• US1996843A - Battery filling device : en
  • DE611848C - Device for evenly leaching spent grains : de en
  • US1997024A - Recording of electrical impulses : en
  • US1997152A - Casing head and blow-out preventer : en
  • US1997308A - Friction element : en
  • US1997378A - Manufacture of bags : en
  • USRE19518E - chaffee : en
  • AT141349B - Self cashier for liquids. : de en
  • AT141303B - Blanket. : de en
  • US1996994A - Bearing : en
  • US1997491A - Rotary valve mechanism : en
  • DE611983C - Cylinder filling grinding or polishing tool for processing inner cylinders : de en
  • US1997158A - Radio tunning apparatus : en
  • AT141304B - Drum for washing machines. : de en
  • US1996772A - Baling press : en
  • US1996969A - Trap : en
  • US1997508A - Sharpening or honing apparatus for razor blades : en
  • USRE19527E - Azo dyestuff and process of making : en
  • US1997431A - Pack-off tool : en
  • US1996808A - Refrigerating apparatus : en
  • US1997312A - Caisson liner and method of applying : en
  • US1997057A - Speed control for motor vehicles and the like : en
  • US1996781A - Method of freezing liquid or semiliquid substances in containers : en
  • US1996836A - Automatic circuit breaker for automobiles : en
  • US1996954A - Addressing machine : en
  • DE612114C - Return device for rainwater with a collecting tank arranged above the same : de en
  • US1997269A - Art of treating photographic surfaces : en
  • US1997236A - Culvert : en
  • AT141293B - Brightness regulator for incandescent lamps. : de en
  • CA349428A - Elastic yarn manufacture : en fr
  • US1996796A - Artificial filament, yarn, or thread : en
  • US1996930A - Clay feeding device : en
  • DE612121C - Liquid starter with fixed electrodes : de en
  • DE612145C - Method for firing salt-glazed ceramic goods : de en
  • GB426695A - Improvements in and relating to scissors : en
  • FR779899A - Reversers for shut-off devices in recovery furnaces : en fr
  • GB426980A - Improvements in and relating to ladies' knickers : en
  • FR779555A - Float-tug : en fr
  • FR779742A - Improvements to the solidification of carbon dioxide : en fr
  • GB426893A - Improvements in or relating to radio receivers : en
  • US1996887A - Temporary support for use in building construction : en
  • CA349490A - Cake plate : en fr
  • CA349470A - Scale mechanism : en fr
  • AT141379B - Discharge tube. : de en
  • CA349364A - Agitator : en fr
  • FR779848A - Closure device for envelopes, cases, boxes and other applications : en fr
  • FR779832A - Anti-freezing device for flushing toilets : en fr
  • US1997009A - Dispensing carton : en
  • FR779538A - Improvements in processes for the use of whale meat : en fr
  • FR779655A - Process for transforming heat energy into kinetic or potential energy : en fr
  • FR779746A - Typewriter with temporary timer : en fr
  • FR779869A - Automatic coffee filter : en fr
  • US1997286A - Knitting machine : en
  • US1997195A - Telephone exchange system : en
  • USD95113S - Design for a fork or similar article : en
  • FR779574A - Contact plate for brushes of electric machines : en fr
  • US1997382A - Golf club : en
  • US1997390A - paridon : en
  • DE612015C - Process for making lubricants : de en
  • FR779782A - Carbide fuel nozzles for internal combustion engines, in particular for diesel engines : en fr
  • GB426986A - Improvements in and relating to wheelbarrows : en
  • US1997060A - Conveyer : en
  • AT141383B - Method for operating a high pressure internal combustion turbine. : de en
  • FR779791A - Advanced hernia bandage : en fr
  • AT141321B - Sieve, in particular for kitchen purposes. : de en
  • US1997293A - Structural material and method for making the same : en
  • US1997309A - Expansible bearing pin : en
  • USD95167S - Design for an upholstery fabric : en
  • US1996813A - Electric scissors : en
  • US1996932A - Shirt and collar : en
  • GB426705A - Improvements in and relating to rectifying or inverting systems : en
  • GB426935A - Improvements in electric caps to stimulate the growth of the hair : en
  • US1997221A - Tap-dancing shoe : en
  • US1996839A - Jacking clamp : en
  • US1997197A - Machine for coiling metal strip : en
  • AT141265B - Device for displaying gases. : de en
  • CA349468A - Barrel pump : en fr
  • AT141396B - Device for dividing any angle. : de en
  • DE611902C - Process for the dry recovery of dust from dusty gases : de en
  • AT141316B - Fuel for lighters. : de en
  • AT141337B - Overflow valve for liquid shock absorbers. : de en
  • CA349421A - Axle-generator drive : en fr
  • DE611910C - Guide for the worktop of slicers : de en
  • FR779670A - Transhipment device for ships : en fr
  • GB427309A - Improvements in motor vehicles : en
  • US1997091A - Connection clamp : en
  • FR779861A - Improvements to fireplaces and burners for liquid fuels : en fr
  • GB426815A - Improvements in and relating to refillable cans, drums and like liquid containers : en
  • FR779588A - Device for guiding the pivot cross member of a bogie : en fr
  • US1996789A - Fluid supply device : en
  • US1997322A - Railway traffic controlling system : en
  • GB426988A - Improvements in or relating to unwoven, fibrous, sheet material, and to a method for the manufacture thereof : en
  • FR779730A - Process for the manufacture of a synthetic balm by condensation of phenols with aldehydes : en fr
  • GB426979A - Improvements in baking sheets : en
  • DE611857C - Device for operational monitoring of oil transformers and other oil-containing electrical apparatus with oil expansion vessels : de en
  • DE611913C - Automatic can changing device for spinning preparation machines with a turntable carrying the cans : de en
  • FR779551A - Improved mount for interchangeable fire mark characters : en fr
  • FR779621A - Ignition advance control device for distributor for internal combustion engines : en fr
  • GB426662A - Improvements in or relating to the preparation of ceramic raw materials : en
  • GB427175A - Improvements in and relating to tools for grinding, honing or polishing cylinders : en
  • DE611952C - Device for checking the speed of railroad trains with speedometers : de en
  • GB427092A - Improvements in or relating to light valves : en
  • GB427171A - Improvements in and relating to electric signalling cables with air space insulation : en
  • CA349361A - Insulated dish : en fr
  • US1997007A - Method of preparing and nitriding a ferrous article : en
  • GB426798A - Improvements in inking methods and apparatus for use with intaglio printing-plates : en
  • GB426660A - Means for producing tapered and parallel screw threads upon pipes or such like : en
  • US1996998A - Piston ring : en
  • US1997504A - Foot support : en
  • DE612051C - Device for holding the deflection plates in cathode ray tubes : de en
  • GB426938A - Improvements in or relating to coupling devices for inflating valves and the like : en
  • DE611684C - Coffee brewer : de en
  • FR779509A - Geodetic orientation compass : en fr
  • FR779802A - New headlight coupling for all rolling vehicles : en fr
  • GB426838A - Improvements connected with easy chairs : en
  • US1997307A - Scanning device : en
  • DE611916C - Device for transferring cigar rolls to the device processing the ends of the roll : de en
  • DE611955C - Wooden separator for accumulators : de en
  • US1996771A - Method and apparatus for placer mining : en
  • USD95144S - Design for leather : en
  • US1997530A - Needle for use in the production of knitted fabrics : en
  • AT141340B - Handle, especially for the handlebars of bicycles. : de en
  • IE13525L - Percussion fuses : en
  • FR779668A - Stylograph stand : en fr
  • FR779674A - Motion transmission for vehicles with independent front wheels and drive : en fr
  • FR779682A - Method and machine for the manufacture of paper sleeves, in particular conical sleeves : en fr
  • GB426727A - Improvements in or relating to high frequency electrical circuits : en
  • US1997472A - Draft gear : en
  • US1997528A - Lock : en
  • DK50117C - Device by Radsaamaskiner. : da en
  • FR779515A - Advanced process for processing zirconium ores and sands containing them : en fr
  • FR779647A - Packaging device for various objects and more especially for pharmaceutical objects : en fr
  • FR779889A - Heat exchanger device : en fr
  • US1996968A - Card holder : en
  • US1997106A - Coating composition : en
  • FR779521A - Products insoluble in benzine, tetralin, gas, etc., for insulating cables, gas pipes, water pipes or other bodies or surfaces to be insulated and process for their manufacture : en fr
  • FR779826A - Reaction product of butadiene derivatives and halogenated hydrogen compounds, and process for its production : en fr
  • GB426932A - Improvements in or relating to steam generating installations : en
  • GB426963A - Improvements in or relating to vehicle head lamps : en
  • US1997255A - Sifter : en
  • DE611988C - Tube dryer : de en
  • DE612091C - Extendable slide, in which the extendable slide section is connected to the slide section serving to guide it by clamping the side edges lying on top of one another by means of angle levers carrying clamping jaws : de en
  • GB426994A - Improvements in the coachwork of motor road and like vehicles : en
  • DE612098C - Process for degassing metal parts in vacuum switches, in particular for degassing their contacts : de en
  • US1997085A - Necktie : en
  • US1997230A - Automatic turret revolving device : en
  • US1996748A - Descriptive folder : en
  • US1997527A - Bottle valve : en
  • GB426976A - Improved centrifugal regulating device for the control of the ignition or the injection apparatus in internal combustion engines : en
  • FR779808A - Method of closing bags of paper or the like : en fr
  • FR779571A - Breathing exercise apparatus : en fr
  • GB426957A - Improvements in or relating to the standing rigging of sailing vessels : en
  • FR779740A - Method to facilitate the starting of a diesel engine : en fr
  • GB426657A - Improvements in saddles for pedal and other cycles : en
  • GB426806A - Improvements in or relating to machines suitable for making bricks, blocks and the like : en
  • GB426916A - Improvements in and relating to windows : en
  • CA349443A - Variable pitch propeller : en fr
  • US1997174A - Revivifying adsorbent materials : en
  • GB426743A - Improvements in or relating to therapeutic lamps : en
  • DE611872C - Liquid storage container for the moistener of a rotating mirror type multiplier : de en
  • US1997131A - Knife : en
  • US1997452A - Vending machine : en
  • FR779638A - Load cell : en fr
  • FR779774A - Combustion apparatus for liquid fuels : en fr
  • FR779534A - Device for eliminating harmful substances contained in tobacco smoke : en fr
  • US1996860A - Closure operator : en
  • US1997133A - Valve for internal combustion engines : en
  • US1997363A - Pencil : en
  • US1997465A - Automobile ignition lock : en
  • US1996777A - Chilling device : en
  • FR779790A - Steam Lamp Improvements : en fr
  • GB426948A - Improvements in or relating to mineral material for use in the manufacture of paper and the like : en
  • DE611745C - Protection arrangement for converters driven by direct current, which on the drive side are parallel to other power consumers, which in turn are switched off automatically if the supply voltage fails, especially in electric vehicles : de en
  • DE611905C - On a motor vehicle arranged suitcase with a sign for vehicle number : de en
  • DE611336C - X-ray tubes with an anode that rotates relative to the tube body and is suitable for heat radiation at high temperatures : de en
  • DE612008C - Iron with a motor-driven rotating ironing tool : de en
  • US1996818A - Forging press : en
  • DE612035C - Photographic lens shutter with wheel escapement : de en
  • US1996911A - Abrasive : en
  • US1997033A - Pasteurizing machine : en
  • AT141254B - X-ray tube with anode rotating during operation. : de en
  • CA349416A - Wattmeter system : en fr
  • US1997538A - Method of welding alloy steels and product thereof : en
  • FR779572A - Apparatus for physical training : en fr
  • FR779691A - Method and device for marking pieces of fabric, and possibly also for measuring them : en fr
  • FR779849A - Lid tight closing system for boxes of paper, celluloid and the like for cans and other products : en fr
  • GB426913A - Improvements in or relating to magnetic compasses : en
  • GB426927A - Hanging festoon or loop drier for fabrics and the like : en
  • FR779672A - New advertising mode : en fr
  • FR779589A - Device for storing kitchen utensils : en fr
  • US1997327A - Revolving hoisting machine or stacker : en
  • US1997474A - Reenforced soap cake : en
  • US1996909A - Engine : en
  • FR779596A - Ignition advance correction device in internal combustion engines : en fr
  • GB426734A - A new method of constructing the roofs of animal and plant housings, applicable also to dwelling-houses and other buildings : en
  • GB426845A - Improvements in or relating to bolt making machines : en
  • US1996827A - Chassis and body construction : en
  • US1997123A - Doll's eye mechanism : en
  • DK50121C - Time machine. : da en
  • DE611810C - Earthing switch for shielded antenna cables : de en
  • DE611925C - Device for circulating air cooling of turbo generators : de en
  • DE612004C - Master clock : de en
  • FR779884A - Improvements in the construction of coils for heat exchangers, etc. : en fr
  • GB426686A - Improvements in and relating to gyroplanes or helicopters : en
  • GB426873A - Improved devices for the automatic reception and selection of wireless telegraphic signals : en
  • US1996823A - Self-inductance : en
  • US1997239A - Hinge lock : en
  • DE612134C - Fuel injection device for internal combustion engines : de en
  • US1997340A - Lithium silicon composition : en
  • AU1682534A - Improvements in boot and shoe heels : en
  • CA349462A - Electrolytic device : en fr
  • DE611922C - Process for hydrogenating and / or splitting coals, tars, mineral oils and the like. like : de en
  • US1997299A - Transportation apparatus : en
  • AT141380B - Illuminated circuit diagram for monitoring energy distribution systems. : de en
  • CA349352A - Menstrual pad appliance : en fr
  • GB427002A - An improved small synchronous electric motor : en
  • CA349439A - Wool cleaning apparatus : en fr
  • US1996791A - Textile conditioning package : en
  • AT141372B - Rectifier tube with gas filling and with an oxide cathode and one or more anodes. : de en
  • DE612029C - Switching device for the automatic engagement and disengagement of slave clutches for the transmission of forces to large masses, e.g. on presses : de en
  • GB426764A - Improved process for the removal of solvents from oils and other organic liquids : en
  • CA349353A - Engine starter : en fr
  • DE611971C - Surface probe : de en
  • US1996977A - Orchard heater : en
  • US1997112A - Holder for parachute pull cords : en
  • DE612133C - Injection device for crude oil internal combustion engines : de en
  • US1996864A - Preparation of thread : en
  • US1996951A - Apparatus for producing a thermoplastic covered metallic article : en
  • DE611993C - Gripper cushion arrangement for pressure cylinder : de en
  • US1996955A - Floating wharf : en
  • DE612111C - Clamping device for perforated sheet metal disks to be processed on presses, punching machines and similar machines : de en
  • DE611914C - Needle bar ironing : de en
  • AT141332B - Hand tool for topping the beets stuck in the ground. : de en
  • DE611891C - Angle measuring device for building purposes : de en
  • FR779504A - phone earpiece : en fr
  • FR779707A - Improvements made to cylinder heads of internal combustion engines : en fr
  • US1996803A - Refrigeration apparatus : en
  • FR779743A - Improvements to thermal insulating devices by air layers between parallel partitions : en fr
  • US1997362A - Bucket : en
  • DE611869C - Process for the completion of the compression of the fuel loading, compressed by stirring rods, stirring plates, or the like, of lying, interruptedly operated furnace chambers of coke fuel furnaces : de en
  • FR779756A - Bathtub : en fr
  • GB426677A - Improvements in and connected with gilled tube economisers : en
  • US1997148A - Method of and mechanism for the severance of threads : en
  • FR779666A - Application of compressed air in navigation : en fr
  • GB426737A - Improvements in collapsible drums for building tyres : en
  • FR779776A - Gyroscopic pendulum for vehicles : en fr
  • AT141268B - Method for introducing a chemically active metal into a vacuum tube. : de en
  • USD95108S - Design for a shoe : en
  • DK50118C - Electric Auxiliary heating device for Hot water supply system. : da en
  • GB426772A - Improvements in the manufacture of cables for the transmission of energy : en
  • GB426985A - Improvements in safety razors : en
  • USD95141S - Design for a casing for oil burner : en
  • FR779897A - Symmetrical diodes : en fr
  • DE611927C - Method and device for conveying sheet metal : de en
  • US1996979A - Bobbin : en
  • FR779519A - Reversing device for vertical and lateral travel and single winch cable hoists : en fr
  • FR779692A - Improvements to rotary screens : en fr
  • GB426877A - Improvements in or relating to spectacle and eyeglass cases : en
  • US1996758A - Quotation projecting apparatus : en
  • GB426650A - Improvements in or relating to electric synchronous motors : en
  • US1997086A - Mounting for wind wings : en
  • US1997427A - Variable electric resistor : en
  • US1996962A - Cigar : en
  • US1997552A - Line casting machine : en
  • DE612072C - Process for the production of water-insoluble azo dyes : de en
  • DE612136C - Safety valve for pressurized gas container : de en
  • US1997147A - Foot rest : en
  • US1997422A - Screw and driver therefor : en
  • US1997555A - Magazine mounting for typographical machines : en
  • DE612006C - Equipment in gas pipe networks for separating naphthalene : de en
  • DE611782C - Steep tube boiler : de en
  • FR779771A - Improvements in apparatus for feeding gummed paper into strips, intended for packaging and the like : en fr
  • AT141305B - Bathing box. : de en
  • FR779642A - Further development for electro-magnetic recording device : en fr
  • US1997418A - Pumping mechanism : en
  • US1996862A - Liquid fuse : en
  • US1996988A - Method and means for concentrating solutions : en
  • US1997068A - Gear casing : en
  • FR779542A - Process for spreading, layering, upsetting through a die or similarly treating aqueous dispersions of organic substances : en fr
  • GB427392A - Improvements in or relating to electrically driven rail and other vehicles : en
  • GB450521A - Improvements in and relating to racquets : en
  • GB426967A - Improvements in or relating to polyphase electric arc converters : en
  • GB426879A - Improvements in and relating to collapsible tubes for pastes and viscous liquids : en
  • FR779678A - Improvements to high voltage electrical installations : en fr
  • GB426750A - Improvements in and connected with bath seats : en
  • GB426982A - Improvements relating to road vehicle wheels : en
  • GB427004A - Improvements in and relating to electric battery lanterns : en
  • GB426851A - Improvements in or relating to outlet valves : en
  • GB426832A - Improvements relating to indicators for use with door fastenings : en
  • FR779765A - Improvement in charcoal stoves for the recovery of cinders : en fr
  • USRE19523E - Electrically driven dumb : en
  • FR779796A - Loop for rope tie, tie and the like : en fr
  • GB426670A - An improved lingerie clip : en
  • GB426880A - Improvements in or relating to locking devices for adjustable chairs and like articles : en
