• US2070933A - Engine governing system : en
  • US2071078A - Signaling system : en
  • US2070882A - Flare support : en
  • US2070936A - Protective treatment of fresh fruits and vegetables in preparation for market : en
  • CA364159A - Cellular filter : en fr
  • US2070772A - Method of eliminating hum in pushpull circuits : en
  • DE638870C - Changeover valve for the flushing device on fluid gears with alternating direction of rotation : de en
  • GB461549A - Apparatus for starting internal combustion multi-cylinder engines by means of a compressible fluid under pressure : en
  • GB461671A - Improvements in or relating to motor fuels : en
  • US2070654A - Double sole attachment for knitting machines : en
  • DE642016C - String breaking device for musical instruments : de en
  • US2070778A - Carrier for photographic sensitized material : en
  • DE641884C - DC-DC converter : de en
  • US2070944A - Method and apparatus for finishing surfaces : en
  • GB461364A - Improvements in or relating to loft ladders : en
  • GB461421A - System and apparatus for heating rooms : en
  • GB461465A - Improvements in or relating to multi-part glass articles and method of manufacturing same : en
  • CA364167A - Paper manufacture : en fr
  • US2070826A - Dish rack : en
  • US2071289A - Means for knitting : en
  • US2071122A - Process of nitrating ethane : en
  • US2070958A - Frequency determining system : en
  • DE641970C - Process for the production of thermal insulation, especially for steam boilers, cylinders and pipes carrying steam : de en
  • DK52697C - Tools for Cleaning Grills in Fireplaces, especially Magazine Fireplaces. : da en
  • CH189308A - Process for the preparation of a disazo dye. : de en
  • US2070792A - Parking car : en
  • US2070987A - Combination gas range and water heater : en
  • CH189230A - Device on compression refrigeration machines for returning the lubricant from the evaporator to the compressor. : de en
  • GB461564A - Improvements in and relating to the production of explosives : en
  • US2070573A - Method of making printing devices : en
  • USD103290S - Design for an aeroplane : en
  • DE641996C - Artificial ice rink : de en
  • DE642037C - Device for the automatic connection and disconnection of more than two transformers, converters or similar working in parallel and of the same size. : de en
  • FR808822A - Sealing device applicable to the doors of gas shelters : en fr
  • GB461454A - Improvements in and relating to electric discharge lamps : en
  • GB461674A - Improved manufacture of alkali sulphides : en
  • CH189202A - Worm gear wheel cutting machine. : en fr
  • CH189241A - Circuit arrangement for remote control and remote monitoring systems. : de en
  • CA364189A - Construction material : en fr
  • CH189259A - Infant milk bottle. : en fr
  • DE641707C - Device for remote monitoring of switchgear : de en
  • DE642019C - Direction indicators for bicycles and motorcycles : de en
  • CA364157A - Borosilicate glass processing : en fr
  • CH189068A - Sprayer device. : en fr
  • CA364152A - Soldering iron : en fr
  • US2070726A - Method of and machine for finishing seams : en
  • FR808774A - Automatic gear change with centrifugal clutches : en fr
  • FR808807A - Carburetor improvements for engine braking : en fr
  • GB461348A - Improvements in intra-uterine devices : en
  • GR6309B - METAL BED FOLDING WITH FABRIC SUBSTRATE. : el en
  • US2070670A - Anal retractor : en
  • DE641943C - Door for motor vehicles : de en
  • GB461630A - Improvements in or relating to contact spring assemblies such as are used in telephone switchboard jacks : en
  • GB461520A - Improvements in and relating to fettling machines for tiles and the like : en
  • CH189099A - Shoe cleaning device. : de en
  • US2071032A - Seat lifting mechanism : en
  • FR808810A - Improvements to fuel inlet valves in internal combustion engines : en fr
  • GB461570A - Improvements in the manufacture and production of the transparent parts of metal vapour lamps and the like : en
  • US2070843A - Dynamo and drive therefor : en
  • GB461273A - Improvements in or relating to television or like systems : en
  • US2071134A - Method and apparatus for heating and deaerating liquids : en
  • DE641907C - Receiver for several wavebands : de en
  • GB461538A - An improved apparatus for forming lap rolls of fibrous materials : en
  • CH189221A - Pressure oiler. : de en
  • US2071091A - Chemical manufacture : en
  • FR808960A - Method of adjusting transmission efficiency in electro-acoustic and electro-mechanical systems : en fr
  • US2070629A - Refrigerator condenser : en
  • US2070663A - Protective cover for food pans : en
  • US2071306A - Bleaching : en
  • US2070981A - Flat tire indicator : en
  • USRE20265E - Telegraph circuit : en
  • AU42636A - Forming die means : en
  • US2071117A - Amusement apparatus : en
  • FR808866A - Plywood barrels and method of constructing them : en fr
  • US2070662A - Vacuum pump : en
  • US2071300A - Method of preserving perishable food products : en
  • CA364213A - Combined alarm clock and light : en fr
  • CH189324A - Visas on filing pockets. : de en
  • US2070661A - Spring-toggle action shut-off valve : en
  • USD103210S - Design fob a storage tank : en
  • DE630557C - Interchangeable lens for photographic cameras with photoelectric light meter : de en
  • GR6313B - PAPER MUSEUM. : el en
  • FR808992A - Process for making heel-soles, uppers and buttresses for shoes, shoes, mules and others by split and stamped sole leather : en fr
  • GB461540A - Improvements in or relating to sewing machines with looper thread control : en
  • GB461350A - Shaped bodies made from bronze with high anti-friction or sliding properties, and method of manufacturing the same : en
  • NL40021C - DEVICE FOR SUPPLYING SEPARATE AMMUNITION TO TWO FIRE MOUNTAINS CONNECTED WITH EACH OTHER, IN ORDER TO BE AIMED SIMULTANEOUSLY : en nl
  • US2071053A - Inter-outer telephone system : en
  • US2071076A - Mechanism for driving webs of material : en
  • DE641914C - Process for achieving uniform heating of the glowing material : de en
  • US2071005A - Woodworking machine : en
  • DE641910C - Device for balancing rotating bodies : de en
  • DE641829C - Encapsulated switchable plug contact with earthed creepage distance : de en
  • DK52701C - Container of Ceramic Material for Food Storage. : da en
  • GB461513A - Improvements in or connected with electrical apparatus for heating air, particularly for apartments, rooms, ships' cabins, compartments of vehicles and the like : en
  • US2071087A - Electrolytic cell : en
  • FR808861A - Magnetic deviating system for cathode ray oscillographs : en fr
  • GB461987A - Improvements in or relating to the cylinder heads of internal combustion engines : en
  • FR808939A - Bombing protection shelter : en fr
  • FR808897A - Process for preparing 1, 3-glycol half-esters : en fr
  • FR808986A - Process for treating fabrics, papers and other deformable materials : en fr
  • GB461326A - Improvements in or relating to shoe-upper conforming machines : en
  • GB461557A - An improved bracket or platform fitting for attachment to ladders, scaffolding and like upright supports : en
  • FR808806A - New scanning process applicable in particular in television : en fr
  • GB461494A - Improvements in or relating to thermionic voltmeters : en
  • FR808952A - Photoelectric cell : en fr
  • GB461467A - Improvements in or relating to clutch plates : en
  • GB461629A - Improvements in or relating to cathode ray tubes : en
  • FR808783A - Fireplace generator with gasifier and burner device : en fr
  • GB461529A - Improvements in or relating to sports shoes : en
  • GB461581A - Improvements in or relating to filtering liquids : en
  • US2071041A - Toy : en
  • USD103229S - Design for a carton or similar : en
  • CA364156A - Acid solution processing : en fr
  • FR808757A - Electrical calculating device : en fr
  • GB461369A - Improvements in hall door panels : en
  • GB461575A - Improvements relating to dishes provided with hinged covers : en
  • US2071136A - Process for reproducing colors and apparatus used therewith : en
  • CH189128A - Layerless glove. : de en
  • DE641817C - Device for the production of solid carbonic acid on a laboratory scale : de en
  • DE641825C - Lubricating pads for railcar axle bearings : de en
  • DE641949C - Z-shaped cap shoe : de en
  • US2070579A - Plumber's plug : en
  • US2070628A - Sound producing apparatus and mounting therefor : en
  • US2071171A - Fumigating package : en
  • FR47229E - Telephone recording and reproducing device : en fr
  • GB461337A - Improvements to pianofortes : en
  • GB461403A - Improvements in and relating to frames for handbags and the like : en
  • US2070766A - Sheet metal nail and method of forming same : en
  • US2070783A - Container and spout construction : en
  • US2070820A - Laryngoscope : en
  • US2070952A - Knob or handle for bar beer taps or the like : en
  • USRE20273E - Method of making shoes : en
  • GB461289A - Improvements in circuit arrangements for operating a plurality of induction furnaces : en
  • DE641981C - Device for achieving high and temperature-independent controllability in gas or vapor discharge paths with control grids : de en
  • US2070940A - Visitor s register for graves : en
  • CH189158A - Process for the production of adhesive strips with high tensile strength. : de en
  • US2071092A - Lock : en
  • US2070745A - Container with rotatable spout : en
  • FR808946A - Mufflers for internal combustion engines : en fr
  • USRE20266E - Method and apparatus fob the : en
  • FR808845A - Process for manufacturing stable metal phthalocyanines : en fr
  • DE641967C - Screw fan impeller : de en
  • FR808825A - Automatic bucket with differential drum for lifting device : en fr
  • US2070888A - Lined concrete pipe : en
  • US2070904A - Gun rack : en
  • GB461414A - Improvements in or relating to reel for use with film developing apparatus : en
  • GB461397A - Transmitter and receiver of impulses for long distance transmission : en
  • GB461585A - Improvements in the construction of bodywork for vehicles : en
  • DE638574C - Spray device for flush toilets : de en
  • FR808926A - Method and device for adjusting the application pressure of rolls in grinding apparatus, roller mills and the like : en fr
  • US2070656A - Frequency-selective transmission circuit : en
  • US2070799A - Shock absorber : en
  • US2070988A - Trellis : en
  • US2070649A - Apparatus for molding pistons : en
  • US2070696A - Spray head : en
  • US2071158A - Circuit interrupter : en
  • USD103256S - Design fob a plate ob semilab abticle : en
  • FR47205E - Two-bundle steam generator, called an ambi-bundle boiler : en fr
  • FR47212E - Improvements to offset connecting rod motors : en fr
  • DK52705C - Wing wheel fluid gauges. : da en
  • US2070761A - Process for the production of mercaptans : en
  • GB461672A - Improvements in or relating to electric light fittings : en
  • GB461296A - Improved means for preventing downdraught in chimney flues and the like : en
  • GB461627A - Improvements in fire extinguishing pistols : en
  • US2071013A - Carburetor control for automobiles : en
  • GB461480A - Improved method of making moulding sand : en
  • GB461546A - Improvements in and relating to the arrangement of boxes and like articles for insertion into shells, and other like purposes : en
  • GB461666A - Improvements in the manufacture and production of improved artificial fibres : en
  • FR808756A - Billiard lighting projector : en fr
  • US2070932A - Fuel-oil supply system : en
  • US2071135A - Locomotive crane : en
  • USD103291S - Design for an aeroplane : en
  • USD103219S - Design for a dress : en
  • DE641968C - Corrosion protection and sealing compound : de en
  • FR808751A - Electric plate warmer : en fr
  • AU100215B2 - Improvements in method of obtaining fibres for textile purposes from plants : en
  • USD103227S - Design fob a shoe : en
  • US2070828A - Floating deck for tanks : en
  • CH189330A - Electric lamp. : de en
  • GB461312A - Improvements in or relating to mosaics for television and like transmitting apparatus : en
  • GB461688A - Improvements in or relating to dyestuffs suitable for sensitising photographic silver halide emulsions : en
  • DE641899C - Valve seat grinding machine with centering rod : de en
  • DE641834C - Process and system for melting and esterifying copals : de en
  • DE641920C - Electric arc welding device in which the direct current voltage required for welding is taken from an alternating current network : de en
  • FR808895A - Folding float device : en fr
  • GB461422A - Improvements in liquid spraying installations : en
  • GB461331A - Improvements in and relating to fluid flow measuring apparatus : en
  • AU44836A - Improvements in or relating to machines for trimming flexible material : en
  • DE642028C - Process for preventing the crawling of multi-layer woven or knitted fabrics : de en
  • AU100239B2 - Feeder for stapling and stitching machines : en
  • GB461693A - Improvements in or relating to the cylinder heads of internal combustion engines : en
  • FR47234E - New process for making new fabrics by hand : en fr
  • GB461339A - Process for the production of hydrogenated fatty acids : en
  • FR808795A - Tractor device : en fr
  • GB461440A - An improved cutting tool for use with millboard, wall-board and other like material : en
  • US2070704A - Box making machine : en
  • GB461257A - Improvements in and relating to gyroscopes : en
  • CA364255A - Fly screen : en fr
  • CA364209A - Fumigating package : en fr
  • CH189253A - Gas safety device with diaphragm-controlled valve device. : de en
  • CH189325A - Method and device for landing aircraft. : de en
  • US2071225A - Tape measure : en
  • US2070837A - Power transmission device : en
  • DE641916C - Signaling device to secure overpasses : de en
  • CA364144A - Gaseous electric discharge device : en fr
  • US2070897A - Centering and compensating chuck : en
  • US2071165A - Axle drive transmission : en
  • US2071188A - Circulating liquid cooler : en
  • US2071046A - Preparation of foundation columns : en
  • GB461607A - Improvements in apparatus for storing and cutting oil-cloth and similar sheet materials : en
  • CH189103A - Double bed couch. : de en
  • CH189108A - Handle attachment device on hand wipers with displaceable handle. : de en
  • CH189227A - Auxiliary air regulator for carburetor engines. : de en
  • CH189282A - Cardboard box. : en fr
  • US2070742A - Apparatus for making pulp or the like : en
  • US2071055A - Machine knife adjustment and locking device : en
  • CH189310A - Process for the preparation of a chromium-containing azo dye. : de en
  • CH189281A - Device for aligning containers with protruding parts, in particular bottles, which are provided with a swing top. : de en
  • DE637360C - Device for attaching an electric pneumatic tire control device for twin tires : de en
  • DK52716C - Insert mechanism for filling machines for valve bags. : da en
  • CA364228A - Curd rake : en fr
  • US2070758A - Motor vehicle : en
  • ES143379A1 - TIRE TO ROUND BOXES AND OTHER PACKAGES : en es
  • DE641662C - Device for measuring or regulating the filling level of bunkers with the help of a constantly moving probe : de en
  • DE642023C - Anti-skid device for rubber tires on vehicle wheels : de en
  • GB461611A - Improvements in or relating to vehicle windscreen wipers : en
  • GB461346A - Improvements in automatic guns : en
  • US2071311A - Micro-wave oscillator and detector : en
  • DE566506C - Process for forming condensation products from carbamides and aldehydes : de en
  • FR808759A - Improvement in amplifier relays suitable for bilateral links and more particularly for telephone communications : en fr
  • FR808804A - Recording probe : en fr
  • US2070699A - Convertible top : en
  • US2070948A - Marble game apparatus : en
  • GB461293A - Means for removing tiles from pallets : en
  • GB461522A - A cover for or applied to a can, drum or like metal container : en
  • CA364219A - Clothespin : en fr
  • US2071198A - Bearing : en
  • GB461254A - Improvements in the construction and arrangement of distributors for ignition magnetos : en
  • USD103231S - Design for an upright piano : en
  • CH189255A - Varicose vein stocking. : de en
  • US2070688A - Suction cleaner : en
  • US2070841A - Liquid handling mechanism : en
  • US2071281A - Body and fender straightening tool : en
  • USD103237S - Design fob a dress : en
  • DE641900C - Hair clipper : de en
  • US2070807A - Backlash eliminator : en
  • US2070977A - Sound reproducer : en
  • GB461808A - Improvements in the production of acetic anhydride : en
  • US2070580A - Fire escape : en
  • US2070784A - Method of making spring retaining caps : en
  • US2071307A - Bleaching : en
  • FR47236E - Precision hydraulic relay device for controlling a moving part : en fr
  • FR808785A - Underwater lighting device with changing lights : en fr
  • AU34636A - Improved method of, and means for, the manufacture of moulded glassware : en
  • US2071012A - Noiseless device : en
  • GB461622A - Improved measuring, separating or dispensing device for use with containers for liquid, powdered or granulated material or material in the form of relatively small crystals : en
  • FR808890A - Animated advertising device : en fr
  • GB461505A - Improvements in or relating to lubricant-delivery apparatus : en
  • US2071167A - Cigarette package : en
  • USD103283S - Design fob a shoe : en
  • DE641971C - Closure for canning jars : de en
  • US2071065A - Method of making soles : en
  • CA364137A - Thick butt shingle : en fr
  • DE641895C - Process for the production of picture tone films : de en
  • IE14302L - Packing for eggs, etc. : en
  • GB461269A - Improvements in or relating to the production of baked cereal products : en
  • GB461536A - Improvements in or relating to drip-catchers for geysers or water heaters : en
  • NL41171C - : en
  • US2071206A - Type bar for typewriters and the like : en
  • GB461282A - Improvements relating to electron discharge tubes or thermionic valves and circuit arrangements for use therewith : en
  • DE641845C - Control for internal combustion engines : de en
  • FR808821A - Liquid spray station : en fr
  • GB461603A - Improvements in or relating to air-conditioning systems in motor vehicles : en
  • DE642025C - Adhesive sealing strips of limited length with carrying device for paper wrapping of packages : de en
  • ES143364A2 - A PROVISION FOR THE MANUFACTURE OF ELECTRIC FILTERS : en es
  • GB461442A - Improvements in electric suspension insulators : en
  • FR808772A - Process for the use of the fermentation of household refuse for the purification of waste water : en fr
  • CA364125A - Vessel foreign body detecting apparatus : en fr
  • US2070701A - Electrical sound-emitting apparatus : en
  • US2070920A - Mining machine : en
  • US2071189A - Electric valve converting system : en
  • US2071129A - Dancing toy : en
  • USD103284S - Design for a weighing device : en
  • US2071145A - Liquid gauging device : en
  • FR808788A - New process for marking and painting on smooth surfaces : en fr
  • FR808828A - Hand grater : en fr
  • GB461566A - Improvements in electric generators : en
  • GR6312B - WOODEN TOY TAKING INDIVIDUAL SPHERE ETC. : el en
