• CA413970A - Circuit interrupter : en fr
  • CA414002A - Metallic composition : en fr
  • AU117260B2 - An improved pump : en
  • US2324802A - Soldering device : en
  • DE737774C - Motor vehicle : de en
  • US2324710A - Wall panel for furnace jackets or the like : en
  • US2324786A - Ingot mold : en
  • CA413934A - Combined extension table and chair : en fr
  • US2324873A - Feeding mechanism for sewing machines : en
  • DK61154C - Electric Measuring Apparatus, e.g. Galvanometer. : da en
  • GB554906A - Improvements in or relating to measuring, indicating or recording instruments : en
  • GB554914A - Application of frequency dividers to the reception of signal modulated electric carrier waves : en
  • US2324623A - Switching device : en
  • US2324608A - Clamping fixture for machine tools : en
  • US2324747A - Drum rack : en
  • DE737282C - Device for evaluating film image strips : de en
  • DE737726C - Electric train sign system for vehicle trains : de en
  • US2324633A - Locking device : en
  • US2325020A - Expansion bit : en
  • GB554836A - Improvements in and relating to frequency variation response network : en
  • FR883849A - Process for plasticizing synthetic resins and resulting product : en fr
  • US2324660A - Safety control for riveting machines and the like : en
  • AU117253B2 - An improved composite wallboard : en
  • DE737664C - Production of plasticized polymeric methacrylic acid amide : de en
  • US2324951A - Foam stabilizing composition : en
  • US2325009A - Governor : en
  • AU596642A - Improvements in quenched electric oscillation generators : en
  • US2324907A - Thermal switch : en
  • CA413968A - Brake control means : en fr
  • DE737556C - Chromium-molybdenum-iron alloy for corrosion-resistant objects, the production of which requires a high level of deep-drawing ability : de en
  • US2324550A - Lithographic printing ink and the method of making the same : en
  • US2324664A - Spindle bearing : en
  • US2324588A - Rotative winged aircraft : en
  • GB554842A - Improvements in or relating to controlling means for internal combustion engines : en
  • US2324930A - Stacking and boxing apparatus : en
  • USD136009S - Design for a curler comb : en
  • DE737626C - Process for the preparation of trisazo dyes : de en
  • DE737743C - Wood preservation : de en
  • US2324946A - Retarded self-closing faucet : en
  • DE737783C - Fluid transmission adjustable by throttling : de en
  • US2324719A - Bar spacer : en
  • DE737658C - Upholstery suspension for seating and reclining furniture made of spring arches arranged next to each other : de en
  • DE737709C - Book cover machine : de en
  • GR10127B - METHOD OF CONSTRUCTION OF A WATER (CAP). : el en
  • DE692087C - Stamp fold : de en
  • CA413978A - Coffee maker : en fr
  • DE737733C - Gear change transmission, especially for motor vehicles : de en
  • CA413982A - Pulp classifier : en fr
  • US2324886A - Well tool : en
  • DK61155C - Rubber lining for Milk Cups. : da en
  • FR883815A - Devices for the seamless connection of heating elements of radiators or others of pressed steel : en fr
  • US2324760A - Pipe former and layer : en
  • US2324568A - Paint mask structure : en
  • US2324884A - Brick press liner : en
  • FR883821A - Constructive provisions of a gasifier allowing the full recovery of all the distillation products of wood and other fuels : en fr
  • FR883852A - Sprayer improvements : en fr
  • US2324718A - Compass compensating means : en
  • US2325012A - End working tool mechanism : en
  • US2325002A - Band cutter : en
  • AU121794B2 - Method of manufacturing piezoelectric vibrators : en
  • CA414021A - Radio signal receiving system : en fr
  • US2324757A - Carton, carton blank, and method of making the same : en
  • US2324970A - Exercising device : en
  • DE737551C - Hot air drying machine for fabrics : de en
  • US2324932A - Fuel control valve : en
  • GB554854A - Improvements relating to the heat treatment of the insulating coverings of electric wires and cables : en
  • DE737657C - Movable resistance spot welding device with an electrode arranged on one side : de en
  • GB554853A - Improvements relating to lathes : en
  • DE737617C - Process for the production of protective substances, in particular composite materials, against warfare agents that attack the skin, such as ª ‰, ª ‰ '- dichlorodiaethyl sulfide : de en
  • US2324901A - Spring feeding apparatus : en
  • US2324958A - Grinding machine steady rest : en
  • US2324606A - Flowmeter : en
  • FR883813A - Painting : en fr
  • US2324811A - Tray : en
  • DE737584C - Process for the production of water-insoluble monoazo dyes on vegetable fibers : de en
  • FR883889A - Process for manufacturing a chipboard and resulting product : en fr
  • CA413955A - Hoisting control system : en fr
  • CA413963A - Circuit breaker : en fr
  • US2324730A - Delay action mechanism for snap switches : en
  • DE737790C - Process for making steatite bodies : de en
  • US2324518A - Process of carrying out reactions with carbonaceous materials : en
  • US2324571A - Valve operating mechanism : en
  • US2324558A - Sewing machine : en
  • US2324852A - Tool : en
  • US2324990A - Mold and method of making same : en
  • US2324937A - Adjustable grinding wheel dresser : en
  • US2324504A - Television transmitting system : en
  • US2324904A - Remote control device : en
  • CA414012A - Corset : en fr
  • DE737682C - Sealing compound for oil-carrying pipelines and apparatus : de en
  • US2324855A - Coil handling system and method : en
  • CA413911A - Filament and foil manufacture : en fr
  • CA413986A - Metallic container hollow projection re-enforcing method : en fr
  • US2324709A - Pressure resisting waterproof buoyant container : en
  • CA413927A - Piston ring tool : en fr
  • DE737757C - Chassis for trucks consisting of longitudinal and transverse beams : de en
  • FR883807A - Housewives shopping bag seat : en fr
  • DE737695C - Ignition and operating device for alternating current fed electrical gas or vapor discharge tubes : de en
  • USD136013S - Design fob a toy glider : en
  • DE737640C - Process for splitting hydrocarbon oils or for pressure hydrogenation of coal, tars and mineral oils : de en
  • DE737747C - Automatic switch for two-stage gear transmission for motorcycles : de en
  • US2324545A - Pipe plug : en
  • US2324604A - Method and means for determining altitude : en
  • US2324834A - Method of making printed signatures : en
  • DE737796C - Process for the preparation of new p-aminobenzenesulfonamide compounds : de en
  • CA413908A - Bottle vending machine : en fr
  • GB554818A - Improvements in and relating to the construction of flooring : en
  • US2324485A - Diaphragm inserter : en
  • US2324553A - Heating of fluids : en
  • US2324650A - Controlling device for pumps : en
  • DK61158C - Procedure for Separating Seed White from Seed Peel by Seeds such as Chestnuts, Acorns or Beech. : da en
  • DE737751C - Airspace insulated high frequency cable : de en
  • GB554796A - Improvements in motor fuels : en
  • GB554910A - Improvements in or relating to circular independent latch needle knitting machines : en
  • US2324637A - Liquid screening apparatus : en
  • US2324850A - Manufacture of starch : en
  • US2324557A - Gaseous electrical discharge device : en
  • CA414028A - Extraction process : en fr
  • DE737653C - Circuit arrangement for the power supply of track circuits that are operated with alternating current : de en
  • US2324969A - Paper roll dispenser : en
  • US2324723A - Candle and candle section : en
  • FR883819A - New permanent quick release clamping device for bicycle, tandem or similar brakes : en fr
  • US2324469A - Antiglare device : en
  • US2324573A - Method and means for printing floor coverings : en
  • FR883829A - Improvements to multi-pole overcurrent relays or others combined with a switch or automatic circuit breaker : en fr
  • FR883834A - Telegraph device powered by industrial current with device for eliminating interference induced on the line and for duplex transmissions without artificial line : en fr
  • US2324944A - Electric flash welding machine : en
  • GR10129B - FOAM DRINKS. : el en
  • US2324752A - Picker : en
  • US2324591A - Shoe : en
  • US2324614A - Signal : en
  • US2324959A - Flash bulb : en
  • AU656042A - Improvements in tool grinding machines : en
  • US2324967A - Vehicle jack construction : en
  • DE713347C - Process for the purification of ores with clayey or loamy binders which can be suspended in water by a water softening process : de en
  • US2324529A - Manufacture of paper and board : en
  • FR883816A - Tire bandages for vehicles : en fr
  • FR883820A - Manufacturing process for artificial tanning materials, and resulting products : en fr
  • US2324480A - Brushmaking machine : en
  • US2324845A - Beater roll : en
  • US2324532A - Luminescent marker : en
  • US2324764A - Filter construction and method of filtering : en
  • US2324933A - Centrifugal separator : en
  • AU117239B2 - Means for damping swivelling oscillations in caster wheels : en
  • DE737661C - Process for increasing the mechanical properties of raw plastics made from vinyl polymers using solvents : de en
  • USD136030S - Design foe a fingernail protector : en
  • GB554768A - Improvements relating to the exhaust conduits of internal combustion engines for aircraft : en
  • GB554820A - Improvements in or relating to boring heads : en
  • DE737694C - Surge arrester with response counter : de en
  • DE737761C - Clamping column for rock drilling machines : de en
  • DK61151C - Impulse transmitter with a swinging organ for electric fences. : da en
  • US2324685A - Resilient stretcher-supporting device for vehicles : en
  • US2324961A - Resistor : en
  • FR883868A - Machine for cutting rusks and the like : en fr
  • GB554840A - Improvements in or relating to furnaces for the treatment of iron ore : en
