- USRE19743E - Record sheet holder for facilitat :
en
- CH180504A - Switch with arc extinguishing by compressed gas. :
de
en
- DE620922C - Circuit for modulating a carrier frequency with the alternating voltages supplied by a photo cell :
de
en
- US2018731A - Calipers :
en
- US2019122A - Razor blade :
en
- SU44628A1 - Acetylene generator :
en
ru
- US2018970A - Pull-light book match :
en
- SU44593A1 - Device for making high-resistance :
en
ru
- CH180434A - Accordion. :
de
en
- CH180396A - Supply roll for smoke filter strips. :
de
en
- CH180530A - Process for the preparation of an arsenic-containing compound of sulfhydryl keratinic acid. :
de
en
- SU44630A1 - High vacuum condensation diffusion pump :
en
ru
- SU44653A1 - Scraper double winch :
en
ru
- DE620866C - Window consisting of more than two horizontally movable leaves :
de
en
- DE621181C - Device for producing smoke filter plugs :
de
en
- FR789588A - Lubricant :
en
fr
- GR5486B - METHOD FOR DRY DISTILLATION OF SOLID MATERIALS IN THE FORM OF GRAINS. :
el
en
- SU44529A1 - Mater-Platt type cauldron :
en
ru
- DE620978C - Process for regulating the cementation effect of cementation baths containing cyanide :
de
en
- US2018809A - Convertible hand bag :
en
- US2018865A - Boat :
en
- US2018947A - Electrically heated steering wheel for vehicles and other purposes :
en
- DE620925C - Time remote switch for staircase lighting u. like :
de
en
- US2018808A - Mechanism for use in applying pressure to shoe bottoms :
en
- SU44646A1 - Device for cutting glass ribbon flowing from the forming slot into sheets :
en
ru
- US2018653A - Motor vehicle :
en
- US2018802A - Signal device :
en
- US2018936A - Eyeleting machine :
en
- CH180338A - Gas switch for gas-heated liquid heaters. :
de
en
- CH180411A - Process for the production of a fuel from industrial gases containing hydrocarbons. :
de
en
- CH180464A - Source casting process for magnesium and its alloys. :
en
fr
- GB437424A - Apparatus for the removal of supernatant liquid from solids in containers :
en
- SU44876A1 - Centrifugal dust collector :
en
ru
- US2018716A - Battery charging voltage regulator :
en
- US2019285A - Driving wheel :
en
- US2018689A - Friction tester :
en
- US2019254A - Container and means for opening the same :
en
- PL22151B1 - Airplane wing. :
en
pl
- US2018761A - Hand electric steering device :
en
- US2018863A - Ammonia recovery :
en
- US2019070A - Vapor phase cracking :
en
- US2019080A - Apparatus for shaping and packaging cigars :
en
- CH180424A - Photographic camera with a viewfinder chamber arranged above the receiving chamber and a photoelectric light meter built into it. :
de
en
- DE621196C - Method of manufacturing flat tubes :
de
en
- US2018893A - Ignition control device :
en
- US2019368A - Scouring device :
en
- CA353793A - Catalyst manufacture :
en
fr
- US2018701A - Ball and similar bearing and method of manufacturing the same :
en
- CA353744A - Grate :
en
fr
- DE620952C - Volume control arrangement on electrical musical instruments :
de
en
- FR789561A - Cable glands for refrigeration compressors :
en
fr
- ES139237A3 - An extendable mold for obtaining concrete pieces of different dimensions. :
en
es
- DK50833C - Apparatus for cleaning pipes in steam generators or similar heat exchange apparatus. :
da
en
- GB437476A - Improvements in or relating to electric timing devices :
en
- DE621023C - Waste heat disposers for internal combustion engines :
de
en
- DE621097C - Oil pressure regulator for engines or machines :
de
en
- GB437489A - Improvements to squash rackets court out of play lines :
en
- DE620706C - Carburetors for lighting and heating purposes :
de
en
- ES3547Y - Two-piece foldable carton or blister pack for injectables. :
en
es
- CH180397A - Process for carrying out gas reactions by means of contact bodies. :
de
en
- DE620834C - Device for the automatic regulation of the output of electrode steam boilers by changing the liquid level by means of a regulating container, the steam chamber of which is connected to the steam chamber of the steam boiler via an automatically controlled shut-off device :
de
en
- US2019464A - Pinion shaft bearing :
en
- AU2273935A - Drill rig :
en
- CA353770A - Coating composition :
en
fr
- GB437382A - Improvements in the manufacture and production of acid dyestuffs of the anthraquinone series :
en
- GB437423A - Improvements in induction heaters :
en
- FR789571A - Automatic ticket dispenser :
en
fr
- AU2207035A - Improvements in resilient wheels for vehicles :
en
- CA353856A - Tilling implement :
en
fr
- CH180414A - Process for the production of a condensation product. :
de
en
- US2019068A - Resilient vehicle wheel :
en
- US2019069A - Razor blade honing device :
en
- US2019411A - Liquid compass :
en
- US2019214A - Portable folding artist's easel :
en
- FR45639E - Process to immunize and protect all animal fibers against attack by ringworm larvae, molds and bacteria :
en
fr
- FR789368A - Fanless burner for viscous liquid fuels :
en
fr
- SU44860A1 - Writing machine :
en
ru
- US2019175A - Sheet glass cutting apparatus :
en
- DE620934C - Shredding device :
de
en
- ES139246A1 - PROCEDURE FOR MANUFACTURING POTASSIC SALT OF FERTILIZER, GRANULATED :
en
es
- GB437511A - Improvements in machines for producing cards of patterns or samples of fabrics :
en
- US2018780A - Air conditioning system with dehumidifier and reheater :
en
- US2019143A - Centrifugal pump :
en
- SU44792A1 - Log front :
en
ru
- US2018700A - Well pumping device :
en
- GB437590A - Improvements in the manufacture and production of valuable condensation products :
en
- GB437428A - Improvements in and relating to automatic machines for producing paper tubes or containers :
en
- DE621066C - End termination for electrical single or multi-core cables :
de
en
- SU44736A1 - Filter :
en
ru
- USD97324S - Design for a bottle :
en
- US2019225A - Manufacture of fibroin solutions :
en
- CH180570A - Rubber sheet, in particular for marking road crossings and for marking traffic regulations. :
de
en
- SU44537A1 - The method of producing alkali metal bromides :
en
ru
- US2018685A - Compressor for fluid actuated brakes :
en
- ES138586A1 - Locomotive disposition to impress photographic films. :
en
es
- PL22069B1 - A control device for inductive measuring instruments of powerless current. :
en
pl
- US2018915A - Brake operating mechanism :
en
- SU44698A1 - Safety device against the breakage of the gramophone spring at its plant :
en
ru
- US2019358A - Game :
en
- GB437585A - Improvements in and relating to buttonhole sewing machines :
en
- US2018922A - Radiator construction :
en
- US2019344A - Rayon bucket :
en
- FR789470A - Explosion engine carburettor, engine provided with this carburetor and its applications :
en
fr
- US2018823A - Protective system :
en
- ES3608Y - Special brush. :
en
es
- GB437265A - Improvements in or relating to the transference of glass bottles, jars and the like to lehrs :
en
- PL22082B1 - Electron lamp. :
en
pl
- US2018988A - Music rack :
en
- US2019137A - Knockdown cabinet fixture :
en
- US2019194A - Insulation, particularly for refrigerators or the like :
en
- CH180440A - Device for stopping a skate in its blade guard. :
en
fr
- US2019454A - Grinding mill :
en
- US2019457A - Resistor :
en
- PL22120B1 - A method of producing moisture and air impermeable coatings. :
en
pl
- PL22127B1 - A method for demining molasses for the production of pressed yeast, and an apparatus for carrying out the method. :
en
pl
- US2018722A - Shingle :
en
- USD97360S - Design for a finger toothbrush :
en
- ES139077A1 - A gear reversing device for internal combustion engines. :
en
es
- ES139199A1 - A device applicable to any type of typewriter to simultaneously print receipts and their list. :
en
es
- DK50824C - Feather made of stuffing material for duct or cell-divided mattresses. :
da
en
- SU44586A1 - Device for voltage stabilization using ferroresonator :
en
ru
- US2018766A - Train dispatching system for railroads :
en
- US2019345A - Ophthalmic mounting :
en
- US2018677A - Synchronous electric motor and rotor therefor :
en
- CH180506A - Switching device for alternating current. :
de
en
- CA353804A - Thrust indicator for guide disks :
en
fr
- GB437538A - Improvements in or relating to wireless receiving systems :
en
- GB437556A - Improvements in or relating to yarn or like winding machines :
en
- DE621223C - Reading telescope designed for a refractometer :
de
en
- DE620881C - Textile belts :
de
en
- FR45648E - Process for recovering chlorinated rubber from its solutions :
en
fr
- GB437481A - Tuning indicators for radio receivers :
en
- ES3610Y - Lid for saucepans and similar uses. :
en
es
- FR789466A - Improvements to portable electrical elements such as lamps :
en
fr
- GB437500A - Fabric folding machines :
en
- US2018992A - Sealing of vessels :
en
- US2019298A - Internal combustion engine :
en
- SU44774A1 - Machine for bending construction collars :
en
ru
- US2018659A - Preservation of cellulose materials :
en
- US2018789A - Concrete vibrating machine :
en
- US2019087A - Fruit drier :
en
- DE620800C - Multi-part piston with an annular jacket, in particular a bimetal piston with a head made of aluminum and a cast-in jacket made of steel :
de
en
- FR45630E - Process for preparing dyes and azo colors as such or incorporated into various substrates, including in particular textile fibers and fabrics :
en
fr
- GB437288A - Improvements in or relating to temperature or fire alarm systems :
en
- GB437444A - Improvements in or connected with optical sights :
en
- DE620995C - Process for the production of compressed yeast, in particular air yeast, as well as adjusting yeast and mother yeast :
de
en
- DE621140C - Regenerative flame furnace with cold coke gas heating :
de
en
- ES3614Y - Insulating lid box. :
en
es
- DE620676C - Circuit arrangement for telephone systems with dialer operation, in which a subscriber called under the influence initiates the count :
de
en
- ES139115A1 - IMPROVEMENTS INTRODUCED IN AIRCRAFT, AIRCRAFT AND ANALOGUE :
en
es
- FR789443A - Burner and its applications, in particular as a stove :
en
fr
- DE620670C - Cylinder-filling jaw grinding tool for inner cylinder surfaces :
de
en
- GB437607A - Improvements in or relating to machines for operating upon the bottoms of boots or shoes :
en
- ES139100A1 - An electric incandescent lamp with a part of reflective bulb. :
en
es
- ES139164A1 - A mechanical home feeding above the grill. :
en
es
- DE621163C - Egg sorting and stamping device :
de
en
- FR789589A - Process for the production of new condensate products of the naphthalene series :
en
fr
- DE620766C - Device for coupling the high-frequency oscillation circuits of two amplifier stages :
de
en
- DE621088C - Valve for water basin :
de
en
- SU44634A1 - The method of obtaining fiber from rice straw :
en
ru
- US2019350A - Remote control and indicating arrangement :
en
- CA353742A - Light for vaults, floor or skylights :
en
fr
- DE621128C - Electrical switch with a U-tube containing conductive liquid, especially mercury :
de
en
- FR789541A - Suspension device for floating roofs of liquid tanks :
en
fr
- SU44734A1 - Internal combustion engine with oscillating cylinder :
en
ru
- CH180481A - Welded frame for multi-cylinder piston machines. :
de
en
- CH180571A - Collapsible frame. :
de
en
- GB437298A - Improvements in and connected with construction sets, and particularly constructional toys :
en
- CH180420A - Stamp cleaning pad. :
de
en
- CH180551A - Tension ring lock for packaging containers. :
de
en
- DE620698C - Between the wheel body and tire of a rail wheel to be installed, consisting of a rubber ring suspension and wheel body for this :
de
en
- DE621218C - Self-indicating household scales :
de
en
- FR789512A - Electricity vending machine :
en
fr
- FR789517A - Hydraulic device, applicable to doors and all other closures to make it hermetic to gases and liquids :
en
fr
- US2018788A - Headlight :
en
- US2019172A - Carburetor :
en
- US2019327A - Driving-locking mechanism :
en
- DE620950C - Compound flat file with round, interchangeable file bodies :
de
en
- US2019009A - Combination utility utensil :
en
- US2018960A - Telescope sight mounting :
en
- US2019077A - Razor :
en
- US2019097A - Thread controller for sewing machines :
en
- ES139243A1 - A process for making porous rubber sheets. :
en
es
- DE620923C - Arrangement of oxidized metal strips with layered electrical conductors formed from such insulation :
de
en
- DE620899C - Milling mill for bakery, confectionery and similar businesses :
de
en
- ES139163A1 - A mechanical home feeding above the grill. :
en
es
- US2019039A - Timing mechanism :
en
- CA353774A - Pyroxylin tubing manufacture :
en
fr
- US2019441A - Interleaf or spacer :
en
- US2019446A - Phase and amplitude modulation receiver :
en
- ES139236A1 - An electric discharge tube. :
en
es
- FR789484A - Method and device for the continuous manufacture of corrugated glass sheets :
en
fr
- GB437350A - Improvements in change-tariff counters and the like instruments :
en
- ES3586Y - Elastic cufflinks applicable to the cuffs. :
en
es
- ES3661Y - Tensioning of the metallic fabrics in the box springs. :
en
es
- CH180382A - Method and device for loosening and cleaning the filling material of cushions, blankets or the like within the cover. :
de
en
- DK50844C - Refrigeration apparatus for displaying weather on a metal plate which is kept cooled by a pipe system which has been placed close below it, by a refrigerant flowing through a refrigerant or in a similar manner. :
da
en
- FR45643E - Liquid dispenser :
en
fr
- FR45609E - Process for obtaining ethylene oxide with a view, in particular, to the preparation of ethylene glycol and its derivatives :
en
fr
- GB437379A - Improvements in and relating to apparatus for the preparation of coffee :
en
- ES139116A1 - IMPROVEMENTS INTRODUCED IN AIRCRAFT, AIRCRAFT AND ANALOGUE :
en
es
- GB437312A - Improvements in or relating to smokers' ash trays :
en
- US2018671A - Abrading tool :
en
- USD97370S - Design for a textile fabric :
en
- DE620959C - Machine for closing hollow vessels :
de
en
- ES139124A1 - Mechanical interlock cabin. :
en
es
- ES3543Y - Device perfected to be used in the waving of hair. :
en
es
- FR789446A - Sealed piston seal :
en
fr
- GB437641A - Improved amplifiers for television :
en
- US2019113A - Sign :
en
- US2019374A - Combined foldable table and chairs :
en
- FR789424A - Switching on taps :
en
fr
- DE620886C - Device to secure the standing height of the sealing fluid in waterless gas containers :
de
en
- FR45611E - Improvements to lifting landing gear for airplanes :
en
fr
- GB437406A - An improved flexible drive for airscrews :
en
- CA353758A - Wire fabric seam :
en
fr
- CA353785A - Intermittent effect producing system :
en
fr
- USD97351S - Design fob a stand :
en
- US2019406A - Dispensing container :
en
- CA353819A - Organic disulfide :
en
fr
- US2019340A - Shoe tree :
en
- PL22086B1 - and the time periods during which the organ has occupied these positions. :
en
pl
- SU44545A1 - The method of obtaining basic magnesium carbonate :
en
ru
- SU44631A1 - Device for dehairing fur products :
en
ru
- ES3565Y - Automatic safety sword to fool bulls. :
en
es
- GB437383A - Improvements in crates for holding bottles :
en
- FR789565A - Device for adjusting the position of the rollers in rotary basin mixers :
en
fr
- FR45635E - Vacuum cleaner for continuous draft of chimneys :
en
fr
- DE620872C - Device for sending and receiving sound waves :
de
en
- DE620903C - Process for the preparation of ureides of trisubstituted acetic acids :
de
en
- DE621136C - Arrangement of an outdoor coupling capacitor with an oil paper dielectric directly on a grounded high-frequency safety or equipment cabinet :
de
en
- ES138215A1 - A procedure for obtaining rubber pieces, which simultaneously present vulcanized and raw surfaces. :
en
es
- ES139212A1 - A connection to reinforce and / or transform the frequency of electrical oscillations. :
en
es
- GB437456A - Improvements in or relating to means for securing articles to bulbous vases :
en
- DE621213C - Circular knitting machine for the production of a strand-shaped body with a knitted cover :
de
en
- GB437581A - Guide book :
en
- US2019183A - Process for making durable wool like artificial silk :
en
- US2019309A - Flasher :
en
- US2019337A - Nitrochlor polyphenyl compound and process of making same :
en
- CA353841A - Display element sealing device :
en
fr
- CH180455A - Method and device for recording sounds on a phonographic disc. :
en
fr
- ES139170A3 - A special procedure for manufacturing rubber footwear floors. :
en
es
- FR789494A - Reverse device for loom :
en
fr
- GB437606A - Improvements in and relating to sliding clasp fasteners :
en
- DE620759C - Washing machine with a piston which can be moved up and down and is arranged below the sieve carrying the laundry :
de
en
- ES137934A3 - An apparatus for weighing materials. :
en
es
- GB437359A - A device for launching projectiles by means of centrifugal force :
en
- DE621022C - Crib grid :
de
en
- DE621147C - Related locking and carrying device for packages or the like. :
de
en
- DE620835C - Electric heater for salt baths :
de
en
- SU44657A1 - Wood saw :
en
ru
- US2018790A - Reversing mechanism for poppet valve gear cam boxes :
en
- US2018797A - Method for drying hygroscopic material and the product thereof :
en
- US2018955A - Process of making calcium sulphate :
en
- SU44711A1 - A device for determining the pile on the fabric :
en
ru
- GB437447A - Improvements in aeroplanes :
en
- CH180565A - Device for fixing umbrellas and parasols on vehicles. :
en
fr
- DE620842C - Medication spoon :
de
en
- ES139215A1 - A new electrical circuit to illuminate low-voltage tubes of rarefied gases. :
en
es
- DE620880C - Device for alternately driving the shear drum and the chain boom :
de
en
- GB437453A - Improvements in or relating to the production of alkali metal carbamates :
en
- DE621063C - Road ripper :
de
en
- DE620974C - Dryer with conveyor rollers for flat goods :
de
en
- GB437297A - Improvements in expansion sockets for bolts for building and engineering purposes :
en
- GB437427A - Improvements in table, desks, and like articles of furniture :
en
- DE621204C - Method for generating a frequency-modulated current :
de
en
- ES139234A3 - Improvements introduced in airplanes, aircraft and the like. :
en
es
- GR5484B - SUCCESSFUL INSTALLATION OF ALL THE COMPONENTS OF RECORDING THE CAPSULE IN THE OUTER PART OF THE SPRAY-SHOCKING SHOP. :
el
en
- US2018652A - Stocking supporting clasp :
en
- US2019444A - Valve compensator :
en
- SU44773A1 - The core for inserting channel iron between the shelves during bending of the latter by means of a ram and a matrix :
en
ru
- US2019324A - Refrigerator condenser :
en
- USD97323S - Design for a coffin handle :
en
- FR789436A - Process for the industrial manufacture of certain metals :
en
fr
- FR789442A - Reinforced concrete pillar, especially for steel frame buildings :
en
fr
- CA353719A - Picture frame easel :
en
fr
- US2019055A - Art of preparing granulated rubber :
en
- US2019458A - Water heater :
en
- PL22202B1 - A method of producing an anti-dermatitis vaccine. :
en
pl
- US2019020A - Sound recording system :
en
- US2019272A - Aerofoil and method of making same :
en
- US2019353A - Hydraulic pumping apparatus :
en
- SU44549A1 - The method of producing allylformate :
en
ru
- USD97352S - Design for a flatiron :
en
- US2019332A - Pneumatic tool :
en
- CA353763A - Liquid dispensing apparatus :
en
fr
- AU1984634A - Improvements in or relating to machines for operating upon shoe soles :
en
- CH180394A - Device for preserving pieces of meat. :
de
en
- DK50823C - Piston, in particular Internal combustion engines. :
da
en
- DE620663C - Method and device for reinforcing cinema film strips :
de
en
- GB437469A - Improved process for treating sewage sludge :
en
- GB437525A - Improvements in electric cables :
en
- GB437542A - Improvements in and relating to hose reels :
en
- AU2090235A - Flavouring matters, and their application :
en
- US2019181A - Strainer :
en
- US2019179A - Rotary kiln and cooler :
en
- BE411508A - Dry seed biting product :
en
fr
- CH180498A - Light metal sliding shoe pistons for internal combustion engines. :
de
en
- CH180318A - Cutting unit for mowers. :
de
en
- DE620885C - Process for sieving loose material using disc roller grates :
de
en
- PL22113B1 - A method of biological purification of waste water, formed during the production of cellulose. :
en
pl
- US2018850A - Unattended repeater system :
en
- US2019291A - Air conditioning system :
en
- DE621224C - Setting strain gauge :
de
en
- DE620907C - Process for the preparation of 4-amino-3, 4'-dinitrodiphenylamine :
de
en
- USD97343S - Design for a cycle saddle seat :
en
- US2018833A - Game and game apparatus :
en
- US2018962A - Brake :
en
- CH180375A - Process for the production of a filet embroidery-like product. :
de
en
- CH180388A - Process for the production of umbrella caps. :
de
en
- CH180520A - Light reflector. :
de
en
- SU44751A1 - Swivel for pipes :
en
ru
- IE13959L - Refrigerators :
en
- SU44575A1 - Electrically operated air brake :
en
ru
- GB437448A - Improvements in and relating to porous filling masses for reservoirs for containing gases :
en
- DE621194C - Textile glove :
de
en
- CH180597A - Single axle drive with spring clutch for vehicles. :
de
en
- ES139275A1 - Drive mechanism without steps. :
en
es
- FR789434A - Electronic discharge device control system :
en
fr
- GB437526A - Improvements in agglutinated fibrous sheet material and method and apparatus for making the same :
en
- US2018928A - Wheel :
en
- ES139092A2 - IMPROVEMENTS IN THE PROCEDURE FOR THE MANUFACTURE OF WET FEED OF THE PATENT OF INVENTION :
en
es
- ES3562Y - Hinge pin with invisible screws. :
en
es
- ES4053U - Extender of medicated products (Machine-translation by Google Translate, not legally binding) :
en
es
- FR789392A - Improvements in refrigeration cabinets installed in a retracted part of a room :
en
fr
- GB437323A - Improvements in electric discharge devices comprising luminescent materials :
en
- PL22123B1 - The method of preserving juices, marmalades and other fruit preserves. :
en
pl
- SU44746A1 - Spacer spring ring for piston sealing rings :
en
ru
- US2018908A - Pruning tool :
en
- SU44580A1 - Lock to the unit :
en
ru
- GB437479A - Improvements in electrically driven control devices for the rolls of rolling mills :
en
- FR789570A - New vat dye and its manufacturing process :
en
fr
- GB437621A - Improvements in or relating to electrical signalling and time recording systems and apparatus :
en
- US2018666A - Garment :
en
- GB437600A - Improvements in the manufacture and production of dyestuffs of the pyrone series :
en
- CH180436A - Device for forming a deck chair using two skis and two ski poles. :
de
en
- DE620805C - Suspension for motor vehicles :
de
en
- US2019156A - Apparatus and method of printing designs on hosiery :
en
- DE620875C - Device for cooling knife rollers heated during cutting :
de
en
- GB437413A - Improvements in or relating to the production of multiple sound records :
en
- GB437390A - An improved shoe upper :
en
- GB437534A - Improvements relating to slicing machines :
en
- US2019084A - Closure member :
en
- ES139176A1 - Some new glass tubes, based on rarefied gases, to operate in low voltage. :
en
es
- ES139200A1 - Procedure to manufacture knitwear with samples or drawings in relief to five and six colors. :
en
es
- USD97339S - Design for a bottle :
en
- USRE19744E - Volume control :
en
- US2019125A - Nonreversible meter train :
en
- ES3605Y - Box for phonograph apparatus. :
en
es
- ES139244A1 - Improvements in the construction of bed bases. :
en
es
- IE13727L - Prepayment meters :
en
- IT331247B - :
it
- SU44601A1 - The method of deposition of films on the internal surface of vacuum devices :
en
ru
- SU44707A1 - Instrument for measuring mechanical and hydraulic quantities :
en
ru
- ES139162A1 - An apparatus for anti-aircraft defense command instruments. :
en
es
- ES139205A1 - A process for manufacturing gratings for electric discharge tubes. :
en
es
- SU44741A1 - The method of operation of the heat power unit from an internal combustion engine, operating with detonating gas, and a steam engine :
en
ru
- GB437320A - Method for treating ooze :
en
- US2018753A - Automatic device for closing the cage and well gates of lifts and the like :
en
- DE620846C - Straw feed device for mowing machines with lifting ramps reaching under the stored grain from the side :
de
en
- DE620930C - Explosion-proof luminaire :
de
en
- GB437422A - An improved pre-selector device for use in connection with the gears of motor road vehicles :
en
- DE620981C - Guide roller arrangement for drive devices for tapes or wires, in particular for devices for recording or playing back sound films :
de
en
- ES139225A1 - PERFECTED FILTERING MACHINE FOR OBTAINING SPECIAL TUBES FROM RIFLE CANONS, HUNTING SHOTGUNS AND SIMILAR :
en
es
- GB437810A - Improvements in or relating to mechanism for operating doors, gates or the like :
en
- GB437620A - Improvements in vehicle brakes :
en
- US2018662A - Combined drawer pull and label holder :
en
- US2018932A - Press :
en
- GB437384A - Improved process for obtaining colour effects on terry fabrics :
en
- GB437562A - Improvements relating to motor vehicle seats :
en
- DE621167C - Interchangeable claw coupling, especially for gearboxes :
de
en
- ES139136A1 - Improvements introduced in the construction of threshers. :
en
es
- FR789379A - Process for treating iron ores and the like by agglomeration in a rotary tube furnace :
en
fr
- US2018765A - Train dispatching system for railroads :
en
- US2019407A - Portable collapsible hothouse :
en
- GB437409A - Improvements in strips of fabric adaptable for tents, capes and bags :
en
- DE617737C - Free-flight piston machine with power cylinder, in particular internal combustion engine cylinder, and compression cylinder :
de
en
- US2018681A - Composition for insecticidal or fungicidal use and method of preparing the same :
en
- US2018864A - Automatic step-by-step switch :
en
- US2019228A - Osteopathic treatment or adjustment device :
en
- DK50834C - Method and Apparatus for Making Threads of Glass or Similar Material. :
da
en
- DE621076C - Arrangement for generating time-proportional vibrations, especially for Braun tubes :
de
en
- FR789426A - Permanent magnet :
en
fr
- ES3352Y - Device for joining the footboards and their stringers together. :
en
es
- US2018713A - Milking machine pulsator :
en
- USD97344S - Design for a spoon ob similar :
en
- FR789563A - A method of spinning artificial silk at a spinning speed of more than 90 m / min :
en
fr
- DE620904C - Process for the preparation of cyclic ª ‡ -Cyanketimides and cyclic ª ‡ -Cyanketones :
de
en
- DE620794C - Tool control on a machine tool for machining, in particular turning polygonal blocks :
de
en
- GB437291A - Improvements in and relating to massage appliances :
en
- US2018974A - Gas filled electric lamp :
en
- US2019147A - Soundhead :
en
- CH180366A - Bottle disinfectant. :
de
en
- SU44695A1 - Scale prism tester :
en
ru
- US2018763A - Wood carving machine :
en
- US2019385A - Clover seed sower :
en
- FR789507A - Portable brush for hats and clothing :
en
fr
- GB437404A - Improvements in and relating to electric welding apparatus :
en
- US2018939A - Armored electrical cable :
en
- US2019388A - Ash receiver :
en
- PL22169B1 - The razor attachment. :
en
pl
- SU44848A1 - Nailing and nailing device :
en
ru
- FR789472A - Process for the complete selective protection of electrical lines and networks :
en
fr
- PL22174B1 - Device for fixing tilted double windows. :
en
pl
- US2018744A - Bathing suit :
en
- US2018793A - Governor control mechanism :
en
- US2019001A - Spiral lock binding :
en
- US2018900A - Heating apparatus for automotive vehicles :
en
- US2019090A - Rug display rack :
en
- US2019271A - Stoker feed mechanism :
en
