• US2339541A - Method of vulcanization : en
  • FR889813A - Improvements in apparatus used for the distillation of marc, fruit, lees and similar products : en fr
  • US2339235A - Taping tool : en
  • GB558804A - Building blocks or units and erections built therefrom : en
  • FR889882A - Self-propelled crane : en fr
  • US2339692A - Chemical manufacture : en
  • GB558799A - A power distributing gear box for motor vehicles : en
  • DE743055C - Auxiliary motor for adjusting the movable circular saw on trimming saws with two working pistons : de en
  • DE743967C - Process for the preparation of dinitriles : de en
  • FR889814A - Carburetor for engines powered by any gaseous fuel : en fr
  • US2339256A - Television : en
  • FR889899A - Improvements to stylographs and, more particularly, to stylograph filling systems : en fr
  • DE744206C - Protection device for switchgear against damage by free-burning short-circuit arcs : de en
  • DK61818C - Free-standing concrete stairs. : da en
  • DE744535C - Process for welding thin-walled pipes : de en
  • US2339523A - Kerf-cutting machine : en
  • FR889712A - Hydraulic brake for recoiling tube fire hydrants : en fr
  • FR889895A - Improvements in the manufacture of welds for aluminum and light alloys : en fr
  • DK61816C - Kit powder. : da en
  • US2339496A - Junction box : en
  • DE744663C - Process for the preparation of colored photographic layers : de en
  • FR889785A - Monoazo dyes and process for their preparation : en fr
  • US2339413A - Telephone handset hanger : en
  • US2339260A - Vitreous enameling : en
  • GB558754A - A process for positioning, centering and fixing a diamond or other hard substance ina dop : en
  • CA417819A - Brake apparatus for vehicles : en fr
  • DE743513C - Mercury barometer : de en
  • DK61814C - Electrical Switching Mechanism for Closing and Disconnecting Electrical Circuits at Predefined Times. : da en
  • USD137113S - Design fob a dress : en
  • US2339559A - Method of restoring curing bags : en
  • US2339663A - Vacuum condenser : en
  • GB558771A - Improvements in fluid-actuated motors : en
  • DE744477C - Multi-pole overcurrent release device : de en
  • DE744595C - Process for the production of cellulose flours : de en
  • DE744628C - Impregnation or bonding agent for electrical coils : de en
  • GB558749A - Telephonic apparatus : en
  • FR889748A - Switch-off and switch-on device for spark-free operation of contact switches : en fr
  • FR889793A - Method and wire guide for making a spiral winding on an electrical conductor for hollow telephone conductors : en fr
  • FR889822A - Mixtures for the defense against agricultural and horticultural plagues : en fr
  • US2339582A - Caster wheel means for agricultural machines : en
  • GB558723A - Improvements in and relating to valves : en
  • US2339288A - Container transfer equipment for vehicles : en
  • US2339654A - Method and apparatus for destroying insect life : en
  • CA417874A - Confection stick manufacturing apparatus : en fr
  • FR889676A - Method and device for spraying liquid drying : en fr
  • US2339357A - Tool alloy : en
  • USD137054S - Design fob a deodorant : en
  • DE744469C - Device and process for the distillation of high-boiling liquids such as coal tar pitch : de en
  • FR889729A - Sludge centrifuge : en fr
  • US2339309A - Photographic reducing composition and process : en
  • US2339373A - Esters of 9,9-di-beta-carboxyethylfluorene : en
  • USD137102S - Design fob a wallpaper ob similab abticle : en
  • GB558728A - Improvements in variable inductances : en
  • AU790543A - Improvements in handbags andthe like : en
  • USD137099S - Design fob a wallpaper ob similar article : en
  • DE744671C - Drop weight made of ink-resistant material for the stylus of fountain pens : de en
  • FR889745A - Sealing device for projectiles of high power weapons and the like : en fr
  • US2339258A - Bearing knockout tool : en
  • US2339728A - Hydraulic control mechanism : en
  • US2339679A - Machine for producing gears : en
  • DK61808C - Electric Switchgear with electric Unloading. : da en
  • US2339738A - Apparatus for sterilization of flour or the like : en
  • US2339612A - Synchroscope : en
  • GB558789A - Job cost recorder : en
  • US2339272A - Gearing : en
  • US2339502A - Wedge fastening : en
  • US2339602A - Multistage propeller fan : en
  • CA417872A - Lecture and projection desk : en fr
  • AU821643A - Improvements in or relating to means for raising liquids : en
  • FR889766A - Device for periodic, automatic washing of body cavities, in particular the bladder : en fr
  • US2339383A - Dispensing carton : en
  • US2339629A - Diffusion grille : en
  • US2339638A - Method and apparatus for detecting defects in filled cans : en
  • US2339480A - Blade magazine and package : en
  • FR889770A - Locks enhancements for travel items, cases and briefcases : en fr
  • AU627642A - Improvements in and relating to hose andthe like and circular knitting machines therefor : en
  • USD137088S - Design for a lamp : en
  • DE744638C - Method for the enrichment of gonadotropic pituitary hormones : de en
  • US2339262A - Sleeve valve and actuation thereof : en
  • DE744323C - Interchangeable stand for spectral analysis recording devices : de en
  • DE744475C - Circuit arrangement for remote control by means of a pulse generator arranged on a movable member : de en
  • US2339338A - Double wing airplane : en
  • US2339280A - Welder's helmet : en
  • CA417810A - Butter conditioner : en fr
  • FR889725A - Process for the separation of unsaponifiable components from salts of oxygenated organic sulfocompounds with capillary activity : en fr
  • DE739773C - Saw for ring-shaped cutting out : de en
  • DE744601C - Flotation preparations : de en
  • FR889878A - Resistance varying with voltage : en fr
  • DE744645C - Thread tester for manual operation : de en
  • US2339471A - Table signal : en
  • US2339688A - Swivelable wire storage reel : en
  • US2339653A - String-inserting mechanism for sewing machines : en
  • CA13587S - Mask for a typewriting machine : en
  • CA13594S - Toy : en
  • USD137111S - Design for a jacket : en
  • CA417864A - Battery pack for hearing aids : en fr
  • DE744675C - Process for the swimming pool treatment of minerals and other substances : de en
  • FR889859A - Envelope : en fr
  • CA417809A - Gas blast circuit breaker : en fr
  • DE744493C - Process for the production of clad profiles by extrusion : de en
  • DK61815C - Electron Tubes for Transmitting and Receiving Very Short Electric Waves. : da en
  • US2339461A - Fire control system : en
  • US2339403A - Pipe guide : en
  • US2339355A - Apparatus for edging and forming : en
  • USD137092S - Liturgical fabric or similar article : en
  • US2339665A - Container : en
  • US2339437A - Confection coating apparatus : en
  • USD137107S - Design for a dress : en
  • US2339522A - Hectograph device : en
  • USD137052S - Similar article : en
  • US2339238A - Valve tappet : en
  • US2339370A - Sand drier : en
  • US2339649A - Method of seating commutator brushes : en
  • US2339395A - Tying machine : en
  • FR889726A - Process for fixing pigments on fibrous materials and products obtained by this process : en fr
  • DE744394C - Process for the production of azo dyes : de en
  • CA417792A - Railway car brake : en fr
  • US2339254A - Warm air furnace : en
  • USD137097S - Design for a wallpaper or similar article : en
  • US2339344A - Awning : en
  • US2339332A - Portable irrigation pipe joint : en
  • GB558796A - Improvements in remote control apparatus : en
  • US2339261A - Fuse : en
  • US2339474A - Bottle case : en
  • US2339595A - Process of bleaching clay : en
  • US2339295A - Cotton cleaner : en
  • US2339428A - Partial glycerin ester of polymerized rosin and method of making the same : en
  • US2339439A - Mixing bowl handling mechanism : en
  • US2339339A - Steel cabinet construction : en
  • CA417846A - Carton filling and closing machine : en fr
  • CA417861A - Combustion apparatus : en fr
  • US2339443A - Injection molding machine : en
  • CA417840A - Rubber tire : en fr
  • US2339331A - Gun : en
  • US2339283A - Thin rubber goods : en
  • US2339436A - Hot bearing alarm system : en
  • AU117984B2 - Improvements in rubber masticating machines : en
  • DE744474C - High frequency coil with a ground core : de en
  • FR889713A - Improvements to high frequency dual line handling devices : en fr
  • FR889873A - : fr
  • GB558784A - Improvements in or relating to the colouration of cellulose esters and ethers : en
  • GB558795A - Improvements in or relating to portable support for workpieces : en
  • FR889840A - Helicopter wing drive by planetary gearbox with non-rotating planets : en fr
  • DE714686C - Wing holder for chickens or other poultry : de en
  • US2339603A - Control mechanism for needle-eye polishing machines : en
  • CA417828A - Cellulosic material processing : en fr
  • US2339294A - Tile and method of preparing the same : en
  • US2339315A - Door construction and the like : en
  • FR889844A - Improvements to sports shoes : en fr
  • FR889829A - Assembly of parts rotating at high speed : en fr
  • US2339601A - Ingot mold : en
  • FR889657A - Method and apparatus for the electrolytic treatment of continuous metal bands : en fr
  • GB558748A - Improvements in double sash windows : en
  • US2339240A - Sewing machine : en
  • US2339248A - Manufacture of catalysts : en
  • US2339550A - Method of tire inspection : en
  • FR889732A - Process for preparing, from Scots pine (red fir), a cellulose suitable for the manufacture of synthetic fibers : en fr
  • DE743277C - Automatic temperature control of a heating furnace : de en
  • DE744653C - Reversal of the movement of the milling cutter and stylus holder on copy milling machines : de en
  • FR889717A - Device for receiving television broadcasts : en fr
  • US2339699A - Gauge for tapered pipe thread : en
  • DE742486C - Process for the production of large glass bodies with plastic-looking hollow shapes : de en
  • FR889842A - Method of shrinking hollow bodies made of concrete, wood or material with little or no deformability : en fr
  • US2339685A - Treatment of catalysts comprising alumina and aluminum halide : en
  • US2339287A - Portable fuel dispenser : en
  • CA417790A - Welding apparatus : en fr
  • US2339407A - Control means for windshield cleaners : en
  • AU811543A - Liquid clutch : en
  • CA417837A - Electric automatic welding apparatus : en fr
  • US2339741A - Apparatus for pumping and heating viscous material : en
  • US2339640A - Liquid carbonation : en
  • US2339450A - Hydromatic brake arrangement : en
  • DE744319C - Use of nickel and tin-free copper alloys for items that require high mechanical quality values : de en
  • DE744464C - Switching device for a two-speed auxiliary transmission : de en
  • US2339485A - Stiffening portions of the uppers of shoes : en
  • CA417882A - Shoe stiffener : en fr
  • US2339374A - Automatic car coupler : en
  • US2339425A - Toll switchboard : en
  • DE727546C - Razor with spring-loaded pins : de en
  • FR889662A - New amides and azo dyes derived from them : en fr
  • AU117991B2 - Improvements in handbags andthe like : en
  • CA417868A - Web feeding device : en fr
  • DE741429C - Circuit arrangement for tube amplifiers in which the tube system can be used to amplify high or low frequencies : de en
  • GB558792A - Improvements relating to the coating of metal surfaces : en
  • GB558715A - Improvements in or relating to tractor ploughs : en
  • US2339484A - Turbo transmission : en
  • US2339554A - Container : en
  • US2339723A - Firearm sight : en
  • CA417786A - Sedimentation method : en fr
  • GB558714A - Improvements in the production of electrical condenser plates : en
  • CA417777A - Collapsible carton : en fr
  • FR889674A - Process for making mothproof furs : en fr
  • US2339244A - Hot vapor lamp equipment : en
  • CA13593S - Toy : en
  • US2339562A - Fibrous absorbent body and method of making same : en
  • CA417833A - Article stacking mechanism : en fr
