• DE490241C - Contact device for forwarding a specific, wirelessly transmitted signal, especially for setting the hour of clocks : de en
  • US1744734A - Tool for refacing valves : en
  • USD80414S - Design for a buckle : en
  • US1744935A - Multivibrator : en
  • US1745000A - Liquid-measuring apparatus : en
  • DE490897C - Compressed air braking device : de en
  • GB313439A - Improvements in or relating to safety devices for motion picture projectors : en
  • PL11467B1 - A fuse for a strike fuse that works at all angles of impact. : en pl
  • US1744815A - Production of hydroxy-anthraquinones : en
  • FR674444A - Assembly and distribution of fuel pumps applicable to polycylindrical diesel engines : en fr
  • GB324614A - Improvements in coils for use in radio receiving and transmitting apparatus and for like purposes : en
  • GB324566A - : en
  • PL11383B1 - A method of producing a protective anti-rust coating on iron surfaces. : en pl
  • DE483942C - Device for generating sight lines from the moving train to identify the position of the track : de en
  • SU12586A1 - Gnezdovskaya sa lka : en ru
  • US1744859A - Glove-turning mechanism for glove-turning machines : en
  • US1744798A - Pivoted disk valve : en
  • US1745190A - Mixer for cutting torches : en
  • DE490302C - Belt grinder : de en
  • ES115652A3 - A PROCEDURE FOR THE MANUFACTURE OF STRIPS WITH HOLLOW AND RELIEF DRAWINGS FOR FRAMES AND MOLDINGS : en es
  • FR674281A - Selective protection devices : en fr
  • FR674672A - Coffin refinements : en fr
  • FR674800A - Tab mechanism : en fr
  • GB303866A - Apparatus for giving and collecting change from a counter : en
  • DE490893C - Heat accumulator or evaporator : de en
  • FR674598A - Advanced Life Belt : en fr
  • DE489117C - Process for the preparation of C alkyl resorcinols : de en
  • SU12854A1 - Fitting with stop valve and head for gauge glass : en ru
  • GB324538A - Improvements in the manufacture and production of organic acids and their salts : en
  • FR674503A - Receiver system, especially for short waves : en fr
  • GB315380A - Street dust-remover by suction : en
  • DE490209C - Talking machine with built-in horn : de en
  • IE10878L - Coastal navigation : en
  • ES116365A3 - IMPROVEMENTS IN THE COMPRESSION AND ABSORPTION REFRIGERATING MACHINES : en es
  • GB324388A - Improvements relating to boots or shoes : en
  • GB324444A - Improvements in or relating to tobacco pipes : en
  • GB324553A - Improvements in sanitary bins : en
  • DE489629C - Flexible connection piece for suction and delivery lines of excavators : de en
  • DE490557C - Device for drying broth fumes : de en
  • DE490589C - Double pole disconnecting electromagnetic current limiter : de en
  • GB324476A - Improvements in or relating to internal combustion turbines : en
  • GB324544A - Improvements in delivery spindles for spinning and twisting machines : en
  • GB324595A - Improvements in fishing reels : en
  • SU12931A1 - Cover with metal plates glued to the spine : en ru
  • GB324459A - Process and apparatus for drying and conditioning household soap : en
  • PL11357B1 - Training fuze for hand grenades. : en pl
  • DE490452C - Show figure for demonstrating men's leg dresses with removable bust part : de en
  • FR674278A - Device for fixing and isolating electrical components using a quartz sleeve : en fr
  • FR674657A - Automotive signaling device : en fr
  • DE490228C - Protection device against the wind entering through the window opening of closed vehicles, especially motor vehicles : de en
  • US1744932A - Radiator : en
  • US1745085A - Apparatus for recovering waste air from an air lift pump : en
  • BE365927A - : en fr
  • CA297048A - Moulding mixture : en fr
  • DE489248C - Chain guards : de en
  • FR674717A - Gasifier : en fr
  • GB309580A - : en
  • FR674343A - Driving direction warning device for automobiles : en fr
  • FR674699A - Semi-rigid collar, bib or cuff : en fr
  • GB324967A - Improvements in the manufacture and production of preparations for oiling fibrous materials : en
  • SU12672A1 - Smoke pipe made of shaped stones : en ru
  • FR674627A - Sachets and cones to contain all fatty or caustic products, cold or hot : en fr
  • PL11386B1 - Method of conducting exothermic catalytic reactions under pressure. : en pl
  • DE490445C - Method and machine for the production of boxes with a protruding bottom : de en
  • FR674327A - Improvements to the means to regulate the distribution of solids : en fr
  • GB324426A - Improved shaft packing : en
  • GB324642A - Improvements in or relating to telephone systems : en
  • GB324652A - Improvements in or relating to plastic compositions : en
  • FR674486A - Electric discharge tube : en fr
  • FR674625A - Device for adjusting the mirror in optically compensated headlamps : en fr
  • CH137700A - Bloch brush. : de en
  • DE490674C - Threshing machine in which the dust-laden wind power generated by the threshing drum is blown out of the machine through the drum : de en
  • GB300911A - Improvements relating to the manufacture of insulated plates of magnetic material for electrical purposes : en
  • FR674478A - Process for the production of cellulose acetates soluble in acetone : en fr
  • GB324572A - Improvements in failure indicator devices for the rear lamp of power vehicles : en
  • US1744881A - Paint and method of making the same : en
  • CH137891A - Device for interrupting the heating current in an installation for blowing hot air. : en fr
  • FR674611A - Insulating materials for electricity : en fr
  • FR674259A - Automatic machine for sanding or grinding cork stoppers : en fr
  • AU1784229A - Improvements in or relating to folding tables, dinner or tea wagons andthe like : en
  • CA297061A - Light-responsive relay system : en fr
  • CH137789A - Ten transmission for calculating units that can be pivoted like a planet. : de en
  • US1745218A - Credit register : en
  • GB324590A - Improvements in blow off valves : en
  • SU12898A1 - The method of operation of the gas generator power plant with a gas generator operating under pressure : en ru
  • FR674385A - Diffuser speaker : en fr
  • FR674595A - Process for decorating ceramic and metal articles : en fr
  • GB324672A - Improvements in links for conveyor and like chains : en
  • FR674565A - Electric discharge tube : en fr
  • GB314521A - Improvements in or relating to the production of compound yarns or threads : en
  • CA297145A - Feeding and stacking machine : en fr
  • CA296969A - Light projector : en fr
  • DE490650C - Method and device for the completion of underframes for vehicles, in particular railroad cars : de en
  • DK41534C - Detachable Wheel and associated Hand Tools. : da en
  • GB324382A - Improvements in the manufacture and production of metal carbonyls : en
  • FR674284A - Improved method and apparatus for making butter : en fr
  • CA296977A - Vehicle direction indicator : en fr
  • GB304325A - Improvements in jigging conveyor : en
  • US1744864A - Sheet-feeding apparatus : en
  • FR674599A - Device for automatic photographic development : en fr
  • DE490523C - Device for feeding continuously working wood grinders : de en
  • FR674724A - Method and apparatus for dewatering and handling tubular fabrics : en fr
  • GB313150A - Improvements in or relating to mounting radiators in aeroplane wings : en
  • ES116367A1 - ELECTROMAGNETIC SYSTEM TO SWITCH ON AND OFF ELECTRIC LAMPS ARRANGED ON BOARDS : en es
  • DE490427C - Telephone station with special control devices : de en
  • SU12870A1 - Contact detector : en ru
  • US1744717A - Alloy wire : en
  • US1745063A - Means for introducing temperature-responsive elements into enginecooling systems : en
  • DE489050C - Shedding device for ribbon looms : de en
  • FR674276A - Improvement in keys for saxophones : en fr
  • FR674594A - Cash register upgrades : en fr
  • GB324619A - Improvements in or relating to electric wiring devices : en
  • US1744785A - Device for separating and concentrating ores : en
  • US1744963A - Signal lantern and means for adjusting same : en
  • US1745316A - Motor-car heater : en
  • FR674421A - Central heating boiler : en fr
  • FR674540A - Spark plug : en fr
  • US1745160A - Apparatus for making lock washers : en
  • ES115880A3 - A PROCEDURE FOR AVOIDING THE FLAMMING OF THESE AND THE EXPLOSION OF THE CONTAINERS OWN IN LIQUID FUEL CONTAINERS : en es
  • FR674345A - Door for the passage of films in cinematographic devices : en fr
  • FR674387A - Advanced lighting fixture : en fr
  • FR674476A - Reciprocating motion transmission device : en fr
  • GB324522A - An improved means of driving and speed varying of automobiles and the like : en
  • DE490639C - Electric annealing furnace with removable outer jacket or heat protection hood : de en
  • GB324409A - Improvements in valve gear for internal combustion engines : en
  • FR674765A - Improvements to automatic gas control safety devices : en fr
  • FR674268A - Artificial yarns and fabrics and process for their production : en fr
  • GB324380A - Improvements in the drying of green clay goods prior to baking : en
  • FR674501A - Mechanical print-through : en fr
  • DE490407C - Method and device for conveying premixed mortar, concrete and. Like. With the help of compressed air through a line with final mixing : de en
  • DE490567C - Process for the production of a fertilizer from blast furnace slag : de en
  • GB305996A - New system of wick for stearine candles and the like composed of a twist or plait or otherwise of viscous artificial silk : en
  • GB310799A - Apparatus for heating a fluid by means of a superheated fluid : en
  • GB324404A - Improvements in or relating to steam superheaters : en
  • CH137781A - Apparatus for printing numbers from rotary counters. : de en
  • BE366271A - : en
  • CA297120A - Cylinder boring tool : en fr
  • CH137732A - Coffee shaped piece and process for its manufacture. : de en
  • SU12779A1 - Radio receiver with simultaneous use of two types of communication between the circuits forming it : en ru
  • SU12989A1 - Chemical Fire Extinguisher : en ru
  • US1744972A - Vehicle coupling : en
  • PL11452B1 - Continuous distillation of crude hydrocarbons for the fractionation of heavy oils. : en pl
  • US1744926A - Automatic shock, absorber : en
  • US1745292A - Plant extractor : en
  • US1745334A - Rack for warp beams and the like : en
  • AU2057929A - Improvements in or relating to apparatus forthe production and reception of electric signals including television apparatus andthe like : en
  • DE490593C - Protective arrangement to prevent overcurrents during switch-on processes : de en
  • ES114987A1 - A PROCEDURE, WITH THE CORRESPONDING SAND-BASED COMPOSITION, TO MANUFACTURE CAST MOLDS : en es
  • PL11421B1 - Rotary engine. : en pl
  • US1745212A - Ornamental light for christmas trees : en
  • US1745311A - Paper-handling machine : en
  • CA297038A - Dry cleaning apparatus : en fr
  • CH137737A - Process for the production of organic acids. : de en
  • SU12951A1 - Scaffolding for construction work : en ru
  • SU12969A1 - Electric pa linnik : en ru
  • US1744778A - Collar support : en
  • DE490621C - Method and device for the production of cardboard : de en
  • CH137904A - Satchel. : en fr
  • CH137935A - Process for the production of a new intermediate product in the tar color industry. : de en
  • FR674429A - Economical steam generator for wood and by-products gasifiers and other fuels : en fr
  • FR674527A - Preparation of novel sulphide dyes : en fr
  • GB324394A - Improvements in or relating to photography in natural colours : en
  • US1745337A - Zeolite and method of making same : en
  • US1744862A - Picture-printing quality-detector device : en
  • US1745191A - Power driving mechanism for slicing machines : en
  • ES116341A1 - A flume disk for water or other liquids or gases. : en es
  • FR674659A - Improvements in the manufacture of industrial tubular rivets : en fr
  • GB302279A - : en
  • SU12811A1 - Fuel valve for internal combustion engines with air-atomized fuel : en ru
  • SU12877A1 - Device for threading the weft thread through the eye of the weaving shuttle : en ru
  • US1745182A - Recoil apparatus for testing machines and the like : en
  • PL11376B1 - : en pl
  • DE490752C - Sheet feeding and laying device for platen printing presses : de en
  • DE490582C - Process for the production of insulated electrical wires : de en
  • ES116350A1 - A PROCEDURE FOR THE TEXTURE OF CLEANING RAGS : en es
  • CA297140A - Apparatus for making asbestos yarn : en fr
  • CH137772A - Ski. : en fr
  • US1745192A - Transverse conveyer : en
  • SU12946A1 - Plastering machine : en ru
  • FR674266A - Further development of bottle capping machines : en fr
  • FR674400A - Coat hanger : en fr
  • FR674654A - Improvements to furnaces and / or apparatus for annealing and heat treatment of metals and other products : en fr
  • CH137828A - Hydraulic cylinder applicable to screw presses. : en fr
  • DE490279C - Gas-tight, circulating cooling machine : de en
  • BE366533A - Improvements to the organs responsible for transmitting a total movement of a motor element to an element controlled at increased or reduced speed : en fr
  • SU12653A1 - Apparatus for producing a mixture of water vapor and combustion products (vapor gas) by passing the latter through water : en ru
  • SU12929A1 - Electric valve : en ru
  • PL11365B1 - A method and device for cleaning wool and all other materials. : en pl
  • CA297010A - Advertising display : en fr
  • CH137688A - Device for the production of building blocks with a large number of transverse holes. : de en
  • CH137770A - Method and device for the production of the printing form of etched printing rollers with a pattern formed from repeating elements by means of photographic contact copying. : de en
  • DE490635C - Method and device for operating gas cleaning systems, in particular electrical dust precipitation systems : de en
  • ES115012A1 - IMPROVEMENTS IN THE APPARATUS FOR MANUFACTURING RECTILINEAR TUBES OF FUSABLE AND EXTENDABLE MATERIAL, ESPECIALLY THOSE INTENDED TO MANUFACTURE RECTILINEAR GLASS TUBES : en es
  • US1744889A - Means for insuring the safe landing of airplanes : en
  • GB301033A - Automatic braking device for braking gramophone discs : en
  • FR674315A - Advanced bodywork for motor vehicles : en fr
  • FR674547A - Improvements to electric illuminated signs, signaling devices and their controllers : en fr
  • FR674645A - Improvements to the processes for obtaining magnesia from kieserite or other magnesium salts : en fr
  • ES115935A1 - FRAMING DEVICE FOR CINEMA MACHINES : en es
  • DE490762C - Template for stopping explosions in gas pipes, in particular on apparatus for autogenous welding : de en
  • DE490816C - Parallel slide, the plates of which are pressed against the seats by knife-like wedges : de en
  • DE490766C - Carrying roller suspension arm for holding conveyor belts in mining operations, which is arranged at one end on an iron punch : de en
  • FR674350A - Air heater : en fr
  • FR674641A - Gyroplane-orthoptera : en fr
  • GB324405A - Improvements in or relating to cigarette making machines : en
  • DE490571C - Bogie for railway vehicles with longitudinal leaf springs arranged in pairs one above the other : de en
  • US1745204A - Device for effecting heat interchange : en
  • SU12885A1 - Manual Portable Circular Saw : en ru
  • GB324436A - Apparatus for effecting the intermittent drive of mechanical stokers : en
  • GB324448A - Improvements relating to protecting devices for alternating current three-phase motors : en
  • SU12631A1 - Device for heating the oven burner type "Primus" : en ru
  • PL11362B1 - Method and device for wet treatment of fibers or strand yarns. : en pl
  • SU12830A1 - Movie camera : en ru
  • CH137912A - Device for actuating the engine brake on motor vehicles. : de en
  • US1745042A - Portable stack lifter or crane : en
  • US1745032A - Hydrocarbon burner : en
  • FR674557A - Lapidary improvement and lens manufacturing method : en fr
  • GB324663A - Process of preparing stabilised dispersions : en
  • FR674511A - Bed convertible into sofa : en fr
  • FR674703A - Process for the production of new man-made materials from isocolloid organic products containing high molecular weight acids : en fr
  • FR674560A - Sophisticated rational exerciser : en fr
  • GB306966A - Improvements in and relating to twist drills : en
  • SU12649A1 - Device for sampling the deposited material when separating the welded connections : en ru
  • FR674333A - Musical instrument with automatic operation : en fr
  • SU12800A1 - Tool for lifting the flasks on a molding machine : en ru
  • US1744843A - Bleaching fats and oils : en
  • US1745015A - Cylinder grinder : en
  • PL11408B1 - The method of producing hard metal alloys for the production of them is by paring tools or similar objects. : en pl
  • SU12903A1 - Device for feeding steam boilers with simultaneous water heating : en ru
  • US1744719A - Mail bag for aircraft : en
  • US1744770A - Printing and stamping machine : en
  • US1745029A - Television and telephotography : en
  • US1745035A - Machine for milling threads : en
  • AU2191729A - Addressing device : en
  • SU12843A1 - A hitch for railway carriages, also acting as a buffer : en ru
  • US1744933A - Elevator box : en
  • US1745244A - Controlling mechanism for signals : en
  • US1744732A - Frame and plaster anchor : en
  • DE490540C - Gas burner with gas and air nozzles arranged alternately in a circle : de en
  • CA297129A - Continuously loaded telephone or telegraph cable : en fr
  • DE490162C - Hammer mechanism : de en
  • CH137927A - Process for the preparation of a condensation product which can be used as a pesticide. : de en
  • DK41537C - Straw conveyor. : da en
  • CH137736A - Vessel for slightly active oxygen-releasing solutions. : de en
  • AU2060829A - Process for increasing the extensibility of artificial threads prepared from viscose : en
  • DE490044C - Clamping nut : de en
  • ES114877A3 - A CORKSCREW : en es
  • CA297014A - Closure for boxes, cases, baskets, etc. : en fr
  • US1744969A - Refrigerating apparatus : en
  • GB324701A - Improvements in winding yarns after wet spinning : en
  • PL11426B1 - Footwear with a double rubber sole and the method of its production. : en pl
  • SU12945A1 - A device for determining the wear of surfaces of beds, calipers, etc. : en ru
  • IE10272L - Telescopic gasometer : en
  • DE490449C - Process for the production of metallized paper or fabric : de en
  • CA297054A - Detonator : en fr
  • CH137919A - Power transmission device intended for driving dynamos or other devices by a vehicle axle. : en fr
  • SU12630A1 - Solar power device : en ru
  • US1744990A - High-voltage voltmeter : en
  • SU12739A1 - Cooling method for combined turbines : en ru
  • FR674360A - Control lever for central horn button on steering wheel : en fr
  • FR674514A - mixing evaporator for products with low heat conductivity : en fr
  • FR674686A - Machine for laminating glass plates : en fr
  • FR674698A - Improvements to stopping or wedging devices for vehicles : en fr
  • PL11438B3 - The method of obtaining substantive azo dyes, substituted with cupric compounds. : en pl
  • PL11399B3 - Carburettor for low-pressure combustion engines. : en pl
  • SU12895A1 - Device for blowing smoke tubes in steam boilers : en ru
  • USD80424S - Samuel m : en
  • CH137740A - Process for the preparation of 1,4-dioxy-benzo-thiophanthrenequinone. : de en
  • DE490145C - Device for introducing reinforcement strips between the outer wall and lining in bags, hat boxes and the like. like : de en
  • PL11450B1 - Coin sorting machine. : en pl
  • DK41532C - Procedure and Tools for the Production of Filed Works. : da en
  • FR674793A - Double warning stamp for cycles and other uses : en fr
  • SU12641A1 - Device for lubricating spool surfaces : en ru
  • US1744823A - Door-operating mechanism : en
  • US1745159A - Alternating-current transformer : en
  • US1745284A - Bobest watson : en
  • DE490256C - Device to achieve a certain degree of insensitivity with automatic electrical controllers : de en
  • DE490411C - Mining machine : de en
  • DE490597C - Process for the manufacture of a crucible for high frequency electric ovens : de en
  • FR674398A - Improvements to stoves and ovens : en fr
  • GB324494A - Watch : en
  • GB324698A - Improvements in and relating to telephonic microphones and gramophonic microphone appliances, electrical "pickups" and the like : en
  • CH137685A - Process for the production of rail clamping plates which hold the rail foot down resiliently and which are supported against the sleeper screw hole by means of pins. : de en
  • DK41558C - Cake box. : da en
  • ES115558A1 - IMPROVEMENTS IN THE TRANSPORT OF PAPER SHEETS : en es
  • ES116292A1 - Improvements in high voltage cables. : en es
  • FR674269A - Process for the production of artificial threads : en fr
  • FR674559A - Cam control device for brakes : en fr
  • FR674796A - Fibrous Plant Stem Defibrator : en fr
  • SU12766A1 - Dust Fuel Nozzle : en ru
  • DE490037C - Luffing crane : de en
  • DE490858C - Cushioning, especially for cars : de en
  • CA297045A - Caliper : en fr
  • AU2208529A - Improvements in or relating to pneumatic tyres, rims, wheels, and their fitments to road vehicles or chassis : en
  • SU12617A1 - Moving table (gerd) for air coal preparation : en ru
  • CH137837A - Device in internal combustion engines for pulverulent fuels to keep the sliding surfaces clean of solid combustion residues. : de en
  • CH137703A - Children's bed convertible into a day bed. : de en
  • CH137940A - Process for the preparation of a basic derivative of a substituted quinoline carboxylic acid. : de en
  • CH137951A - Process for the preparation of a basic azo dye. : de en
  • US1745008A - Telegraphy : en
  • US1744860A - Straddleboard toy aircraft : en
  • CA297077A - Manufacture of red-orange to brown-red basic dyestuffs : en fr
  • US1745179A - Auxiliary fuel tank for motor vehicles : en
  • CA297078A - Motion picture film reel : en fr
  • DE490703C - Device for electromagnetic synchronization of the gear of pendulum clock systems : de en
  • ES116424A1 - ARRANGEMENTS FOR THE PLACEMENT OF ELASTIC CONTACT LINES OF TRANSVERSAL AND LONGITUDINAL SUSPENSION : en es
  • DE490379C - bathtub : de en
  • ES116403A2 - Procedure for preparing benzimidazolonarsinic acids. : en es
  • GB324471A - Improvements in or relating to multiple hearth roasting furnaces : en
  • GB324616A - Improvements in overhead ropeway and like conveyors : en
  • CA297110A - Electrical apparatus : en fr
  • CH137744A - Process for the preparation of synthetic rubber. : de en
  • CA297099A - Jig for utilizing automobile engines : en fr
  • DE490125C - Desulfurization and enrichment of sulfidic iron ores : de en
  • DE490396C - Rocker arm for dry rock drilling : de en
  • DE490438C - Glass press : de en
  • CA297050A - Flush car door : en fr
  • CH137729A - Feed device for roller mills. : de en
  • FR674774A - Process for treating nests and cocoons of anaphe silk : en fr
  • GB324668A - Improvements in or relating to collapsable furniture and the like : en
  • DE490579C - Piezoelectric crystal arrangement : de en
  • GB324518A - Improvements in optical measuring instruments such as inclinometers, rangefinders, heightfinders, and the like : en
  • DE490618C - Process for achieving different levels of galvanic metal deposits : de en
  • FR674374A - Improvements to tank or lightning taps with clearing device : en fr
  • CA297033A - Floor covering : en fr
  • CH137697A - Hotplate. : de en
  • US1745068A - Electric boiler : en
  • CH137741A - Process for the preparation of an azo dye. : de en
  • CH137752A - Method of loading pulp digesters and similar digesters. : de en
  • CH137916A - Bicycle saddle. : de en
  • FR674490A - Heavy metal electrolytic separation process : en fr
  • FR674790A - Manufacturing process of artificial asphalt rock : en fr
  • GB324445A - Improvements in wireless telegraphy receiving apparatus : en
  • GB324451A - Improvements in securing brick, stone and like facings to concrete walls : en
  • GB324648A - Improvements in or relating to the production of thin films or strips from solutions of cellulose or its derivatives : en
  • AU1884829A - Improvements in and relating tothe manufacture and treatment of razorblades or razorblade blanks : en
  • AU1962729A - Improvements in or relating to protective arrangements for sectionalised electric power circuits : en
  • DE490391C - Pen sharpener : de en
  • FR674531A - Improvements to glassblowing machines : en fr
  • PL11355B1 - Method of leaching solid raw materials with acid solutions. : en pl
  • US1744995A - Electrical control device : en
  • US1745294A - Needle board : en
  • SU12694A1 - Automatic train control system : en ru
  • SU12775A1 - Envelope with a transparent window : en ru
  • AU1913829A - Improvements in cylindrical cases for pencils and the like : en
  • CA296983A - Holder for christmas trees : en fr
  • SU12633A1 - Right : en ru
  • CA297015A - Vapor motor : en fr
  • CH137735A - Process for the separation by filtration of heterogeneous mixtures containing at least one liquid phase. : en fr
  • DE490381C - Horn with pipe-like sound conductors plugged into one another : de en
  • FR674536A - Exhaust duct for submarines : en fr
  • US1745322A - Journal box and car-frame support : en
  • DE490857C - Suspension for motor vehicles : de en
  • ES116187A1 - EVAPORATION DEVICE FOR PORTIONS OF FUEL LIQUIDS : en es
  • ES116287A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • SU12802A1 - Smoking device : en ru
  • US1744753A - Molding device : en
  • USD80416S - Design for an anchor for night candles : en
  • SU12726A1 - Aseptic dressing for first-aid posts : en ru
  • SU12839A1 - Kneading peat per machine : en ru
  • ES116355A1 - AN EXTENDABLE SPINE SYSTEM APPLIED TO THE CONSTRUCTION OF ALL KINDS OF BOOKS, COLLECTIONS, REFERENCES, SAMPLES, FILES AND OTHER WITHOUT ADDITION OF SUPPLEMENTS OR SEWED : en es
  • ES116429A3 - A procedure to obtain the preservation of bakery doughs and their derivatives. : en es
  • FR674505A - Device facilitating the circulation of the lubricating material on the walls of the pistons of the engines : en fr
  • GB299719A - Improvements relating to record-card controlled statistical machines : en
  • CH137756A - Drive device on automatic machines for casting stereotype plates. : de en
  • SU12776A1 - Method of lacquering leather or wood : en ru
  • US1745132A - Compressor plate for filing trays : en
  • US1745275A - Hair-curling appliance : en
  • DE490415C - Process for the production of metal carbonyls : de en
  • DE490736C - Internal combustion engine with exhaust gas turbine and charging fan driven by this : de en
  • SU12724A1 - Device for signaling the blown fuse : en ru
  • PL11435B1 - An electric pocket lamp without a coating and a battery for it. : en pl
  • SU12889A1 - Wool Stole Machine : en ru
  • DE490492C - Conductive lubricant for pantograph loop : de en
  • ES115144A1 - A SYSTEM OF AUTOMATIC SIGNALS FOR RAILWAYS : en es
  • ES116317A1 - A PROGRESSIVE START AND STOP DEVICE, APPLICABLE TO THE SPINDLES OF THE WINDING MACHINES : en es
  • FR674274A - Shoe tree : en fr
  • AU2125129A - An improved means for connecting tubular bodies : en
  • FR674587A - Electric gear reduction motor : en fr
  • GB324640A - Improvements in or relating to tobacco-delivery systems for cigarette-making and other machines : en
  • PL11385B1 - Removable attachment for protective masks. : en pl
  • US1744826A - Air-moistening device : en
  • SU12596A1 - Device for tight fixation of cork in bottles, bottles and other vessels : en ru
  • SU12598A1 - The method of obtaining water-insoluble azo dyes : en ru
  • US1744978A - Combination harvester thrasher : en
  • US1745130A - Gas electric power apparatus : en
  • CH137801A - Winder for timepiece. : en fr
  • CH137849A - Dynamo machine with several armatures in the same magnetic circuit. : de en
  • AU2035229A - Improvements in or relating to picture andthe like facsimile telegraph transmitters : en
  • US1745240A - Novelty hat : en
  • USRE17575E - Ball-bearing connection : en
  • BE366523A - : fr
  • FR674325A - Improvements to plug sockets : en fr
  • SU12858A1 - Adaptation to a locomotive for dropping oncoming objects from the track : en ru
  • AU1785429A - Improvements in or relating to picture telegraph systems : en
  • US1744769A - Table cover : en
  • DE490393C - Drive device for toy figures with natural walking movement : de en
  • CH137730A - Tool for the mechanical skinning of animals. : en fr
  • CH137705A - Device for attaching the valve housing to soap dispensers for liquid soap. : de en
  • FR674419A - Device intended to allow electrolytic deposits on hollow-shaped parts : en fr
  • GB324582A - Improvements relating to safety devices for protection against fire : en
  • SU12847A1 - Peat cutting machine : en ru
  • SU18947A1 - The device for finding the centers of the holes : en ru
  • SU12638A1 - Centrifugal braking speed control : en ru
  • SU12749A1 - Printing Machine Dryer : en ru
  • US1744819A - Device for use in reshaping neckties : en
  • US1745269A - Spring, rebound control, and strain equalizer : en
  • DK41523C - Beetroot thinning machine. : da en
  • FR674468A - Gear shift mechanism : en fr
  • US1745338A - Wringer : en
  • US1745157A - Spark-plug tester : en
  • DE490457C - Cassette slider, especially for film pack cassettes : de en
  • US1744941A - Vulcanizer : en
  • US1744979A - Visible index system : en
  • CA297141A - Pneumatic pumping apparatus : en fr
  • US1745140A - Bracelet : en
  • BE366785A - : en fr
  • CA297051A - Vibration recording and reproducing apparatus : en fr
  • BE366558A - COMPOSITION FOR COVERING METALS AND METHOD FOR MANUFACTURING AND USING IT : en fr
  • CH137835A - Injection internal combustion engine. : de en
  • DE490226C - Pocket kinematograph : de en
  • DE490454C - Price board with rotating number carriers : de en
  • GB303864A - : en
  • SU12628A1 - Drilling rig : en ru
  • CH137899A - Electrical communication equipment. : de en
  • CH137699A - Liquid extractors, in particular for dishwashers and washing machines. : de en
  • GB324401A - Improvements in or relating to apparatus for closing the ends of cartons or like receptacles : en
  • US1744794A - Direction indicator : en
  • US1744808A - Machine for surfacing sheets : en
  • DE489634C - Process for converting high molecular weight, multiply unsaturated organic acids into their ethersic acids : de en
  • FR674420A - Device intended for the evacuation and recovery of vapors given off by baths for chemical treatment by electrolysis or other : en fr
  • FR674473A - Improvements to mobile handrails for escalators, mobile platforms, moving walkways, etc. : en fr
  • FR674371A - Advanced training in compressed air transport devices, known as pneumatic tubes : en fr
  • FR674418A - Development of shock absorbers for automotive vehicle suspension springs : en fr
  • FR674483A - Anti-glare headlight system : en fr
  • DE490505C - Device for discharging solid components, in particular ash, from hoppers : de en
  • DE490819C - Wood drying plant : de en
  • DE490316C - Device for projecting images, in particular for advertising purposes, which are made from individual pieces in any combination : de en
  • DE490569C - Clamp to prevent dry cracks on wooden railway sleepers : de en
  • GB324548A - Improvements in or relating to means for indicating telephone numbers : en
  • GB324433A - Improvements relating to the control of railroad and like vehicles : en
  • GR2617B - AUTOMATIC FLOAT SYSTEM HYDRO - AND - AIRCRAFT. : el en
  • GB324647A - Improvements in control mechanism for power shovels, cranes and the like : en
  • GB324664A - Improved method for impregnating and/or coating fabric with rubber : en
  • ES116389A1 - Improvements in the device to retain the oven wall blocks against the tubes. : en es
  • ES116440A1 - Lighting arrangement with direction indicator for cars. : en es
  • FR674376A - Lock nuts : en fr
  • GB324463A - Improvements in annealing or case-hardening covers : en
  • GB324547A - Improvements in or relating to the production of paper : en
