• US2159190A - Smoker's appliance : en
  • US2159455A - Handle construction for sadirons and the like : en
  • AT156211B - Device for automatic exposure control in photographic apparatus and. like : de en
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  • US2159521A - Absorption oscillator : en
  • US2159220A - Manufacture of lubricants : en
  • US2159331A - Engine : en
  • US2159617A - Fluid fuel burner control system : en
  • US2159009A - Loose leaf binder : en
  • US2159045A - Wheeled scraper : en
  • US2159390A - Receptacle and closure therefor : en
  • US2159524A - Railway signaling apparatus : en
  • US2159071A - Drill : en
  • US2159048A - Method of improving the workability of nickel and nickel alloys : en
  • US2159016A - Manufacture of artificial materials : en
  • US2159568A - Picture-translating tube : en
  • US2159575A - Cooking range : en
  • DE676123C - Device for tuning control of an electrical oscillating circuit : de en
  • US2159518A - Switch control and indication system : en
  • US2159519A - Secondary emitter tube : en
  • CA381586A - Heat insulating covering : en fr
  • DE644074C - Production of caustic alkalis : de en
  • US2159407A - Atomizer : en
  • US2159283A - Governor control mechanism : en
  • US2159686A - Air brake : en
  • US2159076A - Electrical control and connection means : en
  • US2159799A - Brake lever construction : en
  • US2159797A - Fluid pressure brake : en
  • US2159088A - Drilling machine switch : en
  • US2159358A - Hair waving device : en
  • US2159879A - Pneumatic control apparatus : en
  • AT156187B - Device for reproducing writings, drawings or the like from a printable mirror writing original. : de en
  • AU194738A - An improved soil loosening implement : en
  • US2159278A - Supercharger : en
  • CA381587A - Refrigerator car floor rack : en fr
  • US2159044A - Feeding dough and like material to sheeting and like machines : en
  • US2159276A - Air conditioning system : en
  • US2159741A - Bed air conditioning apparatus : en
  • US2159829A - Electric circuit breaker : en
  • GB506280A - Improvements in or relating to three-phase transformer or choking coil arrangements : en
  • FR841617A - Clamping device for rotating spindles, and in particular for turning spindles : en fr
  • DE675805C - Process for the mechanically strong, oil-tight dielectric combination of the individual parts of multi-part supports or support-like insulators made of ceramic material that collide on the free insulation length of the entire body : de en
  • CA381540A - Parasiticide : en fr
  • DE676102C - Process for the manufacture of a dressing material containing toluenesulfochloramide, sodium : de en
  • GB506342A - Improvements in and relating to the control of electric winding engines and the like : en
  • FR841631A - photographic emulsions : en fr
  • AT156179B - Containers made of fibrous material, especially paper, cardboard and the like. like : de en
  • AU376738A - Improvements in or relating to thermionic valves ofthe beam type : en
  • AU59338A - Improvements in or relating to the sealing of pressure gas filled or evacuated vessels : en
  • CA381544A - Hollow glassware forming machine : en fr
  • US2159504A - Disk chart hub : en
  • US2159749A - Indicating device : en
  • USD114910S - Design for a dress : en
  • USD114936S - Design for a table cover or similar : en
  • GB506313A - Electric device for detecting loose and injurious metal parts in the oil system of power plants : en
  • GB506127A - A combined clock and speed indicator : en
  • GB506339A - Improvements in or relating to voice conveyers for telephones : en
  • GB506249A - Arrangement of bearing for separators and other machines fitted with a vertical quickly rotating spindle : en
  • US2159483A - Animal trap : en
  • FR841587A - adjustable jaw precision vise : en fr
  • DE676077C - Process for reducing the stickiness of oil-free phosphatide preparations : de en
  • US2159021A - Adjustable support fob plumbing : en
  • US2159112A - Indicator for suction cleaners : en
  • US2159910A - Apparatus for the thermal production of volatilizable metals, particularly of magnesium : en
  • US2159281A - Method and plant for the hydrogenation of carbonaceous substances containing sulphur : en
  • US2159467A - Pressure fluid motor : en
  • AU13938A - Improvements in or relating to multigrid electron discharge tube arrangements : en
  • AU107383B2 - Improvements in or relating to multigrid electron discharge tube arrangements : en
  • US2159168A - Fire extinguisher : en
  • US2159595A - Frequency conversion circuits : en
  • USD114942S - Design for a dress : en
  • DE675739C - Telecommunication cable with air space insulation : de en
  • DE676005C - Multi-part twist lock, especially for folding tops of motor vehicles : de en
  • GB506197A - Improvements in and relating to ventilators : en
  • US2159846A - Gear shifting means : en
  • US2159434A - Process for concentrating hydrocarbons : en
  • US2159953A - Insecticide : en
  • FR841547A - Wrapping Machine Improvements : en fr
  • FR841594A - Universal billiard ball launcher by levers : en fr
  • US2159750A - Water drain for journal cellars : en
  • USD114931S - Design for a table cover or similar : en
  • US2159628A - Telephone transmitter : en
  • US2159633A - Post for tennis nets : en
  • FR841540A - Lug forming clamp for electric cable or other similar applications : en fr
  • CA381574A - Moth-proofed fabric and solution : en fr
  • DE676080C - Eye catcher : de en
  • DE675964C - Process for the preparation of phthalocyanine dyes : de en
  • GB506186A - Improvements in means for handling loads : en
  • GB506085A - Improvements in or relating to modulated carrier wave receivers : en
  • US2159002A - Manufacture of metal stock : en
  • US2159406A - Temperature control : en
  • USD114926S - Design fob a table cover : en
  • CA381482A - Wire clamp and connector : en fr
  • FI18494A - An air heater must be fitted to the ventilation equipment : en fi
  • FR841612A - Improvements to fire detectors or the like : en fr
  • DE675987C - Direction indicator with electromagnetically operated angle arm that swings up and down in the display position : de en
  • FR841606A - New lighting device for operating rooms : en fr
  • GB506317A - Two piece foot-arch support : en
  • US2159607A - Internal combustion engine valve : en
  • US2159694A - Driving gear : en
  • US2159893A - Golf tee : en
  • FR841756A - Process for completely purifying and sterilizing water in swimming baths : en fr
  • FR841791A - Improvements to the direct oxidation of olefins by catalysis : en fr
  • FR841615A - Winding machine improvements : en fr
  • IE15377L - Luminescent screens : en
  • GB506412A - Container for unguents and the like viscous and pasty contents : en
  • GB506338A - Improvements in automatic controllers : en
  • FR841767A - Improvements to steam regulators : en fr
  • GB506107A - Method of treating electrolytic coatings on magnesium and its alloys : en
  • AT156167B - Process for the production of fatty acids with a higher degree of saturation from oils and fats. : de en
  • CA381503A - Garbage can : en fr
  • DE676029C - Process for creating a protective layer on iron and steel surfaces : de en
  • FR841473A - Device for keeping eggs fresh in store : en fr
  • GB506274A - Gas-filled electric incandescent lamp : en
  • DE676070C - Starting procedure for internal combustion engines : de en
  • GB506297A - Improvements in table mats, tea trays and the like : en
  • FR841524A - Process for obtaining by electrolytic deposition of protective layers on magnesium and its alloys : en fr
  • US2159400A - Spraying apparatus : en
  • US2159710A - Sunglass attachment for eyeglasses : en
  • CA381579A - Undergarment : en fr
  • US2159763A - Metallic composition : en
  • DE676157C - Process for the production of protective coatings from inorganic binding agents, such as cement, chlorine magnesium, water glass, on metallic workpieces provided with a bituminous coating, in particular iron pipes : de en
  • DE676184C - Device for washing sand, rock, ore and. like : de en
  • US2159384A - Ethyl cellulose-nitrocellulose composition : en
  • US2159571A - Water heater : en
  • US2159747A - Glow discharge device : en
  • US2159392A - Electric switch : en
  • FR841670A - Improvements to tubular boilers : en fr
  • GB506334A - Improvements in or relating to brake structures : en
  • DE676035C - Switching device for multi-gear change gearboxes, especially of motor vehicles : de en
  • GB506170A - Improvements in dials for wireless receiving sets : en
  • GB506360A - Improvements in or relating to rudder servo-motors for vehicles, in particular aircraft : en
  • US2159773A - Control system : en
  • DE676009C - Foam floating device with agitator, hollow agitator shaft and suction channel for the troughs : de en
  • US2159631A - Apparatus for removing plaster from plate glass surfacing tables : en
  • USD114973S - Design for a cushion or similar : en
  • US2159183A - Self-baking electrode : en
  • US2159453A - Dual action volume control : en
  • US2159430A - Driving mechanism : en
  • US2159805A - Sealing material for vacuum vessels : en
  • GB506318A - Steam trap controlled by laminated bimetal expansion element : en
  • AT156194B - Frames for vehicles, in particular for motor vehicles. : de en
  • DE676116C - Process for the preparation of tanning condensation products from aromatic sulfones : de en
  • US2159668A - Stirrup assembly : en
  • US2159345A - Boiler feed apparatus : en
  • US2159520A - Supporting surface for mattresses, cushions, and the like : en
  • US2159764A - Circuit breaker contact : en
  • FR841671A - Improvements to condensers and steam heaters : en fr
  • GB506723A - Improvements in or relating to the tempering of glass sheets : en
  • DE675975C - Transparent presser foot for sewing machines : de en
  • FR841530A - Hydrofoil : en fr
  • FR841472A - Carburetor for internal combustion engine : en fr
  • GB506133A - Improvements in or relating to the reception of radio transmissions : en
  • GB506324A - Improvements in or relating to centrifugal pumps : en
  • FR841582A - Improvements to telephone systems : en fr
  • DE676014C - Embossing machine with revolving stamp carrier : de en
  • US2159219A - System of air distribution : en
  • US2159330A - Electric speedometer : en
  • FI18492A - Förfaringssätt framställning av siliciumhaltiga fibrer, isynnerhet glasfibrer, ävensom sålunda framställd fiber : en fi
  • FI18509A - Lightweight grenade launcher : en fi
  • DE675956C - Document stapler : de en
  • US2159159A - Method of and means for indicating direction : en
  • US2159411A - Sulphite waste liquor-phenol-aldehyde condensation products : en
  • US2159412A - Process relating to the production of nickel carbonyl : en
  • US2159940A - Door lock : en
  • DE676139C - A hardness testing machine equipped with a measuring microscope and working according to the indentation method : de en
  • US2159058A - Landing gear for amphibian airplanes : en
  • GB506329A - Construction of the gas outflow side of exhaust gas turbine casings : en
  • GB506027A - Improvements in regulator mechanism for sliding vehicle windows : en
  • US2159820A - Drop-forged rotor : en
  • US2159594A - Esters of cyclic alcohol : en
  • FR841496A - Modulation editing : en fr
  • GB506050A - Improvements in fixing dyestuffs or tanning agents on the fibre : en
  • GB506309A - Improvements in the manufacture of wall papers and posters by photography : en
  • US2159133A - Hand aspirating psychrometer : en
  • US2159567A - Centralized traffic control system : en
  • USD114976S - Design for a dog sweater : en
  • US2159143A - Hydraulic transmission gear : en
  • US2159632A - Combination radio receiver-hearing aid unit : en
  • US2159831A - Tire chain : en
  • IE15505L - Textile drawing mechanism : en
  • FR841462A - Refrigerant liquid for metal refrigeration systems : en fr
  • FR841624A - Air-jet and bogie-hearth gasifier : en fr
  • GB506641A - Manufacture of welded constructional elements : en
  • GB506350A - Improvements in or relating to shutters for photographic cameras : en
  • GB506387A - Loading apparatus for use in mines : en
  • FR841460A - Process for carrying out metallurgical reactions, in particular for the direct production of iron in a combustion chamber : en fr
  • FR841667A - Improvements to boilers heated by exhaust gases : en fr
  • AU107389B2 - Cable terminal : en
  • US2159299A - Trimmer for asparagus stalks : en
  • US2159445A - Attaching device for bag frame fasteners : en
  • US2159626A - Tire chain applying device : en
  • GB506108A - Improvements in and relating to grease and oil resistant coatings : en
  • AT156178B - Apparatus for the manufacture of mouthpiece cigarettes. : de en
  • US2159493A - Modulated carrier wave receiver : en
  • FR841528A - Manufacturing process of high value gasoline for engines : en fr
  • GB506143A - Improvements in iconoscopes : en
  • FR841488A - Process for chlorinating animal fibers : en fr
  • DE675968C - Radiant body for candlelight with automatic adjustment to the flame height : de en
  • DE675979C - Double drum winder : de en
  • DE675948C - Process for removing acids and lime-precipitating substances from water : de en
  • FR841637A - Tilting and removable gasifier with ignition through the grid : en fr
  • GB506010A - Improvements in or relating to the production of pattern effects on textile fabrics : en
  • GB506383A - Improvements in or relating to dressing tables : en
  • GR8222B - WATER TOBACCO COLLECTOR. : el en
  • US2159079A - Bracelet attachment : en
  • US2159173A - Carburetor for internal combustion engines : en
  • DE676104C - Method for measuring the perpendicular position of machine parts with cylindrical or conical surfaces to one another : de en
  • GB506290A - Improvements relating to polystyrene compositions : en
  • CA381593A - High resinous wood pulp production : en fr
  • FR841656A - Improvements in the construction of bogie frames for railway vehicles and similar vehicles : en fr
  • GB506007A - Improvements in or relating to a method of and means for reducing surface friction between a solid and a fluid : en
  • US2159339A - Power transmission : en
  • US2159716A - Pinking machine : en
  • DE675932C - Gas shut-off device acting as a low pressure safety device : de en
  • US2159084A - Wheel-aligning gauge : en
  • US2159478A - Magnetron system for simultaneous transmission and reception : en
  • US2159534A - Cathode ray focusing coil : en
  • US2159838A - Display card and holder : en
  • USD114983S - Design for a handbag : en
  • US2159272A - Means for reducing material : en
  • FR841681A - Condensation products having the characteristic constitution of amides and method of preparing these products : en fr
  • AU110563B2 - Improvements relating to shirts and like garments : en
  • US2159508A - Manifold cooled skating pond spray : en
  • DE676076C - Clamp for jars : de en
  • US2159638A - Manufacture of molded, waterlaid fiber articles : en
  • DE675935C - Small pump driven by an electric motor, especially for cooling machines : de en
  • DE627768C - Tension ring seal with self-resilience, consisting of two or more superposed coherent rings, in which the connection point is between the two free ends of the rings : de en
  • USD114908S - Design for a plate ob similar article : en
  • US2159490A - Fluid dispensing device : en
  • US2159891A - Electromechanical resonator : en
  • AT156157B - Process for the preparation of higher monohydric aliphatic alcohols. : de en
  • DE1437310U - : de en
  • US2159754A - Tuning element for broadcast receiver sets : en
  • US2159926A - Method of softening plastic sheets : en
  • FR841688A - Improvements to processes and machines for planking wood : en fr
  • GB506049A - Improvements in the manufacture and production of reaction products from acid amides : en
  • DE675963C - Circuit of a tube voltmeter for logarithmic display of a direct voltage : de en
  • DK56212C - Door to gas-tight Closure of Room. : da en
  • GB506135A - Improvements in or relating to sheathing for the spindles of rug spinning and like machines : en
  • US2159189A - Air circulating device : en
  • GB506118A - An indicating device detachable from or in combination with a watch or clock for assisting the memory in recalling matters of business : en
  • GB506146A - Improvements in radiators for aeroplanes and the like : en
  • USD114890S - Design for a statuette or similar : en
  • USD114928S - Design fob a table cover or similar : en
  • DE676060C - Hollow rubbing strip designed as a space heater : de en
  • US2159529A - Electron multiplier : en
  • US2159600A - Production of composite photographic images : en
  • USD114965S - Design for a signal device : en
  • US2159897A - Can holder and contents dispenser : en
  • US2158998A - Anode and method of manufacturing the same : en
  • DE676162C - Device for displaying and regulating the content of flowing water or waste water of chlorine or similar water cleaning agents : de en
  • FI18510A - Minesweeper : en fi
  • FR841507A - Oscillator comprising an oscillating circuit : en fr
  • GB506208A - Improvements in velocipedes for two riders : en
  • GB506428A - Improvements relating to the delivery of the contents of cosmetic tubes and analogous containers : en
  • US2159552A - Adjustable lawn mower sharpener : en
  • US2159027A - Process and apparatus for roasting : en
  • US2159194A - Method of making pectin products : en
  • US2159928A - Refrigerating apparatus : en
  • GB506184A - Improvements in or relating to knitting machines : en
  • GB506323A - An improved method of manufacturing scythes : en
  • DE676201C - Feed device for mine cars with several adjacent, counter-rotating piston power devices : de en
  • DE676132C - Inhalation device with storage bottle : de en
  • FR841741A - Folding umbrella : en fr
  • GB506101A - Gas-proof shelter for animals : en
  • AU196438A - Improvements in or relating to electric signalling circuits using gas filled electric discharge tubes : en
  • GB506137A - Improvements in or relating to playing cards : en
  • US2159451A - Chick box : en
  • CA381505A - Vegetable peeler : en fr
  • US2159469A - Reel : en
  • FR841526A - Process for purifying oxidation products of non-aromatic hydrocarbons : en fr
  • GB506189A - Elimination of signal weakening in television transmitters : en
  • US2159791A - Spark plug : en
  • FR841713A - Further training in the equipment of public transport vehicles, in particular railway cars : en fr
  • GB506402A - Improvements in cramping devices for assembling metal bar or like tube construction : en
  • AU492238A - Improvements in or relating tothe conversion of heavy liquid fuel into gaseous fuel for internal combustion engines : en
  • FR841579A - Method and devices for making connections to electrical conduits, in particular internal conduits : en fr
  • US2159472A - System of drafting locomotives : en
  • FR841682A - Safety device for hydraulic brakes : en fr
  • FR841731A - Maneuvering device with automatic return of longitudinally movable control bodies for hydraulic installations for moving aircraft construction components : en fr
  • GB506326A - Improvements in two-stroke cycle internal combustion engines : en
  • US2159181A - Electric control system : en
  • US2159623A - Dropper for carcasses and the like : en
  • GB506787A - Improvements in or relating to the tempering of glass sheets : en
  • US2159789A - Automatic train brake control : en
  • US2159901A - Metalworking machine : en
  • US2159362A - Door latch : en
  • DE675965C - Circular knitting machine with two sets of needles : de en
  • GB506267A - Improvements relating to pivotal connections and pivotal mountings : en
  • US2159446A - Knob fastener installation and fastener for the same : en
  • GB506159A - Improvements in and relating to a method of and apparatus for manufacturing "smudge," smoke or vapour : en
  • GR8229B - MANNER OF SEPARATION OF ANIMAL FAT IN STEATIC OR OLIVE FAT BY EXTRACTION. : el en
  • FR841490A - Jewelry item, such as toggle brooch : en fr
  • US2159819A - Thermostatic water mixer : en
  • FR841611A - Electrically operated valve and its applications in particular in heating installations : en fr
  • GB506067A - Improvements in or relating to means for reducing torsional oscillations in transmission systems : en
  • FR841590A - Method for removable installation of a stretch covering, in particular above benches, and objects such as benches produced by this method : en fr
  • FR841562A - Manufacturing process for porous bodies : en fr
  • FR841654A - Process of preparing coal using an unstable dense liquid : en fr
  • GB506220A - Improvements in fittings for sliding and tilting seats : en
