• US2316921A - Bag feeding mechanism : en
  • US2316848A - Apparatus for regulating the flow of liquid : en
  • US2317030A - Fuse indicating system : en
  • GB552661A - Improvements in devices for removing deposits on the blades of water turbines and screw pumps and the like : en
  • US2316894A - Device or apparatus for treating hair : en
  • US2316917A - Process for electrodepositing iron : en
  • FR881335A - Bonding of polarization sheets on and between support or base plates : en fr
  • FR881433A - Machine for placing wooden dowels in the assembly of shoe soles : en fr
  • US2316786A - Cartographic device : en
  • US2317243A - Baby swing : en
  • US2316956A - Valve locking device : en
  • US2317175A - Gate operating control : en
  • US2317244A - Method and machine for profiling masses of material : en
  • US2316750A - Purification of manganese electrolyte solutions : en
  • US2317292A - Bag loading or filling device : en
  • US2316888A - Trap and bait box therefor : en
  • US2317205A - Method of working metals : en
  • GB552658A - Improvements in frequency modulation receivers : en
  • US2317053A - Alkali treatment of hydrocarbon oils : en
  • CA411853A - Piston head assembly : en fr
  • US2316834A - Push button : en
  • DE734674C - Screw spindle drive for the crossbeam on carousel swivels and similar machine tools : de en
  • US2317295A - Permanent magnet and process of production : en
  • DE1531273U - : de en
  • CA411927A - Fluorine removal from phosphate liquors : en fr
  • GB552764A - Improvements in or relating to lathes : en
  • CA411863A - Camera support : en fr
  • CA411958A - Resilient joint : en fr
  • US2317146A - Wheel slip responsive means : en
  • FR881235A - Improvements to radio transmitters, especially portable sets of this type : en fr
  • GB552788A - Improvements in and relating to tanks and casings for electric transformers : en
  • US2317134A - Electropneumatic brake : en
  • US2317240A - Lubricating system for sewing machines : en
  • DE734413C - Process for the preparation of o-oxyazo dyes : de en
  • US2317057A - Pneumatic spring : en
  • US2316843A - Three-roll mill for crushing sugar cane and the like : en
  • DE734629C - Directional relay for direct current systems : de en
  • US2316804A - Tin can container : en
  • US2317089A - Feeding mechanism for shaker conveyers : en
  • FR881213A - Process for manufacturing the felted regenerated leather and product obtained : en fr
  • FR881418A - Flange or washer for releasing nuts, pinions, or freewheels : en fr
  • DE734680C - Metal extrusion press, in particular cable jacketing press : de en
  • GB552650A - Improvements in or relating to neutralised high-frequency amplifiers : en
  • USD135517S - Design fosi a pin or similar akticle : en
  • USD135524S - Design fob an infant s weaning trat : en
  • GB552702A - Improvements in or relating to spool or cop transfer devices for yarn winding machines : en
  • GB552772A - Cigarette lighters and the like : en
  • CA411902A - Engine starter mechanism : en fr
  • DK60821C - Process for the conversion of polymeric compounds which can be spun from a melt. : da en
  • US2316771A - Display rack : en
  • US2317264A - Machine tool : en
  • CA411914A - Levulinic acid manufacture : en fr
  • US2316854A - Knockdown crated carton : en
  • DE734321C - Device for controlling the speed of alternating current generators as a function of a comparison frequency : de en
  • DE734526C - Process for the production of water-soluble nitrogen-containing resins : de en
  • GB552720A - Improvements in or relating to electrical couplings and connections : en
  • GB552745A - Improvements in, or relating to the balancing of blades of airscrews and the like : en
  • DE734656C - All terrain drum for motor vehicles : de en
  • GB552721A - A new or improved x-ray tube holder : en
  • US2316918A - Knob device : en
  • GB552680A - Improvements in or relating to gripper mechanism for feeding blanks to platen and other machines : en
  • FR881308A - Page turners for music notebooks : en fr
  • FR881363A - Device using the kinetic energy of a pressurized liquid jet for the lubrication, refrigeration or heating of moving parts : en fr
  • GB552753A - Improvements in or relating to the exhaust tube constructions in the envelopes of discharge tubes : en
  • GB552800A - Imprinting apparatus : en
  • FR881330A - Safety device in the event of gas failure at the gas burners, at the same time forming a pressure regulator : en fr
  • DE734545C - Schuetzenwechtervorrichtung for double-shot looms working with ordinary lay and provided with a piercing device : de en
  • DE734695C - Device for stepless regulation of the delivery rate of piston pumps : de en
  • GB552777A - Improvements in and relating to the continuous casting of metal billets, bars, rods, tubes and the like : en
  • US2317018A - Electrical resistor of thermostatic laminated metal : en
  • US2317043A - Creation of design patterns : en
  • US2317209A - Impregnated fibrous materials : en
  • US2317044A - Bottle and like crate : en
  • US2317258A - Transition control system : en
  • GB552734A - Improvements in casting concrete and the like : en
  • FR881401A - High pressure vessel : en fr
  • GB552783A - Improvements in or relating to mechanism for opening and ejecting the contents of boxes : en
  • US2316951A - Profilometer : en
  • US2317235A - Take-up mechanism for conveyer apparatus : en
  • US2317331A - Method and apparatus for the manufacture of cork composition : en
  • US2316782A - Process of producing multicolor images : en
  • US2316993A - Corrugated glass glazing unit : en
  • USD135536S - De lanty : en
  • DE734662C - Gas-tight and tower-proof cover of horizontal cellar windows or exits : de en
  • US2317056A - Method for removing acidic constituents from organic liquids : en
  • US2317250A - Means for wrapping filaments around tubes or cylinders : en
  • GB552756A - Improvements in or relating to brakes for road vehicles : en
  • FR881336A - equipment for measuring and recording small variations in mechanical quantities such as length, pressure or the like, with application of electric discharge vessels : en fr
  • DE734568C - Process for the preparation of conversion products of diols : de en
  • US2317213A - Cleaning machine : en
  • GB552709A - Improvements in or relating to manometers : en
  • DE734787C - Toggle switch with three switch positions : de en
  • US2316822A - Process and apparatus for producing knitted fabric, hosiery : en
  • US2317058A - Horn motor and relay unit : en
  • US2316959A - Apparatus for coating articles : en
  • US2316929A - Railway signaling apparatus : en
  • US2317166A - Pumping device : en
  • FR881429A - Internal combustion engines with central gear : en fr
  • US2317313A - Elevating conveyer : en
  • US2317319A - Screw driver : en
  • FR881325A - Perfected press : en fr
  • FR881245A - Temperature warning buzzer : en fr
  • US2317079A - Honing machine : en
  • US2317196A - Combination strut : en
  • FR881439A - Device for removing pieces one by one and from below from a stack of paper bags or the like : en fr
  • AU116808B2 - Improved process forthe synthesis of methane : en
  • US2317304A - Apparatus for the electrical surveying of boreholes : en
  • US2317339A - Automatic shift power transmission : en
  • DE734421C - Drilling device with automatic feed and quick return : de en
  • DE734552C - Control device for step transformers that can be switched under load : de en
  • DE734514C - Circuit arrangement for company lines in telecommunications systems, especially telephone systems : de en
  • AU466842A - Improvements in stretchers, beds andthe like : en
  • US2316881A - Oil burner : en
  • DE734639C - Method and device for piezo-electric measurement of unsteady and steady-state forces in both directions : de en
  • US2316933A - Gate valve : en
  • US2316961A - Railway traffic controlling apparatus : en
  • US2317318A - Knitting machine : en
  • GB552663A - Improvements relating to brazing compositions : en
  • GB552678A - Improvements in or relating to the reinforcement of building materials made from a mixture containing sawdust or the like and cementitious material : en
  • DE734795C - Process for the preparation of acylaminoazo dyes : de en
  • GB552727A - Improvements in centrifugal separators : en
  • US2317033A - Thermostat structure : en
  • US2317109A - Pressure gauge : en
  • US2317150A - Asphalt manufacture : en
  • US2317278A - Drain trap : en
  • DE734692C - Control for four-stroke internal combustion engines : de en
  • US2317115A - Parachute : en
  • US2317009A - Apparatus for subjecting cylindrical members to heat treatment : en
  • DE734790C - Process for achieving the auxiliary gas pressures necessary for repeated ignition of the electrical gas discharge tubes : de en
  • FR881255A - Improvements to fasteners : en fr
  • GB552733A - Improvements connected with the compensation of variable speed a.c. shunt commutator motors : en
  • US2317296A - Cabinet structure : en
  • US2317306A - Rotary drilling rig : en
  • USD135509S - Design for a spectacle guard : en
  • AU116800B2 - Material of high magnetic conductivity and method of producing such material : en
  • USD135537S - Design for a portable building : en
  • CA411946A - Telephone switching apparatus : en fr
  • GB552784A - Improvements in or relating to framed buildings : en
  • CA411893A - Circuit breaker operating system : en fr
  • US2316957A - Valve : en
  • US2317128A - Buckle : en
  • US2317202A - Apparatus for timing impulses : en
  • FR881355A - Absorption refrigerator unit with pressure balancing gas : en fr
  • DE734774C - Adjustable display device for the various washing processes : de en
  • DE734780C - Circuit arrangement to avoid acoustic feedback for paging systems in vehicles : de en
  • AU116820B2 - Improvements in or relating tothe uncoiling of wire or other strip material : en
  • US2316883A - Dual signal frequency transmission network : en
  • CA411892A - Chlorinated diphenyl sulphide : en fr
  • FR881286A - Cast iron repair powder : en fr
  • FR881264A - Coke ovens improvements : en fr
  • GB552795A - Improvements in or relating to hot water heating systems : en
  • US2317106A - Speed drill : en
  • US2317097A - Fatigue-testing machine : en
  • FR881402A - Control device for radio transmitter with rotating steering beam : en fr
  • GB552691A - Improvements in or relating to picking motions for looms : en
  • FR881221A - Resistance thermometer : en fr
  • DE734624C - Field regulator control for internal combustion electric traction vehicles : de en
  • US2316766A - Scabbard or sheath : en
  • US2317100A - Socket device : en
  • US2317000A - Tiltable lumber hoist : en
  • US2317181A - Urea-formaldehyde-triethanolamine hydrochloride condensation product : en
  • DE680225C - Method for determining the liquid content of doughy masses, e.g. fermenting dough : de en
  • GB552761A - Improvements in or relating to gasfilled high-tension rectifiers : en
  • US2316934A - Barrel filler : en
  • FR881211A - Alternating current production system with constant output frequency in the presence of different numbers of revolutions : en fr
  • FR881263A - Automatic valve, especially for draining flooded land at high tide : en fr
  • DK60813C - Procedure for Surface Treatment of Roads, Streets, Squares and Other Busy Places. : da en
  • AU499642A - Improvements in or relating to air compressors : en
  • US2317049A - Christmas tree stand : en
  • US2317263A - Testing device : en
  • US2316775A - Treatment of hydrocarbons : en
  • US2316940A - Blower control for mechanical draft cooling towers : en
  • DE734588C - Process for the enrichment and extraction of a substance which promotes leukocyte formation from the liver : de en
  • US2316906A - Tape marker : en
  • FR881378A - Plasticizers or emollients and their preparation process : en fr
  • US2317040A - Paper carton : en
  • US2317231A - Self-embedding nailhead : en
  • DK60829C - Wrapping device for Films. : da en
  • FR881256A - Fixed pants for cyclist : en fr
  • FR881248A - Improvements to telephone systems : en fr
  • DE734716C - Device for cutting weft threads on fabric edges by means of rotating cutting blades : de en
  • US2316842A - Leak testing bath and method of the testing : en
  • US2316759A - Method for removing weakly acidic sulphur compounds from hydrocarbon liquids : en
  • DE706536C - Receiver with positive feedback that can be switched off : de en
  • US2316960A - Motor : en
  • GB552737A - Machine for making tubes : en
