• US2070032A - Manufacture of elastic stop nuts : en
  • US2070128A - Automatic toaster : en
  • US2070339A - Can end inspector : en
  • AT148560B - Method of accelerating plant growth. : de en
  • USD103136S - Design fob a textile fabric : en
  • USD103198S - Design for a printed textile fabric : en
  • AU51336A - Electrical time lag switch : en
  • AU55836A - Improved thresher and concave bars : en
  • CA364086A - Stone crushing and breaking apparatus : en fr
  • AT148595B - Dutch. : de en
  • DE641737C - Method and device for producing rigid abrasive bodies : de en
  • GB461318A - Improvements in aeroplanes or flying machines : en
  • US2069891A - Hose : en
  • US2069973A - Safety attachment for a straight razor : en
  • AT148559B - Skis with metal edging and outsole fittings. : de en
  • US2070162A - Detachable button : en
  • CA364053A - Biological medicament : en fr
  • US2069772A - Refrigeration : en
  • US2070051A - Cushioned trunnion joint : en
  • US2069811A - Skating rink : en
  • US2069843A - Internal combustion engine : en
  • US2070218A - Reed wiper : en
  • US2070414A - Handle for paper cups : en
  • US2069816A - Air conditioner : en
  • AT148582B - Electric drying and disinfecting device for razors. : de en
  • AT148556B - Differential carburetor. : de en
  • US2070169A - Broom or article of analogous nature : en
  • US2070380A - Pin holding device : en
  • US2070022A - Automobile brake tester : en
  • US2070450A - Direct electric generator and transformer and circuit arrangement therefor : en
  • DE641706C - Electric liquid circuit breaker with arc extinguishing according to the expansion principle : de en
  • GB461114A - Improvements in or relating to thermostatic electric switches : en
  • GB461244A - Method of and apparatus for printing on curved faced bodies : en
  • GR6299B - HOW TO CONNECT THE RAILWAYS BY IRON OILS AND ELECTRIC WELDING. : el en
  • AU100197B2 - Improvements relating to reciprocating engines, pumps or compressors ofthe swash or wobble-plate type : en
  • CA363996A - Telephone system : en fr
  • CA364004A - Caustic dehydration : en fr
  • CA364090A - Coffer press : en fr
  • CA364093A - Clutch and brake : en fr
  • US2070190A - Sickle : en
  • US2069871A - Cutter member for cleaning drain pipes : en
  • FR808636A - New system for closing an article intended to contain objects : en fr
  • US2069836A - Monoazo dyestuffs and their production : en
  • US2070119A - Azo-dyestuffs insoluble in water : en
  • US2069767A - Compressing apparatus : en
  • US2069979A - Emergency antiskid device : en
  • US2070024A - Container closure and method of making : en
  • US2070415A - Mechanical power shovel : en
  • FR808503A - Obtaining up-to-date drawings on continuous structure materials : en fr
  • GB460910A - Improvements in or relating to containers for electric apparatus such as electric condensers : en
  • GB460914A - Process for the manufacture of polymerised carboxylic acids and derivatives thereof : en
  • DE641468C - Process for the preparation of polymerization products of halogenated butadienes : de en
  • US2069926A - Packing machine and method of packing : en
  • US2070066A - Ineumatic tube : en
  • US2070187A - Tire chain : en
  • US2070347A - Container for container cars or automobile trucks : en
  • US2070356A - Method of cutting hair : en
  • US2069881A - Light reflecting means : en
  • DE641690C - Device for supplying additional air to the combustion mixture of internal combustion engines : de en
  • US2070002A - Window badge : en
  • US2070101A - Condensation of metallic vapors : en
  • US2069859A - Hair waving clamp : en
  • US2070175A - Combination limit switch : en
  • FR808566A - TV tube : en fr
  • FR808578A - Polyvinyl acetal acetaldehyde-based resins, their preparation process and their applications : en fr
  • AU100225B2 - Improvements relating to thermostatic regulating or controlling devices : en
  • DE641675C - Process for the preparation of oxyarylaminophenanthrene compounds : de en
  • DE641689C - Sheaf separator with limbs moved by a crank drive, controlled by handlebars for binders and. like : de en
  • DE641808C - Process for the swimming pool treatment of oxidic minerals : de en
  • GR6285B - MACHINE USED FOR RECOVERY OF ORIGINAL LABORATORY SHORTENED FLOORS. : el en
  • US2069837A - Automatic gain control circuits : en
  • DE641705C - Circuit arrangement for the directed audio frequency call over trunk lines : de en
  • US2070152A - Hopper : en
  • US2069896A - melvin : en
  • US2070167A - Method of making liquid sprays : en
  • US2070186A - Metal alloys and processes of making the same : en
  • GB461319A - Improvements in or relating to electric signalling apparatus : en
  • AU41836A - Improvements in lamp reflectors and lenses therefor : en
  • US2069933A - Method of reconstructing valve seats : en
  • GB460888A - Improvements in the manufacture and production of alkylene imines : en
  • DE641796C - Teletypewriter in which the individual character images are transmitted photoelectrically broken down into current pulses : de en
  • FR808516A - Improvements in the production of a cold flow in materials, especially in materials such as steel, and in articles obtained by this cold flow : en fr
  • AT148583B - Device for fastening corrugated sheets made of asbestos-cement slate or the like on their supports. : de en
  • CA364094A - Well gravel placing apparatus : en fr
  • DK52686C - Arrow launcher for Shooting Games. : da en
  • FR808683A - Bicycle handlebars : en fr
  • DE641731C - Heat accumulator with hotplate : de en
  • GB460979A - Improvements in or relating to the stiffening of boot or shoe uppers : en
  • GB461152A - Apparatus for delivering liquid disinfectant to flushing cisterns : en
  • FR808517A - Enhancements to two-way repeater telephone transmission systems : en fr
  • GB461109A - Method of manufacturing a crayon useful as a water-colour paint : en
  • DE641678C - Device for protecting the membrane of acoustic equipment : de en
  • FR808462A - Method and apparatus for obtaining an artificial yarn with a fluffy or more exactly jarring character : en fr
  • FR808568A - Process for obtaining elongated curves by polymerization of a polymerizable liquid organic compound and bodies obtained by this process : en fr
  • GB461247A - Improvements in and relating to waterproof garments : en
  • GB460947A - Improvements in motor railway vehicles or trucks : en
  • CA363962A - Water electrolysis : en fr
  • CA364018A - Covering material : en fr
  • CA364024A - Concentrated nitric acid production : en fr
  • US2069770A - Tie puller : en
  • CA364026A - Tobacco stemming machine : en fr
  • GR6287B - CRUDE OIL BURNER. : el en
  • US2070134A - Preparation and use of iron as a precipitant : en
  • DE641751C - Open shed dobby : de en
  • US2069855A - Shirring device : en
  • US2070092A - Oil cooling system : en
  • FI17351A - Wooden door : en fi
  • GB461230A - Improvements in or relating to sear control mechanisms for automatic guns : en
  • FR808499A - Mechanical advancement device for continuous furnace used to heat cylindrical parts : en fr
  • FR808739A - Head tube for bicycle frames and method of decorating it : en fr
  • GB460984A - Improvements in cannister lids : en
  • US2069842A - Wrench : en
  • US2070262A - Automatic power transmission : en
  • US2069801A - Cellulosic structures : en
  • US2069791A - Shock absorber : en
  • US2070424A - Method of making bumper guards : en
  • US2070025A - Dental instrument : en
  • DE641758C - Vacuum operated control device to tighten the sagging sheet : de en
  • US2070350A - Manufacture of compounds useful : en
  • US2070384A - Refining of mineral oils : en
  • FR808515A - Acetylene generator : en fr
  • GB461224A - Manufacture of crepe threads and fabrics made of or containing filaments of celluloseesters or ethers : en
  • FR808738A - Grain sorter : en fr
  • US2070070A - Platform box : en
  • US2070160A - Furniture : en
  • US2070379A - Automotive refrigerating and cooling system : en
  • FR808561A - Improvements to electrical control or command systems : en fr
  • FR808630A - Adjustable suspension specially for motor vehicles : en fr
  • GB460913A - Improvements in or relating to gas producers : en
  • GB461149A - Improvements in liquid filters : en
  • US2069905A - Railway traffic controlling apparatus : en
  • DE641558C - Multiplication device with a swiveling stencil frame and a stack of sheets lying on a base plate : de en
  • USD103179S - Design for a bottle decapper : en
  • US2070026A - Typewriting machine : en
  • US2070378A - Medicated steam bath : en
  • US2070449A - Embroidery and hemstitching machine : en
  • FR808660A - Improvement in facilities for opening tissue in casings : en fr
  • GB461096A - Ball bearing : en
  • GB461118A - Improvements in die-casting and pressure moulding machines : en
  • US2070244A - Play tent : en
  • FR808477A - Improvements to aircraft tracking devices : en fr
  • FR808723A - Lockable bolt lock : en fr
  • USPP234P - Avocado : en
  • US2069954A - Stop motion for circular looms : en
  • US2070427A - Heat extractor : en
  • US2070474A - Zinc alloy : en
  • FR808488A - Automatic gearbox for cars or all other applications : en fr
  • GB461227A - Improvements in or relating to the conveyance of boiling or gaseous liquids : en
  • US2069893A - Awning : en
  • FR808570A - : fr
  • GB461055A - Improvements in or relating to clamping devices for ropes and the like : en
  • AU125136A - Method and apparatus for extruding a coating upon a pipe : en
  • FR808696A - Gas filter : en fr
  • FR808610A - Process for purifying and deacidifying solutions and in particular water : en fr
  • GB461351A - Control arrangements for variable speed gearing of motor vehicles : en
  • FR808585A - Needle valve refinements : en fr
  • FR808626A - Swivel furniture caster : en fr
  • US2069825A - Alternating current regulator : en
  • US2070192A - Washing machine : en
  • US2070293A - Matrix making machine : en
  • CA363981A - Metal working machine : en fr
  • FR808459A - Improvements to valves used to control the flow of fluid to gas appliances : en fr
  • GB461134A - Improvements in or relating to electrically heated hot-water reservoirs : en
  • GR6289B - PORTABLE HYDRO HEATING ELECTRIC HEATED BODY AND OPERATING AUTOMATIC TEMPERATURE ADJUSTMENT AT THE PERFECT GRADE. : el en
  • FR808507A - Method and devices for heating steam generators for vehicles, in particular for rail cars and for road motor vehicles : en fr
  • GB461024A - Improvements relating to automatic weighing, packing and other machines employing supply hoppers : en
  • US2070466A - Gang-boring machine : en
  • DE641781C - Two-hand engaging device for presses, punching, scissors, etc. : de en
  • DE641784C - Unified distance and light meter : de en
  • DE641696C - Measuring plug with a tilting vessel surrounded by a housing : de en
  • DE641687C - Paper cigar tip with a partially transparent filter chamber formed by the tip coat : de en
  • USD103173S - Design for suspenders : en
  • FR808600A - Improvements to soluble derivatives of butadiene containing halogens, processes for preparing these substances and products obtained therefrom : en fr
  • AT148649B - Arrangement with a cathode ray tube and a high-voltage transformer serving to supply the same. : de en
  • AT148631B - Two-part walking stick designed as a hoe or the like, hollow in its lower part for the purpose of receiving a saw blade. : de en
  • US2070547A - Tile support : en
  • US2070096A - Closure : en
  • FR808593A - Roller machine with axles mounted on one side, in particular for the manufacture of confectionery articles : en fr
  • FR808646A - Iron-chrome-aluminum alloy : en fr
  • FR808648A - Process for the electrical treatment of organic materials in a voltolization apparatus : en fr
  • GB461213A - Improvements in apparatus for servicing motor vehicles with lubricants, petrol and the like : en
  • DE641597C - Process for the production of propionitrile pellets : de en
  • US2070489A - Retarded action hydraulic accelerator : en
  • USD103204S - Design for a blouse : en
  • US2070028A - Safety razor : en
  • AT148568B - Room fan for gas protection rooms. : de en
  • AU125436A - Pipe wrapping machine : en
  • US2069935A - Balloon shield for cap spinning machines : en
  • AT148636B - Motor vehicle that can be operated as a tracked or wheeled vehicle. : de en
  • GB461352A - Manufacture of condensation products and of lacquers and plastic masses therefrom : en
  • US2070232A - Pocket lighter : en
  • US2069908A - Bearing : en
  • USD103190S - Design for a cake of soap : en
  • US2070253A - Corn starch dextrine re-moistening gum : en
  • AT148577B - Roulette game machine. : de en
  • FR808498A - Electrical measuring device : en fr
  • CA364020A - Filament coloration : en fr
  • CA364065A - Nozzle for shoe coating machines : en fr
  • US2069944A - Spool : en
  • AT148564B - Braking device on the wagon, with drawbar guidance and Ackermann steering. : de en
  • FR808535A - Device for mixing liquids : en fr
  • US2070093A - Spiked sandal : en
  • US2070459A - Clamp : en
  • GB461050A - Improvements in and relating to multi-stage rotary piston engines : en
  • GB461095A - Improvements relating to contacts for electric switches and circuit breakers : en
  • GB461086A - Improvements in or relating to telemeters or the like : en
  • GR6288B - ELECTROMAGNETIC APPLIANCE FOR OPENING DOORS AND SIMILAR IN ANY ANGLE AND INCREASING THE RADIATION OF THE LEVER AFTER THE SOUND OF THE SOUNDER. : el en
  • AT148567B - Beer dispenser. : de en
  • US2069937A - Method of securing bung bushings : en
  • US2070131A - Manufacture of condensation products from aliphatic aldehydes : en
  • US2069862A - Carbonaceous electrode : en
  • USD103153S - Design for a storage battery cell : en
  • US2069803A - Cellulosic structures : en
  • US2070348A - Drop bottom container for container cars : en
  • AU105299B2 - Improvements in or relating to apparatus for use in the discharge of materials form retorts and the like : en
  • GB461100A - Improvements relating to weighing devices for use in connection with cigarette-making machines : en
  • US2070255A - Rule : en
  • GB460932A - Stands, especially for the display of articles : en
  • GB461138A - Improvements in or relating to gate or door stops : en
  • AU100182B2 - Improvements in or relating to lighting installations comprising vapor filled high pressure discharge tube : en
  • DE641704C - Monitoring device for electrical points and signal boxes : de en
  • FR808493A - Erasable bearing stop for valve springs and other applications : en fr
  • GB461107A - Improvements in or relating to clad aluminium alloys and method of manufacturing same : en
  • DE1398043U - : de en
  • FR808625A - Device preventing parasites from entering the interior of the box springs : en fr
  • GB460941A - Improvements in or relating to annealing furnaces : en
  • US2069867A - Electron emitter : en
  • GB461091A - Improvements in and relating to reflector devices for kerbs and the like of roadways : en
  • GB461049A - Improvements in or relating to boxes or cartons : en
  • GB461158A - Improvements in or relating to folding-wing aircraft : en
  • GB461202A - Process of extracting and concentrating vitamins : en
  • GB461029A - Improvements in and relating to manually operated means for opening and closing windows, ventilators, wind screens for motor cars and the like : en
