• SU52141A1 - Tool for circular saws to automatically hold the safety hood of the carriage when the sawed part passes the saw : en ru
  • CH194350A - Process for the preparation of a new derivative of an azo dye. : de en
  • US2100953A - Engraving and related machines : en
  • SU51935A1 - Device for automatic adjustment of the brake lever when the pads wear : en ru
  • CH194280A - Method for the preparation of 17-methyloctahydrofollicle hormone. : de en
  • AU102523B2 - Improvement in periodic voltage generator : en
  • CH194287A - Teleprinter. : de en
  • SU51582A1 - The method of obtaining organic fluorine-containing compounds : en ru
  • CA370300A - Refrigerator : en fr
  • GB475982A - Improvements in or relating to nut-tapping machines : en
  • USD107219S - Design for an ashtray : en
  • SU51939A1 - Insecticide production method : en ru
  • SU52149A1 - Night deviation leading marks : en ru
  • US2100546A - Automobile seat track construction : en
  • US2100871A - Cabinet : en
  • US2100887A - Interior telephone equipment : en
  • US2100484A - Composition and drying of the same : en
  • SU52219A1 - Spring loaded spring center : en ru
  • PL25616B1 - Ink for producing copy prints by means of gravure or offset printing. : en pl
  • DE653776C - Production of nitrogen-hydrogen mixtures : de en
  • SU52301A1 - Elastic arc for carding machines : en ru
  • FR821408A - Jumper brush for plansichters : en fr
  • SU53841A1 - Device for automatic contactor starting of electric motors : en ru
  • PL25701B1 - Self-tensioning bearing to crank pins. : en pl
  • SU54052A1 - Adaptation to shuttleless weaving machines for weft transfer through the throat : en ru
  • SU52247A1 - Spool valve to pneumatic hammer type OM-5 : en ru
  • SU51801A1 - A machine for sewing heavy material, for example grinding wheels from textile waste. : en ru
  • AU53437A - Improvement in periodic voltage generator : en
  • CA370286A - Pulley : en fr
  • SU51492A1 - Device for automatic braking of the hydrogenerator rotor when it is stopped : en ru
  • US2100534A - Piston fixture : en
  • US2100805A - Engine governor : en
  • GB475956A - Improvements in or relating to steering gear : en
  • BE424016A - Process for preparing pure or substantially pure salts of acidic esters of polybasic inorganic acids : en fr
  • SU52136A1 - Paraffiner to round-stocking machines : en ru
  • US2100663A - Invalid lifter : en
  • US2100994A - Fan guard : en
  • CH194284A - Valve for breathing apparatus, in particular for those with a lung-automatic oxygen supply valve. : de en
  • CH194342A - Process for the preparation of N-methylethyleneimine. : de en
  • SU51593A1 - Method of desilicating aluminate solutions : en ru
  • SU52048A1 - Method for the production of boric acid from magnesian borates (asharite) : en ru
  • DE653632C - Air raid lighting for vehicles : de en
  • CH194229A - Alloy. : de en
  • CH194236A - Device for holding workpieces, in particular for the production of carpentry work. : de en
  • SU52078A1 - Trolley with lifting and outlet platform for installation and removal of wagon dynamos : en ru
  • US2100614A - Form tie : en
  • DE653802C - Stand with measuring device for globes : de en
  • GB476044A - Improvements in or relating to sewing machines : en
  • CH194209A - Ski pole with hand strap. : de en
  • SU51154A1 - The method of obtaining artificial resin : en ru
  • US2100755A - Photometer : en
  • FR821298A - Method of attacking bauxite and other aluminous materials by leaching : en fr
  • FR821398A - Improvements to metal bands of cartridges : en fr
  • DE653873C - Process for the preparation of N-substituted amides of pyridinecarboxylic acids : de en
  • DE653770C - Loading bridge, the bridge of which is slidable along its length on two bridge supports that can be moved perpendicular to the longitudinal axis of the bridge : de en
  • DE653754C - Bacon cube cutting machine : de en
  • CH194253A - Tube screening wall for fireplaces. : de en
  • CH194237A - Process for the production of objects from synthetic masses, e.g. B. synthetic resin. : de en
  • FR821256A - Variable pitch propeller in flight by hydraulic transmission : en fr
  • FR821347A - Propeller for aircraft or the like : en fr
  • CH194292A - Method for the interference-free transmission of modulated electrical waves. : de en
  • AU102538B2 - Improvements inthe manufacture of porous rubber : en
  • CA370239A - Roof covering material : en fr
  • US2100782A - Skylight : en
  • SU52073A1 - Chip Steam Sealer in Cooking Boilers : en ru
  • US2100865A - Cyanide process : en
  • US2100923A - Fan with collapsible support : en
  • FR821414A - Acid dyes and their production process : en fr
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  • US2100630A - Transmission : en
  • US2100866A - Manufacture of oleomargarine : en
  • US2100946A - Suspension arrangement for screw fan rotors : en
  • GB476138A - Device for the replacement of a light source from a distance : en
  • DE653892C - Double lock for makeshift key dependencies on electrical power stations : de en
  • GB476085A - Improvements in pyrophoric pocket igniters : en
  • CH194337A - Chair with U-shaped side panels. : de en
  • DE653839C - Liquid pump for conveying the liquid oxygen : de en
  • BE424219A - : en
  • US2100807A - Apparatus for cleaning the screen in a well : en
  • CH194354A - Process for the preparation of a water-insoluble azo dye. : de en
  • SU51236A1 - Wire frame inserted into the ingot in order to change the conditions of crystallization of the internal parts of the ingot : en ru
  • US2100980A - Disk fan : en
  • DE1422593U - : de en
  • FR821308A - Process for deacidifying water or aqueous solutions and filter beds for the implementation thereof : en fr
  • FR821392A - Improvements to bobbin regulators for loom shuttles : en fr
  • US2100325A - Pressure fluid motor : en
  • US2100593A - Process of preparing a substance increasing the blood pressure : en
  • DE653803C - Knife guide for the cutting unit of mowing machines : de en
  • PL25703B1 - A chair that can be converted into a sunbed. : en pl
  • US2100921A - Storage battery : en
  • GB476137A - Improvements in and relating to orthopaedic boots and shoes : en
  • GB476062A - Improvements in and relating to joint and coupling devices for pipes and the like : en
  • GB476156A - Improvements in or relating to furnaces : en
  • US2100839A - Electric ship propulsion system : en
  • US2100873A - Dowel structure : en
  • CH194152A - Frame for collapsible camp beds and the like. Objects. : de en
  • CH194150A - Brush with an electrostatic friction element. : de en
  • US2100825A - Clothespin : en
  • USD107260S - Design fob a shoe ob similar article : en
  • SU51749A1 - Irrigation device for scubbers and other gas washers : en ru
  • SU51989A1 - Anti-friction alloy : en ru
  • US2100945A - Machine tool : en
  • US2100756A - Alternating current control : en
  • US2100757A - Circuit breaker : en
  • SU51745A1 - Device for actuating sandboxes when braking a train : en ru
  • CH194273A - Drop bracket controller for temperature control of ovens. : de en
  • FR821230A - Repeater watch : en fr
  • FR821271A - Acceleration and brake pedal : en fr
  • FR821342A - Wetting agents and method of improving the wetting power of mercerizing liquors : en fr
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  • PL25659B1 - A angle meter with a ruler. : en pl
  • PL25628B1 - A circuit for inbred modulation of a high frequency generator. : en pl
  • SU52071A1 - Alluvial method of building earth dams : en ru
  • SU53258A1 - Method for reducing water-cement factor of cement mortars and concretes : en ru
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  • FR821189A - Suction filter, in particular for separating liquids from mixtures of liquids and crystals, the latter in the state of ice or snow : en fr
  • FR821231A - Process for the production of paint colors : en fr
  • FR821334A - Tying machine : en fr
  • US2100695A - Automatic safety lighting system : en
  • US2100823A - Method and apparatus for performing pyrogenetic reactions : en
  • USD107235S - Design for a spread or similar : en
  • GB476164A - Improvements in or relating to electrical calculating machines : en
  • GB476129A - Improvements relating to curtain suspensory devices : en
  • FR821235A - Automatic weapon firing device : en fr
  • US2100369A - Textile materials and method of making same : en
  • US2100683A - Die construction : en
  • DE653653C - Device for heat transfer between gases and liquids, in particular flue gas preheaters : de en
  • GB475912A - Improvements in and relating to stockings and socks : en
  • GB476092A - Improvements in vibrating propellers for boats or the like : en
  • SU53523A1 - Method of making cadmium electrode for alkaline batteries : en ru
  • CH194171A - Glove with pocket. : de en
  • DE653688C - Tension compensation for the connection of two bodies, which are exposed to the atmosphere, with play in one another : de en
  • GB475910A - Improvements in relating to coke oven doors : en
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  • USD107232S - Design for a fraternal charm or sim : en
  • SU52506A1 - Device for evaporating deodorizing and disinfecting air substances : en ru
  • FR821316A - Glove with a pocket on the inside of the hand : en fr
  • GB475998A - Improvements in or relating to rotary hearth furnaces : en
  • DE653622C - Device for singling and feeding eggs into weighing and sorting devices : de en
  • FR821265A - Device ensuring the circulation of the balls and the non-reversibility in the ball screws : en fr
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  • US2100388A - Holder and method for knitting, crocheting, and analogous purposes : en
  • US2100810A - Transmission : en
  • US2100597A - Combined chair and desk : en
  • US2100441A - Drier : en
  • US2100474A - Combined air conditioning and house heating system : en
  • US2100620A - Valve insert : en
  • FR821198A - Improvements to thermionic lamp circuits intended particularly for television : en fr
  • DE653498C - Billing machine controlled by punch cards : de en
  • USD107265S - Design for a watch bracelet : en
  • GB476306A - Improved device for trimming or cutting hedges, bushes and the like : en
  • US2100858A - Container : en
  • GB475891A - Improvements in or relating to pressure gauges and air chucks for use with compressed air or similar fluid : en
  • GB476032A - The manufacture of condensation products from diazines and aldehydes : en
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  • SU51528A1 - Electroplating device by rubbing method : en ru
  • SU51893A1 - Travel measuring device : en ru
  • FR821309A - Bicycle steering lock device : en fr
  • GB476183A - Improvements relating to couplings for gas piping and the like : en
  • DE653726C - Filling device for overfilling carbonic acid : de en
  • SU51499A1 - Attachment to the sampler for clamping the warp threads : en ru
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  • FR821221A - Single-control valve system to admit either cold or hot water or a mixture of both using water pressure for automatic valve closing : en fr
  • FR821445A - Aero-heater or aero-cooler with profiled tubes : en fr
  • US2100331A - Rack : en
  • FR821252A - Consolidation of railway tracks : en fr
  • USD107209S - Design for a roofing or siding : en
  • GB476009A - Disengageable means in the driving mechanism of lathe saddles : en
  • GB475988A - Improvements in appliances for introducing medicaments into body cavities : en
  • GB476006A - Improvements relating to materials for rust-proofing metals : en
  • GB476091A - Improvements in or relating to motor vehicles having a central longitudinal chassis member : en
  • CA370308A - Gyroscopic navigational instrument : en fr
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  • SU51907A1 - The method of obtaining pink paint for porcelain and similar masses : en ru
  • GB476167A - Improvements in and relating to display devices : en
  • FR821194A - Apparatus for digging grooves in tires : en fr
  • GB476180A - Improvements in or relating to kneading tools for the consolidation of concrete roads : en
  • GB476302A - Improvements in or relating to work tables for milling and other machine tools : en
  • GB475913A - Improvements in the manufacture and production of vat dyestuffs : en
  • GB476217A - Improvements in or relating to resilient means for fastening rails to wooden sleepers : en
  • US2100665A - Temperature controlled safety electric switch : en
  • US2100814A - Manifolding book : en
  • US2100925A - Animal trap : en
  • AU546236A - Thermostatic electric controls : en
  • FR821249A - Processes and devices for continuous or discontinuous unloading of high speed rotary kilns : en fr
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  • SU51573A1 - Continuously acting self-curing electrode : en ru
  • US2100902A - Carburizing box with centrifugally cast side walls : en
  • DE653623C - Two-stroke internal combustion engine : de en
  • DE653697C - Car body front wall for motor vehicles : de en
  • GB476144A - Improvements in or relating to electron discharge devices : en
  • SU51125A1 - The method of separation of niobium and tantalum salts : en ru
  • US2100356A - Press bed lock-up : en
  • US2100916A - Removal of wax from hydrocarbon oil : en
  • AU102548B2 - Improved means for boiling water : en
  • CH194126A - Elevator stairs. : de en
  • US2100599A - Mixing and grinding mill : en
  • CA370211A - Piston ring joint : en fr
  • FR821178A - Swiveling crane : en fr
  • DK53950C - Nozzle for Footwear Adhesives. : da en
  • GB476072A - Improved devices for carrying, holding, storing or transporting articles of a fragile nature : en
  • US2100447A - Trailer hitch : en
  • DE653720C - Compressor valve, especially for refrigeration machines : de en
  • SU52193A1 - A device for the secondary atomization of fuel moving in the form of a film along the wall of the suction pipe : en ru
  • US2100883A - Apparatus for cooling systems : en
  • SU52159A1 - A way to combat plant pests : en ru
  • GB475981A - Improvements in or relating to gramophone records : en
  • GB476034A - Improvements in or relating to gyroscopes : en
  • SU51699A1 - Spring End Grinding Machine : en ru
  • US2100591A - Combined locking and supporting means for doors : en
  • US2100368A - Handkerchief simulation : en
  • US2100399A - Powdered material applying apparatus : en
  • DE653764C - Method and device for emptying raw sugar silos : de en
  • FR821277A - Improvements to electric hoists : en fr
  • GB476223A - Improvements relating to lead alloys : en
  • DE653625C - Cooling of aircraft engines with a hot cooling circuit : de en
  • FR821151A - Process for the preparation of cosmetic products : en fr
  • GB476624A - Improvements in impregnating, stiffening or sticking fibrous materials : en
  • FR821314A - Improvements to construction sites or supports for barrels, barrels and other containers : en fr
  • GB476168A - Improvements in the manufacture and production of compounds of the phthalocyanine series : en
  • DE653626C - Pack with sealing sleeve for pistons, stuffing boxes or the like, which has a wire mesh insert : de en
  • DK53955C - Egg transport and sorting device. : da en
  • US2100354A - Treatment with hydrogenating gases of distillable carbonaceous materials : en
  • US2100704A - Television reception arrangement with braun tubes : en
  • US2100944A - Process of making alkali subsilicates : en
  • USD107272S - Design fob a guder : en
  • AU526536A - Improvements in or relating to processes for the production of magnesium from dolomitic ores : en
  • CH194134A - Process for the preparation of a tar-asphalt emulsion. : de en
  • AU402237A - Threshing apparatus : en
  • SU51751A1 - The method of obtaining titanium-containing lithopone : en ru
  • SU52229A1 - The method of obtaining artificial materials : en ru
  • USD107229S - Design foe a coin chute mounting : en
  • PL25612B1 - A method of obtaining an active specific substance, intended to break down foreign proteins in the human or animal system. : en pl
  • US2100524A - Switch mechanism : en
  • DE653718C - Process for the manufacture of roll film spools : de en
  • DE653880C - Cantilever taxiway for aircraft : de en
  • FR821208A - Method and device for separating solids of various particle sizes contained in a liquid, especially in the manufacture of starch : en fr
  • PL25632B1 - A method of increasing the resistance of fabrics to the city. : en pl
  • US2101000A - Duplicator : en
  • SU54062A1 - The method of heating bushing insulators to protect them from moisture, etc. : en ru
  • CH194113A - Light tiller for tillage. : de en
  • DE653682C - Atomiser for liquids, especially for polishing compounds under high pressure : de en
  • GB476214A - Auxiliary air admission device for internal combustion engines : en
  • SU52027A1 - Steam distribution mechanism for direct action machines (compressors, water pumps, etc.) : en ru
  • SU53940A1 - Method and device for protection from warping shafts during nitriding : en ru
  • US2100737A - Knee rest for vehicle seats : en
  • US2100384A - Oxygen cutting apparatus : en
  • CH194241A - Clamping device for connecting two bodies sitting on top of one another with sliding surfaces. : de en
  • DE653666C - Control for electrically operated vehicles : de en
  • SU53422A1 - Hand pa flax : en ru
  • US2100335A - Shoe repair device : en
  • CH194165A - Bottle cap. : de en
  • CA370237A - Fluid motor device : en fr
  • CA370250A - Engine starter : en fr
  • US2100859A - Clamping and sealing device : en
  • AU82937A - Improvements in or relating to electric discharge lamps : en
  • PL25620B1 - A method of producing carbon black from gaseous hydrocarbons. : en pl
  • SU52076A1 - The method of obtaining dimethyl-paraphenylenediamine : en ru
  • DE653578C - Powder for pressure welding high speed steel : de en
  • DE653724C - Equipment for the production of artificial ice surfaces : de en
  • CH194258A - Insulated housings for electrical apparatus. : de en
  • DE653676C - Boiler system, especially for ships : de en
  • SU51986A1 - Apparatus for determining the porosity of asphalt concrete pavements : en ru
  • US2100345A - Knitting machine : en
  • US2100797A - Electric discharge apparatus : en
  • DE648157C - Large base range finder : de en
  • DE653650C - Process for preventing the shearing of bristles and reducing friction at the point of entry of the bristles into the borehole of the brush carrier and stuffing nozzle on bristle insertion machines for carrying out the process : de en
  • US2100527A - Preparation of amino-halogen anthraquinones : en
  • DE653634C - Axle center shock absorption for flat track chassis : de en
  • FR821158A - Device for locating a fault in an internal combustion engine and being able to replace a faulty ignition device : en fr
  • FR821217A - Improvements to pneumatic conveyors : en fr
  • FR821202A - High purity crystalline dextrose manufacturing process : en fr
  • GB476063A - Improvements in devices for personal wear for absorbing perspiration : en
  • CA370219A - Ether production : en fr
  • SU51005A1 - A device for controlling the installation of round-stocking dies : en ru
  • US2100513A - Vise : en
  • DK53929C - Method for Multiplex Signaling over Cable. : da en
  • FR821372A - Devices generating electrical waves at harmonic frequencies : en fr
  • GB476328A - Improvements in or relating to luminous advertising arrangements : en
  • US2100899A - Machine tool : en
  • DE653683C - Coffee or tea brewer : de en
  • DE653745C - Lathe driver for turning between centers : de en
  • FR821267A - Apparatus for the heat treatment of all materials and in particular grains and seeds : en fr
  • FR821438A - Device for automatically washing and rinsing cutlery and silverware : en fr
  • GB476142A - Chamber oven : en
  • GB476206A - Method of and apparatus for turning pistons for explosion-or combustion-engines : en
  • USD107237S - Design fob a spread ob similar : en
  • SU50632A1 - Method of welding capacitors of constant capacitance in paraffin : en ru
  • US2100559A - Outboard motor : en
  • US2100855A - Oil applicator : en
  • DE653633C - Air heaters, in particular for vehicle heating : de en
  • US2100417A - Hair waver : en
  • GR6979B - CLOTHES OF TIRE. : el en
  • SU51799A1 - The method of obtaining 9-cyapacridine or its substituted : en ru
  • DE653743C - Slide rule : de en
  • DE653790C - Method and device for transferring energy from a multi-phase network to another multi-phase network without an external voltage source via a direct current intermediate circuit : de en
  • GB476026A - Process for the conversion of hydrocarbon oils : en
  • CH194357A - Process for the preparation of a water-insoluble azo dye. : de en
  • SU51514A1 - Plant Transplant Device : en ru
  • US2100483A - Stacking drum : en
  • US2100514A - Sliding cheek piece for guns : en
  • US2100678A - Power take-off attachment for motor vehicles : en
  • USD107212S - Design for a shoe : en
  • CA370277A - Fire alarm system : en fr
  • FR821385A - Injection pump for internal combustion engines : en fr
  • GB475903A - Recording transients on electric power circuits and the like : en
  • US2100352A - Catalytic reaction : en
  • US2100326A - Pasteurization of milk : en
  • DE653642C - Loading device for drifting : de en
  • SU51649A1 - Rubber cable mass : en ru
  • AU388936A - Improved means for boiling water : en
  • CH194197A - Process for the production of a fragrance mixture. : de en
  • CH194263A - Device for remote control and remote monitoring. : de en
  • FR821384A - Servo brake mechanism for vehicles and similar applications : en fr
  • CH194158A - Furniture, such as buffet, combination furniture, secretary, etc., with a flap door that closes off an interior and can be used as a desk pad when folded down. : de en
  • US2100464A - Friction clutch : en
  • US2100840A - Motor vehicle licensing system and tag therefor : en
  • US2100838A - Drying tunnel : en
  • USD107250S - Design for a padlock : en
  • GB476201A - Improvements in and relating to the form and construction of teeth for saws : en
  • PL25681B1 - A method of manufacturing resistors and electric wires provided with insulation of an inorganic compound and a sleeve for manufacturing electric resistors and wires by this method. : en pl
  • SU51921A1 - Method for reducing foaminess of cooling emulsions : en ru
  • FR821393A - Further training in hot water central heating installations and devices intended to achieve it : en fr
  • GB476203A - Improvements in or relating to the manufacture of bearings : en
  • GB476042A - Improvements in and relating to coating compositions and the coating of surfaces : en
  • GB476299A - An improved device for utilising invisible rays to produce visible images of objects : en
  • PL25705B3 - A pointer device. : en pl
  • SU51372A1 - The method of separation of salts of nickel and cobalt : en ru
  • SU53981A1 - Apparatus for spraying fuel exiting a carburetor idle nozzle : en ru
  • US2100511A - Charge forming device : en
  • USD107217S - Design fob an illuminated artificial : en
  • US2100661A - Liquid purifier : en
  • DE653691C - Making an extract from crustaceans : de en
  • DE653643C - Process for the preparation of by-product-free arsenic-containing aminobenzene compounds : de en
  • FR821152A - Liquid fuel burner : en fr
  • GB476047A - Improvements relating to automatic slack adjusters for brakes : en
  • US2100385A - Treatment of textile and other materials : en
  • US2100918A - Adjustable nonslip ladder protector : en
  • US2100642A - Gear shift lever and resilient mount therefor : en
  • GB476008A - Improvement in garment pressing machines : en
  • GB476126A - Improvements in or relating to the manufacture of slabs or blocks from concrete or other cast or mouldable material : en
  • GB476169A - Sheet-metal wheel bodies : en
  • GB476295A - Improvements in insulators for high tension electric lines : en
  • FR821173A - Capping device : en fr
  • DE653744C - Friction wheel lighter with a pull-out wick holder in the lighter housing : de en
  • USD107301S - Design for a dress : en
  • US2100910A - Gang lawn mower : en
  • FR821368A - Process for obtaining very shiny hollow bodies in acetylcellulose or anologous plastic masses : en fr
  • GB475945A - Improvements in and relating to electric connectors : en
  • US2100659A - Radio apparatus : en
  • FR821247A - Process for the clarification of musts and similar extracts : en fr
  • DE1422591U - : de en
  • FR821214A - Camera device for automatically determining the exposure time of photographic enlargements : en fr
  • GB475889A - Improvements in and relating to the impregnation of metallic castings and other metallic objects : en
  • SU50880A1 - Automatic lift : en ru
  • SU52214A1 - Adaptation to folding and carding machines for transferring the ribbon from the filled pelvis to the empty : en ru
