• US2309198A - Transporter of tractors and other equipment : en
  • US2309440A - Method for producing stencils : en
  • CH225453A - Process for the preparation of 1- (p-oxyphenyl) -3-n-butylamino-butane chlorohydrate. : de en
  • US2309091A - Carrier bar control mechanism : en
  • US2309384A - Quill nozzle : en
  • US2309113A - Treatment of artificial protein films and filaments : en
  • US2309379A - Receptacle support and closure operator : en
  • CH225345A - Device for discharging and separating the ground product from hammer mills. : de en
  • CH225443A - Electric capacitor. : en fr
  • PL31324B1 - Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen m. B. H., Berlin Lampholder for double-capped electric incandescent lamps or discharge lamps from a bank in the shape of a tube and a socket for such a lampholder : en pl
  • US2309590A - Apparatus for manufacturing tires : en
  • CA410202A - Anion removing process and product : en fr
  • CH225343A - Wooden sandal. : de en
  • CH225484A - Tire for a wheel with a rim. : en fr
  • FR878783A - Producer of air foam for fixed extinguishing systems, mainly for fuel tanks : en fr
  • GB550782A - Improvements in and relating to the granulation of fertilisers : en
  • US2309271A - Apparatus for making mold members : en
  • DE730846C - Method and apparatus for supplying foam dampening agents, such as. B. fat, liquids to be foamed, e.g. B. Fermenting wort : de en
  • SU62353A1 - Candy wrapping machine : en ru
  • US2309125A - Tape feeding machine : en
  • US2309458A - Poultry cage apparatus : en
  • US2309292A - Fraction computing mechanism for : en
  • US2309467A - Rochelle salt piezoelectric crystal apparatus : en
  • US2309337A - Production of organic sulphur compounds : en
  • US2309282A - Computing machine : en
  • US2309524A - Heating system : en
  • SU62230A1 - Cantilever Crane with Movable Counterweight : en ru
  • PL31354B1 - A device for piercing soil and removing soil when making foundation piles : en pl
  • USD134883S - Tool setting and checking jiauge : en
  • USD134920S - Design for a thimble : en
  • DE731009C - Process for applying foil insulation in an axially parallel direction to electrical conductors : de en
  • US2309278A - Piano action : en
  • US2309577A - Rotary compressor : en
  • DE730575C - Process for the preparation of phosphonium compounds : de en
  • FR878644A - Manufacturing process for shrinkage and swelling resistant finishes for rayon and viscose wool : en fr
  • FR878753A - Process for fixing pigments : en fr
  • DE730858C - Method for insulating electrical conductors : de en
  • FR878618A - Electric automatic adjustment device for any quantities to be adjusted, by means of switches with oscillating lever : en fr
  • CH225348A - Process and device for the extraction of carbonic acid, which is used for cold storage of unfermented fruit juices, from fermented carbonic acid produced in the cider factory. : de en
  • CH225433A - Electrical high frequency generator. : de en
  • CA410221A - Detergent : en fr
  • CA410152A - Sheet feeder driving means : en fr
  • CA410292A - Temperature regulating and ventilating system : en fr
  • US2309466A - Propeller blade fairing : en
  • PL31373B1 - : en pl
  • DE730913C - Signaling system for the transmission of messages of various importance and for the establishment of telephone connections via loop lines : de en
  • FR878688A - Electric machine with permanent magnet excitation : en fr
  • US2309142A - Apparatus for gauging machine parts : en
  • CH225507A - Machine vice with clamping device. : de en
  • CH225339A - Corselet. : de en
  • CH225461A - Procedure and device for the confidentiality of messages. : de en
  • US2309304A - Valve device : en
  • US2309370A - Heat treatment of vinylidene chloride polymers : en
  • US2309192A - Building wall corner construction : en
  • US2309245A - Card follower : en
  • US2309492A - Process for avoiding color fog on photographic color material : en
  • DE730863C - Process for the production of paint raw materials from fossil resins : de en
  • FR878790A - Wear-free gland packing for pneumatic punching tools : en fr
  • DE730819C - Device for changing the electrolytically effective surface of the anodes in galvanic baths : de en
  • US2309285A - Draw works transmission : en
  • US2309488A - Baking utensil coating material : en
  • DE732240C - Feedback device for telegraph systems : de en
  • CA410261A - Calculating machine : en fr
  • CA410247A - Frequency detector and control-voltage supply : en fr
  • DE730892C - By pulling together the support feet erect gantry crane : de en
  • CA410168A - Collapsible box or container : en fr
  • DE730945C - Mortar : de en
  • FR878748A - Device for color adjustment in photographic printers, color measuring devices, and the like : en fr
  • US2309240A - Calculating machine : en
  • CH225479A - Pallet device for wheels of vehicles, in particular agricultural tractors. : en fr
  • CA410260A - Pressure transmitter : en fr
  • US2309108A - Waterproof abrasive block and method of producing the same : en
  • DE730940C - Projector with image change indicator : de en
  • GB550910A - Improvements in luminairs : en
  • DE730934C - Process for the production of water-soluble pest repellants containing redone : de en
  • US2309451A - Metallic housing construction : en
  • USD134909S - Design for a deess : en
  • GB550776A - A process for the treatment of saturated hydrocarbons in the vapour phase : en
  • FR878799A - Process for preparing arylides of cyanoacetic acid : en fr
  • GB550805A - Improvements in dyes and dyeing : en
  • DE730998C - Television receiving circuitry : de en
  • GB550909A - Improvements in or relating to devices for measuring direct-current voltages of small value : en
  • CH225368A - Process for the production of a vat dye of the isodibenzanthrone series. : de en
  • US2309127A - Slicing machine : en
  • US2309436A - Removable center post for vertically slidable doors : en
  • DE730979C - Arrangement for determining the deviations of a speed from a target speed, preferably for counting : de en
  • GB550832A - Improvements in and relating to pistons for internal combustion engines and the like : en
  • FR878662A - Movable frame measuring device with dry rectifier and transformer in series for several measuring ranges : en fr
  • DE730825C - Gear change transmission with electromagnetic clutches : de en
  • DE730848C - Cutting machine for paper, cardboard, etc. Like. With automatic sequence of cutting and incremental feed : de en
  • FR878726A - Improvements to means for scraping surfaces, in particular for internal cleaning of glass containers : en fr
  • GB550870A - Improvements in or relating to optical systems : en
  • DE731005C - Device for determining the side of a bearing arrangement : de en
  • CH225360A - Process for the production of tetrahydrofuran. : de en
  • CH225412A - Smoking device. : de en
  • US2309117A - Indicating system : en
  • US2309425A - Draft control damper structure : en
  • US2309335A - Esters of hydroxypolyaryl methanes and process for preparing same : en
  • US2309539A - Spool construction : en
  • US2309602A - Piezoelectric resonator network : en
  • US2309340A - Method of curing gelatinous material stock : en
  • CA410165A - Dihydro-tachysterol : en fr
  • CA410253A - Refined gum manufacture : en fr
  • CH225470A - Non-slip cleat for horseshoe. : en fr
  • GB550897A - Improvements in and relating to fuzes for projectiles, bombs and the like : en
  • PL31333B1 - Friedrich Deckel Prazisions-Mechanik u. Maschinenbau, Munich Engraving machine for engraving especially large objects : en pl
  • FR878746A - Method and device for storing and briquetting powdery materials : en fr
  • FR878761A - New process for matting shiny fibers and agents used for this matting : en fr
  • US2309448A - Combination headlight and fog light for automobiles : en
  • US2309316A - Electrical collector : en
  • US2309366A - Process for the preparation of reagents for the treatment of liquids : en
  • DE730953C - Process for the preparation of substituted carboxamides : de en
  • FR878745A - Processes for the manufacture of isopropylaminomethyl- (3, 4-di-oxyphenyl) carbinol : en fr
  • CH225419A - Cock with ventable cock plug. : de en
  • US2309237A - Hatch for railway car roofs : en
  • US2309154A - Packing : en
  • US2309432A - Motor vehicle : en
  • PL31341B1 - A method of layering rolls and an apparatus for carrying out the method : en pl
  • DE730531C - Multipole electrical machine : de en
  • FR878649A - Improvements to electrical insulators : en fr
  • GB550901A - Improvements in or connected with hoe contrivances for land cultivation and other purposes : en
  • DE730946C - Mortar : de en
  • FR878744A - Improvements made to universal joints intended for mechanical transmissions between shafts which are not in alignment and in particular for transmissions for cars and trucks : en fr
  • PL31321B1 - Fernmeldetechnische Staatswerke - F. S. W. *), Warschau Magnetoelectric Machine : en pl
  • US2309178A - Identification ticket and method of producing same : en
  • US2309472A - Fish screen : en
  • GB550888A - Improvements relating to ball joints : en
  • DE730845C - Pit stamp : de en
  • GB550864A - Improvements in or relating to cold chamber die-casting machines for aluminium, brass and the like : en
  • FR878737A - Drum tipper : en fr
  • DE731013C - Protection device for the rotating resistances of three-phase motors with centrifugal starter : de en
  • AU116459B2 - Frequency modulated wave detectors : en
  • CA410192A - Training equipment for aviators : en fr
  • CA410290A - Controlled volume steam heating system : en fr
  • PL31272B1 - : en pl
  • PL31277B1 - Elektrotechnische Fabrik Schmidt & Co. Gesellschaft m. B. H., Bodenbach n. N. Exhaust switch for portable electric torches : en pl
  • GB550906A - Improvements in and in the manufacture of diamond and like tools : en
  • PL31289B1 - A device for continuous monitoring of the liquidity of the lubricant in an internal combustion engine, especially in an aircraft engine drive : en pl
  • US2309424A - Apparatus for freezing ice cream : en
  • CH225439A - Method of manufacturing electrical resistances. : en fr
  • FR878553A - Condensation products and their preparation process : en fr
  • PL31376B1 - : en pl
  • DE730954C - Closed high voltage fuse : de en
  • BE448428A - : fr
  • US2309116A - Toothbrush holder : en
  • BE448373A - : en fr
  • CH225370A - Process for the preparation of a dioxazine dye. : de en
  • US2309307A - Ball and socket connector : en
  • USD134887S - Photograph receiving plaque or similar article : en
  • US2309109A - Microphone : en
  • US2309272A - Sharpening device : en
  • IE16389L - Valves for pneumatic tyres : en
  • DE730901C - Rotating grinding tool : de en
  • CH225386A - Rewinding device on roll film camera. : de en
  • DE731002C - Arrangement for regulating the degree of amplification in terms of a dynamic reduction : de en
  • CH225501A - Process for the production of an etch-resistant stain dye. : de en
  • PL31326B1 - Ul Vh4;> f | Ul Vh4;> f | Ul Vh4;> f | : en pl
  • GB550835A - Improvements in and relating to plug valves and method of finishing same : en
  • DE730840C - Process for the production of molded articles from chlorinated rubber : de en
  • CA410238A - Titanium solution : en fr
  • SU62347A1 - The method of deposition of zirconium and hafnium : en ru
  • GB550893A - Improvements relating to rotary friction bearings : en
  • FR878681A - Process for the preparation of polycondensation products : en fr
  • FR878586A - Process for manufacturing oleum from sulfuric acid : en fr
  • GB550848A - Improvements in and relating to the vaporisation of metals : en
  • US2309375A - Self-oiling picker rod : en
  • US2309437A - Adjustable bearing for door locking bolts : en
  • GB550809A - Improvements in or relating to detent and clutch devices for use in synchronous electric motor mechanisms and for other purposes : en
  • US2309126A - Rolling machine : en
  • FR878723A - Improvements in heat diffusing devices : en fr
  • US2309476A - Glove : en
  • USD134912S - Design for a dress : en
  • DE730873C - Pump for gas detonators : de en
  • DE730942C - Sea anchor device for water planes : de en
  • FR878690A - Straightener mandrel : en fr
  • DE730924C - Process for the production of rayon from viscose : de en
  • US2309556A - Sediment collecting mechanism : en
  • CA410305A - Synthesis of carbon-halogenated alkyl amines : en fr
  • US2309164A - Spring unit and method of constructing the same : en
  • US2309585A - Apparatus for making terne sheets or plates : en
  • GB550859A - Improvements in or relating to the production of surgical catgut : en
  • US2309456A - Abrasive article : en
  • US2309679A - Process of preparing guanamines : en
  • USD134864S - Design for a brooch or similar article : en
  • CH225390A - Floor, e.g. B. Mine, with a pyrotechnic device for automatic destruction. : de en
  • US2309416A - Beach craft : en
  • DE730902C - Device for drying grainy or lumpy goods : de en
  • PL31309B1 - flkciova spolecnost dfive Skodovy zavody v Plzni, Prague and Bohdan Pantoflicek, Plzeň-Lochotin Fuse fuse : en pl
  • US2309561A - Method of treating metallic bodies : en
  • CA410176A - Mineral matter processing apparatus : en fr
  • CH225338A - Drum washing machine with pouring device. : de en
  • CH225392A - Measuring caliber for measuring bores. : de en
  • CH225415A - Roller bearings. : de en
  • US2309372A - Cutting tool : en
  • PL31273B1 - Schallband S ^ ndikat flktiengesellschaft, Berlin-Charlottenburg Cassette for an endless film : en pl
  • FR878672A - Process for manufacturing hardenable resinous condensation products : en fr
  • DE730826C - Stroke limiting device for telescopically extendable hydraulic pressure lifters : de en
  • US2309103A - Copper base alloy : en
  • US2309346A - Noncrystallizing rosin size and method of making same : en
  • FR878795A - Wiper Mechanism : en fr
  • GB550902A - A machine for trimming the ends of cylindrical metal tubes or bars : en
  • DE730876C - Ball joint connection for rotary valves of wind instruments : de en
  • FR878633A - Coaxial conductors : en fr
  • CA410153A - Boot rack : en fr
  • US2309153A - Heel-attaching machine : en
  • US2309431A - Shaver : en
  • USD134868S - Design fob a handbag : en
  • FR878742A - Packing box for specially shaped receptacles, particularly for receptacles having the shape of a conoid, an oblique prism or cylinder and, in general, any solid exhibiting an oblique character : en fr
  • US2309107A - Parachute device : en
  • FR878623A - Automatic gear shifting : en fr
  • FR878594A - Spinning reel : en fr
  • GB550891A - Improvements in and relating to flexible hose couplings : en
  • DE730519C - Manufacture of butadiene : de en
  • GB550857A - Improvements in or relating to cartons or like containers : en
  • PL31292B1 - Elida Limited Liability Company, Warschau 66Sd 3? / M Closing the tube : en pl