  • US2069928A - Dirigible trailer : en
  • DE641795C - Double pantograph with two grinding pieces each for electrically operated rail vehicles : de en
  • US2069740A - Monoazo dyestuffs : en
  • GB461324A - Improvements in or relating to high frequency electric transmission lines : en
  • US2069920A - Safety razor : en
  • US2069780A - Multifrequency generator : en
  • US2070213A - Method of making white lead pigment : en
  • GB460950A - Improvements in and relating to the manufacture of straight round sticks, e.g., for roller blinds, awnings and the like : en
  • US2070228A - Key decoder : en
  • US2070034A - Spoon and fork : en
  • US2070305A - Circuit interrupter : en
  • US2069762A - Apparatus for feeding receptacle closure caps : en
  • DE641754C - Device for removing and pushing office clips onto several combined sheets of paper : de en
  • FR808706A - Improvements to cover letters and the like : en fr
  • GB461035A - An improved means to facilitate cleaning and scraping teeth and dentures in inaccessible places : en
  • FR808527A - Process for purifying trictesyl phosphate used to extract phenols : en fr
  • FR808681A - Electromagnetic rail brake : en fr
  • GB461084A - Fire extinguishing system : en
  • FR808485A - Cylinder head for high compression engines : en fr
  • FR808519A - Periodic absorption device for obtaining cold : en fr
  • US2069868A - Microphone amplifier : en
  • US2070386A - Cutting apparatus : en
  • US2069766A - Paper manufacture : en
  • US2070451A - Hard metal alloy : en
  • US2069810A - Sound recording and reproducing system : en
  • US2070020A - Signaling device : en
  • US2070209A - Method of storing and burning combustible mixtures : en
  • GB461146A - Improvements relating to foundation piles : en
  • FR808481A - Closing device, in particular for parachute bag : en fr
  • GB461427A - Improvements in the manufacture and production of n-substituted derivatives of 1.4-diaminoanthraquinone : en
  • US2070019A - Machine and apparatus for applying stays, bindings, and the like to shoes and other articles : en
  • US2070242A - Thermoplastic product and method of forming same : en
  • FR808607A - Trigger device for automatic firearms : en fr
  • GB461242A - Improvements in or relating to electric arc lamps : en
  • GB461160A - Improvements in reflectors for electric projection lamps : en
  • US2070225A - Pruning and like shears : en
  • US2069963A - Rotary strainer : en
  • DE641598C - Process for the preparation of heterocyclic compounds : de en
  • FR808645A - New transparent or translucent wall and its applications : en fr
  • GB461094A - Improvements relating to fasteners for connecting glass plates : en
  • FR808470A - Heating oil or other similar matter : en fr
  • FR808606A - Image decomposition tube with photocathode : en fr
  • US2069913A - Pneumatic signal system : en
  • US2069995A - Cable operated valve : en
  • US2070171A - Process for the purification of extracted honey : en
  • US2070222A - Photography : en
  • US2070409A - Hydraulic shock absorber : en
  • FR808658A - Water purification process by the catalytic oxidation of materials contained in wastewater, consuming oxygen : en fr
  • FR808627A - Buffer to securely fix screws in a thin wall : en fr
  • US2069945A - Textile roll : en
  • CA363958A - Cellulose ester saponification : en fr
  • US2069872A - Can orienting device : en
  • US2069906A - Welding rod : en
  • USD103097S - Design for an embossed metal sheet : en
  • GB460925A - Improvements in or relating to indicating or recording instruments : en
  • FR808717A - Condensation products : en fr
  • GB461132A - Improvements relating to welded structional reinforcements of floating vessels and structional steel constructions : en
  • FR808651A - Improvements to pressurized fluid distributors for reciprocating engines : en fr
  • US2070536A - Fuel burning and recuperating device : en
  • US2069844A - Paint applying machine : en
  • US2069975A - Electric spot welding arrangement : en
  • US2070146A - Aromatic arsonic acids and process of preparing them : en
  • US2070250A - Boiler construction : en
  • US2070288A - Hand operated power driven lawn mower : en
  • US2070115A - Fluid bearing : en
  • US2070307A - Method and apparatus for treating material with ozone and ultra violet rays : en
  • US2070512A - Hand stamp : en
  • USD103125S - Design for a glass refrigerator dish : en
  • US2070049A - Tray moving device for ovens : en
  • IE14367L - Moulded cementitious products : en
  • US2069888A - Horseshoe : en
  • US2070027A - Recovery of cellulose organic ester plastic materials : en
  • US2070188A - Lathe tool holder : en
  • US2070448A - Broom holder : en
  • US2070546A - Key-holder : en
  • DE641661C - Device for pressing around the crossing points of a wire mesh or mesh with clay, cement or any other plastic mass : de en
  • DE641668C - Ball catch for furniture doors or the like. : de en
  • DE641673C - Process for the production of hyposulfite : de en
  • FR808746A - New electric propulsion process, applicable in particular to trolleybuses : en fr
  • US2070243A - Woven fabric : en
  • US2069930A - Filling means for subterranean tanks : en
  • GB461200A - Improvements in or relating to pectin and method of preparing same : en
  • CA364019A - Textile material processing : en fr
  • GB461417A - Improvements in or relating to a system for facsimile transmission and reception : en
  • IE14291L - Manufacture of shot-gun cartridges : en
  • DE641716C - Process for the preparation of 2-amino quinizarin and its substitution products : de en
  • DK52672C - Building board. : da en
  • GB461220A - Process for obtaining 1.1.2 trichlorethane : en
  • AT148630B - Pen for holding veneer sheets together when gluing together. : de en
  • US2069936A - Direction indicator switch : en
  • US2070116A - Arch-supporting shoe : en
  • US2070220A - Transilluminating hood : en
  • DE641792C - Seal for lock gates and similar locking bodies in the field of hydraulic engineering : de en
  • GB461099A - Method of recovering books : en
  • GB460912A - Improvements in and relating to screw propellers for driving air-craft and water-craft : en
  • US2069785A - Conversion of hydrocarbons : en
  • DE641264C - Bearing shell : de en
  • GB460951A - Improvements in or relating to strap joint-forming tools : en
  • GB461047A - Improvements relating to scutching mills for treating flax, hemp, jute and like fibres : en
  • US2069996A - Releasable tank and bomb rack : en
  • US2070342A - Lock tool : en
  • US2070373A - Weather strip : en
  • FR808728A - Device for the treatment of living bodies with galvanic current : en fr
  • US2070139A - Florist wire dispenser : en
  • US2069763A - Manufacture of partially soluble felted fibrous articles : en
  • US2070059A - Cash register : en
  • US2070463A - Drilling machine : en
  • USD103203S - Design for a suit : en
  • AU49836A - Improvements in or relating to traffic control signals : en
  • FR808579A - Flue gas heat exchanger device for heating and vaporizing water and for superheating steam : en fr
  • FR808736A - Expander cone for fixing plunger tube for bicycle handlebars and the like : en fr
  • FR808509A - Mercury thermal switches : en fr
  • US2070310A - ostler : en
  • DE641780C - Silencer for intermittently flowing gas flows : de en
  • GB461178A - Improved device for securing railway rails : en
  • FR808525A - Turbine and motive power production methods : en fr
  • GB461103A - Improvements in or relating to froth flotation apparatus : en
  • GR6298B - HOW TO TREAT ANIMALS 'STOMACH IN LUXURY SKINS. : el en
  • DE641790C - Filling head provided with filling height limiter for filling containers, tanks, etc. like with fluids : de en
  • USD103132S - Design for a shoe : en
  • AU247136A - Improvements in or relating to friction material and making the same : en
  • FR808631A - Automatic valve : en fr
  • GB461058A - Improvements in or relating to the fixing of blades to turbine discs : en
  • FR808554A - Low-temperature manufacturing improvements of rubber hydrohalides and products obtained : en fr
  • US2070178A - Airplane navigating apparatus : en
  • US2069793A - Ullage rod : en
  • US2070256A - Method for making a sulphur bearing oil : en
  • GB461038A - Improvements in and relating to building construction : en
  • GB461121A - Improvements in or relating to suction cleaners : en
  • CA364021A - Foil manipulation : en fr
  • US2070105A - Saw setter : en
  • US2070369A - Brassiere : en
  • GB460901A - Improvements in and relating to the ventilation of closed rooms : en
  • CA364100A - Hydrocarbon conversion : en fr
  • AU227136A - Improvements in and relating to knitted fabrics and knitted articles particularly stockings; andthe method of producing same : en
  • GB460917A - Improvements in or relating to woodworkers' cramps : en
  • GB461179A - Improving vegetable or artificial fibrous or cellulose material : en
  • GB461249A - Improvements in or relating to methods of and means for classifying ores : en
  • DE641630C - Remote control and telecommunication device : de en
  • GB461193A - Improvements in and relating to supply and switching systems for electric heating apparatus : en
  • GB461320A - Improvements relating to liquid fuels : en
  • FR808641A - Magnetic coil used to make beams of electronic rays of large section : en fr
  • GB460952A - Improvements in or relating to guide members for rock drills : en
  • FR808453A - Device for automatically switching on the headlights of a vehicle : en fr
  • FR808574A - Method and apparatus for molding ceramic objects : en fr
  • US2069799A - Drill bit with rolling cutters : en
  • US2069970A - Vehicle and accessory therefor : en
  • US2070396A - Welding torch : en
  • FR808539A - Improvements to the mechanism for transporting tobacco to tobacco processing machines : en fr
  • FR808653A - Threshing unit applying to a harvester : en fr
  • FR808486A - Hydraulic control device for metal bending machines : en fr
  • US2069943A - Treatment of cellulosic materials : en
  • FR808671A - Mechanical material treatment apparatus : en fr
  • AT148622B - Advertising stands, especially for restaurants. : de en
  • AT148629B - Bushing for ventilation ducts. : de en
  • AU100195B2 - Improvements in or relating to water heaters : en
  • CA363997A - Artificial leather manufacturing apparatus : en fr
  • GB461342A - Improvements in or relating to apparatus for conditioning or drying paper : en
  • US2070411A - Pressure regulator : en
  • US2069737A - Means for controlling the charging voltage of storage batteries : en
  • US2070270A - Crushing machine : en
  • US2070322A - Automatic rouge feed for buffing machines : en
  • US2070133A - Flotation of cement copper : en
  • US2070306A - Welded fabricated structural member : en
  • DE641648C - Device for compacting the edges of hollow plywood vessels : de en
  • FR808560A - Process for the production of colored layers of gelatin for photographic materials : en fr
  • GB460926A - Improvements in and relating to moulding apparatus for casting concrete pipes : en
  • US2069997A - Carton : en
  • CA363971A - Door for coke ovens and gas generators : en fr
  • US2070148A - Phenolic resinous products and compositions containing them : en
  • US2070401A - Corrugated sheathing : en
  • AT148606B - Device for measuring the thickness of sheet metal and metal foils. : de en
  • DE641642C - Arrangement for ventilation around a horizontal axis swiveling headlamp housing : de en
  • DK52683C - Control device at Windows. : da en
  • AT148618B - Device for automatic control of the exposure time in photographic apparatus. : de en
  • US2070058A - Operator for roll top doors : en
  • US2069818A - Automotive clutch control mechanism : en
  • DE641670C - Process for firing steatite moldings : de en
  • DE641672C - Device for generating foam, especially for confectionery purposes : de en
  • US2069878A - Attaching means : en
  • US2069962A - Cellulose organic ester compositions containing ethers of dioxanediol : en
  • US2070107A - Drink dispensing device : en
  • DE641809C - Slide lock : de en
  • DK52660C - Procedure for the manufacture of impregnable textile fabrics. : da en
  • CA364013A - Alarm circuit : en fr
  • CA364071A - Masking tape : en fr
  • DE641736C - Cylinder filling grinding tool with radially adjustable grinding jaws : de en
  • DE641773C - Dressing material made from cellulose synthetic sponge : de en
  • GB461321A - Improvements relating to the production of motor fuels : en
  • DE641713C - Shut-off device for piping heads : de en
  • US2070207A - New condensation products and a process for preparing same : en
  • CA364015A - Combined toilet and bidet : en fr
  • US2070000A - Lubricated valve with resilient base : en
  • USD103138S - Design fob a shoe : en
  • US2070302A - Vacuum filling machine : en
  • US2070198A - Cigarette making machine : en
  • US2069934A - Modulation meter : en
  • US2070147A - Cloth advancing mechanism for wire weaving machines : en
  • FR808652A - Stabilization of image amplifiers : en fr
  • FR808719A - Improvements in irrigation pumps : en fr
  • GB461174A - Improvements in means for supporting spring floors : en
  • FR808582A - Advanced combine harvester : en fr
  • GB460930A - Improved casting mould for matrix composing and type line casting machines : en
  • GB461023A - Improvements in and relating to mills for grinding paints and other substances : en
  • CA364106A - Wood treatment : en fr
  • US2069851A - Incandescent lamp cinematographic apparatus : en
  • US2070224A - Bicycle : en
  • GB461221A - Compositions suitable for use in the washing of textile materials or for other washing purposes : en
  • US2070076A - Separation of molybdenite from copper sulphides : en
  • US2070439A - Deep fat fryer : en
  • US2069848A - Valve mechanism for gasoline stoves or the like : en
  • US2070480A - Artificial hand : en
  • FR808562A - Improvements in copper and lead alloys and in processes and apparatus for manufacturing these alloys : en fr
  • US2069806A - Cellulosic products and method for preparing same : en
  • CA364089A - Grain cleaning machine : en fr
  • CA364103A - Concrete joist block : en fr
  • FR808599A - Process for the production of chemicals by means of the electric arc supplied by currents of high frequencies : en fr
  • CA363975A - Tobacco stemmer : en fr
  • US2070129A - Toaster casing : en
  • US2070296A - Means for attaching members to the interior of hollow articles : en
  • GB461124A - Improvements in knitted fabrics and in the method of producing same : en
  • CA363977A - Steam generator : en fr
  • CA364011A - Alarm circuit : en fr
  • CA364032A - Ferrous alloy : en fr
  • FR808713A - Method and device for maintaining an electrolytic cell coil : en fr
  • GB461234A - Improvements in or relating to sound translating devices : en
  • GB461112A - Improvements in apparatus for spraying liquid by compressed air or gas : en
  • DE641559C - Device for separating the sheet raised at an edge or corner from the stack : de en
  • DE641655C - Stitch adjusting device on sewing machines : de en
  • FR808644A - Iris diaphragm for photographic shutters : en fr
  • FR808700A - Manufacturing process of luminescent materials : en fr
  • FR808709A - Method and apparatus for cutting filaments from continuous webs : en fr
  • US2070118A - Burner apparatus control mechanism : en
  • USD103191S - Design for an ensemble dress : en