  • FR808902A - Regulating valve for gas burners : en fr
  • US2070605A - Racing game : en
  • USD103265S - Design fob a bug : en
  • FR808904A - Pouring device constituting a stopper with discharge and air inlet spouts for containers and bottles : en fr
  • US2070906A - Can forming and sizing machine : en
  • US2071096A - Box : en
  • US2071248A - Pessary : en
  • DE641903C - Cross-winding machine with adjustable friction disc drive for the winding spindle : de en
  • DE641767C - Arrangement for frequency conversion by means of controlled discharge paths : de en
  • DE641889C - Handle attachment for an umbrella, the stick and roof poles of telescope-like collapsible members : de en
  • DE641831C - Arrangement to achieve a series connection characteristic in synchronous motors : de en
  • GB461518A - Improvements in the construction of rolling metal grilles : en
  • GB461483A - Improvements in and relating to electric lamps : en
  • CA364198A - Luminous display device : en fr
  • GB461345A - Improvements in electric fans : en
  • US2070621A - Engine mounting : en
  • CH189178A - Air raid shelter. : de en
  • CH189207A - Method and machine for grinding in threads. : de en
  • GB461396A - Improvements in and relating to systems for locating objects by sound : en
  • FR47239E - screen for high frequency current conductors : en fr
  • GB461354A - Improvements in the manufacture and production of valuable polymerisation products : en
  • GB461439A - Improvements in or relating to the aeration of liquids or dispersion of gases or vapours in liquids : en
  • US2070899A - Valve : en
  • US2071236A - Refrigerator car : en
  • US2070759A - Drop-out fuse construction : en
  • US2071218A - Liquid dispensing device : en
  • US2070627A - Oxidation refining of lubricating oil : en
  • US2070624A - Window channel : en
  • US2070881A - Cover construction for containers : en
  • US2071070A - Hinge : en
  • US2071121A - Picture viewing apparatus : en
  • DE639746C - Cone mill : de en
  • GB461341A - Improvements in agricultural cultivator apparatus : en
  • GB461599A - Nut tapping machine : en
  • GB461272A - Improvements in or relating to resin-fibre compositions : en
  • FR808958A - Quick dressing packet : en fr
  • GB461265A - Clock-controlled display apparatus : en
  • FR808779A - Typewriter for the blind : en fr
  • FR808755A - Improvements to looms with continuous weft feed by fixed spools : en fr
  • GB461464A - Improvements in and relating to the production of organic fertiliser having fungicidal, germicidal and insecticidal properties : en
  • IE14337L - Advertising signs : en
  • GB461614A - Improvements in the treatment of textile and other fibrous materials : en
  • DE641911C - Coin for gas meter : de en
  • FR808760A - Improvements to the means of suspension of seats, in particular vehicle seats : en fr
  • GB461623A - Improvements in and relating to the production of acetylated alkyltrimethylolmethanes and the use thereof : en
  • FR808921A - High efficiency propeller for fast rotating motors : en fr
  • GB461595A - Improvements relating to internal combustion engines of the liquid fuel injection type : en
  • GB461393A - Improvements in and relating to cuff-links and the like : en
  • FR808872A - Palladium catalysts and process for their manufacture : en fr
  • FR47249E - Device for steam heating : en fr
  • FR808877A - Improvements to car locks or other : en fr
  • DE641961C - Circuit arrangement for counting and evaluating connections in telegraph systems : de en
  • US2070855A - Bull plug pipe connection : en
  • USD103285S - Design for a glove : en
  • US2070980A - Egg candling and sizing machine : en
  • USD103288S - Design for a pencil sharpener : en
  • US2071304A - Process of manufacture of products of ground wood pulp : en
  • AU46536A - Improvements in or relating to wireless communication systems : en
  • FR808809A - Improvements to contact galvanometers and devices which apply these galvanometers : en fr
  • USD103216S - Design for a bathing mat fob infants : en
  • GB461278A - Apparatus for fastening an attachment loop to an article such as a sanitary towel : en
  • US2070598A - Pressure feed carburetor : en
  • US2070883A - Adjustable hanger adapter : en
  • US2071138A - Feed collet : en
  • GB461512A - Machines for treating turf, grassland and other ground : en
  • GB461689A - Improvements in or relating to inflatable bodies : en
  • FR808775A - Further development of incandescent electric lamps intended for use in environments with risk of explosions : en fr
  • FR808870A - Curved door mounting system for wooden furniture : en fr
  • US2071067A - Plug connecter : en
  • CH189225A - Compound internal combustion engine. : en fr
  • FR808879A - Damper support for mounting indicating or measuring instruments : en fr
  • GB461406A - Improvements in seat suspensions for chairs, settees and the like : en
  • GB461608A - Improvements in or relating to current collectors for electric vehicles : en
  • GB461615A - Improvements in and relating to the production of margarine : en
  • GB461450A - Improvements in or relating to electric discharge devices : en
  • GB461541A - Improvements relating to surface grinding machines : en
  • FR808997A - Process for recovering metal salts from solutions : en fr
  • FR808766A - Frequency doubler : en fr
  • FR808917A - Flush water saving device for w installations. vs. : en fr
  • GB461444A - Improvements in and relating to regulating devices for electric drives : en
  • DE641922C - Impeller, especially for table fans : de en
  • DE641902C - Control for electrically operated sirens : de en
  • CH189251A - Electric shaft furnace. : de en
  • DE641878C - Process for the production of fluorocarbons : de en
  • US2071004A - Vacuum breaker for flush valve devices : en
  • US2071084A - Lawn chair : en
  • DE641828C - Entry insulator for electrical devices with metal housing : de en
  • CH189226A - Internal combustion engine system, in particular for driving vehicles. : de en
  • FR808886A - Device for precise adjustment of the rotor guides without stopping the machine : en fr
  • GR6308B - ELECTRIC MOVEMENT TOBACCO. : el en
  • GB461670A - Improvements in rendering textiles water-repelling : en
  • US2070634A - Xanthic formates : en
  • CH189133A - Method and device for the production of shoe joint inserts. : de en
  • AU220236A - Improvements in and relating to negative glow devices : en
  • GB461533A - Improvements in or relating to vacuum cleaners : en
  • CH189203A - Cutter head with cutting tool wedged in it. : de en
  • CA364166A - Coacting element locking device : en fr
  • FR808930A - Book of songs or pictures combined with a musical instrument : en fr
  • CH189168A - Teaching material, consisting of a composition game with an accompanying questionnaire. : de en
  • GB461310A - Improvements relating to electron discharge tubes or thermionic valves and circuit arrangements for use therewith : en
  • GB461524A - Improvements in bottle closures : en
  • US2070556A - Heddle frame : en
  • GB461610A - Improvements in or relating to moisture-absorbing devices for containing vessels : en
  • DE641865C - Process for the production of condensation products : de en
  • DE641867C - Multi-phase electrical pressure gas switch : de en
  • GB461479A - Improvements in steam heating apparatus for buildings : en
  • FR808856A - Starting device for diesel engines : en fr
  • DE641904C - Process for the production of building panels : de en
  • DK52691C - Directional relay connection. : da en
  • GB461604A - Process for stabilising lead tetraethyl and anti-knock mixtures containing same : en
  • US2071201A - Workshop unit : en
  • GB461745A - Improvements in or relating to methods of and devices for braking vehicles : en
  • DE641934C - Device for the automatic equalization of the clamping pressure on semi-automatic clamping and driving devices, preferably for wheel sets : de en
  • CH189256A - Elevating conveyor device. : en fr
  • CA364134A - Adapter : en fr
  • CA364222A - Concrete block manufacturing apparatus : en fr
  • FR808942A - Improvements in electric coal sorting : en fr
  • US2071191A - Differential pressure operated instrument : en
  • US2071239A - Sign plate and other ornamental panel : en
  • CH189188A - Pack of sonic needles for sound recorders and reproducers. : de en
  • FR47208E - : fr
  • US2070697A - Process for producing fertilizers : en
  • US2070842A - Horsepower meter : en
  • US2070731A - Device for measuring the elastic properties of materials : en
  • US2071035A - Method and device for coating textile material : en
  • US2071184A - Indicating system : en
  • US2071182A - Refrigerating machine condenser : en
  • US2071211A - Solder : en
  • USD103222S - Design fob a sandal : en
  • GB461404A - A dress protector : en
  • DE642051C - Process and device for the evaporation of liquids and solutions : de en
  • DE641923C - Process for achieving imitation of a composite fur : de en
  • US2071245A - Clutch : en
  • CA364227A - Pump motor : en fr
  • DK52713C - Holder for Rod-shaped, electric Bicycle lights. : da en
  • FR808817A - Paper feed device on accounting machines such as tabulating machines : en fr
  • GB461259A - Improvements in or relating to optical systems for use in recording and reproducing sound on films : en
  • CA364232A - Animal halter : en fr
  • CA364184A - Gas burner control : en fr
  • CH189274A - Protection device against nocturnal traffic accidents for pedestrians and cyclists. : de en
  • DK52695C - Oil fired plant. : da en
  • CH189126A - Ball of thread pack. : de en
  • US2071088A - Moth bag : en
  • GB461298A - Improvements in or relating to road drainage gulleys and water deflectors therefor : en
  • IE14378L - Coloured photographic pictures : en
  • US2071153A - Acoustic horn : en
  • US2071230A - Pinking attachment : en
  • DE641836C - Offset device for the needle bed of flat knitting machines : de en
  • DE641926C - Window with two superposed, hinged leaves : de en
  • CH189169A - Träf for hornuss sticks. : de en
  • DE641983C - Device for generating a circulating bath movement in electric induction ovens : de en
  • CH189184A - Device for locking the bridge and relieving the load on the weighing arm on weighbridges. : de en
  • GB461539A - Improvements relating to the electrode mounting and envelopes of electron discharge tubes : en
  • US2071273A - Pipe cutter guide : en
  • DE641873C - Device for the production of reflectors with a silver layer deposited on a glass mold with a reinforcing back layer : de en
  • US2070643A - Suction cleaner : en
  • US2070675A - Triangle-protractor : en
  • US2070775A - Mounting for vehicle wheels : en
  • CH189247A - Closed high voltage fuse. : de en
  • CA364217A - Vehicle trailer : en fr
  • CH189078A - Flooring. : de en
  • CH189204A - Method and device for the heat treatment of the ends of the rails. : en fr
  • CA364148A - Electric lamp : en fr
  • AU180036A - Wire wound spear or bore strainer : en
  • US2071052A - Controlling apparatus for highway crossing signals : en
  • US2071080A - Roller : en
  • US2070614A - Braking mechanism : en
  • US2070719A - Pneumatic spring : en
  • US2070560A - Liquid dispensing apparatus : en
  • US2071082A - Apparatus for the distillation, calcination, or heat treatment of coal, shale, peat, wood, and other suitable fragmentary solid and/or semisolid materials : en
  • US2071208A - Push bench drive : en
  • US2070607A - Valves and their operation : en
  • US2071010A - Color photography : en
  • US2071163A - Method of multicoloring a fabric : en
  • GB461532A - Improvements in or relating to carburetters for internal combustion engines : en
  • AU100250B2 - Improvements in and relating to insulator units used for high voltage transmission service : en
  • CA364163A - Condensation product : en fr
  • CH189209A - Grinding machine for knives and scissors. : de en
  • CA364154A - Vibratory electro-magnetic motor : en fr
  • CA364136A - Fiber cleaning apparatus : en fr
  • CH189218A - Roller bearing. : de en
  • CH189159A - Folder registry. : de en
  • US2071190A - Electric power transmission : en
  • US2071162A - Lawn mower : en
  • CA364128A - Container ring : en fr
  • CA364177A - Photoelectric cell : en fr
  • DE641844C - Washing device for chemical analysis : de en
  • FR808836A - Tubs and service devices for the coagulation of rubber latex : en fr
  • GR6314B - WINDOW MACHINE LIFTING MECHANISM. : el en
  • GB461559A - Improved light-sensitive material for colour photography : en
  • AU115636A - Improvement in radiofrequency inductance units : en
  • AU100247B2 - Improvements in or relating to devices for delivering measured quantities of liquids : en
  • CH189181A - Bimetal relay with direct heating. : de en
  • FR808940A - Improvements in (or relating to) primary electrical elements and depolarizing for these elements : en fr
  • CH189321A - Process for the production of a black sulfur dye. : de en
  • CH189319A - Process for the preparation of a dioxazine dye sulfonic acid. : de en
  • US2071168A - Barge shifter : en
  • DE641994C - Process for the preparation of acyl derivatives of the dihydrofollicle hormone : de en
  • GB461501A - Improvements in and relating to prismatic boxes with lids : en
  • CH189105A - Rotatable children's chair. : de en
  • AU242036A - A method of and means forthe manufacture of covering glasses particularly watch glasses made of celluloid or similar material with outwardly cambered or curved surfaces : en
  • CH189327A - Device for monitoring processes that take place with varying intensity over time. : de en
  • GB461281A - Improvements in or relating to boxes or containers for soap : en
  • CH189222A - Method and device for the control of flying piston propellant gas generators. : de en
  • US2070995A - Wheel balancing device : en
  • US2071287A - Aralkyl ethers of cellulose and method of producing : en
  • GB461453A - Apparatus for supplying hydraulic energy for any use and having an automatic clutch : en
  • GB461492A - Improvements in bodies, particularly applicable to motor vehicles : en
  • CH189072A - Flycatcher. : de en
  • FR47217E - Process for the manufacture of dyes for cellulose esters, and resulting products : en fr
  • FR47240E - Elastic suspension particularly applicable to motor vehicles : en fr
  • GB461543A - Improvements in and relating to machines for printing on cheques : en
  • US2070586A - Freight container : en
  • US2070955A - Handle and lock cover : en
  • GB461631A - Process for the production of insoluble coatings, impregnations, pressed masses and the like : en
  • DE641869C - Arrangement for the control of a single short-term current duration in a circuit fed by an alternating voltage by means of grid-controlled vapor or gas discharge vessels : de en
  • FR808782A - Current lifeboat launching devices and insulating tunnel from cabins to lifeboats : en fr
  • DK52711C - Adjustment device at Valves. : da en
  • US2070793A - Garage system : en
  • FR47244E - Process and apparatus for the hydrolysis of celluloses and lignocelluloses : en fr
  • FR808891A - Control mechanism for motor vehicles : en fr
  • FR808945A - Switching device for electrically operated aerial vehicle aerial lift mechanisms : en fr
  • GB461355A - Improvements in electric transmitters, particularly for gyro compasses : en
  • GB461290A - Improvements in double bolt locks : en
  • US2070717A - Electrical switch : en
  • US2070764A - Abrasive article : en
  • FR47228E - Improvements to gluing machines used in shoemaking : en fr
  • US2070829A - Cheese-protecting device : en
  • CA11308S - Porcelain or china : en
  • FR808820A - Improvements to wireless telegraphy transmitters : en fr
  • US2070616A - Liquid filling machine : en
  • US2070956A - Vibrator : en
  • US2071278A - Dictating machine : en
  • GB461551A - Arrangement for demodulation of a modulated carrier wave : en
  • US2070865A - Dust guard assembly : en
  • US2071103A - Dry electrolytic condenser : en
  • US2070673A - Garment hanger : en
  • US2070924A - Wardrobe, cabinet and the like : en
  • US2071302A - Solid carbon dioxide cake forming machine : en
  • US2071044A - Method and apparatus for motion picture visual accompaniments to musical scores : en
  • US2071116A - Charge forming device for internal combustion engines : en
  • US2071241A - Internal combustion engine : en
  • DE641948C - Chronograph : de en
  • USD103275S - Design fob a lace : en
  • US2070907A - Tubing bleeder : en
  • US2071147A - Twirler ring for typewriter platens : en
  • IE14567L - Radio receivers : en
  • US2070687A - World clock : en
  • DE641894C - Suitcase cinema : de en
  • US2070815A - One-man retractable walking-beam : en
  • US2070927A - Art of carroting fur : en
  • USD103259S - Design for a spoon ok similar : en
  • GB461419A - Improvements in and relating to frames for handbags and the like : en
  • GB461525A - Improvements in safety razors : en
  • US2070636A - Power transmission device : en
  • US2071216A - Precious metal alloys : en
  • US2070827A - Hinge construction for eyeglass cases and the like : en
  • GB461388A - Improvements in screw presses for pressing out liquid : en
  • US2070972A - High voltage generator : en
  • GB461547A - Push-pull electron tube circuit arrangements : en
  • US2071294A - Light reflecting sign : en
  • DE641966C - Spinning machine with individually electrically driven spinning spindles : de en
  • ES4971U - A new fan of two pieces. One of which is double and the other simple (Machine-translation by Google Translate, not legally binding) : en es
  • FR47201E - Manometric device particularly applicable to refrigeration machines : en fr
  • FR808975A - case for automatically dispensing cigarettes : en fr
  • FR808864A - Motor-operated carriage return mechanism of typewriters : en fr
  • GB461301A - Improvements in, and relating to, self closing taps, valves or the like : en
  • US2070908A - Dry cleaning compositions : en
  • US2071209A - Thermostat : en
  • GB461517A - Improvements in or relating to auxiliary equipment for steampower plants, more particularly rapid evaporation locomotive plants : en
  • US2070609A - Butadienes and chlorinated derivatives thereof : en
  • US2070967A - Temperature control system : en
  • US2070804A - Heating apparatus : en
  • US2070737A - Means for affixing rhinestones or the like upon fabrics : en
  • US2071185A - Electric circuit breaker : en
  • US2070678A - Coaxial conductor system : en
  • US2071242A - Illuminated filling nozzle : en
  • FR808892A - Brush for working wooden surfaces : en fr
  • GB461294A - Improvements relating to medical heating appliances : en
  • NL40031C - : en
  • USD103217S - Design for a washing machine tub : en
  • USD103235S - Design for a storage tank : en
  • CH189151A - Method and device for the electrolytic oxidation of bulk particles made of aluminum and aluminum alloys. : de en
  • FR47230E - Two-part button that can also be used as a clasp : en fr
  • AU100273B2 - Improvements in or relating to traffic control systems : en
  • US2071034A - Device to prevent buckling of sheet metal during grinding or polishing : en
  • USD103268S - Design fob a dress : en
  • US2071285A - Oil gasification process and apparatus : en
  • USD103232S - Design for a plate or similar article : en
