• CA368248A - Overshoe : en fr
  • US2090944A - Type printing telegraph : en
  • AT150437B - Door sign. : de en
  • AU101830B2 - Improvements in spindle mountings : en
  • US2090933A - Device for positioning dental X-ray films : en
  • US2091129A - Electrochemical production of peroxides : en
  • GB471150A - Improved safety lock device for the steering mechanism of motor cycles : en
  • US2090693A - Method of graphitizing carbon bodies : en
  • US2091092A - Dental apparatus : en
  • US2090846A - Soldering flux : en
  • USD105789S - Design for a fishing reel : en
  • AT150417B - Binocular rear sight telescope, in particular for motor vehicle drivers. : de en
  • US2090716A - Remote controlling apparatus : en
  • GB471032A - Method of and means for receiving bodies of tins and feeding them to a soldering or folding mandrel : en
  • US2090711A - Railway traffic controlling apparatus : en
  • US2091015A - Door fastener : en
  • US2091158A - Fan blade and faring structure : en
  • USD105818S - Design for a textile fabric or simi : en
  • FR817077A - Method and device for the selective dry purification of granular or pulverulent materials : en fr
  • GB471074A - Improvements in liquid fuel supply systems particularly for internal combustion engines : en
  • US2091031A - Method of manufacturing phototubes : en
  • US2091002A - Water softening device : en
  • DE649571C - Trailer coupling for motor vehicles : de en
  • US2091235A - 1,3-dihalogen-2-monomethylamino-anthraquinones and process for preparing same : en
  • GB470912A - Improvements in and relating to friction clutches : en
  • CA368211A - Television apparatus : en fr
  • GB470903A - Combined heater and hydraulic valve for gas purification plant : en
  • GB471114A - Improvements in apparatus for gathering and elevating crops : en
  • AU101839B2 - Improvements in or relating to arrangements for facilitating the correct tuning of wireless receiving sets : en
  • AU101824B2 - Improvements relating to machines for dividing or cutting toffee caramel or like material : en
  • AU325436A - Improvements in or relating to electrical oscillation generator arrangements : en
  • DE649532C - Sock holder : de en
  • AT150438B - Scaffold clamp. : de en
  • FR817039A - Gas appliance hoses fall protection device : en fr
  • US2090858A - Paper web tensioning mechanism for printing presses : en
  • FR47902E - Method and device for regulating the exhaust of combustion engines : en fr
  • FR817159A - New inertial gas distribution system in diesel combustion engines and its derivatives : en fr
  • US2090876A - Mute : en
  • USD105752S - Design for a goblet or similar : en
  • GB471137A - Improvements relating to mesh screens for use in television or like transmitting tubes : en
  • DE649537C - Machine for reel-free winding and unwinding of metal strips : de en
  • US2090644A - Calking gun : en
  • US2091237A - Textile sheet and the manufacture thereof : en
  • US2090970A - Double warp knitting machine : en
  • GB470857A - Method and apparatus for uniting associated webs of newspapers and like articles : en
  • GB471327A - Improvements in freight handling systems : en
  • GB470958A - Improvements in sliding clasp fasteners : en
  • FR817173A - Automatically Controlled Stabilizer-Compensator System For Motor Cars : en fr
  • GB470886A - Improvements relating to tiles : en
  • GB470994A - Process for the manufacture of carbohydrate compounds : en
  • US2090647A - Front leaf control means for tilting front drawers : en
  • USD105784S - Design for a textile fabric or simi : en
  • US2090867A - Mop wringer : en
  • USD105808S - Design for a bottle : en
  • US2090893A - Final drive gear for vehicles : en
  • US2091045A - Brake control apparatus : en
  • GB470884A - Improvements relating to dissected picture puzzles : en
  • GB471095A - Drilling machines for gauges : en
  • GB470918A - Shaving cream : en
  • GB471158A - Improvements relating to securing tie wires and the like : en
  • DE649630C - Process for making a self-filtering coffee to be brewed : de en
  • DE649425C - Process for removing cellulose or adhesives from sheet metal waste made of aluminum, tin or their alloys covered with these agents : de en
  • GB470992A - Improvements in and relating to kerb-side gullies : en
  • US2090962A - Key ring and holder therefor : en
  • US2090784A - Molding machine : en
  • AT150407B - Process for degassing and compressing ceramic masses. : de en
  • DE649423C - Wooden, flat or curved plate-shaped structure : de en
  • GB470848A - Improvements in and relating to friction clutches : en
  • GB470973A - Improvements relating to the manufacture of electrical rectifiers of the dry surfacecontact type : en
  • GB471165A - Improvements in ammunition and firearms : en
  • FR817111A - Shooting device against mobile targets : en fr
  • FR817142A - Improvements to electrical sockets : en fr
  • GB470862A - Improvements in or relating to flexible multicore electric cables : en
  • GB471102A - Optical system for colour film cameras : en
  • US2090951A - Relaxation oscillation generator : en
  • US2091075A - Mothproofing compositions : en
  • DE649083C - Housing for calculating machines : de en
  • DE649438C - Method and extruder for degassing kneadable materials such as clay or the like. : de en
  • FR817015A - Stapling machine : en fr
  • GB470795A - Improvements in and relating to the manufacture of milanese knitted fabric : en
  • DE649533C - Waterproof garment : de en
  • FI17723A - Fertilization rate for the production of water dispersion for bitumen : en fi
  • FR817086A - Process for obtaining aqueous emulsions and suspensions of organic substances : en fr
  • GB471008A - Well pump operating mechanism : en
  • GB471060A - Improvements in or relating to apparatus for launching torpedoes : en
  • FR817049A - Swing conveyor for shells or other loaded projectiles, before plugging of the filling orifice : en fr
  • FR817164A - Manufacture of terpineol from terpine hydrate : en fr
  • GB470811A - Improvements in nozzles for vacuum cleaners : en
  • GB471147A - Improvements in knitting machinery : en
  • CA368288A - Ash tray : en fr
  • US2090797A - Method of producing sulphur through reduction of gases containing sulphur dioxide : en
  • CA368233A - Motor control system : en fr
  • DK53485C - Central heating boiler. : da en
  • FR817054A - Improvements to hydraulic shock absorbers : en fr
  • GB471091A - Improvements in gloves : en
  • GB470785A - Improvements in or relating to television and like systems : en
  • GB471120A - Improvements in or relating to the production of friction elements : en
  • GB470838A - Improvements in or relating to hydraulic clutches, in particular for automobile vehicles : en
  • GB470923A - Supporting surface for flying machines : en
  • US2090754A - Electric circuit interrupter : en
  • US2090805A - Bicycle stop signal : en
  • US2091095A - Foot guard for railway track construction : en
  • FR47967E - Tying pliers : en fr
  • GB470890A - Improvements in or relating to silicate cements : en
  • GB471101A - Improvements in and relating to elastic fluid power plants : en
  • DE649462C - Spring-loaded wheel with articulated lever arrangements : de en
  • FI17706A - Mineral lifting device : en fi
  • CA368270A - Electric resistance unit : en fr
  • GB471047A - Improvements in or relating to pumping apparatus : en
  • DE649486C - External drum brake : de en
  • US2090851A - Apparatus for coating pipes : en
  • US2091128A - Manufacture of mining machine cutter bits : en
  • USD105750S - Design for a goblet or similar : en
  • US2091133A - Typewriting-calculating machine, typewriting machine, or the like : en
  • US2091151A - Oil treating means : en
  • US2091242A - Benzanthrone acrylic acids : en
  • US2090700A - Case and other container for cigarettes : en
  • FR817102A - Process for the production of sole leather : en fr
  • GB471001A - Pressure and vacuum forming paper making machine : en
  • US2090697A - Belt conveyer : en
  • FI17724A - Sätt att framställa skivor eller plattor, som kunna spikas : en fi
  • US2091221A - Insect snare : en
  • US2091232A - Coin detector : en
  • GB470802A - Heat meter for flowing liquids or gases : en
  • FR817025A - Recording mechanism for flow measuring devices : en fr
  • DE649366C - Device for turning the doctor blade on and off on rotogravure printing machines : de en
  • DE649488C - Device for wet treatment of cut textile fibers, in particular staple fibers : de en
  • FR47994E - Device for feeding a two-stroke engine by rotary distributor : en fr
  • DE649495C - Process for the production of rubber hoses with reinforcement inserts : de en
  • GB470930A - Improvements in and relating to presses for tennis rackets, badminton and squash racquets and the like : en
  • GB470905A - Improvements in absorption refrigerating apparatus : en
  • DE649470C - Automatic device for regulating hydrostatic weirs : de en
  • DE649489C - Device for laying and re-spinning artificial silk threads : de en
  • DE649534C - Shut-off device for gas pipes : de en
  • US2090984A - Dehydrating apparatus and method : en
  • US2090932A - Cleaning composition : en
  • GB470971A - Improvements in or relating to apparatus for the reproduction of sound in cinemas : en
  • GB470834A - Improvement in the manufacture of boats of the canoe type and the like : en
  • GB471094A - Improvements in and relating to intake mufflers for refrigerator compressors : en
  • GB470892A - Improvements in and relating to electric tumbler switches : en
  • FR47934E - Automatic cameras : en fr
  • USD105775S - Design for rhinestone studded : en
  • US2090818A - Motor and speed pulley mount for a lathe : en
  • US2091156A - Lift structure : en
  • AU276636A - Leg frame for fractures : en
  • US2090714A - Bottle opener : en
  • US2091182A - Apparatus for degreasing metal and like nonabsorbent articles by means of volatile solvents : en
  • USD105746S - Design for a goblet or similar : en
  • USD105797S - Design for a glass bottle : en
  • FR47972E - Shelters for protection against aerial or other bombardment : en fr
  • GB471164A - Improvements relating to wire-tying machines : en
  • GB471167A - Device for the tight-sealing of the crank shaft, in particular for small refrigerating machines : en
  • GB470934A - Improvements in or relating to internal combustion engine valves : en
  • US2090889A - Internal combustion engine : en
  • US2091150A - Bung puller : en
  • GB470788A - Improved method of casting deoxidised copper : en
  • US2090637A - Hydraulic sewage disintegrator : en
  • US2090991A - Radio frequency coil with subdivided iron core : en
  • US2091122A - Article of wearing apparel : en
  • US2090651A - Process of preparing nu-monomethylpara-aminophenol and its sulphate : en
  • US2091166A - Fluid discharge apparatus : en
  • US2091214A - Multistrand spiral fabric : en
  • US2090891A - Trailer coupler : en
  • AT150405B - Device for mounting an analyzer for photographic purposes. : de en
  • CA368304A - Beverage dispensing apparatus : en fr
  • GB471063A - Improvements in delivery or extrusion nozzles for collapsible tubes and other containers : en
  • FR47933E - Gear shift system : en fr
  • DE649349C - Device for destroying wheel tires of vehicles, in particular combat vehicles, rolling on the roadway : de en
  • DE649517C - Device for pressing pipes, strakes, tapes and the like Like. And to cover with a cover metal : de en
  • CA368285A - Electric adaptor : en fr
  • DE649445C - Device for controlling the working cylinders provided to prevent the axle relief of bogie traction vehicles : de en
  • US2090815A - Sealed vehicle body : en
  • US2090825A - Photographic printing : en
  • FR47965E - Method for determining the position of a station using a rotating wireless beacon : en fr
  • FR817117A - Improvements in the molding of asbestos and cement articles : en fr
  • AT150424B - Single-frequency transmitter system. : de en
  • DE649416C - Lifting rotary switch : de en
  • FR47962E - Cleaning process : en fr
  • FR817013A - Process for processing meat : en fr
  • FI17711A - Låsanordning vid vevstakar till skördemaskiner : en fi
  • FR817178A - Universal joint : en fr
  • CA368311A - Undercutter : en fr
  • AT150455B - Synchronous switch. : de en
  • US2091047A - Electrode assembly : en
  • USD105825S - Design for an audiphone receiver : en
  • AU101817B2 - Improvements in or relating to 'automatic ticketing' machines for use in telephone or like exchange systems : en
  • CA368225A - Sheet gauging device : en fr
  • FR47908E - Improvements to reproducing machines : en fr
  • GB471014A - Improvements in or relating to labelling devices : en
  • US2091112A - Process of making tetra-alkyl lead : en
  • USD105798S - Design fob a dress : en
  • DE649456C - Buechsentraeger for closing cans : de en
  • DE649592C - Device for reducing the sensitivity of controllers : de en
  • GB470755A - Improvements in lighting accessories for photographic purposes and the like : en
  • US2090791A - Automobile transmission : en
  • GB470784A - Improvements in knitting machinery : en
  • CA368252A - Cooler : en fr
  • CA368226A - Excavating machine : en fr
  • DE649551C - Electric push button switch : de en
  • AU497336A - An improved apparatus for manufacturing sponge rubber strip andthe like : en
  • US2090930A - Small arms target scoring gauge and target : en
  • GB471006A - Improvements in pre-payment mechanism for gas meters : en
  • FR47957E - Soft feather for floating line fishing : en fr
  • FR47919E - Food product : en fr
  • US2090978A - Saw set : en
  • US2091238A - Method of manufacturing glass bottles : en
  • FR817059A - Improvement in optical systems for light signals : en fr
  • US2091058A - Ball valve : en
  • USD105748S - Design for a goblet or similar : en
  • US2091226A - Revolving seat base for passenger cars : en
  • DK53500C - Method and apparatus for reinforcing concrete pipes or similar material. : da en
  • US2090667A - Process of and apparatus for extracting sulphur from ore : en
  • FR817097A - : fr
  • US2090955A - Lint collecting apparatus : en
  • FR47995E - Device for launching bombs from aircraft : en fr
  • GB470896A - Metallic receptacle for liquids and more particularly for beers and closure therefor : en
  • GB471028A - Improvements in display boxes for toys : en
  • GB471108A - Improvements in or relating to a copying metal cutting machine : en
  • GB470865A - Improvements in anvils for riveting machines : en
  • DE649526C - Device for dimensionally accurate insertion of the cores when making horizontal sand molds for long hollow bodies : de en
  • US2090936A - Process for concentrating impure weak sulphuric acid : en
  • US2090689A - Wrapping machine : en
  • US2090980A - Cultivator attachment for tractors : en
  • GR6758B - ARTIFICIAL UTENSILS. : el en
  • DE649426C - Device for setting and fixing the teat cups of milking machines that can be hung under the belly of a milking animal : de en
  • AU101809B2 - Tool holders : en
  • US2090997A - Conductor pipe refuse eliminator : en
  • FR817089A - Improvement in casting processes in foundry molds : en fr
  • FR817122A - Plowman, planter, recloser : en fr
  • AT150446B - Device for increasing the pressure of combustion gases by lowering their temperature and flow rate. : de en
  • FR817119A - Process for the treatment of skimmed milk, new industrial products obtained, and their application to bread-making : en fr
  • US2091082A - Apparatus for repairing containers for high temperature material : en
  • DE649478C - Automatically adjustable guide cage for high drilling rods : de en
  • GB470977A - Temperature control of reaction vessels : en
  • DE649395C - Gaiter boots : de en
  • US2090657A - Automatic firearm : en
  • US2090678A - Needle threader : en
  • US2090925A - Apparatus for opening and cleaning flax straw and such like fibrous materials : en
  • US2090994A - Gas purifying apparatus : en
  • USD105827S - Design for a textile fabric or simi : en
  • US2091191A - Puzzle : en
  • FR817045A - Improvements in electric spot welding : en fr
  • GB471031A - Improvements in inking device for duplicating apparatus : en
  • FR817061A - Damper : en fr
  • US2090960A - Caster : en
  • US2091026A - Slip : en
  • US2091161A - Combustion switch : en
  • FR817127A - Flexible filter block : en fr
  • US2090770A - Shoe bottom unit : en
  • DE649354C - Protection device against overloads for inverters : de en
  • DK53504C - The water closets with stop valve. : da en
  • DE649610C - Device for cooling with solid carbonic acid : de en
  • DE649439C - Process for the ventilation of air protection and other closed spaces by means of outside air sucked in and cleaned by earth filters : de en
  • DE649574C - Suspension of independent wheels, especially in motor vehicles : de en
  • FR817001A - Double-chain knitting loom : en fr
  • FR817186A - Ventilation valve or aeration device : en fr
  • US2090630A - Casein solution : en