  • GB426991A - Improvements in tail gate elevator mechanism for vehicles : en
  • DE611878C - Connection device for the primary side of loop current transformers : de en
  • GB426834A - An improved method and means for increasing the freedom of trunk communication cables from disturbances in working : en
  • GB426779A - Improvements relating to vehicle brakes : en
  • DE612110C - Metal construction game with gearwheels : de en
  • DK50097C - Procedure for Bleaching Plant Spikes. : da en
  • FR779601A - Intermittent illuminated electric directional signaling device particularly suitable for motor vehicles : en fr
  • FR779864A - Method and apparatus for manufacturing metal strips and rims for vehicle wheels : en fr
  • GB426786A - Improvements in valves or closures for pneumatic vessels : en
  • GB426887A - Improvements in or relating to imitation fires : en
  • US1996981A - Sheet delivery mechanism of printing machines : en
  • US1997111A - System of stroboscopic radiogoniometry : en
  • DE611845C - Pneumatic tube system, the points of which are set by the bushes : de en
  • DE612054C - Machine for forming box parts : de en
  • DE611963C - Switching arrangement for capacitor banks from individual hollow disk capacitors placed one above the other and next to one another : de en
  • GB426853A - Improvements relating to the manufacture of floors of magnesium-cement : en
  • FR779820A - Starting device for internal combustion engines : en fr
  • GB426753A - Improved production of polychrome high-gloss printed matter : en
  • GB426642A - Reaction chambers containing contact masses and their assembly : en
  • GB426822A - An improved device for training persons in the correct swinging of a golf club : en
  • US1997460A - Ignition rotor : en
  • DE612099C - Process for the production of electrically conductive coatings : de en
  • FR779609A - Improvements to pumps, compressors, steam engines, etc., with two eccentric rotors : en fr
  • GB426791A - Fuel injecting device for internal combustion engines : en
  • GB426700A - Improvements in pyrophoric lighters : en
  • GB426837A - Improvements in refrigerator cabinets cooled by refrigerating apparatus : en
  • DE610851C - Oil cleaner for cylinder oil and drip oil : de en
  • GB426904A - An improved mechanical advertising and displaying apparatus : en
  • US1996817A - Oiling system for internal combustion engines : en
  • US1997261A - Treatment of asphalt : en
  • CA349446A - Dustless rock drill : en fr
  • GB426809A - An instrument for scoring pork, and the like : en
  • GB426643A - Improved process of producing solutions of water-insoluble naphthenates, linoleates and abietates : en
  • US1996828A - Photographic exposure meter : en
  • US1997490A - Garment holder : en
  • US1997228A - Conjugate curve generator : en
  • US1997262A - Thermostatic control : en
  • US1996933A - Key holder : en
  • US1997097A - Fertilizing tool : en
  • US1997463A - Excess current indicator : en
  • GB426959A - Improvements in pulsators for milking machines : en
  • USRE19530E - Fountain pen : en
  • GB426774A - Improvements in and relating to circuit arrangements for teleprinting exchange installations : en
  • US1997478A - Electric discharge apparatus : en
  • GB426810A - Improvements in and relating to tension springs for chair seats and the like : en
  • US1997445A - Sliding extensible and contractible window screen : en
  • US1996761A - Supporting joint : en
  • DE611887C - Brewing device on coffee machines : de en
  • FR779833A - Improvement in pressurized gas switches : en fr
  • DE611720C - Anti-theft protection for bicycles and their alternators : de en
  • DE611822C - Device for the preparation of tea infusions : de en
  • DE611962C - Electric discharge lamp with vapor filling metals that are difficult to vaporize : de en
  • GB426872A - Dress display board : en
  • FR779881A - Mechanical game of skill running by gravity : en fr
  • US1997256A - Treatment of steam boiler water : en
  • US1996907A - Thermostat : en
  • DE611932C - Remote control system : de en
  • GB426814A - Improvements in and connected with offset printing machines : en
  • GB426649A - Improvements in or relating to a process of vulcanising rubber : en
  • US1996985A - Process for parting residues, sweepings, and the like containing precious metals : en
  • US1997304A - Process of making diarylaminehaloarsines : en
  • US1997366A - Sized paper and process of manufacturing the same : en
  • US1997355A - Electrical cable : en
  • FR779816A - Improvements to aircraft tanks : en fr
  • GB427096A - Improvements in or relating to heat transmission tubes : en
  • DE612053C - Crane scales : de en
  • FR779739A - Winder to put the straps in round bales : en fr
  • US1996941A - Counting device for paper money : en
  • DE611915C - Incandescent : de en
  • GB426645A - Improvements in or relating to the destructive distillation of mixtures of coal and oil : en
  • GB426865A - Improvements in or relating to automatic or semi-automatic telephone or like systems : en
  • FR779583A - Process for improving the qualities of substantive dyes : en fr
  • FR779841A - Wire and cable support clamp for electrical conduits or other applications : en fr
  • GB426792A - An improved locking device for loose covers and the like : en
  • US1996880A - Method of making golf balls : en
  • US1997403A - Wearing apparel supporter : en
  • CA349420A - Electrical apparatus : en fr
  • US1997369A - Method for cultivating tobacco : en
  • DE611846C - Watch movement : de en
  • US1996768A - Antidrag developing machine and method of developing film : en
  • US1997107A - Gas tank locking mechanism : en
  • US1997143A - Conductor clamp : en
  • FR779545A - Accessory appliance for fireplace : en fr
  • FR779855A - Management security : en fr
  • GB427018A - Improvements in or relating to radio receivers and like thermionic valve apparatus : en
  • US1997055A - Glass container and method of producing the same : en
  • FR779569A - Rapid carburization process of molten iron in cupolas or ladles : en fr
  • FR779641A - Camera : en fr
  • FR779656A - Fire starter : en fr
  • FR779854A - Sealing device for windows, doors and similar applications : en fr
  • DE612074C - Device for the sterile removal of pathological juices from the living body : de en
  • DE611479C - X-ray tube : de en
  • US1997187A - Localized blow distributing football headguard : en
  • US1997213A - Process for the preparation of alkyl aryl ketones : en
  • USD95134S - Design for an ensemble dress : en
  • DE611888C - Fresh bread holder : de en
  • US1997288A - Vacuum switch : en
  • GB426694A - Improvements in or relating to wearing apparel, more particularly bathing costumes : en
  • GB426898A - Solid fuel fires : en
  • CA349482A - Telephone exchange system : en fr
  • DE611461C - Process for converting cymene into a hydrocarbon with a larger molecule : de en
  • AT141253B - Slot machine that works by inserting coins. : de en
  • CA349358A - Brick and tile kiln : en fr
  • CA349454A - Driving mechanism : en fr
  • FR779844A - Acetate Artificial Silk Printing : en fr
  • AT141256B - Device for the automatic pivoting of the paper roll support frame in typewriters, calculating and accounting machines. : de en
  • FR779594A - Manufacturing process of electrical conductors covered with artificial silk : en fr
  • GB426902A - Improvements in or relating to control apparatus for electric discharge devices : en
  • DE611968C - Diesel or heating oils : de en
  • GB426906A - Improvements in and relating to the regulation of blowers for charging internal combustion engines : en
  • USD95159S - Design for a bottle : en
  • GB426699A - Improvements in and relating to sheet feeding mechanisms : en
  • GB426704A - Improvements in and relating to springing arrangements for vehicles : en
  • DE611867C - Squeeze roller, especially for textile goods : de en
  • USD95109S - Design fob a spoon or similar article : en
  • FR779582A - Brakes : en fr
  • USD95137S - Design for an edible container : en
  • GB426846A - Improvements in loud speakers : en
  • DE611892C - Fluid meter with four cylinders arranged at right angles to each other : de en
  • DE611992C - Process and device for the concentration of waste sulfuric acid : de en
  • AT141370B - Shut-off device for gas appliances. : de en
  • CA349437A - Tube anchoring tool : en fr
  • FR779611A - Improvements in the treatment of artificial silks : en fr
  • GB426866A - A light-sensitive photographic material : en
  • GB426915A - Improvements relating to film feed mechanism for photographic roll film cameras : en
  • FR779853A - Improvements in driving force transmission mechanisms : en fr
  • AT141339B - Electric car heating. : de en
  • CA349442A - Cushioning body : en fr
  • DE612076C - Filling shaft heating furnace with lower burnout : de en
  • DE612085C - Device for cleaning perforated discs for meat wolves and. like : de en
  • US1996754A - Improving the color of cellulose derivatives : en
  • US1996833A - Manufacture of metal carbonyls : en
  • US1997012A - Heterodyne circuits : en
  • USD95131S - Design fob a match box case : en
  • US1997377A - Fuel feeding apparatus : en
  • GB426830A - Improvements in variable speed mechanisms : en
  • DE612067C - Brake shoe for turntables, angular bridges and. like : de en
  • FR779704A - Hydraulic piston control : en fr
  • GB427021A - Improved method of and means for drying boards or sheets made of various materials : en
  • US1996923A - Merry-go-round : en
  • US1997345A - Roller cutter assembly for earth boring drills : en
  • US1997084A - Regenerative tube generator : en
  • US1997211A - Apparatus for assembling strands : en
  • AT141273B - Oscillator modulator circuit. : de en
  • CA349459A - Typewriter : en fr
  • GB426878A - Improved apparatus for projecting plaster on to surfaces : en
  • AT141399B - Fermentation process. : de en
  • DE608504C - Pipe wall thickness measuring clamp : de en
  • DE611940C - Timepiece driven by a synchronous motor : de en
  • US1996766A - Mining machine : en
  • CA349360A - Surgical belt : en fr
  • US1996944A - Liquid dispensing device : en
  • US1997553A - Sectional hammer for grinding mills : en
  • US1997557A - X-ray cassette : en
  • US1997029A - Feed or water trough : en
  • USD95143S - Design for a hinge : en
  • FR779818A - Process for the production of porous cement concrete and product obtained : en fr
  • AT141342B - Light directing lamp bell. : de en
  • US1997240A - Aircraft : en
  • US1997103A - Sewing machine : en
  • CA349354A - Slug trimming mechanism : en fr
  • CA349355A - Scientific game : en fr
  • FR779554A - Automotive and cycle inner tube control sheath : en fr
  • GB426894A - Improvements in and relating to sealing rings for pistons : en
  • US1997062A - Braking apparatus : en
  • US1997171A - Production of pure by-products from resin-containing liquors : en
  • US1997506A - Guide vane for rotary machines : en
  • CA349469A - Glue applying method : en fr
  • DE611964C - Device for performing electrical projection welding for joining metal sheets : de en
  • FR779557A - Blue flame oil burner : en fr
  • GB426977A - A three, or more burner oven, consuming either gas, or oil : en
  • US1996841A - Separator : en
  • US1997481A - Faucet : en
  • US1997520A - Lid for bottles and other receptacles : en
  • US1996747A - Method of preventing corrosion of metal walls of tanks : en
  • US1997056A - Transmission mechanism : en
  • US1996759A - Film handling apparatus : en
  • US1996925A - Ice skate : en
  • USD95162S - Design fob a clock : en
  • FR779752A - Device for supplying hot and cold water to two sanitary ware : en fr
  • FR779766A - Apparatus and accessories for stretching and sealing bands around packages : en fr
  • CA349435A - Hinged last : en fr
  • DE611841C - Reversible fluid transmission with at least two coaxially arranged flow clutches : de en
  • DE611706C - Umbrella closure : de en
  • US1996975A - Container : en
  • US1996866A - Two-cycle gas engine : en
  • US1997042A - Signaling : en
  • US1997241A - Display case : en
  • US1997432A - Shelf construction : en
  • US1997513A - Plug for walls or the like : en
  • GB426820A - Insert for diffusers employed in the extraction of sugar from sugar beet cossettes : en
  • GB426920A - Process for the separation of hydrocarbons : en
  • GB426945A - Steam generating and steam power units : en
  • AT141323B - Stretchy fabric. : de en
  • US1996736A - Safety razor : en
  • AT141290B - Circuit arrangement for supplying radio sets or the like from the network. : de en
  • GB426917A - Improvements in float valves for refrigerating apparatus : en
  • CA349481A - Telephone exchange system : en fr
  • DE611873C - Electrically heated continuous furnace : de en
  • DE612062C - Process for the concentration of alcohols, in particular ethyl alcohol : de en
  • GB427000A - An improved pocket lighter : en
  • FR779760A - Instrument for the orientation of vehicles according to a large earth circle : en fr
  • FR779836A - Quick and watertight fixing and closing device for filter devices : en fr
  • AT141368B - Mouthpiece for vacuum cleaner. : de en
  • DE611984C - Extension sword for water-borne sound devices : de en
  • AT141313B - Perforated disc for meat grinders. : de en
  • US1996995A - Massage machine : en
  • US1996738A - Production of condensation products from aromatic hydrocarbons : en
  • GB426754A - An improved machine for household use : en
  • GB426766A - Improvements in or relating to electric lighting installations : en
  • AT141278B - Sound control device. : de en
  • GB426773A - Improvements in or relating to the production of reinforced floating concrete structure : en
  • GB426847A - Improvements in commodes and other box seats : en
  • GB426808A - Improvements relating to the use of electric discharge devices for illuminating purposes : en
  • GB426999A - Improvements in electromagnetically-tripped automatic overload circuit-breakers : en
  • GB427007A - Compensating device for vehicles, especially for motor vehicles : en
  • FR779821A - Universal support for the adjustable attachment of all tools and accessories to agricultural machinery : en fr
  • FR779872A - Process for treating distillable carbonaceous materials with hydrogenating gases : en fr
  • FR779835A - Mechanism with repeater device intended to activate coin-operated games placed in tables of cafes, restaurants, etc. : en fr
  • CA349436A - Hinged last : en fr
  • FR779652A - Method of packaging and preservation of fishing lines and application devices : en fr
  • US1997144A - Process for the manufacture of valuable products from ethylene and/or its homologues : en
  • DE612104C - Cell for the electrolytic production of light metals : de en
  • DE611894C - Portable roller screen for projection purposes : de en
  • DE611875C - Rotationally symmetrical drive system for cantilever chairs with tubular armature that can be moved back and forth in front of the edges of the pole pieces : de en
  • DE597950C - Ejector for automatic firearms : de en
  • GB426922A - Photographic developing apparatus : en
  • GB426888A - Change speed gear : en
  • DE611732C - Nozzle insert for exhaust steam injectors : de en
  • DE612037C - Self-acting device to maintain balance for two-wheeled vehicles : de en
  • DE612148C - Circuit arrangement for time switch devices : de en
  • DE612030C - Device for automatically maintaining a certain operating pressure : de en
  • US1997250A - Glassware leer construction : en
  • DE611811C - Display and monitoring device for the switching positions of remote-controlled electrical switches : de en
  • DE611874C - Wheel set, preferably for conveyor wagons : de en
  • GB426726A - An improved pouring device for bottles and other containers : en
  • FR779575A - Adhesive plasters for the protection of corns on the foot : en fr
  • FR779663A - Method and device for natural dust removal : en fr
  • FR779809A - Carbon arc lamps for projection, and more particularly for cinematographic projection : en fr
  • FR779669A - Friction disc for clutches and brakes : en fr
  • GB426668A - Improvements in or relating to electric fuses : en
  • FR779587A - Improvements to shoes : en fr
  • US1997517A - Adjustable lid support : en
  • US1997233A - Rotary pump : en
  • FR779735A - Method and apparatus for the production of ozone : en fr
  • US1996799A - Electrolytic cell : en
  • US1997258A - Rheostat for control of relatively low voltage circuits : en
  • FR779814A - Apartment balls game : en fr
  • GB427256A - Piston-rings : en
  • US1997208A - Electrical counting system : en
  • DE611285C - Procedure for rectification in absorption refrigerators : de en
  • DE611861C - Self-seller for hot sausages : de en
  • DK50122C - Vacuum cleaner. : da en
  • US1996773A - Mining apparatus : en
  • DE611838C - Device for securing the closure of doors, in particular motor vehicle doors : de en
  • CA349394A - Phenol-aldehyde condensation product preparation : en fr
  • US1997163A - Electrical prospecting : en
  • FR779888A - Advanced rotary internal combustion engine : en fr
  • FR779689A - Rotator for airplanes with rotating fins : en fr
  • FR779852A - Handle for grabbing and carrying bicycles : en fr
  • DE612130C - Device for the transverse displacement of tapes with several audio tracks : de en
  • DE611909C - Drive for a cutter bowl : de en
  • DE612102C - Process for the manufacture of electron-emitting cathodes : de en
  • US1997170A - Draft gear for railway vehicles : en
  • US1997205A - Signaling system : en
  • US1997353A - Automatic screw making machine and the like : en
  • FR779566A - Safety device for television tubes : en fr
  • US1997006A - Method of preparing and nitriding a ferrous article : en
  • FR779608A - Lighting device for microscopes : en fr
  • GB426684A - Improvements in cord and rubber belt with separated longitudinal cords : en
  • GB426690A - Improvement in adjustable resistances : en
  • FR779680A - Preparation of a water-stable cured vulcanized fiber : en fr
  • GB426729A - Improvements in and relating to the manufacture of beverages : en
  • FR779612A - Improvements to electrically operated toy locomotives : en fr
  • GB427318A - Improvements in and relating to direction indicators for vehicles : en
  • DE612061C - Device for copying cutting pattern lines and marks or for stapling and stapling strips of fabric : de en
  • FR779716A - Improvements in the production of diazotype photographic prints : en fr
  • GB426698A - Apparatus for simulating movement for publicity panels and other objects : en
  • FR779564A - Hand cleaning product : en fr
  • US1996858A - Translucent paper : en
  • USD95126S - Design fob a textile fabric : en
  • DE611863C - Schweroel steam burner : de en
  • DE612027C - Shooting range with money slot : de en
  • US1996938A - Motion changing device : en
  • US1996871A - Guy wire protector : en
  • GB426744A - Improvements in or relating to dentures and denture blanks and to processes of making the same : en
  • DE612087C - Device for storing, driving in and pulling out thumbtacks : de en
  • FR779757A - Sanitary fixture such as washbasin, bathtub, etc. : en fr
  • GB426821A - Improvements in the production of metal shapes of plate form : en
  • GB426881A - Improvements in and relating to the production of titanium pigments : en
  • GB427174A - Improvements in massage appliances : en
  • DE612041C - Bullet for penetrating armor plates : de en
  • CA349392A - Cylinder grinder mechanism : en fr
  • AT141331B - Steerable toy vehicle. : de en
  • USD95127S - Design for an engine hood for : en
  • CA349411A - Electric control system : en fr
  • DE611967C - Process for the production of durable paste and slime from the seeds of Ceratoni siliqua and related plants : de en
