• US1939303A - Friction draft gear : en
  • US1939624A - Partition slab : en
  • CH165814A - Method and device for increasing the number of cigar wrappers that can be produced in a single operation in a cigar wrapping machine. : de en
  • CH165919A - Watch strap. : de en
  • CH166040A - Device comprising light signs carved into the mass of a glass plate. : en fr
  • US1938609A - Production of diphenyl from benzene : en
  • US1938789A - Electric control mechanism : en
  • US1939539A - Temperature regulator : en
  • CA337878A - Separable snap fastener : en fr
  • CH166092A - Process for the preparation of a dye of the anthraquinone series. : de en
  • CH166095A - Process for the production of an easily soluble, basic dye. : de en
  • AT135737B - Device for achieving a trouble-free transition of an electric traction vehicle fed by a contact line divided into sections when transitioning from one contact wire section to another with a different voltage or phase. : de en
  • AT135809B - Electric discharge tube. : de en
  • CH165769A - Door template. : de en fr
  • US1938869A - Four-way valve : en
  • AT135784B - Device for holding elections or votes or for recording the results of the election or voting. : de en
  • CH165985A - Oil burner. : en fr
  • US1939279A - Bun cutting machine : en
  • ES2169U - Adjustable support and applicable to lampholders and electric lamps (Machine-translation by Google Translate, not legally binding) : en es
  • US1938818A - Bathtub supporting bracket : en
  • US1939111A - Abrading machine : en
  • US1939392A - Fractionating apparatus : en
  • AU1043132A - Improvements mor relating to methods of treating rubber surfaces : en
  • US1938686A - Method of deriving power from explosive gases and in gas turbine apparatus : en
  • US1938793A - Short wave capacitor : en
  • US1939025A - Aromatic amino-sulpho chlorides, substituted in the amino-group : en
  • US1939165A - Fertilizers stable for storage and capable of being scattered : en
  • CH166041A - Shoe for draft animals, in particular for horses. : en fr
  • US1938860A - Tool retainer : en
  • US1939267A - Radio program selecting apparatus : en
  • DK48138C - Method for Manufacturing Bitumen Impregnated Stones for Street Paving, Road Paving and the Like. : da en
  • AT135852B - Device for briefly increasing a current used for fault shutdown. : de en
  • CA337753A - Hair waving method : en fr
  • DE589482C - Method for starting induction motors, in particular double motors : de en
  • GB402889A - Refrigerated containers for the preservation and transportation of ice cream, liquids and other substances : en
  • GB402903A - Improvements in or relating to rotatable platforms or turntables : en
  • GB403039A - Improvements in railway vehicle trucks or bogies : en
  • CH165749A - Assembly ring for radiator elements. : en fr
  • US1939474A - Lime spreading attachment for manure spreaders : en
  • US1939616A - Pulpboard : en
  • US1939540A - Mechanism for angular adjustment of gun sights : en
  • US1938947A - Egg handling machine : en
  • CA337772A - Flower holder : en fr
  • USD91169S - Design for a bottle : en
  • DE589728C - Method for operating a water gas generator using waste anthracite and equipment for carrying out the method : de en
  • FR756521A - Shock absorber with progressive friction and elastic limitation of movements : en fr
  • FR756582A - Improvements to radio receivers : en fr
  • AT135732B - Machine for milling decorations into button workpieces. : de en
  • US1939115A - Watertight joint : en
  • US1939200A - Doorcloser and electric interlock : en
  • CA337880A - Shoe sole fitting machine : en fr
  • CH166059A - Pulling and pushing device on rail vehicles. : de en
  • CH165939A - Method and device for preventing corrosion in brine circulation systems of artificial ice rinks. : de en
  • DK48137C - Procedure for Making X-ray Photographs. : da en
  • CA337895A - Disbarking machine : en fr
  • CA337824A - Furnace wall tube clamp : en fr
  • CH166021A - Conductor system for connecting a source of short electromagnetic waves to a consumer. : de en
  • CH166055A - Tank truck. : de en
  • DE589741C - Wedge clamp buckle : de en
  • GB403069A - Improvements in air and gas filters : en
  • DE589876C - Device for the chemical post-treatment of individual images from film strips : de en
  • GB403095A - Improvements in and relating to the sizing of paper and the like : en
  • ES132390A1 - A process for the manufacture of a food drink. : en es
  • CH165766A - Electric heating plate closed on all sides with a heating element suspended in a cavity in the heating plate without touching it. : de en
  • AT135867B - Device for transferring amounts set in the setting mechanism of an adding machine to a display device. : de en
  • AT135744B - Socket for electric light bulbs. : de en
  • FR756868A - Process and devices for the pressureless upgrading of liquid fuels, mineral oils, tars and their derivatives : en fr
  • CH165930A - Device for automatic opening and closing of the suction opening on centrifugal fans. : de en
  • CH165900A - Wire mesh. : de en
  • FI15573A - Refunds and orders for the production of glass, slags and liquids : en fi
  • DE589744C - Expansion compensator : de en
  • ES132164A1 - Improvements in television systems. : en es
  • FR756638A - Keyboard : en fr
  • CH165859A - Filling pencil. : de en
  • US1939038A - Metal working apparatus : en
  • CH166020A - Arrangement for pole selector. : de en
  • CH165821A - Process for the preparation of cellulose esters. : de en
  • US1938750A - Bag closing machine : en
  • US1939123A - Tightening and closing device : en
  • US1938844A - Slicing machine : en
  • FR756724A - Process for the hydrogenation of aromatic hydrocarbons : en fr
  • GB403112A - Improvements in or relating to gas furnaces : en
  • FR756707A - Improvements in electric welding : en fr
  • GB402890A - Improvements in or relating to cameras for use on aircraft : en
  • US1938982A - Method of making glass wool separators : en
  • US1939399A - Electric fan : en
  • ES2172U - Steel slab bevel with its screws-buttons make the unión of the head and feet in the assembly of metal beds. (Machine-translation by Google Translate, not legally binding) : en es
  • GB402800A - Improvements in or relating to protective arrangements for parallel connected alternating current feeders or other apparatus : en
  • GB403066A - Improvements in internal combustion engines : en
  • DK48141C - Bicycle holder for Automobiles. : da en
  • US1938866A - Doll eye mounting : en
  • US1939136A - Artificial fur : en
  • CA337811A - Advertising globe : en fr
  • CA337885A - Slide buckle : en fr
  • CH165962A - Device for controlling one or more electrical circuits. : en fr
  • US1939585A - Mold forming machine : en
  • US1938642A - Synthetic resins and the manufacture thereof : en
  • US1938843A - Vending machine : en
  • US1939298A - Securing means for electrical connecting devices : en
  • DE589579C - Roll film : de en
  • FI15562A - Förfaringssätt för framställning av furfurol : en fi
  • FR756481A - Mass that can be applied to metals, stone, wood, paper and its manufacturing process : en fr
  • US1939080A - Method of making conveyer screws : en
  • DE589750C - Sewing machine with vibration dampening pad : de en
  • US1938662A - Coating composition : en
  • US1939499A - Curtain : en
  • US1939408A - Shelf bracket : en
  • DE589771C - Bras-like beachwear : de en
  • ES1810Y - Liquid lifting device. : en es
  • GB402978A - Improvements in or relating to oscillatory systems suitable for use in wireless signalling and for similar purposes : en
  • ES132201A1 - Improvements in the appropriate means to work parts of footwear. : en es
  • FR756574A - Arrangement allowing the use of crawler chains or bands or the like for ordinary four-wheel motor vehicles : en fr
  • FR756808A - Disazo dyes and their preparation process : en fr
  • US1939351A - Process of dissolving phosphate rock and of separating its content of lime and phosphoric acid : en
  • CA337904A - Hair waving unit : en fr
  • CH165989A - Lighting system. : de en
  • US1939153A - Regenerative heater : en
  • US1939174A - Production of alkali metal sulphates : en
  • US1938713A - Bell ringing mechanism and control therefor : en
  • US1939254A - Smokestack : en
  • US1939312A - Manually adjustable ventilating door or like : en
  • US1939393A - Process of the manufacture of carbureted water gas : en
  • US1938600A - Headlight for motor vehicles : en
  • US1938759A - Grinding machine : en
  • US1938828A - Lighting system for automotive vehicles : en
  • US1939140A - Flying shears : en
  • AT135826B - Device for recording the direction of travel with speedometers. : de en
  • AT135740B - Traveling grate. : de en
  • CH165833A - Process for the production of a vat dye. : de en
  • US1938857A - Electrical condenser : en
  • US1939204A - Rubber faucet connection : en
  • US1939286A - Switch : en
  • CA337754A - Electric lamp cap : en fr
  • DE589395C - Regenerative flame furnace with cold coke gas heating : de en
  • DE589612C - Steam power plant : de en
  • GB403052A - An improvement in or relating to couplings for rods or spindles : en
  • FR756853A - False collar for dolman : en fr
  • FR756894A - Lighting device : en fr
  • US1938790A - Spray treating of web material on the paper machine : en
  • US1939108A - Stationery rack : en
  • US1939548A - Automatic retainer valve mechanism for railway air brake systems : en
  • US1938853A - Aeroplane parachute releasing means : en
  • US1938882A - Mower attachment for road machines : en
  • ES2088U - Dosing device, adaptable to pumps for measuring lubricating oils. (Machine-translation by Google Translate, not legally binding) : en es
  • US1938663A - Recording machine : en
  • ES132137A1 - Absorbing kettle for an air-cooled periodic section absorption device. : en es
  • FR756892A - Jaw Crusher Development : en fr
  • GB402909A - Improvements relating to pattern card punching machines : en
  • ES2087U - Taco for almadreºa. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756861A - Push switch : en fr
  • ES2160U - A game of construction based on pieces imitating buildings (Machine-translation by Google Translate, not legally binding) : en es
  • GB403122A - Improvements in or relating to the chloridization of tin ores : en
  • AT135834B - Process for purifying and enriching the corpus luteum hormone. : de en
  • CA337808A - Electrical discharge apparatus : en fr
  • CH166071A - Process for the production of a chromium-containing dye. : de en
  • ES2154U - Wooden tray-shaped container (Machine-translation by Google Translate, not legally binding) : en es
  • AT135752B - Gasification burner. : de en
  • CA337742A - Combination fountain-pen : en fr
  • CH165893A - Iron alloy, especially for hot tools. : de en
  • CH166022A - Wireless. : de en
  • FR756855A - Articulation device for opening panels or frames : en fr
  • GB402870A - Improvements in and relating to the protecting covering for the adhesive surface of surgical cloth and the like : en
  • GB403081A - Improvements in or relating to weighing apparatus : en
  • FR756743A - Electric razors and their blades : en fr
  • DK48128C - Collapsible Box for Cigars, Ceruts and the like. : da en
  • GB402819A - Improvements in collapsible refill containers for paste-like or liquid products : en
  • US1939500A - Cigarette packing machine : en
  • ES132268A2 - : es
  • US1938631A - Transmitter : en
  • US1938892A - Liquid dispenser : en
  • US1939488A - Golf bag : en
  • ES132382A1 - A machine for twisting and bobbing wicks, yarns and threads of linen, hemp, jute, abaca, sisal and all kinds of fibers, and to twist and coil all kinds of threads, strings and cords to the maximum twist, without being able to retort or curl : en es
  • FR756611A - Garment bag : en fr
  • FR756840A - Advanced control of the sheet metal clamp of stamping presses : en fr
  • GB402923A - Apparatus for burning liquid fuel : en
  • FI15572A - Glass blowing device : en fi
  • GB403008A - Celluloid embossing process : en
  • US1938815A - Dispensing machine : en
  • US1938696A - Machine tool : en
  • US1939084A - Method of producing propylene : en
  • DE589796C - Grinder for dry or wet grist : de en
  • CA337859A - Liquid fuel burner : en fr
  • CH165791A - Flat knitting machine. : de en
  • CH165875A - Toy. : en fr
  • CH165959A - Multi-directional switch. : en fr
  • US1939418A - Still and process of water distillation : en
  • FR756736A - snuffer for candles or tapers : en fr
  • FR756773A - Foot control unit for electric motors : en fr
  • FR756837A - Method for synchronizing electric differential regulators with double power supply : en fr
  • US1939299A - Wheel brake for motor vehicles : en
  • US1939464A - Automatic stop mechanism for sewing machines : en
  • FR756517A - Process for the manufacture of waterproof abrasive papers and fabrics capable of opposing great resistance to wear resulting from friction : en fr
  • FR756632A - Lateral corrugation compensator : en fr
  • US1938629A - Process of refining residual hydrocarbon oil : en
  • US1938891A - Grease gun : en
  • US1939371A - Electrical protective apparatus : en
  • FR756485A - One-way mounted front wheel drive : en fr
  • GB403029A - Improvements in or relating to sound reproducing or recording apparatus : en
  • GB403061A - Improvements in micro-telephones : en
  • ES132185A3 - Improvements in the manufacture of vibration isolators. : en es
  • FR756810A - Sealing and liquid evacuation device in hydraulically controlled couplings : en fr
  • GB402911A - An improved frame or holder for photographs or pictures : en
  • ES132402A1 - Improvements in cast iron boilers sectioned by elements in order to increase their performance when using liquid fuels. : en es
  • ES1801Y - Flask apparatus for making cigarettes. : en es
  • NL31411C - : en
  • US1938778A - Cutter guard : en
  • US1939162A - Process of producing concentrated nitric acid : en
  • ES2104U - Brocha planted a pallet (Machine-translation by Google Translate, not legally binding) : en es
  • FR756552A - Beer system adapted for the preservation of bodies after death : en fr
  • GR4468B - METHOD FOR PREPARATION OF CONCENTRATED ACID ACID FROM ACID. : el en
  • FR756854A - : fr
  • US1938720A - Overload relief for conveyer systems : en
  • US1938836A - Method for hydrocarbon oil treatment : en
  • US1939456A - Electric valve rectifying system : en
  • AT135880B - Joint for collapsible rescue stretcher. : de en
  • ES132098A1 - IMPROVEMENTS IN KNITTING LOOMS. : en es
  • FI15597A - Precision rifle lock : en fi
  • US1938806A - Roll capacitor : en
  • US1939068A - Recovery of copper minerals or values by froth flotation : en
  • US1939085A - Bimetal thermostat : en
  • FR756503A - Protection device against solar rays : en fr
  • ES132165A1 - Improvements in television systems. : en es
  • US1939446A - Photographing apparatus : en
  • FR756684A - Compensated thermal relay : en fr
  • FR756696A - Further training in establishing locks : en fr
  • FR756835A - Manometric device : en fr
  • ES132242A1 - IMPROVEMENTS INTRODUCED IN METALURGICAL FURNACES, PARTICULARLY IN THOSE FOR THE TREATMENT OF FOUNDRY OR STEEL. : en es
  • US1938969A - Branding attachment for wrapping machines : en
  • US1939342A - Cake holder : en
  • ES1842Y - Auto-injector apparatus. : en es
  • FR756532A - Police and signaling plate holder : en fr
  • ES132417A1 - Automatic machine to fill bottles and containers. : en es
  • USD91172S - Design for a combined clock case : en
  • US1938648A - Grease retainer : en
  • US1939287A - Fire extinguisher : en
  • CA337860A - Wheel set for railway vehicles : en fr
  • DE578611C - Device for attaching advertisements to endless chains of demonstration apparatus : de en
  • DE589748C - Roller mill : de en
  • ES132146A1 - A process for manufacturing rubber yarn. : en es
  • GB403398A - Improvements in and connected with apparatus for drying vegetables and other substances or materials : en
  • DE589588C - Device for drying textile winding bodies on slip-on cylinders (colored pegs) : de en
  • FR756715A - Liquid flow meter : en fr
  • FR756616A - Steam generator with forced circulation of the working agent : en fr
  • GB402864A - Improvements relating to bed-cabinets : en
  • CH165747A - Block for road paving. : de en
  • US1938658A - Apparatus for handling and storing : en
  • US1939049A - Record controlled machine : en
  • US1939357A - Hollow blade for turbines : en
  • US1938745A - Steering mechanism : en
  • US1938824A - Transmission gearing : en
  • US1939366A - Stoker : en
  • US1939405A - Starting mechanism : en
  • GB402939A - Devices for testing aeroplanes and the like : en
  • AT135724B - Steering wheels for rail vehicles. : de en
  • USD91168S - Combined bureau and mirror : en
  • US1938845A - Automatic release : en
  • US1939132A - Circuit breaker : en
  • US1939347A - Electric horn or other acoustic signal producer : en
  • ES132205A3 - A procedure for the transformation of acyclic organic bodies of animal origin. : en es
  • ES2150U - An improved device for pipe fittings (Machine-translation by Google Translate, not legally binding) : en es
  • DE589409C - Pistons for internal combustion engines : de en
  • DE589604C - Centrifugal process for the production of reinforced concrete pipes : de en
  • DE589680C - Device for making sound recordings by means of a vibrating mirror : de en
  • USRE19019E - metcalf : en
  • FR756863A - Phenol manufacturing process : en fr
  • GB402994A - Improvements in or relating to vehicle bodies : en
  • ES132228A3 - A process for preparing oxynitrophenylarsinic acids. : en es
  • CH165926A - Gear shift device. : de en
  • CH165903A - Process for bright annealing of metals. : de en
  • CH166018A - Telephone systems with devices for transmitting alarm messages, in particular fire messages. : de en
  • US1938776A - Milling machine : en
  • US1939224A - Purification of sublimable organic material : en
  • US1939516A - Fountain brush : en
  • US1938889A - Apparatus for conditioning foods : en
  • US1939161A - Apparatus for optical transfer of measurements : en
  • US1938991A - Method of separating acetylene from gaseous mixtures : en
  • CA337887A - Squirrel cage rotor : en fr
  • CH166013A - Money changer. : de en
  • CH165753A - Process for coating hard artificial stone masses with varnishes. : de en
  • CH166025A - Receiving circuit for generating a beat frequency. : de en
  • ES132136A2 - A PROCEDURE FOR THE MANUFACTURE OF YOUR OWN FOOTWEAR FOR BATHROOMS AND PLAZA. : en es
  • DE589735C - Device for vulcanizing hollow rubber bodies : de en
  • DE589874C - Device for simultaneous winding and unwinding of an endless film strip : de en
  • FR756809A - Paper Making Machine Improvements : en fr
  • US1938712A - Control device for bell ringing mechanism : en
  • US1939369A - Bipolar selector switch : en
  • DE589870C - Friction gear change transmission : de en
  • US1939610A - Stabilizer for vehicles : en
  • GB402848A - Method of treating kaoliang : en
  • CA337783A - Truck dump body : en fr
  • CH165997A - Strap clasp for all types of fabric bandages, especially those on the human body. : de en
  • US1939037A - Method of handling cargo in ships' holds : en
  • US1939376A - Heating system for motor operated cars : en
  • CA337774A - Filter for smoking appliances : en fr
  • CH166019A - Method for transmitting the same message over several neighboring telecommunication circuits. : de en
  • DE589635C - Electrically heated soldering iron, in which the heating element is attached directly under the elongated piston element soldering on the entire surface : de en
  • GB402821A - Improvements in or relating to permanent magnets : en
  • GB402984A - An improved method of and means for stacking boxes for transport purposes : en
  • AT135797B - Switching device for projection light bulbs with adjustable current in cinema playback devices. : de en
  • AT135848B - Stand for garden umbrellas and. like : de en
  • CA337831A - Casket stay for hearses : en fr
  • CH165779A - Device on toothbrushes to close off the bristle part. : de en
  • DE589798C - Support device for bicycles : de en
  • ES132057A1 - PROCEDURE FOR GLUING NATURAL OR ARTIFICIAL TEXTILE FIBERS. : en es
  • FR756737A - Tapping tap : en fr
  • US1938877A - Apparatus for cracking hydrocarbons : en
  • US1939252A - Electric heating device : en
  • DE589464C - Stake puller : de en
  • US1939453A - Motor operated automobile steering machine : en
  • US1939553A - Method of forming sockets : en
  • DE589614C - Piston engine of the closed type : de en
  • AT135890B - Process for the production of double compounds of calcium or strontium with dimethylxanthines and salicylic acid. : de en
  • CH166050A - Sliding connection, in particular for the longitudinally displaceable mounting of seats in vehicles. : de en
  • CH166104A - Vacuum control valve. : de en
  • US1938848A - Locking device for differential mechanisms : en
  • US1939295A - Circuit continuing device : en
  • GB403405A - Improvements in or relating to photographic printing apparatus : en
  • DE589625C - Arrangement to achieve constant feedback : de en
  • FR756680A - Removable toe-toe shoe heel : en fr
  • FR756595A - Warp Tying Machine : en fr
  • US1938595A - Training apparatus : en
  • US1938699A - Superheater : en
  • DE589530C - Headgear, in particular metal helmets : de en
  • ES132061A1 - A new system to heat liquids electrically. : en es
  • ES132413A1 - A method to treat textile articles. : en es
  • US1938816A - Method and apparatus for uniting materials : en
  • ES2159U - A light amplifier device applicable to lamps of any voltage, electrical format in general to all incandescent light lamps (Machine-translation by Google Translate, not legally binding) : en es
  • FI15576A - Ytbehandling av trätak så att dessa bliva eldfasta : en fi
  • FR756551A - Improvements to hose clamps : en fr
  • AT135745B - Electric floor, wall and hanging lamp. : de en
  • AT135876B - Decorative light with electric discharge tubes, especially for shop windows, exhibitions, etc. : de en
  • US1938574A - Dextrinization of starch in cereals : en
  • DE589848C - Process for the production of make-up pencils o. : de en
  • DE589887C - Locking device for the pivotable support legs of machine gun mounts : de en
  • ES132091A3 - Procedure to immunize, disinfect and sterilize all kinds of fruits. : en es
  • ES2096U - Lounge game similar to football. (Machine-translation by Google Translate, not legally binding) : en es
  • CH165793A - Wide dyeing machine (jigger). : de en
  • US1939308A - Rotary can washing machine : en
  • USD91179S - Design for a cocktail shaker : en
  • US1938610A - Life preserver : en
  • US1939243A - Photographic printing apparatus : en
  • ES2103U - Container for injection needles. (Machine-translation by Google Translate, not legally binding) : en es
  • CH165796A - Slingshot with pendulum bearing and flexible supported shaft. : de en
  • DE589646C - Stove scrubbing or grinding machine driven by an electric motor : de en
  • US1938998A - Treatment of hydrocarbon oils : en
  • US1939171A - Photographic film base and coating therefor : en
  • US1939485A - Apparatus for automatic train pipe connecters : en
  • DE589770C - Nail feed for lasting machines : de en
  • DE589722C - Roller bearings, especially for light rail vehicles : de en
  • ES132075A1 - Procedure for the vaporization (gasification) of heavy oils in ovens, stoves and similar devices. : en es
  • DE589606C - Device for cooling the rolls in rolling mills : de en
  • DE589676C - Cooling furnace for glass panels : de en
  • CH165826A - Process for dewatering mixtures containing phenols. : de en
  • DK48131C - Device for Preventing or Reducing the Harmful Influence of Combustion Products on the Exhaust Duct by Heat Accumulating, Insulated Stoves for Liquid or Gaseous Fuels. : da en
  • GB403621A - Colouration of textile materials : en
  • US1939412A - Ejector lock and conditioning means for dictation machines : en
  • US1938897A - Automobile accelerator : en
  • US1939326A - Milk and cream products having increased whipping properties and method of making same : en
  • US1939531A - Photo-electric tube : en
  • US1938959A - Book and method of making same : en
  • US1939181A - Reel control device : en
  • DE589585C - Device for thinning : de en
  • ES2176U - Support for special containers, such as injection ampoules. (Machine-translation by Google Translate, not legally binding) : en es
  • US1939256A - Crushing and pulverizing machine : en
  • CH165884A - Measuring device for industrial plants. : de en
  • FR756550A - Skin treatment processes and products obtained by these processes : en fr
  • US1939333A - Fire extinguisher : en
  • GB403045A - Improvements in and relating to furnace installations working on the combined induced-draught and forced-draught system : en
  • US1938581A - Counterflow recuperative furnace : en
  • USRE19022E - Aerial tot : en
  • DE589537C - Protective cover for motorcycles : de en
  • GB402820A - Improvements in apparatus suitable for holding motor licenses, identification discs and the like : en
  • GB403088A - Improvements in or relating to means for automatically changing and/or reversing a gramophone record or records during a reproduction cycle : en
  • US1939572A - Equipment case : en
  • ES132158A1 - An oil radiator for airplanes and seaplanes built into the leading edge of the wings and fitted with a regularity valve for the passage of oil. : en es
  • US1939245A - Window regulator : en
  • FR756852A - Connection device for telephone systems : en fr
  • FR756502A - Automatic thermal circuit breaker for electrical circuit : en fr
  • GB402818A - Improvements in or relating to rotary engines, pumps and the like : en
  • GB403054A - Improvements in the manufacture and production, from dolomite, of magnesia deficientin lime and calcium nitrate : en
  • GB403126A - Improvements in and relating to high-voltage rectifiers having glass bulbs : en
  • DE589740C - Russian adding machine : de en
  • FR756633A - Improvements to incandescent electric lamps : en fr
  • ES132221A1 - A machine for papering oranges and similar fruits. : en es
  • GB403011A - Improvements in or relating to manifolding devices for type-writing machines : en
  • GB402912A - Improvements in and relating to cartons and blanks therefor : en
  • GB403433A - Improvements in or relating to control systems for electric motors : en
  • FR756655A - Low pressure tire and rim suitable for motor vehicles : en fr
  • CH165902A - Process for improving the strength properties, in particular the deep-drawability, of cold-formed sheets and strips. : de en
  • CH166086A - Process for the production of a new metal-containing dye. : de en
  • FR756774A - Simplified double cross-junction : en fr
  • GB403407A - A new mechanical toy : en
  • FR756846A - Device for using a wristwatch as a hanging watch, pocket watch or table watch : en fr
  • FR756847A - Infant feeding spoon : en fr
  • GB402816A - Improvements in illuminated signs and advertisements : en
  • FR756662A - Electric arc and gas atmosphere discharge tube : en fr
  • FR756676A - Hand crane-winch for handling railway tracks : en fr
  • FR756823A - Frames for framing pictures, cards, writings and the like : en fr
  • FR756841A - Lantern refinements : en fr
  • ES132416A3 - Method for obtaining a composition for joints. : en es
  • FR756664A - Fur : en fr
  • GB402916A - An improved process for coating articles with molybdenum : en
  • US1938672A - Desulphurizing hydrocarbon oils : en
  • DE589757C - Method and device for molding out footwear : de en
  • FI15580A - Weekly lock : en fi
  • FR756457A - Grazing beam light signal : en fr
  • DE589811C - Audio frequency measuring bridge with two adjacent branches made of fixed ohmic resistors and two adjacent changeable branches : de en
  • FR756895A - Advanced post : en fr
  • FR756498A - Electric glass melting furnace : en fr
  • GB402795A - Improved method of making cylindrical metal containers for gas under pressure : en
  • ES132231A1 - A system of mechanisms to drive pumps of single or double effect and of any number of cylinders. : en es
  • FR756527A - Connection or trailer cable for vehicles of all types and for all applications : en fr
  • FR756691A - Improvements to turbine meters : en fr
  • ES132183A1 - Improvements in the looms for trimmings. : en es
  • CA337841A - Ore dry chloridizing process : en fr
  • CH165854A - Device for merging the printed and cut copies of a main paper web with the cut copies of a supplement web. : de en
  • CH165916A - Press for filling and against air entry and thus safe storage of paints, varnishes, greases and the like against skin, drying out and soiling. : de en
  • US1939143A - Gold saving machine : en
  • GB403119A - Improvements in or relating to pressure wave transmitters and receivers incorporating magneto-strictive devices : en
  • GB402945A - Improvements in or relating to pistons for internal combustion engines : en
  • GB402948A - Improved process of manufacturing soy milk and its derivatives : en
  • US1939536A - Radio apparatus : en