  • FR808588A - Process for impregnating piles, posts and similar objects of freshly cut wood : en fr
  • CA364056A - Fastening element : en fr
  • CA364055A - Paper manufacture : en fr
  • DK52674C - Potato harvester. : da en
  • GB461194A - Washing machine : en
  • CA364025A - Intelligence transmission : en fr
  • FR808688A - Method and apparatus for cleaning movable partitions in latex coagulation tanks : en fr
  • GB460936A - Method of transforming a reciprocating rectilinear movement into a circular movement or conversely : en
  • IE14305L - Packing for bottles. : en
  • GB461192A - Improvements in or relating to high frequency electric transmission lines : en
  • US2070337A - Switch : en
  • US2070324A - Method of and means for folding paper products : en
  • US2070215A - Automatic transmission : en
  • GB461182A - Method of and means for recording sounds : en
  • DE641720C - Method for generating a grid voltage with a sharp waveform : de en
  • FR808541A - Fire corrector particularly applicable to anti-aircraft defense : en fr
  • FR808564A - Improvements to electric cables with concentric conductors : en fr
  • FR808699A - Sticky and adhesive products : en fr
  • GB461231A - Improvements in margin-stop mechanism for typewriters : en
  • US2069828A - Printing ink : en
  • US2070257A - Power apparatus : en
  • FR808457A - Electric starter : en fr
  • US2070057A - Air-conditioning system : en
  • US2070431A - Chart board : en
  • US2070353A - Manufacture of isatin compounds : en
  • US2070043A - Progressor mechanism for fruit treating machines : en
  • US2070447A - Alternating-current motor : en
  • US2070442A - Article of headwear : en
  • USD103186S - Design for a coat : en
  • US2070136A - Air chuck : en
  • US2070426A - Protective seal for electric batteries : en
  • GB460989A - Gear change mechanism for motor vehicles and motor cycles : en
  • DE641633C - Automatic rapid protection and reclosing device for transmission tubes fed via grid-controlled gas or vapor discharge paths with arc discharge or similar direct current consumers with positive temperature coefficients : de en
  • US2069769A - Railway tie puller : en
  • US2070047A - Method of purifying resinous material suitable for use in chewing gum : en
  • DE641691C - Coupling for two shafts with angle adjustment device : de en
  • GB461151A - Improvements in or relating to domestic ranges, fireplaces or the like : en
  • US2070127A - Process of preparing compounds of the thiourea series : en
  • USD103176S - Design fob a buckle : en
  • FR808469A - Improvements to rayon yarn manufacturing processes : en fr
  • CA363986A - Fibre and fabric processing : en fr
  • US2070007A - Toy : en
  • US2070321A - Electrical contact for rectifiers : en
  • GB461228A - Improvements in tuning apparatus for high frequency receiving systems : en
  • GB461144A - Improvements in resilient struts for use more especially in connection with the landing wheels of aeroplanes : en
  • GB461087A - Improvements in and relating to cardboard or other boxes or cases : en
  • US2070084A - Tube connecting device : en
  • USRE20262E - Supply mechanism : en
  • GB461033A - Improvements in or relating to indicating instruments : en
  • GB461239A - Improvements in or relating to end fittings or joint fittings for electric cables having compressed mineral powder insulation : en
  • DE641700C - Concrete bodies, in particular building bodies, with a content of peat : de en
  • GB461153A - Improvements in treasury note and like cases : en
  • DE641697C - Lock for right and left use : de en
  • FR808598A - Process for the production of dyes, in particular photographic sensitizing dyes, and compounds for the preparation of these dyes, and dyes resulting therefrom : en fr
  • US2070531A - Apparatus for roasting ore : en
  • DK52681C - Windshield wiper. : da en
  • FR808609A - Borosilicate Glass Enhancements Containing Cerium : en fr
  • GB461059A - Improvements in or relating to the preparation of aluminium oxide : en
  • GB461212A - Improvements in or relating to thermionic valves : en
  • GB461064A - Improvements in cartons for eggs : en
  • USD103197S - Design fob a printed textile fabric : en
  • FR808655A - : fr
  • US2069972A - Salmon lure : en
  • US2070189A - Diesel gas device or heater : en
  • US2070404A - Metatarsal arch support : en
  • US2069765A - Pressure resisting shaft mounting : en
  • US2070003A - Lubricating apparatus : en
  • US2070182A - Steam generator : en
  • FR808583A - Method and device for fermentation and cultivation on a small scale : en fr
  • FR808543A - Bowl crusher : en fr
  • FR808666A - Auto Body Swivel Window Lock : en fr
  • DE641763C - Eddy current friction brake for rail vehicles : de en
  • US2069971A - Manufacture or treatment of yarns or filaments : en
  • USD103154S - Design for a bottle : en
  • GB461128A - Scanning device for television : en
  • CA363989A - Silicic acid xerogel : en fr
  • DK52666C - Apparatus for Measuring the High Frequency Energy Delivered by a Discharge Pipe. : da en
  • US2070299A - Valve for percussive tools : en
  • US2070437A - Center bearing : en
  • US2069978A - Buckle : en
  • US2070259A - Battery cable terminal : en
  • CA363969A - Hook : en fr
  • GB461048A - A new or improved clip : en
  • GB461232A - Improvements in or relating to yarn guides : en
  • US2069743A - Azo dyestuffs and their production : en
  • FR808691A - Method and apparatus for packaging, in particular portions of canned cheese : en fr
  • US2070374A - Flow meter : en
  • US2070208A - Automobile glare shield : en
  • DK52670C - Radiator for Central heating system. : da en
  • FR808684A - Improvements to folding seats : en fr
  • FR808722A - Colorant mixtures : en fr
  • FR808638A - Advanced wheel for vehicles : en fr
  • DK52688C - Safety device at Container screw cap. : da en
  • DE641772C - Bandage with adhesive closure and winding device for medical purposes : de en
  • US2069777A - Machine and process for making hair waving pads : en
  • US2070159A - Automotive antenna : en
  • US2070223A - Heater : en
  • DE641811C - Machine for wide washing and fulling of fabrics : de en
  • DK52680C - Gravel spreader for Automobiles. : da en
  • FR808475A - Transmitting station for wireless telegraphy or telephony : en fr
  • GB460992A - Improvements in weighing apparatus : en
  • DE641665C - Aperture device for multiple perforated discs according to Nipkow, multiple mirror screws and the like. : de en
  • DE641740C - Process for making double warp pile fabrics : de en
  • US2069921A - Machine tool for performing operations on metal or other substances : en
  • US2070094A - Oil and engine cooling system : en
  • USPP233P - Peach : en
  • GB461203A - Improvements in or relating to electromagnets for lifting and other purposes : en
  • FR808750A - Improvements to large-area television receivers and in particular to screens comprising several elements and their scanning system : en fr
  • GB461309A - An improved machine for reproducing lettering and designs from patterns : en
  • US2069809A - Automatic volume control circuit : en
  • US2070478A - Collapsible sign character : en
  • CA364034A - Can end enamel applying method : en fr
  • AU100196B2 - Improvements in classifiers : en
  • USD103196S - Design fob a printed textile fabric : en
  • DE641779C - Support device used to carry sprinkler pipes : de en
  • DE641748C - Contact wire suspension in curves for roller pantographs : de en
  • AU45736A - An improved expanding nipple for tapping asbestos cement or similar pipes : en
  • US2069889A - Air cleaner : en
  • AU195536A - Improvements relating to thermostatic regulating or controlling devices : en
  • DE641635C - Process for tanning bare animals : de en
  • CA364096A - Flexible tool : en fr
  • US2070180A - Phonograph : en
  • US2070500A - Eaves trough strainer : en
  • CA364072A - Brake control mechanism : en fr
  • CA364083A - Globe mounting : en fr
  • DK52676C - V-belt. : da en
  • US2069885A - Case making machine : en
  • DE641816C - Production of chlorine nitrogen or substances containing chlorine nitrogen : de en
  • FR808744A - Lemon squeezers : en fr
  • DE641679C - Strip-shaped heating resistor for electric resistance ovens : de en
  • DE641724C - Process for the production of chromium-containing azo dyes : de en
  • AT148566B - Folding box with viewing opening. : de en
  • AU169336A - Improvements in or relating to lighting installations comprising vapor filled high pressure discharge tube : en
  • AT148555B - Opaque curtain that can be moved sideways. : de en
  • FR808711A - Process for deoxidizing steels during casting and preventing air from coming into contact with the casting jet : en fr
  • GB461216A - Process of concentrating aqueous rubber and like dispersions : en
  • FR808595A - Manufacturing process of bearings, its means of implementation and new industrial products obtained : en fr
  • GB461325A - Improvements in or relating to electrical oscillation generators for use for examplein generating oscillations of saw tooth wave form : en
  • US2070297A - Machine for folding cloth articles : en
  • US2069984A - Canned liquid dispensing means : en
  • US2070287A - Tufting machine : en
  • CA363979A - Metal working machine : en fr
  • FR808549A - Improvements in the manufacture of electrical devices with unilateral conductivity : en fr
  • GB461027A - Improvements in or relating to parallel sided containers of curvilinear or polygonal cross section : en
  • DK52682C - Automatic swing-out device for lifeboats. : da en
  • DE641785C - Method and device for determining the altitude of horizontally moving targets (aircraft) : de en
  • AT148586B - Strip seal. : de en
  • US2069798A - Drilling tool : en
  • US2070046A - Door prop : en
  • US2070283A - Automatic grinding machine : en
  • CA364082A - Cigar wood shield : en fr
  • AT148641B - Wind power machine. : de en
  • DE641735C - Extendable reflex camera : de en
  • DE641755C - Process for the production of ª ‰ -Bromaethylbenzene : de en
  • DK52661C - Apparatus for bringing loose, finely divided or powdered substances into solution or suspension. : da en
  • GB461031A - Air pumps for motor vehicles : en
  • DE641347C - Process for the catalytic production of acetic acid and acetaldehyde from acetylene : de en
  • DE641786C - Educational toy with hollow, employment-changeable wings composed of light metal profile spars and ribs : de en
  • US2070158A - Process for the preparation of grinding or polishing tools : en
  • FR808703A - Improvements in the preparation of malt : en fr
  • CA364088A - Electric vulcanizing apparatus : en fr
  • DK52659C - Device for Shirts with loose Flippers. : da en
  • FR808487A - Method and device for the automatic separation of liquid which may accumulate in the evaporator of refrigerating machines : en fr
  • GB461186A - Improvements in speed controlling means for engines, motors and the like : en
  • FR808497A - Manufacturing process for plastics, and resulting products : en fr
  • US2070122A - Roll film camera : en
  • US2070481A - Automatic braking device : en
  • USD103122S - Design for a bottle ob similar : en
  • US2070440A - Hydraulic brake : en
  • US2070552A - Free piston pneumatic hammer : en
  • CA364109A - Sash holder : en fr
  • FR808510A - Heating chemical composition : en fr
  • GB461191A - Rotary conveyors for bottle filling machines : en
  • US2070277A - Cushion drive starter attachment : en
  • US2070362A - Method of making chains : en
  • FR808621A - Wagon for the transport of frames : en fr
  • FR808680A - Device for supporting curtains, blinds, consisting of a pair of mobile rollers and a sheet metal bracket penetrating into said pair of rollers : en fr
  • US2070372A - Sleeveless motion reverser : en
  • US2070048A - Composite eraser : en
  • AT148573B - Push rod, in particular for internal combustion engines. : de en
  • AT148614B - Driver's brake valve for continuous automatic compressed air brakes. : de en
  • GB461083A - Improvements in or relating to knitting machines comprising needle jacks : en
  • FR808551A - Advanced articulator for fitting dentures, bridges and crowns : en fr
  • GB460998A - Improvements in cases for smoker's requisites : en
  • US2070315A - Circuit interrupter : en
  • GB460922A - Improvements in or relating to drawing apparatus for textile spinning and like frames : en
  • GR6286B - CARPET CLEANER AND LAYER. : el en
  • US2069800A - Cellulosic structures : en
  • US2069974A - Cellulose esters and process of preparing them : en
  • DE641805C - Drive chain : de en
  • DE641778C - Objective nosepiece for microscopes : de en
  • DK52684C - Safe. : da en
  • GB461117A - Improvements in or relating to a process of recovering alumina from aluminous silicious material containing a substantial proportion of silica : en
  • US2070238A - Electric clock : en
  • US2070329A - Flexible gear drive : en
  • US2069870A - Track shunting apparatus : en
  • US2069969A - Scaffolding ladder : en
  • US2070501A - Pool-type discharge device : en
  • US2069911A - Vehicle suspension : en
  • US2070109A - Easily soluble salts of acylaminophenol-arsonic acids : en
  • GB461157A - Improved mechanism for actuating the control surfaces of aircraft : en
  • AT148587B - Automatic cutting device for clay extrusion. : de en
  • AT148628B - Cleaning device with metal bristles. : de en
  • US2070199A - Sanitary rolling pin cover : en
  • US2070278A - Printing ink : en
  • GB461080A - Process for the manufacture of addition products of acetylene and its hydrocarbon substitution products : en
  • FR808693A - Piston casting device for engines, composed of alloys of different types : en fr
  • FR808532A - Circular saw : en fr
  • DE641627C - Device for receiving images while watching TV : de en
  • DE641523C - Arrangement for comparing alternating current resistors with only slightly different normal resistances, in particular for comparing variable capacitors, using a rectifier circuit to measure the deviations : de en
  • DE641636C - Device for examination with X-rays : de en
  • GB461142A - Improvements relating to ignition magnetos for internal combustion engines : en
  • FR808512A - Electrical installation with a single accumulator battery for vehicles with several engines, in particular for railcars : en fr
  • FR808735A - Needling machine : en fr
  • DE641621C - Pipe slide control for compressed air tools : de en
  • US2070493A - Glass mold : en
  • USD103113S - Design for a shoe : en
  • FR808597A - TV tube : en fr
  • GB461558A - Improvements in and relating to processes for the manufacture of artificial leather : en
  • GB461108A - Process and apparatus for the manufacture of highly-twisted crepe threads consisting of or containing filaments of a cellulose ester or ether : en
  • GB461211A - Improvements in or relating to electric discharge devices : en
  • FR808468A - Special designs for the construction of underground aircraft shelters : en fr
  • GB461613A - Improvements relating to driving and conveyor belts : en
  • US2070393A - Brush : en
  • FR808483A - : fr
  • GB461429A - A new or improved machine for depositing cream, chocolate or the like on biscuits, and for like purposes : en
  • GB461170A - Improvements in and relating to aircraft : en
  • US2069966A - Door structure : en
  • US2070227A - Rotary drum drier : en
  • FR808747A - Combination device transformable, indirect electric heating for the undulating curl and hair drying : en fr
  • CA364077A - Circular knitting machine : en fr