  • DE612000C - Process for improving the soy sludge to be added to margarine in a moist state : de en
  • FR779507A - Method and device for remote control by means of control currents at audible frequencies, superimposed on a strong current network : en fr
  • GB426993A - Face mask of rubber for cosmetic purposes and method of manufacture : en
  • GB427012A - Improvements in and relating to electromagnetic hydraulic operating mechanism : en
  • US1997214A - Rock crusher : en
  • US1997444A - Clutch controlling device : en
  • US1997537A - Pipe : en
  • GB426742A - An improved system for transmitting scenes and pictures by wire or wireless telegraphy : en
  • GB426691A - Mechanical toy : en
  • US1996830A - Amplifier : en
  • AT141318B - Process for the production of a linoleum-like covering. : de en
  • DE612140C - Device to keep approaching gas plumes away in air raids : de en
  • DK50106C - Axle bearing with Upper and Lower panes for Rail vehicles housed in a Unit House. : da en
  • US1996874A - Articulated ankle joint for artificial feet : en
  • US1997210A - Strands and a method of assembling them : en
  • US1997237A - Spring structure : en
  • US1997339A - Fish scaler : en
  • US1997511A - Astronomical watch : en
  • US1997540A - Slicing machine : en
  • US1997008A - Method of preparing and nitriding a ferrous article : en
  • US1996914A - Engine : en
  • FR779640A - Hair roller barrette for styling, making curls, rollers, etc. : en fr
  • FR779728A - Accounting by decal and appropriate material including a file suitable for classifying paper files of all formats : en fr
  • FR779895A - Process for obtaining oxidation products from hydrocarbons : en fr
  • GB426685A - Improvements in connection with vehicle lighting for parking : en
  • DE612017C - Water ring pump with a return pipe for the auxiliary fluid : de en
  • US1997235A - Trick device : en
  • FR779520A - Slag grate for inclined grates with propulsion : en fr
  • FR779749A - Device for compensating for variations in the stroke of the brake piston for vehicles, especially for railway wagons, in which the transmission ratio of the wheelhouse is adjustable by degrees : en fr
  • GB426629A - Improvements in or relating to means for fixing sheet-metal clips, plates and the like, by means of spikes : en
  • GB426762A - Improvements in combined electrically-operated fans and heaters : en
  • DE612057C - Motorized winding device for spring-driven drives, especially for clocks : de en
  • DE612128C - Hot water heating boiler for installation in kitchen stoves : de en
  • US1997224A - Static controller : en
  • US1997252A - Sewage sludge treatment : en
  • DE611965C - Process for the production of water-insoluble azo dyes : de en
  • DK50100C - Efforts to Support Back Coats in Footwear. : da en
  • FR779543A - Fumivorous device for boilers, ovens, etc., with blower injector and safety device : en fr
  • GB426696A - Improvements in or relating to variable pitch screw-propellers : en
  • GB426728A - Mechanical furnace for roasting sulphurous ores : en
  • FR779773A - Manufacturing process of rubber-based material and leather : en fr
  • DK50125C - Coupling for Volume control of Amplifiers. : da en
  • US1996819A - Automatic forging or pressure machine : en
  • US1997384A - Shim : en
  • US1996869A - Signaling apparatus and method of using the same : en
  • US1996939A - Engine : en
  • US1997486A - Chair : en
  • FR779537A - Improvements made to warning systems, in particular those for signaling fire : en fr
  • DE612095C - Process for the production and purification of salts with double conversion with base exchangers : de en
  • FR779729A - Packaging for foodstuffs and the like, and method and apparatus for capping them : en fr
  • GB426860A - Improvements in or relating to the electrical treatment of mineral and other material for separating different constituents thereof from one another : en
  • FR779772A - Device for automobile bodywork allowing the rapid transformation of any closed all-steel car into an open car and vice versa : en fr
  • CA349465A - Locomotive stoker : en fr
  • US1997393A - Autodyne circuit : en
  • US1997554A - Door supporting and guiding means : en
  • CA349457A - Electric switch : en fr
  • AT141308B - Hollow stone beams. : de en
  • USD95136S - Design for a back wall fob gas : en
  • FR779558A - Shuttle guard comprising a thread cutter with device to hold the weft thread : en fr
  • US1996786A - Slide loop : en
  • US1997303A - Antiaircraft fire control table : en
  • US1997521A - Traveler for ring spinning and ring doubling frames : en
  • CA349343A - Maple tree tap : en fr
  • US1997218A - Telephone repeater : en
  • US1997284A - Adjustable chain drive : en
  • US1997151A - Solidifying carbon dioxide : en
  • US1996778A - Receptacle : en
  • US1996908A - Rail flaw detector mechanism : en
  • US1997217A - Combination hoist and aerial tram : en
  • USD95158S - Design fob a tread plate : en
  • US1997227A - Rotor cutting machine : en
  • US1997020A - Electrical coil : en
  • AT141275B - Feedback multi-grid tube circuit. : de en
  • CA349431A - Deep well treating method : en fr
  • US1997104A - Lifting mechanism for dump bodies of vehicles : en
  • US1997319A - Cellulose organic ester composition containing pinacol : en
  • AT141279B - Arrangement consisting of an electrical oscillation circuit with positive resistance, an electron discharge path with positive resistance and an electron discharge path with negative resistance. : de en
  • CA349467A - Elevating truck : en fr
  • CA349495A - Clasp brake : en fr
  • DE611871C - Safety valve with vertical guidance of the valve cone : de en
  • DE612013C - Process for achieving sufficient degrees of blackening for inter-film television pictures with extremely short exposure times, for example 1/1000000 of a second, per pixel : de en
  • AU1982834A - Improvements relating tothe manufacture of footwear : en
  • DE611864C - Pressed gas burner for signal lanterns : de en
  • FR779828A - Improvements to armature windings for dynamoelectric machines : en fr
  • FR779885A - Improvements to fans for running vehicles, such as railroad cars, automobiles, etc. : en fr
  • AT141388B - Gas-filled discharge tube with a hot cathode, preferably an oxide cathode and one or more anodes arranged in tube attachments. : de en
  • AT141264B - Insole. : de en
  • CA349377A - Safety lock box : en fr
  • US1997456A - Elastic fluid turbine : en
  • AT141329B - Drying frame for grass, clover or the like. : de en
  • CA349366A - Egg lifting device : en fr
  • DE611946C - Line measuring device for register strip punching machines : de en
  • US1997405A - Ferrous metal casting : en
  • US1997122A - Corrugating machine : en
  • US1997137A - Recorder : en
  • US1997434A - Sectional shade awning : en
  • US1996809A - Separator for antifriction bearings : en
  • US1996853A - Fastening inserting machine : en
  • DE612065C - Device to avoid the formation of condensate inside cold insulation : de en
  • DE612127C - Forced air heater with gas or oil firing, especially for room heating : de en
  • FR779866A - Quick opening and closing device for various containers : en fr
  • GB426799A - An improved vanity case : en
  • DE611939C - Device for feeding goods from wagons or the like onto a continuous conveyor, in particular steel cell conveyor, provided with transverse walls : de en
  • DE612149C - Arrangement for electrical machines, in particular water power generators, with a vertical shaft and a thrust bearing arranged below the pole wheel and carried by the central part of a support cross : de en
  • FR779546A - Manufacturing process for anthraquinone derivatives : en fr
  • US1997019A - High frequency generator : en
  • AT141392B - Changeover device for the brake lever of the brake linkage, which has two pivot pins. : de en
  • AU1700234A - Improvements in electric discharge tubes : en
  • CA349471A - Sound reproducing system : en fr
  • AU1781234A - Improvements in fluid operated devices forthe transmission of power : en
  • DE612020C - Support grid for furniture : de en
  • FR779532A - Fitting for pipe assembly : en fr
  • US1997395A - Bag closure : en
  • US1997098A - Metal cutting and forming apparatus : en
  • FR779508A - Aircraft : en fr
  • US1996935A - Ice cream tray : en
  • FR779800A - Method and apparatus for gauging yarns in knitting looms and the like : en fr
  • US1996802A - Automatic choke control : en
  • US1997154A - Damping device for overhead cables : en
  • US1997267A - Laundry system : en
  • DE612042C - Striking detonator for grenades and other projectiles : de en
  • FR779817A - Skill game : en fr
  • US1997424A - Pencil : en
  • DE612129C - Automatic needle changing device for speaking machines : de en
  • CA349347A - Ore grinding and amalgamating apparatus : en fr
  • GB426757A - Improvements in or relating to non-permeable coatings : en
  • US1996879A - Fastening-inserting machine : en
  • US1996875A - Fluid motor and pump : en
  • US1997446A - Illuminating toy : en
  • CA349480A - Wave filter : en fr
  • FR779755A - Ceramic bathtub : en fr
  • FR779696A - Improvements to electrical communication systems, by modulated carrier current, in particular for telephone communications in trains : en fr
  • FR779748A - Fixing method without visible riveting of handles, handles and others to aluminum containers : en fr
  • GB426848A - Improvements relating to the manufacture of pipes and the like from sheet metal : en
  • GB426983A - Improvements relating to motor cycle saddles : en
  • US1996737A - Quartz oscillator arrangement : en
  • FR779553A - Double bracket for assembly by riveting the angles of cover, case, trunk, etc. : en fr
  • DE612088C - Inlay to support the arch of the foot : de en
  • CA349408A - Alternating current motor : en fr
  • US1997436A - Well reamer : en
  • US1997482A - Ironing machine : en
  • US1997531A - Combined quartz mill and crusher : en
  • AT141309B - Internal combustion engine. : de en
  • FR779710A - Successive roadside advertising panels forming an illustrated text : en fr
  • DE612093C - Machine welding torch : de en
  • GB426819A - Improvements in or relating to the manufacture of cigarettes : en
  • GB426989A - Improvements connected with folding chairs and stools : en
  • US1996992A - Telephone system : en
  • US1997018A - Splint : en
  • US1997425A - Clamping device : en
  • US1997455A - Packing box construction : en
  • US1997335A - Crate : en
  • US1997414A - Automatic ride control for motor driven vehicles : en
  • DK50111C - Device for Sorting Metal Discs, e.g. Coins. : da en
  • DE611886C - Cooking kettle with intermediate floor : de en
  • DE612101C - Control device for step transformers that can be switched under load : de en
  • FR779540A - Pre-heater for cans : en fr
  • FR779664A - Stretch quillon for artificial leg : en fr
  • GB426701A - Flushing apparatus for cisterns : en
  • US1997492A - Insecticide dispensing appliance : en
  • US1996847A - Radiodevice : en
  • US1997039A - Heat blower : en
  • US1997130A - Reflex camera with movable mirror : en
  • US1997360A - Twisted strap conveyer : en
  • US1997276A - Lock : en
  • FR779506A - Improvement in sealing device and process for electric capacitors, and similar devices : en fr
  • US1997476A - Compressor control system : en
  • FR779653A - Device for the packaging, preservation and presentation of fishing lines : en fr
  • DE611397C - Process for the preparation of water-soluble zinc compounds of oxymethanesulfinic acid : de en
  • AT141346B - Hand-closable strip seal. : de en
  • DE611893C - Track scales with a stop device for the vehicle in its weighing position : de en
  • GB426939A - Improvements in or relating to electron discharge devices : en
  • FR779633A - Development of medium and high pressure acetylene generators : en fr
  • FR779806A - Water heater cleaning device : en fr
  • GB426651A - Improvements in or relating to safety razors : en
  • US1997046A - Support for tube frames in axminster looms : en
  • US1997370A - Fluid pump : en
  • DK50103C - Device for securing railway crossings. : da en
  • FR779819A - Coupling arrangement for communications translations in telegraph installations : en fr
  • DE612132C - Carburetor : de en
  • FR779514A - Shielding for high frequency instruments or their parts : en fr
  • GB426803A - Improvements in volume control in radio receivers : en
  • DE611979C - Adapter for studio cameras : de en
  • IE13222L - Machine guns : en
  • DK50096C - Procedure for the manufacture of greased soaps, shaving creams and similar masses. : da en
  • GB426884A - Improvements in or relating to the manufacture of terry fabrics : en
  • GB426632A - Suction actuated governors for internal combustion engines : en
  • GB426770A - A method of and apparatus for making composite metal strip : en
  • GB426859A - Improvements in relief valves : en
  • FR779900A - Electric friction massage device : en fr
  • FR779690A - heat exchanger : en fr
  • FR779552A - Alternative metal sawing machine : en fr
  • US1997350A - Rotary pump : en
  • DE611951C - Locomotive steering frame with radially adjustable running axis and ideal pivot point : de en
  • GB426778A - Improvements in and relating to the manufacture of white lead : en
  • FR779753A - Cistern for water closet or other applications : en fr
  • GB426707A - Improvements relating to the production of electrically conducting coatings : en
  • DE611896C - Centrifugal governor for piston internal combustion engines : de en
  • GB426673A - An improved decorative panel : en
  • GB427173A - Improvements relating to stands for portable wringers : en
  • AT141389B - Ladies' gallantry shoe. : de en
  • DE611408C - Device for the selective display or shutdown of faulty system parts : de en
  • DE611958C - Distance-dependent protective device for three-phase networks : de en
  • GB426951A - New or improved means applicable for use in the mechanical drying of fibrous or granular materials and the like : en
  • GB427311A - Improvements in or relating to brakes for vehicles : en
  • US1997096A - Cutter head for power driven hair clipping and shaving devices : en
  • US1997185A - Electrolytic condenser : en
  • DE612120C - Electrical apparatus, in particular telecommunication device, with a capsule serving as a membrane : de en
  • FR779722A - Improvements to circuits with discharge tubes : en fr
  • CA349348A - Christmas tree support : en fr
  • FR779823A - Spool for photographic film : en fr
  • US1997500A - Method of manufacturing new articles of jewelry and ornaments : en
  • GB426969A - Improvements in and relating to book marks and book rests : en
  • FR44811E - : fr
  • GB426895A - Improvements in or relating to combination locks : en
  • DE611856C - Double regulating throttle coil with sliding iron back connection : de en
  • GB426995A - Improvements in housings for rotary engines, pumps or the like : en
  • CA349472A - Trimming machine : en fr
  • US1997243A - Trot line holder and setter : en
  • USRE19522E - Bail joint and bab thebefob : en
  • USD95165S - Design for a plate ob similar article : en
  • AU1908534A - Improvements in and relating to electric discharge devices : en
  • US1997280A - Flotation of oxides : en
  • GB426752A - A process for the treatment of oils of marine origin : en
  • CA349441A - Railway traffic controlling system : en fr
  • DE611615C - Relay dependent on the mutual phase position of two currents : de en
  • US1996881A - Means for regulating the temperature in explosion motors : en
  • US1996996A - Universal joint : en
  • CA349407A - Electrical measuring instrument : en fr
  • CA349415A - Card sorter : en fr
  • US1996952A - Device for feeding heated rooms with water vapor : en
  • US1997279A - Piston driving mechanism : en
  • AT141277B - Carrier or core, in particular for oxide-coated cathodes. : de en
  • DE612039C - Springy wheel : de en
  • CA349379A - Stone crusher : en fr
  • US1997399A - Tiled construction : en
  • DE612047C - Device for regulating the feed water supply of steam generators consisting of a single pipe string : de en
  • CA349397A - Lumber impregnation : en fr
  • US1997352A - Motor driven toothbrush : en
  • US1997507A - Process of photo-printing : en
  • US1996824A - Chassis construction : en
  • US1996902A - Current control system for electric welders : en
  • US1997509A - Cooking utensil : en
  • CA349433A - Container : en fr
  • US1997282A - Light weight clay product and process of making : en
  • US1997229A - Heat exchange plant : en
  • DE611911C - Cutting thickness adjustment for bacon derinding machine with a knife going back and forth : de en
  • FR779794A - Pressed yeast manufacturing process : en fr
  • AT141385B - Device for attaching friction-increasing linings on pulleys u. like : de en
  • CA349359A - Mower sharpening device : en fr
  • AT141382B - Process for the production of iron or steel in the Siemens-Martin furnace or electric furnace, in particular high-frequency furnace, as an end product, master alloy or base material for alloys. : de en
  • AU1687034A - Improvements in or relating to electric storage batteries : en
  • AU1830034A - Improvements in and relating to magnetic compasses : en
  • CA349477A - Synchronous motor : en fr
  • US1996936A - Electricity meter : en
  • US1997065A - Automatic weighing device for paving plants : en
  • US1997333A - Roll film camera : en
  • US1997297A - Carbon saver ferrule for uncut carbon electrode sticks : en
  • US1997016A - Remote control circuit changer : en
  • US1996863A - Method of and machine for finishing the edges of sheet material : en
  • US1997040A - Automatic cut-out : en
  • US1997140A - Feed roller starter and brake for cylinder printing type presses : en
  • US1997186A - Heating system : en
  • US1997428A - Clamping device : en
  • AT141362B - Process for the improvement and refinement of low-fat or fat-free cellulose-containing foods. : de en
  • US1996822A - Separation of 1, 8-naphthylamine-sulphonic acid : en
  • US1997266A - Film movement : en
  • USRE19529E - Process for producing black and for : en
  • US1997295A - Apparatus and process for re-refining waste lubricating oil : en
  • AU1690534A - Improvements in lubricants especially suitable very high pressures and speeds : en
  • DE611912C - Process for the production of raised patterns on cellulose-containing products : de en
  • AT141394B - Discharge tube with double bar control grid. : de en
  • US1997004A - Method of preparing and nitriding a ferrous article : en
  • AT141289B - Arrangement for sending and receiving ultra-short waves. : de en
  • CA349461A - Moulding compound : en fr
  • US1997259A - Hand truck : en
  • US1997361A - Leading in device for metallic vacuum-discharge containers : en
  • FR779623A - Emergency brake system for vehicle : en fr
  • GB427015A - Improvements in and relating to electric switches : en
  • US1997028A - Combination settee and bed structure : en
  • US1997346A - Linotype and intertype magazine storage cabinet and a rail unit provided therein : en
  • US1996794A - Welding electrode : en
  • US1997407A - Amplifier : en
  • USD95118S - Design for an oil dispenser : en
  • FR779883A - Process for preparing 1-ascorbic acid : en fr
  • GB427257A - An arrangement for the electro-magnetic recording of letter and like signals : en
  • GB426688A - Improvements in lamp mountings for use in sound reproducing apparatus : en
  • FR779846A - Heating pad cover filled with thermogenic powder : en fr
  • GB426903A - Improvements in or relating to electrical socket contacts : en
  • FR779649A - Improvements to motor vehicle police plates, billboards and all similar applications : en fr
