• CA418593A - Facsimile and picture system : en fr
  • FR890866A - Diaphragm pump for fuel, especially for motor vehicles : en fr
  • FR890929A - Lacquer manufacturing process : en fr
  • FR891089A - Device for electrical signaling of the position of a moving marker : en fr
  • USD137343S - Design fob a fair of scissors : en
  • AU838443A - Improvements in pin and bush flexible couplings : en
  • US2342423A - Cultivator : en
  • US2342498A - Drilling bit : en
  • US2342117A - Heat-exchanger tube : en
  • US2342595A - Electrowelding apparatus : en
  • US2342286A - Oscillation generating system : en
  • USD137332S - Combination cigarette case and ash tray : en
  • USD137316S - Gauge for size measurement or the like : en
  • DK61940C - Procedure for the Preparation of Diphenyl Sulphones. : da en
  • US2342609A - Manufacture of glass headers for electron tubes and the like : en
  • GB559610A - Improvements in roll grinding machines : en
  • GB559468A - Constructional materials : en
  • US2342302A - Part bearing : en
  • DE705790C - Electrical system, especially for motor vehicles : de en
  • US2342353A - Yarn-traversing device : en
  • US2342406A - Fumigant bag : en
  • US2342589A - Valve for fire preventive systems : en
  • DE744184C - Process for carrying out the catalytic hydrogenation of carbohydrates under pressure : de en
  • GB559552A - Improvements in or relating to typographical composing machines and spacebands therefor : en
  • US2342205A - Solvent extraction of oil : en
  • GB559514A - Improvements in or relating to synthetic linear polyamide compositions : en
  • DE745052C - Device for determining the point in time at which the ignition flame occurs in Zuendhuetchen, detonators, etc. like : de en
  • US2342258A - Drainboard for clothes wringers : en
  • US2342195A - Tire repair : en
  • AU118135B2 - Production of soap : en
  • CA418605A - Rotary fastener device : en fr
  • US2342241A - Drive mechanism for shaker conveyers : en
  • FR891018A - Jack for clink ball : en fr
  • FR890964A - Piston sorting machine, particularly applicable to the processing of fuels and minerals : en fr
  • US2342246A - Cutting-off machine : en
  • DK61953C - Vibrator with contact pair, each enclosed by an airtight holster. : da en
  • CA418473A - Ventilator : en fr
  • CA418571A - Frequency modulation system : en fr
  • FR891020A - Panels, plates or planks composed of several layers glued together : en fr
  • FR891071A - Method and device for de-poisoning waste water : en fr
  • GB559540A - Improvements in guides for the operating handles or levers of electric switches : en
  • US2342115A - Means for consolidating in a single beam light from a plurality of sources : en
  • US2342444A - Mouse trap : en
  • CA418598A - Spark distributor wear compensating device : en fr
  • US2342555A - Announcing apparatus : en
  • DE745049C - Ball coupling for trailer : de en
  • US2342113A - Composition of matter, method of making same, and improved lubricating oil : en
  • US2342298A - Drawout mechanism : en
  • GB559535A - Detector and automatic volume control circuit for frequency modulation receivers : en
  • US2342488A - Coded track circuit signaling system : en
  • US2342217A - Lubricating device for closed bores or holes : en
  • US2342119A - Esters of nitro-fatty acids : en
  • US2342610A - Handpiece : en
  • US2342175A - Water-soluble polyvinyl halogen derivatives : en
  • GB559487A - Improvements in socks and the method of making the same : en
  • DE745105C - Use of two profiled grinding wheels arranged parallel to each other in the same axial alignment for grinding the flanks of externally toothed gears : de en
  • DE744989C - Process for the production of dealcoholized beer : de en
  • DE745043C - Process for the production of enamel-like protective layers on aluminum and its alloys : de en
  • DE745082C - Process for clarifying wine with weakly swelling bentonites : de en
  • FR890879A - Tube voltmeter : en fr
  • DE745012C - Arrangement for supplying an electromagnetic clamping device for the workpieces to be welded by a direct current cross-field welding generator : de en
  • DE745004C - Device for electrical remote control : de en
  • GB559569A - Improvements in photographic printing apparatus : en
  • CA418502A - Gas and liquid separator : en fr
  • US2342226A - Machine for operating on lasts : en
  • CA418636A - Piezo-electric device : en fr
  • GB559521A - Process for catalytically reforming and desulphurising hydrocarbon oils : en
  • FR890979A - Continuous production process for hectographic dye paper : en fr
  • US2342215A - Dispensing and sealing stopper : en
  • CA418549A - Camera exposure control device : en fr
  • US2342411A - Machine for recording and dispensing phonograph records : en
  • CA418531A - Iminopyrazolone coupler for colour photography : en fr
  • US2342272A - Boiler construction : en
  • US2342623A - Collapsible container : en
  • DK61946C - Electric Accumulator Battery with Alkaline Cells. : da en
  • US2342203A - Device for feeding web material : en
  • US2342475A - Vacuum tube holder : en
  • US2342529A - Calculating machine : en
  • US2342332A - Dithiocarbamic acid derivative : en
  • US2342402A - Door handle : en
  • USRE22438E - Coating composition : en
  • DE745011C - Resistance ignition electrode for arc devices with mercury cathode : de en
  • FR890911A - Device for transmitting radio communications to public telephone exchanges : en fr
  • DE745125C - Device for continuous measurement of the twist during stranding processes : de en
  • US2342149A - Variable speed transmission : en
  • DE745071C - Steam cooker, especially for food : de en
  • GB559502A - Improvements relating to the manufacture of electrodes for use with piezo-electric crystals : en
  • USD137344S - Design fob a pair of scissors : en
  • FR890937A - Arrangement of disintegrating knives or pallets for disintegrating machines used in breweries : en fr
  • DE745115C - Process and device for the destruction of smoldering water containing phenol from gas generation plants : de en
  • GB559526A - Improvements in or relating to permanent or electro-magnets : en
  • FR891034A - Oven or dryer seal with horizontal axis or close to the horizontal : en fr
  • FR890972A - Disinfection device : en fr
  • FR891050A - Opposed piston internal combustion engine : en fr
  • FR890973A - Device for cutting hard wire metal cables : en fr
  • FR891072A - Method and device for measuring friction in bearings using the free rolling method : en fr
  • USRE22442E - lomax : en
  • US2342596A - Air circulator : en
  • US2342512A - Film magazine shutter control : en
  • FR890901A - Independent combustion air heaters : en fr
  • US2342574A - Lightweight mineral material : en
  • FR891059A - Manufacturing process of hollow valves for combustion engines : en fr
  • GR10232B - MANUFACTURE OF COPPER SULTURE BY ELECTROLYTIC PATH. : el en
  • DE733472C - Multi-part snap lock : de en
  • CA418498A - Balanced valve assembly : en fr
  • US2342233A - Chair base : en
  • US2342281A - Mop or the like : en
  • AU827643A - Improvements relating tothe filtering or cleaning of gas or air : en
  • DK61961C - Motorcycle, in particular Lightweight motorcycle. : da en
  • US2342604A - Variable speed transmission : en
  • US2342405A - Handle : en
  • US2342587A - Method of and means for indicating pressures : en
  • FR891004A - The purpose of the device is to develop gases in gasifiers ensuring the rational supply of internal combustion engines. : en fr
  • FR891054A - Fan mounted on a reciprocating trolley on rails for textile and other machines : en fr
  • US2342484A - Car truck : en
  • FR891017A - Portable typewriter : en fr
  • DE745045C - Process for utilizing the waste heat in the extraction of potato protein : de en
  • FR890957A - Automatic shut-off device for fuel injection pumps of combustion engines, in particular diesel engines : en fr
  • FR890949A - Photo-sensitive layer support and roll magazine for this support : en fr
  • DE745109C - Steering for long four-wheel and multi-wheel trailers, especially long timber wagons : de en
  • FR890961A - Preparation of catalysts for the dehydrogenation and aromatization of hydrocarbons : en fr
  • US2342583A - End labeling attachment : en
  • FR890871A - Inflator pump for motor vehicle tires operated by engine drive : en fr
  • FR891029A - Incident lighting device, in particular for optical devices : en fr
  • FR891100A - Strap for straps, in particular for wristwatch straps : en fr
  • FR890864A - Process for the production of color photographic images : en fr
  • FR891045A - Improvements to agricultural curries : en fr
  • DK61957C - The fishing net. : da en
  • FR890963A - Letter without envelope and its manufacturing process : en fr
  • US2342594A - Electrowelding apparatus : en
  • USRE22444E - Means fob purifying polluted liquids : en
  • FR890944A - Device for treating liquid substances, in particular milk, with ultraviolet rays : en fr
  • US2342160A - Safety razor : en
  • DE744941C - Method and device for producing particularly fine, endless threads from glass : de en
  • US2342373A - Smoke oven : en
  • US2342234A - Pipe measuring apparatus : en
  • US2342559A - Mixing device for water treating apparatus : en
  • US2342567A - Method and apparatus for indicating the fuel rate and efficiency of power plants : en
  • CA418603A - Electrical connection : en fr
  • GB559556A - Improvements in or relating to buttons : en
  • DE741593C - Retort made of molded stones for gas generation furnaces : de en
  • DE745118C - Drag roller drive for rolling mills : de en
  • DE723832C - Optical target device, especially for shooting at invisible targets : de en
  • DE745078C - Drive arrangement on motor vehicles : de en
  • DE744978C - Aircraft heating system to prevent icing : de en
  • US2342231A - Textile material : en
  • US2342393A - Automatic discharge mechanism for swinging tray ovens : en
  • FR890925A - Lubricating device for compressor : en fr
  • FR890996A - Refining process for non-ferrous metals : en fr
  • US2342208A - Torque converter : en
  • DE744984C - Brake force regulator for air brakes on motor vehicle trailers : de en
  • GB559530A - Improvements in or relating to apparatus for use in the heating of buildings by hot water : en
  • FR890980A - Method for collecting interesting mixtures of hydrocarbons : en fr
  • DE743729C - Process for the production of surface patterns : de en
  • US2342412A - Electron discharge device : en
  • USD137329S - Hand weeding and cultivating implement : en
  • CA418512A - Aldehyde and diazine derivative reaction product : en fr
  • US2342254A - Resonance device for ultra-short waves : en
  • US2342608A - Welding rod : en
  • US2342418A - End stop for separable fasteners : en
  • US2342508A - Automatic shear releasing mechanism for fabric shearing machines : en
  • US2342531A - Combined door hinge and hold open : en
  • US2342550A - Method of activating cathodes : en
  • US2342585A - Graphite recovery : en
  • USD137362S - Design fok a play suit : en
  • DE744998C - Process for the production of sintered phosphate fertilizers : de en
  • USD137334S - Design for a trouble lamp : en
  • DE745080C - Device for signaling in underground operations : de en
  • CA418544A - Sensitometry : en fr
  • FR890956A - Receiving device of t. s. f. with frame : en fr
  • US2342547A - Mitten : en
  • DE745058C - Process for separating the fibers from the droplets in the manufacture of mineral fibers : de en
  • US2342313A - Abrasive article : en
  • DE745087C - Feeding device for piece goods, e.g. B. for steel blocks in glow furnaces : de en
  • FR891019A - Extendable inset cutters for machining various metals : en fr
  • GB559515A - Improved method of forming anodes in current-converting tubes : en
  • GB559582A - Improvements in aircraft alighting gear : en
  • GB559597A - Improvements relating to appliances for playing chess, draughts and other board games : en
  • US2342237A - Letter assembly : en
  • US2342461A - Timing device : en
  • DE742678C - Backpack with closure : de en
  • DE744369C - Process for the production of chlorites : de en
  • US2342459A - Power saw : en
  • USD137356S - Design for a brooch or similar article : en
