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  • CA373777A - Electrical resistance manufacture : en fr
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  • US2117806A - Mechanism for causing intermittent film movement : en
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  • GB485544A - Improvements in and relating to collapsible portable tents : en
  • GB485181A - Improvements in the separation of fine particles from gases : en
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  • FR828532A - Process for the preparation of new condensation products : en fr
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  • US2117622A - Douche apparatus : en
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  • US2117772A - Sulphuric acid esters of halogenaminoanthraquinones : en
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  • GB485507A - Improvements relating to heat insulation products : en
  • US2117395A - Expansible chain structure : en
  • US2117714A - Adjustable curtain holder : en
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  • DE660396C - Explosion spark gap for indirect display of a flashover : de en
  • US2117415A - Method of making fuel briquettes : en
  • DE659969C - Control device for AC commutator motors with auxiliary motor for brush adjustment : de en
  • GB485125A - Hydraulic turbo transmitters with adjustable guide vanes : en
  • US2117697A - Pothead : en
  • US2117326A - Dredge : en
  • US2117993A - Electric discharge device : en
  • FR828490A - New liquid dispenser system in determined and variable volumes : en fr
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  • AU86737A - An improved dog muzzle for racing greyhounds and savage dogs : en
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  • USD109780S - Design for a dress : en
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  • FR828504A - Needle holder for phonographic device pick-up : en fr
  • US2117454A - Method of manufacturing strip metal bearing stock : en
  • US2117706A - Two-bearing universal joint : en
  • US2117760A - Electric lighting device : en
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  • USD109762S - Design for a spread or similar : en
  • FR828313A - Automatic storage water heater, operating on liquid fuel : en fr
  • GB485239A - Improvements in or relating to printing presses : en
  • DE660190C - Safety plug device with mutual locking between a manually operated switch and the plug : de en
  • GB485269A - Improvements in or relating to a method of and means for measuring or indicating intensity of illumination : en
  • GB485525A - Improvements in method of treating pulp residual liquor : en
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  • FR828520A - Improvements to the binder : en fr
  • GB485534A - Improvements in and relating to the grinding of cams and the like : en
  • US2117653A - Meter attachment : en
  • US2117816A - Electrical attachment device : en
  • US2117856A - Method of producing iron cores for electromagnetic coils : en
  • US2117404A - Holder for twin pails : en
  • US2117543A - Tube flaring tool : en
  • FR828368A - Power amplifier for velocipede and tandem by reduction levers : en fr
  • GB485240A - Improvements in or relating to apparatus for feeding cigarettes or other articles of rod like shape : en
  • GB485370A - Improvements relating to machines for manufacturing glass bottles and the like : en
  • GB485392A - Improvements in moulds for hydraulic and like presses : en
  • DE660212C - Hair clipper : de en
  • FR828494A - Ultra-high frequency electronic discharge devices : en fr
  • GB485323A - Improvements relating to precision grinding machines : en
  • GB485360A - Arrangements for obtaining a direct current voltage from an alternating current supply : en
  • US2117281A - Manufacture of match books : en
  • US2117439A - Pencil : en
  • DE660101C - Phonetic carrier : de en
  • FR828332A - Electric control device for intermittent rotary shaft feed : en fr
  • FR828340A - Process for the manufacture of strips or sheets for cans, packaging, etc. : en fr
  • FR828304A - Device for fixing, on a rotor, turbo-machine blades, in particular the blades of axial blowers and pumps : en fr
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  • FR828389A - Process for obtaining, in the solid form, substances dissolved in the colloidal and molecular state : en fr
  • FR828310A - Fire hydrant comprising an internal tube with minimum transverse stress : en fr
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  • DK54741C - Electric Discharge Pipe. : da en
  • FR828547A - Improvements to phenol and formaldehyde condensation products : en fr
  • DE660312C - Device for putting ring bands around cigars : de en
  • US2117908A - Electric valve circuit : en
  • US2117822A - Method for drying material sensitive to overheating : en
  • US2117918A - Cord lock : en
  • GB485375A - Improvements in and relating to typographical composing machines : en
  • FR828597A - Process for removing acidic and easily volatile elements from liquids containing them : en fr
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  • FR828529A - Process for reproducing motion pictures in color : en fr
  • US2117464A - Thermolytic conversion of hydrocarbon gases to liquid : en
  • US2117907A - Water supply system : en
  • US2118004A - Prop for semitrailers : en
  • US2117390A - Compensation of alternating current flucturations : en
  • US2117271A - Combined siphon bottle and carbonator : en
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  • FR828325A - Reel Dandruff Enhancements : en fr
  • GB485474A - Improvements in and relating to the manufacture of hardened rails : en
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  • US2117522A - Apparatus for orienting drilling tools : en
  • US2117708A - Circuit for controlling signal transmission in two-way signaling systems : en
  • US2117898A - Apparatus for cementing wells : en
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  • GB485487A - An automatic device for regulating fuel injection in an internal combustion engine : en
  • FR828308A - Course indicator for vehicles, in particular for aircraft : en fr
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  • GB485408A - Improvements in or relating to air insulated electric cables : en
  • US2117960A - Footstock for cam lapping machines : en
  • GB485294A - Improvements in and relating to devices for securing glass panes in window frames and the like : en
  • GB485644A - Improvements in arcuately plaited products and processes of making the same : en
  • GB485379A - Improvements in or relating to printing machines : en
  • FR828341A - Improvements to hydraulic motor devices : en fr
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  • US2117428A - Photographic camera : en
  • US2117730A - High-molecular organic compounds : en
  • FR828584A - Improvements in method and apparatus for spraying solids : en fr
  • FR828360A - Cinematographic apparatus comprising a device for adjusting the Maltese cross mechanism and the shutter : en fr
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  • GB485318A - Improvements in and relating to the treatment of materials containing tantulum and niobium : en
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  • FR828570A - Electrical communication systems such as telephone systems or the like : en fr
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  • US2117445A - Finned structure and method of making same : en
  • US2117368A - Suction cleaner : en
  • US2117769A - Wood heel slotting machine : en
  • US2117600A - Process for the preparation of alkyl formates : en
  • US2117344A - Cocoa and sugar compound and process of making same : en
  • GB485270A - Improvements in and relating to electric motors : en
  • GB485232A - Fluorescent substance : en
  • GB485609A - Improvements in photographic sensitive emulsions : en
  • FR828421A - Adjustable voltage transformer : en fr
  • FR828563A - Method and rectilinear hosiery loom for making the parts forming the heel in a piece of hosiery for stockings constituted by the leg and the foot : en fr
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  • GB485281A - Improvements in or relating to grain binders : en
  • USD109788S - Design for a rubber heel : en
  • FR828536A - Dual Purpose Cleaning Tool : en fr
  • FR828451A - Direct chromium plating process for electro-positive metals and their alloys, and electrolyte for the application of this process : en fr
  • GB485435A - Improvements in or relating to weighing apparatus : en
  • US2117871A - Automatic control equipment : en
  • US2117647A - Jet cleaning device : en
  • CA373853A - Rotary filter : en fr
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  • GB485287A - Improvements in carburetters for internal combustion engines : en
  • DE660054C - Process for operationally changing the coupling of the input circuit of receivers of wireless telephony and telegraphy, especially for single-circuit receivers : de en
  • DE660205C - Device for the optical copying of lenticular films : de en
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  • US2117313A - Signaling apparatus more particularly for railways : en
  • US2117320A - Awning : en
  • US2117727A - Means for controlling printing lights : en
  • CA373809A - Surface pigmenting apparatus : en fr
  • AU103917B2 - Improved resilient pad for use in conjunction with horseshoes : en
  • NL44323C - : en
  • CA373874A - Floral stick wire attaching machine : en fr
  • CA373783A - Athletic shoe : en fr
  • US2117362A - Dust gun cartridge with air deflector : en
  • US2117474A - Control mechanism for linecasting and composing machines : en
  • US2117529A - Temperature control apparatus : en
  • FR828539A - Double collar shirt : en fr
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  • DE660175C - Device for purifying gases : de en
  • DE660176C - Process for the preparation of water-soluble particles of 1-phenyl-2, 3-dimethyl-4-dimethylamino-5-pyrazolone : de en
  • FR828577A - Improvements made to coupling devices by balladeurs, in particular to those for variable speed transmissions : en fr
  • GB485470A - Improvements in or relating to modulated carrier wave transmitters : en
  • DE660282C - Method of absorbing nicotine from tobacco smoke : de en
  • GB485389A - Improvements in and relating to alarm apparatus for fluid-filled electric cable systems : en
  • GB485493A - Improvements in or relating to ceramic colouring matters : en
  • US2117512A - Oil burner : en
  • US2117648A - Method of and apparatus for cleaning tubular bodies : en
  • FR828359A - Electric welding device : en fr
  • US2117625A - Packing machine : en
  • US2117785A - Roller skate : en
  • AU103910B2 - Improvements inthe construction, erection, and maintenance of cattle, sheep and like animal fences : en
  • AU103921B2 - Improvements in or relating to lime-zeolite water-softening processes : en
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  • DE660257C - Spark plug : de en
  • US2117932A - Vehicle seat : en
  • AU418737A - Gate for thermoplastic mold : en
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  • US2117589A - Suspension arrangement for road vehicles : en
  • US2117598A - Sliding roof for vehicles : en
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  • CA373864A - Pipe joint : en fr
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  • DE660143C - Airspace insulated high frequency cable : de en
  • US2117824A - Method of making welts : en
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  • DE660083C - Mobile electrical switchgear : de en
  • AU177937A - Improved ointment specially forthe treatment of ringworm : en
  • DE660037C - Electric resistance furnace with heating resistors consisting in particular of silicon carbide : de en
  • GB485527A - Improvements in or relating to eyelash curlers : en
  • GB485622A - Method and apparatus for television scanning : en
  • FR828565A - Small single and two-phase asynchronous electric motors, fixed and hand-held, for alternating current, formed of easily interchangeable magnetic field coils and rings : en fr
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  • GB485492A - Improvements in locks or latches : en
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  • US2117962A - Utility doll : en
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  • US2117808A - Article for plant nutrition : en
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  • FR828355A - Improvements to the casting of metal ingots : en fr
  • FR828432A - Further training in gas turbine heat engines : en fr
  • DE660168C - Device for removing the prints from the soles of the feet : de en
  • GB485359A - Improvements in and relating to electric arc lamps : en
  • GB485324A - Method and apparatus for forming aircraft flotation members from fuel tanks : en
  • US2117299A - Cyclohexene derivatives : en
  • US2117579A - Grid retaining means for electrical appliances : en
  • DE660139C - Double metal threaded studs : de en
  • GR7369B - ANTI-AIRCRAFT POWER SUPPLY MACHINE. : el en
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  • AU296937A - Improvements in or relating to electrolytic cells, more particularly electrolytic condensers having aliquid electrolyte : en
  • US2117386A - Slip-over front for hot air furnaces : en
  • US2117545A - Card holder : en
  • US2117351A - Method of manufacturing valves : en
  • FR828384A - Process for manufacturing unsaturated polymethine aldehydes : en fr
  • FR828497A - Process for the production of mixture of sulfur dioxide and air : en fr
  • US2117487A - Incineration : en
  • FR828474A - Improvements to watch straps : en fr
  • FR828390A - Motor vehicle in the shape of an ocean liner intended to contain ice cream for transport and sale to the public : en fr
  • US2117655A - Support for tubular tungsten filament lamps : en
  • GB485279A - Improvements in gear cutting tools : en
  • GB485283A - Improvements in or relating to electric fans : en
  • GB485390A - Improvements in and relating to reflectors : en
  • US2117300A - Rock crushing machine : en
  • US2117968A - Gas burner : en
  • FR828438A - Improvements to squeegee conveyors : en fr
  • FR828562A - Transparent material object containing other objects in a certain position : en fr
  • GB485214A - Improvements in control valve assemblies : en
  • FR828400A - Improvements to spring-operated mechanisms : en fr
  • FR828537A - Fluid flow control device for hydraulically actuated devices : en fr
  • GB485365A - Improved hydraulic dirll column : en
  • US2117314A - Gas holder : en
  • US2117516A - Receptacle : en
  • US2117885A - Firearm : en
  • GB485179A - Improvements in removable stanchions for use more especially with street barriers : en
  • FR828335A - Process and apparatus for the manufacture of boards for building and for insulation : en fr
  • ES144090A1 - A process for obtaining stable copper hydroxide. : en es
  • GB485477A - Improvements in and relating to bookbinding : en
  • FR828469A - Sophisticated beet juice extraction process : en fr
  • GB485225A - Improvements in or relating to electric motors : en
  • US2117504A - Group valve unit : en
  • US2117777A - Double salts of calcium ascorbate with calcium salts of other polyhydroxy-mono-carboxylic acids and process of making them : en
  • USD109772S - Design fob a pair of spectacles : en
  • GB485207A - Improvements in electric lamps for illuminating instruments on motorcycles, motorcars, and other vehicles : en
  • GB485572A - Improvements in and relating to the hulls of motor-boats : en
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  • US2117563A - Automatic pumping mechanism : en
  • DE660026C - Switch with extinguishing device for the arc : de en
  • DE659958C - Circuit arrangement for storage processes : de en
  • DE660014C - Method and device for heating glow cathodes of discharge vessels that are at high potential, in particular in devices for generating high DC voltage : de en
  • DE660347C - Consists of several cans combined to form a closed set for holding chemical preparations, especially shoe and skin ointments or the like. : de en
  • DE660025C - Electric gas switch : de en
  • GB485231A - Improvements in or relating to the surface hardening of metal articles : en
  • FR828333A - Improvements in power transmission : en fr
  • FR828382A - Improvements made to patterns to facilitate the cutting of women's and other clothes : en fr
  • FR828493A - Warning systems for overtaking signals : en fr
  • GB485438A - Improvements in thermionic oscillation generators : en
  • GB485857A - Manufacture of paint removers : en
  • FR828589A - Brake shoes for vehicles and for braking devices : en fr
  • GB485624A - Manufacture of polymethine aldehydes : en
  • DE660315C - Lower conveyor with support plates attached to one side of endless support means : de en
  • CA373823A - Subtractive colour picture production : en fr
  • FR828574A - Smoke-free burning coal briquettes manufacturing process : en fr
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  • GB485275A - Improvements in or relating to liquid flow registering, or registering and recording apparatus : en
  • GB485454A - Improved means for coupling cycles together : en
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  • FR828551A - Process for the production of tantalum and niobium carbide, in particular for the production of a hard metal : en fr
  • GB485241A - Improvements in or relating to plate apparatus for interchange of heat between fluids : en
  • USD109784S - Design for a vehicle body or similar : en
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  • DE660197C - Collapsible camp bed : de en
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  • US2117572A - Method of refining rosin and rosin esters : en
  • USPP279P - nicolas : en
  • US2117277A - Method of perforating casings in wells : en
  • US2117858A - Screen material : en
  • US2117974A - Tubular woven elastic garment : en
  • GB485277A - Method of and apparatus for the production of fancy gauze fabrics on looms with underdriven picking motion : en
  • GB485439A - Improvements in or relating to electric discharge tubes : en
  • GB485461A - Improvements in and relating to pulverulent motor fuels : en
  • US2117680A - Wireless receiving system : en
  • US2117780A - Cooking utensil : en