  • DE490300C - Formwork for concrete and reinforced concrete walls : de en
  • DE490327C - Reversible footrest for motorcycles : de en
  • DE490607C - Process for producing colored or other characters on blown glass objects : de en
  • FR674681A - Improvements to absorption refrigeration devices : en fr
  • GB324528A - Improvements in or relating to reels for motion picture film and like flexible strips : en
  • GB324674A - Improvements in apparatus for sound recording and reproduction : en
  • GB311663A - Improvements in re-heating apparatus : en
  • FR674330A - Process for supplying a source with crude or residual hydrocarbons and burner for implementing this process : en fr
  • GB324441A - Improvements in aircraft : en
  • GB324500A - Improved pyrometer : en
  • FR674304A - Maneuvering valve for automatic railway brakes : en fr
  • SU12648A1 - Electric incandescent lamp : en ru
  • USD80420S - Carmelo laue : en
  • US1744748A - Safety device for brakes : en
  • DE490561C - Process for the preparation of mercurous salts : de en
  • FR674396A - Automatic cylinder for lifting motor vehicles : en fr
  • US1745301A - Brake drum : en
  • CA296961A - Brake : en fr
  • CH137771A - Object to use when writing, such as stylograph, pencil, pencil holder, etc. : en fr
  • US1744763A - Cigarette and cigar extinguisher : en
  • US1745115A - Cutting torch : en
  • DE490855C - Hollow rod for aircraft composed of several bent metal strips : de en
  • FR674779A - Headlight : en fr
  • DE490793C - Two-part container for bronze paints, in which bronze powder and bronze tincture are stored separately until use : de en
  • US1745290A - Joint for concrete pipe : en
  • SU12616A1 - Cutting template : en ru
  • US1744883A - Kitchen and table article : en
  • US1744999A - Pliable wire mattress : en
  • DE490584C - Cable wells made from panels of reinforced concrete or similar building material : de en
  • CA297055A - Feeder for aerial systems : en fr
  • CH137910A - Toboggan. : de en
  • PL11406B1 - Compressed air brake. : en pl
  • SU12587A1 - Instrument for measuring combustible, flue, etc. gases and for mixing them with oxygen or air when afterburning : en ru
  • PL11382B1 - Steam boiler with steam superheater. : en pl
  • US1744751A - Process of safely manufacturing and packaging torpedoes and the like : en
  • BE366191A - Process of agglomeration of natural or artificial materials cooked or crystallized by bauxite : en fr
  • US1745149A - Compensating apparatus for thermoelectric couples : en
  • US1745300A - Toy aeroplane : en
  • FR674548A - Device for modifying the compression chamber of combustion machines : en fr
  • DE490662C - Rainwater catcher with cleaner : de en
  • US1745093A - Fluid heater : en
  • DE490510C - Device for rayon spinning machines for winding up the rayon threads : de en
  • FR674439A - Process for making linoleum or other similar materials : en fr
  • FR674691A - Gas-tight spinning chamber for dry spinning of artificial yarns : en fr
  • FR674794A - Portable electric lighter for gas stoves : en fr
  • SU12950A1 - Closet pot : en ru
  • US1745151A - Device for clearing flyings, lint, etc., from drawing frames, etc. : en
  • CH137716A - Pull-through drafting system for high draft. : de en
  • PL11434B1 - Method for processing waste containing zinc and lead, cadmium, iron or other heavy metals. : en pl
  • SU12797A1 - The machine for shifting across the field with ears, loading and unloading peat : en ru
  • US1745297A - Distributor : en
  • DE478817C - Tub oven for feeding glass blowing machines with rotating molds : de en
  • DE490462C - Direction indicators for road vehicles that are connected to an electric headlight and can be illuminated from the inside : de en
  • FR674493A - Ship thruster : en fr
  • DE490629C - Chute dryer for grain or the like. : de en
  • FR674474A - Regulating valve operating by pressure variation, in particular for air compressors : en fr
  • CA296972A - Carton : en fr
  • CH137706A - Device for preparing individual cups of coffee. : de en
  • DE490350C - Process for the production of rolling and pressing bars from non-ferrous metals with a high crystallization rate : de en
  • DE490549C - Process for the production of wall coverings : de en
  • DE490312C - Control for compressed air drills with compressed air feed : de en
  • DE490434C - Transformer for low frequency amplification : de en
  • FR674326A - Improvements to the mechanism for transmitting movement from one reciprocating member to another, in particular applicable to valve control : en fr
  • FR674401A - Food complex salt extracted from sea waters : en fr
  • FR674487A - Wheelbarrow for mixing and transporting construction materials, concrete and similar products : en fr
  • CH137845A - Device for the production of motive power. : en fr
  • DE489550C - Process for the production of particularly reactive (active) iron compounds : de en
  • DK41525C - Beet picking, chopping and sorting machine. : da en
  • FR674720A - Typewriter Improvements : en fr
  • US1745087A - Concrete step and the like : en
  • CH137702A - Frame with glass for pictures, mirrors etc. : de en
  • CH137864A - Device for remote control of electrical switching devices. : de en
  • DE490539C - Arrangement for power supply to slip ring contacts, especially for railway turntables : de en
  • CH137805A - Alloy for the production of tools etc. : de en
  • FR674255A - Improvements to marine machinery and ship propulsion machinery : en fr
  • ES116372A1 - Improvements in the transport of pulverized material. : en es
  • FR674306A - Advanced fabrics and methods of making them : en fr
  • FR674475A - Improvements in the production of hydrogen : en fr
  • GB310049A - : en
  • GB324684A - Improvements in or relating to insulated conductors : en
  • US1745057A - Method and apparatus for shipping metal : en
  • US1745251A - Shrimp-trawling device : en
  • US1745236A - Telephone attachment : en
  • SU12815A1 - A device for drawing a river bed profile : en ru
  • BE366341A - Automatic scale or tipping : en fr
  • US1744943A - Truck-body-tilting apparatus : en
  • DE490509C - Spool with variable diameter for winding textile threads, in particular artificial silk threads : de en
  • DE490566C - Plant for the production of a mixed fertilizer containing phosphorus and nitrogen in an easily soluble form : de en
  • PL11454B1 - Device for nailing explosives in blast holes. : en pl
  • US1745231A - Automobile water heater : en
  • US1745333A - Key purse : en
  • FR674728A - Tenon and mortise assembly : en fr
  • AU1966829A - Improvements in or relating to controlling mechanism for sliding windows : en
  • SU12894A1 - Machine for sheet aluminum and its alloys : en ru
  • FR674298A - Improvements to typographic typesetting machines : en fr
  • FR674354A - Improvements to voltage regulating devices : en fr
  • FR674766A - Installation of high current conductors with high frequency traffic connections : en fr
  • PL11401B1 - Method for separating mixed dry minerals. : en pl
  • AU1788329A - An improved automatic gripper for extension ladders : en
  • FR674331A - Improvements to straps and belts attachment systems : en fr
  • SU12736A1 - Steam boiler heated by hot gases generated during combustion in the sprayed form of iron pyrites : en ru
  • US1744723A - Automatic liquid-level control : en
  • SU12979A1 - Device for transmitting for a distance signals about changes in the level of water in a tank : en ru
  • BE365894A - : fr
  • CA297147A - Ball retainer : en fr
  • SU12763A1 - Shutter for freight cars hatches : en ru
  • US1745175A - Method and apparatus for controlling electric currents : en
  • US1745263A - Plumb-bob reel : en
  • CH137934A - Process for the production of a new intermediate product in the tar color industry. : de en
  • AU2079029A - Method of and machine for forming confections : en
  • AU2161429A - Improvements in or relating to flexible hose for fluid pressure systems : en
  • CH137762A - Printing ink. : en fr
  • CA297101A - Device for operating double sliding doors : en fr
  • CH137796A - Lighting device for embossed films. : en fr
  • CH137817A - Device for the application of liquid paint or similar liquids in stripes. : de en
  • US1745341A - Mailing tube : en
  • CH137798A - Indicator sign on dial. : en fr
  • GB324392A - A method of and apparatus for conveying materials in bulk by means of compressed air : en
  • US1745156A - Machine for developing or generating intersections of cylinders : en
  • SU12612A1 - Adaptation to sheaves for storage of sheaves in stacks : en ru
  • SU12599A1 - A device for the removal of gases from coke, etc. furnaces : en ru
  • SU12985A1 - Self-centering fixture for proper installation on the machine wheel of the peasant course in order to process them : en ru
  • US1744921A - Automatic standing-valve tap : en
  • US1744986A - Car truck : en
  • CH137707A - Sieve vessel. : de en
  • PL11445B1 - A method of annealing a steel sheet. : en pl
  • US1744795A - Cutting machine : en
  • US1745247A - Manufacturing foils, films, ribbons, and the like from viscose and similar cellulose solutions : en
  • CH137833A - Two-stroke compound internal combustion engine. : de en
  • FR674739A - Elastic wheel with multiple rolling surfaces : en fr
  • US1745122A - Buffer for electric switches : en
  • US1745254A - Vending machine : en
  • AU1871929A - Improvement in method of and apparatus for producing pulp : en
  • DE490518C - Screw locking : de en
  • ES116351A1 - ARRANGEMENT TO CONNECT MEASURING INSTRUMENTS AND COUNTERS TO AC ELECTRICAL INSTALLATIONS : en es
  • FR674353A - System of progressive transformation of wooden or metal poles into concrete pylons and resulting new industrial product : en fr
  • US1745103A - Blade holder : en
  • DK41527C - Running Animal Figure, especially a Horse. : da en
  • FR674413A - Double head tip : en fr
  • FR674727A - Hand machine for film gluing : en fr
  • BE366269A - Improvements in tennis rackets, sticks, golf sticks, and other devices for hitting the ball during games : en fr
  • CA297152A - Refrigerating cabinet for beverages : en fr
  • US1745123A - Locomotive-ash-pan structure : en
  • DE490324C - Brake levers, especially for motor vehicles : de en
  • DE490633C - Winding device for spring drives, especially clocks of all kinds : de en
  • ES116381A1 - A SEPARATION DEVICE FOR PNEUMATIC CIRCULATION DRYERS : en es
  • ES116419A1 - A SYSTEM OF CONSTRUCTION AND SEPARATION OF DIVES : en es
  • ES116437A1 - Procedure for the production of typographic clichés. : en es
  • SU12852A1 - Weaving equipment for setting the shuttle : en ru
  • CH137809A - Thread cutting tool. : de en
  • US1744928A - Discharge shutter for mixing and analogous apparatus : en
  • CH137872A - Cathode for mercury vapor rectifier. : de en
  • DE490564C - Die setting and line casting machine, the magazines can be spread apart individually for the purpose of replacement : de en
  • US1744806A - Porthole for ships : en
  • US1744822A - Traffic-control relay and system : en
  • US1745067A - Hydraulic jack : en
  • SU12928A1 - Device to eliminate warping films : en ru
  • CA296994A - Pivotal connection : en fr
  • CA297060A - Photo-electric cell : en fr
  • CA297062A - Carbon circuit breaker : en fr
  • CH137751A - Cleaning device for metal parts, in particular for machine parts. : de en
  • CA297103A - Method of reducing zinciferous materials : en fr
  • CH137799A - Snowshoeing. : en fr
  • US1745004A - Manufacture of vat dyes : en
  • US1745205A - Electrically-operated hoist : en
  • SU12738A1 - Aircraft : en ru
  • CH137764A - Method for sticking clichés on printing machine cylinders. : de en fr
  • CH137958A - Process for the preparation of a polymethine dye. : de en
  • DE490675C - Washing device for beet leaves u. like : de en
  • PL11417B1 - : en pl
  • SU12778A1 - Air oil in the injector : en ru
  • DE490627C - Two-stage water and steam heating device for heating drying chambers for pottery, brick ware, etc. like : de en
  • ES115013A1 - A METHOD TO REMOVE FOREIGN SUBSTANCES ON METAL SURFACES : en es
  • FR674648A - Improvements to automatic controls of gear change mechanisms for motor vehicles : en fr
  • AU1883529A - An improved bag lifter : en
  • CH137893A - Simultaneous facility. : de en
  • US1745030A - Roller conveyer : en
  • US1745331A - System of regulation and control for liquid-fuel-fired furnaces and the like : en
  • SU12873A1 - Multi Volt Battery Torn : en ru
  • SU12882A1 - Pipette : en ru
  • AU1913329A - Improvements in talking machine records : en
  • SU12674A1 - The method of obtaining fertilizers : en ru
  • SU12930A1 - Lot : en ru
  • CA297044A - Wire insulating method : en fr
  • CA297111A - Power unit : en fr
  • CH137888A - Process for the preparation of a substance containing silver chloride in colloidal form. : de en
  • CA296962A - Ironing board : en fr
  • CH137816A - Neck bearing closure for separators. : de en
  • CH137855A - Machine for winding and flattening insulating materials on straight rod sections of any structure. : de en
  • CH137745A - Process for the production of a compressible mass. : de en
  • DE490383C - Method for generating arbitrary embossing and watermarking patterns : de en
  • GB324526A - Improvements in pressure resisting covers for cooking vessels : en
  • GB324656A - Improvements in or relating to separating apparatus particularly for the separation of liquids from gases : en
  • CA296986A - Brooder : en fr
  • DE490202C - Cleat for fastening the cover boards of tanning pits : de en
  • ES116359A1 - IMPROVEMENTS IN THE BUTTONS FOR CLOTHING AND SIMILAR USES : en es
  • PL11358B1 - Tree felling machine. : en pl
  • SU12623A1 - Disinsection method : en ru
  • US1745270A - Extension table : en
  • CA297020A - Fluid pump : en fr
  • DE490089C - Pre-firing for flame tube or flame tube smoke tube boiler with introduction of combustion air preheated in an air heater into the furnace : de en
  • DE490332C - Method for the remote transmission of frequency-bound mass by means of high-frequency vibrations : de en
  • PL11447B1 - Raw phosphate leaching method. : en pl
  • DE490634C - Cutting machine for cardboard, paper, etc. like : de en
  • IE10663L - Waggon tipping : en
  • DE483586C - Station indicator : de en
  • ES115684A1 - AN APPARATUS WHICH, POWERED BY THE AIR, DETERMINES, AT THE SAME TIME AS THE DIRECTION OF THE AIR, THE LIFTING POWER OF THE SAME : en es
  • FR674362A - Double contactor device, more specifically applicable to stations for receiving or transmitting electromagnetic waves : en fr
  • US1745317A - Collapsible box : en
  • GB324644A - An improved device for cleaning the rubber tubes of milking machines : en
  • US1744907A - Method of producing reflectors : en
  • CA296978A - Tool-holder : en fr
  • CH137841A - Silencer. : de en
  • SU12919A1 - Garbage can : en ru
  • US1744827A - Mercury-extracting apparatus : en
  • US1745003A - Combination waste connection : en
  • US1745172A - Combined typewriting and card-perforating machine : en
  • SU12620A1 - Water heater : en ru
  • US1745062A - Safety device for liquid-fuel burners : en
  • US1745043A - Loading platform : en
  • DE490487C - Device for adjusting the bearing heads on fabric printing machines : de en
  • CH137863A - Switch for reversing the direction of current in electrical systems. : de en
  • DE490458C - Method of making an impression of a wood grain or the like on a photosensitive plate : de en
  • DE490501C - Device for throttling creeping currents : de en
  • GB304680A - Improved process for bleaching fibres and fabrics : en
  • US1744755A - Stencil sheet for use in duplicating : en
  • US1745227A - Ophthalmic mounting : en
  • BE365840Q - Improvements to window frames and opening frames, and process for manufacturing the same : be en fr
  • CH137823A - Multi-stage vertical gear. : de en
  • DE490375C - Device for pressing carbon brushes with simultaneous production of tangential or axial cooling channels, which lead to radial cooling channels connected to a suction device : de en
  • US1745047A - Car-loading apparatus : en
  • PL11463B1 - Device method to guide the filling material to greater depths using compressed air. : en pl
  • US1744937A - Trouser creaser : en
  • SU12912A1 - Hand-held roller cutter for the removal of scale from boiler tubes : en ru
  • US1744810A - Method of producing electrical contacts : en
  • US1744997A - Stepladder, pressing board, and table combined : en
  • US1745178A - Liquid-fuel-burner control : en
  • CH137827A - Lifting device for vehicles and other uses. : en fr
  • US1745222A - Pedestal-gib lubricator : en
  • CA297049A - Controlling means for internal combustion engines : en fr
  • CH137964A - Process for the preparation of a basic derivative of a substituted quinoline carboxylic acid. : de en
  • GB324383A - Improvements in or relating to packing cases, boxes and similar containers : en
  • GB324415A - Improvements relating to secondary electric cells : en
  • AU2389529A - Improvements in or relating to bumper arrangements for motor vehicles andthe like : en
  • CA297071A - Manufacture of pile fabrics : en fr
  • FR674433A - Safety thread screw : en fr
  • FR674562A - Process for the production of novel compounds of the pyrazolanthrone series and of dyes for vats by derivative : en fr
  • CH137909A - Dirigible sled intended for use on snow. : en fr
  • US1745113A - Checker brick : en
  • US1744930A - Electrical switch : en
  • US1745138A - Hose nozzle : en
  • CH137838A - Plunger. : de en
  • SU12971A1 - Feeder for feeding the bees : en ru
  • CH137840A - Internal combustion engine. : en fr
  • DE490772C - Table housing for series connection devices for connection to self-dialers : de en
  • CA297088A - Flexible metallic strap : en fr
  • FR674392A - Manufacturing process of acetic anhydride and aldehyde : en fr
  • GB324512A - Improvements in apparatus for opening & pressing seams : en
  • SU12837A1 - Automatic light-signaling device when playing Boule : en ru
  • CA297059A - X-ray tube : en fr
  • CA297121A - Oil collector for sewing machines : en fr
  • US1745121A - Metal-sash window ventilator : en
  • SU12735A1 - A device for preventing the needles from breaking in round in hall machines, : en ru
  • US1745090A - Endless cutter : en
  • CH137757A - Rotary printing machine with accessories. : de en
  • DE490382C - Attachment of the work equipment in soil cultivation machines with rotating springy tools : de en
  • BE365971A - : en fr
  • SU12933A1 - Closed wash tank : en ru
  • US1745228A - Dough-molding machine : en
  • GB324458A - Bow trolley for electric vehicles and the like : en
  • CA297075A - Oil burner : en fr
  • ES116369A3 - Device for the desiccation of substances. : en es
  • GB324588A - Improvements in or relating to connecting rods for reciprocating engines or pumps : en
  • GB324667A - Improvements in or relating to caravans : en
  • CH137938A - Process for the production of a new intermediate product in the tar color industry. : de en
  • AU2179929A - Electrical resistance : en
  • CA297127A - Fountain pen : en fr
  • CH137913A - Ventilation devices for closed vehicles, in particular for automobiles. : de en
  • DE490077C - Production of sodium and potassium hydride : de en
  • DE490747C - Board game with a replaceable game board under a glass plate : de en
  • PL11412B3 - Method for the preparation of 6-alkoxy-8-aminoquinolines. : en pl
  • US1745278A - Headlight lens : en
  • US1744817A - Oven : en
  • US1745129A - Crack preventer for looms : en
  • US1744744A - Molding for upholstering : en
  • SU12591A1 - Electric incandescent lamp : en ru
  • US1745217A - Convertible automobile body : en
  • SU12609A1 - Apparatus for cracking hydrocarbon oils : en ru
  • CA297036A - Advertising display device : en fr
  • CH137784A - Induction meter with overload compensator. : en fr
  • SU12879A1 - Method of making artificial porous stones : en ru
  • US1745265A - Key-operated playing device for stringed musical instruments : en
  • AU2164229A - An improved golf practice set : en
  • CA297132A - Electron emitter : en fr
  • FR674680A - Improvements to percolators : en fr
  • CH137915A - Wheel for motor vehicles and the like. : de en
  • CH137778A - Sound and flame damping device for firearms. : en fr
  • US1745152A - Sewing-machine presser device : en
  • DE490398C - Precipitation electrode made of a semiconductor for the electrical cleaning of gases : de en
  • DE490426C - Railway signaling apparatus with a rail relay that is excited by a heat-sensitive device : de en
  • SU12805A1 - Harmony fixture to automatically turn on bass in an octave : en ru
  • US1744909A - Logging tool : en
  • US1744803A - Razor blade : en
  • DE489329C - Equipment for the presentation of pictures or writings by means of lightbulbs : de en
  • DE490260C - Process for the production of dry stains and dusting agents : de en
  • DE490489C - Irritant for plants : de en
  • DE490483C - Circulating arithmetic agitator for gas generators : de en
  • CA297016A - Manufacture of sulphuric acid : en fr
  • FR674733A - Steam machinery comprising a reciprocating machine and an exhaust steam downstream turbine : en fr
  • US1745105A - malloby : en
  • CH137748A - Process for the preparation of scatterable nitrophosphates. : de en
  • DE490778C - Heat switch : de en
  • ES116295A1 - An electric discharge tube. : en es
  • DE490686C - Process for decorating foodstuffs and luxury goods, in particular baked goods and sugar confectionery : de en
  • USD80421S - Design for a cigarette lighter or similar article : en
  • DK41538C - Apparatus for the production of Forms with Liming surfaces. : da en
  • ES115792A1 - A PROCEDURE FOR ENGRAVING CRYSTALS, METALS, STONES, NATURAL AND ARTIFICIAL STONE, WOOD, LEATHER, MARBLE, AND OTHER MATTERS THAT CAN BE POLISHED AND ENGRAVED : en es
  • FR674405A - Drawbar hitch device, especially for agricultural tractors : en fr
  • FR674568A - Improvements to micas milling machines for dynamo collectors : en fr
  • GB324381A - Manufacture of photographic surfaces : en
  • US1744765A - Chain link : en
  • CA296988A - Door locking device : en fr
  • FR674735A - Reagents for rubber vulcanization : en fr
  • FR674449A - Powder dispenser puff : en fr
  • ES116402A1 - Error compensator for radio direction finders. : en es
  • SU12867A1 - A device for recording sounds on a gramophone record : en ru
  • ES116270A1 - A PERFECTED ARRANGEMENT FOR THE TRANSFORMATION OF VIBRATED OR MODULATED CURRENTS, WITH THE SPECIAL PURPOSE OF OBTAINING THEIR AMPLIFICATION, THEIR SYNTHESIS AND THEIR ANALYSIS : en es
  • GB324496A - Improvements in carrier cycles : en
  • DE490455C - Process for the production of paper or cardboard for the production of drawings which can be printed by non-photographic means : de en
  • DE490513C - Roll-up shade cover for greenhouses : de en
  • DE490646C - Device for the automatic adjustment of the entry field for fabric tensioning machines : de en
  • ES116422A3 - A PROCEDURE FOR THE WATERPROOFING OF CHEVIOTS, VICUNAS MELTONS AND, IN GENERAL, ALL KINDS OF STAMBER GENRES AND THEIR MIXTURES, PROPER FOR THE MANUFACTURE OF MEN'S AND WOMEN'S COATS : en es
  • SU12978A1 - Cooled electrode for discharge tubes : en ru
  • FR674341A - Method and device for closing trunks, in particular cupboard trunks : en fr
  • FR674349A - Apparatus or device for regulating combustion in vegetable stoves : en fr
  • FR674592A - Lighting apparatus comprising a concave mirror and an incandescent lamp with diffused radiation glass : en fr
  • FR674746A - : fr
  • FR674749A - Improvement in hydro or aerodynamic vibration systems : en fr
  • PL11422B1 - Bending machine. : en pl
  • SU12590A1 - The method of obtaining compounds of deoxycalic acid with organic substances : en ru
  • US1744844A - Dispersed rubber isomer : en
  • CH137782A - Pointer counter scale with the load corresponding to the counterweight. : de en
  • FR674477A - Cylindrical curvature image carriers for chemical prints : en fr
  • USD80408S - James p : en
  • GB305995A - An improved animal gagging appliance : en
  • GB324396A - An improved method of and apparatus for cooking eggs : en
  • US1744869A - Waterproof concrete and process of making same : en
  • FR674454A - Can opener hollow rivets on the cans : en fr
  • GB306039A - Improvements in or relating to electrical transformer cooling tanks : en
  • GB324596A - An improved process and apparatus for the production of boxes : en
  • US1744854A - Sterilizer : en
  • US1745307A - Vehicle signal and release system : en
  • CH137701A - Device for protecting curtains. : de en
  • FR674399A - Rubber belts : en fr
  • GB313128A - Apparatus for mechanically solving right-angled triangles : en
  • GB324420A - Improvements in and relating to a spring device applicable to vehicle shock reducers or the like and mattresses, seats and the like : en
  • CH137761A - Adhesive compound for sticking clichés on printing machine cylinders and process for their production : de en
  • CA297109A - Apparatus for taking photographs of cavities of the human body : en fr
  • CH137903A - Device for holding umbrella rods to umbrellas. : de en
  • FR674257A - Motor vehicle lubrication improvements : en fr
  • FR674466A - Terminal for conductors : en fr
  • CA297030A - Finishing welt : en fr
  • FR674417A - Improvement of aquatic vehicles : en fr
  • CH137776A - Device for displaying the tilting of firearms when aiming. : de en
  • SU12784A1 - Mechanical nozzle : en ru
  • US1744825A - Oil-burning apparatus : en
  • DE490601C - Method for supplying air and oil by means of a common pressure pump to burners of oil firing systems : de en
  • ES116349A3 - A PROCEDURE FOR THE MECHANICAL MANUFACTURE OF COUNTERFORTS, HARD POINTS, SHAMPS AND, IN GENERAL, ALL KINDS OF REINFORCEMENTS FOR FOOTWEAR : en es
  • FR674684A - Mechanical locking brake and descent regulator without drive of the motor unit for lifting devices with arm control : en fr
  • GB301384A - : en
  • CA297128A - Relay arrangement : en fr
  • CH137818A - Cigar or cigarette case. : de en
  • DE490329C - Saddle-shaped fuel tank : de en
  • DE490516C - Screw with a captive washer attached : de en
  • FR674434A - Improvements in the preparation of diazotypes : en fr
  • GB311277A - : en
  • GB324439A - Improvements in or relating to brake apparatus for road vehicles : en
  • SU12678A1 - Electrically controlled air brake for railway rolling stock units : en ru
  • SU12762A1 - Device for determining the load of spring wagon : en ru
  • GB303160A - Improvements in or relating to finned tubing : en
  • PL11424B1 - The method and device for cooling by means of solid carbon dioxide. : en pl
  • US1745206A - Water heater : en
  • US1745323A - Dishwasher : en
  • FR674412A - Removable glass with removable frame for shelter bays : en fr
  • FR674688A - Auxiliary distribution spool for controlling flywheelless steam engines, steam pumps, etc. : en fr
  • PL11379B1 - The method of rolling zinc sheet. : en pl
  • PL11381B1 - Support plate for back-worn breathing apparatus. : en pl
  • SU12570A1 - Cell Turntable Cell Extractor : en ru
  • SU12941A1 - A device for draining the upper layer of liquid from settling tanks, etc. reservoirs : en ru
  • FR674452A - Improvements in steam superheating : en fr
  • FR674522A - Warning device for railway level crossings : en fr
  • GB324477A - Improvements in and relating to containers : en
  • FR674725A - Improvements to deodorization processes, or similar treatment, of fumes and gases : en fr
  • GB324646A - Improvements in or relating to gramophones : en
  • FR674386A - Preparation of alumina and potash from aluminopotassium silicates : en fr
  • FR674535A - Apparatus for sorting letters, packages and other objects : en fr
  • FR674633A - Method and device for reheating boiler feed water at high temperatures : en fr
  • GB314071A - Improvements in illuminating devices : en
  • DE490420C - Process for the preparation of porphyrins : de en
  • DE490700C - Touch device for pointer transfer : de en
  • FR674409A - Gas burner : en fr
  • FR674430A - Improved gasifier for wood or by-products, coal or by-products, for motor vehicles and other applications : en fr
  • GB301509A - Improvements in and relating to hydraulic binding agents : en
  • DE490099C - Process for the production of oil bales by stirring the carbon material finely distributed in water with the addition of oil : de en
  • DE490313C - Hydraulic press with pressure cylinder fixed immovably on the press frame : de en
  • FR674305A - Maneuvering valve for direct acting brake for railways : en fr
  • GB324521A - Improvements in or relating to rotary kilns : en
  • GB324429A - Improvements in printing presses : en
  • ES116300A1 - Device for the spraying in the toilets of an aromatic substance or disinfectant. : en es
  • SU12918A1 - Method and device for moving molded peat and spreading it on the drying floor : en ru
  • GB303009A - Improvements in and relating to furnaces : en
  • GB324599A - Improvements in or relating to multiple-spindle automatic lathes : en
  • FR674358A - Control device for fuel pumps and starting compressed air introduction devices for reversible internal combustion and direct injection engines : en fr
  • FR674491A - Method of variegating pencils and similar objects : en fr
  • GB324468A - Improvements in fluid pressure gauges : en
  • DE490572C - Device for cushioning bogies on railway vehicles : de en
  • GB324542A - Improvements relating to closed bodies for motor-cars or other vehicles : en
  • US1745259A - Band for knee breeches and the like : en
  • DE490554C - Wringer : de en
  • DE490694C - Device for motor vehicles that is triggered in the event of collisions and accidents : de en
  • ES115229A1 - DEVICE TO INCREASE ENERGY AND FORM A FLAME IN THE VOLTAIC ARCS : en es
  • FR674668A - Improvements in the manufacture of electrical switches and collectors or similar devices : en fr
  • ES116371A1 - A cinematographic apparatus combined with two or more two rotary gramophone cymbals operated in synchronism with said apparatus. : en es
  • FR674663A - Process of precipitation of metals on an incandescent body : en fr
  • GB303151A - Improvements relating to rotary electromagnetic delay devices : en
  • GB324908A - Improvements in toasting appliances : en
  • GB307070A - Method for reducing the losses when transferring liquefied gases to other vessels : en
  • GB324545A - Improvements in or relating to vulcanizing : en
  • DE490541C - Clamping device for traveling grids : de en
  • FR674607A - Cork floor : en fr
  • GB324398A - Improvements in apparatus for straining fluids : en
  • DE490691C - Electric direction indicator for vehicles : de en
  • DE490624C - Facial rowing device : de en
  • SU12675A1 - Labyrinth seal : en ru
  • DE490641C - Securing two or more contact screws against loosening : de en
  • US1744911A - Resistance device : en
  • US1744980A - Window : en
  • GB307045A - Improvements in or relating to two stroke cycle internal combustion engines : en
  • GB324486A - Improvements relating to condiment and like receptacles : en
  • DE490423C - Electric annealing furnace and method of operating the same : de en
  • FR674373A - Electrically heated soldering iron : en fr
  • IE10448L - Repairing fabrics : en
  • US1744789A - Knitting machine : en
  • PL11470B1 - The method of protection against harmful gases and the appropriate device. : en pl
  • SU12932A1 - Binding : en ru
  • FR674771A - Method and apparatus for working metal in bars or tubes : en fr
  • GB294549A - Improvements relating to apparatus for the limitation of high short-circuit electric currents : en
  • SU12682A1 - Muffler for engines in internal combustion : en ru
  • SU12816A1 - Shooting speed controller for Maxima machine gun : en ru
  • US1744754A - Vulcanizing heater and method of handling molding devices : en
  • US1745327A - Boiler cleaner : en
  • FR674317A - Signaling device and indicator of ignition failure in internal combustion engines : en fr
  • GB305977A - Apparatus for the continuous automatic discharge of mud from steam boilers and heaters of liquids : en
  • GB324612A - Improvements in folding boxes : en
  • PL11460B1 - Heating appliances for dryers. : en pl