  • US2090916A - Centralized traffic controlling system for railroads : en
  • DE649607C - Process for the preparation of compounds from selenium and carbon : de en
  • GB470799A - Improvements in or relating to egg cups : en
  • DE649350C - Rubbish bin : de en
  • GB470981A - Improved means for feeding sheet material to cutting apparatus : en
  • US2091014A - Chiropractic adjusting table : en
  • US2090622A - Stoker : en
  • US2090900A - Typewriting machine : en
  • US2091165A - Machine for treating bast fibers : en
  • US2091225A - Rod hanger : en
  • USD105783S - Design fob a plate or the like : en
  • CA368254A - Vehicle shock absorber : en fr
  • FR817150A - Lightweight welded cylinders for compressed gases : en fr
  • GB471039A - Improvements in and relating to fastening devices for bags, cases and the like : en
  • US2090981A - Manufacture of electric rare gas filled lamps : en
  • USD105824S - Design for a statuette : en
  • US2091037A - Diesel engine : en
  • US2091177A - Combined displaying and dispensing device for linear articles : en
  • DE649436C - Reversing gear with servo motor for ships : de en
  • GB470988A - Improvements in and relating to the manufacture of wires and bands : en
  • GB471246A - Improvements in copying metal cutting machines : en
  • AU101837B2 - Cathode ray amplifying tube : en
  • FI17699A - Electric heating lamps : en fi
  • DE648759C - Ejector device for cuts : de en
  • GB470787A - Colouring of leather : en
  • US2090899A - Manufacture of articles from malleable cast iron : en
  • USD105729S - Design for a flush valve ob similar : en
  • US2090828A - Process for purifying sulphur dioxide bearing gases : en
  • US2091115A - Substation telephone circuit : en
  • USD105756S - Design fob a goblet ob similar : en
  • GB470975A - Improvements in and relating to gas burners for use in the hardening of metal surfaces : en
  • DE649454C - Method and device for producing tube-like plastic structures : de en
  • FI17709A - Sätt att förfärdiga osprickbara ytor, såsom tak, golv, väggar, trottoarer, vägar m.m. : en fi
  • FR817195A - Improvements to breakers for piers or props used in mines : en fr
  • US2090652A - Process for the purification of nmonomethyl-p-aminophenol and its sulphate : en
  • GB470867A - Improvements in or relating to the manufacture of plastic artificial materials : en
  • GB470951A - Improvements in method of making leatherboard product : en
  • FI17694A - Coloring gloves : en fi
  • DE649418C - Device for preventing the burn-up slag that occurs during electric arc welding from burning onto the welding head : de en
  • FR47940E - : fr
  • FR817005A - Cutting tool for stamping machines : en fr
  • FR817024A - Combined dispensing device for dispensing fluid at will by predetermination or by dial : en fr
  • FR817180A - Method and apparatus for producing image streams in electro-optical image transmission systems : en fr
  • GB471099A - Improvements in and relating to the manufacture of electric lamps : en
  • US2091025A - Electric speedometer : en
  • US2091051A - Balanced valve : en
  • DE649420C - Loop embroidery device : de en
  • DE649484C - Typewriter with a carriage frame detachably connected to the machine frame : de en
  • DE649596C - Process for the production of a phonetic transcription carrier : de en
  • GB470833A - Grip for hand-firearms : en
  • FR47952E - Current transformer with reinforced windings against short circuits : en fr
  • GB470901A - Improvements in spoons : en
  • US2091079A - Refrigerator cabinet and method of assembly : en
  • US2091105A - Textile assistants and process for preparing the same : en
  • US2091144A - Method for producing animated pictures : en
  • USD105823S - Design for a resort building : en
  • DE649584C - Loading arm for car : de en
  • GB470964A - A rotary tyre pump for motor vehicles : en
  • US2090896A - Closure valve to be mounted in pipes for high pressure gases or air : en
  • USD105807S - Design for a tinsel ornament for : en
  • CA368253A - Motor vehicle : en fr
  • FR817046A - Further training in semi-automatic adjustment and control devices for machines incorporating a gear change and machines fitted with this device : en fr
  • GB470935A - Improvements in or relating to pin or peg joints : en
  • USD105785S - Design for a handle bar : en
  • FR817047A - Anti-skid system for automotive wheels and other applications : en fr
  • FR817033A - Lead arsenate manufacturing process : en fr
  • GB471037A - Multiple lead pencil : en
  • FR47941E - Ejector sprayer, especially for liquid hydrocarbons : en fr
  • GB471048A - Improvements in the manufacture and production of nitrogenous condensation products of high molecular weight : en
  • GB471106A - Improvements in or relating to rubbing electric contact devices : en
  • GB470897A - Improvements in and relating to dielectric materials : en
  • GB471130A - Manufacture of new aliphatic and cycloaliphatic halides : en
  • GB471061A - Improvements in and relating to crimped or waved yarns and fabrics containing such yarns : en
  • GB471247A - Improvements in and relating to hair dressing and treating materials : en
  • AU101834B2 - Delayed automatic volume control systems for use in radio receivers : en
  • DE649324C - Process for the production of furfural : de en
  • DE649511C - Airship : de en
  • FR817125A - Anti-theft security for automobiles : en fr
  • DE649558C - Apparatus for the manufacture of molded sealing bodies : de en
  • DE649417C - AC or three-phase motor with mechanical brake : de en
  • US2091003A - Heat exchange apparatus : en
  • USD105795S - Design fob a lamp shade or similar : en
  • FR47911E - Advanced conjugate wheel suspension system : en fr
  • GR6748B - METHOD OF CONSTRUCTION OF HOLLOW METAL BODIES IN THE SHAPE OF KYATHISK WITH THIN WALLS. : el en
  • AT150487B - Lighting fixtures. : de en
  • CA368193A - Resinous material processing : en fr
  • US2090824A - Marking die : en
  • CA368255A - Anti-detonating fuel : en fr
  • CA368239A - Bearing : en fr
  • US2091210A - Change speed mechanism : en
  • DE649450C - Irrigator : de en
  • DE649562C - Flap valve : de en
  • US2090921A - Control of the flow ratio of a liquid and a gas : en
  • US2090967A - Blank feeding mechanism for extruding machines : en
  • DE649598C - Device for pest control for vacuum cleaners, hair dryers and similar compressed air generators : de en
  • DK53487C - Drawing machine. : da en
  • US2090705A - Valve mechanism for hydraulic motors : en
  • DE649424C - Securing ceilings against fire and gas floors : de en
  • FR47998E - Skin tanning process : en fr
  • FR817012A - Improvements in the treatment of materials in the slurry state before the calcination or concretion of these materials : en fr
  • US2090864A - Brassiere : en
  • USD105811S - Design fob a combined appointment : en
  • GB470920A - Improvements in or relating to television receivers : en
  • DE649469C - Needle weir : de en
  • AU324436A - Improvements in or relating to shotgun cartridges : en
  • CA368194A - Automobile transmission system : en fr
  • DE649570C - Device for lifting and removing vehicle wheels : de en
  • DK53472C - Ring brush. : da en
  • CA368242A - Wheel : en fr
  • DK53483C - Underlay of resilient poles for mattresses and cushions. : da en
  • AT150478B - Method and device for the preservation of foodstuffs and luxury items. : de en
  • AT150463B - Process for generating steam and facilities for its implementation. : de en
  • AT150470B - Pack, especially for luxury foods or the like. : de en
  • AT150473B - Projection tube. : de en
  • GB471090A - Improvements in speed indicators and recorders : en
  • CA368305A - Glove coating method : en fr
  • FR817087A - Process for regenerating waste from artificial and synthetic products replacing leather : en fr
  • CA368260A - Roll chuck assembly : en fr
  • US2090745A - Chemical compound : en
  • US2090731A - Casting and harpooning gun : en
  • AT150475B - Stick battery lamp, which can be attached to the head with a rubber band. : de en
  • CA368212A - Boiler water treatment : en fr
  • AU272636A - Improvements in or relating to electron discharge device circuit arrangements : en
  • CA368282A - Floor machine : en fr
  • US2091184A - Flexible abrasives and method of making : en
  • CA368291A - Driving mechanism : en fr
  • CA368209A - Acetylene polymer preparation : en fr
  • GB470826A - Improvements in or relating to upholstered furniture : en
  • AT150444B - Sleeve for pickers on looms. : de en
  • CA368201A - Coupling means : en fr
  • DE649494C - Process for producing exchangeable covers of rubber rollers for wringing machines o. : de en
  • US2090794A - Reinforced rubber article : en
  • CA368312A - Ski-harness : en fr
  • GB471172A - Improvements in or relating to a process of and apparatus for making soap : en
  • USD105794S - Design fob a lace : en
  • US2091018A - Undergarment for women : en
  • GB470796A - Improvements in air directors for furnaces : en
  • IE14989L - Floating bridges. : en
  • AU101841B2 - Therapeutic apparatus and method for stimulating the growth of hair onthe scalp : en
  • US2090738A - Process of purifying oil and vitamin fractions thereof : en
  • US2091063A - Chair : en
  • DE649499C - Device for the automatic display of the respective contents of grain silos and similar containers : de en
  • AU332536A - An improved apparatus forthe treatment of ores by amalgamation : en
  • AT150409B - Amplifier. : de en
  • CA368300A - Propeller : en fr
  • FR817131A - Support devices for piezoelectric crystals : en fr
  • DE649459C - Automatic adjustment device for the brakes of trucks : de en
  • US2091181A - Bobbin support : en
  • USD105804S - Design for an ensemble dress : en
  • CA368257A - Combination meter and time switch : en fr
  • US2090756A - Alkyl and alkylamine esters of paminothiobenzoic acid and related compounds : en
  • US2090782A - Air conditioning system : en
  • US2090974A - Wooden heel : en
  • FR817065A - Improvements to mobiles (aerial or submarine) with lift systems movable with respect to them or with systems both lift and propellants movable with respect to them : en fr
  • US2090761A - Plug and jack : en
  • US2091029A - Adjustable propeller : en
  • US2090638A - Automobile fuel tank lock : en
  • US2090968A - Safety razor : en
  • US2090680A - Wringer : en
  • USD105765S - Design for a mat : en
  • DE649525C - Process for the extraction of sulphate and sulfur from gases : de en
  • FR817067A - Method and device for treating yarn cakes : en fr
  • DK53478C - Telephone system with Selector operation. : da en
  • GB470927A - Improvements in and relating to alternating current generator arrangements for arc welding purposes : en
  • FI17685A - Compatibility rules and arrangements between members : en fi
  • FR47945E - Process for spinning viscose : en fr
  • DK53503C - Method of Making Wire Bindings. : da en
  • US2090816A - Necktie : en
  • US2091088A - Adjustable seat mechanism : en
  • US2091131A - Massaging device : en
  • DE649422C - Storm protection for rail vehicles, such as loading bridges or the like. : de en
  • FR47901E - Advanced altimeter : en fr
  • CA368210A - Acetylene polymer preparation : en fr
  • US2090682A - Textile machinery : en
  • FR47987E - Enhancements to high frequency modulated transmitters : en fr
  • AU286736A - Centrifugal governor : en
  • DE649540C - Rolling device for the production of hollow bodies, in particular rolling bearing rings : de en
  • GB470956A - Improved tubes and like articles of synthetic resin : en
  • DK53479C - Device for Protection against Diversion during Electrical Installation. : da en
  • GB470999A - Liners for the cylinders of internal-combustion engines : en
  • USD105757S - Design for a goblet or similar : en
  • FR47917E - Oscillation stabilizer-damper : en fr
  • FR817181A - Assembly for modulation, in particular of high frequency currents : en fr
  • IE14390L - Lubricated valves : en
  • FR817003A - Screening device or conveyor : en fr
  • US2090673A - Auxiliary fuel-atomizer for internal combustion engines : en
  • US2090704A - Emulsoid inks : en
  • US2091042A - Effervescent liquid dispensing device : en
  • FR817090A - Waterproof fabrics for dressings : en fr
  • AU458836A - A collapsible flower box in which to grow plants : en
  • FR47997E - Skin tanning process : en fr
  • FI17708A - Central heating boiler : en fi
  • GB470806A - Improvements in and relating to free-piston engines : en
  • DK53484C - Book support with resilient member for clamping the book support between two shelves. : da en
  • GB471161A - Improvements in and relating to boxes, cases or like containers : en
  • CA368293A - Hair waving device : en fr
  • DE649623C - Device for intermittently measuring the thickness of bands : de en
  • DE649475C - Process for producing high quality cast iron : de en
  • DE649622C - Carbide-containing nickel-chromium alloy : de en
  • GB470894A - Improvements in and relating to catalysts for de-odorising exhaust gases and for removing the poisonous constituents thereof : en
  • US2091098A - Bathtub hanger fixture : en
  • IE14537L - Building blocks : en
  • US2091041A - Bread toaster : en
  • USD105744S - Design for a goblet or similar : en
  • DE649580C - Interchangeable pencil with lead carriers that can be moved through a slide each sliding in guide slots in the jacket sleeve : de en
  • DE649373C - Method and device for feeding yarn to knitting or knitting machines or the like. : de en
  • FR47927E - Improvements to installations used for checking electrical insulation : en fr
  • US2090821A - Attaching clip for metal moldings : en
  • FR817017A - Electromagnetic resonator : en fr
  • US2091048A - Sorting machine : en
  • USD105771S - Design for a rug : en
  • DE649432C - Device on gas protective masks for feeding liquid food : de en
  • CA368310A - Collapsible box : en fr
  • USD105761S - Design for a goblet or similar : en
  • US2090687A - Belt dressing and method of preparing same : en
  • DE649464C - Buckle strap for rowing in the direction of the face : de en
  • FR817064A - Improvements to road cranes or excavators : en fr
  • US2090931A - Automatic stop drain valve : en
  • US2091032A - Venetian blind operating fixture : en
  • USD105787S - Design for a lace : en
  • FR47985E - Bicycle chain derailleur, for gear shifting by stepped gears : en fr
  • FR817141A - Device for drawing liquids, in particular for bottling them : en fr
  • CA368230A - Hair curler : en fr
  • US2090785A - Loom for weaving gauzes : en
  • US2090905A - Polymerization of olefins : en
  • US2090646A - Closure : en
  • GB471016A - Improvements in or relating to photographic exposure meters combined with polarisation filters : en
  • GB470844A - Improvements in or relating to foundry moulding and the like : en
  • GB470922A - Improvements in or relating to television and like systems : en
  • GB470957A - Improvements in or relating to air regulating valves for carburetors : en
  • US2090999A - Detachable heel : en
  • US2091024A - Apparatus for denoting grades of oil for gas engine cylinders : en
  • FR47964E - Improvement in packaging : en fr
  • DE649444C - Device for joining the cut edges of newspaper sheets by means of a corrugated connection : de en
  • FR47954E - Process for removing weak gaseous acids from gases containing them : en fr
  • FR47931E - Soap improved in terms of its action and its field of use : en fr
  • FR817019A - Luggage rack for cycle : en fr
  • FR47944E - Tow hook for trailer : en fr
  • GB470829A - Improvements in or relating to machines for applying closures to or removing them from bottles and other containers : en
  • FR817115A - Magnetic force motor : en fr
  • US2090870A - Vehicle wheel : en
  • US2091065A - Extension door for garages and other buildings : en
  • FR817169A - Multi-adjustable slope indicator : en fr
  • US2090803A - Dynamic balancing apparatus : en
  • DE649398C - From a sitting position somersaulting mechanical game figure : de en
  • US2090919A - Tax stamp printing device : en
  • US2090868A - Process of manufacturing cement : en
  • US2090957A - Recording and reproducing means : en
  • US2091134A - Amplifier : en
  • USD105799S - Design for a perfume bottle : en
  • FR47920E - Advanced device for the transmission of orders or indications : en fr
  • FR817044A - Improvements to high pressure compressed air valves with purge : en fr
  • GB470830A - Pleatable draw-tape for suspending curtains and the like : en
  • FR817196A - Improvements to pipe connections : en fr
  • FI17688A - Förfaringssätt och anordning för rensning eller sortering av Torv : en fi
  • USD105766S - Design for a clock : en
  • CA368251A - Accounting machine : en fr
  • GB471152A - Improvements in or relating to variable speed friction transmission gearing : en
  • AT150422B - Device for measuring and monitoring cardiac activity. : de en
  • DE649441C - Loading machine : de en