  • FR828392A - Process for obtaining photographic prints, products conforming to those obtained by this process and tools for its implementation : en fr
  • CA373810A - Surface pigmenting apparatus : en fr
  • FR828465A - Device for extracting cigarettes from boxes and packages : en fr
  • DE660238C - Arrangement for bypassing a monitoring device intended for installation in front of a steam trap : de en
  • GB485305A - Improvements in or relating to transportable motor-compressor units : en
  • NL43485C - : en
  • DE660126C - Double can : de en
  • FR828581A - Process for preparing compounds of the anthraquinone series : en fr
  • GB485191A - Improvements in or relating to thermal-storage heating apparatus : en
  • GB485499A - Improvements in or relating to machines for wrapping sweets and the like : en
  • DE660210C - Electromagnetically operated direction indicator for motor vehicles : de en
  • FR828483A - Variable speed motion transmission method and devices : en fr
  • GB485437A - Method of producing metal sheets especially used for television scanning discs : en
  • GB485112A - An improved plumb-rule and line-holder for the use of bricklayers : en
  • DE660341C - Overcurrent circuit breaker with toggle switch : de en
  • FR828579A - Process for obtaining photographic layers of silver halide emulsions : en fr
  • DK54734C - Holder for Files. : da en
  • DE660135C - Process to increase the wettability of vegetable fibers : de en
  • DE631815C - Gusset deck device for flat weft knitting machines : de en
  • US2117444A - Method of setting and equipping casing in wells and drilling under control : en
  • US2117588A - Suspension arrangement for road vehicles : en
  • GB485250A - Foundation garments and material therefor : en
  • GB485391A - Improvements in or relating to trusses for ruptures : en
  • FR828486A - New chemicals and their application as contrast agents for radiology : en fr
  • FR828557A - Process for hydrogenating cyclic hydrocarbons : en fr
  • FR828582A - Process for removing gases by washing : en fr
  • GB485523A - Improvements in steel traps : en
  • US2117619A - Process for the manufacture of ammonium dithiocarbamate : en
  • CA373780A - Brake arrangement : en fr
  • FR828578A - Improvements to sound image receivers applicable to television, with unique tuning for picture and sound : en fr
  • DE660237C - Process for the production of amines : de en
  • DE660181C - Process and device for processing and simultaneous drying of lignite on setting machines fed with hot air : de en
  • US2117483A - Variable speed device : en
  • US2117751A - Cutting torch : en
  • US2117805A - Proportional feeder : en
  • USD109747S - Design fob a dress ensemble : en
  • USD109774S - Design for a broiler : en
  • US2117554A - Manufacture of organic anhydrides : en
  • US2117807A - Gasket closure : en
  • CA373820A - Multi-colour photograph manufacture : en fr
  • GB486010A - Improvements in dyeing textile fibres : en
  • USD109724S - Design for a doll : en
  • USD109792S - Design for a dress : en
  • US2117665A - Sheet opening machine : en
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  • CA373784A - Display truck : en fr
  • FR828431A - Method for constructing and fitting out large capacity boxes for vehicles intended in particular for the transport of passengers : en fr
  • GB485264A - Improvements in electron-microscopy and apparatus therefor : en
  • GB485306A - An aerial mine : en
  • FR828443A - Improvements to burners for liquid fuels : en fr
  • GB485333A - Improvements in and relating to the treatment of coke for increasing its reactivity : en
  • US2117978A - Weather-strip : en
  • FR828303A - Three-phase shunt motor with commutator, powered by the rotor : en fr
  • FR828361A - Improvements in processes for preparing chlorinated aralkyl ketones and resulting products : en fr
  • FR828399A - Devices for controlling the operation of combustion engines : en fr
  • GB485368A - Improvements in automatic couplings for vehicles : en
  • GB485540A - Process for concentrating solutions by freezing out the solvent and apparatus for carrying out such process : en
  • US2117479A - Air compressor unit : en
  • US2117591A - Vulcanization of plastic products : en
  • US2117832A - Anchor bolt : en
  • US2117836A - Combined back pressure valve and wall scraper : en
  • GB485526A - Improvements in and relating to electric condensers : en
  • FR828339A - tillage for its manufacture : en fr
  • FR828442A - Auto-progressive transmission applicable, in particular to the control of the pitch variation of a propeller : en fr
  • DE660070C - Method and device for the continuous extraction of wort : de en
  • GB485151A - Improvements in and relating to waterproof materials : en
  • DE660322C - Route transition signaling device : de en
  • GB485581A - Improvements in or relating to surface high speed craft : en
  • FR828315A - Safety device for tubular heaters : en fr
  • GB485312A - Improvements in electric supply systems supplying current to d.c. motors : en
  • FR828533A - Compressed fluid braking device, intended in particular for trains of motor transport vehicles : en fr
  • FR828371A - Improvements to television systems : en fr
  • FR828567A - Improvements to automatic burglar alarms, fire alarms and the like : en fr
  • DK54753C - Method for Manufacturing Plastic Cement and Concrete. : da en
  • GB485326A - Improvements in or relating to bearings and the lubrication thereof : en
  • GB485414A - Improvements in or relating to self-folding struts for aeroplane landing chassis : en
  • GB485502A - Milk-bottle cap seal : en
  • US2117527A - Clutch member : en
  • DE660244C - Arc lamp with an openly burning arc and an upper condensation chamber : de en
  • DE660132C - Bell jar : de en
  • US2117718A - Tar extractor and the like : en
  • CA373851A - Life preserver : en fr
  • GB485610A - Improvements in nozzles for water softening or filtering apparatus : en
  • GB485432A - Improvements in or relating to metal moulds for centrifugal casting of metal : en
  • US2117389A - Vacuum or siphon breaker : en
  • CA373862A - Clothesline joiner : en fr
  • GB485627A - Improvements in or relating to locks : en
  • CA373792A - Size : en fr
  • AU42537A - Improvements in or relating tothe manufacture of alkali metal alcoholates and derivatives thereof : en
  • GB485410A - Improvements in cathodes for electric discharge devices : en
  • GB485417A - Improvements relating to spring mattresses, divan cushions and the like : en
  • CA373781A - Vegetable or fruit concentrate : en fr
  • CA373790A - Flash lamp : en fr
  • US2117793A - Shuttle check : en
  • USPP278P - Invemtob : en
  • GB485113A - Improvements in or relating to turning lathes : en
  • GB485358A - Improvements in or relating to grinding machines : en
  • GB485152A - Improvements in or relating to range finders : en
  • GB485282A - Zigzag-stitch-forming mechanism for sewing machines : en
  • DE655999C - Process for the preparation of amides or esters of higher molecular weight carboxylic acids : de en
  • DE660028C - Roller switch : de en
  • DK54732C - Machine for moist treatment of yarn and thread grease. : da en
  • GB485398A - Improvements in or relating to the soaking of natural or artificial silk : en
  • GB485494A - Automatic record-changing gramophone : en
  • GB485510A - Improvements in methods of forming plastic objects : en
  • GB485274A - Improvements in or relating to high-pressure mercury-vapour discharge lamps : en
  • US2117853A - Valve structure : en
  • DE660269C - Additives for mercerising baths and for dyes containing poorly soluble dyes : de en
  • US2117926A - Metal wheel : en
  • DK54749C - Thumb drive. : da en
  • AU103872B2 - Method of and apparatus forthe alluvial treatment of mineral bearing materials : en
  • DE660284C - Feeding device for blanks to presses : de en
  • US2117948A - Process of making castings : en
  • US2117991A - Definite pole alternator : en
  • FR828374A - Direction indicator for motorcycles and bicycles : en fr
  • FR828473A - Improvements to continuous presses or similar : en fr
  • US2117520A - Operating mechanism for clutches : en
  • US2117681A - Milk products : en
  • US2117814A - Photographic tracing cloth : en
  • GB485224A - Improvements in or relating to portable grinding and like machines : en
  • GB485337A - Time lag control device : en
  • DE660224C - Electrically heated sole for shoes, slippers, etc. : de en
  • DE660375C - Switch with arc extinguishing by flowing compressed gas : de en
  • GB485565A - Improvements in and relating to the production of tools comprising diamond : en
  • US2117305A - Protection of footwear and other articles : en
  • US2117583A - Electrical transformer : en
  • GB485480A - Improvements in or relating to pipe couplings : en
  • US2117636A - Thermionic electrode : en
  • US2117994A - Kiln : en
  • US2117400A - Apparatus for covering articles : en
  • US2117954A - Tufted fabric and method of making the same : en
  • US2117284A - Nickel anode : en
  • US2117373A - Interchangeable umbrella handle : en
  • USD109769S - Design for a rubber heel : en
  • CA373830A - Friction material : en fr
  • AU181837A - Improved corrosion resisting process and apparatus therefor : en
  • DK54750C - Device for rear motor vehicles for control and intake of the cooling air. : da en
  • FR828412A - Improvements to electrical control circuits for date recorders : en fr
  • US2117472A - Bearing packing : en
  • FR828375A - Magnetic Concentration Cathode Ray Tube : en fr
  • US2117337A - Evaporator : en
  • US2117852A - Hydraulically operated reversing mechanism : en
  • USD109737S - Design for a ring mounting : en
  • US2117570A - Refrigerating apparatus : en
  • US2117470A - Ink stamp pad : en
  • US2117804A - Decoder and regenerative repeater : en
  • US2117616A - Fish race apparatus : en
  • CA373880A - Engine electric starting system : en fr
  • US2117638A - Receiver control system : en
  • GB485615A - Improvements in and relating to tyre pumps for cycles : en
  • CA373827A - Towel cabinet : en fr
  • DE660221C - Device on electromagnetically operated typewriters or the like. : de en
  • US2118009A - Window cleaning device : en
  • USD109699S - Design for a face plate for oven : en
  • CA373828A - Dispensing refrigerator cover : en fr
  • CA373875A - Drill mount : en fr
  • DE660077C - Check valve for the pressure line of centrifugal pumps, especially for boiler feeding : de en
  • DK54739C - Coupling to Facilitate Tuning of Overlay Receivers. : da en
  • FR828422A - Explosion engine : en fr
  • GB485111A - Improvements in or relating to cathode-ray tubes : en
  • GB485276A - Improvements in stockless anchors : en
  • GB485451A - Improvements relating to machines for manufacturing glass bottles and the like : en
  • US2117290A - Meta-xenyl phosphoric acid derivatives : en
  • US2117575A - Power hammer for stamping with counter-tup : en
  • JP126148C1 - : ja
  • GB485298A - Improvements in or relating to electron discharge device arrangements : en
  • CA373873A - Sleeping garment : en fr
  • AU313137A - Improvements inthe construction, erection, and maintenance of cattle, sheep and like animal fences : en
  • ES5016U - A device carries photographs or documents (Machine-translation by Google Translate, not legally binding) : en es
  • GB485380A - Improvements in or relating to record card controlled statistical machines : en
  • DE660169C - Glazing machine : de en
  • AU316937A - Improvements relating to mercury switches : en
  • CA373797A - Transformer regulating device : en fr
  • US2117584A - Reversible motor : en
  • GB485124A - Improvements in or relating to starting apparatus for internal combustion engines : en
  • GB485237A - Improvements in or relating to toothbrushes : en
  • CA373855A - Trolling spoon : en fr
  • US2117509A - Flashlight and shutter operating device for cameras : en
  • GB485651A - Improvements relating to surface hardening of metal articles : en
  • DE660231C - Ignition device for gas lamps and other gas appliances : de en
  • DE660039C - Process for supplying power in electrical arc welding : de en
  • US2117331A - Lasting machine : en
  • DE660113C - Hose clamp : de en
  • DE660148C - Knitting darning machine : de en
  • USD109686S - Design for a dress : en
  • FR828413A - Process for regulating the supply of installations for the preparation of raw materials, such as coal washers or the like : en fr
  • CA373785A - Electric discharge device : en fr
  • GB485342A - Improvements in or relating to mattresses and spring interiors for overlays, cushions or the like : en
  • GB485450A - Improvements in or relating to tap hole linings : en
  • DE660064C - Light metal pistons for internal combustion engines : de en
  • GB485330A - Improvements relating to vehicle chassis : en
  • US2117612A - Heddle frame for looms : en
  • US2117813A - Anthraquinone derivatives : en
  • DE660136C - Gas extraction device for interrupted chamber furnaces : de en
  • FR828350A - Improvements in adjustment devices for cameras and the like such as magnifiers : en fr
  • FR828555A - Improvements in the fabrication of metal rolls such as rolling mill rolls : en fr
  • GB485545A - Table tennis rackets : en
  • DE660342C - Wet cleaner for removing dust from generator gases : de en
  • GB485195A - An improved clamping device for holding sheets or plates together during rivetting, and the like operations thereon : en
  • FR828600A - Device for printing sound or sound-visual films : en fr
  • GB485419A - Improvements in and relating to electric control systems employing resonance relays : en
  • US2117270A - Apparatus for producing progressively delayed combustion : en
  • US2117675A - High speed spinning machine : en
  • GB485153A - Improvements in devices for battening down ships' hatches and the like : en
  • US2117746A - Chuck : en
  • US2117901A - Therapeutically active organic mercurial derivatives of camphoramic acid and its salt and the process of preparing the same : en
  • USRE20726E - Road maintenance machine : en
  • US2117308A - Connecter : en
  • US2117414A - Method of producing isopulegol : en
  • US2117877A - Roller bearing : en
  • US2117953A - Adjustable louver blind : en
  • US2117423A - Gas sealing box construction for heat treatment and the like : en
  • GB485547A - Improvements in charging blowers for internal combustion engines : en
  • FR828591A - Improvements made to t receptor devices. s. f. in order to facilitate tuning : en fr
  • DE660118C - Displays of textile goods : de en
  • US2117712A - Heating building : en
  • US2117821A - Chair : en
  • USD109707S - Design for a dress : en
  • DK54737C - Automatically acting barrier device for the cathode ray tube in cathode ray tubes used especially for television to protect the tube's light screen against combustion. : da en
  • DE660060C - Process for the sterilization of catgut threads : de en
  • FR828467A - Double rebate frame : en fr
  • US2117758A - Electric lighting device : en
  • US2117938A - Shot for athletic uses : en
  • CA373848A - Fastener : en fr
  • USD109727S - Design fob a luggage carrier for : en
  • US2117401A - Vehicle spring suspension : en
  • FR828590A - Rain protection cycling clothing : en fr
  • GB485587A - Improvements in or relating to the electrolytic production of sodium and other lightmetals : en
  • FR828580A - Rivet press stud : en fr
  • GB485433A - Improvements in and relating to shoes : en
  • US2117425A - Azo dyes : en
  • US2117711A - Crown cap spotting machine : en
  • US2117787A - Burner regulating mechanism : en
  • GB485618A - Improvements in or relating to electric wave filters : en
  • DE660227C - Service discount counters, especially coin counters : de en
  • US2117369A - Venting and closure device : en
  • DE660189C - Television transmission or reception tubes in which the projection optics and the cathode ray source are arranged on the same side of the mosaic photo layer or a fluorescent layer : de en
  • GB485490A - Improvements relating to stools, seats, tables, stands and the like : en
  • US2117779A - Stove : en
  • GB485204A - Improvements in plastic compositions : en
  • GB485515A - Improvements in or relating to mercury vapour electric discharge devices : en
  • GB485361A - Improvements in or relating to boxes or cases having detachable lids : en
  • USD109705S - Design fob a service station building : en
  • GB485528A - Improvements in and relating to light sensitive devices and methods of manufacturing the same : en
  • DE660510C - Gas protective mask or hood : de en
  • GB485351A - Improvements in or relating to pyrophoric lighters : en
  • FR828484A - Method of ventilating an enclosure and means allowing the implementation : en fr
  • FR828352A - Improvements to electrical resistance elements : en fr
  • GB485346A - Improvements in or relating to coin chutes or holders for automatic coin-operated prepayment machines for electricity : en
  • GB485190A - Process of producing colour films by the subtractive three-colour method : en
  • GB485521A - Electric time switch : en
  • FR828334A - Process for the manufacture of thorium oxide having particularly good reaction properties, and of carriers for contact materials, from complex salts of thorium oxalate : en fr
  • FR828370A - Improvements to discharge tubes : en fr
  • US2117502A - Foldable container : en
  • GB485149A - Improvements in and relating to the manufacture of electric cable sheathings : en
  • FR828430A - Improvements in methods and devices for obtaining variable voltages in direct current : en fr
  • GB485406A - Improvements in and relating to sheet feeding devices for printing machines and the like : en
  • US2117388A - Oil burner : en
  • DE660194C - Drive the generator for the individual electrical drives of the auxiliary machines of a steam power plant : de en
  • FR828380A - Ceramic-insulated single-conductor current transformer : en fr
  • GB485194A - Process for producing foams from compounds of cellulose : en
  • US2117265A - Binder or loose sheet holder : en
  • US2117986A - Piston ring construction : en
  • US2117689A - Temporary trash bag holder : en
  • USD109741S - Design for a textile fabric : en
  • DE660141C - Die setting and line casting machine with a device for centering the die line or for placing it on one side or the other using a vertically movable rod that can be coupled in various ways with the levers that move the clamping jaws : de en