  • US2324512A - Upper-trimming means : en
  • US2324957A - Calculating device : en
  • FR883856A - Improvements with metallic arsenates used in agriculture : en fr
  • DK61153C - Container for Storing Potatoes, Vegetables and Other Agricultural Products or Ajle. : da en
  • DE737678C - Manufacture of objects which are exposed to high gas pressures and which are highly resistant to stresses occurring when the pressure changes : de en
  • DE737692C - Locking device for conveyor wagons : de en
  • FR883878A - Acetylene generator with carbide immersion, more particularly for supplying internal combustion engines : en fr
  • FR883839A - Preparation of polymerized, hydrogenated resin and polymerized, hydrogenated resin esters : en fr
  • US2324866A - Hydraulic lifting arrangement : en
  • GB554759A - Improvements in and relating to extractor ventilators : en
  • DE737672C - Fountain pen with a device for regulating the pen length : de en
  • GB554839A - Improvements in air or gas blast electric switches : en
  • DE737772C - Device for warming synthetic resin molding compound : de en
  • US2324857A - Cutting die : en
  • GB554915A - Improvements in dynamo electric machines : en
  • US2324916A - Reinforced structural element : en
  • USRE22351E - Airplane package transfer : en
  • US2324748A - Drill : en
  • USD136027S - Bracket supported light fixture : en
  • US2324492A - Process for breaking petroleum emulsions : en
  • US2324806A - Safety attachment for hand fed machines : en
  • DE737652C - Circuit for signal boxes, in particular marshalling and exit signal boxes : de en
  • CA413990A - Sterilizer : en fr
  • CA414036A - Selenium rectifier : en fr
  • FR883806A - Process for manufacturing stockings, in particular fine ladies' stockings, and products obtained by this process : en fr
  • GB554913A - Improvements in or relating to the cords of pyjama trousers : en
  • US2324616A - Spark plug : en
  • US2324828A - Storage battery cable connector : en
  • USD136038S - Design fob a ring or the like : en
  • DE737659C - Carbon black as a filler in the vulcanization of synthetic rubber : de en
  • DE737666C - Coupling arrangement for tractor : de en
  • DE737720C - Process for the production of large-area fusions between glass and metal : de en
  • DE737603C - Storage-stable agent to improve the baking properties of flour : de en
  • DE737704C - Device for remote transmission of the numerical value indicating a quantity in any units : de en
  • FR883803A - Means of using esparto and other similar materials as textiles; and machine making this use : en fr
  • US2324494A - Process for breaking petroleum emulsions : en
  • CA413969A - Transformer signalling system : en fr
  • US2324525A - Method of and apparatus fob heat : en
  • DE737618C - Process to increase the colorability of fiber materials made of glass for organic dyes : de en
  • DE737775C - Chassis for motor vehicles : de en
  • FR883880A - Device for fully automatic two-stage charging of storage batteries : en fr
  • FR883823A - Ignition device for central heating boilers : en fr
  • FR883900A - Improvements to devices for applying eyelash cosmetics : en fr
  • DE737655C - Optical display device for electrical voltages, in particular for displaying the tuning status of radios or the like. : de en
  • US2324490A - Process for breaking petroleum emulsions : en
  • US2324682A - Side wall coring tool : en
  • US2324751A - Sheet trimming and handling device : en
  • US2324837A - Electric heater : en
  • US2324872A - Advertising sign : en
  • AU597242A - Rubber hydrochloride film : en
  • US2324537A - Self-labeling visible index : en
  • US2324784A - Condensation product and method of preparing and using same : en
  • AU426740A - Deep-hardening boron steels : en
  • CA413933A - Water craft : en fr
  • CA413938A - Hose housing : en fr
  • GB554765A - Improvements in or relating to chassis frames for mechanically propelled tipping trucks : en
  • US2324712A - Dialkyl esters of n-substituted aspartic acid and method of preparing the same : en
  • GB554786A - Electrical signal transmission system : en
  • GB554766A - A combined garment hanger and trousers press : en
  • FR883848A - Improvements made in the establishment of pipes for smokers : en fr
  • DK61150C - Art ball body with cast-on luminaire. : da en
  • US2324815A - Stabilized feedback system : en
  • CA414029A - Catalyst production : en fr
  • US2324572A - Means and method for securing ends to tubes : en
  • US2324998A - Indicating depth gauge : en
  • US2324740A - Stabilized liquid coating composition : en
  • GB554795A - Improvements in continuous-sheet feeding mechanism for typewriting machines : en
  • US2324534A - Television transmitter : en
  • DE737688C - Device for regulating the travel speed of excavators : de en
  • AU117246B2 - Rubber hydrochloride film : en
  • US2324570A - Portable back for benches : en
  • CA413904A - Fuel feeding apparatus for furnaces : en fr
  • DE737799C - Time switch : de en
  • CA414027A - Extraction process : en fr
  • US2324927A - Refining of mineral oils : en
  • US2325013A - Mechanical movement : en
  • GB554782A - Improvements in or relating to thermostatically and manually controlled valves for gaseous or liquid fuels : en
  • GB554797A - Improvements in and relating to brushing apparatus for metallic strips : en
  • GB554900A - Apparatus for teaching the morse code : en
  • US2324575A - Paste tube holder and closure : en
  • US2324515A - Governor : en
  • US2324705A - Combustion chamber : en
  • CA413930A - Internal combustion engine : en fr
  • FR883836A - Improvements to folding bicycles for ease of transport : en fr
  • CA413898A - Combined dust collector and drill hole cleaner : en fr
  • US2324577A - Method and composition for corrosion prevention : en
  • US2324826A - Triazine derivatives : en
  • CA413961A - Refrigerating apparatus : en fr
  • FR883822A - Device for rapid space heating : en fr
  • CA413897A - Combined safety light and illuminating lamp : en fr
  • US2324803A - Work holder : en
  • CA414032A - Fish cutting and preparing method : en fr
  • DE737569C - Process for the production of gloss patterns on matted fabrics : de en
  • DE737815C - Device to facilitate the pushing back of a trailer by the tractor : de en
  • DE737609C - Process for the production of dye sulfonic acids : de en
  • DE737745C - Theft protection for bicycles : de en
  • GB554821A - Improvements in and relating to vehicle body construction : en
  • GB554892A - Improvements relating to the manufacture of alternating current rectifiers of the selenium type : en
  • DE737713C - Process for making electrical contacts : de en
  • DE737805C - Electrically operated conveyor belt : de en
  • DE737767C - Device for parallel operation of contact converters, which consist of mechanical switching contacts and therefore valves or switching throttles in series, with converters of the same or different types : de en
  • DE737660C - Process for the preservation of aqueous solutions of polyvinyl alcohols or their water-soluble derivatives : de en
  • DE737679C - Malleable cast iron for workpieces and machine parts that require high permanent impact resistance : de en
  • FR883894A - Improvements to protective clothing against the action of light radiation : en fr
  • DK61152C - Procedure in the Manufacture of Copper Oxide Rectifiers. : da en
  • CA413947A - Scored wallboard : en fr
  • US2324865A - Tube caliper : en
  • CA413984A - Electron discharge device : en fr
  • US2324542A - Dual transmission control : en
  • US2324493A - Process for breaking petroleum emulsions : en
  • US2324509A - Machine for use in the manufacture of shoes : en
  • FR883804A - Ignition device for combustion engines with switch and ignition time regulator : en fr
  • US2324625A - Transfer bearing : en
  • US2324841A - Educational device : en
  • DE737785C - Roller conveyor chain : de en
  • AU117243B2 - Improvements in light signals for railroads : en
  • CA413987A - Wire drawing die : en fr
  • US2324755A - Distillation process : en
  • US2324888A - Electric switch : en
  • DE737725C - Box lock for two-sided tipping car : de en
  • CA413912A - Reversible garment : en fr
  • US2324996A - Vehicle tire : en
  • US2324561A - Milling attachment for lathes : en
  • US2324991A - Molding apparatus : en
  • DE737817C - Tread for pneumatic tires : de en
  • DE737730C - Circuit for telecommunication systems, in particular telephone systems, with detection and recording devices : de en
  • US2324804A - Apparatus for cleaning tanks : en
  • DE737686C - Process for the oversensitization of halogen silver emulsions with mixtures of sensitizing cyanine dyes : de en
  • FR883867A - Ball roller, especially for chain derailleur for cycles : en fr
  • US2324514A - Governor : en
  • FR883877A - Vacuum apparatus for the suction treatment of lung cavities : en fr
  • GB554793A - Improvements in the production of modified phenol-aldehyde resins : en
  • US2324523A - Machine for assembling storage battery plates and separators : en
  • US2324618A - Reduced tire pressure indicator : en
  • US2324686A - Adhesive applier : en
  • US2324896A - Mixed polymerization products : en
  • US2324611A - Electrical control system for warping or beaming plants : en
  • US2324691A - Game or puzzle device : en
  • USD136023S - Design for a kitchen utility knife : en
  • GB554802A - Improvements in seats : en
  • FR883885A - Improvements to dental surgery handpieces : en fr
  • US2324931A - Evaporator unit with frozen food compartments : en
  • US2325006A - Vegetable pulper and juicer : en
  • US2324632A - Reduction of stray light : en
  • US2324843A - Luminescent material and method of producing same : en
  • DE737795C - Drum grater for grinding starchy substances : de en