  • FR817134A - On-time device refinements for traffic control systems : en fr
  • GB470924A - Improvements in or relating to reproducing punches for statistical record cards : en
  • USRE20488E - Shower head : en
  • US2090774A - Cotton conditioner : en
  • US2090898A - Can opener : en
  • US2091125A - Apparatus for making extruded products : en
  • USD105773S - Design for a signal lamp for auto : en
  • USD105810S - Design for a smoking stand : en
  • US2091205A - Electrical circuit with alarm control device for alarm clocks : en
  • FR817088A - Process for manufacturing a dry fuel in the form of tablets of reduced dimensions : en fr
  • GB470925A - Improvements in or relating to the manufacture of pharmaceutical solutions : en
  • FR817194A - Decorative lighting device : en fr
  • US2090809A - Production of cellulose acetate : en
  • US2090917A - Centralized traffic controlling system for railroads : en
  • FR817078A - Fret box structure : en fr
  • GB470933A - Improvements in rotary internal-combustion engines : en
  • US2090690A - Kitchen kit : en
  • USD105747S - Design for a goblet or similar : en
  • US2090993A - Apparatus for treating articles : en
  • DK53493C - Bumper for Motor Vehicles. : da en
  • FR817014A - Manufacturing process of alkali metal alcoholates : en fr
  • FR47938E - Rubber plasticization process : en fr
  • DE649640C - Standing baler for fibrous goods, especially wool, silk : de en
  • DE649476C - Incandescent cathode tubes, especially X-ray tubes, for high voltages with earthed protective cover : de en
  • GB471086A - Improvements relating to hydraulic transmission gear : en
  • US2090958A - X-ray apparatus cable construction : en
  • USRE20486E - Arrangement for the automatic reg : en
  • FR817118A - Rotary compressor : en fr
  • US2090880A - Fuel control : en
  • USD105782S - Design fob a dress : en
  • US2090748A - Electrical system of lift control : en
  • US2090853A - Radiant energy resonant vibratory system : en
  • USD105792S - Design for a textile fabric : en
  • DE649492C - Mold for the production of steel mill blocks, in particular centrifugally cast steel blocks : de en
  • DK53495C - Bicycle lock. : da en
  • CA368290A - Furniture bracket for canvas : en fr
  • US2090665A - Dispensing apparatus and cabinet : en
  • AU101840B2 - Improvements in or relating togas-heated appliances : en
  • CA368269A - Electric heater unit : en fr
  • DE649290C - Electric timer with manual activation : de en
  • US2091227A - Steering stabilizer : en
  • CA368216A - Leather sole tempering method : en fr
  • US2090750A - Pitman connection : en
  • US2091000A - Internal milling machine : en
  • US2091206A - Thrust bearing : en
  • US2091222A - Oil tester : en
  • US2091049A - Carb punch : en
  • CA368247A - Perforated roll covering process : en fr
  • US2090822A - Drill collar : en
  • US2090861A - Method of making a hypodermic syringe : en
  • CA368218A - Formaldehyde sulphoxylate : en fr
  • AU101816B2 - Improvements in or relating to ' automatic ticketing ' devices for use in telephone or like exchange systems : en
  • DE649480C - Reinforcement arranged loosely or detachably at the ends of the pit lining parts : de en
  • AT150485B - Censer. : de en
  • CA368299A - Building structure : en fr
  • AT150427B - Magnetron circuit. : de en
  • USD105776S - Design for a textile fabric : en
  • AU230836A - Improvements in automatic gain controls for radio receivers : en
  • SE90069C1 - Portable portioning device for concentrated feed : en sv
  • US2090619A - Traffic control system : en
  • US2090963A - Egg separating apparatus : en
  • US2091123A - Spray residue removal : en
  • AU101828B2 - Improvements in wire tightening and twisting machines : en
  • CA368213A - Telephone system : en fr
  • DE649473C - Process for printing thin cellulose hydrate films in sheet form on letterpress presses : de en
  • FI17684A - Anordning förening av delarna i perkussionsborrar med varandra : en fi
  • FR817146A - Device for recharging electric traction accumulators : en fr
  • FR817191A - Slaving device of a regulator ensuring the constancy of the adjustment after a determined time : en fr
  • USD105739S - Design for a goblet ob similar : en
  • US2091016A - Coking oven : en
  • US2091103A - Link : en
  • CA368204A - Incandescent lamp manufacturing machine : en fr
  • GB471068A - Improvements in or relating to pipe joints and packing rings therefor : en
  • FR817071A - Burner for bakery ovens and other applications : en fr
  • GR6761B - PROVISION TO MASSAGE THE MUSCLES OF THE FOOT. : el en
  • DE649535C - Steam burner : de en
  • FR47981E - Improvements to hemming devices : en fr
  • DE649500C - Self-igniting air-compressing four-stroke internal combustion engine equipped with a flat piston : de en
  • CA368258A - Glass tempering apparatus : en fr
  • US2090757A - Clutch mechanism : en
  • US2091113A - Glider : en
  • US2091069A - Deck loader and unloader : en
  • US2091099A - Spring press stud fastener : en
  • AT150493B - Facility for sending and receiving DC signals. : de en
  • US2090823A - Fuel system : en
  • CA368195A - Motor vehicle clutch operator : en fr
  • AT150479B - Process for foam prevention or foam elimination in paper manufacture. : de en
  • US2090890A - Textile printing : en
  • GB471023A - Improvements in or relating to collapsible beds or the like : en
  • DE649321C - Process for the preparation of metal compounds that are poorly soluble in water in a water-soluble preparation : de en
  • DE649568C - Speed controller for engines with auxiliary pressure oil motor : de en
  • USD105780S - Design for a coat : en
  • GB470812A - Improvements in and relating to induction voltage regulators : en
  • CA368292A - Bottle cap : en fr
  • AU532336A - Improvements relating to machines for dividing or cutting toffee caramel or like material : en
  • GB471000A - Improvements relating to vehicle bodies : en
  • GB470831A - Improvements in or relating to fabric ironing appliances : en
  • GR6754B - BOMB. : el en
  • GB471072A - A method of and apparatus for cooling parts of explosion turbines : en
  • DE649514C - Nail catcher for cars : de en
  • GB471093A - Improvements in and relating to navigational measuring instruments for vehicles, especially for aircraft : en
  • US2090843A - Pressure equalizing valve : en
  • FR817007A - Improvements to drawing benches : en fr
  • FR817079A - Device for connecting coupled vehicles and method of connecting this device to the corresponding vehicles : en fr
  • GB470863A - Improvements in and relating to the automatic regulation of exposure in photographicapparatus : en
  • AU101808B2 - Leg frame for fractures : en
  • DE649405C - Switching device for vital motors whose shutdown should be prevented in the event of voltage fluctuations : de en
  • FR817062A - Improved tool control mechanism for barrel scribing machines and similar machines and machines fitted with this mechanism : en fr
  • FR817148A - Improvements to anti-roll devices for ships : en fr
  • GB470990A - Improvements in or relating to methods and apparatus for ventilating buildings : en
  • FI17714A - Lid or closing device for a packing box and the like : en fi
  • FR817050A - Device for fixing capacitors to the frames of radio-electric devices : en fr
  • AT150490B - Fully automatic refrigerator. : de en
  • US2090956A - Multistage adjustable rod-packing : en
  • AT150443B - Play device. : de en
  • DE649590C - Device for the electrical control of a turbine system : de en
  • DE643286C - Production of fluorosodium salts and fluorosodium double salts : de en
  • GB470916A - Moulding and vulcanising and apparatus therefor, applicable particularly to pneumatic tyre manufacture : en
  • US2090908A - Air deflecting device : en
  • US2091052A - Undergarment : en
  • US2090780A - Box : en
  • US2090953A - Production of trialkylamines : en
  • AT150456B - Device for generating short flashes of light of a certain frequency, in particular for stroboscopic purposes. : de en
  • US2091059A - Instrument panel : en
  • DK53498C - Bicycle lock. : da en
  • DE649485C - Device for attaching the ribbon of writing and similar machines to the ribbon reels : de en
  • AT150415B - Circuit arrangement for teleprinter systems. : de en
  • FR47969E - Stone mounting system for jewelry, jewelry or other applications : en fr
  • FR47975E - Turnout control : en fr
  • DE649451C - Indwelling catheter holder : de en
  • US2090873A - Device for heating water or making steam by friction : en
  • FR817084A - Presentation table for small tubes, especially lighter stones : en fr
  • GB471034A - Improvements in jet devices of the injector or ejector type : en
  • GB471071A - Improvements in and relating to golf bags : en
  • US2090726A - Loom apparatus : en
  • DE649442C - Newspaper holder made up of two tubes fitted one inside the other and each provided with a longitudinal slot : de en
  • FR817037A - Improvements to stale air purifiers : en fr
  • DE649455C - Garden tool for loosening the soil and moistening : de en
  • GB470931A - Improvements in means for securing tools to punching and like presses : en
  • DE646789C - Humidifier for radiators : de en
  • AT150460B - Hose-like bead protectors for sinks, sinks, etc. like : de en
  • AU329736A - Improvements in or relating to television and like cathode ray transmitter tubes : en
  • FI17691A - This is the case : en fi
  • FR817188A - Advanced spreader hook : en fr
  • DE649369C - Electromagnetic trigger for automatic switch that responds immediately in the event of a short circuit and with a delay in the event of overcurrent : de en
  • FR817066A - Process for extracting glycerin from liquid distilleries residues : en fr
  • FI17710A - The method of manufacture of the electric wire pole and the electric wire pole made according to it : en fi
  • FR47949E - New alloys for friction parts : en fr
  • FR817009A - Process for using gases escaping in factories producing carbon disulphide : en fr
  • US2091229A - Mechanism for crimping wire mesh fabric : en
  • US2091143A - Dyeing by means of sulphuric esters of indanthrones : en
  • CA368259A - Regenerator checker brickwork : en fr
  • GB470908A - Improvements in or relating to siphon-discharge flushing cisterns : en
  • FR817085A - Reversible sofa bed and box spring : en fr
  • US2090642A - Method of making nonreactive lithopone : en
  • US2090934A - Clutch device : en
  • DE649397C - Arrow thrown off with a whip-like device : de en
  • GB470942A - Improvements in or relating to apparatus for heating running water : en
  • GB471104A - Automatic apparatus for the cutting of continuously moving tubes or bars : en
  • GB470998A - Improvements in lever fittings or slides for braces for personal wear : en
  • AT150488B - Oil firing apparatus with nozzle burner, in particular for small firings. : de en
  • AU330836A - Railway signal control systems : en
  • CA368227A - Cigarette weigher : en fr
  • GB470936A - Improvements in fastenings for oven doors of cooking apparatus : en
  • US2090849A - Duplicating machine : en
  • FR817010A - Process for the purification of sodium sulphate obtained as a by-product in the manufacture of dichromates : en fr
  • FR817105A - Switch with parallel contact : en fr
  • FR47930E - : fr
  • US2090613A - Game of skill : en
  • US2090996A - Retardation controlled brake : en
  • DE649375C - Air treatment system : de en
  • DE649407C - Procedure for operating rotary tube furnaces : de en
  • US2090740A - Burner : en
  • CA368307A - Electrolytic device : en fr
  • US2090885A - Dental drilling instrument : en
  • AU101829B2 - A collapsible flower box in which to grow plants : en
  • DE649501C - Fluid coupling : de en
  • US2090895A - Aluminium alloy : en
  • US2091009A - Coupling device : en
  • US2091090A - Transportation method and means : en
  • US2090684A - Foot impression device : en
  • US2091193A - Roller drill : en
  • US2091148A - Safety electrical switch : en
  • US2091224A - Furnace construction : en
  • USD105768S - Design for a combined cosmetic con : en
  • AU101814B2 - Railway signal control systems : en
  • AU326036A - Improvements in or relating to mechanical toys : en
  • US2090894A - Aluminium alloy : en
  • USD105800S - Design for a toy figure : en
  • AU544936A - Process forthe production of pure alcohol : en
  • CA368215A - Variable resistance : en fr
  • US2090732A - Road grader : en
  • US2091050A - Tool : en
  • CA368205A - Voltage regulator control system : en fr
  • US2090661A - Starting and stopping mechanism : en
  • US2091174A - Signal device and system : en
  • AT150495B - Layer brush in which the individual layers are isolated from each other. : de en
  • US2091180A - Process for treating paper products : en
  • USD105778S - Design for an electric waffle iron : en
  • CA368219A - Telephone system : en fr
  • US2091153A - Long draft apparatus and process for drawing textile rovings : en
  • US2090615A - Copy holder : en
  • US2090813A - Apparatus for the separation of mixtures of liquids of different specific gravity : en
  • US2090743A - Plug valve : en
  • DE649636C - Device for lifting the transparent pressure plate used in light tracing machines to press the negative against the photosensitive paper tape while the paper tape is being indexed : de en
  • DE649613C - Switching device : de en
  • AT150423B - Electric discharge tube with a plurality of grids and circuit arrangement with such a tube. : de en
  • AT150439B - Double window or double door made of steel or the like. : de en
  • US2090676A - Motor for deep well pumps : en
  • US2090695A - Liquid level control device : en
  • US2090746A - Automatic record changer for phonographs : en
  • US2090793A - Cooking device : en
  • US2090954A - Washing machine : en
  • FR817175A - Method and devices for obtaining uniform superheat temperatures for different boiler operating speeds : en fr
  • US2090892A - Feeding device for films in cinematographic apparatus : en
  • US2091089A - Carbon holding device : en
  • AT150436B - Toothbrush with triple brush head. : de en
  • GB471128A - Improvements in or relating to modulated carrier wave transmitters : en
  • AU101826B2 - Method of and means for receiving bodies of tins and feeding them toa soldering or folding mandrel : en
  • US2091198A - Portable air conditioning apparatus : en
  • GB470854A - Improvements in or relating to elastic bands such as waist bands, for wearing apparel : en
  • US2091239A - Treating hydrocarbon oils : en
  • AT150408B - Warming device for feet. : de en
  • US2090975A - Railway truck : en
  • FR47909E - Electrical measuring device : en fr
  • GB470866A - Improvements in electric fuses : en
  • GB471115A - Improvements in or relating to measuring instruments : en
  • FI17692A - Anordning for the recovery of the SO2 gasoline genome by reduction of the gasoline : en fi
  • GB471083A - An improved bogie : en
  • FR47977E - Method of manufacturing lingerie fabrics with permanent starching : en fr
  • GB471044A - Improvements in lifting devices for the windows of motor cars, aircraft and the like : en
  • US2090929A - Self-propelled machine : en
  • US2091004A - Reversing toy vehicle : en
  • FI17689A - Leaf binder : en fi
  • USRE20487E - Method and mechanism for govern : en
  • FR817192A - Sophisticated envelope letter : en fr
  • CA368203A - Glass rod or tubing drawing and severing apparatus : en fr
  • FR817038A - Lemonade or table glass, and its manufacturing process : en fr
  • FR817091A - Improvements to devices for the distillation, diffusion, or other similar treatment of pasty, semi-fluid and the like materials : en fr
  • GB471075A - Improvements in and relating to rotary fluid motors or pumps : en
  • AT150435B - Galvanic element, especially electrical collector cell. : de en
  • GB470978A - Improvements in and relating to radiators for heating buildings : en
  • IE14549L - Wire tying machines : en
  • US2090860A - Plug and cord retainer : en
  • GB471041A - Improvements in and relating to drawing boards and stands therefor : en
  • US2091213A - Wire fabric conveyer : en
  • DE649401C - Process for the manufacture of vanadium catalysts : de en
  • DE649625C - Collet : de en
  • GB470864A - Asphaltic product and method of producing same : en
  • GB471062A - Improvements in or relating to electrodes for electric furnaces : en
  • DE649639C - Screw press for moist goods : de en
  • FI17696A - The scope of the universal service is limited to the number of bills : en fi
  • FR817093A - Device for spiked pads on wheels fitted with rubber tires : en fr
  • FR817023A - Centering device for boring machines : en fr
  • FR817136A - reflection heating or cooling elements and confined air for ceilings, floors and vertical walls : en fr
  • FR47984E - Electrically serviced clockwork movement : en fr
  • GB471105A - Improvements in or relating to control mechanisms for gear boxes : en
  • FR47924E - Blowing circuit breaker with variable arc elongation : en fr