  • US2070774A - Method of reception of electric signaling impulses : en
  • US2070905A - Insulated food container : en
  • CA364234A - Combine machine : en fr
  • CA364208A - Windshield cleaner : en fr
  • CH189086A - Artificial marble. : de en
  • CH189224A - Flying piston machine with compressor and at least two internal combustion flying pistons. : de en
  • AU44936A - Improvements in and relating to insulator units used for high voltage transmission service : en
  • GB461555A - Improvements in or relating to the control of washing or dyeing machines : en
  • US2071071A - Apparatus for the carbonization or heat treatment of solid materials : en
  • US2070601A - Hydraulic machine : en
  • DK52692C - Selenium dishes. : da en
  • GB461571A - Improvements in connection with photographic contact printing machines : en
  • GB461418A - Improvements in and relating to welding electrodes : en
  • GB461516A - Improvements in or relating to smoker's ash trays : en
  • GB461277A - Improvements in clips for umbrellas and the like : en
  • DE641987C - Scales arranged on the drilling rig to determine the weight of the drilling equipment and its pressure acting on the bottom of the borehole : de en
  • IE14388L - Signs comprising luminous electric discharge tubes : en
  • DE641882C - Spinning device for the production of electrical cables by winding electrical conductors with paper tapes : de en
  • FR808934A - Monoazo dyes and their preparation process : en fr
  • FR808971A - Improvements made to cartridge cases : en fr
  • FR808811A - Liquid pump more particularly usable for supplying hydraulic drives and transmissions and motors : en fr
  • GB461457A - Improvements in or relating to apparatus for separating solids from liquids : en
  • US2071244A - Bag making and filling machine : en
  • US2070612A - Method of producing, storing, and distributing electrical energy by operating gas batteries, particularly oxy-hydrogen gas batteries and electrolyzers : en
  • FR808925A - Testing devices for coin or token collecting devices : en fr
  • FR808868A - Device for automatic adjustment of the speed of rotation of the mill feed rollers : en fr
  • US2070777A - Gear mechanism : en
  • CH189228A - A drive device having a synchronous motor for regulators of power machines, in particular water turbines, which drive a generator. : de en
  • CH189254A - Holding device. : de en
  • GB461668A - Improvements in or relating to dyestuffs : en
  • AU100252B2 - Improvements in or relating to wireless communication systems : en
  • NL40040C - : en
  • US2070635A - Electric gasoline heater : en
  • US2070650A - Separator : en
  • USD103208S - Design for a deess : en
  • US2070785A - Register : en
  • US2071150A - Comb : en
  • AU176636A - Improvement in electric transmission circuits : en
  • CH189260A - Method of making cataplasms. : de en
  • CH189115A - Electric thread monitor device with oscillating thread monitors for creels. : de en
  • CH189122A - Set of needle-like organs for stitch-forming machines. : de en
  • CH189286A - Device for cushioning the upper part of the vehicle on the running parts, in particular for motor vehicles. : de en
  • US2070903A - Sheet feed control mechanism : en
  • US2071232A - Wrapper for books and other merchandise : en
  • US2070876A - Telephone system : en
  • US2070613A - Device for resiliently positioning demountable bodies : en
  • CA364158A - Beryllium mineral decomposition : en fr
  • CH189232A - Self-starting polarized synchronous small motor for single-phase alternating current. : de en
  • CH189074A - Cement board. : de en
  • CA364249A - Aircraft : en fr
  • NL40011C - : en
  • US2070983A - Furnace for heating materials under sustained pressure : en
  • US2071075A - Telephone system : en
  • GB461587A - Improvements in spring suspension means for wheeled vehicles : en
  • US2071006A - Filling machine and process of filling containers : en
  • DE641969C - Fuel injection pump : de en
  • FR808858A - Process for the preparation of olefins by catalytic dehydrogenation of paraffinic hydrocarbons : en fr
  • GB461344A - Improvements in and connected with soap making machinery : en
  • CA364238A - Figure sign : en fr
  • CH189114A - Note grids for warping or warping machines. : de en
  • US2071186A - Chemically filled electric block for medical heat treatments : en
  • GB461329A - Improvements in or relating to resuscitation and inhaling apparatus : en
  • USD103224S - Design fob a suffer : en
  • US2070757A - Method and means of making paper : en
  • US2071031A - Embossed printed sheet and method of making the same : en
  • USD103241S - Design fob a sea food pick : en
  • FR808913A - Hollowed wad for shotgun cartridge : en fr
  • GB461288A - Improvements in and relating to the construction of metal crates for milk bottles and the like : en
  • AU43236A - Coin sorting and counting machine : en
  • CA364151A - Alternating current motor starting system : en fr
  • CH189264A - Cash register. : de en
  • DE642038C - Holding device for electric searchlights : de en
  • DE641883C - Device for wrapping electrical conductors with paper tapes : de en
  • FR808799A - Metal shape for shoemakers : en fr
  • AU131136A - Improvements relating to devices for determining the correct adjustment ofthe cutter lever of sheepshearing machines : en
  • CA364165A - Coacting element locking method : en fr
  • CH189201A - Device, with precision hydraulic relay, for controlling a moving part. : en fr
  • GB461462A - Stock-feeding means for a lathe or like machine-tool : en
  • CA364160A - Oil cracking apparatus : en fr
  • DE642015C - Method of fastening ball bearings, etc. : de en
  • FR808867A - Process for manufacturing artificial products using polyvinyl chloride : en fr
  • GB461519A - Improvements in and relating to weighbridges or weighing machines : en
  • US2070810A - Metal splint : en
  • US2070919A - Radiator grille cover : en
  • US2071026A - Condenser for air conditioning systems : en
  • CA364205A - Windshield wiper : en fr
  • CH189249A - Electrode entry for vacuum discharge devices with metal vacuum vessel. : de en
  • CA364135A - Pipe fitting : en fr
  • CH189131A - Shoe insert. : de en
  • DE642044C - Master clock with a pulse memory intended for the impulse control of electrical slave clocks : de en
  • CH189315A - Process for the production of a new anthraquinone dye. : de en
  • DE642034C - Wireless receiver with mains supply : de en
  • DK52715C - Safety device at Laase. : da en
  • FR808941A - Improvements to magazines or film loading devices for cameras and cinematographic projectors : en fr
  • US2070572A - Feeding attachment for printing presses : en
  • US2071193A - Connecting rod construction for radial type internal combustion engines : en
  • DE641957C - Hydraulic drive device for moving parts of machine tools, in particular short planing machines : de en
  • FR808765A - Improvements to cooling means applicable in particular to electronic discharge tubes : en fr
  • DK52693C - Discharge tube with variable Grip. : da en
  • CA364117A - Internal combustion engine : en fr
  • CH189233A - System consisting of piston machines, in particular piston compressors and synchronous machines. : de en
  • US2070887A - Structural toy : en
  • US2071148A - Defrosting signal for refrigerators : en
  • FR808884A - Passive defense shelter : en fr
  • GB461256A - Improvements in or relating to radio receiving apparatus : en
  • FR808869A - Process of making steel from acidic and poor iron ores, containing phosphorus : en fr
  • CH189173A - Bowling ball. : en fr
  • GB461266A - Improvements in or relating to typographical slug casting machines : en
  • US2070760A - Safety device for automobiles : en
  • US2070584A - Production and treatment of artificial filaments, threads, ribbons, and the like : en
  • CA364132A - Cut tobacco preparation : en fr
  • GB461537A - Improvements in ventilating and cooling arrangements for dynamo-electric machines : en
  • GB461576A - Improvements in or relating to cabinets for drying and airing clothes : en
  • GB461308A - Improvements in automatic feed water valve for boilers : en
  • FR808793A - Propulsion system applicable in particular to ships, vessels and boats of all kinds : en fr
  • FR808898A - Swivel boom device for beer lines or other similar uses : en fr
  • US2070930A - Device for withdrawing liquid from metal containers : en
  • US2071152A - Springless pressure relief valve : en
  • DE641919C - Multifilament incandescent lamp : de en
  • US2070802A - Apparatus for stitch regulation in knitting machines : en
  • US2071063A - Combined throttle and brake control for airplanes : en
  • US2070668A - Wave transmission network : en
  • US2071025A - Identifiable carton board : en
  • US2070973A - Interchangeable shaded wall lighting fixture : en
  • FR808781A - Prepaid automatic skill game : en fr
  • GB461500A - Improvements relating to the braking equipment of motor vehicles : en
  • GB461677A - Improvements in high tension electric cables : en
  • FR808767A - Personal equipment device for military personnel : en fr
  • FR808881A - Automobile body with luggage box : en fr
  • FR808972A - Sulfur dyes and their preparation process : en fr
  • US2070849A - Instrument for correcting eyes : en
  • ES143373A1 - Improvements in the distillation of glycerin. : en es
  • US2070720A - Hydraulic press operating circuits and valves therefor : en
  • CH189176A - Practice floor with dye filling. : de en
  • CH189189A - Clock. : de en
  • FR808840A - Electronic ray tube for television : en fr
  • US2070894A - Grate : en
  • US2070776A - Drink mixer : en
  • US2070979A - Nonspillable storage battery : en
  • US2071199A - Extraction elastic fluid turbine arrangement : en
  • US2070921A - Vent plug with automatic feeding valve for storage batteries : en
  • US2070918A - Coated gasket : en
  • FR808798A - : fr
  • GB461675A - Production of solutions of polymeric acrylic acid nitrile : en
  • US2071282A - Method of separating amino-acids readily soluble in water and ammonium sulphate : en
  • FR808814A - Aiming system and devices for all applications : en fr
  • DE642002C - Process to improve resin flow : de en
  • DE641833C - Ion cell with glow cathode : de en
  • DE642014C - Process for the production of a solid, easily and uniformly combustible agent containing carbon disulfide for purposes of room disinfestation : de en
  • GB461598A - Endless belt magazine for small firearms, more particularly pistols : en
  • DE641742C - Process for the production of a nutrient solution suitable for the production of baker's yeast : de en
  • GB461461A - Improvements in or relating to rotary drum dryers : en
  • FR808780A - Bicycle load carrier : en fr
  • GB461361A - Improvements in or relating to suspended or overhead conveyors : en
  • US2071288A - Display device : en
  • DE641841C - Process to reduce the instability of ferromagnetic alloys : de en
  • DE641941C - Housing for a drive unit of motor vehicles : de en
  • DE641980C - Still : de en
  • FR808979A - Method of operation of cathode ray tubes : en fr
  • CA364120A - Water-jet-pump : en fr
  • DE641960C - Process for the production of mixed fertilizers : de en
  • DK52703C - Method and apparatus for impregnating wood and other impregnable substances. : da en
  • US2071252A - A linear polyacetal and process for producing the same : en
  • FR808883A - Process for the production of coffee powder from coffee extract : en fr
  • GB461373A - Cinchona alkaloid derivatives : en
  • GB461438A - Improvements in and relating to indicating and registering mechanisms : en
  • GB461379A - Improvements relating to operating mechanism for the windscreens of motor vehicles : en
  • DE641880C - Two-car high-current control for driving and short-circuit braking with direct current compound motors : de en
  • FR808916A - Anti-interference device in particular for t receptors. s. f. : en fr
  • GB461390A - Improvements in or relating to beds for invalids : en
  • ES143365A1 - Improvements in the manufacture of cardboard folding boxes for the transport of eggs. : en es
  • FR808764A - Articulation device usable, in particular, for bucket or grapple : en fr
  • GB461375A - Improvements in or relating to optical sound recording : en
  • GB461612A - Improvements in or relating to record controlled calculating machines : en
  • GB461261A - Improvements in and relating to clothes presses : en
  • GB461327A - Improvements in process and apparatus for the use of liquid fuel in open hearth furnaces : en
  • AU165736A - Improvements in combs for sheepshearing machines : en
  • DE641827C - Process for the production of electrical insulating bodies in tubular form from hardened fibrous webs soaked with hardenable or hardening resin or synthetic resin : de en
  • DE642001C - Process for the preparation of amino compounds of the anthrapyrimidine series : de en
  • GB461511A - Improvements in and relating to revolving cylinder pumps : en
  • GB461395A - A filler for automatically sealing punctured pneumatic tires : en
  • GB461410A - Improvements in boring bits for percussive rotary boring appliances : en
  • ES4968U - Teatrºn multiple, folding, usable as a toy and pedagogical element or for commercial and propaganda purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • DE629389C - Tobacco pipe : de en
  • US2071238A - Shuttle : en
  • CA364161A - Hydrocarbon processing : en fr
  • CA364143A - Gaseous electric discharge lamp device : en fr
  • CH189107A - Electrically heated appliance, provided with a percolator and arranged so as to give coffee, boiling water or steam under pressure at will. : en fr
  • CA364173A - Oil stabilizing method : en fr
  • CH189129A - Garment such as skirts, jackets, gilets and the like with an inner side pocket. : de en
  • FR808967A - Burner for storm lantern : en fr
  • DE641861C - Device for pinching frame shoes : de en
  • GB461552A - Improved corrosion-resistant alloys : en
  • FR808752A - Removable wall lamp for lighting or electric heating : en fr
  • FR808792A - Sophisticated vessel for holding and transferring liquids : en fr
  • CH189127A - Objects to be held on to the body, such as bra, bandage, item of clothing, etc. : de en
  • CH189082A - Inextinguishable device for heating or cooking with wood. : en fr
  • CH189118A - Process for the production of a fabric for men's and women's dresses from natural silk. : de en
  • US2070890A - Rail joint and method : en
  • DE641854C - Roll film spool : de en
  • DE641982C - Switch with arc extinguishing by compressed gas : de en
  • DK52712C - Mixer for Margarine and similar Fats. : da en
  • US2071132A - Costumer : en
  • USRE20268E - Refrigerating apparatus : en
  • US2070631A - Rotary internal combustion engine : en
  • US2070836A - Method for obtaining fluid samples from drilled wells : en
  • USPP235P - burbank : en
  • CA364190A - Building construction : en fr
  • CH189161A - System for recording or playing back picture or picture sound films. : de en
  • CH189194A - Process for simultaneous dephosphorization and desulphurization of steel. : en fr
  • US2070997A - Azo dyestuffs : en
  • CA364170A - Coupling device : en fr
  • DK52717C - Close to Tubes and similar compressible Containers. : da en
  • DE641890C - Method for veneering rounded furniture, especially furniture parts of larger dimensions, such as fillings, doors and the like. like : de en
  • CH189076A - Process for the production of a plate-shaped structure made of aluminum or its alloys, which has an adhesive insulating layer on at least one side. : de en
  • CH189146A - Laundry detergent. : de en
  • CH189164A - Film roll for photographic apparatus. : de en
  • CA364216A - Automobile top : en fr
  • AU87636A - Improvements in or relating toa method of manufacturing solutions of bacteria, or of pollen or other vegetable cells : en
  • USD103221S - Design for a glove : en
  • US2070672A - Method of producing double-wall vessels of ceramic material and with rarefaction of the air within the wall spaces : en
  • CH189116A - Automatic bobbin changing device on looms. : de en
  • CH189334A - Device for driving pendulum half-axes. : de en
  • GB461577A - Improvements in resilient struts for use more especially in connection with the landing wheels of aeroplanes : en
  • DE642000C - Circuit arrangement for reducing the heating time of indirectly heated cathodes : de en
  • CH189177A - Mechanical detonator for twist projectiles. : de en
  • CH189250A - Peeled coil core with mutually adjustable parts. : de en
  • DE641858C - Method for introducing roll films unwound between spiral pulleys into a daylight developing container : de en
  • CA364194A - Bandit barrier system : en fr
  • USD103252S - Design for a combined ticket muti : en
  • US2070976A - Fruit prongs : en
  • USD103228S - Design for a truck tank : en
  • CH189193A - Chronograph mechanism. : en fr
  • US2071154A - Method of and apparatus for pipe finishing : en
  • US2071266A - Lock top metal container : en
  • CH189180A - Method of manufacturing a weather indicator and weather indicator manufactured according to this method. : de en
  • US2070823A - Support : en
  • US2070767A - Staying machine : en
  • DE641988C - Fermentation process for the production of alcohol : de en
  • FR808991A - Process for the production of fluoro-sulfonic acid : en fr
  • DE642050C - Coating consisting of incombustible inorganic substances on fuel briquettes : de en
  • US2070578A - Apparatus and method for removing particles from gases : en
  • CA364150A - Measuring instrument : en fr
  • CH189200A - Quick press. : de en
  • US2071039A - Hollow wall and plates for its construction : en
  • USD103214S - Design fob a shoe : en
  • US2070806A - Internal combustion engine : en
  • US2070941A - Window operating mechanism : en
  • US2071108A - Lighting fixture : en
  • US2071276A - Inkstand and the like : en
  • US2070713A - Tape drive for the spindles of spinning and doubling frames : en
  • US2070569A - Automotive differential gearing : en
  • FR47224E - Improved printing on cellulosic films : en fr
  • FR808847A - High pressure tube, and its manufacturing method : en fr
  • GB461626A - Improvements in or relating to telephone systems and apparatus therefor : en
  • FR47248E - Suppression of radiation in heterodyne receptors : en fr
  • CH189087A - Siphon. : de en
  • CH189329A - Pressure switch. : de en
  • US2070735A - Hacksaw support and guide : en
  • US2070962A - Composition of matter : en
  • FR808761A - Improvements to metal parts, preferably light metals, in which steel or similar elements are partially or totally coated : en fr
  • FR808924A - Heated mass support protector for permanent ripple : en fr
  • GB461619A - Improvements in rotary valves for internal combustion engines : en
  • US2070653A - Assembling machine and method : en
  • US2070816A - Gas-filled discharge tube : en
  • US2070875A - Oscillating mechanism for fans : en
  • US2071042A - Automatic starting mechanism : en
  • USD103267S - Design fob an artificial christmas : en
  • US2070585A - Manufacture of cellulose from ligno-cellulosic products : en
  • US2071120A - Magnifying and viewing device : en
  • GB461435A - Improvements in or relating to portable typewriters : en
  • USD103236S - hufnagel : en
  • FR47242E - Control system for gyratory crusher : en fr