  • GB506369A - Improvements relating to fuel oil burners : en
  • US2159947A - Fixer for permanent catheters : en
  • FR841690A - Method of using tidal force : en fr
  • DK56213C - Procedure for Manufacturing Asbestos Cement Pipes. : da en
  • GB506283A - Improvements in or relating to the manufacture of briquettes : en
  • US2159346A - Bolted connection : en
  • US2159691A - Siphonage preventer for plumbing systems : en
  • US2159157A - Induced flow well-point attachment : en
  • DE676176C - Suspending bombs in aircraft : de en
  • DE675971C - Cattle stables : de en
  • DE676180C - Connection of slide shots with the help of a flexible traction device : de en
  • FI18506A - Restrictions on the production and use of cinematographic films : en fi
  • FR841489A - Thioethers oxidation products : en fr
  • FR841621A - Improvement in the manufacture of chrome leather intended for the establishment of shoe soles : en fr
  • US2159329A - Method of making integral ferrules and tool shanks : en
  • US2159667A - Laundry press garment clamp : en
  • AT156204B - Protective shield. : de en
  • GB506195A - Improvements in revolving cylinder-reciprocating piston pumps : en
  • FR841486A - Process for improving certain specific magnetic characteristics of iron and aluminum alloys : en fr
  • DE676144C - Rotary piston internal combustion engine : de en
  • GB506162A - Improvements in railway signalling systems : en
  • US2159924A - Chicken house : en
  • AT156214B - Methods and devices for producing fibers from viscous masses. : de en
  • FR841706A - Device for rectifying alternating currents, preferably for measurements : en fr
  • GB506343A - Improvements in and relating to the control of electric winding engines and the like : en
  • FR841553A - Improvements to framing : en fr
  • GB506390A - Improvements in or relating to cathode ray indicator tubes : en
  • US2159087A - Drilling machine : en
  • US2159460A - Tractor hitch : en
  • US2159656A - Lubricator : en
  • US2159522A - Door-operating apparatus : en
  • US2159812A - Electric lamp or similar device : en
  • US2159292A - Dump bottom car : en
  • US2159699A - Concrete cutting device : en
  • DE675875C - Shoe lasting machine : de en
  • FR841754A - Socket with a plug-shaped member : en fr
  • US2159581A - Locking door latch : en
  • FR841578A - Method of protection of the elements for fixing the refractory brick lining to the metal walls of boilers or others : en fr
  • GB506076A - Improvements in the manufacture of composite articles incorporating metal foil : en
  • GB506278A - Improvements in and relating to the springing of chairs, settees and other furniture : en
  • US2159735A - Greenhouse : en
  • US2159711A - Mixing device : en
  • DE675985C - Gear change transmission, especially for motor vehicles : de en
  • DE675983C - Hydrofoil : de en
  • DE676188C - Bag for storing and sticking brands in albums or the like. : de en
  • USD114894S - Design for a dispensing machine : en
  • GB506252A - A process for the preparation of reduction products of oestrone etherified with a benzyl or with a substituted benzyl group : en
  • FR841694A - Process for the preparation of cyclic sulfonamide compounds : en fr
  • FR841735A - Improvements to pendulums for the control or adjustment of submarines, torpedoes or similar submersibles : en fr
  • DE676082C - Automatic switching device of an engine clutch and a gearbox of motor vehicles : de en
  • GB506395A - Improvements in the manufacture and production of poly-azo dyestuffs : en
  • FI18496A - Hanging crank winch hand crank : en fi
  • DK56196C - Control device for electric welding devices. : da en
  • FR841557A - Apparatus for waxing and regularizing windings for knitted and other threads : en fr
  • US2159259A - Sugar dispenser : en
  • US2159793A - Capacitor : en
  • USD114966S - Design for a dress : en
  • USD114967S - Design for an alphabet or similar : en
  • FR841459A - Method and apparatus for extracting butter directly from milk : en fr
  • FR841515A - Transparent or translucent high-rise shoes or gaiters : en fr
  • USD114919S - Design for an automaton advertising : en
  • FR841477A - Television receiver : en fr
  • FR841761A - Improvements to single-acting internal combustion machines : en fr
  • GB506425A - Improvements in or relating to compositions containing wax and in or relating to the treatment of shoe parts therewith : en
  • FR841684A - Manufacturing process of silicon sheets for transformers : en fr
  • GB506261A - Improvements in wearing-apparel : en
  • GB506291A - Improvements in the preparation of ion-exchange and acid-removing materials : en
  • FR841651A - Electric discharge tube and apparatus incorporating one or more such tubes : en fr
  • GB506418A - Supporting means for braun tubes : en
  • AT156175B - Process for obtaining a zinc oxide powder which is particularly suitable for the production of phosphate cements, in particular for dental purposes. : de en
  • AU111984B2 - Improvements in or relating to automatic starting apparatus for internal-combustion engines : en
  • US2159527A - Firearm hammer : en
  • US2159731A - Neutralizing high-frequency pushpull amplifiers : en
  • FR841465A - Method and device for filling bottles with gaseous liquids : en fr
  • DE662745C - Projector : de en
  • GB506308A - Insecticides : en
  • DE676148C - Chain change transmission with elastic running wheels : de en
  • GB506069A - Improvements in direction signalling devices for vehicles : en
  • GB506285A - Fish lures : en
  • GB506315A - Improvements in or relating to pouring devices for vacuum flasks, bottles or like containers : en
  • GB506126A - Improvements in and relating to electric selectors for telephone systems : en
  • DE675927C - Glass grinding machine for the simultaneous application of several different kinds of grinding decorations on glass beakers or similar glass vessels that are turned step by step : de en
  • GB506239A - Improvements in or relating to roofing tiles : en
  • AU186838A - Heterogeneous electromechanical vibration systems : en
  • FR841678A - Ship's hold sounding electrical indicating device : en fr
  • GB506136A - Improvements in or relating to wings for aircraft : en
  • USD114907S - Wedding gown : en
  • US2159393A - Spring washer : en
  • US2159473A - Production of machine-set type composition : en
  • USRE21096E - Cashier machine : en
  • FR841588A - Mobile table : en fr
  • US2159022A - Utility truck : en
  • US2159555A - Coin holder : en
  • USD114937S - Design fob a table cover : en
  • DK56209C - Windscreen wiper mechanism for Automobiles, Airplanes and Ships. : da en
  • US2159211A - Suction sweeper and mop : en
  • US2159385A - Winding machine : en
  • AU107401B2 - Heterogeneous electromechanical vibration systems : en
  • AU107420B2 - Improvements in or relating to a method for the production of rubber thread consisting of three or more united filaments : en
  • FR841468A - Improvements to expandable reservoirs for controlling pressurized fluid brakes : en fr
  • FR841591A - Improvements to electric generators used for power generation for a very short time : en fr
  • GB506307A - Process for the manufacture of compensating spiral springs for watches, chronometers and the like : en
  • US2159873A - Lipstick device : en
  • USD114947S - Design for an electrical : en
  • DE676093C - Process for the production of seamless, mortar-bound macadam road surfaces : de en
  • DE676159C - Cord drive with snap-off device for vehicle toys : de en
  • CA381497A - Stocking : en fr
  • CA381601A - Organic acid anhydride distillation : en fr
  • AU107429B2 - Improvements in immersion heaters for electrically heated domestic utensils and other appliances : en
  • AU111983B2 - An improved antenna lead-in insulator : en
  • US2159198A - Sash lock : en
  • US2159841A - Method for reconditioning detachable drill bits : en
  • GB506306A - Improvements in or relating to modulated carrier wave systems : en
  • DE675840C - Heat pump, especially for the heat supply of heating systems : de en
  • GB506089A - Improvements in friction brakes : en
  • AU107408B2 - Rubberised wax coating compound, process of manufacture thereof and containers surfaced therewith : en
  • FR841537A - Improvements to the polymerization of organic compounds : en fr
  • GB506176A - Improvements in and relating to darts : en
  • GB506202A - A combined display stand and container : en
  • DE675815C - Process for the production of high-volume silicic acid : de en
  • FR841680A - Aqueous preparations of dyestuffs in high concentration and their production process : en fr
  • GB506062A - Improvements in or relating to electric secondary batteries : en
  • US2159158A - Packing of cigarettes and other articles : en
  • US2159359A - Under-fired coke oven : en
  • GB506129A - Improvements in or relating to methods of fabricating detachable drill bits : en
  • DE675986C - Brake gears for motor vehicles : de en
  • FR841762A - Improvements made to screening devices : en fr
  • US2159188A - Adjustable saddle support : en
  • US2159348A - Earth moving device : en
  • US2159874A - Rattle : en
  • DE676063C - Process for the electrothermal production of solid metallic magnesium by reducing oxidic magnesium compounds : de en
  • FR841649A - Method for extinguishing arcs in discharge vessels, gas or vapor atmospheres : en fr
  • US2159094A - Tabulating machine : en
  • IE16262L - Curtain rods of the "railway" type and method for producing¹the same : en
  • DE676002C - Air pressure-dependent control device for aircraft engines : de en
  • AT156203B - Protective shield with openings, especially for tanks. : de en
  • AT156223B - Enlarger. : de en
  • AT156231B - Drilling tool. : de en
  • DE676019C - Counter relieved of the friction work of the recording device : de en
  • FR841733A - Improvements in apparatus for the saturation of liquids by gases : en fr
  • FR841771A - Improvements to direction-finding receivers : en fr
  • US2159414A - Oil burner : en
  • GB506426A - Improvements in and relating to methods of and apparatus for the treatment of organically polluted liquids, such as sewage : en
  • GB506090A - Improvements in and relating to electric converting systems : en
  • US2159766A - Labyrinth packing : en
  • USD114913S - Design fob a phonograph cabinet : en
  • US2158999A - Harvester bag : en
  • AU107437B2 - An improved soil loosening implement : en
  • DE676083C - Searchlights for motor vehicles : de en
  • AT156236B - Procedure for fixing lines on insulating material. : de en
  • US2159546A - Antenna coupling device for radio receivers : en
  • US2159915A - Freewheeling register installation : en
  • DE676032C - Device for lowering loads from buildings, in particular for rescuing people from the risk of fire : de en
  • GB506187A - Improvements in wash boilers and like vessels having lids or covers : en
  • DE676018C - Protection circuit for controlled gas or vapor discharge lines : de en
  • AT156229B - Air raid reporting and control device. : de en
  • US2159093A - Handle for oars, cranks, and the like : en
  • US2159618A - Electrocuting trap : en
  • CA381560A - Shortening stabilization : en fr
  • AU230539A - Electrostatic separator for ores and other materials : en
  • FR841623A - Device for automatic control of the supply of a boiler, whether or not combined with a level alarm : en fr
  • AT156202B - Air distributor for underwind firing. : de en
  • DE676163C - Device for the production of a solution or suspension of a specific and adjustable amount of a fine-grained or powdered substance, especially for water purification systems : de en
  • GB506203A - Improvements in and relating to the dyeing of cellulosic textile materials : en
  • US2159193A - Vise : en
  • US2159611A - Spray oil emulsifier : en
  • US2159221A - Stove door : en
  • US2159254A - License plate lock : en
  • US2159809A - Sealing material for vacuum vessels : en
  • GB506078A - Improvements relating to reconditioning solvents used for dry cleaning : en
  • US2159090A - Thermostatic switch : en
  • US2159333A - Electric speedometer : en
  • US2159681A - Hat : en
  • US2159751A - Signaling system : en
  • US2159933A - Blade magazine : en
  • AU229239A - Improvements in jigs for treating ore-bearing and like materials : en
  • USD114934S - Design for a table cover or similar : en
  • AT156196B - Motor vehicle door with window crank device. : de en
  • CA381554A - Inhibitor : en fr
  • US2159931A - Chucking means : en
  • DE675944C - Headlight which is installed in the casing of a vehicle, in particular a motor vehicle : de en
  • CA381549A - Non-tarnish alloy : en fr
  • AU96138A - Improvements in and relating to absorption refrigerating apparatus : en
  • CA381561A - Washer screen : en fr
  • US2159350A - Mop holder : en
  • DE676183C - Device for regulating the amount of liquid in flow channels by means of conducting means : de en
  • US2159697A - Marking stamp : en
  • US2159182A - Structural member : en
  • US2159615A - Warp knit fabric : en
  • US2159855A - Shock absorber : en
  • US2159936A - Rotary compressor for refrigerating apparatus : en
  • US2159032A - Winding yarn : en
  • US2159195A - Water-soluble derivatives of vat dyestuffs : en
  • US2159474A - Sash securing device for opened windows : en
  • US2159526A - Pump : en
  • US2159017A - Control mechanism for internal combustion engines : en
  • US2159304A - Alarm dispatching device and system : en
  • USD114923S - Design for a dress : en
  • US2159535A - Bedspring cover : en
  • DE676043C - Lubricating device for aircraft engines : de en
  • GB506270A - Improvements in or relating to the preparation of shoes for a conforming operation thereon : en
  • AT156177B - Device for forming a tobacco fleece. : de en
  • CA381546A - Mower attachment : en fr
  • GB506106A - Improvements in coil ignition systems for internal combustion engines : en
  • CA381556A - Ball bearing ignition timer : en fr
  • US2159267A - Work fixture : en
  • CA381480A - Steel ingot heating method : en fr
  • US2159463A - Heat exchange apparatus : en
  • US2159481A - Sound locator receiver : en
  • US2159779A - Conveyer system for presses : en
  • US2159828A - Loom : en
  • US2159381A - Washing composition : en
  • USD114897S - Design for a drawer pull or similar : en
  • CA381486A - Emergency chain tool : en fr
  • FR841586A - Device for automatic speed regulation of electrically controlled mining machines : en fr
  • FR841702A - Inflatable mattress : en fr
  • GB506109A - Improvements in or relating to carrier wave modulating circuit arrangements : en
  • GB506316A - Improvements in and relating to portable electrical welding machines : en
  • GB506413A - Improvements in electric discharge devices : en
  • GB506384A - Improvements in or relating to traffic control systems : en
  • FR841552A - Screen piston : en fr
  • DE675998C - Fire-retardant paint for wood or other flammable objects : de en
  • FR841738A - Machine for setting screws and tightening nuts : en fr
  • DE675977C - Method and machine for wrapping sleeves from glued paper : de en
  • US2159461A - Display device : en
  • AT156212B - Card index. : de en
  • AT156246B - Method and device for the production of wire ropes. : de en
  • CA381510A - Cable winding machine : en fr
  • US2159495A - Gas mixing apparatus : en
  • GB506014A - Improvements relating to the production of pattern and other effects on textile fabrics : en
  • US2159367A - Stabilization of cellulose ethers : en
  • GB506190A - Improvements in pistons for internal combustion engines : en
  • USD114951S - Design fob an oil burner : en
  • FR841487A - Preparation of ethers-salts of carboxylic acids : en fr
  • FR841763A - Electric wave amplifying devices : en fr
  • US2159224A - Convertible internal combustion liquid fuel motor or engine : en
  • USD114939S - Design for a dress : en
  • AT156164B - Process for the preparation of haloalkyl or haloaralkylamines. : de en
  • US2159238A - Phase modulation : en
  • US2159890A - Battery case for automobiles : en
  • US2159950A - Fluffing machine : en
  • FR841480A - Installation of rectifiers : en fr
  • GB506376A - Improvements in or relating to pumps : en
  • DE676051C - Compressed air switch control for motor compressors, especially on railcars : de en
  • DK56199C - Soap foam device. : da en
  • FR841772A - Improvements to negative feedback amplifiers : en fr
  • US2159756A - Coupling member : en
  • DE675949C - Brassiere : de en
  • FR841532A - Improvements made to road vehicles made up of a tractor-trailer assembly, in particular those for which the trailer is supported on the tractor : en fr
  • US2159760A - Tree holder : en
  • FR841710A - Process for making reflective mirrors : en fr
  • US2159231A - Producing nickel alloy articles : en
  • US2159647A - Diversity transmission : en
  • USD114914S - Design for a phonograph cabinet : en
  • AU107387B2 - Improvements in or relating to electron discharge devices employing evacuated envelopes with seal arrangements ofthe re-entrant type : en
  • US2159019A - Brick wall construction : en
  • US2159049A - Can aligning means : en
  • US2159035A - Method and means for use in fitting clothing : en
  • US2159232A - Pressure fluid motor : en
  • GB506218A - Improvements in electric switches having resiliently mounted contacts : en
  • FR841778A - Perforated mesh underarms for clothes : en fr
  • GB506024A - Improvements in electric condensers : en
  • FR841773A - Internal combustion engine with injection, in particular for light fuel with spark timing ignition : en fr
  • GB506047A - Improvements in or relating to the charging of the cylinders of internal combustion engines : en
  • US2159776A - Clamp : en
  • US2159738A - Locomotive tender : en
  • US2159814A - Magnetic traction booster : en
  • DE676192C - Extraction of clay from artificial or natural alkali aluminum silicates : de en
  • FR841628A - Vehicle perfected for the transport of household waste and all other materials liable to give off dust : en fr
  • FR841685A - Improvements to meters for liquids : en fr
  • US2159408A - Coat : en
  • US2159264A - Bias woven fabric : en
  • USD114975S - Design for a coat : en
  • US2159818A - Oscillator : en
  • US2159386A - Guide : en
  • CA381552A - Fish preparing means for filleting : en fr
  • USD114944S - Design fob a dress : en
  • US2159544A - Rotary engine : en
  • USD114945S - Dress ensemble : en
  • GB506319A - Automatic jack device for automobiles : en
  • USD114902S - Design tor a scaffoijd end frame : en
  • IE15410L - Extraction of sterols : en
  • DE676067C - Self-indicating alarm gun : de en
  • DE676081C - Advertising device with screw-like bands which can be rotated about its longitudinal axis, undivided or composed of individual links : de en
  • DK56195C - Device for electric irons. : da en
  • GB506286A - Improvements in or relating to brush making machines : en
  • GB506368A - The manufacture of resinous condensation products : en
  • DE676195C - Process for the preparation of tetraalkyl lead compounds from a reaction mixture containing such compounds : de en
  • DE676113C - Process for the production of polynuclear, cyclic compounds : de en
  • FR841793A - Oil cooling device for machines : en fr
  • US2159073A - Molding machine and mold for the centrifugal casting of annular bodies : en
  • US2159727A - Recording mechanism for vehicles : en
  • GB506139A - Improvements in and relating to boiler furnaces : en
  • GB506204A - Improvements in and relating to blocks, tiles, bricks and like toy building units : en
  • FI18501A - Apparat for the use of these devices : en fi
  • GB506200A - A motor car engine starter : en
  • GB506399A - Improvements in or relating to perforating apparatus or machines : en
  • US2159026A - Tag fastener : en
  • US2159457A - Draft gear : en
  • US2159821A - Friction type brake lever : en
  • FR841708A - Control device for teleprinter : en fr
  • GB506166A - Improvements relating to inflatable balls : en
  • GB506388A - Improvements in or relating to forced flow boilers : en
  • DE676054C - Television transmission method for colored pictures : de en
  • GB506012A - Heating devices for automobiles : en
  • GB506172A - Improvements in and relating to the manufacture of photomechanical process printing blocks : en
  • GB506113A - Improvements in or relating to radio-receiving apparatus : en
  • GB506393A - Manufacture of resinous condensation products : en
  • US2159174A - Game and apparatus therefor : en
  • FR841584A - Method of mounting axles with independent wheels : en fr
  • GB506382A - Improvements in volume measuring apparatus for liquids : en
  • FR841549A - Absorption device for gas masks : en fr