  • GB426663A - Improvements in change-over shutter mechanism for kinematograph projectors : en
  • FR779535A - Improvements to pump fire extinguishers for automobiles and others : en fr
  • DE611385C - Device for regulating temperature and pressure : de en
  • FR779570A - Improvements to dumbbells : en fr
  • DE611918C - Device for sieving solid components out of liquids : de en
  • US1997479A - Photoconductive device and method of making it : en
  • GB426731A - Improvements in and relating to sheet delivery mechanism for printing machines : en
  • AU1701834A - Improvements in oil fired water heaters : en
  • DE611862C - Carburetor burner with a valve in the supply line for the liquid fuel to the carburetor and a valve in the gas nozzle : de en
  • GB426782A - Improvements in and relating to three or more jawed chuck, more particularly for lathes : en
  • FR779845A - Support hanging from ladders : en fr
  • DE611901C - Process for the production of thin-walled, inside hollow tools : de en
  • DE612050C - Circuit in electric gas discharge lamps with electrodes, at least one of which is designed as an indirectly heated glow electrode : de en
  • FR779804A - Flame retardants for easily flammable objects : en fr
  • GB426738A - Improvements in wrapping machines : en
  • US1997536A - Tobacco smoking implement : en
  • FR779725A - Indicator-recorder device for the observation and measurement of the flight elements of an aerial objective pursued : en fr
  • GB426733A - Improvements in and relating to machines for the manufacture of hollow blown glass articles : en
  • GB426891A - Improvements in or relating to floats for assisting swimming or for providing buoyancy in water : en
  • FR779775A - Fast process for the mechanical finishing of cinematographic films, more especially for remote transmission : en fr
  • DK50120C - Holder for toiletries. : da en
  • DE611844C - Device for feeding and spreading tobacco leaves for a leaf stalk device : de en
  • AT141296B - Procedure for water compensation. : de en
  • GB426844A - Improvements in and relating to the treatment of acid tar or sludge obtained in refining oils with sulphuric acid : en
  • GB427019A - Method of and means for maintaining constant temperature in an enclosed space : en
  • FR779580A - Diffuser economizer for carburators : en fr
  • FR779673A - Coating for tanks and cisterns : en fr
  • DE612048C - Method for the transmission of telegraphic characters with image telegraphic means, in which the AC power distribution network is used for synchronization : de en
  • FR779801A - Process for coloring or dyeing leather : en fr
  • FR779839A - Method and device for the control of high frequency currents : en fr
  • GB426802A - Improvements in or relating to superheterodyne radio receivers : en
  • FR779862A - Braun tube refinements : en fr
  • DE611990C - Membrane gas pressure regulator : de en
  • AT141261B - Exposure meters for photographic enlargements. : de en
  • GB426647A - Improvements in or relating to check devices for use in connection with delivery apparatus : en
  • FR779778A - A method and apparatus for collecting water from subterranean formations or delivering water to such formations : en fr
  • FR779877A - Safety razor enhancements : en fr
  • GB426681A - Cylinders of internal-combustion engines : en
  • DE611948C - Roll film feeding device : de en
  • GB426811A - Improvements in or relating to envelope making machines : en
  • GB426933A - Improvements in or relating to gasometers : en
  • GB426761A - Improvements in milling machines or other machine tools : en
  • DE1331917U - : de
  • DE612055C - Switching device for the gearbox in front of the engine of vehicles with front-wheel drive : de en
  • DE611868C - Tamping device : de en
  • FR779747A - Improvements to sifting machines : en fr
  • GB427011A - Improvements in electric switches, suitable for use with overhead transmission lines : en
  • GB427088A - Improvements in electric starting systems for internal combustion engines : en
  • FR779513A - Method and apparatus for producing permanent waves : en fr
  • GB427003A - Improved combination stop-valve and gas-pressure regulator : en
  • US1997116A - Closure for collapsible tubes : en
  • US1997145A - Recovery of hydrocarbons from gases containing constituents, such as diolefines and the like : en
  • US1997209A - Control mechanism : en
  • DE611881C - Portable electric spot welding machine : de en
  • US1997053A - Short wave oscillation generator : en
  • DE612135C - Slip clutch : de en
  • US1996945A - Self loading vehicle : en
  • US1997031A - Process for treating gravel : en
  • US1997448A - Automatic vacuum gear shift : en
  • US1997459A - Ignition apparatus : en
  • FR779744A - Improvements to cone-shaped hearths : en fr
  • GB426751A - Improvements in or relating to methods of manufacturing dulled filaments, films and like artificial products of viscose : en
  • GB426797A - Improvements in and relating to fluorescent screens : en
  • GB426839A - Improvements in or relating to expanded metal : en
  • US1997348A - Oil burner apparatus : en
  • USD95139S - Design fob a suction cleaner casing : en
  • AT141255B - Method and device for producing a thread chain for darning fabrics, clothes, stockings, sacks, etc. : de en
  • DE611744C - Liquid circulation heating with automatic control of the liquid circulation depending on the room temperature, especially for railroad cars : de en
  • DE611947C - Device for automatic loading and unloading of sheets on platen printing presses : de en
  • US1996812A - Partition or cell case machine : en
  • US1997400A - Carbonating charger : en
  • US1997061A - Rotary hydraulic machine : en
  • US1997178A - Electrical examination paper scoring device : en
  • US1997200A - Alloy covered cable manufacture : en
  • GB426852A - Improvements in and relating to welding transformers : en
  • US1996953A - Packing device : en
  • US1996807A - Valve gear for operating dual valves : en
  • US1997409A - Automatic film threading motion picture machine : en
  • FR779860A - Process for manufacturing dense vulcanized rubber products, soft or hard : en fr
  • DE612010C - Process for the preparation of 3, 4, 5, 6-tetrachloro- or 3, 4, 6-trichloro-5-bromo-2-amino-1-oxybenzene : de en
  • DK50115C - Procedure for the production of urea derivatives of the heterocyclic series with quaternary ring-bound nitrogen. : da en
  • FR779528A - Pigment production : en fr
  • FR779579A - Compression-ignition internal combustion engine : en fr
  • FR779548A - Improvements to machines for working leathers and skins : en fr
  • US1997081A - Electrical connection : en
  • DE611796C - Device that notches the punch to be stolen with a saw : de en
  • FR779662A - Boring and glazing machine for combustion engine cylinders : en fr
  • US1997064A - Impulse generator : en
  • US1997155A - Doorlock : en
  • US1997281A - Automatic burner : en
  • FR779667A - Apparatus for degreasing metal or other parts using a solvent recoverable by distillation : en fr
  • FR779684A - Preparation of a monooxychrysene : en fr
  • GB426633A - Improvements relating to presses for cutting metal and other sheets : en
  • GB427022A - Improvements in and relating to dark slides for photographic apparatus : en
  • FR779886A - Process for obtaining a salt free of gypsum, easily soluble and coloring well. from molten rock salt : en fr
  • FR779630A - Process for obtaining layers impermeable to water and air : en fr
  • FR779539A - Freewheel and brake propulsion device : en fr
  • GB426897A - Silencers for gaseous currents : en
  • GB426974A - Machine for moulding butter or the like : en
  • DK50119C - Coupling to a Motor Vehicle with Trailer. : da en
  • US1996850A - Method of making propeller blades : en
  • US1996991A - Cutting torch : en
  • US1997052A - Shuttle : en
  • US1997315A - Apparatus for taking flash light pictures : en
  • FR779711A - Surge arrester : en fr
  • DE611711C - Tabulation machine controlled by punch cards with balancing mechanisms : de en
  • GB426678A - An improved device for use in knitting and crocheting : en
  • GB427093A - Braun tube : en
  • FR779648A - Safety razor enhancements : en fr
  • GB426703A - Improvements in and relating to springing arrangements for vehicles : en
  • DE611921C - Process for increasing the receptivity of cellulose esters for dyes : de en
  • DE612049C - Pseudo vacuum switch : de en
  • FR779626A - Tabulator machine for calculating totals of positive and negative groups : en fr
  • GB426858A - Improvements in or relating to mechanism for conveying tobacco leaves, particularly for tobacco leaf spreading or stemming machines : en
  • DE612144C - Centrifugal whip with device for winding a top : de en
  • FR779863A - Control device for the counter mechanism of adding machines : en fr
  • AT141311B - Self-collecting locking device for telephones. : de en
  • US1997349A - Process and apparatus for producing seamless cellulose tubes : en
  • US1997193A - Permanent magnet and method of manufacturing same : en
  • AT141395B - Axle bearings, in particular for rail vehicles. : de en
  • US1997169A - Seal : en
  • US1997466A - Surgical appliance : en
  • US1997124A - Film projecting apparatus : en
  • FR779856A - Dental equipment : en fr
  • FR779873A - Orthopedic device : en fr
  • GB426824A - Improvements in apparatus for vulcanising tyres : en
  • GB427013A - Improvements in and relating to the separation of specifically lighter and heavier components from liquid or gaseous mixtures : en
  • US1997365A - Valve device for bleed opening : en
  • US1997458A - Electroplating machine : en
  • USD95166S - Design for a plate ob similar article : en
  • US1997274A - Unit air conditioner : en
  • DE612090C - Device for trimming cigar wraps, cigars or cigarillos : de en
  • FR779810A - Photographic or cinematographic camera with viewfinder : en fr
  • DE612012C - Fluid pressure handbrake : de en
  • DK50099C - Procedure for Treatment of Coffee or Mixtures Containing Coffee. : da en
  • FR779550A - Method for determining the hardness of grinding wheels : en fr
  • US1997015A - Electrically operated track switch : en
  • US1997110A - Shoe-nail for mountain boots : en
  • GB426724A - Improvements in variable pitch and reversible propellers : en
  • DE610393C - Heat exchangers, in particular for dairy purposes : de en
  • US1996942A - Water softener : en
  • US1997087A - Grave marker : en
  • US1997192A - Grilling stove : en
  • US1997302A - Method for treating and purifying sewage : en
  • US1997447A - Loose leaf binder operator : en
  • GB427172A - Bearing arrangement for rollers of conveyers : en
  • US1997401A - Flushing apparatus : en
  • US1996883A - Locking means for automatic dispensers : en
  • US1997021A - Vibration dampener motion transmitting element : en
  • US1996937A - Production of chlorinated rubber products : en
  • US1997215A - Steam boiler : en
  • DE611830C - Gas densitometer : de en
  • DE611831C - Teaching aids for algebra : de en
  • CA349466A - Locomotive stoker : en fr
  • US1997025A - Tag holder : en
  • CA349342A - Agricultural apparatus : en fr
  • USD95149S - Design for a shaker : en
  • US1997415A - Supporting grille-blades from radiator shells : en
  • US1997541A - Slicing machine : en
  • USD95150S - Design for lace or the like : en
  • CA349479A - Rolling mill repeater : en fr
  • DE611924C - Process for the preparation of aliphatic or cycloaliphatic primary amines : de en
  • DE611929C - Circuit arrangement for telephone systems in which the participants can make connections in two traffic directions themselves : de en
  • FR779602A - Connection device for the spark plug cable : en fr
  • GB426659A - Improvements in and relating to carriers for mechanically-effecting records of vibrations, such as sound waves : en
  • USD95133S - Design fob a plate cover : en
  • US1997546A - Combined expansion and contraction joint-tubular type : en
  • FR779610A - Method and device for enamelling and varnishing of wires, bands, etc. : en fr
  • GB426804A - Improvements in or relating to platen printing presses : en
  • US1997347A - Oil burner apparatus : en
  • US1997027A - Universal seat pad : en
  • US1997226A - Chlorination of aromatic compounds : en
  • FR779793A - fuel saver for internal combustion engines : en fr
  • GB426697A - Sewing machine feed mechanism : en
  • US1997136A - Method of and apparatus for manufacturing fiber board : en
  • US1997181A - Air conditioning and ventilating means for brooders : en
  • US1997318A - Conveyance of goods through furnaces and the like : en
  • FR779880A - Connecting device for metallic or similar wires : en fr
  • US1996849A - Switch clutch : en
  • US1997036A - Gas burner construction : en
  • US1997306A - Incinerator : en
  • CA349447A - Cigar machine mould press : en fr
  • CA349494A - Elevator scale lock : en fr
  • AT141280B - Arrangement for the simultaneous change of self-induction and capacitance of an electrical oscillating circuit. : de en
  • DE611936C - Ship engine system with main and marching turbines : de en
  • US1996859A - Acidproof mortar for lining cellulose digesters and a process of lining cellulose digesters : en
  • US1996947A - Electric generator : en
  • US1997296A - Apparatus for making welded pipe : en
  • US1997495A - Shaker conveyer : en
  • US1996810A - Sizing apparatus : en
  • US1997135A - Catalyst and process of preparing same : en
  • US1997251A - Garment hanger : en
  • US1996884A - Fog-producing nozzle : en
  • US1997410A - Motion picture machine : en
  • US1997499A - Oscillating sieve : en
  • DE612094C - Electrically heated iron with ceramic cover : de en
  • GB426654A - Improvements in electric batteries : en
  • DE612097C - Lubricating device for compression refrigeration machines : de en
  • CA349444A - Tank roof sealing means : en fr
  • US1997076A - Mining machine : en
  • US1997263A - Method of manufacturing thin dielectric materials for high potential work : en
  • USD95163S - waller : en
  • CA349487A - Amino azo compound : en fr
  • AT141301B - Lid wallet. : de en
  • US1997388A - Telemetering system : en
  • US1997381A - Shingle : en
  • US1997524A - Electrical resistance furnace : en
  • US1997219A - Turret press : en
  • US1997563A - Method of making heat radiators : en
  • US1996931A - Window grating : en
  • US1996943A - Fluid measuring device : en
  • US1997245A - Telephone repeater : en
  • CA349478A - Phonograph turntable : en fr
  • CA349426A - Rotary wing aircraft : en fr
  • CA349451A - Sheet material : en fr
  • DE611791C - Method and device for producing goods in the form of knitted fabrics, in particular hosiery : de en
  • CA349489A - Metal casting method : en fr
  • DE611923C - Process for obtaining a durable, water-soluble dry preparation of the circulatory hormone from urine : de en
  • DE612096C - Device for preheating feed water for steam boilers, in particular locomotive boilers : de en
  • CA349476A - Push button selector : en fr
  • DE611960C - Arrangement on electrical machines and apparatus with earthed housing and automatic shutdown of the power supply : de en
  • FR779708A - Method of reconstituting worn running surfaces of rails and rails thus reconstituted : en fr
  • FR779875A - Apparatus for performing artificial respiration : en fr
  • GB426925A - Improvements in means for securing trousers in position without braces or belt : en
  • CA349452A - Brake drum : en fr
  • US1997166A - Duplex metal article : en
  • CA349430A - Rubber composition : en fr
  • AT141352B - Ledger. : de en
  • DE611991C - Antifreeze : de en
  • DE612011C - Perforating device for quick pressing : de en
  • DE611995C - Articles with a high hot yield strength : de en
  • DE612052C - Method for winding artificial threads on artificial silk spinning machines : de en
  • US1997167A - Printing mechanism : en
  • AT141326B - Friction ignition device for gas ovens or the like. : de en
  • AU1635734A - Improvements in or relating to superheterodyne receivers : en
  • US1996746A - Preparation of aryl magnesium chloride : en
  • US1997423A - Apparatus for compensating vibrations in ships and other structures : en
  • US1996801A - Preparation of egg products : en
  • US1997216A - Method of and means for producing concrete surfacing joints : en
  • US1997272A - Method and apparatus for making welded articles : en
  • US1997548A - Hammering machine : en
  • US1997248A - Steel brush road drag : en
  • GB426857A - Semi-automatic machine for moulding and wrapping soft masses, especially butter : en
  • DE611903C - Cinema machine : de en
  • FR779573A - Fastening device for rails on saddles with heels or ribs, or on crossbars with ribs : en fr
  • FR779745A - Improvements made to devices connecting two parts rotating around axes of respective variable positions, in particular to ball-joint hubs : en fr
  • US1997173A - Cooling arrangements for internal combustion engines : en
  • US1997275A - Dragline device for toys : en
  • AT141272B - Detector circuit. : de en
  • US1996753A - Artificial yarn and method of preparing the same : en
  • US1997203A - Closure structure for containers : en
  • US1997376A - Method of knitting and warp-thread feeding means for use in knitting : en
  • US1997489A - Plastic masses containing alcohol soluble polymerized vinyl compounds and process of preparing same : en
  • USD95147S - Design for a shoe : en
  • US1996805A - Control for infinitely variable transmission : en
  • US1997512A - Toy railway : en
  • US1997113A - Safe protector : en
  • DE611928C - AC railcar : de en
  • AT141299B - Reflector lens for incident and transmitted light. : de en
  • US1997177A - Apparatus for teaching arithmetic objectively : en
  • USD95120S - Design for a portable coffee grinder : en
  • US1997416A - Lifting device for ice trays : en
  • AT141387B - Method and device for premature quenching of the anode current in rectifiers, AC converters or converters. : de en
  • US1996919A - Internal combustion engine : en
  • USD95128S - Design for a textile fabric or simi : en
  • CA349455A - Capacitance coupling : en fr
  • CA349374A - Vehicle chain : en fr
  • CA349401A - Electric arc lamp : en fr
  • US1996957A - Slicing and shredding device : en
  • AU1582234A - Improved means for opening and or closing gates, garage doors and the like : en
  • FR779665A - Muffler for war firearms or others : en fr
  • FR779865A - Wrapping Machine Improvements : en fr
  • CA349404A - Rectifier : en fr
  • US1997547A - Manufacture of hard rubber : en
  • US1996889A - Fluid machine : en
  • US1997080A - Vending machine : en
  • USD95119S - Design for a tapestry : en
  • DE612070C - Oil-filled bushing current transformer for high voltages with a closed iron core provided with the low voltage winding and preferably made of highly permeable tapes : de en
  • FR779896A - Lubricant for high pressures : en fr
  • US1997260A - Elevator system : en
  • US1997305A - Derivatives of acenaphthene and process of making same : en
  • AU1910134A - A process and apparatus forthe manufacture of threads, strings bands, films andthe like from animal fibres : en
  • US1996958A - Method of and apparatus for varying the length of sound records : en
  • US1997373A - Tube ring : en
  • US1996825A - Tiltable support for tables : en
  • US1996882A - Locking means for totalizers : en
  • US1997090A - Delayed action electric switch : en
  • US1997331A - Camera shutter : en
  • US1997041A - Card holder and protector : en
  • US1997257A - Transparent wrapper and method of making the same : en
  • USD95116S - Design for a motor driven tank : en
  • AU1916934A - Improvements inthe manufacture of piston rings andthe like : en
