• US2048811A - Buoyant cable : en
  • US2049013A - Treatment of hydrocarbon oils : en
  • US2049245A - Dividing plate and protractor : en
  • US2048881A - Metronome : en
  • US2049054A - Cleaning device : en
  • US2049216A - Compounds suitable for dyeing and printing : en
  • CH185532A - Process for preparing an aromatic compound containing selenium, nitrogen and sulfur. : de en
  • FR801057A - Further training in shoe making : en fr
  • FR801302A - Ashtray : en fr
  • GB451213A - Improvements in wireless aerials : en
  • US2049119A - Compensating device for motor vehicles : en
  • USD100566S - Design for a scale : en
  • AU2351335A - Exhaust device for internal combustion engines : en
  • GB450887A - An improved collapsible or foldable tent : en
  • GB450912A - Improvements in or relating to the manufacture of boots and shoes : en
  • SU47770A1 - Automatic stop of the round knitting machine MT-1 when the thread breaks : en ru
  • SU47822A1 - Machine for felt or felt : en ru
  • SU47968A1 - Radio : en ru
  • US2048766A - Adjustable butt switch for web pasting devices : en
  • GB451053A - Polyvalent metal salts and compositions containing same : en
  • CH185403A - Process for increasing the wetting and permeability of alkaline textile treatment liquors. : de en
  • CH185509A - Starting procedure for single and multi-phase AC motors. : de en
  • US2049299A - Azo dyestuffs and their production : en
  • ES140966A3 - Device for the manufacture of seamless tubes. : en es
  • FR801319A - Removable and flexible headband for colonial helmet : en fr
  • GB450976A - Improvements in or relating to electric discharge device modulator arrangements for use at very high frequencies : en
  • CH185603A - Process for producing an azo compound. : de en
  • CH185512A - Device with voltage relay. : de en
  • SU47875A1 - Power installation : en ru
  • US2048773A - Device for parallax adjustment in photographic cameras : en
  • GB451178A - Improvements in loud speakers : en
  • GB451216A - Improvements in and relating to electric transformers : en
  • DE633401C - Cream dispenser : de en
  • DE633549C - Ball or roller cage : de en
  • SU47659A1 - Punching machine : en ru
  • SU47892A1 - Attachment for removing wedges holding dies : en ru
  • CA359373A - Grooved pulley : en fr
  • AU2406135A - Improvements in cases for containing fresh fruit : en
  • SU47821A1 - Method for making artificial box : en ru
  • US2049090A - Shedding mechanism for looms : en
  • SU47925A1 - Cannon for circus acts : en ru
  • DE633447C - Ground anchor with a screw thread surface that widens upwards : de en
  • CA359514A - Oxygen indication and registration device : en fr
  • DE633539C - Machine for the production of conical sheet metal packages for electric motors : de en
  • CH185460A - Multiplication machine. : de en
  • CA359454A - Air conditioner : en fr
  • FR801216A - Improvements to suspension systems for glass sheets subjected to thermal actions : en fr
  • GB451028A - Improvements in tubular heat exchange apparatus for fluids : en
  • GB451843A - Improvements relating to gyro control systems for dirigible craft : en
  • FR801118A - Improvements to incandescent electric lamps : en fr
  • GB451241A - Improvements in or connected with the construction of wings for aircraft : en
  • US2049271A - Shockproof X-ray tilt table : en
  • SU47719A1 - Semaphore with flashing lighting lamps of constant burning : en ru
  • US2048795A - Last : en
  • US2048701A - Fish cutting machine : en
  • US2049026A - Hat bag : en
  • GB451340A - Improvements in or relating to methods of treating glyceride fats and oils : en
  • GB450923A - Improvements in or relating to free-wheel brake hubs : en
  • CH185477A - Preserving stake, dowel or the like. : de en
  • GB451113A - Improvements in or relating to the manufacture of aggregates and decorative surfaces containing the same : en
  • FR801166A - Permanent velor and lint primer : en fr
  • GB451256A - Improvements relating to the control of manually operable brakes : en
  • FR801228A - New slab and coverings for roads, courtyards and other floors obtained with this slab : en fr
  • DE633435C - A steam turbine system consisting of a bleed and upstream turbine : de en
  • DE633478C - Resilient pit stamp : de en
  • ES142033A1 - Improvements in the construction of gates for the closure of wetlands and reservoirs. : en es
  • CA359522A - Folding chair : en fr
  • DE633621C - Process for the production of storable and spreadable mixed fertilizers : de en
  • SU47963A1 - Device for mechanical image decomposition : en ru
  • US2048809A - Portable stamp mill : en
  • FR801196A - Improvements to wired and wireless radio communications systems : en fr
  • FR801252A - Paper towel and box intended to contain and distribute this paper : en fr
  • FR801320A - Athermane bottle : en fr
  • US2048958A - Rock drill : en
  • GB451254A - Improvements in or relating to impact crushers, and methods of crushing : en
  • US2048898A - Chromiferous dyestuffs and process of making same : en
  • US2049158A - Valve for steam cookers : en
  • FR801198A - Automatic billiard table : en fr
  • GB451049A - Improvements in or relating to vices : en
  • GB451128A - Improvements in the manufacture and production of straight bundles of tubes and in apparatus therefor : en
  • DK51941C - Cathode ray tube with coordinate deflection of cathode rays. : da en
  • FR801113A - Closure for tubes or similar containers : en fr
  • GB451200A - Device for the electric heating of rooms : en
  • ES141984A1 - Apparatus for the delivery of cards or cards for totes or similar. : en es
  • AU2308535A - Improvements in aircraft ofthe helicopter type : en
  • CA359400A - Mercury derivative of nitro-para-cresols : en fr
  • FR801269A - Improvements in the construction of electric capacitors : en fr
  • GB451411A - Improvements relating to lubricants and to lubrication : en
  • GB450919A - Improvements in supports for sunshades and umbrellas : en
  • ES142115A1 - Burner of solid fuels. : en es
  • DK51934C - Procedure for the Production of Casein. : da en
  • US2049008A - Apparatus for handling drill pipe during rotary drilling : en
  • DE588833C - Installation on television receivers : de en
  • GB450917A - Improvements in and relating to optical sound recording apparatus more particularly for use in the production and reproduction of talking motion pictures : en
  • FR801169A - Automatic weft change machine thread tensioner : en fr
  • GB451083A - Method of and means for covering cables with sheet metal : en
  • SU47900A1 - Hydraulic ram : en ru
  • US2048722A - Range finding, horizontal angle measuring, and angle of site instrument : en
  • US2049104A - Wing nut : en
  • US2049357A - Ground engaging brake : en
  • BE416076A - : en fr
  • SU47722A1 - Electric rotary switch : en ru
  • SU47956A1 - The method of hydrolysis of wood and other cellulose-containing materials : en ru
  • CH185600A - Device for converting alternating currents with a given number of periods and phases into alternating currents with a different number of periods and phases. : de en
  • BE416251A - PROCESS FOR TANNING GREEN LEATHERS AND SKINS : en fr
  • CA359402A - Dental gold filling : en fr
  • USD100594S - Design for a powder and perfume : en
  • DE633410C - Screw or bolt with a resilient head : de en
  • DE633634C - Traction sheave reel conveyor : de en
  • ES142035A3 - Device for galvanizing metal sheets according to the lead-zinc procedure. : en es
  • GB451214A - Interconvertible tables and other articles of furniture : en
  • SU47868A1 - Internal combustion engine with curvilinear-groove mechanism : en ru
  • CH185536A - Stamping or franking machine. : en fr
  • ES142026A2 - Improvements in the manufacture of galvanic elements, and especially in that of dry cells. : en es
  • FR801316A - Improvements to asbestos and rubber-based joints : en fr
  • CH185513A - Device for charging a capacitor. : de en
  • CH185602A - Process for producing an azo compound. : de en
  • CH185375A - Poison gas developing agent for combating animal pests. : de en
  • SU47776A1 - Blood test method : en ru
  • US2049114A - Table : en
  • US2049069A - Combined flashlight and warning signal : en
  • GB451072A - Improvements in and relating to metallized wearing apparel for hygienic or therapeutical purposes : en
  • GB451257A - Improvements relating to the packing or wrapping of cheese : en
  • FR801340A - Advanced Bogie : en fr
  • GB451184A - Automatic air-controlled water fountain for poultry and the like : en
  • US2048726A - Transmitting antenna for obtaining reduced high angle radiation : en
  • US2048778A - Amine modified polyhydric alcoholpolybasic acid resins : en
  • CH185454A - Automatic firearm. : de en
  • CA359490A - Motion picture apparatus indicating system : en fr
  • CH185501A - Starting device on explosion engines with heavy fuel operation. : de en
  • CH185520A - Electric light bulb for general lighting. : de en
  • CH185584A - Process for the preparation of an azo dye. : de en
  • CA359511A - Truck-trailer combination : en fr
  • SU47684A1 - The method of producing beryllium chloride : en ru
  • US2049010A - Motor vehicle : en
  • AU2469135A - Improvements in or relating to telephone systems : en
  • CH185491A - Rotary flap. : de en
  • SU47971A1 - Device for emitting directional electromagnetic waves : en ru
  • SU47944A1 - The method of water purification from solutions of forming substances and decomposition of other impurities in water, such as organic substances, oils, etc. : en ru
  • US2049385A - Yarn guide for braiding carriers : en
  • SU47670A1 - Modification of the coke oven : en ru
  • SU47969A1 - Device for adjusting the quality of radio playback : en ru
  • US2048911A - Air filtering device : en
  • US2048761A - Television system : en
  • US2048798A - Razor stropping device : en
  • CA359384A - Folding display rack : en fr
  • CA359530A - Retainer plug : en fr
  • AU2441535A - Automatic feed for rock drills : en
  • CA359488A - Street lighting fixture : en fr
  • US2049374A - Elastic wheel for vehicles : en
  • USD100544S - Design for a shoe : en
  • CH185585A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • CA359413A - Display wing : en fr
  • CH185420A - Process for the preparation of a new condensation product of the anthraquinone series. : de en
  • CH185372A - Method for combating plant pests. : en fr
  • FR801277A - Method and device for the separation of solid bodies of different specific weights, within a suspending agent : en fr
  • FR801197A - Improvements to electronic discharge tubes and their use : en fr
  • GB451146A - Improvements relating to indicating devices primarily for the scales or dials of radio instruments : en
  • SU47693A1 - The method of obtaining pilocarpine and its homologues : en ru
  • SU47713A1 - Tunnel Tube Designs : en ru
  • US2048698A - Dispensing container for powdered products : en
  • ES142020A1 - A tipper for tipper wagons. : en es
  • GB451062A - Improvements in processes and apparatus for the periodical or continuous manufacture of fermentation organism, such as yeast, or of other fermentation products : en
  • ES142034A1 - A coupling system to vary the coupling between two electrical circuits, especially tuned circuits. : en es
  • DK51937C - Elements for Central Heaters. : da en
  • FR801089A - Tamper-evident envelope : en fr
  • US2049177A - Frequency generating system : en
  • US2049246A - Gauze : en
  • ES142135A1 - A simplified projection apparatus. : en es
  • FR801091A - Automatic or semi-automatic switching device with preselection in cinematic sound recording : en fr
  • ES141192A1 - Arrangement to produce a new model of electric reflector lamp. : en es
  • GB451124A - Improvements relating to sliding roofs for railway wagons and other vehicles : en
  • US2049167A - Space discharge device : en
  • US2049292A - Duplex feeding mechanism for sewing machines : en
  • GB451209A - Improvements in brakes for wheels, drums, pulleys and the like : en
  • SU47847A1 - Method and device for determining components of velocity and turbulence of water flow : en ru
  • US2048849A - Covered wire and method for producing the same : en
  • SU47669A1 - Coal Coking Plant : en ru
  • DE633472C - Control device for conveyor systems with several receiving points : de en
  • DE633489C - Device for brushing and rubbing fluids or ointments onto the scalp : de en
  • FR801201A - Clothing and underwear enhancements : en fr
  • GB451195A - Improvements relating to electric cables and electric cable systems : en
  • GB451230A - An electrical signalling, indicating and telephoning system and apparatus therefor : en
  • CA359446A - Masher : en fr
  • CA359525A - Rear lamp : en fr
  • CA359507A - Automobile transportation : en fr
  • US2048855A - Faucet : en
  • US2049308A - Control of electric circuits : en
  • US2049154A - Process for communicating with trains in motion by a high frequency current and applications : en
  • US2049301A - Control mechanism : en
  • SU47927A1 - Slaking machine : en ru
  • FR801229A - Advanced bodywork for motor vehicles and others : en fr
  • ES142112A1 - Automatic liquid measuring device. : en es
  • US2048941A - Machine for distributing material on highways in measured form : en
  • GB451279A - Improvements in or relating to steam generating and superheating installations : en
  • SU47732A1 - Brake machine for unwinding overhead power transmission lines : en ru
  • SU47948A1 - Pliers : en ru
  • US2048995A - Spool or bobbin for yarn end fastening : en
  • GB451168A - Improvements in or relating to fountain pens : en
  • GR5951B - TARAKTRON - FAN FOR WINERY. : el en
  • GB450875A - Improvements in the manufacture and production of silicic acid esters : en
  • FR801288A - Spark plug : en fr
  • GB450895A - An improvement to food and/or water troughs on livestock cages : en
  • GB450960A - Improvements in or relating to screw propellers, turbine rotors and like devices : en
  • FR801348A - Improvements to bolt locks : en fr
  • ES141997A1 - A method for the continuous casting of metal parts. : en es
  • ES4154Y - Zinc especially for cuffs. : en es
  • ES4849U - Horseshoe mixed rubber or elastic material and iron to prevent the slip of the horses by the asphalted floor. (Machine-translation by Google Translate, not legally binding) : en es
  • GB450981A - Process for dyeing cellulosic material : en
  • GB451231A - Improved device for securing carpets, linoleum and other materials to floors, walls and the like : en
  • SU47918A1 - The method of applying enamel patterns on metal : en ru
  • FR801097A - Device automatically reporting fraud in skill sets delivering prizes : en fr
  • FR801188A - Accelerometer : en fr
  • GB450892A - Improvements in and relating to winding handles : en
  • GB451015A - Improvements in and relating to bottles or like receptacles : en
  • GB451039A - Improvements in or relating to the manufacture of stems for electric incandescent lamps : en
  • US2049156A - Mine car coupling : en
  • CA359448A - Container for carbonated liquids : en fr
  • US2048764A - Paper roll braking device : en
  • US2049175A - Method of making applique shoes : en
  • US2049390A - Electrical power system : en
  • DE633246C - Circuit arrangement for selective Morse code calling from branch points located on a common line in telecommunication systems, in particular telephone systems : de en
  • FR801058A - Improvements made to internal combustion or internal combustion engines, especially those cooled by air : en fr
  • FR801293A - Improvements to rubber products, and method of manufacturing such products : en fr
  • CH185567A - Process for producing a diazoamino compound. : de en
  • FR801242A - Improvements to pumps : en fr
  • GB451273A - Improvements in connection with variable speed hydraulic power transmission : en
  • DE633407C - Magnifying glass frame with joint : de en
  • DE633583C - Valve body made of elastic material for wash basins, sink basins, bathtubs, etc. like : de en
  • ES142032A1 - A machine for sewing the joints or splices of the transmission belts. : en es
  • ES142098A1 - Improvements in the construction of cathode ray tube devices. : en es
  • US2048840A - Flexible grille : en
  • DE633522C - Process for the preparation of indigoid dyes : de en
  • ES142037A1 - Perfections in variable inductances. : en es
  • GB451005A - Improvements in and relating to snap action mechanism for operating electric switches, valves and other devices : en
  • US2049161A - Tie supporter : en
  • GB451154A - Improvements in and relating to mechanism for applying sections of covering or tipping material to a continuously advancing web of wrapping material : en
  • USD100560S - Design for a bottle : en
  • US2049189A - Carbon compounds of the anthraquinone series : en
  • US2049319A - Selective system : en
  • USD100578S - Design for a plate or similar article : en
  • US2048877A - Cement handling plant : en
  • US2049214A - Carbon compounds of the 1:9-anthra thiophene series : en
  • DE633538C - Light liquid separator with blocking of the flow through air : de en
  • SU47793A1 - Device for ventilation of rooms without central heating and central ventilation : en ru
  • DK51925C - Apparatus for brewing coffee. : da en
  • FR801071A - Centrifugal separator : en fr
  • GB451068A - Improvements in and relating to metal bending machines : en
  • GB451076A - Improvements in and relating to direct-current ampere-hour meters for use in remote measurement : en
  • FR801238A - Method for stripping tobacco leaves and machine for carrying out this method : en fr
  • IS180A7 - Application machine : en is
  • GB450873A - Improvements in or relating to broaching machines : en
  • GB451026A - Improvements in the process of bleaching organic materials : en
  • GB451140A - Improvements in twist tubes and like twisters for use in machines for operating on fibrous material : en
  • CH185482A - Power plant with a device for comminuting work items, in particular for producing coal dust for operating the power plant. : de en
  • ES138789A3 - A procedure for dry cleaning clothes, clothing and all kinds of similar effects. : en es
  • US2048866A - Antiroll device : en
  • US2049063A - Machinery packing : en
  • US2049338A - Electric incandescent lamp : en
  • US2048826A - Internal combustion engine : en
  • FR801106A - Improvements made to sulfonated products and their manufacturing process : en fr
  • DE632850C - Apparatus and method for the removal of gases and vapors from the interior of the fuel mass of distillation furnaces : de en
  • GB451018A - Improvements in the manufacture of collars for personal wear : en
  • CH185588A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • CH185508A - Foot switch for small motors. : de en
  • US2048666A - Permanent wave meter : en
  • US2049213A - Anthraselenazole derivatives and process of making them : en
  • GB451233A - Improvements in and relating to gas-blast electric switches : en
  • SU47833A1 - Colorimeter : en ru
  • CH185535A - Cash register. : de en
  • CH185537A - Paper feed on a booking machine. : de en
  • US2048992A - Method of producing lubricating oils : en
  • SU47754A1 - Precision mica capacitor : en ru
  • SU47834A1 - Device for determining the rotational speed of rotating bodies : en ru
  • US2048896A - Magneto : en
  • US2049287A - Shockproof electrical device and a shock absorbing and distributing means therefor : en
  • US2049312A - Welding apparatus : en
  • US2049014A - Process of improving lubricating oil : en
  • US2049160A - Sulphur condenser : en
  • DE633526C - Spring clip with hinged holder for utensils : de en
  • FR801075A - Forwarding or electrical transmission : en fr
  • FR801308A - Improvements to amplifiers : en fr
  • CA359502A - Container for frozen confection : en fr
  • DE633529C - Shaking device for forms filled with compressible masses, in particular chocolate mass : de en
  • ES141353A1 - Cascade device for obtaining compressed gases of high pressure, as desired, from gases liquidated with a low boiling point, such as oxygen, hydrogen and the like. : en es
  • ES142063A1 - Improvements in the light cannons for infantry of a caliber of 40 to 65 millimeters. : en es
  • ES4195Y - New meshes to defend curves and road straights : en es
  • SU47957A1 - Device for the continuous release of starch from starch milk : en ru
  • ES141168A1 - AUTOMATIC SIGNALS SYSTEM FOR RAILROAD VEHICLES. : en es
  • FR801117A - Boiler descaling product : en fr
  • US2048718A - Filter : en
  • US2049266A - Side bearing : en
  • US2049151A - Fruit ladder : en
  • USD100570S - Design for a butter dish : en
  • FR801191A - Device for over-compression of a furnace by centrifugal gas turbofan fans : en fr
  • GB451228A - A regulating stop for use with soda water syphons or the like containers : en
  • ES142027A1 - A new coffee roaster. : en es
  • US2048987A - Making aluminum chloride : en
  • US2048830A - Manufacture of glass sheets : en
  • SU47685A1 - Method for producing cuprous oxide : en ru
  • SU47769A1 - Pocket valve for gas pipeline regenerative furnace with a liquid gate : en ru
  • DE633589C - Cage-less needle bearing : de en
  • CA359521A - Headlight focusing device : en fr
  • SU47874A1 - The method of operation of heat engines : en ru
  • US2048786A - Treatment of textile material : en
  • USD100538S - Design for an air-conditioning unit : en
  • US2048955A - Crib appliance for vehicles : en
  • AU2586935A - Improvements in and connected with secondary battery plates : en
  • CA359476A - Decalcomania : en fr
  • SU47801A1 - Folding portable room : en ru
  • US2048716A - Speed control or governor for revolving doors : en
  • US2049261A - Electric motor : en
  • US2049185A - Indirect water heater : en
  • DE633486C - Gear for needle disc and needle cylinder of circular knitting machines : de en
  • US2048729A - Carton and method : en
  • DE633524C - Melting kettle : de en
  • FR801291A - New tamping for moving parts of machines : en fr
  • ES142019A3 - Procedure for installing a radio broadcasting service on railways. : en es
  • FR801282A - Improvements to distributors for pressurized fluid systems : en fr
  • GB451278A - Improved manufacture of condensation products : en
  • FR801314A - Method of automatic comparison of two alternating voltages of the same phase : en fr
  • SU47854A1 - A device for recording the output of the number of meters of glass in the Fourco car and controlling its speed : en ru
  • SU47923A1 - Device for uniform tensioning of yarn on rewinders : en ru
  • US2048903A - Holding handle for relooping tools : en
  • CH185569A - Process for producing a diazoamino compound. : de en
  • GB450902A - Means for transportation and emptying of moulds such as are used in the manufacturing of artificial building stones : en
  • CH185594A - Process for the preparation of an unsymmetrical pentacarbocyanine dye. : de en
  • DK51927C - Vending machine. : da en
  • CH185390A - Process for the production of a frame which can be used to construct a piece of furniture, a door, a window, etc. : de en
  • GB450881A - Improvements in and relating to the manufacture of shoes : en
  • GB451181A - Improvements in or relating to apparatus for grading articles by size : en
  • US2049016A - Treatment of hydrocarbon oils : en
