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