• PL26059B1 - A fuse for a firearm. : en pl
  • CH196271A - Process for the production of a vat dye. : de en
  • US2109831A - Protective shield : en
  • AU103282B2 - An improved method and apparatus for covering surfaces with foil : en
  • US2109557A - Signal transmission system : en
  • AU103290B2 - Improvements in or relating tothe supply of fluid to forced flow vapour generators : en
  • US2109980A - Locomotive stoker : en
  • AU103287B2 - Improvements in luminous electric discharge devices : en
  • CH196183A - Process for the production of a new dye preparation. : de en
  • US2109814A - Gasket : en
  • US2109872A - Temperature control apparatus : en
  • PL26088B1 - Sump regulator for circulating steam heating units in railway vehicles. : en pl
  • USD108612S - Design for an accordion : en
  • DE657379C - Steam turbine plant : de en
  • AU103297B2 - Improvements in and relating to navigational indicating instruments : en
  • AU103324B2 - Improvements in or relating to cathode ray oscillographs and like devices : en
  • CH196095A - Changeable gearbox for measuring devices with a step gear block. : de en
  • PL26091B1 - Normal cinematographic camera with a light source in the form of a cooled metal vapor discharge lamp. : en pl
  • CH196222A - Process for the production of a new dye preparation. : de en
  • FR825301A - Electric cautery : en fr
  • CH196196A - Process for the production of a new dye preparation. : de en
  • US2109680A - Sealing device for pumps : en
  • PL26081B3 - A method of producing azo vial to blue dyes. : en pl
  • CA372176A - Thread manufacture : en fr
  • US2110019A - Railway vehicle structure : en
  • AU103302B2 - Improvements in compression ignition engines : en
  • AU66837A - Piezoelectric crystal apparatus : en
  • CA372112A - Organic compound : en fr
  • CH196225A - Process for the production of a new dye preparation. : de en
  • PL26112B1 - Liquid reservoir fill regulator. : en pl
  • US2109466A - Synthetic resins : en
  • US2109951A - Garment : en
  • DE657241C - Process for the production of thick-walled, piston-like vibrating large-area membranes : de en
  • CH196014A - Waterproof watch box. : en fr
  • CA372172A - Classifier : en fr
  • USD108665S - Design for a chair : en
  • FR825428A - Safety device applicable to door locks : en fr
  • GB481027A - Improvements in fishing tackle : en
  • GB480733A - Improvements in or relating to coin-freed distributing apparatus : en
  • CH196024A - Method and device for producing seamless tubes, in particular cable sheathing. : de en
  • PL26130B1 - Pressed sheet frame for the chassis of motor vehicles. : en pl
  • CA372267A - Leg support : en fr
  • FR825401A - Assembly process by vulcanization of a metal plate with a rubber-based plate and application of the product obtained to the manufacture of shoes : en fr
  • DE657315C - Photographic jumping chamber : de en
  • CH196129A - Process for the production of a metal cleaning agent. : de en
  • CH195982A - Process for the production of a durable processing liquid, in particular a developer for photographic purposes and processing liquid produced by the process. : de en
  • CA372168A - Luminescent screen : en fr
  • CA372208A - Air filter for ventilating systems : en fr
  • CH195885A - Stairway. : de en
  • CH196185A - Process for the production of a new dye preparation. : de en
  • US2109672A - Tire cover assembly : en
  • US2109676A - Method for making sponge rubber : en
  • GB480816A - Improvements in vacuum driers : en
  • GB481002A - Improvements in x-ray apparatus : en
  • USD108653S - Design for a plug-in detachable : en
  • FR825359A - Pneumatic spectacle lens frame : en fr
  • US2109528A - Apparatus for vibrating ingot molds : en
  • US2109646A - Binder : en
  • USD108621S - Design for an advertising device : en
  • US2109912A - Method for treating milk : en
  • US2110055A - Cap terminal fob batteries : en
  • DE657433C - Method for riveting hollow rivets, open on both sides, into thin walls : de en
  • US2109844A - Catalytic hydrogenation of glycerides of aliphatic carboxylic acids : en
  • AU65737A - Means for distributing airin theatres andthe like : en
  • AU67837A - Spring hub forthe wheels of any vehicle : en
  • BE426044A - : en
  • DE657340C - Automatically switching piston measuring device for liquid fuels, which also serves as a drive motor for an oil pump : de en
  • PL26114B1 - Breathing apparatus with pulmonary supply of oxygen depending on the amount of air used for breathing. : en pl
  • USD108666S - Design for a dress : en
  • GB480715A - Improvements in or relating to cutting blocks : en
  • DE657500C - Optionally in two or four stroke running double piston internal combustion engine : de en
  • DE657238C - Method and device for the production of a fabric with a high weft density : de en
  • DE657407C - Pulling and pushing device for rail vehicles, especially light rail vehicles : de en
  • FR825369A - Internal combustion engine with rotating cylinders with rotary distributor and single valve combined : en fr
  • US2109455A - Method and apparatus for detecting : en
  • US2109730A - Dredger : en
  • US2109965A - Educational device : en
  • US2109642A - Insect exterminator : en
  • US2109691A - Pneumatic tire : en
  • CH196007A - Adding machine. : de en
  • CH195883A - Process for the step-by-step production of concrete walls. : de en
  • DE657465C - Process for the production of centrifugally cast hollow bodies from steel : de en
  • GB481074A - Improvements in freezing trays : en
  • FR825393A - Integral fuel saver for an engine operating a vehicle : en fr
  • GB480895A - An improved method of pickling hides in the process of tanning : en
  • GB480951A - Improvements relating to chocolate or other edible confections : en
  • FR825474A - Process for improving textiles : en fr
  • US2109581A - Box nailing machine : en
  • DE657476C - Process to increase the corrosion resistance of objects made of chrome steel or chrome iron alloys with 1 to 3.5% carbon : de en
  • FR825297A - Improvement in derailleur shifts for bicycles and the like : en fr
  • GB481034A - Improved manufacture of container caps with liners and of liner material for said caps : en
  • DE657502C - Fluid transmission with fluid circuits to be filled alternately : de en
  • FR825330A - Barrel drive mechanism and its applications in particular to cinematographic cameras with mixed control : en fr
  • FR825323A - Improvements to selective orders : en fr
  • FR825355A - Irreversible speed reducer : en fr
  • GB480768A - Improvements in or relating to variable compression engines : en
  • FR825531A - : fr
  • GB480801A - Improvements in and relating to insect traps : en
  • GR7188B - MECHANISM OF AUTOMATIC OPERATION BY ELECTRICITY OF THE WINDOW ROLLS. : el en
  • FR825353A - New synthetic asphalts, derived products and their applications : en fr
  • FR825484A - Stable solutions, remaining liquid, of cellulose triacetate : en fr
  • GB480897A - Improvements relating to the pressure pipe connections and associated parts of hydraulic vehicle-tipping mechanism : en
  • CH195974A - Camera allowing a large number of small-sized views to be taken on a sensitive surface of a given format. : en fr
  • DE657493C - Switching arrangement for switching high-frequency circuits : de en
  • US2109706A - Corrective insole for shoes : en
  • US2110093A - Vacuum sealed container : en
  • CH196149A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • GB480887A - Improvements in, or relating to, electrical fuses of the rewirable type : en
  • GB481026A - Improvements in or relating to seed display stands : en
  • GR7194B - ΚΛΙΣΙΓΩΝΙΟΝ ΤΡΙΓΩΝΟΝ. : el en
  • US2109449A - Material reducing means : en
  • GB480981A - Improvements relating to the extraction of cashew nut-shell oil : en
  • GB480983A - Improvements in or relating to electric switches for controlling the extent of travel of electric motors : en
  • US2109941A - Preparation of amides : en
  • US2109885A - Evaporator : en
  • US2110052A - Spray treating apparatus : en
  • US2109984A - Electric discharge device : en
  • GB480802A - Improvements relating to chin straps and the like : en
  • GB480924A - Process and apparatus for uniting a multi-layer fabric : en
  • GB480788A - Improvements in cinematographic projection apparatus : en
  • GB481036A - Improvements in final drive gears for swinging half-axles of vehicles : en
  • DE657406C - Gas fusion welded rail connection : de en
  • FR825252A - Improvements to gas-filled cables : en fr
  • AU103314B2 - Method and apparatus for making glass wool andother inorganic fibrous products : en
  • GB480972A - Improvements in swifts or ryces for holding skeins or hanks of yarn or thread : en
  • US2109880A - Temperature compensation : en
  • US2109979A - Rotation mechanism : en
  • USD108614S - Design for a whipping top : en
  • USD108638S - Design fob an ashtray : en
  • FR825486A - Combination cap for perfume bottles : en fr
  • GB480806A - Improvements in or relating to electrical heating appliances : en
  • CH196170A - Process for the preparation of a leather dye. : de en
  • CH196292A - Process for the preparation of androstenedione (3.17). : de en
  • DE657179C - Process for the production of particularly puncture-resistant and low-loss oxide layers on aluminum and its alloys : de en
  • DE657328C - Floating device with a striking tool for rock shattering : de en
  • PL26072B1 - A method of wet processing of raw paddle fibers. : en pl
  • SU52683A1 - Mold ejector : en ru
  • AU103273B2 - Process of treating tar : en
  • CH196201A - Process for the production of a new dye preparation. : de en
  • US2109916A - Water meter piston : en
  • FR825343A - Tobacco improvement process : en fr
  • GB480706A - Improvements in or relating to warp stop motions : en
  • DK54374C - Method and Apparatus for Changing the Carrier Gas Type of Gas-Dust Mixtures in the Implementation of Thermal-Chemical Processes. : da en
  • FR825523A - Apparatus for loading boxes, etc., onto road or railway vehicles and unloading them therefrom : en fr
  • GB480674A - Improvements relating to the control of fluid-operated systems, particularly for aircraft : en
  • PL26098B1 - A drive device for vehicles that creates a negative pressure in front of the vehicle while maintaining the pressure behind the vehicle in the center in which the vehicle is moving. : en pl
  • DK54378C - Journal with accompanying Copy Sheets. : da en
  • FR825476A - Wind motor : en fr
  • US2109616A - Parkway cable outlet : en
  • USD108619S - Design fob a shoe ob similab abticle : en
  • DE657365C - Process for the direct silver plating of nickel and nickel-containing alloys : de en
  • USD108627S - Design for a beverage dispenser or : en
  • GB481097A - Hot air or gas power plant : en
  • FR825455A - Fuel supply system for internal combustion injection engines : en fr
  • GB480717A - Improvements in or relating to propelling pencils : en
  • GB481045A - Method of producing yeast, especially compressed yeast, and spirit : en
  • GB481111A - Desk set with hinged pen cup : en
  • US2109495A - Treatment of rubber and related hydrocarbons : en
  • GB481165A - Method and means for spot-welding aluminium and aluminium alloys : en
  • US2110119A - Number plate : en
  • US2109704A - Tenter drier : en
  • GB481075A - Improvements in or relating to electric lamp sockets for supporting a bulb within a vehicle lamp : en
  • GB481068A - Improvements in and relating to vertical tapered spline broaching machine : en
  • GB480701A - Improvements in or relating to moulds for use in the manufacture of chocolate confectionery : en
  • GB481072A - Improvements in centrifugal separators with intermittent sludge discharge : en
  • DE657204C - Gas pressure regulator with additional pressure : de en
  • DE657452C - Air buffer for the cart of two-speed high-speed presses : de en
  • US2109467A - Cap mechanism for treating felled green timber : en
  • USD108674S - Design for a dress ensemble : en
  • BE425788A - : en
  • US2109478A - Air separator : en
  • US2109779A - Pressure bearing lubricating oil : en
  • PL26087B1 - A method for bleeding a garment, yarn, fibrous fabrics as such or associated with non-fibrous tissues, and an apparatus for carrying out the method. : en pl
  • US2109633A - Insulating internal combustion engine : en
  • US2109862A - Temperature control system : en
  • PL26141B1 - They arranged * d * subtitles on the already finished films. : en pl
  • CH196046A - Device for starting up thermal power plants in which a gaseous working medium continuously describes a closed circuit under excess pressure. : de en
  • GB480896A - Improvements in or relating to devices for demonstrating the waterproofness and air porosity of fabrics : en
  • GB480991A - Improvements in devices employed when discharging coke from horizontal coke-ovens : en
  • GB481017A - An improvements in or relating to machines for cropping or shearing fabrics : en
  • GB481066A - Improvements relating to automatic machine gun carriers adapted to be dropped from aircraft : en
  • FR825312A - Lighting fixture : en fr
  • US2109570A - Method of and machine for inserting fastenings : en
  • DE657349C - Closure for extinguishing agent container with extinguishing agent under pressure : de en
  • DE657392C - Hydraulic drive for machine tools, in which the pressure fluid is generated by two pumps driven by a power source with the same delivery rate : de en
  • US2109611A - Process of conditioning, and re-use of mine bleed water in mining sulphur : en
  • GB480791A - Improvements in or relating to electric resistance welding : en
  • PL26067B1 - A method of making cigarettes and an apparatus for carrying out the method. : en pl
  • US2109556A - Suspension gutter hanger : en
  • US2109751A - Sport boot : en
  • DE657232C - Device for landing and starting aircraft on board ships : de en
  • FR825276A - Method for covering wires and apparatus for its application : en fr
  • GR7181B - PERFECTIONS ON THE POWDER. : el en
  • USD108613S - Design for a combined sandwich : en
  • FR825403A - Shoe Sewing Machine Improvements : en fr
  • PL26095B1 - Ion rectifier lamp, containing an activated cathode zarowa and filled with krypton, xenon or a mixture of the two. Patent dependent on claims 1 from pat. No. 5847, within the scope of claims 2 - from US Pat. No. 11274. : en pl
  • USD108625S - Design for a flower basket : en
  • CA372171A - Train control system : en fr
  • US2109591A - Process for coagulating or precipitating viscose : en
  • US2109866A - Treating of motor fuels : en
  • US2109974A - Baseball mitt : en
  • US2110057A - Hammer attachment : en
  • US2109764A - Upholstered spring construction : en
  • US2109886A - Stepladder : en
  • BE425694A - : en
  • CH196092A - Liquid self-seller. : de en
  • DE657338C - Elevator for small conveyor heights : de en
  • FR825327A - Electrical welding equipment : en fr
  • PL26126B1 - Method for the production of vat dyes. : en pl
  • US2109687A - Leather polishing apparatus : en
  • US2109923A - Self-aligning belt idler : en
  • US2109835A - Antenna with reduced zenith radiation : en
  • US2109859A - Angler's implement : en
  • FR825267A - Vehicle lighting system : en fr
  • CH195892A - Device for manufacturing electrical tubular heating elements. : de en
  • DE657385C - Electrically driven compressed air device for loop taker : de en
  • CA372187A - Abrasive saw tooth : en fr
  • CH196200A - Process for the production of a new dye preparation. : de en
  • US2109806A - Metalliferous azo-dyestuffs and process of making same : en
  • US2109697A - Seating furniture construction : en
  • AU103313B2 - Improvements in or relating tothe manufacture of pipes of asbestos cement : en
  • CA372159A - Container cleaning process : en fr
  • AU62937A - Process for improving the fastness of starch upon textile cellulosic and other materials including paper : en
  • CH195913A - Wall stamp. : en fr
  • US2109551A - Force measuring amusement device : en
  • US2110033A - Solenoid actuator for rotating signals : en
  • CA372135A - Volume control circuit : en fr
  • DE651823C - Device for generating illuminated signs : de en
  • DE657501C - Ventilation valve : de en
  • DE657295C - Device for measuring the twist lengths of wire groups for telecommunication cables : de en
  • DE657488C - Blanket brush with layers of bristles spaced from one another : de en
  • PL26103B1 - A method of starting internal combustion engines with the aid of several cartridges, generating compressed gases, and a starting device for carrying out this method. : en pl
  • PL26144B1 - Pneumatic rotational speed gauge, showing independent of atmospheric pressure. : en pl
  • US2109497A - Top burner assembly : en
  • CA372265A - Windshield antenna : en fr
  • DE657335C - Process for the production of azo dyes : de en
  • DE657405C - Stuffing box seal for compressors : de en
  • DE657428C - Electric control device for automatic oil firing systems : de en
  • CH195903A - Electric high-performance hotplate. : de en
  • US2109996A - Device for transporting rail vehicles on land : en
  • US2110100A - Gravity feed control : en
  • US2110117A - Frosting of glass articles : en
  • DE657156C - Process for the production of quench-resistant magnesia bricks or masses : de en
  • FR825259A - Improvements to wool removal machines : en fr
  • CH196127A - Device for automatic, electrical regulation of the pitch of variable pitch propellers. : de en
  • CA372249A - Ornamental wheel disc : en fr
  • CH196016A - Electric timepiece. : en fr
  • GB480763A - Improvements in or relating to meat tendering apparatus : en
  • GB480798A - Improvements in and relating to filters : en
  • FR825351A - Reaction column also allowing the continuous extraction of one or more elements contained in a body or a solid matter : en fr
  • FR825363A - Improvements to automatic electrical switches, particularly those used for thermometry : en fr
  • GB480957A - Improvements in or relating to winding means for mines : en
  • US2109500A - Hose clamp : en
  • US2109818A - Ventilating plant : en
  • DE657326C - Centrifugal machine with hood : de en
  • FR825365A - Elastic fabric imitating the faux pearl in the transverse direction : en fr
  • CA372256A - Pressed thin fibrous article manufacture : en fr
  • CH196029A - Disengagement device for stop turning on lathes. : de en
  • FR825525A - Advanced fuel for engines : en fr
  • GB481005A - Improvements relating to the frames and wheel axles of motor and other vehicles : en
  • FR825392A - Carburetion corrector : en fr
  • CH196202A - Process for the production of a new dye preparation. : de en
  • US2109878A - Carburetor system : en
  • US2109998A - Electric discharge device and method of starting : en
  • USD108616S - Design for a shoe or similar article : en
  • USD108687S - Design for a dress : en
  • CH196001A - Dry gas meter. : de en
  • DE657302C - Gas purifier, especially for mobile generator gas systems : de en
  • FR825309A - Improvements to railway safety devices : en fr
  • GB480968A - Improvements in or relating to non-bursting projectiles : en
  • FR825324A - Safety automatic locking electrical contact : en fr
  • FR825348A - Improvements to protected tanks : en fr
  • US2109803A - Container and wiper therefor : en
  • GB480932A - Process for the recovery of cadmium : en
  • FR825306A - New process and devices for the titration of silver in photographic fixing baths and all other solutions containing silver : en fr
  • CH196076A - Device for transporting sick or injured people. : de en
  • DE657473C - Peeling machine : de en
  • GB480758A - Improvements for shaping and dividing wooden slats and the like : en
  • GB481090A - Improvements in or relating to throttle valve control of air admission to gas engines : en
  • US2109549A - Apparatus for emptying packages or receptacles having flexible walls : en
  • US2109653A - Juice extractor : en
  • US2109855A - Soot blowing apparatus for air preheaters : en
  • US2109895A - Lubricating oil refining : en
  • US2110097A - Container : en
  • US2109898A - Door construction : en
  • US2109479A - Grenade and method of making the same : en
  • US2109609A - Cigarette ring : en
  • US2109649A - Control for air conditioning systems : en
  • US2109729A - Stencil scope : en
  • US2109648A - V-type brake for motor vehicles : en
  • US2109738A - Curtain rod : en
  • DE657369C - Single or double column press : de en
  • FR825344A - Remote command transmitter device : en fr
  • GB481016A - Improvements in operating gear for doors, gates or the like : en
  • US2109498A - Top burner assembly : en
  • US2110116A - Fuel injection device for internal combustion engines : en
  • DE657475C - Device for annealing welded circumferential seams : de en
  • DE657505C - Method and machine for producing box blanks from cardboard, cardboard or the like. : de en
  • FR825546A - Improvements to centrifugal separators fitted with fixed evacuation devices penetrating the rotating liquid : en fr
  • GB480936A - Improvements in or relating to sleeves for securing bale ties : en
  • GB481113A - Improvements in and relating to bricks, building blocks and the like : en
  • DK54401C - Altitude device for firearms. : da en
  • DE657258C - Process for dewaxing mineral oils : de en
  • US2109890A - Method of making railway car axle journal bearings : en
  • US2109939A - Feeding mechanism : en
  • DK54387C - Bowl syringe. : da en
  • FR825529A - Improvements in melting glass by the Joule effect : en fr
  • GB480793A - Improvements in the production of plastic compositions : en
  • FR825337A - Portable wavemeter for very short waves : en fr
  • FR825464A - Provision for automatic disconnection and reconnection of transformers running empty : en fr
  • GB480771A - Improvements in or relating to gear change transmission mechanism : en
  • US2110005A - Leg support : en
  • GB480789A - Improvements in and relating to variable speed transmission mechanism : en
  • DE657409C - Circuit for securing a linear voltage rise of the toggle frequencies in television cathode ray tubes : de en
  • GB480843A - Improved limit gauges of the calliper type : en
  • DE657278C - Electric drive for continuous conveyors with large length and mass by means of one or more three-phase motors with cage runner : de en
  • FR825394A - Method for delustering or increasing the weight of textile materials : en fr
  • FR825534A - Device for measuring losses in systems similar to capacitors, by means of a measuring bridge : en fr
  • FR825346A - Improvements to high breaking capacity switches : en fr
  • US2109727A - Smoker's table set : en
  • US2109850A - High tension fuse with high rupturing power : en
  • US2109603A - Sales stimulator : en
  • FR825416A - Process for the disintegration of cellulosic materials by treatment with hydrogen chloride : en fr
  • FR825352A - Device for continuous drying of wet materials : en fr
  • FR825314A - Electrical switch-breaker : en fr
  • GB481085A - Improvements in or relating to two-wire-four-wire combinations in electric signalling systems : en
