• DE705475C - Starting and braking circuit for electric vehicles with several motors or motor groups connected in symmetrical series-parallel connection : de en
  • DE705595C - Russblaeser : de en
  • US2240239A - Electric fuse : en
  • US2240136A - Signaling apparatus : en
  • US2240252A - Oil seal with rotatable inner shell : en
  • CH214427A - Flow meter. : de en
  • DE705565C - Arrangement for voltage regulation with the help of direct current biased choke coils or transformers : de en
  • GB535986A - Improvements in or relating to the production of methyl glycerol : en
  • GB536096A - Method of preparing progressive-burning smokeless powder : en
  • GB535981A - Improvements in or relating to the cylindrical surfaces of internal combustion engines subject to sliding friction : en
  • SU59608A1 - Clamp rope clamp : en ru
  • SU59820A1 - Heat exchanging device, for example, for cooling systems of insulated cars, etc. : en ru
  • CH214408A - A method of making a pigment containing 3: 3'-dimethyl-diphenyldisulfide-4: 4'-bis- (azo-B-naphthol). : en fr
  • PL29713B1 - Wladyslaw Lakomy, Bremen-Yegesack Device for cleaning shoes : en pl
  • FR864492A - Method and device for using wind energy by direct transformation into heat : en fr
  • US2240064A - Alloy for metal to glass seals : en
  • FR864510A - Improvements to modulator systems : en fr
  • FR864592A - Thermal contactor for refrigeration devices : en fr
  • GB536021A - An improved internal combustion engine primarily for use on aeroplanes : en
  • GB536060A - Improvements in or relating to means for lubricating, or maintaining lubricated, bearings : en
  • US2240167A - Suction separator : en
  • US2240305A - Metronome : en
  • US2240017A - Process for producing white mechanical wood pulp from pine wood : en
  • FR864478A - Process for hydrolysis of hexosans from gymnosperm wood leaving the cellulose available for other uses : en fr
  • FR864741A - Improvements in the use of exhaust steam for the draft necessary for combustion of fuel : en fr
  • US2240089A - Switch for signal lights : en
  • US2240376A - Method and apparatus for evaporating sulphate residual liquor : en
  • US2240370A - Adjustable wrench : en
  • US2240452A - Piezoelectric crystal apparatus : en
  • FR864648A - Improvements to winches and similar devices : en fr
  • DE705484C - Process for laying high-voltage pressure cables in pressure-resistant pipes made of magnetic material : de en
  • DE705538C - Electric lamp with a head made of rubber : de en
  • US2240272A - Remote control mechanism for hay rakes : en
  • GB536091A - Improvements in mercury switches of temperature control devices for furnaces and the like : en
  • US2239956A - Door catch : en
  • FR864726A - Method and device for husking seeds, in particular those of oleaginous fruits : en fr
  • FR864737A - Layer sensitized by means of a diazo compound and its method of manufacture : en fr
  • FR864677A - Photometer : en fr
  • AU112931B2 - Apparatus for assisting in the plucking of poultry and the like : en
  • CH214456A - Tap. : en fr
  • GB536004A - Improvements in audio-frequency amplifiers employing potential-variable capacity devices : en
  • US2239694A - Electric discharge electrodes and circuit arrangements therefor : en
  • US2240449A - Piezoelectric crystal apparatus : en
  • CA396159A - Tire chain applicator : en fr
  • US2239730A - Antiskid device : en
  • US2240437A - Composition for hydraulic systems : en
  • USD126897S - Design fob a beak fender fob a vehicle : en
  • DK58627C - Mixing tube for electric oscillations. : da en
  • GB535963A - Improvements relating to carburetter control mechanisms : en
  • AU153340A - Improvements in and relating to tractor attached implements : en
  • US2239837A - Telephone receiver : en
  • FR864589A - Lighting or ignition device such as candle, lamp, pilot light or the like : en fr
  • FR864695A - Glass blocks for buildings and their manufacturing process : en fr
  • GB536008A - Improvements in, and connected with, advertising signs : en
  • US2240042A - Air cleaner : en
  • US2240340A - Stove : en
  • US2240466A - Apparatus for separating leaf sheaths : en
  • USD126871S - Design for a combined hood and sup- porting base for a dictating ma- chine : en
  • FR864628A - Tube boiler with protected suspension for tubes : en fr
  • FR864585A - Device for measuring and sorting glass containers : en fr
  • FR864603A - Adjustable shelter : en fr
  • US2240096A - Valve stem of the capless type : en
  • US2240142A - Wave filter : en
  • CA396281A - Aircraft engine suspension device : en fr
  • CH214446A - Process and machine for grinding the tooth flanks of spur and helical gears. : de en
  • FR864473A - Improvements made to items such as razors : en fr
  • FR864566A - Rotary explosion engine : en fr
  • GB535998A - Improvements in machines for spreading artificial fertilisers and the like : en
  • GB536048A - Method of preparing the surface of a transparent body so as to prevent or reduce the formation thereon of drops of water : en
  • ES147015A1 - Drive device for carrying sounds. : en es
  • US2239691A - Milk package : en
  • FR864706A - Valve for pressure and temperature regulation : en fr
  • CH214355A - Carrying device for racing pigeons. : de en
  • AU112940B2 - Improvements in or relating to radioactive alloys and methods of preparing the same : en
  • AU112958B2 - Improvements relating tothe mandrel-gripping collets of tools for upsetting tubular rivets : en
  • CH214443A - Electric induction heater for the heat treatment of metal parts. : en fr
  • CH214556A - Process for the preparation of the acidic disuccinic acid ester of 2-methyl-1,4-dioxynaphthalene. : de en
  • SU59800A1 - Head of open-hearth furnaces : en ru
  • US2240406A - Ventilator : en
  • FR864528A - Telephoto-panoramic camera : en fr
  • US2239846A - Electrical connection plug : en
  • CH214483A - High voltage power transmission system for multiphase alternating current. : de en
  • PL29665B1 - Method of obtaining permanent dyes on fibers. : en pl
  • PL29704B1 - Device for suspending self-baking electrodes : en pl
  • US2239984A - Machine for dispensing liquids : en
  • US2240051A - Cushion spring structure : en
  • DE705445C - Water turbine or pump unit, in which the impeller outer ring forms a circumferential part of the headrace pipe and carries the circumferential poles of the electrical machine : de en
  • IE16157L - Alkaline reagents : en
  • DE705431C - Process for the preparation of aliphatic monocarboxylic acids : de en
  • DE705488C - Voting indicators, especially for radio receivers : de en
  • US2239717A - Electromechanical-conversion device : en
  • US2239784A - Rear projection screen : en
  • US2240292A - Tractor mower : en
  • USD126894S - Design for a dress : en
  • CA396207A - Display carton : en fr
  • AU112930B2 - Improvements in or relating tothe polishing or like finishing treatment of boot or shoe parts : en
  • AU160440A - Improvements in or relating to telegraph signal regenerators : en
  • CH214369A - Skylight opener. : de en
  • US2240085A - Emergency ignition control switch : en
  • US2239938A - Tube support for gauges, recorders, and the like : en
  • US2240302A - Composition for impregnating grinding wheels : en
  • USD126833S - Design for a scooter ski : en
  • CH214544A - Process for the preparation of a substantive azo dye. : de en
  • US2240043A - Automatic shaft brake device : en
  • USD126844S - Design for a tie rack : en
  • CA396208A - Container fastener : en fr
  • US2240049A - Water gate : en
  • US2240296A - Cutting and measuring device : en
  • US2240401A - Spray gun : en
  • US2240057A - Pump priming apparatus : en
  • GB535974A - Improvements in and relating to the manufacture of ammonium sulphate : en
  • US2239989A - Sealing means for use in grouting vertical seams in sea walls or the like : en
  • FR864458A - Device for automatically adjusting internal combustion engines : en fr
  • DK58623C - Method for Preparing Concentrated Aqueous Solutions of Diiodothyrosine. : da en
  • US2240016A - Base for porch columns : en
  • GB536102A - Improvements in or relating to the polymerisation of ethylene : en
  • US2239960A - Dentist's plastic tray : en
  • US2240172A - Automatic lubrication of bearings on crankpins : en
  • US2240185A - Method of tangling wire : en
  • US2239977A - Brake mechanism : en
  • US2240130A - Ventilating device for water closets : en
  • CH214543A - Process for the preparation of a substantive azo dye. : de en
  • US2239715A - Pumping apparatus : en
  • US2240122A - Loose-leaf book of zipper type having easel writing table construction : en
  • US2240244A - Control mechanism : en
  • FR864745A - Improvements in optical control and measurement devices : en fr
  • FR864582A - Insulated storage tank for refrigeration machine vaporizer : en fr
  • FR864616A - Mixing device with guiding surfaces : en fr
  • GB535957A - Improvements in or relating to pivotal lids or covers for containers : en
  • US2239779A - Traffic game : en
  • US2240135A - Method of forming and impregnating fibrous pads : en
  • USD126878S - Design for a cigarette holder : en
  • USD126899S - Design foe a shoulder strap holder : en
  • US2239888A - Vehicle cover supporting structure : en
  • USD126917S - Design fob, a beooch : en
  • US2240024A - Folding table : en
  • US2240428A - Electrical circuits : en
  • US2240061A - Carrier rod driving and control mechanism : en
  • CH214390A - Method for the production of a knitted fabric and device for carrying out the method on the cotton machine. : de en
  • DE705553C - Breathing valve, especially exhalation valve for gas masks : de en
  • US2239823A - Car coupler : en
  • US2240238A - Impeller mounting assembly : en
  • GB536105A - Improvements in or relating to radiant heating elements particularly adapted for installation in furnaces : en
  • US2240251A - Vulcanizing machine : en
  • DE705411C - Optional reel or cassette that can be used for different film dimensions : de en
  • PL29661B1 - A method of producing stable solutions of anesthetics. : en pl
  • US2240100A - Water tube steam generator and parts thereof : en
  • AU112928B2 - Improvements in and relating to elastic threads and yarn and fabrics made therefrom : en
  • CA396197A - Alternating current electron multiplier : en fr
  • US2240331A - Lamp string : en
  • DE705467C - Device for controlling the stopping process of a landing aircraft : de en
  • CH214424A - Detonator with device for automatic destruction. : de en
  • DE705509C - Electric remote turn indicator : de en
  • AU112949B2 - Improvements in or relating to navigation aiding radio beacon systems : en
  • CA396227A - Radio set tuning meter : en fr
  • AU112933B2 - Frequency meter : en
  • CA396224A - Radio set tuning mechanism : en fr
  • DE705452C - Process for producing yarns or rovings from glass fibers : de en
  • DE705584C - Device for generating guide beams : de en
  • PL29703B3 - MKP F4Xt 15/0O Akciova spolecnost drive Skodovy zavody v Plzni, Praga and Bohdan Pantoflicek, Plzeň Strike fuse for artillery shells, unlocking after a longer period of time : en pl
  • US2240287A - Radio apparatus tuning device : en
  • USD126901S - Design for a pin or similar article : en
  • CH214398A - Heel protectors. : de en
  • CH214506A - Telephone installation allowing the simultaneous junction of several lines at the same station. : en fr
  • PL29667B1 - A method of producing fibers from glass or the like, and an apparatus for carrying out the method. : en pl
  • BE440928A - METHOD AND DEVICE FOR CUTTING OBJECTS USING SOUND, IN PARTICULAR ULTRA-SOUND : en fr
  • AU17740A - Improvements in and relating to elastic threads and yarn and fabrics made therefrom : en
  • US2239679A - Protector : en
  • CA396157A - Steam engine back pressure relief apparatus : en fr
  • CH214433A - Watch. : en fr
  • US2240168A - Method of cutting and raking farm crops : en
  • US2240269A - Pulverizing mill : en
  • US2239894A - Display device : en
  • US2240421A - Circular knitting machine : en
  • US2240441A - Combination plastic mount and pin stem joint or catch : en
  • US2240388A - Method of treating filamentous materials : en
  • CH214370A - Method and device for producing fibers from molten glass and other substances that are plastic when heated. : de en
  • CA396124A - Vehicle door latch mechanism : en fr
  • US2239693A - Electric discharge electrode : en
  • US2240037A - Method and apparatus for producing x-ray flashes : en
  • CH214480A - Dielectric wave guide. : de en
  • AU112986B2 - Improvements in twin cylinder pumps : en
  • FR864531A - Method and devices for economically obtaining large quantities of cold air : en fr
  • FR864558A - Gears : en fr
  • GB536020A - Improvements in or relating to the manufacture of glucose from potatoes : en
  • SU59717A1 - Instrument for determining the pressure in the jet and the force of its impact : en ru
  • AU150440A - Improvements in or relating tothe polishing or like finishing treatment of boot or shoe parts : en
  • CH214442A - Feed control mechanism for gear grinding machines. : en fr
  • DE705434C - Process for the preparation of halogenated tetrahydrofuran pellets : de en
  • GB535991A - Improvements in or relating to telephone systems : en
  • US2240188A - Tool : en
  • FR864608A - Improvements to cathode ray tubes : en fr
  • USD126933S - Design for a dress : en
  • CA396136A - Reversing gear : en fr
  • US2240087A - Drive mechanism : en
  • US2240098A - Electric outlet : en
  • US2240175A - Absorption refrigeration apparatus : en
  • US2240202A - Copper alloy : en
  • AU150640A - Apparatus for assisting in the plucking of poultry and the like : en
  • PL29649B1 - A method of producing aneurin. : en pl
  • US2240041A - Hectograph blanket and backing thereof : en
  • DE705455C - Flow meter with several measuring ranges : de en
  • DE705493C - Process for the production of spun fibers from shredded collagen tissue : de en
  • FR864535A - electrodes for electric discharge lamps : en fr
  • US2239793A - Eraser : en
  • US2240176A - Refrigeration : en
  • US2240234A - Calculating machine : en
  • USD126944S - Be sign fos a fin : en
  • SU59678A1 - Strobe device for monitoring variable frequency processes : en ru
  • US2239982A - Toy : en
  • US2239919A - Mitt for washing, dusting, polishing, and the like : en
  • CA396163A - Automatic vehicle control system : en fr
  • US2240161A - Oil burner : en
  • CA396192A - Endless band producing apparatus : en fr
  • CH214383A - Process for achieving maximum mercerization gloss on threads and fabrics made therefrom, and threads of this type. : de en
  • US2239671A - Transporting and dumping container : en
  • US2239895A - Waste heat boiler : en
  • US2240330A - Surgical needle or the like : en
  • US2240384A - Pipe coating : en
  • US2239900A - Cable connecting means : en
  • US2240119A - Adjustable venturi tube : en
  • US2240381A - Valve mechanism for windshield cleaner motors : en
  • GB536108A - Coreless induction furnace for melting metals : en
  • SU59801A1 - Hanging arch for industrial, for example, open-hearth furnaces : en ru
  • US2240426A - Switch box : en
  • US2239890A - Testing apparatus : en
  • US2240097A - Garment supporting loop : en
  • US2240132A - Refrigeration : en
  • US2240411A - Drainage tile, clay, etc. : en
  • FR864479A - Electro-pneumatic valve : en fr
  • CA396275A - Electron discharge device : en fr
  • US2240386A - Reel for dyeing machines and the like : en
  • CA396167A - Bearing lubricant seal : en fr
  • PL29706B1 - A device for ensuring the economic recovery of catalytic mass in the synthetic production of gasoline : en pl
  • US2239924A - Overhead swinging door : en
  • US2239783A - Masking device for cameras : en
  • USD126921S - Design fok a bkess : en
  • US2240154A - Machine for testing hardness of distortable bodies : en
  • USD126939S - Design foil a dress : en
  • CA396147A - Journal lubricator : en fr
  • FR864455A - Servo-motor installation supplied by a pressurized liquid, in particular for actuating aircraft components : en fr
  • US2239965A - Treatment of hydrocarbon oils : en
  • USD126854S - Design for a lamp shield : en
  • FR864539A - Improvement to root cutters : en fr
  • DE705570C - Plant for the extraction and conveyance of overburden in opencast mines : de en
  • US2239961A - Tillage implement : en
  • US2239743A - Trimming device for sewing machines : en
  • US2240065A - System for cooling by evaporation for combustion engines : en
  • CA396201A - Freight car : en fr
  • CH214476A - Process for influencing the condition of the cold room air by adding heat to fully automatic cooling systems with electric drive. : de en
  • US2239921A - Liquid dispensing device : en
  • US2239968A - Clutch : en
  • US2240126A - Shift-over mechanism for cameras and the like : en
  • GB535973A - Improvements in or relating to the production of articles by casting under pressure : en
  • CA396228A - High frequency amplifier : en fr
  • FR864476A - Portable electric light box : en fr
  • US2239967A - Carrying scraper : en
  • US2240424A - Sheet feeding and registering device : en
  • US2240454A - Culinary utensil : en
  • US2240025A - Mercurated halogenated phenyl phenol : en
  • PL29682B1 - : en pl
  • GB535999A - Improvements in or relating to photographic shutters : en
  • FR864638A - System of passive defense trenches, in lightweight reinforced concrete, designed to be placed in the open air or underground : en fr
  • FR864511A - Inclined grate preheater : en fr
  • FR864591A - Method and device for monitoring multiple locations of an observation post : en fr
  • FR864526A - Gas mask sight : en fr
  • US2240290A - Wind motor : en
  • US2239802A - Fish lure : en
  • FR864688A - Heating and temperature control device in an electric oven with accelerated convection : en fr
  • SU59805A1 - A method of manufacturing porous iron masses : en ru
  • US2240189A - Circuit breaker : en
  • CA396204A - Portable winch : en fr
  • CA396271A - Road guard : en fr
  • PL29692B1 - Telefunken Gesellschaft fiir drahtlose Telegraphie m. B. H., Berlin Full antenna system with one frame antenna and one dipole antenna : en pl
  • GB536005A - Mounting frame for pictures and the like : en
  • GB536009A - Traverse mechanism for yarn winding frames : en
  • US2239749A - Electron beam tube : en
  • US2239863A - Draw frame : en