  • FR828418A - Improvements to radio receivers : en fr
  • GB485247A - Ice pack : en
  • FR828347A - Process for purifying waste gas from the pressurized hydrogenation of carbonaceous substances : en fr
  • US2117348A - Method of and composition for purifying metals : en
  • US2117398A - Scoring means for game boards : en
  • DE660105C - Device for the automatic implementation of analytical procedures for the determination of carbon, hydrogen, nitrogen, halogen and sulfur (e.g. according to Pregl or Ter Meulen) : de en
  • GB485180A - Improvements in and relating to electric lamps : en
  • US2117623A - Vat-dyestuff preparations for : en
  • USD109779S - Design for a dress : en
  • US2117503A - Power take-off : en
  • US2117683A - Hydrostatic brake : en
  • GB485562A - Improvements in magazine gramophones : en
  • GB485564A - Improvements relating to magnetically-operated electric switches : en
  • DE660234C - Method and device for maintaining the filling of cushions o : de en
  • FR828526A - Container for electric discharges in vapors : en fr
  • GB485533A - Improvements in rotary printing presses : en
  • US2117931A - chsbr : en
  • US2117550A - Self-lubricating bearing : en
  • US2117594A - Inside casing cutter : en
  • US2117844A - Dental instrument : en
  • DE660049C - Air foam generators, in particular for fire extinguishing purposes : de en
  • GB485209A - Cleaning device for the top comb of heilmann combing machines : en
  • GB485302A - Improvements in or relating to cutting machines having a rotary knife carrier : en
  • FR828560A - Process for protecting steel objects against chemical actions : en fr
  • GB485128A - Means for controlling the regenerative operation of series motors over current converters : en
  • US2117771A - Laundry tray shelf : en
  • US2117319A - Parachute apparatus : en
  • US2117699A - Dyeing of leather : en
  • FR828320A - Anti-kickback brake for firearms and the like : en fr
  • FR828460A - Process for drying artificial casings of animal fibrous material : en fr
  • FR828501A - Induction coil very independent of temperature and process for its manufacture : en fr
  • DE660119C - Lens adjustment mount : de en
  • GB485258A - Improvements in or relating to apparatus for carbonating or aerating liquids : en
  • DE660130C - Shoe lasting machine : de en
  • NL43311C - : en
  • FR828543A - Improvements to spring suspensions for vehicles : en fr
  • DE660078C - Die setting and line casting machine with a device for centering the line of dies in the casting slot or for placing it on one side or the other : de en
  • DE660155C - Device for heating or cooling room air : de en
  • DE660180C - One-way friction clutch : de en
  • DE660367C - Direction indicators for bicycles and motorcycles : de en
  • DE660215C - Sleeve-like cutting tool for the production of hollow stones : de en
  • DE659940C - Needle protection on sewing machines with a tiltable fabric presser foot : de en
  • FR828363A - Device for automatic closing and locking of vehicle doors as soon as they are switched on : en fr
  • GB485399A - An improved retention device for collars for personal wear : en
  • GB485578A - Improvements in tunnel ovens : en
  • GB485288A - Improvements in or relating to the electro deposition of nickel-cobalt alloys : en
  • US2117949A - Amplifier neutralizing system : en
  • USD109697S - Design for a snow guard : en
  • USD109740S - Design for a lighting fixture or simi : en
  • US2117919A - Refrigerating apparatus : en
  • GB485416A - Improvements relating to cotton drafting frames : en
  • DE660204C - Method and device for filtering fibrous waste water from paper mills and the like. like : de en
  • FR828450A - Vegetable peeler enhancements : en fr
  • FR828410A - Device for placing sheets of carbon paper in multiple copy notebooks : en fr
  • CA373839A - Scalp protector : en fr
  • US2117854A - Differential pinion gauge : en
  • US2117981A - Traffic signal control system : en
  • US2117634A - Gun sight mount : en
  • GB485524A - Hydraulic recoil brake for automatic and non-automatic firearms : en
  • US2117457A - Method of converting hydrocarbons : en
  • DE660003C - Process for the production of straight sausage casings from curly pork guts : de en
  • US2117802A - Distillation process : en
  • US2118008A - Overhead electric transmission line : en
  • US2117363A - Music typewriter : en
  • DE660377C - Magnetization head for longitudinal magnetization of magnetogram carriers : de en
  • CA373798A - Variable voltage transformer : en fr
  • DE660034C - Arrangement for converting direct current or alternating current into alternating current : de en
  • US2117547A - Shade and curtain support : en
  • CA373850A - Land leveller : en fr
  • AU418337A - Automobile steering wheel construction : en
  • AU349637A - An improved ceiling rose or like electric connector fitting : en
  • AU415737A - Improvements in knives : en
  • GB485396A - Improvements in or relating to presses : en
  • FR828503A - Improvements to washing machines or cleaning glasses and other items : en fr
  • GB485730A - Control means for inductive heating apparatus : en
  • GR7373B - COOKING AND HEATING APPLIANCE. : el en
  • US2118003A - Method and apparatus for finishing brake shoes : en
  • US2117891A - Governor : en
  • FR828446A - Improvements in aircraft spotting processes : en fr
  • FR828346A - Replaceable heel shoe or boot and method of manufacture : en fr
  • DK54738C - Coupling to Unification of modulated High Frequency Oscillations. : da en
  • CA373763A - Nitrocellulose plastic : en fr
  • GB485210A - A worm press for moist material : en
  • GB485117A - Improvements in or relating to prepayment apparatus for telephone systems : en
  • GB485310A - Improvements in and relating to presses for cutting and/or drawing sheet metal : en
  • AU103914B2 - Improvements in servo brake mechanism for vehicles andthe like : en
  • AU181337A - Automatic bias control in thermionic amplifiers : en
  • DE658142C - Process for increasing the intrinsic sensitivity of photosensitive halogen silver emulsions : de en
  • GB485182A - Improvements relating to the treatment of textile fabrics : en
  • GB485752A - Improvements relating to electric heat treatment of metal articles : en
  • US2117485A - Variable speed device : en
  • US2117959A - Cable wrapping machine : en
  • AU103875B2 - An improved fluid gauge for indicating the contents of liquid containers : en
  • US2117302A - Towel vending cabinet : en
  • DE660207C - Gyroplane with rotor blades swinging in intersecting planes : de en
  • DE660120C - Method for the optical copying of stereo sub-image pairs on a lenticular film with cylindrical lens raster : de en
  • GB485637A - Photographic recording of sound : en
  • US2117860A - Colored rubber products : en
  • NL43247C - : en
  • DE660000C - Switching device for two-speed additional gear of automatically setting change gears, in particular fluid gears of motor vehicles : de en
  • GB485455A - Improvements relating to heat treatment of articles : en
  • AU285837A - Improvements in or relating to electric storage batteries : en
  • US2117442A - Indicating and control apparatus : en
  • GB485628A - Improvements in or relating to telephone or like systems : en
  • US2117849A - Oil seal ring : en
  • US2117399A - Dough batch cutter and the like : en
  • CA373786A - Electric discharge device : en fr
  • FR828523A - Improvements to blasting devices : en fr
  • FR828396A - Anthraquinone dyes : en fr
  • GB485537A - Improvements in or relating to motor cultivators : en
  • GB485109A - Improvements in the preservation of wood : en
  • DE1435704U - : de en
  • GB485123A - Method for transforming fatty and oleaginous vegetable and animal matter into products similar to mineral oils : en
  • GB485568A - Improvements in means for supplying pure air to chambers or rooms : en
  • GB485456A - Improvements in or relating to light-dividing prism systems for colour photography or cinematography : en
  • USD109713S - Design for a bathtub : en
  • US2117434A - Motor vehicle : en
  • US2117532A - Protective coating for footwear and other articles : en
  • US2117567A - Flanged plate timber connecter : en
  • GB485150A - An improved fastening arrangement for use on the boxes or casings of apparatus, such as relays, time switches and the like : en
  • FR828462A - Automotive Engine Control Device Improvements : en fr
  • US2117833A - Fabricated finished plaster construction : en
  • FR828358A - Tubular system used to protect the walls of the hearth in forced-fluid steam generators : en fr
  • CA373817A - Fastener : en fr
  • US2117568A - Dump body for auto trucks : en
  • US2117672A - Draft regulator : en
  • USD109776S - Design foe : en
  • DE660380C - Cap shoe : de en
  • DE660046C - Process for separating chlorinated rubber from its solutions : de en
  • GB485516A - Improved method of manufacturing pulp for paperboard : en
  • GB485647A - Improvements in devices for delivering measured quantities of granular or liquid substances : en
  • USD109751S - Design fob a textile fabric or sim : en
  • US2117659A - Pipe cleaning device : en
  • US2117915A - Damper winding thermal protection : en
  • AU103908B2 - Improvements in or relating to secondary emission electron discharge devices : en
  • DE660133C - Process for the production of hypodermic needles that are narrowed towards the tip : de en
  • DE660166C - Seal for locks on air raid shelters : de en
  • DE660222C - Electrical capacitor with a solid vessel surrounding the capacitor body and containing an elastic body : de en
  • GB485542A - Improvements in or relating to machines for kneading or mixing rubber and other plastic material : en
  • NL44165C - : en
  • GR7379B - AUDIO. : el en
  • FR828318A - Improvements to sights operating according to the stereoscopic principle : en fr
  • FR828499A - Improvements relating to cameras : en fr
  • FR828459A - Projectile improvements for firearms : en fr
  • GB485381A - Improvements in and connected with the separation of solid materials of different specific gravities : en
  • ES5018U - Container for coins (Machine-translation by Google Translate, not legally binding) : en es
  • FR828395A - Improvements to heat exchangers : en fr
  • GB485550A - Improvements in and relating to diaphragms for sound reproducing instruments : en
  • IT359270B - : it
  • GB485201A - Coin-freed vehicle-parking timers : en
  • DE660082C - Control panel for electrical systems with low operating voltage below 1000 volts : de en
  • GB485563A - Improvements in or relating to conveyor systems : en
  • DE660379C - Breast holder : de en
  • US2117463A - Method of producing isopulegol : en
  • DE660311C - Overlap swing, which is designed as a double-armed pendulum that can swing around a horizontal axis and is provided at one end with a counterweight for the seat support located at the other end : de en
  • GB485753A - Improvements relating to the surface hardening of hollow metal articles : en
  • AU103876B2 - Improvements in or relating tothe claws of milking machines : en
  • FR828454A - Method and installation of destruction of harmful beings : en fr
  • GB485271A - A new application of the skin of calf's head : en
  • GB485307A - New or improved apparatus for cooking fish, chipped potatoes and the like : en
  • DK54743C - Ottoman. : da en
  • US2117841A - Thickness indicator for paper making machines : en
  • FR828531A - Manufacturing process of composite metal parts in several assembled layers : en fr
  • DE660095C - Spring lid jar : de en
  • FR828439A - Improvements to devices, in particular motors and pumps or compressors, comprising a member driven by an orbital translational movement : en fr
  • GB485233A - Improvements in and relating to annealing pots or covers : en
  • FR828415A - Improvements in the production of coated welding rods : en fr
  • CA373816A - Pressure vessel safety device : en fr
  • US2117599A - Inside casing cutter : en
  • GB485242A - Improvements in or relating to vulcanizing machines and tensioning bands therefor : en
  • DE660350C - Holder for vessels resting on the stove rod or the gas supply pipe of cooking stoves and supporting itself against the stove : de en
  • GB485268A - Improvements in or relating to apparatus for making, breaking and regulating electric circuits by variations of speed : en
  • GB485227A - Improvements in or relating to strain gauges for machine frames or the like : en
  • GB485154A - A new or improved means for connecting hose to fittings or coupling lengths of hose together : en
  • US2118014A - Stock stop : en
  • DK54756C - Urkasse. : da en
  • US2117409A - Automobile seat : en
  • US2117818A - Wire rope : en
  • USD109771S - Design for a rubber heel : en
  • DE659893C - Process for the preparation of copper-containing tetrakisazo dyes : de en
  • DE660015C - High-voltage protective housing made of insulating material for liquid-cooled vacuum tubes, in particular X-ray tubes : de en
  • US2118023A - Machine tool : en
  • GB485445A - Improvements in electromagnetic relays : en
  • DE660285C - Method for stapling layers or plies of sheets, in particular exercise books : de en
  • USRE20725E - Electric fence : en
  • DE660352C - Process for the production of grain veneers from raw or chemically pretreated, dyed or uncoloured and supple wood veneers, which are layered : de en
  • US2117695A - Trimmer : en
  • US2117809A - Trick device : en
  • US2117564A - Refrigerator : en
  • FR828403A - Heavy oil sprayer for explosion engines : en fr
  • CA373807A - Electrical apparatus : en fr
  • DE660185C - Rail fastening secured against unauthorized loosening on wooden or iron sleepers : de en
  • US2117435A - Machine for use in manufacturing boiler shells : en
  • US2117946A - Spherical book : en
  • US2118016A - Sprocket for motion picture films : en
  • CA373872A - Food container : en fr
  • US2117513A - Abrasive wheel and method of making the same : en
  • US2117894A - Remote metering system : en
  • US2117385A - Ophthalmic mounting : en
  • US2118013A - Gas valve : en
  • CA373860A - Carbureter : en fr
  • US2117358A - Communication system : en
  • US2117613A - Changeable exhibitor : en
  • US2117738A - Packing for perishable victuals : en
  • US2117462A - System for measuring a component of an alternating current or an alternating voltage : en
  • US2117644A - Hydraulic shock absorber or the like damping means : en
  • USD109728S - Design for a textile fabric : en
  • GB485228A - Process for the preparation of etherified derivatives of pentahydroxy-fuchsone : en
  • GB485328A - Improvements in and relating to hand machine tools for filing or like abrading purposes : en
  • US2117417A - Static resisting glove : en
  • US2117341A - Pressure compensating register for gas meters : en
  • US2117376A - Aligning device : en
  • US2117382A - Storage battery separator : en
  • US2117704A - Roller skate : en
  • USD109745S - Design for a table : en
  • US2117357A - Well drill pipe : en
  • US2117491A - Method of dampening fabrics : en
  • US2117558A - Process for extracting nicotine from tobacco : en
  • US2117590A - Suspension arrangement for road vehicles : en
  • AU286437A - Rail chairs : en
  • GB485514A - Self-loading fire arm : en
  • US2117642A - Electric motor and means for controlling the same : en
  • CA373814A - Clamp nail : en fr
  • US2117621A - Colostomy appliance : en
  • USD109691S - Design for an upholstered chair or : en
  • US2117323A - Railway switch controlling apparatus : en
  • US2117467A - Porous niter cake pellets and method of manufacturing the same : en
  • DE660158C - Method and device for the interior lining of welded pipe connections on the construction site : de en
  • FR828495A - Process for the preparation of aromatic amino alcohols and the like : en fr
  • DE660213C - High heel nailing machine : de en
  • GB485316A - Improvements relating to metal pillars or stanchions for use in the construction of partitions for rooms and the like : en
  • GB485334A - Improvements relating to rubber tires and methods of making the same : en
  • GB485382A - Improvements in or relating to apparatus for evacuating and sealing tins, jars and like containers : en
  • GB485280A - Improvements in rotary valves : en
  • US2117817A - Method of manufacturing exchangeable calks for horseshoes : en
  • GB485552A - Method of producing colour selection pictures from multicolour master images : en
  • US2117422A - Ignition circuit : en
  • US2117478A - Curing of meats and the like : en
  • GR7376B - CYLINDERS FOR PRINTING PRINTS. : el en
  • GB485551A - Improvements in vacuum cleaners : en
  • DE660059C - Dentifrices and oral hygiene products : de en
  • AU343737A - Improvements in jack sinkers forthe cottons patent type of knitting machines and laminated parts of similar construction, andin the method of manufacturing such parts : en
  • US2117922A - Indicator and metering device : en
  • AU103879B2 - Improvements in or relating to electrolytic cells, more particularly electrolytic condensers having aliquid electrolyte : en
  • AU103882B2 - Improvements relating to mercury switches : en
  • GB485539A - Improvements in or relating to thermo-electric safety devices for gas apparatus : en
  • US2117846A - Dental impression tray and holder : en
  • US2117884A - Bracket for electric lamps : en
  • FR828307A - Electric transmission winch : en fr
  • GB485652A - Improvements in and relating to telephone systems and the like : en
  • DE660140C - Smoke pipe for steam boilers, especially locomotive boilers : de en
  • US2117535A - Wire line operated cement retainer and bridge plug : en
  • US2117906A - Shook feeding device : en
  • GB485255A - Improvements in coating composition : en
  • GB485147A - Improvements in or relating to elastic thread and method of making the same : en
  • USD109725S - Design fob a lace tablecloth : en
  • CA373772A - Natural phosphate processing : en fr
  • FR828301A - Method for producing stereoscopic color images : en fr
  • FR828379A - Process for the manufacture of articles and coverings made of rubber or rubber-like materials by using aqueous dispersions of rubber and rubber-like materials : en fr
  • FR828475A - Improvements to traffic warning systems : en fr
  • GB485347A - Improvements relating to trumpets, cornets and like wind musical instruments : en
  • GB485372A - Improvements in the treatment of artificial yarns, fabrics, films and the like : en
