A - Focusing device : en
  • US2139390A - Process of making crystalline menthol : en
  • US2139201A - Electrically heated shaft furnace : en
  • US2139424A - Fish bait or lure : en
  • US2139381A - Coin and token separator : en
  • AU105984B2 - Improvements in or relating in fluid-tight joints : en
  • DE668634C - DC generator for constant current : de en
  • DE668694C - High-voltage current transformer with an assembled toroidal capsule containing a winding : de en
  • GB497078A - Improvements in the construction of the under-bodies and the mounting of the motors and driving wheels of electrically propelled vehicles : en
  • GB496841A - Radio shielding spark plug connection : en
  • DE639786C - Air hose sealant : de en
  • DE668628C - Process for the preparation of alkyl and aralkyl compounds of 3,4-cyclotetramethylene-1-aryl-5-pyrazolones : de en
  • AU106051B2 - Improvements in and relating to rheostats or potentiometers : en
  • US2138991A - Azo dyestuffs : en
  • US2139048A - Variable speed mechanism : en
  • AU106053B2 - Improvement in detergents and method of making them : en
  • US2139406A - Polishing or grinding roll : en
  • US2139538A - Chromium alloy steel tube : en
  • US2138857A - Flier : en
  • FR834940A - Process for the preparation of cyclopentano-dimethyl-polyhydro-phenanthrene-carboxylic acids-17 or their derivatives and products resulting therefrom : en fr
  • FR835023A - Device for controlling the presser in buttonhole sewing machines : en fr
  • US2139613A - Method of making conical containers : en
  • US2139641A - Panel mounting assembly : en
  • CA378096A - Adhesive : en fr
  • CA378083A - Carbon black and hydrogen gas production : en fr
  • AT155199B - Guide for pointer for station display in radio receivers u. like : de en
  • USD112451S - Design for a plate or similar article : en
  • DE668556C - Control for diesel-electric vehicles : de en
  • GB497090A - Improvements in or relating to means for carrying heavy bodies on and releasing themfrom aircraft : en
  • CA378145A - Acyl octahydro follicle hormone production : en fr
  • FR835039A - Process for manufacturing compound cast bodies, in particular sliding bearings with a copper and lead coating, and devices for applying this process : en fr
  • US2139610A - Measuring device for looms : en
  • AT155219B - Process for the manufacture of electrodes for electrical collectors. : de en
  • CA378060A - Shuttle changing loom : en fr
  • US2139039A - Forming and filling bags : en
  • USD112486S - Design for an automobile radiator : en
  • AT155220B - Type printer for printing a multi-digit type designation. : de en
  • CA378160A - Spinning machine mechanism : en fr
  • DE668852C - Device for displaying the decrease in air pressure below a predetermined level of tires on motor vehicles : de en
  • US2139014A - Ventilating means for vehicle bodies : en
  • US2139059A - Instrument mounting : en
  • US2139535A - Electrical connecter : en
  • US2139630A - Fan assembly : en
  • USD112424S - Design for a slide fastener : en
  • CA378149A - Wire fabric seam : en fr
  • US2138914A - Rack for neckties and the like : en
  • US2139150A - Display board : en
  • US2139482A - Electrical control system : en
  • US2139553A - Method and apparatus for preparing batches of textile packages for subsequent treatment : en
  • GB496959A - Improvements in or relating to cross winders for the manufacture of conical bobbins : en
  • CA378089A - Double shuttle loom : en fr
  • USD112469S - Design for a convertible evening : en
  • AT155164B - Plant and equipment for the fire-proof storage of explosive liquids. : de en
  • AU156538A - Overvoltage protection device : en
  • AU105971B2 - Improvements in or relating to methods of applying a continuous powdery layer onto a metal support and devices obtained according to this method : en
  • US2139181A - Hair waver : en
  • US2139051A - Manufacture of electric cables : en
  • US2139589A - Hydrolysis of fats and oils : en
  • AU106048B2 - Improved means for adjuisting the leiigth of golf club shifts : en
  • US2139119A - Dioxazine sulphonic acids : en
  • US2139373A - Electric fuel pump : en
  • US2139549A - Lubrication system for internal combustion engines : en
  • US2139269A - Decorative paper and method of making the same : en
  • US2139314A - Process for manufacturing gaskets : en
  • GB496773A - Process for the manufacture of anhydrous beryllium fluoride free from oxide : en
  • GB496777A - Improvements in and relating to breast supports : en
  • AU502937A - Process for the manufacture of iron , steel and ferrous alloys from pig iron : en
  • DE668541C - Tachometer and speedometer for large measuring range : de en
  • FR49249E - Defensive work : en fr
  • GB496753A - Improvements in chain type delivery devices for sheet printing machines : en
  • DE668672C - Device for the lateral guidance of the wheel axle on the frame, especially for motor vehicles : de en
  • US2139282A - Gauging device : en
  • FR835038A - Welding rod and composition : en fr
  • GB496827A - Improvements in or relating to brakes for cycles and the like : en
  • FR49220E - Improvements in television receivers, telecine and similar jobs : en fr
  • GB496835A - Improvements in television receivers : en
  • US2139163A - Duplex retractile elevator for airplanes : en
  • US2139410A - Cutter chain and cutter bar : en
  • FR835011A - Improvements to high frequency modulated electrical oscillations receivers and in particular to t receivers. s. f. for vehicles : en fr
  • US2138825A - Method of simultaneously washing and coating coal : en
  • US2138864A - Electromagnetic device and circuits for operating the same : en
  • US2139462A - Revolving chair : en
  • FR834931A - Method of increasing the action of auxiliary products added to pastry dough or the like : en fr
  • GB497150A - Lighting systems for use on vehicles : en
  • US2139463A - Vaporizer : en
  • DE668758C - Yarn guide changing device for flat knitting machines : de en
  • US2139474A - Integration indicating circuit : en
  • DE668551C - Flexible ceramic body : de en
  • DE668790C - Coupling, especially for double windows : de en
  • DK55522C - Method for the simultaneous production of iron or carbonaceous iron and cement or hydraulic lime in a rotary kiln and a rotary kiln for carrying out the process. : da en
  • FR49232E - Film Loop Shaper : en fr
  • DE668740C - Device for releasably connecting a handle to a tool, e.g. a brush body or the like. : de en
  • US2139080A - Fertilizer drill : en
  • US2139197A - Multiple shoe brake : en
  • US2138813A - Barbecue machine : en
  • US2138880A - Train describer system : en
  • DE668778C - Device for the optical copying of lenticular films : de en
  • GB496899A - Improvements in washing apparatus : en
  • US2138949A - Flight retarder for airships : en
  • US2139187A - Brace : en
  • USD112489S - Design for an air conditioning unit : en
  • CA378109A - Electric cable : en fr
  • DE668509C - Automatic beam scales for piece goods : de en
  • AU148738A - Improvements in or relating to methods of and means for operating plate type heat exchange apparatus : en
  • FR834876A - Dyes of the anthraquinone series and their preparation process : en fr
  • US2139634A - Fire extinguisher support : en
  • FR835007A - Improvements to cathode ray tubes : en fr
  • GB497001A - Improvements in or relating to a process for the manufacture of products from polyvinyl compounds : en
  • DK55521C - Process for the Preparation of Amino-m-Phenanthrolines. : da en
  • GB496785A - Improvements in or relating to cathode ray tubes : en
  • FR834956A - Shuttle change mechanism for power looms : en fr
  • US2138861A - Method and apparatus for treating vapors or gases : en
  • CA378065A - Washing machine control mechanism : en fr
  • FR834998A - Indicator with one eye for each direction successively producing different luminous colors and showing them one at a time in this eye : en fr
  • US2139180A - Vegetable peeler : en
  • AT155182B - Device for generating and regulating compressed gas from chemical reactions. : de en
  • AU541437A - Improvements in or relating to methods of coating the interior of hollow electric discharge tubes with luminescent substances : en
  • US2139262A - Reversible flow air conditioning system : en
  • GB496941A - Improvements in safety cut-off devices for gas or other pipes : en
  • AU106055B2 - An improved harvester : en
  • FR834970A - Bodywork, in particular for motor vehicles : en fr
  • GB496844A - Letter envelope : en
  • GB497013A - Improvements in typewriting machines : en
  • US2139065A - Smelting of metallurgical dusts : en
  • US2139228A - Sheet feeding mechanism : en
  • DE668776C - Metal saw blade, in particular circular saw blade, with attached tooth segments, on the end faces of which channel-like recesses are incorporated : de en
  • FR834857A - Crankshaft for low power internal combustion and explosion engines : en fr
  • US2139318A - Vegetable brusher and grader : en
  • DE668524C - Device for duplicating writings, drawings or the like. : de en
  • DE668784C - Handle plugs : de en
  • DE668866C - Process for improving the taste of brandy distillates : de en
  • GB496764A - Improvements in or relating to automatic control mechanism for gramophones and the like : en
  • FR834913A - Improvements in the construction and assembly processes of electric machine stators : en fr
  • GB496856A - Improvements in the manufacture of highly exhausted discharge tubes : en
  • US2139289A - Condiment dispenser : en
  • DE668787C - Chopping block for butchers : de en
  • FR49204E - Improvements in the construction of silencers for internal combustion engines and the like : en fr
  • GB496783A - Combined impact mill and sifter installation : en
  • AT155166B - Method for regulating the average room temperature in hot water heating systems, preferably with coal heating. : de en
  • DE668657C - Hangers : de en
  • USD112477S - Design for a dress : en
  • US2139310A - Ditch bank mowing machine : en
  • US2139440A - Electrical indicating system and apparatus : en
  • US2139498A - Process of separating precious metals from nonprecious metals in metal bearing earth : en
  • US2139077A - Method of making drilling jars : en
  • GB496877A - A new or improved internal fitting for jars, bottles, cans, boxes, show-cases and other hollow containers : en
  • US2139268A - Method of making folding boxes : en
  • US2139522A - Welding fluxes : en
  • AU425137A - Method of transmission of time signals : en
  • AU105913B2 - Improvements in and relating to gaseous electric discharge tubes : en
  • CA378097A - Electromagnetic relay : en fr
  • DE668656C - Shoe scraper mat with fixed brushes : de en
  • SE93696C1 - : sv
  • US2138831A - Means and method for protection from marine parasites : en
  • US2138931A - Bottle breaking tool : en
  • US2139154A - Gear cutting machine : en
  • US2139423A - Framed screen : en
  • US2139050A - Viscosity compensating device : en
  • US2139496A - Compensating dental press : en
  • US2139537A - Film wiper : en
  • US2139561A - Switch mechanism : en
  • DE668631C - Single-phase induction motor with main and auxiliary windings that are switched off by a centrifugal switch : de en
  • GB496798A - Improvements in grills, toasters or like food preparing devices : en
  • GB496987A - Improvements relating to band-conveyors : en
  • US2139194A - Regulation of fuel injection pumps for internal combustion engines : en
  • FR49245E - Device for using the ringing winders of alarm clocks and the like to control any electrical circuit at a predetermined time : en fr
  • US2138891A - Electron tube amplification system : en
  • US2139084A - Fountain pen : en
  • US2139401A - Continuous self-cleaning filter : en
  • US2138886A - Soaking pit cover crane : en
  • US2139028A - Seat : en
  • US2139036A - Match packet : en
  • AT155198B - Method and device for the synchronization of image transmission devices, remote printers and teleprinters. : de en
  • DE668527C - Swim cap : de en
  • DE668585C - Electric fuse : de en
  • US2139091A - Control mechanism for pressing machines : en
  • USD112504S - Design for a textile fabric or : en
  • DE647071C - Rotatable hearth oven : de en
  • DE668772C - Injection internal combustion engine with an ignition device arranged in the cylinder head, preferably in the cylinder cover, and an air charge rotating in the cylinder space around the cylinder axis : de en
  • US2138837A - Electromagnetic friction device : en
  • AT155157B - Swing plane with symmetrically opposed and conically circling propelled wings. : de en
  • US2138906A - Feeder and the like for electric currents of high frequency : en
  • USD112503S - Design for a textile fabric : en
  • AT155175B - Process for the production of enzymes from the nuclei of Prunus Armeniaca. : de en
  • CA12202S - Pattern for chinaware : en
  • AU105985B2 - Improvements in or relating tothe grading or classification of electric resistances and articles comprising thesame : en
  • US2139365A - Frictionally heated time element : en
  • US2139622A - Metal pulley : en
  • US2139631A - Foiling method : en
  • DE668469C - Three-phase current meter with three drive systems each acting on a drive pulley, at an angle to the base plate and symmetrically to the drive axis : de en
  • US2138860A - Process for dispersing pigments : en
  • US2138974A - Method of making inner molds for shoes : en
  • US2139431A - Method for applying metallic coatings to ceramic bodies : en
  • US2139449A - Method and apparatus for producing artificial thread : en
  • US2139322A - Supporting structure for porcelain enameled pans : en
  • US2138855A - Train describer system : en
  • US2139421A - Drill chuck : en
  • CA378110A - Motion picture apparatus : en fr
  • DE668563C - Gearbox that can be attached as a whole to a drive motor and has a storage rack that can be easily removed from the outside : de en
  • DE668555C - Frame for typewriters or the like. : de en
  • US2139218A - Fountain pen packing : en
  • US2139338A - Curd agitator : en
  • US2139507A - Spinning top : en
  • US2139378A - Vermiculite expansion method : en
  • AU519437A - Improvements in and relating to rheostats or potentiometers : en
  • DE668489C - Process for the preparation of 2,4-dioxo-3, 3-dialkyltetrahydropyridine-6-carboxylic acid esters or the corresponding free acids : de en
  • FR49246E - Method and device for making stockings with French heels and French feet : en fr
  • CA378170A - Book match bar : en fr
  • US2139151A - Silencer construction : en
  • US2139207A - Packing device : en
  • US2139509A - Recorder : en
  • AU105986B2 - Process and apparatus forthe manufacture of primary oxyalkylamines : en