  • GB450968A - Improvements in or relating to fastening inserting machines : en
  • GB451226A - Improvements in or relating to electric circuits embodying an electric motor and an electric lamp : en
  • US2049397A - Electrically locked control switch : en
  • DE633564C - Process for the preparation of derivatives of the anthrapyrimidine series : de en
  • DE633560C - Book cover : de en
  • FR801220A - Improvement in spark plugs for internal combustion engines : en fr
  • CA359389A - Sash lock : en fr
  • FR801194A - Air bomb and device for its launch : en fr
  • FR801232A - Further training in refrigeration installations : en fr
  • US2049286A - Azo dyes and methods for their preparation : en
  • GB450903A - Automobile control devices : en
  • DE633482C - Process for the manufacture of meat grinder knives : de en
  • GB451348A - Manufacture of aromatic nitrogen compounds : en
  • GB451272A - Improvements in the process of producing hard metal alloys : en
  • DE633466C - On-the-fly, radial flow centrifugal machine : de en
  • GB451067A - Improvements in slitting means : en
  • GB451114A - Process and device for the spinning of artificial silk : en
  • GB451185A - Improvements in the construction of reinforced concrete floors : en
  • DE633216C - Process for the chlorination of nickel contained in lateritic ores : de en
  • SU47885A1 - Contact frame for chrome calibers : en ru
  • SU47886A1 - Additional anode for galvanizing internal surfaces of products : en ru
  • ES141994A1 - An electrostatic deflection system for cathode oscillographs. : en es
  • AU2394535A - Improvements in and relating to liquid meters orthe like : en
  • US2048753A - Safetypin package : en
  • US2049270A - Medical device : en
  • FR801331A - Fabric feed mechanism, for sewing machines : en fr
  • SU47883A1 - Intermittent motion transmission mechanism : en ru
  • US2049188A - Aeroplane : en
  • US2048816A - Apparatus for the production of lens line-screen films for color photography : en
  • FR801161A - Progressive action shift mechanism : en fr
  • DE633412C - Method for carving out blades from a full-walled ring part of the blade ring carrier : de en
  • AU2525635A - Improvements relating to vertical retorts forthe carbonisation of coal andthe like : en
  • CA359477A - Electric arc converter : en fr
  • DE633443C - Suspension device for frameless mirrors, double glass plates, etc. : de en
  • US2049408A - Leather sole channeling and stitching machine : en
  • GB451000A - Improvements in and relating to the vulcanization of rubber : en
  • US2048751A - Ultra short wave carrier wave apparatus : en
  • CH185475A - Process and machine for the production of the sliders for matchboxes. : de en
  • CA359424A - Adhesive sheet material : en fr
  • US2048673A - Guest announcer : en
  • US2049136A - Paired flue and regenerative byproduct coke oven : en
  • CH185566A - Process for producing a diazoamino compound. : de en
  • ES142081A2 - A PERFECTED PROCEDURE FOR PUTTING IRON AND STEEL COVERED FROM OXIDATION AND OTHER HARMFUL EFFECTS. : en es
  • GB451203A - Process for the manufacture of desoxymorphine c and dihydrodesoxymorphine d : en
  • SU47832A1 - Adjustment to a photometer for direct reading of the light characteristics of light sources : en ru
  • US2048887A - Discharge tube : en
  • US2049004A - Art of refining metals : en
  • US2049094A - Method of making ophthalmic lenses : en
  • USD100602S - Design for a combined electrical : en
  • FR801311A - New dyes of the polymethine series and their preparation process : en fr
  • DE633345C - Process for the production of curable condensation products based on urea-formaldehyde : de en
  • DE633432C - Cutting machine for paper, cardboard, etc. like : de en
  • ES142232A1 - An electrical device to produce the ignition of all kinds by means of an electrode. : en es
  • GB451014A - Packing for fractionating columns and the like : en
  • US2049166A - Traveling valve : en
  • US2049173A - Bending rolls machine : en
  • US2049145A - Control lever with switch : en
  • US2049264A - Sanitary preserving can : en
  • SU47972A1 - Ship navigation device : en ru
  • FR801178A - Improvements in the distribution of liquids or gases : en fr
  • GB451027A - Improvements in slitting means : en
  • USD100580S - Design fob a pendant : en
  • US2049159A - Insole : en
  • SU47687A1 - Methanol production method : en ru
  • US2049052A - Reenforced artillery wheel : en
  • US2049184A - Conduit : en
  • US2048879A - Means of transmitting fingerprint characteristics : en
  • USD100558S - Design for a tooth bktish : en
  • USD100597S - Design for embroidered oilcloth : en
  • US2048935A - Glass cutter : en
  • DE633594C - Process for the production of d-trans-ªð-aldehydocamphor : de en
  • US2049046A - Method of separating asphalt and wax from oil : en
  • SU47655A1 - Hydraulic chuck for mineral extraction : en ru
  • GB451174A - Improved machine for pulping coffee berries : en
  • GB451232A - Improvements relating to electro-magnetic carbon-pile regulators : en
  • CA359367A - Massage device : en fr
  • CA359486A - Propeller controlling mechanism : en fr
  • SU47851A1 - A device for recording time just woodworking machines : en ru
  • USD100576S - Design for a carpet sweeper : en
  • USD100610S - Design for a box for crayons : en
  • CA359432A - Defeathering compound : en fr
  • CH185435A - Guide device for the paper web on turning bars of web-fed rotary printing machines. : de en
  • CH185586A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • US2048926A - Vehicle : en
  • SU47987A1 - Spring device for cars : en ru
  • GB451006A - Improvements in or relating to the vulcanisation of rubber : en
  • US2049198A - Alkali earth metal aurothioglycollates and process of producing same : en
  • US2048859A - Dispensing receptacle : en
  • US2048744A - Resilient attaching clip : en
  • SU47720A1 - Electric locomotive : en ru
  • DE633436C - Device for attaching labels for electrical devices to base plates : de en
  • DK51944C - Electric Discharge Pipe. : da en
  • FR801143A - New method of decorating glass or the like : en fr
  • FR801135A - Improvements to stopper devices for bottles, flasks, and other similar containers : en fr
  • GB450927A - Improved process of making fused silica and silica glass : en
  • ES142102A1 - A process for the production of alkylene imines. : en es
  • ES4596Y - A rolling shutter of iron or any other material : en es
  • FR801317A - New application of nickel plating to tilting, fixed or articulated shoes of presses and metal clamps : en fr
  • GB450978A - Improvements in or relating to apparatus for concentrating minerals by flotation : en
  • GB450967A - Improvements in or relating to ultra short wave oscillation generators : en
  • CH185448A - A game device for controlling a vehicle at least on a moving track. : en fr
  • GB451089A - A process for the manufacture of soluble food extracts : en
  • US2049083A - Knives for meat choppers : en
  • FR801294A - Self-locking bolt : en fr
  • GB451135A - Improvements in or relating to snap-action electric switches : en
  • DE633406C - Front lens to achieve a soft focus in the picture : de en
  • FR801063A - Mist wiper : en fr
  • FR801085A - Bearing manufacturing process : en fr
  • GB451118A - Improvements in or relating to the preparation of baked cereal foodstuffs : en
  • GB451169A - Improvements in sawing machines : en
  • US2049049A - Tool : en
  • SU47862A1 - Horseshoe with interchangeable spikes : en ru
  • US2049398A - Railway traffic controlling system : en
  • US2048836A - Picker for looms : en
  • US2048828A - Radio and wire broadcasting system : en
  • US2049237A - Shelf operating device : en
  • FR801149A - Device for attaching tea towels, towels, etc. : en fr
  • GB451112A - Improvements in or relating to coloured plasters : en
  • CA359419A - Filter : en fr
  • CH185573A - Method for the preparation of an aminochrysen. : de en
  • US2048993A - Gas filter : en
  • SU47866A1 - Method of making sticky paper from flies : en ru
  • GB450931A - Improvements in or relating to rock drills : en
  • AU2398335A - Improvement relating to oil-pressure controlled ignition circuits of motor vehicles : en
  • CA359417A - Abrading pad : en fr
  • CH185419A - Process for the production of vat dyes of the anthraquinone series. : de en
  • FR801163A - Improvements to children's vehicles, such as cycles, tricycles, reduced cars and other toys mounted on wheels : en fr
  • FR801341A - Interlocking device between the door of a water closet and the flushing device and water closet equipped with this device : en fr
  • CA359519A - Brick : en fr
  • CA359408A - Fishing tackle : en fr
  • CH185401A - Machine for the manufacture of flat twines. : en fr
  • GB451091A - Improvements in or relating to means for sharpening knives : en
  • SU47723A1 - Method for measuring distances using electromagnetic waves : en ru
  • US2049262A - Building construction : en
  • US2049040A - Roller bearing cage : en
  • US2049360A - Wind speed indicator : en
  • FR801101A - Improvements to charges or cartridges for the production of gas under pressure and to the compositions and charge elements intended for them : en fr
  • GB451032A - Improvements in or relating to the preparation of graphitecontaining lubricants : en
  • CH185380A - Process for the manufacture of a cellular plaster. : en fr
  • FR801155A - Piston seal : en fr
  • FR801183A - Expandable machine for learning to swim : en fr
  • GB451121A - Improvements in and relating to printing calculating machines, adding machines, cashregisters or the like : en
  • GB451237A - Improvements in or relating to carrier wave transmitting apparatus : en
  • GB451048A - Improvements in radiants for fires : en
  • CH185424A - Fragrance mixture. : de en
  • CH185558A - Contact wire for electric railways. : de en
  • AU2354235A - Improvements in protective arrangements for electric motors : en
  • CH185421A - Process for the production of stable, highly concentrated dispersions of water-insoluble vinyl resins. : de en
  • CH185404A - Laundry rope tensioner. : de en
  • GB451034A - Process for the manufacture of halogen-methane sulphonic acids and their salts : en
  • US2048988A - Lamp harp : en
  • US2049044A - Woodworking machine : en
  • US2049372A - Emissive coating for cathodes and method for preparing the same : en
  • CA359403A - Fibrous conduit impregnating apparatus : en fr
  • CA359505A - Truck-trailer combination : en fr
  • USD100546S - Design foe a dry cleaner cabinet : en
  • FR801339A - Improved bogie suspension for vehicles traveling on railways and bogie intended for this suspension : en fr
  • US2048860A - Distributor : en
  • CH185444A - Ski binding. : de en
  • DE633494C - Breakfast box : de en
  • GB451064A - Improvements in or relating to furnaces for burning coal : en
  • CH185410A - Method and apparatus for facilitating steam generation, e.g. B. in the generation of water vapor, in the concentration of liquids such as wine, fruit juice, milk, etc., whose concentrates are used for the production of beverages; in the distillation of volatile substances such as brandy etc. : de en
  • CH185510A - Device for the protection of alternating current installations against discharge to earth. : de en
  • USD100579S - Design for a tumbler or similar : en
  • AU2353935A - Improvements in or relating to electron discharge devices and circuit arrangements incorporating thesame : en
  • DE633514C - Flammable fog substances containing phosphorus : de en
  • CH185467A - Process for the production of a heat treatable aluminum alloy and aluminum alloy produced by this process. : de en
  • GB451277A - Improved means for carbonating water and beverages : en
  • GB451132A - Improvements in television apparatus : en
  • GB451229A - Improvements in magnesium base alloys and the production thereof : en
  • GB451153A - Improvements in and relating to kaleidoscopes : en
  • FR801142A - Periscope for armored vehicles such as automobiles, auto-tracks, railway equipment or others : en fr
  • US2048713A - Massage applicator : en
  • US2048875A - Brake tester : en
  • CA359457A - Trailer braking apparatus : en fr
  • SU47839A1 - Instrument for the quantitative determination of insoluble residue in dyes and other chemical products : en ru
  • SU47890A1 - Scan with self-centering cutters : en ru
  • US2048865A - Supporting device for telephone receivers : en
  • US2048732A - Wind wheel generator : en
  • US2049009A - Motor vehicle construction : en
  • US2049376A - Electrical amplifying circuit : en
  • DE633558C - Adjustable wire feed device for wire stitching machines with intermittent feeding of the wire : de en
  • US2049125A - Vegetable and fruit dicer : en
  • US2049304A - Tubing shoe valve : en
  • US2049043A - Soluble oils : en
  • US2049058A - Process for producing wax modifiers and products thereof : en
  • GB451208A - Improvements in and relating to claw clippers for birds and dogs : en
  • SU47906A1 - Ship lifting device : en ru
  • US2048723A - Thermionic oscillation generator : en
  • ES141756A1 - Device for emptying bottles of carbon dioxide. : en es
  • SU47750A1 - The method of feeding electric incandescent lamps with two filament bodies from a single-phase current network : en ru
  • SU47961A1 - Device for feeding a constant pressure chamber in the distributors of single-chamber single-wire air brakes : en ru
  • DE633533C - Suspension for motor vehicles : de en
  • ES141993A1 - A procedure of electronic phase shifts. : en es
  • ES4844U - Special metal windows. (Machine-translation by Google Translate, not legally binding) : en es
  • FR801116A - Filing grid with rollers fitted with discs : en fr
  • GB451150A - Fluid manifolding devices : en
  • GB451187A - Improvements in or relating to adjustable chairs : en
  • GB450962A - Improvements in and relating to electron discharge tubes : en
  • SU47860A1 - Device for removing moisture from turpentine : en ru
  • SU47666A1 - Air dryer for fabric : en ru
  • DE633460C - Electric musical instrument with pre-loaded stress-sensitive elements : de en
  • SU47678A1 - The method of separation of a mixture of sulphate, nitrate and chloride salts of alkali metals : en ru
  • FR801245A - Improvement in electro-magnetic relays : en fr
  • GB451030A - Improvements in photographic developers : en
  • DE633531C - Back cover lock on roll film cameras : de en
  • DK51949C - Procedure for Format Cutting of Paper and Similar Products. : da en
  • ES4205Y - Articulated metal plate toy : en es
  • GB450860A - Improved electric device for igniting gas burners : en
  • DE633400C - Method and device for the production of hardened glass plates from flat glass produced by drawing or rolling : de en
  • SU47778A1 - Obstetric Measurement Instrument : en ru
  • DE633510C - Electric motor drive for electric winders with a large control range : de en
  • FR801087A - Liquid Gravity Foam Fire Extinguisher : en fr
  • GB450932A - Improvements relating to dredges : en
  • GB450979A - Improvements in or relating to the electrodeposition of metals : en
  • US2048953A - Front wheel unit for automobiles : en
  • CH185465A - Chronograph. : en fr
  • US2049249A - Conversion of sodium sesquicarbonate to sodium carbonate decahydrate : en
  • US2049116A - Combined milk can and bottle opener : en
  • US2049121A - Trap nest : en
  • USD100557S - Design for a holder for shaving : en
  • GB450910A - Plate shaving machine : en
  • GB451160A - Improvements in or relating to electrical conversion systems : en
  • US2049168A - Folding box construction : en
  • DE633462C - Pneumatic tires with metal insert : de en
  • US2048697A - Tractor : en
  • FR801052A - Removable siphon : en fr
  • US2048873A - Plant package : en
  • US2049033A - Seam pressing machine : en
  • USD100556S - Design for a luminair : en
  • CA359378A - Milk bottle cap : en fr
  • CH185539A - Dispenser for chilled food and beverages, e.g. B. ice cream, in packs. : de en
  • GB451040A - Improvements in and relating to railway switch mechanism : en
  • GB451056A - Improvements in or relating to modulated carrier wave transmitters : en
  • GB451130A - Improved process for direct production of propylene oxide : en
  • SU47919A1 - Apparatus for mixing fibrous material : en ru
  • US2048747A - Boiler : en
  • SU47804A1 - Adaptation in American planes for the transverse installation of glands : en ru
  • SU47867A1 - Crankshaft for two-stroke internal combustion engines with a V or W-arrangement of cylinders : en ru
  • AU2484735A - Improvements in electrical plug connectors : en
  • DE633496C - Drive mechanism : de en
  • DE633557C - Broom with cleaning comb : de en
  • CA359428A - Steam heating apparatus : en fr
  • FR801345A - Rubber and its preparation for industrial use : en fr
  • GB450972A - Improvements relating to means for producing rotary from reciprocating motion and vice versa : en
  • SU47966A1 - Method of neutralizing shielded lamps : en ru
  • US2049224A - Utility test lamp : en
  • AU2398735A - Improvements in and relating to gas stoves : en
  • USD100608S - Design for a low wing : en
  • DE633627C - Process for the production of a magnetic material for magnetic cores or Krarup windings : de en
  • SU47873A1 - Method of operation of a gas powered power plant : en ru
  • US2048694A - Air conditioner : en
  • US2049191A - Combination material working machine : en
  • SU47876A1 - Pressure generator : en ru
  • US2048867A - Railway car coupling : en
  • US2048745A - Dye compositions and method of making : en
  • US2049217A - Processes of impregnating cellulosic fabrics : en
  • USD100565S - Design for a bathtub : en
  • CA359427A - Light metal casting method : en fr
  • CA359370A - Cap : en fr
  • CH185540A - Arrangement for remote reporting by means of carrier waves. : de en
  • FR801343A - Method and device for closing and compressing the edges of the soles of shoes : en fr
  • US2049025A - Servicing automotive vehicles : en
  • US2049346A - Spring drive for shaking conveyers : en
  • CA359391A - Wave organ : en fr
  • SU47718A1 - Coupling heads for international air ducts : en ru
  • SU47766A1 - Method of making emulsifier : en ru
  • US2049146A - Air conditioning apparatus : en
  • US2049362A - Dough strip feed device : en
  • USD100567S - Design for a grave canopy : en
  • US2049098A - Trailer vehicle : en
  • SU47983A1 - Transmission with automatic change gear ratio : en ru
  • US2048789A - Valve assembly : en
  • SU47738A1 - Speed relay : en ru
  • DK51926C - Method and Apparatus for pre-treatment of materials to be subjected to burning. : da en
  • SU47757A1 - Electric filter : en ru
  • CA359467A - Camera : en fr
  • CH185466A - Alloy, in particular for pistons of internal combustion engines, and processes for their production. : de en
  • DE633420C - Process for the production of condensation products : de en
  • SU47711A1 - The method of cutting frozen soft soil : en ru
  • SU47774A1 - Device for obtaining refined fiber : en ru
  • SU47938A1 - Shutter for hydraulic structures : en ru
  • SU47980A1 - Device for maintaining constant rotational speed of the internal combustion engine when starting with an inertial starter : en ru
  • SU47978A1 - Fuel injection device for non-compressor internal combustion engines : en ru
  • CA359422A - Milk delivery system : en fr
  • CA359499A - Roll changing apparatus : en fr
  • AU2351535A - Improvements relating to drop handles for furniture andthe like : en
  • US2048923A - Method of and apparatus for scouring coal : en
  • USD100592S - Design fob a cravat holder : en
  • SU47904A1 - Aerostat for lifting and releasing rockets in the stratosphere : en ru
  • SU47905A1 - Device for adjusting the depth of the bow of the uniaxial trailers for the transport of small vessels : en ru
  • ES3991Y - Orthopedic shoe. : en es
  • CA359527A - Ballast treating apparatus : en fr
  • ES142139A1 - Apparatus for humidification and ventilation of closed premises. : en es
  • US2049170A - Coin collector apparatus : en
  • FR801218A - Forcing Belt Artillery Projectile : en fr
  • USD100545S - Design fob a shoe : en
  • IE13916L - Rotary mixer : en
  • CA359433A - Rubber article curing method : en fr
  • US2049337A - Storage file : en
  • DE633591C - Gas mask made of flexible building material : de en
  • US2049383A - Bottle dispensing machine : en
  • US2049386A - Serving tray : en
  • SU47945A1 - Device for activating the flushing tank from the seat cover : en ru
  • US2049254A - Pickling chain : en
  • GB451031A - Improvements in bullets : en
  • ES4311Y - Protective screen for electric welding. : en es
  • FR801165A - Motorcycles frame : en fr
  • GB450996A - Improvements in or relating to trousers or like leg fitting garments : en
  • GB451126A - Improvements in, or relating to, dynamos for use in electric lighting sets for pedal and other cycles : en
  • ES142058A1 - Gradual and progressive gear change. : en es
  • CA359368A - Ball catching and pitching machine : en fr
  • CH185605A - Process for producing an azo compound. : de en
  • CH185371A - Front for plow. : en fr
  • US2049102A - Ophthalmic mounting : en
  • GB451161A - Improvements relating to conveyors for conveying biscuits from baking ovens : en
  • US2049036A - Process for dewaxing oils : en
  • DK51933C - Method of Making a Quinine Compound. : da en
  • CA359397A - Liquid cooling apparatus : en fr
  • CH185393A - Dish drainer. : de en
  • USRE20045E - Liquid htalhks : en
  • CH185432A - Process for the metallization of objects by cathodic sputtering of metal electrodes. : de en
  • CH185506A - Fire chamber for electrical switches. : de en
  • SU47870A1 - Nozzle-pump for uncompressor internal combustion engines operating according to the Arshaulov principle : en ru
  • SU47879A1 - Hose Coupling : en ru
  • US2048822A - Antioxidant : en
  • SU47910A1 - Ship Mover : en ru
  • US2049334A - Spool : en
  • US2049366A - Oil seal : en
  • US2048796A - Treatment of textile materials : en
  • US2048894A - Method of manufacturing insulated conductors : en
  • US2048928A - Swivel bumper : en
  • ES4240Y - Unstable semi-rigid tank for liquid fuel for aircraft. : en es
  • CA359493A - Motion picture apparatus : en fr
  • AU2356935A - Improved means for use in producing duplicated imprints or impressions of any desired matter : en
  • SU47775A1 - Corrugated Rollers of a Molding Machine : en ru
  • US2048897A - Apparatus for filling containers : en
  • US2049394A - Slideway for machine tool elements : en
  • US2049282A - Weighing scale : en
  • SU47829A1 - Optical device for studying stress in bodies, structures, etc. : en ru
  • US2048674A - Flush tank : en
  • SU47810A1 - The method of obtaining synthetic rubber : en ru
  • US2049060A - Solvent refining of mineral oil : en
  • US2049373A - Receptacle : en
  • DE633445C - Reinforcement framework for reinforced concrete structures, especially vertical reinforced concrete walls : de en
  • FR801094A - Process for obtaining solid impressions on the fiber : en fr
  • GB451012A - Improvements in or relating to rubber films or sheets and to the production thereof : en
  • US2048756A - Vibrator for dental use : en
  • US2048979A - Spring cushion assembly : en
  • CA359379A - Chipping tool : en fr
  • SU47880A1 - Pipe plug : en ru
