• DE506514C - Device against backward movement of motor vehicles : de en
  • DE506408C - Process for the production of cardboard posters : de en
  • DE506445C - Process for the production of dampening roller covers for light, offset and stone printing : de en
  • US1774622A - Combination scale and fortune-telling machine : en
  • US1774680A - Holder for safety-razor blades : en
  • US1774732A - Insulating covering for fittings : en
  • ES119200A1 - IMPROVEMENTS IN SANITARY SIPHONS FOR LIQUIDS : en es
  • GB334417A - Improvements in or relating to bearings for the wheels of perambulators and like vehicles : en
  • DE504897C - Mud flaps for motor vehicles with a side of the wheel arranged protective screen, which consists of several swingably mounted resilient rods : de en
  • FR689390A - Perfume spray : en fr
  • GB334267A - Improvements in or relating to methods of, and apparatus for, co-ordinating the feed of a succession of sheets with operations repeated in respect of each : en
  • DE506512C - Push button switch with automatic downshift for direction indicator : de en
  • ES118997A1 - Automatic match lighter device. : en es
  • FR689143A - Process for making a road surface : en fr
  • ES119285A1 - An electric arc projector served by alternating current. : en es
  • FR688996A - Device allowing access to the valve through the flanges of automobile wheels : en fr
  • US1774918A - Hose connecter for air pumps and the like : en
  • ES119174A3 - A process for the manufacture of corrugated sheet doors or closures. : en es
  • FR689357A - Process for the production of sulfuric ester derivatives of fatty acids : en fr
  • FR689360A - Contact device for pocket and portable electric lights : en fr
  • GB334268A - Improvements in and relating to the production of catalytic material : en
  • GB334373A - A mechanical india rubber figure : en
  • FR689376A - Level crossing signal device : en fr
  • FR36945E - Spray : en fr
  • FR689190A - Device for plotting curves : en fr
  • DE506475C - Floor polishing machine with storage tank for liquid floor polishing agent : de en
  • FR688978A - Hinge device for trunk lid : en fr
  • FR689017A - Imitation product of so-called rugs : en fr
  • DE506314C - Carburetor : de en
  • FR689167A - Device for suppressing glare caused by headlights : en fr
  • FR689430A - Development of cable brake control levers for bicycles : en fr
  • IE11185L - Coin freed machines : en
  • USRE17793E - Tblautografhy : en
  • FR688997A - Improvements to starting devices for motors : en fr
  • GB334295A - Improvements in and relating to the joining together of the ends of lengths of yarn : en
  • US1774649A - Method of making paving material : en
  • FR689386A - Process for the hydrogenation of coals : en fr
  • GB334308A - Improvements in or relating to advertising or display devices : en
  • US1774742A - Support for connection cords of electric irons : en
  • US1774846A - Metallic fastener : en
  • DE506281C - Process for the preparation of cyan derivatives of the perylene series : de en
  • FR689181A - Conveyor screw or propeller : en fr
  • DE459031C - Meat mixing and ball pressing machine for sausage production : de en
  • DE506454C - Bayonet socket for electric light bulbs with axially adjustable lamp base : de en
  • DE506587C - Test stand for land vehicles : de en
  • FR689212A - Device intended to unwind the thread from a spool to feed it onto another spool : en fr
  • FR689288A - Improvements to machines for transporting a drawing on a cylinder on a flat surface : en fr
  • US1774790A - Liquid-dispensing apparatus : en
  • DE506299C - Device for keeping constant the reference or zero point setting on the measuring instrument of electron tube voltmeters in compensation circuit : de en
  • ES119113A1 - A process for coating metallic bodies with tungsten or molybdenum bronzes. : en es
  • FR689122A - Layers for photochemical discoloration : en fr
  • GB334547A - A tape or wire for loading electric conductors : en
  • FR689078A - Improvements to starting devices for motors : en fr
  • FR689117A - Coat hanger : en fr
  • DE506586C - Device for measuring indentation depths in ball pressure tests : de en
  • FR689231A - eyeshadow case : en fr
  • FR689382A - Improvements to internal combustion engine refrigeration devices particularly applicable to aircraft engines : en fr
  • GB334377A - Improvements relating to the manufacture of ropes : en
  • AU2194729A - Improvements in and relating tothe manufacture of rubber articles : en
  • FR688963A - Method and apparatus for unwinding wire from a spool provided with a cheek : en fr
  • GB334494A - Improvements in and relating to ice-making apparatus : en
  • ES119218A2 - TONE CLARIFYING MEANS FOR RADIO DEVICES THAT USE A REGULAR SUPPLY OF DIRECT CURRENT : en es
  • GB334376A - Improvements in and relating to musical instruments : en
  • GB334453A - Improvements in glass working apparatus : en
  • US1774645A - Apparatus for reducing interference : en
  • ES145U - Protective gadget for telephone headsets. (Machine-translation by Google Translate, not legally binding) : en es
  • GB334291A - Improvements in or relating to protective systems for alternating current systems : en
  • US1774886A - Boat-propeller unit : en
  • CA303580A - Electrolytic cell : en fr
  • ES118888A1 - IMPROVEMENTS IN REELS OR REELS OR SIMILAR MACHINES : en es
  • ES118971A1 - A system of loose rings for hermetic closing of glasses, containers and similar. : en es
  • FR689342A - Improvements in the production of oxygenated organic compounds : en fr
  • FR689378A - Scissor frame for airplanes : en fr
  • DE506332C - Device for the production of tubes or sleeves from fiber material : de en
  • DE506328C - Device for ringing bells by an electric motor with alternating direction of rotation of the rotor : de en
  • FR689098A - Method of fixing the glasses on the platforms of the grinding and polishing appliances : en fr
  • FR689183A - Sock clip : en fr
  • ES119295A3 - A procedure for the manufacture of agglomerated dry ice blocks. : en es
  • GB313562A - Process for the manufacture of polyazo dyestuffs : en
  • ES119175A3 - A procedure to obtain on artificial silk fabrics, with or without a mixture of other materials, waters similar to those of moiré. : en es
  • DE506428C - Process for the production of dusting powders with insecticidal and fungicidal effects : de en
  • FR36948E - Improvements to machines for molding powdery, pasty or other materials : en fr
  • FR689365A - Improvements to mechanical boiler grids : en fr
  • GB334303A - Improvements in and connected with carburettors for internal combustion engines : en
  • US1774913A - Slicing machine : en
  • DE506295C - Method for indicating the location of short circuits in high voltage lines : de en
  • GB334275A - Spacing machine for sewing seeds : en
  • DE506259C - Sound transmitter for echo sounding on ships : de en
  • DE506347C - Note skewer with a protective device covering the tip : de en
  • US1775017A - Electric fluid-heating apparatus : en
  • FR689124A - Improvements made in the construction of transmission belts : en fr
  • FR689125A - New cistern : en fr
  • GB334343A - Improvements in rotary air compressors : en
  • DE505939C - Tubular tape for weaving and binding purposes : de en
  • FR36923E - Method and device for heating and keeping hot, ready for operation, the cylinders of steam and gas turbines : en fr
  • FR689340A - Automatic device for dividing objects transported by a conveyor belt into two fractions : en fr
  • FR689393A - Improvements to gaffs, landing nets and other fishing gear : en fr
  • GB314060A - A process for the manufacture of carbon bi-sulphide : en
  • DK42867C - Device by Pass. : da en
  • DE506677C - Solvents and plasticizers for plastic compounds, resins, varnishes, oils, dyes, essences, fragrances and other organic substances : de en
  • US1774568A - Aeroplane control : en
  • FR36929E - Improvements to shaping machines for headgear : en fr
  • FR686808A - : fr
  • GB334250A - Improvements in clamping devices for holding projection lamps of different kinds in position upon cinematograph apparatus : en
  • GB334372A - Improvements in or relating to adjustable shelving and supporting means for trays and bins : en
  • GB334446A - : en
  • GB334449A - Manufacture of basic bismuth salts of organic arsonic acids : en
  • ES119259A1 - Procedure for obtaining a driving force coming out of explosives duly attenuated. : en es
  • US1774819A - Hood latch : en
  • US1774743A - Shoe : en
  • FR689441A - Improvements to continuous firewood splitting machines : en fr
  • ES119231A1 - A procedure for the treatment of palm oil in order to make it suitable for steariner. : en es
  • GB312697A - : en
  • GB334435A - Improvements in casting light metals especially aluminium and aluminium alloys : en
  • FR689108A - Spark plug for aviation engines : en fr
  • GB334477A - Improved means for indicating golf and like scores : en
  • AU2193429A - Improvements in and connected with toothed transmission gearing : en
  • AU2509230A - Improvements in and relating to visible indexes : en
  • FR689000A - Improvements to refrigeration devices : en fr
  • US1774659A - Aerial sign : en
  • US1775076A - Friction-testing device for rotating members : en
  • US1774791A - Truck : en
  • CA303495A - Operation of lime and dolomite kilns and furnaces : en fr
  • GB334240A - Improvements in the manufacture and production of vat dyestuffs of the anthraquinone acridone series : en
  • GB334292A - Improvements in or relating to protective systems for electrical distribution systems : en
  • DE506578C - Patient transport device : de en
  • US1774584A - Pencil sharpener : en
  • AU2448530B - Improvements in or relating to means for detecting frequency modulated energy : en
  • FR689415A - Chrome removal bath : en fr
  • FR689417A - Improvements in cotton-type hosiery trades : en fr
  • US1774560A - Sodium sulphide drops and method for making them : en
  • US1774607A - Method of bonding refractories : en
  • DE506363C - Installation on motor-driven voltage dividers : de en
  • DE506477C - Process for the production of metallic materials with a fiber structure : de en
  • US1774576A - Shoe-shining machine : en
  • DE506354C - Oven head for Martinoefen : de en
  • DE504739C - Device for compounding gas-filled or vacuum rectifiers : de en
  • CA303551A - Tap : en fr
  • CA303508A - Carburetor : en fr
  • CA303645A - Manufacture of linoleum : en fr
  • DK42856C - Choose. : da en
  • US1774508A - Abrading machine : en
  • ES119305A3 - A procedure for waterproofing textile fibers. : en es
  • DE506068C - Switching arrangement : de en
  • FR689213A - Safety device for gas burners : en fr
  • GB334576A - Improvements in sound recording : en
  • FR689081A - Brush, its method of manufacture and own machine to manufacture it : en fr
  • ES119183A1 - A process for the preparation of a consumer food product in the form of infusions. : en es
  • ES119248A1 - An automatic device applicable to elevators and hoists to act without need of springs, suspensor of the car in case of total rupture of the suspension cables. : en es
  • DE506013C - Lock on machine guns : de en
  • GB334290A - : en
  • GB334557A - Sheave assembly for crown block : en
  • DE506232C - Coil drive for cinema sets : de en
  • FR689084A - Improvements to mowers and similar machines : en fr
  • FR689287A - Device for the storage and immobilization in a box of ampoules-bottles for pharmaceutical products : en fr
  • FR687076A - Processes and devices for the manufacture of artificial silk and for the subsequent finishing operations : en fr
  • FR689297A - Device and machine for planing and grinding, portable, particularly applicable to the grinding of surfaces and in particular parquet floors : en fr
  • FR689319A - Device for powering radio stations by means of a corrugated direct current source : en fr
  • GB318107A - Manufacture of vat-dyestuffs : en
  • US1775080A - Tire-building apparatus : en
  • AU2337229A - Improvements in latch-locks : en
  • US1774817A - Device for exhibiting pictures with colored scenery : en
  • US1774506A - Thermostatic circulation control : en
  • US1774887A - Top-lift-trimming machine : en
  • DE506262C - Closure for two-part container : de en
  • US1774628A - Manhole switch : en
  • CA303574A - Barking drum : en fr
  • DE506266C - Clamping and closing tool for the tires of boxes, bales, packages, bundles, barrels, etc. like : de en
  • FR689131A - Wake up movement : en fr
  • US1774559A - Petroleum distillation : en
  • ES119263A1 - Improvements in the propulsion of ships through turbines or pumps. : en es
  • GB334574A - Improvements in or relating to parallel knitting-machines and to fabrics knitted thereon : en
  • DE505805C - Circuit arrangement for counting connections of different values in telephone systems with main and sub-exchanges and dialer operation : de en
  • DE506402C - Display rack : de en
  • DE506621C - Conveyor system with optional operation : de en
  • US1774678A - Pipe-anchor device : en
  • CA303692A - Amusement device : en fr
  • ES160U - Reformed board for electric meters. (Machine-translation by Google Translate, not legally binding) : en es
  • GB334492A - Improvements in and relating to timepieces : en
  • GB334538A - Exhaust silencer for internal combustion engines : en
  • DE506576C - Tonoscillograph : de en
  • FR689275A - Ester preparation process : en fr
  • US1774924A - Ehnst kassner : en
  • FR688989A - Manufacturing process of fine threads of artificial silk : en fr
  • FR689193A - Improvement in the manufacture of espadrille sandals without a first : en fr
  • GB334304A - Improvements in or relating to apparatus for automatically delivering and weighing predetermined quantities of material : en
  • ES119171A3 - An automatic scale. : en es
  • FR689140A - Method and apparatus for storing and dispensing materials : en fr
  • GB334278A - Improvement in and relating to by-pass conduits for fuel pumps : en
  • US1775050A - Wire fabric : en
  • ES119273A1 - Improvements in the assembly of the guns. : en es
  • DE506234C - Projector for multiple cinema : de en
  • FR689278A - Process for obtaining, from coal, a partially charred coke of great value and in fragments : en fr
  • AU2385229A - Water tank for attachment to motor vehicles : en
  • CA303517A - Hat pouncing machine : en fr
  • DE506421C - Conveyor wagons for the production of tiled stoves : de en
  • FR689271A - Rotary pump functioning as a vacuum cleaner and as a compressor : en fr
  • FR36922E - Hernial bandage enhancements : en fr
  • US1774566A - Process and apparatus for regulating paper stock and the like : en
  • AU2200629A - A method of and means for fastening down rails : en
  • CA303569A - Resilient tire : en fr
  • CA303593A - Explosive : en fr
  • CA303525A - Device for ventilating lath bundles : en fr
  • GB334854A - Improvements in vacuum cleaning machines : en
  • CA303501A - Safety device for aeroplanes : en fr
  • DE506452C - Dynamo-electric gearbox : de en
  • GB334350A - Improvements in or relating to mounting cone diaphragms of loud speakers and the like : en
  • FR689447A - Rotary sleeve distribution device, for internal combustion and gradual combustion engines : en fr
  • AU2340329A - Improved bottle : en
  • CA303544A - Airship : en fr
  • DE506389C - Self-operated towel dispenser : de en
  • FR36738E - Improvements in the manufacture of rubber articles : en fr
  • DE506627C - Method and device for incineration : de en
  • CA303584A - Pencil : en fr
  • ES119201A1 - Improvements in the random discharge tubes. : en es
  • DE506238C - Machine for forming and pre-pressing cakes from all kinds of oil seeds : de en
  • ES119114A1 - A process for the production of oxide cathodes. : en es
  • ES119179A1 - AN IMPROVEMENT IN COLORFUL FILM TAKING, FROM ALMA GOFRADA : en es
  • FR689068A - Mechanical pencil : en fr
  • FR689425A - Method and apparatus for the extraction of salt from salt lakes : en fr
  • CA303566A - Collapsible tube and closure : en fr
  • CA303652A - Device for modifying the colour of light in glow tubes : en fr
  • GB334347A - Improvements in and relating to measuring apparatus for rolled material : en
  • FR689162A - Heat exchanger device : en fr
  • DE506330C - Signaling device : de en
  • DE506539C - Device for cleaning tissues : de en
  • DE506613C - Winding machine with a thread button device that moves along the workplaces : de en
  • US1775047A - Myles victor papps : en
  • CA303669A - Article of metallic oxides : en fr
  • FR689408A - Multi-cell rotary compressor and rotor with grooves : en fr
  • DE506079C - Hand saw with chain saw band and power drive : de en
  • GB334853A - Improvements in the production and treatment of textile and other materials made of or containing cellulose derivatives : en
  • USD81944S - Design fob a sweater : en
  • US1774786A - Method of and apparatus for treating ores : en
  • ES119190A1 - Circuit breaker and circuit closure recorder. : en es
  • GB317094A - Improvements in and relating to voltage regulating devices for dynamo-electric machines : en
  • GB334444A - Improvements in or relating to train-lighting electric generators : en
  • US1774904A - Container for powders : en
  • US1774580A - Newspaper-inserting machine : en
  • US1774884A - Drive head for driving pipes : en
  • US1774840A - Bottle-suspension device : en
  • DE506358C - Chain isolator : de en
  • GB334247A - Improvements in or relating to automatic or semi-automatic telephone exchange systems : en
  • US1774740A - Standpipe fitting : en
  • US1775002A - Hood latch : en
  • DE506686C - Thread cutting machine with two support bars for guiding one or more slides each holding a workpiece or tool by means of a clamping device : de en
  • GB334876A - Improvements in the manufacture of adhesives : en
  • US1774863A - Carrier : en
  • US1774967A - Piston for slush pumps : en
  • ES118533A2 - A system of metal propellers with changeable blades, adjustable by hand on land. : en es
  • US1775018A - Container for gramophone disk records : en
  • US1775078A - Electrode for arc lamps : en
  • DE506393C - Calculating machine with a slide that can be moved by a motor shaft : de en
  • DE506469C - Machine for blowing hollow glass bodies, especially incandescent lamp bulbs : de en
  • ES119138A1 - An improvement in automatic and semi-automatic pistol triggers. : en es
  • ES119173A1 - Procedure to eliminate gases from cable ducts and their inlet wells. : en es
  • GB334433A - Improvements in boxes for containing and delivering pulverulent or granular substances : en
  • GB334475A - Improvements in two-stroke internal combustion engines : en
  • US1775038A - Power-control mechanism : en
  • US1774765A - Throw dart and target for the same : en
  • US1775016A - Railway-traffic-controlling apparatus : en
  • AU2212129A - Improvements in or 1 relating to mechanical shaping 1 of dough : en
  • DE506333C - Packaging machine composed of a package production machine, a filling machine and a closing machine : de en
  • ES119287A1 - A process for the preparation of condensation products of urea and formaldehyde. : en es
  • CA303565A - Cooler for cakes and food stuffs : en fr
  • US1774509A - Electric mixer : en
  • US1775030A - Train-control system : en
  • FR36917E - Improvements to stapling machines : en fr
  • FR688966A - Device for collecting the condensation water discharged by several heaters supplied with steam at different pressures : en fr
  • FR689434A - Pneumatic sandblasting and feeding devices : en fr
  • US1774656A - Roller attachment for vehicles : en
  • US1774537A - Thermostatic valve : en
  • US1774930A - Production of iron-oxide pigments : en
  • DE506258C - Electrodynamic underwater sound receiver : de en
  • DE506577C - Glasses for the treatment of cross-eyed eyes : de en
  • CA303614A - Electric water heater : en fr
  • CA303514A - Valve stem and adapter : en fr
  • CA303563A - Pressure-maintaining valve mechanism : en fr
  • GB334248A - Improvements in or relating to automatic or semi-automatic telephone systems : en
  • GB334342A - Improvements in exercising machine : en
  • GB334322A - Improvements in fuel pumps for heavy oil engines : en
  • US1774862A - Metal-cutting tool and alloy for making the same : en
  • DE506399C - harmonica : de en
  • FR689318A - A method of preparing light sensitive paper : en fr
  • DE506244C - Device for switching a steering device of motor vehicles which acts via a non-self-locking gear : de en
  • DE506623C - Impact tool with liquid drive : de en
  • ES119177A1 - Synchronization device for the talking cinematograph. : en es
  • US1774734A - Air-heating furnace : en
  • CA303503A - Commutator : en fr
  • USD81947S - Chusetts : en
  • DK42886C - Washing machine. : da en
  • US1774828A - Safety razor : en
  • ES118607A1 - A suspension device for lighting devices. : en es
  • ES174U - Lemonade in compromised, granulated or powder. (Machine-translation by Google Translate, not legally binding) : en es
  • GB334470A - Improvements in and relating to methods of and apparatus for working fused silica : en
  • FR689189A - Advertising and hygienic roll and <block-napkins> : en fr
  • DK42864C - Glassblowing machine. : da en
  • DK42882C - Wrapping machine. : da en
  • FR689085A - Improvements to electrodes used for arc welding : en fr
  • FR689266A - Reinforced concrete bridge deck : en fr
  • FR689004A - Boiler for heating hydrocarbons : en fr
  • FR689060A - Machine for skin secretion : en fr
  • FR689410A - Improvements in processes for obtaining condensation products : en fr
  • DE506073C - Process for the preparation of azo dyes which are insoluble in water : de en
  • DE506243C - Car roof : de en
  • GB334521A - Improvements in engine plants such as power plants, machines, ships and the like for counterbalancing or reducing the vibrations occurring in their stationary parts : en
  • US1774686A - Ore-treating apparatus : en
  • US1774910A - Apparatus for the production of dispersions of solids in liquids : en
  • FR689251A - Improvements to loaders for locomotives : en fr
  • GB315278A - Improvements in or relating to the manufacture of cellulose derivatives : en
  • DK42848C - Impulse transmitter of the Finger Disc type. : da en
  • ES119271A3 - An improvement in leaf spring. : en es
  • FR36936E - Improvements to micrometers intended for checking threads : en fr
  • GB315842A - Improvements in combined sound and moving picture films : en
  • DE506542C - Production of nitrogen oxide from ammonium nitrate : de en
  • GB334245A - Improvements relating to condensing steam plant and control systems therefor : en
  • US1774521A - Saw guard : en
  • DE506316C - Power switch for control devices in which a liquid or gaseous medium flows out through a nozzle : de en
  • FR689321A - Curved mirror torsiodynamometer : en fr
  • GB334408A - Improvements in the treatment of combustible substances : en
  • IE11106L - Shoeing of solipeds : en
  • US1774498A - Shoe machine : en
