• US2072301A - Cement grout mixing and distributing machine : en
  • US2072221A - Metal cigar band : en
  • US2072318A - Stacking mechanism for paper box machines and the like : en
  • DK52776C - Doll's head with replaceable parts. : da en
  • FR809455A - Improvements to heating installations using liquid fuels : en fr
  • GB462014A - Improvements in or relating to aerial feeder arrangements : en
  • US2072145A - Process of making sheeting : en
  • US2072328A - Hatch construction : en
  • US2072292A - Load discharging car : en
  • AU68236A - Improved feeder for animal sucklings : en
  • US2072128A - Machine for operating on heels : en
  • CA364513A - Ash tray and glass holder : en fr
  • FR809471A - Improvements to paper bags : en fr
  • CA364409A - Directional gyroscopic indicator : en fr
  • US2072241A - Means for carrying coils of wire or tape-shaped bodies : en
  • US2072250A - Treatment of filaments, films, and similar materials containing organic derivatives of cellulose : en
  • US2072595A - Well pumping apparatus : en
  • US2072729A - Safety switch : en
  • US2072664A - Railway vehicle : en
  • USD103475S - Design for a curtain fabric : en
  • CA364482A - Bearing : en fr
  • FR809500A - Process for extracting the anhydride resulting from the thermal decomposition of organic acids, and in particular acetic acid : en fr
  • US2072752A - Power plant : en
  • US2072837A - Method of forming headed tacks of celluloid or like plastic composition : en
  • DK52760C - Procedure for the production of vitamin-containing oils from fish liver, in particular halibut liver. : da en
  • USD103444S - Design fob a storage battery case : en
  • US2072207A - Heat resisting fluoride borosilicate glass : en
  • US2072098A - Identification and recording device : en
  • US2072197A - Automatic firearm : en
  • FR809531A - Improvements in the transmission of driving force by hydraulic means : en fr
  • CA364431A - Lactate deodorization : en fr
  • CA364456A - Friction element : en fr
  • US2072772A - Lawn mower sharpener : en
  • GB462075A - Improvements in and relating to rotary grates, particularly applicable to the furnaces of steam generators or the like : en
  • AU100341B2 - Improvements in or relating to magneto-electric machines : en
  • US2072246A - Speed responsive control mechanism : en
  • US2072337A - Safety lighting circuit : en
  • US2072641A - Door : en
  • US2072795A - Clock : en
  • FR47274E - Improvements to the apparent solidification processes, temporary or permanent, of liquids, and in particular of hydrocarbons : en fr
  • DE641323C - Process for the production of multilayer metals from several, primarily two metals of very different extensibility or machinability and hardness : de en
  • US2072840A - Mandrel registering mechanism for enameling machines : en
  • GB462093A - Improvements in and relating to locking devices : en
  • GB462218A - Improvements in centrifugal governors for regulating the ignition advance in internal combustion engines and other applications : en
  • GB462107A - Improvements in or relating to speed indicating and checking devices : en
  • CA364538A - Furnace electrode clamp : en fr
  • US2072177A - Manufacture and refinement of chemical pulps and regeneration of the spent chemical liquors : en
  • US2072794A - Egg holder : en
  • GB461982A - Improvements in or relating to electrical signalling systems : en
  • GB462458A - A new or improved method of making tubes and apparatus therefor : en
  • US2072545A - Fuel injector structure for oil engines : en
  • GB462193A - Improvements in or relating to adaptors for connecting bottles to taps : en
  • GB462356A - Improvements in and relating to electric discharge lamps : en
  • US2072114A - Audio frequency amplification : en
  • USD103388S - Design fob a store : en
  • US2072185A - Flowerpot watering system : en
  • US2072277A - Aeroplane : en
  • US2072270A - Method of making organic esters of cellulose : en
  • US2072821A - Stoker : en
  • DE642351C - Holder for cutting bars on scissors : de en
  • US2072460A - Ceramic tile composition : en
  • USD103445S - Design for an automobile radiator : en
  • FR809348A - Process for preparing activated carbon : en fr
  • US2072645A - Mixing valve : en
  • US2072378A - Conversion and coking of hydrocarbon oils : en
  • US2072634A - Exhauster for sprinkler systems : en
  • US2072781A - Prime-mover-electric traction system : en
  • US2072759A - Bottle filling and capping machine : en
  • GB462224A - Improvements in or relating to electro-magnetic coils for loud speakers and telephone receivers : en
  • GB462248A - Improvements in permanent magnets : en
  • GB462264A - Improvements in or relating to controllers for electric circuits : en
  • US2072306A - Hydraulic lifting mechanism for road graders : en
  • US2072407A - Inhaler : en
  • US2072770A - Coating composition and drier : en
  • DE642439C - Sterilizing vessels for medical purposes : de en
  • AU62036A - Improved slide carrier : en
  • DK52754C - Antenna system for radio signaling systems. : da en
  • GB462280A - Improvements in and relating to electric heating elements : en
  • FR809322A - Hammock : en fr
  • GB462234A - Improved transmission gearing for automobiles : en
  • GB462286A - Improvement in methods of stripping and transferring photographic films : en
  • US2072695A - Merchandising container : en
  • SE88700C1 - : en
  • CA364427A - Drying oil composition : en fr
  • GB462081A - Improved straining clamp for overhead electric conductors : en
  • USD103403S - Design for a pencil or similar : en
  • GB462164A - Improvements in and relating to reversible reduction gear : en
  • GB462293A - Improvements in and relating to hoisting or lowering apparatus : en
  • GB462011A - Improvements in the production of stiffened fabrics and fabric articles : en
  • GB462041A - Improvements in bogie arrangements for motor and other rail vehicles : en
  • GB462273A - Apparatus for ball throwing games : en
  • DE642405C - Device for the axial adjustment of the drive pinion of differential gears in motor vehicles : de en
  • FR809492A - Track change for monorail and hook intended to cooperate with said change : en fr
  • DE642324C - Process for bright annealing of cold-rolled sheet metal and strips : de en
  • DE642364C - Compressed gas switch with multiple interruption : de en
  • DE642504C - Process for the production of thin-walled, lightweight containers for medium and low pressures : de en
  • GB462373A - Improved construction of roofs, floors, ceilings and the like : en
  • FR809536A - Tilting tensioner mechanism for single bellows gas meter : en fr
  • GB462226A - Improvements relating to wheels for motor and other vehicles : en
  • AU100368B2 - Production of chlorine dioxide : en
  • CA11342S - Cover for keys : en
  • GB462277A - Improvements in or relating to stoppers for bottles and like receptacles : en
  • US2072773A - Smoking pipe : en
  • US2072560A - Method of making tinsel garlands : en
  • US2072501A - Apparatus for electrostatic separation : en
  • FR809556A - Process for finishing textiles and products obtained by this process : en fr
  • GB462390A - Improved construction of wings, aerofoils and the like for aeronautical machines : en
  • GB462009A - Improvements relating to turbo-mechanical transmission gear : en
  • GB462036A - Improved wire drawing dies and a method of manufacturing the same : en
  • US2072339A - Feed mechanism for machine tools : en
  • US2072585A - Range receptacle : en
  • DE642434C - Automatic voltage regulating device for electrical ovens, the heating resistors of which are alternately switched on and off by contactors depending on a temperature contact device : de en
  • US2072260A - Chemical stabilization of cellulose : en
  • ES143418A2 - A DRY GASOMETER WITH WAVY ELASTIC CONTROL : en es
  • DE642466C - Process for the production of a binder : de en
  • US2072269A - Latch : en
  • FR809540A - Multi-storey car garage, with handling frames for cars : en fr
  • FR809420A - Improvements to fuse circuit breaker cartridges : en fr
  • US2072431A - Smoking implement : en
  • GB462179A - Improvements in or relating to seats and seat backs or cushion devices for use therewith : en
  • GB462304A - New or improved glasses : en
  • GB462077A - A new or improved container stand for closet and like brushes : en
  • GB462208A - Improvements in pumps : en
  • GB462303A - Improvements relating to racquets for use in playing tennis and other similar games : en
  • GR6342B - SILVERING LIQUID AND MATERIAL POLISHING AT THE SAME TIME. : el en
  • IE14282L - Electric accumulators : en
  • US2072267A - System for landing aircraft : en
  • US2072720A - Slow-burning powder for fuses, etc. : en
  • ES143383A1 - Hand-held tying machine. : en es
  • US2072714A - Roller dam structure : en
  • GB462149A - Improvements in apparatus for treatment with solvents : en
  • US2072307A - Compressor : en
  • USD103447S - Design for a dress : en
  • GB462055A - An improved gas fire : en
  • DE642297C - Rail fastening between ribs of the base by means of clamping plates supported in openings in the ribs : de en
  • FR809486A - Pre-filter for devices protecting against aggressive products : en fr
  • FR809367A - Process for manufacturing high value fuels : en fr
  • CA364435A - Cold box : en fr
  • US2072235A - Method of and means for detecting misfed sheets : en
  • US2072824A - Method of making castor oil soap : en
  • US2072734A - Method of and means for removing bast from bast plants : en
  • US2072415A - Gutter protector : en
  • GB462005A - Improvements relating to the treatment of textile fabrics : en
  • GB462240A - Improvements in or relating to the annealing and like heat treatment of metals : en
  • US2072191A - Coin wrapping device : en
  • US2072816A - Valve for aerating liquid vessels : en
  • US2072825A - Condensation products from hydroxylated cyclic compounds and acetylene : en
  • GB462116A - Improvements relating to machine tools : en
  • US2072575A - Nickel base alloy : en
  • US2072447A - Tabulating machine : en
  • FR47254E - Ventilation outlet : en fr
  • FR809376A - Method and apparatus for the purification of hot gases : en fr
  • US2072130A - Abrading tool : en
  • US2072498A - Amalgamating cylinder : en
  • US2072697A - Multiple headlight for vehicles : en
  • CA364414A - Leading-in wire : en fr
  • DE642420C - Dough forming machine for the production of embossed dough pieces : de en
  • DE642450C - Gas mask or goggles with optical glasses for ametropia : de en
  • DK52757C - Drive device for electric train lighting generators mounted on a vehicle bogie. : da en
  • GB462236A - Improvements in or relating to the manufacture of grid-work, railings and the like : en
  • FR809315A - Seat : en fr
  • DE642314C - Coupling link for the temporary coupling of two machine units with not exactly aligned shaft centers : de en
  • DE642399C - screen : de en
  • FR809446A - Manufacturing process for aircraft bombs, shells, etc. : en fr
  • FR809456A - Improvement in frequency stabilization of tube oscillators : en fr
  • AU141336A - Improvements in or relating tothe production of fabrics treated with waterproof compositions of or containing rubber : en
  • CA364547A - Game : en fr
  • DE642391C - Device for regulating the coolant flow used for cooling electrical apparatus, in particular in the case of metal vapor converters, for example mercury vapor glass rectifiers, by means of an adjustable deflector which controls the air flow : de en
  • DK52775C - Gas line piece for Gas Pressure Guns. : da en
  • US2072394A - Process of cracking hydrocarbon oils : en
  • USD103413S - Design for a shoe or similar article : en
  • AU63136A - Process forthe manufacture of mercury compounds containing nitrogen : en
  • US2072550A - Undergarment : en
  • FR809547A - Focus checker for photographic enlargements : en fr
  • FR809394A - immobilizable nut parallel retractor for dental orthopedics : en fr
  • GB462155A - Improvements in or relating to grips for handles of golf clubs, cricket bats, tennis rackets or other shaft-like bodies : en
  • DE642441C - Machine for the production of wooden spoked wheels : de en
  • GB462068A - Improved door fasteners on railway vehicles such as mineral wagons : en
  • GB462215A - Improvements in or relating to heat insulation : en
  • GB462196A - An improvement in or relating to self-acting mules : en
  • FR809516A - Process for establishing plates or shapes for monochrome or polychrome printing, in particular plates or intaglio shapes for intaglio printing : en fr
  • CA364406A - Magnesium casting method : en fr
  • US2072108A - Production of light hydrocarbons : en
  • US2072324A - Strainer for beverage dispensing devices : en
  • US2072632A - Control means for wringer drive mechanism : en
  • US2072658A - Receiver arrangement for electric picture transmission : en
  • DE642330C - Process for the production of chunky magnesium metal : de en
  • DE642357C - Deep digger : de en
  • FR47282E - heat exchanger : en fr
  • GB462076A - Improvements in or relating to stays for the hoods of baby carriages, invalid chairs or like vehicles : en
  • US2072719A - Slow-burning powder for fuses, etc. : en
  • US2072218A - Novelty button : en
  • DE642513C - Self-holding plow with rotating and lockable front cart : de en
  • CA364437A - Crankshaft grinding machine : en fr
  • DE642322C - Step dryer for pourable substances : de en
  • DE642361C - Process for converting sodium monochromate into sodium dichromate : de en
  • DE642395C - Flat curler that can be inserted into gripping pliers for curling hair : de en
  • DE642476C - Device for the automatic, sudden release of the pressure force of worn carbon brushes from electric motors : de en
  • FR809438A - Improvements made to positive displacement rotary pumps and motors of the same type : en fr
  • GB462168A - Improvements in or relating to soles and heels for footwear : en
  • GR6341B - ECONOMIC RUBBER GYMNASTICS INSTRUMENT. : el en
  • US2072769A - Electric motor construction : en
  • US2072665A - Bleaching process : en
  • US2072137A - Strip dispensing apparatus : en
  • DK52753C - Railway coupling. : da en
  • GB462013A - Improvements in or relating to identification marking in laundry and like processes : en
  • US2072511A - Piano teaching apparatus : en
  • US2072646A - Drill press spindle drive and mounting : en
  • US2072628A - Rosin acid and process of producing the same : en
  • USD103398S - Design fob a shoe ob similar article : en
  • FR809319A - Color image production process : en fr
  • GB462203A - Improvements in or relating to rectangular wrappings : en
  • US2072806A - Process for the separation of primary from secondary alcohols : en
  • US2072808A - Process of producing dull-luster bactericidal filament : en
  • CA364485A - Rectilinear light reflector : en fr
  • DK52751C - Condensation water discharge. : da en
  • AU100325B2 - Process of producing and refining organ extracts : en
  • US2072488A - Press system : en
  • US2072395A - Collapsible flower box in which to grow plants : en
  • FR809318A - Improvements in processes for refining mineral oils : en fr
  • FR809405A - Process for preparing interesting products from greasy and the like : en fr
  • DE642491C - Device for making chair seats : de en
  • GB462184A - Improved manufacture of threads from viscose : en
  • GB462192A - Improvements in vehicle observation devices : en
  • GB462380A - Process for the manufacture of articles resistant to gaseous corrosion : en
  • FR47281E - Valve timing control device for multiple cylinder steam locomotives : en fr
  • US2072294A - Constant pressure gas regulator : en
  • DE642326C - Device for grid-controlled discharge paths from an alternating current network fed direct current motors that sometimes run as generators : de en
  • US2072400A - Driving means for grain elevators : en
  • FR809473A - Hydraulic coupling device between a driving shaft and a driven shaft : en fr
  • GB462123A - Improvements relating to the construction of levers : en
  • GB462198A - An improved process for resolving mixtures of liquid hydrocarbons into the components thereof by means of selective solvents : en
  • FR809548A - Improvements in anti-aircraft night fire control devices : en fr
  • US2072344A - Container filling machine : en
  • US2072458A - Power operated transmitter : en
  • US2072276A - Cooking stove : en
  • US2072412A - Brake mechanism : en
  • FR809410A - Process for preparing polymethine dyes : en fr
  • GB462228A - Improvements in and relating to electric signal transmission systems : en
  • US2072248A - Production of artificial filaments and like materials : en
  • US2072357A - Apparatus for producing water gas : en
  • US2072681A - Food handling apparatus : en
  • US2072747A - Carrier system : en
  • DK52749C - Method and Press for Pressing Metal. : da en
  • DE642394C - Process for the production of physiologically balanced protein-free fluids from organs or the like. : de en
  • DE642492C - Double camera designed for stereophotogrammetric recordings : de en
  • FR809302A - Colorants for vats and process for their preparation : en fr
  • US2072527A - Multiple sound and picture recording and projection system : en
  • USD103427S - Design for a lady s hose ob similar : en
  • GB462082A - Improvements in or relating to boxes or containers for pills or for other articles : en
  • GB462112A - Improvements in or relating to agglomerates having a base of asbestos and cement : en
  • US2072448A - Rolling mill of the overhung type : en
  • CA364464A - Fabric article conditioning apparatus : en fr
  • DE642422C - Device for the further treatment of the plaster from malt cleaning machines : de en
  • US2072131A - Process of and apparatus for converting hydrocarbon oils in the vapor phase : en
  • US2072520A - Automatic closure-support : en