  • GB506345A - Improvements in and relating to dart-boards : en
  • DE656886C - Collector with metallic reinforcement rings : de en
  • DE676197C - Process for the manufacture of nitrogen- and sulfur-containing products from alkyleneimines and carbon disulfide : de en
  • FR841619A - Welding machine improvements : en fr
  • US2159352A - Hydraulic conveyer : en
  • US2159678A - Preparation of an enzymic material : en
  • GB506421A - Improvements in electro-dynamic loud-speakers : en
  • US2159703A - Rate of climb indicator : en
  • USD114962S - Design for a suitcase ob the like : en
  • US2159391A - Process for polishing of spinnerettes : en
  • US2159154A - Cable tapping device : en
  • US2159132A - Apparatus for feeding cigarettes and other articles of similar shape : en
  • US2159447A - Printing method and apparatus : en
  • FR841715A - Improvements to dispenser packaging : en fr
  • GB506185A - Improvements in or relating to stays adapted to be interposed between pans : en
  • US2159528A - Catalytic oxidation of nitrosyl chloride and nitric oxide : en
  • DE675984C - Automatic gear change transmission, especially for motor vehicles : de en
  • FR841660A - Removable support keel for cycles and motorcycles : en fr
  • DE675831C - Circuit arrangement for suppressing high-frequency interference in high-voltage feed lines of radio receivers or sources of interference : de en
  • AU534037A - Elimination of signal weakening in television transmitters : en
  • US2159226A - Electric storage battery plate and a method of treating such plate : en
  • US2159399A - Stabilization of cellulose ethers : en
  • US2159908A - Method of producing stable solutions of sulphur in mineral and other oils : en
  • US2159952A - Foundry sand : en
  • USD114929S - Design for a table cover or similar : en
  • US2159449A - Teat element for milking machines : en
  • USRE21094E - Process and apparatus for the pro : en
  • AU388538A - Improvements in radiators forthe water-cooling systems of internal combustion engines : en
  • DE675978C - Paper container and process for its manufacture : de en
  • FR841471A - Hydraulic shock absorber : en fr
  • US2159566A - Apparatus for distilling liquids : en
  • US2159909A - Disintegration of barytes ores : en
  • DE676141C - Self-seller : de en
  • GB506789A - A new or improved first aid appliance : en
  • DE675980C - Mobile device for spreading powdery substances, in particular substances for rendering chemical warfare agents harmless : de en
  • US2159107A - Stock-quotation system : en
  • US2159839A - Toy telephone with television effect : en
  • US2159256A - Portable internal combustion engine : en
  • USD114905S - Design for a pin or similar article : en
  • DE676039C - Indirectly heated glow cathode for vacuum tubes : de en
  • AT156222B - Head for magnetic sound recorders. : de en
  • US2159644A - Attachment for steering gears of motor vehicles : en
  • US2159248A - Apparatus for desiccating or drying liquids or moist substances : en
  • DE676069C - Self-indicating alarm gun : de en
  • FR841672A - Oil tank device combined with an oil cooler, especially for aircraft engines : en fr
  • US2159250A - Oil well hoist : en
  • USD114891S - Design for a transparent box : en
  • USD114904S - Design fob a coat : en
  • DK56204C - Vibration or vibration dampers, in particular for damping vibrations by piston machines. : da en
  • FR841544A - Tire casing rolling device : en fr
  • DE676191C - Process for voltage regulation and current rectification in high-voltage circuits of electrostatic precipitators : de en
  • FR841714A - Magnesium dust briquettes manufacturing process : en fr
  • GB506224A - Improvements in and relating to colour forming developers and processes of colour development : en
  • DE675929C - Device for arranging and stacking biscuits in rows and the like. : de en
  • DE676156C - Power transmission in shock absorbers and stabilizers, especially on motor vehicles, by means of flexible links : de en
  • US2159237A - Phase modulation : en
  • US2159610A - Electromagnetic control device : en
  • DE676105C - Lubricant reservoir : de en
  • FR841493A - Machine for unmolding soft candies and dispersing them on a grid : en fr
  • GB506314A - Improvements in or relating to electric heaters for liquids : en
  • FR841666A - Valve device usable in particular in heating systems by steam or similar fluids : en fr
  • USD114901S - Design for a cylinder-head puller : en
  • GB506365A - Improvements in or relating to method of preparing a solution of cellulose and method of producing rayon : en
  • GB506093A - Machine for producing concrete drain pipes : en
  • US2159465A - Selective speed transmission and coaster brake : en
  • DK56202C - Holder for Radrenserskær. : da en
  • CA381485A - Weatherstrip : en fr
  • AT156153B - Electrically heated oven. : de en
  • US2159649A - Circuit arrangement for reducing transients : en
  • DE676097C - Electric remote control system for heavy objects : de en
  • US2159166A - Lock stitch shoe sewing machine : en
  • US2159327A - Bearing : en
  • US2159817A - Toy : en
  • DE675974C - Method and device for grinding material : de en
  • DE676059C - Magnesium wire sewing material for surgical purposes : de en
  • US2159689A - Weigh bucket : en
  • AU107416B2 - Improvements in or relating tothe conversion of heavy liquid fuel into gaseous fuel for internal combustion engines : en
  • US2159405A - Speed limiting device : en
  • USD114898S - Design for a dress : en
  • US2159080A - Bracelet attachment : en
  • US2159374A - Hot top : en
  • AT156180B - Jaw crusher. : de en
  • AU356638A - Improvements in immersion heaters for electrically heated domestic utensils and other appliances : en
  • DE675960C - Process for the production of quaternary and complex high-speed steels containing tungsten, molybdenum or vanadium : de en
  • US2159217A - Controllable transfer element for multiple ampules : en
  • USD114917S - Design for a shoe : en
  • US2159640A - Deep well cementing device : en
  • AT156162B - Process for converting non-hardenable condensation products from urea, formaldehyde and hexamethylenetetramine into hardenable condensation products. : de en
  • AT156206B - Handle for stick grenades. : de en
  • AT156205B - Waste collection container. : de en
  • AT156161B - Process for the production of waxy substances. : de en
  • AU107406B2 - Improvements in or relating to electric discharge tubes and to circuit arrangements embodying such tubes : en
  • CA381539A - Railway car door mechanism : en fr
  • FR841643A - Label layout for adhesive tapes : en fr
  • CA381572A - Magnesium hydroxide : en fr
  • US2159117A - Coin and slug separating device : en
  • AT156248B - Adjustable magnetic shunt for the main current magnet of an induction meter. : de en
  • GB506293A - Improvements relating to electric switch contacts : en
  • US2159004A - Retrieving mechanism : en
  • USD114888S - Design fob a desk ornament or the : en
  • AU107428B2 - Improvements in or relating tothe tempering of glass : en
  • DE676160C - Mouthpiece for cigars : de en
  • DE676004C - Control device for the drive of motor vehicles with internal combustion engine and fluid transmission switched on between drive wheels and machine : de en
  • FR841542A - Method and device for measuring flow resistance : en fr
  • GB506378A - Improvements in and relating to liquid heaters : en
  • DE676174C - Ready-to-install plain bearing : de en
  • CA381589A - Bookbinding : en fr
  • AT156156B - Device for the heat treatment of metals. : de en
  • AT156226B - Electric alarm system. : de en
  • CA381606A - Fabric moth-proofing process : en fr
  • DE676084C - Display device with reversible angle signs : de en
  • FR841554A - Diffuser economizer for carburettors : en fr
  • FI18508A - Hopkopplingsanordning försterbågar : en fi
  • GB506260A - Dryer for the preservation of grass and other fodder crops : en
  • GB506209A - Improvements relating to exhaust mufflers : en
  • AU107399B2 - Elimination of signal weakening in television transmitters : en
  • AT156225B - Vibrating screen with counterweight. : de en
  • DE675938C - Circuit arrangement for telephone systems : de en
  • GB506377A - Improvements in passage vessels for separating pig-iron and slag : en
  • US2159326A - Clutch and brake : en
  • US2159363A - Snap fastener stul : en
  • US2159630A - Process and apparatus for making safety glass : en
  • AT156189B - Ski binding. : de en
  • FR841566A - Speed measuring device : en fr
  • FR841720A - Two-stroke internal combustion engine constructed of light metal : en fr
  • GB506174A - Improvements in dynamo-electric machines : en
  • US2159357A - Detachable supporting means : en
  • GB506141A - Improvements in the stereophonic recording and reproduction of sound vibrations : en
  • USD114927S - Design for a : en
  • US2159895A - Catch mechanism : en
  • DE676068C - Self-indicating alarm gun : de en
  • FR841498A - Manufacturing process of a stretchable card tape, spun directly without subsequent combing : en fr
  • FR841765A - Secondary electron amplifier : en fr
  • GB506096A - Improvements in or relating to circuits for modulating high frequency oscillations : en
  • GB506300A - Improved process for the emulsification of tars and like substances : en
  • GB506419A - High frequency apparatus for electron tube circuits : en
  • GB506063A - Improvements in or relating to aerial systems and circuits for use with such systems for wireless reception : en
  • GB506415A - Improvements in or relating to sound recording method and apparatus : en
  • US2159298A - Controller for circuit interrupters : en
  • US2159429A - Power transmission : en
  • DE654517C - Process for the production of an adhesive for leather : de en
  • DE676006C - Process for the production of refractory products from chrome iron stone and dead-burned crystallized magnesium oxide : de en
  • US2159794A - Electric lamp and similar devices : en
  • DK56187C - Bleaching rinse aid. : da en
  • US2159340A - Electric speedometer : en
  • US2159830A - Electric circuit breaker : en
  • US2159263A - Stabilization of polyvinyl acetal resins : en
  • US2159755A - Method and apparatus for detecting heat : en
  • US2159397A - Continuous process for converting saponifiable fats into soap and glycerin : en
  • US2159061A - Ash receiver : en
  • US2159402A - Piston : en
  • US2159612A - Portable displayer : en
  • FR841551A - Improvements to cap visors : en fr
  • AT156216B - Welding sheet. : de en
  • AU194238A - Improvements in or relating to automatic sprinkler heads : en
  • US2159506A - Anthraquinone dyestuffs capable of being chromed : en
  • US2159525A - Shoe fitter device : en
  • US2159659A - Hopper construction : en
  • DE676173C - Device for improving the sound reproduction of a sound recording : de en
  • FR841709A - Method for determining the durability of materials : en fr
  • GB506080A - Improvements in and relating to dispensing receptacles for granular or like material : en
  • FR841645A - Installation for telephone networks in which the transmission of messages by carrier frequency takes place, in particular for radio transmission installations by wire : en fr
  • GB506074A - Improvements in stabilising devices : en
  • GB506155A - Improvements in and relating to aluminium refining cells : en
  • AT156200B - Wheel tire molding machine. : de en
  • DE676016C - Process for the continuous production of citric acid soluble phosphate fertilizers : de en
  • DE676028C - Starting device using a starter spring : de en
  • FR841453A - Method of photography on film with focusing, film and apparatus for carrying out this method : en fr
  • US2159944A - Coupling arrangement for amplifiers and repeaters : en
  • GB506099A - An improved desiccator : en
  • GB506251A - Door check : en
  • FI18497A - Machine for connecting sticks to each other : en fi
  • DE675972C - Insect control : de en
  • FR841513A - Process for bleaching artificial textile fibers and resulting products : en fr
  • GB506363A - Improvements in or relating to sliding clasp fasteners : en
  • IE15326L - Jointing metal to vitreous or ceramic bodies : en
  • GB506263A - Improved method of cleaning the tubes of heat exchangers : en
  • IE15494L - Bearing for high-speed vertical spindles : en
  • GB506160A - Improvements relating to the manufacture of derivatives of aryl substituted mono-olefines : en
  • GB506502A - Improvements in or relating to tuning arrangements for superheterodyne radio receivers : en
  • FR841602A - Elastic supports of progressive increasing stiffness with the increases in the load they support : en fr
  • US2159847A - Liquid fuel burner : en
  • US2159218A - Wax : en
  • US2159305A - Keyhole cover : en
  • US2159379A - Radio antenna : en
  • US2159541A - Blowout preventer : en
  • FR841630A - Switch enhancements : en fr
  • AU193538A - Improvements in or relating to rectifier circuit arrangements : en
  • DE676011C - Process for the production of ascorbic acid : de en
  • GB506111A - Improvements relating to automatic or semi-automatic pilots for aircraft : en
  • FR841481A - Absorption refrigerator : en fr
  • FR841783A - High pressure discharge electric lamp : en fr
  • DE676099C - Weight, distance and pressure compensation with driven upper and lower electrodes of electric spot welding machines : de en
  • US2159707A - Tip welding method : en
  • FR841759A - Force measuring device for adjusting and testing the release device of safety wrenches : en fr
  • GR8223B - AUTOMATIC SPRING MECHANISM OF LIFTING AND DOWNING THE DOOR, WINDOWS AND SIMILARS. : el en
  • AT156173B - Process for the preparation of 2-keto-1-gulonic acid. : de en
  • AT156250B - Putty-free termination. : de en
  • CA381557A - Conveyer worm : en fr
  • FR841770A - Process for producing molded polymerizate articles : en fr
  • AU315038A - Improvements in material for moulding and core making andin the use thereof : en
  • GB506389A - Improvements relating to the dressing or washing of coal and the like : en
  • DE676149C - Rust removal agent : de en
  • DE676153C - Device for cleaning sieves in the paper, cellulose, cardboard and cardboard industries : de en
  • FI18505A - Tömhållare : en fi
  • US2159020A - Modulating system : en
  • US2159368A - Electrical circuit breaker : en
  • GB506117A - Method of producing a durable internal protective layer of artificial resin on tubesor other hollow articles : en
  • GB506144A - Improvements in automatic charging and discharging apparatus for furnaces, kilns and ovens : en
  • GB506406A - Method of dressing or finishing, more particularly sizing or dubbing : en
  • CA381550A - Bast fibre processing : en fr
  • US2159007A - Composite article and method for producing same : en
  • US2159543A - Vulcanizing machine : en
  • US2159675A - Paper for nitration : en
  • DE676137C - Device for sealing the sintering belt of sintering devices : de en
  • US2159343A - Gauging apparatus : en
  • DE676200C - Device for stopping the printing plates or stencils moved through address printing machines in their printing position : de en
  • US2159815A - Compressor lubricating device : en
  • US2159043A - Method of handling and working metal members : en
  • CA381478A - Clothespeg attachment : en fr
  • US2159954A - Method for prevention of seepage of water : en
  • AT156243B - Device for the rapid regulation and start-up of thermal power plants in which a gaseous working medium, preferably air, continuously describes a closed circuit under excess pressure. : de en
  • AT156185B - Nose clip for animals, e.g. B. od for weaning calves. Like. : de en
  • DK56186C - Iron. : da en
  • GB506156A - Improvements in or relating to delivery mechanism for button sewing machines : en
  • DE676013C - Process for the preparation of sulfonaethanedicarboxylic acids : de en
  • US2159082A - Apparatus for making gravity measurements : en
  • USD114980S - Design for a cap : en
  • DE676041C - Automatically controlled thread guide changing device for flat weft knitting machines : de en
  • CA381506A - Skate : en fr
  • AT156191B - Ski edge. : de en
  • US2159070A - Container and parts thereof : en
  • USD114943S - Design for a dress : en
  • CA381524A - Fluid pressure control mechanism : en fr
  • US2159003A - Manufacture of writing pens : en
  • US2159767A - Electron discharge device : en
  • US2159372A - Speed-changing adapter for motion picture cameras : en
  • GB506087A - Improvements in and relating to cooker structures : en
  • GB506140A - Improvements in and relating to steam turbine plants : en
  • AT156201B - Process for the production of cup-shaped bottle caps from metal foil. : de en
  • CA381523A - Air-conditioning system : en fr
  • US2159673A - Store front construction : en
  • US2159796A - Quartz piezoelectric element : en
  • CA381491A - Foot arch supporting sole : en fr
  • US2159261A - Method of removing a phosphate coating from a surface : en
  • US2159516A - Ventilator mechanism : en
  • US2159012A - Process for acetylating cellulose acetate textile materials : en
  • USD114978S - Design fob a textile fabric ob sim : en
  • CA381566A - Non-tarnish alloy : en fr
  • US2159145A - Cross head for mops : en
  • US2159826A - Electric capacitor : en
  • FR841469A - Improvements in the assembly of bicycle pedals : en fr
  • CA381495A - Resilient coupling : en fr
  • AT156195B - Suspension for the car body of motor vehicles and other vehicles. : de en
  • FR841648A - Frequency changers : en fr
  • US2159835A - Package and process for making the same : en
  • US2159122A - Golf ball holder : en
  • US2159894A - Sprayer : en
  • US2159902A - Protective railing for boat hatches : en
  • US2159136A - Joint for sheet metal roofing : en
  • US2159382A - Angularity adjusting means for feathering rotors and the like : en
  • USD114959S - Design fob a dress : en
  • FR841746A - Method of making a gasket : en fr
  • US2159252A - Multiple needle sewing machine : en
  • US2159280A - Sound image on multilayer film : en
  • US2159620A - Lens grinding and polishing machine : en
  • US2159215A - Coin controlled apparatus : en
  • US2159284A - Domestic heating and hot water supply system : en
  • US2159464A - Automobile headlight : en
  • US2159321A - Fertilizing device : en
  • US2159549A - Sifter : en
  • US2159275A - Liquid level indicator : en
  • DE676088C - Process for the production of in-situ concrete piles, foundation pillars or the like. : de en
  • DK56189C - Steam Generator and Procedure for its Operation. : da en
  • FR841499A - Process for simultaneously drying gases and liquids : en fr
  • GR8224B - NAVY BAG CLOCK. : el en
  • GB506374A - Improvements relating to variable-pitch airscrews : en
  • FR841479A - Process for the manufacture of contacts made of a resistant support and one or more catalytic materials : en fr
  • GB506100A - Improvements relating to spraying appliances : en
  • AU193438A - Improvements in or relating to electron discharge devices employing evacuated envelopes with seal arrangements ofthe re-entrant type : en
  • DE676040C - Process for the production of colloidal graphite suspensions for lubricants : de en
  • GB506019A - Improvements in or relating to lamps for use in mines and other places : en
  • GB506212A - Improvements in or relating to the connection of metal tubes or pipes : en
  • GB506282A - Improvements in or relating to colorimetric apparatus : en
  • US2159652A - Fertilizer and seed planter : en
  • US2159802A - Tuning indicator circuit : en
  • US2159872A - Lipstick device : en
  • DE676007C - Master clock with an automatic readjustment of the slave clocks : de en
  • CA381536A - Frosting by scarring : en fr
  • FR841573A - Filter screens for spout containers and the like : en fr
  • DE676111C - Ring-shaped pit or tunnel lining of any cross-section made of rolled profile iron : de en
  • FR841636A - Device for indicating and adjusting the density of heavy liquids : en fr
  • GB506219A - Method and apparatus for measuring the intensity of light rays : en
  • FR841723A - Gain control circuits : en fr
  • US2159480A - Oven furnace : en
  • US2159505A - Electric organ : en
  • US2159907A - Portable refrigerating unit : en
  • GB506341A - Improvements in rotary vacuum pumps : en
  • DE676024C - Door furniture, especially a cupboard or desk : de en
  • US2159152A - Method of making moistureproof material : en
  • GB506066A - Improvements relating to automatic or semi-automatic pilots for aircraft : en
  • GB506082A - Improvements in or relating to wireless receiving apparatus : en
  • GB506193A - Improvements in or relating to plug and socket couplings : en
  • GB506125A - Improvements in methods of preparing polymeric amides : en
  • GB506083A - An improved process for producing a product for improving pelts, furs, hairs and textiles of all kind : en