  • AT135781B - Device for cutting the lower hem of clothes. : de en
  • US1938810A - Automatic phonograph : en
  • US1939508A - Change speed gear : en
  • AT135715B - Closure for inflatable hollow bodies. : de en
  • FR756796A - Device for controlling the dispensing device of automatic scales : en fr
  • GB402967A - Improvements in electrolytic cells, e.g. electrolytic condensers : en
  • GB402897A - Improvements in and relating to colour projection : en
  • GB402859A - Improvements in and relating to power transmission systems : en
  • US1939518A - Apparatus for forming fiber sheets : en
  • US1938634A - Door : en
  • US1938607A - Fluid cooled inductance : en
  • US1938800A - Window ventilator and silencer : en
  • DE589422C - Lever rods under spring tension for operating the brake bands of epicyclic gears, especially of motor vehicles : de en
  • DE589611C - Steam power plant with piston engine and downstream exhaust steam turbine : de en
  • US1939321A - Stopping mechanism : en
  • US1939444A - Spring shackle : en
  • US1939454A - Motor operated steering machine : en
  • US1938692A - Return bend manufacture : en
  • US1938787A - Process and apparatus for manufacturing tires : en
  • US1938983A - Refrigerator ice rack construction : en
  • US1939231A - Photographic reversal process : en
  • AT135839B - Remote indicator for liquid levels. : de en
  • CH165767A - Travel device for picking up and applying liquid and semi-solid paints such as oils, fats, creams, paints, etc. : de en
  • DE589751C - Process for the production of pulp from pulp-containing fiber material : de en
  • FR756606A - Protective clothing against the elements : en fr
  • FR756792A - Refrigeration plant with rotary compressor : en fr
  • FR756833A - Electric pocket torch : en fr
  • GB403105A - The manufacture of azo dyestuffs : en
  • GB403118A - Improvements in or relating to the colouration of materials made of or containing cellulose esters or ethers : en
  • FR756458A - Advanced extendable hinge : en fr
  • FR756534A - Headquarters training : en fr
  • ES132156A1 - A new incubator. : en es
  • ES132189A3 - Improvements in the apparatus for the treatment of rubber compositions. : en es
  • ES2163U - Recreational game of society. (Machine-translation by Google Translate, not legally binding) : en es
  • US1938773A - Rotary cutter : en
  • US1938887A - Concrete floor structure : en
  • GB402891A - Improvements in and relating to the dispersion of bitumen : en
  • DE589663C - Liquid shock absorbers : de en
  • CH165979A - Electric resistance furnace. : de en
  • ES132404A1 - Manufacturing process of phenylmercury salts. : en es
  • FR756710A - Spherical roller bearing : en fr
  • US1939398A - Amplifier system : en
  • GB402964A - Improvements in or relating to thermionic amplifiers : en
  • DE589730C - Process for the production of long-lasting, oily solutions, suitable for injection, of insoluble or poorly soluble alkaloid salts : de en
  • ES132109A1 - Developer or electromagnetic relay. : en es
  • ES132398A1 - A new system to increase the performance of electric heating appliances. : en es
  • GB402871A - Improvements relating to holders for labels for plants and the like : en
  • FR756765A - Method and apparatus for the production of dry granular products with liquid substances : en fr
  • US1938911A - Substituted halogen-phenols : en
  • GB402868A - Improvements relating to the tuning of electrical circuits : en
  • US1939015A - Hothouse : en
  • US1939477A - Resilient pad : en
  • US1938630A - Soldering spoon : en
  • US1938673A - Feed mechanism for knitting : en
  • US1938708A - Burner : en
  • FR756538A - Police plate for automobiles and other vehicles : en fr
  • FR756832A - Process for drawing artificial fibers based on cellulose esters : en fr
  • DE589864C - Shaking machine : de en
  • US1938748A - Water-treating apparatus : en
  • US1938988A - Automatic filling plug : en
  • US1939332A - Apparatus for making photographs by means of artificial light : en
  • US1938628A - Automatic water softener : en
  • DE589675C - Temperature regulator with a snap-through bimetal spring, especially for electric heating devices : de en
  • FR756462A - Device for regulating the direct voltage in installations with electrical discharge devices : en fr
  • DE589665C - Shoe closure : de en
  • ES132116A2 - IMPROVEMENTS INTRODUCED IN A SYSTEM OF ELECTRIC VALVES TO TRANSMIT ENERGY. : en es
  • FR756615A - Advanced Wick Winding Machines : en fr
  • GB402954A - A method and apparatus for calibrating gas meters : en
  • DE589719C - Line setting and printing machine with rotating male molds : de en
  • CH165932A - Radial turbine. : de en
  • CH166067A - Rollsand barrel cleaning machine for wine and fruit wine barrels, demijohns etc. : de en
  • FR756778A - Process for the gasification of finely granulated wet fuels : en fr
  • FR756876A - Device for the introduction and spontaneous ignition of fuel for internal combustion engines, more particularly applicable to heavy oil engines : en fr
  • ES132274A1 - Improvements in liquid fuel vaporizing devices. : en es
  • ES1831Y - Miniature football game, transportable for field and travel. : en es
  • US1939375A - Means for indicating angular movements : en
  • CH165849A - Portfolio for stationery. : de en
  • US1939436A - Traffic control system : en
  • USD91182S - Design fob a plate ob similab abticle : en
  • US1939280A - Drink vending machine : en
  • FR756642A - Improvement in devices used to extract and recover oils and fats contained in water laden with oils and other fatty substances : en fr
  • US1938639A - Cascaded amplifier : en
  • US1939435A - Photo-electric relay apparatus : en
  • US1939599A - Aerofoil beam : en
  • ES132409A3 - Rectifier mechanism of the channels of the ball bearings. : en es
  • GB402831A - Improvements in or relating to pressure wave transmitters and receivers incorporating magneto-strictive devices : en
  • GB402893A - Improvements in electrical make-and-break contacts and method of making same : en
  • FI15598A - Rifle sight : en fi
  • FR756605A - Improvements in the manufacture of titanium oxides : en fr
  • US1939338A - Electric installation : en
  • US1938589A - Heat exchanger : en
  • US1939225A - Agitating tank for cellulose pulp and similar substances : en
  • US1939374A - Liquid compass : en
  • US1938728A - Reversible ribbon feeding mechanism : en
  • US1938971A - Rake : en
  • GB402895A - Improvements in or connected with means for launching aircraft : en
  • GB403022A - Manufacture of azo-dyestuffs : en
  • FR756579A - Clip for playing cards : en fr
  • GB403005A - Welded spigot and socket pipe joint : en
  • GB403053A - Improvements in coin-testing devices for coin-freed automatic machines : en
  • GB402995A - Improvements in or relating to reclining chairs : en
  • DE589384C - Process for the photographic recording of sound recordings : de en
  • DE589737C - Process for agglomerating or sintering fine ores : de en
  • DE589780C - Process for the preparation of compounds of aspidinol silicine : de en
  • GB403018A - Improvements in and relating to cathode-ray apparatus : en
  • GB403057A - Improvements in stoves or heating appliances for domestic and other purposes : en
  • ES132399A3 - A procedure for the manufacture of permanent and transparent color pencils for the lips. : en es
  • US1938582A - Method and apparatus for refining lead : en
  • US1938914A - Oil pressure automobile clutch control : en
  • FR756463A - Improvements to electric generators : en fr
  • DE589594C - Process for the production of acid-resistant putty compounds : de en
  • DE589782C - Switching arrangement for the introduction of voltages in circuits with variable frequency, which are proportional to the current and the frequency in the circuit : de en
  • FR756495A - Improved process for refining glass obtained by this process : en fr
  • AT135900B - Rast for electric iron. : de en
  • DE589634C - Device for adjusting electrically heated hotplates in the hotplate level of stoves : de en
  • ES2146U - Improvements in the cases for smoking articles, and preferred for cigarettes and cigars. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756762A - Annealing and pickling plant : en fr
  • GB402857A - Improvements in or relating to the construction of water cooling towers : en
  • DE589879C - Motor vehicle with two driven rear axles : de en
  • US1938928A - Device for sharpening knives or the like : en
  • US1939081A - Machine for decorating and/or trade-marking paper, cardboard, and the like : en
  • US1939041A - Apparatus for sheathing cores : en
  • NL31434C - : en
  • FR756698A - Jumpers for sheets of paper and cards : en fr
  • FR756788A - Mobile converter system intended in particular for supplying electromechanical machines along electrified tracks : en fr
  • CH165882A - Apparatus for testing the operation of an explosion or combustion engine cylinder. : en fr
  • US1938907A - Calculating machine : en
  • US1939101A - Method of and apparatus for blending pulp : en
  • US1939331A - Electric fire : en
  • CA337797A - Electron device element : en fr
  • CH165956A - Electrical circuit arrangement for selecting a device from a plurality of display devices. : de en
  • CA337810A - Vehicle suspension : en fr
  • US1939513A - Coin checking device for coin-freed telephone installations : en
  • AT135874B - Wheel tire attachment. : de en
  • CH165750A - Warming device with electrical heating. : de en
  • DE589552C - Injection valve for internal combustion engines : de en
  • ES2122U - Rubber horseshoe without plant. (Machine-translation by Google Translate, not legally binding) : en es
  • GB402987A - Improvements in telescopic cocks : en
  • US1938760A - Grinding machine : en
  • US1939317A - Windmill : en
  • US1939543A - Calendar attachment for writing instrumentalities : en
  • FR756884A - Tablet for the preparation of coffee or any other infusion : en fr
  • FR756567A - Improvements made to vessels that transport fluids in large quantities : en fr
  • GB402974A - Improvements in the manufacture of thermoplastic materials : en
  • FR756866A - Process for baking, standing, enamelled tiles in so-called majolica enamels : en fr
  • GB403060A - Improvements in and relating to oscillographs : en
  • US1939382A - Distillation apparatus : en
  • CH166029A - Signaling device for fastening in the hallway in front of apartments, offices, etc. : de en
  • DK48142C - Water pipe boiler. : da en
  • CH165876A - Trigger device with double reliance. : de en
  • CH165772A - Bed mattress. : de en
  • AT135702B - Electric mine detonator. : de en
  • AT135751B - Device for regulating the hotplate and roasting tube heat in stoves. : de en
  • CA337845A - Clutch mechanism : en fr
  • FI15586A - Anordning vid skärpapparater för slipverk : en fi
  • FR756777A - Fertilizer : en fr
  • CA337842A - Ore beneficiation : en fr
  • CA337849A - Glass wool making apparatus : en fr
  • CA337897A - Reserve fuel and accessory trunk : en fr
  • AT135854B - Right and left closing furniture lock with tumblers. : de en
  • AT135846B - Process for the production of suction strips for paper machines or the like. : de en
  • CH165784A - Parking device for mechanical looms. : de en
  • GB402886A - Improvements in fuel injection pumps for diesel engines : en
  • CA337799A - Wardrobe : en fr
  • US1938861A - Machine for putting wax carbon spots on paper : en
  • US1939109A - Quick freezing of food products : en
  • US1939345A - Device for influencing the direction of electric waves : en
  • AT135892B - Process and device for steam generation. : de en
  • US1939253A - Hair clipper : en
  • AT135734B - Dividing apparatus for machines, in particular for making buttons. : de en
  • US1938632A - Brake : en
  • US1939077A - Accounting machine : en
  • US1939425A - Railroad crossing : en
  • GB403418A - Improvements in and relating to brassieres or bust bodices : en
  • CA337905A - Dispenser : en fr
  • CH165847A - Relay card index. : de en
  • DE589693C - Rail butt connection for tracks to be shifted by track setting machines : de en
  • GB402947A - Improvements in automatic air vents for hydraulic pipe lines under pressure : en
  • DE589691C - Rail connection with leafed rail ends : de en
  • US1939102A - Hydraulic operating system for machine tools : en
  • DE589687C - Process for creping fabrics on embossing calenders : de en
  • DK48127C - Load device. : da en
  • AT135772B - Photographic camera or projection apparatus. : de en
  • CA337786A - Flying machine : en fr
  • ES132395A1 - Apparatus for holding and supporting the connection cables of plates, electric stoves and the like. : en es
  • ES1817Y - Multiple roll of tape. : en es
  • FR756578A - Ladies fabric corset and ribbons : en fr
  • GB403002A - Improvements in carbon papers and like transfer materials : en
  • CH165994A - Process for the production of palatal plates from rubber coated entirely or partially with metal. : de en
  • CH165961A - Magnetic blower switch. : de en
  • AT135808B - Mains receiver or amplifier for optional switching from direct current to alternating current. : de en
  • FR756479A - Intermediate layer for layer support consisting of cellulose acetate and its mixture esters : en fr
  • FR756523A - Improvements in the manufacture of sintered hard alloys for cutting tools and similar uses : en fr
  • FR756624A - Removable head for drilling tool : en fr
  • US1938851A - Burner : en
  • AT135893B - Device for the production of spinning pot silk. : de en
  • CH165872A - Board for bowling. : en fr
  • US1939470A - Apparatus for producing combustible gas : en
  • US1939192A - Process of condensing aromatic amines with butyraldehyde and products obtained thereby : en
  • US1939380A - Lighting system for toy vehicles : en
  • GB402876A - Improvements in or relating to lamps, particularly for sighttesting purposes : en
  • AT135719B - Scythe attachment. : de en
  • AT135762B - Cassette for radiographic recordings. : de en
  • CH165878A - Trigger device for firearms built into aircraft and intended for shooting through the spaces between the propeller blades. : de en
  • US1938996A - Button : en
  • US1938682A - Sole fitting machine : en
  • US1938876A - Process and apparatus for producing pulverized lead : en
  • AT135838B - Plate-shaped electric motor, preferably for speaking machines. : de en
  • US1938936A - Apparatus for controlling leakage in hydraulic machines : en
  • AT135871B - Device for eliminating suction effects in the engines of motor vehicles with very little or interrupted gas supply. : de en
  • CH166014A - Printing device for cash registers and accounting machines. : de en
  • AT135895B - High lead bearing metal alloys. : de en
  • DE589732C - Culture tubes with melted nutrient soil : de en
  • CH165874A - Construction plate set for scientific, technical or recreational use. : en fr
  • DE589669C - Device on underground excavators : de en
  • DE589822C - Ribbon guidance over the forme cylinder segment of a rotary printer : de en
  • US1938794A - Vulcanizer : en
  • US1939440A - Method of producing pressed rubber footwear : en
  • US1939636A - Sewage grit removal : en
  • ES132226A1 - PROCEDURE FOR THE MANUFACTURE OF MEAT EXTRACT AND MEAL. : en es
  • ES2152U - Anaglyph roll (Machine-translation by Google Translate, not legally binding) : en es
  • FI15564A - Förfaringssätt för bearbetning av tallolja : en fi
  • CH165909A - Holder for removing razor blades. : de en
  • AT135805B - Body cavity tube. : de en
  • CH165813A - Process for the production of completely pulp-free and water-free coffee. : de en
  • DE589711C - Arrangement for keeping the speed of electric motors constant, especially for driving alternating current generators : de en
  • US1939592A - Liquid oxygen apparatus : en
  • US1938644A - Pavement and method of making the same : en
  • US1939577A - Machine for forming rim members : en
  • US1939178A - Method and apparatus for treatment of suspensions : en
  • US1939484A - Deep sea submarine cable : en
  • US1938733A - Nut cracker : en
  • US1939314A - Separator for coal and the like : en
  • CH166102A - Switching arrangement for remote transmission with alternating current. : de en
  • DE589716C - Planetary gear with removable planetary wheels for a winch of an excavator with alternating spoon and gripper operation : de en
  • GB403013A - Manufacture of solid diazo-salts : en
  • US1938898A - Display device : en
  • AT135869B - Paper bottle. : de en
  • FR756888A - Lubricator : en fr
  • CH165737A - Drinking bowls for cows, horses and similar animals. : de en
  • CA337827A - Valve : en fr
  • DE589581C - Retouching preparations for photographic purposes : de en
  • DK48150C - Procedure and Device for Treating Cigar Wraps. : da en
  • USD91181S - Design for a lady s hand bag : en
  • CH166103A - Button, especially for marking intersections on roadways. : de en
  • ES2138U - Improved grill. (Machine-translation by Google Translate, not legally binding) : en es
  • US1939343A - Stereoscopic projection apparatus : en
  • US1939522A - Photo-acoustic cinematographic apparatus : en
  • GB403001A - Improvements in or relating to photochemical methods of printing designs on fabrics : en
  • GB403091A - Improvements in or relating to hay and like sweeps : en
  • ES132168A1 - Winnowing machine : en es
  • AT135858B - Process for the production of resin compounds by the simultaneous condensation of phenol, acetone and formaldehyde. : de en
  • AT135794B - Method for activating hot cathodes or the like. : de en
  • AT135818B - Closure for bags, suitcases, boxes, etc. like : de en
  • CA337896A - Windshield heater and wiper : en fr
  • AT135761B - Device for indicating the penetration of liquid into the diving bell of submersible electrical machines. : de en
  • AT135887B - Device for displaying and simulating the position of movable organs, in particular in a luminous circuit diagram. : de en
  • AT135771B - Film advance device for cinema sets. : de en
  • CH166079A - Process for the production of a new metal-containing dye. : de en
  • FR756610A - Snowshoe-bilboquet : en fr
  • DE589489C - Automatic triggering and remote display device for dial gauges to determine deflections on buildings : de en
  • FI15570A - Vattenkyld Rost : en fi
  • ES132110A1 - Improvements introduced in the construction of cleaning devices. : en es
  • CH165871A - Bowling alley. : de en
  • AT135882B - Device for moving roller curtains. : de en
  • FR756487A - Combined bell and lantern device for bicycles and the like : en fr
  • ES2128U - Bottle with pipette (Machine-translation by Google Translate, not legally binding) : en es
  • CA337871A - Loose leaf binder : en fr
  • GB403125A - Improvements in and relating to ring spinning and doubling frames : en
  • ES1776Y - Foot-báll game for living room. : en es
  • CH165838A - Process for the production of artificial leather. : de en
  • FR756849A - Suction nozzle system for devices for vacuum cleaning : en fr
  • GB403094A - Improvements in or relating to building materials, more particularly acoustic and thermic insulating materials : en
  • FR756477A - Process for making materials impermeable to humidity and apparatus for carrying out this process : en fr
  • US1939609A - Relay protective system : en
  • ES132403A2 - IMPROVEMENTS IN A NEW SYSTEM TO INCREASE THE PERFORMANCE OF CALDEO ELECTRICAL APPLIANCES. : en es
  • ES1845Y - Metallic basket applicable to hygienic siphons or drains to intercept the passage of foreign matter, avoiding blockages and obstruction in the pipes. : en es
  • DE589648C - Device for holding and lifting pots : de en
  • FR756890A - Shutter : en fr
  • DE589599C - Ignition magnet fuel pump unit : de en
  • DE589654C - Electroculture process : de en
  • DE589847C - Healing bed that can be set in rotation by a drive device : de en
  • CA337856A - Oil waste reclaiming process : en fr
  • FR756627A - Veterinary obstetrical apparatus : en fr
  • FR756817A - Method and apparatus for developing printed materials with vat dyes : en fr
  • US1938855A - Reversing mechanism : en
  • DE589758C - Machine for shrinking leather edges : de en
  • DE589551C - Method and device for determining the position of the center of gravity of similar bodies : de en
  • FR756801A - Device for transporting bakery products or the like on a stationary surface : en fr
  • FR756956A - Improvements to closures for bottles, cans and other similar containers : en fr
  • CH165899A - Method and device for the mass production of multi-part objects such as buttons, hollow rivets provided with intermediate plates, connector sleeves or the like. : de en
  • ES132175A1 - A suspension for rail vehicles or trams with rotary carts. : en es
  • FR756659A - Light tracking device for t. s. f. and others : en fr
  • US1938829A - Conduit : en
  • US1939237A - Process of dehydrating aqueous solutions containing propionic acid : en
  • US1939255A - Process of oxidizing hydrocarbons : en
  • FR756784A - Device for straightening grinding wheels : en fr
  • ES2156U - Knit collar with closed or open breastplate. (Machine-translation by Google Translate, not legally binding) : en es
  • US1938660A - Safety hat : en
  • US1938669A - Spreader : en
  • GB403627A - Improvements in or relating to the art of closuring jars, bottles and the like : en
  • FR756735A - Device for obtaining copies on typewriters : en fr
  • CA337798A - Vacuum tube apparatus : en fr
  • US1938620A - Band-pass amplifier : en
  • US1939251A - Adjustable standard : en
  • US1939297A - Carburetor : en
  • CH166058A - Suspension spring arrangement for vehicles, in particular railroad cars. : de en
  • USD91167S - Design for a bottle or the like : en
  • US1938847A - Torsional spring suspension for individually sprung wheels : en
  • ES132236A1 - A system of thermomagnetic engines. : en es
  • ES2140U - Shaving brush. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756732A - Improvements made to articles to give certain parts of the human body, in particular the breasts, the desired visible shapes : en fr
  • US1939346A - Method of producing a chain link and the link made by such a method : en
  • US1939415A - Heat exchange system : en
  • US1939461A - Sprayer : en
  • ES132082A1 - A procedure for the manufacture of nails for tubes. : en es
  • ES132229A3 - A process for obtaining methanitroparaoxyphenylarsinic acid. : en es
  • FR756581A - Extendable hand crank speed controller : en fr
  • FR756570A - Universal joint : en fr
  • US1938590A - Container : en
  • US1938592A - Container closure : en
  • US1939379A - Steering mechanism for toy vehicles : en
  • US1938835A - Multicolor fountain pen : en
  • DE589726C - Car lamp with main and secondary thread and dimming screen : de en
  • US1938653A - Fish lure : en
  • US1938879A - Chair structure : en
  • DE589723C - Electrical variable capacitor, consisting of a coarse control capacitor and a fine control capacitor connected electrically in parallel with it : de en
  • US1938621A - Metering apparatus : en
  • US1938785A - Transmission mechanism : en
  • US1939119A - Ore conditioning process : en
  • US1939352A - Form for supporting hosiery for cutting float threads : en
  • DE589572C - Device for the ventilation of rooms : de en
  • US1938618A - Means of feeding alternating current arcs : en
  • US1939282A - Hydrocarbon oil conversion : en
  • FI15578A - Vätskemätare : en fi
  • GB402887A - Screw-cutting die-heads : en
  • GB402927A - Improvements in and relating to liquid-break electric switches : en
  • FR756721A - Toy plane : en fr
  • GB402882A - A process for the production of benzoic acid and benzoates : en
  • US1938705A - Boiler : en
  • US1939176A - Valve for compressed air systems : en
  • ES132097A1 - Sliding coupling. : en es
  • DE589860C - Flow indicator : de en
  • US1939039A - Colored : en
  • US1939284A - Mechanical movement : en
  • US1939403A - Miscible sulphur : en
  • GB402969A - Improvements in fuses for projectiles : en
  • US1938921A - Clothes folder : en
  • US1939215A - Photo-electric keying head : en
  • FI15583A - Askämne med klämmor : en fi
  • GB402905A - Improvements in rudder carriers of ships : en
  • GB403086A - An improved means for carrying and closing cardboard boxes : en
  • US1938805A - Sound reproducer for talking motion pictures : en
  • DE589807C - Stone for journal bearings and escapement parts for clocks : de en
  • DE589880C - Resilient suspension device connected between suspension springs and frames of motor vehicles : de en
  • ES2102U - A bra for stockings and socks (Machine-translation by Google Translate, not legally binding) : en es
  • ES2120U - Mechanism for the game of society. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756926A - Low magnification telescope field glass : en fr
  • ES132386A1 - Improvements in the lubrication system of the tines of the continuous spinning machines. : en es
  • FR756709A - Piston ring : en fr
  • FR756453A - Anchor with impregnated filling material : en fr
  • FR756628A - Method and apparatus for the continuous and automatic extraction of vegetable oils, and in particular olive oil : en fr
  • DE589615C - Process for oil separation : de en
  • ES132385A3 - Bottle sterilizing washing machine with the use of steam. : en es
  • ES132391A1 - A process for obtaining a preparation that, diluted in water or other appropriate liquid, constitutes a good food beverage. : en es
  • GR4461B - METHOD OF SPECIAL PREPARATION OF PEARS FOR USE MAINLY OF SEEDS AND BARDS OF FIGS. : el en
  • US1939523A - Flexible apron loop drier : en
  • GB403078A - A method and apparatus for closing or sealing cartons and the like : en
  • FR756509A - Control mechanism and automatic change of direction of ribbon travel, in typewriters, calculators and others : en fr
  • FR756607A - Improvements to tobacco advancement mechanisms for cigarette making machines : en fr
  • FR756793A - Automatic device for obtaining precise stopping of elevators or other similar devices, whatever the operating conditions : en fr
  • FI15579A - Rensnings- och gallringshacka : en fi
  • FR756763A - Improvements made to carburetors fitted with auxiliary devices for starting and cold running : en fr
  • ES132272A3 - Device for moving a drop down curtain rod. : en es
  • ES1862Y - Circular brush for use in machines for the repair and cleaning of shoes. : en es
  • DE589783C - Process for the production of inorganic color pigments : de en
  • FR756728A - Device for using water or wind as a driving agent : en fr
  • DK48145C - Device for Receiving Ad Telegraphic or Radiotelegraphic Road Transferred, Immovable or Movable Images. : da en
  • FR756593A - Preparation of concentrated nitric acid : en fr
  • US1939183A - Automatic sequence control means : en
  • US1939605A - Motor vehicle brake : en
  • US1939328A - Automobile wheel : en
  • US1939587A - Dispersions of coal in oil : en
  • DE589844C - Process for the production of spinnable fibers : de en
  • DE589708C - Machine for the production of ball safety pins : de en
  • ES132162A1 - PROCEDURE FOR OBTAINING MIXED YARN WITH RUBICAN CHARACTER. : en es
  • ES132216A1 - IMPROVEMENTS MADE IN THE MANUFACTURE OF TOYS. : en es
  • ES2113U - Notebooks of manual work, fabrics. (Machine-translation by Google Translate, not legally binding) : en es
  • US1938723A - Grinding machine : en
  • ES2105U - Bag or folding box useful application in the manufacture of leather goods and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • DK48146C - Electric Bulb, especially for Floodlights. : da en
  • FR756727A - electrode for electric arc welding : en fr
  • AT135819B - Electric vacuum cleaner. : de en
  • AU995832A - Apparatus for the manufacture of sheet metal pipes and the like : en
  • USRE19024E - a mcneil : en
  • ES132380A1 - A machine for calibrating and stamping oranges, lemons and other fruits and products in an analogous way. : en es
  • ES1864Y - Improved device consisting of a bobbin tube to improve the winding of the thread on the mechanical spinners. : en es
  • GB402938A - Improvements in carrying out catalytic reactions : en
  • CA337758A - Sewing machine cover : en fr
  • CA337879A - Shoe manufacture : en fr
  • AT135767B - Clothing. : de en
  • CH165768A - Device for preventing the overturning and throwing of loose objects such as bottles, glasses, plates and the like on BEZW. of tables or benches in vehicles. : de en
  • CA337874A - Draft rigging : en fr
  • DK48143C - Base for Carpet Embroidery. : da en
  • ES132206A1 - New semi-automatic balance system : en es
  • DE589652C - Contact vacuum meter, especially for mercury vapor rectifiers : de en
  • FR756755A - Resin-based wetting and fixer chemical : en fr
  • US1938782A - Milling machine spindle carrier : en
  • USD91174S - Design fob a spark plug shield : en
  • US1939427A - Automatic current regulator for electric arc furnaces : en
  • US1938981A - Method of preparing corn for popping : en
  • US1939129A - Method of refining liquid low boiling distillates : en
  • US1939613A - Printing telegraph system : en
  • ES132214A1 - Facilities to fight fires. : en es
  • DE589536C - Device for forming objects from a pulpy mass : de en