  • FR881427A - Device for monitoring the operating conditions of devices protecting circuits, in particular circuit breakers, in energy distribution installations : en fr
  • US2316845A - Method of chilling photographic emulsions : en
  • US2316949A - Method of plasticizing synthetic rubber : en
  • DE734700C - Spulenfuehlvorrichtung for two-way box changing looms : de en
  • DE732604C - Whisker : de en
  • US2317275A - Hydraulic motor gear : en
  • US2317279A - Blower for clothes pressing machines : en
  • DE734600C - Injection carburetors for internal combustion engines, especially for motor vehicles : de en
  • DE734751C - Ignition circuit breaker device for internal combustion engines : de en
  • DE734762C - Winding capacitor for the derivation of ultrashort-wave oscillations from an electrical line : de en
  • GB552700A - Improvements in or relating to arrangements for amplifying or generating electrical oscillations of very high frequency : en
  • GB552740A - Improvements in window operating mechanism for automobiles : en
  • GB552660A - An improved telescopic post : en
  • GB552662A - Gauge or instrument for measuring or testing mechanical work : en
  • US2317245A - Windshield wiper mechanism : en
  • US2317207A - Combination hair and hat fastener : en
  • FR881252A - Electrical connection device : en fr
  • FR881326A - Device for moving rolls in roll presses : en fr
  • DE734607C - Process for the photographic production of master copies by letterpress printing : de en
  • US2316945A - Boiler : en
  • US2317329A - Specimen holder for x-ray analyses : en
  • US2317215A - Hook block : en
  • US2317037A - Jar or cap wrench : en
  • US2316799A - Stringed musical instrument : en
  • US2316882A - Carburetor vapor relief valve : en
  • USD135533S - Design for a repeater compass indicator : en
  • US2316915A - Apparatus for amplifying and measuring small displacements : en
  • US2316989A - Popcorn machine : en
  • US2317238A - Gunfire control apparatus : en
  • US2317261A - Pressing iron : en
  • USD135538S - Design for a clothespin bag : en
  • IE16424L - Pocket igniters : en
  • US2317051A - Mixing valve construction : en
  • DE734761C - Stuffing box steam line for steam turbine system consisting of several individual turbines : de en
  • DE734689C - Workbench with removable table top for mending running mats : de en
  • DE734789C - Multifilament incandescent lamp : de en
  • DE734633C - Fluid cleaner for electrical devices with cooling pipes filled with insulating fluid : de en
  • DE734580C - Magnetic voltage equalizer : de en
  • GB552696A - Improvements in or relating to tensile testing machines : en
  • FR881202A - Fuel sprayer : en fr
  • FR881332A - Luggage racks for bicycles, motorcycles and the like : en fr
  • GB552724A - Photo-electric phonograph : en
  • US2317162A - Light reflecting stud : en
  • US2317173A - Apparatus for melting powdered materials : en
  • DE734773C - Method and device for treating beer with aluminum silicate of the montmorillonite type : de en
  • GB552657A - Improvements in and relating to gaseous electric discharge lamps : en
  • FR881391A - Drum furnace for continuously heating, quenching and improving balls made of iron, steel or other metal : en fr
  • GB552767A - Improvements in or relating to pumps and seals suitable for use in such pumps : en
  • FR881214A - Process for the production of regenerated laminated leather : en fr
  • US2316911A - Work-locating mechanism : en
  • CA411931A - Bromine derivative of phytol : en fr
  • FR881220A - Faculty : en fr
  • DE734650C - Process for preheating of workpieces to be welded together within a mold surrounding the welding point : de en
  • DE734772C - High pressure gear pump : de en
  • US2317093A - Materials testing equipment : en
  • US2316826A - Garbage dumping body : en
  • GB552672A - Improvements in and relating to high frequency apparatus : en
  • DK60838C - Procedure for producing photographic - like decorations on metal objects. : da en
  • DK60840C - Cellular Tray for Use as an Insert in Boxes for Eggs and Similar Score Goods. : da en
  • GB552653A - Improvements in and relating to the filtration of alcoholic beverages and particularly beer : en
  • FR881443A - Process for the manufacture of thin bars of non-ductile metals with high surface tensions in the liquid state : en fr
  • FR881356A - Process for obtaining sulfuric acid from sodium sulfate and hydrochloric gas : en fr
  • FR881441A - Improvements to binders, in particular for the manufacture of coal briquettes : en fr
  • FR881267A - A method of preparing an inexpensive, palatable and highly digestible anti-alcoholic popular drink : en fr
  • DE734703C - Telecommunication cable stranded in layers with low magnetic coupling : de en
  • GB552758A - Improvements relating to liquid-fuel-injection internal combustion engines : en
  • US2317204A - Picture hanger : en
  • US2317029A - Indicating system for overdrive control : en
  • US2317133A - Brake control means : en
  • AU801743A - Polymer : en
  • CA411898A - Synthetic fibre dyeing process : en fr
  • US2316876A - Slicing machine : en
  • DE734632C - Transmitter for electrical impulses : de en
  • US2316998A - Water resistant composition material and method of making same : en
  • US2317017A - Pier and method of constructing the same : en
  • DE734640C - Removal device for the spur tubes of gas detectors : de en
  • FR881304A - Animal fiber mordanting process : en fr
  • GB552802A - Improvements in or relating to valve construction and pumps employing the improved valve construction : en
  • GB552643A - Improvements in or relating to resinous ester products : en
  • FR881447A - Single-chamber compressed air brake for truck trailers that is controlled by trailer brake line pressure and settling forces : en fr
  • FR881449A - Symmetrical coil tuning device : en fr
  • US2316978A - Reinforcing clamp : en
  • FR881201A - Agricultural strawberry enhancements : en fr
  • DE734540C - Switching device for electromagnetic motor vehicle change gear : de en
  • DE734544C - Dobby for looms with cam drive for the lifting knife lever : de en
  • DE732410C - Street lighting : de en
  • FR881367A - Anticryptogamic and antiparasitic product : en fr
  • FR881224A - Device for reducing the intensity of the short-circuit currents caused in the transformer which supplies a mutator, by the ignition returns in this mutator : en fr
  • GB552725A - Improvements relating to liquid-fuel injection means for prime movers : en
  • CA411909A - Manganese and alloy processing : en fr
  • US2317110A - Method of making brushes : en
  • USD135544S - Design fob a dress : en
  • US2316761A - Shoe sewing machine : en
  • US2317041A - Scraper : en
  • US2316753A - Method for removing weakly acidic substances from substantially neutral organic water-immiscible liquid : en
  • US2316997A - Tensioning means for chain saws : en
  • US2316996A - Cutoff saw : en
  • US2317177A - Dry shaver : en
  • DE734569C - Sheet feeder working with suction air : de en
  • DE734713C - Schraemkette : de en
  • US2316973A - Feeding mechanism for shaker conveyers : en
  • GB552730A - Improvements relating to road-vehicle wheels and tyres : en
  • FR881310A - Manufacturing process of hard rubber : en fr
  • US2316967A - Oil base drilling fluid and method of regenerating the same : en
  • US2317070A - Shaft and hub connection : en
  • AU116790B2 - Improvements in furnace tilting device : en
  • US2316756A - Typewriter desk : en
  • US2316867A - Packaging machine : en
  • US2317229A - Attachment for furnaces and the like : en
  • USD135553S - Design fob! a dress : en
  • GB552693A - Improvements in apparatus for controlling the length of material delivered by a machine : en
  • US2316920A - Electricity meter : en
  • US2316964A - Mastic composition and method of preparing same : en
  • CA411955A - Fowl carcass preservation : en fr
  • DE734684C - Tone color regulator working with frequency-dependent negative feedback : de en
  • US2317045A - Apparatus for production of artificially cultured buttermilk : en
  • CA411977A - OXIDATION PRODUCT OF .alpha.-TOCOPHEROL : en fr
  • FR881205A - Reversible blade screwdriver : en fr
  • DE734534C - Device for processing waste paper : de en
  • US2316773A - Electric discharge tube : en
  • US2317252A - Metallurgical furnace : en
  • US2316779A - Dynamoelectric machine : en
  • US2316991A - Bowling alley : en
  • US2316948A - Aluminum-treated cast steel : en
  • DE734714C - Method and device for conveying the coal extracted ready for loading in the underground longwall mining with a mobile cutting machine : de en
  • DE734655C - Friction disc screw press : de en
  • IE17956L - Magnetic cores : en
  • US2316966A - Method for removing organic acidic substances from hydrocarbon fluids : en
  • USD135510S - Design for a spectacle frame : en
  • US2317172A - Feeding mechanism for shaker conveyers : en
  • AU316341A - Improvements in immersion type electric water heaters : en
  • CA411924A - Bottle holding carton : en fr
  • FR881236A - Improvements made to devices such as radio transmitters or receivers, in particular portable stations : en fr
  • DE734718C - Handle attachment for scrubbers, brooms, etc. like : de en
  • AU167441A - Radio receiving systems : en
  • GB552664A - Method and apparatus for sealing containers : en
  • AU498942A - Noise limiter circuit : en
  • CA411921A - Cutting machine knife sharpening mechanism : en fr
  • FR881430A - Improvements to frames of bicycles, tandems, etc. : en fr
  • FR881380A - Condenser microphone : en fr
  • DE734630C - Light metal housing for the motor of power tools : de en
  • DE734764C - Multi-beam cathode ray tubes : de en
  • DK60818C - Directly heated, coil-shaped cathode for cathode ray tube. : da en
  • CA411874A - Fluid actuated switch : en fr
  • FR881450A - Screw clamp : en fr
  • US2317121A - Gas lift intermitter : en
  • US2317277A - Closure fastener : en
  • US2316969A - Glass shaping machine : en
  • GB552703A - Improvement in taper attachment for lathes : en
  • AU116817B2 - Apparatus for soil fertilization : en
  • DE734574C - Self-connecting telephone station which is jointly assigned to several participants and is provided with a coin payment device : de en
  • DE734628C - Transmitter or receiver for wireless telephony : de en
  • DE734396C - Drawbench with rope drive for the tong trolley : de en
  • GB552779A - Improvements relating to micrometer screw gauges : en
  • DK60812C - Apparatus for cleaning or repainting used typewriter tapes. : da en
  • FR881440A - Device for the automatic execution of manufacturing work : en fr
  • US2316816A - Screw thread grinding machine : en
  • US2316832A - Fluid mixing device : en
  • US2316988A - Stapling machine : en
  • US2317227A - Hand signal for motorists : en
  • US2317088A - Coupling for linemen's protective devices : en
  • GB552765A - Improvements relating to telephone systems : en
  • FR881219A - Loudspeaker alternate conversation installations : en fr
  • AU121432B2 - Improvement in method of generating frequency modulated waves : en
  • FR881338A - Selector mechanism, in particular for adjusting the wheels of types of telegraphic apparatus : en fr
  • US2316846A - Adjustable strap fastener : en
  • US2316903A - Addition agent for lubricants : en
  • US2316985A - Handle : en
  • US2317125A - Post cap : en
  • DE734708C - Process for joining plastics with rubber : de en
  • US2316886A - Grinding machine : en
  • US2316802A - Garment with adjustable collar : en
  • US2316872A - Thermal control for electric circuit : en
  • US2317156A - Railway vehicle structure : en
  • GB552681A - Improvements in or relating to the production of viscose : en
  • FR881222A - Dust respirator, with filter placed behind the wearer's head : en fr
  • FR881343A - Talking head for magnetic sound recording device : en fr
  • DE734783C - Rotationally symmetrical piezoelectric oscillating crystal : de en
  • US2317266A - Electric switching system : en
  • DE734636C - Device for determining the product from one measured value and a second variable : de en
  • US2316947A - Weighing scale : en
  • US2317064A - Tank truck : en
  • US2317178A - Electronic circuits : en
  • US2316823A - Circular knitting machine : en
  • FR881445A - Pipe wrench : en fr
  • US2317228A - Electric heater : en
  • FR881272A - Improvement of bicycle cranksets : en fr
  • FR881405A - Fast plane : en fr
  • DE734590C - Hand roller for welding the edges of adjacent unvulcanized rubber sheets : de en
  • DE734826C - Obstetrician machine for animals : de en
  • FR881365A - Aluminum stamping process or similar : en fr