  • DE737810C - Wire guide roller for the wire cable for remote control of switches, signals, etc. : de en
  • DE737718C - Explosion-proof lamp : de en
  • CA414001A - Refractory metal composition : en fr
  • DE737575C - Automatic re-gauging device for railway vehicles : de en
  • US2324870A - Agricultural implement : en
  • US2324976A - Bicycle seat : en
  • DE737804C - Device for locking the trough of round tippers : de en
  • US2324487A - Aerial railway apparatus : en
  • US2324703A - Motor vehicle : en
  • US2324668A - Machine for making twisted paper : en
  • CA413944A - Internal shoe drum brake : en fr
  • CA413901A - Bowling alley foul line keeper : en fr
  • CA414048A - Compression ignition engine : en fr
  • US2324696A - Telephone subscriber's ringer control : en
  • CA414008A - Photographic apparatus : en fr
  • US2324528A - Copper-aluminum-manganese alloy : en
  • DE737630C - Process for the condensation of polyvinyl alcohols with aldehydes : de en
  • GB554753A - Improvements in or relating to the production of decomposition products of ricinoleic acid compounds : en
  • US2324781A - Arrangement for the reproduction of sound : en
  • DE737716C - Surge arresters : de en
  • FR883843A - Improvements to articulated wooden soles : en fr
  • GB554909A - Improvements in metal cutting tools, backfacing, recessing, or spot facing cutters, and the like : en
  • DE737820C - Process for drying non-metallic substances in an electrical high-frequency field : de en
  • DE737697C - Standpipe for draining and venting steam heating systems : de en
  • GB554814A - Concentration of acidic minerals : en
  • US2324711A - Cord-winding device : en
  • US2324989A - Elastic novelty yarn : en
  • FR883838A - Improvements relating to the polymerization of resin and resin esters : en fr
  • CA413953A - Distance measuring system by sound waves : en fr
  • CA413973A - Brake control means : en fr
  • US2324706A - Method and means for acoustical treatment : en
  • US2324546A - Automatic form generating machine : en
  • GB554770A - Improvements in implements for removing ash and cinder from fire grates : en
  • US2324785A - Soot cleaner : en
  • DE737680C - Thermal overcurrent and magnetic short-circuit release : de en
  • CA414050A - Building unit moulding apparatus : en fr
  • CA414035A - Printing telegraph system : en fr
  • US2324985A - Apparatus for tire production : en
  • CA414053A - Refrigerator cabinet : en fr
  • DE737665C - Valve with two shut-off devices that are adjusted by a common spindle and close one after the other : de en
  • USD136041S - Design for a firearm : en
  • CA413921A - Knapsack jacket : en fr
  • DE737675C - Electrostatic precipitator for cleaning non-conductive or weakly conductive liquids : de en
  • CA413906A - Lawn sprinkling system : en fr
  • AU1027643A - Improvements in apparatus forthe preparation of contour lines and former and rib stations forthe development of drawings inthe production of aircraft, ships, boats, andthe like : en
  • DE737663C - Process for the preparation of polymeric vinyl compounds : de en
  • DE737798C - Modulation circuit arrangement with discharge vessels in push-pull circuit : de en
  • US2324560A - Navigational timepiece and setting mechanism : en
  • CA413946A - Measuring apparatus : en fr
  • DE737734C - Hardened tank bullet : de en
  • DE737557C - Process for the production of one-sided mosaic electrodes, especially for television transmission tubes : de en
  • GB554901A - Improvements relating to chargers for electric accumulators : en
  • DE737361C - System for the care of motor vehicles with a dashboard cabinet arranged in a work space : de en
  • GB554831A - Improvements in or relating to cracking hydrocarbons : en
  • DE737478C - Process for generating gas-steam mixtures : de en
  • CA414006A - Copper alloy : en fr
  • CA414043A - Bunch builder : en fr
  • US2324470A - Freestone peach pitter : en
  • US2325007A - Engine starter : en
  • DE737706C - Wet fine spinning process for bast fibers : de en
  • US2324830A - Clutch control mechanism : en
  • GB554777A - Improvements in liquid control valve assemblies : en
  • DE737670C - Carrying device for transporting elongated loads on bicycles : de en
  • CA414052A - Textile material processing : en fr
  • DE737700C - Arrangement of the cooler for vehicles operated with generator gas, especially tractors : de en
  • DE737781C - Device for introducing the dry elements of flashlight batteries into the cardboard tube : de en
  • GB554760A - Manufacture of magnesium products from brines : en
  • US2324477A - Ice-cream dipper : en
  • CA413957A - Circuit interrupter : en fr
  • GB554829A - An improved process for rendering brittle metals ductile : en
  • CA414018A - Brush : en fr
  • DE737627C - Process for the production of Kuepen dyes : de en
  • US2324640A - Chain : en
  • DE737571C - Process for the preparation of lactones of the cyclopentanopolyhydrophenanthrene series : de en
  • US2324676A - Bearing : en
  • US2324774A - Movable lip for toy figures and means for actuating the same : en
  • US2324868A - Two-way plow : en
  • CA414020A - Oscillator tuning system : en fr
  • US2324892A - Toy scenery : en
  • US2324628A - Composite board structure : en
  • US2324960A - Process of making copper powder : en
  • CA413994A - Article handling means : en fr
  • FR883846A - Improvements to steel boilers : en fr
  • DE737808C - Compensation device on a signal whistle that sends a narrow frequency band to a highly selective receiving device, e.g. B. Galton pipe : de en
  • FR883870A - Method and apparatus for electric drying and cooking of food products : en fr
  • DE737635C - Substances protecting against dichlorodiaethyl sulfide : de en
  • GB554772A - Improvements in or connected with telephone systems : en
  • GB554806A - Improvements in or relating to electric alternating current signalling systems : en
  • CA414047A - Separable fastener : en fr
  • DE737555C - Process for the production of a coarse-grained, silicon-containing iron sheet, strip or wire with up to 5% silicon : de en
  • GB554800A - Improvements in the method and machine for making hats : en
  • GB554826A - Improvements in the production of dextrose : en
  • FR883826A - Mixer burner : en fr
  • US2324798A - Switch : en
  • US2324895A - Heavy load indicator for watt-hour meters : en
  • DE737545C - Pipeline coupling with shut-off valves in both coupling parts : de en
  • GB554917A - Improvements in feed delivery apparatus for powdery or lumpy material : en
  • FR883884A - stable emulsions of vegetable oils usable in particular for lubrication : en fr
  • GB554919A - Improvements in or relating to the riveting of electrical conducting joints : en
  • US2324694A - Method of etching insignia upon articles of glassware : en
  • US2325018A - Pneumatic pressure head : en
  • DE737786C - Process for the preparation and revitalization of catalysts for preferential carbon oxide combustion at low temperature : de en
  • CA413929A - Training apparatus for pilots, etc. : en fr
  • DE737755C - Process for the production of wash-out reliefs reproducing writing or dash-dot drawings from halogen silver gelatin layers : de en
  • GB554843A - Improvements in or relating to electric lamp holders : en
  • CA413985A - Calculating machine : en fr
  • DE703445C - Conveyor system for the loading of heat treatment baths : de en
  • DE737807C - Multipole self-switch composed of single-pole toggle self-switches with plug contacts with a coupling provided between the tripping devices of the single-pole switches, which causes an all-pole trip of the switch when the trip is triggered by means of a phase : de en
  • GB554905A - Improved slide feed, for packing machines, packing cigarettes and like articles : en
  • US2324654A - Wall construction : en
  • US2324941A - Game : en
  • US2324945A - Ball-racking counter : en
  • USD136037S - Design for a ring or the like : en
  • DE737691C - Process for the separation of mixtures of higher homologues of adipic acid : de en
  • US2324613A - Clutch : en
  • US2324655A - Funnel support : en
  • US2324772A - Electron discharge apparatus : en
  • US2324767A - Variable cam mechanism : en
  • US2324544A - Valve and gauge : en
  • US2324906A - Thermal switch : en
  • CA414049A - Measuring instrument : en fr
  • CA413940A - Valve : en fr
  • US2324894A - Windshield wiper : en
  • US2324737A - Method of cutting pipe : en
  • US2324796A - Carrier and dispenser for strip material in roll form : en
  • CA413988A - Ignition system : en fr
  • AU655042A - Improved stropping device for double edged safety razor blades : en
  • US2324942A - Grinding wheel dressing tool : en
  • US2324562A - Method of and means for rounding workpieces : en
  • US2324669A - Brassiere : en
  • US2324875A - Protective device : en
  • US2324986A - Tire shaping apparatus : en
  • US2324835A - Impulse tester : en
  • US2325021A - Package with a fold-closed delivery neck : en
  • CA413974A - Elevator control system : en fr
  • AU117244B2 - An improved adjustable gate stop : en
  • US2324918A - Abrading device : en
  • US2324489A - Process for breaking petroleum emulsions : en
  • GB554822A - Improvements in or relating to selenium rectifiers : en
  • CA414055A - Separable fastener : en fr
  • US2324810A - Refrigeration : en
  • AU632542A - Drainage apparatus for ice chests : en
  • US2324928A - Welded pipe joint : en
  • US2324649A - Refrigerating apparatus : en
  • US2324758A - Modified phenolic resin and method of production : en
  • US2324551A - Projectile : en
  • GB554920A - Improvements in or relating to flexible abrasive articles, for example sandpaper, and method of making the same : en
  • US2324939A - Railway traffic controlling apparatus : en
  • US2324971A - Wall : en
  • US2324701A - Fluid pressure accumulator : en
  • FR883888A - Automatic log saw : en fr