  • US2049306A - Method and apparatus for testing filament wire : en
  • SU47877A1 - Samostopor schA with nut : en ru
  • SU47730A1 - Impregnation method for electrical insulation applied to conductors : en ru
  • US2048831A - Blasting explosive cartridge : en
  • US2048900A - Modulation : en
  • US2049018A - Cracking and apparatus : en
  • US2049205A - Composite cylinder head : en
  • US2049240A - Machine for making and inserting metallic fasteners : en
  • GB451845A - Improvements relating to wireless control systems for aeroplanes and like aircraft : en
  • CH185582A - Process for the preparation of an azo dye. : de en
  • CA359463A - Cellulose sheet and film producing apparatus : en fr
  • CH185385A - Electric hob. : de en
  • SU47771A1 - Device for cleaning coke ovens : en ru
  • US2048777A - Paint drier : en
  • CH185538A - Device for mechanically forming the sum of more than two data received simultaneously. : en fr
  • CA359439A - Safety razor : en fr
  • US2048802A - Display counter apparatus : en
  • CA359390A - Wheel spoke securing device : en fr
  • SU47652A1 - Control device for drilling apparatus : en ru
  • ES142080A1 - A stone manufacturing process for sharpening tools used in the field, such as scythes, beams and the like. : en es
  • CA359409A - Refrigerating system : en fr
  • DE633577C - Closure for windows etc. : de en
  • USRE20049E - Art of continuous galvanizing : en
  • SU47752A1 - Turn Counter to Coiler : en ru
  • US2049131A - Air compressor : en
  • SU47694A1 - Phenethidine release method : en ru
  • SU47950A1 - Spring, swiveling with respect to the geometric axis of rotation of wind, wheel, : en ru
  • SU47753A1 - Coil winder : en ru
  • SU47936A1 - Tunnel Dryer for Pottery : en ru
  • SU47661A1 - Manipulator for servicing heavy rolling mills : en ru
  • US2049138A - Nonextruding asphalt joint : en
  • SU47815A1 - The method of manufacture of plastics : en ru
  • BE416255A - Inhaler mask : en fr
  • CA359401A - Hydrocarbon oil processing : en fr
  • DE633498C - Joint, especially for radiator hoods of motor vehicles : de en
  • SU47792A1 - Hand winch : en ru
  • USD100599S - Design for an automobile bumper : en
  • ES4147Y - Hand rest for bicycle guides. : en es
  • FR801126A - Improvements to projectors whose reflective surface is formed by curved metal plates : en fr
  • US2049277A - Dewaxing and partially decolorizing petroleum lubricating stock : en
  • US2049389A - Diesel electric power system : en
  • US2049107A - Ophthalmic mounting : en
  • USD100609S - Design fob a midwing : en
  • US2049005A - Color-photographic bleach out dyestuff layers : en
  • FR801152A - Further training in dust extractors : en fr
  • GB451104A - Motor-vehicle chassis and particularly frames therefor : en
  • USD100589S - Design for a child s swing : en
  • US2048808A - Mold for plaster casting : en
  • US2048853A - Automobile control apparatus : en
  • US2048964A - Planographic printing plate : en
  • CA359483A - Nail : en fr
  • SU47979A1 - Fuel injection device in internal combustion engines : en ru
  • FR801083A - Clip for attaching tea towels : en fr
  • GB451221A - Automatic time control : en
  • FR801172A - Improvements to lift-up seats with adjustable backrest : en fr
  • GB450921A - An improved holder for dental silk : en
  • US2049377A - Electric welder control : en
  • CH185396A - Process for the industrial cleaning of containers and other objects. : en fr
  • US2048819A - Computing apparatus : en
  • FR801124A - Window for protective clothing against heat, flame or gas : en fr
  • FR801235A - Improvements to cash registers, accounting machines or similar machines : en fr
  • GB450926A - Pneumatic press for gluing the soles of shoes : en
  • CA359426A - Golf ball : en fr
  • ES142004A1 - An installation to obtain a voltage that increases linearly with time. : en es
  • GB451201A - Improvements in or relating to antenna structures : en
  • DE633458C - Fluid change gearbox : de en
  • FR801073A - Automatic metering device for supplying engines with gaseous fuel : en fr
  • FR801125A - Method and apparatus for the impregnation and coating of textile yarns or for only one of these operations : en fr
  • FR801215A - Product for the regeneration of stale air and its manufacturing process : en fr
  • GB450999A - Improvements relating to counter stiffeners for football boots : en
  • US2048752A - Ultra short wave conductor : en
  • US2049095A - Ophthalmic lens : en
  • US2049155A - Beer cooling apparatus : en
  • US2049196A - Device for cleaning tobacco pipes, cigarette-holders, and the like : en
  • US2049322A - Method and apparatus for stabilizing the pressure of the drawing rolls of textile machinery : en
  • FR801264A - Blowing device applicable to electric switches : en fr
  • GB451136A - Improvements in and relating to squeegee blades for wipers such as motor car wind screen wipers, and the manufacture thereof : en
  • FR801175A - Landing of blind planes : en fr
  • CA359495A - Upholstering cord or roll : en fr
  • DE633576C - Device for opening and closing cans, in particular condensed milk cans : de en
  • US2049324A - Grinding tool : en
  • GB451094A - Improvements in apparatus for the measurement of self-inductance : en
  • CA359487A - Multifocal lens and blank manufacture : en fr
  • CA359494A - Railway truck : en fr
  • CA359396A - Garment : en fr
  • DE633438C - Single-phase induction motor with automatically controlled auxiliary phase : de en
  • SU47859A1 - Hay rake for harvesting hay, etc. : en ru
  • US2049242A - Body-encircling undergarment : en
  • USD100552S - Design for an instrument board for : en
  • DE633571C - Device for making cardboard boxes with caps o. : de en
  • GB450986A - Improvements in thermionic and like time-base circuits : en
  • US2049143A - Phase modulation : en
  • CH185549A - Switching device in flashing light systems of motor vehicles. : de en
  • CH185590A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • CH185534A - Device for atomizing liquids in air. : de en
  • US2048908A - Telephone signaling system : en
  • SU47902A1 - Method of making fire extinguishing composition : en ru
  • SU47787A1 - The method of air purification from harmful impurities by their oxidation : en ru
  • DE633578C - Door or window hinge : de en
  • FR801190A - Combustion adjustment device in a combustion chamber supercharged by a turbofan : en fr
  • FR801313A - Protection device for ionized gas rectifiers : en fr
  • ES142057A1 - Provision for totalizers. : en es
  • GB450980A - Improvements in bakers' baskets and like containers : en
  • GB450900A - Improvements in the arrangement and mounting of axles for motor vehicles or trailers : en
  • CH185497A - Winch, particularly intended for working in the vineyard. : en fr
  • SU47701A1 - Method of strengthening thin-walled tubes in collector boards, mainly aircraft engine radiators : en ru
  • USD100563S - Design for a pocket folding : en
  • CA359532A - Gas burner control : en fr
  • US2048918A - Manifold construction : en
  • US2048940A - Combination pick-up and baler : en
  • DE633593C - Process for the production of salts of hexavalent chromium : de en
  • BE415886A - Method of disposing of injectable drugs. : en fr
  • CH185511A - Cathode ray tube. : de en
  • SU47743A1 - Bars for checking the condition of suspension insulators : en ru
  • GB451653A - Improvements in or relating to closed containers of galvanic cells, particularly storage batteries : en
  • CA359479A - Overruning clutch : en fr
  • BE416073A - : en
  • CH185553A - Pneumatic tire for vehicles. : en fr
  • CH185436A - Paint spatula holder. : de en
  • US2049066A - Airplane having unique retractable landing device : en
  • US2049118A - Wheel mounting for rail vehicles : en
  • US2049363A - Barrel closure : en
  • US2048812A - Fastener : en
  • US2049354A - Thermal relay : en
  • US2048679A - Lubricating installation : en
  • SU47653A1 - Double core drill : en ru
  • US2048767A - Automatic web splicing machine : en
  • US2048927A - Foot operated electric switch : en
  • SU47856A1 - Machine for planting seedlings in cups : en ru
  • CH185450A - Shooting range. : de en
  • DE633414C - Mass hammer machine : de en
  • CA359473A - Thiazyl derivative : en fr
  • CH185384A - Automatic coal firing. : de en
  • DK51922C - Procedure for attenuating the sound produced by tin objects. : da en
  • GB451082A - Improved treatment of cellulose fibres and the like : en
  • CA359440A - Voltage regulating device : en fr
  • GB451196A - Improvements in spiked sports shoes : en
  • US2048677A - Method and apparatus for blasting : en
  • US2048693A - Method of producing box or carton blanks bearing printed matter and resulting product : en
  • USD100536S - Design fob a textile fabric ob : en
  • US2049195A - Gain control circuit : en
  • CH185572A - Process for the preparation of an aminochrysenic sulfonic acid. : de en
  • CH185416A - Process for the preparation of a chromium-containing azo dye. : de en
  • BE415906A - Device for remote control of circuit breakers using low consumption relays : en fr
  • CH185599A - Process for the manufacture of a high voltage electric cable, and cable obtained by this process. : en fr
  • CA359469A - Ice cream paper cup : en fr
  • CH185545A - Process for the packaging of processed cheese. : en fr
  • SU47759A1 - Method for preparing dioxivolantrone : en ru
  • US2049190A - Building construction : en
  • SU47911A1 - Cutlet Making Machine : en ru
  • US2048888A - Cooling device : en
  • US2049141A - Multiple spray shower head : en
  • CH185568A - Process for producing a diazoamino compound. : de en
  • US2048728A - Process for making a clear fish glue or fish gelatin solution : en
  • CA359434A - Cast iron alloy : en fr
  • SU47695A1 - Method for isolating 4-nitro-2-aminotoluene : en ru
  • SU47683A1 - Brine cleaning method : en ru
  • US2048965A - Type form : en
  • CA359452A - Crusher : en fr
  • GB451170A - Apparatus for generating oxygen, especially for breathing purposes : en
  • CH185394A - Filters for filter apparatus, especially those in the form of cups. : de en
  • US2049251A - Lamp shade : en
  • CA359450A - Washboard : en fr
  • CH185548A - Device for securing the races of ball bearings against axial separation. : de en
  • CH185408A - Mountaineering set that can be attached to shoes. : de en
  • CH185499A - Installation for heating the cooling water of engines. : en fr
  • SU47740A1 - Insulation method for winding electric machines : en ru
  • AU2361235A - Improved wheelbarrow : en
  • US2049405A - Liquid dispenser : en
  • CH185522A - Electric light bulb. : de en
  • CH185417A - Process for the preparation of a chromating dye of the anthraquinone oxazole series. : de en
  • CA359388A - Copper, nickel and cobalt mineral recovery : en fr
  • SU47788A1 - Cord blood collection and transfusion vessel : en ru
  • SU47889A1 - Device for strengthening the electric drill on the pillars when drilling holes in them : en ru
  • US2049342A - Puff iron : en
  • BE416030A - : en
  • US2048906A - Plant marker : en
  • USD100600S - Design for a fishing rod holder : en
  • ES141975A2 - IMPROVEMENTS IN THE PLANOGRAPHIC PRINTING PLATES. : en es
  • US2048969A - Coilable metal tape : en
  • US2049275A - Shockproof X-ray unit : en
  • ES142141A1 - Improvements introduced in the frames of umbrellas, umbrellas, umbrellas and similar devices. : en es
  • SU47907A1 - Device for dragging the panels under the sunken ship : en ru
  • USRE20044E - Electric circuit-breaker with : en
  • CH185377A - Glass frame made of a metal frame for shop windows, glass doors etc. : de en
  • CH185493A - Energy transfer device. : de en
  • SU47748A1 - Auto potentiometer : en ru
  • SU47676A1 - Elevator of the peat-loader : en ru
  • SU47726A1 - A method of manufacturing an active material for an iron alkaline battery electrode : en ru
  • US2048681A - Thermocouple shield : en
  • US2049137A - Load transmission center joint : en
  • US2049391A - Pump : en
  • US2048683A - Resilient heel : en
  • SU47824A1 - Instrument for measuring the osmotic pressure of liquids : en ru
  • US2049115A - Concrete laying machine : en
  • SU47901A1 - Flat controller : en ru
  • US2049321A - Protection device : en
  • DE633622C - Peeling machine for potatoes, fruits, etc. Like. With longitudinally screwable fruit holder spindle and pivotable peeling knife under spring action : de en
  • DK51947C - Procedure for the treatment of chlorates, perchlorates or chlorate- or perchlorate-containing materials so that the risk of fire is reduced. : da en
  • USD100561S - Design for a combination manicure : en
  • CA359516A - Rubber article manufacture : en fr
  • CH185451A - Device for synchronous motor remote transmission of angles of rotation. : de en
  • SU47823A1 - The machine for the wedge pen at the nozzle of the felted shoes on the block : en ru
  • US2048842A - Listing : en
  • US2048901A - Building structure : en
  • US2049291A - Method of making copper-titanium alloys : en
  • US2049404A - Signaling system for railroads : en
  • US2049003A - Apparatus for punching index cards : en
  • US2049163A - Threaded joint : en
  • US2048983A - Glass feeder : en
  • US2048917A - Ball rolling machine : en
  • US2049122A - Gear for conveying rotary motion : en
  • SU47729A1 - LPG cooled cable : en ru
  • FR801193A - Improvements in methods and devices for determining the position of a moving body, such as an airplane or a ship, with respect to fixed points : en fr
  • FR801265A - Control device for circuit breakers : en fr
  • US2048785A - Coloration of materials : en
  • US2049030A - Adhesive wrapping strip : en
  • US2049267A - Game : en
  • US2049396A - Process of preparing compositions : en
  • GB451415A - Improvements in or relating to clutch or brake mechanisms : en
  • CA359430A - Anti-oxidant : en fr
  • CA359441A - Separable fastener : en fr
  • SU47751A1 - Method for automatic comparative control of light and electrical characteristics of incandescent lamps : en ru
  • FR801296A - Process for obtaining medals and other artistic objects in relief in artificial mother-of-pearl : en fr
  • US2048775A - Purification of cotton linters : en
  • US2048912A - Enamel spraying apparatus : en
  • US2049320A - Cigarette : en
  • US2048740A - Light sensitive apparatus : en
  • FR801323A - New curlers for permanent waving : en fr
  • ES142062A1 - Improvements in or relating to fountain pens, also called fountain pens, of automatic loading. : en es
  • US2048696A - Reversing valve : en
  • US2049339A - Tandem engine arrangement : en
  • US2049380A - Inflatable umbrella : en
  • USD100573S - Design for a washing machine tub : en
  • US2049238A - Transmitter tube : en
  • FR801285A - Metal clip to seal packing boxes : en fr
  • US2048985A - Screw fan ventilator : en
  • DE633484C - Roller for conveyor ovens : de en
  • GB451246A - Improvements in or relating to padlocks : en
  • GB451182A - Improvements in the manufacture of india-rubber or combined textile and rubber materials : en
  • CH185388A - Pull-out table. : de en
  • CH185439A - Process for producing a printing ink for amalgam printing. : de en
  • US2048804A - Primary cell : en
  • FR801090A - Method and apparatus for testing filaments : en fr
  • FR801208A - General purpose fire extinguisher : en fr
  • FR801266A - Magnetic shunt relay : en fr
  • US2049255A - Foam producer : en
  • DE633416C - Gong stick : de en
  • DE633535C - Heel for footwear : de en
  • GB451475A - Improvements in combined brake, housing and wheel : en
  • GB451074A - Improvements in mixing devices for insecticides or the like : en
  • IE14034L - Self-renewing tyre treads : en
  • GB451144A - Improvements in or relating to means for use in feeding sheets to printing and other like machines : en
  • CH185597A - Process for the production of weatherproof coatings, in particular with a polish-like high gloss. : de en
  • GB451409A - Improvements in or relating to method of and apparatus for welding metallic tips to metallic bases, and the products resulting therefrom : en
  • FR801148A - Improvements in automatic route warning systems : en fr
  • DE633601C - Escalator : de en
  • ES142030A1 - A process for the production of valuable hydrocarbons, by treatment, with hydrogenated gases, of distillable carbonaceous materials, in the presence of catalysts. : en es
  • CA359371A - Pneumatic lift for ploughs : en fr
  • US2049317A - Process of making hard alloys : en
  • USD100607S - Design for an illuminated : en
  • ES141996A1 - An electric discharge valve. : en es
  • FR801303A - Improvements to treatments such as cleaning, degreasing, etc., using solvents : en fr
  • US2049050A - Evacuation of condensate : en
  • US2049300A - X-ray device : en
  • FR801171A - Curling Irons Improvements : en fr
  • US2049379A - Lid or end of containers made of cardboard or like material : en
  • SU47861A1 - Incubator : en ru
  • US2048904A - Footwear : en
  • US2048946A - Car stop : en
  • GB451207A - Improvements in or relating to low frequency thermionic amplifiers : en
  • CA359482A - Garment : en fr
  • CH185543A - Packing machine. : en fr
  • US2048788A - Trailer brake : en
  • US2049129A - Electrical measuring instrument : en
  • US2049387A - Electric heater : en
  • AU2261335A - An improved brassiere : en
  • CH185552A - Device for lifting and exchanging wheels, for vehicles assigned to a mixed road and rail service, road and countryside, etc. : en fr
  • CA359456A - Machine tool device : en fr
  • CH185485A - Method and device for washing up and removing glue and water colors from ceilings and walls. : de en
  • AU2453935A - Improvements in and relating tothe manufacture of dentures : en
  • CA359455A - Transmission gear : en fr
  • SU47672A1 - Peat extraction and processing method : en ru
  • CA359395A - Vacuum carpet sweeper : en fr
  • BE415833A - : en
  • DK51939C - Device for machine guns for firing bullets using compressed air. : da en
  • GB451163A - Improvements in methods and devices for drying raw material for paper making, such as cellulose, wood pulp, or the like : en
  • US2048937A - Enameling machine : en
  • ES3470Y - Swimsuit with new reinforcement system. : en es
  • GB451037A - A method of and apparatus for producing multiple electric spot welds simultaneously or in sequence : en
  • SU47796A1 - The method of assembly of metal masts : en ru
  • US2048806A - Spinning or twisting ring : en
  • DK51923C - Method of Manufacturing a Soundproofing Floor. : da en
  • USD100574S - Holder therefor : en
  • GB451258A - Feeding mechanism for arc lamps with rotating carbons : en
  • US2049283A - Photoelectric device : en
  • DE633470C - Grinding tool for the hardest metal alloys : de en
  • US2048914A - Implement attachment for crawler tractors : en
  • FR801281A - Method and device for the semi-automatic maneuvering of motor vehicle gearboxes : en fr
  • ES142029A2 - IMPROVEMENTS OR IMPROVEMENTS INTRODUCED IN THE PURPOSE OF THE PATENT OF INVENTION NUMBER 141816. : en es
  • FR801127A - Seal : en fr
  • GB451224A - Hydraulic steering control for vehicles : en
  • SU47858A1 - An instrument for measuring the practical working width of a combine and similar machines : en ru
  • CA359526A - Garden tool : en fr
  • CH185453A - Extractor for firearms. : en fr
  • FR801334A - Process for the decomposition of bauxite in continuous mode : en fr
  • ES141666A2 - IMPROVEMENTS MADE IN THE PURPOSE OF MAIN PATENT NUMBER 141604. : en es
  • DE633413C - Airtight container : de en
  • US2049088A - Construction of buildings : en
  • SU47707A1 - High speed chromium steel : en ru
  • US2049057A - Extractor for washing machines : en
  • CH185414A - Process for the preparation of a saturated dihydrochloroketone. : de en
  • SU47943A1 - Sparkling Water Production Machine : en ru
  • CH185570A - Process for the preparation of an aminochrysenic sulfonic acid. : de en
  • SU47909A1 - Chain wheel : en ru
  • US2048839A - Tack making machine : en
  • US2049110A - Reactive pencil for the determination of the ph index : en
  • USD100584S - Design for a centrifugal drier : en
  • SU47782A1 - Device for determining the degree of mobility of the uterus : en ru
  • SU47843A1 - Device for transmitting tens in counting machines : en ru
  • SU47965A1 - Method for measuring receiver sensitivity : en ru
  • US2048883A - Synchronizing device : en
  • US2049314A - Baseball game : en
  • CH185457A - Device for measuring angles. : en fr
  • US2049022A - Sheet counting and packaging machine : en
  • US2049350A - Electrical switchgear : en
  • CH185433A - Container. : de en
  • DK51940C - Device for cooling machines for automatic opening of the oil drain valve. : da en
  • ES141985A1 - IMPROVEMENTS IN AND RELATING TO THE MANUFACTURE OF ARTIFICIAL STONE. : en es
  • FR801158A - Toy watering can cookie jar : en fr
  • SU47767A1 - Fatty acid extraction method : en ru
  • CH185452A - Advanced automatic pistol. : en fr
  • CH185443A - Device for making dots on a drawing. : en fr
  • CH185574A - Process for the preparation of an aryldiazonium salt. : de en
  • US2049236A - Surveying underground structures : en
  • CH185554A - Vehicle, especially bicycle. : de en
  • FR801115A - Flap box, swivel and reversible : en fr
  • GB451238A - Improvements in thermionic valve amplifiers : en
  • CA359385A - Wheel : en fr
  • CA359406A - Electrical cable : en fr
  • CH185446A - Ski binding. : de en
  • CH185580A - Process for the preparation of an aryldiazonium salt. : de en
  • FR801307A - Direct process for preparing low sulfur iron : en fr
  • US2049250A - Process of treating metal and apparatus therefor : en
  • CH185529A - Process for the preparation of non-agglutinating suspensions of animal tissue cells. : de en
  • SU47679A1 - Device for feeding solid substances suspended in liquids to autoclaves : en ru
  • SU47704A1 - The machine operating with water vapor in a closed cycle in the overheating region : en ru
  • CH185415A - Process for the electrolytic separation of inorganic substances from a solution containing monoamino-monocarboxylic acids, monoamino-dicarboxylic acids and inorganic substances. : de en
  • CH185583A - Process for the preparation of an azo dye. : de en
  • FR801056A - Gear shift mechanism for chain driven vehicles : en fr
  • FR801239A - Improvements to railroad car bogies : en fr
  • AU2468035A - Improvements in or relating to cup or like packing washer assemblies, more especially for pistons and plungers : en
  • CH185581A - Process for the preparation of an aryldiazonium salt. : de en
  • GB450901A - Improvements in the treatment of fibres and fibrous materials : en
  • ES142015A3 - Improvements introduced in pulley gear changes. : en es
  • FR801061A - Mercury column thermostat : en fr
  • FR801304A - Apparatus for the formation of formic aldehydes : en fr
  • US2049100A - Helical bellows and method of making the same : en
  • US2049315A - Well pump operating mechanism : en
  • GB450916A - Improvements in penholders : en
  • GB451050A - Improvements in life-guards for vehicles : en
  • GB451414A - Improvements in or relating to the removal of liquid materials from hides or skins : en
  • DE633540C - Process for the production of flat steel splitting pieces for table knife blades with goiter and tang from one piece to be forged and rolled together with the back in pairs : de en