  • DE660214C - Feed device for loading strips : de en
  • GB485134A - Improvements in means for facilitating the starting of internal combustion engines for motor vehicles using a fuel injection pump : en
  • GB485444A - Lid clamping device for cooking pots : en
  • GB485520A - Improved device for determining the height of heels for shoes : en
  • FR828314A - Slider closures improvements : en fr
  • FR828378A - Motor-driven blower dust extractor resiliently supported in the vacuum cleaner outer casing : en fr
  • GB485140A - Improvements in torsional vibration dampers : en
  • GB485571A - Improvements relating to the heating of boiler feedwater by exhaust steam : en
  • ES5011U - A flyswatter shovel (Machine-translation by Google Translate, not legally binding) : en es
  • GB485259A - Improvements relating to electric switches employing mercury or other conducting liquid : en
  • GB485325A - Improvements in cathode glow lamps : en
  • DE660142C - Rastpanzer for blast furnaces : de en
  • FR828521A - Improvements to beaters for binders : en fr
  • US2117346A - Safety type fuse assembly : en
  • US2117438A - Cleaning composition : en
  • USD109726S - Design for a lace tablecloth : en
  • CA373846A - Sewage disposal system : en fr
  • GB485122A - Improvements relating to penstocks, sluice gates, sluice valves and the like : en
  • US2117488A - Signaling system : en
  • US2117630A - Shoe holder : en
  • US2117500A - Method of making jacketed vessels, particularly steam-jacketed boiling pans : en
  • US2117934A - Building construction : en
  • DE660230C - Chest support : de en
  • US2117293A - Plasticizer and method for manufacturing : en
  • US2117684A - Fire extinguisher : en
  • US2117815A - Method of recovering plasticizer from scrap cellulose ester products : en
  • GB485338A - Improvements in pressure die cast metallic knobs or like articles and in the method of, and means for, their manufacture : en
  • USD109700S - Design for a coat : en
  • US2117761A - Electric lighting device : en
  • US2117359A - Phthalic anhydride production : en
  • US2117553A - Washer : en
  • ES5015U - A support device for sharpening razor blades : en es
  • FR828423A - Further training in star-shaped and distributor crown type explosion engines : en fr
  • FR828517A - Device for taking the operating current of telecommunication installations from an AC distribution network : en fr
  • FR828468A - Improvement in heating installations using steam under reduced pressure : en fr
  • ES4665Y - A new elastic shutter : en es
  • US2117336A - Lasting machine : en
  • US2117419A - Insect exterminator, sterilizer, and drier : en
  • FR828598A - Secondary emission dynamic amplifier : en fr
  • US2117840A - Apparatus for face saturating porous materials in the manufacture of hard surface floor coverings : en
  • US2117466A - Cover for spectacle temples : en
  • US2117913A - Electric furnace : en
  • US2117673A - Hydraulic transmission : en
  • US2117742A - Staple driving machine : en
  • DE660107C - Process for determining the grain size of flour and dust as well as for determining the dust content : de en
  • DE660243C - Double-sided opening and closing device for vehicle doors, especially for sliding doors of railway vehicles, working with negative pressure : de en
  • USD109710S - Design for a scale : en
  • DE659956C - Process for the production of water gas in connection with the production of town gas in externally heated vertical chamber ovens : de en
  • GB485272A - Improvements in the lighting of the interior of containers, boxes, and the like : en
  • GB485478A - Improvements in the manufacture and production of valuable lubricating oils : en
  • GB485566A - Improvements in and relating to signalling devices on toy vehicles : en
  • US2117720A - Ketone-nitrile condensation products : en
  • US2117595A - Control for fluid motors : en
  • US2117731A - Azodyestuffs : en
  • GB485561A - Improvements in water softening or filtering apparatus : en
  • FR828305A - Reduction system particularly applicable to the controls of t-station adjustment members. s. f. : en fr
  • FR828481A - Single control switch for motor vehicles : en fr
  • GB485642A - Improvements in and relating to radio transmission systems : en
  • DE660167C - Accident prevention shoe : de en
  • DE660183C - Method and device for manufacturing flexible metal hoses : de en
  • FR828437A - Shoe sole device : en fr
  • GB485260A - Process for forming a transparency on a transparent plate and transparency resultingfrom said process : en
  • GB485393A - An improvement in drying machinery : en
  • GB485426A - Transmission for the driving axles of vehicles driven by electric motors : en
  • GB485443A - Improvements in process and mechanism for rolling endless lengths of metal in reversible mills : en
  • US2117754A - Photographic enlarger lamphouse : en
  • GB485638A - Improvements in petrol pumps : en
  • GB485646A - Charge storage dissector tube : en
  • US2117747A - Milk-dispensing device : en
  • US2117556A - Temperature control system for ovens heated by hydrocarbon burners : en
  • US2117427A - Method and apparatus for stenciling articles : en
  • US2117812A - Tabulating board : en
  • FR828545A - Process for printing knitted tubular fabrics : en fr
  • GB485267A - Improvements in wheel suspensions for motor and like vehicles : en
  • US2117878A - Guide control means for web material : en
  • GB485404A - Toy vehicle device : en
  • AU103873B2 - Improvements in or relating tothe production of iron from iron ore : en
  • US2117876A - Process of making a dietician's implement : en
  • DE660019C - Process for the treatment of carbonaceous substances with hydrogenating gases : de en
  • US2117343A - Tanning of hides and skins : en
  • US2117345A - Musical instrument : en
  • USD109688S - Design fob a chain : en
  • US2117440A - Speed indicating device for vehicles : en
  • US2117827A - Cellulose mixed ester composition containing an alkyl ester of a dicarboxylic aliphatic acid : en
  • DE660092C - Process for the production of combined carbonic acid and oxygen baths : de en
  • DE660153C - Device for juicing fruits : de en
  • GB485441A - Improvements in and relating to liquid fuel injection systems for internal combustion engines : en
  • FR828311A - Container : en fr
  • DK54735C - Grader. : da en
  • US2117449A - Reversible dress : en
  • US2117643A - Hydraulic shock absorber or other damping means : en
  • US2117674A - Variable or controllable pitch airscrew : en
  • FR828404A - Improvements to bottle closures : en fr
  • FR828447A - Advanced dam and combined dam and factory development : en fr
  • FR828573A - Process and installation for treating pig iron with soda and with soda-containing materials : en fr
  • DE660032C - Runner with grooved surface for electrical machines : de en
  • DE660091C - Base plates of dental prostheses made of metal : de en
  • US2117402A - Knitted fabric testing device : en
  • DE660306C - Device for pulling out sheet metal from galvanic baths : de en
  • US2117292A - Internal combustion engine : en
  • DE660398C - Tube assembly using a shunt adjustable permanent magnet : de en
  • FR828393A - Ammunition container for carrier wing of aircraft : en fr
  • CA373883A - Electric switchgear : en fr
  • GB485309A - Improvements relating to television receivers : en
  • US2117796A - Antiseptics : en
  • US2117349A - Esters of acrylic acid : en
  • GB485387A - Improvements in or relating to machines for the manufacture of glass articles : en
  • DE654347C - Plunger syringe with swiveling articulated pliers grip arms for filling tooth root canals : de en
  • FR828593A - Spark plug for combustion engines : en fr
  • US2117333A - Shoe and method of making it : en
  • USD109712S - Design for a coat : en
  • US2117375A - Unit dispensing device : en
  • US2117800A - Fluid pressure control apparatus : en
  • AU464237A - Motor vehicle driven steering wheel axle structure : en
  • GB485107A - Work-steadies for lathes, and box-tools incorporating such work-steadies : en
  • US2118007A - Process of producing alcohol by the catalytic hydrogenation of esters of carboxylic acids : en
  • GB485619A - Improvements in or relating to dielectric liquids for use in electrical apparatus : en
  • DK54742C - Fireplace with Underfiring grate. : da en
  • FR828376A - Improvements to lighters : en fr
  • GB485315A - Improvements in means for controlling refractory horses : en
  • DK54744C - Connecting elements for assembly of two parts, in particular two building construction parts. : da en
  • US2117607A - Slotted deflector flap : en
  • US2117669A - Two-row lister furrow blocker : en
  • CA373877A - Tire cleat : en fr
  • US2117328A - Shoe bottom pressing machine : en
  • US2117662A - Engine assembly : en
  • US2117378A - Settling and coagulating agent and the method for making and using the same : en
  • USD109758S - Design for a flashlight casing : en
  • DE660076C - Process for the preparation of benzene series diamino alcohols : de en
  • DE660085C - Rivets for holding metal stacks together for electrical machines : de en
  • IE14589L - Bituminous emulsion for roadmaking : en
  • US2117306A - Machine for applying pressure to shoe bottoms : en
  • AU103870B2 - An improved dog muzzle for racing greyhounds and savage dogs : en
  • US2117322A - Shock absorber for fishing lines : en
  • US2117765A - Vegetable peeling machine : en
  • US2117905A - Transportation device : en
  • US2117321A - Manufacture of new polymerization products : en
  • US2117685A - Dispensing device : en
  • US2117468A - Refrigerating apparatus : en
  • US2117654A - Power transmission mechanism : en
  • US2117750A - Liquid handling mechanism : en
  • US2118021A - Improvements in machine tool : en
  • US2117304A - Electric feeler mechanism for looms : en
  • US2117961A - Apparatus for transfer of heat : en
  • DE660069C - Slide lock : de en
  • FR828337A - Gyroscope direction or position indicator : en fr
  • AU103918B2 - Electrolytic process forthe extraction of metallic manganese : en
  • CA373835A - Abrasive article and cement : en fr
  • US2117838A - System of control for electrically operated lifts : en
  • US2117565A - Electricity theft prevention device : en
  • US2117443A - Eraser holder : en
  • US2117511A - Oil furnace : en
  • US2117904A - Polyphase detachable meter : en
  • USD109729S - Design for a chair : en
  • AU191137A - Improvement in glass : en
  • CA373803A - Electrical apparatus : en fr
  • CA373770A - Mercury arc starter : en fr
  • DE660099C - Method of making clothespins : de en
  • GB485254A - Improvements in the deacidification of chrome leather : en
  • AU103892B2 - Improvements in apparatus for mowing lawns and grasslands : en
  • US2117969A - Tie holder : en
  • FR828508A - Method for ensuring normal disposition of milk to curdling, and normal disposition of milk, cream, curd and cheese to acidification : en fr
  • GB485423A - Safety device for gas apparatus, and gas apparatus incorporating such device : en
  • USD109773S - Design fob a flacon : en
  • US2117437A - Coin controlled dispensing apparatus : en
  • DE660117C - Method of treating wheat : de en
  • US2117426A - Azo dyes : en
  • US2117606A - Curtain suspension and curtain reeving appliance : en
  • US2117614A - Production of fast dyeings : en
  • USD109714S - Design fob a finger ring or similar : en
  • DE660283C - Vibrating wet setting machine : de en
  • CA373881A - Tire rim : en fr
  • US2117671A - Vanity case : en
  • CA373818A - Radio receiver : en fr
  • DE660174C - Thread tensioning device for slip frame : de en
  • FR828592A - Razor with interchangeable blade and swivel blade press handle : en fr
  • GB485344A - Improvements in apparatus for adding predetermined quantities of one liquid to another : en
  • FR828491A - Process and devices for the preservation and improvement of bakery and other doughs : en fr
  • FR828353A - Improvements in processes and equipment for descaling boilers : en fr
  • GB485156A - An improved tunnelling shield or travelling cofferdam : en
  • FR828345A - Water-insoluble disazo dyes, intermediate products suitable for the manufacture of these dyes and process for the preparation of these various substances : en fr
  • FR828323A - Improvements to vacuum brake devices for railways and other vehicles : en fr
  • GB485557A - Improvements in or relating to the recording or transmission of sound by electrical means : en
  • US2117538A - Cement basket : en
  • US2118018A - Water cooled die for forming disk wheels : en
  • US2117982A - Lane marker : en
  • CA373811A - Firearm : en fr
  • CA373837A - Soap dish for sinks : en fr
  • CA373787A - Electric discharge device : en fr
  • CA373844A - Railway traffic controlling apparatus : en fr
  • US2117690A - Display case : en
  • US2117963A - Speed control : en
  • US2117285A - Stick hanger : en
  • US2117555A - Assembler mechanism of typographical composing machines : en
  • CA373865A - Pipe joint : en fr
  • DE659967C - Transmitter amplifier for modulated electrical oscillations : de en
  • DK54748C - Oil bath drive for Mejemaskiners Skæreværk. : da en
  • FR828405A - Lift corrector for motor vehicles or towed vehicles against the effects of centrifugal force in bends, and against the effects of unevenness of the load-bearing ground : en fr
  • GB485138A - Improvements in track shoes for endless treads for vehicles : en
  • GB485213A - Improvements in or connected with brooms, brushes and the like : en
  • GB485588A - Improvements in and relating to the manufacture of sheets for cabinet and joiner's work : en
  • US2117756A - Electric lighting device : en
  • DE660080C - Method for transmitting warning signals to aircraft in flight : de en
  • US2117820A - Electrical relay : en
  • GB485343A - Improvements relating to wobbler mechanism : en
  • US2117459A - Tooth brush holder : en
  • US2117635A - Optical illusion device : en
  • US2117656A - Garment hanger : en
  • US2117627A - Clothes drier : en
  • US2117355A - Process of waterproofing sheet material : en
  • US2117855A - Printing telegraph system and apparatus : en
  • DE660255C - Sieve wheel for potato harvesters : de en
  • FR828434A - System for fixing spokes to the rims of bicycle wheels and the like : en fr
  • US2117297A - Preinjection fluid : en
  • US2117996A - Housing structure and its construction : en
  • US2117367A - Fuel injection valve : en
  • US2117524A - Spring and air cushion : en
  • GB485336A - The dyeing of cellulose esters and ethers : en
  • US2117601A - Compressor structure : en
  • US2117694A - Shutter mechanism for moving picture cameras : en
  • US2117744A - Staple driving machine : en
  • USD109716S - Design for an incandescent lamp : en
  • CA373838A - Bathing trunks : en fr
  • CA373791A - Valve assembly : en fr
  • US2117562A - Trailer hitch : en
  • USD109752S - Design fob a barrel or similar con : en
  • USD109767S - Design for a perfume bottle : en
  • DE660090C - Safety device for burner combustion systems : de en
  • US2117945A - Meter cabinet : en
  • AU353537A - Improved resilient pad for use in conjunction with horseshoes : en
  • DK54751C - Filling pen. : da en
  • US2117296A - Dispensing package for liquids : en
  • USD109685S - Design for a dress : en
  • US2117334A - Monoazo dyestuffs and their production : en
  • US2117403A - Toilet accessory : en
  • USD109718S - Design fob a coat : en
  • US2117460A - Paper box making machine and method of folding : en
  • US2117582A - Electrical circuit tester : en
  • DE659931C - Automatic hose connector of an automatic claw coupling, especially for rail vehicles : de en
  • FR828357A - Improvements to studs, pins, etc., threaded and others : en fr
  • US2117651A - Rod cleaning machine : en
  • US2117781A - Liquid fuel burning apparatus : en
  • FR828388A - Beater-vacuum utensil for vacuum cleaners : en fr
  • GB485332A - Apparatus for the measurement of fluid flow : en
  • GB485468A - Improvements in or relating to the transfer and setting-up of collapsed cartons : en
  • DE660294C - Joint for toilet seats : de en
  • GB485582A - Improvements relating to floor and like construction : en
  • US2117288A - Brake adjuster : en
  • US2117650A - Rotary sleeve valve for internal combustion engines : en
  • US2117939A - Glass pane holding device : en
  • US2117917A - Automatic grinding machine : en
  • AU252337A - Improvements in or relating to secondary emission electron discharge devices : en
  • US2117276A - Draw-off connection for heat-insulated containers : en
  • US2117874A - Electric capacitor : en
  • DE660161C - Atomizers, in particular for the atomization of pulp waste liquor in an incinerator : de en
  • GB485366A - Improvements in and relating to lighting fittings : en
  • DE660289C - Die setting and line casting machine with adjustable saw for cutting off the ejected lines : de en
  • US2117552A - Trolley and current collector means : en
  • DE660152C - Device for connecting the spar halves of composite stretchers : de en
  • US2117482A - Clutch-lever plate : en
  • USD109703S - Design fob a coat : en
  • NL43114C - : en
  • US2117533A - Drill collar float valve for well drilling strings : en
  • US2117501A - Decorating device structure : en
  • US2117767A - Electrocuting trap : en
  • US2117942A - Thermometer : en
  • DE660329C - Process for the production of a seawater- and corrosion-resistant rust protection paint on metal : de en
  • GB485446A - Improvements in or relating to buttons : en
  • US2117581A - Air change means for window glass insulation systems : en
  • AU89937A - Improvements in apparatus for mowing lawns and grasslands : en
  • GB485319A - Improvements relating to the liquid treatment of fibre and apparatus therefor : en
  • US2117970A - Process for making preformed abrasive articles : en
  • USD109760S - Design fob an alphabet for forming : en
  • US2117670A - Salinity indicator : en
  • AU412337A - Improvements in or relating ot methods of making a steel alloy for permanent magnets : en
  • CA373801A - Capacitor protective device : en fr
  • AU103911B2 - Improvements in jack sinkers forthe cottons patent type of knitting machines and laminated parts of similar construction, andin the method of manufacturing such parts : en
  • US2117397A - Insulated car wall : en
  • US2117889A - Power transmission system : en
  • US2117430A - Prayer rail : en
  • US2117803A - Vacuum distillation process : en
  • GB485353A - Improvements in or relating to radio relay systems : en