  • PL31298B1 - Patent-Treuhand-Gesellschaft fur elektrische Gliihlampen m. B. H., Berlin Electric high-pressure discharge lamp, especially high-performance mercury lamp : en pl
  • FR878762A - Frequency regulation method : en fr
  • GB550810A - Improvements in rotary drying drums : en
  • US2309256A - Marine life belt : en
  • US2309506A - Color television system : en
  • US2309530A - Apparatus for forming gear teeth : en
  • USD134862S - Design for a game board : en
  • US2309188A - Treatment of hides : en
  • USD134863S - Design for a folding chair : en
  • SU62330A1 - Russian oven : en ru
  • US2309489A - Electric circuit interrupting device : en
  • GB550774A - New or improved apparatus for the reception and/or transmission of electrical short waves : en
  • US2309148A - Hydraulic motor system : en
  • US2309242A - Vehicle top : en
  • US2309371A - Cutting tool : en
  • US2309480A - Combination score-sheet supporter and dispenser : en
  • US2309330A - Nailed wood block belt splice : en
  • DE730874C - Distributor for lubricant supplied through a pressure line with a distributor bushing driven by a turnstile with several outlet openings, which are fed to the housing by the automatic adjustment of their piston and the bushing : de en
  • PL31295B1 - A method of supersaturation of all kinds of wood : en pl
  • FR878611A - Process for obtaining furfurol : en fr
  • CA410193A - Steam pressure control : en fr
  • DE730861C - Monitoring device for oil transformers : de en
  • GB550908A - Drawing-off arrangement or mechanism for dealing with a fleece intermediate of scribblers or carding engines : en
  • USD134918S - Design for a tool box : en
  • DE730887C - Cathode ray tubes for generating intensity-controlled light, in particular for television purposes : de en
  • FR878656A - Receptacle : en fr
  • DE730877C - Drive wheel provided with grippers, especially for agricultural tractors : de en
  • PL31317B1 - Kale & Co. flktiengesellschaft, Wiesbaden-Biebrich 3Si? ^, ^ 1 Film for application to the substrate : en pl
  • DE730866C - Container for liquid medication : de en
  • US2309185A - Waterproof sealing compound : en
  • US2309195A - Pump and valve assembly : en
  • US2309101A - Copper base alloy : en
  • US2309102A - Copper base alloy : en
  • US2309545A - Capsulating machine : en
  • US2309605A - Hydraulic tool fluid reservoir : en
  • GB550862A - Improvements relating to railway traffic controlling apparatus : en
  • US2309180A - Folding table leg construction : en
  • US2309547A - Guiding device : en
  • US2309568A - Apparatus for sealing containers : en
  • USD134870S - Design fob a handbag : en
  • US2309519A - Wheel structure : en
  • CH225375A - Process for roughening aluminum alloys for galvanic coatings from acid baths. : de en
  • GB550898A - Improvements in or relating to riveting : en
  • US2309378A - Mounting for plural glassware forming neck pins and thimbles : en
  • US2309214A - Roller device : en
  • CH225429A - A method of adjusting the speed of a machine with droop. : en fr
  • CA410167A - Duplicating machine : en fr
  • FR878637A - Manufacture of unsaturated compounds : en fr
  • GB550818A - Method of obtaining a continuous feeding of granular, pulverulent or piece material and device for carrying out said method : en
  • GB550863A - Improvements in or relating to expansible braided wire covers or jackets for rubber tubes or cartridges for fluid pressure mining : en
  • US2309211A - Rotatable dial for determining amount of weight on formation : en
  • FR878624A - Device for automatic field adjustment in direct current winding machines : en fr
  • FR878780A - Device for the production of sawtooth currents : en fr
  • GB550808A - Improvements in radio apparatus for indicating the distance of a remote object : en
  • FR878752A - Process for preparing tetrachloroethane : en fr
  • IE16609L - Carboxyacylaminoaryl - sulphonamidothiazoles : en
  • PL31276B1 - Franz Paul Weber, Munich. Digital plate, eg for barrels, sealable : en pl
  • FR878632A - Rocker arm support for internal combustion engines : en fr
  • FR878582A - Child seat for bicycle : en fr
  • USD134898S - Design fob a dress : en
  • DE730994C - Process for the production of stable sodium carbonate perhydrate : de en
  • FR878614A - Wood sole, semi-flexible, semi-articulated, adaptable to all shoes : en fr
  • FR878728A - Gasifier nozzle for semi-automatic cleaning of the gasifier : en fr
  • FR878754A - Method and device for regulating an absorption refrigeration machine, in particular a dry one, working periodically : en fr
  • US2309165A - Air conditioning apparatus : en
  • US2309167A - Refining acid anhydrides : en
  • CA410194A - Elevator canvas : en fr
  • CH225491A - Process for the production of a cyclopentano-dimethyl-polyhydro-phenanthrene-carboxylic acid. : de en
  • CA410156A - Cutting tool : en fr
  • CA410267A - Fire-retardant board : en fr
  • CA410211A - Amplifier system : en fr
  • CH225399A - Process and installation for the carburization of iron and ferrous alloys out of the melting furnace. : en fr
  • CA410230A - Well treating method : en fr
  • CH225381A - Process for casting ready-made stereotype panels. : de en
  • CH225389A - Device for holding up the pins on devices for self-service when playing skittles. : de en
  • US2309510A - Extensible bracelet clasp : en
  • DE730967C - Arc furnace with a transformer assigned to it, which takes part in the tilting movements of the furnace or the movement of the electrode holder : de en
  • US2309531A - Stoker control : en
  • DE731023C - Soaking agent for sole leather : de en
  • FR878619A - Sliding door stop or braking device control device : en fr
  • US2309221A - Power arrangement for tractor implements : en
  • GB550846A - Improvements in or relating to centrifugal separators : en
  • FR878671A - Photographic camera with photoelectric light meter mounted on or in the camera : en fr
  • CH225477A - Direction indicator with bevel arm swinging up and down in the display position. : de en
  • US2309296A - Oil cooler : en
  • US2309601A - Undergarment : en
  • US2309471A - Mechanism for recovering and ar : en
  • DE730829C - Hanging device arranged at the head of the bomb : de en
  • USD134875S - Design for a lapel fin or the like : en
  • DE730917C - Timing relays, especially overcurrent timing relays : de en
  • USD134857S - Design fob a gybo-top ob sehilab toy : en
  • PL31327B1 - A method of electrolytic decomposition of potassium or calcium compounds : en pl
  • CH225341A - Manufacturing process of lace gloves. : en it
  • CA410217A - Fluid pressure brake : en fr
  • CH225328A - Process for the production of artificial threads from protein solutions. : de en
  • GB550884A - Improvements in and relating to the production of absolute alcohol : en
  • PL31300B1 - Emil Haschka, Muglitz Insulating board and machine for making such boards : en pl
  • GB550775A - Improvements in sensitive photographic materials : en
  • CH225438A - Electric regulator with feedback. : de en
  • US2309265A - Railway truck : en
  • US2309207A - Electric switch : en
  • US2309435A - Display rack : en
  • DE730883C - Heat-resistant coating compounds : de en
  • CH225471A - Process for the storage of storable and stackable goods under water. : de en
  • CH225373A - Process for the production of artificial structures. : de en
  • CA410155A - Sheet feeder : en fr
  • CH225411A - Stretch metal bracelet. : en fr
  • DE731019C - A high-voltage capacitor battery that can be regulated by a step switch located in a special case and housed together with it in a common housing : de en
  • US2309554A - Slicing machine : en
  • PL31374B1 - : en pl
  • USD134922S - Collecting receptacle for grindings or the like : en
  • US2309415A - Control system for pipe lines : en
  • US2309610A - Water-soluble phenolic resin and process of making same : en
  • FR878600A - Rectifier and voltage step-up device : en fr
  • CH225458A - Hair curlers. : de en
  • US2309223A - Brush cutter : en
  • US2309354A - Combined screen and ventilator : en
  • US2309347A - Food mixer : en
  • US2309143A - Attachment for electric fixtures : en
  • PL31316B1 - Keller & Knappich Gesellschaft mit beschrankter Haftung, Augsburg Kubel do garbage : en pl
  • PL31336B1 - The method of making flour from potato pulp : en pl
  • USD134855S - Design for a hat rack : en
  • DE730894C - Silver-copper alloys as contact material for electrical purposes : de en
  • BE448457A - : en
  • CH225450A - Process for imaging material bodies using neutrons as imaging radiation. : de en
  • US2309548A - Apparatus for sealing containers : en
  • USD134896S - Design for a dress : en
  • GB550877A - Apparatus for testing microphones : en
  • CH225492A - Process for the preparation of an acidic oxalic acid ester. : de en
  • CH225448A - Electric capacitor. : de en
  • US2309174A - Indicating apparatus : en
  • US2309462A - Window shade : en
  • SU62297A1 - The method of obtaining krypton and xenon : en ru
  • GB550913A - Bolting means for the locking of windows or the like : en
  • CA410243A - Tie stitch mechanism : en fr
  • AU116460B2 - Improvement in balanced frequency detector : en
  • PL31337B1 - N. V. Philips' Gloeilampenfabrieken, Eindhoven Neutralized high frequency amplifier : en pl
  • CH225400A - Alloy for soft welding of aluminum and aluminum alloys. : en fr
  • FR878653A - Device for sorting waste paper : en fr
  • BE448192A - : en nl
  • CH225357A - Process for the production of a new thiourea derivative. : de en
  • US2309398A - Ticket : en
  • CH225422A - Control for a motor gripper. : de en
  • FR878699A - Process for producing butadiene : en fr
  • CH225317A - Gas generators for vehicles for gasifying solid fuels, in particular for peat and softwood. : de en
  • DE730888C - Two-part spacer clip made of insulating material for laying cable lines, the base of which is first attached to the wall by itself : de en
  • US2309183A - Electrical shunt : en
  • US2309228A - Fluid indicating and control means : en
  • CA410197A - Swaging tool : en fr
  • CA410303A - Expansion joint : en fr
  • DE731022C - Circulation pump for pumping gases : de en
  • PL31281B1 - Fal ^ rica-Automobili Isotta Fraschini, Milan and Fllessandro Tebaldi, Med Multi-cylinder explosive engine head with spaced cylinders : en pl
  • US2309482A - Smoking pipe : en
  • US2309490A - Electric measuring apparatus : en
  • DE730911C - Process for the preparation of N- (aminoaryl) -pyrrolidones : de en
  • FR878716A - Mechanical control system of a movable member inside a vacuum tube and its applications : en fr
  • CH225454A - Process for making an ester. : de en
  • GB550792A - Chain-stitch sewing machine : en
  • PL31381B1 - : en pl
  • US2309236A - Spark plug : en
  • GB550830A - Precautionary or safety devices in textile combing machines : en
  • US2309136A - Process for preparing an alloy for cast dentures : en
  • GB550876A - Improvements in or relating to centrifuges : en
  • USD134917S - Design for a drafting machine : en
  • US2309382A - Camera mechanism : en
  • GB550911A - Improvements in or relating to burners for use with pulverised fuel : en
  • FR878741A - Adjustable protection lens : en fr
  • PL31299B1 - Elektrotechnische Fabrik Schmidt & Co. Gesellschaft m. B. H., Bodenbach Contact slider for pocket or handheld flashlights : en pl
  • US2309385A - Sanitary drinking cap : en
  • US2309498A - Cord applique for handbags and other articles : en
  • US2309093A - Apparatus for dispensing and hemming adhesive tape : en
  • PL31287B1 - Hafta-Kunststoffgesellschaft Dr. Hubner & Co. Kommanditgesellschaft, Berlin A two-piece tube : en pl
  • USD134915S - Design for a drinking straw or similar article : en
  • US2309591A - Fuel feeding system : en
  • IE17339L - Sulphonamide derivatives : en
  • USD134903S - Gross sedan cruiser : en
  • GB550896A - Improvements in or relating to shock absorbing suspension devices for vehicles : en
  • PL31296B1 - Typograph Gesellschaft mit beschrankter Haftung, Berlin Keyboard of font folders and row casting machines : en pl
  • DE731029C - Flight of stairs made of artificial stone steps : de en
  • DE730862C - Process for the preparation of substituted anthraquinones and the corresponding aroylbenzoic acids : de en
  • DE730869C - Running board support : de en
  • PL31335B1 - N. V. Philips' Gloeilampenfabrieken, Eindhoyen Electron tube and operating system with such tube : en pl
  • US2309353A - Combination planter and fertilizer distributor : en
  • US2309618A - Retractable support : en
  • DE730973C - Device for measuring the thickness of non-magnetic or weakly magnetic layers on magnetically conductive substrates with the aid of AC magnets with multi-limb poles : de en
  • FR878587A - Surface enrichment process in carbon of chromium steels : en fr
  • FR878785A - Electric current rectifier installation, comprising cells with barrier layers : en fr
  • DK60545C - Signal device for milking machines. : da en
  • FR878732A - Multi-fuel lean gas generator, for powering engines and other applications : en fr
  • GB550789A - Improvement in prepayment mechanism for meters : en
  • GB550849A - Improvements in or relating to the reproduction of documents : en
  • FR878602A - Radiological facility : en fr
  • FR878558A - Stepped adjustment for transformers and reactors : en fr
  • FR878658A - Device for influencing railway trains : en fr
  • US2309087A - Material spreader : en
  • DE730941C - Lock nut made of light metal : de en
  • PL31380B1 - : en pl
  • US2309137A - Catalytic conversion of hydrocarbons : en
  • US2309418A - Conveying apparatus : en
  • US2309587A - Driving mechanism for conveyers : en
  • GB550806A - Grinding wheel or other abrasive article : en
  • DE730997C - Electric train sign system for vehicle trains : de en
  • SU62359A1 - Internal combustion engine : en ru
  • US2309452A - Door casing construction : en
  • US2309297A - Supporting device : en
  • US2309133A - Apparatus for and methods of molding frozen comestibles : en
  • US2309241A - Dividing head : en
  • US2309308A - Closure cap and method of making : en
  • USD134881S - Design for a handbag : en
  • DE730847C - Wring machine with manually operated, swiveling control bracket : de en
  • US2309369A - Governor actuated switch : en
  • US2309512A - Gas lift oil recovery system : en
  • US2309208A - Electric welding : en
  • USD134877S - Design foe a dutch oven : en
  • CH225498A - Process for the preparation of a quaternary ammonium salt. : de en
  • US2309538A - Dowel bar contraction joint : en
  • DE730921C - Method for measuring the harmonic content of an alternating voltage that is in particular unbalanced to earth : de en
  • USD134899S - Combined tobacco tin holder and ash receiver : en
  • US2309251A - Cleaning apparatus : en
  • US2309576A - Pyrolysis of unsaturated ethers : en
  • DE731007C - Wave knife : de en
  • AU422942A - Frequency modulated wave detectors : en
  • CA410294A - Radio beacon shielding : en fr
  • FR878571A - Small water vapor tight packaging for frozen food : en fr