  • US2339418A - Cereal food : en
  • US2339435A - Machine tool : en
  • US2339268A - Article delivery : en
  • USD137098S - Wallpaper or similar article : en
  • US2339626A - Variable speed transmission : en
  • GB558781A - Improvements in or relating to automatic telegraph exchange systems : en
  • CA13591S - Toy : en
  • USD137068S - Keeper plate for suit cases and the like : en
  • FR889665A - Process for supplying a two-stroke combustion engine with distribution by the piston and device for its implementation : en fr
  • US2339297A - Key retainer : en
  • CA417815A - Television receiver : en fr
  • CA417807A - Coated metal wire : en fr
  • USD137055S - Design for a textile fabric : en
  • USD137058S - Design for a textile fabric : en
  • CA417824A - Phosphorous titanium steel : en fr
  • US2339701A - Clutch control mechanism : en
  • US2339498A - Lamp construction : en
  • US2339552A - Vulcanization accelerator : en
  • US2339438A - Telephone system : en
  • US2339700A - Power shovel : en
  • DE744589C - Light metal pistons for internal combustion engines : de en
  • DK61822C - Adjustable Handlebar for Spring Hammers. : da en
  • FR889691A - Process for the exploitation of very strongly resinated wood : en fr
  • CA13590S - Toy : en
  • US2339277A - Cellulose derivative : en
  • DE744540C - On the top of a tower frame mounted carrier for the axis of the impeller of a wind power plant : de en
  • FR889872A - : fr
  • AU762642A - Improved horizontal gas heat exchanger for absorption refrigerating apparatus : en
  • CA417791A - Railway car brake : en fr
  • US2339577A - Caster : en
  • US2339401A - Shoe sole : en
  • US2339713A - Testing device for ignition systems : en
  • US2339441A - Vehicle ventilator : en
  • US2339720A - Gauge : en
  • US2339746A - Flexible conduit apparatus : en
  • US2339662A - Television transmitter : en
  • CA417805A - Fluorescent screen forming method : en fr
  • CA417884A - Weighing scale : en fr
  • AU633042A - Two-way signal transmission system : en
  • USD137063S - Head for a wrecking tool or the like : en
  • FR889850A - Disazo dyes : en fr
  • GB558744A - Improvements in fastening devices : en
  • US2339347A - Process for making lower dicarbonylic compounds : en
  • DE744657C - Production of animal feed : de en
  • US2339326A - Cellulosic product : en
  • US2339694A - Cabinet : en
  • AU118005B2 - Improvements relating to rotary fastener devices and installations ofthe same : en
  • CA417803A - Textile fibre bleaching method : en fr
  • DE744602C - Oxy-fuel burner : de en
  • US2339674A - Dental bridge lock : en
  • US2339726A - Manufacture of platform shoes : en
  • US2339237A - Blended polyamides : en
  • US2339714A - Lubricating and cooling arrangement : en
  • US2339678A - Communication system : en
  • USD137073S - Design for a gakdenia mount : en
  • US2339590A - Pressure regulator : en
  • US2339733A - Method and apparatus for destroying insect life : en
  • DE744541C - Process for the production of a dry sour potato with simultaneous production of starch : de en
  • CA417896A - Toy : en fr
  • USD137085S - Design for a lens ok similar article : en
  • CA417845A - Cheese coating composition : en fr
  • US2339744A - Flatiron : en
  • DK61820C - Pressure gauge, in particular for measuring the negative pressure in a vacuum cleaner's suction chamber. : da en
  • DE744473C - Externally controlled toggle switch with two mutually fed back tubes to generate rectangular pulses : de en
  • US2339377A - Motion picture slating device : en
  • US2339532A - Indicator for lubricating systems or the like : en
  • AU796743A - Improved full-way valve : en
  • DE744534C - Process for backworking profile milling cutters : de en
  • GB558681A - Feed unit for electric wiring system : en
  • DE744587C - Device for destroying pests such as field mice and voles o. The like., By smoke and poison gases : de en
  • CA417877A - Swaging machine feed : en fr
  • CA417795A - Strip refolding device : en fr
  • CA417887A - Diamond drill bit : en fr
  • US2339239A - Combination garter, tourniquet, and first-aid kit : en
  • US2339421A - Pilot mechanism : en
  • US2339337A - Furnace launder construction : en
  • US2339536A - Television system : en
  • DE671333C - Circular knitting machine for the production of plush fabrics : de en
  • CA417771A - Shoe manufacture : en fr
  • DE744521C - Inlaid wooden plate or the like. : de en
  • US2339538A - Method of forming piston rings : en
  • GB558806A - Improvements in or relating to ball or roller bearings : en
  • USD137071S - Design for a shoe welt : en
  • USD137087S - Design foe a hat : en
  • FR889862A - Gasifier with ascending combustion and reverse reduction for all fuels : en fr
  • DE744498C - Process for the production of free alkaline earth metal in discharge tubes and arrangement for carrying out the process : de en
  • AU117986B2 - Improved horizontal gas heat exchanger for absorption refrigerating apparatus : en
  • GB558717A - Improved means of casting metal articles : en
  • GB558718A - Improvements relating to the thermal protection of dynamo electric machines : en
  • GB558787A - Variable ratio gearing : en
  • US2339412A - Fastener : en
  • DE744418C - Process for operating a shaft furnace operated with three-phase current for melting glass : de en
  • DE744642C - Metal press casting machine and method of operating the same : de en
  • GB558747A - Improvements in or relating to machine tool chucks : en
  • DE744593C - Process for the production of protein-rich animal feed : de en
  • CA13586S - Mask for a typewriting machine : en
  • CA417785A - Sound effect producing means : en fr
  • DE744649C - Flushing and loading device : de en
  • US2339303A - Fuel tank : en
  • US2339560A - Production of dienes : en
  • FR889696A - Process for the basic enamel application : en fr
  • DE744650C - Process for increasing the corrosion resistance of an object provided with a metal oxide layer : de en
  • GB558807A - Improvements in and relating to magnetic field indicating means : en
  • US2339352A - Fluid control valve : en
  • US2339406A - Electrical transmission system : en
  • DE744102C - Device for lowering the midpoint surge voltage of single or multi-phase transformers : de en
  • DE744539C - Impact-resistant covering concrete : de en
  • FR889757A - Needle filling device and dosing of liquid ampoules : en fr
  • GB558751A - Improved mechanism for retracting and automatically locking undercarriages of aircraft : en
  • DE744611C - Soap substitutes : de en
  • DE744617C - Circuit arrangement for initiating certain processes by the subscriber in telecommunications systems : de en
  • US2339270A - Abrading means : en
  • US2339677A - Electric razor : en
  • FR889801A - Wetting and leveling products : en fr
  • GB558752A - Improvements in retractable undercarriages for aircraft : en
  • US2339293A - Telegraph transmitter : en
  • FR889784A - Enhancements to sealed multistage concentration columns : en fr
  • FR889824A - Methods of making and fitting stockings and the like cut from fabric : en fr
  • FR889758A - Dosing device for filling gas ampoules : en fr
  • DE744331C - Press for bags, especially for gluing the multi-layer bottom : de en
  • FR889734A - Piston steam engine with exhaust steam turbine : en fr
  • FR889749A - Method and device for fixing fins of gas or steam turbines by welding to the fin support : en fr
  • FR889871A - Process for the agglomeration of <limons> or <wet slimes> resulting from the decantation of washing water, without addition of agglomerating agent : en fr
  • IE16646L - Electric measuring instruments : en
  • FR889672A - Message scrambling method and device : en fr
  • GB558782A - Improvements in or relating to plywood : en
  • IE17710L - Luminescent materials : en
  • US2339514A - Indicating device for mechanical pencils : en
  • CA417866A - Air valve and back pressure device : en fr
  • US2339404A - Switching mechanism : en
  • US2339624A - Propeller blade balancing attachment : en
  • US2339515A - Splint : en
  • CA417801A - Crawler drive mechanism : en fr
  • DE744527C - Device for displaying insulation breakdowns or flashovers on test specimens exposed to surge voltage : de en
  • FR889685A - Improvements to insecticide or insect repellent smoke preparations : en fr
  • FR889799A - Manufacturing process of hardening resins : en fr
  • US2339472A - Selective switch : en
  • USD137067S - Embroidered trimming or similar article : en
  • US2339681A - Vending machine : en
  • US2339574A - Uncurler guide for cup feed sewing machines : en
  • US2339368A - Apparatus for cracking hydrocarbon oils : en
  • US2339616A - Calculating machine : en
  • US2339672A - Manufacture of esters of mononitriles of dicarboxylic acids : en
  • DE744559C - Small self switch : de en
  • US2339440A - Variable load brake : en
  • USD137077S - Design fob a wallpaper ob similar article : en
  • US2339444A - Steam superheating installation : en
  • DE744591C - Fully automatic device for manufacturing projectile cores with the help of cutting tools : de en
  • FR889681A - Instant dry autography process : en fr
  • DE744530C - Process for the production of highly heat resistant friction linings : de en
  • GB558760A - Improvements in or relating to electric soldering apparatus : en
  • GB558793A - Improvements in or relating to printing machines : en
  • GB558695A - Improvements in and relating to gaskets and like packings : en
  • DE732455C - Fastening the covering of car body walls, especially for motor vehicles : de en
  • FR889815A - Device for mounting a liquid degasser, in particular for lubricating oil for aircraft engines : en fr
  • FR889777A - Insulating material interlayer for switches of machines and electrical devices : en fr
  • FR889668A - Blower or centrifugal pump with diffusion device : en fr
  • GB558689A - Improvements in or relating to supporting means for building boards and the like : en
  • DE744658C - Method of bleaching blood : de en
  • DE744466C - Switching device for chain-driven vehicles, especially pedal bikes : de en
  • DE742463C - Layer for changing the reflectivity from a plurality of alternately superimposed partial layers made of two substances with different refractive indices : de en
  • IE18598L - Luminescent substances : en
  • US2339278A - Bottle carrier : en
  • US2339702A - Closure : en
  • USD137086S - Design for a suit : en
  • AU118000B2 - Electrolytic condenser : en
  • DE744568C - Device for mapping the intensity distribution in a bundle of beams of slow neutrons, especially for mapping objects using slow neutrons : de en
  • AU118009B2 - Improvements in or'relating to electrically wound clocks : en
  • US2339719A - Pin ticket : en
  • GB558788A - Improvements in apparatus for feeding tobacco and like material : en
  • CA417849A - Pigmented emulsion : en fr
  • CA417783A - Spring mattress : en fr
  • CA417869A - Cacao bean processing : en fr
  • US2339709A - Telephone system : en
  • CA417865A - Printing cylinder etching machine : en fr
  • DE737164C - Single picture holder for slides, especially for small pictures : de en
  • CA417875A - Food container manufacture : en fr
  • FR889670A - Device for interrupting the alternations of a high or low frequency current causing detection of the modulated current in a radio lamp : en fr
  • GB558724A - Improvements relating to valves : en
  • CA417787A - Electric welding apparatus : en fr
  • US2339503A - Motion picture projector : en
  • US2339345A - Laundry machine : en
  • US2339555A - Spark plug packing case : en
  • US2339635A - Control system : en
  • US2339748A - Pump : en
  • DK61807C - Hydraulically moved Vehicle sliding door. : da en
  • FR889768A - New method of fixing knives for weighing devices : en fr
  • CA417770A - Trailer hitching means : en fr
  • GB558696A - Micrometer : en
  • FR889820A - Electrically conductive paper for telegraph and similar apparatus : en fr
  • US2339716A - Tool-marking machine : en
  • FR889735A - Rocket without striker for rifle grenade propulsion charges : en fr