  • US2072643A - Dehumidifier : en
  • FR809527A - Purification process of natural organic products and resulting products : en fr
  • GB462047A - Apparatus for effecting inking in a rotary intaglio printing machine : en
  • FR809313A - Method and device for decomposing gases or vapors from slow distillations : en fr
  • US2072226A - Material for combating pests : en
  • DE642300C - Process for removing gas and air inclusions from cables that have already been filled with liquid : de en
  • US2072247A - Process for the production of methylamine : en
  • US2072345A - Support for bath sprays : en
  • GB462100A - Improvements in and relating to the burners of hurricane lanterns : en
  • GB462167A - Improvements in knitting machines : en
  • DE642327C - Process for the production of mercury vapor lamps with very high vapor pressure : de en
  • DE642371C - Examination of coin minting : de en
  • GB462238A - Improvements in the manufacture and production of iminopolymethine dyestuffs : en
  • CA364420A - Humidifier feeding device : en fr
  • US2072176A - Spring nut lock : en
  • US2072528A - Impulse television system : en
  • US2072116A - Clutch mechanism : en
  • US2072251A - Manufacture or treatment of artificial materials : en
  • FR809595A - Method of making knitted articles on straight knitting machines : en fr
  • DE642316C - Switching arrangement for photoelectrically controlled incandescent lamp cinemas via the grid of gas discharge tubes in connection with mechanically controlled contact devices for any demonstration of incandescent lamp images and wandering writing on a universal lamp field : de en
  • GB462030A - An improvement in or relating to the carbonising of fabrics : en
  • USD103436S - Design fob a tablecloth or similar : en
  • DE642444C - Starting device : de en
  • GB462135A - Improvements in and relating to gas producers : en
  • USD103478S - Design for a dress ensemble : en
  • US2072133A - Portable manifolding device : en
  • FR809330A - Wire mesh for paper machines : en fr
  • FR809457A - Advanced repeater phonograph : en fr
  • US2072505A - Anticlog means for check controlled apparatus : en
  • DE642325C - Conveyor wagon with a spring-loaded pushing device : de en
  • FR809479A - Assembly process, by welding, of superimposed thin metal parts : en fr
  • GB462040A - Improvements in ball thrust bearings : en
  • GB462233A - Manufacture of azo-dyestuffs : en
  • US2072280A - Sheet material and method of making same : en
  • US2072326A - Meter for liquids : en
  • USD103391S - Design for a bread box : en
  • USD103458S - Design for a dress : en
  • FR809403A - Process for hydrogenating carbonaceous materials under pressure : en fr
  • GB462090A - Improvements in the key lever mechanism of typewriters : en
  • GB462139A - Improvements relating to the mounting of street-lighting and like lamps : en
  • GB462212A - Improvements in or relating to heat accumulator ranges : en
  • US2072679A - Coupling system : en
  • USD103479S - Design fob a vehicle lamp : en
  • US2072419A - Television method and apparatus : en
  • US2072112A - Ignition system : en
  • US2072342A - Photoelectric tube : en
  • US2072701A - Bottle lock : en
  • DE642356C - Detachable connection for the bucket of bucket wheel excavators : de en
  • US2072672A - Container : en
  • FR809409A - Chalk holder : en fr
  • US2072577A - Means for discharging fluid pressure containers : en
  • USD103411S - Design for a shoe ob similar article : en
  • US2072325A - Duplex valve applied to a single cylinder : en
  • FR809340A - Improvements in the treatment of carbonaceous materials by means of hydrogenating gases : en fr
  • GB462033A - An improved hinge and hinge mounting : en
  • FR47273E - : fr
  • FR809365A - Device for the economical and practical use of blue for laundry : en fr
  • US2072350A - Carbonating apparatus : en
  • SE88673C1 - : en
  • FR809475A - Improvements to automatic control of weaving, embroidery, knitting or lace looms : en fr
  • GB462126A - Improvements in or relating to shutter-operating mechanisms for photographic cameras : en
  • USD103465S - Design for a casing for polishing : en
  • FR47284E - Methods and apparatus for spraying liquid onto paper, tissue, etc. : en fr
  • FR809515A - Hairdressing device : en fr
  • FR809522A - Machine or device to be calculated : en fr
  • FR809587A - Carburetor : en fr
  • US2072625A - Reloadable film cartridge : en
  • CA364459A - Die casting alloy : en fr
  • US2072311A - Liquid depth or contents gauge : en
  • DE642172C - Pan and tilt head for cinema tripods : de en
  • GB461988A - Method of uniting sprayed metal to wood : en
  • DE642508C - Device for automatic regulation of the voltage of electrical machines by means of grid-controlled vapor or gas discharge paths in a rectifier circuit : de en
  • DE642484C - Process for the vegetable tanning of hides and skins : de en
  • FR809368A - Device for carrying out adsorption operations : en fr
  • FR809583A - Improvements to indicators with multiple graduations : en fr
  • GB461995A - Improvements in or relating to apparatus for determining the correct diaphragm apertures in photographic cameras : en
  • GB462002A - Improvements in rollers for spinning, doubling, twisting and like machines for the production of yarns or threads : en
  • US2072659A - Method and apparatus for setting up cellular cartons : en
  • FR47298E - Apparatus intended for the preparation of perforated tapes used for the control of machines for composing lines of characters : en fr
  • FR809467A - Paper or cardboard containers for liquids and pasty or semi-liquid products : en fr
  • FR809448A - Automatic filling device to keep the electrolyte level constant in the accumulator cells : en fr
  • FR809488A - Automatic regulation of a pre-evaporative evaporator station by mechanical steam booster : en fr
  • FR809434A - Belt tensioner for dynamo or return : en fr
  • FR809566A - Pick-up mechanism, for multi-spindle bar turning machines : en fr
  • FR809514A - Improvement in bricks and agglomerates : en fr
  • US2072623A - High speed piston ring system : en
  • US2072210A - Three-phase transformer and protective device therefor : en
  • US2072330A - Method of inclosing objects in regenerated cellulose : en
  • US2072567A - Refrigerator : en
  • FR809400A - Synthetic resin manufacturing process : en fr
  • DE642303C - Synchronous small motor with rotor polarized by a permanent magnet arranged inside the rotor : de en
  • GB462044A - Improvements in or relating to free wheel systems for cycles and the like : en
  • DE642292C - Steam power plant : de en
  • ES143405A3 - A distributor mechanism for moving films. : en es
  • GB462101A - Improvements in laminated articles : en
  • AU100352B2 - Improved mould board : en
  • GB461959A - An improved razor : en
  • DK52759C - Method for Machining the Surface of Electrodes for Electrolytic Capacitors. : da en
  • ES143384A1 - Procedure for obtaining combinations of thiazolium. : en es
  • USD103410S - Design for a shoe ok similar article : en
  • FR809321A - Method and device for combustion in a fireplace or the like : en fr
  • US2072316A - Teledictaphone : en
  • US2072335A - Reversible variable speed motor : en
  • US2072811A - Electrolytic apparatus and method : en
  • US2072117A - Clutch mechanism : en
  • US2072189A - Tuning indicator : en
  • GB462269A - Improvements in or relating to the coating of aluminium and its alloys : en
  • CA364552A - Explosive cartridge : en fr
  • FR809383A - Soap dish for good soap preservation : en fr
  • FR809559A - Vehicle suspension device : en fr
  • CA364438A - Constant selectivity radio receiver : en fr
  • US2072462A - Coin collector : en
  • FR809462A - Hose clamp : en fr
  • FR809570A - Device for separating liquids from the vapors or gases they contain : en fr
  • GB462299A - Improvements relating to automatic packing machines : en
  • FR809386A - Process for monomerizing polymethacrylic esters : en fr
  • ES143400A1 - A method to cover paper. : en es
  • GB462257A - Improvements in and relating to devices for gripping tubes or pipes in well drilling operations : en
  • US2072649A - Scale bearing : en
  • GB462092A - Machine for making, filling, closing and wrapping bags : en
  • USD103461S - Design fob a dress : en
  • US2072433A - Cocktail shaker : en
  • DE642445C - Pinion drive on starting devices : de en
  • CA364426A - Linoleum : en fr
  • CA364504A - Ice making machine : en fr
  • DE642375C - Process for the production of custard starch from potato starch : de en
  • CA364549A - Pouch making machine : en fr
  • US2072728A - Trailer hitch : en
  • US2072689A - Suction cleaner : en
  • US2072815A - Cigarette paper bookmaking machine : en
  • USD103434S - Design for an insect poison : en
  • FR809464A - Improvements made to articulation mounting devices, in particular those for rear-view mirrors of motor vehicles : en fr
  • GB462086A - Improvements in machines for cleaning carpets, garments or other textile articles : en
  • FR809528A - Process for obtaining elastic films resistant to cold and use of these films in safety glasses : en fr
  • GB462088A - Improvements relating to arc-converters : en
  • DE642451C - Seat, especially for motor vehicles : de en
  • FR809334A - Device for assembling metal tiles imitating ceramic tiles : en fr
  • US2072232A - Signaling system for railroads : en
  • CA364520A - Square : en fr
  • DE642431C - Machine for inserting and shaping the holder wires and for inserting the filament into the support frame of an electric light bulb : de en
  • GB462355A - Improvements in or relating to frames for typewriters and calculating and like machines : en
  • DE642468C - Cleaning device for gas containers with corrugated, elastic jacket : de en
  • US2072529A - Crawler mechanism : en
  • AU202436A - Amperage flow controlling device : en
  • CA364511A - Cellulose ester film or sheet manufacture : en fr
  • DE642495C - Device for limiting the maximum speed of internal combustion engines : de en
  • US2072134A - Portable manifolding device : en
  • US2072212A - Embedding mass : en
  • US2072440A - Ring : en
  • US2072157A - Grinding machine : en
  • US2072401A - Phenyl-pyridinium sulphonic acid dyestuffs and a process of preparing them : en
  • DE642398C - Process for the production of plastic masses and molded bodies from them : de en
  • AU289236A - Production of chlorine dioxide : en
  • AU88736A - Improvements in electric heating devices : en
  • AU68036A - Improvements in or relating to electron discharge device oscillators : en
  • USD103404S - Cover shield or the like : en
  • CA364407A - Faucet : en fr
  • US2072155A - Compositions and processes for soaking silk and textile materials : en
  • US2072798A - Sealing means for floating roofs for tanks : en
  • CA364411A - Impermeability and fireproofing process : en fr
  • FR809485A - High frequency rotary vibrator : en fr
  • AU265736A - Improvements in heat and/or sound insulators : en
  • US2072485A - Vat dyestuffs of the anthraquinone series and process of making the same : en
  • US2072293A - Nitro derivative of tertiary butyl pseudocumene and process for preparing same : en
  • US2072080A - Brooch assemblage : en
  • US2072414A - Refrigerating apparatus : en
  • US2072756A - Jug spout : en
  • US2072303A - Artificial threads, bands, tubes, and the like for surgical and other purposes : en
  • US2072509A - Garnishing device : en
  • US2072796A - Package opener and contents extractor : en
  • US2072814A - Grinding machinery : en
  • FR809451A - Automatic ticket dispenser : en fr
  • CA11334S - Chair : en
  • FR809395A - Process for preparing polymethine dyes : en fr
  • FR809512A - Improvements to parachutes : en fr
  • GB462302A - Improvements relating to dynamo-electric machines : en
  • CA364447A - Metal-and-wood shovel handle : en fr
  • AU83837A - Improvements in or relating to water or like taps : en
  • US2072496A - Tufting attachment for sewing machines : en
  • US2072500A - Thermostat : en
  • US2072635A - Terminal board : en
  • DE642423C - Machine for reshaping compressed can bodies into cylindrical shapes : de en
  • US2072590A - Jigsaw : en
  • GB462260A - Improvements in or relating to endless belt conveyors for coal or the like : en
  • IE14352L - Automatic telephony : en
  • CA364433A - Temperature regulating apparatus : en fr
  • FR809520A - Sophisticated mobile bakery installation on railway tracks : en fr
  • US2072389A - Extension switch : en
  • DE642309C - Flat roof interlocking tiles : de en
  • FR809576A - Vertical filament electric lamp : en fr
  • FR809567A - Safety device for threaded connections of electric current input wires of incandescent lamps, plugs, fusible plugs and others : en fr
  • GB462103A - Hand apparatus for light ray treatment, especially for medicinal purposes and for the activation of substances by means of ultra-violet rays : en
  • FR47265E - Method for determining the quantity of liquid contained in a reservoir and devices for carrying out said method : en fr
  • US2072079A - Centralized traffic controlling system for railroads : en
  • US2072686A - Composition of matter and method of making the same : en
  • US2072810A - Synthetic resin and method of producing : en
  • US2072828A - Orthopedic shoe : en
  • FR47266E - Apparatus for dosing loose, fine or powdery materials : en fr
  • FR809305A - Process for the preparation of naphthenic acids from mineral oils or their derivatives : en fr
  • GB462295A - Polish : en
  • CA364545A - Shaving brush : en fr
  • FR809341A - : fr
  • GB462217A - Improvements in prepayment telephone apparatus : en
  • GB462358A - Improvements relating to oil or like liquid fuel burning devices suitable for orchard heating : en
  • CA364423A - Coating composition : en fr
  • FR47283E - : fr
  • GB462000A - Improvements in or relating to delay action detonators and fuzes and delay compositions for use therein : en
  • GB462308A - Tools for extracting weeds and other plants : en
  • GB461990A - Improvements in and relating to reciprocating pumps : en
  • GB462089A - Improvements in or relating to vertical coke ovens and gas generators : en
  • CA364469A - Film spool : en fr
  • GB462012A - Improved apparatus for preparatory processes, such as mixing or kneading : en
  • GB462122A - System for permitting articles or scenes concealed by fog to be viewed : en
  • GB462029A - Improvements in and relating to tubular gas burners : en
  • GB462148A - Asbestos faced drier felt : en
  • USD103423S - Design fob textile fabric : en
  • US2072120A - Resinous material : en
  • US2072253A - Treatment of textile materials made of or containing cellulose esters : en
  • US2072199A - Coffeepot : en
  • FR809338A - Improvement in filaments of electric lamps : en fr
  • GB462270A - Improvements in or relating to systems for remote control of apparatus over power or like mains : en
  • GB462462A - Methods of and means for depolarizing primary cells and batteries : en
  • US2072518A - Closure for ice-making tubes : en
  • FR809344A - Method and device for cold manufacturing tubes and sections of all kinds by bending tapes or strips of sheet metal : en fr
  • DE642523C - Device for connecting a live alternating current network to a direct current network, alternately working as a rectifier and inverter, to the direct current network during inverter operation : de en
  • FR809518A - Method for manufacturing oxide film cathodes : en fr
  • US2072548A - Air cleaner : en
  • US2072416A - Method of irradiating substances with active rays : en
  • US2072722A - Hydraulic transmission : en
  • GB462142A - Improvements in or relating to book-rests and like supports : en
  • US2072832A - Clutch : en
  • USD103387S - Design fob a lead container : en
  • FR47257E - Turnout control : en fr
  • US2072573A - Golf flag : en
  • US2072740A - Volume control : en
  • DE642308C - Device for fastening bowls and similar vessels on table tops with the help of rubber suction cups : de en
  • FR809343A - Metal clasp for trunks, suitcases, bags, wallets, trunks and trunks of automobiles, furniture, doors, and all objects with closures that adapt to them : en fr
  • GB461993A - Improvements in or relating to roll carriers for photographic strip film : en
  • US2072430A - Set shoe : en
  • US2072467A - Automatic control for water lock feed for steam boilers : en
  • DE642370C - Process for improving the stability of piston alloys : de en
  • DE642512C - Device for protection against overcurrents and flashbacks in systems with grid-controlled electrical discharge paths : de en
  • USD103462S - Design for a dress : en
  • FR809419A - Filtration device for collective shelters : en fr
  • GB462134A - Improvements in metal crates for bottles and the like : en
  • FR809443A - Aluminum purification process : en fr
  • FR809335A - Fluid Brake Testing Equipment Improvements : en fr
  • GB462043A - Improvements in and relating to starting devices employing self-regulating resistances : en
  • FR809468A - Improvements to devices for applying high frequency currents in particular for medical uses : en fr
  • GB462301A - Improvements in or relating to apparatus for supplying liquids to internal combustion engines : en
  • FR47253E - Sun visor with movable screens adjustable at will : en fr
  • GB462028A - Improvements in or relating to the production of semi-soluble and dispersable calcium pectinate : en
  • FR809346A - Pilot lanterns for vehicle signaling, lighting and beaconing during hostilities : en fr
  • FR809352A - Improvements in the preparation and recovery of light hydrocarbons : en fr
  • US2072402A - Dietetic foodstuff and process for preparing same : en
  • US2072542A - Fabric band : en
  • GB462207A - Improvements in or relating to coin-operated and coin-freed gas meters : en
  • GB462065A - Automatic apparatus for filling, emptying and handling stacked moulds : en