  • FR808787A - Improvements to devices intended for the deaeration of clays in stretching machines or extrusion presses : en fr
  • DE641979C - Method and device for producing, feeding and applying the ringing blanks in cigar banding machines : de en
  • US2070632A - Method of treating pulp mill waste cooking liquors : en
  • US2071309A - Bleaching chemical pulp : en
  • FR808911A - Grating devices and utensils fitted with them : en fr
  • GB461258A - Improvements in or relating to cloth treating apparatus : en
  • US2070840A - Projection mutoscope : en
  • US2071097A - Cutting machine : en
  • FR808970A - Electric control for straight hosiery looms : en fr
  • GB461270A - Improvements in or relating to the production of moulded articles : en
  • CH189326A - Capsule system, especially gas or liquid meters. : de en
  • FR808794A - Combustion control process and devices for thermal furnaces, for all applications : en fr
  • GB461268A - Manufacture of halogenated compounds : en
  • GB461445A - Low upright pianofortes : en
  • GB461679A - Improvements relating to rubber latex : en
  • US2070669A - Sign announcing apparatus : en
  • ES143378A1 - A friction gyro. : en es
  • FR808996A - Support for the stopper controlling the operation of the binder, in combine harvesters : en fr
  • DK52707C - Two-stroke internal combustion engine with controlled flushing. : da en
  • CH189090A - Glass basin oven. : en fr
  • US2071019A - Refrigerator control : en
  • FR808754A - Dispensing device for creams or any other beauty products for presentation to the public : en fr
  • GB461523A - Improvements in and relating to tobacco leaf stemming mechanisms : en
  • US2071143A - Automatic valve : en
  • US2070911A - Control of operating mechanism for scotch hearths : en
  • FR808932A - Immersion box for razor avoiding automatic washing after use, disassembly and oxidation : en fr
  • DE641824C - Process for carburizing or siliconizing iron or steel : de en
  • FR808824A - Improvements to centrifugal dryers : en fr
  • GB461530A - Improvements in and relating to automatic cop changing devices for looms : en
  • FR808784A - Skill game : en fr
  • US2070641A - Wall cabinet : en
  • CH189322A - Process for the production of a black sulfur dye. : de en
  • CH189110A - Dispensing container for hot and cold liquids. : de en
  • CH189279A - Collapsible umbrella. : de en
  • FR47216E - Self-regulating servo-brake : en fr
  • GB461367A - Production of transfers : en
  • FR808920A - Inlet and outlet tube bundle converters for the treatment of fluids in the presence of a contact mass : en fr
  • DE641952C - Ice box : de en
  • GB461332A - Improvements in and relating to bust supports : en
  • DE641986C - Device for dosing additives to flowing liquids or gases : de en
  • GB461360A - Improvements in or relating to wireless receiving circuits and the like : en
  • DE641896C - Tread for pneumatic tires : de en
  • FR808835A - Installation and rescue equipment in the event of a disaster : en fr
  • GB461415A - Improvements in reeling-off machines for paper and other material : en
  • FR47223E - Improvements in the fabrication of copper alloy firebox plates and spacers : en fr
  • GB461471A - Improvement in continuous casting of metal shapes : en
  • US2070797A - Multiple roll duplicating machine : en
  • US2071008A - Combined balance and counterbalance for crankshafts : en
  • US2071160A - Floor drain : en
  • CH189293A - Device for reversing the direction of travel of vehicles, in particular rail vehicles. : de en
  • GR6307B - ORIGINAL AUTOMATIC WHISTLE. : el en
  • US2070686A - Helicopter and rotating wing aircraft : en
  • US2070765A - Pin-coupled members of dredging, elevating, conveying, and like apparatus : en
  • CA364146A - Gaseous electric discharge device : en fr
  • FR808974A - Wire clip, for papers, fabrics, etc. : en fr
  • GB461553A - Improvements in conveying devices, more particularly for glass annealing furnaces : en
  • US2070992A - Carburetor or the like : en
  • US2071124A - Metal recovery process : en
  • US2071164A - Electrical connecter : en
  • GB461584A - Improvements in and relating to colour boxes : en
  • US2071256A - Air pressure indicator for tires : en
  • CH189075A - Method for fastening hooks, screws, nails or the like by means of dowel sleeves inserted into holes in walls. : de en
  • GB461535A - An improved process for making stable phosphorus-containing codliver oil emulsions : en
  • GB461680A - Improvements relating to plastic compositions : en
  • ES143345A2 - IMPROVEMENTS MADE IN THE SCOPE OF THE MAIN PATENT NUMBER 143331 : en es
  • FR47238E - Kitchen utensil for making pots by cutting vegetables : en fr
  • FR808777A - colored screens for stereoscopic projections and their method of obtaining : en fr
  • GB461605A - Improvements in or relating to washing machines of the suction plunger type : en
  • AU60037A - Improvements in or relating to electrical time-bases : en
  • ES143350A1 - PROCEDURE FOR OBTAINING TERTIARY ALCOHOLS OF THE CYCLOPENTANOPOLIHYDROPHENANTHRENE SERIES : en es
  • FR808843A - Improvements in devices for adjusting maximum speed limiters for internal combustion engines, in particular automobile engines : en fr
  • US2070943A - Ice making machine : en
  • US2071203A - Door stay construction : en
  • FR808831A - Improvements to anti-arsine filtration devices and their mounting on breathing apparatus : en fr
  • DE641888C - Process for the production of medical templates, bandages and the like like : de en
  • DE641892C - Gas testing device working with a barrier fluid : de en
  • US2070562A - Vacuum producing device : en
  • US2071112A - Bucket and bucket protector : en
  • US2070595A - Sole and heel for footwear : en
  • US2070915A - Therapeutical compounds containing metal abietates : en
  • FR47227E - Electric discharge tube or lamp with directly heated cathode : en fr
  • FR808947A - Lighting device for crossing vehicles : en fr
  • GB461400A - New or improved means for suspending curtains : en
  • FR808805A - Improvements to television receivers : en fr
  • FR47206E - Improvement in center caps for vehicles : en fr
  • GB461531A - Improvements in and relating to control arrangements for the feed motion in lathes : en
  • DE641851C - Device for stereoscopic line raster recordings : de en
  • FR808965A - Method of establishing signage or advertising panels and resulting industrial product : en fr
  • US2071051A - Internal combustion engine : en
  • FR808844A - : fr
  • FR808850A - Shoe sole slitting machine : en fr
  • FR808966A - Method of radio guidance of mobiles : en fr
  • US2070895A - Electric locomotive : en
  • FR808994A - Electric discharge tube containing an atmosphere of cadmium vapor : en fr
  • FR808954A - Rolling mill for reducing tubes, with several gauges arranged one after the other : en fr
  • FR808849A - Reservoir pen holder : en fr
  • GB461279A - Improvements in or relating to the production of dispersions of halogenobutadienes : en
  • GB461384A - Improvements in or relating to wood planing machines : en
  • US2070896A - Racket : en
  • DE641843C - Disk device for sound recording and playback with constant recording or scanning speed : de en
  • DE641838C - Parking device for flat knitting machines : de en
  • US2070608A - Game : en
  • US2070999A - Cellulose solution : en
  • CH189223A - Apparatus for lifting liquids, in particular chemically active liquids, from containers which can be closed by means of a stopper. : de en
  • GB461286A - Improvements in internal wiring switches : en
  • CH189143A - Process for the production of real sulfur dyes. : de en
  • AU43136A - Means for producing synchronizing impulses for use in television or like system : en
  • CH189216A - Lever with at least two arms arranged offset on a hub, in particular for rocker arm opposed piston internal combustion engines. : de en
  • US2071177A - Engine throttle control : en
  • USD103273S - Design for a textile fabric : en
  • US2070575A - Binding agent for photographic emulsions and method of preparing same : en
  • AU2436A - Improvements in or relating to devices for delivering measured quantities of liquids : en
  • CH189185A - Pointer balance. : de en
  • CH189284A - Tractor trailer consisting of two single-axle wagons for the transport of long goods. : de en
  • US2070957A - Method of treating tobacco and improved tobacco product : en
  • US2071210A - Manufacture of were netting : en
  • USD103243S - Design fob a table tennis backet : en
  • US2070953A - Stripe painting machine : en
  • US2070879A - Fluid meter : en
  • USD103258S - Design for a spoon or similar : en
  • CH189217A - Rolling element bearings, especially for cranked shafts. : de en
  • US2070694A - Decolorization of resins : en
  • DE642041C - Light metal pistons for internal combustion engines : de en
  • US2070648A - Roof construction : en
  • US2070788A - Regulatable fuse for projectiles : en
  • US2070891A - Electrical switch : en
  • GB461276A - Improvements in or relating to grateless furnaces for solid fuels : en
  • GB461514A - Improvements relating to protectors for the boots and feet of iron moulders and other workers : en
  • US2071073A - Auxiliary melting means for typesetting machines : en
  • US2071270A - Thermostatic socket, holder, or coupling : en
  • FR47202E - Television transmission method : en fr
  • US2071204A - Valve : en
  • DE641876C - Device for separating liquid components from gases : de en
  • DE641930C - Hat shape : de en
  • GB461366A - Process for the thermal conversion of hydrocarbons into valuable products : en
  • US2070651A - Wireless direction finding system : en
  • US2070741A - Mercury switch : en
  • US2070898A - Centering and compensating chuck : en
  • FR808875A - Hydraulic transmission device : en fr
  • FR808988A - Device for automatic or semi-automatic commissioning of radio receivers : en fr
  • US2070736A - Method of covering articles with wrappers : en
  • CA364141A - Gaseous electric discharge device : en fr
  • USD103271S - Design for a textile fabric : en
  • CH189220A - Speed change gear. : de en
  • DE642040C - Replacement chewing tools : de en
  • CA364139A - Electric lamp : en fr
  • GB461443A - Improvements relating to the tuning of radio receivers : en
  • DE641846C - Screw connection between piston rod and cross head, especially for double-acting internal combustion engines : de en
  • DE642046C - Automatic gas valve : de en
  • US2070750A - Regulator system : en
  • US2071118A - Cultivator attachment for tractors : en
  • FR808888A - Abrupt switching on and off device for switches or disconnectors : en fr
  • FR808819A - Improvement in reverse current braking of direct current electric motors : en fr
  • DE642018C - Swing glider : de en
  • FR47204E - Precision and safety maneuvering device for articulated support bench tools : en fr
  • CA364178A - Superheterodyne radio receiver : en fr
  • GB461209A - Improvements in or relating to shoe-upper conforming machines : en
  • FR808837A - Metal bulb electronic discharge tube : en fr
  • FR808873A - A method and apparatus for electric resistance heating and then cooling long lengths of tubing, rods, wires, etc. : en fr
  • ES143372A1 - Improvements in the distillation of glycerin. : en es
  • US2070929A - Paper-shaking machine : en
  • US2071049A - Cotton drier : en
  • US2070878A - Time signaling system : en
  • US2071140A - Automatic printing telegraph : en
  • FR808919A - Polishing process for artificial plastics : en fr
  • AU291013B2 - Truss : en
  • CA364196A - Scaffolding clip : en fr
  • CA364114A - Lamp flasher : en fr
  • CH189320A - Process for the production of a black sulfur dye. : de en
  • DE641924C - Delivery for drum furnaces : de en
  • US2070868A - Process for packing catalytic reaction vessels : en
  • US2070969A - Gas burning apparatus : en
  • DE641940C - Piston pump, in the cylinder of which a displacement piston with variable stroke also protrudes to regulate the delivery rate : de en
  • DE641898C - Boat rudder for pleasure craft : de en
  • US2070658A - Manufacture of fertilizer : en
  • US2071268A - Elastic fluid power plant : en
  • USD103286S - Design for a jug : en
  • US2070892A - Method of making weights for centrifugal clutches : en
  • CH189167A - Process for the production of photosensitive materials. : de en
  • CH189238A - Cable opener. : de en
  • US2070773A - Ice pick : en
  • CA364231A - Watch attachment : en fr
  • US2070603A - Insectifuge and insecticide : en
  • US2071217A - Calibrating meter having a plurality of constants : en
  • FR808907A - Fuel pump for internal combustion engines, complete with needle sprayers : en fr
  • DK52710C - Coupling for Assembly of Machine Elements, Hoses and other Coupling Parts. : da en
  • CH189163A - Film gripper mechanism with a gripper made of synthetic resin with a fabric insert. : de en
  • US2070886A - Ventilating apparatus for vehicle bodies : en
  • CA364204A - Printing telegraph apparatus : en fr
  • US2070928A - Baker's peel : en
  • CA364243A - Safety razor and blade : en fr
  • GB461617A - Improvements in and relating to adjustable seats : en
  • US2071196A - Glass-to-metal seal : en
  • CA364230A - Ventilator : en fr
  • US2070682A - Suction cleaner : en
  • CA364133A - Metal refining method : en fr
  • CH189071A - Metal post for crop protection, fencing work, etc. : de en
  • AU100243B2 - Wire wound spear or bore strainer : en
  • CH189137A - Process for the production of an anthraquinone derivative. : de en
  • US2070587A - Coking retort oven for low or : en
  • US2071233A - Welded rolled steel cinder pot : en
  • DE641864C - Process for the production of pure absolute alcohol : de en
  • US2070787A - Display method and apparatus : en
  • US2070857A - Light equipped vanity case : en
  • CH189187A - Process for making clear audio recordings. : de en
  • US2070812A - Metallic door : en
  • US2070950A - Code signaling : en
  • USD103266S - Design for a bottle hood : en
  • GB461616A - Improvements in golf club shafts : en
  • DE641946C - Orthopedic shoe insert and footwear training for this insert : de en
  • GB461578A - A device to be worn in the ear for eliminating or damping noise reaching the ear of the wearer : en
  • GB461485A - Improvements in spring needle knitting machines : en
  • GB461448A - Improvements in or relating to broadcast wireless receivers : en
  • US2070813A - Magnetic clutch : en
  • USD103248S - Design for a vehicle : en
  • CH189130A - Seam ripper. : de en
  • US2070604A - Thermostat : en
  • US2071089A - Bale tie : en
  • CH189147A - Molding compound. : de en
  • US2070985A - Honing tool : en
  • US2071264A - Ironing machine : en
  • US2070652A - Display card holder : en
  • US2070725A - Sealing strip : en
  • DE641702C - Process for the production of resinous condensation products : de en
  • CH189091A - Device for pressing glass. : de en
  • CA364201A - Hydraulic jack : en fr
  • CA364239A - Weed extracting implement : en fr
  • CH189271A - Station display device on radio receivers with several wave ranges. : de en
  • CH189166A - Photographic recording device with light meter. : de en
  • DE641891C - Display or printing device, especially for self-displaying scales : de en
  • US2070974A - Electric cable system and joint therefor : en
  • DE642006C - Car for circulating elevators : de en
  • US2070869A - Oil well device : en
  • CH189134A - Process for making baked goods. : de en
  • US2070577A - Reenforced concrete slab and core therefor : en
  • USD103257S - Design fob a plate or similar article : en
  • CH189272A - Method for deflecting the cathode ray in Braun tubes. : de en
  • NL40025C - : en
  • US2070638A - Oil seal : en
  • CH189210A - Machine for grinding milling discs. : de en
  • NL40342C - : en
  • US2070606A - Rotary combustion engine : en
  • US2070779A - Radio tune-in control device : en
  • CA364211A - Receptacle : en fr
  • US2070984A - Braking system : en
  • US2071305A - Bleaching : en
  • USD103260S - Design for a piano : en
  • GB461572A - Improvements in plucking machines for poultry and the like : en
  • US2070618A - Actuating mechanism for gearing : en
  • AU100249B2 - Improvements in or relating to machines for trimming flexible material : en
  • CH189183A - Recorder provided with a recording graphic. : en fr
  • US2071253A - Linear condensation polymers : en
  • US2071229A - Roofing or like element : en
  • US2071156A - Coloring of bronze powders : en
  • US2070610A - Helicopter : en
  • AU100216B2 - Improved method of, and means for, the manufacture of moulded glassware : en
  • AU100242B2 - Improvement in electric transmission circuits : en
  • US2071054A - Controlling apparatus for highway crossing signals : en
  • CH189155A - Method for preparing paper during its manufacture and apparatus for carrying out this method. : en fr
  • US2070702A - Road or railway vehicle : en
  • CH189096A - Central heating boiler. : en fr
  • AU100241B2 - Improvements in or relating toa method of manufacturing solutions of bacteria, or of pollen or other vegetable cells : en
  • CA364123A - Garment : en fr
  • US2071131A - Piston for an internal combustion motor : en
  • USD103233S - Design for a tray : en
  • US2071003A - Marking device : en
  • CA364203A - Conductor core wire rope : en fr
  • CA364241A - Wall waterproofing means : en fr
  • US2070753A - Sliding clasp fastener for fabric edges joining in a curved line : en
  • CH189182A - Hardness tester. : de en
  • US2070711A - Container : en
  • CH189237A - Device for winding up the connection cable of electricity consumers. : de en
  • US2070698A - Automobile reverse brake mechanism : en
  • US2070659A - Compressor valve : en
  • US2071212A - Rolling mill : en
  • GB461362A - Improvements in and relating to valves for use in fluid pumps : en
  • US2070939A - Hair clip or clasp : en
  • US2070625A - Writing machine : en
  • GB461482A - Improvements in and relating to remote control installations : en
  • US2071194A - Automatic regulator control : en
  • US2070568A - Stacking device : en
  • US2070954A - Friction block : en
  • US2071313A - Process for preparing a synthetic resin composition : en
  • GB461292A - Improvements in or relating to gas governors : en
  • DE641965C - Grate of a shaft furnace, which is arranged at a distance below the lower shaft opening : de en
  • CA364191A - Solid disintegrating, dissolving and mixing apparatus : en fr
  • US2070796A - Cutting tool : en
  • US2071272A - Glare shield : en
  • US2071100A - Automobile clearance signal : en
  • USD103225S - Design for an advertising device : en
  • CH189258A - Device for screwing rubber teats onto milk bottles with a smooth bottle neck. : de en
  • DE641850C - Cardboard case or the like and process for its manufacture : de en
  • CH189144A - Process for the production of a vat dye. : de en
  • US2071240A - Method of making sign plates and like ornamental panels : en
  • US2071303A - Means for dry icing : en
  • US2071090A - Reenforced reel for dye kettles and the like : en
  • US2071297A - Brake : en
  • CA364187A - Heat insulation material : en fr
  • AU100244B2 - Improvements in and relating to yarn knitting machines : en
  • CH189080A - Process for the production of road surfaces with a rough surface. : de en
  • US2070821A - Casting of magnesium and its alloys : en