  • US2100529A - Mail pouch catcher : en
  • US2100627A - Tire vulcanizing core : en
  • GB475979A - Improvements in brushes : en
  • US2100329A - Pasteurizing system, etc. : en
  • US2100553A - Face mask and button type pad : en
  • US2100967A - Camera : en
  • PL25693B1 - : en pl
  • US2100492A - Pneumatic sheet material and method of making : en
  • FR821227A - Shoe Sewing Machine Improvements : en fr
  • CA370259A - Garment : en fr
  • DK53956C - Apparatus for drying sludge and other materials. : da en
  • FR821297A - Process for the treatment of cellulosic material : en fr
  • GB476051A - Portable starting gate, for schooling race horses : en
  • GB476175A - Improvements in or relating to fasteners for belts for transmitting power or for conveying purposes : en
  • SU52045A1 - The method of separation of coal into fractions of different specific gravity : en ru
  • US2100604A - Instrument mounting : en
  • US2100969A - Making artificial threads : en
  • SU51931A1 - Electrolyzer to get magnesium : en ru
  • SU52038A1 - Automatic scales for fluid bodies : en ru
  • SU52104A1 - Device for powering electric receivers on a wagon : en ru
  • US2100602A - End construction for mine cars : en
  • FR821399A - Liquid faucet : en fr
  • GB475940A - Improvements in and relating to single hen batteries : en
  • PL25642B1 - Shield of the mining disintegrating cartridge. : en pl
  • SU51933A1 - Base tensioner : en ru
  • GB476185A - Improvements in or relating to electric battery lamps : en
  • AU102540B2 - Improvements in or relating to apparatus for packetting granular pulverulent or other material or flat articles : en
  • DK53951C - Cartridge Belt Magazine for Machine Guns. : da en
  • GB476076A - Improvements in or relating to plants for hydraulic pneumatic or like control : en
  • US2100550A - Emergency shut-off valve : en
  • GB476122A - Process for the production of light-sensitive layers containing diazo compounds : en
  • DE653687C - Device for preventing the formation of flames or for extinguishing the flames of the exhaust gases in the exhaust pipes of internal combustion engines : de en
  • DE653707C - Arrangement for supplying the excitation winding leading to the slip frequency of the commutator rear machines connected to the secondary circuit of asynchronous machines for the purpose of speed control : de en
  • DE653708C - Arrangement for superimposing currents of non-operational frequency over power networks or for receiving such currents : de en
  • DE653824C - Round column tray for bringing gases into contact with liquids : de en
  • DE653644C - Electric discharge tubes : de en
  • FR821371A - Diazo compounds of 2-amino-1-oxynaphthalenesulfonic acids containing no2 groups : en fr
  • FR821299A - Improvements to thermostatic elements : en fr
  • GB476186A - Improvements in dental brushes : en
  • GB476059A - Detachable table for motor-cars : en
  • US2100701A - Braun tube : en
  • US2100913A - Nonglare head lamp : en
  • SU52000A1 - Adaptation for automatic ash removal from ash bins of valuable gratings : en ru
  • US2100405A - Coating apparatus : en
  • US2100703A - Braun tube and method of producing the same : en
  • SU52653A1 - Milling cutter : en ru
  • US2100631A - Transmission : en
  • US2100317A - Bow : en
  • GB476205A - Improvements in or relating to the production of a rubber article having a rough sponge-like surface : en
  • FR821250A - Method and device for charging high speed rotary kilns : en fr
  • GB476031A - Improvements in or relating to heat treating apparatus : en
  • GB476150A - Improvements in and relating to conveying apparatus : en
  • GB475923A - Improvements in bogies for railway and like vehicles : en
  • US2100440A - Lateral fluid container for hydraulic transmissions : en
  • US2100747A - Recirculating water jacket : en
  • CH194285A - Time recorder. : de en
  • CH194336A - Manure stirrer. : de en
  • GB476202A - Improvements in safety catches for pin stems and the like : en
  • GB476308A - Improvements in mechanisms employing pistons : en
  • SU53506A1 - Variable Current Amplifier : en ru
  • FR821415A - Hinged dental handpiece instrument : en fr
  • US2100350A - Mining apparatus : en
  • US2100679A - Lock : en
  • US2100943A - Pump construction : en
  • DE653659C - Compression refrigeration machine : de en
  • FR821187A - Coated welding stick, intended for arc welding : en fr
  • GB476098A - Electrical cables : en
  • PL25675B1 - A set of double cat for use on dirt roads, railroad tracks, dirt roads, etc. : en pl
  • FR821400A - Improvements in paper manufacturing : en fr
  • FR821213A - Automatic dispenser for liquids, especially petrol and oil : en fr
  • AU338836A - Relaxation apparatus : en
  • GB475902A - Improvements in and relating to printing plates for lithography : en
  • FR821176A - Horse rake refinements : en fr
  • FR821211A - Engine fuels improvements : en fr
  • AU487936A - Improvements in or relating to moulding machines for glassware or other articles made from molten material which sets on cooling : en
  • CH194315A - Device for preventing unintentional backward movement of motor vehicles. : de en
  • GB476084A - An improved portable cleaning apparatus, particularly for use in cleaning upholstery : en
  • CA370284A - Moulded plastic : en fr
  • GB476014A - Improvements in and relating to additional fuel-supply diaphragm pumps for carburettors : en
  • US2100478A - Full-circle tire retreading vulcanizer : en
  • US2100551A - Radiator cover clip : en
  • USD107226S - Design for a bottle : en
  • SU51554A1 - Attachment to an orchard saw, driven by an eccentric, to stop it when cutting thick logs : en ru
  • GB475880A - Improved detergent : en
  • CH194363A - Process for the production of a new azo dye. : de en
  • AU102589B2 - An improved adjustable base or support for power transmission pulleys or sheaves : en
  • CH194192A - Process for the preparation of dyes of the phthalocyanine series. : de en
  • FR821254A - System and installation for automatic fire extinguishing : en fr
  • GB475978A - Improvements in or relating to wheels for barrows and like vehicles : en
  • AU490736A - Scanning system : en
  • CH194238A - Method and device for the production of pneumatic tires, in particular for automobiles. : de en
  • SU51767A1 - Method for extracting rare earths from apatites with phosphoric acid : en ru
  • US2100351A - Process of making plastic substances and product obtained : en
  • FR821177A - Control for transport slide : en fr
  • GB476212A - Improvement in riveting machine : en
  • GB476486A - Improvements in or relating to radio receiving apparatus and the like : en
  • DE653690C - Roller for grinding, grinding or crushing grainy bulk goods : de en
  • GB476163A - Resilient product and method of manufacture thereof : en
  • SU52171A1 - Loading machine : en ru
  • US2100719A - Piston : en
  • USRE20559E - adelsperger : en
  • FR821325A - Method and device for forming relief patterns on fabrics : en fr
  • FR821327A - Product to be spread on the ground to prevent slipping on the ice : en fr
  • FR821391A - Automatic firearm : en fr
  • GB476189A - Improvements in the manufacture and production of secondary, mixed aliphatic-cyclic alcohols : en
  • USD107254S - Design fob a putting game apparatus : en
  • DE653808C - Electric musical instrument with shock excitation of reverb formants : de en
  • FR821270A - Improvement in polishing trays : en fr
  • GB475925A - Preparation of cellulose suspensions and of cellulose xanthate solution : en
  • US2100801A - Air-flow ventilator : en
  • US2100835A - Flexible tube : en
  • US2100963A - Artificial lure : en
  • FR821160A - Intermediate body and link between two independent movements at variable speeds : en fr
  • US2100480A - Method of making containers : en
  • USRE20563E - Method of packing acid sulphates : en
  • GB476135A - Improvements relating to appliances for improving the appearance of the face : en
  • DE653871C - Method of bleaching flour in dough : de en
  • CH194146A - Friction device attachable to a food shredding machine. : de en
  • CA370310A - Gas generator : en fr
  • CH194329A - Braking installation comprising an apparatus for controlling the admission and exhaust of a pressurized fluid to at least one vehicle brake cylinder. : en fr
  • US2100419A - Drill collar for well drilling strings : en
  • US2100976A - Venetian shade : en
  • DE653733C - Method and device for filtering hydrocarbon oils : de en
  • SU52074A1 - Separator for the enrichment of asbestos rock : en ru
  • US2100580A - Double governor for turbines : en
  • PL25687B1 - Pupina coil box. : en pl
  • SU51609A1 - Asynchronous short-circuited motor with pole number switching : en ru
  • US2100892A - Well reamer : en
  • SU53379A1 - Speaker : en ru
  • SU54112A1 - Star-type two-stroke internal combustion engine with piston purge pumps : en ru
  • CA370320A - Railway switch lock : en fr
  • SU52093A1 - Linear Insulator Cleaning Device : en ru
  • US2100416A - Safety device for aircraft and other conveyances : en
  • FR821220A - Heavy oil burner operating at very low pressures : en fr
  • GB475882A - Process for the manufacture of highly dispersed pigments : en
  • CH194270A - Method for deflecting cathode rays with the aid of tilting vibrations and arrangement for carrying out the method. : de en
  • DE653820C - Line sheet : de en
  • DE653497C - Money counting device on wrappers for coins : de en
  • PL25652B1 - Parachute. : en pl
  • SU51883A1 - Sheet thickness measurement during rolling : en ru
  • AU479636A - Glass articles and method of making thesame : en
  • PL25698B1 - Type lever drive for low-noise typing machines. : en pl
  • SU53545A1 - The device for sampling and counting predominantly seeds : en ru
  • US2100774A - Guard for children's toilet seats : en
  • SU52100A1 - Concreting device for vertical shafts : en ru
  • DK53939C - Games for Drawing the Fishing Net of the Water. : da en
  • GB476121A - Shower bath receptor : en
  • AU481436A - Improvements relating to pneumatic picks, forthe reduction of noise and dustin their operation : en
  • CH194302A - Signaling clock. : en fr
  • SU52083A1 - The method of analysis of gas mixtures : en ru
  • CH194176A - Apparatus for making gutless sausages. : de en
  • CH194208A - Changeable pencil. : de en
  • SU51458A1 - Device for cleaning protective grids of hydraulic structures : en ru
  • SU51511A1 - Moving device for unloading bulk materials from covered railway cars : en ru
  • SU53713A1 - Plate Cutter : en ru
  • US2100371A - Motor vehicle construction : en
  • US2100412A - Temperature-compensated device : en
  • USD107231S - Design for a plaque : en
  • USD107273S - Design fob a canopy : en
  • SU51413A1 - Element of the superheater type "Elesko" : en ru
  • SU53522A1 - Method of making cadmium electrode for alkaline batteries : en ru
  • US2100462A - Hydraulic wheel cylinder brake : en
  • US2100587A - Apparatus for coating the interior of tubing and the like : en
  • US2100780A - Abrading device : en
  • SU51644A1 - Method of making electric carbon brushes : en ru
  • SU53384A1 - Steam separator, mainly for aircraft engine cooling systems : en ru
  • US2100664A - Clock controlled contact mecha : en
  • AU102516B2 - Process forthe production of lubricating oils : en
  • US2100311A - Core drill : en
  • US2100457A - Valve : en
  • US2100882A - Elevator gate : en
  • DE653713C - Air-compressing injection engine, especially for heavy tar oils : de en
  • DE653777C - Method and device for the production of sulfur from gas mixtures containing sulfur vapor : de en
  • CA370268A - Coin controlled book cabinet : en fr
  • CH194224A - Self-winding watch movement. : en fr
  • AU507436A - Machine for fixing locks, fastening and fittings to attache and similar cases : en
  • SU51124A1 - Gas relay : en ru
  • US2100347A - Woven brake lining, yarn, and process for making same : en
  • US2100986A - Body molding garment : en
  • DE653694C - Stocking stand with interior lighting : de en
  • FR821207A - Ceiling mount device : en fr
  • FR821218A - Cards for advertising sales and method of making : en fr
  • DE653672C - Safety device for converters that are controlled by synchronous contact devices : de en
  • PL25689B1 - A method of increasing the gloss of zinc surfaces. : en pl
  • US2100339A - Opening device : en
  • AU526236A - Improvemennts in or relating to processes for the manufacture off magnesium or alloys thereof : en
  • CA370324A - Ski : en fr
  • SU54287A1 - Spreading machine : en ru
  • PL25683B1 - Saw sharpener : en pl
  • US2100504A - Restricted flow refrigerant feeding device : en
  • DE631806C - Connection sleeve for wires, especially for electrical lines : de en
  • PL25611B1 - Piston for internal combustion engines. : en pl
  • SU53370A1 - Device for automatic adjustment of receiving power : en ru
  • US2100799A - Motor compressor : en
  • PL25602B1 - Instrument for precise length measurements in mine headings with theodolite measurements and the 4th order triangulation base. : en pl
  • US2100359A - Device for filling containers with liquids : en
  • US2100496A - Bleaching of cellulosic materials : en
  • US2100718A - Automobile lock : en
  • FR821238A - Device for caulking windows, doors and other similar closures : en fr
  • DE653667C - Resistance braking for electrically driven vehicles at high speed, especially as additional braking for mechanical braking devices : de en
  • GR6975B - PERFECTIONS IN WOODEN PANEL BOXES. : el en
  • CH194145A - Device on doors for keeping them closed and open. : de en
  • CH194290A - Number display device on automatic telephone set. : de en
  • FR821446A - Crusher : en fr
  • SU52296A1 - Swivel rack for railway platform : en ru
  • AU102533B2 - Process forthe treatment off distillable carbonaceous materials with hydrogenating gases : en
  • SU51540A1 - A method of making sieve rods for electric resistance furnaces : en ru
  • CH194349A - Process for the preparation of a new derivative of an azo dye. : de en
  • PL25608B1 - A method of producing oxidation products of male sex hormones and similarly constructed cyclopentane-dimethyl-tetra-hydro-phenanthrene or cyclopentane-dimethyl-dodeca-hydrophenanthrene compounds. : en pl
  • SU50871A1 - Talking clock : en ru
  • US2100515A - Telephone system : en
  • US2100930A - Paper cutting apparatus : en
  • CH194325A - Drum brake for road vehicles. : en fr
  • DE653695C - Continuously lighting up and extinguishing electrical advertising writing system : de en
  • GB475898A - Improvements in or relating to latch or combined latch and lock fastenings for doors : en
  • GB476046A - Improvements in adjusting slides or buckles for bands, webbing and the like : en
  • CH194373A - Armored insert for pneumatic tires. : de en
  • FR821310A - Control device for game pieces : en fr
  • AU46837A - Improvement in periodic voltage generator : en
  • CH194341A - Process for the preparation of an anthrapyridazine. : de en
  • CA370221A - Alkyl ester salt : en fr
  • CH194298A - Circuit arrangement with bridging capacitor for very high frequencies. : de en
  • CH194261A - Stepping mechanism with remote control device. : de en
  • CA370260A - Coupling-head : en fr
  • US2100362A - Clutch construction : en
  • US2100671A - Liquid circulation heating system : en
  • AU509636A - Multipactor oscillator : en
  • CH194214A - Mounted aircraft gun. : de en
  • FR821294A - Folding leg for tables or other furniture : en fr
  • FR821396A - Polymethine dyes : en fr
  • GB476113A - Improvements in or relating to machines for moulding or shaping sweets or the like : en
  • GB476219A - Improvement in radial flow turbines : en
  • CA370244A - Photo-composing machine : en fr
  • GB476004A - Improvements in radiator inlet valves : en
  • CH194310A - Process for the production of a dummy for cheese, in particular for Emmentaler. : de en
  • CH194339A - Process for thickening solutions, especially organic ones. : de en
  • CH194340A - Process for the preparation of a naphthylene naphthylimidazole-bis-carboxyethylanilide. : de en
  • US2100393A - Bedspring : en
  • US2100538A - Hair waving apparatus : en
  • GR6978B - HOW TO PRODUCE PERPOSE CHOCOLATE. : el en
  • US2101012A - Cleaning of filter surfaces : en
  • FR821395A - Immobilization device with safety arrangement, for the rudders of aerial locomotion vehicles : en fr
  • GB475897A - Apparatus for removing selvedge edges from textile fabrics in the piece : en
  • DE653760C - Vehicle toy with facilities for the running wheels for independent cornering : de en
  • DE653648C - Process to increase the improvement effect of Si-material on cements and cement mortars : de en
  • SU51533A1 - Device for dynamic seismograph research : en ru
  • SU52217A1 - The method of roasting zinc concentrates : en ru
  • DE653801C - Method and device for recording audio script : de en
  • US2100790A - Machine gun mount : en
  • PL25665B1 - A method for improving the whiteness of textiles and a formulation for carrying out the method. : en pl
  • CH194333A - Coupling that can be released under load, especially for aircraft controls. : de en
  • GB476330A - Improvements in illuminated display apparatus : en
  • DE653730C - Airspace-insulated concentric electrical line : de en
  • US2100485A - Drain valve for compressed air reservoirs and the like : en
  • DK53957C - Water softening plant. : da en
  • DE653794C - Casting machine with an ascending pressure piston : de en
  • DE653889C - Ice making process : de en
  • FR821255A - Protection device and mode of control of a combat searchlight : en fr
  • FR821403A - Two-stroke turbo-combustion engine, the turbine of which uses energy from the exhaust gases : en fr
  • US2100973A - Internal brake : en
  • GB475919A - Improvements in and relating to cleanable sieves : en
  • FR821216A - Pedaling transmission by pinion formed by two elongated curves and two angled cranks, for bicycles : en fr
  • GR6987B - HOW TO MAKE CHEESE BY REPLACING THIS BUTTER FOR FAT COCONUT. : el en
  • SU52260A1 - Burette : en ru
  • US2100715A - Energizing system : en
  • FR821296A - Telegraph installations : en fr
  • CH194172A - Insole. : de en
  • US2100934A - Aircraft : en
  • USD107214S - Design for a sweater : en
  • PL25636B1 - A method of refining raw engine fuels. : en pl
  • FR821321A - Rotary piston compressor, intended in particular for compressing air : en fr
  • FR821413A - Arc relay device : en fr
  • SU51521A1 - Glass clintor to water-indicating devices of steam boilers : en ru
  • DE653825C - Circuit arrangement for telephone systems : de en
  • FR821423A - Protective device for the tires of bicycles and similar vehicles : en fr
  • SU51776A1 - Button sewing device : en ru
  • SU52085A1 - Method for producing methacrylic acid : en ru
  • DE653639C - Device for preparing clay for making clay bricks : de en
  • US2100497A - Tong : en
  • SU51991A1 - Device for mounting a chain suspension contact wire on electric railways : en ru
  • SU52291A1 - Transport gas generator : en ru
  • US2100460A - Electric gauge and method for controlling the current output of grid controlled glow discharge tubes : en
  • US2100449A - Thread forming mechanism : en
  • SU53804A1 - Two way amplifier : en ru
  • US2100886A - Electric incandescent lamp : en
  • DE653664C - Battery charging circuit for vehicles with several internal combustion engines : de en
  • US2100690A - Mechanical advertising device : en
  • USD107245S - Design fob a shoe or similar article : en
  • SU53537A1 - Method of equalizing the load of parallel-connected generator lamps, operating in a circuit with external excitation : en ru
  • GB475977A - Improvements in or relating to the manufacture of boxes : en
  • FR821239A - Deodorizer : en fr
  • US2100758A - Continuous-vertical coking retort oven : en
  • SU51584A1 - The method of obtaining the pressing compositions : en ru
  • SU52274A1 - Trolley counter : en ru
  • DE653711C - Calculating or accounting machine : de en
  • US2100621A - Reamer : en
  • DE653756C - Section polishing machine with wax application device : de en
  • SU52257A1 - Locking device in case of a break in the centralized arrow : en ru
  • US2100414A - Conversion of hydrocarbon oils : en
  • US2100423A - Delivery mechanism for ice vending machines : en
  • DE653735C - Circular knitting machine with Umlaendfuehrern for patterning while smooth knitting : de en
  • SU53368A1 - Device for adjusting the selectivity of a gang-filter using cathode lamps, used to change the attenuation and the connection between the circuits : en ru
  • SU51279A1 - Tool for forging anti-theft : en ru
  • SU52203A1 - Remote Level Meter : en ru
  • US2100649A - Audible indicating adjusting device : en
  • US2100932A - Brassiere and foundation garment : en
  • GB476297A - Improvements in or relating to rotary or straight bar knitting machines : en
  • GB476200A - Improvements in sealing containers such as milk bottles : en
  • GB476087A - Improvements in and relating to dials for radio apparatus : en
  • GB476220A - Improvements in or relating to suction cleaners : en
  • GR6984B - DIRECTION TO THE ELECTRICAL EQUATION OF THE INFLUENCE ON PLANES AND SHIPS. : el en
  • SU52065A1 - The method of release of glass from the pot : en ru
  • US2100549A - Motor driven food churning device : en
  • USD107243S - Design fob an electric shaver : en
  • FR821318A - Manufacturing process for products containing silicon : en fr
  • DK53941C - Conversion device for internal combustion engines. : da en
  • GB476011A - Disengageable means for stop turning on lathes : en
  • GR6973B - MECHANICAL PRECISION STATER. : el en
  • GB475909A - Improvements in coin-freed vending machines : en
  • GB476211A - Improvements in or relating to helical-fin tubular heat-exchange units and methods of production : en
  • GB476301A - Means for recording calls made upon an automatic telephone : en
  • DE653658C - Device on typewriters or the like with line indicators arranged on both sides of the type guide : de en
  • DE653673C - Arrangement for the direct conversion of alternating current of one frequency into another frequency : de en
  • DK53933C - Amplifier for high frequency electrical oscillations. : da en
  • GB476030A - Improvements in and relating to quick traverse yarn winding frames with peripherallydriven cheeses : en
  • GB476045A - New or improved means for the production of a welt on straight bar knitting machines : en
  • GB476133A - Improvements in streamlined tie rods for aircraft and like members, and method of making the same : en
  • FR821376A - Water-soluble dyes and method for preparing these dyes : en fr
  • GB476102A - Improvements in or relating to apparatus for steaming, smoothing and shrinking webs of textile material : en
  • GB476617A - Improvements in or relating to electric condensers : en
  • FR821409A - Paper container and method and device for its manufacture : en fr
  • US2100952A - Jacquard mechanism and textile machine employing such mechanism : en
  • USD107261S - Design for a bottle : en
  • GB476298A - Improvements in the manufacture and production of leuco esters of dyestuffs of the anthraquinonyl-azole series : en
  • PL25666B1 - Fuel injection nozzle for combustion engines *. : en pl
  • US2100693A - Parachute pack fastening and releasing mechanism : en
  • US2100748A - Power transmission : en
  • US2100850A - Hair curler : en
  • US2100816A - Fastening device for locking juxtaposed members together : en
  • US2100742A - Process and apparatus for beverage dispensing : en
  • DK53958C - Plant for Extraction of Sugar. : da en
  • DE653662C - Automatic rail center buffer coupling : de en
  • FR821192A - Basket for cooking food : en fr
  • GB476304A - Improvements in apparatus for moulding ventilating or hollow bricks : en
  • FR821224A - Process for manufacturing stop-stitch knitwear on rectilinear picking looms : en fr
  • GB476017A - Improvements in or relating to life saving floats : en
  • GR6985B - METHOD OF CONSTRUCTION OF LIGHT STEEL SUSPENSES. : el en
  • GB476119A - Improvements in and relating to the attachment of wire netting to posts or other members : en
  • DE653869C - Overburden conveyor system : de en
  • CA370217A - Hydrocarbon processing : en fr
  • SU50794A1 - Table to drill for drilling in the ball radial holes : en ru
  • US2100669A - Centrifugal separating machine and method of treating sludges : en
  • FR821367A - Process for obtaining very shiny hollow bodies formed from cellulose-based products and other plastic masses : en fr
  • GB476019A - Rolling ring for the brake cylinders of pneumatic brakes : en
  • GB476035A - Improvements in or connected with writing pencils and the like : en
  • DE653835C - Process for the preparation of amide-like derivatives of isoxazole carboxylic acids : de en
  • DE653781C - Device for filling containers with liquefied combustible gases, for example propane : de en