  • DK51921C - Procedure for Making Puzzles, Game Pieces and Mergers. : da en
  • GB451205A - System and apparatus for heating rooms : en
  • FR801168A - Improvements to chain breakers for looms : en fr
  • DE633541C - Type lever drive for writing, writing arithmetic and similar machines : de en
  • FR801297A - Improvements to elastic fluid turbines : en fr
  • CH185560A - Automatic control device for aircraft. : de en
  • CA359375A - Aliphatic compound : en fr
  • CH185400A - Knitting process, knitting needle for its implementation, and knitting obtained by this process. : en fr
  • US2048925A - Tube manufacturing apparatus : en
  • DE633559C - Machine that cuts a strip of paper parallel with its direction of movement into individual sheets and pushes them together to form a stack : de en
  • SU47954A1 - Device for measuring the amount of sugar juices : en ru
  • US2049294A - Preparation of oil-soluble mercury compounds : en
  • CH185445A - Device for lubricating skis. : en fr
  • SU47820A1 - The method of obtaining plastic from waste Kok-Sagyz : en ru
  • US2049307A - Bulk meter : en
  • US2049392A - Air delivery device : en
  • SU47958A1 - Elastic connection of individual parts of the mine metal support without the use of auxiliary connecting : en ru
  • CH185374A - Method and device for destroying animal pests. : de en
  • CH185609A - Self-seller of electricity with an adjustable stepped gear arrangement for changing the unit price. : de en
  • GB450930A - Improvements connected with couplings for colliery trams and the like : en
  • CA359412A - Container closure : en fr
  • CA359415A - Liquid level control device : en fr
  • US2048737A - Amplifier circuit : en
  • US2049368A - Welding electrode : en
  • US2048772A - Remote tuning system for radio receivers : en
  • US2049403A - Current collector : en
  • SU47837A1 - Hydraulic pressure testing device for steam boiler links : en ru
  • US2049179A - Frequency generator system : en
  • US2049298A - Pipe smoker's utensil : en
  • US2048821A - Manufacture of substituted acid amides : en
  • US2049024A - Oscillating joint : en
  • US2049108A - Wire tightening and twisting mechanism : en
  • SU47667A1 - Rapport mechanism for sitpsepresny cars : en ru
  • SU47805A1 - The method of impregnation of spruce sleepers : en ru
  • SU47896A1 - The method of preparation of fiber tubes : en ru
  • US2048920A - Magnetic compensator : en
  • US2049349A - Combination filler and separator for shipping cases : en
  • US2048833A - Method of manufacturing dulled artificial products of viscose : en
  • USD100598S - Design fob embroidered oilcloth : en
  • CH185593A - Process for the production of a vat dye of the anthraquinone acridone series. : de en
  • DE633431C - Double-acting snap-hammer, especially for pile drivers : de en
  • DE633523C - Device for the delivery of gas mixtures for anesthetic purposes : de en
  • CH185550A - Control valve built into the brake linkage on mechanically and pneumatically operated brake devices. : de en
  • CH185517A - Lighting fixture. : de en
  • CH185547A - Two-wheeled carts with interchangeable containers that can be transported. : de en
  • SU47650A1 - Device for sorting bulk material : en ru
  • SU47973A1 - Location device : en ru
  • DE633465C - Process for the manufacture of hard shaped silica gel products suitable for gas adsorption purposes : de en
  • US2049183A - Telephone system : en
  • US2049071A - Method and apparatus for treating and filtering clay slip : en
  • US2048720A - Sea water thermometer : en
  • GB450998A - Improvements in or relating to machines for glueing veneers edge to edge : en
  • FR801309A - Process for the production of a water gas without tar or hydrocarbons from bituminous fuels : en fr
  • DE633092C - Flying shears for cutting rolling stock : de en
  • FR801177A - Axle for motor vehicles or others : en fr
  • US2048700A - Nonrefillable closure for bottles and other containers : en
  • US2048961A - Compensator for hoisting apparatus : en
  • ES3892Y - I move type of marbled rubber footwear, with colors incorporated in the mass. : en es
  • GB451051A - Improvements in and relating to a device for heating and drying stone, gravel and the like : en
  • US2049253A - Auxiliary supercharger and super-compressor ignition high speed diesel engine : en
  • FR801184A - Variable or constant speed clutch-torque limiter : en fr
  • ES141896A1 - Device for the expedition of pasty or liquid substances. : en es
  • DE633530C - Electric light meter on photographic cameras : de en
  • GB451219A - Improvements in furnace firebars for solid fuel : en
  • US2048886A - Insulated conductor and method and means for producing same : en
  • US2049333A - Gas plant : en
  • US2049091A - Manufacture of metallic alloys : en
  • CA359414A - Methanol catalyst : en fr
  • SU47665A1 - Fabric washing machine : en ru
  • US2048954A - Chart : en
  • CH185413A - Method of concentration of nitric acid. : de en
  • SU47660A1 - Device for trapping alcohol vapor or other gaseous products : en ru
  • USD100571S - Design for a key holder : en
  • FR801338A - Process for the extraction of precious metals, particularly applicable to the treatment of poor ores : en fr
  • DE633507C - Weft catching needle : de en
  • US2049219A - Bottle attachment : en
  • CA359425A - Tire tube : en fr
  • USD100569S - Similar article : en
  • SU47745A1 - Device for testing transformer oil for dielectric strength : en ru
  • SU47836A1 - Device for testing ballooning tissues : en ru
  • US2049355A - Photoelectric relay apparatus : en
  • US2049148A - Pouring practice and apparatus : en
  • FR801253A - Double magnetic igniter : en fr
  • GB451065A - Improvements in and relating to the scavenging and charging of the cylinders of two-stroke cycle internal combustion engines : en
  • SU47848A1 - The method of studying the movement of gases in air : en ru
  • GB451052A - Improvements in and relating to electrically heated hotplates : en
  • SU47717A1 - Automatic coupling for railway rolling stock : en ru
  • ES142011A1 - Procedure for the manufacture of discharge tubes. : en es
  • GB451220A - Improvements in means for playing games of skill : en
  • SU47922A1 - Rope straightener : en ru
  • CA359508A - Automobile transportation : en fr
  • CH185595A - Grain slide. : de en
  • FR801112A - Dismountable toy plane : en fr
  • GB451141A - Improvements in electric thermostats : en
  • SU47921A1 - Adaptation for carding machines for pneumatic drum stripping : en ru
  • US2049234A - Transmission mechanism : en
  • US2049410A - Cord-controller for electric flatirons : en
  • SU47725A1 - Method of making microporous separators : en ru
  • US2048947A - Machine for cutting transverse grooves in pneumatic and resilient tires : en
  • USD100585S - Design fob a shoe ob similab : en
  • SU47755A1 - Method of making getter material : en ru
  • US2049093A - Electrical outlet plug : en
  • US2049293A - Pistol holster : en
  • SU47731A1 - The method of applying an insulating layer on metal wires : en ru
  • CA359524A - Label and stamp affixing device : en fr
  • CA359429A - Quaternary ammonium compound : en fr
  • SU47784A1 - X-ray table : en ru
  • SU47764A1 - A device for cleaning tube bundles of heat exchangers of oil refineries : en ru
  • CH185469A - Method of joining curved metal elements by arc welding. : en fr
  • SU47735A1 - High voltage bushing : en ru
  • ES141970A1 - An arrangement for separating volatile dust from gases in current, with the aid of one or more specially formed cyclones. : en es
  • CA359394A - Ophthalmic mounting : en fr
  • SU47773A1 - The method of impregnation leather : en ru
  • BE416345A - : en
  • ES141988A1 - Regulating process of internal combustion engines. : en es
  • ES141991A2 - INTEGRAL FLIGHT. : en es
  • US2048784A - Process for treating alkali wash liquors : en
  • US2049288A - Combined pressure and temperature control for steam heating systems : en
  • US2048976A - Educational test device : en
  • SU47899A1 - Photographic Washing Machine : en ru
  • US2048943A - Check valve : en
  • FR801147A - Method of reproducing images for television : en fr
  • CA359423A - Pinning machine : en fr
  • DE633551C - Focal plane shutter, especially for small cameras : de en
  • FR801270A - Porous metallic mass, its manufacturing process and its applications : en fr
  • FR801337A - Rubber stamp : en fr
  • US2049285A - Temperature meter : en
  • US2049328A - Electric circuit interrupter : en
  • DE633245C - Process for the preparation of hydrogenation products of naphthalene, in which the original carbon skeleton is not split : de en
  • GB451177A - Improvements in apparatus for carrying out catalytic gas reactions : en
  • GB451236A - Improvements in or relating to the manufacture of rubber bonded abrasive articles : en
  • GB451342A - Process of washing or cleansing textile materials and washing preparations therefor : en
  • CA359398A - Liquid and aggregate applying apparatus : en fr
  • ES4300Y - Recreational game. : en es
  • GB450944A - Improvements relating to gasholders : en
  • GB451115A - Improvements in the process of bleaching textile fibres, yarns and fabrics : en
  • SU47976A1 - Capacitor : en ru
  • US2048974A - Means for preparing thread lease : en
  • US2048792A - Wiping tool : en
  • US2049178A - Educational toy : en
  • GB451044A - Improvements in, or relating to, automobile vehicles having independently-sprung road-wheels : en
  • CA359492A - Motion picture apparatus : en fr
  • CH185481A - Method and device for the production of sheets which are to be used in particular for packaging and wrapping. : de en
  • FR801060A - Process for the manufacture of shaped porous metal parts : en fr
  • ES142013A1 - Procedure for manufacturing tiles with visible glass faces. : en es
  • DK51924C - Water Treatment Procedure. : da en
  • DE633518C - Process for the conversion of alkali chlorides with excess nitric acid with simultaneous production of mixed fertilizers : de en
  • ES4329Y - Calendar. : en es
  • US2048671A - Heel-seat fitting machine : en
  • US2049117A - Heat exchanging apparatus : en
  • SU47935A1 - Device for reciprocating the links of the cargo raft : en ru
  • DE633582C - To a sewer downpipe of a sink, a bathtub and. Like. To be connected ventilation valve : de en
  • FR801251A - Fancy yarn manufacturing process : en fr
  • US2048710A - Process for building underground structures and apparatus therefor : en
  • DE633503C - Device for rubbing and painting flagpoles or the like. : de en
  • GB451075A - Improved closure for cans or other containers of colour, lacquer or the like : en
  • SU47838A1 - Apparatus for determining the porosity of asphalt-concrete floors : en ru
  • GB451061A - Improvements in grilling devices : en
  • FR801240A - Improvements to pumps : en fr
  • US2049248A - Internal combustion motor : en
  • DE633467C - Sealing device : de en
  • DE633491C - Locking device for the free end of the swiveling backrest support frame on the lower, rear ends of the leg rails of folding chairs : de en
  • ES142031A1 - A procedure to produce the same impression of the image in rötgenfotografías on normal film that, under the same exposure conditions, on double film. : en es
  • FR801132A - Rotating sole for channel annular furnace : en fr
  • DE633411C - Roller bearing arrangement : de en
  • USD100542S - Design for an electric iron : en
  • USD100587S - Design for a casement hinge : en
  • US2048691A - Holder for cinematograph films and the like : en
  • US2049230A - Refrigerating apparatus : en
  • CH185449A - Monorail mountain and valley circular track. : de en
  • AU2353235A - Improvements relating to electro thermally actuated electric relays : en
  • CH185387A - Reclining furniture. : de en
  • GB451103A - Improvement in the towing of road vehicles : en
  • GB451159A - Improved method of and mechanism for transferring fabric to needles of a knitting machine : en
  • US2048880A - Muffler or scarf : en
  • US2049171A - Coal cutting apparatus : en
  • US2048930A - Attaching machine : en
  • US2049062A - Motor fuel containing olefine polymers and method of making the fuel : en
  • US2049067A - Ashtray container : en
  • US2049199A - Drying apparatus : en
  • DK51930C - Suction hood for Chimneys or Ventilation systems. : da en
  • US2048984A - Electric horn : en
  • US2049079A - Advertising device : en
  • US2049268A - Safety attachment for truck wheels : en
  • SU47795A1 - The method of building walls of frame buildings : en ru
  • DE633515C - Process for the production of moldings hardened by means of fluates for street paving : de en
  • DE633636C - Power brake circuit for three-phase motors, especially for hoists : de en
  • DK51938C - Door closer. : da en
  • ES142059A1 - Multipolar relay to spring energy accumulator. : en es
  • US2048970A - Method of and mechanism for automatically severing the terminal threads of a stitched book : en
  • USD100581S - Design for a shoe : en
  • CH185426A - Process for the manufacture of preparations containing synthetic tanning agents. : de en
  • US2048889A - Boundary net for tennis courts and the like : en
  • GB450924A - Sprayer for printed sheets : en
  • GB450908A - Arc lamp : en
  • CH185425A - Process for preserving raw animal hides. : de en
  • US2049222A - Sight-testing apparatus : en
  • US2048769A - Cooking apparatus : en
  • CA359517A - Potato grader : en fr
  • US2049345A - Toy car : en
  • GB451148A - Improvements in or relating to aluminium base alloys : en
  • SU47700A1 - Device for sealing the joints of pipes with the walls of sectional devices : en ru
  • USRE20043E - Method of making brake drums : en
  • US2048835A - Fishing reel : en
  • CA359489A - Trousers : en fr
  • SU47680A1 - Method for quantitative determination of naphtsultam disulfonic acid : en ru
  • US2049172A - Mining apparatus : en
  • AU2533035A - An electric oven, particularly for preparing eatables : en
  • CA359366A - Brush bristling method : en fr
  • US2048857A - Half-soling pincers and nailer : en
  • USD100601S - Design fob a motor-driven brush : en
  • CA359418A - Borosilicate glass product : en fr
  • CA359438A - Emulsified food product stabilization : en fr
  • US2049316A - Safety device for ships : en
  • ES141995A1 - Improvements in the hydraulic transmission mechanisms of rotation. : en es
  • DE633434C - Device for utilizing the waste heat from condensates in heat exchangers : de en
  • DE598035C - Method for finishing textile goods using a hydraulic calender and device for carrying out the method : de en
  • DE633471C - Method for imparting twist with a twisting spindle : de en
  • US2048810A - Telephone coin collector : en
  • US2049204A - Valve : en
  • US2048815A - Gripper : en
  • US2048878A - Ring : en
  • US2049077A - Pipe organ : en
  • DE633437C - Switch with arc extinguishing by compressed gas : de en
  • ES141979A1 - A mounting arrangement for the selective reception and amplification of modulated high-frequency vector waves. : en es
  • USD100535S - Support therefor : en
  • ES141998A1 - A stirrup of windows. : en es
  • FR801217A - Remote control radio device : en fr
  • GB450987A - Process for the production of solid magnesium sulphate monohydrate : en
  • GB451202A - A process for clarifying water, such as industrial and town waste water : en
  • FR801248A - Regulator device for impeller turbines : en fr
  • DE633441C - Safety circuit for consumer circuits fed on both sides : de en
  • US2048787A - Yarn packaging device : en
  • US2048876A - Method of preparing printing plates : en
  • ES142334A1 - A new microuremeter used to determine urea in organic liquids. : en es
  • FR801160A - Device for tracing patterns for the making of all clothes and lingerie items : en fr
  • ES141864A1 - A procedure for automatic lubrication of all kinds of leaf springs. : en es
  • SU47649A1 - Bunker for dewatering coal and other materials : en ru
  • SU47952A1 - Control device for hollow blades m wind turbines : en ru
  • US2048827A - Blasting charge : en
  • US2048975A - Valve : en
  • SU47658A1 - Metal movable mount for love : en ru
  • FR801273A - Process for manufacturing citric acid by bacteriological treatment of molasses : en fr
  • US2049085A - Manifolding attachment for writing machines : en
  • US2049305A - Indicator for military whist : en
  • ES142077A1 - Fuze for aviation lighting pump. : en es
  • CH185601A - Effect lighting device for shop windows. : de en
  • SU47941A1 - Pile driver : en ru
  • US2048712A - Electric vibrator : en
  • US2048776A - Means for use in the packing of eggs and like shaped articles : en
  • US2049019A - Process for improving hydrocarbon mixtures : en
  • US2049208A - Magazine for lead pencils : en
  • GB450899A - Improvements relating to driving arrangements for belt conveyors : en
  • GB451007A - Improvements in thermostatic flue regulators : en
  • US2048994A - Spool or bobbin : en
  • AU2488735A - Toy building outfit consisting ofa number of units of cardboard orthe like tobe placed together soas to form toy houses : en
  • CH185473A - A device having a stop to limit the gripper movements on automatic lathes. : de en
  • US2049101A - Machine for assembling ophthalmic mountings : en
  • CA359404A - Boiler feed pump apparatus : en fr
  • CH185418A - Process for the preparation of a water-insoluble dye. : de en
  • DE633439C - Circuit for regulating the speed of electric motors : de en
  • SU47768A1 - Apparatus for the regeneration of oils : en ru
  • SU47894A1 - Method and device for processing perpetual feathers for automatic pens : en ru
  • US2049370A - Electrical insulation material : en
  • US2049078A - Fluid transmission : en
  • US2048972A - Adjustable self-aligning bearing : en
  • DE633548C - Fairing hood for air-cooled radial engines : de en
  • US2048711A - Control system for air conditioning apparatus : en
  • US2048757A - Guide saddle for rock drills : en
  • CA359503A - Electrical clock indicator : en fr
  • GB451060A - Improvements in electric conductors : en
  • AU2513835A - Improvement in tag marking machine : en
  • CA359420A - Rotary valve : en fr
  • FR801108A - Improvements to freezer plates : en fr
  • CH185474A - Wood planer. : de en
  • FR801102A - Chamber or retort furnace for the production of gas and coke : en fr
  • FR801255A - Process for preparing amino alcohols of quaternary aromatic-aliphatic ammonium bases : en fr
  • FR801262A - Device for receiving a slow clocked signal : en fr
  • GB451197A - Filter paper for filtering apparatus in cup form : en
  • CA359458A - Stocking protector : en fr
  • CA359504A - Alarm clock : en fr
  • CH185542A - Display device on a switching device for traffic light signals. : de en
  • CA359410A - Chemical reaction temperature control : en fr
  • CA359523A - Medicated pad assembly : en fr
  • CH185575A - Process for the preparation of an aryldiazonium salt. : de en
  • SU47884A1 - Ratchet gear : en ru
  • GB450853A - Improvements in foundation garments : en
  • DE633344C - Process for the preparation of diacyldiaminodiphenylselenides : de en
  • FR801274A - Method for showing objects or scenes concealed by fog : en fr
  • US2048731A - Method of developing oil fields : en
  • US2048874A - Feed regulating device for sewing machines : en
  • US2048996A - Twister spool or bobbin : en
  • US2048699A - Closure for bottles and other containers : en
  • US2049344A - Bucket glide : en
  • SU47657A1 - Device for raising and lowering the cage used to secure the cleaning space : en ru
  • US2048950A - Aircraft lift rotor and rotor pack : en
  • CA359480A - Two-wheeled vehicle : en fr
  • US2049263A - Structural element : en
  • GB450905A - Swinging buck press : en
  • US2048837A - Shoe flexing device : en
  • GB451047A - Method and apparatus for vaporizing sulphur, naphthalene and other solid fumigants : en
  • FR801150A - Game device : en fr
  • DE633528C - Device for testing motor vehicle brakes : de en
  • SU47664A1 - Apparatus for decoction, dyeing and the like fabric processing : en ru
  • FR801295A - Cable end for catches, goosenecks or the like : en fr
  • GB450991A - Improvements relating to electric water heaters : en
  • ES142021A1 - A telegraphic printer receiver. : en es
  • FR801272A - Improvements to copper-based alloys : en fr
  • US2049211A - Vacuum pump : en
  • US2048797A - Soap : en
  • US2049133A - Vibration damper : en
  • USD100553S - Design fob a coffee maker : en
  • FR801068A - Improvements in methods and devices for tuning broadcasting apparatus incorporating a shortwave operating range : en fr
  • GB451212A - Electric starting installations for internal combustion engines : en
  • US2048820A - Process for the continuous mutual reaction of two liquids of different specific gravities on the counter-current principle : en
  • US2048939A - Lighted mirror : en
  • US2049340A - Drain : en
  • US2048794A - Shoe stretcher : en
  • CA359435A - Printing mechanism : en fr
  • US2048771A - Hydraulic transmission : en
  • US2049149A - Switch : en
  • US2048989A - Measuring instrument : en
  • FR801301A - Apparatus for making broth : en fr
  • GB450896A - Improvements in or relating to metallic closures for bottles and like receptacles and methods of making the same : en
  • CH185407A - Fitting element on shoes, in particular soccer shoes. : de en
  • SU47887A1 - The method of etching ferrous or non-ferrous metals : en ru
  • SU47816A1 - Method of making pressing masses : en ru
  • US2049128A - Piepan holder : en
  • US2048913A - Continuous mixer : en
  • US2048978A - Steering mechanism for vehicles, etc. : en
  • CH185563A - Lid attachment to food cans. : de en
  • CH185608A - Process for the preparation of a polyammonium compound. : de en
  • GB451096A - Improvements in and relating to automatic single spindle turret lathes : en
  • IE14116L - Pneumatic tyre covers : en
  • ES4845U - An article of knitted fabric (Machine-translation by Google Translate, not legally binding) : en es
  • CH185423A - Fragrance mixture. : de en
  • FR801205A - Prophylactic disgorger for fountains, standpipes, pumps, etc. : en fr
  • DE633579C - Fitting for sliding glass doors of shop and display cabinets : de en
  • FR801134A - Massage device : en fr
  • SU47706A1 - Method of circulating in ice-free installations of the Frigator type : en ru
  • SU47908A1 - Ship vane engine : en ru
  • CH185504A - Device on electric motors working in a liquid. : de en
  • FR801200A - Process for extracting glycerin from beet vinasses : en fr
  • DE633597C - Self-connection telephone : de en
  • ES4228Y - Support for packaged or free fuels. : en es
  • BE416211A - Herbicide enhancements : en fr
  • ES4334Y - Separation ring for vehicle wheels. : en es
  • DE633581C - Door closer with friction brake : de en
  • GB451339A - A valve for controlling the flow of fluids : en
  • DE633418C - Process to increase the gas yield in chamber furnaces : de en
  • ES141974A1 - Improvements in planographic plates of aluminum sheet. : en es
  • FR801246A - Carrying device and coin counter : en fr
  • CH185592A - Process for the production of a vat dye of the anthraquinone acridone series. : de en
  • ES4354Y - Rotating telephone index : en es
  • FR801070A - Improvements to automatic oscillator frequency control systems : en fr