  • US1744758A - Roll-dispensing device : en
  • DE490354C - Process for the production of nails, in particular horseshoe nails, from endless wire by means of a four-jaw press : de en
  • SU12640A1 - Sink for cleaning wells from dirt : en ru
  • SU12827A1 - Great price : en ru
  • US1745111A - Wagon : en
  • CA296980A - Furnace draft control : en fr
  • CA297052A - Film controlled contact device : en fr
  • CA297106A - Wall construction for insulating purposes : en fr
  • CA297053A - Coloured or diffusing coating for incandescent lamps : en fr
  • SU12706A1 - Machine for stretching and finishing raw leather : en ru
  • US1744906A - Peanut-thrashing machine : en
  • US1744788A - Focusing device for view-taking cinematographic cameras : en
  • US1744934A - Airplane-loading device : en
  • US1745165A - Buffer for railway cars : en
  • AU2065729A - Improvements in or relating to steam superheaters : en
  • CA296990A - Head light dimmer : en fr
  • CH137952A - Process for the preparation of a basic azo dye. : de en
  • CA297007A - Sanitary napkin : en fr
  • CH137815A - Coke oven for drying out new buildings. : de en
  • ES116418A1 - COFFEE MACHINE : en es
  • AU1814829A - Improvements in gas fired incinerators : en
  • US1744897A - Hoist : en
  • US1745243A - Cooking vessel : en
  • GB324493A - Improvements in or relating to sound reproducing or transmitting instruments : en
  • GB324517A - A method and device for dividing bread dough into cakes : en
  • SU12804A1 - Thermal insulation device for thermal joints in concrete walls : en ru
  • US1744944A - Adjustable pedestal bed : en
  • US1745051A - Portable stack lifter : en
  • DE489187C - Process for the preparation of 2-nitro-3-oxy-4-chlorobenzene-1-arsic acid : de en
  • DE489969C - Process for the production of plastics : de en
  • DE490701C - Canisters of metal, in particular for sending liquid samples : de en
  • US1744832A - Railway-traffic-controlling apparatus : en
  • US1744988A - Lock : en
  • DE490669C - Trench cleaning and pulling machine : de en
  • FR674726A - Fixing devices for springs of upholstered articles, seats, for example : en fr
  • GB324425A - Speed governor for gramophones : en
  • GB324569A - Improvements in or connected with cutting machines for use in mining coal and other minerals : en
  • SU12943A1 - Electrolytic chrome plating method : en ru
  • PL11419B1 - Device for regulating the motion of a pull driven by three-phase asynchronous motors. : en pl
  • SU12835A1 - Machine for milling and stirring peat in deposits : en ru
  • SU12660A1 - Statistical Calculation Device : en ru
  • US1745161A - Electric-switch mechanism : en
  • DE490729C - Music chair : de en
  • GB324686A - Improvements relating to the manufacture of railway and tramway rails : en
  • US1744773A - Photographic apparatus : en
  • US1745026A - Wheel-grinding device : en
  • SU12698A1 - Soothing adaptation to the moving system of measuring devices : en ru
  • US1744885A - Machine tool : en
  • CA296991A - Slow combustion stove for sawdust fuel : en fr
  • PL11453B1 - The way to divide rayon. : en pl
  • US1745253A - Blower : en
  • SU12571A1 - A method for making resin impregnated forms or the like. molding sand substances for forming stone model slabs : en ru
  • PL11433B1 - Four-chamber kiln for firing ceramic products. : en pl
  • SU12655A1 - Pipette for taking an average sample : en ru
  • USD80430S - Frederic a : en
  • CH137949A - Process for the preparation of a halogenated arylthioglycolic acid. : de en
  • SU12689A1 - Tool for automatic feeding of drilling tools while rotary drilling : en ru
  • DE490862C - Padlock for bicycles or motorcycles : de en
  • DE490682C - Cable or pulley drive driven by an electric motor or the like : de en
  • US1745196A - Conveyer for veneer driers : en
  • ES116339A1 - SHARPENING DEVICE FOR RAZORS : en es
  • DE490667C - Setting mechanism for typewriters : de en
  • DE490386C - Process for cinematographic recording and playback while saving material on the negative film : de en
  • DE490416C - Process for the preparation of diiodine substitution products of 2-oxypyridine and its derivatives : de en
  • FR674723A - Piston rod traversed by a coolant, in particular for double-acting internal combustion engines : en fr
  • FR674443A - Manufacturing process of a concentrated fertilizer : en fr
  • DE490198C - Distance relay with a trip element influenced in the opposite sense by the current and the voltage : de en
  • SU12826A1 - Thresher for peas : en ru
  • US1744868A - Automatic starting mechanism for automobile engines : en
  • DE490547C - Device for milling helical wheels, worms and helical grooves : de en
  • GB305030A - Combination baths : en
  • FR674526A - Improvements in the dyeing of cellulose esters and ethers : en fr
  • SU12866A1 - Mechanically operated electric rail pedal : en ru
  • ES116357A1 - AN IMPROVEMENT IN AUTOMATIC METAL SEALS : en es
  • GB302223A - Improvements in or relating to electrically heated furnaces : en
  • DE490532C - Device for displaying the filling of bunkers : de en
  • DE490576C - Device for signal transmission to the moving train from the track by means of alternating current induction and resonance : de en
  • ES116314A1 - ARRANGEMENT TO MANUFACTURE CORRUGATED TUBES : en es
  • BE366209A - : en fr
  • DE490796C - Process for the production of leaves with a mother-of-pearl appearance : de en
  • DE487246C - Device for the demonstration of electric light advertising by lamps which are attached to wires of a network : de en
  • DE490705C - Elastic fabric, especially for abdominal bandages and the like Like., with woven rubber chain threads in leno weave : de en
  • GB310531A - : en
  • GB324550A - Improvements in and relating to elevators for stacking cut crops : en
  • US1745167A - Process of treating oil : en
  • ES116342A3 - PROCEDURE FOR THE CONSTRUCTION OF CONCRETE CEILINGS : en es
  • FR674263A - Wheat milling process : en fr
  • GB324673A - Improvements in apparatus for sound recording and reproduction : en
  • FR674307A - Method and apparatus for coating objects, such as globules of food materials in chocolate or the like : en fr
  • DE490620C - Device for the production of irradiated children's milk : de en
  • GB324909A - Improvements in respirators and the like : en
  • GB324484A - Manufacture of bromine-substituted aryl-1-thioglycollic acids : en
  • CH137790A - Electrodynamic apparatus for electroacoustic devices such as microphones and speakers. : de en
  • CH137908A - Pulling element that releases automatically. : de en
  • DE490403C - Cross cutter for a continuously moving paper web : de en
  • DK41535C - Procedure for Drying, Dyeing, Impregnation and similar Treatment of wood. : da en
  • ES116316A1 - A PROCEDURE FOR THE MANUFACTURE OF REFRIGERATORS, FREEZERS, CHAMBERS OF REFRIGERATING INSTALLATIONS AND OTHER SIMILAR : en es
  • ES116362A1 - A SINGLE BASE WITH CURVED WOODEN STRIPS : en es
  • FR674507A - Continuous extraction of nicotine from tobacco : en fr
  • FR674435A - Flexible : en fr
  • FR674254A - Manufacturing process for low boiling dichlorethylene from acetylene and chlorine : en fr
  • FR674554A - Hand crimping machine : en fr
  • DE490550C - Double gas burner : de en
  • ES116267A1 - IMPROVEMENTS IN GEARBOXES FOR TAXIMETER CARS AND MACHINERY IN GENERAL FOR ALL KINDS OF REDUCTIONS : en es
  • DE490286C - Arrangement for the generation of vibrations through glow cathode tubes : de en
  • SU12953A1 - The method of contouring mineral deposits : en ru
  • US1744942A - Linkage connection for digging booms : en
  • US1745088A - Motor-vehicle running gear : en
  • ES116307A1 - A resistance : en es
  • PL11429B1 - Device for reducing the bang, flash and recoil of automatic firearms. : en pl
  • AU1786529A - Improvements in and relating to electric drive arrangements for motor vehicles : en
  • BE366614A - MANUFACTURING PROCESS OF TITANIUM TANNING PREPARATIONS AND THE RESULTING PRODUCTS : en fr
  • CH137797A - Light reflecting device. : en fr
  • DE490660C - Electric floor polishing machine with roller brush mounted in a fork and driven on both sides : de en
  • FR674464A - Camera for successive and direct shots on paper : en fr
  • FR674748A - Double cuff button : en fr
  • PL11418B1 - Method of obtaining metals in an electric electrode furnace. : en pl
  • SU12703A1 - Electric fuse : en ru
  • CH137877A - Burner for gaseous fuels. : en fr
  • DE490485C - Process for the production of negatives with the correct color value for photolithographic reproduction with retouching on films : de en
  • FR674740A - Combined blade and guide for potato peeling machines and others : en fr
  • AU2206229A - Lightweight sound records : en
  • CH137777A - Cartridge pusher device for automatic rifle. : en fr
  • US1745281A - Shock absorber : en
  • SU12925A1 - Round loom : en ru
  • US1744774A - End cap for the work arms of sewing machines : en
  • US1745303A - Metal stake : en
  • SU12936A1 - Deflection meter : en ru
  • ES116348A1 - AN ELECTROLYTIC APPARATUS FOR THE PRODUCTION OF SODA HYPOCHLORITE WITH A LOW PROPORTION OF ACTIVE CHLORINE : en es
  • FR674707A - Shock absorber with progressive operation, in both opening directions, for motor vehicles or others : en fr
  • CH137878A - Appliance for oil heating of economic kitchens and stoves. : en it
  • CH137897A - Device fed by alternating current for supplying direct voltage, in particular grid pre-tension in radio systems. : de en
  • SU12602A1 - The method of preparation of benzoxazole arsenic oxides : en ru
  • US1745277A - Ice-harvesting system : en
  • US1745018A - Picture-telegraph system : en
  • US1745201A - Golf game : en
  • US1745293A - Portable power handsaw : en
  • SU12606A1 - The method of cleaning gas coking ovens by ammonia : en ru
  • SU12647A1 - Welding of boiler sheets and bonds with dissimilar materials : en ru
  • SU12639A1 - Bailer : en ru
  • SU12806A1 - Device for transposition in manual harmonies : en ru
  • SU12939A1 - Electric shutter release for photographic devices : en ru
  • SU12977A1 - Cathode lamp : en ru
  • US1744766A - Grinding machine : en
  • ES115499A1 - A PROCEDURE FOR THE LAUNDERING OF ALL KINDS OF JUTE WASTE : en es
  • AU1740328A - Improvements in means for converting a road vehicle into a vehicle adapted torun on rails : en
  • CH137839A - Carburetors for internal combustion engines. : de en
  • DE490754C - Plywood board : de en
  • DE490891C - Sliding closure, especially for items of clothing : de en
  • SU12904A1 - Kitchen hearth : en ru
  • SU12902A1 - Film stand : en ru
  • US1745304A - Float coupling : en
  • DE490353C - Dough dividing machine with filling funnel : de en
  • DE490497C - Electrically operated conveyor wagon : de en
  • DE490628C - Device for drying out and heating buildings : de en
  • SU12585A1 - Gearbox Ratio : en ru
  • US1745238A - Automatic fluid-control system : en
  • CA297135A - Direct current supply system : en fr
  • CH137929A - Process for the preparation of a condensation product which can be used as a pesticide. : de en
  • CH137954A - Process for the production of a new vat dye. : de en
  • US1745174A - Aggregate weighing and mixing machine : en
  • PL11374B1 - Kt Al f i4. Armament for columns or pipelines and similar devices, made of lead, and a device for its fastening. : en pl
  • SU12922A1 - Magnifier for readout on slide rule : en ru
  • US1745274A - Fishing tool : en
  • US1745282A - Measuring apparatus : en
  • DE490325C - Wheel rim : de en
  • DE490824C - Control device for steam or gas turbines and process for their production : de en
  • CA297134A - Negative impedance circuit : en fr
  • CH137821A - Relief device on pipelines that are under high pressure. : de en
  • DE490442C - Back turning device : de en
  • DE490623C - Process for the production of colloid plates : de en
  • FR674453A - Improvements to convertible tops for automobiles and other vehicles : en fr
  • GB311662A - Improvements in or relating to cells which are sensitive to infra-red rays : en
  • FR674644A - Process for the use of final liquors from the potash industry : en fr
  • FR674769A - Mechanical rakes improvements : en fr
  • GB324539A - Improvements in or relating to louvre ventilators : en
  • GB324586A - Improvements in boxes and the like containers : en
  • SU12693A1 - Automatic device for regulating the movement of trains of electric railways : en ru
  • SU12751A1 - Actuator to pump that supplies fuel for uncompressed internal combustion engines : en ru
  • US1745037A - Telephone system : en
  • US1744959A - Turning device for automobiles : en
  • CH137683A - Clay stone. : de en
  • SU12729A1 - Fixture for strengthening the handle on the tail : en ru
  • CH137692A - Method and device for the production of panels with fibrous material. : de en
  • AU1952729A - Improvements in heaters for use in heating systems : en
  • DE462801C - Regenerative gas co-current furnace : de en
  • FR674359A - Burners improvements : en fr
  • GB303862A - Improvements in or relating to cinematographic cameras : en
  • CA297073A - Regeneration of catalysts : en fr
  • US1744779A - Material-feeding apparatus : en
  • US1744813A - Reduced-gas-pressure regulator : en
  • US1744970A - Hoist mechanism : en
  • FR674655A - Operating device for shutter members : en fr
  • CA297022A - Valve : en fr
  • CA297091A - Adjusting device for saturators and coaters : en fr
  • CH137921A - Device to prevent the penetration of dust into an automatic lubrication box. : en fr
  • BE366092R - : fr
  • CH137783A - Device to avoid reading errors on automatic cylinder trolleys. : de en
  • SU12601A1 - The method of preparation of barbituric acid derivatives : en ru
  • US1744973A - Container and method of making same : en
  • US1745143A - Portable bit-dressing tool : en
  • US1745170A - Tender : en
  • AU2179229A - Method of fixing staybolts in boiler walls : en
  • CA297074A - Loom for weaving pile fabrics : en fr
  • DE490295C - Dental measuring device : de en
  • FR674367A - Ignition device for internal combustion engines and in particular for multiple cylinder engines : en fr
  • FR674593A - Operating mode for four-stroke or more than four-stroke internal combustion engines : en fr
  • CH137754A - Device for processing continuously running webs of paper or similar material by punching, embossing or the like. : de en
  • CH137758A - Booking engine. : de en
  • DE490399C - Production of highly active coal : de en
  • CH137936A - Process for the production of a new intermediate product in the tar color industry. : de en
  • SU12668A1 - Charcoal kiln : en ru
  • SU12901A1 - Portable Combined Wood Processing Machine : en ru
  • US1744824A - Merchandise container : en
  • CH137843A - Ignition coil for battery igniters. : de en
  • US1744954A - Corn-cutting machine : en
  • GB305645A - Process for the preparation of sodium sulphide or similar inorganic chemical substances in the form of bodies of predetermined shape and size : en
  • GB307882A - Improvements in or relating to lifts, hoists and the like : en
  • ES116411A1 - ELECTROMAGNETICALLY DRIVEN BRAKE SHOE FOR BRAKING THE WAGONS ON THE SELECTION TRACKS : en es
  • GB324450A - An improved device for use in connection with the pouring of lead into the joints ofpipes : en
  • ES116417A1 - IMPROVEMENTS IN THE MANUFACTURE OF FOOTWEAR : en es
  • BE366298A - Improvements to the provisions applicable to electric motors : en fr
  • ES115428A1 - BAGS FORMING MACHINE WITH PRE-CUT OR SLIT : en es
  • FR674784A - Improvements made to the distribution of pulverulent materials : en fr
  • DE490310C - Screw locking : de en
  • ES116383A1 - Improvements in the mechanisms of force transmission. : en es
  • GB324503A - Arrangement for treating liquids with ultra-violet rays : en
  • BE365910A - : en
  • CA297028A - Method of dredging, excavating and conveying materials : en fr
  • CH137853A - Asynchronous machine with cage winding. : de en
  • DE490733C - Double-acting two-stroke gas engine : de en
  • DE489958C - Process for the preparation of condensation products of the benzanthrone series : de en
  • FR674576A - Improvements to apparatus for cutting yarns, threads or filaments : en fr
  • DE490515C - Irrigation turbine with gutter-like blades : de en
  • FR674624A - Spark plug : en fr
  • CH137787A - Calculating machine with mechanical drive. : de en
  • CH137923A - Process for the preparation of a condensation product which can be used as a pesticide. : de en
  • CH137948A - Process for the preparation of a carboxyamidobenzene-o-thioglycolic acid. : de en
  • FR674571A - Tool holder, intended more particularly for lathe tools for cutting resistant material : en fr
  • FR674693A - Shirt collars : en fr
  • ES116308A1 - Improvements in the production of lime hypochlorite compounds. : en es
  • ES116382A3 - A process for the manufacture of flexible cables composed of vegetable fibers and metallic threads. : en es
  • GB324610A - : en
  • FR674561A - Body-independent mounting system on an automobile chassis : en fr
  • GB324558A - Improvements relating to fire-extinguishers : en
  • GB324560A - Improvements in or relating to bicycle stands : en
  • DE490335C - Stretcher for gymnastics and massage purposes : de en
  • DE490668C - Time recorder : de en
  • GB324613A - Stitch-forming mechanism for sewing machines : en
  • GB324407A - Improvements in or relating to generators for earth inductor compasses : en
  • US1744777A - Cap-supported lamp : en
  • US1745155A - Asphalt and road oil and process of producing the same : en
  • GB324410A - Improvements in or relating to petrol-electric road vehicles : en
  • GB324390A - Improvements in electric incandescent lamps : en
  • FR674506A - Isolation arrangement for transformers, especially cross-ring transformers : en fr
  • SU12963A1 - Elastic disc car wheel : en ru
  • US1744752A - Safety-razor-blade-honing device : en
  • US1745127A - Device for removing stock from bias cutters : en
  • DE490370C - Automatic switch-on device for radio tube sets : de en
  • FR674631A - Electro-magnetic control system allowing the reproduction of all designs by plating on knitting machines : en fr
  • GB324563A - Variable speed gearing, particularly for motor vehicles : en
  • SU12845A1 - Check valve : en ru
  • US1744747A - Combined purifying and distilling apparatus : en
  • US1745207A - Cylinder-reboring machine : en
  • BE366446A - : en
  • PL11375B1 - Machine for washing, drying and ironing linen. : en pl
  • DE490289C - Mobile heavy-duty heating device, especially for heating ovens : de en
  • GB310508A - Improvements relating to automatic control apparatus for use in the manufacture of water gas and other cyclic processes : en
  • US1745220A - Signaling device : en
  • IE10577L - Metal pipes. : en
  • FR674411A - Improvements to electrolytic coating production processes : en fr
  • SU12923A1 - Device for recording sound on film : en ru
  • DE490687C - Anti-glare screens for vehicles, in particular motor vehicles : de en
  • FR674270A - Acoustic device : en fr
  • FR674610A - Observation window for vehicles : en fr
  • GB324435A - Improvements in boxes or cases particularly suitable for carrying stationery : en
  • FR674488A - Process of ovalization of pistons by lapping : en fr
  • FR674623A - Automatic gun : en fr
  • FR674428A - Motor starter motor : en fr
  • FR674661A - Low-electrolyte soap and its preparation process : en fr
  • USD80412S - Design eor a teapot or similar article : en
  • DE490783C - Device for automatic opening and closing of the shaft access doors of lifts : de en
  • FR674500A - Pneumatic unloader loader for fodder or any other long fiber material : en fr
  • DE490149C - Process for strengthening and weakening photographic recordings : de en
  • DE490463C - Shock absorber for motor vehicles : de en
  • DE490739C - Device for mixing and heating the charge mixture for internal combustion engines : de en
  • FR674520A - Process and composition for sizing textile threads during or after dyeing : en fr
  • FR674763A - Device for packaging cigarettes and the like : en fr
  • ES116373A1 - A process for simultaneously manufacturing phosphoric acid or anhydride and gases suitable for various syntheses. : en es
  • CA297105A - Sublimation of volatilizable substances : en fr
  • GB314516A - Improvements in and relating to fastenings for rubber tubes : en
  • CA297008A - Railway tie : en fr
  • PL11392B1 - Steam boiler. : en pl
  • US1744849A - Motor-vehicle body : en
  • US1745066A - Card finding and separating device : en
  • US1745166A - Chuck mechanism for rock drills : en
  • FR674280A - Plane : en fr
  • FR674764A - Locking mode of the inversion device of liquid dispensing measuring devices : en fr
  • GB324603A - Improvements in and connected with faucets or taps for use in dispensing liquids from jars and the like : en
  • GB324469A - Improvements relating to the grading and separation of granular materials : en
  • US1744971A - Pump seal : en
  • US1745340A - Broiler and toaster : en
  • BE366073A - purification and bleaching of earths, clays, kaolins, quartz, silicas, feldspars, bauxites, alumina, sulphate, and carbonate of baryte, lime, strontian and mineral or organic salts : en fr
  • US1745045A - Portable crane : en
  • US1745150A - Center-plate construction : en
  • US1745330A - Grinding mill : en
  • CA297098A - Separator foot : en fr
  • DE490500C - Device for winding up cables : de en
  • FR674709A - Improvements made to packaging or containers for products releasing alkalis or acids and to the processes for their manufacture : en fr
  • CA297102A - Condenser for zinc vapours : en fr
  • DE490745C - Sign triangle : de en
  • BE366247A - : en
  • ES116297A1 - Procedure for the washing and enfurtido of tissues. : en es
  • FR674463A - Curler for permanent waving : en fr
  • FR674297A - Process for applying rubber coatings to drawing rolls for spinning machines : en fr
  • FR674687A - Process for carrying out heat-absorbing operations in the chemical industry : en fr
  • GB299787A - Improvements in and relating to the dyeing of mixed fabrics containing acetate silk and the manufacture of dye-products suitable therefor : en
  • GB308305A - Improvements in or relating to the admission of air to the cylinders of four-stroke internal combustion engines with airless injection of the fuel : en
  • CA296992A - Tractor hitch : en fr
  • FR674383A - Rheostat : en fr
  • FR674630A - Process for the production of thin-walled cast iron hollow bodies : en fr
  • SU12725A1 - Conveyor device for machines for separating wood from fibers : en ru
  • PL11469B1 - The method of obtaining a new aluminum alloy. : en pl
  • SU12884A1 - Feed pump for steam boilers : en ru
  • US1744792A - Electroplating apparatus : en
  • PL11389B1 - A method of obtaining synthetic ammonia. : en pl
  • DE490643C - Device to protect the soldering point in the case of precision fuses : de en
  • DE490658C - Process for degreasing raw wool : de en
  • ES116282A1 - A NEW SUSPENSION TRAIN FOR SUSPENDED RAILWAYS PROPELLED BY PROPELLER : en es
  • GB304247A - Improvements in spring-operated driving mechanisms : en
  • US1745040A - Telephone system : en
  • US1745075A - Three-speed transmission : en
  • DE489743C - Device for starting mechanically coupled direct current motors : de en
  • DE490773C - Process for the production of electrode connections for galvanic elements : de en
  • ES24U - Girdle-corset with special closure for men. (Machine-translation by Google Translate, not legally binding) : en es
  • US1744924A - Wind motor : en
  • SU12795A1 - Mechanical nozzle : en ru
  • DE489897C - Adjustment device for photographic apparatus : de en
  • FR674555A - Electrical device for the automatic transformation of alternating current into perfectly direct current, especially applicable to t devices. s. f. : en fr
  • GB324519A - Improvements in hair brushes : en
  • SU12955A1 - Device for hanging sleepers when tamping : en ru
  • US1745126A - Detachable ski : en
  • ES116332A1 - A sprayer for medical-dental applications. : en es
  • ES115500A1 - A PROCEDURE FOR OBTAINING A PRODUCT, IMITATION TO WOOL, OWN FOR THE MANUFACTURE OF FABRICS : en es
  • ES116375A1 - Improvements introduced in the traps to hunt insects. : en es
  • FR674271A - Projector refinements : en fr
  • GB324406A - Improvements in or relating to piston rings : en
  • SU12627A1 - Clips for a copy board at card accounting : en ru
  • PL11446B1 - The method of obtaining divinyl and its homologues. : en pl
  • SU12644A1 - Steam and gas turbine : en ru
  • SU12927A1 - Device for indicating the level of water in the tank : en ru
  • US1745048A - Portable stack lifter : en
  • PL11371B1 - Mine signaling device with winch stopping device. : en pl
  • SU12692A1 - Seaplane : en ru
  • SU12907A1 - Mobile drovokolny machine : en ru
  • US1745064A - Train-control system : en
  • GB316545A - Improvements in locking or stopping devices for stop-cylinder printing machines : en
  • CH137820A - Tamping device for tobacco pipes. : de en
  • CA297097A - Emulsion : en fr
  • CH137714A - Process for the manufacture of a support for packing of cards and support obtained according to this process. : en fr
  • GB312986A - : en
  • CA297100A - Machine for making confection clusters : en fr
  • CH137896A - Circuit arrangement for intermediate amplifiers for transmitting high-frequency messages on high-voltage lines. : de en
  • SU12796A1 - The method of obtaining portland cement from sandy limestone : en ru
  • US1744797A - Method of and apparatus for welding : en
  • US1745081A - Aeroplane : en
  • DE490758C - Method and device for the production of molten cement : de en
  • BE366157A - : en
  • CA297116A - Sewing machine : en fr
  • CH137693A - Process and device for utilizing the water vapor generated from the sludge during cement production using the wet process. : de en
  • DE490301C - Process for joining veneers and equipment for practicing this process : de en
  • DE490522C - Process for preserving juicy green fodder by passing three-phase current through the fodder mass : de en
  • DE490552C - Kappschuh with Waelzflaeche : de en
  • DE490653C - Device for fastening an insulating rod, in particular an insulator support, to a metallic or other bearing : de en
  • SU12814A1 - Adaptation to an electrical recording device for switching it to various circuits that measure several values : en ru
  • SU12759A1 - Apparatus for care of patients with spontaneous pneumothorax : en ru
  • SU12794A1 - Fixture for removing peat stuck in bunkers : en ru
  • US1744831A - Press : en
  • US1745046A - Portable stack lifter : en
  • SU12569A1 - Sleeve barrel for barrels : en ru
  • SU12861A1 - Room stove : en ru
  • SU12878A1 - Regenerator installations at Gobbe glass-melting baths : en ru
  • US1745213A - Track-lubricating apparatus : en
  • SU12717A1 - Carburetor for engines in internal combustion : en ru
  • US1745133A - Electric socket : en
  • US1745216A - Axle lubrication : en
  • US1744899A - Screen separator : en
  • US1745298A - Well-beam saddle : en
  • PL11404B1 - Frame for plates, inscriptions, etc. : en pl
  • DE490504C - Shunt commutator motor for single and multi-phase alternating current with reversing poles : de en
  • GB301428A - : en
  • DE490486C - Septic tank for sewage treatment : de en
  • AU2097529A - Improvements in and connected with rubber covering material : en
  • SU12821A1 - Method of cooking glue : en ru
  • CH137785A - Electricity meter. : de en
  • DE490473C - Device for the automatic regulation of the traffic at road crossings : de en
  • FR674563A - Apparatus for projecting clichés on glass with a cinematographic camera lantern, illuminated by a mirror arc : en fr
  • GB304669A - Process and apparatus for the production of stereoscopic films utilising films of keller-dorian type : en
  • GB324525A - An instrument for calibrating, and testing the accuracy of liquid measuring instruments : en
  • CH137769A - Apparatus for the production of photographic duplicates of documents, drawings, printed matter etc. by means of a photoluminescent light carrier. : de en
  • DE490371C - Machine for automatic capping and waxing of dolls : de en
  • FR674480A - Surface condenser : en fr
  • USRE17576E - A voluntaby associa : en
  • DE490781C - Process for the production of tubular heating elements composed of two concentric metallic tubes : de en
  • GB324532A - Shooting spectacles : en
  • US1744781A - Tensioning device for driving belts : en
  • US1744804A - Welding apparatus : en
  • PL11439B1 - A method of increasing the stretchability of artificial silk. : en pl
  • US1744898A - Mowing thrasher : en
  • PL11356B1 - The method of obtaining dis - and polyazolamines. : en pl
  • US1745232A - Toy : en
  • PL11400B1 - Device for aggregating and drying a mass of wood wool or similar materials. : en pl
  • SU12887A1 - Device for recording changes in tractive effort during tractor operation : en ru
  • SU12976A1 - Cork faucet for watering streets : en ru
  • AU2092429A - Improvements in and relating to forehearths of glass melting furnaces andthe like : en
  • CH137854A - Heat-resistant electrical machine with conductors embedded in grooves. : de en
  • CH137950A - Process for the preparation of a new disazo dye. : de en
  • DE490493C - Iron current collector with a flat contact strip made of powdery components, in particular metal powder and graphite : de en
  • FR674324A - Thick headed : en fr
  • GB324502A - Improvements in and relating to means for utilizing the tyres of vehicles to drive dynamos and such like accessories : en
  • PL11407B1 - A method of obtaining tarnished hard metal alloys for the manufacture of tools or similar items. : en pl
  • DE490243C - Headlights : de en
  • FR674275A - Application of rubber crepe to the constitution of belts and belts according to this application : en fr
  • GB324635A - Improvements in or relating to a process for the operation of steam heated dryers andapparatus therefor : en
  • GB324699A - Improvements in tank vehicles : en
  • CH137942A - Process for the preparation of a formaldehyde condensation product. : de en
  • PL11410B1 - : en pl
  • CH137830A - Centrifugal pump with vertical axis operating on the bottom of a cesspool. : de en
  • SU12593A1 - Target for practical aerobomb : en ru
  • US1744767A - Method of and means for rendering fibrous materials transparent or translucent : en
  • US1745285A - Apparatus for impregnating stranded elements : en
  • SU12970A1 - Razborn chain : en ru
  • US1744715A - Stapling machine : en
  • US1744875A - Guard and workholder for planers : en
  • US1744994A - Sighting telescope for ordnance, machine guns, and the like : en
  • AU2191029A - Improvements in or relating to heels for boots and shoes : en
  • CA297070A - Preparation of effect threads : en fr
  • DE490479C - Rotating device, especially for vices : de en
  • ES116404A1 - An improved process for the manufacture of dyeing materials and the like. : en es
  • GB324697A - Improvements in or relating to the reproduction of sound in association with picture projection : en
  • IE10428L - Film projectors : en
  • CH137842A - Internal combustion engine system. : de en
  • SU12721A1 - Machine for sorting grain products by their specific gravity : en ru
  • SU12881A1 - Chair with height adjustable seat : en ru
  • US1744729A - Rotary web-printing press : en
  • US1745210A - Hem-basting apparatus : en
  • AU106462B2 - Improvements in or relating to electric discharge tubes : en
  • SU12819A1 - A device for straightening tilted telegraph poles, etc. : en ru
  • US1744949A - Apparatus for heat treating articles : en
  • CH137920A - Self-lubricating bearing box. : en fr
  • US1744820A - Type burnisher : en
  • US1745199A - Process of making axle boxes : en
  • CH137750A - Process for coating metal with a metallic, rustproof, acid-resistant protective coating and protective coating produced using this process. : de en
  • DE490292C - Control device for intermittent motors with a variable speed motor : de en
  • US1745241A - Amusement device : en
  • DE490436C - Rotary transformer : de en
  • DE490412C - Process for making vinegar : de en
  • ES116333A1 - A purge air pump for two-stroke combustion engines. : en es