  • DE506612C - Roller bearing spindle for spinning, twisting and winding machines with a flexible neck bearing : de en
  • FR36928E - Removable finger guard for shotgun or other weapons : en fr
  • AU2508930A - Cylinder heads for internal combustion engines : en
  • CA303596A - Multiple elevator system : en fr
  • USD81915S - Field : en
  • DE506139C - Process for the production of luestrated, water-resistant fabrics suitable for wall coverings, handcrafted goods, hats etc. : de en
  • DK42866C - Insert for Flower Vases, composed of Single Tubes. : da en
  • FR689139A - Method and means for storing, measuring, proportioning and mixing materials : en fr
  • DE506273C - Foot pit cover for ovens and other ovens : de en
  • FR689277A - Process for the simultaneous production of precipitated dicalcium phosphate and synthetic nitrates : en fr
  • FR689330A - Locks activated by inserting a coin : en fr
  • GB334305A - Improvements in and relating to receptacles for first aid dressings and appurtenances : en
  • DE506311C - Control device for apparatus for dispensing certain amounts of liquid : de en
  • US1774864A - Perpetual calendar : en
  • CA303693A - Amusement device : en fr
  • CA303694A - Welded joint for radiators : en fr
  • ES119253A1 - A new system of device-apparatus to light nozzles in crops to protect them with their smoke against frost by temperature and time. : en es
  • GB334262A - Improvements in vacuum-jacketted flasks : en
  • DE506245C - Front wheel drive with front wheel steering for motor vehicles : de en
  • US1775021A - Elevator : en
  • US1774880A - Driving means for wire-stranding machines : en
  • CA303579A - Rotary printing machine : en fr
  • US1774623A - Safety clamp : en
  • US1774803A - Passenger car : en
  • DE506382C - Glass blowing machine : de en
  • US1774563A - Metal blank or billet : en
  • DE506379C - Facility for treating the body using radioactive masses : de en
  • DE506660C - Device for damping voltage fluctuations in an alternating current network, in particular for measuring purposes : de en
  • DE506425C - Process for increasing the solubility of halogen-substituted oxpyridines in water : de en
  • ES119137A1 - An improvement in automatic and semiautomatic pistols consisting of a piece that serves both to eject the charger and trigger safe. : en es
  • ES119224A1 - A system of hydraulic crics for the use of carriages. : en es
  • FR689159A - Improvements to detorders : en fr
  • FR689240A - Fractional Filament Incandescent Electric Lamp : en fr
  • US1775046A - Belt-lacing vise : en
  • DE506300C - Device for monitoring the vacuum in large-scale mercury vapor rectifiers, in which a gas discharge is generated in the vacuum to be monitored between two fixed electrodes, which is fed by a relatively high adjustable auxiliary voltage that is adapted to the desired size of the vacuum : de en
  • ES119221A1 - An industrial process consisting in the manufacture of carbon dioxide snow directly from the carbon dioxide produced in an installation of the last product and intimately linked with it. : en es
  • FR689077A - Arrangement of ranges in measuring instruments : en fr
  • CA303529A - Aerial system : en fr
  • CA303590A - Amplification system : en fr
  • FR36921E - Telephone cable : en fr
  • DE506541C - Rotary ring furnace for drying and smoldering coal : de en
  • FR36939E - Automatic tip system for silk spinning : en fr
  • FR689436A - Self-releasing ball valve : en fr
  • GB334429A - Improvements in coal boxes : en
  • GB334482A - Crank or eccentric press : en
  • CA303660A - Thermostatic control device for oil burners : en fr
  • ES118557A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 103565 : en es
  • ES119119A1 - Improvements in non-ferrous alloys. : en es
  • GB334367A - Improvements in or relating to collapsible cartons : en
  • FR689241A - Lighters improvements : en fr
  • AU2466130A - Automatic vending machine : en
  • DE506498C - Method and device for coating small or powdery substances : de en
  • ES119246A3 - Rubber stamping procedure based on nitrocellulose colors. : en es
  • DE506233C - Audio image reproducing apparatus : de en
  • DE506415C - Headlights for vehicles, in particular motor vehicles : de en
  • CA303557A - Method and apparatus for handling bar and strip metal : en fr
  • ES119240A3 - Fabric waterproofing procedure. : en es
  • GB317484A - Method for manufacturing hollow bodies of agglomerated material and machine for carrying out the method : en
  • GB334423A - A new or improved case or holder for cigarette or like packages : en
  • US1774525A - Tension-reel control : en
  • US1774898A - Method of tying bows : en
  • CA303493A - Non-skid device for vehicle wheels : en fr
  • DE506296C - Short-circuit proof registering ammeter : de en
  • DE506653C - High-speed engine or working machine, in particular an electric motor with a gas filling under excess pressure to prevent the penetration of the medium surrounding the machine and under fluctuating pressure into the machine : de en
  • CA303649A - Valve : en fr
  • US1774526A - Aircraft : en
  • DE506155C - Switching mechanism for the ribbon transmission on typewriters : de en
  • DE506418C - Insole : de en
  • DE506639C - Rotatable melting furnace for casting stereotype plates : de en
  • FR689246A - Improvement of light-sensitive photographic materials and process for the manufacture thereof : en fr
  • FR689320A - Improvements to oil cruets : en fr
  • AU2499430A - Improvements in tension-compensating devices for use in winding or other textile machines : en
  • FR689232A - Clevis and pivot insulator : en fr
  • US1774818A - Differential pump : en
  • DE506459C - Process for the production of metal coatings on bodies from non-conductive oxides for indirectly heated cathodes of electrical discharge vessels : de en
  • FR689101A - Improvements to grinding machines : en fr
  • FR689132A - Electric switch : en fr
  • US1774685A - Control valve : en
  • CA303598A - Grid lead-in device : en fr
  • CA303697A - Synthetic resin : en fr
  • DE506678C - Double valve for gas meter with two measuring rooms : de en
  • FR689160A - Folding seat allowing the transformation of an ordinary seat into a child's chair : en fr
  • CA303610A - Air chuck : en fr
  • US1774827A - Trussed structure : en
  • US1774895A - Skip conveyer : en
  • US1774940A - Coloring walnut veneer sheets : en
  • CA303497A - Steam pipe expansion joint : en fr
  • US1774747A - Machine for use in the manufacture of stitch-down shoes : en
  • US1774999A - Method of heat treating nitrided articles : en
  • US1774859A - Combustion baffle : en
  • US1774943A - Storage tank for oils : en
  • US1775029A - Intermittent drive for endless conveyers : en
  • US1774896A - Vibrator for molds : en
  • DK42883C - Device for Conveyors for Sorting Timber or similar. : da en
  • GB334406A - Improvements in and relating to controlling devices for spring suspension systems of vehicles : en
  • GB334324A - Improvements in or relating to electric lamp mountings for instrument panels or the like : en
  • GB334374A - Improvements in or relating to tills or receptacles for holding documents such as bank or treasury notes, letters, or other papers or for the like purpose : en
  • FR689255A - Improvements in locks : en fr
  • FR689263A - New shoe : en fr
  • CA303534A - Radiator : en fr
  • CA303699A - Synthetic resin : en fr
  • CA303571A - Apparatus for shaping the millstones for rectifying gear teeth : en fr
  • DE506409C - Metal cloth for paper machines : de en
  • FR689151A - Apparatus for cleaning and washing bottles and in particular those having contained oil or liquid fatty substances : en fr
  • DE504094C - Certificates stamping machine : de en
  • US1774517A - Lamp receptacle : en
  • US1774804A - Engine starter : en
  • CA303504A - Synchronism system : en fr
  • CA303611A - Valve stem : en fr
  • FR688961A - Method and apparatus for packaging ring-shaped objects, such as vehicle wheel rims or curvilinear pieces of metal : en fr
  • CA303665A - Machine for making plated fabrics : en fr
  • US1774552A - Steam-boiler structure : en
  • AU2497330A - Improvements in or relating to welding electrodes and method of making same : en
  • US1774558A - Duplex-operating device : en
  • US1774644A - Sifting machine : en
  • US1775062A - Airship : en
  • AU2487030A - Improvements in engine starting apparatus : en
  • ES118959A1 - A new folding procedure applicable to all kinds of cotton threads and any other textile material, for sewing, darning, embroidering and doing all kinds of work, whose folding can be manipulated and crushed without entangling the thread : en es
  • CA303630A - Serpentine refractory composition : en fr
  • CA303559A - Hydraulic packing : en fr
  • US1774592A - Skein lacing machine : en
  • US1774722A - Switch for electrical flash lights : en
  • US1774771A - Process for the production of nutritive substances : en
  • DE506417C - Removable dust and hub caps for automobile bikes : de en
  • ES117782A1 - PROCEDURE AND DISPOSITION TO PROVIDE ESSENCE TO AIR PLANES : en es
  • FR689188A - Air distributor for heating or ventilation : en fr
  • FR689381A - Improvements to vaporizers : en fr
  • ES118658A1 - Perfeccionamientos in the machines to sew espadrilles and similar templates. : en es
  • ES119298A1 - A new improvement in knitting machines. : en es
  • FR689065A - Improvements in electromagnetic loudspeaker motors : en fr
  • FR689413A - Flexible semi-metallic fabric or object : en fr
  • GB334302A - Improvements in display stands : en
  • US1774616A - Rope guide : en
  • FR688974A - Parachute support : en fr
  • US1774660A - Method of making wheels : en
  • US1775057A - Power-operated typewriter : en
  • US1774920A - Polarized push-pull electromagnetic unit and method of and apparatus for calibrating the flux thereof : en
  • CA303585A - Piston : en fr
  • DE506448C - Method for degassing contacts enclosed in a highly evacuated housing : de en
  • DE506511C - Direction and stop indicators for motor vehicles : de en
  • DE506664C - Process for the production of electron tubes : de en
  • GB334835A - Improvements in or relating to hydro- or aero-dynamic oscillation systems and apparatus : en
  • AU1987729A - Headlight adjusting and focussing device : en
  • US1774745A - Insulating telephonic relay : en
  • US1774769A - Head-motion for concentrators : en
  • US1774917A - Lathe : en
  • CA303546A - Method of producing spinning fibres : en fr
  • DE506340C - Furnace plant for the reduction of metal, especially iron oxides, while obtaining solid, non-molten metal : de en
  • FR689149A - Electric foot pedal for railway tracks : en fr
  • US1774830A - Slowness tester for paper pulp : en
  • US1774718A - Apparatus for bringing an unbalanced rotative body into alpha state of balance : en
  • USD81931S - Design for a figure of a dog : en
  • US1774661A - Pulling device : en
  • CA303564A - Hose coupling : en fr
  • CA303545A - Hair waving apparatus : en fr
  • CA303673A - Reheater : en fr
  • DE506429C - Canopy-like lamp fitting with a reflector directly supporting the lamp socket : de en
  • FR36740E - Device for spraying auxiliary substances into vacuum tubes, for obtaining high emission cathodes : en fr
  • FR36934E - Device for rod riveting : en fr
  • FR689394A - Improvements to water heating systems : en fr
  • US1775004A - Multiple-grinding-wheel mounting : en
  • US1774565A - Brake : en
  • US1774708A - Ice-cream-dispensing machine : en
  • US1774720A - Apparatus for radio telegraphy or telephony : en
  • AU2189929A - Improvements in and relating to tools for truing valves and valve seats : en
  • CA303615A - Dynamo electric machine : en fr
  • CA303535A - Carbureter : en fr
  • US1774683A - Road indicator : en
  • DE506247C - Electric signaling device for vehicles : de en
  • DE506569C - Vacuum lightning arrester : de en
  • FR36909E - Improvements to brabant plows : en fr
  • FR36919E - Metal framework of standardized houses : en fr
  • FR689196A - Book Shaped Piggy Bank Improvements : en fr
  • AU2197029A - Improvements inthe method of and apparatus for reproducing sound from sound record films : en
  • AU2312729A - Improvements in and relating to water heaters : en
  • US1774624A - Balanced steam joint : en
  • US1774639A - Detachable button : en
  • AU2327729A - Improvements in or relating to surface covering material and the decoration thereof : en
  • GB334379A - Improvements in hydraulic turbines actuated by products of combustion : en
  • US1774766A - Disappearing bed : en
  • FR689237A - Chairs, tables and similar furniture, capable of being stacked : en fr
  • GB334502A - Improvements in the manufacture of yeast : en
  • DE506449C - Electrical switch, the contacts of which are arranged within a housing filled with powder or grainy insulating material : de en
  • GB334310A - Improvements in or relating to socket holders for thermionic valves or other plug elements : en
  • IE12637L - Telegraphy : en
  • CA303617A - Depressor plate mechanism for billing machines : en fr
  • DE506699C - Rivetless connection of sheets for metal constructions, especially in aircraft construction : de en
  • US1774697A - Dirigible spotlight for automobiles : en
  • ES119115A1 - A process for the preparation of oxide cathodes. : en es
  • ES119262A1 - A new device system for distributing horchatas, lemonades and, in general, all kinds of liquids. : en es
  • ES119268A1 - Improvements in the mobile comb looms. : en es
  • GB334418A - Improvements in and relating to processes of pickling metals and to materials used therefor : en
  • DE505643C - Signaling device on elevators with a guide : de en
  • DE506132C - Thread cutting head with automatically opening cutting jaws : de en
  • DE506521C - Foot ball bearings for spinning and twisting spindles : de en
  • US1774702A - Shoe form : en
  • US1774908A - Hanger for sliding doors, gates, and other structures : en
  • US1774838A - Building bracket : en
  • US1774695A - Pressure indicator for nuts or bolts : en
  • CA303578A - Net : en fr
  • US1774523A - Barium carbonate and sodium sulphydrate manufacture : en
  • DE506386C - Method and device for the continuous cooling of glass objects : de en
  • DE506591C - Control for compressed air motors : de en
  • FR689035A - Control relay : en fr
  • FR689175A - Automatic control change mechanism for width dyeing machines with fabric return stroke : en fr
  • US1774981A - Can-washing machine : en
  • US1775005A - Multiple drill : en
  • CA303560A - Headlight reflector : en fr
  • AU2524030A - Improvements in rotary tipplers : en
  • ES118373A1 - A process for manufacturing an inflatable starch usable as a glue for painters. : en es
  • FR689058A - Rolling process improvements for wide flange gutter irons : en fr
  • FR689096A - Advanced hunting device : en fr
  • GB334235A - Improvements in or relating to electrical plunger-contacts such as used in lamp-holders : en
  • GB334400A - An improved ball float cock : en
  • AU2501830B - Combined sound and colour motion picture record : en
  • CA303515A - Collapsible tire rim : en fr
  • ES118402A1 - A procedure to obtain potassium nitrate and soda. : en es
  • ES119226A1 - Press for grapes, fruits and similar materials, consisting of an endless caterpillar arrangement. : en es
  • FR689028A - Filter fabrics : en fr
  • GB334469A - Improvements in and relating to bottles : en
  • GB334487A - : en
  • US1774599A - Culvert : en
  • US1774629A - Press for embossing : en
  • DK42851C - Device for Molds and Vulcanizers. : da en
  • ES119283A1 - A projector. : en es
  • FR689257A - Device for hanging carpets : en fr
  • AU2253229A - Improved starting barrier : en
  • FR689307A - Improvements to refrigeration devices : en fr
  • DE506614C - Device for winding machines for automatic disengagement of the individual spindles : de en
  • ES119304A1 - An improvement in the process of waterproofing textile fibers based on solutions of cellulose esters. : en es
  • FR687185A - Steel frame for reinforced concrete constructions : en fr
  • FR689166A - Process for agglomeration of denatured salt intended for animal feed and product obtained : en fr
  • ES119281A1 - OPERATING PROCEDURE FOR AIR FUNICULAR RAILWAYS FOR TRANSPORTATION OF PEOPLE : en es
  • US1774641A - Crating means for conduits : en
  • US1774762A - Counter-controlled press-stopping device : en
  • GB319350A - Improvements in or relating to the manufacture of cast-iron grinding balls : en
  • FR688973A - Starting device : en fr
  • FR688977A - Aircraft tail : en fr
  • GB334326A - Improvements relating to steam heating apparatus : en
  • DE506306C - Process for the production of a cleaning compound or soap containing kieselguhr : de en
  • DE506380C - Vehicle for patient transport with a stretcher : de en
  • US1774807A - Self-locking muffler bar for belt clamps : en
  • GB334490A - Improvements in conveyors : en
  • ES119277A3 - Transmission band. : en es
  • ES165U - New procedure to fix the corresponding license plates in cars by using a special metal box and interchangeable cards. (Machine-translation by Google Translate, not legally binding) : en es
  • ES119176A1 - A procedure to join shoe cuts to soles or floors. : en es
  • FR689036A - Improvements to machines used for reproducing drawings by means of an artificial light source : en fr
  • GB334297A - Improvements in or relating to machines for distributing finely divided material on road surfaces and for similar purposes : en
  • GB334434A - Improvements in and relating to paper folding machines : en
  • FR689214A - Improvements to machines and mechanisms to be calculated : en fr
  • GB334464A - Improvements in boots and shoes : en
  • FR689052A - New kind of ribbed knitted fabric and device for obtaining it on circular ribbing looms : en fr
  • FR689090A - Reflected light headlight with anti-glare device : en fr
  • CA303639A - Reversible seat or chair : en fr
  • FR689316A - Rotation mechanism for cranes : en fr
  • DE506676C - Spring-loaded metal bracket for fastening and pressing the parquet straps onto the sub-floor or the bearing strips : de en
  • CA303541A - Surgical appliance : en fr
  • US1774712A - Process of making high-grade viscose products : en
  • DE506504C - Transport box for advertising projector with built-in screen : de en
  • FR689074A - Device for the transmission of electrical signals by means of very short radio waves : en fr
  • FR689309A - Improvements in spinning, twisting or similar machines and in apparatus for the automatic replacement of full reels by empty reels : en fr
  • GB334420A - An electric dry cell : en
  • DE494483C - Method and device for integrating shafts over the shoe last : de en
  • ES119160A1 - Procedure for automatic charging of lead accumulator batteries. : en es
  • US1774867A - Wall-board tack or staple : en
  • US1774942A - Device for producing toracco portions of uniform size : en
  • US1775031A - Fare register : en
  • CA303492A - Shutter for motion picture projectors : en fr
  • CA303576A - Process of producing light-coloured oils and fats from fish, etc. : en fr
  • DE506361C - Sliding resistance with coarse adjustment and a fine adjustment attached to the coarse adjustment slide : de en
  • FR36943E - Improvements in typewriters and calculators : en fr
  • FR689226A - Improvements to assemblies comprising rubbing tools, such as smoothing, soaping or polishing devices, and more generally surfacing ice cream and ceramic items : en fr
  • FR689379A - Wheel for mining sedans or other similar wagons : en fr
  • FR689448A - Opening and closing device for refrigeration presses : en fr
  • FR689027A - Improvements in manufacturing processes for products with cutting or abrasive properties : en fr
  • GB334534A - Improvements in or relating to telephone systems : en
  • ES119144A1 - Application of the process of emptying and molding artificial resin pastes to the manufacture of covers for books, files and filing cabinets. : en es
  • FR686684A - : fr
  • FR689186A - Fuel injection needle valve, especially for diesel engines : en fr
  • GB334370A - Improvements in ink : en
  • ES119296A1 - Improvements in refrigerators, especially those designed to cool liquids. : en es
  • DE506607C - Hull : de en
  • GB334264A - Improvements in or relating to selective indicating mechanism : en
  • DE506367C - Oil-filled electrical apparatus with expansion tank : de en
  • DE506416C - Direction indicators for vehicles with a device for generating sounds and flashing lights : de en
  • FR689428A - Gol with tie : en fr
  • GB334424A - Improvements in or relating to automatic rifles : en
  • ES119257A1 - A procedure for the manufacture of shoes. : en es
  • US1774990A - Self-adjusting radius rod : en
  • ES119134A1 - An air announcement system and devices to do it. : en es
  • DE506679C - Weight drive for record speaking machines : de en
  • ES118617A1 - A refrigerating appliance of the intermittent cycle absorption type. : en es
  • GB334410A - Improvements in or relating to casings for power transmission gearing : en
  • DE506387C - Process for transferring intermittently rolled glass plates into a roller cooling furnace : de en
  • DE506464C - Device on warp knitting machines, in particular rustling, to stop the machine in the event of thread breakage and drop stitches : de en
  • ES119228A1 - A chemical-photographic procedure for obtaining documents that require identification. : en es
  • GR2906B - CONNECTION DEVICE OF A TELEPHONE MACHINE AFTER THE SUBSCRIBERS OPERATING COMPULSORY NUMBER. : el en
  • GB334541A - Improvements in air line lubricator : en
  • DE506372C - Holding device for the ball on the spigot of electricity counters : de en
  • FR687287A - : fr
  • FR689112A - Device for receiving image currents : en fr
  • DE506315C - Electromagnetically operated pump : de en
  • FR686653A - : fr
  • FR689128A - Agents and methods for decreasing the aging of artificial and natural rubber species : en fr
  • GR2900B - METHOD AND MACHINE FOR FINISHING THE POWER SUPPLY OF ENGINE EXPLOSION WITH THE NORMALLY USED SPIRIT, WHILE : el en
  • US1774746A - Shoe stiffener : en
  • US1774857A - Limit switch : en
  • FR689210A - Incandescent lamp with a very narrow or concentrated incandescent body : en fr
  • ES117992A1 - A process for the manufacture of soaps. : en es
  • ES118717A3 - Improvements in the advertising or display devices. : en es
  • GB334340A - Improvements in or relating to sockets for twist and like drills : en
  • US1774763A - Rotary expansion underreamer : en
  • AU2198229A - Improvements in systems for conveying liquids : en
  • FR689407A - Refrigerated cabinet : en fr
  • US1775000A - Portable grinding and milling machine : en
  • AU2071929A - Improvements in and relating to formers for concrete building construction : en
  • FR689392A - Device for the construction of sheet metal chimneys in several sections or sections : en fr
  • AU2395829A - Improvements in attachments to chairs for supporting and pressing articles of clothing : en
  • US1774749A - Steam boiler : en