  • USD126855S - Infant s collapsible stroller or similar article : en
  • US2240317A - Motor car drive : en
  • US2240382A - Regroover for tires : en
  • FR864493A - Free-bottom sieve for flat sumps : en fr
  • GB536073A - Improvements in brackets for curtain rails : en
  • PL29672B1 - Starting device with uninterrupted ignition for internal combustion engines. : en pl
  • US2240391A - Ear protector : en
  • AU155940A - Improvements relating to drilling apparatus : en
  • CA396248A - Container closure : en fr
  • USD126836S - Design for a back bar : en
  • USD126929S - Design for a dress : en
  • DE705409C - Power plant with a propellant gas generator and an expansion machine : de en
  • FR864498A - Improvements made to spinning equipment, in particular to drawing benches : en fr
  • FR864606A - Improvement in gripping head caps : en fr
  • US2240476A - Photographic gelatin layer containing an ester of sulphosuccinic acid : en
  • DE705518C - Device for the rapid adjustment of the drive machines of synchronous generators that work on high-voltage networks that are exposed to sudden changes in load : de en
  • AU197340A - An improved veterinary lotion : en
  • DE705414C - Pendulum, self-steering wheel suspension for light vehicles : de en
  • SU59819A1 - Metal tape seal : en ru
  • US2239716A - Spray nozzle : en
  • CA396162A - Soap cutting machine : en fr
  • CH214391A - Device for hanging laundry and the like. : de en
  • FR864522A - Semi-automatic stabilizer for airplanes : en fr
  • FR864598A - Urban pipelines water pressure utilization system : en fr
  • US2239780A - Process for improving the properties of thermoplastic, film-forming, organic substances : en
  • CH214531A - Sports shoes, in particular for skiers. : de en
  • DE705489C - Process for the preparation of monoazo dyes : de en
  • CH214504A - Circuit arrangement for long-distance connection paths via which telephone connections and telex connections can be established one after the other. : de en
  • AU112955B2 - Gas scrubber : en
  • CH214460A - Rocker with a device to operate it. : de en
  • AU161340A - Improvements in and relating to two-way electrical signal transmission systems : en
  • FR864513A - Map to filter : en fr
  • US2239700A - Wide band short wave antenna and transmission line system : en
  • AU112934B2 - Antenna systems : en
  • FR864707A - New azo dyes : en fr
  • GB536054A - Improvements in machines separating or cleaning or blending granular or pulverulent materials : en
  • DE705536C - Device for measuring direct currents : de en
  • FR864696A - Spherical bearing improvements : en fr
  • GB536095A - Improvements in or relating to containers for liquids : en
  • US2239940A - Current interrupting apparatus : en
  • DE705559C - Impact fuse for twist projectiles : de en
  • GB535942A - Improvements in electric plug and socket connections : en
  • CH214514A - Tuner for a high frequency device. : de en
  • DE705473C - Process for the processing of film waste, celluloid and other gelatinized nitrocellulose-containing products : de en
  • FR864622A - Joint manufacturing process for acetone and cyclohexane : en fr
  • SU59672A1 - Equalizing rail device : en ru
  • US2239777A - Automatic powder feed regulator : en
  • USD126879S - Design for a dress : en
  • US2240367A - Heater : en
  • US2240394A - Electric plug : en
  • PL29646B1 - : en pl
  • SU59821A1 - Intermediate rail fastening : en ru
  • US2239822A - Winch : en
  • US2239952A - Ore grinder : en
  • US2239876A - Deflector for locomotives : en
  • USD126874S - Design for an automobile : en
  • USD126883S - Design for a textile fabric : en
  • CA396123A - Vehicle door latch : en fr
  • US2239810A - Device for locking the thread carrier bars of flat knitting machines : en
  • US2240400A - Door latch : en
  • FR864645A - Signaling system applicable in particular to image or television transmission : en fr
  • US2240363A - Draft rigging : en
  • SU57066A1 - Egg cleaning machine : en ru
  • US2239838A - Lighting system for automobiles : en
  • DE705447C - Arrangement for post-treatment of a welding point : de en
  • FR864477A - Process for preparing quick-setting surgical plaster bands, easy to store, handle and transport : en fr
  • US2239845A - Attachment for dental handpieces : en
  • SU59718A1 - Catching device for trolleys : en ru
  • US2239776A - Balanced modulator circuit : en
  • AU158040A - Antenna systems : en
  • CA396144A - Rod baking oven : en fr
  • FR864583A - Monitoring device for surge arresters : en fr
  • PL29711B1 - Shock device : en pl
  • US2240181A - Scuff plate : en
  • USD126918S - Design for a brassieke ok the like : en
  • US2240139A - Automatic gasket punch : en
  • BE440739A - Process for sensitizing photographic halogen silver emulsions : en nl
  • US2240192A - Release mechanism : en
  • US2240012A - fr eysinger : en
  • DE705420C - Device for the direct extraction of metallic rolled products from the liquid state : de en
  • US2240044A - Elevator control and signal system : en
  • AU337440A - Railway bogie structure : en
  • US2239841A - Lubricating oil and lubrication therewith : en
  • US2240080A - Fused connector : en
  • US2240430A - Jack mechanism : en
  • US2240058A - Article of manufacture : en
  • FR864704A - Charcoal and wood gasifier : en fr
  • USD126864S - Radio-phonograph cabinet : en
  • GB536076A - Improvements relating to eye shades : en
  • US2239958A - Loose-leaf binder : en
  • US2240344A - Preparation of hypochlorous acid : en
  • US2239942A - Well pipe joint : en
  • US2240403A - Process for treatment of so-called white water : en
  • US2239723A - Hermetic rotary-reciprocating compressor unit : en
  • US2240169A - Pneumatic tire : en
  • US2240324A - Glass forming machine : en
  • CA396196A - Photoelectric surface : en fr
  • CH214440A - Portable filter device. : de en
  • US2239835A - Dental articulator : en
  • US2239760A - Photographic enlarger : en
  • US2240208A - Mount : en
  • CH214481A - Electrical apparatus. : de en
  • US2240321A - Transcribing machine : en
  • PL29701B1 - Device for regulating the temperature of foundry molds : en pl
  • US2240007A - Electrical arc barrier : en
  • CH214401A - Process for the production of lactones. : de en
  • PL29714B1 - The company A. Robert Wieland, Auerbach, Erzgebirge Ponczocha of the correct shape with spots in the calf area and the method of its production : en pl
  • US2239785A - Tamping and like implement : en
  • US2239813A - Fishing bobber : en
  • US2239937A - Bait protector : en
  • US2240150A - Suction cleaner motor mounting : en
  • US2240278A - Instrument for recording or measuring surface irregularities : en
  • CA396151A - Tube coupling : en fr
  • CA396161A - Parachute training and amusement device : en fr
  • BE440917A - Gear for saving and arranging all kinds of stamps : en nl
  • CA396133A - Variable speed ratchet gearing : en fr
  • US2240468A - Knitting machine : en
  • CA396178A - Vitreous material : en fr
  • CH214368A - Mixer tap. : de en
  • FR864548A - Improvements to the remote control mechanisms of automatic weapons : en fr
  • FR864461A - Installation for remote transmission or transformation of measured or command values : en fr
  • FR864481A - Typewriter Improvements : en fr
  • GB536116A - Improvements in or relating to apparatus or plant for washing or scrubbing air or gases : en
  • US2239687A - Shock absorber for belt conveyer guide and actuating rolls : en
  • US2239999A - Automatic time switch : en
  • FR864651A - Inclined profile frames : en fr
  • PL29679B1 - Allmanna Svenska Elektriska Aktiebolaget, Yasteras Radial turbine blade ring unit : en pl
  • US2239983A - Variable speed transmission : en
  • US2239759A - Crotch bearing mop : en
  • AU144840A - Improvements in or relating tothe production of urea aldehyde derivatives : en
  • CH214364A - Heater. : de en
  • CA396270A - Automatic phonograph : en fr
  • CA396153A - Window locking and tightening device : en fr
  • DE705410C - Swash plate gear : de en
  • DK58625C - Extensible sounding antenna system on vessels, especially submarines. : da en
  • PL29651B1 - "Delbag" Deutsche Luftfilter¦Baugesellschaft * ^^ 4 ^ Dr. Hans Wittemeier, Berlin. 'Air filter. : en pl
  • US2239979A - Manufacture of spinnerettes : en
  • US2240131A - Arrangement for securing stereoscopic cinematographic projections : en
  • CA396177A - Electric lamp : en fr
  • CA396260A - Engine vibration damper : en fr
  • CH214387A - Bobbin creels for warping machines. : de en
  • SU59895A1 - Method for isolating beta naphthol : en ru
  • US2240055A - Method of producing duplex metal articles : en
  • CA396187A - V-belt : en fr
  • CH214432A - Light control device. : de en
  • CH214405A - Process for the production of phenols. : de en
  • PL29696B1 - A device for feeding projectiles to the muzzle of a front-loaded firearm : en pl
  • US2240280A - Wringer control mechanism : en
  • AU112945B2 - Improvements relating to casings for chain belt and like transmissions : en
  • CH214465A - Cylinders on two-stroke internal combustion engines. : de en
  • CH214381A - A method of manufacturing synthetic filaments of variable diameter. : en fr
  • USD126945S - Design for a dress : en
  • US2240335A - Fuel and fuel package : en
  • US2239788A - View finder attachment for cameras : en
  • US2240099A - Method of bright annealing elongated metal bodies : en
  • CA396164A - Clothespin : en fr
  • CH214356A - Dispatch case for carrier pigeon. : de en
  • CA396117A - Rotary well drilling machine : en fr
  • CH214491A - Process for melting an object made of tungsten into glass, and an object obtained by this process. : de en
  • US2240054A - Lubricating oil : en
  • PL29654B1 - : en pl
  • US2240268A - Dowel : en
  • FR864507A - Staking device in the event of a night alert : en fr
  • FR864674A - Process for preparing diolefins : en fr
  • GB536075A - A system of electrical remote control and supervision : en
  • USD126835S - Design for an elastic braid : en
  • CA396132A - Combined hook and bolt : en fr
  • CA396220A - Lock nut : en fr
  • DE705424C - Mill firing : de en
  • GB536068A - Improvements relating to slidable roofs of motor vehicles : en
  • DE705554C - Bomb drop device for aircraft : de en
  • US2239903A - Fuse construction : en
  • USD126886S - Design fob a textile fabric : en
  • US2240281A - Automatic background control : en
  • SU56691A1 - Electric oscillation generator : en ru
  • US2239797A - Spring fastener : en
  • CH214359A - Garage door. : en fr
  • DE705581C - Locking piston for brake pistons of hydraulic fluid brakes : de en
  • CH214508A - Test circuit in carrier frequency device. : de en
  • CH214497A - Procedure for the preparation of 21-oxy-pregnendione-3.20. : de en
  • US2239997A - Wetting agent : en
  • US2240230A - V block : en
  • CA396120A - Chewing gum package : en fr
  • AU154840A - Arrangement in windows : en
  • PL29659B3 - A method of producing waterproof cellulose fibers. : en pl
  • US2240325A - Card tray : en
  • FR864575A - Improvements to motor boats : en fr
  • US2240001A - Sterilizer : en
  • GB536043A - An improved hand-scoop for incendiary bombs or the like : en
  • SU59586A1 - Adaptation to a sexant for measuring the inclination of the visible horizon : en ru
  • CH214439A - Process and installation for the manufacture of metal profiles. : en fr
  • DE705510C - Multi-colored luminous circuit diagram illuminated from the back : de en
  • DE705546C - Surface roughening tool for rubber processing : de en
  • GB535995A - Improvements in and relating to compressors : en
  • USD126857S - Chafft-es : en
  • GB535976A - Improvements in or relating to the cleaning of drums, barrels or the like : en
  • GB536104A - Improvements in or relating to the chemical treatment of artificial fibres made of proteins : en
  • GB536122A - Improvements relating to electrical signalling apparatus : en
  • CA396158A - Cutlery : en fr
  • FR864500A - Improvements to photographic materials based on silver gelatin halides : en fr
  • US2239994A - Elevator structure : en
  • US2240013A - Windshield defroster : en
  • US2240112A - Printing machine : en
  • CH214552A - Trigger mechanism on automatic firearms. : de en
  • CH214493A - Process for melting a tungsten object in glass and a tungsten object obtained by this process. : de en
  • AU158740A - Improvements in fishing reels : en
  • CA396242A - Refrigerator car : en fr
  • US2240014A - Sound deadener : en
  • US2240241A - Hair curler : en
  • GB536034A - A new or improved scaffolding support for use by glaziers : en
  • USD126904S - Design for a stocking : en
  • FR864660A - Device for opening letter envelopes and other applications : en fr
  • SU59912A1 - Device for feeding folded sheets in sewing machines : en ru
  • USD126951S - Unitfd statfs patfnt officf : en
  • PL29705B1 - Method of frequency modulation of magnetron generators and generators with a braking field : en pl
  • FR864555A - building elements and method and devices for their assembly : en fr
  • GB536080A - A pad for a bed pan with means for attaching it thereto : en
  • USD126910S - Design for a lace tablecloth : en
  • DE705422C - Radio receiver for several wavebands : de en
  • DK58629C - Bleaching Oils and Fats Procedure. : da en
  • FR864594A - Improvements to electric ovens : en fr
  • GB536019A - Improvements in and relating to automatic guns : en
  • GB535969A - Improvements in construction and arrangement of thermionic valves for high frequencyreception : en
  • GB535950A - Improved method of making moulded ceramic articles : en
  • FR864615A - Looper mechanism for sewing machines : en fr
  • FR864609A - Paving stones : en fr
  • FR864699A - Elastic wheel : en fr
  • GB535977A - Improvements in bellows pumps : en
  • US2239812A - Electrical conductor terminal : en
  • FR864321A - : fr
  • FR864593A - Collector with loader for household refuse and similar materials : en fr
  • GB536047A - Process for the production of colourless halogen substituted urea sulphonic acids, and the resulting products : en
  • FR864703A - Artificial landscapes in miniature : en fr
  • GB536083A - Improvements relating to the manufacture of blocks of asphaltic bitumen and the like : en
  • GB536088A - Process for the improvement of artificial fibres manufactured of protein substances : en
  • FR864547A - Method of construction of barracks, and its means of implementation : en fr
  • FR864580A - Leather marking machine : en fr
  • FR864635A - Camera : en fr
  • GB536017A - Polymeric quaternary ammonium salts from ditertiary diamines and dihalides : en
  • DE705412C - Process for the production of luminous screens : de en
  • DE705464C - Speed regulator for spring drives, especially on cinema equipment : de en
  • FR864720A - Method and device for using heat contained in thermal or generally hot waters for the purpose of producing motive energy : en fr
  • US2240019A - Method of making and cooling tubes : en
  • DE705462C - Process for the production of conical wheels with teeth curved in the longitudinal direction by means of a worm cutter : de en
  • US2240396A - Ingot mold and ingot : en
  • GB535936A - Improvements in or relating to liquid pumping systems : en
  • GB535997A - Improvements in or relating to telephone systems : en
  • SU59864A1 - Smoke box for marine boilers with multiple flame tubes : en ru
  • US2240355A - Truck : en
  • USD126911S - Design fou a lace tablecloth : en
  • CH214421A - Device for introducing the lateral rotation of a cannon into a sighting device. : de en
  • DE705588C - Electrical, especially multi-pole switch : de en
  • FR864748A - Improvements in processes for the manufacture of levulic acid : en fr
  • US2239669A - Folding seat : en
  • US2240351A - Headlight : en
  • CH214434A - Central seconds watch movement. : en fr
  • US2239975A - Fire extinguisher : en
  • US2239998A - Sleeve construction for garments : en
  • PL29656B1 - Fichtel & Sachs Aktiengesellschaft, Schweinfurt. l Starter for internal combustion engines. : en pl
  • SU59627A1 - Safety device for wire-sewing machine against getting into the machine working hands : en ru
  • SU59872A2 - Smelter refilling machine : en ru
  • US2239912A - Closure member for high pressure heads : en
  • US2240423A - Sheet feeding control device : en
  • CA396237A - Ski traction device : en fr
  • SU59712A1 - Device for automatic trolley steering : en ru
  • US2240194A - Carburetor : en
  • US2240221A - Egg and like slicing appliance : en
  • CH214527A - Rain cover for cyclists. : de en
  • CH214554A - Internal combustion engine. : de en
  • BE440822A - Two-piece jackhammer tool : en fr
  • PL29685B1 - : en pl
  • US2239786A - Voltage multiplying system : en
  • US2239972A - Undergarment : en
  • USD126875S - Combined back scrubbing cloth and soap holder : en
  • US2239814A - Paper-sizing composition : en
  • US2239981A - Internal dimension gauge : en
  • US2240444A - Planing tool : en
  • US2239670A - Rotating parachute : en
  • CH214507A - Electrode for microphones. : de en
  • GB535964A - Hand operated apparatus for use in the production of butter, cream or the like : en
  • GB536018A - Improvements in and relating to hydraulic power transmission systems : en
  • DK58633C - Weightlifting device with mechanically adjustable weights. : da en
  • US2239787A - Electric current plug and receptacle : en
  • US2240447A - Roofing and the like : en
  • USD126954S - Design for a dkess : en
  • AU112946B2 - Improvements in or relating to methods of making diamond tools : en
  • FR864563A - Process for treating polymerized products based on butadiene or butadiene chloride : en fr
  • CH214392A - Process for manufacturing a linoleum coating and coating obtained by this process. : en fr
  • FR864569A - evaporator for refrigeration machines : en fr
  • US2240218A - Brake construction : en
  • CH214509A - Exchange switch arrangement housed in the main distributor of a telephone exchange for carrier-frequency message transmission via telephone lines. : de en
  • US2240048A - Semiautomatic lock slider : en
  • US2239943A - Bulldozer : en
  • CH214505A - Telephone. : de en
  • CH214478A - Electric collector. : de en
  • US2239738A - Motor regulator : en
  • US2240149A - Caster lock : en
  • US2240372A - Superheater element : en
  • US2239737A - Shoe sole laying mechanism : en
  • FR864509A - Improvements to liquid circulation systems : en fr