  • SE107962C1 - : en
  • FR883824A - Bezel with folding arms designed to protect the lenses against accidental breakage : en fr
  • FR883844A - Switching system for multi-colored lamp boards : en fr
  • FR883871A - Improvements to cleats and counter cleats for looms : en fr
  • DE737715C - Voltage drop time relay with voltage-dependent delay characteristic and Ferrari drive : de en
  • US2325014A - Composition and coated rod for arc welding magnesium alloys : en
  • US2324753A - Candle lamp and wick holder therefor : en
  • US2324862A - Floor furnace : en
  • GB554846A - Improvements in electric welding and fluxes therefor : en
  • DE737740C - Method for the mutual connection of the sheath ends of electrical cables with plastic sheath : de en
  • DE737676C - Process for the production of fatty acid alkaline earth salts : de en
  • CA413949A - Aircraft structure : en fr
  • CA413956A - Circuit interrupter : en fr
  • US2324585A - Torque responsive device : en
  • US2324566A - Puzzle : en
  • US2324631A - Printing machine pressure cylinder : en
  • US2324818A - Press : en
  • US2324979A - Airplane brake : en
  • USD136028S - Design fob a toy boat : en
  • US2324497A - Force measuring device : en
  • US2324629A - Rotary air cleaner : en
  • US2324881A - Tetracyclic compounds and process of making same : en
  • DE737728C - Front fork for bicycles and motorcycles : de en
  • GB554789A - Rochelle salt piezoelectric crystal apparatus : en
  • DE737802C - Process for removing the formation of a protective lime-rust layer in iron water pipes and Like. Preventive, free, aggressive carbonic acid : de en
  • GB554824A - Method of separating water soluble vitamins from other water soluble materials : en
  • DK61156C - Inflow control device for internal combustion engines with overcharging. : da en
  • FR883892A - Improvements made to differential mechanisms, in particular those for motor vehicles : en fr
  • DE720434C - Pressurized gas cylinder : de en
  • GB554845A - Improvements in or relating to ironing machines for laundries : en
  • FR883837A - Process for obtaining dextrose : en fr
  • FR883859A - Capping system : en fr
  • GB554794A - Improved universal joint or coupling : en
  • FR883831A - Product of total or partial replacement of certain fatty substances : en fr
  • GB554908A - Improvement in spectacle sides : en
  • FR883882A - New material, process for making said material and application of this material to making stereotypes, dies, clichés and other printing surfaces as well as other objects : en fr
  • GB554819A - Improvements in continuous sheet-feeding mechanism for typewriting machines : en
  • US2324467A - Recovery of organic materials : en
  • US2324801A - Pollination of trees : en
  • US2324624A - Communication system : en
  • US2324644A - Vulcanizing rubber articles : en
  • US2324814A - Test device for oil wells : en
  • USD136010S - Design for a compact or similar article : en
  • AU117251B2 - Adjustable tray or table for use with hospital or other bedsteads : en
  • DK61157C - Apparatus for Deep Freezing Fruits and Vegetables. : da en
  • DK61160C - Procedure for securing the correct order of the wires in joined wire layers, which are wound from cutting booms as a common wire layer on a common chain boom. : da en
  • US2324508A - Military vehicle body : en
  • US2324783A - Surplus fill drawoff means : en
  • GB554781A - A device for facilitating the gauging of screw-threads : en
  • FR883895A - Improvements to winches controlled by electric motor : en fr
  • GB554841A - Improvements in or relating to laps : en
  • GB554848A - Electrotherapy : en
  • US2324491A - Process for breaking petroleum emulsions : en
  • DE737739C - Electrical plug coupling : de en
  • US2324658A - Adapter for nonrewind expansible film reels : en
  • US2324735A - Composite rubber article and method of producing same : en
  • FR883805A - Phone : en fr
  • FR883835A - Distillation technique using, after their conditioning (thermal, chemical, catalytic, etc.), the reaction within the distilled mass, of the gases and vapors emitted : en fr
  • USD136005S - Design tor a golf club head : en
  • DK61149C - Apparatus for Insulating Electrical Conductors. : da en
  • US2324909A - Control device : en
  • US2324924A - Electrode holder : en
  • GB554784A - Improvements in swivel joints for frame structures : en
  • DK61143C - Procedure for Pressing Petroleum Bearings. : da en
  • DE737729C - Stacking carriers for sheet feeding devices of paper converting machines : de en
  • GB554904A - Improvements in protective coatings for metallic articles : en
  • DE737623C - Process for the preparation of lactone-like compounds containing an Aether bond : de en
  • US2324860A - Toy firearm : en
  • US2324713A - Motor vehicle : en
  • US2324871A - Tractor-mounted implement : en
  • US2324524A - Pump : en
  • DE737712C - Electrical switchgear with a switchgear in which the power switching point and voltage isolating point are connected to form an extendable unit : de en
  • US2324609A - Band tightening and sealing tool : en
  • US2324891A - Electric circuit interrupter : en
  • FR883851A - Improvements in carbonization furnaces for wood and the like : en fr
  • US2324739A - Enamel coating : en
  • CA414030A - Oil filter : en fr
  • DE737759C - Alarm unit consisting of an internal combustion engine and a siren : de en
  • DE737762C - Wetting, emulsifying, cleaning and washing agents : de en
  • DE737784C - Gear for the precise limitation of stroke movements for control elements : de en
  • US2324727A - Power transmission : en
  • US2324732A - Power transmission : en
  • US2324975A - Process of making rubber thread : en
  • US2324831A - Photographic emulsion : en
  • DE737620C - Process for the production of hydrocarbons from the end gases of the hydrocarbon synthesis : de en
  • US2324964A - Coded track circuit for railway train detection : en
  • FR883861A - Improvements to electrical contactors : en fr
  • DE737621C - Process for the separation of mixtures of phenol and aniline : de en
  • CA414054A - Refrigerator car : en fr
  • US2324594A - Solvent extraction process : en
  • US2324702A - Surgical simulacra and process of preparing same : en
  • US2324793A - Valve structure : en
  • US2324479A - Fastening-inserting machine : en
  • US2324838A - Filter material : en
  • GB554825A - Paraffin alkylation process : en
  • GB554830A - Improvements in torque control or limiting means for use with hand or power operated tools or other mechanisms : en
  • US2324584A - Yarn winding : en
  • US2324478A - Apparatus for striping roadways : en
  • US2324547A - Engine cylinder liner and method : en
  • US2324641A - Spring coiling machine : en
  • US2324912A - Railway signaling apparatus : en
  • GB554776A - Improvements in the manufacture of foodstuffs : en
  • CA414033A - Labelling machine : en fr
  • US2324792A - Hose coupling : en
  • GB554895A - Improvements relating to aqueous emulsion paints : en
  • GB554902A - An improved daylight signalling lamp : en
  • GB554756A - Improvements in or relating to the vulcanization of rubber and accelerators therefor : en
  • GB554805A - Improved control system for the frequency reduction of alternating electric current : en
  • US2324858A - Outlet grille for air conditioning apparatus : en
  • US2324743A - Adjustable grille : en
  • DE737683C - Double-jacketed gas generator, especially wood gas generator for vehicles, with descending gasification : de en
  • US2324484A - Container : en
  • US2325016A - Paper machine slice assembly : en
  • USD136042S - Design for a toothbrush : en
  • US2324621A - Electric switch : en
  • USD136006S - Greeting card or similar article : en
  • DE737758C - Hood lock for motor vehicles : de en
  • AU534542A - An improved adjustable gate stop : en
  • US2324863A - Bearing : en
  • US2324565A - Bobbin delivery control for weft magazines : en
  • US2324605A - Apparatus for making cellular masses : en
  • US2324823A - Counting and filling machine : en
  • DE737690C - Viewing device for files : de en
  • DE737669C - Rear mudguard with taillight : de en
  • US2324824A - Treating apparatus : en
  • FR883817A - Instant lowering rack jack and stroke adjustment : en fr
  • CA414046A - Air conditioning system : en fr
  • US2324807A - Container discharge outlet and releasable closure means therefor : en
  • CA414017A - Pipe coupling : en fr
  • US2324555A - Safety razor : en
  • US2324742A - Motor vehicle lighting : en
  • GB554774A - A method of manufacture of composite metal slabs : en
  • CA414003A - Metal hardener composition : en fr
  • DE737770C - Rectifier switching arrangement for flicker-free or vibration-free operation of electric incandescent lamps or contactors : de en
  • US2324652A - Apparatus for continuously conditioning conveyer rolls : en
  • US2324790A - Process for the sweetening of hydrocarbon oils : en
  • FR883814A - Use of leather waste to make resoling soles : en fr
  • US2324956A - Borehole tool : en
  • FR883896A - Wood cutter : en fr
  • US2324646A - Lymphogranuloma venereum antigen and method of preparing it : en
  • AU117245B2 - Improvements in quenched electric oscillation generators : en
  • CA413980A - Auger conveyer : en fr
  • US2324750A - Control for hydrodynamic machines : en
  • DE737489C - Device for packing tubes in folding boxes : de en
  • USD136032S - Design for a dress : en
  • CA414025A - Screw conveyer coupler and hanger : en fr
  • CA413924A - Crystalline formation : en fr
  • DE737648C - Device for utilizing the heat content of slag for the generation of high pressure steam : de en
  • US2324522A - Process for the manufacture of ketones of the cyclopentano polyhydrophenanthrene series : en
  • CA413937A - Marine driving device : en fr
  • US2324589A - Electroconductive wheel : en