  • US2139105A - Pressure indication within well bores : en
  • US2139464A - Method of gauging centrifugal linings : en
  • US2139540A - Process for obtaining hormone substance : en
  • FR49207E - illuminated badge : en fr
  • FR834930A - New shape of gears : en fr
  • GB496677A - Improvements in distillation of high boiling liquids such as fatty acids : en
  • GB496829A - Improvements in and relating to hinges and the like : en
  • GB496940A - Improvements in safety switch mechanism for electric wash-boilers and the like : en
  • GB496731A - Improvements in or relating to electric cables employing pulverulent mineral insulation : en
  • GB496789A - Improvements in and relating to means for indicating or controlling the content of fuel and air mixture for internal combustion engines : en
  • DE668528C - Notepad holder : de en
  • GB496914A - Means for accommodating piles of plates for conveying them in and out of pickling vats : en
  • US2139315A - Shoelace fastener : en
  • CA378100A - Brazing process : en fr
  • CA378119A - Unsaturated ketone manufacture : en fr
  • US2139205A - Chair : en
  • US2139239A - Collapsible container : en
  • US2139447A - Electric condenser : en
  • AU75638A - Improvements in or relating to digit absorbing selectors for automatic or semi-automatic telephone systems : en
  • CA378095A - Fractional oil distillation : en fr
  • AT155161B - Caliper brake operated by at least one spring. : de en
  • US2139547A - Running gear : en
  • DE668654C - Circular knitting machine : de en
  • DE668797C - Process for charging reaction, absorption towers and the like like : de en
  • US2139043A - Floor rack stringer : en
  • US2138947A - Transfer fork : en
  • CA378058A - Shuttle changing loom : en fr
  • US2138879A - Slide rule : en
  • DE668513C - Self-seller for electricity, gas or the like for coins of different values : de en
  • US2139064A - Press control mechanism : en
  • US2139292A - Vise : en
  • US2138881A - Hydrogenation : en
  • US2139118A - Book stitcher : en
  • US2139510A - Fastener for the neckband portions of neckties : en
  • US2139564A - Handle and frame for dresser set utensils and the like : en
  • DE668877C - Adjustable double former for rotary printing machines : de en
  • GB496854A - Improvements in or relating to sound recording or reproducing apparatus : en
  • DE668718C - Schaelrohr for centrifugal machines : de en
  • GB496922A - Improvements in and relating to spring arrangements for the tools of motor driven machines for working the soil : en
  • USRE20934E - Utility plate : en
  • FR834921A - Method and device for extracting clods of plastic earth : en fr
  • GB496944A - Process for dyeing cellulose and cellulose derivatives : en
  • DE668571C - Device for generating constant tension in the web of wrapping devices of all types, especially jigging : de en
  • US2139049A - Enameled sign and method of attaching same : en
  • US2139354A - Sheet metal bending machine : en
  • CA378130A - Stock quotation system : en fr
  • GB496948A - Improvements relating to the installation of switches and other electrical apparatus : en
  • GB497152A - Improvements in display supports : en
  • US2138930A - Fluid pressure brake : en
  • CA378123A - Wood planing machine : en fr
  • DE668517C - Canning vessel : de en
  • DE668795C - Process for the production of dextrose from starch : de en
  • AU505537A - Improvements relating to amplifiers employing reversed feedback : en
  • DE668737C - Method and device for separating granular material in pulp or sludge form with the aid of a rotating liquid ring : de en
  • US2139552A - Typewriting machine : en
  • DE668512C - Method for the detection of carbon dioxide with the aid of iodine pentoxide : de en
  • FR834919A - Water-insoluble azo dyes, process for their production and applications : en fr
  • FR49208E - Improvements to the intermittent and automatic flow of various materials : en fr
  • GB496790A - Improvements in firing mechanism for automatic guns : en
  • GB496845A - Improvements in or relating to modulated carrier wave transmitters : en
  • GB496949A - Improvements in diaphragms for gas meters : en
  • FR835045A - Signage by letters, numbers, and standardized signs in enamelled stoneware : en fr
  • GB496760A - A gear train for transmitting motion from one body to mechanism in another body having rotation relative to the first body : en
  • DE668676C - Door closer or the like with torsion spring : de en
  • DE668710C - Device for sewing machines for producing a blind stitch seam : de en
  • DK55529C - Bowl syringe. : da en
  • FR49225E - Process for preparing gas mixtures, rich in hydrogen, by partial combustion of methane with oxygen : en fr
  • GB496817A - Improvements in or relating to lock or latch mechanisms : en
  • GB496646A - Coupling and draft mechanism for railway vehicles : en
  • GB496916A - Improvements in or relating to broach : en
  • GB496874A - Improvements in tuning indicators for wireless receivers : en
  • DK55531C - Indicator mechanism. : da en
  • FR834963A - Condensation products and their preparation process : en fr
  • GR7839B - PISTON SYSTEM SPRAYER AFTER STATIC UNBELIEVED BALLOON. : el en
  • FR834894A - Hollow concrete blocks in vibrated concrete for rapid and economical construction of semi-temporary or permanent housing : en fr
  • FR834987A - Device intended for the transmission by cables of messages by means of high frequency : en fr
  • GB496900A - Improvements relating to ticket cancelling machines : en
  • GB496903A - Improvements in keys for securing railway rails to rail chairs : en
  • GB496679A - Improvements in sealing metallic bodies hermetically through vitreous walls : en
  • GB496735A - Process for the manufacture of water-insoluble azo-dyestuffs in substance or on the fibre : en
  • GB496980A - Improvements in and relating to elastic suspensions for vehicles : en
  • GB496779A - A process for removing naphthenic acids from mineral lubricating oils or lubricating oil fractions : en
  • FR49215E - : fr
  • FR834994A - Device for supplying the engine of a motor vehicle with a gasifier : en fr
  • GB496839A - Improvements in or relating to thermionic valves : en
  • FR834915A - Method and device for bending pipes, bars, sheets and other parts : en fr
  • US2139270A - Garment : en
  • DE668821C - Receiving arrangement for the transmission of characters : de en
  • DE668635C - Device for fast de-energizing of synchronous machines controlled by fast regulators : de en
  • DK55535C - Mannequin for Demonstration of Uncut Fabrics in the Form of Pre-sewn Garments. : da en
  • USD112466S - Design for a dress : en
  • DE668658C - Landing gear brake : de en
  • DE668525C - Two-axle bogie for rail vehicles with three-point mounting for the frame : de en
  • DE668665C - Device for the electrical regulation of the heating of rooms, in particular of railway vehicles, with a heat exchanger for preheating the cooling water of an internal combustion engine : de en
  • DE668564C - Process for increasing the surface hardness of an object made of light metal : de en
  • GR7841B - MANNER OF MANUFACTURING EC PULLS OF FEATHER PROCESSING AND DISINFECTION. : el en
  • US2138913A - Automatic line splice : en
  • US2139153A - Plate warming table pad : en
  • DE668774C - Locking coupling for motorized valve drives : de en
  • DK55541C - Made into a reclining machine gun as a whole. : da en
  • DE668684C - Workpiece holder with permanent magnets : de en
  • US2138851A - Tunnel kiln : en
  • US2139302A - Manufacture of viscose : en
  • US2139312A - Automobile door accessory : en
  • US2139494A - Electric motor control system : en
  • USD112496S - Design for a dress : en
  • DE668456C - Sewing machine for sewing four-hole buttons : de en
  • DE668699C - Breathing device for gas-air mixtures : de en
  • US2138970A - Gasoline dump device for airplanes : en
  • DE668645C - System for derusting and blowing off large and long workpieces, e.g. Locomotive boilers : de en
  • DE668794C - Loading machine pulling itself forwards by means of rope or chain with pressure shovel at the front : de en
  • FR834985A - Improvements to compositions to dampen sounds : en fr
  • CA378152A - Razor blade stropping device : en fr
  • GB496846A - Improvements in and relating to compressed air driven turbo-electric mine-lamps : en
  • GB496857A - Improvements in and relating to detachable wheels : en
  • GR7843B - FIRE CASE INSIDE THE CIGARETTE BOXES. : el en
  • US2138849A - Fuel injection pump : en
  • US2138932A - Plant and process for manufacturing rubber hydrochloride : en
  • US2138975A - Surgical splint : en
  • US2139210A - Game appakatus : en
  • DE668724C - Process and device for graining fertilizers or other substances or mixtures of substances : de en
  • US2139020A - Nonrefillable bottle : en
  • US2139100A - Cigarette making machine : en
  • USD112488S - Design for a dress : en
  • GB496864A - Process for gilding grids for electric discharge tubes : en
  • GB496978A - Improvements in and relating to electric motor control systems : en
  • IE15403L - Glass melting furnace : en
  • GB496761A - Improvements in or relating to the making of latex sheeting : en
  • GB496843A - Improvements relating to pneumatic elevators for granular and like materials : en
  • GB496862A - Improvements relating to the hydrolysis of cellulosic bodies by hydrogen halides : en
  • FR834863A - Process for reducing the ease of flow of granular calcium cyanamide and improved product obtained by this process : en fr
  • FR49213E - Advanced navigation device : en fr
  • FR834957A - Improvements made to assemblies intended to generate very high frequency electrical oscillations : en fr
  • FR834949A - Process for the preparation of quaternary ammonium compounds and their use to transform texts so that they are not wetted by water : en fr
  • GB496729A - Improvements in or relating to treatment of cigarettes : en
  • US2139024A - Game device : en
  • US2139141A - Heater for house trailers : en
  • US2139229A - Washing machine : en
  • US2139640A - Method for metalizing surfaces : en
  • USD112428S - Design fob a spoon ob otheb abticle : en
  • USD112507S - Design fob a dress : en
  • US2139062A - Meter gap expander : en
  • US2139286A - Friction brake : en
  • US2139321A - Preparation of phenol sulfides : en
  • US2139274A - Apparatus for agitating and disintegrating pulp : en
  • US2139504A - Thermal responsive control mechanism : en
  • US2139514A - Envelope machine : en
  • USRE20938E - Process for purifying hydrocarbon : en
  • AU187638A - Improvements in or relating to electric lamps : en
  • GB496784A - Improved sanitary belt : en
  • US2139251A - Measuring instrument : en
  • US2138969A - Oil pressure relief valve for internal combustion engines : en
  • USD112502S - Design for a dress : en
  • AU311137A - Improvements in and relating to gaseous electric discharge tubes : en
  • DE668574C - Device for automatic control and measurement of water consumption in coke extinguishing systems : de en
  • US2139212A - Guided plow hitch : en
  • US2139271A - Piston : en
  • DE668674C - For plugging empty beer kegs and other containers used arrangement on spikes : de en
  • SE93655C1 - : sv
  • US2138963A - Level compensator for telegraph systems : en
  • US2139619A - Method for the production of mineral surfaced roofing : en
  • AU272538A - Improvements relating to spindles for ring spinning, doubling and twisting machines : en
  • FR49238E - Process for inflating the tires of any vehicle, whether stationary or running, and automatically maintaining a constant pressure therein, and apparatus for carrying out this process : en fr
  • US2139221A - Driving mechanism : en
  • GB496825A - Methods of and apparatus for measuring electrical capacity and other magnitudes : en
  • US2139066A - Pressing machine work support positioning means : en
  • GB496671A - Improvements in the manufacture of cellulose esters : en
  • GB496769A - Improvements in and relating to tubular electric conductors : en
  • FR49201E - Advanced cooling arrangement for so-called air-powered aircraft engines : en fr
  • GB496706A - Improvements in and relating to ranges for fish frying and the like : en
  • GB496991A - Improvements in or relating to the refining of hydrocarbon oils : en
  • DE663520C - Device for cooling down beer : de en
  • DE668523C - Card guide device for typing, calculating or accounting machines : de en
  • GB496708A - Improvements in or relating to milling cutters and like tools : en
  • US2138965A - Method for measuring the magnetic properties of metal shapes of commercial sizes andapparatus therefor : en
  • US2139392A - Extraction process : en
  • DE668743C - Process for the preparation of aromatic acid amides : de en
  • GB496782A - Improvements in and relating to centrifugal gas cleaners : en
  • GB496883A - Improvements in or relating to thermionic valve amplifying circuits : en
  • FR834964A - Self-ventilating electric machine : en fr
  • GB496805A - Improvements in and relating to casting and particularly to the lining or re-lining of bearings with white metal and the like, and, for instance the bearings of internal combustion engines : en
  • GB496704A - Improvements in or relating to driving mechanisms of the spring and barrel type : en
  • CA378134A - Conveyer : en fr
  • GB496788A - An improved air humidifier : en
  • GB496908A - Improvements in or relating to vehicle bodies : en
  • CA12208S - Tyre tread : en
  • AU502237A - Childs convertible rocker chair-carriage : en
  • CA378167A - Knitting machine : en fr
  • FR49212E - Advanced cowling : en fr
  • GB496573A - Improvements relating to draughting machines : en
  • GB496799A - Process for the manufacture of compounds of the cyclopentanopolyhydrophenanthrene series : en
  • DK55530C - Molded stone. : da en
  • FR835033A - Twenty-four o'clock clock : en fr
  • DE662396C - Multi-stage shielded receiver : de en
  • US2139056A - Floor rack for reerigerator cars : en
  • US2139530A - Electric eye rifle : en
  • DE668829C - Device for checking the operability of a photoelectric arrangement : de en
  • GB497054A - Improvements in or relating to record-controlled statistical machines : en
  • US2139070A - Railway car wheel : en
  • GB496867A - A new or original relish : en
  • SE93686C1 - : sv
  • US2139472A - Azo dyestuffs : en
  • DE668858C - Machine used to evacuate incandescent lamps, radio tubes and other vacuum vessels : de en
  • FR834905A - Sound lamp for making, transmitting or reading sound recordings : en fr
  • FR835003A - End cap for heating rods : en fr
  • FR835028A - Closing device for packaging : en fr
  • US2138895A - Rubber compositions and methods of preparing same : en
  • US2138986A - Valve : en
