• US2215256A - High vacuum pump apparatus : en
  • USD122597S - Design for an infant s chair : en
  • NL49325C - : en
  • US2215285A - Television apparatus : en
  • AU470139A - Improvement in periodic wave repeater : en
  • US2215435A - Method and apparatus for subdividing crude rubber : en
  • DE696324C - high pressure steam generators working in the water space of drums : de en
  • GB526404A - Improvements in and relating to optical projection apparatus : en
  • US2214903A - Method of making inner tubes : en
  • US2215112A - Apparatus for producing a uniform sliver of continuous rayon filaments : en
  • US2215041A - Heating and reshaping glass articles : en
  • US2215345A - Garment hanger and support : en
  • US2215364A - Rotary cultivator : en
  • USD122618S - Design fob a textile fabric : en
  • DE696388C - th magnesium oxychloride hydrates : de en
  • CA391371A - Card punching machine : en fr
  • FR857594A - Piston pump, whose flow rate is a function of the discharge pressure, and whose final pressure is adjustable : en fr
  • US2215010A - Pressing apparatus : en
  • US2215394A - Sulphate conversion system : en
  • US2215299A - Electric switch enclosure : en
  • US2215391A - Process and apparatus for producing artificial filaments, threads, and the like : en
  • USD122628S - Design for a handbag : en
  • GB526579A - Improvements in separators for electric accumulators : en
  • US2215184A - Resistor : en
  • DE696237C - Circuit arrangement for determining the amount of the fees in telecommunications systems, in particular telephone systems : de en
  • AU429939A - Improvements in or relating to electric tumbler switches : en
  • CA391416A - Spring catch release : en fr
  • US2215224A - Headlight testing device : en
  • US2215167A - Process of protecting metal surfaces by electrodeposition : en
  • US2215392A - Stopper for carboys, bottles, cans, and like containers : en
  • FR857610A - Locking device in telegraph apparatus : en fr
  • FR857619A - Improved method for printing fabrics, and the like. : en fr
  • GB526314A - Improvements in and relating to servo or follow up devices : en
  • GB526560A - Gearing for power vehicles : en
  • DE696377C - Control device for power machines with a main and an additional controller : de en
  • GB526432A - Improvements in or relating to refrigerating cabinets : en
  • GB526547A - Automatic control means for water heaters : en
  • DE696371C - Process for the production of dyes : de en
  • DE696407C - Drive and brake switch for electric drive train : de en
  • GR9237B - METHOD AND PROVISIONS FOR THE MODERN MEASUREMENT OF MANY QUANTITIES IN THE INTERNAL DRILLING OF TINOS, ESPECIALLY FOR THE STUDY OF THE LAYERS OF THE EARTH. : el en
  • US2215106A - Ignition system for internal combustion engines : en
  • US2215038A - Aminohydroxy compounds and derivatives and process of making the same : en
  • US2214883A - Refluting machine : en
  • US2215030A - Multivane intake control valve : en
  • US2215294A - Control device : en
  • US2215418A - Apron conveyer : en
  • GR9231B - METHOD OF PACKAGING INSPERIBLY IN THE ATMOSPHERIC AIR AND WATER. : el en
  • US2215447A - Turn indicator : en
  • GB526307A - Improvements relating to sheet-metal-working presses and the like : en
  • DE696265C - Device for robbing pit punches : de en
  • CA391366A - Portable electric drill : en fr
  • CA391410A - Heat exchange unit : en fr
  • USD122566S - Design for a game board : en
  • US2215356A - Vehicle brake and motor control system : en
  • US2215310A - Scale and pointer indicator : en
  • US2215361A - Machine for reinforcing pipe : en
  • US2215353A - Process of making fiberboard : en
  • US2215024A - Vending machine : en
  • FR857647A - Connecting rod-removable through the cylinder for internal combustion engines : en fr
  • US2215403A - Locomotive and car wheel grinding machine : en
  • USD122612S - Design for an automobile defroster fan bracket : en
  • CA391420A - Firearm : en fr
  • US2215322A - Pit furnace : en
  • US2215031A - Motor driven toothbrush : en
  • US2215070A - Method for the production of maleic anhydride : en
  • US2215368A - Blast furnace construction : en
  • US2214987A - House model : en
  • USD122616S - Loop antenna housing or similar article : en
  • US2215198A - Ear-tight bathing cap : en
  • GB526381A - Improvements relating to the manufacture of articles having transparent windows : en
  • FR857531A - Improvement in magnetic clutches : en fr
  • GB526559A - Improvements in and relating to sliding weight platform balances : en
  • US2214817A - Power transmission : en
  • US2215002A - Bumper guard structure : en
  • DE696327C - Circuit arrangement for relay selectors in telecommunications systems, especially telephone systems : de en
  • DK58003C - Apparatus for Stretching Pig Carcases. : da en
  • DE696292C - Shaft seal for higher pressures, consisting of a preferably L-shaped collar : de en
  • DE696319C - Process for the preparation of halides of the sterol series : de en
  • GB526328A - Improvements in or relating to protective bands for cycle and similar tyres : en
  • GB526596A - Improvements in electric resistance units : en
  • US2214996A - Relieving attachment : en
  • US2215367A - Condensation products of acid amidelike constitution and process of preparing them : en
  • GR9253B - METHOD OF CHEMICAL TREATMENT OF WOODEN INSULATION OF ELECTRIC BATTERY. : el en
  • GB526335A - Process for the production of dry albumen : en
  • NL49324C - : en
  • DE696235C - Translation device for pulse combinations for telegraph receivers : de en
  • GB526564A - Improvements in or relating to the formation of flares or flanges on the ends of glass tubes : en
  • FR857632A - Letters, numbers, drawings tracing system : en fr
  • GB526489A - Improvements in or relating to warp knitting machines : en
  • US2214797A - Can handling apparatus : en
  • GB526348A - Lipstick case : en
  • GB526487A - Indicating device for verifying that two non-parallel, geometric axes of machine parts are situated in the same plane : en
  • US2214805A - Tractor transmission : en
  • DE696354C - Elastic engine and transmission block mounting : de en
  • US2214896A - Method of and apparatus for feeding sheets : en
  • USPP421P - Cherry tree : en
  • US2215104A - Rail fastener and tie plate : en
  • FR857608A - Cooling fairing for air-cooled star engines : en fr
  • DE696410C - Cam switches with main contacts and several pre- and tear-off contact groups connected in series with them : de en
  • DE696459C - Electric rotary switch, especially with an eccentric lock : de en
  • US2214781A - Spark plug : en
  • US2215001A - Bumper and guard assembly : en
  • US2215210A - Abrasive belt : en
  • USD122640S - Design for a coat : en
  • US2215249A - Ethyl cellulose molding composition : en
  • US2214962A - Method of mothproofing materials : en
  • US2215111A - Bending machine : en
  • DK57980C - Process for the treatment of casein fibers or a mixture of casein and natural wool fibers to make them suitable for dyeing with chromium dyes. : da en
  • US2214977A - Machine for grinding or polishing lenses : en
  • FR857510A - Liquid contact switch switch : en fr
  • US2215419A - Gas regulator : en
  • GB526377A - Improvements in or relating to electrical oscillation generators : en
  • FR857558A - New tie for lingerie, hosiery, stationery, etc. : en fr
  • DE696325C - Cool box for shaft ovens, especially for blast furnaces : de en
  • US2215074A - Manufacture of asphalts : en
  • GB526392A - Improvements in and relating to routing and recessing and boring machines : en
  • GB526534A - Improvements in or relating to cathode ray devices : en
  • DE696271C - Stapler, especially pocket stapler : de en
  • DE696406C - Switching arrangement for an electrically or mechanically set signal with lever lock magnet and signal wing coupling and with a repetition lock relay : de en
  • FR857641A - Device for transforming a relaxation tension increasing, within the limits of the relaxation interval, according to a non-linear law, into a relaxation tension increasing in an approximate manner according to a linear law : en fr
  • DE696239C - Process for the production of laminated magnetic shunts intended for counter drive magnets : de en
  • US2214865A - Liquid-cooled electric apparatus : en
  • US2214942A - Flexible mounting for reciprocating engines : en
  • US2214852A - Sprinkler head : en
  • FR857584A - Method and installations of electrical transmissions by carrier current or carrier wave : en fr
  • GB526380A - Improvements relating to fluid pressure braking apparatus : en
  • USD122624S - Combined frame and support for grinding machines or the like : en
  • GB526316A - Improvements in or relating to synchronizing transmission : en
  • GB526407A - Improvements in and relating to laminated springs : en
  • GB526370A - Improvements in or relating to the manufacture of water-soluble cellulose ethers : en
  • DK57998C - Filtersi of tin or plastic, especially for insert filters and filters for room valves. : da en
  • FR857587A - Process for preparing colored lacquers and lacquers obtained by this process : en fr
  • GB526558A - Improvements relating to christmas crackers : en
  • US2214879A - Generator regulator : en
  • US2215279A - Mounting for tumbler washers and the like : en
  • CA391422A - Brake slack adjuster : en fr
  • US2215382A - Process and product for softening rubber : en
  • US2215369A - Metal working machine and method : en
  • US2215004A - Dispensing machine : en
  • AU420339A - Improvements in baling presses for scrap metal : en
  • CA391377A - Combination clothes rack and locker : en fr
  • GB526598A - Improvements in plate clutches : en
  • US2215290A - High pressure gas filled cable : en
  • US2215197A - Measuring system : en
  • FR857563A - Method of mounting artificial baits or lures comprising feathers : en fr
  • GB526382A - Improvements in magnetic focussing systems for cathode ray tubes : en
  • GB526472A - Improvements in or relating to automatic tuning arrangements : en
  • US2214881A - Combination straightening block and test roll : en
  • US2215402A - Collapsible, detachable handle for paper drinking cups : en
  • US2215026A - Earth moving device : en
  • US2215089A - Method for the production of stockings with french heel and french foot : en
  • US2215169A - Liquid pressure remote control system : en
  • DE696358C - Illuminated circuit diagram in which various important operating states of line routes are shown : de en
  • FR857589A - Mechanism mounted in a housing and provided with two or more drive shaft couplings : en fr
  • FR857543A - Lighting fixture : en fr
  • USD122627S - Design for a hand-mirror frame or the like : en
  • USD122649S - Design fob a dress : en
  • DE696447C - Warping machine with directly driven and brakable chain beam : de en
  • DE696384C - Pressure medium operated transducer for remote transmission purposes, especially for compasses and similar directional transducers : de en
  • NL49293C - : en
  • US2215048A - Mortar-bonded glass and the like structure : en
  • DE696420C - Process for the production of dyes by means of condensed rings or their alkyl compounds with anhydrous aluminum halides in aromatic solvents or diluents : de en
  • FR857616A - Coin receiver for coin operated dispensers : en fr
  • GB526373A - Improvements in and relating to plaster for walls, floors and the like : en
  • US2215414A - Defrosting system : en
  • DE696349C - Arrangement of exhaust gas, cooling and scavenging air channels on two levels in piston-controlled internal combustion engines : de en