  • US2070917A - Conveyer system : en
  • US2071170A - Sound distributing panel and baffle for radio loudspeakers : en
  • US2071249A - Stencil sheet duplicator : en
  • US2071299A - Joint for roadways : en
  • US2070934A - Wire handling device : en
  • US2071105A - Safety razor : en
  • DE641978C - Machine for group-wise packing or tying of briquettes : de en
  • GB461489A - Improvements in the manufacture of driving piles : en
  • CH189170A - Skis with protective edges. : de en
  • CH189243A - Switch arrangement for high performance. : de en
  • US2070913A - Translation of modulated electric current into a series of impulses : en
  • CH189236A - Post support device for power lines. : en it
  • US2070716A - Treatment of artificial fibrous materials : en
  • US2071213A - Bladder attachment to valves of inflated articles and the like : en
  • US2071144A - Brake mechanism : en
  • CH189069A - Frame of gardener-market gardener. : en fr
  • CA364210A - Roller journal : en fr
  • US2070611A - Solvent recovery : en
  • US2071072A - Signaling system : en
  • CH189235A - Device for regulating the voltage of electrical networks. : de en
  • US2070555A - Folding shovel : en
  • US2070937A - Means for constructing buildings : en
  • US2070640A - Means for and method of detection : en
  • US2070564A - Founding device : en
  • US2071094A - Chemical manufacture : en
  • FR47203E - Bombing plane : en fr
  • FR808914A - Electric rotary switch for heating devices : en fr
  • DE642022C - Spacer ring arranged between two rims sitting on a wheel rim : de en
  • FR47220E - Improvements to automatic alarm devices for telephone signaling in the event of theft, fire or other : en fr
  • US2070754A - Respirator, gas mask, and the like : en
  • US2071113A - Detection of frequency modulated signals : en
  • CH189148A - Process for the preparation of poly-phenyl-vinyl-ketone. : de en
  • US2071016A - Crib : en
  • US2070968A - Anode for electron discharge devices : en
  • US2070739A - Vat dyestuff preparation in powder form especially suitable for printing : en
  • US2071014A - Game : en
  • FR808989A - Anchor nail : en fr
  • USRE20271E - Fibrous sheet material : en
  • CA364180A - Vehicle direction indicator : en fr
  • CA364181A - Door weatherstrip : en fr
  • AU48236A - Improvements relating to double wire actuated motion wheels in signal mechanisms in railway working : en
  • USD103218S - Design for a shoe : en
  • AU34736A - A mould forthe manufacture of glassware : en
  • CH189240A - Gas switch. : de en
  • US2070809A - Control surface : en
  • US2070975A - Safety casting device : en
  • CH189083A - Device for heating radiators and the like. : de en
  • CH189109A - Glass washer. : de en
  • DE641886C - Capacitor winding with metallic layers inserted between the turns of an insulating strip : de en
  • DE642039C - Discharge tubes : de en
  • GB461340A - Improvements in jewels or other objects intended to be fixed on a fringe, a trimming, a fur, and the like : en
  • CH189252A - Gas tap for cookers, stoves and the like. : de en
  • DE641962C - Method for frequency multiplication by means of a cathode ray tube : de en
  • AU100228B2 - Process forthe reduction of grain and its subsequent conversion into bread or like product : en
  • FR808908A - Internal combustion engine : en fr
  • US2071015A - Method of and apparatus for drying material in sheet or web form : en
  • CA364155A - Abrasive article : en fr
  • GB461477A - Improvements in or relating to telescopic umbrellas : en
  • GB461510A - Improvements in or relating to ratchet spanners : en
  • GB461569A - Improvements in and relating to light sources for use in the photographic recording of sound : en
  • CA364193A - Inspection door : en fr
  • US2070851A - Wood screw : en
  • US2071125A - Internal combustion engine : en
  • US2071259A - Wheel structure : en
  • US2071312A - Process for preparing a synthetic resin composition : en
  • US2070671A - Repeater testing : en
  • CA364185A - Watt-hour meter lag plate : en fr
  • DE641885C - Arrangement for grid control in AC-fed converting devices, especially converters : de en
  • DE642021C - Mobile device for attaching spare wheels to the wheel axle : de en
  • DE642052C - Heating chamber with ring-shaped interrupted hollow bodies : de en
  • FR808876A - Regulator for internal combustion engines, in particular for injection engines : en fr
  • GB461561A - Improvements in or relating to electricity meters : en
  • CA364188A - Fender guide : en fr
  • US2070734A - Process of manufacturing grinding tools : en
  • AU186736A - Improvements in or relating to the manufacture of manures : en
  • CA364253A - Process of preparing gland extracts : en fr
  • US2071192A - Apparatus for recording or reproducing sound : en
  • FR47232E - Container for loading furnaces, particularly electric arc furnaces : en fr
  • GB461385A - Method of assembling metal tubes : en
  • AU100217B2 - A mould forthe manufacture of glassware : en
  • US2070770A - Hydrogenation of alkyl phthalates : en
  • US2070858A - Apparatus for disinfecting shoes and the like : en
  • FR808968A - Photoelectric barrier with barrier layer : en fr
  • GB461676A - Manufacture of chrysenecarboxylic acids : en
  • GB461592A - Improvements in and relating to processes for the manufacture of cellulose ester foils or films, and apparatus therefor : en
  • DE641953C - Receiving arrangement in picture radio networks in which the synchronization pulses and the symbols are transmitted on separate paths : de en
  • CH189296A - Device for the treatment of kneadable molding compound. : de en
  • CA364245A - Reinforced concrete structural member : en fr
  • GB461401A - Improvements in and relating to eye-glass frames with nose side supports : en
  • US2070639A - Front pole adjustment for lateral arm awnings : en
  • GB461349A - Improvements in or relating to automatic speed control means for spinning frames : en
  • GB461441A - Improvements in taps or cocks : en
  • FR808959A - Device for producing an electric arc between metal electrodes in a circuit supplied with alternating current : en fr
  • FR808983A - Suspension device of a bogie cradle on helical springs : en fr
  • GB461545A - Improvements in or relating to automatic steering gear : en
  • GB461542A - Safety razor with resilient detachable support : en
  • FR808894A - Device for hanging pictures and images of all kinds on the walls : en fr
  • GB461544A - Improved construction of sliding roof for motor and other vehicles : en
  • CA364247A - Hydraulic brake mechanism : en fr
  • CH189084A - Temperature mercury regulator with thermal fuse. : de en
  • FR808812A - Men's elastic waistband : en fr
  • DE641951C - Method for producing letterpress prints without penetration : de en
  • FR808758A - Shower bulb for washing, enemas, etc. : en fr
  • GB461377A - Improvements in and relating to flushing apparatus : en
  • GB461398A - Improvements in and relating to fuel pump arrangements for internal combustion engines : en
  • FR808773A - Improvements to chemical action lavatories : en fr
  • FR808999A - Controller for pneumatic gear maneuvering in double reduction motor vehicle gearboxes : en fr
  • GR6310B - FIVE-CENTURY CANNER SHOOTING. : el en
  • GB461365A - Automatic firearms : en
  • DE641761C - Process for the production of phosphate fertilizers in a uniformly grained form : de en
  • US2070824A - Electric calculating machine : en
  • US2071301A - Production of methylamines : en
  • DE641857C - Film cassette with supply and take-up core : de en
  • GB461667A - Improvements in or relating to governing means operating by fluid pressure, and particularly to speed-sensitive governing means for injection pumps : en
  • GB461449A - Improvements in or relating to the heads of siphon bottles : en
  • GR6311B - METHOD OF DRYING THE GRAPES TO MAKE RAISIN. : el en
  • US2070889A - Rail treatment method : en
  • US2071283A - Supervisory circuit : en
  • GB461264A - Improvements in gas cocks or valves for controlling gas-fires and the like : en
  • DE641932C - Pipe T-piece : de en
  • FR808885A - Improvement in metal reels for high voltage electric cables : en fr
  • GB461632A - Method of producing a caoutchouc-like material : en
  • FR808962A - Catalyst : en fr
  • GB461474A - Improvements in and relating to stretchers and similar appliances : en
  • DE642026C - Drive device for conveyor belts : de en
  • DE641870C - Double tenoning machine : de en
  • GB461515A - Improvements relating to gas regulating devices : en
  • US2070644A - Electrical device : en
  • US2070965A - Crotch construction for trousers : en
  • US2071001A - Sheet metal press : en
  • USD103272S - Design for a textile fabric : en
  • FR808791A - Further development of motor bicycles : en fr
  • GB461620A - Improvements in or relating to ring-bound books : en
  • US2070660A - Pressure regulating valve : en
  • GB461408A - Improvements in a relating to ink, and a process for making the same : en
  • DE642027C - Trough chain conveyor for collecting the coal from a number of dryers, for conveying the same to and from the cold store and for distributing the same to the hopper of briquette presses : de en
  • GB461568A - Improvements in liquid measuring and delivering devices : en
  • GB461694A - Improvements in or relating to the cylinder heads of internal combustion engines and a method of igniting explosive charges therein : en
  • DE641837C - Method and flat weft knitting machine for the production of knitted fabrics with reinforced edges : de en
  • DK52689C - Double-walled disc wheels. : da en
  • GB461300A - Improvements relating to flower holders : en
  • GB461469A - Improvements in and relating to frictional transmission gearing : en
  • US2071263A - Cement and plaster material : en
  • FR808923A - Milling tool, especially for seamless pipe fittings : en fr
  • FR808937A - Systems for transmission of images in television or the like : en fr
  • CA364237A - Building block : en fr
  • AU100218B2 - Sparking plug for internal combustion engines for fuels of different kinds : en
  • FR808887A - Further development of watertight boxes for rotary switches : en fr
  • GB461481A - Improvements in or relating to friction clutches : en
  • GB461695A - Mechanical method of preparing statements, bills and the like and machines therefor : en
  • US2070666A - Modulating system : en
  • US2070708A - Spark plug : en
  • FR808931A - Improvements made to expansion valves in compression refrigeration installations, in particular those with irregular compressors : en fr
  • GB461389A - Improvements in or relating to fluid pressure operated regulating systems : en
  • GB461509A - Improvements in or relating to rotary pumps : en
  • FR47241E - Method for determining the position of a station using a rotating wireless beacon : en fr
  • US2071021A - Key holder : en
  • GB461335A - Manufacture of polynuclear cyclic oxyketones and esters thereof : en
  • GB461565A - Improvements in and relating to covers for washing and like machines : en
  • DE641925C - Permanent wave device with low-voltage heating elements for simultaneous indoor and outdoor heating : de en
  • US2070733A - Lens grinding and polishing machine : en
  • US2070885A - Cutting machine : en
  • US2071058A - Ophthalmic mounting "oxford" : en
  • US2071187A - Ironing machine : en
  • US2071269A - Hand brake : en
  • USD103279S - Design for a textile fabric : en
  • GB461550A - Improvements relating to attachment of animal fibres to bases : en
  • USD103209S - Design for a bottle or similar : en
  • AU41936A - Process forthe reduction of grain and its subsequent conversion into bread or like product : en
  • CA364121A - Combustion engine power plant for vehicles : en fr
  • US2071023A - Weighting mechanism employed in the roller systems of ring spinning, drawing, or spee frames and like textile machines : en
  • FR808818A - Castor oil based lubricant for all internal combustion engines : en fr
  • GB461478A - Improved elastic joint and method of manufacturing of the same : en
  • GB461491A - Improvements in nozzles for vacuum cleaners : en
  • GB461470A - Improvements in or relating to egg cartons : en
  • GB461601A - Improvements in gas filters : en
  • FR47219E - Automatic gear change : en fr
  • GB461434A - Improvements in or relating to photo-electric cells : en
  • GB461625A - Improvements in and relating to the production of parachutes : en
  • DE641950C - Door frame for horizontal chamber ovens : de en
  • US2070751A - Expansible diaphragm and method of making same : en
  • US2071043A - Oral preparation : en
  • USD103207S - Design for a game board : en
  • DE641879C - Device for one-sided filling or centering of short lines by means of die setting and line casting machines with means for locking the provided line clamping jaw or jaws : de en
  • DE629471C - Ventilation system for toilets : de en
  • GB461886A - Improvements in alternating current systems for the supply of electric motors : en
  • CH189278A - Collapsible hat stand. : de en
  • GB461374A - Improvements in or relating to television receiving sets and the like comprising cathode-ray tubes : en
  • FR47226E - Separator device for sheaves : en fr
  • FR808874A - Super suitable phonetic keyboard : en fr
  • DK52690C - Impedance network for the transmission of electrical, especially high-frequency oscillations. : da en
  • US2070691A - Electron discharge device : en
  • US2070617A - Boiler feed water regulator : en
  • US2070695A - Spray head : en
  • US2070740A - Relay : en
  • US2071111A - Braiding carrier : en
  • US2071234A - Electric toaster : en
  • GB461338A - Device for continuously feeding cartridges into automatic firearms : en
  • US2071267A - Grain cleaner : en
  • US2071290A - Display device : en
  • US2070710A - Steam discharge pressing device : en
  • ES4969U - Garda security needles (Machine-translation by Google Translate, not legally binding) : en es
  • FR808927A - Apparatus for the manufacture of hoses, straps, belts and the like : en fr
  • CA364212A - Milk conditioning device : en fr
  • CH189111A - Equipment on rayon spinning machines to prevent acid splashes and at the same time prevent the crystallization of spinning bath solutions on high-speed thread guide rollers. : de en
  • AU100222B2 - Improvements in or relating to electric communication cables : en
  • CA364130A - Laundry clip attacher : en fr
  • US2070947A - Brake block : en
  • US2071130A - Dyestuffs of the pyrone series : en
  • GB461673A - Improvements relating to the thatching of ricks and roofs : en
  • FR808797A - Air Pressure Backpack Sprayer Enhancements : en fr
  • FR808928A - roofing or covering element with visible surface divided into surfaces of different shapes and sizes : en fr
  • DE641990C - Device for printing textile goods with plaque prints : de en
  • GB461586A - Improvements in or relating to shelves, plate racks and the like : en
  • GB461330A - Improvements relating to radio receivers : en
  • GB461567A - Improvements in or relating to plate, dish and like racks : en
  • CH189095A - Nozzle intended to deliver a gaseous fluid in a chamber brought to high temperature. : en fr
  • FR808956A - Tool to bleed rubber trees : en fr
  • FR47245E - Process for the preparation of arsenobenzene monosulfoxylates : en fr
  • GB461452A - Improvements in or relating to nozzles for suction cleaning machines : en
  • DE641800C - Device for adjusting the control cams on glass blowing machines : de en
  • DE641856C - Device for obtaining equally exposed photographic negatives : de en
  • US2070637A - Oil seal : en
  • FR808770A - Motor group : en fr
  • FR808912A - Auto-soap mop : en fr
  • FR808855A - Improvements to remote control systems : en fr
  • USD103220S - Design fob a bread box : en
  • FR808769A - Double acting valve : en fr
  • GB461420A - Improvements in or relating to apparatus for pushing workpieces such as slabs and the like into and out of operating machinery : en
  • GB461597A - Improvements in and relating to processes for the manufacture of caustic alkalies : en
  • FR808852A - Hair activity products : en fr
  • CH189234A - Drum winding with two layers in the groove for electrical machines. : de en
  • DE641909C - Switching device for grid-controlled discharge vessels, which alternately supply energy to a direct current network as a rectifier and extract energy as an inverter : de en
  • FR808846A - Improvements to machines for melting bars or lines of typographical characters : en fr
  • GB461460A - Improvements in or relating to electromagnetic generators : en
  • FR808786A - Lock washer intended to ensure that screws or nuts cannot be released : en fr
  • US2070749A - Shuttleless loom : en
  • DE641984C - bearings : de en
  • CH189313A - Process for the production of a vat dye. : de en
  • US2071128A - Steam separator and superheater : en
  • USD103242S - Design fob a crab and lobster : en
  • GB461370A - Improvements in or relating to thermo-couples for use in the temperature-control systems of electric furnaces : en
  • GB461459A - Adjustable arch support for boots and shoes : en
  • GB461497A - Improvements in and apparatus for the manufacture and production of carbon black : en
  • US2071066A - Gun sight : en
  • USD103212S - Design foe an aie retakder for an : en
  • NL40052C - : en
  • DE641972C - Schleger-like device for advancing the film in cinema sets : de en
  • US2071205A - Scalp protector : en
  • GR6302B - METHOD OF MANUFACTURING THIAZOLIUM COMPOUNDS. : el en
  • DE642024C - Pump holder with sliding hook arm : de en
  • DE642031C - Production of magnesium oxide from magnesium sulfate : de en
  • US2070963A - Strap for upholstery springs : en
  • DE641975C - Oxygen supply valve for breathing apparatus : de en
  • US2070722A - Garage door : en
  • US2070729A - Apparatus for cooling and freezing food products : en
  • CH189123A - Bath for the treatment of substituted cellulose which has been de-glossed with titanium dioxide. : de en
  • CH189314A - Process for the production of an anthraquinone derivative. : de en
  • US2070728A - Portable humidifier : en
  • GB461813A - Improvements relating to the refining of mineral oils : en
  • DE641847C - Cooling device for pistons of two-stroke internal combustion engines : de en
  • GB461574A - Improvements in and relating to vertically adjustable photographic projection printing apparatus : en
  • CA364223A - Bowling alley : en fr
  • US2071221A - Airplane : en
  • FR808771A - Beater for household use : en fr
  • FR808929A - Mechanical devices for alternately obtaining the tension of rubber cables and the use of their trigger for launching small flying devices : en fr
  • GB461472A - Improvements relating to four-stroke internal-combustion engines having sleeve and piston valves : en
  • CH189153A - Device for the remote control of a paper machine with a multi-motor drive. : de en
  • DE641906C - Turning mold with removable cover for moving unbound blocks of concrete paving : de en
  • CH189214A - Cereisen pocket lighter. : de en
  • ES143320A1 - A procedure for tempering glass. : en es
  • FR808933A - Improvements to extinguishing devices : en fr
  • US2070559A - Boiler : en
  • US2070581A - Guanidine phosphate fertilizer : en
  • US2070964A - Track leveler for tractors : en