  • US1939000A - Garment or ironing press : en
  • US1939567A - Match packet : en
  • AT135712B - Mold for die setting and line casting machines. : de en
  • AT135804B - Intermediate frequency heterodyne receiver. : de en
  • GB402957A - Improvements in clutch operating mechanism for motor vehicles : en
  • AT135710B - Electric wick lighter with heating coil to ignite the wick. : de en
  • GB402929A - Improvements in, or relating to, road vehicles of the trailer type : en
  • AT135872B - Metal frame formed from profiled sheet metal to reinforce furniture, components and the like. like : de en
  • US1939336A - Fire extinguisher : en
  • NL31470C - X-ray machine for taking photographic images and X-ray light images using the same X-ray tube : en nl
  • US1938961A - Method of preventing cleaned metal from rusting : en
  • ES132207A1 - A machine to select cork discs by using photoelectric cells or their like. : en es
  • FR756459A - Garbage collection truck or other similar applications : en fr
  • FR756475A - Improvements in the manufacture of open rubber articles of low thickness : en fr
  • GB402802A - Improvements in or relating to packages of sanitary napkins, surgical dressings, first-aid pads or the like whereby same may be dispensed therefrom : en
  • DE589683C - Process for the production of envelopes with a note closure formed by double flaps : de en
  • DE589765C - Device for suppressing the voltage peaks that occur when idling in rectifier transformers for generating twelve-phase current using three-phase transformers : de en
  • DE589452C - Spatial movement system : de en
  • DE589443C - Current monitor, especially for the control of electric vehicle drives : de en
  • US1939017A - Cooking iron : en
  • US1939468A - Drawing die : en
  • DE589763C - Device for braking asynchronous machines : de en
  • FR756806A - Brake training : en fr
  • FR756881A - Simplified control device of the type of planetary gear reducer : en fr
  • ES132161A2 - : es
  • FI15560A - Oljebrännare : en fi
  • FR756580A - : fr
  • DE589695C - Process for zone scanning of continuously moving film images and simultaneous transmission on a number of telegraph channels corresponding to the image zones : de en
  • US1939353A - Registering bank : en
  • US1939478A - Die and punch mounting : en
  • DE589833C - Device for wireless remote control : de en
  • DE589628C - Spreading fastening for flush-mounted devices : de en
  • US1938569A - Corn popping apparatus : en
  • DE589414C - Turnbuckle : de en
  • GB402979A - Improvements in the manufacture of hot billets and the like : en
  • FI15588A - Blandningsbehållare för cellulosamassa och liknande ämnen : en fi
  • FR756609A - Roller skates : en fr
  • GB402972A - Process for the hot shaping of a steel : en
  • DE589762C - Assembly of gearbox and electric motor using an intermediate ring : de en
  • US1939151A - Separator : en
  • US1938570A - Tool for cutting tongues in metal sheets : en
  • US1939042A - Transmission system : en
  • US1939185A - Multiple unit switch : en
  • US1938645A - Hard fuel orchard heater : en
  • FR756799A - Process for increasing the content of water-soluble luminous substances in peat by purely chemical means : en fr
  • US1938566A - Piston and cylinder assembly : en
  • CA337821A - Coin controlled time registering switch : en fr
  • CH165812A - Smoke generator for smokehouse. : de en
  • DE589618C - Safety device for a closed heat transfer system : de en
  • ES132230A1 - A fuel intake device in the float carburetors. : en es
  • FR756618A - Reinforced concrete beam, in particular for the constitution of floors or other applications : en fr
  • US1938586A - Cop and means for and method of producing same : en
  • US1938924A - Goggles : en
  • US1938939A - Means for splitting objects : en
  • AT135755B - Packaging. : de en
  • CH165764A - Chained moving grate. : de en
  • CA337823A - Angle steel picket fence : en fr
  • US1939074A - Sound picture recording system : en
  • US1938743A - Car construction : en
  • US1939036A - Vertical opposed cylinder internal combustion engine : en
  • US1938774A - Milling machine : en
  • US1938888A - Paper delivering device : en
  • CA337846A - Splined shaft and sleeve coupling : en fr
  • CH165856A - Address printing machine with electromagnetically controlled printing device. : de en
  • GB403024A - Improvements in or relating to automatic burglar and like alarms : en
  • AT135807B - Protection device for the walls of high pressure metal halide lamps against attacks by positive ions. : de en
  • AU1194933A - Improved bag lifter : en
  • US1938587A - Railway car : en
  • CA337881A - Fastening-inserting machine : en fr
  • CH166074A - Process for the production of a new azo dye. : de en
  • US1939104A - Process for the separation of gases : en
  • US1939313A - Reenforced concrete sleeper : en
  • CH166001A - Therapeutic device. : de en
  • USD91171S - Design fob a valve lever : en
  • CH165803A - Brassiere. : de en
  • US1938599A - Carburizing apparatus : en
  • US1938709A - Telephone system : en
  • US1939195A - Closing device for sliding roofs of motor vehicles : en
  • US1939617A - Curtain or drapery hanger : en
  • AT135883B - Process and shaft furnace for the continuous charring of wood u. like : de en
  • AT135850B - Device for frequency control or monitoring. : de en
  • AU1166333A - Improvements in mechanism for converting rotary motion to. reciprocating motion : en
  • CA337769A - Safety razor : en fr
  • CA337835A - Tractor operated lift : en fr
  • CH165955A - Connection for electrical conductors. : en fr
  • CA337815A - Paper roll core cap : en fr
  • CH166091A - Process for the preparation of a dye of the anthraquinone series. : de en
  • AT135798B - Electric heating devices, in particular electric heating pads. : de en
  • DE589685C - Machine for stamping and punching out cookies : de en
  • DE589872C - Device for reproducing images, inscriptions, colored lighting effects, etc. on the roof of an aircraft : de en
  • US1939404A - Manufacture of pressed cellulose articles : en
  • NL53875B - : en
  • US1938683A - Radio reception apparatus : en
  • US1938968A - Auxiliary air inlet device for internal combustion engines : en
  • AT135891B - Device for recording sound waves on a photosensitive carrier which is in motion during recording. : de en
  • DE589699C - Connection of cap insulators in hanging chains by means of a bolt, the head of which is stored in a shell-shaped pocket of the insulator cap : de en
  • AT135884B - Glove. : de en
  • US1939264A - Electric cable : en
  • AT135747B - Process for the production of electric heating rods. : de en
  • DE589828C - Device for controlling pressure medium brakes : de en
  • FR756601A - Hoof enhancements for horses' feet : en fr
  • FR756843A - Light mixer device : en fr
  • GB402849A - Process for the manufacture of monoazo dyestuffs : en
  • US1938615A - Rim : en
  • US1939519A - Automobile brake mechanism and safety device : en
  • US1939547A - Mounting for colorimeter plunger and the like : en
  • US1939429A - Electric valve converting system : en
  • ES132144A1 - Improvements introduced in the manufacture of plows. : en es
  • FR756699A - Guide block for lapping machine : en fr
  • CH165824A - Process for the preparation of an oxycarbazole carboxylic acid aryl amide. : de en
  • DE589703C - Four-stroke carburetor machine, the combustion chamber of which is flushed with fresh air towards the end of the extension stroke : de en
  • FR756758A - Rubber bead : en fr
  • FR756826A - Method of cooking meat and apparatus for obtaining it : en fr
  • DE589743C - Lubricator for pneumatic tools : de en
  • DE589754C - Photographic lens shutter : de en
  • DE589608C - Pressure distillation process : de en
  • DE589698C - Method of manufacturing a power expansion cable : de en
  • ES132100A1 - Improvements in the procedures of differential flotation of minerals. : en es
  • FR756711A - Double beater for mousse, snow eggs, or cream : en fr
  • CA337858A - Liquid fuel burner : en fr
  • US1939018A - Process of making oxidation products : en
  • CH166070A - Process for the production of a chromium-containing dye. : de en
  • US1939307A - Juice extractor : en
  • US1939490A - Compound tool : en
  • US1939620A - Needle guard for sewing machines : en
  • CA337852A - Viscose waterproofing method : en fr
  • CA337780A - Fuel valve : en fr
  • CH165865A - Writing sheet with musical notation and process for making the same. : de en
  • AT135746B - Device for sorting out incorrectly filled packs containing several layers, in particular for cigarette packing machines. : de en
  • US1939065A - Flanging and corrugating machine and method : en
  • US1939443A - Regulator system : en
  • US1938946A - X-ray tube cooling system : en
  • ES2149U - Special league for rolled socks. (Machine-translation by Google Translate, not legally binding) : en es
  • US1938726A - Electromagnetic device : en
  • US1939229A - Turbine construction : en
  • US1939428A - Electric valve converting system : en
  • US1938601A - Extractor : en
  • US1938906A - Lathe headstock : en
  • US1938938A - Draft appliance for agricultural machinery and implements : en
  • US1939637A - Means of storing motor vehicles : en
  • DE589842C - Process for the preparation of metal-containing monoazo dyes : de en
  • FR756451A - Braun tube, especially for television : en fr
  • US1939010A - Combined vending and advertising device : en
  • USRE19018E - krosta : en
  • ES132181A1 - Improvements in the manufacture of rubber compositions. : en es
  • US1939368A - Bin indicator : en
  • US1939388A - Reflector for incandescent electric lamps : en
  • GB402936A - Improved splash guard for wringers : en
  • GB402991A - Improvements in and relating to systems of electric motor control : en
  • ES2139U - Fireplace for heating rooms (Machine-translation by Google Translate, not legally binding) : en es
  • ES2155U - Hatrack. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756761A - Improvements to water softening processes containing calcium or magnesium compounds : en fr
  • GB402997A - Improvements in or relating to composite aircraft : en
  • DE569781C - Absorbent for refrigeration equipment : de en
  • FR756886A - Movement transformation system allowing the use of any atmospheric, hydraulic, natural, mechanical, human or other force : en fr
  • CH165945A - Asynchronous generator with self-excitation. : de en
  • DE589478C - Steam generator for peak load plants with main burner firing, auxiliary grate firing and superheater underneath : de en
  • FR756878A - Improvements to pipe clamps and the like : en fr
  • GB402657A - A refrigerating container for transporting perishable goods and the like : en
  • US1939304A - Method of making composite photographs : en
  • US1938833A - Convertible heating, cooling, and ventilating means : en
  • DE589481C - Winding arrangement for three-phase motors with an additional winding : de en
  • DE588872C - Process for bleaching bast fibers, especially linen, hemp and the like. Like., In the form of yarn and fabrics, as well as in the form of raw fibers : de en
  • GB403062A - Improvements in or relating to cosmetic liquors : en
  • AU1466733A - An improved process forthe production of sodium cellulose xanthate solution : en
  • US1939472A - Guide attachment for tractors : en
  • US1938952A - Apparatus for root pruning and tree digging : en
  • US1938715A - Friction shock absorbing mechanism : en
  • US1938740A - Steering gear : en
  • US1938865A - Doll construction : en
  • DE589755C - Device for moving the liquid masses of rolling tanks : de en
  • ES132429A1 - An invisible sewing procedure for footwear. : en es
  • FI15575A - Värmeöverföringsanordning : en fi
  • GB402850A - An improved reducing valve : en
  • GB402856A - Improvements in tricycle steering gear : en
  • CH166077A - Process for the production of a new azo dye. : de en
  • CH166078A - Process for the production of a new azo dye. : de en
  • US1939149A - Press : en
  • GB403434A - Improvements in or relating to electrical adaptors : en
  • CH165765A - Furnace for the production of gas and coke with a device for supplying steam to the degassing rooms. : de en
  • US1939103A - Air filter for sterilizers : en
  • DE571477C - Device for forming a fold when passing through rollers for the production of flat bags, envelopes or the like. : de en
  • CH165934A - Pinion starter. : de en
  • FR756667A - Installation for automatic opening and closing of a garage door : en fr
  • US1939505A - Attachment for flat-knitting machines : en
  • US1939594A - Hat leather attaching means : en
  • US1939492A - Dust guard : en
  • US1938812A - Slide fastener : en
  • US1939209A - Projection apparatus : en
  • US1938837A - Sprinkler : en
  • FR756694A - Method for heat transmission : en fr
  • AT135799B - Electric lighting device for dental tools. : de en
  • CH165992A - Method for igniting an electric discharge tube. : de en
  • US1938741A - Gas-filled discharge tube : en
  • US1939072A - Phonograph recording machine : en
  • ES132412A1 - An apparatus for rotary kilns to cook cement. : en es
  • FI15604A - Förfaringssätt för framställning av metallduksvävnader : en fi
  • GB403068A - Improvements in and relating to glow discharge tubes : en
  • DE589662C - Flexible joint coupling, especially for motor vehicles : de en
  • FR756850A - Headlight glass with wide lateral distribution : en fr
  • ES132375A1 - A process for the manufacture of briquettes or conglomerates of olive pomace. : en es
  • ES1841Y - Folding chair, with crossbows. : en es
  • FI15584A - Multi - ply paper bag and procedure for its manufacture : en fi
  • FR756575A - Clothing fabric : en fr
  • GB402944A - Safety filling apparatus for self-filling fountain pens : en
  • FR756873A - Process for obtaining by interference photography the natural colors of an object and objects conforming to those obtained by this process : en fr
  • US1938747A - Window platform : en
  • FR756759A - : fr
  • IE13205L - Preservation of milk : en
  • AT135849B - Rotary piston blower. : de en
  • CH165888A - Automatic winding device on Remontoir watches with a hinged dial cover. : de en
  • ES132125A1 - An industrial process of solidification of carbon dioxide. : en es
  • FR756493A - Removable binding device : en fr
  • FR756725A - Telephone repeater : en fr
  • CA337834A - Tractor harrow : en fr
  • DK48147C - Engine piston. : da en
  • ES2148U - Folding chair. (Machine-translation by Google Translate, not legally binding) : en es
  • GB403000A - Means for supporting bowls and similar receptacles over sinks, basins, tables or benches : en
  • FR756584A - Advanced luggage rack : en fr
  • ES1791Y - Combs plates for razors. : en es
  • GB402875A - Improvements in temperature indicator : en
  • ES132069A1 - A procedure for the construction of pavements. : en es
  • FR756839A - Electric bell control system with rate control device : en fr
  • US1939593A - Dyestuff for artificial silk and process of making the same : en
  • FR756803A - Improvements to parachutes : en fr
  • DE589793C - Eyepiece attachment for monocular microscopes : de en
  • DE589889C - Ripping machine : de en
  • GB402983A - Improvements in or relating to tube conveyor systems : en
  • FR756678A - Improvements made to internal combustion engine carburetion systems, particularly engines fitted with a governor : en fr
  • GB402884A - Improvements in or relating to payment collecting devices for use with electricity or gas supply meters and the like : en
  • GB402825A - Improvements in and relating to luminous signs and indicating devices : en
  • GB403412A - Improvements in or relating to covered rollers employed in textile preparatory processes and in spinning : en
  • CA337794A - Ferrous metal production : en fr
  • CH166007A - Ampoule with the opening of the same facilitating device. : de en
  • ES2133U - Container for encaustic. (Machine-translation by Google Translate, not legally binding) : en es
  • ES132073A3 - An improvement in the construction of the cylinders of the machines called "degreasers" for washing fabrics. : en es
  • ES132381A1 - Machine for wrapping oranges, lemons and other fruits and products in an analogous way, in paper, cellulose, celophana or similar. : en es
  • FR756802A - Push-button switch, recessed type : en fr
  • FR756897A - Advanced training in gas stoves and stoves : en fr
  • GB403127A - Improvements in or relating to means for releasing bombs from aircraft and for like purposes : en
  • US1938611A - Coupler spreader : en
  • US1938915A - Machine for forming u shaped shackles : en
  • AT135780B - Self-cashier. : de en
  • CH165795A - Washing machine. : en fr
  • FR756658A - Steering mechanism for vehicles : en fr
  • FR756845A - Electrolytic capacitor : en fr
  • CH166003A - Process for the preparation of optically left-rotating 1-m-oxyphenyl-2-methylaminopropan-1-ol chlorohydrate. : de en
  • DE583481C - Railway master car : de en
  • US1938734A - Filter : en
  • US1938838A - Sprinkler : en
  • US1939545A - Tobacco pipe : en
  • CH166031A - Device for multiple remote transmission of measured quantities, pointer positions, commands and the like. : de en
  • DE589524C - Control system for the power supply of electrical busbars divided into individual sections, especially those whose sections are each fed by a partial winding of a generator with multiple windings : de en
  • FR756537A - Low carbon silico-alloys manufacturing process : en fr
  • DE589613C - Auxiliary control device operated with an auxiliary device for drive machine controls, primarily of locomotives : de en
  • DE589779C - Process for the addition of fatty acids to camphene using boron fluoride as a catalyst : de en
  • ES1806Y - Perpetual almanac pencil. : en es
  • AT135763B - Method and device for overcoming synchronism errors between image and sound recordings. : de en
  • AT135792B - Film switching device for roll film cameras. : de en
  • CH166042A - Material web feeding device working from a supply roll, in particular for wrapping machines. : de en
  • CH165820A - Process for the production of a higher molecular weight thiosulfate ester. : de en
  • ES132265A1 - A mechanical procedure to join two metal plates in plane and at different points, without the need to fix any third body in them, applicable to the manufacture of fijas, hinges and other objects made of plates. : en es
  • FR756530A - Precision adjustment device for hypodermic injection syringe : en fr
  • FR756706A - Truck or tractor with two rear axles : en fr
  • CH166060A - Transition coupling. : de en
  • CH166090A - Process for the preparation of a dye of the anthraquinone series. : de en
  • US1939257A - Undergarment : en
  • US1939265A - Smudge producing apparatus : en
  • DE589629C - Lock for electrical switches : de en
  • FI15569A - Elektriskt urladdningsrör : en fi
  • GB402919A - Improvements in or relating to box spanners : en
  • FI15596A - Paper roll holder : en fi
  • DE589753C - Photographic lens shutter : de en
  • GB403374A - Improvements in or relating to methods of and materials for cleaning metal surfaces particularly for removing soldering fluxes therefrom : en
  • DK48130C - Resonance marking device for Radio receivers. : da en
  • DE589554C - Chain link for joint link chain connected in parallel : de en
  • US1938667A - Printing plate : en
  • US1938697A - Sound reproduction : en
  • CH166065A - Method for operating electric locomotives with rectifiers. : de en
  • AT135864B - Prismatic paper tray. : de en
  • CH166024A - Feedback multi-grid tube circuit. : de en
  • US1939167A - Sight level : en
  • CH165951A - Sealing covers, in particular for junction boxes for electrical concealed lines. : de en
  • CA337804A - Jelly preparation : en fr
  • CA337836A - Scale : en fr
  • CA337756A - Hydrocarbon refining method : en fr
  • DE589804C - Process for the production of a filler for lightweight structures or insulating compounds : de en
  • ES2095U - Booklet case for cigarette paper. (Machine-translation by Google Translate, not legally binding) : en es
  • US1939377A - Enclosed arc device : en
  • US1939542A - Doorlatch construction : en
  • US1938827A - Method for the production of styrols from alkyl benzol : en
  • USD91176S - Design for a soap box : en
  • AT135832B - Aircraft landing procedures. : de en
  • DE589701C - Pocket double mirror : de en
  • DK48129C - Procedure for Converting Peat of Subfossil Substances into Valuable Fuel. : da en
  • CH165789A - Multi-needle embroidery machine. : de en
  • AU1287833A - Improvements relating to automatic telephone systems : en
  • CH165832A - Process for the preparation of an acidic dye of the anthraquinone series. : de en
  • AT135831B - Breaker. : de en
  • CA337903A - Hair waving device : en fr
  • AT135721B - Edge fitting for skis and similar sports equipment. : de en
  • US1939021A - Automatic wire clip forming and closing machine : en
  • US1939034A - Removable closure member for tube sheets : en
  • US1939090A - Disconnecting switch : en
  • AT135866B - Streak of snow. : de en
  • CH165844A - Process for preparing sheet products comprising at least one impermeable layer, and installation for using it. : en fr
  • US1938909A - Paper pulp plate : en
  • US1939097A - Body brace : en
  • CH166010A - Carrying device for hose lines. : de en
  • CH166016A - Self-seller of electricity in which the trigger mechanism is driven by a counter and a timer. : de en
  • US1938830A - Treatment of spinning cakes : en
  • US1939288A - Indirect luminous tube illumination : en
  • US1939463A - Automatic trailer coupling : en
  • US1938703A - Means for automatically feeding printed forms into a typewriter : en
  • US1939449A - Holder or support for telephone instruments : en
  • CH165760A - Hinge. : en fr
  • CH165952A - Device for cutting flush-mounted boxes. : de en
  • CH165744A - Protective strip for stairs covered with linoleum. : de en
  • US1938899A - Electrical control apparatus : en
  • AT135764B - Equipment for switchgear in which long-distance lines can also be energized from the opposite side. : de en
  • AT135851B - Photoelectric high vacuum cell. : de en
  • AT135783B - Roller for processing plastic materials. : de en
  • US1939601A - Brake band adjusting mechanism : en
  • US1938966A - Condensation products of carbohydrates with sulphuric acid and aromatic hydrocarbons : en
  • US1938650A - Conveyer : en
  • US1938752A - Flat bank multiple for selectors in telephone exchanges : en
  • US1939196A - Sheet cutting and feeding machine : en
  • CH165947A - Electric machine. : de en
  • CH165819A - Method for increasing the solubility of hydroxyalphyl cellulose ethers. : en fr
  • CH165942A - Self-excited DC generator with voltage that can be regulated stably within wide limits. : de en
  • US1939579A - Vacuum cleaner : en
  • DE589666C - Spiked roller for the spreader of a cigarette machine : de en
  • GB403431A - An improved process and means for the production of ionisation : en
  • CA337782A - Automotive vehicle wheel lifting device : en fr
  • CH165739A - Ornamental ball for support posts of rose bushes and the like. : de en
  • CH166052A - Actuating device for motor vehicle brakes. : de en
  • CH165996A - Pessary for women. : de en
  • AT135812B - Nail care device. : de en
  • CH165968A - Arrangement for grid control of discharge vessels with arc-shaped discharge in converting devices working as rectifiers or inverters. : de en
  • US1938826A - Piston : en
  • US1939138A - Apparatus for treating liquid furnace material : en
  • CH165794A - Process for the production of a dye preparation for coloring acetyl cellulose. : de en
  • CH166030A - Sonnerie feedback device. : de en
  • CH166073A - Process for the production of a new azo dye. : de en
  • US1938655A - Governor : en
  • US1939434A - Oscillograph : en
  • US1939330A - Water heating and fluid pressure regulating device : en
  • US1938732A - System for improving the shielding effect of ground wires and shield wires : en
  • US1939340A - Transmitter protective system : en
  • US1939462A - Electric discharge tube : en
  • US1938949A - Waxed wrapper : en
  • DE589816C - Device for mixing raw tobacco leaves : de en
  • GB403428A - Improvements in electric discharge devices : en
  • FR756585A - Electrical circuit breaker for high voltages : en fr
  • CH165840A - Process for the production of condensation products. : de en
  • US1938923A - Gasoline dispensing pump : en
  • ES132256A1 - A fountain pen. : en es
  • FR756565A - Potato harvester : en fr
  • FR756637A - Chainsaw machine : en fr
  • FR756712A - Lantern holder for bicycles : en fr
  • FR756815A - Guns refinements : en fr
  • FR756834A - Device for the automatic control of the density of liquids circulating in a pipeline, or other similar applications : en fr
  • US1938657A - Detection of frequency modulated signals : en
  • US1938970A - Display rack : en
  • US1939600A - Mushroom spawn and substrate therefor : en
  • GB402959A - An improved process for making writing and marking leads : en
  • FR756782A - : fr
  • USD91175S - Design fok an ophthalmic mounting : en
  • FR756950A - : fr
  • GB403372A - Improvements in or relating to the weaving of ribbed jacquard fabrics : en
  • FR756742A - Vaporizer enhancements : en fr
  • US1938568A - Shock absorber : en
  • US1939154A - Auto brake tester : en
  • US1938647A - Conversion process fob organic : en
  • US1939570A - Bracket : en
  • ES132215A1 - Free-flying piston compressor. : en es
  • GB403033A - Apparatus for drawing glass in sheets : en
  • CH165816A - Process for the production of solid products containing alkali hypochlorite in stable form. : de en
  • GB403070A - Improvements in stabilising the frequency of a valve generator : en
  • US1939564A - Valve tool : en
  • DE589790C - Device for regulating the reverberation in sound recording and playback rooms : de en
  • CH165848A - Calendar, consisting of individual daily sheets. : de en
  • DE589610C - Process for the preparation of addition compounds from menthol : de en
  • FR756674A - Packaging for fragile containers and objects : en fr
  • FR756766A - Process for the manufacture of alloys of alkaline earth metals with lead or other metals, and for the extraction, in the pure state, of alkaline earth metals : en fr
  • GB402992A - Aeroplane with rotatable wings : en
  • GB403622A - Improvements in and relating to systems of electric motor control : en
  • ES132191A3 - Improvements in the construction of oscillating joints. : en es
  • US1938596A - Retort : en
  • US1939597A - Projection apparatus : en
  • CA337866A - Polynuclear amino compound : en fr
  • CA337883A - Shoe tree : en fr
  • GB402985A - Improved appliances for playing a game of chance : en
  • DK48121C - Holder for Sights with Wooden Edge or similar. : da en
  • DE589886C - Self-acting firearm with exchangeable barrel and breech : de en
  • US1938594A - Speed change device : en
  • ES2135U - Protective cover of glass thermometers. (Machine-translation by Google Translate, not legally binding) : en es
  • GB402827A - Improvements in or relating to electrical signalling systems : en
  • CH165881A - Device for determining the relative humidity. : de en
  • GB403016A - Improvements in or relating to flexible shafts : en
  • ES2147U - Paraffin heater or greases for skis. (Machine-translation by Google Translate, not legally binding) : en es
  • GB403639A - Improvements in apparatus for heating or cooling, and separating solid impurities from liquids : en
  • US1938603A - Tire and wheel construction : en
  • US1938839A - Seed disinfectant : en
  • AT135750B - Double-walled metal barrel. : de en
  • CH166063A - Signal system, in particular railway signal system. : de en
  • FR756827A - Reinforced concrete rail road : en fr
  • ES132172A1 - Improvements in electric discharge lamps. : en es
  • CA337867A - Synthetic resin : en fr
  • CH165943A - Arrangement for excitation of the reversing poles of stator-excited AC commutator machines connected in cascade with asynchronous machines. : de en
  • GB403419A - Improvements in or relating to elastic universal joint couplings : en
  • GB403063A - Improvements in or relating to locating and lifting sunken submarines : en
  • GB403030A - Improvements relating to moulding plastic material : en
  • DE571726C - Plant for generating gas-free steam by means of internal pressure firing : de en
  • FR756563A - Automatic turning machine : en fr
  • GB402937A - Improvements in and relating to methods of operating electric discharge devices : en
  • DK48144C - Device for Regulating the Speed of a Diesel Electric Vehicle. : da en
  • DK48126C - Suction wind boiler for Centrifugal pumps and Cell wheel pumps with circulating auxiliary fluid. : da en
  • ES132071A1 - A process for impregnating cotton yarns and similar textile materials with rubber. : en es
  • ES132208A1 - NEW SYSTEM OF LIGHTER OR ESSENCE LIGHTER. : en es
  • FR756719A - Film magazine container, allowing to remove a previously determined length of film : en fr
  • ES132387A1 - A mechanism of gears for gear change, intended for bicycles and other similar vehicles. : en es