  • FR825441A - Bearing : en fr
  • DE657202C - Process for the preparation of insoluble azo dyes : de en
  • FR825461A - Safety stop control system for mobile crews with horizontal, inclined or vertical track : en fr
  • IE15133L - Manufacture of unhaired hides : en
  • FR825265A - Process for the production of commercially pure alkaline phosphates : en fr
  • FR825413A - Perfected hair curler : en fr
  • GB480670A - Improvements relating to the production of pattern-structures, particularly screens for use in photo-mechanical printing processes : en
  • USD108643S - Design for an automotive engine : en
  • US2109707A - Process for refining lead : en
  • GB480805A - Improvements in or relating to dash pots : en
  • GB480984A - Improvements in methods of sealing off glass vessels filled to a pressure higher than atmospheric : en
  • FR825424A - Process for manufacturing porcelain teeth and similar ceramic objects : en fr
  • GB480708A - Improvements in or relating to electric remote metering arrangements : en
  • US2110043A - Beer dispensing apparatus : en
  • CH196134A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CH196254A - Process for the preparation of an azo dye. : de en
  • US2109586A - Display stand : en
  • CH196066A - Resistance-electrically heated tunnel furnace. : de en
  • CH196000A - Device for the proportional addition of liquids and gases to a fluid flowing through a line. : de en
  • GB480862A - Improvements in the manufacture of a compound or mixture for eliminating porosity and repairing punctures in pneumatic tubes : en
  • GB481009A - Improvements relating to the frames and wheel axles of motor and other vehicles : en
  • FR825422A - Tamper evident cap for liquids : en fr
  • GB480900A - Improvements in and relating to swim barges : en
  • GB480752A - An improved method and apparatus for testing radio valves : en
  • US2110111A - Coal stoker : en
  • US2109752A - Oscillator : en
  • US2109453A - Sound reproducing apparatus : en
  • US2109496A - Preparation of noncorrosive organic derivatives of cellulose : en
  • US2109742A - Blower : en
  • US2109459A - Internal combustion engine : en
  • US2109506A - Cotton picking spindle : en
  • PL26134B3 - Impact fuse. : en pl
  • US2109522A - Self retaining gasket : en
  • US2109942A - Wall block : en
  • ES144069A1 - A process for making oxide cathodes. : en es
  • DE657472C - With two tracks arranged next to each other, a ring-like track for rail-less toys : de en
  • FR825541A - Device for automatic compensation of variations in the zero circuit in electrical measuring devices : en fr
  • GB481094A - Improvements in and relating to cathode ray devices : en
  • USD108628S - Design for an antisiphoning trap for : en
  • US2109501A - Disintegrating mixer for producing fluent substances : en
  • US2109637A - Automatic slack adjuster : en
  • GB481010A - Improvements in or relating to self-baking electrodes for electric furnaces : en
  • USRE20663E - Tamping and rolling machine oper : en
  • FR825272A - Improvements to electron multipliers : en fr
  • FR825349A - Device for the direct control of electrical circuits according to the pressure variations of a fluid : en fr
  • FR825429A - Casting shell for obtaining blocks and similar parts of aluminum or magnesium-based alloys : en fr
  • FR825468A - Roller bearings : en fr
  • GB480792A - Improvements in advertising devices : en
  • FR825414A - Permanent magnet for internal combustion engine ignition devices : en fr
  • US2109756A - Electrical amplifying system : en
  • US2110012A - Packing for ground coffee : en
  • US2110045A - Motor vehicle brake mechanism : en
  • FR825269A - Improvements to soil amendments : en fr
  • CH196034A - Method of making combustible materials fire-proof. : de en
  • US2109460A - Hydraulic scale : en
  • US2109945A - Indicating means and method for knitting or other machines : en
  • AU63337A - Improvements in or relating to resinous condensation products : en
  • US2109535A - Apparatus for displaying radio programs : en
  • US2110106A - Fluid dispensing apparatus : en
  • CH196191A - Process for the production of a new dye preparation. : de en
  • FR825463A - Device intended to remove the frequency reflected in frequency-changing receivers : en fr
  • GB480859A - Improvements in and relating to scanning devices for television and like systems : en
  • FR825444A - Containers intended to contain ether or other decomposable substances and more particularly liquids : en fr
  • GB480919A - Improved apparatus for the wet treatment of hanks of yarns or threads : en
  • US2109514A - Aralkyl ethers of di-alkyl phenols : en
  • USD108615S - Design fob a shoe ob similab abticle : en
  • CH196043A - Piston. : en fr
  • GB480722A - Process for the manufacture of lead from substances containing lead : en
  • DE657321C - Gluing press : de en
  • GB480996A - Improvements in or relating to electro-optical image transmission systems : en
  • GB480903A - Improvements in machines for hardening gear teeth : en
  • GB481157A - Electro magnetic power transmission : en
  • GB480725A - Improved sprocket for driving cinematograph and like films : en
  • GB481122A - Improvements in magnetically operated electric switches : en
  • AU239437A - Improvements relating to alternating current electric winder equipments : en
  • CA372156A - Ferrous metal carburization : en fr
  • CH196279A - Process for the preparation of a polymethine dye. : de en
  • GB480938A - Passenger-carrying amusement device : en
  • GB481019A - Process of dyeing and manufacture of intermediates therefor : en
  • GB481158A - Thermally actuated valves or electric switches for absorption refrigerators : en
  • PL26132B1 - Electric timer switch. : en pl
  • GB480890A - An improved tamping appliance for use in concrete road construction : en
  • FR825258A - Tire with inner protective lining : en fr
  • GB480737A - Improvements in or relating to filing means for perforated sheets : en
  • FR825292A - New advertising device : en fr
  • FR825442A - Dough cutter : en fr
  • DE657503C - Smoker : de en
  • FR825540A - Call indicator for cafes, restaurants, etc. : en fr
  • AU69037A - Improvements in or relating to cathode ray oscillographs and like devices : en
  • FR825366A - Method for building insulated houses, walls or the like and new material for carrying out the method : en fr
  • GB480922A - A new or improved method and apparatus for colouring bricks and the like : en
  • DE657250C - Flap lock, especially for aircraft : de en
  • FR825535A - Device for adjusting the amplitude of remote transmission currents : en fr
  • GR7190B - WHEEL HOUSE IS THE SAME BIKE WHEEL. : el en
  • IE14824L - X-ray apparatus : en
  • US2110022A - Cover : en
  • USD108618S - Design fob a shoe ob similab article : en
  • DE657354C - Process to achieve relief-like patterns on gold and gold-containing alloys : de en
  • US2109801A - Valve mechanism : en
  • US2109911A - Process for the manufacture of a product simulating leather : en
  • CA372255A - Tooth brush : en fr
  • CH196133A - Process for the preparation of dehydroandrosterone acetate cyanohydrin. : de en
  • CA372142A - Ophthalmic lens : en fr
  • CH195957A - Explosive charge. : en fr
  • CA372244A - Solder bar : en fr
  • CH196047A - Compressor for chillers. : de en
  • CH196189A - Process for the production of a new dye preparation. : de en
  • CH196261A - Process for the preparation of a complex copper compound of a polyazo dye. : de en
  • AU384436A - Improvements in luminous electric discharge devices : en
  • CH195962A - Process for the production of galvanic deposits on objects made of aluminum and aluminum alloys. : de en
  • CH196080A - Process for producing therapeutically and disinfecting substances. : de en
  • USD108667S - Design for a dress : en
  • GB480953A - Process for the conversion of alkali metal chlorides into carbonates : en
  • GB481102A - Improvements relating to coil winding machines : en
  • PL26151B1 - A method of cladding sheets or flat bars made of metals and alloys and a device for carrying out this method. : en pl
  • DE657414C - Process and device for treating room air : de en
  • US2109512A - Circulation system : en
  • US2109568A - Bearing jig : en
  • FR825361A - Protective safety glasses for aviators and motorists : en fr
  • FR825496A - Shock absorbers for the suspension of all vehicles : en fr
  • FR825443A - Device for determining the permeability of soils : en fr
  • FR825497A - Saddle cart for bicycles and similar vehicles : en fr
  • DE657327C - Lid lock for centrifugal machines : de en
  • DE657361C - Cathode directly heated with alternating current : de en
  • FR825391A - Manufacturing process of artificial silk and artificial threads : en fr
  • US2109620A - Laundry machine : en
  • DK54402C - Traadtov or Dugt. : da en
  • US2109554A - Safety razor : en
  • USD108636S - Design fob a musical instrument : en
  • GB480966A - Improvements in or relating to grand pianos : en
  • GB481079A - Improvements in or relating to articles comprising rubber bonded to fabric comprising cords of or containing artificial silk and a process for the production thereof : en
  • DE657351C - Direction indicators, especially for bicycles and motorcycles : de en
  • DE657419C - Weatherproof housing for electrical devices : de en
  • DE657437C - Folding top with auxiliary bow : de en
  • CH195882A - Method of combating the Colorado potato beetle. : de en
  • FR825260A - Device to instantly deal with failures of automatic signaling devices : en fr
  • GB480975A - Improvements in pumps for aircraft machinery : en
  • CH195992A - Tension-free billiard table. : de en
  • GB480766A - Method of producing photographic colour-screen prints on paper and other supports : en
  • GB480923A - Improvements in devices for removing sea-planes and other similar machines from the water : en
  • GB480995A - Improvements in dolls : en
  • GB481147A - Headlight arrangement for power driven vehicles : en
  • CA372219A - Perforating device : en fr
  • CH196070A - Method of manufacturing an antiseptic device for cleaning teeth. : de en
  • PL26105B1 - An apparatus for learning to shoot. : en pl
  • US2110009A - Oil filter : en
  • US2109587A - Laminated article : en
  • CH196053A - Armature wound with several electrically separate windings for electrical machines. : de en
  • DE641388C - Process for the manufacture of pull cord packages : de en
  • PL26086B1 - Method for the production of coffee substitutes. : en pl
  • CH195925A - Overflow barrier device. : de en
  • DE657264C - Spectral apparatus with mirror optics in autocollimation : de en
  • DE657291C - Process for the production of hydrogen peroxide : de en
  • DE657299C - Circuit for phase and earth fault protection for any power generator or power consumer : de en
  • CH196242A - Process for the production of a new dye preparation. : de en
  • DE657208C - Process for the preparation of acidic esters of polybasic acids : de en
  • AU90237A - Improvements in or relating to apparatus or plant for treating liquids such as milk : en
  • GB480940A - A process for preparing pure or substantially pure salts of acid esters of polybasic inorganic acids : en
  • DE657507C - Valve for air hoses u. like : de en
  • BE425968A - Improvements to automatic scales : en fr
  • FR825378A - extension ladder : en fr
  • GB480921A - Production of alumina from clay or other aluminous ore : en
  • CH196104A - Collapsible carrying back frame. : de en
  • US2109468A - Dictating machine and system : en
  • AU103309B2 - Improvements in and relating to magneto-electric machines : en
  • CA372233A - Braided article : en fr
  • CH196021A - Hydraulic control device for injection and compression molding machines. : de en
  • US2109808A - Printing machine : en
  • US2109541A - Compressor : en
  • USD108630S - Design fob a venetian blind slat : en
  • DE657193C - Production of magnesium oxide and calcium carbonate : de en
  • BE425625A - Improvement of the additional installation for ambulances and trucks to facilitate the loading and unloading of stretchers and transformation of trucks into ambulances : en fr
  • CH195990A - Tinny wind instrument. : de en
  • SU52673A1 - Apparatus for making concrete and reinforced concrete pipes in the ground and in molds : en ru
  • US2109836A - Metal barrel : en
  • US2109957A - Preparation of pyridine-carboxylic acids and the like : en
  • PL26102B1 - Device for shorting the magneto ignition. : en pl
  • CA372177A - Perforated card interpreter : en fr
  • DE629220C - Process for the preparation of copolymers by polymerizing at least two polymerizable vinyl compounds with different polymerization rates in aqueous emulsion : de en
  • DE657443C - Heavy-duty woven electrical resistor : de en
  • CA372165A - Surfacing machine : en fr
  • DE657426C - Device for setting horizontally arranged tubular lamps with a base on one side, in particular sodium vapor lamps, in which the socket can be adjusted by a screw drive : de en
  • AU103292B2 - Process for improving the fastness of starch upon textile cellulosic and other materials including paper : en
  • CH196161A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • AU103285B2 - Manufacture of organic mercury compounds : en
  • CH196087A - Gas mask. : de en
  • CH196143A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • AU103306B2 - Improved apparatus for delivering powdered materials : en
  • GB480882A - Improvements in the manufacture and production of compounds of the 3.4.8.9-dibenzopyrene-5.10-quinone series : en
  • GB480985A - Improvements in or relating to hand shields for use on the handlebars of motor-cycles and the like : en
  • US2110054A - Neck wear appliance : en
  • CH195901A - Electrically heated stove, in particular large kitchen stove in table form for diet kitchens : de en
  • GB480716A - Guards for lathe-chucks : en
  • PL26096B1 - Purification method of dioxy-diamino-arsenobenzene base. : en pl
  • CH196217A - Process for the production of a new dye preparation. : de en
  • DE657362C - Paints for ceilings and walls : de en
  • CH196163A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • CA372220A - Textile thread manufacture : en fr
  • DE650566C - Device for measuring differences in gravity : de en
  • US2110073A - Coating composition : en
  • US2109523A - Decelerometer : en
  • US2109661A - Manufacture of rubber compositions : en
  • US2109919A - Power control means : en
  • US2109654A - Stopcock : en
  • US2109785A - Fuel pump : en
  • US2109795A - Dispenser : en
  • US2109846A - Key fastener : en
  • CA372223A - Textile material : en fr
  • CH196210A - Process for the production of a new dye preparation. : de en
  • GB480994A - Improvements in electric amplifiers : en
  • CH196061A - Frame closure protection device. : de en
  • BE425850A - : en
  • CH195922A - Stand on can. : de en
  • CH196288A - Process for the preparation of a polymethine dye. : de en
  • US2109652A - Chair covering : en
  • CH195920A - Sofa bed. : de en
  • GB481021A - Device for adjusting the grinding disc of grinding machines, more particularly gear grinding machines : en
  • AU103310B2 - Improvements in or relating to devices comprising a high-pressure mercury-vapour discharge tube cooled by artificial means : en
  • PL26070B1 - Manual fire extinguisher. : en pl
  • SU52745A1 - Tool for bending the ends of the leaf springs in the slots of switches, switches and similar products : en ru
  • US2110059A - Valve : en
  • CH196195A - Process for the production of a new dye preparation. : de en
  • US2109849A - Apparatus for accurately positioning work relative to a tool : en
  • CH195976A - Device for setting polarization filters on photographic and cinematographic apparatus, in particular 35mm cameras. : de en
  • CH196275A - Process for the preparation of a polymethine dye. : de en
  • DE657274C - Holder for paving slats on ships : de en
  • CA372222A - Cellulose product processing : en fr
  • GR7199B - PERFECTIONS IN EXANTAS. : el en
  • US2109827A - Portable surface grinding machine : en
  • US2109938A - Means for fastening roofing or siding material : en
  • FR825533A - Improvements to devices used to wave hair : en fr
  • CH196150A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • CA372236A - Nursing nipple : en fr
  • CH196184A - Process for the production of a new dye preparation. : de en
  • IE15397L - Anti-knock agents for i.c. fuels : en
  • CH195908A - Electric hotplate. : de en
  • CH195953A - Process for the production of a condensation product. : de en
  • AU103274B2 - Improvements in laundry ironing machines : en
  • US2109903A - Valve for core drills : en
  • US2109463A - Manufacture of improved lubricating compositions : en
  • FR825524A - Method and apparatus for the production of hollow glass articles : en fr
  • FR825380A - Improvements to internal combustion engines : en fr
  • DE657200C - Device for the selective shutdown of AC machines : de en
  • DE657270C - Sewing machine with a two-part fabric support plate : de en
  • DE657331C - Elastic shoulder insert : de en
  • GB480748A - An improvements in or relating to stuffing-box and like packings : en
  • GB481061A - Yarn controlling device for knitting machines : en
  • CA372230A - Lifting jack : en fr
  • CH196055A - Commutator. : de en
  • BE425818A - : en
  • CH195989A - Small piano with high music stand. : de en
  • CH196214A - Process for the production of a new dye preparation. : de en
  • GB480998A - An improved quick release pin : en
  • US2109722A - Brake : en
  • DE657384C - Arrangement for commutation in converting devices with controlled discharge paths : de en
  • GB480808A - Improvements in bottle packages : en
  • FR825532A - Improvements to high frequency amplifiers : en fr
  • GB480884A - Improvements in multiple fastenings for travelling trunks, furniture and the like : en
  • GB480775A - Improvements in processes for rendering wool materials unshrinkable : en
  • DE657352C - Hood-like cap for covering and holding the ends of the laces : de en
  • GB480724A - Improvements in or relating to the mounting of high frequency tuning elements : en
  • GB480894A - Improvements relating to package sealing devices : en
  • US2109550A - Switch-operating device for steering-wheels : en
  • FR825277A - Printing device for scales : en fr
  • FR825436A - Rotary speed reducer, progressive action, automatic and rational : en fr
  • CH195896A - Filler for recesses in masonry. : de en
  • CH195997A - Setup with a serial camera for target practice purposes. : de en
  • US2109693A - Retrievable sinker : en
  • GB481052A - Improvements in and relating to portable electric current transformers : en
  • US2109563A - Lasting machine : en
  • FR825542A - Process for the hardening of fats and oils : en fr
  • GB481081A - Improvements in or relating to measuring apparatus for high frequency currents : en
  • FR825332A - Improved sealing device for pistons, glands, dampers and the like, and its various applications : en fr
  • GB481022A - Improvements relating to electro-magnetically operated switches : en
  • PL26093B1 - A circuit for balancing the breaking voltages that occur when the inductors are disconnected. : en pl
  • US2109934A - Method of producing guanidine nitrate : en
  • FR825446A - Water-insoluble azo dyes and process for their preparation : en fr
  • GB480943A - A unit of centrifugal separators for the purification of highly contaminated liquids : en
  • GB480774A - Improvements in or relating to the treatment of textile materials and to new compositions comprising cellulose derivatives for use therein : en
  • AU1838A - Method and apparatus for making glass wool andother inorganic fibrous products : en
  • CH196093A - Living room game, equipped with a coin-operated mechanism. : en fr
  • US2109474A - Spectacle lens : en
  • US2109920A - Car roof : en
  • US2109978A - Dispensing apparatus : en
  • FR825548A - Improvements in the manufacture of containers : en fr
  • GB480810A - Improvements in fluid purification and filtration devices : en
  • FR825374A - Pocket battery enhancements : en fr
  • DE657247C - Sewing device for pricking stitch : de en
  • DK54398C - Airplane propeller. : da en
  • DE657323C - Air suspension, in particular for motor vehicles : de en
  • FR825498A - construction elements for floors and walls : en fr
  • GB480876A - Improved means for transporting ships' hatch beams : en
  • US2109621A - Suction cleaner : en
  • US2109634A - Cathode for foil filming : en
  • US2109807A - Camera with solid bellows : en
  • DE657282C - Process for obtaining steel in the basic Siemens-Martin furnace : de en
  • DE657432C - Rotary piston internal combustion engine : de en
  • DE657346C - Needle threading apparatus : de en
  • CH195878A - False. : en fr
  • CH195915A - Floor carpet. : de en
  • US2109962A - Talking clock : en
  • US2109971A - Shedding mechanism of circular looms : en
  • US2109451A - Soundhead : en
  • US2109598A - Ice cream dipper, power operated : en
  • US2110016A - Antenna system for motor vehicles : en
  • US2109700A - Method of partial oxidation of hydrocarbons : en
  • DE657402C - Device for impregnating liquids with carbonic acid : de en
  • DE657469C - Centrifugal dust separator : de en
  • GB480869A - Improvements in and relating to the treatment of bread dough prior to handing up or moulding : en
  • GB481088A - Improvements in or relating to rayon spinning pumps : en
  • DE657394C - Adjustable heating device for air to be processed in aircraft : de en
  • FR825370A - Industrial process for obtaining crystallization effects for the decoration of enamelled sheet metal and cast iron using majolica or ceramic enamels, colored or not, with or without undercoats : en fr
  • GB480755A - Improvements in means for varying the selectivity of a radio receiving set : en
  • GR7179B - PAINT INSTALLATION SYSTEM IN ADHESIVE CONTAINER. : el en
  • USD108670S - Design for a handbag : en
  • DE657325C - Drying device for fruits and vegetables : de en
  • DE657399C - Process for the production of detonators : de en
  • GR7193B - METHOD OF COMPLETING CORRECTED ASPHALT ROADS. : el en
  • FR825311A - Valve-regulator assembly for liquefied gas and compressed gas containers : en fr
  • GB480877A - Improvements in and relating to the treatment of shaped textile goods : en
  • FR825538A - Manufacturing process of abrasive products on flexible support : en fr
  • FR825519A - Improvements to winch control devices : en fr
  • GB481049A - Improvements in or relating to wind screens for vehicles : en
  • US2109564A - Toilet fixture : en
  • DE657491C - Method and device for bringing about the switching movement of numerals for letterpress machines : de en
  • GB481003A - Improvements in or relating to apparatus for delivering or dispensing articles such as packets of sweetmeats : en
  • GB480852A - Improvements in hitch connections between agricultural implements and tractors : en
  • US2109944A - Paper sizing : en