  • FR834885A - Improvements to coaxial conductors : en fr
  • DE668842C - Hand fuel pump with filter and fuel cock for internal combustion engines : de en
  • AT155195B - Device for medical examination with X-rays. : de en
  • CA378162A - Belt-type fishing rod holder : en fr
  • DE668518C - Continuously lighting up and extinguishing electrical advertising writing system : de en
  • US2139508A - Air jet recorder : en
  • GB496768A - Improvements in boilers, steamers and like hot water containers : en
  • FR835042A - Device for automatic control of games in organs or the like : en fr
  • GB496976A - Improvements in apparatus for moistening gummed layers on paper articles, strips or the like, especially on postage stamps : en
  • FR834899A - Bicycle or motorcycle with luggage rack above the rear wheel : en fr
  • GB497091A - Improvements in or relating to electric lamp attachments : en
  • GB496770A - A composite sheet article, particularly intended for use in making shoe counters : en
  • US2138951A - Rounding machine : en
  • US2139071A - Furniture : en
  • DE668630C - Insulating body for electrical lines and cables, especially deep-sea telecommunication cables : de en
  • DE668713C - Knot catcher for paper stock : de en
  • US2139226A - Water connection : en
  • US2139527A - Impact testing machine : en
  • US2138989A - Automatic change-over device : en
  • DE668830C - Electrolytic capacitor, which consists of several units : de en
  • USD112419S - Design for a slide fastener : en
  • GB497060A - Improvements in or relating to thermionic amplifiers : en
  • FR49211E - New stainless steels : en fr
  • GB496860A - Improvements in or relating to electric circuit interrupters of the liquid immersed type : en
  • GR7840B - METHOD OF TREATMENT OF GAS CLEANING RESIDUES. : el en
  • GB496759A - Improvements in and relating to plant for making tar macadam and like carpeting material : en
  • AU105983B2 - Improvements in or relating to digit absorbing selectors for automatic or semi-automatic telephone systems : en
  • US2139001A - Scalp cooling device : en
  • US2138915A - Rock drill : en
  • GB496815A - Improvements in the manufacture and production of synthetic resins : en
  • GB496858A - Improvements in and relating to centrifugal separators : en
  • FR834932A - Improvements to oil burners : en fr
  • FR835029A - Reflective surface for light projections : en fr
  • US2139416A - Fan : en
  • US2139276A - Emulsifying and treating agents : en
  • US2139435A - Grain cleaner : en
  • GB496814A - Sealing valve for mercury-vapour rectifiers : en
  • DE668617C - Driving wedge lock for gas protection doors and panels : de en
  • GB496956A - Improvements in or relating to the refining of hydrocarbon oils : en
  • GR7837B - CAR DIRECTION INDICATOR. : el en
  • US2138946A - Method for sealing pipe joints : en
  • US2138994A - Key holder : en
  • DE668598C - Sound and heat insulating plate-shaped building element made of metal : de en
  • US2139029A - Hop picking machine : en
  • GB496840A - Improvements in and apparatus for the manufacture and production of acetaldehyde : en
  • US2139006A - Public address system : en
  • US2139258A - Vehicle body : en
  • US2139624A - Process for treating hydrocarbon oils : en
  • GB496673A - Improvements in and relating to steam boiler installations : en
  • US2138920A - Secondary emission tube and circuit : en
  • US2139011A - Apparatus for producing steel cables : en
  • US2139523A - Coin controlled refrigerating mechanism : en
  • US2139599A - Electrical apparatus : en
  • US2138833A - Process for extracting oils : en
  • US2138987A - Machine tool and the like : en
  • US2139368A - Rubber derivative compositions : en
  • DE668611C - Device for checking the tightness of gas protection masks and for measuring the air flow resistance of the respiratory protection filter connected to the gas protection mask : de en
  • DE668783C - Three or multi-axle road truck trailer : de en
  • GB496970A - Improvements in the manufacture and production of dyestuffs of the phthalocyanine series : en
  • CA378082A - Power relay : en fr
  • AU486337A - An improved necktie support for double collars : en
  • DE668595C - Heating device for food cans : de en
  • AU106006B2 - Improvements in antenna systems for direction finding purposes : en
  • US2139200A - Extensible gang lawn mower : en
  • US2139380A - Combination endless conveyer belt and grader screen : en
  • US2139352A - Supervisory control system : en
  • US2139345A - Energizing floating wedge for vehicle brakes : en
  • US2139455A - Clothespin : en
  • US2139636A - Nocturnal antiaircraft fire control device : en
  • DE668732C - Process for splitting heavy hydrocarbon oils : de en
  • AU255738A - Improvements in or relating to methods of applying a continuous powdery layer onto a metal support and devices obtained according to this method : en
  • DE668593C - Process for regulating the tarnishing of selenium ruby glasses : de en
  • DE668860C - Process for the production of colored glasses, glazes and enamels : de en
  • GB496972A - Improvements in and relating to age resisters : en
  • GR7842B - SECURITY BOX FOR USE OF THE AIRCRAFT. : el en
  • AU540238A - Improvements in or relating to the preparation of photographic emulsions : en
  • USD112417S - Design fob a wrist watch case : en
  • US2139524A - Automatic coin controlled time registering electric switch : en
  • US2139573A - Combined capping and printing machine : en
  • AT155216B - Atomizer with swiveling nozzle mouthpiece for pesticides or other liquids. : de en
  • US2139339A - Dispenser for paper articles : en
  • US2139512A - Ornamental mesh fabric : en
  • AT155193B - Storey granary with filling and emptying shafts. : de en
  • DK55533C - Procedure for the Production of Pectin. : da en
  • FR835047A - Rotary pump : en fr
  • GB496648A - Improvements in or relating to apparatus for playing games : en
  • US2139361A - Stopper for use in the conventional manner with lavatories, bathtubs, and the like : en
  • AT155245B - Feeding of electrical lines to stage lighting elements used at different altitudes or the like. : de en
  • DE668582C - Device for displaying the position of movable organs lying in the course of a line : de en
  • DE668414C - Remote control system : de en
  • DE668705C - Stabilizing device for free-flight piston engines : de en
  • US2139259A - Cable connecter : en
  • US2139465A - Contraction joint with peripheral seal : en
  • GB496778A - Improvements in or relating to television or like systems and electron discharge apparatus therefor : en
  • DE668584C - Overcurrent carrier fuse cartridge : de en
  • DE668492C - Process for the preparation of aminoethylephedrine : de en
  • DE668636C - Toggle load switch with energy storage drive for step transformers : de en
  • FR49247E - Improvements relating to safety razors : en fr
  • USD112441S - Design fob a doll : en
  • US2139585A - Manufacture of carbon black : en
  • AU546637A - Improvements in systems for the remote control of railway track switches and signals : en
  • US2139250A - Multiple hood hair drying apparatus : en
  • US2139427A - Spindle mounting for shuttles : en
  • US2139468A - Magnetic separator : en
  • USD112423S - Design fob a slide fastener : en
  • CA378174A - Carbureter : en fr
  • DE668590C - Process for the preservation of skins, hides and bare : de en
  • US2138977A - Mail box mounting : en
  • US2139358A - Vermiculite ore treatment : en
  • FR835010A - Process for recovering sulfurous acid formed during the cooking of cellulose with sulphite : en fr
  • DE668583C - Switch lock for electrical switch : de en
  • US2139018A - Television scanner cathode : en
  • US2139633A - Art of synchronizing ribbon speeds and of producing composite ribbons : en
  • US2139121A - Aliphatic nitroalcohols : en
  • AU2938A - Improvement in photographic emulsions : en
  • US2139249A - Telephone system : en
  • DE668652C - Device for achieving proportionally the same speeds in multi-motor drives with double-fed asynchronous motors : de en
  • FR49210E - Device intended to prevent frost bursting of containers containing liquid : en fr
  • US2139348A - Steam generator : en
  • US2139534A - Display receptacle : en
  • US2139068A - Transfer sheet for decorating rubber : en
  • US2139615A - Heating apparatus and control means therefor : en
  • US2139389A - Thread or fabric treatment : en
  • USD112492S - Design for a textile fabric or : en
  • US2139407A - Automobile direction signal : en
  • GB496964A - Improvements in or relating to television receivers : en
  • FR834941A - Side chain oxidation amputation process of sterin series compounds : en fr
  • GB496973A - Electron discharge devices : en
  • CA378117A - Light projecting system : en fr
  • US2139434A - Railway truck : en
  • DE668727C - Circuit breaker with an expansion chamber filled with liquid or air, which expands during opening : de en
  • AU213737A - Improvements ingolf clubs : en
  • AU105998B2 - Centrifugal machine for separating gold and mineral particles from metallurgical pulps : en
  • US2138936A - Apparatus for intravenous administration of fluids : en
  • US2139139A - Food product for treatment of infantile diarrhea : en
  • USD112468S - Design fob a dress ob similab abticle : en
  • US2138853A - Thermostatic mixing valve : en
  • US2138911A - Brake pedal depressor : en
  • US2139260A - Manufacture of shoes and insoles therefor : en
  • FR49229E - Advanced beet harvester : en fr
  • DE668804C - Track barrier for conveyor slide devices : de en
  • GB496838A - Improvements in armouring made from fibrous substances : en
  • GB497080A - Hair treating device : en
  • CA378150A - Combined statue, lamp and loudspeaker : en fr
  • US2138893A - Truck ice loading and unloading device : en
  • AT155222B - Circuit for frequency multiplication or division of high frequency and ultra high frequency oscillations. : de en
  • US2138997A - Submerged centrifugal pump : en
  • CA12199S - Combined rubber sole and heed : en
  • AT155228B - Electrolytic capacitor. : de en
  • AT155197B - Circuit arrangement for regulating the transmission rate. : de en
  • US2138883A - Automatic train pipe connecter : en
  • USD112455S - Design for a paperweight or similar : en
  • US2139402A - Machine tool : en
  • AU74238A - Improvements in and connected with cartons andthe sealing thereof : en
  • AU370337A - Improvements in and connected with pressure filters : en
  • FR49221E - Improvements in the production of regenerated cellulose materials : en fr
  • FR834917A - Improvements made to the control of devices known as: aerators : en fr
  • US2139584A - Manufacture of carbon black : en
  • US2138945A - Angle hand piece : en
  • US2139073A - Checkerwork for hot-blast stoves : en
  • US2139628A - Air doctor : en
  • AU431137A - Differential adjuster for electric switch mechanisms : en
  • GB496853A - Improvements in or relating to free-wheel brake hubs : en
  • US2139209A - Method for producing dehaired hides with the aid of mold tryptases in alkaline solution : en
  • US2139369A - Plastic compositions : en
  • DE668855C - Device for feeding mouthpiece deposits : de en
  • AU105956B2 - Improvements in or relating to pipe joints : en
  • FR834947A - Articulated fixing device applicable to trailers for all vehicles with wheels, tracks or skids, such as bicycles or motorcycles : en fr
  • US2138952A - Auxiliary wing for aircraft : en
  • US2139099A - Amplifying stringed instrument : en
  • DE668547C - Trigger device for air guns : de en
  • DE668673C - Device for utilizing the air movement caused by the wheel of a moving vehicle : de en
  • FR834916A - Armored crate for vehicles : en fr
  • US2139371A - Fuel supply system for internal combustion engines : en
  • US2139408A - Method of manufacturing yeast fermented beverages : en
  • USD112476S - Design for a dress ensemble : en
  • US2139283A - Filing drawer or the like : en
  • USD112421S - Design for a slide fastener : en
  • US2138901A - Hinge package : en
  • US2138993A - Handle for various articles : en
  • US2139638A - Vise for typographical machines : en
  • US2138941A - Automatic boiler pressure regulator : en
  • AT155167B - Film drive for cinematograph apparatus. : de en
  • DE668601C - Device for coring corn on the cob : de en
  • US2139055A - High frequency system having remote control : en
  • US2139497A - Copper alloy : en
  • AU105973B2 - Improvements in and relating to apparatus for spraying bituminous fluids andthe like : en
  • US2138973A - Continuous distillation furnace : en
  • US2139138A - Corrugated structure : en
  • CA378127A - Sausage casing manufacture : en fr
  • US2139388A - Antiaccidental ignition means for match packages : en
  • US2139566A - Combined typewriting : en
  • US2139337A - Liquid treatment of metal sheets : en
  • AT155223B - Cathode for electrical discharge vessels. : de en
  • AT155243B - Optical system for the movement compensation of moving images. : de en
  • US2138923A - Apparatus for assembling sealing pads in receptacle closure caps : en
  • US2139422A - Process for preserving standing poles : en
  • US2138996A - Electrical network : en
  • USD112418S - Design for a si : en
  • USD112429S - Design for a combined rubber sole : en
  • AT155162B - Rear hub for bicycles. : de en
  • GB496819A - Process for the manufacture of new dyestuffs of the phthalocyanine series : en
  • GB496990A - Improvements in or relating to plate, dish, and like racks : en
  • AU105941B2 - Improvements in or relating to carpet sweepers : en
  • US2139606A - Knitted hosiery and method of making same : en
  • US2139438A - Signal receiver circuit : en
  • CA378098A - Train diaphragm : en fr
  • AT155226B - Device for amplifying or generating electrical oscillations of particularly high frequency. : de en
  • DE668522C - Process for the production of acetaldehyde from hydrogen-containing acetylene : de en
  • US2139243A - Try square : en
  • AU105974B2 - Production of blackand-white photographic pictures : en
  • US2138903A - Feed water control : en
  • US2139320A - Method and apparatus for treating textile fibers and for making elastic yarn : en
  • DE668775C - Friction wheel change and reversing gear : de en
  • CA378126A - Grease containing asphalt : en fr
  • DE668532C - Installation on vehicles powered by alternating current to eliminate the harmful effect of the axle relief : de en
  • DE668594C - Pulling device for extending tables : de en
  • US2138958A - Prefabricated building construction : en
  • US2138866A - Blocking form : en
  • US2139430A - Agitating tank for liquids : en
  • FR834928A - Improvements to control or command elements for statistical machines : en fr
  • CA378103A - Grinding tool : en fr