  • US2072336A - Duplicating machine : en
  • US2072237A - Manufacture of aromatic carboxylic derivatives : en
  • US2072096A - Cooling tower : en
  • US2072454A - Vehicle advertising or display : en
  • US2072483A - Bathing cap : en
  • US2072352A - Safety garter purse : en
  • US2072371A - Folding box closure and fastener therefor : en
  • FR47256E - Rotary device for cleaning : en fr
  • DE642264C - Load harness : de en
  • CA364531A - Power transmission : en fr
  • GB462115A - Improvements relating to power-transmitting machinery : en
  • DE642407C - Device for shutting off lines for gases and liquids by means of an elastic hose : de en
  • DE642471C - Method and machine for the production of twist-free barbed wire from steel wires : de en
  • GB462158A - Improvements in or relating to grinding mills : en
  • GB462195A - Improvements in and relating to the reproduction of sound from record films : en
  • GB462211A - Improvements in and relating to animal traps : en
  • US2072541A - Rubberized glove : en
  • US2072630A - Specimen container : en
  • US2072633A - Manufacture of starch : en
  • US2072699A - Metallic storage rack for barrels : en
  • US2072249A - Manufacture of cellulose derivatives : en
  • DE642294C - Device for changing the ink rollers of two- and multi-drum stencil printers : de en
  • CA364402A - Guard for highways : en fr
  • GB461999A - Improvements in or relating to electric discharge tubes : en
  • GB462232A - Improvements in colour photography : en
  • US2072475A - Manufacture of wetting : en
  • US2072346A - Drainage tube : en
  • US2072299A - Airplane having a variable lifting surface : en
  • US2072154A - Cyclic process of sewage treatment and sludge disposal : en
  • US2072383A - Knock down cabinet : en
  • GB462359A - Improvements in the manufacture of moulded articles of paper and like felted materials : en
  • DE642355C - Folding device for straight cigarette machines : de en
  • US2072677A - Food handling apparatus : en
  • GB462087A - Electric clock mechanism : en
  • DE642323C - Process for the production of synthetic leather-like fabric panels : de en
  • DE642311C - Manufacture of films and foils from weakly hydrolyzed cellulose acetate propionate : de en
  • DE642177C - Method and device for the automatic release of objects to be thrown from aircraft without the need for an ejector visor : de en
  • DE642442C - Deposition of metal compounds on or in substrates : de en
  • DE642506C - Device on writing and similar machines for setting the paper carriage to any writing position within the line : de en
  • FR809537A - pulse transmitter and receiver, in particular for telemetry : en fr
  • GB462235A - Improvements in control systems for electric traction motors : en
  • US2072282A - Lift and like controlling mechanism : en
  • US2072515A - Antifriction bearing : en
  • US2072654A - Machine for packing merchandise in bags : en
  • US2072151A - Method of oxidizing oh : en
  • GB461998A - Process for the manufacture of new anthraquinone derivatives : en
  • FR809436A - Advanced articulation device and its applications : en fr
  • US2072700A - Display stand : en
  • US2072789A - Hydrocarbon process : en
  • USD103448S - Design for a combined lamp and radio : en
  • GB462297A - Improvements in and relating to clockwork switch devices for periodic absorption refrigerating apparatus : en
  • CA364524A - Feeding apparatus : en fr
  • US2072481A - Hydraulic operating mechanism for circuit breakers and the like : en
  • AU100487B2 - Improvements in electric heating devices : en
  • AU63436A - Improvements in or relating to magneto-electric machines : en
  • CA364458A - Friction element : en fr
  • DE642521C - Drainage device for steam heating lines of railway vehicles : de en
  • FR809398A - Improvements in the destructive catalytic hydrogenation of distillable solid carbonaceous materials : en fr
  • AU100353B2 - Improved cultivator : en
  • US2072768A - Electrical generator supplying two loads, one at variable voltage and another at constant voltage : en
  • CA364473A - Electric conversion system : en fr
  • CA364398A - Liquid fuel atomizing apparatus : en fr
  • CA364430A - Lactic acid purification : en fr
  • CA11335S - Vehicle tyre tread : en
  • US2072779A - Testing and setting device for artificial horizon instruments : en
  • CA364502A - Light signal unit support : en fr
  • FR809404A - Process for improving textile materials : en fr
  • US2072111A - Road grader : en
  • CA364516A - Sausage skin or tube production : en fr
  • GB462311A - Improved apparatus for measuring and registering the density of gases : en
  • US2072459A - Air bag : en
  • USD103471S - Design fob a dress : en
  • AU60436A - Process of producing and refining organ extracts : en
  • CA364470A - Camera : en fr
  • FR47286E - Brake improvements : en fr
  • FR809336A - Torsion suspension, in particular for oscillating half-axles : en fr
  • DE642414C - Wetting, cleaning and emulsifying agents : de en
  • DE642478C - Choke coil with secondary winding and influenceable inductance : de en
  • FR809599A - Extendable crank device applicable in particular to cycles : en fr
  • GB462130A - Improvements in or relating to pressure regulating valves : en
  • GB462178A - Improvements in or relating to shock-absorbing torque-transmitting means : en
  • AU65036A - An improved mill and mixer for sand and / or other materials : en
  • CA364525A - Insulating material fastening device : en fr
  • DE642400C - Method for measuring the softness of textile threads : de en
  • USD103442S - Design fob a vehicle heater casing : en
  • US2072156A - Spring suspension : en
  • US2072482A - Compressor or pump : en
  • US2072610A - Device for recording and reproducing acoustic vibrations : en
  • USD103394S - Design for an illuminated advertis : en
  • US2072453A - Gilling machine and drawing machine for the treatment of fibrous materials : en
  • US2072726A - Latch : en
  • US2072834A - blakey : en
  • CA364501A - Double snap fastener : en fr
  • US2072109A - Method of and apparatus for spooling heels : en
  • US2072598A - Beet peeler : en
  • GB462140A - Improvements in photographic developing solutions for colour photography : en
  • GB462457A - Improvements in or connected with cork cots, more particularly for textile or other rolls, and method of making the same : en
  • USD103476S - Design for a desk fan : en
  • DE642479C - Circuit arrangement for suppressing the voltage dependency with direct current operated bridge circuits, in particular with tube galvanometer circuits : de en
  • US2072083A - Casement window operating means : en
  • FR809542A - Relief map : en fr
  • FR809579A - Process for the treatment of plant parenchyma, seeds, roots, fruits, vegetables, etc. and products obtained by this process : en fr
  • US2072205A - Combined light and heat radiator with reflector for medical purposes : en
  • US2072549A - Means for operating electric eddy current furnaces : en
  • FR809481A - Parquet plank : en fr
  • GB462180A - Improvements in or relating to automatic or semi-automatic telephone or like exchange systems : en
  • GB461991A - Improvements in apparatus for drying sludge, cement slurry or the like : en
  • US2072512A - Furnace grate : en
  • US2072785A - Footwear : en
  • GB462127A - Improvements in or relating to torpedo carrying and discharging vessels : en
  • AU100334B2 - Improved slide carrier : en
  • CA364410A - Motor vehicle testing apparatus : en fr
  • US2072544A - Machine for making packing : en
  • USD103395S - Design for a shoe or similar article : en
  • USD103454S - Design for a watchcase : en
  • CA364440A - Television system : en fr
  • FR809429A - Brake for cycles and the like : en fr
  • US2072621A - Gas gun : en
  • GB462186A - Improvements in, or relating to, radiators for heating and cooling buildings and for like purposes : en
  • CA364479A - Metering valve : en fr
  • US2072192A - Process of treating sour milk products : en
  • US2072379A - Motor vehicle power transmission : en
  • DE642390C - Device for fastening internal parts, for example anode protection tubes in metal vapor rectifiers, in particular large-scale mercury vapor rectifiers : de en
  • GB462239A - Improvements in the manufacture and production of phthalocyanine dyestuffs : en
  • GB462016A - Improvements relating to electric motors : en
  • US2072784A - Voltage regulation : en
  • DE642462C - Transformer arrangement, especially for sub-paving stations : de en
  • FR809380A - Invisible ray vision system : en fr
  • GB462017A - A valve and striking pneumatic for use in a player piano, combined as one unit : en
  • GB462266A - Improvements in apparatus for maintaining a predetermined temperature : en
  • US2072813A - Garbage container : en
  • USD103384S - Design fob a potato smcer : en
  • US2072186A - Beet digging and topping machine : en
  • US2072273A - Pressure vessel shell and method of forming the same : en
  • US2072469A - Cafe royale making device : en
  • US2072566A - Combined stretching and sealing tool : en
  • US2072507A - Bonded abrasive article and method of manufacturing the same : en
  • US2072543A - Packing : en
  • USD103480S - Design for a dress : en
  • AU76337A - Method of producing paper products, cardboard, pressed cardboard orthe like products impregnated within the mass with bitumen : en
  • DE642475C - Arrangement of a low-oil or oilless extinguishing chamber switch in a switching cell : de en
  • FR47297E - Fillers for hydrocarbon binders and preparation of fillerized tars : en fr
  • FR809428A - Improvements made to seamless connection means : en fr
  • GB462367A - Improvements in devices for agitating fluid matter to produce froth : en
  • GB462187A - Improvements in sealing devices for rotary shafts : en
  • GB462454A - Improvements in or relating to radio wave signalling systems : en
  • USD103440S - Design for a vehicle heater casing : en
  • GB462156A - Apparatus for making bars of frozen comestible material : en
  • GB462097A - Improvements in and relating to savings clocks : en
  • FR809506A - New material coating process : en fr
  • CA11340S - Warning signal for application to legs, feet or arms of pedestrians or bicycle riders : en
  • CA364428A - Welding apparatus : en fr
  • GB462201A - Improvements in apparatus for opening and cleaning fibrous materials : en
  • GB462183A - Manufacture of wearing apparel : en
  • ES143392A1 - Improvements in the manufacture of kites. : en es
  • FR809510A - Anesthesia mask : en fr
  • US2072322A - Fluid reaction apparatus : en
  • GB462133A - Improvements relating to turbo-mechanical transmission gear : en
  • FR47294E - Automatic machine for filling, capping, capping, labeling, etc., bottles, flasks, cans and other similar containers : en fr
  • FR809416A - Device for removable attachment of the heaters to the protectors used in the permanent waving of the hair : en fr
  • FR809447A - Method for differentiating a point modulation from a line modulation in a receiver of t. s. f. or similar : en fr
  • GB461985A - Improvements in and relating to journal bearings for vehicles : en
  • DK52771C - Axially adjustable door handle coupling. : da en
  • GB462080A - Improvements in or relating to machines for cutting off the insertions for sanitary towels and enclosing them in tubular fabric : en
  • FR809401A - Process for preparing nitrogenous condensation products : en fr
  • GB462296A - Improvements in the manufacture and production of imino-polymethine dyestuffs : en
  • US2072393A - Pressure filter : en
  • US2072093A - Process and apparatus for the fractional distillation of liquids : en
  • US2072088A - Valve lifter : en
  • US2072258A - Method of purifying gonadotropic hormonal substances : en
  • GB462038A - Improvements in and relating to conveyor and elevator systems : en
  • FR809511A - Hand-held instrument for smoothing and calendering fabrics and other substances : en fr
  • GB462166A - Improvements in pens and method of making the same : en
  • AU63036A - Freezing medium, method of production and application for freezing purposes : en
  • CA364490A - Anti-robbery receptacle : en fr
  • GB462202A - Improvements in and relating to the manufacture of wetting, washing, dispersing and like agents : en
  • FR809351A - Process for hydrogenating polymer olefins in the vapor phase : en fr
  • GB462085A - Improvements in or relating to lamps for the interior lighting of motor cars : en
  • DE642449C - Container made of paper or the like with a sleeve-like container body and a square folding lock : de en
  • GB462131A - Improvements in or relating to the manufacture of hydrofluoric acid : en
  • US2072182A - Slip : en
  • US2072802A - Container : en
  • US2072804A - Lightweight vehicle underframe : en
  • FR809495A - Contactor device allowing, in a t. s. f. or television, to illuminate the name of the transmitting stations by simply operating the capacitor : en fr
  • CA364451A - Plastic material : en fr
  • CA364475A - Electric valve : en fr
  • AU189036A - Method of producing finely divided metallic layers : en
  • FR809392A - Advertising device : en fr
  • GB462216A - Improvements in and relating to television : en
  • GB462306A - Rot-proofing jute fibres, yarns and fabrics : en
  • GB462383A - Production of morpholine vinyl ethers and n-bis morpholinium halides : en
  • CA364463A - Floor sanding machine : en fr
  • DE642359C - Process for improving the internal suction in coking ovens : de en
  • DE642372C - Self-seller for electricity or the like. : de en
  • DE642452C - Bulkhead penetration of pipelines on ships : de en
  • GB462091A - Improvements in or relating to sound-permeable projection screens : en
  • GB462199A - Improvements in or relating to settling tanks : en
  • DE642473C - Timer for the automatic switching on and off of receivers and for the automatic coordination of the same : de en
  • US2072680A - Swaging machine : en
  • GB462221A - Improvements in heating elements for electrically heated apparatus : en
  • DE642305C - Facility for the prevention of mercury poisoning in the manufacture of dental amalgams : de en
  • FR809592A - Device for extending lines of cotton, twine, fine wire or the like : en fr
  • GB462245A - Improvements in processes for the manufacture of sheets, bands, tubes, rods and wires : en
  • AU100329B2 - Apparatus for catching flies and other insects : en
  • DE642460C - Arrangement for switching off a converter preferably working with vapor or gas-filled discharge paths by means of grid control : de en
  • CA364389A - Medicinal preparation : en fr
  • US2072838A - Last and last attachment : en
  • US2072741A - Apparatus for projection of lenticular film : en
  • US2072749A - Means for separating fibers from bast plants : en
  • CA364522A - Concrete building : en fr
  • CA364455A - Torch tip : en fr
  • FR809357A - Improvements to vacuum mechanisms for papermaking machines : en fr
  • GB462369A - Improvements in jewels or other articles adapted to be fixed in hair, on a fur, a fringe, and the like : en
  • USD103401S - Design for an upright wano : en
  • US2072091A - Cinematographic camera : en
  • US2072144A - Absorption refrigerating system : en
  • AU100369B2 - Improvements in or relating to accordions : en
  • CA364542A - Dowel : en fr
  • US2072657A - Dial telephone indicator : en
  • CA364486A - Luminair : en fr
  • CA364452A - Elastic textile product : en fr
  • US2072614A - Summer garments : en
  • US2072651A - Electron tube : en
  • US2072202A - Automatic filling nozzle : en
  • DE642409C - Dispensing system for the separate delivery and registration of two different liquids : de en
  • CA364432A - Glass making apparatus : en fr
  • US2072461A - Ridge ventilator : en
  • CA364434A - Carton : en fr
  • US2072778A - Automobile spring arrangement : en
  • USD103460S - Design fob a vehicle body : en
  • CA364424A - Drying oil processing : en fr
  • AU100315B2 - Improvements in or relating to means for feeding glass to glass forming machines : en
  • US2072580A - Drinking tube : en
  • US2072650A - Method for metalworking : en
  • USD103451S - Design for a caster : en
  • AU62136A - Improvements in storage photoelectric devices : en
  • US2072479A - Concrete laying machine : en
  • US2072732A - Spark plug : en
  • US2072817A - Ingot mold for casting type metal pigs : en
  • US2072711A - Mechanical pencil : en
  • US2072228A - Last lathe : en
  • US2072777A - Cutlery : en
  • AU100340B2 - Process forthe manufacture of mercury compounds containing nitrogen : en
  • US2072341A - Outside pipe cutter : en
  • US2072281A - Mixing and atomizing apparatus for hydrocarbons and other fluid materials : en
  • US2072602A - Method and apparatus for manufacturing upholstered panels : en
  • US2072331A - Aerating and fertilizing mechanism : en
  • US2072588A - Printing plate holder for addressing machines : en
  • GR6343B - CAR TRUCK LOADING AND UNLOADING SYSTEM. : el en
  • CA364495A - Horn : en fr
  • FR809575A - Process for coloring plants and fruits : en fr
  • US2072636A - Razor : en
  • GB462074A - Wireless aerial insulator : en
  • FR809388A - Order of character bars for so-called silent typewriters : en fr
  • USD103389S - Design foe a container closure : en
  • DE642425C - Depositing device for die setting and line casting machines with several adjacent magazines : de en
  • DE642369C - Armrest adjustment device on reclining chairs that can be adjusted by shifting your body weight : de en
  • DE642389C - Vapor-filled electric discharge tube, which consists of four parallel tube parts and is provided with a base : de en
  • GB462213A - Process for the preparation of silica for glass batches : en
  • FR809597A - Hitch with ball joint for motor vehicle trailers : en fr
  • GB462063A - Improvements in metal milling and like machine tools : en
  • US2072751A - Rail joint : en