  • FR841745A - Bifocal lenses : en fr
  • GB506088A - Improvements in or relating to governor valves for fluid pressure storage devices : en
  • FR841769A - Improvements to liquid meters : en fr
  • FR841466A - Speed indicator : en fr
  • FR841610A - Run-resistant stockings and its manufacturing process : en fr
  • GB506048A - Improvements in or relating to magnetron discharge tube arrangements : en
  • GB506298A - Improvements in or relating to motor vehicles with the motor mounted in the driving wheel : en
  • FR841798A - Process for the production of sawtooth oscillations : en fr
  • DE676143C - Cigar and cigarette holder with an inhalant chamber : de en
  • GB506128A - Gain control of valve amplifying systems : en
  • GB506275A - Manufacture of artificial silk : en
  • FR841650A - Safety lock for doors and the like : en fr
  • GB506373A - Improvements in and relating to flower bowls or vases and devices for supporting cut flowers in bowls and vases : en
  • GB506084A - Improvements in and relating to tea-pots and the like : en
  • GB506223A - Improvements in and relating to sheet feeding apparatus : en
  • DE675991C - Milk extractor : de en
  • GB506287A - Improvements in and relating to electric discharge tubes : en
  • DK56210C - Device by bicycle wheel hub. : da en
  • GB506416A - Ventilated sole : en
  • GB506018A - Improvements in or relating to furnaces burning solid fuel : en
  • GB506205A - Improvements in the manufacture of golf balls : en
  • US2159417A - Refrigeration apparatus : en
  • FR841730A - Method for neutralizing the aerodynamic thrust exerted on the surface of weapons on board aircraft, and device for implementing this method : en fr
  • DE675926C - Fluid shock absorbers for motorcycle forks : de en
  • GB506732A - Improvement in the suppression of radio interference from portable domestic appliances : en
  • GB506724A - Improvements in or relating to the tempering of glass : en
  • FR841693A - Electric switch with constant input resistance, composed of several partial filters with multiple elements : en fr
  • GB506299A - Improvements in bearing metals : en
  • GB506119A - Sliding clasp fastener : en
  • GB506179A - Improved means for preventing the formation of ice on aircraft : en
  • US2159724A - Stainless steel : en
  • US2159011A - Production of yarns, fabrics, etc., having a basis of organic derivatives of cellulose : en
  • FR841748A - Improvements to repeater station installations : en fr
  • US2159550A - Insecticidal repellant : en
  • USD114961S - Design for a heating stove : en
  • US2159271A - Washing machine agitator : en
  • US2159300A - Insulating structural board : en
  • FR841536A - Improvements in processes for coating surfaces using lacquers based on cellulose derivatives : en fr
  • US2159834A - Phonograph : en
  • US2159387A - Locking slider for slide fasteners : en
  • US2159864A - Manufacture of copper acetoarsenite or schweinfurt green : en
  • FR841705A - Automatic Weft Feeding Looms : en fr
  • GB506247A - Improvements in liquid level indicators : en
  • FR841613A - Adjustable fixing device for printing frame : en fr
  • FR841638A - Zipper closure mounted on beaded ribbons : en fr
  • US2159023A - Well cleaning device : en
  • US2159798A - Pocket knife : en
  • GB506104A - Improvements in or relating to the production of oxidation products of hydrocarbons of high molecular weight : en
  • GB506229A - Improvements in or relating to steel welding rods : en
  • GB506092A - Improvements in the manufacture and production of glycerides suitable as edible oils and fats : en
  • CA381484A - Engine rotary valve seal : en fr
  • US2159120A - Electrical apparatus : en
  • GB506409A - Improved process for manufacturing a material and articles having a porous or cellular texture, namely building materials and like agglomerates : en
  • CA381507A - Hydroplane : en fr
  • GB506272A - Improvements in and relating to the manufacture of fibroid materials composed of asbestos fibre and cement : en
  • FR841726A - Process for improving the properties of plant, animal or artificial fibrous substances : en fr
  • US2159439A - Bookbinding machinery : en
  • DE675962C - Fixed counter-switch piece for contact blades consisting of several individually spring-loaded contact fingers : de en
  • DE676155C - Injector with automatic slack valve closure : de en
  • US2159204A - Lock stitch sewing machine : en
  • US2159512A - Battery terminal connector : en
  • US2159286A - Reduction furnace : en
  • GB506403A - Method of manufacturing low phosphorus steel : en
  • FR841653A - Improvements in the manufacture of adhesive compositions containing rubber and the like : en fr
  • FR841689A - Improvements to centrifugal pumps : en fr
  • FR841519A - Process for preparing saturated or unsaturated alcohols of the cyclopentanopolyhydrophenanthrene series or their derivatives : en fr
  • US2159507A - Isomerization of alkylene oxides : en
  • US2159795A - Fishing rod : en
  • IE15396L - Manufacture of yeast etc. : en
  • FR841516A - Control device for compressed fluid brakes : en fr
  • FR841531A - Improvements to the abacuses : en fr
  • FR841683A - Means for the treatment, in the vapor phase, of hydrocarbons, and other similar applications : en fr
  • US2159496A - Signaling system : en
  • FR841699A - Extendable curtain rod : en fr
  • GB506070A - Improvements in or relating to the manufacture of artificial fibres : en
  • US2159517A - Combined bench and blackboard : en
  • GB506356A - Improvements in and relating to frictional motion-controlling mechanism : en
  • FR841795A - Automatic lubricator : en fr
  • FR841520A - New steel construction process applicable to all types of buildings : en fr
  • GB506352A - Improvements in or relating to gyroscopic stabilizing devices : en
  • US2159376A - Making of low viscosity cellulose ethers : en
  • US2159361A - Electric furnace : en
  • US2159033A - Fluid mixing valve : en
  • FR841618A - Heat exchange process, and construction devices : en fr
  • GB506337A - Sulphonated products and process of preparation : en
  • US2159223A - Extension key chain : en
  • US2159442A - Power transmission : en
  • US2159038A - Photographic emulsion : en
  • US2159471A - Duplicator : en
  • DE675931C - Riser box for interchangeable looms : de en
  • DE676118C - Method and device for producing block ice : de en
  • GB506149A - Improvements in or relating to automatic cut off devices for use in fluid supply systems : en
  • FR841583A - Improvements in relays : en fr
  • US2159736A - Electric lamp and method of making the same : en
  • DE676031C - Process for the production of black and white or color images : de en
  • CA381555A - Inhibitor : en fr
  • US2159197A - Diesel engine : en
  • US2159279A - Container for bakery products : en
  • US2159499A - Water-distributing system for concrete mixers : en
  • USD114950S - Design fob an instrument cabinet : en
  • AU107402B2 - Improvements in or relating to agitators for washing machines andthe like : en
  • CA381568A - Radio direction finder : en fr
  • CA381527A - Jordan shell lining : en fr
  • US2159740A - Variable speed transmission : en
  • US2159063A - Radiator testing and repair apparatus : en
  • US2159921A - Suppokt for loose leaf binders : en
  • USD114932S - Design for a table cover or similar : en
  • AU107404B2 - Improvements in the treatment of seeds for improving germination or promoting growth : en
  • US2159124A - Alloy : en
  • US2159477A - Automobile radiator inlet valve : en
  • US2159426A - Power transmission : en
  • US2159468A - Oil temperature regulating device : en
  • US2159599A - Automobile radiator cooling apparatus : en
  • US2159845A - Fuel cock assembly : en
  • DE676126C - Stage signal box with built-in potentiometers : de en
  • GB506151A - Improvements in methods of cutting blanks from plastic strip material : en
  • US2159916A - Process for electric flash percussive welding : en
  • US2159018A - Smoking device : en
  • US2159713A - Sewing machine attachment for fixing a permanent crease in garments : en
  • US2159860A - Welding equipment : en
  • FR841776A - Method and machines for making an inscription or a mark on a strip of paper : en fr
  • US2159365A - Plate basket for collective dishwashing : en
  • US2159648A - Transmission modifying network : en
  • US2159854A - Corrosion-resistant battery terminal : en
  • DK56205C - Procedure for keeping fish or meat fresh. : da en
  • GB506396A - Improvements in and relating to fluid flowmeters : en
  • US2159669A - Ground-working implement : en
  • DE675874C - Device for controlling the starter motor of an internal combustion engine : de en
  • DE675930C - Lifting device for floor hoods of centrifugal machines : de en
  • US2159459A - Extractor for tightly packaged articles : en
  • US2159437A - Dental flask : en
  • US2159138A - Car truck : en
  • US2159730A - Meat-scoring machine : en
  • US2159769A - Lighter : en
  • US2159139A - Electric plug : en
  • US2159762A - Preparing and premolding heel and quarter portions of boots and shoes : en
  • GB506340A - Improvements in or relating to machines suitable for forming a crease in a workpiece of sheet material : en
  • DE1465776U - : de en
  • GB506264A - Improvements in mechanism for controlling the changing of the numbers in rotary number boxes on number printing machines : en
  • CA381477A - Boat safety device : en fr
  • CA381565A - Alloy : en fr
  • US2159786A - Support : en
  • US2159929A - Thread protector : en
  • US2159428A - Driving mechanism : en
  • US2159456A - Automatic sheet feeding device : en
  • US2159658A - Control system : en
  • DE676066C - Ear tag for animal identification : de en
  • FR841737A - Circular knitting machine : en fr
  • GB506091A - Improvements in methods and apparatus for capsuling bottles : en
  • DE676189C - Device for removing the filter cake from rotary cell filters : de en
  • GB506094A - Mercury switches and relays : en
  • DE676064C - Running-in process for internal combustion engines : de en
  • DE676112C - Process for the production of flexible metal hoses or pipes : de en
  • GB506331A - Improvements in colour photography : en
  • US2159092A - Hydraulic drill column : en
  • US2159450A - Frozen cream machine : en
  • AU316338A - Improvements in or relating tothe bleaching of textiles : en
  • US2159880A - Method of making a vehicle wheel : en
  • US2159934A - Vanity case : en
  • US2159101A - Telephone system : en
  • DE675988C - Device for securing motor vehicles against theft : de en
  • US2159294A - Carburetor : en
  • US2159337A - Roll bearing : en
  • US2159440A - Sectional furnace : en
  • US2159867A - Floating plow : en
  • AU555438A - Improvements in or relating to insecticidal and fungicidal compositions : en
  • US2159228A - Folding furniture : en
  • US2159514A - Starter for engines : en
  • US2159584A - Fixing electric motors to a vehicle truck : en
  • US2159024A - Air conditioning apparatus : en
  • US2159790A - Frequency analyzer : en
  • US2159842A - Method of fabricating detachable drill bits : en
  • FR841597A - Flute : en fr
  • GB506165A - Improvements in sources of light comprising an electric discharge device and luminescent material adapted to be excited by the discharge therein : en
  • DE675961C - Receiver with automatic bandwidth regulation through regulated feedback or negative feedback : de en
  • US2158994A - Reel construction : en
  • US2159078A - Safety device for automotive vehicles : en
  • US2159129A - Valve and mixing device : en
  • AT156249B - Connection clamp or clamp. : de en
  • US2159692A - Siphonage preventer for plumbing systems : en
  • AT156242B - Fluid transmission. : de en
  • US2159336A - Lapping machine : en
  • USD114969S - Design for a clock case or similar : en
  • US2159192A - Garbage can liner : en
  • US2159320A - Car loading device : en
  • DE675993C - Current recovery circuit with external excitation by exciter, especially for tram-type electric vehicles : de en
  • FR841677A - Improvements to machines for cutting rods, or other articles, with a punch : en fr
  • AT156220B - Device for connecting articles of clothing. : de en
  • AT156155B - Process for the production of a tanning agent. : de en
  • US2159948A - Fiber can body : en
  • DE676090C - Bearing and drive arrangement for freely hanging scraper shafts rotated by a stationary drive in settling containers : de en
  • AU503438A - Improvements in cathode ray tubes having fluorecent screens : en
  • DE675942C - Polygon rotating grate for gas generator : de en
  • DE676186C - Enrichment of the protein content of distillery liquor : de en
  • US2159881A - Wheel cover : en
  • DE676100C - Central heating section boiler for burning lump coal : de en
  • US2159657A - Magnetic drive for lehr rolls : en
  • US2159859A - Link or strut : en
  • AU193338A - Improvements in or relating to high frequency selective electrical circuit arrangements : en
  • CA381553A - Motor vehicle : en fr
  • CA381479A - Recuperative furnace pit : en fr
  • DE1465528U - : de en
  • DE676003C - Film cassette : de en
  • DE676027C - Filler for pesticides : de en
  • AT156197B - Chain tensioning device for multi-speed chain transmissions, in particular for bicycles. : de en
  • US2159706A - Lasting machine : en
  • AT156224B - Threading device for needles. : de en
  • GB506232A - Means for the manufacture of hollow bodies by casting : en
  • US2159039A - Indicating fuse cut-out : en
  • US2159296A - Top member for self-contained wall structures : en
  • US2159389A - Electric speedometer : en
  • US2159503A - Switching mechanism : en
  • US2159843A - Process of making sodium aluminate : en
  • US2159311A - Walnut tree shaker : en
  • DK56208C - Drive mechanism for Motor vehicles with Swivel frame and pivoting Half axles. : da en
  • FI18504A - Packaging for the production of agricultural products, goods and products of the same type and quality as the packaging : en fi
  • FR841595A - Folding shower cubicle : en fr
  • FR841659A - Small orientable milling machine for garden machinery : en fr
  • GB506332A - Improvements in the electrodeposition of nickel : en
  • FR841535A - Process for the manufacture of lead-methyl and ethyl compounds : en fr
  • FR841565A - Apparatus for the hydrogenation of carbonaceous materials under high pressures : en fr
  • FR841627A - Advanced vehicle : en fr
  • FR841792A - Improvements made to lifting surfaces for aerodynes : en fr
  • US2159722A - Stitching machine : en
  • US2159885A - Jasper f : en
  • AU107421B2 - Improvements in or relating to high frequency selective electrical circuit arrangements : en
  • US2159196A - Metal plate filter : en
  • US2159601A - Refrigerator shelf : en
  • DE675555C - Process for the production of water-insoluble azo dyes : de en
  • US2159728A - Utensil handle : en
  • CA381518A - Pump : en fr
  • CA381582A - Olefine manufacture : en fr
  • CA381605A - Sulphonic acid production : en fr
  • US2159328A - Indicating apparatus : en
  • AT156213B - Method and device for melting hard-to-melt minerals using a rotary kiln system. : de en
  • AT156233B - Electron multiplier. : de en
  • DE676034C - Driving device for motor vehicles : de en
  • FR841750A - DC and low frequency amplifiers : en fr
  • US2159247A - Base for machine tools and the like : en
  • US2159836A - Automatic phonograph : en
  • CA381511A - Anti skid device : en fr
  • US2159579A - Golf club or the like : en
  • CA381551A - Paper and cardboard surface treatment : en fr
  • CA381543A - Molten glass feeding apparatus : en fr
  • US2159051A - Sand blasting apparatus : en
  • FR841550A - Sieve with hardened work surface : en fr
  • GB506250A - Improvements relating to guide-roller units for rope- or cable-like lines : en
  • US2159081A - Telephone system : en
  • US2159205A - Cement mixer : en
  • CA381493A - Awning shutter : en fr
  • US2159303A - Multistage evaporator : en
  • GB506357A - Improvements in or relating to the construction of floors and walls of buildings, and retaining walls : en
  • US2159663A - Grain screen for feeders : en
  • AT156238B - Device to prevent overloading of X-ray tubes. : de en
  • US2159325A - Method of rendering sheet metal and sheet metal articles readily severable : en
  • US2159887A - Display box : en
  • AU107418B2 - Improvements in hay sweep attachments to motor vehicles and the like : en
  • US2159619A - Fruit and other product washing machine : en
  • US2159177A - Fuel injection pump for internal combustion engines : en
  • US2159347A - Tamping means : en
  • US2159664A - Thresher : en
  • US2159141A - Electric rifle range : en
  • US2159533A - Recording system : en
  • US2159875A - Method of producing wash-fast sized fabrics resistant to shrinkage : en
  • US2159896A - Articulated mechanism for the transmission of movement : en
  • CA381533A - Tubular electric lamp : en fr
  • US2159578A - Combination deep fat frying kettle : en
  • CA381499A - Sintered hard alloy : en fr
  • US2159053A - Insulating bat : en
  • AT156166B - Process for the production of resinous condensation products. : de en
  • US2159591A - Fishing lure : en
  • USD114968S - Design fob a handbag : en
  • USD114948S - Design for a hamper or similar : en
  • US2159470A - Operating mechanism for vehicle dumping bodies : en
  • GB506347A - Improvements in or relating to electron discharge devices : en
  • US2159008A - Saturated polycarboxylic acid es : en
  • US2159185A - Tube joint tool : en
  • US2159840A - Detachable drill bit shank slotting device : en
  • GB506011A - Improvements in vessels for use in the melting of butter, lard and other fats : en
  • GB506015A - Improvements in or relating to moving contact electric current converters : en
  • US2159427A - Power transmission : en
  • USD114974S - Design for a dress : en
  • GB506006A - A control device for change-speed gearing, particularly for motor-vehicles : en
  • DE676050C - Process for the preparation of 3-oxy-4-carbaminobenzene-1-arsic acid : de en
  • AT156158B - Multilayer, light-sensitive, color photographic structure for the production of multicolor images. : de en
  • US2159922A - Centralized traffic controlling system for railroads : en
  • US2159759A - Apparatus for recovering anhydrous sodium sulphate and the like : en
  • US2159801A - Pneumatic horn : en
  • US2159538A - Gauge for sewing machines : en
  • US2159542A - Azo dyestuffs : en
  • AU245538A - Tuning system : en
  • DE675981C - Retractable flap for aircraft : de en
  • US2159515A - Railway traffic controlling apparatus : en
  • US2159646A - Antenna : en
  • US2159784A - Apparatus for use in forming pittsburgh joints : en
  • CA381559A - Phosphate rock recovery : en fr
  • US2159553A - Hydraulic pump or motor : en
  • US2159718A - Bait receptacle : en
  • US2159871A - Lamp structure : en
  • US2159557A - Steam boiler : en
  • US2159582A - Brake beam safety support : en
  • DE676037C - Monitoring device for teleprinter systems : de en
  • US2159235A - Torsional vibration suppressor : en
  • CA381538A - Container closure : en fr
  • US2159917A - Reminder device : en
  • US2159230A - Fish lure : en
  • US2159108A - Cellulosic material and process for preparing same : en
  • US2159596A - Frequency conversion circuits : en
  • AU222638A - Improvements in hay feeders for sheep andother livestock : en
  • CA381525A - Brake mechanism : en fr
  • CA381570A - Electric switch : en fr
  • US2159585A - Compounds of copper, arsenic, and a sulphmonocarboxylic acid and process of making them : en
  • US2159807A - Sealing material for vacuum vessels : en
  • US2159353A - Waist construction for trousers : en
  • CA381563A - Rubber processing : en fr
  • CA381591A - Asbestos felt : en fr
  • CA381490A - Engine lubricating device : en fr
  • US2159015A - Manufacture of artificial materials : en
  • US2159062A - Ash receiving container : en
  • US2159085A - Time or time-control switch : en
  • US2159394A - Variable equivalent focal length lens : en
  • US2159530A - Combination door : en
  • US2159069A - Cabinet : en
  • US2159487A - Vibration-damping material : en
  • US2159937A - Electrical device : en
  • US2159768A - High power factor induction motor : en
  • USD114957S - Design for a dispenser for elastic : en
  • US2159848A - Method and means for securing heavy bodies during shipment : en
  • USD114903S - Design fob a chair seat : en
  • CA381571A - Cable clamp : en fr
  • US2159482A - System of locating aircraft at night : en
  • US2159513A - Control device : en
  • US2159666A - Knock-down closure structure for windows and doors : en
  • US2159131A - Hair curling : en
  • AU107386B2 - Improvements in or relating to cathode ray television transmitting tubes : en