  • DE653883C - Process for the preparation of adrenal cortex preparations which are free from 1- (3,4-Dioxyphenyl) -2-methylaminoethanol-1 : de en
  • IE14564L - Production of rubber structures : en
  • US2100548A - Display rack : en
  • BE423919A - Improvement in mine signaling installations : en fr
  • USD107278S - Design for a floor mat or similar : en
  • US2100940A - Loupe : en
  • DE653624C - Idling device for internal combustion engines operated with gases : de en
  • DE653721C - Control or switching device, especially for refrigeration systems : de en
  • CH194142A - Air heater. : en fr
  • US2100657A - Switch : en
  • GB475976A - Gas heated boiler for central heating and other purposes : en
  • SU51850A1 - Polishing drum : en ru
  • DK53924C - Album sheet. : da en
  • GB476179A - Improvements in and relating to thermionic amplifiers : en
  • US2100429A - Process for solvent extraction of oils : en
  • US2100623A - Decoy : en
  • US2100990A - Liquid dispensing apparatus : en
  • AU93237A - A device for holding and delivering thread for hand sewing and analogous purposes : en
  • CH194323A - Tire casing. : de en
  • GB476069A - Improvements in and relating to audio frequency amplifiers, such as those of wireless receiving sets : en
  • SU51975A1 - Device for automatically changing the direction of photo-telegraph transmission to the opposite : en ru
  • US2100752A - Merchandising machine and apparatus : en
  • US2100847A - Die structure : en
  • US2100716A - Motor-compressor unit for refrigerating apparatus : en
  • SU53519A1 - Method for reducing reflectance of surfaces of transparent optical parts : en ru
  • US2100461A - Apparatus for cutting tire molds : en
  • FR821186A - Process for obtaining a magnetic material and magnetic cores prepared with this material : en fr
  • SU51654A1 - Plate fastening device in floors, roofs and similar structures : en ru
  • FR821311A - Sleeve for the substitution of automobile wheels for horse-drawn vehicle wheels : en fr
  • GB475895A - Chromium steels : en
  • DE653714C - Chuck for tools that can be freely adjusted in a plane perpendicular to their longitudinal axis within a certain surface area : de en
  • US2100951A - Filter : en
  • USD107262S - Design for a smoker s ash stand : en
  • FR821163A - Improvements to magnetic circuit breakers : en fr
  • GB476425A - Improvements in or relating to record-controlled tabulating machines : en
  • DE653638C - Box filling device for the ignition sticks ejected from a complete Zuendholz complete machine with a conveyor that moves past the ejection point for the boxes to be filled with the sticks : de en
  • DE653855C - Logarithmic calculator : de en
  • DE653763C - Angular shear tape holder : de en
  • DE653788C - High voltage liquid fuse with tear spring : de en
  • DE653742C - Cell construction body made of interlocking multi-wall sheets made of foldable material : de en
  • SU53357A1 - Bimetallic thermocontact device : en ru
  • SU54055A1 - Bilateral amplifier with an angi-generator : en ru
  • DE653867C - Device for cutting or crushing tobacco or the like. : de en
  • GB475885A - Improvements in or relating to electric fires : en
  • US2100334A - Indicator : en
  • FR821444A - Process for the retardation of bakery doughs : en fr
  • DE653761C - Feeding device for shaft ovens : de en
  • FR821259A - Improvements to gearboxes : en fr
  • AU102529B2 - Improvements in the construction of retorts or chambers for the carbonisation of coal : en
  • US2100616A - Sash mounting : en
  • GB475963A - Control mechanism for electric motors : en
  • AU102547B2 - Relaxation apparatus : en
  • CA370271A - School desk : en fr
  • US2100727A - Motor control system : en
  • AU526336A - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • US2100792A - Sulphur dioxide recovery process : en
  • USD107252S - Design for a picture frame stand : en
  • AU102551B2 - Improvements in and relating to electric water heaters : en
  • AU488636A - Improvements in or relating to spring seats or upholstery : en
  • CH194215A - Closing device, in particular for gas protection systems. : de en
  • CA370307A - Rug needle : en fr
  • DE631805C - Device for radio beacons with swiveling of the directed radiation in the rhythm of identification signals : de en
  • SU52286A1 - Device for suspension of bushings of insulators on supports of overhead transmission lines : en ru
  • US2100901A - Method of making a carburizing box with centrifugally cast side walls : en
  • CA370202A - Rubber product : en fr
  • CH194180A - Device for carrying out adsorption processes. : de en
  • CH194281A - Process for the production of 1-ascorbic acid. : de en
  • CA370301A - Elastic plaster bandage : en fr
  • AU102549B2 - An adjustable drenching device : en
  • BE424076A - : en fr
  • USD107283S - stinson : en
  • PL25653B1 - A method of producing mechanical vibrations in specific directions and a device for carrying out this method. : en pl
  • PL25724B1 - A motor vehicle or tractor with three or more driving axles. : en pl
  • US2100713A - Covered ladle : en
  • SU52216A1 - Labyrinth sealing steam turbines : en ru
  • SU53998A1 - Cable crane : en ru
  • CA370228A - Metal refining apparatus : en fr
  • CH194211A - Toy. : de en
  • PL25648B1 - A method of increasing the lint resistance of materials made of fibers containing cellulose. : en pl
  • SU52066A1 - Stamp for the manufacture of nuts : en ru
  • SU53337A1 - Device for automatic shutdown of a trolley line when one of the wires is broken : en ru
  • CA370204A - Seat back springs : en fr
  • CH194248A - Internal combustion engine. : de en
  • CH194322A - Anti-slip device for tractor wheels. : en fr
  • AU102531B2 - Improvements in refrigerators : en
  • AU487236A - Means for and method of determining the locality and / or nature of mechanical defects in mechanism : en
  • CH194187A - Process for the preparation of 6-ethoxyphenthiazthionium chloride. : en fr
  • DK53926C - Apparatus for the transmission of Signs of any kind. : da en
  • SU52199A1 - Device for washing out sand plugs in oil wells : en ru
  • US2100988A - Smoking pipe : en
  • SU52116A1 - Double wagon scales : en ru
  • AU102521B2 - Improvements in hollow walls andin plates for their construction : en
  • AU535636A - Process forthe production of lubricating oils : en
  • SU51115A1 - The method of assembling shoes from rubberized materials : en ru
  • AU484436A - Improvements in methods of and apparatus for clarifying, separating and deodorizing milk and cream : en
  • DE653693C - Adhesive application device for sheet layers consisting of stacked workpieces : de en
  • DE653830C - Impact protection for turntable ladders : de en
  • CH194266A - Overcurrent switch with electromagnetic and thermal release. : de en
  • USD107222S - Design fob a toy telephone : en
  • CH194124A - Process for fixing covering elements on floors, walls or other supports. : en fr
  • CH194265A - Electrodynamic toggle relay to protect electrical systems. : de en
  • FR821222A - Stretch shape for hats : en fr
  • PL25603B1 - Flat grate. : en pl
  • SU51948A1 - Method of demolding reinforced concrete floors : en ru
  • US2100452A - Cementing machine : en
  • US2100658A - Building-block : en
  • SU53586A1 - Ejector multi-jet barrel for air mechanical foam : en ru
  • US2100505A - Tile roofing : en
  • AU479336A - Improved machine for reclaiming gold : en
  • CH194115A - Device for cleaning the outside of manure hoses. : de en
  • CH194189A - Process for the preparation of a black disazo dye. : de en
  • CH194243A - Built-in flush valve with pipe interrupter. : de en
  • CH194296A - Process for making the detuning of receivers of wireless reception technology visible. : de en
  • DE653818C - Skin removal knife disc : de en
  • CA370292A - Automobile body lifting cradle : en fr
  • GB476010A - Process for the manufacture of metal bands provided with colour printing : en
  • BE424227A - Method and device for coating internal surfaces of iron tubes with molten non-ferrous metal : en fr
  • CH194328A - Railway train with single-axle wagons and at least one multi-axle wagon in between. : de en
  • DE652113C - Fountain pen with a piston receiving elastic sealing bag which can be moved by a piston rod : de en
  • DE653840C - Device for discharging the exhaust gases for vehicles with steam or internal combustion engine drives : de en
  • CA370252A - Coin selecting mechanism : en fr
  • CH194128A - Connection of railroad tracks at the butt joint. : de en
  • SU51845A1 - The method of preparation of molding compounds and molding ink : en ru
  • SU51058A1 - A method of making seamless eternal feathers and other hollow products from sheet celluloid : en ru
  • US2100327A - Pasteurizing system : en
  • US2100539A - Antiskid device : en
  • US2100617A - Automobile lift : en
  • CA370236A - Shaft packing : en fr
  • CH194249A - Piston engine, in particular internal combustion engine. : de en
  • CH194221A - Photoelectric exposure meter with a device for limiting the opening of the light bundle acting on a photoelectric cell. : de en
  • CH194264A - Contact selector driven by a synchronous motor, especially for remote control systems. : de en
  • AU434836A - An improved device forthe retention and release of water in cisterns : en
  • AU538336A - Improvements in tubular electric incandescent lamps : en
  • CH194139A - Connection piece for windows and doors. : de en
  • PL25720B1 - Device of oblique spindles in a double thread machine. : en pl
  • US2100590A - Toy airplane : en
  • US2100959A - Cork insert girt : en
  • SU51365A1 - Device for regulating the coolant supply to the transformer : en ru
  • SU51971A1 - Safety device for gas lighting or heating devices : en ru
  • US2100321A - Tire inflation device : en
  • PL25670B1 - The method of obtaining pure mixture of carbon monoxide and hydrogen. : en pl
  • SU51740A1 - Valve to regulate the flow through the pipes : en ru
  • SU51999A1 - Belt drive : en ru
  • SU53668A1 - Tool for grinding intake tap : en ru
  • CA370283A - Mineral flotation : en fr
  • AU102537B2 - Improvements in pipe cleaning devices : en
  • CA370318A - Jam, marmalade or preserves : en fr
  • SU52686A1 - Tool for harvesting cotton bushes, etc. : en ru
  • US2100833A - Damping device for indicating instruments : en
  • GB475958A - Electrolytic condensers : en
  • GB475953A - Improvements in and relating to electric transformers : en
  • CA370273A - Wear resisting alloy surface : en fr
  • FR821302A - Device for high frequency signals : en fr
  • US2100895A - Lining for vessels : en
  • SU51460A1 - Thresher : en ru
  • SU51549A1 - Cleaver for cutting round discs into small pieces : en ru
  • FR821323A - Improvements to breaker-contactors : en fr
  • FR821425A - One-piece metal framing strip with high load bearing capacity : en fr
  • DE653700C - Rim for pneumatic vehicle wheels : de en
  • FR821283A - Direct reading psychrometer : en fr
  • USD107246S - Design for a pood cutting board : en
  • SU50961A1 - Curve Breaker : en ru
  • SU52261A1 - Device for forced shutdown of the drawing drum : en ru
  • SU53963A1 - Method and machine for pleating fabrics : en ru
  • DE653681C - Cleaning device for sweeping purposes with an electrically chargeable friction body : de en
  • SU50704A1 - Apparatus for testing leather and similar materials for wear : en ru
  • US2100670A - Apparatus for the separation of solid materials of different specific gravities : en
  • SU51359A1 - Brake : en ru
  • US2100800A - Grapple-fork : en
  • AU526636A - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • DE653608C - Control for injection molding machines operated with liquid pressure : de en
  • DK53923C - Procedure for softening and subsequent fixing of stitches in knitwear and similar fabrics, preferably of artificial silk. : da en
  • GB476078A - Improvements in or relating to the playing back of records : en
  • GB476173A - Process for stabilising asphalt : en
  • AU486436A - Improvements in pipe cleaning devices : en
  • CH194162A - Device on paint brushes, wipers and the like for attaching the handle to the brush part. : de en fr
  • US2100699A - Shingle : en
  • US2100947A - Step joint : en
  • US2100880A - Method of flash welding : en
  • USD107218S - Design for a shoe : en
  • US2100974A - Soldering preparation : en
  • SU51278A1 - Portable handheld machine for boring conical breathing holes : en ru
  • USD107249S - Design for a vanity case : en
  • DE653823C - Cooling bed with stepped groups of run-up channels : de en
  • DE653843C - Procedure for reversing the direction of rotation of a separately excited DC motor : de en
  • FR821182A - Method and machine for hermetically sealing metal containers : en fr
  • US2100346A - Intaglio printing elements and method of producing the same : en
  • US2100826A - Water closet : en
  • PL25723B1 - A method for introducing a single thread in a needle grapple loom and an apparatus for carrying out the method. : en pl
  • US2100382A - Weaving device : en
  • US2100982A - Device for blacking sights of weapons : en
  • US2100469A - Germicide and fungicide composition : en
  • FR821312A - New skill game : en fr
  • CA370199A - Liquid container : en fr
  • CH194144A - Portable gas stove. : en fr
  • US2100410A - Take-down firearm : en
  • DE653789C - Method for operating a grid-controlled converter system that couples a multi-phase network with a single-phase network that sometimes operates without an exciting clock generator (synchronous generator) : de en
  • GB475983A - Improvements in and relating to tool holding chucks : en
  • GB476002A - Measuring device for indicating the quantity of fuel filled into the fuel tank of a motor vehicle : en
  • GB476029A - An improved gas extracting terminal for a flue or ventilating duct : en
  • DE653520C - Transmitter arrangement for directing the blind landing of aircraft on a landing line : de en
  • SU52169A1 - Water level gauge : en ru
  • US2100502A - Weld testing device : en
  • US2100684A - Well bridging, cementing, whipstock, and milling apparatus : en
  • US2100948A - Apparatus for stringing rackets : en
  • FR821266A - Wrench to unscrew the freewheel gears : en fr
  • AU485836A - Improvements in or relating to variable condensers : en
  • US2100402A - Multiband inductance unit : en
  • FR821246A - Method and device for electric arc welding : en fr
  • GB476160A - Apparatus for obtaining variable speed reduction : en
  • DE653698C - Braking device for motor vehicles : de en
  • DE653842C - Device for controlling remote moving organs or for reporting the position of these organs to one or more monitoring stations : de en
  • FR821285A - dual voltage equipment for electric train lighting : en fr
  • GB476096A - Improvements in or relating to hair curlers : en
  • GB475948A - Process for the manufacture of barbituric acid compounds : en
  • GB476053A - Improvements relating to window operating mechanisms : en
  • DE653757C - Machine for inserting square eyelets : de en
  • FR821184A - X-ray diffuser screen : en fr
  • FR821229A - Process and device for the low-temperature distillation of fuels in horizontal chamber furnaces : en fr
  • GB476012A - Improvements in and relating to drives for spinning buckets : en
  • GB476127A - Improvements in impulse transmitters for automatic telephone systems : en
  • GB475991A - Improvements in and relating to motor vehicle chassis : en
  • GB476228A - Device for testing insulators on live high-tension transmission systems : en
  • GB476294A - Improvements in evaporators of refrigerating apparatus : en
  • DE653821C - Process for the surface treatment of tin objects : de en
  • AU102563B2 - Improvements inthe manufacture of collapsible gates : en
  • US2100406A - Air deflecting device for automobiles : en
  • GB476196A - Improvements in or relating to brassieres : en
  • DE653610C - Device for the mutual locking of telescoping tubes, in particular telescopic umbrella sticks which can be pushed together : de en
  • PL25700B1 - A device for grinding the stalks of stalks. : en pl
  • US2100343A - Fluid actuated device : en
  • USD107251S - Design for a file display box : en
  • FR821154A - Double-acting, adjustable hydraulic valve : en fr
  • CH194244A - Coupling device. : en fr
  • GB475990A - Improvements in cords, strands and similar products : en
  • US2100537A - Ferrous metal : en
  • US2100565A - Automatic change speed transmission : en
  • GB476721A - Improvements in and relating to radio direction finding apparatus : en
  • GB476134A - Improved process of high vacuum distillation : en
  • DE653874C - Circuit arrangement for initiating switching operations in telephone systems, in particular via two-wire lines : de en
  • US2100842A - Charge storage tube : en
  • AU102512B2 - Improvements in or relating to processes for the production of magnesium from dolomitic ores : en
  • AU102560B2 - Improvements in and connected with flexible power transmission drives : en
  • AU102506B2 - Improvements in and relating to adjusting mechanism for connecting tractor implements to tractors : en
  • PL25679B1 - Shaving implement. : en pl
  • CH194240A - Filter attachment for cigarettes and cigars. : de en
  • US2100872A - Visor construction : en
  • CH194154A - Taburett usable as a children's table. : de en
  • FR821236A - Rims for vehicle wheels and their manufacture : en fr
  • FR821324A - Improvements in electromagnetic machines and devices and their manufacturing processes : en fr
  • FR821174A - Piston : en fr
  • US2100391A - Vitreous compositions or glasses : en
  • FR821219A - Improvements to so-called "moulder" machines for bakery and pastry making : en fr
  • CA370256A - Dry kiln : en fr
  • CH194127A - Device for holding iron scaffolding girders. : de en
  • FR821261A - Artillery gun pointing system and devices : en fr
  • FR821379A - Making screw connections using long threaded bolts : en fr
  • CA370253A - Metallurgical process : en fr
  • SU53202A1 - Rail carriage : en ru
  • US2100413A - Fuse link for expulsion fuses : en
  • USD107255S - Design for a tinsel ornament for : en
  • SU51769A1 - Variable electric capacitor : en ru
  • SU52158A1 - Cartridge for automatic clamping of the glass stopper in the machine for grinding the stoppers to the vials : en ru
  • US2100467A - Telemetering system : en
  • CH194193A - Process for the preparation of a polymethine dye. : de en
  • US2100433A - Production of dextrose : en
  • US2100731A - Polyphase meter casing : en
  • CA370298A - Headlight : en fr
  • USD107297S - Design for a dress : en
  • CA370291A - Water heating system for bottle washing machines : en fr
  • CH194168A - Process of treating fabrics, with the aim of giving them a decorative appearance. : en fr
  • CH194251A - Cylinder liner cooling device for internal combustion engines with pistons rotating in opposite directions. : de en
  • DE653679C - Overstocking without forefoot for leg bandages : de en
  • US2100705A - Method of producing tapered gears : en
  • US2100753A - Circuit interrupter : en
  • US2101001A - Building construction : en
  • DE653729C - Air space-insulated wire for high-frequency cables with one or more tubular spacers made of polystyrene or similar materials arranged around the conductor : de en
  • SU51713A1 - Device for shooting cross profiles : en ru
  • CH194186A - Process for the production of a new textile auxiliary. : de en
  • CA370275A - Wheel gauge : en fr
  • CH194235A - Ring-blade saw for cutting wood. : en fr
  • SU51678A1 - Pump Letestyu, descending into the well for pumping on a wire rope : en ru
  • SU52168A1 - Method for the production of soda method Silva : en ru
  • SU53365A1 - Amplifier for centimeter waves : en ru
  • US2100863A - Electric valve circuit : en
  • US2101003A - Elastic strand : en
  • BE424310A - Process for manufacturing artificially shaped wooden sheets : en fr
  • CA11760S - Tire : en
  • AU488936A - Nozzle for atomizing cement slurry : en
  • US2100472A - Barge : en
  • US2100475A - Spring seat construction : en
  • US2100481A - Fan : en
  • SU51834A1 - In the hall apparatus for cleaning machines : en ru
  • USD107289S - Design for a piano case : en
  • AU102526B2 - Improvements in or relating to electric discharge lamps : en
  • CA370322A - Coating applying means to blades : en fr
  • CH194343A - Process for the production of a new textile auxiliary. : de en
  • CA370215A - Amplifier volume control : en fr
  • DE653609C - Garden umbrella with a base and a multi-part table top that is detachably attached to the umbrella pole : de en
  • DE653617C - Jacket for furnace inserts for space heating ovens : de en
  • DK53940C - Automatic Stop Mechanism for Gramophones. : da en
  • GB476093A - Improvements in and relating to devices for carrying away the exhaust in vehicles driven by steam or internal-combustion engines : en
  • GB476176A - Improvements relating to electrical relays : en
  • SU52180A1 - Mobile mechanical landmark : en ru
  • PL25694B1 - Raw phosphoric acid purification method. : en pl
  • US2100490A - Cooling system : en
  • US2100533A - Condensation products of 1-aminoanthraquinone 2-phenyl azomethine : en
  • CA370265A - Electric speedometer : en fr
  • CH194198A - Process for the production of a fertilizer. : de en
  • CA370270A - Electric separator for coal : en fr
  • CA370321A - Fireplace heater : en fr
  • SU52215A1 - Vomer for narrow seeding : en ru
  • CA370226A - Copper melting method : en fr
  • CH194255A - Process for joining and repairing electrical cables, and cable treated by this process. : en fr
  • CH194138A - Bar door lock. : de en
  • AU102544B2 - Improvements in or relating to resilient means. for fastening rails to wooden sleepers : en
  • SU52255A1 - Side grouser : en ru
  • US2100764A - Deodorizer : en
  • US2100323A - Automotive truck body : en
  • US2100566A - Router : en
  • GB475918A - Navigation instrument : en
  • CA370303A - Indented paper sheet : en fr
  • CH194344A - Process for the preparation of a polyazo dye. : de en
  • CH194274A - Protection against withdrawal of oxygen and against flashbacks in gas lines. : de en
  • PL25606B3 - A method for the continuous manufacture of sheets from rubber dispersions. : en pl
  • US2100395A - Molding of pulp : en
  • US2100686A - Talking machine : en
  • US2100694A - Skid carrier for motor vehicle transports : en
  • US2100785A - Ridge ventilator : en
  • USD107211S - Design for a shoe : en
  • AU96337A - Improvements in the construction of retorts or chambers for the carbonisation of coal : en
  • AU155237A - Improvements in extensible pipe-joints for beer-lines andthe like : en
  • BE424051A - : en
  • US2100820A - Lug strap holder : en
  • FR821352A - Device for the diascopic projection of images from relay screens of cathodic oscillographs : en fr
  • PL25638B1 - Base for stacking the holders, containing the stacked coins, and the associated holder. : en pl
  • US2100920A - Unitary structure for supporting photoprinting apparatus : en
  • US2100846A - Cutter for sheet material : en
  • PL25660B1 - A method of producing a metallurgical item. : en pl
  • SU52270A1 - Device for hot metal briquetting : en ru
  • PL25677B1 - The method of producing electrodes of electrolytic capacitors. : en pl
  • SU52156A1 - The mechanism for maintaining the constant angle of entry into the soil of the working bodies of the cultivator : en ru
  • US2100421A - Game : en
  • USD107296S - Design for a dress : en
  • PL25672B1 - A method of producing an oil suitable especially for use in the textile and tanning industry. : en pl
  • US2100314A - Liner for bearings : en
  • US2100482A - Filter : en
  • US2100629A - Transmission : en
  • US2100958A - Dry masonry : en
  • PL25690B1 - Method for producing hydrogen peroxide. : en pl
  • SU52059A1 - Clockwork : en ru
  • US2100746A - Gettering vacuum tube : en
  • CA370243A - Shaped article production : en fr
  • SU52285A1 - Machine for cleaning oats from oats : en ru
  • US2100992A - Refrigerator structure : en
  • DE653831C - Burner tip with exchangeable nozzle insert : de en
  • GB475980A - Improvements in and relating to gas masks : en
  • GB476068A - Improvements in or relating to looms for weaving axminster carpets and like tufted pile fabrics : en
  • GB476305A - Improvements in or relating to apparatus for cycle race games : en
  • DK53947C - Combination weld. : da en
  • SU51739A1 - Foldable bicycle frame : en ru
  • GB475892A - Improvements in or relating to automatic sheet feeding machinery : en
  • GB475957A - Improvements in or relating to talking machines : en
  • FR821223A - Disc brake for vehicles : en fr
  • DE653739C - Method and device for lining centrifugal casting molds : de en
  • AU58037A - Improvements in or relating to electric discharge tubes : en
  • CH194254A - Refrigerator appliance. : en fr
  • GB475970A - Improvements in or relating to self-filling fountain pens : en
  • AU483936A - Improvements in or relating to the control and regulation of electric currents : en
  • US2100841A - Image analysis tube : en