  • CA303619A - Process of preparing homogeneous alloys of lead : en fr
  • US1774809A - Die : en
  • US1774870A - Car construction : en
  • US1774892A - Inner tube for pneumatic tires : en
  • US1774672A - Bumper for motor vehicles : en
  • CA303658A - Railway crossing guard : en fr
  • ES119276A3 - Protection device for current limitation and automatic disconnection of appliances using electric current. : en es
  • FR689208A - Improvements to devices for attaching capsule closures to the necks of bottles or other containers : en fr
  • GB315419A - Electric circuit breaker apparatus for large outputs : en
  • US1774585A - Process for the manufacture of adsorbent carbons : en
  • US1774736A - Ornamental surface covering : en
  • US1774844A - Suction-box head for paper-making machines : en
  • US1774530A - Pipe clamp : en
  • US1775072A - Assiqnob to general cable : en
  • FR689252A - Heat accumulator : en fr
  • FR689426A - Device to facilitate the hand winding of fabrics on boards or cardboard boxes : en fr
  • GB307746A - Improvements in and relating to processes for producing iridescent rainbow colours on artificial masses : en
  • GB334422A - Improvements in or relating to teapots, hot water jugs and like vessels for holding hot liquids : en
  • USD81909S - Island : en
  • DE506256C - Device for displaying free or occupied seats in theaters, cinemas or the like. : de en
  • CA303690A - Mail box : en fr
  • ES119202A1 - A system of asymmetric conductivity electrodes. : en es
  • US1774655A - Car-journal roller-bearing box : en
  • US1774739A - Body protector : en
  • US1774973A - Wrist exerciser : en
  • US1774919A - Automobile radiator ornament : en
  • US1774955A - Gas holder : en
  • US1775036A - Dehydrator : en
  • USD81916S - Design for a shoe sole or similar article : en
  • DK42872C - Two-stroke combustion engine with more than two pistons working on a common combustion chamber. : da en
  • FR689178A - Container made by gluing a cut piece of paper and its manufacturing process : en fr
  • US1774545A - Apparatus for compressing and assembling coiled springs : en
  • CA303654A - Electrical interlock : en fr
  • CA303680A - Calculating machine : en fr
  • US1774504A - Separation apparatus : en
  • US1774900A - Rotary duplicator : en
  • US1774788A - Mechanical damper : en
  • US1774842A - Beacon light : en
  • US1774751A - Method of and means for controlling reciprocating rlectric motors : en
  • DE506466C - Hospital chair : de en
  • DK42858C - Combined Raiser and Shaker. : da en
  • DK42869C - Apparatus for the Detection of Upper Diseases by Milking. : da en
  • US1774571A - Valve for rock drills : en
  • FR689130A - Process for making photoengraving clichés : en fr
  • DE506305C - Power supply for electrodes through nipple : de en
  • FR689180A - Pocket umbrella : en fr
  • FR689219A - Safety device for ignition of automobile engines : en fr
  • ES118889A2 - IMPROVEMENTS INTRODUCED IN THE PURPOSE OF PATENT NUMBER 116174 : en es
  • ES118983A1 - A new home system for the use of solid fuels of small size. : en es
  • ES119199A1 - Device for removing pins in the drill lathe or milling cutter. : en es
  • FR689349A - Improvements to the coupling members for the transmission of driving force : en fr
  • DK42862C - Files. : da en
  • FR689057A - Improvements to steering mechanisms for vehicles : en fr
  • FR689069A - Improvements to plumb lines : en fr
  • GB334460A - Improvements in thermionic cathodes : en
  • DE506431C - Device for moistening dry tissues : de en
  • DE506631C - Device to prevent air from being carried away by fire extinguishing gas jets : de en
  • DE506526C - Reversible oil switch with three bushing insulators per phase : de en
  • FR689399A - Porous mass for the storage of explosive gases dissolved in a solvent : en fr
  • ES119239A1 - Improvements in the apparatus intended for the transmission and reception of sound waves under pressure through masses of liquids, and from the liquids themselves. : en es
  • FR688985A - Improvements to discharge tubes : en fr
  • FR689224A - Broom mount : en fr
  • FR689398A - Scissor Shaped Salad Cover : en fr
  • GB334392A - Improvements relating to coal and other mineral sorting apparatus : en
  • GB313959A - Improvements in starters for direct current motors : en
  • DE506434C - Precipitation electrode for electrical gas cleaning systems : de en
  • DE506404C - Driving device for mobile advertising : de en
  • CA303568A - Electric heater : en fr
  • ES119211A1 - Improvements in breaking and crushing equipment. : en es
  • DE506535C - Stop piece for the drill collar in rock drill hammers : de en
  • DE506682C - Sealing plate for cylinder head cover of internal combustion engines : de en
  • ES118578A1 - A procedure to improve the bread and dough breadmaking process. : en es
  • FR689201A - Improvements to printing machines : en fr
  • FR689123A - Continuous production press for the pasta industry and similar industries : en fr
  • ES119181A1 - Seal system for pipes. : en es
  • ES118635A1 - IMPROVEMENTS IN AND RELATED TO WEIGHING APPLIANCES : en es
  • GB313955A - : en
  • ES119184A3 - Massage devices with elastic rubber rollers. : en es
  • FR689115A - Furniture manufacturing system with molded thermoplastics : en fr
  • CA303539A - Electromagnetic apparatus for indicating positions at a distance without breaking the circuit : en fr
  • CA303659A - Railway crossing guard : en fr
  • CA303644A - Process and apparatus for purifying and aging spirituous liquors : en fr
  • US1774705A - Liquid cooler : en
  • AU2497330B - Improvements in or relating to welding electrodes and method of making same : en
  • DE506237C - Process for the photographic reproduction of halftone images or line drawings with inked areas, in which only the latter, or drawings with color tones, in which only any color tone is rasterized : de en
  • CA303663A - Stabilization of trichloroethylene : en fr
  • FR689029A - Steam or gas filled alternating current electrical appliance : en fr
  • CA303543A - Store furniture : en fr
  • US1775064A - Sound reproducer : en
  • US1774674A - Electrode : en
  • DE506235C - Device for non-stop cinema shows : de en
  • DE506463C - Double edge device for flat weft knitting machines with take-off comb and push comb : de en
  • ES118711A1 - A DEVICE FOR CLASSIFYING PAPERS OR THE LIKE : en es
  • GB334277A - Improvements in and relating to a reversing gear for internal combustion engines : en
  • CA303679A - Cadmium plating : en fr
  • DE506062C - Type drum for office printing machines : de en
  • GB334333A - Improvements in heat exchanging devices, particularly for condensers of refrigerating apparatus : en
  • CA303521A - Knob lock : en fr
  • USD81932S - Design fob a figure of a dog : en
  • US1774524A - Hat and clothes hanging device : en
  • US1774861A - Roofing element : en
  • US1775056A - Changeable exhibitor : en
  • GB334385A - An improved mobile platform for use in the handling of motor and other road vehicles : en
  • CA303675A - Toasting device : en fr
  • DE500917C - Reversible, expanding rotary piston engine with interlocking arrow-wheel pistons : de en
  • USD81940S - Island : en
  • CA303681A - Diaphragm mounting for loud speakers : en fr
  • CA303689A - Turnbuckle : en fr
  • US1774535A - Aerial bomb or flare : en
  • DE506038C - Loose-leaf book with articulated book spine halves, each of which has a row of alignment pins and aids to enable one row to be moved with respect to the other row : de en
  • DE506531C - Device for automatic closing of the gas tap when the gas flame goes out : de en
  • FR689040A - Process for manufacturing ammonium chloride crystals : en fr
  • GB313561A - : en
  • AU2072129A - Improvements in the electrolytic process for extracting metals from their ores : en
  • CA303520A - Master keyed cylinder lock : en fr
  • GB334485A - : en
  • DE506635C - Process for the decomposition of potassium magnesium carbonate double salts : de en
  • ES118126A2 - IMPROVEMENTS IN THE PATENT OF INVENTION NUMBER 117941 : en es
  • GB316937A - An improved photo-electric cell : en
  • GB334361A - Improvements in and relating to imitation leather having a natural grain and method for making such leather : en
  • US1775066A - Watch and golf score : en
  • US1774719A - Multipole umbrella tent : en
  • US1774816A - Crucible for aluminothermic reactions : en
  • BE373149A - : en
  • US1774799A - Nipple for vitreous floats : en
  • US1775012A - Fluid-containing casing for electrical apparatus : en
  • FR689279A - Agglomeration machine : en fr
  • ES118224A1 - Improvements in regulation systems for fluid pressure and relays. : en es
  • DE506474C - Machine for making fruit drinks : de en
  • ES119205A1 - New method of light alloys of high resistance. : en es
  • FR689020A - Improved device for applying labels, or any other equivalent, to two or more sides of boxes, such as, in particular, matchboxes : en fr
  • AU2189429A - A shark proof structure : en
  • US1774852A - Resistor and support therefor : en
  • US1774883A - Method of producing mercury : en
  • US1774849A - Hard alloy for tools and the process for their production : en
  • DE506516C - Grinding threads : de en
  • GB334336A - Improved manufacture of road surfacing materials : en
  • US1774750A - Searchlight : en
  • CA303581A - Process of producing homogeneous deposits from aqueous dispersions of rubber by electrical means : en fr
  • ES119212A1 - Blade improvements for razors. : en es
  • GB334259A - Improvements in or relating to starting devices for internal combustion engines starting with compressed air, particularly two-stroke marine engines having three or a multiple of three cylinders : en
  • GB334401A - Aeroplane controlling devices : en
  • ES119260A1 - A product for the preparation of sweetened, radioactive food and consumer products. : en es
  • DE506115C - Flexible copier pen : de en
  • US1774528A - Power-distribution system : en
  • GB334246A - An improved apparatus for playing games : en
  • DE506308C - Fastening and tensioning device for the fabric arranged on the work roll of a floor polishing machine : de en
  • DE506472C - Method and device for the production of an endless glass ribbon : de en
  • DE506571C - Process for degassing metal masses in electrical discharge vessels : de en
  • US1774802A - Molasses and cereal product and process for making : en
  • FR689173A - Process for the production of a colored, lightfast glaze by means of artificial resins on cover plates, tiles, etc. : en fr
  • GB334467A - Method and device for making ribbed tubes with smooth ribs : en
  • DE506319C - Holder for spools of thread on the spool pin of a sewing machine : de en
  • DE506530C - Fire extinguishing system with an electrically non-conductive extinguishing fluid : de en
  • FR689375A - Anode grid for large rectifiers : en fr
  • DE506323C - Safety device on steering devices for motor vehicles : de en
  • DE506359C - Method for the cementless fastening of the knobs in insulators : de en
  • FR689154A - Loom cleat : en fr
  • US1774693A - Jack : en
  • US1774914A - Card-ledger tray : en
  • FR36924E - Signaling device for motor vehicles : en fr
  • FR689377A - Process for the ozone treatment of textile fibers and fabrics, in particular linen : en fr
  • FR689432A - Wheel for automobiles or other similar vehicles : en fr
  • DE506310C - Hand chain mortiser : de en
  • FR36926E - Spark plug for internal combustion engines : en fr
  • FR689269A - Method and apparatus for the treatment of household gases, waste gases and the like : en fr
  • DE506508C - Steering device for motor vehicles : de en
  • DE506596C - Pulley with lining : de en
  • FR689442A - Improvements to electric megaphones : en fr
  • ES119186A3 - a procedure for the manufacture of valves for all kinds of fluids. : en es
  • ES119247A1 - Improvements in the joining of sheets of flexible material. : en es
  • DE506570C - Process for the production of a coherent electrically conductive metal layer on crystals : de en
  • DE506420C - Conveyor belt for mines with riveted, Ioeffel-like blades on replaceable stirrups : de en
  • DE506341C - Process for operating regeneratively heated stoves : de en
  • DE506550C - Device on platen printing presses for feeding an endless paper web or the like. : de en
  • DE506556C - Arrangement for the transmission of telecommunication currents with pipes whose operating voltages can be changed for control purposes : de en
  • DE506602C - Cinema grabber : de en
  • ES119243A1 - Apparatus to collect the soot and ashes that throw chimneys into space. : en es
  • FR689205A - Device to facilitate swimming : en fr
  • FR689294A - Tar refining process : en fr
  • FR689401A - Self-sensing transformer : en fr
  • US1774897A - Sheet-folding mechanism : en
  • FR689276A - Glass furnace : en fr
  • ES118941A2 - PROCEDURE FOR THE DETERMINATION OF THE POTASSIUM CONTENT IN THE SPACES THAT CONTAIN IT : en es
  • ES162U - Hygienic lid of iron with porcelain enamel to cover troughs, sinks, sinks, tables and springs or similar containers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES119249A3 - Improvements in mechanical winders. : en es
  • IS111A7 - Equipment for preventing the bottom cable of the bottom trawl from sinking to the bottom and getting stuck : en is
  • DE506344C - Process for the control of systems of steam engines with wood grinder drives : de en
  • GB334452A - Improvements in transmission gear : en
  • GB334524A - Improvements relating to automatic telephone systems : en
  • GB334550A - Improvements relating to machines for setting projectile fuzes : en
  • FR689103A - Clutching and declutching device for dictation machines and similar apparatus : en fr
  • GB314760A - Electromagnetic driving unit for loud-speakers : en
  • GB334463A - Improvements in caps for carbon electrodes : en
  • GB334287A - Improvements in metal spars for aircraft : en
  • GB334503A - Improvements in or relating to power transmission mechanism : en
  • FR689343A - Pallet ring for circular knitting machines : en fr
  • GB334528A - Improvements in signalling devices for use on vehicles : en
  • ES118305A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 118108 : en es
  • DE506622C - Method for cutting out recesses in piles for post gratings or the like. : de en
  • ES119270A1 - Improvements in water heaters and similar. : en es
  • CA303672A - Rear view mirror : en fr
  • ES118287A2 - AN ACOUSTIC DIFFUSER SYSTEM OF ELEMENTARY SURFACES FLAVED WITH PARALLEL EDGES : en es
  • FR688986A - Improvements to metal-to-glass fittings, in particular for input conductors for ampoules and vacuum tubes : en fr
  • FR689121A - Wet spinning process for the manufacture of artificial articles : en fr
  • FR689443A - Reinforced concrete manufacturing process : en fr
  • US1774711A - Cylinder-grinding tool : en
  • USD81912S - Design for a stand for coffee makers : en
  • DE506339C - Process for the preparation of o-nitrophenylaryl ethers and their reduction products : de en
  • DE506285C - Ejection device for printed envelopes, tape strips, sheets or the like on address printing machines with an up and down moving pressure arm : de en
  • DE506503C - Device for indexing a picture strip in a projection device : de en
  • DK42881C - Saddle digging machine. : da en
  • FR689341A - Substance for glazing windows, and similar applications : en fr
  • DE505278C - Irrigation device : de en
  • FR689270A - Flame guard for stove : en fr
  • GB334833A - Process for decolourizing hydrocarbon oils : en
  • GB334440A - Improvements in covered rubber tubes and the manufacture thereof : en
  • US1774662A - Vacuum pump : en
  • FR689404A - Preparation of synthetic rubbers, more particularly usable for the manufacture of pneumatic tires and tires resulting therefrom : en fr
  • GB334556A - Means for mounting a gramophone sound-box : en
  • US1774637A - Shore-pipe nozzle : en
  • FR689110A - Control device in reactive induction energy measuring instruments : en fr
  • ES118887A1 - Improvements introduced in fertilizers. : en es
  • GB334468A - An improved direction indicator for use on motor and other road vehicles : en
  • US1774939A - Well-drilling rig : en
  • US1775023A - Igniter : en
  • US1775053A - Transformer core : en
  • CA303536A - Carbureter : en fr
  • ES118391A2 - IMPROVEMENTS IN THE MAIN PATENT NUMBER 117535 : en es
  • FR689204A - Improvements to freewheel devices : en fr
  • FR689248A - Thermite welding process : en fr
  • GB318468A - Improvements in the treatment of materials containing cellulose esters : en
  • GB334849A - Improvements in speed changing and speed reducing gear : en
  • US1774593A - Airplane : en
  • US1774748A - Reenforcing element for the beads of automobile shoes : en
  • FR689083A - Fuel and air mixer : en fr
  • GB334431A - Improvements in and relating to electric distribution systems : en
  • GB334443A - Improvements in and apparatus for the low temperature carbonisation of bituminous and oil-bearing materials : en
  • GB334529A - The manufacture of soluble compositions for dyeing and printing : en
  • ES119143A1 - Method of manufacturing a food paste. : en es
  • US1774986A - Metallic hose : en
  • US1774755A - Whipstock anchor : en
  • US1774823A - Fare recording and receipt device : en
  • CA303533A - Photomechanical printing process : en fr
  • US1774603A - Emergency lighting set : en
  • GB313522A - Improved manufacture of artificial zeolites : en
  • GB334239A - Improvements in and relating to coin-detecting mechanism for automatic vending machines : en
  • GB334530A - Mechanism for separating and feeding carton blanks : en
  • US1774957A - Vehicle lamp : en
  • US1774922A - Supporting structure for rollers : en
  • US1774963A - Lasting apparatus : en
  • US1774608A - Asphalt filler : en
  • US1774778A - Inking system for printing presses : en
  • US1774836A - Braking system for vehicles : en
  • DE506124C - Device for the introduction of pound cake in coke oven : de en
  • US1774938A - Brace for spring structures : en
  • DE506467C - Device on hospital beds for self-erecting the sick : de en
  • GB312692A - A power condenser employed in particular for automatic phase regulation : en
  • CA303623A - Air mixing burner : en fr
  • DE506443C - Process for the preparation of organic auromercapto acids : de en
  • GB334313A - Improvements in or relating to apparatus for playing table and like games : en
  • US1774833A - Power punch : en
  • USD81941S - Design for a box : en
  • DE506362C - Process for the production of high-value resistors : de en
  • US1774814A - Liquid-level-operated rheostat : en
  • US1774848A - Steering and propelling device : en
  • US1774620A - Preparation of shoe uppers : en
  • ES119265A1 - A procedure to make resistant to aggressive waters Portland cement or mortar or concrete prepared with Portland cement, to facilitate the setting and increase the hardness of the same and to contain the contraction. : en es
  • FR689048A - Manufacturing process for molded parts and machine for using this process : en fr
  • US1774759A - Photographic sound-reproducing apparatus : en
  • USD81922S - Design for a hair-drying hood : en
  • FR689050A - Coloring process : en fr
  • FR689295A - Carbonizing vehicles and trains : en fr
  • CA303592A - Malleable iron : en fr
  • US1774774A - Wringer : en
  • US1774779A - Paper lead for the upper decks of printing presses : en
  • AU2516330A - Method of treating rubber compounds : en
  • US1774976A - Artificial bait : en
  • AU2198329A - Improvements in mattresses : en
  • CA303518A - Brick-handling apparatus : en fr
  • DE506005C - Device for opening letters : de en
  • GB334549A - Improvements in or relating to electric protective systems : en
  • FR689444A - Stockings and sock protectors : en fr
  • CA303500A - Fuel supplying system : en fr
  • DE506453C - Adjustment device for arc lamps : de en
  • DE506383C - Head shaping pliers for hollow bodies, especially made of glass : de en
  • DE506632C - Two-wheel motorized sprayer : de en
  • DE506350C - Process for melting pulverulent masses : de en
  • ES118128A2 - IMPROVEMENTS IN ADDICTION PATENT NUMBER 117941 : en es
  • ES119189A1 - Improvements in grain separating-cleaning machines. : en es
  • FR689389A - Sheet metal cleaning machine : en fr
  • ES119282A1 - A lighting installation for airport landing fields. : en es
  • FR689056A - Bevel gear transmission device for grain mills and others, with mechanism to vary the distance between the grinding wheels during the operation of the machine : en fr
  • FR689207A - Bolometric resistance bridge : en fr
  • GR2905B - MACHINE FOR PRODUCTION OF MOTOR POWER. : el en
  • US1774915A - Machine for making spikes : en
  • US1774970A - Binding terminal with connecting pieces : en
  • ES118351A1 - A procedure for obtaining effects of relief and perspective in ordinary photographs and drawings. : en es
  • FR36914E - Improvements to automatic precision dies : en fr
  • DE505894C - Steam boiler : de en
  • US1774533A - Utilization of greensand : en
  • CA303558A - Machine for applying shredded materials to confection-coated wafers : en fr
  • US1774948A - Exhaust nozzle : en
  • SE70119C1 - Method for preparing a mixture of ammonium nitrate and ammonium sulphate in granular form : en sv
  • GB334298A - Improvements in vacuum electric tube devices : en
  • US1774627A - Electric switch : en
  • CA303633A - Needle making machine : en fr
  • CA303646A - Manufacture of linoleum : en fr
  • DE506343C - Extraction of zinc from low-zinc alkalis of chlorinated roasted ores : de en
  • FR688957A - Improvements to pipe support devices : en fr
  • GB334341A - Improvements in or relating to wireless direction finding systems : en
  • CA303494A - Closure for bottles, jars, etc. : en fr
  • DE506496C - Lubricating device for sewing machine grippers : de en
  • DE506563C - Device for switching off parallel lines, in particular a cable divided into several conductors : de en
  • FR689282A - Lubricating oils : en fr
  • US1774998A - Brush holder : en
  • US1774899A - Stemming apparatus : en
  • US1775006A - Machine tool : en
  • US1775042A - Separable fastener : en
  • AU2193929A - Improvements in signalling systems : en
  • CA303618A - Carriage brake mechanism for billing machines : en fr
  • CA303642A - Feed water heating plant : en fr
  • FR689305A - Shortwave Receiver Systems Improvements : en fr
  • AU2238829A - Improvements in or relating to covering material and methods of decorating thesame : en
  • US1774826A - Mount for sound apparatus : en
  • US1774874A - Protective device : en
  • FR688995A - Improvements to valves for pneumatic tires : en fr
  • US1774707A - Hypodermic needle guard : en
  • DE506174C - Method for setting the characteristics of electrical oscillating circuits : de en
  • DE506406C - Advertising device for shop windows with apparently automatic movement of advertising figures : de en
  • DE506510C - Device for rotating the headlights of vehicles, in particular motor vehicles : de en
  • FR689015A - Improvements to related subjects : en fr