  • GB485529A - Improvements in and relating to light sensitive devices : en
  • AU177037A - Improvements in and relating to internal combustion engines having an auxiliary piston : en
  • US2117964A - Loop-forming and attaching device : en
  • AU103913B2 - Combustion gas operated turbine : en
  • USD109742S - Design for a textile fabric : en
  • USD109704S - Design for a finger ring mounting : en
  • GB485626A - Improvements in or relating to thermionic valves : en
  • US2117530A - Vending machine : en
  • US2117370A - Cigarette dispensing device : en
  • AU103889B2 - Gate for thermoplastic mold : en
  • US2117497A - Method of purifying carbon or graphite : en
  • US2117958A - Stripper for drum driers : en
  • DE660122C - Device for driving picture sound film devices, in particular narrow-film picture sound devices : de en
  • CA373833A - Refrigerator : en fr
  • AU172337A - Method of and apparatus forthe alluvial treatment of mineral bearing materials : en
  • AU284037A - Improvements in and connected withthe construction of hall bearings : en
  • DE660264C - Holder for a bicycle replacement tube : de en
  • DE660088C - Process for the production of a floor cleaning agent : de en
  • FR828479A - Lubricant compressor device : en fr
  • GB485489A - Improvements in high pressure mercury vapour electric discharge lamps : en
  • CA373812A - Lysergic acid hydrazide : en fr
  • NL43343C - : en
  • CA373870A - Centrifugal separator : en fr
  • FR828502A - Method for producing photographic and cinematographic images in several colors : en fr
  • US2117287A - Measuring device : en
  • US2117493A - Pump : en
  • FR828397A - Improvements to keys and locks : en fr
  • AU103898B2 - Improvement in glass : en
  • DE660086C - Device for noise dampening on electrical machines : de en
  • US2117892A - Circuit breaker : en
  • US2117505A - Refrigerating cabinet : en
  • CA373824A - Phthalocyanine dyestuff : en fr
  • AU103888B2 - Method and apparatus for polishing thermoplastic articles : en
  • CA373788A - Electric discharge lamp device : en fr
  • DE660216C - Casting mold for the production of rough-headed cinder blocks : de en
  • DE660373C - Process for precipitating calcium carbonate from saccharate solutions by means of carbonic acid : de en
  • US2117312A - Surgical instrument : en
  • US2117451A - robertson : en
  • FR828552A - Perpetual motion hydraulic motor : en fr
  • FR828496A - Improvements to cinematographic projection devices for private use : en fr
  • CA373882A - Concrete patch : en fr
  • FR828527A - Improvements to manometric capsule measuring devices : en fr
  • US2117687A - Squeezer and cutter : en
  • GB485385A - Improvements in locks for containers, such as money savings boxes and the like : en
  • USD109753S - Design for a jar : en
  • AU172737A - Improvements in or relating tothe production of iron from iron ore : en
  • CA373802A - Variable inductance : en fr
  • GB485476A - Improvements in and relating to electric incandescent lamps : en
  • DE660278C - Axle guide, especially for rear axles of motor vehicles suspended by coil springs : de en
  • CA373782A - Athletic shoe : en fr
  • CA373866A - Wick control device : en fr
  • GB485212A - Improvements in or relating to boxlike containers or receptacles : en
  • GB485452A - Improvements in processes for producing antirachitic substances : en
  • FR828386A - Improvements to variable-curvature lift wings : en fr
  • US2117514A - Thermostatic switching mechanism : en
  • US2117573A - Rotary pump : en
  • US2117965A - Grinding device : en
  • FR828394A - Aircraft auxiliary wing : en fr
  • GB485383A - Improvements in centrifugal compressors : en
  • GB485430A - Device for forming slots in window frames : en
  • FR828585A - Advanced comb combined with an automatic dispenser of brilliantine, tincture, insecticide, perfume or other liquid : en fr
  • GB485504A - Improvements in or relating to insulating materials and apparatus for the manufacture thereof : en
  • GB485508A - Improvements in plastic refractory materials, and processes for producing the same : en
  • GB485238A - Derivatives of aromatic ortho-hydroxy carboxylic acids : en
  • GB485558A - Improvements in or relating to the recording or transmission of sound by electrical means : en
  • ES4163Y - Devices for fixing sheets to blocks, notebooks or changeable sheets cards : en es
  • GB485339A - Improvements in and relating to shock absorbing means for vehicle wheels : en
  • GB485484A - Improvements relating to receptacles for smokers' ash : en
  • GR7381B - FRUIT BUTTERS AND METHOD OF MAKING THEM. : el en
  • USD109765S - Design for a bracelet : en
  • GB485449A - Process and apparatus for the supply of bottles to bottle-washing machines : en
  • FR828507A - Arrangement for landings with limited space available : en fr
  • GR7374B - CONVERTING SYSTEM OF CONVENIENT OVENS IN STEAM OVENS. : el en
  • FR828485A - Gas mixer supplying carbureted air for gas powered internal combustion engine : en fr
  • GB485517A - Improvements in wrenches : en
  • US2117810A - Rock drill with blowing device : en
  • US2117935A - Removable inner barrel for air guns : en
  • US2117307A - Electrical distribution system : en
  • DK54747C - Clock-operated Saving Machine, especially Spareur. : da en
  • FR828445A - Improvements in the manufacture of elastic fabrics : en fr
  • GB485469A - Improvements in and relating to the production of sound films : en
  • GB485220A - Improvements in electrodes and other articles made from nickel or nickel alloy : en
  • FR828429A - Automatic and manual bread cutting machine : en fr
  • FR828471A - Improvements to electromagnetic receivers and more specifically to mobile magnet receivers : en fr
  • US2117303A - Constant leakage system for hydraulic apparatus : en
  • US2117267A - Gauge : en
  • US2117615A - Instrument closure plate : en
  • GB485256A - Improvements in safety or relief valves : en
  • US2117620A - Calculating machine : en
  • US2117770A - Contact glass construction : en
  • GB485142A - Improvements in or relating to the manufacture of alcohols and ethers : en
  • US2117549A - Flexible form for masonry structures : en
  • DE660235C - Oven for smoldering solid or doughy carbonaceous substances : de en
  • GB485273A - Improvements in immersion electric heater elements : en
  • FR828367A - Combined water closet, urinal and Turkish seat device : en fr
  • FR828477A - Foldable and towable hut : en fr
  • FR828544A - Two-stroke internal combustion engine : en fr
  • FR828336A - Single mast shelter with deployable cover : en fr
  • FR828599A - Image scanning tube, especially for television : en fr
  • US2117489A - Flat slab construction : en
  • US2117631A - Process of softening water : en
  • DE660128C - Plant for the production of sugar-free feed water in sugar factories : de en
  • USD109749S - Design for an arm rest for a glider : en
  • AU103926B2 - Improvements in vertical carbonising, retorts : en
  • GR7375B - MEANS AND METHOD FOR THE PREVENTION OF IRON TILE CONCRETE PLATED COVERED AREAS FROM SOLAR HEAT AND COLD. : el en
  • FR828420A - Articulated bogie, in particular for relatively light electric traction vehicles : en fr
  • GB485506A - Improvements in or relating to heat insulating cements : en
  • GB485573A - Improvements in and relating to percussion fuzes for projectiles : en
  • GB485576A - Improvements in or relating to apparatus for evacuating and sealing tins, jars and the like : en
  • FR828487A - Projectile improvements : en fr
  • GB485263A - Improvements in or relating to adjustable easy chairs : en
  • DE660106C - Procedure for testing the mobility of liquid metals : de en
  • DE660348C - Ignition device for solid fuels for furnace and stove firing with burners pivoted into the grate area : de en
  • US2117867A - Section insulator with magnetic blow-out : en
  • DE660217C - Dam for dams with an inner, resiliently arranged sealing wall made of sheet steel : de en
  • US2117739A - Signaling system : en
  • CA373815A - Printing apparatus : en fr
  • ES143542A1 - Mechanical oven for the manufacture and refining of the "Masicot". : en es
  • US2117633A - Roller thrust bearing : en
  • FR828372A - Die for the manufacture of glass fibers, threads and the like : en fr
  • GB485620A - Improvements in electron multipliers : en
  • GB485457A - Compression refrigerating machine with lubricant circulation : en
  • DE660392C - Process to reduce the disruptive influence of undesired resonance points, especially for radio equipment : de en
  • CA373852A - Electric motor : en fr
  • FR828342A - Silica gel manufacturing process : en fr
  • US2117315A - Treating soya beans : en
  • US2117391A - Casement sash : en
  • US2117408A - Detachable pouring spout : en
  • US2117864A - Comestible container : en
  • US2117923A - Gear head for freezers : en
  • DE660211C - Valve for air hoses : de en
  • FR828556A - Improvements in the treatment of charges supplied to internal combustion engines : en fr
  • GB485579A - Improvements in or relating to liquid-insulated a.c. electric circuit-breakers : en
  • AU103869B2 - Improvements in or relating tothe manufacture of alkali metal alcoholates and derivatives thereof : en
  • US2117893A - Oil circuit breaker : en
  • US2118020A - Machine tool : en
  • USD109723S - Design for a doll : en
  • US2117273A - Apparatus for removing oil from water : en
  • US2117526A - Pinhole gauge : en
  • US2117753A - Windmill : en
  • DE660104C - Glasses frame : de en
  • DK54736C - Release mechanism for compressed air brakes. : da en
  • FR828457A - Upgrade to Armored Turrets : en fr
  • FR828549A - Gas detector : en fr
  • CA373808A - Coin-freed vending machine : en fr
  • GB485139A - Improvements in or relating to horizontally sliding sash window frames and the like : en
  • GB485208A - Improved draught-excluding means for windows of the sliding sash type : en
  • GB485604A - Improvements in photographic sensitive emulsions : en
  • US2117686A - Combined desk and seat : en
  • US2117880A - Magnetic reciprocating hammer : en
  • GB485198A - Improvements in the treatment of artificial yarns, fabrics, films and the like : en
  • GB485575A - Improvements in or relating to heat meters : en
  • GB485481A - Improved arrangements for preventing operation of latch mechanisms : en
  • GB485574A - Improvements in devices for the automatic control of the speed or power of engines : en
  • US2117788A - Aeroplane propeller : en
  • DK54740C - Three- or multiphase Transformer. : da en
  • US2117658A - Ice making method and apparatus : en
  • US2117724A - Apparatus for bending metal tubes and like hollow bodies : en
  • US2118017A - Electrical insulation : en
  • DE660115C - Food containers : de en
  • GB485235A - Improvements in and relating to the counterbalancing of weights : en
  • US2117431A - Esters of leucoacylamino-anthrapyrimidines : en
  • US2117310A - Fan unit : en
  • FR828365A - Disinfectant and deodorant liquid injector-dosing device for all sanitary appliances and more particularly the bowls of water closets : en fr
  • FR828356A - Electric discharge vessel : en fr
  • FR828391A - Hygienic accessory fittings for telephone transmitters pavilions : en fr
  • AU131237A - Combustion gas operated turbine : en
  • CA373859A - Railing : en fr
  • IE15038L - Electric circuit breakers : en
  • US2117985A - Soil-plasticity testing apparatus : en
  • US2117726A - Valve : en
  • GB485583A - Improvements in or relating to radio direction finders : en
  • GB485614A - Improved process of distillation of linseed and similar oils : en
  • GB486055A - Improvements in or relating to a process for the manufacture of a stable, liquid, vitamin-containing preparation : en
  • USRE20731E - Reflecting unit : en
  • GB485471A - Improvements in electric switch and like cover plates : en
  • FR828571A - Electromagnetic wave transmission systems : en fr
  • GB485639A - Metal bodies filled with substance to provide solid bodies : en
  • GB485458A - Improvements in and relating to punches for perforating papers for filing : en
  • GB485467A - Improvements in or relating to liquid pressure remote control systems : en
  • FR828470A - Method and device for the purification or dedusting of gas or for the purification and dedusting : en fr
  • GB485106A - Improved manufacture of threads from viscose : en
  • GB485428A - Improvements in or relating to electron discharge tube amplifiers : en
  • FR828343A - Improvements to the stabilization of sensitive photographic products : en fr
  • FR828525A - Improvements to braking mechanisms for motor vehicles : en fr
  • GB485356A - Improvements in and relating to vacuum-tight connections between ceramic material and metal : en
  • GB485119A - Improvements in television : en
  • FR828519A - Device for adjusting the voltage at the neutral point of three-phase transformers : en fr
  • FR828366A - Electric cooker : en fr
  • US2117450A - Bonding rail joint tie : en
  • USD109770S - Design for a rubber heel : en
  • DE660149C - Strong gas heated chamber furnace with recuperative air preheating : de en
  • GB485465A - Improvements in or relating to flush window panes for vehicles : en
  • GB485645A - Improvements in cathode ray tubes : en
  • DE660271C - Speed regulation device for drives : de en
  • GB486009A - Improvements relating to the production of light or coloured road surfaces, floorings and the like : en
  • GB485397A - Improvements relating to pressure gauges : en
  • FR828518A - Process for making hosiery articles and articles conforming to those obtained by the process : en fr
  • GB485143A - Improvements in or relating to alloys for permanent magnets : en
  • DE660199C - Cover grille : de en
  • FR828425A - Improvements to devices intended for handling fluids : en fr
  • FR828362A - Improvements to logs and nestable crates : en fr
  • USD109683S - Design fob a negligee : en
  • GR7382B - AUTOMATIC SECURITY DOOR OF FUNDS, BANKS, HORSE RACING AND SIMILAR. : el en
  • GB485538A - Improvements in and connected with cartons for retaining sweetmeats and for like purposes : en
  • GB485495A - Improvements in and relating to phase changing arrangements : en
  • GB485636A - Automatic recording and reproduction device for telephone conversations whereby the reproduction as also the receipt can be operated from any desired telephone instrument : en
  • FR828387A - Signaling systems : en fr
  • DE660188C - Travel lock device for rail vehicles : de en
  • GB485197A - Improvements in or relating to jewellery, ornaments and other small articles made ofwire : en
  • GB485289A - Improvements in and relating to alarm clocks and alarm watches : en
  • GB485648A - Improvements in or relating to expansion engines : en
  • DE660154C - Desk drawer with built-in typewriter : de en
  • GB485357A - Improvements in or relating to score boards for the game of darts and other games : en
  • US2117645A - Hydraulic shock absorber and the like damping means : en
  • US2117775A - Fastening device : en
  • DE660267C - Firearm stored in a carriage and adjustable with a shoulder rest : de en
  • GB485464A - Improvements in joint-forming metal rings for the pistons of internal combustion engines and for like purposes : en
  • DE660187C - Low loader vehicle : de en
  • GB485133A - Improvements in packings for journal boxes and the like : en
  • GB485293A - Improvements in or relating to apparatus for drawing plastic material : en
  • GB485513A - Improvements in and relating to methods of forming vacuum-tight joints : en
  • US2117696A - Pothead : en
  • US2117764A - Adjustable helmet sweat : en
  • US2117266A - Food form : en
  • US2117717A - Bolt : en
  • AU103922B2 - Improvements in or relating tothe preparation of suspensions of titanium pigments : en
  • DE660131C - Optical smoke alarm system : de en
  • GB485420A - Improvements in or relating to wiper switches for use, for instance, in telephone systems : en
  • DE660094C - Process for deoxidizing or deoxidizing and carburizing steel or cast iron by means of reducing gases : de en
  • USD109791S - Design fob a perforate protector : en
  • FR828576A - Improvements made to positive couplings with synchronizer, particularly those for variable speed transmissions : en fr
  • DK54755C - Dryer. : da en
  • US2117317A - Bullet hole gauge : en
  • US2117384A - Ophthalmic mounting : en
  • US2117335A - Scale pencil holder : en
  • GB485377A - Improvements in the manufacture and production of aminoketones : en
  • GB485580A - Improvements in or relating to equipment for recording particulars regarding telephone or like calls : en
  • DE660145C - Electrical circuit breaker installed in a switch cell of the open cell design : de en
  • DE660292C - Oil burner with incrementally stacked rotating atomizer beakers : de en
  • FR828506A - Improvements to pocket watches and wristwatches : en fr
  • DE660165C - Steering device for trailers of motor vehicles with at least two pairs of steerable wheels : de en
  • US2117340A - Stepless change gear : en
  • US2117534A - Well cementing device : en
  • US2117863A - Electrically driven compressor : en
  • FR828530A - Punch Card Checkers Improvements : en fr
  • GB485418A - Improvements in and relating to container packings : en
  • DE660093C - Core blowing machine : de en
  • DE660193C - Device for stepless regulation of the speed of DC motors : de en
  • US2117278A - Fruit corer : en
  • CA373762A - Rock drill : en fr
  • DE660053C - corset : de en
  • GB485226A - Improvement in alloy : en
  • IE15051L - Valve tappets for internal combustion engines. : en
  • FR828369A - Process for the preparation of lubricants and for the lubrication of metal surfaces : en fr
  • DE660302C - Silencer for internal combustion engines, in which the exhaust gases are passed several times in succession through brushes : de en
  • GB485221A - Method of making gas masks : en
  • FR828538A - Improvements with stabilized chlorinated solvents and process for stabilizing these solvents : en fr
  • USD109722S - Design for a lace tablecloth : en
  • AU103949B2 - Relaxation coupling for television receiving tubes : en
  • DE660147C - Arrangement for the automatic maintenance of the speed of several shunt motors fed by a common Leonard generator, individually provided with armature series resistors : de en
  • FR828586A - Indicator device for apartments, etc. : en fr
  • GB485192A - Improvements in and connected with manhole, drain, and like covers and cover frames : en