  • US2159137A - Hydraulic clutch : en
  • US2159778A - Inertia operated control device : en
  • AT156209B - Machine gun carriage with rifle carrier swinging back in a parallelogram guide. : de en
  • US2159531A - Liquid content indicator : en
  • US2159889A - Mounting for fire extinguishers : en
  • US2159134A - Wall : en
  • CA381595A - Flash light : en fr
  • CA381548A - Propeller blade pitch mechanism : en fr
  • CA381596A - Brake control system : en fr
  • AU512938A - Improvements in hay sweep attachments to motor vehicles and the like : en
  • AT156190B - Circular loom. : de en
  • AT156169B - Process and device for the production of foams from aqueous rubber dispersions. : de en
  • AU453338A - Apparatus for loading bagged materials : en
  • FR841603A - Adjustable tuning circuit : en fr
  • IE15493L - Mowing machines : en
  • US2159613A - Adhesive : en
  • CA381526A - Paper making apparatus : en fr
  • GB506121A - Improvements in and relating to radial cylinder internal combustion engines : en
  • AU107419B2 - Improvements in or relating to insecticidal and fungicidal compositions : en
  • AU107397B2 - An improved method and means of making reversible the direction of rotation ofthe rollers utilized ona saw bench : en
  • US2159355A - Gasket and binding therefor : en
  • AU107394B2 - Improvements in or relating to machines for cutting grass : en
  • GB506304A - Disinfectant container for dust bins : en
  • US2159569A - delta 4, 5-unsaturated androstene compound and process of making same : en
  • US2159822A - Automatic noise limiter circuit : en
  • DE676167C - High frequency amplifier arrangement of receivers : de en
  • AT156182B - Arrangement for keying radio beacons and test equipment for this. : de en
  • CA381481A - Fluid pressure control device : en fr
  • DK56215C - Aisle mechanism for Pendulure. : da en
  • US2159422A - Gas turbine driven blower : en
  • US2159898A - Refrigerating apparatus : en
  • US2159243A - Switch mechanism : en
  • US2159431A - Measuring cup : en
  • US2159000A - Emptying device and method : en
  • US2159287A - Device for shouldering well drill pipes : en
  • US2159302A - Decorative covering for flowerpots : en
  • US2159324A - Railway signaling system : en
  • US2159351A - Method of and means for waxing tin plate : en
  • CA381512A - Double theophylline salt : en fr
  • DE676045C - Process for the production of low-ash or ash-free coal-oil dispersions : de en
  • FR841607A - Improvements to the reproduction of sounds recorded on cinematographic films : en fr
  • FR841676A - Process for the production of beta-indene-acetic acids : en fr
  • CA381520A - Internal shoe brake : en fr
  • DE676052C - Driving direction tongue for climbing switches : de en
  • FR841790A - Process and catalyst for the oxidation of olefins : en fr
  • GB506327A - Improvements in or relating to centrifugal fans or the like : en
  • FR841454A - Improvements to operating room lighting devices : en fr
  • CA381575A - Keto-gulonic acid from sorbose : en fr
  • CA381581A - Lapping machine : en fr
  • FR841800A - Electric discharge tube : en fr
  • AT156228B - Sound boxes for string instruments. : de en
  • US2158993A - Signal transmission system : en
  • US2159318A - Mechanism for labeling bottles and other containers : en
  • US2159925A - Sales and service equipment : en
  • FR841569A - Microorganism culture apparatus : en fr
  • FR841753A - Improvements in the preparation and use of rubber vulcanization accelerators : en fr
  • USD114971S - Design for a dress : en
  • DE676199C - Manual setting ship for introducing a die line into the collector of a die setting and line casting machine : de en
  • FR841467A - Improvements to gyroscopes and gyroscopes of the <<gyrovertical>> type : en fr
  • GB506310A - Combination lock : en
  • US2159545A - Bearing : en
  • US2159862A - Barrel ring : en
  • FR841478A - Textile bleaching improvements : en fr
  • GB506201A - Improvements in the manufacture and production of coloured coatings capable of indicating temperatures : en
  • AT156193B - Electric locomotive with single axle drive and one or more driving axles. : de en
  • CA381588A - Refrigerator car floor rack : en fr
  • FR841521A - Process for the production of solid dyes and products obtained by this process : en fr
  • GB506196A - Electrical heat detector units and methods of making the same : en
  • FR841652A - Device for controlling the direct current supplied by an alternating current rectifier : en fr
  • GB506370A - Improvements in and relating to electric induction meters : en
  • FR841508A - Safety device for bathers : en fr
  • FR841668A - Window enhancements for airplanes, automobiles and other vehicles : en fr
  • GB506191A - Improvements relating to the construction of floors : en
  • GB506385A - Improvements in the manufacture of anti-halation and filter layers : en
  • GR8228B - WRINKLE BINDER. : el en
  • GB506095A - Process for the preparation of inoculation material : en
  • FR841534A - Improvements to the process for preparing alkyl lead compounds : en fr
  • FR841599A - Automatic gear shifting for automobiles and others : en fr
  • GB506081A - Improvements in or relating to multi-stage thermionic valve amplifiers : en
  • FR841571A - Electro-pneumatic lock for recording signals on board locomotives : en fr
  • GB506213A - Improved manufacture of potassium persulphate : en
  • GR8221B - METHOD AND MEANS OF AUTOMATIC CLEANING OF THE BATHROOMS. : el en
  • FR841564A - New device for the production of valuable hydrocarbons by hydrogenation under pressure : en fr
  • FR841686A - Installation of switches for electrical networks : en fr
  • CA381547A - Scouring or cleaning process for wool, etc. : en fr
  • FR841665A - Improvements to measuring devices for liquids : en fr
  • GB506114A - Improvements in sole-sewing machines : en
  • GB506414A - Improvements in or relating to cycle and like lamps : en
  • FR841575A - Projecting enlarged images, in particular images of living subjects : en fr
  • FR841691A - Improvements to pressurized fluid braking devices for railway vehicles : en fr
  • GB506351A - Improvements in or relating to liquid pressure remote control systems : en
  • GB506183A - Improvements in or relating to machines for making garlands or streamers : en
  • GB506215A - Improvements relating to rollers for endless band conveyors : en
  • US2159665A - Vitreous shingle : en
  • GB506192A - An improved wick and burner therefor : en
  • IE15211L - Vacuum brakes for motor vehicles : en
  • FR841464A - Improvements to devices for the production of smoke-forming vapors, more specifically for indicating wind direction : en fr
  • DE675939C - Electrical installation apparatus with connection bolts for panel mounting : de en
  • US2159364A - Ethers of i : en
  • USD114915S - Design for a dress : en
  • FR841663A - Improvements to inert gas absorption refrigerators : en fr
  • FR841704A - Inflatable mattress for two people : en fr
  • CA381517A - Container sealing machine : en fr
  • FR841775A - Alarm circuit for powerline transmission systems : en fr
  • DE676107C - Process for the production of pudding starch : de en
  • DK56200C - Device at Cash registers. : da en
  • FR841558A - Cooling air supply for jacketed cylinders of combustion engines : en fr
  • GB506246A - Improvements in or relating to screw propellers : en
  • US2159570A - Air conditioning system utilizing refrigeration : en
  • DE676169C - Compressed gas switch, especially for high voltages : de en
  • DE676179C - Process for covering metal foils with synthetic resin-containing nitrocellulose lacquers : de en
  • US2159629A - Distributor for pneumatically transported solid material : en
  • US2159837A - Relay : en
  • GB506301A - Process for the manufacture of acylated ethers : en
  • FR841463A - Gramophone control mechanism : en fr
  • US2159586A - Bituminized web : en
  • GB506157A - Improved device for the regulation of rotary liquid meters : en
  • CA381585A - Acid component removal from hydrocarbon solutions : en fr
  • GB506233A - Improvements in or relating to carburettors for internal combustion engines : en
  • FR841501A - Lathe chuck for drilling and facing : en fr
  • FR841719A - Improvements to vacuum tubes : en fr
  • FR841774A - Improvements to echo dampers : en fr
  • GB506072A - Improved method of applying carbon layers in television tubes : en
  • US2159097A - Manufacture of artificial materials : en
  • US2159175A - Production of motor fuels : en
  • US2159725A - Corrosion resistant steel : en
  • US2159785A - Fuel control system : en
  • FR841484A - Improvements in the use of whey and other dairy residues : en fr
  • DE666421C - Quick change chucks, especially for drilling tools : de en
  • DE1465367U - : de en
  • US2159239A - Feeder for pulverulent materials : en
  • GB506364A - Improvements in endless chains or tracks for vehicles : en
  • CA381597A - Fastening device : en fr
  • GB506079A - Improvements relating to the jointing of electric cables : en
  • GB506124A - Improved process of improving glass, glazes and enamels : en
  • US2159523A - Mop wringer : en
  • US2159765A - Electron discharge device : en
  • US2159036A - Automatic drop-test machine : en
  • DE676172C - Process for the production of technical rubber hoses : de en
  • DE675990C - Filling device for valve bags : de en
  • FR841560A - Improvements in the construction of vehicle bodies : en fr
  • AT156234B - Telegraph apparatus selector. : de en
  • CA381583A - Clay reactivation : en fr
  • GB506245A - Improvements in hair roll supports : en
  • US2159645A - Arc quencher : en
  • US2159761A - Ice cream sundae : en
  • US2159475A - Typographic composing machine : en
  • DE676074C - Method and device for degreasing semi-finished metal products, in particular pipes and rods : de en
  • FI18500A - Fjädermotor : en fi
  • GB506068A - Improvements in or relating to typewriting machines : en
  • GB506188A - An improved automatic clutch for imparting intermittent motion to the feed rollers of web printing machines : en
  • US2159511A - Carrying out catalytic reactions : en
  • US2159683A - Process for the production of photographic pictures in natural colors in accordance with the threecolor principle : en
  • GB506271A - Process for the production of silverless photographic picture and sound records : en
  • GB506131A - Improvements relating to clearing of slots in straining devices : en
  • US2159013A - Textile and other materials and process for their production : en
  • DE676178C - Process for the manufacture of container linings : de en
  • US2159257A - Apparatus for controlling the temperature of fluids : en
  • US2159592A - Refrigerator unit : en
  • US2159757A - Electrical coupling : en
  • US2159187A - Refrigerating system : en
  • GB506305A - Method of, and apparatus for, photographically producing type-copy, particularly foroffset and intaglio printing, by means of a matrix-composing machine : en
  • GB506242A - Improvements in or relating to harvesters : en
  • DK56192C - Mechanism for the straight line or approximately the straight line Leading of a Buelampes two Ball Electrodes. : da en
  • GB506198A - Improvements in or relating to cycle-lighting and similar dynamos : en
  • GB506582A - Improvements relating to the mounting of instruments on vehicles : en
  • US2159310A - Portable kiln : en
  • US2159548A - Broom and mop hanger : en
  • CA381564A - Non-tarnish alloy : en fr
  • GB506303A - A new or improved method of and apparatus for handling bricks, tiles and like articles during manufacture : en
  • DE675958C - Process for the production of condensation products : de en
  • AU189638A - Improvements in the treatment of seeds for improving germination or promoting growth : en
  • DK56211C - Wheel tires for Automobiles and other Vehicles. : da en
  • US2159700A - Process for the manufacture of unsaturated fatty acids : en
  • US2159808A - Sealing material for vacuum vessels : en
  • USD114920S - Design for an ashtray or similar : en
  • US2159701A - Suction cleaner : en
  • FR841593A - Improvement in the establishment of wood bits : en fr
  • AU107417B2 - Improvements insteel alloys : en
  • CA381532A - Viscosity compensated flow control : en fr
  • FR841608A - Capacitor refinements : en fr
  • DE676010C - Process for the production of iron yarn : de en
  • DE676182C - Process for making impermeable and consolidating soil layers and masonry : de en
  • US2159883A - Adjustable bed : en
  • US2159923A - Pocket sail : en
  • US2159927A - Neutralization of inductive interference : en
  • FR841721A - Textile bleaching improvements : en fr
  • GB506401A - Improved seat for motor vehicles : en
  • US2159425A - Curtain support : en
  • US2159729A - Beverage cooling and dispensing apparatus and method : en
  • US2159240A - Tuning indicator : en
  • US2159375A - Making low viscosity cellulose ethers : en
  • US2159573A - Fastening device : en
  • GB506731A - Improvements in accumulators : en
  • US2159377A - Making low viscosity cellulose ethers : en
  • US2159494A - Combined wall bed and dinette : en
  • US2159783A - Vehicle roof construction : en
  • US2159102A - Winding machinery for yarns, threads, ribbons, and the like : en
  • US2159634A - Package of abrasive strips : en
  • FI18511A - Impact lighter for ammunition : en fi
  • FR841539A - Locking device for the control of the cowper valves : en fr
  • GB506153A - Improvements in and relating to pneumatic reversing gear of internal combustion engines : en
  • GB506273A - Improvements relating to small synchronous electric motors : en
  • US2159403A - Adjustable door : en
  • GB506065A - An improved packet of braid or the like : en
  • GB506257A - Improved anchorages for use in securing floors to concrete bases : en
  • FR841673A - Thread and thread grinding process : en fr
  • DE671441C - Process for rolling briquettes : de en
  • FR841452A - Towing windsock for night aerial fire : en fr
  • DE675830C - High frequency coil with disc winding : de en
  • DE676038C - Device for lighting overland roads, in particular motorways, with a local lighting system that is switched on by the approaching car : de en
  • DK56194C - Electric Discharge Tube with a Secondary Emission Electrode. : da en
  • FR841620A - Improvements to automatic burners for fuel oil and heavy oils : en fr
  • FR841641A - Improvements to airplanes : en fr
  • GB506181A - A loom weft stop motion : en
  • FR841779A - Folding leg bed : en fr
  • AU142938A - Improvements in earth scraper and carrier drag scoops : en
  • USD114912S - Design for a crutch or similar : en
  • GB506349A - Manufacture of oxazine dyestuffs : en
  • US2159650A - Fire alarm : en
  • US2159824A - Discharge device : en
  • GB506277A - Improvements in or relating to electrical stress grading devices : en
  • GB506322A - Start-stop repeater system : en
  • GB506016A - Improvement in engine starter drive members : en
  • FI18493A - Anordning vid fönster med på stänger eller dylikt upprullningsbara Gardiner försteröppningarnas förtäckande : en fi
  • DE676115C - Process for the direct production of OEstradiol from hormone mixtures containing, in addition to equilenin and equilin, also OEstron : de en
  • FR841675A - Hull provided with lift planes : en fr
  • FR841718A - Indicator device for tire damage : en fr
  • GB506132A - Improvements in electric lamp bulbs : en
  • GB506392A - Improvements relating to the heating of liquids : en
  • GB506102A - Improvements in or relating to apparatus for weighing and classifying material : en
  • DE676103C - Radiation protection agents : de en
  • DE676147C - Pump for pumping liquid fuels : de en
  • GB506214A - Improvements in and relating to machines for filling jars with preserves and other similar liquid and semi-liquid substances : en
  • FR841491A - Arrangement and construction of the oil cooler for internal combustion engines cooled by compressed air : en fr
  • FR841639A - Water or other liquid meter : en fr
  • FR841700A - Improvements to electron multipliers : en fr
  • FR841716A - Apparatus for the agglomeration of solid fuels without the addition of binders : en fr
  • DE676136C - Plasticizer for high molecular weight compounds : de en
  • DE676058C - Rope tensioning device for guiding the leaves on deflashing machines : de en
  • FI18499A - Span-eller draganordning for Kätting : en fi
  • FR841506A - Aminoarylsulfones and process for their preparation : en fr
  • DK56206C - Heat exchange device. : da en
  • FR841568A - Improvements to DC arc welding installations, multiple stations : en fr
  • FR841527A - Moldable compositions based on cork and molded articles made from such compositions : en fr
  • FR841732A - Rotary shaving brush : en fr
  • IE15383L - Tying machine : en
  • FR841533A - Packaging for substances or articles which must be protected from the access of air : en fr
  • US2159313A - Process for breaking oil-in-water type petroleum emulsions : en
  • US2159777A - Variable stroke shaking screen : en
  • USD114963S - Design for a photographic birth : en
  • GB506023A - Improvements in the construction of vessels built according to the combined longitudinal and transverse system : en
  • US2159410A - Seacraft : en
  • US2159539A - Chimney connector : en
  • USD114981S - Design fob an automotive spring : en
  • FR841511A - Process for manufacturing hardenable artificial resin covers for iron pipes, etc. : en fr
  • DK56190C - Coupling device for Telephone systems with Two-part lines. : da en
  • US2159125A - Tachometer : en
  • USD114953S - Design for an electric heater : en
  • DE676021C - Dropper bottle, especially for medicine : de en
  • FR841755A - Connection device for teleprinter installations with sensor service : en fr
  • GB506288A - Improvements in or relating to photographic printing processes : en
  • GB506733A - Variable speed control of brake pressure : en
  • DE675994C - Contact for knife switch : de en
  • DE676033C - Steep screwdrivers, especially gyroplanes, with a laterally tiltable rotor : de en
  • GB506045A - Improvements in or relating to windscreens and other glass objects : en
  • GB506206A - An improved method of forming cakes of fibrous materials for building calender bowls or rollers : en
  • US2159338A - Apparatus for forming confections : en
  • US2159155A - Process for the manufacture of sodium citrate di-hydrate : en
  • US2159803A - Automatic volume control receiver : en
  • DE676165C - Device for the clarification of fibrous liquids : de en
  • GB506248A - Improvements in or relating to cream ripeners : en
  • GB506381A - Improvements in or relating to electrical condensers : en
  • FR841555A - Pruning shears whose operation is remotely controlled : en fr
  • US2159603A - Coin vending machine : en
  • US2159737A - Carton : en
  • GB506312A - Improvements in and relating to corks or stoppers and to means for extracting them from bottles : en
  • US2159244A - Hydraulic pump or motor : en
  • US2159262A - Support for pamphlets : en
  • USD114954S - Design fob a tire : en
  • US2159037A - Photographic emulsion : en
  • US2159454A - License plate fastener : en
  • US2159733A - Curtain heading tape : en
  • FR841766A - Improvements to grinding machines : en fr
  • GB506367A - Improvements in screw propellers : en
  • US2159109A - Liquid dispensing apparatus : en
  • US2159823A - Device for supporting and displaying merchandise : en
  • DE676078C - Method of making a spread : de en
  • FR841724A - Process for preparing plastic compositions from polyvinyl compounds : en fr
  • US2159452A - Faucet : en
  • DE675941C - Winding arrangement for transformers and reactors : de en
  • FR841497A - Process for destructively hydrogenating distillable solid carbonaceous materials : en fr
  • AT156186B - Electric stunning device. : de en
  • US2159184A - Concrete mixer : en
  • GB506284A - Improvements relating to the separation of intermixed metals : en
  • FR841451A - Improvements to reservoir pen holders : en fr
  • AU107403B2 - Improvements in radiators forthe water-cooling systems of internal combustion engines : en
  • AU112021B2 - Electrostatic separator for ores and other materials : en
  • DE676044C - Method and device for the directorial editing of cinematographic films : de en
  • GB506362A - Improvements in or relating to prepayment mechanisms : en
  • GB506173A - Improvements relating to the measurement of electrical resistance : en
  • FR841634A - Circuit for modifying, by means of a control voltage, the transmission properties of an electric transmission circuit : en fr
  • GB506400A - Improvements in or relating to the combustion chambers of internal combustion engines : en
  • AT156218B - Aperture for sound recording. : de en
  • US2159448A - Agricultural implement : en