  • CH189152A - Method for producing a protective coating on metal objects, in particular on objects made of aluminum and its alloys. : de en
  • US2070570A - Electrical compensator : en
  • DE638354C - Method and machine for the production of adhesive paper tapes provided with handle loops : de en
  • US2070709A - Hydraulic shock absorber : en
  • US2070900A - Thermionic relay circuit : en
  • US2070679A - Process for preparing nonmetallic articles for electro-plating : en
  • US2070922A - Manufacture of baked products : en
  • US2070723A - Method and apparatus for making fillers : en
  • CH189139A - Process for the preparation of a new polyazo dye. : de en
  • CH189246A - Selective protection device for three-phase lines. : de en
  • CH189295A - Adjustable propeller during operation. : de en
  • CH189138A - Process for the preparation of an anthraquinone compound. : de en
  • CA364142A - Gaseous electric discharge device : en fr
  • CH189104A - Seat suspension for upholstered furniture and other seating furniture. : de en
  • USD103276S - Design for a textile fabric : en
  • AU38536A - Improvements in or relating to electric communication cables : en
  • CA364236A - Refrigerator cabinet : en fr
  • DE641849C - Device for generating a pressurized exhaust gas vapor mixture : de en
  • FR808901A - Impedance networks : en fr
  • US2070596A - Manufacture of laminated films : en
  • US2071277A - Heat exchanger : en
  • USD103223S - Design fob a sandal : en
  • USD103226S - Design fob a shoe : en
  • US2070752A - Freewheel device for eliminating the reaction effects of a differential gear : en
  • US2071172A - Mechanical pencil : en
  • CH189145A - Dye preparation. : de en
  • AU50936A - Improvements in or relating to traffic control systems : en
  • CH189283A - Tube closure. : de en
  • FR808790A - Improvements made to indicating devices with movable characters, in particular to memory aids for an operation to be performed later : en fr
  • US2071095A - Liquid mixing device : en
  • US2070685A - Bag and process and device for effecting closures therein : en
  • DK52708C - Internal combustion engine, in particular Two-stroke engine. : da en
  • US2070680A - Process of converting hydrocarbon oils : en
  • US2070874A - Telephone system : en
  • US2071045A - Ophthalmic mounting : en
  • CH189303A - Process for the preparation of an aryldiazonium salt. : de en
  • DE641929C - Method for the production of hollow rubber bodies, in particular toy blocks o. : de en
  • US2071077A - Flexible nozzle for vacuum cleaners : en
  • US2070808A - Milling machine transmission and control mechanism : en
  • CH189112A - Process for the production of a preparation for the production of delustered artificial silk. : de en
  • US2070814A - Sock liner arch support : en
  • US2071137A - Universal coiling machine : en
  • US2070599A - Heater switch : en
  • US2070910A - Mechanical operation of smelting furnaces : en
  • US2071155A - Display device : en
  • US2070647A - Crystal oscillator circuits : en
  • FR808829A - Grating machine : en fr
  • CH189067A - Earth auger. : de en
  • US2070942A - Fire extinguisher : en
  • CA364235A - Hoisting crane : en fr
  • DE641927C - Handle glue application device with adjustable glue supply : de en
  • CA364169A - Television system : en fr
  • AU100265B2 - Improvements in catamenial devices : en
  • AU105298B2 - Improvements in or relating to electrical time-bases : en
  • CH189257A - Sick bed with a mattress frame that can be raised and lowered in the frame on stands. : de en
  • US2071260A - Apparatus for the separation of solids in liquid suspension : en
  • CH189132A - Closure for buckle shoes. : de en
  • US2070744A - Crosstalk reduction in communication systems : en
  • US2070819A - Tire cover : en
  • USD103215S - Design fob a shoe : en
  • NL40088C - : en
  • US2071228A - Collapsible shipping box : en
  • USD103282S - Design fob a lamp : en
  • CA364164A - Ceramic like article : en fr
  • ES143341A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 135929 : en es
  • US2070707A - Manifolding device : en
  • US2070732A - Radio receiving system : en
  • US2071169A - Artist's color box : en
  • DK52702C - Clothing or Decorative tin. : da en
  • DK52709C - Two-stroke engine. : da en
  • US2070780A - Slotting, perforating, and splining of tubes and the like : en
  • US2070800A - Motorized bicycle : en
  • US2070818A - Lifesaving jacket with automatic electric lighting unit : en
  • US2071227A - Portable telecommunications system : en
  • USRE20264E - Apparatus for handling bent metal : en
  • DE641997C - Process for transferring liquefied, flammable gases : de en
  • GB461508A - Improvements in oil paints : en
  • CA364124A - Calendering and drying apparatus : en fr
  • DE641908C - Loop antenna with ring-shaped frame : de en
  • FR808955A - Elastic suspension device, especially for aircraft engines : en fr
  • AU100230B2 - Hats and process of manufacture thereof : en
  • GB461304A - Improvements in lenses for photography and the like : en
  • GB461560A - Improvements in or relating to packing strips and the like : en
  • GB461588A - Improvements in or relating to cooking stoves : en
  • DE641840C - Call signal system for a plurality of elevators : de en
  • US2070563A - Shock absorber : en
  • US2070727A - Elastic pad for springless hernia bandages : en
  • US2071243A - Reflector : en
  • USD103244S - Design fob a drawer pull : en
  • GB461527A - Engine-driven trucks for rail vehicles : en
  • DE641852C - Frame for pivoting a camera around a center located in the image field : de en
  • FR808893A - Wire or cable tensioner : en fr
  • FR808943A - Clear sound recording method : en fr
  • GB461446A - Improvements in or relating to electrically driven compressors for air and other gases : en
  • GB461486A - Improvements in and relating to electric candle lamps : en
  • ES4967U - An elastic tire for vehicles (Machine-translation by Google Translate, not legally binding) : en es
  • GB461582A - Improvements relating to unwoven fabrics : en
  • US2070833A - Method of treating aluminium alloy and product : en
  • US2070862A - Apparatus for testing the viscosity of liquids : en
  • US2070864A - Distillation : en
  • DE639475C - Procedure for exclusion from photocomposing machines : de en
  • DE642033C - Circuit arrangement for call devices in telecommunication systems, in particular telephone systems : de en
  • DE641839C - Double-walled hair dryer hood with a sieve-like perforated inner wall and an axially arranged fan wheel : de en
  • FR808906A - Trolley especially for use in mountainous regions : en fr
  • CH189292A - Spring-operated caliper brake with quick release device. : de en
  • DE641974C - Hydraulic regulator : de en
  • US2071038A - Arch supporting device : en
  • GB461382A - A machine for channel closing and edge pressing of shoe soles : en
  • US2071271A - Apparatus for turning in toe and heel caps for footwear : en
  • DE641860C - Slicing machine with intermittent feed of the product carrier : de en
  • US2070738A - Pump with cam drive : en
  • US2070993A - Vehicle wheel : en
  • US2070681A - Oscillatory circuit : en
  • GB461311A - Detectable refilled bottle and closure means : en
  • GB461378A - A new or improved imitation fuel for electric and like fires : en
  • USD103255S - Design fob a vacuum cleaner : en
  • DE641959C - Support ring made of wire, in particular for carrying barbed wire necks : de en
  • CH189331A - Whip stick. : de en
  • CH189309A - Process for the preparation of a chromium-containing azo dye. : de en
  • GB461336A - Improvements relating to advertising and like signs comprising luminous electric discharge tubes : en
  • FR47250E - Medium frequency amplifier : en fr
  • GB461431A - An improved device for the carrying, transporting or storing of wireless valves or other articles of a fragile nature : en
  • GB461591A - Improvements in means for loading vehicles with materials such as refuse : en
  • US2070589A - Process of forging hollow metal blanks : en
  • US2071061A - Adjustable lens mount for cameras : en
  • USRE20269E - Traveling work table : en
  • GB461593A - Improvements in and relating to processes for the manufacture of foils or films of cellulose tri-acetate : en
  • GB461291A - Improvements relating to collapsible seats : en
  • US2071002A - Electrical connecter : en
  • US2071086A - Method of producing an ornamental design in stone : en
  • US2070674A - Dust bag : en
  • US2070978A - Treating cracked petroleum distillates : en
  • US2070852A - Method of forming lined pipe ends : en
  • US2070923A - Gyroscopic compass : en
  • CA364224A - Tablet dispensing container : en fr
  • FR47247E - Adjustable lighting fixture : en fr
  • IE14786L - Pipe line compensators : en
  • CH189085A - Compression die for the formation of briquettes or tablets of fine-grained or powdered materials. : en fr
  • CH189141A - Process for the preparation of an acidic monoazo dye. : de en
  • CH189248A - Device for the remote control of devices in an electricity network. : en fr
  • GB461507A - Improved process and apparatus for treating and incinerating sewage sludge or the like waste material : en
  • GB461590A - Improvements in or relating to the manufacture of electric incandescent lamps : en
  • AU34336A - Improvements in method of obtaining fibres for textile purposes from plants : en
  • US2071274A - Time indicating device : en
  • FR808800A - Method of making a mesh fabric : en fr
  • FR808915A - Method and device for canning food : en fr
  • FR808803A - Improvements to signaling devices for motor vehicles : en fr
  • US2070594A - Bottle stopper : en
  • FR47210E - Improvements in the distribution of liquids or gases : en fr
  • GB461405A - Improvements in fractional distillation : en
  • FR808987A - Storm lantern : en fr
  • GB461328A - Improvements in washing and cleansing : en
  • GB461357A - Improvements in the manufacture and production of vinyl compounds : en
  • GB461506A - Improvements in and relating to registering devices : en
  • DE641977C - Gun : de en
  • FR808977A - Hollow body in light metal, having to withstand great efforts, and method for their manufacture : en fr
  • US2070873A - Brake testing apparatus : en
  • US2071293A - Automatic roaster : en
  • US2070558A - Process for refining chocolate masses : en
  • US2070692A - Lock : en
  • US2070835A - Spool retarding brake device for axminster looms : en
  • US2070762A - Circular knitting machine : en
  • US2070790A - Magnetic induction motor : en
  • CH189275A - Authorization card with stamp. : de en
  • CA364206A - Windshield cleaner : en fr
  • FR808961A - Baby Diaper Improvements : en fr
  • FR47235E - Precision hydraulic relay device for controlling a moving part : en fr
  • GB461359A - A new or improved dust shield for the corners of rooms, staircases, cupboards and the like : en
  • GB461407A - Improvements in or relating to disappearing seats : en
  • GB461548A - Improvements in time measuring apparatus with a synchronous motor and an auxiliary movement for the driving of time controlled apparatus, such as clocks and time switches : en
  • USD103289S - Design for an aeroplane : en
  • GB461391A - Improvements in pulsating apparatus for milking machines : en
  • DE641874C - Process for the production of ice colors in stuff printing : de en
  • DE642036C - Monitoring device for electrical switchgear by means of dummy or luminous circuit diagram : de en
  • FR808896A - Colorful light effect lighting device : en fr
  • FR808838A - Metal bulb electronic discharge tube : en fr
  • GB461387A - Improvements in machines for testing the balance of rotary apparatus : en
  • FR808936A - Elastic suspension device with rubber and metal parts, especially for the suspension of aircraft engines : en fr
  • GB461487A - Improvements in or relating to the treatment of bands, halyards, braids, cords and the like : en
  • FR808862A - Basic refractory manufacturing process : en fr
  • GB461275A - Improved electric heating apparatus and method of making it : en
  • DE641862C - Device for uncoupling toy vehicles running on rails : de en
  • DE641872C - Device for electrical heating of embossing rollers for lenticular lenticular films : de en
  • GB461262A - Improvements in and relating to the joining of ceramic insulating members and metallic members : en
  • CH189288A - Multi-gear change gear for motor vehicles. : de en
  • CH189316A - Process for the preparation of a dioxazine dye sulfonic acid. : de en
  • AU100256B2 - Improvements relating to double wire actuated motion wheels in signal mechanisms in railway working : en
  • CH189092A - Firing device. : de en
  • CH189301A - Process for the preparation of a new soaking, cleaning and spreading agent. : de en
  • CA364171A - Fireproofing composition : en fr
  • US2070655A - Framework arrangement : en
  • GB461432A - Process for the manufacture of vat dyestuffs : en
  • US2070557A - Hinge structure : en
  • US2070946A - Projectile : en
  • CH189192A - Watch. : en fr
  • DE641985C - Fluid brake for gun barrels : de en
  • CA364229A - Razor blade strip : en fr
  • CH189263A - Automatic change device. : en fr
  • CH189211A - Abrasive material. : de en
  • USD103213S - Design for a lamp shade : en
  • CA364174A - Wire connector : en fr
  • US2070597A - Process for producing alcohols : en
  • CA364119A - Demountable container : en fr
  • CH189270A - Adjustment device for radio receivers. : de en
  • CA364251A - Boot and shoe : en fr
  • US2071119A - Process and apparatus for treating furnace gases and exhaust gases from internal combustion engines : en
  • CH189242A - Switch with two automatically held positions and with push button actuation and display device for the switch positions. : de en
  • CA364225A - Aluminium ladder : en fr
  • US2070590A - Electrical control : en
  • US2071027A - Wax polish : en
  • US2070583A - Textiles containing cellulose derivatives : en
  • CH189073A - Construction element for wooden houses. : de en
  • CA364140A - Headlight : en fr
  • GB461295A - Improvements in and relating to swimming float devices : en
  • GB461447A - Improvements relating to gauging, measuring, or setting out apparatus for determining the profiles of machine cutting tools : en
  • US2071261A - Separator : en
  • DE641912C - Line tester assembled with a beer pressure regulator : de en
  • GB461594A - Improvements in or relating to clutch plates : en
  • US2070996A - Pressing machine : en
  • US2071180A - Electrically controlled and operated lathe : en
  • CA364226A - Die set leader pin : en fr
  • US2071149A - Electric switch : en
  • FR808900A - Locking nuts : en fr
  • US2071011A - Process for making a concentrated extract of coffee : en
  • US2070938A - Ophthalmic mounting : en
  • US2071048A - Apparatus for treating plied sheet material : en
  • US2071291A - Wall assembly and clip : en
  • CA364218A - Clothespin : en fr
  • CH189102A - Convertible and foldable construction. : en fr
  • US2070746A - Container with rotatable spout : en
  • US2070935A - Variable ratio jack : en
  • USD103274S - Design fob a textile fabric : en
  • USD103239S - Design for a vanity case : en
  • US2070615A - Operating apparatus for internal combustion engines : en
  • US2071231A - Insulator : en
  • DK52718C - Apparatus for Separation of Wires from Cross-tensioned Wire Layers. : da en
  • FR808848A - Improvements to thickening or agitating devices : en fr
  • GB461583A - Improvements in multi-wheel trailers for motor vehicles : en
  • US2070811A - Thermally conditioned machine tool : en
  • US2071146A - Footwear : en
  • GB461579A - Improvements relating to cigar or cigarette lighters : en
  • GB461663A - Improvements in and relating to tobacco leaf stemming machines : en
  • DK52696C - Oil fired plant. : da en
  • DE641936C - Sewing machine gripper : de en
  • DE642005C - Articulated capsule for receiving a bevel gear with a tool pivotably mounted on the axis of an intermediate gear, especially for dental purposes : de en
  • CH189302A - Process for the production of a new textile auxiliary. : de en
  • DE642030C - Process for carrying out catalytic reactions : de en
  • US2071250A - Linear condensation polymers : en
  • FR808973A - heat exchanger : en fr
  • GB461267A - Process for the manufacture of safranine dyestuffs : en
  • US2070700A - Illumination : en
  • US2070893A - Process for improving the color of wood pulp : en
  • FR808905A - Improvements to water heaters : en fr
  • FR808984A - Machine for making flower pots, square dishes and the like : en fr
  • US2070884A - Draft coupling : en
  • FR47243E - Method and tool for fixing a fitting, ferrule, tubular rivet or other applications : en fr
  • FR808953A - Process for graining or embossing leather, artificial leather, paper and other similar materials and apparatus allowing the realization : en fr
  • FR47215E - Remote control by liquid transport : en fr
  • FR808789A - Self-sealing device for siphon said : en fr
  • FR808796A - Air Pressure Backpack Sprayer Enhancements : en fr
  • FR808801A - New propeller for high speed liners and for airplanes and aircraft : en fr
  • FR808830A - Sealing device for milk kegs or other containers : en fr
  • FR808909A - Skill game device : en fr
  • GB461562A - Improvements in golf clubs : en
  • GB461606A - Automatic cut off device for charging containers : en
  • US2071265A - Metal container : en
  • US2071069A - Furnace construction : en
  • US2070693A - Novelty box : en
  • US2070705A - Airplane construction : en
  • CA364147A - Gaseous electric discharge lamp device : en fr
  • FR47222E - Improvements to directional antennas : en fr
  • FR808993A - Level regulator assembly for television amplifiers : en fr
  • GB461437A - Improvements in the production of resin coated abrasive grain for abrasive articles : en
  • FR808918A - Motorcycle bag : en fr
  • FR808857A - Process for preparing solutions of solids : en fr
  • GB461416A - Improvements in suspender or garter fasteners : en
  • IE14244L - Gas producers : en
  • DE642011C - Device for measuring the thickness of sheet metal and metal foils : de en
  • GB461691A - Oil-soluble phenolic condensates : en
  • US2070748A - Refrigerating apparatus : en
  • US2071200A - Rotary spindle mounting : en
  • GB461386A - Apparatus for applying an adhesive or the like : en
  • US2071009A - Mechanically operated counterbalance : en
  • DE642029C - Chain boom brake : de en
  • US2070794A - Method of treating oakwood for the aging of spirituous liquors : en
  • US2071214A - Process for the manufacture of rubber compositions from latex and like aqueous rubber dispersions : en
  • US2071280A - Method of making vehicle wheels : en
  • US2071062A - Oil engine : en
  • CH189186A - Cathodic oscillograph. : en fr
  • US2070684A - Delivery device for duplicating machines : en
  • GB461600A - Means for draining moisture from steam turbines : en
  • IE14416L - Drying grass, grain etc. : en
  • US2071107A - Disk brake : en
  • US2071123A - Machine for cutting, folding, and stacking labels : en
  • DE641915C - Cradle suspension for bogies of railway vehicles : de en
  • AU100258B2 - Improvement in radiofrequency inductance units : en
  • CA364172A - Automobile controlling mechanism : en fr
  • DE621448C - Process for clarifying coal and similar Trueben to which precipitants are added : de en