  • US2339308A - Liquid dispensing device : en
  • CA417890A - Concrete crack filling apparatus : en fr
  • US2339569A - Door : en
  • DE744481C - Device for performing the automatic electrical flash-off welding process : de en
  • US2339486A - Engine starter gearing : en
  • FR889802A - Device for bringing an adjustable electrical element into predetermined positions : en fr
  • DE744476C - Electromagnetic overcurrent primary relay for high voltage switch : de en
  • US2339388A - Isolation of meta-cresol : en
  • USD137046S - Design for a coat : en
  • USD137056S - Design foe a textile fabric : en
  • DE744626C - Single-phase or multi-phase machine with square frame plates : de en
  • US2339429A - Stabilization of terpene products : en
  • US2339276A - Protector for thermostats : en
  • US2339291A - Automatic steering mechanism : en
  • FR889769A - Gas burner for working in tight spaces : en fr
  • DE744218C - Process for the production of acidic dyes of the anthraquinone series : de en
  • DE740566C - Process for the production of cans from pre-painted black plates : de en
  • US2339335A - Protection of seeds against birds : en
  • FR889660A - Device for mounting and removing fixed or freewheel gears mounted on cycle hubs : en fr
  • FR889849A - Electric appliance that can be used as a cooking vessel, kettle or stove : en fr
  • AU117980B2 - Improvements in sealed containers forthe preservation, storage and distribution of various biological andother materials : en
  • CA417858A - Potash ore concentration : en fr
  • DE744574C - Spring cushion with upholstery for the seat or the back of upholstered furniture : de en
  • FR889818A - Process for converting dextrose polymers : en fr
  • GB558776A - Improvements in process for the preparation of ethylene oxide : en
  • US2339683A - Method of making retractile cords : en
  • DE744670C - Regulator, especially for self-steering vehicles : de en
  • FR889666A - Devices for supplying spark ignition engines with lean gas : en fr
  • US2339405A - Recovery of glue from chrome tanned leather : en
  • US2339591A - Locking device : en
  • FR889853A - Derailleur for cycles : en fr
  • FR889831A - Flexible neck stiffening device or other : en fr
  • DE744285C - Roller conveyor grate for industrial furnaces : de en
  • GB558687A - Improvements in or relating to the manufacture of electrical condensers : en
  • FR889795A - A process for producing high molecular weight condensation products capable of forming wires : en fr
  • DE744479C - Process for the production of the pressure plates of a condenser column : de en
  • DE741318C - Chromatic key arrangement for accordions : de en
  • DE744468C - Process for extrusion of phosphorus-free tin bronze with 6 to 10% tin and 90 to 94% copper : de en
  • USD137064S - Design for a game cue : en
  • FR889851A - gas purifier : en fr
  • GB558778A - Apparatus or plant for crushing granular materials : en
  • DE744668C - Device on airbrakes of aircraft : de en
  • GB558770A - Improvements in or relating to multi-stage hydraulic pumps, compressors and the like : en
  • DE744332C - Collapsible sled : de en
  • DE744429C - Drive for a lathe, especially for machining crankshafts : de en
  • DE744490C - Process for the production of aromatic beverages : de en
  • FR889880A - Propulsion blade for swimmer : en fr
  • GB558701A - Improvements relating to power transmission clutches : en
  • GB558741A - Improvements in variable pitch airscrews : en
  • CA417796A - Engine starter drive : en fr
  • US2339330A - Preparing anhydrous hydrogen halides : en
  • US2339742A - Granulated active carbon from bituminous coal : en
  • GB558764A - An improved closure for sheet metal drums or like containers : en
  • GB558769A - Improvements in fastening devices : en
  • US2339650A - Barge or hull : en
  • US2339311A - Spool or reel : en
  • US2339660A - Apparatus for mechanical brazing of diamonds : en
  • GB558722A - A process for the manufacture of copper powder : en
  • CA417775A - Combined hot and cold water spray and shampoo fitting : en fr
  • GB558732A - Improvements in and relating to racks for storing articles : en
  • FR889694A - Improvements in shipbuilding : en fr
  • DE744625C - Commutation device : de en
  • US2339442A - Circuit closer for knitting machines : en
  • USRE22422E - Perforating punch and die assembly : en
  • FR889661A - Printing and similar telegraph apparatus : en fr
  • GB558712A - Improvements in, or relating to, governor-controlled throttle valves of internal combustion and other engines : en
  • GB558801A - Improvements in multiple wheel-braces and other multiple turning devices : en
  • GB558686A - Improvements in or relating to electrical condensers made from metallised paper : en
  • GB558797A - Improvements in or relating to means or appliances for controlling the paying-out of ropes : en
  • US2339419A - Method of making puffed cereal flakes : en
  • US2339416A - Dust concentrator : en
  • FR889762A - Very sensitive polarized relay : en fr
  • US2339632A - Sprinkler pipe : en
  • DE744506C - Alloys for resistors and potentiometers : de en
  • US2339725A - Door lock : en
  • FR889833A - Improvements to gasifiers : en fr
  • US2339534A - Planter : en
  • US2339408A - Manufacture of artificial materials : en
  • DE743635C - Fluid container for hydraulic braking devices on motor vehicles : de en
  • FR889846A - Double coaxial reduction gear, epicyclic non-rotating planet gear : en fr
  • US2339529A - Sheet holder : en
  • GB558765A - Improvements in or relating to mountings for vehicle wheels : en
  • DE744395C - Process for the production of water-insoluble monoazo dyes on cellulose fibers : de en
  • DE744586C - Device for feeding bees with flour : de en
  • US2339651A - Geochemical prospecting : en
  • US2339393A - Strengthened playing racket : en
  • US2339604A - Hydraulic gear shifting and driving system : en
  • US2339302A - Catalytic treatment of hydrocarbons : en
  • CA417871A - Laminated structure : en fr
  • CA417825A - Bonded silicon carbide refractory : en fr
  • US2339323A - Treatment of synthetic textile fibers : en
  • US2339561A - Fractionating column : en
  • US2339464A - Collapsible tube : en
  • AU117979B2 - Improvements in electrical condensers : en
  • US2339333A - Support for picture frames and the like : en
  • DE742457C - Process for the production of chalice glasses : de en
  • GB558768A - Improvements in screw conveyors : en
  • DE744467C - Needlework for Verdol machines : de en
  • DE744472C - Typewriter, typewriter, etc. like : de en
  • DE732862C - Compound beater for beater mills : de en
  • DE743107C - Method and apparatus for removing gas mask window frames : de en
  • DE744667C - Weapons storage in the outer skin of aircraft command posts : de en
  • DE744281C - Process for the production of imidazoline-N-alkyl- or -oxyalkylsulfonic acids : de en
  • FR889658A - Machine for molding a pasty mass : en fr
  • AU770442A - Improvements in or relating to filtering apparatus : en
  • US2339580A - Lunch box : en
  • US2339505A - Poultry dipping system : en
  • US2339581A - Timing of electromagnetic switches : en
  • CA417842A - Mechanical refrigerator : en fr
  • CA417826A - Gas compressor : en fr
  • CA417852A - Mechanical pencil : en fr
  • CA13589S - Toy : en
  • CA417889A - Shock absorber : en fr
  • DE744549C - Lifting rotary switch with circular cylindrical contact bank : de en
  • FR889772A - Improvements to processes for hollow pressing of shaped parts : en fr
  • FR889689A - Device for mechanical cutting of the material of the back of a volume made in a book stitching machine : en fr
  • GB558726A - Improvements in or relating to method of polishing copper, and electrolyte suitable for use in said method : en
  • GB558762A - Improvements in or relating to electrical temperature control arrangements : en
  • CA417818A - Dielectric liquid for electrical apparatus : en fr
  • DE744627C - Pendulum inverters in push-pull or reversing pole connection : de en
  • US2339445A - Carton : en
  • US2339481A - Process of producing dropout halftone positives : en
  • US2339306A - Valve construction : en
  • AU781642A - Improvements relating to rotary fastener devices and installations ofthe same : en
  • DE744654C - Sewing needle with single thread slit : de en
  • US2339318A - Condensation products derived from 4, 4'-diaminodiphenylsulphone and process of making them : en
  • GB558743A - Improvements in or relating to the carbonisation of carbonaceous material in vertical retorts or chambers : en
  • US2339255A - Fluid-tight closure means : en
  • US2339400A - Lathe : en
  • US2339361A - Invalid's chair : en
  • USD137069S - Design fob a collapsible picture frame : en
  • US2339422A - Broiler : en
  • FR889755A - Air transport device for transporting or lifting loads, in particular for agricultural applications : en fr
  • US2339533A - Automotive suspension : en
  • FR889791A - Process for preparing higher alcohols : en fr
  • FR889847A - Improvement of open fire heating elements of electric stoves and ovens : en fr
  • AU792243A - Improvements inon-load tap changing equipment for plural-phase or plural circuit transformers andthe like : en
  • CA417808A - Germicidal lamp in air conditioning apparatus : en fr
  • DE744616C - Circuit arrangement with two secondary emission tubes : de en
  • FR889788A - Special brass : en fr
  • US2339455A - Closure : en
  • DE743252C - Device for inserting and removing the setting wheel carriage on ten-key adding machines and similar machines : de en
  • FR889680A - Treatment of cellulose with formaldehyde : en fr
  • FR889864A - Estimeter-protractor for air navigation : en fr
  • FR889869A - Extendable pulleys improvements : en fr
  • FR889888A - Product intended for cleansing the body : en fr
  • IS323A7 - Improvements to razors and related equipment : en is
  • US2339316A - Wet spinning of cellulose acetate : en
  • US2339682A - Electron switching device : en
  • FR889838A - Two-rotor advanced fluid compressor : en fr
  • FR889887A - Reverse gear for internal combustion engines : en fr
  • GB558758A - Improvements in or relating to gain control circuits for carrier systems : en
  • DE744379C - Circuit arrangement for fault reporting for an amplifier system of a large loudspeaker system that works with numerous spatially separated amplifiers : de en
  • US2339313A - Printing telegraph apparatus : en
  • US2339476A - Treatment of poly-olefinic ethers and product produced thereby : en
  • USD137057S - Design for a textile fabric : en
  • USD137072S - Design for a target game board : en
  • CA417860A - Vehicle wheel : en fr
  • CA417878A - Swaging machine : en fr
  • GB558729A - Improvements in variable inductances and contacts therefor : en
  • FR889816A - Process for manufacturing a new cardiotonic glucoside : en fr
  • FR889841A - Improvements to refrigeration condensers : en fr
  • US2339305A - Packaging method : en
  • FR889688A - Snow spade : en fr
  • FR889834A - Forced air circulation radiator : en fr
  • DE744641C - Molding box centering lock : de en
  • DK61823C - Cutting device for dry shavers. : da en
  • US2339736A - Apparatus for sterilizing flour and like products : en
  • USD137079S - Design fob a wallpaper or similar article : en
  • FR889739A - Process for obtaining the adhesion of nitrocellulose layers to layers of cured phenol-aldehyde resins : en fr
  • FR889706A - Suspension adjustable by independent wheels for crib : en fr
  • FR889792A - Process for preparing monochlorinated hydrocarbons : en fr
  • DE744665C - Wing for aircraft with I-shaped spars, between which fuel tanks are used : de en
  • DE744483C - Process for the production of splittable composite structures : de en
  • FR889714A - Process for the hot refining of light liquid hydrocarbons, in particular gasoline. : en fr
  • DK61819C - Method for die casting or injection molding of crystalline, synthetic, linear polyamides or polyesteramides. : da en