  • DE642500C - Switching process for incandescent lamp cinemas controlled by photocells and grid-controlled gas discharge vessels : de en
  • FR809533A - Method and apparatus for chain stitching on multiple needle cover sewing machines : en fr
  • GB462384A - Dyestuff preparations and printing pastes : en
  • FR809427A - Improvements to switching devices, such as selector switches used in automatic telephone systems or the like : en fr
  • FR809442A - Elastic seam cover fabric : en fr
  • GB462046A - Improved synthetic resins and their manufacture : en
  • CA364471A - Moving stairway : en fr
  • US2072242A - Table and method of manufacturing same : en
  • DE642490C - Overflow storage tank for domestic hot water supply systems with any number of taps : de en
  • FR809461A - Public lighting apparatus and device : en fr
  • GB462298A - Improvements in supplying scavenging air to internal combustion engines : en
  • US2072716A - Printing press : en
  • US2072465A - Production of polymeric nu-vinyl compounds : en
  • ES143381A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 143260 : en es
  • FR809408A - Process for preparing colored artificial resinous materials : en fr
  • GB462079A - A method of joining bands, particularly metallic bands or the like, and tools used therefor : en
  • GB462219A - Improvements in or relating to leaf springs : en
  • CA364416A - Leading-in wire : en fr
  • GB462151A - Method of and apparatus for separating lighter from heavier components of liquids by distillation : en
  • GB462200A - Improved classifier : en
  • FR809374A - Propulsion by automatic displacement of the center of gravity of a wheel relative to its axis of rotation : en fr
  • FR809489A - Improvement in synchronization systems intended in particular for the reception of images on television : en fr
  • GB462176A - Manufacture of azo dyestuffs : en
  • FR809423A - Improvements to winch holding and adjustment brakes and their applications : en fr
  • FR809433A - Safety rearview mirror : en fr
  • FR809361A - safety nut : en fr
  • FR809538A - A metal tape perforated at a given pitch to replace the endless chain in washing machines for bottles or other items : en fr
  • US2072312A - Temperature indicating instrument : en
  • GB461983A - Improvements in or relating to radio receivers : en
  • FR809399A - Climbing shoe : en fr
  • GB462064A - A locking device for wheel covers of textile spinning and twisting machines : en
  • GB462042A - Improvements in or relating to the production of antioxidants and the treatment of rubber therewith : en
  • US2072095A - Ribbon : en
  • US2072547A - Chain post loose leaf binder : en
  • US2072159A - Weaving loom for continuous weaving in which the weft is inserted by means of pirnless shuttles : en
  • US2072435A - Flow valve : en
  • US2072753A - Folding box : en
  • US2072603A - Upholstery panel : en
  • US2072086A - Digesting method and apparatus : en
  • US2072662A - Holder : en
  • US2072538A - Coilable measuring rule : en
  • US2072266A - Percussive tool driven by an inter nal combustion engine : en
  • ES143403A3 - A machine for applying mobile coating films. : en es
  • GB462078A - A speed limit indicating device for use in connection with motor-vehicles : en
  • GB462147A - Improved vibrating and levelling machine for use in laying concrete roads : en
  • CA364546A - Spectacles : en fr
  • GB462004A - Improvements relating to electric storage batteries : en
  • GB462291A - Improvements in and relating to hoisting or lowering apparatus : en
  • US2072836A - Apparatus for charging receptacles : en
  • US2072206A - Water separating device : en
  • US2072742A - Stop joint for oil-filled cables : en
  • FR809342A - Process for manufacturing, from condensation products, compounds constituting washing, emulsifying and wetting agents, and preventing the formation of insoluble soaps : en fr
  • FR47280E - Stop and restart device for loom with automatic shuttle change : en fr
  • FR809450A - Method of manufacturing the bases of added vitrite electric lamps : en fr
  • FR809435A - Improved method and device for placing capping caps : en fr
  • FR809574A - Method intended to prevent the exaggerated increase of the pressure in steam generators with low water capacity, and regulating device allowing the implementation of this method : en fr
  • USD103412S - Shoe or similar article : en
  • DE642334C - Firedamp proof plug-in contact : de en
  • US2072685A - Garment support : en
  • US2072608A - Breech mechanism : en
  • US2072727A - Insole and process of making the same : en
  • US2072259A - Anthraquinone dyestuffs : en
  • GB462153A - Improvements in and relating to grinding or crushing mills : en
  • FR809444A - Special distillation of tar, coal, shale and petroleum oils intended for carburetion : en fr
  • FR809476A - Method and apparatus for the casting of shell-cast foundry parts : en fr
  • FR809550A - Vehicle suspension device : en fr
  • GB462098A - Device for driving the elevating-and traversing-mechanism of firearms : en
  • GB462372A - Improvements in or relating to the exact shaping of moulds for artificial teeth and parts thereof : en
  • US2072463A - Wrench : en
  • US2072175A - Brush implement : en
  • US2072617A - Stop mechanism for bellows devices : en
  • US2072694A - Belly press : en
  • US2072707A - Locomotive : en
  • USD103453S - Design for a dustpan or the like : en
  • US2072683A - Finger pointer and nail protector : en
  • DE642363C - Toggle switch with a toggle lever sunk into the rocker switch : de en
  • FR809546A - Electrode system : en fr
  • GB462251A - Improvements in methods of hardening surfaces of asbestos-cement products : en
  • US2072466A - Air heater : en
  • DE642366C - Arrangement for controlling inverters and converters : de en
  • US2072687A - Manufacture of plastic material : en
  • FR809385A - Polyamino-1. 9-anthrapyrimidines, and process for their preparation : en fr
  • FR809415A - Process for making coils and windings : en fr
  • USD103473S - Design for an ensemble dress : en
  • DE642480C - Incandescent lamp, especially for headlights : de en
  • FR809359A - Process for preparing phthalocyanine dyes : en fr
  • FR47291E - Process for manufacturing 3-alkoxy-4-oxybenzoic aldehydes : en fr
  • FR809414A - Process for combating parasites and products and preparations therefor : en fr
  • FR809571A - Method and device for extending lines of cotton, twine, fine wire or the like on or around bushes and trees : en fr
  • AU18936A - Bag loading machine : en
  • AU100335B2 - Improvements in storage photoelectric devices : en
  • CA364436A - Electrolytic metal treatment : en fr
  • US2072283A - Automatic gain control : en
  • DE642320C - Device for mixing powdery substances with bituminous substances : de en
  • US2072167A - Combined picture frame and merchandise magazine : en
  • US2072219A - Flexible support for rotary kilns : en
  • USD103477S - Design fob a dress : en
  • US2072693A - Hydraulic control apparatus : en
  • US2072168A - Journal bearing : en
  • US2072220A - Fluid flow meter : en
  • US2072452A - Gilling machine and drawing machine for the treatment of fibrous materials : en
  • US2072799A - Card game : en
  • US2072194A - Method of forming canals in glassware : en
  • US2072674A - Superheater : en
  • US2072354A - Scaffolding : en
  • DE642341C - Device to prevent acid splashes and to prevent the crystallization of spinning bath solution in high-speed thread guide rollers on rayon spinning machines : de en
  • DE642331C - Skin removal device : de en
  • FR809430A - Improvements to moving floor fertilizer distributors : en fr
  • GB462209A - Manufacture of ketones of the pyrene series : en
  • DE642345C - Centrifugal mold : de en
  • GB462377A - Improvements in or relating to coupling devices : en
  • US2072478A - Electrooptical system : en
  • DE642286C - Method and device for generating steam on submarines : de en
  • FR47262E - Process for the preparation of arsenobenzene monosulfoxylates : en fr
  • DE642421C - Device for cleaning the gas in gas pipes : de en
  • DE642333C - Process for the production of visible fingerprints by chemical reaction : de en
  • DE642487C - Electric resistance heater to keep the liquid in hot water bottles warm : de en
  • US2072100A - Spinning of artificial filaments : en
  • US2072403A - Valve gear for a liquid pump operating motor : en
  • US2072107A - Process for producing high boiling polymers useful for blending and other purposes : en
  • DE642348C - Knife guide for the cutting mechanism of mowing machines with guide plates arranged between the pressers and the knives : de en
  • DE642392C - Device for controlling electrical alternating current circuits, which contain in particular resistance welding machines : de en
  • GB462060A - Improvements in and relating to foam producing apparatus for fire-extinguishing and other purposes : en
  • GB462237A - Improvements in or relating to methods of and means for determining the presence of living organisms and/or the sex of living organisms : en
  • US2072078A - Improved stoker and process of burning solid fuel : en
  • US2072818A - Synthetic resin : en
  • FR809345A - Improved device for limiting the force likely to be applied to a force transmission member, more particularly for controlling vehicle brakes : en fr
  • US2072149A - Container : en
  • US2072188A - Saddle pad : en
  • US2072476A - Switching system : en
  • US2072540A - Milling machine transmission and control mechanism : en
  • US2072800A - Wire spoke wheel : en
  • US2072338A - Oil well grapple : en
  • US2072490A - Advertising sign holder : en
  • FR809572A - Phonographic support : en fr
  • US2072217A - Lift for sadirons : en
  • USD103426S - Design fob a bottle : en
  • US2072225A - Multiple purpose rubber accessory : en
  • FR809509A - New way of preparing banana flour : en fr
  • US2072333A - Automatic can top catcher for can openers : en
  • US2072457A - Time indicating device : en
  • US2072227A - Signaling system for voice and telegraph operation : en
  • US2072743A - Signal device and system therefor : en
  • US2072690A - Suction cleaner : en
  • CA364421A - Shower bath head : en fr
  • US2072733A - Electrical discharge device : en
  • USD103386S - Design for a lead pencil : en
  • US2072736A - Tap for water or other liquids and fluids : en
  • US2072661A - Fifth wheel : en
  • DE642353C - Interrupter control for aircraft : de en
  • GB462386A - The manufacture of condensation products of the anthraquinone series : en
  • AU26736A - Improved stock lick : en
  • CA364429A - Sulphuric acid manufacture : en fr
  • DE642358C - Method and device for treating wort : de en
  • US2072124A - Fertilizer spray : en
  • CA364535A - Insole for boots or shoes : en fr
  • US2072087A - Spark plug assembling machine : en
  • US2072105A - Apparatus and method for making composition strips : en
  • US2072671A - Ammunition and propellant charge therefor : en
  • US2072735A - Load handling apparatus : en
  • CA364509A - Pulp beating and washing machine : en fr
  • AU59436A - Gravitational self opening and closing gate : en
  • US2072198A - Spring and spindle bracket : en
  • USD103432S - Design fob a lamp or similar : en
  • DE642349C - Roller bearing guide : de en
  • DE642288C - Resilient iron pit lining : de en
  • US2072125A - Fastener strip : en
  • US2072631A - Thermoplastic adhesive : en
  • CA364503A - Hydrocarbon gas processing : en fr
  • GB462108A - Improvements in and relating to means for preventing the loosening of screwed appliances : en
  • GB462278A - Horizontal chamber oven for the production of gas and coke : en
  • GB462288A - Improvements in and relating to two-stroke internal combustion engines : en
  • US2072187A - Refrigerating apparatus : en
  • CA364422A - Refractory cooling method : en fr
  • CA364498A - Loom heddle frame : en fr
  • CA364521A - Loose leaf binding mechanism : en fr
  • DE642295C - Methods of cleaning types of typewriters : de en
  • US2072184A - Combined bathing trunks and supporter : en
  • DE642344C - Cosmetic preparations : de en
  • AU178336A - Improvements in or relating to television or like transmitters : en
  • US2072084A - Photographic apparatus : en
  • US2072367A - Neutralizing and insulating refrigerant : en
  • US2072638A - Electrode mounting for discharge tubes : en
  • US2072724A - Necktie : en
  • US2072597A - Paste applying apparatus : en
  • DE642247C - Process for the desulphurization of carbon dioxide : de en
  • US2072264A - Combined field telephone and telegraph assembly : en
  • US2072593A - Ophthalmic lens : en
  • USD103467S - Design for a dress : en
  • GB462146A - Oil composition : en
  • FR809524A - Improvements to hydraulic transmissions : en fr
  • GB462262A - Coin-freed automatic merchandise vending machine : en
  • GB462094A - Improvements relating to the treatment of sewage and like sludge and apparatus therefor : en
  • GB462305A - Improvements in and relating to tubular electric heating devices : en
  • AU100350B2 - Improvements in or relating to electron discharge device oscillators : en
  • US2072417A - Method of irradiating substances with active rays : en
  • CA364543A - Fastener : en fr
  • US2072102A - Spinning of artificial filaments : en
  • US2072370A - Gas discharge tube with control cathode : en
  • USD103437S - Design fob an ophthalmic mounting : en
  • US2072675A - Boiler : en
  • CA364484A - Belt fastener clinching tool : en fr
  • CA364505A - Bristle treating method : en fr
  • GB461992A - Improvements in or relating to photographic roll film cameras : en
  • US2072754A - Display device : en
  • US2072092A - Vertically sliding door construction : en
  • CA364477A - Cigar lighter : en fr
  • US2072558A - Fruit picker : en
  • CA364403A - Guard fabric for highways : en fr
  • CA364419A - Cone-horn combination : en fr
  • CA364453A - Wood impregnating method : en fr
  • DE642336C - Electrical wound capacitor with inserted connection electrodes : de en
  • US2072104A - Hydrocarbon oil treatment : en
  • FR809545A - Process for preparing metal carbonyls practically free from sulfur : en fr
  • US2072236A - Sheet detector : en
  • CA364442A - Tube or lamp wire body manufacture : en fr
  • US2072552A - Ignition device : en
  • US2072138A - Making of pulp rovings, yarns, and twines : en
  • US2072709A - Gauge for sewing buttons on shirts : en
  • USD103446S - Design fob a container : en
  • US2072746A - Control apparatus for target traps : en
  • US2072163A - Circuit controlling means : en
  • US2072409A - Metering means : en
  • USD103406S - Design for a wringer head or : en
  • FR809328A - X-ray machine for irradiation at reduced distance : en fr
  • USD103418S - Design for a coin operated dispens : en
  • US2072513A - Auxiliary seat : en
  • US2072361A - Device for flavoring cigarettes : en
  • US2072702A - Electrical outlet device : en
  • US2072170A - Elements for use in the electrodeposition of chromium : en
  • US2072305A - Warning signal : en
  • CA364393A - Electric discharge vessel : en fr
  • FR809310A - Incandescent cathode relay tubes : en fr
  • FR809411A - Improvements in the destructive hydrogenation of distillable carbonaceous materials : en fr
  • US2072584A - Distribution panel board : en
  • US2072607A - Percussive tool valve : en
  • FR809498A - Photoelectric device, intended to actuate a relay or other mechanism according to the variations of a quantity and its applications : en fr
  • GB462145A - Improvements in or relating to drying plants : en
  • US2072308A - Method of making gear wheels : en
  • US2072223A - Liquid level indicator : en
  • US2072375A - Process and apparatus for oxidizing materials : en
  • FR809477A - Improvements to electric discharge tube installations : en fr
  • DE642456C - Device for securing overhead railway vehicles against lifting off the suspension cable : de en
  • FR809496A - Stibied viscose spinning process : en fr
  • USD103421S - Design for a textile fabric : en
  • US2072121A - Method and apparatus for guiding material : en
  • US2072492A - Jet impact pulverizer : en
  • DK52752C - Method and Apparatus for the production of steam. : da en
  • USD103424S - Design for a textile fabric : en
  • DE642383C - Axle bearings for rail vehicles, especially for light rail locomotives : de en
  • US2072579A - Cord wire anchor : en
  • US2072238A - Manufacture of naphthalene derivatives : en
  • US2072647A - Joint forming means and construction making use thereof : en
  • US2072655A - Instrument panel : en
  • US2072666A - Accelerator brake control : en
  • US2072737A - Process of cooling bread and bakery products : en
  • US2072765A - Sole : en
  • GB462287A - Improvements relating to joints for electric cable systems : en
  • DE642343C - Process for the production of durable solutions of p-aminobenzoyldiaethylaminoethanol : de en
  • USRE20280E - Method of making shoes : en
  • USD103474S - Design for a curtain fabric : en
  • AU212836A - Improvements in and relating to apparatus for tempering glass : en
  • CA364391A - Cooling device : en fr
  • US2072525A - Apparatus for holding a door open : en
  • US2072703A - Electrical outlet device : en
  • US2072822A - Heating unit circuit breaker : en
  • DE642249C - Device for stacking and pushing newspapers, magazines or the like. : de en
  • FR809424A - Singing lamp : en fr
  • DE642426C - Union nut for rigid connection of two pipes in refrigeration machines : de en
  • CA364408A - Hydrocarbon oil processing : en fr
  • USD103400S - Design fob an upright piano : en
  • US2072692A - Memorial candle : en
  • US2072097A - Waterproofing frictional type material : en
  • US2072110A - Method of making and brush for cleaning tubes : en
  • USD103399S - Design fob a shoe ob similar article : en
  • US2072297A - Printing roller : en
  • AU100510B2 - Improvements in or relating to electric arc converters : en