  • FR817133A - Transparent card for button, trim or other collections : en fr
  • FR47970E - Safety switch for automobile car : en fr
  • FR817128A - Home Improvements : en fr
  • GB470783A - Improvements in knitting machinery : en
  • GB470898A - An improved apparatus for the hydrolysis of celluloses and cellulose complexes : en
  • DE649579C - Multi-colored pen with leads of different colors directly adjacent to one another : de en
  • GB470846A - Improvements in apparatus for the remote detection or location of sources of radiantenergy : en
  • GB471012A - An improved latch : en
  • US2090671A - Voltage regulator : en
  • US2090964A - Geared wrench : en
  • AU412736A - Improvements in or relating to change giving apparatus : en
  • GB471103A - Improvements in and relating to deflecting means for cathode ray tubes : en
  • USD105730S - Design for a goblet or similar : en
  • USD105737S - Design fob a goblet ob similar : en
  • USD105809S - Design for a smoking stand : en
  • US2091130A - Hydrogen peroxide : en
  • GB470913A - Improvements in vibration damping systems for tubes or pipes : en
  • DE649601C - Weapon rotating ring for aircraft : de en
  • FR817040A - Improvements to synchronization systems in television, telecinematography and other similar applications : en fr
  • FR817034A - Cyclic aminosulfonamide compounds and their production process : en fr
  • GB470945A - Improved tuning arrangements for oscillatory electric circuits : en
  • GB471009A - Improvements in or relating to locking devices for cycle stands : en
  • DE649341C - Stitch adjusting device for sewing machines : de en
  • DE649510C - Magnifying device with forced focusing : de en
  • GB470872A - Improvements in or relating to measuring devices or instruments : en
  • US2090760A - Thermo-compressor : en
  • US2090922A - Braun tube for producing television images rich in contrast : en
  • US2091219A - Safety device for electric machines : en
  • DE649399C - Vehicle toy moved by spring mechanism with built-in spark generating device : de en
  • DE649629C - Process for the production of liquids with a preservative effect : de en
  • US2091170A - Lavatory silencer : en
  • FR47947E - Lock nut device : en fr
  • FR817101A - Improvements to compositions capable of forming flexible sheets, films or coatings, their preparation processes and products obtained : en fr
  • FR817110A - Method and device for extracting water from air in the vapor state : en fr
  • FR47904E - Improvements to electric discharge tube installations : en fr
  • US2090648A - Front leaf control means for tilting front drawers : en
  • FR817126A - Headlight system for vehicles with two main headlights and one additional headlight : en fr
  • DE649620C - Process for the production of glass objects combined from several individual parts : de en
  • GB470961A - Improved means for the production of water vapour or steam and for injecting or delivering the same into bakers' ovens, and other chambers or compartments : en
  • DE636046C - Business book with main pages and switched on shorter intermediate pages : de en
  • GB471149A - Improvements relating to television or like transmitting tubes : en
  • FR47910E - Electric delay system : en fr
  • DE649538C - Roller bearing chock : de en
  • FR817151A - Safety device for compressed gas cylinders : en fr
  • DE649541C - Process for rolling roller bearing rings with external grooves : de en
  • US2090752A - Safety device for feeders : en
  • US2090627A - Sealing ring : en
  • US2090959A - Paving and canal lining machine and method : en
  • FR47912E - Improvements to automatic mechanical pencils : en fr
  • FR817072A - Transformation image : en fr
  • US2090810A - Power transmission and drive : en
  • US2091116A - Automatic telephone system : en
  • USD105788S - Design for a preheateb cabinet fob : en
  • GB470948A - Process of improving the strength qualities of textile fabrics treated with impregnating agents : en
  • GB471129A - Improvements in or relating to electric calbes : en
  • USD105767S - Design for a combined ruler and pen : en
  • FR47961E - Process for processing fats and oilseeds : en fr
  • DE643749C - Hook lock for watch strap : de en
  • DE649428C - Injection carburetors for internal combustion engines : de en
  • GB470939A - Improved quenching bath for hardening and tempering rock drills : en
  • FR817056A - Parasol with ventilation openings : en fr
  • CA368228A - Container : en fr
  • US2090866A - Process for recovery of iodine : en
  • US2091056A - Logging carriage stop : en
  • CA368265A - Wire fencing making machinery : en fr
  • US2090973A - Lawn cultivator : en
  • AU339236A - Improvements in or relating to arrangements for facilitating the correct tuning of wireless receiving sets : en
  • CA368313A - Heating element insulating method : en fr
  • FR47976E - Process for the preparation of useful organic compounds : en fr
  • GR6763B - ROTARY INDEX OF GEOGRAPHY OF LAWS OF GREECE. : el en
  • US2090623A - Varnished cambric : en
  • US2090692A - Control of furnace temperature : en
  • US2090926A - Siren and means for controlling the same : en
  • USD105774S - Design for a goblet or similar : en
  • CA368196A - Mineral and hydrocarbon separation : en fr
  • FR817098A - Dishwasher : en fr
  • GB471078A - Improvements in printing plates and process of making the same : en
  • DE649544C - Process for the production of hydrogen : de en
  • DE649635C - Process for the formation of protective layers on photographic images, especially serial images : de en
  • US2090943A - Stereotype plate casting mechanism : en
  • DE649370C - Device for starting and controlling asynchronous motors with low power : de en
  • US2091186A - Stabilization of bleach baths : en
  • US2090681A - Wiper blade : en
  • US2091077A - Lawn mower : en
  • USD105772S - Design fob a dress : en
  • US2091245A - Method of producing coiled filaments : en
  • US2091127A - Telephone system : en
  • CA368271A - Paper pulp container producing apparatus : en fr
  • GB470991A - Improvements in or relating to tables : en
  • DE649496C - Vulcanizing press : de en
  • DE649449C - Medical syringe : de en
  • DK53482C - Method for the manufacture of indirectly heated cathodes for electric discharge tubes with helical filament. : da en
  • US2090736A - Flask car : en
  • US2091173A - Apparatus for orthoptic training purposes : en
  • FR47978E - Improvements in direct reading weighing devices : en fr
  • AU101813B2 - Testing arrangements for electron discharge devices and methods of operating same : en
  • GB471079A - Improvements in and relating to fluid-flow electric switches : en
  • FR817099A - Folding chair with automatic movement of the seat, backrest and arms : en fr
  • CA368279A - Circuit opening and closing device : en fr
  • GB471111A - Improvements in or relating to holders for stair carpets : en
  • CA368315A - Doll : en fr
  • US2091005A - Vehicle brake apparatus : en
  • US2090633A - Air-conditioned tobacco barn : en
  • US2091093A - Safety latch for hooks : en
  • US2090755A - Apparatus for cleaning beer coils : en
  • US2090703A - Gripping shuttle for looms : en
  • US2090677A - Grading machine : en
  • US2090729A - Radial bearing : en
  • US2091108A - Switch mechanism : en
  • FR817070A - Method and apparatus for the heat treatment of granular or powdery materials : en fr
  • GB470954A - Improvements in and connected with kitchen cabinets : en
  • US2091021A - Metallizing device : en
  • US2091006A - Pneumatic tire : en
  • AT150489B - Device for producing internal grooves in glass vessels. : de en
  • US2091068A - Loading and unloading attachment for vehicles : en
  • US2090629A - Rubber composition and method of making the same : en
  • US2090949A - Self shank button drilling machine : en
  • US2090976A - Heel lift : en
  • US2091163A - Speed-governing apparatus for injection internal combustion engines : en
  • GB470902A - Improvements in or relating to thermally operated fire-alarm apparatus : en
  • AT150431B - Liquid prism with variable angle of refraction. : de en
  • US2090616A - Fishing tool : en
  • DE649520C - Needle hole tamping machine : de en
  • DE649575C - Folding top for motor vehicles : de en
  • US2091204A - Fuse box : en
  • USD105815S - Design for a textile fabric : en
  • AU101819B2 - Improvements in or relating to change giving apparatus : en
  • CA368224A - Can treating machine : en fr
  • DE646206C - Direction indicators : de en
  • FR817183A - Apparatus or installation for the treatment of liquids such as milk : en fr
  • GR6747B - WATCH SHOP CALENDAR. : el en
  • AU101838B2 - Improvements in or relating to television and like cathode ray transmitter tubes : en
  • DE649463C - Skid-shaped, hullless paddle sports equipment : de en
  • US2090691A - Stabilizer control : en
  • DK53492C - Engine device for Motor Vehicles. : da en
  • DK53501C - Concrete for Road Paving. : da en
  • US2091172A - Apparatus for heating : en
  • USD105731S - Design for a goblet or similar : en
  • AT150469B - Device for steaming various materials, especially grain. : de en
  • AT150418B - Frequency modulation arrangement. : de en
  • DE641153C - Opening and pouring device, especially for milk cans : de en
  • GB471052A - Improvements in and relating to kilns for ceramic material : en
  • CA368274A - Self-propelling vehicle : en fr
  • US2090848A - Cuspidor : en
  • DE649521C - Gear change and reversing gears, especially for locomotives and railcars : de en
  • FR817002A - Process for preparing dyes for vats : en fr
  • GB470987A - Improvements in or relating to garden and like rakes : en
  • GB471119A - Improvements in and relating to tins or containers : en
  • GB470949A - Improvements in photographic printing apparatus : en
  • FR47958E - Basic rate automatic vending machine : en fr
  • GB471117A - Improvements in or relating to braking devices : en
  • US2091119A - Heat exchanger : en
  • AU485236A - Therapeutic apparatus and method for stimulating the growth of hair onthe scalp : en
  • US2090841A - Method of exhausting the cylinders of internal combustion engines : en
  • US2091064A - Fruit cleaner and polisher : en
  • DE649524C - Traveling grate firing with additional firing : de en
  • US2091060A - Electric signature writer : en
  • DE649528C - Roller cage made of sheet metal for double-row roller bearings : de en
  • FR47937E - Containers for liquid cleaning products : en fr
  • CA368220A - Hydro-pneumatic power system : en fr
  • CA368234A - Circuit interrupter : en fr
  • US2090920A - Device for the adjustment of members especially of the types in machines operating with punched cards : en
  • CA368295A - Bearing : en fr
  • CA368191A - Vending machine : en fr
  • AT150434B - Elastic plaster bandage. : de en
  • DK53497C - Door handles. : da en
  • USRE20480E - Wrist watch : en
  • AT150464B - Process for the production of masses for cores of high frequency transformers u. like : de en
  • US2091176A - Strap and buckle assembling apparatus : en
  • US2090863A - Railing : en
  • US2090766A - Process for treating mineral oils : en
  • US2090812A - Regulating apparatus : en
  • US2090882A - Carton : en
  • USD105806S - Design fob an electric sandwich : en
  • FR47992E - Method and device for water softening : en fr
  • US2090751A - Hydraulic shock absorber : en
  • US2091100A - Hair waving machine : en
  • USD105769S - Design for a combined cosmetic con : en
  • AT150467B - Bacon dicing machine. : de en
  • US2090783A - Road sign : en
  • US2091233A - Lamp with arc preventing fuse : en
  • GB471081A - Improvements in or relating to combination articles of furniture, including beds, divans and the like : en
  • AT150428B - Device for the silent tuning of receivers. : de en
  • US2090631A - Lock : en
  • US2091240A - Manufacture of carbureted water gas : en
  • AT150432B - Straight holder. : de en
  • US2090772A - Fluorinated solvents and process for making the same : en
  • US2091195A - Guard structure : en
  • US2090945A - Oil pressure and spring controlled : en
  • US2090830A - Pump : en
  • US2091087A - Process for the production of pure beryllium : en
  • US2091035A - Circuit breaking device : en
  • US2091189A - Loose leaf binder : en
  • FI17722A - Drying rack support for roof tile machines : en fi
  • FR817016A - Device with optical control device for drilling, drilling, reaming or other operations : en fr
  • GB470832A - Improvements in and relating to stands for photographic cameras : en
  • US2091223A - Toe-cap : en
  • US2091120A - Internal combustion engine : en
  • FR47926E - Removable adjustment device for injection syringe : en fr
  • GB471045A - Improvements in machines for winding yarns or threads or the like on to paper tubes or cones or other bodies : en
  • DE649238C - Compressed gas switch with ventilation of the inside of the switch by an intermittent gas flow : de en
  • FR47946E - : fr
  • AT150471B - Device to facilitate monetary transactions, especially with hard money. : de en
  • US2091167A - Apparatus for hydrotherapy : en
  • US2090948A - Aliphatic acylamino-amino anthraquinone derivatives : en
  • US2090938A - Azo dyestuffs : en
  • US2090979A - Bottle carrier : en
  • FR47988E - Ventilation process, by the fall pipe, of the toilets. railroad cars or any other vehicles : en fr
  • AT150425B - Vaginal condom. : de en
  • DE649512C - Device for joint control of the angle of attack of the wings of an aircraft : de en
  • US2090842A - Ramming machine driven by internal combustion : en
  • US2090718A - Boring tool : en
  • US2090838A - Device for use in truing wheels and brake drums : en
  • US2091081A - Powder package and gun : en
  • US2090779A - Mattress and cushion button : en
  • US2091139A - Brick mold : en
  • DE649591C - Device for charging the auxiliary battery of electric railcars of trams and similar smaller electrically operated vehicles with the help of the starting resistors provided for the traction motors, to which the auxiliary battery is connected in series or in parallel while being charged : de en
  • FR817004A - Disc Launch Game : en fr
  • FR817137A - Aviation parachute : en fr
  • FR817157A - Recreational and skill-forming game device : en fr
  • GB470839A - Universal device for damping shocks and vibrations with flexible holding : en
  • US2090801A - Television : en
  • FR47974E - Improvements to magazines or chargers for cinematographic cameras : en fr
  • GB470882A - Improvements in or relating to apparatus for use in medical or surgical treatment : en
  • GB471096A - Improvements in reversible cuffs : en
  • US2090650A - Meat grinder : en
  • USD105728S - Design fob a penholder desk stand : en
  • AT150461B - Multi-part concrete joist floor and process for its manufacture. : de en
  • AU230236A - Improvements in or relating to electron discharge devices ofthe electron multiplier type : en
  • US2091212A - Bottle and like package : en
  • AU101844B2 - An improved apparatus forthe treatment of ores by amalgamation : en
  • AT150499B - Display or printing device for measuring devices, in particular scales. : de en
  • US2091157A - Nonskid plate : en
  • AT150497B - Process for the continuous production of rubber od. Like. Tapes, threads, strips and the like. like : de en
  • US2090686A - Clutch mechanism for ironers : en
  • US2090759A - Internal combustion engine : en
  • US2090701A - Wiper element : en
  • DE649552C - Process for the production of alkali, especially cesium, photocells : de en
  • DK53488C - Calculator. : da en
  • GB471123A - Improvements in or connected with aircraft frame structures : en
  • AT150491B - Showcase with device for keeping its contents cool (refrigerated display case). : de en
  • US2090871A - Turkey saddle : en
  • USD105816S - Design for an air conditioning : en
  • US2091044A - Sound producer horn : en
  • US2091062A - Spray oil emulsifier : en
  • US2091074A - Liquid cooler : en
  • AT150496B - Gas-filled discharge tube or fluorescent tube with at least one glow electrode. : de en
  • US2090837A - Die : en
  • US2090645A - Transparent distributor cap : en
  • US2090706A - Edge rolling method and apparatus : en
  • CA368198A - Insulation for electrical cables : en fr
  • US2090694A - Adjustable drafting triangle : en
  • US2090865A - Corpse headrest : en
  • AU328836A - A means for holding steady the foot brake lever ofan automobile or like vehicle : en
  • AU330736A - Cathode ray amplifying tube : en
  • US2090941A - Recovery of ammonia and amines from their salts with organic acids : en
  • AT150466B - Device for spreading or approaching two bodies by means of hinged rods arranged on them. : de en
  • US2090786A - Razor : en
  • CA368250A - Hydraulic turbine : en fr
  • AU373836A - Improvements in or relating togas-heated appliances : en
  • US2090664A - Reproducing mechanism : en
  • USD105754S - Design for a goblet or similar : en
  • US2090789A - Ornamental belt construction : en
  • US2091146A - Braille clock : en
  • US2090666A - Heater for scalp solutions : en