  • US2324832A - Photographic emulsion : en
  • US2324980A - Method of reclaiming synthetic rubber : en
  • FR883842A - Improvements to hydraulic jacks : en fr
  • US2324717A - Beef carcass prop : en
  • USD136036S - Design for a dress : en
  • CA413920A - Rope fastener : en fr
  • USD136034S - Design for a dress : en
  • DE737752C - Telecommunication cables : de en
  • US2324657A - Spring mounting for presses : en
  • US2324771A - Bottle carton : en
  • GB554785A - Improvements in and connected with lathes : en
  • US2324839A - Tool handle : en
  • US2324885A - Motor vehicle windshield sticker : en
  • CA414045A - Stud remover : en fr
  • US2324847A - Tool : en
  • US2324738A - Hinged cover for electrical apparatus : en
  • CA414004A - Electric contact : en fr
  • CA414042A - Frequency modulation receiver : en fr
  • US2324663A - Apparatus for distilling liquids : en
  • US2324763A - Method and apparatus for oil purification : en
  • US2324724A - Window operator : en
  • US2324728A - Alternating current motor : en
  • CA413989A - Electrical musical instrument : en fr
  • US2324749A - Refrigerator system for cars and the like : en
  • US2324849A - Manufacture of starch : en
  • USD136039S - Design for a ring or the like : en
  • FR883875A - Dry lime acetylene generator, for motor vehicles : en fr
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  • DK61159C - Collapsible sight holder for firearms. : da en
  • GB554912A - Improvements relating to pistons : en
  • US2324580A - Liquid metering and mixing apparatus : en
  • DE737689C - Process for obtaining defense ferments from urine : de en
  • GB554898A - Improvements in or relating to apparatus for casting hollow metal articles : en
  • US2324474A - Successive switching apparatus : en
  • US2324893A - Paper sputum cup : en
  • US2324993A - Rail insulator : en
  • US2324754A - Wind board : en
  • US2324716A - Respiratory apparatus : en
  • US2324808A - Art of armor plate manufacture : en
  • CA414022A - Radio receiving system : en fr
  • USD136026S - Design for a light shield : en
  • US2324851A - Cathode ray measuring device : en
  • DE737756C - Guide roller for caterpillars : de en
  • US2324756A - Flush tank : en
  • US2324582A - Tracing hanger : en
  • US2324583A - Cord for use in the covers of pneumatic tires and other reinforced articles of rubber and similar materials : en
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  • US2324656A - Pessary : en
  • AU104041A - Improvements in processes of coating glass tubes with luminescent materials : en
  • US2324495A - Game carrier : en
  • US2324671A - Printing ink : en
  • USD136019S - Attachable shaping machine or the like : en
  • CA413948A - Scored wallboard : en fr
  • CA413958A - Vapour electric device : en fr
  • US2324526A - Process for the manufacture of soluble dry extracts : en
  • US2324598A - Sewing machine : en
  • CA413935A - Speed ratio pulley or sprocket wheel : en fr
  • DE710915C - Method of sticking postage stamps using adhesive seams : de en
  • US2324500A - Container : en
  • CA413951A - Current circuit regulating apparatus : en fr
  • CA414038A - Timing circuit : en fr
  • AU315341A - Improvements in light signals for railroads : en
  • US2324548A - Directive antenna system : en
  • US2324799A - Automatic means for controlling sliding members : en
  • GB554754A - Improvements relating to means for supporting radiant heat-emitting sources such as infra-red lamps : en
  • US2324765A - Surplus fill drawoff means : en
  • AU567542A - Adjustable thread calliper gauge : en
  • USD136020S - Design for a pin or similar article of jewelry : en
  • US2324840A - Agricultural implement : en
  • US2324921A - Railway car construction : en
  • US2324842A - Compositor camera : en
  • US2324653A - Sheet metal adjusting nut or the like : en
  • US2324639A - Method of utilizing grapes and product produced thereby : en
  • US2324521A - Luminous marker : en
  • US2324825A - Protective system : en
  • USD136035S - Design for a dress : en
  • US2324503A - Armored observation unit : en
  • USD136007S - Design for a brooch or similar article : en
  • CA413936A - Motor vehicle : en fr
  • US2324988A - Apparatus for aerating viscous liquids : en
  • CA413971A - Circuit interrupter : en fr
  • US2324488A - Process for breaking petroleum emulsions : en
  • CA414057A - Electric lamp : en fr
  • US2324759A - Wind wheel and blade therefor : en
  • CA413919A - Container ship : en fr
  • CA413939A - Conduit supporting clip : en fr
  • US2324721A - Convertible bulkhead for refrigerator cars : en
  • CA414014A - Magnesia processing and electrical resistance : en fr
  • GB554775A - A new or improved device for picking up small nails and the like : en
  • GB554833A - A method of producing hollow or cup-like metal articles : en
  • US2324915A - Monitor system : en
  • US2324994A - Pneumatic tire and rim assembly : en
  • GB554849A - Improvements in or relating to illuminating or signalling devices : en
  • AU117252B2 - Improvements in tool grinding machines : en
  • DE737685C - Process for converting whale meat into durable products : de en
  • CA413981A - Rail heat treating apparatus : en fr
  • CA413945A - Fluid heat exchange apparatus : en fr
  • US2324599A - Pressure carburetor : en
  • US2324795A - Liquid filling machine : en
  • US2324846A - Land mine and fuse : en
  • FR883830A - Process for preparing threads for surgical sutures : en fr
  • DE737760C - Machine for banding cigars : de en
  • US2324543A - Enclosed circuit breaker operating mechanism : en
  • FR883860A - Improved machine for printing on glass and all plastic or other materials : en fr
  • GB554837A - Improvements in or relating to vibrating screening apparatus for separating solid matter from liquids : en
  • US2324554A - Building construction : en
  • US2324597A - Coffee can filling machine funnel : en
  • US2324569A - Propeller : en
  • CA413954A - Circuit interrupting device : en fr
  • US2324874A - Process and apparatus for treating foodstuffs : en
  • DE737641C - Process for generating water gas from moist fuel dust : de en
  • GB554816A - An improved interval meter : en
  • CA413965A - Liquid circuit breaker : en fr
  • US2324910A - Brake valve device : en
  • GB554851A - Electron discharge apparatus : en
  • GB554894A - Improvements relating to the manufacture of alternating current rectifiers of the selenium type : en
  • US2324833A - Educational airplane cockpit outfit : en
  • GB554847A - Improved liquid fuel vaporiser for internal combustion engines : en
  • FR883853A - Automatic feed device, in particular for a saw for cutting electric moldings, slats and the like : en fr
  • GB554838A - Improvements in or relating to methods of obtaining industrially useful products from material, preferably scrap or waste material, comprising a fibrous base charged with a cellulose derivative or to products which may be obtained from such material : en
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  • DE703132C - Shredder with beaters : de en
  • DE737553C - Methods of washing and netting : de en
  • DE737812C - Injection molding machine for heat-elastic masses : de en
  • US2324766A - Electron discharge device : en
  • CA413962A - Motor-generator set and generator : en fr
  • US2324955A - Process for removing water from hydrocarbon vapors : en
  • GB554783A - Improvements in and relating to the construction of bridges : en
  • DE737787C - Arrangement to reduce the disturbing noises caused by atmospheric or similar disturbances when receiving electrical vibrations : de en
  • FR883893A - Improvements to gasifiers, in particular those for marine or fixed station uses : en fr
  • US2324600A - Electric lighting means and control therefor : en
  • US2324677A - Vehicle body : en
  • DE737753C - Method for controlling converters : de en
  • US2324643A - Coping tile : en
  • FR883881A - Electric gauge : en fr
  • DE737771C - Mold for air-cooled rib cylinders : de en
  • FR883850A - Centrifugal starter for asynchronous motor and the like : en fr
  • DE737647C - Process for fulling animal hair-cellulose mixtures : de en
  • GB555283A - Improved means for sealing slots in gun turrets : en
  • US2324556A - Manufacture of sealed articles : en
  • CA413975A - Equalizing valve device : en fr
  • DE737668C - Twist grip switch for the lighting system of bicycles : de en
  • FR883841A - Multi-phase modulation : en fr
  • DE707019C - Stamp fold : de en
  • FR883872A - Improvements to hunting collars for loom swords : en fr
  • CA413918A - Platinum casting method : en fr
  • DE737714C - Process for the production of high-value resistors : de en
  • US2324878A - Cistern construction : en
  • US2324880A - Valve diaphragm : en
  • US2324714A - Apparatus for forming one-piece plywood corner units : en
  • US2324602A - Locomotive hose connection : en
  • DE737667C - Self-locking bevel gear differential, especially for motor vehicles : de en
  • GB554916A - Improvements in nozzles : en
  • AU1013243A - Method of manufacturing piezoelectric vibrators : en
  • FR883845A - Improvement in jet breakers : en fr
  • CA413997A - Agricultural implement : en fr
  • GB554779A - Improvements in or relating to damping apparatus for electrical measuring instruments : en
  • US2324607A - Curling device : en
  • US2324651A - Reinforcing bar : en
  • US2324678A - Bullet : en
  • US2324536A - Closure structure : en
  • DE737746C - Theft protection for bicycles : de en
  • FR883869A - Improvements to horizontal bicycles : en fr
  • GB554844A - Improvements in or relating to diagnostic compositions : en
  • US2324574A - Means for the manufacture of floor coverings or the like : en
  • US2324720A - Convertible bulkhead for refrigerator cars : en
  • DE737778C - Circuit arrangement for telephone systems for alarm, especially air raid alarm transmission : de en