  • FR881376A - System of electrodes with a barrier layer comprising at least one grid embedded in this layer : en fr
  • FR881428A - Converter with periodically actuated contacts : en fr
  • GB552698A - Improvements in or relating to directional light-restricting screens : en
  • FR881244A - Improvements to absolute acceleration relays for electric motor starting equipment : en fr
  • US2316852A - Lubricating oil : en
  • DE734742C - Turntable glass press with tiltable mold carriers : de en
  • US2317054A - Method of treating petroleum oils : en
  • DE734758C - Securing to grinding machines : de en
  • US2316875A - Pulverizing mill control system : en
  • FR881397A - Electric motor for record players and similar uses : en fr
  • US2316803A - Photographic material for taking color photographs : en
  • US2316986A - Bulb grading machine : en
  • US2317218A - Spring wheel assembly : en
  • GB552718A - Improvements in or relating to multi-grid electron discharge tubes : en
  • GB552690A - Improvements in and relating to electromagnetic induction apparatus : en
  • GB552801A - Improvements in or relating to an adjusting and locking device, particularly for relief valves, and to pumps employing such devices : en
  • US2317008A - Dental restoration : en
  • US2317268A - Pattern control for knitting machines : en
  • CA411939A - Weighing and grading system : en fr
  • US2316968A - Oil base drilling fluid : en
  • US2317233A - Method and apparatus for hardening steel rolls : en
  • US2316770A - Froth flotation apparatus and treatment : en
  • FR881277A - Apparatus for photoelectric sound recording and reproduction : en fr
  • GB552655A - Improvements in the coating of articles with liquid : en
  • DK60823C - Procedure for refining artificial taverns based on protein. : da en
  • FR881209A - electrode for electric discharge vessel : en fr
  • US2317113A - Control system for machines : en
  • GB552766A - Bar or rod, forming part of a suit-hanger, allowing waistcoat and trouser support outside jacket : en
  • US2316901A - Electrode : en
  • US2317137A - Polystyrene plastic : en
  • US2317189A - Wiring device : en
  • USD135507S - Design for an overbed table : en
  • US2317082A - Refrigerating apparatus : en
  • DE734690C - Multi-cylinder engine : de en
  • US2316751A - Landing indicator : en
  • FR881313A - Ratchet wheel control for strapping device with wire : en fr
  • FR881431A - Divisible deep seat rim for automotive wheels : en fr
  • DE734782C - Microphone capsule largely protected against moisture : de en
  • US2317246A - Muffler : en
  • DE734354C - Railway signal and point monitoring device : de en
  • US2316871A - Hydraulic machine tool : en
  • US2317294A - Magnetic material : en
  • US2317068A - Liquid measuring device : en
  • GB552791A - Improvements relating to the assembly of electrodes in electron guns for cathode ray tubes : en
  • GB552666A - Improvements in or relating to overalls, boiler suits or the like : en
  • GB552763A - Improvements in and relating to screen caps for thermionic valves : en
  • US2316754A - Gum and carbon deposit solvent and method of using the same : en
  • US2317232A - Sectional slidable shelf : en
  • US2316952A - Scaffold unit : en
  • CA411854A - Frequency modulated signal relaying means : en fr
  • DE734702C - Process for the production of aniline black on textile fabrics : de en
  • AU116809B2 - Noise limiter circuit : en
  • DE734537C - Method for attaching disc or cylindrical filters in the form of filters in the housings of respiratory protection filters : de en
  • US2316924A - Hydraulic shock absorder structure : en
  • CA411972A - Column for metal buildings : en fr
  • USD135522S - Design for a ceramic brooch pin : en
  • CA411925A - Catalyst preparation : en fr
  • AU500142A - Apparatus for soil fertilization : en
  • FR881375A - Toy airplane : en fr
  • US2316977A - Circuit controller : en
  • AU116803B2 - Frequency modulation converters : en
  • US2316889A - Mineral oil composition and improving agent therefor : en
  • USD135552S - Receptacle for toothbrushes and the like : en
  • DE734704C - Coupling circuit for switchgear : de en
  • FR881305A - Method and device for operating machine tools with a mechanism braking device, in particular planers : en fr
  • US2316980A - Wall assembly : en
  • USD135551S - Combined bookmark and greeting- card : en
  • DE734604C - Equipment for the treatment of fluids such as Milk in an alternating electric field : de en
  • DK60819C - Procedure for the manufacture of a detergent. : da en
  • US2316950A - Tension adjuster for clotheslines or the like : en
  • US2317206A - Educational toy : en
  • US2317272A - Screen attachment for eaves troughs : en
  • US2317230A - Regrooving tool : en
  • CA411880A - Aerial tramway supporting means : en fr
  • DE734652C - Forging of seamless rings with a Z-shaped cross-section : de en
  • US2316928A - Inductive reactor : en
  • DE734602C - Propulsion engine : de en
  • CA411907A - Manganese alloy : en fr
  • FR881297A - Color-changing device applicable to colored light signaling devices mounted on flashlights or similar portable lighting devices : en fr
  • DE734601C - Propulsion device for additional and controllable acceleration of a projectile in flight : de en
  • FR881422A - Method and means for the laying of temporary electrical connections of light and force : en fr
  • CA411882A - Aerial bucket tramway : en fr
  • FR881223A - Process and device for treating sleeves or sheaths made of thermoplastic synthetic materials and in particular of polyvinyl chloride : en fr
  • FR881329A - Anthraquinone dyes and their preparation process : en fr
  • US2316795A - Keyboard perforator : en
  • US2317104A - Air conditioning : en
  • AU499142A - Process and apparatus forthe manufacture of asbestos cement and like products : en
  • US2317096A - Motion picture camera : en
  • US2316793A - Infinitely variable speed transmission : en
  • US2317186A - Grease guard for looms : en
  • DE734570C - Device for volume control for refrigeration machines : de en
  • US2317287A - Closure : en
  • DK60839C - Container with Squeeze Stamp for viscous or paste-shaped Products. : da en
  • US2316907A - Electric pressing iron : en
  • DE734649C - Aluminothermic welded connection for rails : de en
  • US2317254A - Dynamic braking system : en
  • DE734757C - Suction strainer for pumping dirty water : de en
  • FR881309A - Process for reducing the viscosity of gelatin emulsions containing color couplers : en fr
  • US2317011A - beta-(p-methoxyphenyl) n-propyl dimethylamine : en
  • US2316922A - Bag feeding mechanism : en
  • US2317103A - Manufacture of dental crowns : en
  • CA411975A - Exposure meter : en fr
  • USD135518S - Design fob, a badge : en
  • FR881284A - Roasted herbal drinks : en fr
  • FR881409A - Sighting device for stereoscopic cameras : en fr
  • DE734687C - Chute firing for stoves : de en
  • DE734564C - Process for the production of aqueous solutions of complex aluminum compounds : de en
  • FR881306A - Crankcase for twin-shaft engines : en fr
  • FR881368A - Electric motor trailer : en fr
  • FR881206A - Improvements to coffee grinders : en fr
  • US2317142A - Manufacture of motor fuel : en
  • DE734475C - Process for the production of polyamino ethers : de en
  • US2316817A - Ophthalmic mounting : en
  • CA411985A - Substituted chromane production : en fr
  • GB552752A - Improvements in and relating to collapsible tents : en
  • GB552768A - Improvements in blank feeding means for metal working presses : en
  • DE734560C - Process for the production of monoacylated ureas : de en
  • DE734653C - Process for the production of cellulose suitable for the production of photographic paper : de en
  • DE734685C - Process for the production of cold glue : de en
  • US2317013A - beta-m-methoxyphenylpropyl benzylamine : en
  • DE734576C - Device for closing a circuit : de en
  • FR881400A - Automatic solids dispenser, particularly applicable to mechanical devices working under vacuum : en fr
  • DE734627C - Device for the transmission of messages : de en
  • DK60817C - Electric Lantern with rod-shaped Battery. : da en
  • US2316877A - Micrometer gauge : en
  • DE734720C - Snap-in fastener : de en
  • GB552797A - Improvements in or relating to devices for operating the type bars of a typewriter : en
  • AU115882B2 - Improvements in immersion type electric water heaters : en
  • DE734543C - Shake slide connection : de en
  • US2316862A - Military game : en
  • CA411872A - Combined beehive foundation and frame : en fr
  • FR881333A - Linear polyoxamides manufacturing process : en fr
  • GB552640A - The production of organo-silicon polymeric compounds : en
  • US2317176A - Container bag and outer garment : en
  • AU315741A - Improvements in or relating to magnetic systems comprising material of good magnetic conductivity and method of manufacturing such material : en
  • USD135547S - Design fob an automobile light : en
  • US2317274A - Rotary feeder : en
  • US2317276A - Pressure apparatus : en
  • DE734721C - Process for the preparation of toluene : de en
  • US2317123A - Toothbrush : en
  • US2317160A - Removable umbrella cover : en
  • CA411952A - Electrostatic cement raw material separation : en fr
  • US2316984A - Apparatus for coating wire : en
  • US2317024A - Fire alarm apparatus : en
  • CA411922A - Clothes wringer : en fr
  • DE734610C - Closure for sliding roofs : de en
  • US2317129A - Line guide for fishing rods : en
  • AU116806B2 - Noise limiters : en
  • US2316831A - Ash tray : en
  • US2316987A - Electric device for distant indication : en
  • USD135515S - Brooch or similar article : en
  • FR881228A - Method of manufacturing lingerie articles with designs, in particular collars : en fr
  • SE107142C1 - : en
  • AU116823B2 - Improvement in ball winding machine : en
  • AU116792B2 - Improvements in and relating to trolley poles of electric tramways orthe like : en
  • CA411982A - Ether of trimethyl-hydroquinone : en fr
  • US2316954A - Method of treating petroleum hydrocarbons : en
  • CA411873A - Circuit breaker : en fr
  • US2317062A - Alternator control system : en
  • US2317291A - Liner or spacer for leaf springs : en
  • DE734746C - Fruit picking device : de en
  • AU116824B2 - Improvement in ball winding machine : en
  • CA411959A - Container cover applying machine : en fr
  • DE734558C - Process for the production of adiponitrile : de en
  • CA411944A - Metallic resilient pad : en fr
  • US2316767A - Machine for applying strips of material to curved surfaces : en
  • US2317284A - Bookkeeping machine : en
  • CA411926A - Devitalizing composition : en fr
  • CA411928A - Phonograph turntable drive : en fr
  • US2317328A - Coated cork composition : en
  • USD135540S - Portable radio device : en
  • FR881241A - Hydraulic scale : en fr
  • US2316870A - Manufacture of brushes : en
  • US2316995A - Quick release gun holder : en
  • GB552707A - Improvements in or relating to electrical condensers : en
  • GB552792A - Improvements in snap or impulse couplings for magnetos : en
  • GB552642A - Improvements in or relating to wood rosin : en
  • DE734734C - Capacitor with several different, layered dielectric bands made of fiber between the coverings, which are impregnated with an insulating agent as an additional dielectric : de en
  • GB552675A - Improvements in or relating to apparatus for measuring or indicating the shape of a surface or the degree of roughness thereof : en
  • US2316939A - Ladder : en
  • US2317290A - Winding apparatus : en
  • DE734617C - Device for tensioning thread-like or band-shaped goods, in particular rolling stock between two rolling frames : de en
  • DE734701C - Locking device for the ventilation fan shafts : de en
  • FR881346A - Mirror : en fr
  • DE734594C - Machine for the treatment or installation of plant crops, in particular row plantings : de en
  • DE734732C - Microphone arrangement for sound transmission from noise-filled rooms : de en
  • FR881395A - Process for reducing the viscosity of pigmented dispersions : en fr
  • DE734697C - Device for transferring documents or the like in the case of upright belt conveyors laid at an angle to one another : de en
  • US2317080A - Cushion support for furniture : en
  • US2317332A - Pressure relief valve : en
  • FR881282A - Device for adding at will to a telephone device an auxiliary device, such as an amplifier or a device ensuring secrecy : en fr
  • DE734562C - Extraction of organic sulfur compounds : de en
  • FR881324A - Process to improve regenerated cellulose : en fr
  • GB552759A - Improvements in or relating to friction clutch driven plates : en