  • US2072103A - Process of manufacturing coring spoons : en
  • US2072291A - Valve gear for internal combustion engines : en
  • US2072574A - Internal combustion engine : en
  • US2072786A - Wild goose and duck cali : en
  • CA364466A - Smoke consumer : en fr
  • US2072434A - Switching system : en
  • US2072517A - Furnace circulatory system : en
  • CA364497A - Signalling device : en fr
  • AU100318B2 - Method of producing finely divided metallic layers : en
  • FR809593A - Azo dyes and their production process : en fr
  • DE642406C - Device for adjusting the grippers on drive wheels of motor vehicles : de en
  • FR809332A - Wire mesh for paper machines : en fr
  • US2072208A - Pressing machine and buck : en
  • US2072363A - Automatic numbering device : en
  • FR809573A - Varnishes, films, artificial materials, etc. : en fr
  • FR809327A - Method and apparatus for shrinking hollow bodies : en fr
  • GB462353A - Improvements in and relating to colour kinematography : en
  • FR809535A - Improvements in methods and apparatus for treating oil-in-water emulsions : en fr
  • GB462210A - Improvements in trimming assembly for an automotive vehicle body : en
  • DE642514C - Electric drive device for commercial sewing machines : de en
  • AU100319B2 - Amperage flow controlling device : en
  • US2072215A - Wire cable end clamp : en
  • US2072408A - Method of treating porous masses : en
  • GB462154A - Improvements in the preparation of metallic printing plates having stamped up printing characters : en
  • GB462368A - Improvements in socket wrenches : en
  • AU100346B2 - An improved mill and mixer for sand and / or other materials : en
  • CA364446A - Electrical control system : en fr
  • DE642485C - Process for the production of mineral-tanned leather : de en
  • CA364532A - Shingle removing tool : en fr
  • DE642296C - Railway superstructure using cross-ties, consisting of two individual wooden support structures connected by an iron tie rod : de en
  • DK52767C - Sowing seed. : da en
  • CA364551A - Lamp standard spindle : en fr
  • DE642402C - Articulated chain with links that support each other against buckling in the extended position : de en
  • US2072274A - Friction shock absorbing mechanism : en
  • US2072399A - Thermostatic radiator valve : en
  • AU100339B2 - Freezing medium, method of production and application for freezing purposes : en
  • CA364519A - Pinking machine : en fr
  • US2072601A - Ice tray : en
  • US2072807A - Means for and method of controlling flow of glass to a feeder outlet : en
  • DE642139C - Process for the production of acetone and butyl alcohol by fermentation from carbohydrates : de en
  • US2072532A - Admission ticket checking apparatus : en
  • FR809558A - Control transformer : en fr
  • DK52769C - Container closure, in particular bottle cap, of the kind which is opened by tearing. : da en
  • FR809323A - New security lock : en fr
  • CA364395A - Steel tent peg : en fr
  • US2072150A - Fine grading machine : en
  • US2072152A - Heat insulating material : en
  • US2072272A - Radio receiving system : en
  • US2072604A - Rectifying tube : en
  • ES143426A1 - An electric discharge lamp. : en es
  • FR47285E - Improvements to the hulls of ships in order to economically achieve high speeds : en fr
  • FR809354A - Use of corrugated director rolls for rolling coagulated latex in all its forms, including crepe : en fr
  • GB462242A - Improvements in or relating to the production of stiffened fabrics and articles made thereof : en
  • US2072519A - Holder for paper towels in roll form : en
  • GB462220A - Improvements in combined toilet and cigarette cases : en
  • GB462007A - Felt conditioners for paper-making machines : en
  • DE642455C - Steel alloy : de en
  • GB462049A - Improvements in or relating to locking arrangements for the doors of motor vehicles of the saloon type : en
  • US2072382A - Counter current contactor : en
  • DE642346C - Hollow building wall, ceiling, roof, etc. Like. With metal support members arranged in the wall cavity and sheet metal panels attached to them on both sides : de en
  • GB462292A - Improvements in and relating to hoisting or lowering apparatus : en
  • GB462051A - Improvements in hydrometers particularly applicable to fitting in electric accumulators : en
  • GB462035A - Improvements in or relating to electron discharge device circuit arrangements : en
  • DE642428C - Process for the mechanical spiral-shaped wrapping of dolls of drying elements with narrow wrapping strips : de en
  • US2072310A - Vehicle window : en
  • FR809437A - Further training in cylinders and similar devices and their control device : en fr
  • GB462250A - Improvements in fabrics and their manufacture : en
  • FR47296E - Improvement in spindles of ring spinning, doubling and the like looms : en fr
  • FR809331A - Wire mesh for paper machines : en fr
  • GB461996A - Improvements in or relating to internal combustion engine arrangements for aircraft, vessels and vehicles : en
  • GB462206A - Improvements in or relating to the manufacture of hydrated titanium compounds : en
  • ES143428A1 - Procedure for manufacturing products to improve the combustion of combustible materials. : en es
  • FR809381A - Toothbrush with a small ice cream to look at the teeth : en fr
  • DE642496C - Distributor for ignition devices : de en
  • GB462125A - Improvements in breast-supporting garments for women's wear : en
  • CA364394A - Tubular lamp filament support : en fr
  • IE14634L - Liquid dispensing apparatus : en
  • GB462265A - Improvements in or relating to raincoats and like garments : en
  • ES143393A1 - A method for carrying out the fusion bonding of conductor wires, tungsten or molybdenum, current, in quartz glass containers and to obtain the intermediate bodies intended for this connection. : en es
  • FR809413A - Transmissions : en fr
  • DE642368C - Arrangement for suppressing the harmonics, preferably the fifth, three-phase transformers or choke coils in the magnetizing current, iron-saturated : de en
  • DE642404C - Process for drawing an exposed film with protective paper tape on a roll film reel into a spiral groove reel rotatably mounted in a daylight developing can : de en
  • FR809439A - Multiple effect sprayer : en fr
  • GB462267A - Improvements in methods for the re-recording of sound film : en
  • FR809389A - Autogenous welding transformer : en fr
  • FR809465A - Further training in machines for degassing plastics or the like : en fr
  • US2072085A - Process for breaking emulsions : en
  • US2072173A - Shock absorber : en
  • GB462106A - Improvements in or relating to the starting of injection internal combustion engines : en
  • DE642427C - Direction-sensitive contact device for lines used by pantographs : de en
  • FR809585A - Improvements to electronic discharge devices : en fr
  • GB462370A - Method of separation, placing in position, and rolling locks of hair on curlers : en
  • DE642497C - Glow wire candle : de en
  • DE642465C - Process for the production of detonators : de en
  • FR809431A - Airline training and in particular directive air training : en fr
  • GB462204A - Apparatus for playing table games : en
  • FR809493A - Special axial displacement gears : en fr
  • US2072140A - Cutter : en
  • FR809521A - Process for recording business transactions, for example establishing and posting balances : en fr
  • GB461994A - Improvements in or relating to roll carriers for photographic strip film : en
  • DE642378C - Process for the protection of autoxidizable bases of the aromatic and heterocyclic series : de en
  • FR809526A - Improvements to internal combustion engines : en fr
  • US2072739A - Esters : en
  • DK52764C - Method for Manufacturing a Cotton Material. : da en
  • GB462169A - Process for the manufacture of compounds of the type of crotylidene cyanacetic acid (2-cyan-2.4-hexadiene-acid-1) : en
  • US2072533A - Buckle for wheel traction devices : en
  • GB462059A - Improvements in and relating to blow-pipe machines for cutting metal : en
  • GB462185A - Improvements in or relating to overall garments : en
  • DE642335C - Arrangement for regulating the direct voltage output by rectifiers with grid-controlled vapor or gas discharge paths : de en
  • DE642516C - Steam power plant for ship propulsion with individual electric drive of the auxiliary machines : de en
  • FR47289E - Method and apparatus for producing images by means of electric charges : en fr
  • FR809562A - Device applicable to water tube boilers : en fr
  • GB462532A - Improvements in long distance high frequency electric cables : en
  • US2072162A - Specific gravity indicating device : en
  • US2072172A - Combination flowerpot : en
  • US2072404A - Mercury vapor rectifier : en
  • DE642377C - Traveling stove baking or roasting oven with endless conveyor belt and heating chambers that can be pulled out sideways : de en
  • FR809355A - Improvements in knitting machines and knitting methods : en fr
  • FR809422A - Improvements to the construction of an automatic device for wedging furniture and similar objects : en fr
  • GB462045A - Improved synthetic resins and compositions containing the same : en
  • US2072254A - Umbrella frame : en
  • US2072315A - Push-pull detector : en
  • US2072365A - Amplification control system : en
  • FR47272E - Improvements to film developing machines and the like : en fr
  • US2072451A - Gilling machine and drawing machine for the treatment of fibrous materials : en
  • US2072508A - Rubber-resin dispersions : en
  • US2072710A - Colloidal mill : en
  • FR809316A - Process for the manufacture of semi-condensed, water-soluble artificial resins, specially prepared for the treatment of yarns and fabrics made of vegetable, natural and artificial fibers, and of animal fibers : en fr
  • GB515991A - Improvements in and relating to the mounting of guns and sights on mobile and fixed carriers : en
  • DE642472C - Mixed briquette : de en
  • DE642432C - Device for absorbing the force of the hitting halves of pull magnets made of sheet metal lamellas : de en
  • DE642438C - Helical fan : de en
  • CA364480A - Tennis ball : en fr
  • FR809441A - Pipe joint device : en fr
  • US2072296A - Machine for carbonating liquids : en
  • US2072374A - Toy vehicle : en
  • US2072755A - Brake mechanism : en
  • US2072551A - Portable electric tool : en
  • FR809371A - Electroplating of tungsten alloys : en fr
  • FR809552A - Improvements to flat bar knitting machines and the manufacture of knits thereon : en fr
  • GB462071A - Improvements relating to lubricant containing baths for the fulcrum bearings of weighing levers : en
  • GB462118A - Improvements relating to crank mechanisms : en
  • GB462309A - Greenhouse ventilator : en
  • GR6340B - NIGHT FOR THE WAVING (CURSING) OF THE COME. : el en
  • FR809325A - Improvements to pliers-shaped tools for stripping electrical wires and cables : en fr
  • FR809418A - Process for manufacturing construction materials with a porous or cellular structure and in particular concrete : en fr
  • FR809494A - Construction process for welded tanks : en fr
  • CA364425A - Coating composition : en fr
  • FR809387A - Needle Knitting Looms Improvements : en fr
  • GB462157A - Improvements in or relating to electric storage batteries : en
  • DE641955C - Rotary drum furnace with regenerative firing and two chambers for burning and melting waste : de en
  • USD103464S - Design fob a dress : en
  • US2072323A - Dyeing machine : en
  • DE642278C - Process for the optical sensitization of halide silver emulsions with the aid of carbocyanine dyes derived from simple thiazoles : de en
  • DE642340C - Process for the production of highly viscous oils : de en
  • FR809326A - Cleaning device : en fr
  • CA364550A - Lamp standard spindle : en fr
  • FR809551A - Method and apparatus for measuring the tightness of fabrics and the like : en fr
  • AU100311B2 - Improvements in and relating to windows, more particularly the windows of automobiles andthe like : en
  • US2072427A - Air conditioning system : en
  • US2072526A - Mounting for rock drills : en
  • FR809373A - Wetting agents, detergents, dispersants and others : en fr
  • DE642494C - Device for generating a starting mixture for internal combustion engines : de en
  • US2072760A - Measuring and dispensing appliance : en
  • US2072115A - Luminescent screen : en
  • US2072758A - Soot and creosote eliminator : en
  • US2072830A - Method of producing dihydro follicular hormones : en
  • US2072279A - Operation of radio broadcast stations : en
  • US2072446A - Refrigeration apparatus : en
  • US2072489A - Spring of nickel iron alloy : en
  • FR809568A - Selector for electrical connection systems : en fr
  • CA364527A - Salt and pepper shaker : en fr
  • ES143399A1 - A process for obtaining dyes. : en es
  • US2072201A - Insulator and method of making it : en
  • US2072559A - Garment supporter : en
  • US2072797A - Nuclear halogenated mixed ethers and process for producing the same : en
  • US2072195A - Counter molding machine : en
  • FR47276E - Collar and support device : en fr
  • GB462039A - Improvements in change speed gear : en
  • ES143402A3 - A machine for applying mobile coating films. : en es
  • FR809584A - Improvements in the frames of handbags, purses, etc. : en fr
  • FR809530A - Rotating advertising disc clock : en fr
  • GB462254A - Improvements in the manufacture of paper : en
  • DE642408C - Dispensing device for beer kegs and other liquid containers : de en
  • GB462223A - Improvements in lace fabric : en
  • FR47263E - Manure burier : en fr
  • FR809598A - Centering machine : en fr
  • FR809333A - Mineral pulp treatment process : en fr
  • DE642379C - Process for the preparation of 2-methyl-ª ‰ ª ‰ '-naphthiazoles substituted in the naphthalene nucleus : de en
  • DE642467C - Device for the continuous production of an always uniform hydrated lime solution suitable for the treatment of water and drinking water : de en
  • DE642100C - For driving tower clocks, high-performance time switches or similar timepieces with synchronous motors : de en
  • DE642328C - Device for triggering switching processes with the aid of light-sensitive electrical cells : de en
  • DE642489C - Suspension for moving vehicles by a crane : de en
  • US2072539A - Acid triphenylmethane dyestuffs : en
  • FR809303A - Device for keeping rolling mill rolls clean : en fr
  • GB462159A - Improvements in or relating to automatic switching systems for interconnection of teletypewriters : en
  • GB462247A - Improvements in or relating to valve amplifying circuits for television and like purposes : en
  • GB462010A - Improvements in or relating to fluid mixing systems : en
  • US2072748A - Process of making baker-yeast from beer-yeast : en
  • GB462104A - Stroboscopic device for checking and adjusting electric meters : en
  • US2072648A - Visor construction : en
  • US2072712A - Communication cable : en
  • DE642382C - Internal combustion tools, in particular internal combustion rams for road construction purposes : de en
  • DK52770C - Apparatus for Enclosure of Bottles. : da en
  • FR809484A - Improvement in the processing of viscose yarns and the like for dyeing : en fr
  • FR809499A - New intermediates for the preparation of anthraquinone series dyes, their production process and their applications : en fr
  • GB462361A - Improvements in or relating to valves : en
  • GB462366A - New locking milk bottle retainer : en
  • FR809363A - Process for preparing resins based on urea and formaldehyde : en fr
  • GB462272A - Improvements in or relating to aeroplanes : en
  • DE642433C - Magnetic core made of metal powder : de en
  • DE642435C - Electric resistance seam welding machine : de en
  • DE642461C - Arrangement for increasing the starting torque of AC motors : de en
  • AU100312B2 - Gravitational self opening and closing gate : en
  • DE642401C - Self-seller with a balance beam closing an electrical contact : de en
  • USD103450S - Design for an ensemble dress : en
  • US2072290A - Automatic ejecting fuse : en
  • CA364449A - Yarn manufacture : en fr
  • FR809382A - Gasifier for the use of diesel fuel in gasoline engines : en fr
  • FR809324A - Trolley for electrically driven vehicles : en fr
  • US2072442A - Method of and apparatus for controlling the flow of fluids : en
  • DE642429C - Control device for a plurality of asynchronous motors for driving briquette presses : de en
  • FR809594A - Electric drive for vehicle axles, in particular for overhead cars : en fr
  • US2072174A - Reverse gear : en
  • US2072243A - Spring structure : en
  • DE642350C - Ratchet gear drive with pawl : de en
  • US2072660A - Covering in meat products : en
  • US2072653A - Oscillograph : en
  • DK52756C - Remote message cable for four-wire operation. : da en
  • FR47251E - Process for preparing alumina poor in silicic acid from alkaline earth aluminates : en fr
  • US2072077A - Casement window operating means : en
  • GB462128A - Improved apparatus for cutting and shredding sugar cane : en
  • DE642293C - Device for moistening planographic printing forms in printing machines by blowing heated moist air : de en
  • GB462283A - Manufacture of cellulose derivatives and of artificial filaments, films and other shaped structures therefrom : en
  • FR809377A - Process for improving cellulosic materials : en fr
  • US2072530A - Process for the manufacture of citrate of lime from citrus fruits : en
  • DE642430C - Device for controlling gas or vapor discharge lines : de en
  • ES143415A1 - A body composed mainly of nickel or its alloys. : en es
  • GB462136A - Improvements in or relating to walking sticks : en
  • FR809350A - Ionizer for liquid or gaseous fluids or pulverized mineral or vegetable matter : en fr
  • FR809466A - Liquid fuel burner : en fr
  • GB462455A - Improvements in or relating to radio wave signalling systems : en
