• US2129450A - Polyvinyl acetal resin : en
  • US2129455A - Skirt hanger : en
  • CA376237A - Nickel anode : en fr
  • US2129147A - Apparel apparatus : en
  • CA376245A - Decorating implement : en fr
  • US2128973A - Protective composition for fruits and the like : en
  • US2129316A - Go-cart for babies : en
  • CA376320A - Grain treating apparatus : en fr
  • USD111192S - Design for a textile fabric or simi : en
  • US2128968A - Hopper for fuel stokers : en
  • AU31838A - Improvements in or relating to magneto generators : en
  • US2129507A - Catalyst and catalytic process : en
  • FR831538A - Method and installation for the manufacture of slides, bandaged troughs and similar bodies in the form of gutters made of sheet steel to be hardened : en fr
  • FR831547A - Process for the preparation of ethylene oxide and homologs : en fr
  • GB491627A - Improvements in control mechanism for electrically driven machines feeding webs of fabrics : en
  • USD111135S - Design for a bracelet : en
  • AU104957B2 - Improvements in the construction of electrodes for cathode ray tubes and the like : en
  • US2129035A - Television transmitter : en
  • US2129548A - Car construction : en
  • US2129552A - Apparatus for heat treating rails : en
  • US2129001A - Automatic camera : en
  • US2129401A - Flexible utility ladder : en
  • DE664814C - Device for mixing liquids with gas, especially water with carbonic acid : de en
  • AU279537A - Improvements in or relating ot the manufacture of electric discharge devices : en
  • AT154233B - Circuit arrangement for regulating the amplitude and phase of an alternating voltage. : de en
  • US2129140A - Glider swing : en
  • DE664891C - Sock holder : de en
  • US2129097A - Cooling apparatus : en
  • DE664809C - Ear-shaped runner for ring spinning and ring twisting machines : de en
  • FR831557A - Electrical networks : en fr
  • GB491835A - Improvements in or relating to bowden cables : en
  • GB491855A - Improvements in and relating to vehicle doors : en
  • GR7633B - OLIVE CONDITIONER. : el en
  • CA376208A - Ammonium salt : en fr
  • CA376180A - Folder fastener : en fr
  • US2129474A - Temperature control for refrigerators : en
  • US2129219A - Method and apparatus for manufacturing feather cottons : en
  • FR831550A - Devices for deflecting the electron beam of a cathode ray tube : en fr
  • US2129175A - Container for pencils and the like : en
  • US2129205A - Manufacture of lenticular prints : en
  • US2129115A - Vehicle wheel : en
  • FR831552A - Improvements to processes for obtaining color photographic films : en fr
  • FR831491A - Percussion fuze for projectiles : en fr
  • US2129053A - Stamp affixing mechanism : en
  • US2129077A - Gear cutter : en
  • US2129229A - Camera with range finder : en
  • US2129439A - Anchoring means : en
  • US2129538A - Knife grinding attachment : en
  • AT154287B - Gas generators, in particular for motor vehicles. : de en
  • US2129139A - Speed change mechanism : en
  • AU104980B2 - Automatic volume control devices for wave transmission systems : en
  • USD111165S - Design for a dress : en
  • FR831473A - Stereoscopic camera : en fr
  • US2129344A - Fabric for use in the manufacture of shoes : en
  • US2129272A - Heating system : en
  • DE664865C - Filling device : de en
  • DE664933C - Railroad train : de en
  • FR831542A - Device for determining the transformation ratio of power transformers : en fr
  • DE664660C - Circular knitting machine with two needle cylinders : de en
  • GB491774A - Improvements in spinning apparatus for cellulose solutions : en
  • CA376323A - Welded structural member : en fr
  • US2128940A - Stoker mechanism : en
  • US2129604A - Machine for uniting loose leaves and binder elements : en
  • DE664965C - Steel holder with clamping wedge for the cutting steel : de en
  • US2129292A - Pumping system : en
  • US2129320A - Pipe support : en
  • AU104955B2 - Improvements in or relating in automatic frequency control circuit for radio and like receivers : en
  • US2128920A - Book support : en
  • US2128969A - Hand brake operating mechanism : en
  • US2129094A - System of control for burners : en
  • US2129296A - Screen for x-ray photography : en
  • US2129600A - Propagation of plants : en
  • US2129255A - Refrigerator : en
  • US2129549A - Car construction : en
  • US2129231A - Selector valve : en
  • US2129070A - Signaling and lighting installation for motor vehicles : en
  • US2129194A - Motor fuel : en
  • AT154197B - Heavy knife consisting of a lever system. : de en
  • USRE20843E - Miniature packet : en
  • USD111159S - Design for a fraternal pin or simi : en
  • US2128914A - Core barrel mounting : en
  • US2129506A - Method of hydrocarbon oil conversion : en
  • AT154183B - Central heating boiler. : de en
  • GB491522A - Improvements in or relating to the manufacture of synthetic lubricating oils : en
  • FR831497A - Perforating projectiles improvements : en fr
  • GB491596A - Improvements in or relating to capsules made of gelatine or the like : en
  • DK55165C - Television receiver. : da en
  • GB491528A - An improved process for the production of alloys : en
  • US2129079A - Washboard for use in sinks : en
  • DE664849C - Crack-free connection of a wooden joist ceiling to a wall : de en
  • FR831515A - Tank or the like for transporting flammable liquids on airplanes, boats, road vehicles or the like : en fr
  • GB491805A - Improvements in or relating to methods of modulating carrier waves and circuits therefor : en
  • DE664811C - Packing box : de en
  • GB491592A - Improvements in sheet feeding means for cylinder printing machines : en
  • GB491658A - Improvements in abrasive articles and methods of manufacturing them : en
  • CA376296A - Cellulose ester stabilization : en fr
  • US2129226A - Foot protector against sting ray : en
  • US2129524A - Current transformer : en
  • GB491570A - Improvements in toy armoured vehicles with gun-fire effects : en
  • US2129453A - Soil disrupter : en
  • AT154184B - Container for gun ammunition. : de en
  • AU104968B2 - Television method : en
  • GB491645A - Improvements in engines with associated change speed gearing : en
  • US2129423A - Building construction : en
  • USD111201S - Design fob a slip : en
  • DE665005C - Solder for metal parts of vacuum vessels, especially electric light bulbs, discharge lamps and mercury vapor rectifiers : de en
  • US2128929A - Article of manufacture from fibers of bast or leaf origin : en
  • US2129629A - Mineral separating machine : en
  • GB491769A - Electric incandescent lamp : en
  • FR831511A - Roll-up parachute : en fr
  • AU70338A - Improvements in apparatus for grinding and polishing strips of glass : en
  • FR831504A - Electric salt bath oven : en fr
  • FR831618A - Improvements to pumps, especially fire extinguisher pumps : en fr
  • GB492094A - Improvements in or relating to excitation control of electric generators : en
  • US2129309A - Ejector fuse plug : en
  • US2129037A - Detector : en
  • US2129242A - Heat sensitive compositions : en
  • US2129492A - Shoe : en
  • AT154267B - Gas cleaning compound. : de en
  • GB491669A - Improvements in or relating to pouches for fireman's use : en
  • FR831592A - Socket with cavities on the front of the cover piece, to facilitate the insertion of pins : en fr
  • FR831605A - Automatic reclosing electrical energy limiting device : en fr
  • US2129103A - Circular knitting machine : en
  • DE664816C - Aids for ulcers : de en
  • FR831599A - Electric voltage regulator : en fr
  • GB491635A - Improvements relating to window or windscreen wipers : en
  • US2129352A - Shears : en
  • DE664787C - Arrangement for electrodynamic braking of Leonard drives : de en
  • DE664721C - Grinding or polishing machine for razor blade tape : de en
  • US2129393A - Knitting device and process of knitting : en
  • US2129475A - Drawer pull : en
  • FR831568A - Resonant line : en fr
  • GB491751A - Improvements relating to grid controlled valve converting apparatus : en
  • US2128997A - Automatic frequency control circuit : en
  • US2129166A - Purification of maleic anhydride : en
  • US2129300A - Spiral heat interchanger : en
  • US2129471A - Hair drying apparatus : en
  • US2129531A - Tubing blow-out preventer : en
  • US2128923A - Radio system for azimuth indication : en
  • US2129176A - Hobbyhorse : en
  • USD111172S - Design for a forging press : en
  • FR831472A - Centrifugal device for products to be dried : en fr
  • GB491616A - Improvements in internal combustion turbines : en
  • GB491765A - Improvements in and relating to machines for folding flat linen and the like : en
  • USD111199S - Design fob a nightgown : en
  • GB491555A - Improvements in and relating to book-keeping systems : en
  • AT154212B - Toe sole protectors. : de en
  • DE664752C - Flat foldable, adjustable tire stretcher : de en
  • US2129025A - Insecticide : en
  • DE664685C - Ten switching device for calculating machines and cash registers : de en
  • US2129192A - Bank deposit envelope : en
  • US2128994A - Process for treating synthetic benzine products from hydrogen and the oxides of carbon : en
  • DE664882C - Spray gun for spinning meltable substances : de en
  • FR831527A - Straw baler provided with a channel, the cross section of which can be changed by the arrangement of parts extending in the longitudinal direction : en fr
  • GB491693A - Improvements in variable selectivity radio receivers : en
  • DE661328C - Device for remote monitoring and remote operation : de en
  • GB491849A - Improvements in pneumatic braking devices : en
  • DE664854C - Flow changeover and reversing gear with two pump wheels that run in opposite directions : de en
  • US2129354A - Repair link : en
  • US2129368A - Advertising device : en
  • DE664868C - Door handle made of sheet metal : de en
  • US2128931A - Revivification of clay and the like : en
  • US2129365A - Locomotive stoker : en
  • US2128989A - Booklet calendar : en
  • DE664847C - Circular knitting machine, especially with two needle cylinders : de en
  • GB492095A - Improvements in or relating to insulin : en
  • FR831485A - Improvements in artillery equipment : en fr
  • FR831607A - Mercury switch. ceramic, running vertically : en fr
  • GB491840A - Improvements in or relating to the production of resilient material for stuffing upholstery, mattresses and the like : en
  • US2128930A - Unit section automotive vehicle : en
  • US2129555A - Automatic visor awning : en
  • CA376189A - Free cutting alloy : en fr
  • GB491708A - Improvements in or relating to friction clutch-plates : en
  • DE664833C - Device for removing gases and vapors from inside the fuel mass of chamber ovens : de en
  • AT154285B - Ion rectifier tube for an anode alternating voltage of at most 100 volts rms value with activated hot cathode. : de en
  • AU104969B2 - Television receiving tube with light storage : en
  • DE664819C - Mobile device for compacting, leveling and smoothing concrete or the like for road surfaces : de en
  • DE664917C - Holder for tape-shaped layer carriers to be developed : de en
  • US2129499A - Control device : en
  • DE664838C - Keyboard for typewriters : de en
  • US2129349A - Method of making center spot crowns : en
  • FR831613A - Chamber for filter presses : en fr
  • CA376178A - Acyl derivative : en fr
  • AU104896B2 - Improvements in or relating to magnetron circuit arrangements : en
  • US2129523A - Means for exfoliating vermiculite and similar minerals : en
  • CA376285A - Alkali metal liberation : en fr
  • US2129562A - Lens and diaphragm assembly : en
  • CA376276A - Signal transmission : en fr
  • US2128987A - Motor fuel : en
  • US2129302A - Means for sensitizing and processing cards : en
  • US2129391A - Endoscopic instrument : en
  • DE664484C - Safety gas switch : de en
  • DE664886C - Process for casting internal combustion engine pistons made of light metal : de en
  • US2129261A - Burglar alarm system : en
  • US2129412A - Device for holding hinged closures in open positions : en
  • US2129426A - Rotatable clothes drier : en
  • FR831612A - Manifold auxiliary ledger system with addition of ventilation sheets : en fr
  • AU361937A - Improvements in or relating to garment supporting means employed within garments in personal wear : en
  • AT154206B - Photographic focal plane shutter. : de en
  • US2128899A - Fishing bobber : en
  • US2129596A - Treatment of solids : en
  • DE664979C - Box or plate conveyor belt : de en
  • GB491770A - Improvements in friction clutches : en
  • GB491961A - Improvements in apparatus for recording sound : en
  • US2129067A - Rod line coupler : en
  • GB491684A - Improvements in or relating to the production of compositions containing rubber and the like suitable for use as adhesives : en
  • US2129022A - Double edged safety razor : en
  • US2129032A - Sectional hydrant or the like and breakable connection therefor : en
  • US2129062A - Ignition cut-out : en
  • US2129614A - Glassware forming apparatus : en
  • GB491582A - Improvements in or relating to the preparation of rolls of dough : en
  • US2129534A - Elastic fluid turbine turning mechanism : en
  • FR831499A - Improvements in artillery equipment : en fr
  • US2129304A - Contact lens : en
  • CA376255A - Insecticidal composition : en fr
  • US2129014A - Dyestuffs of the anthracene series : en
  • GB491554A - Method of and apparatus for sealing off vessels containing gases : en
  • US2128957A - Radiator shell : en
  • US2129047A - Smoke flavoring condiment : en
  • US2129040A - Artificial teeth : en
  • GB491794A - Improvements in or relating to load resistances or the like for high frequency alternating currents : en
  • US2129165A - Car coupler operating device : en
  • US2129421A - Manikin and method of making the same : en
  • FR831459A - Improvements to magnetic amplifiers : en fr
  • GB491638A - Manufacture of new carbonic acid derivatives : en
  • AT154242B - Radio receiving circuit with cathode ray indicator. : de en
  • CA376182A - Hydrocarbon processing : en fr
  • GB491680A - Improvement in tapping screws or threaded fasteners : en
  • GB491722A - Improvements in the manufacture of sintered hard articles containing metallic carbides : en
  • GB491784A - Improvements in or relating to regulating arrangements for electric rectifiers : en
  • CA376211A - Refrigerating apparatus : en fr
  • GB491925A - Process for the manufacture of sulphonic acid amide compounds : en
  • US2128941A - Direct casting of sheetlike metal structures : en
  • US2129239A - Ignition device : en
  • US2129023A - Display device : en
  • US2129437A - Machine for cementing patches on shoe soles : en
  • FR831475A - Improvements in manufacturing processes for thermoplastic tubes : en fr
  • US2128963A - Box lidder feed : en
  • US2128982A - Package making machine : en
  • AU49038A - Splinter-proof curtain or net : en
  • FR831633A - Product for the destruction of agricultural pests, and its manufacturing process : en fr
  • FR831636A - Method and device for the source casting, by the weight, of all metals and in particular of steel : en fr
  • US2129114A - Multirange photoelectric exposure meter : en
  • US2129452A - Grain separator : en
  • FR831566A - Safety device for water heaters, bath heaters and similar devices : en fr
  • FR831610A - Method for influencing moiré : en fr
  • US2129128A - Pneumatic tire casing : en
  • DE664810C - Due to the position of the foot on the ski in the event of a fall, the ski binding releases automatically : de en
  • GB491678A - Improvements in immersion or under-water burners : en
  • US2129218A - Husking hook : en
  • GB491643A - Vulcanization of rubber : en
  • GB491694A - An improved inflation for teat cups of milking machines : en
  • CA376242A - Lapping machine truing apparatus : en fr
  • US2129217A - Swatter gun : en
  • US2129235A - Rail car body : en
  • US2129293A - Band-pass filter for change of wave : en
  • US2129252A - Farm products loading and distributing device : en
  • US2129164A - Type casting machine : en
  • US2129011A - Telephone system : en
  • US2129514A - Radio antenna apparatus : en
  • FR831490A - Improvements in artillery equipment : en fr
  • FR831603A - Process for preparing dyes : en fr
  • FR831589A - Improvements to metal membranes for acoustic devices : en fr
  • GB491618A - A process for the production of opaque protective coatings on aluminium and its alloys : en
  • DE664887C - Conveyor bridge with two opposing liftable and lowerable arms : de en
  • US2129290A - Method and apparatus for producing screw threads : en
  • US2128961A - Coated product and process whereby prepared : en
  • DE664873C - Hammer operated by a gaseous pressure medium, in particular pile hammer, pile puller, deep drill and the like. like : de en
  • DE664646C - Process for the production of olefins : de en
  • DE664812C - Roller with tapered roller bearings arranged inside for conveyor belts, cranes, trolleys and the like. like : de en
  • FR831493A - Improvements to overflow piping systems for ships' tanks : en fr
  • US2129454A - Garment with detachable hood : en
  • US2129481A - Seat or the like : en