  • SU52186A1 - Device for pouring metal under pressure : en ru
  • FR821412A - My perfected hine for sawing stones : en fr
  • USD107275S - Design for a sanding machine : en
  • FR821183A - Improvements made to means to facilitate the evacuation of a ship in distress, in particular a liner : en fr
  • AU102668B2 - Threshing apparatus : en
  • CH194123A - Methods of controlling pests. : de en
  • AU37137A - Improvements in glass insulators : en
  • US2100914A - Storage battery : en
  • DK53930C - Method and Apparatus for Determining the Position of a Movable Body. : da en
  • GB476153A - Improvements in telescope objectives : en
  • US2100488A - Brake adjustment : en
  • FR821430A - Car brake retainer : en fr
  • US2100526A - Buckle : en
  • GR6983B - ΒΟΣΤΡΙΧΟΠΛΟΚΟΝ. : el en
  • CH194316A - Caterpillar. : de en
  • GB475905A - Improvements in or relating to machine parts or constructional parts : en
  • SU52243A1 - Device for braking the shuttle in the shuttle box of the loom : en ru
  • US2100451A - Building construction : en
  • CH194149A - Device for removing the fat sheen on worn clothing. : de en
  • FR821210A - Manufacturing process of cylinders and liners of internal combustion or internal combustion engines : en fr
  • FR821361A - Bottom-loading hearth enhancements for Lancashire or other boilers with cylindrical flues : en fr
  • FR821179A - Device for distributing and grouping objects for shipment : en fr
  • GB476060A - Improvements in and relating to telescopic umbrella frames : en
  • DK53928C - Telephone system. : da en
  • GB475974A - Improvements in or relating to electrically operated hand-tools : en
  • SU52239A1 - Carburetor for liquid and gaseous fuel : en ru
  • PL25674B1 - Machine for making foldable boxes or boxes. : en pl
  • FR821290A - Adjustable oscillating circuit for ultra-short waves : en fr
  • GB476124A - Improvements in or relating to tachometers of the pressure-difference, gauge type : en
  • SU52197A1 - The mechanism for conical winding on flax naters : en ru
  • FR821426A - Oil burner, especially heavy oil : en fr
  • DE653815C - Liquid shock absorbers, especially for cars : de en
  • GB476145A - Improvements in hats : en
  • GB476038A - Improvements in bust supporters : en
  • GB476149A - Compensating wheeled structure : en
  • FR821356A - Improvements to reverse gear locking mechanisms or freewheel clutches : en fr
  • GB476213A - Cylinder surfacing tool : en
  • SU54310A1 - Adaptation to the wind-up mechanism of Morse telegraph apparatus : en ru
  • US2100536A - Reed hook : en
  • US2100454A - Humidifier : en
  • US2100962A - Ventilating apparatus for toilets : en
  • US2100970A - Automatic safety brake for motor vehicles : en
  • PL25671B1 - Kfc-34 b, 3/30, Machine for slicing or grating food products. : en pl
  • US2101009A - Radio tuning apparatus : en
  • FR821157A - Cage for unwinding and handling balls of twine, used in binder harvesters, and for packaging : en fr
  • GB476224A - Improvements in or relating to electric interrupting devices : en
  • GB476225A - Improvements in supporting posts or struts specially applicable to pit props : en
  • AU102555B2 - Magnetron valve for generating short and very short electric waves : en
  • US2100499A - Harrow : en
  • US2100619A - Method for making pawl or detent means : en
  • US2100672A - Photographic camera : en
  • US2100875A - Illuminated measuring device : en
  • FR821431A - Method and installation for coupling electric generators : en fr
  • FR821291A - Process for achieving rapid ripening of alkali cellulose : en fr
  • AU93937A - Improved parasiticidal compositions and their manufacture : en
  • DE653669C - Airspace-insulated high-frequency line : de en
  • GB475921A - Improvements in and relating to road vehicle bodies : en
  • SU50971A1 - The method of obtaining asphalt : en ru
  • GB476033A - Improvements in or relating to gyroscopes : en
  • AU146437A - Electric welding : en
  • CA370254A - Tablet crushing and dispensing device : en fr
  • PL25709B1 - Method for producing hydrogen peroxide. : en pl
  • PL25721B1 - A method of producing stable fish oil emulsions containing phosphorus. : en pl
  • DE653636C - Sandblasting blower : de en
  • US2100595A - Manufacture of artificial silk : en
  • US2100651A - Manufacture of curviform hollow articles from binder-impregnated water-laid felts : en
  • GB476143A - Manufacture of new diazo preparations : en
  • PL25645B1 - Ball bearing. : en pl
  • SU52150A1 - Device for simultaneous operation of multiple perforators : en ru
  • DE653799C - Scaffolding clamp with a U-shaped coupling link : de en
  • FR821335A - Vending machine : en fr
  • SU51992A1 - The device for removing the profile of the rear fillet of the neck of the car axle : en ru
  • US2100439A - Blower or fan : en
  • SU52252A1 - Method and device for cleaning snow tracks : en ru
  • US2100675A - Fruit and vegetable washer : en
  • US2100957A - Metal building structure : en
  • USD107267S - Design for a button : en
  • GR6982B - METHOD OF PREPARATION OF LIQUID POLISHING OF FLOORS, FURNITURE ETC. (FLUID PARQUET). : el en
  • DE653668C - Circuit arrangement for preventing the emission of dialing currents with the hook switch, in particular for coin telephones : de en
  • GB475975A - Improvements in and relating to potters' jolleys : en
  • GB476120A - Improvements in and relating to circuit arrangements for quenching arcs in electric discharge vessels : en
  • GB476221A - Improvements in wire coiling or like machines : en
  • DE653705C - Mass for fireproof objects, abrasives, etc. like : de en
  • GB475997A - Improvements in or relating to steam plant : en
  • USD107240S - Design for a shoe : en
  • US2100729A - Towel dispensing apparatus : en
  • US2100544A - Spring structure : en
  • US2100779A - Latch for safety hooks : en
  • GB476132A - Improvements in electric discharge devices : en
  • US2100625A - Venetian blind : en
  • DE653657C - Process for exploiting low temperature gradients : de en
  • GB476123A - Improvements in or relating to start stop telegraph apparatus : en
  • GB476027A - Improvements in or relating to lamp shades : en
  • US2100547A - Supplementary controlled draft for fuel burners : en
  • US2100700A - Relaxation oscillation generator : en
  • DE653478C - Smoldering furnace for coal : de en
  • FR821421A - Improved process for giving smooth surfaces to metals and metal parts by annealing them to restore their ductility : en fr
  • GB475883A - Improvements in or relating to sliding windows : en
  • GB475893A - Method of and means for manufacturing fish-liver meal and oil from fish-liver : en
  • FR821181A - Improvements to control circuits and in particular to tuning circuits. s. f. : en fr
  • CH194260A - Process for the production of dielectrically low-loss ceramic insulating bodies containing magnesium silicate. : de en
  • AU102528B2 - Improved parasiticidal compositions and their manufacture : en
  • AU114437A - An improved carburetter for internal combustion engines : en
  • SU52254A1 - Camshaft grinding machine : en ru
  • AU102581B2 - Improvements in or relating tothe manufacture of textile materials : en
  • CH194216A - Adjustment and centering device on drilling machines, in particular on fine boring mills. : de en
  • US2100806A - Carpet and floor cleaner : en
  • CA370294A - Gas burner : en fr
  • US2100531A - Mixed chloro-fluoro anthraquinone acridones : en
  • US2100577A - Method and apparatus for making relatively long lengths of latex sheeting : en
  • PL25609B1 - Timing device for internal combustion engines with counter-rotating pistons, working in two cylinders with a common combustion space. : en pl
  • SU52823A1 - Hollow porcelain insulator : en ru
  • US2100528A - Attachment for type casting machines : en
  • CH194137A - Painting lock. : de en
  • GB476037A - Improvements in tip-wagons and trucks : en
  • SU52123A1 - The device for otsyasyviya val on kardmashiny on the go : en ru
  • US2100772A - Heater : en
  • USD107224S - Design for a brocatelle fabric : en
  • SU51572A1 - Device for magnetic flaw detection of rails : en ru
  • US2100853A - Display device : en
  • FR821161A - Vaporizer improvement : en fr
  • DK53952C - Made for Shooting Multiple Automatic Firearms. : da en
  • US2100606A - Superheterodyne receiving system : en
  • US2100640A - Cutter mounting : en
  • DE653762C - Dry process : de en
  • DK53936C - Soot blower. : da en
  • GB475922A - Improvements in or relating to machines for cutting, embossing and printing sheets of paper and cardboard : en
  • SU52222A1 - Centrifuge for water treatment : en ru
  • FR821319A - Receiver relay for remote control systems, in particular for remote control systems using superimposed currents : en fr
  • AU486336A - Improvements in or relating to hydraulic power transmissions : en
  • SU51807A1 - Bicycle lock : en ru
  • GB476018A - Improvements in or relating to thermionic valve circuits : en
  • DE653630C - Device for filling containers with lumpy goods, in particular horizontal pulp digesters with chips : de en
  • DE653692C - Process for improving the swellability of semolina, in particular wheat semolina : de en
  • US2101011A - Fare receptacle : en
  • US2100721A - Buried type distribution transformer : en
  • US2100340A - Buffing wheel : en
  • FR821196A - Device for fixing any objects to the exterior of a closed car : en fr
  • DE653727C - Process for the production of permanent magnets from iron-nickel-aluminum alloys : de en
  • US2100432A - Railway signaling system : en
  • DE653731C - Device for inserting a neutral conductor into the fold gap on the surface of the longitudinally folded sheet metal jacket of an electrical conductor, especially for high-voltage rubber cables : de en
  • FR821362A - Improvements to centrifugal pumps with axially displaceable shaft : en fr
  • CA370232A - Bread or dough feeding mechanism : en fr
  • SU52155A1 - Device for automatically checking the presence of a hole in the leg of an electric lamp : en ru
  • SU52190A1 - Gland for float regulators : en ru
  • US2100851A - Hair curler : en
  • SU51551A1 - Hydraulic valve : en ru
  • SU51754A1 - Shock absorber to press type "Ideal" with drawstring : en ru
  • SU52238A1 - Ice breaker : en ru
  • US2100330A - Pasteurizing apparatus : en
  • CH194294A - Radio-receiver device fitted with a loudspeaker and an adjustment device associated with a locating dial. : en fr
  • DE1422525U - : de en
  • SU52223A1 - Installation for evaporation of phenolic waters of gas generating stations : en ru
  • US2100854A - Generator regulation : en
  • US2100366A - Valve : en
  • US2100453A - Tuning dial for radio sets : en
  • US2100612A - Trailer : en
  • SU52075A1 - Method for separating zirconium oxide hydrate : en ru
  • SU52300A1 - Tool for clamping the weaving loom roller to the shaft : en ru
  • AU102527B2 - Improved parasiticidal compositions and their manufacture : en
  • GB476231A - Improvements in transportation vehicles : en
  • GB476154A - Improvements relating to the shedding mechanism of looms for weaving : en
  • CH194135A - Cylinder lock. : de en
  • US2100849A - Conversion of hydrocarbon oils : en
  • SU52106A1 - Compression Tester : en ru
  • US2100324A - Rock drill rotation means : en
  • FR821432A - Rail traffic control device : en fr
  • US2100829A - Draftless ventilating window : en
  • CH194239A - Locking device on wrenches. : de en
  • FR821241A - Improvements to the blades for aircraft lift rotors : en fr
  • CA370229A - Insulated conductor manufacture : en fr
  • CA370248A - Metal decorating method : en fr
  • FR821281A - Improvements to methods of using contact galvanometers and to control, command or signaling devices using such galvanometers : en fr
  • SU52056A1 - Plummet : en ru
  • US2100723A - Electron discharge device : en
  • US2100928A - Closure for wall openings : en
  • US2100794A - Manufacture of shoes : en
  • AU94037A - Improved parasiticidal compositions and their manufacture : en
  • FR821268A - Improvements to the closure of wrapped or similar packages : en fr
  • GB476293A - Improvements in or relating to mowing machines : en
  • US2100809A - Self-starting single phase alternating current induction motor : en
  • CH194271A - Electronic multiplier. : en fr
  • CH194360A - Process for the preparation of an azo dye. : de en
  • CH194321A - Small car. : de en
  • US2100984A - Adapter for incandescent bulbs : en
  • USD107291S - Design for a skirt : en
  • AU81037A - Improvements in blowfly traps : en
  • BE424147A - : en
  • US2100765A - Photo-sensitive apparatus : en
  • US2100415A - Wood joining article : en
  • US2100836A - Light modulating cell : en
  • SU51443A1 - A method of manufacturing concrete and reinforced concrete stair steps : en ru
  • US2100997A - Pressure control device : en
  • USD107282S - Design for a chair : en
  • SU51465A1 - Lag Testing Device : en ru
  • US2100689A - Elastic suspension system : en
  • CH194116A - Hand rake. : de en
  • DE653685C - Process for the production of objects made of rubber or the like with a spongy or cellular structure : de en
  • DE653805C - Device for the development and control of high-tension gases : de en
  • DE653750C - Stabilizing device for motor vehicles : de en
  • AU135637A - Improvements in aluminium alloys andthe production thereof : en
  • DE653793C - Device for the production of dense cast blocks : de en
  • BE423874A - : en fr
  • US2100336A - Mining apparatus : en
  • PL25649B1 - Method for producing butanol from ethyl alcohol. : en pl
  • SU51594A1 - A way to pour glass products : en ru
  • US2100998A - Preservation of rubber : en
  • SU50992A1 - The method of obtaining plasticizer : en ru
  • SU52051A1 - Method for preparing polyglycerol esters : en ru
  • US2100349A - Hand brake mechanism : en
  • US2100495A - Fluid meter : en
  • SU51983A1 - Silicocalcium melting method : en ru
  • SU51556A1 - Thermostatic cabinet, mainly for mycological purposes : en ru
  • SU52103A1 - A machine for stretching the fabrics to be painted and similar materials. : en ru
  • US2100313A - Traffic control system : en
  • US2100656A - Tubulating machine : en
  • US2100878A - Sintering system : en
  • CH194173A - Adjustable button fastening for buckle shoes. : de en
  • AU102513B2 - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • USD107259S - Design for a shoe or similar article : en
  • FR821375A - Process for the production of cast activated carbon and resulting products : en fr
  • PL25717B1 - A method of applying an etchable background to a copper fabric printing roll by means of reprinting and an apparatus for carrying out the method. : en pl
  • PL25639B1 - Electric discharge lamp. : en pl
  • US2100341A - Shoe bottom coating machine : en
  • US2100682A - Cinder and ash remover : en
  • US2100725A - Locking device for attaching a part having a bore to a shaft : en
  • CA370225A - Cast copper : en fr
  • SU50567A1 - The way to eliminate temperature effects on the generator : en ru
  • CH194118A - Mower for pulling animals and with a motor for driving the cutting unit. : de en
  • AU102550B2 - Improvements relating to pneumatic picks, forthe reduction of noise and dustin their operation : en
  • CH194167A - Process for increasing the wetting and penetration efficiency of alkalizing liquids of at least 15 º Bé. : de en
  • CH194282A - Device intended to serve as a container for a medicament and as a pump for the introduction of the medicament into a cavity of the human body. : en fr
  • CA370274A - Telephone dialling plate device : en fr
  • SU51485A1 - Method of lighting rooms for working with photosensitive materials : en ru
  • AU102530B2 - Improvements in aluminium alloys andthe production thereof : en
  • US2100344A - Buffing hood : en
  • CA370263A - Subterranean structure : en fr
  • US2100466A - Means for promoting combustion in internal combustion engines : en
  • GB476171A - Improvements relating to tubular walls for heating or cooling apparatus : en
  • GB476191A - Process for the decomposition of cellulosic materials with the aid of hydrogen fluoride to yield products that are of low molecular weight up to the point of solubility in water : en
  • PL25688B1 - Gas mask. : en pl
  • SU51109A1 - Device for supplying sludge to a rotary kiln : en ru
  • SU52057A1 - Copper Stamp Fiber Mechanical Finishing Machine : en ru
  • US2100979A - Foldable seat : en
  • DE653882C - Iron circular or arched pit lining : de en
  • FR821373A - Frequency stabilized thermionic valve oscillation generators : en fr
  • DE653357C - Absorption refrigeration machine working according to the absorption principle : de en
  • US2101010A - Bread slicing machine : en
  • USD107270S - Design for an air heater unit : en
  • FR821315A - Starter for internal combustion engines and similar machines : en fr
  • US2100397A - Pocket cigarette roller : en
  • CH194352A - Process for the preparation of a new derivative of an azo dye. : de en
  • US2100570A - Anchoring device : en
  • USD107280S - Design foe a multiple trough out : en
  • SU53125A1 - Radio receiver : en ru
  • US2100868A - Slip cover for furniture : en
  • DE653722C - Dry absorption chiller : de en
  • BE424218A - Improvement in attack devices for drive axles of vehicles with electric motors : en fr
  • AU102546B2 - Improvements in telephone or like systems : en
  • BE423932A - : en
  • CH194347A - Process for the preparation of a new derivative of an azo dye. : de en
  • FR821365A - Sleeve pipe joint : en fr
  • FR821410A - Improvements to curved, variable, airplane wings : en fr
  • CH194232A - Machine tool for drilling, milling, countersinking and reaming holes. : de en
  • AU102578B2 - An improved device forthe retention and release of water in cisterns : en
  • PL25702B1 - Embedding of the shafts. : en pl
  • SU51555A1 - Support device for the lying field : en ru
  • SU51628A1 - The method of obtaining polynitrophene derivatives of 4-sulfonic acid diphenyl ether : en ru
  • US2100972A - Air compressor : en
  • DE1422364U - : de en
  • BE424061A - : en
  • US2100363A - Animal trap : en
  • US2100673A - Device fob the combined control of : en
  • CH194366A - Device for starting induction motors with short-circuited rotor. : de en
  • PL25673B1 - Device for displaying numbers. : en pl
  • US2100403A - Display device : en
  • USD107286S - Design for a tire : en
  • CH194348A - Process for the preparation of a new derivative of an azo dye. : de en
  • SU51564A1 - The method of obtaining krypton and xenon : en ru
  • CA370214A - Deacetylated chitin composition : en fr
  • DE653854C - Method and device for the automatic determination and control of the fat content of cream coming from centrifugal machines or a mixture of cream and skimmed milk : de en
  • SU50990A1 - The method of obtaining acid-containing organic compounds : en ru
  • SU52218A1 - Drive to a falling hammer with a woman, lifted using a belt : en ru
  • US2100525A - Piston : en
  • US2100759A - Leveling beam for horizontal chamber ovens : en
  • DE653725C - Freezer for making ice cream : de en
  • DE653844C - Electric discharge tubes with steam that are difficult to evaporate metals used for light emission : de en
  • GB476208A - Improved method of disintegration by means of an electric glow discharge : en
  • SU53782A1 - Device to change the dynamics of the sound : en ru
  • CH194161A - Device for the removable, but foolproof and rigid attachment of a handle to an object, in particular a brush. : en fr
  • US2100560A - Deep well pump : en
  • US2100493A - Insecticide : en
  • US2100598A - Identification device for automobiles : en
  • SU52052A1 - The method of obtaining sodium hydrosulfite : en ru
  • FR821378A - Two-way door pivot adjustment device : en fr
  • SU51743A1 - Ejection Steam Humidifier : en ru
  • USD107221S - Design fok a textile floor covering : en
  • CH194300A - Multi-stage television amplifier. : de en
  • SU52221A1 - Cotton harvesting machine : en ru
  • US2100448A - Collapsible tap : en
  • US2100674A - Convertible hoist : en
  • US2100541A - Pressure fluid motor : en
  • US2100400A - Telephone system : en
  • US2100956A - Farming implement : en
  • SU51527A1 - Method for determining the impedance of synchronous machines : en ru
  • SU53885A1 - Machine for welding hollow electrodes to glass tubes : en ru
  • PL25604B1 - Electric surge arrester with cathode fall. : en pl
  • US2101006A - Tarn change mechanism for knitting : en
  • US2100635A - Snap fastener : en
  • DE653837C - Hydraulic valve control for power machines, especially steam lifting machines : de en
  • FR821199A - Improvements to electron beam lamps : en fr
  • FR821273A - Improvement in light signal systems using step lenses : en fr
  • FR821304A - Improvement in bogies of railway cars and the like : en fr
  • GB475973A - Improvements in stranded members formed of wire or metal strip particularly applicable to electric conductors : en
  • US2100743A - Circuit breaker : en
  • US2100935A - Air baffle for rayon cake driers : en
  • AU102543B2 - Improvements in tube push benches : en
  • US2100687A - Heating apparatus : en
  • CH194207A - Process for the autotypical reproduction of halftone images. : de en
  • US2100922A - Process of cracking hydrocarbons : en
  • SU51942A1 - The method of obtaining concentrated sulfurous anhydride : en ru
  • US2100367A - Electric discharge device : en
  • US2100600A - Back-band buckle : en
  • CH194262A - Control device for distributing the load. : de en
  • US2101002A - Mounting for slicer blades : en
  • IE14766L - Motor vehicle transmission : en
  • US2100789A - Portable play pen for children : en
  • CH194119A - Drive device for mowers on tractors. : de en
  • AU387137A - Improvements in telephone or like systems : en
  • CH194252A - Muscle power transmission device. : de en
  • SU51534A1 - Gas Light Electric Lamp, mainly for sound recording : en ru
  • USD107258S - Design for a tinsel ornament for : en
  • SU53353A1 - Square antenna : en ru
  • USD107239S - Design for a textile fabric : en
  • SU52026A1 - Start Stop Telegraph : en ru
  • US2100834A - Air conditioning system : en
  • GB476073A - Improvements in and relating to the concentration of latex : en
  • GB476226A - Improvements in or relating to screw propeller devices : en
  • SU51768A1 - Precision Plane Machine : en ru
  • GB475939A - Improvements in cartons : en
  • US2100379A - Horticultural implement : en
  • SU51867A1 - Method and device for making slag felt : en ru
  • US2100896A - Cotter pin : en
  • DE653890C - Device for loosening ice bodies : de en
  • SU51676A1 - Muffler for internal combustion engines : en ru
  • US2100692A - Process of vulcanizing rubber and product produced thereby : en
  • SU51003A1 - Boom for on and off disconnectors : en ru
  • SU52022A1 - Machine for the mechanical shourovka gas generators : en ru
  • US2100574A - Form for making pouches : en
  • US2100862A - Fire hydrant : en
  • USD107215S - Design for a vending machine : en
  • CA370249A - Bran food : en fr
  • US2100995A - Gas burner : en
  • SU51614A1 - The method of vulcanization of microporous rubber soles : en ru
  • PL25699B1 - Pipes with particularly high bending strength, methods for producing such pipes, and devices for carrying out the methods. : en pl
  • SU51806A1 - Pulley for rope conveyors : en ru
  • SU53581A1 - The method of electrical welding in the overlap of thin sheets : en ru
  • US2100431A - Splitting machine : en
  • US2100455A - Fruit splitter : en
  • US2100637A - Combination implement : en
  • DE653628C - Multi-ring valve plate for automatic ring valves : de en
  • PL25633B1 - Self-injecting fuel nozzle for high-pressure internal combustion engines. : en pl
  • SU53366A1 - Quartz holder : en ru
  • FR821245A - Air gap cable, with spacers made of polystyrene, in the form of a spiral coil : en fr
  • FR821428A - Apparatus for cutting into slices or quarters semi-soft products and in particular circular-shaped cheeses : en fr
  • PL25617B1 - Electric multi-core tensile cable. : en pl
  • US2100818A - Glass doorknob : en
  • USD107279S - Design for a dress : en
  • AU102570B2 - Improvements in methods of and apparatus for clarifying, separating and deodorizing milk and cream : en
  • CA370203A - Instrument support : en fr
  • CH194267A - Safety device for interlocking power line protection relays in unstable conditions. : en fr
  • CH194231A - Jig drilling machine. : de en
  • CH194256A - Molding compound, in particular for the production of insulating parts in electrical engineering. : de en
  • DE653765C - Device for reporting the location of trains : de en
  • AU440936A - Improvements in or relating tothe manufacture of textile materials : en
  • CA370325A - Building construction : en fr
  • PL25626B1 - A method of producing durable detergents containing carbohydrate. : en pl
  • USD107299S - Design for a dress : en
  • USD107292S - Design for a bedspread : en
  • DE653677C - Device for controlling upper air in combustion systems : de en