  • FR890888A - Catalyst for the catalytic polymerization of hydrocarbons : en fr
  • FR890955A - Improved return device more particularly applicable to electromagnetic relays : en fr
  • GB559572A - Improvements in and relating to the manufacture of artificial dentures : en
  • FR891041A - Method of manufacturing an object for welding glass : en fr
  • GB559505A - Improvements in and relating to windshield wipers : en
  • US2342099A - Preparation of barium salts of alkyl phenol sulphides : en
  • US2342323A - Chair base : en
  • US2342190A - Printing machine : en
  • DE745123C - Device for monitoring the liquid level in containers : de en
  • GB559503A - Improvements in the production of foam-generating substances : en
  • FR891027A - Acetylene gas generator : en fr
  • FR891099A - Agglomerated fuel : en fr
  • US2342314A - Train detecting and reporting apparatus : en
  • GB559489A - Improvements in concrete building structures : en
  • US2342467A - Electrical shaver : en
  • US2342173A - Halogenating maleic anhydride : en
  • US2342133A - Electric motor : en
  • US2342137A - Antioxidant : en
  • CA418477A - Cementing machine : en fr
  • FR890970A - Folding stroller : en fr
  • FR890908A - Control device for fuel flow regulator in internal combustion engines : en fr
  • GB559563A - Improvements in and relating to fluorescent tube coating : en
  • FR891025A - : fr
  • GB559554A - Improvements in gearing for counter-rotating propellers : en
  • GB559486A - Improvements in or relating to rotary pumps, compressors or motors : en
  • US2342375A - Rotary spraying machine : en
  • US2342507A - Variable speed reversing mechanism : en
  • FR891066A - Process for spraying paints, lacquers and other liquids on surfaces and spraying devices for the application of this process : en fr
  • GB559488A - Improved means for locking electric incandescent lamps in their sockets : en
  • FR891026A - Vehicle using both human energy and the dynamism of displaced air : en fr
  • GB559594A - Improvements in and relating to the spraying of materials : en
  • USD137349S - Design for a brooch or similar article : en
  • FR891098A - Low voltage switch coupler : en fr
  • DE745053C - AC remote pointer : de en
  • DE745067C - High-voltage X-ray apparatus with a container enclosing the X-ray tubes and the high-voltage transformer : de en
  • US2342188A - Sectional sole and connecting means therefor : en
  • DE744972C - Molding for dentures : de en
  • DE745114C - Iron mine support : de en
  • FR890978A - Gasometer : en fr
  • DE744993C - Drum for spin dryers or the like. : de en
  • FR890920A - Probe control for copying machine : en fr
  • FR890940A - Wire clamp for connecting and binding electrical conductors : en fr
  • FR891087A - Electric door opener with tilting latch held elastically in the locked position : en fr
  • AU668542A - Improvements in apparatus for the proportionate addition of a solid or liquid to a liquid : en
  • US2342368A - Zinc metallurgy : en
  • US2342463A - Process for the manufacture of : en
  • US2342447A - Dust separator : en
  • USD137326S - Printing press unit : en
  • US2342152A - Method and device for producing intensified colors or for intensifying the perception of colors : en
  • CA418562A - Sadiron thermostat adjusting means : en fr
  • GB559570A - Improvements in mowing machines : en
  • GB559613A - A life-preserving suit for use in the event of disaster to a ship : en
  • US2342147A - Etio-cholenic acid derivatives and method of making same : en
  • GB559500A - Improvements in or relating to the manufacture of sponge rubber from aqueous dispersions of rubber : en
  • FR890990A - Improvements to gas-cooled scrubbers for automotive gasifiers : en fr
  • US2342569A - Method of making button and buttonhole strips for plackets : en
  • US2342570A - Fluorescent lighting fixture : en
  • DE744977C - Airplane wing in shell construction : de en
  • GB559480A - Process for the manufacture of nitro-and amino-benzoic acid esters of tocopherols : en
  • GB559585A - Improvements in guides for the transmission of electric waves : en
  • FR890926A - Oscillating compressor : en fr
  • FR890922A - Switch in charge : en fr
  • DE745101C - Device for the automatic release of the shutter of an image recording device for aerial photography : de en
  • DE740903C - Process for the production of impregnations and coatings : de en
  • DE745062C - Process for converting gaseous hydrocarbons in periodically heatable chambers with heat-storing installation : de en
  • FR890992A - Rotary piston machine, more specially intended for use as a compressor, pump, internal combustion engine or similar main engine powered by energized gases or vapors : en fr
  • FR890904A - Rolls for printing machines and method of mounting these rolls on a spindle : en fr
  • FR891048A - Device preventing the successful completion of prohibited telephone calls : en fr
  • DE745098C - Device for stretching the dental arch by means of a divided palate plate and a threaded turnbuckle : de en
  • DE714837C - Switching device for high voltage switch : de en
  • FR890863A - Method for producing color photographic images : en fr
  • FR890930A - Saver soap dish : en fr
  • US2342155A - Marking gauge : en
  • US2342164A - Heat exchanger : en
  • DE745026C - Process for the production of hollow bodies from fibrous material for packaging purposes : de en
  • CA418634A - Automotive vehicle : en fr
  • USD137352S - Brooch or similar article : en
  • GB559453A - Improvements relating to magnetically operated electrical switches : en
  • CA418539A - Photographic concentrated liquid hardener : en fr
  • FR890892A - Process for the manufacture of artificial textile fibers based on vegetable viscose and casein and having the appearance and characteristics of wool : en fr
  • USD137353S - Brooch or similar article : en
  • DE745051C - Paddle wheel : de en
  • FR890917A - Improvements made to processes to accelerate and strengthen the formation of wines : en fr
  • FR890869A - Device for the automatic control of switching devices, in particular in motor vehicles : en fr
  • FR890974A - Method of assembling two copper parts, in particular parts of an outer copper anode of an electrical discharge device : en fr
  • FR890962A - Fireplace with a grid made up of mobile tubes cooled by water : en fr
  • FR891007A - Automatic food dough kneading machine : en fr
  • CA418529A - Photographic hardener solution : en fr
  • FR891070A - Machine for straightening nails : en fr
  • US2342525A - Photographic mask : en
  • US2342257A - Electric system : en
  • US2342415A - Manufacture of mixed esters of cellulose : en
  • US2342310A - Fusible protective device : en
  • DE741601C - Ferrous aluminum brass : de en
  • DE740805C - Device to facilitate the loading of conveyor wagons : de en
  • GB559580A - Improvements in or relating to herbicides : en
  • DE745135C - Process for metallizing the glass bulbs of electron tubes : de en
  • FR890880A - Axial fluid flow centrifugal compressor : en fr
  • FR890976A - Method of developing diazotypies : en fr
  • US2342560A - Printer for instrument scales : en
  • FR890938A - Manufacturing process of synthetic yarns and wools of regenerated cellulose with a high tensile strength by means of cellulose : en fr
  • AU118110B2 - An improved hair trimming or dressing appliance : en
  • DE745074C - Observation device in sound recording devices : de en
  • DK61938C - Valve control for clothes presses. : da en
  • US2342614A - Guide frame for storm window, window screen, or like inserts : en
  • DE745056C - Device for the production of draftable roving from draftable fibrous material : de en
  • CA418566A - Filling machine reservoir and valve : en fr
  • US2342537A - Corner fastener for metal frames : en
  • US2342104A - Manufacture of light armor plate : en
  • CA418483A - Luminous tube elevation post and insulator : en fr
  • FR891028A - Economical insecticide : en fr
  • US2342400A - Production of polymerization products from ethylene : en
  • US2342615A - Multiple switch actuator : en
  • US2342268A - Coin collector : en
  • US2342126A - Furnace control system : en
  • GB559539A - Improvements in or relating to electrical signalling systems : en
  • CA418616A - Vibration translating device : en fr
  • CA418619A - Liquid straining apparatus : en fr
  • DE745038C - Checking device for tachometer : de en
  • CA418470A - Photographic coloured image production : en fr
  • US2342362A - Solvent refining of lubricating oils : en
  • DE740796C - Process for the production of barite on papers for photographic purposes : de en
  • DE745066C - Electrical discharge path, especially for luminous discharges, on which a magnetic field acts : de en
  • GB559485A - Improvements in trailers for vehicles : en
  • GB559557A - Improvements in or relating to means for conducting fluids to reciprocating parts : en
  • CA418552A - Electric heating unit : en fr
  • AU118139B2 - Improved sliding clasp fastener : en
  • CA418501A - Ophthalmic lens : en fr
  • CA418524A - Reversible gel composition of polyvinyl alcohol, etc. : en fr
  • US2342128A - Container : en
  • US2342620A - Azo-reversal process of color photography : en
  • DE744990C - Process for the production of whey vinegar : de en
  • US2342163A - Article handling device : en
  • US2342326A - Follower for file drawers : en
  • US2342388A - Spring cushion construction : en
  • CA418478A - Wheel cover structure : en fr
  • CA418543A - Roll holding camera : en fr
  • GB559541A - Improvements in or relating to hydraulic cement compositions : en
  • US2342199A - Method of and apparatus for rolling and cooling aluminum and other metals : en
  • US2342425A - Pipe coupling : en
  • GB559512A - Improvements in and relating to electrical energy distribution systems and protective arrangements therefor : en
  • CA418551A - Welder circuit : en fr
  • DE740488C - Electrode holder for electron tubes : de en
  • FR890873A - Ultra-shortwave oscillator tuning device : en fr
  • FR890998A - Improvements to riveting assemblies : en fr
  • DE745024C - Process for the production of laminated bodies : de en
  • FR891060A - High sensitivity electromagnetic relay : en fr
  • US2342236A - Method of and means for binding : en
  • US2342351A - Towing or suspending and releasing device : en
  • DE744927C - Register setting device for rotary printing machines, in particular rotogravure printing machines : de en
  • DE745085C - Process for processing rocks low in beryllium : de en
  • CA418509A - Resinous composition : en fr
  • FR890952A - Incandescent lamp or discharge tube : en fr
  • DE745079C - Frames for motor vehicles : de en
  • FR891052A - Device for forming selvages on looms : en fr
  • GB559507A - Improvements in and relating to starting switches for electric discharge devices : en
  • US2342409A - Diagnostic reagent and process : en
  • US2342449A - Bridle and hackamore bit : en
  • CA418620A - Feed water heater : en fr
  • US2342228A - Gas burner : en
  • US2342465A - Process for preparing hydrobromic acid : en
  • US2342501A - Hat : en
  • US2342322A - Bx armored cable cutter : en
  • FR890903A - Trigger device for firearms : en fr
  • GB559558A - Improvements in or relating to telegraph apparatus : en
  • DE744994C - Detergents, cleaning agents, bleaches and dishwashing agents : de en
  • GB559581A - Improvements relating to shock absorbers, and aircraft landing gear : en
  • DE745032C - Method for producing a synthetic rubber : de en
  • CA418568A - Fluid supply apparatus and control system : en fr
  • CA418622A - Shock absorber : en fr
  • US2342303A - Flow regulating device : en
  • US2342107A - Decoy : en
  • US2342109A - Container body : en
  • US2342365A - Draw ring : en
  • FR890951A - Reflex camera with focal shutter : en fr
  • GB559614A - Improvements in or relating to rotary charcoal cooling apparatus : en
  • FR890945A - Film projection device with rapid film rewind device : en fr
  • FR891022A - Sound system for elementary arithmetic learning : en fr
  • US2342180A - Feeding trough for livestock : en
  • US2342565A - Bales : en
  • US2342343A - Apparatus for making flexible shafting : en
  • DE745126C - Process for extinguishing alkaline earth oxides, in particular soda lime : de en