  • US2139543A - Production of crimped artificial filaments, fibers, and the like : en
  • US2139052A - Remote control mechanism : en
  • USD112499S - Design fob a dress : en
  • US2139255A - Excavating machine : en
  • GB496667A - Improvements in or relating to electric signalling systems : en
  • DE668490C - Process for the production of nitrogen- and sulfur-containing condensation products : de en
  • DE668800C - Device for generating short electromagnetic waves : de en
  • DE668803C - Switching device for periodically interrupting the current of electrical resistance seam welding machines : de en
  • GB496663A - Process for the manufacture of new dyestuffs : en
  • GB497002A - Improvements in magneto generators : en
  • DE668566C - Device for generating or absorbing mechanical vibrations : de en
  • DE668738C - Glove : de en
  • AU363537A - Improvements in means for lining pipes : en
  • GB496821A - Improvements in or relating to refrigerating apparatus : en
  • DE668850C - Central locking camera : de en
  • GB496981A - A device for effecting admission and removal of gases and/or liquids to and from a container : en
  • US2139131A - Calculating machine : en
  • US2139459A - Oil separator for evaporators : en
  • DE668620C - Closing cap with pocket clip for fountain pen : de en
  • DE668648C - Rail fastening on wooden sleepers using rail nails and clamping plates : de en
  • FR834988A - Advanced carriers : en fr
  • FR834959A - Device intended to suppress the emission of annoying noises by electric vibrators : en fr
  • US2139301A - Automatic clutch and variable transmission gear : en
  • US2139627A - Sanitary drinking spout and bottle cap : en
  • FR834995A - Improvements to light diffusing devices for lighting devices : en fr
  • GB496691A - Improvements relating to the manufacture of hose pipes : en
  • DE668846C - Lift drive for a belt drop hammer : de en
  • GB497076A - Improvements relating to methods and apparatus for coating printing supports, more particularly metal plates, with a light-sensitive liquid for the photo-mechanical production of printing forms : en
  • FR834877A - Artificial resin : en fr
  • GB496866A - Process for improving the working of metals by processes such as drawing, not involving the use of cutting tools : en
  • GB496898A - Process for the manufacture of tanning agents : en
  • GB496796A - Improvements in rotary air pumps : en
  • FR834944A - New board game : en fr
  • FR834962A - Undercarriage of vehicles traveling on rails : en fr
  • USD112456S - Design tor a desk penholder : en
  • US2139009A - Seed display rack : en
  • GB496905A - Telephone systems : en
  • US2138983A - Cigarette holder : en
  • USD112447S - Design fob a combined kitchen shelf : en
  • GB496736A - Improvements in or relating to buffing or scouring rolls : en
  • DE668669C - Characters formed from translucent, upright stripes : de en
  • FR49240E - Multi-traction facial tensioners with adjustable and interchangeable devices producing an instant rejuvenating effect : en fr
  • US2139164A - Method and apparatus for preventing slipping in printing : en
  • DE668605C - Lubrication pump with horizontally lying conveyor and control piston : de en
  • GB496920A - Improved device for wiping razor blades : en
  • GB496669A - Improvements in the treatment of raw mineral materials : en
  • GB496702A - Improvements in and relating to casting and particularly to the lining or re-lining of bearings with white metal and the like, and for instance the bearings of internal combustion engines : en
  • US2139172A - High temperature furnace insulation : en
  • IE15824L - Preserving meat, fish and poultry : en
  • US2138922A - Frequency checking device : en
  • US2139291A - Odor dispensing device : en
  • USD112467S - Design for a waist : en
  • USD112471S - Design for a dress : en
  • FR834920A - Direction indicating devices : en fr
  • FR834943A - Device for pulling up stems with roots such as, for example, vines, etc. : en fr
  • US2138841A - Tractor stop hitch : en
  • US2139568A - Spinneret and method of producing the same : en
  • GB496870A - Improvements in or relating to packaging cheese : en
  • FR49233E - Process for preparing skins using fiery tryptases : en fr
  • DE668519C - Drive device with common support plate for a motor and its transmission gear for demonstrating advertising objects on turntables : de en
  • DE668685C - Drum heater for milk and similar liquids : de en
  • DE668531C - Sheet feeding device for rotary multipliers : de en
  • DE668844C - Oil pressure lubrication with oil check valve : de en
  • GB496895A - Improvements in or relating to water closet basins : en
  • DE668717C - Pencil sharpener with knife : de en
  • GB497146A - Polyvinyl acetal resins : en
  • US2139327A - Combined pressure gauge and telltale signal : en
  • US2138967A - Cooking basket : en
  • CA378163A - Variable speed mechanism : en fr
  • AT155153B - Process for the finishing of luminous or X-ray foils, screens, layers and the like. like : de en
  • US2139598A - Cooking utensil : en
  • AT155187B - Method for producing an electrical resistor and a resistor produced according to the method. : de en
  • DK55540C - Shoe molding machine. : da en
  • US2139192A - Aircraft undercarriage : en
  • US2139393A - Process for the production of alkyl ester salts : en
  • US2139356A - Carburetor structure : en
  • DE665255C - Method and device for the production of calcium cyanamide : de en
  • DE668642C - Device for mixing coal with liquid hydrocarbons before coking in the retort : de en
  • IE15714L - Agglomerated fuel : en
  • DE668762C - Manufacture of molds for hat making : de en
  • DE668691C - printing plate : de en
  • US2139027A - Aggregate coating apparatus : en
  • US2139216A - Counting mechanism for liquid dispensing apparatus : en
  • DE668608C - Machine for producing globoid screws : de en
  • DE668660C - Payable aluminum alloy : de en
  • GB496930A - Bottle capsuling apparatus : en
  • DE668835C - Mouthpiece for vacuum cleaner : de en
  • DK55523C - Device by belt filters. : da en
  • USD112446S - Design fob a serving flatter : en
  • US2138985A - Grease separator for sinks and the like : en
  • US2139107A - Hydraulic coupling : en
  • DE668869C - Process for bleaching textile fibers : de en
  • GB496687A - A trap or gin for catching rabbits and other vermin : en
  • US2139588A - Esters of hydrogenated abietyl alcohol and method of producing : en
  • US2139625A - Plow : en
  • US2139444A - Apparatus for measuring inclinations : en
  • USD112438S - Design for a frame for mirrors or : en
  • DE668726C - Circuit arrangement for telephone systems : de en
  • DK55524C - Radio bearing system. : da en
  • FR834882A - Current conversion installation by means of gate control valves : en fr
  • GB496993A - Improvements in printing machines : en
  • GB497057A - Improvements in arrangements for measuring differences of potential : en
  • DK55527C - Procedure for the Preparation of Fish Liver Oils. : da en
  • GB496684A - Improvements relating to the production of gases for use as atmospheres in furnaces for the heat-treatment of metals : en
  • DE668768C - Cigar tip with a head part separated from the shaft part under a cut surface of about 45Ò : de en
  • GB496850A - Improvements in or relating to card indexes : en
  • GB496966A - An improved manufacture of stabilised hydrocarbon polymers : en
  • DE668565C - Rigid material for boots and shoes and process for their manufacture : de en
  • US2138844A - Liquid dispenser : en
  • US2139175A - Metal dishcloth : en
  • US2139382A - Broiler : en
  • DE668708C - Glandless shut-off device for pipelines : de en
  • US2139592A - Shock absorber for vehicles : en
  • GB496871A - Improvements in or relating to packaging cheese : en
  • GB496758A - Improvements in or relating to electric switchgear incorporating a mercury switch : en
  • US2139591A - Shock absorber : en
  • AT155154B - Use of the esters formed from tetrahydrofurfuryl alcohol or its homologues and higher molecular weight monobasic carboxylic acids as solvents, plasticizers and gelatinizing agents. : de en
  • AT155192B - Circuit for electromotive turnout bolt. : de en
  • US2139323A - Self-expanding and cleaning earth reamer : en
  • US2139185A - Pressure actuated piston lock release : en
  • US2139475A - High tension ignition system : en
  • GB496705A - Improvements in or relating to electric discharge tubes utilising secondary emission : en
  • US2139114A - Device for removing molten metal : en
  • US2139347A - Fuel pump : en
  • US2139433A - Dispensing mechanism : en
  • US2139304A - Coffee-chocolate sirup concentrate : en
  • US2138829A - Manufacture of bonded abrasive articles : en
  • US2139188A - Foldable fishing pole holder : en
  • US2139511A - Crucible for slug casting machines and method of making same : en
  • USD112465S - Besign for a rotary well drilling : en
  • USRE20941E - Method of grinding : en
  • GB496780A - Improvements in and relating to the production of caoutchouc articles : en
  • US2138934A - Sulphonamide compounds : en
  • FR834960A - Disazo dyes and process for the preparation thereof : en fr
  • GB496928A - Improvements in or relating to the recording of sound and like oscillations : en
  • GB497007A - Improvements in flexible couplings for rotary shafts and like rotary bodies : en
  • US2138909A - Process for the manufacture of waterproof shaped products : en
  • US2138981A - Slack eliminator for shoe patching machines : en
  • GB496892A - Manufacture of acryloxy carboxylic acids and their esters : en
  • AU106045B2 - Improvements in and relating to metallic vapour discharge lamps : en
  • AU105928B2 - Reversal process of colour photography : en
  • FR49216E - Improvements to electronic television transmitters : en fr
  • FR49236E - Process for the preparation of curable artificial resins : en fr
  • GB496690A - The manufacture of substitution products of cyclic amidines : en
  • US2138840A - Preparation of alum solution for paper sizing : en
  • USD112453S - Design for a chair : en
  • US2139559A - Receptacle for pipes : en
  • DE668643C - Loose-leaf book with movable strings opposite the spine : de en
  • DE668876C - Rotary piston machine with annular working space : de en
  • US2139174A - Adjustable seat support : en
  • AT155235B - Combination lock. : de en
  • USD112449S - Design for a ijp protector for : en
  • US2138968A - Spout section : en
  • US2139500A - Car cooler : en
  • US2139078A - Concrete form : en
  • US2139488A - Roller sluice bearing structure : en
  • US2139612A - Heater for automobiles : en
  • US2138962A - Switch : en
  • US2139278A - Knitting machine : en
  • US2139441A - Refrigerator : en
  • DE668752C - Short-circuit and brush lifting device for three-phase motors : de en
  • FR834865A - Process for the production of wool replacement fibers, made of viscose : en fr
  • GB496707A - Improvements in and relating to pistons for internal combustion engines : en
  • IE15162L - Air-cooling of i.c. engines : en
  • DE668580C - Composite body made of preformed iron or steel with a one-sided coating made of an iron-boron alloy : de en
  • FR834984A - Advanced saw frame : en fr
  • GB496808A - Improvements in and relating to centrifugal separating machines : en
  • DE668761C - Process for the production of wooden hollow bodies : de en
  • DE668640C - Needle roller drafting unit for worsted yarn spinning with a single needle roller and two pairs of through rollers arranged in front of it : de en
  • FR834918A - Engine torque controller on board an airplane both on land and in flight : en fr
  • GB497065A - Supporting and adjustable mechanism for pivoted-sliding sashes and the like : en
  • GB496999A - Process for dressing iron ores : en
  • DE668868C - Pivoting device for a laundry rammer that can be moved up and down by a water motor : de en
  • AU105979B2 - Improvement in photographic emulsions : en
  • DE668760C - External heater for the production of permanent hair waves : de en
  • GB496931A - A new or improved internal fitting for jars, bottles, cans, boxes, show-cases and other like hollow containers : en
  • US2139357A - Turbine system : en
  • US2139605A - Block for pulley tackles : en
  • US2139558A - Follow-up system for gyro compasses : en
  • FR834968A - Process for improving cellulosic fibers : en fr
  • GB497014A - Improvements in brackets or supports for flasks, jugs and other like vessels : en
  • US2138940A - Coupling : en
  • US2139053A - Stovepipe anchor : en
  • US2139517A - Suspenders : en
  • US2139577A - Adjustable automatic self-releasing hitch : en
  • US2139057A - Radio apparatus and method : en
  • GB496681A - Improvements in or relating to the recovery of glycerine from printers roller waste or similar solid bodies : en
  • GB496822A - Improvements in or relating to calenders for use in ornamenting fabrics : en
  • GB496957A - Improved method of and apparatus for effecting circulation of a liquid in a heat-transfer system : en
  • FR834879A - Improvements to television receivers : en fr
  • DE668703C - Spirit level to determine and establish height differences : de en
  • FR834992A - Improved process for making paraffin modifying agents : en fr
  • GB497067A - Improved means for freeing coke from the metallic walls of coke ovens and other carbonising chambers : en
  • US2139169A - Calculating machine : en
  • GB496929A - A method and machine for decorticating or removing the fleshy part of fibrous leaves : en
  • GB496865A - Improvements in four-lens photo-objectives : en
  • US2139445A - Method and apparatus for drying : en
  • DE668651C - Device for the central connection and disconnection of electrical consumers : de en
  • AU105936B2 - Improvements in moulding presses for finely divided substances : en
  • US2138995A - Sheet feeder : en
  • US2139252A - Lamp fuse protector : en
  • US2139101A - Hydraulic pumping jack : en
  • US2139253A - Adjustable seat : en
  • US2139075A - Bailer : en
  • FR834978A - Weighbridge : en fr
  • US2139241A - Cutting and folding machine : en
  • US2139439A - Loom parallel : en
  • US2139608A - Explosion actuated percussion tool : en
  • AU105964B2 - Method of neutralizing the condition producing qualities of finely pulverized silicious materials : en
  • US2139145A - Fastening device : en
  • US2138868A - Process of lowering the four point : en
  • US2139583A - Barbituric acids : en
  • US2139618A - Casing for boilers, heater units, and air conditioning units : en
  • DE668811C - Device for cooling lignite or other loose debris : de en
  • US2138862A - Utility tool : en
  • AU106054B2 - Improvements in or relating to the manufacture of goods of or containing sponge-like or cellular rubber : en
  • CA12200S - Chair : en