  • GB475907A - Improvements in trucks and wheel trains, especially intended for railroad vehicles : en
  • CH194367A - Disposable mercury cathode rectifier tube with a discharge vessel made from metal parts and glass parts fused to them in a vacuum-tight manner. : de en
  • US2100685A - Lubricating composition : en
  • PL25708B1 - Pulse retransmitter for telephony purposes ^ rtiócrynrinj. : en pl
  • US2100571A - Method of and apparatus for making rubber or latex articles : en
  • US2100728A - Motor control system : en
  • USD107295S - Design for a dress : en
  • US2100786A - Gin : en
  • SU52040A1 - Adaptation to agricultural factors for the additional release of rovings : en ru
  • SU51590A1 - Self-unloading wagon : en ru
  • SU52101A1 - Cell to the suction apparatus of the woolen spinner : en ru
  • US2100360A - Nozzle channel construction : en
  • SU51927A1 - Method of producing p-alkyl acridones : en ru
  • US2100740A - Method of making variable area sound film with low background noise : en
  • US2100861A - Knitted fabric : en
  • SU51552A1 - Device for laying concrete pipes in the ground : en ru
  • CH194201A - Block calendar with foldable sheets. : de en
  • BE424139A - Tennis racket : en fr
  • US2100832A - Mold for making hollow articles from plastic materials : en
  • US2100409A - Vehicle direction signal : en
  • CA370209A - Resin manufacture : en fr
  • CA370222A - Vacuum pump : en fr
  • CH194132A - Ceramic radiator connection head. : de en
  • CH194174A - Method and device for producing stiffening inserts, in particular stiff caps for footwear. : de en
  • CA370296A - Child's waterproof garment : en fr
  • US2100634A - Apparatus for projecting pictures in relief : en
  • PL25691B1 - The method of regeneration of used decolorizing powders. : en pl
  • SU51988A1 - Pasting of cast-iron electrodes for cold welding of cast iron : en ru
  • CH194212A - Grenade with explosive charge and ignition by burning flare. : de en
  • CH194181A - Platinum catalyst and process for making the same. : de en
  • CH194327A - Rolling system. : de en
  • BE423871A - Special rubber coupling particularly applicable to driving axles of vehicles with electric motors : en fr
  • CA370319A - Cable joint : en fr
  • CH194359A - Process for the preparation of an azo dye. : de en
  • FR821200A - Improvements to refrigeration machines : en fr
  • FR821253A - Recoil damper for firearms : en fr
  • DE653814C - Differential gear and axle reversing gear for motor vehicles : de en
  • DE653588C - Dust protection device for typewriters : de en
  • GB476090A - Improvements in or relating to electric discharge tubes : en
  • DE653817C - Folding boat edge : de en
  • DK53953C - Affutage for Firearms. : da en
  • DE653859C - Viewfinder for photographic chambers : de en
  • FR821282A - negative electrode for alkaline batteries : en fr
  • SU51896A1 - The method of obtaining the average sodium phosphate from ferrophosphorus : en ru
  • FR821195A - Nestable twin beds : en fr
  • AU117437A - Improvements in tube push benches : en
  • CH194200A - Process for the production of pulp. : de en
  • CH194220A - Secondary counter on a fuel dispenser. : de en
  • CH194234A - Metal-coated molding. : de en
  • GB476023A - Improvements in and relating to polarisation filters : en
  • AU102534B2 - Improvements in and relating to variable selectivity in radio receivers andthe like : en
  • GB475968A - Improvements relating to speed regulators for electric motors : en
  • GB475972A - Improvements relating to the supply of dyestuffs, alum and other materials in solution or suspension, to paper pulp during its passage to paper making machines : en
  • AU102569B2 - Improvements in or relating to the control and regulation of electric currents : en
  • AU4637A - Improvements in elevator control systems : en
  • US2100510A - Telephone system : en
  • USD107256S - Design for a tinsel ornament for : en
  • SU52079A1 - Snowthrower : en ru
  • SU52198A1 - Method of forming refractory products from non-plastic materials : en ru
  • CA370246A - Molten metal spraying apparatus : en fr
  • US2100320A - Spark plug : en
  • US2100491A - Gloves and mittens for miner's use : en
  • US2100556A - Weather strip : en
  • GB475908A - Improvements in or relating to fluid stream measuring devices : en
  • BE423988A - Process for the production of volatile organic esters and products thereof : en fr
  • BE424032A - : en
  • BE424316A - : en
  • DE653584C - Profile pair of lining iron-like profiles for pit support frames or the like. : de en
  • SU52069A1 - A device for finishing plaster walls and cornices : en ru
  • DE653716C - Photographic release film with an auxiliary carrier and a permanent carrier for the photographic layer : de en
  • DE653888C - Method and device for filling the oil container of a direct current compressor for refrigeration machines : de en
  • SU53364A1 - The method of obtaining traveling waves : en ru
  • AU54537A - Improvements in or relating tothe distillation of solid carbonaceous materials and apparatus therefor : en
  • AU102519B2 - Thermostatic electric controls : en
  • AU486036A - Improvements in platform type conveyors : en
  • BE424351A - : en
  • GB476210A - Portable solid fuel fireplace : en
  • SU51293A1 - Clamping attachment to the machine with a vertical spindle for boring axial bearings of locomotives : en ru
  • SU51690A1 - Floor Planner : en ru
  • USD107285S - Design for a tire : en
  • US2100353A - Production of hydrocarbons of low boiling point : en
  • US2100666A - Skibinding : en
  • US2100662A - Dewaxing petroleum oils : en
  • SU54173A1 - Antenna : en ru
  • DE653741C - Method for conveying construction and machine parts in mines, pits and the like. like : de en
  • BE423422A - : en
  • CH194312A - Airtight pack with a thinly rolled, soft and flexible metal shell, method and device for producing the same. : de en
  • CH194283A - Carrying device for razor blades to be dried. : de en
  • US2100778A - Gas administering machine : en
  • CA370223A - Cellulose derivative drying method : en fr
  • CA370264A - Mercaptan production : en fr
  • CH194223A - Lever escapement for Roskopf clocks. : de en
  • US2100361A - Mining machine : en
  • US2100396A - Hydro-pneumatic pulp molding : en
  • US2100435A - Electric switch : en
  • USD107257S - Design for a tinsel ornament for : en
  • SU51961A1 - Duplication device with two layers of fabric : en ru
  • SU51997A1 - Fireplace for burning peat fines or milled peat : en ru
  • FR821175A - Shoe sewing machine : en fr
  • DE653845C - Device on pull magnets for pressing together your sheet metal lamellas perpendicular to the lamellar plane : de en
  • US2100724A - Screw threading die : en
  • FR821162A - Centrifugal force contactor : en fr
  • GB476075A - Improvements in or relating to insulated electric conductors : en
  • DE653746C - Process for cold pressing castle nuts : de en
  • DE653749C - Tension roller assembly, especially for sound film devices : de en
  • US2100993A - Process for preparing esters and products : en
  • FR821360A - Improvements to electricity generators : en fr
  • FR821369A - Improvements to guns and similar devices for airplanes, motor boats, ships, etc. : en fr
  • DE653897C - Multi-core electrical signaling cable, in particular field cable : de en
  • FR821388A - Apparatus intended to separate from a moving fluid the materials which it entrains : en fr
  • GB476128A - Improvements in or relating to gelatin products and methods of drying gelatin : en
  • SU51210A1 - Counter for measuring fabric length : en ru
  • FR821272A - Multiple tuning system for amplifiers : en fr
  • FR821416A - Vending machine : en fr
  • FR821333A - Coal sinter and its manufacturing process : en fr
  • SU51512A1 - Device for eliminating the ingress of flue gases and a smoke box when repairing steam superheater elements : en ru
  • SU52703A1 - Nippers for breeding piston rings when they are put on or removed : en ru
  • GB475947A - Improvements in or relating to creasing devices for trousers or other garments for personal wear : en
  • GB476111A - Improvements in tubes for heat exchangers : en
  • CH194196A - Process for the production of soot low in impurities with simultaneous formation of hydrogen BEZW. hydrogen containing gases. : de en
  • CH194179A - Device for the distribution of gaseous substances in liquids. : de en
  • CA370207A - Electric discharge lamp device : en fr
  • DE1422030U - : de en
  • DE653766C - Cascade amplifier with voltage amplifier precursors with cold cathode and very high anode resistance : de en
  • GB476159A - Control mechanism for electric motors : en
  • US2100592A - Propeller : en
  • FR821248A - Device for shaping the end of a metal wire : en fr
  • FR821300A - Fluid heating method and furnace : en fr
  • GB476001A - Method of charging constant volume explosion chambers particularly of explosion turbines and explosion turbine plants : en
  • GB476564A - Device for economical and practical use of washing blue : en
  • FR821263A - Improvements to suitcases, trunks, crates and all travel and transport items : en fr
  • FR821166A - Flexible welding stick intended in particular for automatic welding and method for manufacturing it : en fr
  • FR821350A - Instrument panel for automobiles and similar vehicles : en fr
  • GB475986A - Improvements in collapsible screw threading taps for pipe couplings : en
  • GB475992A - Improvements in or relating to folding machines : en
  • PL25640B1 - Device for ventilation of rubble goods, especially in warehouses, storehouses, etc. : en pl
  • FR821233A - Lever gravimeter : en fr
  • GB476192A - Improvements relating to terminal boxes for electrical heating devices for cooking stoves : en
  • US2100322A - Folding trunk locker and shoe rack : en
  • USRE20565E - Combined clutch and brake control : en
  • GB476095A - Improvements in weighing scales : en
  • GB476021A - Improvements in or relating to insect screens : en
  • GB476381A - Improvement in side combustion chamber internal combustion engines : en
  • DE653747C - Device for emptying powder boxes filled with ready, break-proof workpieces : de en
  • DE653828C - Setting gear for calculating, accounting machines, etc. like : de en
  • PL25631B1 - A method of converting gaseous hydrocarbons into liquid hydrocarbons and a device for carrying out this method. : en pl
  • SU52098A1 - Valve for dredger tower : en ru
  • SU52209A1 - The method of obtaining the condensation products of urea or thiourea : en ru
  • FR821419A - Process for clarifying liquids : en fr
  • GB476188A - Improvements in high frequency vacuum electric tubes and in the circuits thereof : en
  • GB476307A - Improvements in or relating to thermally-operated temperaturelimiting devices : en
  • SU51439A1 - Device for removing stubs from quivering furnaces : en ru
  • SU51996A1 - Tail cutter : en ru
  • US2100830A - Surface covering : en
  • GB476115A - Improvements in iron alloys suitable for electrical resistances : en
  • CA370289A - Mailing and return envelope : en fr
  • DK53932C - Incandescent socket and method of manufacture. : da en
  • SU51741A1 - Security device for wireline networks : en ru
  • DE653813C - Self-acting trailer braking device for motor vehicles : de en
  • GB476184A - Improvements in or relating to pressure reducing valves : en
  • USD107242S - Design for a store : en
  • PL25635B1 - Tape dryer, drying the ink. : en pl
  • FR821313A - Oscillating frame for sidecar : en fr
  • PL25713B1 - A method of producing pure aluminum salts. : en pl
  • US2100964A - Surgical belt : en
  • USD107225S - Design fob a bottle : en
  • US2100535A - Moving picture machine : en
  • PL25686B3 - A camera for miniature photos on a normal film strip. : en pl
  • SU51968A1 - Spun brake for spinning wool : en ru
  • GB476148A - Improvements in display stands : en
  • US2100745A - Motor operated feed control : en
  • US2100891A - Method of drawing fibrous thermoplastic sheet material : en
  • FR821257A - Improvements to electric welding machines by reconciliation : en fr
  • FR821274A - Hydro-pneumatic installation for energy production : en fr
  • SU52041A1 - Coke oven door self sealing : en ru
  • FR821363A - Improvements to gear change devices using planetary gear : en fr
  • GB476309A - Method of and apparatus for closing the inlets of tanks : en
  • FR821381A - Sprayer for spraying paints and other materials : en fr
  • GB476204A - Improvements in and relating to trousers, breeches and the like : en
  • US2100711A - Container : en
  • DE653674C - Process for the preparation of anthraquinone derivatives : de en
  • FR821215A - Working process and its implementation to achieve the rational combing of flax and in general of all long fibers : en fr
  • SU51518A1 - Transmission for locomotives : en ru
  • SU51703A1 - Roller Cooling Tool : en ru
  • US2100949A - Rock drill hole cleansing means : en
  • SU51726A1 - Cutter knife : en ru
  • SU52140A1 - Bale wrapping machine for compressed newspapers, etc. : en ru
  • GB475886A - Improvements in or relating to tubular steam generators : en
  • GB475995A - Improvements in or relating to picture transmitting devices for television purposes : en
  • GB476146A - Improvements in or relating to rubber-faced paving blocks for roads, pavements and the like : en
  • CH194257A - Electrical apparatus, in particular electricity meters. : de en
  • US2100436A - Printing : en
  • US2100438A - Method for making stop cocks : en
  • US2100981A - Construction of billiard tables : en
  • AU479136A - Improvements in or relating to photosculpture : en
  • CA370233A - Halogenated composition : en fr
  • GB475944A - Improvements in and relating to means for suspending electric cables from messenger wires : en
  • CA370247A - Enzymatic preparation production : en fr
  • US2100941A - Method of and machine for knitting fabric : en
  • US2100977A - Testing metal articles : en
  • PL25715B1 - : en pl
  • US2100357A - Castellated nut blank : en
  • US2100443A - Bottle emptying and beverage reclaiming device : en
  • SU53352A1 - Current polarity indicator : en ru
  • CH194326A - Device for vehicles and other devices operated by at least two pairs of pedals, several cranks of which are substantially in the same plane, allowing a child (or person with short legs) to operate a pair of pedals when seated on the corresponding saddle. : en fr
  • DE653798C - Method and device for plastering the inner wall of chimneys : de en
  • DE653791C - Process for chrome tanning : de en
  • DK53925C - Monitor for Electron Beam Tube and Procedure for Its Manufacture. : da en
  • FR821237A - Device for controlling the running number in cash registers, calculating or accounting machines, or similar machines : en fr
  • FR821397A - Exhaust gas treatment process : en fr
  • GB475888A - Pulverising and drying device : en
  • GB475994A - Manufacture of indigoid vat dyestuffs : en
  • GB476015A - Improvements in methods of and apparatus for the decomposition of gaseous mixtures by liquefaction and rectification : en
  • GB476139A - Improvements in or relating to buckles for shoes and the like : en
  • SU51952A1 - Device for locking the loom of the weaving loom : en ru
  • US2100507A - Typographical slug casting machine : en
  • CA370304A - Doctor mechanism for rolls and cylinders : en fr
  • CA370276A - Mining fuse : en fr
  • CH194351A - Process for the preparation of a new derivative of an azo dye. : de en
  • GB476215A - Radio beacon system : en
  • US2100348A - Light beam transmission system : en
  • US2100884A - Apparatus for making branch connections : en
  • DE653631C - Mixed gas fluid lifter for pumping fluids, e.g. B. from pipe wells : de en
  • DE653629C - Method of treating tea leaves for extraction : de en
  • DE653678C - Fireplace with inner walls : de en
  • FR821279A - Device for controlling the change of incidence of variable-pitch propeller blades : en fr
  • GB476152A - Motor vehicle adapted to be driven by air-propellers : en
  • IE14693L - Toilet paper holders : en
  • AU489836A - Method of and means for generating synchronisation impulses in television transmission arrangements with braun tubes : en
  • SU52148A1 - Gola copper tire : en ru
  • USD107223S - Design for an upholstery support : en
  • DE653792C - Stretcher : de en
  • DE653891C - Signal drive with motor coupling : de en
  • US2100383A - Truck tank and cab : en
  • US2100681A - Safety gas-burner : en
  • GB475894A - Transmission gear for motorcycles : en
  • US2100411A - Method of increasing the corrosion resistance of aluminum alloys and products resulting therefrom : en
  • US2100517A - Automatic telephone switch : en
  • FR821440A - Corkscrew combined with a holder : en fr
  • GB476101A - Improvements in road and rail motor vehicles : en
  • DE653680C - Process for the preparation of a vaccine for newborn animals to be vaccinated against trypanosomes : de en
  • US2100697A - Braun tube and method of producing braun tubes : en
  • US2100386A - Paper doll's dress : en
  • US2100434A - Sound-controlled actuating mechanism : en
  • US2100568A - Combination fixture and wall unit with joints and trims therefor : en
  • US2100726A - Timing system : en
  • GB475917A - Improvements in or relating to sheet feeding mechanism for printing and analogous machines : en
  • US2100738A - Seed cleaning machine : en
  • DE653652C - Manufacture of cerium oxygen compounds : de en
  • DE653701C - Locking nut for door locks with attachable cylinder lock : de en
  • GB475993A - A process for the preparation of fertilisers containing citrate-soluble phosphate : en
  • US2100601A - Tying machine : en
  • FR821435A - Improvement to heads for trolley pole : en fr
  • FR821180A - Hollow needle for upholstery and method for pricking upholstered furniture as well as mattresses and box springs with inner linings or elastic springs : en fr
  • CH194175A - Grain Preparer. : de en
  • US2100768A - Envelope closure : en
  • DE653655C - Control device for drive machines of centrifugal pumps for steam boiler feed : de en
  • GB475941A - Improvements in or relating to means for coiling metal strips : en
  • GB475969A - Improvements in or relating to apparatus for indicating the velocity of the wind : en
  • FR821355A - Improvements to gathering devices for sewing machines : en fr
  • GB476230A - Improvements in bed-reciprocating motions : en
  • FR821449A - Device for projecting television images at reception : en fr
  • GB476088A - Improvements in or relating to digit registering and transmission equipment such as used in telephone systems : en
  • FR821225A - Improvements to electronic discharge tubes : en fr
  • FR821205A - Board game : en fr
  • CA370326A - Accounting machine : en fr
  • CH194125A - Method of mounting wallpaper. : de en
  • US2100430A - Manufacture of soles : en
  • US2100985A - Molding apparatus : en
  • USD107288S - Design for a hat : en
  • DE647771C - Stiffening insert for cuffs : de en
  • DE653703C - Pendulum hinge : de en
  • DE653865C - Ship stabilization system : de en
  • USD107269S - Design for a mattress : en
  • GR6976B - LINE SYSTEM LIFTING OF FRAMES OF MARBLE MACHINES. : el en
  • DE653656C - Mercury steam boiler : de en
  • DE653767C - Electric noble gas lamp with glow electrodes : de en
  • DE653736C - Pattern device for circular knitting machines : de en
  • DE653809C - Cinema projection machine : de en
  • US2100458A - Electrical circuit with modulating or rectifying devices : en
  • US2100917A - Bicycle lock : en
  • US2100939A - Hand tool for making joints on tubular members : en
  • FR821159A - Improvements to toasters and similar grills : en fr
  • FR821343A - Steering device for cars where the suspended part tilts inward in curves : en fr
  • DE653740C - Pulling device for blinds and similar curtains that can be moved horizontally on a tube : de en
  • SU51691A1 - Device for turning ingots in a heating furnace : en ru
  • FR821344A - Diamino-sulfones of the anthraquinone series, process for preparing these sulfones and application of these sulfones to the dyeing of cellulose esters : en fr
  • SU50836A1 - Milling machine for cutting slots in screw heads : en ru
  • SU52095A1 - Device for annealing the ends of metal tubes, rods and tapes : en ru
  • US2100735A - Electric discharge apparatus : en
  • GB476172A - Improvements relating to the felting and fulling of textile materials : en
  • CH194314A - Paper tube. : de en
  • SU51223A1 - Steam gauge : en ru
  • SU51656A1 - The method of reducing the vapor content in steam generators with continuous blowing : en ru
  • SU51900A1 - Method of gasification of combustible in dual water gas : en ru
  • DE653621C - Cleaning device for beechnuts, acorns and. like : de en
  • FR821411A - Medium intended for advertising : en fr
  • FR821427A - Combined dynamo with headlight for cycles : en fr
  • US2100365A - Self-priming impeller pump for gas and fluid mixtures : en
  • USD107263S - Design for a lady s handbag : en
  • USD107274S - Design fos a flashlight : en
  • SU52099A1 - Interfloor overlap : en ru
  • SU51786A1 - Brake for rolling stock units : en ru
  • US2100584A - Roller skate : en
  • GB476050A - Improvement relating to the springing of furniture : en
  • DE653709C - Slow running relay self-breaker : de en
  • DK53946C - Capsule closure. : da en
  • GB476799A - Improvements in or relating to electric signal transmission systems : en
  • USD107276S - Design for a textile floor covering : en
  • GB476049A - Improvements in apparatus for delivering measured quantities of granular and like materials : en
  • FR821370A - Process for hunting and combating insects and their larvae : en fr
  • GB476097A - Improvements relating to two stroke cycle internal combustion engines : en
  • PL25682B1 - One-piece rubber galoshes. : en pl
  • SU51730A1 - The method of obtaining artificial resin : en ru
  • US2100338A - Suspension for vehicles : en
  • USRE20566E - Electrical heating unit : en
  • US2100398A - Regenerated cellulose structure and method for preparing same : en
  • US2100561A - Vehicle : en
  • US2100667A - Cooling tower : en
  • US2100879A - Electric lamp : en
  • FR821232A - Improvements to indicating devices : en fr
  • CA370297A - Fire alarm : en fr
  • US2100720A - Letter tray : en
  • GB475915A - Improved method for the production of fuel briquettes with adjustable content in volatile substances : en
  • US2100555A - Steam pressure regulator : en
  • US2100751A - Record moving mechanism : en
  • US2100931A - Toy : en
  • FR821332A - Packing for rotary distribution : en fr
  • FR821156A - Process for preparing bituminous materials suitable for spreading for road construction : en fr
  • CA370200A - Acetylsalicylic acid salt : en fr
  • CA370279A - Game board for cards : en fr
  • GB476334A - Improvements in and relating to concentration columns : en
  • DE653618C - Glass clip for glasses with threaded sleeve : de en
  • CA370238A - Rotary blower : en fr
  • US2100378A - Azo dyes : en
  • US2100520A - Equipment for making artificial ice : en
  • US2100712A - Method of, apparatus for coating textile material and a product thereof : en
  • CH194305A - Signaling device comprising a reflective body mounted in a housing. : en it
  • US2100456A - Medicinal carrying tube : en
  • CA370245A - Photo-composing machine : en fr
  • SU52151A1 - Cone for wet material classification : en ru
  • US2100576A - Form for making rubber articles : en
  • PL25692B1 - h <3 i », 3f / at Wire for welding iron and steel and their alloys. : en pl
  • AU102517B2 - Improvements in tubular electric incandescent lamps : en
  • US2100337A - Zirconium oxide opacifier and method of making same : en
  • SU51580A1 - Device for cooling the inter-electrode space in electrolytic baths and arc furnaces : en ru
  • AU102510B2 - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • CH194338A - Welding blade. : de en
  • US2100564A - Method of producing a pulling stress and hydraulic pulling mechanism : en
  • PL25655B1 - A way of making a colored inscription or drawing on the mirrors. : en pl
  • SU53516A1 - Method of forming thin namaz battery plates : en ru
  • AU526736A - Improvements in or relating to processes forthe production of magnesium or alloys thereof : en
  • SU52097A1 - Device for transversely moving an endless tape when recording sound on it along a spiral track : en ru
  • CA370312A - Rod bending machine : en fr
  • PL25678B1 - Burner for mazout and other liquid fuels. : en pl
  • US2100554A - Brooch and clips combination : en
  • CA370224A - Electrothermic reaction propagation : en fr
  • AU102574B2 - An improved carburetter for internal combustion engines : en
  • US2100754A - Pressure gauge : en
  • US2100442A - Reflecting system for objectives of reproduction cameras : en
  • CH194136A - Bolt latch lock. : de en
  • AU102524B2 - Improvements in or relating tothe distillation of solid carbonaceous materials and apparatus therefor : en
  • PL25605B1 - Device for feeding gas nozzles in internal combustion engines with liquid fuel. : en pl