  • FR689211A - Improvements to water cooling towers : en fr
  • GB334337A - Improvements in or relating to tins, canisters and like containers : en
  • US1774932A - Production of iron-oxide pigments : en
  • US1774894A - Tractor-trailer : en
  • US1774772A - Double-deck driving arrangement for printing presses : en
  • DE505687C - Process for the preparation of sulfuric acid- or halogen-substituted or sulfuric acid- and halogen-substituted derivatives of formaldehyde : de en
  • DE506236C - Exposure clock for x-ray photography purposes : de en
  • DE506680C - Letter sorting conveyor : de en
  • FR689299A - Device for suppressing disturbing high frequency oscillations in an electrical system : en fr
  • FR689397A - Armchair-cabin with bathroom : en fr
  • ES117910A1 - A new television system. : en es
  • ES119196A1 - Improvements in the joints or joints of chains and organs like that. : en es
  • FR689114A - Transfer device for calculating machines and cash registers : en fr
  • GB334321A - Improvements in electric switch installations : en
  • US1774866A - Preservative material and method of making and applying the same : en
  • FR689093A - Method for the rapid determination of the rusting tendency of iron alloys : en fr
  • FR689106A - Automatic photographic apparatus with projection reproduction devices : en fr
  • DE506538C - Device for cleaning tissues : de en
  • ES118403A1 - A procedure for obtaining potash and soda. : en es
  • US1774515A - Electric lamp : en
  • US1774632A - Intake manifold : en
  • DK42890C - Process for refining metals, in particular iron and steel. : da en
  • US1774715A - Artificial limb : en
  • US1774928A - Valve cage : en
  • DK42892C - Stand for milk transport buckets or similar. : da en
  • GB334387A - Improvements in or relating to the loading and/or unloading and carrying of spare wheels on motor vehicles : en
  • US1774850A - Box fastener : en
  • GB334491A - Improvements in and relating to timepieces : en
  • GB308208A - : en
  • GB312940A - Process for making carbon electrodes and the like : en
  • US1774588A - Air cleaner : en
  • US1774824A - Method of working metal : en
  • CA303528A - Wireless telegraphy and telephony and aerial system : en fr
  • US1775032A - Knitting machine : en
  • US1775055A - Method of making tube joints : en
  • US1774499A - Wiping mechanism for plate-printing machines : en
  • GB334354A - Sound-film band and process of recording sound thereupon : en
  • GB334403A - Apparatus for measuring values by means of an auxiliary energy : en
  • FR686657A - : fr
  • US1775049A - Car coupling : en
  • USD81921S - Design fob a plate ob similab abticle : en
  • GB334289A - Improvements relating to electric circuit interrupters : en
  • FR689301A - Resilient wheel with shock absorber and brake discs for airplanes : en fr
  • GB334548A - An improved binder for training plants : en
  • DE506303C - Method of operating an electric melting furnace : de en
  • FR688952A - Improvements to molded articles, such as dentures and similar articles : en fr
  • FR689067A - Friction pumps : en fr
  • DE506499C - Powder removal machine for sugar bodies : de en
  • GB334315A - Improvements in or relating to the extrusion of metal pipes and the like : en
  • GB334472A - Improvements in or relating to dinner waggons : en
  • FR689062A - Improvements in the electrical reproduction of sound from recording discs : en fr
  • FR689254A - Steering gear, in particular for automobiles : en fr
  • USD81936S - Design foe : en
  • GB334258A - Improvements in the manufacture of moulded hollow-ware : en
  • FR689317A - Method of manufacturing active electrodes for copper oxide AC rectifiers : en fr
  • FR689071A - Improvements to steam generators : en fr
  • GB334265A - Improvements in or relating to colour photography : en
  • GB334462A - Improvements in and connected with the production of multiple copies : en
  • ES118807A3 - Rotary machine for two-ink printing on gummed paper. : en es
  • GB334353A - Improvements in photographic sound recording : en
  • GB334553A - Improvements in submarine cable conductors : en
  • ES119244A1 - A procedure for obtaining a new metal. : en es
  • GB312925A - Improvements in apparatus for trueing profiled grinding discs : en
  • GB334393A - A process for the regeneration of the lead plates of electric accumulators : en
  • IE11129L - Safety glass : en
  • FR688971A - Radiator : en fr
  • FR689176A - Mercury vapor rectifier with return ignition protection : en fr
  • GB334552A - Improvements in fire extinguishing apparatus : en
  • FR36938E - Friction shifting : en fr
  • ES119284A1 - A projector for headlights. : en es
  • FR689380A - Improvements made to electric organs : en fr
  • GB312942A - Improvements in kilns or ovens for firing pottery, earthenware and the like : en
  • FR689022A - Signal-transmitting device particularly applicable as a driving direction indicator on automobiles : en fr
  • FR36940E - Apparatus for spraying varnish or other viscous or liquid products : en fr
  • GB312696A - Improvements relating to radio broadcasting systems : en
  • FR689095A - Arrangements for extending the service life of barrel tubes : en fr
  • FR689256A - Improvements to translucent lambrequins, blinds and signs : en fr
  • USRE17790E - Camera sextant : en
  • US1774507A - Process of concentrating aqueous chloracetaldehyde solutions : en
  • US1774891A - Feed binder : en
  • DE506545C - Process for the distillation of foaming liquids, preferably tars : de en
  • ES118625A1 - A new procedure for the construction of seats in chairs, armchairs, sofas and rocking chairs. : en es
  • US1774968A - Rail-anchoring means or spike lock : en
  • DE506599C - Method and device for producing shafts in easily bendable materials : de en
  • ES118998A3 - A procedure for the manufacture of variously molded utensils and appliances, resistant to chemical and physical agents and also to mechanical actions. : en es
  • FR36910E - Slow-running fusible plug in the event of an overload and guaranteed in the event of a short circuit : en fr
  • FR689331A - A process for the production of highly stretchable spinning solutions using viscose for the manufacture of threads, bands, etc. : en fr
  • GB316621A - Plant and machines for the manufacture of small round loaves : en
  • FR36907E - Wire stiffener for fences, wall bars, etc. : en fr
  • FR689170A - Masses containing cellulose derivatives : en fr
  • FR689229A - Electrically operated hand-held device, including hot air shower : en fr
  • GB334224A - Process for improving tea : en
  • GB334438A - Improvements in delivery devices for sheet printing machines, particularly intaglio sheet printing machines : en
  • GB334836A - Improvements in or relating to printing presses : en
  • DE506278C - Process for the production of bile acids : de en
  • ES119145A1 - IMPROVEMENT IN THE WELDING OF THE STEEL PIECES : en es
  • ES166U - Box or case with attachment fins for the tab holders of visible chip sorters. (Machine-translation by Google Translate, not legally binding) : en es
  • GB334577A - Improvements in and relating to machines for spreading cream, or laying coatings on wafers or other surfaces : en
  • DE506601C - Box : de en
  • DE506225C - Rear derailleur : de en
  • FR689109A - Triarylmethane dye lake : en fr
  • GB334415A - Improvements in and relating to devices for operating flushing valves : en
  • FR689395A - Rolling process : en fr
  • DE506624C - Impact device : de en
  • US1774731A - Draftsman's protractor : en
  • USD81935S - Design for a frame of a chair or settee : en
  • GB334454A - Improvements in box guide for loom lay : en
  • DE506439C - Process for the preparation of ª ‡ - (2-carboxyphenyl-1-) anthraquinone : de en
  • DE506525C - Tongue joint arrangement : de en
  • ES119233A1 - Continuous action turbine for the centrifugation of sugar, salt, soda, and all kinds of non-coherent materials. : en es
  • FR689220A - Improvements to talking machines : en fr
  • DE506524C - Folding machine : de en
  • DE506648C - Separator for electrical collectors : de en
  • FR689281A - Method and installation for lifting liquid : en fr
  • FR689366A - Elevator control system : en fr
  • GB334455A - Improvements in or relating to vehicle frames : en
  • DE506293C - Device to prevent runaway and polarity reversal in compounded electrical machines : de en
  • GB334404A - Improvements in or relating to valve control apparatus : en
  • FR689258A - Improvements in spindle machines for fraying cotton : en fr
  • DE506540C - Device for cleaning tissues : de en
  • FR689302A - Tricalcium phosphate solubilization processes : en fr
  • FR689070A - Synthetic rubber-like substance : en fr
  • DE506537C - Device for dyeing fabric webs that are manufactured in tubular form and are endlessly sewn together : de en
  • FR689113A - Improvements to wire drawing machines : en fr
  • ES118930A2 - IMPROVEMENTS INTRODUCED TO THE OBJECT OF PATENT NUMBER 117897, BY A PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR WITH RUBBER SOLE : en es
  • FR689206A - Process for the manufacture of aluminum-based alloys intended for foundry : en fr
  • DE514330C - Device for folding or creping paper webs in the running direction : de en
  • FR689437A - Device for unwinding from one spool and winding on another a wire or a strip, in particular for the writing-holder of the speaking machines poulsen : en fr
  • GB334497A - Apparatus for delivering newspapers or the like : en
  • FR688983A - Wiper mat system : en fr
  • FR689094A - Universal socket : en fr
  • CA303602A - Welding electrode : en fr
  • US1774618A - Change-speed device : en
  • US1774855A - Driving unit for loud-speakers : en
  • US1774776A - Pneumatic spiral water pump : en
  • US1774787A - Safety service for railroad crossings : en
  • USD81911S - boesel : en
  • ES119288A1 - Improvements in the lens of photographic lens. : en es
  • FR689433A - Electric chain breaker device for looms : en fr
  • GB334536A - Improvements in or relating to web roll mechanism particularly applicable for use in connection with rotary printing : en
  • US1775027A - Carton : en
  • CA303516A - Plaiter : en fr
  • CA303700A - Rolling mill plant : en fr
  • GB334357A - Improvements in and relating to sterns and stern frames for screw-propelled vessels : en
  • GB334260A - Improvements in manufacture of benzyl chloride : en
  • GB334263A - Improvements in or relating to electric remote control systems : en
  • DE506394C - Agent for combating vegetable and animal pests : de en
  • FR689429A - False : en fr
  • GB316308A - Improvements in or relating to the manufacture of abrasive paper : en
  • GB334236A - Improvements in or relating to coffins or like containers adapted to receive the remains of deceased persons : en
  • CA303605A - Process of pyrometallurgically refining and casting copper : en fr
  • DK42860C - Skewed Front Plow for Motor Vehicles and the like. : da en
  • AU2520530A - Improvements in electric connectors for electrically operated appliances : en
  • ES119210A1 - Improvements in the devices so that the trigger works in the artillery guns slowly. : en es
  • FR36912E - High voltage illuminated indicator light that can be used as a beacon : en fr
  • FR689249A - Advanced starter : en fr
  • GB334405A - Improvements in or connected with frame structures particularly suitable in aircraft construction : en
  • ES118857A1 - A process of treating crude silvinitic salts to obtain potassium-sodium nitrate or sodium potassium nitrate and soda. : en es
  • CA303513A - Zinc oxyde manufacturing device : en fr
  • CA303662A - Fibrous composition : en fr
  • DE506549C - Three-color printing machine with several foundations that open and close at the same time and support the printing forms : de en
  • US1774575A - Submarine wreck indicator and communicating device : en
  • GB334554A - Improvements in or relating to the manufacture of artificial rubber and rubber substitutes : en
  • US1774729A - Regulating device for multicylinder explosion motors : en
  • DK42878C - Pump or compressor with rotating impeller for liquids, gases or mixtures of such substances. : da en
  • FR689267A - Electro-catalytic carburettor : en fr
  • GR2904B - STEAM LIFTING MACHINE. : el en
  • ES119182A1 - Vertical wheel mill drive. : en es
  • DE506396C - Hammer head for pianos or the like : de en
  • DE506490C - Drum mill with air flow sifting and subsequent sifting in an air sifter : de en
  • GB334486A - Improvements in or relating to pendulum controlled lens apparatus : en
  • GB334515A - A new or improved drum dryer : en
  • FR689406A - Surgical dressing : en fr
  • GB334517A - A method of renovating cutting tools : en
  • FR689024A - Scraper on wheels for moving soil : en fr
  • FR36905E - Heavy-duty automotive brakes : en fr
  • FR689138A - Improvements to trucks for handling goods : en fr
  • FR689285A - Transparent banners : en fr
  • GB334458A - Process for the production of zinc salt solutions : en
  • GB334532A - Improvements in or relating to cinematographs : en
  • GR2901B - APPLIANCE TO AUTOMATICALLY TURN AND REVERSE BINDED AND UNBELN MUSIC SHEETS DURING PLAYING. : el en
  • DE505937C - Sample wheel for circular knitting machines : de en
  • DE506145C - Circulating muffle furnace with a heated double jacket formed using segments : de en
  • GB313523A - Process of refining petroleum oils : en
  • DE506470C - Glass blowing machine : de en
  • US1774911A - Anchor for wells : en
  • FR689003A - Measuring recorder device : en fr
  • GB334378A - Laminated glass and process of producing it : en
  • US1774652A - Sprayer : en
  • DE506321C - Cinematograph with continuously moving picture tape : de en
  • DE506412C - Process for the production of diazotypes using papers impregnated with diazo compounds : de en
  • AU2025429A - Improvements in and relating to heels of boots and shoes : en
  • AU2508030B - Improved holder forsale-price tickets : en
  • DE506457C - Socket for electric light bulbs : de en
  • DE506598C - Device for punching, embossing or similar processing of continuously fed paper webs : de en
  • GB334575A - Improvements in mirrors, looking glasses and the like : en
  • FR36904E - Combi cooker with multitubular boiler for central heating : en fr
  • GB334483A - Air conducting apparatus for drying or airing both faces of textiles, sheets, sheet material or the like : en
  • GB334382A - A process for the wet treatment of skein yarns, particularly of artificial silk : en
  • GB334513A - Improvements in the means of securing the bottoms of conical paper containers : en
  • IE10687L - Tennis balls, etc. : en
  • US1774581A - Bubble-tower grid : en
  • DE506395C - Hammer head for pianos or the like : de en
  • ES118981A1 - Procedure to improve the sliding properties of copper alloys. : en es
  • FR689182A - Blotter pad with blotting paper pad : en fr
  • FR689218A - Piston improvements : en fr
  • FR689423A - Device for adjusting and measuring the grinding pressure in Dutch piles and others : en fr
  • US1774675A - Elevator for sucker rods and the like : en
  • US1774800A - Loading spout : en
  • AU2426729A - Improvements in screwcap jars and bottles : en
  • FR689136A - Method and devices for molding artificial teeth : en fr
  • FR689419A - Process for the production of water insoluble disazo dyes : en fr
  • CA303496A - Envelope : en fr
  • FR689079A - Alloy : en fr
  • FR689338A - Shuttle movement for loom : en fr
  • GB316521A - Improvements in the treatment of materials containing cellulose esters : en
  • DE506320C - Sewing machine furniture for retractable sewing machines with work table extensions : de en
  • DE506353C - Regenerative heating and melting furnace with pulverized coal combustion : de en
  • DE506381C - Process for making chewing gum : de en
  • FR36719E - Catalytic manufacturing process for synthetic acetic acid : en fr
  • FR36947E - Gas water heaters : en fr
  • FR689222A - Regulator lever device for brakes of beams of looms : en fr
  • GB334355A - Improvements in drying or evaporating apparatus of the heated roller type : en
  • DE491606C - Machine for automatic capping and waxing of the charcoal sticks of dolls of electric dry batteries : de en
  • DE506104C - Device for actuating the drive of longitudinal slides on tool machines, in particular tool grinding machines : de en
  • GB334555A - Improvements in or relating to photographic developing processes and apparatus : en
  • FR689374A - Improvements to magnetos, especially ignition magnetos : en fr
  • US1774812A - Article of commerce and method of its production : en
  • US1774872A - Detergent and process of producing the same : en
  • DE506290C - Current collector roller running on ball bearings : de en
  • US1774615A - Guard for linemen's climbing hooks : en
  • US1774671A - Device for producing die-cut noodles : en
  • ES118392A1 - Improvements in obtaining liquid hydrocarbons, particularly in the production of liquid fuels from solid fuels. : en es
  • FR689063A - Manufacturing process of perfume mixtures : en fr
  • GB334386A - Improved drag arrangement for spinning, twisting and like machines : en
  • GB334421A - Improvements relating to inlet valves of internal combustion engines : en
  • IE11370L - Heat exchangers for refrigerators : en
  • IE11860L - Artificial silk : en
  • FR689002A - Rear light for cycles : en fr
  • FR689264A - Method and apparatus for reversing the deleterious effects of combustion engine exhaust gases : en fr
  • FR689383A - Advanced fastening device : en fr
  • FR689396A - Safety device for cufflinks : en fr
  • GB319334A - Improvements in balanced rudders for ships : en
  • US1774540A - Locking-type switch-operating handle : en
  • US1774969A - Wired wireless system : en
  • US1775011A - Fastening for wearing apparel : en
  • DE505528C - Gliding device for self-ties or the like. : de en
  • DE506643C - Drive for devices for printing ampoules u. like : de en
  • ES119161A1 - PROCEDURE FOR THE MANUFACTURE OF EXPLOSIVES : en es
  • FR689449A - Method for starting asynchronous machines with or without an auxiliary machine with a manifold : en fr
  • GB334362A - Improvements in carbon manifolding packs and apparatus for use therewith in typewriters : en
  • US1774758A - Strainer : en
  • US1774555A - Resilient seat : en
  • US1775060A - Excavation multiple-section casing or cistern : en
  • FR689416A - Signaling device : en fr
  • GB334466A - Improvements relating to metal netting for use as catalyser in contact units : en
  • FR689080A - Installation of central heating with radiators : en fr
  • GB334390A - Improved device for skeining or interlacing tie-threads of hanks on reels : en
  • ES119293A1 - A machine for the automatic manufacture of wire chain. : en es
  • DE506611C - Electric single leaf drive : de en
  • ES118127A2 - IMPROVEMENTS IN THE PATENT OF INVENTION NUMBER 117941 : en es
  • ES119302A3 - A perfected device for sound cinematography installations. : en es
  • GB334384A - Improvements relating to portable sawing machines : en
  • DE506515C - Front wheel base indicator for motor vehicles : de en
  • DE506575C - Hydraulic press : de en
  • US1774529A - Machine for vacuumizing containers : en
  • US1774663A - Pump : en
  • USRE17787E - Leon ottinger : en
  • US1774688A - Refining of lead bullion : en
  • DE506507C - Metal propellers, especially for aircraft, the wings of which are made of light metal and are reinforced by means of steel rods anchored in a steel base or in the hub : de en
  • ES118790A1 - A procedure to reduce the specific fuel consumption and regulate the temperature in metallurgical furnaces, stoves and heating of all kinds. : en es
  • GB314522A - Improvements in and relating to lead alloy for electric cable, sheaths and other purposes : en
  • GB334301A - Improvements in electric fuses : en
  • FR689362A - Apparatus for uncapping teeth : en fr
  • US1774847A - Winding and unwinding device for the handling of very long films : en
  • ES118891A1 - PROCEDURE FOR SEPARATING A USABLE GASEOUS MIXTURE FROM THE GASEOUS ELEMENTS STILL DISSOLVED IN WATER UNDER PRESSURE ALREADY EXPPANSIONED AND USED IN THE WASHING OF GASES FROM COK OVENS FROM WATER GAS AND OTHER GASEOUS MIXTURES : en es
  • FR689007A - Process for producing images, designs, ornaments, etc., on surfaces composed wholly or in part of cellulose derivatives : en fr
  • CA303655A - Process of making zeolits : en fr
  • DE506495C - Sewing machine with a knife rod mounted on two swinging, parallel links : de en
  • GB334391A - Improvements in or relating to diaphragms for transmitting fluid pressure : en
  • US1774522A - Earth-boring drill : en
  • US1775058A - Outlet-box support : en
  • US1774536A - Process and arrangement for manufacturing open-end and open-side envelopes from paper or similar material : en
  • CA303573A - Turn-over toaster : en fr
  • FR689311A - Variable pitch propeller blade in-flight control device and semi-automatic and automatic applications of this device : en fr
  • FR689250A - Improvements to loaders for locomotives : en fr
  • GB334249A - A process and double draft arrangement for spinning fibres : en
  • DE506438C - Process for the preparation of aromatic carboxylic acids and their substitution products : de en
  • DE506555C - Holding device for the account book of direct debiting devices : de en
  • GB334396A - Improvements in rotary sewage distributors : en
  • US1774721A - Athletic score board : en
  • DE489290C - Arrangement for the amplification of photo currents for measurement or registration purposes, especially for image transmission : de en
  • DE506592C - Process to prevent scoring in roller bearings of stationary machines : de en
  • FR688982A - Vitalised food honey process and means of obtaining : en fr
  • GB334320A - Improvements in or relating to centrifugal friction clutches : en
  • US1774612A - Vibrator : en
  • US1774982A - Railway-traffic-controlling apparatus : en
  • US1774520A - News stand : en
  • CA303523A - Portable elevator : en fr
  • DE506458C - Firedamp or explosion-proof electric light bulb fitting : de en
  • US1774643A - Apparatus for handling freight : en
  • CA303661A - Journal for pulverizing mill rollers : en fr
  • US1774879A - Electric signal lamp : en
  • US1775003A - Bottle-washing machine : en
  • DK42876C - Procedure for Attaching Friction Coatings to Their Substrates. : da en
  • AU2190629A - Upholstery fabric and method of manufacture : en
  • US1774854A - Ultra-violet transmitting glass : en
  • US1774547A - Mold : en
  • US1774951A - Flue connection for stoves : en
  • US1774927A - Household coffee urn : en
  • USD81934S - Design eor a chair : en
  • CA303664A - Steering gear roller pin : en fr
  • DE504246C - Galvanometer, in which a loop-shaped conductor is deflected in a homogeneous field by the electric current perpendicular to the lines of force : de en
  • DE506286C - Device on writing office machines for moving a long paper web : de en
  • US1774527A - Brake : en
  • FR689092A - Process for the preparation of 1.3-butylene glycol by hydrogenation of paraldol : en fr