  • US2139094A - Operating lever : en
  • US2139476A - Automatic battery filling device : en
  • US2139586A - Switch : en
  • US2139629A - Dry cleaning process : en
  • CA378142A - Aliphatic acid concentration : en fr
  • DE668539C - Sound absorbing and sound absorbing component : de en
  • DE668520C - Material for color raster photography : de en
  • DE668725C - Process for the graining of fertilizers or other substances or mixtures of substances : de en
  • US2139391A - Motor vehicle : en
  • AT155234B - Double-acting adjustment device for brakes. : de en
  • US2138904A - Road surface treating machine : en
  • US2139143A - Collapsing container and collapsing device : en
  • USD112484S - Design fob a woven pile fabric : en
  • CA378124A - Superheater boiler : en fr
  • GB496709A - Improvements in and apparatus for the manufacture and production of epichlorhydrin : en
  • US2139176A - Chair : en
  • US2139184A - Refrigerator : en
  • AT155250B - Method and device for the production of insulating tape. : de en
  • DK55532C - Kneading roller for core kneaders. : da en
  • US2139350A - Overdrive gearing : en
  • US2139398A - Fuel, and compositions of matter for treating solid carbonaceous fuel : en
  • US2139567A - Molding retainer clip : en
  • US2139499A - Soldering and welding tool : en
  • US2139316A - Stapling apparatus : en
  • AT155176B - Rectal bandage. : de en
  • CA378166A - Fountain sponge : en fr
  • DE668408C - Device for determining the direction of movement of a flying target : de en
  • FR835036A - Improvements to devices for the production of smoothed and polished glass strips : en fr
  • US2138898A - Push-pull amplifier : en
  • US2138966A - Radio compass system : en
  • US2139042A - Tractor mounted implement : en
  • US2139238A - Modulator for high frequency oscillators : en
  • US2139196A - Process of making zinc oxide : en
  • US2139293A - Portable workbench : en
  • AT155233B - Oil spray can. : de en
  • AT155168B - Process for producing glass nozzles. : de en
  • AU71138A - Improved process and apparatus forthe distillation of tar or pitch : en
  • AU106023B2 - Improvements in or relating tothe control of electric discharge tubes : en
  • AU230238A - Improvements in or relating to electric gas-discharge tubes : en
  • DE668712C - Milling device, in particular for treating high-consistency paper stock : de en
  • FR834901A - Pump unit for sulphating devices : en fr
  • US2139015A - Reversible dutch lap shingle : en
  • US2139273A - Bedpan : en
  • USD112501S - Design fob a dress : en
  • DE668838C - Measuring mark for spatial distance meter : de en
  • CA378146A - Fountain for chickens : en fr
  • CA378108A - Bread wrapping machine : en fr
  • AU197838A - An improved vehicle hoist : en
  • US2139007A - Hand brake : en
  • US2139643A - Range : en
  • US2139266A - Two-cycle combustion engine : en
  • US2139400A - Process of preparing picric acid compounds : en
  • US2139453A - Electric condenser : en
  • US2139215A - Method for forming zinc sheets : en
  • DE668488C - Process for the production of highly effective cuprohalides, especially suitable for the production of indanthrones : de en
  • US2138924A - Antioxidant : en
  • GB496776A - Improvements in or relating to locks for doors : en
  • US2138926A - Moth snare : en
  • US2139173A - Control circuit for broaching machines : en
  • USD112491S - Design for a textile fabric or : en
  • US2139532A - Man's garment : en
  • US2139106A - Comb : en
  • USD112500S - Design for a dress : en
  • US2138850A - Locking means for interthreaded elements : en
  • US2138971A - Lubricator for railway car journals : en
  • US2139072A - Electric switch : en
  • USD112481S - Design tor an automobile exhaust : en
  • US2139515A - Alloys for addition to iron and steel : en
  • FR834935A - Vacuum Distillation Improvements : en fr
  • GB496855A - Improvements relating to toy clockwork mechanism : en
  • GB497008A - A motor-cycle suspension system : en
  • US2139490A - Remote control system : en
  • US2139620A - Siding element and method of making the same : en
  • US2139623A - Precast hollow slab concrete construction system : en
  • DE668579C - Manufacture of chromium-containing malleable cast iron pieces with increased strength and forgeability : de en
  • CA378137A - Wheel with rubber-like tread : en fr
  • US2138961A - Motor vehicle antenna system : en
  • US2139572A - Method and apparatus for applying closures : en
  • AU105952B2 - Improvements in or relating to methods of making an electric discharge tube comprising a secondary emission electrode : en
  • US2138827A - Method of breaking down and utilizing the constituents of polyhalite : en
  • AT155179B - Key transmitter for type printing telegraph. : de en
  • DE668591C - Stretching machine : de en
  • AT155201B - Carburetor air preheater for water-cooled explosion engines. : de en
  • CA378062A - Shuttle changing loom : en fr
  • AT155236B - Process for the production of laminated glasses or similar layered products with non-splintering intermediate layers of polyvinyl acetate. : de en
  • USD112459S - Design for a dress : en
  • DE668603C - Internal combustion engine, especially for motor vehicles, with a roof-shaped compression space that is offset from the cubic capacity : de en
  • US2139021A - Reclosable box : en
  • USD112422S - Design for a slide fastener : en
  • US2139562A - Centralized traffic controlling system : en
  • US2139379A - Interchangeable turbine pump head : en
  • US2139621A - Preparation of guanyl-urea sulphonic acid : en
  • FR834891A - Process for coating objects, in particular metallic objects with artificial materials : en fr
  • US2139331A - Sash fastener : en
  • AU519637A - Sulphonated products and process of preparation : en
  • DE668644C - Process for the electrical cleaning of gases or poorly conductive liquids : de en
  • US2138910A - Toaster : en
  • US2139418A - Phenolic condensation product and method of making same : en
  • USD112442S - Design for a goblet or similar : en
  • US2139275A - Eyeshield and visor : en
  • US2139404A - Chemical receptacle for attachment to garment hangers : en
  • AU106043B2 - C Improvements in method of forming polyvinyl acetal resin sheets : en
  • AU106011B2 - Methods of stabilizing products subject to oxidation andthe resulting stabilized products : en
  • US2139555A - Method of making bearings : en
  • US2139486A - Plow point attachment : en
  • CA378148A - Bottle washer : en fr
  • DE668744C - Process for the production of nitrogen-containing condensation products : de en
  • US2139319A - Tubing bleeder and jar : en
  • US2138811A - Surface hardening lathe bed : en
  • US2138892A - Process for the manufacture of electrostatic condensers : en
  • US2139395A - Radiator pressure cap : en
  • US2139128A - Tufting button : en
  • US2139132A - Slip sheeting device : en
  • US2139167A - Bolt anchor : en
  • US2139442A - Method of remodeling lasts : en
  • US2138824A - Hoist : en
  • USD112505S - Design for a dress : en
  • AU502837A - Milking machine pulsator : en
  • GB496672A - Improvements in electric conductors suitable for high frequency transmission : en
  • GB496837A - Radio and television programmes indicator : en
  • US2139092A - Ink composition : en
  • US2139489A - Frequency responsive relay : en
  • US2139570A - Thiazole compounds and manufacture thereof : en
  • AT155248B - Method and circuit for registering two or more processes with the aid of a single cathode ray tube. : de en
  • AU105930B2 - Improvements in and connected with pressure filters : en
  • CA378175A - Foot arch support : en fr
  • USD112443S - Design for a goblet ob similar : en
  • US2138889A - Polyvinyl acetal resin sheets containing diphenyl ether : en
  • US2139355A - Carburetor device : en
  • US2139279A - Roll roofing fastener : en
  • US2139493A - Boat game indicator : en
  • US2139506A - Atomizing device : en
  • USRE20936E - Decalcomania paper : en
  • AU322438A - An improved method of colour correction in photographic work : en
  • CA378176A - Colostomy belt : en fr
  • DE668578C - Method and device for enabling the registration of the individual galvanic deposits of color deposits required for multi-color printing in a circular casting plant for back-casting of the deposits : de en
  • DE668667C - Device to reduce steam losses in labyrinth seals for rotating shafts : de en
  • DE645521C - Method and device for the production of non-continuous threads on screw shafts, in particular on the shafts of wood screws or other screws with a point : de en
  • AU215537A - Improvements in and relating to apparatus for spraying bituminous fluids andthe like : en
  • GB496887A - Improvements in or relating to the manufacture of cellulose : en
  • FR49230E - Process for the production of pure polyvinyl chloride, for the manufacture of artificial materials : en fr
  • FR834974A - Connection of sections of elastic intermediate tubes in air or liquid lines under pressure : en fr
  • GB496979A - Improvements in lighting fittings : en
  • CA378077A - Cellulose ester stabilization : en fr
  • US2139329A - Weather strip : en
  • AT155191B - Device for automatic warning in the event of a risk of explosion. : de en
  • AU249338A - A method of treating articles of wood or other fibrous material : en
  • CA378078A - Mixed cellulosic ester production : en fr
  • CA378113A - Frequency control circuit : en fr
  • AT155180B - Arrangement for modulating high-frequency vibrations, especially ultra-short waves. : de en
  • AU26338A - A process for improving pelts : en
  • US2138953A - High-frequency system : en
  • USD112427S - Design for a spoon ob other article : en
  • AU105927B2 - Overvoltage protection device : en
  • CA378141A - Aliphatic acid concentration : en fr
  • AU105933B2 - Ladder support : en
  • US2139341A - Motor vehicle : en
  • USD112479S - Design fob : en
  • US2139377A - Display unit : en
  • USD112444S - Design for a goblet : en
  • US2139257A - Centering device for typewriting machines : en
  • AU105963B2 - Improvements in or relating to methods of and means for operating plate type heat exchange apparatus : en
  • US2139412A - Protector mechanism for looms : en
  • US2139600A - Wrench : en
  • CA378129A - Terminal bank manufacture : en fr
  • DE668861C - Sintered hard metal alloy for work equipment and tools, especially drawing dies : de en
  • AT155232B - Carrier. : de en
  • FR834946A - Cooking utensil, with cooling chimney, allowing the milk to boil without overflowing : en fr
  • USD112482S - Design for an automobile exhaust : en
  • AU106046B2 - Improvements in or relating to neutralised electron discharge device circuit arrangements : en
  • AT155229B - Artificially cooled high pressure mercury vapor tube. : de en
  • AU209837A - A herbal blood purifying remedy : en
  • DE668621C - Ink feed for fountain pen : de en
  • USD112416S - Design for a shoe : en
  • DE668700C - Device for maintaining an even pouring amount with an uninterrupted pouring process : de en
  • US2139563A - Tunneling shield : en
  • DE668836C - Hot water storage system with hot water output under almost constant overpressure : de en
  • GB496766A - Improvements in apparatus for removing metal from the surface of a metal body by means of an oxidising gas stream : en
  • GB496943A - Improvements in or relating to electrically operated engine starters : en
  • US2139116A - Closure for containers : en
  • AT155242B - Device for clamping skis. : de en
  • US2139311A - Heat retainer for permanent waving : en
  • US2139481A - Suspender holder : en
  • AT155237B - Plastic compound for the production of floor or wall coverings and other objects. : de en
  • US2139195A - Cargo net, cargo sling, and the like : en
  • US2139244A - Refrigerator : en
  • US2139541A - Ornamental band and process for making same : en
  • USD112450S - Design fob a seat cover or the like : en
  • AT155155B - Process for the production of condensation products. : de en
  • AT155169B - Shoe, in particular sports shoe. : de en
  • DE665698C - Method for scanning a stored photocell mosaic : de en
  • US2139010A - Foot control device : en
  • US2139450A - Attachment plug cap of the softrubber type : en
  • AT155178B - Teletypewriter. : de en
  • AT155177B - Circuit for absorbing high-frequency oscillations with automatic selectivity control. : de en
  • US2139452A - Printing telegraph receiver : en
  • US2139146A - Suction cleaner : en
  • US2139103A - System of transmission : en
  • US2139503A - Vacuum cleaner carriage : en
  • US2139428A - Catheter forceps : en
  • USD112440S - Design for a play pool : en
  • US2138847A - Hinge for loose-leaf catalogues or the like : en
  • US2139550A - Mono-alkyl-chlorophenols : en
  • US2139582A - Thermometer well : en
  • AT155249B - Thigh and tongue pliers. : de en
  • US2138918A - Cathode : en
  • USD112434S - Design for a novelty doll : en
  • GB496950A - Improvements in and relating to valve devices for admitting liquid to cisterns, tanks and the like : en
  • US2139326A - Container : en
  • USD112462S - Design for a bottle : en
  • USRE20940E - Power : en
  • AT155210B - Switch with flowing compressed gas. : de en
  • US2139626A - Paper container for fluid : en
  • US2139109A - Production of iron oxide and zinc sulphate : en
  • AU541537A - Improvements in or relating tothe control of electric discharge tubes : en
  • CA378061A - Shuttle changing loom : en fr
  • US2139012A - Electrical machine : en
  • CA378064A - Shuttle changing loom : en fr
  • CA378172A - Saw blade attaching means : en fr
  • DE668549C - Process for the manufacture of products containing silicon : de en
  • DE668623C - Vacuum-tight connection between parts made of ceramic material and made of metal by means of a solder, in particular vacuum-tight power feed : de en
  • US2138812A - Support for paint brushes : en
  • AT155170B - Last for making shoes. : de en
  • GB496951A - Improvements relating to bottles : en
  • AT155215B - Process for the production of light-diffusing glasses. : de en
  • US2138865A - Decorating apparatus : en
  • US2139261A - Wheeled scraper : en
  • AU105943B2 - Improvements in or relating to electric gas-discharge tubes : en
  • AT155186B - Discharge vessel for emitting a continuous spectrum in the ultraviolet. : de en
  • AT155224B - Circuit device to prevent incorrect connections in telegraph dialer systems. : de en
  • US2138882A - Abrasive : en
  • USD112470S - Design for a toy or similar article : en
  • US2139342A - Staple driving machine : en
  • US2138873A - Soap tablet covered with a soft sheath : en
  • US2139344A - Gas control system : en
  • US2139470A - Portable load supporting structure : en
  • DK55526C - Closed fuse. : da en