  • GB485262A - Improvements in or relating to easy chairs : en
  • AU103901B2 - Improvements in knives : en
  • CA373774A - Modulation system : en fr
  • US2117350A - Weaving needle : en
  • US2117490A - Hair curling clamp : en
  • US2117789A - Means for introducing and mixing chemicals into an oil stream : en
  • US2117519A - Grille guard for automobiles : en
  • US2117740A - Liquid fuel burner : en
  • US2118002A - Electron discharge tube : en
  • US2117574A - Remote control device for radio apparatus : en
  • US2117825A - Eye-muscle exerciser : en
  • CA373813A - Clamp nail or fastener : en fr
  • US2117269A - Frame construction : en
  • DE660172C - Clamping and locking device for the tires of boxes, bales and similar packs : de en
  • DE659971C - Arrangement to avoid recoil in rolling mills with a common electric motor drive for several work scaffolds : de en
  • US2117890A - Lamp shade : en
  • US2118001A - Process for hydrogenating carbonyl compounds and catalyst therefor : en
  • AU103871B2 - Improved method of and apparatus forthe utilisation ofthe refrigerant in ammonia absorption refrigerators : en
  • US2117768A - Clock thermostat : en
  • DK54745C - Circular saw with movable table. : da en
  • GB485229A - Improvements in or relating to boxlike containers or receptacles : en
  • US2117839A - System of control for electrically operated lifts : en
  • USRE20727E - Electron discharge device : en
  • DE660124C - To a writing device, e.g. B. a fountain pen, pencil o. The like., Clampable electrical lighting device : de en
  • DE660218C - Waste sink with under shower : de en
  • GB485116A - Manufacture of disazo-dyestuffs insoluble in water : en
  • US2117660A - X-ray apparatus : en
  • AU103905B2 - Improved ointment specially forthe treatment of ringworm : en
  • CA373867A - Women's undergarment : en fr
  • USD109709S - franklin : en
  • US2117465A - Pocket holding device : en
  • AU413537A - Improvement in mold insert clamp : en
  • CA373884A - Optical appliance : en fr
  • USD109689S - Design for a combined hood and cape : en
  • US2117881A - Fuel oil burner : en
  • US2117883A - Finishing molding for upholstering : en
  • CA373771A - Condensation product : en fr
  • FR828411A - Folding furniture : en fr
  • FR828572A - Water-insoluble azo dyes and process for their preparation : en fr
  • CA373794A - Circuit protective apparatus : en fr
  • GB485252A - Improvements in or relating to sidelay mechanisms for sheet-feeding machines : en
  • US2117862A - Street lighting fixture : en
  • US2118015A - Indexing station type machine : en
  • DE660170C - Arrangement for the remote transmission of several measured quantities, pointer positions, commands or the like. : de en
  • DE659884C - Process for the production of liquid air or liquid oxygen : de en
  • GB485311A - Improvements relating to weighing scales : en
  • GB485459A - Improvements in toy ticket punches : en
  • AU134937A - Improvements in and connected withthe electric circuits of internal combustion engines and/or of associated apparatus : en
  • AU103907B2 - Single-faced perpetual calendar device : en
  • AU319737A - An improved fabric-covered sponge rubber strip : en
  • CA373885A - Funis clamp : en fr
  • CA373871A - Bottle stopper : en fr
  • US2117347A - Wrapping article : en
  • USRE20730E - Process fob recovering hydrocar- : en
  • US2117330A - Method and machine for use in shaping uppers over lasts : en
  • US2117728A - Driven member for friction clutches : en
  • US2117759A - Electric lighting device : en
  • US2117421A - Throttle valve control means : en
  • US2117602A - Mineral oil composition : en
  • US2117741A - Staple driving machine : en
  • US2117721A - Telephone system : en
  • US2117829A - Construction of gasometer roof tanks : en
  • GB485203A - Improved means for securing immersion heaters and other fittings to plates, tanks and the like : en
  • US2117458A - Mattress tufting machine : en
  • USD109708S - Design for a space heater : en
  • US2117869A - Circuit controlling device : en
  • DE660233C - Cord opener for tissue : de en
  • GB485202A - Improvements in presses for the extrusion of lead sheaths for cables : en
  • GB485427A - Improvements in or relating to electric discharge devices utilising electron multiplication : en
  • NL43218C - : en
  • USD109782S - Design for a combination knitted : en
  • DE660162C - Connection of the wire ends of wire cloth, especially metal cloths for paper production : de en
  • US2118005A - Electric cable : en
  • US2117418A - Plaited rubber article and method of making the same : en
  • US2117834A - Refrigerating apparatus : en
  • US2117566A - Sliced bread holder : en
  • USD109735S - Plug connecter : en
  • USD109715S - Design for a chair : en
  • US2117576A - Means for changing the magazines of typographical composing machines : en
  • FR828588A - Improvement in the establishment of pistons for explosion or combustion engines : en fr
  • GB485108A - Improvements in or relating to the manufacture of esters : en
  • GB485314A - Manufacture of nitrobenz aldehydes of the di- and polyarylether series : en
  • US2117587A - Electrical conversion system : en
  • US2117499A - Combination ironing board and bench for breakfast table : en
  • US2117791A - Dispenser : en
  • GB485295A - Coin-freed apparatus for controlling the extent of use, or availability for use, of machines : en
  • DE660163C - Background for cinematographic combination shots : de en
  • CA373821A - Photographic multi-colour picture production : en fr
  • GB485535A - Improvements in or relating to percussion fuzes for explosive shells or projectiles : en
  • US2117610A - Motor fuel : en
  • AU103909B2 - Improvements in and connected withthe construction of hall bearings : en
  • AU103919B2 - An improved attachment for use on golf bags andthe like : en
  • CA373806A - Buried transformer : en fr
  • DE660137C - Filter body, especially for gas oil : de en
  • DE660226C - Crane control, especially for aircraft lifting cranes : de en
  • DE660303C - Ball joint : de en
  • GB485543A - Process of treating greased wool : en
  • AU365437A - Improvements in or relating to prepayment mechanism for gas meters : en
  • CA373825A - Phthalocyanine dyestuff : en fr
  • FR828306A - Electrical transmission system for boats : en fr
  • GB485300A - Improvements in and relating to viscosimeters : en
  • US2117902A - Molded article : en
  • FR828381A - Improvements to weighing devices : en fr
  • FR828324A - case intended to contain coins and to indicate the number of these coins : en fr
  • US2117984A - Method of refining wax : en
  • GB485643A - Improvements in cores for high frequency electrical inductance and the like coils : en
  • US2117332A - Ice cream freezer : en
  • US2117452A - Cut seaming machine : en
  • US2117774A - Port closure device : en
  • US2117715A - Lock and latch : en
  • DE660186C - Motor vehicle, in particular rail vehicle, with one or more flywheels for storing kinetic energy : de en
  • GB485115A - Improvements in the manufacture of polyvinyl chloride polymerisates : en
  • GB485352A - Improvements in and relating to electric discharge devices : en
  • GB485488A - Improvements in rotary supercharging blowers : en
  • FR828414A - System for blocking and controlling the actuation of cash registers and similar machines : en fr
  • GB485475A - Improvements relating to automatic gate-opening gear : en
  • US2117578A - Thermostat assembly : en
  • GB485421A - Improvements in or relating to switches of the type use in automatic telephone systems : en
  • US2117360A - Aeroplane structure : en
  • US2117975A - Elastic fabric : en
  • US2117432A - Process and apparatus for impregnating fibrous sheet material : en
  • AU440137A - Improvements in and relating to spring rings or circlips : en
  • GB485126A - Educational palettes or value control palettes : en
  • DE660127C - Deep digger : de en
  • GB485442A - Improvements in and relating to liquid fuel injection systems for internal combustion engines : en
  • GB485367A - Improvements relating to collapsible portable huts, tents and the like : en
  • US2117366A - Coating material : en
  • USD109721S - Design for a dress : en
  • GB485650A - Improvements in or relating to ball and roller bearings : en
  • GB485132A - Improvements in television : en
  • GB485447A - Improvements in and relating to cartons or containers : en
  • GB485429A - Improvements in or relating to expansible packings for piston rods and the like : en
  • CA373849A - Fastener : en fr
  • FR828488A - Folding device which can form a seat, table or the like : en fr
  • CA373836A - Vulcanizing press : en fr
  • FR828406A - Solid fuel fireplace : en fr
  • GB485348A - Improvements in continuous heating furnaces : en
  • GB485855A - Obstruction light for overhead conductors : en
  • GR7371B - APPLIANCE FOR DISSOLUTION OF OLD TARTARS AND PREVENTION OF FORMATION OF NEW SUCH TEMPERATURE BOILERS. : el en
  • US2117677A - Railway switch control apparatus : en
  • USD109743S - Design for a textile fabric : en
  • FR828373A - Rangefinder comprising an optical system to be focused on the distance of the object and providing an image of this object : en fr
  • FR828492A - Convertible telephone set : en fr
  • GB485395A - Means for preventing the formation of ice on the wings and/or fuselage of aircraft : en
  • FR828385A - Pre-ignition chamber for diesel engines : en fr
  • GB485522A - Improvements in wheeled gun carriages : en
  • US2117940A - Wicket gate : en
  • USD109787S - Design for a dress : en
  • US2117987A - Enclosed electric switch : en
  • FR828409A - Tap with lubricating device : en fr
  • DE660134C - Double drum washing machine for underfiring with hot water tank : de en
  • US2117637A - Circular relief grinder : en
  • US2118019A - Shoehorn : en
  • USD109687S - Design for a dress : en
  • AU103884B2 - Improvements in or relating to methods of manufacturing a layer ina glass state ona substratum and bodies obtained in this manner : en
  • GB485120A - Improvements in or relating to relaxation oscillation generators : en
  • GB485505A - Improvements relating to the manufacture of products containing vermiculite : en
  • FR828566A - Sport shoe : en fr
  • GB485424A - Improvements in reciprocating pumps and compressors : en
  • GB485503A - An improved process of expanding or exfoliating vermiculite and other similar mineral substances : en
  • GB485640A - Improvements in or relating to hot fluids saturating and cooling systems : en
  • GB485137A - Improvements in folding mechanism for use in printing machines : en
  • FR828550A - Hard metal alloy : en fr
  • FR828398A - Method and apparatus for stamping metallic objects and objects resulting from the application of this method or apparatus : en fr
  • FR828458A - Improvements to installations ensuring the supply of fuel to internal combustion engines fitted to locomotive vehicles : en fr
  • GB485148A - Method of manufacturing tubes, especially artificial sausage skins : en
  • GB485244A - Improvements in or relating to the low and medium temperature carbonization of fuels : en
  • ES4161Y - Device for the binding of perforated sheets by means of two or more receiving rings : en es
  • GB485236A - Improvement in composite garment : en
  • FR828327A - Internal combustion engine without connecting rods or crankshaft : en fr
  • GB485130A - Improvements relating to rolling mills : en
  • DE660228C - Device for dehumidifying water : de en
  • DE660208C - Air suspension with shock absorption device, especially for motor vehicles : de en
  • DE660209C - Headlight which is installed in an opening in the wall or casing of a vehicle, in particular a motor vehicle : de en
  • FR828554A - Improvements in the preparation of methylolurea solutions or methylolurea-based products : en fr
  • FR828476A - Improvements to the caps of dispensing containers : en fr
  • GB485216A - Improvements in presses for the extrusion of metals : en
  • AU103824B2 - Improvements in or relating to electron discharge tube arrangements : en
  • AU103881B2 - Improvements relating to electric switches : en
  • US2117629A - Hollow rubber water stopper : en
  • CA373840A - Glass cutting apparatus : en fr
  • US2117928A - Take-up device : en
  • US2117790A - Moving track : en
  • US2117410A - Portable air conditioner : en
  • US2117661A - Electrical indicating means : en
  • US2117387A - Mule spindle : en
  • CA373799A - Fireproof compound for cables : en fr
  • US2117411A - Evaporative condenser : en
  • US2117899A - Egg yolk and white separator : en
  • US2117507A - Contact device for electric master clocks : en
  • US2117523A - Automatic barrel-treating machine : en
  • DE1436081U - : de en
  • DE660164C - Process for the production of photosensitive materials, especially photographic films or plates : de en
  • NL43222C - : en
  • CA373796A - Quartz crystal manufacture : en fr
  • USD109694S - Design fob a safety razor : en
  • USD109768S - Design fob a rubber heel : en
  • GR7372B - MACHINE AUTOMATIC WASHING AND DRYING. : el en
  • DE660196C - Multi-part base plate for molds open at the bottom : de en
  • GB485205A - An arrangement for practising firing by means of compressed air from machine guns and other light guns : en
  • US2117561A - Safety lift device for snow plows : en
  • FR828354A - Improvements to flexible tubes and pipes and their manufacture : en fr
  • GB485215A - Process of manufacturing anhydrous sodium sulphite : en
  • US2117495A - Propulsion means for watercraft : en
  • FR828478A - Improvements to speedometers : en fr
  • FR828505A - Light switch : en fr
  • CA373847A - Speed gear : en fr
  • FR828435A - Apparatus for dressing and ironing gloves, ties, stockings and the like : en fr
  • GB485511A - Improvements relating to the manufacture of plastic bricks, blocks, slabs, tiles and the like : en
  • GB485554A - Method of manufacturing rubber-like materials : en
  • GB485616A - Improvements in or relating to flame producing and throwing apparatus : en
  • SE92327C1 - : en
  • USD109757S - Design for a pipe rack : en
  • CA373805A - Electric network protector : en fr
  • DE660103C - Mangin mirror : de en
  • US2117593A - Damping roll for lithographing presses : en
  • US2117799A - Milking pail : en
  • US2117921A - Hose : en
  • US2117569A - Dyestuffs of the anthraquinone series and a process for their manufacture : en
  • US2117577A - Vehicle and mounting mechanism therefor : en
  • GB485135A - Improvements in or relating to a method of making piezo-electric units : en
  • US2117311A - Apparatus for stripping ingots from molds : en
  • DE660047C - Method for determining the conductivity of electrolytes with the aid of direct current : de en
  • US2117447A - Meat lifter : en
  • IE15057L - Swinging half-axle wheel drive : en
  • GB485186A - An improved apparatus for the ignition of and reduction or consumption of smoke from solid fuel fires : en
  • US2118022A - Machine tool : en
  • USRE20732E - Adjustable bridge for bifocal lenses : en
  • FR828510A - Development of negative feedback amplifiers : en fr
  • GB485217A - Improvements in or relating to devices for driving posts, stakes and the like into the ground : en
  • GB485453A - Improvements in or relating to cathode ray picture scanners : en
  • GB485497A - Improvements in and relating to fluid-pressure control of the operation of machine guns : en
  • US2118010A - Process of treating coffee and preserving its flavor : en
  • US2117365A - Seismic surveying : en
  • GB485189A - Improvements in and relating to electric circuit control systems : en
  • GB485378A - Improvements in and relating to appliances for medical treatment with radiations from radio-active elements : en
  • FR828322A - Large high-voltage capacitor composed of elements whose potentials differ from each other and are imperatively controlled : en fr
  • FR828594A - Clothes hanger whose shoulder parts are hollow and used to contain anti-moth or air purifying products : en fr
  • GB485413A - Improvements relating to tool-holders : en
  • FR828535A - Improvements made to electrical connection pins : en fr
  • GB485141A - Improvements in and relating to valves : en
  • US2117617A - Safety attachment for automobiles : en
  • CA373876A - Polished surface protection : en fr
  • GB485291A - Improvements in or relating to high pressure joints for tubes and the like : en
  • FR828441A - Improvements to devices for the production of lean gases, in particular for motor vehicle engines : en fr
  • GB485320A - Improvements in and relating to seats for motor road vehicles : en
  • FR828522A - Annular arrangement of electrical ties taken by fusion or current inlets : en fr
  • GB485265A - Improvements in or relating to power operated razors : en
  • US2117294A - Electrolytic film removing apparatus : en
  • US2117436A - Spectacle temple mounting : en
  • GB485296A - Improvements in or relating to brakes : en
  • GB485412A - Improvements in or relating to television receivers : en
  • FR828546A - Improvements to floors : en fr
  • GB485364A - Improvements in or relating to radial bogies for rail vehicles, comprising one or more axles : en
  • US2117324A - Container : en
  • FR828511A - Rocket refinements in time for projectiles : en fr
  • GB485251A - Improvements in or relating to apparatus for feeding cigarettes or other articles of rod like shape : en
  • FR828524A - Gas compressor piston : en fr
  • DE660007C - Grab protection : de en
  • FR828330A - Improvements made to meat slicers, etc. : en fr
  • DE660225C - Process for the production of porous, solid and shaped gas cleaning compounds : de en
  • US2117729A - Electric coffee maker : en
  • GB485431A - Improvements in and connected with the lubrication of crank shafts of internal combustion engines : en
  • GB485532A - Improvements in printing presses : en
  • DE660150C - Method and device for removing glue from ramie or similar woven fibers : de en
  • US2117498A - Process for polymerization of olefines : en
  • US2117725A - Electric wire or cable clamp : en
  • US2118000A - Gaseous electric discharge system : en
  • FR828401A - Device for cutting plaster bandages or the like : en fr
  • GB485425A - Improvements in power hammers or rams operating on the diesel cycle : en
  • DE660300C - Measuring stand for vehicles : de en
  • US2117679A - Earth boring drill : en
  • US2117887A - Self-cleaning drainage intake : en