  • GB450897A - Locking means to prevent unauthorized use of cycles and motor cycles : en
  • GB451222A - Improvements in boxes, tins and like containers : en
  • US2048838A - Process of producing vinylacetylene : en
  • FR801145A - Improvements to discharge tubes : en fr
  • GB451131A - Improvements in or relating to reflectors for attachment to the rear of cycles : en
  • GB451247A - Improvements in the manufacture of laminated safety glass : en
  • DE633567C - The flagpole holder is adjustable in height and can be attached to a wall : de en
  • ES140951A3 - Procedure for the manufacture of seamless tubes using roller gauges. : en es
  • ES141509A1 - A metallic armor for the construction of vehicle bodies. : en es
  • FR801226A - Flying machine with rotating wings having a conical trajectory : en fr
  • SU47785A1 - Adaptation to the x-ray tripod for obtaining volume copies of the heart, stomach to some other organs. : en ru
  • GB451058A - Improvements in or connected with advertising or display devices : en
  • US2048949A - Volume measuring device : en
  • US2048734A - Method of draw-casting metal tubes : en
  • US2049027A - Debutanization of naphtha : en
  • CH185411A - Process for the production of adsorbents. : de en
  • CA359485A - Payment coupon book : en fr
  • SU47893A1 - Pipe bending punch : en ru
  • US2048929A - Electric vacuum culinary appliance : en
  • US2049406A - Centralized traffic controlling system for railroads : en
  • GB451158A - Improvements in or relating to transmission gearing for vehicles : en
  • SU47675A1 - A method of making peat belt plates for insulating pipes : en ru
  • AU2541735A - Improvements in or relating to electric power converting apparatus : en
  • ES141989A1 - Device for automatically producing locomotives acoustic signals at certain points of their routes. : en es
  • SU47850A1 - Device for registering crews and cargoes passing on dirt roads : en ru
  • US2049313A - Latchable cover structure : en
  • US2048932A - Coating for concrete : en
  • USD100596S - Design fob a i : en
  • US2048967A - Cement improver and method : en
  • US2049140A - Display cabinet : en
  • CH185530A - Process for the production of a scattering powder. : de en
  • SU47849A1 - A device for comparing the work expended when running different bikes on a certain section of the path : en ru
  • SU47934A1 - Device for loading monorail rail cars : en ru
  • US2048843A - Valve insides : en
  • FR801107A - Apparatus for hardening the surface of chevron gear wheels by means of the torch : en fr
  • ES141604A1 - Vertical oven for distillation at low temperature. : en es
  • GB451171A - Improvements in or relating to the manufacture of pen knife blades from steel strip : en
  • FR801173A - Complementary filling device for an auxiliary vessel from a lower liquid reservoir : en fr
  • GB450983A - Improvements relating to prepayment meters : en
  • FR801227A - Electromagnet device particularly suitable for electric motors : en fr
  • GB451017A - Improvements in scent and like sprays : en
  • GB451157A - Improvements in and relating to electrically operated turning lathes : en
  • ES4459U - One-piece rubber shoes for children. (Machine-translation by Google Translate, not legally binding) : en es
  • ES142157A1 - A process for separating salts, especially potassium. : en es
  • CA359475A - Braces or suspenders : en fr
  • DE633638C - Device for checking internal dimensions : de en
  • FR801146A - Cathodes for discharge tubes : en fr
  • GB451055A - Improvements in or relating to machines for game playing : en
  • GB451090A - A process for the continuous extraction of aluminium oxide from bauxite : en
  • CA359464A - Hydrocarbon oil wax removing method : en fr
  • GB450880A - Improvements in measuring elastic properties of materials : en
  • GB451189A - Improvements in or relating to conveyor mechanism : en
  • USD100593S - Design fob a cravat holder : en
  • US2048945A - Movable automobile front bumper : en
  • US2049258A - Stranding machine : en
  • DE633500C - Fitting for mountain sports shoes to be attached to the edge of the sole : de en
  • ES142005A1 - A device for fastening to its supports corrugated sheets of cement and asbestos slate or the like. : en es
  • GR5949B - TWO-WHEEL CARRIER. : el en
  • US2049015A - Value printing machine : en
  • US2049055A - Method for preparing improved soaps and products thereof : en
  • US2048845A - Door hanger structure : en
  • DE633639C - Adding machine : de en
  • GB451190A - An improved method of preparing duplicate copies of originals : en
  • US2048762A - Oarlock : en
  • US2049099A - Ultraviolet radiation apparatus : en
  • US2048763A - Self-lubricating universal bearing : en
  • US2048907A - Outboard bearing bracket for thresher cylinder shafts : en
  • ES142075A1 - Procedure for obtaining protective oxide coatings on aluminum and its alloys with the aid of ozomolytic or ozowolframic acids simultaneously using polybasic organic oxacids. : en es
  • GB450838A - Improvements in and relating to stands for display purposes : en
  • GB450890A - Improvements in shaving mugs : en
  • GB450993A - Improvements in latches : en
  • GB451003A - Improvements in detachable fenders for ships' boats : en
  • CH185389A - Pull-out table. : de en
  • CH185561A - Heterogeneous wall. : en fr
  • FR801324A - New type of bar for fireplaces or ovens and mode of use of this bar : en fr
  • US2049068A - Oil and gas separator : en
  • SU47692A1 - Method for producing alkaloids p and pilocarpine : en ru
  • SU47760A1 - The method of obtaining vat dyes d Yes : en ru
  • SU47962A1 - Electron-optical system : en ru
  • CA359382A - Light effect producing apparatus : en fr
  • CH185471A - Device for the production of pipes with longitudinal seam. : de en
  • GB451084A - Improvements in and relating to tobacco pipes, cigar or cigarette holders : en
  • AU2358735A - Improvements in and relating togas stoves : en
  • US2049356A - Mechanism for controlling loom stop motions : en
  • SU47741A1 - Method for reducing the likelihood of reverse ignition in rectifiers : en ru
  • SU47716A1 - The way to prevent burning railway axle boxes : en ru
  • US2048968A - Sanitary insert for basins : en
  • US2049147A - Coupling system : en
  • SU47960A1 - Bearing with drip lubrication : en ru
  • DE633546C - Process for the production of artificial wood from vegetable material : de en
  • GB451251A - Improvements in or relating to centrifugal separator : en
  • DE633590C - Piston with sealing sleeve for hydraulic devices of all kinds : de en
  • GB451009A - Improved printing surfaces : en
  • CH185524A - Electric lamp. : de en
  • SU47777A1 - Instrument for examining the muscular system of the eyes and the depth of vision : en ru
  • US2048735A - Push and pull bar for doors : en
  • US2048852A - Clean-out device : en
  • US2048910A - Automobile heater : en
  • US2049031A - Locking device for full fashioned knitting machines : en
  • US2049303A - Ruler : en
  • US2049080A - Cooking top cover : en
  • SU47825A1 - Machine for measuring skin area and thickness : en ru
  • US2049388A - Electromechanical power plant for locomotive vehicles : en
  • US2048891A - Spark plug : en
  • US2049130A - Spark plug : en
  • SU47696A1 - The method of phenol condensation with acetaldehyde : en ru
  • DE633570C - Hydraulic drive device : de en
  • DE633602C - Adjustable device for connecting the conveyor basket with the conveyor rope : de en
  • GB450994A - Improvements in and relating to clamps or cappings for winding ropes for miners' cages : en
  • FR801312A - Process of agglomeration of coals : en fr
  • DE633595C - Process for the preparation of condensation products of cyclopentanones with aldehydes : de en
  • FR801099A - Combined game of skill and chance : en fr
  • FR801140A - Mechanical toy : en fr
  • GB451227A - Improvements in or relating to high frequency and like carrier signalling systems : en
  • FR801286A - Air classification device : en fr
  • GB451107A - Improvements in or relating to apparatus for the pressure treatment of stockings : en
  • DE633633C - Vacuum cleaner mouthpiece : de en
  • DK51929C - Rent for Propeller Pumps, especially for Heating systems. : da en
  • SU47763A1 - The method of manufacture of the composition for wiping dies from win : en ru
  • SU47929A1 - Apparatus for making hollow anchor blocks : en ru
  • ES3909Y - Mixed rubber sole and other materials for footwear. : en es
  • DE633421C - Process for the production of high molecular weight tanning agents : de en
  • FR801093A - Improvements to sofas convertible into beds : en fr
  • US2048963A - Parachute : en
  • FR801086A - Knife or similar object whose handle allows the blade to be interchangeable : en fr
  • GB451125A - Improvements in and relating to engine starting or turning gear : en
  • SU47982A1 - Transmission for multi-axle vehicles : en ru
  • US2049384A - System for television and sound : en
  • FR801095A - Installation for automatic stopping of electric locomotives : en fr
  • SU47841A1 - An instrument for determining the viscosity of a fluid : en ru
  • SU47964A1 - Magnetron device : en ru
  • US2049243A - Production of sulphuric acid from high oil acid sludges : en
  • GB450942A - Fittings for use in connection with lavatory seats and the like : en
  • GB451156A - Improvements in pistons : en
  • SU47855A1 - Apparatus for wetting and mixing the grain, for example, during rovization : en ru
  • CA359436A - Lower boiling hydrocarbon production : en fr
  • SU47737A1 - Underground cable laying machine : en ru
  • SU47677A1 - Method for inorganic dehydration : en ru
  • FR801076A - Improvements to cement-based plasters or coatings : en fr
  • GB451013A - Process for the treatment of zinc muds or sludges : en
  • GB450985A - Improvements in or relating to devices for heating liquids, and heating, and detecting, the rate of flow of gas : en
  • GB451151A - Improvements in or relating to feeding cylindrical objects : en
  • SU47898A1 - A trap for trapping fiber and fillers from waste paper sacks. : en ru
  • DE633517C - Emulsifiers, wetting agents and solvents : de en
  • US2049239A - System for dispensing and metering volatile liquids : en
  • SU47939A1 - Concreting method of foundation slabs of massive structures erected on weak soils : en ru
  • FR801110A - Device for therapeutic use : en fr
  • GB450882A - Improvements in or relating to electrically-heated hot-plates and utensils : en
  • GB451093A - Improvements in liquid seals for relatively rotating bodies : en
  • SU47702A1 - Turbokotel : en ru
  • US2048686A - Molding process : en
  • CH185606A - Process for producing an azo compound. : de en
  • GB451099A - Improvements in and relating to electric motors : en
  • FR801182A - Improvements to geography maps and similar objects : en fr
  • GB451191A - Chair for doctors, dentists, hairdressers and the like : en
  • CH185478A - Plywood board. : de en
  • CH185579A - Process for the preparation of an aryldiazonium salt. : de en
  • CA359374A - Bearing for machine elements : en fr
  • ES142060A1 - A machine with its accessories for the formation of tubular bodies. : en es
  • CH185405A - Device to protect the head against rain, especially for cyclists, tourists, etc. : de en
  • DE633506C - Coupling for driving brick presses with a turntable moving in stages : de en
  • US2048999A - Meat holding device : en
  • US2048781A - Antioxidants : en
  • US2049035A - Process of and means for treating hair : en
  • SU47671A1 - Charcoal kiln direct heating : en ru
  • GB451057A - Improvements in or relating to circular knitting machines : en
  • AU2353135A - Improvements relating to airconditioning apparatus, particularly for use on railway vehicles : en
  • FR801284A - Switch with several breaks : en fr
  • GB451250A - Improvements in or relating to apparatus for heating or drying plates and like receptacles : en
  • GB451142A - Connector for taps, pipes and the like : en
  • US2048754A - Web processing machine : en
  • US2049369A - Lockstitch sewing machine : en
  • USRE20050E - Automatic splicing device : en
  • DE620871C - Theft alarm device : de en
  • FR801192A - Improvements to wave collectors for radio signal reception stations : en fr
  • DE633513C - Motor vehicle with twin wheels for optional driving on roads and terrain : de en
  • FR801051A - Process for the preparation and development of durable layers sensitized with heavy metal salts, particularly on photocopy papers : en fr
  • SU47728A1 - Method of making micalex : en ru
  • US2048919A - Tie holder and press : en
  • US2048986A - Conversion and coking of hydrocarbon oils : en
  • USD100588S - Design for a toilet accessory : en
  • US2049278A - Building construction : en
  • SU47842A1 - Method and apparatus for determining the quality of refined sugar, for example, extruded : en ru
  • SU47913A1 - Method of editing abrasive wheels : en ru
  • US2048721A - Container and method of forming the same : en
  • US2049048A - Shoe press : en
  • BE415829A - Rotating toothbrush : en fr
  • US2049260A - Pyrometer : en
  • US2049280A - Game : en
  • GB451022A - Improvements in vibration insulating joints or mountings : en
  • GB451035A - Improvements in decorated glass and the method of manufacturing the same : en
  • GB451149A - Improvements in or relating to magnetron tubes and arrangements incorporating the same : en
  • IE14450L - Pneumatic tyre tubes : en
  • US2049232A - Device for indicating magnetic directions : en
  • CA359491A - Film claw : en fr
  • US2048736A - Lubricant pump structure : en
  • US2049348A - Commutating type dynamo-electric machine : en
  • FR801189A - Apparatus for spinning artificial schappe or other textile fibers : en fr
  • ES4182Y - A burner for liquid fuels especially for gas-oil : en es
  • US2048817A - Manufacture of heat insulating tubes : en
  • US2049029A - Frame assembly for mirrors and the like : en
  • US2048800A - Reflecting sign : en
  • GB450961A - Refractories : en
  • DE633552C - Pressure reducing valve, especially for breathing apparatus : de en
  • SU47790A1 - Chain conveyor for double-sided heating machine : en ru
  • SU47800A1 - Machine for cleaning old brick from mortar : en ru
  • DE633509C - Contact wire clamp : de en
  • FR801153A - Emulsifying device for supplying explosion engines with heavy hydrocarbons : en fr
  • GB451188A - Improvements relating to buckles : en
  • DE633386C - Circuit arrangement for alarm systems : de en
  • FR801120A - Hot water central heating installation : en fr
  • FR801203A - Method for manufacturing shaped objects and objects obtained by means of said method : en fr
  • US2048847A - Liquid spray device : en
  • US2049244A - Test plug for oil cracking stills : en
  • US2049375A - Automatic steering control : en
  • CH185551A - Bodywork for a vehicle such as an automobile. : en fr
  • DE633632C - Process for the purification of inhalation smoke of inorganic halides : de en
  • SU47920A1 - Cottonin Carding Machine : en ru
  • US2049399A - Signaling system for railroads : en
  • SU47749A1 - Method for measuring short periods of time : en ru
  • SU47807A1 - Wood raft wedges machine : en ru
  • FR801186A - Device for fixing electric or other wires to any support and its application to socket outlets for electric lamps : en fr
  • US2048895A - Composite commodity wrapper and method of constructing same : en
  • GB450943A - Improvements in or relating to valves for controlling the operation of hydraulic machines : en
  • GB450928A - Improvements in teeth cleaning appliances : en
  • GB450977A - Improvements in or relating to fluid-tight rotating couplings : en
  • GB451841A - Improvements relating to wireless control systems for dirigible craft : en
  • USD100539S - Design fob a portable building : en
  • DE633468C - Designation mark for insulated electrical lines : de en
  • GB451045A - Piston-rings : en
  • DE633543C - Complete circuit breaker : de en
  • DE633556C - Toothbrush : de en
  • GB451059A - Improvements in reservoir marking instruments : en
  • DE633629C - Optical direction indicator for vehicles, especially for trams : de en
  • SU47853A1 - Device for counting trolleys : en ru
  • SU47975A1 - Variable capacitor : en ru
  • GB450904A - Improvements in or relating to holders for carbon electrodes of electric arc lamps : en
  • GB451180A - Improvements in the removal of phenols from waste aqueous liqours : en
  • US2049111A - Automatic lock for steering devices : en
  • US2049041A - Motion picture camera : en
  • SU47814A1 - Method of using waste galalita : en ru
  • SU47682A1 - Contact apparatus for the oxidation of sulfur dioxide : en ru
  • US2048742A - Receiving set control system : en
  • US2049227A - Shoe : en
  • SU47817A1 - The method of preparation of artificial phenol-formaldehyde resins : en ru
  • DE633575C - Stopper puller : de en
  • SU47835A1 - Training device for driving bolt nuts : en ru
  • US2048948A - Helical feed device : en
  • USD100590S - Design for a socket support for : en
  • FR801156A - Optical device for headlamps of automobiles and motorcycles, or other similar vehicles : en fr
  • SU47813A1 - The method of regeneration of rubber : en ru
  • SU47826A1 - Device in an exhaust fan for spraying water into the combustion products removed by it : en ru
  • SU47940A1 - Prefabricated reinforced concrete foundation : en ru
  • SU47967A1 - Reflex radio : en ru
  • ES142150A1 - IMPROVEMENTS IN ARC DISCHARGE DEVICES. : en es
  • US2049365A - Glass washer : en
  • FR801322A - Infant Faux Diaper : en fr
  • US2049157A - Die and method of making the same : en
  • DK51942C - Overlay receiver. : da en
  • US2049103A - Change speed : en
  • USD100577S - Design for a bowl or similar article : en
  • DE633433C - Device for treating liquids with gases : de en
  • GB451019A - Radio direction finding systems : en
  • CH185505A - Electric synchronous motor for several voltages. : de en
  • CH185431A - Method and device for the treatment of zipper links in electrolytic baths. : de en
  • US2048801A - Rotary offset press : en
  • USD100583S - Design for a cap for collapsible : en
  • DE633477C - Connection piece for pit fittings : de en
  • ES142181A1 - A tarry-bituminous boiler. : en es
  • CH185442A - Process for making multicolor photographs. : de en
  • FR801167A - Natural silk matting process : en fr
  • CA359468A - Circuit breaker : en fr
  • AU2413835A - Improvements in means for adjusting trouser and like waistbands : en
  • US2048871A - Gas filter : en
  • CA359376A - Rectal instrument : en fr
  • US2048755A - Flush tank float : en
  • US2049323A - Washing glove or mitten : en
  • US2049331A - Dispensing device : en
  • CH185427A - Manufacturing process for sheets, bands, etc. transparent for packaging and other applications. : en fr
  • DE633453C - Sound reproduction device : de en
  • SU47779A1 - Device for producing erythrocyte sedimentation reaction : en ru
  • US2048749A - Steaming oven : en
  • US2048746A - Separator : en
  • ES142078A1 - A procedure with your device to burn all kinds of solid fuels. : en es
  • US2048790A - Process of producing arylamines of the benzene series : en
  • USRE20047E - Release device fob inflatable : en
  • IE13835L - Cathode ray tubes : en
  • US2048669A - Condenser for steam clothespresses : en
  • DE633623C - Relieved welding socket connection : de en
  • DK51943C - Electrode Support for Discharge Tubes. : da en
  • GB451038A - Improvements in or relating to railway signal or like oil-burning lamps : en
  • US2048998A - Means for rectifying electric current : en
  • CA359528A - Medical pad card : en fr
  • CH185557A - Device for initiating a switching process. : de en
  • DE633566C - Device for even heating and cooling of glass objects : de en
  • FR801329A - Valve seat for combustion engines and alloy for its manufacture : en fr
  • GB450969A - Process for the production of valuable organic compounds and in particular liquid hydrocarbons by treatment of carbonaceous materials with hydrogenating gases : en
  • CH185463A - Device for assembling parts of watches, instruments, machines, etc. : en fr
  • DE633580C - Sliding door storage : de en
  • FR801315A - Instrument for soaping the beard with automatic water and soap dispenser : en fr
  • SU47789A1 - Device for administering drugs into the body cavity : en ru
  • US2049124A - Match and tee package : en
  • SU47708A1 - Shiber for shaft furnaces : en ru
  • SU47932A1 - Method of making refractories : en ru
  • FR801259A - Mounting system for the protection of devices and devices in railway safety installations : en fr
  • GB451105A - Rear supporting and driving means for motor-vehicles : en
  • AU302836A - Frequency reduction by current distribution : en
  • SU47830A1 - Method and device for dividing dial gauges : en ru
  • SU47974A1 - Radio reception device : en ru
  • ES142134A1 - Device to avoid the glare produced by the headlights of cars. : en es
  • GB450907A - An improved drying or airing rack : en
  • GB451499A - Improvements in metal railway chairs and sleepers : en
  • FR801244A - Adjustment facility : en fr
  • ES142046A1 - An improvement in the continuous equipment of fats and oils. : en es
  • FR801305A - Process for preparing sulfonethylamines : en fr
  • US2049039A - Carrying case for electric amplifiers or the like : en
  • CA359421A - Refrigerator : en fr
  • GB451123A - Process for the manufacture of intermediate products for dyestuffs : en
  • SU47845A1 - An up-to-date descriptive geometry study guide. : en ru
  • US2049231A - Collapsible display device : en
  • USD100595S - Design for a lace : en
  • USRE20051E - Liquid and gas separation : en
  • GB451081A - Manufacture of arsenic compounds of the napthoquinone series : en
  • AU2358335A - A method of, and apparatus for, performing the moulding operation inthe production ofa shoe upper : en
  • CA359484A - Knot tyer : en fr
  • AU2352435A - Improvements in or relating to high frequency inductors : en
  • CH185578A - Process for the preparation of an aryldiazonium salt. : de en
  • US2049343A - Bearing and the like : en
  • US2048915A - Projector for surface projectiles : en
  • US2049382A - Pressure regulator : en
  • CH185395A - Hand-operated spinner. : de en
  • CA359501A - Container display means : en fr
  • DE620492C - Process for the production of ammonium sulphate : de en
  • US2049169A - Sheet mounting mechanism : en
  • AU103475B2 - Frequency reduction by current distribution : en
  • US2048739A - Power supply circuit : en
  • AU2360435A - Improvements in systems forthe automatic control of winders and like installations : en
  • DE633516C - Device for driving through loose bulk masses : de en
  • US2048765A - Paper throw-out device : en
  • US2049012A - Apparatus for the production of etched copper printing cylinders : en
  • US2049187A - Apparatus for making wire fabric seams : en
  • AU2356035A - Improvements in or relating to television apparatus : en
  • CA359399A - Mineral separator : en fr
  • CA359474A - Anaesthetic combination : en fr
  • CA359509A - Automobile transportation : en fr
  • GB450879A - Improvements in and relating to cleaning brushes for underwater use : en
  • FR801336A - Elastic support : en fr
  • GB451240A - Improved method of dyeing union goods containing cellulose ethers or esters : en