  • FR889721A - Tapered cowling mounted on a rotating circle, for firing station on board aircraft : en fr
  • FR889789A - Ink filling device with tube and writing tip : en fr
  • DE744465C - Process for the production of a welded frame, especially for two-wheeled vehicles, such as bicycles, motorcycles and the like. like : de en
  • FR889884A - Transport, pleasure or rescue craft : en fr
  • DE741557C - Method and device for determining the tension associated with a certain change in length in concrete structures : de en
  • DE744695C - Arrangement for jump writer receivers in which the receiver camshaft is stopped after one revolution even if the locking step is not received : de en
  • US2339462A - Method of and machine for producing hairpins : en
  • US2339645A - Bearing : en
  • GB558783A - Improvements in or relating to carburetters for internal combustion engines : en
  • FR889653A - Improvements to devices enabling an electrical contact to be actuated by means of galvanometers or highly sensitive measuring devices : en fr
  • FR889765A - Feeling and adjusting device for measuring devices fitted with a deviation indicating member, and in particular for electrical devices : en fr
  • FR889738A - Rotor of prime mover or multi-stage rotary working machine, on which the centrifugal force acts strongly : en fr
  • US2339358A - Azo dye : en
  • US2339456A - Cutting apparatus : en
  • US2339420A - Window structure : en
  • US2339666A - Control mechanism for dampers : en
  • DE744640C - Cast core consisting of sand with a vitreous surface layer and process for the production of the same : de en
  • AU794143A - Convertible demodulator circuit : en
  • FR889836A - Improvements to positive displacement compressors : en fr
  • US2339434A - Contact-spring stack-up : en
  • DE744558C - Vessel control for the motors of reversing rolling mills, which are fed by a grid-controlled converter : de en
  • CA13596S - Toy : en
  • CA417862A - Package delivery counting device : en fr
  • US2339360A - Load gathering, pressing, and expelling device : en
  • US2339698A - Direction signaling system : en
  • US2339642A - Combination water supply and level control for storage batteries : en
  • DE744192C - Ready holder on a coupling for vehicles, in particular rail vehicles : de en
  • DK61817C - Heater for heating glass sheets by curing them. : da en
  • FR889891A - Wheel lock system : en fr
  • FR889700A - Household, portable spinning machine : en fr
  • FR889663A - Method and device for manufacturing multi-layered boards : en fr
  • GB558773A - Valve : en
  • US2339451A - Method of and means for controlling the viscosity of extruded plastic ribbons : en
  • DE744509C - Hydraulic brake dynamometer for measuring the work performance of rotating shafts : de en
  • FR889664A - Gas purification device, in particular applicable to gasifiers : en fr
  • DE744517C - Method of preserving blood : de en
  • FR889697A - Device for mechanically loading beets from the field into checkout trucks : en fr
  • DE744499C - Process for removing chrome from used leather waste : de en
  • DE744624C - Overcurrent carrier fuse : de en
  • DE744694C - Circuit arrangement for the reception of telegraphic characters transmitted over long cable lines, especially submarine cables : de en
  • CA417766A - Girdle : en fr
  • US2339497A - Automatic vehicle or airplane control apparatus : en
  • US2339606A - Gyroscope erecting device : en
  • USD137050S - Combined flowerpot and holder : en
  • US2339673A - Treatment of cast iron : en
  • US2339634A - Animated book : en
  • DE742918C - Spin dryer for laundry : de en
  • DE744673C - Method and device for electrostatic separation : de en
  • GB558786A - Improvements in and relating to electromagnets : en
  • FR889893A - Dryer for fruits, vegetables, pasta and others, made up of air circulation and distribution cells and of coupled cells : en fr
  • FR889866A - Power regulator for all electrical devices : en fr
  • GB558738A - Improvements in or relating to the manufacture of materials of high magnetic conductivity : en
  • FR889709A - Process for fixing pigments on cellulosic fibers : en fr
  • US2339696A - Tire retreading mold : en
  • DE744489C - Gas-fired still for distilling spirits : de en
  • US2339304A - Sealed bag and process for making same : en
  • US2339615A - Lock : en
  • FI19929A - Anordning vid fanérskivlimningsmaskiner : en fi
  • USD137047S - Design for a combined easel and frame : en
  • USD137105S - Design for a wallpaper or similar article : en
  • DE744491C - Elimination of the harmful side effects of clarifying and filtering agents with large surface areas : de en
  • DE744516C - Heating or cooling device provided with a rotary conveyor for liquids, especially milk : de en
  • GB558772A - Improvements in or relating to the production of aviation gasoline by the catalytic conversion of hydrocarbon oils : en
  • DE744569C - Process and device for the production of high quality gas black by catalytic decomposition of carbon oxide : de en
  • US2339463A - Safety release hitch : en
  • US2339273A - Track shoe : en
  • US2339621A - Condensation product and method of preparing the same : en
  • FR889752A - Threaded drain for drums : en fr
  • GB558756A - Improvements in or relating to electrical resistances : en
  • USD137076S - Design for a wallpaper or similar article : en
  • US2339715A - Low temperature grease : en
  • US2339527A - Externally adjustable core for hollow ware dies : en
  • FR889812A - Process for manufacturing a stable paraldehyde : en fr
  • US2339343A - Closure for bottles, jars, and other containers : en
  • FR889776A - Control mode for stretch benches, especially aluminum profiles and other light metals : en fr
  • US2339351A - Game device : en
  • US2339727A - Machine for the manufacture of structural assemblies : en
  • USD137100S - Wallpaper or similar article : en
  • CA417762A - Electric shaver : en fr
  • DE744372C - Process for the production of a condensation product from ª ‰ -naphthol and glyoxal : de en
  • US2339242A - Coated sheet material : en
  • CA417773A - Vaporizing burner for petroleum, etc. : en fr
  • FR889715A - Ball joint device on steering rods of motor vehicles : en fr
  • GB558800A - Improvements in drum brakes for utilisation in general engineering : en
  • GB558755A - Improvements in and relating to catapult spools for aircraft : en
  • DE744495C - Process for regulating the degree of oxidation in continuous oxidation processes : de en
  • FR889825A - Non-return valve, in particular for refrigeration installations : en fr
  • US2339391A - Vending machine : en
  • US2339253A - Thrust bearing arrangement : en
  • US2339379A - Spray gun adapter : en
  • US2339519A - Card for sequence sorting : en
  • USD137103S - Design for a wallpaper or similar article : en
  • CA417829A - Thread and filament manufacture : en fr
  • FR889778A - Process for enhancing more or less highly lignified plants and products obtained by this process : en fr
  • US2339274A - Electrical connecting means for well bore apparatus : en
  • US2339448A - Stiffening portions of the uppers of shoes : en
  • US2339473A - Motor vehicle : en
  • USD137045S - Design for a towel holder or similar article : en
  • US2339322A - One-piece body for garments : en
  • US2339549A - Resilient washer : en
  • DE743644C - Switch-off device for ratchet lock : de en
  • DE744607C - Process for the production of a coating made of high polymer polystyrene on wires, threads and the like. like : de en
  • US2339266A - Guider for traveling stock : en
  • CA417781A - Building slab : en fr
  • CA417873A - Confection product manufacturing apparatus : en fr
  • CA417761A - Oiling system for rotary pumps : en fr
  • US2339447A - Filing equipment : en
  • CA417886A - Liquid-cooling radiator : en fr
  • GB558679A - Improvements in or relating to the manufacture of plasterboard : en
  • DE744519C - Food can : de en
  • DE744577C - Process for the production of resinous condensation products : de en
  • US2339329A - Electrical connector : en
  • GB558730A - Improvements in or relating to chessmen and method of manufacturing same : en
  • FR889861A - Device for varying the overlapping periods of valve opening in internal combustion engines : en fr
  • US2339271A - Coating composition and process of preparing the same : en
  • AU117987B2 - Improved means for securing doorhandles or other articles on stems, shanks orthe like : en
  • USD137101S - Wallpaper or similar article : en
  • CA417883A - Drive axle : en fr
  • DE744562C - Switching mode of pendulum rectifiers : de en
  • CA417844A - Explosive composition : en fr
  • DE744597C - Construction device for the serial production of large components, mainly aircraft parts : de en
  • US2339381A - Tractor valve : en
  • US2339518A - Road working machine : en
  • US2339279A - Carbon supply and control for writing machines : en
  • US2339356A - Focusing flashlight : en
  • US2339717A - Process for reclaiming used and partially oxidized lubricating oil : en
  • US2339489A - Composite building panel : en
  • US2339500A - Flexible backed abrasive and method of making the same : en
  • CA417855A - Welding apparatus : en fr
  • SE109559C1 - : sv
  • US2339636A - Heating system : en
  • US2339652A - Ribbon spool : en
  • DE744122C - Caliper with locking of the slide : de en
  • DE744371C - Process for the preparation of ª ‡ -Pyroncarbonsaeureamiden : de en
  • DE744554C - Switching arrangement for preventing switching sparks in AC circuits : de en
  • CA417891A - Cellulose ester ripening process : en fr
  • FR889737A - Coupling for storage power plants : en fr
  • US2339307A - Starting and operating circuit for gaseous electric discharge devices : en
  • US2339641A - Squaring shears : en
  • US2339545A - Method of plating polonium : en
  • USD137066S - Embroidered trimming or similar article : en
  • FR889863A - Reverse gear for internal combustion engines : en fr
  • DE744282C - Process for the preparation of cyclically substituted tetrazoles : de en
  • DE744515C - Adjustment device for calculating machines : de en
  • US2339432A - Bobbin form for windings and the like : en
  • US2339583A - Process for the preparation of 4-acylamido-2-hydroxyphenyl-arsenoxides : en
  • CA417821A - Brake mechanism : en fr
  • DE744512C - Tool, such as turning tool or the like, with hard metal cutting edge : de en
  • FR889800A - Process for producing designs on textile materials : en fr
  • GB558725A - Indicator for variable pitch propeller : en
  • US2339390A - Crusher : en
  • US2339399A - Railway tie remover : en
  • US2339546A - Nonstatic tire : en
  • US2339324A - Hold-down and chip collecting attachment for drills : en
  • US2339563A - Mechanism for making bunch charges : en
  • US2339691A - File box closure : en
  • DE744529C - Device for controlling a compressor system in which a centrifugal compressor is connected upstream of a reciprocating compressor : de en
  • DE744630C - Lubricant for die forging : de en
  • US2339630A - Milling machine : en
  • AU768742A - Improvements in electrical condensers : en
  • DE744426C - Air purifiers, especially for internal combustion engines : de en
  • CA417776A - Mineral material waterproofing process : en fr
  • DE744669C - cart : de en
  • DE744691C - Conveyor device for heat treatment furnaces : de en
  • GB558805A - Improvements in chimney cowls : en
  • USD137059S - Design foe a textile fabric : en
  • US2339409A - Electrically heated shoulder pad : en
  • US2339611A - Continuous vulcanizing apparatus : en
  • US2339378A - Fluid pressure regulating device for fluid supply systems : en
  • US2339544A - Single walled container : en
  • AU117997B2 - Improvements inon-load tap changing equipment for plural-phase or plural circuit transformers andthe like : en
  • AU122294B2 - improvements in condenser-resistor combination : en
  • CA417831A - Phosphatic fertilizer producing apparatus : en fr
  • DE744233C - Machine for cutting off pieces of equal length from glass tubes : de en