  • US1997246A - Remote control apparatus for electrically actuated valves and other devices : en
  • US1997477A - Relay : en
  • AT141377B - Hot cathode. : de en
  • AT141356B - Process for the production of the emission layer of indirectly heated cathodes of electrical discharge tubes. : de en
  • AT141365B - Electrical capacitor, the dielectric of which consists of an oxide layer, in particular an electrolytic capacitor. : de en
  • CA349483A - Telegraph exchange system : en fr
  • CA349456A - Condenser stack : en fr
  • US1997271A - Loop receiver : en
  • AT141297B - Device for performing fine soldering work, in particular for dental technology soldering work. : de en
  • AT141373B - Smoke and mist filters. : de en
  • AT141266B - Shirt. : de en
  • AT141341B - Twist lock. : de en
  • AT141282B - Lighting device, in particular for the presentation of slides, colored pictures, photographs, glass paintings, art paintings and the like. like. in translucent light. : de en
  • CA349370A - Dispatch carrier : en fr
  • CA349440A - Petroleum hydrocarbon conversion : en fr
  • US1997093A - Coal cutter and like machinery : en
  • US1997375A - Method to frost the inner surface of a glass bulb for electric lamps : en
  • US1996916A - Device for surface decoration : en
  • US1997336A - Wet film holder : en
  • US1996783A - Oscillograph galvanometer : en
  • AT141364B - Liquid-controlled injection nozzle for compression-ignition internal combustion engines. : de en
  • FR779831A - Plain bearing : en fr
  • US1996842A - Grinding machine : en
  • US1996886A - Water motor : en
  • US1997454A - Printing : en
  • US1997480A - Preparation of motor fuels : en
  • US1997003A - Heater for closed vehicles : en
  • US1997180A - Tire cover construction : en
  • US1997198A - Terminal mounting for resistances : en
  • USD95155S - Design fob a thermometer : en
  • US1997379A - Camless classification apparatus : en
  • US1997075A - Radiotransmitter : en
  • US1997242A - Cutting device : en
  • US1997050A - Locking device for the ignition circuit of motor cars or the like : en
  • US1997301A - Feed mixer : en
  • CA349473A - Cylinder reboring device : en fr
  • US1996797A - Production of cellulosic products : en
  • AT141350B - Vest protection for men and women. : de en
  • US1996867A - Dyesttjffs of the thiazene series : en
  • US1996984A - Remote control for electric : en
  • USRE19528E - Manufacture of paper : en
  • US1997244A - Finishing tool : en
  • US1996775A - Method and apparatus for welding tubes : en
  • US1997498A - Warp printing machine : en
  • US1997560A - Loom reed : en
  • DE612040C - Automatic connection device for filling pneumatic tires : de en
  • DE612143C - Skis with insoles : de en
  • GB426864A - A new or improved metal leg or support for shelves, plates, plaques, slabs, utensils, or other articles, illuminating apparatus, lamps, table tops, pieces of furniture, or the like : en
  • US1997441A - Fuel distributor : en
  • US1996915A - Apparatus for progressively chang : en
  • US1996965A - Display box : en
  • US1997374A - Upholstery-making machine and method : en
  • US1997160A - Halogenated dyestuffs of the indigo series : en
  • US1997220A - Refrigerator tray : en
  • AT141288B - Fast lens. : de en
  • AT141344B - Christmas tree candle holder. : de en
  • CA349369A - Reinforced glassware : en fr
  • AT141393B - Method and device for the production of rubber tires with air chambers and rubber tires produced by the method. : de en
  • CA349362A - Engine suction device : en fr
  • CA349438A - Friction clutch : en fr
  • US1996986A - Game apparatus : en
  • US1997238A - Game : en
  • GB426763A - Improvements in nozzles : en
  • GB426885A - Improvements in or relating to heat transmitting tubes : en
  • US1997292A - Punch press : en
  • US1997330A - Hat form : en
  • US1997010A - Racing lure : en
  • US1996959A - 1-aroylamino-6-amino-anthraquinone and its preparation : en
  • DE611656C - Ball coupling for angled head : de en
  • DE611883C - Firing for burning fuels, in particular raw lignite : de en
  • US1996820A - Base and socket structure for radio tubes : en
  • US1997342A - Road guide : en
  • USD95156S - Design for a vending machine cabinet : en
  • US1997079A - Vending machine : en
  • US1997100A - Liquid pressure braking means for vehicles : en
  • AU1700534A - Process forthe manufacture of cement of all kinds particularly Portland and silicated cement : en
  • CA349491A - Thermoplastic rubber : en fr
  • US1997059A - Massage machine : en
  • US1997264A - Automatic clutch : en
  • CA349419A - Electric control system : en fr
  • DE611954C - Receiving arrangement for ultra-short waves using the Brmsfeld circuit : de en
  • AT141315B - Locking device for door u. like locks. : de en
  • AT141338B - Spoke lock for wheeled vehicles. : de en
  • FR779718A - AC switch : en fr
  • FR779679A - Process for the preparation of products based on solidified mineral oil : en fr
  • FR779687A - Process for the purification of tar acids and product obtained by this process : en fr
  • FR779565A - Improvements made to injector devices, especially those for internal combustion engines : en fr
  • DE611943C - Method of making seamless retaining corners from transparent fabrics, e.g. Gelatine, for pictures : de en
  • USD95140S - Design fob an ice tray supporting : en
  • FR779660A - Improvements to telephone systems or similar systems : en fr
  • FR779530A - Improvements in repeater circuits for signal transmission systems : en fr
  • FR779622A - Expandable house : en fr
  • GB426780A - Improvements relating to hinges serving as fastenings for casement windows, doors orlids : en
  • DE611920C - Feed device for blow offset : de en
  • AT141400B - Display device for games with an advertising device. : de en
  • AT141320B - Method and device for atomizing or atomizing pesticides. : de en
  • US1996788A - Sharpening mechanism : en
  • US1997278A - Shelf trimming : en
  • US1997191A - Printing device : en
  • CA349423A - Refrigerator control apparatus : en fr
  • AU1718634A - An improved device for curling and waving hair : en
  • DE612032C - Device for quick salting of meat products : de en
  • DE1311450U - : de en
  • GB426790A - Improvements in or relating to automatic or semi-automatic telephone or like exchange systems : en
  • GB427102A - An improved method and means for placing a load-carrying frame upon a vehicle undercarriage : en
  • AT141258B - Liquid self-seller. : de en
  • US1996851A - Method of maturing ceramic articles and apparatus therefor : en
  • US1997404A - Constant discharge sprinkler head : en
  • US1996815A - Variable speed take-up mechanism : en
  • US1997108A - Hole boring or drilling machine : en
  • US1997287A - Drawing outfit : en
  • USD95164S - Design fob a casing fob an oil engine : en
  • AT141345B - Procedure for limiting the area of action of gas attack agents. : de en
  • CA349375A - Hydraulic shock absorber : en fr
  • CA349448A - Motor fuel : en fr
  • DE611885C - Needle for craftsmanship, especially for knitting : de en
  • FR779834A - Provisions applicable to high-voltage electrical appliances, in particular current transformers, insulated by pressurized gas : en fr
  • US1996757A - Process of preparing molded articles : en
  • US1997412A - Regulating the altitude of aircraft : en
  • FR779531A - Improvements to electrodes for electrical vapor discharge devices : en fr
  • FR779891A - Improvements made to aircraft control surfaces : en fr
  • FR779859A - Automotive refinements : en fr
  • FR779585A - Control mechanism for shutters, blinds or rolling curtains : en fr
  • IE13540L - Extrusion of metal : en
  • DE611975C - Flat belt made of rubberized fabric with profiled running surfaces : de en
  • GB427089A - Improvements in and relating to the dyeing of textiles : en
  • US1996749A - Paper vendor : en
  • US1997556A - Car door construction : en
  • GB426664A - Improvements relating to electrical signalling systems : en
  • GB426730A - Improvements in and relating to the excitation control of generators in ward-leonardsystems : en
  • FR779561A - Pigment production : en fr
  • GB426997A - Improvements in and relating to tooth brush spoons : en
  • GB426765A - Improved process for the refining of alloys : en
  • US1996893A - Shoe shining device : en
  • GB426831A - Improvements in or relating to road guards : en
  • GB426953A - Improvements in and relating to coin freed mechanism for electricity and similar meters : en
  • FR779503A - Process for the preparation of wetting agents, emulsifying agents, scum generating agents and cleaning agents : en fr
  • GB426931A - Improvements in or relating to means for connecting sidecars to motorcycles : en
  • GB426783A - Device for franklinisation : en
  • GB426796A - Improvements in or relating to processes of coating flexible sheet materials : en
  • GB426741A - Improvements in and relating to the preparation and purification of nickel carbonyl : en
  • GB426776A - Improvements in or relating to apparatus for playing a game of skill : en
  • DE612107C - Showcase and sales case for sewing silk rolls : de en
  • GB426890A - Improvements relating to conveyors : en
  • US1996811A - Key for cylinder locks : en
  • AT141354B - Glove for children to prevent finger sucking. : de en
  • US1997389A - Insulating material : en
  • US1997426A - Thread package : en
  • GB426756A - Improvements in or relating to percussion fuses for bombs or similar projectiles : en
  • FR779726A - Developments in the construction of electrically actuated vacuum cleaning devices : en fr
  • US1996740A - Hollander : en
  • US1997035A - Agitator for milk products : en
  • US1997326A - Process for the direct production of acetone-soluble cellulose esters : en
  • FR779577A - Improvements to heating devices : en fr
  • FR779717A - Head for pre-spraying light fuels and cracking heavy oils for internal combustion engines : en fr
  • GB426960A - Improvements in targets for dart games : en
  • US1996961A - Chock block : en
  • US1997470A - Airport illumination : en
  • DE611889C - Stiff men's hat : de en
  • DE612106C - Electroplating machine : de en
  • GB426813A - Improvements in and connected with variable speed gears : en
  • GB426667A - Improvements in and relating to cutting openers for tins : en
  • FR779714A - Wheel train with inclined roller axle boxes for sedans or wagons in mines or construction sites : en fr
  • DE612025C - Compass with hinge head : de en
  • DK50123C - Combined Coupling and Freewheeling Device. : da en
  • GB426833A - Improvements in or relating to squeegee devices for spreading liquid, semi-liquid or granular substances over a flat surface : en
  • FR779502A - Method and device for making flat textile products non-shrinkable : en fr
  • FR779847A - Method of vitamin activation of food products and device allowing the realization : en fr
  • US1997397A - Combined detector amplifier circuits : en
  • US1997420A - Multipartite sliding door : en
  • US1996929A - Grease pack for pressure grease guns : en
  • US1997289A - Automobile ignition lock : en
  • GB426748A - Improvements in or relating to tyre grooving machines : en
  • FR779713A - Device for gluing mouth strips cut out of paper, cork, etc., to the cigarette paper tape : en fr
  • GB426962A - Improvements in or relating to diving apparatus : en
  • GB426928A - Improvements in or relating to rotary motors or pumps : en
  • US1997066A - Oil burner : en
  • USRE19516E - Nonrefillable device : en
  • US1996899A - Sand eliminating mounting for sprinkler head spindles : en
  • DE611956C - Mercury switch : de en
  • FR779547A - Spring suspension : en fr
  • GB427017A - Tube motor airplane : en
  • DE612083C - Self-tensioning pulley gear : de en
  • DE612023C - Process for the production of shaped bodies, such as layers, fibers, films, plates : de en
  • GB426936A - Improved reversible fishplates for joining i and h section metal, mine arches and like flanged section metal members : en
  • US1996784A - Indicator for burden level of blast furnaces : en
  • US1997083A - Process of producing foodstuffs : en
  • US1996764A - Process for the production and purification of sulphur dioxide : en
  • US1996904A - Razor-blade holder : en
  • DE611972C - Flow meter : de en
  • FR779761A - Multiple combination aseptic preservative, fermentable liquids : en fr
  • GB426775A - Improvements in or relating to braces, suspenders, and the like for wear : en
  • GB426823A - Improved method of optically reproducing or copying mechanically recorded vibrations by transmitted light : en
  • GB427319A - Improvements in apparatus for facing the ends of tubes, bars and the like : en
  • DE611976C - Pressure relief valve for household boiler : de en
  • GB426850A - Method for the recovery of sulphur by means of reduction of sulphur dioxide : en
  • GB426876A - Improvements in or relating to viscometers : en
  • GB426706A - Improvements in or relating to cathode ray tubes for use for television and like purposes : en
  • GB426794A - Improvements relating to motor vehicle lamps : en
  • US1996987A - Rotary gear cutting tool : en
  • DE611986C - Knead : de en
  • DE611953C - Monitoring device for signal systems, in particular for crossings : de en
  • DE611959C - Protection arrangement for direct current windings : de en
  • DE611999C - Vibrating drive for back and forth moving screens, conveyor troughs or the like. : de en
  • GB426656A - Improvements in hinged or swivelling pipe or tube joints for use in high pressure lubricating apparatus : en
  • DE611866C - Resilient pit stamp : de en
  • GB426914A - Self-acting valve : en
  • US1996848A - Centrifugal electric switch : en
  • FR779593A - Method and device for preserving and maintaining the fold of trouser legs : en fr
  • DE611997C - Locking device between the main switch in Leonard drives and the de-excitation switch common for dynamo and motor : de en
  • FR779510A - Bottle for drip or jet distribution of any liquid : en fr
  • FR779706A - Improvements to heat detection mechanisms applicable to the control of signaling or warning devices : en fr
  • GB427005A - Improvements in air compressing apparatus : en
  • CA349399A - Electron discharge device : en fr
  • US1996857A - Vegetable parchment : en
  • DE612077C - Hollow stone for stone iron ceilings : de en
  • USD95154S - Design for a store sign : en
  • CA349373A - Wheel puller : en fr
  • CA349391A - Basket cover : en fr
  • US1997438A - Rivet setting machine : en
  • GB426759A - Machine for plane grinding piston rings : en
  • FR779643A - Church candlestick : en fr
  • FR779763A - Method for washing laundry and devices capable of applying this method : en fr
  • GB426900A - Improvements relating to belt conveyors : en
  • FR779661A - Manufacturing process of inlaid pieces by recovery of wood waste : en fr
  • DE612118C - Process for the production of carbon-free ferrochrome : de en
  • GB426956A - A process for improving textile materials : en
  • US1996924A - Water supply control means for detector cars : en
  • US1997188A - Container made of paper : en
  • US1996846A - Printing lacquer : en
  • DK50104C - Device for securing railway crossings. : da en
  • GB426854A - Improvements in or relating to apparatus for applying liquids : en
  • DE611908C - Three-electrode device for stunning slaughtered animals : de en
  • US1996821A - Coal cleaning device : en
  • US1997129A - Lubricating device : en
  • US1997550A - Laminated core for electrical apparatus : en
  • FR779858A - Bands for bearings made of several metals : en fr
  • GB426842A - Improvements in tire groovers : en
  • GB426889A - Improvements in or relating to roadways and blocks for making the same : en
  • FR779685A - Aging and maturing process for raw alcoholic liquors : en fr
  • FR779700A - Method of coupling pipe fittings and valves by bayonet system : en fr
  • FR779578A - Continuous hydrocarbon treatment process : en fr
  • US1997146A - Electric heater : en
  • US1997069A - Pump : en
  • DE612018C - Closed crucible for casting molds of dental casting extractors : de en
  • FR779536A - Application of a key lock to pull and rotary switches : en fr
  • FR779720A - Inhaler : en fr
  • FR779878A - Corrosion protection : en fr
  • DE612071C - Current transformer in which a conductor belonging to the secondary winding or the primary winding only wraps around part of the current to achieve a precise transmission ratio : de en
  • FR779599A - Process for the production of high vacuum metal tubes, especially applicable to vacuum discharge apparatus : en fr
  • FR779618A - Improvements made to the assembly of pacifiers : en fr
  • GB426835A - Improvements relating to cuff-links, collar fasteners and the like : en
  • GB426964A - Improvements in or relating to taps and valves : en
  • GB427020A - Means for the stereoscopic projection of stationary or cinematographic pictures : en
  • FR779576A - Improvement in devices giving indications by moving marks behind indicator lights : en fr
  • GB426793A - Improvements in petrol purifiers : en
  • GB426918A - Studs for studded thoroughfares and the like : en
  • GB426836A - Improvements in or relating to the treatment of rubber : en
  • AT141381B - Process for increasing the strength properties of steels containing copper. : de en
  • CA349351A - Rotary weeder : en fr
  • GB426674A - Appliances for playing a golf putting game : en
  • GB426861A - Improvements relating to fluid pressure machines with radially moving vanes : en
  • FR779677A - Process for the production of acetic acid, butyric acid and their derivatives by using beet processing residues : en fr
  • USD95142S - Design for a lunch box ob the like : en
  • FR779754A - Tap : en fr
  • GB426946A - Improvements in key-operated electric switches : en
  • FR779850A - Ticket with the indication of several prices : en fr
  • DE611966C - Process for the preparation of dyes of the azine series : de en
  • GB426631A - Improvements in or relating to devices for regulating the flow of refrigerant in refrigerating plant : en
  • USD95152S - Design for a cream pitcher : en
  • GB426655A - Improvements in and relating to suction cleaners : en
  • GB426952A - Improvements in and relating to counting mechanism for electricity, gas and like meters : en
  • GB427255A - Improvements in electric heating devices : en
  • FR779764A - Hollow bricks with joint covers : en fr
  • GB426955A - Improvements in hinges : en
  • GB427016A - Improvements in and relating to protective devices for rectifiers : en
  • US1997488A - Driving connection : en
  • AT141359B - Carburetors for internal combustion engines. : de en
  • US1997270A - Electrical socket : en
  • US1997300A - Synchronized talking picture system : en
  • DE612068C - Three-wire power cable : de en
  • FR779613A - Carburetor improvements : en fr
  • FR779522A - Improvements in the assembly of combustion engine cylinder heads : en fr
  • FR779524A - Synchronization method for television : en fr
  • FR779695A - Improvements in the treatment of oils : en fr
  • FR779694A - Method and device for starting high compression engines, by hand or using a low power starter : en fr
  • DE611969C - Plaster cast cutting device with special milling cutter for making window cutouts : de en
  • US1997067A - Amusement game : en
  • US1996978A - Sighting mechanism for computing scales : en
  • FR779584A - Sizing preparations for textiles : en fr
  • FR779645A - Industrial sewing machine : en fr
  • FR779523A - Enhancements to high frequency modulated transmitters : en fr
  • CA349367A - Refillable fuse plug : en fr
  • GB426687A - Improvements in plate cylinders for rotary printing presses : en
  • US1996963A - Picture transmission and reception system : en