  • DK58000C - Transport trolley. : da en
  • GB526498A - Improvements in or relating to photographic cameras : en
  • GB526508A - Improvements relating to wheeling machines for performing shaping, smoothing and like operations on sheet metal : en
  • US2215059A - Crease locating device : en
  • US2214757A - Nozzle : en
  • US2215120A - Tire deflation indicator : en
  • USD122600S - Design for an elevated tank : en
  • GB526475A - Device for use in the ignition of gas producers : en
  • US2214955A - Nonrefilling bottle device : en
  • US2215006A - Folding table : en
  • US2214910A - Start-stop repeater system : en
  • US2215185A - Liquid clarification : en
  • DE696272C - Process for the production of substances with a tanning effect : de en
  • US2214866A - Protective apparatus : en
  • US2215018A - Cleaner for dairy equipment : en
  • USD122593S - Design for a dress : en
  • CA391373A - Leaf spring casing forming apparatus : en fr
  • US2215161A - Cosmetic container : en
  • USD122589S - Design fob a food tray : en
  • US2214930A - Method for the preparation of a catalyst for oxidation reactions : en
  • US2214932A - Barometric multijet condenser : en
  • US2215265A - Apparatus for the concentration and preservation of food products and biological substances : en
  • DE696434C - Gas air mixer for internal combustion engines : de en
  • US2214848A - Garment hanger : en
  • GB526324A - Material applicator for planographic printing machines : en
  • DE696329C - Circuit arrangement for telecommunication, especially telephone systems with company lines : de en
  • CA391331A - Ellipse or circle compass : en fr
  • US2214946A - Article sterilizing device : en
  • USD122568S - Design for a comb or similar article : en
  • CA391391A - Decorating apparatus : en fr
  • AU417639A - Improvements in or relating to selective switches such asare used in automatic telephone systems : en
  • DE696470C - Vacuum shut-off device : de en
  • GB526522A - Improvements in or relating to hoists : en
  • USD122614S - Design fob a pin clip : en
  • NL49225C - : en
  • FR857633A - Portable wood lathe : en fr
  • US2214740A - Stoker : en
  • CA391413A - Oil processing : en fr
  • FR857521A - Variable pitch propeller improvements : en fr
  • USRE21574E - Spectaci : en
  • US2215254A - Telemetric system : en
  • DE696334C - : de en
  • FR857591A - Lady's bags fastening system on the clasps : en fr
  • US2215014A - Smoking pipe : en
  • US2215063A - Synchronizing equipment : en
  • US2215178A - Harvesting machine : en
  • GB526491A - Method and means for manufacturing briquettes, more particularly charcoal briquettes : en
  • US2215015A - Punch removing device : en
  • US2215278A - Tin coating process : en
  • GB526567A - Improvements in or relating to sound recording : en
  • CA391350A - Travelling web making apparatus : en fr
  • DE696393C - Combating Wildschaelschaeden : de en
  • FR857623A - Device comprising a cathode ray tube with magnetic deflection of the cathode beam : en fr
  • FR857569A - Oscillating liquid soap dispenser : en fr
  • US2215287A - Bed and column construction : en
  • US2215343A - Speed controlled brake : en
  • US2215253A - Knitting machine : en
  • USRE21572E - Synthetic rubber composition : en
  • CA391361A - Cast iron manufacture : en fr
  • US2214732A - Mechanical closure : en
  • FR857538A - Improvements to hunting cartridges : en fr
  • GB526436A - Improvements relating to sleeping caps or nets : en
  • DE696315C - Process for the catalytic pressure hydrogenation or splitting of hydrocarbon oils : de en
  • DE696338C - Steel tape measure : de en
  • US2214921A - Vibration suppressing means : en
  • US2214982A - Pipe cleaner : en
  • FR857609A - Improvements with cell traces or gabions in metal sheet piles : en fr
  • US2215021A - Motor driven cable control : en
  • DE696291C - churn : de en
  • GR9249B - AIR COMPRESSOR. : el en
  • FR857559A - Differential heating process : en fr
  • US2215047A - Rotary well-drilling apparatus : en
  • US2214798A - Deodorant container for toilet bowls : en
  • USD122637S - Design fob a dress : en
  • US2214839A - Single and double clip-pin attachment : en
  • GB526509A - Improvements in or relating to buffers for pit tubs or corves : en
  • DE696445C - Automatic hydraulic device for locking gear balancers, especially for motor vehicles : de en
  • DE696428C - Device for supplying the combustion air to a steam generator pressurized combustion system : de en
  • FR857524A - Training in transmissions : en fr
  • US2214902A - Method of producing cathode materials : en
  • US2215409A - Lawn edger : en
  • DE696394C - Process for the production of basic enamels by adding clay and possibly quartz and adjusting agents to the wet mill : de en
  • DE696267C - Sulfur dye preparations : de en
  • US2214745A - Means for mounting ornamental wheel accessories : en
  • GR9254B - COMBINATION OF T-SHIRT AND SLEEP. : el en
  • US2215342A - Heat treatment and heat-treating furnace : en
  • US2214992A - Receiver and transmitter for telephone desk sets : en
  • GB526385A - A new or improved means for indicating the character of prospectuses, price lists, and the like arranged in a stack, pile or pack : en
  • US2214933A - Vehicle refrigeration system : en
  • US2215373A - krakauer : en
  • GB526568A - Improved circuit arrangements for producing or amplifying ultra-high-frequency oscillations : en
  • USD122641S - Proto evening wrap : en
  • DE694735C - Stripping device for fertilizer getting over the mouldboard of a plow or skimmer : de en
  • GB526415A - Improvements relating to hair curling devices : en
  • FR857509A - Improvements in staircase construction : en fr
  • US2215082A - Method of operating pearlknitting machines : en
  • US2215384A - Thermostatic control : en
  • USD122644S - Design foe a coat : en
  • US2214759A - Retrieving mechanism : en
  • US2214766A - Injection pump for internal combustion engines : en
  • CA391328A - Pressure gauge : en fr
  • GB526391A - Improvements in or relating to means for controlling the feed rate of automatic stokers of the underfeed type : en
  • DE696264C - : de en
  • DE696479C - Starting device for carburetor machines : de en
  • DE696262C - Block capacitor made of sheet-shaped mica capacitor elements with firmly adhering coverings and outer stiffening cover plates : de en
  • FR857624A - Metal chain with multiple elements, intended to pass between two conical plates movable relative to each other : en fr
  • GB526555A - The manufacture of stabilised preparations of sulphuric anhydride : en
  • GB526594A - Improvements in or relating to internal shoe drum brakes : en
  • DE696308C - Receiver for remote measurements using the pulse frequency method : de en
  • DE696316C - Process for the pressure hydrogenation of young brown coals : de en
  • US2214771A - Flat varnish : en
  • GB526365A - Short wave antenna systems : en
  • DE696301C - Method for the investigation of vibrations on aircraft : de en
  • DE696314C - Process for the production of sulfuric acid from exhaust gases containing sulfur dioxide : de en
  • US2215035A - Fan supporting means : en
  • US2215045A - Apparatus employing high voltage, high frequency impulsive electric current : en
  • DE696263C - Three-cylinder star engine with perfect mass balance : de en
  • NL49171C - : en
  • US2215326A - Means for starting free piston motor compressors : en
  • US2215083A - Sulphonic acids of aromatic sulphonic acid halides and process of making the same : en
  • CA391364A - Tractor rubber track : en fr
  • DE696306C - Armor for motor vehicles : de en
  • GB526554A - Improvements in and relating to nozzles and nozzle segments for combustion turbines : en
  • US2214846A - Television automatic amplification control system : en
  • US2215139A - Clip : en
  • US2215123A - Food preserving apparatus : en
  • FR857581A - Watertight pressure switch : en fr
  • FR857611A - Process for obtaining in ferro-silicon alloys a steep rise in induction depending on the field strength : en fr
  • GB526458A - Improvements in photographic contact copying or printing apparatus : en
  • US2214871A - Voltage generating apparatus : en
  • GB526303A - Improvements in biscuit-making machinery : en
  • GB526409A - Improvements in lamp sockets and in caps adapted to cooperate therewith : en
  • GR9255B - CAR BUMPER FIAT NO 500. : el en
  • DE696451C - those for rail vehicles : de en
  • GB526481A - Automatic radio-guiding systems for vehicles : en
  • GR9236B - BOILER COMPLEX OIL BURNER AND NEW CHANGE CHAMBER FOR RAISIN DRYING. : el en
  • GR9243B - AUTOGRAPH STATION. : el en
  • CA391401A - Ice glazed frozen food product : en fr
  • US2215064A - Freight car brake : en
  • US2215340A - Protective covering : en
  • US2215383A - Process and product for softening rubber : en
  • USD122615S - Design for a hand-mirror frame or the like : en
  • US2214842A - Mesh material : en
  • US2215214A - Process of forming ceramic bodies : en
  • GB526317A - Improvements in or relating to drop hammers : en
  • CA391418A - Railway car truck suspension : en fr
  • CA391367A - Carcass marker : en fr
  • US2214747A - Wheel cover : en
  • US2214829A - Parking regulator : en
  • USD122626S - Design fob a hand-mirror frame or the like : en
  • GB526537A - Improvements in or relating to radio direction finders : en
  • AU111475B2 - Improvement in periodic wave repeater : en
  • CA391402A - Coke production : en fr
  • US2214986A - Planetary overdrive and free wheeling transmission : en
  • GB526363A - Improvements in or relating to electric power cables : en
  • GB526480A - Improved flexible pneumatic spring for vehicle suspensions : en
  • DE696342C - Device based on the principle of the propellant return for the separation and measurement of volatile substances : de en
  • US2215303A - Pinking machine : en
  • DE696466C - Like. By means of a sheet metal frame supported on the housing wall : de en
  • US2214889A - Burial case : en
  • DE696282C - Circuit arrangement for telecommunications systems, especially telephone systems, with company lines : de en
  • GB526398A - A method of and means for producing high pressure steam that is low in salt from saline feed water : en
  • US2215081A - Bell type furnace : en
  • US2215206A - Hydrogenation of coal : en
  • GB526311A - Deflation indicator for twin tyres : en
  • CA391343A - Electric switch : en fr
  • FR857637A - New assembly and resulting assemblies : en fr
  • USD122648S - Design for a dress ensemble : en
  • US2215330A - Radio beacon system : en
  • US2215423A - Automotive mechanism : en
  • US2214855A - Vacuum cleaner : en
  • US2215163A - Combined book and coupon unit : en
  • FR857535A - Device for painting large surfaces : en fr
  • FR857514A - Combat plane : en fr
  • US2214998A - Mold extractor : en
  • USD122606S - Design for a wedge heel : en
  • AU446939A - Improved knapsack spray apparatus : en
  • AU341540A - A process for influencing the growth and/or development of plants and/or the fertility of soils : en
  • US2215182A - Truck : en
  • US2214888A - Slug casting machine : en
  • US2214924A - Railway signaling system : en
  • US2215147A - Binder : en
  • US2215260A - Indicating device : en
  • CA391409A - Air conditioning system : en fr
  • DE696313C - Method of dyeing wool : de en
  • DK57995C - Hammer crusher. : da en
  • AU414639A - Improvements in and relating to the production of felted fibrous material in sheet form : en
  • CA391374A - Ash tray closure : en fr