  • CH185409A - Process for preparing a fermented drink. : en fr
  • GB451100A - The manufacture of disazo dyestuffs : en
  • CA359451A - Washboard rubbing element : en fr
  • CH185487A - Liquid fuel lighter. : en fr
  • CA359380A - Racket bow caul : en fr
  • CH185391A - Shower equipment. : de en
  • SU47761A1 - Method for producing indanthrene green : en ru
  • SU47802A1 - The method of putting glass in frames : en ru
  • DE633573C - Mouthpiece for wine lifter or the like. : de en
  • DE633612C - Self-closing valve with slowed closing movement : de en
  • ES142140A1 - A method of manufacturing yarns of elastic or stretchable materials, such as glass and the like. : en es
  • ES4326Y - Visible file book. : en es
  • US2048805A - Corset fastener : en
  • DE633457C - Double acting paddle slide motor : de en
  • US2048841A - Stereotype blanket : en
  • US2048862A - Fender accessory : en
  • FR801204A - Protective goggles against the sun or bright lights : en fr
  • GB451063A - Improvements in or relating to golf club grips : en
  • DE633505C - Vehicle toy with spring mechanism drive and automatic steering in the form of an automobile : de en
  • US2048863A - Condensing zinc vapor : en
  • FR801055A - Process and installation for the heat treatment under pressure of coal suspensions in oils : en fr
  • SU47712A1 - Machine for applying a waterproofing layer in a tunnel : en ru
  • GB451036A - Improvements in and relating to cans, cartons and like containers : en
  • DE633427C - Process for rendering naphthalene harmless in distillation gases : de en
  • FR801258A - Tennis racket training : en fr
  • IE14203L - Wrapping cakes in oil presses. : en
  • CA359383A - Power unit for vehicles : en fr
  • DE633520C - Device for power transmission on a movable contact pin located between two parallel power supply rails and guided on them : de en
  • GB450886A - Improvements relating to dobbies of looms for weaving : en
  • DE633405C - Method for measuring the amount of liquid in a container : de en
  • GB450915A - Improvements in methods and apparatus for reeling wet rayon : en
  • US2049000A - Manufacture of asphalt and lubricating oils : en
  • DE556916C - Longitudinal ball bearings : de en
  • FR801306A - Azo dyes and their production process : en fr
  • GB450990A - Control of lifting electro magnets : en
  • GB451042A - Wireless reception of television transmissions, which are synchronised by signals differentiated by amplitude : en
  • FR801100A - Device for placing suction cups : en fr
  • FR801271A - Improvements to articles made from copper or copper-based alloys and intended to be subjected to the action of steam or hot water : en fr
  • FR801144A - Watchmaking device with geographical coordinates : en fr
  • ES4156Y - Cap or screw adaptable to all kinds of bottles and other containers : en es
  • FR801081A - Process for improving fibrous materials into regenerated cellulose or cellulose derivatives : en fr
  • GB450964A - Improvements in or relating to film magazines for cinematographic cameras : en
  • FR801114A - Combination roller system for milling machine : en fr
  • FR801187A - Improvements to telescopic hydraulic shock absorbers : en fr
  • GB450906A - Improvements in lead-packed couplings for pipe lines : en
  • GB451046A - Improvements in or relating to brassieres or similar ladies' garments for supporting the bust : en
  • GB451041A - An indicator for locating punctures in pneumatic or gas tubes : en
  • GB451070A - Improvements in overhead sliding doors : en
  • GB451186A - Improvements in or relating to advertising devices : en
  • SU47715A1 - Locking mechanism for car unloading hatches : en ru
  • DE633295C - Circuit arrangement for telephone systems with connection points of different classes : de en
  • CH185525A - Electric hand lamp. : de en
  • AU2515735A - Improvements in and relating to shoes andthe lacing thereof : en
  • CA359407A - Washing apparatus : en fr
  • CH185546A - Vehicle with central platform capable of being moved vertically. : en fr
  • DE633536C - Facility for target practice on airplanes : de en
  • FR801290A - Mechanism for transforming a reciprocating rectilinear motion into a continuous rotary motion : en fr
  • ES142010A1 - Automatic electrical project. : en es
  • FR801206A - Shutter for concrete or similar pumps : en fr
  • CA359387A - Hydrodynamic gear : en fr
  • SU47797A1 - The device temperature of the seam in reinforced concrete beams, frames and similar structures : en ru
  • US2049347A - Shoe : en
  • FR801164A - Starter : en fr
  • GB450984A - Improvements in and relating to joints for securing tubes to plates or to tubes : en
  • AU5427965A - Extreme pressure lubricant and method for making the same : en
  • US2048680A - Thermocouple shield : en
  • US2048714A - Paste holder and dispenser : en
  • US2049006A - Airplane having variable lifting surfaces : en
  • SU47681A1 - The method of obtaining sulfuric acid andihydride from sulfates : en ru
  • US2049072A - Lubricants : en
  • FR801077A - Method and device for air conditioning : en fr
  • CH185373A - Device for growing plants from seeds. : de en
  • AU2270035A - Double acting jaw crusher : en
  • USD100540S - Design fob a chair : en
  • AU2531335A - Apparatus for tempering glass sheets or plates : en
  • CH185495A - Automatic device for stopping elevators and conveyor baskets precisely. : de en
  • SU47942A1 - Thrust Jack for Excavator : en ru
  • FR801202A - Method and device for anchoring propeller blades, in particular made of light metal : en fr
  • GB450888A - Improvements in or relating to temperature indicators : en
  • GB451133A - Improvements in or relating to emergency braking means for electric winders : en
  • CH185441A - Projection device for normal or wide film. : de en
  • US2049202A - Ring rolling mill : en
  • US2049126A - Claw coupling : en
  • FR801249A - Rice powder mixer device : en fr
  • US2048780A - Method of applying protective coloring in the printing of documents representing value : en
  • US2049056A - Hand control wringer : en
  • US2048848A - Electric switch mechanism : en
  • US2049289A - Safety joint : en
  • CA359372A - Brush manufacture : en fr
  • SU47734A1 - Electrical insulator for high mechanical loads : en ru
  • US2048730A - Lubricator : en
  • US2049150A - Fuel burner : en
  • US2049061A - Bath curtain guard : en
  • US2048706A - Method of making alloys : en
  • US2049206A - Method of forming well screens : en
  • DE633475C - Ring or arched track extension from profile iron segments : de en
  • CA359453A - Photogravure printing plate : en fr
  • US2049042A - Framing mechanism for motion picture machines : en
  • US2049225A - Journal box packing : en
  • US2049302A - Protractor : en
  • US2048750A - Grater : en
  • USD100541S - Design for a nail file : en
  • DE633463C - Pot-like container for transporting plants : de en
  • DE633609C - Small tractor : de en
  • FR801212A - Frying machine : en fr
  • FR801335A - Device for drying gloves : en fr
  • ES141982A1 - An ion rectifier valve with discharge vessel made of insulating material and anode arms applied to it. : en es
  • ES142097A1 - Improvements in the construction of circuit coils used in the installations of high frequency circuits. : en es
  • ES142145A1 - New procedure to cap and descap automobiles and similar. : en es
  • DE633461C - Direction indicators, especially for bicycles : de en
  • GB451079A - Improvements in rotary liquid electric rectifiers : en
  • FR801213A - blush stick case : en fr
  • FR801321A - Single-wheel agricultural tractor with age and steerable handles : en fr
  • DE633626C - Notepad consisting of the same sets of leaves : de en
  • FR801332A - Pocket letter scales : en fr
  • GB451088A - Improvements in or relating to electro-plating or electro-deposition processes : en
  • CA359444A - Ferrous alloy : en fr
  • CH185381A - Actuator of toilet flushing devices. : de en
  • FR801349A - Personal protective belt : en fr
  • GB451033A - Improvements in or relating to hydraulically operated machines for surface broaching : en
  • DE633474C - Measuring and trial corset : de en
  • ES141981A1 - A teleindicator device. : en es
  • GB451004A - Improved draw bench grip box : en
  • GB451259A - Improvements in or relating to means for measuring the flow of fluids : en
  • US2048675A - Heating unit : en
  • FR801185A - Food product for animals and mainly for poultry : en fr
  • FR801221A - Bubble level, with device for damping the movements of the bubble : en fr
  • GB451138A - Improvements in or relating to metal stewpans, saucepans and like cooking pans : en
  • DE633446C - Butt joint for twisted concrete reinforcement bars : de en
  • US2049021A - Pigment : en
  • US2049193A - Thermally actuated apparatus : en
  • USD100548S - Design for a piano case : en
  • SU47985A1 - Light click here advertising device : en ru
  • CH185459A - Calculating machine controlled by counting cards. : de en
  • SU47840A1 - Method and apparatus for controlling viscosity of liquids : en ru
  • US2048944A - Game : en
  • USD100603S - Design for an emergency brake : en
  • CA359497A - Carbureter heat control : en fr
  • DE633483C - Process for warming sensitive hot material : de en
  • GB451217A - Improvements in and relating to internal combustion engines : en
  • ES136001A1 - Assembly device for pipes used as elements of metal constructions. : en es
  • US2048823A - Antioxidant : en
  • CH185544A - Assembly consisting of several containers and their closing device. : en fr
  • DE633429C - Machine for the production of hollow bodies, especially bottles, made of paper, etc. : de en
  • FR801276A - Use of the pressure of a liquid as a driving agent for a refrigeration system for this liquid by the process of evaporation-liquefaction of a refrigerant : en fr
  • FR801067A - Enhancements to fixtures for automatic control of receiver bandwidth : en fr
  • GB451412A - Improvements relating to lubricants and to lubrication : en
  • GB450929A - Improvements in or relating to retractable undercarriages for aircraft : en
  • CH185430A - Method for applying a cover layer to an object, in particular to the surface of an electrical device. : de en
  • DE628950C - Pressing device for dough and similar masses : de en
  • ES142083A1 - A superheterodyne receiver. : en es
  • ES142105A1 - Improvements introduced in the so-called security locks. : en es
  • GB451172A - Improvements in tools for the flaring of tubes and the like : en
  • US2048824A - Alloys and method of manufacture : en
  • US2049089A - Iron heating unit : en
  • CA359510A - Automobile transportation : en fr
  • DE633391C - Process for obtaining extracts from solid fuels : de en
  • DE633542C - The use of an iron alloy : de en
  • DE633419C - Process for the production of copper sulfate : de en
  • DE633604C - Reinforced wooden construction panel made of boards lined up flat or similar wooden parts for the production of walls, floors, doors, formwork and furniture : de en
  • GB451223A - Improvements in and relating to wireless and like receivers, and tuning control apparatus for use therewith : en
  • GB451092A - Improvements in or relating to internal combustion engines associated with exhaust gas driven charging blower means : en
  • DE633613C - Automatic valve : de en
  • GB451016A - Improvements in fixings for floorboards of motor cars and the like : en
  • US2048668A - Apparatus for manufacturing metal catalysts : en
  • US2048884A - Valve : en
  • DE633480C - Mixing device for liquids : de en
  • FR801159A - Improvements in war gas protection apparatus and the like : en fr
  • FR801066A - Improvements to time dividing electrical systems and oscillation generators : en fr
  • FR801157A - Welding machine : en fr
  • FR801268A - Photo-electric weighing device for large loads : en fr
  • US2048708A - Electric meter bearing : en
  • FR801053A - Improvements in cameras, and the like : en fr
  • US2049020A - Ring and traveler for spinning and twisting frames : en
  • AU2384635A - Improvements in and relating tothe tempering of glass sheets : en
  • CH185397A - Loading mechanism for rolls in continuous ring looms, draw benches, spindle beds and other similar textile machines. : en fr
  • CH185496A - Device for controlling elevators powered by alternating current. : de en
  • US2048670A - Powder dispenser : en
  • US2049252A - Flexible valve stem : en
  • CA359431A - Air cooled ozonator : en fr
  • FR801088A - Gas connection for automatic firearms : en fr
  • US2048924A - Control : en
  • US2049082A - Cuff-link : en
  • SU47928A1 - Clay processing machine : en ru
  • GB451134A - Improvements in and relating to apparatus for indicating the quantity of liquid in acontainer : en
  • FR801054A - Cigarette case enhancements : en fr
  • US2049065A - Mechanism for regulating transmission speeds : en
  • GB450885A - Improvements relating to arc-suppressing arrangements for alternating current electric switches : en
  • GB451086A - Tape measure : en
  • DE633599C - Process for the preparation of acidic dyes and compounds of the anthrapyrimidine series : de en
  • DE633637C - Protractor : de en
  • ES141861A1 - Improvements in the system of windows with blinds. : en es
  • FR801211A - Protection of cathode ray oscillographs against interference : en fr
  • FR801280A - Improvement in the ignition of gas-heated radiators : en fr
  • DE633614C - Self-acting device for holding the drawbar of trailers for motor vehicles in the height required for coupling : de en
  • US2048707A - Alloy : en
  • US2048909A - Shower door construction : en
  • US2048980A - Loose leaf notebook kit : en
  • FR801236A - Automatic liquid dispenser device : en fr
  • FR801261A - Automatic device realizing the constant pressure of the tires : en fr
  • SU47819A1 - The method of obtaining plastic from waste rubber Ascle-PIAS : en ru
  • DE633585C - Strip of staples produced from a sheet metal strip by forming gaps : de en
  • ES4846U - Toy. (Machine-translation by Google Translate, not legally binding) : en es
  • FR801346A - Improvements to pressurized fluid brake systems : en fr
  • US2049402A - Process for preparing salts of copper : en
  • US2049162A - Apparatus for testing the viscosity of liquids : en
  • SU47691A1 - The method of obtaining 8-aminoquinoline : en ru
  • US2048676A - Heating unit : en
  • FR801111A - Improvements to knitting processes and machines : en fr
  • FR801121A - Process for preparing oxalkyl-alkylene diamines : en fr
  • US2048872A - Means for tuning radio receiving apparatus : en
  • GB451043A - Improvements in and relating to electric vibratory massage apparatus : en
  • FR801176A - Individual protection device against combat gases : en fr
  • FR801263A - High frequency cable : en fr
  • FR801342A - Improvements to non-slip wheels and in particular to agricultural tractor wheels : en fr
  • GB451183A - Manufacture of nitro-dyestuffs : en
  • FR801074A - Antimicrobial protective device for telephone devices or other similar applications : en fr
  • FR801225A - Flying machine with rotating wings having a circular path : en fr
  • SU47959A1 - Elastic connection of separate parts of mine mechanical support without the use of auxiliary connecting parts : en ru
  • FR801154A - Hose Controlled Portable Shear : en fr
  • US2049081A - Alloys : en
  • US2049134A - Method of making bilirubin : en
  • US2049221A - Folding table legs : en
  • US2049318A - Electric circuit interrupter : en
  • DE633495C - Device for inserting and removing piston rings : de en
  • FR801224A - Stackable metal chair : en fr
  • GB451215A - Improvements in electrodes : en
  • GB450995A - Gyrating screens : en
  • SU47690A1 - The method of purification of triphenyl tricresyl phosphate and the like plasticizers : en ru
  • SU47709A1 - Device for balancing the opening part of movable bridges : en ru
  • ES4847U - Improved cork stopper for bottles. (Machine-translation by Google Translate, not legally binding) : en es
  • GB451498A - A welded joint for railway and like rails, girders and the like : en
  • US2049281A - Weighing device : en
  • CA359386A - Tissue sheet dispensing container : en fr
  • CH185399A - Method for inserting the weft, in a single pick, in a needle loom, with continuous weft feed by large fixed spools, and needle loom for implementing this process. : en fr
  • US2049139A - Electrical discharge relay : en
  • CH185494A - Grease distributor device. : en fr
  • US2049097A - Toy : en
  • CH185437A - Paper trolleys with reversible platen for typewriters, calculating machines and similar machines. : de en
  • SU47930A1 - The method of preparation of colored plaster : en ru
  • USD100551S - Design for a pipe cleaning ashtray : en
  • CA359462A - Moistureproofed material : en fr
  • CH185438A - Booking typewriter with plug-in device. : de en
  • AU2573235A - Improvements in or relating to electric incandescent lamps : en
  • CH185476A - Process to make combustible materials flame-proof. : de en
  • CH185503A - Starting procedure for rotor-fed three-phase current shunt commutator motors. : de en
  • GB450933A - Improvements in friction clutches : en
  • US2048882A - Steam boiler for car heaters : en
  • SU47937A1 - Anchoring for balance watches : en ru
  • US2048856A - Teeth separator : en
  • US2049002A - Traffic signal : en
  • CH185577A - Process for the preparation of an aryldiazonium salt. : de en
  • US2048934A - Hair waving apparatus : en
  • CH185502A - Cooker absorber for periodic dry absorption refrigeration machines. : de en
  • US2048885A - Nicotinium salts and process for their production : en
  • US2048997A - Signaling device : en
  • US2049186A - Internal combustion engine : en
  • US2048959A - Power plant mounting for vehicles : en
  • US2049087A - Treatment of cellulose derivatives : en
  • AU2360135A - Improvement in manufacture of cement : en
  • GB451002A - Improvements in or relating to gas and air ports for siemens-martin open hearth furnaces : en
  • CH185527A - Process for the manufacture of a product containing magnesium. : de en
  • US2048799A - Silicon esters of modified polyhydroxy alcohols : en
  • AU2558935A - Improved sand gun for use in cleaning boiler tubes : en
  • CH185516A - Process for the operations of Braunschweig or similar tubes working with electron beams. : de en
  • AU2428435A - Improvements in or relating tothe production of stiffened fabrics and articles of apparel : en
  • CA359465A - Hydrocarbon oil wax removing method : en fr
  • SU47798A1 - Plastering machine : en ru
  • CA359515A - Iron holder : en fr
  • CH185412A - Process for the production of aqueous dispersions of bituminous substances. : de en
  • DE633587C - Axle counting device with a register drum switched on by axis pulses : de en
  • FR801250A - Magnifying dual visibility magnetic closure device operating horizontally : en fr
  • ES141903A1 - Improvements in small coal burners, for use in heating and industrial boilers. : en es
  • GB450893A - Improvements in castors for furniture and the like : en
  • GB451087A - Improvements in chrome tanning : en
  • DE633456C - Rotary piston internal combustion engine : de en
  • DE633563C - Process for the preparation of halogen-containing cow dyes : de en
  • DE633562C - Pull drive for electrical rotary switch, which is attached to the removable cover of the switch of any shape : de en
  • CA359442A - Garment : en fr
  • DE633490C - Suspension device for curtains, drapes or the like. : de en
  • SU47742A1 - String galvanometer : en ru
  • SU47781A1 - Method and device for determining gastric acidity : en ru
  • SU47747A1 - Device for measuring magnitude and phase shift voltage : en ru
  • SU47857A1 - Machine for collecting ears from the soil surface : en ru
  • US2049409A - Cable terminal : en
  • ES3910Y - Mixed heel of rubber and other material for footwear. : en es
  • SU47933A1 - Control lock : en ru
  • ES141141A1 - Procedure to measure the consumption of electrical energy, eliminating fraud and accusing them. : en es
  • FR801180A - Advanced crane : en fr
  • SU47698A1 - The method of obtaining 2-naphthol-sulfonic acid : en ru
  • USD100564S - Design for a bird house : en
  • US2048724A - Shoe lasting device : en
  • DE633618C - Process for briquetting brown coal : de en
  • US2048850A - Wire covering machine : en
  • USD100537S - Design for a chair : en
  • US2048893A - Wire covering machine : en
  • USD100554S - Design for a coffee maker : en
  • US2049001A - Circuit controller : en
  • SU47878A1 - A method of manufacturing drive belts of textile materials : en ru
  • DE633378C - Reversing drive with flywheel converter and a work motor fed by a grid-controlled rectifier : de en
  • US2049371A - Stave joint : en
  • US2049176A - All angle rotary miterer : en
  • US2049174A - Telephone coin collector : en
  • DE633451C - Methods and devices for determining whether a certain volume limit is exceeded in the case of motor vehicle noises : de en
  • CH185528A - Process for the production of treatment compositions for sensitive materials, in particular for living hair, and composition produced by this process. : de en
  • FR801078A - Further training in coal crushing machines : en fr
  • US2048685A - Process of making cellulose esters and the products resulting therefrom : en
  • CA359498A - Abrasive device : en fr
  • CH185489A - Method for mounting the needles or rollers of a needle or roller bearing and device for implementing this method. : en fr
  • CH185587A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • CH185596A - Grinding device. : de en
  • DE633501C - Independent shelter against projectiles and war gases : de en
  • DE633592C - Suspension device for pipes, cables or the like in the mine : de en
  • GB451008A - Improvements in or relating to luminous signs : en
  • US2049400A - Method and machine for metalworking : en
  • US2049229A - Vulcanization of rubber : en
  • FR801133A - Adjustable air propeller : en fr
  • GB451155A - Improvements relating to reflecting oscillographs : en
  • US2049259A - Leakproof bolt : en
  • US2049352A - Staying device for road guards : en
  • AU2412935A - Improvements in or relating to deposited rubber articles andthe manufacture thereof : en
  • US2048807A - Composite rubber sheet : en
  • CH185533A - Process for the production of androsterone acetate. : de en
  • GB450989A - Improvements in sundials : en
  • US2049053A - Wire drawing machine : en
  • BE416172A - : en
  • CA359369A - Garment drier : en fr
  • CH185470A - Rotary propellant device for metal extrusion. : en fr
  • CH185589A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • CH185486A - Ornamentation sheet and method for its formation. : en fr
  • DK51936C - Gasket for sealing between shafts and bearing housings. : da en
  • CA359470A - Ice cream paper cup : en fr
  • US2049028A - Ornamental narrow fabric : en
  • SU47654A1 - Core drill for gas metering wells : en ru
  • ES142008A3 - Bicycle-scooter. : en es
  • GB451198A - Improvements in and relating to electrode feeding apparatus : en
  • ES142001A1 - PROCEDURE FOR THE COLOR DEVELOPMENT OF SILVER HALOGENIDE EMULSIONS. : en es
  • CH185379A - Tile heated by means of electrical resistance heating. : de en
  • US2049113A - Souvenir or message box : en
  • USD100604S - Design for an emergency brake : en