  • PL31338B1 - Manufacturing method for homogenized, dilutable water. medicinal preparations : en pl
  • US2309181A - Apparatus for forming closed tubes : en
  • US2309299A - Method of and apparatus for correcting the lead error of screw threads : en
  • USD134913S - Design for a dress : en
  • FR878647A - Scintillating photometer : en fr
  • GB550777A - Improvements in and relating to variable electric condensers : en
  • PL31356B1 - A method for generating pulses and an apparatus for generating pulses in this way : en pl
  • US2309739A - Z-aminopykimtoines : en
  • FR878595A - Elastic suspension, in particular for motor vehicles : en fr
  • DE731010C - Installation device with screw contact : de en
  • FR878679A - Ultra-short wave lamps, in particular triode with hollow chamber resonator integral with the lamp : en fr
  • FR878685A - Mandrel headstock for pilgrim pitch rolling mills and mandrel replacement method : en fr
  • DE730899C - Cinematographic camera with switch gripper and locking gripper : de en
  • DE730947C - Mortar : de en
  • US2309083A - Frequency modulator : en
  • US2309222A - Telegraph code converter : en
  • DK60536C - Procedure in the manufacture of selenium rectifier valve discs. : da en
  • PL31319B1 - : en pl
  • US2309157A - Tine mounting : en
  • US2309159A - Foot steering device for outboard motors : en
  • USD134874S - Card follower block for a filing drawer : en
  • US2309515A - Photographic printing frame : en
  • FR878767A - Pulley for wedge belts : en fr
  • FR878792A - Process for purifying roasting gases : en fr
  • FR878559A - Polyphase rectifiers : en fr
  • US2309168A - Dry lime hydrate and process for producing same : en
  • US2309522A - Manufacture of molding compounds : en
  • DE730867C - Curtain hooks : de en
  • FR878601A - calomel electrode : en fr
  • CA410248A - Carbon monoxide combustion : en fr
  • CH225391A - Mechanical surface testing device. : de en
  • PL31339B1 - flktiengesellschaft Brown, Boveri & Cie, Baden Turbine blade with a device protecting it against high temperatures and the method of its implementation : en pl
  • US2309475A - Spinning ball toy : en
  • US2309663A - Process fok preparing substituted : en
  • CH225460A - Method and device for fitting gas protective masks and for checking their gas-tight fit. : de en
  • US2309438A - Seat cushion : en
  • PL31330B1 - Patent-Treuhand-Gesellschaft fur elektrische Gliihlampen m. B. H., Berlin - Ht) 1 t, 33 / c Set of a cap and a socket for electric tubular discharge lamps f : en pl
  • US2309277A - Signal : en
  • US2309447A - Display device and method of making the same : en
  • PL31271B3 - Robert Bosch G. m. B. H., Stuttgart Sprayer for paints and similar materials : en pl
  • CH225351A - Process for denicotination of tobacco. : de en
  • CH225355A - Process for obtaining a calcium aluminate solution suitable for the production of pure clay. : de en
  • CH225406A - Vertical turning and boring mill. : de en
  • US2309219A - Table knife : en
  • US2309417A - Wood planing machine : en
  • CH225350A - Wire clip lock on jars and storage jars. : de en
  • DE730963C - Method and device for regulating the cooling capacity of absorption cooling apparatus : de en
  • DE730990C - Portable heavy machine gun with sliding barrel : de en
  • DK60542C - Building board, in particular load-bearing wooden floors, and procedure for the manufacture of such boards. : da en
  • US2309122A - Closure for pressure vessels : en
  • PL31312B1 - Company C. Conradty, Nuremberg *) Straight or curved carbon slide for electric vehicle collectors : en pl
  • DE730893C - Process for the production of hard metal molded bodies : de en
  • GB550892A - Improvements in and relating to pneumatic tyres : en
  • CA410256A - Textile machine strand feed controlling mechanism : en fr
  • CH225417A - Stopper valve. : de en
  • CH225447A - Process for the heat treatment of layers applied to a carrier. : de en
  • CA410281A - Printing telegraph apparatus : en fr
  • PL31342B1 - : en pl
  • DE730944C - Gas-tight twist lock for doors to air raid shelters : de en
  • GB550903A - Improvements in or relating to cutting means for use in dry-shaving apparatus : en
  • DE730520C - Process for the neutralization of sulfonic acids with organic ammonium bases : de en
  • PL31284B1 - Daimler-Benz flktiengesellschaft, Stuttgart-Unterturkheim Suspension of a rigid axle, especially in motor vehicles : en pl
  • PL31344B1 - Compagnie Generale d'Electro-Ceramique, Paris UoAjL siffyty Rigid oil insulator : en pl
  • CH225371A - Process for the production of gunpowder without the use of volatile solvents. : de en
  • US2309387A - Corrugator : en
  • US2309429A - Expansible collapsing plug apparatus : en
  • US2309597A - Automatic clutch : en
  • CA410188A - Building or structure : en fr
  • CH225494A - Process for the preparation of an acidic oxalic acid ester. : de en
  • CA410232A - Fibrous glass product manufacture : en fr
  • DE730951C - Spiral slide : de en
  • CA410151A - Mechanical toy : en fr
  • IE16514L - Laminated fabric articles : en
  • US2309324A - Recovery of nitrogen bases : en
  • US2309493A - Regulating system : en
  • US2309341A - Closure : en
  • FR878638A - Blown Arc Switch : en fr
  • FR878768A - Single span shed bracing : en fr
  • CH225364A - Process for the preparation of a monoazo dye. : de en
  • DE730959C - Azimuth gyro : de en
  • CA410236A - Titanium oxide : en fr
  • CH225398A - Process for the production of steel objects which, after being heated to temperatures above 800 ° C without post-treatment, are said to be safe against intergranular corrosion. : de en
  • FR878620A - Carburetor : en fr
  • FR878797A - electrode for autogenous welding : en fr
  • FR878562A - Process for the preparation of new ethers-salts of alkaloids of the genus of erythrophlaeum : en fr
  • US2309571A - Method of making friction materials : en
  • CA410159A - Flashlight : en fr
  • CA410310A - Colour photographic image production : en fr
  • AU487342A - Improvement in balanced frequency detector : en
  • FR878664A - Shoe sole protector : en fr
  • USD134900S - Design for a dress : en
  • PL31367B1 - : en pl
  • GB550895A - Improvements in or relating to a process for the continuous vulcanisation of rubber or the like : en
  • DE730823C - Device for guiding tracks, e.g. B. film webs, long narrow edge strips : de en
  • DE730991C - Self-acting multi-barrel rifle : de en
  • FR878573A - Refractory winding : en fr
  • FR878551A - Metal container mutator with cooling tubes : en fr
  • GB550834A - Improvements in and relating to the damping of electric regulators : en
  • CH225397A - Device for cleaning clocks and clock parts. : de en
  • CA410207A - Paper machinery : en fr
  • US2309442A - Piston ring : en
  • US2309563A - Electrolytic cell : en
  • US2309615A - Crankshaft grinder : en
  • CA410163A - Paper manufacture : en fr
  • FR878673A - Shell cooling process : en fr
  • USD134894S - Reiling belt : en
  • US2309580A - Printing ink : en
  • US2309255A - Casement for portholes and the like : en
  • US2309261A - Attaching device : en
  • US2309338A - Valve construction : en
  • GB550847A - Improvements relating to machines for casting metal under pressure : en
  • DE730841C - Pack for self-sellers for the individual issue of goods, especially cigars : de en
  • PL31322B1 - Ignition device for impact detonators : en pl
  • FR878736A - Connection piece specially for copper-aluminum junction : en fr
  • GB550779A - Improvements in or relating to navigational instruments : en
  • DE730853C - Process for the purification of mixtures of tea oils and aliphatic hydrocarbon oils : de en
  • FR878629A - Process for the stable incorporation of albuminoid substances into fibers, films or plastic masses of other origin : en fr
  • DE730955C - Circuit for a mechanical oscillating contact inverter : de en
  • CA410229A - Four stroke cycle engine : en fr
  • FR878677A - Traction and shock coupling device for vehicles and, in particular, for sedans : en fr
  • FR878735A - Pneumatic motor device with automatic return : en fr
  • DE730925C - Process for the production of animalized, artificial structures : de en
  • DE730952C - Process for the production of fatty acids by electrolysis : de en
  • FR878660A - Sizing process : en fr
  • DE730820C - Process for the manufacture of hollow valves : de en
  • CA410181A - Truck body end gate control : en fr
  • FR878764A - Improvements in the mixing of finely divided powdery materials : en fr
  • US2309190A - Tray set : en
  • US2309156A - Electric controlling apparatus : en
  • DE730970C - Roentgenschirm with listening device : de en
  • FR878561A - Method and device for the purification of used lubricating oil and similar liquids : en fr
  • FR878693A - Agglomeration process of fuels : en fr
  • CH225332A - Bobbin changing device on a winding machine with a bobbin storage container arranged to the side of each winding station. : de en
  • DE730835C - Double wind turbine : de en
  • DE730922C - Device for adjusting the height of electric hanging lamps : de en
  • GB550858A - Improvements in or relating to indicating or measuring gauges : en
  • US2309579A - Toy molding device : en
  • GR10028B - APPLIANCE TO PROVIDE FLAME AND SMALL INTERCASE LIGHTING. : el en
  • BE448407A - Gasifier hearth with automatic supply and cleaning : en fr
  • CH225489A - Acetylene gas generator to power internal combustion engines. : en it
  • GB550839A - Improvements in dyes and dyeing : en
  • CH225369A - Process for the production of a vat dye of the isodibenzanthrone series. : de en
  • GB550912A - Reduction of cross-talk : en
  • US2309281A - Rod end connection : en
  • US2309501A - Automatic laced inner belt for foundation garments : en
  • US2309589A - Drilling machine and spindle driving mechanism : en
  • DE730850C - Process for the preparation of organic nitrogenous compounds with three carbon bonds : de en
  • BE448442A - : en
  • CA410273A - High frequency antenna : en fr
  • US2309166A - Method and means for producing missiles in flight : en
  • USD134884S - Design for a photographic mount : en
  • US2309317A - Burner control : en
  • US2309414A - Damping magnet system : en
  • US2309604A - Door holder : en
  • CH225421A - Drive, especially for battery ignition distributors and magnetos. : de en
  • CA410149A - Pastry product manufacture : en fr
  • CH225365A - Process for the preparation of a direct drawing copper-containing dye. : de en
  • PL31275B1 - Daimler-Benz Aktiengesellschaft, Stuttgart Suspension of motor vehicles with wheels, especially drive wheels with variable spacing, suspended on oscillating axles : en pl
  • US2309179A - Domestic appliance : en
  • US2309496A - Heating apparatus for injection molding machines : en
  • CH225403A - Electric soldering device. : de en
  • CH225473A - Single-axle road trailer with unit for generating electricity. : de en
  • US2309349A - Three-position relay : en
  • CA410241A - Screw : en fr
  • CA410160A - Valve device : en fr
  • CH225333A - Equipment on looms for mechanical reset of the ark. : de en
  • US2309257A - Wheel mounting : en
  • CA410157A - Seed and specimen mount : en fr
  • SU62366A1 - Device for automatically plotting the working and idling speeds of a slider actuated through the scenes : en ru
  • CA410300A - Clinch nut : en fr
  • PL31351B1 - Device of evaporators in periodically operating absorption refrigeration apparatuses : en pl
  • US2309486A - Screening apparatus : en
  • US2309525A - Electric signaling : en
  • CH225321A - Drawing table. : de en
  • CH225308A - Process for the erection of buildings using reinforced concrete elements and buildings obtained by this process. : en fr
  • DK60548C - Stop mechanism for doors, lids or other opening means. : da en
  • BE448527A - : en
  • US2309218A - Welding flash trimmer : en
  • PL31303B1 - Device for blowing holes forged with a drilling hammer : en pl
  • CH225404A - Lathe with a device to keep the cutting speed constant. : de en
  • CA410183A - Lubricating means for engines, etc. : en fr
  • US2309238A - Valve stem or valve operating device for fire hydrants : en
  • CA410277A - Typewriter : en fr
  • CH225480A - Vehicle wheel. : de en
  • CA410309A - Condensation product : en fr
  • US2309569A - Method of separating sodium salts : en
  • US2309444A - Vegetable slicer : en
  • CA410266A - Telephone system : en fr
  • FR878776A - Thickening agents for printing fabrics : en fr
  • US2309267A - Carbon arc lamp : en
  • US2309392A - Fish reduction process : en
  • US2309170A - Internal combustion engine : en
  • US2309150A - Beta-p-methoxyphenylpropyl methylamine : en
  • US2309234A - Dispenser : en
  • US2309318A - Collapsible baby or doll crib : en
  • PL31283B1 - Robert Bosch G. m. B. H., Stuttgart $ 2f ^ ^ sfóz Impact device : en pl
  • US2309551A - Pump : en
  • CH225378A - Ring binder mechanism. : de en
  • US2309364A - Hydrogen exchange material and process for the preparation thereof : en
  • DE730852C - Process for the preparation of salts of N-containing heterocycles which are substituted in ª ‡ or ª † position by a ªÏ-alkyl mercaptoaethene group : de en
  • FR878705A - Improvements to stoves, burners or the like : en fr
  • GB550797A - Push-pull electric switch : en
  • FR878635A - Process for preparing butadiene : en fr
  • DE730836C - Method and device for covering sugar or other crystalline substances : de en
  • DE730984C - Dismantling fuses for darall projectiles of small kailbers : de en
  • DE731031C - Bearing metal : de en
  • US2309260A - Means and method for preparing work for machining : en
  • US2309394A - Skate : en
  • DK60538C - Chairs that can be stacked together and have folding seats. : da en
  • FR878599A - Bathing cap : en fr
  • CH225323A - Countertop cooker. : de en
  • DE730972C - Device for operating the drive of overhead traveling cranes, trolleys or the like. : de en
  • FR878691A - Combined spraying and drying plant : en fr
  • GB550788A - Improvements in and relating to electric meters and instruments : en
  • FR878610A - Pickling process : en fr
  • DE730912C - Rail foot insulation : de en
  • DE730361C - Device for drying and sterilizing surgical instruments : de en
  • DE730817C - Drawer self-seller for issuing cards, stamps or the like. : de en
  • GR10029B - AUTOMATIC ELECTRICAL APPLIANCE NOTIFICING ATTEMPT VIOLATION OF STORES, HOUSES ETC. : el en
  • FR878598A - Process for opening piles of freshly cut synthetic wool : en fr
  • FR878687A - Process for the production of solid dyes on salt ethers or cellulose ethers oxides, and products obtained by this process : en fr
  • US2309086A - Material spreader : en
  • FR878675A - Manufacturing process for super-iconoscopes signal plates : en fr
  • FR878759A - Improvements to discharge lamps : en fr
  • GB550851A - Improvements in valves for pneumatic tyres and other articles : en
  • FR878643A - Lacquered sheet for the manufacture of cans : en fr
  • US2309542A - Talking doll : en