  • GB526545A - Water filtering device : en
  • AU111470B2 - Improvements in and relating to self-locking nuts : en
  • DE696423C - Process for the preparation of acylamino compounds and azoles of the anthraquinone series : de en
  • US2215102A - Electroplating pad : en
  • US2215171A - Turbine blade manufacture : en
  • US2215396A - Exhibition apparatus : en
  • FR857642A - Addition agent for lubricants and lubricants obtained : en fr
  • US2215042A - Heating pad : en
  • US2214761A - Fire hose cabinet : en
  • US2215440A - Gaseous discharge tube and method of producing same : en
  • US2214968A - Switch box : en
  • US2214894A - Resonator silencer : en
  • GB526479A - Improvements in fluid seals : en
  • USD122592S - Design for a heater : en
  • US2215331A - Fixture : en
  • FR857634A - Process for the production of bodies formed by means of gums, resins or synthetic resins : en fr
  • CA391323A - Hydraulic shock absorber : en fr
  • AU111461B2 - Improvements in or relating to radio aerial systems : en
  • CA391362A - Paper machine slice assembly : en fr
  • US2215436A - Centralized traffic controlling system : en
  • DE696278C - Circuit arrangement for relay selectors in telecommunications systems, especially telephone systems : de en
  • AU111473B2 - Improved fish trap : en
  • AU10340A - A process forthe treatment of compositions of or containing rubber andthe like and articles produced therefrom : en
  • FR857555A - Improved heating method and apparatus and their applications : en fr
  • NL49156C - : en
  • US2215143A - Lacquered metal container for foodstuffs : en
  • US2215251A - End protector for threadless pipe : en
  • CA391370A - Cash register : en fr
  • GB526573A - Method of shaping the skin planking of vessels or boats and apparatus for use in association with the method : en
  • CA391306A - Screwdriver and drill driving mechanism : en fr
  • US2214916A - Radio transmission arrangement : en
  • US2215380A - Bonded abrasive : en
  • GB526350A - Improvements in theatre chairs and the like : en
  • FR857617A - Guide bush for bar turning machines : en fr
  • FR857645A - Method of fixing the slats on the radiator grille bodies of motor vehicles : en fr
  • CA391388A - Vertical door lock : en fr
  • US2214828A - Two-speed sprocket : en
  • US2215406A - Engine governor : en
  • FR857583A - Fluid separator : en fr
  • USD122619S - Brooch or similar article : en
  • DE696296C - Process for developing film strips in portable or mobile developing devices : de en
  • DE696351C - Device for regulating the feed in copier devices on cutting machine tools : de en
  • GB526544A - A method of producing neutrons : en
  • DE697663C - : de en
  • US2214727A - Journal wiper : en
  • DE696390C - Process for enriching the antipernicious agent : de en
  • DE696469C - Rotary piston machine : de en
  • FR857550A - Transmission systems for facsimiles or the like : en fr
  • US2214860A - Butter mold and wrapper : en
  • US2214941A - Combustion chamber of internal combustion engines : en
  • US2215086A - Lubricating device for aircraft engines : en
  • DE696290C - Removal cover for the rear roller of trailer plows : de en
  • GB526486A - Improvements in traffic signaling system : en
  • US2215156A - Method and circuit for the operation of electric motors fed by a single-phase supply : en
  • US2215401A - Electrode holder and guide for arc lamps : en
  • AU111462B2 - Improved cane-planter and drill former : en
  • US2214853A - Circuit breaker testing arrangement : en
  • US2214915A - High frequency current transformer : en
  • US2215387A - Vaporizer : en
  • US2215421A - Brake disk : en
  • US2215094A - Lettuce packing machine : en
  • US2215109A - Door lock : en
  • GB526437A - Improvements in or relating to modulated high frequency transmitters : en
  • GB526584A - Improvements in or relating to electrical frequency dividing systems : en
  • US2214922A - Pulsating pressure device : en
  • DE696464C - Arrangement for suppressing spark formation in electrical machines with a rotating commutator : de en
  • CA391407A - Windmill : en fr
  • US2214900A - Brake mechanism : en
  • US2214929A - Radio receiving system : en
  • US2215307A - Method of forming armature coils : en
  • US2215017A - Pump valve assemblage : en
  • US2215439A - Amplifier : en
  • US2214948A - Motor vehicle chassis : en
  • US2215029A - Multivoltage sadiron : en
  • US2214812A - Irrigation furrow former and packer : en
  • US2215049A - Hook for rotary well drilling : en
  • US2215019A - Process of making torch tips : en
  • US2215321A - Fuse : en
  • USD122598S - Design fob a settee : en
  • USD122625S - Design for an automobile fender : en
  • GB526343A - Improvements in or relating to petrol feed pumps : en
  • DE696293C - Connection clamp for taps of water or other liquid lines : de en
  • FR857602A - Watertight connection of the separator supply and discharge tubes : en fr
  • GB526399A - Improvements in or relating to processes for obtaining cellulose for the manufactureof rayon from resinous pine woods : en
  • GB526453A - Improved means for attaching light reflectors or lamp shades to supports : en
  • DE696403C - Process for the production of organic mercury compounds : de en
  • DK57986C - Device at Telephone Dissemination Locations. : da en
  • US2215191A - Coin-controlled setting mechanism for energy dispensing devices : en
  • US2214785A - Tuning mechanism for radio receiving set : en
  • US2215422A - Coil mounting : en
  • GB526562A - Improvements in and relating to electric motor control systems : en
  • US2215291A - Undergarment : en
  • USD122590S - Design for a stocking : en
  • DE696380C - Device for polishing cylindrical workpieces : de en
  • FR857511A - Football game association of living room : en fr
  • FR857599A - Closing and filling device for locks : en fr
  • FR857614A - Incandescent lamp, gas atmosphere, with double winding incandescent body : en fr
  • GB526466A - Improvements in or relating to wave transmission systems : en
  • DE696273C - Three-axle drawbar chassis for rail vehicles : de en
  • FR857574A - Removable device for fixing, on a support, the parts removed from a toy : en fr
  • FR857588A - Improvement in the manufacture of propeller blades : en fr
  • FR857605A - Improvements to obtain practical and economical realizations in rigid-frame seats, for vehicles using the principle of damped suspension : en fr
  • GB526550A - A process for softening textile materials and manufacture of agents therefor : en
  • US2214753A - Feeding device : en
  • US2215194A - Buckle fastener : en
  • DE696411C - odically recurring, as required adjustable time intervals : de en
  • FR857579A - Improvements made to the means of controlling the operation of electrical installations such as, in particular, those used for igniting internal combustion engines : en fr
  • FR857565A - Machine for cutting, cleaning and removing dust from fibers, especially coconut fibers : en fr
  • DE696309C - Device for automatic voltage regulation of current sources : de en
  • GB526339A - Improvements in or relating to electrical fuses and holders therefor : en
  • US2214784A - Process and reagent for resolving emulsions : en
  • US2215327A - Air conditioning system : en
  • USD122575S - Combination container cap remover and screw driver : en
  • USD122580S - Design for a pool table : en
  • DE696453C - Device for high-frequency traffic with dial-up calls, in particular over power lines : de en
  • DE696381C - Ammunition elevator : de en
  • GB526394A - Improvements relating to the mounting of shelves for display devices : en
  • US2215388A - Riveting machine : en
  • DE696289C - Scales with illuminated display activated by inserting money : de en
  • US2215129A - Manhole step : en
  • US2215226A - Louver plate screen for mills : en
  • US2214898A - Ferromagnetic device : en
  • US2214901A - Power drive clutch : en
  • GB526533A - Improvements in or relating to vertical card indexes : en
  • DE696389C - Multi-stage steam jet pump made of metal for creating a high vacuum : de en
  • CA391338A - Coated abrasive sheet : en fr
  • GB526438A - Improvements in or relating to the feeding of sheets to machines : en
  • GB526589A - Improvements in or relating to duplicating machines : en
  • US2214804A - Two-way communication system : en
  • US2214835A - Fastening-inserting machine : en
  • CA391307A - Ore leaching and precipitating apparatus : en fr
  • DE696422C - Process for the preparation of dyes of the anthraquinone series : de en
  • US2214887A - Slug casting machine : en
  • US2215146A - Attaching bracket for vehicle jacks : en
  • US2215428A - Fastener : en
  • DE696430C - ampoule : de en
  • DE696370C - Process for the production of Kuepen dyes of the anthraquinone series : de en
  • DE696365C - Process for the production of high molecular weight condensation products : de en
  • DE696368C - Multiple slotted magnetic field tubes with double-sided connections of the segments : de en
  • USD122581S - Design fob a hanging lighting fixture : en
  • DE696360C - Device for automatic emptying of open containers : de en
  • GB526435A - Improvements relating to method and means for fixing and timing magnetos, especially of aircraft engines : en
  • US2214844A - Automatic drain device : en
  • US2215220A - Stop mechanism for knitting machines : en
  • USD122655S - Design for a dress : en
  • GR9235B - AUTOMATIC CATALOGER. : el en
  • DK57996C - Heat exchange device. : da en
  • GB526329A - Improvements relating to pipe joints : en
  • GB526397A - Improvements in delivery valves for tanks for containing liquid : en
  • GB526511A - Improvements in the manufacture of hard or highly viscous insulating materials : en
  • DE696433C - Safety device to prevent carburetor engines from stalling when the throttle valve is closed quickly : de en
  • GB526321A - Improvements in or relating to darts : en
  • GB526338A - Improvements in and relating to the operation of blast furnaces : en
  • US2215098A - Elevator system : en
  • US2214756A - Anchor for use in concrete : en
  • US2215228A - Process and apparatus for bending glass sheets : en
  • US2215241A - Insulating board and plaster base : en
  • US2214980A - Combined lifting and vibratory jack : en
  • US2215289A - Electrode holder : en
  • US2214790A - Process and apparatus for separating gases : en
  • DK57987C - Electric Cable and Method and Machine for Manufacturing the Same. : da en
  • CA391348A - Fan construction : en fr
  • NL49204C - : en
  • CA391355A - Tire valve stem : en fr
  • CA391396A - Neutralized coupling circuit : en fr
  • DE696439C - Device for preventing overloads in internal combustion engines : de en
  • US2214979A - Steering mechanism for tractors : en
  • USD122605S - Design fob a pin clip : en
  • DE696462C - Resistance body made of a conductive alkaline earth titanate with a perovskite structure : de en
  • US2215320A - Illuminating device for handbags : en
  • DE696475C - Threshing machine with attached straw press : de en
  • US2214733A - Laundry machine support : en
  • US2214830A - Combined radio and television antenna : en
  • US2214834A - Acetylene generator : en
  • US2215261A - Game device : en
  • US2214958A - Spark plug : en
  • US2215107A - Screw feed mechanism : en
  • NL49412C - : en
  • US2215433A - Book or binder cover : en
  • DE696245C - Tobacco pipe with an insert attached to the mouthpiece and rotatably mounted in the pipe shaft : de en
  • DK57993C - Layer for milking buckets. : da en