  • USD108685S - Design for a woven textile fabric : en
  • GB480750A - Improvements in aircraft of the cyclogyro type : en
  • GB480960A - Improvements in and relating to the treatment or handling of dough : en
  • GB481031A - Improvements in composite metal sheets and in structures formed thereof : en
  • GB481117A - Improvements in stamp-perforation gauges : en
  • PL26119B1 - Method for producing chamber sulfuric acid. : en pl
  • PL26158B1 - Product for oiling leather. : en pl
  • US2109534A - Central mixing plant : en
  • US2110003A - Device for sealing holes in cable sheaths : en
  • US2109537A - Carton closing machine : en
  • US2109542A - Construction and operation of regenerators : en
  • US2109561A - Modulated carrier wave receiver : en
  • US2109915A - Tubular connection : en
  • GB480819A - Fuel pumps for internal combustion engines : en
  • DE657332C - Machine for right-angled trimming of stacks of paper on all four sides : de en
  • DE657371C - siren : de en
  • DE657423C - Damper rod for dovetail-shaped slot openings bridged by wedges made of magnetizable material in the pole areas of rotating field magnets of alternating current machines : de en
  • GB480817A - Improvements in casing heads for oil wells and like boreholes : en
  • GB480942A - Improvements in and relating to spray or shower bath devices : en
  • DK54406C - Procedure for the production of structures in groundwater or in open water. : da en
  • DE657374C - Trough press with mobile trough : de en
  • GB481108A - Process for the working up of products obtained by solvent extraction or mild hydrogenation of solid carbonaceous materials : en
  • FR825364A - Fast acting, multi-flow automatic lubricator : en fr
  • FR825507A - Receiving apparatus of t. s. f. including means to facilitate agreement : en fr
  • US2109692A - Manufacture of sulphurized hydrocarbons : en
  • FR825261A - Method and apparatus for combustion below the level of a liquid : en fr
  • CA372153A - Building partition : en fr
  • CH196291A - Pulse generator with electrical transmission and a transformer. : de en
  • PL26152B3 - The way of tanning leather with and without hair. : en pl
  • US2109830A - Control unit for burning liquid fuel : en
  • US2110085A - Resinous coating compositions : en
  • US2109505A - Wrapping machine : en
  • USD108611S - Design for a display rack : en
  • CH196171A - Process for the production of a new azo dye. : de en
  • DE657312C - Method and device for the production of cartridge cases or projectile cases : de en
  • DE657455C - Threshold for excavator tracks : de en
  • GB480707A - Improvements in or relating to bearings : en
  • US2109644A - Method of lining concrete pipes : en
  • US2109956A - Belt centering device : en
  • GR7189B - CRUDE OIL AND FUEL OIL FUEL BURNER WITH PRESSURE WATER. : el en
  • PL26058B1 - A method for unraveling, straightening, cleaning and parallelizing the fibers of a carpet, and an apparatus for carrying out the method. : en pl
  • US2109606A - Cleaning device : en
  • US2109749A - Moistureproofing : en
  • US2109858A - Drilling fluid for combating heaving shale : en
  • GB481106A - Improvements in feed mechanisms for machines for filling powder, crystal and like containers : en
  • ES144036A3 - Improved procedure for the manufacture of safety pins. : en es
  • DE657420C - Electrical circuit breaker : de en
  • GB480807A - Improvements in padlocks : en
  • FR825263A - Variable transmission crank mechanism, especially for cycles : en fr
  • DE657195C - Mobile ramming machine, especially for compacting soil : de en
  • DE657316C - Optical copying machine : de en
  • US2109663A - Manufacture of rubber asphaltic compounds and method of applying same : en
  • USD108680S - Design for a dress : en
  • DE657400C - Covering boards for the drum of tearing machines : de en
  • DK54395C - Device for Mowing Machines. : da en
  • US2109896A - Dispensing system : en
  • US2109959A - Light ray director : en
  • US2109655A - Building construction : en
  • US2109876A - Warm air furnace : en
  • GB480723A - Manoeuvering appliance for poultry houses commonly known as folding arks : en
  • GB481038A - Vacant seat indicator apparatus for cinema or like auditoriums : en
  • DE657429C - Adjustable pump for conveying gases and liquids : de en
  • FR825307A - Device for checking the operation of radio generators : en fr
  • US2109856A - Crushing mill : en
  • CH195889A - In connection with a liquid container with an electrical heating device, a refilling device with an automatically controlled shut-off device inserted into the liquid feed line to the liquid container. : de en
  • CH196188A - Process for the production of a new dye preparation. : de en
  • US2109901A - Renewable fuse plug : en
  • CH196206A - Process for the production of a new dye preparation. : de en
  • US2109715A - Railway car truck : en
  • CA372136A - Radio receiver gain control circuit : en fr
  • US2109552A - Azo dyestuffs and their metalliferous derivatives : en
  • US2109992A - Method of making current collecting devices : en
  • CH195980A - Photographic camera with a rotatable lens and a polarizing filter. : de en
  • FR825257A - Removable fixing by screws for the fasteners or claws of carriers pulled by ordinary chains : en fr
  • US2110040A - Venetian blind structure : en
  • US2110061A - Automatic firing flare : en
  • CH195887A - Heat storage tank with hot water tank for storing the heat of the excess steam from steam generating systems and optionally releasing the same for heating purposes. : de en
  • CH196263A - Process for the preparation of a complex copper compound of a polyazo dye. : de en
  • CH196265A - Process for the preparation of a complex copper compound of a polyazo dye. : de en
  • CH195993A - Toy that is operated by a blown air switch. : de en
  • BE425767A - : en
  • AU103288B2 - Subterranean clover seed cleaning machine : en
  • CH195900A - Process for the production of pure gasifier gas from wood and gasifier for the implementation of this process. : en fr
  • US2109486A - Printing press : en
  • US2109769A - Automatic control for disk harrows : en
  • US2110035A - Attachment plug : en
  • USD108652S - Design for a mirror : en
  • AU103298B2 - Improvements in or relating to smoothing or beating machines suitable for operating onthe bottoms of boots or shoes : en
  • PL26156B1 - 3 * 3 O? and 191OZ for the manufacture of shaped articles, especially buttons, badges, brooches, or the like, from molded synthetic resin. : en pl
  • DK54390C - Procedure for the manufacture of translucent, flexible sheets. : da en
  • AU103307B2 - Improvements in or relating to apparatus forthe manufacture of metal tubes andother tubular articles : en
  • US2109702A - Chain-saw : en
  • US2109925A - Automatic belt aligning idler : en
  • US2109953A - Reciprocating motor : en
  • US2110013A - Suction cleaner bag : en
  • AU259737A - Improvements in or relating tothe manufacture of pipes of asbestos cement : en
  • DE657364C - Paper trolley switching device for power-driven typewriters : de en
  • CH196056A - Tool intended to cut the lead reinforcement of electric cables to expose the conductors. : en fr
  • DE657334C - Process for the preparation of monoazo dyes : de en
  • CH195952A - Process for the preparation of 2-methyl-4-amino-5-cyanopyrimidine. : de en
  • CH196167A - Process for the preparation of an acid dye. : de en
  • CH196063A - Ignition device for electrical discharge vessels with liquid cathode. : de en
  • CA372145A - Aircraft engine supercharger gearing : en fr
  • DE657378C - Process for the preparation of N N'-dichloroazodicarbamidine : de en
  • DE657449C - Release device for dropping loads from the aircraft : de en
  • PL26145B1 - Device for making concrete cubes and slabs. : en pl
  • US2109958A - Faucet apparatus : en
  • FR825326A - Improvements to pipe fittings : en fr
  • USD108626S - Design for a floral display stand : en
  • CA372167A - Floor and wall covering material : en fr
  • CH196142A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • DE657207C - Process for the production of phenol from cresols : de en
  • FR825295A - High efficiency all-steel sectioned boiler for central heating : en fr
  • CH195910A - Electric hotplate. : de en
  • US2109988A - Envelope filling and closing machine : en
  • CH196174A - Process for the production of a new dye preparation. : de en
  • CH196179A - Process for the production of a new dye preparation. : de en
  • CH196204A - Process for the production of a new dye preparation. : de en
  • FR825418A - Liquid fuel pump : en fr
  • GB480790A - Improvements relating to apparatus for recording railway train or traffic descriptions or indications and the like : en
  • GB481280A - Improvements in and relating to pianoforte cases : en
  • US2109902A - Poultry crate : en
  • US2109822A - Method of and apparatus for harvesting frozen confectionery products : en
  • US2109909A - Roller cutter mounting : en
  • FR825471A - Sticky and adhesive products : en fr
  • GB480845A - Improved rubber inset brush : en
  • DE657358C - Process for the preparation of higher secondary alkylamines : de en
  • GB480732A - Process for making improved lacquers and pastes from mixed polymerisates of vinyl chloride : en
  • CA372182A - Electric contact : en fr
  • CH196151A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • DE657367C - Three-sheet set for carbonless accounting with three groups of columns : de en
  • GR7191B - FLEXIBLE TABLE PHONE BASE. : el en
  • USD108648S - Design for a cooking stove : en
  • CH196119A - Shifting mechanism for chain transmission change gears of bicycles. : de en
  • CA372228A - Loose leaf system : en fr
  • CH196173A - Process for the production of a new dye preparation. : de en
  • CH195877A - Coil tube for liquid distribution systems. : de en
  • CA372183A - Transmission mechanism : en fr
  • CH196166A - Process for the production of a new textile auxiliary. : de en
  • FR825433A - Ball or operating handle for levers : en fr
  • FR825454A - Dandruff wrap enhancements : en fr
  • FR825425A - Oil filter : en fr
  • DE657206C - Process for the production of sodium aluminate : de en
  • DE657506C - Spray pipe for cleaning sieves, knot catchers, etc. Like. On paper u. like machines : de en
  • US2110075A - Auto tire tube vulcanizer : en
  • CH196131A - Air filter. : de en
  • US2109786A - Method of and apparatus for operating a cutting tool : en
  • GB480913A - Improvements in trigger mechanism for firearms : en
  • GB481039A - Improved electrical sharpening device for razor blades : en
  • FR825506A - Sponge rubber manufacturing process : en fr
  • BE425784A - PROFILE JOINT WITH EARS, FOR THE ASSEMBLY OF METAL BEAMS WITHOUT HOLES, FOR ANNULAR SUPPORT OR VAULTED : en fr
  • GB480989A - Improvements in or relating to the production of tubes and articles made therefrom : en
  • GB481060A - Liquid level indicator : en
  • DE657448C - Fuel injection pump : de en
  • FR825402A - Ring closure for sealing jars and containers : en fr
  • GB480772A - Processes and apparatus for the treatment of straw and other fibrous vegetable materials : en
  • US2110014A - Coin sorting machine : en
  • US2109674A - Radio apparatus : en
  • AU22837A - Improvements in and relating to alternating current switching devices : en
  • CH195916A - Hanger for utensils, such as towels, bath towels, cleaning cloths and the like. : de en
  • CH196059A - Fuse cartridge with bandage attached to it without putty and method of manufacturing the same. : de en
  • GB480809A - Improvements in staples for use with locks and latches : en
  • GB480736A - Improvements in or relating to apparatus for printing and supplying tickets : en
  • GB480837A - Process for the treatment of natural and artificial cellulose fibres with alkali : en
  • AU103284B2 - Improvements in or relating to electrolytic condensers : en
  • US2109794A - Road machine : en
  • US2109976A - Center finding device : en
  • CH196239A - Process for the production of a new dye preparation. : de en
  • DE657226C - Impact wheel : de en
  • DE657287C - Device for achieving through-flow lubrication for piston engines : de en
  • FR825373A - Process for obtaining acidic aluminous compounds : en fr
  • FR825408A - Articles comprising rubber bound to a fabric made of cords wholly or partly of rayon and method of making such articles : en fr
  • US2109745A - Well testing apparatus : en
  • US2109868A - Coin controlled dispensing apparatus : en
  • US2109931A - Paper sizing : en
  • US2110113A - Wrapping machinery : en
  • CH196002A - Limiting device for the deflection of the membrane of a dry gas meter. : de en
  • DE657421C - Control device for stage and advertising lighting systems : de en
  • DE657279C - Process for the extraction of physiologically active substances from internal secretory organs : de en
  • FR825266A - Valve timing for piston steam engines : en fr
  • FR825502A - Improvements in the manufacture of toilet soaps and similar products : en fr
  • GB480867A - Improvements in or relating to electron discharge tubes : en
  • GB480954A - Improvements in or relating to apparatus for immersion treatment of metal sheets or the like : en
  • GB481043A - Improvements in variable attenuators for electric transmission systems and the like : en
  • FR825419A - Printing telegraph device : en fr
  • GB480860A - Piston packings for fluid-pressure engines : en
  • DE657298C - Remote control device for the optional switching of several parallel lines from a central point : de en
  • FR825503A - Torch and torch feed process for carrying out this process : en fr
  • GB480841A - Improvements in or relating to apparatus for maintaining a constant tension on web materials : en
  • FR825284A - Nitrosamines and their preparation process : en fr
  • FR825313A - Methods and apparatus for using a heat source : en fr
  • FR825427A - Improvements to the corrosion protection of metal objects : en fr
  • GB480971A - A process for hardening artificial tubular products produced from animal fibrous material : en
  • DE657434C - Feed roller pair on sewing machines : de en
  • GB481166A - Improvements in or relating to charges for gas pressure operated blasting devices : en
  • DK54375C - Procedure for Purifying Etching Sodium Lye. : da en
  • PL26111B1 - A method of producing moisturizing, dispersing, leveling, washing and similar purposes. : en pl
  • US2109726A - Artificial fever apparatus : en
  • CH196032A - Plywood panel, especially for doors that are subject to heavy use. : de en
  • DE657490C - Folding pocket for buckling machines : de en
  • FR825515A - Process for the oxidation of mercaptides : en fr
  • GB481071A - Improvements in and relating to electric discharge devices : en
  • CA372128A - Ammonium nitrate explosive : en fr
  • CA372184A - Modified halogen : en fr
  • CH196112A - Chassis with wheels arranged on individually sprung wheel carriers. : de en
  • CH194573A - Method for testing the effectiveness of agents for the treatment of pernicious anemia. : de en
  • CH196025A - Reel device for one-man operation, especially for winding and unwinding wire. : de en
  • GB480813A - Improvements relating to water cooled furnace walls and furnace arches : en
  • US2109922A - Method and machine for manufacturing undercut sand molds : en
  • CH196060A - Fuse. : de en
  • FR825273A - Magnesia concrete manufacturing process : en fr
  • FR825293A - Systems controlled by devices sensitive to the direction of propagation of electromagnetic waves : en fr
  • GB480811A - Means for adjusting electric lamps : en
  • FR825268A - Device sending hot air to the windshield of cars : en fr
  • AU103319B2 - Piezoelectric crystal apparatus : en
  • CH195985A - Device on fountain pens to prevent ink from dripping. : de en
  • CH196012A - Photoelectric light meter. : de en
  • CH196028A - Method for the airtight connection of the lid or bottom of tin cans with their jacket. : de en
  • FR825400A - Method of machining fork heads for bicycle frames or the like, starting from a single piece of sheet metal, and fork heads obtained by said method : en fr
  • FR825449A - Machine for capturing insects harmful to agriculture : en fr
  • AU209237A - Process forthe manufacture of pig iron inthe blast furnace from burden rich in particular in silica or sulphur : en
  • US2109593A - Cellulose acetate molding compositions : en
  • AU25337A - Improvements in or relating to electron discharge devices of the electron multiplier type : en
  • CA372189A - Hydrocarbon mixture fractionation : en fr
  • CH195918A - Wooden frames, in particular for furniture, and processes for their manufacture. : de en
  • FR825264A - Image decomposition device with multiple spiral disc : en fr
  • GB480721A - X-ray contrast media and the production of x-ray photographs : en
  • GB480941A - Improvements in means for securing wear-protectors of rubber or a similar material to horse-shoes : en
  • GB481007A - Pressure varying device for hydraulically controlled change speed gear clutches : en
  • US2109782A - Power transmission : en
  • FR825483A - Device for monitoring the pressure pattern in the blades of steam or gas turbines, with multiple stages : en fr
  • FR825489A - Gas detector device : en fr
  • AU103272B2 - Improvements in and relating to soundproof ventilating windows : en
  • GB480956A - Improvements in or relating to therapeutic or stimulative appliances and devices : en
  • AU103308B2 - Process of and apparatus for printing of non-planar surfaces : en
  • CH195895A - Process for preparing fine flour for sintering. : de en
  • CH196146A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • DK54396C - Spring-loaded Suspension element. : da en
  • CA372216A - Metal composition : en fr
  • US2109592A - Preparation of plastics : en
  • US2109845A - Power transmission mechanism : en
  • USD108662S - Design for a dress ensemble : en
  • CH196096A - Device for remote control of dictation machines connected to telephone networks with tape or wire-shaped sound carriers for recording and reproducing magnetograms. : de en
  • US2110095A - Card holder : en
  • CH195971A - Typewriter with stopper for type bars. : en fr
  • PL26142B1 - Air distributor in the blow-in furnace. : en pl
  • GB480902A - Means for automatically controlling the production of water vapour and the supply thereof to a gas producer : en
  • CH196267A - Process for the preparation of an azo dye. : de en
  • CH195958A - Process for the preparation of a non-flammable cellulose plastic material. : en fr
  • CA372259A - Collapsible tube closure : en fr
  • DE657216C - Method and device for softening the bark of tree trunks for the purpose of subsequent debarking : de en
  • DE657410C - Receiving or amplifier circuit : de en
  • CA372123A - Bituminous body forming apparatus : en fr
  • CA372241A - Non-skid device : en fr
  • PL26089B1 - Method of loading coke oven retorts to horizontal chamber furnaces and a device for carrying out this method. : en pl
  • US2110083A - Flue connection : en
  • US2109508A - Process for preserving standing poles : en
  • US2109820A - Card selecting system : en
  • AU103293B2 - Improvements in or relating to resinous condensation products : en
  • CA372188A - Asymmetric electrode system : en fr
  • CA372193A - Electric control apparatus : en fr
  • DE657343C - Arrangement of a z. B. by means of a planetary gear unit driven loading fan of internal combustion engines, especially aircraft : de en
  • CH196211A - Process for the production of a new dye preparation. : de en
  • GR7182B - CURTAINS (COLLARS). : el en
  • USD108676S - Design for a dress : en
  • US2109662A - Manufacture of rubber-cement or rubber-cement-asphaltic compositions : en
  • US2109677A - Tractor implement : en
  • CH195904A - Electric hotplate. : de en
  • US2109762A - Filament fob incandescent lamps : en
  • US2109725A - Electric switch : en
  • AU103269B2 - Improvements in or relating to apparatus or plant for treating liquids such as milk : en
  • CH196260A - Process for the preparation of a complex copper compound of a polyazo dye. : de en
  • US2109493A - Slip elevator : en
  • CH196103A - Pedestrian signaling device. : en fr
  • CH196255A - Process for the preparation of an azo dye. : de en
  • US2109699A - Crown cap : en
  • US2109952A - Method of preparing aminosulphonic acid : en
  • CH196038A - Valve cock. : de en
  • CH196294A - Motor chassis for off-road vehicles. : de en
  • CA372134A - Volume control circuit : en fr
  • PL26063B3 - Projectile with an elastic guide or seal ring. : en pl
  • US2109483A - Pouring spout container : en
  • USD108683S - Design for a dress : en
  • CA372260A - Grinder : en fr
  • CH196209A - Process for the production of a new dye preparation. : de en
  • USD108686S - Design fob an ensemble dress : en
  • DE657263C - Clamp coupling acting on one side for recording and playback devices for rewindable sound carriers : de en
  • US2109540A - Means and method of coloring lightformed images : en
  • CA372163A - Cutter head and mounting : en fr
  • FR825310A - Improvement in jacquard mechanics stopping the loom if the cardboard is rolled up : en fr
  • GB481107A - Improvements in and relating to electric vibrators : en
  • PL26133B1 - Rotary duplicator. : en pl
  • US2109622A - System of transmitting images : en
  • PL26064B3 - Impact fuse. : en pl
  • FR825539A - lightweight portable scaffolding with adjustable height : en fr
  • AU103301B2 - Means for distributing airin theatres andthe like : en
  • DE657438C - Ratchet screwdriver for electrical work : de en
  • FR825279A - Health facility : en fr
  • CH196264A - Process for the preparation of a complex copper compound of a polyazo dye. : de en
  • US2110006A - Means for producing a permanent crease in garment fabrics : en
  • GB481186A - Improved building bricks : en
  • US2109790A - Telltale electric switch : en
  • US2109950A - Powdered pectin : en
  • DE657484C - Device for verifying the stress on vacuum tubes in X-ray systems : de en
  • GB480713A - Improvements in or relating to electrical condensers : en
  • GB480879A - Improvements in or relating to a method for operating internal combustion engines with fuels with gasify at low temperatures and apparatus for use according to said method : en
  • GB481164A - Process for the manufacture of therapeutically valuable gold compounds : en
  • FR825304A - Improvements to portable electric drills : en fr
  • DE657293C - Bogie for railway vehicles : de en
  • US2109768A - Ink distribution in printing machines : en
  • FR825430A - Photographic slit shutter : en fr
  • US2109908A - Apparatus for forming coverings and the like : en
  • GB481114A - Improvements in and relating to electrical condensers : en
  • CH196144A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • GB480743A - Improvements relating to fluid-pressure circuits : en
  • GB480916A - Improvements in crop drying apparatus : en
  • CA372217A - Sound absorbing and heat insulating unit : en fr
  • CH195927A - Thread cleaner for use when processing thread. : de en