  • GB552645A - Improvements in or relating to granular or powder explosives and their manufacture : en
  • FR881301A - Sheet support frame, such as calendar, photograph or other, and objects comprising this frame : en fr
  • DE734793C - Electrically heated liquid heater by means of a glow discharge : de en
  • FR881275A - Forging press or the like : en fr
  • GB552781A - Improvements relating to electrical connections and the like : en
  • DK60834C - Device for Control Devices for Ships. : da en
  • FR881414A - Speed regulator for turbines and engines : en fr
  • US2316755A - Refrigerator car : en
  • US2317224A - Portable riveter suspension : en
  • USD135508S - Design for a table : en
  • US2317194A - Brake mechanism : en
  • US2316974A - Saddle gasket : en
  • US2317105A - Hinge guard for sofa beds : en
  • US2317012A - beta-p-methoxyphenylpropyl benzylamine : en
  • US2317075A - Load lifting and dumping machine : en
  • US2317310A - Film and slide projecting apparatus : en
  • FR881320A - Device for automatic adjustment of the tuning of a hollow chamber resonator with movable wall and electrodynamic control : en fr
  • FR881331A - Azo dyes, amino-phenols used in their preparation and manufacturing processes for these products : en fr
  • FR881340A - Mounting for discharge devices : en fr
  • US2316910A - Electrical ignition system for gaseous fuel burners : en
  • IE16415L - Sodium bicarbonate : en
  • US2316844A - Switching device : en
  • GB552760A - Improvements in or relating to amplifying circuits for ultra-short waves : en
  • FR880988A - : fr
  • FR881276A - Hydraulic control in particular for rudder installations on board ships : en fr
  • DE734768C - Annealing process to achieve recrystallization in iron-nickel-copper alloys : de en
  • US2317076A - Acid resistant container : en
  • AU116804B2 - Wavelength modulator and control means : en
  • US2316840A - Preparation of rutile titanium dioxide : en
  • US2316868A - Frequency modulation detector : en
  • US2317325A - Fluid meter : en
  • DE734646C - Process for countersunk riveting of thin sheet metal, especially in aircraft construction : de en
  • DE734657C - Storage of the motorized transmission block of motor vehicles lying in the longitudinal axis of the vehicle : de en
  • FR881403A - Flashlight battery charger for connection to the mains : en fr
  • DE734659C - Drawing device for drawing parallel lines and for hatching : de en
  • DE734605C - Safety sleeve for the dispatch of printed matter etc. like : de en
  • GB552769A - Securing fabric coverings to airfoil and like frames : en
  • FR881410A - Radio-beacon, in which a transmitter feeds a group of directional antennas, which makes it possible to transmit two direction diagrams forming a certain angle between them and manipulated at the rate of complementary signals : en fr
  • GB552701A - Improvements in or relating to electric resistance spot welding : en
  • GB552739A - Improvements in or relating to the manufacture of alcoholates : en
  • GB552676A - Improvements in or relating to protective covers for apertures for loudspeaking instruments, microphones, and other articles : en
  • DE734539C - Trailer coupling, especially for motor vehicles : de en
  • US2316971A - Measuring board and cutoff stop : en
  • US2317025A - Volume control circuit : en
  • US2316838A - Cigar machine wrapper transfer carrier head : en
  • GB552683A - Improvements relating to electrical frequency measuring or discriminating apparatus : en
  • US2317336A - Display apparatus : en
  • USD135527S - Design for a wall box : en
  • US2316785A - Method of making cigars : en
  • DE734623C - Line delimiter on typewriters : de en
  • US2317154A - Internal combustion engine : en
  • DE734755C - Order for military photo reconnaissance at sea : de en
  • CA411871A - Locking assembly of fastening members : en fr
  • CA411889A - Coal distillation apparatus : en fr
  • CA411899A - Silicon carbide article manufacture : en fr
  • US2316825A - p-nitrobenzene sulphinamide : en
  • USD135530S - Design for a handbag : en
  • US2316836A - Portable suction cleaner : en
  • US2317139A - Froth breaking : en
  • DE734551C - Device for automatic successive starting of several electric motors : de en
  • GB552706A - Insecticide : en
  • US2316837A - Candle holder : en
  • US2317188A - Cultivator : en
  • DE734750C - Interrupter lever for electrical ignition systems on internal combustion engines : de en
  • FR881280A - Carbon paper : en fr
  • US2317055A - Method for removing organic acidic substances from hydrocarbon fluids : en
  • USD135511S - Design fob a wall bracket : en
  • US2317220A - Method of making shoe platforms : en
  • FR881364A - Device for drying, by engine exhaust gases, the fuel of vegetable origin contained in the hopper of a lean gas generator : en fr
  • US2316758A - Leuco sulphuric acid esters of the anthraquinone series : en
  • DE734613C - Remote measuring device with summation : de en
  • DE734642C - Internal combustion engine : de en
  • GB552668A - Speed change gear : en
  • US2316769A - Continuous mixer : en
  • US2317052A - Drawing instrument : en
  • DE730496C - Device for the stepless regulation of the time intervals of current pulses for the triggering of loads that can be dropped in a row, in particular from aircraft : de en
  • DE734535C - Device for processing waste paper : de en
  • FR881379A - Measurement setup for fault-free indication of pulse-modulated alternating voltage modulation : en fr
  • US2317183A - Typewriting machine : en
  • US2316807A - Starch manufacturing process : en
  • US2317034A - Piston ring for mixing valves : en
  • US2317038A - Paraffin solvent : en
  • US2316828A - High speed cigar machine : en
  • US2316926A - Power transmission : en
  • FR881314A - Torsion device for making wire hoop closures : en fr
  • GB552715A - Manufacture of ether-esters of hydroxysuccinic acid and polymers derived therefrom : en
  • CA411960A - Press : en fr
  • DE734571C - Injection valve for refrigeration systems : de en
  • GB552793A - Improvements in or relating to regulating switches : en
  • US2316819A - Wall structure : en
  • DE734586C - Arrangement to improve the contacting of low-voltage switch contacts : de en
  • FR881298A - Articulated coupling for steam heating pipes on railway cars : en fr
  • CA411910A - Manganese and alloy processing : en fr
  • US2316990A - Bowling alley : en
  • USRE22305E - Interior packing device : en
  • US2316958A - Garter and fabric band : en
  • US2317338A - Turbine blade fastening apparatus : en
  • FR881424A - Plastic compositions : en fr
  • US2317312A - Window construction : en
  • CA411875A - Well pump : en fr
  • US2317174A - Grating structure : en
  • CA411933A - D1-tocopherol homologue manufacture : en fr
  • US2316781A - Solution mixing and dispensing device : en
  • US2317333A - Car dumper : en
  • US2316855A - Hose attachment : en
  • FR881261A - Improvement to the current inputs of t lamps. s. f. and others : en fr
  • DE734759C - Escape safety for twist projectile fuse : de en
  • US2316925A - Halogenated aliphatic lubricant additive : en
  • USD135525S - Helen l. jurkops : en
  • US2316938A - Shoe control mechanism for straddle trucks : en
  • US2317158A - Flexible shaft hammer : en
  • US2316953A - Potato dressing apparatus : en
  • US2317305A - Insulator seal : en
  • DK60816C - Contact device for electric low-voltage and high-voltage circuit breakers as well as for fuse cartridges for large currents. : da en
  • AU581142A - Improved motion transmission for dial test-indicators : en
  • US2317302A - Spectacle case and insert therefor : en
  • US2316899A - Remote control : en
  • US2317126A - Game : en
  • FR881233A - Improvements in methods and devices promoting chemical reactions between gases and liquids : en fr
  • GB552648A - Improvements in or relating to cellulose derivative cementing compositions : en
  • US2316800A - Stringed musical instrument : en
  • US2316983A - Garment construction : en
  • DE734592C - Process for the preparation of resinous hydroxyl-containing condensation products : de en
  • FR881000A - : fr
  • FR881240A - Solid fuel agglomeration process : en fr
  • FR881259A - Electric iron : en fr
  • US2317165A - Xylophone : en
  • US2316919A - Container : en
  • US2317171A - Clutch : en
  • US2317004A - Lubricating piston engine : en
  • AU503042A - Improvement in ball winding machine : en
  • US2316805A - Floor conditioning machine : en
  • US2316788A - Fluid motor : en
  • CA411957A - Ball and socket joint : en fr
  • US2316824A - Method and apparatus for handling materials : en
  • US2316885A - Airplane : en
  • AU503242A - Improvement in ball winding machine : en
  • CA411868A - Underground mine air cooling device : en fr
  • DE734549C - Circuit arrangement for telephone extension systems with dialer operation : de en
  • DK60831C - Engine cover with Ventilation slots for Streamline vehicles with Rear engine. : da en
  • GB552714A - Improvements in or relating to sewing and mechanism adapted for use in sewing machines : en
  • CA411855A - Radio rebroadcasting system : en fr
  • DE734550C - Hanging or tensioning insulator, the bobbin of which is fastened in the cavity of the insulator by means of round pressure bodies drawn on wire : de en
  • US2316897A - Vending machine : en
  • US2317242A - Plating tank for electrodeposition of metals on metallic strip : en
  • US2316851A - Frequency modulation receiver squelch circuit : en
  • US2317300A - Door latch of the bored-in type : en
  • US2317048A - Sled : en
  • US2316904A - Grinder attachment : en
  • US2317155A - Polymeric iminoether hydrohalides : en
  • US2317020A - Walking block : en
  • USD135531S - Design for a pin ob similar article : en
  • US2316976A - Car locking device : en
  • AU116796B2 - Improvements in or relating to air compressors : en
  • US2317148A - Masonry chipping machine : en
  • US2317322A - Clock : en
  • GB552646A - Improvements in or relating to low density granular or powder explosives and their manufacture : en
  • US2317066A - Spraying machine : en
  • US2316890A - Welding rod connector : en
  • CA411886A - Engine ignition apparatus : en fr
  • US2316975A - Gauge : en
  • FR881362A - Tube base : en fr
  • GB552774A - Improvements in or relating to electric circuit interrupters and arc-extinguishing structures therefor : en
  • US2317180A - Pipestem : en
  • FR881226A - Improved method and apparatus for the production of colloidal sulfur : en fr
  • DE734197C - Process for producing a layer of heat-resistant bronze in the case of steels susceptible to welding cracks, in particular cast chromium or copper-molybdenum steel : de en
  • US2317141A - Yardage measuring device : en
  • USD135549S - Design for a hat : en
  • GB552673A - Improvements in the steering of aircraft : en
  • US2317099A - Step threading machine : en
  • CA411870A - Compressor : en fr
  • CA411968A - Metal shearing, bending and punching tool : en fr
  • US2317095A - Method and means for maintaining register in multiunit presses : en
  • FR881442A - Process for the preparation of gas carbon black : en fr
  • US2317208A - Self-locking arbor for supporting tubes forming headless spools or the like : en
  • US2317190A - Mounting : en
  • US2316994A - Football kicking trainer : en
  • CA411896A - Explosive composition : en fr
  • CA411908A - Manganese alloy : en fr
  • DE734710C - Control for the tracks of dry excavators and similar heavy track vehicles : de en
  • US2317222A - Electron discharge device : en
  • US2317308A - Tie stitch mechanism : en
  • US2317059A - Sighting apparatus for use on air : en
  • US2317259A - Device for determining the strata traversed by drill holes : en
  • US2317140A - Electron discharge apparatus : en
  • CA411979A - Carbon monoxide conversion with hydrogen into hydrocarbons : en fr
  • FR881285A - Amendment based on pyroligneous juice, especially pine wood : en fr
  • US2317036A - Collapsible display stand : en
  • US2316865A - Typewriting machine : en
  • US2316869A - Stripping implement : en
  • USPP576P - Avocado tree : en
  • US2316857A - Phonograph drive mechanism : en
  • US2316783A - Compaction separator : en
  • CA411953A - Electric discharge device starting and operating means : en fr
  • US2316794A - Combustion chamber : en
  • US2317117A - Washing machine : en
  • CA411891A - Glucose manufacture from potatoes : en fr
  • US2316982A - Apparatus for grinding and separating ores : en
  • US2316847A - Production of organic compounds containing inorganic groups : en
  • US2316923A - Closure : en
  • USD135532S - Device for making carbon dioxide snow : en