  • GB536097A - Improvements in or relating to means for lubricating, or maintaining lubricated, bearings : en
  • GB536115A - Improvements relating to carding machines : en
  • GB536014A - Improvements in or relating to diaphragm valves : en
  • GB535955A - Improvements in testing arrangements for fluid control valves : en
  • GB536001A - Improvements relating to cutting tools having tips or inserts of tungsten carbide orlike hard materials : en
  • GB536055A - Process for the fractional separation of mixtures comprising vapourous and gaseous hydrocarbons : en
  • FR864545A - Installation for detoxification of gas : en fr
  • FR864736A - Discontinuous rotating press for drying and ironing laundry and fabrics : en fr
  • CH214539A - Process for the preparation of an alcohol of the cyclopentanopolyhydrophenanthrene series. : de en
  • GB536069A - Improvements in packaging apparatus : en
  • ES146801A1 - Improvements in the construction of buses and buses. : en es
  • DE705426C - Lock for compressed air foundation work : de en
  • DE705560C - Winding mandrel with swiveling holding spreaders for yarn knuckle sleeves : de en
  • FR864514A - Process for obtaining pulverulent sulfur extracted directly from rocks or sulphurous earth : en fr
  • GB536084A - Process for the fractional separation of mixtures comprising vaporous and gaseous hydrocarbons : en
  • CH214494A - Process for the preparation of a new ester. : de en
  • US2239775A - Radio communication : en
  • FR864728A - Motor vehicle : en fr
  • GB535985A - Improvements in or relating to the manufacture of accurately dimensioned and/or surface finished hollow cylindrical metal elements : en
  • DE705586C - Measuring device for measuring the total field strength of any alternating current field : de en
  • FR864733A - New azo dyes : en fr
  • DE705330C - Container for radioactive substances : de en
  • FR864480A - Device intended for milling machines, to facilitate the precision reproduction of objects or templates : en fr
  • FR864739A - Radial drilling machine : en fr
  • GB536111A - Improvements in or relating to apparatus for pressure casting of metals and other materials : en
  • US2239744A - Thermal treatment for aluminum base alloys : en
  • US2240084A - Drive for motor vehicles : en
  • AU112938B2 - Improvements in and relating to two-way electrical signal transmission systems : en
  • CH214463A - System with at least one turbo machine. : de en
  • GB536011A - Process for the production of colourless halogen substituted urea sulphonic acids, and the resulting products : en
  • CH214469A - Injection pump for fuels. : de en
  • CH214385A - Process for the production of an elastic thread and apparatus for carrying out this process. : en fr
  • CH214417A - Cinematographic image playback device. : de en
  • CH214429A - In particular, a device for speed registration intended for vehicles, in which the individual parts of the registration surface are repeatedly guided through the working zone of the registration organ. : de en
  • US2240020A - Plate : en
  • US2240212A - Pituitary product and process of preparing the same : en
  • AU115240A - Improvements in or relating to telecommunication exchange systems : en
  • AU157940A - Frequency meter : en
  • CH214384A - Spindle for textile machine. : en fr
  • DE705579C - Hydraulically operated tilting device for converters, mixers, openers, etc. like : de en
  • GB535946A - Improvements in or relating to yarn-changing mechanisms for knitting machines : en
  • US2240070A - Thermometer : en
  • CH214377A - Device for isolating a metal handle of generally spherical shape. : en fr
  • USD126853S - Leavitt building : en
  • US2240210A - Metal tubing : en
  • US2239761A - Branding tool : en
  • US2239847A - Machine tool : en
  • AU155240A - An improved gas burner for heating purposes : en
  • DE705446C - Rotating brush assembly for electrical machines : de en
  • DE705550C - Closure for bracelets, in particular watch bracelets, with an outer link and an insertable inner link designed as a snap hook : de en
  • CA396206A - Periodic wave generator : en fr
  • US2239804A - Electrical apparatus : en
  • CH214523A - Endless track vehicle. : en fr
  • US2239699A - Prevention of diffusion of sensitizing dyes : en
  • US2239762A - Suction cleaning apparatus : en
  • US2240216A - Couch bed : en
  • US2240342A - Manufacture of chlorine compounds : en
  • BE441247A - : en
  • FR864597A - Method for concentrating latex in centrifuges : en fr
  • US2239688A - Sound deadening composition and the process of preparing same : en
  • CA396118A - Control mechanism : en fr
  • CH214425A - Measuring device. : de en
  • DE705585C - Device for high-frequency traffic over lines : de en
  • US2239697A - Pressure gauge : en
  • US2240446A - Combined phonograph and slide film projector : en
  • US2239878A - Headlight socket : en
  • US2239778A - Conveyer : en
  • US2239899A - Combined cornhusking and agitator device for corn picking machines : en
  • US2239939A - Haircutting apparatus : en
  • FR864499A - Cash dispenser device : en fr
  • US2240177A - Refrigeration : en
  • PL29707B1 - Farnsworth Television Inc., San Francisco, California Working system and structure of the electron multiplier tube : en pl
  • US2239755A - Wire stripping machine : en
  • US2239933A - Expansion joint : en
  • US2240361A - Glass melting furnace : en
  • AU157540A - Improved means for controlling the flow of gas toa gas holder : en
  • CH214441A - Work table for carrying out welding work and the like. : de en
  • AU112943B2 - Improvements in or relating to air heaters : en
  • FR864692A - Improvements to filing systems : en fr
  • GB535959A - Improvements in or relating to ship propulsion and other systems for the electrical transmission of power : en
  • BE440969A - Process for manufacturing ceramic products : en fr
  • PL29673B1 - Jakób StaroScik, Piekary. Brush holder. : en pl
  • US2239973A - Variable speed gear : en
  • US2240399A - Braking runner for hauling vehicles : en
  • AU158240A - Wave transmission network : en
  • CA396141A - Mail bag : en fr
  • US2240092A - Lug for tractor wheels : en
  • US2240377A - Apparatus for precooling freight cars : en
  • CH214550A - Process for the production of copper phthalocyanine. : de en
  • GB535994A - Improvements in or relating to automatic diaphragm control mechanism for photographic cameras : en
  • CH214484A - Electric switch. : en fr
  • US2240060A - Amplifier system : en
  • US2240358A - Friction-disk and method of making the same : en
  • CH214458A - Friction gear with automatic gear change. : de en
  • CH214444A - Process for the production of gases to be used as atmosphere in the heat treatment of metals. : de en
  • AU112932B2 - Measurement of frequency modulated waves : en
  • USD126839S - Design fob leather or similar article : en
  • PL29717B1 - Epeda-Werke Rudolf Platte, Wuppertai-Vohwinkei Spring cartridge : en pl
  • US2240409A - Apparatus for developing sensitized layers : en
  • CH214454A - Solderless pipe connection. : de en
  • CA396232A - Electric discharge device : en fr
  • SU59639A1 - Track Moving Device : en ru
  • BE440881A - : en
  • FR864466A - Improvements to cash registers, calculating machines and the like : en fr
  • US2239908A - Stay bolt for boilers : en
  • BE440957A - : en fr
  • CH214473A - Electric ignition device for internal combustion engines with a gas discharge tube acting as a control valve. : de en
  • USD126865S - Design fok a lighter : en
  • FR864521A - New control device for piloting airplanes : en fr
  • US2239732A - Adjustable chair : en
  • US2239739A - Variable pitch propeller : en
  • US2240461A - Filling and venting plug for storage battery cells : en
  • USD126948S - Design foe a bs-ess : en
  • DE705551C - Milking device with milking tubes : de en
  • CH214485A - Electron multiplier tube with purely electrical guidance of the electrons. : de en
  • US2240431A - Mop : en
  • US2239953A - Lubricating oil composition : en
  • US2240214A - Conveyer system for the molds in machines for casting or molding chocolate or like masses : en
  • US2240312A - Means for adjusting tractor wheels : en
  • FR864700A - Improvements in the production of hollow metal objects : en fr
  • FR864658A - Aircraft engine improvements : en fr
  • DE705524C - Process for dyeing fur, hair or feathers : de en
  • DE705491C - Blowpipe equipment for steam engines and locomotives : de en
  • GB536087A - Means whereby insulating or other material in sheet or slab form may be attached to steel frame or like buildings : en
  • GB535979A - Improvements in or relating to chimney cowls and pots and the like : en
  • US2239753A - Precipitation of cellulose compounds : en
  • USD126902S - Design for a pin or similar article : en
  • CH214386A - Thread guide drum on winding machines. : de en
  • CA396165A - Rotary compressor : en fr
  • GB536089A - Improvements in or relating to thermionic valve amplifiers : en
  • USD126842S - Design for- a game board : en
  • DE705419C - Purification plant : de en
  • US2240196A - Plural-pole single-throw switch : en
  • SU59600A1 - Method for making acid resistant cement : en ru
  • FR864485A - New ethers-salts of aromatic dicarboxylic sulfonic acids : en fr
  • FR864571A - Process for preparing adiponitrile : en fr
  • GB536124A - Improvements in or relating to electric accumulator hand lamps : en
  • US2240022A - Framework for vehicles : en
  • FR864463A - Photographic goods and processes for their treatment : en fr
  • DE705578C - Process for the preparation of laevulinic acid or its esters : de en
  • DE705598C - Zigzag sewing machine with a rotatable backdrop eccentrically mounted in a rotatable bolt : de en
  • FR864613A - Improvements to boxes or cartons intended to contain toilet powder and the like : en fr
  • FR864686A - Device intended to be mounted on lathes to allow prior adjustment of the part to be turned according to stepped profiles : en fr
  • GB535934A - Manufacture of polymeric materials : en
  • AU112927B2 - Improvements in or relating tothe production of urea aldehyde derivatives : en
  • US2240081A - Hydrocarbon drying oil : en
  • US2240199A - Rail bond : en
  • US2239927A - Cutting and shaping machine : en
  • US2240005A - Wall cleaning attaclment : en
  • US2239736A - Chaser and chaser holder assembly : en
  • FR864578A - Hand grenade : en fr
  • FR864682A - Process for obtaining synthetic resins and applications of these resins, in particular in photography : en fr
  • US2239928A - Electric lamp : en
  • CA396216A - Railway signalling system : en fr
  • CH214470A - Injection pump system for internal combustion engines. : de en
  • CH214426A - Target flight receiver with optical and acoustic display. : de en
  • US2239748A - Television scanning apparatus : en
  • US2240343A - Material treatment : en
  • US2240053A - Color scale : en
  • US2240433A - Manufacture of gasolinelike hydrocarbons : en
  • USD126850S - Design fok a pin : en
  • USD126860S - Design fob a container for perfume bottle or similar article : en
  • PL29650B1 - Steyr-Daimler-Puch A. G., Steyr. A motor vehicle. : en pl
  • US2239936A - Cooling tower construction : en
  • US2239893A - Power reverse gear : en
  • USD126961S - Design fob a dress : en
  • PL29680B1 - Method of desulfurization and purification of pig iron and steel : en pl
  • AU18440A - Improvements in and relating to electric water heaters : en
  • CH214455A - Device on stuffing boxes to protect against the ingress of impurities into the packing and against drying out of the same. : de en
  • CH214503A - Coin insertion at self-sellers for consumables, e.g. B. gas or electricity. : de en
  • US2240113A - Separation of plant fibers : en
  • US2240346A - Friction clutch : en
  • USD126913S - Design foe. a lace tablecloth : en
  • FR864730A - Operating process and installation for gas turbines : en fr
  • USD126837S - Design for a stemmed goblet or similar article : en
  • PL29648B1 - Automatic gas igniter. : en pl
  • USD126942S - Besegn foe a desss : en
  • US2239957A - Stove : en
  • AU154140A - Packaging : en
  • BE440865A - : en
  • PL29694B1 - Bernd Meininghaus, Dortmund fldó I Af Vibration circuit with a sharp resonance curve and a connection system containing such circuits : en pl
  • US2240077A - Seat cushion : en
  • US2240439A - Action toy : en
  • FR864738A - Tubular transmission device for remote control : en fr
  • GB535990A - Improvements in and relating to methods of sealing an electric conductor through a metal wall : en
  • US2239713A - Valve gear : en
  • US2240295A - Television receiver : en
  • US2240348A - Printed sausage casing and the like : en
  • FR864495A - Substantive metalliferous dyes and their manufacturing process : en fr
  • DE705563C - Method for compensating for fluctuations in the composition of the raw gas when separating gas mixtures in several stages while at the same time achieving constant temperatures in the rectifying apparatus : de en
  • CH214404A - Process for the production of cyclohexanol. : de en
  • USD126840S - Design foe a pair of spectacles ahan : en
  • CA396185A - Solvent recovery system : en fr
  • CH214524A - Electrical system for automobiles. : de en
  • CH214395A - Suspenders, especially for soldiers. : de en
  • CH214496A - Stretcher chassis. : de en
  • US2239821A - Fracture frame : en
  • US2239911A - Float actuated fishhook setter : en
  • US2240240A - Mat : en
  • USD126868S - Design for a box wrapper : en
  • US2239869A - Process for treating liquid zinc amalgams : en
  • USRE21785E - Napkin folding machine : en
  • PL29693B1 - 0. Lorenz Aktiengesellschaft, Berlin-Tempelhof Antenna mast working as a radio antenna : en pl
  • AU157740A - Measurement of frequency modulated waves : en
  • CH214367A - Device for the production of shaped pieces from bulky fibers cemented with a petrifying binder. : de en
  • AU512339A - An improved spinning top : en
  • US2240253A - Electric switch : en
  • US2240408A - Adjustable window shade bracket : en
  • US2240470A - Photographic gelatin layer containing a monoester of sorbitol : en
  • DE705575C - Device for the mechanical drive of the pressure screws when locking coke oven doors : de en
  • GR9506B - MULTIPLE AUTOMATIC DISTRIBUTION OF OBJECTS. : el en
  • DE705527C - Process for the production of alkali percarbonates : de en
  • BE441032A - Wheel or dress guard for a vehicle, such as a bicycle, a motor vehicle and the like : en nl
  • DE705541C - Method for the production of a fabric hose with rubber shots on a circular knitting machine : de en
  • GB535948A - Improvements in portable oil burning safety heaters : en
  • GB536053A - Aircraft surface controls : en
  • USD126876S - Design for a rug : en
  • DE705458C - Device for chopping blocks out of hard butter : de en
  • FR864619A - Advanced polishing machines for papers, satin papers, cardboard and other similar materials : en fr
  • FR864694A - Synthetic process for preparing vitamin b : en fr
  • US2240105A - Stapling plier : en
  • US2240407A - Exercising apparatus : en
  • US2240021A - Method of preventing wedge and contact corrosion of metals and alloys : en
  • USD126838S - Towel rack or similar article : en
  • USD126952S - Design for, a dress : en
  • AU142340A - Improvements in or relating to braking systems : en
  • FR864464A - Improvements in the production of flexible sheet material : en fr
  • DE705444C - Voltage multiplier circuit : de en
  • AU152440A - Improvements in or relating to cathode ray tubes suitable for television reproduction : en
  • FR864712A - Method and apparatus for testing spark plugs : en fr
  • GB536114A - Improvements in and relating to heat exchange apparatus : en
  • CH214516A - Device for covering hand baskets, market bags, carrier boxes, suitcases, nets and similar containers against rain and snow. : de en
  • US2239800A - Production of sintered articles : en
  • US2239728A - Package holder : en
  • US2240104A - Mixing device : en
  • US2239766A - Culinary tool : en
  • US2240410A - Paring knife : en
  • US2240464A - Storage battery : en
  • DE705501C - Arrangement of the towing device on tractors with self-supporting car bodies : de en
  • PL29700B1 - Paill Zombeck, Dortmund Round tower shelter protecting against the effects of air attacks : en pl
  • US2240213A - Homogenizer : en
  • US2239667A - Road guard : en
  • PL29666B1 - A method of closing the vessels filled with gas with a pressure higher than atmospheric pressure and a device for closing the vessels in this way. : en pl
  • US2239883A - Expansion engine : en
  • US2240314A - Closure for battery box covers : en
  • FR864633A - Method for manufacturing so-called overcapping capsules and automatic device for implementing this method : en fr
  • CH214362A - Track system usable by rail and road vehicles. : de en
  • CH214486A - Process for the production of an electrode system with asymmetrical conductivity with selenium electrode. : de en
  • FR864687A - Stylographic tip for writing, drawing and marking instruments : en fr
  • GB535945A - Improvements in devices for applying putty to window frames and the like : en
  • GB536052A - Improved traverse mechanism for cop winding machines : en
  • DE705577C - Steep index for filing documents with index cards that serve as locating cards and are provided with viewing openings : de en
  • FR864541A - Heater for viscous liquids in tanks : en fr
  • CA396213A - Depolarizer production : en fr
  • CH214546A - Process for the preparation of an azo dye. : de en
  • DE705514C - Low yield conveyor : de en
  • FR864567A - Improvements to remote control devices by fluid pressure : en fr
  • CA396140A - Headlight : en fr
  • CA396115A - Coiled wire holder : en fr
  • AU153740A - Improvements in or relating to combined aural and visual signalling systems : en
  • SU59692A1 - Serving machine : en ru
  • US2239712A - Ribbon feed mechanism for printing telegraph machines : en
  • CH214498A - Process for the preparation of an azo dye from para-amidophenylarsinic acid. : de en
  • CA396266A - Internal combustion engine : en fr
  • FR864518A - Improvements to materials sensitive to x-rays and gamma rays : en fr
  • FR864650A - Indicator light for gear changes : en fr
  • US2239842A - Valve indicator : en
  • CH214517A - Box for tobacco products. : de en
  • US2239971A - Paper-reel changing device in rotary printing machines : en
  • US2240068A - Remote station recording : en