  • DE657214C - Umbrella frame that can be shortened with telescope-like collapsible pole and roof pole parts and auxiliary struts linked to the main struts : de en
  • GB480797A - Improvements in or relating to the escapement mechanisms of clocks and the like : en
  • GB480812A - Improvements in control systems : en
  • US2109658A - Coin sorting machine : en
  • US2109718A - Air pump : en
  • BE425650A - Process for the production of concreted magnesis as a raw material for refractory products : en fr
  • GB480795A - Improvements in or relating to mechanism for imparting intermittent rotary motion : en
  • US2109753A - Treatment of derivatives of cellulose : en
  • US2110084A - Ball game : en
  • DE649038C - Electrically heated iron with a water and steam superheater room : de en
  • DE657301C - Pulverized fuel combustion : de en
  • FR825372A - Car lift for motor vehicles and the like : en fr
  • GB481040A - Improvements in or relating to electrolytic processes for the manufacture of the alkali earth metals : en
  • DE657393C - Grinding stone, especially for wood grinders, with a jacket made of artificial stone sectors : de en
  • CH196258A - Process for the preparation of an azo dye. : de en
  • GB481044A - Improvements in and relating to reheating furnaces : en
  • GB480831A - Improvements in vehicle headlights : en
  • GB480840A - Improvements in or relating to armatures of dynamo-electric machines : en
  • CA372180A - Box : en fr
  • FR825397A - Exploration Compass Improvements : en fr
  • PL26149B1 - The method of producing amide condensation products of aromatic sulfonic acids. : en pl
  • FR825354A - Device for transforming an apartment fireplace into a central heating fireplace : en fr
  • DE657485C - Starting device for internal combustion engines with control device : de en
  • AU134037A - Manufacture of organic mercury compounds : en
  • CH196023A - Mold carriers on injection and compression molding machines. : de en
  • FR825405A - Method of control and prevention against fusicladium and peronospora : en fr
  • PL26117B3 - A method of preserving engine anti-knock agents containing or consisting of four-ethyl lead. : en pl
  • GB480864A - Improvements in or relating to rontgen ray apparatus : en
  • GB480926A - An improved bracket attachment for use in windows, doors and the like : en
  • FR825452A - Method of braking a direct current motor connected to an alternating current network by means of a controlled rectifier : en fr
  • GB480756A - Process for the manufacture of valuable products from olefines : en
  • GB480858A - Improvements in hydraulic torque converters : en
  • GB480825A - Improvements in or relating to folding chairs : en
  • GB480839A - Carrier wave receiving systems : en
  • FR825410A - Resonance circuit stabilized using a piezoelectric crystal : en fr
  • GR7196B - AERONARKI ITOI OBIS AIRPLANE THAT DROPPED FROM HEIGHT BECOMES A FLOATING MINE. : el en
  • GR7257B - CONNECTION DEVICE FOR AUTOMATIC REGULATION OF TRANSFER RATE. : el en
  • GB480734A - Improvements in ventilators for vehicles : en
  • GB480850A - Improvements in or relating to thermostatically controlled valves for the cooling systems of internal combustion engines : en
  • GR7192B - FITTINGS IN OR IN RELATION TO MANUAL AND FOOTWEAR TEXTILE TOOLS. : el en
  • DE647487C - Refrigerator filled with cooling water and provided with evaporation surfaces made of porous clay : de en
  • US2109990A - Luminaire : en
  • US2110080A - Apparatus foe : en
  • USD108678S - Design fob a dress : en
  • FR825505A - Water-insoluble azo dyes and process for preparing these dyes : en fr
  • US2109694A - Milk cooler : en
  • US2109871A - Brake block with interchangeable brake surface : en
  • US2109963A - Apparatus for supplying gas to internal combustion engines : en
  • SU52449A1 - The method of making masks for gas masks, gloves and various other products : en ru
  • CH196089A - Exhalation valve for breathing apparatus, with a valve membrane. : de en
  • GB480920A - Improvements in or relating to the filling of reaction chambers and towers : en
  • GB481046A - Improvements in coin-inlet mechanism for use on prepayment meters for operation by coins of different values : en
  • CA372126A - High frequency signalling system : en fr
  • US2109494A - Type casting machine : en
  • US2110068A - Foldable table : en
  • FR825469A - Improvements to vaporization devices : en fr
  • GB481073A - Improvements in electric plugs containing safety fuses : en
  • GB481053A - An improved last for the manufacture of boots or the like : en
  • FR825334A - Motor vehicle upgrades : en fr
  • CA372246A - Ornamental wheel disc : en fr
  • DE657341C - glasses : de en
  • DE657486C - Starting device : de en
  • FR825285A - Ignition chimney for locomotive sheds or for all other buildings : en fr
  • PL26078B1 - Radiotelegraph transmitter with a generator or a tube amplifier, equipped with a manipulating lamp or a compensating lamp. : en pl
  • PL26069B1 - A method for producing stable aqueous emulsions from road tar, pitch and the like. : en pl
  • US2109475A - Control system : en
  • US2109955A - Paper cake plate : en
  • US2110101A - Flag for golf courses : en
  • PL26159B1 - Plating method. : en pl
  • DE657262C - Process for the production of horn-like layered bodies : de en
  • DE657459C - Process for the manufacture of electric incandescent lamps with multiple coiled tungsten lamps : de en
  • DK54389C - Circular saw with lockable roller or sliding table. : da en
  • FR825335A - Improvements to percussion bombs such as hand grenades : en fr
  • US2109695A - Variable speed transmission : en
  • US2109829A - Water closet seat support : en
  • US2110031A - Garment press : en
  • DK54393C - Vending machine. : da en
  • FR825376A - Sealed rotary distributor for engine with cylinders rotating around their axes : en fr
  • GB480730A - Improvements in control systems for furnaces : en
  • GB480959A - Improvements in electrically-operated vacuum cleaners : en
  • CH196111A - Safety device for locking the steering device of a motor vehicle. : de en
  • GB480818A - Improvements in or relating to endless-belt conveyors : en
  • GB480735A - Improvements in and relating to stanchions for shop furniture and the like : en
  • GB480982A - Improvements in or relating to ceramic mixtures : en
  • FR825282A - Device for inductively suppressing electron tubes : en fr
  • FR825472A - Roller crusher for roller mills : en fr
  • GB480820A - Improvements in or relating to the production of hydrogen-containing gases : en
  • GB480857A - Improvements in or relating to electron lenses : en
  • GB480875A - Cleansing swab : en
  • US2109712A - Dancing shoe : en
  • US2110041A - Hair dyeing equipment : en
  • US2109490A - Lubricant : en
  • US2109491A - Lubricant : en
  • US2109685A - Circuit breaker : en
  • US2109599A - Plastic compositions containing gelatinized nitrocellulose : en
  • US2110063A - Metal mold for casting ingots : en
  • US2110067A - Iron desulphurization : en
  • DE657357C - Process for the production of ester-like sulfonic acids : de en
  • DE657339C - Speed controller for three-phase conveying machines : de en
  • DE657397C - Device for deflecting a jet of liquid or gas : de en
  • US2109774A - Printing process : en
  • USD108649S - Design fob a bracket fob supporting : en
  • GB481084A - Improvements in rotary pumps : en
  • GB480927A - Improvements in kerbs for roadways : en
  • DE657269C - Control device for operating control devices for moving machine parts to and fro, o. : de en
  • CH196003A - Device for valve switching with a dry gas meter. : de en
  • GB480814A - Improvements relating to reflectors for cycles : en
  • GB481015A - Improvements in and relating to the formation and treatment of multi-ply sheets of textile fabric or parts of wearing apparel and the like and of articles made therefrom : en
  • FR825315A - Improvements to dispensing containers : en fr
  • AU318837A - Improvements in or relating toa method of producing thick-walled cup-shaped hollow metal bodies : en
  • CH196040A - Gas turbine driven blower. : de en
  • AU103267B2 - Improvements in and relating to alternating current switching devices : en
  • CH195888A - Pumpless hot water central heating system. : de en
  • CH195994A - Toy powered by a spring mechanism with a blown air switch to control the work flow. : de en
  • US2110114A - Automatically adjustable self-centering drawbar : en
  • USD108635S - Design for a textile fabric : en
  • AU103303B2 - Boiling cascade machine for washing dishes, clothes andthe like : en
  • PL26079B1 - A device for determining the daily dose of food depending on the height and age of a person. : en pl
  • US2109999A - Refrigerator shelf : en
  • CA372248A - Ornamental wheel disc : en fr
  • CA372138A - Resin and coating : en fr
  • CH196262A - Process for the preparation of a complex copper compound of a polyazo dye. : de en
  • FR825512A - Bottle capping : en fr
  • US2109504A - Package and wrapper therefor : en
  • CH195937A - Heel filled with malleable mass. : de en
  • US2109961A - Liquid spreader and sticker : en
  • DE657386C - Articulator especially used for crown and bridge work : de en
  • FR825407A - Device for replacing the wheels of railway cars, in particular bogie wagons, by wheels of different gauge : en fr
  • DE657442C - Arrangement on wooden antenna towers for the emission of high-frequency electrical waves : de en
  • FR825377A - Combined tensioner and sole adhesive former : en fr
  • GB480905A - Improvements in or relating to prepayment apparatus for delivering heated water : en
  • US2109760A - Amplifier circuit scheme with pushpull output : en
  • FR825358A - vehicle lift : en fr
  • FR825544A - Cylinder head for two-stroke internal combustion engines with u-cylinders : en fr
  • GB480762A - Improvements in or relating to beer chilling or like plant : en
  • DE657431C - Temperature sensor for thermometer : de en
  • DE657273C - Method for producing master copies : de en
  • US2109607A - Refrigeration : en
  • USD108654S - Design for a lighting fixture : en
  • DE657368C - Process for the recovery of pure paper stock from printed waste paper : de en
  • DE657342C - Charger for aircraft engines : de en
  • CA372113A - Rivet : en fr
  • CH196125A - Plane. : en fr
  • PL26118B1 - Method for obtaining vat dyes of the anthraquinone series. : en pl
  • US2110000A - Wax or like applicator : en
  • GB481098A - Improvements in or relating to the sizing of paper and like fibrous products : en
  • US2109689A - Card tray cabinet : en
  • DE657440C - Circuit for step-by-step selector with several switch arm sets that can be switched on : de en
  • SU52463A1 - Welded rail and similar joints : en ru
  • US2109536A - Method of stray compensation in tuned antennae : en
  • US2109995A - Silencer for internal combustion engines : en
  • US2110038A - Shifting mechanism : en
  • US2109636A - Foldable cardboard display carton : en
  • US2110001A - Waxing pad : en
  • PL26122B1 - Electric water heater. : en pl
  • US2109515A - Railway car structure : en
  • US2109624A - Ground coffee holder : en
  • US2109734A - Gun holster : en
  • USD108684S - Design for a woven textile fabric : en
  • AU536236A - Improvements in or relating to rot-proofing and water-proofing of materials : en
  • GB480911A - Improvements in and relating to construction of quay walls : en
  • CH196128A - Heating plate allowing the use of thin-bottomed containers. : en fr
  • GB481118A - Improvements in or relating to heaters for gaseous media : en
  • PL26113B1 - A device for fixing the tails of the division boxes in any position. : en pl
  • FR825514A - Muzzle safety for extra-sensitive percussion fuze : en fr
  • FR825528A - Method for reproducing cross-linked or raster images : en fr
  • AU61037A - Improvements in or relating to high frequency electrical oscillation generators : en
  • GB480928A - A process for the production of albuminous substances having the properties of egg albumin : en
  • GB480871A - Process for the production and treatment of dried and edible vegetable products such as dried peas, beans, lentils and the like : en
  • DE657239C - Process for the production of incompletely sulfonated condensation products from polymerizable unsaturated oils and phenols : de en
  • FR825409A - Method and device for the manufacture of fancy yarns : en fr
  • FR825423A - Manufacture of shaped articles, such as blades, bars, etc., with plastic compositions containing artificial resins : en fr
  • GB480912A - Improvements in and relating to stanchions for temporary fencings : en
  • GB480992A - Improvements in receivers for signals conveyed by electrical carriers of very high frequency : en
  • GB481067A - An improved glass : en
  • CH196079A - Process for the preparation of a compound of 4-dimethylamino-1-phenyl-2,3-dimethylpyrazolone which is readily soluble in water. : de en
  • CH196194A - Process for the production of a new dye preparation. : de en
  • GB480934A - Improvements in and relating to sealing devices : en
  • USD108617S - Design for a shoe or similar article : en
  • US2109861A - Feeding apparatus for flexible tubular belt conveyers : en
  • US2110066A - Iron and steel desulphurization : en
  • US2109543A - Automatic tension device for bobbins : en
  • GB480863A - Improvements in or relating to suction cleaners : en
  • CH195977A - Photographic camera with polarization device. : de en
  • CH196068A - Electric high pressure discharge tube with at least one built-in fixed temperature radiator. : de en
  • CH195926A - Ring spinning or ring twisting machine with spindle bench moving up and down. : de en
  • US2109985A - Fluid tight seal between machine members : en
  • CH195986A - Writing instrument with several fountain pens. : de en
  • CH196216A - Process for the production of a new dye preparation. : de en
  • US2109686A - Cutting tool : en
  • US2109513A - Automatic fluid actuated displacement pump : en
  • DE657348C - Rangefinder associated with a finder : de en
  • CA372146A - Crankshaft : en fr
  • CA372152A - Stud or joist : en fr
  • CH196102A - Contact device controlled by a measuring device using an auxiliary force for generating current pulses. : de en
  • CH196141A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • US2109960A - Machine tool : en
  • CH195923A - Vessel with lid for storing glazes. : de en
  • PL26055B1 - A method of producing glass with high mechanical strength and resistance at high temperatures. : en pl
  • US2110076A - Machine for vulcanizing endless belting : en
  • US2110088A - Yarn furnishing device : en
  • CA372143A - Ophthalmic lens : en fr
  • US2109519A - Ironer-washer attachment mechanism : en
  • US2109571A - Automobile baggage carrier : en
  • US2109728A - Safety rear auto seat : en
  • US2110044A - Fire extinguishing nozzle : en
  • FR825347A - Improvements to horizontal tube fume tube boilers : en fr
  • GR7195B - POLYCAN ANTI-AIRCRAFT SHOT. : el en
  • PL26143B1 - Connecting plate. : en pl
  • CA372213A - Brassiere : en fr
  • AU103279B2 - Improvements indirect acting shock absorbers : en
  • DE657416C - Process for the production of basic substituted fulvenes : de en
  • CA372258A - Pressed fibrous article making apparatus : en fr
  • CH196062A - Device to produce a different quantity with the help of a given DC voltage. : de en
  • DE657231C - Hand tool for pressing on a lid : de en
  • CH195973A - Camera. : en fr
  • AU59737A - A fluid operated electric switch : en
  • US2109450A - Method of and mechanism for shaping manicure sticks : en
  • US2109477A - Air separator : en
  • CH196208A - Process for the production of a new dye preparation. : de en
  • PL26153B3 - The method of tanning raw skins with and without hair. : en pl
  • US2109617A - Cigarette catcher : en
  • AU155637A - Improved apparatus for delivering powdered materials : en
  • CA372214A - Speed governor : en fr
  • PL26076B1 - Device for detecting small differences in time or phase of periodic disturbances in the audible frequency with the binaural sense. : en pl
  • DE657305C - Luffing crane, especially mobile luffing crane : de en
  • US2109851A - Process and apparatus for laying concrete : en
  • US2110077A - Phenolic compounds : en
  • FR825467A - Improvements to non-detonating mine explosives : en fr
  • GB481120A - Improvements in and relating to knitting machines : en
  • US2109921A - Method and machine for slitting metal : en
  • US2109804A - Self-priming pump : en
  • DE657337C - Lectern support : de en
  • FR825387A - Stripper for mechanical combers : en fr
  • US2109731A - Well strainer : en
  • FR825319A - Centrifugal friction clutch for supercharged engine compressor : en fr
  • FR825388A - Winder : en fr
  • FR825421A - Device for remote transmission by high-frequency carrier currents along high-voltage power distribution lines and by stepping of carrier frequencies : en fr
  • GB481279A - Improvements in or relating to knitting machines and in the production of fabric thereon : en
  • GR7187B - MECHANICAL DEPARTMENT OF PREPARATIONS. : el en
  • PL26060B1 - Electric high-performance tubular discharge lamp for operation in a horizontal position. : en pl
  • CH196073A - Palate plate for dentures. : de en
  • US2109604A - Magazine pencil : en
  • US2110011A - Enameling and varnishing wire, ribbons, and the like : en
  • CH196252A - Process for the preparation of an azo dye. : de en
  • AU152837A - Improvements in laundry ironing machines : en
  • BE425715A - IMPROVEMENTS TO SIGNALING DEVICES : en fr
  • CA372235A - Tenon : en fr
  • CH196159A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • CH196240A - Process for the production of a new dye preparation. : de en
  • CH195909A - Electric hotplate. : de en
  • US2109732A - Motor speed controller : en
  • CH196176A - Process for the production of a new dye preparation. : de en
  • CH196130A - Device for the production of full leno fabrics. : de en
  • PL26073B1 - A method of producing mixtures of higher fatty alcohols and their sulfone derivatives. : en pl
  • DK54385C - Inhalation device. : da en
  • PL26135B1 - Machine for blowing bottles and similar glass vessels. : en pl
  • US2109613A - Mining drill and bit : en
  • US2109894A - Apparatus for dyeing : en
  • US2109833A - New compounds of the benzofluoranthene series : en
  • US2109918A - Machine for making bolts and the like : en
  • US2110047A - Apparatus for shearing metal : en
  • CH195938A - Process for keeping milk and cream fresh and equipment for carrying out the process. : de en
  • CH196197A - Process for the production of a new dye preparation. : de en
  • US2109891A - Shock absorber : en
  • USD108658S - Design fok a shoe : en
  • US2109666A - Tire cover : en
  • US2109954A - Oxidation of alkyl pyridines and alkyl quinolines : en
  • US2109773A - Electrical transmission of images in natural colors : en
  • US2110115A - Method of treating milk : en
  • PL26155B1 - A method of producing pure cellulose. : en pl
  • US2109538A - Camera and magazine therefor : en
  • USD108644S - Design for a louver for lighting : en
  • CA372178A - Valve : en fr
  • CH195944A - Method and apparatus for purifying gases by separating fine particles contaminating them with a washing liquid. : de en
  • PL26068B1 - A method of subtitling a film and a device for carrying out the method. : en pl
  • US2109714A - Cooling cabinet : en
  • US2109837A - Method of joining power transmitting cables : en
  • CH196231A - Process for the production of a new dye preparation. : de en
  • PL26092B1 - The connection system of a gas-filled discharge lamp. : en pl
  • US2110094A - Lock : en
  • CA372266A - Compressing device : en fr
  • US2109546A - Tubing control head : en
  • USD108641S - Design for an electric fan : en
  • US2109526A - Built-up crankshaft : en
  • US2109805A - Pry-off cap and container : en
  • US2109683A - Copper fungicides and method of producing the same : en
  • US2109601A - Container ferrule : en
  • US2109667A - Power lift mechanism for tractors : en
  • FR825457A - Device for supporting coils of jerk-proof electrical measuring devices : en fr
  • US2109548A - Liquid sprayer : en
  • DE657345C - Process for the production of exchangeable chain links : de en
  • FR825451A - Improvements to circuits with electric valves : en fr
  • GB481029A - Improvements in ploughshares and shares for root crop raising machines : en
  • DE657355C - Pile hammer, pile puller or the like with fuel supply from a pressurized fuel container : de en
  • FR825481A - Door away from fire : en fr
  • GB481115A - Improvements in and connected with shunting humps for railway sidings : en
  • AU74937A - An improved stepladder, tressel andthe like : en
  • BE425563A - : en
  • US2109559A - Liquid extracting means and method : en
  • US2109582A - Brake : en
  • US2109660A - Window construction : en
  • US2109943A - Esters of unsaturated aliphatic monocarboxylic acids : en
  • CH196009A - Device for simplified repetition in adding machines with motor drive. : de en
  • CH196091A - Electrical current debtor with prior payment. : en fr
  • FR825383A - Septic tank for the decantation of wastewater by the flushing water process : en fr
  • GB481062A - Improved tuning arrangements for oscillatory electric circuits : en
  • CH196181A - Process for the production of a new dye preparation. : de en
  • CH196212A - Process for the production of a new dye preparation. : de en
  • US2109452A - Recording of sound : en
  • US2109487A - Enameled ware : en
  • USD108681S - Design fob a dress : en
  • DE657495C - Commutation device : de en
  • DE657277C - Mechanical toy with figures moving on rotating discs : de en
  • DE657396C - Device for producing a fuel mixture : de en
  • PL26115B1 - Gas furnace for non-spray surface combustion. : en pl
  • FR825386A - Teleprinter installations : en fr
  • US2109600A - Grinding machine : en
  • CH196058A - Overcurrent switch with electromagnetic and thermal release. : de en
  • CH196213A - Process for the production of a new dye preparation. : de en
  • US2109877A - Ester interchange process : en
  • US2109520A - Furring structure : en
  • CH196037A - Parental control. : de en
  • CH196199A - Process for the production of a new dye preparation. : de en
  • CH196226A - Process for the production of a new dye preparation. : de en
  • DK54383C - Procedure for Artificial Generation of Radioactivity by Neutron Bombardment. : da en
  • GB481076A - Method and apparatus for the continuous feed of comparatively thick or multi-layer sheet-like articles : en
  • USD108610S - Candle holder : en
  • CH196243A - Process for the production of a new dye preparation. : de en
  • CA372251A - Ornamental wheel disc : en fr
  • USD108657S - Design for a slip : en
  • US2110099A - Threading die : en
  • US2109828A - Drilling apparatus : en
  • DE657487C - Process for dyeing mixtures of wool and rayon from cellulose : de en
  • CH196135A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CH196052A - Magnetic electric machine provided with a stator and a rotor. : de en