  • CA411884A - Electric plug receptacle : en fr
  • GB552799A - Improvements in the production of pictures, designs, letter-press or other markings on die-castings, mouldings or pressings : en
  • DE734561C - Process for the preparation of 7-dehydrosterol-5-keto-6-monocarboxylic acids : de en
  • AU116795B2 - Refrigerator : en
  • CA411973A - Artificial tooth mounting means : en fr
  • US2317269A - Container : en
  • CA411894A - Electric switch : en fr
  • US2317026A - Carbon black product and process of making the same : en
  • DE734654C - Process for the production of sized, colored paper and cardboard : de en
  • USD135523S - Design for a ceramic brooch pin : en
  • US2316812A - Candle burning device : en
  • US2317069A - Tone equalizing mechanism : en
  • US2317016A - Bridge foundation and method of making same : en
  • CA411903A - Shoe insole : en fr
  • CA411954A - Heat exchange unit manufacture : en fr
  • DE734618C - Rolling mill for wire or strip-shaped goods : de en
  • FR881334A - Manufacturing process of polarization plates : en fr
  • GB552775A - Improvements in guide devices to facilitate filing of surfaces by hand tools : en
  • FR881396A - Preservation and disinfection process : en fr
  • GB552732A - Improvements in or relating to the production of lubricant compositions : en
  • US2317091A - Pump controlling mechanism : en
  • US2317315A - Skin clamp : en
  • GB552665A - Method for regulating the output of thermal power plants and arrangement for carrying out this method : en
  • CA411918A - Lathe and tool : en fr
  • GB552670A - Improvements in cavity resonators : en
  • US2317067A - Container : en
  • US2317078A - Time delay mechanism : en
  • GB552694A - Improvements in and relating to electric switches particularly switches for conducting large currents : en
  • US2316792A - Refrigerating system : en
  • DK60827C - Return flow shut-off valve for gaseous media. : da en
  • FR881315A - Process to increase the deformability of cast iron : en fr
  • GB552688A - Improvements in or relating to circuits for the conversion of sawtooth voltages into sawtooth currents : en
  • CA411950A - Metal band strap end uniting method : en fr
  • US2317118A - Quick-break disconnect switch : en
  • US2317286A - Furane-dicarboxylic-acid-amides and their manufacture : en
  • FR881212A - Continuous process of pre-maturation of ground alkali-cellulose by rapid disintegration devices : en fr
  • FR881258A - Improvements to heat exchangers : en fr
  • GB552738A - Improvements in or relating to coating compositions containing polyhydric alcohol-polybasic acid resins : en
  • FR881270A - Debit device for sticky wet materials : en fr
  • CA411878A - Motorized tool : en fr
  • DE734694C - Cyclone-like wind sifter : de en
  • US2317081A - Refrigerating apparatus : en
  • US2317127A - Pickup attachment for harvesterthreshers : en
  • DE734711C - Device for reducing the resistance of moving bodies, in particular motor vehicles : de en
  • DE734779C - TV set for transmission and reception : de en
  • FR881294A - Telecommunication cables : en fr
  • GB552780A - Improvements in or relating to devices for adjusting the opening of windscreens or the like : en
  • DK60837C - Reflector and Procedure for its Manufacture. : da en
  • FR881210A - Process for the production of a basic, fibrous, mineralized substance : en fr
  • FR881347A - Installation allowing the premises to be ventilated at will with clean or unclean outside air : en fr
  • GB552685A - Improvements in the manufacture of calcium chromate : en
  • US2317212A - Food storage receptacle for refrigerators : en
  • DE734559C - Process for the production of urea chlorides or isocyanate esters : de en
  • DE734548C - Circuit arrangement for telephone exchange systems, in particular intermediate switch : de en
  • FR881271A - Device intended to improve the sieving of various materials, using additional thinning means, independent of the sieve : en fr
  • DE734532C - Atomizing device for liquid fuels for internal combustion engines : de en
  • DE734582C - Device for voltage regulation of an alternating current circuit by means of a direct current biased choke : de en
  • DE734608C - Aircraft cooling system built into a nozzle : de en
  • FR881216A - Process for cooling or heating liquids and apparatus suitable for carrying out this process : en fr
  • DE734696C - Device for loading the containers of compressed air conveyors with dust : de en
  • US2317001A - Book holder : en
  • FR881303A - Device for separating crumbling materials, depending on grain size and specific weight : en fr
  • FR881438A - Manufacturing process of high molecular weight carboxylic acids : en fr
  • FR881411A - Duodiode on a compressed glass stand for waves of the order of one decimeter : en fr
  • DE734794C - Electric heating system : de en
  • DE734597C - Device for sprinkling and dewatering lands : de en
  • US2317022A - Wide range centrifugal governor : en
  • FR881234A - Device for correcting excess parallactic deviations in stereoscopic shots : en fr
  • FR881239A - New process for manufacturing and using abrasive compositions : en fr
  • FR881291A - Mounting device for reducing the modulation rate of a high frequency modulated and rectified by a diode : en fr
  • GB552754A - Improvements in or relating to the manufacture of fabrics : en
  • US2317179A - Zinc alloy : en
  • US2317027A - Multiple filament electric lamp : en
  • US2317031A - Electric lamp and method of manufacture : en
  • CA411934A - Manufacture of condensation products of alkylated 1,4-naphthohydroquinones : en fr
  • FR881251A - Coating and its manufacturing processes : en fr
  • USD135543S - Design fob a dress : en
  • DE734566C - Process for the recovery of the phenol solvent from dephenolated gas water : de en
  • US2317214A - Coffee-making apparatus : en
  • US2317288A - Road marking machine : en
  • US2317072A - Tire tool : en
  • US2316935A - Printing press : en
  • US2316937A - Treatment of electrolytes for the deposition of manganese : en
  • US2317071A - Antenna circuit modulation system : en
  • USD135506S - Design for a beverage dispenser : en
  • FR881242A - Bed, particularly applicable as a child's bed : en fr
  • USD135535S - Design fob an automobile bumper : en
  • USD135550S - Design for a combination lamp : en
  • US2317005A - Shipping carton : en
  • USRE22304E - : en
  • DK60822C - Process for the production of shaped products from molten organic masses. : da en
  • DE734669C - Covering device for the press chamber of press casting machines : de en
  • CA411900A - Pyrophoric lighter : en fr
  • FR881250A - : fr
  • FR881373A - Process for the preparation of cellulosic products which have entered into solution during a preliminary treatment of cellulosic raw materials with organic or inorganic acids : en fr
  • US2316801A - Apparatus for operating on strip metal : en
  • US2317309A - Pyridine carboxylic acid amide : en
  • FR881279A - Process for removing, from acetylene or mixtures of acetylene, impurities of phosphorus, sulfur and ammonia : en fr
  • FR881358A - Process for obtaining arsenic acid, various arsenates and insecticide products : en fr
  • GB552743A - Improvements in or relating to circuit-arrangements comprising a cathode-ray tube : en
  • US2317149A - Manufacture of vinyl resins : en
  • DE734637C - Device for measuring the liquid content of a container : de en
  • US2316798A - Kinetic projector : en
  • US2317169A - Railway truck : en
  • DE722673C - Process for the production of porous moldings : de en
  • US2316981A - Article recovering implement : en
  • FR881342A - Process for the biological use of pre-hydrolyzed substances containing cellulose : en fr
  • FR881415A - Syringe for intravenous injections or other applications : en fr
  • FR881393A - Conduit with tap for stoves, stoves and the like : en fr
  • CA411881A - Spring lay wire rope : en fr
  • US2317273A - Puzzle : en
  • FR881351A - Ointments, creams and basic substances for such products : en fr
  • FR881407A - Manufacturing process of stackable tubular steel chairs : en fr
  • GB552735A - Improvements in the dyeing of textiles : en
  • FR881372A - Tire for wheels, and in particular for bicycle wheels : en fr
  • FR881446A - Gasifier working with all kinds of solid fuels : en fr
  • CA411879A - High temperature retort : en fr
  • FR881287A - Very short electric wave filter : en fr
  • GB552697A - Improvements in or relating to belt or band conveyors : en
  • FR881359A - Process for obtaining an arsenate of lime rich in arsenic which may be suitable as an insecticide : en fr
  • FR881412A - Progressive opening valve for filling compressed gas cylinders : en fr
  • DK60833C - Form of foresight. : da en
  • DE734587C - Impeller compressor : de en
  • DE734663C - Packaging of items bundled into a stack or rolled up in rolls : de en
  • DE734565C - Process for the preparation of benzenesulfonic acid pellets : de en
  • GB552776A - Improvements in or relating to the manufacture of plate-shaped ceramic objects : en
  • DE734715C - Concrete pit lining : de en
  • GB552652A - Improvements relating to filling devices for electric storage batteries : en
  • GB552659A - Colour television signal-translating system : en
  • GB552671A - Improvements in lathes : en
  • DE734709C - Device for damping the vibrations of aircraft components : de en
  • DE734730C - Compressed air brake for rail vehicles, which is controlled depending on the speed : de en
  • US2317138A - Granular polymerization of ethanoid monomers : en
  • CA411852A - Cooling apparatus : en fr
  • GB552716A - Improvements in metal cutting or other machine tools : en
  • FR881337A - Optical finder for photographic or cinematographic cameras : en fr
  • FR881444A - Compressed Air Actuated Fluid Brake For Motor Vehicle Trailers : en fr
  • CA411883A - Journal box : en fr
  • US2317112A - Cleaning composition : en
  • US2316850A - Alignment gauge : en
  • FR881262A - Ignition composition for electric primers : en fr
  • DE734770C - Inclined damper shaft for mobile and fixed damper devices, to which the goods are fed by a conveyor screw : de en
  • US2317060A - Safety device for radial drill arm elevating screws : en
  • US2317035A - Electric lamp : en
  • US2317192A - Price ticket molding : en
  • US2316841A - Preparation of rutile titanium dioxide : en
  • US2316944A - Valve : en
  • US2317324A - Motor vehicle driving mechanism : en
  • GB552654A - Improvements in boots and soles therefor : en
  • US2317136A - Spring wheel : en
  • FR881386A - Connection device : en fr
  • FR881404A - Stamping press with improved blank holder : en fr
  • CA411964A - Shoe sole trimming machine : en fr
  • GB552790A - Improvements in the welt turning mechanism of straight-bar knitting machines : en
  • US2316806A - Tube coupling : en
  • US2317321A - Measuring device : en
  • CA411861A - Electric switch : en fr
  • CA411965A - Feedwater heater : en fr
  • DK60814C - Coin apparatus for Telephone systems with Central Energy. : da en
  • DK60820C - Maneuvering device for oil-fired boilers. : da en
  • US2317061A - Electric lamp : en
  • US2317201A - Fastener : en
  • CA411920A - Heat exchange structure : en fr
  • AU496642A - Refrigerator : en
  • AU786542A - Material of high magnetic conductivity and method of producing such material : en
  • CA411911A - Two-stroke cycle engine induction system : en fr
  • CA411967A - Static frequency changer : en fr
  • AU500442A - Improved method of making metal articles of predetermined shape : en
  • CA411936A - Tocopherol ester manufacture : en fr
  • US2316864A - Micrometer gauge : en
  • US2317131A - Film and filament formation : en
  • DE734596C - Device for making plant holes in the ground : de en
  • DK60815C - End closure for multi-conductor cables. : da en
  • AU863243A - Direct coupled, amplifier : en
  • AU116788B2 - Improvements in or relating to magnetic systems comprising material of good magnetic conductivity and method of manufacturing such material : en
  • US2316879A - Mechanism for truing holes : en
  • FR881413A - Vertical antenna, intended in particular for direction finding systems, based on the adcock principle : en fr
  • US2316893A - Barber's apron : en
  • US2316970A - Animal trap : en
  • US2316999A - Quartz tungsten seal : en
  • USD135519S - Design for a ceramic brooch pin : en
  • US2317120A - Electric timing switch : en
  • USD135542S - Design for, a portable steeilisee ok the like : en
  • CA411981A - Hydrocarbon production : en fr
  • CA411970A - Food storage and display device : en fr
  • CA411974A - Fibre board container : en fr