  • GB491581A - Improvements in or relating to presses operating entirely automatically : en
  • GB491609A - Improvements in respiratory masks combined with a helmet : en
  • US2129516A - Process of determining butterfat in cream : en
  • US2129559A - Electric vacuum shaver : en
  • GB491663A - Improvements in or relating to oscillation generators embodying electron discharge devices : en
  • GB491538A - Improvements in or relating to aircraft : en
  • GB491839A - Improvements in or relating to apparatus for use in separating and sorting materials : en
  • GB492096A - Improvements in or relating to electric motor control systems : en
  • FR831635A - Process for manufacturing clichés for printing in one or more colors : en fr
  • US2129429A - Method for the preparation of hydroquinone from quinone : en
  • USD111185S - Design for a domestic water heater : en
  • US2128970A - Space-time clock : en
  • US2128926A - Treatment of soya bean oil : en
  • US2129494A - Wrist band attaching means for wrist watches : en
  • DE664913C - Process for soldering and simultaneous venting of aneroid cans : de en
  • DE664884C - Heat treatment process to increase the wear resistance of a manganese chrome steel : de en
  • DE664848C - Steel grating for ceilings : de en
  • FR831564A - Process for removing naphthenic acids from lubricating mineral oils or lubricating oil fractions : en fr
  • US2129190A - Paper propagating pot : en
  • US2129432A - Separable joint : en
  • DK55160C - Dust and waterproof Lynlaas. : da en
  • DE664702C - Metal powder consisting predominantly of tungsten for the production of particularly thick filament tungsten glow bodies for electric light bulbs : de en
  • FR831614A - Anemometer with altitude correction : en fr
  • GB491788A - Improvements in or relating to vehicles driven by battery supplied electric motors : en
  • FR831453A - Improvements to supercharged fans : en fr
  • GB491717A - Vibrational dampers for camshafts : en
  • DE664921C - Worm gears, especially for motor vehicles : de en
  • GB491578A - Installation for obtaining pictures in relief : en
  • US2129000A - Condenser : en
  • DK55166C - Telephone system with partly wireless, partly over a Wiring Network provided Voice connection ag Device for Use in the same. : da en
  • US2129171A - Cell door locking and operating device : en
  • US2129005A - Braun tube : en
  • US2129141A - Amino-anthraquinone compounds : en
  • US2129051A - Lip rouge applicator : en
  • US2129056A - Gear cutter : en
  • CA376319A - Scythe grip : en fr
  • FR831482A - Method for preventing the fraudulent obtaining of copies of optically recorded phonographic tapes : en fr
  • GB491915A - Improvements in and relating to systems controlling the sequential actuation of electrically operated soot blowers : en
  • US2129415A - Suction pump : en
  • AU418837A - Improvements in or relating tothe manufacture of paper or like receptacles or containers : en
  • FR831486A - Rocket for projectiles : en fr
  • GB491762A - System of guiding by radio-electric waves : en
  • FR831465A - 180 degree elbow forging process, die specific to the implementation of the process and products obtained by this process : en fr
  • GB491814A - Method of and furnace for heating steel ingots : en
  • AU358437A - Electric oscillators : en
  • US2128984A - Treatment of still residue : en
  • GB491619A - Improvements in and relating to compositions for producing heat by combustion with air : en
  • US2128992A - Machine for producing frozen confections : en
  • US2129331A - Electrical controlling apparatus and method : en
  • US2129586A - Gyroscopic instrument : en
  • FR831576A - Manufacturing process of molded ceramic bodies : en fr
  • GB491799A - Manufacture of derivatives of cyclopentano-polyhydrophenanthrene : en
  • GB491844A - Improvements in or relating to moving contact electric current converters : en
  • GB491848A - Improvements in and relating to road construction and to kerb elements and channel elements for use therein : en
  • GB491577A - Improvements in water-proof garments : en
  • GB491759A - Pressing irons : en
  • GB491823A - Improvements in or relating to stokers : en
  • USD111180S - Design fob a dress : en
  • FR831516A - Improvement in so-called spoon fishing gear : en fr
  • DE664993C - Automatic hydraulic adjustment device for rolling mills : de en
  • FR831523A - Woolly fabrics and their treatment : en fr
  • FR831583A - Intermediate suspension device for flying scaffolds : en fr
  • GB491923A - Improvements in or relating to alternating or direct current electric motors : en
  • CA376327A - Ball winding machine : en fr
  • GB491526A - Improvements in grid electrode structures for electric discharge devices : en
  • US2129470A - Amusement apparatus : en
  • AT154185B - Self-collecting device for the issue of piece goods. : de en
  • CA376166A - Washing machine mechanism : en fr
  • FR831501A - Improvements to burners for liquid fuels : en fr
  • US2128905A - Coated abrasive product and method of manufacturing the same : en
  • US2129509A - Rock drill hood : en
  • AT154158B - Wind protection for motorcycles. : de en
  • AU36638A - Dispensing devices : en
  • AT154263B - Lamp holder. : de en
  • CA376184A - Vulcanization accelerator : en fr
  • GB491621A - Improvements in fastening devices, particularly for securing blinds, screens or the like to walls or other supports : en
  • AT154282B - Process for the production of magnetizable material for high frequency purposes, in particular for cores of high frequency coils. : de en
  • GB491753A - Improvements in gas-fired air heating devices : en
  • AT154164B - Door guides, in particular for motor vehicles. : de en
  • CA376167A - Electric welding system : en fr
  • US2129101A - Apparatus for segmenting integument free fruit segments : en
  • US2129425A - Clothes drier : en
  • GB491963A - Improvements in radio beacons : en
  • AT154205B - Electromechanical computing device. : de en
  • USD111126S - Design for a dress : en
  • FR831464A - Modulating device with dry rectifiers for alternating current telegraphy : en fr
  • FR831478A - Electric capacitors : en fr
  • GB491856A - Process for the determination of printing light intensities for the production of coloured photographic prints : en
  • FR831645A - Punching device for straight knitting machines with needle nose : en fr
  • GB491639A - Improvements in cold rolling mill for rolling endless bands : en
  • DE664961C - Socket pipe connection : de en
  • US2129451A - Feeder : en
  • FR831535A - Improvements to devices used in veterinary embryotomy operations : en fr
  • US2129100A - Fluid control means : en
  • US2128932A - Preparation of resinous reaction products of sulphur dioxide and olefines : en
  • US2129433A - Blow-out preventer : en
  • CA376347A - Paper manufacture : en fr
  • CA376259A - Cash register : en fr
  • CA376337A - Magnesium and alloy refining process : en fr
  • CA376236A - Porous rubber product : en fr
  • AU104989B2 - Method of and apparatus for attempering materials : en
  • CA376352A - Patterned object production : en fr
  • FR831469A - Process for coloring objects made of halogenated vinyl polymers : en fr
  • FR831498A - Improvements to pointing devices : en fr
  • GB491689A - Improvements in or relating to milling machines for grain : en
  • US2129491A - Locket : en
  • US2128990A - Electrical condenser : en
  • US2129372A - Clutch plate : en
  • US2129419A - Curtain fixture : en
  • US2129142A - Process of improving motor fuel : en
  • US2129019A - Wheel cleaning and dust allaying device : en
  • US2129379A - Antitheft bulb and socket : en
  • USD111183S - Design for a smoking stand : en
  • DE664841C - Process for the utilization of acidic, relatively manganese-rich smelting furnace slag : de en
  • IE15290L - Suspension for sanitary pads : en
  • GB491793A - Improvements in the manufacture and production of azo dyestuffs : en
  • US2129597A - Electric lamp socket for double filament lamps : en
  • AU547037A - Improvements in cufflinks : en
  • CA376353A - Combined cushion and lifebelt : en fr
  • DE664796C - Process for increasing the insulation resistance of heating elements : de en
  • AT154262B - Process for the production of vacuum vessels. : de en
  • AU314737A - Improvements in or relating to continuous absorption refrigerating apparatus : en
  • FR831455A - Voltage Regulator : en fr
  • GB491662A - Improvements in or relating to electromagnetic relays : en
  • CA376328A - Adjustable vehicle seat : en fr
  • DE664815C - Disk for bicycle headlights : de en
  • GB491634A - Improvements in or relating to stencil sheets : en
  • AU104948B2 - Splinter-proof curtain or net : en
  • AU104902B2 - Improvements in or relating to liquid delivery devices : en
  • AU163637A - Improvements in or relating to central cooling systems : en
  • US2129178A - Car wheel : en
  • DE664800C - Sound recording : de en
  • AU104943B2 - Improvements in and relating tothe manufacture of cast iron : en
  • US2128927A - Treatment of soya bean oil : en
  • DE664876C - Hydroelectric power plant for the utilization of ebb and flow with a suspension bridge with a float and a water lift : de en
  • CA376203A - Electric heater : en fr
  • US2129463A - Station type treatment machine : en
  • AU196238A - An improved releaser for milking machine installations : en
  • DK55181C - Fuel Injector for Combustion Machines. : da en
  • CA376170A - Knitted fabric : en fr
  • FR831460A - Tile, tile or flexible metal element for lining or coating : en fr
  • GB491524A - Improvements relating to fluid pressure braking apparatus : en
  • GB491768A - Improvements in or relating to electric discharge tubes : en
  • AT154217B - Process for the production of a blood pressure lowering substance. : de en
  • US2129493A - Rail bond : en
  • CA376340A - Rotary engine : en fr
  • AU263237A - Improvements in or relating in automatic frequency control circuit for radio and like receivers : en
  • DE664799C - Procedure for debarking wood : de en
  • US2128900A - Electrical control system for vehicle fare boxes : en
  • US2129222A - Process for the recovery of a soluble protein powder from whey : en
  • US2129282A - Refining mineral lubricating oils : en
  • US2129411A - Winding machine : en
  • US2129199A - Brake drum : en
  • US2129394A - Basket-tipping apparatus : en
  • USRE20849E - Sand mixer : en
  • AU33838A - Alloys containing cadmium or lead : en
  • CA376299A - Locomotive boiler : en fr
  • FR831518A - Method and device for lighting aquariums : en fr
  • CA376338A - Honey and butter product : en fr
  • USD111166S - Design fob a dress : en
  • CA376324A - Blower air controlling device : en fr
  • AU104959B2 - Improvements in and connected withthe construction ofa grid reinforcement for concrete and like floors : en
  • US2128934A - Rock drill : en
  • US2129015A - Braun tube : en
  • CA376351A - Umbrella handbag : en fr
  • CA376307A - Sheet metal coating method : en fr
  • CA376315A - Golf club shaft : en fr
  • DE664859C - Pad holder for tracks : de en
  • CA376253A - Alkylolamine recovery : en fr
  • GR7632B - METHOD OF CONVERSION OF TOBACCO LEAVES AS A COMPARISON OF ENGLISH. : el en
  • CA376197A - Free cutting alloy : en fr
  • GB491721A - Improvements in or relating to presser feet for sewing machines : en
  • GB491552A - Improvements in or relating to grinding pulverising and the like machines : en
  • CA376311A - Electric heating element : en fr
  • DE664807C - Regrinding of double-edged razor blades in a glass cylinder : de en
  • CA376222A - Mattress-filling machine : en fr
  • CA376227A - Heat exchanger : en fr
  • GB491783A - Draught and dust excluding means for sliding doors, windows and like closures : en
  • AU386837A - Improvements relating to stuffed mattresses : en
  • US2128974A - Two-color rocking magazine : en
  • US2129362A - Safety paper and method of making safety paper : en
  • US2129428A - Flat screen : en
  • GB491667A - Improvements relating to machinery guards : en
  • GB491820A - Improvements in or relating to dough-lapping machines : en
  • US2129224A - Loose leaf device : en
  • GB491959A - Improved manufacture of photographic silver halide emulsions : en
  • GB491826A - Improvements in or relating to materials for plugging walls, ceilings and the like : en
  • FR831565A - Improvements to articles intended for wiping, for cosmetic purposes : en fr
  • GB491508A - Improvements in or relating to the manufacture of pipes of asbestos cement : en
  • GB491771A - Improvements relating to supply circuits including electric discharge devices : en
  • US2128996A - Automatic volume control circuits : en
  • DE664825C - Device for the automatic regulation of the fuel, air and, if necessary, the feed water supply to water space boilers : de en
  • AT154220B - Process for direct or indirect molding of jaw and mouth parts and for the production of dentures. : de en
  • GB491543A - Process for the production of valuable hydrocarbon products by the destructive hydrogenation of extraction products of solid carbonaceous materials : en
  • US2129031A - Method of and means for grinding and polishing sprocket teeth : en
  • GB491523A - Improvements in spring assemblies for mattresses and the like : en
  • GB491527A - Manufacture of di-(y-chloro-ª‡- or ª‰-oxypropyl)-arylamines : en
  • US2129346A - Alloy : en
  • US2129609A - Automatic fuel mixture and scavenging gas control device : en
  • GB491824A - Improvements in or relating to record-card-controlled statistical machines : en
  • US2129405A - Truck and wheel train especially intended for railroad vehicles : en
  • US2129616A - Manufacture of improved lubricating oils : en
  • US2129158A - Clamshell dredge : en
  • US2129348A - Manganese-boron alloy : en
  • US2129027A - Receiver noise limiting circuit : en
  • DE664842C - Rail fastening by means of fastening screws and clamping plates secured in their position against rail side pressure : de en
  • FR831520A - Process for the preparation of shaped bodies from glucinium : en fr
  • FR831620A - Improvements to telephone systems : en fr
  • DE665000C - Calibration counter, in particular uniform load calibration counter : de en
  • GB491565A - Manufacture of products containing nitrogen and sulphur and their application in thetextile industry : en
  • US2128890A - Air conditioning apparatus : en
  • US2129289A - Manufacture of new fluorine compounds : en
  • USD111154S - Design for a tractor : en
  • AU104937B2 - Improvements in or relating to continuous absorption refrigerating apparatus : en
  • GB491701A - Improvements in hot water bottles, air cushions, and other articles made of india rubber : en
  • US2129390A - Diagnostic instrument : en
  • US2129291A - Combined half hose and garter : en
  • US2129556A - Shoe shank stiffener and method of securing it to a sole member : en
  • US2129049A - Means for regulating the rate of feed of a milling machine or other machine tool : en
  • DE664755C - Plant for the production of films from cellulose derivatives o. : de en
  • DE664777C - Device for supplying and removing workpieces provided with thickening in centerless grinding machines : de en
  • US2129021A - Automatic volume control : en
  • US2129359A - Capping device : en
  • GB491575A - Improvements in brakes for motor vehicles : en
  • GB491604A - Process and device for the determination and regulation of the moisture content of lengths of material : en
  • GB491836A - Improvements in or relating to progressive change speed gears for cycles : en
  • US2128959A - Container : en
  • US2129628A - Voice coil suspension : en
  • GB491922A - Improvements in the manufacture of railway tyres and solid wheels : en
  • USD111160S - Design for a thermometer : en
  • DE664960C - Method and device for determining the speed of rotating machine parts : de en
  • GB491628A - Improvements in clutch devices for rotating movable parts or rods : en
  • GB491637A - Improvements in or relating to the valve gear of internal combustion engines : en
  • US2129169A - Illuminated dial : en
  • US2129533A - Crib side lock : en
  • GB491821A - Improved stem for tobacco pipes, cigar or cigarette holders : en
  • FR831571A - Dry ice manufacturing process : en fr
  • FR831597A - Manufacturing process of artificial horn plates with relief design, different color : en fr
  • GB491589A - A device for trueing or cutting a grinding wheel to allow for the clearance angle of the cutting tool to be shaped by said grinding wheel : en
  • GB491571A - Improvements in or relating to puffed or expanded cereal products : en
  • GB491746A - Method of treating peat to render it suitable for such uses as the feeding and bedding of animals and manuring or fertilizing : en
  • US2129511A - Dispensing nozzle : en
  • US2129112A - Means for facilitating placing of sole members and the shaping of shoe counters : en
  • GB491537A - Improvements in or relating to magnetic materials : en
  • GB491547A - Improved device for levelling and locking the healds of looms for weaving : en
  • DE664770C - A device working with a brush ring to prevent chips or the like from entering the spindle guide in drilling machines with a bezel guide : de en