  • AU426639A - An attachment to tractors for raising and lowering cultivating implements : en
  • AU111489B2 - Method of and apparatus for subdividing woodblocks inthe manufacture of clothes pegs : en
  • FR857643A - Process for preparing maleic acid : en fr
  • GB526326A - Improvements in phosphatizing baths, and chiefly in baths containing phosphates of iron, phosphate of zinc or phosphate of manganese : en
  • GB526337A - Improvements in or relating to knitting machines : en
  • US2215259A - Strain gauge : en
  • USD122652S - Design for a dress : en
  • US2215432A - Extreme pressure lubricant : en
  • CA391403A - Nitrogen-containing ketone production : en fr
  • AU448239A - Improved fish trap : en
  • CA391326A - Vehicle stake : en fr
  • AU261739A - An improved vaporising appliance for fluid medicaments : en
  • CA391368A - Lubricant receptacle cleaning apparatus : en fr
  • US2215103A - Drive transmission : en
  • DE695855C - Device for forming the height angle for firearms : de en
  • US2215319A - Electric switch : en
  • FR857516A - Transformer device for converting three-phase current into current with a higher number of phases : en fr
  • DE696456C - Arrangement for the removal of hoarfrost on high-voltage overhead lines : de en
  • GB526503A - Improvements in or relating to aerial coupling systems in superheterodyne radio receivers : en
  • GR9244B - MIXED AUTOMATIC AND NOT. : el en
  • US2215100A - Method and machine for sealing vitreous vessels : en
  • GB526341A - Improvements in latches for gates, doors and the like : en
  • GB526557A - Improvements relating to electric accumulators : en
  • FR857630A - Push-up riveting process : en fr
  • GB526309A - Improvements relating to levers, arms, rods and the like : en
  • GB526319A - Improvements in fittings for displaying goods in stores and other places : en
  • GB526434A - Improvements in and relating to engine starters : en
  • US2214763A - Adhesive tape dispenser : en
  • US2214927A - Apparatus for determining positions by radio beacons : en
  • US2214966A - Fluid pressure producing device : en
  • GR9232B - LIGHT OF ELECTRICITY SWITCH AND PHOTOGENES OR LIGHTING BODIES IN THE DARK INDICATORS OF INSTALLATION OF ELECTRIC POWER SWITCH IN. : el en
  • AU414039A - Improvements in or relating to work supports for sewing machines : en
  • US2215022A - Vehicle body : en
  • US2214764A - Electrical musical instrument : en
  • DE696307C - Arrangement for displaying malfunctions in converter systems : de en
  • FR857542A - Wire tensioner : en fr
  • FR857636A - Improved assembly process, assemblies and assemblies, such as vehicle bodies, resulting : en fr
  • GB526483A - Improvements in or relating to telephone systems : en
  • US2215203A - Motor vehicle headlight : en
  • US2215223A - Porous material manufacture : en
  • DE696364C - Process for the production of hydrocarbon oils : de en
  • CA391357A - Drill bit : en fr
  • DE696482C - Pipe connection by locking : de en
  • GB526463A - Improvements in and relating to soot blowers : en
  • US2214938A - Teleprinter receiving apparatus : en
  • US2215121A - Binding machine : en
  • GB526443A - Improvements in cupola furnaces : en
  • CA391314A - Surface finishing apparatus : en fr
  • DK57991C - Claw for Retaining Sanding Materials such as Cloths, Twists or Washing Skins. : da en
  • GB526581A - Improvements relating to the starting of injection-type internal combustion engines : en
  • US2215424A - Roll : en
  • USD122617S - Design for a brooch or similar article : en
  • FR857551A - Pump contactor controlled by the speed or frequency of movement of a moving part : en fr
  • FR857631A - Process for preparing phosphorescent substances : en fr
  • GB526330A - Improved preparation of water-soluble cellulose ethers : en
  • US2215376A - Throttle valve for pneumatic tools : en
  • GR9241B - BAKERY STEAM OVEN AND SPECIAL PLATES FOR THIS STEAM OVEN. : el en
  • DE696356C - Bicycle valve with a sealing washer clamped across the valve axis : de en
  • FR857513A - Taping head for electric cables : en fr
  • FR857505A - Rotary dryer : en fr
  • DE696254C - eln : de en
  • FR857648A - Device preventing overloads of inductive resistors, in particular welding transformers : en fr
  • GR9240B - IMPROVEMENTS IN OR IN RELATION TO MACHINE REMOVAL MACHINE AND METHOD FOR REMOVAL OF NUCLEAR FRUIT. : el en
  • GB526541A - Improvements in or relating to exhaust gas turbo-blower means for horizontal internal combustion engines : en
  • US2214737A - Air purification : en
  • FR857590A - Manufacturing process of writing masses : en fr
  • US2215225A - Horizontally adjustable window shade bracket : en
  • GB526518A - Improvements in or relating to wheels : en
  • FR857566A - Improvements to fire alarm systems and radioactive material detectors : en fr
  • AU111452B2 - Amplifier : en
  • CA391406A - Windmill : en fr
  • DE696472C - Humidistat : de en
  • GB526426A - Apparatus for effecting the change of rolls in metal-rolling mill stands : en
  • GB526513A - Improvements in or relating to methods for producing preparations for intravenous use or for the treatment of arthritis and fibrositis, and the preparations resulting therefrom : en
  • DE696436C - Carburetors for internal combustion engines : de en
  • DE696311C - Electric steam cooker : de en
  • US2215056A - Electrical musical instrument : en
  • US2215302A - Pinking machine : en
  • USD122576S - Be sign fob a salad bowl : en
  • US2215154A - Embalming fluid : en
  • US2214867A - Protective apparatus : en
  • US2215346A - Brake mechanism : en
  • CA391375A - Round boiler : en fr
  • US2215274A - Food receptacle : en
  • CA391414A - Slide fastener : en fr
  • AU75840A - Improvements in or relating tothe separation of superheated vapours : en
  • CA391384A - Coated tube extrusion : en fr
  • GB526476A - Improvements in gas burners : en
  • CA391351A - Soldering process and flux : en fr
  • CA391341A - Frequency difference responsive apparatus : en fr
  • US2214899A - Welding method and apparatus : en
  • US2215240A - Ski pole : en
  • US2215091A - Method of and means for photographically copying checks, documents, etc. : en
  • CA391349A - Compressor valve structure : en fr
  • US2214893A - Process for the extraction of fibers from fiber-containing material : en
  • US2215262A - Hair curling device : en
  • US2215430A - Aromatic sulphonamide-substituted antimony compounds : en
  • FR857560A - Method, means and devices for radio electric servo-control of two axes of rotation : en fr
  • GB526427A - Improvements in or relating to rivet setting machines : en
  • CA391360A - Wireless receiver : en fr
  • AU111493B2 - Improvements in or relating to synchronising systems : en
  • AU361739A - Improvements in mountings for electric motors andother devices : en
  • US2215128A - Material and process for obtaining metal printing plates with silver halide emulsions : en
  • US2215263A - Motor driven calculating machine : en
  • US2214891A - Insulated piston : en
  • US2215189A - Treatment of glycerol solutions : en
  • USD122585S - Design for an ash tray : en
  • DE696348C - Maneuvering device for reversible internal combustion engines : de en
  • GB526500A - Improvements in or relating to electrically operated pumps : en
  • CA391330A - Tray attachment means : en fr
  • CA391345A - Container for hydrogen-filled electrical devices : en fr
  • US2215304A - Catalyst regeneration : en
  • US2215296A - Control system : en
  • US2215352A - Board game : en
  • US2215443A - Listjoij : en
  • US2215427A - Wheel stop for monorail trackage : en
  • US2214809A - Telephone system : en
  • CA391324A - Surgical dressing : en fr
  • US2215200A - High frequency apparatus : en
  • GB526315A - Improvements in or relating to machines for folding flat articles, such as laundry flat work : en
  • US2214840A - Fastening pulling machine : en
  • US2214777A - Mower driving head : en
  • DE696345C - Means for combating animal and vegetable pests : de en
  • DE696429C - Consolidated preparations containing glycerine : de en
  • FR857533A - Nozzle for gasifier and gasifier with application : en fr
  • DE696346C - Pest control : de en
  • FR857650A - Closing device for doors : en fr
  • DE696363C - Process for the production of lubricating oils : de en
  • DE696454C - Distribution frame with wire radio exchange switches : de en
  • DK57989C - Electric Timer. : da en
  • US2214800A - Percussive tool : en
  • US2214897A - Calculating machine : en
  • DE696256C - Hydraulic steering gear : de en
  • DE696476C - Carburetor with a main mixing room and an auxiliary mixing room connected to this, which is used to generate a rich mixture : de en
  • GB526383A - Improvements in or relating to abdominal supports : en
  • GB526600A - Improvements in airscrew blades : en
  • US2214975A - Means and method of refrigerating : en
  • DE696336C - Pot-like vacuum cleaner with a vertically arranged drive motor : de en
  • FR857512A - Improvements to cable winding devices on a cylinder or drum : en fr
  • US2214944A - Package of liquid or plastic material : en
  • US2215312A - Excitation control system for synchronous machines : en
  • USD122621S - End piece for ropes or the like : en
  • FR857518A - Improvements to artificial respiration devices : en fr
  • GB526538A - Improvements relating to press guards : en
  • US2215062A - Treatment of hydrocarbon gases : en
  • US2214741A - Lasting machine : en
  • US2214843A - Thermostat : en
  • DE696353C - Slide with steering runners and brake pins : de en
  • GB526524A - Improvements in and relating to tag fasteners : en
  • US2215088A - Concealed hinge : en
  • US2215165A - Process for treating tin-plate containers : en
  • US2215235A - Wire drawing apparatus : en
  • CA391317A - Stocking suspender : en fr
  • GB526401A - Improvements relating to electric discharge lamps : en
  • GB526549A - Improvements in aircraft : en
  • DE696269C - Process for the production of ice colors in stuff printing : de en
  • DE696431C - Colon irrigation apparatus : de en
  • DK58002C - Maneuvering and Indicator device by Propeller as well as Turbine and Impeller with rotating Blades. : da en
  • GR9251B - METHOD AND MECHANICAL COMPLEX OF RAISIN PROCESSING. : el en
  • FR857578A - Composition for molding dental crowns and method of using the same : en fr
  • GR9245B - ELLONG SYRANGEOUS OVEN WITH END AND SUPPLIED TAPE TRANSPORT. : el en
  • DE696302C - Cover for vehicle tires : de en
  • GB526395A - Improvements in horse and like velocipedes : en
  • GB526570A - Improvements in or relating to a method of knitting combination full-fashioned stocking blanks and a straight bar knitting machine for carrying out said method : en
  • US2215370A - Range finder : en
  • GB526355A - An improved manufacture of catalysts and the treatment of hydrocarbons therewith : en
  • GB526496A - The purification of nitriles : en
  • DE696398C - Device for discharging bulk goods : de en
  • GB526313A - Improvements in or relating to seals for metal vapour electric arc converters : en
  • US2215208A - Compartment shelf and divider : en
  • US2214814A - Feed for machines for placing rings on bobbins : en
  • US2215168A - Process of coloring wheat products : en
  • US2215013A - Pressure gauge having a casing with a protective closure means : en
  • US2215142A - Antioxidant for rubber : en
  • US2215425A - Roller attachment for rocking chairs : en
  • US2215359A - Solvent extraction : en
  • DE696367C - Arrangement for synchronous triggering of switches : de en