  • DK60825C - Wall plug. : da en
  • FR881254A - Improvement in the embodiment of the radio lamp base contact pads : en fr
  • GB552786A - Improvements in or relating to lathe tool holders : en
  • DE734572C - Ice shaving machine : de en
  • US2317077A - Furniture support : en
  • DE734538C - Trailer coupling for road vehicles : de en
  • US2316772A - Photoelectric-controlled gasdischarge tube : en
  • FR881360A - Process for the production of piperidine compounds : en fr
  • US2316930A - Railway switch operating apparatus : en
  • US2317094A - Method of manufacturing lock nuts : en
  • CA411856A - Frequency modulated signal relaying means : en fr
  • DK60824C - Device for stoves for efficient use of the heat content in the smoke from the fireplace. : da en
  • US2316839A - Method of making arch-type culverts : en
  • US2316898A - Repair connector for flexible hose : en
  • FR881435A - Electrical box, in particular for site signaling : en fr
  • US2317198A - Sheet metal forming equipment : en
  • US2317256A - Bomb dropping device adapted to be dropped from aircraft : en
  • DE734658C - Bowden cable for direction indicator : de en
  • CA411943A - Machine shaft coupling : en fr
  • US2316866A - Method of preparing cellulose esters : en
  • US2316878A - Finger sponge device : en
  • DE734585C - Device for testing coils with a closed metal winding body : de en
  • DK60836C - Trigger mechanism for automatic firearms. : da en
  • US2316763A - Boiler apparatus : en
  • US2316895A - Parachute and parachute pack : en
  • US2317334A - Master control for electric seismographs : en
  • DE734579C - Arrangement for the controllable determination of the ignition time of an arc converter : de en
  • US2317014A - Apparatus for washing and rinsing dishes, silverware, and the like : en
  • US2316887A - Fuel injection system : en
  • US2317307A - Steering wheel attachment : en
  • US2317193A - Chain ladder : en
  • CA411942A - Moulding die for balance weight : en fr
  • GB552729A - Improvements in or relating to optical magnifying appliances : en
  • GB552741A - A method and means for facilitating the preparation of drawings, plans, sketches and the like : en
  • CA411866A - Label or tag : en fr
  • GB552762A - Improvements in steering gear transmission for vehicles : en
  • FR881392A - Coupling system for supplying current to railway circuits served with alternating current : en fr
  • US2316880A - Archery bow : en
  • DE734767C - Power-driven veneer shears : de en
  • FR881385A - Step transformer : en fr
  • DE734665C - Device for determining the direction of travel and speed of an object moving in a driveway by means of short-wave electromagnetic radiation : de en
  • FR881281A - Method and device for obtaining fibers and accessory materials from the stems of tow plants, such as flax, hemp and the like : en fr
  • FR881323A - Improvements to amplifiers : en fr
  • FR881232A - Process for obtaining inscriptions, drawings, engravings, in relief or not, on aluminum or aluminum alloys : en fr
  • GB552773A - Improvements in fuel injection apparatus for internal combustion engines : en
  • DE734647C - Device for bending profiles : de en
  • FR881227A - Expansion head for bushing insulators with insulating liquid : en fr
  • FR881354A - Vertical continuous furnace for carbonization of wood : en fr
  • US2316765A - Fluid circulation apparatus : en
  • US2316778A - Metallic packing and method of making the same : en
  • FR881423A - Device for obtaining in printing presses a constant tensile tension in the web of paper which passes through the press : en fr
  • US2317143A - Carbon electrode assembly : en
  • DE734753C - Guard for tin snips : de en
  • DE734785C - Jacket clamp for electrical lines : de en
  • FR881371A - Heat treatment process for the accelerated recrystallization by annealing of steel parts : en fr
  • GB552757A - Improvements in or connected with wings for aircraft : en
  • US2316943A - Placer dredge : en
  • US2316818A - Woven metallic wool fabric : en
  • US2317170A - Typewriting machine : en
  • US2317283A - Refrigeration : en
  • GB552778A - Improvements in and relating to electric induction apparatus : en
  • DE734698C - Steam-heated plate dryers, especially for brown coal : de en
  • CA411859A - Steel processing : en fr
  • CA411869A - Closure cap : en fr
  • CA411905A - Thread and yarn splicing method : en fr
  • US2317337A - Display cabinet : en
  • CA411949A - Degenerative feedback circuit : en fr
  • DE734555C - Device for suppressing the slow cathode ray component during cathode ray generation by means of surge voltage : de en
  • FR881289A - Device used to delay an electrical signal : en fr
  • FR881437A - Combination appliance that can be used as an ordinary stove, heat-insulating bell, Norwegian kettle, under-bell stove, cooling element, etc. : en fr
  • US2317145A - Portable bottle vendor : en
  • US2316808A - Electric cable : en
  • US2316992A - Top cover construction for stoves : en
  • CA411980A - Hydrocarbon synthesis : en fr
  • FR881218A - Manufacturing process of seamless tubes : en fr
  • GB552736A - Improvements in dynamo-electric machinery : en
  • FR881231A - Process for the manufacture of one-piece molded felt slippers and products obtained by this process : en fr
  • US2316833A - Tackle box : en
  • US2317327A - Engine starter drive : en
  • FR881374A - Device for the automatic screwing in series of the caps in the casings of projectiles : en fr
  • FR881408A - Ammunition bay, in particular for vehicles : en fr
  • FR881436A - Shooting game : en fr
  • US2317226A - Machine tool : en
  • DE734791C - Corpuscular beam apparatus, in particular electron microscope, for high beam voltages with a discharge tube divided into several acceleration stages with corresponding acceleration electrodes : de en
  • US2317210A - Method and apparatus for seaparating textile material from rubber : en
  • US2317285A - Float for aircraft : en
  • FR881204A - Method and device for loading a container, particularly applicable to internal combustion explosion engines : en fr
  • US2317124A - Demonstration set : en
  • US2316916A - Tuning indicator device : en
  • AU116810B2 - Process and apparatus forthe manufacture of asbestos cement and like products : en
  • US2316908A - Phosphoric acid derivatives of bactericidal compounds and manufacture thereof : en
  • FR881394A - Plastic compositions : en fr
  • US2317122A - Pump piston : en
  • FR881434A - Manufacturing process for shoes of all kinds : en fr
  • DE708317C - Arrangement for damping a load circuit connected to a transmitter, in particular the antenna of a telegraph transmitter, during the load breaks : de en
  • GB552684A - Improvements in or relating to the production of gaseous olefines : en
  • GB552751A - Improvements in and relating to the manufacture of preparations for the treatment of the skin, cuts, burns, abrasions and the like : en
  • DK60811C - Procedure for making products of oriented, synthetic, linear polymeric compounds, in particular polyamides, dimensionally stable. : da en
  • DE734675C - Aircraft wing with a device for influencing the boundary layer : de en
  • FR881217A - Changing gears for cycles : en fr
  • SE107157C1 - : en
  • US2317114A - Method of producing pigmented enamel articles : en
  • US2317161A - Method of finishing gears : en
  • FR881382A - Adjustment device, in particular for variometers : en fr
  • GB552755A - Improvements in rotary electric switches : en
  • CA411867A - Fastening device : en fr
  • CA411945A - Telephone switching apparatus : en fr
  • GB552771A - Improvements relating to control systems for regulating the co-ordinated filling and emptying of a number of tanks or containers : en
  • FR881417A - Tensioner for moving textile threads : en fr
  • DE731125C - Ironless high frequency melting furnace : de en
  • US2316955A - Stock line indicator : en
  • GB552726A - Improvements in or relating to inner tubes for inflatable objects : en
  • AU451942A - Improved process forthe synthesis of methane : en
  • US2317039A - Method and apparatus for determining water leakages into wells : en
  • AU119351B2 - Direct coupled, amplifier : en
  • CA411948A - Bearing : en fr
  • US2316861A - Egg beater : en
  • US2317083A - Luggage construction : en
  • AU606742A - Process for manufacturing substantially saturated motor fuel hydrocarbons : en
  • US2316830A - Valve spring compressor : en
  • US2317257A - Method of dyeing photographic silver halide emulsions : en
  • US2316858A - Turntable drive mechanism : en
  • USD135529S - Design for a badge : en
  • US2316891A - Impervious fabric and seam therein : en
  • CA411963A - Laced boot : en fr
  • CA411860A - Convertible automobile jack and motor starting device : en fr
  • AU482742A - Improvements in and relating to trolley poles of electric tramways orthe like : en
  • CA411966A - Feedwater heater : en fr
  • CA411865A - Slitter unit assembly : en fr
  • US2316762A - Boiler circulation : en
  • US2317019A - De-icing device for airplane propellers, wings, and the like : en
  • USD135512S - Combined jewelry display tray and wrapping paper unit : en
  • GB552798A - Improvements in or relating to hinge construction : en
  • FR881432A - Assembly for coupling a high frequency source to an oscillating circuit via a high frequency cable : en fr
  • GB552713A - Manufacture of yeast-growth promoting substances : en
  • DE734686C - Process for processing the sulfuric acid spinning baths circulating in the viscose spinning machines : de en
  • US2316962A - Contact parasiticide : en
  • US2317002A - Toothbrush : en
  • US2316810A - Method of and material for coating metal surfaces with water insoluble metallic phosphates : en
  • US2317317A - Air motor : en
  • US2317151A - Shoe pressing machine : en
  • DE734707C - Process for breaking down paraffin-containing oils or tars into oil-free hard paraffin, soft paraffin and deeply stocky filtrate : de en
  • DE734786C - Cable head for portable excavators and cranes : de en
  • DE734581C - Three-phase voltage regulation device with voltage dividers fed by the voltage to be regulated : de en
  • DE734781C - Circuit with a secondary emission tube : de en
  • GB552787A - Book protecting cover : en
  • USD135545S - Design for a dress : en
  • FR881311A - Casting machine : en fr
  • US2317282A - Moving picture film and projecting apparatus : en
  • FR881319A - Distorting mirror : en fr
  • GB552677A - Improvements in or relating to machines for producing concrete reinforcing members : en
  • DE734547C - Use of chrome-copper steel for the production of oil tanks and oil pipes : de en
  • FR881260A - Nozzle improvements : en fr
  • DE734754C - Mill drying plant : de en
  • CA411978A - Alkaloid of species of erythrina : en fr
  • US2317301A - Process of treating building materials : en
  • FR881296A - Contact slide for electric pocket lights : en fr
  • GB552667A - Improvements in and relating to vehicle bodies : en
  • CA411935A - 6-hydroxy chromane manufacture : en fr
  • US2317163A - Lamp socket : en
  • AU500642A - Noise limiters : en
  • DE734401C - Process for dyeing cellulose fibers or mixtures of cellulose fibers with animal fibers : de en
  • FR881274A - Hot water generator : en fr
  • FR881265A - Process for the photographic or photoscopic reproduction of material bodies using neutrons acting as imaging radiation : en fr
  • FR881322A - Chlorination process for nitrocarbazols and their nu-alkylated homologues : en fr
  • US2316979A - Dispensing container : en
  • FR881406A - Nursery bra : en fr
  • US2317074A - Blackout : en
  • US2317303A - Heterocyclic nitrogen containing compounds, and processes for making the same : en
  • US2317164A - Xylophone : en
  • US2317028A - Accelerometer : en
  • DK60826C - Method for the production of high molecular weight, linear polyemides composed wholly or partly of amino acid groups. : da en
  • FR881387A - Electrical conductor sheathed in natural or synthetic rubber : en fr
  • DE734542C - Observation stand for uninterrupted viewing, especially for aircraft altitude chambers : de en
  • USD135541S - Design for, a coin holder : en
  • GB552708A - Improvements in or relating to musketry and like training devices : en
  • FR881225A - Voltage regulation of electrolysis and similar plants supplied by mutators : en fr
  • FR881299A - Device for automatic advance of the ignition point in internal combustion engines : en fr
  • DE734554C - X-ray facility : de en
  • DE734567C - Process for the preparation of aralkylphenols : de en
  • DE734660C - Detorsion shoe : de en
  • FR881344A - Child toy : en fr