  • DE730644C - Arrangement for converting devices working as rectifiers or inverters : de en
  • GB550915A - Improvements in and relating to mechanical stokers for boiler and other furnaces : en
  • DE730969C - Heart rate and blood pressure monitors : de en
  • DE730851C - Process for the production of oil-like condensation products with drying properties : de en
  • DE730983C - Propeller measuring and testing device : de en
  • DE730905C - Process for the production of alkali arsenates : de en
  • DE731015C - Reactive power monitoring and control arrangement with any number of levels : de en
  • FR878791A - Toy : en fr
  • FR878608A - Spinning reel : en fr
  • US2309309A - Bubble tray : en
  • US2309485A - Lapping tool : en
  • US2309095A - Method of producing novelty yarn : en
  • USD134890S - Design for a deess : en
  • CH225456A - Cream. : de en
  • SU62275A1 - Synchronous machine : en ru
  • US2309269A - Compensating means for magnetic compasses : en
  • US2309332A - Register drive mechanism : en
  • BE478214A - : en fr
  • PL31363B1 - Brennabor-Werke rtktiengesellschaft, Brandenburg, Havel Tricycle bicycle cart : en pl
  • US2309243A - Process for breaking petroleum emulsions : en
  • CA410218A - Wheel slip control apparatus : en fr
  • US2309331A - Vent plug for storage batteries : en
  • FR878743A - Improvements to mobile position control devices : en fr
  • CH225430A - Liner cupboard with air cooling. : de en
  • DE730870C - Use of copper alloys for objects exposed to water hammer : de en
  • US2309559A - Mechanism for transmitting power : en
  • US2309303A - Shoe cementing apparatus : en
  • FR878727A - Manufacturing process of thin sealed tubes of electrically weldable metals and difficult drawing and in particular of stainless steel : en fr
  • PL31315B1 - : en pl
  • FR878669A - Rotary furnace for carbonization or distillation of organic or other materials in a closed vessel with recovery of products released at various temperatures : en fr
  • DE730904C - Broom : de en
  • US2309363A - Base exchange material and process for the preparation thereof : en
  • FR878778A - Fridge intended for use with ice or other refrigerants : en fr
  • PL31310B1 - C. Lorenz flktiengesellschaft, Berlin-Tempelhof ///) / _ / Galvanic coupling for coupling machine parts with different potentials : en pl
  • US2309097A - Pneumatic hammer : en
  • DE730499C - Device for remote transmission of a pointer position according to the impulse method : de en
  • DE730844C - Baking separation process : de en
  • GB550856A - Improvements in or relating to closure members for vacuum tubes : en
  • DE730801C - Variable inductance with permeability adjustment : de en
  • US2309502A - Syringe : en
  • US2309560A - Method and apparatus for measuring and recording vibrational effects : en
  • FR878682A - Device for producing metal layers by thermal vaporization : en fr
  • PL31372B1 - : en pl
  • DE730916C - Device for actuating a control valve for flowing means in electrical switches : de en
  • FR878609A - New advanced high voltage rectifier : en fr
  • FR878692A - Fuel injection device combined with an ignition device, in particular for preheating the intake air for internal combustion engines : en fr
  • DE730971C - Injection syringe, especially for veterinary use : de en
  • US2309138A - Lift truck : en
  • US2309289A - Process fob disinfecting seeds : en
  • GB550817A - Improvements in the manufacture of wire piston and other rings : en
  • FR878603A - Rudder control for airplanes, with variable gear ratio : en fr
  • GB550878A - Process for finishing wool and other nitrogenous textile mater als : en
  • USD134879S - Design for a brooch or similar article : en
  • CH225401A - Hydraulic press. : de en
  • CH225409A - Expanding mandrel. : en fr
  • FR878701A - Combustible liquid burner : en fr
  • FR878718A - Pre-carbonization gasifier generator : en fr
  • FR878719A - Assembly process by welding of tubular elements : en fr
  • PL31361B1 - : en pl
  • CH225496A - Process for the preparation of a quaternary ammonium salt. : de en
  • CH225322A - Rack for baking trays, frying pans and the like. : de en
  • US2309468A - Power transmission : en
  • PL31307B1 - Injection equipment for hardenable synthetic resins or masses containing hardenable synthetic resin : en pl
  • FR878566A - Tensioning device for bands or the like applicable to hose clamps, strapping, ties etc. : en fr
  • GB550821A - Improvements relating to drag devices for the flyers of core covering or lapping and like machines : en
  • PL31280B1 - Robert Bosch G. m. B. H., Stuttgart Tool holder for percussion devices : en pl
  • US2309367A - Electric ring for rotary knitting machines : en
  • US2309098A - Control system for industrial vibrating machinery : en
  • FR878720A - Process for the production of an agglomerate of charcoal for the use of gasifiers : en fr
  • DE1527718U - : de en
  • FR878555A - metal prop for mines : en fr
  • FR878630A - Manufacture of materials for hard toes and buttresses of shoes, non-flammable, and manufacture of such hard toes without the use of flammable organic solvents : en fr
  • GB550866A - Improvements in collapsible push chairs for children : en
  • GB550844A - Improvements in reaction propulsion engines : en
  • CA410190A - Building or structure : en fr
  • CA410252A - Refined gum manufacture : en fr
  • DE730839C - Process for impregnating freshly juiced, not debarked round wood : de en
  • US2309380A - Process for producing protein plastics : en
  • DE730885C - Process for the production of condensation products from degradation products of animal glue and highly solidifying fatty acids : de en
  • US2309409A - Rotary cutter : en
  • US2309419A - Mixture control for internal combustion engines : en
  • US2309373A - Hair winder : en
  • US2309518A - Quenching and straightening tools : en
  • US2309118A - Azo compounds : en
  • US2309593A - Pavement : en
  • US2309595A - Mechanical movement : en
  • USD134893S - Rotary polishing and burnishiug machine : en
  • FR878641A - Double twist spindle : en fr
  • PL31347B3 - The method of tanning raw and fur skins : en pl
  • US2309290A - Cooling nozzle for tempering hollow glassware : en
  • US2309427A - Combination pressing and steaming iron : en
  • US2309491A - Oar structure for rowboats : en
  • DE731021C - In one work step without interrupting the work in the middle of the foot, a stocking with a French foot and a method for producing such a stocking on the flat weft knitting machine : de en
  • FR878604A - Tailless airplane with landing flaps : en fr
  • US2309283A - Windmill : en
  • CA410210A - Slitting device : en fr
  • USD134865S - Design fob a double boiler or the like : en
  • USRE22257E - Method of : en
  • CA410288A - Boom structure crowd : en fr
  • PL31362B1 - Cooling appliance with blower in rear engine mounted car : en pl
  • USD134882S - Design fob a hat : en
  • GB550887A - Improvements in and relating to reflectors : en
  • CH225382A - Method of manufacturing matrices. : de en
  • GB550907A - Improvements in or relating to push-pull amplifying circuits : en
  • FR878606A - Process for making fabrics slip-resistant and for ensuring sturdy knitwear : en fr
  • FR878583A - Circular copper pipe in the copper-ammoniacal artificial fibers industry : en fr
  • DE730552C - Adjustment screw : de en
  • FR878698A - Diaphragm-controlled pressure regulator for the expansion of pressurized liquefied or compressed gases : en fr
  • FR878607A - Dynamic, automatic comparator, for the control of a dimension, width, thickness or diameter, intended more particularly for rolling and drawing : en fr
  • FR878640A - Back pressure burner for heating liquids : en fr
  • US2309523A - Method of heating and handling liquids : en
  • USD134888S - Design for a jewelry pin : en
  • US2309408A - Side chain ketones of the cyclopentanopolyhydrophenanthrene series and process of making same : en
  • US2309263A - Process for the production of catalysts : en
  • US2309264A - Railway truck rocker centering device : en
  • DE730837C - Process for the removal of colloidal impurities, in particular from sugar seeds and waste water : de en
  • DE730881C - Method and device for the production of coatings from metal and bitumen by the spraying method : de en
  • CA410269A - Hydrocarbon treating process : en fr
  • PL31364B1 - : en pl
  • US2309575A - Grinding wheel : en
  • US2309325A - Method of and apparatus for handling and tempering glass : en
  • US2309155A - Draper fastener : en
  • US2309513A - Combined kitchen and serving wagon : en
  • US2309397A - Protective journal bearing means : en
  • CH225472A - Device for conveying powdery bulk goods using compressed air. : de en
  • FR878779A - Method for alternately charging and discharging surface elements inside cathode ray tubes : en fr
  • GB550868A - Improvements in exhaust silencers for internal combustion engines : en
  • CH225353A - Apparatus for distilling and concentrating liquids. : en it
  • DE731012C - Switching device for electrical machines, axially moved by flyweights : de en
  • US2309314A - Radio guidance system : en
  • US2309344A - Drum conditioning apparatus : en
  • US2309529A - Lock for adjustable end wrenches : en
  • PL31358B1 - Scintilla fl.-G., Solothurn Armature of multi-voltage machines for wireless telegraphy and telephony, wound with many windings separated electrically : en pl
  • PL31383B1 - Vossloh ~ Werke G, m, b. H ,, Werdohl Two-part or multi-child frame made of insulating compound : en pl
  • US2309470A - Respirator : en
  • US2309549A - Safety razor : en
  • USD134892S - Design for a jacket : en
  • DE730968C - Process for generating water gas, in particular synthesis gas or hydrocarbon gas, in continuous operation : de en
  • CH225388A - Device used to teach shorthand. : en fr
  • US2309175A - Hair clipper : en
  • CH225361A - Process for the preparation of 3,4-dimethyl- (d-ribitylamino) -benzene. : de en
  • US2309084A - Articulation means for artificial dentures : en
  • US2309129A - Azo compounds and process for coloring : en
  • CA410264A - Fire-extinguishing composition : en fr
  • CH225503A - Collapsible device with a pistol and a small caliber target. : de en
  • CA410224A - Metal surface processing : en fr
  • DE730962C - Process for removing the excess mixing water from concrete and for the simultaneous compression and compensation of the concrete structure : de en
  • CH225331A - Device for guiding the thread running off the pay-off bobbin of a winding machine. : de en
  • BE448448A - : en fr
  • US2309140A - Hookless fastener : en
  • US2309661A - Process of preparing guanamines : en
  • DK60533C - Detection device for Telephone systems or similar Remote signaling systems. : da en
  • FR878616A - Milk box : en fr
  • US2309457A - Manufacture of chlorine dioxide : en
  • CH225367A - Process for the preparation of a water-soluble monoazo dye. : de en
  • CA410258A - Resilient joint : en fr
  • CH225445A - Arrangement for the electron-optical imaging of a light image projected onto a flat photocathode. : de en
  • CA410233A - Permanent hose coupling : en fr
  • CA410284A - Relay mounting means : en fr
  • GB550801A - Improvements in or relating to one-piece suits such as overalls, aviators suits or the like : en
  • CH225468A - Can be shortened. : de en
  • US2309405A - Refrigerant control valve : en
  • DE730857C - Driving lock device for traction vehicles : de en
  • PL31305B1 - Sobre Societe Holding Generale de Brevets, Luxembourg Grenade thrower or infantry mortar and missiles for these guns : en pl
  • DE730661C - Summation device for automatic decimal place-wise blank writing of vertical and transverse counters : de en
  • FR878680A - Vertical machine tool for lathe and drilling work : en fr
  • GB550828A - Improvements in the coating of metal articles by deposition of metal by welding : en
  • GB550886A - Improvements in or relating to connecting means for artificial arm fitments : en
  • FR878581A - Manufacturing process of a combined material of iron and lead bronze : en fr
  • GB550833A - Improvements in or relating to thermal insulating materials and the manufacture thereof : en
  • US2309196A - Substitution products of anthraquinone and the corresponding aroyl-benzoic acid and process of preparing the same : en
  • US2309434A - Diesel engine : en
  • US2309144A - Container : en
  • US2309606A - Railway car structure : en
  • US2309520A - Overshoe : en
  • CA410222A - Organic compound manufacture : en fr
  • US2309607A - Unitary clamp assembly : en
  • CA410250A - Engine muffler : en fr
  • CA410263A - Rotary driving mechanism : en fr
  • CA410302A - Yarn manufacture : en fr
  • CA410297A - Door operator : en fr
  • US2309294A - Manufacture of pezzer catheters : en
  • USD134910S - Design for a dress : en
  • GB550890A - Improvements in products made of thermoplastic materials : en
  • US2309578A - Differential mechanism : en
  • PL31285B1 - Daimler-Benz flktiengesellschaft, Stuttgart-Unterturkheim Chassis for motor vehicles, consisting of several parts separated transversely : en pl
  • DE730726C - Horizontal press for treating cellulose tablets with alkali : de en
  • DE730928C - Process for making fibers from molten glass and other heat plastic materials and blowers for use in this process : de en
  • PL31366B1 - : en pl
  • US2309276A - Sound record : en
  • US2309295A - Thermostatically controlled air : en
  • US2309383A - Deep well pump : en
  • FR878613A - Extendable hoe : en fr
  • US2309082A - Guitar and guitar nut : en
  • US2309508A - Eye exercising and testing device : en
  • US2309553A - Buffing wheel : en
  • USD134854S - Design for a garment rack : en
  • CA410283A - Automobile window mechanism : en fr
  • CH225485A - Lighting device for vehicles, in particular but not exclusively for bicycles. : en it
  • CH225363A - Process for the preparation of a tetrakisazo dye. : de en
  • CH225416A - Quick coupling. : de en
  • US2309161A - Plate clamp : en
  • US2309603A - Automatically lubricated roller chain running on tracks : en
  • CH225483A - Tire covers, in particular for bicycles. : de en
  • GB550854A - Improvements in or relating to the manufacture of esters of chlorine containing organic acids : en
  • US2309343A - Defect detecting and removing apparatus : en
  • CH225509A - Process for the preparation of an unsaturated derivative of pregnane-3.20-dione. : de en
  • US2309619A - Grease stick : en
  • US2309406A - Musical instrument : en
  • DE730872C - Balancing machine with adjustable swing axis : de en
  • GB550873A - Improvements relating to friction brakes : en
  • US2309184A - Typewriter attachment : en
  • US2309284A - Discharge bucket : en
  • US2309541A - Finger ring : en
  • US2309149A - Building : en
  • US2309536A - Staple : en
  • FR878661A - Current electric switch, in particular circuit breaker with arc extinction by means of a pressurized medium : en fr
  • FR878667A - Device for hot and spray application of paints and varnishes : en fr
  • GB550840A - Dyes and dyeing : en