  • FR857592A - Improvements to aircraft control devices : en fr
  • GB526308A - Improvements relating to safety means for sheet metal working presses or the like : en
  • AU252239A - Improvements in glass bottle making machines : en
  • FR857600A - Spoils : en fr
  • US2214833A - Rotary internal combustion engine : en
  • DE696392C - : de en
  • GB526478A - Tools for cutting out of the ground pot-shaped lumps of earth for the cultivation of plants : en
  • GB526516A - Improvements in or relating to machines or apparatus for marking pies : en
  • GB526577A - Improvements in or relating to couplings of pneumatic tyre pressure gauges : en
  • US2215175A - Television synchronizing impulse separator circuit : en
  • DE696426C - Process for the production of Kuepen dyes of the dibenzanthrone series : de en
  • US2214749A - Treatment of motor fuel : en
  • GB526371A - Improvements relating to mechanical stokers, travelling grates and the like : en
  • USD122611S - Portable grandstand frame : en
  • GR9233B - CLEANING HAND CREAM FROM ALL FAT OR NON-COLORED OR COLORLESS. : el en
  • DE696432C - he or the like : de en
  • US2214794A - Dress pattern : en
  • GB526572A - Improvements in and relating to the seats of transport vehicles : en
  • DK57984C - Telephone system. : da en
  • FR857529A - Improvements to cycles in which the cyclist is lying down : en fr
  • GB526527A - Improvements in and relating to electric vacuum annealing and melting furnaces : en
  • DE696276C - Arrangement for intermittently coupling a shaft to a continuously rotating one : de en
  • FR857557A - High strength construction process using corrugated sheet metal : en fr
  • FR857577A - Protective device for automotive body ceilings : en fr
  • GB526387A - Improvements in or relating to the separation of butadiene from hydrocarbon mixtures containing same : en
  • US2215043A - Metal feeding apparatus : en
  • GB526345A - Improvements in fillers for vinyl resin plastics : en
  • DE696300C - Aircraft with devices for influencing the flow boundary layer : de en
  • US2214973A - Cathode ray tube : en
  • US2214956A - Plunger controlled valve for oil well pumps : en
  • US2215202A - Diesel engine : en
  • US2215308A - Control mechanism for gas and liquid storage apparatus : en
  • US2214875A - Lubricating oil compositions, constituents thereof, and methods of manufacturing thesame : en
  • USD122595S - Design fob an organ casing : en
  • GB526444A - An improved trap or appliance for use in catching ground pests : en
  • GB526583A - Improvements relating to binding devices for loose-leaf ledger and like sheets : en
  • USD122567S - Petri dish or similar article : en
  • US2215097A - Piano : en
  • DE696435C - Diaphragm pressure regulator for carburettor : de en
  • DE696444C - Hurricane lantern for vehicles : de en
  • CA391325A - Window ventilator : en fr
  • USD122574S - Design fob a jack ob the like : en
  • AU21540A - Improvements infilling machines : en
  • CA391337A - Washing machine frame : en fr
  • DE696274C - Induction motor, especially for relays in railway safety devices : de en
  • US2214754A - Photographic shutter : en
  • US2214995A - Hat : en
  • US2214813A - Collapsible paper box : en
  • US2215151A - Sanding head : en
  • DE696246C - eppern : de en
  • DE696427C - Device for regulating and shutting off the flue gas flow in boilers : de en
  • US2214822A - Applicator : en
  • US2215176A - Burner head : en
  • DE696409C - plaster boxes by means of a mounting plate : de en
  • GB526354A - Wheel with removable rim and with braking means comprising multiple plates : en
  • US2215295A - Surface insulation for magnetic sheet steel : en
  • DK57988C - Installation switch with Tilting mechanism and Silencer. : da en
  • US2215087A - Azo dyestuffs : en
  • US2214963A - Pressure relief valve : en
  • US2215277A - Chilling apparatus : en
  • US2215332A - Thermal generation of electric current : en
  • DE696288C - Use of a zinc alloy for the production of deep-drawn sheets : de en
  • DE696471C - Lifting device for cranes : de en
  • USD122632S - Design for a handbag : en
  • GB526510A - Improvements in the manufacture of hard or highly viscous insulating materials : en
  • GR9250B - COFFEE REPLACEMENT REPLACEMENT. : el en
  • US2214751A - Printing press : en
  • US2214767A - Tufting attachment for sewing machines : en
  • USD122599S - Design for a lens testing device : en
  • US2214939A - Fastening device : en
  • USD122596S - Design for a curtain : en
  • FR857627A - Aircraft wing provided with devices to act on the boundary layer of the relative wind : en fr
  • CA391387A - Grinding wheel : en fr
  • GB526333A - An improvement in feeding bottles : en
  • DE696240C - Bridge circuit fed via a transformer for measuring the capacitance and the loss angle of capacitor-like objects : de en
  • DE696281C - Circuit arrangement for telephone systems with main and sub-offices : de en
  • DE696366C - Insulated box for refrigerated transport : de en
  • DE696483C - Shaft seal : de en
  • US2215183A - Apparatus for producing amorphous forms of normally crystalline salts : en
  • DE696261C - Circuit for light tubes not provided with glow cathodes : de en
  • CA391417A - Reinforced joint or connection : en fr
  • FR857586A - Improvements to typewriters : en fr
  • USD122569S - Design for a comb or similar article : en
  • FR857553A - Improvements to devices used to detect fires or the presence of certain gases : en fr
  • US2214820A - Machine tool : en
  • US2214872A - Electrical appliance : en
  • US2215140A - Machine tool feed : en
  • DE696474C - Lawn mower : de en
  • GB526521A - Portable tents capable of being used as trailers : en
  • US2214997A - Method of packaging : en
  • CA391312A - Tire spreader and inspection machine : en fr
  • US2214832A - Pulverizer : en
  • USD122645S - Design fob a coat : en
  • USD122604S - Design for a pin clip : en
  • US2214831A - Centrifuge for clarifying and standardizing milk : en
  • US2215149A - Press for producing flour paste articles : en
  • US2215266A - Apparatus for compressing and cooling air : en
  • US2215073A - Sheet mutilating apparatus : en
  • US2215079A - Apparatus for burning gas : en
  • USD122639S - Design for a hood : en
  • GB526418A - Improvements in or relating to modulator arrangements : en
  • GR9238B - GRAPHING AFTER MULTIPLE NUMBER OF ASTEROIDS (RADIO) DURING THE LOWER HEAD OF GRAPHING HOLDING ARSTED ARMING ARMS. : el en
  • US2214738A - Nailing machine : en
  • DE696241C - Device for one-time triggering of a switching process : de en
  • DE696257C - Propeller for propellers : de en
  • DE696326C - : de en
  • DE696468C - Tree regulator for warp knitting machines : de en
  • GB526593A - Improvements in and relating to aluminium pipes : en
  • USPP425P - van rossem : en
  • GB526389A - Improvements in preparation of vitamin compositions : en
  • USD122572S - Design for a tire : en
  • US2215269A - Knitted fabric : en
  • CA391311A - Roll lathe headstock : en fr
  • CA391352A - Can opener : en fr
  • US2215157A - Power generation : en
  • DE696437C - Device for delayed closing of the throttle valve of the carburetor in internal combustion engines : de en
  • DE696458C - Suspension bracket for fastening the insert of an electrical flush-mounted device in the wall housing : de en
  • US2214884A - Safety lock for casement windows : en
  • GB526599A - Improvements in guillotine cutting machines : en
  • AU111495B2 - An improved vaporising appliance for fluid medicaments : en
  • US2214762A - Brake : en
  • US2214911A - Brake mechanism : en
  • GB526506A - Improvements in or relating to cutter heads for woodworking machines and the like : en
  • DE696280C - Circuit arrangement for telephone systems with main and sub-offices and dialer operation : de en
  • US2214976A - Apparatus for the manufacture of crystalline bodies : en
  • DE696258C - Self-loader with inclination scale for carding : de en
  • US2215053A - Toilet tissue holder : en
  • US2215371A - Wiper arm : en
  • US2214734A - Hydraulic metal extrusion press : en
  • US2215188A - Inhaler : en
  • DE696373C - clothing from Siemens-Martin-OEfen : de en
  • GB526590A - Improvements in and relating to blades for rotary machines operated by media at high temperatures, for example, explosion turbines : en
  • CA391356A - Container closure : en fr
  • AU92640A - Staybolt plugs andthe method of making thesame : en
  • US2215032A - Washing machine : en
  • US2215037A - Fly net : en
  • US2215372A - Refrigerating apparatus : en
  • CA391411A - Fan system : en fr
  • AU111465B2 - Improvements in or relating to films, filaments, fibres or other shaped articles made by hardening proteins coagulated from their solutions : en
  • AU111483B2 - Improvements in detachable drill bits and shafts for use with rock drills : en
  • US2214985A - Forceps : en
  • FR857646A - Arrangement for improving combustion in internal combustion engines with fuel injection : en fr
  • US2214802A - Polarizing retinoscope : en
  • FR857576A - Gear switch : en fr
  • GB526591A - Improvements in and relating to electric discharge lamps : en
  • GB526424A - Improvements in and relating to thermionic valve circuits : en
  • US2214783A - Process and reagent for resolving emulsions : en
  • US2214851A - Aminoplast containing aminoester salts : en
  • US2214974A - Electrode for electric discharge devices : en
  • USRE21567E - Piano action : en
  • US2214746A - Wheel and ornamental accessory therefor : en
  • US2215201A - Distributing apparatus : en
  • DE696285C - Incandescent lamp socket, at the rear end of which the supply line is received, a spring-loaded opening of a carrier is arranged : de en
  • USD122654S - Design for a dress : en
  • GB526507A - Improvements in condensation vacuum pumps : en
  • US2214778A - Locking device : en
  • US2214858A - Protective arrangement for electric power circuits : en
  • US2215420A - Annular brake structure : en
  • USRE21571E - Pick-up mechanism : en
  • CA391353A - Tamper proof holding device for bottles : en fr
  • US2215000A - Apparatus for treating shower sprays : en
  • NL49281C - : en
  • US2214972A - Device for cleaning toilet hoppers and the like : en
  • AU111464B2 - Improvements in and relating to the production of felted fibrous material in sheet form : en
  • USRE21575E - Container closure and limino : en
  • US2215317A - Salt bath furnace : en
  • GB526493A - Improvements in or relating to processes and apparatus for the manufacture of artificial sausage skins : en
  • US2214779A - Dispensing device for filling grease guns and the like : en
  • US2214947A - Garnish molding retainer : en
  • US2215115A - Double acting valve : en
  • US2215118A - Correlator for blood specimens : en
  • DE696339C - Device for measuring the inner diameter of elastic rings : de en
  • GB526433A - Improvements relating to brassieres and like garments : en
  • US2215284A - Frequency modulation signaling system : en
  • US2214818A - Tractor mounted harvester : en
  • FR857575A - Electronic discharge devices and circuits using them : en fr
  • GB526548A - Device for manoevring and parking grounded aeroplanes automobiles and such like heavy mobile machines in relatively confined spaces : en
  • GR9247B - AUTOMATIC ACCOUNTING MACHINE. : el en
  • DE696305C - Notch cover : de en
  • FR857537A - Improvements to flame retardants and heat insulators : en fr
  • GB526361A - Improvements relating to television receivers : en
  • GB526484A - Wringer feed bar : en
  • AU522139A - Improvements in sandals : en