  • CA396253A - Printing telegraph apparatus : en fr
  • SU59774A1 - Discriminator : en ru
  • US2240318A - Resolution of racemic mixtures : en
  • DE705574C - Drive gear for rolling mills : de en
  • CH214468A - Device for adjusting the delivery rate of several fuel injection pumps connected to one another. : de en
  • US2240164A - Apparatus for and method of apportioning chemical to a flow of water : en
  • FR864519A - Automatic brush for cleaning flat sieve screens : en fr
  • CA396119A - Vehicle door hinge : en fr
  • DK58622C - Process for the preparation of unsaturated, neutral, keto group-containing Cyclopentanodimethylpolyhydrophenanthrene compounds of the Pregan series. : da en
  • FR864512A - Manufacture of welded rotors for steam and gas turbines : en fr
  • GR9507B - METHOD OF INDUSTRIAL MANUFACTURE OF CULTURE SULTY OR POTTERY WITH SHEET WITH RAW MATERIAL KAOLIN. : el en
  • US2240170A - Method of producing welded tubing : en
  • USD126922S - Design for a beooch os similar article : en
  • CA396138A - Flooring : en fr
  • DE705547C - Injection molding machine for thermal plastic masses : de en
  • CH214378A - Device for the temporary cooking of goods, in particular eggs. : de en
  • US2239896A - Furnace wall : en
  • US2240359A - Clutch : en
  • FR864494A - Seed separator mechanism specially adapted to machines for nailing certain parts of shoes : en fr
  • FR864601A - Electric light tube : en fr
  • FR864538A - Flexible rescue helmet ensuring breathing, even in the case of partial immersion of the head : en fr
  • DK58634C - Towing. : da en
  • USD126908S - Design for a cape : en
  • GB536040A - A chamfering or bevelling machine for use in the manufacture of wooden tent pegs, tent pins or the like : en
  • GB535932A - Process for the manufacture of laminated strips of cellulose ester fibres : en
  • DE705594C - Device for switching several power consumption devices, in particular an electric cooker and an electric hot water tank, in which an electromagnetic switch switches off the less important device depending on the switch-on position of the more important device : de en
  • CH214553A - Process for the production of a reducing agent from raw material containing alumina for the reduction of oxidic metal compounds. : de en
  • US2240378A - Signal device : en
  • US2239803A - Sliding clasp fastener : en
  • US2239850A - Towel dispensing apparatus : en
  • US2240420A - Electrical system : en
  • CH214388A - Circular loom. : de en
  • CH214394A - Two-piece swimsuit or beach suit. : de en
  • DE705528C - Process for the production of solid aliphatic hydrocarbons : de en
  • DE705539C - Permanent magnet arrangement to achieve an essentially homogeneous air gap field distribution : de en
  • SU59666A1 - Method for determining the regenerative capacity of animal tissues : en ru
  • FR864501A - Gelatin tanning improvements : en fr
  • GB535984A - Sewing machine : en
  • FR864612A - Process for obtaining catalyzed overactivated carbon : en fr
  • GB535982A - Improvements in or relating to refrigerator cabinets : en
  • US2240062A - Heating apparatus for motor vehicles : en
  • FR864554A - Air flow sintering apparatus : en fr
  • DE705591C - Process for the production of ring-shaped or spiral-shaped capacitor electrodes, in particular for slide capacitors : de en
  • DE705520C - Process for the production of laminated glasses with cold-resistant intermediate layers : de en
  • GB535967A - Improvements in fire extinguishers : en
  • DE705511C - Spinning top game with a circular playing area : de en
  • DE705534C - Testing and switching device for mobile electrical telecommunication cables and lines : de en
  • DE705466C - Addition of graphite to impregnating agents for substances in aircraft : de en
  • GB535956A - Improvements in or relating to arc-extinguishing arrangements for electric circuit breakers : en
  • DE705418C - Device for pricking clay : de en
  • FR864487A - construction element for buildings : en fr
  • US2239741A - Device for cleaning and mixing paint and the like : en
  • US2239834A - Bearing : en
  • US2239708A - Artificial honeycomb : en
  • FR864714A - Improvements to chain and pinion controls : en fr
  • GB536074A - Improvements in or relating to lifts : en
  • GB535937A - Improvements in and relating to foot exercising apparatus : en
  • FR864587A - Improvements to winders and similar machines : en fr
  • GB536029A - Improvements in and relating to buffer clip devices : en
  • FR864584A - Process for preparing halftone reflex copies : en fr
  • BE440817A - : en fr
  • CA396173A - Shoe last : en fr
  • AU112962B2 - Improvements relating to pocket torches andthe like : en
  • DE705448C - Process for the decomposition of mixtures of oils with solid substances : de en
  • USD126960S - Design for a dress : en
  • GB536098A - Improvements in or relating to facsimile transmitters : en
  • DE705532C - Ship telephony device : de en
  • US2240472A - Photographic gelatin layer containing a di-(polyalkylene glycoxy) alkane : en
  • DE705482C - Input circuit for direction finder according to the minimum method : de en
  • US2239867A - Shaft mounting : en
  • USD126923S - Brooch or similar article : en
  • FR864668A - Junction-assembly for demountable frames : en fr
  • USD126925S - Design for a lace tablecloth : en
  • DE705526C - Markers made of elastic material : de en
  • US2239910A - Wave generating means : en
  • DE705453C - Device for producing threads from glass etc. : de en
  • US2239859A - Method of purifying hydrocarbon oils : en
  • US2240103A - Milk mixing device : en
  • DK58632C - Device for coffee grinders with flow-through or collection container. : da en
  • FR864697A - Improvements to footwear and the like : en fr
  • GB536000A - Improvements in or relating to spinners for the hubs of airscrews : en
  • DE705468C - Refractory crucible for coreless induction furnaces with a content of over a ton and with basic melting : de en
  • CA396241A - Wax modifying agent : en fr
  • DE696102C - Cooking drum for bast fiber stalks : de en
  • US2239684A - Method and apparatus for producing thrown yarn : en
  • US2239742A - Preparation of pregnendiones from pregnenolones : en
  • US2239792A - Trolley wire hanger : en
  • FR864629A - Method and apparatus for bottling beverages : en fr
  • USD126892S - Design foe a textile fabeic : en
  • FR864565A - Insulating stuffing with crossed bands for coaxial electric cables : en fr
  • FR864553A - Improvements to conductor wire connection devices : en fr
  • GB535947A - Improvements in or relating to luminescent screens : en
  • FR864483A - Improvements to adhesive sheets or tapes and to the adhesive materials or compositions necessary therefor : en fr
  • GB536045A - Improvements in or relating to knitting machines : en
  • GB535952A - Improvements in image suppression systems in radio receivers : en
  • US2239879A - Peat treating device : en
  • US2240088A - Internal combustion engine : en
  • USD126848S - Design for. a dishwashing machine : en
  • US2239695A - Capacitive target-emitter for electric discharge devices : en
  • US2240228A - Adjustable abdominal exercising apparatus : en
  • PL29715B1 - Method for the preparation of N-methylsulfites or N-methanesulfinates of 1-aryl-2,3-dialkyl-4-alkylaminopyrazolones : en pl
  • US2240039A - Selector switch : en
  • US2240045A - Container : en
  • US2240308A - Orthopedic belt for the treatment of gastric ptoses : en
  • US2239672A - Radio alarm system : en
  • US2239725A - Spool : en
  • CH214482A - Electric cable. : de en
  • CH214532A - Roller scraper brush for roller mills. : de en
  • GB535935A - Dyeing cellulosic fibres : en
  • CA396268A - Liquid applying apparatus for textile materials : en fr
  • GB536026A - Improvements relating to furnaces : en
  • US2240069A - Bottle cleaning mechanism : en
  • CH214450A - Fuel containers, in particular for lighters. : de en
  • DE705443C - Setting and tapping switchgear : de en
  • DE705596C - Process for the decomposition of hydrocarbon mixtures by cooling and rectification : de en
  • USD126938S - Design for a dress : en
  • CH214534A - Process for the preparation of a diazoketone of the cyclopentanopolyhydrophenanthrene series. : de en
  • CA396243A - Refrigerator car floor rack : en fr
  • AU112953B2 - Improvements in fishing reels : en
  • CA396143A - Straight knitting machine drive : en fr
  • USD126940S - Design for a dress : en
  • US2240083A - Film printing apparatus : en
  • AU153540A - Improvements relating tothe mandrel-gripping collets of tools for upsetting tubular rivets : en
  • FR864474A - Control equipment causing the automatic shutdown of a textile machine such as a loom, warping machine or other : en fr
  • FR864502A - Improvements to life-saving and protective clothing : en fr
  • GB535958A - Improvements in workholding vices : en
  • FR864742A - Central office telecommunication systems : en fr
  • CA396198A - Electron multiplier operating method : en fr
  • FR864676A - Cinematographic apparatus : en fr
  • GB535971A - Method of manufacturing chlorate and perchlorate explosives : en
  • DE705495C - Depositing device for turnips on a fork lift : de en
  • USD126937S - Design fob a dress : en
  • US2239824A - Brake-band mounting : en
  • FR864731A - Typewriter : en fr
  • CH214428A - Continuous accuracy flow meters. : de en
  • CH214521A - Two-part tube with a multi-layered tube bag containing at least one layer of metal foil. : de en
  • FR864256A - bipolar electrolyser : en fr
  • FR864557A - Circular knitting machine and how it works : en fr
  • FR864564A - Synthetic resin and its applications : en fr
  • PL29718B1 - : en pl
  • FR864471A - Device for transforming a rotary movement into linear movement or vice versa by reaction of the surrounding fluid on this device : en fr
  • US2239897A - Method of making wheel disks : en
  • US2240418A - Animal trap : en
  • IE16144L - Treatment of wool : en
  • US2240038A - Polymerization of cashew nut shell liquid and products thereof : en
  • US2240116A - Method of purifying gelating : en
  • US2240398A - Cinematography : en
  • DE705463C - Regulators for power machines : de en
  • FR864625A - Electrical and analog computer systems : en fr
  • AU112966B2 - Improvements relating to drilling apparatus : en
  • DE705561C - Garbage truck : de en
  • DE705504C - Method of making projectiles : de en
  • DE705545C - Device for automatically interrupting the boiling of milk by lifting the cooking vessel from the heat source : de en
  • FR864459A - Template layout on aircraft construction scaffolding : en fr
  • FR864637A - Centrifuge improvements : en fr
  • DE705557C - Cartridge for gun barrel : de en
  • GB536110A - Improvements in or relating to air conditioning of maltings : en
  • FR864670A - Knitting loom : en fr
  • GB536035A - Improvements in volume control circuit arrangements : en
  • USD126959S - Design for a dress : en
  • GB536101A - Improvements in or relating to free-stroke piston internal combustion engines : en
  • GB535965A - Improvements in and relating to rising hinges : en
  • US2240028A - Luminous mark measuring arrangement : en
  • US2239740A - Water motor supporting float : en
  • US2240448A - Garment : en
  • FR864517A - Machine for inserting fasteners, to be used in particular for mounting the flanks of shoe uppers : en fr
  • FR864533A - Dry cell battery enhancements : en fr
  • FR864646A - Self-reducing tacheometer : en fr
  • FR864734A - Process for preparing 2-alkyl-3-alkoxy-4-hydroxy-thyl-5-carboxypyridine lactones : en fr
  • DE705416C - Device for the automatic activation of an optical or acoustic warning signal in motor vehicles and / or the vehicle brakes by electrical means to avoid traffic accidents at road and railroad crossings : de en
  • DE705572C - Method for casing boreholes with cement or concrete : de en
  • US2240463A - Method of and apparatus for freezing liquids : en
  • FR864534A - Lightweight and resistant constructions : en fr
  • GB536062A - Improvements in the waterproofing of fabrics, textiles and the like materials and in the manufacture and production of an emulsion to be used therefor : en
  • DE705583C - Device for constant bandwidth control : de en
  • SU59693A1 - A device for recording the length of drains printed on a typewriter in translating typewritten letters to the width of typographic letters : en ru
  • DE705573C - Loading device : de en
  • US2239768A - Constant supply system for photoelectric apparatus and the like : en
  • US2240249A - Textile printing press : en
  • DE705440C - microphone : de en
  • FR864746A - Device for automatic control of the movements of the pickup arm in a talking machine, with automatic disc change : en fr
  • US2240101A - Closure for test tubes or the like : en
  • USD126859S - Design for a pneumatic tire : en
  • US2240309A - Piezoelectric crystal apparatus : en
  • CH214529A - Casing hood for the hub of aircraft propellers. : de en
  • CA396239A - Circuit breaker : en fr
  • CH214487A - Anode entry for converters with metal vacuum vessel. : de en
  • FR864454A - Device for extracting boundary layers from the relative wind on board airplanes : en fr
  • FR864546A - Advanced device for sound tracking : en fr
  • FR864552A - Pressure reducing device for compressed gases, especially combustible gases, to supply internal combustion engines or other devices of use : en fr
  • US2239781A - High frequency measuring resistor : en
  • US2240352A - Glass : en
  • US2239870A - Electric fingernail file : en
  • US2240242A - Drill press work clamp : en
  • CH214551A - Device for unattended shooting. : de en
  • US2240390A - Automatic control device : en
  • USD126909S - Design for a lace tablecloth : en
  • CA396182A - Cathode ray tube : en fr
  • CH214530A - Winding machine with several winding spindles on a common rotating body. : de en
  • FR864451A - Method of adjusting internal combustion engines with injection : en fr
  • GB535953A - Improvements in ignition systems for internal combustion engines : en
  • US2240147A - Harrow : en
  • CH214511A - Telephone exchange with at least partial dialer operation. : de en
  • FR864626A - Window : en fr
  • USD126916S - Design for a beqoch : en
  • US2240063A - Alloys for metal to glass seals : en
  • US2240338A - Method and apparatus for cooking substances : en
  • US2240451A - Piezoelectric crystal apparatus : en
  • US2240206A - Means for eliminating corrosion in economizers : en
  • US2240231A - Production of alloys of chromium : en
  • US2239696A - Method and apparatus for forming the rims of cylindrical shells : en
  • US2239829A - High voltage circuit breaker : en
  • US2240436A - Method and apparatus for controlling flow of fluids : en
  • USD126900S - Design for a pin or similar article : en
  • DK58621C - Ignition device for gas stoves, gas washing boilers and similar gas-fired appliances with ignition burner and head burner. : da en
  • DK58631C - Ticket case. : da en
  • DE705508C - Pipe fuse for bullet fuse : de en
  • DE705437C - Damping device for waves of turbines rotating above the critical speed, in particular expansion turbines for deep-freeze systems, turbo compressors or other high-speed machines : de en
  • DE705544C - Ignition device for igniting fuel in oven with grate firing : de en
  • US2240115A - Railway car door structure : en
  • USD126946S - Design fos a beess : en
  • BE440578A - : en nl
  • US2239702A - Synchronizing system : en
  • US2240469A - Photographic emulsion layer containing a derivative of a hydroxyalkyl ether of a polyhydric alcohol : en
  • USD126843S - Design for a window shade bracket : en
  • AU154440A - Improvements relating to pocket torches andthe like : en
  • GB535939A - Improvements in and relating to the manufacture of shoulder boxes : en
  • GB536032A - Improved method of, and apparatus for, a.c. rectification : en
  • US2239881A - Towel support : en
  • FR864482A - Method and device for fine shaping of precision surfaces : en fr
  • DE705415C - Tail and warning lamp for motor vehicles : de en
  • US2239946A - Protective helmet : en
  • CA396125A - Vehicle door mechanism : en fr
  • CA396209A - Cloth splitting device : en fr
  • CH214472A - Carburetor for light and heavy fuels. : de en
  • US2239710A - Synchronizing mechanism : en
  • USD126956S - Design for a dsess : en
  • PL29658B1 - : en pl
  • US2239690A - Apparatus for canning : en
  • USD126856S - Design foe a well bomb : en
  • US2240310A - Airfoil : en
  • US2240368A - Automobile heater filter : en
  • PL29683B1 - : en pl
  • US2239959A - Course converter for conveyances : en
  • CA396249A - Resilient shaft coupling : en fr
  • CH214415A - Lightweight typewriter. : de en
  • DE705571C - Pull-through buckle for belts and shoelaces or the like. : de en
  • CA396257A - Vertical crusher shaft suspension : en fr
  • CH214379A - Device for maintaining the shape of the collar of clothes hung by means of hangers. : de en
  • CH214410A - Process for the manufacture of waterproof sheets for covering walls. : en fr
  • CH214474A - Fuel pumps for internal combustion engines. : de en
  • CH214447A - Three-dimensional engraving or Copy milling machine. : de en
  • AU112929B2 - Apparatus for opening and closing hinged doors : en
  • US2240306A - Electromechanical filter : en
  • CA396269A - Knitted fabric : en fr
  • CH214360A - Double jacket fireplace. : de en
  • AU151940A - Improvements in or relating tothe construction of highspeed motorboats and like vessels : en
  • PL29712B1 - Auergesellschaft Aktiengesellschaft, Berlin Carbon dioxide absorbing material for oxygen breathing apparatus : en pl
  • SU59745A1 - Device for automatic unloading of electrical system : en ru
  • US2239955A - Inertia-operated ratio changing brake actuating system : en
  • AU178440A - Improvements in or relating to radioactive alloys and methods of preparing the same : en
  • BE440824A - : en fr
  • DE705568C - Process for the production of ceramic masses containing magnesium silicate : de en
  • FR864462A - Gyroscopic device, particularly for automatic pilot devices of air mobiles : en fr
  • CA396175A - Highway reflector mounting : en fr
  • DE705460C - Protecting goods against moths and similar animal pests : de en
  • US2240260A - High tension fuse construction : en
  • PL29691B1 - A method of making matchbooks and an apparatus for carrying out the method : en pl