  • US1997505A - Toaster : en
  • US1997117A - Automatic brake actuating device for trailed vehicles : en
  • US1997510A - Glass feeder : en
  • US1997451A - Dish basket : en
  • GB426683A - Improvements in and relating to the application of ink or the like in printing machines : en
  • DE611860C - Process for the production of a hard sintered alloy containing diamond dust and tools made therefrom : de en
  • DE612078C - Holding device for detachable band saw ends : de en
  • US1997043A - Combined cigarette holder and ash tray : en
  • FR779731A - Advertising pendulum : en fr
  • US1997533A - Automatic advertising display device : en
  • DE611987C - Mold for briquette extrusion : de en
  • GB426758A - Improvements in or relating to a method for producing a concentrate of chrome-ores : en
  • US1996741A - Method of manufacturing composite cylindrical articles : en
  • DE611899C - Device for automatic transfer of disordered cases into a filling frame : de en
  • US1997026A - Detecto reflector for motor vehicles : en
  • US1997118A - Arch support : en
  • DE611703C - Process for the separation of solid paraffin from hydrocarbon oils with the aid of a centrifuge : de en
  • DE611850C - Switching arrangement for achieving shock-free switching processes in electrically operated vehicles equipped with several compound motors : de en
  • DE611854C - Arc-proof high-voltage insulator made of ceramic insulating material : de en
  • FR779607A - Improved textile product and its manufacturing process : en fr
  • FR779699A - Periodic stamp : en fr
  • AT141328B - Method and centrifuge for separating impurities from oil or the like. : de en
  • CA349365A - Cableway carriage : en fr
  • US1997125A - Separation of foreign bodies from powdered materials : en
  • GB426671A - Improvements in and relating to magneto-electric machines : en
  • GB426739A - Improved process for the production of stone wood masses for floor covering : en
  • DE603669C - Manufacture of silicofluorides : de en
  • DE611807C - Arrangement for phase modulating radio transmitters : de en
  • FR779719A - Slider clasps improvements : en fr
  • FR779879A - Manufacturing process of hard alloys : en fr
  • DE612060C - Welding blade : de en
  • DE612036C - Device for longitudinal and transverse cutting of paper webs, in particular photographic copy papers : de en
  • CA349346A - Metal railway tie and fastener : en fr
  • DE612066C - Ladder rack, consisting of? -Shaped cheeks with trapezoidal cross-section teeth inserted into them : de en
  • FR779604A - Permanent magnet inductor : en fr
  • FR779741A - Cathode ray tube, specially intended for television : en fr
  • GB426747A - Improved bristles and method of treating bristles : en
  • AT141271B - Oscillator modulator. : de en
  • DE611942C - Device for shearing off the press residue from pipe extrusion presses : de en
  • DE612147C - Rock drill : de en
  • AT141302B - Blanket. : de en
  • US1996765A - Mining machine : en
  • US1996779A - Multistage packing : en
  • US1997119A - Internal combustion rotary motor : en
  • US1997094A - Push bench : en
  • USRE19520E - Bottle closure and liquid dropper : en
  • AT141376B - Electric alternator or light starting machine for internal combustion engines. : de en
  • US1997101A - Safety device for machines such as punch presses and the like : en
  • US1997368A - Method of and apparatus for opening the signatures fed to a signature-handling machine : en
  • USD95157S - Design fob hair drying machine : en
  • AT141367B - Tape recorder. : de en
  • AU1698134A - Improvements in or relating to golf tees : en
  • CA349405A - Radio receiving apparatus : en fr
  • AT141300B - Adjustable ski pole. : de en
  • CA349492A - Wheel and rim : en fr
  • US1996946A - Magnetic rotor : en
  • CA349356A - Illuminated artificial plant : en fr
  • US1996854A - Device for ionizating sparking gaps : en
  • FR779681A - Improvements relating to agglomerated carbon black : en fr
  • GB426981A - Improvements in or relating to electric signalling or indicating means : en
  • AT141355B - Calculating or accounting machine. : de en
  • FR779686A - Clutch and progressive gear change device : en fr
  • GB427001A - Pistons and piston-rings : en
  • US1996798A - Engine cylinder block : en
  • US1996971A - Apparatus for vulcaniziing tires : en
  • US1997450A - Spray projector for automatic dish washing and drying machine : en
  • DE611806C - Circuit arrangement for generating modulated electrical oscillations : de en
  • DE611980C - Film rewinding device for devices for recording or playing back various processes : de en
  • AT141397B - Method of making ribbed iron sleepers. : de en
  • AU1686034A - Improvements in or relating to television andother signalling systems : en
  • DE612115C - Two-part bearing, especially for the cylinders of a rotary printing press : de en
  • FR779787A - Animal feeding apparatus : en fr
  • AU2027134A - Improvements relating to screwthread cutting tools : en
  • US1997406A - Feeder for progressive lubricating systems : en
  • GB426644A - Improvements in or relating to the manufacture of separable fasteners : en
  • US1996877A - Machine for operating upon hides, skins, and leather : en
  • AT141294B - Vibration generator. : de en
  • USD95125S - Design fob a dress : en
  • AT141269B - Process for the production of medicines and vaccines. : de en
  • CA349434A - Parting compound : en fr
  • US1997338A - Milling machine : en
  • US1996873A - Work holder for grinders : en
  • CA349381A - Screening machine : en fr
  • DE612034C - Process to increase the absorbency of unsized papers and felts : de en
  • FR779516A - Process for the rapid and economical execution of maritime constructions in deep waters : en fr
  • GB426978A - Improvements in or relating to switch mechanism for electricallycontrolled cloth guiders : en
  • AT141324B - Process for odorless combustion of luminous and heating materials. : de en
  • GB426785A - Process for the manufacture of wetting and emulsifying agents : en
  • DE612126C - Cleaning cap for chimneys : de en
  • USRE19524E - Means for forming plastic articles : en
  • CA349449A - Liquid hydrocarbon production : en fr
  • AT141274B - Voting Scoreboard. : de en
  • AT141260B - Device for secure storage of a key, in particular a hotel room key or the like. : de en
  • US1996972A - Heating and ventilating system : en
  • US1997294A - Gasoline pump : en
  • US1997398A - Flexible sound record : en
  • US1997501A - Game : en
  • US1996920A - Revolving nose-piece for microscopes : en
  • US1997074A - Method of and apparatus for molding synthetic resinous articles : en
  • US1997380A - Combined extractor and drier for yarns : en
  • US1997419A - Attachment for sewing machines : en
  • US1997207A - Voice operated circuits : en
  • CA349388A - Fiber stock separator : en fr
  • US1996870A - Apparatus for cooling and propelling air : en
  • US1997194A - Heat exchange apparatus : en
  • US1997196A - Electron discharge device : en
  • US1997437A - Self-refilling manometer : en
  • DE612122C - Gas-filled electric lighting and irradiation device : de en
  • GB426926A - Power presses : en
  • USD95161S - Design fob a clock : en
  • US1996960A - Telescopic umbrella : en
  • US1996989A - Production of artificial filaments : en
  • USRE19525E - Container for the packing of : en
  • US1997121A - Control apparatus for use with liquid receivers and the like : en
  • US1996769A - Process for the manufacture of stable sodium hypochlorite and product thereof : en
  • US1996926A - Optical device : en
  • USD95138S - Design for a traveling bag : en
  • GB427104A - Improvements in or relating to spring suspension apparatus for vehicles : en
  • IE13628L - Milk powder : en
  • CA349450A - Coated paper : en fr
  • FR779636A - Tire puncture protection device : en fr
  • FR779697A - Improvement in coronelles used in milling : en fr
  • USD95122S - Design fob a shoe : en
  • AT141374B - Spring seat. : de en
  • GB426899A - Glow discharge tube for signalling purposes : en
  • US1996782A - Film magazine for picture projectors : en
  • DE611950C - Spring winding mechanism, especially for writing and similar machines : de en
  • FR779769A - Improvements to intermittent-acting absorption refrigerators : en fr
  • DE611907C - Double boat with swing mast : de en
  • DE611890C - Measuring and marking device : de en
  • DK50108C - Device at the Frame for Bicycles, whose Seatpost can be raised and lowered during Use. : da en
  • DK50098C - Method for Manufacturing Lubricating Oils of High Viscosity Index and Low Stiffening Point. : da en
  • FR779838A - Process for obtaining magnesium in compact mass : en fr
  • US1997231A - Pencil flash light magnet : en
  • DE611930C - Circuit arrangement for line selectors with parallel selectors and multiple connections : de en
  • DE612022C - Smoke heater : de en
  • FR779595A - Pump for the injection of fluid fuel, for internal combustion engines : en fr
  • GB426669A - Improvements in or relating to the manufacture of rubber articles : en
  • US1997034A - Pasteurizing process : en
  • US1997138A - Shipping container : en
  • US1996780A - Variable pressure multistage packing : en
  • FR779659A - Device for the semi-rigid fixing of a magneto lighting on a bicycle : en fr
  • US1996890A - Manufacture of shoes : en
  • US1997022A - Advertising medium or toy : en
  • US1997503A - Power transmission mechanism : en
  • GB426984A - Improvements in or relating to drive transmission belting : en
  • US1997179A - Electric controlling apparatus : en
  • US1997543A - Train dispatching system for railroads : en
  • GB426905A - Improved production of tubular artificial textile threads : en
  • CA349400A - High voltage discharge apparatus : en fr
  • CA349460A - Electric meter : en fr
  • DE612075C - Flower stand with removable, individually usable parts : de en
  • DK50110C - Device for sheet iron radiators. : da en
  • DE611884C - Oil burner burner with central oil nozzle : de en
  • DE612103C - Process for the production of pressed parts : de en
  • FR779822A - Device for removing pebbles, gravel and sand from hydraulic channels : en fr
  • FR779829A - Improvements to curbs : en fr
  • DE612058C - Method of manufacturing jacquard leno fabrics : de en
  • FR779788A - Process for separating complex gas or liquid mixtures by rectification : en fr
  • GB426923A - Apparatus for determining the weight or volume of a liquid enclosed within a container : en
  • FR779688A - Gradual and automatic gear change : en fr
  • GB426781A - Device for folding the projecting portion of a wrapper surrounding a cylindrical article : en
  • IE13592L - Pulverizing of minerals etc : en
  • US1997442A - Bowed expander roll : en
  • US1997201A - Drainage structure : en
  • CA349422A - Motor thermal relay : en fr
  • AT141270B - Oscillator modulator. : de en
  • FR779562A - Improvements to joints or articulations for motor vehicle steering mechanisms and other applications : en fr
  • GB449888A - Improvements in methods of producing eggs : en
  • US1997014A - Wave distorting circuit : en
  • US1997156A - Machine for printing tables : en
  • CA349387A - Photographic sensitizing emulsion : en fr
  • FR779658A - Device for heating any fluids : en fr
  • AU2206535A - Improvements in steam traps : en
  • FR779724A - Photoelectric tubes : en fr
  • GB426896A - A pouring device, especially for tinned milk : en
  • US1997182A - Folding table : en
  • US1997328A - Gate construction for motion picture machines : en
  • FR779600A - Improvements to processes and machines for cutting tapping tools : en fr
  • FR779882A - Electric soldering iron with solder tank : en fr
  • GB426909A - Improvements in fruit cases : en
  • FR779698A - Intake manifold with sprayer for high boiling fuels for engines : en fr
  • GB426840A - Improvement in method and apparatus for making containers of paper or other suitablematerial : en
  • FR779646A - Road surfacing machine : en fr
  • GB426869A - Improvements in or relating to contacts for electromagnetic interrupters : en
  • GB426966A - Improvements in and relating to coal mining apparatus : en
  • US1996792A - Lubricating apparatus : en
  • AT141358B - Method and device for the production of plush-like carpets. : de en
  • US1996940A - Loose leaf binder : en
  • US1997321A - Brake for motion picture apparatus : en
  • US1997354A - Combined cinematograph camera and projector : en
  • USD95145S - Design fob a variable speed electric : en
  • FR779625A - Electric calorimeter : en fr
  • US1997023A - Piston skirt expander : en
  • CA349383A - Gyrating scrubber : en fr
  • FR779781A - Independent wheel suspension for carriages for children, invalids and all vehicles : en fr
  • GB426947A - Improvements in or relating to apparatus for moulding and vulcanising pneumatic tyre covers and the like : en
  • GB426987A - Improvements in and connected with drawing boards and ruling devices therefor : en
  • FR779598A - Improvements to shaping machines : en fr
  • FR779868A - Electrical wire lug : en fr
  • DE611977C - Clamping mechanism, especially for rotating feed boilers of overlock sewing machines : de en
  • FR779723A - Vending machine for skill game, prepaid : en fr
  • GB426841A - Method of and apparatus for removing printing ink from paper : en
  • DE611981C - Cross-cut tire rim for hollow tires that can be clamped onto a wheel rim : de en
  • US1997516A - Machine for setting projectile fuses : en
  • US1996934A - Suction cleaner : en
  • US1997421A - Kicker for toy boats : en
  • FR779786A - Multi-stage axial blower : en fr
  • GB426863A - Improvements in or relating to pickers for looms : en
  • DE611934C - Iron-free solid metal alloy obtained by melting using molybdenum and tungsten : de en
  • US1997265A - Automatic clutch : en
  • US1997440A - Ethylhydrocupreine compound and method of making the same : en
  • GB426736A - Improvements in or relating to appliances for use in conjunction with teapots and similar articles : en
  • FR779738A - Control and coupling device for signals consisting of letters or numbers : en fr
  • FR779812A - Improvements to electrical signaling systems : en fr
  • DE611957C - Command switch for remote switchgear : de en
  • DK50112C - Cannon made. : da en
  • US1996921A - Suction cleaner : en
  • US1997030A - Apparatus for scrubbing and treating gravel : en
  • FR779807A - Electric incandescent gas lamp : en fr
  • FR779893A - Advance mechanism for recording device for gas meters, electric meters and the like : en fr
  • FR779631A - Fruit preservation process : en fr
  • FR779887A - Crushing or treatment cylinder with interchangeable coating : en fr
  • DE611879C - Gas-filled metal filament lamp : de en
  • US1997539A - Weaving frame : en
  • DE611876C - High-frequency transmission arrangement for modulated signals : de en
  • DE612119C - Rail pressure contact device, especially for railway signaling and security purposes : de en
  • DE611978C - Machine for attaching lock and fitting parts to suitcases and the like like : de en
  • DE612045C - Half-hour strike clock with sliding scriber : de en
  • CA349493A - Flue scraper : en fr
  • GB426769A - Improvements in means for silencing gaseous currents : en
  • GB426961A - Improvements in or relating to the manufacture of sliding clasp fasteners : en
  • GB427010A - Improvements relating to automatic weighing machines : en
  • US1997037A - Road loader and mixing machine : en
  • AT141371B - Elastic frame for chairs or other seating. : de en
  • US1997323A - Method of expanding brake drums : en
  • US1997429A - Display device : en
  • US1997496A - Propelling pencil : en
  • AT141252B - Process for the production of a strap to be used as shoe fitting. : de en
  • AT141398B - Vanity unit with two sinks. : de en
  • US1996891A - Push button switch : en
  • US1997526A - Locking device : en
  • CA349393A - Resinous condensation product preparation : en fr
  • US1997038A - Powder puff and method for manufacturing the same : en
  • US1997190A - Control switch : en
  • CA349429A - Artificial leather : en fr
  • US1997487A - Paper manufacture : en
  • AT141283B - Image strips for explaining lectures, in particular radio lectures by means of a projection apparatus. : de en
  • US1997206A - Typewriter : en
  • US1997402A - Sheet glass cutting apparatus : en
  • USD95148S - Design for a merchandise display : en
  • AT141361B - High pressure metal vapor arc lamp. : de en
  • CA349385A - Liquid level indicator : en fr
  • US1996950A - Toilet seat cover : en
  • US1997127A - Animated toy : en
  • USD95160S - Design for a spoon or similar article : en
  • US1996856A - Vegetable oil dropper : en
  • US1996743A - Acoustic device : en
  • US1997002A - Liquid level gauge : en
  • AT141348B - Optical light meter. : de en
  • GB426801A - Improvements in or relating to interlocking gas taps or cocks : en
  • AU1825934A - Improvements in or relating to record-card-controlled statistical machines : en
  • GB426771A - Improvements in chalk-holders for blackboards and the like : en
  • CA349424A - Refrigerator cabinet : en fr
  • FR779615A - Automobile chassis : en fr
  • GB426912A - Improvements in the manufacture of artificial filaments, yarns, horse-hair, films, and like products : en
  • DK50124C - Device by Files. : da en
  • FR779614A - Improvements in apparatus for classifying ores and similar products : en fr
  • GB426755A - Upper cylinder lubricants in solid or semi-solid form : en
  • GB426901A - Improvements in and relating to the curing of wheel tyres : en
  • US1996885A - Centrifugal device for throwing abrasive : en
  • US1997314A - Emergency sluice : en
  • AT141390B - Light metal pistons for internal combustion engines. : de en
  • US1997141A - Improved process for bronzing articles and parts made of iron and alloys of iron and carbon : en
  • GB426911A - Improvements in or relating to devices for reducing the recoil of guns on aircraft : en
  • DE612138C - Self-priming water ring pump : de en
  • US1997408A - Audio reproducer : en
  • GB426825A - Improvements in and relating to electric heaters for liquids : en
  • USD95123S - Design for a finger ring : en
  • FR779785A - Luggage rack : en fr
  • GB426627A - Improvements in or relating to marine propulsion systems : en
  • DE611982C - Split bicycle or motorcycle frame with a common bearing axis and mutual cushioning, in which the two frame parts are crossed like a fork : de en
  • FR779783A - Knitted fabric having pockets intended to receive decorative patterns appearing transparently through the stitches, and its manufacturing process : en fr
  • FR779758A - Process for the manufacture of lubricating mineral oils : en fr
  • CA349368A - Solder bowl holder : en fr
  • DE611790C - Ignition device for metal vapor apparatus made of glass with a liquid cathode, especially mercury vapor rectifier : de en
  • DE611945C - Process for the preparation of guanidine salts from rhodanammonium : de en
  • US1996752A - Tapping machine : en
  • DE611996C - Circuit arrangement for telephone systems with connection devices consisting of setting and voice dialers : de en
  • DE612033C - Press roll : de en
  • GB426944A - Improvements in ventilating roofs for motor road and other vehicles : en
  • GB427474A - Improvements in or relating to counterbalanced supporting mechanism : en
  • GB426666A - Improvements in or relating to metal clad vapour electric converters : en
  • GB426692A - Improvements in and relating to a totally enclosed refrigerating machine : en
  • GB426998A - Improvements in or relating to radio beacons : en
  • US1997164A - Electrical characteristics of conductors : en
  • GB426760A - Improvements in or relating to thermionic valves and other electron discharge devices : en