  • AU192336A - Improvements in conveyor rollers for use in handling fruits vegetables, or other objects : en
  • FR47999E - Acid hardening fixing composition and method of preparation : en fr
  • FR817108A - Industrial glass fiber product and process for manufacturing this product : en fr
  • GR6751B - MULTIPLE SEAT WHICH THE FABRIC BOTH THE BACK AS WELL AS THE BEARING IS EASY TO REPLACE WITHOUT THE SPECIAL ART SURGERY. : el en
  • GB470856A - Improvements in or relating to coin freed mechanisms : en
  • FR817069A - Parasite filter for t devices. s. f. : en fr
  • CA11593S - Skate for ice-skating : en
  • FR817041A - Improvements to transmitting systems in television, telecinematography and similar applications : en fr
  • GB471029A - Improvements in or relating to smoker's mouthpiece : en
  • FI17713A - Feed salt mixture : en fi
  • CA368303A - Aeroplane : en fr
  • DK53473C - Rotary Piston Machine. : da en
  • DE649409C - Incubator with air mixing produced by fans : de en
  • DE649446C - Circuit for operating two or more electrostatic precipitators or electrostatic precipitator stages with mutually reduced DC voltages : de en
  • US2090911A - Flare or fusee signal : en
  • CA368192A - Bleaching process : en fr
  • GB470803A - New or improved hydraulic transmission means : en
  • CA368272A - Paper pulp container producing apparatus : en fr
  • AT150404B - Photoelectric light meter for photographic and cinematographic recording apparatus. : de en
  • US2090827A - Vending booth : en
  • US2090875A - Air conditioning apparatus : en
  • FR817106A - Apparatus using continuous motion film with coarse optical compensation for recording and reproducing cinematographic views or for either of these operations : en fr
  • GB470835A - Improvements in athermanous elements of construction, and applications thereof : en
  • GB470859A - Process and apparatus for extracting organic acids from their dilute aqueous solutions : en
  • GB471080A - Improvements in and relating to rotary valves for internal combustion engines : en
  • CA368236A - Circuit breaker : en fr
  • FR817048A - Process for taking epidermal impressions : en fr
  • DE649411C - Oven with direct and indirect heating of the baking rooms by Zuegeo guided around the baking rooms : de en
  • US2091171A - Antiskid chain and wheel : en
  • DE649516C - Device for the production of a draftable, continuous sliver from staple fiber sections : de en
  • GB470805A - Improvements in or relating to very high frequency receiving and detecting apparatus : en
  • GB470847A - Improvements in or relating to a process for the separation of antimony from alloys containing lead and/or tin as principal ingredients along with antimony : en
  • AT150450B - Gas pressure switch. : de en
  • FR817174A - Improvements in the manufacture of endless friction linings : en fr
  • GB470889A - Process and means for producing refined sugar, table syrup or vinegar from sugar cane juice and other saccharine matter : en
  • GB470969A - Improvements in articles which are to be laundered : en
  • AT150440B - Device longitudinal creping of a running web made of paper, metal foil, fabric or other crepe-capable material by gradually reducing the web width. : de en
  • FR817074A - Improvements to the walls of internal combustion engines : en fr
  • FR817130A - Process for treating gases and vapors with liquids : en fr
  • FR817132A - Portable shutter with adjustable fill level : en fr
  • GR6750B - WASTE DISPOSAL MECHANISM. : el en
  • US2091010A - Recoil pad for guns : en
  • AT150457B - Winding coil. : de en
  • GB471073A - Improvements in and relating to metal beading for use with metal windows and the like : en
  • GB470879A - Improvements in or relating to road vehicles : en
  • DE649127C - Method and device for cutting wire glass panes : de en
  • FR817168A - Device for heating fuels : en fr
  • FR817187A - Improvements to electric oscillation generators : en fr
  • AT150433B - Device for measuring fluorescence. : de en
  • GB471184A - Improvements in or relating to electric circuit breakers : en
  • FR47966E - Process for the preparation of novel fatty amino acid derivatives : en fr
  • US2090663A - Tooth brush : en
  • FR48000E - Improvements to light alloy cylinder heads : en fr
  • GR6756B - ELECTRIC REFRIGERATORS COVERED BY METAL. : el en
  • FI17690A - Cleaning device for sand filters : en fi
  • FR47921E - Tank for storing underwater liquids less dense than water : en fr
  • GB471053A - Improvements in multiplying apparatus : en
  • GB471082A - Improvements in or relating to advertising devices : en
  • GB470940A - Improvements in gas turbines : en
  • FR817161A - Improvements to electronic discharge devices : en fr
  • USD105751S - Design for a goblet ob similar : en
  • DE649597C - Table self-seller : de en
  • GB470786A - Improvements in or relating to silencers for internal combustion engines : en
  • GB470959A - Improvements in and relating to optical objectives for use with lenticular colour films : en
  • US2091012A - Venetian blind slat : en
  • US2091211A - Change speed mechanism : en
  • FR817184A - Improvements to door hinges : en fr
  • US2091168A - Hat : en
  • US2090749A - Nursing bottle : en
  • USD105743S - Design fob a goblet ob similar : en
  • DE649448C - Control for the hydraulically or pneumatically generated electrode pressure in electrical point or seam welding machines : de en
  • GB471007A - Improvements in or relating to method and apparatus for heat-treating ingots : en
  • FR817083A - Magnification change device : en fr
  • DE649502C - Device to prevent the backflow, especially of lubricating oil, from a container, e.g. B. a gear box, in another : de en
  • US2091114A - Process of making tetra-alkyl lead : en
  • GB470874A - Improvements in or relating to indicators for electric switches and the like : en
  • CA368264A - Telephone call transmitter : en fr
  • DK53499C - Procedure for drying lacquer or similar coatings and Apparatus for practicing the procedure. : da en
  • FR47943E - New curlers for permanent waving : en fr
  • CA368249A - Card punching machine : en fr
  • FR817100A - Improvements to punching card recording machines : en fr
  • FR817121A - Spark plug : en fr
  • GB471019A - Improvements in closing rings for preserve tins and vessels for storage purposes : en
  • US2090914A - Microscope slide : en
  • AT150445B - Fuel injector for electric ignition crude oil engines. : de en
  • US2091001A - Tube drawing means : en
  • DE649429C - Flyweight regulator : de en
  • GB471066A - An improved method of imparting angular motion to a beam of light for scanning purposes for television and the like : en
  • US2090939A - Rotary printing press : en
  • FR47959E - Steel case-hardening process : en fr
  • GB470899A - Driving belt for card napping machines : en
  • GB471036A - Improvements in flexible gangway-bellows of railway cars : en
  • US2090723A - Box for cigarettes and similar oblong articles : en
  • FI17700A - Forwarding rules and regulations for the recovery of the environment : en fi
  • USD105819S - Design for a textile fabric : en
  • DE649619C - Bandage around the mouth and neck to prevent mouth breathing while sleeping : de en
  • DE649433C - Walking wheel : de en
  • GB470870A - Method of or process and means for lubricating or applying lubricants or such like to wool or other textile fibres prior to any process for which lubrication of the fibres is required : en
  • DE649419C - Device for joining braids produced on two different lengths on braiding machines : de en
  • US2090722A - X-ray tube : en
  • AU350036A - Extensible electric cables : en
  • FI17695A - Anordning av centrumpartiet vid värmeöverföringsapparater : en fi
  • FI17726A - Gas generator for industrial engines : en fi
  • FR817076A - Device ensuring absolute closure of all ordinary and safety locks : en fr
  • FR47989E - Metal cap for electric heaters and similar devices : en fr
  • US2091097A - Method of stamping printing type with aligning marks : en
  • US2091202A - Alkali metal silicates : en
  • FR817096A - Removable cloakroom with addition of mobile curtains : en fr
  • CA368296A - Mastic tile laying method : en fr
  • GB471002A - Improvements in optical instruments : en
  • GB470780A - Improvements in or relating to anti-dazzle devices for vehicle lamps : en
  • US2090878A - Conversion of hydrocarbon oils : en
  • GB470869A - Improvements in and relating to devices for successively exhibiting names, advertisements and the like : en
  • US2090918A - Protective housing for coils : en
  • US2090854A - Hydraulic snubbing jack : en
  • FR47914E - Device for gas analysis and detection : en fr
  • FR47990E - Metal cartridge holder tape for automatic weapons : en fr
  • US2091054A - Electric-cable attaching device : en
  • US2090640A - Capped nut and art of producing same : en
  • DE649413C - Rotary lever kneading machine with a rotating body with a universal joint rotating around a horizontal axis : de en
  • FI17717A - Flygmaskin : en fi
  • GB471042A - Improvements in and relating to eye-glasses : en
  • FR817030A - High vacuum tube manufacturing process : en fr
  • GB471089A - Improvements in or relating to theodilites : en
  • FR47942E - Electric heating plate : en fr
  • FR817042A - Coupling system for amplifiers : en fr
  • GB471003A - Floating covers for sewage sludge digestion tanks or apparatus : en
  • DE649546C - Type lever drive for typewriters : de en
  • DE649565C - Keeping devices in food processing plants aseptic : de en
  • FR817094A - Device for obtaining precise stops, applicable in particular to the electrical operations of lifts, freight elevators and the like : en fr
  • GB470888A - Improvements in tubular reinforced concrete beams for use in building construction, particularly floors : en
  • FR817035A - Improvements made to nipple piercing machines : en fr
  • AU101811B2 - Improvements in or relating to mechanical toys : en
  • FR817113A - Injection device with sealing sleeve : en fr
  • GB471026A - Improved artificial skins for sausages : en
  • CA368297A - Tagging device : en fr
  • GB470860A - Machinery for filling down quilts and the like : en
  • GB470915A - Improvements in ferro concrete building blocks : en
  • USD105779S - Design for an electric toaster or : en
  • US2090811A - Ink ribbon feeding and reversing mechanism : en
  • GB470989A - Improvements in doors : en
  • US2090628A - Stoker : en
  • DE649519C - Piston steam engine with two or more expansion : de en
  • GB470932A - Method of forming hollow articles : en
  • US2091007A - Brake control checking means : en
  • US2091135A - Reclosing switch : en
  • FR817149A - Improvements to the mechanisms for adjusting the speed of one or more driving machines : en fr
  • FR47907E - Elastic joint : en fr
  • GB470963A - Improvements in or relating to rotary liquid meters and the like : en
  • GB471109A - Improvements relating to mesh screens for use in television or like transmitting tubes : en
  • DE649621C - Heating device for liquid fuels : de en
  • DE649617C - Process for energy storage of cargo carriers : de en
  • FR817190A - Antiseptic powder gun : en fr
  • FI17718A - Turboflygmaskin : en fi
  • FR817075A - Spare wheel carrier for motor vehicle : en fr
  • DE649431C - Externally heated container to hold multilayer metal baths, especially galvanized baths : de en
  • US2090802A - Bean cutter : en
  • GB471160A - Improvements in or relating to the manufacture of folding box blanks : en
  • FR817109A - Semi-gas injection heavy oil engine : en fr
  • GB471121A - Improvements in or relating to optical sound-reproducing apparatus : en
  • DE649582C - Dry burning process for the production of cement clinker and chamber furnace for the implementation of the process : de en
  • FR817082A - Suspender belt for men : en fr
  • US2090798A - Driving claw : en
  • DE649481C - Padlock of a pit stamp worn by the outside stamp : de en
  • GB471125A - Process for the manufacture of intermediate products for dyestuffs : en
  • USD105755S - Design for a goblet or similar : en
  • US2091043A - Retardation controlled brake : en
  • US2091126A - Container : en
  • FI17704A - Fjädrande stol : en fi
  • CA368298A - Electrical plug : en fr
  • DE649355C - Electric light for air raid purposes : de en
  • FI17698A - Haltpunktsvisare för fordon : en fi
  • FR817027A - Automatic shut-off device for talking disc machine : en fr
  • US2090715A - Welting and the manufacture thereof : en
  • FR47968E - Process for the preparation of arsenobenzene monosulfoxylates : en fr
  • GR6752B - AUTOMATIC COOLING WATER WITHOUT USING ICE. : el en
  • US2090987A - Pulley or the like with means for applying or removing ropes, belts, and the like : en
  • USD105802S - Design for a toy figure : en
  • DE649548C - Contact wire holder for electric railways : de en
  • FR817095A - Improvements to processes for marking cheese : en fr
  • GB470853A - Improvements in illuminating devices : en
  • GB470944A - Improvements in and relating to commutators for dynamo-electrical machines : en
  • FR817176A - Device for sifting, amalgamation and recovery of gold, platinum and other heavy products by means of automatic vibrations of the washing water : en fr
  • GB470917A - Improvements in or relating to the reinforcing of sheet material such as leather : en
  • US2090912A - Centralized traffic controlling system for railroads : en
  • FR47948E - Rail contact device, especially for axle counters : en fr
  • FR817114A - Support for cycle handbrake control : en fr
  • CA368276A - Homogenising machine obturator : en fr
  • USD105820S - Design for a coat : en
  • FR817185A - Ring in two parts, more particularly usable as key ring : en fr
  • GB471127A - Pump-actuated inhaling apparatus : en
  • GB470943A - Improvements in or relating to rolls of toilet paper and cores or supports therefor : en
  • GB471035A - A method of and machine for preparing moulding and packing sand and like material : en
  • GB471077A - Book rest : en
  • DE649430C - Process and device for the utilization of accumulating thermal energy, in particular the solar heat, for power generation : de en
  • FR47922E - : fr
  • US2090901A - Composition of matter containing chlorinated caoutchouc : en
  • US2090913A - Juice extracting device : en
  • US2091036A - Window construction : en
  • US2091104A - Railway signaling system : en
  • US2090940A - Lighting system lamp-holder and wireway : en
  • US2091083A - Child's bib or the like : en
  • US2091152A - Oscillograph : en
  • CA368246A - Electrical fitting : en fr
  • US2090737A - Window channel : en
  • US2090773A - Apparatus for multiplying records : en
  • US2091084A - Dress : en
  • US2091096A - Skibinding : en
  • US2090727A - Foam producing device : en
  • AT150410B - Setting and scale arrangement, especially for radio receivers. : de en
  • AT150481B - Direction indicators for bicycles and motorcycles arranged on the handlebar or the like. : de en
  • AU101806B2 - Improvements in or relating to electron discharge devices ofthe electron multiplier type : en
  • US2090712A - Safety match pack : en
  • CA368301A - Electrical connector : en fr
  • US2090869A - Typograph numbering machine : en
  • DE649474C - Lightfast printing inks for printing with rubber printing forms : de en
  • CA368278A - Crutch : en fr
  • AU493336A - Method of recording vibrations : en
  • US2090733A - Pressure lubricating apparatus : en
  • US2090831A - Surgical instrument : en
  • US2091055A - Flock spraying apparatus : en
  • US2090641A - Art of producing capped nut blanks : en
  • US2090688A - Fuel supply pump : en
  • US2090790A - Rotary cutter for suction dredgers : en
  • US2090888A - Screw rotor for high speed axial flow machines : en
  • DE649477C - Dismantling device for civil engineering : de en
  • DE649437C - Press mold for shoes, especially for gluing the outsole onto the shoe : de en
  • GB470861A - Device for storing and dispensing counters : en
  • US2090668A - Barrel : en
  • US2090832A - Checkerwork construction : en
  • DE649550C - Installation pressure switch for heavy current : de en
  • US2090721A - Motor vehicle : en
  • US2090769A - Automatic packing adjuster : en
  • AU101818B2 - Extensible electric cables : en
  • CA368241A - Gearing : en fr
  • US2090707A - Mine locomotive : en
  • US2091008A - Fluid pressure brake : en
  • US2090902A - Method of producing fibrous materials from animal skins : en
  • CA368232A - Electrical apparatus : en fr
  • CA368262A - Denture : en fr
  • DE649576C - Closure consisting of button and overlapping cap, especially for tarpaulins of trucks : de en
  • GB470790A - Improvements in or relating to collapsable tripod stands : en
  • GB471116A - Process for the production of medicinal tablets coated with a sugar mould : en
  • US2090725A - Electrical distribution system : en
  • USRE20483E - Multiple spindle drill : en
  • GB471069A - Improvements in or relating to machines for perforating statistical record cards : en