  • US2100898A - Lung exercising toy : en
  • US2100983A - Nonrefillable container : en
  • CH194291A - Circuit arrangement for telecommunication systems, in particular automatic telephone systems. : de en
  • PL25663B1 - Metal palatal plate with reinforcement bar. : en pl
  • US2100655A - Sound attenuating device : en
  • CA370269A - Electric separator for coal : en fr
  • FR821226A - Camping facility : en fr
  • SU54172A1 - Method for production by electrolysis of lead sponge or lead glue : en ru
  • USD107248S - Design for wallpaper or similar : en
  • US2100927A - Continuous anode for electrolytic cells for the production of aluminum : en
  • US2100486A - Dancing figure toy : en
  • DE653778C - Process for the preparation of basic esters of diphenyl acetic acid : de en
  • CA370315A - Steam generating method : en fr
  • CH194195A - Process for the preparation of a green compound useful as a pigment dye. : de en
  • CH194364A - Connection contact piece made of metal with connection element for electrical apparatus. : de en
  • BE424255A - : en
  • SU51819A1 - Seismic survey method : en ru
  • US2100819A - Skid chain applying device : en
  • AU102583B2 - Improvements in or relating to hydraulic power transmissions : en
  • GB475966A - Dyeing of furs, pelts and hair and new dyestuffs therefor : en
  • CH194301A - Television broadcast method and arrangement for performing the same. : de en
  • CH194334A - Self-drinking bowls for animals. : de en
  • CH194335A - Ventilation channel, smoke, etc. : en fr
  • CA370241A - Quaternary ammonium compound : en fr
  • CA370278A - Tubular concrete beam : en fr
  • DE653649C - Cutting shoe for the pit lining : de en
  • CA370234A - Air conditioning apparatus : en fr
  • SU50991A1 - The method of preparation of the pressing masses : en ru
  • SU52043A1 - Device for recording piezometers with simultaneous measurement of pressures at many points : en ru
  • PL25654B1 - A device for balancing the masses of the crank drive. : en pl
  • CH194277A - Electric chandelier. : de en
  • DE653614C - Wall protectors composed of panels, in particular tiles : de en
  • DE653857C - Method for operating internal combustion engines with a fuel mixture of generator gas and heavy oil : de en
  • US2100444A - Rotary drier : en
  • US2100370A - Vulcanization of rubber : en
  • SU51409A1 - The method of analysis of technical 3-nitroalizarin : en ru
  • USD107300S - Design for a dress : en
  • DE653752C - Switching device for the electrical lighting system of motor vehicles : de en
  • FR821434A - Improvements to bottle and jar closures : en fr
  • DE653627C - Cap used to close the front end of pipe insulation : de en
  • DK53922C - Tor, collapsible gas container and method of its manufacture. : da en
  • GB476165A - Improvements in or relating to electrical calculating machines : en
  • GB475955A - Surface-active compounds and their manufacture : en
  • CH194228A - Winding watch. : en fr
  • PL25651B3 - A method of producing aluminum hydroxide from ash left over from the burning of waste products in hard coal mines. : en pl
  • SU52210A1 - A device for rotating blades of an impeller of water turbines like a Kaplan turbine : en ru
  • SU51859A1 - The method of obtaining artificial resin : en ru
  • US2100926A - Animal trap : en
  • FR821303A - Highly selective radiotelegraph receiving system: for long and medium waves : en fr
  • SU50993A1 - Method of gluing rubber parts to non-rubberized textile materials without spreading them with glue : en ru
  • AU102588B2 - Improvements in or relating to means for forming glass bottles jars andthe like : en
  • AU393936A - Vulcanization of rubber : en
  • CH194194A - Process for the production of the metal-free phthalocyanine. : de en
  • SU51724A1 - Magnetizer : en ru
  • SU51869A1 - The method of cleaning brine for the production of soda : en ru
  • SU54327A1 - A method of manufacturing a constant capacitor : en ru
  • AU11837A - Improvements in hollow walls andin plates for their construction : en
  • SU52067A1 - Drilling tool : en ru
  • USD107268S - Design for an automobile : en
  • US2100512A - Glass sheet supporting means : en
  • US2100702A - Arrangement for producing relaxation oscillations : en
  • SU53504A1 - A device for treating various substances : en ru
  • SU52028A1 - Dry grinding machine : en ru
  • SU52269A1 - Automatic regulator for shunt engines : en ru
  • US2100540A - Pressure fluid motor : en
  • US2100857A - Device and method for acquiring rhythm in study of music : en
  • SU51954A1 - The method of disposal of waste plastic : en ru
  • US2100919A - Observation chamber for flowing liquids : en
  • DE653641C - Device for automatic control of the setting of hydraulically operated weirs : de en
  • DE653769C - Method and device for hardening glass : de en
  • PL25630B1 - Positive electrode for galvanic cells depolarized with atmospheric oxygen. : en pl
  • SU52771A1 - Electromagnetic Pickup : en ru
  • US2100978A - Apparatus for measuring and delivering gas quantities reduced to a normal condition : en
  • CA370240A - Cutting die and machine : en fr
  • CA370210A - Welded seam : en fr
  • GB476197A - Improvements in bust improvers and supports : en
  • SU51762A1 - Device for automatic control of production processes : en ru
  • US2100532A - Fluoro compounds of anthraquinone-2, 1-benzacridone : en
  • US2100876A - Control device : en
  • US2100501A - Bag holder : en
  • US2100750A - Foldable box and blank therefor : en
  • USD107253S - Design for a shoe sole : en
  • CH194299A - Circuit arrangement with a hot cathode tube and connected oscillating circuit. : de en
  • DE653637C - Ball game with pushbuttons for moving rolling bodies : de en
  • GB476083A - Improvements in and relating to printing machines for applying variable printed items to material to be printed : en
  • SU53320A1 - The method of preparation of the concrete surface overlap under the plaster : en ru
  • US2100518A - Impulse sender mechanism : en
  • US2100375A - Gain control : en
  • US2100633A - Marcel iron : en
  • DE653723C - Absorption cold apparatus : de en
  • PL25711B1 - Gas mask. : en pl
  • DE653872C - Process for the production of thin liquid aqueous slurries from caustic lime and potassium sulfate : de en
  • DE653862C - Device for playing back sound and cinematographic image recordings on a common plate-shaped carrier : de en
  • US2100418A - Orienting device for borehole deflecting tools : en
  • US2100817A - Apron : en
  • US2100831A - Traffic control system : en
  • US2100390A - Call transmitter : en
  • US2100808A - Grinder and sharpener attachment for meat grinders : en
  • GR6981B - METHOD AFTER DEVICE FOR SAFE TO PHOTO securing personal certificate delta TAFTOTITOS AND of these AFTER SIMULTANEOUS BINDING OF SECURE EC multiplet APARTIZOMENONESOTERIKON SHEETS OF TAFTOTITOS AFTER THE COVER. : el en
  • CH194331A - Installation in a railway system for influencing the actuators of railway signals and points. : de en
  • CH194371A - Process for the preparation of 2,4-dioxo-3,3-diallyl-6-methyl-tetrahydropyridine. : de en
  • DE653646C - Process for the production of low-melting asphalt : de en
  • FR821288A - Device for adjusting the supply speed of internal combustion engines : en fr
  • GB476227A - Improvements in and relating to the propulsion of rockets : en
  • FR821420A - Process for the preparation of iron ores : en fr
  • GB475896A - Improvements in alloy steels used for welding and welded joints : en
  • GB476056A - Improvements in or relating to electric accumulators : en
  • SU53219A1 - Cold rolling mill for thin metal strips and sheets directly from a thick billet : en ru
  • US2100506A - Printer's miter gauge : en
  • FR821228A - Eraser holder with cleaning device for disc-shaped erasers : en fr
  • GB475949A - Process for producing clear aqueous solutions of animal, vegetable or synthetic lipoids : en
  • CH194309A - Apparatus for advertising. : en fr
  • SU52172A1 - Turbulent feeder : en ru
  • FR821170A - Improvements in the construction methods of bonded mortar coatings, for pavements, roads and the like : en fr
  • US2100773A - Container : en
  • US2100937A - Ash remover : en
  • BE424156A - : en
  • DE653807C - Attachment of the strikers of coal mills : de en
  • DE653832C - Process for the production of a beer coloring agent : de en
  • BE424198A - : en fr
  • GB476229A - Improvements in or relating to the saponification of artificial filaments, yarns, fabrics, and the like : en
  • SU51677A1 - Adaptation to the waste mill for the separation of the jet of seeds : en ru
  • FR821383A - Molded synthetic resin tubes and plates and their manufacturing process : en fr
  • FR821244A - High frequency cable and manufacturing process : en fr
  • GB476178A - Improvements in tunnel ovens used for the carbonisation of oil-shale, lignite, coal and similar materials : en
  • SU51870A1 - Method of processing butane-butylene fraction of cracking gases : en ru
  • PL25644B1 - Locking device for the padlock. : en pl
  • SU51712A1 - Tool for soldering plates of hard alloys to the tool : en ru
  • US2100355A - Method and apparatus for utilizing molten material in heat treatment of liquids not miscible with the molten material : en
  • US2101013A - Bearing seal : en
  • SU52081A1 - Machine for lapping engine valves : en ru
  • USD107306S - Design for a dress : en
  • CH194362A - Process for the production of a new azo dye. : de en
  • DE653773C - Concave made of sieve plate or wire mesh with square cross bars consisting of two parts : de en
  • FR821348A - Cigarette lighter : en fr
  • GB476296A - Improvements in and relating to boiler and like furnaces : en
  • GB476055A - Improvements in and relating to band resistances for the continous regulation of heavy currents : en
  • GB476114A - Improvements in liquid level controls and/or indicators : en
  • IE14714L - Hydrogenation of carbonaceous materials; motor fuels : en
  • FR821320A - Stove Oven Slide Device : en fr
  • AU102520B2 - Improvements in elevator control systems : en
  • DE653846C - Process for the production of azo dyes : de en
  • FR821155A - Projection apparatus, intended in particular for advertising : en fr
  • GB476070A - Improvements in and relating to machines for grading leather blanks according to edge thickness : en
  • GB476048A - Improvements in or relating to semi-automatic telephone exchange systems : en
  • FR821437A - Process for coating a metal with a plastic composition : en fr
  • SU51536A1 - Relay : en ru
  • USD107233S - Design for a shoe : en
  • CH194131A - Device for manufacturing electrical tubular heating elements. : de en
  • FR821188A - Gas burner : en fr
  • GB476116A - Improvements relating to handles for cooking utensils : en
  • GB476166A - Improvements in or relating to machines for making brooms and brushes : en
  • FR821193A - Remote control device for ashtrays, valves : en fr
  • FR821443A - Continuous wood-fired boiler : en fr
  • SU51464A1 - Metal Button Cleaner : en ru
  • US2100915A - Removal of wax from hydrocarbon oil : en
  • US2100476A - Spring seat construction : en
  • US2100848A - Feeder control mechanism : en
  • DK53949C - Punching iron. : da en
  • FR821340A - Manufacturing process of discharge tubes for very high frequencies : en fr
  • DE653758C - Automatic firearm : de en
  • US2100613A - Clinical surface thermometer : en
  • FR821295A - Improvements to cold machines : en fr
  • GB476022A - Improvements in signalling systems for distributing speech or other sounds to listeners : en
  • GB476136A - Process and apparatus for the denitration of waste sulphuric acid mixtures or dilute nitric acid : en
  • GB476107A - Improvements relating to golf-club bags : en
  • GB475926A - Improvements relating to apparatus for pneumatically conveying tobacco to tobacco working machines : en
  • GB476024A - Improvements in or relating to high frequency transmission systems : en
  • GR6974B - PERFECTION OF THE VACUUM SYSTEM (VACUUM) WITH SHADE. : el en
  • US2100870A - Necktie : en
  • US2100975A - Sound recording : en
  • US2100710A - Grain elevator alarm switch : en
  • US2100585A - Belt conveyer : en
  • US2100607A - Convertible coach and sleeper : en
  • US2100950A - Deflector means for toilet mechanisms : en
  • USD107210S - Design fob a combination vending : en
  • DE653702C - Mallock with several tumblers that can be adjusted with push buttons : de en
  • DE653710C - Hot water supply system with water-filled expansion tank serving as a heat storage tank : de en
  • FR821394A - Improvement in roof tiles, and method of use : en fr
  • GB476327A - Improvements in impregnated fibre-board and method of making the same : en
  • GB475984A - Improvements in sand blast nozzles : en
  • US2100589A - Milk bottle holder : en
  • USD107266S - Design for a combined automobile : en
  • GB475942A - Improved manufacture of solid diazonium salts : en
  • GB476140A - An improved licence holder or the like for motor vehicles : en
  • FR821351A - Machine for making torches known as drinking straws and similar tubes : en fr
  • GB476000A - Vehicle suspension systems : en
  • DE653787C - Protective device for any number of parallel lines : de en
  • SU52157A1 - Friction clutch : en ru
  • PL25668B3 - Method for the production of therapeutically active amidines. : en pl
  • GB475906A - Process for the production of novel discharge effects on cellulosic fabrics : en
  • GB476020A - Improvements in or relating to very high frequency electron discharge device oscillator arrangements utilizing secondary emissive effects : en
  • FR821206A - Steering wheel mounting and suspension, in particular for motor vehicles : en fr
  • FR821450A - Television reception setup : en fr
  • FR821171A - Automatic electric device for board game or others : en fr
  • DE653661C - Discontinuous process for the immediate production of liquid iron or steel : de en
  • DE653860C - Photographic camera with built-in finder range finder : de en
  • PL25714B1 - Method and device for launching torpedoes. : en pl
  • DE653581C - Fireproof dishes for cooking and laboratory use : de en
  • CH194143A - Air nozzle for supplying upper air to the furnace of heating systems. : de en
  • SU52196A1 - Air oil in the injector : en ru
  • SU52037A1 - Clamp rope clamp : en ru
  • US2100653A - Control system : en
  • US2100968A - Manufacture of organic sulphur compounds : en
  • CA370323A - Flushing ball valve : en fr
  • CH194304A - Signal system for operation with visible and infrared rays. : de en
  • GB476054A - Improvement in weighing scales : en
  • SU52127A1 - Device for recording shunting locomotives : en ru
  • PL25684B1 - Cinematographic projection apparatus for projecting films of various sizes and perforations. : en pl
  • DE653810C - Revolving fastener for cinema playback devices : de en
  • BE424396R - : fr
  • CH194268A - Protection circuit against overcurrent for systems with at least one gas-filled, controllable discharge tube connected as a rectifier. : de en
  • US2100744A - Manufacture of starch : en
  • US2100578A - Form for making garments : en
  • US2100691A - Method for the conditioning of flour : en
  • AU102553B2 - Improvements in or relating to thermionic valve and like amplifiers : en
  • SU51876A1 - Concrete Stone Making Machine by Vibrating : en ru
  • SU52084A1 - Method of cleaning boron carbide : en ru
  • SU52237A1 - Swinging timber frame : en ru
  • US2100377A - Article of manufacture and method of making same : en
  • CH194313A - Container set with device for combining the containers to form a portable stack. : de en
  • CH194170A - Device for immobilizing a flowing mesh. : en fr
  • SU52128A1 - Device for recording the time of the electrical circuit under voltage : en ru
  • US2100643A - Radio antenna for automobiles : en
  • AU102582B2 - Improvements in platform type conveyors : en
  • US2100522A - Manufacture of printed paper articles : en
  • PL25624B1 - Automatic coupling for railway carriages. : en pl
  • SU51853A1 - Pump stroke control : en ru
  • CH194217A - Control device. : en fr
  • CH194345A - Process for the preparation of a polyazo dye. : de en
  • SU53962A1 - Device for continuous cleaning of the card headset : en ru
  • CH194156A - Device on children's beds with foldable side walls to lock the latter in the unfolded position. : de en
  • USD107271S - Design for a rocking chair : en
  • BE423899A - : en
  • CH194272A - Electric discharge tube. : de en
  • PL25685B1 - Gyroscopic instrument for airplanes. : en pl
  • PL25622B1 - Method for the exchange and removal of dissolved substances from a liquid. : en pl
  • SU51951A1 - Device for automatic change of records in electrophore phonographs : en ru
  • FR821243A - Stencil unblocking machine : en fr
  • FR821405A - New brazing processes, for frames of bicycles, motorcycles or others : en fr
  • US2100885A - Method for producing metallic wheels : en
  • USD107290S - Design fob a curtain : en
  • PL25629B1 - A method of joining veneer sheets or the like, and a press for carrying out the method. : en pl
  • FR821331A - Device allowing the names of stations to appear automatically in public traffic vehicles : en fr
  • FR821441A - Device compensating for disturbing forces in balancing machines : en fr
  • DE653732C - Electrically powered submersible pump set for use in salt water : de en
  • FR821165A - radiography anti-diffuser screen : en fr
  • GB475971A - Improvements relating to light valves, particularly for television receiving apparatus : en
  • GB475989A - Improvements in carrier bags : en
  • SU52082A1 - Method of preparing molybdenum catalyst for hydrogenation of heavy hydrocarbons : en ru
  • CH194361A - Process for the production of a new azo dye. : de en
  • AU102532B2 - A saucepan handle support : en
  • SU52068A1 - Device for loading powdered materials into containers : en ru
  • USD107228S - Design for a tooth brush : en
  • DK53942C - Welded Stand for Multi-Cylinder Piston Machines. : da en
  • FR821402A - Radiator cover : en fr
  • US2100636A - Container : en
  • US2100647A - Pen : en
  • US2100660A - Electromagnetic tool of the percussion type : en
  • GB476218A - Improvements in or relating to radio receivers and the like : en
  • US2100811A - Refrigerator cabinet : en
  • FR821185A - radiography anti-diffuser screen : en fr
  • DE653833C - Process for sodium sulfate electrolysis : de en
  • GB475884A - Improvements in or relating to the separation of dust and other small particles from gases : en
  • PL25601B1 - Operating table. : en pl
  • US2100828A - Multi-ply paper sack : en
  • DE653836C - Device for separating the oil and rainwater that is driven along the inner surface of exhaust steam pipes : de en
  • GB476181A - Scanning disc for television transmitters : en
  • SU51938A1 - Method for producing lining bricks for cement rotary kilns : en ru
  • US2100573A - Flat sheet latex article : en
  • DE653775C - Display device for fire extinguishers with pressurized extinguishing fluid : de en
  • CH194130A - Recover heat. : en fr
  • CH194372A - Process for the preparation of a quaternary ammonium compound. : de en
  • US2100312A - Transmission : en
  • US2100628A - Furnace cooler : en
  • US2100638A - Implement for cutting cable sheaths : en
  • DE653611C - Umbrella frame with telescopic pole and roof pole parts that can be pushed together : de en
  • DE653774C - Schlaegermuehle : de en
  • SU51972A1 - Torok tube type protective gap : en ru
  • US2100408A - Finish for fabrics of organic derivatives of cellulose : en
  • US2100626A - Spacer : en
  • DE653795C - Sofa bed with a built-in, collapsible bed frame : de en
  • GB476177A - Improvements in easy chairs and the like : en
  • GB475999A - Improvements in devices for effecting image analysis applicable to television : en
  • GB476216A - Improvements in or relating to the treatment of asbestos cement products : en
  • GB475881A - Mechanically-played musical instruments fitted with means for delivering articles in succession from a hopper or like storage chamber : en
  • DE653834C - Process for the preparation of amide-like derivatives of isoxazole carboxylic acids : de en
  • CH194250A - Device for atomizing heavy oil and for generating a mixture consisting of the fuel mist and air, in particular for internal combustion engines. : de en
  • SU52031A1 - Trolley for transporting goods, for example, the bottom plate : en ru
  • SU52160A1 - Sprayer : en ru
  • SU52178A1 - Guide for fabric : en ru
  • US2100615A - Drill : en
  • US2100909A - Automatic roach trap : en
  • FR821346A - Communication device for railways : en fr
  • GB476198A - Improvements relating to the application of sections of material to a running web : en
  • DE653779C - Cooling tower : de en
  • FI17825A - Förfaringssätt vid kontinuerlig framställning av skum, speciellt för eldsläckningsändamål : en fi
  • GB475924A - An alternative control for the feed and rapid adjustment of machines : en
  • DE653786C - Arrangement for the automatic control of tapping transformers by means of grid-controlled steam or gas discharge sections : de en
  • GB476094A - Apparatus for obtaining the appearance of handwriting or the like by means of electrical discharge luminous tubes and like devices : en
  • SU51922A1 - Method of polishing celluloid sheets : en ru
  • SU52192A1 - Warehouse for sand and similar bulk materials : en ru
  • FR821153A - Starting device for internal combustion engines, in particular for diesel injection engines : en fr
  • GB475967A - Improvements relating to packings for joints : en
  • USRE20561E - Method for curing rubber articles : en
  • GB476016A - Improvements in and connected with vertical steam boilers : en
  • IE14696L - Sealing conductors into quartz : en
  • FR821258A - Development of dropper tubes : en fr
  • FR821404A - Illuminated control switch : en fr
  • US2100521A - Ice can with integral air tube : en
  • FR821251A - Extinguishing device of a gate rectifier valve, its applications, and improved gate valve : en fr
  • GB476064A - Improvements in or relating to miners' safety helmets : en
  • SU51946A1 - Safety device for presses : en ru
  • FR821418A - Elastic suspension for motor cars : en fr
  • AU102585B2 - Improvements in or relating to spring seats or upholstery : en
  • CH194164A - Closure cap for bottles or similar containers. : de en
  • BE424124A - : en
  • GB476067A - Improvements in or relating to valve amplifiers : en
  • FR821433A - Reservoir pen holder : en fr
  • GB475952A - Improvements in and relating to telephone systems : en
  • DK53948C - Device for hair clippers with replaceable knife head. : da en
  • USD107298S - Design for a dress : en
  • GB476041A - Improvements in or relating to reciprocating ram pumps : en
  • GB476057A - Improvements in and relating to methods of charging the generator-absorbers of absorption refrigerating apparatus : en
  • DE653689C - Shut-off valve : de en
  • GB475911A - Process for the production of saturated hydrocarbons, in particular of the gasoline range : en
  • GB476130A - Improvements in or relating to rotary drilling tool with rolling cutters : en
  • DE653606C - Mixing tubes : de en
  • US2100824A - Electric cable connecter : en
  • DE653885C - Line of an articulated locomotive connected with ball joints : de en
  • SU51608A1 - Ion-mechanical rectifier : en ru
  • US2100543A - Spring structure : en
  • US2100938A - Mirror for vehciles : en
  • AU167037A - Improvements in refrigerators : en
  • CH194295A - Method for sharpening receivers in wireless reception technology. : de en
  • GB475887A - Improvements in cooling means for air cooled cylinders of internal combustion engines : en
  • GB476112A - Improvements in tubular heat exchangers for liquids : en
  • GB476300A - Improvements in or relating to doors, windows, or the like : en
  • FR821387A - Water washable playing cards : en fr
  • US2100652A - Tape machine : en
  • US2100741A - Material feeding mechanism : en
  • US2100594A - Color photography : en
  • CH194369A - Process for the preparation of 3-benzoyl-cis-androstandiol-3,17. : de en
  • SU51645A1 - Point device walked on card : en ru
  • US2100803A - 4-aminodiphenyl compounds : en
  • DE653645C - Discharge vessel : de en
  • DE653675C - Process for the production of sulfur dyes : de en
  • DE653751C - Air compressor : de en
  • DE653797C - Device used to paste and stick wallpaper strips to the wall : de en
  • SU51781A1 - Method of bleaching vegetable fibrous materials : en ru
  • US2100781A - Antiseptic for the treatment of genitourinary infections : en
  • US2100856A - Revolving ripper : en
  • SU52212A1 - Device for indicating the progress of the production process : en ru
  • US2100936A - Speed changing device : en
  • DE653564C - Device for closing gates, doors, etc. Like. By means of a clockwork that can be adjusted to different times : de en
  • GB475964A - Improvements in or relating to inductance coils : en
  • CH194183A - Process for the separation of compounds of the cyclopentano-polyhydrophenanthrene series. : de en