  • FR809578A - New brush system : en fr
  • DE642354C - Surface protection, especially protection against shop window break-ins : de en
  • GB462360A - Improvements in and relating to domestic graters : en
  • FR809502A - New switch for alternating current : en fr
  • FR809519A - Cathode ray tube : en fr
  • GB462271A - An automatic repeater for use with a gramophone : en
  • CA364514A - Hollow article manufacture : en fr
  • US2072135A - Portable register : en
  • USD103430S - Design for a drinking vessel : en
  • US2072578A - Vibratory motor device : en
  • USD103414S - Design for a pinking trimmer or : en
  • AU105204B2 - Improvements in or relating to decorative surfaces and method of making same : en
  • CA364396A - Rubber-basis elastic composition : en fr
  • US2072600A - Safety parachute attachment for airplanes : en
  • USD103443S - Design fob a radio cabinet : en
  • AU134036A - Improvements inthe method of manufacturing electric discharge devices having an envelope andan innertube andin the product of such method : en
  • US2072385A - Dissolving apparatus : en
  • US2072504A - Check testing apparatus : en
  • US2072780A - Ventilating apparatus : en
  • USD103481S - Design fob a bathtub : en
  • DE642493C - Means for keeping harmful insects away from agricultural and forestry cultivated areas : de en
  • DK52755C - Pillar Type Electric Primary Battery. : da en
  • US2072731A - Oil burner : en
  • AU100367B2 - Improvements in checker assemblies : en
  • CA364404A - Synthetic tanning material : en fr
  • CA364500A - Electric lamp socket fastener : en fr
  • DE642474C - Joint arrangement with hanging and tensioning clamps for electrical lines : de en
  • FR809454A - Improvements to braking devices : en fr
  • US2072313A - Signaling device : en
  • US2072327A - Dispensing device : en
  • US2072499A - Overhead track for cars, aircraft, and the like : en
  • US2072398A - Knock-down and adjustable transmission hoist : en
  • US2072839A - Detachable combination garment : en
  • FR47279E - Improvements to automatic bobbin change looms : en fr
  • FR47292E - Fine charcoal hearth for central heating and other uses : en fr
  • FR809358A - Device for keeping lowered, in straight hosiery looms with picking, the heel parts during the manufacture of stockings in a single operation while the middle part is at rest : en fr
  • US2072696A - Suction cleaner : en
  • DK52766C - Method and apparatus for mixing or combining sound effects. : da en
  • US2072730A - Fused safety switch : en
  • US2072329A - Apparatus for inclosing objects in regenerated cellulose : en
  • AU196736A - Apparatus for catching flies and other insects : en
  • AU284736A - Improvements in checker assemblies : en
  • AU308236A - Improvements in or relating to accordions : en
  • DE642525C - Mercury vapor rectifier with anodes arranged above the cathode, in which the part of the vacuum space containing the anodes is separated from the space parts used for condensation : de en
  • US2072406A - Conveyer : en
  • US2072761A - Viscosity compensated flow control : en
  • FR809589A - Maltese cross mechanism for film projectors : en fr
  • CA364512A - Windshield wiper : en fr
  • CA364399A - Shoe presser element : en fr
  • DK52765C - Weight. : da en
  • FR809588A - Count-pose clock : en fr
  • US2072676A - Tungsten-base alloy : en
  • DE642397C - Jigsaw : de en
  • CA364457A - Friction element : en fr
  • US2072179A - Manufacture of starch-sized papers : en
  • US2072441A - Clinical thermometer case : en
  • US2072147A - Carburetor : en
  • SE88640C1 - : en
  • US2072377A - Centrifugal machine : en
  • US2072652A - Heat transfer apparatus : en
  • CA364488A - Dialyzing paper condenser : en fr
  • CA364400A - Sole presser mounting : en fr
  • US2072715A - Means for obviating water hammer in service pipes : en
  • USD103439S - Design fob a switchboard casing : en
  • US2072082A - Liquid cooler : en
  • USD103397S - Design for a shoe ob similar article : en
  • US2072304A - Manufacture of stove dampers : en
  • DE642511C - Arrangement for controlling the passage of current in conversion devices which contain at least two series-connected, phase-shifted groups of at least two grid-controlled discharge paths, preferably vapor or gas discharge paths : de en
  • GB462252A - Improvements in or relating to magnetron tubes and to circuit arrangements incorporating the same : en
  • US2072099A - Ordnance : en
  • US2072775A - Elastic yarn and fabric : en
  • DE642416C - Multi-phase power transmission system for high AC voltages through single-conductor cables : de en
  • US2072762A - Cultivator : en
  • DE642279C - Braking device for wheels with tires arranged directly on the hub, especially for aircraft : de en
  • DK52763C - PROCEDURE FOR MANUFACTURING A PROTECTIVE OR COATING AGENT RESISTANT TO ACIDS, BASES AND SPECIAL GASES. : da en
  • US2072368A - Tungsten-base alloy for points of gold nibs : en
  • US2072090A - Double universal joint assembly : en
  • US2072286A - Projecting device : en
  • FR809474A - Improvements to shortwave multiple broadcasting systems : en fr
  • US2072572A - Impulse transmitting device : en
  • US2072790A - Paper folding machine : en
  • US2072372A - Exhaust system for automotive engines : en
  • US2072831A - Rolling mill : en
  • DE642321C - Device for checking packs, in particular cigarette packs : de en
  • CA364496A - Warning signal : en fr
  • DE642302C - Device for converting alternating voltage into high direct voltage : de en
  • DE642453C - Removable fork for hollow roof tiles : de en
  • DK52774C - Explosive or Light Track projectile. : da en
  • GB462120A - Improvements in or relating to tape-applying machines : en
  • ES143401A3 - A method of coating paper. : en es
  • FR809490A - Manufacture of solid iodine tincture : en fr
  • CA364548A - Dish washing machine : en fr
  • US2072616A - Armature for relays : en
  • GB462129A - Means for improving the acoustic properties of halls, rooms and the like : en
  • GB462003A - Improvements relating to conveyors : en
  • FR809539A - Device, combined, for opening and closing as well as locking a movable automobile window glass : en fr
  • FR809504A - Battery enhancements : en fr
  • GB462255A - Improved mechanism for use in heating systems and the like : en
  • FR809426A - Further training in the assembly of electrical devices : en fr
  • FR809458A - Hub for cycle and motorcycle wheels : en fr
  • FR809596A - Explosion turbine : en fr
  • GB462289A - Improvements in and relating to hair combs : en
  • US2072113A - Duplex sewing machine : en
  • US2072239A - Truck and trailer coupling : en
  • US2072644A - Raincoat : en
  • CA364478A - Cellulose pulp production : en fr
  • ES143411A1 - An electric discharge lamp. : en es
  • GB462121A - A machine for screwing in and tightening the stoppers of screw-stoppered bottles : en
  • FR47259E - Folding baby carriage : en fr
  • FR809557A - Pathway applicable to installations for the manufacture of artificial threads : en fr
  • US2072265A - Manufacture or treatment of textile and other materials : en
  • US2072146A - Abrasive article and method of manufacturing the same : en
  • US2072222A - Device for conveying loads over inclined or stepped surfaces : en
  • FR809480A - Pull-independent quick release tie-down buckle : en fr
  • FR809563A - Inflation valve enhancements : en fr
  • GB462099A - Improvements in and relating to scraper conveyors : en
  • FR809402A - Process for the production of thin, slightly curved sheet metal plates in a concave shape, in particular for wall elements in buildings : en fr
  • FR809445A - Articulated hose for lubrication and other applications : en fr
  • GB462096A - Arm chair for use in entertainment halls or the like : en
  • CA364468A - Motion picture apparatus ejector : en fr
  • CA364441A - Television system : en fr
  • FR809452A - Protection device against the explosion of tanks or other : en fr
  • US2072668A - Hand knitting device : en
  • US2072392A - Vertical retort for the carbonization of coal and the like : en
  • US2072396A - Printing lenticular film : en
  • US2072413A - Register : en
  • US2072745A - Production of antiknock gasoline : en
  • FR809463A - Cascade group with adjustable speed : en fr
  • GB462274A - Improvements in plastic compositions and articles made therefrom : en
  • DE642290C - Process for the representation of reduction products of the male sex hormone and similar substances : de en
  • US2072546A - Loose leaf binder : en
  • GB462132A - Improvements in the manufacture, production and recovery of ammonium chloride and sodium bicarbonate : en
  • DE642318C - Toys with a mechanical or electrical drive that can be triggered by remote action : de en
  • GB462284A - Cast iron alloy : en
  • DE642388C - Electric incandescent lamp with a power supply wire installed in the hollow base and designed as a fuse : de en
  • AU100362B2 - Improvements in or relating to apparatus for degreasing by means of volatile solvents : en
  • ES143398A1 - Procedure for the production of magnesium. : en es
  • FR809378A - Device for the automatic determination and adjustment of the fat content of milk, cream and other similar substances : en fr
  • CA364412A - Sifting device : en fr
  • US2072642A - Top roll for textile drafting machines : en
  • US2072503A - Combination torpedo fusee : en
  • US2072767A - Refrigeration : en
  • FR809561A - Process for the manufacture of printing plates by projection of autotypes, etc. : en fr
  • FR809543A - Manufacture of artificial fibers : en fr
  • GB462294A - Improvements in or relating to epicyclic gears : en
  • GB462529A - Improvements in and relating to wireless communication systems : en
  • US2072390A - Apparatus for taking photographs of the upper and lower jaws : en
  • US2072823A - Handle connection : en
  • DE642415C - Electrically powered vehicle : de en
  • FR47295E - Improvement in removable type panels : en fr
  • FR809586A - Process for the preparation of copper or schweinfurt green aceto-arsenite : en fr
  • USD103431S - Design fob a braid or similar : en
  • US2072422A - Necktie : en
  • US2072565A - Sundial : en
  • USD103419S - Design for a wheeled coaster : en
  • FR809460A - Sharpening device for tool blades or sharp instruments : en fr
  • GB462281A - Improvements in or relating to television receiving apparatus : en
  • DE638240C - Photographic camera whose housing accommodates a flash device : de en
  • DE642263C - Crane hook for picking up the aircraft : de en
  • USD103425S - Design foe a calculating machine : en
  • GB465313A - Refractory product and process for its manufacture : en
  • GB462105A - Improvements in carburetters for internal combustion engines : en
  • FR809314A - Improvements to thermal installations for air conditioning or air conditioning : en fr
  • IE14461L - Hydraulically operated friction clutches : en
  • FR809393A - Process for softening water : en fr
  • GB461986A - Improvements in means for clamping printing plates to the forme cylinders of copper plate printing machines : en
  • GB462172A - Improvements in and relating to electrical rectifier installations : en
  • GB462171A - Receptacle for liquefied gas : en
  • GB462459A - Improvements in and relating to wireless communication systems : en
  • DE642310C - Process for the production of cellular rubber from aqueous rubber dispersions : de en
  • FR47264E - Improvements to discharge tubes : en fr
  • FR809384A - Process for preparing oxidative products of the dibenzanthronic series : en fr
  • GB462111A - Improvements in the production of bituminous emulsions : en
  • DE642283C - Circuit arrangement for achieving the synchronous starting of stepping mechanisms : de en
  • DE642299C - Control device for air heaters, especially for railway vehicles : de en
  • DE642148C - Process for the preparation of clusters of phenylenediamines : de en
  • US2072571A - Window regulator : en
  • GB462102A - Improvements in or relating to moving stairways : en
  • CA364536A - Log bark peeling device : en fr
  • CA364450A - Embossing matrix : en fr
  • US2072656A - Pressure fluid actuated spinning motor : en
  • USD103472S - Design for a dress : en
  • CA364472A - Electric converter system : en fr
  • CA364529A - Plate holder : en fr
  • CA364418A - Insulated wire manufacture : en fr
  • US2072606A - Coupler : en
  • US2072343A - Oil burner : en
  • US2072553A - Specific gravity indicator : en
  • US2072562A - Spring cushion : en
  • US2072744A - Heater for automobiles : en
  • USD103428S - Design for an illuminating fixture : en
  • USD103459S - Design for a combined automatic : en
  • AU6326365A - Foamed synthetic resins : en
  • AU97436A - An improved chicken brooder : en
  • US2072611A - Cycle power unit : en
  • US2072362A - Mercury inertia switch : en
  • US2072723A - Game : en
  • US2072771A - Chemical products and process of preparing the same : en
  • US2072252A - Coloring textile material : en
  • US2072295A - Receptacle : en
  • US2072423A - Refrigerating apparatus : en
  • US2072561A - Coupling : en
  • US2072704A - Escapement construction : en
  • US2072445A - Hair cutter for domestic animals : en
  • CA364413A - Electric lamp : en fr
  • USD103466S - Design for an electric socket : en
  • US2072522A - Dispensing and measuring gasoline or the like : en
  • FR47271E - Angled and tapered valve box for instant wells : en fr
  • FR809304A - Products for extinguishing fires, process and tools for its manufacture : en fr
  • CA364474A - Electrical conversion system : en fr
  • GB462276A - A draught controlling device in central heating boilers : en
  • GB462375A - Improvements in or relating to screened wireless receiving apparatus : en
  • US2072119A - Automobile robe support and bracket therefor : en
  • FR809364A - Method and device for making cellulose yarns resistant to creasing : en fr
  • FR809372A - Process for cooling gases containing volatilized solids : en fr
  • GB462031A - Improvements in or relating to liquid fuel admission devices for internal combusion engines : en
  • FR809432A - Improvement in electrical conduits under tubes : en fr
  • GB462243A - Improvements in or relating to cathode ray tubes : en
  • GB462387A - Improvements in and relating to conveyors, and link chains therefor : en
  • US2072347A - Refrigerator : en
  • US2072502A - Glass transfer mechanism : en
  • CA364465A - Metallic magnesium production : en fr
  • US2072334A - Metal window frame and sash construction : en
  • US2072627A - Method and apparatus for increasing fluid movement around oil well tools : en
  • DE642509C - Electric roller sector regulator with flexible oil or eddy current brake : de en
  • US2072581A - Cutlery : en
  • GB462072A - Improvements relating to intermittent dry-absorption refrigeration : en
  • US2072833A - Combination heating and cooling unit : en
  • FR809347A - Process for hydrogenating unsaturated hydrocarbons : en fr
  • DE642403C - Device for the optical copying of lenticular films : de en
  • US2072563A - Automatic multiple broaching machine : en
  • US2072698A - Toy building : en
  • FR809505A - Jet bar drive device for straight loom : en fr
  • DK52773C - Shaver for Blades with one-sided Egg. : da en
  • DE642393C - Electrical transformer with a main core and a secondary core carrying a choke coil : de en
  • GB462374A - Improvements in and relating to methods of hardening the surface of a metal : en
  • GB462194A - A new or improved connector or coupling for stranded wire or cable : en
  • FR47269E - Azo dyes manufacturing process : en fr
  • FR809478A - Advanced speaker : en fr
  • GB462227A - Improvements in the manufacture and production of polyamino-1.9-anthrapyrimidines : en
  • US2072843A - Flexible coupling : en
  • USD103452S - Design for a lamp : en
  • ES143414A1 - A PROCEDURE FOR THE MANUFACTURE OF ADDITIVE COLOR FILMS : en es
  • FR809329A - Manufacturing process of polycarboxilic acids and anhydrides : en fr
  • FR47267E - Cartridge fuse for high voltage and very low current : en fr
  • FR809356A - Method and apparatus for thermoplastic molding : en fr
  • GB462230A - Improvements relating to the maintenance of moisture content in textiles : en
  • GB462378A - Improvements in or relating to display devices such as signs : en
  • US2072314A - Safety system for pipe lines : en
  • DE642501C - Self-locking differential gear, especially for motor vehicles : de en
  • FR809565A - Tool and method for cutting gears : en fr
  • US2072158A - Weft inserting apparatus for looms with fixed weft bobbins : en
  • FR47300E - Relay for intermittent lighting of railway signals : en fr
  • US2072240A - Radio circuit actuating device : en
  • US2072321A - Coal distillation oven and the like : en
  • US2072472A - Bed reading lamp : en
  • US2072599A - Device for covering the steam exhaust pipe of locomotives : en
  • FR47270E - Ski binding or attachment : en fr
  • FR47288E - Elastic suspension for wheels mounted on oscillating half-axles, in particular for motor vehicles : en fr
  • FR809339A - Process for obtaining alloys based on magnesium and aluminum : en fr
  • GB462066A - Improvements in or relating to cooking stoves : en
  • GB462084A - Multiple guilloching device : en
  • FR47275E - Process for the manufacture of shaped fabrics of the diagonal or diamond type in straight threads on heddle looms : en fr
  • US2072196A - Aerial propeller : en
  • US2072471A - Binder for receipts and the like : en
  • DE642317C - Device for projecting living images, consisting of lines that are parallel or at an angle to one another, with a line grid movably arranged in front of or behind them : de en
  • GB462032A - Improvements in automatic flow-interrupting devices : en
  • GB462161A - Improvements in devices for straining and securing bale ties : en
  • FR809555A - Improvements in the reinforcement of suspended electric cables : en fr