  • US2316927A - Frequency modulation : en
  • US2316827A - Roller for centrifugal casting molds : en
  • FR881203A - Electric light meter camera : en fr
  • GB552749A - Improvements relating to towing devices for aircraft with particular reference to tow cable tension control : en
  • US2316913A - Spraying attachment for fire hose : en
  • US2316965A - Method of removing weakly acidic bodies from hydrocarbon fluids : en
  • US2317107A - Educational device : en
  • CA411938A - Cheese emulsification : en fr
  • GB552669A - An improved range finder : en
  • GB552711A - Improvements in bleaching and finishing textiles : en
  • FR881292A - Direction-finding device : en fr
  • DE726878C - Arrangement for receiving multiple messages : de en
  • US2316936A - Antitheft device : en
  • DE734583C - Device for coupling a three-phase network of approximately fixed frequency with a single-phase network of lower, but also almost fixed frequency : de en
  • US2317248A - Combination cable and plate highway guard : en
  • AU316641A - Improvements in immersion type electric water heaters : en
  • CA411904A - Moulding fastener : en fr
  • US2316942A - Apparatus for measuring temperatures in boreholes : en
  • US2317119A - Compressor control system : en
  • DE734603C - Band brake : de en
  • CA411984A - Substituted chromane production : en fr
  • US2317217A - Fluid coupling : en
  • US2317157A - Resistance socket for signal lamps : en
  • US2317101A - Rectifying column : en
  • US2317132A - Brake system : en
  • USRE22302E - Signal-translating system : en
  • AU116818B2 - Improved method of making metal articles of predetermined shape : en
  • AU573042A - Improvements relating to railway traffic controlling apparatus : en
  • US2317042A - Revolvable table : en
  • US2317144A - Water eliminator : en
  • CA411947A - Bearing mounting : en fr
  • USD135514S - Design for a brooch ok similar article : en
  • FR881349A - Process for the preparation of diphosphoric ethers-salts of derivatives of hydroquinone and naphthohydroquinone alkylated in the nucleus : en fr
  • CA411912A - Cast refractory : en fr
  • CA411951A - Filter : en fr
  • FR881327A - Light metal connecting rod : en fr
  • US2317184A - Photographic material and process of manufacturing same : en
  • DE734739C - Triggering device for spinning machines : de en
  • CA411919A - Metal body heat-treating apparatus : en fr
  • US2317116A - Synthetic resin and the preparation thereof : en
  • US2317323A - Resilient tire : en
  • DE734712C - Protective device for the tracks of battle vehicles : de en
  • US2317191A - Telephone system : en
  • FR881246A - Rotary pallet machine : en fr
  • US2317135A - Drive mechanism : en
  • USD135539S - Design fob a clothespin bag : en
  • CA411890A - Pocket flashlight : en fr
  • CA411901A - Electric sadiron device : en fr
  • US2317063A - Conversion oil control device : en
  • US2317102A - Cotton dispenser : en
  • US2317249A - Highway guard : en
  • US2317195A - Clamp : en
  • DE734476C - Process for the preparation of N-polyoxyalkyl-arylamines : de en
  • US2317032A - Terminal structure for electric lamps : en
  • DK60835C - Procedure for the Manufacture of Orthopedic Footwear. : da en
  • US2316909A - Selective tuned circuits : en
  • US2317247A - Cut nail machine : en
  • US2316796A - Tissue container : en
  • US2317197A - Eye exerciser : en
  • AU511642A - Improvements in or relating tothe production of iron from iron ore : en
  • GB552647A - Improvements in electric accumulators : en
  • US2316780A - Film handling apparatus : en
  • US2316821A - Refrigeration : en
  • US2317182A - Indicating instrument : en
  • GB552679A - Improvements in or relating to apparatus for the control of mechanism : en
  • GB552722A - Improvements in or relating to fuel containers for aircraft : en
  • US2316860A - Separation of mixtures of olefins and paraffins : en
  • DE734729C - Device for releasing locked axles on rail vehicles : de en
  • GB552728A - Improvements in or connected with air brakes for aircraft : en
  • DE734599C - Piston ring made from a light metal alloy : de en
  • FR881249A - Electric heater : en fr
  • US2316784A - Binder and wrapper material feed for cigar machines : en
  • US2317087A - Cosmetic container : en
  • DE734749C - Control shaft twin magneto : de en
  • USD135528S - Design for a switch enclosure : en
  • US2316931A - Continuous process for cracking and polymerizing petroleum oils : en
  • US2317086A - Calculating machine : en
  • GB552796A - Improvements in or relating to the manufacture of cotton reels and like bobbins : en
  • DE734688C - Method for protecting concrete containers : de en
  • DK60832C - Device for Air Supply Systems for Cooling the Engine in Streamlined Motor Vehicles with Rear Engine. : da en
  • AU116815B2 - Radio receiving systems : en
  • AU116822B2 - Improvement in ball winding machine : en
  • GB552656A - Improvements in and relating to bags, purses, pouches and the like : en
  • US2317200A - Sewing case : en
  • US2316760A - Material collecting and loading apparatus : en
  • FR881215A - Method and device for controlling the arrival of pulp to paper machines : en fr
  • CA411930A - Manufacture of cord for tires, belts, etc. : en fr
  • US2316859A - Apparatus for welding : en
  • US2317234A - Refrigeration : en
  • US2317255A - Squawker for toys : en
  • US2316902A - Noise control circuit : en
  • US2316790A - Internal combustion engine : en
  • DE734611C - Adjustable articulation between lever and pull rod or rope, especially for the braking device in motor vehicles : de en
  • DE734766C - Device for connecting interchangeable household appliances, e.g. a meat grinder or the like, to a power source provided with a special housing : de en
  • FR881348A - Process for the treatment and enhancement of cotton textiles from rubberized products such as vehicle tires, conveyor belts, etc. : en fr
  • GB552649A - Improvements in or relating to the propulsion of aircraft : en
  • AU116814B2 - Power driven clutch and shifter assembly : en
  • FR881377A - Transport installation for cooling, heating or drying devices, in particular for chocolate articles : en fr
  • GB552723A - Improvements in or relating to horse shoes : en
  • US2316752A - Coated wooden forms for concrete : en
  • US2316856A - Door signal : en
  • CA411897A - Photographic gelatin layer : en fr
  • US2317015A - Fastening means for metal panels : en
  • US2317167A - Internal combustion engine : en
  • DE734683C - Annular inlet and outlet organs for power and working machines : de en
  • US2317211A - Method of hardening cylinders, pump liners, and the like : en
  • USD135548S - Design for an automobile lamp : en
  • US2316764A - Fluid system : en
  • US2317185A - Sewing machine needle guard : en
  • US2316814A - Feeder : en
  • US2317130A - Polymerizable unsaturated methylene compound and resin comprising polymers thereof : en
  • DE734541C - Spring hangers for motor vehicles and device for its manufacture : de en
  • US2317298A - Stitching machine : en
  • FR881448A - Process for manufacturing a peat-based fuel and fuel resulting from this process : en fr
  • GB552644A - Improvements in or relating to resinous ester products : en
  • GB552705A - Improvement in resolution of racemic ª‡-hydroxy-ª‰ú¼ª‰-dimethyl-gamma-butyrolactone : en
  • GB552682A - Improvements in or relating to the shredding of cellulosic materials : en
  • DE734673C - Link chain for intersecting shafts : de en
  • USD135521S - Design fou a ceramic brooch pin : en
  • US2316829A - Metal casing for building construction : en
  • US2317239A - Billet nicking machine : en
  • US2317253A - Diesel electric drive and control system : en
  • USD135516S - Ijnitfd statfs patfnt offttf : en
  • DE725408C - Pocket knife with handle : de en
  • DE734621C - Process for the preparation of hydrogenation products of the follicular hormone : de en
  • FR881353A - Self-regulating cooker : en fr
  • GB552717A - Improvements relating to tool holders for lathes and the like : en
  • AU500742A - Variable permeability tuning devices : en
  • AU549542A - Improvements in detachable high tension electrical couplings : en
  • CA411864A - Life jacket : en fr
  • US2317280A - Bowl mounting : en
  • US2317297A - Dentifrice : en
  • FR881316A - Process for the separation, by diffusion, of substances which are difficult to separate : en fr
  • US2316797A - Wall pocket : en
  • CA411857A - Electrical connector : en fr
  • CA411961A - Speed governor resetting device : en fr
  • DE734644C - Rust remover : de en
  • CA411956A - Electric wire connector : en fr
  • AU116801B2 - Improvements in stretchers, beds andthe like : en
  • CA411941A - Excavator : en fr
  • DE734784C - Listening device for high-frequency telegraphy transmitters of low power : de en
  • DE734788C - Switching device for gradually contacting controller : de en
  • US2316809A - 2-hydroxy-alkylamino-5-sulphobenzoic acid : en
  • AU116794B2 - Refrigerator cabinet : en
  • CA411851A - Analgesia device : en fr
  • CA411923A - Recording scale alignment mechanism : en fr
  • DE734724C - Process for the production of ethers of butanol- (1) -one- (3) : de en
  • DE734733C - Arrangement for dynamic control in the high-frequency part of a radio receiver : de en
  • DE734666C - Electrolyte cell with contact counter, in which the electrolyte periodically closes the control current between cathode and control electrode in order to establish contact : de en
  • CA411862A - Sheet metal article bending and forming machine : en fr
  • GB552746A - Improvements in and relating to picker mechanism and knitting machines incorporatingsuch mechanism : en
  • FR881293A - Improvements in devices for the transmission of motive power : en fr
  • FR881389A - Skip filling and emptying indicator : en fr
  • DE711305C - Short wave resonant circuit arrangement, especially for tube amplifiers of high performance : de en
  • DE734769C - Alloys with high heat resistance : de en
  • AU119481B2 - Polymer : en
  • DE734747C - Device for achieving intermittent irrigation : de en
  • US2317299A - Calking gun : en
  • FR881300A - Process for preparing urethanes : en fr
  • US2317023A - Spring contact for electric connections : en
  • DE734481C - Control device for combustion-electric, in particular diesel-electric vehicle drives : de en
  • DE734756C - Registration camera for recording single and moving images : de en
  • FR881339A - Pliers threaded on bus bars : en fr
  • GB552710A - Improvements in or relating to folding boxes : en
  • GB552782A - Improvements in or relating to pump assemblies : en
  • GB552789A - Improved means for firing coke ovens : en
  • US2317236A - Breathing apparatus for swimmers : en
  • FR881381A - Mounting with vacuum switch : en fr
  • US2317281A - Edge gluing process : en
  • DE734612C - Shoot bolt lock : de en
  • FR881345A - Tamper-evident device making the theft of bicycles difficult and in all cases visible : en fr
  • DE734678C - Introduction to the rolling rods in rolling mills : de en
  • AU116798B2 - Improvements relating to railway traffic controlling apparatus : en
  • FR881390A - Spring-loaded swing lever, especially for vehicles : en fr
  • US2317216A - Motor vehicle power transmission control : en
  • FR881341A - Single radial turbine : en fr
  • FR881421A - Umbrella frame : en fr
  • US2317237A - Swimmer's mask : en
  • FR881384A - Elasticizing product for synthetic rubber : en fr
  • FR881208A - Process for the electrophoresis of layers having satisfactory adhesion and poor conductivity, with ultra-fine grains on conductive supports : en fr
  • GB552785A - Improvements in or relating to devices for the simultaneous tuning of oscillatory circuits having different resonance frequencies : en
  • FR881273A - Lubricants : en fr
  • FR881398A - Bending pliers : en fr
  • FR881243A - Improvements to gasifier air inlet valves : en fr
  • AU440442A - A gripper for use in stropping safety razorblades : en
  • US2316776A - Electrical control apparatus : en
  • CA411986A - Methylhydroquinone production : en fr
  • US2316813A - Bearer for the stationary vanes of rotary motors : en
  • US2317311A - Vehicle wheel : en
  • US2317084A - Signal system : en
  • GB552651A - Improvements in electromagnetic interrupters : en
  • US2317153A - Process for the electrodeposition of manganese : en
  • DE734699C - Shuttle drive for ribbon looms : de en
  • FR881366A - Method and device for the short-term treatment of delicate substances using gaseous agents : en fr
  • US2317092A - Welded spindle construction : en
  • US2316774A - Treatment of fatty substances : en