- US2019395A - Initial stamping device :
en
- FR789514A - Nest automatic hatch :
en
fr
- GB437431A - A process for the preparation of xanthates :
en
- SU44708A1 - A method for measuring pressures using a manometer and a V-shaped manometer for carrying out this method :
en
ru
- GB437628A - An improved machine for measuring fabrics and the like :
en
- ES139082A1 - A method and a device for bringing powdered materials to a certain density, and if necessary for filling limited enclosures with adjustable quantities of these materials. :
en
es
- ES3566Y - Drink container with refrigerator tank. :
en
es
- FR789445A - Case handle for toothbrushes, shaving brushes and other toiletries :
en
fr
- GB437505A - Improvements in or relating to hand-operated motor-driven circular saw devices for surgical and like work :
en
- IE14021L - Paper bottles :
en
- ES138279A1 - A hydrodynamic walking and piloting procedure for boats. :
en
es
- FR789380A - Electric control device for vehicles :
en
fr
- GB437354A - Improvements in or relating to fluid pressure change-speed devices for transmitting rotary motion :
en
- FR789562A - Improvements to machines for handling and preparing tobacco :
en
fr
- US2019452A - Process of making synthetic lumber :
en
- SU44858A1 - Method for producing hydrocarbons richer in carbon :
en
ru
- US2019188A - Fire or draft stop for piers, wharves, and the like :
en
- US2019235A - Duplex case :
en
- US2018880A - Trap :
en
- ES139233A1 - PROCEDURE FOR OBTAINING A PARASITICIDE PRODUCT CONTAINING PRUSIC ACID :
en
es
- ES3542Y - Cigarette mouthpiece. :
en
es
- GB437472A - Improvements relating to electric gas-blast circuit-breakers :
en
- DE621005C - Safety device for two-sided block routes :
de
en
- GR5488B - METHOD OF DEULTIFICATION OF SULTIFIED GLAUCUS. :
el
en
- DE620998C - Process for the preparation of a compound of diethylbarbituric acid with dihydrocodeine, which is easily soluble in water :
de
en
- DE621102C - Winding rolling and forming device for cigar machines :
de
en
- GB437527A - Improvements in locking devices for safety purposes :
en
- GB437627A - Improvements in devices driven by resonance springs :
en
- ES139261A1 - A system for manufacturing gabions of all kinds for river defenses. :
en
es
- GB437233A - Improvements relating to colouring and hardening steel :
en
- SU44722A1 - Device for counting and determining the weight of small birds :
en
ru
- SU44871A1 - Wing wheel for the fan :
en
ru
- GB437574A - Improvements in and connected with flushing and like apparatus :
en
- GB437618A - Improvements in and relating to apparatus for indicating relative speeds of engagingrotating rollers :
en
- SU44726A1 - Table for manual sorting of fruits :
en
ru
- US2019317A - Level and angle indicator :
en
- DE620890C - Push button mechanism with power drive for die setting and line casting machines in a housing that accommodates all feeler mechanism parts :
de
en
- GB437321A - Improvements in or relating to the supercharging of internal combustion engines :
en
- GB437341A - Improvements relating to time switches :
en
- FR789389A - Speed regulator for motors and electric machines :
en
fr
- US2018870A - Motor vehicle :
en
- US2018995A - Fastener :
en
- SU44798A1 - Variable hydraulic transmission :
en
ru
- US2018800A - Fireproof thermal insulator :
en
- US2019144A - Thermostatic control mechanism :
en
- DE620908C - Process for the preparation of heteronuclear halogenaminoanthraquinone sulfonic acids :
de
en
- ES3510Y - Nozzle for liquid spray devices and steam injectors. :
en
es
- SU44710A1 - Method and apparatus for testing edge bending :
en
ru
- SU44753A1 - Cap screw :
en
ru
- US2018898A - Golf club :
en
- US2018983A - Aisle-seat :
en
- DE620970C - Automatic cutting machine with vertically movable support carriage for clay pipes continuously emerging from a standing press :
de
en
- FR789423A - Compressor control for steam generators with heating gases driven at high speeds :
en
fr
- US2019342A - Joint :
en
- DE621217C - Handle for shot and belly saws :
de
en
- AU2168435A - Improvements in or relating to adjustable shelving :
en
- US2018923A - Resilient attachment for handles :
en
- US2019400A - Key :
en
- CA353862A - Railway car :
en
fr
- CH180423A - Automatic depth of field indicator on photographic cameras. :
de
en
- FR789529A - Device to facilitate the rotation and possibly the heating of the basin of the roller mixers :
en
fr
- US2019049A - Fastening means :
en
- FR789600A - Supply device for reels, rolls, etc. :
en
fr
- GB437398A - Improvements in and relating to electric ship propulsion :
en
- IE14299L - Screening high frequency conductors :
en
- FR789464A - Route tracing device for locating air vehicles to determine the height of aircraft and to make parallax corrections :
en
fr
- GB437611A - An apparatus for igniting gas from gas taps :
en
- GB437550A - Improvements in electric vacuum cleaners :
en
- GB437569A - Coupling arrangement for dial lamps in radio receivers :
en
- US2019198A - Vibration-dampening motion-transmitting element or clutch :
en
- FR45642E - Improvements in sound transmission, recording and reproduction devices :
en
fr
- FR789469A - Safety closure device for receptacles and receptacles fitted with this device :
en
fr
- FR789489A - Improvements to devices for centrifugal dewatering of slurries in laundries and muddy materials :
en
fr
- AU1984734A - Improvements in or relating to roughing tools :
en
- CH180339A - Electric device for heat generation and storage. :
en
fr
- ES3604Y - Table football game. :
en
es
- SU44587A1 - Method of multiple radiotelephony :
en
ru
- US2019382A - Torch :
en
- GB437522A - Improvements in or relating to gas-heated laundry irons :
en
- GB437462A - Improvements in pneumatically operated electric switches :
en
- GB437474A - Improvements in and relating to electric wire terminals and mountings therefor :
en
- GB437529A - Improvements in and relating to electron discharge tubes :
en
- GB437615A - Improvements in or relating to the manufacture of alkali metal cyanides :
en
- GB437386A - Improvements in photographic anti-halation and filter layers :
en
- DK50839C - Tube closures. :
da
en
- FR45627E - Improvements to time distribution by alternating currents :
en
fr
- GB437594A - Improvements in or relating to cathode ray tubes :
en
- FR45631E - Lighting system for rooms, public places and others :
en
fr
- FR789422A - Electrically heated coke oven, for intermittent duty :
en
fr
- FR789459A - Tap :
en
fr
- GB437715A - Improvements in and relating to aircraft :
en
- DE621060C - Process for the production of amalgam printing forms :
de
en
- US2018742A - Telescoping container :
en
- CA353842A - Hosiery drying apparatus :
en
fr
- PL22163B1 - Method for the production of organic calcium compounds, :
en
pl
- ES137427A1 - Procedure for the manufacture of leather masks of other artificial materials analogous to leather in drafting molds. :
en
es
- GB437554A - Improvements in or relating to embroidery and embroidered articles :
en
- FR789425A - Gas distributor for liquid heaters :
en
fr
- GB437488A - Improvements in and relating to wood joints :
en
- GB437633A - Improvements in and relating to motor vehicle chassis :
en
- US2019306A - Concentration of ores :
en
- DE1352870U - :
de
en
- CH180405A - Process for the preparation of a secondary alkylamine. :
de
en
- CA353727A - Water tap :
en
fr
- CA353739A - Drier :
en
fr
- GB437301A - Improvements relating to the cooling or drying of lump or granular materials :
en
- GB437340A - Improvements in or relating to television telecinematographic or like systems :
en
- FR789486A - Continuous recording and projection :
en
fr
- CH180568A - Bicycle drive. :
de
en
- US2018844A - Control apparatus for fluid pressure actuated devices :
en
- US2018878A - Perfume bottle :
en
- US2019169A - Strainer :
en
- CH180572A - Hangers for clothes, in particular for vestments. :
de
en
- US2018952A - Apparatus for cleaning liquid conduits :
en
- GB437332A - Improvements in electric transformers :
en
- DE621116C - Arrangement of the shock absorber for motor vehicles :
de
en
- FR45608E - Improvements to internal combustion engines :
en
fr
- FR789399A - Humid atmosphere preservative :
en
fr
- GB437410A - Improved cooling arrangements for the cylinders of internal combustion engines :
en
- GB437463A - Improvements in and relating to gate valves :
en
- DE620932C - Process for removing weak gaseous acids from gases :
de
en
- DE620940C - Finger milling machine :
de
en
- DE621189C - Process for improving the mechanical properties of flat structures made from cellulose derivatives :
de
en
- FR789413A - Improvements for combined telegraph or telegraph and telephone connection systems :
en
fr
- FR789560A - Improvements to thermionic tube circuits :
en
fr
- US2018751A - Device for filling ice cream cones :
en
- US2019023A - Fluid pumping apparatus :
en
- FR789360A - Method and device for improving the operation of carbureted vehicle engines :
en
fr
- GB437377A - Improvements relating to adjustable windows :
en
- ES139235A1 - A procedure for coupling two oscillating circuits of a capacitor coupling tape filter. :
en
es
- ES4025U - Security device to condemn the closing of the locks. (Machine-translation by Google Translate, not legally binding) :
en
es
- US2019295A - Poling plate and its method of application :
en
- DE621089C - Cattle trough, the valve of which is moved by a bracket on the pressure flap :
de
en
- ES3747Y - Special envelope for propaganda. :
en
es
- CH180531A - Toothpaste product. :
en
fr
- CH180499A - Impulse gas turbine. :
de
en
- FR789467A - Flow section adjustment device :
en
fr
- CA353736A - Sponge applicator :
en
fr
- CA353743A - Phenyl carbamate :
en
fr
- ES3520Y - Case for chopsticks, cigarettes, matches and other cylindrical objects, with automatic extraction thereof. :
en
es
- US2018822A - Method of making shoes :
en
- US2018834A - Clutch :
en
- SU44553A1 - The method of preparation of the quinoline derivative :
en
ru
- US2018874A - Indicator light :
en
- CA353844A - Projecting fibre trimming apparatus :
en
fr
- PL22155B1 - Braking device of the hoisting machine. :
en
pl
- US2018670A - Photographic camera :
en
- US2019104A - Shirt cuff and method and apparatus for making it :
en
- US2019168A - Line composing machine :
en
- US2019450A - Dumping receptacle :
en
- CH180503A - Electrical rotary switch, in particular roller switch. :
de
en
- DE620997C - Circulation evaporator :
de
en
- ES3519Y - Joint applicable to orthotics and prosthetics in general. :
en
es
- GB437622A - Improvements in and relating to thermostatically controlled house heating systems :
en
- SU44729A1 - Exhaust and purge device in two-stroke internal combustion engines :
en
ru
- PL22097B1 - Extendable table. :
en
pl
- FR789457A - Writing paper coated with a white copying layer :
en
fr
- DE620807C - Adjustment device for regulating devices for friction shock absorber pumps :
de
en
- CH180528A - Device for toweling the skin. :
de
en
- DE620988C - Process for making margarine :
de
en
- US2019000A - Phonograph pickup :
en
- US2019059A - Marine exploration apparatus :
en
- DE620798C - Two-jaw chuck :
de
en
- FR45607E - Improvements to automatic mechanical pencils :
en
fr
- FR789548A - Universal device for packing rolls of coins, discs, tokens, pellets or other merchandise :
en
fr
- US2019240A - Bottle with means for filling pens :
en
- US2019436A - Lighter mechanism :
en
- AU1937034A - Improvements in spectacle cases andthe like :
en
- US2018935A - Poly-halogen-derivatives of pyrene and a process of preparing them :
en
- US2019088A - Timing device for cam grinding machines :
en
- ES139175A1 - A new device for illuminating tubes of rarefied gases or ionized vapors. :
en
es
- FR789511A - Grenade :
en
fr
- SU44584A1 - Telephone device :
en
ru
- US2018709A - Boiler construction :
en
- US2018733A - Method of gluing and product thereof :
en
- PL22073B1 - A method of cutting a thread on iron or steel in one continuous working procedure. :
en
pl
- US2019050A - Combination intake and heating manifold and regulating valve therefor :
en
- US2019032A - Amine of high color stability and process of producing it :
en
- US2019293A - Electrical flatiron :
en
- CH180558A - Drive device on vehicles, in particular road vehicles operated by electric motors. :
de
en
- US2019017A - Tobacco pipe :
en
- SU44874A1 - An up-to-date account study guide :
en
ru
- BE411513A - :
en
fr
- CH180386A - Suspenders. :
de
en
- DE621191C - Alloy obtained by melting :
de
en
- CA353802A - Metal blank piercing method :
en
fr
- CA353803A - Tube manufacturing apparatus :
en
fr
- AU2142435A - Apparatus for spreading sand or gravel on the ground from automobiles :
en
- CH180501A - Device for cooling the inductor of turbo generators. :
de
en
- GB437294A - Piezo electric devices :
en
- PL22076B1 - Machine for tamping railway sleepers with crushing. :
en
pl
- US2018838A - Trailer type dumping vehicle :
en
- US2019229A - Coloration of aluminum articles :
en
- DE621146C - Atomizing device for liquids :
de
en
- ES4022U - A new type of container for the export of fruits (Machine-translation by Google Translate, not legally binding) :
en
es
- FR789449A - Lifting bell :
en
fr
- GB437616A - Improvements in or relating to pyrophoric lighters :
en
- DE620927C - Moisture testing device for electrical breakdown testing of rubber core cables :
de
en
- US2018654A - Process for treating oils :
en
- US2018931A - Crank shaft forming machine :
en
- US2018972A - Motor driven vehicle :
en
- CH180512A - Safety switch for electric heater. :
en
fr
- US2019346A - Lighting unit :
en
- US2019051A - Contacting device :
en
- SU44573A1 - Air distributor for automatic air brakes for railway vehicles :
en
ru
- SU44757A1 - Automatic shut-off valve device for hydraulic accumulators :
en
ru
- SU44867A1 - Electron-optical system :
en
ru
- US2019148A - Articulated doll :
en
- SU44838A1 - Warp car :
en
ru
- US2019364A - Driving device for twisting machines :
en
- US2018930A - Piston ring-groove scraper and groove deepener :
en
- US2019008A - Valve timing device :
en
- US2019140A - Undergarment :
en
- CA353857A - Textile process :
en
fr
- GB437559A - Measuring instrument for the determination of variations of the gravitational acceleration :
en
- CH180402A - Process for the production of a textile auxiliary. :
de
en
- SU44843A1 - Weaver's Observer :
en
ru
- US2018973A - Front fork for vehicles :
en
- DE621131C - Arrangement for amplifying the excitation of asynchronous reactive power machines :
de
en
- PL22107B1 - Valveless plunger pump for pumping liquids. :
en
pl
- SU44870A1 - Electric Welding Device :
en
ru
- CA353827A - Sponge rubber :
en
fr
- CH180346A - Roller of conveyor device for objects at high temperature. :
en
fr
- US2018675A - Method of casting hollow objects :
en
- ES3409Y - Gear system. :
en
es
- CA353832A - Cigar wrapping machine :
en
fr
- CH180583A - Process for the preparation of a dye of the dioxazine series. :
de
en
- CH180364A - Brush, especially clothes brush. :
de
en
- DK50832C - Circular Tissue for the manufacture of tubular looms. :
da
en
- CH180540A - Circuit arrangement for telex switching systems. :
de
en
- SU44645A1 - Working chamber for drawing tubes and stems from molten glass :
en
ru
- GB437439A - Improvements in or relating to handbags :
en
- CA353859A - Extrusion apparatus :
en
fr
- DE621053C - Iron with removable handle and a grip support with pins that engage in openings in a heat-insulated cover plate :
de
en
- DE620442C - Circuit arrangement for telephone systems with dialer operation and several exchanges in series :
de
en
- CH180566A - Mechanical brake for bicycles and other vehicles. :
en
fr
- US2019092A - Ironing board :
en
- DE621035C - Device for stripping raw tobacco leaves :
de
en
- CH180482A - Insulating body for heat and cold protection. :
de
en
- FR789557A - Prepaid device allowing full visibility of many of the latest coins introduced, more particularly intended to operate using balls and tokens :
en
fr
- CH180333A - Cooker with a number of hotplates arranged in the hotplate. :
de
en
- CH180555A - Detachable connection between the upper ball on hydraulic tilting devices of vehicles and the vehicle bridge to be tilted. :
de
en
- FR45629E - Further training in clocks and similar devices :
en
fr
- FR789366A - Electrical circuit for adjusting the frequency characteristic curve of a low-frequency amplifier :
en
fr
- SU44732A1 - Transmission from piston to shaft for internal combustion engines :
en
ru
- FR789518A - Weaving process making it possible to obtain loops on all fabrics :
en
fr
- ES3540Y - Grill-braseador. :
en
es
- AU2186335A - Improvements in and relating to latches for doors andthe like :
en
- FR789575A - Improvements to vending machines, especially electric cranes :
en
fr
- DE621123C - Process for the recovery of concentrated sulfuric acid from waste acids :
de
en
- SU44637A1 - Aseptic Applique :
en
ru
- SU44812A1 - Secret ring lock :
en
ru
- DE620129C - Jaw crusher :
de
en
- DK50837C - Light reflector for lamps and lamps for motor vehicles, bicycles and similar means of transport as well as for flashlights. :
da
en
- ES4145U - Mattress-cushion with spring trim. (Machine-translation by Google Translate, not legally binding) :
en
es
- FR789526A - Phonetic blocks for teaching reading and spelling, grammar and conjugation, with numbers and signs for calculation :
en
fr
- CH180361A - Apparatus for whipping liquid food substances. :
en
fr
- CH180466A - Method and device for the production of tubes. :
de
en
- FR789353A - Industrial product facilitating the laying of plasters in construction :
en
fr
- FR789525A - Device for dosing, preparing, processing and dispensing liquid or solid edibles :
en
fr
- US2019233A - Insulation and method of manufacture :
en
- US2019367A - Overrunning gearless differential :
en
- DE620884C - Process for obtaining pure starch from grains, in particular from rye :
de
en
- DE621175C - Device for the automatic control of vehicles, especially watercraft, etc., with the aid of photoelectric cells :
de
en
- GB437400A - Improvements in or relating to processes for the preparation and regeneration of activated carbon :
en
- GB437624A - Improvements in or relating to cathode ray tubes :
en
- FR789504A - Improvement in explosion engines :
en
fr
- DE620900C - Dough dividing machine :
de
en
- DE621027C - Leather sewing machine :
de
en
- SU44684A1 - Device for signaling the approximation of the time of the anode effect in the electrolytic production of aluminum :
en
ru
- US2019126A - Amusement apparatus :
en
- US2019138A - Internal combustion engine :
en
- US2019330A - Saw filing machine :
en
- USD97333S - Design fob a heat exchanger :
en
- DE621028C - Cloth guiding device for sewing eye buttonholes on zigzag sewing machines :
de
en
- ES139173A1 - Improvements in boiler homes and what is related to them. :
en
es
- GB437299A - Improvements in or relating to terminal connections for electric heating elements :
en
- ES3815U - A quick open-envelopes (Machine-translation by Google Translate, not legally binding) :
en
es
- FR45603E - Automatic linkage device for starting engines :
en
fr
- GB437280A - Improvements in or relating to tubular apparatus for the transfer of heat between fluids :
en
- GB437365A - Improvements in or relating to gear cutters and sharpening apparatus therefor :
en
- GB437519A - Improvements in or relating to mountings for photographic cameras :
en
- GB437458A - Improvements in and relating to the manufacture of boiler and steam pipe lagging :
en
- GB437509A - Improvements in moulding by sand-blowing :
en
- CA353787A - Mcleod gauge :
en
fr
- CA353801A - Weft detector :
en
fr
- US2018942A - Galvanic battery :
en
- US2018951A - Method of hot plating containers :
en
- US2019038A - Process for dearsenication of sulphuric acid :
en
- SU44842A1 - Breaker alarm device :
en
ru
- US2019372A - Tool for removing sludge or the like :
en
- US2019378A - Ventilator :
en
- USD97357S - Design for a cook stove :
en
- US2019098A - Means for composing pictures :
en
- FR789374A - Anti-slip system for tires :
en
fr
- FR789492A - Process for superimposing strips or surfaces of all kinds by gluing, and in particular a fabric and a lining such as paper :
en
fr
- US2018925A - Means for controlling furnace combustion :
en
- US2019044A - Metal mesh lining :
en
- US2019250A - Folding display box :
en
- DE614847C - Adjustment device for lenses :
de
en
- DE621138C - Adhesives and putties for artificial compounds made from hardened casein :
de
en
- FR789385A - Safety razor enhancements :
en
fr
- GB437490A - Improvements relating to registering mechanism :
en
- PL22193B1 - Electric typewriter percussion mechanism with type cylinder. :
en
pl
- SU44700A1 - Interferometer :
en
ru
- DE612026C - Magazine speaking machine for optional playing of records :
de
en
- ES139107A1 - IMPROVEMENTS IN AND RELATING TO THE SEPARATION OR CLASSIFICATION OF GRANULAR MATERIALS :
en
es
- ES3600Y - Flat box composed of slats. :
en
es
- US2019244A - Valve :
en
- SU44676A1 - The method of preparation of microporous ebonite :
en
ru
- ES139259A1 - A stove for heavy oils. :
en
es
- US2019451A - Automatic loading and unloading truck :
en
- US2019318A - Demand meter :
en
- US2019351A - Air conditioning apparatus :
en
- DE620806C - Automatic adjustment device for friction shock absorbers :
de
en
- DE621129C - Control device for automatic asynchronous starting of synchronous machines with a time relay :
de
en
- DE620825C - Process for the preparation of 2-nitro-1-aminobenzene-4-arsic acid :
de
en
- DE620924C - Insulated electrical conductor for cables of high and low current technology :
de
en
- SU44603A1 - Explosion Proof Hermetic Light :
en
ru
- DE620868C - Single pinching machine with pin driving device :
de
en
- GB437391A - Improvements relating to the automatic control of steam heating systems :
en
- US2019095A - Panel joint and method of making the same :
en
- US2019136A - Outboard motor :
en
- SU44652A1 - Attachment to a lifting bridge crane in a pipe mill to install its hook in the center or on the geometric axis of the flask :
en
ru
- GB437311A - Improvements relating to domestic washing apparatus :
en
- FR789444A - Electric toy railway with automatic remote control reversing :
en
fr
- SU44674A1 - The cleaning method is matched with omega-polymer :
en
ru
- US2019171A - Automatic feed for lens grinding and polishing compounds :
en
- US2019408A - Keeper for locks :
en
- GB437310A - Improvements in or relating to electrical conductors :
en
- GB437363A - Improvements in or relating to heat-treated cast iron :
en
- SU44718A1 - Device for determining the degree of contamination of grain pests :
en
ru
- US2019033A - Holdover tank for air conditioners :
en
- US2019336A - Insulating and cooling composition for electric devices :
en
- DE621032C - Door lock security in connection with an electrical alarm system :
de
en
- DK50827C - Procedure for Preserving Horseradish. :
da
en
- GB437322A - Improvements in or relating to electrically heated radiators :
en
- US2018953A - Wheel :
en
- GB437603A - Improvements in piston head seal for hydraulic brake mechanism :
en
- FR789534A - Cold generator or accumulator :
en
fr
- GB437602A - Improvements in and relating to television systems :
en
- FR789547A - Safety device that detects electrical current leaks to the mass of the devices and to the earth :
en
fr
- US2019045A - Cabinet construction :
en
- DE619823C - Process for the production of white alkali metal cyanides :
de
en
- DE620829C - Process for creating butt joints in cables :
de
en
- GB437282A - Improvements in or relating to cooling towers :
en
- GB437782A - Improvements in or relating to window assemblies for vehicles :
en
- ES3507Y - Pear-shaped electric current switch-switch. :
en
es
- FR789566A - :
fr
- GB437577A - Improvements in or relating to padlock fastening devices :
en
- GB437640A - Improvements in or relating to propelling pencils :
en
- GB437385A - A two stroke cycle direct injection oil engine :
en
- ES3571Y - Paper bag for garbage collection and transportation. :
en
es
- ES139191A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT :
en
es
- US2018949A - Journal box :
en
- US2019357A - Weed digger and puller :
en
- FR789419A - Device intended for the study of roads and their surfaces :
en
fr
- FR789479A - Aerodynamic device for transmitting sound emissions or trolleys carrying messages or objects, particularly on board moving vehicles :
en
fr
- FR789448A - Device for filling stylographs :
en
fr
- GB437305A - Improvements in or relating to radio receivers and like modulated carrier wave apparatus :
en
- USD97367S - Design for a flower holder :
en
- US2019112A - Process for fusing materials :
en
- DE620845C - Measuring device with float :
de
en
- DE620917C - Self-propelled tow truck :
de
en
- US2018996A - Method and tool for clamping electrical couplings :
en
- US2019083A - Chest or similar receptacle :
en
- GB437357A - Improvements in and relating to fur-hide and a process for dressing the same :
en
- GB437638A - Improvements in matrix composing and line casting machines :
en
- DE620861C - Gun turret installation for warships :
de
en
- DE620849C - Potato crusher with resiliently mounted crush grate bars :
de
en
- DE620856C - Hydraulic fluid brake for aircraft :
de
en
- ES139195A1 - A procedure for the preparation of an artificial mass. :
en
es
- DE621174C - A device for pulling corks out of bottles, consisting of a cylinder and a piston, operated by means of negative air pressure :
de
en
- DE620877C - Cleaning device for the core holder in mouthpieces for multi-hole bricks :
de
en
- GB437334A - Improvements in steam traps :
en
- US2019242A - Impervious container :
en
- DE621121C - Process for pre-creping or embossing fabrics when wet :
de
en
- FR789405A - Process for converting alcohols to sulphates :
en
fr
- CH180412A - Process for the manufacture of an agent for the care of the hands. :
de
en
- SU44625A1 - Drive mechanism for product roll-off rollers of a circular machine with a rotating cylinder :
en
ru
- US2019041A - Metal building construction :
en
- US2019029A - Wheel dressing device :
en
- GB437561A - Improvements in or relating to the treatment of textiles :
en
- GB437292A - Improvements in or relating to differential pressure gauges for use with flow meters :
en
- GB437380A - Improvements in or relating to machines suitable for cleaning boots or shoes :
en
- FR789359A - Support device for long strips of fringes and the like, in particular for piece dyeing :
en
fr
- SU44679A1 - The method of obtaining plastic :
en
ru
- ES139245A3 - Automatic charcoal giblet burners. :
en
es
- SU44873A1 - Apparatus for volumetric measurement of grain materials :
en
ru
- US2019279A - Locomotive structure :
en
- ES139076A3 - New procedure for disinfection and disinsection of rooms. :
en
es
- US2018815A - Liberation of alkali metals :
en
- US2019114A - Fuel valve control for gas burners :
en
- AU2065634A - Improved method and apparatus for conditioning air :
en
- US2018710A - Shoe insole :
en
- GB437541A - Improvements in the construction of "twist-grip" handle bars :
en
- SU44730A1 - Device for continuous purging of two-stroke internal combustion engines :
en
ru
- US2018657A - Photographic developer and method of preparing the same :
en
- CH180362A - Clothes hanger with adjustable shoulder parts and a collar support. :
de
en
- DE620527C - Continuously working electrical pipe welding machine :
de
en
- FR789386A - Collar allowing the assembly of scaffolding elements :
en
fr
- PL22116B1 - Water purification method. :
en
pl
- US2018948A - Slide fastener :
en
- ES139202A1 - A method for applying a surface layer on an object, especially on the surface of an electrical appliance. :
en
es
- FR789372A - Improvements to knitted items :
en
fr
- GB437465A - Improvements in or relating to wing tip floats for seaplanes :
en
- ES139095A1 - Improvements in the structures or frames of metal braces. :