  • CH196223A - Process for the production of a new dye preparation. : de en
  • US2109623A - Grass clipper : en
  • US2109458A - Aralkyl ethers of acyl-phenols : en
  • US2109482A - Speed comparator : en
  • US2109717A - Elastic power transmission belt : en
  • US2109867A - Combination garment : en
  • US2110089A - Device for operating the trigger and the locking mechanism of a gun : en
  • US2110030A - Matrix grinding and marking machine : en
  • US2109555A - Amusement device : en
  • GB481042A - Improvements relating to butchers' steelyards : en
  • GB481101A - Improvements in and relating to intermittently operated absorption refrigerating machines : en
  • PL26136B3 - : en pl
  • US2109597A - Coffee roasting machine : en
  • CA372191A - Plywood house construction : en fr
  • AU318637A - Improvements in machinery forthe production of concrete pipes, poles, andthe like, also applicable for lining pipes cylinders, andthe like : en
  • US2109684A - Wheel hub lock structure : en
  • US2109761A - Telephonic device : en
  • US2109863A - Yarn feeding device : en
  • CA372118A - Silver and roving drawing mechanism : en fr
  • CH195998A - Automatic firearm. : de en
  • US2109651A - Device for use in knitting elastic top full fashioned hosiery : en
  • US2109754A - Reproduction of sound records : en
  • CH196048A - Sealing device. : de en
  • AU103311B2 - Improvements relating to alternating current electric winder equipments : en
  • CA372116A - Rivet : en fr
  • DE657300C - Electric arc lamp that is not hermetically sealed for body irradiation with electrodes made of non-oxidizable materials : de en
  • DE657344C - Screw locking for cylinder head screws : de en
  • DE657466C - Clamp for scaffolding pipes : de en
  • DE657288C - Time switch : de en
  • DE657408C - Single-chamber brake cylinder made of sheet steel : de en
  • DE657508C - Adjustable band arrangement for single and double leaf gates or doors : de en
  • GB480796A - Toy telephone device : en
  • CH196138A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • DE657453C - Printing device with a system of several sets of printing type wheels : de en
  • CH196124A - Device for limiting the tilting of flat slide rockers on pantographs of electric vehicles. : de en
  • DE657494C - Electric motor drive for spinning machines : de en
  • GB480718A - A method of protecting molten magnesium and its alloys from the action of air : en
  • CA372205A - Rail wheel : en fr
  • AU12837A - Improvements in and relating to machines for the manufacture of cartons and the like : en
  • CH196004A - Temperature regulator with double metal strips. : de en
  • CH196168A - Process for the preparation of a leather dye. : de en
  • CH196175A - Process for the production of a new dye preparation. : de en
  • DE657220C - Business machine for the processing of punch cards of normal and small format : de en
  • US2109488A - Fire fighting tool : en
  • US2109724A - Method of making metal shelves for refrigerators, ovens, and the like : en
  • GB480931A - Improvements in and relating to paper cutting appliances : en
  • CA372160A - Olefine sulphation : en fr
  • AU103266B2 - Improvements indirect acting shock absorber : en
  • CH196077A - Device for mixing a liquid with a gas, e.g. B. carbonic acid or oxygen, for bathing and drinking purposes. : de en
  • CH196118A - Cable brake for bicycles. : de en
  • CH196115A - Tires for vehicles. : de en
  • CH196136A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • DE657411C - Telecommunications branch cable, which contains both the outgoing and the return lines for connecting a secondary exchange to part of the lines of the main cable of a telecommunications system : de en
  • US2110029A - Drum head and method of making the same : en
  • CH196177A - Process for the production of a new dye preparation. : de en
  • US2109502A - Method and apparatus for refrigeration : en
  • AU135037A - Improvements in or relating to the formation of protective layers on iron and steel articles : en
  • CH196234A - Process for the production of a new dye preparation. : de en
  • DE657370C - Rudder system for screw ships : de en
  • DE657498C - Sand blow molding machine for making boxless molds : de en
  • AU242337A - Improvements in hydraulic clutch throwout : en
  • CA372253A - Aeroplane seat : en fr
  • CH195928A - Mechanical chain thread monitor. : de en
  • CH196099A - Telecommunication system with company lines, in particular a telephone system, with a device for selectively calling a subscriber station by means of dialing devices, influenced by current surges, having a capacitor and a resistor at branch points of company lines. : de en
  • US2109763A - Container capping machine : en
  • DK54403C - Procedure for the manufacture of shaped articles of asbestos cement. : da en
  • US2109696A - Propeller : en
  • US2109766A - Machine tool spindle lubrication : en
  • US2109815A - Valve operating mechanism : en
  • FR825251A - Method for crimping metal eyelets and tool for implementing this method : en fr
  • CA372149A - Cistern pump base : en fr
  • CH196244A - Process for the production of a new dye preparation. : de en
  • GB480794A - Improvements in or relating to brassieres or bust supports : en
  • GB480827A - Improvements relating to pipe connections : en
  • CA372263A - Oil burner starting device : en fr
  • CH196172A - Process for the production of a soluble dye preparation. : de en
  • FR825411A - Friction coupling : en fr
  • US2109547A - Coin operated vending machine for cleaning tobacco pipes : en
  • US2109664A - Wheel cover and lock mechanism : en
  • GB480834A - Improvements in or relating to coating fabrics : en
  • CA372173A - Electric coupling system : en fr
  • DE657463C - Reciprocating compressors : de en
  • US2109892A - Doubles throwout for sheet feeding mechanism : en
  • FR825287A - Improvements made to the articulations for folding legs or crutches, in particular those of the lifting landing gears for airplanes : en fr
  • AU64637A - Improvements in or relating to smoothing or beating machines suitable for operating onthe bottoms of boots or shoes : en
  • CA372252A - Ornamental wheel disc : en fr
  • FR825516A - Sound reception device : en fr
  • USD108682S - Design for a dress : en
  • GB481023A - Improvements relating to vehicle window regulators : en
  • US2109669A - Plow attachment for tractors : en
  • GB480883A - Improvements in hot water heating systems : en
  • CH195934A - Holder for iron. : de en
  • GB481047A - Improvements in screw caps for electric lamps and electric discharge vessels : en
  • DE657395C - Swivel device for the front headlights of vehicles, especially motor vehicles : de en
  • FR825262A - Metal degassing process : en fr
  • GB480866A - Improvements in or relating to paddle wheel propellers for ships : en
  • GB480753A - Improvements in or relating to sewing machines : en
  • FR825492A - Device for stopping an electrical conductor on a rigid insulator : en fr
  • FR825547A - Electric spindle and spindle rotating at high speed : en fr
  • GB480828A - Protective and safety arrangements for high voltage output circuits of transformers : en
  • CA372239A - Gopher poisoner : en fr
  • PL26101B1 - A method of starting internal combustion engines and a starting device for carrying out the method. : en pl
  • FR825431A - Ladies swimsuit : en fr
  • PL26146B1 - A method for the simultaneous production of aromatic hydrocarbons and monovinylacetylene by polymerization of acetylene. : en pl
  • ES144067A3 - Board and devices for bridge and other card games. : en es
  • GB480997A - Improvements in scanning discs for television : en
  • GB481064A - Improvements in or relating to demodulating circuit arrangements for phase modulated waves : en
  • CH196065A - Electric arc furnace with metal electrodes. : de en
  • PL26075B3 - Method of dyeing animal fibers. : en pl
  • FR825350A - Method and devices for obtaining compound currents : en fr
  • FR825379A - Process for the synthetic preparation of hydrocarbons using very high pressure : en fr
  • US2109590A - Printing machine : en
  • US2109852A - Segmental bearing : en
  • GB480710A - Improvements in or relating to microphone arrangements for oxygen and like face masks : en
  • GB480955A - Process and apparatus for making combustible gas : en
  • PL26123B1 - Device for adjusting the stroke of the pistons in the hydraulic pedals. : en pl
  • FR825399A - Shampoo bowl : en fr
  • DE657256C - Process for the electrolysis of sulphate solutions, in particular alkali sulphate solutions : de en
  • FR825336A - Advanced catalytic heating device : en fr
  • GB480958A - Improvements in or relating to the production and application of synthetic resins made from carbohydrate ureide and formaldehyde : en
  • GB481000A - Automatic change-speed gearing, especially for motor vehicles : en
  • DE657456C - Circuit for phase modulating a transmission system : de en
  • GB480764A - Improvements in or relating to meat tendering apparatus : en
  • DE657275C - Device for closing letter packages or the like, in particular loose letters : de en
  • PL26100B1 - Device for generating electric ignition sparks when starting internal combustion engines. : en pl
  • PL26128B1 - A method of producing forged and rolled cannon barrels. : en pl
  • US2109755A - Method of making lead compounds : en
  • US2109947A - Ether acid esters of higher alcohols : en
  • US2109949A - Spectacles and the like : en
  • FR825331A - Curler : en fr
  • GB480714A - Improvements relating to variable speed centrifugal governor control : en
  • US2110042A - Resinous composition : en
  • FR825522A - Improvements to the edges of fabrics and method of establishing them : en fr
  • FR825550A - Regulator for varying a direct current of liquid or gaseous fluid : en fr
  • CA372192A - Rail anchor : en fr
  • DE657470C - Front bogie : de en
  • US2110032A - Process of treating wood-pulp and the like : en
  • US2110017A - Lifeboat construction : en
  • BE425758A - Sanitary napkins : en nl
  • CH195987A - Measuring and marking device. : de en
  • FR825521A - Method and device for ventilating closed vehicles, in particular automobiles : en fr
  • FR825545A - Process for preparing high purity cellulose for rayon and for explosives : en fr
  • GB480702A - Improvements in or relating to absorption refrigerating apparatus : en
  • GB481188A - Improvements in or relating to rotary intaglio printing machines : en
  • FR825286A - Discharge tube : en fr
  • GB481281A - Improvements in and relating to refractory products : en
  • GB481086A - Improvements in or relating to electron discharge tube arrangements : en
  • GB480703A - Improvements relating to electrically operated switch mechanism : en
  • GB480830A - Regulator for hot-water boilers : en
  • US2109927A - Box lifter : en
  • US2109883A - Process for the production of polymerized vinyl alcohol : en
  • BE425751A - : en
  • US2109736A - Game device : en
  • US2110024A - Heat exchange unit : en
  • GB481050A - New or improved means for folding monoplane wings : en
  • FR825477A - Wood splitting machine : en fr
  • GB481054A - Improvements in electric controlling devices and circuits therefor : en
  • GB481109A - Improvements to sub-soil relief valves for concrete floors of baths, tanks and the like : en
  • DE657144C - Device for cleaning application rollers : de en
  • US2109781A - Siphon device : en
  • US2109889A - Wallpaper trimming machine : en
  • CH196154A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • DE657280C - Exhaust fan : de en
  • DE657314C - Self-adjusting conveyor belt guide on cross and diagonal cutters for paper webs u. like : de en
  • DE657415C - Process for the production of linked pre-work pieces : de en
  • DE657292C - Rail joint using clamp straps : de en
  • US2109588A - Display booth : en
  • US2109854A - Thin sheet blanking mechanism : en
  • US2109879A - Asymmetric electrode system : en
  • USD108664S - Design for a textile fabric : en
  • CH196233A - Process for the production of a new dye preparation. : de en
  • DE657255C - Process for the production of transparent or glass batiste effects on rayon from regenerated cellulose or tissues containing them : de en
  • GR7186B - WAY OF MARKING THE HOURS IN EVERY ELECTRIC WATCH WITHOUT USING THE SECOND MECHANISM FOR THIS. : el en
  • FR825494A - Improved process for the treatment of textiles : en fr
  • US2109823A - Garment measuring device : en
  • FR825389A - Improvements to water heating devices : en fr
  • CH195893A - Horizontal extrusion press with device for venting pit-moist clays and other malleable, especially ceramic masses. : de en
  • GB480974A - Improvements in or relating to latches and hinges for doors and the like : en
  • AU103495B2 - Improvements relating to lead alloys : en
  • CA372206A - Hair waving apparatus : en fr
  • USD108622S - Design for an air cushion : en
  • AU133337A - Improvements in a relating to telephone instruments : en
  • AU190937A - Improvements in and relating to magneto-electric machines : en
  • DE657309C - Press mold for the production of quark : de en
  • CH196044A - Device for fuel injection in internal combustion engines. : de en
  • CH196193A - Process for the production of a new dye preparation. : de en
  • USD108645S - Design fob a toy telephone : en
  • GB481119A - Improvements in or relating to joints and couplings for pipes and tubes : en
  • AU158237A - Improvements in or relating to apparatus forthe manufacture of metal tubes andother tubular articles : en
  • DE657272C - Folding camera with a release button for the lens shutter, which is mounted on the housing coaxially to the floor hinge : de en
  • FR825300A - New inks for printing : en fr
  • FR825356A - Process for manufacturing date flour and products obtained with said flour : en fr
  • FR825537A - Improvements to brakes and control units for airplanes and similar devices : en fr
  • GB481056A - A process for the manufacture of artificial threads, sheets, films and like shaped products : en
  • GB480824A - Improvements in or relating to boilers of the locomotive type : en
  • GR7183B - SOMIE CONNECTION SYSTEM AFTER BED. : el en
  • US2109771A - Radio tube socket and support : en
  • GB481080A - Improvements in and relating to multiple steam or gas turbines : en
  • US2109966A - Fluid container : en
  • DE657412C - Fluid switch : de en
  • DK54388C - Insulation plate. : da en
  • GB480889A - A new or improved table or stand : en
  • US2109471A - Adhesive : en
  • US2110082A - Electrical oscillation mixing circuit : en
  • CH196253A - Process for the preparation of an azo dye. : de en
  • GB481069A - Improvements in the process of manufacturing phenol-aldehyde resins or products thereof : en
  • CH196013A - Device for stroboscopic observations with electromagnetic drive and an oscillating diaphragm reversed under the action of a spring. : de en
  • CH196071A - Method and device for pressing dental crowns. : de en
  • US2109770A - Electric socket : en
  • US2109575A - Method of removing oil from eggs : en
  • US2109972A - Amusement device : en
  • US2110065A - Spring assembly for cushions and mattresses : en
  • GB480892A - Improvements in convertible chairs : en
  • GB481051A - Improvements in talking machines : en
  • GB480949A - Improvements in and relating to stiffened fabrics and articles such as collars made therefrom : en
  • GB480769A - The manufacture of vat dyestuffs of the dipyrazolanthrone series : en
  • GB480844A - Improvements in collar studs : en
  • FR825342A - Improvements to educational booklets with screen grid : en fr
  • DE657376C - Process for the electrical purification of gases : de en
  • ES144068A1 - Method for electrochemically extracting magnesium oxide from marine waters and solutions of analogous composition. : en es
  • GB480803A - Improvements in the employment of hydraulic moulding presses in the canning of hams and like food stuffs : en
  • CH196187A - Process for the production of a new dye preparation. : de en
  • CA372209A - Compressor valve : en fr
  • USD108675S - Design for a dress : en
  • GB480874A - Improvements in or relating to switching and thermostatic devices for industrial, laundry, domestic and other electric irons : en
  • US2109560A - Hamburger dispenser : en
  • FR825518A - Knife for meat grinder called cutter : en fr
  • FR825432A - Assembly device for rods or tubes belonging to toys or to models or models of metal constructions : en fr
  • DE657404C - Process for the production of ester-like sulfonic acids : de en
  • FR825322A - Process for supplying combustion engines with gaseous fuels at ordinary temperature : en fr
  • GB480904A - A process for refining capillary-active alkyl esters of sulphuric acid and/or salts thereof in aqueous solutions : en
  • FR825368A - New thick fabric for brake and clutch linings, belts and other friction parts and friction elements obtained with this fabric : en fr
  • DK54400C - Self-adjustable car headlight. : da en
  • US2109595A - Polymerization of organic chemicals : en
  • US2109626A - Window cleaner : en
  • GB481041A - Improvements in electric fan apparatus : en
  • ES144066A1 - DEVICE FOR FILLING AND EMPTYING CARTRIDGE BELTS : en es
  • GB481160A - Improvements in or relating to worm conveyors and the like : en
  • FR825256A - Container, with visible contents, for disc-shaped objects such as coins, etc. : en fr
  • CH196287A - Process for the preparation of a polymethine dye. : de en
  • PL26074B1 - A method of producing positive reflection copies using the diazotype layers and a sensitive sheet for carrying out the method. : en pl
  • GB480999A - Improvements in freezing trays : en
  • FR825549A - Improvements to vehicle suspension : en fr
  • GB481063A - Gas-filled electric incandescent lamp : en
  • GB480947A - Improvements in or relating to method of and apparatus for separating the constituents of emulsions of the oil-in-water type : en
  • GB481018A - Light tent constituting a photographic studio for photographers and portrait-painters : en
  • GB481112A - Improvements in and relating to collars for personal wear and apparatus for use in the manufacture of the same : en
  • US2109904A - Apparatus for metal rolling : en
  • US2109991A - Current collecting device : en
  • GB481065A - Improvements relating to turbines : en
  • DE657439C - Saettiger for the production of ammonium sulfate : de en
  • GB481092A - Improvements in and relating to marking-gauges : en
  • FR825435A - Rotary blade razor : en fr
  • US2109456A - Aralkyl ethers of substituted : en
  • US2109935A - Coupling : en
  • US2110098A - Sealing construction : en
  • BE425627A - Combination of use of a Current Generator-Rectifier with a Current Receiver-Transformer in order to cause the secondary of the latter to illuminate certain gases : en fr
  • DE657450C - Hinge tape for gas-proof doors, window blinds or the like. : de en
  • DE657413C - Process for the production of a durable guaiacol syrup containing colloidally dissolved silica : de en
  • GB480945A - Improvements in or relating to the electrolytic deposition of chromium : en
  • GB481012A - Improvements in and relating to devices utilising secondary electron emission : en
  • GB480915A - Improvements in apparatus for developing photographic roll-films : en
  • GB481059A - Process for the reduction of sulphur dioxide to elemental sulphur : en
  • US2109721A - Pump jack : en
  • DE657190C - Process for making baked goods : de en
  • FR825445A - Low frequency negative feedback amplifier : en fr
  • CA372121A - Catalytic hydrogenation : en fr
  • CH196121A - Device for displaying station names in vehicles used for public transport. : de en
  • CH196158A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • CH196273A - Process for the preparation of a polymethine dye. : de en
  • US2110018A - Lighting unit : en
  • US2110048A - Spring roller construction : en
  • DE657504C - Process for keeping fish and fish preparations fresh : de en
  • CH196041A - Steam power plant with heat storage. : de en
  • US2109748A - Headlight for automobiles : en
  • DE657234C - Locking device, especially for motor vehicle doors, with a door handle that can be swung out perpendicular to the plane of the door : de en
  • GB480865A - Manufacture of sulphamide : en
  • GB481070A - Azo-dyestuffs for leather : en
  • FR825255A - Method and machine for the production of paper containers : en fr
  • CH196081A - Process for obtaining an effective and durable purified extract from anterior pituitary gland. : de en
  • GB480832A - Improvements in or relating to gauges : en
  • FR825289A - Process for removing elemental sulfur from sulfur dioxide and gas containing it : en fr
  • USD108632S - Design fob a cigarette box ob semi : en
  • GB480719A - Improvements in control and/or signalling systems for use on railways or the like : en
  • CH196236A - Process for the production of a new dye preparation. : de en
  • CH196026A - Method and device for the production of digit rollers, drive wheels, etc. : de en
  • CH196123A - Switching process for electric DC traction vehicles with field weakening of the traction motors and resistance braking. : de en
  • US2109928A - Strongbox : en
  • US2110050A - Reed trimmer : en
  • DK54397C - Fluid pump with rotating cell wheel. : da en
  • US2109869A - Article of furniture : en
  • US2109983A - Bicycle mechanism : en
  • US2109994A - Combined scaffold : en
  • CH195949A - Process for the preparation of diethylidene-l-xylonic acid. : de en
  • US2109671A - Hub cap for wheels : en
  • US2109798A - Process of treating cotton cloth : en
  • CH195876A - Harrow connected to a plow. : de en
  • US2109997A - Gas turbine driven supercharger : en
  • US2110058A - Closure for receptacles : en
  • US2110110A - Reinforced concrete floor construction : en
  • AU204937A - Improvements in or relating to devices comprising a high-pressure mercury-vapour discharge tube cooled by artificial means : en
  • CA372190A - Lubricating oil : en fr
  • AU103283B2 - Improvements in or relating to high frequency electrical oscillation generators : en
  • CH195914A - Suspension device for curtains and drapes that are moved by tension. : de en
  • CA372125A - Rock drill : en fr
  • CA372151A - Electrical insulating material : en fr
  • CA372204A - Wire formed implement treating device : en fr
  • CA372117A - Water handling apparatus : en fr
  • CA372202A - Solid material breaking apparatus : en fr
  • CA372238A - Window cleaning device : en fr
  • CH196057A - Remote control device. : de en
  • US2109576A - Fastener : en
  • CH196283A - Process for the preparation of a polymethine dye. : de en
  • CA372250A - Ornamental wheel disc : en fr
  • CH196257A - Process for the preparation of an azo dye. : de en
  • CH196241A - Process for the production of a new dye preparation. : de en
  • FR825466A - Arrangement for driving electric or electro-hydraulic presses : en fr
  • US2109926A - Air cooling device : en
  • US2109906A - Polishing wheel : en
  • DE657252C - Device for burning cement : de en