  • US2215058A - Vehicle brake : en
  • CA391319A - Multifilament rayon cloth : en fr
  • US2214827A - Hack saw blade : en
  • US2215292A - Support for electric sadiron cords : en
  • US2215255A - Stabilization of styrene : en
  • US2215349A - Roofing or surfacing material : en
  • DE696395C - Braking device for motor vehicles : de en
  • US2215108A - Electric heating system : en
  • USRE21569E - Control system and apparatus for : en
  • US2215039A - Method of treating borosilicate glasses : en
  • DE696312C - Electric timer with an armature disk that serves as the drive disk of a second pointer : de en
  • US2214923A - Garment shaping and drying machine : en
  • US2214984A - Tweezers : en
  • CA391313A - Straight hair spring and roller for timepieces : en fr
  • DE696478C - Injection carburetors for internal combustion engines : de en
  • US2215061A - Coating glass fabric : en
  • US2215132A - Method and apparatus for distributing liquid solutions : en
  • US2215145A - Process of lacquering metal articles : en
  • US2215232A - Rotary internal combustion engine : en
  • US2214912A - Control for combustion apparatus : en
  • US2215130A - Ornamental article and method of making the same : en
  • FR857501A - Germination and soilless cultivation apparatus : en fr
  • US2215020A - Perpetual calendar : en
  • US2215217A - Water valve for rock drills : en
  • US2215323A - Adsorptive unit : en
  • USD122610S - Portable orandstand frame : en
  • US2215044A - Automatic shutoff valve : en
  • US2215354A - Brake equipment : en
  • US2215400A - Cleaner for eating and drinking utensils : en
  • US2214845A - Improving color of iron stained material : en
  • US2215095A - Production of maleic acid : en
  • US2214736A - Apparatus for distributing materials : en
  • DE696299C - Wall duct for height cabins : de en
  • DE696467C - Gas burner : de en
  • FR857593A - Grate control device for mercury vapor and gas discharge appliances : en fr
  • US2214815A - Pigment milling process : en
  • US2214951A - Fluid pressure actuated brake : en
  • US2215007A - Metal turning : en
  • US2215230A - Supply container for photographic plates for automatic photographic machines : en
  • AU111467B2 - Improvements in baling presses for scrap metal : en
  • US2215190A - Process for the production of valuable hydrocarbon products by the extraction of solid carbonaceous materials : en
  • USD122629S - Design for a vegetable cutter : en
  • AU111457B2 - Improvements in or relating to radio antennae : en
  • USD122577S - Design for a swinging target game device : en
  • CA391382A - Plastic resinous cement : en fr
  • DE696304C - especially with a sidecar : de en
  • AU111494B2 - An attachment to tractors for raising and lowering cultivating implements : en
  • AU111492B2 - Improvements in or relating to selective switches such asare used in automatic telephone systems : en
  • DE696220C - Device for driving machines, e.g. B. electrical generators for car lighting, from the axle of a vehicle : de en
  • FR857539A - Magnetic saturation systems : en fr
  • GB526588A - Process for the production of black-blue lacquer dyestuffs : en
  • CA391383A - Drilling mud weighting material : en fr
  • FR857595A - Polisher for nails or other applications : en fr
  • AU111488B2 - An improved method of and means for manufacturing clothes pegs : en
  • US2214739A - Wire fabric : en
  • US2215158A - Portable typewriter and cabinet accessory : en
  • CA391404A - Sheet or signature feeding mechanism : en fr
  • NL49163C - : en
  • AU111460B2 - Trip doorstop device : en
  • AU111486B2 - Atomiser for internal combustion engines : en
  • GB526523A - Improvements relating to change-speed gearing for machine tools : en
  • CA391376A - Tubular blank bottoming machine : en fr
  • CA391386A - Boron carbide alloy manufacture : en fr
  • GB526485A - Improvement in colour prints and methods of manufacture therefor : en
  • GB526566A - Process for rendering rubber fire-proof : en
  • FR857628A - Aircraft wing provided with devices for sucking in the boundary layer of the relative wind or for expelling air therein : en fr
  • US2214856A - Resistance welding machine : en
  • US2215055A - Method for preparing hides using mold tryptases, and a neutral to weakly acid reaction : en
  • FR857626A - Motive power take-off device on board aircraft for borrowing relatively considerable power : en fr
  • GR9246B - ALUMINUM SHOES FOR USE OF TIRE FACTORIES, ALL TYPE AND DESIGN. : el en
  • US2215298A - Electrical precipitator device : en
  • DE696412C - Auto switch : de en
  • DE696446C - Filler pencil : de en
  • ES144889A1 - A procedure for joining the plunger with the foot in the metal plunger tubes. : en es
  • FR857638A - Improved process and installation for the recovery in the distillery of the transport water of apples and other fruits and of vinasse : en fr
  • GB526351A - Road covering material : en
  • DE696374C - Cooling device for the suction line of diffusion pumps : de en
  • US2214838A - Method for condensing sublimed materials : en
  • US2214967A - Brake : en
  • US2215231A - Lehr drive for sheet glass machines : en
  • FR857607A - Swing balanced valve : en fr
  • FR857506A - New process for the manufacture and waterproofing of containers, boxes and packaging of all kinds made of paper or cardboard, as well as for the manufacture of a pulp to obtain a new type of cardboard or waterproof molded articles, and products thus obtained : en fr
  • US2215011A - Machine for making, filling, and sealing packages : en
  • GB526419A - Improvements in tensioning devices for transmission chains and the like : en
  • FR857554A - Electric bulb for automatic security control, signaling and other effects : en fr
  • GB526320A - Improvements in or relating to luminescent screens and methods of manufacturing the same : en
  • DE696460C - gene recordings : de en
  • FR857507A - Tubular anchors for building masonry : en fr
  • US2214905A - Collecting and classifying mill : en
  • US2215221A - Buckle for footwear : en
  • US2215238A - Anchorage for pipe lines and the like : en
  • DE696415C - The transformer can be regulated by adjusting a rotatably mounted scatter choke : de en
  • GB526425A - Improvements in or relating to insulated electric conductors : en
  • US2214776A - Locking device : en
  • GB526457A - Improvements relating to rotary pumps for oil or other liquids : en
  • DE696391C - Process for the production of molded bodies, in particular plates : de en
  • USD122578S - Design for a game board : en
  • US2214857A - Folding machine : en
  • FR857601A - Improvements to lighters, particularly electric pocket lighters : en fr
  • GB526325A - Synthetic grindstones : en
  • SE99827C1 - : en sv
  • DE696341C - Swivel device on geodetic instruments to determine the distance : de en
  • DE696322C - Process for the preparation of resinous condensation products of the resol type which are soluble in weak alkalis : de en
  • GB526582A - Improvements in or relating to synchronising means for multichannel suppressed-carrier communication systems : en
  • IS282A7 - Tools for peeling fish fillets : en is
  • US2215344A - Expansion bit : en
  • GB526597A - Improvements in appliances for playing board games simulating football : en
  • GB526519A - Improvements in or relating to road rollers : en
  • GB526353A - Improvements in or relating to mechanical return devices : en
  • US2214789A - Centralizer for drill steels : en
  • US2215316A - Electrical receptacle : en
  • US2215434A - Striker plate : en
  • US2214825A - Tire building drum : en
  • DE696441C - Film pack : de en
  • CA391400A - Paper bag manufacture : en fr
  • US2215133A - Flush valve : en
  • US2215306A - Pressure regulating system : en
  • GB526467A - Improvements in ironing pads or blankets for domestic use : en
  • GB526455A - Combination tool : en
  • FR857606A - metal brackets for formwork : en fr
  • US2215075A - Spring clip for mortar charges : en
  • US2215127A - Seat pivot : en
  • US2214755A - Driving mechanism for reciprocating conveyers : en
  • US2214808A - Multigrid electron discharge tube : en
  • GB526323A - Improvements in or relating to the production of metallic materials : en
  • US2214787A - Coating machine : en
  • USD122638S - Dropper bulb or similar article : en
  • DE696461C - Fall bow regulator with safety contact device : de en
  • US2215243A - Drag link and method of producing same : en
  • DE696385C - Rotatable resistance transmitter for electrical remote display : de en
  • US2215136A - Manufacture of wet-strengthened paper : en
  • FR857625A - Airplane fitted with a device to act on the boundary layer of the relative wind : en fr
  • DK57982C - Procedure for Projection of Television Images and Lenses for Use in Exercising the Procedure. : da en
  • GB526512A - Improvements in or connected with micrometer eyepieces : en
  • GB526574A - Improvements in electrical systems of remote control : en
  • DE688544C - Bow attachment for ships : de en
  • DE696379C - Support device for motorcycles with a side support : de en
  • GB526340A - Improvements in or relating to windscreens for road vehicles or the like : en
  • CA391393A - Revolving cone mixer : en fr
  • GB526571A - Improvements connected with bottle filling or like machines : en
  • US2215025A - Earth mover : en
  • US2215234A - Indirect lighting fitting : en
  • US2215408A - Apparatus for feeding cut tobacco : en
  • US2215137A - Manufacture of casein products : en
  • US2215324A - Refrigeration : en
  • US2215446A - Method of treating the butt ends of vegetables : en
  • GB526546A - Improvements in and relating to greetings cards : en
  • FR857596A - Improvements made to pendular oscillating body devices, in particular to those used for absorbing vibrations : en fr
  • SE99840C1 - : en sv
  • GB526378A - Automatic temperature regulating system : en
  • GB526400A - Improved rocket-firing device : en
  • GB526592A - Improvements in and relating to skis : en
  • US2215028A - Mouse or rat trap : en
  • US2215218A - Measuring and control apparatus : en
  • US2214765A - Process for recovering silver from photographic solutions : en
  • DE696344C - Pyrophoric lighter with built-in cigar cutter : de en
  • US2214796A - Time printing device : en
  • US2215212A - Relay : en
  • GB526428A - Improvements in or relating to apparatus for the manufacture of reverse plated knitted fabric : en
  • DE696421C - Process for the preparation of dyes of the anthraquinone series : de en
  • FR857504A - Improvements made to stabilizers for mobiles moving in a fluid : en fr
  • GB526413A - Improvements in or relating to electrical condensers assembly : en
  • US2214854A - Variable speed transmission device : en
  • US2215341A - Motor control system : en
  • DK57990C - Safety device at Stokere. : da en
  • GB526488A - Improvements in and relating to the electric driving of paper-making machines : en
  • GB526357A - Improvements in or relating to trough lighting fitting : en
  • USD122609S - Design for a dress : en
  • US2215398A - Process for the manufacture of synthetic alpha-tocopherol : en
  • GB526578A - Improvements relating to machines for trimming the edges of metal sheets : en
  • US2215375A - Valve mechanism for spray devices : en
  • GB526461A - Improvements in or relating to means for cooling aircraft engines or engine radiators : en
  • GB526327A - Improvements relating to upholstering spring assemblies : en
  • FR857568A - Device for insulating pipes : en fr
  • FR857536A - Ditching sail for seaplanes : en fr