en
es
- FR45601E - Process for the separation of two gas atmospheres and application of this process :
en
fr
- SU44879A1 - Double acting hydraulic pump with hydraulic rod :
en
ru
- SU44675A1 - The method of preparation of rubber mixtures :
en
ru
- FR789580A - Machine gun :
en
fr
- GB437582A - Improvements in bobbins :
en
- FR789471A - Method for the direct observation of stereoscopic projections and screen to achieve this observation :
en
fr
- DE620560C - Control device :
de
en
- DE621081C - Device for polishing, brushing u. Like. With a plate brush arranged in the suction nozzle of a vacuum cleaner and moved by the suction air flow :
de
en
- DE621030C - Guided tour for films of different strengths :
de
en
- DE621169C - Sewing machine :
de
en
- US2019184A - Refining hydrocarbons :
en
- DE628136C - Arrangement of an outdoor coupling capacitor with an oil-paper dielectric directly on a grounded high-frequency safety or equipment cabinet :
de
en
- ES139209A1 - A TREATMENT FOR THE PROTECTION OF METALS AND ALLOYS :
en
es
- DE620966C - Lasting machine with sliders :
de
en
- DE620947C - Multi-spindle automatic lathe for bar material :
de
en
- DK50843C - Method of Making Negative Light Pressures Using Diazonium Compounds. :
da
en
- FR789403A - Receiver frame :
en
fr
- US2019393A - Gas cap and signal :
en
- ES3569Y - Drink container with refrigerator tank. :
en
es
- US2019028A - Headdress :
en
- DE621192C - Two-stroke internal combustion engine :
de
en
- US2018796A - Protective headgear for chickens :
en
- US2018816A - Soft glass composition of high electrical resistance :
en
- US2018986A - Conversion of hydrocarbon oils :
en
- CH180415A - Process for the treatment of industrial water for commercial purposes of all kinds, in particular boiler feed water. :
de
en
- FR789555A - Ski bindings :
en
fr
- US2018764A - Azo dye and method for its preparation :
en
- US2019355A - Humidity responsive device :
en
- CH180556A - Differential. :
de
en
- US2018902A - Automobile tool :
en
- US2019360A - Easy opening sealed container :
en
- US2018756A - Compound seismograph :
en
- US2019202A - Dispensing apparatus :
en
- CA353831A - Wrapping machine web feed :
en
fr
- DE620841C - Process for embedding dental models in molding boxes filled with molding compound :
de
en
- DE620863C - Drop mine with water-insoluble protective cap :
de
en
- DK50825C - Procedure for the manufacture of dry, non-sticky and rapidly dissolving, soap-like products for dyeing, washing and cleaning purposes. :
da
en
- US2019359A - Precision gauge :
en
- AU2019134A - Improvements in or relating to acoustic reproducing apparatus :
en
- DE621168C - Forge fire with several wind forms next to each other :
de
en
- CH180447A - Base for firearms. :
de
en
- CH180526A - Orthopedic footrest. :
de
en
- USD97366S - Design for a flower holder :
en
- CH180328A - Security device in banks or other public financial institutions. :
de
en
- CH180451A - Thermostat. :
en
fr
- CA353853A - Electric arc converter electrode arrangement :
en
fr
- US2019258A - Warp knit fabric :
en
- PL22152B1 - Drainage device for mechanical purification of waste water. :
en
pl
- SU44738A1 - Device for launching internal combustion engines :
en
ru
- US2019124A - Stripping agent :
en
- SU44538A1 - The method of obtaining barium chloride and sulfur :
en
ru
- SU44620A1 - Method of making casein glue :
en
ru
- SU44851A1 - Banking turbine adjusting device :
en
ru
- DE620894C - Adjustable terminal board provided on an electric motor :
de
en
- PL22136B3 - A method for the purification of zinc and an apparatus for carrying out the method. :
en
pl
- PL22104B1 - A method of producing finely divided metal compounds with a specific grain size. :
en
pl
- AU1977234A - Improved electrically insulated heater for thermionic valves and method of manufacturing same :
en
- CH180514A - Sockets on electrical devices provided with a bulb, such as discharge tubes, incandescent lamps and the like. :
de
en
- DE620986C - Counter with pressure device and momentary reset :
de
en
- DE621227C - Pipe bending machine with slide rail that can be pressed on :
de
en
- AU1934834A - A draught and dust excluder for attachment to doors, windows, or other places where draught or dust may enter :
en
- AU2086535A - Improvements in or relating tothe separation and recovery of olefines from gases containing thesame :
en
- CA353753A - Cigarette packaging machine :
en
fr
- CA353824A - Colour motion picture camera :
en
fr
- SU44761A1 - Rod crank drive mainly for oil pump rotary machines :
en
ru
- CH180413A - Process for the production of flexible, oil-resistant rubber compositions. :
de
en
- CA353752A - Scrap tobacco cleaning mechanism :
en
fr
- CH180395A - Process for the production of a liquid, homogeneous, cheese-flavored product. :
de
en
- AU2052034A - Improvements in or relating tothe saponification of cellulose ester material :
en
- ES137965A1 - A procedure to obtain the hermetic connection of tubes. :
en
es
- SU44544A1 - Decomposition agent for alkali metal amalgam :
en
ru
- SU44800A1 - Snow skis to the car :
en
ru
- US2019110A - Automobile body construction :
en
- SU44828A1 - The method of obtaining refractory material from dolomite and chromium iron :
en
ru
- ES139171A2 - IMPROVEMENTS IN THE MAIN PATENT :
en
es
- FR789477A - Safety device against fire, for automobiles, airplanes, and others :
en
fr
- ES139120A1 - IMPROVEMENTS INTRODUCED IN REPEAT PHONOGRAPHS :
en
es
- FR789585A - Solid and juxtaposed manufacturing process of marine iodine, sulfur and precipitated lime phosphates, sulfur or not :
en
fr
- SU44697A1 - Pick Vibrator :
en
ru
- US2019366A - Direction signal :
en
- CH180350A - Electrically heated grill oven. :
de
en
- CH180579A - Process for the preparation of a new sulfonic acid. :
de
en
- GB437325A - Improvements in the working up of materials containing lead :
en
- SU44754A1 - Seal for flange connection of high pressure pipelines :
en
ru
- CA353815A - Iron-chromium alloy article :
en
fr
- ES138744A1 - A method of manufacturing a new or improved explosive. :
en
es
- GB437432A - Improvements in and relating to apparatus for imparting reciprocatory movement to pump-pistons and the like :
en
- DE620949C - Device for incorporating security grooves u. Like. in non-round workpieces :
de
en
- DE620840C - Larynx protectors for dental purposes :
de
en
- DE620913C - Rail profile :
de
en
- DE621198C - Process for the preparation of a compound of the toxin of octylhydrocupreine (vuzinotoxins) :
de
en
- DK50842C - Elastic Connection for Comparing Edging Boards or Similar Building Elements. :
da
en
- GB437507A - Improvements in or relating to electrical connections, particularly for radio and the like circuits :
en
- SU44791A1 - Clasp for engine hood :
en
ru
- US2019420A - Process for facilitating the penetration of latex into textile fibers, threads, tissues, cords, and other textile materials :
en
- US2019162A - Building construction :
en
- CA353846A - Plug fuse :
en
fr
- CH180345A - Door handle fastening. :
de
en
- CA353836A - Magnesium alloy :
en
fr
- AU2164835A - Improved blasting charge :
en
- AU2272335A - Catamenial device :
en
- CA353826A - Sized paper :
en
fr
- CH180502A - Process for the production and laying of oil-filled high-voltage cables. :
de
en
- DE621137C - Electric discharge vessel with glow cathode and gas or vapor filling :
de
en
- US2019469A - Garment supporter :
en
- DE568340C - Printing device with an optical auxiliary device :
de
en
- SU44526A1 - Device for aerating wandering fluids :
en
ru
- US2019085A - Governor for closure members :
en
- FR789355A - Device for varying the stitch length in flat knitting machines :
en
fr
- FR789363A - Method for charging artificial silk :
en
fr
- GB437583A - Improvements in interchangeable substages for microscope condensers and the like :
en
- SU44772A1 - Bolt head :
en
ru
- FR45625E - Improvements to cinematographic projectors :
en
fr
- AU2021134A - Process forthe production of lower boiling hydrocarbons and contingently oftheir derivatives by destructive hydrogenation of liquid carbonaceous materials of higher boiling point range :
en
- DE620944C - Hand hoe with sharpened, reversible knife :
de
en
- ES139096A1 - Improvements in and related to the construction of graters. :
en
es
- FR789508A - Manufacturing process of coloring matter of the series of chloro and and bromo nitriles of aromatic acids :
en
fr
- SU44612A1 - Tube generator :
en
ru
- SU44811A1 - Deadwood tube :
en
ru
- SU44611A1 - A method of manufacturing a basic mosaic photocell :
en
ru
- GB437572A - Improvements in or relating to the treatment of easily oxidizable alloys :
en
- FR789496A - Improvements to aircraft control surfaces :
en
fr
- US2019007A - Cock for gas ranges and the like :
en
- US2019119A - Extrusion apparatus :
en
- GB437589A - Improvements in or relating to sliding roofs for vehicles :
en
- GB437464A - Improvements relating to braking apparatus for vehicles :
en
- SU44546A1 - The method of producing oxalic acid :
en
ru
- SU44821A1 - Razborna Spade Shield :
en
ru
- GB437378A - Improvements in sluices for conveying ash and other solid material :
en
- DK50841C - Coatings and transparent or translucent fabrics, in particular for lampshades and reflectors, and methods for their manufacture. :
da
en
- CH180348A - Process for the production of gasoline jelly. :
de
en
- PL22117B1 - Airplane lift wing. :
en
pl
- US2018812A - Printing sound and moving picture films :
en
- US2018867A - Device for using heat plastic binder tape with rotary folders :
en
- SU44802A1 - Device for accelerating the discharge of fluid from tanks, tanks, etc. :
en
ru
- US2019046A - Method and means of manufacturing hollow articles :
en
- SU44705A1 - A device for the quantitative determination of the quality of reflectors in relation to light :
en
ru
- US2018937A - Paper pulp and method of making the same :
en
- SU44701A1 - Wide-Angle Anastigmata Lens :
en
ru
- US2018824A - Display carton :
en
- ES139193A1 - An improved process for the manufacture of magnetic cores. :
en
es
- GB437324A - Improvements relating to braking apparatus for railway and other vehicles :
en
- FR789592A - Improvements to the processes for obtaining alginates from seaweed, in particular alkaline alginates :
en
fr
- GB437420A - Improvements in or relating to x-ray apparatus :
en
- DE620909C - Inlet valve control for steam conveyor machines with a thumb common to both cylinder sides :
de
en
- DE621078C - Process for the production of azo dyes :
de
en
- FR45619E - Automatic aerodynamic stabilizer for airplanes :
en
fr
- CH180337A - Safety device for the protection of electrical equipment and apparatus. :
de
en
- US2018842A - Web renewing mechanism :
en
- DE620979C - Circuit arrangement for telephone systems :
de
en
- ES139251A1 - A procedure for the construction of sinks with mixed cement manufacture with stone, marble and slate coating. :
en
es
- GB437477A - Improvements in water gauge glass packings :
en
- ES4144U - Nozzle to produce musical sounds or alarm by means of the aspiration of the air applicable to any kind of instruments. (Machine-translation by Google Translate, not legally binding) :
en
es
- FR789521A - Device for husking and conditioning bread cereals prior to milling :
en
fr
- US2019426A - Handle :
en
- US2018676A - Synchronous electric motor :
en
- US2019352A - Electrical control circuits :
en
- SU44863A1 - The method of extraction of potassium from the double salt of potassium sulphate and calcium :
en
ru
- DE621037C - Loading device with a platform which is loaded by the cart to be loaded :
de
en
- SU44531A1 - Cotton Printed Fabric :
en
ru
- US2018783A - Electric spark plug :
en
- US2018655A - Merry go round :
en
- USD97348S - Mechanism casing for ice-cream :
en
- PL22144B1 - The M-O Valve Compa y Limited {London, UK). Cathode lamp. :
en
pl
- US2019013A - Grinding mill :
en
- US2019315A - Clutch operating mechanism :
en
- USD97338S - Design for a plate or similar :
en
- US2018849A - Water cooler and filter :
en
- US2019335A - Diversity reception system :
en
- SU44592A1 - Balancing relay :
en
ru
- US2018956A - Apparatus for firing furnaces with heavy fuel oil :
en
- PL22201B1 - The method of slurrying clay. :
en
pl
- SU44608A1 - Thyratron type ionic relay :
en
ru
- US2018785A - Mold for use on glass-forming machines :
en
- US2018990A - Humidifier :
en
- US2019430A - Electrical apparatus :
en
- SU44655A1 - Attachment for attaching crane rail to beam :
en
ru
- CH180418A - Calendar pad. :
de
en
- CH180536A - Pocket mirror. :
de
en
- GB437411A - An improved mailing card or cover for use with licensed business reply cards :
en
- GB437306A - Improvements in or relating to radio and like modulated carrier wave receivers :
en
- GB437473A - Improvements in electric discharge tube oscillation generators :
en
- DE620810C - Shock absorber or control stabilizer, especially for the controls of motor vehicles :
de
en
- US2019267A - Merchandising package for pins :
en
- DE620661C - Stop device for buttonhole sewing machines :
de
en
- GB437331A - Improvements in and relating to electric resistances :
en
- SU44541A1 - A method of processing sulfur-containing ores :
en
ru
- US2018762A - Method and mold for eliminating ingot surface defects :
en
- CH180357A - Adjustable furniture, in particular drawing tables. :
de
en
- DE621228C - Device for guiding tool holders, in particular cutting torches on templates :
de
en
- ES139231A1 - A new steam propulsion system for navigation. :
en
es
- FR45626E - Improvements to token distributors :
en
fr
- DE621108C - Method and device for mixing water with powdery adsorbents :
de
en
- ES139141A1 - A mechanical procedure to derive and drive hydraulic power remotely. :
en
es
- PL22121B1 - A device enabling a telephone conversation in a gas mask. :
en
pl
- US2019413A - Burial vault seal :
en
- FR789404A - Derivatives of mixed esters of glycol and compositions containing these derivatives :
en
fr
- FR789455A - Method and starting device for a combustion engine :
en
fr
- DE620854C - Adjustment device for landing flaps of aircraft :
de
en
- DE620969C - Roller press for pressing cohesive material, especially dry lignite :
de
en
- CH180521A - Automatic gas tap closing device with gas tap that can be regulated independently of the closing device. :
de
en
- CH180552A - Packaging materials for solid fuels. :
de
en
- DE620508C - Vertical retort for coking coal or the like. :
de
en
- FR789581A - Improvements to bicycles :
en
fr
- ES139155A1 - Perfections in the manufacture of fabrics and in the method of producing garments with them. :
en
es
- CH180369A - Pressure vessel for liquid dispensing. :
de
en
- ES139227A1 - Improvements in the construction of vehicles to roll on endless track, caterpillar system. :
en
es
- DE620933C - Process for the production of polyvalent vaccines from whooping cough bacilli (Bordet-Gengou) :
de
en
- DE621156C - Automatic loading and weighing device for bulk goods :
de
en
- DE620962C - Process for producing a molded sole from a leather cover and an insert :
de
en
- GB437338A - Improvements in or relating to lecher wire systems :
en
- ES3529Y - Serrated washer to secure nuts and bolts with fan teeth. :
en
es
- GB437425A - Amusement apparatus :
en
- BE411473A - :
en
- CH180370A - Equipment on electrically controlled brocade looms for the simultaneous production of fabrics and sample cards. :
de
en
- CH180593A - Process for the preparation of 2-propoxy-5-acetylaminopyridine. :
de
en
- CA353725A - Mould :
en
fr
- CH180400A - Process for the preparation of an acid amide. :
de
en
- CH180377A - Starch-degrading enzyme preparation. :
de
en
- CH180319A - Hand rake. :
de
en
- DE620843C - Skin care products :
de
en
- DE620951C - Grinding gear :
de
en
- GB437492A - Process of producing a readily digested meat-protein preparation :
en
- ES3526Y - Device to open the boxes or tin cans by means of a cutting blade, supported, rotating and moved along the fold of the edge of the box. :
en
es
- ES3528Y - Meumatic tire. :
en
es
- CH180429A - Method and apparatus for copying films. :
de
en
- DE620858C - Crown closure with a lever-like lifting wire :
de
en
- DE621052C - Automatic device for feeding sheet metal strips in presses or punching :
de
en
- DK50829C - Automatic Trigger and Barrier device for Radio Receivers and similar power consuming Devices. :
da
en
- US2019447A - Overhead electric transmission line :
en
- DK50818C - Detachable Game. :
da
en
- ES139222A1 - A device for the provisioning of complete ammunition of two associated guns for the purposes of their simultaneous aiming in the horizontal plane. :
en
es
- SU44694A1 - Automatic spring scales for loose bodies :
en
ru
- SU44866A1 - Device for changing gear ratio at rolling stock brakes :
en
ru
- CA353767A - Headlight :
en
fr
- SU44779A1 - Sugar Confectioner :
en
ru
- US2018687A - Bilge pump mechanism :
en
- USD97369S - Design fob a textile fabric :
en
- DE620791C - Sleeve feather :
de
en
- GB437287A - Improvements in and relating to steel beams or springs :
en
- GB437328A - Improvements in fuel injection pumps :
en
- ES139272A1 - Improvements in short firearms. :
en
es
- US2018740A - Sound propagating apparatus :
en
- US2019275A - Protection of vegetable matter against injurious animal life :
en
- US2019108A - Apparatus for blocking pieces of meat :
en
- DE621024C - Ring lubrication bearings :
de
en
- CA353724A - Insecticide spraying apparatus :
en
fr
- CH180373A - Thimble with retaining device. :
de
en
- CA353864A - Liquid fuel processing :
en
fr
- CH180439A - Roller skate. :
de
en
- CH180513A - Device for connecting high-voltage devices, in particular surge arresters, to high-voltage networks. :
de
en
- SU44552A1 - The method of obtaining dimethyl sulfide and methyl mercaptan :
en
ru
- SU44688A1 - Instrument for checking work surfaces of gauges, brackets, rings, etc. :
en
ru
- US2019284A - Rotary hook for sewing machines :
en
- US2019322A - Braking equipment :
en
- PL22142B1 - A lead alloy intended for the production of galvanic battery plates, coating of electric cables and similar items. :
en
pl
- SU44714A1 - Instrument for determining the content of dust in the gas stream :
en
ru
- CH180428A - Method for producing a photosensitive layer. :
de
en
- PL22192B1 - The method of covering the surface of objects. :
en
pl
- PL22157B1 - A method for producing alkali-substituted enol compounds. :
en
pl
- SU44566A1 - Adaptation in the quenching machine for loading into the open-hearth furnace of blanks not accommodating in the mold :
en
ru
- SU44819A1 - Optical device for aiming exercises :
en
ru
- US2018957A - Electrode for gaseous discharge lamps :
en
- US2019073A - Clutch mechanism :
en
- US2019365A - Food compound :
en
- CA353839A - Hand brake :
en
fr
- ES139194A3 - A process for the hot fabrication of seamless steel tubes. :
en
es
- FR789451A - Process for preparing nitro derivatives of dibenzanthrone :
en
fr
- AU2142535A - Improvements in or relating to separation of liquids :
en
- SU44540A1 - Method and device for producing sulfur dioxide :
en
ru
- SU44557A1 - Method for producing phenol-formaldehyde resins for making phonograph records :
en
ru
- US2018981A - Abdominal belt :
en
- US2019075A - Bell ringing circuit and switch therefor :
en
- US2018916A - Sterilizing liquids :
en
- SU44581A1 - The lock to the block device of distribution type :
en
ru
- US2018698A - Machine for baking pie crusts :
en
- US2018857A - Process and apparatus for dispensing measured quantities of liquefied gas :
en
- US2019026A - Electric drive :
en
- US2019152A - Sound reproducer and optical system therefor :
en
- ES139119A1 - IMPROVEMENTS INTRODUCED IN AIRCRAFT, AIRCRAFT AND ANALOGUE :
en
es
- ES139241A1 - A procedure to obtain nitric acid of high concentration, starting from diluted nitric acid. :
en
es
- FR789421A - Pipe disgorgement buffer system :
en
fr
- AU1980034A - Device operable as a short wave converter and for boosting sensitivity and selectivity in broadcast receivers :
en
- DE621101C - Ski boots :
de
en
- CH180508A - Switch arrangement. :
de
en
- DE620828C - Radio direction finding method :
de
en
- CH180426A - Process for generating contrasts with the aid of naphthalene diazonium compounds. :
de
en
- US2019391A - Screw threading tool :
en
- DE620963C - Insole :
de
en
- PL22070B1 - Carbide of items made of itlaz, or all of their alloys. :
en
pl
- SU44712A1 - Device for facilitating the observation of meniscus fluids in laboratory vessels :
en
ru
- US2018719A - Device for cleaning and greasing conveyer bands :
en
- CH180537A - Metal ladder. :
de
en
- AU2059634A - Improvements in dry picklers or powder appliers; for grain such as wheat :
en
- BE411138A - :
en
- CA353850A - Box or carton :
en
fr
- CH180548A - Nurse call system with emergency call. :
de
en
- US2018795A - Hoist :
en
- AU2071634A - Improvements in wireless receiving systems ofthe superheterodyne type :
en
- US2018697A - Pantograph engraving and copying machine :
en
- SU44682A1 - Method of making thermopile :
en
ru
- SU44868A1 - Directional radiation method :
en
ru
- DE620910C - Marking lettering matrix with sloping side surfaces for matrix setting and line casting machines :
de
en
- FR789364A - Acetate silk dyeing and printing process :
en
fr
- FR789599A - Process for the manufacture of metallic fabrics intended to be used as catalysts for the combustion of ammonia and resulting fabrics :
en
fr
- AU2227935A - Improved process and apparatus for tempering glass :
en
- CA353863A - Railway car :
en
fr
- US2018749A - Defoamer :
en
- ES139093A1 - Improvements in wagons for railways and trams. :
en
es
- SU44691A1 - Machine for measuring the angles of the rear of her for points in twist drills :
en
ru
- US2018860A - Support :
en
- SU44548A1 - Method of obtaining 2: 4 dichlorobenzoic acid :
en
ru
- US2019170A - Electric baker :
en
- US2018862A - Motor vehicle :
en
- US2018933A - Idle lock for calculating machines :
en
- US2019203A - Gas stove leg :
en
- DE621021C - Manual mower with reciprocating knives driven by an electric motor :
de
en
- ES139239A1 - PROCEDURE FOR MANUFACTURING GRANULATED POTASSIC FERTILIZERS :
en
es
- FR789482A - Indoor bowling set :
en
fr
- FR789576A - Improvements to centrifugal dryers :
en
fr
- DE621083C - Method and device for attaching sheet metal to metal bodies :
de
en
- GB437319A - Improvements in or relating to sieve or riddle stands :
en
- DE621002C - Labyrinth seal for rotating machine parts, especially on steam and gas turbines :
de
en
- ES3557Y - Hairpin. :
en
es
- DK50819C - Connecting device for gas meters. :
da
en
- FR789414A - Multipolar maximum relay :
en
fr
- GB437395A - Improvements relating to filling necks for the petrol tanks on motor vehicles :
en
- GB449525A - Improvements in or relating to hollow articles formed by winding flexible strip material :
en
- ES139103A1 - A road pavement construction procedure. :
en
es
- ES139110A1 - Improvements in the treatment of coal. :
en
es
- CH180347A - Method and device for the production of heating blocks from sawdust or similar combustible material. :
de
en
- GB437270A - Improvements relating to automatic weighing scales and other measuring instruments :
en
- DE620789C - Device for mixture formation and for feeding internal combustion engines :
de
en
- DE620802C - Process for the production of printing forms by molding colloid reliefs using cellulose ester solutions :
de
en
- GB437426A - Improvements in and connected with ovens and furnaces for heat treating metal and other articles :
en
- CH180475A - Process for improving the quality of natural cork of small varieties. :
de
en
- US2018814A - Glass working implement :
en
- SU44572A1 - Spring brake coming to work when a train breaks :
en
ru
- ES139112A1 - A new procedure to create artificial climate in closed premises or with limited openings. :
en
es
- FR45638E - Device for winding films :
en
fr
- GB437318A - Improvements in and in the manufacture of flexible suction or delivery or like hose :
en
- GB437389A - Improvements in and relating to portable electric battery lamps :
en
- GB437552A - Automobile controls :
en
- US2018699A - Conversion of hydrocarbon oils :
en
- US2018959A - Constant level ink fountain :
en
- US2019191A - Package and method of making same :
en
- US2019409A - Absorption refrigerating apparatus :
en
- DE621205C - Tube circuit with multi-stage high or intermediate frequency amplifier :
de
en
- ES3532Y - Pipe clamp. :
en
es
- DK50828C - Oscillator-Modulator device. :
da
en
- ES3530Y - Core for firming dryers. :
en
es
- DE621041C - Bogie for rail and tram vehicles :
de
en
- DE621127C - Radio with illuminated scale and automatic volume control :
de
en
- GB437540A - Improvements in and relating to embossing presses :
en
- FR789376A - Device specific to the manufacture of gyrated metals and alloys :
en
fr
- FR789519A - Locking device for nuts, screws and bolts :
en
fr
- ES139190A1 - Removable system crankshaft. [GOES TO UTILITY MODEL No. 8102] :
en
es
- US2019163A - Rock drill :
en
- USD97364S - Design for a mid-wing monoplane :
en
- US2019173A - Automatic volume control system :
en
- US2019292A - Combined mechanical and fluid brake for land vehicle trains :
en
- DK50817C - Railway crossing signal. :
da
en
- US2018861A - Display holder :
en
- GB437738A - Improvements in the reinforcement of road surfaces and the like :
en
- FR789593A - Improvements made to fuel systems to ensure cold starting and running of internal combustion engines :
en
fr
- FR789523A - Bicycle operated by means of eccentrics :
en
fr
- GB437327A - A relief valve device for maintaining constant pressure :
en
- GB437629A - Improvements in or relating to transmitters for electric remote indicating systems :
en
- US2019212A - Machine for enclosing letters in envelopes :
en
- CH180344A - Health facility. :
en
fr
- CH180539A - Method and arrangement for synchronizing teletypewriters. :
de
en
- SU44797A1 - Variable gear mechanism :
en
ru
- ES139125A1 - A process for making combs for radiators. :
en
es
- ES139109A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CARBURETORS FOR EXPLOSION ENGINES :
en
es
- ES139216A1 - A new form of construction and insulation for all kinds of coils, transformers and electric capacitors. :
en
es
- ES3577Y - Flexible multi-blade whale device. :
en
es
- US2018811A - Complex metallic compound of saturated aliphatic hydroxy carboxylic acids containing the metal in its higher state of valency and a process of making the same :
en
- GB437285A - The manufacture of new compounds for the treatment of textiles :
en
- SU44521A1 - Processing device for gold sands and ores :
en
ru
- ES139150A1 - Improvements in the construction of tubular evaporators. :
en
es
- ES139281A3 - IMPROVEMENTS IN OR RELATING TO ELECTRICAL CABLES :
en
es
- GB437443A - Improvements in cinema or theatre programmes :
en
- DE621020C - Attachment device for a collecting and depositing sieve drum that rolls on the ground next to a potato harvester with a throwing mechanism :
de
en
- ES139127A1 - Improvements in air conditioners. :
en
es
- FR789396A - Cardboard wallets with lockable frame, or notepad :
en
fr
- GB437434A - Improvements in orthopaedic boots and shoes, and method of manufacturing the same :
en
- DE620869C - Bullet made of tough metal with pressure-resistant full point made of hard metal :
de
en
- ES139134A1 - An apparatus for intensive refrigeration of foodstuffs in railway cars and similar vehicles, by means of dry ice. :
en
es
- ES139188A1 - PROCEDURE FOR THE PREPARATION OF HYDROXYCETONES AND NON-SATURATED DICETONES, AND MORE PARTICULARLY OF THE COMPOUNDS CALLED PREGNENOLONES AND PREGNENODIONS :
en
es
- FR789416A - Method and device for coating walls and fixing objects thereon :
en
fr
- GB437344A - Improvements in or relating to switches :
en
- GB437496A - Improvements in taps or cocks :
en
- FR789474A - Support poles for power lines and other similar applications :
en
fr
- IE14193L - Method of operating internal combustion engines. :