  • US2159674A - Glue applying machine : en
  • US2159905A - Vending machine : en
  • USD114941S - Irving florman : en
  • US2159050A - Tall can aligning device : en
  • US2159637A - Antenna system : en
  • DE675957C - Process for the pressure hydrogenation of coal or similar solid carbonaceous substances : de en
  • US2159341A - Electrical speedometer : en
  • AT156183B - Cartless reversible plow. : de en
  • US2159130A - Ski brake : en
  • US2159537A - Electrical rectifier installation : en
  • US2159942A - Knitting machine : en
  • US2159561A - Method of and apparatus for removing scale from and sizing rods and the like : en
  • US2159721A - Guiding and backing means for automobile trailers : en
  • US2159404A - Tobacco leaf feed : en
  • AT156235B - Receiver with shrinkage control and voting indicator. : de en
  • US2159116A - Suction cleaner coupling : en
  • USD114916S - Design fob a textile fabric ob sim : en
  • US2159780A - Automatic volume control : en
  • US2159140A - Production of hydrocarbons from carbon monoxide and hydrogen : en
  • US2159443A - Paper roll holder and dispenser : en
  • US2159693A - Transfer : en
  • GB506226A - Improvements in thoracoscopes provided with an electrically heated cauter or diathermy electrode : en
  • GB506420A - Machine utilizable in particular for dyeing, washing or finishing : en
  • AU107409B2 - Improvements in or relating to air cleaning or filtering devices : en
  • US2159273A - Hunter's blind : en
  • US2159748A - Refrigerating apparatus : en
  • US2159064A - Electrical connector : en
  • US2159322A - Key check and rack : en
  • US2159588A - Process for the photomechanical manufacture of printing forms for intaglio printing : en
  • CA381496A - Unsaturated metabolic agent : en fr
  • GB506158A - Improvements in or relating to clips or sheet-retaining devices for loose-leaf binders and like purposes : en
  • GB506408A - Improved roll film cassette : en
  • US2159121A - Filter tip for cigarettes : en
  • US2159502A - Process for cracking mineral oils : en
  • US2159317A - Paper pulp consistency regulator : en
  • US2159418A - Electrical logging apparatus : en
  • US2159424A - Shaft speed indicator : en
  • CA381501A - Elastic warp goods : en fr
  • US2159233A - Portable display rack : en
  • US2159955A - Lever for use as a walking beam or the like : en
  • US2159025A - Insecticide : en
  • AT156154B - Permanent magnets made of cobalt-titanium-aluminum-iron alloys. : de en
  • AU107385B2 - Improvements in earth scraper and carrier drag scoops : en
  • US2159419A - Electrical signal operating device : en
  • US2159624A - Valve system : en
  • DE676065C - Rake with springy tines : de en
  • DE675837C - Dentifrices : de en
  • DE676094C - Train monitoring device : de en
  • CA381483A - Pressure governed control device : en fr
  • FR841796A - Device for increasing the in-depth sharpness of electron-optical systems : en fr
  • GB506227A - The manufacture of diparadiamino-diphenylsulphones : en
  • US2159563A - Card game : en
  • USD114918S - Design for a shoe : en
  • US2159398A - Stop mechanism for bar machines : en
  • US2159865A - Beat-up mechanism of looms for weaving : en
  • AT156151B - Method and device for the continuous production of fish bands. : de en
  • AT156239B - Arrangement for recording stereo images. : de en
  • US2159489A - Electric corn popper : en
  • CA381567A - Alloy : en fr
  • DE676185C - Cooker operated with vaporized liquid fuel (OEl) : de en
  • FR841546A - Pulley transmission : en fr
  • GB506238A - Improvements in smoking pipes : en
  • CA381580A - Typewriter : en fr
  • AT156168B - Reverse color. : de en
  • GB506138A - Improvements in or relating to the drying of solid materials : en
  • AU500238A - Improvements insteel alloys : en
  • AT156244B - Control for converters. : de en
  • CA381545A - Ore pulp treating apparatus : en fr
  • CA381602A - Radio apparatus : en fr
  • US2159066A - Bead making machine : en
  • USD114940S - Design for a dress ensemble : en
  • FR841674A - Device for riveting linings on the plates of knitting machines : en fr
  • US2159370A - Manufacture of nuclear alkylated anilines : en
  • DE676164C - Device for separating heavy solids from a fluid stream of fluctuating size : de en
  • US2159075A - Matrix transfer : en
  • US2159153A - Connector : en
  • US2159852A - Pressing apparatus for articles such as valve stems : en
  • US2159060A - Scissor toy : en
  • US2159242A - Pipe joint : en
  • US2159378A - Folding box : en
  • US2159856A - Mixing or dissolving apparatus, etc : en
  • CA381500A - Sponge rubber brush : en fr
  • FR841780A - Process and apparatus for preparing pure hydrogen carbides of the benzene series : en fr
  • GB506302A - Linings for ties : en
  • US2159395A - Trailer control : en
  • US2159671A - Trailer construction : en
  • CA381577A - Bonded ceramic article : en fr
  • FR841589A - Improvements to natural color photography : en fr
  • GR8225B - FIREFIGHTING FUEL OIL AND GENERALLY PURELY OIL AFTER A CENTRAL STEAM PREHEATING AND COMBUSTION SYSTEM. : el en
  • US2159943A - Shoe heel : en
  • US2159041A - Electric soldering device : en
  • US2159246A - Method of making twist bread : en
  • US2159110A - Automatic control for thermal systems having heat exchangers : en
  • USD114911S - Design fob a badge ob similar : en
  • US2159416A - Folding and pressing attachment for sewing machines : en
  • GB506379A - Improvements relating to automatic steering systems for aircraft : en
  • US2159705A - Sealing means for thermocouples : en
  • US2159005A - Rotary pump : en
  • US2159714A - Tube : en
  • AU271438A - Rubberised wax coating compound, process of manufacture thereof and containers surfaced therewith : en
  • US2159212A - Desk pad : en
  • FR841739A - Photographic document reproduction device : en fr
  • US2159698A - Stem : en
  • US2159912A - Eyelash curler : en
  • US2159209A - U-type two-cycle radial engine : en
  • US2159938A - Electric plug : en
  • US2159042A - Electrical connection for storage batteries : en
  • FR841736A - Improvements to the means for communicating impulses to an assembly, in particular with a view to balancing the kinematic coupling of an alternative machine : en fr
  • DE658128C - Process for the sulphurisation of substances with unsaturated bonds of an aliphatic character : de en
  • DE676026C - Half frame for eyeglasses : de en
  • US2159787A - Fluid pressure brake : en
  • FR841698A - Multi-articulated crankset with automatic combiner and foolproof bearings for cycles and motorcycles : en fr
  • GB506311A - Improvements in or relating to jig dyeing apparatus : en
  • GB506097A - Improvements in the joining of cinematograph and/or sound films : en
  • GB506243A - Improvements in or relating to registration number plates for vehicles : en
  • GB506268A - Improved method of providing a moulded insulating structure with an embedded conductor or conductors for use in wiring electrical apparatus and an improved panel therefor : en
  • GB506168A - Improvements in or relating to respirators : en
  • US2159811A - Pipe fitting : en
  • AU188238A - Improvements in or relating to cathode ray television transmitting tubes : en
  • AU434638A - Improvements relating to circular knitting machines : en
  • FI18512A - Brick drying system : en fi
  • FR841502A - Variable length pedal for bicycle : en fr
  • GR8226B - CEMENT IN COLLOIDS AND POWDER HYDROXIDE METALS. : el en
  • DE676049C - Process for the preparation of monourethanes of the alkylenediamines : de en
  • FR841523A - Method for fixing the base of electric incandescent lamps, discharge tubes and the like : en fr
  • US2159128A - Moistener for cigar shapers : en
  • FR841794A - Process for the manufacture of pigments containing rutile-structured titanium anhydride : en fr
  • DE676150C - Boring bar magazine for horizontal fine boring mills : de en
  • US2159315A - Latch bolt : en
  • US2159919A - Motion damping mechanism : en
  • DE676000C - Device for eliminating the composite sound recordings at the joint edge during the optical-electrical reproduction : de en
  • DE676061C - Process for zoning long wood : de en
  • US2159059A - Electric welding : en
  • US2159251A - Refrigeration method and apparatus : en
  • US2159583A - Window construction : en
  • AT156232B - Smoke detector. : de en
  • FR841494A - Machine for the production of concrete and other pipes : en fr
  • GB506171A - Improvements in or relating to rotary tool machines for performing operations upon leather, hides, skins and the like : en
  • FR841722A - Improved method and apparatus for brewing coffee : en fr
  • DE676047C - Nozzle cleaning device for steam burner : de en
  • US2159258A - Method and apparatus for digesting fibrous or cellular material : en
  • US2159208A - Method of manufacture of smokeless powder : en
  • DE675953C - Process for the production of fiber-like colors on mixtures of cellulose fibers and wool : de en
  • DE676146C - Method and device for automatic control of the supply of foam air into the fuel spray pipe of the carburetor of internal combustion engines : de en
  • DE676158C - Device for cleaning surfaces and spraying paint : de en
  • GB506008A - Improvements in electrical signalling systems : en
  • FR841509A - Attachment of spikes to canes, ski poles, scout poles, etc., with all or part of metal rod : en fr
  • US2159687A - Air brake : en
  • US2159758A - Power plant : en
  • DE676071C - Adjusting device for the ignition point of internal combustion engines operated by a rod : de en
  • US2159344A - Motor vehicle : en
  • FR841717A - : fr
  • US2159274A - Slug-casting machine : en
  • US2159432A - Retractable brush : en
  • US2159501A - Manifolding machine : en
  • US2159696A - Electric ventilator : en
  • FR841570A - Improvements to pressurized washing and disinfecting machines : en fr
  • CA381562A - Phosphate fine recovery : en fr
  • GB506130A - Improvements in or relating to devices for fabricating detachable drill bits : en
  • US2159572A - Lingerie pin : en
  • US2159876A - Electrically heated container : en
  • US2159932A - Flashlight bracket and holder : en
  • US2159951A - Filter protection : en
  • US2159476A - Film processing tank : en
  • GB506116A - Improvements in and relating to mirrors or reflectors : en
  • GB506296A - Vulcanisation of rubber : en
  • DE676008C - Feeding device for fine coal sifters : de en
  • FR841646A - Improvements in means for the representation of sets of a certain thickness, in particular of biological subjects : en fr
  • FR841751A - Feline and canine dining hall : en fr
  • FR841787A - Improvements to organic matter treatment processes by fermentation and in particular slush and household waste : en fr
  • GB506150A - Improvements in and relating to directly-heated cathodes for electric disharge devices : en
  • DE675940C - Switchgear with withdrawable circuit breakers or switchgear for single busbar systems : de en
  • US2159651A - Safety car bumper apparatus : en
  • US2159900A - Machine for fashioning annular sheet metal articles : en
  • US2159266A - Knitting machine : en
  • US2159167A - Alcoholic beverage of : en
  • US2159171A - Shaker and moisture absorbing materials therefor : en
  • AT156227B - Method for the delay-free simulation of measured variables, especially in telemetry equipment. : de en
  • CA381488A - Fuel saver : en fr
  • GB506217A - Improvements in controlling apparatus for the displaceable elements of water-gas manufacturing plant and other plant involving cyclical changes : en
  • DE676161C - Brushing device on rotary table presses : de en
  • GB506289A - Improvements in or relating to high frequency electrical signalling systems : en
  • GB506046A - Method of coating insulating materials on metal objects : en
  • DE676109C - Process for making colored photographic materials : de en
  • US2159180A - Loading machine : en
  • US2159676A - Process of producing viscose : en
  • GB506071A - Improvements in reciprocating pumps : en
  • GB506021A - Improvements in and relating to multi-tool metal working lathes : en
  • FR841744A - Arrangement for the improvement of switching in converter installations having discharge vessels, especially those in which only the initiation of the discharge is controlled : en fr
  • GB506235A - Improvements in and relating to cassettes for cinematographic cameras : en
  • DE676075C - Process for the electrolytic production of shiny nickel coatings : de en
  • GB506147A - Improvements relating to flexible insulated electric wires : en
  • GB506325A - Improved collapsible egg carton : en
  • FR841703A - Inflatable mattress : en fr
  • GB506120A - Improvements in or relating to cigarette-making machines : en
  • US2159074A - Process for varying the ph value of solutions : en
  • US2159096A - Vacuum comb : en
  • US2159677A - Chord engaging device for musical instruments : en
  • GB506642A - Improvements in or relating to elastic threads and elastic fabrics : en
  • CA381521A - Internal shoe brake : en fr
  • USD114956S - Design for a badge : en
  • AT156217B - Ironing files or staplers. : de en
  • US2159277A - Method of and apparatus for determining pupillary distance : en
  • US2159373A - Torque wrench : en
  • US2159639A - Artificial leather manufacture : en
  • AU351538A - Improvements in or relating tothe tempering of glass : en
  • FR841541A - Fluid flow meter : en fr
  • US2159029A - Web-marking mechanism : en
  • US2159906A - Automatic air coupling : en
  • CA381542A - Tile texturing apparatus : en fr
  • AU107400B2 - Improvements in or relating to the sealing of pressure gas filled or evacuated vessels : en
  • AT156165B - Process for the production of color-sensitive photographic layers. : de en
  • US2159930A - Preparation of leuco-indigo : en
  • US2159210A - Speedometer pointer : en
  • US2159510A - Method of coating copper or its alloys with tin : en
  • US2159532A - Pillar-light assembly : en
  • USD114922S - Design fob a dress : en
  • USD114925S - Design fob a table cover ob similar : en
  • AT156230B - Ticket dispenser. : de en
  • AU351438A - Apparatus for supporting glass sheets during tempering : en
  • US2159488A - Perforated membrane : en
  • US2159146A - Process for the separation of acetic anhydride : en
  • US2159653A - Power wheel : en
  • US2159945A - Foldable slicing board : en
  • US2159562A - Navigational and drafting instrument : en
  • AT156171B - Process for the preparation of ether derivatives of 3,5-diiodo-4-oxyacetophenone. : de en
  • DE676119C - Vehicle for various types of roadway, in particular also for driving on roads suitable railway wagons : de en
  • AT156221B - Sheet-shaped sound, video or audio-visual film and process for its manufacture. : de en
  • US2159957A - Envelope : en
  • GB506391A - Improvements in or relating to the treatment of solid carbonaceous materials : en
  • GB506405A - Improvements in or relating to the separation of fine particles from gases : en
  • US2159165A - Connecting rod : en
  • FR841461A - Adjustable metal thermostat : en fr
  • GB506222A - Asbestos-cement tile or sheet : en
  • GB506276A - Guides for reciprocating platens as used, for example, in hydraulic presses for the hot molding of plastic material : en
  • DE675925C - Detachable chain, especially tractor chain for vehicles : de en
  • DE676138C - Process for the production of water-resistant and dimensionally stable three-dimensional objects, in particular hats, from textiles, braids, knitted goods, knitted goods, crochet goods and the like. like : de en
  • US2159500A - Manifolding : en
  • US2159827A - Electric valve converting system : en
  • US2159285A - Form separator mechanism : en
  • US2159436A - Rotating clothes drier : en
  • US2159719A - Cleaning and polishing device : en
  • US2159301A - Crutch or supporting device : en
  • US2159554A - Road material spreading machine : en
  • USD114921S - Display package : en
  • GB506044A - Improvements in or relating to disconnectible couplings for pipes and the like : en
  • US2159306A - Stuffing box : en
  • GB506259A - Improvements in or relating to methods of and apparatus for color reproduction : en
  • US2159401A - Casing head : en
  • US2159742A - Gas pressure electric cable : en
  • US2159316A - Motor vehicle power transmission : en
  • FR841747A - Pocket instillator tube : en fr
  • GB506333A - Exhaust pipes for internal combustion engines of aircraft : en
  • GR8227B - MYOCIDON ORGAN. : el en
  • US2159643A - Method for producing cellulose esters : en
  • USRE21097E - Brooder : en
  • GB506295A - Improvements in or relating to fastening devices for casement windows and the like : en
  • US2159660A - Electric connector : en
  • GB506180A - Improvements relating to temperature-regulating apparatus : en
  • DE670444C - Ball joint : de en
  • DE676079C - Switching arrangement for photoelectrically controlled incandescent lamp cinemas : de en
  • DK56191C - Radio receiver. : da en
  • US2159314A - Counter : en
  • GB506221A - Improvements in or relating to devices for protecting physicians, attending personnel or the like from catching or transmitting infectious diseases : en
  • FR841633A - Electric discharge tube containing metal vapor under high pressure : en fr
  • FR841799A - Condensation products, their preparation process and their application in particular to the fixing of tannins : en fr
  • GB506115A - Frame or carrier for aerial bombs or the like projectiles : en
  • GB506194A - Improvements in hot grinding machines : en
  • GB506407A - Improvements in and relating to apparatus for reproducing without interruption from a plurality of gramophone records : en
  • GB506182A - Improvements in or relating to metallic barrels and like containers : en
  • FR841642A - Control of wind tunnels, in particular for aircraft engines : en fr
  • FR841475A - Improvements to circular loom shuttles : en fr
  • GB506064A - Improvements in reacting carbon monoxide with hydrogen : en
  • GB506358A - Improvements in or relating to the manufacture of brushes : en
  • GB506791A - Improvements in or relating to amplifying systems using negative feedback : en
  • US2159148A - Production of valuable liquid hydrocarbons : en
  • US2159712A - Electron ray tube : en
  • US2159775A - Galvanometer : en
  • GB506266A - Improvements in or relating to lighting fittings : en
  • GB506294A - Improvements in or relating to plug and socket couplings : en
  • GB506344A - Improvements in arched building structures for bridges and roofs : en
  • US2159606A - Fish bait : en
  • US2159774A - Secondary electron emitter and method of making it : en
  • US2159861A - Closure operator : en
  • US2159176A - Cleaning apparatus : en
  • US2159269A - Lead locating means and method of applying same : en
  • US2159609A - Cap : en
  • FR841495A - Improvements to vertical retort installations for the carbonization of coal and other similar materials : en fr
  • DE675996C - Device for extinguishing the arc and avoiding flashbacks with arc converters : de en
  • FI18507A - The scope of the rules for the implementation of the rules : en fi
  • FR841476A - Improvements to circular loom shuttles : en fr
  • FR841626A - Advanced bread-making process : en fr
  • GB506022A - Improvements in or relating to apparatus for quantitative analysis by means of x-rays : en
  • GB506207A - An improvement in or relating to shuttle box motions for looms for weaving : en
  • FR841525A - Process for reducing copper-bearing materials : en fr
  • DE675937C - Telephone set designed to be worn on the chest for noisy environments : de en
  • DE675950C - Device for moving rolling stock within a rolling stand : de en
  • DE676203C - Anti-skid device for electric AC traction vehicles : de en
  • DE675989C - OES setting machine for the optional insertion of blind or continuous OES : de en
  • FR841517A - Remote transmission line or cable insulated by air chamber, in particular for high frequency transmission : en fr
  • GB506258A - Improvements in or relating to color reproduction : en
  • GB506585A - Improvements in or relating to game apparatus : en
  • GB506167A - Improvements in show-cards or the like : en
  • US2159878A - Process for the recovery of magnesium : en
  • US2159111A - Nasal inhaler : en
  • AU107398B2 - Improvements in saw benches : en
  • DK56198C - Procedure for Curing Plates of Mirror or Window Glass. : da en
  • GB506321A - Improvements in microscope objectives : en
  • GB506020A - Improvements in or relating to coke oven charging devices : en
  • GB506098A - A revolving cylinder internal combustion engine : en
  • GB506110A - Improvements in and relating to slag pocket and method of construction : en
  • GB506348A - Improvements in or relating to ultra-high frequency electric signal receivers : en