  • DE633408C - Control device for automatic valves of coin gas meters : de en
  • DE633616C - Ship loading system with an island on which the ships to be loaded can anchor : de en
  • CH185576A - Process for the preparation of an aryldiazonium salt. : de en
  • US2048782A - Crystal controlled circuit : en
  • CH185556A - Railway trolleys for motor vehicles. : de en
  • GB450869A - Improvements relating to valves for delivering beer and other liquids : en
  • GB450909A - Improvements in or relating to methods of and apparatus for producing paraffin coated paper : en
  • SU47926A1 - Tobacco leaf stringing machine : en ru
  • US2048825A - Rotary internal combustion engine : en
  • US2048905A - Abrasive article : en
  • CA359449A - Door handle coupling : en fr
  • US2048705A - Jar closure : en
  • US2048770A - Manufacture of stabilized motor fuels : en
  • CA359472A - Jar cap applying apparatus : en fr
  • SU47714A1 - Insulated rail joint : en ru
  • US2049336A - Strainer : en
  • FR801123A - Rotary mixer : en fr
  • FR801237A - Device for indicating the presence of foreign matter in a gas : en fr
  • US2048667A - Barrel : en
  • FR801230A - Flying machine : en fr
  • ES4310Y - Projecting blade cylinder for machines designed to work hides and skins. : en es
  • GB450878A - Improvements in or relating to wind direction indicators for aerodromes : en
  • US2048717A - Collapsible revolving door : en
  • FR801243A - Improvements to pumps : en fr
  • GB451137A - Improvements in or relating to piping for the conveyance of gases or powdered materiaals : en
  • DE633544C - Arrangement for the automatic shutdown of single armature converters : de en
  • ES3653Y - Closure for containers by means of a metallic capsule. : en es
  • DE633512C - Teaching for measuring weld seams : de en
  • ES4851U - New gas tube (Machine-translation by Google Translate, not legally binding) : en es
  • GB450914A - Improvements in skein covers and processes employing the same : en
  • US2048960A - Conveyer : en
  • US2049194A - Insecticide distributor : en
  • CA359377A - Metal-oxygen compound reduction : en fr
  • DE633553C - Switching device for vehicles with tubular frame : de en
  • GB451274A - Improvements in or relating to cinematograph cameras : en
  • FR801300A - Device for agglomeration, under adjustable pressure, of coal fines and other materials : en fr
  • AU2317335A - Improvements in or relating to electrolytic condensers : en
  • CA359518A - Plaster : en fr
  • ES142070A3 - An aerial antenna eliminator apparatus. : en es
  • SU47808A1 - Trolley for feeding logs or logs in sleeper and the like with a circular or band saw : en ru
  • SU47831A1 - A light filter to highlight a beam of parallel rays of a certain direction : en ru
  • SU47891A1 - Adaptation to the machine for closing the cans for bottling : en ru
  • FR801084A - Filter for dust or particles in suspension, in particular for gas masks : en fr
  • USD100559S - Design fob an ashtray or similar : en
  • US2049135A - Method of and means for severing and feeding a web of flexible material : en
  • US2049047A - Drill head : en
  • US2049325A - Circuit protective device : en
  • USD100582S - Design for a game board : en
  • CH185507A - Electrical switch operated by magnetic force. : de en
  • SU47739A1 - Device for automatic shutdown of outgoing feeders at power plants and substations when one of the generators or feed feeders is turned off : en ru
  • SU47986A1 - Double pump for hydraulic press : en ru
  • SU47756A1 - Electric filter : en ru
  • US2048688A - Gear : en
  • US2049164A - Electric discharge device : en
  • US2049274A - Printing press for printing wax carbon spots on sheets of paper : en
  • CH185458A - Detachable articulated connection between the cap and the lower part of an insulating housing for meters, switches and the like. : de en
  • SU47869A1 - Fuel Pump Regulator : en ru
  • US2048719A - Art of fiber liberation and in fibrilized products thereof : en
  • US2049180A - Carburetor for internal combustion engines : en
  • US2049269A - Volumetric testing device : en
  • FR801062A - Synchronous electric motor operating on several voltages : en fr
  • GB451262A - Improvements in or relating to waste pipe traps for sinks, drains and the like : en
  • CA359461A - Internal combustion engine running method : en fr
  • US2048793A - Bias finger fourchetteless glove : en
  • US2048814A - Electrical indicating apparatus : en
  • US2049358A - Production of cuprous cyanide : en
  • CH185562A - Chair with reclining seat. : de en
  • DE633605C - Sheath-like protection device for saw blades of clamping or ironing saws : de en
  • AU2379735A - Improved method of treating oysters to conserve their original flavour when subjected to refrigeration : en
  • AU2581935A - Improvements in exhaust silencers : en
  • BE415861A - : en fr
  • CH185490A - Metallic pipe with welded joint covers and process for obtaining this pipe. : en fr
  • US2049007A - Water-insoluble azo-dyestuffs and fiber dyed therewith : en
  • US2049235A - Apparatus for testing materials by flexure : en
  • GB451119A - Improvements in or relating to joints and couplings for pipes and tubes for the conveyance of corrosive media : en
  • US2048951A - Mattress side and method of making the same : en
  • US2049086A - Cable reel for blasting mines : en
  • US2048844A - Azo dyes and method for their preparation : en
  • USD100547S - Design for a dry cleaning machine : en
  • AU2353035A - Improvements relating tothe end-shields of dynamo-electric machines : en
  • CH185519A - Showcase ceiling with lighting equipment. : de en
  • CH185564A - Device for conveying and simultaneous impregnation respectively. Mixing liquids, in particular non-alcoholic beverages. : de en
  • US2049017A - Oil with grain material to stabilize against oxidation : en
  • CH185480A - Process for the production of hollow bodies. : de en
  • USRE20052E - Communication system : en
  • SU47844A1 - Abacus without NIS : en ru
  • SU47947A1 - A device for automatically stopping a weaving machine when making a border on piece goods : en ru
  • US2048692A - Parking brake for trailers : en
  • US2049361A - Wire or ribbon tightening apparatus : en
  • DE633511C - Phase shifter : de en
  • DK51946C - Gutter-shaped Tool for Removing the Spine and Side Legs of Fish. : da en
  • FR801059A - Improvements to progressive gear changes : en fr
  • GB451249A - Improvements in or relating to hangers for suspending garments in storage : en
  • SU47882A1 - A mechanism for converting continuous rotation into intermittent : en ru
  • US2048758A - Power output tube bias arrangement : en
  • US2048854A - Electrode and method of producing the same : en
  • USD100575S - Design fob a shoe ob similab abticle : en
  • CA359405A - Acid anhydride production : en fr
  • GB451199A - Improvements relating to impermeable coverings for walls, floors, roads or like surfaces : en
  • DK51935C - Radio Receiver or Amplifier, as well as Iron Hydrogen Resistance for Use with the Apparatus. : da en
  • CH185521A - Electric radiation emitter. : de en
  • GB450966A - Improvements in and relating to automatic gramophones and the like : en
  • GB451165A - Improvements in coin freed mechanism more especially designed for use with electricity meters : en
  • US2048760A - Leather shrinking device : en
  • US2049210A - Cushion bumper for vehicles : en
  • DE633610C - Carrier pigeon foot ring : de en
  • GB451109A - Improvements in preselecting mechanism for gear boxes of self-propelled vehicles : en
  • GB451343A - Improvements in machines for the manufacture of glass bottles : en
  • US2048861A - Process of producing refractory bodies : en
  • CH185376A - Large span slab, made up of two elements. : en fr
  • ES141978A1 - A dosing device for crushed or grain solids. : en es
  • FR801072A - Large area electrode manufacturing process : en fr
  • GB450963A - Manufacture of wool-like extensible slivers of artificial thread : en
  • GB451095A - Improvements in and relating to methods of treating hard metal compositions : en
  • US2048957A - Valve for rock drills : en
  • US2048682A - Electric tube welding machine : en
  • BE415900A - : fr
  • CH185514A - Electrolytic capacitor. : de en
  • AU2428635A - Process forthe treatment of solutions of colloidal and crystalloidal nature, andin particular of sweet juices and residual waters : en
  • GB451085A - Improvements in locking screw-threaded members : en
  • US2049276A - Stretcher and guider : en
  • US2049045A - Woodworking machine : en
  • ES142086A3 - A definitive tamper-proof locking device for electric lamps in their bayonet lamp holders. : en es
  • FR801174A - Fluid stream diverter device : en fr
  • ES4343Y - A position indicator for railway cars : en es
  • US2048727A - Carburetor : en
  • US2048741A - Wringer actuating mechanism : en
  • GB451116A - Improvements in the treatment of cellulose fibres : en
  • FR801079A - Light alloy piston for combustion or internal combustion engines : en fr
  • ES140918A1 - Arrangement to produce carrier frequency amplifier. : en es
  • US2048869A - Razor blade sharpener : en
  • GB451349A - Improvements in fuel feeding devices for internal combustion engines : en
  • GB451176A - Improvements relating to direction indicators employed on motor vehicles : en
  • GB451204A - Improved arrangement for generating a saw tooth voltage : en
  • USD100591S - Design for a tire casing : en
  • SU47780A1 - Tripod thermostat with beeper for erythrocyte sedimentation reaction : en ru
  • US2048846A - Artisan tool : en
  • US2049064A - Weather strip : en
  • DE633487C - Device for casting hollow blocks : de en
  • FR801065A - Compressed air handling facility : en fr
  • SU47916A1 - Wadding device for training firing : en ru
  • SU47648A1 - Centrifugal separator : en ru
  • SU47803A1 - Machine for cutting paws on the mining fastening forest : en ru
  • US2048791A - Tomato-juice extractor : en
  • US2049393A - Rocker side bearing : en
  • FR801283A - Improvements in materials used for establishing cores, foundry cores and their manufacturing process : en fr
  • CA359529A - Toy building outfit : en fr
  • DE633554C - Process for the production of artificial stone masses for floor coverings, wall coverings or the like. : de en
  • DK51945C - Method of Making a Crankshaft and Mold for Use in Carrying Out the Method. : da en
  • US2049192A - Steering apparatus : en
  • CA359496A - Pepper, salt, sugar or coffee mill : en fr
  • GB451253A - Improvements in intermittently acting absorption refrigerating apparatus : en
  • US2049142A - Plate straightening machine : en
  • AU2587335A - Method for eliminating offsetting in printing and related arts : en
  • CA359466A - Roughing machine : en fr
  • DE633426C - Laterally protruding and attached to the edge of the base contact piece for electron tubes : de en
  • GB450872A - Improvements in and relating to cam-operated electric switches : en
  • SU47758A1 - Method of making electrodes : en ru
  • US2048813A - Road-repairing machine : en
  • US2048916A - Roller skate : en
  • US2049309A - Fuse carrier : en
  • GB450894A - Improvements in textile fabrics : en
  • IE13943L - Window blinds for road vehicles : en
  • US2049335A - Quick action hydraulic jack : en
  • GB451129A - Improvements in and relating to combination bureaux and buffets and like articles of furniture : en
  • FR801151A - Improved lifting device for windrow machines : en fr
  • FR801129A - Bakery oven : en fr
  • GB451073A - Improvements in and relating to centres in lathes and the like : en
  • GB451166A - Improvements in pistons for internal combustion engines : en
  • GB450874A - Improvements in and relating to shutters in or for x-ray tube installations : en
  • GB450883A - Improvements in or relating to disc-covered wheels fitted with pneumatic types : en
  • SU47727A1 - A method of making insulation products from cellulose regenerated from viscose : en ru
  • GB451120A - Improvements relating to slicing machines : en
  • DE633565C - Body support for x-rays : de en
  • GB451248A - Improvements in and relating to shearing machines : en
  • US2049109A - Aircraft undercarriage : en
  • FR801210A - Improvements to foundry model plates and their production process : en fr
  • US2049084A - Harmonic control means : en
  • DE617637C - Freewheel step brake with brake drum and rocker-like moving brake bodies : de en
  • ES142055A1 - A procedure to produce new friction linings for automobile brakes, clutch discs and similar parts. : en es
  • US2049207A - Esters from halogenated paraffins : en
  • US2049378A - Case for rouge sticks : en
  • FR801162A - Screw tap : en fr
  • GB451147A - Improvements in calendars : en
  • US2048774A - Synthetic resins : en
  • US2048922A - Electrolytic condenser : en
  • US2048703A - Sight mounting : en
  • SU47897A1 - Bonding material for filling the seams and joints of individual abrasive elements of artificial ceramic groundstone stones : en ru
  • SU47953A1 - Continuously operating diffuser : en ru
  • US2049070A - Aerial system : en
  • US2049407A - Base for highway flares : en
  • FR801257A - Electrotherapeutic or electrosurgical process by sustained oscillations at high and very high frequency and device for carrying out this process : en fr
  • SU47903A1 - Aircraft Ski Chassis : en ru
  • AU2426935A - Process forthe production of valuable hydrocarbons from distillable carbonaceous materials, such as coal, tars, mineral oils orthe products obtained by distillation, cracking or destructive hydrogenation of said materials : en
  • US2048832A - Fracture reducing splint : en
  • US2049215A - Wheel : en
  • DE633342C - Tube-like device for the removal of gases and vapors from the interior of the fuel mass of stills : de en
  • DE633444C - Flat lattice mast : de en
  • DE633450C - Method for supply control on a machine using checkweighing : de en
  • US2049096A - Drift and ground speed meter : en
  • US2049310A - Interrupter mounting : en
  • FR801279A - Improvements to combustion engines and more particularly to outboard motors : en fr
  • US2048738A - Detector circuit : en
  • CH185456A - Device for retarding the rate of fire of machine weapons. : de en
  • GB451145A - Improvements in or relating to beacons for air-craft and the like : en
  • DE633415C - Bag holder : de en
  • DE633611C - Adjustable ignition device for internal combustion engines : de en
  • GB451206A - Improvements in or relating to splints for limbs, also applicable as a limb support or cradle : en
  • CA359481A - Soap dispenser : en fr
  • US2048952A - Road scraper : en
  • US2049265A - Sucker rod coupling : en
  • US2049341A - Tool handle fastening : en
  • CH185484A - Set consisting of a screwdriver and a screw that can be held together. : en fr
  • US2049284A - Football game : en
  • US2048982A - Pumping means : en
  • SU47924A1 - A device for stuffing sawdust parts of soft dolls and other toys : en ru
  • US2048695A - Individual medicine glass rack : en
  • DE633422C - Double heart for crossings and crossings : de en
  • CH185462A - Multiple dial clock. : en fr
  • US2048759A - Heat recovery method and means : en
  • US2049152A - Base for tubes, lamps and the like : en
  • FR801327A - Method for limiting power consumption and improving the power factor in electrical distribution networks : en fr
  • SU47946A1 - Wash tap : en ru
  • US2049127A - Claw coupling : en
  • AU2352735A - Improvements in or relating to band filters constituted by capacitatively coupled circuits : en
  • AU2315435A - Improvements in or relating to colour television : en
  • ES4341Y - A chassis holder for photographic plates : en es
  • GB450973A - Improvements in or relating to cathode-ray tubes : en
  • SU47744A1 - Method of calibrating ohmmeters : en ru
  • US2048851A - Method and apparatus fob : en
  • US2049073A - Cable : en
  • SU47663A1 - Tool for straightening nails : en ru
  • CH185607A - Process for the preparation of N1N2-di- (2-methyl-4-aminoquinolyl-6) -N3-diethylmelamine. : de en
  • DE633459C - Pan mill : de en
  • US2048942A - Card dealing device : en
  • USD100586S - Design for a necktie fastener or : en
  • DK51931C - Pastry Sharing Machine. : da en
  • CH185472A - Method and device for the production of metal fittings, in particular of bolt heads and the like., By upsetting. : de en
  • US2048687A - Clinometer for a rifle : en
  • US2048709A - Method of making fastener units : en
  • US2048818A - Process of producing edible fatty esters of synthetic origin : en
  • USD100555S - Design for a finger ring : en
  • GB450913A - Retarding mechanisms for photographic shutters : en
  • GB450988A - Improvements in or relating to apparatus for electrically heating bars and other members : en
  • GB450884A - Method and apparatus for tempering rails : en
  • AU400741B2 - Extreme pressure lubricant and method for making the same : en
  • DE633615C - Bar door lock : de en
  • GB451020A - Device for applying an anti-friction alloy bearing surface to machine parts subjected to friction : en
  • GB451127A - Improvements in machines for cleaning and polishing metal sheets : en
  • DE633452C - Electrodynamic device for the production of sound recordings with displaced zero line : de en
  • US2049359A - Method of purifying silicic acid : en
  • ES142074A1 - A new system of seats for toilets. : en es
  • DE633574C - Stopper for champagne bottles : de en
  • FR801109A - Process for sterilizing liquids containing fermentable materials, in particular waste water from industries treating organic materials : en fr
  • CH185479A - Process for the production of cast molded pieces from masses containing gelatin. : de en
  • CH185518A - Anti-glare and fog light equipment on automobile headlights. : de en
  • ES4237Y - A new trigger gun with elastics : en es
  • FR801289A - Automatic liquid dispenser device : en fr
  • SU47794A1 - The method of heating joints in precast concrete structures : en ru
  • US2049326A - Ophthalmic lens repair device : en
  • USD100572S - Design for a tire : en
  • SU47912A1 - Intestines calibration machine : en ru
  • US2049247A - Method for distillation of odls : en
  • SU47668A1 - Vertical coking oven : en ru
  • US2049038A - Menstrual phase recorder and indicator : en
  • GB451179A - Improvements in or relating to oil filters : en
  • CH185464A - Waterproof watch box. : en fr
  • US2049201A - Invertible storage battery : en
  • US2048690A - Machine for producing gears : en
  • ES142006A1 - A deformable skate for electromagnetic brake on rail. : en es
  • ES141976A2 - IMPROVEMENT INTRODUCED IN THE OBJECT OF MAIN PATENT NUMBER 140576.. : en es
  • GB450974A - Improvements in or relating to ringers adapted for use in telephone sets : en
  • GB450992A - Improvements in and relating to rotary fans : en
  • CH185406A - Shoes, in particular for sports purposes. : de en
  • CH185523A - Electric flashlight. : de en
  • CH185555A - Gearboxes for bicycles. : de en
  • USD100543S - Design for a paperweight or : en
  • FR801096A - Combined optics for recording or showing trichrome films : en fr
  • CH185526A - Accessories for artificial teeth. : de en
  • US2049075A - Punch : en
  • US2048743A - Clothes drying apparatus : en
  • US2049032A - Preparation of phosphoric acid : en
  • US2049181A - Card game board : en
  • CH185559A - Dismountable sailboat. : de en
  • SU47674A1 - The method of manufacture of belt plates : en ru
  • GB450871A - Improvements in or relating to locks : en
  • DE633508C - System for cooling salt solutions through gradual self-evaporation in a vacuum : de en
  • US2048892A - Refrigerator : en
  • DE633521C - Circuit arrangement for eliminating oscillation caused by synchronism on a control frequency to be synchronized and driven by an electric motor : de en
  • FR801233A - Master cylinder, in particular for hydraulic brakes, and brake control device : en fr
  • GB451162A - Improvements in packing materials for use in combination with metal seal caps for bottles and method of producing such packing materials : en
  • SU47699A1 - Retort to get a tar : en ru
  • SU47809A1 - Method and separator for continuous extraction of rubber or gutta-percha from rubber : en ru
  • GB451077A - Improvements in hair curling devices : en
  • CA359392A - Headlight dimmer : en fr
  • ES4252Y - Sharpening case for razors and machines : en es
  • GB451211A - An improved method of and means for feeding packs of sheets to typewriters or the like : en
  • GB451234A - Improvements in and relating to lanterns for electric lamps : en
  • ES142052A2 - A new device for air navigation. : en es
  • CA359471A - Fill-box adapter : en fr
  • US2048899A - Garment hanger : en
  • FR801256A - Long-lasting photographic and fixative developers for gelatinous halogenated silver emulsions containing known reducing organic substances : en fr
  • GB450898A - Improvements in or relating to motor vehicles : en
  • US2049332A - Rolling mill : en
  • DE633572C - Adjustable fluid damping in motorcycle forks : de en
  • SU47686A1 - The method of obtaining and purification of cadmium salts : en ru
  • SU47746A1 - Method for determining the value of individual harmonics of an AC curve : en ru
  • DE633464C - Method of dough preparation : de en
  • ES4850U - A new sports hall used as a public show based on mechanical elements of non-consumed traction (Machine-translation by Google Translate, not legally binding) : en es
  • GB451080A - Improvements in coin-freed vending machines : en
  • FR801325A - Improvements to fuel tanks : en fr
  • USRE20048E - Theewnonic tube : en
  • US2048672A - Guest announcer : en
  • US2048715A - Vehicle signaling system : en
  • US2048973A - Method for treating oil : en
  • US2048702A - Cutter chain : en
  • FR801231A - Improvements to the notches of straight and rotary files : en fr
  • FR801326A - Process for preparing agents suitable for improving lubricants : en fr
  • US2048936A - Tank filling device : en
  • DE633631C - Device for acoustic examination of bodies : de en
  • DK51950C - Machine for rolling out a doughy mass into a continuous strip. : da en
  • FR801241A - Improvements to pumps : en fr
  • FR801195A - Electric motor with internal fan : en fr
  • FR801247A - automatic stapling pin with articulated hook, for sheet metal : en fr
  • US2049123A - Art of box manufacture : en
  • US2049364A - Refrigerating system and method of charging the same : en
  • SU47811A1 - The method of obtaining microporous ebonite or rubber : en ru
  • CH185565A - Process for the preparation of 2-methyl-3-oxy-6.8-dichloroquinoline-4-carboxylic acid. : de en
  • GB450918A - An improved tank or aquarium for the preservation or culture of live fish and aquatic animals : en
  • US2049092A - Rotary piston engine especially for fluid gears : en
  • GB451194A - Improvements in and relating to folding chairs : en
  • ES141983A1 - A device for sewing on the spot, made as a special machine or as an additional device for ordinary sewing machines. : en es
  • FR801347A - Process for the preparation of unsaturated hydrocarbons by extraction from the gases or liquids which contain them : en fr
  • CH185604A - Process for producing an azo compound. : de en
  • CH185434A - Process for the production of color-repellent amalgam areas on image carriers with an amalgamable surface. : de en