  • US2117912A - Elevator system : en
  • USRE20729E - Power converting mechanism : en
  • CA373834A - Wringer : en fr
  • US2117318A - Casing float collar : en
  • DE660087C - Process for the preparation of polyazo dyes : de en
  • GB485405A - Improvements in or relating to the making of riveted joints : en
  • US2117859A - New azo dye and color lakes and their production : en
  • DE660121C - Single pack for photographic support : de en
  • DE659882C - Process for separating the antirachitic vitamin from natural substances : de en
  • DE660250C - Process for the chlorinating roesting of copper ores with carbonate gangue : de en
  • USD109761S - Design fob bathing goggles : en
  • US2117737A - Illuminating means for projection apparatus : en
  • US2117823A - Ornament and mounting therefor : en
  • CA373858A - Fastener : en fr
  • AU103883B2 - An improved fabric-covered sponge rubber strip : en
  • CA373841A - Paper product : en fr
  • US2117515A - Lock : en
  • US2117339A - Fastening device for automobile hoods or the like : en
  • US2117416A - Centrifugal fan : en
  • US2117678A - Carton : en
  • US2117983A - Internal combustion engine : en
  • AU391237A - Electrolytic process forthe extraction of metallic manganese : en
  • US2117667A - Book holder : en
  • NL44156C - : nl
  • US2117540A - Storm sash operating means : en
  • CA373769A - Anode construction : en fr
  • FR828383A - Float condensate drain : en fr
  • FR828455A - Clutch : en fr
  • FR828575A - Metal box and method of making this box : en fr
  • US2117700A - Internal combustion engine : en
  • US2117956A - Picker-stick buffer : en
  • US2117383A - Ophthalmic mounting : en
  • US2117484A - Speed synchronizing device : en
  • CA373765A - Radio modulation method : en fr
  • USD109763S - Design for a bottle or similar : en
  • DE660081C - Device and method for stranding groups of cores into conaxial layers of multi-core telecommunication cables : de en
  • DE660021C - Connection for smoke pipes : de en
  • DE660263C - Direction indicators for bicycles : de en
  • AU103880B2 - Improvements in or relating to bearings capable of sustaining both radial and axial thrusts : en
  • US2117494A - Corn sheller : en
  • USD109719S - Design for a candle holder : en
  • USD109759S - Design fob an overshoe or similar : en
  • US2117735A - Getter : en
  • US2117536A - Valve structure for well casings and tubing : en
  • US2117701A - Take-up device : en
  • US2117847A - Scale : en
  • AU103925B2 - Automatic bias control in thermionic amplifiers : en
  • US2117309A - Belt support : en
  • CA373829A - Corrugated sponge rubber : en fr
  • US2117396A - Towel dispensing apparatus : en
  • US2117521A - Pump or compressor : en
  • AU181737A - Improvements in vertical carbonising, retorts : en
  • US2117786A - Tail skid for airplanes : en
  • US2117999A - Engine starter drive : en
  • FR828440A - Fluorescent electric lamp : en fr
  • FR828463A - Improvements to the cold separation of products in solution, more specifically applicable to the treatment of wines : en fr
  • GB485577A - A process for producing light-sensitive photographic material for obtaining coloured images : en
  • DE646460C - Method and device for continuously cutting through a clay strand for the production of building blocks with any profile : de en
  • DK54752C - Fountain pen inkwell. : da en
  • CA373842A - Folding machine : en fr
  • US2117640A - Coiling reel : en
  • US2117688A - Propeller construction : en
  • US2117327A - Boring machine : en
  • CA11999S - Cover for a container : en
  • US2117412A - Tension device : en
  • US2117702A - Switching mechanism : en
  • CA373861A - Food handling and preparing apparatus : en fr
  • CA373776A - Radio receiving system : en fr
  • US2117773A - Outlet molding : en
  • USD109732S - Griddle stand or the like : en
  • USD109748S - Design for a dress ensemble : en
  • DE660084C - Pressure switch for stairs and forecourt lighting : de en
  • GB485304A - Improvements in or relating to steering wheels for vehicles : en
  • US2117604A - Process for treating liquids : en
  • US2117866A - Regulating apparatus : en
  • GB485292A - Process of manufacturing corrosion-resistant precipitation-hardenable clad aluminium alloys : en
  • US2117794A - Ionic discharge tube : en
  • USD109684S - Design for a dress : en
  • DE660391C - Arrangement for setting the light spot in the center of the screen of a cathode ray tube : de en
  • FR828482A - Manufacturing process for castings in magnesium and magnesium alloys : en fr
  • GB485299A - Improvements in and relating to sustaining rotors for aircraft : en
  • US2117275A - Gas burner : en
  • US2117289A - Method of preparing a surface : en
  • US2117560A - Mold form apparatus : en
  • US2117446A - Match splint forming machine : en
  • US2117471A - Gravimeter : en
  • US2117663A - Closet seat cover operator : en
  • GB485355A - Game apparatus : en
  • GB485623A - Manufacture of polymethine dyestuffs : en
  • AU220537A - An improved fluid gauge for indicating the contents of liquid containers : en
  • FR828548A - Elastic wheel for vehicles : en fr
  • GB485249A - Improvements in foundation garments : en
  • DE660027C - Control device for grid-controlled discharge vessels, especially for controlling stage lighting : de en
  • GB485400A - Improvements in and relating to air-space-insulated high frequency electric cables : en
  • FR828561A - Double cage rolling mill : en fr
  • GB485388A - Method for the preparation of oestradiol from urine of mares : en
  • US2117406A - Laundry unit : en
  • US2117707A - Azo dye : en
  • US2117875A - Control system : en
  • US2117910A - Stereoscopic viewer and photographic film for same : en
  • USD109706S - Design for a spinning wheel fob an : en
  • GR7377B - ΘΕΙΩΤΗΡ. : el en
  • US2117936A - Derivatives of pyridine and quinoline and their preparation : en
  • US2117997A - Skein : en
  • DE660299C - Device for the electrolytic regeneration of fixing balls : de en
  • US2117819A - Apparatus for filling high pressure gas containers : en
  • US2117952A - Inhaling equipment : en
  • DE659979C - Circulating muffle furnace : de en
  • US2117597A - Mechanical toy : en
  • US2117518A - Vault lowering device : en
  • US2117748A - Spring cushion structure : en
  • USD109711S - Design for a spread or similar : en
  • USRE20728E - Vibrator and operating circuit : en
  • US2117828A - Film-treating device : en
  • GB485482A - Loose leaf book : en
  • US2117481A - Rock core drill head : en
  • US2118024A - Machine tool : en
  • DE660022C - Timers with motor actuation for railway safety purposes, especially for train control devices : de en
  • DE660268C - Improvements to hydraulic binders : de en
  • US2117371A - Battery separator plate : en
  • US2117897A - Die cast separable fastener : en
  • FR828515A - Power switch or power disconnector, in particular compressed gas switch : en fr
  • DE660171C - Method and device for removing the waste acid from nitrocellulose in the production of this cellulose compound : de en
  • FR828452A - Advanced tennis racket : en fr
  • USD109698S - Design for a piano case : en
  • USD109693S - Design fob a kobe : en
  • CA373766A - Electrical transmission system : en fr
  • GB485509A - Improvements relating to heat insulating slabs and method of making the same : en
  • GB485257A - Improvements in or relating to vibration dampers : en
  • US2117705A - Teletypewriter system : en
  • US2117903A - Sound producing device : en
  • US2117995A - Sandpaper roll and protector therefor : en
  • FR828408A - Movable bottom explosion engine cylinder : en fr
  • GB485206A - Improvements in or connected with spring mattresses or spring upholstery : en
  • US2117676A - Process and apparatus for making high speed pasters : en
  • US2117778A - Apparatus for machining and threading pipe sockets and the like : en
  • US2117976A - Pocket lighter and flashlight : en
  • FR828328A - Gasifier : en fr
  • FR828583A - Method of protecting the interior surfaces of storage tanks and piping : en fr
  • GB485246A - Improvements in and relating to artificial limbs : en
  • GB485498A - Improvements in lantern slide carriers : en
  • US2117709A - Electron discharge device : en
  • US2117429A - Camera : en
  • US2117692A - Battery box : en
  • DE660382C - Process for the preparation and purification of OEstradiol : de en
  • FR828338A - Process for preparing delta-unsaturated 3-epi-oxy compounds of the cyclopentano-hydrophenanthrene series : en fr
  • DE660374C - Discharge vessel with concentric pipes serving as a vibration system : de en
  • CA373863A - Candle holder : en fr
  • US2117286A - Garter construction : en
  • US2117830A - Process for making heat exchangers and the like : en
  • GB485301A - Means for the protection of hands in household work and in some hygienic tasks : en
  • US2117811A - Tanning : en
  • DE660254C - Peening device for scythes, sickles or similar harvest knives with several hammers : de en
  • US2117743A - Staple driving machine : en
  • US2117868A - Lighting fixture : en
  • US2117486A - Variable speed transmission : en
  • US2117517A - Delivery device for wrapping machines : en
  • US2117608A - Light dimming fixture : en
  • US2117736A - Gem setting : en
  • US2117461A - Earthworking tool : en
  • US2117801A - Lumber saw sharpener : en
  • US2117937A - Knife sheath : en
  • USD109755S - Design for a bottle or similar : en
  • DE660066C - Sound film reproducing device : de en
  • US2117722A - Printing cylinder : en
  • US2117766A - Skid preventing device : en
  • US2117713A - Collapsible tube finishing machine : en
  • CA373768A - Modulation circuit : en fr
  • US2117783A - Pipe holding device : en
  • GB485531A - Improvements in pipe and like heat insulation : en
  • GB485555A - Improvements in and relating to closet pans : en
  • ES143603A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT NUMBER 143542 : en es
  • US2117980A - Buckle : en
  • USD109734S - Design for a dial plate : en
  • IE14911L - Telephone toll systems : en
  • AU407037A - Improvements in or relating to methods of manufacturing a layer ina glass state ona substratum and bodies obtained in this manner : en
  • GR7378B - WAY OF FISHING OWN LARGE SUCH THINGS THROUGH ELECTRICITY. : el en
  • DE660191C - Rotary switch with plug contact device : de en
  • DE660345C - Device for the continuous drawing of glass tubes of larger diameter : de en
  • GB485234A - Rubber hydrohalides and processes of preparing the same : en
  • GB485422A - An improved machine for opening envelopes, trimming the edge of paper and similar operations : en
  • US2117282A - Fuse substance and art of producing same : en
  • US2117557A - Typographical machine : en
  • US2117624A - Shingle : en
  • USD109754S - Design fob an ashtray : en
  • US2117272A - Moistening device : en
  • US2117710A - Sign : en
  • USD109789S - Design for a closure attachment for : en
  • US2117283A - Organic phosphates : en
  • DE660258C - Silencer for internal combustion engines : de en
  • GB485341A - Improvements in means for submarine mine-sweeping : en
  • IE15017L - Medicament packages. : en
  • FR828321A - Reproducing and recording head for magnetic sound recording apparatus : en fr
  • FR828456A - Reduction device : en fr
  • DE660203C - Machine for grinding helical or helical gears by means of a grinding wheel that simultaneously processes the two flanks of a tooth gap : de en
  • FR828472A - Remote level indicator : en fr
  • GB485230A - Phenol-aldehyde condensation products : en
  • DE660068C - Snap fastener : de en
  • AU103885B2 - Improvements in or relating ot methods of making a steel alloy for permanent magnets : en
  • CA373831A - Shingle : en fr
  • USD109793S - Design fob a dress : en
  • CA373800A - Capacitor protective system : en fr
  • US2117870A - Twisting frame : en
  • USD109690S - Design for a head covering or the : en
  • USD109695S - Design fob a bottle cap remover : en
  • US2117933A - Liquid level gauge : en
  • US2117380A - Fuel injection system : en
  • GB485327A - Improvements in or relating to printing telegraph exchange systems : en
  • DE660100C - Load balancing device, especially for scales : de en
  • GB485386A - Improvements relating to the testing of the hardness of water : en
  • US2117723A - Telegraph repeater : en
  • DE659939C - joint : de en
  • US2117492A - Smoking apparatus : en
  • US2117632A - Wing radiator : en
  • US2117850A - Safety razor : en
  • AU106737A - Relaxation coupling for television receiving tubes : en
  • DE660151C - Bandage with woven rubber threads, especially for compression braces : de en
  • DE660297C - Process for the extraction of manganese from zinc-containing alkalis : de en
  • GB485243A - Improvements in and relating to feeding plastic materials such as dough to sheeting and like machines : en
  • GB485245A - Improvements in the manufacture of multi-ply belts : en
  • GB485349A - Polyphase rectifying systems comprising single anode valves : en
  • GB485322A - Improvements in or relating to the cutting nozzle for autogenous cutting torches : en
  • GB485549A - Improved process of distillation of natural glycerides and preparation of vitamin compositions : en
  • GB485313A - Improvement in orthopaedic appliances : en
  • GB485407A - Mechanical toy : en
  • DE660057C - Electrocardiograph for the simultaneous recording of the three leads of the electrocardiogram : de en
  • FR828426A - Improvements to detection and listening devices : en fr
  • CA373819A - Polychrome picture manufacture : en fr
  • GB485253A - Improvements in or relating to devices for stretching webs of fabric : en
  • AU433637A - An improved attachment for use on golf bags andthe like : en
  • DE660177C - Receiver with equalization means in the low frequency part : de en
  • FR828587A - Truss : en fr
  • GB485121A - Improvements in and relating to fire alarm systems : en
  • GB485415A - Improvements in and relating to aerial posters : en
  • DE659947C - Device connected to a suction air conveyor line for loosening, dedusting and separating preferably fibrous material : de en
  • NL43214C - : en
  • DE660200C - Earth-bed proof building structure : de en
  • GB485110A - Improvements in or relating to dyestuffs for sensitizing photographic silver halide emulsions : en
  • DK54754C - Holder for Garbage Bags. : da en
  • GB485114A - Method for the anodic coating of aluminum balls : en
  • GB485436A - Improvements in or relating to cases or crates for bottles or like containers : en
  • NL43209C - : en
  • GB485466A - Improvements in and relating to the manufacture and production of finely divided vatdyes : en
  • GR7368B - PETROLEUM ENGINE. : el en
  • FR828436A - Hinge : en fr
  • DE660201C - Silencer for internal combustion engines : de en
  • GB485266A - Process for the preparation of bisulphite addition compounds of etherified derivatives of pentahydroxy-fuchsone : en
  • GB485369A - Improvements in and relating to presses for multi-colour printing : en
  • US2117882A - Display device : en
  • US2117920A - Circular knitting machine and process of knitting : en
  • US2118026A - Tobacco pipe : en
  • DE660252C - Straight guide for measuring instruments, especially for writing electrical measuring devices : de en
  • FR828331A - Telephone tax recorder : en fr
  • GB485621A - Improvements in or relating to means for varying the compression ratio of internal combustion engines : en
  • AU316837A - Improvements relating to electric switches : en
  • GB485485A - A process for the dehydration of secondary and tertiary alcohols and their carboxylic acid esters : en
  • NL43123C - : en
  • ES144106A1 - A process for loading hydrocarbon emulsions. : en es
  • GB485536A - Apparatus for playing a board game : en
  • DE660098C - Machine for assembling veneers glued on the edge with feeding device and application device for glue or hardening agent or binding agent : de en
  • FR828309A - Method of recording the action tensions of the heart, independently of its anatomical position : en fr
  • GB485335A - Improvements in or relating to shaving machines : en
  • GB485501A - Improvements in or relating to packing means for eggs and similar articles : en
  • FR828449A - Method of recovering fulminate primers : en fr
  • DE660030C - Synchronization control device for multi-motor drives whose sub-motors are regulated by grid-controlled converters : de en
  • DE660325C - Welding current control for electrical resistance seam welding machines with the help of an induction regulator : de en
  • FR828326A - Improvements to rotary machines for molding cookie dough and similar materials : en fr
  • FR828512A - Parachute training : en fr
  • US2117603A - Opening of textile fabrics from rope form : en
  • US2118025A - Machine tool, particularly of the hydraulic operated type : en
  • FR828316A - Starting device for electric motor-driven air pump series : en fr
  • FR828596A - Improvements to high pressure joints for pipes and the like : en fr
  • US2117372A - Distribution device : en
  • US2117798A - Railing and the like : en
  • DE660073C - Device for separating dust from flowing gases : de en
  • GB485144A - Process for manufacturing ornamental, colour varnish decorated metal articles : en
  • GB485569A - Process for the manufacture of stable solutions of the polyoxyalkylisoalloxazines : en
  • GB485635A - Improvements in or relating to telephone or like systems : en
  • FR828319A - Low temperature distillation process and furnace for coal, lignite and the like : en fr
  • FR828349A - Reflective lens enhancements for curbs and roadsides : en fr
  • DE660097C - Device for the automatic control of the heat supply for hot water storage systems that can be used in particular in building heating systems : de en
  • GB485479A - Improvements relating to systems for relaying and distributing radio programmes : en
  • DE660065C - Pipe, especially for blowing and flushing offset lines : de en
  • GB485297A - Improvements in or relating to apparatus for drawing plastic material : en
  • US2117473A - Cap and adapter for same : en
  • US2117496A - Combined juice extractor and mixer : en
  • US2117596A - Glass electrode : en
  • US2117611A - Sprocket-driven belt : en
  • US2117361A - Oil filter with renewable filtering element : en
  • US2117900A - Regenerative braking system : en
  • USD109692S - Design for an upholstered chair or : en
  • US2117757A - Electric lighting device : en
  • US2117453A - Device for predetermining location of fasteners : en