  • FI15587A - Förfaringssätt vid kokning av Cellulosa jämte härför avsedda anordningar : en fi
  • FR756621A - : fr
  • DE589626C - Method of repairing oil-filled cables : de en
  • DE589794C - Safety device for the ignition battery system of internal combustion engines : de en
  • GB402817A - Improvements in or relating to the application of coatings to boot or shoe parts : en
  • USRE19023E - Seven years from june : en
  • DE589584C - Poultry slaughterhouse : de en
  • CH165831A - Process for obtaining an azo dye. : de en
  • ES132113A1 - A perfected, integral, horizontal type machine for retreading and vulcanizing car covers. : en es
  • FR756524A - New bolt and its manufacturing method : en fr
  • GB403014A - Improvements in or relating to brake blocks : en
  • US1938751A - Rubber-like mass containing olefine naphthalene polymerizates : en
  • US1938937A - Sand washer : en
  • AT135760B - Device for the remote transmission of measured quantities. : de en
  • CH166094A - Process for the production of an easily soluble, basic dye. : de en
  • DE589651C - Device for driving the turntable of speaking machines at two different speeds : de en
  • FR756646A - Watering device : en fr
  • US1938997A - Transmission : en
  • FR756714A - Processes for the preparation and treatment of complex aluminum alloys and new products resulting therefrom : en fr
  • FR756697A - Method of forming on supports such as so-called <<carbon>> papers, forms and the like, of transferable color layers which do not stain or pierce their support : en fr
  • FR756898A - : fr
  • FR756489A - Electric safety mechanism for cinematographs : en fr
  • GB403432A - Improvements in and relating to jig-saw puzzles : en
  • DE589734C - Shower heads, in particular for washing dishes : de en
  • GB403017A - Improvements in and relating to boiler furnaces and the like : en
  • DE589649C - Process for the treatment of flammable substances : de en
  • FR756513A - Apparatus used for making iron wires for mounting fly curtains in bamboo, wood, beads, cork, etc., and other applications : en fr
  • FR756899A - Mercury emanation device for medical treatment : en fr
  • ES132376A1 - A warning device for motor vehicles with artificial leather shutter that produces sounds. : en es
  • ES2134U - Special packaging for coffees and similar products. (Machine-translation by Google Translate, not legally binding) : en es
  • ES2136U - Cork and rubber stopper. (Machine-translation by Google Translate, not legally binding) : en es
  • US1939083A - Article feeder for slicers : en
  • US1939498A - Process for gasifying finely divided solid and liquid fuels : en
  • AT135716B - Bicycle ring game. : de en
  • AT135827B - Device for alternately exposing sheets hanging one behind the other, such as drawings, maps, plans or the like. : de en
  • CA337765A - Printing form : en fr
  • FR756753A - Liquid reservoir brush for hair and other uses : en fr
  • DE589772C - Headlights : de en
  • DE589862C - Fluid meter with four cylinders arranged at right angles to each other : de en
  • US1939621A - Oil-soluble basic salts of aroyl- : en
  • US1938651A - Vulcanization of rubber : en
  • DE589382C - Automatic ring-seam arc welding machine with a rotating support device for the welding machine : de en
  • US1938765A - Grinding machine : en
  • US1939514A - Jigging conveyer : en
  • NL31489C - : en
  • DE589602C - Device for feeding workpieces of round cross-section to a machine for centerless grinding with a grinding wheel and a slowly rotating guide wheel : de en
  • DE589667C - Motorized winding device for watches : de en
  • DE590073C - Device for grating and squeezing lemons : de en
  • FR756858A - Pocket camera : en fr
  • US1939607A - Means for coating by spraying : en
  • ES2080U - Duplicate tampon apparatus. (Machine-translation by Google Translate, not legally binding) : en es
  • ES2090U - Elastic metallic lattice (Machine-translation by Google Translate, not legally binding) : en es
  • FR756800A - Application to devices intended for the production of x-rays of the principle of rectification of alternating currents by elements of the oxy-metal type, and new industrial products resulting therefrom : en fr
  • FR756687A - : fr
  • DE589706C - Light metal snowshoes : de en
  • DE589801C - Arrangement for remote measurement, in particular total remote measurement, in which a measuring mechanism with a rotating armature is used as a receiving device : de en
  • GB403076A - Fastening for the wheels of railway vehicles : en
  • GB422266A - Improvements in or relating to devices for carrying bombs and other heavy bodies on and releasing them from aircraft : en
  • FR756641A - Aircraft landing gear improvements : en fr
  • CA337801A - Pipe coating spreader : en fr
  • FR756830A - Method of construction of electrodes for electronic lamps comprising a <<foot>> with metal tube welded by crushing : en fr
  • ES1546Y - Sheet with means of classification. : en es
  • DE589729C - Electric drive with main and auxiliary motor for cotton and similar knitting machines : de en
  • ES132388A1 - An improvement in the roller tracks. : en es
  • DE564782C - Process for the hydrogenation of fuels : de en
  • ES132070A1 - A burner apparatus for heavy oils. : en es
  • US1938646A - Production of yarns or the like from organic derivatives of cellulose : en
  • US1938625A - Control system for bake ovens and the like : en
  • US1939290A - Production of cellular solid bodies : en
  • ES132143A1 - A drawbridge drive with articulated racks that grip on drawbar articulation couplings by means of push and pull rods. : en es
  • ES132151A1 - A multi-way tap or cock for the pneumatic control of the speed-changing mechanism of a motor vehicle at the two ends thereof. : en es
  • FR756499A - Improved sight glass and counter intended in particular for said sight : en fr
  • GB402838A - Improvements relating to fire-lighters : en
  • GB402853A - Improvements in the process and apparatus for the carbonisation of solid fuels at low temperatures : en
  • FR756529A - Electric weft feeler for loom : en fr
  • FR756591A - Loudspeaker Moving Coils Improvements : en fr
  • FI15599A - Spolningsmaskin : en fi
  • GB403040A - Stamping apparatus for coking coal : en
  • FR756518A - Movable handle for so-called "camping" utensils or any other objects : en fr
  • ES132278A1 - Mechanism for electric drive of cotton looms for knitwear. : en es
  • DE589690C - Blade ring for radially loaded centrifugal machines : de en
  • FR756507A - Projection device for sound films : en fr
  • GB402951A - Improvements in or connected with means for launching aircraft : en
  • CH166045A - Device for cutting through metal strips used as binding agents. : de en
  • CH165853A - Method and device for reducing the hydraulic pressure when hot stamping dies for printing machines. : de en
  • CH166085A - Process for the production of a new metal-containing dye. : de en
  • US1939055A - Apparatus for handling material : en
  • US1939423A - Antitheft construction for vehicle fuel tanks : en
  • AT135709B - Potato planter. : de en
  • CA337838A - Gas purification : en fr
  • US1939578A - Automatic slot-closing device : en
  • US1938867A - Sanitary accessory for commodes : en
  • US1938940A - Tire mounting tool : en
  • AT135816B - Receiving circuit, especially for very short electromagnetic waves. : de en
  • CH166093A - Process for the production of an easily soluble, basic dye. : de en
  • CH165742A - Device on windows, doors and the like for the airtight conclusion of the, respectively. the moving parts. : de en
  • CH165924A - Motorized drive device, in particular for shut-off devices. : de en
  • CH166075A - Process for the production of a new azo dye. : de en
  • FR756818A - Panty belt intended to be worn under pajamas, swimsuits, etc. : en fr
  • US1939187A - Fish tape puller : en
  • US1939504A - Show case basket : en
  • US1939561A - Film projector : en
  • US1939602A - Heating apparatus : en
  • US1938784A - Machine tool : en
  • US1938638A - Adjustable reading table : en
  • US1939439A - Ignition apparatus : en
  • ES132067A3 - A procedure for the manufacture of waterproof tablecloths. : en es
  • FR756471A - Improvements to radiant bell-shaped heaters : en fr
  • GB402881A - Improvements in and relating to ships derricks and cargo working machinery : en
  • CH165975A - Cooling vessel for large rectifiers. : de en
  • US1939302A - Apparatus for and art of carburation : en
  • US1939414A - Golf practicing means : en
  • US1939571A - Paper tacking machine : en
  • DE589818C - Rohrbuendelschwelofen : de en
  • ES132217A1 - A setup to achieve uniform amplification and selectivity in a large frequency field. : en es
  • FR756786A - Improved means for transporting and sealing cardboard boxes and envelopes : en fr
  • ES132354A3 - Improvements in landing wheel sets for aircraft. : en es
  • ES132401A3 - A draft stabilizing device in the boilers of heating installations and the like. : en es
  • US1938677A - Water treating compound : en
  • US1938945A - Method of producing gasoline : en
  • US1939062A - Harness for aviators : en
  • US1939356A - Process of producing conical disks for centrifugal separators : en
  • US1939584A - Automatic adjustment means for vehicle brake actuating mechanism : en
  • US1939006A - Safety device for punch presses : en
  • US1939063A - Shield anode grid glow tube : en
  • US1939127A - Vending machine : en
  • US1939269A - Adjustable awning support : en
  • DE589655C - Internal combustion engine : de en
  • ES132414A1 - Perfeccionamientos in machines for the manufacture of knitted fabric. : en es
  • FI15581A - Locknut : en fi
  • GB402898A - Improvements in or relating to shampooing apparatus : en
  • GB402981A - Improvements in automatic volume control for wireless receivers and the like : en
  • US1938975A - Method of and apparatus for determining the drying time of substances : en
  • US1939114A - Demountable wheel : en
  • US1938767A - Grinding machine : en
  • US1939191A - Connecting-fitting for electrical systems : en
  • US1938963A - Production of green sulphur dyes : en
  • US1939397A - Process of electrodeposition of aluminum : en
  • USRE19021E - Process and mechanism for separat : en
  • DE589812C - Device for mixing gas and air for gas firing : de en
  • ES132235A1 - A process for manufacturing rubber yarn. : en es
  • ES132237A1 - PROCEDURE FOR THE PREPARATION OF YOGHURT. : en es
  • DE589620C - Process and furnace for bright annealing : de en
  • ES132260A1 - A device for making bands of rubber dispersions and the like. : en es
  • CA337889A - Synchronous motor starting and coupling means : en fr
  • US1939541A - Fastener : en
  • US1938576A - Dental coupling : en
  • US1938905A - Brake seal : en
  • US1939350A - Internal combustion engine : en
  • CH165785A - Rifleman guards for looms. : de en
  • DE589859C - Free fall plumb : de en
  • ES132123A3 - A process for the preparation of mechanically made soap containing alkali phosphates. : en es
  • US1939335A - Container ring and cover : en
  • US1938863A - Production control for doughnut machines and the like : en
  • US1938871A - Fastening strip for trim material : en
  • US1939275A - Manufacture of linoleum : en
  • US1938883A - Combination pressing machine : en
  • US1938687A - Method of and apparatus for generating kinetic fluids : en
  • CA337778A - Thin metal tube making machine : en fr
  • CA337893A - Luminous ball : en fr
  • CH166006A - A method of manufacturing filtering and sterilizing elements and an element obtained by this process. : en fr
  • GB402826A - Improvements relating to the suppression of froth or scum on liquids : en
  • FR756514A - Refrigerator with water circulation : en fr
  • FR756549A - Further training in tubular boilers : en fr
  • DE589598C - Device for recording and reproducing sound films with or without simultaneous image reproduction using an electric drive : de en
  • DE589808C - Process for making an acid-resistant iron with at least 12% silicon : de en
  • US1938976A - Polyazo dyestuffs : en
  • US1938742A - Gas-filled discharge tube : en
  • FR756490A - Regenerative braking process for motors controlled by electric valves : en fr
  • DE589727C - Device for tight and tight edge welding of scaled metal sheets : de en
  • US1938729A - Spring roller : en
  • US1939419A - Stopping device for looms or the like : en
  • US1938953A - Rod weeder : en
  • USD91178S - Design for a bathroom fixture : en
  • DE589439C - Drying process in which the material is exposed to the action of a stream of air or dry gas : de en
  • DE589707C - Device for tensioning and connecting the ends of wire ties for boxes, packages or the like. : de en
  • FR756531A - liquid elevator for constant level gas meters : en fr
  • ES132372A1 - Improvements in the suspension devices of the pivot crossbar of a bogie. : en es
  • IE13432L - Automatic change speed gear : en
  • ES132232A1 - A procedure to obtain gas. : en es
  • FR756467A - Improvements to circular looms : en fr
  • FR756653A - Manufacturing process of alkali and alkaline earth carbamates : en fr
  • US1939027A - Hat and coat hanger : en
  • US1939460A - Land surfacing device : en
  • US1939306A - Insulation : en
  • US1938934A - Filtering apparatus : en
  • US1938994A - Electric upsetting : en
  • US1939558A - Aircraft structure : en
  • CA337791A - Can body reforming apparatus : en fr
  • CA337806A - Acoustical paint : en fr
  • CH165912A - Safety razor. : de en
  • CH165922A - Hermetically sealed, gas-filled insulation element for heat or cold protection. : de en
  • DE589590C - Compressed gas switch for alternating current : de en
  • US1938637A - Suction chest facing for paper machines and method of manufacturing the same : en
  • US1938665A - Lubricator : en
  • US1938852A - Burner : en
  • US1938890A - Method of making imides of ketones : en
  • US1938902A - Substituted anilide of 2.3-hydroxynaphthoic acid : en
  • US1939023A - Key holder : en
  • US1939458A - Electric valve converting system and excitation apparatus therefor : en
  • US1938727A - Traveler's rosary : en
  • DE589852C - Spindle limit switch for cranes, winches or the like. : de en
  • DK48140C - Floor baking and Floor oven. : da en
  • AT135725B - Release valve for air brakes on railway vehicles. : de en
  • CA337787A - Window balancing device : en fr
  • CA337773A - Paper making machine : en fr
  • DK48122C - Garden plow. : da en
  • US1938654A - Sealing machine : en
  • US1939294A - Air deflecting ventilator : en
  • US1939240A - Gas burner : en
  • US1938884A - Ventilating system and apparatus : en
  • US1938984A - Valve construction : en
  • US1939122A - Windshield for motor cars and the like : en
  • US1939094A - Oil level indicator : en
  • US1939452A - Apparatus for welding : en
  • US1939628A - Method of making composite metal body : en
  • US1939217A - Mixed esters of carboxylic acids : en
  • US1939638A - Refractory material and method of manufacturing : en
  • ES1796Y - Apparatus for the conservation, transport and exhibition of eggs. : en es
  • GB402888A - Improvements in bridges for steam generator and other furnaces and means for controlling the passage of air therethrough : en
  • GB402963A - Improvements in and relating to crude oil engines : en
  • US1938716A - Method of deoxidizing iron and steel : en
  • US1938755A - Machine for refinishing roads : en
  • AT135878B - Safety razor. : de en
  • US1939106A - Beamless brake mechanism for railway cars : en
  • CH165845A - Valve bag made of paper. : de en
  • US1939421A - Coating : en
  • ES132163A1 - A process for the pyrolytic conversion and coking of mixtures of finely divided solid carbonaceous substances and hydrocarbon oils. : en es
  • CH165755A - Jet guide for liquid withdrawal points. : de en
  • AU1116233A - Improved process of preparing cellulose solutions and process of producing artificial threads, films, bands and suchlike artificial products from these solutions : en
  • CA337805A - Railway car door : en fr
  • CH165920A - Pipe tamper provided on tobacco pipes. : de en
  • CH165799A - Method for cleaning laundry and washing machine for performing the method. : de en
  • US1939273A - Vehicle window : en
  • ES2173U - Device to close and seal in the same operation. (Machine-translation by Google Translate, not legally binding) : en es
  • GB403106A - Improvements in or relating to the production and treatment of artificial filaments,threads, ribbons and the like : en
  • GB403109A - Improvements in and relating to starting apparatus for electric motors : en
  • NL31486C - : en
  • CH166064A - Signaling device at unguarded and blind level crossings. : de en
  • CA337779A - Electrical humidifier : en fr
  • AT135773B - Cutting machine. : de en
  • DE589704C - Folding boat : de en
  • CA337850A - Paper web drying apparatus : en fr
  • CH165925A - Quick opening valve. : en fr
  • US1939305A - Elimination of manganates in the production of tri-alkali phosphates from ferrophosphorus : en
  • AT135789B - Contact apparatus for musical instruments with magneto-electric sound generation. : de en
  • CH165958A - Device for charging batteries, mainly those for automobile vehicles. : de en
  • CH165763A - Installation allowing complete combustion and suppressing smoke in the fireplaces. : en fr
  • ES2126U - Elastic shock absorber and safety wheel. (Machine-translation by Google Translate, not legally binding) : en es
  • CA337790A - Suction cleaner and bag assembly : en fr
  • CH165966A - Direct acting electric regulator. : en fr
  • CH165751A - Machine for the production of concrete blocks. : de en
  • US1939409A - Antishimmying device : en
  • DE589609C - Device for the electrical separation and recovery of dust-like substances from gases : de en
  • GB402836A - Method of and apparatus for cooling tea leaf during manufacture of tea : en
  • NL31510C - : en
  • US1938781A - Milling machine : en
  • US1939574A - Pliers : en
  • CA337770A - Garment : en fr
  • US1938721A - Switch : en
  • USRE19025E - Automatic temperature control for : en
  • DE589476C - Sheet feeding in book stitching machines : de en
  • DE589664C - Device for holding, opening and setting up cans of all kinds : de en
  • GB402855A - Improvements in or relating to methods of simultaneously transmitting a large numberof independent electric currents through a single channel : en
  • FR756643A - Continuous movement fish frying pan : en fr
  • FR756747A - Agglomerate of hollow cement or other similar material : en fr
  • ES132134A1 - An improvement in the manufacture of hanging switches. : en es
  • ES132141A1 - SULFURATION PROCEDURE WITH DESACTION APPLICABLE TO SANITARY PRACTICES OF DISINFECTION, DISINSECTATION AND DESRATIZATION. : en es
  • ES132224A1 - A new procedure that allows an intimate and proportionate mixture of pharmaceutical and medicinal products, with sweetened fruits in puree, in order to increase the healing properties and the therapeutic effects that they themselves have. : en es
  • US1938685A - Means for applying surgical gloves : en
  • US1938783A - Milling machinery : en
  • GB402907A - Improvements in piston-packing rings : en
  • FR756729A - Folding billiard table : en fr
  • GB403032A - Improvements in water tube boilers : en
  • ES1854Y - Detachable buttons for clothing. : en es
  • GB402846A - Process of hydrogenating coal : en
  • GB402932A - Improved method and apparatus for moulding confection or candy centres : en
  • GB403404A - Improvements in or relating to apparatus for the electric heat treatment of metals : en
  • US1938974A - Bushing : en
  • US1938980A - Scoreboard for bowling alleys : en
  • US1938738A - Brake pipe vent valve : en
  • US1938850A - Mining machne : en
  • US1939537A - Fireplace damper : en
  • US1938964A - Combination table and ash tray : en
  • US1939233A - Automobile lock structure : en
  • US1939402A - Doorstop : en
  • US1938722A - Ripening of viscose sirup : en
  • US1939320A - Stock feeding mechanism : en
  • US1939598A - Sheet metal truss structure : en
  • US1939372A - Apparatus for heat treating packaged goods : en
  • AT135842B - Reinforced concrete ceiling composed of reinforced concrete beams with a continuous, upper longitudinal rib and intermediate plates. : de en
  • ES2081U - A lead sheet (Machine-translation by Google Translate, not legally binding) : en es
  • FR756780A - Pipe joint : en fr
  • FR756867A - Shoe sole : en fr
  • AT135791B - Thimble. : de en
  • CH165851A - Notepad. : en fr
  • CH165987A - Electric discharge tube for emitting light. : de en
  • DE589736C - Process for the production of objects and goods from rubber : de en
  • AT135835B - Hanging case. : de en
  • US1938950A - Optical system for projectors : en
  • US1939098A - Light intensive objective : en
  • CA337785A - Fan wheel : en fr
  • CA337796A - Manifolding sales book : en fr
  • US1939359A - Device for applying adhesive to envelope blanks or the like : en
  • CA337818A - Railway vehicle buffer mechanism : en fr
  • CH166081A - Process for the production of a new metal-containing dye. : de en
  • CH165850A - Holding device for loosely stacked sheets of paper, such as postal check and giro notes, bills, receipts, letters and the like. : de en
  • US1939079A - Sound picture reproducing equipment : en
  • AU812832A - Improvements in and relating toan improved implement for grubbing stumps andthe like : en
  • US1939175A - Automobile radiator : en
  • FR756539A - Suitcase with inner support core preventing the formation of creases in the clothes : en fr
  • FR756561A - : fr
  • GB402950A - Improvements in or relating to diesel-electric vehicles : en
  • GB403031A - Improvements in or relating to centrifuges : en
  • US1938912A - Substituted halogen-phenols : en
  • US1939426A - Mechanical pickler : en
  • CA337745A - Railway vehicle braking apparatus : en fr
  • CA337902A - Rolling shelf : en fr
  • CH165745A - Iron formwork with sheet metal for the production of concrete walls using the pouring and ramming process, as well as for the production of manholes. : de en
  • CH165748A - Connection for the assembly of radiator elements. : en fr
  • ES132212A1 - An apparatus that constitutes a calendar-piggy bank. : en es
  • US1939327A - Support for garments : en
  • US1938764A - Grinding machine : en
  • US1938786A - Spring operated wiper : en
  • US1938606A - Brake : en
  • US1939441A - Stock conveying apparatus for metal sawing machines : en
  • US1939358A - Grate support : en
  • US1939296A - Car brake : en
  • FR756776A - Arch support for the sole of the feet : en fr
  • US1939576A - Necktie : en
  • US1939476A - Refractory gas burner : en
  • CA337888A - Writing implement : en fr
  • US1938878A - Fastener for license plates : en
  • CH165756A - Watering lance. : en fr
  • US1939118A - Water closet : en
  • US1939360A - Envelope folding machine : en
  • FR756683A - Snap-in device : en fr
  • US1939207A - Coupling : en
  • CA337762A - Sponge cutting anchor : en fr
  • CH165923A - Automatic liquid pressure regulator, especially for hot water tanks. : de en
  • US1939051A - Sliding windshield : en
  • US1939521A - Centrifugal process of lining tubes with a bituminous or like material : en
  • USD91177S - Design fob an ice cream cone : en
  • AT135769B - Process for the production of double-walled vessels from glass. : de en
  • CH165927A - Encapsulated helical gear transmission, especially for honey extractors. : de en
  • US1939232A - Chemigraphic materials : en
  • US1938985A - Refrigerator display counter : en
  • US1938758A - Spindle oscillator : en
  • US1939293A - Method of making floor coverings : en
  • US1939056A - Hand bag and similar receptacle : en
  • US1939082A - Fiber board and method of manufacturing same : en
  • US1939591A - Purification of phenolic bodies : en
  • AT135758B - Method and device for the remote display of measured quantities. : de en
  • AT135894B - Compressed air brake with main control valve and an auxiliary control valve acted upon by the brake cylinder pressure. : de en
  • GB402823A - Improvements in electrical impedance networks : en
  • GB403059A - Improvements in and relating to arrangements for indicating the positions of movabledevices : en
  • US1939044A - Phase-sequence wattmeter system : en
  • NL32777C - : en
  • US1939447A - Diaphragm for acoustic devices : en
  • GB402935A - Interchangeable static and isodromic speed governing for prime movers : en
  • US1938822A - Wear preventer for drill-pipe : en
  • ES132190A3 - Improvements in the equipment for the manufacture of tires. : en es
  • ES1793Y - Device to prevent glare from car headlights. : en es
  • ES2092U - Device for cleaning combs. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756486A - Three-wheel steering axle with retraction of the side wheels : en fr
  • FR756546A - Advanced cigarette holder : en fr
  • DE589642C - Dental mouthwash : de en
  • FR756589A - Improvements relating to looms equipped with several needles to insert the weft : en fr
  • DE589645C - Driver link for steel chip layers for cutting floors : de en
  • US1939048A - Bottle cleaning apparatus : en
  • US1939210A - Roll holding camera : en
  • US1939228A - Universal joint : en
  • US1939234A - Lock structure : en
  • US1939318A - Fluid pressure fuel system : en
  • ES132243A1 - A method of joining the leather pieces of the sandals to the soles thereof. : en es
  • FR756636A - Gasometer : en fr
  • GB402860A - Improvements in or relating to protective arrangements for electric circuits or apparatus : en
  • US1938707A - Process or method of casting : en
  • US1939623A - Electric induction furnace and method of operating it : en
  • US1938954A - Corn picker : en
  • US1939618A - Mounting crank-shaft bearing : en
  • US1939481A - Universal-action electric fan : en
  • US1939026A - Colored gelatine relief image : en
  • US1939206A - Holder for stenographers' notebooks : en
  • DE589597C - Sintered hard metal alloy for work equipment and tools : de en
  • DE589835C - Electromotive device with equipment for troubleshooting : de en
  • ES2175U - Templates applicable to shoes, especially those of children (Machine-translation by Google Translate, not legally binding) : en es
  • FR756525A - Electric switch panel : en fr
  • US1939590A - Wood meter : en
  • ES132204A1 - A procedure for the preparation of liniments or embrocations with solid vehicle. : en es
  • US1939365A - Paraphenylenediamine dipicrate and process of preparing same : en
  • US1939528A - Wall board and joint : en
  • US1938701A - Amusement device : en
  • CA337755A - Necktie : en fr
  • ES132154A3 - Improvements in the manufacture of clothing to cover the head, especially metal helmet with protection against radiation. : en es
  • CH165842A - Rinsing device, in particular for machine parts. : de en
  • CH166061A - Coupling device for railway vehicles with a non-automatic screw coupling and an automatic central buffer coupling that can be pulled forward from a retracted position into the working position. : de en
  • AT135775B - Drive for cinematographic playback devices. : de en
  • DE589567C - Device for direct melting out of asphalt, bitumen, etc. Like. From barrels and other containers : de en
  • US1938978A - Door controlling means : en
  • US1939069A - Fuel control mechanism : en
  • CA337813A - Acetic acid processing : en fr
  • CH166026A - Exploration device for television apparatus. : en fr
  • AT135729B - Elastic wheel, in particular for rail vehicles. : de en
  • US1938870A - Polymerizing vinyl compounds : en
  • US1938616A - Educational device : en
  • DE589475C - Process and machine for the automatic feeding of closed layers in wire and thread sewing machines : de en
  • FR756597A - : fr
  • GB402801A - Improvements in and relating to thermally-operated electric switches : en
  • GB402822A - Improvements in or relating to stop motions for circular looms : en
  • GB402842A - Electrical signalling apparatus : en
  • CH166002A - Method of separating the substance acting on the thyroid gland and the gonadotropic anterior pituitary hormone from the anterior pituitary gland. : de en
  • CA337873A - Boiler superheater : en fr
  • CH165823A - Process for the preparation of a tetrazole. : de en
  • US1939046A - Protective relay : en
  • US1939238A - Automatic self-threading motion picture apparatus : en
  • US1939595A - Chair : en
  • CH165863A - Teaching aids for learning to calculate. : de en
  • US1939370A - Flexible coupling : en
  • US1939487A - Automatic latch for filing drawers : en
  • NL31547C - device for manufacturing roentgenpop names : en nl
  • US1939052A - Snap switch : en
  • CH166082A - Process for the production of a new metal-containing dye. : de en
  • US1938579A - Index tab : en
  • US1939635A - Method of concentrating aqueous rubber dispersions : en
  • AT135765B - Film cassette for cinema recorders. : de en
  • US1939622A - Method of accelerating oil drying : en
  • US1938942A - Automatic measuring device : en
  • US1939223A - Fairing strip attaching means : en
  • CH165999A - Garment containing rubber threads that affect the human body. : de en
  • FR756785A - Autoclave closing method for containers of all kinds and devices for its execution : en fr