  • GB491510A - Improvements relating to sound producing apparatus particularly for motor vehicles : en
  • USD111155S - Design fok a tractor : en
  • GB491817A - Improvements in the manufacture and production of synthetic tanning agents : en
  • US2128907A - Method of making abrasive coated material : en
  • US2129278A - Fuel distributor : en
  • US2128967A - Television apparatus : en
  • DE664608C - Electric totalizer : de en
  • GB491567A - Improvements in and relating to the production of aqueous solutions of phenols whichare difficultly soluble in water : en
  • DK55169C - Drying element holder for lamps. : da en
  • US2129486A - Garment : en
  • FR831558A - Step-by-step printing telegraph devices : en fr
  • DE664987C - Device for controlling the short-circuit current strength of main-current excited DC cross-field machines : de en
  • AU104949B2 - Improvements in or relating to driving belts : en
  • US2129116A - Ice cubing machine : en
  • US2129254A - Radiator apparatus and method : en
  • USD111130S - Design for a button : en
  • FR831503A - Compass refinements : en fr
  • US2128904A - Container : en
  • AT154275B - Skill game. : de en
  • USD111127S - Design fob a dress : en
  • CA376201A - Shaving mechanism : en fr
  • CA376341A - Diesel engine injector : en fr
  • GB491851A - Improvements in apparatus for grinding and polishing strips of glass : en
  • US2129065A - Apparatus for printing characters : en
  • US2129193A - Motor fuel : en
  • US2129042A - Firecracker pistol : en
  • US2129404A - Pane securing means : en
  • US2129627A - Dispensing device : en
  • GB491763A - Improved sealing device for pistons, stuffing-boxes, shock-absorbers and the like, and its various applications : en
  • AU104919B2 - Improvements in or relating tothe manufacture of paper or like receptacles or containers : en
  • AU104925B2 - Improvements in and relating to synchronising circuits for television receivers : en
  • AU221137A - Improvements relating tothe framework of chairs, tables, bedsteads and like articles of furniture : en
  • CA376331A - Toilet assembly : en fr
  • GB491710A - Improvements in and relating to a method of making self-threaded tapping screws or threaded fasteners : en
  • US2129275A - Fumigation : en
  • FR831531A - Installation of steam engines : en fr
  • GB491742A - Improvements in or relating to devices for rearing chickens or like birds : en
  • FR831513A - Improvements to internal combustion engines with cylinders arranged coaxially : en fr
  • GB491724A - Improvements in or relating to taps or cocks : en
  • DE664836C - Device for damping pressure fluctuations on high-voltage bushing insulators, especially for electrostatic precipitators : de en
  • US2128936A - Muzzle attachment for guns : en
  • DK55185C - Bicycle saddle. : da en
  • DE664797C - Machine for making round wooden boxes : de en
  • GB491713A - Lighting systems for suspended metal obstructions in air defence arrangements : en
  • US2128979A - Portable power attachment for washing machines : en
  • US2128999A - Switch : en
  • DE1444394U - : de en
  • GB491569A - Improvements relating to the treatment of starch-bearing materials for the production of dextrinised material particularly for use in the baking trade : en
  • USD111190S - Design for a check imprinting ma : en
  • AT154168B - Ventilation of air-cooled engines in vehicles with a streamlined body and rear engine. : de en
  • AT154219B - Pontic. : de en
  • AT154231B - Transmission system for high frequency carrier waves. : de en
  • US2129497A - Spline panel joint : en
  • US2129527A - Dust counter : en
  • US2129551A - Car construction : en
  • US2129593A - Method of plaiting knit fabric : en
  • US2128986A - Flexible control terminal : en
  • US2129518A - Extensible bracelet clasp : en
  • AU263737A - Improvements in or relating to magnetron circuit arrangements : en
  • AU12138A - Improvements in and relating tothe manufacture of cast iron : en
  • CA376188A - Free cutting alloy : en fr
  • DE664784C - Labeling device with label box moving back and forth for bottles and other work pieces : de en
  • FR831637A - Automatic blocking device for cores in molds : en fr
  • US2128947A - Starting device for internal combustion engines : en
  • US2128964A - Web feeding mechanism : en
  • US2129620A - Windshield cleaner : en
  • AU259937A - Paper container for oil and method andthe machines which serve forthe manufacture of such paper containers : en
  • AU379837A - Automatic volume control devices for wave transmission systems : en
  • DE664735C - Magnetron tubes : de en
  • US2129270A - Electrical switch : en
  • AU104910B2 - Improvements in and relating ot dust bins and refuse collecting carts : en
  • US2129631A - Hydrogenation of phenyl primary amines : en
  • US2129299A - Recovery of solvents from gases : en
  • US2129376A - Oil-soluble mercurials and process of making them : en
  • AU105035B2 - Improvements in heating elements for thermionic cathodes : en
  • US2128958A - Refining mineral lubricating oils : en
  • US2129532A - Bed couch : en
  • USD111144S - Design for a combined change tray : en
  • USD111161S - Design fob a dress : en
  • CA376306A - Engine valve guide : en fr
  • DE664722C - Device for sharpening double-edged razor blades : de en
  • CA376187A - Vibrating device : en fr
  • AT154224B - Equipment for the operation of X-ray tubes. : de en
  • DE664952C - Handkerchief : de en
  • AT154266B - Permanent wash. : de en
  • AU104909B2 - An improved egg tester : en
  • AU403937A - Improvements in or relating to high pressure mercury vapour discharge tubes : en
  • CA376194A - Free cutting alloy : en fr
  • AU300937A - Improvements in or relating to liquid delivery devices : en
  • US2129133A - Veneer gauge for clippers : en
  • AT154160B - Rotatable handlebar handle for bicycles and motorcycles. : de en
  • FR831519A - Process for the manufacture of aquariums : en fr
  • GB491521A - Improvements in blower apparatus for cleaning the tubes of steam boilers : en
  • US2129504A - Textile : en
  • US2128935A - Rock drill : en
  • US2129061A - Brake equalizer : en
  • AU104938B2 - Improvements ralating to the controlled delivery of fluids, particularly milk from containers : en
  • GB491617A - Improvements in vehicle brakes : en
  • AT154255B - Microphone. : de en
  • GB491924A - Improvements relating to the mounting of the driving or rear road wheels of cycles or motor cycles : en
  • AU510837A - Improvements in heating elements for thermionic cathodes : en
  • US2128993A - Radio receiving system : en
  • US2129633A - Magnetogenerator : en
  • US2129055A - Measuring apparatus : en
  • CA376231A - Lock nut : en fr
  • CA376270A - Railway point mechanism : en fr
  • AT154192B - Attachment of the tip to Fezen, Chechias, hats and similar headgear. : de en
  • AT154174B - Device for fastening gas bottles, in particular in breathing apparatus. : de en
  • CA376248A - Wire weaving machine : en fr
  • CA376286A - Metallic barrel : en fr
  • DK55163C - Refrigerator with accompanying cooling tray. : da en
  • FR831588A - Device with adjustable bandwidth for acoustic reception of Morse signals : en fr
  • US2128995A - Electrical distribution system : en
  • US2129461A - Marble shooter : en
  • DE664805C - Finger milling tool for devices for drilling angular holes : de en
  • US2129020A - Modulated carrier wave receiver : en
  • US2129431A - Rotary engine : en
  • GB491518A - Improvements in or relating to automatic centrifugally controlled clutches : en
  • GB491532A - Improved means for varying the selectivity of radio receivers : en
  • US2129203A - Method and apparatus for heattreating metallic members coated with rubber : en
  • GB491767A - Improvements in or relating to rubber-soled footwear : en
  • GB491818A - Improvements in or relating to knitting machines : en
  • AT154294B - Method and device for the wet treatment of textile goods. : de en
  • AU104945B2 - Alloys containing cadmium or lead : en
  • DE664914C - Grist mill with horizontal shaft : de en
  • US2128965A - Art of making leatherboard : en
  • DE664941C - Process for the production of summer shoes with ankle straps and device for carrying out the process : de en
  • CA376345A - Hydrocarbon oil cracking process and apparatus : en fr
  • USD111207S - Design fob a signal lamp faceplate : en
  • US2129519A - Display device : en
  • FR831577A - Control valve with automatic locking device subject to the action of a pressure monitoring device : en fr
  • GB491719A - Improvements in or relating to sewing machines : en
  • US2129490A - Gas cleaner : en
  • US2129542A - Windshield cleaner : en
  • AT154166B - Roller skate. : de en
  • CA376305A - Concentrator : en fr
  • DE664730C - Process for the production of water-soluble sulfuric acid compounds : de en
  • FR831600A - Process for rapid and continuous pickling of metal parts, such as strips, wires, tubes or bars : en fr
  • US2129045A - Bottle top labeling machine : en
  • US2129249A - Apparatus for sizing photographic paper : en
  • CA376186A - Tire form : en fr
  • GB491811A - Improvements relating to loose leaf binders : en
  • US2129591A - Electric switch : en
  • US2129083A - Gear shifting mechanism : en
  • US2129090A - Gas lift pump : en
  • US2129462A - Container : en
  • US2128953A - Container : en
  • US2129397A - Storm sash ventilator : en
  • US2129102A - Match book : en
  • US2129318A - Loose leaf binder : en
  • US2129589A - Method of and apparatus for heating oil or petroleum to elevated temperatures : en
  • GB491829A - An adjustable constant tension pulley mounting for short-centre belt drives requiring high speed reduction : en
  • USD111171S - Design for a check ob similar : en
  • GB491659A - Improvements in or relating to bonded abrasive articles : en
  • GB491921A - Improved process and apparatus for the simultaneous manufacture in a rotary furnace of iron or steel and portland cement, or hydraulic lime : en
  • AU104947B2 - Improvements in and relating tothe manufacture of sulphuric acid : en
  • DE664864C - Siphon filling device : de en
  • DK55172C - Procedure for Smelting Tungsten Wire in Quartz. : da en
  • FR831526A - Pin contact device : en fr
  • FR831543A - Brake improvements : en fr
  • GB491809A - Improvements in ignition means for internal combustion engines : en
  • FR831572A - Shirt enhancements : en fr
  • GB491544A - An improved stand or support for drawing boards or other bodies : en
  • GB491686A - Improved method of and apparatus for moulding thermo-plastic articles by injection : en
  • US2129357A - Mercury vapor lamp : en
  • FR831546A - Process for the treatment of beet chips : en fr
  • GB491525A - Process for the manufacture of vat dyestuffs : en
  • AU362137A - Improvements in and connected withthe construction ofa grid reinforcement for concrete and like floors : en
  • US2129521A - Goggles : en
  • FR831522A - Sound insulation panel : en fr
  • US2129260A - Combination wheeled chair and crutch : en
  • US2129286A - Energized base for a cordless electric iron : en
  • US2129416A - Bituminous emulsion : en
  • DE664857C - Sewing machine with two swiveling thread take-up levers : de en
  • DE664670C - Lasting machine : de en
  • DK55189C - Apparatus for pressing the adhesives on tape, which is laid on cigars. : da en
  • GB491610A - Improvements in or relating to grinding and polishing machines for hard materials : en
  • AT154237B - Arrangement for transmitting messages. : de en
  • AT154281B - Method and device for welding by means of a welding head. : de en
  • CA376271A - Highway crossing signal apparatus : en fr
  • GB491588A - Improvements in and relating to apparatus for shrinking fabrics : en
  • GB491655A - Improvements in bonded abrasive articles : en
  • US2129003A - Spark plug : en
  • US2129287A - Alternating current measuring device : en
  • US2129407A - Chain and method of making the same : en
  • AT154245B - Fountain pen. : de en
  • AT154247B - Protective device for heated hair curlers. : de en
  • CA376312A - Spermatoxic vaccine : en fr
  • CA376358A - Convertible sawing and abrading machine : en fr
  • AT154153B - Mixing and fine grinding mill for chocolate and similar masses. : de en
  • AU104917B2 - Improvements relating to stuffed mattresses : en
  • DE664808C - Sanding belts, especially for sanding large sheets : de en
  • US2129036A - Tilting apparatus : en
  • US2129386A - Fishing reel : en
  • GB491813A - A mechanical packing machine : en
  • US2129197A - Bronze alloy : en
  • GB491919A - Piston rings : en
  • DE664639C - Automatic cutting device for clay extrusion : de en
  • US2129256A - Method of making insulating tubes : en
  • US2129612A - Phonograph : en
  • AU104958B2 - Improvements in or relating to garment supporting means employed within garments in personal wear : en
  • AT154154B - Traveling brush for vibrating sieves or the like. : de en
  • AT154258B - Procedure for the detection of manufacturing defects in stockings. : de en
  • US2129578A - Window construction : en
  • AT154238B - Impulse direction finder with automatic locking of the impulse echo. : de en
  • USD111148S - Design for a dress : en
  • US2129068A - Golf club : en
  • US2129109A - Loose leaf binder : en
  • US2129163A - Multicolor stenciling apparatus : en
  • AT154253B - Process for increasing the surface area of electrodes for electrolytic capacitors. : de en
  • CA376279A - Vehicle tire : en fr
  • GB491612A - Improvements in or relating to telephone systems : en
  • GB491664A - Improvements in control means of land vehicles, aircraft and watercraft : en
  • CA376283A - Railway car door : en fr
  • DE664918C - Propeller plane with collapsible wings : de en
  • US2129125A - Bearing having a nonmetallic fabric lining and method of making same : en
  • US2129326A - Photographic apparatus : en
  • US2129004A - Radio signaling : en
  • US2129248A - Method of making combustible gas : en
  • AU360437A - Oscillation generators : en
  • CA376196A - Free cutting alloy : en fr
  • AT154228B - Radio reception circuit with a device for blocking reception if a fault occurs. : de en
  • AT154264B - Process for the production of wool substitute fibers from viscose. : de en
  • AT154289B - Method and device for arranging sheets, cards or the like. : de en
  • US2128960A - Milling machine : en
  • US2129198A - Shipping carton for motion picture film : en
  • CA376261A - Sorting-conveying machine for letters, etc. : en fr
  • CA376294A - Cellulose ester stabilization : en fr
  • US2128917A - Tooth paste : en
  • US2129535A - Laminated core for electrical apparatus : en
  • US2129557A - Detachable traction lug : en
  • AU517737A - Process forthe preparation of new soluble aromatic amino compounds of therapeutic value : en
  • US2129568A - Screed support : en
  • DE664762C - Device for measuring the optical rotation capacity with photocell : de en
  • AT154293B - Strap for handbags and the like like : de en
  • AU104951B2 - An improved buoyancy device : en
  • US2129096A - Luminescent material and method of preparing same : en
  • US2129298A - Rotary pulverizer : en
  • US2129213A - Manufacture of threads, bands, films, and the like : en
  • CA376190A - Free cutting alloy : en fr
  • US2129085A - Automatic frequency control circuit : en
  • USD111195S - Design for an automobile seat : en
  • US2129427A - Air conditioning system : en
  • FR831507A - Process for improving the quality of cast iron and composition used for the application of this process : en fr
  • GR7629B - REFLECTIVE MIRROR TO PREVENT ACCIDENTS AND WHEEL CONFLICTS. : el en
  • CA376329A - Adjustable vehicle seat : en fr
  • AU363237A - An improved device for beating and mixing the ingredients of cakes, sponges and the like : en
  • CA376219A - Rubber processing : en fr
  • DE664910C - Pore filler for cork discs and stoppers : de en
  • CA376213A - Mottled plastic : en fr
  • US2128910A - Combustion power liquid : en
  • US2129121A - Hair curling apparatus : en
  • US2129466A - Structural member : en
  • US2128892A - Clothes drier : en
  • US2129076A - Tube for short waves : en
  • US2129168A - Centralized traffic control system : en
  • US2129247A - Bellows lock for accordions : en
  • US2129563A - Ornamental tree : en
  • US2129251A - Bedspring : en
  • US2129146A - Insulating dielectric media : en
  • US2129573A - Manufacture of cartons, barrels, and the like : en
  • DE664932C - Additional device for plate-shaped copy devices : de en
  • DE664992C - Roll film camera : de en
  • GB491550A - Improved raising and lowering mechanism for mixing machines of the change-pan type : en
  • CA376207A - Ester production : en fr
  • CA376218A - Hydroxy amino compound : en fr
  • DE1443977U - : de en
  • AU104907B2 - Electric oscillators : en
  • CA376241A - Car roof hatch : en fr
  • US2129280A - Machine tool : en
  • US2129508A - Molded explosive : en
  • CA376318A - Closure for tubes, bottles, etc. : en fr
  • US2128943A - Formation of encased structures by direct casting : en
  • US2129259A - Gear change operating means : en
  • US2129602A - Signal : en
  • US2128944A - Rubber composition and method of preserving rubber : en