  • GB426816A - Improvements in or relating to wire stitching machines : en
  • GB426740A - Improvements in or relating to pole or open air electrical transformer sub-stations : en
  • DE611789C - Arrangement for the ignition of mercury vapor rectifiers : de en
  • GB426829A - Improvements in and relating to the casting in situ of concrete conduits : en
  • US1997356A - Invisible radiation, detection, and utilization : en
  • GB426950A - Improvements in or relating to electric lamp sockets : en
  • GB426648A - Improvements in or relating to yarn clearers : en
  • FR779733A - Rotary sole with automatic cleaning for gasifiers and other fireplaces : en fr
  • US1997387A - Nozzle for hand driers : en
  • DK50102C - Apparatus for Use in Photographic Measurement. : da en
  • AT141251B - Cuckoo bell for bicycles etc. like : de en
  • DE611998C - Line protection circuit for switching off only one earth fault point in the event of a double earth fault : de en
  • FR779727A - Clutch for motor vehicles : en fr
  • GB427006A - Improvements in and relating to stop motions for spinning machines : en
  • FI16435A - Rest sofa combination : en fi
  • FR779511A - New adhesive : en fr
  • FR779591A - "standardized" reinforced cement elements for the complete construction of lightweight buildings : en fr
  • FR779592A - Improvements to electrical network protection systems : en fr
  • GB426886A - A new or improved method of, and means for, filling type holders or magazines for use in conjunction with type-setting machines : en
  • FR779805A - Electric bicycle lantern : en fr
  • GB426856A - Manufacture of derivatives of nucleotides : en
  • US1997077A - Paper equipment for calculating machines : en
  • DE612117C - Device for making ice through partial evaporation of water in a high vacuum : de en
  • GB426826A - Improvements in or relating to standards for electric lamps : en
  • AT141327B - Side drive swing. : de en
  • FR779705A - Improvements to heat detection mechanisms intended to control signaling devices or warning devices : en fr
  • US1996750A - Autorotative wing aircraft : en
  • US1996760A - Slip indicator : en
  • US1996980A - Rotary abrading tool : en
  • US1997396A - Crankless mechanism : en
  • US1997449A - Dishwashing machine : en
  • CA349486A - Ether-like compound derivative : en fr
  • GB426996A - Improvements in card indexes : en
  • DE612137C - Mobile pump system, especially for fire extinguishing purposes : de en
  • FR779837A - Method of modulation by means of lamps with several grids, in particular grid-screen lamps : en fr
  • GB427629A - Improvements in or relating to radio receivers : en
  • US1997232A - Collapsible mold : en
  • US1997544A - Artillery wheel : en
  • USD95117S - Design for a toy wagon : en
  • CA349418A - Gaseous discharge device : en fr
  • US1997467A - Method and product for selective conversion articles : en
  • US1997483A - Mechanism for cloth finishing : en
  • DE611973C - Relief device for large astronomical instruments : de en
  • US1997341A - Ice-making : en
  • US1997311A - Fringing apparatus : en
  • US1996793A - Lubricating apparatus : en
  • DE611776C - Device for processing the surface and the flat front surfaces of cylindrical workpieces : de en
  • DK50116C - Sodium Metasilicate Container. : da en
  • FR779825A - Improvements to methods and devices for locating the relative positions of a movable member with respect to several other movable members, in particular with a view to applications to printing machines : en fr
  • US1997082A - Electrical connection : en
  • US1997168A - R l davison : en
  • US1997514A - Separating solid particles : en
  • US1997525A - Extrusion press for the treatment of plastic materials : en
  • US1997153A - Manufacture of alpha cellulose : en
  • US1996949A - Meat tenderer : en
  • CA349403A - Thermostatic switch : en fr
  • CA349398A - Lighting device : en fr
  • AT141276B - Tweezers for beauty care. : de en
  • US1997045A - Brace for tube frames in axminster looms : en
  • US1997291A - Container : en
  • US1997519A - Machine for mixing concrete and other granular materials : en
  • US1996966A - Vacuum frame arrangement : en
  • US1997225A - Refrigerator structure : en
  • US1997109A - Apparatus for repairing string insulators : en
  • US1997120A - Hay gathering and baling apparatus : en
  • AT141257B - Image windows for photographic enlargers. : de en
  • US1997392A - Sand handling apparatus : en
  • AT141312B - Machine for grinding, polishing or similar processing of workpieces. : de en
  • US1997494A - Aluminum-base alloy : en
  • USD95111S - Design for a cigarette lighter : en
  • USD95112S - Design for a back : en
  • CA349474A - Abrasive article : en fr
  • FR779894A - Improvements in circular jersey looms known as embroidery looms : en fr
  • US1997268A - Vulcanizer : en
  • FR779767A - Method for producing a dispersion and apparatus for carrying out this method : en fr
  • GB426725A - Improvements in nozzles for grease guns : en
  • DE603748C - Process for plating iron with aluminum and aluminum alloys : de en
  • AT141369B - Device for introducing powdered or liquid fuels into internal combustion engines. : de en
  • US1997162A - Hair curler : en
  • US1997453A - High-frequency interstage coupling device : en
  • DE611919C - Process for making fabrics several times the width of the loom : de en
  • US1997149A - Submarine locating, harvesting, and recovery apparatus : en
  • AT141284B - Device for microscopic examination of living organisms and soft organic and inorganic substances in transmitted light. : de en
  • CA349380A - Stone crusher : en fr
  • AT141336B - Type writing device with ribbon. : de en
  • US1997561A - Lens cutting machine : en
  • US1996903A - Polishing machine : en
  • US1996974A - Motor compressor : en
  • US1997493A - Color photography : en
  • GB426777A - Tool for dismantling and assembling the springs of wheel suspension or mounting devices or shock absorbers of motor vehicles : en
  • CA349384A - Gravel and sand treating machine : en fr
  • US1996763A - Valve mechanism : en
  • CA349484A - Wire splicing machine : en fr
  • FR779567A - Transmission and gear shift mechanism : en fr
  • FR779851A - Controlled winding reel for tape or wire-shaped recording media, especially for film : en fr
  • CA349458A - Antenna selector : en fr
  • AT141306B - Tent. : de en
  • AU1933534A - Improvements in illuminating devices : en
  • AT141363B - Boiling or smoke tubes for locomotive or tubular boilers and methods of inserting these tubes. : de en
  • US1997562A - Electrolytic condenser : en
  • US1997461A - Toy : en
  • GB426652A - An improved container for spare bulbs and the like for motor vehicles : en
  • DE611941C - Machine for the production of long rolled pieces from plastic masses, especially dough : de en
  • CA349402A - X-ray tube : en fr
  • CA349414A - Synchronizing system : en fr
  • USD95151S - Design for a jewelry display box : en
  • AT141317B - Cooking trays for rectifiers. : de en
  • AT141384B - Steel alloy intended for the production of high-quality cutlery with a fine edge. : de en
  • US1996776A - Artificial fishing bait or lure : en
  • US1997522A - Musical instrument : en
  • FR779759A - New manufacturing process for mosaic panels : en fr
  • GB426875A - Manufacture of acetic acid from acetaldehyde : en
  • US1997367A - Primary battery : en
  • US1996982A - Electrolytic condenser : en
  • US1997383A - Calorimeter : en
  • US1997475A - Railway signal system : en
  • US1997126A - Folding mechanism : en
  • CA349376A - Regulating valve : en fr
  • FR779563A - Improvements in the treatment of fuel for engines, based on hydrocarbons : en fr
  • GB426732A - Improvements in or relating to dispersions of combustible solid in oils : en
  • FR779736A - Improvements in rubber threads and tapes and method and apparatus for their manufacture : en fr
  • US1996837A - Engine cylinder block : en
  • US1997471A - Lighting circuit indicator : en
  • FR779870A - Improvements to electric heat radiator panels : en fr
  • FR779517A - Movement transmission mechanism : en fr
  • GB426679A - Improvements in or relating to the regulation or control of internal combustion engines : en
  • GB427103A - An improved anti-aircraft shell or projectile : en
  • FR779824A - Container filling and sealing machine : en fr
  • GB426919A - Improvements in or relating to buttons : en
  • FR779512A - Support provided with a diazo compound and method for obtaining contrast : en fr
  • FR779734A - Improvements to cathode ray lamps : en fr
  • DE612080C - Tool for making length divisions on scales : de en
  • FR779541A - Process for the preparation of water-insoluble azo dyes on wool : en fr
  • FR779799A - Improvements to gyroscopic devices intended, for example, for air vehicles and others : en fr
  • US1997457A - Means to illuminate a controller : en
  • US1996831A - High frequency band filter : en
  • US1997277A - Crystallization apparatus : en
  • FR779560A - Reservoir pen holder used for all inscriptions in round or other writing, by means of special brushes and a special ink required by the use of said brushes : en fr
  • GB426661A - Improvements relating to wheel-guards for vehicles : en
  • FR779586A - Automatic dosing dispenser device for liquids : en fr
  • GB426767A - Improvements in ventilation systems : en
  • GB426971A - Improvements in or connected with latches and locks : en
  • DE612038C - Storage of a steerably arranged, provided with gear and drive motor and swingable about a horizontal axis drive wheel axis, especially for electric carts : de en
  • US1996774A - Cribbing : en
  • US1997070A - Internal combustion tool : en
  • US1996835A - Medical pad : en
  • GB426768A - Improvements in or relating to the cold rolling of metal sheets, strips, and the like : en
  • GB426958A - Improvements in or relating to protective arrangements for sectionalised electric power circuits : en
  • US1996814A - Cut-off burner for hollow glass articles : en
  • US1997417A - Electrically operated height measuring device : en
  • US1996970A - Lemon squeezer : en
  • CA349417A - Electron discharge tube : en fr
  • USRE19526E - Coating composition : en
  • CA349345A - Electric radio organ : en fr
  • US1996999A - Shock absorber : en
  • DK50114C - Procedure for Soldering, Welding or Metallization of Metals. : da en
  • US1997078A - Vending machine : en
  • GB426689A - Improvements in or relating to aeroplanes, seaplanes, or other heavier than air flying machines : en
  • GB426970A - Improvements in and relating to the covering of walls, floors roofs, ceilings and like surfaces : en
  • GB426942A - Improvement in colloidising cellulose esters and the manufacture therefrom of highlyflexible sheeting : en
  • DE611961C - Device for carrying out the tariff change : de en
  • GB426862A - Improvements relating to engine starters : en
  • US1997464A - Braking system for electric motors : en
  • US1997298A - Muffler : en
  • CA349432A - Deep well treating method : en fr
  • FR779842A - Improvements to typewriters, calculators or accounting machines : en fr
  • US1997273A - Paper feeding machine : en
  • US1997443A - Ligature package : en
  • DE612064C - Print or signature types : de en
  • FR779651A - Full safety signaling system applicable to railways : en fr
  • FR779750A - Control transformer : en fr
  • US1996755A - : en
  • US1996868A - Manufacture of lenticular films : en
  • US1997559A - Automatic control system : en
  • US1997105A - Moistproof composition : en
  • FR779737A - Rapid heating vessel : en fr
  • FR779549A - Folding camera with a reflection finder frame mounted inside : en fr
  • FR779568A - Gear shift mechanism : en fr
  • US1996800A - Preparation of egg products : en
  • US1997247A - Loading machine : en
  • US1997372A - Cash register : en
  • US1997385A - Dustproof seal for bag filling machines : en
  • IE13394L - Milk powder : en
  • FR779811A - Removable crate for transporting food and other perishable materials, vehicles and platforms capable of receiving this crate : en fr
  • US1996756A - Multiple stock quotation projecting machine : en
  • US1997000A - Dump body tractor : en
  • US1997344A - Composite board and box made therefrom : en
  • US1996897A - Applicator : en
  • US1997234A - Method of supplying current and apparatus for arc welding : en
  • US1997099A - Timer for leer loaders : en
  • US1996894A - Anticlimbing device : en
  • US1996770A - Flask closure : en
  • US1997334A - Apparatus for the electroplating of metal objects : en
  • DE610869C - Device for lowering compressed air cesspools : de en
  • DE612007C - Device for raising and lowering the central roll in trio rolling mills : de en
  • DE610392C - Heat exchangers, in particular for dairy purposes : de en
  • US1997157A - Card controlled machine : en
  • US1997439A - Insulator : en
  • GB428261A - Improvements relating to cooling systems of internal combustion engines : en
  • FR779505A - Closure for oil cans and others : en fr
  • FR779644A - Bearing shutter device, for valve or gate valve, with upstream sealing by bias seal : en fr
  • FR779792A - Detachable spring for bandage and combined bandage : en fr
  • FR779770A - Hydraulic control device : en fr
  • US1997535A - Steam generating system : en
  • CA349413A - Fuse : en fr
  • GB426800A - Improvements in the manufacture of cut weft pile fabrics and in such fabrics : en
  • DE612105C - Throat gauge : de en
  • CA349445A - Drilling mechanism : en fr
  • US1997058A - Fin radiator : en
  • US1996861A - Device for preventing back-firing, capable of being used as theft-preventing devicesfor any applications : en
  • US1997320A - Flexible card mounting : en
  • FR779876A - Process for cracking naphtha and heavy oils in the vaporized state : en fr
  • GB426882A - Improvements in engine starter controls : en
  • US1996922A - Bottom well choke : en
  • DE611877C - Arrangement for fastening bushing insulators : de en
  • CA349372A - Fly box : en fr
  • DE612014C - Electrical drive device controlled by a relay, the speed of which influences the input current of the relay and can be regulated by additional control forces : de en
  • FR779639A - Multicolored light signal for day and night use : en fr
  • AU1953834A - Improvements relating to carrier current broadcasting systems over wires : en
  • US1996928A - Sensitized photographic element and process of making same : en
  • US1997462A - Wheeling scaffolding : en
  • FR779840A - Device for developing photocopy papers : en fr
  • GB426702A - Improvements relating to warp sizing machines : en
  • GB426954A - Improvements in garages : en
  • GB427009A - Improvements in or relating to electric lamp sockets : en
  • AT141263B - Compressed air or compressed gas liquid lifters for pumping liquids from boreholes, shafts, wells or the like. : de en
  • DE612005C - Water reserve for high pressure acetylene : de en
  • FR779527A - Closing piston for dry gasometers : en fr
  • DE612069C - Device to prevent the simultaneous switching on of a number of solenoid drives exceeding a certain number : de en
  • FR779634A - Convertible vehicle : en fr
  • US1996990A - Smoker's sanitary appliance : en
  • FR779830A - Machine for planting sugar cane : en fr
  • CA349475A - Insulated and waterproof bridge, tunnel, dam, etc. : en fr
  • CA349344A - Book mark : en fr
  • US1997176A - Scale : en
  • US1996832A - Apparatus for producing color effect in paper : en
  • US1996855A - Hose pipe nipple or connecter : en
  • US1997051A - Loud speaker : en
  • GB426908A - Improvements in and relating to cinematograph apparatus : en
  • USD95110S - Design for a cigarette lighter : en
  • GB427008A - Improvements in lenses for photography and the like : en
  • CA349378A - Card holder : en fr
  • DE611898C - Unshaped metal saw blade for long and band saws with conically reinforced squabble edges : de en
  • AU1681034A - Apparatus for carrying out a process for the hydrogenation of carbonaceous materials : en
  • FR779606A - Improvements to radio-electric signal devices : en fr
  • GB426910A - Improvements in or relating to printing and other like machines : en
  • GB426937A - Improvements relating to battery sockets : en
  • AT141357B - Additional device for telescopes for the purpose of visualizing a target in the telescope field of view. : de en
  • US1996956A - Cotton picker's sack : en
  • AT141286B - Compound for covering teeth, repairing teeth or making artificial teeth. : de en
  • FR779857A - Roller mill : en fr
  • DK50113C - Procedure for the Manufacture of Graphite Lubricants. : da en
  • FR779597A - Process for the destructive hydrogenation of distillable carbonaceous materials : en fr
  • FR779798A - Improvements made to devices for purifying the supply air to engines using ambient air as oxidizer : en fr
  • FR779654A - Sophisticated apparatus for the manufacture of artificial materials : en fr
  • FR779709A - Method and apparatus for the heat treatment of the running surfaces of rails and rails obtained by said treatment : en fr
  • US1996878A - Wave detecting system : en
  • US1997089A - Time switch : en
  • US1997222A - Telephone repeater : en
  • GB426943A - Improvements in and relating to electric couplings : en
  • GB426867A - Improvements in or relating to manifold writing devices : en
  • US1997212A - Refrigerating cabinet : en
  • GB426855A - Modulation system for high frequency wireless transmission : en
  • US1997183A - Sharpening tool : en
  • DE611897C - Device for automatic coupling and uncoupling and for damping the torsional vibrations of rotating bodies : de en
  • AT141353B - Radio receiver. : de en
  • AT141360B - Device for medical treatment in the electrical field of short waves. : de en
  • GB426849A - Improvements in or relating to planographic printing : en
  • GB426968A - Improvements in electric switches suitable for use with overhead transmission lines : en
  • US1997005A - Method of preparing and nitriding a ferrous article : en
  • US1997063A - Hair shield : en
  • US1996742A - Container closure : en
  • US1997184A - Rotary engine : en
  • GB426641A - Improvements in or relating to metal-clad vapour electric converters : en
  • DE611813C - Method for manufacturing an electric heater, especially for immersion heaters : de en
  • DE611985C - Machine for copying edge surfaces : de en
  • DE612112C - Star hoops for treating fabrics in shrink tubs : de en
  • FR779620A - Poinconneuse-riveuse : en fr
  • GB426907A - Improvements in or relating to advertising or display apparatus : en
  • GB427014A - Improvements in explosion engines : en
  • USRE19521E - Board machine : en
  • FR779843A - Preparation of pure soaps : en fr
  • GB426973A - Improvements in or relating to roadways : en
  • CA349389A - Market basket : en fr
  • FR779779A - Opening principle of envelopes, which can be combined from the exit of the letter : en fr
  • IE12920L - Teapots : en
  • AU1834634A - Improvements in calcining apparatus : en
  • FR779628A - Improvements in special steels : en fr
  • GB426817A - Improvements relating to the manufacture of fibre boards and like products : en
  • US1997371A - Picture transmitting device : en
  • DE611781C - Process for the separation of carbonic acid from carbonic acid-containing gases : de en
  • DE612043C - Roller briquette press : de en
  • DK50101C - Device for Cooling Water Pumps for Combustion Power Machines, In particular in Vehicles. : da en
  • GB426665A - Improvements relating to the seatings of motor vehicles : en
  • FR779777A - Method and device for remote control using audible frequency control currents, superimposed on the current of a strong current network : en fr