  • AU25437A - Improvements in or relating to rectifiers for use on very shortwaves : en
  • CH195954A - Wall, ceiling or other surface covering. : en fr
  • BE424710A - : en
  • CH196036A - Collar button. : de en
  • CH196114A - Device for mounting non-driven steering disk wheels on the axle, in particular for motor vehicles. : de en
  • CA372122A - Oil derivative : en fr
  • CH196256A - Process for the preparation of an azo dye. : de en
  • US2109509A - Treatment of derivatives of cellulose : en
  • GB480909A - Improvements relating to wrappers for perishable goods : en
  • AU528636A - Heat exchanger : en
  • CA372225A - Brick imitation on wood : en fr
  • CH196085A - Mixture used for disinfecting and cleaning. : de en
  • CH196105A - Tube made of paper, cardboard, cellulose film or the like. For liquid or pasty materials. : de en
  • CH196148A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • DE657257C - Power remote control for the reverse operation of two three-phase motors : de en
  • DK54384C - Stainless steel fireplace. : da en
  • CA372147A - Measuring apparatus : en fr
  • CH196050A - Transformer with windings protected against overvoltages. : de en
  • CH196157A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • GB480937A - Improvements in or relating to power driven hand-guided machines : en
  • CA372197A - Carbureter : en fr
  • CH195902A - Swiveling roasting tube burner for gas stoves. : de en
  • US2109881A - Bathing beach accessory : en
  • US2109619A - Machine for painting barrels : en
  • US2109948A - Rubber compositions : en
  • CH196169A - Process for the preparation of a leather dye. : de en
  • CA372226A - Electrically operated steamer : en fr
  • CH195932A - Device for the pattern-based fixation of fiber material or other decorative material on textile goods. : de en
  • CH196006A - Apparatus for the determination of the mechanical resistance of pastes and agglomerates of cement in the process of hardening, and in general of construction materials. : en it
  • US2109857A - Tool for cleaning and deepening grooves in pistons : en
  • US2109930A - Heating apparatus : en
  • US2109503A - Separation of saccharides : en
  • US2109578A - Firearm : en
  • CH196078A - Electrode for high frequency diathermy apparatus. : de en
  • CH196259A - Process for the preparation of an azo dye. : de en
  • CA372221A - Garment : en fr
  • CH196152A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • CA372157A - Modified cellulose composition : en fr
  • CA372161A - Air conditioning system : en fr
  • GB481048A - Improvements in coin inlet mechanism for use on prepayment meters for operation by coins of different values : en
  • CH196039A - Motor compressor. : de en
  • CH196054A - Device for damping the slot field of direct current machines. : de en
  • US2109887A - Bright zinc plating : en
  • US2109932A - Image forming device for automobiles : en
  • CH196113A - Device for attaching frost protection windows to automobiles. : de en
  • BE425706A - : en fr
  • CA372115A - Rivet : en fr
  • CH196008A - Accounting and calculating machine. : de en
  • US2110060A - Fireplace construction : en
  • CA372257A - Pressed fibrous article making apparatus : en fr
  • CH195981A - Process for the production of photographs in natural colors. : de en
  • CH196293A - Device for diverting a telephone call. : de en
  • US2109668A - Hydraulic lift mechanism for tractors : en
  • US2109899A - Conveyer : en
  • US2109821A - Fire extinguisher holder : en
  • CA372212A - Grease retainer : en fr
  • GB481110A - Improvements in or relating to the production of base exchanging materials : en
  • CA372211A - Grease retainer : en fr
  • CA372262A - Moving display device : en fr
  • GB480967A - Improvements in or relating to jib cranes : en
  • US2109739A - Skin, hide and leather working machine : en
  • US2109472A - Tape printing and projecting apparatus : en
  • US2109499A - Automatic change-over : en
  • US2109539A - Amusement device : en
  • US2110002A - Cooling unit : en
  • US2109625A - Saw blade attachment : en
  • US2109799A - Bat assembly : en
  • BE426030A - Adhesive : en fr
  • PL26084B1 - A method for producing an uninterrupted tobacco rod and an apparatus for carrying out the method. : en pl
  • US2110074A - Wetting agent with mildew-proofing properties : en
  • US2109629A - Milk bottle : en
  • US2109797A - Bascule bridge and equipment : en
  • USD108671S - Design for a sewing cabinet : en
  • US2109517A - Connecter and method of applying same : en
  • US2109936A - Lap evener : en
  • CH196011A - Unframed glasses. : de en
  • US2109747A - Safety razor blade stropper : en
  • US2109875A - Process for the treatment of hydrocarbon oil : en
  • US2109645A - Qualitative chemical identification and control analysis : en
  • US2109740A - Gear puller : en
  • FR825341A - Process for manufacturing a synthetic milk and milk obtained by this process : en fr
  • AU103295B2 - Apparatus for heating air for air conditioning and other purposes : en
  • CA372169A - Vulcanized mould article removing apparatus : en fr
  • CH195921A - Device for processing cream, egg white, etc. using air. : de en
  • CH196049A - Machine group with the main machine designed as a collector machine. : de en
  • BE425609A - Animalized fiber manufacturing process : en fr
  • DK54376C - Method for Manufacturing Planographic Printing Plates. : da en
  • AU55038A - Improvements indirect acting shock absorbers : en
  • CH196082A - Process for the preparation of a serum-coupled antimony compound of tartranilic acid. : de en
  • US2110072A - Mixed synthetic glyceride varnish : en
  • USD108650S - Design fob textile fabric : en
  • CH195988A - Teaching aids for arithmetic lessons. : de en
  • US2109681A - Tire cover : en
  • IE14843L - Emulsions for colour photography : en
  • FR825299A - Visibility enhancements for aircraft : en fr
  • FR825395A - Device for immobilizing the leaves or leaves of doors and windows in the open position : en fr
  • GB480891A - Improvements in or relating to photographic cameras : en
  • CH195907A - Electric hotplate. : de en
  • GB480990A - Improvements in or relating to universal joints : en
  • FR825321A - Improvements to electric discharge lamps or tubes : en fr
  • DK54382C - Power outlet. : da en
  • DK54405C - Procedure for the manufacture of refractory articles. : da en
  • DE657303C - Writing or school desk with built-in drawing board : de en
  • FR825509A - Improvements in methods and apparatus for extracting cellulosic fibers from plant materials : en fr
  • FR825404A - Assembly allowing a circuit to be closed with a certain delay : en fr
  • GB480738A - An improved rotary machine adapted for use as a motor-pump, a motor-compressor or an electric generator : en
  • US2109746A - High speed alloy steel : en
  • US2109860A - Amusement device : en
  • FR825345A - Potentiometric distributor : en fr
  • GB480760A - Improvements in or relating to packing and filling machinery for powders, crystals, and substances in a divided state : en
  • DE657289C - Gas heating burner with two nozzles : de en
  • DE657319C - Mobile stand column : de en
  • FR825490A - Rangefinder with sighting device : en fr
  • FR825283A - Grinding of surfaces, grooves, threads and the like on cylindrical workpieces : en fr
  • FR825415A - Process for producing color sound films by the silver discoloration process : en fr
  • FR825459A - Automatic vending apparatus, especially applicable to the sale of electric current : en fr
  • FR825511A - Chubb type lock : en fr
  • USD108672S - Design for a textile fabric : en
  • GB480881A - An improved plastic self-hardening composition : en
  • GB480898A - Anti-skidding brake for motor vehicles : en
  • DE657165C - Process for printing marble, marquetry and similar patterns using elastic printing forms : de en
  • DE657183C - Process for coloring food : de en
  • US2109813A - Automatically lighted lifesaving ring buoy : en
  • DE657322C - Switching device for gear change transmissions of motor vehicles with several shift rods arranged next to one another : de en
  • DE657478C - Circuit arrangement for manually operated teleprinter switching devices with query operation : de en
  • CA372203A - Knitting needle straightening apparatus : en fr
  • DE657266C - Connection of a registration machine with a card punching machine : de en
  • FR825274A - Method of manufacturing pressed bodies from an artificial resin pressing mass : en fr
  • FR825320A - Electric coffee grinder : en fr
  • GB480739A - Process for the production and recovery of molybdenum : en
  • US2109864A - Coin collection box : en
  • GB481105A - Improvements in corrosion-resistant alloys : en
  • CH195941A - Dissolving machine for automatic grain mills. : de en
  • CH196221A - Process for the production of a new dye preparation. : de en
  • DE657350C - Brake rod training for holding the auxiliary brake of a centrifugal clutch released, especially for motor vehicles : de en
  • US2109946A - Oil burner : en
  • CA372175A - Container manufacture : en fr
  • CH195951A - Process for the preparation of 2-methyl-4-amino-5-cyanopyrimidine. : de en
  • DK54392C - Apparatus for Use in Teaching Accounting. : da en
  • US2109665A - Spare wheel assembly : en
  • USD108663S - Design for a textile fabric : en
  • US2109914A - Stoker mechanism : en
  • US2110056A - Undergarment : en
  • FR825278A - Advanced ski lift : en fr
  • USD108629S - Design for a dispenser cabinet : en
  • DE657117C - Process for improving the properties of dyeings with substantive dyes containing sulfonic acid or carboxylic acid groups on cellulose fibers : de en
  • FR825360A - Improvements to toiletries used to make up the lips : en fr
  • GB480851A - Improvements in or relating to electric cut outs, connectors and the like : en
  • GB480935A - Improvements in triturating machines : en
  • FR825487A - Improvements to the manual composition of dies intended for typographic type melting machines : en fr
  • GB481100A - Process for separating soluble and valuable constituents from sylvinite ores and product or products obtained thereby : en
  • DE657267C - Multiplication machine controlled by counting cards : de en
  • FR825450A - Improvements to discharge lamp circuits : en fr
  • US2109461A - Resistance welding method : en
  • US2109562A - Transmission system : en
  • US2109816A - Hydraulic valve tappet : en
  • US2109574A - Extrusion nozzle : en
  • CH196110A - Pressure-relieved control valve for air brakes, in particular air pressure brakes on motor vehicles. : de en
  • CH196229A - Process for the production of a new dye preparation. : de en
  • US2109553A - Cleaner attachment for silk throwing machines : en
  • US2109698A - Vulcanization of rubber : en
  • DE657477C - Shell buffer : de en
  • DK54386C - Household appliance for cutting stoneless Wood and Root Fruits into Slices. : da en
  • GB480986A - Improvements in cold accumulators : en
  • US2109566A - Skater's overshoe : en
  • FR825493A - Air purification improvements : en fr
  • GB480709A - Improvements in and connected with lubricant feeding devices and systems : en
  • FR825508A - Four-wire transmission system for carrier-wave telephony : en fr
  • FR825296A - Portable stove that works with all compressed, liquefied or dissolved gases under pressure : en fr
  • FR825482A - Deflection of cathode rays with high edge sharpness : en fr
  • GB480720A - Improvements in methods of lapping toothed gears : en
  • GB481013A - Tubular scaffolding bracket : en
  • CH196005A - Bimetal thermostat. : de en
  • US2109893A - Dyeing apparatus : en
  • FR825439A - Electronic multiplier : en fr
  • GB480988A - Improvements in or relating to refrigerator cabinets : en
  • DE657286C - Method of attaching viscose sponge : de en
  • GB481289A - Improvements relating to mercury or other conducting liquid switches : en
  • PL26124B1 - Method for the production of vat dyes of the anthraquinone series. : en pl
  • CH195936A - Product imitating astrakhan and fancy furs. : en fr
  • FR825254A - Method and apparatus for the disintegration of cellulose-containing materials by means of halogenated hydracid : en fr
  • FR825396A - Method and device for making obstacles lodged in an opaque medium visible : en fr
  • DE657304C - Typewriter support housing : de en
  • DE657471C - Device for controlling ship stabilization systems with the help of a period measuring device : de en
  • DK54379C - Method for Performing High Pressure Using an Elastic Membrane. : da en
  • US2109812A - Machine for dividing or cutting toffee, caramel, or like material : en
  • US2109817A - Distance holder for electric signaling cables : en
  • US2110027A - Pump : en
  • GB480765A - Reversible hearth for any apparatus : en
  • AU103312B2 - Improvements in hydraulic clutch throwout : en
  • CH196147A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • CH196289A - Apparatus for making reflex copies and direct copies. : de en
  • AU103280B2 - Improvements indirect acting shock absorbers : en
  • CH196094A - Prepayment time mechanism for dispenser. : en fr
  • BE425569A - : en
  • FR825375A - Device for regulating the flow of a fluid, as a function of temperature : en fr
  • GB480847A - Improvements in or relating to suppressed carrier wave signalling systems : en
  • PL26107B1 - Starter motor for internal combustion engines, especially with a spinning flywheel. : en pl
  • CH196248A - Process for the preparation of a chromium-containing azo dye. : de en
  • US2109579A - Brush bristles and method of making the same : en
  • US2109993A - Finger sight for guns : en
  • CH196027A - Profiling vice. : de en
  • CH196285A - Process for the preparation of a polymethine dye. : de en
  • US2109492A - Carbanilic acid derivatives : en
  • US2109709A - Brake : en
  • US2109457A - Aralkyl ethers of substituted phenols : en
  • USD108655S - Design fob an automobile radio : en
  • CH195983A - Blueprint material. : de en
  • US2109510A - Paper feeding device for writing machines : en
  • USD108624S - Design for a candle holder or simi : en
  • USD108637S - Design for a combined lamp : en
  • CA372130A - Tooth brush : en fr
  • CA372240A - Brake mechanism : en fr
  • CA372245A - Grille cover : en fr
  • US2109840A - Control of heat absorption : en
  • CH195963A - Process for the manufacture of composite sheets resistant to both chemical actions and mechanical forces and product obtained by means of this process. : en fr
  • US2109530A - Method and means for making castings : en
  • DE657479C - Switching arrangement for telegraph systems with alternating current operation : de en
  • US2110062A - Catalytic lighter element : en
  • US2109521A - Apparatus for testing hardness : en
  • US2110109A - Production of butyl alcohol and acetone by fermentation : en
  • AU140937A - Improvements in and relating to soundproof ventilating windows : en
  • CH196268A - Process for the preparation of an azo dye. : de en
  • FR825288A - Monitoring device, intended in particular for electric devices isolated by means of a liquid : en fr
  • FR825329A - Improvements to settling filters : en fr
  • GB480761A - Improvements in or relating to electric motor control systems : en
  • GB480886A - Improvements relating to the preparation of alkyl sulphates : en
  • PL26109B1 - A method of producing oxygen and a shape for the production of pure oxygen containing no carbon monoxide by this method. : en pl
  • PL26157B1 - A method of producing organic mercury compounds. : en pl
  • USD108639S - Design for a head truck for : en
  • CH196284A - Process for the preparation of a polymethine dye. : de en
  • GB481032A - Improved electrical accumulator : en
  • GB481058A - A new or improved method of covering aircraft wings surfaces and bodies : en
  • GB480870A - Improvements in or relating to the case hardening of iron and steel : en
  • CA372164A - Surfacing machine : en fr
  • FR825485A - Coupling device for removable tubular scaffolding : en fr
  • DE657221C - Self-seller for long, flat items : de en
  • DE657285C - Pressure regulator : de en
  • US2109610A - Reversing gear for use in the power transmission of vehicles, ships, and the like : en
  • PL26148B1 - The method of tanning raw hides. : en pl
  • FR825478A - Improvements to television transmitters : en fr
  • GB481055A - Improvements in or relating to vacuum cleaners : en
  • US2109788A - Spinning toy : en
  • US2110091A - Method of and means for molding washers in heels : en
  • GB480842A - Improvements in electrical hand vibrators : en
  • USD108620S - Design for a shoe or similar article : en
  • PL26077B1 - Handheld electric drill. : en pl
  • US2109518A - Process for producing compounds of the phenanthrene series : en
  • US2109743A - Fuel vaporizing system : en
  • DE657336C - Device for applying and rubbing in floor wax : de en
  • FR825381A - Method and device for gas and vapor purification : en fr
  • US2109778A - Screw locking : en
  • FR838176A - Device and methods for an elevating machine, with high lifting height, with continuous high flow, with reduced actuation motive energy : en fr
  • CH195948A - Process for the preparation of a new ester. : de en
  • CA372227A - Body moulding garment : en fr
  • DE657260C - Automatic glass suction blower : de en
  • DE657283C - Speed control device for multi-motor drives, especially for paper machines : de en
  • US2109605A - Stop mechanism for knitting machines : en
  • US2109933A - Machine for smoothing the unset surface of cement flooring : en
  • GB480849A - Improvements in or relating to instrument boards for aircraft : en
  • DE657265C - Device for the optical examination of the inner walls of technical hollow bodies that are difficult to access : de en
  • DE657284C - X-ray device for fluoroscopy and subsequent recording, in which the current feeding the X-ray tubes is taken from a capacitor or a capacitor battery for recording : de en
  • US2109682A - Wearing shoe and brake hanger : en
  • DE657313C - Device for drying fabric webs, in particular paper webs, with the aid of electrical high-frequency fields : de en
  • GB480823A - Improvements in and relating to variable speed transmission mechanism : en
  • GB480729A - Improvements in hydrometers : en
  • DE657308C - Money roll pack : de en
  • FR825440A - Improvements to the process and apparatus for electrolytically coating a metal wire or strip : en fr
  • GB480767A - Improvements in or relating to the production of a concentrated chromium material : en
  • FR825500A - Interlocking joints for sheet pile partitions : en fr
  • FR825437A - Improvements to measuring boxes of volume meters : en fr
  • GB481121A - Improvements in the separation of the oil from foreign matter in crude oil emulsions : en
  • PL26120B1 - Kir 47 h, 18: The arrangement of the sliders in the hydraulic piston pedals. : en pl
  • US2110051A - Clutch plate : en
  • FR825339A - Installation for lifting the sunken laundry : en fr
  • DE657383C - Group control of stationary-fed three-phase collector shunt motors with stationary brushes : de en
  • AU103276B2 - Process forthe manufacture of pig iron inthe blast furnace from burden rich in particular in silica or sulphur : en
  • US2109507A - Hair-clipping and shaving device : en
  • US2109780A - Shoe fitting index : en
  • US2110069A - Therapeutic appliance : en
  • AU308137A - Improvements relating to lead alloys : en
  • CH195961A - Wastewater supply channel for large central sewage treatment plants : de en
  • CH196218A - Process for the production of a new dye preparation. : de en
  • CA372119A - Artificial tooth : en fr
  • DE657318C - Cassette for cinematographic recording camera : de en
  • FR825412A - Lot dispenser advertising device : en fr
  • GB480880A - An improved form of spectacle and like cases : en
  • DK54381C - Device for parallel-connected steps in an electrical signal transmitter, controlled by a common control transmitter. : da en
  • US2109986A - Cooling unit for refrigerating machines : en
  • USD108688S - Design fob a dress : en
  • US2109679A - Sealing device for pumps : en
  • CH196186A - Process for the production of a new dye preparation. : de en
  • GB480929A - Chromium-manganese steel : en
  • US2109594A - Molding compositions : en
  • US2109532A - Manufacture of asbestos-cement sheets : en
  • US2110064A - Liner for the cylinders of reciprocating piston machines : en
  • CH195898A - Locking device on single or multi-leaf windows and doors. : de en
  • CH196156A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • GB480821A - Improvements relating to thermal switches or safety devices for use on low voltage circuits : en
  • CH196190A - Process for the production of a new dye preparation. : de en
  • CH196116A - Direction indicators for bicycles. : de en
  • US2109819A - Newspaper printing press : en
  • US2110010A - Process of separating beryllium compounds from aluminum compounds : en
  • PL26099B1 - A method of producing artificial resins by polymerizing aliphatic vinyl compounds. : en pl
  • US2109618A - Television system : en
  • USRE20666E - Method for the concentration of : en
  • PL26062B1 - Two-stroke internal combustion engine with intake and exhaust ports that are distributed by a working piston. : en pl
  • US2110007A - Desk set : en
  • GB480914A - Improvements in and relating to the preparation of bleaching and sterilising agents : en
  • CH195967A - Book and method of making the same. : de en
  • US2109733A - Electrical protective device : en
  • US2110108A - Ironing table : en
  • DE657464C - Process for depilating skins and pelts using microorganisms : de en
  • BE425860A - PROCESS FOR PREPARING LEATHER : en fr
  • US2109577A - Spinal adjustment apparatus : en
  • CH195968A - Method and device for drying the print on paper webs, sheets, etc., in particular in gravure printing machines. : de en
  • CH196247A - Process for the production of a new dye preparation. : de en
  • DE657363C - Process for hardening glass : de en
  • PL26150B1 - Designated flow boiler. : en pl
  • US2109690A - Drift recording apparatus : en
  • AU61137A - Improvements in or relating to electrolytic condensers : en
  • CH196020A - Method for manufacturing sand foundry molds and device for implementing this method. : en fr
  • CH196064A - Electric shaft furnace for direct resistance heating. : de en
  • CA372232A - Hydraulic gear : en fr
  • AU174937A - Process of and apparatus for printing of non-planar surfaces : en
  • PL26137B1 - : en pl
  • US2109516A - Railway car structure : en
  • US2109800A - Soldering mechanism for can bodies : en
  • CH195917A - Anti-slip protection on spoons and forks. : de en
  • CH195940A - Process for fermenting milk. : de en
  • CH195881A - Portable liquid distribution device, in particular for spraying vines, potatoes and other plants. : de en
  • CH195965A - Paper sack, especially for holding food that is subject to drying out. : de en
  • US2109977A - Shoe display support : en
  • PL26106B1 - A method for producing hydrogen-rich gas mixtures by partial combustion of methane and an apparatus for carrying out the method. : en pl