  • US2128998A - Trolley duct : en
  • US2129313A - Apparatus for electric signaling systems : en
  • US2129560A - Soil erosion control device : en
  • DE664728C - Process for the polymerization of olefinic gaseous hydrocarbons : de en
  • GB491852A - Improvements in typographical slug casting machines : en
  • FR831514A - Self-fitting pompom : en fr
  • DE664764C - Dynamically acting testing machine for testing of test rods and entire construction parts under vibrating tension-compression loads : de en
  • GB491549A - Improvements relating to aircraft controls : en
  • DE664874C - Shut-off device for water column machines : de en
  • FR831631A - Improvements to machines for manufacturing wires, cables, or similar products : en fr
  • US2128976A - Metal wall facing : en
  • US2129132A - Article of manufacture and method : en
  • US2129307A - Lubrication of swivel heads : en
  • GB491789A - A lifting truck for removing batteries from electrically driven vehicles and replacing same : en
  • AU105012B2 - Process forthe preparation of new soluble aromatic amino compounds of therapeutic value : en
  • FR831495A - Refinements to fletched projectiles : en fr
  • FR831619A - Fertilizer manufacturing process and resulting new fertilizers : en fr
  • US2129295A - Screen for x-ray photographs : en
  • USD111136S - Design for a bathtub overflow : en
  • DE1444209U - : de en
  • DE664846C - Electric generator for train lighting : de en
  • USRE20844E - Process of making the same : en
  • DE664778C - Dressing tool with a set diamond : de en
  • FR831581A - Elastic bandage enhancements : en fr
  • GB491624A - Device for mixing gas and air for burners : en
  • US2129179A - Moistener for duplicating machines : en
  • FR831537A - Process for resaturation of saline solutions obtained by electrolysis of alkali metal chlorides : en fr
  • GB491650A - Improvements in and relating to electrical fuses : en
  • DE664791C - Vertical sprung car body for rail and road vehicles : de en
  • US2129059A - Air heating and conditioning unit : en
  • US2129537A - Ampere-squared-hour meter : en
  • AU104942B2 - Improvements in harrow cultivators : en
  • GB491519A - Improvements in or relating to drying oil compositions : en
  • FR831593A - Electrolytic process for obtaining coatings containing oxides on parts made of magnesium alloys not containing aluminum : en fr
  • FR831517A - Arrangement of a getter in a metal vacuum container : en fr
  • FR831524A - Sleeves for writing and drawing pencils : en fr
  • AT154226B - Send arrangement to achieve course lines. : de en
  • GB491803A - Improvements in or relating to thermionic amplifiers : en
  • DK55171C - Method for gluing veneer sheets and plywood boards. : da en
  • AT154273B - Process for the production of colored structures, in particular rayon, from regenerated cellulose or cellulose derivatives. : de en
  • CA376224A - Solid comminuted material manufacture : en fr
  • CA376264A - Telegraphic transmission for meter readings : en fr
  • CA376301A - Sub standard film : en fr
  • DE664938C - Protractor : de en
  • FR831466A - Improvements to statistical card punching machines : en fr
  • FR831484A - Percussion fuze for projectiles : en fr
  • GB491535A - Improvements in or relating to valve systems for use in water treatment plant : en
  • GB491807A - Improvements in or relating to light diffusing devices for lighting units : en
  • DE664971C - Sandblasting drum : de en
  • US2128937A - Long stroke horizontal type air compressor : en
  • US2129480A - Tubular watchcase : en
  • FR831617A - Improvements to heat treatment devices : en fr
  • USRE20845E - Moistdreproof article : en
  • AU315537A - Process for producing paraffin : en
  • US2129159A - Container closure : en
  • US2129305A - Contact lens : en
  • US2129044A - Electrical connecter : en
  • US2129502A - Liquid distribution apparatus : en
  • USD111175S - Design for a cigarette box : en
  • US2129131A - Pellicle and the manufacture : en
  • US2129206A - Means for mounting propeller blades : en
  • US2129582A - Measuring tape : en
  • DE664827C - Air storage diesel engine : de en
  • FR831574A - Animalized fibers manufacturing process : en fr
  • US2129328A - Furnace wall construction : en
  • USRE20847E - Moistureproof material and method : en
  • AU104899B2 - Interlocking systems for railroads : en
  • US2129006A - Front facing oarlock : en
  • GB491716A - Process for the production of a material having applications similar to those of leather and similar substances : en
  • FR831492A - Brake improvements : en fr
  • FR831609A - Apparatus for the carburization of two hydrocarbons : en fr
  • GB491843A - Improvements in and relating to pistons : en
  • GB491847A - Improvements in and relating to sound meters : en
  • DE664767C - Pressure device for sleeve drives : de en
  • FR831488A - Percussion fuze for projectiles : en fr
  • FR831489A - Artillery equipment : en fr
  • FR831638A - Bottle capping process and automatic machine allowing its implementation : en fr
  • AT154207B - Method and device for separating parts of different specific gravity from pulps. : de en
  • AU104974B2 - Improvements in and relating to casement windows, doors andthe like : en
  • CA376252A - Olefine polymer hydrogenation : en fr
  • GB491854A - Improvements in elastic fabric and in the production thereof on braiding-machines : en
  • DE664803C - Switchable screw belt friction clutch : de en
  • DE664727C - Timepiece with synchronized regulator : de en
  • DK55168C - Controller for electrical Central systems with Accumulator battery. : da en
  • US2129010A - Polyphase watt-hour meter construction : en
  • US2129458A - Spectacles : en
  • FR831616A - Helical Screw Type Combine Harvester : en fr
  • US2129567A - Lateral registration apparatus : en
  • FR831634A - Propulsion machinery with combustion turbines, in particular for ships : en fr
  • US2129360A - Toaster : en
  • FR831512A - Advanced radio receiver : en fr
  • FR831585A - Security pocket against theft of wallets, purses and valuables : en fr
  • GB492165A - Improvements in or relating to talking machines : en
  • USD111128S - Design for a velocipede frame : en
  • DE664662C - Braided strand : de en
  • US2129351A - Molding machine : en
  • US2129013A - Copper monochlorophthalocyanine and a process of making it : en
  • US2129106A - Footwear : en
  • US2129561A - Shutter operating mechanism : en
  • FR831646A - Automatic speed limiter device : en fr
  • GB491595A - Improvements relating to turbo-torque-converters : en
  • GB491514A - Improvements in and relating to electric rectifiers : en
  • FR831627A - Advanced acoustic system for devices emitting or reproducing musical or other sounds, for all applications : en fr
  • GB491747A - Improvements in and relating to sheet feeding devices : en
  • DK55162C - Cooling machine, especially for household use. : da en
  • GB491657A - Improvements in the washing out of hydrocarbons from gases : en
  • US2129123A - Automatic frequency control circuit : en
  • US2129274A - Process for treating artificial filaments and apparatus therefor : en
  • US2129363A - Safety paper and method of making same : en
  • DE664902C - Method for magnetizing a permanent magnet for moving coil measuring devices with a distorted scale : de en
  • DK55178C - Bistademagasin. : da en
  • CA376263A - Mixer control system : en fr
  • DE664994C - Process for bleaching animal and vegetable fibers and hair : de en
  • AT154229B - Method for modulating transmitters. : de en
  • CA376239A - Cutting machine for coal, etc. : en fr
  • CA376277A - Sugar centrifuging method : en fr
  • CA376317A - Filament, thread and ribbon manufacture : en fr
  • US2129501A - Fitted shoe packing box : en
  • AT154254B - Carrier current transmission system. : de en
  • USRE20850E - Bookkeeping machine : en
  • US2128901A - Aralkyl ether esters : en
  • CA376339A - Medicine dropper and swab : en fr
  • US2129108A - Clutch : en
  • US2129172A - Internal combustion engine : en
  • US2129276A - Press for connecting veneer or similar strips : en
  • US2129350A - Automatic clutch control : en
  • AT154274B - Blueprint machine with transparent press sheet. : de en
  • US2129107A - Power transmission mechanism : en
  • GB491754A - Improvements in and relating to indicating apparatus for transformer loads : en
  • DE665001C - Oil burner with fuel channels opening directly into the combustion chamber : de en
  • GB491585A - Projecting means for use in connection with kaleidoscopes : en
  • US2129095A - Handle : en
  • US2129314A - Discharge tube : en
  • US2129323A - Process for preparing camphene : en
  • DE664696C - Circuit arrangement for a Morse instruction and practice network for radio schools : de en
  • GB491777A - A machine for sinking wells, earth boring, mining and so forth : en
  • FR831487A - Improvements to projectiles incorporating a jet fuze : en fr
  • CA376336A - Bellows : en fr
  • US2128991A - Wrench device : en
  • USD111173S - Design for an ashtray : en
  • DE664768C - Propelling or conveying means made of steel strip with a tight wrap on all sides : de en
  • FR831591A - Method and device for improving the taste of chocolate or other food products : en fr
  • US2128928A - Art of fiber liberation : en
  • US2129630A - Drier for cotton treating machines : en
  • US2129335A - Electric light fixture : en
  • US2129366A - Fluid clutch automatic transmission : en
  • US2129267A - Sewage treatment : en
  • DE664697C - Receiving device for multiple carrier frequency telegraphy : de en
  • US2129517A - Adhesive for insecticides and a process for making same : en
  • US2129587A - Coffee brewing device : en
  • US2129361A - Friction clutch : en
  • US2129512A - Apparatus for separating genuine and spurious coins : en
  • US2129063A - Wire tying machine : en
  • US2129170A - Electrical distribution system : en
  • US2129347A - Manganese alloy : en
  • USD111206S - Design for a signal lamp faceplate : en
  • USD111196S - Design for a dress : en
  • GB491815A - Improvements in detergents : en
  • GB491841A - Improvements in or relating to treatment of superphosphate or fertiliser containing same : en
  • DE664856C - Flux for gas fusion welding of aluminum bronzes : de en
  • US2129588A - Hardened shank stiffener with clincher prongs : en
  • CA376334A - Parcel bag : en fr
  • FR831534A - Process for the molding of metal or steel ingots, and machine for its application : en fr
  • US2129384A - Work table : en
  • AT154239B - Directional antenna. : de en
  • US2129530A - Arc lamp : en
  • US2129152A - Ironing machine : en
  • US2129330A - Method of making spot caps : en
  • CA376168A - Superheterodyne radio receiver : en fr
  • AT154198B - Cinematographic camera with cassette. : de en
  • AU319637A - Improvements in and relating to casement windows, doors andthe like : en
  • USD111151S - Design for a percolator urn or : en
  • US2129148A - Independent needle knitting machine : en
  • US2129544A - Car construction : en
  • US2129311A - Dial test indicator : en
  • US2128906A - Production of flexible abrasive articles : en
  • US2129180A - Piston for internal combustion motors : en
  • IE15047L - Thermionic valve amplifiers : en
  • DE663805C - Process for the production of a road tar and artificial asphalt : de en
  • AT154261B - Parquet floor made of two intersecting layers. : de en
  • CA376179A - Hormone compound : en fr
  • US2129515A - Injector : en
  • US2129266A - Sewage digestion : en
  • US2129113A - Device for the transportation and distribution of liquids : en
  • CA376357A - Snow plough : en fr
  • AU104956B2 - Process for producing paraffin : en
  • DK55184C - Procedure for forming metal coatings on iron objects. : da en
  • USD111203S - Design for a battery box : en
  • AT154175B - Double storage. : de en
  • AT154213B - Enlarger. : de en
  • CA376240A - Moulding process and material : en fr
  • USD111187S - Design for an audible signal unit or : en
  • US2128902A - Aralkra ethers of hydroxr : en
  • US2129317A - Process for the manufacture of laevoascorbic acid : en
  • US2129601A - Propagation of plants : en
  • AT154230B - Powder compact. : de en
  • AT154240B - Method and device for determining the direction and shape of the electrical axis of the heart. : de en
  • DE664875C - Device for harnessing the energy of the ocean waves and the dune : de en
  • FR831643A - New lamp and lamp holder : en fr
  • GB491573A - Control diaphragm for electron rays, especially for television purposes : en
  • AU104965B2 - Improvements in or relating to means for varying the fuel supply to internal combustion engines : en
  • AU104966B2 - An improved releaser for milking machine installations : en
  • CA376313A - Weather strip : en fr
  • USD111137S - Design for a tray : en
  • US2129540A - Lead-in for radio receivers : en
  • USD111164S - Design for a dress : en
  • US2129250A - Closure for containers : en
  • DE664840C - Loading bucket for filling shaft ovens, especially blast furnaces : de en
  • FR831461A - New condensate products : en fr
  • US2129093A - Claw and registration pin mechanism : en
  • US2129208A - Concrete form or mold : en
  • FR831528A - Apparatus for washing gold-bearing gravel by the hand-kneading method with the minimum quantity of water, drawn by hand from the puddles of the fiat : en fr
  • FR831621A - Book holder : en fr
  • GB491590A - Improvements in chairs : en
  • US2129380A - Chain conveyer : en
  • AU120938A - Improvements in machines for hand seaming in vacuum : en
  • US2129332A - Telephone system : en
  • DE664860C - Bicycle or motorbike in which the wheels are pivoted : de en
  • CA376221A - Rubber processing : en fr
  • US2129377A - Polishing compound : en
  • USD111181S - Design fob a dress : en
  • AU360537A - Improvements ralating to the controlled delivery of fluids, particularly milk from containers : en
  • AT154223B - Device for operating X-ray tubes with high voltages. : de en
  • DE664822C - Electric motor with a braking member moved by the magnetic action of the motor winding : de en
  • US2129160A - Paper clip : en
  • CA376234A - Pouch making form : en fr
  • AU104911B2 - Improvements in belted trousers, skirts, and like apparel : en
  • US2129436A - Key holder : en
  • AU412037A - Photographic recording finish indicator for horse races : en
  • CA376175A - Radio apparatus : en fr
  • CA376225A - Initialed article manufacture : en fr
  • DE665006C - Solder for metal parts of vacuum vessels, especially electric light bulbs, discharge lamps and mercury vapor rectifiers : de en
  • DK55182C - Gasket for Tap Taps for Hot and Cold Water. : da en
  • US2128893A - Hermetically sealed carton : en
  • US2129528A - Control system : en
  • USD111134S - Design for an air conditioning con : en
  • FR831525A - Writing, drawing and other office instruments : en fr
  • USD111150S - Design for a hoe : en
  • USD111191S - Design for a range : en
  • US2129422A - Compound for lubricating wire rope : en
  • USD111186S - Design for a rug or similar article : en
  • CA12087S - Eyelash cosmetic applicator : en
  • US2128897A - Conversion of hydrocarbon oils : en
  • US2129008A - Condenser : en
  • USD111140S - Design for a merchandise display : en
  • DE664919C - Coupling device for trailers of articulated lorries : de en
  • GB491800A - Improvements in or relating to the manufacture and use of acrylic acid esters and polymerisation products thereof : en
  • US2129137A - Can turning machine : en
  • AT154257B - Searchlights for automobiles. : de en
  • US2129536A - Electric valve converting system : en
  • AT154235B - Receiver in whose input circuit the tube noise is an essential part of the interference voltage of the stage. : de en
  • US2129599A - Propagation of plants : en
  • US2129522A - Method and means for abrading lenses : en
  • DE664984C - Expandable and compressible multi-conductor power cable with leaded single cores : de en
  • GB491677A - Improvements in or relating to electric lamp supports adapted to be worn as spectacles : en
  • US2129572A - Means for freezing and preserving comestibles : en
  • US2129446A - Traffic control signal : en
  • US2129445A - Treating impure lead and/or tin metal : en
  • AU104905B2 - Process forthe production of halogenated derivatives of solid ethylene polymers : en
  • AU539237A - Improvements in or relating to means for varying the fuel supply to internal combustion engines : en
  • GB491583A - Process for the production of cellulose esters : en
  • US2129084A - Pneumatic control valve : en
  • AT154218B - Grid for multi-grid tubes. : de en
  • US2129117A - Bolt and hasp fastening for attache and suitcases and the like : en
  • US2129034A - Wireless television receiver for talking television pictures : en
  • US2129598A - Propagation of plants : en
  • US2129478A - Polymerization process : en
  • US2129520A - Ophthalmic mounting : en
  • FR831580A - Further training in circular professions : en fr
  • GB491702A - Means for distributing sewage and other foul waters on filter beds and the like : en
  • US2128918A - Method of and apparatus for separating composite material : en
  • FR831529A - Improvements to presses : en fr