  • DE744570C - Care products for floors : de en
  • FR889894A - Improvements to ski bindings : en fr
  • CA417841A - Ortho-phenoxy-benzoic acid manufacture : en fr
  • US2339362A - Treatment of olefin-sulphur dioxide resins : en
  • CA417839A - Pneumatic tire : en fr
  • US2339558A - Tire : en
  • US2339520A - Reclaiming lubricants : en
  • GB558733A - Improvements in or relating to drill chucks : en
  • US2339547A - Cleaning article : en
  • US2339433A - Method of forming optical surfaces on plastic material : en
  • GB558683A - Improvements in or relating to the production of dialkyl esters of dimethylol urea : en
  • CA417847A - Container filling machine : en fr
  • CA417867A - Flush tank filling device and anti-back flow valve : en fr
  • DE744462C - Device for coring with a cross piece with guide bushing, which is adjustable according to two vertically crossing scales : de en
  • DE744500C - Russblaeser : de en
  • FR889783A - Mask or hood used to connect breathing apparatus : en fr
  • AU118001B2 - Attachments for typewriting machines : en
  • CA417817A - Dielectric liquid for electrical apparatus : en fr
  • FR889707A - Thin-back saw blades enhancements : en fr
  • DE744544C - Fractional distillation and equipment to carry it out : de en
  • FR889845A - Motion transmission without direct mechanical linkage : en fr
  • GB558794A - Improved apparatus for cleaning the ends of coated elongated articles such as containers or cans : en
  • US2339658A - Film holder with light valves or guards : en
  • DE744187C - Process for the oxidative degradation of solid, carbon-containing substances such as lignite, peat and similar substances : de en
  • DE744488C - Process for continuously adjustable feed of cutting machines by means of planetary gears : de en
  • FR889652A - Process for manufacturing emulsions of essential oils in water : en fr
  • US2339504A - Lasting machine : en
  • US2339599A - Engine starter gearing : en
  • GB558713A - Improvements in or relating to friction driving mechanisms : en
  • DE744615C - Microphone for noisy surroundings : de en
  • GB558706A - Improvements in or relating to cartons or containers : en
  • USRE22420E - Method of stimulating plants : en
  • FR889692A - Force transport installation comprising a flow mechanism which can be activated and deactivated : en fr
  • US2339655A - Lamp shade : en
  • US2339284A - Heat transfer element : en
  • US2339469A - Automatic regulating device : en
  • GB558697A - Improvements relating to actuating mechanisms for pivotally mounted windows : en
  • FR889856A - Sophisticated attachment device : en fr
  • GB558711A - Improvements in or relating to composite building boards : en
  • US2339705A - Cigarette : en
  • US2339712A - Bar stock feed mechanism for auto : en
  • US2339730A - Paper stock flow valve regulating mechanism : en
  • FR889897A - Support, with dust collection, for the hammer drill advancement bar : en fr
  • FR889695A - Device to avoid disturbing harmonic currents in direct current power transmissions : en fr
  • FR889865A - Further development of fusible metal cooled nozzles : en fr
  • US2339252A - Manganese nickel alloy : en
  • US2339346A - Process for making dicarbonylic compounds : en
  • FR889705A - Process for the manufacture of construction parts, mainly intended for building : en fr
  • FR889773A - Improvements made to devices for varying the intensity of the light emitted by the headlights of bicycles powered by a dynamo : en fr
  • FR889651A - Hermetic closure for containers : en fr
  • FR889667A - Improvements to the triangulation of tandem frames : en fr
  • FR889673A - Improvements to derailleurs for stepped-gear shifting used in bicycles : en fr
  • FR889716A - Internal combustion bell for pile driving : en fr
  • US2339372A - Spindle and bobbin construction : en
  • DE744494C - Process for the production of alkali percarbonate : de en
  • DE744448C - Mercury interrupter : de en
  • FR889827A - Clutch mark for turning thread : en fr
  • DE744424C - Safety device on internal combustion engines to protect against knocking : de en
  • DK61825C - Centrifuge. : da en
  • AU117999B2 - Improvements in or relating to electric condensers : en
  • DE744522C - Front tie for snowshoes : de en
  • US2339410A - Banding machine : en
  • US2339263A - Muzzle attachment for guns : en
  • USD137081S - Design fob a wallpaper or similar article : en
  • GB558705A - Improvements in or relating to a combined pipe coupling and electric connecting device : en
  • GB558720A - Improvements in control apparatus : en
  • US2339394A - Baler : en
  • US2339614A - Draft appliance : en
  • US2339734A - Apparatus for sterilizing flour and the like : en
  • US2339557A - Drying apparatus : en
  • DE744508C - Load pan for scales : de en
  • US2339269A - Transmission : en
  • AU1266744A - improvements in condenser-resistor combination : en
  • US2339588A - Echo sounding apparatus : en
  • US2339454A - Assay crucible and similar article : en
  • DE744565C - Arrangement of isolation transformers : de en
  • US2339367A - Election seal press locking system : en
  • IE18185L - Thermoplastic sheets, bands, etc. : en
  • FR889860A - Vehicle braking training : en fr
  • DE744555C - Erase chamber with differential piston : de en
  • DE744656C - Process for the production of animal feed containing cellulose : de en
  • DE744504C - Process for hardening glass objects : de en
  • AU117990B2 - Improvements in or relating to means for raising liquids : en
  • DK61809C - Polarized AC Clock. : da en
  • FR889832A - Preservation process for rennet : en fr
  • DE744520C - Arrangement of a flexible line between a front end and a rear end that can be bulged : de en
  • DE744443C - Electric convection oven : de en
  • FR889854A - Improvements in the knotters to join the ends of the threads : en fr
  • GB558763A - Improvements in self-closing safety pockets : en
  • US2339249A - Catalytic treatment of hydrocarbons : en
  • USD137082S - Design for a wallpaper or similar article : en
  • FR889687A - Gas extractor for gasifiers : en fr
  • US2339524A - Shoe welting and process of manufacturing the same : en
  • USD137061S - Design fob an ice cracking bag : en
  • FR889803A - Gas and air mixer for operating internal combustion engines powered, in particular, by gasifier gas and fitted to motor cars : en fr
  • CA417838A - Sectional airbag : en fr
  • US2339446A - Creped pressure-sensitive adhesive material : en
  • US2339366A - Liquid dispensing apparatus : en
  • US2339265A - Die casting machine : en
  • FR889690A - Articulated bicycle rack : en fr
  • US2339384A - Compressor governor : en
  • US2339594A - Bleaching clay : en
  • FR889751A - Hydraulic press : en fr
  • US2339598A - Carrying device : en
  • GB558684A - Improvements in or relating to universally mounted gyro-verticals or artificial horizons for craft : en
  • USD137114S - Design fob a dress : en
  • AU793443A - An improved appliance forde-horning cattle or other animals : en
  • FR889879A - Thermal relay : en fr
  • AU791043A - Improved composition or solution for use in developing and fixing photographic films, plates andthe like : en
  • CA417857A - Continuous gas testing apparatus : en fr
  • DK61813C - Electric High Voltage Ignition for Internal Combustion Engines and Procedure for Its Manufacture. : da en
  • DE744600C - Process for the production of coumarone resin : de en
  • DE744603C - Automatic feed device for hammer drills : de en
  • US2339354A - Electrical connector : en
  • USD137075S - Wallpaper border or similar article : en
  • US2339597A - Automatic drill press : en
  • US2339299A - Cartridge loader : en
  • US2339499A - Discharge device : en
  • US2339695A - Coin selector : en
  • USD137108S - Larsen, jr military toy truck : en
  • FR889764A - Process for electrolytically removing impurities deposited on the cone of valves, especially exhaust valves, in high value engines : en fr
  • CA417827A - Manganese alloy : en fr
  • DE744582C - Arrangement for applying time stamps to photographic recorders : de en
  • DE744647C - Potato harvester with motor-driven vibrating screen : de en
  • DE744699C - Rotary or roller switch with a jump mechanism, the bearing points of which have graphite lubrication : de en
  • US2339398A - Oven door seal : en
  • FR889704A - Gasifier, especially for vehicles : en fr
  • CA417897A - Drilling apparatus : en fr
  • FR889775A - Aircraft wing, the main components of which form two or more shells that can be manufactured independently of each other : en fr
  • GB558791A - Improvements in or relating to electrical systems for converting direct current into alternating current : en
  • DE744178C - Process for the production of dyes or colored patterns on fibrous materials : de en
  • DE744528C - Glycerine substitutes : de en
  • DE744609C - Detergents, wetting agents, dispersants and emulsifiers : de en
  • DE744618C - Selector for telecommunication systems, especially telephone systems, with non-contact setting : de en
  • US2339397A - Clamp applying tool : en
  • DE744684C - Device for winding steel and metal straps : de en
  • US2339320A - Carburetor : en
  • US2339623A - Condensation product of aldehydes and carbamidomethylamino triazines and method of preparing the same : en
  • GB558785A - Improvements in and relating to apparatus for detecting variations in characteristic (e.g. flaws) in wire or wire-like bodies : en
  • FR889659A - Low pressure discharge lamp : en fr
  • US2339743A - Electric speedometer : en
  • FR889823A - Advanced vertical roll rolling device : en fr
  • FR889703A - Method and device for fabricating and tensioning a reinforcement of steel wires for prestressed concrete : en fr
  • FR889828A - Binder twine device and its manufacturing process : en fr
  • FR889837A - Confit release agent for leathers and skins : en fr
  • US2339365A - Indirectly heated oven : en
  • DE744136C - Process for the separation of mixtures of straight-chain and branched-chain fatty acids : de en
  • GB558716A - Improved method of casting metal articles : en
  • DE744335C - Emergency garage for cars : de en
  • DE744501C - Fur hair removal machine : de en
  • US2339722A - Cheese cutter : en
  • FR889753A - Process for obtaining benzene and its homologues from light coking oil : en fr
  • GB558694A - Improvements in or relating to the manufacture of carbonised fuel briquettes : en
  • DE744629C - Cooling device for a metal vapor discharge vessel, in particular a mercury vapor rectifier : de en
  • US2339247A - Catalytic conversion of hydrocarbons : en
  • US2339452A - Method of molding plastic slugs : en
  • US2339609A - Material spreader : en
  • DE744497C - Frame for processing and printing screen printing stencils : de en
  • US2339468A - Direct coupled two-way plow : en
  • DE744592C - Cellulosic feed : de en
  • FR889883A - Jars for pharmacy or perfumery : en fr
  • US2339402A - Electron discharge device : en
  • AU117983B2 - Improvements in or relating to mechanically propelled vehicles : en
  • US2339310A - Gripper mechanism : en
  • US2339389A - Lift dolly : en
  • USD137044S - Design for a frame for spectacles : en
  • US2339670A - Explosion-proof lighting unit : en
  • FR889817A - Process for the manufacture of new salts of benzene-sulfonamide compounds : en fr
  • US2339667A - Material spreader : en
  • US2339735A - Apparatus for the treatment of flour and the like : en
  • CA417772A - Rear view mirror : en fr
  • US2339363A - Ventilating device : en
  • FR889654A - A method of assembling parts, panels or the like and new furniture, frames, buildings or others using this method : en fr
  • DE718758C - Container for razors with a puller for razor blades : de en
  • DE744523C - Auxiliary device for the safe introduction of the rolling stock into the different calibers of multi-caliber rolling mills : de en
  • US2339314A - Resinous condensation products of aldehydes and compounds of the pyrrole and thiazole series : en
  • CA417802A - Textile processing apparatus : en fr