  • DE612116C - Lining, register and assembly table : de en
  • FR779616A - Hand winder : en fr
  • FR779627A - Method of constructing bodies of automobiles and the like, such as those of airplanes and light marine craft : en fr
  • USD95124S - Design for a combination coaster : en
  • US1997134A - Sheet pulling device : en
  • US1997358A - Synthetic resin product and process : en
  • US1997532A - Cigarette feeding mechanism : en
  • AT141351B - From round wood existing ring or arched expansion body for pit expansion u. like : de en
  • US1996993A - Radio control panel : en
  • US1997092A - Wall construction : en
  • US1996829A - Cigar holder : en
  • AT141386B - Adhesive. : de en
  • AT141391B - Circuit arrangement for controlling electric circuits. : de en
  • FR779712A - Improvements to processes for the heat treatment of metal objects or bodies : en fr
  • US1996785A - Method of making radiator shields by folding : en
  • FR779525A - Tap wrench, especially for cinnamon : en fr
  • FR779624A - Removers for polishing : en fr
  • US1997502A - Air cooled cylinder for internal combustion engines : en
  • GB427170A - Improvements in and relating to compositions particularly adapted for heat transmission and distribution : en
  • US1997290A - Sheet delivery mechanism for printing presses : en
  • FR779635A - Improvements to electric wire reels : en fr
  • GB426807A - Improvements in and relating to heating systems employing liquids under pressure : en
  • DE612016C - Elimination of oxygen from gas mixtures with the help of metal carbonyl : de en
  • US1996876A - Glass cutting machine and the like : en
  • US1997115A - Toy balloon tire wheel : en
  • USRE19517E - Preservation of metallurgical : en
  • DE612031C - Device for automatic filling and emptying of fluid gears or fluid couplings like the foetting gears : de en
  • AT141291B - Earth connection for radio systems. : de en
  • US1996744A - Phenol and preparation thereof : en
  • US1996762A - Valve mechanism : en
  • US1997072A - Internal combustion hammer : en
  • US1997394A - Edging apparatus : en
  • CA349464A - Locomotive stoker : en fr
  • CA349412A - Gypsum slab preparing apparatus : en fr
  • AT141295B - Rectifier circuit. : de en
  • AT141333B - Pincer-shaped beet lifter. : de en
  • AU1902234A - Wheel lock for perambulators andthe like vehicles : en
  • US1996896A - Caging and resetting means for gyroscopically controlled navigation instruments : en
  • US1996767A - Telephone directory unit and secretary : en
  • US1997542A - Method and apparatus for making slide fasteners : en
  • AT141259B - Device for reporting bedwetting for infants. : de en
  • GB426712A - Grinding mill : en
  • GB426708A - Improvements in and relating to centrifuges, bobbins and the like : en
  • FR779797A - Arrangement for guiding cooling air in air-cooled rear engine vehicles with aerodynamic bodywork : en fr
  • US1996900A - Quick coupling valve with lock cover : en
  • US1997013A - Method and apparatus for treating pipes : en
  • CA349350A - Wheeled ski : en fr
  • USD95153S - Design for a suction cleaner casing : en
  • US1997175A - Door closing mechanism : en
  • US1997484A - Window shade : en
  • US1996964A - Tension indicator for sewing machines : en
  • US1997132A - Packing core for earth dams : en
  • US1997473A - Strand feeding mechanism : en
  • CA349371A - Shoddy picker : en fr
  • DK50109C - Guide bolt device for gramophone record plates. : da en
  • DE607350C - Control strip switching device for cash registers or accounting machines : de en
  • USD95129S - Design for an apron : en
  • AT141378B - Manufacture of high-pressure steam boilers, high-pressure gas containers, pressurized apparatus for the chemical industry, gun barrels, rifle barrels and other firearm parts or the like from chromium, molybdenum and possibly nickel-containing steel alloys. : de en
  • US1997497A - Carburetor : en
  • US1997523A - Paper box or carton : en
  • US1997386A - Edge grinding apparatus : en
  • US1996905A - Method of and apparatus for forming slugs for use in extrusion processes : en
  • US1996912A - Lubricating system : en
  • US1996787A - Safety razor and detachable sharpening device therefor : en
  • CA349463A - Stoker distributor head : en fr
  • USRE19519E - douglas : en
  • AT141314B - Spice shaker. : de en
  • US1996865A - Latching mechanism : en
  • US1997359A - Laminated product and process : en
  • AT141322B - Method and device for operating discontinuous chamber furnaces for the production of gas and coke. : de en
  • US1996844A - Shoe welting and the process of its manufacture : en
  • US1997253A - Vehicle brake : en
  • US1997351A - Bottle capping machine : en
  • FR779559A - Improvements to magnetic compasses specially designed for air navigation : en fr
  • FR779762A - Electron multiplier device : en fr
  • GB426818A - Improvements in or relating to the manufacture of cigarettes : en
  • FR779780A - Lift locking device for automatic mechanical traction plows : en fr
  • CA349427A - Heat resisting glass : en fr
  • US1996910A - Manufacture of glassware : en
  • AU1816034A - Improvements in harvester threshers : en
  • US1997357A - Automobile stop : en
  • FR779518A - Ball mounting device for wheels of baby carriages and others : en fr
  • US1996997A - Container : en
  • USD95146S - Design for a shoe : en
  • AT141285B - Investment materials for dental purposes. : de en
  • GB426640A - Improvements in or relating to composite wood plates or plywood : en
  • CA349386A - Ball mill structure : en fr
  • AT141287B - Sun protection device. : de en
  • AT141334B - Reversible plow. : de en
  • US1996892A - Refrigerant valve : en
  • US1996948A - Magneto with rotating magnets : en
  • US1996804A - Antenna arrangement for the reception of short electrical waves : en
  • US1997468A - Humidity responsive device : en
  • US1996826A - Refrigerating apparatus : en
  • CA349410A - Resinous composition : en fr
  • US1997189A - Method of and apparatus for reenforcing the margins of paper : en
  • AT141335B - Roller stamp. : de en
  • US1997254A - Automotive radioreceiver : en
  • US1997329A - Dumping vehicle : en
  • US1997411A - Needle-vibrating mechanism for sewing machines : en
  • DK50107C - Pressure lubricator. : da en
  • FR779657A - Liquid vaporizer : en fr
  • GB426828A - Improvements in steering arrangements for power-driven vehicles : en
  • US1997199A - Railway crossing gate : en
  • FR779874A - Skills development under pressure : en fr
  • CA349485A - Quinoline derivative : en fr
  • GB426921A - Improvements in blue-flame petroleum burners : en
  • GB426924A - Improvements in shoes and the manufacture thereof : en
  • AT141319B - Process for the production of with metal, enamel u. Like. Cast iron bodies that can be easily covered, in particular iron plates. : de en
  • AT141375B - Breathing filter. : de en
  • DK50105C - Combined Shipping and Exhibition Box. : da en
  • FR779795A - Improvement in devices for guiding canvas and other fabrics transversely in machines : en fr
  • DE612019C - Device for attaching the exchangeable brush to floor polishing devices with a swiveling handle : de en
  • CA349425A - Abrasive article manufacture : en fr
  • US1997364A - Grip finder for golf clubs : en
  • US1996745A - Preparation of naphthols : en
  • US1997285A - Antiflutter device : en
  • US1997435A - Matrix band : en
  • US1996918A - Automatic clutch control mechanism : en
  • CA349488A - Oil fuel feeding device : en fr
  • AT141292B - Electric light bulb in tubular shape. : de en
  • CA349382A - Gyrating scrubber : en fr
  • US1997071A - Internal combustion engine : en
  • US1996816A - Radiator shell : en
  • US1996913A - Method and apparatus for feeding : en
  • US1997469A - Furnace roll and the like : en
  • US1997283A - Amplification system : en
  • AT141343B - Burners for heavy fuel. : de en
  • DE611853C - Circuit arrangement for telephone systems with line selectors, in which connections with the lines of a multiple connection are established via parallel selectors : de en
  • FR779676A - Improvements to direction indicators for vehicles : en fr
  • FR779701A - Method and device, for performing and presenting photographic projections : en fr
  • FR779693A - Control device for tarare squeezing screen : en fr
  • FR779784A - Process for spraying powdery substances : en fr
  • GB426805A - Improvements in the manufacture and production of printing inks : en
  • GB426827A - Improvements in or relating to imitation fuel : en
  • US1996751A - Container : en
  • USD95132S - Design for a serving dish : en
  • DE611895C - Pipe valve control for internal combustion engines : de en
  • DE611974C - Security printer : de en
  • FR779629A - Improvements to welded joints for steels containing chromium and titanium and process for their manufacture : en fr
  • US1997172A - Process for the catalytic production of esters : en
  • CA349349A - Furnace stoker : en fr
  • US1997139A - Exercising device : en
  • US1997433A - Bathroom unit : en
  • CA349390A - Market basket : en fr
  • DE612082C - Spring arrangement : de en
  • US1997343A - Folding box : en
  • US1997413A - Slicing and shredding device : en
  • AT141330B - Self-drinking troughs for animals without drinking basins, e.g. B. Young cattle. : de en
  • US1996983A - Display card : en
  • US1997102A - Apparatus for locating lids on cans : en
  • DE611994C - Method and apparatus for operating the furnace : de en
  • DE611815C - Flat weft knitting machine with divided needle bars : de en
  • GB426745A - Improvements in or relating to the treatment of rubber and latex : en
  • CA349363A - Inclinometer : en fr
  • US1996806A - Doll, parts of dolls, and method of manufacturing the same : en
  • US1997159A - Treatment of hydrocarbon oils : en
  • US1996906A - Method and means for detecting flaws in electrical conductors : en
  • US1997047A - Support for tube frames : en
  • US1997249A - Bathing pool : en
  • CA349406A - Gaseous electric discharge device : en fr
  • US1997142A - Cane and stool : en
  • AT141347B - Closing head of capping machines for tear-off caps. : de en
  • US1997011A - Electrical control circuits for thermionic rectifiers : en
  • CA349395A - Axminster loom : en fr
  • US1996872A - Animal trap : en
  • US1996895A - Gyroscopically controlled directional indicator for aircraft : en
  • US1997337A - Cellulose higher acyl radical lacquers : en
  • US1996845A - Electrical sealed container : en
  • US1997317A - Heel cover and method of making the same : en
  • DE611904C - Process for the preparation of a photographic exposure material for color screen overhead and transparencies : de en
  • FR779619A - Direction and bypass controller device : en fr
  • FR779715A - Improvements made to container closures : en fr
  • GB426658A - Improvements in collapsible tubes or like containers : en
  • US1997529A - Pitcher drainage frame : en
  • FR779671A - Train protection device : en fr
  • DE611944C - Notepad made of springy fabric for card sheets : de en
  • US1997515A - Electric spark discharge system : en
  • US1997088A - Sound gate : en
  • CA349409A - Bulb sealing-in apparatus : en fr
  • GB449887A - Improvements in methods of producing milk : en
  • FR779650A - Self-closing hinge : en fr
  • FR779581A - Light-tight cartridges for film or photographic film : en fr
  • FR779675A - Expansion compensator for hydraulic transmission : en fr
  • GB426975A - Improvements in orthoptic instruments : en
  • US1997114A - Filtration and clarification of water : en
  • US1996898A - Method and means for draining potted plants : en
  • US1996973A - Motor compressor : en
  • US1997202A - Closure structure for metallic containers : en
  • US1997310A - Article rack for display boards : en
  • CA349396A - Needle loom : en fr
  • GB426843A - A process for the manufacture of alkenes and derivatives thereof : en
  • FR779632A - Electron tube : en fr
  • GB426972A - Improvements appertaining to domestic pans and the like : en
  • US1997534A - Manufacture of piston rings and the like : en
  • FR779702A - Gear change by extendable pedal : en fr
  • GB426675A - Improvements in and relating to rotary pumps, engines and the like : en
  • USD95121S - Design fob a pop corn stand or : en
  • CA349357A - Bust support for garments : en fr
  • CA349453A - Zinc distillation, etc. : en fr
  • US1996790A - Automatic change speed transmission mechanism : en
  • AU1946934A - Improvements in multiwall paper bags and method of forming thesame : en
  • IE13054L - Glass furnaces : en
  • US1996917A - Forepart filler for shoes : en
  • US1997313A - Boring and dumping auger : en
  • US1996838A - Method of and means for bending tubes : en
  • US1997128A - Match safe : en
  • GB426883A - Improvements in or relating to the singeing of textile fabrics : en
  • GB426639A - Improvements in and relating to devices adapted for use in removing paint and the like : en
  • DE611882C - Process for the production of water-insoluble azo dyes : de en
  • GB426676A - Improvements in and relating to smoke eliminating means for boiler furnaces : en
  • DE611938C - Process for painting zippers : de en
  • DE611931C - Telecommunications submarine cable with symmetrically stranded cores or groups of cores : de en
  • FR779603A - Extra sensitive percussion fuze : en fr
  • FR779867A - Automatic ration dispenser for pets : en fr
  • US1996834A - Puzzle : en
  • US1997001A - Bulldozer : en
  • US1997430A - Solderless connecter : en
  • US1997518A - Signaling apparatus : en
  • DE612001C - Process for the production of cigarette paper : de en
  • US1996852A - Process and apparatus for distilling or expelling volatile constituents from liquids : en
  • US1997545A - Method of purifying carbohydrate solutions obtained in the saccharification of cellulose-containing materials : en
  • FR779813A - Metal fastening device for cardboard boxes, rigid papers, for knitting machines, or other textile machines : en fr
  • USD95130S - Design for a dress : en
  • DE612092C - Leaching device for sugary clippings and other substances : de en
  • DE612081C - Rotary piston internal combustion engine : de en
  • AT141366B - Self-propelled welding or flame cutting machine. : de en
  • DE612024C - Device for maintaining a constant fluid level, e.g. a cyanide solution, in ventilation vessels working with vacuum : de en
  • DE610247C - Trouser straps : de en
  • US1997054A - Frame construction for gliders or the like : en
  • US1997150A - Tieplate : en
  • US1996967A - Battery terminal puller : en
  • US1997044A - Progressor for a transverse brush fruit treating machine : en
  • US1997325A - Method and apparatus fob dupli : en
  • FR779815A - Device for opening oysters : en fr
  • GB426682A - Improvements in or relating to paper bags, envelopes or the like containers : en
  • US1997391A - Storage battery : en
  • FR779732A - Improvements to radial and axial thrust bearings : en fr
  • FR779556A - Device for remote adjustment of carburetors : en fr
  • GB426965A - Improvements in and relating to devices for regulating the delivery of fuel to oil fed furnaces : en
  • GB426693A - Improvements in or relating to machines having oppositely moving free engine and compressor pistons : en
  • FR779898A - Sewing machine : en fr
  • US1997161A - Grit removal apparatus : en
  • USD95114S - Design for a blouse : en
  • US1996976A - Scale poise : en
  • FR779529A - Process for the production of rubber sheets and tiles for coverings : en fr
  • FR779751A - Water closet : en fr
  • DE612079C - Zero circle : de en
  • GB426672A - Improvements in and relating to television systems : en
  • AT141281B - Powder compact. : de en
  • GB426992A - Improvements in or relating to lamps for motor road vehicles : en
  • FR779683A - Centrally controlled signaling device for urban traffic : en fr
  • GB426929A - Improvements in or relating to imitation fires : en
  • GB426934A - Improvements in chain grate stokers : en
  • US1996927A - Heater : en
  • US1997204A - Chimney spark arrester : en
  • US1997324A - Insulating unit : en
  • GB426930A - Improvements in sewing machines : en
  • FR779768A - Improvements to sealing devices or gaskets used in compressors for refrigerating machines and others : en fr
  • DE612059C - Dreherweblitze : de en
  • US1996888A - Fuse holder : en
  • US1997549A - Agitating device : en
  • FR779703A - Sliding bearing with pad lubrication for rail vehicles : en fr
  • GB426746A - Improvements in devices for effecting the ignition of tobacco in cigarettes and tobacco pipes : en
  • GB426749A - Fuel injection device for facilitating acceleration and starting of internal combustion engines : en
  • AT141307B - Hollow stone beams. : de en
  • DE562807C - Process for rendering lumpy lime and sulfur compounds in bricks harmless : de en
  • US1996795A - Lubricating device : en
  • FR779590A - Combined sink faucet for water and liquid soap : en fr
  • US1996840A - Process of enameling metal articles : en
  • GB426735A - Improvements in or relating to television and the like systems : en
  • US1997049A - Molding device : en
  • USRE19515E - Power mechanism : en
  • AT141267B - Anti-theft alarm device. : de en
  • AT141298B - Combined water and light bathing facility. : de en
  • FR779637A - Improvements made to electric discharge tubes : en fr
  • US1996739A - Production of condensation products from aromatic hydrocarbons : en
  • DE611865C - Welding and soldering torches : de en
  • US1997095A - Trailer support : en
  • USD95115S - Design fob a buckle : en
  • DE612142C - Device for compacting fiber sliver stacks in rotary cans or on rotary disks : de en
  • FR779544A - Scrubbing device for all objects with closely spaced teeth or tips : en fr
  • US1997558A - Air regulating means for liquid fuel furnaces : en
  • US1997073A - Check wkitshg machine : en
  • FR779721A - Shock sprayer : en fr
  • AT141262B - Holder for socks and stockings. : de en
  • GB426646A - Improvements in a method of and an apparatus for erecting cellular cartons : en
  • DE611880C - Method of making electrical heating devices : de en
  • DE611900C - Method and machine for the production of screw nuts with a curved thread : de en
  • DE611970C - Two-part tubular steel armchair : de en
  • DE612084C - Method for re-synchronizing sound presentations to existing cinema image recordings : de en
  • FR779789A - Process for the preparation of alpha-alkylidene- and alpha-alkyl-cyclopentanones : en fr
  • US1997165A - Duplex metal article : en
  • US1997032A - Pasteurizing machine : en
  • US1997048A - Newspaper cmp : en
  • US1997332A - Roll film camera and spooling system : en
  • US1996901A - Welding apparatus : en
  • US1997223A - Telephone repeater : en
  • US1997485A - Heating element : en
  • GB426874A - Improvements in or relating to electrical condensers : en
  • DE611906C - Tiltable serving vessel, especially for milk : de en
  • DE611870C - Water-tube boiler with a wide furnace that merges into a narrow boiler pass through inclined transition surfaces : de en
  • DE611926C - Process for cleaning iron in the foundry shaft furnace : de en
  • US1997551A - Grinding machine : en
  • USD95135S - Design for a mechanical pencil : en
  • AT141325B - Friction wheel gas lighter. : de en
  • DE611917C - Means for preventing the tobacco fibers from sliding when they hit the strip of cigarette paper : de en
  • FR779871A - Marker device for tennis and similar games : en fr
  • DE612009C - Device for generating carburized water gas : de en
  • GB426812A - Improvements in or relating to telephone transmitters : en
  • AT141310B - Face screw drive. : de en
  • US1997316A - Moisture resistant filaments of cellulose acetate : en
  • US1997017A - Sweat-band for hats : en