  • DE745124C - Rimfire cartridge : de en
  • GB559605A - Improvements in furnaces : en
  • FR890898A - Method and device for regulating the ventilation of premises : en fr
  • FR891001A - Process for the preparation of highly polymerized bodies containing dye-forming residues : en fr
  • US2342404A - Handle : en
  • GB559529A - Improvements relating to the control of electric motors driving boiler auxiliaries : en
  • DE744997C - Noiseless typewriter : de en
  • US2342558A - Safety razor : en
  • FR890958A - Glasses for fluoroscopic observation : en fr
  • GB559587A - Electric motor for food mixers and the like : en
  • GB559483A - An improved grinding device for drills : en
  • GB559574A - Improvements in wage bags or the like : en
  • FR891012A - Pump with several pump pushrods located next to each other, in particular fuel injection pump for internal combustion engines : en fr
  • GB559527A - A method of building-up composite walls, sheets or structures containing veneer : en
  • DE745129C - Process for the production of phosphate fertilizers : de en
  • FR891003A - Electric or other water heaters, with or without storage, in ceramic materials reducing the metal parts to a minimum : en fr
  • GB559449A - Improvements in or relating to trigger motors for guns : en
  • US2342440A - Molding apparatus : en
  • DK61945C - Selector mechanism for Radio Receiver for Reception within several Wavelength ranges. : da en
  • DE745023C - Process for separating chlorinated rubber from its solutions : de en
  • DE745018C - Spinneret, especially for the production of rayon threads : de en
  • FR890894A - Method for increasing the corrosion resistance of stainless steel : en fr
  • DE744945C - Device for the rapid determination of calcium oxide and calcium hydroxide in mortar or lime : de en
  • DE745060C - Process for the production of vacuum-tight glass-ceramic connections : de en
  • FR891043A - Instant alumina gel : en fr
  • US2342557A - Massage instrument : en
  • USD137354S - Brooch or similar article : en
  • US2342603A - Ball core : en
  • FR891095A - Cage-trailer : en fr
  • CA418534A - Photographic copying apparatus : en fr
  • FR890876A - Centrifugal governor for regulating the rotational speed of internal combustion engines : en fr
  • DE745100C - Process for the production of resin varnishes : de en
  • AU118134B2 - Improvements in and relating to surface lapping, grinding and like machines : en
  • US2342178A - Portable hand truck : en
  • US2342445A - Cement finishing machine : en
  • CA418488A - Atmospheric air flow regulation : en fr
  • US2342297A - Metallic partition : en
  • GB559513A - Device for indicating the voltage of batteries in electrical sets such as radio sets : en
  • DE744967C - Thrust transformer : de en
  • DK61939C - Device at Files for Displaying Cards in File Drawers, File Boxes or File Cabinets. : da en
  • FR891016A - Bevel pinion bearing : en fr
  • FR890899A - Water soluble monoazo dyes and a process for their manufacture : en fr
  • US2342416A - Manufacture of lower fatty acid esters of cellulose : en
  • GB559470A - Mechanised mount for the assembly of flat printing plates : en
  • GB559517A - Feeding mechanism for tinsel making machines : en
  • FR891083A - Aluminum soft welding process : en fr
  • US2342420A - Parachute jumper's suit : en
  • GB559452A - Resinous copolymers : en
  • US2342432A - Mineral oil lubricating composition and an improvement agent therefor and its methodof preparation : en
  • US2342460A - Razor blade hone : en
  • US2342533A - Method of removing bark from logs : en
  • FR890916A - Process for the preparation of condensation products : en fr
  • GB559476A - Improvements relating to photographic apparatus : en
  • US2342153A - Filamentary guiding mechanism : en
  • US2342183A - Pump unit : en
  • US2342392A - Locating and supporting device for bomb parts and the like : en
  • CA418522A - Reversible gel composition of polyvinyl alcohol, etc. : en fr
  • US2342165A - Processing well fluids : en
  • USD137331S - Design fob a dress : en
  • US2342200A - Powder box : en
  • US2342265A - Tube frame for axminster looms : en
  • US2342606A - Acetylated pimelic acids : en
  • DE745128C - Single-speed cylinder press : de en
  • CA418563A - Vinyl resin coating composition : en fr
  • CA418560A - Moving stairway : en fr
  • US2342238A - Variable attenuation circuits : en
  • US2342433A - Mineral oil lubricating composition, and an improvement agent therefor and its method of preparation : en
  • US2342245A - Electric signaling : en
  • US2342252A - Spatula mill : en
  • US2342471A - Feeding conveyer : en
  • US2342481A - Heavy metal compound of thiuramdisulphides and its manufacture : en
  • US2342527A - Relay : en
  • CA418504A - Engine starter gearing : en fr
  • GB559543A - Improvements in or relating to knitting machines : en
  • GB559601A - Improvements in or relating to step by step operating mechanism : en
  • DE743646C - Grinding wheel for relief grinding of grooved workpieces, especially profile and thread milling cutters : de en
  • CA418625A - Knitting machine guide : en fr
  • FR890953A - Device intended for the quantitative examination of the optical properties of a medium : en fr
  • AU703142A - Improvements relating to key-carrying devices : en
  • US2342187A - Infant's garment : en
  • CA418485A - Hydraulic jack : en fr
  • CA418554A - Electric heating unit : en fr
  • FR890984A - Continuous casting process : en fr
  • DE745092C - Motor vehicle rod antenna : de en
  • US2342522A - Electrical insulation : en
  • US2342613A - Acylation of lactonitrile : en
  • DE742454C - Method of making rubber plasters : de en
  • DE745076C - Bridge circuit for transmissions of motor vehicles : de en
  • DE745132C - Control device for the fine-level regulation of the voltage of the generator and the field weakening of the working motor in Leonard and similar drives : de en
  • US2342161A - Safety razor : en
  • US2342414A - Method for transmitting power and fluid agent therefor : en
  • FR890939A - Device for fixing metal wires and the like in a connecting piece preferably in the form of a cap : en fr
  • FR890890A - Power unit for boats, outboards, etc. : en fr
  • FR890912A - Two-piece ship rudder : en fr
  • GB559562A - Improvements in and relating to electrical contacts of holders for thermionic valves, plugs and the like : en
  • US2342248A - Catalytic isomerization of olefins : en
  • CA418590A - Acrylate polymer production : en fr
  • GB559525A - Improved compound sheet material : en
  • FR891047A - Closures for barrels and taps : en fr
  • US2342148A - Vapor generator : en
  • DE762788A - Brake platform railing for railway vehicles : de en
  • FR891044A - Apparatus for measuring the hardness of films of plastics and the like, and the properties thereof : en fr
  • CA418573A - Radioactive composition preparation : en fr
  • US2342106A - Treatment of oil producing sands : en
  • US2342136A - Antioxidant : en
  • FR891009A - Half sole for shoe : en fr
  • USD137319S - Design for a comb : en
  • DE745009C - Process for hardening metal graphite brushes : de en
  • DE745093C - Transformer with magnetizing current that can be varied within wide limits : de en
  • US2342389A - Sewing machine : en
  • DE745073C - The arrangement of a volume meter and its accessories in a pipe loop : de en
  • US2342378A - Method of molding : en
  • USD137359S - Design fob a vestee : en
  • US2342339A - Spring : en
  • US2342612A - Acylation of lactonitrile : en
  • FR890877A - Device for cleaning, by blowing, steam generator tubes : en fr
  • FR891055A - Process for manufacturing solid briquettes of coke and ore, particularly suitable for metallurgy : en fr
  • AU355941A - Improved sliding clasp fastener : en
  • CA418561A - Heat treating furnace : en fr
  • USD137317S - Armbrust^r etal binocular or the like : en
  • GB559600A - Improvements in and relating to electric switches and switch mechanisms of the press-button or plunger type : en
  • US2342361A - Statistical card system : en
  • DE745081C - Process for the production of cellulose- and hemicellulose-breaking enzymes from microorganisms : de en
  • GB559550A - Improvements relating to loom reeds : en
  • DE745110C - Fall tester for measuring the camber angle on motor vehicles : de en
  • GB559542A - Improvements relating to steel mesh runways : en
  • AU826243A - Improvements in soapflakes andin the manufacture thereof : en
  • FR891032A - Mineral crusher : en fr
  • FR891092A - Electric control unit : en fr
  • GB559496A - Improvements in arrangements for filling skips or buckets with materials : en
  • FR890906A - Installation for checking or testing pneumatic tire casings for vehicles : en fr
  • FR891033A - Device for noise and wear suppression in extendable pulleys : en fr
  • FR891097A - Further training in heat savers : en fr
  • AU767842A - Medicinal preparation for human and veterinary use : en
  • USD137365S - Embroidered trimming or similar article : en
  • FR890985A - Improvements in the construction of hearth grates : en fr
  • DK61944C - Measuring transmitter for Testing Shortwave bearing receivers. : da en
  • FR890918A - Method for eliminating faults in telephone communications by simultaneous multiple transmissions at several frequencies : en fr
  • FR891011A - Process for improving the mechanical properties of alloys : en fr
  • GB559510A - Improvements in and relating to turbine bucket wheels and the like : en
  • GB559579A - Improvements in and relating to holders for thermionic valves and other electric devices : en
  • DK61941C - Method of Preparation of Derivatives of 4-Aminobenzolsulfonamide. : da en
  • FR891081A - Reel device for flexible drive shaft : en fr
  • USPP618P - Rose plant : en
  • AU118129B2 - Improvements relating to valve mechanisms : en
  • CA418600A - Booster pump vapour separator : en fr
  • DE744251C - Pistons for slot-controlled internal combustion engines : de en
  • DE745044C - Process for the simultaneous production of animal feed and pectin preparations from potato pulp : de en
  • US2342350A - Covering for heads of dressed poultry : en
  • USD137360S - Woman s overall ensemble : en
  • AU118122B2 - Medicinal preparation for human and veterinary use : en
  • US2342496A - scott : en
  • AU790243A - Improvements relating to valve mechanisms : en
  • US2342578A - Damping device for airplane control surfaces : en
  • CA418559A - Electric moving stairway : en fr
  • DK61943C - Microphone for use in noisy places. : da en
  • DE744962C - Switching device for relays with switching time delayed by a capacitor : de en
  • US2342499A - Friction spring unit for railway trucks : en
  • US2342553A - Method for determining moisture in materials : en
  • DE745014C - Device for measuring pressure inside discharge vessels, in particular rectifiers, with gas or vapor filling : de en
  • US2342541A - Knitting machine : en
  • CA418589A - Temperature compensated meter : en fr
  • FR890900A - Protective cap for projectile rockets : en fr
  • AU648842A - Improvements in or relating to apparatus forthe control ofthe ignition ofan internal combustion engine : en
  • US2342341A - Roller window screen : en
  • US2342586A - Repeater system : en
  • US2342328A - Valve arrangement : en
  • CA418530A - Camera control device : en fr
  • AU830143A - Improved mounting forthe oil burner unit of absorption refrigerators : en
  • AU118112B2 - Improvements in and relating to float controlled valve mechanisms for drinking troughs, cisterns orthe like : en
  • AU537442A - Improvements in or relating to electric insulators : en
  • US2342291A - Adjustable razor : en
  • US2342157A - Thermostatic radiator valve : en
  • US2342435A - Washing machine : en
  • US2342439A - Carton and blank for forming the same : en
  • US2342380A - Apparatus for treating hydrocarbons : en
  • DE691803C - Fixed or rotating disc for centrifugal machines, especially steam or gas turbines : de en
  • AU118106B2 - An improved letterbox : en
  • CA418519A - Surface finishing composition : en fr
  • CA418489A - Hose coupling : en fr
  • US2342218A - Forming of structural glass : en
  • US2342336A - Electric conversion : en
  • US2342429A - Alkali-resistant iron blue : en