  • SU59761A1 - Deionic gap : en ru
  • US2240293A - Piezoelectric filter : en
  • US2240373A - Refrigeration control system : en
  • SU59826A1 - Beet root pruning machine : en ru
  • US2240322A - Speed control apparatus : en
  • US2240350A - Coaling gate : en
  • USD126852S - Design foe a toy whistle : en
  • USD126889S - Design for. an embroidered fabric : en
  • CH214519A - Two-part tube. : de en
  • US2240222A - Heating system : en
  • US2239871A - Link mat construction : en
  • US2240294A - Apparatus for forming metal parts : en
  • US2240341A - Azo dyestuffs : en
  • BE440821A - : en fr
  • AU112935B2 - Frequency indicator : en
  • CH214451A - Self-locking screw. : en fr
  • US2240128A - Self-priming centrifugal pump : en
  • US2240226A - Combination calculator : en
  • US2239701A - Process for refining oils : en
  • CH214500A - Particulate filter. : de en
  • CA396252A - Telegraph transmitter : en fr
  • CH214548A - Process for the preparation of an azo dye. : de en
  • US2240162A - Door locking and sealing device : en
  • US2240345A - Production of chromic chloride : en
  • SU59870A1 - Bubbler plate for column apparatus : en ru
  • US2240362A - Rolling mill : en
  • US2240365A - Method of treating tall oil : en
  • DE705477C - Amplifier with modulation of the grid current area : de en
  • DE705499C - Linkage for extending and retracting a braking surface on aircraft wings : de en
  • DK58640C - Freewheel clutch, especially for bicycle hub. : da en
  • US2240300A - Manufacture of phonograph records : en
  • US2239805A - Machine for applying pressure to shoe bottoms : en
  • US2239969A - Composition shower pan : en
  • US2239711A - Printing telegraph machine : en
  • US2240047A - Holding and centering device for spinning, twisting, and like machines : en
  • US2240156A - Apparatus for determining the minimum light visible : en
  • US2239853A - Steel reciprocating pump : en
  • US2239944A - Amusement ride device : en
  • US2240186A - Electron discharge device : en
  • CA396128A - Fibre board container : en fr
  • GB536100A - Improvements in or relating to facsimile receivers : en
  • USD126847S - Unitfd statfs patfnt offiff : en
  • CH214445A - Process to increase the service life of highly stressed metal parts. : de en
  • DE705521C - Endlessly woven, knitted or braided drive belt or the like. : de en
  • AU112960B2 - Packaging : en
  • FR864475A - Process for the preparation of glycol : en fr
  • CH214490A - Device for supplying current to a resistor for an electric oven. : en fr
  • US2239685A - Heat exchanger : en
  • US2239892A - Computing system : en
  • US2239988A - Electrolytic device and method of making same : en
  • US2240320A - Quick start and stop mechanism for phonograph turntables : en
  • US2240369A - Windshield wiper blade and arm assembly : en
  • US2240383A - Aminosulphonamido diphenyl sulphones : en
  • USD126858S - Design for a pneumatic tire : en
  • PL29644B1 - MJCP F43, jL / I3 / JIM Akciova spolecnost drive Skodovy zavody v Plzni, Praga and Bohdan Pantoflicek, Pilzno-Lochotin. Smooth barrel projectile. : en pl
  • US2239811A - Groove testing process and apparatus : en
  • USD126915S - Design for a brooch : en
  • SU59613A1 - Chain pump : en ru
  • US2239931A - Vibratory motor : en
  • US2240392A - Nozzle : en
  • CA396129A - Fibre board container : en fr
  • CA396113A - Lubricating device : en fr
  • CA396278A - Polymerization of organic compounds : en fr
  • US2239771A - Electrically conductive device and its manufacture : en
  • US2240125A - Winding device : en
  • US2240356A - Fluid pressure pump : en
  • US2240453A - Piezoelectric crystal apparatus : en
  • USD126872S - Combined hood and supporting base for a transcribing machine : en
  • PL29710B1 - How to determine body weight : en pl
  • AU112965B2 - Improvements in or relating to telecommunication exchange systems : en
  • US2240093A - Apparatus for handling glassware : en
  • US2239676A - Signaling device : en
  • CA396277A - Metallization of metal articles by cathode disintegration : en fr
  • CH214449A - Clasp on straps of wristwatches. : de en
  • USD126869S - Design foe, a combined supporting base and coves, for a desk phono- graph : en
  • US2240275A - Highly branched brominated organic acids and their esters : en
  • US2239707A - Planing machine : en
  • US2240456A - Apparatus for producing tubular articles having varying wall thickness : en
  • BE440813A - : en
  • DE705567C - Safety device for internal combustion engines : de en
  • AU112942B2 - Improvements in or relating to machines for and methods of applying and securing a metallic band around an object : en
  • US2240282A - Display stand : en
  • USPP463P - Carnation plant : en
  • PL29669B1 - Company Giinther Wagner, Hannover. Tape for typewriters, cash registers or similar machines. : en pl
  • US2240270A - Hydraulic transmission : en
  • US2240283A - Heater and draft control therefor : en
  • CA396202A - Ignition timer contact pitting overcoming apparatus : en fr
  • CH214373A - Fireplace combustion air heater. : en fr
  • CH214413A - Device on Fourdrinier pulp dewatering machines to limit the side of the fabric web to be dewatered. : de en
  • US2240159A - Refractory cement : en
  • US2239854A - Wing air brake : en
  • US2239986A - Mounting for rotary tool spindles and the like : en
  • US2240357A - Fluid meter : en
  • USD126877S - Design for a rug : en
  • US2239796A - Tempering glass tubing : en
  • US2240193A - Refrigerator : en
  • CH214549A - Process for the production of vat dyes of the anthraquinone series. : de en
  • CH214416A - Device to be mounted on a typewriter to obtain one or two copies of the typed text. : en fr
  • US2240160A - Complete conversion of petroleum oils : en
  • PL29675B1 - Belt device for tracked vehicles. : en pl
  • CA396233A - Surface light reflection decreasing process : en fr
  • CH214467A - Method for automatic adjustment of the start of injection in internal combustion engines. : de en
  • CH214510A - Switching device in telecommunications systems, in particular in telephone systems. : de en
  • CA396134A - Cinder pot : en fr
  • US2240288A - Molding : en
  • US2239935A - Stapling mechanism : en
  • US2239698A - Photographic element : en
  • US2240462A - Illuminated signaling mailbox : en
  • DE705576C - Arrangement of coke ovens for the production of pitch coke : de en
  • GB535968A - Improvements in or relating to frames for cycles and motorcycles : en
  • GB536050A - Speed indicating system : en
  • FR864729A - Method and device for casing books : en fr
  • FR864705A - Gasifier generator nozzle or burner gasket or cap : en fr
  • CA396189A - Ester manufacture : en fr
  • CA396263A - Louver : en fr
  • GB536086A - Improvements in or relating to the mixing of concrete : en
  • US2240138A - Slide fastener lock : en
  • USRE21787E - Marine craft : en
  • GB536090A - Improvements in and relating to aircraft flight indicators and like instruments : en
  • GB536023A - Improvements in or relating to food preserving apparatus for use in refrigerating chambers : en
  • US2239817A - Building structure : en
  • US2239858A - Tobacco conveying and feeding : en
  • CH214435A - Wristwatch. : en fr
  • GB535978A - Manufacture of organic compounds containing chlorine : en
  • GB536033A - Improvements in toggle link mechanism : en
  • US2240015A - Sound deadener : en
  • USD126931S - Design for a dress : en
  • GB536046A - Liner for receptacles intended to hold plants and the like : en
  • FR864747A - Improvements in processes and machines for kapok spinning : en fr
  • GB536079A - Device for use in producing white lines on roads : en
  • DE705408C - Turning device for internal combustion engines : de en
  • DE705529C - Process for the preparation of carboxylic acid esters of aromatic sulfondicarboxylic acids : de en
  • GB535988A - Pantothenic acid and similar growth-promoting substances : en
  • US2240076A - Adjustable and refillable brush : en
  • GB536113A - Improvements in padlocks : en
  • DE705516C - Manufacture of dynamo and transformer sheets and similar magnetically stressed objects : de en
  • US2239875A - Crankpin bearing : en
  • US2239907A - Tuning control circuits : en
  • FR864708A - gas heat exchangers for absorption refrigeration devices : en fr
  • FR864725A - Improvements to suitcases, briefcases and similar items : en fr
  • FR864653A - Device protecting tanks against freezing and preventing them from bursting : en fr
  • CH214402A - Process for the preparation of 3-oxy-etiocholenic acid. : de en
  • CH214489A - Relay, in particular hinged armature relay, which is connected to an alternating current network via a rectifier arrangement and a circuit tuned to audio frequency. : de en
  • DE705589C - Relay arrangement for remote control systems : de en
  • GB535943A - Improvements in and relating to electric furnaces : en
  • US2240006A - Esters of high-molecular polycarboxylic acids : en
  • FR864662A - Scissors for cuts : en fr
  • US2240223A - Meter for liquids : en
  • US2240075A - Fishing reel : en
  • GB536061A - Improvements in or relating to gas turbine installations : en
  • FR864472A - Improvements relating to taximeter counters with clockwork movements : en fr
  • FR864537A - Wood gasifier : en fr
  • GB535993A - Improvements in discriminator circuits for use in automatic frequency control systems : en
  • DE1500909U - : de en
  • FR864542A - Waterproof panel for temporary constructions : en fr
  • CH214515A - Method for separating pulses of longer duration from a pulse mixture containing pulses of different duration. : de en
  • GB536081A - Improvements in life-saving and protecting suits : en
  • FR864602A - Frost protection device : en fr
  • DE705471C - Device for converting weak control voltages into mechanical movements of a control element : de en
  • PL29678B1 - Set of wheels with adjustable taper cylindrical roller bearings The patent depends on the patent no. 26169 : en pl
  • US2240140A - Distortion reduction in wave transmission : en
  • USD126912S - Design for a lace tablecloth : en
  • CH214518A - Sealable number plate for barrels. : de en
  • PL29676B1 - Edward G. Budd Manufacturing Company, Philadelphia, Pennsyhrania. Car body. : en pl
  • US2240450A - Piezoelectric crystal apparatus : en
  • DE705593C - Arrangement for the operation of a high voltage discharge vessel with vapor or gas filling : de en
  • DK58635C - Motor fuel. : da en
  • GB535992A - Improvements relating to drying processes and apparatus : en
  • AU209240A - Gas scrubber : en
  • CH214431A - Printing adding machine. : de en
  • DE705507C - Impact fuse for throwing mines : de en
  • FR864508A - Two-liquid stack : en fr
  • US2239751A - Hydraulic brake system : en
  • US2239706A - Nitrogenous compounds : en
  • US2240071A - Candle base : en
  • US2239922A - Internal combustion engine : en
  • US2240207A - Protective system : en
  • DE705429C - Machine for cleanly bumped into the backs of book blocks, booklets, panels o. The like rendered in Faelzel machines by means of a paper strip. : de en
  • US2240237A - Potato masher and fluffer : en
  • US2240148A - Variable speed transmission : en
  • FR864672A - Improvements to processes and apparatus for spraying fluids, more especially powdery materials : en fr
  • GB536015A - Improvements in or relating to diaphragm valves : en
  • US2239789A - Frequency responsive control system : en
  • US2240315A - Apparatus and process for drying waxed paper : en
  • US2239763A - Vinyl esters : en
  • US2239721A - Printing telegraph apparatus : en
  • US2240217A - Running board : en
  • US2240180A - Continuous outlet system : en
  • FR864486A - Machine for slicing raw fish or other products : en fr
  • US2240329A - Dropper combined with cap for phials and the like : en
  • DE705436C - Process for the preparation of amino-o-oxycarboxylic acids of the diarylmethane series : de en
  • FR864325A - : fr
  • FR864544A - Supercharging device for aircraft engines : en fr
  • AU113134B2 - Improvements in and relating to tractor attached implements : en
  • GB536041A - Improvements in or relating to systems for eliminating interference in radio receivers : en
  • GB535949A - An improved process for the manufacture of acetic esters of starch : en
  • GB535970A - A non-electric luminous button or other non-electric luminous means for use in combination with wearing apparel for black-outs or at night : en
  • CH214393A - Sports suits for women, in particular bathing suits, beach suits and gymnastics suits. : de en
  • FR864524A - Kinematic device usable as a pump, compressor, rotary motor or similar device : en fr
  • US2240459A - Fuel economizer for internal combustion engines : en
  • USD126851S - Design foe, a centrifuge : en
  • DE705469C - Circuit arrangement for modulating an alternating voltage with a voltage supplied by a photocell : de en
  • GB536030A - Improvements in or relating to metal fabrics, metal screens or screen fabrics : en
  • GB536036A - Improvements in and relating to apparatus for photographic copying : en
  • US2240274A - Article and process and apparatus for producing the same : en
  • USD126830S - Design foe, a fabric display sample card : en
  • USD126890S - Design for a dress : en
  • FR864525A - Improvements to waterproof connector devices for electric cables and sockets : en fr
  • CA396152A - Barrel hoop : en fr
  • US2239689A - Winding machine : en
  • US2240127A - Friction coupling : en
  • US2240319A - Method of producing pipe fittings : en
  • US2240323A - Sound motion picture apparatus : en
  • GB536007A - Improvements relating to chain cables : en
  • CA396251A - Printing telegraph apparatus : en fr
  • CH214376A - Stainless steel container with reinforced bottom and method for obtaining said container. : en fr
  • US2239774A - Fuel cutoff means : en
  • USD126887S - Ent office : en
  • USD126935S - Design for a dress : en
  • US2239886A - Power plant refrigerating system : en
  • SU59657A1 - Machine for cleaning, blanching and stuffing peppers, etc. : en ru
  • DE705441C - Speaker cone : de en
  • CA396181A - Wire shaving device : en fr
  • FR864691A - Reciprocating screen : en fr
  • FR864683A - Demountable tent tent : en fr
  • PL29655B1 - Preparation of C-C-disubstituted or C, C and N-substituted barbituric acid derivatives. : en pl
  • US2239731A - Purifier for gases or vapors : en
  • US2240205A - Feeding solid reagents in pulverulent condition : en
  • US2239932A - Postage stamp affixer : en
  • CA396244A - Refrigerator car floor rack : en fr
  • CH214555A - Process for the preparation of sodium G-strophantine phosphorate ester. : de en
  • DE705470C - Method and device for exposing and simultaneously lifting electrical underwater cables : de en
  • SU59673A1 - Fixture for attaching rails to concrete sleepers : en ru
  • USD126841S - Design for a game device : en
  • US2240067A - File cabinet and the like : en
  • USD126832S - Design for a coat : en
  • USD126928S - Design for a perfume brooch : en
  • FR864621A - Locking and safety pin for automatic weapons : en fr
  • US2240385A - Shade hanger : en
  • CA396166A - Rotary compressor : en fr
  • SU59573A1 - Scraper loading machine : en ru
  • CA396191A - Sulphur composition : en fr
  • DE705503C - Lock, especially furniture lock, with a housing made of plastic : de en
  • GB536066A - Improvements in or relating to electro-acoustic apparatus : en
  • FR864722A - Welding process, with electric arc, of high speed steel : en fr
  • FR864579A - Flexible elastic seal : en fr
  • FR864649A - Improvements to multiple mechanical pencils : en fr
  • US2240184A - Electric gauge : en
  • US2240190A - Furnace structure : en
  • DE705535C - Device for measuring the number and depth of short-term voltage drops for remote control purposes : de en
  • FR864600A - Splint and accessories for amputees, wounded, sick, etc. : en fr
  • PL29688B1 - : en pl
  • US2240291A - Furnace for roasting corn flakes or the like loose discrete materials : en
  • FR864520A - Improvements made to devices such as oscillation generators, in particular for radio transmissions : en fr
  • FR864709A - Process for the synthetic preparation of vitamin b : en fr
  • FR864717A - Device for braking the unwinding spools of wire from a warping machine or chain frame : en fr
  • DE705500C - Motorized tow truck for aircraft : de en
  • US2239798A - Handle or knob mounting and the like : en
  • USD126919S - Besign foe, a fdk jacket : en
  • SU59888A1 - Apparatus for producing a rotating field in a pipeline feeding a horn antenna : en ru
  • US2239750A - Device of the crane type for the loading and unloading of magnetic materials : en
  • US2240111A - Journal bearing : en
  • CH214389A - Apparatus for the manufacture of knitted goods. : de en
  • US2239818A - Shoe and heel therefor : en
  • US2240155A - Mop : en
  • USD126831S - Christmas stocking or similar article : en
  • PL29709B1 - Friedrich Deckel R; V a14C Prazisions Mechanik und Maschinenbau, Munich l Machine tool, especially copy milling machine : en pl
  • US2240258A - Aircraft : en
  • US2239795A - Balanced plug valve : en
  • US2239954A - Cathode for electron discharge tubes : en
  • US2240082A - Dew point recorder and indicator : en
  • DE698476C - Charging fan for mixture formation, especially for aircraft engines : de en
  • GB536012A - Improvements in or relating to porous absorbent sheets and fibres therefor and methods of forming the same : en
  • CH214414A - Vertical type classifier. : en it
  • DE705423C - Arrangement to ensure the equality of electric motor-driven regulating devices for regulating transformers working in parallel : de en
  • GB536016A - Valve and sealing means therefor : en
  • FR864319A - Process for breaking up fibrous materials, especially yarns : en fr
  • DE705580C - Device for adjusting the center of the three coupling bars when coupling the locomotive and tender : de en
  • DK58624C - Mold for Matrix Set and Line Casting Machines. : da en
  • US2239950A - Filter : en
  • US2240332A - Molded fluid seal with integral housing : en
  • US2240211A - Electric steaming iron : en
  • US2240264A - Shaving implement : en
  • FR864590A - Advanced lighter : en fr
  • GB536082A - Improvements in and relating to cranks and like supports for pottery during firing : en
  • US2240182A - Apparatus for desludging settling tanks : en
  • CH214358A - Device for fixing panels in a building assembly. : en fr