  • DE664789C - Process for the preparation of 4-methyl-5-ª ‰ -oxyaethylthiazoles : de en
  • DE664945C - Air-permeable lining : de en
  • GB491631A - Improvements in or relating to brakes : en
  • US2129615A - Vulcanization of rubber : en
  • US2129623A - Rayon treatment : en
  • AT154241B - Proctoscope. : de en
  • US2129212A - Dental device : en
  • US2129225A - Furniture slip cover : en
  • US2129505A - Damper control device : en
  • AT154172B - Dynamo system with rear light connection for vehicles, in particular for bicycles and motorcycles. : de en
  • AT154190B - Positive sound film in double-point or multiple-point script and process and apparatus for its production. : de en
  • US2128915A - Weft replenishing mechanism for looms : en
  • US2129136A - Solid diazonium salt : en
  • US2129312A - Gin system : en
  • US2129400A - Belt : en
  • US2129016A - Multigrid tube : en
  • US2129626A - Pneumatic tire : en
  • FR831594A - Multiple contact plug : en fr
  • GB491539A - Manufacture of stiff textile fabrics stable to laundering : en
  • GB491665A - Improvements in inflated game balls and methods of making the same : en
  • US2129329A - Liquor feed for drum driers : en
  • GB491594A - Compounded lubricating oil : en
  • CA376235A - Pouch making form : en fr
  • CA376267A - Tap chuck : en fr
  • AU102338A - An improved buoyancy device : en
  • US2128977A - Sheath syringe : en
  • AT154196B - Clamp made of round wire with two crossing legs. : de en
  • AU359937A - Improvements in and relating ot dust bins and refuse collecting carts : en
  • US2129408A - Truck stabilizer : en
  • US2129483A - Apparatus for use in facsimile transmitting systems : en
  • US2128933A - Sugar dispenser : en
  • US2129375A - Writing pad : en
  • US2129459A - Leak-sealing and rust preventing composition : en
  • US2129156A - Coating composition : en
  • US2129417A - End mill : en
  • US2129297A - Hand weaving frame : en
  • US2129632A - Cloth cutting machine : en
  • US2129240A - Method and apparatus for molding articles : en
  • US2129129A - Screen for tobacco pipes : en
  • US2129271A - Crankshaft chuck : en
  • GB491711A - Epicyclic change speed gear : en
  • US2129118A - Spring for cars : en
  • US2129263A - Handle attaching device : en
  • USD111169S - Design for : en
  • AT154203B - Device on shoes, in particular sports shoes, to prevent foreign bodies from entering the same. : de en
  • AT154272B - Charcoal furnace. : de en
  • CA376355A - Showcase partition clip : en fr
  • CA376348A - Wringer : en fr
  • AT154181B - Circuit arrangement for elevators with push button control. : de en
  • US2129435A - Power actuated mechanism for adjusting the sickle of a mowing machine : en
  • AT154199B - Record player. : de en
  • CA376274A - Spinning ring traveller : en fr
  • US2129579A - Caster : en
  • AT154256B - Tubular body made of flexible metals or flexible, dimensionally stable insulating materials for the construction of electrical cables or lines, in particular for concentric high-frequency cables. : de en
  • USPP291P - Peach tree : en
  • CA376265A - Printing telegraph apparatus : en fr
  • CA376295A - Cellulose esterification : en fr
  • CA376332A - Engine valve assembly : en fr
  • AT154194B - Method and device for the mechanical separation of coarse-grain mixtures. : de en
  • AT154179B - Clamping device for air rifles. : de en
  • FR831649A - Method of applying strips to a core such as a pneumatic tire bead wire and machine suitable for implementing this method : en fr
  • DE664907C - Dimming device against glare of all kinds : de en
  • DE664883C - Switching of alternators to generate high voltage energy : de en
  • US2129211A - Building block : en
  • USPP290P - Peach tree : en
  • AT154151B - Device for the production of cigarettes provided with or with filter plugs. : de en
  • GB491606A - Improvements in flushing cisterns : en
  • FR831560A - Telephone systems or similar systems : en fr
  • GB491858A - Improvements in or relating to the treatment of fibrous solids with gases : en
  • AT154200B - Device on cash registers, calculating and accounting machines, etc. like : de en
  • FR831582A - Automatic wetting system of raw silk threads on cotton loom for reduced stockings : en fr
  • US2129228A - Locking mechanism : en
  • US2129571A - Carburetor heater for internal combustion engines : en
  • AT154188B - Transmission device, in particular for the successive transmission of two messages from different communication devices. : de en
  • AT154299B - Support frame for machine guns or the like. : de en
  • CA376181A - Acid liquor processing : en fr
  • CA376321A - Electric welding tongs : en fr
  • AT154193B - Block calendar. : de en
  • CA376343A - Gas meter diaphragm : en fr
  • US2129138A - Speed change mechanism : en
  • US2129273A - Method of drying artificial filaments : en
  • AT154178B - United driving and safety brake for shaft hoisting machines. : de en
  • US2129188A - Filter : en
  • US2129564A - Weighing fork : en
  • US2129569A - Wire fence stretcher : en
  • CA376205A - Volume and bass tone control : en fr
  • GB491531A - Improvements in station name indicators for radio receivers : en
  • US2129017A - Reflecting unit : en
  • US2129054A - Colostomy appliance : en
  • DE664934C - Cooling arrangement for converter vessels and transformers, especially on vehicles : de en
  • DE664915C - Colloid mill : de en
  • FR831496A - Projectile fitted with a propellant rocket : en fr
  • GB491620A - Improvements relating to metal heating furnaces : en
  • AT154167B - Drive trolley frame for railway motor vehicles. : de en
  • AU538037A - Improvements in and relating to synchronising circuits for television receivers : en
  • AU104931B2 - Cover for radio battery : en
  • DE664754C - Hand tool for driving wire staples, especially for attaching plaster supports to their supports : de en
  • DK55173C - Roller body for carrying curtains or drapes. : da en
  • USD111193S - Design for a coin bank : en
  • USD111132S - Design for a spoon or other article : en
  • US2128922A - Nonrefillable bottle : en
  • GB491700A - Improvements in and relating to windshield cleaners : en
  • FR831611A - Improvements to adjustable seat constructions : en fr
  • USD111197S - Design for a dough mixing machine : en
  • FR831623A - Cooling method and device for bearings : en fr
  • GB491748A - Improvements in cathode ray tubes comprising luminescent material excited by the cathode ray : en
  • DE664935C - Process for the production of insulated electrical lines or cables : de en
  • FR831462A - Wetting agent for mercerizing bath : en fr
  • GB491709A - Improvements in or relating to friction clutches : en
  • USD111138S - Design for a : en
  • FR831626A - Police and signaling baton : en fr
  • GB492957A - Improvements in or relating to gun turrets : en
  • GB491802A - Improvements in or relating to typographical composing machines : en
  • GB491738A - Improvements relating to artificially cooled high pressure metal vapour electric discharge lamps : en
  • FR831559A - Electrical test circuit usable in automatic telephone systems : en fr
  • US2129257A - Process of making thrust rollers for fluid meters : en
  • GB491534A - Production of citric acid : en
  • GB491786A - Improvements appertaining to the suspension of electric, gas or other lamps in inaccessible positions : en
  • GB491556A - Improvements in or relating to means for attaching strakes, spuds and the like to wheels having pneumatic tyres : en
  • FR831463A - Supply compressor for internal combustion engines : en fr
  • GB491749A - Improvements in or relating to electric motor control systems : en
  • US2128983A - Aircraft power plant control : en
  • DE664939C - Auxiliary equipment for fuel pumps for motor vehicles : de en
  • GB491801A - Improvements in or relating to the manufacture of unhaired skins or hides : en
  • DE664802C - Silencer for internal combustion engines : de en
  • FR831562A - Device for the treatment of strands of hair, in particular for permanent waves : en fr
  • GB491957A - Improvements in or relating to filters or strainers : en
  • GB491608A - Improvements in or relating to the cylinder heads of air-cooled sleeve-valve internal-combustion engines : en
  • GB491797A - Improvements in or relating to combing machines : en
  • GB491731A - Improvements in or relating to cooling apparatus for viscous liquids : en
  • DE664788C - Lubricating device for crank and connecting rod bearings of internal combustion engines : de en
  • DE664855C - Electrolytically produced anode plate and process for its manufacture : de en
  • US2128919A - Treatment of fruits, particularly dates : en
  • US2129134A - Fountain pen : en
  • US2129204A - Electrical measuring instrument : en
  • DK55183C - Friction wheel drive mechanism. : da en
  • FR831644A - Plate reheating process : en fr
  • GB491646A - An improved locking nut and bolt assembly : en
  • GR7626B - FUEL MATERIAL PRODUCED FOR USE OF ALL KINDS OF WOODEN OR PLANTS. : el en
  • GB491517A - An improved mixing bowl for pastry and the like : en
  • CA376322A - Welded structural member : en fr
  • DK55179C - Trawlnet. : da en
  • US2129154A - Diffusing screen : en
  • US2129216A - Equalizing valve : en
  • FR831587A - Improvements to gas-tight solder joints : en fr
  • CA376260A - Light dividing device : en fr
  • AT154246B - Dyeing and finishing foulard. : de en
  • AU31237A - Television receiving tube with light storage : en
  • FR831509A - Improvements to pulse transmitters : en fr
  • GB491743A - Improvements in and relating to direct current dynamo electric machines : en
  • GB491798A - Manufacture of cyclopentanohydrophenanthrene ketones : en
  • US2128972A - Box feeding mechanism : en
  • US2129594A - Animal trap : en
  • CA376246A - Pulverulent material block making apparatus : en fr
  • US2129398A - Water closet : en
  • AT154216B - Circuit arrangement for telex switching systems. : de en
  • DE664566C - Process for the stepless volume control of single or multi-stage piston compressors using an unchangeable connection space : de en
  • DE664745C - Process for the production of vitamin A preparations : de en
  • DE664925C - revolver : de en
  • AT154201B - Holding device for sheets, sheets, booklets, etc. like : de en
  • FR831556A - Electronic discharge devices : en fr
  • FR831647A - Pump for injection engines : en fr
  • GB491706A - Improvements in single station rangefinders with variable base and method of compensating adjustment errors : en
  • DE664972C - Method for producing flexible footwear with an upper made of braided fabric (sandals) : de en
  • FR831596A - Reinforcement to support camouflage nets or tarpaulins : en fr
  • GB491656A - A new or improved process of making tubular members or articles and an apparatus anddie therefor : en
  • GB491726A - Towed bombs : en
  • US2129464A - Recovery of sodium chloride and sodium chlorite from aqueous solutions : en
  • US2129529A - Elastic fluid turbine turning mechanism : en
  • US2128903A - Silk reeling machine : en
  • US2129389A - Steering gear : en
  • US2128949A - Turret mounting : en
  • US2129590A - Tool : en
  • GB491551A - Manufacture of polyazo-dyestuffs : en
  • GB491804A - Improvements in or relating to impregnated paper, fabric and the like : en
  • GB491819A - An improved device for mowing thistles and the like : en
  • GB491951A - Medicaments and process for the manufacture thereof : en
  • GB491715A - Improvements relating to dynamo regulators : en
  • GB491752A - Improved machine for pulling standing flax or like plants : en
  • GB491605A - Improvements in or relating to electrical wire resistors : en
  • GB491764A - An improved process of indirectly applying photogravure prints to metal : en
  • GB491806A - Improvements in or relating to carburettors for internal combustion engines : en
  • GR7628B - PERFECTIONS IN OR IN RELATION TO THE MANUFACTURE OF ELECTRICAL CABLES OR OTHER INDIVIDUAL POWER CONDITIONS. : el en
  • AT154214B - Enlarger. : de en
  • GB491574A - Improvements in and relating to methods of making photo-electric cells : en
  • AT154162B - Deck light for bicycles. : de en
  • AT154298B - Sheet metal formwork from individual parts with a circular arc cross-section for the production of upright cast, conical concrete masts with a circular cross-section. : de en
  • AU479537A - Improvements in or relating to portable sun and/or wind shelters for beach or like use : en
  • AT154215B - Circuit arrangement for telex switching systems. : de en
  • US2129157A - Insulated electric cable : en
  • USRE20846E - Variable speed transmission : en
  • US2129473A - Heat exchange element : en
  • FR831586A - Cross bar chain link, made of two parts welded together : en fr
  • USD111204S - Design for a weather vane : en
  • AT154295B - Protective cap for inlet and outlet openings on ribbed plates. : de en
  • CA376210A - Refrigerating apparatus : en fr
  • AT154234B - Relay station for wireless two-way or two-way communication on directed ultrashort waves. : de en
  • CA376173A - Thermostatically controlled device : en fr
  • US2129465A - Fire extinguisher : en
  • GB491732A - Improvements in and relating to electric current converting systems : en
  • US2129057A - Lehr construction : en
  • US2128916A - Automotive control system : en
  • FR831601A - High voltage circuit breaker : en fr
  • FR831615A - Heated pitot tube, for air navigation devices : en fr
  • GB491926A - Improvements in or relating to pieces of handwork or playthings : en
  • AT154248B - Display device of the table saddle position on cutting machines for paper, cardboard u. like : de en
  • AU104963B2 - Improvements in or relating tothe preparation of compositions containing urea-formaldehyde condensation products : en
  • AU40838A - Improvements in and relating tothe manufacture of sulphuric acid : en
  • GB491830A - Improvements in and relating to the manufacture of asbestos cement products : en
  • AU61238A - Improvements in or relating to driving belts : en
  • CA376284A - Adsorption apparatus : en fr
  • US2129033A - Cathode ray tube : en
  • US2129413A - Power generating apparatus : en
  • US2129327A - Knitting machine needle : en
  • DE664701C - Protection device for oil-filled electrical equipment : de en
  • FR831540A - Friction bars for machines with one or more cylinders : en fr
  • GB491699A - Improvements in chucks : en
  • GB491712A - Improvements in and relating to locking mechanism for cabinets and the like : en
  • GB491792A - Improvements in or relating to compositions of matter containing film-forming polymeric esters and ethers : en
  • US2129301A - Railway braking apparatus : en
  • GB491846A - Improvements in and relating to apparatus for handling molten glass : en
  • GB491625A - Improvements in fireplace, wall and other tiles of a like kind : en
  • FR831648A - Fixation Lock, Partial Dentures, Single Crown : en fr
  • GB491626A - Trawling apparatus : en
  • DE664824C - Process for the production of heating elements for use in electrical discharge vessels : de en
  • DE664900C - Electric switch with flow extinguishing chamber : de en
  • GB491758A - Improvements in or relating to electron image dissecting apparatus : en
  • GB491698A - Improvements in or relating to rail cars : en
  • GB491750A - Improvements in toy building blocks : en
  • FR831479A - Directional antenna systems : en fr
  • GB491668A - Improvements relating to automatic weighing machines : en
  • GB491782A - Improvements in accumulators : en
  • FR831632A - Improvements to telephone links to obtain amplified communications at reception : en fr
  • DE664867C - Cooling device for bar tables u. like : de en
  • DE664804C - Structure of stationary or moving frame parts of machine tools : de en
  • GB491857A - Urea-aldehyde resins : en
  • DE664968C - Knife gate valve drive on sewing machines : de en
  • FR831454A - Method of fixing characters on levers or character bars : en fr
  • FR831505A - Forward steering device on an automobile : en fr
  • GB491591A - Improvements in or relating to the manufacture of cigarettes : en
  • USD111168S - Design for a : en
  • DE664806C - Process for making buckwheat flakes : de en
  • DK55188C - Dup to Boots for Football or similar Games. : da en
  • DE664948C - Forced pipe wall : de en
  • FR831508A - Improvements to heat exchanger tubes : en fr
  • DE664942C - Deck shoe : de en
  • CA376325A - Engine fuel control and gasifier : en fr
  • USD111158S - Design for a combination refrigera : en
  • AU409837A - Improvements in or relating tothe preparation of compositions containing urea-formaldehyde condensation products : en
  • US2129201A - Harness lifting top for looms : en
  • US2129214A - Drier : en
  • US2129279A - Scouring implement : en
  • GB491622A - Improvements in and relating to the manufacture of twisted cords and twisted threads : en
  • US2128950A - Machine tool : en
  • US2129592A - Resettable switch : en
  • FR831622A - Set of combined tightening keys, integral or independent : en fr
  • GB492087A - Improvements in apparatus for the reproduction of sound films : en