  • CH185571A - Process for the preparation of an aminochrysenic sulfonic acid. : de en
  • SU47724A1 - Device for measuring distances using electromagnetic waves : en ru
  • SU47895A1 - Double Needle Double Needle Machine : en ru
  • FR801209A - Enhancements to t receptors. s. f. : en fr
  • US2048803A - Universal joint for tie rods : en
  • US2048931A - Brake mechanism : en
  • GB451021A - Improvements in or relating to amplifier circuits : en
  • GB451054A - Improvements in or relating to cloth finishing machines, comprising a palmer stretching apparatus : en
  • DE590836C - Stocking with overlock seam : de en
  • US2048962A - Composition of calcium carbide : en
  • US2049297A - Weighing scale : en
  • ES141454A1 - A kneading machine for the baking industry. : en es
  • CA359478A - Pen and pen point : en fr
  • DE633409C - Spark plug : de en
  • DE633534C - Wheel for motor vehicles with hollow spokes and a resilient rubber body housed in these : de en
  • SU47697A1 - Method for producing phenol-aldehyde resins : en ru
  • SU47703A1 - A device for controlling and ensuring the parallel operation of a steam power plant with the return of reduced pressure steam to a common steam line : en ru
  • SU47772A1 - The method of cleaning gas pipelines from naphthalene : en ru
  • US2048829A - Necktie : en
  • AU2483935A - Improvements in and relating to horse collars : en
  • GB451164A - Method of and apparatus for impregnating wood and other permeable materials : en
  • SU47651A1 - Rope boring machine : en ru
  • US2049182A - Lubricating device : en
  • USD100549S - Design fob a metal border strep : en
  • DE633555C - Adjustable pre-belt for brushes u. like : de en
  • CA359506A - Automobile transportation : en fr
  • ES140925A3 - Hydraulic press for punching tubular billets. : en es
  • US2048725A - Door hinge : en
  • US2048977A - Fuel heater for internal combustion engines : en
  • CA359445A - Ferrous alloy : en fr
  • DE633454C - Centering bearings for material testing machines : de en
  • FR801103A - Method and instrument for making inscriptions and decorations on glass surfaces, more especially for making badges on glass : en fr
  • DE633504C - Device for spraying paints or other liquids : de en
  • CH185483A - Grinding wheel. : de en
  • GB451245A - Improvements relating to fuel injection systems for internal combustion engines : en
  • FR801219A - Watchmaking firms : en fr
  • DE633370C - Valve stem for pneumatic tires : de en
  • CA359443A - Ferrous alloy : en fr
  • US2048868A - Razor blade sharpener : en
  • SU47733A1 - Oil filled insulator : en ru
  • US2048971A - Apparatus for and method of decorating surface covering materials : en
  • SU47765A1 - Pickering oven modification : en ru
  • SU47970A1 - Rectifier device : en ru
  • US2049295A - Detachable endgate : en
  • US2049367A - Reflecting sign or signal : en
  • CH185398A - Two-for-one twisting spindle. : de en
  • CH185440A - Photographic camera. : en fr
  • DK51932C - Joining of plate-shaped parts. : da en
  • CH185515A - Primary ray diaphragm on an X-ray machine. : de en
  • CH185598A - Device for controlling commutatorless multi-phase reversing motors. : de en
  • FR801222A - Pressurized fluid servomotor and in particular fluid pressure servo-regulator and applications thereof : en fr
  • DE633502C - Process for transferring raised or recessed shapes from an original model to etchable materials, such as metals, glass, etc., by etching : de en
  • ES4328Y - Rubber valve for items that can swell. : en es
  • DE633449C - Device for measuring the composition of gas mixtures : de en
  • AU2455435A - Improvements in and connected withthe joints of walls composed of cement sheets andthe like : en
  • CH185541A - Circuit arrangement for counting connections in telephone systems with dialer operation. : de en
  • CH185392A - Device for making infusions. : en fr
  • US2049279A - Display stand : en
  • CH185386A - Resilient insert for mattresses, pillows, upholstered furniture, etc. : de en
  • CH185383A - Locking device for one and a half tour storey and front door locks. : de en
  • FR801139A - Improvements to explosive devices for mines and other applications : en fr
  • FR801278A - Advanced machine for measuring fabrics and similar articles : en fr
  • US2048966A - Receptacle for mushroom spawn culture : en
  • CA359437A - Comminuted shortening : en fr
  • GB450877A - Improvements in or relating to processes for the production of coloured picture films : en
  • GB450971A - Improvements in and relating to electric discharge devices : en
  • US2048902A - Liquid cooling apparatus : en
  • SU47977A1 - Piston : en ru
  • CA359459A - Mineral oil dewaxing method : en fr
  • SU47984A1 - Transfer between coaxial shafts with automatic gear ratio change : en ru
  • US2049120A - Integrating indicating instrument : en
  • AU2309735A - Improved hair curler : en
  • CA359460A - Cement manufacture : en fr
  • SU47673A1 - The device for mandrel peat rolls : en ru
  • SU47710A1 - Method of dumping the road bed in the swamps : en ru
  • US2049351A - Pinking device for sewing machines : en
  • DE633497C - Overflow valve for liquid shock absorber : de en
  • ES142016A1 - A procedure for obtaining colored lacquers. : en es
  • ES142072A1 - Improvements in electron discharge devices and circuit installations for them. : en es
  • FR801292A - Hair activity products : en fr
  • GB451010A - Improvements in method of and apparatus for determining or graphically plotting the section of a road or roadway : en
  • ES141999A1 - A procedure to make elastic fabric. : en es
  • US2048858A - Valve construction : en
  • CA359512A - Vehicle spring assembly : en fr
  • CA359500A - Merchandise container : en fr
  • US2049257A - Offset printing press : en
  • US2048783A - Engine starter : en
  • BE416215A - : en fr
  • DE633402C - Helmet carrying device on the knapsack : de en
  • ES4566U - Aluminum box for switch of recessed electrical installations. (Machine-translation by Google Translate, not legally binding) : en es
  • FR801328A - Method and device for atomizing liquid fuels : en fr
  • ES142056A1 - An automatic fire alarm pump and alarm. : en es
  • US2049296A - Weighing scale : en
  • GB451071A - Method of flame-machining metal and products obtained thereby : en
  • FR801136A - Compensation of electric currents by electronic relay tubes, in particular for antennas in radio reception : en fr
  • FR801333A - Improvement in devices for applying cosmetics to the eyelashes and for curling the eyelashes : en fr
  • GB451110A - An improved process for the transport of solid or solid and liquid substances mixed with vapours and/or gases : en
  • FR801260A - Cartridges for starting internal combustion engines and other uses : en fr
  • FR801310A - Improvements to carrier wave signaling systems : en fr
  • GB451261A - Improvements in or relating to apparatus for the treatment of stockings mounted on moving forms : en
  • GB451844A - Improvements relating to automatic pilot systems for aircraft : en
  • SU47689A1 - The method of obtaining 2,4 dichlorobenzoic acid : en ru
  • US2049023A - Cloth finishing machine : en
  • USD100562S - Design fob a playground climbing : en
  • CA359381A - Pencil manufacture : en fr
  • CH185428A - Process for the production of a fertilizer consisting of sewage sludge and peat. : de en
  • US2049220A - Waterless ice bag : en
  • ES142053A1 - Improvements in the construction of circular looms. : en es
  • FR801267A - Multi-combination ceramic hoops : en fr
  • ES141980A1 - A combined tanning process. : en es
  • US2049112A - Sheet feeding apparatus : en
  • USD100606S - Design for an elastic fabric : en
  • GB451218A - Improvements in or relating to ventilators : en
  • US2049153A - Submerged water heater for boilers : en
  • ES4848U - Bicycle bottom bracket (Machine-translation by Google Translate, not legally binding) : en es
  • FR801214A - Device for controlling doors, turnstiles, plates or other rotating parts : en fr
  • ES142092A3 - Process for bleaching bast fibers, particularly flax, hemp and the like. : en es
  • AU2354935A - Improvements in or relating to fluorescent screens : en
  • CH185382A - Lock. : en fr
  • US2048768A - Aroyl chloride of the benzene series : en
  • US2049290A - Drilling safety joint : en
  • DE633440C - Arrangement for the selective detection of the body contact of the induced winding of direct current collector machines : de en
  • US2049106A - Model copying machine : en
  • US2049233A - Control system for pipe lines : en
  • GB451029A - Production of extensible bundles of artificial threads : en
  • SU47955A1 - Unit for displacing norit with sugar solution : en ru
  • DE633252C - Profile drawing device : de en
  • FR801299A - Product for the intensification of combustions and for the improvement of metallurgical products : en fr
  • US2049353A - Window platform : en
  • FR801137A - Package for chemicals : en fr
  • GB451275A - Improvements in self-filling fountain pens : en
  • DE633588C - Switching arrangement for the grid circles of vapor- or gas-filled discharge vessels, which are operated in converter, in particular full-wave rectifier circuit, and of which at least one grid circuit is acted upon by a phase- or amplitude-changeable control AC voltage or the like : de en
  • US2049212A - Anthraquinone derivative : en
  • FR801170A - Process of cinematographic or other projections in full light : en fr
  • GB450891A - Improvements in the production of esters : en
  • CH185422A - Process for the de-acidification of dairy products, fats, oils etc. not intended for food use by washing. : de en
  • GB451192A - Straw-asphalt sheet and process for the manufacture of the same : en
  • US2048981A - Supporting device for wall panels : en
  • US2049329A - Control mechanism : en
  • USRE20046E - Process for treating sewage or : en
  • DE633624C - Device for regulating the supply of chlorine or similar water cleaning agents to flowing water or wastewater : de en
  • FR801104A - Process for obtaining flexible soles for shoes : en fr
  • IE14513L - An improved proces for the treatment of fibre and¹apparatus therefor : en
  • ES142076A1 - A connection system to transmit electrical oscillations. : en es
  • FR801128A - Aircraft upgrades : en fr
  • GB450997A - Method of converting steam driven cable ploughing engines or tractors to internal combustion engine drive : en
  • GB451242A - Improvements in and relating to kerbs, road islands, and like devices for guiding road traffic : en
  • DE633423C - Equipment for monitoring track systems : de en
  • FR801298A - Charging process for lead-acid accumulators with low local actions : en fr
  • IE14036L - Wireless receiving circuits : en
  • SU47806A1 - A device for cutting veneer from a shelling machine : en ru
  • FR801064A - Camera-electric : en fr
  • FR801344A - Further development of electric discharge tubes : en fr
  • GB451111A - Improvements in or relating to hydraulically operated machines for surface broaching : en
  • SU47852A1 - Device for recording traffic on auto-road roads : en ru
  • US2048956A - Filter and liquid and gas separator : en
  • US2049105A - Compression screw spike : en
  • DE633550C - Process for bending strip-shaped material into punching knives : de en
  • GB451167A - Improvements in or relating to crank-shaft bearings : en
  • FR801275A - Skirt protectors : en fr
  • CH185498A - Injector device for internal combustion engine. : en fr
  • US2049228A - Can : en
  • US2049395A - Rug-making attachment for sewing machines : en
  • CH185468A - Method and device for the production of metallic magnesium. : de en
  • CH185447A - Attachment for skis, skates or similar. : en it
  • CH185378A - Device for obtaining an overpressure in a central heating system with hot water. : en fr
  • SU47864A1 - The method of preparation of pest control : en ru
  • CA359447A - Paper container : en fr
  • ES142093A3 - Process for bleaching bast fibers, especially flax, hemp and the like in the form of threads and fabrics, as well as in the form of raw fibers. : en es
  • GB451225A - Improvements in and relating to flexible power transmission devices : en
  • SU47721A1 - Device for automatic tuning of radio transmitter : en ru
  • US2049197A - Fluid mixing device : en
  • US2049401A - Railway maintenance equipment : en
  • USD100550S - Design for a settee frame or : en
  • SU47914A1 - Training cartridge : en ru
  • FR801199A - Fumivorous device intended mainly for locomotives : en fr
  • GB450982A - Improvements in and relating to wire coating machines : en
  • ES4032Y - Compressed and hollow brick. : en es
  • CH185531A - Process for the preparation of 7-methyl-9- (d-ribityl) -iso-alloxazine. : de en
  • BE416302A - : en
  • CA359416A - Power transmission : en fr
  • AU2528435A - Improvements relating to refrigeration apparatus having a plurality of temperature zones : en
  • SU47786A1 - Artificial feeding device : en ru
  • CA359531A - Sweat pad reinforcing means : en fr
  • CA359393A - Shoe size measure and indicator : en fr
  • CA359513A - Vehicle transporting means : en fr
  • FR801223A - Improvements made to chain derailleurs for cycles : en fr
  • DE633525C - Device for carrying heat treatments to glass objects to be subjected : de en
  • CH185461A - Device with rotating counter elements for mechanically adding additions. : en fr
  • SU47871A1 - Hydropneumatic turbine : en ru
  • DE633476C - Extension of the route from rings or arches arranged at intervals, which consist of profile iron segments : de en
  • CA359520A - Tooth powder container : en fr
  • CH185591A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • GB450970A - Improvements in or relating to electric fusible cut-outs : en
  • DE633430C - Support roller arrangement for caterpillar vehicles : de en
  • DK51928C - Absorption apparatus, Washbasin, Saturator or similar Apparatus. : da en
  • US2049076A - Organ stop : en
  • USD100568S - Design for a textile fabric : en
  • USRE20042E - Drawing pkess : en
  • US2048938A - Elevator for conveyer systems : en
  • US2048991A - Process for bleaching fibrous material : en
  • US2049327A - Means or device for investigating, correcting, and developing the power of human vision : en
  • GB451210A - Rubber or rubber substitute oversock : en
  • FR801181A - Control gear for railcars powered by combustion or internal combustion engines : en fr
  • FR801179A - Advanced device for controlling variable capacitors in radio-electric receiving stations : en fr
  • FR801287A - Badges of all kinds of cardboard or similar materials : en fr
  • US2048689A - Cleaning device : en
  • GB451139A - Improvements in or relating to packing cases : en
  • DE633083C - Process for the preparation of aromatic compounds : de en
  • US2049203A - Agricultural implement : en
  • US2048678A - Amalgamator : en
  • ES142108A1 - A system of distribution of air conditioning in buildings in general, through roofs that constitute the channels for said distribution. : en es
  • DE633481C - Sheet feeder : de en
  • DE1379689U - : de en
  • DE633608C - Receipt printer, especially for fuel dispensers : de en
  • CH185429A - Process for the electrolytic deposition of shiny tin deposits. : de en
  • FR801130A - Method and apparatus for waving or curling hair : en fr
  • GB450975A - Improvements in or relating to navigation aiding wireless systems for use in connection with aircraft : en
  • US2048870A - Automatic drying device for inked sheets : en
  • CH185610A - Cabriolet with hinged scissor hood. : de en
  • ES142064A1 - Hydraulic speed change. : en es
  • US2049165A - Photo mount : en
  • CH185488A - Elastic locknut washer. : en fr
  • US2048890A - Ignition system : en
  • US2049256A - Cutter : en
  • SU47865A1 - The method of preparation of the preparation of anabasin for the purpose of combating agricultural pests : en ru
  • USD100605S - Design fob an emergency brake : en
  • SU47662A1 - Method of removing scale from sheet surface : en ru
  • SU47863A1 - Fumigation Chamber : en ru
  • US2049226A - Vacuum tube : en
  • SU47915A1 - Device for training in gun aiming : en ru
  • SU47951A1 - Suction grill for wind and water flow : en ru
  • CH185402A - Process for the preparation of a durable sulfuric acid ester salt of a leuco vat dye in powder form. : de en
  • GB451001A - Improvements in electrolytic etching machines : en
  • GB451243A - Improvements in or relating to colour photography : en
  • GB451235A - Process for the treatment of textile fabrics and leather : en
  • US2049209A - Device for the safe landing of air vehicles : en
  • DE633349C - Device for stamping tickets and. like : de en
  • ES141950A2 - A LARGE SECTION PNEUMATIC FRAME FOR VEHICLES. : en es
  • SU47688A1 - The method of separation and deodorization of carboxylic acids obtained by the oxidation of hydrocarbon oils with oxygen or oxygen-containing gases : en ru
  • SU47827A1 - Pickup : en ru
  • US2049144A - Brake lever : en
  • US2049241A - Method and apparatus for curling feathers : en
  • FR801080A - Rotary compressor comprising a circular rotor supported on each side in a casing with a cylindrical chamber and eccentrically with respect to the axis of said chamber : en fr
  • SU47931A1 - Method of preparing mortar for plaster : en ru
  • FR801330A - Propulsion device for ships or other similar applications : en fr
  • US2049272A - Regenerator with checkerwork for vertical flow of the gaseous media : en
  • SU47949A1 - Tool for cutting openings between drilled holes : en ru
  • SU47988A1 - Device for transporting pulverized materials in pulverized state : en ru
  • SU47888A1 - Method and device for cutting multiple screws on a lathe : en ru
  • DE633424C - Circuit arrangement for telephone systems with several exchanges : de en
  • DE633492C - Medical and dental instruments : de en
  • US2048704A - Strainer : en
  • US2049034A - Translucent sundial : en
  • US2049037A - One-piece guard : en
  • SU47705A1 - Films for cyclostyle originals : en ru
  • SU47812A1 - Method of attaching a rubber sole to a shoe and a press for gluing a rubber sole to leather shoes : en ru
  • US2049330A - Transmission dynamometer : en
  • CH185500A - Device for the gasification of light and heavy fuel in combustion engines. : de en
  • GB450876A - Improvements in the manufacture and production of carbon black : en
  • GB450922A - Improvements relating to landing and take-off gear for aircraft : en
  • FR801105A - Improvement in acid descaling processes : en fr
  • FR801207A - Spherical drive wheel : en fr
  • GB451276A - Improvements in means for controlling automatically temperature and other conditions : en
  • US2049200A - Storage battery : en
  • DE633586C - AC-powered light signal : de en
  • FR801122A - Device for indicating and recording the oxygen content of water : en fr
  • GB450889A - Improvements in sanitary traps for closet pans : en
  • GB451122A - Improvements relating to seats, chairs, and the like : en
  • SU47762A1 - The method of obtaining green sulfur dye : en ru
  • FR801092A - Improvements to dust filters : en fr
  • FR801098A - Improvements in model reproducing machines : en fr
  • CH185455A - Device on machine guns equipped for ball shooting by means of compressed air. : de en
  • FR801138A - Device for cutting vegetables, fruits, and the like : en fr
  • ES4330Y - Self-closing shutter for bottles and similar jars. : en es
  • FR801350A - Bicycle saddle : en fr
  • GB451260A - An improved method of subduing the lustre of silk and artificial silk and articles made from the same : en
  • DE633620C - Process for the production of red lead : de en
  • ES141973A3 - Process for making an infusible and non-deformable dough for the manufacture of rollers for printing and rotary machines. : en es
  • DE633479C - Device for setting two-part iron pit punches : de en
  • DE633499C - Saddle for wheeled vehicles : de en
  • DE633537C - Drainage shaft : de en
  • DE632846C - bullet : de en
  • SU47736A1 - Pin Insulator with Wire Attachment : en ru
  • SU47846A1 - Lag : en ru
  • US2049011A - Apparatus for the production of dentures : en
  • US2049074A - Cable shortener : en
  • SU47783A1 - Device for determining the size and position of foreign bodies in the body : en ru
  • CH185492A - Speed variator. : en fr
  • DE633455C - Self-printing adding machine : de en
  • DE633628C - Compressed air brake with a pressure booster valve connected upstream of the brake cylinder : de en
  • ES141592A1 - A new procedure to verify ignition in gasoline or similar explosion engines by means of auxiliary compression without the need for spark plugs or electrical appliances. : en es
  • ES4260Y - Boiler for radiator heating. : en es
  • GB450911A - Improvements in and relating to electric circuit controllers : en
  • DK51948C - Procedure for the prevention of corrosion attacks on metal surfaces in contact with aqueous liquids. : da en
  • BE416123A - Improvements to drop links, for boiler loaders : en fr
  • GB451152A - Process for the production of a book-binding material simulating the appearance of leather : en
  • DE633448C - Method and device for producing rubber threads : de en
  • GB451117A - Improvements in or relating to electrical time base arrangements for use in oscillographic observations and the like : en
  • SU47818A1 - The method of photomicrographic control of the degree of polymerization of artificial resins : en ru
  • US2049051A - Method of dewaxing oils : en
  • US2048834A - Gyroscopic position finder : en
  • US2049132A - Semitrailer tank truck : en
  • US2049381A - Attachment plug receptacle : en
  • US2048684A - Adjustable free running self aligning creaser or slitter : en
  • US2048733A - Metal casting : en
  • CA359411A - Nitrogen oxide absorption : en fr
  • DE633473C - Stocking with stocking protector : de en
  • DE633625C - Process for the extraction of phenols and other accompanying substances from aqueous fluids : de en
  • FR801119A - Arrangement of centrifuges with discharge openings in the outer part of the bowl : en fr
  • US2049273A - Impact tool : en
  • US2049311A - Adhesives and method of making the : en
  • SU47917A1 - Three stroke receiver : en ru
  • SU47799A1 - Collapsible scaffolding : en ru
  • US2048864A - Valve : en
  • US2048990A - 1, 3-diamino-2-methyl propanol-2 : en
  • US2048748A - Method of heat treating metal : en
  • SU47981A1 - Device for damping vibrations of fast-rotating shafts : en ru
  • FR801318A - Device silencing all internal combustion engines, by expansion and cooling of the exhaust gases : en fr
  • DE609996C - Process for the production of nitriles of higher unsaturated fatty acids : de en
  • US2049218A - Bicycle stand : en
  • US2049223A - Apparatus for the objective determination of the refraction of the eye : en
  • US2048779A - Molding composition and method of making the same : en
  • FR801141A - Improvements to starting cranks for automobiles : en fr
  • GB450870A - Improvements in and relating to roadway supports, for use in coal mines and the like : en
  • GB451106A - Suspension of steerable road-wheels on motor-vehicles : en
  • US2048921A - Brake shoe : en
  • US2049059A - Dewaxing hydrocarbon oils : en
  • FR801254A - Level indicator illuminated by transparency, especially for steam boilers : en fr
  • US2048933A - Track type tractor : en