  • CA368280A - Circuit opening and closing device : en fr
  • US2091020A - Method fob the production of mbtal : en
  • CA368294A - Stocking drier : en fr
  • DK53481C - Discharge pipe with double Control of the Discharge Current. : da en
  • DE649479C - Connection for the extension parts of flexible arched or ring-shaped pit support frame : de en
  • DE649615C - Monitoring device for control switches of step transformers : de en
  • FR47925E - Improvements to double-acting shock absorbers for vehicles and all suspensions, embodiments and applications : en fr
  • GB470970A - Improvements in and relating to refrigerating apparatus : en
  • GB471122A - Improvements in or relating to electric and other cables, hose pipes and the like : en
  • US2090635A - Card indexing machine : en
  • US2090764A - Electric switch : en
  • USD105828S - Design for a textile fabric or simi : en
  • US2091028A - Indicator device : en
  • CA368277A - Inductance, capacity and resistance unifying device : en fr
  • AT150453B - Short-circuit armature motor. : de en
  • AT150429B - Abdominal belt for bladder sufferers and the elderly. : de en
  • AT150459B - Longitudinal watertight termination of hollow cables. : de en
  • DE649631C - Device for checking and sorting the folding boxes coming from a cutting device : de en
  • AT150462B - Air brakes for automobiles. : de en
  • US2090655A - Traffic control system and apparatus : en
  • US2090734A - Device for filling tanks with hydrocarbons : en
  • US2090915A - Apparatus for controlling treatment of hydrocarbon oils : en
  • US2090724A - Combination shirt and tie : en
  • US2091033A - Venetian blind fixture : en
  • FR47951E - Process for spinning viscose : en fr
  • US2090808A - Activation of hydroxy-cellulose ethers : en
  • US2090835A - Carpenter's tool : en
  • US2091085A - High pressure hose coupling : en
  • DK53480C - High pressure discharge pipe. : da en
  • DE649434C - Drinking glass saucer with counting device : de en
  • US2091034A - Apparatus for thermal treatments : en
  • DE649452C - Method and device for heating permanent hair wave devices : de en
  • DE649483C - Process for treating cellulosic fibers : de en
  • US2090855A - Method of making drawings and cuts : en
  • US2090656A - Automatic firearm : en
  • US2091192A - Stoker control : en
  • US2090771A - Burner : en
  • DE649586C - Device for securing and leveling heaps : de en
  • FI17693A - Procedure for drying the clone gas by cooling : en fi
  • GB470798A - Improvements in air filters : en
  • AT150486B - Round tin for Hautereme u. like products. : de en
  • AU101815B2 - Method of and arrangement for determining the passage through zero inan alternating potential : en
  • FR817073A - Pre-rinsing device for washing machines for bottles or the like and improvements to these machines : en fr
  • FR817163A - New game : en fr
  • DE649304C - Process for the production of colorable diffusion or stain images, whereby undeveloped, light-sensitive layers containing metal salts which have not been developed under the copier are brought into contact with gelatinous layers containing ferrous salts : de en
  • GB470983A - Method and apparatus for uniting associated webs of articles such as newspapers and the like : en
  • USD105821S - Design for an ensemble dress : en
  • GB470881A - Improvements in and relating to ignition machines : en
  • GB471005A - Improvements in and relating to dyeing rayon in cake form : en
  • GB470827A - Improvements in electric resistance heating elements : en
  • GB470947A - Improvements in and relating to the stabilizing of cellulose esters : en
  • GB470876A - Improved means for the elevation and disposal of spoil : en
  • DE649572C - Friction gear for motor vehicles : de en
  • GB471097A - Improvements in or relating to piston stubs : en
  • USD105814S - Design for an article-dispensing : en
  • GB471355A - Improvements in or relating to protectors or covers for saddles and/or saddle-bags of bicycles and the like : en
  • AT150419B - Inhaler. : de en
  • FR47936E - Automatic lubrication device for locomotive axle and other vehicles : en fr
  • DK53476C - Road surface. : da en
  • US2090787A - Power transmission mechanism : en
  • US2091117A - Electric clock : en
  • US2090735A - Diesel engine : en
  • US2090850A - Protector for protecting the outer surfaces of metal objects : en
  • US2090698A - Nut threading machine : en
  • US2090747A - Armored electrical cable : en
  • CA368217A - Textile fabric : en fr
  • FI17725A - Fertilization requirements for the treatment of humus-rich plants and for the production of hams : en fi
  • FI17687A - Chimney whistle : en fi
  • GB470794A - Improvements in the production of yarns containing staple fibre from continuous filaments : en
  • GB471017A - Method of, and means for, protecting shore and like works and fixed or floating structures from the destructive action of waves and tides : en
  • GB471059A - Improvements in apparatus for emptying containers of granular and pulverulent materials : en
  • US2090728A - Sheet-piling : en
  • DE649564C - Clamping device by means of clamping jaws for machines for bending the eyes or eyes on rod-like workpieces : de en
  • CA368240A - Fibre gear : en fr
  • CA368287A - Distillation method and apparatus : en fr
  • DE649200C - Device for gluing the edges of drawings u. like : de en
  • FR817193A - New improved cine-machine gun : en fr
  • GB471022A - Improvements relating to rolling mill trains : en
  • FR47993E - Electro-hydraulic lifting device : en fr
  • US2090696A - Tractor lug : en
  • US2091030A - Process of aging distilled alcoholic beverages : en
  • FR817199A - Improvements relating to the attenuation of inertia effects in hydraulic pipelines : en fr
  • FR817020A - Electric alarm lock : en fr
  • CA368273A - Liquid concentrating process and apparatus : en fr
  • DE649325C - Printing machine with printing cylinders rotating around a stationary printing forme : de en
  • FR817032A - Apparatus for dusting air, etc. : en fr
  • DE649372C - Device for holding the lock parts of a circular knitting machine : de en
  • DE649530C - Incendiary bomb : de en
  • FI17716A - Anordning för alstring av syre, isynnerhet för andningsändamål : en fi
  • DE649503C - Ring valve : de en
  • FR817200A - Supply device for metallizing or other torches operating with the aid of a pulverulent material : en fr
  • FR817140A - Involute device using a circle and a rolling line, in particular for machining machines : en fr
  • US2091107A - Electric heating element and method of making the same : en
  • US2091218A - Process for the production of hydrogen peroxide : en
  • US2090839A - Seat construction : en
  • USD105790S - Design for a fishing reel : en
  • DK53486C - Procedure for the manufacture of a wall covering of poles and poles for the manufacture of such. : da en
  • US2090965A - Pulverized coal burner : en
  • GB470828A - Improvements in variable speed gearing for power driven food preparing apparatus : en
  • FI17703A - Toner and its preparation : en fi
  • US2090617A - Vitreous enamel organosols : en
  • US2090683A - Stocking protector : en
  • US2090649A - Indexing attachment for slotting machines : en
  • US2091234A - Insulated electromagnet and method of making the same : en
  • USD105763S - Design for a fountain bag or the like : en
  • CA368256A - Centrifugal casting machine : en fr
  • FR817063A - Adjustable cone holder : en fr
  • GB470928A - Improvements in and relating to undercarriages for aircraft : en
  • GB471043A - Improvements in screw thread cutting mechanisms : en
  • FI17721A - Sätt och anordning för anbringande av sprängmina för förstörande av mekaniserade, rörliga vapenslag : en fi
  • GB470813A - Improvements in knitting machinery : en
  • GB470792A - A process for the manufacture of composite welded articles from pieces of artificial resins : en
  • GB470972A - Improvements in and relating to the casting of metal objects : en
  • FR47916E - Improvements to in-vehicle signal repeater devices : en fr
  • GB470976A - Temperature control of reaction vessels : en
  • GB470919A - Improvements in or relating to step irons : en
  • GB470941A - An improved machine for rolling rubber coagulum or other material in a plastic state : en
  • DE649427C - Base for furniture feet to keep away from crawling insects : de en
  • DE649443C - Folder for clear storage of cards, pictures, etc. like : de en
  • GB470791A - Improvements in or relating to the production and use of vulcanisation accelerators : en
  • GB470986A - Improvements in or relating to fuel injection pump driving means : en
  • GB471087A - Improvements in and relating to fluid flow electric switches : en
  • GB471151A - Improvements in or relating to closures for the filling orifices of petrol tanks and like containers : en
  • FR817058A - Single control device applicable to t receiving devices. s. f. and other similar devices : en fr
  • US2090881A - Footwear : en
  • DE649549C - Spring toggle switch type toggle switch : de en
  • GB471092A - An improved process for the production of lenticular colour and sound films : en
  • US2090781A - Fuel pump for internal combustion engines : en
  • US2090874A - Trailer : en
  • CA368267A - Ammonia oxidation : en fr
  • FR817018A - Tissue treatment process : en fr
  • FR817053A - Device for thermal insulation of pipes, in particular in refrigeration installations : en fr
  • US2091137A - Vacuum cleaner : en
  • US2090679A - Covered top construction for desks and the like : en
  • US2090845A - Combined typewriting and comput : en
  • US2091155A - Control switch for railway traffic controlling systems : en
  • AT150482B - Installation on boxes with lids. : de en
  • AT150474B - Electric time switch for staircase lighting. : de en
  • AT150465B - Mica capacitor. : de en
  • US2090910A - Rib knitted fabric having controllable longitudinal stretch : en
  • CA368214A - Printing and embossing apparatus : en fr
  • US2091110A - Water control apparatus for lavatories : en
  • CA368208A - Coloured filament, thread and band production : en fr
  • US2091200A - Drier : en
  • US2090819A - Towing equipment : en
  • US2091121A - Dry cleaning emulsion : en
  • US2090923A - Electrodic endoscopic instrtjment : en
  • US2091066A - Baking container : en
  • AT150416B - Facility for performing vaginal douching. : de en
  • AU101821B2 - Improvements inde-seeding and breaking flax andother fibrous plants and apparatus therefor : en
  • CA368275A - Folding chair : en fr
  • US2091203A - Mirror : en
  • DE649403C - Arrangement for switching on electrical switches of high power while using a spring and a flywheel as energy storage : de en
  • GR6749B - PRESSURED UNBREAKABLE SKIN AND METHOD OF INDUSTRIAL MANUFACTURE OF THIS. : el en
  • FR47996E - Percussion rocket : en fr
  • FR817135A - Apparatus for rolling up hair to form curls : en fr
  • US2090906A - Trap nest : en
  • USD105813S - Design foe a bicycle handle grip : en
  • GB470962A - Improvements in or relating to the atomisation of fuel in carburetters for internal combustion engines : en
  • GB470900A - Improvements in or relating to rubber sheet material : en
  • FR817123A - Improvements to pedestrian barriers : en fr
  • GB470851A - Improvements in ropes and cords and articles made therefrom : en
  • US2090884A - Interlocking sash joint : en
  • US2091091A - Internal combustion engine : en
  • DE649536C - For rolling out certain narrowed, polygonal cast blocks : de en
  • US2091053A - Sign support : en
  • US2091073A - Anchor for hinged caps : en
  • US2091190A - Magneto generator : en
  • FR817167A - Process for preparing dyes : en fr
  • US2090992A - Thread milling machine : en
  • US2091208A - Gas lighter : en
  • US2091145A - Dyeing process : en
  • FR817172A - Improvements in the manufacture of ladies' bags and similar articles : en fr
  • GB470836A - Manufacture of ketones of polycyclic hydroaromatic compounds : en
  • GB471013A - Improved holder for displaying articles : en
  • FR47915E - Automatic adjustment device for grain washing tubs : en fr
  • FR47963E - Cutsinets improvements : en fr
  • GB470852A - Manufacture of di-secondary alkyl poly-hydroxy phenols : en
  • DE649440C - Thread monitor device for slip gate : de en
  • GB470996A - Improvements in the attachment of locks, fastenings and fittings to attache and suitcases, bags, purses and the like : en
  • DE649612C - Method for connecting silicon carbide legs of thermocouples : de en
  • FR817008A - Heat exchanger and process for its manufacture : en fr
  • FR817155A - Rectilinear hosiery loom with picking : en fr
  • IE14483L - Hydration of higher olefines : en
  • FR817112A - Polycylindrical injection pump for internal combustion engines : en fr
  • GB471328A - Improvements in or relating to cooking vessels : en
  • FI17686A - Combined paint application and leveling brush : en fi
  • GB470807A - Improvements in or relating to sliding bearings : en
  • DE649608C - Device for hanging printing paper, in particular offset paper, by means of an endless conveyor arranged under the ceiling of the printing room : de en
  • FR47903E - Process for forming webs of kapok filaments or the like and apparatus for applying this process : en fr
  • GB470789A - Improvements in and relating to methods of producing ice and apparatus therefor : en
  • FR817021A - Zipper closure : en fr
  • FR817182A - Method for combating insects and their larvae as well as agents intended for this purpose : en fr
  • DE649641C - Device for covering fabric surfaces used in aircraft construction : de en
  • FR47983E - Improvements to processes and machines for electric welding : en fr
  • GB470960A - Improvements in and connected with kitchen cabinets and dressers : en
  • DE649594C - Method for load-independent speed setting for three-phase asynchronous motors : de en
  • GB470781A - Improvements in vehicle brake operating mechanism : en
  • GR6753B - POPULAR BREAD. : el en
  • US2090632A - Wall support : en
  • US2090660A - Flaring tool : en
  • DE649498C - Device for measuring powdery substances : de en
  • DE649547C - Drive with endless articulated racks or chains for heavy structures, especially for lifting bridges with separate counterweight suspension : de en
  • FR817031A - Horizontal chamber furnace : en fr
  • USD105753S - Design for a goblet or similar : en
  • FR817170A - Improvements made to assemblies by rings of sheets or the like, in particular to those for the binding of interchangeable sheets : en fr
  • FR817029A - Process for the preparation of boron carbides : en fr
  • USD105817S - Design fob a textile fabric or sim : en
  • US2090658A - Range finding, horizontal angle measuring, and angle of site instrument : en
  • US2091040A - Ink handling apparatus : en
  • DE649240C - Control device for lighting systems : de en
  • GB471166A - Improvements in or relating to coking-coal briquetting method and product : en
  • DE649543C - Process for matting viscose and copper silk : de en
  • FR47960E - Process for wet processing and continuous drying of newly spun artificial silk : en fr
  • GB471076A - Improved lamp more particularly adapted as a forehead-lamp for doctors' use : en
  • GB470929A - Improvements in or relating to milling machines for copying : en
  • FR47953E - enamels armed or decorated with elements of metal, metallic fabric, etc. : en fr
  • GB470782A - Improvements in compositions for the laying of hard tennis courts and the like : en
  • GB471126A - Improvements in sandals : en
  • US2091076A - Wheel and tire carrier : en
  • US2091244A - Sanitary postage and tax stamps : en
  • US2091197A - Fire extinguishing process : en
  • US2091194A - Corn planter and wireless check rower : en
  • GB470980A - Improvement in rim and mortise lock furniture and the like : en
  • DE649624C - Device for the independent setting of degrees, minutes, seconds and parts thereof on the surface of a cylinder that can be rotated around its axis : de en
  • US2090928A - Machine for making tiles, slabs, and the like : en
  • DE649560C - Two-stroke internal combustion engine with a turbo blower : de en
  • DK53475C - Machine for automatic Forming and Delivery of Spiseis. : da en
  • FR817104A - compressed air liquid elevator, with float control : en fr
  • FI17705A - Rack fabrics y.m. for the storage of goods : en fi
  • DE649542C - Process for sizing crepe yarn : de en
  • AT150402B - Process for the production of fiber cement panels on the cardboard machine. : de en
  • US2090971A - Porch furniture : en
  • US2090903A - Furnace or the like for continuous : en
  • US2091246A - Tube closure : en
  • CA368281A - Tail lamp control : en fr
  • USD105733S - Design for a goblet ob similar : en
  • DE649513C - Motor vehicle : de en
  • AU503536A - Improvements inde-seeding and breaking flax andother fibrous plants and apparatus therefor : en
  • DE649414C - Coupling device for parts under tension, especially with the belt lock : de en