  • FR831544A - Method and apparatus for ligating wooden parts having a tendency to crack, more particularly wooden railway sleepers : en fr
  • GB491675A - Improvements in or relating to laminated disc clutches : en
  • GB491727A - Carburettor for internal combustion engines : en
  • US2129378A - Razor stropping mechanism : en
  • DE664831C - Device for dividing pound yeast blocks : de en
  • FR831457A - Ground lighting system for busy roads : en fr
  • US2129081A - Valve : en
  • US2129234A - Bacon rinder : en
  • CA376204A - Electric heater : en fr
  • DE664889C - Control device for spinning, twisting and similar machines : de en
  • GB491670A - Improvements in circular knitting machines : en
  • GB491666A - Improvements relating to internal grinding machines : en
  • CA376209A - Refrigerator shelving : en fr
  • DE664843C - Stop indicators, especially for electric trams : de en
  • AU34038A - Improvements in or relating to electrolytic condensers : en
  • CA376232A - Stable bituminous emulsion : en fr
  • CA376290A - Ventilating fan : en fr
  • US2129215A - Fluid treating apparatus : en
  • US2129583A - Method of attaching an opening member to a container : en
  • US2128939A - Starting apparatus for internal combustion engines : en
  • US2129007A - Apparatus for electrically treating material in rotary furnaces : en
  • US2129442A - Junction box mechanism : en
  • US2129155A - Visual indicator for echo sounding apparatus : en
  • CA376316A - Rotary tooth brush : en fr
  • DE664863C - Device for cleaning beer pipes : de en
  • AT154227B - Process for the production of metallic iron for use as a medicine. : de en
  • US2129104A - Hydraulic motor : en
  • US2129303A - Mechanical force transmission apparatus : en
  • CA376330A - Adjustable vehicle seat : en fr
  • DE664922C - Caterpillar : de en
  • US2129196A - Safety tool pocket : en
  • US2129402A - Sewing machine : en
  • US2129043A - Cement testing device : en
  • US2129253A - Crankshaft grinder : en
  • US2129334A - Plant food : en
  • CA376214A - Elemental sulphur purification : en fr
  • CA376258A - Cash register, adding or accounting machine : en fr
  • CA376262A - Tape controlled apparatus : en fr
  • AU362437A - Improvements in earth-leakage andother trip-switches : en
  • US2129144A - Liquid meter : en
  • AT154155B - Device for loading the storage containers of a straight-line cigarette machine. : de en
  • US2129232A - Motor vehicle : en
  • US2129469A - Weighing device : en
  • USD111167S - Design for a dress : en
  • DE664785C - Labeling device : de en
  • DE664888C - Lockstitch sewing machine : de en
  • AT154243B - X-ray auxiliary device. : de en
  • US2129028A - Automatic gain control circuit : en
  • US2129041A - Table device : en
  • CA376228A - Automatic sprinkler : en fr
  • DE664746C - Pressure reducing valve to keep the bleed pressure equal in steam turbines with unregulated intermediate steam extraction : de en
  • GB491553A - Improvements in and relating to means for destroying bracken and the like : en
  • CA376302A - Printing telegraph transmitter : en fr
  • US2128945A - Rubber composition and method of preserving rubber : en
  • DK55186C - Swivel and lockable bicycle handlebars. : da en
  • DE664692C - Machine for shaping and pinching the shoe upper over the last : de en
  • CA376293A - Organic cellulose derivative : en fr
  • AU456137A - Improvements in oil engine fuel control : en
  • US2129382A - Method of centrifugally casting pipes in chilled molds : en
  • US2129577A - Suspender shirt : en
  • CA376346A - Oil cracking and refining process : en fr
  • CA376250A - Alcohol purification : en fr
  • US2129488A - Indented paperboard article : en
  • CA376314A - Aeroplane control : en fr
  • AU104913B2 - An improved hypodermic and/or drenching device : en
  • DE664871C - Device for the simultaneous application of several labels : de en
  • US2129191A - Safetypin : en
  • US2129619A - Windshield cleaner : en
  • CA376247A - Receptacle cover : en fr
  • US2129207A - Print-out emulsion : en
  • US2128921A - Processing photographic sensitized material : en
  • US2129220A - Apparatus for applying enamel to can bodies : en
  • USD111194S - Design for a foundation garment : en
  • AT154269B - Filter device. : de en
  • USD111179S - Design for a dress : en
  • GB491917A - Improvements in or relating to machines for sorting statistical record cards : en
  • AU104952B2 - Improvements in machines for hand seaming in vacuum : en
  • CA376220A - Rubber processing : en fr
  • AU104936B2 - Paper container for oil and method andthe machines which serve forthe manufacture of such paper containers : en
  • US2129525A - Accelerators : en
  • AT154177B - Device for defogging dye works and similar textile finishing plants. : de en
  • US2129410A - Manufacture of electrical rectifiers : en
  • US2129369A - Structural unit : en
  • US2129477A - Adjustable metallic thermostat : en
  • GB491584A - Improvements in slivers : en
  • CA376266A - Printing telegraph apparatus : en fr
  • DE664973C - Pin buckle for shoes : de en
  • GB491683A - Improvements in and relating to mattresses : en
  • DE664658C - Flat weft knitting machine for the production of weft knitted fabrics : de en
  • DK55164C - Safety systems for unloading train paths, switches and signals. : da en
  • US2128951A - Side windshield : en
  • US2129484A - Temperature control device : en
  • GB491781A - Improvements in or relating to the production of anti-friction bearing members of hardened steel : en
  • US2129449A - Flowable composition comprising a polyvinyl formaldehyde acetal resin : en
  • US2129621A - Thiazyl mercaptide derivatives : en
  • US2129074A - Automatic signal transmission control circuit : en
  • US2129325A - Method for producing dilation slots in concrete road surfaces : en
  • US2129543A - Car construction : en
  • CA376174A - Thermostat : en fr
  • GB491703A - Improvements in or relating to the process of welding plates : en
  • FR831530A - Meat slicer : en fr
  • CA376333A - Insect trap : en fr
  • US2129030A - Roofing element : en
  • US2129392A - Anode support : en
  • FR831551A - Construction process for concrete buildings and formwork element used to implement the process : en fr
  • GB492031A - Method of and machine for manufacturing fine wires having a reduced diameter portion between the ends : en
  • GB491649A - Improvements in or relating to vehicle registration number plates : en
  • GB491697A - Improvements in and relating to fluid pressure motors : en
  • FR831640A - Mixer for gasifier gas engines : en fr
  • GB491756A - Improved process in the manufacture of heavy boots and shoes : en
  • GB491632A - Improvements in hammermills : en
  • GB491920A - Automatic stabilizing device for aircraft : en
  • US2128896A - Knotter : en
  • US2129078A - Automatic volume control circuit : en
  • CA376244A - Decorative glass sandwich : en fr
  • DE664818C - Wetting, cleaning, dispersing and dyeing aids : de en
  • DE664870C - Window closure with driving and locking bars moving in opposite directions : de en
  • GB491672A - An improved viewing device for stereoscopy : en
  • US2129262A - Health apparatus : en
  • FR831555A - Transmission modifier networks usable in particular in electrical signaling systems : en fr
  • FR831483A - Improvements in artillery equipment : en fr
  • US2128954A - Hot workable bronze : en
  • US2129181A - Liquid purification plant : en
  • US2129482A - Automatic control : en
  • FR831506A - Improvements to the front ends of agricultural machines, in particular mowers and similar machines : en fr
  • GB491695A - Cinematographic projection apparatus : en
  • US2129545A - Car construction : en
  • US2129269A - Conversion of hydrocarbons : en
  • US2129038A - Mattress and spring assembly therefor : en
  • US2129135A - Rubber composition and method of preserving rubber : en
  • US2129550A - Car construction : en
  • DE664492C - Drive device with roller armature magnet : de en
  • DE664912C - Fuel injector for internal combustion engines : de en
  • AT154251B - Steering hand wheel for motor vehicles and. like : de en
  • AT154156B - Decorative cover for flower pots. : de en
  • DE664493C - Electromagnet : de en
  • FR831606A - Vertical Tubular Mercury Switch : en fr
  • GB491546A - Domestic article for use as or in connection with drinking-vessels, candlesticks, shaving-mugs, ash-trays, match-stands and funnels for filling bottles : en
  • GB491761A - Improvements in and relating to pipe couplings and packing rings therefor : en
  • US2128894A - Method of making cork composition and product produced thereby : en
  • US2129409A - Inkwell : en
  • DE664695C - Device for automatic loading of lifting beam heaters with plates or similar iron pieces : de en
  • US2128925A - Treatment of soya bean oil : en
  • AT154161B - Process for connecting two components that are to be attached next to one another and movable with respect to one another, as well as connections made using this process : de en
  • CA376350A - Motor vehicle door device : en fr
  • DE664954C - Ventilation stone : de en
  • FR831549A - Improvements to so-called rickshaw vehicles : en fr
  • GB491602A - Improvements in or relating to tables : en
  • GB491512A - Improvements in or relating to governing apparatus for the control of liquid fuel injection to internal combustion engines : en
  • US2129610A - Automatic means for controlling fluid flow to internal combustion engines : en
  • AT154157B - Automatic change gear, especially for motorcycles or the like. : de en
  • AU360837A - Improvements in the construction of electrodes for cathode ray tubes and the like : en
  • FR831563A - Tap : en fr
  • US2128956A - Gyroscopic navigational instrument : en
  • US2129185A - Dispensing machine : en
  • US2129496A - Fingernail protector for switchboard operators : en
  • DE664872C - Dust-proof refuse collection container with a dustpan that can be folded around an upper edge of the container : de en
  • US2129510A - Conveyer mechanism : en
  • FR831477A - Printing or similar telegraph apparatus : en fr
  • US2128891A - Detachable calk for boots and shoes : en
  • US2129575A - Selected speed regulator : en
  • AU104973B2 - Composition for preventing sheep from becoming flyblown : en
  • US2129177A - Box erecting appliance : en
  • GB491730A - Improvements in or relating to liquid pressure remote control systems : en
  • GB491790A - Improvements relating to the indicating mechanism of measuring instruments : en
  • US2129403A - Crease retaining means for garments : en
  • AU105169B2 - Improvements relating to the manufacture of alternating electric current rectifiers : en
  • GB491580A - Improvements in or relating to lamp fittings : en
  • DE664743C - Guide device for rolling bars and rolling bands : de en
  • FR831650A - Locking control device, particularly applicable to vehicles : en fr
  • GB491831A - Improvements in battery holders for electric lamps : en
  • GR7627B - RADIATED HEATING LEVELS FROM IRONING BODIES. : el en
  • DE664753C - Corner sofa that is made up of two articulated seating furniture that can be converted into a lounge chair : de en
  • GB491728A - Improvements in or relating to circuit arrangements for separating electric signal pulses : en
  • GB491564A - Race game apparatus : en
  • GB491853A - Improvements in or relating to pivots for scissors and the like : en
  • FR831641A - Advanced musical instrument : en fr
  • GB491679A - Apparatus for use in grinding a member to be of non-cylindrical shape : en
  • US2129624A - Stud and rafter : en
  • DE664720C - Temperature regulator, especially for milk heaters : de en
  • AT154270B - Wire staple stapler. : de en
  • US2129186A - Marking tube : en
  • GB491745A - Improvements in stocks or neck cloths for personal wear : en
  • US2129500A - Tag : en
  • CA376251A - Capillary-active compound refining process : en fr
  • US2129489A - Ball amusement device : en
  • US2129200A - Upside down flare : en
  • US2129399A - Article of manufacture : en
  • AT154189B - Method and device for producing V-belt links from plate-shaped material. : de en
  • AT154252B - Device for utilizing the reserve fuel of motor vehicles. : de en
  • CA376206A - High frequency radio receiver : en fr
  • CA376269A - Fumigating apparatus : en fr
  • US2128980A - Automatic centrifugal clutch or brake : en
  • US2128924A - Pinwheel feed : en
  • CA376215A - Metallic container : en fr
  • US2129324A - Lock : en
  • CA376303A - Circulatory system condition recording apparatus : en fr
  • AU104897B2 - Improvements in or relating ot the manufacture of electric discharge devices : en
  • US2129223A - Loose leaf binder : en
  • USD111146S - Design for a dress : en
  • US2129343A - Load indicator for motor vehicles : en
  • US2129485A - Boring machine : en
  • AU105027B2 - Improvements in apparatus for grinding and polishing strips of glass : en
  • CA376217A - Activated carbon : en fr
  • US2128966A - Coated abrasive article and method of making the same : en
  • AU357837A - Process forthe production of halogenated derivatives of solid ethylene polymers : en
  • FR831595A - Process for producing pure copper oxychloride : en fr
  • GB491540A - Improvements in and connected with sideboards and like articles of furniture : en
  • US2128975A - Aralkyl ethers of the hydroxybenzoates : en
  • US2129319A - Cylinder head for internal combustion engines : en
  • GB491776A - Improvements relating to water heaters : en
  • CA376199A - Non-ferrous pipe fitting manufacture : en fr
  • DE664959C - Protective helmet, especially for miners : de en
  • DE664771C - Boring steel holder : de en
  • FR831579A - Improvements in pitch formation mechanisms for looms : en fr
  • USD111202S - Design for a battery box : en
  • CA376304A - Strip material guiding and aligning apparatus : en fr
  • FR831604A - Rope for braided work : en fr
  • DE664801C - Process for producing noiseless sound recordings : de en
  • US2129120A - Method of forming extrusion containers : en
  • GB491615A - Method of making poppet valves : en
  • US2129151A - Control apparatus : en
  • US2129341A - Process of manufacturing carbureted water gas : en
  • US2128908A - Preparation of oxygenated compounds : en
  • USD111129S - Design fob a pair of goggles or : en
  • DE664924C - Tractor wheel : de en
  • DE664890C - Ring plate valve : de en
  • FR831575A - Hernia bandage or medical belt : en fr
  • GB491636A - Improvements in carburettors for internal combustion engines : en
  • US2129277A - Apparatus for setting printing ink : en
  • FR831584A - Improvement in light packaging : en fr
  • FR831456A - Process for the production of concreted magnesia as a raw material for refractory products : en fr
  • GB491529A - Improvements in or relating to stoppers for bottles and the like and methods of making the same : en
  • GB491775A - Improvements in smokers' ash trays or receptacles : en
  • IE14833L - Crop drying apparatus : en
  • DK55174C - Method for bonding molds for concrete casting. : da en
  • FR831629A - Swivel platforms for orientation of solar water heaters according to the direction of the sun : en fr
  • CA376272A - Tire antiskid device : en fr
  • US2129052A - Hydrolyzed cellulose acetate : en
  • GB491833A - Improvements relating to slicing machines : en
  • GB492032A - Method for producing a base-exchanging material : en
  • DE664491C - Waelzankermagnet for drive devices : de en
  • CA376278A - Mercaptothiazole manufacture : en fr
  • GB491660A - Improvements in or relating to bonded abrasive articles : en
  • GB491739A - Improvements in and apparatus for carrying out polymerisations continuously : en
  • US2129487A - Adjustable means for attaching quilts, blankets, etc. to cribs : en
  • AU104941B2 - Photographic recording finish indicator for horse races : en
  • GB491778A - An improved process for the synthesis of hydrocarbons from carbon monoxide and hydrogen : en
  • GB491735A - Improvements in or relating to the drying of sludge on the surface of a filter mat : en
  • USD111198S - Design for a coat : en
  • GB491850A - Improvements relating to the depolymerisation and hydrogenation of natural, synthetic and vulcanized rubber : en
  • GB491834A - Improvements in or relating to cylinder printing presses : en
  • GR7634B - APPLIANCE INCREASING WATER PRESSURE DURING HYDRAULIC FALLS. : el en
  • US2129210A - Shutter actuator : en
  • FR831630A - Process for the treatment of proteins and resulting materials : en fr
  • US2129071A - Planographic printing plate : en
  • US2129161A - Preparation of dititanoso-titaniccarboxide : en
  • FR831598A - Process for the thermal production of metallic barium by reduction of raw materials containing barium oxide : en fr
  • GB491600A - Starting internal combustion engines : en
  • GB491682A - Method of treating paper bags in order to simplify their closing : en
  • CA376310A - Lacrymal duct expansion apparatus : en fr
  • DE664644C - Process for the production of silicon or boron carbide which can be used as an abrasive : de en
  • GB491642A - Improvements in or relating to variable electrical condensers : en
  • FR831480A - Process for the improvement of wool and products manufactured from this wool : en fr