en
- SU44571A1 - An electric device for selectively controlling a locomotive with various devices located on the units entering the train, in particular automatic coupling devices :
en
ru
- US2019185A - Artificial fiber and process of producing same :
en
- US2018784A - Food dispensing device :
en
- US2018907A - Web heating device :
en
- US2018945A - Tent cabin :
en
- US2019062A - Process of disintegration of ceramic bonded articles :
en
- US2019278A - Steam locomotive structure :
en
- US2019339A - Snuffer composition :
en
- US2018886A - Glass furnace :
en
- SU44649A1 - Catching device with wedge clamps for blast furnace lifting trolleys :
en
ru
- US2018976A - Pressure vessel :
en
- US2019182A - Transfer apparatus :
en
- PL22129B1 - A method for producing steam, in particular high pressure steam, and a generator for implementing the method. :
en
pl
- US2018782A - Undergarment :
en
- US2019259A - Means for adjusting the length of coaxial and overlapping tubes, or tubes and rods :
en
- SU44621A1 - The method of preparation of the solid (dry) oxygen scavenger :
en
ru
- US2018829A - Headlight :
en
- CA353718A - Telephone advertising method :
en
fr
- CH180472A - Device for holding workpieces, in particular for the production of carpentry work. :
de
en
- GB437631A - Improvements in or relating to screw propellers :
en
- PL22187B1 - Thread processing method. :
en
pl
- SU44604A1 - Electronic photo relay :
en
ru
- US2019086A - Buoyant clothing :
en
- US2019211A - Machine for enclosing letters in envelopes :
en
- US2018876A - Doorcheck :
en
- US2018884A - Electric glass furnace :
en
- US2019445A - Overhead electric transmission line :
en
- ES139238A1 - IMPROVEMENTS IN LIQUID STERILIZERS BY SUBMITTING THEM TO A DETERMINED TEMPERATURE AND PRESSURE WITH METHODIC HEAT RECOVERY AND AUTOMATIC OPERATION :
en
es
- FR789428A - Improvements to cable ties :
en
fr
- CA353750A - Stamper for cigarette packaging machines :
en
fr
- CA353783A - Arc tube :
en
fr
- FR789578A - Products with hair activity, especially wetting, washing, cleaning products, detergents, emulsifiers and dispersants :
en
fr
- ES139117A1 - IMPROVEMENTS INTRODUCED IN AIRCRAFT, AIRCRAFT AND ANALOGUE :
en
es
- US2018758A - Lubricating composition and process for making the same :
en
- GB437491A - Improvements in and relating to dry cleaning :
en
- ES139140A1 - Artificial irrigation procedure based on capillarity with or without recovery. :
en
es
- US2019375A - Stencil printing machine :
en
- DE620830C - Arrangement for extinguishing alternating current arcs :
de
en
- DE620961C - Foam catchers on safety razors :
de
en
- DE621051C - Safety device for strip cold rolling and drawing machines with pay-off and take-up reels :
de
en
- US2018891A - Photographic device and method :
en
- SU44567A1 - Device for fastening a bursting rail :
en
ru
- US2018989A - Apparatus for applying pigments to surfaces :
en
- DE621013C - Magnet winding for high currents with a broken number of turns :
de
en
- US2018903A - Rubber finger stall toothbrush :
en
- US2019264A - Steering mechanism :
en
- US2019060A - Mouth prop :
en
- US2018665A - Garment :
en
- US2019274A - Apparatus for feeding materials to :
en
- GB437293A - Improvements in or relating to electric communication cables :
en
- SU44670A1 - Machine for felling trees :
en
ru
- DE1352977U - :
de
en
- DE620851C - Bird nest cave with insert floor :
de
en
- SU44527A1 - Device for continuous fermentation of sugar-containing liquids :
en
ru
- SU44852A1 - Conical wind motor :
en
ru
- GB437478A - Improvements in and connected with the manufacture of valves and the like made with parts of sheet metal assembled by welding, soldering or the like :
en
- ES139184A1 - A process for manufacturing fluorescence screens. :
en
es
- DE621216C - Coffee brewer :
de
en
- SU44785A1 - Method of making calcium tungstate X-ray screens :
en
ru
- US2019251A - Filling and dispensing spout :
en
- US2019402A - Milk bottle cap :
en
- GB437601A - Improvements in and relating to sealing jars, metal cans or like containers :
en
- GB437636A - Improvements in and relating to electric heating plates :
en
- GB437296A - Manufacture of derivatives of n-butylaminobenzene :
en
- ES3574Y - Mechanism for radiological table. :
en
es
- FR789594A - Enhancements to pigments and skin-forming products that contain them :
en
fr
- ES139105A1 - A dispensing device for all kinds of objects by the introduction of one or several coins, plates or tokens of different value, consisting of a descender elevator and mechanism for its operation, whose slowness in the descent is produced by a pump :
en
es
- FR789354A - Light signaling system for vehicles :
en
fr
- FR789391A - Control system for recovery on electric locomotives or similar vehicles :
en
fr
- FR789510A - Improvements in telephony :
en
fr
- US2019139A - Vehicle :
en
- GB437337A - Improvements in and relating to electrodes for electric discharge vessels :
en
- GB437737A - Improvements in or relating to the manufacture of bakery products :
en
- ES139111A1 - Arrangements for the start-up of multi-graduated piston motor compressors with freely flying pistons. :
en
es
- US2018679A - Dental articulator :
en
- US2019165A - Pyrophoric igniter :
en
- US2018651A - Sterilizing and operating instrument tray :
en
- US2019432A - Lighter construction :
en
- FR789427A - High voltage cable :
en
fr
- GB437503A - Improvements in and relating to electric fuses :
en
- DE620987C - Method and device for removing the stresses in split piston rings :
de
en
- DE621115C - Process for obtaining spinnable vegetable fibers from bast fiber plants :
de
en
- PL22085B1 - in metal workpieces, cold worked. :
en
pl
- DE620857C - Three or multi-axle chassis, especially for motor vehicles :
de
en
- FR789420A - Improvement in the establishment of agricultural harvesting machinery, such as harvesters, mowers, etc. :
en
fr
- CH180480A - Collar button. :
de
en
- AU2227035A - Improvements relating to liquid meters :
en
- CA353745A - Tank gauge :
en
fr
- CH180329A - Automatic device for cleaning the basins of hydraulic and similar plants. :
en
fr
- CH180594A - Process for the preparation of 2-propoxy-5-propionylaminopyridine. :
de
en
- SU44636A1 - Time Receiver :
en
ru
- PL22088B1 - A tube connection system with adjustable amplification and damping. :
en
pl
- US2019412A - Manufacture of cartons, pots, and like receptacles of thin metal and paper, cardboard, and the like :
en
- SU44523A1 - Double column pipe :
en
ru
- SU44795A1 - Device for feeding goods :
en
ru
- CA353728A - Smoke stack cable fitting :
en
fr
- DE621017C - Device for displaying and registering the partial pressure of water vapor in the air :
de
en
- SU44616A1 - The method of cleaning alizarin :
en
ru
- US2019022A - Preparation of high molecular weight alcohols :
en
- US2019082A - Dynamo electric machine :
en
- SU44606A1 - Electric breaker :
en
ru
- SU44680A1 - The method of obtaining plastic :
en
ru
- US2018825A - Chair :
en
- US2019002A - Machine for packing nutrient fats :
en
- PL22164B1 - Heavy oil carburetor, especially for low pressure internal combustion engines. :
en
pl
- SU44765A1 - Iron etching method :
en
ru
- US2019396A - Circular knitting machine :
en
- US2018913A - Wheel :
en
- US2019449A - Method of making constructional material :
en
- DE621014C - Knives, especially for surgical purposes :
de
en
- DE621117C - Dough dividing machine :
de
en
- CH180425A - Photoelectric light meter on photographic cameras. :
de
en
- US2019304A - Railway car :
en
- DE620820C - Gas-steam turbine :
de
en
- DE621176C - Tilting door :
de
en
- FR789462A - Liquid extinguishing composition :
en
fr
- PL22146B1 - Device for bending flat bars into a zigzag or wavy line. :
en
pl
- US2019100A - Brake beam support :
en
- DE621135C - Surge voltage system :
de
en
- ES3703Y - Utensils for the application and distribution of substances in pasty or semi-pasty form. :
en
es
- GB438019A - Improvements in or relating to two stroke cycle internal combustion engines :
en
- DE620638C - Holding cylinder high-speed press :
de
en
- DE621125C - Automatic shut-off device for the refrigerant circulation :
de
en
- US2019120A - Auto safety rim :
en
- US2019369A - Harrow :
en
- DE621193C - Toothing for worm gears with helical worm gears :
de
en
- USD97329S - Design fob a doll :
en
- SU44635A1 - Apparatus for testing the mobility of intervertebral joints and hip joints :
en
ru
- SU44841A1 - Adaptation for a turret shift shuttle in multi-polished looms :
en
ru
- DK50835C - Sales and Exhibition Table. :
da
en
- DE620836C - Process for the preparation of azo dyes :
de
en
- FR789418A - Lighting device for cycles :
en
fr
- DE620983C - Method and device for the manufacture of molded bearings :
de
en
- US2018832A - Hand operated tubing flanger :
en
- US2019186A - Air filter :
en
- DE621045C - Device for regulating the speed or frequency of an alternator :
de
en
- ES139274A1 - Manufacturing process of all kinds of milling cutters and other rotary cutting tools with constant profile and variable relief angle. :
en
es
- GB437885A - Improvements in or relating to the streamline formation of bodies for land vehicles and aircraft :
en
- US2018805A - Combination brick siding wall plate :
en
- US2018966A - Manufacture of wheat flour :
en
- US2019067A - Pile wire :
en
- US2019241A - Air cleaner for gas engine intakes :
en
- FR789532A - Improvements to elastic suspension devices for motor vehicles :
en
fr
- SU44564A1 - Mixing and humidifying apparatus :
en
ru
- US2019150A - Game board :
en
- SU44693A1 - Apparatus for dispensing bulk solids :
en
ru
- PL22131B1 - Silencer to reduce vibration of the exhaust cage in the shaft. :
en
pl
- US2019236A - Wall construction :
en
- USD97356S - Design for an electrical vaporizer :
en
- CH180535A - Hair curling device for heat generation through chemical process. :
de
en
- CH180574A - Food slicer. :
de
en
- US2018684A - Sole press :
en
- US2019376A - Container for shoe polish :
en
- CH180450A - Liquid dispenser fitted with a safety device preventing the unlocking and operation of the dispensing valve before the complete emptying of one of the measuring capacities. :
en
fr
- FR45605E - :
fr
- DE620850C - Cattle shed ventilation device :
de
en
- DE621082C - Vacuum cleaner with a hood that surrounds the motor and is provided with openings :
de
en
- DE612146C - Tension spring fastening :
de
en
- ES139210A1 - Improvements introduced in the construction of devices capable of controlling the supply of liquids at all times. :
en
es
- ES3563Y - Hinge-hinge with concealed screws for double-glazed panels. :
en
es
- AU2116135A - Improvement in piezoelectric crystals :
en
- FR45636E - New shapes of glass pavers in all colors for translucent reinforced concrete, allowing the creation of new decorations :
en
fr
- GB437335A - An improved process for the manufacture of printing blocks or plates :
en
- GB437553A - Improvements in the manufacture of multi-ply fabrics :
en
- SU44817A1 - Gunfight for anti-aircraft shooting :
en
ru
- GB437412A - Improvements in steam traps :
en
- DE621144C - Process for the manufacture of hosiery :
de
en
- ES139102A3 - An apparatus for electrolytically separating substances from liquids, especially water. :
en
es
- GB437536A - A new or improved galvanic battery :
en
- CH180340A - Device for electrical space heating. :
de
en
- ES3581Y - Multiple angular mirror with four panes arranged at reciprocal angles. :
en
es
- PL22072B1 - An iron-concrete and wooden pile. :
en
pl
- US2019319A - Mixing faucet :
en
- SU44666A1 - Round Knife Loofing Machine :
en
ru
- DE621049C - Process for swelling and dissolving cellulose derivatives :
de
en
- AU1983234A - Improvements in ceiling rosettes for electrical drop cords :
en
- AU1763934A - An improved smoothing iron :
en
- US2019313A - Stress-strain control for recording instruments :
en
- SU44845A1 - Thread separator for manual spacer :
en
ru
- PL22100B1 - Apparatus for generating heat by burning oil steam for heating and cooking purposes. :
en
pl
- PL22195B1 - Single or multi-stage centrifugal pump with air-suction pump for venting the suction line. :
en
pl
- SU44717A1 - Laboratory instrument for determining the metal content in flour products :
en
ru
- PL22108B1 - A method of producing pipes with a soft outer layer by centrifugal casting in molds. :
en
pl
- PL22110B1 - The method of producing fireproof cogiot. :
en
pl
- ES139122A1 - An installation with an electric discharge lamp that serves, for example, to emit light. :
en
es
- FR789362A - Heat generator for catalytic combustion :
en
fr
- DE620990C - Process for de-ironing carbonated, aseptic mineral spring water :
de
en
- DE621087C - Drive device for a counter attached to the wheel hub of a vehicle :
de
en
- DE621112C - Double heart with continuous kinked inner rail :
de
en
- CH180546A - Intermediate frequency heterodyne receiving circuit using a multi-grating tube as a mixer tube. :
de
en
- PL22093B1 - :
en
pl
- US2018836A - Electric lamp holder :
en
- US2018889A - Aeroplane :
en
- US2019216A - Brooder :
en
- CA353731A - Window latch :
en
fr
- CH180392A - Automatic small mill. :
de
en
- CH180563A - Tire casing and method of manufacturing this casing. :
en
fr
- CH180587A - Deck chair made with skis. :
de
en
- US2019442A - Dual platen and type bars therefor :
en
- USD97345S - Design for a burner tip housing :
en
- CH180595A - Process for the preparation of 2-butoxy-5-acetylaminopyridine. :
de
en
- SU44607A1 - Method of making electrolytic capacitors :
en
ru
- SU44770A1 - Klupp :
en
ru
- US2018885A - Method and apparatus for mixing and discharging the contents of an electric glass furnace :
en
- SU44633A1 - A method of processing lime bark on the bast :
en
ru
- US2019328A - Electric translating circuits :
en
- US2019255A - Valve for internal combustion engines :
en
- US2019280A - Sound recording :
en
- CH180444A - Juxtaposition game. :
de
en
- US2018881A - Automatic phonograph :
en
- US2019006A - Change speed gear :
en
- CH180549A - Changeable poster. :
de
en
- DE621057C - Stud bolt with a tube that tightly connects the two boiler walls and in which the tension bolt is mounted without bending :
de
en
- CH180355A - Portable cradle. :
en
fr
- AU2090035A - Manufacture and application ofa new azo dyestuff :
en
- CH180353A - Chair with movable backrest. :
de
en
- CH180581A - Process for the preparation of a new sulfonic acid. :
de
en
- DE621153C - Process for the extraction of the gases and dust that are released during the electrolytic production of aluminum :
de
en
- DE621145C - Medical syringe :
de
en
- ES139130A1 - Improvements in the construction and arrangement of blocks or groups of steel cylinders, for combustion engines. :
en
es
- ES3535Y - Articulated table with movable chairs. :
en
es
- AU1981634A - Templets forthe production of letters, numerals, ciphers orthe like utilizable for advertising signs or otherwise :
en
- US2018704A - Toilet seat :
en
- USD97335S - Design for a permanent hair :
en
- CA353817A - Alloy steel rail :
en
fr
- CH180351A - Chopping machine for meat, vegetables and the like. :
de
en
- DE621190C - Air cooling for mechanical roast stoves based on the de Spirlet principle :
de
en
- GB437415A - Machine for the compression of the ground :
en
- CH180518A - Installation for drawing flat glass. :
en
fr
- CH180496A - Internal combustion engine piston. :
en
fr
- AU2259635A - Improvements relating to ventilating apparatus for buildings :
en
- BE411230A - :
en
- SU44632A1 - Perforated artificial silk reel :
en
ru
- DE621033C - Safety razor with a cover plate divided in its lengthwise direction :
de
en
- DE621114C - Device for remote and local control of turnouts :
de
en
- CA353757A - Wrapping machine heater release :
en
fr
- CA353820A - Textile assistant :
en
fr
- CH180471A - Method for gluing wooden parts. :
de
en
- SU44641A1 - Device for automatic start-up of the pressing piston in the molding machines :
en
ru
- SU44721A1 - A device for demonstrating the wind effect on the roof of buildings :
en
ru
- US2018775A - Process of preparing diphenylmethane derivatives :
en
- US2019470A - Chloridizaxion of metals :
en
- US2018938A - Apparatus for and method of treating and handling paper pulp and similar fibrous materials :
en
- US2019021A - Moisture-resistant mineral wool :
en
- USD97328S - Design fob a price ticket :
en
- PL22194B1 - Mechanically activated oar. :
en
pl
- US2019153A - Clutch mechanism :
en
- US2019192A - Illuminated decoration for burial caskets :
en
- US2019466A - Train dispatching system for railroads :
en
- GB437739A - Improvements in alloys containing thorium :
en
- ES139114A1 - A process for the destructive hydrogenation of coal, in particular of lignite or of carbonaceous, solid, analogous materials. :
en
es
- ES4084U - A seat for toilets of all kinds (Machine-translation by Google Translate, not legally binding) :
en
es
- FR789400A - high frequency transmitter with lamps in series :
en
fr
- ES3558Y - Railway with wear regulating bridges or ribs. :
en
es
- GB437508A - Improvements in or relating to apparatus for the separation of dust from gases :
en
- US2018993A - Electrical discharge material and method of manufacturing it :
en
- US2019167A - Railway signaling apparatus :
en
- AU1988934A - Improvements in or relating tothe polymerisation of unsaturated esters :
en
- AU2003434A - Improvements in internal combustion engines of the compression ingnition type :
en
- CH180588A - Shooting glasses. :
de
en
- US2018770A - Apparatus for aligning vehicles with reference to fixed road conditions :
en
- US2019297A - Electric cable :
en
- SU44528A1 - Unit for cold dyeing fabric :
en
ru
- US2019036A - Key holder :
en
- CH180560A - Truck with three or more wheel axles. :
de
en
- PL22170B1 - A method of dispersing parallel light rays emitted from lamps with reflectors in planes, and devices for carrying out the method. :
en
pl
- SU44862A1 - The method of obtaining fertilizer mixture :
en
ru
- US2019101A - Automatic brake mechanism for vehicles :
en
- PL22137B1 - Discharge lamp for three-phase current. :
en
pl
- CA353858A - Extrusion apparatus :
en
fr
- DE620888C - Process for the production of calcium cyanamide :
de
en
- FR789583A - Blow torch :
en
fr
- CH180553A - Glue-free packaging, especially for edible fat. :
de
en
- CH180591A - Electrically heated through furnace for annealing, especially sheet metal. :
de
en
- CH180561A - Drive device for motor vehicles with oscillating half-axle shafts. :
de
en
- DE621149C - Telescopic sliding cylinder guide on liquid lifting devices for hairdressing and surgical stools :
de
en
- CH180463A - Process for the purification of metals and metal alloys. :
en
fr
- CH180497A - Device for the automatic starting and stopping of a Diesel engine. :
en
fr
- US2019134A - Sprinkler alarm mechanism :
en
- SU44524A1 - Device for entering into boreholes and inert dust :
en
ru
- SU44742A1 - Air compressor for internal combustion turbine :
en
ru
- SU44640A1 - Press molding machine :
en
ru
- US2019389A - Conveyer :
en
- SU44733A1 - Direct acting diesel compressor :
en
ru
- DE621011C - Heat time release, especially for electrical circuit breakers :
de
en
- PL22084B1 - Lbica zarowa for internal combustion engines. :
en
pl
- PL22198B1 - The method of producing opal briquettes. :
en
pl
- SU44600A1 - Asynchronous motor :
en
ru
- US2018919A - Parting strip :
en
- DE621044C - Arrangement for compounding voltage regulators for three-phase generators :
de
en
- FR789501A - Folding bed combined with furniture or similar :
en
fr
- GB437468A - Improvements in joints for electric cables :
en
- US2018946A - Switch for oil well pumping equipment :
en
- CH180387A - Women's jersey. :
en
fr
- US2018745A - Combination lock :
en
- US2019220A - Slider for fasteners :
en
- US2018892A - Means for eliminating knocking in internal combustion engines :
en
- US2019301A - Recorder :
en
- US2019472A - Thermostatic control :
en
- DE620929C - Electric street lamp that is fed by a dynamo machine set in rotation by means of a wind-driven paddle wheel :
de
en
- DE621139C - Method for gluing veneer panels :
de
en
- DK50820C - Procedure for the Manufacture of Ship hulls. :
da
en
- DE621199C - Furnace system for heating metal or iron strips to be hot rolled :
de
en
- DE621206C - Process for balancing the crosstalk couplings or the capacitive couplings in telecommunication cables during the manufacture of the stranding elements or the cable core :
de
en
- PL22196B1 - Method for the separation and purification of ergot alkaloids. :
en
pl
- US2018743A - Hydraulic clutch :
en
- US2019356A - Refrigerating machine operating with a solid absorbent :
en
- PL22149B1 - An explosive cartridge, a method for producing a mixture for the preparation of this cartridge, and an apparatus for carrying out the method. :
en
pl
- CH180422A - Film looper. :
de
en
- SU44626A1 - Shawl machine :
en
ru
- SU44596A1 - Device to protect oil-filled transformers :
en
ru
- SU44622A1 - Method for determining gasoline stability :
en
ru
- US2018817A - Soft glass composition of high electrical resistance :
en
- US2019269A - Shoe-heel-concaving machine :
en
- USD97371S - Design for a textile fabric :
en
- FR45602E - Belt :
en
fr
- PL22139B1 - Operating table. :
en
pl
- US2019034A - Water cooler and dispenser :
en
- SU44692A1 - Adjusting to the level for horizontal installation :
en
ru
- US2019109A - Wheel and brake assembly :
en
- US2019224A - Swimming practice apparatus :
en
- US2019467A - Centralized traffic controlling system :
en
- DE621010C - Safety device at the end closures for electrical cables filled with water :
de
en
- US2019025A - Electric drive :
en
- CA353773A - Coating composition :
en
fr
- CH180477A - Grinding machine. :
en
fr
- PL22126B1 - A method of producing paving materials from blast furnace slips and a tank for initial cooling of these slags. :
en
pl
- AU1945134A - Improvements in skirts, trousers, breeches, andthe like wearing apparel :
en
- PL22171B1 - * 1 ^ 2, /// © O :
en
pl
- US2018714A - Vent shield :
en
- US2018856A - Gas arc lamp :
en
- CH180421A - Coil attachment. :
de
en
- FR45640E - Burner for atomizing liquid fuels usually referred to as heavy oil :
en
fr
- FR789598A - Instrument for determining the average speed of vehicles :
en
fr
- US2019210A - Pin :
en
- US2019468A - Process for purifying gas :
en
- CA353754A - Wrapping machine sealer :
en
fr
- US2018845A - Brake mechanism :
en
- PL22094B1 - The way of sending signal currents on telephone lines. :
en
pl
- US2018828A - Reclining seat :
en
- US2019106A - Sealing device for containers :
en
- US2018894A - Mechanism for laying out curves :
en
- US2019103A - Pump :
en
- SU44784A1 - Japanese Paper Maker :
en
ru
- US2018650A - Filling detector for looms :
en
- FR789369A - Process for the production of gas dispersions in liquids :
en
fr
- PL22186B1 - Vane-wheel water meter. :
en
pl
- US2019048A - Manufacture of variegated glass articles :
en
- US2019338A - Dielectric composition :
en
- USD97336S - Design fob a flame pad :
en
- GB437352A - Improvements in and relating to methods of grinding, polishing and the like :
en
- GB437626A - Improvements in or relating to apparatus for the electrical precipitation of suspended particles from gases :
en
- CH180336A - Air conditioning system. :
de
en
- CH180393A - Process for making baked goods. :
de
en
- SU44659A1 - Device for automatic installation of circular saws in cutting machines, depending on changes in the height of the trimmed part :
en
ru
- SU44875A1 - Starter for internal combustion engines :
en
ru
- US2019190A - Holding and releasing mechanism :
en
- US2019311A - Draft gear :
en
- US2019314A - Brake control means :
en
- DE621012C - High-voltage DC machine with high performance with two armature windings, each with a collector, housed in the same armature slots :
de
en
- DE620812C - Device for direction reception of noises :
de
en
- DE621180C - Device for mechanically flattening the mouthpiece ends of cigar rolls :
de
en
- ES4128U - New convertible furniture (Machine-translation by Google Translate, not legally binding) :
en
es
- AU1980334A - Improvements in classifiers :
en
- SU44614A1 - Device for spot electric welding :
en
ru
- SU44533A1 - Continuously operating coke oven vertical :
en
ru
- SU44560A1 - Distribution mechanism with steam distribution using a working piston in rotary engines :
en
ru
- SU44846A1 - Tool for tightening and unscrewing nuts :
en
ru
- SU44578A1 - Valve for hydraulic columns :
en
ru
- SU44801A1 - Adaptation to the seamer for cleaning the bottoms of cans :
en
ru
- CH180511A - Free tripping maximum circuit breaker. :
en
fr
- ES139219A3 - Fruit crushing machine. :
en
es
- ES139143A1 - IMPROVEMENTS IN THE CONSTRUCTION OF PORTABLE WRITERS :
en
es
- SU44744A1 - Reactive internal combustion turbine :
en
ru
- DE620897C - Nickel-cobalt alloy :
de
en
- ES139247A1 - Improvements in the manufacture of economizer carburetors for internal combustion engines. :
en
es
- SU44542A1 - Method for suspending lead caps of sulfuric acid towers :
en
ru
- US2019289A - Lubricating device :
en
- US2019370A - Poultry feeding and watering device :
en
- SU44814A1 - Wooden shoe shoe :
en
ru
- CA353722A - Paving apparatus :
en
fr
- CA353789A - High resistance material :
en
fr
- SU44756A1 - Method of production of thermal insulation of pipelines :
en
ru
- GB437419A - Improvements in or relating to soldering apparatus :
en
- GB437506A - Mixing and grinding mill with grinding rollers :
en
- SU44651A1 - Traveling crane on gantry (traver) :
en
ru
- GB437329A - Improvements relating to universally-jointed pipes or like conduits :
en
- SU44719A1 - Machine counting :
en
ru
- US2018998A - Surgical pump :
en
- US2019383A - Rifle attachment :
en
- US2018806A - Packaging machine :
en
- US2018887A - Movable bleachers :
en
- US2019290A - Heating and cooling system :
en
- USD97368S - Design for a cosmetic container :
en
- SU44547A1 - Method for producing salts of benzyldioxiabietinone acid :
en
ru
- SU44642A1 - Sand washing device :
en
ru
- US2018934A - Holder for ornaments and method of detaching the same :
en
- GB437343A - Improvements in mechanical transmission devices :
en
- CH180468A - Parting bench with rotating cutter head. :
de
en
- CH180491A - Injection internal combustion engine with compression ignition. :
de
en
- AU2020734A - Combination clothes and dishwasher :
en
- CH180493A - Internal combustion engine with pistons rotating in opposite directions. :
de
en
- CH180399A - Method for concentrating aqueous formic acid. :
de
en
- CH180567A - Pedal for bicycles and motorcycles. :
de
en
- CH180352A - Hook. :
en
fr
- CH180522A - Vertical heavy oil burner. :
en
fr
- US2019076A - Clothes washing machine :
en
- US2019423A - Top brush setting or adjusting and retaining mechanism :
en
- CA353734A - Hair waving method :
en
fr
- CH180358A - Table with a height-adjustable table top. :
de
en
- US2018688A - Friction tester :
en
- US2019243A - Automatic volume control arrangement :
en
- USD97361S - Design fob a tandem bimotored :
en
- US2019462A - Signaling system for railroads :
en
- USD97326S - Design for a butter print machine :
en
- SU44777A1 - Vacuum shutter :
en
ru
- US2018692A - Rotary pump :
en
- FR789506A - Grain husking machine :
en
fr
- CA353780A - Moisture operated relay :
en
fr
- CA353781A - Transformer :
en
fr
- CA353816A - Iron-chromium alloy article :
en
fr
- ES139108A1 - An automatic device for sealing "gicleurs" in the explosion engines. :
en
es
- ES139201A2 - IMPROVEMENTS MADE INTO THE PURPOSE OF THE SAME :
en
es
- FR789542A - Floor in hollow brick slabs armed with round irons housed in notches :
en
fr
- GB437345A - Improvements in and relating to steam generators :
en
- CA353733A - Casting crack repairing method :
en
fr
- PL22096B1 - Two-way telephone system. :
en
pl
- SU44716A1 - Method and device for determining the humidity of technical products :
en
ru
- US2019160A - Flexible container :
en
- CA353805A - Glazed electric range heating unit :
en