  • FR808471A - Improvements to liquid measuring devices : en fr
  • DE641667C - Process for making foils or shaped bodies made of cellulose acetate and similar materials heat-resistant : de en
  • AT148600B - Process for internal matting of hollow glasses. : de en
  • GB460974A - Tangential honey extractor : en
  • GB461141A - A new or improved ball bearing : en
  • GB461356A - Improvements in or connected with the construction of aircraft bodies, wings and aerofoils : en
  • US2070055A - Shelf attachment : en
  • US2070421A - Refrigerating apparatus : en
  • AU100193B2 - Method and apparatus for extruding a coating upon a pipe : en
  • US2070394A - Machine for the manufacture of sheet-paper blocks : en
  • CA364095A - Composite pile : en fr
  • US2070532A - Ingot mold : en
  • AT148608B - Process for the production of fertilizers containing phosphoric acid. : de en
  • AU100177B2 - Improvements in lamp reflectors and lenses therefor : en
  • CA363998A - Chair and chesterfield : en fr
  • US2070477A - Lift cutting machine : en
  • CA364035A - Dispensing apparatus : en fr
  • FR808533A - Advanced fastening device : en fr
  • DK52685C - Razor. : da en
  • US2069976A - Wrench : en
  • US2069931A - Ignition timer controlling mechanism : en
  • US2070261A - Can opener : en
  • US2070445A - Parking meter : en
  • US2069915A - Signaling system : en
  • US2070030A - Steam bath cabinet : en
  • AU223736A - Improvements relating to reciprocating engines, pumps or compressors ofthe swash or wobble-plate type : en
  • US2069797A - Core drill : en
  • US2070083A - Harvester : en
  • US2070298A - Vertical master cylinder : en
  • US2070553A - Resinous coating : en
  • CA364107A - Screw : en fr
  • US2070496A - Process of obtaining manganese values from carbonate ores : en
  • US2070549A - Printing machine : en
  • AT148562B - Dismountable ski. : de en
  • AU100181B2 - Improvement in process for recovering carbon dioxide : en
  • AT148605B - Device for remote actuation and remote reporting. : de en
  • US2070236A - Method and apparatus for making sulphur dioxide : en
  • US2070435A - Electric condenser : en
  • US2070452A - Figure toy : en
  • CA364054A - Meningococcus toxin : en fr
  • US2070344A - Electric musical instrument : en
  • US2070495A - Drink tube holder : en
  • US2070508A - Feed regulator and separator : en
  • US2070334A - Lamp support : en
  • DE641750C - Process for the production of phosphate-containing coatings on metals : de en
  • FR808672A - Process for the preparation of materials resistant to the action of liquid fuels : en fr
  • AU100178B2 - Improvements in display means for refrigerator cabinets : en
  • CA363980A - Broaching machine : en fr
  • US2070330A - Refrigerating apparatus : en
  • US2070492A - Bath cabinet : en
  • AT148640B - Soundproofing device for metal tracks. : de en
  • US2069775A - Feed collet : en
  • US2069779A - Full-tank warning device : en
  • US2069917A - Liquid level indicator : en
  • US2070016A - Hose supporter : en
  • US2070294A - Treatment of hydrocarbon oils : en
  • DK52687C - Vehicle for use on a hilly roundabout. : da en
  • US2069784A - Mouthpiece and double ended reed for wind musical instruments : en
  • US2070197A - Adjustable truss for pistons : en
  • US2070252A - Process and apparatus for drying tubing : en
  • CA364067A - Bell ringing mechanism : en fr
  • AT148612B - Method and device for preventing the deposition of dust on optical tone films when they are used. : de en
  • US2070462A - Parallel operation of thyratrons : en
  • US2070349A - Drop bottom container for container cars : en
  • US2070458A - Knitting machine : en
  • US2070548A - Utility light : en
  • FR808482A - Automatic control device, in particular for opening parachute bags : en fr
  • US2070484A - Beach accessory : en
  • USD103184S - Design for a metal flower basket : en
  • US2070518A - Motor vehicle gauge : en
  • GB461119A - Improvements in and relating to temperature controlled electric switches : en
  • FR808489A - Process for loading various devices and projectiles with molten explosive and equipment for the application of said process : en fr
  • GB460995A - Improvements in tipping vehicles : en
  • GB461136A - Improvements in or relating to electric signalling systems : en
  • FR808685A - Improvements in devices and processes for the production of gas, by dry distillation, from wood, peat or other cellulose materials : en fr
  • IE14601L - Needle weaving looms : en
  • GB461043A - Improvements in vermin traps and their processes of manufacture : en
  • US2070237A - Production of sulphur dioxide : en
  • FR808514A - Automatic flushing device : en fr
  • DE641624C - Process for removing plaster of paris from such liquids which contain in dissolved form : de en
  • AT148563B - Adjustable suspension for motorcycle sidecars. : de en
  • CA363993A - Set-up container : en fr
  • US2070341A - Drive mechanism for motor vehicles : en
  • GB461493A - Improvements in machines for depositing cream on biscuits, and like articles : en
  • US2070011A - Recording scale : en
  • FR808663A - Detachable needle spray gun device : en fr
  • GB461204A - Arrangement to obtain great ranges for ultra-short-waves : en
  • GB461180A - Apparatus for the separation of solid or liquid particles from gases, vapours or smoke : en
  • FR808473A - Advanced chain : en fr
  • GB461097A - A laying battery cage for poultry : en
  • GB461156A - Improvements in collapsible boxes and crates : en
  • FR808712A - Manufacturing process of organic compounds : en fr
  • US2070332A - Ear protector : en
  • AT148551B - Electric wave filter. : de en
  • FR808594A - Device for sucking a sugar solution from a stirrer cooker : en fr
  • GB460993A - Projection screen especially for acoustic reproduction : en
  • AT148645B - Spark gap, in particular arc converters. : de en
  • GB461426A - Improvements in the manufacture and production of hydroxyalkylaminoanthraquinones : en
  • FR808741A - Temperature rise detector : en fr
  • GB460957A - Improvements in or relating to motion picture apparatus : en
  • GB461085A - Improvements in power operating mechanisms more particularly for electric switches : en
  • FR808460A - Improvements to hose clamps : en fr
  • DE641757C - Printing machine equipped with a plurality of sheet feeders : de en
  • GB461057A - Improvements in seals for the knotted ends of strings and the like : en
  • GB461122A - Improvements in and relating to sound mufflers for the compressors of refrigerating machines : en
  • FR808576A - Method and apparatus for making open boxes of cardboard, or the like : en fr
  • FR808537A - Envelope for photographic material : en fr
  • GB460975A - Improvements in and relating to aircraft engines : en
  • FR808504A - Method and apparatus for vaporizing aqueous hydrochloric acid : en fr
  • GB460911A - Manufacture of 3:4:5:6-halogen-2-amino-1-oxybenzenes : en
  • FR808452A - Film for the projection of non-moving images and device for its use : en fr
  • GB461316A - Improvements in and relating to display stands : en
  • US2070106A - Gravity feed for cross-cut saw handles : en
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  • US2069932A - Electrical system : en
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  • GB461039A - Improvements in or relating to means for fastening corsets : en
  • GB461067A - Shields for attachment to vehicle headlamps : en
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  • US2070408A - Portable garment hanger : en
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  • FR808571A - Improvements to gas burners : en fr
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  • DE641819C - Process for the production of hydrocyanic acid from gases : de en
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  • CA363983A - Ferric sulphate : en fr
  • US2070515A - Detachable crotch girdle : en
  • USD103112S - Design for a toiletry case : en
  • US2069875A - Process of and apparatus for roasting ores : en
  • US2070021A - Operating device for coin-actuated machines : en
  • US2070111A - Broiling device : en
  • CA363973A - Photographic emulsion : en fr
  • CA364038A - Metallic digester lining : en fr
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  • US2069981A - Focusing self-erecting front camera : en
  • US2070381A - Pin hole grinder : en
  • US2069849A - Safety seal and protector for valves : en
  • US2070520A - Incinerator : en
  • FR808545A - Improvements in methods and apparatus for shaping, shaping and, optionally, cutting sheet materials such as metal sheets : en fr
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  • USD103155S - Design for a lens for signal lamps : en
  • USD103183S - Design for an airplane : en
  • GB461088A - Improvements in tunnel kilns : en
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  • DK52668C - Steam chamber for use in permanent wave. : da en
  • US2069827A - Record clamping means : en
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  • FR808605A - Method and device for reproducing patterns on printing plates, by means of photo-electrically controlled engravers : en fr
  • US2070246A - Railway rail and rail-joint : en
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  • US2070319A - Apparatus for influencing the character of electron rays : en
  • US2069958A - Implement for conditioning lawns : en
  • US2069756A - Hinging means : en
  • US2070248A - Nitrocellulose product : en
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  • USD103149S - Design foe a percolator : en
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  • GR6291B - APPLIANCE FOR KARYKOMA. : el en
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  • US2070514A - Combination sinker and lure : en
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  • US2070397A - Arm support : en
  • FR808690A - Engine fuels improvements : en fr
  • US2070039A - Filter : en
  • AT148621B - Mesh welding device. : de en
  • US2070276A - Lock : en
  • USD103152S - Design fob a decanter ob similar : en
  • US2069892A - Method of analyzing mixed organic acid esters of cellulose : en
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  • US2069804A - Cellulosic material and method for making same : en
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  • US2069980A - Method of making chain links : en
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  • US2070009A - Anterior throttle carburetor : en
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  • USD103188S - Design for a casing for a coffee : en
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  • US2070522A - Preparation of mercapto aryl thiazoles : en
  • US2070205A - Manufacture of window envelopes : en
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  • DE641762C - Mobile tar and bitumen cooker : de en
  • US2069819A - Stitched fabric : en
  • US2070088A - Radio cabinet : en
  • US2070491A - Electric heating system : en
  • US2070355A - Recoil operated small arm : en
  • US2070410A - Efficiency graded pattern : en
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  • US2070036A - Wall plaster composition : en
  • US2070461A - Piston fountain pen : en
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  • GB461011A - Improvements in and relating to the decoration of pottery, glass and like articles : en
  • GB461162A - Improvement in or relating to conveyors : en
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  • US2069794A - Shell for firearms : en
  • US2070284A - Treating distillery slop and feed substance produced thereby : en
  • USD103123S - Design for a piano case : en
  • USD103205S - Design fob an automobile heater : en
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  • US2070125A - Apparatus for refining rosin : en
  • US2070145A - Organic arsenic compounds : en
  • US2069802A - Cellulosic structures : en
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  • US2070110A - Venetian blind clamp : en
  • DE637629C - Process for refilling the liquid cast material during the continuous casting of metal bars : de en
  • FR808587A - Relief cinematography method and devices : en fr
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  • US2069778A - Plural ply fabric : en
  • US2069910A - Method for shrinking cloth : en
  • US2070371A - Winder : en
  • US2069993A - Automatic motor operated pressure regulating system : en
  • US2070097A - Ice cube cracker : en
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  • US2070117A - Dihydrotachysterol and process of manufacturing the same : en
  • USD103192S - Design for a dress : en
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  • US2070183A - Apparatus for making folds in type strips used for casting bars of printers' type : en
  • US2070419A - bookkeeping machine : en
  • US2070098A - Method of removing hydrogen sulphide from hydrocarbon gases : en
  • US2070268A - Dielectric medium : en
  • US2070308A - Method of making soap particles : en
  • US2070114A - Well elevator : en
  • US2070357A - Oil burner : en
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  • US2070166A - Furnace tuyere : en
  • US2070326A - Well flow head : en
  • US2070456A - Transmission mechanism : en
  • US2069744A - Fluid distribution system : en
  • US2070345A - Nonrefillable bottle : en
  • US2069957A - Tray : en
  • US2070202A - Vacuum breaker trap : en
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  • US2070258A - Production of tertiary butyl alcohol : en
  • US2070402A - Pinking machine : en
  • USD103144S - Design for a telephone directory : en
  • USD103162S - Design fob a timer case : en
  • USD103194S - Design for a printed textile fabric : en
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  • US2069758A - Ferrous metal and process for producing same : en
  • US2069783A - Valve mechanism : en
  • US2070271A - Electrical contact : en
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  • US2069817A - Acoustic device : en
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  • US2070390A - Bag sealing and labeling machine : en
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  • US2069869A - Automatic tone control circuit : en
  • USD103200S - Design for a printed textile fabric : en
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  • US2070153A - Snow plow hoist : en
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  • DE1398044U - : de en
  • FR808580A - Improvements in hydrocarbon processing : en fr
  • US2070217A - Tool : en
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  • US2070331A - Plastic material and method of making : en
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  • USD103169S - Design fob a covered dish : en
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  • US2069821A - Missile projecting device : en
  • US2070074A - Apparatus for discharging filters : en
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  • US2069823A - Waterproofing materials and processes for producing the same : en
  • US2069822A - Target structure : en
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  • US2070383A - Lubricant : en
  • US2069857A - Liquid fuel burner : en
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  • US2070273A - Process of treating vegetable fibers : en
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  • US2070265A - Rotary printing press : en