  • DE506214C - Adding machine : de en
  • DE506312C - Smoking device for tobacco pipes : de en
  • DE506471C - Glass rolling machine : de en
  • DE506365C - Spring operated mine ignition device : de en
  • USD81943S - Design for a sweater : en
  • DE506346C - Washing device that can be screwed onto a washing vessel : de en
  • DK42875C - Airplane wings. : da en
  • DK42884C - Steering bearing at Centrifuge. : da en
  • GB334457A - Protecting device for valve fittings on gas cylinders and the like : en
  • DE506446C - Automatic locking device : de en
  • GB334473A - : en
  • DE506291C - Arrangement for simultaneous telegraphy and telephony with common forward and return lines : de en
  • FR689260A - Tool for driving the piles : en fr
  • FR689351A - Process for the simultaneous production of potassium salts and tricalcium phosphate : en fr
  • GB334299A - Improvements in or relating to high tension electric cables : en
  • FR688991A - Exhaust manifold for star engines : en fr
  • FR689023A - Traction mechanism for scrapers used in road construction and repair : en fr
  • FR689041A - Process for fixing nitrogen in the form of ammonia : en fr
  • FR689177A - Improvements to dump trucks : en fr
  • GB334578A - Improvements in or relating to telephone systems : en
  • GB334879A - Improvements in and relating to fur brushing and ironing machine : en
  • US1775051A - Train-control system : en
  • CA303572A - Clip : en fr
  • DE506447C - Device for quickly extinguishing the interrupting arc on high-voltage air switches : de en
  • US1774710A - Grain-clfaning device : en
  • FR689025A - Double keyboard piano : en fr
  • CA303506A - Wire spoked vehicle wheel : en fr
  • DE506489C - Spring roller mill with rollers swinging around a bolt : de en
  • CA303550A - Concentrically expanding brake : en fr
  • CA303621A - Radio-telegraph-keying system : en fr
  • CA303587A - Pile screwing apparatus : en fr
  • DE489529C - Roll-up letters, numbers or characters that are carried by an aircraft : de en
  • DE506189C - Device for folding up the throwing shovel in the shear neck for mechanical grate feeder : de en
  • CA303530A - Mining cartridge : en fr
  • DE506248C - Sharpening knives : de en
  • US1774630A - Romper : en
  • US1774554A - Apparatus for the recovery of dry distillation material : en
  • US1774965A - Electrode for the electric arc : en
  • US1775071A - Booster : en
  • DE505995C - Process for the production of metallized paper or fabric : de en
  • DE506283C - Landing mark whose housing is loosely rotatably arranged on a fixed shaft or fixed on a rotatable shaft in the cylinder channel of a printing press : de en
  • ES118693A3 - A device for the automatic deposit at any time of funds in the bank's cash register from outside the building. : en es
  • FR689102A - Improvements to table knife holders : en fr
  • ES158U - System of basins for washbasins. (Machine-translation by Google Translate, not legally binding) : en es
  • DE506536C - Coal cutting machine : de en
  • CA303698A - Synthetic resin : en fr
  • US1775041A - Radiator : en
  • CA303651A - Self-playing stringed instrument : en fr
  • USRE17788E - Bttshino : en
  • DE506500C - Optical advertising and display device : de en
  • FR689145A - Manufacturing process of crank shafts or cranks : en fr
  • ES119166A1 - INSTALLATION FOR THE CREATION OF CLEAR SPACES IN BUILDINGS : en es
  • CA303641A - Process of making steel insensible to the action of hot gases and vapours : en fr
  • CA303522A - Refrigerator : en fr
  • DE506552C - Automatic sheet delivery device for platen printing presses : de en
  • DE506595C - Gearbox with gear ratio depending on the rotation path : de en
  • GB334334A - Improvements in garment hangers : en
  • DE505879C - Washing machine with circulation pump : de en
  • DE506302C - Plate with electric heating and liquid cooling : de en
  • US1774699A - Mechanical pencil : en
  • US1774901A - Process for chromium plating : en
  • US1775039A - Aeroplane braking system : en
  • DE506636C - Process for the preparation of montan wax-like products : de en
  • US1774882A - Process of recovering iodine : en
  • US1774825A - Method of stabilizing ships : en
  • CA303609A - Draft controller : en fr
  • DE506692C - Zigzag sewing machine with a fabric slide that can be moved across the sewing direction : de en
  • ES118803A3 - Chassis for motor vehicles. : en es
  • ES118467A2 - A PROCEDURE FOR THE MANUFACTURING OF STAMPED, RIBBED OR STRAINED GLASS IN THE FORM OF A CONTINUOUS SHEET : en es
  • FR689168A - Semi-metallic construction : en fr
  • FR689306A - Improvements in methods and apparatus for the transmission of signals simulating speech on high frequency carrier waves : en fr
  • ES119163A1 - Manufacture of covers and bindings of books, files and filing cabinets made with artificial resin pastes. : en es
  • CA303575A - Obstetrical sheet : en fr
  • CA303556A - Method and apparatus for handling materials : en fr
  • FR689038A - Hand extinguisher : en fr
  • DE506294C - Method for measuring rapid, short-term frequency changes in electrical power networks : de en
  • FR689086A - Latch arrangement for car doors and other applications : en fr
  • US1774907A - Method of manufacturing dentures : en
  • DE506527C - Arrangement for regulating cascades, consisting of an asynchronous front machine and commutator rear machine : de en
  • FR689435A - Coat racks intended for lifting and launching boats : en fr
  • USD81938S - Design for a plate : en
  • US1774531A - Well-drilling apparatus : en
  • GB334346A - Improvements relating to retorts for the generation of oil gas : en
  • CA303683A - Electrical fire alarm : en fr
  • GB334481A - Improvements in or relating to cylinder covers for internal combustion engines : en
  • US1774941A - Spring wheel for vehicles : en
  • US1774569A - Thread protector : en
  • CA303648A - Lamp chimney : en fr
  • DE506224C - Epicyclic gearbox : de en
  • US1774853A - Automobile equalizer : en
  • US1774614A - Cushioning device for presses : en
  • US1775022A - Tool for holding bushings for valve stems : en
  • CA303677A - Battery for flashlights : en fr
  • US1774553A - Paper-making machine : en
  • US1774591A - Lacing machine and method of lacing skeins : en
  • USD81919S - Design : en
  • US1775052A - Treatment of petroleum oils and products derived therefrom : en
  • AU2196529A - Attachment for hand cultivators : en
  • ES118571A1 - Improvements in dry batteries. : en es
  • GB334360A - Improvements in and relating to apparatus used in connection with sound reproducing apparatus : en
  • DE506455C - Faucet socket for electric light bulbs with a switch handle protruding through an unslotted hole in the socket jacket : de en
  • CA303555A - Method and apparatus for handling metal : en fr
  • DE506324C - Device for bare grinding and sharpening of large and long knives of all kinds, especially sugar cane knives, plantation knives and the like. like : de en
  • DE506519C - Hanging spinning wing : de en
  • DK42880C - Machine for Treating Coats for their Introduction to Footwear. : da en
  • FR689156A - Automatic thresher gear : en fr
  • CA303549A - Draft gear : en fr
  • US1774669A - Intermittently-working refrigerator of the absorption type : en
  • US1775037A - Baking powder : en
  • CA303527A - Locomotive starting valve : en fr
  • DK42861C - Hydroplan bath. : da en
  • US1775073A - Vacuum tube circuits : en
  • FR689037A - Caliper suspension for vehicle subframe springs : en fr
  • US1774761A - Muffler-cup-assembling machine : en
  • DE506250C - Safety lock for handguns, especially for break-barrel rifles with internal cocks : de en
  • DE506610C - Automatic traffic control device : de en
  • CA303629A - Sealing cap for bottles : en fr
  • US1774757A - Dust collector : en
  • USD81920S - Design for a counter fixture : en
  • US1774767A - Cosmetic container : en
  • DK42896C - Procedure and Device for Processing Photocopies and the like with a Gaseous Type. : da en
  • CA303667A - Absorption refrigerating machine : en fr
  • US1774690A - Safety valve : en
  • US1774541A - Rest for electric irons : en
  • US1774912A - Curtain-rod cornice : en
  • ES119157A1 - A process for the preparation of dyes containing chromium. : en es
  • FR36949E - Electrically heated device for making a permanent wave of hair : en fr
  • ES118886A1 - Procedure to prepare fertilizer materials. : en es
  • GB334539A - Improvements in apparatus for drying sheets of paper and the like : en
  • ES118771A3 - A procedure for the manufacture of carpets. : en es
  • FR689018A - Process for coating and decorating regenerated cellulose films : en fr
  • FR689539A - Construction process for concrete tracks : en fr
  • GB334395A - Improvements in cheese cutting devices : en
  • CA303637A - Method of coating surfaces with hard covering : en fr
  • ES119169A1 - Protective installation for hydraulic power plants. : en es
  • CA303498A - Necktie : en fr
  • FR689118A - Snap-in key and quick adjustment : en fr
  • FR689402A - Prepayment vending machine : en fr
  • FR36908E - Process for the production of tank dyes of the anthanthronic series : en fr
  • FR689286A - Rotary pump : en fr
  • GB334439A - Drying and finishing machine for fabrics in long lengths : en
  • FR689336A - Further development in the construction of roller bearings : en fr
  • GB307029A - Improvements in or relating to apparatus for labelling bottles : en
  • US1774687A - Process of metal casting : en
  • DE506345C - Removable pouring device for laundry kettle : de en
  • DE506473C - Eyeglass lens cutting machine : de en
  • DE506263C - Steel band tensioning and locking device for band iron tires on boxes, bales and other packages : de en
  • FR687301A - Production of new cellulosic derivatives : en fr
  • GB334375A - Improvements in or relating to power generating systems particularly applicable to propulsion of vessels : en
  • GB334559A - Improvements relating to printing presses : en
  • GB334525A - Process and apparatus for making on a great scale and by mechanical means, threads, fibres, or wadding, with regenerated cellulose : en
  • FR689005A - Tuber lifting machine : en fr
  • US1774578A - Universal joint : en
  • US1774594A - Lawn mower : en
  • USD81946S - Design fob : en
  • GB334227A - Improvements in and relating to combined dough dividing and working machines : en
  • ES119203A1 - A concrete mixer truck. : en es
  • GB334271A - Improvements in the manufacture of films : en
  • DE506629C - Procedure for starting diesel locomotives using heated compressed air : de en
  • GB334312A - Improvements in telescopic stands or supports for seats, stools, cameras and other articles : en
  • GB334319A - Device for teaching young children elementary multiplication : en
  • DE506137C - Shirt blouse : de en
  • US1774502A - Blacking machine : en
  • US1774885A - Antiskidding device : en
  • GB334359A - Improvements in combined sound and moving picture films : en
  • ES118665A1 - A new device for centrifuges of white sugar with application of special layers. : en es
  • DE506356C - Piezoelectric oscillating crystal in a vacuum vessel with diluted neon or neon-helium filling : de en
  • DE506419C - Device for deploying a plurality of transmitters or receivers for underwater sound waves : de en
  • GB334523A - Improvements in or relating to ordnance : en
  • US1774673A - System for the regulation of machines : en
  • USD81929S - Design fob a textile fabbic : en
  • ES119237A1 - Acetification of cinematographic films. : en es
  • FR688970A - Lock enhancements : en fr
  • FR689310A - Improvements in the heat treatment of strips intended to constitute razor blades : en fr
  • FR689227A - Strapping machine : en fr
  • GB334339A - Improvements in taximeters : en
  • FR689047A - Metallic construction : en fr
  • FR689091A - Improvements to disc wheels and their rims : en fr
  • FR689217A - Improvements to carding machines and similar machines : en fr
  • CA303657A - Communication by frequency variation : en fr
  • US1774792A - Attachment for draftsmen's drawers : en
  • US1775008A - Tractor wheel : en
  • FR689099A - Improvements in electric motors for machines intended for spinning artificial silk or similar machines : en fr
  • ES118288A1 - Improvements in inflatable air chambers for tires. : en es
  • GB334285A - Improvements in or relating to sealed glass envelopes for incandescent electric lamps and the like : en
  • FR36918E - Removable and portable bathtub device : en fr
  • FR36937E - Improvements to direct fuel injection sprayers in internal combustion engines : en fr
  • FR689184A - Protective cover for automobile headlights, etc. : en fr
  • US1774696A - Webbed bottom for seats : en
  • DE506423C - Drive for a ship lift : de en
  • DE506528C - Process for creating corners in iron sheet piling : de en
  • FR36901E - Arrangement of burners and gas inlet for the heating walls, divided into vertical heating rings, of the furnaces for the production of gas : en fr
  • GB334398A - Improvements in bed covers or quilts : en
  • US1774557A - Folding table : en
  • FR689126A - Improvements to material compositions having arc resistance properties : en fr
  • GB334474A - Process for the manufacture of mono-brominated menthane : en
  • FR689116A - Manufacturing process for profiled metal parts : en fr
  • DE506603C - Process for the production of contours for printing rollers to be etched for textile printing : de en
  • GB334461A - Improvements in or relating to open fire grates : en
  • FR689100A - Tracked vehicles with at least three tracks or tracks : en fr
  • GB307497A - Improvements in rotary pumps or motors : en
  • GB334284A - Improvements in or relating to couplings for hose pipes and the like : en
  • FR689013A - Inhalation device : en fr
  • DE506461C - Underneath the wind grate with zoning : de en
  • ES119194A1 - An improved process and its corresponding apparatus for the manufacture of wired glass. : en es
  • FR689405A - Lifting and swiveling device for vehicles : en fr
  • GB334327A - Improvements in the means for producing extra high voltages : en
  • DE506558C - Arrangement for high-frequency telephony on lines, especially on high-voltage lines with two-way communication on the same phase and wave change : de en
  • ES116819A1 - A cosmographic globe (geographical, astronomical or similar). : en es
  • GB320022A - : en
  • DE506309C - Absorbent and cleaning balls made of cellulose, especially for parquet floors : de en
  • DE506334C - Device for fastening the dial : de en
  • DE506239C - Screw press for grapes, fruits, etc. : de en
  • GB334252A - Improvements in cotton gins : en
  • US1774613A - Elastic corset : en
  • DE506468C - Circular glass oven with a rotating oven sole : de en
  • FR689008A - Alloy braze weld : en fr
  • DE506351C - Process for the production of titanium-free iron or steel : de en
  • US1774988A - Machine for making prepared roofing : en
  • CA303691A - Traffic register : en fr
  • ES164U - New license plate system for automobiles, consisting of interchangeable cards, on any metal frame. (Machine-translation by Google Translate, not legally binding) : en es
  • FR689107A - Automatic photography camera : en fr
  • GB334348A - Improvements in or relating to circular knitting machines : en
  • US1774503A - Vehicle spring : en
  • US1774514A - Player-piano case : en
  • FR689016A - Improvements to footwear, shoes, and other similar items : en fr
  • FR689344A - Method and device for manufacturing anodes for dry electric cells : en fr
  • FR689350A - Improvements to window frames and their closure : en fr
  • US1774706A - Tone amplifier : en
  • US1774564A - Casing cutter : en
  • DE506297C - Device for connecting measuring devices in cable distribution systems : de en
  • ES119234A3 - A writing desk or holder for fountain pens. : en es
  • FR689061A - Internal combustion turbine : en fr
  • FR689097A - Improvements to internal combustion engines : en fr
  • US1774570A - Feeding device for rock drills : en
  • DE506168C - Arrangement for communication systems : de en
  • DE506388C - Device and method for introducing glass plates rolled by base into a cooling furnace : de en
  • ES119313A2 - IMPROVEMENTS INTRODUCED IN PATENT 119281 : en es
  • FR689111A - Production of new azo dyestuffs : en fr
  • US1774994A - High-pressure-valve device : en
  • FR689019A - Winding process of the sausages at the exit of the dividing devices of the carding machines for the improved feeding of the spinning machines : en fr
  • GB334243A - Improvements in or relating to colour photography : en
  • FR688988A - Pin contact device with switch actuated by turning the plug : en fr
  • FR689284A - Articulated support for handles of forks or spades : en fr
  • FR689308A - Improvements in welding processes and equipment : en fr
  • GR2903B - PERFECTIONS IN THE INDUSTRIAL MANUFACTURE OF ARTIFICIAL LEATHER. : el en
  • US1774916A - Bumper bar : en
  • FR688959A - Pattern forming mechanism, for knitting machines : en fr
  • FR689150A - Propulsion device for seaplanes : en fr
  • FR689192A - Airtight closing and locking device for vaporizers, and in particular for pocket vaporizers : en fr
  • US1774701A - Expanding reamer : en
  • ES119180A1 - Procedure for the manufacture of products to remove the layers of paint, varnish and similar inlays. : en es
  • DE506583C - Avoidance of rust diarrhea with suction grates : de en
  • FR36935E - Improvements in the treatment of cellulosic materials : en fr
  • FR689293A - Friction Couplings Improvements : en fr
  • DE506652C - Circuit arrangement for DC motors that work with main and shunt characteristics : de en
  • DE506482C - Coin gas meter in which the automatic mechanism is separated from the point at which the gas inlet pipe enters the gas meter mechanism : de en
  • US1774636A - Electric lock : en
  • GB334318A - Improvements in automatic adjusting device for brake members : en
  • GB334338A - A new or improved bird-scaring device : en
  • GB334407A - Improvements in steam locomotives : en
  • GB334471A - Improvements in or relating to electric switches : en
  • DE506567C - Thermal release in connection with a magnetic quick release for triggering automatic switches : de en
  • AU2499430B - Improvements in tension-compensating devices for use in winding or other textile machines : en
  • DE506675C - Stuffing box for glass tubes of water level indicators on coffee kettles : de en
  • FR688980A - Improvements to air filters for carburetors : en fr
  • FR689147A - Automatic switching device for vehicles, such as trams : en fr
  • DE506301C - Device for generating induction currents from heat, by means of the change in magnetism that occurs in a magnetic body when fluctuations in heat act on it : de en
  • US1774858A - Method of uniting laminated materials : en
  • DE506584C - Reduction furnace for aluminum production : de en
  • ES119187A1 - An improvement in towels, sanitary napkins, diapers, bathrobes and kitchen towels. : en es
  • FR689148A - Actuation device for high speed mechanism in automobiles : en fr
  • FR689199A - Electromagnetic control device for selector switches and other applications : en fr
  • US1774881A - Cooling system for internal-combustion engines : en
  • FR689355A - Shoe : en fr
  • GB316932A - Improvements in or relating to the vulcanisation of rubber : en
  • AU2242529A - Swimming suit : en
  • US1774626A - Method of treating leather : en
  • DE506166C - Telephone system : de en
  • USD81913S - Design fob a heateb stand fob coffee makers : en
  • FR689364A - Improvements to television and similar apparatus : en fr
  • US1774780A - Sheet-inserting mechanism : en
  • DE506626C - Process for the production of iron-free aluminum salt solutions : de en
  • US1774548A - Awning-frame-corner fitting : en
  • US1774876A - Watering device : en
  • GB334857A - Improvements in or relating to parting compounds for foundry moulds : en
  • FR689445A - Non-slip rubber manufacturing process : en fr
  • FR689089A - Engine timing device : en fr
  • FR689361A - Anti-glare device for automobile headlights : en fr
  • USD81937S - Edwin m : en
  • FR689421A - Removable cover for jars of mustard or other similar containers : en fr
  • GB334419A - Improvements in or relating to printing on wool : en
  • AU2135829A - Automobile headlight : en
  • DE506260C - Double jar for bronze powder and bronze tincture : de en
  • DE506441C - Process for the preparation of Dinitrohalogenarylene : de en
  • US1774979A - Colon-therapy apparatus : en
  • FR689203A - Suspension for vehicles, and in particular for motor vehicles : en fr
  • AU2251729A - Suspension leaf spring lubricator : en
  • ES119289A1 - A procedure of construction of buildings by means of loose cement elements, either armed or unarmed. : en es
  • FR689153A - Advanced training for cycles, motorcycles, etc. : en fr
  • GB334540A - Improvements in or relating to apparatus for controlling the direction of the draught in air-conditioning or ventilating systems : en
  • FR689411A - Improvements in devices for the transmission of direct current at high voltage : en fr
  • GB334358A - Improvements in agricultural seed drills : en
  • GB334456A - Improvements relating to the ventilation of dynamo-electric machines : en
  • US1774996A - Heating lid : en
  • US1775025A - Railway-traffic-controlling apparatus : en
  • US1774500A - Assxsboel : en
  • US1775063A - Aluminum ophobite : en
  • US1774730A - Lock : en
  • US1775043A - Sign : en
  • CA303670A - Apparatus for controlling at a distance the operation of toys : en fr
  • FR688965A - Self-unloading wagon : en fr
  • GB315424A - Improvements in or relating to nut locking devices : en
  • DE506667C - Heat hood with heat release for electric heating plates : de en
  • DE505918C - Electric motor with vertical shaft for the direct drive of rapidly rotating parts, in particular centrifuges, in which the electromagnetically stabilized rotor shaft is supported in such a way that it can oscillate around a point in all directions : de en
  • DE506606C - Saddle for bicycles, motorcycles and similar vehicles with a seat made of coil springs and similar elastic means : de en
  • ES119312A1 - PROCEDURE TO INCREASE THE MOMENT OF RESISTANCE IN Z-SHAPED MACHIEMBRARING IRONS, FOR LINES OR WALLS OF STAKES OR PALIPLANCHAS : en es
  • DE505958C - Inflatable toy figures and methods and dies for making them : de en
  • DE506604C - Automatic winding device for the spring mechanisms of clock drives housed in vehicles, especially motor vehicles : de en
  • US1774856A - Magnetic device : en
  • US1774753A - Chain : en
  • US1775033A - Island : en
  • US1774538A - Radio receiving aerial : en
  • US1774893A - Screen : en
  • US1774546A - Manufacture of baking yeast : en
  • USD81923S - Design for a buckle : en
  • US1774703A - Sand-blast device : en
  • GB315875A - Improvements in or relating to screened grid valves : en
  • GB334426A - : en
  • DE506377C - Process for combining radioactive substances with metals : de en