  • AU486836A - Improvements inthe manufacture of porous rubber : en
  • USD107247S - Design for a spectacle frame : en
  • SU51904A1 - Method for determination of moisture content in gases : en ru
  • CH194346A - Process for the preparation of a new derivative of an azo dye. : de en
  • US2100381A - Stabilizer structure for automobiles : en
  • US2100912A - Autographic register : en
  • SU51410A1 - A method of making layered decorative materials and haberdashery : en ru
  • CA370314A - Shade apparatus for vehicles : en fr
  • DE653848C - Feather bite : de en
  • CA370261A - Coating composition : en fr
  • CA370288A - Engine exhaust : en fr
  • US2100676A - Fuel system for combustion engines : en
  • US2100734A - Mill and classifier : en
  • US2100869A - Garment : en
  • SU52153A1 - Device for automatic start of asynchronous motor : en ru
  • US2100498A - Signal control circuits : en
  • US2100762A - Coking retort oven : en
  • SU51595A1 - Method for making black oil lacquers : en ru
  • US2100394A - Reception of frequency modulated waves and circuits therefor : en
  • CH194160A - Appliance such as a drainer, sink. : en fr
  • SU51852A1 - A device for removal of fuel particles that are not burnt into a thin engine : en ru
  • SU53204A1 - Axial bearing : en ru
  • SU51669A1 - Self-loading platform : en ru
  • SU51890A1 - The method of determining halos scattering sulfide deposits of non-ferrous metals : en ru
  • US2100893A - Automatic reclosing circuit breaker system : en
  • US2101008A - Mite killer attachment for bird cage perches : en
  • SU51994A1 - Method for producing 2-chloro-butadiene 1.3 : en ru
  • SU52133A1 - Winding mechanism for cylindrical hank on linen vaters : en ru
  • US2100463A - Vehicle construction : en
  • SU51203A1 - The method of drying copper powder : en ru
  • SU52090A1 - Parosilov installation, working on a binary cycle : en ru
  • SU52794A1 - Heat exchanger : en ru
  • CH194213A - Automatic firearm with remote trigger controlled by compressed air. : de en
  • FR821417A - Process for making paper, strong papers, fabrics and other materials, as well as articles made from them, in particular sausage casings, watertight and greaseproof : en fr
  • SU51220A1 - Apparatus for automatic control of pulp density : en ru
  • US2100427A - Automatic glare shield : en
  • US2100732A - Draft control means for fireplaces : en
  • DE653715C - Method for attaching the contact material to the contact point of rivets formed from base metal with a double layer : de en
  • DE653719C - Process for compressing the coal feed in coking chamber furnaces : de en
  • FR821293A - Installation for the stabilization of the emission of spectral radiations : en fr
  • FR821359A - Automatic lifting device for tanning plants : en fr
  • FR821401A - For converting fuel oil into a clear liquid for combustion, mainly for lighting and all other uses : en fr
  • GB475904A - Improvements in or relating to holders for toilet paper cartons : en
  • CA370281A - Self-priming pump : en fr
  • DE653812C - Trailer coupling for road tractor with low frame : de en
  • FR821377A - Manufacturing process of anti-diffuser screens for radiography : en fr
  • GB475951A - Improvements in and relating to electrical insulating materials and methods of manufacturing the same : en
  • GB476207A - Improvements relating to separators for electric accumulators or other galvanic cells : en
  • CA370218A - Spirituous liquor manufacture : en fr
  • DE653753C - Device for turning and switching the headlights of all kinds of motor vehicles by means of an electric motor : de en
  • PL25614B1 - Method for producing zinc from metallic zinc dust. : en pl
  • US2100333A - Storage battery : en
  • US2101014A - Dry cleaning apparatus and fluid circulating system therefor : en
  • AU433536A - Improvements in and relating to variable selectivity in radio receivers andthe like : en
  • DE653877C - Plate heater for milk and other liquids : de en
  • US2100477A - Washrag holder : en
  • US2100888A - Collapsible paper funnel construction : en
  • USD107284S - Manicuring implement : en
  • DE653717C - Especially for aircraft engines two-point engine suspension by means of damping bodies : de en
  • GB476108A - Electric systems for the automatic control of a variable condition : en
  • SU51965A1 - Oil filled insulator : en ru
  • SU52220A1 - The method of annealing ductile iron : en ru
  • CH194278A - Electric miniature light bulb with a pearl base. : de en
  • CH194355A - Process for the preparation of a water-insoluble azo dye. : de en
  • DE653894C - Arrangement for the synchronous drive of mechanical picture composers : de en
  • CA370257A - Stacker or loader : en fr
  • AU102514B2 - Improvements in or relating to processes forthe production of magnesium or alloys thereof : en
  • PL25625B1 - Compressed air brake. : en pl
  • US2100563A - Brake applying and equalizing mechanism for motor cars : en
  • US2100558A - Airtight cover releaser for containers : en
  • US2100668A - Radial plain bearing : en
  • CH194227A - A method of manufacturing and assembling a plate and an anchor bridge for a clockwork movement. : en fr
  • CA370230A - Tipping mechanism : en fr
  • US2100473A - Hinge : en
  • US2100960A - Combination dentifrice dispenser and toothbrush holder : en
  • DE653811C - Process for conveying liquids : de en
  • CA370205A - Spring seat : en fr
  • CA370231A - Hydraulic turbine control : en fr
  • CH194202A - Sheet for steep view cards. : de en
  • USD107213S - Design fob a sweater : en
  • SU51934A1 - Loom : en ru
  • US2100610A - Gas filter : en
  • US2100315A - Weighing feeder : en
  • AU26237A - Improvements in or relating to apparatus for packetting granular pulverulent or other material or flat articles : en
  • CH194120A - Hay tedder. : de en
  • PL25696B1 - Enamelling method. : en pl
  • US2100332A - Wear testing, measuring, and recording apparatus and method : en
  • US2100911A - Autographic register : en
  • DE653686C - Device for fastening glue tape fly catchers by means of clamping pliers : de en
  • DE653783C - Covering agent for lead : de en
  • GB476193A - Improved manufacture of building slabs : en
  • FR821260A - Progressive and automatic gear change device for motor vehicles or others : en fr
  • FR821287A - Post candelabra or light support : en fr
  • PL25664B1 - The method of washing ores by swimming. : en pl
  • SU53359A1 - Device for direct stabilization of high-power cascades of transmitters using piezoelectric stabilizers : en ru
  • GB476182A - Improvements relating to collapsible-tube containers : en
  • SU51704A1 - A device for sawing arc grooves in a tree : en ru
  • US2100770A - Steak tenderizing and dicing tool : en
  • US2100991A - Wearing apparel : en
  • SU53505A1 - Radio receiver : en ru
  • FR821390A - Sheet metal frame for radio receiver : en fr
  • USD107238S - Design for a real estate photograph : en
  • FR821280A - Optical system and lighting apparatus including application : en fr
  • GB475987A - Improvements in tyres for wheels : en
  • USD107244S - Design for a towel bab post ob simi : en
  • SU51950A1 - Method of making metal products by extrusion directly from a liquid metal : en ru
  • US2100579A - Manifolding device : en
  • BE424216A - : en
  • PL25697B1 - The method of operation of metallurgical smelting furnaces, gas-fired and equipped with regenerators, and a device for carrying out this method. : en pl
  • SU51578A1 - The method of obtaining slag felt : en ru
  • US2100380A - Truck tank loading apparatus : en
  • GB475900A - Improvements in or relating to wireless receiving apparatus : en
  • FR821439A - Reproduction device for sound films with sound tracks on different sides of the film : en fr
  • GB476131A - Improvements in and relating to stackable chairs and the like : en
  • US2100815A - Cutting device for buttonhole-or other sewing machines : en
  • FR821234A - Water-repellent textile materials and method of preparing such materials : en fr
  • GB475959A - Improvements in soldering bits : en
  • GB476052A - Toy vehicles : en
  • PL25613B1 - A method of producing phosphorus fertilizers by roasting. : en pl
  • SU51367A1 - Corrosion Tester : en ru
  • SU52122A1 - Fencing or fencing bar or sheathing pier structures : en ru
  • US2100783A - Exhaust valve for internal combustion engines : en
  • GB475954A - A relay system for measuring the time of the continuous flow of an electric current : en
  • SU51868A1 - The method of obtaining stable drugs diazo compounds : en ru
  • US2100894A - Canteen : en
  • USD107230S - Design fob a plaque : en
  • US2100569A - Thimble for rope slings : en
  • US2100761A - System of control for dynamo-electric machines : en
  • SU51371A1 - Balanced valve : en ru
  • US2100796A - Pipe coupler : en
  • US2100864A - Golf club and method of making same : en
  • USD107305S - Design for a dress : en
  • PL25676B1 - Fence with an electric burglary alarm. : en pl
  • CH194307A - Photographic tape for tourist and industrial advertising. : en fr
  • US2100644A - Hinged carton : en
  • US2100503A - Manufacture of pipe blanks : en
  • FR821330A - Distributor for turbo-machines, in particular for gas and steam turbines and for axial compressors : en fr
  • AU458036A - Burner for hydrocarbon gases : en
  • FR821326A - Method and apparatus for the continuous fermentation of solutions, with a view to obtaining fermentation products or multiplying microorganisms : en fr
  • PL25646B1 - Winch for multiple wire drawing. : en pl
  • US2100907A - Apparatus for manufacturing dried feed : en
  • SU51925A1 - Method for quantitative determination of tannid content in tanning juices and extracts : en ru
  • US2100603A - Crankcase assembly and method of making the same : en
  • CH194286A - Time recorder. : de en
  • SU51461A1 - Upholstery mattress : en ru
  • SU51967A1 - A device for releasing water into a caisson chamber from a chamber located above the ceiling of the caisson : en ru
  • SU52105A1 - Apparatus for testing nets and breaks : en ru
  • GB476077A - Improvements in or relating to rail joints : en
  • FR821339A - Alarm clock incorporating a device for blocking the ringing during and outside the wake-up period : en fr
  • GB476028A - Improvements in or relating to pouring spouts for jugs and like containers : en
  • SU51805A1 - Overlap over bulk bin or hopper loading opening : en ru
  • US2100763A - Trotline rack : en
  • GB476376A - Method of producing therapeutically and disinfectantly active substances : en
  • CA370309A - Cold producing apparatus : en fr
  • CH194370A - Process for the preparation of 2,4-dioxo-3,3-diallyl-tetrahydropyridine. : de en
  • GB476125A - Improvements in or relating to rollers for conveyor furnaces : en
  • FR821386A - Improvements to rotary distributor sleeves for internal combustion engines and their lubrication : en fr
  • US2100609A - Control means : en
  • US2101005A - Knitting machine : en
  • FR821164A - Dust protection sleeve, for universal joints : en fr
  • US2100586A - Well cementing device : en
  • CH194356A - Process for the preparation of a water-insoluble azo dye. : de en
  • US2100459A - Jigging machine for concentrating ores and other materials : en
  • SU51750A1 - The method of producing sorbitol : en ru
  • DE653768C - Process for the production of a stamping foil : de en
  • US2100465A - Variable speed transmission unit : en
  • US2100771A - Combined billfold and key holder : en
  • PL25719B1 - Tape measure for pyrotechnic purposes. : en pl
  • SU51928A1 - The method of cleaning technical amyl acetate from alcohol : en ru
  • USD107303S - Design for a dress : en
  • US2100877A - Milk stool : en
  • US2100791A - Multiple control apparatus : en
  • US2100645A - Corded tape for slide fasteners and the like : en
  • AU433236A - Improvements in and relating to adjusting mechanism for connecting tractor implements to tractors : en
  • CA370227A - Copper refining apparatus : en fr
  • US2100557A - Separable fastener : en
  • US2100650A - Structure for supporting plaster coating : en
  • AU102509B2 - Improvemennts in or relating to processes for the manufacture off magnesium or alloys thereof : en
  • CH194133A - Process for the production of fired moldings from silicon-containing masses. : de en
  • CH194151A - Pepper, salt, sugar, coffee and the like mill. : en fr
  • SU51809A1 - Machine for drilling railroad embankments : en ru
  • GB476036A - Improvements in or relating to machines for interfolding sheets of paper : en
  • AU102536B2 - Glass articles and method of making thesame : en
  • CH194259A - Electrical plug that can be converted into a coupling socket. : de en
  • SU51653A1 - Grain Combine : en ru
  • DE653819C - Pusher connection by means of an axial longitudinal screw holding the two door pusher together : de en
  • PL25623B1 - A method of processing continuous threads directly in the strand, consisting of short lengths of thread, and an apparatus for carrying out the method. : en pl
  • PL25656B1 - A method for spraying liquid fuel and an apparatus for carrying out the method. : en pl
  • CA370262A - High temperature refractory : en fr
  • CH194269A - Generator rack circuit protection arrangement. : de en
  • CH194279A - Split bar on two-part stretchers. : de en
  • CA370255A - Garment : en fr
  • US2100581A - Spinneret treatment in the manufacture of artificial silk : en
  • US2100777A - Cable clamp : en
  • US2100787A - Process for fireproofing wood, and products therefrom : en
  • US2100793A - Vegetable peeler : en
  • US2101004A - Elastic strand : en
  • USD107216S - Design fob a handbag ob the like : en
  • USD107277S - Design for a textile flooh covering : en
  • GB475914A - Improved apparatus for playing board games : en
  • GB476118A - Improvements in guards for presses and the like : en
  • GB476117A - Improvements in and connected with divisions for limousines and like automobile bodies : en
  • DE653876C - Wide-span shed roof construction : de en
  • GB476310A - Improvements in or relating to air filtering apparatus : en
  • AU102561B2 - Improvement in periodic voltage generator : en
  • FR821167A - Assembly making it possible to stabilize the voltage at the terminals of an electrical device supplied by a variable-voltage current source : en fr
  • FR821424A - Multiple expansion piston steam engine, particularly intended for ships : en fr
  • DE653612C - Suction mouthpiece : de en
  • SU51454A1 - A method of manufacturing pipes with an inner layer of sylbchaty deidrites : en ru
  • SU51892A1 - Self-loading platform : en ru
  • FR821345A - Process for making pure, unfelted fibrous material, in particular cellulosic material : en fr
  • FR821447A - Plastic base, perforated with a single hole, serving as a housing for any button in various fabrics : en fr
  • GB476194A - Improvements in and relating to a method of preparing an enamel frit for the production of white clouded iron enamel : en
  • CH194117A - Mower. : de en
  • CH194206A - Copy material provided with a color grid. : de en
  • AU102566B2 - Improvement insensitive layers for color photography : en
  • AU125837A - Improvements in or relating to resilient means. for fastening rails to wooden sleepers : en
  • AU155437A - Improvement insensitive layers for color photography : en
  • SU51016A1 - Tool for the formation of c d : en ru
  • CA370251A - Sewing machine pinking mechanism : en fr
  • CH194353A - Process for the preparation of a water-insoluble azo dye. : de en
  • US2100677A - Power take-off attachment for motor vehicles : en
  • US2100874A - Automatic weighing and feeding machine : en
  • AU102567B2 - Burner for hydrocarbon gases : en
  • CH194166A - Control device for spinning, twisting and similar machines. : de en
  • GB475890A - Improvements in or relating to heat-exchange tubes particularly applicable to steam superheaters : en
  • CA370313A - Electric furnace electrode control : en fr
  • AU102568B2 - Improved machine for reclaiming gold : en
  • CA370267A - Railway car door : en fr
  • FR821289A - Contactor : en fr
  • SU51651A1 - Device for drying viscose products : en ru
  • US2100542A - Wheel with rubber-like tread : en
  • US2100852A - Printing press : en
  • AU102565B2 - A device for holding and delivering thread for hand sewing and analogous purposes : en
  • BE424268A - : en
  • CH194306A - Method for producing traffic signs. : de en
  • US2100999A - Lipstick container : en
  • AU102515B2 - Process forthe production of lubricating oils : en
  • FR821275A - New azo dyes, intermediate products which can be used for their preparation, and processes for obtaining these dyes and these products : en fr
  • AU102535B2 - Improvements in or relating to photosculpture : en
  • CA370287A - Evaporator-meter : en fr
  • CH194141A - Firelighters, method and apparatus for making such. : de en
  • CH194163A - Liquid containers and methods for their manufacture. : de en
  • AU335536A - A saucepan handle support : en
  • CA370258A - Tiering, feeding and loading apparatus : en fr
  • CA370272A - Licence plate fastener : en fr
  • AU102507B2 - Improvements in telephone or like systems : en
  • DE653704C - Device for dosing reagents for water softening systems : de en
  • FR821337A - High throughput sorter for wheat separation and other applications : en fr
  • DE653613C - Adjustable drawing table : de en
  • DE653615C - Food carrier : de en
  • CH194159A - Device for gripping upright cans for the purpose of transporting them. : de en
  • AU102562B2 - Improvements in or relating to electric discharge tubes : en
  • FR821262A - Rapid evacuation process of dense stagnant gases and vapors in cities : en fr
  • DE653806C - Machine for peeling grain : de en
  • GB476158A - An improved apparatus for the production of coke of determined lump size : en
  • AU468337A - An improved adjustable base or support for power transmission pulleys or sheaves : en
  • PL25615B1 - A valve for heat engines, especially for internal combustion engines, and the method of its production. : en pl
  • US2100401A - Manufacture of ortho-and peri-aryl dinitriles : en
  • FR821305A - Device for modifying the propulsion conditions of bicycles or others : en fr
  • SU52080A1 - Circular Saw Blade : en ru
  • GB476074A - Improvements in driving units for motor vehicles : en
  • DE653663C - Autonomous route block : de en
  • GB476151A - Improvements in and relating to shortening creamer : en
  • DE653665C - Diesel electric vehicle : de en
  • US2100696A - Necktie : en
  • FR821306A - Electric heating system for intermittent current absorption, in particular for heating residential premises : en fr
  • DE653784C - Plug coupling arranged in a ceiling flush box : de en
  • CH194205A - Device for switching the pressure on and off in sheet-fed printing machines. : de en
  • CH194276A - Burner for heavy oils and other liquid fuels. : en fr
  • GB476339A - Vehicle brake : en
  • USD107234S - Design for a spread : en
  • SU52275A1 - Device for measuring flowing fluid : en ru
  • CA370295A - Bricklayer's apparatus : en fr
  • CA370311A - Flexible spring support : en fr
  • FR821382A - Bars and other molded resin parts with homogeneous gloss and their manufacturing process : en fr
  • DE653755C - Window adjustment device equipped with a lock : de en
  • FR821338A - Electric heating device for vulcanizing rubber objects, and particularly for repairing inner tubes of tires : en fr
  • FR821292A - Improvement in the assembly of certain moving parts of airplane wings or similar surfaces : en fr
  • DK53927C - Procedure for Reproducing Telephone Messages. : da en
  • GB475899A - Improvements in apparatus for the application of screw stoppers to bottles : en
  • FR821341A - Water purification and residue destruction facility : en fr
  • FR821448A - Gas stove with articulated legs : en fr
  • GB476099A - Improvements in and relating to vehicle actuated means for opening and closing doorsor gates : en
  • US2100929A - Dolly for washing machines and the like : en
  • FR821169A - Improvements to airplanes : en fr
  • PL25661B1 - Method of accelerating hardening of mortar and concrete. : en pl
  • SU52050A1 - Crossbar profilograph : en ru
  • US2100608A - Coin selection program system : en
  • GB476043A - An improved method of fireproofing solid combustible substances : en
  • SU52138A1 - Moving device for dressing grain, coal and similar bulk materials : en ru
  • CH194219A - Thermometer. : de en
  • CH194320A - Transmission brake. : de en
  • FR821190A - Device to prevent theft or unauthorized use of cycles, motorcycles and other vehicles : en fr
  • US2100837A - Spark meter : en
  • PL25610B1 - A device for mixing and simultaneous heating of non-flammable liquids, pastes and similar substances. : en pl
  • SU51463A1 - Polomer : en ru
  • GB476110A - Improvements in insulating sleeves : en
  • GB476331A - Improvements in and relating to magnetic amplifiers for controlling gas or vapour electric discharge gaps : en
  • CH194303A - Method for the common and selective remote control of alarm devices which are connected to existing lines radiating out from a central point, in particular telephone lines. : de en
  • GB476162A - Improvements in and relating to sleeping bags : en
  • GB476199A - Oil burners : en
  • DE653851C - Process for producing noise-free sound recordings in amplitude writing : de en
  • FR821336A - Vessel operating under internal pressure such as an autoclave pot and the like : en fr
  • SU50987A1 - The method of obtaining barite or alkali-lime glass : en ru
  • SU52126A1 - Roofing compactor for spinning machines : en ru
  • USD107302S - Design for a dress : en
  • CH194147A - Rubbing device for cleaning floors, household items and the like. : de en
  • US2100766A - Heater : en
  • US2100965A - Pitman : en
  • USD107293S - Design for a handbag : en
  • FR821201A - Improvements to locomotive boilers : en fr
  • FR821203A - Advanced steam locomotive : en fr
  • GB476104A - Improvements in or relating to fire-grates : en
  • GB476333A - An improved multiply sheet material suitable for use in buildings, furniture, and the like : en
  • FR821429A - Reinforcement piece for fillings of gassy blast holes : en fr
  • SU51574A1 - Method of making electrical contacts : en ru
  • US2100827A - Process for the production of potassium formate : en
  • SU52044A1 - Device for turning and folding erasers : en ru
  • FR821364A - Method and device for supplying any machine using an assembly: piston, connecting rod, cylinder : en fr
  • US2100545A - Welding electrode : en
  • US2100867A - Air conditioning system : en
  • FR821407A - Improvements to locking systems by wedging : en fr
  • US2100319A - Dental or surgical instrument : en
  • DK53935C - Method of Manufacture of Insulating Coatings for Insulation in Electrical Discharge Containers. : da en
  • GR6980B - CONTAINER WITH HEATING INSTALLATION. : el en
  • US2100641A - Convertible table and cabinet : en
  • GB476100A - Improvements in motor vehicles : en
  • GB476174A - Improvements in and relating to systems of electric motor control : en
  • AU515736A - Improvements in and connected with flexible power transmission drives : en
  • CH194218A - Flow meters for liquids. : de en
  • DE653734C - Flat knitting machine with automatic reduction device : de en
  • FR821436A - Improvements to manufacturing processes for everyday objects obtained with mixed carbides : en fr
  • GB476005A - Improvements in and relating to air rifles : en
  • GB476190A - Improvements in or relating to mercury vapour electric discharge lamps : en
  • US2100373A - Heating apparatus : en
  • US2100446A - Coin register : en
  • US2100624A - Insulating construction : en
  • US2100389A - Flow control for urinals and the like : en
  • PL25621B1 - A method of grinding calcium cyanamide. : en pl
  • SU51586A1 - Reversing mechanism for counting machines : en ru
  • SU51860A1 - The method of manufacture of plastics : en ru
  • SU51863A1 - Method of producing 2-oxydiphenyl-3-carboxylic arylides : en ru
  • SU51738A1 - Method of laying drainage pipes in embankments or slopes : en ru
  • AU526436A - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • CH194242A - Pipe connection. : de en
  • CH194204A - Stereotype casting machine. : de en
  • AU481336A - An adjustable drenching device : en
  • CA370317A - Aircraft engine controlling means : en fr
  • CH194169A - Device for treating textile goods, in particular stockings, drawn onto moving forms. : de en
  • SU51956A1 - Method of making refractory mass : en ru
  • CA370293A - Game board : en fr
  • US2100739A - Container machine : en
  • US2100845A - Product for increasing the slip of textile materials : en
  • USD107264S - Design for a watch bracelet : en
  • PL25695B1 - Method of carrying out the electrolysis of sodium sulphate. : en pl
  • US2100387A - Product for covering highway joints : en
  • US2100523A - Automatic telephone system : en