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  • US2070318A - Manufacture of alcohols : en
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  • CA364016A - Rubber sponge scouring device : en fr
  • US2070464A - Collar : en
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  • DE641663C - Device for preventing all cells from leaking if one or more cells of a multi-part tank leak, especially for vehicles : de en
  • DE641764C - Device for displaying interference currents or for automatic regulation of the amplification in telephone systems with speech current amplifiers : de en
  • US2069955A - Heat gatherer and deflector for motor vehicles : en
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  • GB461198A - Improvements relating to alternating current electrical energy meters : en
  • FR808506A - Device for automatic regulation of air heating of railway vehicles : en fr
  • GB461188A - Improvements relating to screw plugs for openings in container walls : en
  • GB460942A - A new or improved cleaning composition : en
  • GB461068A - Improvements in and relating to cores for dynamo-electric machines : en
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  • FR808513A - Elastic support device for electric lamp sockets : en fr
  • CA364084A - Thermostatic switch : en fr
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  • AT148643B - Injector with automatic slack valve closure. : de en
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  • AU86736A - Improvements in flush valves andthe like : en
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  • AT148646B - Arrangement for stabilizing direct or alternating voltages by means of NTC thermistors. : de en
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  • US2070156A - Tool and method of making same : en
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  • AU187436A - Improvements relating to thermostatic regulating or controlling devices : en
  • CA364017A - Photographic sound record printing apparatus : en fr
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  • GB461135A - Improvements in or relating to moulds for moulding plastic materials : en
  • GB460987A - Improvements in tuning systems for radio apparatus : en
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  • CA364081A - Aircraft refuelling means : en fr
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  • GB460933A - Improvements in or relating to cross field generators : en
  • US2070441A - Roughing cutter : en
  • FR808548A - Process for the reduction of magnesium sulfate : en fr
  • FR808540A - Further development of constant velocity universal joints : en fr
  • FR808474A - Advanced training in control devices for aircraft control surfaces : en fr
  • US2070240A - Therapeutic compound : en
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  • FR808635A - Concentrated ozone generator, self-regulating output : en fr
  • FR808553A - Improvements to signaling devices for railways : en fr
  • US2070473A - Control system : en
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  • FR808466A - Protective guard for the cutting edge of the blades of agricultural implements such as faulx, sickles, etc. : en fr
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  • DE641723C - Device for electrical resistance welding, in particular for spot or point seam welding : de en
  • GB460904A - Improvements in electric signalling systems : en
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  • US2069880A - Block removing device for concrete block machines : en
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  • GB461189A - The manufacture of new hydroxycarboxylic acids : en
  • US2069876A - Timing instrument : en
  • US2070079A - Manufacture of nickel carbonyl : en
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  • GB461044A - Improvements in apparatus for charging and discharging containers for compressed gases : en
  • US2069835A - Coating apparatus : en
  • US2070420A - Sponge holder : en
  • AU48636A - Improvements in display means for refrigerator cabinets : en
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  • US2070528A - Laundry machinery : en
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  • GB461190A - Improved machine for filling bottles : en
  • GB461032A - Improvements in door knobs or handles : en
  • DE641714C - Process for the production of metallic selenium : de en
  • FR808478A - : fr
  • US2069788A - Abrasive wheel : en
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  • USD103139S - Design fob a shoe : en
  • DE641692C - Device for cooling horizontally arranged grinding disks : de en
  • FR808616A - Improvements to hydraulic shock absorbers : en fr
  • GB460900A - Improvements in or relating to chairs, settees and the like : en
  • US2069903A - Insulating material having a high dielectric constant and a process of producing same : en
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  • FR808463A - Improvements to mechanical traction vehicles : en fr
  • US2069790A - Lubricant : en
  • US2069841A - Safety device for phonographs : en
  • US2070064A - Cash drawer : en
  • US2070177A - Dispersing agent : en
  • US2070095A - Floor truck : en
  • DE641631C - Speed controller for electric motors : de en
  • DE641639C - Process for the preparation of 1-ascorbic acid : de en
  • DE641658C - Hinge for motor vehicle doors : de en
  • GB460997A - Improvements in or relating to systems for the teletransmission of indications of meters or like devices : en
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  • US2069771A - Manufacture of felted proofed fibrous materials : en
  • US2070304A - Motor fuel : en
  • US2069864A - Innersole with attached rib : en
  • FR808731A - Method and device for shipping and preserving fresh fish and the like : en fr
  • FR808632A - Process for incorporating copper and various other metals into mixtures of terpene products and emulsifiers : en fr
  • FR808715A - Improvements made to dowsing clocks : en fr
  • GB461236A - The manufacture of new artificial fibres, films and the like : en
  • US2070053A - Highway flare : en
  • US2070295A - Treatment of hydrocarbon oils : en
  • USD103092S - Design fob a bedstead : en
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  • FR808682A - Movable cable intended in particular for electric arc lamps or the like : en fr
  • DE641682C - Gas generator with a refractory lining and an iron insert : de en
  • GB461007A - Improvements in or relating to air-screws : en
  • GB461173A - Improvements relating to lacquers : en
  • FR808556A - Combined electric winding system : en fr
  • GB460953A - Automatic safety device for electric flatirons and other electrically heated devices : en
  • US2070113A - Motor vehicle : en
  • GB461197A - Improvements in or relating to television apparatus : en
  • FR808495A - Improvement in power supply devices for explosion engines operating with liquid fuels : en fr
  • DE641651C - Loeschnapf suspended over an ashtray to extinguish cigars and cigarettes : de en
  • DE641801C - Process for chlorinating rubber-like compositions : de en
  • FR808687A - Beverage and its manufacturing process : en fr
  • US2069998A - Lubricated valve : en
  • US2070154A - Clutch : en
  • GB461113A - Sensitivity regulation in receivers for wireless telephony and telegraphy : en
  • CA364028A - Recess forming punch and holder : en fr
  • USD103135S - Design for a textile fabric : en
  • FR808649A - Process for obtaining glucinium-copper alloys : en fr
  • GB460958A - Improvements in or relating to electric contacts : en
  • GB461240A - Improvements in and relating to the manufacture of refractory ware : en
  • DE628821C - Process for the simultaneous photographing of the three partial color images for multi-color photography and cinematography : de en
  • GB461148A - Improvements in tins, cartons or like containers for pouring or sprinkling their contents : en
  • GB461195A - Improvements in electrical systems for the remote indication of speed : en
  • DK52663C - Process for the Preparation of Imidazolines, Substituted in the 2-Position. : da en
  • DE641647C - Junction formation for welded structures : de en
  • CA364023A - Alcohol and ether manufacture : en fr
  • DE641649C - Tilt balance : de en
  • GB461021A - Improvements in or relating to corsets, corselets and the like : en
  • FR808628A - Billiard table : en fr
  • FR808686A - Snap button : en fr
  • GB460945A - Improvements in or relating to circular knitting machines : en
  • FR808592A - Process and apparatus for the manufacture of filled sugar pastes in the form of strings : en fr
  • DE641637C - Method of processing cement mortars : de en
  • GB460949A - Improvements relating to coin-freed vending machines : en
  • US2069750A - Apparatus for training in gunfire : en
  • DE639652C - Ignition stick : de en
  • US2070429A - Bumper guard : en
  • GB461207A - Improvements in clips or holders for surgical towels : en
  • USD103159S - Design for suspenders : en
  • US2070204A - Liquid seal vent : en
  • US2070281A - Surgical knife : en
  • US2070511A - Domestic refrigerator : en
  • DE641734C - Device for copying photographic color halftone images : de en
  • GB461053A - Improvements in boot cleaning and polishing sets : en
  • GB461075A - Improvements in or relating to apparatus for weighing filamentary bodies such as threads : en
  • AU100206B2 - Improvements in flush valves andthe like : en
  • GB461145A - Improvements in furnaces for solid fuels : en
  • AT148625B - Drafting system for self-actuators, ring and roving machines. : de en
  • CA363992A - Fastener smoothing machine : en fr
  • FR808677A - Manufacturing process for non-shattering safety glass : en fr
  • US2069927A - Compositions of matter : en
  • DE641797C - High-voltage transformer, in particular voltage converter, with a solid insulating sleeve that surrounds the high-voltage winding and is applied under pressure and heat : de en
  • FR808591A - Piston machine, in particular internal combustion engine : en fr
  • GB461036A - Improvements in or relating to opening devices for cardboard boxes : en
  • US2069923A - Channeling machine : en
  • US2070001A - Rotary core bit : en
  • USD103134S - Design for a textile fabric : en
  • DK52671C - Ventilation pipes for air renewal in rooms that are heated by means of a central heating system. : da en
  • US2069897A - Bottle closure assembling machine : en
  • US2069987A - Fastening means : en
  • FR808505A - Phase combination signal translator : en fr
  • GB461143A - A new or improved inner cap, net cap or headband for use with a bathing cap : en
  • DE641744C - Device for bending sheet metal into the shape of profiles : de en
  • USD103141S - Design for a compound tool : en
  • DE641638C - Method for sizing rayon : de en
  • DE641686C - Safety device on coating machines or the like. : de en
  • GB461171A - Improvements relating to filing cabinets : en
  • GB461252A - Improvements in or relating to the treatment of alkaline cyanide solutions containing dissolved precious metals : en
  • CA364036A - Safety razor : en fr
  • US2070112A - Police-communication system : en
  • US2070164A - Heddle frame : en
  • US2070245A - Automotive vehicle : en
  • FR808668A - Device for supplying internal combustion engines with water vapor taken directly from the radiator, at the same time as fuel : en fr
  • FR808692A - Process for making special steel by adding sulfur : en fr
  • GB460909A - Improvements in or relating to containers for electric apparatus such as electric condensers : en
  • GB461246A - Improvements in and relating to electric motor control systems : en
  • FR808708A - Photophonic reproduction device : en fr
  • IE13953L - Garment pressing machines : en
  • US2069757A - Weighing scale : en
  • US2070132A - Electric flash sign : en
  • US2070274A - Shipping container cover fastener : en
  • US2070457A - Evaporator for refrigerating machines : en
  • FR808659A - Spring register for blade flaps, in looms : en fr
  • GB461008A - Indicating device for liquid-filled electrical apparatus : en
  • GB461205A - Improvements in and relating to snap action mechanism for operating electric switches : en
  • US2070343A - Current conducting bar : en
  • AT148579B - Process for activating cathodes in discharge tubes using gases or vapors. : de en
  • DE641718C - Circuit arrangement for automatic or semi-automatic telephone systems : de en
  • US2070433A - Thermostat : en
  • CA363982A - Vault construction : en fr
  • CA363984A - Vinyl resin denture composition : en fr
  • CA364008A - Heel-attaching machine : en fr
  • US2070363A - Frost protection for flush tanks : en
  • US2070499A - Cover clamp for electrical apparatus : en
  • USD103201S - Design fob a printed textile fabric : en
  • US2069951A - Spark plug : en
  • US2069808A - Gas regulator : en
  • CA364058A - Oil pour point depressor : en fr
  • US2070541A - Storage battery charge control : en
  • US2069922A - Channeling machine : en
  • CA364030A - Antimony trioxide production : en fr
  • DE641709C - Brewing and cooking device for coffee machines : de en
  • AT148554B - Input circuit for receiving devices. : de en
  • US2069856A - Ruching device : en
  • US2070054A - Footrest : en
  • USD103131S - Design for a flo wee exhibiting : en
  • AT148637B - Combustion turbine. : de en
  • US2070071A - Electrical transmission system : en
  • US2070123A - Bath sponge : en
  • US2070487A - Metal cleaning : en
  • DE641712C - Safety device for coin gas meters, gas meters and gas devices of all kinds : de en
  • DE641738C - Loeschwiege : de en
  • FR808656A - Cathodic luminescence electric lamp : en fr
  • GB461243A - Improvements in chuck operating keys : en
  • US2070543A - Muffler : en
  • CA363968A - Seamless tube making apparatus : en fr
  • DE641789C - Electric roller mounted on fixed journals, especially for driving conveyor belts, with a transmission gear and internal rotor motor located inside the roller : de en
  • AT148601B - Fusion welded steam boilers and other pressure vessels. : de en
  • CA364099A - Concrete pole making machine : en fr
  • DE641799C - Process for the preparation of polymethine dyes : de en
  • US2069999A - Lubricated valve : en
  • US2070312A - Facsimile transmission system : en
  • FR808456A - Power lift and propulsion unit and aircraft fitted with this unit : en fr
  • FR808727A - Electrical safety switch for motor vehicles : en fr
  • US2069949A - Vacuum cleaner : en
  • CA363956A - Fastener mount : en fr
  • US2069968A - Focusing self-erecting front camera : en
  • USD103128S - Design for a toy bank : en
  • GB461106A - Improvements in and relating to means for directionally projecting sound : en
  • US2069781A - Bearing unit : en
  • US2069877A - Nut cracking device : en
  • US2070389A - Stoker construction : en
  • AT148572B - Process for the production of a pipe connection with an invisible inner nipple. : de en
  • AU100179B2 - Electrical time lag switch : en
  • US2069795A - Cutter assembly for oil well tools : en
  • USD103106S - Design foe a heater casing or simi : en
  • AT148607B - Swimwear. : de en
  • US2070403A - Ear fitting for excluding water or diminishing sound : en
  • US2069840A - Refrigeration : en
  • US2070418A - Multiplex cable code telegraphy with diversity reception : en
  • US2070521A - Antioxidant : en
  • CA364010A - Sheet material working machine : en fr
  • DE632765C - Electrically controlled sliding weight scale : de en