  • US2072143A - Synthetic resins and compositions containing the same : en
  • US2072211A - Method of and machine for folding sheet material : en
  • US2072214A - Method and means for use in lasting shoes : en
  • US2072443A - Salting of the intestines of animals prior to the use of said intestines as sausage skins : en
  • US2072516A - Insert attachment for wrapping machines : en
  • US2072230A - Method and apparatus for making wire frames for candle holders : en
  • US2072718A - Automatic discharge device for roasters : en
  • US2072801A - Gas pyrolysis : en
  • DK52758C - Controls for Electric Motors. : da en
  • GB462070A - Improvements in or relating to built-up box-section girders or frame members : en
  • GB462160A - Improvements and devices for separating liquids of different specific gravity, for instance cream from milk : en
  • US2072750A - Portable electric saw : en
  • DE639978C - Photographic camera : de en
  • DE642312C - Gear testing device : de en
  • US2072356A - Fluid motor for a power transmission mechanism : en
  • USD103409S - Design for a twine bag : en
  • USD103415S - Design for a hand mirror or similar : en
  • US2072164A - Specific gravity indicating device : en
  • US2072554A - Method of making window guide cores : en
  • USD103457S - Design fob a dress : en
  • USD103482S - Design for a bathtub : en
  • AU59736A - Improvements in and relating to windows, more particularly the windows of automobiles andthe like : en
  • US2072425A - Pump system : en
  • US2072534A - Duplicating machine and method : en
  • CA364392A - Vacuum discharge vessel control system : en fr
  • US2072178A - Automatic lighter : en
  • US2072388A - Tobacco box : en
  • US2072717A - Protective device for capacitors : en
  • GB462177A - Improvements in and relating to protecting devices for window and door openings : en
  • FR809312A - Guide piece for punches : en fr
  • AU100363B2 - Improvements in and relating to apparatus for tempering glass : en
  • DE642373C - Method and device for the electrolytic reinforcement of metal sheets : de en
  • USD103417S - Design for a sofa ob similar article : en
  • US2072257A - Lock for cartons : en
  • USD103429S - Design fob an ashtray : en
  • DK52768C - Method for placing a fluorescent substance on a carrier. : da en
  • AU100366B2 - Improvements in heat and/or sound insulators : en
  • US2072256A - Carton : en
  • US2072373A - Piston, and piston and connecting rod assembly : en
  • US2072705A - Hearing testing : en
  • CA364444A - Oil refining process : en fr
  • US2072609A - Clock : en
  • AU100354B2 - Improvements in or relating tothe manufacture of nitrocellulose : en
  • AU92336A - Improvements in or relating to electric arc converters : en
  • US2072678A - Method and apparatus for making boxes : en
  • US2072200A - Slide fastener : en
  • AU84136A - Improvements in or relating to means for feeding glass to glass forming machines : en
  • US2072842A - Vehicle roof structure : en
  • US2072493A - Toilet ventilator : en
  • US2072123A - Conversion of hydrocarbon oils : en
  • US2072613A - Hand-composed matrix in typographical line-casting machines : en
  • US2072688A - Golf-ball tee : en
  • US2072484A - Billiard cue : en
  • FR809513A - Method of preparing a vaccine for the preventive vaccination of newborn animals against diseases caused by trypanosomes : en fr
  • AU105359B2 - Method of producing paper products, cardboard, pressed cardboard orthe like products impregnated within the mass with bitumen : en
  • FR809508A - Optical device for observing transparent images : en fr
  • US2072165A - Plant feeder and support : en
  • FR809379A - Raised poster made using prisms : en fr
  • CA364526A - Garment band : en fr
  • US2072474A - Internal combustion engine : en
  • CA364510A - Gonad stimulating substance : en fr
  • US2072076A - Locking mechanism for purses and the like : en
  • US2072319A - Mote board and cleaner for gins : en
  • USD103385S - Design for a brooch pin or similar : en
  • USD103469S - Design for a dress : en
  • US2072349A - Mold and method of molding : en
  • DK52762C - Method and Apparatus for Manufacturing Insulation Mats. : da en
  • US2072470A - Drilling tool : en
  • US2072713A - Method of and apparatus for heating and vaporizing liquids : en
  • US2072764A - Car and truck holder : en
  • USD103435S - Design fob a casing for pyrophoric : en
  • FR809487A - Process and devices for recovering heat from return water from a backpressure and pre-evaporation evaporator station : en fr
  • CA364528A - Recording game board : en fr
  • DE642319C - Tobacco spreader for cigarette machines : de en
  • DE642396C - Fire-heated, standing hot water boiler with a built-in flow heater for service water in the upper part of the water room : de en
  • FR47258E - Cellular rubber bandage : en fr
  • FR809349A - Hammer Drill Bucket : en fr
  • US2072089A - Method of obtaining and isolating finely dispersed substances, possessing an electrical charge, from strongly diluted solutions : en
  • US2072169A - Truss : en
  • US2072629A - Coupling device for carbonators : en
  • US2072129A - Abrading tool : en
  • US2072233A - Disconnecter : en
  • AU253736A - Bituminous composition and process of making thesame : en
  • US2072774A - Grave marker and flower holder : en
  • DE642244C - Process for removing weak gaseous acids from gases : de en
  • US2072285A - Throttle controlling attachment for motor cars : en
  • AU100360B2 - An improved call meter for telephone systems : en
  • CA364507A - Pulp beater roll setting : en fr
  • GB461989A - Improvements relating to electrical indicating or measuring instruments : en
  • GB462037A - One-blade air screw propeller or screw wind wheel : en
  • GB462214A - Alarm clock having an eight-day movement : en
  • DK52777C - Drying system. : da en
  • US2072721A - Low temperature carbonization : en
  • US2072618A - Production of amines : en
  • USD103392S - Design fob a tray : en
  • DE642436C - Process for the protection of water-sensitive, unfired leads that are embedded in pencil wood : de en
  • FR809541A - Device for monitoring the vigilant presence of the engineer of a locomotive or other engine : en fr
  • GB462083A - Improved pendulum or spring roller mill : en
  • FR809553A - Method and device for adjusting sound recording using light : en fr
  • US2072166A - Ahg conbitioning system : en
  • GB462143A - Improvements in or relating to roller blind destination indicators and the like : en
  • US2072132A - Caster socket : en
  • DE642367C - Arrangement for regulating the current in arc rectifiers : de en
  • US2072209A - Means for and method of producing knitted fabrics : en
  • US2072428A - Cover for steam tables and the like : en
  • USD103416S - Design fob a sofa ob similab article : en
  • FR47299E - Improvements to beaconing or lighting processes for vertical antennas : en fr
  • FR809449A - Movable position indicator, usable in particular as a liquid level indicator : en fr
  • FR809529A - Collagen fiber pipes and their manufacturing process : en fr
  • FR809569A - High pressure valve : en fr
  • DE642498C - Air supply through pressure spiral, arch pipe and hatch on flushing valves with push button release : de en
  • DE642499C - Self-acting ring valve with an annular valve plate that can be pressed on by a closed elastic ring : de en
  • FR809375A - : fr
  • US2072626A - Blowpipe : en
  • US2072640A - Sugar dispenser : en
  • CA364540A - Cream separator : en fr
  • DE642151C - Arrangement of the overhead lines of electric railways that form the power supply and discharge : de en
  • US2072835A - Venetian blind slat : en
  • FR47293E - Detector-regulator of the level of accompanying sounds, in cinematographic sound recording : en fr
  • FR809407A - Process for preparing high molecular weight olefins : en fr
  • GB462152A - Improvements in roentgen ray apparatus : en
  • US2072531A - Flow control system : en
  • DE642306C - Device for pressing and hammering amalgam into tooth cavities : de en
  • DE642459C - Arrangement for the production of an alternating current, which compared to an existing alternating current or an existing alternating voltage is shifted by about 90 90in phase : de en
  • FR47287E - Seed drill : en fr
  • FR809501A - Machine for sharpening mower blades, binders and various tools : en fr
  • US2072591A - Manufacture of fittings : en
  • US2072596A - Rubber composition and method of preserving rubber : en
  • USD103390S - Design for a strainer : en
  • USD103393S - Design for a print device for dairy : en
  • GB462282A - Improvements in and relating to sheet feeding mechanism : en
  • US2072605A - Game : en
  • US2072587A - Burner : en
  • US2072568A - Dry cell encasing apparatus : en
  • DE642411C - Camouflage device in the form of a bullet or wing mine : de en
  • FR809309A - Process for improving rubber-like materials and products obtained by this process : en fr
  • US2072620A - Shaving brush : en
  • US2072424A - Refrigerating apparatus : en
  • FR809554A - Process for the manufacture of a phosphatic fertilizer soluble in citric acid : en fr
  • USD103408S - Design for a garden chair : en
  • DE642464C - Coin checker : de en
  • US2072127A - Artificial teeth and method of forming the same : en
  • US2072456A - Process for the stabilization of hydrocarbon distillate : en
  • US2072216A - Shoe and method of making it : en
  • US2072684A - Building construction : en
  • US2072171A - Car roof running board : en
  • CA364506A - Governing apparatus : en fr
  • FR809320A - Process for smelting and casting magnesium and alloys rich in magnesium : en fr
  • FR47268E - Coal boiler : en fr
  • FR809370A - Ignition for internal combustion engines, in which a compressed mixture of gas and air is ignited : en fr
  • GB462150A - Improvements in or relating to the manufacture of self-locking nuts : en
  • GB462307A - Improvements relating to the production of motor fuels : en
  • FR47260E - Variable length spacer for airplanes : en fr
  • GB462174A - Improvements in electric insulators : en
  • AU141636A - Improvements in or relating to apparatus for moulding articles for example from artificial resins : en
  • DE642360C - Smoldering furnace for coal : de en
  • US2072263A - Process and apparatus for producing comminuted sulphur : en
  • USD103463S - Design for a dress : en
  • US2072320A - Bit guide : en
  • AU100358B2 - Improvements in or relating tothe production of fabrics treated with waterproof compositions of or containing rubber : en
  • CA364405A - Synthetic tanning material : en fr
  • GB462253A - Improvements in electric induction motors : en
  • GB462279A - Improvements in or relating to machines for making cardboard boxes : en
  • FR809317A - Electro-magnetic timer, with pneumatic braking and free fall : en fr
  • US2072141A - Press system : en
  • US2072387A - Safety cordage : en
  • US2072180A - Internal combustion engine : en
  • US2072351A - Shoe calk : en
  • US2072827A - Method of and apparatus for feeding molten glass : en
  • FR809406A - Improvements to combustion engine starters : en fr
  • US2072271A - Safety valve : en
  • US2072521A - Motor vehicle : en
  • US2072535A - Method of and radiant heat stills for distilling hydrocarbon oils : en
  • GB462119A - Improvements relating to tool holders : en
  • GB462241A - Improvements in cocks : en
  • US2072302A - Polymerized vinyl alcohol articles and processes of making same : en
  • US2072788A - Tantalum carbide lamp : en
  • DE642352C - Range finders on photographic cameras : de en
  • US2072139A - Cultivator attachment for tractors : en
  • AU126236A - Improvements in gas hot water storage systems : en
  • US2072594A - Ore concentrating table : en
  • USD103456S - Design fob a glove : en
  • GB462456A - Manufacture of cellulose derivatives and of artificial filaments, films and other shaped structures therefrom : en
  • DK52772C - Rent for Swing windows. : da en
  • GB462261A - An improved container for bandages, dressings and the like : en
  • CA364491A - Weed puller : en fr
  • GB462138A - Improvements in, or relating to, luggage-carriers for pedal cycles : en
  • US2072126A - Detectable refilled and premium bottle : en
  • FR809549A - Improvements relating to airplanes : en fr
  • GB462053A - Improvements in and relating to collets or like work gripping means : en
  • GB462058A - Improvements relating to gas heated apparatus for the warming of rooms : en
  • FR809397A - Double parallel winding, especially for shunt commutator motors powered by the rotor : en fr
  • FR809532A - Process for printing subtractive images in several colors : en fr
  • US2072122A - Rolling mill : en
  • US2072410A - Power reverse gear : en
  • US2072812A - Electrical circuit timer : en
  • US2072261A - Esterification of cellulose : en
  • US2072183A - Sun mask : en
  • US2072376A - Process of removing fluorides from water : en
  • DE642301C - Multipole high-frequency welding generator with several winding branches to feed independent circuits : de en
  • DE642380C - Process for the preparation of 6-amino-2-oxynaphthalene-3-carboxylic acid : de en
  • DE642458C - Interturn protection device : de en
  • FR47290E - Device applicable to scrubbing and cleaning, free of dust, heating boilers, stoves, etc. : en fr
  • FR809470A - Improvements to pneumatic tires : en fr
  • GB462173A - Improvements in heating elements for electrically heated apparatus : en
  • GB462225A - Improvements in or relating to apparatus for humidifying air and other gases : en
  • GB462244A - Improvements in the manufacture and production of granular fertilisers : en
  • FR809366A - Method and devices for levitating matter : en fr
  • CA364481A - Coated paper manufacture : en fr
  • GB462141A - Thermal power plants : en
  • AU100310B2 - Bag loading machine : en
  • FR809491A - Equipment for the construction of monolithic concrete pipes, reinforced or not : en fr
  • GB462113A - Improvements in or relating to driving mechanism more especially for bicycles or like vehicles : en
  • GB462191A - Improvements in or relating to a process for the production of water enriched with heavy water : en
  • US2072148A - Belt lacing : en
  • US2072763A - Means for heating automotive vehicle interiors : en
  • US2072524A - Process for converting hydrocarbon oils : en
  • US2072586A - Rotary filter : en
  • US2072244A - Deadening means for office machines and like shock and noise generating units : en
  • US2072245A - Bottle capping machine : en
  • CA364534A - Measuring and dispensing device : en fr
  • DE642446C - Coupling for devices for turning machines : de en
  • CA364487A - Sheet metal insulator support pin : en fr
  • US2072355A - Scaffolding : en
  • US2072757A - Multiple sheet pack and/or container : en
  • GB462015A - Improvements in or relating to direction finding aerial systems : en
  • CA364493A - Crankshaft honing and polishing machine : en fr
  • CA364448A - Signal or musical instrument : en fr
  • AU61436A - Improvements in and relating to frameless mirrors : en
  • GB462379A - Improved connection for structural members : en
  • DE642483C - Device to protect the glow cathodes of alternating current supplied vapor or gas discharge vessels : de en
  • CA364515A - Pneumatically tired wheel : en fr
  • AU100356B2 - Improvements in gas hot water storage systems : en
  • GB462056A - Improvements in apparatus for directional illumination : en
  • US2072348A - Chlorinated trialkyl amines and method of producing : en
  • US2072421A - Formation of packages : en
  • US2072706A - Closure for refuse receivers : en
  • DE642482C - Device for capacity control for multi-circuit devices : de en
  • GB462008A - Coated sheet or strip material for use as a protective covering, and the manufacture thereof : en
  • DE642298C - Track for heavy, z. B. for the production of concrete roads certain devices : de en
  • GB462061A - Improvements in and relating to hinges for oven doors and the like : en
  • DE642502C - Hydraulic brake for motor vehicles : de en
  • FR47278E - Motorcycle vehicle perfected to allow it to be used both on the road and on the railway : en fr
  • FR809581A - Root cutter mixer : en fr
  • US2072670A - Reducing dusting in the manufacture of coated paper : en
  • CA364492A - Electrical sizing device : en fr
  • FR809307A - Projectile improvements : en fr
  • FR809600A - Device for joining two vehicles : en fr
  • DE642520C - Reinforcement for road pavements made of strung together iron grates : de en
  • FR809421A - Seal : en fr
  • GB462189A - Sound record disc and process for cutting sound grooves in sound record discs : en
  • GB462263A - Improvements in and relating to electric heating elements : en
  • DE642338C - Vapor discharge apparatus, in particular a metal vapor converter, with an insert located in the cathode and an ignition electrode made of resistance material and immersed in the cathode : de en
  • GB462246A - Improvements in or relating to felt hat finishing machines : en
  • FR809308A - Process for preparing calcium carbide, furnace suitable for carrying out this process and products obtained by this process or using this furnace : en fr
  • FR809544A - Variable speed rotating electric machine : en fr
  • US2072309A - Process for treating figs : en
  • US2072491A - Advertising sign holder : en
  • US2072380A - Power driving device : en
  • DE642447C - Covering process for metallization of insulating materials by cathode sputtering : de en
  • DE642503C - Inflatable life jacket : de en
  • GB462054A - Improvements in or relating to rotary compressors or engines : en
  • DE642315C - Switching device for a picture throwing device driven jointly by a motor with a speaking machine plus repetition device : de en
  • FR809580A - Cloth for cleaning metallic or other objects : en fr
  • FR809469A - Improvements to cable carriers : en fr