  • US2339586A - Book cover and method of making the same : en
  • CA417888A - Shipping container : en fr
  • AU628542A - Improvements in or relating to electric condensers : en
  • CA417788A - Container part making machine : en fr
  • US2339553A - Vulcanizer : en
  • CA417813A - Resin composition : en fr
  • CA417895A - Suspenders : en fr
  • DE744156C - Process for the production of chromable dyes of the phthalein series : de en
  • US2339488A - Connector : en
  • USD137091S - Design for a nasal protector for bathers : en
  • AU117992B2 - Improved composition or solution for use in developing and fixing photographic films, plates andthe like : en
  • AU118010B2 - Convertible demodulator circuit : en
  • US2339259A - Synthesis of wound hormones : en
  • DE744463C - High pressure centrifugal pump : de en
  • DE744580C - Use of silver-palladium alloys for nibs : de en
  • GB558702A - Improvements relating to photographic cameras : en
  • CA417870A - Electronic relay device : en fr
  • US2339711A - Papermaking machine : en
  • CA417797A - Fluid pressure generating method : en fr
  • FR889868A - Wind motor regulator : en fr
  • US2339564A - Adjustable pipe hanger : en
  • US2339511A - Wood finishing : en
  • US2339592A - Servomotor : en
  • FR889890A - Agricultural variator with progressive speeds on wheelbarrow : en fr
  • DE744514C - Device for cutting circles with flame cutting machines moving on the workpiece : de en
  • DE744676C - Reflective surface for display boards : de en
  • FR889740A - UPS operating method : en fr
  • DE744651C - Control for the table of milling machines with separate milling and feed motor : de en
  • US2339637A - Pot type burner with double baffle structure : en
  • FR889819A - Elastic seal for pipes with high pressure fluids : en fr
  • CA417820A - Car truck brake mechanism : en fr
  • CA417892A - Textile material stretching apparatus : en fr
  • AU789043A - Improvements in rubber masticating machines : en
  • CA417814A - Microscope objective : en fr
  • US2339542A - Tire and wheel assembly : en
  • CA13592S - Toy : en
  • US2339622A - Condensation product and method of preparing the same : en
  • GB558753A - A device for supporting a diamond or other hard substance during grinding : en
  • AU666742A - Improvements relating tothe protection ofthe edges and/or ends of reels of paper andother material : en
  • USD137074S - Wallpaper border or similar article : en
  • US2339478A - Composite gasket : en
  • US2339718A - Balancer : en
  • USD137078S - Wallpaper or similar article : en
  • CA417765A - Loose-sheet binder : en fr
  • CA417898A - Drilling apparatus : en fr
  • US2339693A - Wire straightening machine : en
  • AU795343A - Improved means for securing doorhandles or other articles on stems, shanks orthe like : en
  • CA417811A - Reaction product of aldehyde and diazine derivative : en fr
  • US2339246A - Production of low boiling hydrocarbons : en
  • CA417834A - Tapered cup manufacture : en fr
  • DE744584C - Lifting device for plows, which is operated by a running or grab wheel by means of a spur gear ratio : de en
  • FR889719A - Electrical surge branching device : en fr
  • AU118011B2 - Improvements relating tothe protection ofthe edges and/or ends of reels of paper andother material : en
  • US2339282A - Process for making lower dicarbonylic compounds : en
  • US2339571A - Testing device : en
  • DE744560C - Small self-switch in screw plug or element form : de en
  • DE744661C - Classifier for fibrous goods, especially paper pulp : de en
  • GB558682A - Production of ª‰-alanine and ª‰-alanates from acrylonitrile : en
  • CA13588S - Mask for a typewriting machine : en
  • US2339605A - Short filler bunch machine : en
  • CA417779A - Fire extinguishing method and apparatus : en fr
  • DE744620C - Electron tubes for fanning ultrashort waves : de en
  • US2339578A - Optical sighting apparatus : en
  • CA417778A - Multipolar winding method : en fr
  • US2339427A - Lacing closure : en
  • US2339731A - Tractor crane construction : en
  • FR889774A - Direction indicator with swing arm in a vertical plane : en fr
  • CA417853A - Adhesive tape : en fr
  • CA417879A - Die for tube reducing : en fr
  • DE744280C - Process for the preparation of pyrimidine pellets : de en
  • CA417768A - Textile material production : en fr
  • GB558708A - Improvements in or relating to the treatment of fat-soluble vitamin-containing materials : en
  • USD137110S - Design for a jacket : en
  • CA417804A - Resinous composition : en fr
  • US2339526A - Current regulating system : en
  • US2339516A - Navigation means : en
  • DE744531C - Method for measuring the sound pressure of electroacoustic reproduction equipment in the reproduction room as a function of the frequency : de en
  • US2339466A - Push-pull amplifier : en
  • US2339675A - Switch : en
  • US2339619A - Loop antenna : en
  • US2339656A - Box : en
  • DE726444C - Temperature-independent, shielded coil : de en
  • USD137093S - Liturgical fabric or similar article : en
  • AU123334B2 - Improvements in and relating tothe parchmentisation and vulcanisation of cellulose fibres : en
  • CA417893A - Electro-pneumatic brake : en fr
  • US2339639A - Cap leak detector : en
  • GB558757A - Improvements in or relating to volume control in electric transmission circuits : en
  • US2339566A - Refrigerating apparatus : en
  • FR889810A - Improvements to fans used to ignite gasifiers : en fr
  • FR889759A - Rotary furnace for smelting and subsequent refining of metals by means of burners : en fr
  • FR889760A - Camera boom with automatic service seat height adjustment : en fr
  • DE744507C - Device for recording surprisingly occurring events : de en
  • USD137094S - Design for an orphrey or similar article : en
  • CA13585S - Mask for a typewiriting machine : en
  • US2339659A - Apparatus and method for mechanical brazing of diamonds : en
  • US2339684A - Electronic control for telecommu : en
  • US2339706A - Fire alarm hook tripping mechanism : en
  • USD137084S - Wallpaper or similar article : en
  • US2339507A - Sterilization and treatment of food using low concentrations of ozone : en
  • US2339317A - Process and coating material for surfaces : en
  • AU118006B2 - An improved appliance forde-horning cattle or other animals : en
  • AU118007B2 - Liquid clutch : en
  • US2339423A - Means for producing characters : en
  • FR889781A - Apparatus for sorting fruit, in particular fruit with pods, by means of a floating liquid : en fr
  • US2339286A - Method and machine for making capsules : en
  • US2339661A - Breech mechanism for automatic firearms : en
  • US2339671A - Cable puller : en
  • USD137060S - Design fob a saw : en
  • AU118012B2 - Improvements in signalling lamps : en
  • AU1266644A - Improvements in and relating tothe parchmentisation and vulcanisation of cellulose fibres : en
  • US2339508A - Fire control system : en
  • US2339556A - Expansion joint : en
  • USD137089S - Design for a suit : en
  • US2339348A - Process for making dicarbonylic compounds : en
  • US2339371A - Modified addition agent for lubricants : en
  • US2339633A - Variable selective system : en
  • US2339492A - Portable laminator : en
  • CA417823A - Olefine hydration process : en fr
  • AU118004B2 - Improvements in or relating to filtering apparatus : en
  • GB558731A - Improvements in or relating to amplifier circuits for photoelectric cells and like photosensitive devices : en
  • AU795743A - Improvements in signalling lamps : en
  • US2339458A - Method of making cork insulation : en
  • US2339325A - Lighter : en
  • CA417830A - Mixed textile fibre processing : en fr
  • US2339539A - Rear axle mounting for excavating and load handling machines : en
  • DE744553C - Tubular switching arm for rotary disconnectors and similarly constructed switchgear : de en
  • DE744634C - Palate plate for artificial teeth : de en
  • DE742240C - Control device for wind power machines : de en
  • DE741869C - Indirectly acting regulator : de en
  • DE744552C - Atmospheric oxygen element : de en
  • DE744301C - Process for the production of water-insoluble azo dyes on the fiber : de en
  • DE744496C - Process for the continuous oxidation of aliphatic hydrocarbons : de en
  • FR889798A - Removable magazine for camera : en fr
  • GB558750A - Improvements in or relating to the manufacture of oxidation products of perchlorethylene : en
  • FR889677A - Controlled distribution for motors : en fr
  • DE744073C - Process for dyeing acetate rayon with mixtures of well-permeable, water-insoluble acetate rayon dyes : de en
  • DE744610C - Process for the preparation of ª ‰ -alanine : de en
  • DE734012C - Practice drop bomb : de en
  • FR889830A - Improvements to air conditioning installations : en fr
  • DE744137C - Process for the manufacture of sulphonation products : de en
  • GB558710A - Improvements in and relating to sensitive photographic materials : en
  • GB558735A - Improvements in and relating to rheostats : en
  • GB558761A - Circuit arrangements for resistance elements having a high resistance-temperature coefficient : en
  • GB558703A - Dry shaving devices : en
  • GB558699A - Improvements in and relating to brackets for holding containers : en
  • FR889826A - Projection compressor, especially for refrigeration installations : en fr
  • DK61821C - Bearing device for rotating drums. : da en
  • FR889848A - Process for cooking corn for the manufacture of gaudes and equipment for its implementation : en fr
  • FR889686A - Insecticides : en fr
  • USD137083S - Design for a wallpaper or similar article : en
  • US2339327A - Foam-delivering apparatus : en
  • USD137109S - Design for a jacket : en
  • DE744646C - Calculating machine that prints on a strip of paper : de en
  • FR889728A - Process of exterior plating of steel parts with metals or alloys : en fr
  • FR889718A - Improvement to suitcases or similar packages usually carried by hand : en fr
  • US2339453A - Method of treating fibrous pulp : en
  • GB558745A - Improvements in or relating to synthetic resin adhesives : en
  • FR889678A - Lock washers : en fr
  • FR889796A - Automatic scale : en fr
  • DE744631C - Method and device for dissolving and further removing wood from wet bast fibers : de en
  • US2339459A - Guard for glass coffee makers : en
  • CA417784A - Electric steaming and pressing iron : en fr
  • CA417851A - Mechanical pencil : en fr
  • USD137049S - Design for a combined flower pot and holder : en
  • DE744604C - Feed device for compressed air drills or impact devices : de en
  • US2339396A - Material dispensing means : en
  • US2339657A - Photographic identification equipment unit : en
  • US2339747A - Tufted cord : en
  • FR889722A - Framework for transparent tiles in aircraft glazing, especially those in altitude chambers : en fr
  • US2339341A - Undergarment : en
  • US2339690A - Carving device : en
  • DE744537C - Device for axial thrust relief on a submersible motor pump : de en
  • US2339531A - Nut setter : en
  • US2339479A - Composite gasket : en
  • GB558740A - Improvements in and relating to rotary screw pumps, motors and like fluid devices : en
  • US2339494A - Traveling tray conveyer : en
  • US2339243A - Signal lamp : en
  • DE736628C - Drive wheel provided with grippers, especially for agricultural tractors : de en
  • GB558721A - Method of and apparatus for making abrasive wheels and drills : en
  • GB558777A - Improvements in vehicle bodies, facilitating discharge of loads, by gravitation : en
  • FR889701A - Method of mounting the ribs of corsets, girdles and the like : en fr
  • DE739095C - Mixing tube circuit for overlay receiver : de en
  • DE740800C - Device for folding the ends of artificial guts : de en
  • US2339631A - Precipitation of a cellulose ester having a high propionyl or butyryl content from its reaction mixture : en
  • CA417880A - Submersible pumping unit : en fr
  • DE744518C - Containers for liquids made of cardboard or similar material with an inner lining through a liquid-resistant cover : de en
  • US2339506A - Firebox and grate : en