  • US2069879A - Positive carbon feeding head : en
  • GB461066A - Improvements in rotary brushes : en
  • CA364076A - Sheet material crimping apparatus : en fr
  • US2069852A - Vehicle : en
  • US2070035A - Wire coating mechanism : en
  • US2070170A - Knitting machine : en
  • US2070067A - Steam scrubber : en
  • US2070467A - Printing composition and process : en
  • US2069776A - Machine and process for making hair waving pads : en
  • US2069902A - Refrigerator : en
  • GB460990A - Improvements in road motor vehicles : en
  • US2070038A - Method and means for producing smoke and fog effects : en
  • US2069964A - Shoe and tongue therefor : en
  • US2069938A - Rotary or sleeve valve used in combustion chambers : en
  • US2070454A - Automatic traffic signal switch : en
  • USD103140S - Febtilizing gun : en
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  • CA363959A - Hydrocarbon gas : en fr
  • US2069829A - Typewriting machine : en
  • US2069807A - Cellulosic substances and method for preparing same : en
  • US2069782A - Means for defrosting refrigerators : en
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  • DE641749C - Arrangement to achieve an almost constant voltage characteristic in inverters working with grid-controlled vapor or gas discharge paths : de en
  • US2070316A - Portable flashlight : en
  • FR808695A - Improvements to sheet materials, backing materials, adhesive sheets, and packaging materials or tapes, and methods of preparation thereof : en fr
  • GB461115A - Improvements in and relating to refining or alloying of metals : en
  • US2069768A - Annealing cover : en
  • US2069866A - Apparatus for permanently waving hair : en
  • USD103110S - Design for a heater casing or simi : en
  • USD103172S - Design fob a shield fob an automo : en
  • US2070412A - Tap : en
  • US2070050A - Bumper carried lifting jack for automobiles : en
  • US2070264A - Dispensing device : en
  • FR808494A - Improvements to electrically heated irons : en fr
  • US2070041A - Garden implement : en
  • US2070087A - Clock : en
  • AT148588B - Device to facilitate monetary transactions, especially with hard money. : de en
  • GB460903A - Improvements in electric signalling systems : en
  • GB460929A - Improvements relating to distributor for liquid pressure systems : en
  • GB460943A - Improvements in or relating to match-box holders combined with ash trays and cigarette or like holders : en
  • FR808740A - Improvements to mechanical grate fireplaces : en fr
  • GB461177A - Television amplifier : en
  • GB461016A - Improvements in or relating to circular knitting machines : en
  • DE641710C - Worm drive for swiveling aircraft chassis : de en
  • IE14292L - Railway signalling. : en
  • CA364111A - Fuel indicator : en fr
  • USD103177S - Design for a lamp : en
  • US2069796A - Reaming tool : en
  • US2070269A - Shoe : en
  • DE641759C - Air pump with an adjustable suction air control valve for automatic sheet feeding devices : de en
  • DE641821C - Blade ring for radially loaded steam or gas turbines : de en
  • DE641725C - Paints : de en
  • GB461208A - Improvements relating to ice rinks : en
  • GB461250A - Improvements in or relating to electric arc converters : en
  • US2069861A - Alpha-alkylidene and alpha-alkyl cyclo-pentanone : en
  • GB461056A - Improvements in binders for loose sheets : en
  • US2070233A - Cylinder lock : en
  • US2070537A - Flying shear : en
  • GB460954A - Improvements in electric discharge devices : en
  • GB461237A - The manufacture of new compositions of matter and of artificial filaments, fibres, sheets, films and the like therefrom : en
  • FR808451A - Device for adjusting the liquid flow of a helical or centrifugal pump : en fr
  • GB461070A - Improvements in or relating to vehicle bodies : en
  • GB461169A - Improvements in mounting devices for aircraft engines and analogous purposes : en
  • US2070018A - Mounting for timepieces : en
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  • US2070503A - Method for converting carbon monoxide into formic acid : en
  • AT148565B - Steam heating system for small businesses. : de en
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  • CA364063A - Shoe sole attaching method : en fr
  • GB460978A - Improvements in and relating to cosmetic applicators : en
  • FR808563A - Hydraulic pressure device applied to toggle polishers : en fr
  • FR808670A - Device intended to move swimmers forward : en fr
  • US2070517A - Apparatus for dispensing liquids : en
  • US2070338A - Soap dispenser : en
  • US2070375A - Flow meter : en
  • DE1397702U - : de en
  • GB461069A - Improvements in spools for thread or yarn : en
  • GB461226A - Improvements in electron discharge amplifiers : en
  • FR808701A - Powder mixer : en fr
  • GB460986A - Apparatus for mechanically lifting cones of turbines used in sugar factories : en
  • GB461042A - Process for colouring paper : en
  • DE641822C - Steam power plant for deep drilling operations : de en
  • FR808647A - Junction device for lighting gas pipes and other applications : en fr
  • CA363988A - Film embossing roller : en fr
  • DK52675C - Seatpost for Chicken Houses. : da en
  • FR808522A - Improvements in gyroscopic instruments : en fr
  • DE641698C - Adjustable measuring roller for automatic brick cutter : de en
  • US2070533A - Ingot mold assembly : en
  • US2069738A - Container spout : en
  • US2069977A - Reel lock : en
  • USD103137S - Design for a case or similar article : en
  • USD103146S - Design fob a finger ring : en
  • GB461253A - Improvements in or relating to shot gun cartridges : en
  • FR808678A - Manufacturing process for photoelectric electrodes : en fr
  • GB461010A - Improvements in and relating to propulsive systems for aircraft : en
  • GB461495A - Manufacture of artificial masses : en
  • FR808669A - Process for improving cotton : en fr
  • GB461093A - Improvements in fire guards : en
  • FR808524A - Improvements to electrical signal transmission systems : en fr
  • FR808675A - Improvements made to brake pads : en fr
  • GB461172A - Improvements in apparatus for use in filing systems : en
  • GB460981A - A method and/or machine for mixing and granulating pulverulent and plastic materials : en
  • GB461166A - Improvements relating to arrangements for dividing grain cargoes on board ships : en
  • US2069929A - Composition of matter : en
  • US2070527A - Flexible wood-faced material : en
  • US2070142A - Orchard heater : en
  • US2070468A - Adjustable seat : en
  • DE641623C - Stapled : de en
  • US2069865A - Refrigeration : en
  • US2070289A - Motor vehicle : en
  • AT148620B - Dispersing, wetting, cleaning and penetrating agents. : de en
  • FR808664A - electrically conductive fluorescent screen : en fr
  • FR808732A - Improvements to reflectors, projectors, headlights and other similar devices : en fr
  • FR808567A - Electron tube : en fr
  • US2069820A - Sterilizing process : en
  • FR808614A - Improved machine for depositing cream, chocolate or the like on cookies, and for applications of this kind : en fr
  • FR808745A - Device for teaching reading and writing : en fr
  • FR808640A - Improvements to circular looms : en fr
  • GB460976A - Improvements in electric incandescent lamps, electric discharge devices and the like : en
  • GB461133A - Improvements in or relating to glass forming machines : en
  • DK52662C - Procedure for the Extraction of Iodine and Iodine Compounds of Seaweed. : da en
  • DE641645C - Device for covering toilet seats with a paper web provided with seat cutouts : de en
  • FR808601A - Clutch and stop mechanism for button sewing machines : en fr
  • FR808654A - Oil burner : en fr
  • US2069967A - Electrical wiring and instrument holding conduit : en
  • AT148590B - Device for draining damp walls or walls. : de en
  • US2069863A - Safety device for gas burners : en
  • AT148576B - Push button switch. : de en
  • CA363972A - Match making machine : en fr
  • USD103174S - Design fob a suspender fitting : en
  • FR808665A - Method and device for continuously removing alcohol from grape marc : en fr
  • AU249736A - Apparatus for finishing the edges of plates of glass and the like : en
  • US2069759A - Practice bomb : en
  • US2069860A - Remote control system : en
  • US2070320A - Extensometer : en
  • AT148624B - Device for the production of tennis rackets from veneer panels. : de en
  • US2070017A - Hand brake : en
  • CA363957A - Automatically variable change gear device : en fr
  • CA364061A - Reel : en fr
  • CA363995A - Regulating transformer : en fr
  • US2070554A - Process of treating galvanized coatings : en
  • USD103108S - kilham d : en
  • US2069847A - Process of improving the antidetonating quality of gasoline : en
  • USD103129S - Design for a trimming for dresses : en
  • US2069961A - Air conditioning apparatus : en
  • US2070077A - Coupling : en
  • FR808662A - Telecommunications installation for the railway service : en fr
  • FR808637A - Improvement brought to the mechanism which carries out the force-feeding of mechanical lubricators with consistent grease : en fr
  • GB461090A - Improvements in, or relating to, the contact systems of electric switches : en
  • GB461065A - Improvements in or relating to silencers for silencing gaseous currents : en
  • GB461187A - Improvements in and relating to ferro alloys : en
  • AT148642B - Double regulator for water turbines, in particular Kaplan turbines. : de en
  • FR808531A - Security device for automatic cash dispenser : en fr
  • US2070172A - Radio battery cabinet : en
  • US2070534A - Electric toaster with detachable doors : en
  • USD103160S - Design fob a bottle ob similar : en
  • CA363985A - Covering material : en fr
  • US2069813A - Fading elimination : en
  • US2070090A - Crib side drop : en
  • US2070254A - Carrier device for golf clubs and the like : en
  • US2069914A - Air brake : en
  • US2070494A - Springboard : en
  • CA364014A - Strand handling apparatus : en fr
  • CA364044A - Electrical precipitation apparatus : en fr
  • US2070385A - Purification of oil fraction and solvent recovery : en
  • GB461196A - Improvements in connection with the purification of water : en
  • GB461009A - Improvements in or relating to electric lamp holders : en
  • FR808479A - Device for attaching beads and other pieces of caulking or decoration of doors and windows, and similar applications : en fr
  • GB461222A - Process for purifying metallic cadmium : en
  • FR808661A - Insect trap : en fr
  • GB460973A - Improvements in processes for working-up acid sludge and similar materials and apparatus therefor : en
  • DE641620C - Weft thread guidance on shuttle : de en
  • USD103157S - Design for a bottle : en
  • FR808573A - Position indicator, in particular for radio receivers with several wavebands : en fr
  • GB461037A - Improvements in or relating to spraying apparatus : en
  • FR808534A - Process for removing aromatic compounds present in liquid hydrocarbons : en fr
  • GB461164A - Improvements in or relating to apparatus for racking effervescent or aerated liquids : en
  • DE641701C - Method and device for wrapping oranges and similar bodies : de en
  • US2069745A - Engine : en
  • US2069846A - Mounting mechanism for rotative aircraft sustaining wings : en
  • US2070130A - Shingle : en
  • DE641766C - Method for attaching the caps to insulators that have to withstand high tensile loads and therefore have spherical or conical heads : de en
  • FR808624A - Treatment of wood after impregnation : en fr
  • GR6300B - AIRCRAFT FRAMES. : el en
  • USD103099S - Design for an edible cup : en
  • USD103121S - Design for a bottle or similar : en
  • GB461245A - Improvements in or relating to the manufacture of n-polyhydroxy-alkyl-phenylenediamines : en
  • US2070335A - Porous coated pile fabric : en
  • AU161936A - Improvement indoor closers : en
  • DE641556C - Sheet depositing device for holding cylinder high-speed presses : de en
  • FR808749A - Improvement in electromagnetic alarms : en fr
  • USD103180S - Design for a shoe : en
  • DE636733C - Cushioning for motor vehicles using hollow rubber bodies : de en
  • FR808454A - Impurity separator in a liquid stream : en fr
  • GB460988A - Improvements relating to the drawing of woollen yarns in preparation for spinning : en
  • GB460928A - Improvements in drawing furnaces : en
  • FR808526A - Improvements to gyroscopic compasses : en fr
  • GB461054A - Manufacture of aromatic sulphocarboxylic acid-amides and imides : en
  • FR808674A - Metal spring track for pneumatic or elastic tires : en fr
  • GB461430A - Improvements in the manufacture and production of water-soluble leuco compounds : en
  • US2069991A - Pitch indicator : en
  • US2070063A - Cash register : en
  • US2070185A - Making reagents for metal alloys : en
  • FR808555A - Table nutcracker : en fr
  • US2070519A - Cooking utensil : en
  • GB461089A - Improvements in coupling networks for high frequency circuits : en
  • US2069895A - Signaling system for vehicles : en
  • US2069950A - Surgical lamp : en
  • US2070157A - Gem setting : en
  • US2069882A - Multiple power wrench : en
  • AT148615B - Device for duplicating originals in mirror writing. : de en
  • CA363965A - Rotary engine, pump or compressor : en fr
  • US2070471A - Enclosure device : en
  • CA364009A - Sewing machine : en fr
  • US2069838A - Communication system : en
  • US2070486A - Radio program holder : en
  • DE641654C - Adjustment device for a tool located in the sewing machine housing : de en
  • DE641787C - Device for burning cement : de en
  • CA364085A - Thermostatic switch : en fr
  • DE641660C - Process for the initiation of explosive charges in boreholes or otherwise laid out : de en
  • US2070023A - Process of embossing or decorating cellulosic plastics : en
  • CA364027A - Copper casting apparatus : en fr
  • DE641818C - Process for the preparation of cyanamides of calcium and magnesium : de en
  • AT148581B - Sealing insert for doors and windows made of rubber u. like : de en
  • AU246736A - An improved liquid container : en
  • AT148596B - Expansion plug for vessels. : de en
  • US2070174A - Tie rack : en
  • US2069754A - Fruit juice extracting apparatus : en
  • CA363990A - Hydrocarbon oil processing : en fr
  • US2070377A - Bottle closure : en
  • US2070037A - Micro-manipulator : en
  • US2069989A - Operating thickener : en
  • US2070193A - Bobbin stripping machine : en
  • US2070539A - Fin tube : en
  • GB461019A - Improvements in shells for guns and in the manufacture thereof : en
  • GB461030A - Improvements in windscreen wipers for motor vehicles : en
  • GB461425A - Carboxylic acid amides derived from aza compounds : en
  • CA364105A - Multi-stage fan : en fr
  • FR808491A - Seat intended mainly for vehicles : en fr
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  • FR808586A - Polyvinyl acetal-based resins, their preparation process and their applications : en fr
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  • CA364029A - Antimony oxide production : en fr
  • US2070360A - Grinding wheel and method of balancing the same : en
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  • CA363994A - Temperature control system : en fr
  • CA364079A - Explosive compound : en fr
  • US2070108A - Adjusting device : en
  • AT148613B - Device for the knotless tying of parcels, bundles of letters or files, especially for postal purposes. : de en
  • US2070163A - G-diamjno-io-methyl-ackidinium : en
  • US2070361A - Wire loom with weft grab bars : en