  • CA410289A - Olefine oxide recovery : en fr
  • USD134885S - Design fob a plaque ob similar article : en
  • CA410201A - Anion removing process and product : en fr
  • PL31370B1 - : en pl
  • US2309233A - Subirrigation system : en
  • FR878733A - Electric resistance welding process : en fr
  • US2309586A - Static frequency changing system : en
  • US2309581A - Anemometer : en
  • DE730987C - Process and plant for the evaporation of liquid : de en
  • US2309494A - Game : en
  • US2309594A - Method and device for shredding materials : en
  • AU116454B2 - An improved wooden hut or like structure : en
  • PL31290B1 - P- D- U A C U 'A MJCPP4Z & Z ^ S Company Richard Schneider, Rauenstein, Thuringen Air Exercise Bomb : en pl
  • US2309484A - Ladder foot : en
  • US2309483A - Organic material and the preparation thereof : en
  • CH225387A - Photographic camera with photoelectric light meter. : de en
  • PL31314B1 - The method of compensating for the erroneous modulation (disturbing signal) in the photo lamp which occurs when unfolding a light-sensitive mosaic plate with a beam of cathode rays : en pl
  • US2309391A - Device for injectively treating plants : en
  • US2309461A - Railway crossing signal : en
  • DE730871C - Device for displaying a certain running speed for the beginning of a sound recording : de en
  • DE730906C - Extraction of vanadium from slag and blast furnace top dust containing it : de en
  • CH225425A - Device on internal combustion engines to regulate the compression pressure. : de en
  • GB550838A - Improvements relating to coloured fabrics composed of or containing organic derivatives of cellulose : en
  • CH225372A - Process for regenerating vulcanized rubber. : en fr
  • US2309302A - Transfusion equipment : en
  • US2309381A - Gate : en
  • US2309100A - Copper base alloy : en
  • CA410295A - Centrifugal pump seal : en fr
  • US2309464A - Safety carrier : en
  • US2309141A - Hat brim pouncing machine : en
  • US2309291A - Internal combustion engine : en
  • US2309213A - Walking toy : en
  • PL31346B1 - C. Lorenz flktiengesellschaft, Berlin-Tempelhof High frequency induction coil with ferromagnetic powder core : en pl
  • US2309106A - Fluid medium distribution system : en
  • US2309225A - Wire line pipe cutter : en
  • AU362841A - An improved wooden hut or like structure : en
  • CA410285A - Railway signalling system : en fr
  • CH225313A - Cement siphon. : de en
  • CA410257A - Fastener slider assembling machine : en fr
  • CA410272A - Paper container making machine : en fr
  • CH225383A - Type cleaning brush. : de en
  • CH225463A - Contact bank. : de en fr
  • CH225469A - Locking device on umbrellas with telescopic roof poles and umbrella pole parts : de en
  • CA410215A - Fluid pressure brake control device : en fr
  • FR878552A - Non-return valve for ventilation installations, in particular for ventilation installations of protective chambers, shelters, and the like : en fr
  • GB550825A - Improvements relating to footwear : en
  • FR878781A - Camera with photoelectric light meter reports externally or internally : en fr
  • CH225320A - Support device for babies. : en fr
  • FR878725A - Improvements made to gas dust collectors, in particular to gasifier gas : en fr
  • CA410276A - Typewriter : en fr
  • CH225376A - Tear device on packaging sleeve made of paper. : de en
  • US2309114A - Steam generator : en
  • US2309600A - Sheet feeding mechanism : en
  • USD134856S - Design foe. a religious plaque : en
  • GB550843A - Improvements in or relating to apparatus for sorting statistical cards : en
  • CA410223A - Frequency comparator : en fr
  • CH225408A - Device for deburring toothed workpieces. : de en
  • CA410204A - Ophthalmic lens : en fr
  • CH225402A - Method for brazing metal jackets surrounding ceramic insulating pieces. : de en
  • CA410262A - Blower wheel manufacture : en fr
  • US2309201A - Machine for operating upon insoles : en
  • US2309145A - Truck for explosives : en
  • PL31313B1 - Device for electron-optical reproduction of light image on a flat cathode : en pl
  • CA410172A - Screw head : en fr
  • FR878707A - Device for heating by gasifiers : en fr
  • CH225497A - Process for the preparation of a quaternary ammonium salt. : de en
  • US2309210A - Platform supporting means : en
  • US2309266A - Toothed cultivator : en
  • CA410182A - Portable rack for baskets : en fr
  • FR878654A - Bicycle hub gear shift control device : en fr
  • FI19472A - I lit it especially for airplane bombs : en fi
  • DE730909C - Process for the preparation of esters of estrogenic substances : de en
  • US2309567A - Washing machine transmission : en
  • FR878622A - Improvements to gasifier engines : en fr
  • CH225459A - Gas mask with air purge for the eye panes. : de en
  • CH225413A - Screw locking. : de en
  • US2309473A - Cover for bolt openings : en
  • FR878627A - Process for preparing a special viscose : en fr
  • CH225488A - Acetylene gas generator to power internal combustion engines. : en it
  • FR878560A - Device for voltage adjustment of operating devices in electrical installations : en fr
  • FR878676A - Vehicle coupling device : en fr
  • FR878636A - Process for obtaining phenols starting from aqueous solutions : en fr
  • FR878766A - Device for making watermark paper without holes : en fr
  • FR878721A - Special charcoal for gasifiers : en fr
  • GB550786A - Improvements in or relating to the production of foils, films, filaments, tubes and like structures of regenerated cellulose : en
  • GB550815A - Improvements in the preservation of rubber latex : en
  • CA410213A - Electric discharge apparatus : en fr
  • FR878694A - New sprinkler : en fr
  • US2309402A - Flashlight switch : en
  • DE731028C - Electric stove : de en
  • FR878777A - Electron tube : en fr
  • GB550831A - Improvements in or relating to machines suitable for use in inserting headed fasteners in workpieces : en
  • FR878569A - Self-sealing flexible pipe joint : en fr
  • FR878798A - Aircraft engine cooling system : en fr
  • GB550799A - Improvements in or relating to the production of phosphorescent materials : en
  • US2309204A - Trailer coupling and steering apparatus : en
  • US2309611A - Bus bar conduit : en
  • DE730855C - Component for the interfering effect isolating connection of components, especially in vehicle and aircraft construction : de en
  • DE730880C - Process for manufacturing outsoles : de en
  • GB550811A - Improvements in lathes and similar machine tools : en
  • PL31306B1 - A method for producing mediocre curtains for windows, and an apparatus for carrying out the method : en pl
  • PL31288B1 - Honigmann-Nassfilter Konsortium Munchen, Munich Wet filter for cleaning exhaust gases or similar gases : en pl
  • DE730949C - Theater toys with a rotating stage : de en
  • FR878605A - Device for making the temperature of the lubricating oil equal to that of the coolant in the case of liquid-cooled automobile engines : en fr
  • GB550781A - Improvements in or relating to dirt bags for suction cleaners : en
  • IE17353L - Polymeric terephthalates; synthetic fibres : en
  • US2309401A - Pressure gauge : en
  • GB550905A - Improvements in and relating to thermal demand meters : en
  • US2309664A - Method of preparing guanamines : en
  • DE730833C - Drainage nozzle of a sink with grinder : de en
  • FR878652A - Car for various terrains : en fr
  • US2309390A - Photographic method of matching and selecting coiffures or the like : en
  • GB550783A - Method of and apparatus for filling cans and like containers with liquid, plastic orsemi-liquid materials : en
  • DE730821C - Greasing device, especially for candy filling tubes : de en
  • FR878724A - Junction or junction box for aluminum conductors : en fr
  • GB550790A - Improvements in or relating to means for controlling yarns in knitting machines : en
  • US2309088A - Manufacture of modified resin : en
  • US2309092A - Process of decaffeinating coffee : en
  • US2309428A - Tight winding device for watches : en
  • CA410184A - Tractor device : en fr
  • CH225457A - Method for sterilizing surgical sutures. : de en
  • FR878577A - Junction jaw plug for taking a copper conductor shunt from an aluminum conductor or vice versa : en fr
  • US2309163A - Method of motor control and apparatus therefor : en
  • GB550899A - Improvements in or relating to systems for modulating high-frequency oscillations with the suppression at least partially of one of the side-bands : en
  • US2309305A - Abrasive article : en
  • US2309445A - Vehicle seat construction : en
  • US2309313A - Means for producing relief in screw threads : en
  • US2309336A - Addition agent for lubricating oils : en
  • US2309359A - Hair winder : en
  • US2309526A - Coffee maker : en
  • US2309564A - Yarn for pneumatic tires, etc. : en
  • CA410164A - Differential mechanism : en fr
  • CH225312A - Method and device for producing an elongated hollow body from bulk material. : de en
  • US2309327A - Centrifugal pump apparatus : en
  • US2309160A - Brake lever : en
  • USD134859S - Design for a compact ok similar article : en
  • FR878651A - Process for preparing ketene : en fr
  • CH225330A - Bearing for high-speed stationary shafts, especially spinning spindles. : de en
  • US2309342A - Method of making moldable thermosetting compositions : en
  • DE730831C - Process for promoting the trickling of dicalcium silicate products : de en
  • CA410189A - Building or structure : en fr
  • CA410293A - Radio beacon : en fr
  • CH225426A - Pressure exchanger. : de en
  • PL31282B1 - Electricitatsgesellschaft "Sanitas" m. B. H., Berlin jt04 \ 6 High-performance mercury lamp, essentially gas-filled and equipped with self-heating, non-activated flame-retardant metal bulb electrodes : en pl
  • DE730950C - Beam splitter to avoid weir vibrations on overflowing weir flaps : de en
  • FR878612A - A method of making a sealing and fixing material with a fibrous material and a hardening binder, and a wall plug made of this material : en fr
  • FR878756A - Process for the breeding of microorganisms allowing the production of fat and other constituents of the cell : en fr
  • CA410244A - Television scanning system : en fr
  • FR878706A - Log cutting device : en fr
  • US2309412A - Evaporation of caustic : en
  • US2309355A - Mechanism for separating intermixed divided materials : en
  • SU62267A1 - Device for quality control of spot welding : en ru
  • GB550827A - Improvements in tube bending machines : en
  • CH225452A - Closure clip for bandages, bandages, bandages or the like. : de en
  • FR878590A - Overcurrent cut-off system by means of automatic circuit breakers for high currents : en fr
  • CH225325A - Container made of sheet steel or iron. : de en
  • CH225306A - Machine for cleaning bulbous vegetables. : de en
  • US2309173A - Black ceramic pigments and method of preparation : en
  • US2309334A - Steam generator : en
  • US2309479A - Diaphragm valve : en
  • USD134902S - Design for a game board : en
  • USRE22256E - Means fob loading cabs : en
  • FR878588A - Dynamics adjustment method during recording or transmission of sound events : en fr
  • GB550861A - Catalytic cracking of hydrocarbon oils : en
  • GB550860A - Means for breathing mixtures of gases at low temperatures : en
  • GB550879A - Process and apparatus for improving composite metal articles : en
  • BE448551A - Process for the saponification of organic sulfochlorides and purification of the products of saponification : en fr
  • CH225307A - A method of constructing a brick panel, and a panel obtained by this method. : en fr
  • GB550804A - Improvements in windows particularly for indicating instruments or the like : en
  • FR878700A - Method for precipitating charcoal on objects, in particular ceramic objects : en fr
  • FR878739A - Improvement to devices for indirribly heated undulating waves : en fr
  • GB550780A - Improvements in hangars and like structures : en
  • GB550785A - Improved photographic process and light-sensitive elements therefor : en
  • GB550816A - Improvements in apparatus for supplying electric current to consuming devices : en
  • USD134869S - Design fob a handbag : en
  • DE730965C - Device for adjusting the tension of torsion springs arranged in the hollow axis of rotation of an electrical switch : de en
  • GB550823A - Improvements in self-locking nuts : en
  • DE730961C - Swing axle suspension for vehicles : de en
  • FR878788A - Dyes belonging to the dioxazine series and process for preparing these dyes : en fr
  • DE730849C - Tear-off pad : de en
  • FR878650A - Process for the preparation of sulfonamide derivatives : en fr
  • CH225379A - Book mechanics, in particular for books for holding loose sheets. : de en
  • FR878576A - Oat sheller : en fr
  • FR878574A - Contact selector device for remote control systems : en fr
  • US2309499A - Shock absorbing apparatus : en
  • US2309509A - Process for the preparation of diamines from ketonitriles and products thereof : en
  • USD134860S - Glass dish or article of similar nature : en
  • SU62351A1 - The method of preparation of silico-calcium cement : en ru
  • FR878786A - Improvement in the manufacture of briquettes using roller presses : en fr
  • CH225309A - Joist connector. : de en
  • GB550867A - Improvements in or relating to lathes : en
  • US2309596A - Coupling structure : en
  • US2309177A - Orange and grapefruit peeler : en
  • CA410161A - Plywood panel manufacture : en fr
  • DE730988C - Process for making infrared rays visible : de en
  • US2309407A - Hold card holder : en
  • US2309441A - Power divider : en
  • US2309199A - Tractor transmission : en
  • PL31375B1 - Edward Fuller, Warschau Ceiling block : en pl
  • US2309681A - Beta-alkoxyguanamines : en
  • DE730471C - Arrangement for converting alternating current of constant voltage into alternating current of constant current strength or vice versa : de en
  • FR878697A - Process for the preparation of polycondensation products : en fr
  • US2309229A - Regulator valve : en
  • DE730931C - Process for the recovery of copper-tin alloys, e.g. B. bronze, from scrap iron plated with such : de en
  • FR878665A - Softener for polyvinyl compounds : en fr
  • FR878757A - Further training for processors : en fr
  • DE730920C - Brush holders for electrical machines : de en
  • CA410185A - Salve or ointment : en fr
  • US2309249A - Securing means : en
  • US2309357A - Swaging machine : en
  • CA410209A - Web severing mechanism : en fr
  • PL31334B3 - Method for the production of J4-5-andrastenol-17-ones-3 containing at position 17 an unsaturated side chain, and their derivatives : en pl
  • US2309259A - Wicket for drying ovens : en
  • FR878782A - Washing, cleaning, bleaching and rinsing agent : en fr
  • GB550852A - Filaments, monofils and like structures of polymeric hexamethylene adipamide : en
  • DE730981C - Screw nut : de en
  • USD134891S - Design fob a doll or the like : en
  • CA410166A - Egg box : en fr
  • CH225340A - Device to protect the feet against moisture. : de en