  • USD111189S - Design for an audible signal unit or : en
  • GB491691A - Improvements in or relating to milling machines for grain : en
  • DK55161C - Economiser. : da en
  • FR831639A - Synchronous clock with vibrating motor : en fr
  • US2129381A - Threshold construction : en
  • FR831481A - Extendable electric cord : en fr
  • FR831502A - Further training in fishing rods : en fr
  • GB491729A - Improvements relating to valve gears for steam and other reversible engines : en
  • GB491780A - Improvements in or relating to tool grinding apparatus : en
  • FR831569A - Improvements to devices intended for sharpening razor blades : en fr
  • DE664923C - Steering device for caterpillar vehicles : de en
  • US2129374A - Electric cigar lighter : en
  • GB491673A - Improvements relating to manganese steel : en
  • US2129607A - Method of making rubber articles : en
  • GB491633A - Improvements in or relating to boring machines and like machine tools : en
  • GB491842A - Improved manufacture of pure cellulose from cellulose-containing materials : en
  • US2128981A - Sheet handling mechanism for web printing rotary presses : en
  • US2129039A - Device for holding firecrackers and the like : en
  • US2129441A - Building : en
  • AT154171B - Length adjustment device for cables, in particular for ski bindings. : de en
  • CA376309A - Calendar watch movement : en fr
  • DE664749C - Fireproof electric miner's light : de en
  • US2129127A - Molding machine : en
  • US2129467A - Looped film motion picture projector : en
  • US2129367A - Gelatinous or semigelatinous blasting explosives : en
  • DE664717C - Regulator for two gas bottles : de en
  • GR7631B - POWER SUPPLY. : el en
  • CA376308A - Envelope and bag manufacture : en fr
  • US2129373A - Refrigerating apparatus : en
  • US2129605A - Machine for making bookbinder elements : en
  • GB491816A - Improved means for handling rods and tubing in wells : en
  • AT154186B - Cover for albums, sketchbooks, etc. like : de en
  • AT154208B - Traffic warning and prohibition sign. : de en
  • CA376256A - Vehicle : en fr
  • CA376289A - Ball rocketing and catching device : en fr
  • CA376200A - Lantern slide projector : en fr
  • US2128898A - Conversion of hydrocarbon oils : en
  • US2129075A - Centralized radio system for short and broadcast waves : en
  • US2129333A - Battery-post connecter : en
  • US2129526A - Control system and apparatus for heating : en
  • US2129088A - Thermionic valve circuit arrangement : en
  • USD111131S - Design for a spoon or other article : en
  • US2129241A - Apparatus for continuously measuring torques : en
  • US2129424A - Arch support : en
  • CA376193A - Free cutting alloy : en fr
  • US2129099A - Detachable heel : en
  • US2129371A - Stove : en
  • US2129388A - Blasting explosive device : en
  • AU104912B2 - Oscillation generators : en
  • US2128946A - Tetraphosphoric acid esters : en
  • US2129443A - Fishing reel : en
  • AT154209B - Device for eliminating disruptive light reflections in photographic recordings by analyzers. : de en
  • US2129321A - Arch support : en
  • AT154222B - Modulation circuit with photocell. : de en
  • CA376183A - Slicing machine : en fr
  • CA376275A - Multifilament light bulb : en fr
  • US2129576A - Spark plug : en
  • US2129315A - Gun carriage : en
  • USD111152S - Design for a dress : en
  • DE664779C - Ball stud grinding machine : de en
  • FR831536A - Alcohol dehydration process : en fr
  • AU300938A - Improvements in or relating to liquid delivery devices : en
  • AT154225B - Arrangement for wireless two-way traffic. : de en
  • US2129009A - Nut locking device : en
  • US2129066A - Thermostatically controlled variable speed device : en
  • GB491825A - Improvements in or relating to packing devices for rotating shafts : en
  • AT154265B - Process for the extraction of lead from chlorinated roasted and leached lead-containing burnings. : de en
  • GB491688A - Improvements in or relating to gate-operating mechanism for lift systems : en
  • GB491725A - Supporting of a compressor or other apparatus adapted to be driven by an internal-combustion engine : en
  • GB491773A - Electron multipliers : en
  • CA376300A - Sound motion picture system : en fr
  • US2128942A - Direct casting apparatus : en
  • US2129046A - Electrical heater and resistance : en
  • US2129237A - Ball construction : en
  • AT154165B - Hydraulic stabilizer, in particular for motor vehicles. : de en
  • US2129236A - Cloth shearing machine : en
  • CA376191A - Free cutting alloy : en fr
  • US2129322A - Article-dispensing mechanism : en
  • US2129072A - Refrigerator : en
  • FR831545A - Improvements in processes for preparing copper hydrate : en fr
  • US2129553A - Tanning material : en
  • AU29638A - Improvements in clamp closures for heads of rimmed steel barrels : en
  • US2129105A - Dust bag for pneumatic cleaners : en
  • USD111143S - Design for a carbonated water : en
  • US2129110A - Heat insulating tape : en
  • US2129356A - Button snap : en
  • AT154236B - Tool carrier. : de en
  • US2129558A - Direction indicator control switch : en
  • USD111156S - Design for : en
  • DK55180C - Supplementary air regulator for internal combustion engines. : da en
  • CA376280A - Loom governor : en fr
  • US2129026A - Tuning range adjustment device : en
  • USD111133S - Design for a spoon or other article : en
  • CA376326A - Crank handle safety device : en fr
  • CA376257A - Static resisting glove : en fr
  • US2129162A - Machine for making cement blocks and the like : en
  • AU11238A - Improved process for steel manufacture : en
  • USD111145S - Design for an arm for burial casket : en
  • US2129264A - Nitrogen-containing organic compounds : en
  • GB491690A - Improvements in or relating to milling machines for grain : en
  • US2129358A - Vacuum power clutch : en
  • US2129447A - Shipping container for film magazines : en
  • US2129603A - Unit cylinder clasp brake : en
  • US2129048A - Toilet odor expeller : en
  • DE664758C - Method of sound recording : de en
  • GB491516A - Improvements in or relating to the frames or beds of engines or machines : en
  • FR831494A - Engraving and reproducing milling cutter working on three dimensions : en fr
  • CA376216A - Container seal : en fr
  • DK55167C - Positive Electrode for Galvanic Elements with Air Depolarization. : da en
  • GB491787A - Improvements relating to milk sampling equipment : en
  • AU105026B2 - Improved method and means for the needling of wads of animal and / or vegetable fibres on to hessian or the like in the manufacture of felts : en
  • GB491741A - Improvements in apparatus for chopping electrical impulses : en
  • GB491607A - Collapsible collar stud for attachment by sewing : en
  • GB491810A - Improvements in or relating to film-carriers for cinematograph projectors : en
  • DK55187C - Awning. : da en
  • USD111200S - Design for a combined rocking chair : en
  • FR831573A - Process for preparing cupric phthalocyanine : en fr
  • GB491766A - Improved apparatus for producing reactions of atom nuclei, more particularly for the production of neutrons : en
  • US2129245A - Fish lure : en
  • US2129430A - Permanent wave protector : en
  • US2129498A - Conical paper cup : en
  • US2129124A - Transmission mount : en
  • DE664751C - Lubrication device for circulating pumps with a rotary piston mounted in the pump by axial journals : de en
  • GB491676A - Improvements in or relating to machines for grinding articles to predetermined forms : en
  • GB491822A - Improvements in or relating to devices for controlling the air supply to furnaces : en
  • DE664931C - Process for the extraction of liquid, pure ammonia from gas water : de en
  • GB491795A - Improvements in the manufacture of rubber fabrics for tyres, conveyer bands and other rubber fabrics : en
  • GB491796A - Improvements in or relating to envelopes : en
  • AU104926B2 - Improvements in cufflinks : en
  • US2128912A - Folding chair : en
  • DE664869C - Door handle attachment, in which a cross wedge spreads a longitudinally split handle pin in the handle neck : de en
  • US2129622A - Flooring material and method for making same : en
  • FR831608A - Improvements in the manufacture of boxes, cylindrical bodies and the like : en fr
  • US2129345A - Combined fire alarm, police alarm, and intercommunicating system : en
  • US2129355A - Handle : en
  • US2129420A - Cotter pin : en
  • GB491718A - Improvements in or relating to record-card controlled statistical machines : en
  • FR831533A - Process for the manufacture of phosphoric acid-based fertilizers starting from superphosphates or double superphosphates : en fr
  • USD111182S - Design for a multiple lens metal : en
  • GB491566A - Improvements in the adjustable evacuation of deposits of materials in liquids : en
  • US2129606A - Adjustable cord lock : en
  • GB491681A - Improvements in or relating to vermin traps : en
  • GB491685A - Improvements in or relating to electron discharge devices : en
  • FR831548A - Method and device for perforating an unperforated positive film passing through a printer simultaneously with a perforated negative film : en fr
  • GB491598A - Improvements in or relating to operating mechanism for electric switchgear : en
  • US2128952A - Seasoning poultry : en
  • GB491918A - Improvements in and relating to vehicle and like seats : en
  • DE664795C - Magnetic shielding device, in particular for electrical measuring instruments : de en
  • CA376171A - Knitting machine : en fr
  • US2129566A - Fluid operated tool : en
  • US2129209A - Pen : en
  • DE664967C - Device for creating blind stitch and pikiki seams : de en
  • US2129444A - Machine for forming separable fasteners : en
  • US2129396A - Rack : en
  • US2129570A - Method and apparatus for making well casings : en
  • US2129187A - Automobile : en
  • US2129581A - Commercial mailing form : en
  • USD111141S - Design for a pocketknife display : en
  • US2129233A - Bell ringing device for electric toy trains : en
  • US2129495A - Control equipment storage cabinet : en
  • US2129337A - Conveyer : en
  • CA376185A - Axle drive : en fr
  • DK55175C - Single-jet fluid gauges with impellers. : da en
  • US2129584A - Recovery of hormones : en
  • US2129189A - Mirror holder : en
  • CA376212A - Refrigerating apparatus : en fr
  • GB491958A - Improved manufacture of photographic silver halide emulsions : en
  • AU104960B2 - Improvements in earth-leakage andother trip-switches : en
  • AU13338A - Method of and apparatus for attempering materials : en
  • US2128948A - Tennis set : en
  • US2129434A - Rock wool blow chamber : en
  • US2129580A - Differential bearing for trucks : en
  • AT154191B - Device for preventing film fires. : de en
  • AT154232B - Discharge tube assembled from several parts and process for their manufacture. : de en
  • AU363637A - An improved hypodermic and/or drenching device : en
  • US2129574A - Clutch controlling tractor hitch : en
  • DE664958C - Visor hats : de en
  • AU104908B2 - Improvements in or relating to vacuum tube amplifiers : en
  • DE664861C - Bottle cap : de en
  • CA376243A - Decorative surface finish : en fr
  • US2129383A - X-ray system for taking short exposure x-ray photographs : en
  • AU104920B2 - Improvements in oil engine fuel control : en
  • US2129143A - Arc detector and suppressor : en
  • US2129310A - Apparatus for the control of highway crossing signals : en
  • USD111157S - Design for a hinge : en
  • AT154173B - Propeller beam guide device. : de en
  • DE664839C - Device for swiveling a tap hole tamping machine in and out : de en
  • GB491640A - Improvements in or relating to process of regenerating pickling baths : en
  • CA376169A - Knitting machine controlling means : en fr
  • GB491760A - Improvements in electrical water heaters : en
  • USD111147S - Design for a dress : en
  • AU474237A - An improved smelting furnace and method of lining 1 thesame : en
  • CA376198A - Metal working apparatus : en fr
  • AU104915B2 - Apparatus for assembling slotted discs at spaced intervals on a strand : en
  • US2129082A - Gum massaging appliance : en
  • CA376273A - Hydrocarbon oil processing : en fr
  • DK55170C - Electric Iron with Thermo Switch. : da en
  • US2129438A - Convertible vehicle body : en
  • US2129625A - Stud and rafter : en
  • AU105162B2 - Improvements in or relating to high pressure mercury vapour discharge tubes : en
  • US2129268A - Mold for plastic materials and method of making the same : en
  • DE664729C - Process for the production of waxy products : de en
  • GB491696A - Improved intermittent film-feeding device for cinematographic apparatus : en
  • US2129406A - Milk bottle cap : en
  • USD111170S - Design for a window cleaning brush : en
  • USD111177S - Design fob a vanity case oe similar : en
  • CA376226A - Shipping container : en fr
  • AU105019B2 - Improved process for steel manufacture : en
  • AT154290B - Control device for spinning, twisting and similar machines. : de en
  • CA376344A - Aqueous and alcoholic solution of sulphur, etc. : en fr
  • DE664906C - Punching block : de en
  • GB491734A - Improvements connected with moulds for use in the manufacture of chocolates and the like : en
  • AT154176B - Mobile field kitchen. : de en
  • CA376233A - Printing telegraph system : en fr
  • CA376291A - Animal trap : en fr
  • DE664950C - Heating burners for smelting ovens, especially Siemens-Martin ovens : de en
  • CA376202A - Moving floor for vehicles : en fr
  • FR831541A - Method and machine for the production of bottles and the like of glass : en fr
  • GB491541A - Improvements in and relating to the production of titanium dioxide and products containing the same : en
  • CA376172A - Fluid pressure diaphragm : en fr
  • FR831451A - image projection screen for transparency projection, preferably for television images : en fr
  • USD111149S - Design for a handle for knives, forks : en
  • DE664680C - Device to avoid short circuits caused by arcing during switching in electrical switching devices : de en
  • GB491653A - Process for the separation of the anti-rachitically acting components of irradiated 7-dehydrocholesterol : en
  • GB491837A - Sparking plugs : en
  • GB491705A - A lathe cutting tool, particularly for screw threads : en
  • GR7630B - WAY OF SALTING TOMATO PULP. : el en
  • DE664969C - Device for securing the setting position of the stitch regulator lever with a backdrop on sewing machines : de en
  • GB491838A - Improvements in apparatus for generating foam : en
  • FR831625A - Convertible sawing and filing machine : en fr
  • GB491832A - Improvements in or relating to internal combustion engines using powdered fuel : en
  • US2129294A - 2-amino-6-piperidyl-pyridines : en
  • US2129585A - Advertising device : en
  • FR831553A - Machine for cutting and rolling strips of bacon or any other material : en fr
  • DE664652C - Process for the preparation of pyrene-3, 5-disulfonic acid and its salts : de en
  • DE664852C - Reagent tube : de en
  • GB491576A - Improvements in and relating to electric insulating materials : en
  • GB491687A - A device for exchangeable connection of a handle to an implement body : en
  • GB491611A - Improvements in or relating to television receivers : en
  • FR831590A - Improvement in sludge washing : en fr
  • US2129613A - Apparatus for controlling the fuel feed in internal combustion engines : en
  • US2128955A - Hot workable phosphor bronze : en
  • US2129546A - Car construction : en
  • USD111176S - Design for a textile fabric or : en
  • GB491744A - Improvements in or relating to crossings of overhead trolley conductors for electrictraction : en
  • US2129091A - Flue cleaner : en
  • US2129513A - Flexible mirror novelty : en
  • USD111162S - Design for a dress : en
  • DE664757C - Moldings made from silver-palladium alloys : de en
  • FR831500A - Crusher body : en fr
  • DE664790C - Device for shutting down a sheet conveyor device on rotary transfer printing machines : de en
  • FR831602A - Device for the electrostatic ignition of discharge devices essentially in the form of a luminous arc and having a liquid cathode : en fr
  • GB491812A - Sound recording and reproducing apparatus : en
  • DE664927C - Molds, in particular dovings for briquette extrusion : de en
  • DE664862C - Device for unloading a conveyor belonging, for example, to a bottle washing machine : de en
  • GB491772A - Improvements in or relating to the measurement of electric power, particularly high-frequency electric power : en
  • US2129122A - Display stand : en
  • USD111142S - Design fob a buffet ob similab : en
  • AT154280B - Capacitor. : de en
  • US2129086A - Nut retainer for split shank connecters : en
  • US2129336A - Caisson : en
  • AT154260B - Stroller. : de en
  • GB491723A - Improvements in or relating to fastening devices for motor car bonnets and the like : en
  • FR831476A - Improvements to cinematographic screens : en fr
  • US2129012A - Automatic sprinkler : en
  • US2129364A - Authentification device and method of making same : en
  • US2129243A - Bifocal lens : en
  • USRE20848E - Refrigeration : en
  • DE664881C - Method and device for creping paper or the like. : de en