  • US2070395A - Combination strainer and valve : en
  • US2070523A - Process of preparing thiazyl derivatives : en
  • CA364108A - Spring appliance for ingrown toe nails : en fr
  • DE641771C - Multi-stage centrifugal compressor : de en
  • US2070309A - Riveting apparatus : en
  • US2070382A - Variable speed transmission : en
  • US2070231A - Acid container : en
  • US2070368A - Method for enameling tanks : en
  • US2070015A - Track trailer : en
  • US2070149A - Door lock : en
  • US2070472A - Combination flashlight and emergency traffic signal : en
  • US2069916A - Weather strip : en
  • US2070488A - Dispensing apparatus for carbonated bottled liquids : en
  • DE641684C - Lengthwise slotted, elastic link holder : de en
  • DE641747C - Contact wire suspension under structures with low headroom, such as bridges or the like. : de en
  • FR808726A - Film guide reel : en fr
  • US2069924A - Motor vehicle frame : en
  • US2069805A - Cellulosic structures and methods for producing same : en
  • US2070086A - Aeroplane : en
  • DE641769C - Process for the production of azo dyes : de en
  • US2070201A - Process for dehydrating pulps : en
  • US2069990A - Gasoline metering assembly : en
  • US2070314A - Innersole : en
  • CA363970A - Threshing machine : en fr
  • CA363976A - Metal and ore separator : en fr
  • CA364012A - Alarm circuit : en fr
  • US2070432A - Speed control system for automotive vehicles : en
  • US2070460A - Scanning device : en
  • US2070260A - Method and apparatus for repairing railway track : en
  • GB460955A - Improvements in or relating to the manufacture of artificial filaments, yarns and similar materials : en
  • GB461015A - Improvements relating to spectacles, eyeglasses and the like : en
  • GB461034A - Device for preventing evaporation of volatile products employed in internal combustion engines : en
  • GB461225A - Improvements in or relating to the counterpoising of guns : en
  • CA364033A - Alloy steel : en fr
  • US2070313A - Cleaning device : en
  • GB461045A - Improvements in and relating to holders for maps or pictures : en
  • US2070398A - Beverage cooling apparatus : en
  • IE14475L - Bituminous compositions; road materials : en
  • DK52673C - Method for impregnating or staining wood from felled trees. : da en
  • US2070247A - Tubing and process and apparatus for producing the same : en
  • US2070525A - Method and apparatus for making inner tubes : en
  • USD103105S - Design fob a stbap watch display box : en
  • US2070366A - Rubber doll head and method for making the same : en
  • FR808650A - Improvements made to the creation of sectors : en fr
  • GR6297B - FLOOR SYSTEM. : el en
  • FR808710A - Metal fuselage for airplanes : en fr
  • US2070210A - Method of scouring and bleaching of wool and other animal fiber textile materials : en
  • CA364050A - Railway car roof : en fr
  • DK52669C - Safety device for clothes hangers. : da en
  • US2069883A - Lock for the door of a refrigerator truck or car : en
  • US2069965A - Lubricated valve : en
  • US2070056A - Exterminator and method for preparing the same : en
  • US2070400A - Electrical connecter : en
  • USD103124S - Design for a frame for a girl s : en
  • US2069814A - Electric discharge device : en
  • US2070008A - Hand brake : en
  • FR808521A - Improvements to containers or reservoirs : en fr
  • US2070505A - Decurling device : en
  • CA364037A - Knitted elastic webbing : en fr
  • GB461046A - Elastic girdle trunks for men : en
  • DE641634C - Arrangement for the direct conversion of alternating current to such a different frequency by means of two alternately current-carrying groups of controlled discharge paths : de en
  • FR808536A - Improvements to electrical wave frequency measuring devices : en fr
  • US2069792A - Ullage rod : en
  • US2070214A - Cushioning unit for vehicle tires : en
  • DE641776C - Collapsible table : de en
  • FR808529A - Turbine thruster for ships with two or more propellers : en fr
  • GB461218A - Improvements in and relating to an electric individual driving unit for bodies which are to be rapidly rotated : en
  • DE641741C - Drainage and desludging sieve : de en
  • DE641721C - Photoelectric frequency-dependent alternating current switching device, especially for automatic opening of doors or the like. : de en
  • CA363960A - View finder : en fr
  • CA364002A - Book stack : en fr
  • DK52665C - Electric motor. : da en
  • US2070005A - Spring nut : en
  • AT148633B - Lubricator for refrigeration compressors. : de en
  • GB461235A - Improvements in or relating to braun tubes, preferably for television purposes : en
  • GB461013A - Improvements in or relating to the production of colloidal detergents : en
  • US2069994A - Folding landing gear : en
  • DE641653C - Knife gate valve for sewing machines : de en
  • DE641677C - Switching device for electrically operated vehicles : de en
  • GB461040A - Improvements in and relating to impact mills : en
  • US2070072A - Ignition timer : en
  • US2070176A - Automatic clutch control : en
  • AU63437A - Improvements in or relating to apparatus for use in the discharge of materials form retorts and the like : en
  • US2070031A - Lusterless yarn from cellulose acetate : en
  • US2070535A - Water heater : en
  • USD103148S - Design for a glass : en
  • USD103199S - Design for a printed textile fabric : en
  • US2070328A - Multiple stereotype casting machine : en
  • USD103093S - Design for a textile fabric : en
  • US2070165A - Filament section feeding machine : en
  • USD103095S - Design fob an automobile : en
  • USD103202S - Design fob a sport ensemble : en
  • DE641695C - Mixture dispenser with multiple measuring vessel : de en
  • US2070502A - Vehicle window : en
  • US2069912A - Machine for making carpets and other tufted or piled products : en
  • US2070206A - Method of and apparatus for supplying ink to printing presses : en
  • FR808584A - Filling hopper for single or multi-roll grinding machines : en fr
  • GB461102A - Combined holder and ash receptacle for cigarettes or the like : en
  • GB460919A - Improvements in or relating to non-refillable bottles : en
  • GB461051A - Manufacture of diazonium salts : en
  • GB461155A - Improvements in carrier bags : en
  • US2069747A - Ventilated berry crate : en
  • GB461076A - Improvements in or relating to petrol cocks and ignition switches, fitted with locksfor use on motor propelled vehicles : en
  • CA364110A - Tobacco pipe : en fr
  • DE641640C - Stamp holder that can be assembled from individual holders for attaching to the container of the stamp pad : de en
  • CA363966A - Screening apparatus : en fr
  • US2070195A - Explosion resisting lighting fixture : en
  • US2070280A - Furniture web suspension plate : en
  • USD103161S - Design for a combined service wagon : en
  • AT148552B - Intermediate frequency heterodyne receiving circuit with automatic tuning correction. : de en
  • SE88463C1 - : en
  • US2069992A - Method of refining rosin : en
  • US2070526A - Individual wheel suspension mechanism : en
  • USD103101S - Design for a jar : en
  • AT148644B - Adjustable electrical resistance. : de en
  • US2070333A - Toaster : en
  • FR808642A - Actinometric paper : en fr
  • GB461183A - Improved type-bar mechanism for typewriters : en
  • AT148610B - Electric discharge tube. : de en
  • US2070470A - Brake : en
  • GB460906A - Improvements in or relating to processes for the separation of hydrocarbon mixtures : en
  • GB460982A - Casing for sound and image receivers : en
  • DE641733C - Procedure for combating pests in closed spaces : de en
  • FR808523A - Improvements relating to variable tuning circuits : en fr
  • AT148570B - Process for the production of pipes from artificial stone masses, in particular concrete. : de en
  • AU100199B2 - An improved liquid container : en
  • DE641802C - X-ray spectral apparatus : de en
  • FR808530A - Measuring compass (or dry point) applicable more particularly to length transfers : en fr
  • FR808565A - Needle protection device for knitting machines : en fr
  • GB461123A - Improved transparent tubular body, more particularly for the ink chambers of fountain pens : en
  • GB461314A - Improvements in, and relating to, bricks : en
  • AT148553B - Arrangement for parallel-connected transmitter stages controlled by a common exciter. : de en
  • FR808725A - Balance spring device for watch movements and other watch mechanisms : en fr
  • US2070509A - Covering device for planters : en
  • USD103165S - Design fob a glove : en
  • USD103175S - Design for a suspender fitting : en
  • US2070417A - Combination clothes holder : en
  • USD103100S - Design for a truss rod unit : en
  • USD103109S - Design for a heater casing ob simi : en
  • AT148650B - Pay phone for calls of various values. : de en
  • US2070137A - Masher : en
  • AU100180B2 - Improved thresher and concave bars : en
  • AU100213B2 - Apparatus for finishing the edges of plates of glass and the like : en
  • US2070073A - Filter : en
  • US2070078A - Sewing thimble : en
  • FR808559A - Device for holding, preferably in a row, tubes, cables or the like : en fr
  • AU119336A - Improvement in process for recovering carbon dioxide : en
  • AT148602B - Process for the preparation of 2-keto-l-gulonic acid. : de en
  • DE641788C - Impact drill : de en
  • FR808702A - Process for removing powdery material from tanks : en fr
  • GB461219A - Process for deinking paper printed with oxidizable inks : en
  • GB461081A - Improvements relating to couplings for hoses, pipes and the like : en
  • GB461028A - Improvements in vehicles, trailers or the like, for transporting animals : en
  • DK52678C - Suction mold for Potting Articles of Porridge. : da en
  • AT148638B - Clutch behind the speed change gearbox of motor vehicles. : de en
  • DE641688C - Display device for the sowing rate of various seeds on seed drills or fertilizer spreaders : de en
  • DE641646C - Undercarriage for suspension cranes : de en
  • DE641685C - Kneading machine for raw rubber or similar plastic masses : de en
  • FR808633A - Process for improving hydrocarbon binders and delaying their aging : en fr
  • US2070121A - Lighter : en
  • USD103116S - Design fob a handkerchief : en
  • US2070416A - Hardening furnace : en
  • US2070504A - Combined expander and flanger for lined pipes : en
  • US2070538A - Apparatus for treating rayon in cake form : en
  • GB461251A - Improvements in steel alloys suitable for parts of apparatus subjected to high temperatures : en
  • DE641777C - Collapsible tripod that can be extended to eye level : de en
  • FR808518A - Improvements in electric wave translators : en fr
  • USD103170S - Design for a shoe or similar article : en
  • US2070425A - Disk plow : en
  • US2070490A - Valve : en
  • USD103167S - Design for a pitcher : en
  • FR808724A - Method and device for stabilizing ships : en fr
  • US2070438A - Stereotype mold : en
  • DE641674C - Process for the production of amine aldehyde resins : de en
  • FR808458A - Protection device for electric discharge tubes : en fr
  • GB461322A - Manufacture of compounds of the aetio-cholenone or aetio-allo-cholenone series : en
  • FR808496A - Method and device for plugging filters of respiratory masks or other filter elements : en fr
  • GB461072A - Containers or storage vessels for beer or the like : en
  • AT148626B - Ladder-proof knitwear and machine for their production. : de en
  • FR808617A - Removable and transportable pylon : en fr
  • DE641680C - Tubular high frequency furnace : de en
  • FR808623A - Rolling mill : en fr
  • GB460937A - Improvements in or relating to roller journals : en
  • GB461020A - Improvements in or relating to fuel tanks for aeroplanes, military cars and the like : en
  • FR808612A - Improvements in processes and devices for the heat treatment of materials, in particular rubber or similar products : en fr
  • FR808729A - Improvements to devices for battery charging : en fr
  • GB461111A - Improvements in or relating to electric discharge tubes having a cadmium-vapour filling : en
  • US2069812A - High frequency amplifier : en
  • US2069824A - Cooking device : en
  • US2069899A - Joint for concrete pavements and the like : en
  • US2069901A - Fuel tank lock : en
  • US2070311A - Fruit coring machine : en
  • GB461101A - Improvements in and relating to insulated electric conductors : en
  • GB461139A - Improvements in and relating to electric transformers : en
  • DE641683C - Gas generator, especially for wood operation with descending gasification : de en
  • FR808502A - Large amplitude altimeter capsule for aviation devices : en fr
  • GB461323A - Improvements in the drying of cement slurry or the like : en
  • CA364070A - Motor fuel processing : en fr
  • GB461165A - Improvements in apparatus for the distribution of fluids : en
  • US2070104A - Azodyestuffs insoluble in water : en
  • GB460980A - Improvements in and relating to shuttering and like moulds and formers : en
  • FR808718A - Improvements to electrical measuring devices : en fr
  • DE641671C - Krimmerplueschartiges fabric and process for its manufacture : de en
  • USD103127S - Design for a display stand ob similar : en
  • FR808679A - Triple jaw chuck for clamping toothed wheels : en fr
  • GB461229A - Improvements in or relating to electric ironing machines : en
  • DE641578C - Sealing ring for pistons and piston rods : de en
  • US2069752A - Slipper, sandal, and the like : en
  • US2070292A - Cupriferous azo dyestuffs and their production : en
  • US2070507A - Display rack for lumber : en
  • USD103120S - Design for a bottle ob similar : en
  • US2070161A - Purification of natural deposits : en
  • US2069953A - Enclosure protecting alarm : en
  • US2070346A - Insulated container for container cars : en
  • FR808707A - Improvements to processes for improving skins or furs : en fr
  • GB460946A - Improvements in or relating to sheet feed tables : en
  • GR6294B - ΥΔΡΟΤΑΞΙ. : el en
  • DE641669C - Device for distributing fiber material, e.g. B. cotton, with pneumatic conveyor systems : de en
  • GB461215A - Improvements in the dyeing of leather : en
  • GB461248A - Improvements in driving gear for reciprocating screens : en
  • US2070370A - Guiding device : en
  • DE641656C - Sewing machine foot : de en
  • US2070510A - Mechanical amplifying and reducing speed transformer : en
  • USD103117S - Design fob a deck of playing cards : en
  • FR808590A - Steam propulsion plant for vehicles : en fr
  • FR808734A - Apparatus for determining and correcting drift on board aircraft : en fr
  • DE641765C - Multiple switching to achieve any level of energy with tube generators and tube amplifiers : de en
  • US2070497A - Process of obtaining manganese values from ores containing them : en
  • US2070524A - Accelerator of vulcanization : en
  • FR808528A - Improvements to electrical systems and method for controlling transmission of electrical energy : en fr
  • FR808544A - Register machine : en fr
  • GB461104A - Process for the manufacture of precision castings from metals and alloys of high melting point : en
  • US2070006A - Wing spoiler : en
  • US2070135A - Method of repairing pumping apparatus in the well : en
  • US2069873A - Process for the preservation of organic material : en
  • CA364080A - Boiler mounting : en fr
  • US2069761A - Heater : en
  • AU100192B2 - Improvements in or relating to traffic control signals : en
  • AT148591B - Process for the preparation of polymerization products. : de en