  • DE705461C - Lubricating device for the joints of encapsulated hollow shafts : de en
  • US2240254A - Building material : en
  • CH214375A - Collapsible bed. : de en
  • US2240262A - Power generating system : en
  • DE705425C - Stripping device for the tinning rollers of tinning machines : de en
  • GB536126A - Improvements in switching arrangements for radio transmission and reception : en
  • FR864678A - Enclosed ball bearing : en fr
  • CH214512A - Telephone system with pay phone. : de en
  • FR864663A - Advanced glass with a coefficient of expansion lower than that of silica and method of making this glass : en fr
  • FR864719A - Method and apparatus for smoothing or straightening the uppers of shoes, or other articles : en fr
  • GR9505B - MALE INSECTICID SYNTHESIS. : el en
  • FR864599A - Device for fitting and removing piston rings : en fr
  • US2239904A - Tumbling machine : en
  • US2240434A - Treating hydrocarbon fluids : en
  • USD126927S - Design for a lace tablecloth : en
  • DE705483C - High-frequency switch with stationary touch contacts for radio receivers : de en
  • US2239974A - Detergent composition : en
  • US2240050A - Locking means for extension cords and the like : en
  • SU59582A1 - Method for preparing 2-chloro and 2,6-dichloro-4-nitrophenol : en ru
  • US2239948A - Harrow : en
  • US2240031A - Transfer process and copy paper for use therein : en
  • US2240129A - Valve : en
  • AU142740A - Improvements relating tothe landing-gear of aeroplanes : en
  • US2239746A - Ophthalmic mounting : en
  • US2240473A - Method of making heater structures : en
  • CA396276A - Electron discharge device : en fr
  • CH214397A - Orthopedic shoe. : de en
  • CH214438A - Process for casting light metals. : de en
  • FR864642A - Electrical oscillation amplifier device : en fr
  • US2239843A - Hydraulic hoist mechanism : en
  • US2240000A - Automatic multiple time switch : en
  • US2239865A - Cathode ray deflecting coil : en
  • SU59796A1 - The method of finning tubes in heat exchangers (for example, in automotive radiators, etc.) : en ru
  • US2239891A - Locomotive rod bearing : en
  • US2239925A - Process of producing porous plaster and product thereof : en
  • CA396230A - Photo-electric cathode : en fr
  • CA396169A - Vehicle door hinge : en fr
  • CA396265A - Anti-skid appliance : en fr
  • CH214420A - Apparatus for self-control of one's own speech for the hard of hearing and the deaf. : de en
  • CH214547A - Process for the preparation of an azo dye. : de en
  • US2239724A - Wide band antenna : en
  • US2239913A - Separator and blower for insulating materials : en
  • AU112948B2 - Improvements in or relating tothe construction of highspeed motorboats and like vessels : en
  • PL29647B1 - Method for the production of low-hemicellulose viscose. : en pl
  • DE705540C - Heating oil : de en
  • DE705498C - Gear pump for oil delivery or the like. : de en
  • CA396219A - Electric circuit for hair waving machines : en fr
  • US2239726A - Device for measuring consistency of a product : en
  • PL29698B1 - : en pl
  • US2240157A - Ophthalmic lens : en
  • US2240248A - Apparatus for abrasively treating metal castings, forgings, and the like : en
  • FR864604A - Connection system for hydraulic or pneumatic circuits : en fr
  • FR864744A - Improvements in the construction of heating boilers : en fr
  • FR864452A - Telephone system comprising several automatic desks and repeater devices for current pulses : en fr
  • FR864568A - Device comprising an electric discharge tube in a gas atmosphere : en fr
  • SU59724A1 - Electrodynamic drive : en ru
  • DE705548C - Injection molding machine for thermoformable masses : de en
  • DK58626C - Method of Manufacturing an Electric Discharge Pipe with a Secondary Emission Electrode. : da en
  • PL29681B1 - : en pl
  • US2240036A - Bismuth subsalicylate suspension : en
  • US2240106A - Labeling machine : en
  • CH214357A - Insulating material. : en fr
  • CA396261A - Railway car cushioning mechanism : en fr
  • SU59899A1 - A device for producing shaped and profiled blanks from laminate or the like. in tissue cutting machines : en ru
  • US2239767A - Ventilator : en
  • US2240224A - Orchard heater : en
  • US2240328A - Combined lamp and radio receiving set : en
  • USD126924S - Desj jzj : en
  • CA396172A - Caster brake : en fr
  • BE442054A - Process for the preparation of ethylene derivatives : en fr
  • US2239808A - Hanger : en
  • AU154040A - Improvements in or relating to vehicle suspensions : en
  • AU198340A - Improvements in or relating to machines for and methods of applying and securing a metallic band around an object : en
  • US2239756A - Superheterodyne receiver : en
  • US2240255A - Horn : en
  • US2240215A - Serving or dispensing container : en
  • US2240445A - Box forming machine : en
  • CA396258A - Pressure regulator : en fr
  • CH214365A - Device for regulating the supply of the liquid to a liquid heater, with a liquid shortage safety device for the fuel valve of the heater and a switching device for adjusting the fresh water supply. : de en
  • AU112956B2 - Improvements in and relating to electric water heaters : en
  • PL29690B1 - Furnace for the preparation of volatile metals such as zinc by the reduction of metal oxides or oxide ores : en pl
  • FR864574A - Improvements to expansion compensating devices for pipes : en fr
  • US2239945A - Feeding and folding mechanism for wrapping machines : en
  • US2240285A - Steering column bushing : en
  • CA396122A - Electric plug : en fr
  • DE705153C - Rivet for producing a riveted connection by the method : de en
  • FR864456A - Device for collecting hot air in internal combustion engines fitted with jet propellants : en fr
  • GB536013A - An improved chain lock for cattle halters : en
  • US2240052A - Device for destroying sound waves, more especially utilizable as a silencer for combustion and explosion engines : en
  • US2240086A - Bookstack : en
  • CH214453A - Friction clutch. : de en
  • DE705490C - Automatic ash removal device for traveling grates : de en
  • CA396135A - Firearm : en fr
  • CA396184A - Hydrogen-cooled machine with gland seals : en fr
  • CH214499A - Process for the preparation of isopropylaminomethyl- (3,4-dioxyphenyl) -carbinol. : de en
  • AU112969B2 - An improved spinning top : en
  • US2240153A - Adjustable yarn tension device : en
  • US2240243A - Control mechanism : en
  • CA396279A - Aeroplane propeller suspension : en fr
  • CH214430A - Device for registering the point in time for the occurrence of a maximum. : de en
  • DE705481C - Transmitter arrangement for defining a specific direction by means of electromagnetic radiation : de en
  • US2240197A - Spool for narrow ware : en
  • GB535962A - Improvements in tail-stocks for precision grinding machines or lathes : en
  • GB535987A - Improvements in and relating to stipplers for paint work : en
  • GB536038A - Chemical heating pad and method of manufacture thereof : en
  • PL29677B1 - HKP F4zl> 13W Akoiova spolecnost drive Skodovy zavody v Plzni, Prague. Grenade or armor-piercing projectile. : en pl
  • USD126930S - Cash in dress ensemble : en
  • CH214461A - Process for the production of welded, drum-shaped rotors for steam and gas turbines. : de en
  • SU59705A1 - Automatic brake piston stroke regulator : en ru
  • USD126955S - Design fob a dress : en
  • US2239682A - Bearing with movable bush, particularly for watch movements : en
  • US2240095A - Rock drill bit cone catcher : en
  • US2240298A - Dipole antenna : en
  • US2240474A - Heater structure : en
  • US2240266A - Track sanding apparatus : en
  • USD126880S - Textile fagric or similar article : en
  • US2239826A - Tool joint : en
  • US2240261A - Traction device : en
  • US2240250A - Apparatus for burning fuels : en
  • DE705543C - Device for cleaning and aligning straws for the production of straw sleeves : de en
  • CA396114A - Pipe welding process : en fr
  • CH214545A - Process for the preparation of an azo dye. : de en
  • US2240267A - Refrigerator : en
  • US2240415A - Sponge rubber and method of producing the same : en
  • CH214501A - Back-portable gas protection device. : de en
  • CH214525A - Steering device on vehicles, in particular those for agricultural purposes. : de en
  • CA396121A - Firearm : en fr
  • SU59858A2 - Apparatus for processing fine-grained materials in a suspended state of gases : en ru
  • IE16156L - Treatment of wool : en
  • CA396160A - Fireplace : en fr
  • CA396236A - Ketene manufacture : en fr
  • AU112937B2 - Improvements in or relating to telegraph signal regenerators : en
  • CA396259A - Floating bearing : en fr
  • CH214363A - Mobile device for applying color strips. : de en
  • CA396254A - Printing telegraph apparatus : en fr
  • US2239990A - Dehydrator : en
  • CA396200A - Radio frequency multipactor amplifier : en fr
  • US2240066A - Bean harvester and windrower : en
  • US2240163A - Valve apparatus for controlling hydraulic or pneumatic machines : en
  • BE440731A - : en
  • AU69840A - Improvements in and relating to producer gas apparatus : en
  • FR864702A - Improvements to direction determination and detection systems : en fr
  • US2239681A - Power driven hack saw : en
  • US2240263A - Composite sealing structure : en
  • SU59614A1 - Railway platform : en ru
  • US2240009A - Mineral oil composition and improving agent : en
  • US2240220A - Water closet seat : en
  • CH214520A - Closure head for tubes, especially those made of plastic. : de en
  • USD126891S - Dress ensemble : en
  • US2240427A - Anchoring template for machinery and the like : en
  • CA396267A - Brake control mechanism : en fr
  • CH214471A - Injection pump system for internal combustion engines. : de en
  • CA13040S - EMBLEMATIC CREST : en fr
  • CH214533A - Process for the preparation of a pregnen-5-ol-3-one-20 derivative. : de en
  • US2240187A - Enclosure for electric devices : en
  • US2240366A - Brake : en
  • USRE21788E - Refrigeration : en
  • CH214542A - Process for the preparation of a substantive azo dye. : de en
  • US2239675A - Joint for the connection of shafts : en
  • US2240397A - Headlight control mechanism : en
  • US2239987A - Spray gun unt : en
  • USD126861S - Electric glow lamp : en
  • US2239901A - High frequency signal transmission system : en
  • FR864570A - Improvements in the preparation of cyanine-type dyes and photographic emulsions containing these dyes : en fr
  • FR864671A - Improvements to aircraft landing gear : en fr
  • CH214492A - Process for melting an object consisting of molybdenum into glass, and a molybdenum object obtained by this process. : de en
  • GB536071A - Improvements relating to air filters : en
  • BE441035A - Naphtholene-buna thermoplasticization : en fr
  • GB535954A - Improvements in or relating to gas-fired air heaters : en
  • US2240354A - Refrigerating apparatus : en
  • US2240203A - Heat exchanger : en
  • CA396183A - Hydrogen-cooled machine with gland seals : en fr
  • US2239877A - Bed : en
  • US2240235A - Utility hook for fishermen : en
  • USD126920S - Design for a dress : en
  • US2240124A - Toy for simulating baggage transfer : en
  • US2239849A - Vehicle axle : en
  • US2240219A - Brake construction : en
  • USD126936S - Design foe a dress : en
  • CH214535A - Process for the preparation of a diazoketone of the cyclopentanopolyhydrophenanthrene series. : de en
  • DE705515C - Device for the gentle conveyance of bulk goods, in particular hard coal, in the water flow in channels with large differences in height : de en
  • CA396221A - Carbonaceous ion exchange zeolite : en fr
  • CH214371A - Apparatus for stretching a sheet of glass. : en fr
  • CH214437A - Process for the reduction of ores, especially iron ores. : de en
  • CH214513A - Tube oscillator. : de en
  • US2239833A - Fuel form manufacturing apparatus : en
  • AU466939A - Means for indicating the flight level of aircraft to avoid collision when flying indifferent directions : en
  • CA396150A - Porous wallboard drying apparatus : en fr
  • FR864559A - Supercharged internal combustion engine : en fr
  • GB536044A - Improvements in or relating to envelopes and like wrappers : en
  • CH214466A - Internal combustion engine system. : de en
  • CH214536A - Process for the preparation of a ketone of the cyclopentanopolyhydrophenanthrene series. : de en
  • US2240137A - Trippable plural interlock car coupling : en
  • CA396190A - Anti-oxidant manufacture : en fr
  • US2240422A - Synchronizing circuit : en
  • USD126903S - Design fok a pin oh similak article : en
  • US2239830A - Wide band amplifier : en
  • AU112961B2 - Arrangement in windows : en
  • CA396155A - Brake arrangement : en fr
  • US2239825A - Telephone apparatus : en
  • US2240229A - High frequency oscillator : en
  • SU59587A1 - Optical nozzle on the tube of the goniometric instrument : en ru
  • US2239745A - Adjustable constant voltage space discharge tube : en
  • CA396217A - Highway traffic signal device : en fr
  • US2239719A - Hammer : en
  • US2240151A - Bronzing lacquer : en
  • US2240425A - Fastener : en
  • AU112959B2 - Improvements in or relating to vehicle suspensions : en
  • CA396142A - Snow handling device : en fr
  • CA396154A - Window corner fitting : en fr
  • CA396246A - Refrigerator car : en fr
  • DE705485C - Blocking strip arrangement for electrical sockets : de en
  • DE705597C - Mill firing : de en
  • CH214537A - Process for the preparation of a ketone of the cyclopentanopolyhydrophenanthrene series. : de en
  • FR864484A - Method and apparatus for moistening paper, fabrics and other web-shaped materials : en fr
  • GB535960A - Improvements in receptacles for soap : en
  • SU59890A1 - Symmetrical line : en ru
  • US2239782A - Precipitation of organic derivatives of cellulose materials : en
  • DE705421C - Remote controlled radio receiver : de en
  • DE705525C - Device for supplying heating gas to regenerative under burner coke stoves : de en
  • US2239848A - Air conditioning apparatus : en
  • CH214526A - Reserve link for snow chains on vehicle wheels. : de en
  • US2240299A - Valve actuating mechanism : en
  • AU158140A - Frequency indicator : en
  • CA396223A - Electrical condenser : en fr
  • CA396273A - Amplifier circuit : en fr
  • AU152340A - Improvements in or relating to navigation aiding radio beacon systems : en
  • PL29684B1 - : en pl
  • PL29660B1 - A method of feeding steam boilers by means of centrifugal pumps and a device for carrying out this method. : en pl
  • USD126884S - Design for a textile fabric : en
  • AU112923B2 - Improvements in or relating to braking systems : en
  • US2240133A - Handle : en
  • CA396247A - Car refrigerant container : en fr
  • CH214409A - Verfahren zur Herstellung von niedrigpolymeren Polystyrolen. : en fr
  • CH214422A - Barrel for small caliber, especially automatic firearms. : de en
  • US2240233A - Gas blast circuit breaker : en
  • US2239773A - Inverse feedback amplifier : en
  • US2240026A - Duplicating machine : en
  • CH214452A - Roller bearing. : de en
  • PL29699B3 - Akciova spolecnost drive Skodovy zavody v Plzni, Praga and Bohdan Pantoflicek, Praga Smooth-barrel firearms : en pl
  • USD126895S - Dress ensemble : en
  • US2240195A - Clamping support : en
  • CA396194A - Electronic oscillation generator : en fr
  • US2240307A - Fluid pump : en
  • US2239872A - Apparatus for sinking forms for concrete piles : en
  • US2240333A - Support for gaseous discharge lamps : en
  • CA396229A - Tuning system for ultra high frequency radio apparatus : en fr
  • CH214538A - Process for the preparation of a ring ketone of the cyclopentanopolyhydrophenanthrene series. : de en
  • CA396280A - Light metal heel : en fr
  • US2239951A - Collapsible camping structure : en
  • US2240035A - Securing device : en
  • US2239673A - Fluid pressure braking system : en
  • US2239816A - Fire extinguisher liquid pickup apparatus : en
  • US2240002A - Collar and necktie support : en
  • US2240141A - Centrifuge : en
  • USD126845S - Design for a coat : en
  • CH214464A - Method for operating an internal combustion engine and device for carrying out the method. : de en
  • US2239923A - Tank ball : en
  • US2239686A - Mop cloth strand : en
  • US2239905A - Filter circuits : en
  • US2239915A - Signal rectifier circuit : en
  • US2240412A - Vehicle door lock construction : en
  • US2240442A - Cleaning and separating device : en
  • US2240471A - Photographic gelatin layer containing a n-acylated amino acid : en
  • US2239794A - Inserted blade cutter : en
  • USD126926S - Design for a lace tablecloth : en
  • AU112924B2 - Improvements relating tothe landing-gear of aeroplanes : en
  • CA396231A - Electric discharge device : en fr
  • US2239752A - Method of lubrication : en
  • US2239764A - Saddle and girth connector : en
  • CA396212A - Tungsten, titanium and carbide composition : en fr
  • US2239734A - Cabinet shelf construction : en
  • US2240417A - Apparatus for surveying wells : en
  • AU144540A - Improvements in or relating to electric power cables : en
  • DE705413C - Device for optical photometry in projection copiers by means of a comparative luminous surface : de en
  • US2240118A - Oiling device for driving pinion bearings : en
  • US2239668A - Balance wheel for watch movements : en
  • US2240389A - Vending machine : en
  • CA396234A - Cotton fibre condenser : en fr
  • CH214407A - Process for the preparation of a dye of the anthraquinone series. : de en
  • US2240404A - Hammer for impact crushing or grinding apparatus : en
  • US2239916A - Vehicle brake : en
  • US2239873A - Apparatus for mounting crankpins and the like : en
  • GB536042A - Improvements in and relating to a process and apparatus for light-signalling by wireless radiations of short wavelength : en
  • GB536120A - Improvements in or relating to grinding wheels and to means for attaching the same to working shafts : en
  • FR864735A - Silent and anti-flame device for firearms : en fr
  • CH214436A - Seconds anchor watch movement. : en fr
  • US2239677A - Method of electron control : en
  • US2239906A - Noise control circuit : en
  • US2240303A - Hair roller : en
  • DE698095C - Process for the production of dental and dental technical castings : de en
  • USD126888S - Design for a fountain pen stand : en
  • FR864640A - Process for the manufacture of aqueous emulsions suitable in particular for the treatment of textiles, paper and leather : en fr