  • GB526420A - Improvements in toy bridges : en
  • GB526482A - Improvements in or relating to selenium rectifiers : en
  • DE696414C - Self-regulating electrodynamic transmission : de en
  • DE696347C - Insect control : de en
  • GB526464A - Improvements in or relating to tuning devices for radio receiving apparatus : en
  • US2214728A - Color wheel centering device : en
  • US2214908A - Telephone system : en
  • US2214970A - Combination well driving and boring tool : en
  • USD122601S - De sign for a bracelet : en
  • FR857561A - Process for manufacturing a granulated soda ash : en fr
  • FR857597A - Device for obtaining, in the grinding of gear wheels, by a rolling movement, for the side of the teeth, a shape which deviates from the precise involute : en fr
  • US2215404A - Time control mechanism for flashing electric range units or the like : en
  • DE696320C - Process for the production of basic substituted phenolic resins : de en
  • US2214882A - Nursing bottle holder : en
  • US2215101A - Connector for tubular members : en
  • US2215410A - Thread holder : en
  • FR857508A - Advanced straps : en fr
  • GB526517A - Combined intermittent and continuous feed gearing : en
  • US2215005A - Piston and piston ring : en
  • DE696275C - Train monitoring device with track board and numbers on the track board : de en
  • FR857598A - Temperature exchanger device : en fr
  • US2214904A - Heat insulation material : en
  • US2215245A - High-strength compressed fiber product : en
  • USD122594S - Design foe a bathtub : en
  • GB526492A - Improvements in or relating to the recovery of salts from solutions used for gas purification : en
  • US2214824A - Ironing pad : en
  • USRE21568E - Textile feinting machine : en
  • DE696350C - cooling systems for internal combustion engines in aircraft : de en
  • US2215390A - Water circulating system : en
  • DE696224C - Method for manufacturing a valve bag from paper : de en
  • GB526495A - Hydrogenation of adiponitrile : en
  • US2214934A - Vulcanized polymerized chloroprene : en
  • US2215242A - Automatic control for electric motors : en
  • US2215301A - Timer governor : en
  • DE696328C - Circuit arrangement for telecommunication systems with dialer operation for the automatic notification of a subscriber who is prevented from establishing a connection when the connection path becomes free : de en
  • US2215362A - Oil refining : en
  • GB526552A - Improvements in or relating to methods of making a self-contained oil seal, and the die assembly for use in making such seals : en
  • US2215105A - Coloring matters from azo dyestuffs : en
  • US2215288A - Washing machine mechanism : en
  • CA391354A - Metal container : en fr
  • US2214810A - Alloy : en
  • USD122622S - Textile fabric or similar article : en
  • US2214880A - Regenerative cooling system : en
  • US2215442A - Aluminum alloy as bearing metal : en
  • US2214803A - Vent chamber for storage batteries : en
  • AU111497B2 - Improvements in stump jump ploughs and cultivators : en
  • CA391381A - Bottle holder : en fr
  • US2214799A - Slush pump valve : en
  • CA391369A - Card punch and printer : en fr
  • US2215150A - Process for treating mineral fibrous substances, such as glass wool, slag wool, or the like : en
  • US2214863A - Flushing valve : en
  • AU361539A - Amplifier : en
  • US2214991A - Sanctuary lamp : en
  • US2215172A - Control valve : en
  • CA391372A - Hose coupling tool : en fr
  • US2215113A - Baking pan construction : en
  • USD122587S - Design fob a candle holder : en
  • US2214928A - Safety thermostatic device : en
  • US2215313A - Electric valve converting system and control circuit therefor : en
  • DE696252C - Control of the filling and emptying organs on permanent hot holders : de en
  • DE696443C - Photographic camera with electric light meter : de en
  • GB526332A - Improved apparatus for measuring the quantity of material which is conveyed by a feeding device through an aperture : en
  • US2215222A - Dental tool holder : en
  • US2215309A - Latch device : en
  • AU111481B2 - Improvements infilling machines : en
  • US2214760A - Resistance welding electrode : en
  • US2214940A - Piston expander : en
  • CA391344A - Liquid contact circuit closer : en fr
  • US2214873A - Automatic brake for the main shaft of a typographical machine : en
  • US2214954A - File : en
  • FR857532A - Electromagnetic valve for fluids : en fr
  • US2214952A - Game : en
  • CA391379A - Loose sheet binder : en fr
  • US2215366A - Radio socket : en
  • US2215033A - Escapement operating mechanism for typographical composing machines : en
  • US2215397A - Film holder : en
  • CA391394A - Revolving mixer : en fr
  • US2215399A - X-ray apparatus : en
  • US2214877A - Cooling and insulating composition : en
  • US2215213A - Electrode for measuring electrolytic effects : en
  • US2215347A - Quick release means for brake systems : en
  • FR857580A - Device to facilitate the riveting of thin sheets : en fr
  • GB526502A - Improvements relating to trigger mechanism for use more particularly with air rifles, air pistols and similar pneumatic weapons : en
  • FR857621A - Process for producing solid dyes on vulcanized fiber and products obtained by this process : en fr
  • CA391397A - Constant radio frequency generator : en fr
  • CA391398A - Material cutter and stacker : en fr
  • CA391423A - Highway guard rail : en fr
  • DE696424C - Process for the preparation of anthraquinone dyes : de en
  • USD122646S - Design fob a dress : en
  • US2214861A - Luminaire : en
  • US2214868A - Control system : en
  • US2214983A - Plate clamp : en
  • US2214999A - Straightedge : en
  • GB526565A - Process for the manufacture of cellular substances with closed, gas-tight cells, particularly applicable to the manufacture of cellular ebonite : en
  • DE696249C - Encapsulated magneto : de en
  • DE696331C - Automatic arc welding device in which the welding carriage drives on rails over a bridge mounted at both ends : de en
  • GB526542A - Improvements in or relating to the absorption of bromine : en
  • BE438353A - : en
  • US2215192A - Cooler apparatus : en
  • US2214971A - Cyano and thiocyano compounds and a process for their manufacture : en
  • US2214742A - Incandescent lamp and manufacture thereof : en
  • USD122636S - Design for a bedpan : en
  • US2214726A - Rotary valve for engines and the like : en
  • DE696236C - Circuit arrangement for telephone systems with dialer operation and connection traffic : de en
  • US2214743A - Cutting die : en
  • US2215257A - Material working apparatus and control therefor : en
  • US2214907A - Switching apparatus : en
  • US2215068A - Reversible feeding mechanism for sewing machines : en
  • USD122570S - Design for a tire : en
  • GB526374A - Rotary internal combustion engine : en
  • AU111490B2 - Improvements in glass bottle making machines : en
  • DE696369C - Process for the preparation of o-oxyazo dyes : de en
  • DE696255C - Device for moving a rowing boat by pulling force in the direction of the face of the rower : de en
  • GB526344A - Improvements in or relating to voltage regulators for variable speed dynamos : en
  • DK57999C - Helicopter whose Lifting Propeller is driven around by the Reaction of outflowing Compressed Air. : da en
  • US2214913A - Phonograph : en
  • US2215093A - Folding table : en
  • GB526474A - Treatment of potatoes to produce dried mashed potato : en
  • GB526587A - Improved means for attaching radio aerials to supporting masts or the like : en
  • DE696283C - Circuit arrangement for company lines in telecommunications systems, especially telephone systems : de en
  • DK58004C - Apparatus for printing labels, in particular neck labels, on bottles. : da en
  • USD122603S - Design for a pin clip : en
  • DE696402C - Process for the recovery of phenols from phenol aldehyde resins : de en
  • AU420039A - An improved grab for working bulk cargoes and the like : en
  • CA391335A - Abrasive-throwing wheel : en fr
  • FR857517A - Independent advance timing system for locomotives : en fr
  • FR857534A - Footwear manufacturing process and resulting products : en fr
  • DE690025C - Collapsible paper bags or the like : de en
  • DE696238C - Intermediate frequency receiver for receiving non-sounding telegraphy : de en
  • GB526532A - Improvements in or relating to flexible universal joints : en
  • US2215051A - Train control : en
  • USD122573S - Design fob a toy golf game device : en
  • FR857640A - Improvements to mechanically operated devices and liquid dispensing devices using such devices : en fr
  • GB526540A - Improvements in machines for producing packages of wool, yarn and like strands : en
  • DE696268C - Process for developing prints with ester salts of leukokuepen dyes in addition to prints with ice color preparations which are developed by the action of acids and contain sparingly soluble metal oxides : de en
  • US2215012A - Adjustable support and locking means therefor : en
  • FR857567A - Support for cameras incorporating a sighting and remote control device and particularly applicable to aerial photography : en fr
  • US2215209A - Frost-resistant glass : en
  • FR857612A - Process for the treatment of ferro-silicon alloys : en fr
  • DE696266C - Device with edge sensor for the automatic adjustment of the parts to be regulated after the run of the fabric web edges, especially in fabric tensioning machines : de en
  • US2214869A - Kitchen appliance : en
  • GB526312A - Rammer especially for road making : en
  • GB526470A - Improvements in files for documents : en
  • US2215023A - Choker and butt hooks : en
  • US2215336A - Clothespin : en
  • CA391378A - Coffee extract manufacture : en fr
  • DE696413C - Device for interrupting electrical circuits with automatic triggering : de en
  • FR857562A - Navigation equipment : en fr
  • US2215124A - Electrical contact : en
  • US2215329A - Tensiometer : en
  • US2215350A - Load brake mechanism : en
  • DE696378C - Additional lubrication device, especially on radial engines : de en
  • DE696417C - Electric glow tube with wire-shaped electrodes : de en
  • FR857573A - Educational swimsuit with variable thrust center : en fr
  • DK57983C - Dust protection device at the connecting tabs in Relay racks. : da en
  • US2215152A - Insulator : en
  • US2214786A - Apparatus for logging holes while drilling : en
  • US2215236A - Hot air heater : en
  • US2215216A - Cutting implement : en
  • US2214864A - Variable transformer : en
  • US2215250A - Thermoplastic molding composition : en
  • DE696375C - Device for the production of dense cast metal blocks : de en
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  • AU97739A - An improved method of and means for manufacturing clothes pegs : en
  • FR857620A - Reaction process between organic compounds : en fr
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  • DE696310C - Metal vapor rectifier with liquid cathode and with guide bodies or surfaces arranged above the cathode to guide and separate the active and inactive metal vapor : de en
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  • FR857528A - Rotating point with double centering and ball thrust for machine tools in general : en fr
  • GB526528A - Improvements in and relating to electric vacuum reaction apparatus : en
  • GR9239B - METHOD FOR MAKING FABRICS. : el en
  • GB526406A - Improvements in cigarette cases : en
  • GB526526A - Improvements in and relating to lead-in conductors for vacuum vessels of cathode disintegration apparatus : en