  • GB496873A - Improvements in or relating to optical projection apparatus : en
  • DE668561C - Method for determining the load-bearing capacity of soil layers at any depth : de en
  • DE668534C - Toggle lever or push button switch with a common axis for shift and actuation lever : de en
  • DE668516C - Bevel gear : de en
  • DE668733C - Electric starting device for internal combustion engines : de en
  • CA378138A - Sealed paper container : en fr
  • CA378132A - Telephone ringing system : en fr
  • DE668833C - Soot shut-off : de en
  • DE668819C - Telegraph exchange system for circular systems : de en
  • FR835018A - Engraving tool : en fr
  • GB496728A - An improved machine for distributing seed, salt, fertilizer, and the like, and for other purposes : en
  • FR834855A - Device for eliminating the risk of dazzling light from headlights, especially in automobiles, by circular polarization of the light and use of suitable analyzers on the light receiving side : en fr
  • US2139136A - Shaving implement : en
  • US2139171A - Closing device for collapsible tubes : en
  • GB496804A - Improvements in or relating to centrifugal governors : en
  • GB496994A - Improvements in or relating to printing machines : en
  • DE668785C - Sealing lining for bottle closure discs and process for its production : de en
  • FR834922A - Method and devices for the rapid refrigeration of foodstuffs or other objects : en fr
  • DE668545C - Process for the manufacture of a fluorescent screen for television cathode ray tubes, in which particles of fluorescent material distributed in a liquid are deposited on the screen by gravity : de en
  • DE668552C - Process for the production of bituminous substances with relatively low temperature sensitivity : de en
  • US2139177A - Combination drawing board and drawing tool : en
  • GB496662A - A luminous screen for cathode ray oscillographs and methods of making the same : en
  • FR835044A - Hydraulic speed reducer for vehicles : en fr
  • GB496701A - Improvements relating to sparking plugs : en
  • GB496965A - Improvements in the reproduction of motion from records thereof : en
  • GB496737A - Improvements in and relating to methods of regulating the characteristics of reactances : en
  • DE668813C - Method of drying colloidal substances : de en
  • DE668807C - Open watch or jewelry bracelet with holding brackets hinged to the side of the watch case or the jewelry item : de en
  • DE668818C - Bridge with main girders made of rhombic framework or K-framework : de en
  • DE668851C - HEPA filter for respiratory protection filter : de en
  • GB496767A - Improved teat element for milking machines : en
  • GB496775A - Improvements in and relating to coating compositions for making coated papers : en
  • GB496786A - Improvements in or relating to regulating devices for two-stroke cycle internal combustion engines : en
  • FR834898A - Pressure regulator and transformer : en fr
  • FR834981A - Electric wave filter : en fr
  • GB496996A - Improvements in printing machines : en
  • FR834923A - Method of throwing explosives, from aircraft or the like : en fr
  • DE668715C - Electric bulkhead locking device : de en
  • GB496683A - Improvements in the manufacture and production of dyestuffs of the phthalocyanine series : en
  • US2138908A - Ear corn steamer : en
  • GB496765A - Improvements in distributor couplings for ignition conductors of internal-combustion engines : en
  • DE668581C - High voltage breaker with magnetic blowing : de en
  • DE668696C - Sterilizable storage container for drills with a device for single dispensing of the drills, especially for dental purposes : de en
  • GB497068A - Improvements in or relating to implements for hoeing or similar operations : en
  • DE668859C - Manufacture of red ferric oxide pigments : de en
  • DE668845C - Transmission device for movement forces : de en
  • FR834895A - Improvements to airplanes and their control devices : en fr
  • US2138869A - Safetypin : en
  • US2139565A - Frame and handle assembly for mirrors, brushes, and the like : en
  • AU105919B2 - Process for the manufacture of iron , steel and ferrous alloys from pig iron : en
  • GB496800A - Improvements in or relating to centrifugal clutches : en
  • FR834951A - lock for the subdivision of pipe lengths in a pneumatic station installation : en fr
  • US2138980A - Automatic power transmitting mechanism : en
  • FR834893A - Device intended to heat the combustible gases supplied to an engine by the exhaust gases : en fr
  • FR835030A - Improvements to handbags, tote bags, suitcases, etc. : en fr
  • GB496907A - Improvements in semi-automatic telephone systems : en
  • US2138972A - Breech mechanism : en
  • US2139208A - Milk distribution apparatus and a can for use with the said apparatus : en
  • AT155183B - Surge arrester with resistors and spark gaps contained in a ceramic body. : de en
  • US2138856A - Lock : en
  • US2139090A - Braking : en
  • AU105932B2 - Differential adjuster for electric switch mechanisms : en
  • CA378086A - Fibrous container cover forming machine : en fr
  • US2139593A - Tooth brush : en
  • USD112473S - Design for a street traffic signal : en
  • US2138925A - Stove : en
  • DE668515C - Self-priming carburetor : de en
  • US2139135A - Telephone system : en
  • DE668664C - Method for determining the load-bearing capacity of a subsoil : de en
  • GB496832A - Device for preventing undesired loosening of nuts : en
  • GR7834B - PERFECTIONS AND MODIFICATIONS IMPROVING THE MANUFACTURE OF LAMPS AND TUBES WITH ELECTRIC DISCHARGES AND THEIR ELECTRODES. : el en
  • US2138929A - Device for preventing overflowing, especially designed for funnels : en
  • US2139166A - Universal mechano-surgical apparatus : en
  • GR7838B - MEASURING TOOL FOR CUTTING SHOES BY REPRESENTATIVE SHOE MAKING STAMP. : el en
  • US2138921A - Milking machine pulsator : en
  • IE15399L - Glass melting melting furnace : en
  • CA378120A - Welded vessel seam : en fr
  • US2139129A - Apparatus for handling material in mines : en
  • GB496933A - Automatic pistols : en
  • DE668867C - Device for the production of hollow bodies with pleated walls : de en
  • GB496781A - Improvements in the manufacture and production of carboxylic acid nitriles : en
  • GB497149A - Triple stage gas-making process : en
  • FR834955A - Multi-conductor electric cable : en fr
  • FR834972A - Roof tile : en fr
  • FR835020A - Improvements in cleaning devices for windshields and the like : en fr
  • DE668536C - Periodic direct current switching arrangement, in particular chopper, for converting direct current into alternating current : de en
  • US2139536A - Refrigerator car ice basket : en
  • DE668602C - Method for operating internal combustion engines used to drive aircraft : de en
  • GB496969A - Improved means for securing scaffold tubes and other cylindrical bodies in sockets : en
  • FR834948A - Selective drive device with large contact surfaces : en fr
  • FR834952A - Improvements in devices for cleaning boilers and soot entrainment : en fr
  • US2139227A - Removing fluorides from water : en
  • US2139230A - High efficiency oscillator of the barkhausen type : en
  • US2139411A - Pressure regulator : en
  • DE668576C - Process for the separation and purification of glutathione from aqueous solutions : de en
  • DE668596C - Control for electric hoists : de en
  • DK55534C - Process for the Preparation of a Calcium Pectinate Preparation. : da en
  • CA378180A - Coinfreed telephone apparatus : en fr
  • FR834851A - Synthetic oils manufacturing process : en fr
  • AT155218B - Method and circuit for the use of radios or the like. : de en
  • DE668747C - Process for the production of soil improvers and fertilizers : de en
  • US2138816A - Window construction : en
  • US2139098A - Filter for x-rays and similar rays : en
  • FR834925A - Device for filling pen holders with reservoir : en fr
  • GB496762A - Improvements in or relating to the manufacture of ceramic electrically insulating bodies : en
  • AT155202B - Screw spindle bearing. : de en
  • GB496703A - Improvements in shaping machines for cutting metal or other materials : en
  • GB496852A - Improvements in and relating to the springing of vehicle wheels : en
  • GB496816A - An improved safety milk bottle holder : en
  • US2139161A - Process of refining oil : en
  • US2139405A - Differential mechanism : en
  • GB497059A - Improvements in paper : en
  • FR835015A - Method and device for the explosion of the fuel mixture in a fatty medium, in internal combustion engines : en fr
  • GB496896A - Improvements in and connected with universal joints and the like : en
  • FR834892A - Washing machine and the like : en fr
  • USD112461S - Design for a traffic marker : en
  • FR834886A - Gear change device : en fr
  • GB496875A - Improvements in means for controlling the movements of ailerons, rudders and elevators of aircraft : en
  • FR834909A - Locking device for hexagon nuts : en fr
  • GB496869A - Improvements in or relating to liquid seals for gas filled chambers : en
  • GB497079A - Automatic wedges or the like for furniture and other objects : en
  • US2139179A - Purification of alcohols : en
  • US2139546A - Steering knob for automobile steering wheels : en
  • DE1451427U - : de en
  • FR49241E - Mount using the opening of a door to reveal a billboard or other : en fr
  • GB497086A - Multiple carrier-current system for the electrical transmission of intelligence : en
  • DE668734C - Fluorescent screen : de en
  • US2139429A - Humidifier : en
  • FR835043A - slotted tubular metal element to form cellular shields for protection against war projectiles, other shards and applications : en fr
  • US2139061A - Control means for radio landing systems : en
  • DE668554C - Warping machine : de en
  • CA378105A - Universal chain : en fr
  • CA378112A - Converter circuit : en fr
  • US2138867A - Apparatus for making hollow pressed axles : en
  • US2139473A - Hydraulic jacking system for vehicles : en
  • US2139157A - Device for the repetition of signals on a vehicle : en
  • US2139454A - Timer mechanism : en
  • CA378106A - Vehicle mechanism control : en fr
  • CA378107A - Liquid aerating process for yeast propagation : en fr
  • US2139288A - Method of car construction : en
  • AU106052B2 - Sulphonated products and process of preparation : en
  • CA378074A - Display apparatus : en fr
  • CA378115A - Tabulating machine : en fr
  • US2139601A - Swimming glove : en
  • US2139645A - Assembling elevator lock : en
  • AU105982B2 - Improvements in and connected with cartons andthe sealing thereof : en
  • DE668879C - Starting and braking resistance of electric traction vehicles : de en
  • FR834883A - Improvements to steel alloys : en fr
  • GB496670A - Improvements in and connected with containers and distributors for fluid substances : en
  • US2138956A - Closure for collapsible tubes : en
  • AT155230B - Device with a super high pressure mercury vapor tube. : de en
  • DE668597C - Control for electric drives : de en
  • DE668714C - Device for measuring the forces exerted by the wave motion on a watercraft : de en
  • US2138878A - Railway traffic controlling system : en
  • US2138955A - Footwear : en
  • US2139199A - Grading machine : en
  • US2139247A - Telephone system : en
  • US2139458A - Sluice gate : en
  • AT155238B - Process for the production of hollow printing forms, in particular for globes. : de en
  • CA378066A - Radio volume and fidelity control : en fr
  • US2139044A - Refrigerator car floor rack : en
  • US2139058A - Radio direction finder : en
  • USD112431S - Design for an ashtkay : en
  • US2138976A - Direction signal : en
  • US2139240A - Solvent refining of mineral oil : en
  • CA378111A - Multi-range converter circuit : en fr
  • US2139325A - Manufacture of 4-amino-azo-benzene-4'-sulphonic acid : en
  • US2139236A - Gain control circuit : en
  • AU3048930A - Improvements in and relating to playing balls haying liquid or plastic centres, particularly golfballs : en
  • CA378179A - Grain and vegetable preserving apparatus : en fr
  • AT155204B - Spark gap arrangement. : de en
  • US2139264A - Nutcracker : en
  • USD112474S - Design for a cathode bay tube ob : en
  • US2139520A - Collapsible file : en
  • USD112436S - Design fob a handbag : en
  • CA378069A - Electron discharge device : en fr
  • DE668769C - Torch lighter, in particular table lighter : de en
  • US2139125A - Connecting device for electrical conductors : en
  • US2139330A - Battery charging apparatus : en
  • US2139082A - Radio receiver : en
  • US2139183A - Electric door lock for automobiles : en
  • US2139539A - Plug for drawing tubes : en
  • DE662599C - Process and device for the production of zinc oxide, in particular zinc white : de en
  • DE668653C - Distance protection device : de en
  • US2139287A - Machining of cast pistons : en
  • US2139461A - Hollow wall building construction : en
  • US2139579A - Protection enclosure : en
  • GB496543A - Improvements in and relating to the production of compositions having antiseptic, disinfectant, germicidal, insecticidal and like properties : en
  • FR834986A - Manipulator for high frequency transmitters : en fr
  • DE668716C - Hinge joint for container lid : de en
  • CA378080A - Package and closure : en fr
  • US2138884A - Automatic train pipe connecter : en
  • US2139571A - Fuel pump : en
  • US2139079A - Code translator : en
  • US2139528A - Electric induction furnace : en
  • DE668588C - Automatic voltage control for gas testing, electrostatic precipitator systems or the like. : de en
  • DE668679C - Process for the preparation of durable calcium bromide containing calcium salts of phenylalkylbarbituric acids : de en
  • GB496904A - Improvements in cathode construction for electron discharge devices : en
  • DE662884C - Sanitary napkin with exchangeable absorbent pad cellulose filling : de en
  • AU190238A - Method of neutralizing the condition producing qualities of finely pulverized silicious materials : en
  • AU105972B2 - An improved method of colour correction in photographic work : en
  • AU463337A - Ladder support : en
  • US2138815A - Massage vibrator : en
  • US2139137A - Filter type respirator : en
  • DE668604C - Plain bearing body : de en
  • FR49217E - Process for the extraction of sugar from molasses : en fr
  • GB496915A - Improvements in indicator boards and the like : en
  • AU105959B2 - Improvements ingolf clubs : en
  • AU105923B2 - Improvements in systems for the remote control of railway track switches and signals : en
  • US2139642A - Tensioning assembly : en
  • US2139198A - Tractor unit control : en
  • US2139529A - Process of treating palladium : en
  • DE668796C - Device for gaining strength : de en