  • FR864527A - Method of electric heating of metal parts : en fr
  • GB536123A - An improved cigarette (or cigar) extinguisher and ash remover : en
  • CA396188A - Polymerization of organic compounds : en fr
  • DK58639C - Bicycle light dynamo, by which the light is regulated according to the driving speed. : da en
  • DE705459C - Method for combating animal pests : de en
  • US2239832A - Insecticide : en
  • BE440871A - : en
  • CA396274A - High frequency amplifying arrangement : en fr
  • DE705486C - Switching device for the electrical operation and monitoring of switching devices with two operating positions and automatic release : de en
  • DE705479C - High-frequency amplifier stage with a bandwidth that can be changed by regulating voltages : de en
  • GB536057A - Multiple motor drive for aircraft : en
  • CH214448A - Clasp for bracelets, necklaces, belts, etc. : en fr
  • FR864641A - Shoe heel and method and machine for preparing it for installation : en fr
  • GB536099A - Improvements in or relating to linoleum floor coverings : en
  • FR864620A - Machine for fitting linings, more specifically brake linings : en fr
  • GB535989A - Improvements in or relating to electric immersion heaters : en
  • GB536106A - Improvements in electric frequency meters : en
  • GB536039A - Improvements in turbines : en
  • FR864536A - Device for the dredging of marine mines and the protection of ships against explosive devices : en fr
  • FR864595A - Current converter tube : en fr
  • DE705439C - Spherical zone container : de en
  • FR864701A - Motor vehicle : en fr
  • FR864490A - Improvements to the layout of factories, workshops, stores, offices and similar premises : en fr
  • FR864505A - Clasp for receptacles : en fr
  • FR864661A - Manufacturing process of metallic magnesium : en fr
  • US2240402A - Illuminated microscope : en
  • GB536117A - Improvements relating to pumping apparatus : en
  • FR864643A - Improvements to electric light tubes : en fr
  • GB536118A - Improvements in and relating to domestic heating stoves : en
  • FR864529A - Apparatus allowing direct vision of a succession of projectile traveling at high speed : en fr
  • DK58630C - Apparatus for simultaneous casting of a large number of metal bodies. : da en
  • US2239884A - Variable push rod for diesel : en
  • GB536107A - Improvements in floor door springs and checking appliances : en
  • US2240110A - Refrigerating apparatus : en
  • US2240286A - Amplifier : en
  • USD126932S - Design for a kedingote : en
  • US2240347A - Catalytic conversion system : en
  • FI19057A - Plåtradiator : en fi
  • GB536103A - Improvements in or relating to the supply of auxiliary fuel-air mixtures to internal combustion engines : en
  • US2239898A - Wheel structure : en
  • CA396215A - Railway signalling system : en fr
  • US2239714A - Apparatus for abrasively treating metal objects : en
  • US2239874A - Cutoff mechanism for bag machines : en
  • US2240364A - Method of treating the interiors of containers : en
  • US2240405A - Method of making cast metals : en
  • US2239844A - Automatic volume control circuits : en
  • US2239929A - Support for pivoted seats : en
  • US2240166A - Emergency air brake system : en
  • USD126885S - Design for a textile fabric : en
  • DK58637C - Plate for Heat Exchangers. : da en
  • US2239887A - Luminescent screen : en
  • US2240334A - Glow lamp : en
  • US2240311A - Fuel heating device : en
  • DE697569C - Multi-stage centrifugal contact controller for electrical machines : de en
  • PL29668B1 - Clamping device for tool holder in a machine tool. : en pl
  • US2239966A - Dispensing device : en
  • DE705600C - Vibration dampers for motor vehicles : de en
  • FR864562A - Shoe with a movable insole : en fr
  • US2239851A - Shears : en
  • FR864489A - Autonomous folding stretcher : en fr
  • CA396262A - Pouch making apparatus : en fr
  • CH214479A - Damper winding for synchronous machines. : de en
  • US2239720A - Sulphopolycarboxylic acid amides : en
  • US2240313A - Method of making composite metal : en
  • PL29687B1 - : en pl
  • US2240349A - Method of and apparatus for making structural glass : en
  • CA396137A - Cardboard container : en fr
  • FR864540A - Impregnated mustard paper : en fr
  • GB535940A - Ship's lifeboats and landing craft : en
  • FR864715A - mine prop with detent device for locking members : en fr
  • DE705497C - Method for quick freezing food : de en
  • GB536049A - Tractors : en
  • GB536125A - Improvements in or relating to sliding shutters for buildings : en
  • US2239836A - Fiber hover : en
  • US2240090A - Apparatus for working sheet metal blanks : en
  • USD126893S - Design for an electric timer : en
  • FR864614A - Improvements to waterproof watch cases : en fr
  • FR864655A - Articulated V-belt : en fr
  • CH214423A - Device on firearms to secure the firing bolt against turning. : de en
  • FR864665A - Improvements to instruments for hypodermic injections : en fr
  • FR864721A - Baking oven with spit : en fr
  • AU112950B2 - Improvements in or relating to cathode ray tubes suitable for television reproduction : en
  • GB535975A - An improved manufacture of gasoline and like hydrocarbons : en
  • US2240353A - High-pressure metal-vapor electric discharge lamp : en
  • CA396245A - Refrigerator car floor rack : en fr
  • FR864465A - Camera : en fr
  • US2239917A - Adjustable vehicle seat support : en
  • US2240121A - Pump : en
  • US2240443A - Washer : en
  • GB536121A - Improvements in railway sleepers : en
  • GB536056A - Improvements in recovery of solids from industrial wastes : en
  • DK58628C - Apparatus for electric heating of solid foodstuffs, in particular sausages, by immediate current passage. : da en
  • DE705457C - Device for coupling the tie shaft of straw balers : de en
  • DE1501076U - : de en
  • FR864617A - Improvements to color printing, in particular using gravure printing : en fr
  • FR864689A - Electro-sensitive paper : en fr
  • US2239815A - Lasting machine : en
  • FR864698A - Method and device for using waste heat from internal combustion engines : en fr
  • FR864607A - Advanced vaults : en fr
  • US2239674A - Dual wheel : en
  • FR864632A - Improvements in the regeneration of natural or synthetic rubber : en fr
  • GB536006A - Improvements in or relating to can openers : en
  • GB536109A - Improvements in or relating to trough urinals : en
  • FR864647A - Fuel gauge : en fr
  • DE705582C - Reception system with a double line between antenna and receiver : de en
  • US2239683A - Machine for sharpening rotary cylindrical cutters : en
  • US2239864A - Process for producing ethynyl cyclopentanopolyhydrophenanthrene compounds : en
  • SU59764A1 - A device for maintaining the constant speed of a DC motor : en ru
  • US2240457A - Nonspill vent plug : en
  • PL29697B1 - A method of recovering fibers from vulcanized or unvulcanized rubber material : en pl
  • AU112954B2 - An improved veterinary lotion : en
  • AU554839A - Apparatus for opening and closing hinged doors : en
  • CA396145A - Dental bur cleaning device : en fr
  • CA396214A - Medium condition controlling method : en fr
  • DE705450C - Skin lubricants : de en
  • US2239772A - Radio receiver : en
  • US2239985A - Electrical musical instrument : en
  • US2239991A - Press ironer : en
  • US2240123A - Power supply system : en
  • USD126941S - Design fos. a bsess : en
  • PL29662B1 - Gesellschaft fur Elektrische Raumheizung m. B. H., Berlin. Heat storage stove. : en pl
  • US2240018A - Device for producing sliding clasp fasteners : en
  • AU112926B2 - Means for indicating the flight level of aircraft to avoid collision when flying indifferent directions : en
  • CA396235A - Sewed end valve bag : en fr
  • US2240191A - Process of producing porous concrete : en
  • US2240284A - Refrigerating apparatus : en
  • CA396193A - Electron discharge device : en fr
  • PL29708B1 - A method for removing poisonous components from flammable gases and an apparatus for carrying out the method : en pl
  • US2240183A - Electric discharge device : en
  • US2240419A - Mop : en
  • USD126863S - Radio-phonograph cabinet : en
  • AU331640A - Improvements in or relating to methods of making diamond tools : en
  • SU59914A1 - Method of sealing glass to metal compounds : en ru
  • US2240029A - Hectograph blanket having an ortho acidic bonding agent : en
  • US2240375A - Refrigeration control system : en
  • USD126896S - Walker drkss ensemble : en
  • US2239718A - Composition of matter and pellicles of polyvinyl alcohol : en
  • US2240279A - Clutch : en
  • US2240114A - Soaped pad, method and product : en
  • US2240257A - Feed roller for printing and like machinery : en
  • DE705435C - Production of 2,3-dichlorodioxane : de en
  • FR864453A - Apparatus for shaping workpieces, in particular profiled bars and castings of great length : en fr
  • FR864515A - Preparation of high molecular weight carboxylic acid chlorides : en fr
  • US2240046A - Liquid gun : en
  • US2239733A - Egg crate : en
  • AU112947B2 - Railway bogie structure : en
  • CH214459A - Stepless mechanical torque and speed converter. : de en
  • US2240225A - Garment or like hook : en
  • USD126866S - Design for a bedpan cushion : en
  • US2239930A - Hollow brick building block and reinforced brick wall : en
  • US2239831A - Safety latch for gas valves : en
  • US2240144A - Stove : en
  • GB536028A - Improvements in or relating to devices for the opening and closing of needle latches in flat or circular knitting machines : en
  • US2240094A - Ventilated toilet bowl : en
  • US2240395A - Table and the like : en
  • CA396238A - Nickel matte roasting process : en fr
  • US2239770A - Electrically conductive device and the manufacture thereof : en
  • USD126957S - Design fob a dress : en
  • US2240034A - Ethers of cashew nut sheell liquid and process of making them : en
  • US2240380A - Liquid f : en
  • PL29653B1 - Auergesellsehaft-Aktiengesellschaft, Berlin. Oxygen breathing apparatus with warning device. : en pl
  • US2240360A - Rotary cutter : en
  • US2240467A - Knitting machine : en
  • CA396171A - Roofing material surfacing apparatus : en fr
  • CA396156A - Air conditioning apparatus : en fr
  • BE440968A - : en
  • US2240171A - Automatic backwash variation in water softeners : en
  • US2240232A - Process of extracting oil : en
  • US2240108A - Road-building machine : en
  • US2240152A - Knitting needle, chiefly adapted for the restoration of meshes : en
  • US2240337A - Universal level : en
  • CH214522A - Servo braking apparatus for vehicles, in particular trailers. : de en
  • US2240413A - Coupling : en
  • CA396240A - Cement and cementing operation : en fr
  • US2239747A - Process of refining oil : en
  • US2239949A - Solvent servicer for engines : en
  • US2240011A - Power plant : en
  • US2240073A - Substituted phenols : en
  • US2240109A - Holder for paper rolls : en
  • FR864675A - Phosphonium compounds, their production process and their use : en fr
  • ES5359Y - Improved flange for rubber tubes : en es
  • GB536064A - Improvements in and relating to welding machines : en
  • CH214403A - Process for the preparation of nitriles. : en fr
  • US2239941A - Operating device for adjustable transformers and the like : en
  • US2240475A - Photographic gelatin layer containing a polyglycerol monoester : en
  • AU112936B2 - Wave transmission network : en
  • US2240304A - Measuring and indicating instrument : en
  • FR864496A - Means for the transformation or treatment of gaseous masses in the presence of contact materials or catalysts : en fr
  • FR864581A - Slider closure : en fr
  • FR864457A - Elastic tab valve : en fr
  • US2239819A - Valuation exhibitor : en
  • CA396226A - Calibrated direct current amplifier : en fr
  • US2239862A - Electric toaster : en
  • DE705562C - Waelzwehr : de en
  • DE705556C - Air rifle with a compressed air housing in the direction of travel and a loading valve controlled by the clamping lever : de en
  • DE705537C - Method for setting the phase position of a forced relaxation oscillation in relation to its control voltage : de en
  • CA396139A - Hair waving device : en fr
  • CA396116A - Ruffle plaiter : en fr
  • US2240091A - Antibacklash attachment for fishing reels : en
  • US2240246A - Apparatus for cleaning metal articles : en
  • US2240256A - Box and corner construction therefor : en
  • USD126881S - Design fob a dress ensemble : en
  • FR864681A - Process for manufacturing compound lead powder for lining accumulator plates : en fr
  • US2240209A - Display mount : en
  • US2240465A - Rotary machine : en
  • DE705487C - Device for monitoring liquid-filled electrical apparatus : de en
  • CA396127A - Tube manufacture : en fr
  • CH214400A - Procedure for the preparation of keto steroids. : de en
  • CA396210A - Colour reproducing apparatus : en fr
  • PL29686B1 - : en pl
  • US2240259A - Aircraft : en
  • DE705555C - Shaft-like dropping device intended for aircraft for horizontally stacked bombs : de en
  • US2240327A - Glass composition : en
  • GB535996A - Improved gas proof drinking water and liquid container for air liners, air raid shelters, mines, refuge rooms : en
  • DE705430C - Board binders with removable strings perforated at the top : de en
  • DE705599C - Seaplane, in particular flying boat, with steps and retractable underwater hydrofoil : de en
  • CH214477A - Cooling device on pipes, containers, housings or the like through which hot gases flow or which include them. : de en
  • DE705505C - Vector gear, especially for fire control devices : de en
  • DK58638C - Bicycle projector, whose house is divided and arranged to grip the branches and trunk of the bicycle handlebars. : da en
  • GB536070A - Improvements in and relating to thermionic discharge devices : en
  • CH214399A - Process for the preparation of a polyhydric alcohol of the cyclopentanopolyhydrophenanthrene series. : de en
  • FR864573A - Method and apparatus for cleaning fibers : en fr
  • FR864644A - Flexible electrical contact device for high voltage disconnectors : en fr
  • CA396131A - Fuel treatment : en fr
  • CH214380A - Device for maintaining the shape of the collar of clothes hung by means of hangers. : de en
  • US2239926A - Axle for harvester-threshers : en
  • CA396264A - Pipe coupling : en fr
  • DE705442C - Arrangement for the selective calling of branch points on a common line : de en
  • FR864654A - Modulator systems : en fr
  • GB536092A - Improvements in or relating to electro-acoustic devices particularly for telephone systems : en
  • US2239754A - Windshield wiper : en
  • US2239857A - Carry bag : en
  • FR864627A - Protection of embankments of dikes or dams : en fr
  • FR864732A - Baseplate for typewriters : en fr
  • GB536077A - Improvements in devices for supporting kettles, pans or like utensils over a fire grate : en
  • DE705480C - DF frame antenna : de en
  • FR864467A - Photoelectric device for cameras : en fr
  • USD126943S - Design fob a dress : en
  • USRE21786E - Shaving machine : en
  • US2240120A - Electron device : en
  • FR864488A - Process for checking the hermeticity of hollow assemblies and apparatus for implementing this process : en fr
  • DE705496C - Multi-stage gear transmission with adjustment of the power flow in intermediate gears : de en
  • FR864550A - Adjustable liquid resistance : en fr
  • FR864586A - Asymmetric selenium conductivity devices : en fr
  • FR864503A - Granulation process for nitrogenous, phosphatic and potassium mixtures : en fr
  • US2239769A - Electrooptical reproducer : en
  • GB535972A - Improved driving mechanism for vessels : en
  • FR864718A - Mechanical grate fireplace : en fr
  • GB536112A - Improvements in or relating to photographic shutters : en
  • USD126958S - Design for a dress : en
  • DE705506C - Pipe or lattice mast for observation and surveying purposes : de en
  • DE705438C - Type bar typewriter : de en
  • CA396148A - Fluid and solid treating apparatus : en fr
  • US2239861A - Method of making plastic products : en
  • CH214528A - Parachute with a backpack-like packing bag. : de en
  • US2240023A - Lingerie fastener : en
  • US2240145A - Motor fuel composition : en
  • US2240204A - Chair bed : en
  • DE705519C - Device for heating liquids, especially hydrocarbon oils : de en
  • SU59838A1 - Instrument for measuring precipitation : en ru
  • US2240072A - Translucent laminated article : en
  • US2240297A - Searchlight : en
  • US2240276A - Novelty score indicator : en
  • USD126834S - Design for a display cabinet : en
  • US2240374A - Expansion valve : en
  • CH214412A - Process for coloring the anodically oxidized surface of aluminum and its alloys. : de en
  • USD126949S - Design foe a dress : en
  • USD126867S - Design j?or a rear, car of a rail x v vehicle : en
  • DE705564C - Vacuum switch : de en
  • FR864624A - Lifting glasses with brake and click by deformable pivot : en fr
  • FR864743A - Insulated electric cables : en fr
  • DE705428C - Process for finishing threads or yarns made from cotton or cellulose hydrate : de en
  • CH214406A - Process for the preparation of a dye of the anthraquinone series. : de en
  • US2239799A - Locket : en
  • USD126950S - Design for a dress : en
  • US2240379A - Electric ignition means for com : en
  • CA396222A - Gas treating apparatus : en fr
  • US2239790A - Remote indicator : en
  • USD126882S - Design for a life preserver : en
  • AU167840A - Improvements in twin cylinder pumps : en
  • GB536085A - Improvements in internally expanding brakes : en
  • CA396255A - Rotary drum filter : en fr
  • CH214502A - Self-seller with coin slot, e.g. B. for electricity or gas. : de en
  • US2240371A - Pump : en
  • PL29663B1 - Gebr. Franke KG., Muhihausen. A saddle cushion, especially for a bicycle and motorcycle saddle. : en pl
  • US2240432A - Joint : en
  • US2240143A - Adjustable seat : en
  • US2239856A - Reinforced carry bag : en
  • AU112952B2 - Improvements in or relating to combined aural and visual signalling systems : en
  • US2239860A - Method of making plastic products : en
  • US2240326A - Laminated insulation structure : en
  • FR864551A - Electric regulation device : en fr
  • US2240030A - Dispenser for powdered soap and the like : en
  • US2240236A - Trench roller : en
  • US2240179A - Luminaire for multiple fluorescent lamps : en
  • CA396126A - Watch or trinket strap : en fr
  • US2239947A - Attachment for showcase units : en