  • GB402962A - An advertising device, signboard or the like : en
  • GB403064A - Improvements in or relating to refrigerating apparatus : en
  • US1939087A - Can cooling apparatus : en
  • AT135841B - Window. : de en
  • CA337807A - High frequency amplifying system : en fr
  • US1939157A - Assembling drum : en
  • US1939389A - Drag-head for dredging machines : en
  • CH166072A - Process for the production of a new azo dye. : de en
  • US1939268A - Screw driver attachment : en
  • CA337830A - Peat machine : en fr
  • CA337833A - Absorption refrigerating apparatus : en fr
  • CH165941A - Process for preparing charges for hermetically sealed two-liquid and diaphragm electric cells. : en fr
  • CH165998A - Litter. : en fr
  • CH165910A - Strop for removing razors. : de en
  • CH165921A - Method for sealing slotted head screws. : de en
  • US1938958A - Fluid pressure controlling apparatus : en
  • US1939137A - Material feeding device for automatic vertical lathes : en
  • US1939501A - Thread guide for knitting machines : en
  • US1939043A - Laundry pressing and drying machine : en
  • US1939450A - Ice cream cone : en
  • CH165870A - Box for ski wax in stick form. : de en
  • DE589673C - Synchronous machine without slip rings : de en
  • CH165995A - Denture. : en fr
  • CH166028A - Method for improving the effect obtained on the human eye in a television receiver apparatus and television apparatus for its implementation. : en fr
  • AT135843B - Clothespin. : de en
  • CH165782A - Process for the production of artificial structures. : de en
  • CH165830A - Process for the production of a new chromium-containing dye. : de en
  • CH165886A - Magnet system for electromagnetic loudspeakers, sound boxes or the like. : de en
  • AT135706B - Device for moistening hygroscopic substances. : de en
  • AT135711B - Snowshoe made of reinforced plastic. : de en
  • AT135823B - Toggle switch. : de en
  • AT135814B - Air conductor structure, in particular antenna or counterweight. : de en
  • FR756482A - Self-releasing springless stripper : en fr
  • FR756620A - Locking device for doors and windows : en fr
  • ES132262A1 - An apparatus for projecting views arranged on a tape or film. : en es
  • FR756813A - Rotating mechanical grid : en fr
  • FR756731A - Suspension for light vehicles : en fr
  • GB402899A - Improvements in and relating to the preparation of cereals : en
  • DE588484C - Method for fastening the connector pins in socket bodies made of molding compound : de en
  • DE589451C - Connection, especially for composite crankshafts : de en
  • ES2097U - Hygienic saltcellar (Machine-translation by Google Translate, not legally binding) : en es
  • FR756741A - Manufacturing process for new azo dyes : en fr
  • DE589841C - Electric multi-motor drive using asynchronous motors : de en
  • FR756900A - Device for automatic opening and closing of door leaves, grilles, barriers and other similar objects : en fr
  • FR756811A - Gearshift improvements and analog transmission systems : en fr
  • GB402862A - Improvements in or relating to miners' safety lamps : en
  • AT135748B - Compressed air delivery device for mortar. : de en
  • AT135785B - Breast holder. : de en
  • AT135713B - Device for sifting in air jet impact mills. : de en
  • CH165936A - Light alloy pistons. : de en
  • DE589525C - Clamping device for hanging lights on overhead tension cables : de en
  • US1938681A - Stoker mechanism : en
  • US1938688A - Gas turbine : en
  • US1939117A - Machine for dyeing yarn, stockings, and raw materials : en
  • GB402958A - Improvements in or relating to guillotine paper-cutting machinery and guards therefor : en
  • AT135778B - Brassiere. : de en
  • AT135714B - Device for regularly feeding the tobacco feeder of a cigarette machine with tobacco. : de en
  • DE589840C - Process for the production of the slot insulation for the straight parts of conductor bundles : de en
  • DE589845C - Instrument with viewing optics that can be introduced into body cavities : de en
  • DE589820C - Control device for flywheelless steam engines : de en
  • DK48123C - Device for car headlights. : da en
  • FR756836A - : fr
  • FR756844A - Bicycle rack with anti-theft device : en fr
  • NL32679C - : en
  • CH165735A - A haymaking machine that can be used as a hay turner and a rake to the side : de en
  • CH166027A - Method for synchronizing the television transmitter and receiver devices, and the receiver device for implementing this method. : en fr
  • CH165901A - Milling machine with vertically displaceable milling spindle slide. : de en
  • AT135825B - Display device for games. : de en
  • US1938583A - Thermostatic device : en
  • US1939184A - Automatic control means for conveyer systems : en
  • US1939148A - Fishing reel : en
  • AT135717B - Screw button. : de en
  • FR756542A - Improvements made to internal combustion engine starting devices : en fr
  • CA337875A - Ironing machine : en fr
  • US1939061A - Airplane : en
  • CH165797A - Method and device for cleaning laundry. : de en
  • US1939177A - Operating mechanism for oscillat : en
  • US1939033A - Recovery of sulphur : en
  • CA337862A - Shock absorber : en fr
  • DE589718C - Kickback protection : de en
  • GB403038A - Improvements relating to shearing machines for removing loose fibres from yarn, cordor twine : en
  • FR756685A - Apparatus for drawing sheet glass : en fr
  • FR756464A - Irigrapher : en fr
  • AT135707B - Electric primer for igniting flash powder. : de en
  • AT135749B - Circuit arrangement for the automatic control of transport devices with three-phase drive. : de en
  • AT135777B - Electric drive for household sewing machines. : de en
  • FI15602A - Säkerhetsanordning för flyåtare och rörledningar för flyktiga, explosiva ångor bildande vätskor : en fi
  • GB403124A - Improvements in or relating to fuel oil : en
  • DE589883C - Spring frame for bicycles, motorcycles, etc. like : de en
  • ES1219Y - Cloth for cleaning two sides. : en es
  • US1938649A - Differential gear for vehicles : en
  • US1939230A - Geomtric golf practice game : en
  • US1939277A - Booster motor controlling mechanism : en
  • FI15571A - Desinfektions- och tvättmedel : en fi
  • FR756740A - Rising muzzle fire : en fr
  • FR756770A - Device for producing, by means of electricity, steam intended to provide force : en fr
  • ES2131U - Auxiliary mechanism for guns. (Machine-translation by Google Translate, not legally binding) : en es
  • GB402943A - Improvements in knitting machines : en
  • GB403019A - Improvements in and relating to games scorers : en
  • US1939503A - Tool holder : en
  • US1939566A - Magazine pencil : en
  • FR756713A - Dry and denicotinized smoke pipe : en fr
  • FR756783A - Manufacturing process of rubber hoses with external reliefs : en fr
  • CH165867A - Ski wax pack. : de en
  • CH165759A - Shutter lock. : de en
  • DE589686C - Method and device for the production of enzymatic energies and gas mixtures from yeast or fermentation mixtures : de en
  • GB402930A - Improvements in spring balances or weighing machines : en
  • FR756794A - : fr
  • ES2085U - Device adaptable to refiners of ordinary masses to transform them into mechanical. (Machine-translation by Google Translate, not legally binding) : en es
  • GB402980A - Improvements in and relating to switches operated by fluid pressure for controlling electrical circuits : en
  • FR756775A - Method and device for making a building site capable of withstanding a determined load, without the risk of subsequent settlements : en fr
  • US1938717A - Cutting tool : en
  • US1939008A - Fast blue sulphur dyestuffs : en
  • US1939483A - Razor blade sharpener : en
  • FR756630A - Water skiing : en fr
  • FR756754A - Device imitating an airplane, for gymnastics and sport : en fr
  • FR756812A - Position light : en fr
  • ES132219A2 - A METHOD TO CAST PIPES CENTRIFUGAL. : en es
  • AT135776B - Apparatus for advancing an image sound film. : de en
  • AT135862B - Incandescent socket. : de en
  • CA337764A - Electrolytic white lead : en fr
  • FR756553A - Process for obtaining cellulose from plants : en fr
  • ES132197A3 - A new process for flavoring or preserving cigarettes and other forms of tobacco in a wet state. : en es
  • FR756665A - Submarine rescue device : en fr
  • US1939067A - Instantaneous pressure recorder : en
  • FR756661A - Chalk holder : en fr
  • FR756860A - Automatic ball toy : en fr
  • US1939473A - Pipe : en
  • FR756533A - Method and device for the production of police and traffic signs : en fr
  • DE589761C - Process to improve yeast fermentation : de en
  • ES2168U - A perfected rubber horseshoe for cattle (Machine-translation by Google Translate, not legally binding) : en es
  • GB403050A - An improved machine for removing footwear from lasts : en
  • CH165892A - Clock with device for automatic adjustment of the clock. : de en
  • CH166032A - Illuminated image for industrial plants. : de en
  • DE588721C - Device for the electromagnetic recording of sound vibrations : de en
  • FR756644A - Braun tube : en fr
  • FR756821A - Metal upright for the construction of guardrails on scaffolding or others : en fr
  • US1938900A - Hank or skein-winding mechanism : en
  • FR756577A - Hydrotherapeutic massage bath : en fr
  • DE557214C - Device for pasteurizing liquids, especially milk, in bottles : de en
  • FR756626A - Improvements to the continuous treatment process for plants with soda and chlorine gas for the industrial manufacture of cellulose : en fr
  • FR756923A - : fr
  • US1938809A - Method and blank for producing pipe fittings : en
  • US1939088A - Photosensitive apparatus : en
  • US1939496A - Derivatives of di- or trimethoxy-and-ethoxy-benzoic acids and process for the manufacture of same : en
  • ES1820Y - A container for lithinated sauces : en es
  • US1939608A - Current generating means : en
  • DE589857C - Use of an aluminum alloy for the production of acoustic oscillating bodies : de en
  • GB402894A - Improvements in electrical make-and-break contacts and method of making same : en
  • DE589760C - Springy hunchback stick : de en
  • FR756746A - Fixed household waste collector used in buildings and allowing the semi-automatic filling of boxes or other containers used to transport this waste : en fr
  • FR756501A - Process for the manufacture of rubber hoses, installation for carrying out this process and hose manufactured according to this process : en fr
  • GB402925A - Improvements in the manufacture and production of hydro rubber : en
  • FR756469A - electrode and welding process : en fr
  • GB402824A - Improvements in or relating to apparatus for the carrying out of gas reactions : en
  • DE589631C - Procedure for avoiding resonance overvoltages : de en
  • FR756631A - Dryer-ironer bowl : en fr
  • GB402879A - Improvements in and relating to the handling of railway rails and the like : en
  • US1938674A - Resistance device and insulator : en
  • US1938903A - Carding mechanism for cigarette making and kindred machines : en
  • US1939005A - Production of aldehydes : en
  • US1939141A - Valve : en
  • US1939604A - Step pad : en
  • CH165950A - Triangular section pole especially for supporting power lines. : en it
  • DE589797C - Mill for wet grinding : de en
  • DK48133C - Apparatus for Receiving Basic Fee (Meter Rental) for Automatic Meters for Gas, Electricity and Similar Consumption. : da en
  • FR756519A - Improvements in the manufacture of espadrilles, sandals and sports shoes with rubber soles : en fr
  • FR756819A - Improvements to the sliders of quick fasteners with staple bands : en fr
  • DE589865C - Test tube rack : de en
  • DE589868C - Transmission, especially for internal combustion engines, for converting rotary movements into reciprocating movements and vice versa with pistons arranged in a circle around the shaft parallel to it : de en
  • FR756739A - Engine ellipsoid explosion chamber working in combination with an inclined working surface piston : en fr
  • GB402799A - Improvements relating to piling foundations : en
  • CH166009A - Device for waving and drying hair. : de en
  • GB403042A - Process for cleaning liquids by means of centrifugal force and device for carrying same into effect : en
  • GB402928A - A process for the halogenation of unsaturated hydrocarbons : en
  • GB403067A - Goggles adapted for protection against blinding light : en
  • DE588898C - Process for the production of acid-resistant putties : de en
  • DE589705C - Electromagnetic sound generator : de en
  • CH165864A - Times table for arithmetic lessons. : de en
  • FR756791A - Cascading of an asynchronous main machine with a downstream manifold machine : en fr
  • ES132124A3 - A procedure for obtaining fabrics, sponges and similar materials that, through impregnation in a special preparation, clean all kinds of unnatural stains on human skin. : en es
  • US1939554A - Optical system : en
  • CA337744A - Railway vehicle braking apparatus : en fr
  • ES132150A1 - A control device for a speed change for motor vehicles, particularly for rail and tram cars, which uses a fluid under pressure. : en es
  • ES2158U - Axes, rollers, bearings made of hard wood, self-fatliquoring (Machine-translation by Google Translate, not legally binding) : en es
  • FR756540A - Sound system and dubbing of talking films : en fr
  • CA337781A - Axle box dust shield : en fr
  • CH165846A - File binding machine. : de en
  • DE589892C - Device for disc or rotary pointer display devices, especially for lucky wheels and roulette : de en
  • CH165980A - Lighting installation for automobiles. : en fr
  • CH166066A - Tilting garage door. : de en
  • US1939489A - Wheel : en
  • GB402921A - Improvements in or relating to fireplace surrounds and the like : en
  • DE589774C - Method of bleaching with hypochlorites : de en
  • US1939619A - Metal flashing : en
  • GB402906A - Improvements in or relating to the method and means for marking out tennis courts orthe like : en
  • GB403417A - Improvements in or relating to machines for pressing and shaping pickers for looms : en
  • FR756856A - Improvements made to metal frames : en fr
  • ES132248A1 - A method to melt tubes centrifugally. : en es
  • CA337869A - Thermostatic device : en fr
  • DE589643C - Pessary with expandable pessary edge with insertion and removal device : de en
  • ES132177A1 - Transmission mechanism for rail vehicles. : en es
  • ES132271A3 - A mechanical mixer with an inclined working fork. : en es
  • US1938735A - Rotary engine : en
  • AT135860B - Tube closure. : de en
  • FR756528A - Lighting fixture : en fr
  • DE589483C - Arrangement for lighting automobile roads : de en
  • DK48149C - Projectile with rear-folding wing control. : da en
  • ES2145U - One foot of support for rotating armchairs (Machine-translation by Google Translate, not legally binding) : en es
  • FR756587A - Motor without prior explosion chamber : en fr
  • GB403028A - Improvements in or relating to the lining of walls and also to the making of separate walls or partitions : en
  • AT135787B - Method and device for influencing the amplitude-time characteristics of musical instruments. : de en
  • AU1466833A - A process forthe after treatment of cellulose sheets and foils produced bythe viscose or sodium cellulose xanthate process : en
  • DE589851C - Two-drum winch : de en
  • ES132152A2 - : es
  • DE589875C - Method and device for developing diazotypes in which a liquid developer is applied to the surface to be developed without friction : de en
  • US1939538A - Pipe hanger for hardening rooms : en
  • DE590225C - Method and device for manufacturing twist-free stranded wire ropes : de en
  • DE589861C - Volumetric meter or motor with in a housing each rotatably arranged wing piston : de en
  • GB403085A - Improvements in cocks and valves : en
  • CA337748A - Crucifix : en fr
  • AT135875B - Device for the production of hot cathodes. : de en
  • AU1043032A - Improvements in or relating to rubber surfaces and methods of treating same : en
  • FR756516A - Improvements to breakwaters and shore walls for edge protection and river channeling : en fr
  • GB402844A - Improvements in and relating to mechanical power transmission : en
  • US1939218A - Acylamino-anthraquinones and process of producing the same : en
  • US1939406A - Starting mechanism : en
  • FR756816A - Automatic power supply regulator for continuous fluid pressure brakes : en fr
  • ES2177U - Radiator for heating. (Machine-translation by Google Translate, not legally binding) : en es
  • FI15563A - Restrictions on the use of water in organic production : en fi
  • US1938678A - Machine for cutting, trimming, and ornamenting shoe parts : en
  • US1939120A - Vending machine : en
  • US1938795A - Rotary valve for engines : en
  • US1939116A - Process for the continuous production of esters of ethyl alcohol : en
  • US1939497A - Tarnish-proof container : en
  • US1938979A - Hydraulic brake mechanism : en
  • US1939394A - Apparatus for ejecting soot and dust : en
  • DE589724C - Arrangement for frequency conversion in static frequency converters : de en
  • US1938925A - Insulating unit : en
  • FR756544A - Improvements in the treatment of oleaginous plant materials : en fr
  • ES2130U - Alarm device against theft, applicable to all kinds of doors. (Machine-translation by Google Translate, not legally binding) : en es
  • CH165781A - Continuous ring twisting machine for artificial silk. : en it
  • CH165978A - Controllable grid for arc converters. : de en
  • US1938602A - Feed water regulating valve : en
  • US1938875A - Coolant supply for machine tools : en
  • US1939362A - Machine for forming dough products : en
  • ES1819Y - Terminals for the fixing rods of the file cabinets by visible cards. : en es
  • FR756828A - Bleach device : en fr
  • FR756862A - Valve drive for piston steam engines : en fr
  • FR756639A - Device for periodical registration devices : en fr
  • GB403049A - A process for manufacturing coloured cellulose material : en
  • ES132423A1 - Perfeccionamientos in shuttles without quill for weaving looms. : en es
  • FR756701A - Lowered frame : en fr
  • DE589592C - Multi-phase motor with switchable winding divided into groups : de en
  • FR756573A - Device for fixing seats in theaters : en fr
  • GB402988A - Improvements relating to electric induction furnaces : en
  • ES132371A1 - Apparatus for preparing coffee heated by central electrical resistance and governed by hand. : en es
  • FR756586A - Subject mobile under the action of the wind, particularly applicable to the decoration of automobile radiator caps : en fr
  • FR756733A - Altimeter : en fr
  • ES132036A1 - Improvements in the manufacture of photographic films of coil for loading in the light of day. : en es
  • FR756465A - Centrifugal spinner for laundry : en fr
  • FR756805A - Device for automatic adjustment of electric currents by discharge receptacles controlled by grids : en fr
  • FR756887A - Removable control and adjustment device for gas meter drawers : en fr
  • CH165935A - Injection device for internal combustion engines. : de en
  • CH165977A - Device for driving contact devices for grid control of mercury vapor valves. : de en
  • ES132378A1 - Fitting or plug for gas sockets, specially designed to make connections without cutting the passage of the fluid, with the device of carrying piece for acting on it. : en es
  • GB403084A - Improvements in or relating to starting and stopping mechanism of power driven machines : en
  • GB402971A - Improvements in and relating to rack operated pressing machines : en
  • ES2129U - Silk cuttings suitable for wrapping fruit (Machine-translation by Google Translate, not legally binding) : en es
  • DE589689C - Yarn docking device : de en
  • FR756599A - Control device for machines operating automatically, in particular for centrifugal machines : en fr
  • ES2137U - Arrangement for tightening metal plugs. (Machine-translation by Google Translate, not legally binding) : en es
  • ES132270A3 - A mechanism applicable to fat, wax and resin extractors. : en es
  • ES132142A1 - New transmission gear system. : en es
  • FR756571A - Magnetic and automatic protector of any electrical circuit : en fr
  • FR756647A - Process for the production of texts, subtitles on cinematographic films : en fr
  • GB403408A - Improvements in the control of the flow of alternating current through electronic discharge tubes : en
  • DE589856C - Silo with cross ventilation : de en
  • FI15577A - Trådglas : en fi
  • FR756686A - Sports corset : en fr
  • FI15591A - Liggande centrifugalsorterare för trämassa, Cellulosa eller liknande : en fi
  • FR756488A - High power boiler with heating surfaces lined with ribs : en fr
  • DE589688C - Hand punch for punching out fabric pattern carpets or the like. : de en
  • AT135727B - Operating levers for vehicle brakes and. like : de en
  • US1939012A - Strike for brick molds : en
  • DE589601C - Automatic trailer coupling for motor vehicles : de en
  • ES132188A3 - Improvements in the methods to obtain oscillating joints. : en es
  • ES132227A1 - New mail distribution device. : en es
  • FR756622A - Carrier axle mounted on a trailer steering front axle, equipped to act as a driving axle : en fr
  • FR756526A - Device to hold shoes in hand : en fr
  • FR756600A - : fr
  • GB403010A - Improvements in or relating to apparatus for examining bodies by means of x-rays or other radiation : en
  • GB422274A - Improvements in or relating to devices for carrying bombs and other heavy bodies on and releasing them from aircraft : en
  • US1938775A - Milling machine : en
  • NL31543C - : en
  • ES132105A1 - Improvements in thermionic valves. : en es
  • ES132240A1 - Improvements in the flow tubes for cooling systems. : en es
  • ES2100U - Caloriferous for chick raising sheds (Machine-translation by Google Translate, not legally binding) : en es
  • FI15589A - Blekningsholländare för klorering av växtfibermassor : en fi
  • FR756666A - Metal edging for sidewalks and pavements : en fr
  • DK48125C - Device for Bottle Washing Machines. : da en
  • CA337802A - Lever : en fr
  • FR756541A - Electric switch for obtaining several intensities for the same lighting lamp : en fr
  • CH165775A - Drawer. : en fr
  • DE589621C - Fastening bolts secured against turning, especially for the railway superstructure : de en
  • DE589759C - Machine gun with tape or belt-shaped cartridge feed device : de en
  • US1939611A - Storage and dispensing apparatus for carbon dioxide : en
  • US1939422A - Mixed polymerization products and a process of preparing them : en
  • DE589733C - Vacuum cleaner with multiple filters : de en
  • ES132139A1 - A procedure for the preparation of indefinitely preserved vegetable juices rich in vitaminization of formula milk. : en es
  • ES132276A1 - Improvements in the manufacture of cables for power transmission. : en es
  • FR756522A - Saw guard : en fr
  • GB403098A - Method of measuring the relative displacement of two or more points of a body : en
  • DE589839C - Insulation for the winding heads of electrical machines : de en
  • AT135802B - Arrangement for medical treatment with electrical oscillations of very high frequency. : de en
  • GB403411A - Improvements in the manufacture of fungicidal bodies : en
  • US1939400A - Depositing and decorating device : en
  • DE589589C - Five-layer covering material : de en
  • FR756973A - : fr
  • US1938799A - Fan : en
  • US1939135A - Bearing for pump operating levers : en
  • US1938779A - Transmission and control mechanism for a milling machine : en
  • US1938842A - Mechanical stoker : en
  • FR756554A - Method and apparatus for drying olive pomace : en fr
  • ES132169A1 - An agricultural machine for tilling and sowing corn. : en es
  • ES2091U - Hook for blinds ajar. (Machine-translation by Google Translate, not legally binding) : en es
  • AT135703B - Method of processing whey. : de en
  • ES1797Y - Arrangement for heating boiler or with internal heating device. : en es
  • FR756454A - Indicator dial and adjustment device for liquid metering-dispensers : en fr
  • CH165770A - Floor covering composed of elements, such as B. Carpet or door template. : de en
  • CH165774A - Work table for food processing, in particular for butcher shops. : de en
  • US1938920A - Impelling mechanism for feeding and cutting : en
  • US1939241A - Pickling stainless steel : en
  • US1938813A - Ventilating and fire shutter for motion picture projection machines : en
  • US1939150A - Unloading valve : en
  • FR756750A - Device for cooling the lubricating oil of internal combustion engines : en fr
  • FR756848A - Arrangement to induce multiple total reflections : en fr
  • GB402973A - Improved manufacture of mixed anhydrides of silicic acid and carboxylic acids : en
  • FR756590A - Manufacturing process of the bearings : en fr
  • DE589647C - Box, in particular shoe shirt box : de en
  • ES132393A1 - A process for obtaining cellulose alpha-cellulose esters in substitution of cotton pastes and their derivatives. : en es
  • GB402914A - Improvements in or relating to circular knitting machines : en
  • GB402941A - Improvements in or relating to means for actuating servo-operating controlling surfaces for aircraft and the like : en
  • ES2106U - Stove with water chamber and forced draft. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756883A - Soft soap manufacturing process : en fr
  • GB403047A - Improvements in and relating to a method and apparatus for the production of knittedtubular cord and the like : en
  • CH165762A - Central heating boiler. : en fr
  • CH165908A - Machine for sharpening mower blades. : de en
  • GB402915A - Improved arrangement of drawing rollers for use in spinning : en
  • GB402833A - Improvements in or relating to braking systems for aircraft : en
  • GB403034A - Improvements in devices for automatically controlling fire doors : en
  • US1939121A - Coal cleaner : en
  • CA337814A - Paper roll core cap : en fr
  • CH165834A - Process for the preparation of a dye of the triarylmethane series. : de en
  • CH166011A - Collapsible probing rod for searching for people buried in avalanches. : de en
  • US1939281A - Process of cracking hydrocarbon oils : en
  • US1939510A - Twin sole-laying press : en
  • AT135853B - Puller for straight razors and blades. : de en
  • CH165815A - Method and device for the production of cigarette tubes with a glued-in mouthpiece or smoke filter plug. : de en
  • US1939133A - Printing machine : en
  • AT135742B - Control and braking device for drives with changing direction of travel or changing direction of rotation of the motor. : de en
  • NL31660C - Method for preparing mordant for leather : en nl
  • US1939040A - Split automatic control system : en
  • CA337803A - Wheel hub : en fr
  • DE589717C - corset : de en
  • US1938730A - Rubber-like mass containing styrol polymerizates : en
  • US1939007A - Adjustable concrete form : en
  • US1939134A - Gas anaesthetizer : en
  • US1939361A - Electric connection particularly applicable to junction boxes : en
  • US1938680A - Resilient building construction : en
  • US1939495A - Tank and valve fitting therefor : en
  • US1938731A - Rubberlike mass containing styrene polymerizates : en
  • US1939455A - Electric power converting apparatus : en
  • CH166004A - Process for the preparation of a derivative of 5,5-phenylethylhydantoin. : de en
  • NL31854C - : en
  • US1938756A - Grinding machine : en
  • CH165969A - Electrical device that works with audio frequency currents and has a core made of sheet metal. : de en
  • CH165970A - High-voltage and radiation-proof container for X-ray tubes. : de en
  • US1938617A - Foot support : en
  • US1938951A - Umbrella identification tag : en
  • US1939112A - Process and apparatus for removing carbon from still tubes : en
  • US1939166A - Treatment of intestinal tract : en
  • CH165944A - Valve-controlled single-phase motor with closed working winding. : de en
  • CH165971A - Mercury arc rectifier. : en fr
  • CH165880A - Dry gas meter. : de en
  • CH166097A - Liquid dispenser. : en fr
  • US1938880A - Ice cream method and machine : en
  • US1939373A - Joint : en
  • US1939066A - Time stamp : en
  • CH165806A - Device for shining felt hats. : de en
  • CH166084A - Process for the production of a new metal-containing dye. : de en
  • US1939126A - Automatic capping machine : en
  • US1939381A - Cushioning mechanism : en
  • DE589682C - Calculating device based on nomography : de en
  • AT135738B - Boat trolleys for small and folding boats. : de en
  • ES1618Y - Beach shoe with molded sole and rectangular grooves to hold covered straps. : en es
  • ES1849Y - Hygienic container. : en es
  • FR756757A - Advanced manufacturing process for terry cloth and resulting industrial products : en fr
  • US1938825A - Fire control instrument : en
  • US1939219A - Process for preparing motion pictures by dye transfer : en
  • AT135861B - Crane system, especially for motor vehicles and. like : de en
  • CA337749A - Dredger : en fr
  • AT135726B - Manure protection, in particular for motor vehicles. : de en
  • AT135801B - Device for coupling the antenna to the first tuning circuit of a receiver. : de en
  • US1938584A - Apparatus for producing accompanying music : en