  • DE744513C - Rivet loading device for rivet sorting devices on riveting machines : de en
  • US2339364A - Button type emblem holder : en
  • US2339729A - Chick box : en
  • US2339482A - Process of producing halftone mask negatives : en
  • GB558746A - Improvements in screw conveyors : en
  • GB558700A - Improvements in toothed-gear couplings : en
  • FR889684A - Reverse pedal brake device, combined with an anti-theft mechanism for a bicycle : en fr
  • DE742241C - Blade adjustment device for wind power machines : de en
  • FR889896A - Removable nozzle : en fr
  • FI19930A - Ljudisolationsplatta : en fi
  • FR889761A - Device for fixing the elements attached to lighting equipment, in particular dental equipment : en fr
  • DE744089C - Circuit arrangement for monitoring the linearization of an amplifier, which is dependent on a voltage and / or current negative feedback : de en
  • DE744503C - Process for obtaining vitamin E. : de en
  • FR889782A - Socket welded assembly with internal sleeve, for pipe elbows : en fr
  • FR889835A - Tight insulating envelope, surrounding part of an electrical conductor : en fr
  • DE744485C - Aircraft on-board equipment : de en
  • DE744566C - Device for generating high DC voltage : de en
  • US2339267A - Electrolytic recording : en
  • AU117998B2 - Improvements in and relating to hose andthe like and circular knitting machines therefor : en
  • AU118002B2 - Two-way signal transmission system : en
  • FR889900A - New foaming soap substitute : en fr
  • FR889671A - Soft wheels with suspension springs : en fr
  • USD137053S - Design foe a coat : en
  • US2339290A - Mechanical pencil : en
  • US2339509A - Saw gauge : en
  • CA417763A - Paper making electrostatically controlled device : en fr
  • CA417876A - Fire hose : en fr
  • US2339312A - Collapsible drawer-bottom reinforcement : en
  • US2339608A - Frequency modulation system : en
  • US2339732A - Apparatus for destroying insect life : en
  • USD137095S - Wallpaper or similar article : en
  • CA417836A - Liquid oxygen pump packing : en fr
  • DE744525C - Power surge receiver for systems with inductive power surge : de en
  • FR889754A - Resinoid condensation products and their preparation process : en fr
  • US2339704A - Food preservative : en
  • US2339627A - Storage cabinet : en
  • DE744450C - Protection circuit for electrical high-voltage networks : de en
  • CA417856A - Blow-off valve : en fr
  • US2339589A - Method of and apparatus for winding rotors : en
  • US2339501A - Snap action element : en
  • US2339617A - Cushion construction : en
  • DE744455C - Arrangement for setting different parts of the emitting area of an indirectly heated glow cathode of cathode ray tubes : de en
  • FR889877A - Water gas generator : en fr
  • US2339257A - System of transportation : en
  • US2339340A - Fugitive coloring of yarns : en
  • US2339430A - Clutch plate : en
  • US2339551A - Tire building apparatus : en
  • AU664942A - Improvements in or'relating to electrically wound clocks : en
  • CA417863A - Bonded abrasive article : en fr
  • CA417794A - Rotary compressor or turbine : en fr
  • DE744471C - Process for the manufacture of sulphonation products : de en
  • DE744484C - Process for non-stop showing of sound films : de en
  • US2339382A - Carton : en
  • US2339380A - Brake control valve : en
  • US2339648A - Sewing machine : en
  • US2339414A - Feeding and clamping device for multispindle automatic lathes for the treatment of rod-shaped material : en
  • DE742730C - Device for mechanical pressure lubrication of ball bearings before installation : de en
  • DE744547C - Speech transmission system with a device for compensating for the changes caused by fluctuations in the attenuation of the transmission means : de en
  • US2339289A - Recorder : en
  • US2339572A - Ear shaper and protector : en
  • DE744608C - Process for the production of a low-alcohol or alcohol-free beer or beverage similar to beer : de en
  • US2339245A - Sheet metal reel and method of making same : en
  • US2339707A - Method for coating paper : en
  • DE744538C - Process for applying patterns to foils, panels or plates made of thermoplastic materials based on polymers and polycondensates : de en
  • US2339739A - Dyeing cellulosic fiber with phthalocyanines : en
  • US2339460A - Tube testing means : en
  • US2339680A - Absorption oil reclamation : en
  • DK61811C - Device by a coupling adapted over a wide frequency range, containing a Consumer, a Generator and three or more successively connected Transfer lines. : da en
  • DK61812C - Method of Making an Electrolyte Paste for Tor Elements. : da en
  • FR889821A - Brake for cycles : en fr
  • DE743936C - Drive device for the plating thread guide rails on flat weft knitting machines : de en
  • FR889763A - Electron tube with concentrated electronic current using a magnetic field for the excitation of ultra-high frequency electrical oscillations : en fr
  • CA417835A - Gear teeth heat-treating apparatus : en fr
  • US2339530A - Rotary tool : en
  • US2339424A - Tube coiling device : en
  • DK61806C - Underpants. : da en
  • FR889730A - Improvements to devices comprising plugs or the like suspended from one or more rods or the like : en fr
  • US2339613A - Selenium rectifier and method of making it : en
  • DE744524C - Process for the preparation of mixed aliphatic-aromatic substituted esters of oestradiol : de en
  • US2339600A - Bus duct system : en
  • AU686442A - Improvements in or relating to mechanically propelled vehicles : en
  • US2339495A - Electrical appliance switch : en
  • DE743396C - Process for the production of fine rayon threads : de en
  • DE744543C - Process for the preparation of whey for the purpose of breeding technically usable microorganisms : de en
  • FR889858A - Pocket for cards and tickets of rationed products : en fr
  • GB558736A - Improvements relating to electric accumulators : en
  • USD137065S - Design for a spring clip : en
  • CA417894A - Television apparatus : en fr
  • DE744652C - Milling machine with a slide that can be adjusted in height and length on the stand : de en
  • FR889794A - Process for preparing pastries using fat-saving materials : en fr
  • FR889811A - Fan-booster for gasifiers : en fr
  • US2339568A - Grinding and classifying apparatus : en
  • USD137096S - Design for a wallpaper or similar article : en
  • FR889655A - Insecticides : en fr
  • FR889805A - Improvements to devices for measuring the electrical power transmitted over a very short-wave power line : en fr
  • FR889743A - Equipment intended to replace bicycle tires and inner tubes but use of old tires in one or more parts : en fr
  • GB558690A - Improvements in securing members of fibrous or other materials in sleeves or sockets : en
  • GB558704A - Improvements in or relating to radio-phonograph combinations : en
  • DE744219C - Process for the production of acidic dyes of the anthraquinone series : de en
  • FR889723A - Multi-lead mechanical pencil in different colors : en fr
  • FR889867A - Removable stabilizers for outdoor driving play : en fr
  • FR889875A - Roller blotter pad : en fr
  • GB558802A - Improvements in and relating to electric welding apparatus : en
  • FR889750A - Method and device for the operation of ionic valves for converting electric currents : en fr
  • GB558698A - Improvements in and relating to closure for flexible pocket receptacles : en
  • GB558727A - Improvements in or relating to method of polishing nickel, and an electrolyte suitable for use in said method : en
  • FR889710A - dry bean sheller : en fr
  • CA417843A - Television carrier-signal receiver : en fr
  • CA417885A - Instrument bearing : en fr
  • CA417850A - Mechanical pencil : en fr
  • USD137104S - Design for a wallpaper or similar article : en
  • DE744693C - Character device with a plurality of circumferential cam disks which serve as character carriers for signaling and which directly control a common transmitter contact : de en
  • GB558742A - Improvements in or relating to fluid pressure regulating devices : en
  • US2339349A - Chromium oxide catalyst : en
  • US2339376A - Telephone system : en
  • US2339721A - Current regulator for phonographs : en
  • USD137090S - Design for a hair curler : en
  • US2339646A - Detachable handle for trucks : en
  • US2339521A - Gun sight : en
  • US2339528A - Burglar alarm fixture : en
  • FR889839A - Automatic apparatus for carrying out catalytic reactions : en fr
  • GB558693A - Improvements in or relating to means for adjusting the capacity of electrical condensers : en
  • US2339281A - Derivatives of sapogenins and their preparation : en
  • US2339475A - Shipping container for building materials : en
  • US2339493A - Condensation product and method of preparing and using same : en
  • DK61810C - Refers to Radios with Transparent Tuning Scales. : da en
  • CA417800A - Combined assembling press and welding machine : en fr
  • FR889746A - Device for igniting metal vapor and liquid cathode rectifiers : en fr
  • US2339457A - Pulsation dampener : en
  • US2339593A - Ladder : en
  • US2339745A - Vermin poison dispenser : en
  • FR889852A - Signal indicating device : en fr
  • DE744452C - Immediately heated cathode, especially for high-performance tubes : de en
  • US2339587A - Hatband : en
  • FR889708A - Cold-treated reinforcing iron and method for obtaining the same : en fr
  • US2339517A - Window fastener : en
  • CA13595S - Toy : en
  • CA417816A - Dielectric liquid for electrical apparatus : en fr
  • US2339264A - Aluminous ceramic and method of : en
  • US2339301A - Container : en
  • US2339607A - Method of preparing moldable material : en
  • AU632442A - Attachments for typewriting machines : en
  • US2339647A - Combined sink and stool : en
  • US2339697A - Gear shifting mechanism : en
  • CA417793A - Container sealing apparatus : en fr
  • US2339708A - Control mechanism : en
  • US2339298A - Projectile support : en
  • DE744648C - Dry cleaning device for leafy plants : de en
  • DE744317C - Process for the production of polycondensation products : de en
  • FR889698A - Electrical device for remote transmission of index positions : en fr
  • FR889744A - Protective fluid for hydraulic guards : en fr
  • FR889779A - Cutting plate for dry shaving devices with rotating cutting edge : en fr
  • FR889804A - Manhole covers in cast iron-reinforced concrete pavers : en fr
  • DE744101C - Arrangement to reduce the temperature dependence of the response voltage of spark gaps : de en
  • GB558810A - Method of producing shaped objects from carbon-holding iron, nickel or cobalt : en
  • US2339328A - Automatic grip for lifesaving devices : en
  • US2339350A - Pull chain automatic lock slider : en
  • US2339467A - Mechanism for registering printing plates : en
  • FR889807A - New electric machine for motor cars : en fr
  • CA417859A - Lifting hook or shackle : en fr
  • USD137112S - Separable pin or similar article : en
  • CA417881A - Turbine driven well drilling unit : en fr
  • US2339241A - Spinning device for landing-gear wheels of airplanes and the like : en
  • FR889682A - Amplifier system and analogs : en fr
  • US2339510A - Single-acting reciprocating engine : en
  • US2339584A - Method of cutting and wrapping cake : en
  • US2339618A - Selective rate control system : en
  • FR889742A - Divided mold for injection casting (pressure casting) of molded articles with posterior recesses : en fr
  • DE744644C - Process for the thermal production of calcium-aluminum alloys : de en
  • DE744598C - Automatic filling device equipped with voucher device for vessel conveyance : de en
  • FR889756A - Semi-automatic device with combined pressure relief valve for filling gas containers up to a specific pressure : en fr
  • FR889767A - Variable pitch propeller : en fr
  • DE744599C - Clamping device for the forward and backward movement of a vice jaw with pressure and holding bearings : de en
  • FR889736A - Steering device for the propellant paddles constituted by paddle wheels : en fr