  • GB559472A - Improvements in or relating to a transparency mount : en
  • GB559537A - Improvements in or relating to trimming machines for metal sheets : en
  • DE744953C - Process for the production of negatives or transparencies with correct tonal value : de en
  • FR891002A - Construction or transformation process for gasifiers for the use of green wood or peat : en fr
  • GR10233B - AUTOMATIC LIGHTER. : el en
  • DE744970C - Gas generator for gasifying queasy and chunky fuels : de en
  • GB559482A - Improvements relating to the manufacture of granular superphosphatic fertilisers : en
  • FR891068A - New application of pyrogenation printing on wooden soles : en fr
  • CA418557A - Ferromagnetic material : en fr
  • US2342521A - Photoelectric signal amplifier : en
  • DK61965C - Device at Excavators. : da en
  • US2342539A - Indexing or positioning head : en
  • FR891063A - Trigger die with oscillating combs controlled from the rear : en fr
  • US2342584A - Wrapper feed : en
  • GB559466A - Improvements in or relating to printing telegraph apparatus : en
  • DE744976C - Process for obtaining a high percentage protein from potato fruit water : de en
  • DK61963C - Measuring container for dispensers. : da en
  • FR891096A - Quick junction system, in case of fire, from one pipe to another or with a tap : en fr
  • GB559491A - Improvements relating to apparatus for use in the treatment of water : en
  • FR890902A - Supply device for hand firearms, with fixed magazine : en fr
  • FR891058A - Process for separating vanadium salts from residual salts deposited during the production of alumina by the bayer process : en fr
  • CA418474A - Solidified edible fat : en fr
  • GB559553A - Improvements in typographical composing machines : en
  • GB559584A - Improvements in or relating to the chemical treatment of cellulosic materials to improve their water-resisting, crease-resisting, or other properties : en
  • GB559611A - Improvements in or relating to ground sight apparatus for aircraft : en
  • DE744982C - Motor vehicle with a car body that is open at the bottom and forms a self-supporting bell : de en
  • GB559561A - Improvements in or relating to gauges for testing the alignment of knife-edges : en
  • FR891094A - Acoustic wave absorption plates intended in particular to improve the acoustic properties of performance halls and the like : en fr
  • DK61956C - Device for core plates of sheet metal. : da en
  • US2342473A - Carving machine structure : en
  • USD137341S - Design for a badge : en
  • US2342299A - Brew cooling and dispensing installation : en
  • US2342146A - Lens holder : en
  • US2342244A - Bag seal : en
  • US2342598A - Carcass dipping apparatus : en
  • CA418510A - Stator coil : en fr
  • US2342210A - Belt fastening means : en
  • FR890868A - Device for automatic control of operating devices, in particular in motor vehicles : en fr
  • FR890950A - Continuous casting process of metal bars of varying composition and resulting products : en fr
  • DE745068C - Continuously operated vertical chamber or retort furnace for generating gas and coke : de en
  • FR890975A - Wooden sole with flexible underfoot connected to the rear part of the sole by a gusset : en fr
  • GB559599A - Improvements relating to walling for buildings and precast concrete units therefor : en
  • CA418597A - Material loading apparatus : en fr
  • DK61951C - Rotary capacitor. : da en
  • US2342469A - Room air conditioning unit : en
  • FR890971A - Baby carriage : en fr
  • US2342211A - Utilization of natural heating and cooling effects : en
  • FR890907A - Process for the manufacture of acetone and other ketone products : en fr
  • US2342419A - Method of concentrating dehydrating solutions : en
  • US2342151A - Beaming or warping machine : en
  • US2342542A - Price card holder : en
  • IE17513L - Luminescent materials : en
  • DE742689C - Method for the detection of both volatile and foggy arsine warfare agents : de en
  • DE744876C - Arrangement for flexible and vibration-absorbing storage of instruments : de en
  • CA418528A - Colour photography : en fr
  • US2342103A - Method for producing dipotassium monosodium ferricyanide : en
  • USRE22441E - Telephone system : en
  • GB559499A - Improvements in and relating to excess voltage protective devices for electric circuits : en
  • GB559504A - Improvements in or relating to pneumatic operating devices : en
  • US2342359A - Level : en
  • FR891080A - Opposed piston internal combustion engine : en fr
  • GB559490A - Improvements in and relating to jettison fuel tanks for aircraft : en
  • FR890913A - Method and device for determining the speed of movements : en fr
  • CA418475A - Pulp digester apparatus : en fr
  • CA418621A - Headlight : en fr
  • USD137351S - Design for a brooch or similar article : en
  • US2342548A - Airplane stabilizer : en
  • CA418617A - Telephone system : en fr
  • DE745054C - Electrical signaling system : de en
  • GB559457A - Improvements in and relating to steel mesh runways : en
  • GB559586A - An improved self-centering support for gun-barrels : en
  • US2342251A - Multiple spindle drilling apparatus : en
  • US2342552A - Switching apparatus : en
  • US2342509A - Camera : en
  • US2342354A - Metal-clad switch : en
  • DK61960C - Forming Machine. : da en
  • FR891091A - Device for axial balancing of a body capable of rotating about an axis of variable inclination : en fr
  • US2342514A - Bomb rack for aircraft : en
  • USD137357S - Design for a bathing suit : en
  • DE745064C - Autonomous route block : de en
  • US2342229A - Combined solarium and airing cabinet : en
  • US2342186A - High-pressure sealing head : en
  • DE745025C - Plasticizer for polyvinyl compounds : de en
  • FR890936A - Material tank with device for filling, drawing off the must and introducing the washing water : en fr
  • US2342144A - Welding gun : en
  • DE745107C - Method of making latent raster records : de en
  • FR891088A - Household appliance with stand for removable fixing : en fr
  • DE745039C - Coin stacking bag for self-cashers : de en
  • US2342468A - Food preserving and storage apparatus : en
  • US2342386A - Process for the recovery of phenols : en
  • US2342127A - Spare tire carrier : en
  • US2342135A - Arylamino dihydrobenzofurane : en
  • US2342355A - Deformable or elastic accumulator : en
  • GB559508A - Improved means for automatically stopping air compressors or other pressure-generating machinery on overheating : en
  • FR891075A - Method of using dry leaves of non-coniferous trees : en fr
  • FR890942A - Fireplace, stove or similar heating device with special flue gas circulation : en fr
  • FR890947A - Train announcement facility : en fr
  • DE745131C - Telecommunication field cable with normal overall thickness of the conductor sheathing : de en
  • CA418556A - Washing machine wringer : en fr
  • FR890867A - Improvements to gas purifiers : en fr
  • CA418613A - Antenna system : en fr
  • FR890865A - Zinc kneaded alloy and its use : en fr
  • US2342346A - Egg whitening : en
  • US2342511A - Retractable drive for film magazines : en
  • CA418507A - Engine starter gearing : en fr
  • FR890905A - Fireplace, stove or similar heating device with flue gas circulation and special cleaning openings : en fr
  • US2342197A - Edge tool device : en
  • CA418565A - Bottle filling machine : en fr
  • US2342424A - Treatment of oil productive sands : en
  • CA418481A - Automatic well test seal : en fr
  • CA418570A - Thermionic valve circuit : en fr
  • AU836643A - Production of soap : en
  • US2342417A - Projector for cinematographic targets : en
  • US2342162A - Extraction of food and similar antioxygens from cane and beet molasses : en
  • CA418576A - Package : en fr
  • DE745116C - Device for shredding bark, bark, bast, wood splinters and the like. like : de en
  • US2342204A - Method of manufacturing smokeless powder : en
  • US2342301A - Gas lift valve : en
  • US2342371A - Gyratory crusher : en
  • US2342513A - Camera : en
  • CA418583A - Torsional vibration damper : en fr
  • AU703242A - Improvements in internally expanding brakes : en
  • CA418564A - Abrasive material : en fr
  • CA418595A - Diaphragm screen : en fr
  • DK61937C - Template printing machine. : da en
  • CA418523A - Reversible gel composition of polyvinyl alcohol, etc. : en fr
  • US2342590A - Coating composition : en
  • US2342329A - Smoke eliminator : en
  • US2342483A - Titanium oxide pigment production : en
  • US2342321A - Sawdust recovery process and apparatus : en
  • US2342129A - Production of bevel gears : en
  • FR891039A - Synthetic resins and their application as anion exchangers : en fr
  • FR890889A - Process for preparing acyclic acetylenic polymers and their halogenated derivatives : en fr
  • US2342274A - Method of adjusting the temperature coefficent of resonators : en
  • AU770542A - Improvements relating tothe art of knitting socks andthe like : en
  • US2342220A - Pressure control system : en
  • FR890910A - Method of producing the control frequency for level regulation in multi-channel protous frequency transmission devices : en fr
  • US2342202A - Light : en
  • US2342456A - Composition containing a substituted alkyl halide : en
  • US2342457A - Tone arm : en
  • CA418631A - Blocking-layer cell unit : en fr
  • US2342602A - Anesthetic apparatus : en
  • AU118143B2 - Improvements relating tothe art of knitting socks andthe like : en
  • US2342305A - Joint : en
  • US2342516A - Key punch attachment : en
  • GB559498A - Improvements in the manufacture of soft metal articles having a sheath of hard wear-resisting metal : en
  • DE744965C - Electromagnetic oscillating armature motor : de en
  • GB559509A - Improvements in trailer vehicles : en
  • US2342562A - Process of producing improved wetting, sudsing, and detergent agents : en
  • US2342494A - Personal insignia for bags, pocketbooks, and the like : en
  • US2342479A - Apparatus for wall construction : en
  • USD137339S - Design fob a combined kndye and pencil : en
  • US2342453A - Cover for hinges or the like : en
  • US2342466A - Shank stiffener for shoes : en
  • US2342515A - Internal combustion engine : en
  • CA418514A - Tone control means : en fr
  • FR890875A - Antenna for radiotelegraphy, radiotelephony, etc. : en fr
  • CA418546A - Image viewing system : en fr
  • CA418503A - Pressure responsive device : en fr
  • US2342263A - Electron discharge apparatus : en
  • US2342352A - Sash and store front construction : en
  • US2342616A - Leakage testing device : en
  • FR891006A - Gas generator : en fr
  • US2342358A - Fruit stemmer and method : en
  • US2342431A - Mineral oil lubricating composition and an improvement agent therefor and its method of preparation : en
  • DE744959C - Process for the preparation of 3-alkoxy-4-oxybenzaldehydes : de en
  • US2342222A - Method and means for regulating the formation of lap rolls : en
  • US2342317A - Lock nut : en
  • US2342396A - Universal ball joint : en
  • US2342125A - Supervisory control system : en
  • US2342282A - Harvester platform : en
  • USD137364S - Design for a padlock : en
  • DE745075C - Device for attaching the laid out strip of edges to boxes : de en
  • GB559462A - Steatite type ceramic material : en
  • US2342189A - Conveying and transfer mechanism : en
  • US2342462A - Manufacture of plaster lath : en
  • DE742685C - Process for recording pitch fluctuations or small frequency fluctuations of any other frequency processes : de en
  • US2342503A - Control circuit for sound recording apparatuses : en
  • US2342150A - Wetting composition : en
  • US2342441A - Hydrometric apparatus : en
  • US2342240A - Cigarette package or the like : en
  • US2342599A - Cylinder honing : en
  • DE745006C - Jackless toggle mechanism for small self-switch : de en
  • US2342366A - Low-temperature apparatus for analyzing fluids : en
  • US2342593A - Coin collector apparatus : en
  • US2342112A - Incendiary bomb : en
  • CA418574A - Cage slot grinder : en fr
  • CA418494A - Conveyer-elevator : en fr
  • US2342158A - Container and method of manufacture : en
  • US2342184A - Automatic control for aircraft equipment : en
  • US2342122A - Potato planter : en
  • DE747120C - Recovery of the platinum which evaporates during ammonia combustion : de en