fr
- SU44685A1 - Compass :
en
ru
- US2018858A - Summation meter :
en
- CA353829A - Continuous spinning machine :
en
fr
- CH180385A - Bracket. :
de
en
- SU44771A1 - Bolt head :
en
ru
- SU44837A1 - Apparatus for measuring chemical reagents for water purification :
en
ru
- US2018984A - Paper blank for forming postcards :
en
- PL22168B1 - A method of producing artificial edible fats. :
en
pl
- US2018926A - Method and apparatus for excavating tunnels :
en
- US2019257A - Valve construction :
en
- USD97325S - Design for a wrench :
en
- DE621164C - Fuel pump for internal combustion engines :
de
en
- ES139220A3 - DEVICE FOR LOOSENING THE SKIN OF THE HEAD THAT FORMS THE SCALP :
en
es
- ES139257A1 - A new procedure for obtaining carbon oxide. :
en
es
- FR789481A - General organization of plants for the treatment of household waste by fermentation in cells :
en
fr
- GB437356A - Improvements in shock absorbers for vehicles :
en
- GB437608A - Improvements in or relating to envelope or bag making machinery :
en
- US2018869A - Process of treating sugar solutions :
en
- SU44561A1 - Writing machine :
en
ru
- US2019129A - Head for dolls :
en
- SU44590A1 - Device for measuring small containers :
en
ru
- CA353741A - Telegraph signalling apparatus :
en
fr
- CH180465A - Process for the production of light metal pistons with heavy metal inserts for internal combustion engines. :
de
en
- CH180437A - Skis with protective edges. :
de
en
- CH180365A - Handle attachment device on scrubbing and wiping devices. :
de
en
- CA353784A - Gas filled tube :
en
fr
- CH180349A - Plant for the production of wood gas in internal combustion engines. :
de
en
- CH180582A - Process for the production of a new dye. :
de
en
- SU44668A1 - Grinding machine :
en
ru
- PL22130B1 - A device for using the electrostatic force of attraction. :
en
pl
- US2019227A - Ash tray :
en
- US2019012A - Oil burner :
en
- US2019027A - Welder control :
en
- DE621207C - Lead-sheathed electrical high-voltage cable or similar cable core :
de
en
- CH180374A - Device for automatic reduction in flat knitting machines. :
de
en
- DE620967C - Device to protect the sealing strip against stepping in the area of the door sill in gas-tight lockable doors in air raids :
de
en
- DE621069C - Momentary rotary switch with a front metal plate ending in locking tongues :
de
en
- FR789554A - Internally-lit toy cooker :
en
fr
- GB437355A - Improvements in or relating to automotive wheels :
en
- GB437367A - Improvements in electric lighting fittings :
en
- DE620994C - Device for carrying out the method for lining underground construction lines :
de
en
- ES3541Y - Refrigerated warehouse applicable to vans and other types of vehicles for the transport of substances and food products :
en
es
- GB437544A - Improvements in method and apparatus for separating suspended solids from liquid :
en
- FR789381A - Improvements to transmission mechanisms for motor vehicles :
en
fr
- DE621155C - Spring balance with self-acting compensation device for temperature influences :
de
en
- FR45637E - New lock for car trunks and similar items :
en
fr
- CH180457A - Timepiece mobile whose shaft has at least one cylindrical pivot. :
en
fr
- US2018791A - Pneumatic cleaner :
en
- SU44617A1 - The method of obtaining dry small colors :
en
ru
- ES139080A1 - Machine for the treatment of skins, heavy or light, and leathers. :
en
es
- GB437551A - Improvements in or relating to fire extinguishers :
en
- CH180454A - Automatic parking device on a device for generating and reproducing phonetic transcriptions using the needle tone method. :
de
en
- CA353791A - Mercury arc rectifier :
en
fr
- SU44825A1 - Attraction :
en
ru
- DE621171C - Process for coating antihalation layers arranged on the back of photographic plates or films :
de
en
- SU44532A1 - Method of dyeing furs with ursols :
en
ru
- CH180538A - Circuit arrangement for counting and evaluating connections in telegraph systems. :
de
en
- CH180445A - Exercise insert device for handguns. :
de
en
- DE621065C - Method and device for laying a pipe in the ground :
de
en
- FR789533A - Manufacturing process for urea-based resins :
en
fr
- GB437734A - Improvements in and relating to vehicle wind-screens and the like :
en
- US2019234A - Optical device for the control of flight :
en
- US2019438A - Portable bench for packing houses :
en
- US2018890A - Lute :
en
- SU44683A1 - Method for continuous management of electrolytic production of magnesium from carnallite :
en
ru
- SU44769A1 - Surface Finisher :
en
ru
- US2019371A - Display rack :
en
- US2019323A - Alternating current motor :
en
- US2019425A - Sound producing box :
en
- CA353720A - Orthodontia band bracket :
en
fr
- ES139161A1 - An improved process for making paper. :
en
es
- CA353823A - Heel lift device :
en
fr
- CH180449A - Torsion balance for examining the gravitational field. :
de
en
- PL22109B1 - Zinc-aluminum alloy. :
en
pl
- SU44609A1 - Electrical rectifier device :
en
ru
- US2019347A - Ornamental screen :
en
- CH180417A - Milling device for paper and similar materials. :
de
en
- PL22140B1 - Method for the production of condensation products from urea, formaldehyde and hexamethylenetetramine. :
en
pl
- SU44605A1 - Ion relay :
en
ru
- ES3601Y - Drawer for the cable guide with pressure greasing and bronze bearings. :
en
es
- FR789549A - Process for applying protective metallic coatings to iron or steel wire :
en
fr
- FR789373A - Device for controlling the operation of flashing signals of motor vehicles and other vehicles :
en
fr
- FR789513A - Vacuum, hermetic, automatic, mass closure system for containers containing material to be kept in a vacuum, or to be sterilized :
en
fr
- CH180462A - Process for the production of rust-, acid- and heat-resistant castings from an iron-chromium alloy. :
de
en
- CH180505A - Time switch. :
de
en
- CH180398A - A process for the manufacture of substantially pure and anhydrous sodium sulfide. :
en
fr
- GB437466A - Improvements in or relating to mixing, agitating and like machines :
en
- GB437435A - Improvements in and connected with locking devices for use in connection with pins, bolts or the like for aircraft assembly and other purposes :
en
- GR5483B - HOW TO USE USE LABORATORY SCREWS. :
el
en
- US2018846A - Duct :
en
- USPP144P - Hybrid tea rose :
en
- FR789597A - Binder for paintable colors and lacquers :
en
fr
- ES139135A1 - PROCEDURE FOR THE MANUFACTURE OF AQUEOUS DISPERSIONS OF BITUMINOUS MATTERS :
en
es
- ES139160A1 - Process for the preparation of capillary active aminocarbon acids. :
en
es
- PL22162B1 - Lock with sliding latch bolt. :
en
pl
- CH180341A - Press for the production of building panels. :
de
en
- FR45650E - Pulse remote control :
en
fr
- GB437394A - Improvements in or relating to travelling toilet sets and the like :
en
- GB437405A - Improvements in and relating to wool openers :
en
- GB437635A - Improvements in and relating to washing machines :
en
- GB437586A - Improvements in and relating to caps for closing radiators and other containers :
en
- CA353721A - Orthodontia band bracket :
en
fr
- ES139223A1 - An electric motor with shunts for low voltage lighting. :
en
es
- US2018752A - Alloy :
en
- US2019174A - Speed change gearing device :
en
- ES139090A1 - Improvements in railway wagons and trams. :
en
es
- SU44522A1 - Scene lighting :
en
ru
- GB437521A - Improvements in and relating to aircraft :
en
- AU2244235A - Improvements in and relating tothe toughening or hardening of glass or glass objects :
en
- CA353828A - Heat insulating material :
en
fr
- US2019230A - Building construction :
en
- ES138817A1 - Improved device for the dyeing of silk, cotton and similar skeins. :
en
es
- ES139172A1 - Improvements in the means to evacuate ash from boiler homes, or in relation to these means. :
en
es
- FR789377A - locomotive exhausts, and, more generally, thin-blade jet ejectors :
en
fr
- GB437804A - Improvements in or relating to thermionic valves for use in radio signalling systems :
en
- DE620826C - Electrically heated oven :
de
en
- FR789383A - Moisturizer for giant clams and other uses :
en
fr
- FR789500A - Preparation of cyanic and sulphocyanic ethers and their condensation products :
en
fr
- GB437286A - Improvements in or relating to the manufacture of rubber articles containing textilematerials :
en
- FR789528A - Fast transmission optical signaling device :
en
fr
- GB437430A - Improvements in suspensions for vehicles :
en
- GB437454A - Improvements relating to lawn mowers :
en
- US2018707A - Container :
en
- ES3576Y - Continuous working crucible for stained glass. :
en
es
- GB437268A - Improvements in shaking mechanism :
en
- PL22143B1 - Electric pocket torch with a cardboard cover, containing two or more galvanic cells, connected in series, and provided with a push-button contact. :
en
pl
- FR789390A - Ventilation device :
en
fr
- CH180401A - Process for the preparation of 1.4.5.8-naphthalenetetracarboxylic acid. :
de
en
- SU44724A1 - Drainage pipe :
en
ru
- FR789569A - Wooden container such as barrel :
en
fr
- DE620870C - Secret switch arrangement for electrical security systems :
de
en
- SU44618A1 - Method of making acid-resistant mass :
en
ru
- US2019421A - Attachment for refrigerating systems :
en
- DE621016C - Device for the optical reproduction of the course of a measured variable :
de
en
- GB437560A - Improvements in and relating to manifold bookkeeping :
en
- US2018839A - Machine for sealing wire in a wooden member :
en
- DE621182C - Bung ring fastening for metal vessels :
de
en
- FR789553A - Improvements to finned tube heat exchangers :
en
fr
- GB437399A - Process for reclaiming vulcanised rubber :
en
- GB437727A - Improvements in and relating to electric welding :
en
- DE620999C - Process for the purification of raw extracts of the gonad hormones :
de
en
- PL22106B1 - Electron lamp. :
en
pl
- PL22166B1 - Cathode lamp. :
en
pl
- FR789473A - Improvements in weaving looms to obtain plain, weaved or shaped gauzes :
en
fr
- DE621095C - Mixing and roller mill :
de
en
- SU44672A1 - A method of making wooden spoons :
en
ru
- DE621047C - Top cooker :
de
en
- FR45612E - Process for separating zirconia from zircon and resulting products :
en
fr
- DE620816C - Rail traction vehicle with central drive axles mounted in the frame and radially adjustable end drive axles :
de
en
- FR789465A - Striking mechanism for electrically serviced hourly movements :
en
fr
- FR789475A - Transportable and towable shelter for automatic weapons :
en
fr
- FR789351A - Improvements to fuel injection pumps for internal combustion engines :
en
fr
- ES139178A1 - Improvements in the aspiration horns. :
en
es
- GB437565A - Improvements in devices for the tripping and release of movable members :
en
- US2018682A - Corrosion inhibition :
en
- US2019018A - Aircraft :
en
- US2018660A - Preservative process for cellulose materials :
en
- PL22077B1 - The method of obtaining high-percentage nitric acid. :
en
pl
- SU44624A1 - A device for the automatic activation of a spare thread for round-shaped hosiery machines with a rotating cylinder :
en
ru
- FR789485A - Automatic device allowing the use of constant power at different tensions in direct current and in alternating current for heating railway cars :
en
fr
- SU44654A1 - Pickup device for lifted items predominantly cylindrical or prismatic :
en
ru
- ES137896A1 - A method of construction of amorphous carbon electrical resistances, for the heating of all kinds of liquids. :
en
es
- GB437290A - An improved machine for hoeing and lifting sugar beet and other crops :
en
- GB437520A - Improvements in or relating to voltage multiplying and rectifying arrangements :
en
- PL22153B1 - Device for degassing liquids, :
en
pl
- DE620935C - Process for decorating glass by creating metallic deposits :
de
en
- DE621009C - Electrical plug :
de
en
- FR45620E - Method and devices for improving concrete pavement coverings before handing them over to traffic :
en
fr
- GR5481B - CRUDE OIL BURNER. :
el
en
- ES3560Y - Container that can contain all kinds of liquid or solid fuels and that serve both as a stove-stove or stove. :
en
es
- ES139097A1 - An apparatus intended for industry for oil processing. :
en
es
- FR789357A - Improvements in devices for fixing, using suction cups, containers or other objects to supports such as a table or the like :
en
fr
- GB437733A - Improvements in sharpening apparatus :
en
- SU44796A1 - The drive mechanism to the winch of a crane mounted on the car, from a piston hydraulic engine :
en
ru
- SU44864A1 - Double stitch tank for liquefied gas storage :
en
ru
- US2019133A - Reenforced brick building construction :
en
- AU2062034A - Improvements in or relating to apparatus for issuing gummed strip paper suitable for use for packing and like purposes :
en
- US2019277A - Grid controlled mercury arc tube :
en
- GB437407A - Improvements in ventilators :
en
- GB437284A - Improvements in or relating to the polymerisation of methyl methacrylate :
en
- SU44740A1 - Fuel pump for non-compressor internal combustion engines :
en
ru
- US2019056A - Wood ply construction :
en
- US2019219A - Locking slider for fasteners :
en
- US2019296A - Refrigerating apparatus :
en
- DE621152C - Naturally hard fittings made of palladium-silver alloys :
de
en
- CA353738A - Measuring vessel :
en
fr
- CH180356A - Lowering device on tables for sewing or Typewriters. :
de
en
- FR789495A - Improvements to suspended type electric welding machines :
en
fr
- US2018968A - Brake :
en
- US2018997A - Ventilation of houses :
en
- SU44768A1 - Installation for attaching electrodes to the body of a petrol candle :
en
ru
- US2019164A - Apparatus for controlling trackway devices from a rail vehicle :
en
- USD97342S - van bloem :
en
- ES139264A1 - A process for manufacturing rubber filaments. :
en
es
- DE620547C - Method and gripper tool for producing a non-peelable seam using a sewing machine :
de
en
- DE620733C - Auxiliary device for operating the clutch of a motor vehicle :
de
en
- DE620895C - Arrangement for regulating an asynchronous generator to maintain constant voltage and frequency with variable speed :
de
en
- CH180476A - Process for the production of rubber hoses, rubber cords or bands provided with text or images. :
de
en
- SU44750A1 - The method of interconnection of reinforced concrete pipes with a bitumen layer :
en
ru
- SU44835A1 - Self-propelled excavator :
en
ru
- CH180419A - Printing press. :
en
fr
- GB437309A - Improvements in or relating to combined electric switches and plug couplings :
en
- GB437347A - An improved process and apparatus for the generation of oil gas by partial combustion of heavy hydrocarbon oils :
en
- US2018819A - Tool for applying coating :
en
- US2018975A - Fuel pump for diesel engines :
en
- US2019390A - Locking device for bobbin housings of sewing machines :
en
- PL22128B1 - A device for receiving still or moving images, transmitted by telegraph or radiotelegraphy, by means of a lamp generating a beam of cathode rays. :
en
pl
- DE620786C - Method and device for charging electric ovens :
de
en
- DE621091C - Arrangement of regulators for internal combustion engines :
de
en
- CA353812A - Latex purification :
en
fr
- CH180495A - Filters for cleaning the exhaust gases from internal combustion engines. :
de
en
- DE621068C - Pipe connections intended for the connection points of an electrical cable laid in metallic protective pipes :
de
en
- DE621071C - Control device for stage lighting systems :
de
en
- GB437451A - Improvements relating to photographic anti-halation layers :
en
- FR45613E - Friction rail power hammer :
en
fr
- GB437497A - Manufacture of basic chromium sulphate free from iron and solutions thereof :
en
- GB437313A - Improvements in thimble tube heat exchangers :
en
- GB437617A - Conveyor apparatus :
en
- GB437639A - Improvements in and relating to thread cutting devices for automatic lathes :
en
- GB437452A - Arrangement adapted for maintaining a constant transmission equivalent in a transmission system :
en
- DE620865C - Propulsion device for watercraft :
de
en
- ES139197A1 - Improvements in the manufacture of sacks or similar containers. :
en
es
- DE620893C - Safety device for a refrigerated system :
de
en
- SU44639A1 - Tool for tensioning saws in sawmill frames :
en
ru
- US2019231A - Collapsible receptacle :
en
- ES139226A1 - PERFECTED ROLLING MACHINE FOR THE MANUFACTURE OF SPECIAL TUBES OF RIFLE BARRELS, HUNTING GUNS AND THE LIKE :
en
es
- GB437599A - Improvements in or relating to filter tips for cigarettes :
en
- USD97332S - Design for a perfume bottle or :
en
- CA353851A - Hard board manufacture :
en
fr
- AU2254035A - Improvements in and relating to mineral water siphon bottles and like containers :
en
- CA353822A - Distant electric heater control :
en
fr
- GB437450A - Improvements in and relating to fuel injection pumps :
en
- SU44660A1 - Circular saw feeding device for sawn wood :
en
ru
- US2019010A - Pressure sensitive adhesive tape :
en
- ES139084A3 - A procedure for manufacturing flexible pipes for the conduction of hydrocarbons. :
en
es
- FR45646E - Combined centrifugal spinning pot device with electric drive motor :
en
fr
- AU2038734A - Cascade on load voltage regulator :
en
- GB437315A - Improvements in methods of obtaining ketones from alcohols :
en
- GB437566A - Manufacture of textile assistants :
en
- US2018760A - Catalyst for ammonia oxidation and the like :
en
- US2019343A - Speed reducer :
en
- ES138075A1 - A procedure for cutting paper and similar products. :
en
es
- GB437612A - Improvements in or relating to thermostatic control apparatus for gas burners :
en
- GB437537A - Improvements in apparatus actuated by the passage of vehicles :
en
- DE621212C - Device for selecting and setting the cover needles of flat weft knitting machines :
de
en
- US2018754A - Actuator :
en
- US2018720A - Electromagnetic controller for power driven machines :
en
- US2018954A - Egg case cushion pad :
en
- PL22102B1 - Self-induction coil. :
en
pl
- DE621008C - Elevator device for case dialers and similar switchgear in telephone systems :
de
en
- US2018712A - Lumber and article made therefrom :
en
- US2019249A - Tray :
en
- US2019265A - Process of producing magnesium chloride :
en
- DE621064C - Driving shield for the construction of tunnels :
de
en
- GB437402A - Method and device for the regulation of electrically heated windscreens :
en
- GB437445A - Improved process for making fused material from substances comprising domestic and industrial refuse :
en
- US2019334A - Combined rectifier and transformer cooling system :
en
- SU44669A1 - Wood splitter :
en
ru
- ES3704Y - Hooks for beds. :
en
es
- GB437564A - Improvements in or relating to calendering or ironing apparatus :
en
- ES138587A1 - Procedure for manufacturing a material for footwear and other uses. :
en
es
- ES3616Y - Container for electric incandescent lamps. :
en
es
- FR789412A - Improvements relating to ropes and metal cables as well as to their manufacturing processes :
en
fr
- FR789439A - Explanatory and illustrated phonographic record for teaching and other similar applications :
en
fr
- DE621058C - Angle hook for setting and transferring lines with wedge spaces in line casting machines :
de
en
- GB437530A - The manufacture of alkylamines :
en
- GB437326A - Improvements in electric discharge tubes :
en
- PL22103B1 - Method for the production of finely ground metal compounds :
en
pl
- USD97346S - Design for a combined oil can opener :
en
- AU2231035A - Improvements inthe construction of swimming suits :
en
- CH180325A - Paneling, in particular for the outside of buildings. :
de
en
- CH180576A - Process for the production of a new textile auxiliary. :
de
en
- FR789375A - Coin vending machine :
en
fr
- GB437403A - Improvements in or relating to carrier cycles :
en
- FR789409A - Installation for air or gas conditioning :
en
fr
- FR45615E - self-locking expandable nut :
en
fr
- DE621162C - Pipe bowl with a hinged lid :
de
en
- FR789463A - Fire extinguisher containing liquid extinguishing composition :
en
fr
- GB437513A - Sewing machine hemmer :
en
- FR45616E - Method and apparatus for concentrating and pasteurizing fermented wines :
en
fr
- FR789410A - Process for manufacturing yarns from a starting material solidified by the action of solid, liquid or gaseous agents :
en
fr
- FR789537A - Method of tuning high frequency transmitters and its applications :
en
fr
- FR789572A - High frequency transformer :
en
fr
- GB437330A - Improvements in and relating to reels for wire :
en
- DK50830C - Plant with two or more piston machines which, by means of gears, drive a common transmission shaft. :
da
en
- SU44615A1 - The method of producing diazo color :
en
ru
- SU44767A1 - Adaptation to the drilling rate for the groove grooves in the walls of the holes :
en
ru
- DE620559C - Automatic aircraft control :
de
en
- DE621103C - Device for cleaning and disinfecting rubbish bins on support frames :
de
en
- SU44565A1 - Automatic blast furnace loading device :
en
ru
- SU44648A1 - Method of making pressing masses :
en
ru
- SU44856A1 - Ammonia synthesis apparatus :
en
ru
- DE620996C - Multiple wire drawing machine in which the drawing process takes place entirely within the drawing solution :
de
en
- ES138425A1 - Game of society based on mechanical magnet and electro-magnet. :
en
es
- ES3518Y - Screw cap connection and support device for electric lamps. :
en
es
- ES137997A1 - An improved process for the reduction of metal rods, wires, strips, battens and similar materials, by means of stretching, rolling and similar operations. :
en
es
- DE583440C - Securing the fastening of an exchangeable measuring dispensing device on a bottle :
de
en
- DE621025C - Drum mill with one or more loose grinding rollers :
de
en
- FR789358A - Improvements to vacuum cleaning devices :
en
fr
- SU44613A1 - Ultra High Frequency Food Processing Device :
en
ru
- SU44747A1 - Gear :
en
ru
- SU44793A1 - Trolley with lifting and lowering cargo platform :
en
ru
- SU44823A1 - Falling ridge exhaust mechanism for flax spinning, jute and similar machines :
en
ru
- CH180461A - Electrical contact device for the maintenance of a circular balance. :
en
fr
- CH180554A - Sweeping hook, especially for turning tree trunks. :
de
en
- SU44781A1 - Advertising device :
en
ru
- SU44517A1 - Sand washing and sorting device :
en
ru
- DE621029C - Stirrup :
de
en
- GB437805A - Improvements in copper-thorium alloys :
en
- DE621166C - Method for generating pulsating direct currents :
de
en
- ES139121A1 - A hammer driven by motor. :
en
es
- FR789502A - Improvements in relays :
en
fr
- DE621096C - Liquid pump with a helical runner :
de
en
- BE411187A - Apparatus for sympathetic therapy treatment :
en
fr
- CH180474A - Device for preventing tree trunks from tearing lengthways when they are sawed through. :
de
en
- DE620964C - Adjustable shoe closure with loop-shaped, length-adjustable strap :
de
en
- DE620980C - Device for automatic starting of asynchronous machines with commutator rear machines :
de
en
- SU44794A1 - Device for strengthening the sled frame on skis :
en
ru
- SU44562A1 - The method of obtaining the precipitate :
en
ru
- ES139098A1 - VALVE DISTRIBUTION ACTUATION DEVICE FOR MULTI-CYLINDER STEAM LOCOMOTIVES :
en
es
- US2019223A - Method and apparatus for assembling receptacle parts :
en
- DE621183C - Assembling a clutch with an electric roller :
de
en
- DE621221C - Colorimeter :
de
en
- ES139240A1 - Procedure to manufacture potassium salt of granulated fertilizer. :
en
es
- GB437351A - Improvements in furnaces and stoves heated by liquid or gaseous fuel :
en
- AU2051934A - Improvements inthe saponification of materials consisting of or containing organic esters of cellulose :
en
- US2019329A - Method of making turbine buckets :
en
- US2019434A - Lighter construction :
en
- US2018820A - Phase rotation detector and frequency regulator :
en
- USD97363S - Design for a semi-mto-wing :
en
- DE620939C - Saegegeraet with straight saw blade and return spring :
de
en
- DE621104C - Conveyor device with endless bucket elevator, especially for loading and unloading ships :
de
en
- ES139132A1 - A procedure for obtaining a mass for the insulation or coating of electrical conductors. :
en
es
- US2019123A - Meringue composition :
en
- US2019362A - Rontgen-ray apparatus :
en
- US2019417A - Method of manufacture of heat nonconducting coverings for pipes and the like :
en
- USD97334S - Design for a sweater :
en
- DE621015C - Guide roller arrangement for double sash windows :
de
en
- ES3583Y - Box device for packaging bottles. :
en
es
- FR789387A - Safety razor blade enhancements :
en
fr
- USD97349S - Design fob a booth or similar :
en
- GB437570A - Method and apparatus for manufacturing fuel gas :
en
- DE621072C - Parcel counter :
de
en
- ES139083A3 - A remote marker thermometric device. :
en
es
- GB437416A - Improvements in or relating to pipe couplings :
en
- AU2094935A - Improvements in scaffolding clamps :
en
- PL22079B1 - A device that keeps the used liquid in the tank at a constant level. :
en
pl
- PL22150B1 - Absorber for gas masks. :
en
pl
- DE620921C - Adjustable electric car heating :
de
en
- FR789433A - Improvements to locks :
en
fr
- FR789530A - Valve thermostat, thermo-contact or equivalent component :
en
fr
- CA353790A - Refrigerating apparatus :
en
fr
- DE1353099U - :
de
en
- ES139078A1 - Perfections in weaving looms, to obtain smooth gauzes, with armor or carved. :
en
es
- FR789497A - Improvements in the treatment of natural phosphates :
en
fr
- FR789551A - Anthraquinone series tank dyes and process for preparing them :
en
fr
- CH180342A - Process for the production of a slow-setting binder. :
de
en
- SU44839A1 - Adaptation to the jacquard machine for lifting hooks :
en
ru
- AU1985934A - An improved gold saving machine :
en
- US2018777A - Gauging tool :
en
- US2019294A - Method of and means for tacking articles :
en
- US2019276A - Traveling bag catch and lock :
en
- AU1978834A - Apparatus for casting metals :
en
- CA353782A - Vapour electric device :
en
fr
- DE620399C - Process for smoldering fuels with purge gases :
de
en
- US2018726A - Tube connecting device :
en
- US2019094A - Strainer for gasoline delivery nozzles :
en
- SU44877A1 - Apparatus for refining cellulose, paper pulp and similar products :
en
ru
- US2019403A - Radio direction indicator :
en
- SU44739A1 - Silencers for internal combustion engines :
en
ru
- SU44760A1 - Mechanism to drive slaves working at different times :
en
ru
- US2018768A - Universal joint :
en
- USD97347S - Design for a drinking glass :
en
- US2019063A - Control system :
en
- US2019146A - Transmission mechanism :
en
- CH180363A - Portable electric foot warmer. :
de
en
- CA353811A - Latex creaming process :
en
fr
- PL22075B1 - bun 'bl / r <1 A steel alloy for the production of boiler coats and high-pressure pipes and its refinement. :
en
pl
- CA353761A - Vacuum cleaner nozzle :
en
fr
- SU44749A1 - High pressure oil pump :
en
ru
- CA353833A - Cigar machine belt feed control :
en
fr
- CA353834A - Rubber-fabric material :
en
fr
- US2018965A - Clean-up agent :
en
- US2018977A - Governor :
en
- CH180519A - Electric furnace for melting glass. :
en
fr
- PL22147B1 - Capper. :
en
pl
- SU44585A1 - Automatic Telephone Station Finder :
en
ru
- FR789590A - Method and apparatus for handling and pouring glass melting pots :
en
fr
- GB437349A - Contrivance in connection with moisture-proof clothing for preventing the flowing-off of the liquid, e.g. water, from this clothing at an undesired point :
en
- CH180367A - Device for automatic refilling of an auxiliary vessel from a lower-lying liquid storage vessel. :
de
en
- US2018810A - Automatic fire extinguisher :
en
- US2018914A - Internal combustion engine :
en
- US2019381A - Range :
en
- US2019439A - Driving mechanism and automatic stop means therefor :
en
- USD97365S - Design for a flower holder :
en
- BE411288A - :
en
- US2019178A - Grade indicator :
en
- SU44569A1 - Traction Channel :
en
ru
- US2018827A - Rotary blower casing :