  • US2090796A - Binding of books : en
  • AT150442B - Sleeve for pickers on looms. : de en
  • DE649573C - Switching device for gear change transmissions, especially of motor vehicles : de en
  • US2091038A - Duplicating machine : en
  • AT150476B - Lids, especially for mustard vessels u. like : de en
  • US2090775A - Twisted fairing : en
  • US2091023A - Well boring apparatus : en
  • US2091216A - Inclinometer : en
  • USRE20479E - freedlander : en
  • US2091022A - Friction testing apparatus : en
  • USRE20484E - Combination tjjse cover and hub cap : en
  • US2091248A - Lock mounting for hollow metal doors : en
  • GB471155A - Improvements relating to centrifugal clutches : en
  • AT150414B - Device for sucking off the contents and for rinsing tooth cavities. : de en
  • AT150421B - Electric discharge vessel. : de en
  • FI17720A - Projects for ballistic testing : en fi
  • GB470953A - Improvements in or relating to collapsible strip reels adapted for pulling and coiling strip or like material under relatively high tension : en
  • AU101827B2 - Improvements in or relating to electrical oscillation generator arrangements : en
  • US2091011A - Sound reproducer : en
  • US2091071A - Loading and unloading attachment for automobiles : en
  • DE648821C - Single motor gripper winch : de en
  • CA368223A - Container : en fr
  • CA368283A - Filing system : en fr
  • US2090887A - Heating plant : en
  • US2091106A - Compounds of the dimethylolureaethylene-oxide condensation-product series : en
  • CA368308A - Electroplating composition and device : en fr
  • DE649569C - Reinforcement insert for external fastenings : de en
  • US2090768A - Lifting and/or sideward driving mechanism for automobiles : en
  • DE649402C - Process for the production of sheet-shaped electrical insulating materials : de en
  • CA368261A - Denture : en fr
  • AT150447B - Device for increasing the breaking load of jerky ropes, belts, etc. like : de en
  • DE648505C - Potting hard wax : de en
  • US2090624A - Control for air conditioning systems and the like : en
  • US2090621A - Hydraulic shock absorber : en
  • US2090909A - Water soluble composition : en
  • US2091207A - Thrust measuring device : en
  • DE641770C - Device for gathering drop stitches : de en
  • US2090788A - Computing and like machine : en
  • US2090702A - Windshield wiper : en
  • US2090820A - Method of modulating highfrequency transmitters : en
  • US2091046A - Fluid pressure brake : en
  • US2090618A - Vitreous enamel organosol : en
  • US2091017A - Tool alloy : en
  • CA368200A - Outlet box : en fr
  • FR817092A - Process for the reduction of oxides : en fr
  • FR817139A - Device for blocking the control surfaces of parked planes : en fr
  • US2090765A - Shuttle tension : en
  • US2091142A - Weather strip for windows : en
  • USD105732S - Design for a goblet or similar : en
  • US2091067A - Vehicle hoist : en
  • US2090625A - Hydraulic gypsum cement material and process of manufacturing the same : en
  • GB471169A - Improvements in or relating to record card controlled calculating machines : en
  • FR47973E - Process for the manufacture of viscose fibers suitable as replacement fibers for wool : en fr
  • GB470804A - Improvements in or relating to wrapping machines : en
  • USD105805S - Design for an electric sandwich : en
  • FR817177A - Energy conduction for ultra-short waves : en fr
  • GB470904A - Improvements in and relating to electric arc converters : en
  • GB471010A - Manufacture of aromatic sulphones and of tanning agents : en
  • FI17702A - For the preparation of an agent for the production of protein in an animal body : en fi
  • GB471025A - Improvements in or relating to the opening of textile fabrics from "rope" form : en
  • GB470967A - Improvements in or relating to vehicle brakes : en
  • GB471124A - Improvements in or relating to the construction of wings, fuselages and other aircraft bodies : en
  • FR817171A - Improvements to the installation of air heaters : en fr
  • US2090654A - Duplex rail delay mechanism : en
  • US2090804A - Building construction : en
  • DE647671C - Process for the production of easily wettable black colors : de en
  • FR817179A - Improvements to the photographic frames for the maintenance of the pictures and for the enlargement : en fr
  • US2090829A - Steak tenderizing apparatus : en
  • DK53494C - Suspended Seatpost for Bicycles. : da en
  • GB470885A - Improvements in or relating to electronic apparatus for television systems and the like : en
  • DE649578C - Vessel for swords, sabers, etc. like : de en
  • GB471084A - Improved oven : en
  • US2090883A - Hosiery inspecting device : en
  • GB471027A - Improvements in glass drawing apparatus : en
  • DE649275C - Device for coking fuels at low temperatures : de en
  • USD105801S - Design for a toy figure : en
  • DE649493C - Roll hook for devices for hanging curtains, drapes or the like. : de en
  • DE649581C - Closure buckle, especially for footwear : de en
  • FR817055A - Improvements to regulators for liquid pumps : en fr
  • US2091220A - Dye stain removing composition : en
  • US2090834A - Fishing tool : en
  • US2090972A - Pole reinforcement : en
  • FR817080A - visual screen transparent to air and light : en fr
  • US2090795A - Hydraulic tappet : en
  • US2090982A - Hand covering and method of manufacture : en
  • US2091230A - Pressure stabilizing mechanism for feed and draft rolls : en
  • USD105741S - Design for a goblet or similar : en
  • US2090877A - Hydraulic valve gear operation for internal combustion engines : en
  • CA368245A - Crinkled rubber manufacture : en fr
  • FR47932E - Distillation station for industrial production of high purity distilled water : en fr
  • FR47955E - Electric remote control automatically reset : en fr
  • GB470974A - Improvements in or relating to toys : en
  • US2091094A - Controlling means for batch operating machines : en
  • FR817068A - Watertight push button switch, usable in particular in explosive environments : en fr
  • DE649357C - Metal vapor discharge apparatus, in particular a large-scale mercury vapor rectifier : de en
  • FR47913E - Paving device : en fr
  • GB471038A - Improvements in carburettors for internal combustion engines : en
  • GB471051A - Method of manufacturing permanent magnets : en
  • AU343436A - Improvements in or relating to ' automatic ticketing ' devices for use in telephone or like exchange systems : en
  • DE649527C - Process for sintering fine ores : de en
  • US2090799A - Piston for an internal combustion motor : en
  • US2091164A - Process of preparing molded articles : en
  • FR817153A - Process for preparing artificial resins : en fr
  • FR47950E - Process for spinning viscose : en fr
  • GB470921A - Improvements in or relating to electrical resistances : en
  • US2090674A - Can and pan lifter : en
  • US2090927A - Organic mercury compounds : en
  • USD105740S - Design for a goblet or similar : en
  • FR817120A - Universal joint with differential pitch for pipes : en fr
  • DE649585C - Arrangement for automatic loading of conveyor belts while traveling with bulk goods : de en
  • USRE20478E - Brake : en
  • CA368284A - Magnesium alloy : en fr
  • DE649415C - Process for carrying out reactions or mixtures of gases or vapors with liquids : de en
  • CA368235A - Alloy for sealing into glass : en fr
  • US2090856A - Card case : en
  • DE649602C - Heald frame : de en
  • US2091160A - Coupling : en
  • DE649518C - Device for washing the filter cake on top rotary filters : de en
  • US2091019A - Air conditioning apparatus : en
  • US2090739A - Harrow tooth : en
  • US2090672A - Sign projection apparatus : en
  • GB471015A - Improvements in barographs : en
  • AT150483B - Adjustment device for radio and video receivers. : de en
  • AU345136A - Improvements in or relating to 'automatic ticketing' machines for use in telephone or like exchange systems : en
  • GR6757B - TRACKED AIR WHEELS. : el en
  • US2090950A - Spray apparatus : en
  • US2091136A - Spring coiling machine : en
  • GB471020A - Improvements in golf clubs : en
  • FR817152A - Process for preparing volatile aromatic hydrocarbons : en fr
  • GB470926A - Improvements in or relating to the production of cellulose ethers : en
  • US2091057A - Safety device for automobiles : en
  • FR817166A - Device for studying the flameless carbonization of lubricants : en fr
  • FR817011A - Method of manufacturing measuring and precision instruments comprising graduations : en fr
  • AU462036A - Improvements in spindle mountings : en
  • GB470880A - Apparatus for clamping stereotype plates on forme cylinders of rotary printing machines : en
  • GB471154A - Improvements in or relating to tool centres and like members of machine tools having a combined thrust and journal bearing : en
  • AT150477B - Process for the preparation of guaiacol compounds. : de en
  • AU101835B2 - Improvements in or relating to electron discharge device circuit arrangements : en
  • AU338636A - Method of and arrangement for determining the passage through zero inan alternating potential : en
  • FR47956E - Variable keyboard capacitor for measuring, laboratory, t.s.f., etc. : en fr
  • GB471021A - Improvements in or relating to photographic or cinematographic cameras having photoelectric exposure meters : en
  • DE649566C - Device for changing the screen of paper, cardboard or similar machines : de en
  • GB470979A - Improvements in or relating to a process for the rolling of seamless tubes : en
  • GB471067A - Improvements in or relating to fertilizers : en
  • FR817156A - Alkaline accumulator : en fr
  • AT150492B - Process for the dressing of animal fibers, in particular hair, for the manufacture of felt. : de en
  • AU101842B2 - Improvements in conveyor rollers for use in handling fruits vegetables, or other objects : en
  • AT150448B - Oil cooling device for all types of oil carts. : de en
  • AU101825B2 - Process forthe production of pure alcohol : en
  • US2091247A - Outboard motor : en
  • US2090776A - Road grader : en
  • DE649365C - Production of alkali hydroxide solutions by causticizing the carbonates in an aqueous solution with lime : de en
  • US2091149A - Method of making milk confection : en
  • CA368243A - Furnace stoker : en fr
  • DE649627C - Twist drills or drill bits for metalworking : de en
  • FR47906E - Luminous fountains and cascades with jets or sheets of steam, smoke or gas laden with suspended particles : en fr
  • GB470877A - Improvements in alloys resistant to burning and scaling, and articles manufactured therefrom : en
  • DE649497C - Process for the production of low carbon metals and alloys : de en
  • CA368207A - High voltage switch : en fr
  • DK53496C - Load mechanism. : da en
  • US2091228A - Control device : en
  • AT150480B - Two-lane, two-wheeled vehicle with muscle or motor drive. : de en
  • DE649404C - Remote control system working according to the superimposition principle with receiving devices responding to certain control pulses : de en
  • DE649539C - Roll stand with a changeable frame for the rolls : de en
  • GB471004A - Improvements in or relating to garments and to a method of manufacture thereof : en
  • AU345836A - Improvements in wire tightening and twisting machines : en
  • FR817154A - Improvements to variable electric capacitors : en fr
  • GB470938A - Improvements in or relating to engine mounts : en
  • GB471098A - Improvements in or relating to movable dustproof bushes for winding keys : en
  • GB470950A - Continuous vertical retort for the production of gas of definite composition from fuels : en
  • GR6764B - ELECTRIC OVEN FOR MIXING GLASS. : el en
  • CA368237A - Glass moulding machine : en fr
  • USRE20482E - Automobile clutch control system : en
  • DE649461C - Brake pressure medium line through the bogie mounting of a trailer of motor vehicles : de en
  • US2091140A - Precast slab and building construction : en
  • DE646573C - Friction clutch or brake : de en
  • DK53490C - Cheesecakes. : da en
  • FR817006A - Improvements to the mechanisms used to give a false twist to textile wicks : en fr
  • DE649577C - Shear device for making a razor cut : de en
  • FR817147A - Tag : en fr
  • CA368202A - Electrical device stem : en fr
  • DE649471C - Automatic drive for a weir flap built on a movable damming body : de en
  • FR47979E - Electric discharge devices : en fr
  • FR817028A - Brush holder, especially for carding and scratching brushes : en fr
  • CA368309A - Building unit : en fr
  • GB471168A - Improvements in and relating to the terminals of electrolytic cells and batteries : en
  • US2091183A - Water soluble phenol-aldehyde ad : en
  • AT150498B - Rotating briquette press. : de en
  • DE649396C - Shoe heel with exchangeable running part : de en
  • DE649453C - Application plate with edging undercut like grooves using molded edge strips : de en
  • USD105760S - Design for a goblet ob similar : en
  • FR817051A - Improvements to automatic or manual telephone systems or similar systems : en fr
  • GB471153A - Improvements in or relating to toxic agents more particularly insecticides : en
  • DE649435C - Device for making the exhaust gases of torpedoes and underwater vehicles invisible, in which the gases are mixed with water by agitators before they exit : de en
  • US2090662A - Internal combustion engine : en
  • US2090952A - Braun tube and method of operating this tube : en
  • FR47935E - Cartridges for starting explosion engines and other uses : en fr
  • GB470883A - Improvements in or relating to bowls or "woods" for use in playing the game of bowls : en
  • GB471049A - Improved machine for the continuous treatment of metallic or other bands with a view in particular to the manufacture of tubes : en
  • GB471085A - A pressure operated star-delta controller for electric motors driving gas compressors : en
  • GB470984A - Apparatus for the treatment of plastic explosives for the production of ribbon or rod shaped pieces : en
  • AT150484B - Process for producing therapeutically and disinfecting substances. : de en
  • USD105770S - Design for a triangular feather : en
  • USD105793S - Design fob a shoe : en
  • GB470793A - Improvements in or relating to pianos and like musical instruments : en
  • GB470955A - Sensitizing of photographic halogen silver emulsions : en
  • GB471030A - Improvements in and relating to the production of linoxin-like products : en
  • GR6746B - LIQUID PREPARATION FOR THE PREVENTION AND FIGHT AGAINST DISEASES OF VINES AND RAISINS AS EVEN ON ALL NATURE OF PLANTS APPEARING. : el en
  • DE649490C - Artificial knee joint with articulated roller rotatably mounted in the thigh knee part : de en
  • GB470966A - Improvements in and relating to protective devices for electrical apparatus and particularly transformers, switchgear and the like, of the oil immersed type : en
  • CA368221A - Ammonia oxidation : en fr
  • CA368222A - Container : en fr
  • US2090988A - Self-propelled vehicle : en
  • USD105742S - Design for a goblet or similar : en
  • US2090744A - Method of and apparatus for manufacturing an electrical cable : en
  • GB471118A - Improvements in permutation locks : en
  • AT150451B - Pole-changing winding. : de en
  • FI17712A - Float boom clutch anchor thread : en fi
  • US2090717A - Method of making golf balls : en
  • US2090961A - Double compartment reversible bulk-type carrier : en
  • USD105759S - Design for a goblet or similar : en
  • DE649482C - Device for measuring and cutting fabric, paper or the like by hand : de en
  • US2090636A - X-ray tube : en
  • US2091178A - Stabilizing hydrogen peroxide solutions with pyrophosphoric acid plus a tin compound : en
  • GB470982A - Improvements in and relating to means for landing and launching aircraft : en
  • GB471064A - Improvements in or relating to electric discharge devices : en
  • US2090741A - Acid activated clay : en
  • US2090826A - Earth moving device : en
  • US2090977A - Dispensing apparatus : en
  • US2090713A - Gravity measuring device : en
  • DE649506C - Horn sewing machine for footwear : de en
  • IE14550L - Wire tying machines : en
  • US2090708A - Plastic cleaning composition : en
  • USD105764S - Design for a griddle cake and waffle : en
  • AT150452B - Device for cooling electrical discharge apparatus. : de en
  • US2090643A - Dispensing device : en
  • US2090985A - Evaporating apparatus and method : en
  • US2090767A - Vibrating screen : en
  • US2090907A - Heater construction : en
  • US2091118A - Art of cracking : en
  • US2091187A - Degreasing apparatus : en
  • US2091217A - Slidable closure for tubes and other containers : en
  • CA11594S - Cathode tay tube or similar article : en
  • US2090699A - Molded pulp bottle : en
  • AT150401B - Signaling device. : de en
  • US2090762A - Sash or store front construction : en
  • US2090966A - Electrochemistry : en
  • AU101820B2 - An improved apparatus for manufacturing sponge rubber strip andthe like : en