  • FR890896A - Aircraft silencer : en fr
  • DE702657C - Rotary field motor with outer cage : de en
  • US2342249A - Catalyst manufacture : en
  • US2342273A - Method for detecting oil in well drilling : en
  • US2342120A - Spray bar for distributing bituminous and like materials : en
  • US2342532A - Electric coil : en
  • US2342342A - Flexible shaft winding machine : en
  • USD137327S - Design for an animal figure : en
  • US2342538A - Method of collecting quinone : en
  • US2342167A - Multiple radio recorder : en
  • US2342580A - Puncture seal tube : en
  • US2342141A - Force measurement : en
  • US2342320A - Electric fuse : en
  • US2342443A - Method of and apparatus for removing burrs and films from molded articles : en
  • DE745047C - Telescopic tube shock absorbers, especially for aircraft landing gears : de en
  • CA418517A - Coating composition : en fr
  • CA418468A - Snowmobile : en fr
  • CA418592A - Ceramic insulator : en fr
  • FR891093A - Use of juncus maritimus and cladium maricus : en fr
  • GB559506A - Improvements in and relating to can soldering machines : en
  • AU794643A - An improved hair trimming or dressing appliance : en
  • AU1273044A - Tone converter : en
  • DE745108C - Detachable lock for fairing parts of aircraft : de en
  • DE745069C - Use of a gas produced by pressurized gasification for synthesis : de en
  • AU118133B2 - An improved inhaling appliance for medical or other uses : en
  • AU118142B2 - Improvements in internally expanding brakes : en
  • US2342490A - Door or like unit : en
  • US2342295A - Interpolymerization products of vinyl compounds with cyclic imides : en
  • AU118118B2 - Improvements in apparatus for the proportionate addition of a solid or liquid to a liquid : en
  • AU123348B2 - Tone converter : en
  • CA418484A - Screw conveyer-elevator : en fr
  • AU118136B2 - Improved mounting forthe oil burner unit of absorption refrigerators : en
  • GB559475A - Hydraulic forging press : en
  • GB559607A - Improvements relating to drilling machines : en
  • FR890959A - Refrigeration process for electric conductors, in particular resistance for high powers : en fr
  • FR890870A - Card : en fr
  • FR891036A - Heat insulation for cold rooms : en fr
  • GB559536A - Holder for cycle pumps : en
  • US2342214A - By-product coke oven plant : en
  • US2342607A - Aldehydo-carboxylic acid : en
  • GB559564A - Improvements in or relating to electrical fuses : en
  • IE16580L - Energy transmitting devices : en
  • FR890914A - Method for isolating amino acids : en fr
  • GB559532A - Improvements in and relating to electrostatic precipitation of particles suspended in gases : en
  • US2342247A - Catalyst manufacture : en
  • FR890887A - Method for determining the number of weft threads which are used in the weaving for a given length of fabric and apparatus for carrying out this method : en fr
  • FR890954A - Process for preparing high value dried egg powder from eggs which are no longer edible : en fr
  • GB559531A - Improvements in or relating to electrical coil winding machines : en
  • FR891065A - Process for removing silica from water and aqueous solutions : en fr
  • GB559592A - Improvements in or relating to edging strips for panels : en
  • GB559546A - Improvements in aircraft flap actuating gear : en
  • GB559474A - Improvements in or relating to apparatus for generating precision flat surfaces : en
  • US2342571A - Record form handling device : en
  • FR890857A - Tilting segment for support and thrust bearings : en fr
  • GB559464A - Improvements in method of carroting fur and composition for use therein : en
  • US2342196A - Catalyst manufacture : en
  • GB559583A - Improvements relating to radio-goniometers : en
  • DE745104C - Setting device for drilling machines with setting marks that can be set to measuring divisions and are coupled to the switching levers : de en
  • US2342209A - Moistureproofed regenerated cellulose : en
  • US2342335A - Tone signal keyer : en
  • DE745021C - Device for the production of mineral fibers : de en
  • FR891030A - Device catching insects, especially the Colorado beetle : en fr
  • GB559596A - Improvements in indicating devices using luminous paint : en
  • FR890948A - Wool and woolen fabrics fulling process : en fr
  • GB559603A - Improvements in or relating to luminescent aids to reading and writing : en
  • DE744960C - Device for railway safety systems, in particular for the automatic route block with three-aspect signals : de en
  • DE738751C - Device for generating high electrical voltages : de en
  • DE745089C - Spring-loaded spoked wheel for rail vehicles : de en
  • CA418594A - Solutizer recovery : en fr
  • US2342311A - Vehicle hoist : en
  • DK61942C - Television receiver. : da en
  • US2342124A - Treatment of hydrocarbons : en
  • US2342597A - Door operating mechanism : en
  • US2342581A - Water-reducible paint : en
  • GB559533A - Improvements in or relating to knitting machines : en
  • FR890882A - Container made of paper, cardboard or the like, as well as a method and mechanism for its manufacture : en fr
  • US2342582A - Allyl polymer : en
  • AU1117643A - Improvements in apparatus for forming glassware : en
  • FR891021A - Preparations based on dyes for dyeing and printing textiles : en fr
  • US2342139A - Drilling derrick : en
  • USD137358S - Design for a hat : en
  • DE745117C - Process and device for extracting coal in quarrying piers, namely in civil lignite mining : de en
  • AU826843A - Improved liferaft : en
  • GB559493A - Improvements in recording-apparatus for ships' telegraphs : en
  • US2342235A - Feeding and conveying apparatus for textile materials : en
  • US2342261A - Art of forming belting : en
  • US2342383A - Conversion of hydrocarbons : en
  • DE745041C - Mechanical pickling plant : de en
  • FR890967A - Process for manufacturing polymerizates diaphragms : en fr
  • CA418607A - Firearm receiver and trigger plate : en fr
  • GB559467A - Improvements in or relating to apparatus for use in the agitation or like treatments of liquids : en
  • GB559590A - Improvements in or relating to synthetic resin adhesives : en
  • USRE22439E - Hydraulic cylinder by-pass control : en
  • US2342601A - Drilling machine for concrete : en
  • GB559602A - Improvements in spuds or strakes for vehicle wheels : en
  • FR890969A - Automatic adjustment device for wheel brakes of vehicles and airplanes : en fr
  • FR891015A - Internal combustion engine, in particular diesel airplane engine comprising an auxiliary electric ignition device : en fr
  • FR890932A - : fr
  • DE745133C - Indirectly heated cathode for electrical discharge vessels : de en
  • US2342116A - Vibrating feed for cigar machines : en
  • FR891078A - Gear change device : en fr
  • GB559520A - Improvements in or relating to the production of moistureproof sheet or film : en
  • DE744999C - Process for the production of sintered phosphates : de en
  • DK61954C - Locks, especially for briefcases, bags and similar carrying cases. : da en
  • CA418627A - Blocking-layer cell : en fr
  • CA418632A - Dry shaving apparatus : en fr
  • US2342296A - Current collector shoe : en
  • US2342430A - Hand truck for transporting machinery and the like : en
  • US2342611A - Cellulosic product : en
  • US2342250A - Refrigerator latch : en
  • DE744958C - Burner and pusher block for the controllable introduction of heating medium into the horizontal heating trains of chamber ovens : de en
  • FR891069A - Process for the preparation of fibers or fabrics for their application in cleaning : en fr
  • DE713103C - Lenticular film with special edge training and embossing roller for its production : de en
  • GB559523A - Joining together metal parts by welding : en
  • CA418492A - Garment carrying folder : en fr
  • AU828343A - An improved inhaling appliance for medical or other uses : en
  • FR890854A - Expanding training plate for all applications, especially for bicycles : en fr
  • FR890859A - Process for condensing halogenated hydrocarbons : en fr
  • US2342275A - Drilling mud : en
  • US2342426A - Apparatus for producing combustible gaseous mixtures at substantially constant pressures : en
  • FR891023A - : fr
  • DE745015C - Metal cleaning products : de en
  • USD137350S - Brooch or similar article : en
  • FR890991A - New low-temperature distillation process for oil shale by dispersion : en fr
  • CA418508A - Press hydraulic blank holder : en fr
  • US2342347A - Diaphragm valve : en
  • FR890923A - carbon electrode for the electrolysis of molten baths : en fr
  • FR891046A - Coupling for vehicles : en fr
  • CA418626A - Ceramic insulator : en fr
  • GB559477A - Improvements in or relating to refrigerator cabinets : en
  • GB559589A - Improvements in or relating to collapsible tubular containers : en
  • US2342470A - Black-out flashlight adapter : en
  • DE745059C - Process for the production of temperature change-resistant, bending-resistant, highly fire-resistant objects : de en
  • US2342377A - Eye shield : en
  • FR890934A - Method for operating internal combustion injection engines, with ignition by external means, with fuels of different octane coefficients : en fr
  • DE745097C - Tanning agents : de en
  • US2342344A - Loading platform for log-trucking operations : en
  • US2342145A - Method of recovering aliphatic lactones : en
  • FR890872A - Device for distinguishing between various stereoscopic partial images : en fr
  • FR891000A - : fr
  • GB559608A - Improvements in or relating to the manufacture and production of photographic stencils : en
  • USD137318S - Design for a boll or similar article : en
  • DE744333C - Tricycle with sprung wheels, especially for the disabled : de en
  • US2342345A - Whitening eggs : en
  • US2342266A - Open-width washer : en
  • US2342621A - Machine and method of manufacturing spot caps : en
  • DE743700C - Method for multiple, successive playback of any section of a sound recording running in a straight line on a carrier for control purposes : de en
  • GB559473A - Improvements in or relating to selenium electric rectifiers : en
  • US2342130A - Plastic binding sealing machine : en
  • FR890897A - Improvements to bungs for drums, containers and the like : en fr
  • FR890999A - Improvements to helical or helicocentrifugal machines, compression, displacement or elevation of any fluids : en fr
  • GB559465A - Apparatus for determining the tensile strength of materials : en
  • FR890941A - Optical system for lighting microscopes : en fr
  • US2342478A - Cellulosic plastic : en
  • FR890862A - Gear shifting for bicycles and other vehicles : en fr
  • US2342283A - Rifle : en
  • US2342306A - Lister : en
  • US2342100A - Preparation of unsaturated halogenated aliphatic hydrocarbons : en
  • US2342181A - Reinforced concrete construction : en
  • US2342554A - Autographic register : en
  • CA418472A - Registering device for negative duplicator machines : en fr
  • CA418493A - Sealable bottle : en fr
  • US2342170A - Fastening device : en
  • US2342370A - Polyamide : en
  • US2342452A - Dispensing cabinet : en
  • USD137321S - Design fob a pocket comb : en
  • US2342360A - Sparking plug : en
  • US2342543A - Container closure means : en
  • US2342563A - Preparation of wetting, sudsing, and detergent agents : en
  • US2342517A - Card and the like for sequence sorting : en
  • CA418635A - Plate-shaped ceramic object manufacture : en fr
  • US2342270A - Manufacture of bread : en
  • USD137347S - Design fob a hat : en
  • US2342381A - Liquid damped resilient suspension device for vehicles : en
  • US2342212A - Internal combustion engine with scavenging air compressor : en
  • US2342262A - Adjustable reaction nozzle : en
  • CA418536A - Folding camera : en fr
  • US2342376A - Celery blanching ring : en
  • AU118132B2 - Improvements relating tothe filtering or cleaning of gas or air : en
  • US2342300A - Surgical dressing : en
  • GB559495A - Liquid fuel combustion apparatus : en
  • US2342330A - Method of saccharifying starchy materials : en
  • DE745046C - The use of diffusion-resistant color formers to produce a blue-green partial image according to the color development process : de en
  • CA418480A - Barrette : en fr
  • CA418612A - Antenna : en fr