  • GB491533A - Arrangements for protecting the cabinets of wireless receiving sets during transit : en
  • US2129283A - Mounting apparatus : en
  • DE664813C - Allocation device for bulk goods : de en
  • US2129468A - Fan and blower : en
  • CA376297A - Adhesive for foils, etc. : en fr
  • AU386237A - Apparatus for automatically controlling the flow of explosive mixture to internal combustion engines : en
  • GB491651A - Improvements in and relating to ventilating devices : en
  • US2129130A - Collimating apparatus for aligning prism-type binoculars : en
  • US2129308A - Laminated panel : en
  • US2129018A - Pocket wallet protector : en
  • AU55838A - Cover for radio battery : en
  • CA376177A - Radio phonograph system : en fr
  • CA376230A - Fluid tight joint : en fr
  • US2129221A - Overhead door : en
  • CA376282A - Railway car door support : en fr
  • US2128978A - Baby crib : en
  • CA376288A - Garment hanger : en fr
  • US2129195A - Color filter : en
  • AU358537A - Improvements in or relating to vacuum tube amplifiers : en
  • AT154152B - Device for the production of cigarettes provided with or with filter plugs. : de en
  • US2128962A - Coated objects : en
  • US2129342A - Transmission synchronizer : en
  • US2129395A - Reading device for well survey records : en
  • GB491507A - Improvements in or relating to the lubrication of sewing machines : en
  • AT154268B - Driving device for friction wheel lighters. : de en
  • US2128938A - Lock washer : en
  • US2129002A - Electric tooth brush : en
  • US2129246A - Hair waving pad and method : en
  • US2129554A - Tanning material : en
  • AT154163B - Game facility. : de en
  • DE664911C - Colorimeter : de en
  • US2129092A - Garter : en
  • US2128988A - Game board : en
  • USD111188S - Design for an audible signal unit or : en
  • AT154221B - Device for generating electrical currents for medical purposes. : de en
  • DE664850C - Wood belt sanding machine for sanding flat and curved workpieces : de en
  • FR831567A - Process for the projection of animated views : en fr
  • CA376268A - Fruit preservation : en fr
  • DE664904C - Process for the preparation of dyes of the acridone series : de en
  • US2129288A - Roof : en
  • AT154210B - Spool, especially for winding up films. : de en
  • AU422437A - Improvements in harrow cultivators : en
  • US2129149A - License plate holder : en
  • US2129238A - Inflated ball and method of its manufacture : en
  • US2129285A - Manufacture of k-strophanthine-beta : en
  • CA376238A - Motor fuel : en fr
  • AT154187B - Lighting device for recording and playing back video films. : de en
  • CA376292A - Toilet article : en fr
  • GB491828A - Improvements in or relating to plugs for stopping tubes : en
  • DE664560C - Lip erecting machine : de en
  • GB491644A - Mixing and kneading machine, particularly for plastic explosives or the like : en
  • AT154277B - Device for generating tones in electric musical instruments with the aid of rotating tone wheels. : de en
  • US2129541A - Adjustable screen : en
  • US2129111A - Combined stoker and firedoor : en
  • US2129174A - Oil cracking tube lining : en
  • AT154244B - Device for visual voltage display. : de en
  • AT154300B - Feeding device for circular knitting machines. : de en
  • GB491962A - Improvements relating to the treatment of mineral oils : en
  • GB491511A - Improvements in and connected with the drying of printed matter : en
  • DE664944C - Clamp to close the ends of tape tires : de en
  • AT154195B - Device for determining the trajectory elements of aircraft. : de en
  • AT154249B - Device for converting a road vehicle into a rail vehicle and vice versa. : de en
  • CA376229A - Frangible link : en fr
  • US2129539A - Guide and stop for refrigerators : en
  • CA376335A - Steam engine valve converting insert : en fr
  • AU105001B2 - Improvements in manufacture of delustred filaments and films : en
  • AU297737A - Interlocking systems for railroads : en
  • US2129089A - Electrolytic condenser : en
  • USD111205S - Design for a weather vane : en
  • US2129126A - Adhesive composition : en
  • US2129244A - Mineral concentrator : en
  • US2129476A - Lathe dog : en
  • GB491707A - Improvements in reflecting systems having two plane reflecting surfaces : en
  • GB491927A - Process for the production of aliphatic carboxylic acids : en
  • AT154259B - Siphon flushing device with fixed siphon. : de en
  • AT154279B - Device for converting an ordinary motor vehicle with two driven, possibly double rear wheels into a motor vehicle with four or more driven rear wheels. : de en
  • AU104954B2 - Improvements relating tothe framework of chairs, tables, bedsteads and like articles of furniture : en
  • US2128889A - Road grading machine : en
  • US2128895A - Unit connecter : en
  • CA376249A - Flooding process for recovering oil : en fr
  • FR831510A - Improvements to punching devices : en fr
  • FR831539A - Composite wall paper : en fr
  • GB491614A - Improvements in or relating to electric communication cables and to the manufacture thereof : en
  • GB491629A - Grinding of railway wheels : en
  • GB491648A - Improvements relating to diesel fuels : en
  • GB491720A - Improvements in or relating to feed mechanism for sewing machines : en
  • DK55177C - Air circulation device for incubators. : da en
  • AU104929B2 - Improvements in or relating to electrolytic condensers : en
  • DE664926C - Pistol magazine made from flat sheet metal : de en
  • AU105152B2 - An improved smelting furnace and method of lining 1 thesame : en
  • GB491630A - Improvements in and relating to pipe couplings : en
  • GB491827A - Process for refining lead which contains bismuth : en
  • CA376349A - Folding hood : en fr
  • US2129460A - Limestone slab and method of coloring same : en
  • US2129456A - Composite cellulose derivative sheeting : en
  • AT154283B - Sound film and method of making and reproducing it. : de en
  • AT154211B - Process for the production of fibers from glass and other materials. : de en
  • US2129440A - Screw : en
  • USD111174S - Design for a knife sharpener : en
  • USRE20851E - Building construction : en
  • CA376342A - Engine muffler : en fr
  • AT154202B - Equipment for photographic enlargement, reduction and reproduction, projection, showing of films, developing of recordings and copies, drying of copies and for lighting. : de en
  • AT154204B - Receiving arrangement for remote control systems working according to the combination method via synchronous motor-driven contact selectors. : de en
  • CA376254A - Lacquer solvent and thinner : en fr
  • CA376354A - Station announcer : en fr
  • GB491579A - Method of hardening objects made of artificial horn (casein) and objects made by this method : en
  • GB491661A - Manufacture of aluminium salts of carboxylic acids : en
  • GB491757A - Improvements in or relating to electric spot or seam welding apparatus employing controllable discharge vessels : en
  • AT154286B - Additional lighting for all types of vehicles. : de en
  • DE664908C - Process for the production of easily swallowable medicaments : de en
  • FR831467A - Improvements to machines for gluing reinforcement rods to the seams of raincoats : en fr
  • GB491599A - Improvements in or relating to wardrobes, cupboards, lockers, drawers and like containers : en
  • CA376298A - Condensation product : en fr
  • US2129050A - Multiple pouring device : en
  • AT154292B - Pillars for masonry and similar purposes. : de en
  • CA376287A - Silver plating process : en fr
  • AU319437A - Composition for preventing sheep from becoming flyblown : en
  • USD111153S - Design for a reservoir desk stand or : en
  • US2129387A - Shockproof x-ray unit : en
  • AU104972B2 - Improvements in or relating to central cooling systems : en
  • AU358637A - An improved egg tester : en
  • AU104991B2 - Improvements in clamp closures for heads of rimmed steel barrels : en
  • US2129457A - Drawing board : en
  • US2129565A - Deicing attachment for airplane propellers : en
  • AT154180B - Flyweight drive for detonators. : de en
  • AT154250B - Device for converting a road vehicle into a rail vehicle and vice versa. : de en
  • DE664845C - Fluid switch : de en
  • GB491509A - Improvements in or relating to electrodynamic receivers of small size : en
  • AT154291B - Process for the production of soft, tough and absorbent paper. : de en
  • AT154278B - Hydraulic braking device, in particular for motor vehicles. : de en
  • US2129414A - Process for treating yarns, fibers, and filaments : en
  • AT154271B - Modulation circuit. : de en
  • US2129353A - Seat pad and cushion : en
  • AT154170B - Transport bike. : de en
  • AT154284B - Method and device for the production of colored asbestos cement panels. : de en
  • AT154288B - Two-axis guide frame for rail vehicles. : de en
  • AT154296B - Junction point connection for timber frameworks. : de en
  • AU23937A - Television method : en
  • DE664916C - Frosted glass roller for devices for developing photosensitive papers : de en
  • AU365037A - Apparatus for assembling slotted discs at spaced intervals on a strand : en
  • CA376195A - Free cutting alloy : en fr
  • US2128911A - Decorative hanging : en
  • AU104940B2 - Apparatus for automatically controlling the flow of explosive mixture to internal combustion engines : en
  • US2128909A - Preparation of oxygenated compounds : en
  • US2129184A - Cabinet for loudspeakers : en
  • GB491601A - Improvements relating to chairs : en
  • GB491737A - Improvements in non-refillable bottle stoppers : en
  • US2129611A - Phonograph : en
  • AT154169B - Vehicle saddles, in particular pillion seats, for motorcycles. : de en
  • GB491791A - Launder method for separating and sorting materials : en
  • US2128913A - Coal handling : en
  • US2129418A - Milling tool : en
  • USD111163S - Design fob a dress ensemble : en
  • CA376176A - Radio apparatus remote control : en fr
  • AU34238A - Improvements relating to the manufacture of alternating electric current rectifiers : en
  • FR831470A - Ferraris meter for single or polyphase alternating current : en fr
  • GB491779A - Improved pile fabrics and methods of making the same : en
  • CA376223A - Heat balancer : en fr
  • CA376281A - Railway car door : en fr
  • US2129098A - Steam jet refrigeration apparatus : en
  • US2129265A - Adding machine : en
  • AU64238A - Improved method and means for the needling of wads of animal and / or vegetable fibres on to hessian or the like in the manufacture of felts : en
  • US2129472A - Ignition system : en
  • GB491597A - Mechanical turf piercing or aerating apparatus : en
  • GB491736A - Improvements in and relating to the generation of oscillations of saw-tooth wave form : en
  • GB491785A - Improvements relating to the manufacture of alternating electric current rectifiers : en
  • US2129338A - Screen door spring : en
  • US2129227A - Sound reproducing apparatus : en
  • US2129618A - Web supply mechanism for printing machines : en
  • FR831468A - Device for immobilizing the coils on the pins : en fr
  • GB491671A - Improvements in or relating to cans, canisters and like containers closured by a disc of cardboard or the like : en
  • FR831561A - X-ray tubes and the like : en fr
  • DE664554C - Printing device for cash registers or accounting machines : de en
  • DE664835C - Device for the electrical pre-separation of suspended particles from aerosols : de en
  • GB491647A - Improvements in and relating to liquid cooling systems for the cylinders of internalcombustion engines : en
  • US2129182A - Train dispatching system for railroads : en
  • US2129258A - Circuit controller for toy railroads : en
  • GB491530A - Improvements in and relating to non planographic printing plates : en
  • GB491674A - Improvements in or relating to cliveys : en
  • GB491733A - Improvements relating to slide members, such as the slide members of vehicle or other seats : en
  • CA376356A - Sprinkler head : en fr
  • DE664903C - Contact wire arrangement for balancing the real components of impedance in measuring bridge circuits : de en
  • US2129202A - Air conditioning system : en
  • US2129284A - Roller feeding device : en
  • US2129024A - Valve mechanism for internal combustion engines : en
  • US2129340A - Truck : en
  • AT154182B - Electric heating element. : de en
  • GB491740A - Curtain threader clip : en
  • US2129385A - Knitting : en
  • USD111139S - Design fob a cover plate for ther : en
  • DK55176C - Procedure and Apparatus for Light Measurement with Photocells. : da en
  • US2129064A - Shaving implement : en
  • US2129150A - Brush holder : en
  • DE664991C - Folding photographic camera with lens shutter : de en
  • FR831624A - Manufacturing process of bands and other plastered parts and resulting products : en fr
  • US2128971A - Process for producing beta olefins : en
  • US2129281A - Lubricating oils : en
  • US2129183A - Centralized traffic control system : en
  • GB491513A - Toothed gearing : en
  • GB491704A - Improvements in feeding apparatus for flexible tubular belt conveyors : en
  • FR831578A - Attachment trolley for bicycle, motorcycle, etc. saddles. : en fr
  • FR831471A - Method and device for charging oblong explosion chambers, in particular of internal combustion turbines, with gaseous fuels or gases carrying fuels : en fr
  • GB491545A - Cylinders of internal combustion engines : en
  • US2129306A - Denture brush : en
  • US2129595A - Electric sign : en
  • US2129029A - Automatic noise suppression circuits : en
  • US2129087A - Lock key cutting machine : en
  • AT154276B - Absorption chiller. : de en
  • US2129058A - Transformer for a metal locator : en
  • GB491593A - Improvements in or relating to lifts : en
  • USD111178S - Design fob an embossed leather : en
  • US2129145A - Self cleaning spray nozzle : en
  • GB491542A - Improvements in and relating to wrapped threads and the manufacture thereof : en
  • AU104993B2 - Dispensing devices : en
  • GB491520A - Improvements relating to electric storage batteries : en
  • US2129173A - Car coupler centering device : en
  • FR831458A - Method of preparing fluorescent materials : en fr
  • GB491536A - Improvements in supports for the elastic in ball games with attached ball : en
  • US2129069A - Pump packing means : en
  • GB491572A - Improvements in the production of high speed tool steels : en
  • GB491755A - Automatic impulse emitter for telephonic apparatus : en
  • GB491515A - Improvements in or relating to enzymatic preparations : en
  • DE664977C - Device for dip painting of objects : de en
  • US2129339A - Oven door : en
  • DE664782C - Process for the production of a rust protection layer containing phosphoric acid or phosphates : de en
  • DE664943C - Process for the manufacture of refractory products : de en
  • US2129119A - Extrusion container : en
  • US2129153A - Resinlike condensation-products : en
  • US2129230A - Double sheet ejector : en
  • US2129448A - Cutting die : en
  • US2129547A - Car construction : en
  • GB491654A - Improvements in the manufacture of abrasive articles : en
  • GB491568A - Improvements in the manufacture and production of acetylene : en
  • US2129073A - Liquid pump : en
  • USD111184S - Design for a domestic water heater : en
  • AU331537A - Improvements in manufacture of delustred filaments and films : en
  • AU360337A - Improvements in belted trousers, skirts, and like apparel : en
  • US2128985A - Treatment of heavy oil : en
  • FR831628A - Device for keeping the level constant in sparkling water production equipment : en fr
  • US2129060A - Picture film color controlling apparatus : en
  • US2129080A - Net canopy for baby carriages : en
  • US2129479A - Means for making seamless metallic containers by electrodeposition : en
  • US2129370A - Coated fibrous sheet and web material and process for making same : en
  • US2129608A - Automatic deceleration control device : en
  • DE664571C - Device for simultaneous photographic identification of the films when recording images and sound on separate carriers : de en
  • DE664885C - Tiled stove that can be shipped to the workshop : de en
  • FR831554A - Process for the production of insoluble reaction products containing nitrogen and sulfur : en fr
  • GB491587A - Improvements in and relating to a device for tracing the trajectories of electrically charged particles in electric or magnetic fields : en
  • US2129503A - Traffic guide : en
  • US2129167A - Laminated panel : en
  • US2129617A - Indicating hydrometer : en
  • FR831452A - Externally controlled relaxer : en fr
  • FR831521A - Improvements to cut tobacco feeders : en fr
  • GB491613A - Photometric instrument for measuring light values : en
  • GB491623A - An improved method of, and apparatus for, separating solids and liquids in sewage and polluted water : en
  • GB491692A - Improved method of making non-metallic sliding clasp fasteners : en
  • AU104928B2 - Improvements in or relating to magneto generators : en
  • CA376192A - Free cutting alloy : en fr
  • GB491586A - Improvements in and relating to the production of light sensitive printing papers : en
  • GB491603A - Improvements in oscillatory circuits comprising negative resistance : en