  • GB302224A - Roller gear : en
  • DE490410C - Street lamp in which the reflector can be removed independently of the rest of the fitting : de en
  • DE490626C - Process for the production of the loose chain links for warp knitting and other textile machines : de en
  • GB324537A - Improvements in or relating to safety-pins : en
  • FR674441A - Automatic firearm with sliding barrel and locked breech : en fr
  • GB310367A - Improved means for mounting the cylinders on the frames of multi-cylinder internal-combustion engines : en
  • US1744731A - Pilgering mill : en
  • US1744780A - Foot stock : en
  • PL11441B1 - Method and device for extracting profiles from sheet metal strips made of magnesium alloys. : en pl
  • US1744726A - Apparatus for splitting open, cleaning, and removing the gills from herrings : en
  • CA297133A - Trunking circuit to centralized operator's position : en fr
  • PL11380B1 - Apparatus for breathing air. : en pl
  • SU12865A1 - Instrument for determining the pressure of soil air : en ru
  • US1744786A - Method of joining together plates or the like : en
  • CA297122A - Sewing machine : en fr
  • CH137724A - Method and device for searching for metallic foreign bodies in fabric. : de en
  • PL11456B1 - Plug with fertilizer insertion device. : en pl
  • SU12701A1 - Stapler : en ru
  • DK41553C - Strap for Garments. : da en
  • FR674252A - Circuit breakers : en fr
  • GB324397A - Improvements in and relating to the packing of gramophone needles : en
  • CH137860A - Process for the production of an elongated body consisting of a core and a metallic jacket. : de en
  • FR674731A - : fr
  • BE365335A - Tuber harvester-bagger : en fr
  • CH137868A - Hot cathode for electrical discharge vessels. : de en
  • CH137885A - Device for generating high-frequency alternating currents by means of spark gaps for medical, cosmetic and hygienic purposes. : de en
  • CH137937A - Process for the production of a new intermediate product in the tar color industry. : de en
  • DK41531C - Steam boiler. : da en
  • CH137858A - Power plant, for example for railway companies. : de en
  • CH137930A - Process for the manufacture of artificial filaments. : en fr
  • PL11372B1 - Polishing machine. : en pl
  • SU12914A1 - Machine for sorting hunting felt wad : en ru
  • CA297080A - Drill chuck : en fr
  • FR674549A - Improvements made to the means to make it possible to establish and break at will the connection between two parts articulated to each other around an axis, in particular those for closing boxes with hinged cover therein : en fr
  • GB324559A - Improved device for the removal of liquid with or without solid particles therein from the surface of rotary drums transporting it, particularly in cooling apparatus : en
  • SU12656A1 - Intravenous Infusion Unit : en ru
  • SU12727A1 - A method of making films and an apparatus for obtaining with the help of an ordinary movie camera relief images : en ru
  • SU12799A1 - The method of producing alumina from clay, bauxite and other aluminum-containing materials : en ru
  • US1744857A - Milling machine : en
  • DE481125C - Process for the production of stone or porcelain-like masses : de en
  • DE490235C - Shake slide motor : de en
  • SU12818A1 - Folding umbrella : en ru
  • USD80422S - Design for a coat : en
  • CH137852A - Process for the production of magnetizable locking wedges for the grooves of electrical machines and apparatus. : de en
  • DE490431C - Distance relay for electrical lines : de en
  • GR2620B - CONTROL DEVICE. : el en
  • DE490387C - Process for the production of diazo light images : de en
  • GB301032A - A method of and apparatus for separating skin from flesh or depilating skins : en
  • GB324395A - Apparatus for the projection of small scale maps or charts printed on films to larger scale on ground glass screen for use in motor cars, aeroplanes, motor launches, yachts and the like : en
  • GB324578A - Improvements in flash lights such as those used for photographic purposes : en
  • US1745321A - Journal box and car-frame support : en
  • US1745016A - Casement window : en
  • FR674569A - Polishing machine without slides : en fr
  • GB324466A - Improvements in or relating to wire mesh conveyors, screens and the like : en
  • GB324574A - Improvements in or relating to umbrellas : en
  • CA297013A - Bottle closure : en fr
  • CH137711A - Process for the production of evenly dyed rayon. : de en
  • PL11387B1 - A method of obtaining hydrogen free from carbon monoxide and other harmful gases, from gas mixtures containing such gases. : en pl
  • USD80411S - Gustav ehrenzweig : en
  • FR674701A - Improvements to interlocking systems for controlling railway signals : en fr
  • FR674785A - Control device for wheels of motor vehicles and similar vehicles, wheels mounted on independent oscillating shafts : en fr
  • GB324700A - Improvements in gramophones, pathe-phones and the like : en
  • FR674426A - Process for the production of algin and alginates perfectly free from cellulose : en fr
  • FR674605A - Machine tool for machining parts simultaneously on both sides : en fr
  • US1744895A - Pulverizing machine : en
  • US1745202A - Tire-pressure gauge : en
  • DE490519C - Nut lock : de en
  • US1745014A - Track bumper : en
  • GR2622B - AC MACHINE CONVERTING MACHINE. : el en
  • CH137873A - Cathode for metal vapor apparatus. : de en
  • CH137900A - Facility for air advertising or similar announcement. : de en
  • DE490859C - Steering device for motor vehicles : de en
  • FR674258A - Device for automatically limiting the intensity of radio signaling reception : en fr
  • SU12944A1 - Powder Dosing Machine : en ru
  • CA297067A - Relay : en fr
  • FR674436A - New sandal : en fr
  • GB324505A - Improvements in and relating to speedometers : en
  • BE365890A - : en
  • DE490544C - Working time recorder : de en
  • FR674495A - Gooseneck switch : en fr
  • GB324481A - Process and apparatus for the treatment of gas or a mixture of gas and vapour in thepresence of catalytic agents and for the reactivation of such agents : en
  • CH137709A - Mopping device. : de en
  • IE10275L - Telescopic gasometer : en
  • CA296998A - Liquid fuel feed : en fr
  • FR674743A - Insecticide : en fr
  • GB324677A - Process of treating films, sheets, bands, filaments or other articles or products composed of regenerated cellulose, cellulose hydrate or cellulose ethers which are not resistant to water : en
  • FR674403A - Process for the manufacture of phospho-nitrogen fertilizers : en fr
  • FR674609A - Carrying out photochemical reactions with reaction substances in a dissolved state : en fr
  • FR674289A - Products for removing colors and varnishes : en fr
  • SU12789A1 - Device for protecting petroleum products from evaporation in oil storages : en ru
  • US1745084A - Rubber-latex cement and method of preparing the same : en
  • ES109543A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • DK41519C - Device at Vending Machines. : da en
  • FR674747A - Bushing insulator for high voltages : en fr
  • DE490585C - Disconnector : de en
  • FR674579A - Hole Punch Retainer : en fr
  • GB324529A - Improvements relating to flat pirn winding machines : en
  • GB324524A - Improvements relating to fire-screens or guards : en
  • FR674291A - System enabling several speaking machines to be switched on successively in order to obtain continuous, long-lasting hearing : en fr
  • DE490364C - Arrangement for the blank wiring of dialers for self-connecting telephone systems : de en
  • DE490477C - Elevator buckets for chain elevators : de en
  • FR674368A - Process for preserving the porosity of wooden separators for electric accumulators : en fr
  • GB324540A - Improvements relating to drawing frames : en
  • GB324554A - Cartons : en
  • FR674545A - Process for the manufacture of elemental active carbon, starting from carbon monoxide or gas containing carbon monoxide : en fr
  • GB324391A - Improvements in or relating to power systems : en
  • GB324602A - Improvements in or relating to dusting tools for suction cleaners : en
  • FR674332A - Improvements to medical electrical devices : en fr
  • FR674647A - Improvements made to the means for examining the teeth, oral cavity and throat : en fr
  • FR674471A - Clutch shoe : en fr
  • FR674521A - New composite cladding panel element : en fr
  • GB305470A - Improvements in or relating to the fastening of heating rods in electric furnaces and the like : en
  • GB324507A - An improved thermal indicator for the radiators of motor vehicles : en
  • US1744952A - Saltcellar : en
  • FR674756A - Improvements made to machines with an oscillating connecting rod piston, in particular to pumps for inflating pneumatic tires for vehicles : en fr
  • GB324899A - Improvements in or relating to the manufacture of artificial filaments or threads : en
  • FR674397A - Process for the economic improvement of young fuels and furnace for carrying out this process : en fr
  • GB304586A - : en
  • DE490264C - Process for producing a film in natural colors in the manner of the known process for producing subtractive two-color films : de en
  • ES116271A1 - A CARGO CAR : en es
  • ES116219A1 - A HEAT RADIATION ELEMENT, USED FOR THE FORMATION OF ENGINE AND HEATING RADIATORS, IN REFRIGERATING MACHINES AND IN OTHER SIMILAR CASES : en es
  • FR674496A - Fan with variable dual distribution and intake and adjustable distribution speed : en fr
  • FR674667A - Multi-cylinder internal combustion engine, compressor : en fr
  • FR674577A - Improvements in the manufacture of textile materials : en fr
  • FR674415A - Body shape for soluble substances, with a view to obtaining an increase in dissolving capacity and method and devices for obtaining such shapes : en fr
  • ES116244A1 - A CHEMICAL-INDUSTRIAL PROCEDURE LEADING TO OBTAINING A WHITE TEMPLE ON IRON AND STEEL PIECES : en es
  • FR674690A - Slab for slabs : en fr
  • GB306040A - Method of preparing container closure compositions : en
  • ES116286A1 - Improvements in the construction of motor vehicles. : en es
  • SU12635A1 - The method of preparation of artificial tanning substances : en ru
  • SU12699A1 - Device for balancing hollow rotating bodies : en ru
  • FR674355A - Device for diffusing engine exhaust gases, making them odorless and harmless : en fr
  • DE490288C - Removable hand crank for control rollers : de en
  • PL11478B1 - Support device for inlet troughs at centrifugal casting molds. : en pl
  • US1745262A - Visible-card index : en
  • DE490678C - Internal combustion engine with cylinders arranged in a star shape : de en
  • SU12813A1 - Instrument for shooting longitudinal and transverse rail track profiles : en ru
  • ES116306A1 - Method for carving conical gears with profiled teeth in circle and machine development for their realization. : en es
  • ES37U - Apparatus to prevent wrinkling of flexible and semi-rigid containers and packages of paper, cardboard, parchment, cloth, etc., and especially the packages of cigarette boxes, preserving their shape. (Machine-translation by Google Translate, not legally binding) : en es
  • US1745273A - Tire and mud chain : en
  • CH137723A - Device for controllable moistening of yarn and other textiles. : de en
  • FR674287A - Method of placing and fixing the glasses of the heads of the balances and balance heads for the realization of this method : en fr
  • DE489555C - Device for regulating an operating size, e.g. B. the speed of an electrical machine using a normal vibration system : de en
  • DE490384C - Method of softening vegetable fibers by using sodium sulfide : de en
  • DE490642C - Device to prevent any undesired thermal stress on the current-carrying parts or their insulation means in transformers, switches, generators, motors, cables, busbars and other electrical apparatus : de en
  • GB324419A - Illuminated lecture board for use in colleges, schools and lecture rooms : en
  • FR674422A - Manufacturing process of elastic seals or supports and resulting products : en fr
  • CH137859A - Device to increase the efficiency of high-voltage transmission lines. : de en
  • ES115080A3 - AUTOMATIC SCALE WITH OR WITHOUT DESTARE : en es
  • DE490774C - Machine for sealing elements : de en
  • FR674538A - Control device of the bucket or loading bucket of concrete mixers : en fr
  • DE490528C - Switching device for motor vehicles : de en
  • DE490637C - Process for the preparation of 1,4-dioxy- and 1, 4, 6-trioxyanthraquinone : de en
  • DE490447C - Device for applying fly-catching glue to fly-tape : de en
  • GB312055A - Pistons for internal combustion engines : en
  • DE490429C - Overhead line disconnector : de en
  • GB312695A - Improvements in and relating to electric incandescent lamps : en
  • GB324460A - Improvements in or relating to transformer tap-changing arrangements : en
  • DE490151C - Screw press with sieve casing for moist material : de en
  • DE490474C - Concrete mixer, the mixing drum of which is provided with blades and can be rotated around a horizontal axis in two opposite directions for mixing and emptying : de en
  • DE490574C - Electromagnetic point setting device for track switches : de en
  • US1744953A - Method and means for priming engines : en
  • DK41524C - Procedure and Apparatus for the Decomposition of Rhodan Hydrochloric Acid or Its Salts : da en
  • ES114897A3 - FENCING AND DEFENSE SYSTEM FOR TRACKS INTENDED FOR MOTORCYCLE RACES AND SIMILAR : en es
  • FR674394A - Improvements to cable protection processes against corrosion : en fr
  • GB324604A - Improvements in or relating to scissors : en
  • FR674529A - Improvements to glass furnaces used with glassblowing machines : en fr
  • US1745198A - Elite thimble : en
  • ES116428A1 - Improvements in the means to suppress the disturbing high frequency oscillations in an electrical system. : en es
  • FR674344A - Method of heating furnaces with coal dust, more especially annular furnaces : en fr
  • FR674744A - Improvements in methods and apparatus for blowing tobacco : en fr
  • DE490307C - Combustion engine : de en
  • GB295022A - Improvements in and relating to the manufacture of iron and steel : en
  • DE490536C - Process for the distillation of electrically conductive liquids : de en
  • DE490670C - Cross-bar sowing machine with rotating seed drum : de en
  • GB310048A - Improvements in and relating to protective systems for alternating current commutator motors : en
  • GB309984A - Improvements in or relating to the general arrangement of parts of motor omnibuses : en
  • GB312229A - Adjustable electric lamp socket : en
  • FR674442A - Integral brake system : en fr
  • FR674510A - Improvements to magnetic cores : en fr
  • GB324510A - Improvements in or relating to grinding or abrading wheels and the like : en
  • GB309592A - Improved method of reheating metal articles : en
  • GB311334A - Improvements in or relating to power transmission gearing : en
  • DE490916C - Gas firing with a combustion chamber located between the burner and the boiler room and located in the burner axis : de en
  • GB324641A - Improved solution for repairing silk and artificial silk goods : en
  • FR674754A - Sealing device for elastic tubular bodies : en fr
  • FR674786A - Pressure cartridge for fire extinguishers : en fr
  • ES116301A1 - A white light procedure using high voltage in vacuum and filament tubes. : en es
  • FR674662A - Three-light signaling lock for hotel rooms : en fr
  • GB299790A - Process of dyeing or colouring higher fatty acids : en
  • GB324568A - Name or number plate with interchangeable letters or figures : en
  • GB324482A - Improvements in gramophone record cabinets : en
  • US1744884A - Method and machine for the production of solid glue and gelatin in drop- or lens-shape : en
  • SU12619A1 - Method of cracking oil : en ru
  • PL11465B3 - A device protecting the mechanism of wagon scales and the like against shocks and impacts. : en pl
  • SU12892A1 - Bending machine for making frames : en ru
  • CA297108A - Railway switch : en fr
  • DE490608C - Wire brick mesh : de en
  • US1745010A - Disinfecting device for sanitary flushing tanks : en
  • SU12755A1 - The method of gluing glass with celluloid : en ru
  • GB324421A - Improvements in or relating to electric light pendants : en
  • GB324662A - Improvements in or relating to the treatment of materials made of or containing cellulose esters or ethers : en
  • PL11378B1 - Ring for connecting belts or straps of breathing apparatus. : en pl
  • SU12637A1 - Blast Furnace : en ru
  • CH137739A - Process for extracting cellulose and installation for carrying out this process. : en fr
  • ES116296A1 - A frame for the transport of the goods. : en es
  • SU12942A1 - Instrument for sedimentation reaction of red blood cells : en ru
  • US1745264A - Tent : en
  • US1745007A - Telegraphy : en
  • US1745025A - Process of preparing beta sulpho phthalic acid : en
  • CH137813A - Storage device for rotating bodies seated on a drive shaft. : de en
  • CH137747A - Process for the production of valuable polymerisation products from butadiene. : de en
  • DE490476C - Device for conveying garbage cans from a basement to the outside : de en
  • ES116276A1 - A procedure for purifying substances intended for chemical reactions. : en es
  • DE490394C - Drying frame with cross bars : de en
  • US1744984A - Padlock for tire carriers and the like : en
  • DE490186C - Process for cleaning the tubular electrodes of electrical gas cleaners : de en
  • CA297144A - Machine for feeding sheet materials : en fr
  • ES116421A1 - A PROCEDURE FOR OBTAINING A MOLDABLE PASTE FOR THE MANUFACTURE OF FLOORS, COATING SHEETS, DECORATION ELEMENTS, SANITARY ARTICLES AND ANY OTHER KIND OF MOLDABLE OBJECTS : en es
  • CA296966A - Carbureter for internal combustion engines : en fr
  • ES115336A1 - A DEVICE AGAINST GAS LEAKING OUT OF THE GARNISHING PIPES OR SEAL, PARTIALLY FILLED WITH ROCK DUST : en es
  • CH137806A - Process for the production of aluminum alloys with a high silicon content. : de en
  • GB324649A - Improvements in splash guards for shoes and boots : en
  • GB324475A - Improvements in and relating to spray painting apparatus : en
  • ES116408A1 - A PROCEDURE FOR THE DECORATION OF GLASSES AND CRYSTALS FOR WINDOWS, DOORS AND THE LIKE : en es
  • FR674566A - Intermediate superheat high pressure locomotive : en fr
  • GB324527A - Improvements in or relating to the production of paper pulp and paper products : en
  • AU2204329A - Improvements in bale-tie fasteners : en
  • GB299478A - Improvements in covers for the cylinders of diesel engines : en
  • GB324499A - Elevator or lift for goods : en
  • AU1830329A - Improvements in or relating tothe manufacture of products of or containing rubber and/or rubberlike substances : en
  • ES116391A1 - Improvements in homes. : en es
  • ES116438A1 - Improvements in regulated motor systems. : en es
  • GB308205A - : en
  • GB324669A - Improvements in packages for cigarettes : en
  • FR674778A - Method and machines for composing and distributing typefaces : en fr
  • SU12622A1 - The method of operation of the regenerative device in steam power plants : en ru
  • SU12856A1 - Device for determining the rate of flow of water : en ru
  • GB304323A - Improvements in and relating to the manufacture of electric condensers : en
  • DE490602C - Firebox wall with an inner and an outer wall part separated from one another by an air duct : de en
  • FR674714A - Compressed air tank with automatic valve for food pumps : en fr
  • FR674465A - Pressurized grease injector : en fr
  • FR674732A - Arrangement of compensating surfaces for piloting rudders : en fr
  • GB316208A - Process of improving the resistance to corrosion of magnesium alloys : en
  • ES36U - New shirt, fitted with suspenders for trouser support. (Machine-translation by Google Translate, not legally binding) : en es
  • DK41533C - Tire blade change mechanism for Cigar machines. : da en
  • CA297065A - Synchronizer : en fr
  • CH137810A - Sheet metal cutting machine for straight and curved cuts. : de en
  • PL11472B1 - Air compressing device. : en pl
  • DE490896C - Single chamber compressed air brake : de en
  • SU12757A1 - Peat Layering Machine : en ru
  • US1744787A - Driving gear of pumping engines : en
  • US1745024A - Hydraulic jack : en
  • ES115801A3 - A PROCEDURE FOR COATING OR INCRUSTING SHEETS AND STRIPES OR PIECES IN GENERAL OF STEEL AND IRON WITH COPPER OR WITH NICKEL OR WITH COPPER-ZINC ALLOYS, OR NICKEL-COPPER : en es
  • GB312086A - Improvements in electric motor speed regulation systems : en
  • GB324470A - Improvements in or relating to tight joints for engine cylinders and the like : en
  • DE490114C - Process for the preparation of azo dyes : de en
  • ES116245A1 - A CLIP TO ATTACH THE DRIVE BELTS WITHOUT HAVING TO DRILL OR SEW THEM : en es
  • GB324379A - Improvements in or relating to cigarette making machinery : en
  • ES116141A1 - RETURN DRIVING IN AIR FUNICULAR CARS FOR THE TRANSPORTATION OF PEOPLE : en es
  • FR674336A - Improvements to tool holders : en fr
  • GB324638A - Improvement in mouldable material : en
  • SU12618A1 - Crew wheel with elastic spokes : en ru
  • US1745246A - Heated windshield wiper : en
  • ES116432A1 - Perfections on the looms. : en es
  • GB324403A - Improvements in or relating to tobacco-feeding machines : en
  • GB324452A - Improvements in and relating to wood-block floorings : en
  • US1744877A - Valve : en
  • DK41512C - Procedure for lossless storage of liquid gases, in particular during transport. : da en
  • DE490502C - Process for producing an intimate connection between the connection contact of a metal resistor provided with a burned-on insulating layer and wound on a rod-shaped carrier with this resistor : de en
  • DK41557C - Fertilizer spreader. : da en
  • DE490405C - Closed breathing apparatus with a lung-automatic valve : de en
  • FR674261A - Support for wooden poles, for power lines : en fr
  • CH137717A - Carrying device for the lower thread guides on twisting machines. : de en
  • DE490591C - Thermal overcurrent release device : de en
  • ES116337A1 - Cold ejection device with two fluids. : en es
  • DE490709C - X-ray tube with glow cathode, which is mounted in a metal vessel, the walls of which form part of the tube shell and from which the anticathode is isolated : de en
  • FR674481A - Device for synchronous control of machines or machine sections : en fr
  • DE490603C - Warp knitting machine for reinforcing a fleece with a knitted fabric : de en
  • FR674797A - Machine for crushing and grinding fibrous plant stems : en fr
  • GB324639A - Improvements in two way electric signalling systems : en
  • FR674679A - New materials and artificial masses : en fr
  • FR674279A - Cases for storing gramophone records and the like : en fr
  • DE490899C - Pistons, especially for compressed air braking devices : de en
  • US1744840A - Voltage-indicating and translating device : en
  • DE490615C - Device for clamping sight glasses in the suction line of pressure lubrication devices : de en
  • US1745095A - Water column : en
  • ES116322A1 - A NEW COOLING DEVICE FOR ELECTRIC MOTORS : en es
  • ES116427A3 - A PROCEDURE FOR THE ELEVATION OF GROUNDWATER : en es
  • ES116387A1 - Improvements in the clamps of subjection for the wall pipes of ovens. : en es
  • FR674753A - Animated backgrounds and sets obtained by cinematographic projection on screens, for tudio shots : en fr
  • US1745189A - Angle or cross valve : en
  • GB303865A - Improvements in or relating to pipe holders : en
  • ES115265A1 - PROCEDURE AND DEVICE FOR OBTAINING CORDS AND WIRE CABLES OF REDUCED RIGIDITY : en es
  • US1745059A - Pilot-controlled demand meter : en
  • DE489479C - Method and device for cleaning rayon spinning devices : de en
  • FR674670A - Exhaust : en fr
  • FR674616A - Production of new coloring materials : en fr
  • ES116315A1 - AN IMPROVEMENT INTRODUCED IN THE SO-CALLED WHOLE-TURN MECHANISMS DESIGNED TO FORM FALSE EDGES IN FABRICS : en es
  • ES116338A3 - Improvements in electro-magnetic drive pumps. : en es
  • FR674603A - Manufacturing process of artificial fibers, ribbons, etc. : en fr
  • FR674608A - Pressure Oil Speed Governor for Remote Driven Hydraulic Power Machinery : en fr
  • FR674489A - Oval piston lapping process : en fr
  • DE490369C - Basket bottom coil for radio and similar purposes : de en
  • ES116392A1 - Improvements in the distributors for gases that drag suspended solids. : en es
  • GB315379A - Repeating device for gramophones : en
  • GB303834A - Improvements in or relating to cinematographic apparatus : en
  • SU12634A1 - Method of making tobacco smoke from tobacco dust : en ru
  • US1744985A - Golf cup : en
  • SU12713A1 - Circuit breaker for electrical lighting systems : en ru
  • SU12864A1 - Conveyor device : en ru
  • FR674470A - Articulated system for armchairs and sofas convertible into beds : en fr
  • ES116305A1 - Perfeccionamientos in the armchairs for service of hairdressers. : en es
  • CA297086A - Sludge remover : en fr
  • DE490315C - Process for bleaching grain : de en
  • DE490587C - Fire chamber for oil switch : de en
  • AU2389629A - Improvements in means for converting a road vehicle into a vehicle adapted torun on rails : en
  • CH137800A - Watch rack. : en fr
  • CH137925A - Process for the preparation of a condensation product which can be used as a pesticide. : de en
  • SU12846A1 - Hatching device : en ru
  • US1744743A - Pinion mechanism : en
  • DE490529C - Method and molding strips for the production of an upper leather upper from a single piece : de en
  • DK41528C - Electric Welding Apparatus. : da en
  • ES116281A1 - DEVICE FOR OZONE PRODUCTION : en es
  • GB312182A - Improvements in and relating to the treatment of flour, meal, milling products and the like : en
  • FR674669A - Process for laying underground wires, cables, pipes : en fr
  • AU1939829A - Improvements in roller blind operating means : en
  • SU12844A1 - Potato planter : en ru
  • FR674564A - Protective cap of the bottle neck and interchangeable cap : en fr
  • DE490671C - Mower frame : de en
  • DK41529C - Device for Pulsators for Milking Machines or similar. : da en
  • PL11464B1 - Mobile tank for degassing bituminous fuel in a tunnel kiln. : en pl
  • SU12782A1 - Loom : en ru
  • DE490525C - Device for rendering harmless the tensile forces in the bondage wire of flying bodies by the wind pressure exerted on them : de en
  • FR674380A - Vehicle brake improvements : en fr
  • SU12614A1 - Regenerative steelmaking furnace : en ru
  • CH137765A - Process for the production of transparencies and negatives that are particularly suitable for the copying process. : de en
  • SU12773A1 - Borehole Curve Detector : en ru
  • BE366617A - : en
  • AU1843229A - Improvements in pipe, cable and similar clips : en
  • DE490328C - Fuel tank with three-point suspension for motorcycles : de en
  • DE490380C - Toilet roll holder : de en
  • ES116289A1 - DYEING PROCEDURE IN TINAS : en es
  • FR674339A - Improvements to sound recording devices : en fr
  • CA296996A - Warehouse truck : en fr
  • DE490166C - Coke oven system with cooling chambers in front of the oven : de en
  • DE490894C - Method and device for hardening the bearings of drive shafts o. : de en
  • FR674702A - Process of making pâtés : en fr
  • ES116327A1 - PROCEDURE FOR OBTAINING CORDS OR BRAIDS OF ANY TEXTILE MATERIAL THAT ALLOWS TO ATTACH OR SEW BUTTONS TO THE GARMENTS WITHOUT THE NEED OF THE USE OF NEEDLES AND ORDINARY THREADS : en es
  • FR674532A - Improvements to glassblowing machines : en fr
  • GB305050A - Improvements in turbines : en
  • US1745083A - Dimmer for automobile headlights : en
  • CA296974A - Autogeneous, manually operable cutting apparatus : en fr
  • CH137743A - Process for the production of a new synthetic resin compound. : de en
  • SU12862A1 - Forming mass for cones : en ru
  • US1745187A - Circuit interrupter : en
  • US1745200A - Stuffing box for pressure stills : en
  • CH137814A - Electric hair clipper with motor built into the handle. : de en
  • DE490767C - Switch-on piece for flushing offset pipelines to remove blockages of the same, in which the opening of a rotatable bottom flap takes place by means of rod pressure : de en
  • ES116118A1 - A PERFECTED FIRE EXTINGUISHER : en es
  • GB324416A - Improvements in or relating to conveyor apparatus particularly for use in conjunction with wrapping machines : en
  • US1744960A - Demountable hinge and fastener for covers or lids : en
  • US1745061A - Hand brake : en
  • PL11466B1 - Protective agent against rust. : en pl
  • SU12909A1 - Device for electrical telescopes : en ru
  • US1744841A - Hinge for sewed-in bag frames : en
  • US1745013A - Method of hanging bacon bellies in smoke : en
  • CH137819A - Matchbox with an automatic dispenser for a stick that ignites when it is removed. : de en
  • SU12610A1 - Device for controlling electrically driven forging hydraulic presses : en ru
  • PL11414B1 - Optical device for determining the height of a flying airplane. : en pl
  • US1744890A - Oxygen chamber : en
  • DE490397C - Process for coking fuel in standing retorts : de en
  • ES116269A1 - VIROLATED TUBE, STRAIGHT WALL, OBTAINED BY WALL EXTENSION : en es
  • AU2179629A - An improved metal post for fences and the like : en
  • FR674299A - Double side outlet arrangement for propeller machines for pushing ceramic products in soft earth : en fr
  • SU12745A1 - Method for producing green chromium oxide hydrates : en ru
  • DK41541C - Device by Screening. : da en
  • US1745141A - Method of preventing the formation of scums and films due to the growth of organisms on surfaces in contact with water : en
  • SU12966A1 - Cathode lamp : en ru
  • US1744982A - Water motor : en
  • CA296999A - Torque-transmitting connection : en fr
  • CA297064A - Circuit breaker : en fr
  • DE490737C - Heavy oil carburetor for internal combustion engines : de en
  • CA297058A - Regulator for short circuit amperage on starting arc lights : en fr
  • CH137829A - Eccentric rotary lobe compressor and method of manufacturing the same. : de en
  • FR674773A - Device to prevent the volatilization of incandescent bodies : en fr
  • GB324666A - Improvements relating to electrical batteries : en
  • PL11428B1 - Device for reducing the bang, flash and recoil of a firearm. : en pl
  • PL11443B1 - The way of separating plant stems into component fibers. : en pl
  • AU1758728A - Improvements in helicopters : en
  • CA297037A - Combined electric fuse and switch : en fr
  • DE490534C - Infusion device for vinegar formers : de en
  • FR674265A - Staples for belts : en fr
  • US1744799A - Chair : en
  • SU12683A1 - Brush holder for the switch to an electric lifting crane : en ru
  • US1745221A - New hydroxylated sulphonation product : en
  • SU12940A1 - Scale Bar : en ru
  • CH137695A - Hardware for sliding doors. : de en
  • CH137718A - Reel. : de en
  • DE490296C - Device for strengthening the teeth and the masticatory muscles : de en
  • DE490304C - Extraction of lead from complex lead sulfide ores and processed products : de en
  • FR674316A - Rectifier : en fr
  • AU2093629A - Improvements in amplifying systems employing thermionic valves : en
  • CH137763A - Process for the manufacture of products used for transferring the printing ink. : de en
  • CH137766A - Film processing machine. : en fr
  • US1745054A - Apparatus and method for handling metal : en
  • US1745312A - Multiply-valve-bag machine : en
  • SU12777A1 - Device for mechanical feeding of backing boards under the mouthpiece of the peat forming machine : en ru
  • FR674504A - Kit for smokers and other uses : en fr
  • DE490742C - Seal between pump body and piston rod of a high pressure pump : de en
  • DE490806C - Shaker slide running on rollers or balls : de en
  • FR674729A - Process for the wet treatment of artificial silk in hanks : en fr
  • FR674321A - Extendable mannequin : en fr
  • GB324464A - Improvements in or relating to thermionic push-pull amplifiers : en
  • DE490657C - Gas generator, in particular with reverse pulling direction : de en
  • ES116288A1 - Tunnel-shaped kiln for bricks. : en es
  • ES116413A1 - A NEW MECHANICAL VENTILATION PROCEDURE FOR PASSENGER SERVICE ON RAILWAYS : en es