en
- CH180485A - Method and device for lubricating machines. :
de
en
- PL22189B1 - Device for generating wood gas. :
en
pl
- AU2119635A - Set of loose wheels for railway vehicles :
en
- CA353798A - Plunger type pen :
en
fr
- CH180446A - Device for shooting bullets from machine guns. :
de
en
- CA353795A - Granular coated article manufacture :
en
fr
- CH180448A - Oxygen generator for supplying an enclosed space, such as a shelter, etc. :
en
fr
- CH180332A - Bock for blocking purposes. :
de
en
- DE620795C - Device for adjusting the size of the advance of the tool while the machine is in motion, especially in the case of multiple drilling and fitting processing machines :
de
en
- ES138652A1 - An improved method and its corresponding special apparatus for the feeding or loading of tobacco in the machines for manufacturing cigarettes or for the packaging of tobacco. :
en
es
- AU2083935A - Improvements in or relating to electric storage cookers :
en
- SU44830A1 - A can filling machine with a certain volume of fat :
en
ru
- US2019288A - Articulated car structure :
en
- CH180442A - Billiards. :
de
en
- US2019215A - Carrier for records :
en
- GB437295A - Improvements relating to barrels :
en
- US2019111A - Vehicle body construction :
en
- CH180490A - Piston machine with a crosshead body. :
de
en
- CA353746A - Geometrical instrument :
en
fr
- DE621118C - Clothing fabric :
de
en
- AU2096635A - Improvements in appliances for tensioning and fastening bale ties and clips for use therewith :
en
- CH180409A - Process for the production of finished leather footwear. :
de
en
- DE621187C - Process for the production of quartz plates and disks :
de
en
- CA353729A - Tea free from theine :
en
fr
- PL22089B1 - The way of placing indicative signs for aviators or advertisements for the public * :
en
pl
- SU44647A1 - Device for drawing double-layer glass in horizontal direction :
en
ru
- US2018799A - License plate identification means :
en
- US2019237A - Gas tank cap lock :
en
- SU44543A1 - Method for producing high percentage carbon monoxide :
en
ru
- AU2275235A - Improvements in anchors :
en
- PL22178B1 - Spring-loaded insert for padded furniture, mattresses, pillows and similar items. :
en
pl
- CH180577A - Process for the production of a new textile auxiliary. :
de
en
- ES139196A1 - HEATED APPLIANCE IN SERVICE, ESPECIALLY AN ELECTRONIC TUBE :
en
es
- CH180326A - Coating for walls or other walls, method and apparatus for the manufacture of this coating. :
en
fr
- CH180484A - Multi-speed fluid turbo transmission. :
de
en
- DE620708C - Machine for food processing in companies such as hotel kitchens, butchers, bakeries, etc. :
de
en
- CH180524A - Crown ring knife. :
de
en
- CH180573A - Machine for raising twine. :
de
en
- CA353759A - Bag filling closing and sealing machine :
en
fr
- CH180378A - Process for the preparation of bezw soluble in aqueous alkaline solutions. emulsifiable mixtures using organic solvents insoluble in the former. :
de
en
- SU44799A1 - Device for the suspension of carts :
en
ru
- US2018771A - Process for preparing resins :
en
- BE411276A - :
fr
- PL22078B1 - A device for air cooling internal combustion engines, especially internal combustion engines with a star arrangement of cylinders. :
en
pl
- CH180473A - Milling disc with various types of knives inserted for the production of tenons with a counter profile. :
de
en
- SU44853A1 - Adjusting device for horizontal wind turbines with folding feathers or blades :
en
ru
- PL22092B1 - Superheterodyne receiver with automatic sound level control device in combination with a noise suppressor. :
en
pl
- SU44787A1 - Flexible keel in the form of a bracing frame for semi-rigid airships :
en
ru
- SU44847A1 - Pipe wrench :
en
ru
- US2018779A - Fluid-reaction propelling apparatus :
en
- US2019089A - Combined washing and drying machine :
en
- US2018755A - Air cleaner :
en
- US2018830A - Magneto electric ignition apparatus, especially for internal combustion engines :
en
- US2019320A - Control system :
en
- SU44576A1 - A device for moving rail wheelsets in a direction transverse to the rail track :
en
ru
- SU44577A1 - Railway water dispensing column :
en
ru
- US2018991A - Neon traffic control light :
en
- US2018718A - Shingle element :
en
- CA353764A - Hair waving apparatus :
en
fr
- SU44594A1 - Centrifugal inertia relay :
en
ru
- SU44661A1 - Device for cutting wood :
en
ru
- US2018971A - Machine for testing threads :
en
- US2019262A - Fastening device :
en
- CA353777A - Thermionic valve circuit :
en
fr
- AU1938434A - Improvements inthe cylinder heads of internal combustion engines :
en
- GB437548A - Improvements in means for actuating elevating-devices associated with locomotives :
en
- SU44658A1 - The method of cutting on vertical sawmill frames :
en
ru
- US2018672A - Surge diverter :
en
- US2018835A - Process and apparatus for dispensing measured quantities of liquefied gas :
en
- CA353796A - Cementitious material :
en
fr
- DE620738C - Fin drive device for watercraft and aircraft :
de
en
- DE620937C - Cabinet fitting for detachable connection and tight pulling together of the side panels with the wreath :
de
en
- DE621172C - Gear change transmission, especially for motor vehicles :
de
en
- DK50838C - Apparatus for laying the end (tab) of the cover blade against the tip of the wrapper when manufacturing cigars. :
da
en
- DE620853C - Flash cartridge :
de
en
- DK50836C - Muffler for Internal Combustion Engines. :
da
en
- PL22111B1 - Centrifugal friction clutch, :
en
pl
- SU44762A1 - Conveyor bath for galvanic coating of sheets :
en
ru
- DE620787C - Device combined with a range finder to facilitate the measurement of distances to moving objects :
de
en
- DE621126C - Process for the automatic control of the transmission rate when broadcasting moving films on television :
de
en
- DE621178C - Dipping machine :
de
en
- SU44776A1 - Method of restoring worn ball bearings :
en
ru
- FR45623E - Electric motor :
en
fr
- GB437535A - Improvements in and relating to a convertible ironing board, ladder and chair :
en
- US2019072A - Machine for making buttons and like articles :
en
- US2019093A - Electric switch :
en
- US2018746A - Marking device :
en
- US2018859A - Unattended repeater system :
en
- US2018877A - Mechanism for self-service merchandising of liquids :
en
- SU44709A1 - Hydropneumatic pulsator for testing materials for compression and stretching :
en
ru
- US2018929A - Basket emptying device :
en
- US2019177A - Electric switch :
en
- GB437887A - Improvements in or relating to combustion chambers of compression-ignition internal-combustion engines :
en
- CA353861A - Filament production :
en
fr
- DE620873C - Magnetostrictive waterborne sound transmitter :
de
en
- FR45632E - Advanced air suspension system :
en
fr
- GB437388A - Improvements in chucks or tool-holders for drilling machines, lathes and the like :
en
- GB437623A - Improvements in or relating to driver's brake valves for compressed air brakes :
en
- DE620811C - Theft protection on holders for air pumps on the frame of bicycles :
de
en
- ES139185A1 - An amplification control. :
en
es
- US2019052A - Joint :
en
- US2019096A - Production of suppression layer photocells :
en
- CH180467A - Metal mandrel for grinding a pipe. :
en
fr
- USD97353S - Design for a cop fob necktie :
en
- ES139258A1 - A gas generator, pressurized gas generator. :
en
es
- FR789365A - Electrical assembly for adjusting the frequency characteristic curve of low frequency amplifiers :
en
fr
- GB437580A - Improvements in or relating to the electrical synchronising of clocks :
en
- GB437549A - Improvements in or relating to electric discharge devices :
en
- SU44820A1 - Sight Testing Device :
en
ru
- SU44826A1 - Diaphragm motor for toys :
en
ru
- SU44583A1 - Speaker :
en
ru
- US2018706A - Transmission mechanism :
en
- US2018853A - Oil burner apparatus and the like :
en
- US2019040A - Thermostatic control for grinding machines :
en
- US2019463A - Coupling organization for a crosshead and piston rod :
en
- US2018721A - Chair having a flexibly supported seat :
en
- US2019349A - Synthetic resin :
en
- DE594213C - Gas switch or regulator :
de
en
- GB437353A - Improvements in or relating to fertilizers :
en
- GB437557A - Improvements in actions for typewriters :
en
- CA353799A - Filled container treating machine :
en
fr
- DE621130C - Device to prevent contact erosion on centrifugal contact regulators for DC machines, in particular Leonard dynamos :
de
en
- GB437605A - Electrodynamic sound reproducers or microphones :
en
- US2019064A - Armature mold :
en
- US2019397A - Apparatus for the performance of chemical reactions, such as roasting, calcining, or the like :
en
- USD97337S - Design fob a shoe :
en
- SU44686A1 - Mechanism for tracing cissoids and processing cissoid products :
en
ru
- SU44699A1 - Centrifugal speed governor, in particular for watch movements :
en
ru
- SU44662A1 - Tool for boring butt joints drilled wood pipes :
en
ru
- USD97355S - Design fob a bombing airplane :
en
- DK50822C - Device for containers with liquid level pipes for unloading the liquid level. :
da
en
- ES139252A1 - A manufacturing process for headwear. :
en
es
- US2018757A - Apparatus for cleaning tanks :
en
- US2018773A - Tuftless mattress :
en
- DE620919C - Point machine that can be cut open :
de
en
- ES139146A1 - A procedure to manufacture lightweight concrete. :
en
es
- ES139213A1 - A procedure to build macadam pave without joints, agglutinated with mortar, on a firm solid. :
en
es
- FR789395A - Classification system :
en
fr
- US2019074A - Control system :
en
- FR789415A - Receiver allowing remote reading of shaft rotations :
en
fr
- FR789579A - Gyroscopic direction indicator :
en
fr
- GB437543A - Method of and means for heating fluids particularly hydrocarbon oils :
en
- DE621165C - Protection cap for spark plugs :
de
en
- DE621197C - Washing machine with a laundry container that can be covered by a lid and a central sieve tube :
de
en
- AU2271335A - Improvements in or relating to processes for reducing metal rods wires, strips andthe like by drawing, rolling and analogous operations :
en
- DE621046C - Wave winding for commutator armature :
de
en
- US2018747A - Refrigerating apparatus :
en
- US2018778A - Method and apparatus for vacuum distillation of liquids :
en
- ES139248A1 - Aerial turbine for electric generator. :
en
es
- ES4146U - Device for sealing straps. (Machine-translation by Google Translate, not legally binding) :
en
es
- GB437571A - Improvements in closure for article of apparel :
en
- FR789505A - New provisions for electrical combiners :
en
fr
- FR45628E - Process for obtaining lacquers, varnishes and enamels :
en
fr
- GB437741A - Improvements in processes for the treatment of alloys containing iron and chromium :
en
- US2019132A - Scale :
en
- US2019281A - Method of quenching wheels and the like :
en
- US2019379A - Metal curtain slat joint :
en
- US2019035A - Hand bag :
en
- US2019461A - Control means :
en
- ES4148U - A new type of pneumatic mattress for beds, backs and similar uses (Machine-translation by Google Translate, not legally binding) :
en
es
- GB437483A - Method of simultaneously dewaxing and refining mineral oils :
en
- GB437614A - Improvements in or relating to the manufacture of alkali metal cyanides :
en
- GR5485B - METHOD OF MANUFACTURING TRANSPARENT OBJECTS, SAME SHEETS, CINEMATO MOVIES AND FIBERS FROM CELLULOSE FORM. :
el
en
- SU44519A1 - The method of preparation of kaolin for the analysis of particle size distribution :
en
ru
- SU44731A1 - Internal combustion engine :
en
ru
- DE620989C - Process for the production of a powdery hydraulic binder :
de
en
- ES139174A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT :
en
es
- FR789382A - Method for stopping ships, etc., propelled by means of rotating propellers with rotating blades :
en
fr
- GB437545A - Improvements in and relating to bearings for measuring instruments :
en
- CH180443A - Ball game. :
de
en
- GB437348A - Method of splitting a racemic body into its optically active components :
en
- US2019354A - Urea-condensation resinous compositions :
en
- FR789596A - Table can be applied to automobile cars, beds, couches and other similar objects :
en
fr
- DE621056C - Process for the prevention of corrosion on apparatus, apparatus parts and vessels used for the production, storage or cooling of technical hydrochloric acid :
de
en
- DE621084C - Shooting glasses :
de
en
- US2019405A - Welt supporting form :
en
- ES3521Y - Device for perfecting vacuum filtration. :
en
es
- FR45633E - Individual gas boiler by radiator :
en
fr
- FR789539A - Device for unwinding in broad daylight a roll film from a supply container and winding it in broad daylight in a receiving frame :
en
fr
- CH180389A - Sole for shoes. :
en
fr
- US2019201A - Device for controlling and treating thread :
en
- SU44663A1 - Tool for boring butt joints drilled wood pipes :
en
ru
- FR789460A - Mufflers for internal combustion engine exhaust pipes :
en
fr
- GB437523A - Device to release opened gates of enclosures and the like :
en
- GB437573A - A process for the treatment of vinyl type monohalides :
en
- ES138216A1 - A procedure for obtaining rubber pieces, which simultaneously present vulcanized and raw surfaces. :
en
es
- FR789432A - Simplified hydraulic turbine for controlling household, household or other appliances :
en
fr
- DE620960C - Mortise wrench for cylinder locks with plate tumblers :
de
en
- ES139118A1 - Improvements introduced in aircraft, aircraft and the like. :
en
es
- GB437493A - An improved tobacco cutter and holder :
en
- US2019273A - Sealing strip for waterless gas holders :
en
- US2019392A - Tractor winch and spudding attachment therefor :
en
- US2019130A - Brush :
en
- US2019399A - Key operable lock :
en
- US2019154A - Pressed metal cylinder :
en
- CH180360A - Stove. :
de
en
- US2018883A - Method and apparatus for melting material in an electric furnace :
en
- US2019071A - Combined bottle closure and eyecup :
en
- DE620860C - Filling device :
de
en
- PL22176B1 - Wood gas generator. :
en
pl
- US2018792A - Process for the manufacture of hydroxypyrene :
en
- US2018950A - Machine for making sandwich biscuits :
en
- US2018987A - Process of preparing active bleaching clays :
en
- AU2203235A - Improvement in photographic apparatus :
en
- ES139182A1 - A hydrodynamic brake for measurement and regulation. :
en
es
- GB437499A - Improvements relating to automatic electric motor starting devices for telegraph apparatus :
en
- FR789574A - Rotor for high speed turbo-machines :
en
fr
- DE621061C - Process for changing the tonal values of amalgam printing forms :
de
en
- ES139169A1 - Improvements in wastewater treatment. :
en
es
- ES138881A1 - Improvements in electric oscillation generators. :
en
es
- GB437449A - Method of and apparatus for manufacturing satchel bottom bags :
en
- GB437471A - Improvements in and relating to tobacco pipes :
en
- PL22135B1 - A clamp for crimping wires or lines, especially those constituting overhead electrical cables. :
en
pl
- CH180479A - Method and device for drying and storing plants. :
de
en
- CH180578A - Process for the production of a new textile auxiliary. :
de
en
- GB437460A - Improvements in or relating to radio receiving systems, and circuits and apparatus therefor :
en
- DE620882C - Process and device for the production of loose granulated sugar from raw sugar or syrup :
de
en
- GB437480A - Brake mechanism for rail vehicles :
en
- FR789407A - Compositions and process for making them :
en
fr
- GB437346A - Improvements in or relating to thermionic valves and like electron discharge devices :
en
- GB437742A - Improvements in and relating to electric stop actions for organs and the like :
en
- DE620740C - Machine gun with a motorized bolt that can be disconnected from the drive :
de
en
- DE621106C - Shoe slide binding :
de
en
- FR45618E - Rapid Fire Gun Cooling System Improvements :
en
fr
- FR789550A - Lightweight cardboard construction after cutting, folding and gluing a toy clock :
en
fr
- US2018664A - Coking of coals :
en
- PL22184B1 - An agent for increasing the slipperiness of fibrous and pre-malaise materials. :
en
pl
- SU44807A1 - The method of choosing the best ооб exible form for the glider :
en
ru
- DE621050C - Moisture-resistant additive, especially for matches :
de
en
- GB437414A - Improvements in natural colour kinematography :
en
- BE411032A - Improvements to printing devices for cash registers :
en
fr
- US2019161A - Valve gear for explosion and internal combustion engines working on any cycle :
en
- USD97354S - Hand bag :
en
- CH180532A - Device for rapid sterilization of dental instruments and supplies. :
de
en
- SU44602A1 - Electric incandescent lamp :
en
ru
- PL22112B1 - A device for parallel running of hydraulic accumulators. :
en
pl
- US2019213A - Air filter :
en
- BE411350A - :
en
- AU1910434A - Improvements in or relating to electron discharge devices :
en
- US2018667A - Carburetor :
en
- SU44555A1 - Method of reducing nitroamidoethoxy-acridine :
en
ru
- US2018656A - Signal system :
en
- US2018917A - Bucket pressure unloader :
en
- US2018831A - Metal sawing and filing machine :
en
- CH180330A - Surface covering for streets, sidewalks, bridges, floors, walls, ceilings, river beds, embankments and the like. :
de
en
- DE589059C - Device for generating lift in aircraft by air conveyance :
de
en
- SU44855A1 - Peat dewatering method :
en
ru
- CH180391A - Automatic small mill. :
de
en
- CH180478A - Razor with a swinging blade. :
de
en
- CA353845A - Chemical mixture temperature control :
en
fr
- CH180569A - Component. :
de
en
- SU44713A1 - The method of determining the intensity of the beam Tindal :
en
ru
- AU2176735A - Improvements in or relating tothe production of coated fabrics :
en
- CH180469A - Pressure device for wood planing machines with the pressure element reaching under the knife shaft. :
de
en
- US2018985A - Razor blade sharpener :
en
- SU44673A1 - The method of preparation of synthetic rubber :
en
ru
- SU44775A1 - Automatic machine for punching rod spool Avtoventil :
en
ru
- PL22197B1 - Gas pressure reducing valve. :
en
pl
- USD97321S - Design for a game apparatus for pin :
en
- CH180384A - Device on folding collars to increase their service life. :
de
en
- US2018674A - Metal cutting or reaming device :
en
- US2018872A - Vehicle door window construction :
en
- CA353788A - Mercury arc rectifier :
en
fr
- CA353865A - Resinous composition :
en
fr
- CH180507A - Compressed fluid electric switch. :
en
fr
- US2018683A - Method of inserting bushings in metal barrels :
en
- US2018909A - Hinge :
en
- PL22160B1 - Self-made firearm. :
en
pl
- US2019248A - Draped garment and belt therefor :
en
- SU44829A1 - Method for imparting impermeability to oil products to brick, concrete or wood tanks :
en
ru
- US2019218A - Studio couch :
en
- CA353825A - Motor fuel :
en
fr
- CH180324A - Egg grading machine. :
de
en
- US2019151A - Hair waving device :
en
- SU44727A1 - Silkworm Remover :
en
ru
- AU2070934A - Improvements in or relating to knitted fabrics :
en
- GR5487B - METHOD FOR THE PREPARATION OF ADHESIVE SUITABLE FOR THE PREPARATION OF FUEL BRIQUETTES. :
el
en
- PL22080B1 - Knitted, punch or crochet made of rubber threads. :
en
pl
- ES3406Y - Guides for sliding glass in showcases, shop windows and similar applications. :
en
es
- SU44883A1 - Method of making weft nap fabrics :
en
ru
- US2018901A - Separator device :
en
- USD97340S - Design for a bottle cap :
en
- FR789524A - Folding lounge chair :
en
fr
- FR789577A - Improvements to two-wheeled vehicles, especially those used to transport the wounded or sick :
en
fr
- US2019253A - Screen :
en
- GB437333A - Improvements in and relating to electric smelting furnaces :
en
- DE621186C - Process for the preparation of trisazo dyes :
de
en
- SU44854A1 - Stretch collar :
en
ru
- PL22101B1 - Swinging piston machine. :
en
pl
- CH180404A - Process for the preparation of an aromatic nitrogen compound. :
de
en
- DE620985C - Device for mixing and processing foundry molding sand :
de
en
- PL22074B1 - Iron-chromium alloy. :
en
pl
- BE411416A - :
en
- SU44783A1 - Paper impregnator for waterproofing :
en
ru
- SU44786A1 - Free balloon :
en
ru
- PL22154B1 - The lift cage. :
en
pl
- CA353794A - Vinyl ester production :
en
fr
- GB437252A - Improved dish washing machine :
en
- GB437510A - Improvements in and relating to pipe connections :
en
- ES139089A3 - Procedure for winding artificial silk or rayon crowns. :
en
es
- ES3609Y - Cluster-cut grape harvester. :
en
es
- ES139270A1 - Improvements introduced in the manufacture of non-refillable drums for oils. :
en
es
- DK50816C - Electromagnetic Rail Relay. :
da
en
- US2019232A - Nonrun barrier for knitted stockings :
en
- US2019373A - Metal heel :
en
- US2018728A - Roll polishing apparatus :
en
- US2019061A - Quartz mill :
en
- US2019145A - Wheel :
en
- USD97327S - Design fob a shoe insole or similar :
en
- DE620449C - Electric iron base plate and process for making them :
de
en
- ES139145A1 - An elastic transmission system. :
en
es
- ES3556Y - Mechanic's suit or "jumpsuit". :
en
es
- FR789356A - Screening device :
en
fr
- GB437732A - Improvements in or relating to dobbies for looms for weaving :
en
- CH180321A - Cattle drinking bowl. :
de
en
- DE620758C - Process for the production of pressurized gas containers :
de
en
- DE620823C - Wringer for laundry or the like :
de
en
- DE621214C - Device for laying and holding a wire hair nest with a locking bracket :
de
en
- DE620768C - Device for detecting an earth fault in the armature external circuit of a direct current commutator machine, in particular a rotor earth fault or a rotor body circuit of alternating current machines excited by a direct current commutator machine :
de
en
- FR789450A - Liquid distribution and treatment system :
en
fr
- DE621070C - Lock bolt switch :
de
en
- FR789595A - Lubricating oil :
en
fr
- SU44703A1 - V-colorimeter :
en
ru
- CH180562A - Wheel for vehicles of all kinds. :
en
it
- ES3551Y - Floating belt. :
en
es
- GB437281A - Improvements in or relating to appliances for toasting or grilling articles of food :
en
- GB437418A - Improvements in or relating to film-guides for cinematograph apparatus :
en
- DE620817C - Electrical signaling arrangement in which signs are transmitted in the signaling circuit as a function of the cessation of the normal flow of current :
de
en
- DE621154C - Device for the measurable adjustment of the carriages of machine tools :
de
en
- GB437613A - Improvements in and relating to the manufacture of leaded lights :
en
- DE621086C - Test system for altitude motors :
de
en
- DE621148C - Egg head with circular knives that can be moved radially towards the egg :
de
en
- ES138616A1 - A removable and folding portable canoe system. :
en
es
- FR789401A - Formwork slats for reinforced concrete floors :
en
fr
- SU44872A1 - Method of reporting opacity to glass or enamel :
en
ru
- GB437308A - Improvements in or relating to mechanical screening or sieving apparatus or machines :
en
- FR789468A - Dryer :
en
fr
- US2019197A - Rubber bag :
en
- ES139101A1 - An electric discharge lamp. :
en
es
- FR789352A - Device for folding and unfolding a convertible top of a vehicle, such as a coach :
en
fr
- GB437555A - Apparatus for atomising particles in suspension :
en
- ES139085A3 - A liquid clinometer apparatus. :
en
es
- FR789487A - Multi-purpose viewfinder for air navigation :
en
fr
- CH180516A - Circuit for operating Braun tubes with electromagnetic deflection. :
de
en
- US2018678A - Isomerization of rubber :
en
- US2018732A - Merchandising display lighting fixture :
en
- FR789573A - Clip for typesetting compositions :
en
fr
- US2018821A - Artificial denture :
en
- US2018852A - Constant tension winder :
en
- US2019078A - Truck :
en
- FR789458A - Decal accounting device :
en
fr
- GB437438A - Improved construction of box or carton for holding sweetmeats and other articles :
en
- GB437610A - Improvements in or relating to brake mechanism for motor road vehicles :
en
- CH180453A - Drum counter with reset device. :
en
fr
- CH180320A - Means for preserving green fodder. :
de
en
- FR789546A - Improvements to devices producing, at a predetermined time, the opening or closing of an electrical circuit :
en
fr
- FR789498A - Method of heating by thermo-siphon devices, in particular by using an electric fireplace :
en
fr
- ES139192A1 - Procedure to harden gelatin, particularly in photographic emulsions. :
en
es
- GB437387A - Improvements in and relating to flame-proof or explosion-proof enclosures for electric switchgear and similar purposes :
en
- GB437735A - Improvements relating to laundry and textile drying machines and the like :
en
- US2018729A - Roll polishing apparatus :
en
- US2018738A - Mouthpiece for brass wind instruments :
en
- DE621161C - Spring housing for economy watches with elevator lock :
de
en
- ES139165A1 - Liquid filler apparatus system by weight. :
en
es
- DE620803C - Trailer coupling for semi-trailer :
de
en
- ES3525Y - Stove or kitchen for all culinary uses. :
en
es
- US2019157A - Automatic radio station selector :
en
- US2019260A - Photographic printing machine :
en
- CH180517A - Furnace for electrometallurgy. :
en
fr
- FR789371A - Photographic camera with reflective viewfinder combined with a photoelectric photometer :
en
fr
- FR789431A - Bicycle toe clips :
en
fr
- GB437512A - Improvements in and relating to rotary kilns :
en
- SU44650A1 - Fullerton brake system for hoisting machines :
en
ru
- US2018702A - Internal combustion engine :
en
- US2019263A - Lock :
en
- SU44840A1 - Adaptation to a circular weaving machine for even distribution of warp threads in fabric :
en
ru
- US2018694A - Process of treating aluminum surfaces :
en
- US2019042A - Arc transferring means :
en
- SU44656A1 - Way of heating :
en
ru
- CH180550A - Collapsible tent bed. :
de
en
- ES139153A1 - A procedure for the manufacture of a product to prevent malodorous emanations of the feet. :
en
es
- FR45644E - Method and device for controlling polyphase motors without commutator and with reversible operation :
en
fr
- FR789461A - Production of chrysene-mono-sulfonic acid :
en
fr
- GB438118A - Improvements relating to the mounting of lamps for street lighting :
en
- DE620581C - Plain bearing for the offset journal of a rolling mill roll :
de
en
- ES139186A1 - Improvements in thermionic valve circuits. :
en
es
- DE620839C - Device for extracting fibers from parts of plants :
de
en
- GB437567A - Improvements in or relating to handbags :
en
- ES139166A3 - New flush toilet system. :
en
es
- US2019065A - Dynamo electric machine commutator brush with integral shunt :
en
- US2019361A - Apparatus for making hollow rubber articles :
en
- DE614848C - Adjustment device for lenses of photographic cameras :
de
en
- US2018691A - Projection apparatus :
en
- US2019105A - Window screen for automotive vehicles :
en
- US2019116A - Vending machine :
en
- CA353762A - Paper machinery :
en
fr
- CH180510A - Contactor. :
de
en
- US2018896A - Refrigeration :
en
- US2019448A - Art of and apparatus for converting hydrocarbons :
en
- PL22091B1 - Glass protector for kerosene lamps. :
en
pl
- CA353772A - Coating composition :
en
fr
- PL22179B1 - Method of obtaining follicular hormone from urine. :
en
pl
- PL22190B1 - Dragon to the water-pump. :
en
pl
- US2018781A - Method for the production of storable mixtures of lecithin and oil :
en
- US2019037A - Manufacture of improved hydrocarbon products :
en
- SU44831A1 - Tablet Packing Machine :
en
ru
- US2019016A - Drink dispensing machine :
en
- US2019286A - Coil turn counter :
en
- FR789509A - Device for the continuous recording of the slope of railway tracks :
en
fr
- BE411359A - :
en
fr
- SU44690A1 - Machine for measuring the angles of the rear sharpening in spiral drills :
en
ru
- US2019102A - Furnace charging machine :
en
- FR789545A - Variable flow burner :
en
fr
- CH180470A - Planing and molding machine for making skis. :
de
en