  • US1939354A - Lighting system for toy vehicles : en
  • AT135845B - Process for the production of cardboard which is provided with a special cover layer on one or both sides. : de en
  • US1938927A - Aldehyde proteid composition : en
  • US1938990A - Multiple scanning device : en
  • US1939261A - Treatment of cellulose acetate materials : en
  • US1939451A - Flexible metallic conduit : en
  • US1939486A - Apparatus for summating the integrations of any number of integrating quantity meters : en
  • US1939563A - Lubricator : en
  • USD91166S - Design for a tumbler or similar : en
  • US1938585A - Disinfectant : en
  • US1939363A - Washer for water faucets : en
  • US1938661A - Knee type milling machine : en
  • US1938798A - Silencing ventilator for windows : en
  • CA337747A - Towel holder : en fr
  • US1938885A - Hand brake for railway cars : en
  • AT135766B - Illuminated circuit diagram for monitoring energy distribution systems. : de en
  • AT135857B - Process for increasing the fat content of milk for the production of creamy or whipped cream-like products. : de en
  • AU1045032A - Improvements in casement window stays : en
  • FR756520A - Direction indicator for vehicles : en fr
  • US1939221A - Brake operating mechanism : en
  • US1939348A - Yarn winding, doubling, and like machine : en
  • AT135820B - Smooth door. : de en
  • CH165894A - Process for cutting material containing precious metals. : de en
  • CH165982A - Heat-controlled main valve for gas burners. : de en
  • US1938819A - Automatic welding apparatus : en
  • US1938935A - Container : en
  • AT135768B - Method and device for pressing filling or sealing material into cracked concrete, fissured rock or the like. : de en
  • CH165786A - Shuttle exchange device for looms with revolver shuttle exchange. : de en
  • CH165738A - Process for the production of foams. : de en
  • CH165777A - Tie stretcher. : de en
  • CA337877A - Wireless communication apparatus : en fr
  • CH166068A - Process for the preparation of 12-oxy-octodecanol-1. : de en
  • AT135739B - Control valve for single-chamber compressed air brakes. : de en
  • AT135833B - Contact protection safe connection device for electric fluorescent tubes. : de en
  • DE589825C - Gear arrangement in vehicles, in particular motor locomotives : de en
  • CH165835A - Process for the production of color lakes of basic dyes. : de en
  • CH165976A - Discharge vessel with grids. : de en
  • US1938608A - Process of purifying metal : en
  • US1938619A - Automatic draft regulating device for boilers : en
  • US1939270A - Apparatus for vaporizing liquid fuel : en
  • US1939092A - Knock over bit for knitting machines : en
  • CA337899A - Cement : en fr
  • DE589749C - Pedal device on sewing machine furniture : de en
  • NL31457C - : en
  • US1939627A - Microphonic amplifier hearing-aid device : en
  • US1938957A - Guy guard : en
  • US1939560A - Guard rail fastener : en
  • ES132081A1 - A procedure for the manufacture of own terry fabrics for the manufacture of bathrobes, coats, capes and pajamas. : en es
  • AT135863B - Illuminated sign. : de en
  • CA337819A - Waterproof pavement, roof or floor : en fr
  • CH165780A - Device on cleaning machines for placing cleaning devices on vessels to be cleaned. : de en
  • CH165896A - Method for producing longitudinal re-entrant parts on tubes. : de en
  • AT135718B - Baking machine. : de en
  • DE589650C - Drawstring drive of the pointer shaft of self-indicating scales : de en
  • AT135743B - Shell ejector for firearms. : de en
  • AT135788B - Sound recording method and means of carrying it out. : de en
  • CH165967A - Process for the production of electrode entries for discharge vessels, in particular anode entries for mercury vapor rectifiers with metal walls. : de en
  • US1938807A - Lidding tool : en
  • US1939095A - Wheel : en
  • AU926932A - Improved mechanism for making knitted fabric : en
  • US1938623A - Spinning of artificial filaments : en
  • US1939534A - Ophthalmic mounting : en
  • CH165734A - Mower cutting unit. : de en
  • CH165852A - Foundry for casting semi-cylindrical stereotype plates. : de en
  • NL32715C - : en
  • US1938895A - Unit tower drier : en
  • CH165984A - Device for lighting and extinguishing candles. : de en
  • CA337777A - Cable anchoring means for winding drums : en fr
  • CA337886A - Suspender loop : en fr
  • US1939013A - Eyelash curler : en
  • US1939349A - Can opening device : en
  • US1938854A - Pump : en
  • US1939180A - Primary- combustion- or explosion-device for internal combustion engines : en
  • US1939093A - Vari-voltage control system for movable bridges : en
  • US1939430A - Sampling tool for pulp or the like : en
  • US1939615A - Armature : en
  • GB403006A - Improvements in or relating to driving wheel arrangements particularly for tractors : en
  • US1938593A - Sack with automatic closing means : en
  • US1938604A - Separator for liquids and solids : en
  • US1939242A - Coupling : en
  • AT135704B - Delay set for electric time detonators. : de en
  • CA337825A - Tube drawing machine : en fr
  • CH165957A - Liquid interrupter. : de en
  • CH165915A - Process for reducing the water vapor permeability of film-shaped structures. : de en
  • GB403108A - Improvements in or relating to extrusion presses for use in the manufacture of lead pipes : en
  • US1939199A - Clip attachment for fountain pens and other tubular articles : en
  • DE589674C - Arrangement of two or more current transformers with a common primary winding or primary windings connected in series : de en
  • DE589863C - Fluid meter : de en
  • US1939316A - Combined typewriting and computing machine : en
  • CA337851A - Internal combustion engine : en fr
  • CH165873A - Bowling alley. : de en
  • US1939182A - Water softening apparatus : en
  • US1939511A - Tobacco cutting machine : en
  • US1939629A - Festooning rack : en
  • ES1658Y - Cast iron box for water meter batteries. : en es
  • FR756650A - Window lift : en fr
  • US1939526A - Apparatus for expanding metal tubes : en
  • US1938567A - Garment hanger and protector : en
  • US1938761A - Machine tool : en
  • US1938881A - Shock absorbing mechanism : en
  • US1939144A - Automatic developing apparatus : en
  • US1938571A - Lubricating apparatus : en
  • US1938929A - Thermostatic switch : en
  • ES2167U - Regable support and applicable to the electric lampholders. (Machine-translation by Google Translate, not legally binding) : en es
  • CH166044A - Means for equipping objects, in particular packages, with a carrying device. : de en
  • DE589702C - Device for sorting fruits or the like. : de en
  • DE589607C - Process for the manufacture of cylindrical wire screws of very small diameter from very fine wires : de en
  • DE589824C - Salt bath oven : de en
  • FR756748A - Improvements to drainage plows : en fr
  • CH165798A - Washer with liquid mover. : de en
  • CH165929A - Device for sealing machines, in particular centrifugal compressors. : de en
  • GB403121A - Improvements in the treatment of knitted fabrics : en
  • ES132392A1 - A new system of scenarios. : en es
  • GB403065A - Improvements in and relating to mattresses and the like : en
  • FR756497A - Improvements to mudguards for road vehicles : en fr
  • FR756896A - Improvements in the preparation of molding powders based on synthetic resins : en fr
  • GB402885A - Improvements in or relating to means for attaching hay and the like sweeps to motor vehicles : en
  • GB403089A - Improvements in toe dancing or ballet shoes : en
  • FR756500A - Slit lamp for eye exams : en fr
  • FR756870A - High sensitivity contact relay : en fr
  • US1938766A - Grinding machine : en
  • US1939050A - Signaling device : en
  • FR756660A - Device for elastic mounting of the steered wheels of motor vehicles : en fr
  • FR756825A - Portable tutor for telephone receiver : en fr
  • US1939416A - Ortho-aminoaryl-alkylsulfones and ortho-aminoaryl-aralkylsulfones : en
  • AU1043232A - Internal combustion engine : en
  • FR756536A - Wax and polish refinements : en fr
  • FR756716A - Lifting device : en fr
  • FR756764A - Protection provisions for electric cables : en fr
  • FR756879A - Mold for cooking pig's trotters : en fr
  • FI15590A - Sorting machines : en fi
  • GB402999A - Improvements in or relating to drives for drilling machines : en
  • US1938801A - Ventilating and air conditioning device : en
  • US1939022A - Can cap : en
  • ES2079U - Heating radiators. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756807A - Improvements to rotary kilns : en fr
  • GB403120A - Process for the production of alloys of the alkaline earth metals with lead or other metals : en
  • US1939099A - Automatically variable change speed gear device : en
  • DE589632C - Tubular electric incandescent lamp with a longitudinally lying glow body or tubular discharge tube : de en
  • US1938792A - Condenser with group clamps : en
  • US1938849A - Exhaust washer and silencer : en
  • DE589622C - Railway carriage pusher with a feed gear : de en
  • DE589696C - Procedure for avoiding the distortion factor in modulated tube transmitters by compensating for the distortion by means of rectified, modulated high frequency : de en
  • ES132211A1 - Improvements in the devices for the automatic stop of vehicles, in the case of fainting or an analogous accident to the driver. : en es
  • DE589571C - Heating plate with hollow ribs : de en
  • DE589826C - Vehicle, especially railroad car, for the transport of heat-sensitive goods : de en
  • ES132259A1 - A refinement in rotary coil paddle mixers. : en es
  • US1939107A - Halter : en
  • US1939502A - Closing mechanism for collapsible tubes : en
  • AT135806B - Object stage for microscopes. : de en
  • CH165940A - Tube for heat exchanger. : de en
  • DE589799C - Device for balancing the weights on roller shutters by means of balancing springs : de en
  • GB403027A - Improvements in safety devices for window cleaners : en
  • ES2124U - Horseshoe with rubber carved or not styled for all kinds of horses and horses (Machine-translation by Google Translate, not legally binding) : en es
  • ES2174U - Folding armchair with flexible texture that does not require the use of nails or other similar means to fix it to the frame of the chair. (Machine-translation by Google Translate, not legally binding) : en es
  • ES2099U - Apparatus for washing clothes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756623A - Driving axle acting as chain guard : en fr
  • GB403051A - Spring lubricating device : en
  • GB402942A - Improvements in and relating to oil-break electric switches : en
  • US1939019A - Contact protection circuit : en
  • US1939145A - Power control of interconnected electric generating and distributing systems : en
  • ES2144U - A cutting blade for razors (Machine-translation by Google Translate, not legally binding) : en es
  • FI15593A - Frihjulsbromsnav : en fi
  • FR756473A - Device for the destruction of insects : en fr
  • GB403399A - Improved clothes hanger : en
  • DE589661C - Method and device for making cheese, in particular Swiss cheese, juicy : de en
  • FR756885A - Freewheel operating mechanism for automotive cars and other applications : en fr
  • FR756726A - Manufacturing process of metal cable sheaths which are pressed at high temperatures : en fr
  • US1938913A - Apparatus for treating footballs, basket-balls or like inflatable balls : en
  • US1939524A - Rolling mill : en
  • ES132173A1 - A procedure to waterproof fabrics by means of aluminum powder. : en es
  • FR756496A - Method and arrangement for synchronizing television reception apparatus, in particular with the use of braun tubes : en fr
  • US1938820A - Gluing and pasting machine : en
  • GB402900A - Improvements in or relating to letterboxes or like receiving devices : en
  • US1939466A - Fluid pressure gauge : en
  • US1939475A - Gathering implement : en
  • US1939612A - Liquid pervious container attachment : en
  • CH165758A - Door lock. : de en
  • CH165914A - Reproduction process for duplicating sculptures. : de en
  • CH165938A - Device for temporary venting of refrigeration machines working in a vacuum. : de en
  • CH165986A - Electric incandescent lamp. : en fr
  • AT135837B - Procedure for marking the identification body of fuse cartridges. : de en
  • ES132280A1 - Improvements in the recording systems. : en es
  • FR756734A - Manufacturing process of plywood : en fr
  • ES2143U - Portatulipas balloon, screens and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • GB403056A - Improvements in revolving nose-pieces for microscopes : en
  • US1939438A - Ignition apparatus : en
  • US1939198A - Paper rewinder : en
  • US1939479A - Dental sprue former : en
  • US1938904A - Stencil ink roller : en
  • US1939222A - Process for the recovery of materials contained in gaseous mixtures : en
  • US1939573A - Campaign hat retainer : en
  • CA337760A - Sintered material cooling method : en fr
  • DK48132C - Value stamp machine. : da en
  • ES132090A1 - DEVICE FOR INTRODUCING MEDICINES INTO THE BODY THROUGH IONTOPHORESIS. : en es
  • ES1977U - Improved packaging for adhesive plasters. (Machine-translation by Google Translate, not legally binding) : en es
  • US1938862A - Wheel : en
  • CH165837A - Process for the production of a condensation product. : de en
  • CH166098A - Paint tube. : de en
  • US1939249A - Valve : en
  • US1938944A - Index tab : en
  • US1939315A - Conveyer apparatus : en
  • FR756629A - New or improved product, and process for its manufacture, from vegetable waste : en fr
  • FR756981A - Elastic binding devices : en fr
  • GB402924A - Improvements in and relating to change-speed gearing : en
  • GB402858A - Improvements in or relating to bridge and other like construction with precast ferro-concrete members : en
  • ES132210A1 - New lock system adaptable especially to travel bags. : en es
  • FR756797A - Improvement in cycles : en fr
  • FR756767A - Method and apparatus for stamping large metal objects of irregular shape : en fr
  • US1938986A - Threshing : en
  • US1939459A - Folding table : en
  • AT135811B - Device with a gas-filled electric discharge tube. : de en
  • US1939506A - Aircraft construction : en
  • US1939551A - Water cooler : en
  • FR756468A - Fishing trawl improvements : en fr
  • FR756952A - Process for preparing pure lecithin : en fr
  • GB402901A - Improvements in and relating to hot water boilers : en
  • ES132180A1 - CURRENT TRANSFORMER MANUFACTURING SYSTEM WITH AUXILIARY TRANSFORMER FOR COMPENSATION OF CURRENT AND ANGLE ERRRORS. : en es
  • US1938693A - Process for refining sulphate wood turpentine : en
  • US1938788A - Waste cleaner mechanism : en
  • US1939125A - Electric heater : en
  • FR756874A - Further development of scales : en fr
  • US1938641A - Shoe stretching device : en
  • DE589752C - Photographic cassette : de en
  • DE589809C - Dynamometric measuring device with iron connection : de en
  • DE589873C - Slingshot for de-felting paper and cellulose : de en
  • US1938872A - Orientation recorder for wells : en
  • FR756535A - Emulsion processes : en fr
  • FR756795A - : fr
  • US1939272A - Printing attachment for adding machines : en
  • FR756588A - Improvements to underground high voltage electrical pipelines : en fr
  • DE589392C - Circuit arrangement for displaying the difference between two currents or current sums with the aid of an electrical instrument upstream of which resistors are connected : de en
  • ES2164U - Protected scapular. (Machine-translation by Google Translate, not legally binding) : en es
  • DK48135C - Procedure for Making Waterproof Paper. : da en
  • GB402977A - Improvements in process for the treatment of silicates with acids in order to obtaintheir soluble salts : en
  • DE589477C - Metal body that can be attached to the pipes : de en
  • GB402835A - Improvements in or relating to directional radio beam systems : en
  • GB402986A - Device for decanting wine from bottles : en
  • ES132196A1 - A sewing machine with movement and stop mechanism applicable to it. : en es
  • FR756657A - Composite vitreous bodies : en fr
  • ES1731Y - Trousers with tank for children. : en es
  • FR756829A - Connection for gas and water separation : en fr
  • DE589679C - Font metal : de en
  • GB402908A - Improvements in or relating to bicycles : en
  • ES132359A1 - A procedure to improve the synchronism between the sound and the image in the sound films that are later synchronized in foreign languages. : en es
  • GB402837A - Improvements in or relating to telephone systems : en
  • CA337743A - Folding chair : en fr
  • AT135793B - Tie holder and related tie. : de en
  • CH165857A - Camera with a viewfinder lens that can be adjusted together with the taking lens. : de en
  • CA337872A - Vacuum cleaner : en fr
  • AT135898B - Sharpening device for pencil leads. : de en
  • US1938908A - Mounting for sliding drawers : en
  • ES132193A3 - Improvements in the methods for joining rubber tubes. : en es
  • ES132257A1 - A method to make the permanent waving of the hair. : en es
  • GB402854A - Improvements in or relating to the grinding or pulverisation of materials : en
  • AU991632A - Process forthe manufacture of carbon or like paper, and means for carrying this process into practice : en
  • CA337793A - Photographic roll-film : en fr
  • US1939391A - Method of and apparatus for dividing asphalt : en
  • US1939552A - Conducting wire : en
  • AT135757B - Cinder block for grates. : de en
  • US1938796A - Gear shifting mechanism for motor vehicles : en
  • US1939407A - Suction cleaner : en
  • CH166051A - Mechanical unloading transport vehicle. : en fr
  • CH166012A - Roll-up device for hoses for conveying liquids. : de en
  • US1939258A - Tractor attachment : en
  • CH165783A - Shuttle brake device for looms with a brake tongue hinged to the shuttle box tongue. : de en
  • USD91180S - Design for an electric toaster : en
  • CA337876A - Photographic type composing system : en fr
  • US1939139A - Waste receptacle : en
  • CH165937A - Method and device for cooling the blades of internal combustion turbines. : de en
  • CH165778A - Apparatus for making coffee. : en fr
  • CH165898A - Process for the production of one-piece wheel-like bodies with a disk part which is deformed in a wave shape in radial sections and in circular sections concentric to the circumference by die pressing, and a die used for carrying out this process. : de en
  • CA337906A - Aeroplane : en fr
  • US1938926A - Door hanger : en
  • CA337746A - Welding electrode and flux : en fr
  • US1939632A - Portable pneumatic stapling machine : en
  • AT135705B - Process for the preparation of 6-mono- or 6-dialkyl- or -aralkylamino-2-methylhepten- (2). : de en
  • US1939060A - Modulating system : en
  • US1939276A - Pocketbook, hand bag, and the like : en
  • US1939131A - Rotary bit : en
  • US1939532A - Kerr cell : en
  • US1939562A - Rug lining : en
  • AT135870B - Stop valve for liquid lines. : de en
  • AT135881B - Fuse element. : de en
  • CH166089A - Process for the preparation of an azo dye. : de en
  • US1938614A - Manufacture of vehicle rims : en
  • US1938811A - Polisher : en
  • CH166043A - Die for wrapping machines. : de en
  • DE589644C - Process for the production of centrifugally cast hollow bodies : de en
  • FI15592A - Anordning för framvisning av film : en fi
  • CH165883A - Registering speedometer. : de en
  • FI15566A - Tänjbar elektrisk ledning för svagströmsledningar : en fi
  • US1938922A - Gasoline dispensing pump : en
  • US1939244A - Process for rendering cellulose materials translucent : en
  • ES132406A1 - Improvements in or related to the preparation of catalysts : en es
  • ES132129A1 - Perfection on the rollers for typewriters and calculate means for feeding the writing material. : en es
  • FR756751A - Rotary Sliding Pallet Machine : en fr
  • US1938999A - Retardation of rancidity in vegetable food-stuffs : en
  • FR756677A - Vacuum pump : en fr
  • CH165754A - Device for cleaning liquid containers, pipes and the like. : de en
  • FR756583A - Separator-recuperator system to increase the efficiency of the sifters of mechanical grain threshers : en fr
  • FR756679A - Liquid-tight winding, intended for electric motors and method for making this winding : en fr
  • AT135830B - Liquid heater. : de en
  • CA337853A - Match package manufacture : en fr
  • AT135828B - Process for making solvent-containing soaps. : de en
  • DE589713C - Process for the regeneration of gas cleaning mass : de en
  • DK48134C - Automatic Draining Device. : da en
  • US1938770A - Milling machine : en
  • DE589773C - Device for dry cleaning of textile goods : de en
  • FR756675A - Trademark intended for games and other uses : en fr
  • US1938987A - Pipe tool : en
  • CH165953A - Method for replacing line masts placed on mast feet and mast feet for carrying out the method. : de en
  • FR756564A - Improvements in manufacturing processes for abrasive products, glass paper and other similar products, product obtained by said improved process and adhesives for said product : en fr
  • ES2162U - A new squeezing device to remove and distribute the juice of the pieces of acid fruits (Machine-translation by Google Translate, not legally binding) : en es
  • US1938580A - Blast furnace and process of charging same : en
  • ES2084U - Nougat blocks with insulating wrap (Machine-translation by Google Translate, not legally binding) : en es
  • FR756756A - Sealing device for doors and windows and all closures in general : en fr
  • GB402926A - New or improved means for closing and securing the necks of bags : en
  • DE589641C - Cleaning device for the mesh wheels of knitting machines or the like. : de en
  • ES132247A1 - A procedure to prepare any glass and glass of any thickness and produce in the labels, ornaments other decorative motifs. : en es
  • DE589823C - Periodic absorption refrigeration machine : de en
  • FR756692A - Liquid tap : en fr
  • FR756704A - Device for measuring blood pressure : en fr
  • US1939155A - Rear axle mounting : en
  • US1939606A - Engine controlling apparatus : en
  • US1939630A - Dishwashing machine : en
  • GB402976A - Method of and apparatus for applying tinfoil or like capsules to bottles : en
  • CH165746A - Scaffold support. : de en
  • CA337837A - Container : en fr
  • CH166036A - Electrical remote control system with a single electrical connection between the stations. : de en
  • ES132282A2 - IMPROVEMENTS IN THE MANUFACTURE OF ZIPPER CLOSURES. : en es
  • FR756752A - Improvements to loaders or cinematographic film stores : en fr
  • GB403055A - Improvements in and relating to gas blast electric switches : en
  • CH165788A - Pricking device for sewing machines. : de en
  • ES2142U - Grapillas of wires for sewing papers, fabrics and sheets of analogous materials (Machine-translation by Google Translate, not legally binding) : en es
  • GB402996A - Improvements in shunting yards : en
  • GB402918A - Improvements in and relating to the treatment of the surfaces of bricks, building-blocks and the like : en
  • ES132101A1 - A manufacturing process for a paste for cleaning types of typewriters, types of printing stamps and other printing objects. : en es
  • FR756476A - Self-leveling base for collimation, measuring and similar devices : en fr
  • FR756889A - Airship or similar stabilizer system : en fr
  • GB402998A - Conveying system : en
  • ES2109U - Device for the fastening, assembly or coupling of tools, instruments, parts or parts thereof or objects in which an element provided with a box or cavity must accommodate or retain another. (Machine-translation by Google Translate, not legally binding) : en es
  • GB403009A - Process for boiling out or kier-boiling cotton fibres : en
  • CH165905A - Plywood sheet with air channels. : de en
  • US1938577A - Automatic sales system : en
  • CH165801A - Floor cleaner. : de en
  • ES1730Y - Girdle-bra. : en es
  • FI15585A - Upgrading- or defibrillation masks for public and commercial securities : en fi
  • GB403394A - Improvements in the treatment of silk stockings and like silk fabrics : en
  • FR756494A - Snap-lock safety hook particularly suitable for jewelry brooches and similar items : en fr
  • FR756559A - Device for the transport, in a state of freshness, of fish, crustaceans and other perishable foodstuffs : en fr
  • FR756484A - Hairdresser chair with mobile support for hair dryer : en fr
  • GB402843A - Improvements relating to apparatus for scarifying roads : en
  • US1939024A - Tank ball : en
  • US1939156A - Propelling mechanism : en
  • US1939565A - Adjustable template : en
  • ES132433A1 - Cleaning device. : en es
  • FR756651A - Improvements in shuttle-less looms : en fr
  • FR756723A - Automatic coupling and coupling device, more particularly for railway vehicles : en fr
  • FR756864A - Improvements to the capping of cans, jars, bottles and similar containers : en fr
  • GB403087A - Means for minimising fire risks on motor vehicles : en
  • US1938972A - Motor vehicle : en
  • FR756652A - Grid bar, in particular for movable grilles without chain : en fr
  • FR756838A - Electric motor with relatively small outside diameter, especially for submersible pump : en fr
  • GB403058A - Process for the manufacture of ª‡-phenyl ethylene ª‰-halogen hydrins : en
  • US1938633A - Manufacture of metal tubes : en
  • US1938901A - Arylide of hydroxy aromatic acids and method of making same : en
  • AT135840B - Coupling device in tuned amplifiers with more than two wave ranges. : de en
  • CH166088A - Process for the production of a new metal-containing dye. : de en
  • DE589516C - Laundry kettle : de en
  • FR756492A - Special purpose dropper tube : en fr
  • FR756504A - Method for preparing dyes of the oxazine series : en fr
  • GB402872A - Tire grooving machine : en
  • ES1833Y - Mechanism to move the trees or axes of windows with semicircular movement. : en es
  • FI15567A - Anslutnings- och uppsättningstavla för elektricitetsmätare : en fi
  • GB402865A - Compound for coating wood, metal and other materials and method of preparing the same : en
  • GB402993A - Improvements in protective coverings for walls, buildings and other structures, articles of a stony character, and also for articles of metal, wood, glass, board, asbestos, cement or other materials : en
  • FR756569A - Process for manufacturing metal cylinders of any type into one or more products obtained by centrifugation : en fr
  • FR756669A - Device for assembling radiator elements : en fr
  • FR756689A - Improvements to weighing devices : en fr
  • GB403035A - Improvements relating to stabilised peroxide solutions and the application thereof to bleaching : en
  • DE589617C - Device for regulating the liquid level in vessels : de en
  • DE589468C - Braid clasp : de en
  • ES2151U - Fluffy rubber seat. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756820A - Process for preparing potassium oxalate from potassium formate : en fr
  • ES132283A1 - A new system for casting precious metals for dental prostheses. : en es
  • CA337761A - Electric swivel connection : en fr
  • US1939364A - Centrifugal atomizer : en
  • US1938573A - Clutch : en
  • US1938706A - Phonograph machine : en
  • US1938918A - Interchangeable tank lock : en
  • US1938962A - Double electrode terminal : en
  • CH165866A - Tread and edge protection on skis. : de en
  • CH166099A - Machine for coating the external surface of metal pipes with a mixture of fibrous substances and hydraulic cements. : en fr
  • DE589725C - Signal device for subtraction counter : de en
  • FR756545A - Advanced device for the adjustable damping of synchronized clock escapements : en fr
  • ES132095A1 - NEW LIGHTER OR BURNER SYSTEM FOR LIQUID OR POWDER FUELS. : en es
  • ES132160A2 - : es
  • DE589541C - Spray system with open working side : de en
  • GB402829A - Improvements in or relating to pressure wave transmitters and receivers incorporating magneto-strictive devices : en
  • FI15600A - Workstations for the production of perforations : en fi
  • FR756452A - Packaging device for fragile items : en fr
  • GB402990A - Improvements in and relating to liquid break electric switches : en
  • GB403366A - Automatic money changing apparatus which is also adapted to distribute tickets or goods : en
  • US1939448A - Circuit controller : en
  • CA337857A - Pressure-temperature control apparatus : en fr
  • US1938941A - Padlock : en
  • US1939214A - Collar : en
  • AT135708B - Pyrophoric pocket lighter. : de en
  • CA337771A - Paper tube for yarns : en fr
  • CA337884A - Heel breasting machine : en fr
  • US1938668A - Electric conductor : en
  • US1939030A - Micrometer : en
  • GB403406A - Improvements in or relating to the production of motor fuel : en
  • CH165843A - Method and device for cleaning and degreasing solid objects using solvent vapors. : de en
  • ES132140A1 - A device applicable to gasoline engines in order to be able to consume diesel. : en es
  • ES2098U - New ashtray model (Machine-translation by Google Translate, not legally binding) : en es
  • ES1665Y - Cardboard boxes. : en es
  • CA337901A - Illuminated sign : en fr
  • CA337792A - Double seaming head : en fr
  • DE589882C - Fastening device for license plates of motor vehicles : de en