  • US2109792A - Method of treating pectin : en
  • US2109462A - Manufacture of alcohols from : en
  • US2109531A - Aquatic toy : en
  • AU145937A - Process of treating tar : en
  • CA372124A - Luminescent screen : en fr
  • CH196126A - Propeller. : de en
  • AU103320B2 - Spring hub forthe wheels of any vehicle : en
  • AU103289B2 - Heat exchanger : en
  • AU234437A - Improvements in adjusting slides or buckles for bands, webbing andthe like : en
  • CH195939A - Spin with device for tight connection of the drum to pipes. : de en
  • US2109865A - Electric valve protective system : en
  • USD108640S - Design fob a scarf blouse : en
  • DE1430931U - : de en
  • DK54377C - Ballpoint paper stack for Typewriters with Continuous Writing Blades. : da en
  • FR825434A - Process for the preparation of decorative films of several colors on surfaces of any kind : en fr
  • AU103270B2 - Improvements in a relating to telephone instruments : en
  • CH196238A - Process for the production of a new dye preparation. : de en
  • PL26066B3 - A method of producing a protective coating on iron or steel. : en pl
  • CH196010A - Key arrangement in calculating machines. : de en
  • DK54373C - Cake roll. : da en
  • AU103281B2 - Improvements in and relating to machines for the manufacture of cartons and the like : en
  • CH195884A - Sound and heat insulating, space-enclosing construction, such as floor, ceiling, wall, etc. : de en
  • US2109572A - Process of tanning skins and hides : en
  • CA372131A - Brush bristle manufacture : en fr
  • CH195924A - Closing head on bottle cap machines. : de en
  • CH196165A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • GB480773A - Improvements in or relating to apparatus for measuring and marking web materials : en
  • GB480987A - Improvements in folding boats, floats and other watercraft or floating vessels : en
  • CH195995A - Floor, especially light floor. : de en
  • USD108631S - Design for a combined ash receiver : en
  • CH195956A - Process for the production of pentaerythritol tetranitrate in granular form suitable for use in the manufacture of detonators or detonators. : de en
  • BE425823A - : en
  • CH196224A - Process for the production of a new dye preparation. : de en
  • CA372237A - Airplane safety system : en fr
  • CH196100A - Method for synchronizing the vertical change in television with interlaced transmission. : de en
  • CH195911A - Chip machine. : de en
  • US2110090A - Method of recording sound : en
  • US2109627A - Sound recording system : en
  • US2109643A - Illuminated sign box : en
  • US2110015A - Electric timing and counting device : en
  • PL26083B1 - Electro-pneumatic braking device. : en pl
  • DE657317C - Prismatic telescope finder for photographic purposes in connection with a basic range finder : de en
  • CA372264A - Air distribution apparatus : en fr
  • US2109631A - Conversion of hydrocarbon oils : en
  • CH196198A - Process for the production of a new dye preparation. : de en
  • US2109759A - Clasp device : en
  • US2110103A - Measuring valve for use with collapsible tubes : en
  • DE657418C - Retensioning device for catenary lines : de en
  • US2109464A - Manufacture of thioethers of alphaanthraquinone : en
  • US2109775A - Apparatus for teaching swimming : en
  • AU103258B2 - Improved attrition mill : en
  • CH196140A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • CH195947A - Process for the production of tungsten carbide with high wear resistance. : de en
  • CA372170A - Waterproofing composition : en fr
  • CH196282A - Process for the preparation of a polymethine dye. : de en
  • DE657417C - Steam chiller : de en
  • USD108647S - Design for an electric flare signal : en
  • CH196246A - Process for the production of a new dye preparation. : de en
  • GB480835A - Improvements in or relating to firebridges of furnaces burning solid fuel : en
  • US2109987A - Circuit controlling device : en
  • GB480829A - Improvements in electric cable systems : en
  • PL26127B1 - Handheld printing device. : en pl
  • GB480885A - Improvements in high vacuum distillation of oily materials : en
  • GB480901A - Process for improving the texture of rolled products : en
  • US2110021A - Driving mechanism : en
  • GB481006A - Improvements in suspension systems for motor and other vehicles : en
  • CH196132A - Process for the preparation of trans-Androsterone acetate. : de en
  • FR825367A - Improvements to devices for reducing friction in screw and nut type systems : en fr
  • GB481024A - Improvements in brackets for supporting curtain rails : en
  • GB480906A - Process for the separation of solid materials by flotation : en
  • US2109741A - Alternating current electromagnet : en
  • USRE20664E - Asparagus cooker : en
  • GB480799A - Improvements in or relating to toy railway systems : en
  • US2109750A - Double identity liquid dispenser for bottles : en
  • US2109882A - Portfolio : en
  • DE657373C - Pilger rolling process for the production of seamless tubes using rolled bodies with conical calibers : de en
  • US2109917A - Process of treating titaniferous ores : en
  • US2109641A - Low expansion glass composition : en
  • US2110053A - Plastic plug : en
  • FR825530A - Process for denaturing products for powering engines, with a view to their use for industrial purposes : en fr
  • PL26094B3 - A method of producing yarns from roving artificial fibers, obtained by a chemical method and cut to the length of the natural fiber of worsted or swede wool. : en pl
  • US2109596A - Lens system for color photography and cinematography : en
  • US2109847A - Counter construction : en
  • US2110105A - Pick motion : en
  • US2109524A - Grinding machine : en
  • US2109758A - Heating device : en
  • PL26057B1 - The method of dyeing animal fibers. : en pl
  • CH196108A - Device for cushioning the upper part of the vehicle on the wheels, in particular for motor vehicles. : de en
  • US2109772A - Thickened lubricating oil : en
  • US2109870A - Emergency valve : en
  • USD108659S - Design for a geometric puzzle : en
  • CA372194A - Arc welding shield : en fr
  • US2109480A - Copy holder : en
  • AU103294B2 - Improvements in traction means for agricultural machinery such as harvesters : en
  • US2109630A - Locomotive : en
  • FR825470A - Improvements to control and safety devices for railways : en fr
  • FR825275A - Improvements to electric cables : en fr
  • FR825290A - Improvements to elastic mounts for internal combustion engines : en fr
  • FR825426A - Manufacture of metal beams and t-bars of extraordinary dimensions : en fr
  • GB481162A - Improvements in toy guns : en
  • DE657398C - Device for examining and observing the vault parts of the human foot : de en
  • PL26110B1 - A method of producing patterns on fabrics by treating them with densifying agents. : en pl
  • FR825417A - Process for preparing condensation products of vinyl methyl ketone and water soluble aldehydes : en fr
  • FR825543A - Cast crankshaft : en fr
  • FR825499A - Bicycle with saddle and movable pedals using the rider's weight : en fr
  • GB480977A - Improvements in or relating to mattresses : en
  • CH196281A - Process for the preparation of a polymethine dye. : de en
  • DE657401C - Building game with tubular, different sized building bodies made of paper : de en
  • DE657424C - Arrangement for compounding three-phase current control sets with a commutator rear machine : de en
  • CH195950A - Process for the preparation of the 3-carboxamide of N-glucosido-dihydropyridine. : de en
  • CH195960A - Method and device for the electrical treatment of substances. : de en
  • US2109737A - Show window : en
  • US2109767A - Film driving mechanism : en
  • US2109832A - Lubricating device : en
  • FR825488A - Improvements in color photography : en fr
  • DE657281C - Steam power plant with fluctuating power and heat requirements : de en
  • FR825475A - New arrangement of needles in the stocking knitting machine cylinders to increase the life of these cylinders : en fr
  • FR825517A - Improvements to rupture arc blowing devices : en fr
  • GB480731A - Liquid fuel stove : en
  • GB481116A - Improvements in guide tubes for feeding bar stock to machine tools : en
  • CA372129A - Hair waving device : en fr
  • CH195897A - Waste sink with directly attached sink. : de en
  • CH196022A - Machine for the production of injection and compression molding. : de en
  • PL26116B1 - Car fire extinguisher. : en pl
  • US2109614A - Mixing machine beater : en
  • DE657372C - Adjustable eccentric drive for Nitschel works : de en
  • US2109705A - Fluid lift pump : en
  • USD108677S - Design for a dress : en
  • CA372139A - Hydraulic coupling : en fr
  • CH195984A - Electric exposure apparatus for reflex copies. : de en
  • CH196031A - Process for producing composite bodies and bodies obtained by this process. : en fr
  • CH196230A - Process for the production of a new dye preparation. : de en
  • DE1429796U - : de en
  • USD108651S - Design for textile fabric : en
  • US2109476A - Hydrocarbon oil treatment : en
  • US2109981A - Process of preparing polyvinyl esters : en
  • CA372207A - Air filter for ventilators : en fr
  • CH195890A - Safety device on gas appliances with a main burner. : de en
  • DE657468C - Piston pins, especially for internal combustion engines : de en
  • US2109589A - Liquid pistol : en
  • US2109888A - Cotton cleaning cylinder : en
  • US2110107A - Refrigerant compressor : en
  • CH195891A - Room thermostat. : de en
  • CH195996A - Projectile for smooth-tube weapons. : en fr
  • CH196098A - Circuit arrangement for bounce-free transmission of alternating current pulses. : de en
  • PL26131B1 - Method for the production of hydrocarbons by catalytic hydrogenation. : en pl
  • US2109796A - Barbecue furnace : en
  • CH196051A - Control transformer with tap selector built into the transformer tank. : de en
  • US2109632A - Hair waving device : en
  • US2109650A - Control for air conditioning systems : en
  • US2109789A - Means and method of packing : en
  • DE657382C - Rheostat : de en
  • DK54404C - Procedure for Manufacturing Floor and Wall Cladding Materials. : da en
  • GB480961A - Improvements in or relating to sliding clasp fasteners and process and apparatus for the manufacture thereof : en
  • GB480918A - Improvements in or relating to the manufacture of lined plates : en
  • FR825473A - Improvements to grid structures for trays used for freezing liquids : en fr
  • CA372254A - Fishing float : en fr
  • GB480726A - Improvements in or relating to moving coil electrical recording instruments : en
  • FR825513A - Method of scanning the cylinders of u-cylinder internal combustion engines : en fr
  • AU103271B2 - Improvements in or relating to the formation of protective layers on iron and steel articles : en
  • US2110086A - Abrasive wheel and mount therefor : en
  • CH195946A - Plant for the production of carbonic acid. : de en
  • US2109485A - Impregnation of metals with silicon : en
  • US2109843A - Apparatus for generating and applying ultrashort electromagnetic waves : en
  • CH196250A - Process for the preparation of an azo dye. : de en
  • DE657185C - Rotary lobe pump with automatic bleeding device : de en
  • GB481089A - Improvements in or relating to vacuum cleaners : en
  • US2109628A - Thermostatic valve : en
  • GB480757A - Improvements in liquid level indicators : en
  • GB480833A - Improvements in or relating to combination cycle locks : en
  • GR7198B - HOW TO LAUNCH THE SITE BY SPRING INTO THE TEXTILE TISSUES. : el en
  • FR825462A - Improvements to cameras : en fr
  • AU60637A - An improved method and apparatus for covering surfaces with foil : en
  • DK54394C - Towel dispenser. : da en
  • GB480800A - Improvements in clocks : en
  • CH196192A - Process for the production of a new dye preparation. : de en
  • AU68837A - Improvements in or relating to control systems for vehicle lamps : en
  • DE657296C - Device for wrapping telecommunication conductors with inductive loading material : de en
  • DE657481C - Arrangement to avoid bruises in the adjustment rails of teletyping machines : de en
  • GB480888A - Improvements in and relating to machines for grinding crank pins : en
  • AU103296B2 - Improvements in or relating to rot-proofing and water-proofing of materials : en
  • US2109465A - High frequency system : en
  • USD108669S - Design for a blouse : en
  • AU66137A - Improvements in compression ignition engines : en
  • US2109584A - Garment hanger : en
  • CH196276A - Process for the preparation of a polymethine dye. : de en
  • US2109545A - Breeze deflector : en
  • FR825536A - Straight Bank Multiple Telephone Selector : en fr
  • SU52659A1 - Device for gluing roll roofing materials : en ru
  • US2109975A - Anode : en
  • BE426100A - : fr
  • CA372231A - Stairway : en fr
  • CH196117A - Tube connection for bicycle frames. : de en
  • DE657229C - Process for the production of coffee substitutes : de en
  • CH196203A - Process for the production of a new dye preparation. : de en
  • CA372247A - Ornamental wheel disc : en fr
  • AU55138A - Improvements indirect acting shock absorbers : en
  • CH195959A - Process for the production of plastic masses. : de en
  • CH196228A - Process for the production of a new dye preparation. : de en
  • DE657261C - Gas-heated hot air shower with electrically controlled gas supply : de en
  • GB480993A - Improvements in and relating to rotary vacuum pumps : en
  • CA372144A - Catalyzer : en fr
  • DE657356C - Process for the preparation of a souring agent for bakery purposes : de en
  • AU64537A - Improvements in and relating to navigational indicating instruments : en
  • CA372162A - Shoe manufacture : en fr
  • DE657333C - Folder registry using staples for miscellaneous : de en
  • PL26129B1 - Method of separating krypton and xenon from atmospheric air. : en pl
  • PL26082B1 - The method of welding rail heads. : en pl
  • CA372158A - Plastic extrusion apparatus : en fr
  • CH196145A - Process for the preparation of a condensation product which can be used for pest control. : de en
  • DE657389C - Device for measuring angles to determine distances, heights and depths : de en
  • CH196017A - Process for the production of moldings with high wear resistance and toughness. : de en
  • CH196272A - Process for the production of a vat dye. : de en
  • AU103286B2 - Improvements in adjusting slides or buckles for bands, webbing andthe like : en
  • DE657290C - Sheet-shaped bookmark made of flexible fabric : de en
  • CA372186A - Ticketing machine : en fr
  • CH195929A - Warp beam with adjustable warp beam discs. : de en
  • GB481035A - Inking mechanism for rotary intaglio printing machines : en
  • GB481057A - Improvements in locomotive boilers : en
  • AU103300B2 - Improvements in or relating to devices forthe production of wire hoops for packing containers : en
  • CH196245A - Process for the production of a new dye preparation. : de en
  • DE657324C - Tool bag : de en
  • DK54391C - Weight, especially for live Cattle. : da en
  • FR825495A - Improvements to selector and printing devices : en fr
  • FR825458A - Device allowing the automatic recording of contraventions to established rules, as well as the identification of the offender : en fr
  • CH195894A - Method and device for the production of pipes from a cement mixture by centrifugal action. : de en
  • DE657427C - Process for the production of colored lacquers and film-forming coatings : de en
  • FR825317A - Improvements to vehicle night signaling : en fr
  • FR825491A - Device for fixing electrical conductors on an insulator : en fr
  • GB480964A - Improvements in or relating to smokers pipes : en
  • CH196090A - Oxygen breathing device with lung-automatic valve control. : de en
  • CH196215A - Process for the production of a new dye preparation. : de en
  • GB480978A - Improvements in apparatus for delivering liquids and viscous materials : en
  • PL26147B1 - A box for elongated items, especially cigarettes. : en pl
  • DE657458C - Waterproof toggle switch : de en
  • GB481078A - Improvements in and relating to vapour electric discharge devices : en
  • GB480728A - Improvements in or relating to chassis for vehicles : en
  • GB480742A - Improvements in or relating to self-closing stop-valves : en
  • DE657330C - Skylight window with a lever system controlled by a pull rod : de en
  • GB480910A - Improvements in railway rail joints : en
  • GB480969A - Improvements in power transmission mechanism for motor vehicles : en
  • GR7180B - PERFECTION OF THE JACKARER CARD DRILLING BUTTERS OF DIFFERENT TYPES. : el en
  • BE426087A - Tennis racket : en fr
  • US2109716A - Container and closure therefor : en
  • GB480878A - Improvements in and relating to the glazing and associated treatment of tiles and similar articles : en
  • FR825325A - Process for the recovery of bituminous pavement coatings, based on asphalt and tarry binders : en fr
  • GB480759A - Improvements in constructional toys : en
  • FR825390A - Process for producing corrugated artificial fibers : en fr
  • GB480872A - Improvements in or relating to rotary engines : en
  • FR825385A - Improvements to telegraphic printing devices : en fr
  • GB481185A - A process for improving artificial fibrous material : en
  • DE657381C - Device for true-to-time remote control, in particular in overlay remote control systems : de en
  • DE657311C - Breaker device : de en
  • GB481099A - Process for rendering cellulosic material water-repellent : en
  • DE657462C - Ignition device with fire cartridges for oil burner : de en
  • GB480838A - An improved washing apparatus for washing windows, shop fronts, carriages and such like : en
  • DE657172C - Circular knitting machine for the production of plush knitted goods : de en
  • GB481004A - A manually operated travelling rowing machine : en
  • US2109973A - Awning type window : en
  • US2109675A - Method of eliminating embrittlement and corrosion of pickled metal : en
  • US2110078A - Diesel engine fuel : en
  • GB480704A - Improvements in or relating to synthetic moulding materials : en
  • US2109670A - Combination tire and wheel hub cover : en
  • DE657268C - Business printing machine : de en
  • FR825318A - Method and devices for feeding and regulating fuel injection engines : en fr
  • FR825384A - Cinematographic camera : en fr
  • US2109744A - Electrooptical scanning apparatus : en
  • US2109811A - Process for dehydrating trialkali orthophosphate : en
  • USD108673S - Design for a dress ensemble : en
  • USD108656S - Design foe : en
  • GB480836A - Improvements in apparatus for discharging and charging retort furnaces and chamber furnaces : en
  • CH196178A - Process for the production of a new dye preparation. : de en
  • GB480930A - Improvements in or relating to means for enabling a room to be used at different times for different purposes : en
  • GB481011A - An improved machine for beating and dressing furs and the like : en
  • GB481104A - Improvements in or relating to machines for operating upon hides, skins, leather or the like : en
  • CA372199A - Refrigerated show case : en fr
  • CH196101A - Desk signal apparatus. : de en
  • GB480962A - Improvements in or relating to sliding clasp fasteners and apparatus for the manufacture thereof : en
  • FR825480A - Device for distributing an electric current for a determined time : en fr
  • FR825504A - Fur depilatory machine : en fr
  • DE657497C - Electrically heated sterilization tube for lumbar needles : de en
  • US2109529A - Reenforced construction for light hollow members : en
  • US2109484A - Can cover : en
  • US2109525A - Racket : en
  • US2109929A - Preparation of amino acids : en
  • CH195930A - Device for hand weaving. : de en
  • CA372242A - Broom : en fr
  • US2109481A - Mouse trap : en
  • US2109615A - Gear shifter : en
  • USD108646S - Design for a housing for air com : en
  • US2109838A - Medicine dosage container : en
  • GB481082A - Process of disintegrating substances containing cellulose : en
  • CH195975A - Device for controlling a rotary shaft, making it possible, at will, to stop this shaft or to make it rotate continuously or intermittently. : en fr
  • CH196286A - Process for the preparation of a polymethine dye. : de en
  • FR825448A - False square not having an articulation at its top : en fr
  • FR825270A - Method and device for making carbon paper using thin paper : en fr
  • DE657253C - Process for the operation of rotary kiln systems and cooling drums to carry out the process : de en
  • US2109765A - Packaging of fruits and vegetables : en
  • US2109824A - Reflector button mount : en
  • US2109841A - Production of metallic magnesium : en
  • US2109982A - Local correction of cable signals : en
  • GB480965A - Improvements in self-filling fountain pens : en
  • US2109470A - Method of producing brake drums : en
  • DE657461C - Tube testing device : de en
  • FR825479A - Receiving device for pneumatic station, combined with a switch : en fr
  • GB480787A - Process for the production of reguline beryllium : en
  • US2109834A - Electron discharge apparatus : en
  • US2109937A - Shaft or beam : en
  • GB480786A - Improvements in and relating to devices utilizing secondary electron emission : en
  • GB481159A - An improved method for the treatment of materials in the production of permanent magnets : en
  • US2109527A - Banding machine : en
  • FR825398A - Process for the treatment of dyed materials and fixing compounds used therefor : en fr
  • FR825447A - Support material, especially for construction : en fr
  • GB481037A - Improvements in or relating to vacuum filters : en
  • US2109608A - Internal combustion engine : en
  • CA372140A - Furnace wall : en fr
  • CH195886A - Method and device for compacting the bedding of sleepers. : de en
  • FR825294A - Waterproof holder for hygienic band : en fr
  • GB480861A - Improvements in lace and the method of producing the same : en
  • DE657294C - Circuit arrangement for supplying telephone systems using a buffer battery : de en
  • US2109580A - Fingernail filer : en
  • PL26080B1 - Artificially cooled sealed electric high-pressure discharge lamp containing inert gas and some mercury. : en pl
  • US2110023A - Violin body rest : en
  • CA372137A - Cough drop : en fr
  • CH195979A - Shutter blade for photographic lens shutters. : de en
  • CH196088A - Gas mask body. : de en
  • US2109583A - Gummed tape : en
  • CH195972A - Process for obtaining lightfast prints from original writing transferred onto a gelatin mass. : de en
  • PL26065B3 - Projectile with an additional sealing ring. : en pl
  • US2110071A - Lawn mower : en
  • SU52730A1 - Auto potentiometer : en ru
  • CH196067A - Lighting fixtures. : de en
  • CH196122A - Railway signal system. : de en
  • CH196205A - Process for the production of a new dye preparation. : de en
  • FR825338A - New masonry element and its manufacturing process : en fr
  • GB480744A - Improvements relating to screening devices for thermionic valves and the like : en
  • US2110079A - Sand pump : en