  • FR881321A - Devices for varying the magnification scale during post-synchronization : en fr
  • FR881352A - Electrical contact device : en fr
  • US2316972A - Coating apparatus : en
  • AU116807B2 - Improved motion transmission for dial test-indicators : en
  • DE734722C - Process for the production of hexachlorobutadiene : de en
  • AU499042A - Wavelength modulator and control means : en
  • AU116797B2 - Improvements in detachable high tension electrical couplings : en
  • CA411976A - Duro-hydroquinone ether preparation : en fr
  • US2317187A - Dynamoelectric machine : en
  • USD135526S - Design for a locket or similar article : en
  • AU503142A - Improvement in ball winding machine : en
  • DE734606C - Device for determining the complementary color of color photographic negatives belonging to a specific color value : de en
  • DE734748C - Fuel control device : de en
  • CA411858A - Yarn and filament processing : en fr
  • US2317203A - Display box : en
  • US2317108A - Filter : en
  • CA411877A - Glider apparatus : en fr
  • DE734573C - Process for extracting valuable components from gases : de en
  • US2316787A - Separable fastener : en
  • US2317168A - Thermocouple : en
  • FR881383A - Process for the manufacture of electric heating cables : en fr
  • GB552687A - Improvements in lathe tool mounting means : en
  • GB552712A - Improvements in or relating to hydraulic remote control apparatus : en
  • US2317251A - Ship control : en
  • USD135534S - Design for an aeroplane : en
  • FI19581A - Vakuumvals för utpressning av vätska ur fibermassabanor : en fi
  • DE734679C - Die holder for standing pipe extrusion press : de en
  • US2317159A - Writing device : en
  • AU496542A - Refrigerator cabinet : en
  • US2317293A - Computer mechanism : en
  • AU116789B2 - Improvements in immersion type electric water heaters : en
  • CA411937A - Manufacture of .delta. 2,6-phytadienic acid : en fr
  • US2317147A - Control for ticket printing ano : en
  • GB552750A - Improvements in and relating to clips for electric cartridge fuses : en
  • US2317073A - High pressure diaphragm unit for fluid pressure gauges : en
  • CA411885A - Hydraulic storage and dispensing system : en fr
  • GB552692A - Improvements in building blocks : en
  • US2316815A - Record : en
  • US2317316A - Bun pressing machine : en
  • CA411932A - Trimethyl-hydroquinone condensation product : en fr
  • DK60830C - Bodywork for Motor Vehicles with Reduced Air Resistance. : da en
  • DE734736C - Electron microscope for recording with light and dark field illumination : de en
  • FR881283A - Drive belt : en fr
  • AU903043A - Improvement in method of generating frequency modulated waves : en
  • CA411915A - Starch continuous conversion : en fr
  • DE734731C - Circuit arrangement, especially for overhead warning signal systems, in which rail current closers of different sensitivity are used : de en
  • FR881370A - Automatic firearms shutter blocking device : en fr
  • AU116816B2 - A gripper for use in stropping safety razorblades : en
  • US2317223A - End flap construction for cardboard containers : en
  • US2317265A - Fluorescent lamp : en
  • US2317006A - Fruit juice machine : en
  • US2317262A - Apparatus for machining serrations in metallic bodies : en
  • GB552770A - Improvements in or relating to the manufacture of transparent alginate films : en
  • US2316873A - Remote indicating compass : en
  • US2317050A - Breaking petroleum emulsions : en
  • US2317320A - Chip control mechanism : en
  • US2316946A - Riveting yoke : en
  • FR881302A - Method and device for dewatering collapsing materials by means of elastic plates : en fr
  • DE734591C - Clamping sleeve for retreading worn treads on pneumatic rubber tires : de en
  • DE734595C - Straw or similar press with cutting device : de en
  • DE734728C - Portable typewriter : de en
  • CA411983A - Chromone production : en fr
  • US2317003A - Drying apparatus : en
  • US2317314A - Motor-driven brush : en
  • CA411929A - Safety razor container : en fr
  • CA411876A - Pressure lubricator coupler : en fr
  • US2316963A - Coccidicide : en
  • US2316789A - High pressure fluid medium distribution system : en
  • US2317225A - Waffle iron : en
  • US2317219A - Production of petroleum : en
  • FR881290A - Alkaline Earth Metal Magnesium Alloy Gas Absorption Pill for Electric Discharge Containers : en fr
  • US2317047A - Sheet fastening means : en
  • US2317289A - Table type bowling apparatus : en
  • US2317010A - Borehole deflecting tool : en
  • AU496842A - Frequency modulation converters : en
  • DE734525C - Waxy art masses : de en
  • US2317098A - Motor : en
  • US2316757A - Mailing piece : en
  • CA411940A - Weight classifier : en fr
  • AU437642A - Improvements in furnace tilting device : en
  • CA411971A - Cellulose derivative slat : en fr
  • US2317221A - Welding apparatus : en
  • US2316941A - Oil seal : en
  • GB552704A - Improvements in or relating to the extraction of nutritive components from vegetable matter : en
  • US2316896A - Parachute pack : en
  • DE734619C - Device for the suction of volatile distillation products from the inside of the coal from intermittently operated horizontal chamber furnaces : de en
  • DE734671C - Process for rapidly increasing the softening point of known condensation products from phenols : de en
  • AU116819B2 - Variable permeability tuning devices : en
  • DE758367C - : de en
  • DK60828C - Light screen for Braunske Rør. : da en
  • US2316853A - Knockdown crated carton : en
  • CA411917A - Housing for current carrying and controlling elements : en fr
  • CA411987A - Dimethylhydroquinone production : en fr
  • AU116813B2 - Improvements in or relating tothe production of iron from iron ore : en
  • DE734589C - Armor clip : de en
  • DE734760C - Hand loom : de en
  • DE734616C - Rolled connecting iron for sheet piles : de en
  • FR881420A - Improvements to repair plasters for tire casings and to the processes for manufacturing them : en fr
  • CA411916A - Door construction : en fr
  • US2316835A - Explosionproof enclosure for electrical devices : en
  • DE734641C - Cigar cutter for flat and wedge cuts : de en
  • DE734661C - Detorsion shoe : de en
  • CA411969A - Preparation of 2-chlor-meta-5-xylenol : en fr
  • FR881328A - Guide card for loose-leaf bookkeeping, filing and similar applications : en fr
  • FR881288A - Antenna intended for the transmission of very wide bands : en fr
  • GB552794A - Improved means for the grid control of ionic valves : en
  • DE734763C - Automatic reclosing device : de en
  • CA411913A - Leucine production : en fr
  • US2316863A - Method of making lasts : en
  • US2317152A - Apparatus and method for the manufacture of artificial fibers : en
  • GB552695A - Improvements relating to the stopping of high-compression internal-combustion engines : en
  • GB552699A - Apparatus for the degreasing of metal and like articles with liquids or vapours : en
  • US2316905A - Selenium rectifier : en
  • US2317267A - Aircraft wing system : en
  • DE734693C - Injection carburetor : de en
  • FR881237A - Improvements in precision devices, particularly radioelectric devices : en fr
  • US2317326A - Shoe bottom filling material : en
  • DE734358C - Switching arrangement for the 180íÒ phase change of directional antennas for the generation of guidelines : de en
  • FR881238A - Improvements to devices such as forks or switch hooks : en fr
  • US2316884A - Gauging means for taping machines : en
  • FR881268A - Refinements with curry combs and other animal grooming instruments : en fr
  • FR881350A - Process for the destruction of phenolic wastewater : en fr
  • FR881317A - Magnesium chloride manufacturing process : en fr
  • FR881361A - Oscillating machine for the mechanical extension of sludge and pastes by the use of a plate driven in secondary oscillations : en fr
  • FR881266A - Theft device : en fr
  • AU116799B2 - Process for manufacturing substantially saturated motor fuel hydrocarbons : en
  • DE734740C - Orthopedic footrest, which consists of a fixed bridge supporting the metatarsus and a heel part linked to it : de en
  • US2317111A - Toothbrush cover fastener : en
  • US2317260A - Mop : en
  • USD135546S - Design for a dress : en
  • CA411887A - Aluminium alloy bearing : en fr
  • US2316874A - Cone clutch : en
  • US2316900A - Apparatus for the treatment of yarn packages : en
  • US2317270A - Fluid dispensing gun : en
  • DE734631C - transformer : de en
  • US2317085A - Holder attachment for driving tools : en
  • US2317065A - Valve : en
  • DE734193C - Roller bearing : de en
  • US2316811A - Method of coating ferrous metal surfaces with water insoluble metallic phosphates : en
  • CA411962A - Sleeve valve drive : en fr
  • DE734609C - Smoke generator for displaying the ground wind direction for aircraft : de en
  • DE734626C - Type wheel for telegraph devices : de en
  • DE734648C - Process for the production of a weld seam for metal sheets to be butted against each other with a surface layer of noble metal : de en
  • US2317271A - Snap valve : en
  • FR881247A - Improvements to gasifiers for motor vehicles : en fr
  • US2317241A - Production of isobutane : en
  • DE734719C - Method for dividing oil slate deposits for the purpose of smoldering : de en
  • FR881207A - Automatic air intake regulator, especially for gas powered engines : en fr
  • AU537042A - Power driven clutch and shifter assembly : en
  • US2316768A - Method of making screen stencils : en
  • US2317330A - Apparatus for making closures : en
  • DE734915C - Method for the amplitude comparison of two DF received voltages : de en
  • US2316777A - Machinist's precision level : en
  • CA411888A - Three metal jordan member : en fr
  • DE734546C - Air hammer : de en
  • DE734676C - Switch for direction indicators, especially for motor vehicles : de en
  • GB552731A - Improvements in or relating to the catalytic cracking of hydrocarbon oils : en
  • GB552742A - Improvements in metal cutting or other machine tools : en
  • US2316932A - Duster for insecticides : en
  • US2317021A - By-pass and releasing means : en
  • FR881295A - Electric radiator with hot oil circulation and horizontal boiler : en fr
  • DE734556C - Process for the production of detergents in the form of flakes, sheets or the like. : de en
  • FR881257A - Improvements to motor vehicles, in particular to agricultural track tractors : en fr
  • DE734670C - Laminated glass : de en
  • FR881416A - Universal joint : en fr
  • FR881253A - Improvements to circuits containing thermionic lamps : en fr
  • US2317090A - Torsional vibration damper : en
  • FR881419A - Fast and portable water heater : en fr
  • USRE22303E - Air conditioning unit : en
  • US2316892A - Removable tray rack construction : en
  • US2316914A - Extensometer : en
  • US2317046A - Anchoring means for sanitary drinking caps : en
  • CA411895A - Electric switch : en fr
  • DE734598C - Control lever with coupled curve guide for aircraft internal combustion engines with adjusting screw : de en
  • CA411906A - Manganese alloy : en fr
  • FR881307A - Method and device for transforming ordinary sound recordings into stereophonic recordings : en fr
  • US2316912A - Tolylethyl butyrate and process for making same : en
  • US2317007A - Sealing means for ash hopper gates : en
  • US2316849A - Rail joint : en
  • US2317335A - Envelope : en
  • FR881312A - Method and apparatus for winding webs of yarns : en fr
  • USD135513S - Design fob a brooch or similar article : en
  • DE734726C - Device for regulating the operation of steam generators with small liquid content and with pressurized combustion : de en
  • USD135520S - Design for a ceramic bkooch pin : en
  • DE734645C - Valve seat milling device, especially for cylinder heads of internal combustion engines : de en
  • DE734575C - DF switch : de en
  • US2316820A - Clutch plate : en
  • US2317199A - Electromagnetic sound recorder : en
  • AU384741A - Improvements in or relating tothe uncoiling of wire or other strip material : en
  • DE734557C - Bumpers made of structured hard materials to protect the pant leg edges : de en
  • US2316791A - Refrigerating system : en
  • GB552674A - Improvements in or relating to the inhibition of corrosion of magnesium and magnesium base alloys : en
  • FR881318A - Gasifier hearth for coal dust, fine and fine : en fr
  • GB552689A - Improvements in or relating to siphoning devices for use with atomising or vapourising apparatus : en
  • GB552747A - Improved combustion apparatus for burning solid fuels containing ash : en
  • GB552744A - Improvements in or relating to the manufacture of synthetic resins from urea-formaldehyde : en