  • DE641989C - Method and apparatus for decating webs of fabric : de en
  • US2070623A - Apparatus for the measurement of rotational velocities : en
  • US2070966A - Yeast separator bowl : en
  • US2071059A - Compensating master cylinder : en
  • US2071178A - Air conditioning system : en
  • US2071246A - Apparatus for erecting tanks : en
  • DE641917C - Activation device, especially for electric and diesel-electric vehicles : de en
  • DE641954C - Pre-firing for boiler with rustless combustion chamber : de en
  • CH189280A - Method of bundling briquettes. : de en
  • CH189088A - Guide device on windows or doors. : de en
  • USD103234S - Design for a tray : en
  • CH189297A - Device for the treatment of kneadable molding compound. : de en
  • US2070626A - Method of treating and reclaiming lubricating oils : en
  • USD103211S - Design for a chair : en
  • USRE20272E - Electric resistance heating : en
  • CH189094A - Installation with mobile burner burning liquid fuel. : en fr
  • USD103281S - Design for decorative paper : en
  • US2071036A - Washing machine : en
  • US2070769A - Internal combustion engine : en
  • US2070901A - Method of deoxidation control : en
  • CA364186A - Induction meter disc : en fr
  • US2071223A - Current-collector mechanism for electrically propelled vehicles : en
  • US2070715A - Treatment of threads and the like with liquids : en
  • US2071074A - Check hasp anchor : en
  • US2071081A - Container forming and filling machine : en
  • US2071275A - Bedspring construction : en
  • USD103250S - Design for a desk : en
  • CA364221A - Metal structure : en fr
  • CA364197A - Brake drum : en fr
  • GB461306A - Electric transmission gearing : en
  • CH189125A - Portable fabric winding machine. : en fr
  • DK52699C - Dispensing device for Distillation Chambers in Furnaces for Gas Production. : da en
  • FR808826A - Machine for making horsehair yarn and the like : en fr
  • FR808853A - Air purifying humidifier for premises heated by central heating : en fr
  • GB461409A - Improvements in and relating to door handles : en
  • FR47246E - Method and devices for closing sheet metal drums or drums : en fr
  • CH189120A - Fabric holder to be attached to tables. : de en
  • GB461303A - Improvements in or relating to electrical heaters for cooking purposes : en
  • US2071258A - Rotary blower and the like : en
  • CH189261A - Process for the preparation of a 1,2,3,4-tetrahydroquinoline derivative. : de en
  • DE641933C - Process to increase the adhesion and service life of coatings of paint, varnish, etc. Like. On corrosion-prone heavy metal surfaces, especially those made of iron and iron alloys : de en
  • DE642004C - Thread monitor for warp knitting machines : de en
  • DE641937C - Device for conveying cardboard and similar goods through a dryer : de en
  • US2071106A - Oil temperature regulator : en
  • DE641897C - Connection of two lengths of fabric of the outer shells of inflatable boats under tension : de en
  • CA364162A - Chaplet : en fr
  • CH189077A - Metal window construction. : de en
  • US2071295A - Method and apparatus for the manufacture of hollow glass articles : en
  • US2071166A - Pipe cutter : en
  • US2071114A - Elevator roller drive coupling : en
  • US2070591A - Address plate : en
  • CH189300A - Process for the preparation of a new soaking, cleaning and spreading agent. : de en
  • FR808841A - Improvements in sound reproduction using recording tapes : en fr
  • CA364183A - Coating composition : en fr
  • US2070880A - Multiple meteb : en
  • US2071220A - Ski : en
  • US2071197A - Blow-out preventer : en
  • US2070848A - Method for preparing aliphatic-aromatic ethers : en
  • US2070912A - Method of electrically exploring bore holes : en
  • US2070646A - Roller skate : en
  • FR808839A - Fuel system for internal combustion engines : en fr
  • AU47536A - Thermionic vacuum tubes : en
  • US2070945A - Molding machine : en
  • CH189165A - Camera in which the distance from the lens to the sensitized surface is invariable. : en fr
  • US2070683A - Electric switch : en
  • US2071018A - Special container and process for making same : en
  • CH189268A - Circuit for generating electrical oscillations. : de en
  • US2071159A - Lighting construction : en
  • AU100255B2 - Thermionic vacuum tubes : en
  • AU69236A - Improvement in wave signal receiving system : en
  • US2071222A - Ski mat : en
  • US2071139A - Printing apparatus : en
  • CA364127A - Bull gear : en fr
  • AU100263B2 - Improvements in and relating to negative glow devices : en
  • DE641871C - Locking device for the gear lever on cash registers or accounting machines : de en
  • DE641991C - Method of making wooden wallpaper : de en
  • GB461690A - Improvements in or relating to apparatus for heating fluids : en
  • DE642032C - Process for improving magnetic properties : de en
  • US2070743A - Electrical indicating apparatus : en
  • CH189328A - Shut-off and throttle valve for liquids and gases. : de en
  • GB461456A - Improvements in and relating to vacuum cleaners : en
  • US2071292A - Motor vehicle power transmission : en
  • DE641868C - Device for extinguishing alternating current interruption arcs, especially in switches and fuses : de en
  • CA364254A - Metal structure : en fr
  • GB461475A - Improvements in or relating to the treatment of textile articles in baths : en
  • US2070747A - Receptacle : en
  • DK52698C - Retort furnace for use in the distillation of solid, carbonaceous substances. : da en
  • US2070951A - Cooler : en
  • DE641881C - Process for the production of bars with high quality surface insulation : de en
  • GB461436A - Improvements in or relating to the production of cellulose derivatives : en
  • GB461618A - Improvements in or relating to textile machines employing jacquard mechanism : en
  • FR808763A - Beet cleaning device : en fr
  • FR808990A - Construction of a retaining wall using transportable elements juxtaposed on the ground : en fr
  • CA364246A - Hydraulic brake mechanism : en fr
  • CH189174A - Roundabout. : de en
  • FR808889A - Flashing light lantern : en fr
  • FR808938A - Earth globe : en fr
  • FR808899A - Razor blade ironer : en fr
  • FR808976A - Controlled transmission mechanism : en fr
  • US2070844A - Cleaning rod for firearms : en
  • US2070871A - Method of brightening metals : en
  • FR808859A - Silent typewriter : en fr
  • FR808922A - Reinforced cement parts for quick and economical constructions : en fr
  • FR47207E - Method of heating the interior of aircraft fuselages : en fr
  • GB461412A - Improvements in or relating to hatch fastenings : en
  • GR6305B - METHOD FOR EXPORTING OIL FROM GRAPE SEEDS. : el en
  • USD103246S - Design fob a casing fob hose-end : en
  • CH189277A - Installation on a cinema showcase for attaching the pictures. : de en
  • US2070830A - Rotary plow : en
  • US2071142A - System of automatic anticipatory control : en
  • CA364244A - Building wall : en fr
  • CH189245A - Electrical fuse, in particular for high and low voltage distribution systems. : de en
  • AU100232B2 - Forming die means : en
  • DE641992C - Stapling pliers for finished U-shaped staples : de en
  • US2071235A - Cam and lever steering gear : en
  • US2071255A - Wind screen : en
  • US2070834A - Suction nozzle : en
  • US2070850A - Meat product : en
  • CA364115A - Wood blanching process : en fr
  • FR808778A - Improvements to boilers : en fr
  • FR808813A - Tilting plows improvements : en fr
  • GB461383A - A remote control arrangement for arc lamps, particularly high intensity searchlights : en
  • GB461573A - Improvements in or relating to cam motion transmitting devices : en
  • USD103264S - Design for a rug : en
  • GB461376A - Improvements in or relating to electrical resistance units : en
  • GB461563A - Reflectionless window : en
  • DE641976C - Shoe closure : de en
  • GB461473A - An improved machine for applying sliding clasp fasteners to fabric or other material : en
  • US2070724A - Fluid regulator : en
  • CH189333A - Device for driving pendulum half-axes. : de en
  • US2070645A - Finish and filler strip : en
  • US2071050A - Composite metal article and method of joining the parts thereof : en
  • US2070959A - Knife for sugar cane mills or the like : en
  • US2071126A - Bail connection : en
  • US2070755A - Fishing lure : en
  • US2070846A - Paying and money changing device : en
  • GB461458A - Improvements relating to regenerative brickwork : en
  • FR808808A - Improvements to automobile engines for use as brakes or to start them with compressed air : en fr
  • US2070633A - Cam operated machine : en
  • US2071030A - Metal container : en
  • US2070872A - Gas filter : en
  • US2070817A - Springing arrangement for the wheels of vehicles : en
  • US2070620A - Gas purification process : en
  • US2071284A - Indicating device : en
  • US2071040A - Article delivery cabinet : en
  • DE641918C - Electric headlight with a reflector composed of several rotating bodies and a screen arranged in front of the same : de en
  • DK52704C - Marking iron. : da en
  • US2071064A - Stabilization of motor fuels : en
  • US2070576A - Process for the manufacture of disintegration products of starch : en
  • US2070622A - Water supply arrangement for bidets : en
  • DK52700C - Floor cleaning and drying machine. : da en
  • GB461534A - Improvements in and relating to electrical heating elements : en
  • AU195436A - Improvements relating to thermostatic regulating or controlling devices : en
  • GB461589A - Improvements in or relating to the production of hydrogen peroxide : en
  • GB461669A - Improvements relating to apparatus for signalling from or for display purposes in connection with aircraft : en
  • GB461280A - Improvements in or relating to modulators for alternating electric currents : en
  • CA364175A - Motor vehicle signalling system : en fr
  • US2070592A - Printing plate : en
  • USD103269S - Design for a combined cap and pedes : en
  • GB461363A - Appliance for use in removing blackheads, blotches and the like from the skin : en
  • GB461255A - Improvements relating to windscreen wipers for motor vehicles : en
  • US2070630A - Manufacture of artificial filaments and other products containing organic derivatives of cellulose : en
  • US2070854A - Air vehicle : en
  • US2071183A - Refrigerator : en
  • CH189171A - Device for waxing skis. : de en
  • CH189262A - Facility for the storage and display of corpses. : de en fr
  • US2070925A - Pipe wrapping machine : en
  • DE641999C - Method for regulating multi-motor drives for paper machines, in which a drive motor of a dryer group supplies the control variable for regulating the other sub-motors during normal operation : de en
  • US2070909A - Telephone system : en
  • US2071133A - Beverage cooling system and apparatus : en
  • FR808985A - Improvements in or relating to control devices for skylights, windows and the like, mounted on hinges or pivot : en fr
  • GB461381A - Improvements in or relating to apparatus for controlling or indicating liquid levels : en
  • GB461609A - Improvements in and relating to travelling horse boxes and like vehicles : en
  • FR808951A - Electrothermal process for the preparation of boron carbides : en fr
  • GB461526A - Improvements in refrigerator or heating cabinets : en
  • AU100237B2 - Coin sorting and counting machine : en
  • CA364122A - Mechanical movement : en fr
  • CA364179A - Film manufacture : en fr
  • CH189117A - Electric warp thread monitor. : de en
  • CH189276A - Device for creating labels from individual, hanging elements. : de en
  • CH189266A - Coupling device between a network, via which messages are transmitted by modulating a high-frequency carrier current, and a high-frequency radio receiver. : de en
  • USRE20267E - Digesting process and apparatus : en
  • CH189190A - Wristwatch box. : en fr
  • AU240536A - Improvements in and relating to yarn knitting machines : en
  • AU4830864A - Truss : en
  • CH189305A - Process for the preparation of an azo dye. : de en
  • US2070574A - Lubrication : en
  • CH189081A - Drill bit for percussion rotary drills. : de en
  • US2070791A - Fluid pump : en
  • GB461260A - Improvements in or relating to loading coils : en
  • US2070990A - Treatment of halogenated polyhydric alcohols : en
  • CH189317A - Process for the preparation of a dioxazine dye sulfonic acid. : de en
  • GB461466A - Improvements in or relating to ice forming trays or drawers for refrigerators : en
  • AU38036A - Improvements in egg case platforms and holders for fillers thereof : en
  • AU100221B2 - Improvements in egg case platforms and holders for fillers thereof : en
  • US2070582A - Making superphosphate : en
  • CH189101A - Method of making flower boxes. : de en
  • CH189162A - Device for automatic control of the exposure in photographic apparatus with an electric exposure meter. : de en
  • DK52714C - Sliding and spring-loaded outlet spout for containers. : da en
  • AU100226B2 - A method of and means forthe manufacture of covering glasses particularly watch glasses made of celluloid or similar material with outwardly cambered or curved surfaces : en
  • CH189212A - Warm air drying device with mechanical air movement. : de en
  • DE642035C - Device for radio interference suppression on electrical devices with a housing grounded via a residual current device : de en
  • GB461678A - Improvements in fluid-operated balancing systems for fluid pressure hammers, drop stamps and the like : en
  • GB461334A - Improvements in or relating to electric discharge tubes : en
  • CA364118A - Container door locking device : en fr
  • DE641875C - Kettle for fractional distillation of liquids : de en
  • AU35236A - Sparking plug for internal combustion engines for fuels of different kinds : en
  • CH189269A - Switching arrangement for receiving modulated high-frequency oscillations. : de en
  • DE642048C - Process for dyeing cellulose fibers with chromium dyes : de en
  • US2071098A - Shoe shank construction : en
  • FR808865A - Method and apparatus for establishing a modulated train of electromagnetic waves : en fr
  • FR808980A - Improvements to electrical switches : en fr
  • FR47237E - Assembly device for pedestal tables and lampposts : en fr
  • FR808762A - Improvements to photographic emulsions : en fr
  • DE642013C - Device for interrupting the line-shaped recording of operational control instruments : de en
  • CH189154A - Method and device for drying paper raw materials. : de en
  • US2071028A - Engine starting system : en
  • USD103238S - Design for a battery box : en
  • DE642106C - Aircraft drive with rotating bodies built into wing cavities : de en
  • CH189285A - Motor vehicle chassis for motor vehicles, in particular streamlined cars. : de en
  • DE641848C - Device for monitoring the coolant temperature in internal combustion engines : de en
  • DE641973C - Cylindrical liquid container for treating films : de en
  • FR808851A - Method and apparatus for the introduction and extension of films or films on reels into daylight developing tanks or reservoirs : en fr
  • FR808854A - Mineral insulated electric cables and conductors as well as method and apparatus for their manufacture : en fr
  • CA364248A - Butter printing and cutting machine : en fr
  • US2070860A - Ruling machine : en
  • US2071257A - Folding clothes hook : en
  • US2071024A - Cellulosic structures and method of preparing same : en
  • FR808834A - Bending machine improvements : en fr
  • GB461498A - Improvements in oil insulated electric power cables : en
  • AU35336A - Improvements in containers and methods of making the same : en
  • DE639745C - Cone mill : de en
  • DK52706C - Needle holder for electric tone recorders or sound boxes for gramophones. : da en
  • GB461358A - Improvements in vehicle wheels : en
  • FR808823A - Device for the gasification of heavy liquid fuels such as gas oil with a view to the use of these fuels in internal combustion engines, in burners and the like : en fr
  • GB461274A - Manufacture of calcium cyanamide : en
  • GB461299A - Improvements relating to devices for extruding the contents of collapsible tubes : en
  • GB461307A - Improvements relating to pressing machines of the type used in garment and laundry work : en
  • US2070567A - Lubricating oil refining : en
  • US2071115A - Machine for handling sheets of material, labels, and the like : en
  • FR808832A - Speed regulator for electric motors : en fr
  • CH189273A - Electric alarm clock. : de en
  • GB461399A - Improvements in or relating to vices, work holders and similar appliances : en
  • US2070916A - Tuner for string instruments : en
  • US2071101A - Sprinkler for receptacles : en
  • US2070566A - Self cutting wire connection : en
  • US2071195A - Slide rule : en
  • GB461305A - Improvements in or relating to coating preparations for preventing the formation of mould : en
  • FR808982A - Improvement to sign posts : en fr
  • GB461455A - Improvements in or relating to caps for electric incandescent lamps and the like : en
  • AU100223B2 - Improvements in or relating to sewing machines : en
  • FR808944A - Electric lamp with cathodic luminiscence, in particular of the miniature type : en fr
  • FR808948A - Improvements to devices for grinding cylindrical bores : en fr
  • GB461503A - Improvements in and relating to the separation of coal : en
  • GB461463A - An improved multi-cylinder internal combustion engine : en
  • GB461424A - Improvements relating to gyroscopic compasses : en
  • GB461499A - Self-adjusting, spring-balanced, anti-friction bearing, applicable to railway carriage axles : en
  • US2071262A - Register with pivoted vanes : en
  • US2070825A - Artificial palm : en
  • US2071104A - Dry electrolytic condenser : en
  • US2071224A - Shaded pole induction motor : en
  • US2070798A - Combination magnifying glass and tongs : en
  • US2070593A - Method of preparing printing members for use : en
  • US2070986A - Vacuum cleaner : en
  • US2070867A - Tuning apparatus : en
  • US2071099A - Rotary electric switch : en
  • FR808903A - Protection process by electrolytic deposition of aluminum and its light alloys : en fr
  • GB461451A - Apparatus and process for treatment of lengths of flexible material : en
  • GB461528A - Improvements in and relating to autographic registers : en
  • FR809000A - Installation of warning bells for railways : en fr
  • US2070926A - Valve and rocker arm assembly for radial engines : en
  • US2070664A - Photoelectric exposure meter : en
  • DE641901C - Razor : de en
  • USD103278S - Design for a blouse : en
  • US2071181A - Combined tie and collar holder : en
  • GB461502A - Mattresses especially for sick-beds : en
  • GB461624A - Collapsable and contracting caravans, trailing cars, travellers vans and the like : en
  • US2070998A - Paint strainer : en
  • USD103253S - Design fob a bathing garment : en
  • US2070902A - Machine for making fastener strips : en
  • DE641826C - Brake control for electric traction vehicles : de en
  • US2071237A - Fuel injector for diesel engines : en
  • USD103245S - Design for a tool handle : en
  • CA364202A - Cigarette paper : en fr
  • USD103261S - Design fob a piano : en
  • USD103287S - Design fob a bottle : en
  • GB461580A - Improvements in and relating to the construction of rotors, especially air fans, wind wheels or the like : en
  • CH189208A - Process for profiling and dressing form grinding wheels, in particular thread grinding wheels. : de en