  • US2324787A - Method of and apparatus for dusting fibrous material : en
  • DE737543C - Plasticizers : de en
  • DE737717C - Electrical built-in measuring instrument, especially for aircraft, with an easily detachable connection coupling : de en
  • US2324559A - Manufacture of vacuum apparatus : en
  • CA413923A - Wheel trim : en fr
  • CA413925A - Gas-blast circuit breaker : en fr
  • US2324887A - Static-free sheeting : en
  • US2324729A - Sealing compound : en
  • DE737674C - Roll table for sheet metal mills : de en
  • AU117254B2 - Improvements in processes of coating glass tubes with luminescent materials : en
  • FR883890A - Process for manufacturing fuel agglomerates from wood waste or residues : en fr
  • GB554752A - Sighting apparatus for guns : en
  • US2324925A - Assembling machine : en
  • FR883840A - Method for the polymerization of the resin and its esters : en fr
  • GB554787A - Rochelle salt piezoelectric crystal apparatus : en
  • DE737738C - Process for the preparation of basic esters : de en
  • FR883865A - Improvements to sheet metal radiators : en fr
  • US2324501A - Seaming machine : en
  • US2324670A - Milk container : en
  • FR883858A - Improvements to cycle brake housing stops and similar adjustable devices : en fr
  • US2324465A - Grave cribber : en
  • US2324778A - Integrating and total displaying : en
  • DE737279C - Earth torpedo : de en
  • DE737788C - Tank bullet : de en
  • US2324780A - Hose clamp : en
  • US2324977A - Latex depositing apparatus : en
  • DE707590C - Method of sticking postage stamps using adhesive seams : de en
  • US2324791A - Electrical wiring system : en
  • US2324563A - Tractor mower assembly : en
  • US2324638A - Kit bag handle and lock : en
  • USD136017S - Design for a file fastener : en
  • DE737646C - Process for equipping band-shaped structures with coatings : de en
  • GB554834A - Sectional grating : en
  • US2324700A - Bearing : en
  • US2324920A - Coin operated door lock : en
  • DE737749C - Arrangement for transferring liquefied, pressurized gases : de en
  • DE737800C - Process for the production of indigoid dyes : de en
  • US2325015A - Hydrocarbon conversion : en
  • GB554790A - Improvements in piezoelectric crystal networks for controlling oscillators : en
  • US2324899A - Method and apparatus for taking a series of spectrograph measurements : en
  • DE737639C - Process for the preparation of carbocyanine dyes : de en
  • GB554813A - Improvements in or relating to apparatus for making finned tubes by resistance welding : en
  • GB554780A - A detachable cover for garment hangers : en
  • US2324578A - Bottling machine : en
  • US2324769A - Load weighing and totaling device for cranes, hoists, and the like : en
  • US2324645A - Apparatus for impregnating and forming fabric tubing : en
  • US2324722A - Sport jacket : en
  • USD136012S - Design for a shaving soap holder : en
  • US2324948A - Process of refining petroleum oils : en
  • US2324789A - Midget toothbrush : en
  • US2324882A - Automatic steering apparatus : en
  • US2325008A - Spray nozzle : en
  • CA413959A - Circuit interrupter : en fr
  • US2324745A - Method of taping bodies : en
  • AU117257B2 - Improvements in or relating to selective amplifiers or oscillators : en
  • US2324506A - Spot machine : en
  • US2324535A - Vaccine injector : en
  • CA414040A - Feedback amplifier : en fr
  • US2324777A - Mailing piece : en
  • DE737732C - Oven vault for ovens that are highly stressed by heat, especially Siemens-Martin and glow ovens : de en
  • US2324533A - Cooling means : en
  • US2325017A - Electric iron : en
  • US2324539A - Sliver forming machine : en
  • AU600842A - Improvements in or relating to alloy steels : en
  • CA413899A - Protection fender : en fr
  • US2324684A - Portable table : en
  • CA413943A - Container sealing apparatus : en fr
  • CA413983A - Thermionic tube socket : en fr
  • CA413942A - Anhydrous magnesium sulphate : en fr
  • CA413909A - Wheel spoke fastening device : en fr
  • CA413914A - Mop frame : en fr
  • US2324775A - Firearm : en
  • USD136043S - Weston pull opening lighter : en
  • FR883857A - Improvements to the control handles for cycle brakes and others : en fr
  • US2324744A - Life belt inflating mechanism : en
  • US2324821A - Measuring and control method and apparatus : en
  • DE737794C - Process for producing a tire : de en
  • CA414019A - Connector unit for wiring systems : en fr
  • CA413966A - Circuit interrupter : en fr
  • USD136011S - Baby s bassinet and toilet stand or similar article : en
  • US2324531A - Conveying mechanism : en
  • US2324707A - Cooling apparatus : en
  • CA414024A - Statistical card punching device : en fr
  • DE737735C - Can labeling machine : de en
  • GB554769A - Improvements in and relating to bearings : en
  • US2324502A - Grinding mill : en
  • GB554897A - Improvements in or relating to apparatus for casting hollow metal articles : en
  • US2324836A - Needle-actuating mechanism for zigzag-stitch sewing machines : en
  • GB554817A - Improvements in or relating to sound film reproducing systems : en
  • DE737736C - Procedure for lowering a foundation body and training it : de en
  • DE737750C - Brake drum on a vehicle wheel : de en
  • CA414000A - Copper alloy : en fr
  • CA414037A - Unsaturated compound purification : en fr
  • DE737765C - Device for drying the printed paper or fabric web on rotogravure printing machines : de en
  • US2324519A - Drying of distended fibrous products : en
  • GB554764A - Improvements in ventilators for buildings : en
  • DE737764C - Training of the point of introduction into the turbine housing for the overload steam : de en
  • FR883802A - Mixtures for horticulture and agriculture for the defense against plagues : en fr
  • GB554763A - An improvement in or relating to gas burners : en
  • US2324978A - Method of molding plastics : en
  • US2324890A - Collapsible tube spraying machine : en
  • CA413926A - Hair net : en fr
  • FR883854A - Stable fuel based on technical paraldehyde : en fr
  • GB554896A - Improvements in alternating-current bridge circuits : en
  • US2324913A - Clutch plate : en
  • US2324844A - Remote control switch : en
  • DE737562C - Process for the production of high-strength viscose threads : de en
  • US2324761A - Trolley retriever mechanism : en
  • US2324943A - Four-wheel truck for mine cars : en
  • US2324898A - Syringe : en
  • US2324693A - Transmission : en
  • US2324746A - Catalytic isomerization of paraffinic hydrocarbons : en
  • DE737471C - Fork with spoon part provided behind shortened tines : de en
  • USD136022S - Combination paring knife and measuring spoon : en
  • US2324966A - Combined memorandum pad and container : en
  • US2324879A - Tool for cutting threads : en
  • US2324541A - Fold-closed package : en
  • US2324776A - Vacuum tube : en
  • CA413931A - Sterilizing, disinfecting and therapeutical composition : en fr
  • CA413952A - Dynamo circuit : en fr
  • CA413964A - Elevator quota control system : en fr
  • DE737777C - Lock with only one locking mechanism and two-part adjustable tumblers : de en
  • US2324498A - Hone : en
  • FR883855A - Method for determining the concentration of soluble dyes : en fr
  • GB554827A - Improvements in heteropolar inductor alternators : en
  • DE737722C - Austenitic filler material for welding non-austenitic steels or gray cast iron : de en
  • DE737744C - Device for easy pushing together of the tarpaulin of trucks or similar vehicles : de en
  • US2324734A - Dispensing apparatus and interlocking mechanism therefor : en
  • US2324949A - Shuttle threading and tension mechanism : en
  • FR883825A - Improvements in the treatment of substances containing oil, grease or other fatty substances : en fr
  • US2324926A - Display device : en
  • FR883879A - Gas injector : en fr
  • US2324564A - Nose board for axminster looms : en
  • DE737731C - Insulation construction for electrical devices and apparatus : de en
  • US2324699A - Automatic latch : en
  • CA414034A - Air conditioning system : en fr
  • US2324615A - Pasteurizing apparatus : en
  • AU121863B2 - Improvements in apparatus forthe preparation of contour lines and former and rib stations forthe development of drawings inthe production of aircraft, ships, boats, andthe like : en
  • US2324952A - Refining of mineral oils : en
  • US2324936A - Condensation of cyanocarboxylic acid with polyamine : en
  • CA413917A - Pulp and paper manufacture : en fr
  • US2324619A - Bed comforter : en
  • US2324464A - Valve for fuel tanks : en
  • US2324672A - Means for measuring and recording posture : en
  • US2324809A - Soldering method : en
  • US2324974A - Inner tube and method of producing the same : en
  • USD136025S - Cigarette case or similar article : en
  • CA413900A - Fluid control applicator : en fr
  • CA414056A - Luminous material : en fr
  • CA413941A - Machine tool : en fr
  • USD136014S - Design fob a handbag : en
  • US2324822A - Electrical regulator : en
  • CA413915A - Drying method and apparatus : en fr
  • GB554757A - Improvements relating to rudders or elevators of aircraft : en
  • US2324538A - Contraction band : en
  • CA413928A - Agitator for storage bins : en fr
  • FR883876A - Acetylene fuel apparatus for internal combustion engines : en fr
  • DE737622C - Process for the production of clusters of the thio compounds of the phenols : de en
  • USD136040S - Design for a toy figure : en
  • DE737779C - Process for the production of porous bodies from amorphous solidifying solutions : de en
  • DK61146C - Device for railway car brakes. : da en
  • DE737566C - Device for damping torsional vibrations : de en
  • US2324648A - Cream whipping apparatus : en
  • US2324940A - Control system : en
  • DE737311C - Independently driven inking unit for high-speed cylinder presses : de en