  • DE506543C - Production of phosphorus pentoxide or phosphoric acid and hydrogen : de en
  • DE506391C - Switching device for simultaneous or successive reproduction of several phonetic carriers : de en
  • GB334364A - Improvements in the preparation of hypochlorites of alkali metals : en
  • CA303552A - Portable crane : en fr
  • DE506292C - Device for switching transformers for electricity consumers, for example power supply units for different AC mains voltages : de en
  • DE506460C - Electrical heating resistor with a ceramic carrier provided with longitudinal ribs or a longitudinal bar for the heating wire : de en
  • GB334496A - Improved apparatus for drying crops or cut grasses or other fibrous or flaked materials : en
  • DE507054C - Record cleaner for speaking machines : de en
  • GB334425A - A three-position indicating instrument for railway and like signalling : en
  • DE503767C - Injection carburetor : de en
  • DE506163C - Automatic cable cord storage, in which the cable cord is guided over two groups of rollers, especially for telephone sets : de en
  • DE506681C - Ashtray : de en
  • GB334254A - Improvements in cam generating machines : en
  • GB334389A - Improved process for the hydrogenation of coal : en
  • US1774587A - Visor attachment for industrial eye shields : en
  • US1774925A - Method of making track torpedoes : en
  • CA303682A - Alternating current motor : en fr
  • FR689283A - Process for the production of sound-absorbing cast stones : en fr
  • FR689391A - Selector device : en fr
  • GB334273A - Improvements in and relating to stencil duplicating machines : en
  • US1774890A - Coin-controlled dispensing machine : en
  • GB334309A - An improved mechanical excavating machine : en
  • GB334442A - Improvements in fire extinguishers : en
  • GR2902B - SENSOR OPERATOR OPERATOR AND WITH GUARANTEED GUIDELINES BY ELECTRIC MOTOR AND DEVICES. : el en
  • FR686791A - : fr
  • FR689272A - air cleaner for combustion engine carburetors : en fr
  • DE506369C - Device for the protection of transformers, switches, motors, generators and similar apparatus : de en
  • DE506697C - Rotary lobe viscose pump with sickle-shaped working space : de en
  • FR689001A - Curlers manufacturing process : en fr
  • DE506401C - Device for specifying rhythms, especially the beat for musicians : de en
  • US1774794A - Babbitting machine : en
  • ES118582A1 - Improvements in the molds or platens of automatic presses destined to manufacture discs for talking machines. : en es
  • ES119279A1 - New process of industrial retting, degumming and bleaching of textile fibers, such as linen, hemp, ramie and others. : en es
  • FR689243A - Oscillating arm machine for cutting meat : en fr
  • ES119261A1 - An improved procedure for making knitted shirts. : en es
  • CA303668A - Steam power plant : en fr
  • FR688999A - Process for the manufacture of surgical articles : en fr
  • GB334447A - Improved method of and apparatus for burglar and fire alarm : en
  • GB334432A - : en
  • FR36933E - Improvement in thickening filters : en fr
  • DE506669C - Process for welding and soldering with in particular electrically generated radiant heat : de en
  • DE506264C - Clamping and locking device for iron bands to be placed around boxes, bales or the like : de en
  • DK42854C - Bracket-shaped Suspension device for cradle springs. : da en
  • FR689414A - Lock : en fr
  • IE10907L - Can testing machines : en
  • GB334344A - Improvements in or relating to gramophones applicable to other sound recording and reproducing apparatus : en
  • FR689233A - Hollow cable, specially intended for use in high voltage overhead lines : en fr
  • DE506107C - Process for the production of footwear with an articulation between the insole and the outsole and an articulation for practicing the process : de en
  • DE506360C - Connection terminal for electrical lines, in particular luster terminal : de en
  • USD81928S - Hamill : en
  • US1774737A - Driving and stopping mechanism : en
  • US1774971A - Coupon-printing telegraph machine : en
  • US1774605A - Apparatus for lifting automobiles and the like : en
  • US1774704A - Bomb sight : en
  • FR36913E - Mower : en fr
  • US1774653A - Waxwork, robot, and like figures : en
  • ES119294A1 - Removable coil for cooling or heating of fluids. : en es
  • FR689234A - Developing table : en fr
  • US1774579A - Clock : en
  • US1775015A - Pressure-applying device for two or more concentric transformer windings : en
  • US1774601A - Art of cracking hydrocarbons : en
  • US1774539A - Fish lure : en
  • US1774700A - Means for parking automotive vehicles : en
  • US1774873A - Electric system : en
  • CA303604A - Internal combustion engine : en fr
  • CA303634A - Needle making machine : en fr
  • DK42889C - Device for Circular Telephone Receivers for Prevention of Overrides. : da en
  • US1774949A - Handle for traveling bags and the like : en
  • CA303597A - Calling means for power-line communications : en fr
  • US1774760A - Brake-magnet control device : en
  • US1774770A - Making shovel handles : en
  • CA303632A - Mechanism for knitting split fabrics : en fr
  • US1774596A - Safety-razor handle : en
  • CA303554A - Car loading and unloading method : en fr
  • FR689034A - Case-case particularly intended for hand sewing machines : en fr
  • AU2524030B - Improvements in rotary tipplers : en
  • CA303620A - Combined shutter and film moving mechanism : en fr
  • DE506501C - Device for reproducing light signals : de en
  • GB334397A - Improvements in or relating to smoking pipes : en
  • CA303507A - Wire spoked vehicle wheel : en fr
  • DE506465C - Test for the clinical assessment of x-rays : de en
  • DK42879C - Arrangement of the installation for shooters and weapons in fast-moving vessels, in particular airplanes. : da en
  • FR689088A - Improvements available to welded locations in the welding of flanges on laminated casings or the like : en fr
  • GB334272A - An improved device for fastening, raising and lowering window sashes : en
  • US1774783A - Latching mechanism for lockers : en
  • DE506036C - Process for the production of flexible corrugated pipes : de en
  • DE506523C - Cast metal tub : de en
  • AU2426129A - Improvements in stock drenching instruments : en
  • CA303562A - Housing for gear chains : en fr
  • US1774724A - Garment : en
  • US1774835A - Traction device : en
  • US1774728A - Automanual resetting device : en
  • DK42850C - Safety device for Cinematographs. : da en
  • ES119258A1 - A new procedure for the manufacture of a safety explosive. : en es
  • GB334366A - Improvements in stair rods and stair rod eyes : en
  • US1774839A - Brick crate : en
  • US1775040A - Cleanser : en
  • DE506529C - Device for the formation of air advertisements or similar announcements from operated aircraft, in particular aircraft : de en
  • US1774534A - Protection and control of rectifiers : en
  • US1774597A - Spring upholstered seat back : en
  • US1774572A - Valve for rock drills : en
  • CA303510A - Apparatus for clearing out the wheels of agricultural tractors : en fr
  • US1774959A - Inflammable-liquid lighter : en
  • CA303511A - Container : en fr
  • FR689157A - Transmission belt with rubber grip strip and more especially in the form commonly referred to as : en fr
  • FR689280A - Colander for removing solid substances from pots and other containers : en fr
  • US1774878A - Pipe hanger : en
  • US1774586A - Hair-permanent-waving heater : en
  • USD81939S - Design pok a tbaffic-signal casing : en
  • DE505620C - Circuit arrangement for counting connections in telephone systems : de en
  • DE506355C - Damping network or line extension with distortion : de en
  • GB334241A - Improvements in or relating to the cracking of hydrocarbons : en
  • US1774550A - Stock-watering bowl : en
  • US1775007A - Chain converter : en
  • US1774577A - Lining for articles of apparel : en
  • US1774510A - Method of refining pigments : en
  • US1774657A - Brake-actuating mechanism : en
  • CA303650A - Valve : en fr
  • AU2508930B - Cylinder heads for internal combustion engines : en
  • FR689045A - Process for making parts cast in two different metals, one of which forms a core and is coated by the other : en fr
  • GB334459A - Improvements in wooden pulleys : en
  • DE506219C - Cylinder for double-acting internal combustion engines : de en
  • DK42865C - Apparatus for Housing and Polishing of Floors and Other Surfaces. : da en
  • AU2432229A - Vehicle hoist : en
  • AU2188429A - Improvements in or relating to golf bags : en
  • US1774562A - Meter installation : en
  • US1774738A - Power plant for aircraft and control thereof : en
  • US1774903A - Vanity-case compact : en
  • CA303548A - Oil can : en fr
  • DE506276C - Process for the extraction of anhydrous and oxide-free chlorine magnesium from magnesite or rocks containing magnesite : de en
  • US1774634A - Steering gear : en
  • ES118606A1 - Improvements in the provisions for fastening metal objects to rigid supports. : en es
  • FR689238A - Improvements in the manufacture of yeasts : en fr
  • DE506254C - Arrangement for operating a self-breaker bell as a bell bell : de en
  • DE506287C - Mobile paving ram with free-falling bear and with adjustable lifting height : de en
  • US1774574A - Brassiere corset : en
  • US1775079A - Superheater boiler : en
  • US1775019A - Synchronizing reproducing apparatus : en
  • US1774611A - Treatment of hydrocarbons : en
  • US1774725A - Means of carburetion : en
  • US1774796A - Brake-operating mechanism : en
  • FR689420A - Chi-ray installations : en fr
  • US1774782A - Soft-collar case : en
  • FR689137A - Knife blade improvements : en fr
  • FR689039A - Ring set : en fr
  • FR689119A - Molding machine : en fr
  • ES119303A1 - Improvements in dyeing and printing processes. : en es
  • GB334371A - Improvements in means for washing, screening and elevating sand and other materials : en
  • ES119168A1 - Hydraulic power plant : en es
  • FR689312A - Improvements to vulcanizing devices : en fr
  • US1775001A - Ramp structure : en
  • CA303622A - Process of producing patterns of plated knitting : en fr
  • FR689055A - Coupling method for the reinforcement of the photoelectric currents during the feeling of the images : en fr
  • CA303653A - Crushing machinery : en fr
  • GB313974A - Manufacture of acetyl-cellulose in the form of bands or threads : en
  • CA303638A - Reversible seat or chair : en fr
  • AU2466130B - Automatic vending machine : en
  • AU2501830A - Combined sound and colour motion picture record : en
  • US1774735A - Hand brake for railway cars : en
  • US1775009A - Baseball mask : en
  • US1774795A - Wick lifter : en
  • US1774888A - Device for converting alpha reciprocating or oscillating motion into alpha rotary motion : en
  • US1774962A - Odorless and flyproof dry closet : en
  • US1774993A - System and apparatus for making cutter bits : en
  • US1774985A - Adjustable brake-shoe stop : en
  • CA303640A - Valve handle connection : en fr
  • US1774875A - Fixed by-pass condenser : en
  • CA303583A - Boiler drum : en fr
  • US1774781A - Method of coloring rubber articles : en
  • US1774935A - Adjustable wall-box strap : en
  • US1774543A - Vanity case : en
  • US1774642A - Draft excluder : en
  • US1774567A - Self-aligning, self-adjusting battery-terminal scraper : en
  • US1775020A - Float switch : en
  • US1775048A - Centrifugal clothes drier : en
  • ES119216A2 - IMPROVEMENTS IN ELECTRICAL DISCHARGE PIPES : en es
  • GB334294A - Improvements relating to telephone instruments : en
  • CA303613A - Container : en fr
  • CA303625A - Apparatus for feeding and metering pulverulent materials : en fr
  • CA303626A - Apparatus for the direct production of iron from its ores : en fr
  • CA303636A - Cylindrical plug : en fr
  • DE506581C - Murphy bed : de en
  • DE506617C - Attachment of the foot ring to transport buckets made of aluminum, light metal, etc. like : de en
  • GB334451A - Memorandum tablet or block holder : en
  • GB334855A - Improvements in and relating to land transport gear for flying boats and the like : en
  • US1774845A - Refined viscous hydrocarbon oil : en
  • CA303519A - Spring mattress, upholstery, cushion, etc. : en fr
  • US1774604A - Gas-cleaning apparatus : en
  • US1774832A - Combined luminous ophthalmoscope and retinoscope : en
  • US1774947A - Food trough : en
  • US1775013A - Shoe lace and fastening therefor : en
  • USD81942S - Desigsf foe a sweater : en
  • US1774600A - Art of cracking hydrocarbons : en
  • US1774651A - Baking oven : en
  • CA303687A - Zero correcting circuit : en fr
  • FR36916E - Special multipurpose building agglomerates and process for their manufacture : en fr
  • GB307081A - Improvements in and relating to electric resonant units : en
  • GB334495A - Improvements in or relating to non-refillable bottles : en
  • US1774689A - Material for contact points and the like : en
  • CA303588A - Electro-magnetic sound reproducer : en fr
  • CA303600A - Train pipe coupling : en fr
  • US1774694A - Production of varicolored effects : en
  • US1775014A - Hard metallic composition : en
  • USD81926S - Mabqeby h : en
  • US1774733A - Angle piece for dental purposes comprising alpha handle sleeve : en
  • USD81949S - Harley h : en
  • US1774869A - Ratchet-bar-actuating mechanism : en
  • US1774820A - Refrigerating system : en
  • DE506590C - Fuel injection pump for internal combustion engines : de en
  • FR689346A - Printing process on wool giving shades liable to be eroded : en fr
  • GB313954A - Improvements in magnetic tachometer : en
  • US1774741A - Air-cooled motor : en
  • US1774906A - Method of making garment bags : en
  • US1774865A - Blowpipe apparatus : en
  • DK42859C - Procedure and Device for Removing Solvents from Evaporators in Absorbent Refrigeration Machines Periodically Working with Liquid Mixtures. : da en
  • FR689446A - Group of greenhouses with hot air heating : en fr
  • US1774946A - Pressure retainer and relief device : en
  • USD81950S - Design por hosiery : en
  • GB334280A - Improvements relating to guards for electrical installations : en
  • FR688964A - Process for the preparation of arylacetic acids and their derivatives : en fr
  • FR689076A - Sports apparatus : en fr
  • ES119223A1 - An improvement in the cylinders of the frame, roving frame and spinning machines, for the stretching of textile fibers. : en es
  • CA303674A - Filtration : en fr
  • US1774871A - Apparatus for making articles of glassware : en
  • GB334402A - Improvements relating to street traffic signals : en
  • CA303647A - Sash operating mechanism : en fr
  • US1774843A - Transmission mechanism : en
  • DE506218C - Lube oil filters for internal combustion engines : de en
  • DE506327C - Quick charger for room connection : de en
  • FR689161A - Parabolic reflector headlight for road vehicles : en fr
  • CA303532A - Preserving device : en fr
  • US1774583A - Mechanism for applying brakes : en
  • CA303696A - Synthetic resin : en fr
  • USD81945S - Island : en
  • US1774909A - Combination umbrella tent : en
  • US1775028A - Safety pressure relief and indicating apparatus : en
  • US1774923A - Safety bumper : en
  • US1774834A - Wireless receiving system : en
  • US1774727A - Cover-all cap : en
  • DE506374C - Device for the surface reduction of the oxide layer of metal-oxide rectifier plates : de en
  • GB334430A - An improved aluminum alloy : en
  • US1774952A - Liquid-expelling apparatus : en
  • CA303599A - Sound amplifying horn : en fr
  • US1774682A - Door latch : en
  • US1774902A - Curtain-operating mechanism : en
  • AU2509230B - Improvements in and relating to visible indexes : en
  • AU2190729A - Improvements in and relating to sawing machines : en
  • CA303567A - Maternity bed : en fr
  • CA303607A - Safety valve : en fr
  • DE506628C - Fuel injection device for internal combustion engines with a diaphragm injection valve : de en
  • FR689104A - Process for preparing wires covered with enamel varnish : en fr
  • FR689135A - Improvements in the manufacture of artificial yarns, threads or filaments : en fr
  • US1775068A - Fountain pen : en
  • US1774723A - Method of and apparatus for ascertaining the relative capacities of pumps and the like : en
  • US1774956A - Propelling and steering unit for boats : en
  • AU2016529A - Electrolyser with collecting block : en
  • CA303499A - Marcel hair waver : en fr
  • CA303531A - Single sleeve valve engine : en fr
  • US1774501A - Mechanical movement : en
  • US1775070A - Method of and machine for applying tape : en
  • DE506647C - Circuit arrangement for call signs : de en
  • ES119206A1 - A new automatic valve plug device. : en es
  • GB334551A - Improvements relating to electro-magnetic gramophone pick-ups or recorders : en
  • GB310025A - Improvements in engine stop gear : en
  • DE505960C - Process for the production of rubber objects with decorative stripes : de en
  • DE506481C - Device for dispensing adjustable amounts of liquid from a main line by means of a measuring vessel located in a branch flow : de en
  • DE506430C - Device for enrichment of the excavated material in tunnel and shaft construction : de en
  • DE506640C - Rubber print frame : de en
  • DE506175C - Method for measuring active components of electrical quantities in both low-frequency and, in particular, high-frequency systems : de en
  • ES119193A1 - Improvements in the manufacture of one-piece steel plate cubes. : en es
  • FR689072A - Process for manufacturing more or less opaque and more or less matt cellulose films : en fr
  • DE506666C - Device for measuring high voltages : de en
  • FR689225A - Frost <crocodile> upgrades : en fr
  • US1774658A - Fluid switch : en
  • US1774950A - Theater seat : en
  • FR689262A - Articulated joint : en fr
  • FR686800A - : fr
  • GB334399A - Hand driven hydraulic press for fruit : en
  • GB334489A - Improvements in or relating to thread cutting or chasing machines : en
  • DE506215C - Self-collecting device for body circumference measurements with measuring tape and pressure device : de en
  • DE506561C - Installation circuit breaker whose switching mechanism is acted on by a coil influenced by the earth voltage or the earth current : de en
  • GB334261A - Improvements in manufacture of benzyl chloride : en
  • FR689014A - Improvements to resinous products and compositions containing these products : en fr
  • GB334253A - Pocket knives and like articles : en
  • GB334535A - An improved evaporator for cooling plants : en
  • US1774667A - Extensible metal stopper : en
  • USRE17792E - Expansion joint : en
  • DE506368C - Oil drain device on oil-filled containers, especially for transformers and the like. Like., The end parts of which have narrow, conical sealing surfaces : de en
  • ES119236A1 - An apparatus for the production of light flashes, applied to the headlights, for maritime and aerial signals. : en es
  • FR689197A - Improvement of handling devices in pressing facilities : en fr
  • ES119217A1 - Improvements in box-shaped cofferdams. : en es
  • FR689403A - Improvements to address making machines : en fr
  • GB334323A - Improvements in means for lowering and raising ships' boats : en
  • DE505773C - Device for loading pneumatic dryers : de en
  • DE506241C - Epicyclic gears, especially for motor vehicles : de en
  • US1774602A - Art of cracking hydrocarbons : en
  • CA303601A - Non-magnetic ferrous alloy : en fr
  • GB334416A - Foundry moulding machines : en
  • ES119254A3 - Procedure for the industrial manufacture of alkali cyanides. : en es
  • FR689155A - Educational counter : en fr
  • GB334436A - Improvements in or relating to loose leaf binders or the like : en
  • DE506619C - Protection seal for the clockwork of pocket watches : de en
  • FR689187A - Method and device for smelling coal agglomerates : en fr
  • FR689359A - Method and device for cooling rotating shafts : en fr
  • GB334498A - Automatic transmitter particularly for teaching telegraphic and radio telegraphic signalling : en
  • DE506620C - Clamping and locking device for band iron tires of boxes and. Like packages : de en
  • FR688958A - Shock absorber devices for crankshafts : en fr
  • FR688969A - Improvements to devices to ensure the balance of aircraft : en fr
  • DE506444C - Process for the preparation of conversion products of 1-cyannaphthalene-4-sulphonic acid and its core substitution products : de en
  • DE506642C - Brake for compression and stamping presses consisting of a one-piece brake ring : de en
  • GB334282A - Process for the manufacture of carbohydrate compounds : en
  • FR689163A - Hose clamp for sealing flexible and rigid pipes : en fr
  • FR688990A - Process for treating limestone, plaster stone, alabaster, to give them the appearance and hardness of marble : en fr
  • FR689133A - Speed control device of an automobile : en fr
  • GB334841A - Theft alarm or signal for use on motor vehicles : en
  • DE504614C - Device for achieving stereoscopic image impressions : de en
  • DE506378C - Arrangement for glass electrodes in high-frequency devices : de en
  • ES119167A1 - Machine for manufacturing metal mesh with variable width hexagonal mesh. : en es
  • FR689367A - Top-plane airplane wings without rammer : en fr
  • DE506089C - Rotary valve with semicircular slide plate for muddy and sedimenting liquids : de en
  • DE506253C - Rifle with cartridge feeder mechanism : de en
  • DE506488C - Pocket filter made of several filter plates arranged in a zigzag shape : de en
  • DE506641C - Device for hand printing presses for the precise setting of partial printing forms and the multicolored sheets to be printed : de en
  • FR689026A - Calculating machine writing and simultaneously multiplying automatically : en fr
  • ES119309A1 - Automatic tabulator device for typewriters. : en es
  • ES119140A2 - A PROCEDURE FOR TREATING SATURATED HYDROCARBONS OR GASEOUS MIXTURES RICH IN SATURATED HYDROCARBONS : en es
  • FR689134A - Improvements in the treatment of cellulose derivatives : en fr
  • GB334441A - Improvements in or connected with elevator conveyers of the belt type : en
  • DE506331C - Signal stick with headlight : de en
  • FR689440A - Gas purification and fertilizer manufacturing process : en fr
  • FR689042A - Improvements to equipment for crushing ores and other materials : en fr
  • FR689348A - Improvements to printing machines : en fr
  • FR689352A - Improvements made to the means used to articulate movable elements such as lids, tops of chests, furniture, etc. : en fr
  • FR689129A - Improvements to maximum current circuit breakers with magnetic blowing and others : en fr
  • CA303702A - Integrating mechanism for measuring instruments : en fr
  • US1774829A - Safety razor : en
  • US1774556A - Jordan engine : en
  • USD81933S - Design for a frame of a chair or settee : en
  • DE506156C - Bell-shaped foot made of rubber for typewriters etc. like : de en
  • FR686918A - : fr
  • GB309042A - Improved process of refining mineral oils, brown coal tar oils, tars, waxes or the like : en