  • GB462357A - Improvements in or relating to machines for arranging statistical cards in a predetermined order : en
  • GR6344B - CAR CELL AND REFRIGERATOR : el en
  • DE642486C - Metal screw cap for hollow rubber bodies, especially for hot water bottles and the like. like : de en
  • DE640770C - Mixing device for playing cards : de en
  • US2072523A - Alarm : en
  • US2072268A - Transmitter for electromagnetic waves : en
  • US2072673A - Self-cleaning sanitary comb : en
  • US2072826A - Article transferring mechanism : en
  • AU66436A - Improved collapsible oven : en
  • US2072468A - Skylight operator : en
  • USD103455S - Design for a watchcase : en
  • US2072436A - Scale : en
  • ES143391A3 - Improvements in the machines to beat the pulp and the like. : en es
  • FR809369A - Process for isolating by adsorption or absorption the recoverable gases present in gas mixtures or mixtures of gases and vapors : en fr
  • GB462376A - Improvements in and relating to heat resisting paints or protecting layers for crucibles and the like : en
  • FR47252E - Method and device for producing synchronization pulses : en fr
  • US2072340A - Feed mechanism for machine tools : en
  • US2072473A - Hitch for automobile trailers : en
  • DE642463C - Process for the extraction of compact tin : de en
  • FR47255E - Device for counting pierced coins : en fr
  • USD103402S - Design fob a pencil or similar : en
  • US2072287A - Telephone transmission circuit : en
  • DE642410C - Monitoring device for door locks with a lock bolt that can be triggered electromagnetically from a distance : de en
  • FR809311A - Safety device for refrigeration systems : en fr
  • FR809497A - New game : en fr
  • US2072332A - Method of dry cleaning : en
  • DE642347C - Washing device for chemical analysis : de en
  • US2072391A - Combined lifting and coupling tool : en
  • US2072284A - Machine for making spiral windings : en
  • US2072288A - Water insoluble azodyestuffs : en
  • US2072358A - Doll eye unit : en
  • US2072819A - Composition of matter and method of producing : en
  • US2072255A - Method of manufacturing rubber chloride : en
  • US2072397A - Building wall construction : en
  • US2072477A - Ski binding : en
  • AU65336A - Improved keying device for securing holding wedges in the shafts of axes, hammers and the like : en
  • CA364439A - Television system : en fr
  • US2072487A - Purification of cellulosic material : en
  • CA364508A - Pulp beating machine : en fr
  • CA364523A - Curved tooth file : en fr
  • AU100345B2 - Improved stock lick : en
  • DE642412C - Device for the wave-shaped forward movement of reptiles or similar animal-like toy bodies : de en
  • AU84036A - Improvements in or relating to bottles or containers of paper woodpulp orthe like : en
  • US2072081A - Plastic heat insulating composition : en
  • US2072224A - Impact device : en
  • US2072262A - Reflecting structure for electric waves : en
  • US2072386A - Wall construction : en
  • US2072464A - Venetian blind : en
  • GB462229A - Annular ball bearing : en
  • GB462385A - Improvements in the grid control of ionic valves : en
  • DE642387C - Arrangement to improve the power factor in multi-phase conversion devices : de en
  • FR809525A - Improvements in vending machines : en fr
  • US2072213A - Lasting machine : en
  • US2072783A - Electromagnetic device : en
  • FR809591A - Improvements to control means actuated by fluid pressure, and particularly to regulators that can be actuated as a function of speed, for injection pumps : en fr
  • US2072776A - Process in digesting cellulose : en
  • USD103433S - Design for a thermostat case or : en
  • GB462062A - Improvements in or relating to buckles : en
  • AU100314B2 - Improvements in or relating to bottles or containers of paper woodpulp orthe like : en
  • US2072569A - Detachable handle : en
  • FR809390A - Electrolytic capacitors : en fr
  • GB461997A - Improvements in methods of exterminating corn beetles and other vermin : en
  • US2072615A - Valve : en
  • US2072229A - Tinning method and composition therefor : en
  • US2072480A - Registering mechanism : en
  • US2072298A - Combined drawbolt and clamp for saw blades : en
  • US2072359A - Flaring tool : en
  • CA364390A - Confection coating apparatus : en fr
  • CA364494A - Fire extinguishing foam production : en fr
  • US2072153A - Sulphonated condensation product : en
  • US2072787A - Tandem wheel chassis unit : en
  • US2072426A - Container : en
  • US2072432A - Closure for containers of the mixing and shaker type : en
  • US2072160A - Weaving loom for continuous weaving in which the weft is inserted by means of pirnless shuttles : en
  • USD103420S - Design fob a vacuum cleaner : en
  • FR809337A - Distributor of dental surgery instruments : en fr
  • DE642332C - Ignition device with a constantly burning auxiliary flame fed by a continuously open supply line : de en
  • US2072725A - Shaking screen : en
  • USD103441S - Design fob a vehicle heater casing : en
  • CA364454A - Torch tip : en fr
  • DE642481C - Positive wick electrode with a carbon or graphite rod in the wick for high-performance arc lamps or headlights : de en
  • GB462162A - Improvements in or relating to sprocket rollers for driving and/or guiding kinematograph or sound record films : en
  • GB462256A - Improvements in multifloor garage buildings : en
  • US2072366A - Reflex bulb syringe : en
  • US2072106A - Matrix trimmer : en
  • US2072161A - Thread carrying apparatus for weaving looms and the like : en
  • US2072639A - Bleaching sugar : en
  • CA364445A - Sulphur processing : en fr
  • CA364397A - Filling apparatus for gas bottles : en fr
  • CA364489A - Optical reproducing device : en fr
  • CA364517A - Shuttle bobbin : en fr
  • DE642291C - Process for the production of nitrogen- and halogen-containing organic compounds from dihalohydrins : de en
  • FR809453A - Automatic rudder control device : en fr
  • CA364539A - Toy or game : en fr
  • US2072437A - Internal combustion engine : en
  • AU100348B2 - Improved collapsible oven : en
  • CA364443A - Circuit arrangement : en fr
  • CA364537A - Induction motor : en fr
  • US2072231A - Artificial textile material : en
  • US2072570A - Air-bound spring cushion : en
  • DE642275C - Safety friction clutch with device for triggering switching processes when the clutch is slipped : de en
  • US2072820A - Oven and the like : en
  • CA364499A - Door device : en fr
  • AU100347B2 - Improved keying device for securing holding wedges in the shafts of axes, hammers and the like : en
  • USD103449S - Design for a blouse : en
  • DE642477C - Single or multi-phase short circuit motor with distributed winding : de en
  • AU100357B2 - Improvements inthe method of manufacturing electric discharge devices having an envelope andan innertube andin the product of such method : en
  • US2072766A - Rumble seat top : en
  • US2072791A - Adjustable combined elevating and supporting device : en
  • US2072782A - Nipple piercing machine : en
  • GB462175A - Improvements in piano players : en
  • GB462285A - Improvements in and relating to lined metal cylinders and other lined metal articles : en
  • GB462310A - Improvements in and relating to welding or brazing of ferrous and non-ferrous metals and rods therefor : en
  • AU68436A - Improved cultivator : en
  • DE642376C - Tube-shaped development vessel for roll films : de en
  • DE642337C - Temperature-independent capacitor, especially for short-wave resonant circuits : de en
  • US2072455A - Electrooptical system : en
  • US2072360A - Opener for screw closures : en
  • US2072514A - Sectional doorway : en
  • US2072612A - Typographical slug casting machine : en
  • USD103407S - Design for a display case : en
  • AU100355B2 - An improved chicken brooder : en
  • AU68336A - Improved mould board : en
  • US2072449A - Accounting machine : en
  • CA364401A - Ski binding : en fr
  • CA364417A - Motor control system : en fr
  • AU100351B2 - Improved feeder for animal sucklings : en
  • AU100322B2 - Improvements in or relating to safety razors : en
  • CA364467A - Film spool : en fr
  • CA364462A - Copper-silicon-cadmium alloy : en fr
  • US2072486A - Refrigerating apparatus : en
  • ES143404A3 - A device for cleaning rollers. : en es
  • US2072438A - Suppository : en
  • AU194036A - Improvements in or relating to apparatus for degreasing by means of volatile solvents : en
  • US2072234A - Telephone metering system : en
  • US2072682A - Game of skill : en
  • US2072582A - Spring balancer : en
  • CA364530A - Photographic printing method and apparatus : en fr
  • CA364541A - Antiglare device for headlights : en fr
  • US2072510A - Telltale device for games : en
  • GB462197A - Improvements relating to bee-feeding appliances : en
  • DE642505C - Process for drying gases : de en
  • FR47277E - Improvements to ring reflector lamps : en fr
  • GB462057A - Improvements in cocks : en
  • US2072405A - Recording golf tee : en
  • US2072809A - Cellulosic spinning solution : en
  • AU15337A - Improvements in or relating to decorative surfaces and method of making same : en
  • AU185836A - An improved call meter for telephone systems : en
  • CA364461A - Copper base alloy : en fr
  • US2072369A - Pressure indicator : en
  • CA364533A - Centrifugal pump : en fr
  • FR809396A - Nail pullers for bicycles and the like : en fr
  • GB462258A - Improvements in or relating to television and the like systems : en
  • USD103422S - Design for a waste basket or similar : en
  • USD103470S - Design for a dress : en
  • US2072506A - Dispensing receptacle : en
  • CA364518A - Sectional building : en fr
  • FR809507A - Improvement in the gasification of heavy oils, in particular in the cooling of the gas obtained : en fr
  • FR809517A - Automatically vacuum insulating chambers and boxes, for the conservation of foodstuffs : en fr
  • FR809590A - Improvements to regulator systems for injection pumps : en fr
  • US2072142A - Synthetic resins : en
  • US2072411A - Vehicle seat : en
  • CA364544A - Mower and reaper knife stabilizer : en fr
  • AU262936A - Improvements in or relating to safety razors : en
  • CA364476A - Electrical conversion system : en fr
  • AU105754B2 - Improvements in or relating to water or like taps : en
  • FR809412A - Process for reacting solid substances, liquids or gases : en fr
  • US2072190A - Agitator : en
  • US2072622A - Circuit for negative glow devices : en
  • US2072738A - Process of stabilizing cellulose xanthate : en
  • AU100328B2 - Improvements in or relating to apparatus for moulding articles for example from artificial resins : en
  • US2072381A - Concrete slab joint : en
  • US2072637A - Electron discharge tube : en
  • US2072708A - Amplification control : en
  • CA364460A - Copper alloy : en fr
  • DE642469C - Double core tube for earth drilling : de en
  • GB462067A - Improvements in devices for gauging gas caps in miners' and like safety lamps : en
  • FR809564A - Milling cutter and process for cutting toothed wheels : en fr
  • FR809523A - Diesel Mechanical Hammer : en fr
  • US2072536A - Closure : en
  • DE642517C - Impact machine with crank drive and universal joint : de en
  • FR809306A - Automatic stopper for bottles or other similar containers : en fr
  • GB462275A - Improvements in or relating to braun tubes : en
  • GB462181A - Improvements in the manufacture and production of unsaturated aliphatic carboxylic acid nitriles : en
  • GB462188A - Improvements in gun mountings for aircraft : en
  • GB462354A - Improvements in and relating to tea withering lofts : en
  • AU69736A - Improvements in or relating tothe manufacture of nitrocellulose : en
  • US2072669A - Return bend fitting for oil stills : en
  • US2072564A - Hot water bottle cover : en
  • US2072136A - Strip dispensing apparatus : en
  • US2072384A - Method of and apparatus for proportioning combustible fluids : en
  • DK52761C - Saliva mug. : da en
  • US2072557A - Flame resisting conductor : en
  • DE642417C - Line for the transmission of currents of high frequencies : de en
  • GB462001A - Improvements in and connected with steam superheaters : en
  • DE642440C - Removable backrest padding on upholstered furniture : de en
  • US2072353A - Internal combustion engine fuel system : en
  • DE642443C - Reduction of the viscosity of nitrocellulose : de en
  • FR47261E - Improvements to rubber preservation : en fr
  • GB462117A - Improvements relating to work supporting tables for metal working machines and the like : en
  • USD103438S - crowley : en
  • US2072429A - Accounting machine : en
  • US2072691A - Aerating apparatus : en
  • DE642252C - Device for transferring originals with printable mirror writing : de en
  • GB462006A - Improvements in rotary compressors, exhausters, pumps and the like : en
  • US2072619A - Flexible rail joint : en
  • USD103468S - Design for a dress : en
  • ES143410A1 - A procedure for obtaining a surface with a high capacity of secondary omission. : en es
  • US2072495A - Tunnel mucking machine : en
  • US2072278A - Voltage multiplier circuit : en
  • FR809301A - Process for the preparation of fluorinated aromatic compounds, in a side chain : en fr
  • US2072439A - Luminous indicator : en
  • US2072667A - Article piler : en
  • USD103396S - Design fob a shoe ob similar article : en
  • US2072444A - Thermometer : en
  • US2072450A - Furnace : en
  • ES143427A1 - An electric discharge lamp filled with gas. : en es
  • FR809417A - Stopper system for permanently covering the bottles after opening : en fr
  • US2072556A - Means for producing a variable : en
  • US2072592A - Stopper for bottles and the like : en
  • US2072829A - N-metbrax-c : en
  • GB462268A - An improved method of separating coal portions which are poor in ash from those which are rich in ash : en
  • IE14354L - Outer covers for pneumatic tyres : en
  • US2072663A - Bread butterer : en
  • US2072300A - Sliding door seal for refrigerating apparatus : en
  • US2072792A - Device to aid steering : en
  • US2072203A - Power steering apparatus for vehicles : en
  • FR809560A - Device for producing a flash of light with simultaneous release of the shutter of a photographic camera : en fr
  • GB462095A - Improvements in devices for fastening tiles in a cement foundation : en
  • FR809577A - Improvement in film magazines for cinematographic cameras : en fr
  • GB462371A - Improvements in string musical instruments : en
  • US2072275A - Method of and means for feeding : en
  • US2072803A - Reproducer for phonographs : en
  • US2072583A - Laminated glass : en
  • US2072805A - Conversion of hydrocarbons : en
  • DE642413C - Centrifugal drum with concentric chambers : de en
  • GB462144A - A device for supporting trousers, breeches and the like without the aid of braces or belts : en
  • GB462312A - Improvements in or relating to shades or reflectors for electric lamps or other light sources : en
  • US2072101A - Manufacture of organic compounds : en
  • US2072193A - Display device : en
  • DE642248C - Device for stacking and pushing newspapers, magazines or the like. : de en
  • FR809472A - Liquid spray station : en fr
  • GB462205A - Improvements in machines travelling in the body of a fluid : en
  • US2072204A - Measurement and control of the flow of viscous fluids : en
  • GB462259A - Improvements in or relating to belt conveyors : en
  • US2072317A - Coach lock and handle : en
  • US2072418A - Irradiating apparatus : en
  • USD103405S - Design for a wall cabinet : en
  • FR809503A - Pylon of t. s. f. forming antenna : en fr
  • US2072364A - Smoke producer : en
  • CA364483A - Cigar and cigarette lighter : en fr
  • FR809362A - Arrangement of controls for dual cockpit aircraft : en fr
  • US2072555A - Faucet : en
  • US2072181A - Shock absorber control mechanism : en
  • DE642307C - Process for the even distribution of fat-soluble vitamins in aqueous liquids : de en
  • US2072624A - Saw blade : en
  • FR809360A - Process for preparing interesting condensation products : en fr
  • FR809440A - Improvements to devices for distributing and controlling the temperature of a fluid, applicable for example to thermionic rectifiers : en fr
  • CA364415A - Electric safety lamp : en fr
  • DK52750C - Method for Preparing Positively Charged Emulsions. : da en
  • FR809482A - Low profile aerodynamic body of automobile car : en fr
  • DE642437C - Process for the production of hard pitch : de en
  • FR809459A - Improvement in devices used for arc welding and similar processes : en fr
  • US2072793A - Method of forming rolls and pastries : en
  • US2072118A - Automobile robe support and bracket therefor : en
  • US2072497A - Apparatus for electrically vulcanizing india rubber pieces : en
  • US2072589A - Cathartic : en
  • US2072841A - Display device : en
  • FR809483A - Method for protecting low-voltage electrical installations against contact with high-voltage lines : en fr
  • GB462069A - Improved couplings for connecting substantially aligned shafts : en
  • GB462300A - Improvements in and connected with cases for playing cards : en
  • US2072494A - Binder : en
  • DE642470C - Process for hops from wort with hop extracts : de en
  • US2072289A - Wall covering : en
  • US2072094A - Spring hinge : en
  • US2072537A - Coke oven door : en
  • US2072576A - Nickel base alloy : en
  • GB462034A - Improvements in or relating to heat interchanging means particularly for cooling milk : en
  • GB462137A - Improvements in and relating to electric fluid-blast circuit breakers : en
  • AU100326B2 - Improvements in and relating to frameless mirrors : en
  • GB462182A - Process for the manufacture of isocyanates : en
  • FR809534A - Gear shifting for machine tools, hydraulically controlled by sliding gears : en fr
  • GB462190A - Improvements in swimming baths : en
  • GB462073A - Improvements in and relating to the production of artificial fibrous products : en