  • US2159253A - Trailer hitch : en
  • US2159580A - Expansion bolt : en
  • US2159627A - Shielding arrangement for high frequency transmission systems : en
  • US2159858A - Bag filling device : en
  • US2159104A - Excavating implement tooth : en
  • US2159421A - Automatic load lock : en
  • USD114952S - Design for a power plant unit : en
  • US2159388A - Feed finger for screw machines : en
  • US2159590A - Trigger construction : en
  • US2159030A - Air conditioning apparatus : en
  • US2159034A - Battery : en
  • US2159804A - N-nitroaryl polyhydroxy alkyl amino compounds and process of preparing the same : en
  • US2159621A - Process for the batch distillation of liquid mixtures : en
  • DE676135C - Shovel-shaped screening device for ash to recover the fuel residues contained in the ash : de en
  • CA381514A - Air filter : en fr
  • USD114933S - Design for a table cover or similar : en
  • DE676025C - Device for determining the reference plane for the evaluation of image pairs by means of several projectors : de en
  • DE676131C - Air purifier : de en
  • US2159086A - Manufacture of high speed steels : en
  • USD114964S - Design fob a dress ensemble : en
  • CA381607A - Sound reproducing apparatus : en fr
  • US2159396A - Conveyer chain : en
  • DE675982C - Height-adjustable driver's seat for aircraft : de en
  • US2158996A - Carbon anode : en
  • US2159726A - Dough cutter : en
  • AT156181B - Electric gas or vapor discharge apparatus. : de en
  • US2159435A - Ear and forehead protector : en
  • US2159438A - Scraper : en
  • US2159635A - Coil winding apparatus : en
  • US2159103A - Match packet : en
  • US2159091A - Apparatus for dipping objects : en
  • US2159886A - Wind propelled generator : en
  • CA381509A - Divider for liquids : en fr
  • FR841788A - Improvements to electrical signaling systems : en fr
  • DE675946C - Pulse generator for remote measurement of sizes in arrangements where the display at the receiving location is dependent on both the pulse duration and the pulse pauses : de en
  • US2159006A - Engine frame construction : en
  • FR841456A - Diode oscillators : en fr
  • US2159888A - Flash trimming apparatus : en
  • DE675856C - Device for filling and / or closing bottles or similar containers : de en
  • DE675816C - Processing of the rhodanic lye that occurs separately from wet gas cleaning together with ammonium thiosulphate solution : de en
  • US2159179A - Pumping apparatus : en
  • US2159202A - Exposure meter : en
  • US2159680A - Die and tap wrench : en
  • US2159099A - Gyroscopic navigation instrument : en
  • US2159356A - Cigarette dispenser : en
  • US2159169A - Electric furnace for melting metals : en
  • US2159739A - Overlapping cam action : en
  • FR841657A - Gear shift clutch for motor control of the lifting system of toggle or similar devices : en fr
  • US2159046A - Method of and apparatus for removing free water adhering to the outer surfaces of whole fresh fruit : en
  • US2159213A - Upholstery padding material : en
  • US2159863A - Engine governor : en
  • AU192438A - Improvements in or relating to a method for the production of rubber thread consisting of three or more united filaments : en
  • FR841485A - High voltage direct current power transmission installation : en fr
  • AU190138A - Improvements in or relating to agitators for washing machines andthe like : en
  • US2159844A - Removable top for soaking pits : en
  • CA381508A - Paper container : en fr
  • DE676177C - Sound transmitter for impact drive, in particular for echo sounding, with an impact weight that excites a membrane by impact : de en
  • AT156163B - Cellulose cooker with forced circulation of the cooking liquid heated indirectly outside the cooker. : de en
  • US2159067A - Door closer and check : en
  • US2159308A - Thread cutting machine : en
  • US2159704A - Cigarette and method of making the same : en
  • US2159178A - Tank cap and vent valve : en
  • US2159255A - Vapor electric tube : en
  • US2159335A - Measuring instrument : en
  • US2159800A - Heat treating apparatus : en
  • US2159072A - Engine : en
  • US2159010A - Thermal treatment of aluminum base alloys : en
  • US2159782A - High frequency tank circuits : en
  • US2159028A - Insulating bat : en
  • AU486037A - Improvements in saw benches : en
  • DE675928C - Spindle drive for spinning and twisting machines : de en
  • DK56197C - Procedure for Cracking Hydrocarbon Oils. : da en
  • GB506017A - Improvements in or relating to cards for use in statistical machines : en
  • GB506371A - Improvements in flushing cisterns : en
  • DE676085C - Contactor : de en
  • US2159056A - Vacuum breaker : en
  • US2159241A - Disabling-gas-producing chemicals : en
  • US2159199A - Range finder : en
  • US2159770A - Starting electrode for pool tubes : en
  • CA381578A - Glass building block : en fr
  • US2159334A - Counter : en
  • USD114955S - Design fob a pencil : en
  • DK56201C - Vending machine. : da en
  • GB506265A - Improvements in paper and like reel slitting and winding machines : en
  • US2159225A - Steering gear : en
  • US2159444A - Process for treating mineral oils : en
  • US2159625A - Liquid dispensing apparatus : en
  • FR841455A - Process for the production of alkenyl benzenes and resulting products : en fr
  • FR841559A - Method and device for determining the direction of travel on vehicles, in particular on airplanes : en fr
  • GB506211A - Improvements in or relating to motion-converting devices : en
  • FR841572A - Refrigeration process and devices more especially applicable to refrigerated cabinets and cold rooms : en fr
  • FR841458A - Tv receiver with retractable and retractable mount : en fr
  • FI18503A - Restructuring rules and rules for slicing cracks in paper or paperboard : en fi
  • FR841614A - Lyonnaise print frame : en fr
  • FR841697A - Automatic regulator for water intake : en fr
  • DE675921C - Advertising device for the presentation of two word images : de en
  • GB506410A - Improvements in and relating to the reduction of zinc ores : en
  • FR841629A - Process and device for cleaning up the atmosphere in workshops using solvents by recovering them : en fr
  • US2159156A - Heater attachment for ranges : en
  • US2159564A - Leg hinge, as for tables : en
  • AU107390B2 - Improvements in or relating to electric signalling circuits using gas filled electric discharge tubes : en
  • DE676125C - Gas- or moisture-tight encapsulated electrical devices : de en
  • US2159113A - Process of treating textile materials : en
  • DE676073C - Storage of shafts in thin-walled housings : de en
  • GB506142A - Improvements in pneumatic tyre : en
  • US2159001A - Skiving machine : en
  • US2159100A - Brake beam strut : en
  • US2159614A - Image projection cabinet : en
  • US2159868A - Lighting unit mounting : en
  • US2159163A - Electric connector or terminal : en
  • US2159115A - Anchoring means for candle holders : en
  • US2159409A - Scum collector : en
  • US2159695A - Induction motor rotor : en
  • DE676120C - Lifting and lowering device for electromagnetic rail brakes : de en
  • US2159772A - Throttle control : en
  • DE673239C - Heating device, especially for tins : de en
  • US2159806A - Sealing material for vacuum vessels : en
  • CA381576A - Intercommunicating telephone system : en fr
  • DK56207C - Apparatus for showing films. : da en
  • US2159558A - Oil cooler and filter : en
  • FR841609A - Motor cycle : en fr
  • GB506355A - Improvements in or relating to hydraulic pressure device for rolling, mixing or grinding mills and the like : en
  • US2159383A - Slip cover installation and fastener for the same : en
  • US2159234A - Gas-producing nondetonating composition : en
  • US2159249A - Oil well tool : en
  • US2159423A - Protector for electric circuits : en
  • GB506404A - Improvements in and relating to helicopters and gyroplanes : en
  • FR841786A - Development of electric lamp sockets : en fr
  • US2159164A - Suction nozzle : en
  • US2159593A - Cylinder head puller : en
  • US2159602A - Shank stiffener : en
  • US2159605A - Monoaryudes of aromatic dicar : en
  • DE676096C - Electric gas switch with arc extinguishing by flowing gases and vapors : de en
  • GB506422A - Process and devices permitting of maintaining the radioactivity of products such as creams, pastes, pomades, ointments and the like : en
  • CA381504A - Mechanical hammer : en fr
  • FR841664A - Process for preparing a titanium-based pigment : en fr
  • US2159616A - Image projection device : en
  • US2159040A - Bracing and operating means for closures : en
  • US2159282A - Bat-forming table : en
  • US2159413A - Telemetric system : en
  • US2159559A - Feeding mechanism for plastic extrusion molding machines : en
  • US2159014A - Manufacture of artificial materials : en
  • AT156215B - Method and apparatus for making fibers from molten glass and similar fusible materials. : de en
  • AU107391B2 - Improvements relating to circular knitting machines : en
  • FR841644A - Baby bandage : en fr
  • GB506086A - Improvements in or relating to overall chains and the like for the wheels of road vehicles : en
  • CA381598A - Fastening device : en fr
  • US2159089A - Drilling machine switch : en
  • US2159065A - Scale box and suspension therefor : en
  • US2159497A - Chromium-nickel steel : en
  • US2159576A - Hot blast cooking attachment for heating stoves : en
  • US2159918A - Tool : en
  • US2159441A - Animal restrainer : en
  • USD114906S - Design for a hat : en
  • DE676062C - Process for the production of plastic masses by reacting alkali, ammonium or alkaline earth polysulphides with organic halides : de en
  • US2159323A - Removable bed side : en
  • DE675933C - Drive device with open belt for the line and counter-line rollers of drum raising machines : de en
  • DE676129C - Device for the extraction of oil from whale meat : de en
  • US2159771A - Sheet metal flanging apparatus : en
  • FR841740A - Advanced camera : en fr
  • US2158997A - Carbon anode : en
  • FR841758A - Rotating moment safety key for tightening screws : en fr
  • GB506105A - Improvements in or relating to means for automatically controlling the speed of a prime mover : en
  • AU112018B2 - Improvements in jigs for treating ore-bearing and like materials : en
  • DE676140C - Self-seller : de en
  • DE676121C - Climbing switch for field railways : de en
  • FR841640A - Method and mechanism for forming cuffs on knits produced by straight looms : en fr
  • US2159574A - Small-film cine camera : en
  • US2159661A - Double glazed window : en
  • DE675936C - Method for the wireless transmission of television images that are scanned with a speed-modulated light beam : de en
  • FR841658A - Applications of telescopic mirrors to night and mist spotting scopes : en fr
  • FR841764A - Retractable device for capturing and transmitting television images : en fr
  • US2159150A - Ignition mechanism : en
  • US2159214A - Double salt of calcium ascorbate and calcium acetylsalicylate and process of making same : en
  • DE676152C - Separating machine for separating cast-in parts or riser funnels from castings : de en
  • FR841692A - : fr
  • FR841725A - Compositions for cleaning gases and process for preparing them : en fr
  • US2159911A - Method of making a wheel : en
  • US2159913A - Ventilating unit : en
  • DE676151C - Copy milling machine for all-round processing of profiled workpieces that are narrow in relation to their length and also out-of-round : de en
  • DE676181C - Spiral slide, in particular for use in mining operations : de en
  • DK56188C - Procedure for Activating Raw Soil. : da en
  • DE676166C - Lighting device for the wings of wind power plants : de en
  • AU218339A - Improvements in or relating to automatic starting apparatus for internal-combustion engines : en
  • AT156237B - Process for the production of wire grids for electrical discharge vessels using the notch process. : de en
  • AT156176B - Mobile device for the continuous production of a gaseous desiccant for drying systems or the like. : de en
  • US2159709A - Clasp : en
  • CA381584A - Acid component removal from hydrocarbon solutions : en fr
  • CA381558A - Radio amplifier system : en fr
  • US2159354A - Torque wrench : en
  • USRE21095E - Art of distilling oils : en
  • US2159172A - Work bench : en
  • DE676095C - Process to prevent the self-discharge of accumulators and the accompanying corrosion of the power supply terminals : de en
  • FR841518A - Permanent magnet, and method of manufacturing this magnet : en fr
  • US2159685A - Concrete riprap : en
  • CA381541A - Shoe upper roughing machine : en fr
  • FR841529A - Assembly of parts of walls of artificial materials molded by compression : en fr
  • FR841576A - Method and device for the end connection of a tube or other tubular element to one or more any other parts : en fr
  • CA381594A - Flashlight : en fr
  • AU355538A - A process for improving high-grade lubricating oils : en
  • CA381528A - Removable panelling : en fr
  • AT156174B - Process for the production of hydrocarbon gas. : de en
  • AT156210B - Illuminated liquid level indicator. : de en
  • GB506346A - Improvements in and relating to valve devices for use with float operated cocks : en
  • US2159415A - Follower for vertical files : en
  • US2159565A - Photographic emulsion : en
  • AU485937A - An improved method and means of making reversible the direction of rotation ofthe rollers utilized ona saw bench : en
  • AT156247B - Spool braking device for stranding machines. : de en
  • CA381534A - Glass composition : en fr
  • DE675558C - Process for the production of complex metal compounds of polyazo dyes : de en
  • FR841784A - Improvements to hydraulic power transmission devices : en fr
  • GB506328A - Improvements in or relating to antifriction bearings : en
  • DE676053C - Barrier light : de en
  • FR841581A - Advanced water heater : en fr
  • GB506361A - Improvements in or relating to the production of paper, more particularly paper for the insulation of electric cables : en
  • GB506366A - Improvements in and relating to glass furnaces : en
  • IE15454L - A.c. operated electric discharge devices : en
  • DE676015C - Typewriter system for the simultaneous production of scheme letters under template control : de en
  • GB506112A - Improvements relating to television receivers : en
  • AT156188B - Bicycle stand. : de en
  • AU485138A - Improvements relating to shirts and like garments : en
  • GB506230A - Method for the preparation of a product capable of increasing the efficiency of fuelfor internal combustion engines : en
  • CA381603A - Electrolytic cell : en fr
  • US2159608A - Refrigerator : en
  • US2159191A - Process for the manufacture of levo-ascorbic acid : en
  • DE675952C - Method for inserting individual pieces of textile, in particular socks, into bag-shaped wrappings : de en
  • GB506199A - Improvements in or relating to electrical measuring apparatus : en
  • GB506427A - Improvements in the manufacture of rubberlike products : en
  • GB506134A - Dolomitic magnesium carbonate composition and method of preparation : en
  • GB506372A - Improvements in or relating to temporary binder or loose sheet holder : en
  • AU376938A - Improvements in or relating tothe production of emulsions of polymersed organic liquids, and flexible films or coatings therefrom : en
  • DE676057C - Flat corrugating device : de en
  • GB506241A - Improvements in copying machines intended more particularly for the manufacture of propeller blades : en
  • FR841474A - Device for metered dispensing of powdery materials such as powdered sugar, etc. : en fr
  • FR841604A - Device for controlling audible warning devices actuated by a gaseous fluid : en fr
  • DE675970C - Self-seller for the operation by several coins : de en
  • DE675969C - Writing device for time studies : de en
  • USD114982S - Design for a textile fabric : en
  • US2159732A - Centrifugal method and apparatus therefor : en
  • FR841500A - Process for preparing alkinols : en fr
  • AU107411B2 - Process of treating cellulosic textile materials : en
  • FR841687A - Flywheel generator, for example for lighting or ignition, in particular of motorcycles : en fr
  • FR841782A - Aircraft lift wing with two auxiliary wings pivoting out of a cavity below the rear part of the main wing : en fr
  • DE676030C - Sample book : de en
  • AT156245B - Device with cable drum for laying and resuming field cables or similar flexible lines. : de en
  • CA381498A - Signalling lamp : en fr
  • FR841781A - Aircraft lift wing, surface suction : en fr
  • FR841785A - External control unit for waterproof watch : en fr
  • US2159458A - Reflecting marker : en
  • US2159833A - Phonograph : en
  • GB506175A - Improvements in or relating to sheet separating and feeding apparatus : en
  • US2158995A - Method of manufacturing anodes : en
  • FR841505A - Calculating machine or accounting machine : en fr
  • US2159832A - Phonograph : en
  • USD114893S - Design for a spear : en
  • FR841647A - Improvements to moldings and combined electrical conductor devices : en fr
  • DE676023C - Clip for attaching a spring to mattress straps : de en
  • FR841580A - Advanced device for automatic and continuous drying of caseins : en fr
  • FR841596A - Advanced rheostat : en fr
  • US2159349A - Casting bodies : en
  • US2159307A - Double action nut huller : en
  • FR841661A - Suspension more particularly for the rear wheel of motorcycles : en fr
  • GB506359A - Improvements in the production of subtractive colour pictures : en
  • FR841574A - Individual control system for locomotive axles and other applications : en fr
  • FR841538A - Articulation device applicable in particular to all terrain vehicles : en fr
  • GB506009A - Improvements in the production of coloured artificial filaments, foils and the like : en
  • GB506145A - Device for producing foam for fire extinguishing purposes : en
  • GB506417A - Improvements in hand cameras for motion pictures : en
  • DE676046C - Steam oven : de en
  • DE675973C - Hand-operated power-driven device for sharpening the edges of plate-shaped workpieces (sheet metal) : de en
  • DE675992C - Percussion hammer : de en
  • US2159319A - Distributor apparatus and governor therefor : en
  • US2159708A - Single spindle nut tapping machine : en
  • US2159229A - Manufacture of fuse heads for electrical firing : en
  • USD114935S - Design for a table cover or similar : en
  • US2159160A - Nut lock : en
  • US2159186A - Automatic ice removal : en
  • US2159939A - Electric plug : en
  • US2159055A - Pigment treatment process : en
  • US2159479A - Railway highway-vehicle carrier : en
  • US2159849A - Plant for pulverizing and burning coal : en
  • US2159882A - Integrator : en
  • USD114949S - Combined cooking and serving container or similar article : en
  • US2159371A - Method of making steel sections : en
  • FR841577A - Process for separately obtaining ammonium chloride and one or more alkaline nitrates : en fr
  • FR841696A - Improvements to piping for sanitary installations : en fr
  • FR841743A - Wall-mounted liquid heater, with gas heating : en fr
  • GB506292A - Improvements in, or relating to, fluid mixing devices : en
  • US2159622A - Method and means for loading and transporting merchandise : en
  • US2159702A - Combined indicator and electrical circuit controller : en
  • US2159717A - Pinking machine : en
  • US2159682A - Method and apparatus for treating emulsions : en
  • FR841662A - Enclosed binding comb : en fr
  • GB506262A - Improvements in the colouring of cellulose of cellulose ester or ether materials : en
  • US2159540A - Blowout preventer : en
  • DE676142C - Pipe tamper with a plunger that can be moved in a sleeve against the action of a spring : de en
  • GB506244A - Improvements in crocheted or knitted articles and in the manufacture of such articles : en
  • US2159245A - Variable displacement pump or motor : en
  • US2159598A - Vehicle signaling system : en
  • DE675890C - Circuit for frequency stabilization : de en
  • US2159147A - Sheet feeding apparatus : en
  • US2159207A - Machine tool : en
  • CA381516A - Solvent removing process : en fr
  • FR841503A - Casein-based fiber and its manufacturing process : en fr
  • US2159509A - Apparatus for building roads : en
  • US2159899A - Utilization of the heat content of hot residual liquors : en
  • CA381515A - Soya bean treating apparatus : en fr
  • US2159288A - Work centering and holding machine : en
  • US2159312A - Process for breaking oil-in-water type petroleum emulsions : en
  • US2159366A - Brake arrangement : en
  • USD114958S - Design for a dress and sup : en
  • AT156184B - Stuffing device for the manufacture of tobacco cartridges. : de en
  • US2159201A - Atomizer : en