  • DE490511C - Process for drawing strands of glass from the molten mass : de en
  • FR674708A - Improvements in means for heating and cooling presses used for lead : en fr
  • FR674737A - Freewheel hub and reverse pedal brake for bicycles : en fr
  • DK41556C - Machine for sowing seeds or fertilizers. : da en
  • FR674573A - Tube, especially for colored liquids or plastics : en fr
  • GB324606A - Improvements in rail joints for toy railway tracks : en
  • USRE17573E - Method of and apparatus for genekating tapered gkahs : en
  • FR674776A - Whitening and dyeing device : en fr
  • GB319340A - Process for the production of higher hydrocarbons : en
  • GB324212A - Improvements in or relating to apparatus for the distillation of solid carbonaceous materials : en
  • CA297003A - Stoker : en fr
  • US1744901A - Animal trap : en
  • US1745102A - Ceramic mass : en
  • SU12857A1 - A device for alarming the water level in the boiler : en ru
  • CH137907A - Feeding device for cigarette packaging machines. : de en
  • CH137961A - Process for developing photographic silver halide layers. : de en
  • SU12960A1 - Manometer : en ru
  • GB294580A - Improvements in or relating to the production of hydrogen : en
  • GB302235A - Improvements in electric induction heating installations : en
  • GB324516A - Improvements in duplicating machines : en
  • GB324679A - Improvements in the method of and in apparatus for treating metal sheets : en
  • AU2037329A - Two-way elevating truck : en
  • DE490469C - Closure for metal vessels : de en
  • BE366236A - : en
  • CA297023A - Frictional material : en fr
  • US1745256A - Full automatic demand fluid-pressure regulator : en
  • CH137876A - Two-part headlight. : de en
  • BE366235A - : en
  • CH137880A - Electric flashlight. : de en
  • SU12810A1 - The method of strengthening the razor blade blade in the butt of the grooved section : en ru
  • US1744790A - op buchanan : en
  • SU12761A1 - Device for continuous saturation of sugar juice : en ru
  • US1744958A - Fermentation process for producing acetone and butyl alcohol : en
  • DE490622C - Cinema projector with a continuously running picture book : de en
  • GR2618B - GRADUATE SPEED CHANGE MECHANISM. : el en
  • CH137959A - Process for the preparation of a polymethine dye. : de en
  • SU12938A1 - Electrical signaling device to the screening system : en ru
  • PL11363B1 - Timed fuse, sharp for hand grenades. : en pl
  • US1744842A - Flow nipple : en
  • CA297072A - Process of preparing glucose : en fr
  • CA297114A - Floor polishing machine : en fr
  • DE490625C - Electric single drive for wagon spinner : de en
  • SU12863A1 - Device for uniform distribution among the products supplied by an endless conveyor : en ru
  • PL11353B3 - The method of obtaining condensation products of the benzodiazine series. : en pl
  • SU12916A1 - Device signaling the weakening of cable transmission : en ru
  • SU12934A1 - Holders for gillet type blades with swiveling pressure plate : en ru
  • SU12723A1 - A device for recording deflections of a railway track : en ru
  • FR674649A - Improvements in the grinding of cylindrical bodies by grinding : en fr
  • GB324467A - Improvements in or relating to closures for bottles and other receptacles : en
  • GB324643A - Improvements relating to conveyors of the shaker type : en
  • FR674323A - Device for eliminating interference or interfering signals in t. s. f. : en fr
  • GB324608A - Improvements relating to loud speakers : en
  • US1745148A - Curtain-window installation : en
  • USD80428S - Menot : en
  • FR674546A - Tying device for tie-stitch carpet making machine : en fr
  • DE490606C - Device for transporting hollow glass objects into the cooling furnace : de en
  • PL11351B1 - The method of removing obstacles from electrical networks in radio receivers. : en pl
  • US1745124A - Hopper-car structure : en
  • BE367981A - : en
  • US1744745A - Centrifugal switch : en
  • SU12869A1 - Adaptation to braiding machines to increase the speed of movement of the bobbins : en ru
  • US1744936A - Radio receiving circuit : en
  • ES116324A1 - A NEW HYDRAULIC PLANT FOR THE PRODUCTION OF ELECTRICAL ENERGY THROUGH CONSTANT LOAD TURBINES UNDER A HOMOGENEOUS DROP THAT CAN BE ADJUSTED AT WILL : en es
  • FR674277A - Paste for prints of multiple reproductions : en fr
  • GB324495A - Improved colorimeter : en
  • SU12645A1 - Device for automatic emptying of the well tub : en ru
  • US1744863A - Gas-washing apparatus : en
  • US1744940A - Stoplight switch : en
  • FR674402A - Cigarette cases improvement : en fr
  • FR674528A - additional crew for flat knitting machine : en fr
  • DE490689C - Switching device for the electrical systems of vehicles, especially motor vehicles : de en
  • GB324605A - A new or improved lifting jack : en
  • SU12860A1 - Iron Stand : en ru
  • US1744916A - Musical-instrument loud-speaker : en
  • US1745107A - Cinematographic apparatus : en
  • CH137803A - Wristwatch. : en fr
  • CH137924A - Process for the preparation of a condensation product which can be used as a pesticide. : de en
  • FR674652A - Method for the transport of powdery solids : en fr
  • GB324536A - Advertising and like signs : en
  • US1744993A - Eyeglasses or spectacles : en
  • SU12792A1 - Voltage Measuring Instrument : en ru
  • DK41559C - Tie holder. : da en
  • CH137905A - Automatic machine for gluing paper strips. : en fr
  • CA297095A - Bit punch : en fr
  • CH137719A - Thread breakage indicator for warping and clipping machines. : de en
  • DE490439C - Manufacture of bodies from metals with a high melting point : de en
  • US1744961A - op midland : en
  • SU12580A1 - Controlled lag : en ru
  • SU12679A1 - Milk pasteurizer : en ru
  • SU12788A1 - Chess Test Fixture : en ru
  • US1745319A - Journal box and car-frame support : en
  • BE366594A - : en
  • PL11444B1 - A method of treating vegetable fibers to give them the appearance of silk fibers. : en pl
  • SU12592A1 - Reflexology screen : en ru
  • BE366595A - : en
  • DE490527C - Braking device acting on the towing vehicle when the trailer hits the trailer : de en
  • US1745052A - Portable stack lifter : en
  • US1744775A - Compressor or the like : en
  • US1745289A - Envelope : en
  • BE366474A - Tennis racket training : en fr
  • SU12760A1 - Gelatin calendar stamp : en ru
  • US1745325A - Vaporizing device : en
  • USD80427S - Lemenot : en
  • SU12588A1 - Potato planter : en ru
  • SU12840A1 - The method of preparation of building stone from Tripoli : en ru
  • CA297090A - Recovery of metals : en fr
  • CH137933A - Process for the production of a new intermediate product in the tar color industry. : de en
  • FR674438A - Improvements to conveyor mechanisms for sheet material or other similar materials : en fr
  • FR674570A - Injection device for medical treatment : en fr
  • GB306560A - Improvements in or relating to machines for making composite insulating material : en
  • US1745082A - Picker with leather nose : en
  • FR674293A - Improvements to signal conductors : en fr
  • SU12572A1 - Beet Juice Extractor : en ru
  • US1744968A - One-way heat interchanger for cooling units of refrigeration apparatus : en
  • US1745011A - Automatic device for storage-battery filling : en
  • DE490340C - Mixing drum for mixing concrete, mortar, etc. like : de en
  • DE490414C - Device for separating flowing liquid mixtures : de en
  • ES116266A1 - AN APPARATUS TO EXTINGUISH THE NOISE CAUSED BY ALL KINDS OF EXPLOSION ENGINES IN THE EXHAUST PIPE, FOR EXAMPLE IN AUTOMOBILE : en es
  • FR674705A - A process for the selective or simultaneous combustion of gases, liquid fuels and powdery coal in a single burner : en fr
  • DE490542C - Ruettelforming machine with lifting, turning and depositing device : de en
  • DE490861C - Device that can be used as luggage carrier, bicycle support and anti-theft device : de en
  • DE490535C - Rotary kiln for the physical or chemical treatment of granular or dusty material, in particular for smoldering, degassing and coking of bituminous fuels : de en
  • DE490666C - Motor-driven clockwork for driving electrical recorders : de en
  • PL11373B3 - : en pl
  • SU12573A1 - A device for sweeping off ears and killing a bread bug and other pests : en ru
  • SU12676A1 - Firebox for coke firing and combustible gas : en ru
  • US1745242A - bethell : en
  • SU12728A1 - Device for eliminating signal distortion in high-speed telegraph, radiotelegraph and telephone transmission : en ru
  • FR674604A - Addressograph device : en fr
  • GB324636A - Improvements in or relating to electro-magnetic pick-ups for use with gramophones and the like : en
  • BE365895A - : en
  • CA296967A - Process of treating tin-bearing ores : en fr
  • AU1792129A - Improvements in kerbside petrol vending pumps : en
  • ES115255A1 - IMPROVEMENTS IN THE TREATMENT OF LIQUIDS OR ORGANIC SUBSTANCES BY IRRADIATION. : en es
  • PL11360B1 - Closing bottles and other vessels. : en pl
  • PL11480B1 - Automatic coupling for wagons. : en pl
  • SU12589A1 - Device for dust-free dumping of garbage from the boxes to the wagon : en ru
  • AU1884929A - Improvements in mauls : en
  • AU2389329A - Improvements in or relating to disposition of power units and driving mechanism for automobile vehicles : en
  • CA297107A - Wood heel making machine : en fr
  • SU12753A1 - Wall clock : en ru
  • US1744828A - Electric switch : en
  • US1745208A - Roll-screen installation for casement windows : en
  • PL11471B1 - Band-saw. : en pl
  • SU12584A1 - Single-shaft peat machine : en ru
  • BE366151A - : en
  • CH137831A - Housings for machines that are under high working pressure, especially for steam and gas turbines, centrifugal pumps and centrifugal compressors. : de en
  • SU12906A1 - Adaptation for heat transfer in the smoke tube and heat pipes of steam boilers : en ru
  • US1744782A - Electrical switching apparatus : en
  • US1745226A - Chuck-type pencil : en
  • SU12731A1 - Counting device : en ru
  • US1744905A - Aeroplane propeller : en
  • PL11474B1 - Fastening rails to metal rail sleepers. : en pl
  • US1745033A - Shock absorber : en
  • US1745100A - Roughening machine : en
  • CA297079A - Apparatus for radio telegraphy or telephony : en fr
  • CH137871A - Cathode for mercury vapor rectifier. : de en
  • CH137882A - Flexible support for the sole of the foot. : en fr
  • CA297068A - Operating mechanism for oil circuit interrupters : en fr
  • ES116394A1 - Thickening filter improvements. : en es
  • FR674586A - Process for the electrolytic chrome plating of various articles in the electrolytic bath of oscillating vessels : en fr
  • PL11415B1 - Rotary motor, pump, gauge or the like. : en pl
  • CA296965A - Two-stroke cycle internal combustion engine : en fr
  • PL11451B1 - Device for adjusting the clamp on the columns of reel. : en pl
  • SU12690A1 - Device for spark-free switching off of inductive resistance, located in the DC circuit : en ru
  • SU12808A1 - Template for the execution of inscriptions on drawings, etc. : en ru
  • CH137879A - Interchangeable filament incandescent electric lamp. : en fr
  • CH137943A - Process for the preparation of a formaldehyde condensation product. : de en
  • SU12732A1 - Auto acting clamp for cable gig : en ru
  • US1745309A - Milking machine : en
  • CA297151A - Separable fastener : en fr
  • DE490731C - Stereoscopic viewer : de en
  • US1745056A - Method and apparatus for shipping metal : en
  • US1745078A - Ship-fumigating apparatus : en
  • USRE17572E - R- illingworth : en
  • PL11423B1 - Artillery fire control device. : en pl
  • US1745009A - Cultivator : en
  • CH137755A - Device for holding folded sheets etc. in a folder with a back. : de en
  • FR674335A - Process for the manufacture of an alloy, consisting of a tungsten or molybdenum carbide and a lower melting point metal or metalloid : en fr
  • SU12849A1 - Device for orienting underground surveys : en ru
  • US1744784A - Flux : en
  • DK41518C - Traction and Steering Device for Vehicles. : da en
  • DE490234C - Control device for conveyor belts with side stop rollers : de en
  • US1745296A - Floor construction : en
  • US1744793A - Tool for use in high-pressure lubricating systems : en
  • US1744796A - Machine for checking or verifying mechanical records : en
  • SU12888A1 - Attachment to weaving machines with turret-changing shuttles for cutting loops : en ru
  • CH137932A - Process for the production of a new intermediate product in the tar color industry. : de en
  • FR674612A - Apparatus for spraying chemicals in apartments : en fr
  • CH137786A - Calcolating macchina. : en fr
  • CH137848A - Process and device for the production of carbon dioxide snow from liquid carbon dioxide. : de en
  • CH137945A - Process for the preparation of a formaldehyde condensation product. : de en
  • SU12801A1 - Radio receiver with intermediate circuit : en ru
  • US1745036A - Machine for milling threads : en
  • US1744904A - Toy : en
  • PL11442B1 - A method of continuously producing gasoline and light hydrocarbons from heavy hydrocarbons, and an apparatus for carrying out the method. : en pl
  • SU12897A1 - Tape processing machine at spinning mills : en ru
  • US1744725A - Headlight lens : en
  • DK41549C - Percussion tubes. : da en
  • ES115218A1 - A PROCEDURE FOR THE MANUFACTURE OF HIGH RELIEF CARTOON ARTICLES : en es
  • FR674431A - Centrifugal governor for non-steplessly adjustable mechanisms, such as, for example, gear changes : en fr
  • GB300637A - Method of producing chrome-iron sponge : en
  • DE490122C - Container for theft-proof storage of items : de en
  • DE490604C - Thread brake for textile machines, especially for knitting machines : de en
  • FR674761A - Production of artificial silk from acidylated cellulose : en fr
  • FR674781A - Nut lock : en fr
  • GB310757A - Manufacture of ortho-arylcarboxyamido-thioglycollic acids : en
  • DE490435C - Protective device for oil coolers, in which the oil is cooled by water : de en
  • BE366395A - Process for disinfection of closed premises & destruction in these premises of rodents, insects & all parasites : en fr
  • FR674543A - Improvements to fasteners for shoes : en fr
  • FR674314A - Machine for the continuous separation of palm fruits or similar products from bunches or stems : en fr
  • FR674721A - Steam condensers : en fr
  • FR674757A - Improvements made to electrical machines comprising rotating working members (drill bit, milling cutter, etc.), in particular to drills : en fr
  • DE490285C - Two-engine housing for electric vehicles : de en
  • DE490341C - Metal barrel with removable protective cover : de en
  • FR674780A - Safe for night deposit : en fr
  • ES116340A1 - Removable armor for propeller-propelled railways. : en es
  • CH137832A - Reversible two-stroke engine with centrifugal fan. : de en
  • ES116290A1 - Improvements in the manufacture of refrigerators or cold rooms for domestic use. : en es
  • FR674602A - Device for the transformation of an oscillating movement into a circular movement and its application to a portable device for planing the adjacent faces of two rails or similar parts before aluminothermic welding : en fr
  • GB307894A - Improvements in or relating to radio receiving systems : en
  • GB324437A - Improvements in water closets : en
  • GB324462A - Improved safety catch gear for mine cages and the like : en
  • GB324597A - An improved device for advertizing and displaying goods : en
  • ES116304A1 - An improved device for impelling or activating the tobacco bar for cigarette making machines. : en es
  • GB300137A - : en
  • GB308664A - Improvements in or relating to impedance matching devices suitable for use in high frequency transmission systems : en
  • DE490789C - Transportable drive device : de en
  • FR674384A - Handwheel for mechanical looms : en fr
  • CH137725A - Device for reversing hose bands. : de en
  • DE490475C - Method for filling bulk goods containers, in particular garbage trucks : de en
  • DE489863C - Process for the preparation of anthraquinone derivatives valuable as dyes or intermediates : de en
  • DE490753C - Method of winding disc windings : de en
  • FR674273A - Distribution for brake servo : en fr
  • FR674301A - Improvements to items such as, in particular, card holders : en fr
  • FR674700A - Device for mechanically skinning animals : en fr
  • FR674512A - Automatic headlight orientation device for automobiles : en fr
  • FR674666A - Method of regulating connecting rods, bearings or the like : en fr
  • GB306487A - Improvements in or relating to directional wireless signalling : en
  • GB324611A - Flux for tinning & other purposes : en
  • GB310373A - : en
  • FR674534A - Improvements in the manufacture of telephone cables : en fr
  • GB324498A - Improvements in insulated doors or doors of a great thickness such as doors for refrigerators, gas ovens or air chambers : en
  • FR674351A - Removable hearth for converting ordinary stoves into central heating stoves : en fr
  • GB309997A - Improvements in or relating to x-ray installations : en
  • GB324504A - Device for measuring the thickness of objects : en
  • GB324509A - Improvements in automatic control of steam valves : en
  • SU12615A1 - Combinative visceral : en ru
  • GB297732A - Crank handle safety device for multiple spindle screw machines : en
  • GB311278A - Internal combustion engines : en
  • GB297753A - Improvements in or relating to air pressure brakes : en
  • GB324393A - Improvements in or relating to knitting machines : en
  • FR674597A - Internal combustion engine, in particular airless injection : en fr
  • GB324676A - Improvements in or relating to selecting switches of the kind used in automatic telephone systems : en
  • FR674650A - Mercury switches with interior quartz coating : en fr
  • GB324438A - Improvements in transmission of power by liquids : en
  • GB324561A - Improvements in and relating to boxes for rolls of textile materials : en
  • GB324457A - Improvements in or relating to fuel delivery apparatus such as petrol pumps : en
  • US1744818A - Paper-cutting machine : en
  • DK41515C - Projector for Automobiles and the like. : da en
  • ES116176A1 - IMPROVEMENTS INTRODUCED IN THE KNEADING MACHINES : en es
  • DE489668C - Peeling and washing machine for potatoes, tubers, apples and the like like : de en
  • DE490422C - Sheet guide for rotary printer with liftable counter pressure roller : de en
  • DE490860C - Braking device with variable transmission, especially for motor vehicles : de en
  • USD80425S - Design for a shoe btjckie : en
  • FR674337A - Improvements to fabric-coated wing surfaces for aircraft, especially those for airplanes : en fr
  • FR674719A - Power supply device for heating devices : en fr
  • DE490746C - Firearms magazine : de en
  • FR674525A - Process for the purification of distillation gases : en fr
  • DE490168C - Device for protecting the insulators of electrical gas cleaners : de en
  • DE490251C - Heat regulator for steam drains and similar devices working with expansion fluid and elastic hose : de en
  • DE490750C - Tube dryer for lignite : de en
  • FR674558A - Box device : en fr
  • FR674646A - Improvements in processes for obtaining potassium nitrate : en fr
  • GB324565A - Improvements in or relating to atomisers for liquids : en
  • ES116358A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF COMBS : en es
  • FR674758A - Improvements made to jets for carburettors of the type known as return wells and emulsion air : en fr
  • ES116291A1 - A cutting die to simultaneously pierce the interior drawings and cut the outline of locksmith pieces in one fell swoop. : en es
  • FR674767A - Nitro-cellulose remover and coating composition : en fr
  • DE490000C - Rotary kiln for burning cement, lime, etc. like : de en
  • GB314422A - Improvements in or relating to sound-producing apparatus : en
  • GB310936A - Improvements in or relating to the treatment of textile materials containing carbonisable fibres, and products obtained thereby : en
  • GB324562A - Improvements in sheet separating mechanisms : en
  • US1744852A - Advertising apparatus : en
  • DE490598C - Process for the preparation of chromable disazo dyes for wool : de en
  • DE490748C - Stripping device for conveyor belts : de en
  • FR674424A - Transformation armchair-sofa : en fr
  • FR674530A - Improvements to glass furnaces used with glassblowing machines : en fr
  • ES115827A1 - REDUCTION PROCEDURE BY INDIVIDUAL LOAD OF THE FIRST MATERIALS : en es
  • GB324453A - Improved method of controlling the illumination of light-sensitive bridges : en
  • GB324399A - Improvements in or relating to television and like systems and apparatus : en
  • FR674572A - Improvements in voltage regulators and circuit control devices for dynamoelectric machines : en fr
  • IE10271L - Telescopic gasometer : en
  • FR674329A - Device for closing cans for liquid glue or other similar products : en fr
  • FR674660A - Process for preparing azo dyes insoluble in water : en fr
  • AU1998729A - Improvements in screw propellers : en
  • DE489161C - Double pin clamp for any combination of wooden parts, especially for children's toys and models of this type : de en
  • DE490611C - Tongue for slide rules and similar devices : de en
  • GB300174A - Improvement in power actuator : en
  • GB309035A - Improvements in or relating to iron sheet piling walls : en
  • ES116354A3 - IMPROVEMENTS IN BAGS INTENDED TO CONTAIN TRAVEL AND EXCURSION MEALS : en es
  • DE490583C - Fixing clamp for wires on insulators : de en
  • DK41513C - Device at Chatoller. : da en
  • GB324660A - Apparatus for pressing meat and facilitating the slicing thereof : en
  • DE483200C - Wheel disk mill, in which the distance between the workpiece axis of rotation and the work rolls can be changed : de en
  • DK41522C - Device for Attaching Electrical Wires to Insulators. : da en
  • FR674460A - Distributor with removable swivel blades for hydraulic reaction turbines : en fr
  • SU12744A1 - A device for metal extraction from a casting cup into the mold : en ru
  • FR674567A - Control device for the starting rheostat of electric motors and in particular three-phase asynchronous motors : en fr
  • GB324531A - Improvements in yarn doubling frames : en
  • CA297084A - Coating material : en fr
  • GB324546A - Improvements in smoke inspection devices for boiler and like furnaces : en
  • GB294894A - Improvements in brakes and brake mechanism : en
  • GB324589A - Improvements relating to the electro-deposition of metals : en
  • US1745343A - Internal-combustion engine : en
  • DE490374C - Device against unintentional loosening of the cartridge in electrical cartridge fuses : de en
  • SU12921A1 - Weaving hook fitting for weaving : en ru
  • US1744809A - Universal and automatic machine tool : en
  • US1745295A - Hose connection : en
  • CA296982A - Water cooled cylinder and cylinder head for internal combustion engines : en fr
  • SU12987A1 - Device for transferring city rail cars from one track to another : en ru
  • CA297089A - Cushioning mechanism : en fr
  • DE490592C - Device for the automatic limitation of short circuits, overcurrents or current surges : de en
  • GB324449A - Improvements in autogenous welding and cutting processes : en
  • US1744835A - Constant-frequency oscillator : en
  • US1745188A - Drawing instrument : en
  • SU12658A1 - Liquid distributor on the surface of round biological filters : en ru
  • BE366598A - : en
  • CH137759A - Paper holding device on typewriters for accounting purposes. : de en
  • CH137962A - Pressure gauge for high vacuums. : de en
  • DE490441C - Starting device for engines : de en
  • DE490531C - Device for unloading essentially loose goods from railroad cars and similar containers : de en
  • AU2032129A - Steam turbines consisting of one or more radial blade systems and one or more axial blade systems : en
  • SU12959A1 - Regenerative Radio : en ru
  • GB324508A - Improvements in or relating to photographic print develophing machines : en
  • GB324587A - Improvements in devices for securing sleeves, collars or the like on cylindrical shafts : en
  • US1745022A - Key case with sliding hangers : en
  • PL11430B1 - The arrangement of magnets in an induction electric meter. : en pl
  • SU12954A1 - Automatically closed water tap : en ru
  • SU12872A1 - Electric typewriter : en ru
  • US1745091A - Motion and direction signal : en
  • US1745313A - Adjustable headlight for automobiles : en
  • CH137774A - Movable rocking mount. : de en
  • DE490494C - Pantograph for electrically operated vehicles with a hollow polygonal metal grinding piece that is rotatably mounted around its central axis and loaded on one side : de en
  • FR674272A - Metal hanger : en fr
  • FR674621A - Conveyor roller for hot glass plates, particularly intended for use in roller cooling furnaces : en fr
  • US1745069A - Tractor hitch and control apparatus : en
  • DE490555C - Device for the production of ring brushes : de en
  • DK41551C - Process for the Preparation of Basic Derivatives of Substituted Quinoline Carboxylic Acids. : da en
  • GB314861A - Crane and weighing device : en
  • SU12791A1 - Instrument for determining cutting speed, feed, etc. when drilling metals : en ru
  • SU12817A1 - Three-phase rectifier : en ru
  • US1744816A - Refrigerating apparatus : en
  • SU12578A1 - Machine for applying tick marks on scales : en ru
  • FR674509A - Agglomerated fuel : en fr
  • SU12579A1 - Apparatus for the automatic production of photographic images : en ru
  • US1745163A - Reflector-equipped hub cap : en
  • SU12574A1 - Parosilov installation with highly fluctuating load : en ru
  • SU12900A1 - Removable tip for vaccine injection syringes : en ru
  • US1744866A - Dispensing cabinet : en
  • US1744886A - Lapping machine : en
  • GB324423A - Improvements relating to vehicle brakes : en
  • GB324487A - Improvements in or relating to toys : en
  • FR674455A - Tractor : en fr
  • GB303067A - Improvements in or relating to cinematographs : en
  • GB324607A - Needle-holding handle for repairing runs or ravellings in knitted fabrics : en
  • GB324628A - Improvements relating to safe methods of packing preserves, jam, milk or the like under metal covers kept air-tight or in vacuo : en
  • DE490514C - Coater for forest plants against game bites : de en
  • FR674390A - Method and devices for heading and gutting fish : en fr
  • FR674783A - Improvements to jacks for railway tracks : en fr
  • DE490333C - Order to regulate road traffic : de en
  • US1745258A - Hand truck : en
  • DE490314C - Multi-chamber tube mill in which the material coming from a grinding chamber passes through a sieve device before it reaches the following grinding chamber : de en
  • GB297745A - Improvements in packing containers for sticky or semi-liquid materials : en
  • DE490568C - Deep cooling of the injection air to generate clear ice : de en
  • CH137957A - Process for the preparation of a derivative of the anthanthrone. : de en
  • FR674676A - Machine for making fringed papers intended to protect fruit : en fr
  • DK41547C - Procedure and machine for the manufacture of galoshes, shoes with rubber soles and similar footwear for straightening : da en
  • FR674750A - Sliding key faucet system : en fr
  • FR674377A - Device for opening sealed metal boxes : en fr
  • FR674406A - Improvements to cotton core knitting machines with electro-mechanical cutting : en fr
  • DE490545C - Growing pot made of pressed earth, dung or the like. : de en
  • IE10610L - Rubber covering material : en
  • SU12859A1 - Automatic locking device to isolate the fuel tank from the carburetor in case of a combustible mixture ignition : en ru
  • US1745314A - Bearing alloy : en
  • DE490741C - Injector for viscous fuels in compressorless diesel engines : de en
  • SU12742A1 - Heat power installation : en ru
  • SU12774A1 - Method to protect pipelines from clogging : en ru
  • SU12868A1 - Reading device for measuring devices : en ru
  • SU12893A1 - Adaptation to twist yarns : en ru
  • SU12917A1 - Counting mechanism : en ru
  • DE490672C - Hay loader : de en
  • US1745267A - Coating for welding rods : en
  • GB324523A - Process of and apparatus for blending textile fibers : en
  • GR2621B - NON-COMMUNITY NUT. : el en
  • CH137686A - Advanced heater. : en fr
  • DE490363C - Telephone desk station : de en
  • PL11476B1 - K1.-5- a 3tr Instrument for sampling liquids from boreholes. : en pl
  • US1745211A - Railway-car truck : en
  • US1745306A - Upright cabinet for radio apparatus : en
  • SU12832A1 - Trostylna machine : en ru
  • SU12980A1 - The method of obtaining on the walls of the discharge tubes of the magnesium layer serving as the electrode, and the discharge tube equipped with one or several electrodes made according to this method : en ru
  • US1744834A - One-piece rat guard : en
  • FR674369A - Automatic lowering valve : en fr
  • PL11457B1 - Knife for cutting cardboard. : en pl
  • FR674338A - Pavement indicator plate : en fr
  • FR674448A - Process for welding chain links : en fr
  • GB301887A - Process and apparatus for the preparation of pulverized solid fuels : en
  • GB324645A - Device for attachment to the hand to facilitate writing : en
  • GB324675A - Improvements in automatic or semi-automatic telephone systems : en
  • FR674675A - Advanced fitting for pressure lubrication : en fr
  • GB310877A - Film gate for cinematograph apparatus : en
  • ES116401A1 - CARTON SAVER FOR JACQUARD MACHINES : en es
  • GB324485A - Improvements relating to slicing machines : en
  • US1744870A - Stencil sheet and process of applying same to workable surfaces : en
  • CH137738A - Process for the preparation of a mixture of a- and b-nitro-1.2.3.4.-tetrahydro-anthraquinone. : de en
  • CA297031A - Ornamental conductor for electric wires : en fr
  • SU12924A1 - Safety device for preparatory machines of the production from start-up with open covers : en ru
  • US1744756A - Leather stretching and tacking machine : en
  • SU12822A1 - Cover for leavening tanks with a device for trapping alcohol vapors : en ru
  • GB324229A - Pneumatic servo mechanism : en
  • FR674617A - Built-in motor : en fr
  • FR674682A - Tap : en fr
  • GB324417A - A device for automatically switching-on the electric lamps of road vehicles : en
  • CH137791A - Process and device for the production of photographic phonograms. : de en
  • DE456318C - Holding device for the screen slide of self-opening umbrellas : de en
  • US1745326A - Switch lock : en
  • GB324659A - Improvements in or relating to operating or controlling handles or the like : en
  • ES115421A1 - SLIDING FABRIC FOR DRYERS, FILTER AND SIMILAR MACHINES AND APPLIANCES : en es
  • ES116279A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • DE490356C - Process for the extraction of potassium chloride and artificial carnallite from raw carnallite : de en
  • ES114983A1 - PROCEDURE AND APPARATUS FOR OBTAINING FLEXIBLE NON-METALLIC PRINTING PLATES : en es
  • GB324474A - Coin-freed towel delivery machine : en
  • PL11440B1 - Device for removing ash from gas generating apparatus. : en pl
  • SU12786A1 - Kiln-forming peat per machine : en ru
  • US1744955A - Reversible latch : en
  • FR674791A - Slope indicator : en fr
  • US1745248A - Oil-treating apparatus : en
  • FR674348A - Machine for composing and melting lines, provided with circularly displaced dies : en fr
  • GB308258A - : en
  • GB324576A - Improvements in or relating to printing plates and processes for use in the production thereof : en
  • CH137734A - Process for the production of nicotine-weak yet aromatic tobacco products. : de en
  • DE489087C - Process for the preparation of 5íñ7-dichloro-6-amino-2-thionaphthene-5'7'-dihalo-3-indolindigos : de en
  • DE490152C - Navigation device for aircraft with a windward angle and travel table : de en
  • ES116280A1 - FLOOR RAMMER : en es
  • DE490498C - Device for setting combinations of numbers or letters in connection with number switches or dialers in self-connecting telephone systems : de en
  • US1744724A - Oil heater and vaporizer : en
  • US1745086A - Power transmission for motor vehicles : en
  • SU12807A1 - The device to the cylindrical valves of hydraulic structures for the descent of the leads of ice floes, etc. : en ru