  • PL29695B1 - ¦86SJ, 15/30 Tool for tensioning the iron band and connecting sleeve for joining its ends after tensioning it with this tool : en pl
  • US2240174A - Absorption refrigeration apparatus : en
  • US2239735A - Thread cutting mechanism : en
  • CH214457A - Distributor device for hydraulic device. : en fr
  • FR864577A - Electrostatic separation of raw materials from cement : en fr
  • FR864611A - Hydraulic motor : en fr
  • SU59696A1 - Tilter : en ru
  • US2240107A - Vacuum cleaner with mop cleaning receptacle : en
  • CA13039S - Tire : en
  • USD126934S - Design foe a dress : en
  • PL29671B1 - Anvil of hunting or similar shell. : en pl
  • US2239820A - Clip for screw drivers : en
  • US2240158A - Fluid distributing system : en
  • US2240265A - Method of continuously tin plating ferrous metal stock : en
  • USD126898S - Design for a jar cap lifter : en
  • USD126906S - Hollow glass building block : en
  • US2239902A - Telephone system : en
  • CA396168A - Stabilized protein curd : en fr
  • US2240027A - Adhesive : en
  • PL29664B1 - Robert Bosch G. m. B. H., Stuttgart. Direction indicator with movable arm for motor vehicles. : en pl
  • DE705533C - Electric Isolation : de en
  • USD126947S - Design fok a deess : en
  • US2239885A - errett : en
  • CA396146A - Mechanical toy : en fr
  • US2239809A - Insulator : en
  • CA396176A - Thermionic cathode : en fr
  • US2240200A - Lamp holder : en
  • US2239705A - Planer pressure shoe adjustment : en
  • US2239963A - Stapling machine : en
  • US2240301A - Folding table : en
  • US2240438A - Glass sealing plug for blasting caps : en
  • PL29652B1 - Vereinigte Gltihlampen und Elektrizitats Aktiengesellschaft, Ujpest Electric arc discharge lamp, filled with gas or metal vapor. : en pl
  • US2240247A - Jewelry : en
  • US2240277A - Safety apparatus : en
  • PL29657B1 - ¦EiujLhilpo Aktiengesellschaft ftlr technische Studien, Zurich./ Fast-acting fuse device for limiting the highest temperature of pipe walls in tubular heaters for air or other gases placed directly in the furnace. : en pl
  • FR864516A - Loudspeaker Systems Improvements : en fr
  • DE705592C - Process for the production of electrical capacitors : de en
  • DE705512C - Method of maintaining a predetermined level of humidity in a closed container : de en
  • DE705549C - Compass with liquid damping : de en
  • FR864530A - Transmitter station of t. s. f. for issuing very short tops : en fr
  • FR864723A - Light-sensitized layer and method of forming such layer : en fr
  • PL29702B1 - \ AKP FV4 & 3 1 / 0O Mechanische Weberei Altstadt G. m. B. H., Ostritz Wiper in the form of a rope, used to clean the barrels of a firearm, and a device for producing this rope : en pl
  • FR864532A - Seamless Footwear Improvements : en fr
  • GB536031A - Anti-heeling device for ships, airships and the like : en
  • GB536058A - Improvements in telephone systems : en
  • FR864639A - Manufacturing process for handkerchiefs or scarves : en fr
  • FR864523A - Coating process for camouflage : en fr
  • GB536022A - Improvements in or relating to electric condensers : en
  • FR864652A - Non-slip horseshoe : en fr
  • FR864716A - Tweezers improvements to date and control tickets : en fr
  • FR864631A - Waterproof watch box : en fr
  • FR864713A - Improvements to control and signaling devices, in particular for grain handling installations : en fr
  • CA396170A - Electric vibrator : en fr
  • DE705517C - Cam switch, especially for rail vehicles : de en
  • GB535961A - Improvements in or relating to radio altimeters : en
  • CA396186A - Glass composition : en fr
  • DE705587C - Search device for monitoring a specific wave range : de en
  • US2240316A - Heater : en
  • US2240102A - Automatic pressure valve : en
  • US2239909A - Antenna and coaxial transmission line circuit : en
  • FR864556A - Centrifuged tubular bodies and method and apparatus for their manufacture : en fr
  • FR864630A - Treatment of surfaces intended for the establishment of projection surfaces : en fr
  • CA396179A - Short wave transmission apparatus : en fr
  • US2239852A - Wire cutter : en
  • US2239889A - Boat anchor : en
  • US2239995A - Tipping machine : en
  • US2240134A - Treatment of hydrocarbon oils : en
  • US2239828A - Coated abrasive : en
  • PL29716B1 - A heating device for use in railway carriages : en pl
  • FR864497A - Improvements to hydraulic jacks : en fr
  • US2239918A - Parallel lift for furrow openers : en
  • DE705465C - Tilt protection for fire brigade turntable ladders with floor supports and locking hooks for the vehicle springs : de en
  • CA396272A - Textile plant conveying device : en fr
  • CH214366A - Electrical resistance and its manufacturing process. : en fr
  • CH214495A - Spittoon. : en fr
  • US2240339A - Telephone signaling system : en
  • DE705566C - Single-layer, metallic seal against permeating moisture for structures made of concrete or masonry : de en
  • BE440945A - : en
  • CA396218A - Cash register : en fr
  • CA396130A - Coal coating method : en fr
  • US2239840A - Metal tab attachment : en
  • US2239866A - Hydraulic power unit : en
  • USRE21783E - Approach control apparatus for : en
  • DE705432C - Process for the preparation of thiazolium compounds : de en
  • GB536002A - Improvements relating to two-stroke internal combustion engines having a common combustion chamber for an abreast pair of cylinders : en
  • CH214374A - Electric heating plate. : de en
  • US2239993A - Vibrating screen : en
  • US2240336A - Dental x-ray film holder : en
  • USD126905S - Design for a bress : en
  • PL29689B1 - I had a power device, especially I had a fine-grained one : en pl
  • US2239970A - Article of manufacture : en
  • US2240173A - Absorption refrigerating apparatus : en
  • USD126914S - Design fofl a lace tablecloth : en
  • GB535983A - Improvements in treating surfaces of or containing rubber or the like : en
  • GB536119A - Improvements in and relating to the manufacture of silicon steel strip : en
  • US2239976A - Fire extinguisher carrier : en
  • US2240003A - Temperature control system : en
  • DE705569C - Process for the production of refractory shaped bricks : de en
  • SU59585A1 - Method of dehydrating mirabilite : en ru
  • US2239801A - Catalytic cracking system : en
  • CH214488A - Switching arrangement for alternating current interruption devices, in particular for periodic switching for conversion purposes. : de en
  • US2239791A - Line guide : en
  • US2240008A - Treating hydrocarbon fluids : en
  • GB535928A - Improvements in or relating to hoods for photographic objectives : en
  • USPP465P - Shasta daisy : en
  • AU112970B2 - Improvements in and relating to producer gas apparatus : en
  • CH214540A - Process for the preparation of an alcohol of the cyclopentanopolyhydrophenanthrene series. : de en
  • FR864634A - Improvements to the control mechanisms of the sliding distribution sleeves on internal combustion engines : en fr
  • FR864549A - Improvements made to friction brushes on rotating rings that conduct electric current : en fr
  • DE705427C - Feed device for rock drilling machines : de en
  • US2240178A - Absorption refrigeration : en
  • CA396256A - Engine ignition system : en fr
  • AU326240A - Improvements relating to casings for chain belt and like transmissions : en
  • CA396203A - Engine ignition system : en fr
  • CA396205A - Periodic wave repeater : en fr
  • US2239855A - Take-ups for sewing machines : en
  • US2239992A - Centrifugal separator : en
  • GB535930A - Improvements in or relating to stock feed for paper making machines : en
  • GB535951A - Improvements in and relating to metal heat exchangers for heating air for blast furnaces and the like : en
  • PL29674B1 - Fabrika limene robe "Ftizy", ylasnik Yilmos Ftisy, Subotica * Device for increasing the heating surface of stoves or other heaters. : en pl
  • USD126862S - Design fob, a vacuum beauty bonnet : en
  • US2240387A - Surgical knife : en
  • US2239703A - Flexible piston ring : en
  • DE705558C - Armored dome with inserted ceiling : de en
  • FR864572A - Improvements to machines for grinding or sharpening knife blades and others : en fr
  • US2239807A - Cash register : en
  • DE705456C - Equipment on cesspools to regulate the amount of liquid and the distribution width : de en
  • ES146501A3 - Purifying device for dirty water. : en es
  • US2240165A - Apparatus for shaping flat cups : en
  • FR864469A - Improvements relating to the establishment of a cable or other link between aircraft in flight : en fr
  • US2240289A - Control voltage limiter for cathode ray tube receivers : en
  • SU59750A1 - Reel for tall stem crops such as hemp : en ru
  • US2240040A - Stabilization of ethers : en
  • US2240458A - Dispensing hose and hose handling apparatus for mounting on dispensing pumps : en
  • GB535938A - Improvements in or relating to the operation of motion picture projectors with alternating current supplies for the light sources : en
  • FR864667A - 1-Hydroxy-4-acylaminonaphthalene-3-sulfonic acids, and process for the preparation of these acids : en fr
  • FR864727A - Method and device for de-stemming seeds, in particular corn : en fr
  • GB536078A - A toe rest for control pedals of motor vehicles : en
  • FR864664A - Threading lathe : en fr
  • DE705552C - Warning device for oxygen breathing apparatus : de en
  • US2239920A - Lubricating apparatus : en
  • US2240117A - Wall anchoring means : en
  • USD126849S - Design for a vibkator : en
  • DE705522C - Process for anodic oxidation of aluminum : de en
  • FR864588A - Method and apparatus for forming corrugations on deformable pasty tubes : en fr
  • GB536010A - Cop winding machine : en
  • US2239880A - Manufacture of silicates : en
  • US2240201A - Electric transforming apparatus : en
  • FR864561A - Combustion chamber for internal combustion engines : en fr
  • FR864679A - Pump cooling device for horizontal single-cylinder internal combustion engines, especially for vehicle engines : en fr
  • US2239704A - Light-sensitive layer and method of making the same : en
  • DE705451C - Mass for the production of solidification cores : de en
  • DE705502C - Bottle stopper to prevent the refilling of bottles : de en
  • US2239978A - Wall bracket : en
  • CA396250A - Meat wrapping method : en fr
  • US2240059A - Oil burner : en
  • DE705478C - Arrangement for dynamic control in the radio receiver : de en
  • DE705513C - Tobacco feeding device for cigar machines : de en
  • GB535929A - Improvements in devices for controlling hydraulic mechanisms : en
  • US2239757A - Signal detecting system : en
  • US2240033A - Weld rod and coating therefor : en
  • US2239868A - Filter : en
  • US2239964A - Automatic clutch for wire stitching machines : en
  • GB536063A - Improvements in or relating to strain gauges : en
  • GB536067A - Improvements in and relating to fasteners for securing apertured members together : en
  • GR9503B - METHOD FOR MAKING BREAD AND OTHER KINDS OF BAKERY. : el en
  • FR864491A - Method of protection against projectiles or fragments of projectiles and devices allowing the application of this method : en fr
  • DE704915C - Device for the production of horizontally layered nonwovens from hair or fibrous materials, in particular with a coarse structure : de en
  • DK58636C - Procedure for the protection of iron surfaces against highly attacking water. : da en
  • US2239914A - Flocked pattern effects in cellulosic fabrics and the production thereof : en
  • US2240004A - Ice cube tray : en
  • FR864673A - Finned drum dryers improvements : en fr
  • DE705531C - Liquid gas pump : de en
  • FR864750A - Rotor for internal combustion or steam turbines : en fr
  • DE705202C - Process for the production of pressed glass articles : de en
  • FR864684A - Improvement in wire unwinding devices : en fr
  • FR864711A - Advanced Barricade : en fr
  • CH214475A - Absorption chiller. : de en
  • US2240416A - Skylight roller shade : en
  • CH214411A - Process for the electrolytic production of protective layers on the surfaces of objects made of light metals and light metal alloys : de en
  • CA396149A - Beverage making apparatus : en fr
  • FR864680A - Improvements to fixing devices : en fr
  • US2239709A - Separator device : en
  • US2239980A - Dextran ether ester : en
  • CA396225A - Radio set tuning mechanism : en fr
  • US2239729A - Lifting mechanism : en
  • USPP464P - Rose plant : en
  • FR864605A - Self-cooling impeller : en fr
  • GB536003A - Improvements in and relating to melting of borings, cuttings, or swarf, of cast iron, steel or non-ferrous metals : en
  • DE705433C - Process for the production of water-soluble moth repellants : de en
  • US2239727A - Pumping apparatus : en
  • GB536059A - Improvements in or relating to method of and apparatus for selective testing of combustible gases : en
  • FR864710A - Process for the mass production of sound films : en fr
  • GB536025A - A protective device for use on dynamo electric machines : en
  • US2239758A - Window structure : en
  • US2239827A - Harvesting and storage bin : en
  • US2239882A - Control for hydrodynamic machines : en
  • GR9504B - REFRIGERATOR. : el en
  • AU112971B2 - Improved means for controlling the flow of gas toa gas holder : en
  • GB536094A - Folding ladder or steps : en
  • US2239678A - Shock excitation system : en
  • US2240074A - Stopcock : en
  • FR864468A - Improvements to quick release brakes : en fr
  • US2240271A - Method for producing ureaformaldehyde resins : en
  • FR864596A - Process for preparing succinonitrile : en fr
  • CH214361A - Rail butt joint for railways etc. : de en
  • DE705454C - Device for sealing windows, doors, etc. like : de en
  • FR864470A - Preparation of ethers : en fr
  • GB535944A - Improvements in or relating to cord stretching mechanism : en
  • GB536051A - Means for automatically cutting off the supply of inflammable liquids or gas in case of fire : en
  • CH214541A - Process for the production of a new condensation product. : de en
  • CA396174A - Beryllium and copper alloy production : en fr
  • US2239765A - Elongated vibratory conveyer : en
  • CA396180A - Electrode for electric discharge devices : en fr
  • AU112963B2 - An improved gas burner for heating purposes : en
  • CA396211A - Hard carbide : en fr
  • GB535933A - Improvements in and relating to electric valve control circuits : en
  • US2240435A - Thermostat valve : en
  • CH214462A - Disc with blades on both sides for centrifugal machines, especially steam or gas turbines. : de en
  • DE705590C - Display device for the switch-on sequence of motorized drives in compound conveyor systems : de en
  • BE440931A - : en
  • CH214396A - Trouser leg holding device, in particular for cyclists. : de en
  • FR864610A - Improvements made to antenna frames : en fr
  • GR9502B - ΚΑΤΥΤΜΑ. : el en
  • PL29670B1 - : en pl
  • US2240429A - Shoe soling machine : en
  • CH214382A - Device for spreading fiber ribbons running next to one another made of endless individual fibers. : de en
  • US2240440A - Apparatus for honing internal screw threads : en
  • US2239692A - Continuous process of treating oils : en
  • US2239806A - Machine for use in applying pressure to shoe bottoms : en
  • US2240079A - Electrically controlled gas valve : en
  • US2239996A - Drilling apparatus : en
  • USD126829S - Design for a garment hanger : en
  • US2240227A - Apparatus for cleaning lubricant receptacles : en
  • US2240273A - Spinach harvesting machine : en
  • USD126953S - Kfrschenbaum jacket or similar article : en
  • PL29645B1 - Akciova spoleónost drive Skodovy zavody v Plzni, Prague and Bohdan Pantoflicek, Pilsen. Combined cartridge. : en pl
  • USD126846S - Lighting fixture or similar article : en
  • US2239680A - Multiple garment hanger : en
  • US2240393A - Water-glass cement powder and the preparation of cement mortar thereform : en
  • CA396195A - Radiation frequency converter : en fr
  • US2240078A - Clamp means for ball and socket type joints : en
  • US2240056A - Eccentric gear pump : en
  • US2240245A - Bag for preserving foodstuffs and method of making : en
  • USD126907S - Design for a fur jacket : en
  • DE705530C - Process for the preparation of polychloride substitution products of diphenyl ether : de en
  • AU210340A - Improvements in or relating to air heaters : en
  • CA396199A - Box element electron multiplier : en fr
  • USRE21784E - Swing current equipment : en
  • DE705449C - Body flap for waist bandages u. like : de en
  • US2240146A - Carburizing ferrous metals : en
  • US2239934A - Fishijne sinker : en
  • US2239839A - Differential gearing : en
  • US2240198A - Superheater for scotch boilers : en
  • DE705523C - Method and device for the automatic turning of bag-like or tube-like textile fabric structures : de en
  • FR864659A - Process for preparing 2-alkyl-3-alkoxy-4-hydroxy-methyl-5-carboxypyridine lactones : en fr
  • SU59605A1 - Automatic lifting mechanism of river type : en ru
  • FR864506A - Device for sharpening pencil leads : en fr
  • GB536037A - Improved anti-slip attachment for resiliently-tyred vehicle wheels : en
  • CH214419A - Women's calendar for reading the days of conception. : de en
  • GB535980A - Improvements in and relating to turbine blades : en
  • FR864576A - Process for increasing the resistance of man-made textile fibers to moist heat and hot dyeing : en fr
  • FR864623A - Special machine for milling, grinding and polishing high strength light metal airplane propeller blades and wooden airplane propellers : en fr
  • US2240010A - Vulcanizer : en
  • GB536093A - Garment pressing machine : en
  • US2239962A - Motor vehicle control apparatus : en
  • US2240032A - Hectograph blanket having a wetting type bonding agent : en
  • USD126870S - Design fok a radio : en
  • USD126873S - Mouthpiece for a speaking tube of a phonograph : en
  • US2239722A - Apparatus for making sliver : en
  • US2240460A - Garment holding clip : en
  • FR864618A - Method and apparatus for the manufacture of coil capacitors with subdivided armatures and in particular feedthroughs with paper capacitor : en fr
  • FR864666A - Enhancements to television reproducing cathode ray tubes : en fr
  • US2240455A - Staple setting machine : en
  • FR864460A - Heating apparatus comprising devices for drying, compressing, laminating, or otherwise treating heat sensitive materials : en fr
  • AU112925B2 - Improvements in or relating to electric power cables : en