  • GB480980A - An improved fastening device : en
  • FR825465A - Device with hydraulic damping : en fr
  • US2109711A - Gas case-hardening furnace : en
  • US2109964A - Regulating device for centrifugal compressors : en
  • US2110112A - Apparatus for spraying extensive areas : en
  • US2110118A - Fabric and method of and apparatus for treating the same : en
  • DE657496C - Electrically heated stove : de en
  • GB480700A - Improvements in or relating to self-closing stop valves : en
  • CA372243A - Electric conductor : en fr
  • CA372111A - Electroplating method and product : en fr
  • DE657451C - Process for the preparation of monoethers of 2,6-dioxypyridine-4-carboxylic acid and their esters : de en
  • GB481083A - Dispensing apparatus for semi-solid substances such as upper cylinder lubricant for addition to petrol : en
  • US2110096A - Releasable internally expanding hose coupling : en
  • CA372114A - Rivet : en fr
  • GB480751A - Improvements in or relating to the drying of peat and the like : en
  • GB480868A - Improvements in or relating to devices for measuring or testing the pitch of gear teeth : en
  • GB480970A - A short-wave adapter for wireless receivers : en
  • US2109777A - Display device : en
  • CA372196A - Hydrocarbon distillate sweetening process : en fr
  • CA372210A - Hydrocarbon conversion : en fr
  • US2109573A - Modified resin composition : en
  • US2109713A - File for correspondence and the like : en
  • US2109940A - Brake : en
  • US2110092A - Commercial phonograph : en
  • DE657489C - Liquid level indicator : de en
  • PL26140B3 - The guiding ring of the projectile. : en pl
  • US2109454A - Apparatus for cutting grooved rolls : en
  • US2109489A - Liquid filling machine : en
  • CH196235A - Process for the production of a new dye preparation. : de en
  • BE425826A - : en
  • CA372179A - Corrosion resistant alloy : en fr
  • DE657375C - Process for the production of ribbons from different colored threads glued together at the side : de en
  • DE657403C - Screw mixer : de en
  • CA372198A - Sign cabinet : en fr
  • AU65137A - An improved reversible disc plough : en
  • CH196069A - Direct lighting device for endoscopes, ophthalmoscopes, specula and other similar instruments. : en fr
  • CH196164A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • AU527436A - Subterranean clover seed cleaning machine : en
  • CH196280A - Process for the preparation of a polymethine dye. : de en
  • CH196137A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • US2109701A - Clutch mechanism for windshield wipers : en
  • US2109900A - Heating apparatus : en
  • AU66637A - Boiling cascade machine for washing dishes, clothes andthe like : en
  • US2109924A - Quarter window ventilating construction : en
  • CH203136A - Process for the preparation of butanediol- (1,3). : de en
  • CH196018A - Process for producing a sintered hard metal alloy. : de en
  • AU64237A - Apparatus for heating air for air conditioning and other purposes : en
  • CH196232A - Process for the production of a new dye preparation. : de en
  • GB480907A - Improvements in and relating to prepayment mechanism operating knobs or handles : en
  • DE641238C - Manufacture of sulfamic acid : de en
  • GB480815A - Improvements in percussive rock drills : en
  • CH196277A - Process for the preparation of a polymethine dye. : de en
  • US2110046A - Broadcasting with reduced band width : en
  • CH196139A - Process for the preparation of an aminoacetic acid amide derivative. : de en
  • DE657447C - Laminated safety glass : de en
  • GB480846A - Oscillatable chuck especially for boring tools shiftable in direction relative to the axis and adapted to be locked in central position : en
  • US2110025A - Control system for air conditioning apparatus : en
  • US2110020A - Locomotive structure : en
  • US2110081A - Textile printing : en
  • CA372261A - Ventilation apparatus for mines : en fr
  • CH195942A - Process for granulating dough intended for the manufacture of activated carbon. : en fr
  • DE657194C - Process for the catalytic oxidation of methane to formaldehyde : de en
  • CA372132A - Volume control circuit : en fr
  • DE657483C - Process for starting pole-changing asynchronous motors with two stator windings designed for different numbers of poles : de en
  • CA372229A - Automatic speed gear : en fr
  • US2109842A - Water-oil emulsions and process of producing same : en
  • CA372181A - Power-reverse mechanism : en fr
  • CH195966A - Packaging for easily destructible products such as eggs, fruits, etc., and method and apparatus for manufacturing the same. : de en
  • CA372195A - Toothbrush : en fr
  • AU103317B2 - Improvements in or relating to electron discharge devices of the electron multiplier type : en
  • US2109635A - Gutter scraper : en
  • US2109640A - Conversion of hydrocarbon oils : en
  • US2109647A - Apparatus for coating surfaces : en
  • CA372218A - Airplane : en fr
  • CH196237A - Process for the production of a new dye preparation. : de en
  • USD108633S - Design for a bedstead : en
  • CH196109A - Drive device for motor vehicles, in particular motorway vehicles. : de en
  • US2109473A - Stick holder and dipping rack : en
  • US2109873A - Process of nitrating hydrocarbons : en
  • CH195970A - Squeegee device for gravure printing machines. : de en
  • CA372154A - Fireproof building : en fr
  • PL26125B1 - Method for the production of amino-fatty acid derivatives. : en pl
  • PL26139B1 - Spiral heat exchanger. : en pl
  • US2109853A - Clinometer device : en
  • USD108623S - kavenagh : en
  • PL26138B1 - Double manual pin switch lock. : en pl
  • US2109558A - Sheet material and articles made therefrom : en
  • US2109810A - Holder for cigarettes or the like : en
  • US2110037A - Adjustable bracket : en
  • DE657460C - Device for the mutual isolation and centering of the filament and the cathode cylinder of an indirectly heated cathode : de en
  • AU440236A - Improvements in and relating to moulds for centrifugally moulding tubular bodies from concrete or like cementitious materials : en
  • USD108642S - Design for a sanitary waste can : en
  • DE657430C - Process for hardening glass : de en
  • GB480939A - Improvements in or relating to perambulators : en
  • CA372174A - Motor mounting : en fr
  • CA372200A - Hydrocarbon oil : en fr
  • CH196180A - Process for the production of a new dye preparation. : de en
  • DE657197C - Idler wheel with rotating oil container : de en
  • CH196278A - Process for the preparation of a polymethine dye. : de en
  • PL26104B1 - Color method of developing halogen-silver emulsions. : en pl
  • US2109678A - Contact switch for ball rolling games : en
  • BE426069A - Pitch coking oven. : en fr
  • CH196084A - Process for the production of an antirachitic substance. : de en
  • CA372224A - Scaffold ladder : en fr
  • CH196155A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • CH195919A - Handle seating furniture, especially taburettes. : de en
  • AU103520B2 - Improvements in and relating to moulds for centrifugally moulding tubular bodies from concrete or like cementitious materials : en
  • AU65437A - Improvements in or relating to devices forthe production of wire hoops for packing containers : en
  • CH196162A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • US2110036A - Wiring device : en
  • AU64037A - Improvements in traction means for agricultural machinery such as harvesters : en
  • CH196160A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • US2110004A - Railway car truck : en
  • SU52652A1 - Sheet metal bending device in three-roll mills with preliminary bending of sheet ends : en ru
  • CA372150A - Spark-plug : en fr
  • CH196086A - Device for containing and administering injectable drugs. : en fr
  • FR825526A - Cutting and cooling lubricant : en fr
  • GB481028A - Manufacture of reducto-dehydrocholic acid : en
  • AU103304B2 - An improved stepladder, tressel andthe like : en
  • GB481096A - A process of dyeing : en
  • CA372148A - Suction cleaner bag : en fr
  • CH196030A - Set up on bar cutters and similar hand lever tools. : de en
  • US2109826A - Sled : en
  • PL26154B1 - Method for the production of permanganates. : en pl
  • CH195969A - Device for drying gravure paper webs. : de en
  • US2109907A - Hay handling apparatus : en
  • US2109967A - Extension for fishing lines : en
  • CH195931A - Process for impregnating, for waterproofing purposes, pieces or scraps of fabrics and product obtained with this process. : en it
  • CH195999A - Device for measuring the length of fabrics, paper, braids, etc. for retail sales. : de en
  • US2109839A - Process for manufacturing metal coated thread : en
  • US2109469A - System for treating fabrics : en
  • DE657148C - Muzzle-loading signal pistol with a cartridge retaining latch that can be operated from the outside of the pistol : de en
  • CH196075A - Sanitary napkin. : de en
  • FR825510A - Foldable parachute with adjustable length suspension belt and unique tether hook : en fr
  • GB481353A - Improvements relating to mercury or other conducting liquid switches : en
  • US2109897A - Teeter totter : en
  • CH196269A - Process for the preparation of an azo dye. : de en
  • AU529236A - Improvements in or relating tothe supply of fluid to forced flow vapour generators : en
  • CA372201A - Air conditioning system : en fr
  • CH196207A - Process for the production of a new dye preparation. : de en
  • CH196153A - Process for the preparation of a compound which can be used as a wetting agent, emulsifying agent, cleaning agent and detergent. : de en
  • PL26097B1 - High frequency cable. : en pl
  • AU103278B2 - Improvements in or relating toa method of producing thick-walled cup-shaped hollow metal bodies : en
  • AU103268B2 - A fluid operated electric switch : en
  • CH195964A - Set of leaves consisting of a folded ribbon. : de en
  • AU103318B2 - Improvements in or relating to rectifiers for use on very shortwaves : en
  • CA372155A - Fibre product : en fr
  • CH196227A - Process for the production of a new dye preparation. : de en
  • CH196107A - Automatic gear change transmission, especially for motor vehicles. : de en
  • CH196290A - Circular saw. : en fr
  • CH196045A - Explosion engine running on heavy oil. : en fr
  • DE657436C - Device for the production of tablets provided with a shoulder on a tablet press : de en
  • PL26121B1 - Device for cocking the buckle of automatic firearms. : en pl
  • US2109848A - Electric sadiron : en
  • CH195912A - Knee pad. : de en
  • US2109656A - Boiler and heating apparatus : en
  • CA372127A - Variable inductance tuning device : en fr
  • US2109791A - Rail bond and method of securing same to rails : en
  • US2109793A - Road machine : en
  • BE425532A - : en
  • CH196074A - Bandage splint with packaging. : de en
  • CH196270A - Process for the production of a vat dye of the anthraquinone series. : de en
  • CH196015A - Wristwatch. : en fr
  • CH196182A - Process for the production of a new dye preparation. : de en
  • CH196274A - Process for the preparation of a polymethine dye. : de en
  • CA372185A - Molybdenite separation : en fr
  • DE657435C - Down padding : de en
  • US2109657A - Medicated filler sole : en
  • US2109710A - Device for the control of sliding body tops for vehicles : en
  • PL26108B1 - Hand knitting needle. : en pl
  • US2109809A - Internal combustion engine : en
  • US2110070A - Coated fabrics : en
  • FR825520A - Hydrogenation process, in particular applicable to the hydrogenation of abietyl compounds : en fr
  • GB480727A - Valve stem : en
  • CH195935A - Chimney sweep overdress. : de en
  • FR825371A - Heated trolley : en fr
  • GB481025A - Improved operating means for sliding windows, ventilation panels, and the like, in motor vehicles : en
  • GB481091A - Improved method of and apparatus for fitting turbine blades to turbine rotors or casings : en
  • GR7185B - PAPER BAG FOR FISH DEPOSIT. : el en
  • CA372120A - Plasticized composition : en fr
  • CA372133A - Radio receiver gain control circuit : en fr
  • PL26085B1 - Arrangement of holders for double electrodes of spot welding machines. : en pl
  • CH196035A - Tear seam on fiberless transparencies. : de en
  • DE657445C - Process for producing a paint or filler, in particular for protecting roofs : de en
  • GB481033A - Improvements in or relating to synchronising means for machine guns firing through the propeller circles of aircraft : en
  • US2109585A - Crystallization of dextrose : en
  • US2109659A - Method of and apparatus for straightening doors : en
  • US2109905A - Knitted kuffjoto wheel : en
  • AU103299B2 - An improved reversible disc plough : en
  • CH196220A - Process for the production of a new dye preparation. : de en
  • CH196251A - Process for the preparation of an azo dye. : de en
  • AU331636A - Improved attrition mill : en
  • PL26090B3 - Self-lubricating bearing. : en pl
  • US2109783A - Engine : en
  • US2109787A - Automatic leveling ladder : en
  • US2110008A - Ironing machine : en
  • DE657360C - Protection device for oil-filled electrical equipment : de en
  • CH195978A - Roll film camera with a single lens reflex viewfinder chamber above the receiving chamber. : de en
  • CH196120A - Air heating with thermostatically controlled steam heating elements, in particular for railway vehicles. : de en
  • US2110039A - Clinch-nut : en
  • CA372141A - Hardened vitreous article : en fr
  • CH195991A - Ski binding. : de en
  • DE657259C - Pellets for pharmaceutical purposes : de en
  • FR825501A - Autographic device for making posters, labels and other inscriptions : en fr
  • GB481020A - Improvements in or relating to frequency changer systems for multi-range wireless receiving apparatus : en
  • DE656938C - Noiseless electric machine : de en
  • US2109776A - Means for indicating and/or recording unknown quantities : en
  • US2109612A - Storage receptacle with sliding closure : en
  • GB480740A - Process for treating organic fibrous materials for the manufacture of light-weight concrete : en
  • DE657499C - Holding device for flow meter : de en
  • GB481187A - Luminous flame coke and process of producing same : en
  • DE657457C - Optionally, the receiver can be switched to pendulum feedback : de en
  • FR825305A - Improvements to antivibration fixing devices : en fr
  • GB480853A - Improvements in beams : en
  • US2109544A - Space discharge tube stem machine : en
  • US2110034A - Demountable display rack : en
  • CH195899A - Protective glass containing neodymium. : de en
  • US2110049A - Electrical control system for fluid : en
  • US2109719A - Wall construction : en
  • US2110028A - Photographic roll film spool : en
  • DE657359C - Circuit arrangement for telephone systems : de en
  • GB480973A - Means for ventilating or extracting foul air from vehicles and such like : en
  • DE657127C - Arrangement for the control of electrical circuits with the aid of controlled gas or vapor discharge tubes : de en
  • DE657329C - Process for the production of a baking ingredient from potato starch : de en
  • PL26061B1 - Flare fittings with a sealing roller. : en pl
  • GB480933A - Improvements in nut locks : en
  • US2109708A - Reducing composition : en
  • US2109989A - Telegraph transmitting system : en
  • CH196083A - Process for separating a crystallizable substance similar to the D2 vitamin in terms of antirachitic effect from a substance mixture obtained by irradiating 7-dehydrocholesterol. : de en
  • CH196249A - Process for the preparation of an azo dye. : de en
  • CA372166A - Paper manufacture : en fr
  • CA372215A - Pulp straining machine : en fr
  • CH195879A - Mowing device arranged on a grass cart. : de en
  • CH196019A - Machine element pair. : de en
  • US2109968A - Products and processes for producing same : en
  • DE657474C - Roller brush : de en
  • US2109910A - End stapling machine : en
  • US2109567A - Flow dispensing advertising display for bottles : en
  • FR825271A - Steel alloys : en fr
  • FR825316A - Wire guide drum for winding machines : en fr
  • GB480826A - Improvements in hydraulic control mechanism for the change wheels of machine tools : en
  • FR825438A - Improvements to radiobeacons : en fr
  • US2109639A - Game apparatus : en
  • DE657271C - Photographic camera with interchangeable lenses and viewfinder : de en
  • GB481030A - Improvements in or relating to reels for hose pipes, cables and the like : en
  • US2109784A - Industrial platform : en
  • US2109688A - Pipe cutter : en
  • US2109970A - Fuel pump : en
  • GB481001A - Means for reducing high frequency disturbances in high frequency receiving apparatus : en
  • GB481087A - Improvements in or relating to stationery webs : en
  • GB481103A - Improved means of indicating the quantity of liquid in a container : en
  • DE657492C - Flat, box-shaped copy device : de en
  • US2109913A - Swab : en
  • CH196097A - Charge indicators at telephone subscriber stations. : de en
  • US2110102A - Rail joint : en
  • CH195933A - Installation for washing and disinfecting laundry. : en fr
  • US2109511A - Automatic vacuum control valve for milking apparatus : en
  • CH196219A - Process for the production of a new dye preparation. : de en
  • FR825280A - Safety device for electrical alarm systems operating by quiescent current : en fr
  • US2109673A - Roof structure : en
  • US2109720A - Sanitary closure for receptacles containing pourable substances : en
  • US2109802A - Sheet metal can body : en
  • GB480804A - Improvements in or relating to apparatus for depth measurement by echo reception methods : en
  • DE657366C - Vibrating screen with centrifugal drive and suspension in coil springs : de en
  • FR825340A - Rail connection : en fr
  • GB481161A - Improvements in and relating to hairdressing appliances : en
  • US2110026A - Pouring device : en
  • GB480908A - Improvements in shearing or cutting tools : en
  • GB480963A - Improvements in speed-reduction gearing : en
  • CH195880A - Heater for plantations. : en fr
  • GB480893A - Improvements in and relating to methods and apparatus for corrugating metal tubes : en
  • DE657307C - Flexible headgear for the tropics : de en
  • FR825253A - Method and device for unwinding artificial silk spun in the wet state from spools : en fr
  • GB480712A - Improvements in or relating to the manufacture of gelatine : en
  • FR825362A - Safety parachute for lifting devices : en fr
  • FR825456A - Projection device : en fr
  • DK54399C - Drive mechanism for Motor vehicles with swinging Half-axles. : da en
  • GB480705A - Improvements in or relating to mechanical warp stop motions : en
  • GR7184B - TERMINAL METAL COMPOSITE AFTER INSULATION RING OF BAKELIT BY SPINNING OF PETROL ENGINES AND THEIR AVIATION SUCH. : el en
  • DE657306C - Crate nailing machine for nailing the lid onto the crate frame : de en
  • GB481163A - Improvements in or relating to brooders; incubators and other warmed and ventilated enclosures : en
  • FR825527A - General automatic switch <<fire prevention>> for automobiles : en fr
  • US2109703A - Conveying mechanism for nut hullers : en
  • US2109735A - Engine : en
  • US2110104A - Locomotive crosshead safety construction : en
  • CA372234A - Container : en fr
  • CH195945A - Process and system for cooling dedusted roasting gases. : de en
  • CH196033A - Wedge holding device on hand planes. : de en
  • DE657212C - Housing for electrolytic capacitors : de en
  • DE657297C - Cylindrical plug socket rolled out of sheet metal with trimmed pole lug : de en
  • GB480749A - Manufacture of vat-dyestuffs of the anthraquinone series : en
  • PL26056B1 - Oasis steam train. : en pl
  • USD108661S - Design for a textile fabric : en
  • CH195955A - Cold sealing lacquer compound. : de en
  • USD108679S - Design fob a dress : en
  • DE657388C - Adjustable seat and deck chair : de en
  • GB480899A - Improvements in or relating to power-driven hand-guided machines : en
  • US2109602A - Connection device for loudspeakers : en
  • FR825420A - Device preventing devices receiving carrier frequencies from entering into action under the effect of disturbing or parasitic currents : en fr
  • US2109565A - Combined taillight and illuminated sign : en
  • US2110087A - Measuring device : en
  • GR7197B - LIVBOS SUBMARINE LIFEGUARD. : el en
  • FR825298A - Malleable metal packing gland system : en fr
  • FR825303A - Retractable antenna device for airplanes with retractable landing gear : en fr
  • GB480950A - Improvements in, or relating to, the production of artificial fibres : en
  • US2109638A - Game apparatus : en
  • DE657353C - Fogger : de en
  • DK54380C - Method and Wedge for Compression of Track Substrates. : da en
  • FR825382A - Process for the manufacture of a mixed nitrogen of potash and soda which is preserved in a granular state : en fr
  • US2109569A - Bandeau : en
  • US2109757A - Heat consumption meter : en
  • US2109825A - Clinical thermometer : en
  • US2109884A - Shoe structure and method of making the same : en
  • US2109874A - Crystal heater and regulator : en
  • AU103277B2 - Improvements in machinery forthe production of concrete pipes, poles, andthe like, also applicable for lining pipes cylinders, andthe like : en
  • CH195943A - Filter system. : de en
  • CH196042A - Device in internal combustion engines with a fuel injection pump and a hydraulic device for changing the injection time : de en
  • US2109969A - Milling mechanism : en
  • GB480754A - Improvements in or relating to oscillation generators for scanning or like purposes : en
  • GB480979A - Improvements relating to cooling arrangements for electric discharge lamps : en
  • GB481008A - Improvements in machines for the production of box parts : en
  • FR825460A - Flared mouth fire hose : en fr
  • GB480711A - Improvements in or relating to cathode ray tubes : en
  • GB480925A - Apparatus for playing a race game : en
  • CH196106A - Container for liquid cleaning products. : en fr
  • CH195905A - Electric hotplate. : de en
  • CH195906A - Electric hotplate. : de en
  • US2109723A - Collapsible blackboard and easel : en
  • USD108668S - Design for a dress : en
  • AU103323B2 - Improvements in or relating to control systems for vehicle lamps : en
  • DE657446C - Pulverized coal firing : de en
  • US2109533A - Bag : en
  • USD108634S - Design fob a chest of drawers : en
  • USD108660S - Design for a woven textile fabric : en
  • USRE20665E - Method of and apparatus for laying : en
  • DE657380C - Connection sleeve for multi-core electrical cables : de en
  • FR825406A - Process for treating vitamins and resulting products : en fr
  • FR825333A - Professional development in motor vehicles : en fr
  • GB480822A - The preparation of synthetic derivatives of lysergic acid : en
  • AU381736A - Improvements indirect acting shock absorber : en
  • GB480848A - Improvements in and relating to earth boring apparatus : en
  • CH196072A - Hollow tooth. : de en
  • CH196266A - Process for the preparation of an azo dye. : de en
  • PL26071B1 - Device for cutting into pieces of rod, moving in a longitudinal direction. : en pl