  • AU63636A - Feeder for stapling and stitching machines : en
  • CH189196A - Process for manufacturing self-lubricating bearings. : de en
  • CH189289A - Device for controlling the water level in the engine radiator of motor vehicles. : de en
  • CH189311A - Process for the preparation of a water-soluble, basic triphenylmethane dye. : de en
  • US2071176A - Machine tool control arrangement : en
  • US2071226A - Coping : en
  • US2070676A - Windshield mounting : en
  • US2071310A - Windshield cleaner : en
  • US2070856A - Purification of waters with hydrogen peroxide : en
  • CH189304A - Process for the preparation of oleylmethylaminoacetic acid. : de en
  • GB461371A - Improvements in electric cables and electric cable systems : en
  • FR47213E - Special designs for the construction of underground aircraft shelters : en fr
  • US2070795A - Boiler cleaner tube : en
  • DE642058C - Snow blower with swiveling discharge funnel : de en
  • US2071020A - Pneumatic recocking device for machine guns : en
  • DE641830C - Device for setting time switches : de en
  • FR808863A - Assembly by welding using grooved weld joints : en fr
  • FR808981A - Elastic coupling made of rubber and metal elements : en fr
  • US2070714A - Insulated material and method of making the same : en
  • US2070782A - Airplane engine mount : en
  • DE641958C - Autogenous cutting torch : de en
  • US2070781A - Grease : en
  • US2070565A - Air-cooled engine : en
  • US2070970A - Box packing device for freight cars : en
  • FR808753A - Door sill edge : en fr
  • FR808995A - Automatic leaf turning console : en fr
  • DE642042C - Automatic longitudinal stabilization of aircraft by means of flaps or auxiliary wings arranged on the wing trailing edge : de en
  • US2070690A - Air conditioner : en
  • AU100224B2 - Improvements relating to thermostatic regulating or controlling devices : en
  • AU100219B2 - Improvements in containers and methods of making the same : en
  • US2070706A - Duplex electric waffle iron : en
  • US2071157A - Circuit breaker : en
  • DE635112C - Holder for tools, especially for wrenches in a row in set form : de en
  • US2070667A - Doctor blade mechanism for intaglio printing machines : en
  • US2071175A - Refrigerating apparatus : en
  • CH189198A - Casting core. : de en
  • CA364250A - Truck rack or body : en fr
  • CH189172A - Adhesive skin for skis. : de en
  • CH189195A - Magnetizable alloy with a high initial permeability that is constant over a wide range of field strengths, as well as a process for its production. : de en
  • US2070619A - Combined lock and latch : en
  • US2070703A - Whip roll bearing : en
  • US2070561A - Lamp supporting and cord extension reel : en
  • US2070588A - Engine : en
  • CH189079A - Device for the energy destruction of a liquid flowing out of pipelines of water power plants or water supply plants and the like, furthermore from dams, storage tanks and the like. : de en
  • US2070801A - Electrolytic cell : en
  • US2071007A - Counterbalance for crankshafts : en
  • US2071037A - Fertilizer and seed feed attachment for drills : en
  • US2070756A - Variable speed drive for mechanical stokers : en
  • USD103262S - Design for a piano : en
  • CH189291A - Ski, toboggan and bobsleigh lift. : de en
  • US2070989A - Mechanism for reconditioning tennis balls : en
  • AU100260B2 - Improvements in combs for sheepshearing machines : en
  • CA364138A - Horsepower meter : en fr
  • CA364252A - Traffic signal : en fr
  • CH189140A - Process for the preparation of a new monoazo dye. : de en
  • DE641866C - Circuit for relays in railway security : de en
  • DE641947C - Device for filling containers with biscuits : de en
  • DE642020C - Fluid measuring device for containers of motor vehicles and aircraft : de en
  • FR808935A - Closure system, applicable to travel bags and other items intended to contain objects : en fr
  • CH189179A - Device for measuring changes in inclination of vehicles. : de en
  • US2070657A - Rotative wing aircraft : en
  • CA364131A - Beater for mixing machines : en fr
  • CH189307A - Process for the preparation of a disazo dye. : de en
  • US2070853A - Piano accordion : en
  • CA364153A - Building construction : en fr
  • US2071029A - Belt-fastener clinching apparatus : en
  • USRE20274E - Complementary insole-outsole com : en
  • CH189113A - Device for changing the thread guide stroke on package, winding and stack twisting machines. : de en
  • CH189215A - Device intended to prevent loosening by fortuitous causes of threaded parts screwed into one another. : en fr
  • CH189244A - Electrical resistance with a negative temperature coefficient and its method of manufacture. : de en
  • CH189219A - Method for mending hemp tubes. : de en
  • FR808833A - Improvements to devices for protection against harmful gases and airborne particles : en fr
  • CA364199A - Gas processing : en fr
  • DE641913C - Single pole electric gas lighter : de en
  • CA364195A - Horse collar : en fr
  • CA364214A - Buffing wheel : en fr
  • CA364182A - Cellulose fibre purification : en fr
  • CH189142A - Process for the production of a new dye of the anthraquinone series. : de en
  • FR808827A - Identity or indicator plates, panels, placards and the like and their manufacturing process : en fr
  • CH189070A - Vessel for holding living plants. : de en
  • US2070721A - Catapult : en
  • US2070768A - Mixer : en
  • US2070877A - Fixture support : en
  • US2071057A - Electronic relay : en
  • US2070831A - Smoking tube : en
  • USD103263S - Design for a shoe : en
  • US2070845A - Overhead door construction : en
  • US2071298A - Shoe : en
  • CH189294A - Advanced aircraft. : en fr
  • US2070971A - Audio frequency transmission circuit : en
  • US2071247A - Carton closing machine : en
  • US2070786A - Scale beam structure : en
  • US2070839A - Running board assembly : en
  • US2071109A - Sprinkler : en
  • CA364207A - Windshield wiper arm : en fr
  • FR808871A - Manufacturing process of gas cell rubber : en fr
  • US2070861A - Waterproof insulating material : en
  • US2070949A - Welding current generation : en
  • US2070960A - Jack : en
  • GB461285A - Improvements in or relating to radio receivers : en
  • CH189239A - Control device for circuit breaker. : en fr
  • CH189119A - Roll pick foot. : de en
  • DE642003C - Selection device for press plates on flat weft knitting machines : de en
  • CH189106A - Pierced chair. : en fr
  • DE641939C - Take-up reel for paper strips, tapes or the like. : de en
  • FR808816A - Improvements to solidified fuel lighting and heating devices : en fr
  • CH189135A - Firing device for smokehouse. : de en
  • US2070863A - Clothes washing machine : en
  • US2071161A - Overhead acting door : en
  • US2071202A - Definite time relay : en
  • US2071254A - Spark plug : en
  • USRE20270E - Spline shaft : en
  • US2070832A - Steering device : en
  • US2071079A - Method of making safetypins : en
  • CA364220A - Necktie holder : en fr
  • CH189290A - Anti-skid chain, especially for bicycles. : de en
  • CH189093A - Device to improve the performance of smoke tube boilers. : de en
  • CH189318A - Process for the preparation of a dioxazine dye sulfonic acid. : de en
  • GB461490A - Improvements relating to tube rolling mills : en
  • AU100261B2 - Improvements in or relating to the manufacture of manures : en
  • USD103240S - lofgren : en
  • US2070642A - Telephone system : en
  • AU100236B2 - Means for producing synchronizing impulses for use in television or like system : en
  • AU100259B2 - Improvements relating to devices for determining the correct adjustment ofthe cutter lever of sheepshearing machines : en
  • CA364233A - Check valve : en fr
  • ES143360A1 - IMPROVEMENTS IN THE MANUFACTURE OF SELF-LUBRICATING MATERIAL, PARTICULARLY THAT CONTAINING GRAPHITE : en es
  • CH189267A - Radio-electric receiver device. : en fr
  • US2070571A - Shingle : en
  • CA364116A - Belt conveyer : en fr
  • CA364145A - Electric lamp : en fr
  • CH189121A - Embroidery machine. : de en
  • CH189229A - Device for regulating the air humidity in mechanically cooled refrigerated or freezer rooms. : de en
  • CH189332A - Ski rack to be placed on the roof of motor vehicles. : de en
  • FR808950A - Printing device for cash registers or accounting machines : en fr
  • FR808963A - fuel saver suitable for boilers : en fr
  • GB461392A - Vapour phase cracking of hydrocarbons : en
  • GB461433A - Improvements in the production of bread and other alimentary products : en
  • DE641887C - High pressure lubricant : de en
  • CH189298A - Machine for joining braids. : de en
  • US2071085A - Refrigerator door hinge : en
  • CA364215A - Conveying and mixing device : en fr
  • DE641945C - Locking device for open window sashes : de en
  • US2070961A - Process of treating tar and pitch : en
  • CH189124A - Installation for the treatment of artificial materials. : en fr
  • CH189199A - Installation for hydraulically generating and regulating the working pressure between the rollers of a train of cooperating rollers used in a mechanical reduction operation. : en fr
  • CH189150A - Sewage treatment plant with separator. : de en
  • CH189191A - Chronograph watch. : en fr
  • US2070847A - Brake drum : en
  • US2071083A - Tabulating and computing system : en
  • CA364129A - Drying machine : en fr
  • CA364192A - Shoe manufacture : en fr
  • US2070991A - Process for the production of acid amides : en
  • CH189175A - Containers with aids for cleaning, in particular firearms. : de en
  • DE641859C - Photo cutting machine : de en
  • US2070602A - Selective hydrolysis of mixed organic acid esters of cellulose : en
  • AU38636A - Improvements in or relating to sewing machines : en
  • DE642007C - Safety device for sliding devices and blockages on conveyor shafts : de en
  • GB461297A - Improvements relating to tip-carts and the like : en
  • CH189100A - Floor waxing apparatus. : de en
  • US2071141A - Joht doe : en
  • US2070712A - Cleaning and polishing device : en
  • USD103247S - Design for an automobile license : en
  • CH189306A - Process for the preparation of a disazo dye. : de en
  • DE641459C - Process for the production of liquid hydrocarbons by pressure hydrogenation : de en
  • FR808957A - Hygienic sugar bowl with automatic dosage : en fr
  • FR808842A - Improvements to cinematographic devices : en fr
  • AU100240B2 - Improvement in wave signal receiving system : en
  • CH189323A - Process for the production of a black sulfur dye. : de en
  • US2070600A - Process of coating : en
  • GB461333A - Improvements in cartons or like packages : en
  • FR47221E - Improvements to chests for goods transport : en fr
  • US2071308A - Bleaching chemical pulp : en
  • AU42436A - Hats and process of manufacture thereof : en
  • CH189299A - Captive bolt gun. : de en
  • CH189160A - Rolling bearings for the cylinders of printing machines. : de en
  • CH189206A - Circular saw. : en fr
  • CH189287A - Rear engine car with air cooling device. : de en
  • US2070718A - Dynamo-electric machine frame : en
  • US2070771A - Denture : en
  • GR6304B - CANDLES - WAXES. : el en
  • US2070866A - Telephone system : en
  • DE641832C - Electric tariff apparatus : de en
  • US2071173A - Timer : en
  • SE88520C1 - : sv
  • US2070914A - Implement bar for embroidering machines : en
  • USD103249S - Design for a chair : en
  • USD103270S - Design for a textile fabric : en
  • US2071022A - Trombone : en
  • FR47231E - Adjustable transformer : en fr
  • GB461263A - Improvements in rolls for moulding and separating shapes or blanks from plastic material : en
  • GB461284A - Improvements in brakes : en
  • FR808969A - Rocket engine fire nozzles : en fr
  • GB461602A - Improvements in or relating to vehicle link spring suspension means for curve compensation : en
  • GR6306B - GAME MACHINE. : el en
  • CH189157A - Envelope for letters, papers and documents, which is provided with two adhesive coverings for self-adhesive purposes. : de en
  • CH189136A - Process for the production of a new textile auxiliary. : de en
  • AU267936A - Improvements in catamenial devices : en
  • CH189213A - Cufflink. : de en
  • US2070822A - Belt conveyer : en
  • US2071215A - Artificial respiration apparatus : en
  • CA364176A - Screwthread cutting tool : en fr
  • US2071174A - Multiple hose reel : en
  • USD103277S - Design for a goblet or similar : en
  • CH189265A - Autographic cash register. : en fr
  • DE642047C - Placing machine with an auxiliary roller that presses the ironing material on the roller in front of the entry point between the transport roller and the plaque trough : de en
  • CA364126A - Boiler : en fr
  • CH189231A - Device for cooling drinks, food and other items to be cooled. : de en
  • CA364242A - Internal combustion engine : en fr
  • CH189098A - Device for treating floors. : de en
  • DE641853C - Focusing screen for photographic cameras : de en
  • DE641877C - Gas cleaning device : de en
  • US2070838A - Method of and apparatus for forming containers for packages : en
  • US2070994A - Backfiring release for automatic starting mechanism : en
  • US2070730A - Method of producing teeth on files or the like : en
  • US2071033A - Device to prevent buckling of sheet metal during grinding or polishing : en
  • US2071219A - Container : en
  • US2070665A - Combined hose and sprinkler : en
  • US2071093A - Sheet metal dome for planetarium or the like : en
  • US2071102A - Oil-pilled cable : en
  • US2070859A - Radiant cell gas burner : en
  • ES4970U - A new fan composed of three parts and two axes (Machine-translation by Google Translate, not legally binding) : en es
  • US2070982A - Straight bottom dump bailer : en
  • US2070677A - Transmission network : en
  • US2071017A - Aryl phosphoric acid halides : en
  • US2071056A - Railway traffic controlling apparatus : en
  • GB461394A - Improvements in or relating to carbon sliding pieces for current collectors in electric traction : en
  • GB461504A - Improvements in and relating to electric selective control systems : en
  • FR808802A - Paper filter against arsines and its manufacturing process : en fr
  • GB461554A - Improvements in photographic objectives : en
  • GB461556A - Improvement in tobacco pipes : en
  • GB461692A - Improvements in and relating to cycle frames : en
  • USD103251S - Design for a wind reed musical toy : en
  • GB461476A - Electrical alarm device released by a fusible member : en
  • GR6303B - STEEL WIRE EXTRACTORS FOR THE USE OF BUTCHERS. : el en
  • FR808949A - Improvements in the preparation of pharmaceutical cachets : en fr
  • CH189097A - Shredding machine for solid and semi-solid goods, namely food and beverages of animal or vegetable origin. : de en
  • FR808910A - Method and device for preventing the penetration of foreign bodies liable to cause blockages and oxidation in the open breech box of a firearm : en fr
  • GB461413A - Improvements in and relating to power plants : en
  • US2070931A - Collection envelope : en
  • CA364149A - Indicating instrument : en fr
  • CH189312A - Process for the production of a vat dye. : de en
  • GB461402A - Process for the production of a gas of definite stoichiometric composition by the carbonisation of fuels : en
  • US2071151A - Rail joint shim : en
  • CA364240A - Brake apparatus : en fr
  • GB461372A - Improvements in moulding pulp articles : en
  • GB461488A - Rotating sleeve valve for internal combustion and explosive engines : en
  • US2071251A - Fiber and method of producing it : en
  • US2071068A - Shoe machine : en
  • DE641863C - Emergency outlet screen with fixed screen surfaces to be cleaned by a backward directed flushing flow : de en
  • FR808882A - Washing machine : en fr
  • DE641964C - Gas-filled electric light bulb : de en
  • ES4966U - A puzzle (Machine-translation by Google Translate, not legally binding) : en es
  • CH189205A - Fretsaw. : de en
  • US2071000A - Coin controlled automatic sanitary insert basin : en
  • US2070789A - Gate operating means : en
  • FR47225E - Sterilization method and apparatus : en fr
  • FR808776A - Device for the evacuation of combustion gases from a heating appliance such as a water heater : en fr
  • FR808815A - Automatic shut-off device for talking disc machines : en fr
  • GB461283A - Improvements relating to bumpers for motor vehicles : en
  • DE641931C - Drawing device : de en
  • GB461302A - Improvements in double-acting internal combustion engines : en
  • CA364168A - Plate, sheet and bar treating device : en fr
  • DE641855C - Winding and release device for lens shutters : de en
  • US2071207A - Railroad vehicle : en
  • US2070870A - Purification of pectin solutions : en
  • FR47214E - Improvement in tubular tires and their manufacturing process : en fr
  • US2071047A - Apparatus for forming concrete foundation columns : en
  • US2071286A - Oil gasification process : en
  • US2071179A - Combination base and shoe for toy people : en
  • FR47209E - Method and devices for supplying and regulating fuel injection engines : en fr
  • US2071110A - Film pack structure : en
  • FR808978A - Process for the extraction of opium alkaloids from fresh papaveraceae : en fr
  • FR808998A - Lighting device for signage, advertising and other applications : en fr
  • FR47218E - Method and battery for firing against aircraft : en fr
  • US2070689A - Suction cleaner : en
  • GB461271A - Improvements in or relating to resin-fibre products : en
  • FR808860A - Improvements in hosiery and the like : en fr
  • GB461596A - Improvements in or relating to machines for effecting milling, profiling, or the like operation : en
  • DE1400448U - : de en
  • GB461380A - Improvements in sheep shearing machine hand-pieces : en
  • GB461521A - Improvements in fuel injection pumps for internal combustion engines : en
  • US2071296A - Drier for sheet material : en
  • USD103280S - Design for a textile fabric : en
  • USD103254S - Design for a curler or similar : en
  • US2070763A - Machine for printing money values : en
  • US2071127A - Venereal air syringe : en
  • FR808768A - Improvements to pumps for fuel injection : en fr
  • CA364200A - Method of preparing imprints, designs or patterns : en fr
  • US2070803A - Safe and the like : en
  • US2070805A - Cylinder : en
  • DE641938C - Longitudinal cutter for paper cutting machines or the like with pairs of circular knives displaceable on a common carriage transversely to the running direction of the web : de en
  • DK52694C - Device for Voltage Regulators for Current Converters. : da en
  • CH189197A - Process for cleaning metallic magnesium and magnesium alloys. : de en
  • US2071060A - Multiple signaling system : en
  • US2071279A - Apparatus for testing ignition coils and condensers : en
  • GB461368A - Improvements relating to electric switchgear : en
  • ES4965U - A grinder for pepper, salt, coffee, sugar and the like (Machine-translation by Google Translate, not legally binding) : en es
  • GB461484A - Improvements in and relating to diesel-engines : en
  • CH189149A - Process for the preparation of a soil improver. : de en
  • FR808964A - Mechanical razor with elastic locking system that can be operated by pushing : en fr
  • USD103230S - Design for a label blank : en
  • GB461812A - Improvements in or relating to machines for trimming shoe parts : en