  • CH166039A - Box-shaped illuminated sign. : de en
  • US1938995A - Built-up roll : en
  • CA337767A - Awning and shutter : en fr
  • CA337891A - Chain : en fr
  • CA337898A - Bobbin : en fr
  • CH165761A - Machine for placing bottles or other hollow glass objects in a cooling furnace. : de en
  • US1939172A - Mapping camera : en
  • CH165928A - Dismantling crane attached to a vehicle for loading and unloading loads, which can be pushed together under the loading bridge when not in use. : de en
  • US1939073A - Temperature control apparatus : en
  • US1939556A - Household press for fruits and vegetables : en
  • CH165877A - Trigger device for machine guns with externally controlled release of each shot. : de en
  • CH165990A - Electric discharge tube for emitting light rays. : de en
  • AT135856B - Process for the production of mixed salts containing ammonium and nitrate nitrogen side by side. : de en
  • AT135873B - Ski binding. : de en
  • CH166038A - Process and installation for cinematic light projection. : en it
  • CH165836A - Process for the production of gravure inks. : de en
  • US1939596A - Folding chair : en
  • US1939309A - Direct current motor control system : en
  • AU1256633A - Improved method of and apparatus for producing and applying carbon monoxide gas forthe destruction of rabbits andother animals : en
  • CH165740A - Wall. : de en
  • FR756893A - Bobbin case comprising a device for placing or inserting the tubes of empty cans and simultaneous removal of finished cans : en fr
  • CA337854A - Signalling system : en fr
  • FR756555A - Improvements to machines for composing and deciphering convention code communications : en fr
  • US1938933A - Grinding machine : en
  • US1938993A - Vat dyestuffs of the anthraquinone series : en
  • FR756859A - Needle Plate for Book Stitching Machines : en fr
  • GB402874A - Improvements in glassware : en
  • US1938858A - Thermal relay for refrigerating mechanisms : en
  • CA337832A - Food handling apparatus : en fr
  • FR756612A - Improvements in the assembly of shafts for lawn mowers and similar machines : en fr
  • CA337751A - Cable terminal : en fr
  • DE589640C - Zone walking grate : de en
  • ES132281A2 - A PROCEDURE FOR OBTAINING SOAPY SOAP CARBONATE POWDER. : en es
  • US1939301A - Insulated electrical conductor : en
  • AT135865B - Facility for preparing photographic recordings. : de en
  • DE589582C - Device for displaying the voltage drop in the compressed air in one of the tires on several vehicle wheels arranged one behind the other : de en
  • CA337741A - Circuit controller : en fr
  • CA337800A - Schoolroom wardrobe : en fr
  • DE589561C - Process for the production of non-benzene, unsaturated hydrocarbons of higher molecular weight from acetylene : de en
  • DE589709C - Cable grab for cable cars : de en
  • US1939091A - Scale device : en
  • US1939163A - Piston ring : en
  • US1939432A - Alternating current motor system : en
  • US1938572A - Pie pan : en
  • US1939291A - Fishhook : en
  • CA337829A - Electric cable : en fr
  • CH165805A - Glove. : de en
  • US1939457A - Process of manufacturing low volatile coke : en
  • AT135759B - Zipper. : de en
  • CH165890A - For driving certain bearing stones, especially for watches. : de en
  • US1938919A - Placard : en
  • US1939401A - Transporting means for can washers : en
  • US1939212A - Production of monocarboxylic acids : en
  • CH165860A - Device for holding ink bottles, ink bottles and the like. : de en
  • DE589678C - rubber tube : de en
  • ES132405A3 - Improvements in semi-automatic scales. : en es
  • US1939130A - Radio base construction : en
  • US1939337A - Plant and apparatus for making paper : en
  • US1939075A - Coating composition for electronemitting elements : en
  • US1939250A - Desk : en
  • AT135886B - Process for the production of insoles. : de en
  • US1938763A - Grinding machinery : en
  • US1939168A - Razor blade conditioner : en
  • US1939411A - Weight regulating apparatus for paper stock : en
  • CH165839A - Process for the preparation of a product containing up to 100% cellulose ester. : de en
  • CH166000A - Vibrating device. : de en
  • US1939004A - Air, moisture, and sound proof material : en
  • US1939292A - Chlorination of methyl chloride : en
  • DE589577C - Control perforation clock : de en
  • US1938894A - Thickener : en
  • US1939014A - Press : en
  • US1938675A - Crest gate : en
  • DE589603C - Firing machine : de en
  • US1938803A - Acoustic plaster : en
  • US1938746A - Process for rendering fibrous materials noninflammable : en
  • US1939289A - Machine for fine crading roadbeds : en
  • DE580424C - Circuit arrangement for counting connections of different values in telephone systems : de en
  • US1938700A - Indirectly heated boiler : en
  • US1939001A - Toothbrush : en
  • CH165948A - Double cage armature motor. : de en
  • US1938635A - Guard for a hospital bed : en
  • US1939581A - Machine for making spiral pipe : en
  • DE589776C - Process for the production of a solid, water-soluble, formaldehyde-containing preparation : de en
  • FR756596A - : fr
  • FR756745A - Improvements to installations for mixing powdery materials and making them homogeneous : en fr
  • FR756790A - : fr
  • FR756880A - Catalytic heater with intermediate tank : en fr
  • GB402892A - Improvements in or relating to means for eliminating draught through closed doorwaysand the like : en
  • US1938695A - Composite superheater : en
  • US1939190A - Animal trap : en
  • US1938702A - Method of making axle housings : en
  • US1938893A - Extension table : en
  • US1939124A - Evacuator : en
  • CA337848A - Elevator door mechanism : en fr
  • CH165889A - Self-winding wristwatch. : en fr
  • US1938622A - Indicating control means for radio receiving apparatus and the like : en
  • US1938640A - Intermediate frequency amplifier : en
  • US1939385A - Rotary rake : en
  • NL31631C - : en
  • US1938977A - Shaft boot : en
  • GB403113A - Improvements relating to wall plugs : en
  • CA337900A - Textile material processing : en fr
  • GB402931A - Improvements in or relating to internal grinding or boring machines : en
  • FR756865A - : fr
  • FR756891A - Gas fireplace : en fr
  • GB402839A - Improvements relating to electrical connections : en
  • DE589738C - Process for the extraction of lead, antimony or bismuth : de en
  • ES1802Y - Support : en es
  • GB402873A - Improvements in and relating to machines for binding or fixing together sheets of stationery and the like : en
  • US1938691A - Enamel ware : en
  • US1939147A - Chuck : en
  • ES132121A1 - A luminous device of articulated reflector elements. : en es
  • FR756690A - Lubrication device for smooth moving parts : en fr
  • FR756744A - : fr
  • FR756824A - Signage or other sign and its manufacturing process : en fr
  • DE589712C - Protective circuit for alternating current systems with earthed mains neutral : de en
  • DE589881C - Liquid shock absorbers, especially for motor vehicles : de en
  • FR756456A - Ice breaker : en fr
  • FR756875A - Process for the simultaneous production of a synthetic nitrogenous and activated organic fertilizer and tar composed of nitrogenous substances : en fr
  • US1939580A - Automatic shaper in standard yacht building : en
  • NL31586C - : en
  • FR756640A - Process for lowering the point pour point of oils and for the manufacture of oils having a low pour point : en fr
  • ES132088A1 - A process for transforming heavy hydrocarbons into gaseous hydrocarbons and separation in cascade. : en es
  • ES132114A1 - Method of manufacturing rubber or similar compositions and rubber articles. : en es
  • DE589591C - Delayed overcurrent relay : de en
  • DE589700C - Device for lighting solid fuels : de en
  • US1938960A - Hydraulic expansion of underreamers : en
  • NL58725B - : en
  • DE589838C - Device for winding and ironing layered insulation onto straight rod parts of windings in electrical machines : de en
  • FR756543A - Automatic phone device lock device : en fr
  • GB402867A - Improvements in tents : en
  • GB403043A - Improvements relating to brassieres : en
  • US1939002A - Wire fabric : en
  • US1939271A - Buttonhole sewing machine : en
  • US1939213A - Photographic film : en
  • FR756682A - New type of rotary machine : en fr
  • US1938808A - Optical system for photographic purposes : en
  • US1939169A - Method of preparing an aluminum sulphostearate : en
  • DE589819C - Device for fastening turbine wheels to the shaft using retaining wedges : de en
  • ES132279A1 - Improved method to clean the surface of the matrices used in the manufacture of phonograph records. : en es
  • FR756700A - Improvements to lubrication pumps : en fr
  • US1939529A - Table construction : en
  • US1939482A - Razor blade sharpener : en
  • US1939208A - Recording machine camera support : en
  • AT135736B - Automatic rail car coupling. : de en
  • CH165907A - Method of making open hollow rubber and hard rubber articles. : de en
  • DE589731C - A roller tube suitable for determining the germ count : de en
  • US1939390A - Steel alloy and process of making same : en
  • DE589715C - Process for the pretreatment of kiln products using rotary kiln exhaust gases : de en
  • ES132389A1 - System for fixing removable heels to footwear. : en es
  • ES1840Y - Turtleneck with applied insert pieces. : en es
  • FR756771A - Railway vehicle with two driving axles : en fr
  • US1938821A - Method and means for vacuumizing, sterilizing, and sealing containers : en
  • US1938874A - Combined smoking pipe and lighter : en
  • US1938769A - Grinding machine : en
  • US1939032A - Motor : en
  • CA337870A - Heat control apparatus : en fr
  • FR756681A - Prepaid telephone device : en fr
  • ES2101U - Shaver with comb of rmoldeable material. (Machine-translation by Google Translate, not legally binding) : en es
  • US1938859A - Bag making machine : en
  • US1939071A - Impulse-actuated lock-in relaying system : en
  • US1939344A - Toilet brush : en
  • US1939530A - Trolley pole base construction : en
  • DE589784C - Rotatable fuel distributor with leveling filling pipes : de en
  • DE589866C - Step-by-step mechanism with several zero keys for moving the pen box on calculating machines : de en
  • US1938780A - Power operated clutch for machine tools : en
  • US1939525A - Method of producing yarn rovings : en
  • AT135829B - Process for removing organic, volatile solvents from impregnating agents from wood or the like. : de en
  • US1938832A - Apparatus for reducing metallic ores : en
  • US1939205A - Honing tool and fixture : en
  • CH165802A - Collar and method and device for making the same. : de en
  • CH165809A - Shoe fittings, in particular for mountain and ski boots. : de en
  • CH165825A - Process for the preparation of phenols from aromatic halogenated hydrocarbons. : de en
  • GB402982A - An improved process for the production of a material for use as a substitute for leather and the material produced by such process : en
  • ES132184A1 - Improvements and improvements in television systems. : en es
  • CH165732A - Multisoc plow. : en fr
  • US1938643A - Temperature taking apparatus : en
  • ES132080A3 - A procedure for the manufacture of knitted fabrics. : en es
  • FR756768A - Improvements to sandals and similar shoes : en fr
  • DE589605C - Shooter striking device for looms : de en
  • US1938797A - Window ventilator and silencer : en
  • US1939266A - Indexing mechanism : en
  • AT135897B - Electric discharge tube. : de en
  • ES132093A1 - Mechanism of automatic change of transmission ratio between two trees in extension, one motor and another receiver of the power available in the first. : en es
  • ES132408A2 - IMPROVEMENTS IN THE STEAM GENERATOR WITH KINEMATIC FLUID CIRCULATION, OBJECT OF THE MAIN PATENT. : en es
  • ES132132A1 - A procedure for the manufacture of artificial marbles. : en es
  • FR756760A - Mobile spout stopper : en fr
  • GB402961A - Improvements in pictorial signs : en
  • GB403023A - Improvements in or relating to toolholders as used by dental surgeons : en
  • US1938565A - Stoker construction : en
  • US1939603A - Pump : en
  • US1938840A - Scraping device for windshields : en
  • US1939378A - Process of making safety paper by one continuous operation : en
  • US1938931A - Parachute toy : en
  • CH165743A - Overhead door. : de en
  • CH165891A - Waterproof watch case. : de en
  • US1938930A - Match packet : en
  • US1939216A - Chemical treatment of organic acid halides : en
  • US1939263A - Art of refining hydrocarbon oils : en
  • CH165855A - Device for feeding a paper or fabric web to a machine processing this web while maintaining a certain tension. : de en
  • CH165913A - Electric dry shaving machine. : de en
  • DE589545C - Process for the production of acetyl cellulose : de en
  • FR756705A - Submarine cable : en fr
  • GB403416A - Apparatus for playing a game : en
  • AU1099533A - Device for removing the gasification residues from gas producers : en
  • ES132275A1 - Improvements in the devices for the combustion of liquid fuels. : en es
  • US1938791A - Composition of matter and process for making same : en
  • US1938846A - Cooling and ventilating system : en
  • US1939064A - Device for power-factor correction in electric power-circuits : en
  • US1939334A - Refrigerating device : en
  • FR756491A - Lid for pots or similar cooking utensils : en fr
  • FR756635A - Process for obtaining a food substance for cattle by grinding and drying sugar cane : en fr
  • ES132166A3 - Puzzle crafting improvements. : en es
  • DE589721C - Dump truck body : de en
  • FR756472A - Pivot for teeth with three metal layers : en fr
  • US1938636A - Alternating current heated thermionic device : en
  • US1939262A - Lubricating system : en
  • GB403415A - Water tube steam boiler : en
  • US1938973A - Muffler : en
  • US1939045A - Composition tile and method of making the same : en
  • US1939355A - Process and apparatus for the production of sounds of any desired tone color : en
  • US1939465A - Garment fastener tape : en
  • USRE19020E - Engine starter : en
  • DE589697C - Antenna arrangement to suppress room radiation : de en
  • DK48148C - Procedure and Device for Operating an Internal Combustion Engine. : da en
  • GB402952A - Improvements in and relating to headlamps for road and other vehicles : en
  • GB402953A - Improvements relating to processes for the purification and/or sterilization of liquids by means of base exchangers : en
  • CA337840A - Vehicle body : en fr
  • ES132218A1 - A device applicable to electric transformers to automatically regulate the value of the induced current in the secondary windings by partial closing of the lines of magnetic forces that pass through the nucleus or nuclei of the same. : en es
  • FR756882A - Simplified gear change device without clutch, adaptable to the rear hub of a motor-bike or motorcycle : en fr
  • GB403369A - Improvements in or relating to means for mounting and adjusting electrical units in wall and like boxes : en
  • CA337847A - Elevator door mechanism : en fr
  • CH165741A - Building panel and process for its manufacture. : de en
  • CH165757A - Safety lock. : de en
  • US1939471A - Apparatus for producing combustible gas : en
  • US1939520A - Battery terminal cable connecter : en
  • DE589745C - Pressure-resistant two-part insulating tube : de en
  • GB403090A - Improvements in or relating to boxes, cartons and like containers : en
  • US1939201A - Dibenzoxacarbocyanines and process of preparing them : en
  • ES132145A3 - A procedure for preserving pressed sardines. : en es
  • ES2056U - Device counter of liquor cups that are pouring out of a bottle. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756869A - Improvements to hydraulic shock absorbers for vehicles : en fr
  • ES132377A1 - A method of joining shoe cuts to the sole. : en es
  • ES132209A1 - An improved lock. : en es
  • DK48124C - Bicycle saddle. : da en
  • GB402847A - Improvements in or connected with loud speakers : en
  • GB402934A - New or improved method of and apparatus for admitting secondary combustion air into the combustion chambers of furnaces : en
  • CH166023A - Radio communication antenna. : en fr
  • AT135800B - Receiving arrangement for sound reception. : de en
  • DK48136C - Procedure for Making X-ray Photographs. : da en
  • FR756562A - Improvements to photographic film packages : en fr
  • US1939226A - Mechanism for power transmission : en
  • US1939480A - Adjuster for railway tracks : en
  • DE589623C - Electrical multi-pole line coupling, especially for electric vehicles : de en
  • AT135815B - Receiving circuit for indirectly heated tubes with an arrangement for fading regulation. : de en
  • FR756672A - Bandage harness used in veterinary medicine, particularly applicable to bovine species : en fr
  • CA337820A - Pyroxalin product : en fr
  • CH165897A - Method and device for the production of nuts. : de en
  • US1939089A - Tabulating machine for bookkeeping purposes : en
  • CH165776A - Drawer runners with exchangeable and adjustable guide rails with a U-shaped cross-section. : de en
  • US1939170A - Base for use in the manufacture of heavy oils and greases : en
  • US1939494A - Drive transmission arrangements of independently sprung wheels of road vehicles : en
  • DE589596C - Heat supply plant with distribution stations, especially for district heating systems : de en
  • DE589764C - Arrangement for regulating the power of a converter set containing an asynchronous machine with a commutator rear machine for coupling two AC networks : de en
  • GB402834A - Improvements in or relating to directional radio beam systems : en
  • CH166047A - Gyro-stabilized car. : de en
  • DE589836C - Universal pliers for bending, stripping and cutting off insulating tube and tubular wire : de en
  • FR756708A - Improvements to automatic guns : en fr
  • GB402917A - Improvements in or relating to fluid control valves : en
  • GB402949A - Improvements in means employing gaseous currents for use in the development of photographic papers by ammonia : en
  • GB403104A - Improvements in tunnel segments and the like : en
  • CH165906A - Wood impregnation process using osmosis, both on living trees and on freshly felled wood. : de en
  • AT135786B - Rangefinder firmly connected to the camera for photographic purposes. : de en
  • AT135770B - Remote transmission device for the simultaneous transmission of several values with at least three different carrier currents. : de en
  • CA337752A - Motor-car : en fr
  • ES2107U - A container for containing wood sawdust (Machine-translation by Google Translate, not legally binding) : en es
  • FR756693A - Luts for spark plugs : en fr
  • GB403021A - Improvements in or relating to profile forming attachments for lathes : en
  • US1939236A - Amylaceous products and method of preparing the same : en
  • CH165800A - Device for smoothing and drying stockings and socks. : de en
  • DE589789C - Liquid atomizer : de en
  • US1938591A - Ink roller for printing machines : en
  • US1938955A - Cementing plug : en
  • CA337812A - Fibre product : en fr
  • CH166057A - Method for lubricating loose wheels for vehicles, in particular for railway vehicles, and lubricating device for carrying out this method. : de en
  • ES132186A3 - Improvements in the construction of elastic frames. : en es
  • GB402866A - Improvements in the manufacture of the bobbins used in twist-lace machine carriages and in apparatus therefor : en
  • AT135756B - Cooking ring. : de en
  • AT135774B - Suspender hooks. : de en
  • CH165817A - Process for the manufacture of a hydroxyethyl ether of cellulose. : en fr
  • CA337784A - Furnace boiler : en fr
  • FR756604A - Method and apparatus for determining the water content of wood, textile materials and the like : en fr
  • AT135779B - Electric musical instrument. : de en
  • CH165827A - Process for the preparation of 2-aminoanthraquinone-3-sulfonic acid chloride. : de en
  • CH165993A - Artificial dentition. : de en
  • GB403007A - The manufacture of new azo-dyestuffs of the stilbene series : en
  • GB403036A - Improvements in or relating to railway sleepers and chairs : en
  • CH165879A - Liquid compass. : de en
  • CH166015A - Switching device for the control strip on cash registers and the like. : de en
  • DE589850C - Electric elevator control : de en
  • ES1790Y - Coin purse. : en es
  • FR757000A - : fr
  • GB403020A - Apparatus for washing and wiping floors and pavements : en
  • GB403123A - Improvements in or relating to the extraction of tin from ores and the like : en
  • ES2094U - Paper tube for the textile industry of the type called tableth tubes. (Machine-translation by Google Translate, not legally binding) : en es
  • US1939128A - Pump valve : en
  • CH165829A - Diazotization process. : de en
  • CH166076A - Process for the production of a new azo dye. : de en
  • US1938676A - Laundry machine : en
  • US1939431A - Charge forming device : en
  • GB403003A - Improvements in or relating to electric discharge valves and grid electrodes for usetherein : en
  • GB403107A - Improvements appertaining to driving mechanism for the flyerspindles of spinning, doubling, twisting and like machines : en
  • US1938814A - Heat treating furnace : en
  • US1939197A - Line selector for typewriters : en
  • US1939491A - Process for the manufacture of aromatic hydroxy aldehydes : en
  • US1939517A - Compensating gun sight : en
  • FR756738A - Average speed indicator device for vehicles : en fr
  • GB402922A - Improvements in and relating to methods of making carton blanks and carton blanks obtained thereby : en
  • US1938804A - Method of producing solvents and emulsifying agents : en
  • US1939160A - Temperature exchanger : en
  • US1939550A - Mounting for dirigible headlights : en
  • US1939059A - Neutralizing device : en
  • FR756769A - Ski : en fr
  • GB402910A - Improvements in and relating to electric welding torches : en
  • CA337826A - Bookkeeping apparatus : en fr
  • CH165974A - Voltage-safe X-ray machine. : de en
  • GB402933A - Improvements in or relating to buckets or skips for handling cement and like materials : en
  • IE12519L - Preventing theft of motor vehicles : en
  • DE589767C - Process for making rye coffee : de en
  • DE589769C - Float to prevent air consumption in pressure air tanks of pumps : de en
  • ES132170A1 - Device for the feeding of explosion engines with heavy fuels. : en es
  • FR756720A - Apparatus for handling glass sheets in the manufacture of sheet glass by vertical drawing : en fr
  • GB403092A - Improvements in and relating to toothed gearing : en
  • CA337839A - Ruler tape : en fr
  • CH166017A - Equalizing amplifier circuit for telecommunication cables. : de en
  • DE589563C - Revolving boom star with guide vanes : de en
  • US1939614A - Internal combustion engine : en
  • US1938744A - Car construction : en
  • US1939235A - Process of making cellulose acetate : en
  • ES1837Y - Threshing with remover. : en es
  • GB402861A - Improvements in the construction of roadways : en
  • FR756505A - Method and apparatus for protecting against oxidation of wire, strip and other articles of oxidizable metal : en fr
  • US1939323A - Method of and appliance for waving hair : en
  • DE589747C - Milling machine with a milling slide that can be moved vertically between two stand parts : de en
  • ES132065A2 - AN IMPROVEMENT INTRODUCED IN THE FUEL SAVING MECHANISM FOR AUTOMOBILE ENGINES. : en es
  • FR756722A - Device for reducing the resistance to the advancement of naviras or other moving bodies moving in any fluid : en fr
  • FR756617A - Apparatus for the removal of crop flies : en fr
  • FR756842A - Automatic coin machines : en fr
  • CA337763A - Friction draft gear : en fr
  • DE589885C - Trigger device, especially for mounted firearms : de en
  • ES2086U - Movable headlight device for automobiles. (Machine-translation by Google Translate, not legally binding) : en es
  • GB403026A - Nail ornament in the form of a shield, of gold or other metal, or imitation thereof : en
  • DE589587C - Storage and packaging device for single sheets : de en
  • DE589593C - Device for the production of zinc white : de en
  • ES132171A1 - An apparatus for copying lenticular grid films by means of projection. : en es
  • US1938956A - Gas pressure maintenance : en
  • US1939582A - Paste dispensing device : en
  • FR756483A - New joinery assembly : en fr
  • US1938771A - Milling machine : en
  • GB402852A - Improvements in and relating to hair-drying and like devices for producing a stream of air : en
  • US1939078A - Current collecting trolley : en
  • US1939437A - Electric valve converting system and excitation apparatus therefor : en
  • FR756703A - Improvements relating to freewheel gears for bicycles or motorcycles : en fr
  • DE589803C - Device for manufacturing corrugated sheets : de en
  • GB402956A - A cooling device for rapid fire weapons : en
  • CA337768A - Heated tray : en fr
  • US1938624A - Direction finder : en
  • US1939070A - Transmitting system : en
  • US1939549A - Radiant gas heater : en
  • US1938690A - Well drilling apparatus : en
  • FR756510A - Manufacturing process for ensuring uniform sizing of silk wound on a perforated twist spool : en fr
  • DE589658C - Cooling device for internal combustion engines in vehicles and aircraft : de en
  • FR756831A - Pneumatic sound-producing device : en fr
  • ES132032A1 - Improvements in the construction of support leaf springs for motor vehicles. : en es
  • GB402883A - Process of preparing and fixing photographic layers obtained with diazo sulphonates : en
  • FI15574A - Sofa bed : en fi
  • FR756556A - Device for protecting goods in display cases from the sun and device for its presentation : en fr
  • FR756614A - Process for the production of carbonaceous fertilizers : en fr
  • FI15582A - Smoking device : en fi
  • FI15601A - Cement samt föremål, framställt därav och sätt för dess framställning : en fi
  • GB403371A - Improvements in electric cables : en
  • GB402965A - Improvements in mosquito or like nets : en
  • GB403620A - Improvements in mortising, boring and similar woodworking machines : en
  • ES2132U - Seamless lady blouse (Machine-translation by Google Translate, not legally binding) : en es
  • FR756851A - : fr
  • GB403373A - Improvements in or relating to metal cleaning compositions : en
  • DE589624C - Cooling device for electrical systems, especially AC locomotives : de en
  • US1939152A - Free drop crank : en
  • US1938597A - Motor control : en
  • US1939515A - Extension table : en
  • AT135735B - Heating device for motor vehicles. : de en
  • US1939076A - Thermal relay : en
  • US1939203A - Self-erecting front camera : en
  • US1939283A - Cutting device : en
  • FR756602A - Billiards : en fr
  • FR756613A - Device for starting and regulating three-phase shunt commutator motors supplied by the rotor : en fr
  • ES132072A1 - A vertical coupling system for submersible weapons, particularly torpedoes. : en es
  • ES132383A1 - Improvements in the manufacturing methods of surgical rubber bandages. : en es
  • FR756592A - Improvements to cigar making machines : en fr
  • GB402896A - A new or improved chimney-cowl : en
  • GB402975A - Improvements relating to shoes of the sahara sandal type : en
  • US1939158A - Window regulator : en
  • US1939557A - Inking ribbon for printing presses : en
  • US1938612A - Temperature controlled make and break apparatus : en
  • US1938823A - Safety pilot and automatic gas : en
  • US1938834A - Coin-controlled vending machine : en
  • FR756515A - Device for lifting and supporting motorcycles : en fr
  • US1939341A - Road finishing machine : en
  • US1938598A - Process for ammonia syntheses : en
  • DE589630C - Circuit for electrical energy transmission using double lines : de en
  • GB402920A - Improvements in colouring rubber and masses containing rubber : en
  • ES132400A3 - A process for the manufacture of progressive action lip stain. : en es
  • US1938749A - Modulation : en
  • US1939535A - Water cooled furnace : en
  • US1938943A - Valve : en
  • US1939509A - Gauge baffle : en
  • US1939527A - Shoe and process of manufacture : en
  • ES2082U - Box-container made of cardboard, wood or similar material. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756671A - Device device for chasing, tracing, engraving, carving and others : en fr
  • CH165811A - Shoe glue press for the putty process. : de en
  • CH166062A - Brake block for rail vehicles consisting of sole and holder. : de en
  • DE589746C - Drive for sheet metal tinning machines : de en
  • ES132174A1 - An apparatus for the execution of claims by means of a cinematograph of incandescent lamps. : en es
  • US1939433A - Electric valve converting system and excitation apparatus therefor : en
  • US1938652A - Horticultural spray : en
  • AU846732A - Improved fastening means forthe edges of fabrics andother flexible materials : en
  • CH165960A - Electrical high-performance switch with arcing chamber and pressure valve. : de en
  • CA337775A - Clothespin wire applying machine : en fr
  • CH165904A - Process for the heat treatment of bodies of revolution. : de en
  • US1938736A - Poinsettia : en
  • US1938896A - Meter box yoke : en