  • DE506422C - Precision bearings with glass lining for watch purposes and process for the production thereof : de en
  • DE506593C - Storage for the friction rollers of friction wheel drives : de en
  • US1774633A - Process for the separation of constituents of coke-oven gases and the like : en
  • US1774635A - Electric heater : en
  • US1775035A - Shuttle box for looms : en
  • GB334311A - Improvements in or relating to beds : en
  • FR689253A - spiral branch pin : en fr
  • USD81927S - of toledo : en
  • US1774989A - Adjustable seat : en
  • GB334484A - Improved method and apparatus for extracting castings from sand molds : en
  • ES118799A3 - A device for collecting sweeps and other debris. : en es
  • US1774670A - Landing and launching ways : en
  • FR688955A - Improvements to fluid brake equipment : en fr
  • GB315224A - Improvements in carburettors : en
  • US1774619A - Electromagnetic control system : en
  • US1774992A - Priming mixture : en
  • US1775077A - Lug strap and method of making : en
  • US1775069A - Valve-spring retainer : en
  • DK42870C - Device by Machines for Delivering a Predefined Number of Grains (Seeds). : da en
  • US1774512A - Support for lamp shades : en
  • ES119185A3 - A metal ladder. : en es
  • FR689385A - Improvements to the means for detaching sugar loaves from centrifugal machines : en fr
  • GB334488A - Improvements in tables for casting glass : en
  • DE502664C - Three-axle motor vehicle with two driven rear axles : de en
  • DE506269C - Process for the production of objects from celluloid or similar plastic masses : de en
  • DE506427C - Procedure for balancing circulating bodies : de en
  • FR687155A - Textile fiber sizing process : en fr
  • US1774631A - Sheet-metal vent-pipe connection : en
  • US1774654A - Apparatus for generating steam : en
  • GB334493A - Improvements in and relating to apparatus for producing sound : en
  • FR689012A - Installation consisting of an internal combustion piston engine and an exhaust gas turbine : en fr
  • DE506451C - Securing element with touch-proof cover plates at the entry openings : de en
  • DK42849C - Device for support arms for electromagnetic recording and reproducing apparatus for gramophones and means for placing such apparatus on the support arm. : da en
  • FR689164A - Improvements to rolling platforms for cleaning ship hulls : en fr
  • US1775024A - Circuit-continuing device : en
  • DE506371C - Alternating current meter for several, especially two frequencies : de en
  • US1774991A - Self-adjusting radius rod : en
  • FR689290A - Improvements to the processes of impregnating articles made of wood, fabrics, paper, cardboard or any other substance whatsoever, with varnishes of synthetic resins and application devices : en fr
  • GB334296A - Improved method of and cabinet for making, storing and serving ice-cream and cold drinks : en
  • US1774764A - Expansive reamer : en
  • FR689274A - Process for separating oil from coal and oil mixtures : en fr
  • DE506385C - Device for the production of ornamental glass by excavating an uninterrupted glass ribbon from the melt : de en
  • DE506424C - Production of activated carbon : de en
  • US1774960A - Fertilizer distributor : en
  • FR689046A - Two-seater body convertible into four places : en fr
  • CA303553A - Portable stack lifter : en fr
  • ES119230A1 - A process for obtaining a fat derived from olive oil, suitable for the composition of chocolate. : en es
  • US1774692A - Metal-working machine : en
  • US1774709A - Electrical switch-operating mechanism : en
  • US1774877A - Door construction : en
  • FR36932E - Hydraulic motor chain with flat articulated vanes for the use of the energy of a river : en fr
  • FR688993A - Installation for charging electric accumulators : en fr
  • FR689146A - Elastic coupling : en fr
  • CA303537A - Carbureter : en fr
  • DE505684C - Process and machine for the production of tubular hollow baked goods : de en
  • DK42885C - Apparatus for Spraying in the Toilet Room of a Liquid Odor or Disinfectant. : da en
  • FR689369A - Electric iron with temperature indicating device : en fr
  • GB334476A - Improvements in hydraulic variable speed power transmitting mechanisms : en
  • US1774813A - Plastic-board manufacture : en
  • US1774815A - Chain track for vehicles : en
  • GB334388A - Manufacture of alkali-ethylates : en
  • DE506257C - Burglar or fire alarm system : de en
  • DE506267C - Channel stage dryer : de en
  • DE506190C - Rotary piston compressor with sickle-shaped working space : de en
  • GB334276A - Improvements in or relating to machines for handling, holding, or storing linoleum, carpets and other rolled goods : en
  • DE506249C - Device for internal nailing of heels : de en
  • FR689194A - Gear shifting for cinematographic cameras : en fr
  • GB315216A - Method of finishing machine or structural parts and the like : en
  • US1774606A - Collar fastener : en
  • DE506081C - Blindwood layer : de en
  • DE506028C - Dobby : de en
  • ES119192A1 - Process for the manufacture of cement, lime or similar in the tank furnace. : en es
  • FR689044A - Bottle closure : en fr
  • FR689075A - Indicator device for players : en fr
  • FR689304A - Improvements to electrical signaling systems : en fr
  • ES117U - A waterproof and inviolable seal for tin cans (Machine-translation by Google Translate, not legally binding) : en es
  • GB334545A - Improvements relating to speedometers : en
  • DE506564C - Consisting of two parallel bimetallic strips that bend to the same side when heated : de en
  • ES118963A1 - Improvements in the safety and commissioning devices of free-piston motor-compressors. : en es
  • ES119155A1 - A method of preparing a plastic material for construction and decoration. : en es
  • FR689292A - Mechanism to bring disabled carts up onto the sidewalks and to bring them down : en fr
  • FR689303A - Elastic and optional rigid seats : en fr
  • FR688979A - Improvements to thermionic amplifiers for electric phonographs and similar devices : en fr
  • ES119159A3 - A machine to till the land. : en es
  • DE506337C - Device for cleaning wastewater with activated sludge : de en
  • DE506630C - Line pipe for high internal pressure with warm bandage rings : de en
  • GB318132A - Improvements in or relating to web tension controlling mechanism : en
  • GB316316A - Process for producing coloured resists under aniline black : en
  • GB334856A - A process for the manufacture of carbon bisulphide : en
  • DE506433C - Door lifting device with cake guide : de en
  • FR36911E - Adjustable capper, self-stapling, lever : en fr
  • ES118376A1 - A motor device for drawbridges. : en es
  • GB334369A - Airplane launching appliances : en
  • FR36903E - Process for obtaining bias-cut ribbons : en fr
  • DE506484C - Process for the manufacture of a selective soil sterilant from organic waste : de en
  • CA303595A - Lubricating device : en fr
  • CA303656A - Pump : en fr
  • US1774756A - Process in the art of manufacturing asphalt by oxidizing heavy petroleum hydrocarbons : en
  • GB334306A - Improvements in or relating to brake mechanism for vehicles : en
  • DE506322C - Device for the optional recording of two-color and stereoscopic cinema recordings : de en
  • FR36941E - Release device for single-acting reciprocating pump : en fr
  • FR689165A - Method of heating metals and other electrically conductive bodies, with a view to fusion, welding, incandescence, etc. : en fr
  • CA303671A - Water-feed control for humidifiers : en fr
  • CA303676A - Heater element for permanent waving of hair : en fr
  • FR689247A - Improvements to embossing machines : en fr
  • US1774650A - 5-halogen-2-cyano-3-amino-1-methyl-benzene compounds : en
  • AU2189329A - Improved retailing magazine ofice-cream cones andthe like : en
  • CA303688A - Wood working machine brake : en fr
  • US1774811A - Parachute opener : en
  • US1774868A - Toilet seat : en
  • DE506313C - Ashtray with a water chamber : de en
  • FR689245A - Cellulose cooking process : en fr
  • GB334520A - Improvements in breaking and scutching apparatus for treating flax, hemp, & like fibrous material : en
  • ES119170A2 - EXTENSIONS IN THE OBJECT OF THE MAIN PATENT NUMBER 115475 : en es
  • US1774789A - Intermittent couple and adjustment : en
  • DE506240C - Process for recovering the energy transferred when a liquid is conveyed against high pressure : de en
  • FR689298A - Improvements to amplifier systems using thermionic tubes : en fr
  • GB334332A - Movable mechanical support apparatus for storage, display, and ready access to garments : en
  • US1774691A - Hay needle : en
  • US1774518A - Locomotive stoker : en
  • US1774905A - Percussive tool : en
  • DE506683C - Hose connection : de en
  • US1774668A - Web-forming attachment for foundry patterns and the like : en
  • US1774997A - Elastic-fluid turbine and valve structure for use therewith : en
  • USD81918S - Field : en
  • DK42868C - Weight. : da en
  • DE506698C - Side controls for kites consisting of several surfaces arranged one behind the other : de en
  • ES119232A1 - A new automatic balance. : en es
  • US1774810A - Boiler : en
  • US1774822A - Rectifier choke coil : en
  • AU2288129A - Improvements inthe manufacture and production of phosphoric acid and hydrogen : en
  • US1775034A - Intermittent thread-cutting loom temple : en
  • US1774801A - Pressure-operated multiple-circuit switch : en
  • US1774714A - Oil feeding and atomizing device for oil burners and other equipment : en
  • US1774717A - Grain huller : en
  • US1774987A - Combined guide and cleaner : en
  • CA303684A - Self-starting synchronous induction motor : en fr
  • US1774561A - Piston-ring tool : en
  • FR688981A - Liquid fuel manifold for internal combustion engine intake system : en fr
  • US1774921A - Method of heating the feed water of locomotives : en
  • FR689242A - Method and device for starting electric motors : en fr
  • CA303542A - Traction clamp : en fr
  • US1774808A - Window structure : en
  • DE506650C - Device for pasting the electrodes for collectors or galvanic elements : de en
  • DE506400C - Method and device for switching over self-playing musical works : de en
  • DE506478C - Extension tube, stand base or the like : de en
  • DE506625C - Woodworking tool with hatchet and saw blade : de en
  • US1775065A - Check damper : en
  • DE506494C - Double machine with crack knife : de en
  • FR689202A - Improvements made to electrical switches : en fr
  • FR689291A - Improvements made to the processes for obtaining cellulose, starting from wood, straw, fodder and other plants, in particular those which are difficult to treat by the ordinary sulphite process : en fr
  • US1774549A - Trimming machine : en
  • US1774598A - Intermittent steam-boiler feed : en
  • US1774617A - Razor : en
  • US1774821A - System of recording vibrations and reproducing same : en
  • US1774638A - Hand signal lamp : en
  • CA303586A - Piston : en fr
  • CA303509A - Combination road builder, ditcher and brush breaker : en fr
  • GB313089A - Improvements in or relating to record-card controlled printing mechanism : en
  • DE505924C - Rotary transformer in economy circuit : de en
  • DK42877C - Sewing machine. : da en
  • DE506658C - High-voltage transformer consisting of link transformers, especially instrument transformers : de en
  • FR689120A - Jacquard-type punching machine with keyboard : en fr
  • GB334558A - Improvements in or relating to devices or machines for effecting grinding, or abrading operations, and to the manufacture of the same : en
  • CA303686A - Spring seat cushion : en fr
  • DE506255C - Signaling circuit : de en
  • GB334512A - Elevating mechanism for portable guns, in particular for heavy high elevation guns : en
  • US1774590A - Sole plate for golf clubs : en
  • US1774648A - Block-molding machine : en
  • US1774573A - Process of making creped-paper-lined insulating material : en
  • US1775010A - Process for finishing shoes : en
  • DE506485C - Process for the production of a means for combating plant pests, improving the soil and serving as an irritant and nutrient for plants : de en
  • DK42895C - Procedure and Apparatus for Treating Products Derived by Coking Coal. : da en
  • US1774978A - Position brake for sewing machines : en
  • FR689144A - Articulated support particularly applicable to electric lamps : en fr
  • US1774551A - Combination bread and fruit cutting set : en
  • USRE17791E - Suction pipe : en
  • CA303606A - Comfort chair : en fr
  • ES119165A1 - A procedure for the manufacture of a new lifebuoy. : en es
  • FR36950E - Further training in engine or pump cylinders : en fr
  • FR688994A - Improvements to enamel coatings : en fr
  • GB334580A - Improvements in or relating to steering wheels : en
  • US1774625A - Automobile hood lock : en
  • GB334414A - Improvements in or relating to milking machines : en
  • DE506480C - Table calculator with counters in the movable paper trolley and one or more stationary counters : de en
  • DE506532C - Process for the production of cement concrete bodies : de en
  • AU2448530A - Improvements in or relating to means for detecting frequency modulated energy : en
  • GB334409A - Improvements in or relating to photo-sensitive cells : en
  • US1774966A - Time-element device : en
  • FR689424A - Process for extracting rubber from the latex of plants other than so-called rubber trees and creepers : en fr
  • GB334437A - : en
  • FR689049A - New device for controlling the drive shaft of a motorcycle, scooter or automobile : en fr
  • IE11424L - Drying grass : en
  • FR688962A - Plastics manufacturing process : en fr
  • AU2520530B - Improvements in electric connectors for electrically operated appliances : en
  • DE506644C - Multicolor rotogravure printing machine for sheets : de en
  • FR689221A - Manufacture of light footwear, i.e. sports shoes, indoor shoes and the like : en fr
  • GB334288A - Improvements in and relating to electric road vehicles : en
  • FR689216A - Automobile and other vehicle speed control device : en fr
  • FR689314A - Improvements to valve tubes : en fr
  • FR689332A - Improvements in boilers with tubular elements : en fr
  • GB316938A - Process for transporting and using liquefied gases of a low boiling point in closed pressure vessels : en
  • FR689087A - Improvements to couplings for railway vehicles : en fr
  • DE506557C - Device for adjusting the feedback in wireless receivers : de en
  • ES119229A1 - A process for the manufacture of shortenings derived from olive oil. : en es
  • DE506246C - Ball joint, in particular for transferring the movement of the steering wheel to the divided tie rods of the steering wheels with their ends rotatably arranged around a lever articulated on the vehicle frame : de en
  • DE506572C - Gas generator with smoldering shaft for bituminous fuels : de en
  • US1774752A - Turbine spinning tongs : en
  • US1774934A - Outlet box and support : en
  • GB334255A - Improvements relating to apparatus for physical exercise : en
  • FR689373A - Advanced looms with automatic weft change : en fr
  • GB317787A - Improvements in or relating to apparatus for broadcasting documents : en
  • IS110A7 - Method for preserving supplements in dried herbs : en is
  • FR689356A - Horseshoe : en fr
  • GB334314A - Improvements in or relating to spreaders for collapsible or other containers : en
  • ES119220A2 - IMPROVEMENTS IN THE LIGHTNING RODS : en es
  • FR36906E - Method and apparatus for electric forging and roughing of irons and profiled steels : en fr
  • FR689142A - Improvements to fans, pumps or rotary compressors : en fr
  • GB334238A - Improvements relating to the construction of electric motors : en
  • FR689422A - Improvements to gearshift and gearshift devices : en fr
  • GB314332A - Improvements in or relating to electric discharge devices : en
  • GB334445A - Improvements in or relating to modulating devices for changing the frequencies of electric currents : en
  • USRE17789E - Method of eye protection and means for practicing- the same : en
  • DE506298C - Device for the enlargement and visualization of changes which occur through the rotation of a mirror, e.g. of galvanometer deflections : de en
  • FR689209A - Variable speed control method and apparatus : en fr
  • FR689347A - Improvements to machines for creasing wooden heels before covering them and to the procedures for carrying out this preliminary work : en fr
  • ES119141A1 - A procedure that allows the preparation of potable and medicinal radioactive waters. : en es
  • ES118957A1 - Application of the photoelectric cell to the lighting of lamps and combinations of colored lamps. : en es
  • FR689265A - Process for the preparation of an explosive mass : en fr
  • GB317481A - Improvements in or relating to high tension electric switches : en
  • GB334329A - Improvements in and relating to supports for caravans, trailers and the like : en
  • GB334383A - Improvements relating to fish and chip-potato or the like ranges : en
  • GB334413A - Improvements relating to the delivery of slivers from textile machines into cans : en
  • FR36946E - Self-compressing powder rice powder box : en fr
  • GB334256A - Improvements in vacuum electric tube devices : en
  • FR689059A - Cooling improvements for internal combustion engines : en fr
  • GB334335A - Improvements in winding and tensioning devices for wires, ropes and the like : en
  • FR689337A - Improvements in valve mechanism for internal combustion engines : en fr
  • DE506522C - Production of highly active coal : de en
  • DE506562C - AC protection relay : de en
  • FR689215A - Improvements to reservoirs and similar containers : en fr
  • FR689228A - Improvements to strapping machines : en fr
  • FR688953A - Tire brushing method and device : en fr
  • DE506426C - Device for stabilizing the excitation voltage circuit in cathode oscilloscopes : de en
  • CA303582A - Inner tube : en fr
  • FR688956A - Improvements to lubrication devices : en fr
  • DE506261C - Machine for cutting stones : de en
  • CA303643A - Stretching machine for leather and skins : en fr
  • US1774945A - Attachment for blue-print machines : en
  • USD81948S - von frankenberg : en
  • DE506616C - Safety lock for steel band, band iron or the like wrapped around boxes or similar containers : de en
  • FR36705E - Improvements to sound-producing devices : en fr
  • FR689054A - Double cinematographic station : en fr
  • GB334478A - Improvements in and relating to dynamometers : en
  • US1774646A - Tube adapter : en
  • US1774676A - Race track : en
  • US1774975A - Electromagnetic pick-up device : en
  • DE506414C - Process for the production of prints, in particular maps with precisely stepped halftone colors : de en
  • US1774937A - Oil burner : en
  • CA303594A - Flashlight : en fr
  • US1774681A - Electrically-operated vibratory devices such as are used in the recording or reproduction of sound : en
  • DE506375C - Relay circuit : de en
  • ES119156A1 - An improved process for the manufacture and preparation of thermoplastic products based on fatty oils. : en es
  • FR689031A - Improvements in the assembly of vehicle wheels : en fr
  • GB334511A - Improvements in or relating to garment pressers : en
  • US1774806A - Transmission gearing : en
  • DE506152C - Gear transmission for intermittently rotating a shaft from a second shaft, especially for ruling machines : de en
  • DE506594C - Gear for controlling rotating machine parts : de en
  • ES118833A1 - Improvements in the spark plugs used in explosion engines. : en es
  • FR689127A - Metal tamper-evident seal for closing packaging and other cases : en fr
  • GB334363A - Improvements in pickers for looms : en
  • US1774777A - Plate-lifting device : en
  • CA303603A - Large-high-speed rotor : en fr
  • US1775061A - Duplex pillow slip : en
  • CA303589A - Electro-magnetic sound reproducer : en fr
  • CA303570A - Mould : en fr
  • US1774954A - Dental amalgam mixer : en
  • CA303624A - Furnace : en fr
  • DE506502C - Lighting equipment, in particular for advertising and signaling purposes : de en
  • GB334325A - Improvements in machines for printing, embossing or impressing materials : en
  • GB334846A - Improvements in or relating to electric selective remote indicating and metering systems : en
  • US1774684A - Brake : en
  • USD81910S - Lincoln bakkee : en
  • US1774784A - Concrete fence : en
  • FR689388A - Improvement in automatic tipping platforms : en fr
  • DE506280C - Process for the production of monochloroacetic acid : de en
  • US1775074A - Process of dyeing pelts, hairs, feathers, and the like : en
  • US1774933A - Circuit-protecting device : en
  • CA303616A - Line space mechanism for billing machines : en fr
  • US1774532A - Hair curler : en
  • CA303540A - Smoke abating device : en fr
  • US1774726A - Airplane construction : en
  • US1775067A - Process for treating petroleum hydrocarbons : en
  • DE506649C - Device for the simultaneous production of a plurality of soldering points : de en
  • FR689370A - Mechanical lubricator : en fr
  • GB334257A - Improvements in or relating to telephone systems : en
  • US1774677A - Aircraft : en
  • AU2260429A - Improvements In or relating to linoleum andthe manufacture thereof : en
  • US1774647A - Spring cover, spring sleeve, and lubricator : en
  • US1774851A - Mailing tube : en
  • US1774665A - Cleaning and polishing compound : en
  • DE506456C - Device for electric incandescent lamp casings to assemble any pictures or letters : de en
  • US1774831A - Planetary transmission mechanism : en
  • US1774980A - Coffee-making machine : en
  • DE506509C - Braking device acting through the pressure difference on both sides of a valve-controllable piston displaceable in a cylinder : de en
  • DE506376C - Device for the ignition of gas discharge vessels with mercury cathode and metallic ignition pole : de en
  • DK42887C - Accounting apparatus without Transport. : da en
  • FR689353A - Improvements made to irrigation pumps : en fr
  • GB312926A - Improvements in and relating to braking means for spinning & twisting machines : en
  • GB334331A - Improvements relating to hand cases for luggage : en
  • DE506440C - Process for the preparation of 2-haloanthraquinone-3-carboxylic acids : de en
  • DE506325C - Feed device for polishing and grinding media in polishing or similar machines : de en
  • CA303561A - Headlight : en fr
  • CA303701A - Joint : en fr
  • US1774595A - Advertising device : en
  • US1774785A - Figure toy : en
  • DE506462C - Combustion chamber for finely divided fuel, preferably freely U-shaped from above : de en
  • ES119158A1 - A procedure for the preparation of chromed dyes. : en es
  • FR689073A - Improvement in gear changes : en fr
  • FR689431A - Device to prevent swarming of bees : en fr
  • US1774944A - Electric-current-transforming means : en
  • AU2301929A - Improvements in or relating to secondary batteries : en
  • US1774974A - Power plant : en
  • US1774768A - Flush tank : en
  • FR689329A - Pedal motors : en fr
  • DE506517C - Process for grinding abrasives : de en
  • CA303695A - Check protecting device : en fr