  • US2339470A - Hide-stretching clamp : en
  • FR889809A - Process for improving aluminum-silicon alloys : en fr
  • GB558803A - Improvements in or relating to bucket elevators : en
  • DE744545C - Teletypewriter with devices for triggering the name giver of the opposite station or for sending similar special signals while the telex connection exists and with devices for blocking the special signal button : de en
  • US2339491A - Conveyer : en
  • DE744672C - Basket stranding machine : de en
  • GB558707A - Improved process for treating fat-soluble vitamin-containing materials : en
  • AU117988B2 - Improved full-way valve : en
  • CA417854A - Sealing strip : en fr
  • US2339535A - Hydromatic brake arrangement : en
  • US2339710A - Lubricant : en
  • US2339369A - Deaerating apparatus : en
  • US2339385A - Illuminated globe mounting : en
  • DE744655C - Process for the production of confectionery : de en
  • US2339525A - Shoe and method of shoemaking : en
  • AU808543A - Improvements in sealed containers forthe preservation, storage and distribution of various biological andother materials : en
  • CA417848A - Article banding machine : en fr
  • US2339411A - Fastener : en
  • US2339620A - Signaling : en
  • US2339537A - Rear luggage compartment lock : en
  • USD137051S - Design fob a saddle seat cover : en
  • DE741206C - Sales pack : de en
  • US2339628A - Crusher : en
  • US2339740A - Phthalocyanine azo dyes on cellulosic fibers : en
  • US2339321A - Adding and listing machine : en
  • DE744398C - Process for the production of pin teeth with pin fastening profiled in the tooth crown : de en
  • US2339483A - Turbo transmission : en
  • US2339610A - Relay construction : en
  • FR889870A - : fr
  • CA417812A - Coating process : en fr
  • FR889741A - Electron microscope, in particular ultramicroscope with projection lens functioning as an electron mirror : en fr
  • US2339342A - Apparatus for mounting eyes in doll heads : en
  • US2339669A - Communication system : en
  • DE744614C - Device for generating Morse code, in which electric pulses are given depending on the conveying speed of the perforated tape : de en
  • DE744265C - Process for producing color photographic images by color development : de en
  • US2339236A - Material spreader : en
  • GB558734A - Improvements in and relating to elastic fluid generators : en
  • FR889727A - Amino-alcohols and their preparation pork : en fr
  • US2339415A - Brake device : en
  • US2339668A - Fuel dispensing apparatus : en
  • CA417799A - Engine starter drive : en fr
  • US2339477A - Furnace wall burner : en
  • FR889806A - Self-destructing projectile for defense against aircraft : en fr
  • FR889808A - Distillation vessel : en fr
  • FR889881A - Swimming thruster : en fr
  • US2339487A - Time and volume control for gas : en
  • USRE22421E - Photomechanical negative : en
  • FR889790A - Adjustment device, in particular for co-ordinated drilling machines : en fr
  • US2339275A - Inker : en
  • US2339543A - Collapsible form : en
  • CA417767A - Tag : en fr
  • CA417769A - Typewriter margin justifier : en fr
  • GB558766A - Improvements relating to devices for holding jewels whilst grinding facets thereon : en
  • US2339336A - Receptacle : en
  • US2339426A - Sprayer : en
  • GB558739A - Improvements in or relating to machines for washing crockery, domestic utensils and the like : en
  • GB558719A - Improvements relating to hydraulic presses : en
  • US2339676A - Relay : en
  • DE744583C - Device for viewing and measuring speed or distance : de en
  • USD137048S - Slide fastening handbag or similar article : en
  • US2339334A - Power driven transport and towing vehicle : en
  • US2339548A - Bullet-resisting tube : en
  • FR889786A - Sensitive percussion fuze : en fr
  • FR889885A - Equipment making it easier to start engines powered by gasifiers : en fr
  • DE744456C - Process for the production of highly sensitive photoelectric cells : de en
  • US2339417A - Liquid fuel burner : en
  • DE744069C - Schraem and notch machine : de en
  • US2339359A - Apparatus for controlling sheet thickness in continuous strip mills : en
  • DE744470C - Hard coal smoldering process : de en
  • US2339319A - Valved well packer : en
  • US2339565A - Pipe hanger : en
  • US2339644A - Combination cover and measuring device : en
  • FR889874A - Process for the production of alcohol : en fr
  • GB558692A - Improved method of molding non-plastic material : en
  • FR889797A - Ink ribbon spool : en fr
  • US2339251A - Glove : en
  • FR889886A - Envelope refinements : en fr
  • US2339296A - Grille of the impingement type : en
  • US2339386A - Recovery of organic liquids which are soluble or partially soluble in water : en
  • FR889857A - Rigid material sole with transverse articulations : en fr
  • GB558808A - Improvements relating to plant or machinery for effecting cooling and/or drying and desilting operations on granular materials : en
  • IE16522L - Electrical measuring instruments : en
  • GB558798A - Rubber hydrochloride film : en
  • US2339513A - Weighting mechanism for the drawing rollers of combing machines and other machines for the treatment of textile fibers : en
  • USD137062S - Design for a slipper : en
  • US2339285A - Grenade launcher : en
  • FR889679A - Axial vane rotary compressor : en fr
  • US2339686A - Machine for configuring tubing : en
  • US2339737A - Infestation destruction : en
  • FR889771A - Set of nozzles consisting of different parts, for steam injectors : en fr
  • DE744692C - Cable duct for laying electrical cables in rail vehicles : de en
  • DE744578C - Process for the manufacture of resinous products : de en
  • US2339724A - Printing telegraph apparatus : en
  • FR889889A - Progressive variable speed drive with extendable pulleys : en fr
  • GB558688A - Improvements in or relating to metallised paper electrical condensers : en
  • GB558691A - Improved self-aligning anti-vibration suspension mountings for flexible devices : en
  • FR889843A - Process for reporting bosses or thicknesses on sheets of aluminum or light alloys and resulting new product : en fr
  • FR889855A - Improvements to internal combustion engines : en fr
  • DE744563C - AC commutator machine with suppression of the transformer voltage through flux dissipation : de en
  • AU630542A - Electrolytic condenser : en
  • FR889724A - Manufacturing process of 2-methylhexahydrobenzselenazol : en fr
  • DE744487C - Automatic gas shut-off and safety valve : de en
  • DE744683C - Process for the cold rolling of small bars : de en
  • DE744510C - Process for the production of strips and sheets for cans, sheet metal packaging and like : de en
  • DK61824C - Installations for the transport of granular or powdered material. : da en
  • GB558790A - Preparation of organic sulphur compounds : en
  • US2339573A - Bowling ball cleaning and polishing machine : en
  • CA417832A - Label making method : en fr
  • DE744567C - Neutralized amplifier tubes : de en
  • CA417806A - Coated metal wire : en fr
  • GB558737A - Improvements in building blocks : en
  • DE744526C - Alternating current measuring device, especially for electrical speed measurement, with field irons, which are provided with hook-shaped poles to introduce the coil frame : de en
  • FR889876A - Assembly device allowing the rapid assembly of toy components called constructions : en fr
  • FR889892A - Bed base with flexible wooden slats : en fr
  • DE744330C - Lowering device for sewing machine upper parts : de en
  • GB558775A - Improvements in or relating to unitary blasting charges and means for connecting the cartridge elements thereof : en
  • DE744637C - Process for the conservative preparation of whale livers : de en
  • CA417798A - Engine starter drive : en fr
  • CA417822A - Coating composition : en fr
  • GB558709A - Improvements in and relating to magnet systems : en
  • DE740803C - Bottom roller bearings on drafting systems for spinning machines : de en
  • US2339431A - Fibrous glass product : en
  • US2339449A - Cat shaft assembly for draw works : en
  • DE744590C - Hanging device for electrolytic hard chrome plating of several cylindrical workpieces arranged one above the other inside and / or outside with a chrome metal layer to be provided : de en
  • FR889693A - Process for the continuous manufacture of lightweight building boards from wood wool and similar materials : en fr
  • GB558779A - Improvements in combustion chambers and overhead valve gear in internal combustion engines : en
  • DE744546C - Device for automatic level regulation of carrier frequency amplifiers : de en
  • DE743373C - Process for the preparation of aliphatic polymers of acetylene : de en
  • DE744138C - Process for the preparation of phenol-amine-aldehyde condensation products : de en
  • DE744428C - Process for the production of protective layers with high wear resistance on magnesium and magnesium alloys : de en
  • FR889731A - Process for the preparation of alkinols : en fr
  • FR889747A - Device for setting up multi-stage extraction cages in electrically controlled extraction : en fr
  • DE744478C - High voltage fuse : de en
  • DE744662C - Process for the production of a binding and smoothing agent suitable for coating slips in art print and chromo paper : de en
  • US2339570A - Door : en
  • US2339643A - Double cone clutch : en
  • FR889898A - Improvements in apparatus for cooking tapioca and other similar substances : en fr
  • CA417789A - Metallic container : en fr
  • US2339625A - Electric apparatus : en
  • USD137106S - Combined flowerpot and stand : en
  • FR889733A - Stereoscopic apparatus : en fr
  • CA417782A - Vehicle spring hook : en fr
  • DE744588C - Control device for fuel injection devices of internal combustion engines : de en
  • US2339664A - Fastening device : en
  • US2339300A - Refrigerant composition : en
  • US2339490A - Power supply system : en
  • US2339512A - Balking ring clutch : en
  • US2339687A - Direction signal device : en
  • US2339703A - Coiled paper filter : en
  • US2339575A - Air induction means : en
  • US2339579A - Psychometer : en
  • US2339596A - Nut-cracking machine : en
  • US2339540A - Tire construction : en
  • CA417774A - Vehicle wheel : en fr
  • CA417780A - Self-locking nut : en fr
  • US2339689A - Seed planter : en
  • DE744482C - Process for the preparation of o-oxyazo dyes : de en
  • DE744511C - Material rod guide for turret swiveling devices, automatic swiveling devices or the like. : de en
  • US2339585A - Four-edge moistener : en
  • CA417764A - Hydraulic valve : en fr
  • US2339292A - Telegraphy : en
  • US2339387A - Plasticized vinyl polymer : en
  • US2339375A - Gear cutting method and machine : en
  • US2339567A - Rotary tool and attachment therefor : en
  • US2339353A - Fluid control valve : en
  • US2339465A - System for the artificial production of vocal or other sounds : en
  • DE744532C - Method and device for controlling altitude engines with a floor loader driven by the engine and an altitude loader driven by an exhaust gas turbine : de en
  • DE744622C - Blowing chamber with arc extinguishing through gas flowing across the arc : de en
  • DE744277C - Process and device for evaporation of liquids : de en
  • DE744492C - Process for drawing steel bars : de en
  • DE744557C - Device for the operation of motors in reversing drives : de en
  • FR889702A - Breech block for guns : en fr
  • DE744581C - Gold-copper alloy : de en
  • FR889656A - building roofing elements : en fr
  • FR889669A - Improvement at divergent nozzles : en fr
  • FR889699A - Device for the intense cooling of food products : en fr
  • USD137080S - Design for a wallpaper or similar article : en
  • US2339392A - Cathode : en
  • USD137070S - Design for a handbag : en
  • US2339250A - Catalytic cracking of hydrocarbons : en
  • US2339576A - Separation of phenols from thiophenols : en
  • GB558680A - Electro-acoustic transducer : en
  • GB558685A - Improvements in or relating to course and speed calculating apparatus for use with aeroplanes : en