  • DE737719C - Movable three-phase transformer for mobile three-phase welding units : de en
  • US2324473A - Method of preparing bituminous emulsions : en
  • DE737564C - Punch card tabulator : de en
  • CA414005A - Electric contacting member : en fr
  • CA413960A - Damper winding : en fr
  • DE737711C - Large water space boiler with flushing of heating surfaces through forced circulation of boiler water : de en
  • US2324877A - Communication system : en
  • FR883811A - Device for fixing to a panel of an electrical device of which the operating member alone is visible : en fr
  • DE737651C - Paper guide for typewriters u. Like. For writing on roll paper : de en
  • DE737696C - Method and device for regulating the fuel supply in furnaces, in particular ovens, heated with impure gaseous or liquid fuels : de en
  • AU117255B2 - Adjustable thread calliper gauge : en
  • US2324667A - Dividing and weighing of bread dough and like plastic masses : en
  • FR883812A - Load lifting and transport trolley : en fr
  • DK61147C - Coupling for automatic Level control of Carrier Frequency Amplifiers. : da en
  • DK61141C - Baking tin for bowl-shaped flavors. : da en
  • GB554893A - Improvements relating to the manufacture of alternating current rectifiers of the selenium type : en
  • FR883808A - Combined lightweight articulation system for organizing trains on rails : en fr
  • GB554761A - Improvements in or relating to flexible resilient couplings for mechanical power transmission : en
  • CA413916A - Fluid control applicator : en fr
  • US2325000A - Welding apparatus : en
  • DK61145C - Card Printing Machine. : da en
  • US2324923A - Ignition system : en
  • US2324466A - Sponge rubber and method of making same : en
  • US2324595A - Manufacture of sealed apparatus : en
  • CA413999A - Copper-silver-beryllium alloy : en fr
  • DE737604C - Process for the production of seamless tubes : de en
  • US2324848A - Process of preparing antianemic concentrates : en
  • US2324483A - Process of preparing synthetic resins : en
  • DE737723C - Blueprint machine with circular curved glass pane and endless conveyor belt : de en
  • DE737782C - Process for the preparation of trisazo dyes : de en
  • CA413913A - Lamp and receptacle : en fr
  • US2324914A - Process of desiccating foods : en
  • CA413993A - Adhesive : en fr
  • CA414039A - Radio amplifier : en fr
  • US2324869A - Apparatus for separating solution from a mixture of solution and ice crystals : en
  • DE737769C - Winding circuit for phase converter : de en
  • US2324708A - Production of gasoline : en
  • US2324661A - Combination flashlight and testing device : en
  • CA414013A - Electrical insulating material : en fr
  • CA413910A - Cellulosic textile manufacture : en fr
  • CA414041A - Radio attenuation equalizer : en fr
  • US2324596A - Revolving laundry assembly unit : en
  • US2324999A - Gravity operable valve : en
  • US2324908A - Control device : en
  • US2324552A - Heat actuated safety shutoff valve : en
  • US2324587A - Leveling means for vehicle bodies : en
  • AU601042A - Improvements in or relating to selective amplifiers or oscillators : en
  • SE107937C1 - : en
  • USRE22352E - Polycarboxyuc acids : en
  • US2324794A - Capping machine : en
  • FR883886A - Device for removing lubrication from sliding parts brought to high temperature : en fr
  • GB554803A - Improvements relating to lubricating means for ignition apparatus and other mechanisms : en
  • US2324972A - Electric lamp : en
  • GB554804A - Improved coated welding electrode : en
  • DE737656C - Round bar heating element bent in the form of a circle, a spiral or a helix, which consists of a heating wire helix embedded in pressed insulating powder inside a metal jacket, with a device for temperature control : de en
  • CA414009A - Printing material handling apparatus : en fr
  • AU832943A - An improved pump : en
  • CA413995A - Adhesive : en fr
  • US2324938A - Method and mechanism for recovering metal : en
  • US2324567A - Manufacture of artificial filaments, threads, and the like : en
  • US2324617A - Collar support : en
  • US2324733A - Transmission : en
  • US2324935A - Process for polymerizing derivatives of methacrylic acid : en
  • US2324726A - Yielding barrier net : en
  • US2324864A - Crucible furnace : en
  • US2324905A - Delivery case : en
  • US2324950A - Edge trimming means for use in rotary printing presses : en
  • US2324768A - Liquid golf ball core : en
  • US2324816A - Seismic surveying : en
  • DE737710C - Process for the production of furfural : de en
  • US2324665A - Sleeping bag : en
  • AU1009543A - Improvements in or relating to volume control in electric transmission circuits : en
  • US2324549A - Classifier : en
  • CA413977A - Mapping camera : en fr
  • US2324496A - Resizing and shaving die set : en
  • US2324576A - Rotary valve : en
  • CA413905A - Theft preventing device : en fr
  • GB554815A - Improvements in or relating to the manufacture of finned tublar members for heat exchangers and other purposes : en
  • FR883887A - Remote signaling device : en fr
  • US2324592A - Heat control : en
  • US2324642A - Electromagnetic valve operator : en
  • US2324725A - Lavatory fixture : en
  • US2324695A - Fuel and water controller for boilers or steam generators : en
  • US2324782A - Container fill checking machine : en
  • US2324953A - Apparatus for use in the manufacture of nuts : en
  • US2324475A - Control mechanism : en
  • USD136024S - Design fob a bottle : en
  • USD136021S - Design for a combined fdlteb and strainer : en
  • US2324622A - Track switch for railroads : en
  • US2324662A - Stencil cutting method and ribbon : en
  • US2324963A - Pull rod connection : en
  • GB554823A - Improvements in and relating to the production of dextrose or dextrose-containing products : en
  • US2324630A - Patenting steel : en
  • US2324859A - Protecting electrodeposited metal surfaces : en
  • DE737585C - Process for the preparation of water-soluble disazo dyes : de en
  • US2324647A - Thermal operator : en
  • US2324934A - Physician's in-and-out register for hospitals : en
  • USD136029S - Design for a fluted cigarette lighter : en
  • US2324968A - Removal of bark from trees : en
  • US2325003A - Venetian blind : en
  • US2324627A - Refrigeration : en
  • US2324917A - Dry-cleaning solvent : en
  • CA414031A - Oil filter : en fr
  • AU622042A - Means for damping swivelling oscillations in caster wheels : en
  • US2324829A - Electric terminal lug : en
  • DE737727C - Retractable electrical switchgear : de en
  • US2324919A - Apparatus for use in fabricating tunnel lining segments : en
  • US2324992A - Resilient support for pipes and the like : en
  • DE737649C - Type lever segment switchover : de en
  • US2324683A - Socket for fluorescent lamps : en
  • US2325010A - Carburetor : en
  • DE737806C - Protection device for railway controls to prevent electrical surges : de en
  • US2324903A - Elastic fluid compressor or motor : en
  • DE737742C - Association between beams and frames of wooden houses : de en
  • US2324486A - Wrapper paster roll : en
  • US2324673A - Machine for pressing gloves : en
  • US2324736A - Hot-water system : en
  • US2324471A - Fumigant mixture : en
  • USD136015S - Design for a clothes-drying rack : en
  • US2324530A - Machine for forming loops on the ends of the wires of wire-bound boxes : en
  • AU117250B2 - Improved sawtooth roof structure : en
  • US2324675A - Sofa bed : en
  • US2324689A - Valve for oil well swabs : en
  • US2324770A - Low temperature hydraulic medium : en
  • FR883828A - Process for the preparation of products intended for stripping and cleaning metal surfaces : en fr
  • CA413902A - Fastener lock slider : en fr
  • FR883863A - Advanced wash brush : en fr
  • CA413976A - Acetic anhydride : en fr
  • GB554899A - Improvements in and relating to glass lehrs : en
  • US2324922A - Automatic tapping machine : en
  • US2324962A - Shoelace fastening device : en
  • CA414023A - Electron discharge device : en fr
  • DE737654C - Electric pointer regulator : de en
  • GB554808A - An improved electron tube control circuit for frequency conversion : en
  • FR883866A - Improvements to machines for reading and stitching designs for weaving machines : en fr
  • DE737792C - Feed device for conveyor wagons in the mine : de en
  • CA414016A - Motor vehicle : en fr
  • FR883847A - Device preventing the fall of active materials in lead-acid accumulators : en fr
  • GB554762A - Improvements in or relating to hydraulic vibration dampers : en
  • CA414010A - Collapsible printing platform : en fr
  • CA413992A - Fluid presure braking system : en fr
  • AU121657B2 - Improvements in or relating to volume control in electric transmission circuits : en
  • DE737818C - Filler pencil with a tip body that can be moved through a pressure cap and a lead guide tube : de en
  • FR883883A - Improvements in the manufacture of tubular plastic bodies : en fr
  • DK61142C - Swimsuit, Beach or Sports Suit for Women. : da en
  • FR883809A - Carburetor for gasifiers : en fr
  • DE737766C - Electrical control measuring device with a device for issuing impulse contacts : de en
  • AU616242A - Adjustable tray or table for use with hospital or other bedsteads : en
  • US2324468A - Tool : en
  • US2324601A - Sizing : en
  • DE737754C - Electron beam tubes with glow cathode, collecting anode and electron lens, especially amplifier tubes : de en
  • US2324666A - Adjustable linkage for pressure measuring instruments : en
  • GB554801A - Improvements in or relating to variable electric condensers : en
  • DE737763C - Process for the production of fatty acids from hydrocarbons : de en
  • US2324997A - Resilient coupling : en
  • DE737707C - Rapid fire tunnel furnace : de en
  • US2324902A - Seat construction : en
  • GB554832A - Manufacture of tetrahydro-dibenzopyran derivatives : en