- CH180500A - Device for keeping butter and the like cool. :
de
en
- CH180592A - Process for the preparation of 2-ethoxy-5-butyrylaminopyridine. :
de
en
- SU44813A1 - Shoe Checking Instrument :
en
ru
- PL22159B1 - A method of purifying seep waters and similar liquids by clumping and an apparatus for carrying out the method. :
en
pl
- US2019159A - Seat adjusting mechanism :
en
- DE621075C - Device for conveying the liquid coolant in the coolant circuit of electrical machines :
de
en
- US2018873A - Television device :
en
- US2019158A - Mechanical movement :
en
- CA353769A - Flashlight :
en
fr
- CH180331A - Process to prevent the formation of ice on the surface of road surfaces. :
de
en
- DK50821C - Insulating Cover for Conductors. :
da
en
- CA353808A - Welding apparatus :
en
fr
- CH180376A - Process for treating carpets and their underlays in order to make them slip-resistant. :
de
en
- US2019155A - Multiple spindle hydraulic screw machine :
en
- US2019471A - Sharpening device :
en
- SU44664A1 - The method of protection of gaskets used in pressing plywood packs in presses, from sticking to hot press plates :
en
ru
- US2019135A - Railway buffer stop :
en
- US2019189A - Railway switch operating apparatus :
en
- AU2096735A - Improvements in appliances for tensioning and fastening bale ties and clips for use therewith :
en
- CH180580A - Process for the preparation of a new sulfonic acid. :
de
en
- CH180585A - Process for the preparation of a dye of the dioxazine series. :
de
en
- US2018906A - Hose clamp :
en
- SU44788A1 - Device for connecting detachable parts of a monocoque (with rigid plating) aircraft structure :
en
ru
- US2018982A - Delayed automatic volume control circuit :
en
- USD97331S - Design fob a shoe :
en
- SU44671A1 - Machine for felling trees :
en
ru
- SU44702A1 - Microscope :
en
ru
- US2018705A - Cigar container :
en
- SU44638A1 - The method of preparation for replacing ichthyol :
en
ru
- SU44833A1 - Cable mail device :
en
ru
- US2019121A - Nitrogen insecticide and method of using same :
en
- DE620844C - Table top in connection with four surrounding chairs :
de
en
- GB437547A - Improvements in or relating to signalling systems wherein the signals are formed by electrical impulses :
en
- CH180523A - Lighting equipment for cyclists, skiers, tourists, etc. :
de
en
- CA353732A - Gloss measuring apparatus :
en
fr
- DE620838C - Process for the automatic control of the gas extraction influenced by the calorific value of the raw gases :
de
en
- DE620901C - Production of alumina hydrate alongside trialkali phosphate :
de
en
- DE621062C - Ice cream making and selling machine :
de
en
- FR789535A - Improvements to devices for manufacturing continuous belts with granular coating :
en
fr
- GB437609A - Improvements in or relating to striking and chiming gear for clocks :
en
- DE620953C - Process for the production of watermarked security paper :
de
en
- SU44780A1 - Gilzoklein machine :
en
ru
- US2018741A - Spark plug cleaner :
en
- DE620862C - Articulated connection to devices subjected to external pressure :
de
en
- AU1979034A - Improvements in silent and sound heads for motion reproduction :
en
- PL22188B1 - A method of obtaining pure metallic magnesium from raw magnesium, relatively rich in magnesium, from starting or waste materials, and the device used for this purpose. :
en
pl
- US2018715A - Treating hydrocarbon oils with formaldehyde, a condensing agent, and acetic acid :
en
- DE1353079U - :
de
en
- AU1970134A - Improvements in processes forthe treatment of aluminates of lime :
en
- BE411471A - :
en
- US2018801A - Azo dyestuffs :
en
- BE411183A - :
en
- CA353849A - Light transmitting concrete structure :
en
fr
- DE620801C - Method for producing master copies :
de
en
- SU44598A1 - Relay ground fault wires in electrical networks :
en
ru
- US2019418A - Method and apparatus for increasing recovery from oil sands :
en
- CH180354A - Inner spring mattress. :
de
en
- CH180492A - Process for supplying a liquid fuel engine, and engine for implementing this process. :
en
fr
- US2019193A - Balanced throttle valve :
en
- US2019435A - Pyrophoric lighter :
en
- SU44815A1 - Shoe connector :
en
ru
- ES3511Y - Gas cookers with large thermal capacities. :
en
es
- FR789582A - Improvement of mercerization baths :
en
fr
- US2019384A - Displaying device :
en
- CA353843A - Door mechanism :
en
fr
- CA353809A - Gas container filling apparatus :
en
fr
- DE621229C - Single-needle sewing machine with different upper threads that can be used optionally :
de
en
- FR789429A - Improvements in printing or reproduction of color photographs :
en
fr
- CH180432A - Drawing pen with a feed stick for the lead. :
de
en
- US2018686A - Saw setter :
en
- US2019205A - Glass grinding apparatus :
en
- US2019394A - Tennis racket string tightener and gauge :
en
- USD97322S - Design for a bottle :
en
- SU44810A1 - Paddle to control the movement of a single raft :
en
ru
- SU44881A1 - Flat centrifugal regulator :
en
ru
- US2019209A - Refractory for glass tanks and the like :
en
- US2019141A - Food product and process of producing same :
en
- AU2133335A - Apparatus for applying closure caps to jars and the like :
en
- SU44706A1 - Instrument for monitoring protective glasses for sextants :
en
ru
- SU44745A1 - Apparatus for producing high pressure gases :
en
ru
- US2019252A - Valve operating means :
en
- SU44789A1 - Airplane wing :
en
ru
- US2018910A - King pin gauge :
en
- US2018663A - Door :
en
- US2019325A - Apparatus for mixing fluids :
en
- US2019424A - Variable speed mechanism :
en
- FR789491A - Improvements to mine lamps :
en
fr
- AU2085635A - Improvements in recoil operated small arms :
en
- US2019321A - Combustion engine :
en
- SU44689A1 - Ma to observe cracks in structures :
en
ru
- US2018696A - Key opening container :
en
- US2019303A - Temperature control device :
en
- US2019024A - Oil testing device :
en
- US2019316A - Radioreceiver control :
en
- PL22180B1 - The way of permanent waving. :
en
pl
- SU44827A1 - Cutting device for liner machines :
en
ru
- US2019443A - Sulphur composition :
en
- SU44818A1 - A device for controlling the smoothness of the rifle :
en
ru
- SU44822A1 - The device barriers against tracked vehicles :
en
ru
- CA353854A - Illuminating apparatus :
en
fr
- DE620833C - Photocell :
de
en
- DE620945C - Adjustment and release device on striker latches :
de
en
- DE621209C - Device for generating extremely high, short-term bursts of energy :
de
en
- PL22118B1 - Device for storing men's clothes and ironing trousers. :
en
pl
- SU44836A1 - Fast water filter :
en
ru
- US2018924A - Apparatus for producing musical tones :
en
- US2019030A - Method of preparing maraschino type cherries :
en
- CA353766A - Voltage transforming system :
en
fr
- SU44728A1 - Snar d for fishing :
en
ru
- SU44849A1 - Wrench for working in inaccessible places. :
en
ru
- US2018875A - Manufacture of sized papers :
en
- PL22081B1 - Room stove with internal heated air circulation. :
en
pl
- PL22182B1 - The compressor is driven by the piston of the engine cylinder. :
en
pl
- US2018724A - Shutter operating means :
en
- US2019196A - Transformer :
en
- US2019300A - Machine for removing shoes from lasts :
en
- ES3462Y - Gasket for wooden or similar taps. :
en
es
- US2018940A - Communication system :
en
- FR789452A - Process and installation for the production of water vapor by using a combined water-vapor cycle :
en
fr
- US2018847A - Grinding machine :
en
- US2019415A - Aluminium formate and process of making the same :
en
- DE621093C - Injection device for internal combustion engines :
de
en
- SU44865A1 - Mostov from shaped stones :
en
ru
- CH180379A - Laundry line with device for winding it. :
en
fr
- CH180427A - Method for producing a photosensitive layer. :
de
en
- FR789440A - Annular fan for compression refrigeration machines :
en
fr
- GB437576A - Improvements in or relating to web renewing mechanism for printing presses :
en
- DE620819C - Device for the production of sound films using the amplitude method :
de
en
- ES139273A1 - Improvements in the insurance mechanism for short firearms. :
en
es
- GB437339A - Improvements in or relating to television or like systems :
en
- GB437440A - Improvements in and relating to cigarette collecting mechanism for continuous rod cigarette making machines :
en
- GB437736A - Improvements in or relating to containers for cigarettes, cigars and other articles in series form :
en
- SU44534A1 - Hydromassage spill :
en
ru
- SU44764A1 - A device for electrolytic etching and coating of metals :
en
ru
- ES3505Y - Clamp for laying skins. :
en
es
- PL22183B1 - A method of treating magnesium vapors and a device for this purpose. :
en
pl
- US2018851A - Unattended repeater system :
en
- PL22119B1 - Wire for electric detonators, provided with non-flammable insulation. :
en
pl
- PL22134B1 - A device for the protection of electrical installations against effects caused by currents flowing to the ground, resulting from damage or faults in insulation. :
en
pl
- DE621177C - Window stay :
de
en
- SU44629A1 - High vacuum molecular pump :
en
ru
- SU44816A1 - Artillery gun :
en
ru
- US2018895A - Handle :
en
- CH180403A - Method for the preparation of an aminochrysen. :
de
en
- CH180431A - Equipment for the production of photographic prints. :
de
en
- FR789591A - Safety device for supply valves of triple valves with an adjusting chamber and used in compressed air brakes :
en
fr
- SU44665A1 - Hoops made of veneer, plywood, etc. for barrels :
en
ru
- SU44735A1 - Mixer for gas engines for internal combustion :
en
ru
- US2019195A - Self-supporting concrete form :
en
- US2019204A - Glass polishing tools :
en
- US2019398A - Process (and apparatus) for chamfering the sharp edges of small plates of a lining :
en
- FR789456A - Photographic recording device for sighting devices :
en
fr
- FR789556A - Tight and translucent closure device for sealed containers of all shapes and new products resulting from its application :
en
fr
- FR789384A - Improvement in liquid meters with cylinders arranged in a cross :
en
fr
- GB457187A - Improved permutation switch for electric systems for preventing unauthorized manipulation thereof :
en
- ES138071A1 - Improvements introduced in the binding process of changeable sheets. :
en
es
- FR789388A - Metal cartridge case for hunting pellet cartridges :
en
fr
- GB437455A - Improvements in electric cables :
en
- US2018734A - Aircraft :
en
- US2019127A - Screen for an automotive vehicle :
en
- CH180564A - Safety device on a bicycle. :
de
en
- US2018727A - Internal combustion engine :
en
- US2019011A - Dry cleaning apparatus :
en
- US2019299A - Lubricating apparatus :
en
- FR45610E - Improved caps for any distilling device with trays with device stopping any priming :
en
fr
- FR789441A - Rowing lifeboat for ships :
en
fr
- GB437587A - Improvements in fuel injection pumps for internal combustion engines :
en
- SU44579A1 - Device for feeding the rod on a moving train :
en
ru
- US2019268A - Machine for the delivery of tokens :
en
- FR789478A - Electric train heater with automatic adjustment by coupling resistors :
en
fr
- GB437533A - Improvements in and relating to brakes or clutches operated by fluid pressure :
en
- US2018804A - Arrangement for cooling air :
en
- DE621001C - Multi-chamber oil separator, especially for feed water :
de
en
- FR789411A - Improvements in the production of bars, billets or the like :
en
fr
- SU44518A1 - Vibrating screen :
en
ru
- US2019206A - Pickling apparatus :
en
- SU44748A1 - Belt Coupler Hitch :
en
ru
- US2018843A - Fluid pressure control mechanism :
en
- US2019054A - Cabinet :
en
- GB437514A - Improvements in and connected with foldable cartons or boxes :
en
- SU44759A1 - Auxiliary shutter for swiveling flaps :
en
ru
- US2018673A - Measuring mechanism :
en
- SU44554A1 - Method of producing nicotinic acid beta-naphthyl ester and its haloalkylates :
en
ru
- CH180322A - Device for dividing the nursery of a stable into several compartments. :
en
fr
- CH180584A - Process for the preparation of a dye of the dioxazine series. :
de
en
- CA353776A - Radio receiver :
en
fr
- AU2035034A - Improvements in and relating to electric lamps andthe like :
en
- US2019310A - Internal combustion engine with rotary valve :
en
- GB437421A - Improved means for treating soil with steam or other fluid :
en
- CA353775A - Carbon halide production :
en
fr
- ES139230A1 - Perfeccionamientos introduced in the apparatuses for the manufacture of churros, especially hollow churros. :
en
es
- GB437482A - Improvements relating to economizers or feed water heaters :
en
- FR789430A - Laminate paving comprising a cement base, and a rubber paver :
en
fr
- GB437740A - Improved electrically operated killing or stunning device for animals :
en
- US2019302A - Amusement apparatus :
en
- US2019312A - Railway truck :
en
- ES139218A3 - A method for the hot fabrication of seamless steel tubes. :
en
es
- FR789435A - Toothpick enhancements :
en
fr
- DE620911C - Die for die setting and line casting machines :
de
en
- SU44574A1 - Jump Valve for Air Brakes Distributors :
en
ru
- SU44808A1 - A device for determining the depth of the fairway :
en
ru
- US2019099A - Can opener :
en
- DE620809C - Seat, especially for motor vehicles :
de
en
- AU2167735A - Improvements in or relating tothe fractional condensation of vapours derived fromthe distillation of liquids :
en
- ES139138A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT BY A PROCEDURE FOR THE MANUFACTURE OF PERMANENT MAGNETS :
en
es
- CH180487A - Liquid pumps for hydraulic lifting devices, in particular for tilting devices for tilting vehicle bridges. :
de
en
- PL22083B1 - Machine for steaming fabrics. :
en
pl
- US2018837A - Centrifugal device :
en
- BE411264A - :
en
- CA353852A - Electric arc converter electrode arrangement :
en
fr
- DE620694C - Device for fastening rotor blades in steam or gas turbines :
de
en
- FR789538A - Process for imparting a matt appearance to shiny textiles :
en
fr
- ES138951A1 - A shaft or eccentric shaft system for almond split machines. :
en
es
- FR789522A - Process for the production of wetting agents, detergents, dispersants, levelers, softeners and the like :
en
fr
- PL22200B1 - Cathode five-electrode lamp. :
en
pl
- US2019019A - Vending machine :
en
- GB437575A - Improvements relating to metal-working presses :
en
- GB437595A - Improvements in the manufacture or treatment of artificial filaments, yarns, films and similar materials :
en
- US2019142A - Dentifrice :
en
- CA353740A - Tourist map holder :
en
fr
- CH180407A - Process for the preparation of a chromium-containing azo dye. :
de
en
- PL22068B1 - Block-based movable alphabet. :
en
pl
- PL22173B1 - Automatic firearm. :
en
pl
- SU44882A1 - Match Book Making Device :
en
ru
- AU2040234A - Improvements in electrode arrangements for electric arc converters :
en
- ES137987A1 - A multi-piston counter for flow liquids. :
en
es
- FR789515A - Automatic electrolytic vulcanizer :
en
fr
- GB437579A - Hair curlers :
en
- ES139158A1 - A television transmitting procedure. :
en
es
- GB437417A - An improved casting pen for slaughtering animals :
en
- US2018767A - Pyroxylin solution :
en
- US2018723A - Golf club :
en
- US2019387A - Lock nut :
en
- PL22125B1 - Electric speed governor for internal combustion engines. :
en
pl
- US2018807A - Packaging machine :
en
- US2019414A - Box for packing eggs and similar fragile objects :
en
- SU44591A1 - Galvanic cell with copper oxide :
en
ru
- US2018912A - Hydraulic brake apparatus for heavy vehicles :
en
- US2019015A - Halogenation of diphenyl :
en
- US2018711A - Floor covering and method of making the same :
en
- DE620765C - Device for remote control of railway switches and signals :
de
en
- AU2028034A - Improvements in or relating to circuits comprising gasfilled triodes :
en
- DK50845C - Cat's eye. :
da
en
- PL22133B1 - System for signaling on short waves. :
en
pl
- US2019004A - Liquefied gas tank :
en
- US2019180A - Unit power plant :
en
- SU44530A1 - Flax shaft machine :
en
ru
- US2018786A - Inside frosting of neon signs :
en
- DE621092C - Pressure atomizer :
de
en
- ES139229A1 - An apparatus for the lighting of sewing machines. :
en
es
- FR789397A - Device placed on the outlet pipe of a barrel for strongly foamy drinks, in particular for moderately cooled beer :
en
fr
- PL22099B1 - Planetary friction pedal. :
en
pl
- FR45617E - Hydraulic servo control for vehicle brakes and other applications :
en
fr
- DE621133C - Control of three-phase motors that are operated at very low frequencies at times :
de
en
- CH180483A - Sealing device for tubular bodies passed through container walls. :
de
en
- DE609211C - Autonomous press :
de
en
- DE621048C - Process for the production of foils :
de
en
- DE621141C - Hydrocarbon gas generator :
de
en
- US2018899A - Burner :
en
- CH180372A - Method and apparatus for overlock sewing. :
de
en
- ES139203A1 - An electric discharge tube. :
en
es
- DE591972C - Printing device with an optical auxiliary device :
de
en
- CA353837A - Manufacture of tubes of artificial material :
en
fr
- US2019238A - Celery hiller :
en
- PL22185B1 - Automatic changeover clutch, especially for hydraulic pedals. :
en
pl
- SU44678A1 - The method of obtaining concentrated aqueous dispersions of nitrocellulose :
en
ru
- US2018703A - Electrolytic cell :
en
- DE605035C - Process for the preservation of raw animal skins :
de
en
- DE620832C - Electric arc tubes filled with gas or vapor :
de
en
- DE621038C - Process for increasing the wet rubbing fastness of development colorations with 2,3-Oxynaphthoesaeurearyliden :
de
en
- DE621219C - Self-indicating scales with a registration device that can be adjusted by an electrically controlled follow-up device :
de
en
- DE620916C - Electromagnetic rail brake :
de
en
- ES139265A1 - Procedure for the manufacture of containers in rubber, crepe, especially for liquids. :
en
es
- US2018882A - Spout for containers :
en
- US2019200A - Combined window screen and ventilator :
en
- US2019226A - Lubricator :
en
- US2019416A - Electric switch :
en
- USD97359S - Design for a box :
en
- GB437381A - Improvements relating to suction appliances for attachment to surfaces :
en
- ES3697Y - Template to draw that constitutes a game of entertainment and children's skill. :
en
es
- FR45614E - Interference suppression system for radio reception :
en
fr
- CH180327A - Method and device for inserting tiles. :
de
en
- CH180586A - Process for the preparation of a dye of the dioxazine series. :
de
en
- CH180359A - Folding toilet seat. :
de
en
- DE620831C - Electric discharge tubes containing vapor of low-volatility metals, in particular for light emission :
de
en
- AU2064534A - Improvements in vertical retorts forthe carvonisation of coal and like carbonaceous materials :
en
- DE621039C - Sheet delivery device on cylinder presses :
de
en
- DE621110C - Process and device for increasing the performance of evaporators :
de
en
- ES138191A1 - An improvement in the construction of garages with compartments. :
en
es
- GB437485A - Improvements in and relating to the finishing of woven and knitted fabrics :
en
- USD97330S - Design for a shoe :
en
- SU44551A1 - The method of purification of sulfonation mass obtained by the sulfonation of sulfuric acid at 160-180 ° :
en
ru
- DE620982C - Mechanical control drive for the lock and press cylinder as well as for the core pulling cylinder on hydraulically driven injection and press casting machines :
de
en
- ES3652U - Card-disc with color scale with indication of the composition of each one. (Machine-translation by Google Translate, not legally binding) :
en
es
- AU2133135A - Implement for treating and placing concrete :
en
- CH180527A - Earmuffs. :
de
en
- AU2228035A - Improvements in and relating tothe production of tempered glass sheets :
en
- CH180410A - Product intended to be introduced into the air chambers of tires to automatically seal the perforations under internal pressure. :
en
fr
- CH180456A - Timepiece. :
en
fr
- SU44556A1 - The method of separation of primary, secondary and tertiary amines :
en
ru
- US2019377A - Rail tie and fastening means :
en
- SU44667A1 - A method of making an artificial cork :
en
ru
- US2019247A - Automobile door panel :
en
- FR789408A - Protection mode of stator windings of submerged electric motors :
en
fr
- PL22199B1 - The method for staining asbestos-cement boards or similar materials. :
en
pl
- US2018750A - Apparatus for nesting and subdividing comestibles :
en
- DE621043C - Method of manufacturing a ceramic composite insulator :
de
en
- FR789402A - Method of attaching a hollow part to the wall of glass bodies, for example, electric discharge tubes and incandescent lamps :
en
fr
- CH180559A - Windshield wipers. :
de
en
- CA353840A - Railway car truck :
en
fr
- CA353717A - Polymerization product manufacture :
en
fr
- CA353830A - Sliding scale multiplying machine :
en
fr
- FR789587A - Fuel injection adjustment device for internal combustion engines :
en
fr
- SU44743A1 - Internal combustion turbine :
en
ru
- US2018658A - Tie plate :
en
- CH180408A - Process for the preparation of a substantive azo dye. :
de
en
- BE411331A - :
en
- DE614807C - Device for parallax compensation on photographic apparatus with several lenses :
de
en
- US2018693A - Dispensing apparatus :
en
- US2018737A - Seismic surveying :
en
- CH180368A - Pressing tool on machines for closing bottles using capsules, with punch and die for cutting the capsules. :
de
en
- CH180323A - Cattle trough. :
de
en
- CH180335A - Radiator and method of making the same. :
de
en
- GB437467A - Improvements in artificial legs and feet :
en
- CA353807A - Watchman's tour system :
en
fr
- GB437588A - An improved railway for use in roadmaking :
en
- GB437528A - Improvements in the production of vat dyeings :
en
- DE620920C - Block setup :
de
en
- US2018994A - Process for the partial oxidation of hydrocarbons :
en
- GB437302A - Improvements in the manufacture of compositions containing chlorinated rubber :
en
- GB437437A - Improvements relating to switches of the flush fitting wall type :
en
- SU44582A1 - Device for railway automatic blocking alarm :
en
ru
- US2019066A - Automatic sizing device :
en
- US2019283A - Furnace :
en
- US2019429A - Automobile doorlock :
en
- DE614849C - Axle bearing for parts that can be pivoted against each other on photographic apparatus, preferably for light shaft walls :
de
en
- GB437568A - Improvements in or relating to wood floor supporting structures :
en
- DE620859C - Closure for vessels, especially bottles :
de
en
- GB437271A - Improvements in or relating to the polymerisation of derivatives of unsaturated organic acids :
en
- DE620955C - Method for connecting rods with reinforced rod ends :
de
en
- ES139133A1 - Improvements in color photography methods. :
en
es
- FR789540A - Method of photographic printing of vibration recordings :
en
fr
- DE620463C - Reciprocating compressors :
de
en
- CH180494A - Method for varying the power of an internal combustion engine. :
en
fr
- US2019440A - Hydraulic flow-regulating device :
en
- ES3397Y - Device for electrical concessions. :
en
es
- ES139147A1 - Mechanism to transform a rotation movement of uniform angular velocity into a rotational movement of varied angular velocity. :
en
es
- DE620808C - Control device for pumps, especially for friction shock absorbers :
de
en
- DE621109C - Process for the production of opal, linen or transparent effects on cotton fabrics :
de
en
- PL22156B1 - The method of producing patterned chamois leather. :
en
pl
- DK50826C - Wrapping material, in particular for Food Wrapping. :
da
en
- CA353814A - Cooking apparatus :
en
fr
- CH180343A - Lining in furnaces and furnaces and process for its manufacture. :
de
en
- DE620883C - Process for the production of rye starch :
de
en
- DK50840C - Procedure for refining plant material. :
da
en
- ES139263A1 - Improvements in shaving machines. :
en
es
- SU44752A1 - Pipe insert for connecting wooden drilled pipes :
en
ru
- US2018897A - Golf club :
en
- US2019261A - Intermittent feed mechanism :
en
- DE620744C - Silo for preserving and ventilating minced fruit and grains, in which the pipes used for loading and unloading the goods can also be used for venting :
de
en
- CA353765A - Gaseous discharge device :
en
fr
- FR789503A - Engine with steel cylinder block :
en
fr
- GB437495A - Method and apparatus for preserving eggs, meat, fish, vegetables or other victuals by means of carbonic acid or another indifferent gas :
en
- GB437604A - Manufacture of sheets from polymerisation products :
en
- SU44766A1 - The method of cutting annular threaded cutters on the back of the machine :
en
ru
- FR789480A - Advanced suspension for motor vehicles and others and vehicles equipped with this suspension :
en
fr
- AU2210235A - Improvement in wave signalling system :
en
- DE620942C - Method and device for producing rubber threads or the like. :
de
en
- ES138810A1 - Improvements introduced in motor vehicles or other similar for the circulation on railways. :
en
es
- DE620898C - Process for the electrolytic production of oxide layers on aluminum and its alloys :
de
en
- SU44677A1 - The method of manufacture of thermal insulation material :
en
ru
- SU44803A1 - A device for the retail sale of soft drinks glasses :
en
ru
- DE621073C - Arrangement for charging several collector batteries using an automatic charging switch with timer :
de
en
- ES3590Y - Funnel with automatic graduation closure. :
en
es
- US2018668A - Underwear :
en
- US2018736A - Method of and apparatus for gluing :
en
- US2018774A - Rotary cutter :
en
- US2018787A - Stepladder :
en
- FR45649E - Wetting agents for alkaline baths :
en
fr
- US2019401A - Wrapper for articles of merchandise :
en
- FR789476A - Television set :
en
fr
- SU44723A1 - Pedometer :
en
ru
- SU44755A1 - Stuffing box :
en
ru
- GB437269A - Improvements relating to voltage regulators for road and rail vehicle electric lighting systems :
en
- GB437358A - Improvements relating to transmission dampers :
en
- DE621007C - Voters :
de
en
- FR45641E - Remote control by impulse :
en
fr
- CH180441A - Ski pole. :
de
en
- PL22165B1 - A device for securing the gas cock against leaving it open or closed overnight. :
en
pl
- US2019003A - Catalogue binder and holder :
en
- US2019363A - Preparation of jelly-forming organic substances :
en
- DE621105C - Brake conveyor with compressed air drive and regulator :
de
en
- CA353835A - Parachute apparatus :
en
fr
- FR789488A - Improvements to trolleys for rough terrain :
en
fr
- GB437392A - Improvements in ice cream and like boxes :
en
- US2019239A - Composition of matter and method of producing same :
en
- US2019246A - Ventilator :
en
- US2019422A - Apparatus for filling tins with a gas heavier than air :
en
- DE621119C - Borehole inclinometer :
de
en
- GB437397A - Improvements in or relating to combined labels and booklets for use on containers :
en
- DE621222C - Device for the automatic projection of slides :
de
en
- CH180515A - Electric discharge tube. :
de
en
- US2019459A - Shoemaking method :
en
- US2019176A - Sample taking device :
en
- US2019331A - Electric incandescent lamp :
en
- US2018905A - Lamp cluster :
en
- CH180433A - Changeable pencil. :
de
en
- DE621094C - Device for the automatic disengagement of the drive coupling on machines for soldering round or non-round seams of metal bottles, canisters or the like. :
de
en
- FR789564A - Production of anthraquinone-acridone series vat dyes :
en
fr
- PL22191B1 - 34 <'je A o Connecting pipes or pipes. :
en
pl
- ES139099A1 - A procedure to obtain a photoelectric electrode. :
en
es
- ES139151A1 - A process for the treatment of solutions of colloidal and crystalloidal nature, and in particular of sugary juices and residual waters. :
en
es
- FR789406A - Nonodecyl oxygenates and process for making them :
en
fr
- GB437486A - Process for dewaxing oils :
en
- US2018841A - Hand covering :
en
- ES139149A3 - Procedure to obtain made of copper. :
en
es