  • DE649389C - Switching or control device for sewing machines : de en
  • GB470873A - Improvements connected with surface aeration plant for treating sewage : en
  • US2090778A - Brooder : en
  • FR47986E - Electrical safety device for brakes or control devices of all vehicles : en fr
  • AT150458B - Telecommunication cable system equipped with reinforcements. : de en
  • AU101836B2 - Centrifugal governor : en
  • US2091124A - Method of and apparatus for making extruded products : en
  • US2090639A - Magnetic separator : en
  • US2090989A - Portable illuminated sign : en
  • US2090634A - Food handling apparatus : en
  • DE649618C - Darning frame and method of making a mesh darning : de en
  • US2090675A - Manufacture of shoes : en
  • US2090862A - Manufacture and after treatment of artificial filaments, yarns, etc. : en
  • AT150500B - Cloak with headgear arranged in a concealed position. : de en
  • AT150406B - Absence indicator for apartments. : de en
  • US2090840A - Art of cracking hydrocarbon oils : en
  • US2090998A - Cocktail shaker : en
  • US2090872A - Battery terminal puller : en
  • GB471070A - Improvements in and relating to coating iron or steel articles : en
  • US2091185A - Innersole rib setting machine : en
  • US2091236A - Anthraquinone vat dyestuffs of the indanthrone series : en
  • CA368244A - Electrical plug : en fr
  • US2091102A - Pigment colors and their preparation : en
  • US2090800A - Engine valve : en
  • US2091027A - Two-way opening belt : en
  • US2091141A - Soldering strip installation and attaching member for the same : en
  • AT150420B - Process for the sterilization of organically contaminated industrial wastewater and other fermentable liquids. : de en
  • DE649400C - Control device for suction cell drum filter : de en
  • AU101810B2 - Improvements in or relating to shotgun cartridges : en
  • US2091199A - Lock : en
  • US2091072A - Apparatus for making tooth backings : en
  • AU245036A - Delayed automatic volume control systems for use in radio receivers : en
  • AU101831B2 - Improvements in and relating to diazo type printing processes : en
  • US2090857A - Trailer hitch : en
  • CA368289A - Powdered material solution getting into apparatus : en fr
  • FR817036A - Distillation process : en fr
  • DE649491C - Low frequency induction furnace : de en
  • GB471011A - Improvements in internal combustion engines : en
  • US2090659A - Bumper : en
  • US2090685A - Feed mixing mill : en
  • US2090879A - Floor board planer head : en
  • CA368263A - Coin-controlled apparatus : en fr
  • DE649561C - Elastic coupling : de en
  • US2090806A - Metallic rectifier : en
  • US2091109A - Apparatus for the measurement of tuned circuit components : en
  • US2090844A - Burial vault : en
  • FR47905E - Improvements to "fuel saving" devices for internal combustion engines : en fr
  • GB470837A - Improvements in and relating to hydraulic transmission mechanism : en
  • CA368266A - Massaging vibrator : en fr
  • AU156336A - Improvements in and relating to diazo type printing processes : en
  • JPS1212977Y1 - : ja
  • USD105777S - Design for a tinsel textile fabric : en
  • US2090937A - Bag : en
  • US2090847A - Margin control for duplicating machines : en
  • US2091080A - Grinding mill : en
  • US2091159A - Means for dissipating heat from radiators containing liquid : en
  • AU188836A - Cathode-ray television apparatus with adjustable size ofthe image point : en
  • US2090720A - Sheet piling : en
  • USD105738S - Design for a goblet or similar : en
  • AT150411B - Process for the production Use of conversion products of carbonaceous substances. : de en
  • US2090763A - Nonskid shoe attachment : en
  • US2091201A - Procedure for the purification and softening of water : en
  • DE1414161U - : de en
  • FR817145A - Thermionic tube and its applications : en fr
  • CA368238A - Solder pellet detecting apparatus : en fr
  • AT150494B - Oilcloth substitute. : de en
  • US2090947A - Recovery of acidic and basic reagents : en
  • US2091039A - Slide rule : en
  • CA368229A - Magnesium and alloy melting and casting method : en fr
  • CA368302A - Electric magazine wrench : en fr
  • DE649522C - Bogie for rail vehicles with relieved and transversely movable pivot pin and flexible, rolling bodies that support the vehicle body : de en
  • USD105796S - Design for a traffic signal : en
  • CA368197A - Hydrocarbon oil treatment : en fr
  • CA368268A - Elastic yarn : en fr
  • AT150413B - Grid-controlled high-vacuum amplifier tube with indirectly heated cathode. : de en
  • US2091162A - Fixing agents for perfumes and other volatile compounds : en
  • AT150430B - Irrigation device for body cavities. : de en
  • US2090836A - Particle inlaid surface : en
  • USD105736S - Design fob a goblet ob similab : en
  • GB470855A - Improvements in or relating to colour photography : en
  • USRE20485E - maolean : en
  • DE649600C - Device for supplying and removing liquid or gaseous fluids into or out of a rotating hollow shaft : de en
  • FR817197A - Lightning protection device for aircraft : en fr
  • FR817198A - Wet charge fire extinguisher : en fr
  • US2091243A - Hydraulic brake fluid distributor : en
  • FI17701A - Anordning vid oljebrännare : en fi
  • AU101807B2 - Improvements in automatic gain controls for radio receivers : en
  • AU287936A - Tool holders : en
  • USD105735S - Design for a goblet or similar : en
  • DE649508C - Method and device for producing milk powder from fresh milk : de en
  • US2091070A - Deck loader and unloader : en
  • US2090817A - Clam bucket : en
  • DE649557C - Wooden planes with replaceable, straight-edged, flat, flexible knife blades : de en
  • AU101832B2 - A means for holding steady the foot brake lever ofan automobile or like vehicle : en
  • DE649515C - Process and device for the production of plastic wall samples : de en
  • AT150412B - Shoe. : de en
  • AU328636A - Testing arrangements for electron discharge devices and methods of operating same : en
  • FR817160A - Keyless lock for safe : en fr
  • FR817026A - Brake system for car : en fr
  • FR47982E - Improvements to hemming devices : en fr
  • US2090653A - Counter for stores : en
  • US2090807A - Knitting band : en
  • AU104440B2 - Method of recording vibrations : en
  • AT150403B - Sewing machine. : de en
  • DE649406C - Circuit for generating short voltage surges with an approximately rectangular voltage time curve : de en
  • US2091169A - Stocking and method of making the : en
  • USD105822S - Design for an automobile heater or : en
  • US2091111A - Typewriting machine : en
  • USD105734S - Design for a goblet or similar : en
  • US2090758A - Battery plate separator : en
  • AT150426B - Pack for catgut or other surgical sutures made from animal or synthetic raw materials. : de en
  • FI17719A - Bindemedel, företrädesvis för hopfogning av delar av en till framställning av slipmassa avsedd slipskiva, samt sätt att framställa detsamma : en fi
  • US2090859A - Conversion of hydrocarbon oils : en
  • AT150454B - Power generator for vehicle lighting. : de en
  • AT150472B - Sweatband for hats. : de en
  • USRE20477E - Refrigerating apparatus : en
  • US2090742A - Huller gin : en
  • US2091196A - Process for converting hydrocarbons : en
  • US2090710A - Die for collar folding machines : en
  • AT150468B - Measuring device for determining the clear width of elongated cavities, in particular of gun bores. : de en
  • FR47939E - Arc lamp : en fr
  • FR817052A - Single tensioner assembly for furniture and various objects : en fr
  • FR817143A - Improvements to electro-pneumatic brakes : en fr
  • FI17697A - Anordning för omställning av utväxlingsförhållandet vid fordonsbromsar : en fi
  • CA368314A - Signal : en fr
  • GB470887A - Method of and apparatus for preventing excessive rise of pressure in steam generators with small water content : en
  • GB471055A - Improvements in fluid-pressure operated single stroke piston apparatus : en
  • CA368231A - Hair curler : en fr
  • GB470858A - Improvements relating to building blocks : en
  • US2090995A - Time delay relay : en
  • CA368199A - Electron discharge device : en fr
  • US2091154A - Apparatus for instructing and testing automobile driving : en
  • DE649465C - Hair clipper with wavy cutting edges : de en
  • FR47923E - Improvement in combustion engine cylinder heads : en fr
  • US2090709A - Control system for free stroke piston engines : en
  • US2090730A - Cutter : en
  • US2090935A - Footwear : en
  • USD105749S - Design for a goblet or similar : en
  • USD105812S - Drinking bowl for animals : en
  • US2091179A - Preparation of salt mixtures : en
  • US2090983A - Lubricator : en
  • FR817022A - Body molded from a hard and difficult to melt alloy and method of preparing such a body : en fr
  • FR817057A - Improvements made to the constitution and manufacture of padding and lining parts for clothing or the like : en fr
  • GB470810A - Improvements in or relating to optical instruments of variable magnification : en
  • GB471113A - Improvements in or relating to induction motors : en
  • FR817060A - Improvements in ciroulaire looms : en fr
  • GB470893A - Improvements in or relating to web guiding attachments for rotary web-printing presses : en
  • GB470878A - Method of producing a pulverulent binding medium : en
  • GB471024A - Improved couplings for connecting substantially aligned shafts : en
  • GR6762B - SIMPLIFICATION AND PERFECTION OF THE MANUFACTURE OF THE CLOSED BIPOLAR AND TRIPOLIC KNIFE OF INTERRUPTION OF 15-25-40-60 AND 100AMPERS OF PRESSED BACK. : el en
  • GB471100A - Improvements in electrical contact pins : en
  • DK53474C - Arkanlægger. : da en
  • US2090904A - Dental matrix : en
  • USD105786S - Design fob a program control panel : en
  • US2091175A - Strap and buckle assembling apparatus : en
  • USD105781S - Design fob a fur coat ob similar : en
  • US2091231A - Fluid heat exchange apparatus : en
  • US2090753A - Recording of sound : en
  • USD105803S - Design for a game device : en
  • USRE20481E - Pencil : en
  • GB470997A - An improved device for holding bottles : en
  • US2090814A - Buffing wheel : en
  • DE649472C - Closure for flushing and drainage channels of dams and similar water basins : de en
  • AT150449B - Electrical cable with the exception of concentric high frequency cables. : de en
  • AU24537A - Method of and means for receiving bodies of tins and feeding them toa soldering or folding mandrel : en
  • CA368306A - Weatherstrip : en fr
  • FR817124A - Solder wire : en fr
  • GB470937A - Improvements in or relating to folding boxes : en
  • USD105745S - Design for a goblet ob similar : en
  • FR817116A - Roller bearings, in particular for big ends : en fr
  • FR817165A - Process for obtaining relief vision in images projected on a cinematographic screen : en fr
  • US2091013A - Apparatus for heating liquids : en
  • US2091209A - Combined slub catcher and self threader for spinning and twisting machines : en
  • US2090969A - Support : en
  • USD105791S - Fishing reel : en
  • USD105762S - Design for a goblet or similar : en
  • GB470868A - Improvements in and relating to welding operations and fluxes therefor : en
  • DE649315C - shirt : de en
  • US2090942A - Process for the production of cyanhydrins : en
  • US2090986A - Traveling bag for automobiles : en
  • US2091215A - Lace and method of producing the same : en
  • DE649458C - Brake rods for operating various brake groups for motor vehicles : de en
  • DE649605C - Clamp lock for spindles : de en
  • US2090886A - Receptacle : en
  • GB471033A - Improvements in or relating to the twisting of yarns or the like at delivery : en
  • US2090614A - Speed changing mechanism : en
  • US2090833A - Tire cover : en
  • GR6760B - PROVISION FOR THE FORMATION OF SOIL BALLS FOR NEW PLANTS (PLANTS). : el en
  • USD105758S - Design for a goblet or similar : en
  • GB471065A - Improvements in wireless receiving apparatus : en
  • US2090719A - Form of pipe coupling : en
  • US2090924A - Artificial filament and method of making the same : en
  • US2090946A - Alloy metal : en
  • US2091061A - Building construction : en
  • FR47929E - Shelter against toxic gases : en fr
  • GB470952A - Improvements in and relating to methods of making and repairing furnace roofs : en
  • DK53477C - Link to Use when Write Down Telephone Messages. : da en
  • US2091188A - Loose leaf binder : en
  • DK53491C - Procedure for the manufacture of reflective signs. : da en
  • US2091086A - Vehicle signal : en
  • CA368286A - Rolling pin : en fr
  • DE649412C - Oven for bakeries, pastry shops, butcher shops or similar purposes : de en
  • GR6755B - OXYGEN SUPPLY REGULATORY VALVE ADJUSTED BY MEMBRANE AUTOMATICALLY SET IN ENERGY THROUGH SPIRIT OPERATION. : el en
  • GB470875A - Improvements in or relating to electric circuit breakers : en
  • GB471112A - Improvements in the manufacture and production of carbon compounds of high molecularweight : en
  • GB471156A - Improvements in and relating to aircraft and exhaust systems therefor : en
  • US2090669A - Artificial fiber : en
  • US2091132A - Telephone system : en
  • DE649457C - Filter breathing apparatus : de en
  • GB471157A - Improvements in photoelectric devices and electric contact rectifiers of the barrierlayer type : en
  • GB470809A - Improvements in or relating to electric discharge lamps : en
  • GB470906A - Improvements in or relating to control means for liquid-fuel injection internal combustion engines : en
  • GB471159A - Improvements relating to wire tying and other strapping machines : en
  • FR817158A - Installation of removable mechanically operated tarpaulins for horticulturalists and market gardeners : en fr
  • GB470891A - Improvements in or relating to telephone paystations : en
  • DE649468C - Device to prevent vibrations of the defense body in overflowing weirs : de en
  • DE649588C - Air heater for drying purposes : de en
  • DK53502C - Procedure and Apparatus for Collecting Pieces of Paper in Block Form. : da en
  • DE649507C - Method of drying whey : de en
  • FR817162A - Cadmium metal purification process : en fr
  • FR47971E - Device for the rapid adjustment of the operating quantities of electric machines : en fr
  • DE649509C - Process for refining quark : de en
  • US2090777A - Blackboard eraser cleaner : en
  • DE649504C - Riveting process and riveting device : de en
  • FR817129A - Alidade for maritime navigation and others : en fr
  • GB470895A - Improvements in or relating to automatic weft stop motions for weaving looms : en
  • DE649421C - Winding machine for applying the thread to thread needles, especially for working fishing nets : de en
  • DK53489C - Radsaamaskine. : da en
  • DE649559C - Pre-chamber diesel engine : de en
  • US2090990A - Frame : en
  • US2090897A - Chain fastener : en
  • US2091078A - Extraction process : en
  • GB470808A - Improvements in photographic processing baths and compositions therefor : en
  • AU101833B2 - Cathode-ray television apparatus with adjustable size ofthe image point : en
  • DE649408C - Magnetogram carrier : de en
  • GB470909A - Improvements in processes for reproduction of designs : en
  • US2090620A - Method of separating cineols from hydrocarbons of similar boiling range : en
  • FR47980E - Transformer using electrostatic plates : en fr
  • FI17715A - Anordning for automatic installation in the form of a hand-held device for the purpose of Gods, isynnerhet Papp : en fi
  • USD105826S - Design for a textile fabric : en
  • USPP261P - Avocado : en
  • US2091101A - Tire deflation indicator : en
  • US2090852A - Combined typewriting and comput : en
  • US2090792A - Moth exterminator : en
  • US2091241A - Process for the preparation of dicarboxylic acid esters : en
  • FR817107A - Improvements to tedders or other agricultural machines : en fr
  • GB470985A - Improvements in filters : en
  • CA368206A - Electric circuit control : en fr
  • DE645539C - Tile heated electrically by means of resistance heating : de en
  • DE649567C - Process for the alternating presentation of colored and black-and-white images with lenticular projection apparatus and film for the implementation of this process : de en
  • AT150441B - Full coat hood for hair drying. : de en
  • US2091147A - Marking apparatus for book covers : en
  • US2090626A - Method of preventing infiltration in wells : en
  • US2091138A - Pumping valve assembly : en
  • FR817103A - Tangential combustion engine : en fr
  • US2090670A - Production of artificial materials : en
  • FR47991E - Process for the preparation of anthraquinone dyes for vats : en fr
  • FR47918E - Improvements to dictation machines : en fr
  • GB470871A - Manufacture of tiles and the like : en
  • FR817189A - High frequency induction coil : en fr
  • GB470797A - Improvements in and relating to the utilisation of certain waste products arising inthe manufacture of beet sugar : en
  • GB471040A - Improvements relating to buttons for fastening in a buttonhole of a garment : en
  • FI17707A - Colored pans : en fi