  • US2324867A - Movable means for tractor mounted implements : en
  • US2325004A - Shoe : en
  • DE737693C - Air brake for fast moving trains : de en
  • CA414044A - Terminal plug : en fr
  • GB554907A - Improved support for fire hose : en
  • US2324511A - Shoe-supporting means for shoe machines : en
  • US2324900A - Manufacture of varnish bases : en
  • DE737724C - Control for fully electrically switched milling machine, especially console milling machine : de en
  • GB554778A - Improvements in and relating to mercury boilers and like elastic fluid generators : en
  • DE737701C - Combined accelerator and brake pedal for motor vehicles : de en
  • GB554791A - Improvements in or relating to footwear : en
  • DE737684C - Calender with adjustable rollers : de en
  • GB554828A - Improvements in or relating to electric discharge tubes having a directional electron beam : en
  • US2324853A - Core clamp : en
  • AU602242A - Improvements relating tothe removal of iron from water : en
  • US2324516A - Governor : en
  • USRE22350E - Keyboard perforator and counter : en
  • US2324680A - Adhesive composition : en
  • DE737625C - Insulating film with increased dielectric constant, especially for capacitors : de en
  • US2324674A - Firearm action : en
  • US2325001A - Collapsible form : en
  • GB554852A - Improvements in or relating to electric cable joints : en
  • GB554773A - Improvements in scraper gear for oil chillers : en
  • DE737780C - Kettle for fractional distillation of liquids : de en
  • FR883899A - New cleaning product : en fr
  • US2324586A - Hardness tester : en
  • US2324687A - Fastener : en
  • DE737636C - Device for telegraphic punched tape transmitters : de en
  • GB554798A - A method of and an apparatus for separating crystals from a solution : en
  • US2324507A - Ambulance step : en
  • US2324510A - Cement-applying mechanism : en
  • US2324681A - Adjustable tractor wheel mounting means : en
  • US2324982A - Apparatus for expanding and shaping annular articles : en
  • US2324476A - Layout and checking device : en
  • US2324581A - Photometer : en
  • US2324697A - Power transmission : en
  • CA413972A - Locomotive brake equipment : en fr
  • US2324626A - Boiler mounting : en
  • US2324856A - Maternity nightgown : en
  • DE737687C - Bucket wheel excavator : de en
  • US2325019A - Method for molding by pulsating centrifugal force : en
  • CA414007A - Vibrator mounting : en fr
  • US2324636A - Method and apparatus for cheese making : en
  • US2324983A - Rubber light buoy : en
  • DE737297C - Device for simultaneous stabilization and shock absorption in motor vehicles : de en
  • US2324889A - Method of making shoe heels : en
  • CA413907A - Fluid control device : en fr
  • GR10128B - MANGANOPJADON MANUALLY AFTER WATER PUMPS. : el en
  • AU117236B2 - Drainage apparatus for ice chests : en
  • US2324981A - Vulcanizing method and apparatus : en
  • US2324513A - Control system : en
  • US2324954A - Refining of mineral oils : en
  • US2324813A - Linear-dimension gauge or comparator : en
  • US2324659A - Telephone system : en
  • US2324692A - Load compensated control system : en
  • CA413979A - Hydrogel processing : en fr
  • GB554755A - Improvements in electric cycle lamps, hand lamps, torches and the like : en
  • DE737619C - Process for the fractional distillation of easily polymerizable substances : de en
  • CA413950A - Synchronous machine control system : en fr
  • GB554812A - A method of producing magnet cores and the like from pulverulent iron : en
  • US2324827A - Reaction product of aldehydes and triazine derivatives : en
  • US2324817A - Traverser : en
  • CA413996A - Check endorsing machine : en fr
  • AU113497B2 - Deep-hardening boron steels : en
  • DE737289C - Photographic light sensitive material : de en
  • SE108013C1 - : en
  • US2324472A - Fumigant mixture : en
  • DE737705C - Device for coating phosphated tin cans with varnish : de en
  • CA414015A - Electrical insulation by magnesia : en fr
  • AU601742A - Improved sawtooth roof structure : en
  • US2324593A - Method for the purification of sewage : en
  • CA413903A - Curtain brooch : en fr
  • US2324876A - Controller operating mechanism : en
  • US2324805A - Knife and scissors sharpener : en
  • FR883862A - Economical Heating Electric Kettle Device : en fr
  • US2324590A - Electromagnetic clutch apparatus : en
  • DE737789C - Automatic firearm with fixed barrel in mount : de en
  • USD136031S - Design for a dress : en
  • US2324883A - Rod weeder shoe : en
  • US2324741A - Swinging spout for faucets : en
  • USD136033S - Design for a match book holder : en
  • CA413922A - Inspection tool : en fr
  • AU117238B2 - Improved stropping device for double edged safety razor blades : en
  • DE737811C - Cooking stove with fuel chute : de en
  • AU675142A - An improved composite wallboard : en
  • CA413998A - Copper base alloy : en fr
  • US2324482A - Clutch throwout mechanism : en
  • US2324540A - Forced air heater : en
  • CA413932A - Press : en fr
  • CA413991A - Yarn guide tube : en fr
  • US2324947A - Irrigating pipe oscillator : en
  • CA414026A - Hydrocarbon oil fractionating process : en fr
  • GB554810A - Improvements in cap spinning and twisting apparatus : en
  • DK61148C - Bearing antenna system. : da en
  • US2324773A - Color reproduction : en
  • US2324635A - Implement handling mechanism : en
  • DE737681C - Device for testing voltage transformers : de en
  • US2324929A - Paper clip : en
  • US2324620A - Air conditioning apparatus : en
  • US2325011A - Grading machine : en
  • US2324527A - Refrigerating apparatus : en
  • US2324610A - Pump : en
  • GB554807A - Improvements in and relating to refrigerant evaporators : en
  • DE737671C - Device for dressing working disks on lapping machines : de en
  • US2324505A - Television transmitting tube and electrode structure : en
  • US2324634A - Electromagnetic inductance apparatus : en
  • US2324788A - Automatic lock slider : en
  • US2324499A - Container : en
  • US2324820A - Sign support : en
  • FR883810A - Terpene and phenol-ketone-formaldehyde resin, modified by rosin, and preparation process : en fr
  • GB554850A - Pertussis toxoid, toxin and antitoxin : en
  • GB554792A - An improved electrical apparatus for the analysis or identification of gases, vapours and the like : en
  • US2324679A - Rock boring and like tool : en
  • DE737721C - Bread slicer with vertical disk knife : de en
  • US2324854A - Process for separation of acrylic acid nitrile : en
  • USD136004S - Design fob a broom holder : en
  • CA413967A - Transformer signalling and tripping system : en fr
  • DK61144C - Process for the Production of Polyiodinated Derivatives of Oxydiphenyl Carboxylic Acids. : da en
  • GB554903A - Improvements relating to the supply of blast to cupola and like furnaces : en
  • US2324690A - Valve device : en
  • US2324800A - Purification of riboflavin : en
  • USD136003S - Design for a clothes drier : en
  • GB554767A - Improvements in or connected with pyrophoric lighters : en
  • FR883864A - Improvements in apparatus for the perfume and similar industry : en fr
  • US2324987A - Control system : en
  • US2324861A - Feeding mechanism for sewing machines : en
  • DE737797C - Single axle drive for electric traction vehicles : de en
  • GB554911A - Two-way signal transmission system : en
  • FR883898A - Method and apparatus for microscopic examination of frozen living organisms : en fr
  • US2324731A - Self-locking nut and like internally screw-threaded member : en
  • US2324797A - Differentiating amplifier : en
  • US2324984A - Pivotal joint : en
  • AU117259B2 - Improvements relating tothe removal of iron from water : en
  • GB554811A - Improvements in or relating to reversible lifeboats or rafts : en
  • US2324704A - Smoker's pipe : en
  • US2324965A - Liquid dispenser : en
  • DE737768C - Insulating body assembled from individual parts completed for itself : de en
  • CA414058A - Hydrokinetic torque transmitting device : en fr
  • FR883801A - Process for creating a vacuum in containers and device for carrying out this process : en fr
  • US2324612A - Warping or beaming machine : en
  • FR883891A - Boring grain and how it is mounted in the boring bar : en fr
  • GB554788A - Rochelle salt piezoelectric crystal apparatus : en
  • GB554918A - Improvements relating to the pistons of compression ignition oil engines : en
  • US2324911A - Method of constructing concrete magazines : en
  • FR883827A - Grain bread : en fr
  • DE737662C - Process for stretching hot-pressed mold strings, such as threads or tapes, made in particular of long-chain polymerized polystyrene : de en
  • US2324698A - Well measuring device : en
  • US2324779A - Motor fuel : en
  • US2324812A - Porcelain enamel : en
  • DE737708C - Device for the pressure, pressure level or volume dependent switching on and off of pumps in water supply systems : de en
  • GB554835A - Improvements in or relating to instruments for the navigation of aircraft : en
  • USD136018S - Sauls collapsible kite : en
  • FR883832A - Metal inner tube for vehicle wheels : en fr
  • US2324481A - Brushmaking machine : en
  • SE107942C1 - : en
  • GB554809A - Improvements in and relating to calliper gauges and micrometers : en
  • US2324715A - Multiple switch, multiple bulb electric lantern : en
  • US2324463A - Tire chain applicator and fastening device : en
  • DE737650C - Device for opening the paper trolley of typewriters : de en
  • US2324520A - Apparatus and method for closing abnormal openings in wall-like members of the anatomy : en
  • US2324973A - Soldering device : en
  • US2325005A - Gravity meter : en
  • US2324762A - Isomerization process : en
  • FR883833A - Yoghurt preparation process : en fr
  • US2324819A - Circuit controller : en
  • US2324995A - Method of baling rubber : en
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