  • GB334300A - Improvements in and relating to tennis and like racquets : en
  • FR688984A - Frame for hacksaws and the like : en fr
  • GB334465A - Improvements in or relating to mops and like cleaning appliances : en
  • DE506289C - Buffer with tubular plunger and wedge-shaped and flexible pressure piece arranged in it : de en
  • DE506326C - Gluing press for footwear : de en
  • DE506373C - Winding arrangement, in particular to enlarge the measuring range for measuring devices : de en
  • GB334564A - Improvements in the manufacture and production of urea or products containing the same : en
  • FR689230A - Production of indigoid dyes : en fr
  • GB313916A - Improvements in the thermostatic control of heat radiators : en
  • GB334479A - Automatic coupling for railway or the like vehicles : en
  • FR689384A - Energy transformer device : en fr
  • ES119225A1 - Improvement in sound cinematography installations with photoelectric card. : en es
  • FR689191A - Preparation process and machine for depositing materials such as ore and coal using a pulsating or intermittent air stream : en fr
  • FR689273A - Carburetor : en fr
  • US1774754A - Apparatus for transmitting coded currents : en
  • US1774977A - Molding apparatus : en
  • CA303631A - Jacquard strip : en fr
  • DE506392C - Calculating machine with storage counters : de en
  • CA303577A - Automobile top pad : en fr
  • FR688972A - building element : en fr
  • GB318148A - Improvements in means for starting and stopping internal combustion engines : en
  • GB334345A - Improved means for absorbing vibration and sounds produced in driving mechanism for gramophones and like apparatus : en
  • DE506176C - Intermediate base for multiple tubes : de en
  • DE506397C - Device with pressure rollers for gripping the strings of plucked instruments : de en
  • FR689011A - Method and device for preparing, from natural products, inhalation baths for therapy and strengthening baths : en fr
  • FR689185A - Small format typewriter : en fr
  • DE506432C - Process to protect wool against bacterial damage : de en
  • ES119195A2 - A PERFECTED PROCEDURE FOR THE MANUFACTURE AND PREPARATION OF THERMOPLASTIC PRODUCTS BASED ON FATTY OILS : en es
  • DE492493C - Reversible, expanding rotary piston engine with interlocking arrow-wheel pistons : de en
  • US1774513A - Parachute pack : en
  • US1774775A - Bracket for electric lights and flash lights : en
  • US1774793A - Sewer construction : en
  • US1774983A - High-pressure hose : en
  • ES119264A1 - An improvement in the manufacture of carpets, carpets, mats and similar articles. : en es
  • FR689315A - Variable pitch propeller improvements : en fr
  • DE506366C - Compensating connections for DC or AC commutator machines : de en
  • DE506390C - Cork cutting machine : de en
  • DK42888C - Release valve for single chamber compressed air brakes. : da en
  • FR689043A - Improvements to steering devices controlled by a prime mover : en fr
  • DE506342C - Swivel chair for switch tongues : de en
  • ES117403A1 - Process for the manufacture of artificial materials, particularly cellulose derivatives threads. : en es
  • ES119267A3 - Improvements in enameled cast iron bathtubs. : en es
  • US1775045A - Latch needle : en
  • US1775059A - Wire stretcher : en
  • ES118950A1 - Improvements in machines to smooth cylinders. : en es
  • US1774797A - Endless track for tracklaying vehicles : en
  • DE503127C - Membrane gas pressure regulator : de en
  • DK42852C - Tray for Fruit or similar. : da en
  • CA303512A - Fuel pulverizer : en fr
  • CA303612A - Valve stem : en fr
  • US1774716A - Telegraph switching system : en
  • US1774958A - Electrical system : en
  • CA303524A - Radiator shield : en fr
  • DE506191C - Device for illuminating the oral and pharynx : de en
  • US1774860A - Metallic structure : en
  • US1774889A - Washout plug : en
  • DE506282C - Process for the preparation of highly alkylated guanidines : de en
  • DE506288C - Mechanical control for railcars : de en
  • DE506579C - Adjustable chair, especially for medical purposes : de en
  • FR688998A - Self-inking stamp : en fr
  • FR689333A - Improvements to oil heating systems : en fr
  • GB334351A - Improvements in and relating to electric circuit arrangements for signalling installations, indicator boards, and the like : en
  • ES119266A1 - Improvements in pipe joints. : en es
  • DK42855C - Device for Speakers with Resonance Bottom. : da en
  • FR688967A - Improvements in processes for preparing palladium, silver and copper alloys and products obtained : en fr
  • GB334279A - Improvements in or relating to telephone systems : en
  • DE505914C - Low capacity high frequency coil : de en
  • FR689021A - Refining of heavy fuels such as gas oil to supply diesel or junkers or clerget-type engines : en fr
  • GB334316A - Improvements in or relating to electric lighting installations : en
  • GB334526A - Improvements in the purification of sulphur bearing gases and recovery of sulphates and sulphur : en
  • USD81924S - Design for a buckle : en
  • DE506600C - Process for impregnating hollow vessels made from paper pulp : de en
  • GB334368A - Improvements in and relating to wheels for vehicles : en
  • US1775026A - Cone-trimming machine : en
  • GB334504A - Chair convertible into bedstead : en
  • GB334514A - Improvements in or relating to web supplying and controlling mechanism : en
  • GB334537A - Improvements in and relating to gramophone sound boxes : en
  • GB334450A - Improvements in cartons or packages : en
  • US1774698A - Vacuum-tube-filament connection and method of connecting : en
  • DE500692C - Process for the production of pure iron : de en
  • FR689259A - Process for manufacturing screens, more especially polychrome screens : en fr
  • US1774713A - Rotary valve mechanism : en
  • US1774805A - Relief valve for hot-water systems : en
  • CA303685A - Synchronous motor : en fr
  • FR689239A - Lithographic printing plate and process for its manufacture : en fr
  • FR689324A - Device for roasting and agglomeration of ores : en fr
  • FR689387A - Transformer for taking two-phase currents from a three-phase network : en fr
  • FR689010A - Improvements to the wetting mechanism of rotary printers : en fr
  • GB334872A - Improvements in and relating to the production of dyestuffs and intermediates : en
  • DE506566C - Thermal tripping device for electrical circuits : de en
  • FR689033A - Improvements in the construction of water cooling towers : en fr
  • FR689235A - Automatic device for shooting : en fr
  • FR689323A - Brush shop upgrades : en fr
  • GB334330A - Improvements in bilge pumping arrangements : en
  • CA303505A - Boiler brace : en fr
  • FR688954A - Improvements to telephone devices : en fr
  • ES119241A1 - Improvements in the manufacture of rubber floor footwear. : en es
  • FR689325A - Coverage for automobile operators and others : en fr
  • FR689064A - Wing frame for flying devices : en fr
  • CA303538A - Carbureter : en fr
  • DE506483C - Libra : de en
  • US1774995A - Automatic fire-alarm system : en
  • FR36931E - Automatic remote control device for electric motors : en fr
  • ES163U - Handle applicable to all types of vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • DE506335C - Bumper and journal protection device for clockworks, counters, etc. like : de en
  • DE506638C - Foundry for stereotype plates : de en
  • DE506357C - Directional antenna arrangement : de en
  • ES117474A1 - A protective coating : en es
  • DE506271C - Paper carriage switching device for typewriters : de en
  • GB315225A - Improvements in and relating to plane irons : en
  • GB318236A - Improvements in or relating to apparatus for the fluid treatment of wound textile fibres : en
  • DE506304C - Moving device for electrodes of electric oven or the like. : de en
  • CA303703A - Program transmission over wires : en fr
  • US1774582A - Spiral stairway : en
  • GB334448A - : en
  • DE506407C - License plate lantern for houses : de en
  • DK42863C - Hoisting device for electric lamps. : da en
  • FR689030A - Method and device for drying and roasting malt or the like : en fr
  • US1774972A - Gas turbine : en
  • US1774610A - Electrothermal treatment of cheese : en
  • US1774798A - Combined sorting and feeding machine : en
  • US1774664A - Joint for conduits : en
  • ES119280A1 - A procedure for extracting wax from the residues of sugar cane. : en es
  • FR36942E - Batting apparatus : en fr
  • FR689418A - Carburetor improvements : en fr
  • FR688975A - Structure with metallic coating for aircraft : en fr
  • ES119209A1 - A process for preparing ink colorants unalterable to the chlorine of the N-dihydro-1.2.2'.1'-anthraquinonacin series. : en es
  • FR689152A - Double dipped headlight : en fr
  • ES119208A1 - A process for regenerating wheats, pod fruits and the like with wet odors or stains. : en es
  • ES119307A1 - A device for the pressurized transfer of gas or compressed air of liquids, especially beer, contained in barrels, barrels or other containers. : en es
  • FR36930E - Pavement indicator plate : en fr
  • FR688951A - New shoemaking process and the shoe perfected by drifting : en fr
  • FR689032A - Improvements to vehicles on road or rail : en fr
  • FR689105A - Removable support for display with fixing means : en fr
  • DK42853C - Gravel spreader. : da en
  • FR689372A - Rotating plug for electrical outlet : en fr
  • US1774926A - Lifting jack for motor vehicles and other vehicles : en
  • FR689300A - Improvements to telephone systems for long distance central offices : en fr
  • FR689438A - Process for the production of a silicate paint, resistant to hydrocarbons, humidity, heat and cold, as well as rust, for iron : en fr
  • DE506492C - Packaging sleeve and device for producing the same : de en
  • FR689334A - Egg testing device : en fr
  • GB334228A - Production of compounds from propylene : en
  • US1774542A - Aluminum beryllium alloy : en
  • US1774666A - Spinning and twisting machine : en
  • US1774841A - Combined tube and pipe coupling : en
  • ES119256A3 - Wood wire shading manufacturing procedure. : en es
  • FR689335A - Two-part pouring gutter for martin furnaces : en fr
  • GB316259A - Improvements in or relating to presses for extruding metals : en
  • US1774837A - Process for the deoxidation of molten metals or alloys : en
  • FR689053A - Weight used to hold a part of a garment properly taut, for example a soft shirt collar : en fr
  • GB334352A - Improvements in rubber toys and other inflatable bodies : en
  • DE505476C - Process for the production of hydrogenated derivatives of diphenyl : de en
  • DE506442C - Process for the oxidation of acylamino-ª ‡ -naphthols : de en
  • FR689268A - Improvements in mending needle holder sleeves : en fr
  • USD81917S - William h : en
  • DK42874C - Gramophone record. : da en
  • FR689326A - Improvements to watches with metal sheath : en fr
  • FR689328A - Pressure tank for gasoline or petroleum steam stoves : en fr
  • USD81930S - Design foe a figure of a dog : en
  • DE506493C - Gripper drive for sewing machines : de en
  • FR689195A - Folding umbrella : en fr
  • GB334317A - Improvements relating to bobbins : en
  • GB334356A - Improvements in convertible seats or settees : en
  • US1774505A - Exothermic heating unit : en
  • DE506618C - One-piece sheet metal seal that can be closed like a push button : de en
  • FR689169A - Improvements to compressed air jackhammers : en fr
  • US1774589A - Suction cleaner : en
  • DE506242C - Filler wall on motor vehicles intended for convertible bodies : de en
  • DE506352C - Process for the production of a foundry product containing iron-oxygen compounds : de en
  • ES118805A1 - A procedure to pack fresh fruits and vegetables in hermetically sealed containers and waterproof to prolong the life of those in their natural state for long years. : en es
  • GB334394A - Improvements in and relating to the lighting systems of motor vehicles and the like : en
  • GB334411A - An arrangement in gramophones which are caused to play by the deposit of a coin : en
  • FR689313A - Air Carburetor Fuel Gas Generator for Household or Industrial Use : en fr
  • FR689412A - Improvements to machines for introducing materials, more or less pasty, into containers, in particular those used for filling tubes for toothpaste or the like : en fr
  • ES119178A3 - A toy set. : en es
  • FR689322A - Path by lever-wheels and ribbons on ice, snow and all ground : en fr
  • FR689327A - Improvements made and relating to interchangeable and removable wearing parts or linings for heels of boots, shoes and the like : en fr
  • FR688968A - Improvements to the processes for the production of sound cinematographic films and to said films : en fr
  • FR688987A - Improvements to clamping sleeves : en fr
  • FR689358A - Electric voltage indicator : en fr
  • FR689427A - Electric alarm clock : en fr
  • GB334286A - Changeable self-illuminating and reflecting sign device : en
  • DE506370C - Induction regulator : de en
  • DE506651C - Process for the production of electrical resistors : de en
  • GB334242A - Improvements relating to alarm devices or stop motions for preparing machines for flax, jute, hemp, and like fibres : en
  • GB334283A - Improvements in and relating to lifting jacks and the like : en
  • GB334349A - Improvements in and relating to indiarubber hot-water bottles : en
  • GB334428A - A safety device for aeroplanes : en
  • ES119164A1 - Device consisting of a single combined plow. : en es
  • DE506329C - Warning sign with a reflective background : de en
  • DK42857C - Coil sleeve for Submarine cables. : da en
  • ES119172A1 - A process for the manufacture of special tablets for the instant preparation of carbonated soft drinks. : en es
  • FR689200A - Improvement in the manufacture of cellulose acetate : en fr
  • DE506284C - Rotary stencil printer : de en
  • GB313132A - Device for preventing the formation of double ends in continuous spinning frames and twisting frames : en
  • FR689400A - Card tooth for all kinds of card accessories : en fr
  • FR689179A - Scissors for thinning hair : en fr
  • FR689296A - Improved method and apparatus for rearing silkworms and stimulating cocoon production : en fr
  • CA303608A - Induction furnace : en fr
  • CA303666A - Wooden construction : en fr
  • FR36902E - Improvements to vacuum brakes : en fr
  • CA303526A - Dump vehicle with actuated doors : en fr
  • DE506654C - Arrangement in asynchronous machines in whose secondary circuit a commutator rear machine is switched on, which generates a load current in the asynchronous machine that is independent of the slip : de en
  • GB334412A - Improvements in or relating to the cylinders of vertical internal-combustion engines : en
  • US1774516A - Torsion balance for gravitational measurements : en
  • US1774519A - Stoker : en
  • US1774621A - Process for producing fast dyeings and printings : en
  • DK42891C - Razor. : da en
  • FR689339A - Mounting of multiple electrode lamps with variable cathode potential : en fr
  • FR689409A - Improvements to the processes for the production of condensation products : en fr
  • DE506364C - Electric power generation system with opposing drive of the inducing and induced part of the power generator by an internal combustion engine : de en
  • DE506497C - Method and device for overwintering and pre-germinating early potatoes : de en
  • FR689174A - Prepaid telephone mounting arrangement : en fr
  • FR36944E - Foot for electronic tubes without horns : en fr
  • USD81925S - Design for a lantern for gasoline stations and the like : en
  • FR36927E - Rubber articles made from thin flat sheets and method of making such articles : en fr
  • ES118131A1 - A new system, with the corresponding means, to reproduce the sound. : en es
  • GB334573A - Improvements in, or relating to aircraft : en
  • FR689066A - Electro-culture apparatus : en fr
  • FR36925E - Improvement to tubes for liquid glue : en fr
  • GB334244A - Improvements in or relating to fluid pressure operated control systems and relay apparatus : en
  • DE506413C - Process for the production of photographs : de en
  • ES119132A1 - An improved process for the production of footwear. : en es
  • ES119299A3 - A procedure for the manufacture of waterproof fabrics. : en es
  • FR689236A - Crossing light fixture : en fr
  • FR689450A - Process for condensing steam, especially in plants operating with evaporative cooling : en fr
  • GB314983A - Automatic disengaging device for lapping or taping machines : en
  • GR2899B - OIL PUMP PUMP FOR BOXES (LUBRICATER) AUTOMATIC LUBRICATION OF BEARINGS. : el en
  • US1774931A - Production of iron-oxide pigments : en
  • FR689371A - Improvements to low torque measuring devices for the control of transmitters, regulators or any other resistant components : en fr
  • DE506410C - Color film : de en
  • DE506548C - Device for dewatering the labyrinth seal of steam turbines : de en
  • GB313052A - Porous rubber for filtering and absorbing purposes : en
  • GB313517A - Improvements in or relating to abrasive wheels : en
  • FR689368A - Universal machine tool : en fr
  • GB334328A - Improvements in or relating to focusing cameras : en
  • DK42894C - Single-phase AC induction motor with pole switch. : da en
  • GB334380A - A process for producing pitch and like material from tar : en
  • ES119207A1 - A new method of packaging together the cream and the dye for the cleaning of shoes, leather, belts or the like. : en es
  • USRE17786E - Device for making ring joints : en
  • DK42871C - Procedure for the operation of four-stroke internal combustion engines. : da en
  • US1774679A - Universal-joint assembly : en
  • DE506265C - Device to facilitate the bundling of letters, newspapers and similar objects : de en
  • FR689158A - Refinement of flapper valves : en fr
  • DE505860C - Nail and riveting machine for suitcases made of wood, fiber, hard cardboard, etc. like : de en
  • DE506251C - Trigger mechanism for automatic firearms : de en
  • FR689082A - Improvements to lubrication devices : en fr
  • DE506136C - Method and apparatus for making dough from unmilled, softened grain : de en
  • ES119269A1 - A new procedure to manufacture fabric with curl. : en es
  • DE506544C - Generation and revitalization of active coal : de en
  • DK42873C - Method for Manufacturing Leather Mass Rollers for Offset and Stone Printing. : da en
  • DE506398C - Key mechanism for woodwind instruments : de en
  • DE506476C - Curtain pulling device : de en
  • CA303678A - Display device : en fr
  • DE506533C - Rock drill with water flush : de en
  • AU2508030A - Improved holder forsale-price tickets : en
  • US1774936A - Auto tire lock : en
  • CA303627A - Side frame for car trucks : en fr
  • DE506252C - Gas pressure charger : de en
  • DE506633C - Washer with electrically driven fan : de en
  • US1774929A - Method of making hexamethylenetetramine : en
  • DE505360C - Spool changing device for spinning, twisting or similar machines : de en
  • DE506336C - Timer with liquid tipping container : de en
  • DE506405C - Projector for light and other rays : de en
  • DE506518C - notepad : de en
  • ES119252A1 - Hot drawing bench for seamless tubes. : en es
  • AU2223529A - Improved manufacture of loops or surrounds specially privy seats game rackets andthe like : en
  • DE506668C - Electric welding machine for performing the burn-off process : de en
  • CA303591A - Photo-electric cell : en fr
  • DE506487C - Device for the mechanical transmission of rotating movements : de en
  • US1775075A - Friction-testing device for rotating members : en
  • CA303628A - Bottle sealing cap : en fr
  • US1774964A - Electrode for the electric arc : en
  • US1775044A - Tool handle : en
  • CA303635A - Purification of wood sugar : en fr
  • US1774544A - Bracelet-extension device : en
  • CA303502A - Exhaust silencer for aircraft motors : en fr
  • CA303547A - Accelerator for the vulcanization of rubber : en fr
  • US1774744A - One-man orchestra : en
  • US1774961A - Optical protection of electrical apparatus : en
  • US1774984A - Process and apparatus for constructing nonexpansible hose : en
  • US1775054A - Wrist pin : en
  • USD81914S - Design for a handle for coffee makers : en
  • DE506279C - Process for the preparation of the ureide or amide of ª ‡ -Bromo-ª ‰ -ª ‰ -diaethylpropionic acid : de en
  • US1774511A - Shipping case : en
  • FR689363A - Process for the concretion of blast furnace dust : en fr
  • GB334579A - : en
  • FR689051A - Manufacturing process of detergents or cleaning agents and products as a result : en fr
  • DE506157C - Device for booking business transactions of all kinds by means of copying : de en
  • US1774953A - Oil burner : en
  • FR689354A - Spark plug hermetically sealed in its middle part and method of establishing it : en fr
  • DE506608C - Leak plug : de en
  • DE506634C - Process and device for the production of hydrochloric or hydrobromic acid : de en
  • DE504250C - Washing and post-treatment machine for rayon : de en
  • FR688992A - Clamps : en fr
  • FR689198A - Airplane : en fr
  • GB334365A - Safety parachute device : en
  • FR689009A - Improvements in the supply of textile materials : en fr
  • GB334519A - Improvements in or relating to electric discharge tubes : en
  • US1774773A - Rotary valve for engines : en
  • DE506348C - Mechanical furnace for the production of sulfate from alkali chloride and sulfuric acid or the like. : de en
  • GB334480A - Improvements in and relating to tobacco pipes : en
  • ES118626A3 - A new closure for round metal boxes consisting of several threads on the box and on the lid that make them form a screw-nut pair. : en es
  • DE506560C - Overcurrent protection device for direct current networks with mercury vapor switches : de en
  • GB313874A - Process for obtaining enzymes and particularly proteolytic enzymes secreted by microorganisms for use in tanning, skin dressing and the like : en
  • ES119204A1 - A new physical-chemical procedure by means of which vegetable oils, and especially olive oils, are suitable for greasing in general, as substitutes for mineral oil in this application. : en es
  • FR688976A - Aircraft control station : en fr
  • FR689439A - Folding bicycle : en fr
  • US1774640A - Method of cleaning wells : en
  • DK42893C - Safety coupling for Starting Engines and the like. : da en
  • US1774609A - Method of pleparing dispersions : en
  • FR689172A - Blue dyes with tank dyeing : en fr
  • GB334251A - Improvements in or relating to the treatment of catalyst masses : en
  • DE505525C - Artificial silk spinning machine with bobbin carriers that can be switched by 180Ò : de en
  • DE506672C - Conveyor roller for hot glass plates : de en
  • ES119162A1 - PROCEDURE FOR SEPARATING CHLORINATION FROM MINERALS OR SUBSTANCES CONTAINING BERYLIUM, COMBINATIONS OF BERILIUM : en es
  • DE506559C - Process for the production of a cementless connection of the bolt with the body of an electrical insulator using spherical intermediate pieces : de en
  • DE506659C - Switching device for transducer : de en