  • SU12937A1 - The method of obtaining cliches for glass printing : en ru
  • SU12983A1 - Fixture with a hydraulic press that performs work on the busbar wheels for the hub into all the spokes at once : en ru
  • US1744772A - Refrigerating apparatus : en
  • US1744951A - Fountain pen : en
  • PL11449B1 - A device for self-cleaning by means of blowing steam boilers, superheaters, water heaters and air heaters. : en pl
  • SU12708A1 - Incinerator incinerator : en ru
  • SU12594A1 - Excavator : en ru
  • US1744996A - Display stand : en
  • US1745252A - Measuring instrument or gauge : en
  • US1744912A - Loose-leaf binder : en
  • US1744931A - Railway-switch-controlling apparatus : en
  • US1745310A - Pump-rod swivel : en
  • DE489766C - Electric flask : de en
  • SU12981A1 - Shipping device : en ru
  • US1744847A - Lightning arrester : en
  • US1745261A - Steering-wheel lock : en
  • USD80410S - Gttstav ehrenzweig : en
  • DE490919C - Process for the production of tubular braiding : de en
  • ES115564A1 - A LOCKING MECHANISM AND SHOOTING AND PERCUSSION MECHANISM APPLICABLE TO ALL KINDS OF LONG FIREARMS : en es
  • FR674550A - Process for obtaining sulfonated isatoic anhydrides : en fr
  • FR674356A - Wire sealable envelopes : en fr
  • DE490612C - Cigarette dispenser : de en
  • DE490770C - Method of glowing thin flat pieces in the oven : de en
  • FR674711A - Process of precipitation of metals on an incandescent body : en fr
  • FR674755A - Bleach powder manufacturing process : en fr
  • CA297029A - Method of sewing fabrics to umbrella tips : en fr
  • DE489999C - Device in roll films for securing the film strips rolled up on the spools : de en
  • FR674596A - Improvements to tuning systems for petroleum-electric locomotives : en fr
  • GB313484A - Electromagnetic sound reproducer : en
  • DE490679C - Free-flight piston engine : de en
  • FR674432A - Processes and devices for the catalytic cracking of petroleum oils, tar, and other similar applications : en fr
  • GB314424A - Two-post three-shaft draw-works for well drilling plant : en
  • GB324680A - Process for the preparation of dyed effect threads : en
  • DE490559C - Extraction of iodine in an extremely finely divided form in a solid, dry state : de en
  • DE490663C - Window scaffolding : de en
  • ES116393A1 - Improvements in the lighters. : en es
  • FR674578A - Method and apparatus for handling textiles : en fr
  • GB324488A - Improvements in or relating to spring surfaces for upholstery : en
  • US1745104A - Carburizing process : en
  • ES116398A1 - Improvements introduced in the machines for the manufacture of solid candies and fillings of all shapes and drawings. : en es
  • GB302571A - Improvements in or relating to signalling systems : en
  • GB324418A - Improvements in or relating to hot water bottles : en
  • FR674499A - Flexible transmission deep well pump : en fr
  • GB295024A - Improvements in products derived from soap-forming fatty acids, their glycerides or sulphonic acids : en
  • GB309591A - Improvements in or relating to internal combustion engines having exhaust gas driventurbines and charging compressors : en
  • GB324601A - Improvements in and relating to closures or covers for axle-boxes : en
  • FR674553A - Bore checker : en fr
  • DK41542C - Swimsuits or the like of the kind provided with inflatable air cushions. : da en
  • GB324543A - Improvements relating to presses for lawn tennis and other similar racquets : en
  • SU12958A1 - Spittoon : en ru
  • FR674523A - Carburetor for multi-cylinder engines : en fr
  • SU12842A1 - Adaptation to presses to remove foreign objects from dies : en ru
  • FR674689A - Zipper for gloves, shoes, dresses, etc. : en fr
  • ES8U - Propaganda card in the form of a postcard illustrated with free exchange reserved for applying portraits, photographs or the like. (Machine-translation by Google Translate, not legally binding) : en es
  • GB324514A - Improvements in desk telephone directories and calendars : en
  • CH137928A - Process for the preparation of a condensation product which can be used as a pesticide. : de en
  • FR674551A - Support with retractable spines for making stars in woolen thread and other textile threads : en fr
  • GB324620A - Improvements in or relating to golf clubs : en
  • ES116272A1 - IMPROVEMENTS IN THE ALTERNATING CURRENT DISTRIBUTION SYSTEM : en es
  • GB324594A - Improvements in or relating to bearings for engine shafts : en
  • DE490459C - Fork-like vehicle frame for motor vehicles : de en
  • FR674665A - Electric contact button-clasp : en fr
  • GB324427A - Improvements in or relating to gramophone cabinets : en
  • GB324630A - Improvements in cleaning devices for the strainers of water conduits : en
  • DE490216C - In the enclosure arranged breeding building for fur and fur animals, especially for foxes : de en
  • DE490466C - Jack, especially for motor vehicles, which is driven by pressurized fluid : de en
  • DE490743C - Fuel injection valve for airless injection in internal combustion engines : de en
  • FR674716A - Improvements in the manufacture of refractory materials : en fr
  • GB324412A - Improvements in rock drills : en
  • SU12956A1 - Conifer Mouth Collecting Machine : en ru
  • US1744956A - Shipping carton : en
  • SU12576A1 - A device for simultaneously filling and closing bottles : en ru
  • DK41555C - Gravel spreading apparatus. : da en
  • ES115046A1 - AN PNEUMATIC MATTRESS FOR THE SPECIAL USE OF THE ARMY : en es
  • DE490632C - Stop device for pocket watches : de en
  • ES116353A3 - A PROCEDURE FOR THE MANUFACTURE OF UNINFLATABLE INSERTS BY A PUNCTURE FOR VEHICLE WHEEL TIRES : en es
  • ES116363A1 - A PROCEDURE FOR MANUFACTURING A CLOTHING PREPARATION : en es
  • US1744739A - Material-spooling apparatus : en
  • FR674782A - Incandescent electric lamp : en fr
  • SU12787A1 - Typewriter Repair Pliers : en ru
  • DE490154C - Door closer : de en
  • US1744981A - Method of purifying zinc chloride : en
  • SU12824A1 - Device for unloading single-channel diffusers : en ru
  • CH137710A - Container with neck and closing cap. : en fr
  • GB301807A - Manufacture of waterproof paper or pasteboard : en
  • USD80415S - Design for a buckle : en
  • USD80426S - Design for an ice-cream-cone tray : en
  • CA297082A - Coating material : en fr
  • SU12752A1 - Refined sugar refiner : en ru
  • SU12883A1 - Method of heating plates of plywood press : en ru
  • CA297006A - Spring sash balance : en fr
  • SU12785A1 - Adaptation for automatic counting of parcels of boxes, etc. transmitted on an inclined plane : en ru
  • FR674334A - Improvements to telephone sets : en fr
  • FR674751A - Portable container for photographic accessories : en fr
  • AU1972529A - Transient relay pre-setting devices : en
  • DE490760C - Process for introducing raw sludge into rotary kilns for burning cement with return of the dust to the kiln : de en
  • GB324534A - Improvements in or relating to gramophone records : en
  • DE490769C - Boiler drainage device : de en
  • FR674674A - Improvements to warning devices for the presence of thieves and fire : en fr
  • CA296964A - Bathing suit : en fr
  • US1745299A - Bulletproof window for armored cars : en
  • CA297041A - Screen : en fr
  • SU12626A1 - Female condom : en ru
  • SU12803A1 - Motor boat for moving on water, ice and land : en ru
  • SU12709A1 - Regenerative furnace : en ru
  • DE490413C - Device for drying coets and other bobbins : de en
  • DE490563C - Process for the production of olefins and diolefins from bituminous tars, mineral oils and the like. like : de en
  • FR674318A - Winch plow : en fr
  • PL11461B1 - A method and a machine for grinding knife blades, especially razor blades. : en pl
  • US1744807A - Grinding and polishing apparatus : en
  • DE490690C - Headlights for motor vehicles : de en
  • DK41544C - Smaller Magnetoelectric Machine. : da en
  • ES116378A1 - Project camera to enlarge, reduce and copy photographically. : en es
  • FR674539A - Improvements to amusement rides or similar amusement machines : en fr
  • SU12632A1 - A locomotive designed to operate primarily in areas of poor water and mountainous : en ru
  • SU12665A1 - Diffuser for sugar production : en ru
  • CH137742A - Process for the production of a preparation similar to Turkish red oil. : de en
  • SU12962A1 - Device for signaling the heating of bearings and other parts of the machine : en ru
  • US1745324A - Machine for spirally sewing the initial parts of hats or other articles from strips of material and for finishing such articles : en
  • AU1784829A - Improvements in and relating to piston rings : en
  • CH137918A - Trolley for two-rail overhead conveyors. : de en
  • PL11367B1 - Artillery equipment. : en pl
  • PL11391B1 - The method of placing the exhalation valve in breathing masks or mouthpieces. : en pl
  • PL11475B1 - Method and device for sorting minerals. : en pl
  • US1745302A - Chuck : en
  • SU12988A1 - Method for producing phosphorus, or phosphoric anhydride, or phosphoric acid : en ru
  • SU12661A1 - Relay : en ru
  • US1745158A - Apple-paring machine : en
  • BE365987A - Manufacturing process of concentrated nitrogen acid : en fr
  • CA297042A - Intertwisted net : en fr
  • AU1841029A - A stepped furnace grate divided into zones : en
  • SU12896A1 - Device for regulating mercury rectifier voltage : en ru
  • US1744974A - Metal pattern and method of making same : en
  • US1745203A - Crate press : en
  • US1744721A - Reflecting unit for signs and the like : en
  • US1744811A - Absorbent felt and article made therefrom : en
  • CH137779A - Safety device for automatic firearms. : de en
  • AU1859229A - Improvements in carburetters : en
  • GB313946A - Improved preservative for stored potatoes and other roots : en
  • CA297081A - Coating material : en fr
  • SU12681A1 - Crucible Pliers : en ru
  • US1744946A - Silicated storage-battery separator and process of making the same : en
  • US1745049A - Portable stack lifter : en
  • US1744846A - Rear-end separator for paper feeders : en
  • US1744991A - Shock absorber : en
  • GB324442A - Improvements in extending dining table : en
  • US1745012A - Minnow bucket : en
  • PL11458B1 - : en pl
  • SU12746A1 - Adaptation for piling dumps to plows : en ru
  • US1744879A - Alternating-current generator and circuit and control of auxiliaries therefor : en
  • US1745197A - Visor for motor vehicles : en
  • US1744737A - Cane-stripping machine : en
  • US1744938A - Well pump : en
  • AU1792629A - An improved release hook : en
  • CH137834A - Two-stroke internal combustion engine. : de en
  • AU1984029A - Improvements in and relating to moving handrails for escalators travelling platforms, belts andthe like : en
  • DE490440C - Washing machine for beet leaves u. like : de en
  • GB324655A - Improvements in fuel injection valves for internal-combustion engines : en
  • PL11369B1 - Method and device for obtaining plastic explosives in the form of strips, especially for the production of dynamite cartridges. : en pl
  • DE490802C - Loading device for ring ovens, in which a rotating distribution chamber is provided between two fixed floors with offset openings : de en
  • DE490461C - Electric direction indicator : de en
  • DE490495C - Rotatable grinding body for current collectors of electrical railways with lubricating pads arranged between two grinding surfaces : de en
  • CH137941A - Process for the preparation of a descendant of the pyrazolanthrone. : de en
  • DE490630C - Device for emptying the containers open at the bottom which are commonly used for drying, smoldering, heating etc. : de en
  • US1744861A - Sprayer : en
  • US1744900A - Corn-popping apparatus : en
  • US1745181A - Arrangement for mounting filaments : en
  • CA297131A - Material forming apparatus : en fr
  • CA297113A - Construction of roads or pavements : en fr
  • US1745099A - Cutting board : en
  • DE467858C - Device for checking the entire switching state of a network caused by superimposed currents : de en
  • DE490732C - Projector : de en
  • DE490551C - Squeeze iron for forcing apart a stamp foot, which is designed as a star-shaped riving knife : de en
  • DE490688C - Monitoring device for the electric lamps that are invisible to the driver on the motor vehicle : de en
  • FR674445A - Lubrication device : en fr
  • GB324479A - Optical systems : en
  • GB324549A - Improvements in pneumatic tyred road vehicle wheels : en
  • SU12582A1 - Device for accommodation of crew and equipment on the plane : en ru
  • GB324490A - Improvements in freezing apparatus : en
  • US1745034A - Machine for milling threads : en
  • US1745110A - Delivery spout : en
  • US1745234A - High-tension insulator : en
  • US1744966A - Rail safety clamp : en
  • BE366205A - improvements to packaging machines : en fr
  • SU12730A1 - Apparatus for the automatic production of photographic images : en ru
  • US1744730A - Combined buck and jamb : en
  • US1744850A - Tube and flue expander : en
  • SU12613A1 - Elastic clutch mechanism for transferring motion from the drive shaft to the magneto bark : en ru
  • SU12756A1 - Crystal Detector : en ru
  • SU12702A1 - The head consists of two identical parts of the intercarriage plug connection : en ru
  • US1744957A - Outside door handle for vehicles : en
  • US1745230A - Combination price tag and instruction book : en
  • DE490923C - Adjustable heating element with an evaporator and sensor below it : de en
  • FR674694A - Improvements in surface condensers : en fr
  • DE490693C - Gearbox with instantaneous switching for electromagnetic direction indicators on vehicles with automatic cancellation of the left or right display by means of a switching element : de en
  • ES116368A1 - A NEW CONTAINER TO EXPOSE GOODS TO THE PUBLIC : en es
  • GB324533A - Improvements relating to electric accumulators : en
  • AU2357229A - Improvements in and relating to weighing apparatus : en
  • GB316674A - Clothes rack with insertible hooks : en
  • FR674375A - Bronze with a high white cast iron content and its manufacturing process : en fr
  • CH137851A - Core body made from dynamo sheets, especially for transformers. : de en
  • CH137889A - Device for suctioning the breasts of breastfeeding women. : de en
  • DE490373C - Arrangement for switching stations of high voltage, in which the oil switch cover serves to separate the oil switch cell from the control room : de en
  • DE490537C - Active coal production : de en
  • CH137682A - Device for the blades of grass mowers. : de en
  • CH137795A - Optical slit device, in particular for the optical recording of sounds. : en fr
  • SU12790A1 - Oil heating device : en ru
  • CH137881A - Apparatus for making replacements for dental purposes. : de en
  • CH137773A - Equipment at tables to carry out various table ball games. : de en
  • CH137946A - Process for the preparation of thymol. : de en
  • CH137681A - Device for exterminating autumn crops. : de en
  • CH137884A - Device for lifting, especially sick or other people. : de en
  • DE490655C - Electric lighting fixtures that can be hung on the wall by means of flexible or rigid support elements : de en
  • FR674600A - Improvements to needle dials : en fr
  • FR674738A - Application of rubber crepe to the manufacture of trunks and similar travel articles, and travel articles comprising this application : en fr
  • DE490134C - Locking device for liquid container : de en
  • CA296989A - Display box : en fr
  • CH137861A - Installation for remote control of devices. : en fr
  • CH137955A - Process for the preparation of a condensation product of the pyrenequinone series. : de en
  • CH137746A - Process for producing an oily resinous product. : de en
  • US1744914A - Conveyer roller : en
  • CA296971A - Apparatus for transmitting documents electrically : en fr
  • CA297092A - Liquid fuel burner : en fr
  • US1744888A - Clutch disk : en
  • US1744757A - Method of making impellers : en
  • CH137875A - Arrangement for the operation of electric induction furnaces without a closed iron circuit. : de en
  • CH137926A - Process for the preparation of a condensation product which can be used as a pesticide. : de en
  • US1745171A - Sound-deadening device : en
  • CA296976A - Production of wool from the fibres of the corchorus capsularis : en fr
  • FR674382A - Leaf springs : en fr
  • GB324443A - A low temperature method of cracking residual and fuel oils : en
  • SU12741A1 - Propeller for aircraft : en ru
  • US1745071A - Supervisory-control system : en
  • SU12986A1 - The method of determining the germination of seeds : en ru
  • CA297035A - Furnace for continuous production of cyanogen compounds : en fr
  • CH137867A - Overcurrent protection inductor. : de en
  • GB324535A - Improved boot and shoe tree : en
  • SU12607A1 - The way to give aluminum the ability to weld : en ru
  • CH137947A - Process for the preparation of a carboxyamidobenzene-o-thioglycolic acid. : de en
  • CH137792A - Sound emitting device. : en fr
  • US1745329A - Burner nozzle : en
  • AU2127429A - Improvements in lawnmowers : en
  • CA297057A - Therapeutic arc lamp : en fr
  • CH137956A - Process for the preparation of a condensation product of the pyrenequinone series. : de en
  • FR674706A - Improvements in working with glass and similar substances : en fr
  • GB306488A - Improvements in or relating to intaglio printing machines : en
  • AU1936629A - Improvements in method and apparatus for grinding : en
  • CA297011A - Apparatus for chemical treatment of fiber skeins : en fr
  • SU12770A1 - Viscosity Tester : en ru
  • US1745073A - Binder : en
  • US1745097A - Apparatus for coloring portions of yarn in mass : en
  • US1744759A - Insole : en
  • CH137733A - Cutting device on cigarette machines with a continuous strand. : de en
  • GB308350A - Apparatus for heating air in dry spinning of artificial threads : en
  • CH137727A - Method and device for the pretreatment and peeling of grain. : de en
  • USD80409S - Design for a doll kitchen : en
  • CA297047A - Boiler feed device : en fr
  • SU12646A1 - Connection by welding the walls of the boiler and the bonds with dissimilar material : en ru
  • BE366082A - : en
  • US1745257A - Pump system : en
  • CA297019A - Window roller sash holder : en fr
  • CH137890A - Device for cleaning hair combs. : de en
  • SU12684A1 - Spring cartridge for keeping buttons when turning and polishing : en ru
  • SU12949A1 - Paddle fan wheel : en ru
  • US1744814A - Sheet feeder : en
  • US1744830A - Hoist : en
  • US1745079A - Friction clutch : en
  • US1745332A - Wire clip : en
  • US1744838A - Phonographic machine : en
  • SU12891A1 - Adaptation when jointing machine for chamfering on planks and bars : en ru
  • SU12836A1 - Natural Stone Lining Machine : en ru
  • USD80417S - Design pob an automobile body : en
  • PL11354B1 - A method of producing new pigments of the galocyanin order. : en pl
  • PL11437B1 - Room oven with internal hot air circulation. : en pl
  • SU12715A1 - A device that allows the use of two wired DC and AC lighting networks to simultaneously transmit broadcasting programs to subscribers using audio frequencies : en ru
  • SU12719A1 - A device for printing and issuing trams, theaters, etc. entrance tickets : en ru
  • SU12737A1 - Device to account for axles entering and leaving the site : en ru
  • BE366331A - : en fr
  • CA297093A - Clinch nut : en fr
  • CA297130A - Timing circuit : en fr
  • CA297000A - Gaming device : en fr
  • AU1805829A - Method and apparatus for selecting metal checks : en
  • FR674290A - electric lighting for tourist tents : en fr
  • GB324567A - Improvements in or relating to corsets : en
  • DE490508C - Pot spinning machine for the production of rayon using the draw spinning process : de en
  • ES115130A1 - A PROPELLER OR TURBINE FOR WATER, AIR OR GAS : en es
  • GB319311A - : en
  • GB324515A - Improvements in or relating to presses for molding containers : en
  • DE489971C - Device for determining distances, directions and angles on maps : de en
  • DE490680C - Carburetor : de en
  • FR674381A - Device for controlling the crossing by a train of a stopped block signal : en fr
  • FR674730A - Improvements to plows : en fr
  • DE490496C - Electric locomotive for heavy freight train and steep ramp operation with electric motor drive for all axles : de en
  • US1744735A - Process for treating bodies of highly-porous character : en
  • US1745184A - Mortar-board cap : en
  • US1745339A - Safety catch for emblem pins, etc. : en
  • CH137704A - Dressing closet. : de en
  • CA297005A - Method of hot grinding wood : en fr
  • GB324551A - Improvement connected with electric switches, wall plugs, ceiling roses, fuses and the like : en
  • CH137715A - Pull-through drafting system with guide belts for spinning machines. : de en
  • CA297150A - Separable fastener slider : en fr
  • US1744919A - Snap-fastener socket : en
  • CA297104A - Reduction of zinciferous materials : en fr
  • CH137768A - Automatic machine for developing, washing, fixing and drying in the photographic art. : en fr
  • DE490253C - Gas coolers, especially countercurrent heat exchangers for air liquefaction and separation devices : de en
  • DE490652C - Circuit arrangement for telephone systems with dialer operation, in which the counting of connections to certain connection points is prevented : de en
  • DK41545C - Procedure for reinforcing bearing shells of bearing metal with an iron or steel sheath. : da en
  • PL11455B1 - Plate for pulling the skins. : en pl
  • SU12670A1 - Adapter for connecting the furnace pipe to the chimney : en ru
  • SU12712A1 - Distribution mechanism for two-row mechanisms for automatic pistols : en ru
  • SU12841A1 - Pipe flaring : en ru
  • US1744718A - Baby-basket carrier : en
  • SU12740A1 - Nozzle for uncompressed internal combustion engines : en ru
  • SU12659A1 - Electric lamp : en ru
  • PL11420B1 - Piston ^ combustion chamber for internal combustion engines. : en pl
  • US1744992A - Communication of intelligence : en
  • US1745328A - One-piece folding display stand : en
  • SU12700A1 - The method of obtaining varnishes : en ru
  • SU12764A1 - Shutter for freight cars hatches : en ru
  • CH137712A - Electrically powered spinning centrifuge. : de en
  • FR674292A - Reversible single-shank folding plow : en fr
  • SU12657A1 - Method of protection of wool, fur, etc. from moth : en ru
  • SU12696A1 - Electric lamp : en ru
  • US1744853A - Bucket cleaner for trenching machines : en
  • CA297056A - Amplifier for electrical oscillations : en fr
  • SU12964A1 - Folding telephone speaker : en ru
  • US1745142A - Surface condenser : en
  • GB324581A - Improvements in or relating to nuts for bolts : en
  • PL11409B1 - The method of producing aluminum alloys. : en pl
  • SU12600A1 - The method of preparation of barbituric acid derivatives : en ru
  • SU12710A1 - A method of manufacturing an artificial building material mainly for refractory and chemical resistant materials. : en ru
  • US1745031A - Indicator switch for tanks : en
  • FR674260A - Process for the desiccation and preservation of animal and other organic substances : en fr
  • DE489645C - Process for the preparation of N-arylsulfoisatins : de en
  • SU12772A1 - Polishing machine : en ru
  • US1745094A - Regulating device : en
  • US1745180A - Connection for electric conductors : en
  • US1745272A - Electric meter : en
  • SU12765A1 - The method of preparation of consistent ointment : en ru
  • US1745028A - Process of converting gaseous aliphatic ethylene hydrocarbons into liquid hydrocarbons : en
  • US1745260A - Holder : en
  • US1745287A - Dispensing apparatus : en
  • CA297118A - Heat exhanger : en fr
  • PL11390B3 - Directional listening device. : en pl
  • CA296979A - Hall effect and similar electrical phenomenum to radio, etc. : en fr
  • CH137944A - Process for the preparation of a formaldehyde condensation product. : de en
  • SU12820A1 - A device for determining the work expended on moving trolleys, carts, agricultural implements, etc. : en ru
  • SU12886A1 - Machine for winding self-induction coils : en ru
  • US1744929A - Housing for high-voltage terminals : en
  • US1744976A - Screw or nut driving device for power-operated tools : en
  • CH137726A - Process for attaching uppers or uppers to the soles of shoes. : en fr
  • DE490556C - Purge gas oven for smoldering fuels : de en
  • CA296970A - Manufacture of sampling pads : en fr
  • US1744727A - Automobile attachment : en
  • SU12643A1 - Artillery fire control device : en ru
  • SU12686A1 - Electric rotary switch : en ru
  • US1744741A - Dyeing apparatus : en
  • CH137836A - Compound internal combustion engine. : en fr
  • US1744740A - Dyeing apparatus : en
  • US1745209A - Bathroom cabinet : en
  • DE489570C - Process for the production of solid ammonium chloride : de en
  • DE490714C - Carbide lamp with lighter : de en
  • CA296973A - Vegetable cutter : en fr
  • SU12972A1 - Water turbine : en ru
  • PL11402B1 - Replaceable artificial tooth and the method of its setting. : en pl
  • SU12768A1 - Device for the destruction of sand sediments at the bottom of the river : en ru
  • US1745237A - Weather stripping : en
  • SU12605A1 - A method of producing oxidation products of paraffinic hydrocarbons, waxes, resins, and the like. : en ru
  • US1745233A - Attachment plug : en
  • PL11395B1 - Weaving hammer with a connecting rod with a variable stroke for making a key on a fabric. : en pl
  • PL11396B1 - The method of obtaining preparations suitable for the production of dyes. : en pl
  • SU12961A1 - Apparatus for indicating the warming of materials or products stored in bulk : en ru
  • CA297138A - Braiding machine : en fr
  • US1745002A - Bath with integral waste : en
  • US1745116A - Multiple fastening device : en
  • US1745164A - Display stand : en
  • SU12825A1 - The method of sealing cracks in cast iron boilers using plug-in cutting corks : en ru
  • CH137708A - Folding ladder. : en fr
  • CH137812A - Molded body made of soluble substance and process and device for producing the same. : de en
  • CH137966A - Change gears. : de en
  • CA297021A - Earth coring drill : en fr
  • US1745176A - Fabric guiding and seaming mechanism : en
  • SU12707A1 - Electric gas switch : en ru
  • SU12828A1 - Refrigerating chamber with direct refrigeration through the walls of tanks : en ru
  • US1744975A - Pneumatic casting pump : en
  • SU12695A1 - Electrotherapy Device : en ru
  • US1745137A - Hand wardrobe trunk : en
  • CA297069A - Starting system for synchronous machines : en fr
  • CA297142A - Pneumatically operated player mechanism for musical instruments : en fr
  • CH137689A - Loading device for equipment for the production of pipes, masts, etc. from reinforced concrete using the centrifugal method. : de en
  • US1744836A - Carrier-amplitude control in radio systems : en
  • BE376039A - : en
  • CA296993A - Gauge cleaning device : en fr
  • SU12691A1 - Severozapashnik : en ru
  • AU26038A - Improvements in or relating to electric discharge tubes : en
  • CH137696A - Generator for generating a gas of over 3500 WE from bituminous fuels. : de en
  • DE490322C - Motor vehicle, in particular caterpillar vehicle, with drive of the drive wheels by pinions that can swing around the drive wheel axis : de en
  • DE490336C - Air valve for hollow bodies, especially for soccer bladders : de en
  • ES115095A1 - ARTILLERY MATERIAL FOR THE SHOT AGAINST AIRCRAFT, WITH THE CORRESPONDING DEVICES FOR ITS TRANSPORTATION : en es
  • GB324654A - Process for construcing and repairing roads : en
  • IE10367L - Telescopic gasometer : en
  • SU12687A1 - Animal Operating Table : en ru
  • BE365901A - : en
  • CH137894A - Telephone installation. : en fr
  • GB324627A - Improvements in or relating to annealing : en
  • SU12718A1 - Spinning machine for making yarn and thread : en ru
  • SU12965A1 - Device for sealing the socket joints of normal cast-iron water pipes : en ru
  • US1745344A - Tool for finishing gear teeth : en
  • US1745050A - Method and apparatus for handling metal : en
  • AU2053929A - Friction elements and method of making same : en
  • CH137922A - Rotating plate. : en fr
  • US1744762A - Fly catcher : en
  • DE490345C - Clock that can be used as a timer : de en
  • FR674462A - Force transmission device : en fr
  • ES116298A1 - Bonding process for foundry sands. : en es
  • GB324591A - Improvements in or relating to polishing rolls for boots or shoes : en
  • DK41552C - Vulcanization form for automobile rings. : da en
  • GB324447A - Improvements in or relating to light slits for sound recording or reproduction : en
  • AU2013829A - Improvements in or relating tothe manufacture of rubber plates for use in printing : en
  • DE490698C - Ink pens for nibs from immersion pens : de en
  • GB305624A - Improvements in and relating to inflammable liquid pumps : en
  • CA297126A - Trawling gear for bottom fishing : en fr
  • PL11384B1 - Filter for respirators. : en pl
  • DE490351C - Process for producing a coating of aluminum or its alloys on iron bodies : de en
  • DE490649C - Sheet feeder : de en
  • GB324552A - Asbestos cloth, felt or the like : en
  • BE365940A - : en
  • CH137847A - Method and device for cooling by means of solid carbon dioxide. : de en
  • DE490305C - Copper-silicon-zinc alloy : de en
  • DE490424C - Heating furnace with preheating room for warming up rivets or similar small iron workpieces of various sizes : de en
  • FR674613A - Improvements to caps or closing caps for compressible tubes and other containers : en fr
  • DE490761C - Device for cooling the material to be fired by sprinkling water : de en
  • GB308652A - Improvements in telephone apparatus more particularly adapted for use in wireless loud-speakers : en
  • US1745114A - Windshield cleaner : en
  • CH137687A - Water heater with indirect heating. : de en
  • FR674283A - Improvements to lifting equipment with cylinders for motor vehicles : en fr
  • DE490488C - Stocking checker : de en
  • DK41521C - Spring device for controlling the coil in an electrodynamic speaker. : da en
  • ES116323A1 - A NEW DEVICE FOR FIXING ALL KINDS OF BLOCKS ON SUITABLE SUPPORTS : en es
  • FR674485A - Combined reflection and projection apparatus, and its control devices : en fr
  • GB309158A - Apparatus for dry-spinning artificial textile fibres, with recovery of the volatile solvents : en
  • CA296987A - Petrol carbureter : en fr
  • SU12968A1 - Rake rake : en ru
  • DE490791C - Pressurized gas cartridge, especially for fire extinguishers : de en
  • GB308965A - Improvements in and relating to rolling mills : en
  • ES116390A1 - Crusher mills improvements. : en es
  • DE490117C - Process for the production of artificial hollow threads : de en
  • DE490661C - Cable guide device for electric pulley blocks : de en
  • FR674414A - Process for preparing alpha-naphthoquinone series tank dyes : en fr
  • FR674262A - Combination starter for AC electric motors : en fr
  • FR674469A - Device for remotely actuating co-axial switches mounted in the center of the steering wheel of certain motor vehicles : en fr
  • GB324530A - Improved top clearers for use in drawing frames and the like : en
  • FR674347A - Improvement in harvesting equipment : en fr
  • FR674451A - Improvements to variable capacitors : en fr
  • GB324592A - Improvements in oxy-acetylene or like blow-pipes : en
  • CH137825A - Equipment on electric elevators for automatic opening and closing of the car door. : de en
  • FR674799A - Device for generating polyphase voltages and currents intended in particular to be rectified in direct current : en fr
  • FR674450A - Process for the production of finely perforated sheets for the paper, cellulose and lignose industry : en fr
  • ES116406A1 - A mechanical dryer especially for rice. : en es
  • ES115419A1 - IMPROVEMENTS IN SCRAPERS OR BOILER CLEANERS : en es
  • ES115431A3 - A PROCEDURE FOR THE TANNING OF CALF OR CALF LEATHERS : en es
  • FR674622A - Electric battery : en fr
  • FR674635A - Ashtray combined with a device for extinguishing cigars and cigarettes : en fr
  • FR674642A - Improvements to machines for making mica cardboard : en fr
  • FR674759A - Tire nail puller for pneumatic tires : en fr
  • DK41516C - Snow catcher for placement on rooftops. : da en
  • DE490805C - Vehicle for moving garbage or the like. : de en