  • CA418479A - Hair curler : en fr
  • CA418486A - Washing and rinsing machine : en fr
  • US2342356A - Deformable or elastic accumulator : en
  • DE745088C - Weighing arrangement for bogies of railway vehicles : de en
  • AU118107B2 - Improvements in or relating to electric insulators : en
  • CA418606A - Fastener for trimming strips : en fr
  • AU822043A - Improvements in and relating to float controlled valve mechanisms for drinking troughs, cisterns orthe like : en
  • AU118115B2 - Improvements in pin and bush flexible couplings : en
  • CA418591A - Copolymer production : en fr
  • DE736251C - Device for determining the hardness of small bodies : de en
  • DE744973C - Device for producing glass threads from glass rods : de en
  • CA418581A - Variable control shock absorber : en fr
  • CA418602A - Fastener and installation : en fr
  • USD137323S - Design for a brooch or similar article : en
  • USD137346S - Design for a hat : en
  • DE745031C - Process for the production of plastics : de en
  • DK61964C - Hydrodynamic Tachymeter. : da en
  • US2342193A - Concentrating machine : en
  • US2342213A - Ice machine : en
  • US2342289A - Camouflage fabricating machine : en
  • US2342325A - Counter unit mechanism : en
  • US2342451A - Chrome disazo dye : en
  • CA418586A - Electrical stress grading device : en fr
  • US2342142A - Esters of sulphur-containing benzoic acids and process of preparing them : en
  • DE742871C - Building structure with sound-absorbing properties : de en
  • US2342207A - Safety razor case : en
  • CA418482A - Luminous tube elevation post and insulator : en fr
  • CA418584A - Internal combustion engine : en fr
  • CA418623A - Cellulose ester processing : en fr
  • US2342436A - Combination bucket and shovel : en
  • GB559571A - Improvements in huts and the like : en
  • US2342269A - Washing machine mechanism : en
  • USD137361S - Wallpaper or similar article : en
  • US2342304A - Buckle : en
  • DE744954C - Four chamber ball piston pump : de en
  • US2342536A - Spray device for moistening coated paper : en
  • DE745002C - Remote control device, especially for high-frequency devices : de en
  • DE745042C - Surface protection of magnesium alloys : de en
  • CA418471A - Drape curtain : en fr
  • US2342223A - Water power system : en
  • US2342448A - Pest control : en
  • US2342277A - Separation of pyrite, arsenopyrite, and pyrrhotite by flotation : en
  • DE745065C - Method for achieving a steep increase in torque in remote transmission equipment and equipment for this purpose : de en
  • AU118124B2 - Improvements in apparatus for forming glassware : en
  • CA418611A - Piezoelectric crystal apparatus : en fr
  • US2342450A - Selector valve with automatic return : en
  • GB559471A - Ultra short-wave aerials : en
  • FR891076A - Process for manufacturing shaped articles of iron or its alloys without melting them, and articles thus manufactured : en fr
  • GB559459A - Cooling system for internal combustion engines : en
  • CA418547A - Camera exposure control structure : en fr
  • GB559448A - Improvements in arrangements for towing aircraft : en
  • US2342575A - Flash lamp : en
  • DE745008C - Overvoltage protection device : de en
  • DE744991C - Process for the biological production of protein-rich nutrients : de en
  • DE745119C - Ironing press : de en
  • DE744979C - Metal protective edge for wood propellers : de en
  • DE744974C - Process for producing recordings of optical, acoustic or electrical processes by means of electrical polarization : de en
  • US2342174A - Air conditioning apparatus : en
  • US2342524A - Means for moistening pieces of paper and like material : en
  • USRE22443E - Typographical composing machine : en
  • DE744987C - Fork-shaped double burner for hardening tooth flanks : de en
  • US2342294A - Double salicylic acid type compound and method of preparing same : en
  • FR891085A - Winder : en fr
  • FR891082A - Process for obtaining metal fasteners for joining sheets or layers of thin substances : en fr
  • US2342243A - Construction of piles, caissons, and the like in situ : en
  • US2342600A - Bottle wrapper : en
  • US2342421A - Fan and fan blade structure : en
  • FR890931A - Provision for plate heat exchangers : en fr
  • FR891051A - Tandem coupled piston shock absorbers adaptable to cars of all kinds : en fr
  • US2342288A - Atomizer for liquids : en
  • US2342333A - Dispensing apparatus : en
  • US2342502A - Dynamoelectric machine : en
  • US2342534A - Bending and shaping apparatus : en
  • FR890994A - Drive wheel and electric generator : en fr
  • US2342588A - Method for preventing the loss of drilling fluid during the drilling of wells : en
  • CA418527A - Automatic screwdriver : en fr
  • CA418618A - Temperature regulator for electrical appliances : en fr
  • AU1313844A - Improvements in or relating to coupling devices for pipes or tubes : en
  • US2342331A - Hairdressing device : en
  • US2342576A - Tire construction : en
  • US2342319A - Portable motor driven device : en
  • US2342324A - Bag-expanding means : en
  • US2342413A - Measuring and controlling apparatus : en
  • US2342545A - Vulcanization of rubber : en
  • CA418588A - Conductive shoe : en fr
  • GB559516A - Manufacture of new hydrazine derivatives containing hydroxyalkyl groups : en
  • DE745120C - Blow chamber : de en
  • FR890884A - Magnetic speaker system : en fr
  • US2342101A - Preparation of dihydro mucononitrile and product : en
  • US2342422A - High pressure joint : en
  • FR891013A - Method for sensitizing photographic emulsions : en fr
  • FR890909A - Method and device for photographing or reproducing line drawings : en fr
  • US2342168A - Marking machine : en
  • AU734342A - improved method of and means for separating grain from straw and trash in harvesting machines : en
  • US2342334A - Variable baffle for translating devices : en
  • DE745016C - Circular knitting machine : de en
  • FR890861A - Process for producing hair active substances : en fr
  • FR890885A - Superheterodyne receiver for centimeter waves : en fr
  • GB559522A - Improvements in production and use of 1,4-diamino-2-methyl naphthalene and salts : en
  • FR890968A - Method for fixing rubber or synthetic ebonite : en fr
  • DE744992C - Process for the production of dealcoholized beer : de en
  • GB559591A - Improvements relating to secondary electron emissive electrodes : en
  • DE744969C - Completely automatic electric flash butt welding machine with hydraulic drive : de en
  • DE745000C - Control device for AC traction vehicles with electrical braking, in particular regenerative braking : de en
  • DE745028C - Process for the production of polyamides : de en
  • DE745091C - Circuit arrangement for high-frequency communications : de en
  • FR891031A - Wheel for digging wooden soles for shoes : en fr
  • GB559469A - Improvements in automatic firearms : en
  • GB559463A - Improvements in and relating to paints and the like : en
  • CA418548A - Light meter camera : en fr
  • CA418542A - Lamp socket : en fr
  • CA418608A - Contact alloy : en fr
  • CA418511A - Voltage control means : en fr
  • US2342166A - Processing well fluids : en
  • US2342216A - Multiple frequency-variable phase counterbalancing device : en
  • DE745022C - Seat or backrest upholstery made of foam rubber, sponge rubber or rubber-bound hair or fibers, divided into individual cushions : de en
  • DE745029C - Process for the production of higher molecular weight super polyamides : de en
  • US2342510A - Camera : en
  • CA418614A - Sound record and reproducing system : en fr
  • US2342518A - Grade indicator : en
  • US2342280A - Broom mop or the like : en
  • US2342438A - Process for preparing 1-(tetraacyl-d-ribitylamino)-4, 5-dimethylbenzene : en
  • USD137366S - Design fob a dress : en
  • CA418538A - Photographic fogging developer : en fr
  • FR890878A - Process for the treatment of fibrous materials and products obtained by this process : en fr
  • CA418499A - Cast ingot separating method : en fr
  • GB559450A - Improvements in or relating to apparatus for receiving metal or the like from an extrusion press : en
  • DE744964C - Arrangement for power limitation in electrical systems with several groups of electricity consumers : de en
  • FR890855A - Precise automatic tuning regulator for television receivers : en fr
  • US2342198A - Method of making cartons : en
  • US2342477A - Plastic hinge cap : en
  • DE744951C - Non-rotating thread cutting head with cutting jaws that open automatically in end position for high-speed machines : de en
  • US2342374A - Strain gauge for rolling mills and the like : en
  • USD137330S - Combination wrist watch and picture frame and strap therefor : en
  • DE745037C - Automatic multiplying device for calculating machines, cash registers, etc. like : de en
  • FR890943A - Rush sole, especially for slippers : en fr
  • FR891061A - Process for the production of plaster hygroscopic bodies, in particular blotters : en fr
  • FR890982A - Overhead conductor for electric traction : en fr
  • FR890987A - Air-cooled, lightweight metal cylinder for internal combustion, two-stroke engines : en fr
  • GB559578A - Improvements in or relating to the locking of nuts : en
  • GB559519A - Improvements in and relating to belt conveyors : en
  • CA418521A - Pest control composition : en fr
  • GB559549A - Improvements in film processing tanks for television apparatus : en
  • GB559604A - Improvements in centreless grinding or abrading machines : en
  • FR890946A - Washing tub : en fr
  • GB559573A - Improvements in or relating to luminous vitreous enamel : en
  • DE744579C - Application of sintering to heating conductor materials : de en
  • FR891077A - Closed circuit air circulation device or with external air supply for cooking, steaming, drying or freezing all products or objects and all other applications : en fr
  • CA418541A - Camera exposure mechanism : en fr
  • US2342482A - Valve : en
  • DE744966C - Zero point load switching device for step transformers : de en
  • GB559518A - Improvements in high frequency electric conductors and cables : en
  • FR891037A - multi-fuel gasifier equipment : en fr
  • FR890886A - Device for rotating the plane of polarization of very short electric waves : en fr
  • FR891042A - Process for obtaining nails, tacks and pins, starting from a flat metal surface : en fr
  • US2342579A - Pressure regulating system : en
  • US2342434A - Tamperproof container device : en
  • US2342491A - Tunable loop antenna circuits : en
  • CA418601A - Snap fastener member : en fr
  • FR891008A - Continuous mixer for the manufacture of pasta and the like : en fr
  • FR891035A - New device for molding and demoulding cement plates : en fr
  • US2342108A - Coffee makek : en
  • US2342338A - Electrical musical instrument : en
  • US2342390A - Combination switch : en
  • FR890935A - Process for preparing organic oxo-derivatives and their derivatives : en fr
  • GB559460A - Improvements in, or relating to, presses for moulding or consolidating material : en
  • FR890891A - Process for the production of textile fibers of animal nitrogenous substances mixed with vegetable viscoses : en fr
  • US2342219A - Centrifugal supercharger : en
  • US2342551A - Folding box : en
  • FR891079A - Smoke-free burning coal sinter manufacturing process : en fr
  • US2342140A - Pressure sealing closure : en
  • CA418585A - Oil well pressure control system : en fr
  • AU828743A - Improvements in and relating to surface lapping, grinding and like machines : en
  • US2342379A - Tie support : en
  • US2342442A - Variable pitch propeller : en
  • US2342530A - Protective nail device : en
  • AU829543A - An improved machine for corrugating asbestos cement and like sheets : en
  • DE743745C - Separation of halogens from nitrous gases : de en
  • AU118114B2 - Lifter for loading transport vehicles : en
  • CA418515A - Polymerisable compound processing : en fr
  • US2342221A - Beverage refrigerator and dispenser : en
  • US2342284A - Labeling machine : en
  • US2342401A - Door handle : en
  • USRE22446E - Polymerizex resins : en
  • CA418609A - Radio modulating system : en fr
  • US2342232A - Method and machine for producing gears : en
  • US2342566A - Air conditioning apparatus : en
  • US2342337A - Means for handling collapsible tubes : en