  • PL31332B1 - A device for extruding long conical shapes on a press : en pl
  • US2309376A - Apparatus for conditioning fiber bearing materials : en
  • CH225395A - Magnet interacting with a magnetogram carrier with a gap for longitudinal magnetization. : de en
  • US2309321A - Fruit treating machine : en
  • US2309612A - Process of coating hollow tubes : en
  • PL31365B1 - : en pl
  • CH225440A - Small self switch. : de en
  • US2309152A - Power lift : en
  • CA410170A - Metal coil pickling apparatus : en fr
  • CH225437A - Electric switch. : de en
  • US2309205A - Electric indicating mechanism : en
  • US2309197A - Automatic phonograph : en
  • CH225476A - Braking device on trains, in particular trains. : de en
  • CH225446A - Electrolytic capacitor. : de en
  • CA410259A - Frozen confectionery product manufacture : en fr
  • CH225335A - Device for the manufacture of articles of mesh fabric. : en fr
  • PL31331B1 - Machine for extruding long conical shapes, in particular T-shapes, I-shapes, troughs or similar products : en pl
  • PL31357B1 - : en pl
  • US2309310A - Overshot : en
  • USD134858S - Design for a badge or the like : en
  • CH225500A - Process for the preparation of a tetrakisazo dye. : de en
  • US2309215A - Cross chain hook : en
  • US2309209A - Package forming and filling apparatus : en
  • CA410282A - Spine production on elements : en fr
  • PL31323B1 - Giacomo Recupito, Saronna A sensitive impact fuse for smooth-barreled projectiles : en pl
  • PL31360B1 - Recherches, Etudes, Applications Techniques, R. E. fl. T. Societe flnonyme, Cylindrical escapement, suitable especially for timed detonators with a clock mechanism and operating with long pauses : en pl
  • US2309411A - Air conditioning control system : en
  • CH225316A - Gas generator for gasifying low-quality fuels. : de en
  • US2309274A - Vapor condenser and liquid radiator : en
  • AU389641A - Signalling system : en
  • CH225324A - Toothbrush. : en fr
  • US2309495A - Chuck : en
  • US2309120A - Lecture and projection desk of the "scriptoscope" type : en
  • USRE22258E - High frequency wattmeter : en
  • FR878689A - Permanent magnet system for polyphase generators : en fr
  • GB550880A - Improvements in or relating to agricultural tool bar mountings : en
  • US2309454A - Mechanism control : en
  • CA410214A - Electric discharge apparatus : en fr
  • CH225310A - Electric heating device for permanent installation on floors, walls and ceilings. : de en
  • CH225482A - Cushion tires with tensioning device on vehicle wheels. : de en
  • US2309081A - Electrically conductive device : en
  • US2309558A - Voltage regulator for electric generators : en
  • US2309361A - Respirator : en
  • US2309433A - Protective system : en
  • US2309574A - Clothesline reel : en
  • CH225304A - Coupling device for attaching or. Attachment of work equipment, in particular agricultural equipment without its own driving device, to pulling devices. : de en
  • CA410240A - Electric cable : en fr
  • DK60535C - Radio receiver with frame antenna. : da en
  • GB550803A - Universal fitting for gear lever and other knobs : en
  • US2309460A - Pressure casting machine link mechanism : en
  • DE730736C - Protective varnish that can be easily removed using a solvent : de en
  • CA410237A - Titanium oxide : en fr
  • CH225358A - Process for the preparation of 1,5-dichloronaphthalene-4,8-dicarboxylic acid. : de en
  • CH225315A - Gas generator on motor vehicles. : de en
  • CH225336A - Flat knitting machine. : de en
  • FR878597A - Method and device for drying endless synthetic threads or tapes : en fr
  • GB550773A - Method of and apparatus for probing a weld : en
  • GB550855A - Improvements in and relating to glass gathering apparatus : en
  • US2309430A - Pneumatic valve : en
  • CA410196A - Wire processing apparatus : en fr
  • US2309358A - Work guide : en
  • PL31368B1 - N, V. Philips * Gloeilampenfabrieken, Eindhoven KAM System with one or more gas-filled discharge lamps, included as rectifiers : en pl
  • US2309550A - Retractable undercarriage for aircraft : en
  • CH225354A - Process for the production of alkali percarbonate. : de en
  • US2309158A - Agricultural implement : en
  • FR878763A - Manufacturing process of metallic magnesium : en fr
  • CA410174A - Valve : en fr
  • CH225465A - Method for obtaining a variation of a self-inductance and device for its implementation. : en fr
  • US2309162A - Axle construction : en
  • US2309374A - Steering wheel cover : en
  • US2309389A - Floor constructions and prefabricated members therefor : en
  • DE730978C - Pit safety lamp for detecting firedamp : de en
  • DK60537C - Spark arrestor. : da en
  • US2309356A - Automatic heating and ventilating means : en
  • US2309130A - Respiratory apparatus : en
  • US2309573A - Dual wheel structure : en
  • FR878563A - Ignition device for gas burners of absorption refrigeration equipment : en fr
  • US2309511A - Muscle dynamometer : en
  • US2309570A - Seat cushion : en
  • US2309250A - Rotor setting device for welders : en
  • FR878747A - Object sorting machine : en fr
  • CA410239A - Tee manufacture from metal tubing : en fr
  • DE730982C - Oxygen breathing apparatus with an automatically controlled nutrient gas supply : de en
  • FR878567A - Process for applying metallic layers to an object : en fr
  • DE730832C - Process for the production of lightweight bodies with pumice gravel as filler : de en
  • US2309413A - Engine starting mechanism : en
  • DE729174C - Whisker : de en
  • GB550900A - Improvements in liquid-sealed closures for vertical retorts : en
  • DE730518C - Process for the production of amber diamide or imide : de en
  • FR878631A - Electric current switch : en fr
  • US2309503A - Automatic dispensing nozzle : en
  • DE730960C - Device for the device of the liquid gas for vehicle engines with mixture supply and liquid gas operation : de en
  • US2309584A - Static elimination : en
  • GB550872A - Improvements in or relating to a control system for vapour electric discharge devices : en
  • FR878580A - Elastic tire, especially for cycle and motorcycle wheels : en fr
  • FR878715A - Fault recorder oscillograph : en fr
  • US2309298A - Taper attachment construction : en
  • US2309399A - Garment storage vault : en
  • US2309608A - Apparatus for making drawn metal tubes and metal castings : en
  • USD134919S - miller : en
  • CA410307A - Vehicle body : en fr
  • FR878657A - Airplane lift and tail surface : en fr
  • USD134878S - Design for a military cap : en
  • FR878648A - Shoes with interchangeable soles : en fr
  • DK60547C - Cross-shaped Frame for Lastautomobilers Kippelad. : da en
  • US2309172A - Vibrating processing machine : en
  • DE730843C - Centrifugal machine for removing liquids : de en
  • US2309200A - Coupling : en
  • US2309288A - Manufacture of clad metal : en
  • GB550796A - Improvements in or relating to absorption refrigerating apparatus : en
  • FR878645A - Ultra-shortwave antenna adaptation device : en fr
  • FR878760A - Catalytic cracking : en fr
  • GB550822A - Improvements in eye baths : en
  • GB550914A - Improvements in or relating to surfacing, boring, milling, drilling and like machine tools : en
  • GB550869A - Improvements in and relating to electric transformers : en
  • US2309323A - Radio apparatus : en
  • US2309534A - Bait carrier : en
  • USD134906S - Design for a wallet : en
  • FR878784A - Rewinding device for roll film camera : en fr
  • PL31286B1 - Device for cooling the oil fed to the crankshaft bearing in the engine, especially car, air-cooled : en pl
  • CA410179A - Knitted fabric making apparatus : en fr
  • CA410278A - Inner spring assembly : en fr
  • CH225444A - Piezoelectric crystal apparatus. : en fr
  • CH225490A - Resistant aqueous dispersion. : de en
  • PL31279B1 - A method of serial production of sound films with mechanical writing : en pl
  • USD134908S - Design for a dress : en
  • DE730939C - Storage for a film reel carrier : de en
  • US2309121A - Receptacle and mounting therefor : en
  • US2309439A - Method of making cables : en
  • US2309094A - Follow-up system : en
  • US2309293A - Accounting machine : en
  • FR878639A - Back pressure burner for heating liquids : en fr
  • FR878584A - Rail support clips : en fr
  • FR878793A - Variable pitch propeller with hydraulic drive motor for airplanes : en fr
  • GB550824A - Improvements in and relating to electro-hydraulic operating mechanism : en
  • FR878796A - Twisted rebar profile for reinforced concrete : en fr
  • GB550813A - Method of, and apparatus for, making socketed articles : en
  • US2309134A - Receptacle : en
  • CA410228A - Internal combustion engine : en fr
  • CA410265A - Facsimile synchronizing system : en fr
  • PL31350B1 - Sverre Johan Steensen, Ullevaal Haveby near Oslo Refrigerated absorption unit, operating periodically : en pl
  • US2309362A - Hopper conduit for rail cars : en
  • CH225434A - Electrical systems, in particular for vehicles. : de en
  • CH225326A - Man-made fiber tape, and method and apparatus for making the same. : de en
  • US2309171A - Vibratory motion producing apparatus : en
  • US2309446A - Piston member and method of manufacturing it : en
  • CH225487A - Charcoal oven. : en fr
  • US2309557A - Commercial pie plate : en
  • US2309566A - Window for X-ray tubes : en
  • PL31278B1 - A method of magnetically reproducing sounds and an apparatus for carrying out the method : en pl
  • US2309422A - Circuit controlling device for electrical switching apparatus : en
  • CA410173A - Shoe insole and pad : en fr
  • CA410178A - Knitted fabric : en fr
  • PL31297B1 - The method of compensating for the difference in the material feed rate at the side walls and in the middle of the stream of the stream blast machine before the outlet for the material with a higher specific weight and a device for using this method : en pl
  • PL31302B1 - Etablissements Bernard Roux Societe flnonyme, Paris Low frequency amplifier with separate Gain level control of at least two different acoustic bands : en pl
  • SU62249A1 - Device for transferring molded grinding wheels from a press to a conveyor, etc. : en ru
  • USD134895S - Design for a dress : en
  • FR878749A - Method and device for switching on contact devices for the production of sulfur trioxide : en fr
  • GB550820A - Improvements relating to electric discharge lamps : en
  • PL31348B1 - C. Lorenz Aktiengesellschaft, Berlin-Tempelhof Electric filter unit : en pl
  • CA410279A - Electric switch : en fr
  • GB550814A - Multiplex signal-translating system : en
  • DE730865C - Device for monitoring the operation of flat weft knitting machines with a large number of jobs : de en
  • PL31308B1 - Radio Corporation of flmerica, New York, <¦N-v- Mn fi TV or radio and television superheterodyne receiver : en pl
  • US2309110A - Pulling over machine : en
  • US2309128A - Heating method and apparatus : en
  • US2309246A - Motor control mechanism for filling devices : en
  • DE731014C - Control device for the electric multi-motor drive of paper machines : de en
  • US2309132A - Thermostatic control device : en
  • US2309514A - Beam compass : en
  • GB550845A - Improvements in or relating to the recovery of the unsaponifiable fraction from fatty materials : en
  • GB550883A - Improvements in and relating to rotary conical valves or plug cocks : en
  • DE730822C - Conveyor system for cooling, heating or drying devices, especially for chocolate work pieces : de en
  • US2309104A - Utility airplane cockpit lamp assembly : en
  • FR878621A - Driving mechanism for sewing machines : en fr
  • CH225449A - Electric contact. : de en
  • PL31328B1 - Method of regulating the fuel supply to internal combustion engines with an igniter : en pl
  • PL31353B1 - Karel Lobl, Prague. Heating chamber with concentric ring channels : en pl
  • DE731017C - Headlights for air protection purposes and for generating glare-free light for motor vehicles : de en
  • GB550812A - Improvements in or relating to tumbler switches : en
  • FR878751A - Mixing pump device for series engines : en fr
  • DE730936C - Process for killing bacteria and other small organisms, e.g. for the sterilization of food : de en
  • CA410219A - Pump : en fr
  • PL31343B1 - Ringhoffer-Tatra-Werke A. G., Praga Lubrication of the places of the roller gears, distributing gears with valves in internal combustion engines : en pl
  • GB550871A - Improved resinous moulding compositions : en
  • GB550885A - A new or improved cover for silos : en
  • US2309403A - Photographic camera : en
  • US2309206A - Process for the manufacture of insulation units : en
  • FR878591A - Process for preparing metalliferous dyes : en fr
  • CA410225A - Fish rotary packer : en fr
  • CA410306A - Radio course indicator : en fr
  • DE730903C - Device for drawing sheet metal blanks by means of a conformable, inelastic pressure medium : de en
  • DK60546C - Connecting device between a wall and a pipe passed through it. : da en
  • DE730824C - Filter gas mask in which the lip valve designed as an exhalation valve is arranged between the eye windows : de en
  • FR878710A - Process for manufacturing soles for shoes and slippers and the like : en fr
  • DE730900C - Controllable pitch propeller : de en
  • FR878734A - Sewer line device : en fr
  • GB550829A - Improvements relating to signals for accountancy and other like purposes : en
  • US2309329A - Photoelectric apparatus : en
  • GB550904A - Improvements in and relating to portable hand-operated pumps : en
  • US2309090A - Treatment of paper and the like : en
  • US2309182A - Means for supporting and reinforcing fluorescent lamp sockets : en
  • US2309270A - Dental apparatus : en
  • CA410198A - Metal decking : en fr
  • FR878554A - Chlorination process for aromatic hydrocarbons : en fr
  • FR878713A - Adjustable blackout device for electric lamps : en fr
  • US2309194A - Lead pointing device : en
  • US2309368A - Bumper guard construction : en
  • US2309599A - Counterbalance for welder's hoods : en
  • CA410254A - Industrial diamond setting method : en fr
  • CA410308A - Photographic dye image production : en fr
  • FR878704A - Chlorination process for organic substances : en fr
  • DE730986C - Device for the production of concrete place posts with a thickened base : de en
  • GB550784A - Improvements in and relating to the casting of concrete buildings : en
  • US2309404A - Dhodotyrosin solutions : en
  • DE730878C - Device for locking the handbrake on motorcycles : de en
  • US2309478A - Operating mechanism : en
  • US2309244A - Insert for publications : en
  • USD134907S - Design for a dress : en
  • DE731020C - Arc converters, especially Marx converters, with electrodes in flowing gas : de en
  • US2309533A - Refrigerating apparatus : en
  • USD134867S - Design for a handbag : en
  • US2309212A - Refrigerating apparatus : en
  • CH225346A - Process for making baked goods. : de en
  • US2309099A - Branch fitting : en
  • CA410234A - Electrically operated machine gun apparatus : en fr
  • US2309543A - Device for releasing gas from molded dough : en