  • FR674614A - Apparatus for the hydrogenation of coal oil and similar products : en fr
  • GB309450A - Improvements relating to the cooling of centrifugal compressors : en
  • GB324556A - Apparatus for collecting, arranging and feeding groups of oval cigarettes : en
  • DE490402C - Air damper for scales : de en
  • FR674391A - Manufacturing process for hollow bodies starting from solutions or pseudo-solutions : en fr
  • GB324375A - Improvements in or relating to the production of reversible latex compositions : en
  • GB324483A - Improvements in and relating to coin-freed apparatus for vending liquids : en
  • GB324408A - Improvements in or relating to oil heating systems : en
  • FR674639A - Process for obtaining dianthraquinonylamines of the anthraquinonacridonic series : en fr
  • GB300199A - : en
  • FR674389A - Metallurgical product and its manufacturing process : en fr
  • GB303175A - Loudspeaker arrangement : en
  • GB324520A - Improvements relating to sound records for gramophones and like sound-reproducing devices : en
  • FR674640A - Improvements to devices for conveying cigarettes and other articles : en fr
  • GB324478A - Improvements in and relating to devices for indicating the level and the temperature of the liquid in the radiators of motor vehicles : en
  • GB324557A - Improvements relating to operaglasses : en
  • CA297001A - Sintering machine : en fr
  • ES116081A1 - PROCEDURE FOR OBTAINING OVARIC HORMONE SOLUTIONS : en es
  • FR674516A - Photographic projection device : en fr
  • PL11448B1 - The method of transportation on a set of a heavy, disassembled car works. : en pl
  • ES114940A1 - A SPEED REGULATOR DEVICE, CONSISTENT OF A CONE WITH TOOTHED SPIRAL, ACTUATED BY AN ENDLESS SCREW, WITH SLIDING ON THE ENTIRE FRONT OF SAID CONE, TO CALCULATE ALL DIAMETERS OF CIRCUMFERENCES OR ADJUST THE MARK AT WILL : en es
  • FR674446A - Automatic buckle for shopping bags and the like : en fr
  • GB324696A - Electric discharge devices for producing a photographic record of fluctuations in current : en
  • GB309381A - Improvements in and relating to shedding-motions for looms for weaving multiple-ply fabrics : en
  • FR674722A - Cold room wall, in particular for railroad refrigerated wagons : en fr
  • PL11431B1 - Automatic firearms. : en pl
  • CA296981A - Brake testing machine : en fr
  • DE490575C - Openable coupling device for electric barrier winches : de en
  • DE490177C - Device for actuating gate valves : de en
  • FR674537A - Hole Punch Retainer : en fr
  • GB308274A - Improvements relating to automatic controlling apparatus for regulating the drags oncontinuously acting spinning machines : en
  • SU12604A1 - The method of obtaining alkyl derivatives of sulfur-containing vat dyes : en ru
  • SU12666A1 - Sand trap for sugar production : en ru
  • US1744917A - Fluid-operated tool : en
  • ES116344A1 - UPGRADES IN SOCKS LEAGUES : en es
  • US1744920A - Snap-fastener socket : en
  • US1745055A - Method and apparatus for handling material : en
  • US1745101A - Paper box for liquids : en
  • US1745070A - Concentrator : en
  • CH137869A - Method and device for the mechanical and layer-by-layer winding of coils for electrotechnical purposes. : de en
  • FR674634A - Large water volume boiler : en fr
  • GB311333A - Improvements in back pedalling brakes for velocipedes : en
  • FR674410A - Process for obtaining a product rich in cellulose and usable by-products from straws : en fr
  • FR674673A - New process for the production of alkaline earth sulphates, and in particular fixed white and various colors, starting from natural alkaline earth sulphates : en fr
  • GB312087A - Improvements in or relating to optical apparatus : en
  • FR674651A - Condenser per area : en fr
  • GB306967A - Injecting and delivering machine for mortar and other materials : en
  • US1745119A - Index device : en
  • US1744872A - Fluid system : en
  • AU2174029A - Improvement in sliced baked loaf packages and packaging : en
  • GB301894A - Improvements in or relating to electric induction furnaces : en
  • US1744892A - Wire-washing device for paper-making machines : en
  • US1745125A - Try-cock construction : en
  • CH137728A - Transportable mill for soft grinding. : de en
  • US1745023A - Hardening of the heads of railway rails : en
  • US1745239A - Air-conditioning apparatus : en
  • CA297046A - Apparatus for measuring and indicating properties of conductors : en fr
  • SU12911A1 - Card Coiler : en ru
  • US1745315A - Nail holder for shingles : en
  • SU12722A1 - Device for continuous arc welding and cutting : en ru
  • DE470432C - Process for the production of ore coke pieces : de en
  • DE490252C - Device for collecting labels after they have been separated from a cohesive strip into stacks of the same size : de en
  • DE490273C - Method and device for mixing, emulsifying, homogenizing and the like. Like. Of substances of all kinds up to the colloidal state : de en
  • PL11366B1 - Method and device for treating metal oxides or other materials with hydrocarbons or other reducing agents. : en pl
  • SU12838A1 - Auxiliary, dial-type weight instrument attached to the scales : en ru
  • SU12652A1 - Bolting device : en ru
  • GB313947A - Method of making woven wire screens : en
  • DE490638C - Transfer table for devices for the automatic feeding of sheets of paper, cardboard or the like to working machines, e.g. B. Printing machines : de en
  • DE490704C - Eccentric shaft movement for looms with more than two shafts : de en
  • US1745185A - Process for coating metal articles with lead : en
  • CA297124A - Sewing machine mechanism : en fr
  • US1745072A - Supervisory control system : en
  • US1745147A - Watch : en
  • US1745318A - Gauging machine : en
  • SU12664A1 - Maximum caliber : en ru
  • SU12984A1 - Adaptation to a hydraulic wheel busbar press for pressing rings on the hubs of a peasant wheel : en ru
  • SU12650A1 - Trefoil machine for bast plants : en ru
  • SU12829A1 - Resonator for sound-producing devices of membrane type : en ru
  • BE366032A - : en fr
  • CH137901A - Advertising device. : en fr
  • CH137917A - Bicycle protection device against soiling by excrement etc. : de en
  • DE490782C - A device consisting of a shaft-shaped container for generating water gas by contacting water vapor with glowing coke guided in countercurrent : de en
  • DE491303C - Boat body with double metallic outer skin : de en
  • GB324497A - Horns for sound reproducing instruments : en
  • SU12890A1 - Electric, electrically driven planer for stripping parquet and other floors : en ru
  • ES116319A1 - A MACHINE FOR DECLINING BIRDS : en es
  • GB324428A - Method of treating feed water for steam boilers, particularly high pressure boilers : en
  • SU12743A1 - Coal Burner : en ru
  • US1744923A - Bookbinding machine : en
  • US1744983A - Inductor furnace : en
  • US1745154A - Piston : en
  • CH137721A - Machine for mending knitted goods. : de en
  • US1744771A - julius : en
  • US1745020A - Intake system for internal-combustion engines : en
  • SU12809A1 - The way to overlap images in a film projector without a obturator : en ru
  • US1744837A - Liquid-fuel purifier : en
  • GB324511A - Motor car direction indicating apparatus : en
  • FR674544A - Device for conveying spikes in the shoe uppers : en fr
  • DE490744C - Photographic copy table : de en
  • FR674372A - Method of construction of airplanes, more particularly monoplane airplanes, intended for the transport of people, goods or equipment of any kind : en fr
  • PL11416B1 - Device for processing organic waste. : en pl
  • GB324573A - : en
  • US1744736A - Attachment for chairs : en
  • US1745080A - Disconnecting switch : en
  • FR674502A - Distribution system for four-stroke engines : en fr
  • DE488763C - Process for the production of fired, heat-resistant, electrically heatable, glazed clay plates : de en
  • DE490446C - Device for folding a paper web in its longitudinal direction with a plurality of folding members : de en
  • DK41550C - Smoke filter plug and method of making such plugs. : da en
  • ES115145A1 - A RADIO-ELECTRIC SYSTEM : en es
  • ES115395A1 - A GALVANIZATION PROCEDURE : en es
  • CH137804A - Pocket watch. : de en
  • SU12663A1 - Depth gauge : en ru
  • SU12750A1 - Signaling device for summing devices : en ru
  • SU12823A1 - Aperture for phones : en ru
  • DE490685C - Stand with rotatable top part for decorating cakes : de en
  • FR674734A - Sealed box with hydraulic seal for high speed shafts : en fr
  • CH137870A - X-ray machine in an oil bath. : en fr
  • CH137883A - Device for treating diseased internal organs of pets. : de en
  • DE490395C - Centrifugal process for sugar filling masses and uncleaned sugar crystals : de en
  • USD80418S - Design for a chandelier or similar article : en
  • DE490334C - Device for generating flicker light : de en
  • ES115922A1 - A PROCEDURE FOR COMPOSITION, OBTAINING AND APPLICATION TO ANOTHER LOTION TO RETURN THE HAIR TO ITS PRIMITIVE COLOR : en es
  • DE490317C - Advertising letters and symbols made from hollow glass bodies or glass tubes : de en
  • ES115180A1 - FORMWORK AND ITS SCAFFOLDING FOR ANNULAR CONSTRUCTION WORKS : en es
  • ES116334A1 - Improvements in the semi-integral distillation furnaces of coal for the production of a mixed gas. : en es
  • FR674364A - Hurry : en fr
  • FR674404A - Handle with locking latch : en fr
  • FR674497A - Bee hive feeder : en fr
  • DE490706C - Sagittarius catching device in the shooting box : de en
  • ES116302A1 - Improvements in traffic signal testers. : en es
  • GB324454A - Improvements in machines for cleansing barrels and like receptacles : en
  • GB324600A - Improvements in thermostatic controls for gas burners : en
  • GB324555A - Vibratory massage apparatus : en
  • DE490366C - Device for testing current surges : de en
  • DE489726C - Process for the preparation of poorly soluble salts of organic bases and alkaloids : de en
  • FR674590A - Device suitable for irradiating substances with ultraviolet light : en fr
  • ES116330A1 - Device for the automatic regulation of the brake rigging in railway vehicles or others. : en es
  • ES116426A1 - A DEVICE FOR THE MANUFACTURE OF SOLOMONIC COLUMNS IN WOOD : en es
  • GB315343A - : en
  • US1744716A - Heating device : en
  • US1744908A - Means for preventing pitting of rotatable pump impellers, hydraulic turbine runners,and analogous structures : en
  • FR674492A - Device for polishing watch pivots : en fr
  • GB299431A - : en
  • FR674328A - Arrangement for supplying power to auxiliary pole windings or compensation windings in collector machines : en fr
  • GB309866A - Improvements relating to the manufacture of very smooth, varnished, flexible fabric : en
  • ES116397A1 - A domestic fire extinguishing device. : en es
  • FR674361A - Improvement in the manufacturing processes of telegraph and telephone cables : en fr
  • FR674256A - Improvements in photographic sound recording : en fr
  • FR674303A - Lubricators for air lines : en fr
  • FR674552A - One-piece sheet metal bathtub and its manufacturing process : en fr
  • FR674658A - Method and device for providing ventilation in motor vehicles having a closed body : en fr
  • FR674678A - Magnetic cores in dynamo sheets, in particular for transformers : en fr
  • FR674685A - Close door : en fr
  • GB307891A - Improvements in or relating to the controlling of the piles in sheet feeding and delivery apparatus : en
  • DE490651C - Electrical conveying device through conveyor bodies that carry coils, to which alternating current is fed through a conductor line so that they are moved when alternating fields are generated as a result of induction : de en
  • GB324432A - Improvements in ships' davits : en
  • FR674541A - Air or gas filter : en fr
  • GB324579A - Refrigerator : en
  • CH137731A - Process for the saccharification of hydrolyzable carbohydrates. : de en
  • CH137857A - Device for connecting the armature winding elements to the collector segments of electrical machines. : de en
  • US1745019A - Apparatus for making jacquard cards for textile machinery : en
  • CA297123A - Sewing machine : en fr
  • CH137722A - Machine for creating colored patterns on fabrics. : de en
  • CH137775A - Automatic purpose-shot indicator. : de en
  • AU2165729A - Improvements in or relating to fluid pressure operated brake systems : en
  • FR674704A - Method of synchronizing films and talking machines : en fr
  • CA297139A - Broadcasting system : en fr
  • US1745136A - Trailer coupler : en
  • CA297149A - Shock absorber : en fr
  • CH137749A - Process for the preparation of a scatterable nitrophosphate. : de en
  • US1744903A - Acid diazonium salts of aryl sulphonic acids : en
  • SU12974A1 - Electric battery : en ru
  • US1744902A - Self-lathering safety razor : en
  • CA297024A - Variable friction gearing : en fr
  • CH137753A - Advertising slip. : de en
  • CH137939A - Process for the preparation of menthol. : de en
  • CH137874A - Electric radiator. : de en
  • PL11403B1 - Drums for high-pressure steam boilers. : en pl
  • US1744964A - Retracting device for rock drills : en
  • US1745250A - Pin lock : en
  • SU12855A1 - A device for determining the melting temperature of low-melting substances : en ru
  • SU12952A1 - Device for simultaneous printing of frame images and porridge on the film : en ru
  • FR674632A - Method and device for taking steam in single- or multi-stage piston steam engines : en fr
  • DE490338C - Ski binding with endless strap and screw-on jaws without mortise : de en
  • CH137690A - Machine for making plasterboards. : de en
  • US1745280A - Swimming appliance : en
  • SU12677A1 - The machine for winding tapes, tapes, etc. : en ru
  • US1744989A - Process of separating materials of varying degrees of conductivity : en
  • US1745089A - Ingot mold and ingot : en
  • CA296995A - Fabric collar : en fr
  • SU12908A1 - Steam distribution mechanism for steam pumps or direct compressors : en ru
  • US1744833A - Railway braking apparatus : en
  • CA297117A - Process of manufacturing yeast : en fr
  • US1744915A - Wheel : en
  • SU12910A1 - A device for making wood grooves in a tree : en ru
  • PL11398B1 - Device for deep drilling. : en pl
  • SU12667A1 - Valve for supplying compressed air or oxygen to the circulatory system of the respiratory portable device : en ru
  • FR674581A - Improvements to sealing devices for pump and compressor shafts : en fr
  • SU12597A1 - Vessel for feeding kerosene burners, etc. : en ru
  • SU12629A1 - A device for cutting books when they are interlaced : en ru
  • US1745268A - Body hoist : en
  • SU12831A1 - A device for determining the degree of heating of the surfaces of calender rolls : en ru
  • PL11405B1 - The method and device for increasing the efficiency of the mash. : en pl
  • SU12688A1 - Spark generator : en ru
  • SU12754A1 - Grinding unit for simultaneous lining of several glasses with circular facets using one common grinding stone : en ru
  • AU1873229A - Steel swage : en
  • CH137793A - Drive system with adjustable armature for loudspeaker. : de en
  • CA297136A - Electro-optical transmission : en fr
  • SU12948A1 - Mechanical guidance for drive belts : en ru
  • US1744720A - Writing instrument : en
  • US1744927A - Pulverizer : en
  • US1745076A - Diverter for stenciling : en
  • SU12853A1 - Extraction apparatus : en ru
  • US1745225A - Imitation keyboard : en
  • PL11388B1 - The roll casting device uses centrifugal force. : en pl
  • US1744761A - Rim bolt : en
  • US1745195A - Pneumatic conveyer : en
  • CA296985A - Production of sheet glass : en fr
  • US1744783A - Machine for relieving spiral cutters : en
  • FR674697A - Machine for husking fibrous plants and, in particular, wickers : en fr
  • GB324571A - An improved corset bodice : en
  • US1744764A - Device for removing pipes made of asbestos cement : en
  • DE489000C - Krarupader with magnetic material wound around the copper conductor in the form of a ribbon : de en
  • DE490647C - Method for gluing sheets : de en
  • CA297094A - Apparatus for manufacturing welded structures : en fr
  • US1744876A - Bloom squeezer : en
  • US1744896A - Electric battery : en
  • US1744918A - Telephone system : en
  • US1745006A - Fishing lure : en
  • DE490110C - Tube transmitter : de en
  • SU12636A1 - The method of obtaining the products of the interaction of aromatic paradiamines with sulfuric anhydride : en ru
  • ES115687A1 - PROCEDURE FOR THE PREPARATION OF BISMUTE HYDROXIDE IN THE THERAPEUTICALLY ACTIVE FORM : en es
  • FR674585A - High frequency amplifier coupled to a resistance : en fr
  • GB305134A - Hub for aeroplane wheels : en
  • GB310846A - Improvements in sealing laminated glass : en
  • ES116285A1 - A process for manufacturing a potassium phospho-azoate fertilizer. : en es
  • FR674395A - Process for compressing and shaping plastics : en fr
  • FR674423A - Improvements to pistons of internal combustion or internal combustion engines : en fr
  • FR674788A - Hub for traction, suspension and steering of a motor vehicle : en fr
  • US1744987A - Trolley : en
  • SU12905A1 - A device for determining the weight of the load needed to balance the wings of a fan, pulley, etc. : en ru
  • CA297115A - Side and end rail lock for bedsteads : en fr
  • CA296968A - Appliance for peeling oranges : en fr
  • DE490464C - License plate for motor vehicles : de en
  • DE490787C - Device for cooling fuel nozzle valves on internal combustion engines : de en
  • DE490506C - Circulation softening machine (softener) for hemp, jute and other vegetable fibers : de en
  • ES116414A1 - A NEW SYSTEM FOR CONSTRUCTION OF SAMPLES AND REFERENCE BOOKS IN GENERAL : en es
  • FR674309A - Method and device for the production of light and radiation : en fr
  • DE490490C - Process for the production of usable titanium iron alloys in the liquid state : de en
  • AU1868829A - Improvements in sealed cans : en
  • DE490595C - Electrolyte made from diluted sulfuric acid for electrolytic cells with lead anodes and preferably tantalum cathodes : de en
  • FR674308A - Enhancements to safety razor blade holders : en fr
  • FR674363A - Eyelet setting machine : en fr
  • FR674588A - Electrically controlled spinning centrifuge : en fr
  • DE490357C - Process for reducing the hygroscopic properties of calcium chloride : de en
  • DE490417C - Process for the preparation of O-acyl derivatives of the 2,6-dimethyl-4-oxypiperidine-3-carboxylic acid alkyl ester : de en
  • DE490430C - Hand switch for several circuits for movable cords : de en
  • GB324434A - Improvements in bumpers or collision guards for vehicles : en
  • CH137694A - Device for cleaning sewer pipes using pressurized water. : de en
  • CA297119A - Hydrocarbon oils processing : en fr
  • US1745108A - Process of restoring the quality of used gasoline : en
  • US1745173A - Friction metal article : en
  • PL11368B1 - : en pl
  • SU12781A1 - Cutter tooth cutter : en ru
  • SU12771A1 - Gold lock gateway : en ru
  • US1745065A - Tank : en
  • FR674484A - Process for the preparation of tank dyes of the series of 3.4.8.9. dibenzpyrenquinone : en fr
  • FR674713A - Survey Method and Apparatus : en fr
  • GB308270A - Radio transmitting apparatus : en
  • CA297002A - Sintering machine : en fr
  • PL11425B1 - The method of producing hydrocarbons. : en pl
  • US1745005A - Sprinkler : en
  • US1744922A - Electromagnetic device : en
  • GB324400A - Improvements in or relating to apparatus for folding and closing the ends of bags or the like : en
  • SU12947A1 - Wind engine with foldable feathers or blades : en ru
  • US1745194A - Guard for woodworking machines : en
  • ES116400A1 - Procedure for the oxidation of iron ores. : en es
  • FR674313A - Electric discharge tube : en fr
  • ES116284A1 - A coupling for flexible tubes. : en es
  • DE490676C - Sled for transporting pyramid-shaped drying racks for grass, clover, etc. : de en
  • FR674792A - Mechanical warning device for motorcycles : en fr
  • CH137811A - Log sawing machine. : en fr
  • DE490319C - Process for the production of photographic images in colloid layers interspersed with light-sensitive organic dyes and sensitizers : de en
  • DE490648C - Process for the preparation of a cardiac crystallized glucoside from Convallaria majalis : de en
  • DE490898C - Coupling device for the pipelines of railroad cars : de en
  • CH137931A - Process for the production of artificial textile threads. : de en
  • CA297083A - Coating material : en fr
  • CA297137A - Apparatus for producing sheathed articles : en fr
  • CH137767A - Machine for printing positive photographic prints. : en fr
  • CH137826A - Device for shock absorption in brake magnets, in particular for electrically operated hoists. : de en
  • SU12982A1 - Air economizer : en ru
  • FR674319A - Material comprising the combination of rubber-crepe with tanned hides or parts of hides and its manufacturing process : en fr
  • FR674777A - Pleating machine : en fr
  • FR674580A - Gear switch : en fr
  • FR674715A - Process for treating iron oxide ores : en fr
  • GB324308A - Pneumatic servo mechanism : en
  • AU2109429A - Improvements in or relating to fluid heaters : en
  • ES116347A2 - PERFECTION IN A LID FOR ALL KINDS OF CONTAINERS : en es
  • ES116405A1 - A NEW OR IMPROVED PROCEDURE TO SEPARATE OR RECOVER SULFUR FROM FLUIDS 100 130 : en es
  • CH137963A - Plug contact sleeve. : de en
  • CH137684A - Scaffolding angle. : de en
  • GB324501A - Improvements in golf clubs : en
  • DE490654C - harmonica : de en
  • FR674671A - Process for the preparation of refrigerating brines remaining neutral : en fr
  • FR674656A - Improvements to centerless grinding machines : en fr
  • GB324456A - Improvements in dough-working or like machines : en
  • SU12621A1 - Suction box for suction of air contaminated with dust, gases, vapors, etc. : en ru
  • FR674285A - New combination allowing the use of the same electric motor as office lathe and workshop lathe for dentists : en fr
  • AU1780929A - Improvements in mounting blocks for engraved printing plates : en
  • CH137906A - Feeding device for cigar wrapping machines. : de en
  • SU12848A1 - Transformer designed for operation with a constant secondary voltage with a fluctuating primary voltage : en ru
  • US1744722A - Fishing tool : en
  • SU12624A1 - Internal combustion turbine with transmission moving through the channels between the blades back and forth fluid : en ru
  • FR674251A - Production process for anthraquinone series brown tank dyes : en fr
  • GB324585A - Improvements in bottle stoppers : en
  • ES116352A1 - IMPROVEMENTS TO STRIKE LOCKS AND KEY-ACTUATED LATCH : en es
  • FR674620A - Device indicating imperatively at the subscriber called the call number or other indicator of a subscriber who is calling, by means of the dial with digits or call disc in automatic telephone installations : en fr
  • SU12850A1 - Instrument for the study of phenomena accompanying the rotation of unbalanced masses : en ru
  • DK41526C - Transmission device for washing machines. : da en
  • GB306912A - Improvements in or relating to side registering devices in sheet feeding mechanism : en
  • GB324583A - Improvements in grinding or abrading machines : en
  • GB324943A - Improvements in and relating to reproducer units adapted to be actuated by a gramophone record for producing electrical impulses : en
  • ES116377A1 - Device for reading the probing angles with combined probing and compass disks. : en es
  • FR674741A - Closure plate for box, suitcase, trunk and others : en fr
  • ES116425A1 - A NEW DEVICE TO CUT THE EMPTY BOBBIN WEFT ON AUTOMATIC DEVICES IN EXCHANGE OF THE BOBBIN : en es
  • FR674365A - Process for the production of marbling stencils : en fr
  • ES115014A1 - IMPROVEMENTS IN CLEANING METAL SURFACES : en es
  • GB324491A - Improvements in or relating to shuttles for looms for weaving : en
  • FR674346A - Motor vehicle headlamp tuning and tuning devices : en fr
  • FR674696A - Mudguard for vehicle : en fr
  • GB324402A - Improvements in or relating to screening arrangements for use with internal combustion engine ignition systems : en
  • GB324424A - Apparatus for manufacturing bituminous compounds : en
  • DE490530C - Process for the production of high gloss coatings : de en
  • DE490738C - Carburettors for internal combustion engines : de en
  • FR674461A - Sealing nail for hanging pictures or any other application : en fr
  • GB324575A - Improvements in fire extinguishers : en
  • FR674407A - Self-clutching free gear and retrograde brake applicable to bicycles and the like : en fr
  • FR674789A - Artificial thatched roof and its manufacturing process using tiles of a new model : en fr
  • FR674282A - Sandblasting device for motor vehicles or others : en fr
  • ES116318A1 - A MODIFICATION INTRODUCED TO REEL FILLING MACHINES : en es
  • ES116343A1 - AN ELECTRICAL APPLIANCE USED AS A HEATER FOR THE FEET AND ESPECIALLY FOR THE BED : en es
  • USD80419S - kramer : en
  • CH137713A - Process for the production of rayon and rayon produced by this process. : de en
  • DE490580C - Process for the production of dielectric materials for high voltage purposes : de en
  • DK41536C - Device for Vacuum Cleaners. : da en
  • GB324541A - An improved contact material for catalytic cracking and like operations : en
  • GB324653A - Improvements in or relating to thermionic discharge devices : en
  • DE490342C - Running cloth for drying machines, filter machines, etc. like : de en
  • GB309926A - Improvements in and relating to electric transformers : en
  • GB324618A - Improvements in rotary pumps : en
  • DK41530C - Machine for the manufacture of containers of flat, flexible and stretchable plates. : da en
  • AU1789729A - Improved mortar for building purposes : en
  • CH137895A - Circuit arrangement for telephone systems. : de en
  • BE366193A - : en
  • CH137862A - Switch with arc extinguishing by flowing compressed gas. : de en
  • DE490326C - Bearing for regulating levers of motorcycles : de en
  • SU12733A1 - Apparatus for dispensing liquids in measured portions with a piston pump forcing fluid into the measuring chambers : en ru
  • SU12769A1 - A device for the destruction of sand deposits at the bottom of the river : en ru
  • SU12874A1 - Fire alarm device for movie booth : en ru
  • PL11393B1 - Method and device for air freshening up in closed spaces. : en pl
  • SU12871A1 - Method and device for dressing boots : en ru
  • US1744845A - Telephone system : en
  • DE490390C - Machine for processing, in particular grinding of rotating bodies with an uneven surface line : de en
  • CA297087A - Device for moving a fin shaped propeller : en fr
  • US1744962A - Oil burner : en
  • US1745223A - Toilet-seat cover : en
  • DE489902C - Epicyclic gears, especially for motor vehicles : de en
  • DE490481C - Thread sewing machine with straight needles and swinging table saddle : de en
  • DE490755C - Rotating wedge coupling : de en
  • DE490906C - Automatic electromagnetic battery connection switch : de en
  • FR674267A - Sieve dispenser for paste : en fr
  • FR674636A - Phasemeters with moving iron for unbalanced polyphase circuits : en fr
  • US1745027A - Plumb bob : en
  • US1745060A - Method of making box partitioning : en
  • US1745112A - Spindle bearing : en
  • DE490294C - Wetting agent for carbonization and the acidic branches of the textile and leather industry : de en
  • DE490365C - Circuit arrangement for telephone systems with dialer operation and surge storage devices : de en
  • DE490282C - Device for the uninterrupted glowing of wires or bands made of metals and alloys by electrical means, whereby metal fuses serve as liquid contacts in the heating circuit : de en
  • ES116311A1 - TELEPHONE INSTALLATION WITH SELECTIVE CALLING, ESPECIALLY FOR RAILWAY LINES : en es
  • FR674467A - Electrolysis process : en fr
  • FR674718A - Improvement in liquid fuel heaters : en fr
  • PL11377B1 - Method and device for cooling exothermic catalytic reactions of gases, especially for the synthesis of ammonia using high pressures. : en pl
  • FR674310A - Self-lubricating fabric packing sleeves and method of manufacture : en fr
  • GB324580A - Improvements relating to car axle constructions : en
  • FR674770A - Condenser per area : en fr
  • CA297034A - Power shovel : en fr
  • SU12748A1 - Needle holder : en ru
  • SU12758A1 - Periscopic device : en ru
  • US1745342A - Directive-projecting system of electric waves : en
  • AU1817129A - Improvements in and relating to shelving and indicating prices of. goods : en
  • CH137846A - Regulating device for refrigeration machines. : de en
  • DE490460C - Device for displaying the speed change of vehicles : de en
  • DE490553C - Cap shoe protruding into the track with a loop-like curve : de en
  • ES115481A1 - IMPROVEMENTS IN TWIST MACHINES : en es
  • FR674295A - Contactor : en fr
  • FR674683A - Ice cream maker : en fr
  • CA297012A - Device for separating and concentrating ores : en fr
  • BE365974A - : en
  • CA297096A - Illuminating or heating gas : en fr
  • PL11352B1 - Rail joint, preventing the dismantling of the railway track by unauthorized persons. : en pl
  • PL11411B3 - A method of obtaining new sulfur-containing compounds. : en pl
  • SU12595A1 - Method for isolating lobeline from alkaloids lobeline : en ru
  • CH137886A - Apparatus for determining the flow of blood and activating skin respiration. : en fr
  • CH137965A - Packet of cigarettes. : de en
  • DE490596C - Electrolytic rectifier : de en
  • DE490922C - Smoke heater with longitudinal ribs : de en
  • FR674575A - Electro-mechanical device for breaking the current of an electromagnet : en fr
  • PL11436B1 - The method of producing azo dyes. : en pl
  • PL11427B1 - Steam locomotive with feed water heaters, heated exhaust steam and exhaust gas : en pl
  • SU12935A1 - Drum concrete : en ru
  • SU12957A1 - Hand magnifier : en ru
  • PL11359B1 - Closing bottles for liquids that are under pressure, : en pl
  • US1744894A - Lifting truck : en
  • CA297043A - Amine derivative : en fr
  • SU12575A1 - Method of preparation of fertilizing agents : en ru
  • US1744947A - Bottle : en
  • US1745001A - Potato cutter : en
  • FR674320A - Improvements to sound reproduction devices : en fr
  • USD80413S - Joseph l : en
  • DE490451C - Show bust part for men's clothing with holding device for trousers, gloves or the like. : de en
  • DK41539C - Method and Apparatus for Inducing Physical or Chemical Changes. : da en
  • CA297143A - Wheel rim : en fr
  • AU1786929A - Improvements in and relating to liquid-meters : en
  • CA297076A - Vulcanization accelerator : en fr
  • US1744805A - Pump : en
  • US1744848A - Back measuring and shaping attachment for bookbinding machines : en
  • CH137914A - Process for converting solid rubber truck wheels into wheels suitable for receiving pneumatic tires. : de en
  • BE366043A - Further development of electric metal vapor devices with annular cathode : en fr
  • CH137808A - Device for electric arc welding. : de en
  • US1744812A - Pencil sharpener : en
  • US1744865A - Carburetor : en
  • CA297004A - Safety feeding device for compression rollers : en fr
  • DE490255C - Circuit arrangement for dialing numbers with several brushes in self-connecting telephone systems : de en
  • SU12697A1 - Adaptation to sizing machine : en ru
  • US1744801A - Ridge leveler : en
  • US1745214A - Automatic forging machine : en
  • CH137780A - Recorder. : de en
  • SU12834A1 - Machine for cleaning, sorting, washing and drying feathers and fluff : en ru
  • US1744746A - Tensioning device for driving belts : en
  • US1745283A - von pein : en
  • US1745288A - Switch : en
  • CH137794A - Lorgnon. : de en
  • DE490543C - Process for the production of insulating and potting compounds, especially for electrical elements and batteries : de en
  • DE490613C - Grafting tool : de en
  • PL11468B1 - A drum hay rake with a rake rotating around an axis inclined to the direction of travel of the machine and driven by a universal joint, crank drive or other suitable device, depositing the hay alongside and suitable for conversion into a hay or swath shaker. : en pl
  • US1744760A - Tension device : en
  • US1744887A - Device for introducing gas into cables : en