  • GB496986A - Improvements in and relating to the mounting of machines and the like : en
  • GB496674A - Improvements in electron multiplier amplifier arrangements : en
  • GB496919A - Improvements in or relating to run-up channels for rolling-mill cooling beds : en
  • US2139026A - Method of preparing catalyst : en
  • AU50438A - Improvements in or relating tothe construction of aircraft andother vehicle bodies, containers or other light hollow bodies : en
  • US2139281A - Method of advertising and apparatus for use in connection therewith : en
  • FR835016A - Process for the destruction of plant pests : en fr
  • FR835024A - Apparatus for recording the action currents of living organisms : en fr
  • FR834965A - Water-soluble phthalocyanin series dyes : en fr
  • US2138848A - Upright loose-leaf catalogue or file : en
  • GB496967A - Improvements in or relating to piston pumps : en
  • US2138984A - Collapsible carton : en
  • GB496650A - Improvements in immersion electric heating elements for kettles and other vessels and containers : en
  • GB496791A - Self-closing valve for fire extinguishing apparatus : en
  • GB496818A - An improved hinge : en
  • GB496927A - Improvements in character-bearing elements for use in photographic type-composing processes : en
  • DE668749C - Device for the thermal insulation of a refrigerant pipe of a refrigeration machine : de en
  • DE667807C - Process for the preparation of a reagent for syphilis : de en
  • DE668759C - Process for treating coal distillation gases : de en
  • FR834906A - Improvements to recording mechanisms for railways : en fr
  • GB496730A - Improvements in or relating to the production of alloys for permanent magnets : en
  • GB496884A - Improvements in or relating to piston type hydraulic shock absorbers : en
  • GB497017A - Apparatus for making hot beverages : en
  • DE668613C - Fluid coupling : de en
  • GB496794A - Improvements in or relating to a process for the manufacture of anode plates for lead electric storage batteries : en
  • GB496913A - Improvements in bearings and in the manufacture thereof : en
  • GB496912A - Improvements in adjustable inductance : en
  • GB496699A - Improvements in or connected with knife mechanism for wrapping machines : en
  • FR49234E - Device for automatic closing and opening of level crossings : en fr
  • GB496906A - Non-glare headlight : en
  • DE668745C - Device for venting steam water drains : de en
  • GB496660A - Pigment pastes and pigmented lacquers : en
  • GB496771A - Improvements in or relating to methods of and means for the production of diamond grinding and lapping implements : en
  • DE668538C - Bathing device with containers for a seat and a foot bath, separated by a knee joint : de en
  • DE668625C - Roast drum or ball for malt : de en
  • GB497010A - Chromium-manganese-nickel steel : en
  • FR49224E - Spring motor with coil springs under tension or compression : en fr
  • FR834991A - Hypodermic syringe : en fr
  • GB496757A - Improvements in or relating to variable reactive coupling devices : en
  • GB496942A - Improvements in and relating to the production of active carbon : en
  • GB497056A - Liquid cooling systems for internal combustion engines : en
  • DE668872C - Electrolytic cell for the production of caustic alkali and chlorine : de en
  • US2139211A - Method of and apparatus for welding tubing : en
  • US2139336A - Lid support : en
  • DE668491C - Process for the preparation of salicylacylglycol esters : de en
  • AT155158B - Hitch for stable cattle. : de en
  • US2139265A - Circuit breaker : en
  • US2139193A - Cap lock : en
  • CA378161A - Spinning frame mechanism : en fr
  • DE668688C - Process for the saccharification of wood : de en
  • GB496935A - An improved method of preserving in closed containers foodstuffs or other organic substances : en
  • US2139484A - Fire hose truck : en
  • DE668627C - Eccentric press with compressed air nozzles controlled depending on the rotation of the eccentric shaft : de en
  • GR7833B - TYPE OF PAPER CUPS. : el en
  • US2139451A - Dial for radio apparatus : en
  • US2139644A - Brake mechanism : en
  • CA378147A - Hair curler : en fr
  • GB496897A - Improvements in and relating to systems of electric motor control : en
  • DE668641C - Floating emulsion for foam swimming preparation : de en
  • US2139597A - Vehicle hoist : en
  • US2139332A - Wire holder : en
  • AU554437A - An improved harvester : en
  • AT155200B - Process for the production of depolarization masses from pyrolusite. : de en
  • FR834927A - Fairing with controlled internal circulation : en fr
  • GB496787A - Improved cheese curds and cheeses and processes for their manufacture : en
  • GB496803A - Improvements in the construction of envelopes and electrode conductors for electric discharge tubes : en
  • AU105975B2 - Radio amplifiers and the like : en
  • DE668503C - Pull switch : de en
  • GB496750A - Automatic pitch regulating device for screw propellers : en
  • AT155190B - Ski binding. : de en
  • AU106062B2 - Method of transmission of time signals : en
  • CA378144A - Sanitary device : en fr
  • AU105917B2 - Childs convertible rocker chair-carriage : en
  • USD112432S - Design for a toilet mirror : en
  • AT155171B - Cash register with two or more individually removable cash drawers. : de en
  • DE668586C - Fusible conductor for overcurrent carriers fuse cartridges : de en
  • FR834884A - Spark arrester for circuit breaker : en fr
  • GB496772A - Process and oven for the low temperature distillation of coal lignite and similar substances : en
  • US2139364A - Alpha-substituted glycerol nitrates : en
  • US2139384A - Recorder : en
  • US2139102A - Germicidal agent : en
  • US2139002A - Production of litharge from lead and sodium nitrate : en
  • AU105940B2 - Improved process and apparatus forthe distillation of tar or pitch : en
  • CA378072A - Knitted fabric : en fr
  • USD112430S - Design for a signboard : en
  • DE668706C - Fuel pump for injecting fuel into internal combustion engines : de en
  • DE668754C - Device for determining the location of an earth fault : de en
  • AU205638A - Improvements in temperature compensated indicating instruments : en
  • CA378092A - Washing machine agitator : en fr
  • US2139046A - Hop separator : en
  • AU110825B2 - Improvements in or relating to the preparation of photographic emulsions : en
  • US2138999A - Vacuum lift device : en
  • AU517037A - C Improvements in method of forming polyvinyl acetal resin sheets : en
  • CA378168A - Ratchet wrench : en fr
  • CA378090A - Glass article making machine : en fr
  • US2139060A - Control system for radio beacons : en
  • US2139469A - Piezoelectric crystal electrode and method of forming the same : en
  • CA378099A - Container closure : en fr
  • AU150238A - Improvements in or relating tothe grading or classification of electric resistances and articles comprising thesame : en
  • DE668629C - Motor locomotive with a cab for gas generator operation, which is closed across from the engine room : de en
  • CA378133A - Cord tire fabric processing : en fr
  • DE668573C - Underburner furnace arranged in batteries for the production of coke and gas : de en
  • FR834872A - Main distribution station for pneumatic station installations : en fr
  • US2139225A - Termite repellent : en
  • DE668461C - Packing machine, especially for cigarettes : de en
  • US2138919A - Plug socket construction : en
  • US2139363A - Truss structure : en
  • US2139414A - Method and apparatus for vulcanizing rubber strips : en
  • US2139647A - Rubber hydrochloride : en
  • DE668690C - Steam trap with slide : de en
  • AU510537A - Radio amplifiers and the like : en
  • GB497064A - Improvements in and relating to electric transformers : en
  • GB496985A - Improvements in filters : en
  • GB496989A - A method of and apparatus for treating corn and like grain : en
  • DE668695C - Process and device for the production of copper silk by the draw spinning process : de en
  • FR49214E - Improvements to helmets for drying hair : en fr
  • GB496882A - A hand grip for the handles of tools, sports clubs and other implements : en
  • US2139023A - Electrical generation of musical tones : en
  • US2139140A - Extension leaf table : en
  • AU229138A - Improvements in or relating to devices for varying the damping of a tuned oscillatory circuit without affecting the tuning : en
  • US2139298A - Honey uncapping machine : en
  • US2139343A - Method of surface treating fibrous rope or cordage : en
  • DE668639C - Process for the annealing of metal objects : de en
  • GB496836A - Improvements relating to taping and binding shoes and other articles : en
  • CA378118A - Vehicle lifeguard : en fr
  • AT155203B - Procedure for operating converters. : de en
  • CA378076A - Welding process : en fr
  • AT155172B - Waterproof garment with one or more vertical or angled ventilation slots. : de en
  • AT155239B - Process for edging gas-clouded enamel goods. : de en
  • CA378122A - Oil extraction : en fr
  • USD112475S - Design fob a dress : en
  • FR49218E - Improvement in the manufacture of magnesian binders : en fr
  • AU518437A - Improvements in or relating to neutralised electron discharge device circuit arrangements : en
  • DE668626C - Diesel hammer with stepped percussion piston : de en
  • DE668647C - Tube bundle heat exchanger for gaseous and liquid media : de en
  • DE668731C - Gas-filled discharge tubes, in particular glow cathode rectifiers : de en
  • US2139614A - Method and machine for making paper cups : en
  • FR835037A - Advanced devices for the production of smoothed and polished glass strips : en fr
  • US2139159A - Loose leaf binder : en
  • US2139307A - Splash guard and clamp therefor : en
  • US2139324A - Automatic selection station : en
  • US2139602A - Method of reclaiming catalytic material from spent catalytic material : en
  • FR49206E - Fire protection panel : en fr
  • FR49248E - New brazing processes, for frames of bicycles, motorcycles or others : en fr
  • DE668592C - Process for the production of foam glass : de en
  • US2139604A - Hydraulic steering gear for ships : en
  • GR7835B - MANUAL AND HORSE MACHINE DEVICE APPLIANCE. : el en
  • FR49244E - Process for removing aromatic compounds present in liquid hydrocarbons : en fr
  • GB496812A - Improvements in or relating to electro-magnetic deflecting coils for cathode ray tubes : en
  • DK55539C - Ball valve closure. : da en
  • GB496820A - Improvements in impellers for centrifugal and/or turbo pumps, rotary blowers and compressors and the like : en
  • GB496923A - Improvements relating to automatic braking apparatus for trailers : en
  • FR834934A - Remote hydraulic control gear : en fr
  • US2139088A - Lubricating oil and lubrication therewith : en
  • DE668746C - Rotary piston machine with annular working space and valve control : de en
  • CA378091A - Container making machine : en fr
  • AU78138A - Vulcanization of rubber : en
  • SE93676C1 - : en
  • US2138877A - Gas expanded rubber : en
  • US2139353A - Electric lawn edge trimmer : en
  • FR834997A - Process for the production of fire-retardant and water-repellent protective paints : en fr
  • DE668767C - Gaer for testing flour and meal : de en
  • US2139556A - Card holder : en
  • US2139186A - Headlight : en
  • US2139436A - Method and means for waving hair : en
  • US2138820A - Earth scraper : en
  • US2139533A - Elimination of atmospheric radio disturbances : en
  • USRE20935E - Signal device : en
  • DE668757C - Arrangement for controlling welding currents using grid-controlled vapor discharge paths connected to the welding circuit : de en
  • GB496890A - A new and improved process for the treatment of chromium ores : en
  • US2138814A - Blower fan impeller : en
  • USD112425S - Design for a slide fastener : en
  • DE668748C - Device to reduce the fluctuations in humidity in mechanically cooled cold rooms : de en
  • FR834942A - Detachable grinding nut for gyratory crusher : en fr
  • AT155212B - Process for the production of screws, rivets, boring bars and the like like : de en
  • DE668781C - Car that can be transformed into a floating vehicle : de en
  • DE668728C - Extinguishing chamber fluid switch with two interruption points located in a closed chamber in series : de en
  • US2139087A - Lubricating oil and lubrication therewith : en
  • US2139126A - Pneumatic dispatch system : en
  • US2139409A - Quick detachable brake lining : en
  • AU188638A - Reversal process of colour photography : en
  • FR834996A - Suspension device for machine parts and for motor vehicles of all kinds : en fr
  • US2139069A - Conversion of spent battery plate powders into litharge : en
  • DE668729C - An alternating current network fed by several electrical machines or groups of machines, in which some of the machines are regulated to a constant frequency, the rest to constant power : de en
  • DE650936C - Process for the production of light metal bottles with reinforced necks : de en
  • DE668542C - Milling machine for the processing of work pieces of great length according to a pattern, especially the spar straps of aircraft : de en
  • AT155221B - Circuit for frequency multiplication or division of high frequency and ultra high frequency oscillations. : de en
  • DE668537C - Machine for making a patterned leather : de en
  • DE668692C - Number switch with additional device for suppressing certain dialing processes : de en
  • US2138875A - Theme finder : en
  • USD112480S - Design for an automobile exhaust : en
  • FR49222E - Process for preparing compounds of the anthraquinone series : en fr
  • FR834926A - Improvements made to at least two-position triggering or triggering devices, in particular contactor devices : en fr
  • FR835006A - Automatic central station for a pneumatic station network, comprising needles operated by control devices provided on the boxes : en fr
  • CA378085A - Flashlight : en fr
  • US2138917A - Production of high molecular glycols and esters thereof : en
  • DE668701C - Device for adjusting the pressure beam on woodworking machines : de en
  • US2139067A - Continuous heating furnace : en
  • GB497085A - Method and apparatus for vaporizing heavy oils : en
  • DE668862C - Process for the production of multilayer photographic materials for colored reflective images : de en
  • US2139603A - Varnished paper : en
  • DE668763C - Protective cover for hats : de en
  • FR835027A - Improvements to needle frames for hypodermic injections : en fr
  • GB496685A - Improvements in or relating to tobacco pipes : en
  • GB496946A - Process for the manufacture of preparations containing the circulatory hormone callicrein : en
  • DE668782C - Fastening the edge of the interior lining of sheet metal-clad vehicles : de en