  • US1939559A - Manometer : en
  • CH166033A - Circuit diagram board for electrical switchgear. : de en
  • CA337759A - Incinerating furnace igniter : en fr
  • CH165965A - Electrical installation for remote control of an electric motor. : en fr
  • US1938666A - Strap cutting device : en
  • US1939311A - Rear vision reflector tube for motor vehicles : en
  • AT135844B - Wall socket for stove pipes. : de en
  • CH165858A - Filling pencil. : de en
  • CA337828A - Railway interlocking system : en fr
  • CA337865A - Shock absorber : en fr
  • ES2077U - A rubber horseshoe without a plant for cattle (Machine-translation by Google Translate, not legally binding) : en es
  • AT135868B - Dentures. : de en
  • US1939057A - Compressor : en
  • FR756470A - Electric conductor with air insulation, more particularly for high frequency uses, and method for its manufacture : en fr
  • CH165933A - Fuel injection device for internal combustion engines operating with airless injection. : de en
  • FR756749A - Radiator : en fr
  • FR756779A - Wave driven motors : en fr
  • GB402968A - Improvements in and relating to water gas plant : en
  • US1939322A - Method of decorating silk fabrics : en
  • ES2083U - Toaster station for roasting and selling chestnuts, coffee, chickpeas, peanuts, etc. (Machine-translation by Google Translate, not legally binding) : en es
  • GB402913A - A thigh shield or protector : en
  • DE589775C - Device for the automatic opening of layers, in particular for applying the layers to the saddle of book stitching machines : de en
  • AT135889B - Process and device for the production of metallic or bituminous coatings of a certain thickness on pipes. : de en
  • US1938698A - Coin controlled apparatus : en
  • US1938910A - Method of making foldable paper boxes : en
  • US1939179A - Method and apparatus for cooling and conditioning air in railway cars : en
  • AT135741B - Traveling grate. : de en
  • FR756663A - Electric discharge tube : en fr
  • AT135822B - Process for the electrochemical recording of electrical current processes of all kinds. : de en
  • US1938670A - Desulphurizing hydrocarbon oils : en
  • US1939054A - Apparatus for treating articles : en
  • AT135730B - Theft protection for motor vehicles. : de en
  • ES132055A1 - IMPROVEMENTS INTRODUCED IN AIR-COOLING ENGINES FOR VEHICLES, AIR NAVIGATION MACHINES. : en es
  • FR756548A - Manufacturing process for electrical cables and resulting cables : en fr
  • DE589586C - Keyboard signal generator for switching on illuminated symbols optionally composed of individual partial areas of a field : de en
  • DE589814C - Indirectly acting regulator : de en
  • ES2141U - Pencil sharpening device that collects all waste inside. (Machine-translation by Google Translate, not legally binding) : en es
  • AT135790B - Arrangement for generating tilting vibrations by charging and discharging a capacitor for the purpose of producing music, in particular with loudspeaker reproduction. : de en
  • US1938656A - Audion amplifier : en
  • US1939220A - Derrick with hauling engine installation for shaft plants with high conveying and rope speeds : en
  • AT135803B - Apparatus for the treatment of diseased skin areas. : de en
  • AT135821B - Rotary piston machine. : de en
  • CA337855A - Keying system : en fr
  • CH165885A - Transformer, especially current converter. : de en
  • US1939583A - Aquarium : en
  • US1938710A - Throttle : en
  • DE589867C - Inner divider and straw lifter for binding mower : de en
  • US1938575A - Fastening-inserting machine : en
  • CH165895A - Casting mold for tubular castings. : de en
  • CA337890A - Collapsible tube and cap assembly : en fr
  • CH165911A - Electric dry shaving machine. : de en
  • US1939035A - Variable-voltage lightning arrester : en
  • US1939260A - Lighting fixture : en
  • AT135879B - Friction wheel lighter. : de en
  • CH165804A - Pants fastener. : de en
  • CH165918A - Piggy bank. : de en
  • CH166034A - Device for adding up measured quantities taking into account their sign. : de en
  • US1939413A - Combination irrigation and ultraviolet irradiation tube : en
  • CH165807A - Cap. : de en
  • CH166056A - Method for manufacturing a rail vehicle wheel. : de en
  • US1939058A - Fuel directing means for use with gas burners : en
  • CH166005A - Process for obtaining the oestrus hormone. : de en
  • CA337894A - Soft rubber plug and socket : en fr
  • CH166048A - Device on automobiles, which is provided for the purpose of changing the center distance of the same. : de en
  • CH166087A - Process for the production of a new metal-containing dye. : de en
  • CA337822A - Coin controlled time registering switch : en fr
  • DE589692C - Rail joint connection by means of a two-part combined flat and foot strap : de en
  • CA337882A - Lasting machine : en fr
  • US1938817A - Process of cracking hydrocarbon oil : en
  • CH166080A - Process for the production of a new metal-containing dye. : de en
  • CH166101A - Indirectly heated hot cathode for discharge tubes. : de en
  • ES132384A3 - A procedure for the construction of anti-noise treads. : en es
  • CH166035A - Electrical device for remote display of stock exchange prices. : de en
  • GB402904A - Improvements in cooling devices applicable for machines for the manufacture and wrapping of sweets or other articles made from thermoplastic material : en
  • CH165861A - Device with a graphic representation and means for identifying or highlighting individual elements such as points, rows of points or lines of the graphic representation. : de en
  • US1938724A - Cutting and creasing press : en
  • US1939588A - Control system : en
  • AT135754B - Automatic firearm with clip-on magazine. : de en
  • CH165964A - Power regulator for network coupling devices. : de en
  • US1938711A - Oil indicator for internal combustion engines : en
  • US1938762A - Grinding machine : en
  • CA337740A - Anti-glare shield : en fr
  • US1938772A - Hydraulic drive for milling machines : en
  • US1939029A - Slicing machine : en
  • CH166083A - Process for the production of a new metal-containing dye. : de en
  • GB402880A - A process for the preparation of addition compounds of hypochlorous acid or hypobromous acid with unsaturated organic compounds : en
  • GB403046A - Improvements in or relating to spectacles and light projectors combinations : en
  • US1938719A - Pump : en
  • US1938737A - Double acting internal combustion engine : en
  • CH165790A - Thread roller for shuttle embroidery machines. : de en
  • CH166046A - Conveyor system for hanging loads. : de en
  • CH165733A - Tool for driving holes. : en fr
  • AT135888B - Process for the preparation of acetaldehyde from ethyl alcohol. : de en
  • CA337788A - Floor tool : en fr
  • CA337892A - Railway car door : en fr
  • CH165972A - Device for feeding mercury vapor rectifiers with an increased number of phases compared to the number of phases of the transformer feeding the rectifier. : de en
  • CH165988A - Lighting system. : de en
  • US1938725A - Cutting and creasing machine : en
  • US1939568A - Adjustable reclining chair : en
  • US1939186A - Treating wood for interiors : en
  • US1939278A - Cash register : en
  • USRE19026E - Vaporizing apparatus : en
  • AT135899B - Small sewage treatment plant. : de en
  • US1938916A - Steam generator fed by centrifugal pumps : en
  • AT135896B - Process for the manufacture of electric gas lamps. : de en
  • US1938684A - Testing apparatus : en
  • US1938718A - Interlocking adjustable member : en
  • US1938967A - Heat responsive shut-off valve : en
  • US1939110A - Coin bank : en
  • US1938588A - Heat exchanger : en
  • US1939146A - Cuspidor holder : en
  • US1939329A - Mineral wool : en
  • US1939569A - Jar closure : en
  • FR756649A - Waterproof packaging : en fr
  • AT135731B - Locking device for bicycle or the like. Alternators. : de en
  • US1938659A - Journal lubricator device : en
  • US1938626A - Insulated conductor : en
  • US1938965A - Price card holder : en
  • US1939410A - Process of cracking hydrocarbon gases and enriching with liquid hydrocarbons : en
  • CA337795A - Grater : en fr
  • GB402960A - Improvements in hand-power looms : en
  • DE589619C - Hot wind and hot gas supply for tiltable mixer u. like : de en
  • DE589488C - Machine for measuring and sorting glass objects, especially lamp bulbs : de en
  • AT135753B - Liquid or gaseous fuel stoves. : de en
  • CA337789A - Suction cleaner bag coupling : en fr
  • CA337809A - Spring seat : en fr
  • CH165954A - Device for connecting ammeters to current transformers. : de en
  • ES2108U - Toy imitating soccer. (Machine-translation by Google Translate, not legally binding) : en es
  • DE589777C - Production of anthraquinone in addition to chromium chloride : de en
  • FI15561A - Bending method and bending means for metal sheets : en fi
  • CH166053A - Storage device for the wheels of trolleys. : de en
  • CH165822A - Process for the production of ketones from non-aromatic hydrocarbons. : de en
  • AT135877B - Process for the production of charcoal briquettes. : de en
  • US1938992A - Projection of cinematographic films : en
  • US1939469A - Fowl plucker : en
  • US1939239A - Motion picture apparatus : en
  • US1939507A - Machine for applying bands or stamps to packets : en
  • CH165808A - Insole for footwear. : de en
  • AT135824B - Method and pressing tool for bending sheet metal strips in arches and troughs, in particular for the production of manure protection sheets, spare wheel covers and the like. Like. For motor vehicles. : de en
  • AT135885B - Building block and device for closing the openings of the same. : de en
  • DE589656C - Fuel injection process for diesel engines : de en
  • US1939445A - Freezing tray for refrigerators : en
  • AT135817B - Arrangement of band filters. : de en
  • ES132147A1 - A process for manufacturing rubber yarn. : en es
  • FR756506A - High voltage discharge tube : en fr
  • FR756877A - Tipping bucket with manual or automatic release for handling all kinds of materials : en fr
  • US1939188A - Gas helmet : en
  • CA337766A - Boot and shoe upper : en fr
  • FI15603A - Centrifuge with slurry until and after opening : en fi
  • US1938679A - Speed indicating, control, signal, and alarm device : en
  • US1939086A - Supporting device : en
  • AT135855B - Supplement for safety razors. : de en
  • CH165931A - Protective grille for fans. : de en
  • US1939142A - Game device : en
  • US1939631A - Staple blank or strip and method of making same : en
  • US1939100A - Automatically variable change speed gear device : en
  • US1939367A - Apparatus for aiming guns : en
  • CH165792A - Stitch-proof knitted fabric. : de en
  • CH166049A - Device for operating an anti-glare screen for motor vehicles. : en fr
  • ES132198A1 - A mechanism for automatic guide links for rame machines. : en es
  • AT135836B - Device that can be used as an ironing table and stepladder. : de en
  • US1939009A - Electric circuit : en
  • DE589600C - Metal barrel made of bimetal : de en
  • DE589710C - Electrical switch based on the expansion principle : de en
  • CH165787A - Contact device for electrical chain thread monitors. : de en
  • DE589684C - Collapsible, box-like container : de en
  • GB402851A - Improvements relating to fluid pressure braking apparatus : en
  • CH165862A - Teaching aids for learning to calculate. : de en
  • AT135728B - Rim wheel with hub disc. : de en
  • US1939325A - Antislip belt pulley : en
  • AT135722B - Die release device. : de en
  • AT135733B - Auxiliary device for accelerating the filling and releasing of air brakes on railway trains. : de en
  • US1939227A - Lock fastener and handle for boxes : en
  • CA337868A - Synthetic resin : en fr
  • CH165946A - Asynchronous generator with self-excitation for battery charging. : de en
  • AT135782B - Beacon for aviation and shipping. : de en
  • CA337757A - Exercising device : en fr
  • CH165752A - Process for the remuneration of the structure of moldings made from masses that harden by setting. : de en
  • CH166096A - Hand grenade. : de en
  • US1939194A - Circuit breaker : en
  • US1939546A - Means for controlling concavoconvex rules : en
  • CH165973A - Device for operating 12-phase rectifiers in which interlinking coils are inserted into the anode circuits of the symmetrical subsystems that form the 12-phase system. : de en
  • US1939096A - Rim : en
  • US1939300A - Apparatus for producing artificial silk : en
  • US1939339A - Container : en
  • US1939417A - Concrete reenforcing and tying means : en
  • CH165773A - Table with an extendable table top. : de en
  • US1938757A - Grinding machine : en
  • US1939113A - Hydraulic drive : en
  • US1939285A - Switch : en
  • US1939544A - Tank valve : en
  • USD91170S - Design for a fish luke : en
  • CH166037A - Traffic light signal device. : de en
  • CH165771A - Field chair with backrest that can be used as a table top. : de en
  • CH165963A - Time switch with day disc. : de en
  • DE589792C - Base for portable scales : de en
  • ES1914U - A new cheap material with the characteristics of leather (Machine-translation by Google Translate, not legally binding) : en es
  • ES132135A1 - A process for the manufacture of soles for footwear. : en es
  • ES2157U - Football game. (Machine-translation by Google Translate, not legally binding) : en es
  • AT135847B - Device for wringing out the laundry enclosed in a permeable envelope (bag). : de en
  • FI15568A - Electric light bulb : en fi
  • CA337816A - Alternating current measurement device : en fr
  • FR756608A - Improvements to tobacco advancement mechanisms in cigarette-making machines : en fr
  • FI15595A - Uppvärmbar rakapparat : en fi
  • GB403082A - Improvements in, or relating to, endless track carriages for travelling on road, rail, or other surfaces : en
  • FR756466A - Watertight collapsible container device : en fr
  • GB402877A - Improved articles made of or containing cellulose derivatives : en
  • GB403004A - Stock quotation projecting machines : en
  • US1939383A - Hydraulic spider revolver : en
  • CH165981A - Lamp for glare-free lighting. : de en
  • GB403093A - Improvements in or relating to storage reels for kinematograph films : en
  • ES1860Y - Corrector or uterine support. : en es
  • ES132194A1 - A procedure for the utilization of the waste pulps of waste, obtained in the extraction of the starch of the root of manec, as raw material to obtain oxalic acid. : en es
  • US1938831A - Print storage and display device : en
  • US1939387A - Cooling means for soot blower : en
  • CA337863A - Shock absorber : en fr
  • US1939259A - Automatic contact plug : en
  • CH165868A - Ski. : de en
  • US1938578A - Last positioning and clamping mechanism : en
  • DE589616C - Column frame : de en
  • DE589657C - Fuel injection pump : de en
  • DE589805C - Tube closure with elastic two-part lip valve closure in a centrally drilled screw cap : de en
  • CH165841A - Process for the production of moldings. : de en
  • CH166100A - Connection of oxy-fuel welded pipes. : de en
  • FR756857A - Wallet : en fr
  • GB403015A - A method of manufacturing impregnated textile belting : en
  • US1939247A - Automatic toaster : en
  • US1939512A - Cigarette packing machine : en
  • US1939626A - Grading machine : en
  • DE589853C - Circulation accelerator for a hot water heating system : de en
  • FR756789A - Concrete pump : en fr
  • FR756822A - Improvement in electric bakery ovens and the like : en fr
  • ES132007A1 - Improvements in the manufacture of cartridges for all kinds of hunting ammunition. : en es
  • US1938856A - Shock absorber unit : en
  • US1938917A - Insulating material and process for making the same : en
  • FR756645A - Cleaning product : en fr
  • GB402845A - Improvements in or relating to building and like materials : en
  • FR756814A - Process for the production of phenol and its homologues using chlorobenzene and its homologues : en fr
  • FI15565A - Framställnings- och användningssätt av en näringssaltlösning for påskyndande av groning och Växande av frön : en fi
  • FR756598A - Fixed parasol with adjustable dome tilt : en fr
  • GB402828A - Improvements in or relating to pressure wave transmitters and receivers incorporating magneto-strictive devices : en
  • GB403025A - Process for the production of water-soluble compounds of tungsten, molybdenum, vanadium, titanium or uranium : en
  • GB402970A - Improvements in and relating to horizontal boring or drilling and milling machines : en
  • ES2078U - Security device. (Machine-translation by Google Translate, not legally binding) : en es
  • FR756670A - Clutch shoe : en fr
  • FR756702A - Improvements in gas and smoke purification : en fr
  • GB402869A - Improvements in or relating to electric incandescent lamps : en
  • CH165887A - Blank for a timepiece. : en fr
  • CH166008A - Device for air inhalations. : en fr
  • AT135810B - High-frequency line, in particular antenna feed line. : de en
  • CH165869A - Scooter equipped with runners. : de en
  • CH165917A - Case. : de en
  • CH165828A - Process for the preparation of a tetrazo compound. : de en
  • US1939202A - Record strip control for writing machines : en
  • US1939625A - Method of producing formate of potassium from potassium sulphate and calcium formateor mixtures of constituents adapted to form the latter by way of reaction : en
  • US1939586A - Pressure supplying system : en
  • US1939016A - Drier for photographic stills : en
  • US1939189A - Production of dioxane and its homologues : en
  • US1939011A - Derivative of the acridone series : en
  • US1939047A - Aerodynamic instruction and testing apparatus : en
  • US1939386A - Athletic vestment : en
  • CH165949A - Generator-transformer group. : de en
  • CH165983A - Automatic locking device on gas apparatus. : de en
  • AT135795B - Saline sterilizer. : de en
  • US1938714A - Paint and varnish remover : en
  • US1938864A - Insecticidal emulsion : en
  • US1939420A - Safety leg for elevators : en
  • US1939533A - Lifting jack attachment : en
  • US1938739A - Tool support : en
  • US1938777A - Milling machine : en
  • AT135813B - Airtight sanctuary. : de en
  • CH165818A - Process for the preparation of an organic sulfuric acid derivative. : de en
  • DE589739C - Price scale with a scale drum designed as a printing block : de en
  • FR756654A - Speedometer for locomotives : en fr
  • GB402830A - Improvements in or relating to pressure wave transmitters and receivers incorporating magneto-strictive devices : en
  • DE589668C - Fast vibrating device such as sieves, conveyor troughs o. : de en
  • DE589831C - Direction finder : de en
  • DE588417C - Process for the production of screws, in particular wood screws : de en
  • ES132127A1 - Rotary pump to raise liquids. : en es
  • ES132153A1 - Procedure for the preparation of unalterable mixtures to the storage of substances that contain oxygen or detach it. : en es
  • FR756656A - Elastic device allowing free play of expansion and withdrawal of the slabs : en fr
  • FR756798A - Regeneration coke oven : en fr
  • GB403041A - Improvements in and relating to suppression layer photo-electric cells and process for the manufacture of the same : en
  • US1938753A - Vending machine for newspapers : en
  • US1938868A - Typewriting machine : en
  • US1939424A - Variable volume control mechanism for compressors : en
  • US1938932A - Machine for rolling sheet metal shapes : en
  • US1939467A - Method of making bearings : en
  • US1939575A - Collapsible tube reel : en
  • AT135720B - Device on die collectors. : de en
  • CA337750A - Hair tonic : en fr
  • FR756480A - Improvements to pressurized fluid line couplings : en fr
  • DE589660C - Device for treating liquids, in particular for pasteurizing milk : de en
  • US1939395A - Method of electrically welding metal joists and the like : en
  • DE589528C - Device for air renewal for rooms : de en
  • DE589638C - Process for the preparation of 1íñ4-diaminoanthraquinone-2íñ3íñ? -Trisulfonic acids : de en
  • CA337817A - Balancing machine : en fr
  • US1939211A - Refractory brick and method : en
  • FR756619A - Lighting device for pedestrian, cyclist, etc. : en fr
  • FR756673A - Further training in internal combustion engines for automobiles and airplanes : en fr
  • US1938754A - Car construction : en
  • US1939555A - Shaft coupling : en
  • FR756576A - : fr
  • FR756781A - Trolleys comprising endless tracks and intended for use on roads. on rails or on tracks : en fr
  • GB403395A - Improvements in methods of and means for transmission by electro magnetic waves of television signals and the like : en
  • US1938841A - Degreasing system : en
  • US1939164A - Chain grate stoker : en
  • DE589813C - Brake circuit for induction machines : de en
  • ES132087A1 - A new procedure for manufacturing pressure heads or hoses for the ventilation of ships. : en es
  • ES132187A3 - Improvements in the apparatus for mounting expandable cores inside the tires. : en es
  • ES132261A1 - A rotating luminous apparatus. : en es
  • ES132394A1 - A procedure for the manufacture of artificial ice. : en es
  • ES2076U - A rubber horseshoe, perfected, with reinforcement (Machine-translation by Google Translate, not legally binding) : en es
  • FI15594A - Dyrkfritt lås : en fi
  • US1938989A - Filling vent for storage battery cells : en
  • US1939310A - Combined awning and shutter : en
  • US1938671A - Desulphurizing hydrocarbon oils : en
  • US1939319A - Transformer apparatus : en
  • FR756474A - Improvements to construction processes : en fr
  • GB402989A - Improvements in thermo-responsive electric switches : en
  • GB402946A - Improvements in or relating to a method of dispersing solids : en
  • US1939324A - Sanitary mattress : en
  • US1939384A - Process for the production of valuable derivatives from olefins : en
  • US1938613A - Machine for operating upon fruits and vegetables : en
  • DE589558C - Dust collection hood : de en
  • DE589800C - Cartridge charge : de en
  • ES132273A1 - Improvements in the apparatus for the photographic recording of sounds. : en es
  • GB402878A - Improvements in ash removing devices for underfeed stokers : en
  • CA337843A - Ore preparing process : en fr
  • FR756688A - Manufacturing process for footwear with a stamped sole : en fr
  • US1939246A - Paper shredding machine : en
  • CA337864A - Shock absorber : en fr
  • CH166054A - Rope end coupling. : de en
  • CH166069A - Process for the preparation of an azo dye. : de en
  • FR756717A - Replaceable artificial tooth with spring attachment : en fr
  • ES132128A1 - A new device for raising and fixing curtains inside a metal frame protecting against dust. : en es
  • ES1839Y - Refrigerating fountain column for drinks of all kinds. : en es
  • US1939396A - Telegraph system : en
  • DE589832C - Procedure for synchronizing single-frequency transmitters : de en
  • ES132234A1 - A process for manufacturing rubber yarn. : en es
  • FR756572A - Method and installation for extinguishing fires : en fr
  • US1939028A - Automatic door lock and latch : en
  • US1938694A - Sound film recording apparatus : en
  • GB402840A - Controlling device for automatically acting machines, particularly for centrifuges : en
  • CA337844A - Brake : en fr
  • ES1803Y - Gymnastic apparatus. : en es
  • FR756772A - Swim canoe : en fr
  • GB403083A - Improvements in soap : en
  • ES132149A1 - Improvements in the weaving machines of strings without weft. : en es
  • ES1829Y - Ratchet for removing free pistons from bicycle wheels : en es
  • US1938664A - Electron tube circuits : en
  • US1939193A - Apparatus for withdrawing single sheets from a stack of sheets : en
  • US1939589A - Sheet feeding apparatus : en
  • DE589627C - Connector pin, especially for radio tube sockets, and a method for its manufacture : de en
  • DE589636C - Process for the production of azo dyes : de en
  • ES2123U - Wiper device. (Machine-translation by Google Translate, not legally binding) : en es
  • CA337739A - Locomotive blow-off cock : en fr
  • US1938704A - Draft and buffer gear : en
  • US1939031A - Motion picture apparatus : en
  • FR756557A - Electro-magnetic device for adjusting the arc of an electric arc lamp : en fr
  • ES2093U - Lip pencil case (Machine-translation by Google Translate, not legally binding) : en es
  • FR756461A - Welded foundation plates for machines : en fr
  • US1938948A - Internal combustion engine : en
  • ES132066A1 - A SYSTEM OF SPECIAL CLIPS TO ATTACH TABLECLOTHS OR SIMILAR TO ITS BASE. : en es
  • CH165736A - Pipe syringe. : de en
  • FR756625A - automatic ejector for shotgun : en fr
  • GB402832A - Improvements in and relating to the manufacture of artificial manures : en
  • DE589768C - Device for feeding box work pieces : de en
  • IE13431L - Sound reproduction : en
  • ES132167A1 - Device for the reception and delivery of a liquid in an adjustable quantity with air inlet and return valve. : en es
  • FR756560A - Oscillating device : en fr
  • GB402966A - Improvements in or relating to abrasive grinding or milling machines by which a toolis traversed over a workpiece in a helical path : en
  • US1939159A - Hospital door and the like : en
  • US1939248A - Smoke cleaner : en
  • ES132084A1 - A new switch with extinction of the electric arc by pressure gas stream. : en es
  • FR756872A - Improvements in remote control of railway points, signals and the like : en fr
  • GB403044A - Improvements in or relating to sheet-metal strips for the forme cylinders or printing cylinders of rotary printing or duplicating machines : en
  • US1938605A - Variable speed transmission : en
  • US1938627A - Method of and apparatus for making insulated wire : en
  • US1939105A - Battery terminal connecter : en
  • USD91173S - Design fob an ash tray or similar : en
  • CH165991A - Electric discharge tube for emitting light rays. : de en
  • FR756511A - New machine for washing and brushing molds used in cheese making : en fr
  • GB403048A - Melting pot for matrix composing and type line casting machines : en
  • ES2161U - A brooch for ribbons (Machine-translation by Google Translate, not legally binding) : en es
  • FR756718A - Manufacturing process for semi-finished veneered products : en fr
  • ES132179A3 - A process for the manufacture of tubes for the conduction of gasoline, benzol, benzine, oils and similar liquids. : en es
  • ES132233A1 - A gas producing device. : en es
  • US1938802A - Continuous process and apparatus for pulping fibrous materials : en
  • US1939053A - Short wave transmission : en
  • US1938689A - Machine for operating upon lasts : en
  • US1939493A - Starter for internal combustion engines : en
  • AT135796B - Installation on discharge vessels. : de en
  • AT135859B - Method and device for preserving eggs. : de en
  • ES132432A1 - A method to purify metallic zinc. : en es
  • FR756558A - Extendable chuck adaptable to machine tools, allowing the grinding of internal combustion engine cylinders and the boring of very deep parts requiring the use of guide plates : en fr
  • ES132120A1 - Improvements in sound devices. : en es
  • FR756594A - Security clip for wallet : en fr
  • FR756668A - Device for adjusting the sound power of sound bodies of all kinds brought into play by the air : en fr
  • US1938873A - Inclination recorder for wells : en
  • US1939173A - Vibration damper : en
  • US1939633A - Stabilization of light hydrocarbon oils and particularly pressure distillate : en
  • USD91183S - Design for a bottle : en
  • DE589858C - Benchmark : de en
  • US1939020A - Automatic wire clip forming and closing machine : en
  • US1939442A - Toy power shovel : en
  • US1939003A - Log refloating apparatus : en
  • DE598660C - Flow indicator : de en
  • AT135723B - Pipe head grate. : de en
  • CA337776A - Coating process and device : en fr
  • US1939634A - Apparatus for the continuous separation and after separation of nitroglycerine and residuary acid : en
  • DE589583C - Air pump for hand or foot operation : de en
  • DE589531C - Blind compass : de en
  • DE589756C - Floating unmanned signal station : de en
  • DE589787C - Rotary piston machine with rotary piston fixed on one side : de en
  • DK48139C - Diesel electric locomotive. : da en
  • FR756566A - Improvements in the assembly of vehicle wheels : en fr
  • FR756648A - Construction process for the masonry of industrial ovens, in particular of siemens-martin ovens : en fr
  • FR756804A - Bayonet socket with protected contacts and multi-element socket : en fr
  • AT135701B - Process for the production of porous or microporous goods from vulcanized rubber. : de en
  • ES132396A1 - Procedure for the manufacture of high-grade lime superphosphate of pulverulence free of tricalcium lime. : en es
  • US1938768A - Machine tool : en
  • FR756871A - Coating intended to reinforce articles of fragile material : en fr
  • GB402863A - Improvements in or relating to pumping machinery : en
  • FR756460A - Pressurized hearth steam generator with high speed circulation of flue gases : en fr
  • US1939274A - Cracking process : en
  • CA337861A - Reinforced glass manufacture : en fr
  • FR756478A - Method and device for copying optical and acoustic images : en fr
  • US1938886A - Oil or gasoline barrel lock : en