  • DE730914C - Device for changing the damping of a tuned oscillation circuit without influencing the tuning : de en
  • CH225431A - Container for keeping food and drinks warm. : de en
  • PL31320B1 - Fernmeldetechnische Staatswerke — F. S. W. *), Warschau Radio receiver with automatic tuning periodically : en pl
  • USD134905S - Dental -parallel cavity former : en
  • CA410199A - Curing catalyst for acid-curing thermosetting resins : en fr
  • CH225475A - Mechanical gear selector, especially for gear change transmissions. : de en
  • CH225508A - Device for influencing biological processes in the living body by means of gaseous fluids. : de en
  • PL31352B1 - H. F. Baumann Mech. Kratzenfabrik G. m. B. H., Calw Device for cleaning carded upholstery, for roughing surfaces of various objects and for similar purposes : en pl
  • US2309477A - Piston ring : en
  • USD134897S - Design for a dress : en
  • USD134911S - Design for a dress : en
  • DE730974C - Sound recording in multiple double-pointed script : de en
  • DK60539C - Thermal insulation for walls, walls or similar surfaces behind heaters for space heating. : da en
  • CH225466A - Circuit arrangement for simultaneous automatic bass boosting and cutting of the upper frequencies in the low frequency section of radio receivers. : de en
  • PL31293B1 - Method for the production of anhydrous sodium dithionite : en pl
  • US2309189A - Electric box holder : en
  • CA410226A - Frozen vegetable box : en fr
  • CA410280A - Printing telegraph apparatus : en fr
  • US2309365A - Process for preparing a reagent for the treatment of liquids : en
  • US2309614A - Electric target device : en
  • US2309252A - Means for limiting the acceleration of machine elements : en
  • US2309273A - Making deting oils : en
  • CA410235A - Wool, furs, hair and feathers protecting process : en fr
  • CA410175A - Friction brake : en fr
  • CH225506A - Magnetic separator. : de en
  • CA410208A - Mouldable lignocellulosic material : en fr
  • US2309449A - Bottle vending and empty bottle receiving machine : en
  • DK60534C - Printing machine, e.g. to Record Data Regarding Telephone Connections. : da en
  • CH225410A - Guilloche machine. : de en
  • FR878625A - Alcohol soluble dyes and process for their preparation : en fr
  • FR878714A - Clutch protection servo brake : en fr
  • FR878750A - Basket intended for developing photographic papers or film sections : en fr
  • US2309224A - Self-contained air conditioner : en
  • CA410162A - Waste plug : en fr
  • CH225329A - Viscose suitable for spinning particularly fine or hollow threads and processes for their production. : de en
  • PL31382B1 - : en pl
  • US2309248A - Derivatives of sulphanilamide and process of preparing same : en
  • US2309306A - Apparatus for the production of accessories to construction materials : en
  • DE730828C - Additional brake device for brakes, in particular motor vehicle brakes with pressure medium cylinders : de en
  • FR878634A - Suction dredger for extracting sand or the like from barges : en fr
  • US2309459A - Abdominal supporter : en
  • USD134916S - Drinking straw or similar article : en
  • CA410150A - Seed cleaner : en fr
  • CH225327A - Process for the preparation of a spinnable solution of cellulose xanthate. : de en
  • PL31359B1 - Dynamit-flctien-Gesellschaft, vormals Alfred Nobel & Co., Troisdorf Explosive and Ignition Material : en pl
  • CA410205A - Agricultural parasiticide : en fr
  • CH225314A - Machine for cutting a stone for watchmaking. : en fr
  • CH225441A - Multipole overcurrent switch. : de en
  • US2309085A - Winding machine : en
  • DE730890C - Process for the isolation of powdery magnetizable material for earth cores of induction coils, especially those for high frequency purposes : de en
  • PL31378B1 - Air-cooled combustion engine : en pl
  • BE448549A - : en
  • BE448250A - Process for the preparation of substituted ethers-salts of carbamic acid : en fr
  • US2309096A - Method and apparatus for conditioning metal bodies : en
  • USD134872S - Design for a cake of soap : en
  • CH225380A - Calendar. : en fr
  • USRE22254E - Fuel control means : en
  • US2309348A - Carton : en
  • US2309516A - Golf glove : en
  • US2309193A - Thermostat : en
  • US2309453A - Prefabricated building wall : en
  • CH225462A - Electric telecommunication system. : de en
  • US2309226A - Ignition timer : en
  • CH225319A - Table salt mill. : en fr
  • FR878758A - Disinfection and conservation process : en fr
  • US2309572A - Coin-controlled lock for dial telephones : en
  • GB550807A - Improvements in or relating to process for purification of nitrogen hydrogen mixtures : en
  • US2309279A - Hinge and latch device : en
  • US2309443A - Constant flow pump : en
  • DE730856C - Darkening device for direction lamps of trams, buses or the like. : de en
  • FR878708A - Adjustments to adjustable cavities forming part of vacuum tubes : en fr
  • US2309176A - Coloration of materials made of or containing cellulose derivatives : en
  • US2309333A - Bracket : en
  • FR878565A - Multi-element torsion spring : en fr
  • FR878702A - Locking device, remote control, applicable to gates : en fr
  • US2309320A - Automatic needle dispensing mechanism : en
  • USD134904S - Ash tray or similar article : en
  • CA410255A - Taper die head : en fr
  • CH225396A - Device for protecting and guiding the winding stem of a timepiece. : en fr
  • US2309286A - Ink applying apparatus : en
  • DE730889C - Device for preventing unwanted contact interruptions caused by movements of mercury in mercury switches, in particular mercury time switches : de en
  • DE730897C - Diesel oils : de en
  • DE731011C - Feedback device for high-voltage remote control systems : de en
  • DE730834C - Mobile flushing shield : de en
  • FR878564A - Tubular dipole antenna : en fr
  • US2309474A - Loose-leaf support : en
  • CA410268A - Hydrocarbon treating apparatus : en fr
  • US2309326A - Pulverizer : en
  • SU62259A1 - Power factor measurement method : en ru
  • DE730999C - Energy-saving device in communications equipment : de en
  • CH225436A - Procedure for turning off alternating current. : de en
  • US2309169A - Differential adjustment : en
  • PL31274B1 - flskania-Werke flktiengesellschaft, Berlin Aircraft gyro : en pl
  • PL31318B1 - : en pl
  • FR878596A - Photomechanical copying device : en fr
  • DE730923C - Process for the production of paint raw materials from fossil resins : de en
  • FR878617A - Preparation of matt products from solutions of cellulose in sulfuric acid : en fr
  • PL31371B1 - : en pl
  • US2309328A - Method of extracting juices from citrus fruits and other similar fruits : en
  • US2309583A - Suction cleaner : en
  • CA410154A - Engine fuel injector : en fr
  • FR878769A - New device accelerator of particles carrying an electric charge, using a variable magnetic field : en fr
  • DK60531C - Process for the preparation of readily soluble double compounds of theophylline or caffeine with 1-phenyl-2-aminopropane or its derivatives having an ephedrine-like effect. : da en
  • US2309507A - Latch : en
  • US2309540A - Art of treating hydrocarbons : en
  • DK60543C - Zinc alloy. : da en
  • US2309231A - Can leak detector : en
  • DE730884C - Device for checking the weight of boxes filled with cube sugar and removing a number of pieces of sugar corresponding to the excess weight : de en
  • DE730957C - Process for the production of water-soluble dyes : de en
  • FR878755A - Chain guide for gear changes with several sprockets, particularly for bicycles : en fr
  • CH225311A - Method and device for the production of shaped bodies from plastic masses, in particular clay bricks. : de en
  • PL31329B1 - Ala flnzeigen-flktiengesellschaft, Berlin Post for announcements or advertisements with advertising surfaces recessed into the horizontal cross section of the post : en pl
  • US2309537A - Key action mechanism : en
  • US2309500A - Package for merchandise : en
  • FR878585A - Rail support device : en fr
  • US2309105A - Illuminated message container : en
  • BE448470A - : en
  • FR878674A - Removable packaging : en fr
  • DE730932C - Method and device for counting metallic parts : de en
  • GB550837A - Process for the preparation of condensation products of hydroxyacetic acids : en
  • US2309377A - Nonleafing aluminum paste and method of making same : en
  • US2309562A - Hydrazinoalkyl sulphonic acids : en
  • USD134861S - Design for a display stand : en
  • PL31291B1 - The method of balancing the propellers with exchangeable smig units or with interchangeable hubs in order to finish them, and a device for : en pl
  • US2309395A - Bottle carrier : en
  • PL31311B1 - A method of electrically recording the transfer curves of the resonant devices on the Braun tube screen, and an apparatus for employing the method : en pl
  • CA410275A - Bowling apparatus : en fr
  • FR878800A - full color fluorescent screen intended in particular for braun tubes : en fr
  • FR878770A - Arrhythmic printing telegraph for secret transmission : en fr
  • DK60541C - Work trench for Motor Vehicles. : da en
  • US2309527A - Print drier : en
  • CA410249A - Contacting operation starting and controlling method : en fr
  • CH225481A - Pallet device for wheels of vehicles, in particular agricultural tractors. : en fr
  • CH225394A - Device for measuring strong direct currents. : de en
  • USD134866S - Design for a handbag : en
  • US2309613A - Friction securing device : en
  • USD134886S - Design fob a bill clip : en
  • DE730927C - Insertion device and method for charging glass melting tanks : de en
  • FR878709A - Process for making coke and gas from peat : en fr
  • GR10027B - ELECTROLYTIC CELL FOR THE ELECTROLYTIC ACQUISITION OF HYPEROXYGEN COMPOUNDS. : el en
  • CA410251A - Hot-galvanized carbon-steel conductor : en fr
  • CH225432A - Tubular heat exchangers, in particular for refrigeration systems. : de en
  • DE730882C - Lining for ovens that decompose barium carbonate or similar products to barium oxide : de en
  • DE730977C - Device for measuring a component in the air, in particular carbonic acid, through absorption : de en
  • DK60540C - Building wall with Slab cladding. : da en
  • CA410271A - Paper container making machine : en fr
  • DE705365C - Process for galvanizing pipes, sheets, etc. like : de en
  • FR878695A - Metal dyes and process for their production : en fr
  • CA410287A - Oil reclaiming device : en fr
  • US2309504A - Glove : en
  • CA410212A - High frequency apparatus : en fr
  • US2309089A - Method of making paper of improved wet strength : en
  • US2309345A - Sausage stuffer : en
  • DE730938C - Device for the optical compensation of the migration of a moving image carrier : de en
  • DE730985C - Device intended for packaging or similar machines for moving apart packs that are fed in tightly adjacent and one behind the other : de en
  • FR878578A - Self-lifting front axle for transporting long parts dragging on the ground : en fr
  • US2309315A - One-time fastener : en
  • DE730768C - Method and device for the production of concrete or reinforced concrete foundation walls : de en
  • CA410299A - Bolt blank heading and trimming apparatus : en fr
  • BE448491A - Condensation products and process for preparing these products : en fr
  • CA410301A - Yarn manufacture : en fr
  • GB550800A - Improvements relating to the production of luminescent zinc sulphide : en
  • CH225418A - On liquid containers respectively. Device for dispensing liquids to be attached to liquid lines. : de en
  • CA410171A - Industrial thermometer : en fr
  • CH225510A - Device for the transfusion of blood plasma, whole blood and blood substitute fluid. : de en
  • US2309588A - Apparatus for lapping and polishing operations : en
  • US2309350A - Holder for fishing rods : en
  • CH225362A - Process for the preparation of an azo dye. : de en
  • CH225366A - Process for the preparation of a trisazo dye. : de en
  • DE730854C - Manufacture of carburizing salt baths that do not foam when heated : de en
  • DE731016C - Route protection circuit : de en
  • FR878593A - Improvement in presses to automatically tie bundles or bales of straw and fodder to wire : en fr
  • CH225424A - Magneto. : de en
  • CH225505A - Timepiece simultaneously indicating civil time and sidereal time. : en fr
  • FR878712A - Method and apparatus for the protection, reinforcement and repair of soles and heels of shoes by addition of metal and products resulting therefrom : en fr
  • DE730367C - Drive device for ten key adding machines or similar machines with setting wheel carts : de en
  • CA410187A - Demountable drill bit : en fr
  • US2309463A - Abrasive article and method of making the same : en
  • FR878579A - Process for removing micro-shrinkage from copper alloy molds : en fr
  • DE730453C - Arrangement to reduce the ripple in the voltage regulation of converting devices with discharge paths : de en
  • DE730929C - Parquet plank : de en
  • CA410203A - Thermal insulation : en fr
  • FR878589A - Gear shifting automatically engaged by four centrifugal couplings : en fr
  • GR10030B - COMPLEX ELECTRIC CONDUCTOR. : el en
  • US2309131A - Equipment rack : en
  • DE730919C - Electric spark gap : de en
  • US2309312A - Apparatus for forming or dressing the operative faces of grinding wheels : en
  • DK60549C - Procedure for Treatment of Tavemateriale on Cover Mapping Machines and for the Execution of Procedure Cover Mapping Machine. : da en
  • DE730859C - Magnetic core for the inducing or for the induced winding system of electrical power generators directly connected to the wind turbines of a large wind power machine : de en
  • DK60544C - Procedure and Apparatus for Friction Surveys of Soil Layers. : da en
  • FR878575A - Device for adjusting the cooling air passage of aircraft power units covered with a cowl : en fr
  • GB550882A - Improvements in stop valves : en
  • US2309202A - Heating and ventilating : en
  • USD134880S - Design for a hat ob similar article : en
  • GB550853A - Improvements in the manufacture of esters of chlorine-containing organic acids : en
  • FR878773A - Process for obtaining alumina : en fr
  • FR878794A - Ingot milling machine : en fr
  • PL31377B1 - : en pl
  • DE731006C - Arrangement for displaying the deviation of an aircraft from the horizontal length and cross position by means of electromagnetic waves : de en
  • DE731008C - Button strips for pushbutton controlled radio receivers : de en
  • FR878592A - Method and device for manufacturing parts conforming in size and profile by the template milling process : en fr
  • GB550875A - Improvements in the manufacture of soap and non-soapy detergents : en
  • DE730898C - Pectin extraction process : de en
  • DE730933C - Straw press : de en
  • GB550798A - Improvements relating to the production of resins from heavy naphtha : en
  • USD134876S - Design foe a coffee pot or the like : en
  • USD134921S - Design fob an automobile : en
  • GB550795A - Improvements in and relating to rear view mirrors : en