  • US2117951A - Rotary steam engine : en
  • US2117666A - Impression tray : en
  • US2117911A - Electrode feeding mechanism for high intensity arc searchlights : en
  • USD109738S - Design for a front bolster for a : en
  • ES5017U - A folding box with multiple surface for the reproduction of announcements and claims on it (Machine-translation by Google Translate, not legally binding) : en es
  • GB485401A - Tyre shaping machine : en
  • AU103890B2 - Motor vehicle driven steering wheel axle structure : en
  • US2117338A - Quick take-up mechanism for hand brakes : en
  • US2117392A - Cellulosic articles : en
  • US2117957A - Exercising device : en
  • FR828453A - Process for the simultaneous production of high value cellulose, and encrusting materials, starting from lignocelluloses : en fr
  • US2117407A - Tube and cap assembly : en
  • FR828427A - Multiple glazing : en fr
  • US2117381A - Insulator cap : en
  • DE660079C - Electromagnetic selector for address printing machines : de en
  • DE660144C - Fastening of several serial parts lined up next to one another and provided with continuous cutouts, in particular terminal carriers for electrical series terminals, on a common support strip guided through the cutouts : de en
  • US2117888A - Electrode feeding mechanism for searchlights : en
  • US2117377A - Atmospheric protected flexible joint for building units : en
  • US2117797A - Photographic paper punching machine : en
  • US2117909A - Hook lease reed : en
  • CA373857A - Fish hook : en fr
  • US2117755A - Electric lightting device : en
  • AU103886B2 - Improvement in mold insert clamp : en
  • AU103887B2 - Automobile steering wheel construction : en
  • USD109720S - Design for a dress ensemble : en
  • DE660072C - Sheet formats that differ in their dimensions, such as sets of index cards, printed matter, forms, folder folders, files, or the like, that they increase in height and at the same time decrease in width and vice versa : de en
  • DE660116C - Device for cooling and crystallizing fatty substances and fat emulsions : de en
  • US2117972A - Camera shutter release : en
  • FR828364A - Improvements to the retaining devices of a pivoting window door : en fr
  • US2117843A - Frequency selective circuits : en
  • USD109701S - Design for a coat : en
  • DK54746C - Calculator, in particular for the Calculation of Ticket Prices. : da en
  • GB485219A - Improvements in or relating to self-feeding brushes : en
  • AU418637A - Method and apparatus for polishing thermoplastic articles : en
  • DK54733C - Iron foot. : da en
  • US2117531A - Electromagnetic switching device : en
  • DE660051C - Control for electric drives of looms : de en
  • GB485331A - Improvements in and relating to process of making vegetable milk : en
  • US2117413A - Decimal point indicating mechanism for slide rule computations : en
  • US2117506A - Refrigerating apparatus : en
  • US2117955A - Tubular connecter : en
  • AU103912B2 - Improvements in or relating to prepayment mechanism for gas meters : en
  • ES144102A1 - A thread tensioner for sewing machines. : en es
  • CA373779A - Radio receiver : en fr
  • DE660045C - vacuum cleaner : de en
  • DE660277C - Fuel filters for automobile engines : de en
  • NL43349C - : en
  • US2117988A - Overhead traveling conveyer : en
  • GB485518A - A tool or device for facilitating the assembly of clutches : en
  • AU458037A - Improvements in or relating tothe preparation of suspensions of titanium pigments : en
  • NL43455C - : fr
  • US2117872A - Corn popper : en
  • DE660198C - Hollow stone beams : de en
  • US2117941A - Curtain and drapery fixture : en
  • CA373826A - Charged bulb sealing method : en fr
  • DE660013C - Circuit breaker with thermal release : de en
  • DE660096C - Articulated boiler with a middle filling shaft and lower burnout for burning low-quality coal : de en
  • DE660260C - Filter holders for photographic use : de en
  • GB485146A - An improved drawing apparatus : en
  • DE660009C - Drive device for the conveyor rollers of fabric webs, especially on looms : de en
  • DE660272C - Process for electrical spot welding with modulated voltage : de en
  • US2117585A - Container for hot and cold liquids : en
  • US2117652A - Pump and compressor : en
  • CA373869A - Automobile baggage carrier : en fr
  • DE660182C - Garment with a hood : de en
  • FR828344A - Manufacture of cylindrical objects : en fr
  • US2117703A - Cigar lighter : en
  • US2117752A - Harmonic producer : en
  • US2118006A - Railway truck : en
  • AU103920B2 - Improvements in and relating to spring rings or circlips : en
  • GB485500A - Improvements in or relating to vacuum vessels : en
  • CA373778A - Yarn processing : en fr
  • DE660195C - Electric soldering device : de en
  • US2117682A - Chocolate milk product and method of making the same : en
  • US2117510A - Camera attachment : en
  • US2117539A - Mailing device : en
  • US2117609A - Motor fuel : en
  • US2117944A - Gas control valve : en
  • AU103899B2 - An improved ceiling rose or like electric connector fitting : en
  • US2117525A - Reamer : en
  • US2117691A - Railway traffic controlling apparatus : en
  • FR828402A - fuel saver by the use of the evaporation of this one in its tank : en fr
  • FR828500A - Apparatus for cleaning and opening cotton or other similar fibrous material : en fr
  • US2117943A - Vehicle door latch handle structure : en
  • GB485411A - Pulverized-fuel burner : en
  • CA373856A - Sealing device : en fr
  • FR828464A - Improvements to rotary motors and compressors : en fr
  • GR7370B - NAVAL BALANCE STATION. : el en
  • GB485218A - Improvements in and relating to dabbing brushes for woolcombing machines : en
  • GB485363A - Improvements in laminated wood structures : en
  • US2117559A - Book protector : en
  • US2117831A - Radiator fitting : en
  • USD109736S - Design for a bracelet chain : en
  • US2117865A - Shielded ash spraying device : en
  • DE660351C - Silo made of wall panels : de en
  • AU103941B2 - Rail chairs : en
  • DE660112C - Socket pipe connection : de en
  • US2117837A - Hydraulic shock absorber : en
  • GB485519A - Improvements in and relating to outlet valves for sinks and the like : en
  • GB485131A - Device for actuating automatic telephone dials : en
  • GB485585A - Improvements in or relating to switching arrangements for telephone systems : en
  • IE14588L - Bituminous emulsion for roadmaking : en
  • US2117734A - Exposure meter : en
  • USD109781S - Design fob a dress : en
  • US2117580A - Remote controlling apparatus : en
  • AU214937A - Single-faced perpetual calendar device : en
  • USD109730S - Design for a spring : en
  • DE660394C - Switch with arc extinguishing by pressurized gas with an auxiliary vessel : de en
  • AU231137A - Improvements in or relating tothe claws of milking machines : en
  • US2117424A - Refrigerating apparatus : en
  • US2117639A - Traffic signal : en
  • CA373764A - Radio optical modulation system : en fr
  • AU103878B2 - Improvements in or relating to electric storage batteries : en
  • US2117973A - Muffler : en
  • US2117851A - Treatment of terpene alcohol-alkali metal bisulphite reaction products : en
  • DE660241C - Auxiliary device for the production of welded structures : de en
  • FR828528A - Improvements to devices to automatically signal pressure drops in intercommunicating compressed fluid reservoirs and to interrupt communication between the various reservoirs : en fr
  • US2117541A - Distributing mechanism of typographical composing machines : en
  • US2117544A - Lighting by sustained luminescence : en
  • US2117301A - Apparatus for producing phosphorus : en
  • US2117716A - Pumping unit : en
  • AU103903B2 - Improvements in and relating to internal combustion engines having an auxiliary piston : en
  • US2117857A - Screen and synchronized light field : en
  • US2117977A - Sand mulling machine : en
  • CA373843A - Rail truck : en fr
  • GB485200A - Improvements in or relating to method of producing a laminated article or composite wrapper, the laminated article or composite wrapper resulting therefrom, and the use thereof in packages : en
  • US2117508A - Electrically driven master clock : en
  • US2117548A - Process of extracting and recovering volatile hydrocarbons from hydrocarbon gases : en
  • US2117842A - Electrode : en
  • US2117668A - Book holder : en
  • AU455837A - Improvements in or relating to lime-zeolite water-softening processes : en
  • GB485472A - Improvements in or relating to knitted fabric : en
  • GB485261A - Siphonic flushing device : en
  • CA373789A - Electric discharge lamp : en fr
  • CA373804A - Electric current conversion system : en fr
  • CA373795A - Pilot-wire protection for transmission lines : en fr
  • GB485118A - Improvements in or relating to washing or cleansing devices for the plates of dust eliminators : en
  • GB485376A - Improvements in and relating to electric lamp holders : en
  • CA373793A - Endless clutch facing : en fr
  • FR828480A - Process for improving the thermal conductivity of foundry sands, allowing the use in foundry of any sands : en fr
  • US2117626A - Process of preparing sulphamides : en
  • US2117776A - Purification of soy bean oil : en
  • US2117268A - Gauge : en
  • US2117990A - Solvent thinner and method for preparing the same : en
  • US2117998A - Adjustable orifice device : en
  • CA373845A - Stoker drive : en fr
  • FR828564A - Device for controlling the thread guides of straight-line hosiery looms : en fr
  • DE660102C - Sound recording and playback device with tape-shaped phonetic transcription carrier : de en
  • US2117861A - Evaporator for refrigerating machines : en
  • US2117542A - Door : en
  • US2117605A - Method of making light-weight molded material : en
  • US2117364A - Apparatus for seismic surveying : en
  • US2117848A - Direction finding method : en
  • US2117924A - Furnace : en
  • US2117971A - Camera shutter : en
  • FR828466A - Improvement in switches, arc blowing by gas under pressure, operating as self-compressors : en fr
  • GB485483A - Improvements in or relating to permanent waving apparatus : en
  • GB485491A - Improvements in and relating to reflectors for use in photography and for other purposes : en
  • GB485567A - Improvements in and relating to seamed metal drums and like containers : en
  • IE14920L - Radial cylinder internal combustion engine : en
  • GB485486A - Improvements in devices for securing railway rails to sleepers : en
  • GB485127A - Improvements in or relating to domestic refrigerators : en
  • GB485641A - Improvements in or relating to the manufacture of varnishes, enamels, plastic compositions and the like : en
  • US2117279A - Photoengraving equipment : en
  • US2117586A - Circular saw : en
  • US2117657A - Silver tarnish inhibitor : en
  • US2117394A - Webbing support for upholstered furniture : en
  • DE660146C - The use of crossed wires known per se as a resistor with low inertia and a negative temperature coefficient : de en
  • GB485729A - Improvements in or relating to electric induction heaters for the heat treatment of metal articles : en
  • NL77559B - : en
  • US2117356A - Fluid fuel burner : en
  • DE660156C - Centrifuge for the optical determination of particle sizes : de en
  • FR828302A - Method of sweeping two-stroke internal combustion engines at high speed, in particular those with compression in the crankcase : en fr
  • GB485223A - Process and apparatus for the separation of a mixture consisting of solids of different specific gravities by means of a current of a gaseous agent led therethrough alternately upwards and downwards : en
  • US2117441A - Indicating and control apparatus : en
  • DE660035C - Arrangement to increase the remanence field of synchronous motors with permanent magnet steel rotor : de en
  • FR828461A - Process for curing artificial casings of animal fibrous material : en fr
  • GB485403A - Improvements in attachments for wheels of land and road vehicles : en
  • GB485530A - Improvements in and relating to light-sensitive devices : en
  • US2117795A - Process for producing designs in imitation of paintings : en
  • US2117873A - Electric clock : en
  • USD109785S - Design fob a vehicle body ob similab : en
  • GB485329A - Improvements in and relating to electric discharge lamps : en
  • GB485728A - Improvements relating to heat treatment of metal articles : en
  • US2117420A - Door handle and lock : en
  • DE660029C - Voltage divider consisting of two pressure-dependent resistance columns, in particular composed of carbon disks : de en
  • NL43096C - : en
  • USD109739S - Design for a highway automotive : en
  • DE660290C - Plug device with safety device for single-pole insertion of a plug : de en
  • DE660075C - Process for the preparation of phenyl magnesium chloride and its homologues : de en
  • US2117886A - Mechanical movement for motor coasters : en
  • US2117895A - Transmission system : en
  • USD109750S - Design for a drinking vessel for : en
  • US2117732A - Method of and device for shaping shoe uppers : en
  • US2117792A - Electrolytic condenser : en
  • US2117353A - Bobbin and method of making the same : en
  • GB485559A - A process for the production of lustre patterns on fabrics of silk or artificial silk : en
  • USD109777S - Design foe a display box os similar : en
  • US2117950A - Knock-down window guard structure : en
  • FR828568A - Improvements to automatic burglar and fire alarms : en fr
  • FR828428A - Elastic wheel : en fr
  • GB485129A - Improvements in or relating to sealing bottles and like containers of paper, wood-pulp and like sheet material : en
  • GB485340A - Improvements in portable electric fire igniters : en
  • US2117641A - Work holder for endless conveyers : en
  • US2117979A - Grinding machine : en
  • DE660229C - Rubber sheet, especially for underwear : de en
  • US2117354A - Shuttle : en
  • GB485371A - Device for drawing upon forms articles to be finished, such as stockings and other hosiery goods : en
  • GB485460A - Improvements in cutting machines : en
  • DE660129C - Fire bridge cooling beam for inclined tube boiler : de en
  • US2117480A - Power distribution : en
  • US2117745A - Azo dyes : en
  • US2117930A - Outboard swivel support : en
  • FR828317A - Fluorescent screen system, especially for television : en fr
  • FR828553A - Improvements to electrical circuit breakers : en fr
  • US2117925A - Automobile brake mechanism : en
  • FR828489A - New process to ensure ink visibility in pens : en fr
  • GB485394A - Improvements in or relating to blue flame burners : en
  • US2117528A - Constant pressure multistage packing : en
  • US2117826A - Firearm : en
  • DE660295C - Throat tool : de en
  • GB485434A - Indicator devices or directories for all uses and particularly for telephone call numbers : en
  • US2117342A - Cigarette package : en
  • GB485462A - Improvements in and relating to means for fastening tubes, electrical conductors and the like to surfaces of various thicknesses : en
  • GB485548A - Improvements in or relating to cathodes for cathode ray tubes : en
  • US2117762A - Electric lighting device : en
  • DE660173C - Screen cleaner for coarse screens : de en
  • DE660184C - Method for dewatering peat using presses with porous supports : de en
  • FR828424A - Advanced fixing device : en fr
  • GB485402A - Improvements in cooling systems for vapour electric converters : en
  • US2117405A - Holder for twin pails : en
  • FR828377A - Sand preparation machine for foundry models : en fr
  • DE632333C - Discharge tubes with double control of the discharge current passing from a cathode to an anode : de en
  • GB485211A - Improvements in, and relating to, drill shafts and detachable bits for use with rock drills : en
  • GB485303A - Improved method of manufacturing carriers for the mechanical recording of oscillations : en
  • DE659885C - Process to increase the remanence and the curve fill factor of permanent magnets made from crushed, hardenable steel material : de en
  • USD109764S - Design for a dress ensemble : en
  • FR828329A - Form for making shoes : en fr
  • GB485384A - Potentially reactive liquid coating compositions : en
  • US2117298A - Plug : en
  • GB485473A - Improved head-band for headwear : en
  • GB485496A - Improvements in offset powder for use in the lithographic process of printing : en
  • US2117448A - Compressor : en
  • USD109702S - Design for a coat : en
  • GB485463A - Improvements in or relating to electrical circuit breakers : en
  • GR7380B - AUTOMATIC WIRE WINDING MACHINE THROUGH THREADS, TAPES AND SIMILAR. : el en
  • FR828407A - Improvements in the manufacture of a product covered with hair : en fr
  • FR828542A - Belt drive for roller mills : en fr
  • US2117693A - Apparatus for refrigerating purposes : en
  • US2117571A - Molding fastener : en
  • GB485541A - Improvements in or relating to machines for kneading or mixing rubber and other plastic material : en
  • GB485440A - Improvements in and relating to liquid fuel injection systems for internal combustion engines : en
  • GB485286A - Improvements in or relating to methods of manufacturing belts : en
  • US2117967A - Electric head lamp : en
  • US2117475A - Means for securing heels to shoes : en
  • US2117929A - Refrigerating apparatus : en
  • US2118011A - Container : en
  • US2117329A - Suction nozzle : en
  • US2117733A - Azo dyestuffs : en
  • US2117914A - Enclosure for radiators : en
  • FR828419A - Device for fixing carpets, curtains and the like : en fr
  • FR828444A - Desuperheater-steam regulator : en fr
  • GB485155A - Improvements in the separation of fine particles from gases : en
  • US2117966A - Cordtype electric switch : en
  • DE659872C - Set up on automatic metal belt punches with jerky belt feed : de en
  • DK54757C - Weaving comb. : da en
  • US2117551A - Valve mechanism : en
  • US2117879A - Electrical apparatus : en
  • US2117916A - Automatic cam grinding machine : en
  • DE660062C - Process for refining metals, especially copper : de en
  • US2117646A - Hydraulic shock absorber and the like damping means : en
  • GB485373A - Improvements in inorganic luminescent materials : en
  • FR828569A - Safety propeller : en fr
  • CA373832A - Removable display unit : en fr
  • FR828540A - Self-locking adjustment screw : en fr
  • GB485157A - Improved process and machine for shrinking hat bats and like felt articles : en
  • GB485546A - Improvements in nut tapping machine : en