- GB437502A - Improvements in or relating to bait casting reels for the use of anglers :
en
- SU44857A1 - The method of cooling the reaction gases in the synthesis of ammonia :
en
ru
- ES139094A1 - Improvements in shoe assembling machines. :
en
es
- GB437300A - Improvements in and relating to duplicators :
en
- GB437408A - Improvements relating to cloth folding, or cloth doubling machines :
en
- US2018798A - Electrical control system :
en
- US2019091A - Air conditioning system :
en
- DE621098C - Jet pipe connector for fire extinguishing purposes :
de
en
- AU2091935A - 5 Improvements in or relating to blasting explosive cartridges and borehole charges :
en
- US2018920A - Retaining wall :
en
- US2018941A - Vault :
en
- US2019187A - Power transmitting mechanism :
en
- US2019222A - Hygrometer :
en
- DE620977C - Method of transporting heat :
de
en
- CH180381A - Carrying frame for electric irons. :
de
en
- CH180557A - Device for controlling the wheels of an automobile car. :
en
fr
- ES139104A1 - Improvements related to continuous and bending machines. :
en
es
- GR5482B - PROTECTIVE DEVICE WITH OPENING WINDOWS AND DOORS. :
el
en
- SU44597A1 - Device to protect oil-filled transformers :
en
ru
- US2018669A - Air separator :
en
- CA353747A - Vaporizer :
en
fr
- CA353847A - Electric fan motor control :
en
fr
- AU2101935A - Improvements in electromagnetically operated step-by-step switches :
en
- CA353749A - Vacuum cleaner :
en
fr
- CH180489A - Piston machine, especially for pressurizing and pumping thick or dough-like agents. :
de
en
- PL22090B1 - Device for visible tuning of radio receivers. :
en
pl
- PL22132B1 - A device for producing compressed exhaust gases. :
en
pl
- US2018888A - Windmill :
en
- SU44535A1 - Folder with a calico folder :
en
ru
- SU44737A1 - Reporting valve for M.AP. :
en
ru
- SU44805A1 - Fiberglass steel for shipbuilding :
en
ru
- US2019031A - Gasket and packing material from which it may be made :
en
- CA353855A - Plumbing flushing device :
en
fr
- DE621157C - Crane scales, especially for trolley cranes :
de
en
- ES3347Y - Double toothbrush. :
en
es
- GB437630A - Improvements in optical sound recording or reproducing apparatus :
en
- US2019245A - Method of cooling hot gases containing oxides of sulphur :
en
- DE620984C - Process for the production of cast metal blocks by vibrating :
de
en
- GB437317A - The manufacture of amino compounds of the quinoline series :
en
- CA353771A - Coating method and article :
en
fr
- DE620902C - Equipment for chlor-alkali electrolysis :
de
en
- GB437515A - Improvements in devices for boring conical sockets in wood :
en
- GB437563A - Improvements in and relating to calendering or ironing apparatus :
en
- DE621215C - Device for expressing wet sensors, rags, items of laundry or the like. :
de
en
- ES3963U - A rubber beaker to play dice (Machine-translation by Google Translate, not legally binding) :
en
es
- FR789493A - Distillation apparatus :
en
fr
- CA353779A - Television receiver :
en
fr
- CA353792A - Vapour electric device :
en
fr
- PL22148B1 - The method of producing a disinfectant. :
en
pl
- CH180529A - Medication spoon. :
de
en
- FR789437A - Car seat mounting system :
en
fr
- US2018730A - Aircraft :
en
- DE620423C - Price and weight indicating sliding weight scale :
de
en
- DE621124C - Process for the preparation of dimethylamine from monomethylamine :
de
en
- SU44806A1 - Lot :
en
ru
- US2018772A - Process for obtaining valuable products from hydrocarbon oils :
en
- US2019431A - Flatiron lift stand :
en
- FR789453A - Control device for motor vehicle or motorcycle gearbox :
en
fr
- DE620992C - Mobile excavator device for the separate extraction of an intermediate material stored in a joint to be mined :
de
en
- FR789367A - Process for manufacturing porous glass filter bodies :
en
fr
- CH180416A - Process for enamelling iron and steel. :
de
en
- DE621134C - Cascade voltage transducer :
de
en
- DK50831C - Lamp device for sewing machines. :
da
en
- SU44610A1 - Arc electric current transducer :
en
ru
- DE621079C - Process for the production of complex metal compounds of dyes :
de
en
- SU44880A1 - Flat centrifugal regulator :
en
ru
- CH180458A - Balance cock with regulator for watches. :
de
en
- AU1977334A - Improvements in or relating togas and vapour discharge tubes and to circuit arrangements incorporating thesame :
en
- DE620973C - Method and device for drying damp substances in suspension :
de
en
- DE621040C - Oil-fired two-chamber furnace for annealing and hardening tools :
de
en
- SU44758A1 - Air three-way ball valve :
en
ru
- US2018818A - Railway traffic controlling apparatus :
en
- US2019333A - Production of ions in air or other gas :
en
- PL22071B1 - Television receiving apparatus. :
en
pl
- SU44559A1 - The method of controlling the temperature of the superheated apparatus :
en
ru
- US2018943A - Liquid dispensing container :
en
- DE620666C - Collapsible stroller :
de
en
- DE620991C - Classifying and conveyor grate :
de
en
- CA353723A - Container closure :
en
fr
- CA353756A - Cigarette machine paster :
en
fr
- SU44859A1 - Safety device for steam superheaters :
en
ru
- SU44627A1 - Attachment to sewing machine for basting fringe :
en
ru
- US2019380A - Clothespin :
en
- AU2038634A - Improvements in means for cooling electric transformers andthe like :
en
- PL22114B1 - A method of deposition by spraying of metal particles, metal alloys or metal oxides on glass, glass or glass-covered objects. :
en
pl
- CH180541A - Telephone device. :
en
fr
- GB437289A - Improvements in conveyors or elevators :
en
- DE621151C - Hot water supply system with a storage tank for the circulating heating water :
de
en
- ES139189A1 - A process for the production of higher boiling point hydrocarbons from olefins. :
en
es
- GB437531A - Improvements in or relating to the attachment of collars, and/or cuffs to shirts :
en
- GB437619A - Improvements in dabbing motions for combing machines :
en
- CH180390A - Process for the production of a pumice tool and a pumice tool produced therefrom. :
de
en
- CA353860A - Filament, yarn or thread production :
en
fr
- DE620847C - Motor mower with hand guide :
de
en
- US2018958A - Device for controlling electric circuits :
en
- CH180544A - Tube amplifier. :
de
en
- ES3559Y - Stopper or special closure. :
en
es
- FR789559A - Air conditioning system for premises, in particular industrial premises :
en
fr
- US2019053A - Finger ring :
en
- US2019118A - Laminated article :
en
- AU2023434A - Apparatus for the carbonization or heat treatment of solid materials :
en
- CA353778A - Radio receiver :
en
fr
- CH180452A - System for testing bodies flowing around air, in particular internal combustion engines for aircraft, under operating conditions. :
de
en
- CH180460A - Chronograph mechanism with counter. :
en
fr
- CH180486A - Hydraulic cylinder with telescoping pistons. :
en
fr
- FR789447A - Sulfur dioxide absorption refrigeration machine by alcohol :
en
fr
- CH180371A - Device for controlling the sinkers of brocade looms and card punches. :
de
en
- ES139075A1 - A procedure for commissioning and regulating alternative current electric motors. :
en
es
- ES139156A1 - A process for the production of valuable products, from solid carbonaceous materials, by destructive hydrogenation. :
en
es
- SU44878A1 - The method of applying light-sensitive substances on the support :
en
ru
- SU44595A1 - Device for automatically controlling the voltage of a dc generator :
en
ru
- SU44704A1 - Colorimetric instrument :
en
ru
- US2019455A - Desk :
en
- CH180525A - Device for lowering or raising the temperature of a part of a patient's body. :
en
fr
- AU2187935A - Improved process forthe treatment of tars :
en
- US2019107A - Directory board and the like :
en
- US2019270A - Venetian blind tilting device :
en
- US2019287A - Cylinder gauge :
en
- US2018911A - Composite construction material and method of making the same :
en
- US2019081A - Universal rolling mill :
en
- DE621003C - Single threshold made of metal :
de
en
- CA353800A - Vacuum container :
en
fr
- PL22095B1 - The method of sorting minerals and a device for performing this method. :
en
pl
- SU44563A1 - The method of obtaining organic fertilizer :
en
ru
- US2019166A - Electric train signaling system :
en
- SU44790A1 - Screw :
en
ru
- DE620815C - Drainage well system :
de
en
- US2018725A - Process of making composite metal plates :
en
- US2019199A - Automobile headlight indicator :
en
- AU2215535A - Hinged fittings for attache and suitcases andthe like :
en
- FR789552A - Workpiece holder stop :
en
fr
- AU2043034A - Improvements in or relating tothe conditioning of air or other fluids :
en
- BE411483A - :
en
- DE620618C - Lock for rail car doors :
de
en
- ES139087A3 - Gasifier for benzine and other similar liquid fuels, for application in all kinds of burners. :
en
es
- GB437446A - Improvements in or relating to aqueous vinyl resin dispersions or emulsions and to their manufacture and use :
en
- GB437504A - Improvements in jaw crushers :
en
- SU44599A1 - Asynchronous motor :
en
ru
- USD97350S - Design for a molding fob pieces of :
en
- PL22145B1 - A method of producing an agent for regulating the acidity of gastric juice. :
en
pl
- PL22181B1 - A method of graining crushed flotation ore, cement flour or similar materials. :
en
pl
- SU44681A1 - Method of producing sodium tungstate from tungsten steel shavings :
en
ru
- SU44804A1 - Hull :
en
ru
- US2018944A - Internal combustion engine :
en
- AU1887834A - Improvements inthe construction of pipes, cylinders, andthe like of cementitious material :
en
- DE620767C - Remote switch :
de
en
- DE621018C - Torch lighter :
de
en
- DE621200C - Process for the treatment of metals and metal alloys :
de
en
- SU44520A1 - Device for washing sands containing noble metals :
en
ru
- US2018879A - Means for holding printing type in place :
en
- US2018978A - Amusement device :
en
- US2019256A - One-man mill roll carrier :
en
- CA353838A - Tire cover lock :
en
fr
- CH180589A - Internal combustion engine. :
en
fr
- DE620896C - Oven battery with horizontal oven chambers :
de
en
- US2018979A - Motor fuel :
en
- SU44570A1 - Thermal insulation wall of the car :
en
ru
- SU44588A1 - Duplex receiving and transmitting radio station :
en
ru
- US2018980A - Bobbin stripper :
en
- FR789398A - Device for advertising revolving on human skull or any other support :
en
fr
- CA353748A - Electrical relay :
en
fr
- CH180488A - Machine with rotor mounted eccentrically in a fixed housing. :
de
en
- US2018854A - Railway car truck :
en
- CH180459A - Waterproof watch. :
en
fr
- PL22161B1 - A method of storing food products and an apparatus for carrying out this method. :
en
pl
- SU44782A1 - Automatic paper meter :
en
ru
- US2018868A - Application of french binding :
en
- SU44687A1 - A device for converting expanded indicator diagrams to normal :
en
ru
- AU1987034A - Improvements in and relating to powder puffs and face powder containers :
en
- BE411491A - :
en
- DE620971C - Process for the manufacture of drain pipes :
de
en
- US2018918A - Method and device for separating coherent tobacco leaves :
en
- US2019117A - Apparatus for manufacturing containers :
en
- CH180543A - Device for generating vibrations by means of electron tubes. :
de
en
- DE621036C - Device for unloading rails or the like by means of a cable guided over a brake :
de
en
- FR789417A - Grating machine :
en
fr
- FR789543A - Device for measuring granulated and powdery materials and for compressing them :
en
fr
- CH180334A - Radiator. :
de
en
- DE620750C - Circuit arrangement for counting connections of different values in telephone systems :
de
en
- FR789536A - Improvements to devices for the production of continuous belts coated with granules :
en
fr
- FR789490A - Process for improving road or similar surfaces and products obtained :
en
fr
- GB437314A - A manufacturing process for a depolymerised starch to be used as adjunct in baking :
en
- US2019386A - Stone sawing machine :
en
- CH180533A - Jet device that can be used for disinfection, pest control and medical purposes. :
de
en
- PL22141B1 - Glass lampshade for electric lamp. :
en
pl
- US2018921A - Box :
en
- US2019079A - Cotton humidifier :
en
- PL22122B1 - A method of making cellulose and regenerated cellulose more resistant to dyeing with dye solutions. :
en
pl
- CA353810A - Pressure regulating and reducing apparatus :
en
fr
- SU44850A1 - Wire Binding Fixture :
en
ru
- US2018717A - Projector lamp :
en
- CA353730A - Granular carbon black manufacture :
en
fr
- AU2024434A - Improvements in and connected with bodies for motor vehicles :
en
- US2018871A - Production of high quality lubricating oils :
en
- US2018904A - Circuit breaker :
en
- CA353786A - Refrigeration apparatus :
en
fr
- US2018855A - Folding :
en
- DE621059C - Lithographic transfer paper :
de
en
- GB437316A - Improvements relating to thermionic valve circuits :
en
- SU44809A1 - Device for the movement of ships in shallow water :
en
ru
- US2018708A - Treatment of hydrocarbon oils :
en
- US2018748A - Stacked box dumping machine :
en
- CA353735A - Sponge applicator :
en
fr
- CH180509A - Gas pressure switch. :
de
en
- DE621034C - Pointing machine :
de
en
- ES3668Y - Device for the formation of terminals in electrical conduits of all kinds. :
en
es
- FR789516A - Improvements to universal joints :
en
fr
- GB437487A - Improvements in or relating to variable-speed gearing :
en
- GB437625A - Improvements in stoves or heating appliances for domestic or other purposes :
en
- PL22167B1 - Insulating material made of glass and a method of producing insulation using this material. :
en
pl
- US2019043A - Unit valve mechanism :
en
- US2018967A - Machine for cleaning eggs :
en
- PL22175B1 - MK? tolit 4 / 0H Equipment for the production and filling of glasses, siphons and bottles of gas drinks :
en
pl
- DE620965C - Clamping device for high boots :
de
en
- PL22177B1 - Wheel lien for shock harvesters, mounted on rolling wheels. :
en
pl
- FR789584A - Hearse with arms :
en
fr
- GB437532A - Improvements in or relating to closure caps for tanks and like vessels :
en
- GB437461A - Improvements in means for treating flowing supplies of liquid with treating reagents :
en
- CA353821A - Adhesive :
en
fr
- CA353806A - Mop :
en
fr
- US2018999A - Surgical pump :
en
- CA353813A - Air compressing system :
en
fr
- SU44763A1 - Method of anodic etching of tungsten and similar metals :
en
ru
- GB437393A - Improvements in or relating to atmospheric gas burners :
en
- CA353751A - Stamping device for packers :
en
fr
- US2018866A - Folding machine and method of folding :
en
- SU44644A1 - Permanent form :
en
ru
- SU44696A1 - Device for recording the frequency characteristics of pickups :
en
ru
- US2019014A - Bottle cap or closure :
en
- DE620855C - Device for adjusting aircraft landing flaps :
de
en
- DE620889C - Process for the preparation of higher molecular weight aliphatic substituted sulfides :
de
en
- CA353755A - Cooling device for hot seals :
en
fr
- SU44869A1 - The method of applying an insulating layer to electrical conductors by electrolytic :
en
ru
- USD97358S - Design for a permanent hair waving :
en
- US2019115A - Removal of solvent from cellulosic plastics :
en
- US2019341A - Transmission system :
en
- US2019453A - Resinous materials and processes for producing them :
en
- ES137853A1 - A new procedure for obtaining registration and propaganda materials that wear out with use. :
en
es
- ES139129A1 - A manufacturing process of a leather imitation product. :
en
es
- GB437811A - Apparatus for gas scrubbing or the like :
en
- FR45624E - Net without bead panel, with multiple holes transforming for bottom fishing, between two waters or on the surface, and pouring its catch on the deck :
en
fr
- USD97341S - van bloem :
en
- US2018794A - Mounting for internal combustion engines :
en
- US2019428A - Machine for the molding of tiles and the like :
en
- FR789483A - Engine exhaust system applicable to electric movements with oscillating motor balance :
en
fr
- GB437501A - Fabric folding machines :
en
- GB437307A - Improvements in or relating to radio and like modulated carrier wave receivers :
en
- GB437539A - Improvements in or relating to signalling systems wherein the signals are formed by electrical impulses :
en
- DE615348C - Process for the production of waterproof printing or writing paper :
de
en
- FR789527A - Mixed kitchen oven :
en
fr
- GB437546A - Improvements in or connected with sockets used for electrical connections :
en
- CH180575A - Process for the preparation of 1: 2 naphthalonitrile. :
de
en
- CH180430A - Storage bag, especially for X-ray films. :
de
en
- GB437283A - Manufacture of dyestuffs of the dioxazine series and of intermediate products therefor :
en
- US2018690A - Method of and apparatus for projecting pictures :
en
- US2019437A - Parachute :
en
- SU44550A1 - The method of isolation and purification of salts of sulfonic acids of the aromatic range :
en
ru
- SU44834A1 - Continuous centrifuge :
en
ru
- US2019427A - Ignition distributor :
en
- US2019149A - Service drop connecter and system :
en
- US2019404A - Mineral water siphon bottle :
en
- US2018961A - Telescope sight mounting :
en
- DE620878C - Method and device for the production of seamless lines :
de
en
- DE621220C - Lighting device for episcopically scanned optical sound recordings :
de
en
- CH180534A - Small hygienic cabinet. :
en
fr
- US2018927A - Fabric manufacture :
en
- DE620887C - Plate-shaped fire lighter :
de
en
- US2019128A - Wire-handling machine :
en
- DE620948C - Multi-spindle automatic lathe for bar material :
de
en
- BE411507A - Dry seed biting product :
en
fr
- DE620813C - Closure for the overlapping ends of a band tire for packages with stamped tongues :
de
en
- FR45647E - Improvements to bagging machines for powdery or granular materials :
en
fr
- US2019131A - Expansion joint :
en
- PL22087B1 - Method for recovering zinc from zinc dust. :
en
pl
- CA353768A - Fan blade :
en
fr
- ES3553Y - Interruption device for electrical installations. :
en
es
- AU2099135A - Improvements in electric light fittings :
en
- DE620891C - Die setting and line casting machine :
de
en
- US2019266A - Folding couch or davenport :
en
- DE621077C - Fixing device for electrical lighting fittings with glands for cable-like sheathed line :
de
en
- DE621173C - Compensating device for vehicles, especially motor vehicles :
de
en
- US2018735A - Gyrovertical :
en
- US2018803A - Marine power plant apparatus :
en
- US2018826A - Method of making covered containers :
en
- US2019433A - Pyrophoric lighter :
en
- US2019221A - Thermometer :
en
- FR789586A - Printing process on the roadway and device making it :
en
fr
- FR789394A - Advanced process for nailing the shoe :
en
fr
- DE621019C - Electric cigar and cigarette lighter :
de
en
- FR789438A - Operating table, especially for orthopedic surgery :
en
fr
- US2018963A - Photographic apparatus and method of photography :
en
- SU44558A1 - The method of obtaining resole resins :
en
ru
- US2019208A - Refractory product :
en
- US2019282A - Lubricating device :
en
- ES139123A1 - A driving wheel of mobile blades for turbines. :
en
es
- ES139204A1 - An electric discharge tube. :
en
es
- ES139159A2 - TELEVISION TRANSMITTER PROCEDURE :
en
es
- ES139208A3 - Special centrifugation procedure for the treatment of the wine racking lees, in order to extract the tartaric materials to the state of natural crystals by decantation and washing. :
en
es
- FR45606E - Portable device for the reduction of fractures and dislocations without anesthesia and without aids :
en
fr
- FR789378A - Winding device for telephone wire and other devices :
en
fr
- GB437342A - Automatic gain control arrangements for carrier wave receiving systems :
en
- SU44725A1 - Chess for sowing :
en
ru
- US2019047A - Hydraulic and spring operated expansive reamer :
en
- US2019057A - Bottle closure :
en
- US2019217A - Door securer :
en
- US2019465A - Stock cutting mechanism :
en
- SU44643A1 - Model for forming blanks for piston rings :
en
ru
- SU44619A1 - Method of stabilizing liquid glass solutions :
en
ru
- GB437637A - Improvements in single jet vane wheel liquid meters :
en
- US2018840A - Traveling case :
en
- US2019058A - Switch :
en
- US2018813A - Mu-arylene-tmazole and arylene :
en
- US2019460A - Welded structure :
en
- US2018969A - Pull-light book match :
en
- CA353797A - Metal rolling apparatus :
en
fr
- DE620943C - Process for the extraction of lead or other metals from fly ash, oxide mixtures and other oxide raw materials :
de
en
- FR789361A - Improvements in electromagnetic calibration :
en
fr
- GB437518A - Improvements in or relating to photographic apparatus :
en
- CA353760A - Bag filling, closing and sealing machine :
en
fr
- CA353848A - Telephone instrument circuit :
en
fr
- GB437475A - Improvements relating to attachment devices for use on motor vehicle observation mirrors and for other like purposes :
en
- PL22098B1 - Link clasp. :
en
pl
- US2019456A - Power operated elevator door :
en
- DE620918C - Motorized device for locomotion of vehicles, in particular rail vehicles :
de
en
- FR789531A - Oil burner and the like :
en
fr
- PL22105B1 - Central ceiling and wall heating with hot air. :
en
pl
- SU44832A1 - Bag with a diagonal seam :
en
ru
- SU44778A1 - Method for preserving sugar juices :
en
ru
- DE620824C - Toothbrush with a hood that receives the brush head and is movably and articulated to the handle :
de
en
- FR789544A - Wind vane for chimney draft and ventilation :
en
fr
- ES4143U - Photographic material sensitive to light (Machine-translation by Google Translate, not legally binding) :
en
es
- GB437470A - Improvements relating to electric arc welding devices :
en
- GB437632A - Improvements in articulated rail cars :
en
- DE621208C - Disconnector switch for the double busbars of encapsulated electrical high-voltage switchgear :
de
en
- SU44715A1 - Gas analyzer :
en
ru
- SU44720A1 - Logarithmic counter :
en
ru
- DE620821C - Film tape holder for enlargement devices with face pressure device for film and glass negatives that can be lifted off in the enlarging device :
de
en
- FR45634E - Process for the aseptic withdrawal of liquids in glass bottles with any closure, in particular drinks such as beer, fruit juices, etc. :
en
fr
- AU1977134A - Improved electrode mount construction for use in electron discharge devices :
en
- SU44824A1 - Play with moving target and ball :
en
ru
- US2018776A - Switch device for pin ball games :
en
- US2018848A - Internal combustion engine :
en
- US2019307A - Container having a handhold :
en
- FR789568A - Vehicle for receiving, treating and transporting the sick or injured :
en
fr
- GB437376A - Improvements in or relating to means for passing plates, sheets, bars or other articles through acid treatment baths, furnaces, or the like :
en
- DE620906C - Process for the production of cyanuric acid :
de
en
- DE620926C - High voltage fuse for low nominal current :
de
en
- ES3524Y - Grille bar, :
en
es
- SU44589A1 - Hanging antenna for seaplane :
en
ru
- US2018661A - Protective reagent for cellulose material :
en
- US2019419A - Hydrogenation of pyridine bodies :
en
- ES139183A1 - Improvements in retractable antenna mechanisms for radio. :
en
es
- GB437578A - Improvements in or relating to calculating mechanism :
en
- PL22138B1 - Method for producing ethylene from mixtures of combined gases. :
en
pl
- US2018759A - Acetylation of liquid polyhydroxy aliphatic alcohols by means of a ketene :
en
- DE620914C - Process for the production of a rough surface for road surfaces :
de
en
- DE620822C - Air jig for coal preparation :
de
en
- DE620993C - A connecting piece consisting of a transversely laid profile for the colliding parts of a pit :
de
en
- CH180590A - Carburation device for combustion engines. :
en
fr
- DE1352860U - :
de
en
- SU44861A1 - The method of obtaining nitrogen-containing fertilizers :
en
ru
- USD97362S - Design for a mid-wing monoplane :
en
- PL22158B1 - Method of obtaining arsenobenzene monosulfoxylates. :
en
pl
- SU44623A1 - Method for producing carbonated water gas :
en
ru
- SU44844A1 - Weft Cutter :
en
ru
- DE620968C - Car spinner with an epicyclic reversing gear and a device for stepless regulation of the spindle speed :
de
en
- GB437498A - Improvements relating to envelopes for letters or the like :
en
- FR45645E - Liquid fire extinguisher :
en
fr
- GB437457A - Improvements in or relating to locks :
en
- CH180545A - Device for generating, amplifying and rectifying electrical oscillations. :
de
en
- US2018739A - Stereoscope :
en
- US2019348A - Electric circuit interrupter :
en
- DE620852C - Electric incubator :
de
en
- DE620876C - Screw arrangement on screw presses for ceramic masses :
de
en
- ES139137A1 - A new method of manufacturing metal supports for curtain rod. :
en
es
- FR789567A - Method for preventing the deposition of solid or semi-fluid substances from lubricants or organic, liquid or gaseous fuels :
en
fr
- GB437436A - Process for the production of an oxygen-free copper of high conductivity :
en
- GB437726A - Improvements in or relating to radio signalling systems :
en
- GB437558A - Improvements in machines for pasting accumulator grids :
en
- US2018695A - Automatic electric drip coffee maker :
en
- US2019308A - Spring suspension and torque apparatus for motor vehicles :
en
- SU44539A1 - Sulfur recovery method :
en
ru
- PL22172B1 - Electromagnetic relay. :
en
pl
- US2019005A - Chair :
en
- US2019207A - Vulcanized rubber solution :
en
- AU1978534A - Improvements in and relating to the preservation of fruit :
en
- BE411364A - :
en
fr
- FR789499A - New type of wall and constructions with application :
en
fr
- US2018680A - Hydrogenation of pyridine bodies :
en
- US2018769A - Ball type check valve :
en
- US2019326A - Turnstile :
en
- DE621067C - Cable junction box for electrical apparatus and machines :
de
en
- PL22124B1 - The method of bleaching lye fibers. :
en
pl
- CA353737A - Undergarment :
en
fr
- CH180438A - Device for attaching fittings to objects, in particular protective edges on skis. :
de
en
- DE621054C - Card file with cards or card pockets arranged next to each other on spacers :
de
en
- DE621210C - Device for regulating the active and reactive power output of asynchronous machines :
de
en
- DE620928C - Contact protection socket made of insulating material for electric light bulbs with metal threaded base :
de
en
- CA353818A - Hydrocarbon product :
en
fr
- US2018964A - Batchmeter :
en
- US2019410A - Automotive headlight :
en
- PL22115B1 - Box for various utensils, especially toilet for washing and cleaning. :
en
pl
- CH180542A - Arrangement for determining the zone in telephone systems with dialer operation to determine the value of a connection from the stored code number. :
de
en
- CH180596A - Process for the preparation of 2-butoxy-5-propionylaminopyridine. :
de
en
- DE621042C - Climbing switch :
de
en
- BE410646A - :
en
- CH180406A - Process for the preparation of a mixed acid dye of the benzidine series. :
de
en
- GB437264A - Improvements in conveyors :
en
- FR789520A - Sun visor device :
en
fr
- GB437396A - Improvements in or relating to indiarubber hose pipes :
en
- GB437517A - Improvements in or relating to photographic apparatus :
en
- ES3664Y - Box for the assembly or union of bars destined to the formation of metal rectangular reinforcements. :
en
es
- GB437401A - An improved toy windmill :
en
- FR789558A - Improvements in means for detecting leaks in electrical installations, in particular on road vehicles such as those with trolley :
en
fr
- CH180383A - Method of mounting clamps for hanging and fixing at adjustable height, clothes on clips. :
en
fr
- CH180435A - Post mounting bracket. :
en
it
- FR789393A - Improvements in the making of shoe shapes :
en
fr
- GB437459A - Improvements in frames for card indexing and like systems :
en
- GB437634A - Improvements in or relating to bicycles or like two-wheeled vehicles :
en
- ES139232A1 - A recorder of pressures and times. :
en
es
- CA353726A - Tire spreader :
en
fr