  • DE730935C - Lever device, consisting of a triple supported disc : de en
  • GB550865A - Improvements in and relating to pocket-diaries note-books and the like : en
  • US2309450A - Tuyere block : en
  • FR878774A - Improvements to devices intended to keep the temperature of certain devices constant : en fr
  • US2309258A - Amplitude limiter : en
  • US2309487A - Protective arrangement : en
  • CH225352A - Tube evaporator for sprinkling operation with device for distributing the liquid. : de en
  • US2309617A - Washing machine : en
  • CH225467A - Device for receiving and delivering advertising brochures. : de en
  • US2309135A - Hair net : en
  • US2309386A - Fuel consumption tester for automobiles and the like : en
  • CA410304A - Railway car : en fr
  • CH225455A - Process for producing an azo compound. : de en
  • CH225349A - Jar. : de en
  • US2309262A - Apparatus for and method of removing abandoned streetcar tracks : en
  • GB550802A - Improvements in or relating to sliding clasp fasteners particularly for aviators' suits and other wearing apparel : en
  • GB550819A - Improvements in and relating to electric arc-extinguishing apparatus : en
  • US2309528A - Continuous stitch needle : en
  • DE730918C - Fall iron controller for step control with permanent contact in the event of large deviations : de en
  • FR878557A - Improvements to lens turrets for photographic and cinematographic cameras : en fr
  • CH225478A - Internal shoe brake with hydraulic and mechanical actuation. : de en
  • US2309544A - Combination casing and mirror : en
  • DE730976C - Shut-off device for the connection of two rooms with different pressures to a differential pressure gauge : de en
  • DE731027C - Clothes hanger with curved shoulder caps that can be placed on the ends of the hanger : de en
  • CA410291A - Pressure-starting vapour heating system : en fr
  • FR878556A - Process for obtaining a slag rich in vanadium : en fr
  • GB550778A - Improvements in methods of welding, soldering and fusing metals together : en
  • AU116440B2 - Signalling system : en
  • US2309400A - Vertical speed indicator : en
  • US2309582A - Ornamental stay for shoes : en
  • CH225342A - Shoe heel. : de en
  • US2309393A - Method and system for television communication : en
  • US2309139A - Process and apparatus for decaffeinating coffee : en
  • US2309598A - Process for the preparation of : en
  • CH225377A - Guidance device for accounting purposes. : de en
  • CA410246A - Carrier-signal receiver : en fr
  • US2309565A - Paper drier temperature control : en
  • CA410231A - Manganese electro-depositing process : en fr
  • BE448526A - : en
  • US2309112A - Production of fuel oils : en
  • US2309616A - Ozone generator : en
  • CA410296A - Casting and trimming machine : en fr
  • US2309535A - Article : en
  • US2309546A - Shoe sterilizer : en
  • US2309624A - Beta-alkoxybtjtyroguanamines : en
  • FR878683A - Device for adjusting a lighting lamp intended for projection, in particular for portable suitcase cinematographic apparatus : en fr
  • GB550793A - Improvements in or relating to tables : en
  • US2309123A - Elevator guide means : en
  • US2309339A - Pump : en
  • PL31340B1 - : en pl
  • FR878775A - Improvements made to horizontal grilles with water cooling : en fr
  • CA410227A - Fibrous container : en fr
  • CH225493A - Process for the preparation of an acidic oxalic acid ester. : de en
  • DE730956C - Permanent magnet system serving as a braking magnet for electricity meters : de en
  • CA410169A - Animal feed carrier and feeder : en fr
  • BE448406A - : en fr
  • CH225414A - Secured pressure screw. : de en
  • BE448395A - : en fr
  • CH225442A - Fuse cartridge with grip tabs. : de en
  • PL31325B1 - Device for filling valve bags with powdery or granular materials : en pl
  • BE448552A - Solid and purified alkyl sulfonates and process for their preparation : en fr
  • US2309426A - Log type building structure : en
  • US2309351A - Air impeller : en
  • CA410216A - Exhaust muffler device : en fr
  • US2309301A - Spectral analysis : en
  • CA410177A - Computing and registering mechanism : en fr
  • US2309388A - Valve for water-cooled dental trays : en
  • CH225495A - Process for the preparation of a quaternary ammonium salt. : de en
  • DE730864C - Flat weft knitting machine : de en
  • FR878772A - Swivel chair : en fr
  • CA410180A - Grease gun : en fr
  • CH225344A - Hardware, especially for shoes. : de en
  • CH225464A - High-frequency transmission device with a coaxial transmission line. : de en
  • US2309555A - Piston : en
  • US2309239A - Spring structure : en
  • US2309111A - Dispensing container : en
  • US2309465A - Clothing rack : en
  • BE448584A - Process for preparing polyvinyl acetals : en fr
  • DE730975C - Device for the uninterrupted measurement of a torque : de en
  • US2309191A - Ticket issuing machine : en
  • US2309609A - Apparatus for making regenerated cellulosic film : en
  • US2309322A - Boltless guy fitting : en
  • USD134914S - Drinking straw or similar article : en
  • CH225305A - Dryer with heat recovery. : de en
  • CH225511A - Device for the transfusion of blood plasma, whole blood and blood substitute fluid. : de en
  • CA410186A - Speed gear control mechanism : en fr
  • CA410298A - Valve controlling means : en fr
  • CA410195A - Abrasive grain : en fr
  • FR878628A - Aeration valve designed to prevent the backflow of dirty water in the water pipes : en fr
  • FR878659A - Fulling process : en fr
  • US2309552A - Electrical fuse : en
  • FR878572A - Sinter-core tuning variometers : en fr
  • FR878765A - Method and apparatus for regulating steam generator installations : en fr
  • US2309420A - Furring bracket : en
  • US2309505A - Engine-driven pump : en
  • US2309247A - Apparatus for treating the surface of vehicles : en
  • CA410158A - Surgical cast : en fr
  • DE730886C - Process for the production of high quality crucible cast steel : de en
  • BE448547R - New educational toy : en fr
  • US2309124A - Ultraviolet exposure chamber : en
  • DE730842C - Fluid regulator for multi-cylinder injection pumps : de en
  • US2309532A - Machine for reconditioning bowling pins : en
  • DK60532C - Coupling to Separate Pulses of Longer Duration from a Pulse Mix. : da en
  • CA410270A - Thread cutting tool : en fr
  • DE730818C - Spray carburettor with float chamber control : de en
  • DE731004C - Electrical communication device with a switching device that enables operation with power sources of different voltages : de en
  • PL31379B1 - Device for embedding the bulb or receptacle of electric discharge lamps, filled with compressed gas or compressed metal vapor : en pl
  • US2309203A - Lift device for implements : en
  • US2309497A - Oil gauge : en
  • CA410242A - Wire stitching machine : en fr
  • CH225347A - Process for the preparation of purified sugar solutions. : de en
  • CH225504A - Flat structures for protection against poisonous and war gases. : de en
  • USD134901S - Design for a dress : en
  • DE730966C - Insulation monitoring and earth fault display device for three-phase systems : de en
  • US2309232A - Mounting bracket for substation protectors : en
  • CH225334A - Process for the production of a chenille, in particular for the production of carpets and chenille produced therefrom. : de en
  • FR878771A - Improved method and apparatus for sealing electric lamps and the like : en fr
  • CH225423A - Process for operating internal combustion engines with acetylene. : de en
  • US2309119A - Automatic hydraulic clutch : en
  • PL31294B1 - Waclaw Suchowiak, Warschau Belt and chain conveyor : en pl
  • US2309517A - Combined fuse indicator and lock-in device : en
  • CH225385A - Photographic enlarger. : de en
  • FR878568A - Co-polymerization products derived from vinyl sulfonamides and process for their preparation : en fr
  • CH225486A - Pedal cranks for bicycles. : de en
  • US2309423A - Cottonseed delinting machine : en
  • FR878615A - Device for storing rivets : en fr
  • FR878738A - Method and devices for the manufacture of pipes from agglomerated materials, such as concrete : en fr
  • GB550826A - Improvements in or relating to barrier-layer rectifiers for alternating current : en
  • PL31355B1 - Atlas-Werke Aktiengesellschaft, Bremen (~ 04 c "/ £ Magnetostrictive underwater ultra-acoustic locator for determining the direction of the noise source : en pl
  • US2309469A - Method of associating the edges of two paperboard web sections : en
  • CH225359A - Process for the direct production of cyclohexanone oxime. : de en
  • SU62323A1 - Device for automatic dispatcher information by telephone about meter readings at substations : en ru
  • FR878642A - Process for manufacturing lacquered sheet metal containers, in particular cans : en fr
  • FR878668A - Special shape for the front of ships : en fr
  • GB550874A - Improvements in or relating to statistical machines : en
  • US2309521A - Fish lure and method of making same : en
  • FR878703A - Advanced mechanical alternating-rotary control : en fr
  • SU62325A1 - Device for measuring alternating currents : en ru
  • FR878646A - Capacitor : en fr
  • FR878787A - Radio-electric assembly for very short waves : en fr
  • GB550841A - Improvements in or relating to multi-throw crankshafts : en
  • GB550850A - Improvements in or relating to the production of surgical catgut : en
  • US2309287A - Multiple display sheet holder : en
  • DE730896C - Absorption vessel for automatic gas detectors : de en
  • US2309147A - Building construction : en
  • FR878666A - Welded central buffer : en fr
  • DE730868C - Tropical bed with a facility for dissipating body heat : de en
  • DE730943C - Swiveling drive motor in the wing of an aircraft : de en
  • FR878696A - Cutting device for tobacco leaves, in cigar machines : en fr
  • GB550881A - Improvements in electricity meters : en
  • FR878626A - Replacement tire : en fr
  • FR878731A - Gas mixer for supplying engines : en fr
  • CH225405A - Jig. : de en
  • PL31345B1 - The method of obtaining indications of an indicator device with the methods of comparing the field intensity of two signals : en pl
  • US2309352A - Pickup control mechanism for automatic phonographs : en
  • US2309230A - Sensitive switch : en
  • US2309280A - Welding controller : en
  • PL31369B1 - Hazeltine Corporation, Jersey City, New Jersey. Vibration tube generator connection system; frequency : en pl
  • US2309227A - Internal combustion engine : en
  • CA410274A - Radio course indicator : en fr
  • CH225337A - Bleach. : de en
  • US2309220A - Electron discharge device : en
  • USRE22255E - Aircraft undercarriage : en
  • CA410245A - Television synchronizing system : en fr
  • FR878670A - Apparatus, pumps, measuring devices and the like of zinc or zinc alloys : en fr
  • PL31301B1 - Method for the preparation of 4-aminobenzenesulfonamide compounds : en pl
  • PL31304B1 - Willi Besener, Berlin-Britz Apparatus for printing, wetting or gumming or adhesive coating : en pl
  • US2309217A - Refrigerator : en
  • FR878686A - Signs and other luminescent objects : en fr
  • CA410200A - Curing catalyst for amine-aldehyde resins : en fr
  • CA410206A - Hydraulic press control : en fr
  • CH225356A - Method for the preparation of a 4,5-unsaturated 3-ketone of the sex hormone series. : de en
  • CH225374A - Process for the production of regenerated rubber. : de en
  • CH225407A - Nibbling and shearing machine with front extension. : de en
  • CH225499A - Process for the preparation of a tetrakisazo dye. : de en
  • CA410191A - Jute processing : en fr
  • US2309311A - Contact blade : en
  • FR878722A - New reaction process, in particular polymerization, and its application to the manufacture of artificial rubber : en fr
  • USD134873S - Design for a draftsman s bench : en
  • FR878717A - Construction process of electric discharge tubes : en fr
  • US2309187A - Treatment of hides : en
  • US2309421A - Garment hanger : en
  • US2309186A - Method of making rolls : en
  • IE16719L - Esterifying aminotriazine-formaldehyde ether-resins : en
  • US2309146A - Fishing reel spool : en
  • CA410220A - Lawn mower drive mechanism : en fr
  • US2309115A - Abrading apparatus : en
  • CH225435A - Laminated core, e.g. B. for small motors, small transformers and measuring instruments. : de en
  • CH225502A - Process for the production of artificial structures. : de en
  • GB550842A - Improvements relating to the electrolytic recovery and deposition of manganese and to materials for use therein : en
  • FR878570A - Device intended to photograph film titles : en fr
  • US2309216A - Game apparatus : en
  • DK60550C - Ski with recesses arranged in the underside to prevent slipping. : da en
  • USD134889S - Design fob a dress : en
  • DE730875C - Torque amplifier : de en
  • DE730930C - Equipment on synthetic resin presses for automatic filling of the mold with shredded plastic : de en
  • FR878730A - Multipurpose laboratory oven for rapid drying and evaporation, hot filtration and treatment of harmful or smelly products : en fr
  • US2309455A - Variable capacitor : en
  • CH225318A - Double clamp with a clamping screw for attaching decorative and cover rails with edges bent backwards. : de en
  • CH225420A - Adjustment device on worm gears. : de en
  • DE731025C - Electric lighter for solid fuels in ovens, stoves, etc. like : de en
  • US2309268A - Prismatic system : en
  • US2309300A - Camera : en
  • DE730827C - Wheel support for all-terrain vehicles : de en
  • FR878678A - Device for adjusting the distance between the eyepieces of prism binoculars : en fr
  • CH225451A - Electrolytic capacitor. : de en
  • US2309396A - Tape dispensing device : en
  • USD134871S - Design for a signboard : en
  • DE730992C - Afterburn safety device for automatic multi-barreled weapons : de en
  • GB550791A - Improvements in and relating to saw tooth sharpening machines : en
  • US2309592A - Method for the production of aqueous solutions : en
  • US2309360A - Jacketed projectile and method of applying the jacket to the core : en
  • US2309319A - Ignition system : en
  • US2309410A - Inserted blade cutter : en
  • US2309481A - Frequency monitoring system : en
  • US2309253A - Pipe fitting : en
  • DE730895C - Use of copper alloys for objects with constant permeability : de en
  • FR878655A - Electrically heated coating for floors, walls, ceilings or other walls : en fr
  • US2309254A - Fur treating composition and process : en
  • US2309275A - Jig for concentrating ore : en
  • PL31349B1 - Julius Pintsch Kommanditgesellschaft, Berlin Electric actuator with mechanical locks : en pl
  • US2309151A - Beta-omicron-methoxyphenylpropyl methylamines : en
  • US2309235A - Ball cock construction : en
  • CA410286A - Catalyst manufacture : en fr
  • CH225427A - Propellant gas generation plant, in particular for gas turbines. : de en
  • DE730891C - Process for the revitalization of zinc oxide-containing oxidic masses : de en
  • CH225384A - Letterpress form. : de en
  • FR878789A - Oil pump for reversible engines : en fr