  • AU102587B2 - Method of and means for generating synchronisation impulses in television transmission arrangements with braun tubes : en
  • CA370213A - Vinyl resin : en fr
  • CH194225A - Method of manufacturing a wristwatch case with horns. : en fr
  • SU53358A1 - Apparatus for measuring the time elapsed between sending a sound signal and receiving echoes for echo sounders and sound altimeters : en ru
  • AU61737A - Improvements inthe manufacture of collapsible gates : en
  • CH194155A - Device to avoid constant covering and unattended getting of small children in cots. : de en
  • DE653616C - Workbench for attachment to stepladders : de en
  • DE653759C - Package winder for the production of truncated cone packages : de en
  • FR821354A - Profile rail joints : en fr
  • PL25650B1 - A device for burning solid fuel in a furnace of steam boilers or the like. : en pl
  • FR821197A - Improvements to selector gear shift mechanisms : en fr
  • US2100318A - Fuel injector pump : en
  • US2100470A - Valve : en
  • US2100776A - Machine and method for making manifold forms : en
  • DE653785C - Variable resistor or potentiometer for radio technology : de en
  • CH194210A - Skis with metal edges. : de en
  • SU52124A1 - Device for moistening coal on a stoker distribution plate and distributing it over the grate : en ru
  • SU51861A1 - The method of forming high-refractory t gley and other vessels : en ru
  • PL25712B1 - Vending machine for the sale of food, tobacco and colonial goods, especially bottled drinks. : en pl
  • SU52023A1 - The method of producing divinyl : en ru
  • US2100775A - Welded box frame for vertical internal combustion engines : en
  • AU102564B2 - Improvements in blowfly traps : en
  • US2100358A - Paperboard printing plate and process of making same : en
  • US2100471A - Cream dipper : en
  • AU102586B2 - Nozzle for atomizing cement slurry : en
  • GB476066A - Improvements in or relating to electric discharge devices : en
  • FR821191A - Braking system with thermal energy recovery, more particularly for railway trains : en fr
  • FR821240A - Handheld device for presenting photographs : en fr
  • CH194153A - Seating furniture with U-shaped bent springy side supports. : de en
  • US2100709A - Thermostatic regulator for gas heating : en
  • US2100572A - Form for making latex articles : en
  • PL25725B1 - A method for cleaving cellulosic material and an apparatus for carrying out the method. : en pl
  • US2100749A - Circuit breaker : en
  • GB476157A - Improvements in grain separating machinery : en
  • CA370242A - Aminoazaphenanthrene production : en fr
  • CA370266A - Staple fibre processing : en fr
  • CH194190A - Process for the preparation of an acidic wool dye of the anthraquinone series. : de en
  • SU51916A1 - Double Drum Vertical Water Tube Steam Boiler : en ru
  • US2100310A - Power take-off : en
  • PL25680B1 - Bearings or joints for individual or grouped levers or similar parts in typewriters. : en pl
  • SU52107A1 - Device for gradual release of Westinghouse system brakes : en ru
  • US2100996A - Gate valve : en
  • CA370290A - Faucet : en fr
  • CH194157A - School desk. : en fr
  • DE653850C - Pliers for carrying sheet metal, plates, etc. : de en
  • PL25667B1 - Concrete for road pavement and similar purposes, and a method of its manufacture. : en pl
  • CA370316A - Vehicle brake : en fr
  • CH194308A - Paper roll device for the inscription of minutes and the display of advertising : en it
  • US2100519A - Bag and like tubing machine : en
  • CA370220A - Regeneration absorption system : en fr
  • AU490036A - Improvements in or relating to means for forming glass bottles jars andthe like : en
  • SU50322A1 - Method for automatic adjustment of cutting speed of metal-cutting machine tools depending on tool life : en ru
  • US2100987A - Pinking mechanism for sewing machines : en
  • US2100437A - Process for the production of anhydrous hydrocarbon derivatives : en
  • US2100596A - Machine for assembling cap valves for containers : en
  • US2100605A - Radio receiving system : en
  • US2100906A - Seat and seat cover actuating mechanism for toilets : en
  • CH194319A - Wheel drive for motor vehicles. : de en
  • CA370235A - Phthalic acid condensation product : en fr
  • AU102584B2 - Improvements in or relating to moulding machines for glassware or other articles made from molten material which sets on cooling : en
  • AU490636A - Improved scanning disc for picture transmission, television or like systems : en
  • SU52236A1 - Suction apparatus : en ru
  • US2100654A - Wheel and rim mounting : en
  • US2100881A - Signal system : en
  • US2100844A - Mattress tufting machine : en
  • DE653800C - Method and device for the production of hollow rubber bodies : de en
  • SU51507A1 - Aggregate for cleaning cotton from litter : en ru
  • US2100688A - Loom shuttle : en
  • SU51657A1 - Tukova scattered grain : en ru
  • SU51838A1 - Building element : en ru
  • CA370216A - Shoe lasting appliance : en fr
  • CH194230A - Process for the production of elongated construction material from deformable materials. : de en
  • FR821212A - Advanced electric cable : en fr
  • US2100420A - Drill collar for drilling strings : en
  • CH194311A - Showcase and dispensing box for series items, especially sewing silk rolls. : de en
  • FR821269A - Protective mask : en fr
  • CH194247A - Water motors, in particular for washing machines. : de en
  • CH194129A - Air conditioning and ventilation device. : de en
  • US2100905A - Generator regulation : en
  • SU53500A1 - Cathode transmitting tube for testing television devices : en ru
  • US2100646A - Tube thickener : en
  • SU51714A1 - Machine for testing the strength of rubble and similar travel materials : en ru
  • US2100508A - Dropping board and roost for poultry : en
  • AU90137A - An improved composition for inhibiting the growth of ruston iron or steel surfaces : en
  • PL25707B1 - Method for treating sewage sludge. : en pl
  • SU51906A1 - The method of producing fluorosilicic acid : en ru
  • CH194275A - Safety shut-off device for gas pipes. : de en
  • DK53944C - Apparatus for crushing bones, lard and meat as well as hard olives and similar fruits. : da en
  • CA370208A - Electric discharge lamp device : en fr
  • SU51134A1 - The method of obtaining 2-4-dibromo-1-aminoanthraquinone : en ru
  • PL25637B1 - . . . : en pl
  • US2100966A - Insect trap : en
  • US2100971A - Plate glass carrying truck : en
  • US2100328A - Electrical pasteurizing process : en
  • US2100445A - Trail builder : en
  • CH194289A - Telecommunication system with voters. : de en
  • FR821278A - Automatic dispensing, closing and dosing container for granules, powders or liquids, for domestic use : en fr
  • CH194188A - Process for the preparation of a water-insoluble disazo dye. : de en
  • BE424160A - : en fr
  • US2100788A - Circuit breaker : en
  • US2100813A - Tank cleaner : en
  • SU51693A1 - Cutting device to blooming : en ru
  • US2100707A - Refining of mineral oils : en
  • AU102559B2 - Multipactor oscillator : en
  • CH194199A - Electrode for apparatus for the prevention of scale. : de en
  • AU480236A - Improvements in telephone or like systems : en
  • CA370302A - Curling and crimping device : en fr
  • DE653696C - Method for producing weather-resistant announcement, direction or similar metal signs : de en
  • DK53931C - Electrical Switch. : da en
  • GB476147A - Improvements in telescopes : en
  • DE653796C - Filter paper insert for coffee brewing filter u. like : de en
  • CH194140A - Device for the manufacture of glass sheets by drawing. : en fr
  • FR821406A - Changes to automotive door locks : en fr
  • CA370212A - Alcohol dehydration : en fr
  • SU52131A1 - Instrument for measuring the thickness of ice in water : en ru
  • US2100567A - Knob attaching means : en
  • CH194368A - Process for the preparation of the 2'-methyl-piperidide of 3,5-dimethyl-isoxazole-4-carboxylic acid. : de en
  • CA370306A - Artificial animal head forming device : en fr
  • US2100428A - Fishing rod and reel : en
  • US2100407A - Valving assembly for hydraulic shock absorbers : en
  • US2100733A - Automatic frequency control : en
  • USD107304S - Design for a dress : en
  • US2100802A - Film stretching device : en
  • US2100426A - Electric series-parallel switch : en
  • US2100933A - Outer garment : en
  • USD107227S - Design for a scale : en
  • PL25669B1 - Airline breathing apparatus. : en pl
  • SU52245A1 - Tool for rolling and clamping rubber shoes using vacuum : en ru
  • CH194121A - Sorting machine for fruits, potatoes, beets, grain etc. : de en
  • BE423953A - : en
  • CH194288A - Microphone of the charcoal pellet type. : en fr
  • DE653826C - Circuit arrangement for high frequency induction ovens : de en
  • SU53338A1 - Device to protect the ends of the energized wires from short-circuiting : en ru
  • US2100822A - Continuous process for production of aralkyl halides : en
  • AU535436A - Process forthe production of lubricating oils : en
  • FR821358A - Provision applicable to lingerie and clothing articles : en fr
  • US2100500A - Telephone unit : en
  • DE653863C - Nozzle gap wing with wing flap hinged to the wing : de en
  • CH194203A - Machine for melting and composing movable type printing. : en fr
  • AU424136A - Process forthe treatment off distillable carbonaceous materials with hydrogenating gases : en
  • US2100530A - Lock for mail catcher arm supporting bar : en
  • DE653712C - Two-stroke internal combustion engine, especially a diesel engine, with one-sided reverse slot flushing : de en
  • CH194226A - Waterproof watch box. : en fr
  • DE653706C - Electric socket with spring force of the plug shells that can be canceled by a push button : de en
  • CH194191A - Process for the production of a vat dye. : de en
  • PL25716B1 - Umbrella with sliding rods on top. : en pl
  • US2100376A - Taper-thread-cutting tool : en
  • USD107241S - Design for a skirt guard for a : en
  • AU483436A - Magnetron valve for generating short and very short electric waves : en
  • AU102556B2 - Improvements in or relating to variable condensers : en
  • GB476384A - Improvements in and relating to sliding folding windows and the like : en
  • FR821276A - Suction mouth : en fr
  • AU482036A - Improvements in and relating to electric water heaters : en
  • PL25641B1 - A method of refining lubricating oils by extraction with solvents. : en pl
  • SU51736A1 - Adaptation to the Lopushinsky device for admitting a mixture of steam and air into the steam inlet pipes with Trofimov system spools : en ru
  • SU52179A1 - Jet Test Device : en ru
  • SU54133A1 - Double bridge : en ru
  • US2100489A - Fan : en
  • US2100730A - Animal clamp : en
  • AU102572B2 - Improved scanning disc for picture transmission, television or like systems : en
  • AU102576B2 - Vulcanization of rubber : en
  • BE424344A - : en fr
  • AU102542B2 - An improved composition for inhibiting the growth of ruston iron or steel surfaces : en
  • CA370285A - Resilient heel : en fr
  • AU102511B2 - Improvements in or relating to processes forthe manufacture of magnesium or alloys thereof : en
  • AU102545B2 - Improvements in extensible pipe-joints for beer-lines andthe like : en
  • SU53378A1 - Phase shifter : en ru
  • CH194246A - Rotary vane pump. : de en
  • PL25618B3 - Device for introducing single thread into gripper looms with continuous thread feeding. Patent, additional to Patent No. 13792. : en pl
  • US2100622A - Surface bolt : en
  • CA370201A - Clutch : en fr
  • CH194222A - Optical device making it possible to emit current pulses of frequency proportional to the sum or to the difference of the rotational speeds of two moving parts. : en fr
  • CH194293A - Receive circuit. : de en
  • PL25662B1 - A method of converting primary aliphatic alcohols into esters with a double number of carbon atoms in a molecule, especially ethyl alcohol into ethyl acetate. : en pl
  • SU51707A1 - The method of casting hollow steel ingots : en ru
  • SU52170A1 - Grunthos : en ru
  • AU483236A - Improvements in or relating to thermionic valve and like amplifiers : en
  • US2100516A - Container : en
  • US2100955A - Chuck for camshafts and the like : en
  • FR821366A - Repeating detonator for fixed optical signals : en fr
  • SU51235A1 - Mining harvester : en ru
  • US2100468A - Catalytic hydrogenation jdf alkyl : en
  • US2100714A - Rubber composition and method of making the same : en
  • SU52086A1 - Method for producing methacrylic acid : en ru
  • AU102573B2 - Scanning system : en
  • SU53490A1 - Device for wetting the brush with flammable liquids : en ru
  • US2100372A - Moving toy : en
  • US2100784A - Car door support : en
  • USRE20564E - Product packaging : en
  • SU51926A1 - The method of obtaining g-methyl ketones : en ru
  • US2100404A - Fluid transmission : en
  • US2100903A - Hatch frame construction for car roofs : en
  • GB475927A - Improvements in or relating to stationery feed mechanisms for typewriters and like machines : en
  • GB476065A - An improved manometric instrument for measuring the volumetric flow of a fluid : en
  • CH194317A - Device for supporting the upper part of the vehicle on the steering wheels, in particular for motor vehicles. : de en
  • FR821322A - Inhalation device : en fr
  • FR821264A - Improvements to all pocket-shaped receptacles, such as shopping bags, tobacco pouches, purses and the like : en fr
  • GB476222A - Guiding means for turbo-machines : en
  • FR821286A - Eyeshadow Holder : en fr
  • SU50742A1 - Device for ventilation and illumination of industrial plants : en ru
  • SU51718A1 - Upper chill mold for casting segments for tubings : en ru
  • US2100736A - Elevator signaling system : en
  • US2100698A - Grenade : en
  • DE653780C - Container for a pressurized liquefied gas : de en
  • CH194148A - Polishing device. : en fr
  • SU53354A1 - Lever mechanism for railway brakes : en ru
  • DE653651C - Regenerator, especially for horizontal chamber furnaces : de en
  • PL25647B1 - Cast iron radiator. : en pl
  • US2100364A - Control system : en
  • US2100392A - Alkylarylanthraquinone dyestuffs : en
  • US2100618A - Cathode ray apparatus : en
  • BE424217A - : en
  • US2100897A - Locking system : en
  • US2100989A - Twine holder : en
  • US2100424A - Wall or floor structure and securing means : en
  • GB476195A - Method and device for continuously generating motive fluid and supplying the same to combustion fuel turbines and the like : en
  • DE653737C - Powder dispenser : de en
  • PL25704B1 - Self-feeder comb regulator for carding machines. : en pl
  • CA370299A - Jar opener and sealer : en fr
  • CH194318A - Hourglass for motor vehicles. : en fr
  • FR821204A - New process for the production of edible ice creams, sorbets, etc. : en fr
  • GB475916A - Improvements in presses for moulding tiles and the like : en
  • GB475985A - Improvements in or relating to maximum demand electric supply meters : en
  • DE1424547U - : de en
  • FR821301A - Shoe stiffening device : en fr
  • GB476058A - Improvements in baling presses : en
  • FR821172A - Braun tube using electronic multiplier as emission source : en fr
  • CH194365A - Electric switch with combination control, usable in particular as an anti-theft device for motor vehicles. : en fr
  • AU102558B2 - Machine for fixing locks, fastening and fittings to attache and similar cases : en
  • GB476161A - Improvements in or relating to the anodising of aluminium and its alloys : en
  • SU51683A1 - Snow blower : en ru
  • US2100479A - Apparatus and method of making expanded cement articles : en
  • US2100804A - Drive for calculating machines : en
  • USD107294S - Design for an archer s glove : en
  • US2100575A - Form for making rubber articles : en
  • SU51455A1 - Device for reversing devices to communicate the movement of ships by the reaction of water ejected in the direction opposite to the movement of the vessel : en ru
  • DE653670C - Fire-weather protected plug device with socket switch and mutual locking between the plug device and the switch : de en
  • GB476565A - Improvements in or relating to electric condensers : en
  • CH194233A - Cutter bar drive on sheet metal shears. : de en
  • SU52046A1 - The method of smelting ferro tungsten and ferromolybdenum : en ru
  • US2100562A - Overload clutch : en
  • USD107287S - Design for a tire : en
  • SU52189A1 - Silicon Transformer Steel : en ru
  • US2100309A - Returnable shipping container : en
  • US2100374A - Filtering assembly for respirators : en
  • US2100582A - Casket placer : en
  • CH194297A - Level meter for direct display of the degree of modulation in the case of variable high-frequency carrier currents. : de en
  • DK53934C - Electric Discharge Pipe. : da en
  • SU51715A1 - Suburban Area Train Ticket Printing Machine : en ru
  • US2100708A - Shoulder strap device : en
  • DK53943C - Combined hydraulic clutch and friction clutch. : da en
  • GB475920A - Improvements relating to "fronts" for personal wear : en
  • US2100487A - Coffee maker : en
  • US2100821A - Macaroni trimming and drying apparatus : en
  • GB476141A - Improvements relating to regulating devices for internal combustion engines : en
  • DE653772C - Process for the extraction of vanadium from ores or slags : de en
  • CH194358A - Process for the preparation of a water-insoluble azo dye. : de en
  • DE653748C - Device for switching neon letters : de en
  • US2100611A - Mechanism for the automatic selection and operation of flat knitting machine thread carrier bars : en
  • US2100924A - Conveyer : en
  • US2100632A - Transmission : en
  • GB476007A - Machine for measuring the lengths particularly of running webs : en
  • US2100908A - Combined light and fire alarm casing : en
  • US2100954A - Grinding wheel truing device : en
  • GB476105A - Improved tensioning device for guy-ropes to tents and the like : en
  • US2100494A - Equalizing connection for refrigeration systems : en
  • US2100795A - Door controlling mechanism : en
  • GB476209A - Improvements in turbine plants : en
  • US2100342A - Nozzle for extruding machines : en
  • US2100588A - Manufacture of wool-like artificial fibers : en
  • GB476303A - An improved device for the testing of the electrical circuit of a power driven vehicle : en
  • FR821328A - Machine for sharpening metal strips and method for continuously advancing a strip of metal through two or more such machines : en fr
  • US2100904A - Pressure fluid motor : en
  • CA370282A - Mineral flotation : en fr
  • US2100316A - Weight controlled feeding means : en
  • USD107281S - Design for an outdoor weatherproof : en
  • CH194178A - Process and device for the fractional distillation of vaporizable substance mixtures. : de en
  • US2100583A - Apparatus for preparing superphosphate : en
  • US2100680A - Thread delivery device for warp knitting machines : en
  • CA370280A - Asphalt emulsion : en fr
  • CH194177A - Sterilization cap on canning containers. : de en
  • DE653660C - Ice maker : de en
  • US2100450A - Carboy cap construction : en
  • PL25718B1 - A method of printing fabrics for the production of decorative underwear. : en pl
  • SU53483A1 - Switch with tetrode : en ru
  • USRE20560E - Abrasive saw tooth : en
  • US2100422A - Preserving and wrapping cheese : en
  • US2100552A - Clutch mechanism for power operated portable tools : en
  • US2101007A - Well reamer : en
  • GB476086A - Method of producing freely wound coils for electrical measuring instruments : en
  • US2100706A - Altitude measuring apparatus : en
  • FR821329A - Coil-shaped heat exchanger device : en fr
  • US2100509A - Pump jack : en
  • US2100860A - Tablet crushing and dispensing device : en
  • US2100812A - Trim panel assembly : en
  • SU51118A1 - Method for improving commutation of a single-phase collector AC motor : en ru
  • SU51587A1 - Precipitation electrode for electrical sedimentation of gas : en ru
  • SU51832A1 - Installation for continuous heat treatment of drill pipes : en ru
  • US2100843A - Furnace for treating phosphate material : en
  • SU53842A1 - Boron-containing alloy of increased hardness on iron base : en ru
  • US2100769A - Tuning indicator circuits : en
  • USD107236S - Design fob a spread ob similar : en
  • AU102571B2 - Means for and method of determining the locality and / or nature of mechanical defects in mechanism : en
  • CH194184A - Process for the preparation of organomagnesium compounds of the benzene series. : de en
  • DE653699C - Security device against theft of motor vehicles : de en
  • DK53938C - Locking and stopping device for electrically operated elevators. : da en
  • SU51774A1 - Fixture for cleaning the railroad rails and fasteners : en ru
  • CH194122A - Oil-fired heater. : en fr
  • US2100722A - Switch operating mechanism : en
  • US2100890A - Brassiere : en
  • DE653684C - Roasting device for meat u. like : de en
  • SU51667A1 - Reversing mechanism of the Heisinger type : en ru
  • CH194114A - Soil cultivation implement for removing weeds. : de en
  • DE653864C - Device for displaying the altitude of an aircraft over the landing area with the help of light cones : de en
  • GB476155A - Improvements in electric condensers : en
  • PL25658B3 - Wrought iron boiler for central heating, made of tubular sections. : en pl
  • SU51451A1 - Method for the production of sulfur-fat unprotected skin : en ru
  • US2100942A - Method of washing fruits, vegetables, and other products : en
  • US2100961A - Rail bender : en
  • FR821349A - Shock absorber for automobiles : en fr
  • FR821422A - Improvements to labeling machines for bottles, flasks, cans, boxes, packages, and other containers : en fr
  • GB475950A - Winding engine control system : en
  • GB476170A - Improvements in rove stop mechanism for spinning, twisting and like machines used inthe preparation of fibrous substances : en
  • SU53491A1 - Device to control the amplification of amplifiers : en ru
  • US2100889A - Speed changing mechanism : en
  • US2100900A - Production of interpolymerization products : en
  • DE653838C - Chiller : de en
  • USRE20562E - Journal lubricator : en
  • DK53945C - Six-wheel motor vehicle with steerable front and rear wheels. : da en
  • FR821307A - Improvements to compressed air production installations, in particular on board aircraft : en fr
  • GB476089A - Internally cooled valve for internal combustion engines : en
  • GB476329A - A process for the manufacture of organic addition compounds containing heavy metals : en
  • FR821353A - Improvements to machine guns and small automatic weapons : en fr
  • FR821389A - Device to defend the passage of wingless insects towards an object and capture them : en fr
  • GB475901A - Improvements in or relating to analysing mechanism for statistical card sorting machines : en
  • GB476187A - Improvements in and relating to thermionic power valves : en
  • SU52049A1 - Handheld device for determining the radius of a circular curve of a railway track along a deflection arrow : en ru
  • SU54270A1 - Scraper : en ru
  • US2100760A - Method and apparatus for feeding thermoplastic material : en
  • US2100717A - Automobile lock : en
  • GB476061A - Improvements in or relating to folding pannelled structures convertible into articles of furniture : en
  • IE14883L - Aromatic ortho-hydroxy carboxylic acid derivatives : en
  • FR821442A - Mechanical chair : en fr
  • GB476109A - Improvements in and relating to the production of malic acid and its compounds : en
  • US2100767A - Grille structure : en
  • USD107220S - Design for : en
  • PL25607B1 - Auxiliary machine train, especially for fast-evaporating boilers placed on vehicles. : en pl
  • DE653647C - Lifting platform provided with support chain drive : de en
  • CH194330A - Device for automatic control of a railway signal dominating a track section. : de en
  • DK53937C - Bracket or Bracket part. : da en
  • FR821284A - Improvement in the so-called `` nose '' mode of suspension of machines, applicable in particular to electric traction motors : en fr
  • AU102575B2 - Electric welding : en
  • PL25619B1 - A piston internal combustion engine with a multi-stage compressor and counter-rotating masses of the pistons connected to each other by means of a gear. : en pl
  • AU102541B2 - Improvements in glass insulators : en
  • DK53954C - : da
  • US2100648A - Fastener : en
  • DE653771C - Method of making zipper links : de en
  • DE653866C - Spindle for spraying switching elements and like : de en
  • GB475946A - Improvements in and relating to electric junction boxes : en
  • US2100798A - Condensation products of carbenium compounds and process of preparing the same : en
  • CH194324A - Device for attaching mud flaps to the mudguard of bicycles. : de en
  • BE424155A - : en
  • FR821380A - Process for producing improved fuel oils : en fr
  • GB476025A - Improvements in or relating to dryers for granular and like materials : en
  • GB476003A - Improvements relating to steam turbines : en
  • SU51963A1 - Mechanism for translating pocket and wrist watches : en ru
  • CA370206A - Electric discharge lamp device : en fr