  • US1745021A - Tire-detreading machine : en
  • USD80429S - Meitot : en
  • US1744874A - Guard and workholder for planers : en
  • US1744768A - Magnetic chuck : en
  • USD80423S - myers : en
  • USRE17574E - Welding segments op hollow articles : en
  • US1745286A - Pencil-vending machine : en
  • US1744867A - Method of roasting ores and minerals : en
  • US1745077A - Ignition distributor : en
  • CA297085A - Centrifugal separator and drier : en fr
  • DK41520C - Machine for Cleaning and Cutting Root Vegetables. : da en
  • FR674378A - Drug ampoule usable as reservoir and ejector in a spray device : en fr
  • FR674628A - Method of decorating objects in the thickness of the glass between two or more layers by means of decorative spacers : en fr
  • US1745118A - Sound-reproducing device : en
  • CA297040A - Spectacle frame : en fr
  • CA297125A - Register front fastener : en fr
  • AU1783429A - Improvements in or relating to cotter pin locking devices : en
  • CA296963A - Manufacture of groundwood pulp : en fr
  • CH137953A - Process for the preparation of a basic azo dye. : de en
  • US1744733A - Means for extinguishing fires on motor vehicles : en
  • DE489860C - Zinc-carbon element : de en
  • FR674589A - Resin production process : en fr
  • SU12973A1 - Projection lamp : en ru
  • US1745271A - Unit ratchet packer : en
  • CA297063A - Frequency changer : en fr
  • SU12581A1 - Method for producing glacial acetic acid : en ru
  • ES114937A1 - Procedure and devices for the industrial improvement of lower quality fuels. : en es
  • CH144580A - Process for the preparation of a vat dye. : de en
  • FR674482A - Dryer for coal or other materials that can also be used as a self-drying crusher : en fr
  • FR674533A - Device for placing the stack of sheets of paper in the sheet depositing machines : en fr
  • GB324570A - A new or improved wardrobe or container for garments : en
  • SU12651A1 - Zinc ore reduction method : en ru
  • US1744728A - Stove bottom : en
  • US1745109A - Allan m : en
  • US1745279A - Pipe clamp : en
  • ES116388A1 - Improvements in the thermal-conductive cements for furnace blocks. : en es
  • ES116326A1 - AN AUTOMATIC THERMO-ELECTRIC PLANT SYSTEM WITH STEAM GENERATOR OR ECONOMIZER, FAST AUTOMATIC LIMITED CHAMBERS TO PRODUCE ELECTRIC ENERGY, HEATING AND HOT WATER, EITHER DIRECTLY WITH THE GENERATOR OR WITH THE ECONOMIZER : en es
  • DE490433C - Two-part multiple screw lock : de en
  • ES116430A1 - A procedure for the manufacture of fabrics with curl. : en es
  • GB307021A - Apparatus for recovery of valuable constituents in coal, peat, lignite and the like : en
  • CH137760A - Stamp plate. : de en
  • US1745038A - Telephone system : en
  • US1745291A - Mixing apparatus : en
  • DE490465C - Lifting device for vehicles, in particular motor vehicles : de en
  • GR2619B - FOLDING DOME FOR PATIENT BED. : el en
  • GB324480A - Improvements in machines for screw-stoppering bottles : en
  • GB324564A - Improvements in transmission gearing for driving electric dynamos coupled to internal combustion engines : en
  • IE11672L - Sky signs : en
  • FR674762A - Bidet with washing machine : en fr
  • GB316181A - Improvements in or relating to centrifugal separator bowls : en
  • FR674427A - Cremone refinements : en fr
  • FR674357A - New type of automatic refrigeration machine : en fr
  • FR674619A - Improvements to radiators or refrigerators : en fr
  • GB299710A - : en
  • DE490764C - Device for delaying the carriage circulation on inclined tracks, in which a piston, movable in a liquid of an upright cataract cylinder, has a braking effect : de en
  • FR674440A - Steering system for motor vehicles : en fr
  • FR674615A - Production of new coloring materials : en fr
  • ES115543A1 - AUTOMATIC FIREARM : en es
  • US1744821A - Electrical controlling apparatus : en
  • US1745320A - Journal box and side-frame support : en
  • PL11394B1 - A method of producing color reserves using ice paints when dyeing aniline black. : en pl
  • US1744913A - Press-cylinder cleaner : en
  • US1744965A - Ink-ribbon feed and reversing mechanism : en
  • SU12671A1 - Shaped stone : en ru
  • US1744871A - Protective shield for locomotives and the like : en
  • DE490470C - Device for filling bottles or other vessels : de en
  • AU1961429A - Improvements in shirtsleeves and detachable cuffs therefor : en
  • DK41548C - Percussion device for fire pipes. : da en
  • DE490619C - Drive chain : de en
  • ES116325A1 - IMPROVEMENTS IN THE PERMANENT OPERATION INDICATORS OF THE SPARK PLUGS OF EACH OF THE CYLINDERS OF AN EXPLOSION ENGINE : en es
  • SU12875A1 - Adaptation to a portable machine for planing keyways for preliminary drilling, in the places of the beginning and end of the groove to its full depth before planing : en ru
  • DE490444C - Stacking device for cardboard blanks : de en
  • BE366005A - : en fr
  • PL11361B1 - The way of coloring the tree. : en pl
  • SU12669A1 - Device for reinforcing the electrical support insulator on the support traverse : en ru
  • US1744851A - Attachment of handles to aluminum cooking utensils : en
  • CA297148A - Apparatus for introducing substances into trees : en fr
  • DE490339C - Mixing machine with a mixing drum that is open on one side : de en
  • FR674583A - : fr
  • GB324414A - Improvements in rotary pumps and blowers : en
  • SU12926A1 - Metal Portable Furnace : en ru
  • SU12608A1 - Sighting device for horizontal guidance using the combination of two lines, one of which is in the sighting device and the other is above or below the tool : en ru
  • US1744856A - Feeler gauge : en
  • US1744925A - Dispensing mechanism : en
  • SU12662A1 - Calipers : en ru
  • US1745215A - Locomotive center plate : en
  • DE490684C - Automatic feed control for machines with reciprocating motion : de en
  • GB324577A - Improvements in or relating to velocipedes, cycles and like vehicles : en
  • SU12967A1 - Device for applying and leveling mortar during laying : en ru
  • US1744893A - Hypodermic syringe : en
  • DE490352C - Floats for seaplanes with longitudinal subdivision and transverse bulkhead : de en
  • DE490673C - Self depositors for threshing machines : de en
  • AU1785929A - Improvements in or relating tothe production of articles substantially made of fabric coated proofed or impregnated with organic materials andthe production of sheetings of organic materials : en
  • CA297025A - Radiator cleaning machine : en fr
  • CH137898A - Circuit arrangement for alternators, in particular for tube transmitters. : de en
  • CH137960A - Process for the preparation of a polymethine dye. : de en
  • FR674518A - Improvements in force transmission mechanisms : en fr
  • PL11477B1 - Device for sorting materials. : en pl
  • SU12899A1 - Fitting to bucket elevator, conveyor, etc. for automatic sampling of transported materials : en ru
  • US1745120A - Metal-melting pot : en
  • CH137856A - Countershaft motor for driving transmissions. : de en
  • US1745139A - Automatic reclosing-circuit-breaker system : en
  • CA297018A - Automobile transmission : en fr
  • CH137698A - Window cleaner with rubber scraper. : de en
  • DE490512C - Device for attaching the fringes to brooms with thread tassels : de en
  • DE490616C - Friction gear change transmission : de en
  • DK41514C - Feeding apparatus. : da en
  • FR674302A - Handbag with cosmetic case : en fr
  • FR674352A - Improvements in drills : en fr
  • DE490293C - Process for obtaining fibers which can be spun on fine yarn from hard fibers : de en
  • FR674393A - Electrically heated kitchen stove : en fr
  • FR674459A - Process for obtaining acetylene and hydrogen using an electric arc : en fr
  • ES115323A1 - SLIDING CONVEYOR : en es
  • CA297026A - Cap : en fr
  • CA297027A - Grain seeder : en fr
  • DE490331C - Harmonious multi-tone sound : de en
  • DE490699C - Signal device for displaying the movement of a fluid in a pipeline : de en
  • ES116420A1 - A POWER TRANSMISSION PULLEY WITH AUTOMATIC ADHESION : en es
  • SU12673A1 - Hard nozzle : en ru
  • ES116277A1 - PROCEDURE FOR THE MANUFACTURE OF APPLICABLE SUBSTANCES SUCH AS VARNISHES AND SIMILAR : en es
  • FR674745A - Automatic switch : en fr
  • PL11397B1 - Drum for dressing and impregnation with vacuum cleaner. : en pl
  • DE490388C - Process for the production of plates or films for color photographic transparent and reflective images : de en
  • DE490659C - Grater, especially for nutmegs : de en
  • FR674370A - Process for obtaining phosphorus azide : en fr
  • FR674638A - Process for obtaining azo dyes : en fr
  • DE490482C - Attachment of metal parts to pressed pieces made of insulating material : de en
  • SU12711A1 - Beetroot cleaner : en ru
  • US1744855A - Spark plug : en
  • US1745169A - Live-bait holder : en
  • US1745193A - Roll-about folding bed : en
  • US1745153A - Railway truck wheel and wheel and axle assembly : en
  • DE490291C - Combustion regulator : de en
  • GB324430A - Improvements in automatic telephone systems : en
  • GB324670A - Improvements in garters with pockets therein : en
  • US1745145A - Full-circle retread vulcanizer : en
  • ES115556A1 - IMPROVEMENTS IN WEAVING MACHINES, WITH THEIR CORRESPONDING FABRIC PRODUCTION : en es
  • ES116336A1 - Improvements in the manufacture of knitted fabrics. : en es
  • GB299469A - : en
  • SU12747A1 - Piezoquartz oscillator : en ru
  • PL11462B1 - Device for protection against breathing in surgical, dental, hairdressing and similar activities. : en pl
  • US1745044A - Method and apparatus for shipping sheet metal : en
  • US1744910A - Fertilizer-mixing harrow : en
  • SU12920A1 - Centrifugal pump : en ru
  • AU2367929A - Improvements relating to electric cutout devices : en
  • DE490450C - Collapsible and adjustable display means : de en
  • DE490538C - Device for supplying moist air to the film light printing plates or the like of printing machines : de en
  • FR674294A - Improvements to transport devices : en fr
  • FR674584A - Extendable crank for velocipedes and similar devices : en fr
  • FR674787A - Shoe buckle attachment device : en fr
  • IE10674L - Electrolytic deposition of chromium : en
  • US1744776A - Work-feeding device : en
  • FR674340A - Locking chamber pot : en fr
  • DE513030C - Device for executing the printed sheets : de en
  • ES115501A1 - CONTINUOUS REGISTRATION OF BROADCASTED DOCUMENTS : en es
  • FR674798A - Friction wheel transmissions : en fr
  • SU12876A1 - Fitting to hosiery in filling machines for the prevention of product rejection : en ru
  • US1744802A - Percussion device : en
  • ES116379A1 - INSTANT AND REMOTE ELECTRIC IGNITION SYSTEM OF GAS LIGHTING AND HEATING APPLIANCES IN ALL ITS DOMESTIC AND INDUSTRIAL APPLIANCES : en es
  • CH137850A - Method for exciting commutator machines connected in cascade with asynchronous machines with slip frequency. : de en
  • DE490468C - Device on motor vehicles for expanding the driver's field of vision, in particular for making the optical signals used for traffic control visible : de en
  • AU1875229A - Super-heater : en
  • DE490376C - Protection device against contact with live parts in screw sockets of electric light bulbs : de en
  • PL11473B1 - Device to prevent accidental loosening of connections, tightened screws, threaded bolts and nuts with right or left thread. : en pl
  • SU12880A1 - The method of surface cementation of iron and steel : en ru
  • US1744858A - Presser-foot mechanism : en
  • US1745128A - Art of making baskets or other receptacles : en
  • GB324461A - Improvements in and relating to the manufacture of glues, gelatines, and the like : en
  • CA297017A - Impregnator chisel for wood : en fr
  • CH137866A - Arrangement for regulating the starting voltage of electrical machines to be started via additional transformers. : de en
  • FR674264A - Coil : en fr
  • FR674524A - Machine for the mechanical production of tow from ramie, jute, malvaceae or similar plants : en fr
  • FR674366A - Construction system for all types of buildings using independent elements, armed or not : en fr
  • FR674508A - Lighting device for pianos and other keyboard instruments : en fr
  • GB324431A - Improvements in or relating to electric switches : en
  • IE10863L - Treating comestibles with smoke : en
  • GB324657A - Improvements in pliers for holding split sleeves, cotters and the like : en
  • GB304671A - Improvements in apparatus for automatically regulating the running of the sieve in long-sieve paper-making machines : en
  • PL11413B1 - Engine. : en pl
  • SU12625A1 - Electric music device : en ru
  • US1744882A - Machine for sewing openwork seams : en
  • US1744967A - Art of separating and apparatus therefor : en
  • US1745053A - Portable stack lifter : en
  • US1745335A - Pot furnace and the like : en
  • DE490028C - Gas burner according to patent 476614 with the gas supply piston controlling the main air inlet : de en
  • GB312331A - Arrangement of wet presses on paper and board making machinery : en
  • GB313129A - Safety locking devices for rotating members : en
  • FR674712A - Nut lock : en fr
  • FR674582A - Shoe making machine and, in particular, heel lifting machine : en fr
  • FR674775A - Improvements to cameras and objective lenses : en fr
  • DE489940C - Rotary piston machine with a piston drum mounted eccentrically in the cylinder and divided in the radial direction : de en
  • DE490408C - Process for the production of glazes on coarse stone ware : de en
  • ES116294A2 - A photoelectric cell. : en es
  • DE490246C - Production of active silica : de en
  • FR674253A - Method and apparatus for the manufacture of sodium sulfate by the hargreaves process : en fr
  • GB316892A - Improvements in or relating to disposition of power units and driving mechanism for automobile vehicles : en
  • GB324632A - Improvements in electric motors : en
  • DE490406C - Plant for the preparation of porcelain and earthenware masses in uninterrupted work : de en
  • ES114878A1 - A PROCEDURE FOR THE MANUFACTURE OF SELTZ WATER-BASED WATER-BASED GASEOUS PRODUCTS, WITH OR WITHOUT WATER AND WINE, GASIFIED WITH CARBON GAS IN ALL KINDS OR BOTTLED CONTAINERS : en es
  • FR674342A - Improvements in show seating indicators : en fr
  • DE490347C - Cooking crystallizer : de en
  • DE490520C - Safety device : de en
  • FR674288A - Process for making line, grain and imitation negatives that can be used as plates for multi and single color printing : en fr
  • ES116439A1 - Procedure for the manufacture of an explosive and fulminating substance. : en es
  • US1744998A - Portable electric-motor block with speed-reducing device : en
  • DE490372C - Hand switch with automatic reset : de en
  • FR674312A - Improvement in the treatment of ores, metallurgical products, residues, and others, for the recovery of metals of the platinum group : en fr
  • FR674760A - Motor vehicle control mode : en fr
  • GB302683A - Process and apparatus for the manufacture of liquid fuels by hydrogenation of vaporous substances in the presence of catalysts : en
  • SU12812A1 - Incline Instrument : en ru
  • SU12975A1 - Device for measuring shaft power : en ru
  • US1744839A - Refrigerator-car construction : en
  • US1745058A - Bracket : en
  • DE490695C - Flutter brake for motorcycles with automatic brake control : de en
  • US1745266A - Throttling governor for rotary engines : en
  • DE490171C - Circuit breaker with magnetic blowing : de en
  • DE490385C - Process for the production of a continuous padding strand from fiber material : de en
  • GB324671A - Improvements in and relating to fire escape or general emergency ladders : en
  • SU12680A1 - Grain Sampling Device : en ru
  • FR674456A - Fuel for engines : en fr
  • DE490526C - Air and water screw arrangement with an annular jacket in front of, behind or around the screw : de en
  • FR674479A - Advanced diaphragm for reproducing acoustic frequencies : en fr
  • GB304733A - Improvements in or relating to railway control systems : en
  • US1745305A - Jigging mechanism : en
  • DE490421C - Process for the preparation of dioxyarsenobenzene bisthiosemicarbazones : de en
  • DK41543C - Device for Manufacture and Delivery of Soapy Water. : da en
  • GB324650A - Improvements in the production of pattern effects upon textile fabrics or other materials made of or containing cellulose esters or ethers : en
  • GB324598A - Improvements in pumping apparatus : en
  • DE490113C - Electric incandescent lamp and its socket : de en
  • DE490330C - Toothed protective plate for safety razor : de en
  • SU12603A1 - The method of preparation of products for the reduction of oxycodone : en ru
  • US1745135A - Liquid-sealed heat exchanger : en
  • SU12720A1 - A device for shooting small-caliber cartridges from a revolver "Nagan" : en ru
  • US1745092A - Milking machine : en
  • SU12915A1 - Bird transfer device to viscous bird machine : en ru
  • SU12851A1 - Apparatus for detecting steam leaks in steam boilers : en ru
  • US1745098A - Nonskid drag for automobiles : en
  • DE490478C - Doors, slides or locks made of metal for drying systems and other ovens : de en
  • DE490631C - Stop device for pocket watches : de en
  • DK41546C - Device by Boneapparater. : da en
  • ES115284A1 - A PROCEDURE FOR MIXING FLUIDS : en es
  • GB313044A - Improvements in and relating to electric induction furnaces : en
  • SU12642A1 - The method of obtaining on the gold pen tip osmi iridi : en ru
  • US1745245A - Weather strip : en
  • FR674574A - Arrangement to compensate for dewatted resistance in windings which conduct currents of varying frequency : en fr
  • FR674795A - Crusher : en fr
  • GB324446A - Improvements in and relating to shuttle boxes of weaving looms : en
  • DE490578C - Device for receiving television pictures with a rotating pixel distributor disc : de en
  • DE490707C - Weft catcher with cutting device on automatic looms : de en
  • FR674447A - Pipe connection with flanges : en fr
  • FR674472A - Articulated device allowing to transform a uniform rotary movement into a reciprocating movement at different speeds in both directions : en fr
  • FR674643A - Process for obtaining potassium monophosphate : en fr
  • US1745074A - Milk-bottle receptacle : en
  • US1745144A - Shoe-fitting apparatus : en
  • DE490169C - Circuit arrangement for amplification devices for speech currents in apparatus for recording telephone calls, in which the amplification device including batteries, resistors and the like. Like. Is housed exchangeably in a housing : de en
  • DE490562C - High pressure line with adjustable flow cross-section : de en
  • DE490359C - Inclined drum for rotary tubes, e.g. B. Zementationsoefen, which has screw-shaped transport corridors on the inside : de en
  • ES115059A1 - A DEVICE OF ANTI-AIRCRAFT PROJECTILES : en es
  • FR674513A - Improvements to the start-up and synchronization processes of cascaded switches : en fr
  • GB318166A - Process for producing a liquid-and moisture-proof transparent and flexible material : en
  • DE490617C - Device for cleaning devices made of precious metals by contact action in alkaline lyes : de en
  • ES116385A1 - Improvements in the pulverized fuel lighters. : en es
  • FR674515A - Apparatus for the production of phosphoric acid by oxidation of phosphorus with water vapor : en fr
  • ES116328A1 - IMPROVEMENTS IN THE BUTTONS FOR CLOTHING AND SIMILAR USES : en es
  • US1745106A - Sanitary belt : en
  • US1745117A - Steering mechanism for trailers : en
  • DE490073C - Device for simultaneous adjustment of the back when adjusting the clock : de en
  • DK41540C - Device for Disinfection Furnaces. : da en
  • GB309575A - Process for the production of micro-porous rubber : en
  • ES115430A1 - PROVISION TO MAKE COOKING SEMI-AUTOMATIC IN BREAD OVENS, ELECTRIC OR NOT, WITH PARALLEL SECTIONS : en es
  • GB310330A - Improvements in and relating to dynamo electric machines : en
  • ES116366A1 - DEVICE FOR THE INDEPENDENT AND VARIABLE COMMAND, DURING THE FLIGHT, OF THE AIRCRAFT AIRCRAFT, ALLOWING TO IMPROVE THE ROUTE CONTROL : en es
  • FR674606A - All-frequency partitioned transformer : en fr
  • GB305177A - Improvements in or relating to flexible gear wheels : en
  • FR674379A - Glass spinning devices : en fr
  • GB324489A - Improvements in the vulcanisation of synthetic rubber : en
  • GB299721A - Manufacture of acid wool dyestuffs : en
  • GB324584A - Improvements in and relating to coke ovens : en
  • DE490318C - Insulators for light tubes : de en
  • DE490507C - Gastight spinning shaft for dry spinning of synthetic threads : de en
  • ES115677A1 - IMPROVEMENTS IN THE FLOAT ARM INSULATORS FOR LIQUID LEVEL INDICATORS : en es
  • DE490303C - Hydraulic button press : de en
  • DE490404C - Deep well pump with a drive that can be set up separately and is coupled to the pump by a flexible shaft : de en
  • DK41517C - Device for Writing Down Sound. : da en
  • ES116320A1 - A MACHINE TO PRESS STOCKINGS AND SOCKS : en es
  • GB324661A - A process for the manufacture and production of derivatives of naphthalene : en
  • ES116415A1 - PROJECTOR TO FOLLOW THE FLIGHT OF AIRCRAFT : en es
  • FR674556A - Improvements to the concentrated nitric acid manufacturing process : en fr
  • DE490533C - Process for cleaning waste water from sugar factories : de en
  • ES116275A1 - A PROCEDURE FOR PURIFYING SUBSTANCES INTENDED FOR CHEMICAL REACTIONS : en es
  • ES116268A1 - IMPROVEMENTS IN WHEELS FOR VEHICLES : en es
  • ES115626A3 - A PROCEDURE IN THE MANUFACTURE OF THE HEADS OF THE LOCK LATCHES : en es
  • FR674494A - Acoustic membrane for sound reproducers : en fr
  • DE490011C - Process for the preparation of N-acyl derivatives of O-acetylsalicylamide : de en
  • FR674388A - Improvement in luminous advertising devices : en fr
  • GB324413A - Improvements in and relating to apparatus for grinding and polishing glass plates : en
  • DE490453C - Suction clamp for holding objects pushed underneath : de en
  • FR674664A - Nut lock : en fr
  • US1744800A - Sound-amplifying device : en
  • CH137802A - Racket for watch movement. : en fr
  • CA297039A - Coupling-up or isolating switch-gear : en fr
  • CH137691A - Process for coloring moldings made from magnesia cement. : de en
  • DE490343C - Alarm clock with lifting device for the back wall : de en
  • DE489334C - Automatic control device for a device working with a gaseous pressure medium for moving doors : de en
  • GB300200A - Process for the production of a wax-like body : en
  • US1744791A - Pump : en
  • US1744945A - Receptacle and method of making same : en
  • CH137902A - Device for supporting and fixing an object. : en fr
  • CA297146A - Driving device : en fr
  • US1745017A - Adhesive : en
  • FR674286A - Urinal : en fr
  • DE490734C - Two-stroke engine : de en
  • DE490428C - Lead-sheathed cable : de en
  • DE490586C - Movable lowering device for the boiler of oil switches : de en
  • DE490640C - Device for fastening cables to support insulators : de en
  • GB316893A - Improvements in or relating to control mechanism for motor vehicles : en
  • ES116423A1 - AN IMPROVEMENT IN THE NUMERIC TRANSMITTER DEVICES OF AUTOMATIC TELEPHONES : en es
  • US1745096A - Antenna for radio receiving sets : en
  • US1745134A - Imparting bacteria-resistant properties to textile materials : en
  • US1745255A - Memorandum device : en
  • FR674311A - Wicker bakery pannetons : en fr
  • DE490013C - Process for the preparation of indophenols : de en
  • US1745308A - Boiler construction : en
  • DK41554C - Procedure for impregnating metals or other suitable materials with aluminum or aluminum alloys. : da en
  • DE490392C - Floor composed of pieces of wood like a mosaic, parts of which are embedded in cement : de en
  • FR674322A - Pipe wrench and nuts : en fr
  • CH137865A - Vacuum switch. : de en
  • GB324626A - Improvements in speedometer driving mechanisms : en
  • ES115277A1 - FIXING DEVICE BETWEEN AN ORGAN AND AN INSULATOR : en es
  • ES116435A1 - Improvements in the waterproof closures. : en es
  • GB324455A - Improvements in and relating to brake blocks : en
  • GB324593A - Improvements in measuring pumps : en
  • FR674408A - Adjustable shim for machine tools : en fr
  • US1744880A - Adhesive material : en
  • US1744950A - Electric switch : en
  • DE490185C - Roll especially for caliber mills : de en
  • DE490665C - Coating machine : de en
  • FR674752A - Improvements relating to devices operating the windscreen wipers of automobiles : en fr
  • ES116364A3 - A PROCEDURE FOR THE MANUFACTURE OF NON-INFLATABLE INSERTS BY A SIMPLE PUNCTURE FOR VEHICLE WHEEL TIRES : en es
  • FR674618A - Electrically operated sorting machine for cards or strips of paper with perforated symbols : en fr
  • DE490757C - Machine for the production, especially mixing, of road building materials with two or more burners : de en
  • ES115643A2 - IMPROVEMENTS IN THE AUTOMATIC OR SEMIAUTOMATIC BALANCES : en es
  • ES116303A1 - Improvements in carder cylinders or chokers for carding machines or cleaning tobacco and similar substances. : en es
  • DE490681C - Friction gear transmission : de en
  • CA297032A - Finishing welt : en fr
  • US1744742A - Method of producing bacterial enzyme preparations : en
  • DE490558C - Heating vessel : de en
  • SU12714A1 - High Pressure Piston Compressor Unit : en ru
  • PL11432B1 - Coffee brewing device. : en pl
  • DE489400C - Injection carburetor : de en
  • ES116309A3 - Procedure for the manufacture of hollow bricks with hollow spaces closed on one side. : en es
  • GB324903A - A process for the manufacture and production of light coloured products from paraffin wax, montan wax and the like : en
  • DE490610C - Typewriter, calculating machine or the like with devices for printing clear characters indicating the zero position of the counters : de en
  • CH137807A - Process for the homogenization of alloys of lead with alkali or alkaline earth metals. : de en
  • DE490656C - Device for ionization measurement of x-rays in any direction against the horizontal plane by means of a rotatable ionization chamber having an axis of symmetry or rotational symmetry : de en
  • FR674653A - Improvements to airplanes and flying machines : en fr
  • FR674736A - Device for plotting sea routes and taking bearings : en fr
  • GB312315A - Improvements in induction regulator installations : en
  • FR674519A - Blade movement control mechanism for plain and double-piece jacquard velvet looms and articulated blade for this mechanism : en fr
  • FR674692A - Apparatus for the treatment of wine and other fermented beverages in a vacuum : en fr
  • CA297112A - Stabilizer : en fr
  • CA296997A - Faced building wall : en fr
  • CA297066A - Controller : en fr
  • CH137911A - Driving direction display device on automobiles. : de en
  • SU12767A1 - Letter case for the deaf : en ru
  • US1745229A - Liquid-measuring pump : en
  • CA296975A - Electro-magnetic device : en fr
  • US1745039A - Telephone system : en
  • US1745235A - Propeller mounting : en
  • ES115441A1 - AN IMPROVEMENT IN THE BOXES AND CASES FOR CONDITIONING POWDERS, ESPECIALLY FOR PERFUMERY : en es
  • ES116274A1 - A PROCEDURE, WITH THE CORRESPONDING DEVICE, FOR THE LEACHING OF CUT PIECES OF VEGETABLES AND THEIR SIMILAR : en es
  • FR674296A - Improvements to edible processing processes : en fr
  • FR674437A - Improvements to means intended to activate fire alarms or extinguishers : en fr
  • SU12780A1 - Umbrella for horns and stoves : en ru
  • US1745219A - Duplicating machine or copygraph and method of operating same : en
  • FR674498A - Mud flaps for motor vehicles : en fr
  • CH137788A - Calculating machine with an automatic multiplier. : de en
  • CH137892A - Oxygen breathing apparatus, in particular for traveling at high altitude. : de en
  • DE490548C - Lamp housing for cinema playback devices : de en
  • DE490786C - Fuel injection device for internal combustion engines : de en
  • CH137720A - Equipment on fabric-producing textile machines, in particular on knitting and knitting machines, for the immediate finishing of the goods produced. : de en
  • CH137822A - Friction gear change transmission. : de en
  • SU12611A1 - Device for controlling electrically driven forging hydraulic presses : en ru
  • US1744878A - Valve reseater and pilot stem : en
  • US1745183A - Tire-building machine : en
  • US1745146A - Jacketed mold : en
  • PL11364B1 - The method of making threaders. : en pl
  • SU12833A1 - Adaptation to the devices of carbon and ligature springs : en ru
  • US1744738A - Pump siphon : en
  • US1744749A - Counterskiving machine : en
  • US1744873A - Poultry car : en
  • DE490594C - Switching arrangement for even load distribution on mechanically coupled asynchronous motors : de en
  • US1745336A - Piston-expanding means : en
  • US1745162A - Ironing machine : en
  • SU12583A1 - Apparatus for the preparation of pure yeast cultures : en ru
  • CH137824A - Switching device for the belt conductor of oppositely arranged drive cones. : de en
  • PL11479B1 - K1.-34 1 7. Coffee machine. : en pl
  • SU12577A1 - Method for accelerating asphalt making process by purging oil tars with air : en ru
  • CA297009A - Oil can : en fr
  • SU12704A1 - Loom : en ru
  • SU12705A1 - Kolodochny one hundred k for insertion back : en ru
  • US1744750A - Calorimetric bomb for the catalysis of ammonia : en
  • DE490389C - Track for motor vehicles : de en
  • CH137887A - Process for the preparation of sleep-inducing secondary butylallylbarbituric acid. : de en
  • GB302321A - Improved manufacture of trichlorethylene : en
  • GB324637A - Edible compound including egg products : en
  • FR674425A - Process for the treatment of seaweed : en fr
  • GB299474A - Improvements in or relating to radio and the like receiving apparatus : en
  • GB324374A - Process for reclaiming plaster of paris : en
  • PL11459B1 - Device for determining the size and direction of borehole deviation. : en pl
  • US1744977A - Temperature-controlled relief valve for domestic hot-water tanks : en
  • US1744829A - Process of printing and embossing materials containing thermoplastic derivatives of cellulose : en
  • DE490605C - Artificial silk spinning pot : de en
  • US1744939A - Ball carrier for golf bags : en
  • US1744948A - Folder : en
  • FR674629A - Method of establishing hair clips for hair and resulting new industrial product : en fr
  • GB299712A - A new or improved system of electric signalling for automatically insuring safety in railroad traffic : en
  • SU12798A1 - Device for separating liquid or solid bodies from gaseous substances : en ru
  • US1745041A - Portable loading platform : en
  • US1745276A - Toy electric crane : en
  • US1745131A - Clutch : en
  • CA296984A - Woven stringer for separable fasteners : en fr
  • FR674742A - Assembly method and connection flange for pipes : en fr
  • ES116399A3 - Trailer joint with automatic brake. : en es
  • FR674601A - Continuously variable speed change in geometric progression : en fr
  • GB324473A - Improvements in apparatus for measuring and supplying petrol and the like : en
  • ES116384A1 - A system for transmitting photographs or graphic material in general. : en es
  • DE490299C - Device for holding plates on the table : de en
  • GB324387A - Improvements in or relating to switching mechanisms such as used in automatic telephone systems : en
  • GB324665A - Improvements in or relating to automatic weighing scales : en
  • US1745186A - Ventilator for automobile windows : en
  • GB324513A - Improvement in water tube connections for rock drills : en
  • US1745224A - Pipe wrench : en
  • US1745168A - Desiccating apparatus : en
  • DE490467C - Fuel line for motor vehicles : de en
  • US1744891A - Passenger vehicle : en
  • DE490730C - Wall paneling : de en
  • US1745177A - Washing-machine impeller : en
  • US1745249A - Expanding file : en
  • GB324492A - Improvements in the oxidation of organic compounds of high molecular weight : en
  • FR674591A - Coupon cutter : en fr
  • DE490590C - Installation circuit breaker : de en
  • GB303522A - Printers' letterpress frame : en
  • FR674710A - Process for the production of water-insoluble azo dyes : en fr
  • DE490480C - Mechanically operated striking tool : de en
  • DE490484C - Injection molding vessel for aluminum alloys, into which the cast metal is introduced in the solid state as a piston : de en