  • DE676098C - Device for influencing the static characteristics of direct current generators for constant current : de en
  • FR841729A - Process for the crystallization of nitrate from lime, magnesia and alkaline earths in general and product obtained by this process : en fr
  • US2159068A - Waffle iron and temperature control and indicator therefor : en
  • US2159752A - Curb inlet : en
  • US2159057A - Hydrogen-cooled machine with gland seals : en
  • US2159106A - Apparatus for adjusting resistors : en
  • US2159813A - Lateral motion device : en
  • US2159853A - Machine for making cross-bottom paper bags : en
  • US2159077A - Production of valuable hydrocarbons and their derivatives containing oxygen : en
  • US2159420A - Apparatus for color cinematography : en
  • AU107414B2 - Improvements in folding beds : en
  • DE675976C - Method and machine for winding paper sleeves or the like. : de en
  • DE676154C - Multiplier camera : de en
  • US2159589A - Roofing-truss structure : en
  • US2159781A - Compressor control switch : en
  • US2159031A - Machine for applying pressure to shoe bottoms : en
  • US2159123A - Rolling mill mandrel : en
  • USD114977S - Design for a textile fabric or sim : en
  • FR841482A - Preparation of emulsions for color photography : en fr
  • FR841510A - Automatic cinematographic camera : en fr
  • DE675943C - Device for moving the working piston in injection and compression molding machines : de en
  • DE676055C - Overlay receiver for optional telephony and telegraphy reception : de en
  • DE676114C - Process for the introduction of organic residues into the side chains of pyridine or quinoline homologues : de en
  • DE676117C - Process for the production of high molecular weight polyamines : de en
  • US2159956A - Automatic clutch : en
  • DK56214C - Method of Making Cement. : da en
  • FR841492A - Improvements to elastic suspension devices for wheeled vehicles : en fr
  • GB506210A - Improved means for regulating the tension of the tapes of tape condensers for carding engines : en
  • DE676134C - Lid for wash basin with shower device : de en
  • DE676187C - Device for softening synthetic leather-like fibrous webs impregnated with rubber or the like : de en
  • AU107438B2 - Improvements in or relating to teleprinter exchange systems : en
  • CA381492A - Refrigerator : en fr
  • DE676017C - Device for fastening the control elements of signal generators : de en
  • US2159792A - Relaxation oscillation generator : en
  • US2159753A - Receiver noise quieting circuits : en
  • DE675954C - Stapler for U-shaped staples : de en
  • CA381529A - Motor vehicle steering mechanism : en fr
  • DK56203C - Muffler, in particular for internal combustion engines. : da en
  • US2159850A - Machine for coating golf balls or the like : en
  • CA381600A - Train pipe connector : en fr
  • AT156152B - Method for monitoring measured quantities. : de en
  • AU107422B2 - Improvements in or relating to automatic sprinkler heads : en
  • AU107427B2 - Apparatus for supporting glass sheets during tempering : en
  • AT156219B - Device for producing and spinning glass threads. : de en
  • US2159289A - Valve construction : en
  • FR841470A - Injection barometric regulator in internal combustion engines : en fr
  • DE676036C - Process for processing raw peat for pressure drainage : de en
  • FR841556A - Dial call device on long distance circuits : en fr
  • FR841701A - Process for the preparation of unsaturated carbonyl compounds : en fr
  • GB506398A - Improvements relating to feed rollers for printing and like machinery : en
  • US2159170A - Device for actuating a clutch and a change speed gear in automobiles : en
  • CA381604A - Light valve : en fr
  • GB506411A - Improvements in and relating to plastic compositions and articles and method of making the same : en
  • US2159222A - Apparatus for coating strands : en
  • US2159491A - Musical instrument : en
  • US2159903A - Automobile slide aerial : en
  • DE676124C - Tuning device for high frequency receivers : de en
  • FI18502A - Anordning for sloping scraping on the basis of paperboard, metal foil, torsion or other creping material for the genome : en fi
  • FR841632A - Dyes, their preparation process and their applications, in particular to photographic emulsions : en fr
  • FR841757A - Process for the treatment of ammoniacal solutions of heavy metals : en fr
  • US2159135A - Stop motion device for bread wrapping machines : en
  • US2159788A - Fluid pressure brake : en
  • CA381592A - Tire chain applier : en fr
  • AU351338A - Process of treating cellulosic textile materials : en
  • AU190838A - Improvements in or relating to electric discharge tubes and to circuit arrangements embodying such tubes : en
  • US2159745A - Insigne insert clip : en
  • AU107412B2 - A process for improving high-grade lubricating oils : en
  • US2159309A - Combined sunshade and tent : en
  • US2159946A - Electron discharge device : en
  • CA381489A - Bottle cap applying apparatus : en fr
  • DE674739C - Telecommunication cable with air space insulation : de en
  • AU107424B2 - Improvements in hay feeders for sheep andother livestock : en
  • AT156159B - Process for the preparation of organic disulfides. : de en
  • US2159684A - Bearing for weighing scales : en
  • US2159119A - Wearing apparel : en
  • US2159577A - Mop wringer : en
  • US2159720A - Pump : en
  • USRE21093E - Repair link : en
  • US2159291A - Permutation padlock : en
  • CA381535A - Electric valve circuit : en fr
  • US2159342A - Compensated switch : en
  • US2159290A - Rollers for use in producing profiled sections from sheet metal : en
  • AU194438A - Cable terminal : en
  • FR841585A - Advanced filtering device and filters including application : en fr
  • FR841605A - Television process : en fr
  • DE675995C - Arrangement for converting multi-phase current of one frequency into alternating current of another frequency, in particular single-phase alternating current of low frequency : de en
  • FR841707A - Device for mounting resistance thermometers inside bulk materials in containers or silos : en fr
  • GB506234A - Stretcher : en
  • CA381531A - Synthetic insulating composition : en fr
  • AU107410B2 - Improvements in material for moulding and core making andin the use thereof : en
  • DE675934C - Capillary active agents : de en
  • AT156241B - Device for high-frequency traffic with dial-up calls, in particular via power lines. : de en
  • CA381569A - Radio direction finding system : en fr
  • AT156160B - Process for the preparation of orthochromatic emulsions. : de en
  • AU107425B2 - Tuning system : en
  • US2159127A - Automatic firearm : en
  • US2159857A - Reversible belt : en
  • DE666847C - Knife star dough dividing and rounding machine : de en
  • US2159941A - Hydraulic machine : en
  • US2159270A - Device for laying cloths about prepressed cakes in oil-pressing apparatus : en
  • USD114979S - Design for an ornamentation trans : en
  • CA381519A - Thermostat manufacture : en fr
  • CA381522A - Automatic telephone switch : en fr
  • USD114899S - lipic : en
  • FR841592A - Safety pilot device for burners using gaseous fuel : en fr
  • AU107384B2 - Improvements in and relating to absorption refrigerating apparatus : en
  • US2159380A - Chronological gas-recording apparatus : en
  • DE675783C - Capacitor battery composed of individual capacitors, which are provided with a special housing part for the terminals and clamp connections : de en
  • DE676012C - Process for the preparation of 2,6-dimethylnaphthalene-7-sulfonic acid : de en
  • US2159654A - Osteopathic apparatus for treatment of the back : en
  • US2159641A - Gumming machine : en
  • DE676108C - Cutting device with the help of which fibrous webs are cut at certain points : de en
  • AU484538A - Improvements in or relating to machines for cutting grass : en
  • CA381513A - Pulp roving manufacture : en fr
  • US2159332A - Motor vehicle : en
  • US2159556A - Cribbing construction : en
  • US2159052A - Volume control system : en
  • US2159877A - Measuring and control apparatus : en
  • AT156208B - Electric hotplate. : de en
  • DK56193C - Electric Discharge Pipe. : da en
  • FR841695A - Curler enhancements : en fr
  • CA381590A - Electrical device : en fr
  • AU216639A - An improved antenna lead-in insulator : en
  • CA381530A - Engine throttle control : en fr
  • US2159485A - Firearm : en
  • US2159904A - First aid kit : en
  • US2159297A - Apparatus for coating metal : en
  • US2159655A - Plate fastening device : en
  • DE675955C - Staple collector for a folder registry : de en
  • US2159236A - Device for continuously registering the revolutions of an internal combustion engine in consideration of the actual load : en
  • US2159662A - Ironing table : en
  • US2159949A - Starch applying machine : en
  • US2159054A - Metatarsal cushion : en
  • AU107431B2 - Improvements in or relating tothe production of emulsions of polymersed organic liquids, and flexible films or coatings therefrom : en
  • CA381502A - Plastic cement : en fr
  • US2159114A - Apparatus and method for washing and drying clothes : en
  • US2159536A - Centrifugal separator and wringer : en
  • US2159126A - Automatic firearm : en
  • US2159870A - Hanger : en
  • AU107388B2 - Improvements in or relating to rectifier circuit arrangements : en
  • DE675945C - Filling device : de en
  • FR841567A - Process for the purpose of imparting a new appearance to textile fibers : en fr
  • FR841728A - Trichlorethylene transformation process : en fr
  • AU296738A - Improvements in or relating to air cleaning or filtering devices : en
  • USD114938S - Design fob a table cover oe similar : en
  • US2159433A - Method of disintegrating metal into shotting : en
  • US2159293A - Doll : en
  • US2159816A - Boot and the like : en
  • US2159825A - Dust guard : en
  • FR841561A - Front end for harvester-binder : en fr
  • FR841600A - Loom Swords Improvements : en fr
  • GB506394A - Improvements relating to the electrolysis of salt solutions : en
  • US2159047A - Method of and apparatus for removing surface moisture from rollable fresh whole fruit : en
  • US2159723A - Apparatus subjected to heat and cold alternately : en
  • GB506330A - Improvements in and relating to gloves for personal wear : en
  • AT156240B - Device for braking fast moving parts, especially on telegraph machines, office machines, typewriters and the like. like : de en
  • AT156198B - Stiffening fabric. : de en
  • CA381494A - Vehicle resilient support : en fr
  • GB506123A - Improvements in or relating to gas- or vapour-filled electric discharge devices : en
  • AT156170B - Process for the preparation of 2- [furfuroyl- (2 ') - oxy] -benzoic acids. : de en
  • US2159851A - Continuous feeding mechanism : en
  • US2159670A - Machine for mixing, homogenizing and dispersing purposes : en
  • DE675951C - Edging device for the roll bars emerging from the upper calibers of trio frames : de en
  • AT156199B - Can be used as a lockable bike rack. : de en
  • US2159560A - Safety razor : en
  • AT156172B - Process for the production of candied fruits. : de en
  • FR841504A - Pointing device : en fr
  • FR841712A - Device for the treatment of materials or products : en fr
  • FR841563A - Constant-pressure hot-air combustion turbo-engine : en fr
  • GB506240A - An improved trip or releasing mechanism for use with prepayment meters : en
  • GB506103A - Improvements in and relating to freezing trays for refrigerating machines : en
  • GB506122A - Improvements in or relating to gas- or vapour-filled electric discharge devices : en
  • FI18495A - Murverk utan murbruk : en fi
  • FR841655A - Manufacturing process of molded or shaped objects : en fr
  • GB506228A - A process for refining hydrocarbon oils : en
  • GB506279A - Improvements in or relating to stationery aligning mechanisms for typewriting or tabulating machines : en
  • GB506639A - Improvements in and relating to ultra-short-wave thermionic systems : en
  • GB506152A - Improvements relating to sewing machines : en
  • AU420338A - Improvements in folding beds : en
  • DE675876C - Device for amplitude transmission in water-borne sound devices : de en
  • DE675967C - Handle for bags, suitcases and folders : de en
  • GB506236A - Improvements in or relating to load transfer apparatus : en
  • US2159118A - Gyroscope : en
  • US2159914A - Tooth brush : en
  • USD114960S - Design for a sound-projector for au : en
  • US2159227A - Powder puff : en
  • US2159265A - Weaving and weaving device : en
  • US2159462A - Transmission gear having an automatically variable transmission ratio : en
  • US2159892A - Fluid meter : en
  • USD114889S - Design for a combined display carton : en
  • GB506237A - Television transmitting apparatus for generating television signals : en
  • AU107433B2 - Improvements in cathode ray tubes having fluorecent screens : en
  • USD114892S - Design for a chair : en
  • USD114895S - Design fob a : en
  • US2159744A - Gear pump : en
  • DE675959C - Process for the preparation of oxyalkoxybenzene compounds : de en
  • DE676089C - Process for sealing and consolidating permeable or loose soil layers and other porous masses : de en
  • FR841727A - Manufacturing process for oily products from lignite : en fr
  • US2159142A - Automatic rudder control for aircraft : en
  • US2159743A - Cellulosic structure and method for preparing same : en
  • US2159151A - Method of moistureproofing : en
  • US2159672A - Glass rack : en
  • US2159149A - Wall gas heater : en
  • DE676072C - Device for adjusting the ignition point in internal combustion engines : de en
  • FR841543A - Improvements in the production of glycol : en fr
  • FR841669A - Steam heating system : en fr
  • DE676175C - Centrifugal dust collector : de en
  • US2159295A - Tooth brush : en
  • USD114972S - Design for an airplane : en
  • USD114896S - Design fob a bedstead : en
  • DE676042C - Method for making foundation plates from cork : de en
  • US2159734A - Curtain heading tape and the like : en
  • US2159810A - Sealing material for vacuum vessels : en
  • DE676056C - Drafting table lamp with counterbalancing spring : de en
  • GB506734A - A process for the production of an intermediate product adapted for the subsequent production of aluminium compounds, such as alumina and the like : en
  • FR841616A - Improvements to the circulation of water in siphons for sinks, washbasins, bidets and the like : en fr
  • FR841483A - Improvements to cinematographic devices : en fr
  • GB506424A - Improvements in duplicating machines : en
  • US2159920A - Timing mechanism : en
  • GB506178A - Improvements in or relating to cathode ray tubes : en
  • GB506335A - Improvements in or relating to methods of fitting heel end portions of shoe soles for the reception of heels and in or relating to means suitable for use therein : en
  • US2159203A - Spring suspension : en
  • US2159200A - Coal burning apparatus : en
  • US2159466A - Reversal development of light-sensitive silver halide emulsions : en
  • US2159484A - Vent valve for steam heating radiators : en
  • US2159492A - Production of machine-set type composition : en
  • US2159597A - Frequency conversion circuits : en
  • FR841711A - Improvements to helical vane wheels : en fr
  • FR841734A - Improvements in siphon recharging devices : en fr
  • DE675997C - Saw chain consisting of lateral cutting teeth and spacer teeth in between : de en
  • DE675999C - Mold core for the production of ring-shaped closed hollow rubber bodies : de en
  • FR841752A - Method and device for controlling the density of purge water from steam installations : en fr
  • US2159105A - Oscillator for multiple wave band receivers : en
  • AT156192B - Method and device for humidifying, cooling and conveying air in closed spaces, e.g. B. in railway vehicles. : de en
  • AU107426B2 - Improvements in or relating tothe bleaching of textiles : en
  • AU107430B2 - Improvements in or relating to thermionic valves ofthe beam type : en
  • GB506790A - Improvements in or relating to frequency convertors and circuits therefor : en
  • US2159746A - Method for promoting and controlling the polymerization of hydrocarbon gases : en
  • FR841457A - Frequency changers : en fr
  • DE676048C - Fire lighter : de en
  • FR841522A - Asymmetric lens : en fr
  • CA381487A - Container cover : en fr
  • FR841512A - Optical profile grinding machine : en fr
  • AT156207B - Hood mask. : de en
  • US2159486A - Philatelic device : en
  • US2159587A - Apparatus for making bituminized webs : en
  • US2159547A - Certificate holder : en
  • US2159866A - Bolt and like externally screwthreaded members : en
  • USD114930S - Design for a table cover or similar : en
  • DE676122C - Order to dissolve or release blocks in the railway safety system with the participation of the train : de en
  • GB506353A - Improvements in or relating to pendulum devices, for example, for ships' stabilising systems : en
  • FR841789A - Improvements in the preparation of olefin oxides by direct catalytic oxidation : en fr
  • USD114924S - Design for a table cover or similar : en
  • DE675966C - Process for the production of clear aqueous solutions of ethereal oils, camphor, terpenes : de en
  • FR841625A - Remote control device : en fr
  • FI18498A - Machine for making fixed-length, ribbed sticks : en fi
  • GB506169A - Improvements in or relating to suction cleaners : en
  • DE676106C - Beater wheel for beater grinders : de en
  • FR841548A - Device for keeping the film flowing through cameras or projection devices level. : en fr
  • GB506640A - Manufacture of welded constructional elements : en
  • US2159604A - Metallic article : en
  • US2159360A - Fuel injection mechanism : en
  • USD114946S - Design for a dress : en
  • US2159958A - Device for mixing playing cards or the like : en
  • DE676087C - Tobacco spreader for stick cigarette machines : de en
  • US2159161A - Closure for collapsible tubes : en
  • USD114909S - Design for a brassiere : en
  • FR841598A - Disinfection and sanitation device : en fr
  • US2159636A - Signal light : en
  • US2159715A - Cable casing cutter : en
  • US2159935A - Brake lining : en
  • CA381537A - Direction finding radio receiving system : en fr
  • DE675947C - Remote transmission device for the simultaneous transmission of several values with at least three different carrier currents sent over a line : de en
  • DE676128C - Device for triggering switching or control pulses at a time that can be selected within a period of an alternating voltage : de en
  • US2159144A - Casket : en
  • USD114900S - Design fob a culinary mold : en
  • US2159869A - Soldering iron : en
  • FR841749A - Magnetic powders manufacturing process : en fr
  • GB506397A - Improvements in or relating to adjustable chairs, medical and other couches, and operating and other tables : en
  • US2159206A - Electric ozone generator : en
  • US2159551A - Air cleaner : en
  • US2159679A - Flexed-back merchandise display : en
  • US2159688A - Sewing mechanism : en
  • DE676086C - Ignition head mass for electric glow wire igniters : de en
  • FR841777A - Transportable frames or bells for horticulture and similar uses : en fr
  • US2159095A - Dial : en
  • FR841514A - Process for the preparation of motor fuels : en fr
  • GB506269A - Improvements in or relating to hydraulic press control circuits : en
  • GB506077A - Improvements in or relating to the preparation of gas-expanded rubber and like material : en
  • US2159162A - Tap holder chuck : en
  • US2159884A - Electrical switch : en
  • USD114970S - Design for an electric hand saw : en
  • US2159268A - Earth anchor : en
  • US2159690A - Method of making irrigating tile : en
  • US2159098A - Seat structure : en
  • US2159498A - Ventilating apparatus : en
  • US2159216A - Telephone coin-collecting apparatus : en
  • FR841742A - Method and apparatus for measuring thermal energy : en fr
  • SE95752C1 - : sv
  • DE676092C - Process for flour improvement : de en
  • FR841768A - Explosives or detonants of all types : en fr
  • US2159260A - Envelope opening machine : en
  • US2159369A - Electric switch and the like : en
  • US2159642A - Container : en
  • US2159083A - Fuse : en
  • DE676022C - Movable shaft furnace : de en
  • FR841545A - X-ray tubes with a rotating anode : en fr
  • FR841601A - Distribution and gauging device for all liquids : en fr
  • GB506375A - A cutting and punching tool for slate and like materials : en
  • CA381599A - Tongs : en fr
  • FR841797A - Cathode ray tube for high powers : en fr
  • DE676001C - Control method for mixture-compressing internal combustion engines : de en
  • AU195038A - Improvements in or relating to teleprinter exchange systems : en
  • GB506075A - Improvements in or relating to valve casings with inclined seat and spindle : en
  • GB506256A - Gas burners : en