  • US2342225A - Paper pulp preparation : en
  • US2342364A - Process for the multiphase alkylation of isoparaffins : en
  • US2342489A - Coded track circuit signaling system : en
  • US2342308A - Hoist control mechanism : en
  • US2342271A - Cable tensioning and releasing means : en
  • CA418500A - Glass composition and product : en fr
  • CA418469A - Shoe : en fr
  • DE744988C - Hand saw and slotting saw : de en
  • US2342156A - Stopper remover : en
  • FR890856A - Wave meter for ultra-short oscillations, in particular of the order of a decimeter : en fr
  • GB559568A - Looms for occupational therapy : en
  • GB559593A - Improvements in or relating to metal constructional members : en
  • CA418497A - Fuse holder : en fr
  • CA418516A - Synthetic filament production : en fr
  • US2342239A - Producing sound records in half-wave records : en
  • USD137345S - Design fob a fair of scissors : en
  • CA418572A - Radioactive alloy preparing method : en fr
  • US2342410A - Two-shaft opposed-piston internal combustion engine : en
  • US2342520A - Luster-imparting surface coating composition : en
  • CA418545A - Camera view and range finder : en fr
  • US2342264A - Collapsible building : en
  • US2342194A - Torpedo shield for ships : en
  • US2342387A - Process for preparing coating compositions : en
  • US2342340A - Method of making roller-bearing cages : en
  • US2342622A - Apparatus for recovering spent adsorbent material : en
  • DE745070C - Process for making tampons for body cavities : de en
  • DK61949C - Electric Inverter with Charcoal Slats and Pressed Pressure Substrate Body. : da en
  • CA418575A - Plough : en fr
  • US2342191A - Dyeing and printing cellulose esters and ethers with amino-anthraquinone dyes : en
  • US2342267A - Bowling alley leveling machine : en
  • US2342118A - Display device : en
  • US2342428A - Door closing device : en
  • US2342253A - Method of and apparatus for testing loose geological formations : en
  • US2342619A - Door and hinge construction : en
  • GB559456A - Improvements in or relating to couplings : en
  • US2342276A - Valve : en
  • US2342260A - Drive gear for tabulating machine attachments : en
  • FR890933A - Rotary piston compressor, comprising a piston mounted eccentrically in its casing and a slide separating the discharge chamber from the suction chamber : en fr
  • DE745055C - Color patterning device with an ink fountain, a basket, ink transfer rollers and a pattern roller : de en
  • FR890960A - Switching device for shielded electromotor : en fr
  • US2342143A - Reamer : en
  • US2342535A - Vehicle driven pontoon : en
  • DK61936C - Baking soda. : da en
  • US2342372A - Capsule : en
  • US2342523A - Bomb carrier and control for the bombs : en
  • US2342242A - Conductor support : en
  • FR891067A - Furnace to carbonize wood by distillation in a closed vessel : en fr
  • GB559479A - Improvements in or relating to variable gears : en
  • FR891084A - Horizontal internal combustion engine : en fr
  • DE744963C - Control device for ship propulsion : de en
  • FR890966A - Spinning machine : en fr
  • DE745017C - Electric fountain lighting device on cotton knitting machines : de en
  • US2342464A - Copying sound events taken in amplitude records : en
  • US2342131A - Apparatus for trimming artichokes : en
  • US2342227A - Combined clutch and bearing : en
  • US2342454A - Brush wiper attachment for containers : en
  • US2342316A - Control device : en
  • US2342394A - Developer : en
  • US2342492A - Ultra-high-frequency amplifier : en
  • DE745034C - Thin-walled profiles of around 2 mm and below made from aluminum alloys in the extrusion press : de en
  • US2342427A - Combined scaffold bracket and lock : en
  • DE745050C - Brake, especially for motor vehicles : de en
  • DE744948C - Balancing machine controlled by punch cards : de en
  • USD137333S - Brooch or similar article : en
  • USD137328S - Design fob an inkwell : en
  • US2342224A - Power transmission : en
  • GB559560A - Improvements in apparatus for ascertaining the altitude of aircraft : en
  • US2342549A - Drill round : en
  • FR890860A - Process for preparing 1-propylamine : en fr
  • DE742018C - Process for the production of components for electrotechnical purposes : de en
  • US2342399A - Manufacture of cellulose esters containing higher acyl groups : en
  • US2342505A - Vending machine : en
  • US2342327A - Timing device : en
  • US2342121A - Abrasive wheel and process of making it : en
  • GR10234B - METHOD OF ELECTROLYTIC PREPARATION OF COPPER SULT. : el en
  • IE16551L - Pavement gutters. : en
  • DE741956C - Device for interrupting or regulating currents with the help of a variable resistance : de en
  • FR890858A - Incandescent cathode high vacuum removable mutator : en fr
  • USD137320S - Sfectacle frame or similar article : en
  • US2342398A - Construction of condensers and the like : en
  • US2342290A - Jet for air velocity meters and the like : en
  • DE744932C - Circuit for energy direction relay to protect three-phase systems fed on two sides : de en
  • US2342102A - Metal refining process : en
  • US2342446A - Rotary engine structure : en
  • US2342485A - Casing float valve : en
  • US2342504A - Spot applying process for caps : en
  • US2342472A - Pressure relief valve : en
  • US2342568A - Pneumatic tool : en
  • CA418505A - Cranking time limiter for engine starters : en fr
  • DE744975C - Pipe or hose clamp : de en
  • US2342487A - Float structure : en
  • US2342437A - Clamp for metal stretching presses : en
  • USD137342S - Design for a case fob a door lock : en
  • DE744613C - Line separation for electric railways : de en
  • DK61947C - Coupling for tirrill-like Quick control of AC machines. : da en
  • GB559524A - Improvements in and relating to steel mesh runways : en
  • US2342592A - Apparatus for making one-piece cloth marking tags : en
  • CA418577A - Glue applicator roll : en fr
  • DK61948C - Device for wind-driven dynamos with varying speed for maintaining constant voltage. : da en
  • FR890915A - Manufacturing process for low molecular weight polyurethanes : en fr
  • US2342182A - Control for weft carriers : en
  • US2342315A - Train detecting and reporting apparatus : en
  • CA418533A - Stain preventing method for colour prints : en fr
  • US2342573A - Sheet handling mechanism : en
  • DE745001C - Method for reducing crosstalk and other interference in telephony transmission systems : de en
  • FR891062A - Elastic tire for vehicle wheels : en fr
  • GB559544A - Improvements in or relating to knitting machines : en
  • CA418537A - Photographic developer : en fr
  • AU118137B2 - A device for binding newspapers andother such objects into bundles for transportation : en
  • DE744985C - Device for the detachable fastening of the hems of men's trousers : de en
  • US2342230A - Cloths for electrochemical diaphragms and method of preparing same : en
  • US2342382A - Method of polymerizing rosin : en
  • US2342556A - Method of making endless members for use in drafting units : en
  • GB559481A - Improvements in high tension electrical apparatus : en
  • US2342287A - Control device for varying the speed of parachutes during the descent : en
  • FR890988A - Solvent : en fr
  • CA418596A - Railway car door retarding means : en fr
  • DE744971C - Process for separating hydrocyanic acid from coke oven gas : de en
  • US2342476A - Drawing : en
  • DE745072C - Device for opening and closing the mold of an injection molding machine : de en
  • FR890883A - Assembly for the translation into direct voltages of frequency deviations, suitable for UHF : en fr
  • CA418476A - Road machine : en fr
  • DE745057C - Process for the production of building materials with a porous or cellular structure : de en
  • DK61962C - Device for bicycle handlebars. : da en
  • DK61952C - Electric Discharge Tube for Amplification of High Frequency Oscillations. : da en
  • GB559484A - Improvements in or relating to automatic adjusting arrangements for electrical networks : en
  • DE740936C - Device for driving in fasteners : de en
  • AU123664B2 - Improvements in or relating to coupling devices for pipes or tubes : en
  • CA418578A - Drilling machine and spindle driving mechanism : en fr
  • FR890851A - Method and device for the preparation and introduction of liquid fuels of all kinds into the combustion chamber of internal combustion engines : en fr
  • GB559559A - Improvements in car bodies : en
  • FR890927A - Switching electric machine with cooperation of pressure contacts : en fr
  • CA418599A - Gas separation from liquid fuel : en fr
  • GB559577A - Improvements in and relating to apparatus for detecting faults in motor vehicle tyres and road wheels : en
  • CA418518A - Artificial fibre preparation : en fr
  • GB559538A - Improvements in or relating to electrical timing arrangements : en
  • GB559501A - Improvements in means for controlling electrically-driven machine tools incorporating change-speed mechanism : en
  • FR890853A - Method and device for measuring electrical work : en fr
  • FR890919A - Trigger : en fr
  • FR890874A - Method of navigation by means of waves : en fr
  • FR891064A - Process for granulating molten solids and apparatus allowing the realization : en fr
  • US2342519A - Automatic controlled fluid feeding system for internal combustion engines : en
  • GB559461A - Improvements in guards for machines : en
  • US2342105A - Power transmitting mechanism : en
  • US2342177A - Terminal for electric switches : en
  • USD137363S - Moses bond folder or the like : en
  • DE745077C - Steerable arrangement of the crawler tracks of large excavators with four double crawler tracks : de en
  • FR890981A - Process for improving aluminum-silicon alloys : en fr
  • FR890993A - Method of construction of airplanes : en fr
  • CA418558A - Electric iron : en fr
  • DK61955C - Vacuum cleaner with two or more parallel-blown motor fan units. : da en
  • DE744942C - Device for determining the material-related structural changes in components and workpieces resulting from permanent bending loads : de en
  • DE744961C - Circuit arrangement in telephone systems with double service dialers : de en
  • DE745007C - Surge arresters : de en
  • DE744968C - Metal vapor converters, in particular mercury vapor rectifiers, with a collecting container for the metal condensate that is separate from the cathode and provided with a draining device : de en
  • DE745036C - Circuit arrangement for reproducing half-wave text : de en
  • DE745121C - Housing for air-cooled rotary compressors : de en
  • GB559566A - Improvements relating to the securing of the lid of boxes in a readily detachable manner : en
  • DE745061C - Combustible fire lighter : de en
  • US2342395A - Control system for sound films : en
  • FR890895A - Emitting ultramicroscope : en fr
  • GB559598A - Improvements in or relating to armatures for electrical machines : en
  • US2342123A - Alkylation of hydrocarbons : en
  • GB559567A - An improved box or container for holding powdered or granulated material or the like and for delivering predetermined quantities of the material therefrom : en
  • DE745019C - Process for removing slag sand from wet granulation water : de en
  • US2342403A - Handle : en
  • US2342540A - Coupling device : en
  • FR890977A - Safety razor : en fr
  • GB559565A - Improvements in and relating to apparatus for use in measuring the frequency, and relative phase and amplitude of mechanical vibrations : en
  • CA418491A - Chromium recovery : en fr
  • CA418496A - Enclosed electric switch : en fr
  • DE744336C - Device for simultaneously securing a bicycle, bicycle saddle and air pump : de en
  • CA418525A - Ultra-violet ray filter : en fr
  • USD137322S - Design fob a brooch ob similab article : en
  • FR891014A - Drive axle, in particular rear axle for motor cars : en fr
  • AU118125B2 - Improvements in or relating to apparatus forthe control ofthe ignition ofan internal combustion engine : en
  • US2342192A - Flexible pipe coupling : en
  • CA418555A - Electric appliance handle : en fr
  • AU832243A - Lifter for loading transport vehicles : en
  • DE745113C - Template device for transferring shipbuilding cracks onto workpiece panels : de en