  • US2069832A - Electric discharge device : en
  • AT148627B - Multi-hole brick. : de en
  • FR808500A - Improvements to cardboard boxes for the constitution of pouches or folding supports : en fr
  • FR808622A - Improvements to pneumatic relay type sound reproducing devices : en fr
  • US2069939A - Coffee maker : en
  • GB461120A - Improvements in and relating to sound recording apparatus : en
  • AU2536A - Removal ofthe content of eggs or like commodities : en
  • US2070143A - Hose clamp : en
  • FR808484A - Switch or rocker switch : en fr
  • US2070184A - Type-casting machine : en
  • FR808465A - Anti-milk rise : en fr
  • FR808552A - Process for the preparation of products for cleaning and degreasing and resulting products : en fr
  • DK52664C - Telephone amplifier. : da en
  • GB461125A - Improvements in or relating to chimney pots : en
  • GB461201A - Laminated glass and like products : en
  • US2070068A - Regulator mechanism : en
  • US2070285A - Feed substances derived from distillery slop and method of producing same : en
  • US2070065A - Clutch : en
  • US2070239A - Electric clock : en
  • US2070282A - Optical projection system : en
  • DE641782C - Device for processing the contact surfaces for the pawls of a tapping pipe connection that hook onto the inner wall of an encrusted main pipe : de en
  • US2070229A - Detachable lift for shoes : en
  • CA363964A - Helically coiled binding : en fr
  • AU100200B2 - Improvements in or relating to friction material and making the same : en
  • US2069907A - Apparatus for installing tubular rivets : en
  • AT148589B - Control switch for electrically powered, reciprocating, e.g. B. vibrating bodies such as bells etc. : de en
  • DK52667C - Electric Discharge Pipe. : da en
  • US2069760A - Embroidered fabric : en
  • US2069854A - Automatic noise suppressor circuit : en
  • US2070407A - Sign : en
  • CA364057A - Soap handling apparatus : en fr
  • US2069956A - Boiler : en
  • US2070317A - Method of and apparatus for splicing webs : en
  • USD103098S - Design for a gear mechanism casing : en
  • USD103111S - Design for a lavatory unit : en
  • GB460972A - Improvements in and relating to bacterial milk products : en
  • GR6290B - HOW TO USE ALL NATURE TICKETS TO ADVERTISE. : el en
  • AT148594B - Carrying container (butte) for bulk goods or the like. : de en
  • CA364064A - Spray collector : en fr
  • AT148593B - Method of making a glauconite of increased exchange. : de en
  • US2069959A - Liquid level responsive device : en
  • US2070211A - Electrical connecter : en
  • USRE20263E - Rate of climb instruments : en
  • AT148603B - Method and device for the production of rubber threads. : de en
  • US2069845A - Coating machine : en
  • US2069909A - Watch synchronizer : en
  • US2070200A - Sewing machine : en
  • US2070453A - Process and apparatus for purifying liquids : en
  • USD103094S - Design fob a dairy product print : en
  • US2069850A - Device for radioactive impregnation of materials : en
  • CA364078A - Peat preparing machine : en fr
  • CA364047A - Slide fastener : en fr
  • AT148578B - Device for barrel cooling of automatic firearms. : de en
  • US2069886A - Rotary parking unit : en
  • AT148561B - Adjustable ski pole. : de en
  • US2070542A - Advertising apparatus : en
  • US2070230A - Wheel guard : en
  • US2069742A - Fastening means for abutting flaps of flexible carriers or cartons : en
  • US2070530A - Apparatus for screening ore : en
  • CA364048A - Frozen confection making machine : en fr
  • US2070010A - Soap dish for sinks : en
  • US2070042A - Typewriter attachment for handling continuous duplicate record sheets : en
  • US2070085A - Piston for internal combustion motors : en
  • AT148639B - Suction device for venting turbine chambers above the headwater level. : de en
  • USD103182S - Design for a shoe : en
  • US2070040A - Machine for making pulp articles : en
  • FR808461A - Unsinkable automotive glider boat not fitted with a cable gland : en fr
  • USD103171S - Design for an atomizer : en
  • US2069834A - Slagging boiler furnace : en
  • DE641793C - Process for the circular use of iron in the chemical purification of waste water by means of iron compounds : de en
  • GB460977A - Improved means for use in the measurement of low pressures : en
  • US2069941A - Method of making shoes : en
  • AT148617B - Electrolytic cell and electrode for it. : de en
  • US2070144A - Awning : en
  • USD103193S - Design for a dress : en
  • US2069749A - Automatic dual temperature cooling system for motors : en
  • US2070226A - Sound and projection apparatus : en
  • AT148634B - Milk trickle cooler. : de en
  • AT148574B - Multi-part crankshaft, in particular for internal combustion engines. : de en
  • US2069960A - Apparatus for burning liquid fuel : en
  • US2069874A - Controlling apparatus for highway crossing signals : en
  • CA363963A - Bottle or container : en fr
  • AU142036A - Improvements in or relating to water heaters : en
  • DE1399404U - : de en
  • FR808508A - High pressure accumulation system : en fr
  • GB460935A - Transportable chair : en
  • GB461163A - Improvements in or relating to oil-air burners : en
  • US2069940A - Mechanical stoker : en
  • US2070219A - Door : en
  • US2069748A - Machine for treating shoe welts : en
  • US2070004A - Lubricating apparatus : en
  • US2070434A - Antiglare visor for rear view mirrors : en
  • US2070476A - Circuit controlling device : en
  • CA364068A - Hydrocarbon oil processing : en fr
  • CA364101A - Suction holder : en fr
  • DE641681C - Device for continuous electrical welding of longitudinal seams, in particular pipe longitudinal seams : de en
  • USD103104S - Design for a pocket watch display : en
  • GB461062A - Improvements in or relating to observation mirrors for motor vehicles : en
  • DE641768C - Electric incandescent lamp with a glow body made of boron, borides, metal nitrides or their mixtures : de en
  • CA364097A - Folding box : en fr
  • FR808742A - Connection for flexible hoses : en fr
  • US2070080A - Germicidal preparation : en
  • DE641743C - Cooling bed with an auxiliary roller table serving to flush the rolling bars : de en
  • US2070444A - Strip uncoiling machine : en
  • AT148584B - Device for the detachable attachment of sweeping organs to handles. : de en
  • CA364102A - Shoe trimming machine : en fr
  • US2070354A - Radio receiving circuit : en
  • US2070506A - Thumb guard : en
  • US2070325A - Projector for motion pictures : en
  • AU100198B2 - Improvements in and relating to knitted fabrics and knitted articles particularly stockings; andthe method of producing same : en
  • US2070376A - Circuit control device : en
  • US2070443A - Method for curing poly vinyl halides : en
  • US2070482A - Electrical heating device : en
  • AT148571B - Shaving brushes Like. And method for its preparation. : de en
  • FR808547A - Aircraft Flight Indicators Improvements : en fr
  • US2070102A - Engine poppet valve : en
  • US2070516A - Combined spark plug and suppressor : en
  • USD103119S - Design for a doll : en
  • DE641693C - Braking device for slide : de en
  • GB460921A - Variable pitch propellers : en
  • GB460934A - Improvements in circular knitting machines : en
  • GB461199A - Improvements in voltage relays : en
  • GB460924A - Improvements in terry fabrics : en
  • GB461317A - Coating for medical compound : en
  • GR6293B - MAXIMUM ACCURACY HYDRAULIC MACHINE FOR WEIGHTING GOODS OR LIQUIDS WITHOUT LEVELS, COUNTERFEITS, WEIGHTS OF SPRINGS. : el en
  • US2070235A - Production of sulphur dioxide : en
  • CA364040A - Cigar machine detector : en fr
  • GB461012A - Improvements in or relating to cutting devices for cutting machines : en
  • GB461079A - Improvements in or relating to signal transmission systems : en
  • CA364073A - Rotary object balancing method : en fr
  • US2070241A - Filter type respirator : en
  • CA363987A - Trousers supporting means : en fr
  • CA364098A - Centrifugal moulding machine : en fr
  • US2069887A - Sear-mechanism for firearms : en
  • US2070291A - Rubber lined pipe coupling : en
  • FR808613A - Improvements to prepaid devices : en fr
  • GB461140A - Manufacture of alkyl halides : en
  • US2070075A - Control : en
  • US2070069A - Ruoss : en
  • GB461105A - Improvements in or relating to television systems and the like : en
  • GB461176A - Improvements in air pressure lubricators : en
  • GB461098A - Improvements in or relating to copper base alloys : en
  • GB461168A - Improvements in and relating to straight knitting machines : en
  • GB461214A - Improvements in or relating to colouring-matter compositions : en
  • US2070405A - Outboard motor : en
  • US2070012A - Padlock : en
  • US2070203A - Oil pump : en
  • US2070340A - Remote metering and service control apparatus : en
  • GB461150A - A core or former for forming holes in concrete and like floors cast in situ : en
  • GB461061A - Improved metallic sashes for windows and like bays : en
  • FR808596A - Improvements to rotary pumps, primary compressors and the like : en fr
  • GB460959A - Improvements in accordions : en
  • GB461411A - Production of fish meal and oil : en
  • AT148558B - Device for determining air components. : de en
  • FR808618A - Method and device for compressing railroad track ballast : en fr
  • US2069741A - Combination brake and clutch for churns and the like : en
  • US2070290A - Electric cooking appliance : en
  • US2070061A - Cash register : en
  • US2070446A - Thyratron inverter stabilizer : en
  • US2069746A - Device for processing dentures : en
  • GB461167A - Improvements in or relating to the guiding of filaments, threads or yarns : en
  • US2070082A - Kettle drum : en
  • DE641820C - Tubular high pressure steam generator : de en
  • CA363967A - Folding table : en fr
  • US2070052A - Lock : en
  • US2070060A - Cash register : en
  • US2070540A - Adjustable mandrel for collapsible : en
  • US2069789A - Surface decorating method and apparatus : en
  • US2070196A - Water service stand : en
  • US2070301A - Vacuum filling machine : en
  • US2070391A - Soundboard for pianos : en
  • CA364060A - Roll manufacture : en fr
  • FR808619A - Borosilicate glasses and method of manufacturing such glasses : en fr
  • US2069942A - Suction cup : en
  • US2070033A - Motion picture apparatus : en
  • USD103102S - Design for a vending machine or : en
  • DE641745C - Device for the production of sleepers on a press : de en
  • US2069839A - Refrigeration : en
  • USD103130S - Design for a device for vending : en
  • FR808608A - Hours telephone announcer : en fr
  • GB461185A - Improved manufacture of bases derived from ª‡-aminopyridine : en
  • US2070485A - Flywheel generator : en
  • GB460944A - Improvements in or relating to hay rakes : en
  • GB460996A - Apparatus and method for regulating and maintaining constant electrical quantities : en
  • US2070275A - Colored salts of organic ammonia derivatives and acid derivatives of nitrated anilines : en
  • US2069985A - Dishwashing machine : en
  • US2070138A - Rotary internal combustion engine : en
  • FR808620A - Improvements to telegraphic printing devices : en fr
  • GB460927A - Improvements in or relating to brooders : en
  • FR808603A - Device for the production of coke with internally heated heating partitions : en fr
  • US2070099A - Method of separating and purifying gases : en
  • US2070216A - Ear muff : en
  • US2069884A - Process of preparing food product : en
  • US2070179A - Device for copying images on lenticulated films : en
  • US2070181A - Stencil sheet : en
  • US2070251A - Impregnated pile fabric and method of making same : en
  • US2070014A - Solid lubricants and method of manufacturing the same : en
  • US2070428A - Composition fuel : en
  • FR808467A - Method of mounting flexible metal sheaths of the bowden type and fastening device used in accordance with this method : en fr
  • FR808733A - Static jet parachute : en fr
  • FR808604A - Process for continuously lowering the electrodes of arc melting furnaces : en fr
  • USD103103S - Design fob an automobile tire : en
  • US2069764A - Spring suspension : en
  • US2070168A - Apparatus for the storage and display of goods : en
  • US2070513A - Apparatus for electrolytic production of lead and oxides of lead : en
  • GB461428A - Improvements in the manufacture and production of n-substitution products of 1.4-diaminoanthraquinones : en
  • US2069947A - Machine for shearing blocks from an extruded column of plastic material : en
  • USD103187S - Design fob a sewing kit : en
  • GB461116A - Improvements in vertical boilers : en
  • FI17352A - Shell planer : en fi
  • FR808520A - Control device for refrigeration machines : en fr
  • DE641659C - Launching device for projectiles for laying telephone lines : de en
  • GB461078A - An improved intermittent motion device : en
  • US2070392A - Recording and reproducing system : en
  • DE641622C - Process for printing acetate silk or fabrics containing acetate silk with pyrazolone azo dyes : de en
  • DE641641C - Device for speed control of alternating current machines, which are fed via grid-controlled steam or gas discharge paths : de en
  • DE641810C - Process for the production of locally reinforced fastening clips for broad foot rails on iron cross-ties : de en
  • FR808673A - Method of recording sounds using an additional current flowing through the recording device : en fr
  • FR808643A - TV receiving device : en fr
  • US2070263A - Method of making hydrobromic acid : en
  • CA363978A - Water tube boiler : en fr
  • US2069919A - Printing process : en
  • GB460920A - Improvements relating to conveyors : en
  • GB461014A - Improvement relating to automobiles : en
  • US2070126A - Grease retainer with oil splasher : en
  • US2070465A - Toy vehicle : en
  • US2070367A - Detachable handle for receptacles : en
  • US2070475A - Spark gap apparatus : en
  • US2069830A - Traveling gantry : en
  • US2070413A - Hydraulic shock absorber : en
  • AU100238B2 - Improvements in sheepshearing machine handpieces : en
  • GB460948A - Method for producing expansion joints in concrete road surfaces : en
  • GB461126A - Improvements in the production of bright electro-deposits of nickel-cobalt alloys : en
  • GB461315A - Improvements in or relating to electric incandescent lamps : en
  • CA364051A - Dispensing pump interlocking device : en fr
  • AU44036A - Improvements in sheepshearing machine handpieces : en
  • US2070013A - Lubricating apparatus : en
  • US2070336A - Battery post and cable connection : en
  • US2069904A - Railway switch and intersection : en
  • DE641794C - Axle bearings, especially for rail vehicles : de en
  • US2069898A - Expansion joint for concrete pavements and the like : en
  • US2070151A - Vacuum pump : en
  • GB460918A - Improvements in or connected with electrical apparatus for heating air, particularly for apartments, rooms, ships' cabins, compartments of vehicles, or the like : en
  • DE641619C - Process for the production of high quality stoneware : de en
  • FR808676A - Process for preparing high molecular weight organic, plastic and colored materials : en fr
  • FR808689A - Advanced apparatus for sieving-filtering, storage and distribution of rubber latex : en fr
  • GB461063A - Improvements in knitted fabrics and in the method of producing same : en
  • GB461129A - Improvements in cigarettes, cigars and the like : en
  • USD103163S - Design for a closure cap : en
  • GB461241A - Improvements in cooking stoves and ranges : en