  • US2138890A - System and apparatus for announcing time : en
  • US2139366A - Electron discharge device : en
  • US2138843A - Spring lock bolt : en
  • US2139295A - Measuring and regulating device : en
  • US2138852A - Thermostatic mixing valve : en
  • FR49219E - Safety device for railways : en fr
  • FR834868A - Fishing reel system that can be operated by the same hand holding the rod : en fr
  • DE668771C - Process for influencing plant growth and development using hormone-like substances : de en
  • FR834976A - Further training in valve dams : en fr
  • GB496807A - Improvements in and relating to hard courts for lawn tennis or other games : en
  • AT155152B - Process for driving away and controlling insects and their larvae. : de en
  • DE668609C - Process for the radiographic representation of body sections : de en
  • DK55545C - Device at bathing facility with tub and mixer tap with connected hand shower. : da en
  • CA378177A - Iron oxide manufacture : en fr
  • US2139111A - Process for the production of butyl alcohol by fermentation : en
  • GB496694A - Implement for the use of fire brigades for opening fastened doors or windows in an emergency : en
  • AU105922B2 - Improvements in or relating to methods of coating the interior of hollow electric discharge tubes with luminescent substances : en
  • GB496893A - Vegetable oil preparations for external application to the body : en
  • FR834937A - Improvements to high vacuum distillation processes : en fr
  • IE15268L - Thermal treatment of paraffin hydrocarbons : en
  • GB496734A - Improvements in fabrics for gas masks and protecting garments : en
  • GB496881A - Keyboard-controlled machines for sorting cards and the like : en
  • US2139367A - Radiator core construction : en
  • US2139296A - Cathode ray tube : en
  • US2139478A - Measuring mechanism : en
  • USRE20942E - Necktie : en
  • GB497082A - Improved process of manufacturing step-ladders and so forth : en
  • FR835017A - Mechanism for adjusting the stroke of a reciprocating member actuated by an oscillating member : en fr
  • FR835035A - Resins of the urea-aldehyde type : en fr
  • DE667670C - Device for pulling off hides and skins : de en
  • DE668529C - Process for the production of printing forms composed of several uniformly colored bodies of different colors : de en
  • US2139349A - Stray grass cutter : en
  • US2138894A - Radio paging system : en
  • FR834864A - Iconoscope : en fr
  • US2139569A - Steering gear control speed regulator for vehicles : en
  • US2138959A - Cabinet construction for radio receivers : en
  • US2139000A - Solvent extraction of olefines and diolefines from petroleum : en
  • USD112493S - Design for a dress : en
  • FR834939A - Method and apparatus for the transformation of all kinds of hydrocarbons into combustible gas : en fr
  • GB496917A - Improvements in or relating to windows : en
  • GB496995A - Improvements in or relating to machines for printing addresses and the like : en
  • FR835048A - Engine braking system on motor vehicles : en fr
  • DE668572C - Process for finishing textile material made from cellulose or hydrate cellulose fibers : de en
  • US2139595A - Method for dissolving paraffing and wax : en
  • DE668831C - Welding electrode for welding highly stressed steels : de en
  • GB496911A - Mechanism for adjusting the height or angle of tilt of vehicle and other seats : en
  • GB497077A - Improvements in aircraft : en
  • US2139480A - Loose leaf binder : en
  • FR49235E - Process for the production of lacquers and colored coating compositions : en fr
  • DE668786C - Equipment for testing stabilization systems on ships during harbor sweep attempts : de en
  • FR835021A - Improvements in papermaking machines and similar machines : en fr
  • DE668709C - Thread cutting device for producing screw nuts : de en
  • US2138845A - Combined resuscitator and inhalator : en
  • US2139158A - Powder dispensing can : en
  • US2139542A - Treatment of textile materials : en
  • CA378116A - Card controlled mechanism : en fr
  • DE668637C - Circuit arrangement with a gas-filled discharge tube : de en
  • US2138960A - Apparatus for applying soles to shoes : en
  • GB496809A - Improvements in or relating to devices for tufting mattresses or the like or for fastening garments : en
  • DE668853C - Device for separating the labels carried by the rinse water of the bottle washing machine : de en
  • US2138988A - Automatic change-over device : en
  • GB496901A - Improvements in flotation of culm : en
  • US2138863A - Centralized traffic controlling system : en
  • US2139375A - Removal of so from gases : en
  • DE668780C - Process for preventing the formation of developing streaks during machine development of film strips : de en
  • DK55525C - Primary Element. : da en
  • FR835026A - Quick-fit, waterproof connector for connecting flying electric wires : en fr
  • GB496849A - Improvements in photo-mechanical printing apparatus : en
  • DE668557C - Method for converting multi-phase current of a given frequency into single-phase current of lower frequency : de en
  • US2139313A - Valve for compressors : en
  • US2139359A - Mixed tertiary ethers : en
  • DE668764C - Method for the electrometric monitoring of oxidizing or reducing solutions : de en
  • GB497000A - Improvements in or relating to roof structures for sheds and hangars : en
  • DE668577C - Process for the preparation of amide-like condensation products of aromatic sulfonic acids : de en
  • DE668677C - Stop press for the production of stiffened cord ends : de en
  • FR834873A - Method and device for controlling the operation of absorption refrigeration apparatus : en fr
  • FR49202E - Advanced control device for hydraulic vehicle brakes, more particularly for heavy vehicles : en fr
  • US2138818A - Method of determining underground structure : en
  • US2138937A - Valve mechanism : en
  • US2139220A - Electromechanical wave filter : en
  • FR834907A - Improvements made to the distribution controls for internal combustion engines : en fr
  • GB496958A - Electrically illuminated house sign devices : en
  • GB496676A - A process for the manufacture of isobutene or derivatives thereof : en
  • GB496925A - Improvements in and relating to marine steam engine plants : en
  • GR7836B - PERFECTIONS IN THE CULTIVATION MACHINE. : el en
  • DE668624C - Conveyor slide with an extendable trough, the feed of which is driven independently by the slide drive : de en
  • DE668847C - Solder for metal parts of vacuum vessels, especially electric light bulbs, discharge lamps and mercury vapor rectifiers : de en
  • GB496828A - Control device for the pressure medium of a gear-changing device of gear-wheel change-speed gears particularly in motor vehicles : en
  • DE668801C - Device to prevent the switching on of DC switches in the event of overload : de en
  • US2139456A - Drop wire bar support : en
  • USD112463S - Design fob a lighting fixture lens : en
  • GB496763A - Improvements in and relating to composite metallic articles : en
  • US2139025A - Resilient safety mat : en
  • US2139394A - Esters of polymerized organic compounds : en
  • DE668820C - Circuit arrangement for equalizing telegraph characters : de en
  • DE668378C - Fixed lift for vehicles operated with compressed air : de en
  • GB496680A - Improvements in and relating to the briquetting of solid fuels : en
  • GB496971A - Improvements in or relating to the stereoscopic projection of pictures : en
  • CA378070A - Male sex hormone production : en fr
  • CA378084A - Milk bottle : en fr
  • CA378165A - Printing press : en fr
  • AU106638A - Improvements in or relating to carpet sweepers : en
  • DE668856C - Method and device for cooling beer and trub wort : de en
  • CA378135A - Sealed package : en fr
  • USD112487S - Design fob an automobile top aerial : en
  • FR49250E - Process for processing substances using oscillating devices : en fr
  • FR835005A - Electrically operated mechanical razor : en fr
  • US2138982A - Method for plating metals and alloys : en
  • US2138978A - Holster clamp : en
  • US2139466A - Annunciator : en
  • FR834908A - Frame of sprayer, sulfur machine, or other traction device, spanning a row of vines : en fr
  • FR834982A - Belt drive : en fr
  • GB496902A - Improvements in or relating to the waterproofing of fabrics : en
  • USD112506S - Design for a dress : en
  • GB496801A - Process for the manufacture of ethers of 2-methyl-2-hydroxy-3-chloro-tetrahydrofurane : en
  • DE668540C - Device for fastening cladding panels in cooling towers to horizontal support strips : de en
  • DE668841C - Scythe fastening device with scythe blade adjustable in all directions : de en
  • GB496984A - Improvements in and relating to centrifugal fans : en
  • GB496988A - Instrument for extracting roots of teeth : en
  • US2139576A - Refrigerator freezer attachment : en
  • US2139280A - Lubricated valve : en
  • DE668570C - Device for generating constant web tension in wrapping devices of all kinds, especially jigging : de en
  • FR834911A - Traction control device for vehicles : en fr
  • GB496872A - Improvements in or relating to thermionic valve amplifiers : en
  • DE668779C - Process for the production of screening copies of smooth films with screened images : de en
  • US2138912A - Synchronous control device : en
  • DE668655C - Toggle drive device for knitting machines, especially warp knitting machines : de en
  • DE668569C - Screw press for dough or similar plastic masses : de en
  • DE668678C - Foam floating device with adjustable trueburge : de en
  • DE668788C - Locking arrangement for doors of motor vehicles : de en
  • GB497145A - Improvements in explosives : en
  • FR834924A - Process for the manufacture of artificial textiles and animal cellulose films : en fr
  • AU517337A - Improvements in or relating tothe cooling of electrical discharge lamps : en
  • AT155151B - Means for the eradication or control of vermin or other harmful organisms. : de en
  • DE668828C - Automatic contactor starter with a transformer to feed the resistance contactors : de en
  • US2139648A - Gun : en
  • AU504337A - Cathode ray device : en
  • US2139284A - Combustion engine : en
  • US2139479A - Adjustable ladder : en
  • DE668646C - Rodless control of piston engines : de en
  • FR835008A - Improvements to priming circuits for discharge tubes : en fr
  • AT155209B - Device to compensate for the influence of temperature changes on the excitation of electrical machines. : de en
  • SE93652C1 - : sv
  • CA378063A - Shuttle changing loom : en fr
  • AU240838A - Improvements in or relating to arrangements comprising discharge tube : en
  • CA378088A - Pile fabric dyeing method : en fr
  • AT155246B - Screw lock. : de en
  • FR834958A - High vacuum discharge tube manufacturing process : en fr
  • GB496842A - Improvements in devices having hermetically sealed envelopes through which pass more than two leading-in conductors each carrying to an electrode a current of many amperes : en
  • FR835032A - Pressure switch for automatic cable connection : en fr
  • US2139399A - Mop : en
  • US2139554A - Liquid barrel bung and cork reamer : en
  • US2139578A - Vending machine : en
  • DE668723C - Control on piston engines : de en
  • US2139387A - Accelerating pump : en
  • CA378067A - Short wave tube : en fr
  • US2138939A - Bobbin-case controlling device : en
  • US2138902A - Last : en
  • US2139502A - Novelty appliqued tieback for curtains : en
  • DE668857C - Process for the production of cast iron hollow bodies : de en
  • DK55536C - Signs for Light Advertising Apparatus and a Apparatus Applicable to These Signs. : da en
  • AU197238A - Improvements in antenna systems for direction finding purposes : en
  • US2139477A - Automatic battery filling device : en
  • US2139516A - Alloys for addition to iron and steel : en
  • US2139587A - Signal lamp : en
  • US2138876A - Manufacture of woven friction material : en
  • DE668885C - Arrangement for monitoring the emission current in a grid-controlled vapor or gas-filled discharge vessel with glow cathode : de en
  • US2138819A - Match box : en
  • US2139385A - Electric thermogauge-dash unit : en
  • FR49209E - Air brake play take-up device : en fr
  • FR834954A - Adjustment device for t.s.f. : en fr
  • FR834999A - Gear shifting for bikes and tandems : en fr
  • USD112490S - Design for an airplane : en
  • US2139019A - Comforter quilting machine : en
  • GB496692A - Improved method of firing oil fired furnaces : en
  • GR7832B - SYSTEM AND APPARATUS OF CONTROL AND MANUFACTURE OF ELECTRICAL INSTALLATIONS AND INSTRUMENTS OF MOTOR VEHICLES. : el en
  • US2139093A - Conduit casing cutting tool : en
  • US2139149A - Interchanging sign : en
  • USD112457S - Design for a lamp : en
  • US2139300A - Yardage measuring device for football games : en
  • USD112485S - Design fob a phonograph cabinet : en
  • US2139083A - Vehicle brake : en
  • DE668483C - Process for the production of porous asbestos cement panels on cardboard machines : de en
  • DE668707C - Screw band coupling : de en
  • FR49223E - Continuous circulation of purified air device for collective protection against toxic gases : en fr
  • FR834861A - Movable shelving system for bookcases and similar furniture : en fr
  • FR834975A - Further training provided in the establishment of the so-called lead soldiers : en fr
  • FR835002A - Bagging device with bag holder and automatic tilting device that can be disengaged by actuating this bag holder : en fr
  • GB496696A - Improvements in syringes for hypodermic injections : en
  • FR834871A - Improvements to series-connected electron multipliers : en fr
  • GB496664A - Improvements relating to double-acting two-stroke internal combustion engines : en
  • GB496910A - Improvements in hypodermic syringes : en
  • AT155185B - Voltage-dependent resistor structure for controlling regulating organs. : de en
  • AT155240B - Process for the edging of enamel goods that have been opacified white with solid whitening agents. : de en
  • US2138838A - Window arrangement : en
  • US2138905A - Hair curler : en
  • GB496797A - Improvements in and relating to rectifier units : en
  • US2139607A - Knitted fabric : en
  • US2139340A - Tobacco insecticide and method of making same : en
  • DE668849C - Device for pre-dewatering and immediate drying of food and feed, in particular potatoes : de en
  • GB496955A - Process for the separation of wax from wax-containing hydrocarbon mixtures : en
  • GB496975A - An improved device for retaining hose pipes on taps, cocks, or the like : en
  • FR834854A - Improvements to fluid tight joints : en fr
  • GB496693A - Improvements in or relating to wedges and to one-way clutch or brake mechanism : en
  • FR834888A - Trigger brakes for vehicles : en fr