  • GB559555A - Frequency modulation radio receivers : en
  • US2342179A - Jig : en
  • DE744980C - Automatic clutch : de en
  • DE744983C - Cover strip, especially for superstructures of motor vehicles : de en
  • DE745027C - Process for the production of horn meal and pressed bodies containing small amounts of urea-formaldehyde condensation products : de en
  • US2342134A - Weeding machine : en
  • USD137325S - Design for a hat display stand : en
  • US2342098A - Waterproof elastic thread and fabric : en
  • CA418520A - Fibre-forming polymer production : en fr
  • AU118141B2 - Improvements relating to key-carrying devices : en
  • CA418629A - Blocking-layer cell : en fr
  • US2342408A - Portable hoist : en
  • AU805843A - Improvements in or relating to steam superheaters for locomotive boilers : en
  • US2342572A - Crankcase lubricant and chemical compound therefor : en
  • US2342309A - Coke oven structure : en
  • US2342363A - Buoy marker : en
  • DE745030C - Process for the production of polyvinyl ethers : de en
  • CA418567A - Blowpipe nozzle : en fr
  • AU118121B2 - improved method of and means for separating grain from straw and trash in harvesting machines : en
  • DE745063C - Device for regulating the steam temperature in the case of superheaters : de en
  • US2342357A - Fusion joining of metals : en
  • US2342385A - Carbalkoxylation of organic compounds : en
  • CA418604A - Rotary fastener device : en fr
  • US2342111A - Article handling device : en
  • US2342397A - Constricting tool : en
  • DE745103C - Potato plow with share and attached tines : de en
  • FR891010A - Method and device for controlling the frequency of high frequency oscillations : en fr
  • FR891049A - Internal combustion engine, opposing pistons and two crankshafts : en fr
  • US2342292A - Rock drilling apparatus : en
  • CA418633A - Electric heating element : en fr
  • CA418553A - Electric heating unit : en fr
  • US2342259A - Wringer : en
  • US2342256A - Steam engine : en
  • US2342285A - Thread cutter for sewing machines : en
  • US2342206A - Pressure and temperature recording apparatus : en
  • DE740389C - Drive device working without friction clutches for the thread guide rails of flat weft knitting machines : de en
  • US2342201A - Distillation device : en
  • US2342318A - Electrical timing circuit : en
  • US2342577A - Vibration isolating means : en
  • US2342172A - Method of obtaining posterior pituitary hormone : en
  • DE744480C - Capacitor arrangement, consisting of a row of flat coils one on top of the other and arranged in a drawer : de en
  • CA418569A - Co-polymer of styrene : en fr
  • AU278440A - An improved letterbox : en
  • US2342455A - Chain net : en
  • GB559547A - Improvements in or relating to mechanism for transmitting rotary motion : en
  • CA418506A - Engine starter drive : en fr
  • CA418615A - Telephone system : en fr
  • CA418495A - Advertising means or indicating sign : en fr
  • DK61950C - Stator for Electrical Machines, especially for Machines with Permanent Magnetic Rotor. : da en
  • AU118138B2 - An improved machine for corrugating asbestos cement and like sheets : en
  • DE745130C - Iron alloy for chilled cast iron objects : de en
  • CA418532A - Photographic copying apparatus : en fr
  • CA418610A - Insulated conductor : en fr
  • USD137348S - Design for a hat : en
  • CA418487A - Labelling machine device : en fr
  • US2342506A - Grapple : en
  • US2342110A - Bogie suspension : en
  • US2342497A - Gluing device for wrapping machines : en
  • US2342500A - Fluid heater : en
  • CA418579A - Printing method and apparatus : en fr
  • USRE22440E - Telephone system : en
  • CA418630A - Blocking-layer cell : en fr
  • CA418582A - Hydraulic shock absorber : en fr
  • FR891086A - Cable tie device : en fr
  • US2342255A - Pulverizer : en
  • DE745020C - Process for preventing a change in color on the surface of pellets to be used in dental technology made of heat-plastic materials during the polymerization process : de en
  • DE744995C - Process for the preparation of unsaturated o-di- and polyoxy compounds of the cyclopentanopolyhydrophenanthrene series : de en
  • GR10231B - WOODEN SAW RIBBON. : el en
  • FR890983A - Process for waterproofing masonry structures : en fr
  • DE744402C - Process for the production of synthetic rubber : de en
  • USD137336S - Design for a service pin : en
  • USD137335S - Design for a match folder : en
  • US2342171A - Apparatus for echo distance measurement : en
  • USD137367S - Design for a comb : en
  • AU118130B2 - Improvements in or relating to steam superheaters for locomotive boilers : en
  • DE744986C - Flashing ignition device for swivel burner : de en
  • AU830243A - A device for binding newspapers andother such objects into bundles for transportation : en
  • CA418535A - Film winding mechanism : en fr
  • US2342279A - Automatic toll ticketing system : en
  • US2342114A - Composition of matter, method of making same, and improved lubricating oil : en
  • CA418513A - Aldehyde and sulphamylarylamino triazine reaction product : en fr
  • DE742417C - Device to limit the adjustment range of the screw blades on adjustment screws with a hydraulically operated adjustment motor : de en
  • CA418550A - Air conditioning apparatus : en fr
  • CA418628A - Blocking-layer rectifier and cooling plate : en fr
  • GB559492A - Improvements in or relating to processes of producing an edible starch conversion product, and the products resulting therefrom : en
  • GB559606A - Improvements in or relating to the construction of houses and similar buildings wherein the walls are of concrete or similar material cast in situ : en
  • FR891005A - Tangential suspension for trailer : en fr
  • DE744981C - Axle arrangement, especially rear axle arrangement for motor vehicles : de en
  • DE745102C - Test device designed as an oil brake for measuring periodically occurring sudden pressures : de en
  • US2342493A - Organic nitrogen compounds and process of producing same : en
  • CA418587A - Electric power cable : en fr
  • DE740215C - Caps or nipples to protect threads on pipes or pipe connectors : de en
  • DE745040C - Diaphragm fuel pump, especially for tropical vehicles : de en
  • DE745048C - Axle steering for trailers of road vehicles : de en
  • FR890989A - Variable gear linkage brake system : en fr
  • US2342293A - Heel construction for shoes : en
  • US2342486A - Combined glass dish and cover plate : en
  • CA418540A - Focusing camera : en fr
  • US2342605A - Vibration testing apparatus : en
  • GB559588A - Bating hides or skins : en
  • GB559545A - Improvements in high frequency electric conductors and cables : en
  • FR890965A - High power gas turbine : en fr
  • GB559551A - Improvements in time alarm devices : en
  • FR890893A - Convertible gasifier generator, for the production of gas using various fuels : en fr
  • FR891040A - Child carriage adaptable to a bicycle : en fr
  • AU118113B2 - Improvements in soapflakes andin the manufacture thereof : en
  • AU118123B2 - Improved liferaft : en
  • US2342528A - Grain storage bin : en
  • DE745099C - Process for the manufacture of products from formaldehyde, other aldehydes and ammonium salts : de en
  • US2342138A - Power transmission : en
  • USD137338S - Design for an electric flatiron : en
  • CA418526A - Acylimino pyrazolone colour coupler : en fr
  • DE745083C - Device for drying gases : de en
  • GB559534A - Improvements in potato harvesting machines : en
  • US2342159A - Composite roll : en
  • US2342407A - Universal tractor hitch : en
  • USD137337S - Design for a combined binocular magnifier and protector : en
  • DE745013C - Process for the production of coating and paint binders, especially against rust formation : de en
  • DK61959C - Procedure for performing embroidery on a fabric using a sewing machine whose protective thread is the embroidery thread, and sewing machine for performing the procedure. : da en
  • DE744996C - Process for the production of diamines : de en
  • US2342618A - Wagon : en
  • CA418624A - Cellulose ester production : en fr
  • US2342564A - Container : en
  • US2342546A - Production and use of dyestuffs : en
  • FR891053A - Molded sole with upper attachment loops for shoes : en fr
  • US2342169A - Quartz crystal oscillator : en
  • US2342349A - Vehicle signal : en
  • GB559497A - Improvements in a method of magnesium production : en
  • FR891056A - Ore roasting process : en fr
  • USD137324S - Brooch or similar article : en
  • US2342495A - Safety bottle breaking device : en
  • FR890928A - Soap container : en fr
  • FR891024A - Insecticide for all uses and in particular for agriculture : en fr
  • FR891057A - Process for compensating for losses of alkali during the manufacture of alumina according to the bayer process : en fr
  • US2342544A - Submarine cable transmission : en
  • US2342185A - Washing machine : en
  • CA418490A - Soap cake : en fr
  • FR891074A - Inner frames for high speed grinding wheels : en fr
  • FR890986A - Contact device, in particular electric vibrator : en fr
  • DE744957C - Process for improving the lightfastness of direct dyeing on cellulose fibers : de en
  • US2342132A - Fuel supply system for internal combustion engines : en
  • GB559458A - Improvements in or relating to record feed mechanism for printing transferring machine : en
  • US2342458A - Packing spacer : en
  • USD137355S - Brooch or similar article : en
  • GB559494A - Improvements in or relating to artificial arms : en
  • CA418580A - Lathe drive mechanism : en fr
  • FR891073A - Combined hive with movable frames and fixed shelves : en fr
  • DE745005C - Procedure for electrical remote control, remote reporting or remote measurement : de en
  • FR891038A - Automatic dust filter for gasifier : en fr
  • GB559548A - Improvement in and relating to the delivery of cigarettes from cigarette-making machines : en
  • DE745010C - Brush adjustment device for commutator machines : de en
  • US2342176A - Manufacture of shoes : en
  • US2342348A - Telephone-call tally apparatus : en
  • FR890881A - Use of pyroligneous juice as a binder, with or without the addition of lime for the manufacture of agglomerates of dust and combustible waste of coal, wood, etc. : en fr
  • FR890924A - Hollow tubular pipe for very short electrical waves : en fr
  • GB559595A - Improvements in or relating to gauging or testing machines : en
  • US2342278A - Manufacturing selenium cells : en
  • US2342480A - Battery filling device : en
  • US2342561A - Apparatus for aiding in the location of unseen bodies : en
  • DE745134C - Water-cooled transmitter tubes : de en
  • FR890852A - Adjustment device for AC devices : en fr
  • US2342312A - Fastening device : en
  • US2342367A - Bottom hole or subsurface sampler : en
  • US2342391A - Loom : en
  • USD137340S - Draftsman s universal template : en
  • US2342384A - Parachute : en
  • US2342617A - Submerged resistor-type induction furnace for melting metals : en
  • US2342154A - Machine for operating on the back parts of shoe uppers : en
  • US2342526A - Method of making sponge rubber : en
  • US2342591A - Interlocking mechanism for hinged parts : en
  • DE745033C - Process for the production of rubber-like polymers : de en
  • FR891090A - Optical device to check the coincidence of the geometric ares of two mechanical parts : en fr
  • GB559528A - Improvements in or relating to composite walls, sheets or structures containing veneer, plywood or metal : en
  • DE745127C - Process for the preparation of oxyarylsulfones : de en
  • US2342369A - Bagging mechanism : en
  • US2342307A - Spraying machine : en
  • US2342474A - Method of and apparatus for inspecting strip material : en
  • DE734276C - A filter bag made from a flat, symmetrically divided cut-out using creased lines : de en
  • DK61958C - Hydraulic Coupling. : da en
  • FR890921A - electrical safety and speed control equipment for mining machines and the like : en fr
  • GB559454A - Improvements in or relating to the manufacture of sliding clasp fasteners : en
  • DE741797C - Longitudinal connection for components of all kinds : de en
  • FR890995A - Improvements to fuel heaters for combustion engines : en fr
  • GB559575A - Starting of internal-combustion engines : en
  • USRE22445E - Suction cleaner : en