  • GB526539A - Improvements in boxes or cartons for containing toilet powder and the like : en
  • DK57994C - Procedure for the manufacture of a chrome-plated surface layer on articles of iron or steel. : da en
  • GB526393A - Improvements in, and relating to, electrical accessories fitted with earthed connections : en
  • DK57981C - Procedure for Operation of Telegraph Plants and Facilities for the Exercise of the Procedure. : da en
  • GB526429A - Improvements in and relating to electrical switches of the air or gas blast type : en
  • NL49160C - : en
  • US2215276A - Closure : en
  • US2215297A - Seismic surveying : en
  • US2215417A - Apparatus and method for controlling the feeding of glass charges : en
  • USD122650S - Design for a mat or similar article : en
  • GB526501A - Improvements in or relating to impulse responding circuits : en
  • CA391339A - Iron ore smelting process : en fr
  • USD122631S - Design fob a hat : en
  • US2214826A - Dispenser : en
  • US2215126A - Nasal pack : en
  • US2214750A - Air filter : en
  • US2215131A - Folding table : en
  • US2214768A - Engine fuel : en
  • CA391358A - Thermionic valve circuit coupling : en fr
  • US2214780A - Friction clutch : en
  • US2215351A - Brake shoe mounting : en
  • DE695974C - Method for the electrical control of the nozzle needle in injection valves : de en
  • DE696247C - Harvester, especially for beetroot : de en
  • NL49226C - Discharge tube, in which the radial lead-through conductors lie in one flat plane and also serve as connection conductors. : en nl
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  • AU111471B2 - Improvements in or relating to electric tumbler switches : en
  • US2215164A - Pump : en
  • AU111476B2 - Improvements in sandals : en
  • CA391415A - Fastener slider : en fr
  • USD122584S - Combined perfume bottle and stopper therefor : en
  • USD122643S - Design for a coat : en
  • CA391395A - Radio tube noise reduction system : en fr
  • GB526347A - Improvements in and relating to the manufacture of spark plugs : en
  • FR857519A - Device for rapid starting, in cold weather, of explosive or heavy oil engines : en fr
  • GB526362A - Improvements in or relating to electrically operated hair cutting or shaving instruments : en
  • GR9248B - AIR DRAWING DEPTH WELL PUMP. : el en
  • AU111485B2 - Improvements in or relating tothe separation of superheated vapours : en
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  • US2214859A - Process for production of hydrogen sulphide : en
  • US2215110A - Voting machine : en
  • US2215437A - Centralized traffic controlling system : en
  • GB526306A - Improvements in or relating to apparatus for use in sorting letters or like articles : en
  • DE696333C - en : de en
  • US2214772A - Process and apparatus for coating paper : en
  • US2215141A - Automatic phonograph : en
  • DE696317C - eestern : de en
  • US2215280A - Vehicle steering apparatus : en
  • DE696277C - Number switch for telephones with blocking contacts to block certain connections : de en
  • GB526505A - Improvements in or relating to integrator mechanism : en
  • DE696450C - Process for generating an almost stair-shaped characteristic of a glow cathode tube : de en
  • GB526423A - Improvements in bearings for spinning and twisting machine spindles : en
  • GB526440A - Improvements in and relating to apparatus for the manufacture of a composite yarn : en
  • DE696396C - : de en
  • GB526367A - Improvements in or relating to electric circuit arrangements comprising a valve adapted simultaneously to generate and amplify oscillations of different frequency : en
  • DE696372C - Retractable Russian blower : de en
  • US2214774A - Unitary dental apparatus : en
  • US2215429A - Metal compounds of aliphatic polyhydroxy monocarboxylic acids and process of making them : en
  • GB526304A - Improvements in or relating to wrapping materials : en
  • DE696248C - Multi-stage internal combustion engine : de en
  • GB526422A - Improvements in and relating to automatically reclosing electric circuit breakers : en
  • GB526477A - A process for the extraction and dewaxing of mineral oils : en
  • GB526384A - Improvements in internal combustion engines having cylinders arranged around and parallel to a central shaft : en
  • GB526360A - Improvements in and relating to automatic pilots for aircraft : en
  • GB526446A - Improvements in and relating to cash registers : en
  • US2214729A - Magnetic field neutralizing system : en
  • US2214806A - Mounting for vehicle control means : en
  • US2214816A - Power transmission : en
  • GB526450A - Improvements in or relating to training devices for aircraft pilots : en
  • GB526431A - Improvements in or relating to the construction of metal clad vapour electric arc converters of the pumpless type : en
  • GB526441A - Improvements relating to scrapers for paint or like roller mills : en
  • US2215180A - Production of esters of double unsaturated alcohols : en
  • DE696318C - n- (2, 4) -acid-1) : de en
  • GB526322A - Improvements in or relating to a novel drive for a reciprocatory and oscillatory element : en
  • DE696400C - Backwashable liquid filter : de en
  • US2215159A - Landscape pavement : en
  • GB526456A - Improvements in and relating to arrangements for preventing arcing in inductive electric circuits : en
  • US2214775A - Unitary dental apparatus : en
  • US2215027A - Method for forming sealed hollow articles of glass : en
  • US2215357A - Multiple unit propulsion and braking control apparatus : en
  • FR857546A - Torque converter : en fr
  • GB526586A - Improvements in and relating to air raid shelter devices for use with frames for man hole covers and the like : en
  • GB526442A - Improvements relating to sheet folding, interleaving and like machines : en
  • US2214914A - Telephone system : en
  • US2215448A - Pressure responsive instrument : en
  • DE696359C - Storage for inclined rotating drums : de en
  • CA391342A - Electric switch : en fr
  • US2215431A - Work supporting attachment for hoists : en
  • USD122588S - Design for an electric lamp : en
  • US2214950A - Planographic printing plate : en
  • US2215237A - Light metal heel : en
  • US2215072A - Wire splicer : en
  • US2215378A - Signaling device : en
  • AU420239A - Improvements in stump jump ploughs and cultivators : en
  • CA391336A - Zinc concentrate value recovery : en fr
  • US2215195A - Buckle fastener : en
  • US2215386A - Dispensing of beer : en
  • US2214931A - Ceramic body for spark plug insulators : en
  • CA391329A - Box fastening means : en fr
  • AU305839A - Trip doorstop device : en
  • US2214769A - Synthetic resinous material : en
  • US2215071A - Acetylene generator : en
  • US2215334A - Lemon juice composition : en
  • CA391390A - Vertical door counterbalance : en fr
  • AU53240A - Improvements in detachable drill bits and shafts for use with rock drills : en
  • CA391363A - Suction cleaner nozzle signal : en fr
  • US2214801A - Boat hull construction : en
  • US2215138A - Pump : en
  • US2215153A - Tire pressure indicator switch : en
  • US2215358A - Xylophone : en
  • GB526439A - Improvements in or relating to indicating instruments : en
  • US2214969A - Hog trap : en
  • DE696361C - Device for oiling and finishing of running textile threads : de en
  • DK58001C - Layer of plastic material, pressed in one part. : da en
  • AU111482B2 - Reactivation of hydrogenating catalysts : en
  • US2215199A - Cathode ray tube : en
  • US2215205A - Fastening device : en
  • US2215173A - Steam radiator : en
  • US2215438A - Battery grid pasting machine : en
  • US2214925A - Adsorptive body and method of making the same : en
  • US2215166A - Method of coating metal for foodstuff containers : en
  • US2214965A - Crop lifter : en
  • DE696251C - Process for keeping food and luxury foods fresh : de en
  • CA391310A - Sign painter's table : en fr
  • CA391309A - Sugar beet topping machine : en fr
  • CA391365A - Suction cleaner : en fr
  • US2215177A - Saw-tooth current circuit : en
  • US2214953A - Stapling machine : en
  • US2214994A - Stove and furnace attachment : en
  • DE696404C - Process for the preparation of a hexylresorcinol sulfonic acid : de en
  • US2214937A - Spare tire mounting : en
  • USPP422P - Silver-blue juniperus : en
  • US2215069A - Roll spindle : en
  • US2215122A - Vise : en
  • DE696418C - Thermal relay insensitive to shock and vibration : de en
  • GB526445A - Manufacture of sugar derivatives of non-steroids having the effect of steroid hormones : en
  • GB526460A - Improvements in or relating to the power plants of aircraft : en
  • DE696303C - Device for attaching a child bike seat to a table top : de en
  • US2214792A - Automatic controlling mechanism : en
  • US2214811A - Liner perforator and undercutter : en
  • DK57985C - Electromagnetic Relay. : da en
  • DE695983C - Process for sensitizing halogen silver emulsions to infrared : de en
  • GB526318A - Radio-guiding system : en
  • GB526369A - Improvements in or relating to windows, fanlights or the like : en
  • DE696330C - Electric iron : de en
  • FR857629A - Pumping apparatus mounted on board aircraft for sucking up boundary layers from the relative vent or for expelling gases therein : en fr
  • US2214895A - Serial number mechanism : en
  • US2215229A - Automobile signal switch : en
  • US2215412A - Pressure vessel closure : en
  • CA391332A - Wire drawing machine : en fr
  • GB526368A - Improvements in or relating to electric circuit arrangements comprising a valve adapted simultaneously to generate and amplify oscillations of different frequency : en
  • FR857635A - Manufacturing process of textile fiber strips : en fr
  • GB526390A - Improvements in or relating to the dyeing of woollen articles : en
  • US2214870A - Siding cutter : en
  • USD122613S - Cathode ray tube bulb or similar article : en
  • US2215339A - Adjustable grease fitting : en
  • US2214949A - Beet harvester : en
  • GB526585A - Improvements in or relating to facsimile transmission systems : en
  • GB526305A - Improvements in or relating to the packaging of materials, particularly perishable foodstuffs : en
  • GB526342A - Improvements in spring seating surfaces, mattresses and the like : en
  • GB526525A - Improvement in method of making ductile laminated metal : en
  • US2215090A - Needle bar for flat knitting machines : en
  • DE696352C - Drilling device for processing long, narrow holes : de en
  • US2214758A - Wheel-balancing machine : en
  • US2215119A - Automatic line justification means : en
  • US2214807A - Motor control and brake mechanism : en
  • USPP423P - X xx xx x xx xx xx x x : en
  • FR857556A - Rapid bagging process for flour and powdered products : en fr
  • GB526334A - Improvements in portable oilcans : en
  • GB526530A - Improvements in or relating to universal joints : en
  • US2214849A - Garment hanger : en
  • US2215114A - Fish fillet skinning machine and method : en
  • US2214876A - Method of fabricating electrolytic capacitor : en
  • US2215444A - Aluminum alloy as bearing metal : en
  • US2215445A - Aluminum alloy as bearing metal : en
  • US2215008A - Magazine for razor blades : en
  • AU85340A - Atomiser for internal combustion engines : en
  • US2215325A - Electric control system : en
  • FR857520A - Economical solid fuel for supplying gasifiers to engines : en fr
  • GB526452A - Improvements in and relating to electric resistance heating units : en
  • GB526403A - Improvements in and relating to spring fastener members, particularly for securing motor-vehicle radiator covers : en
  • GB526447A - Improvements in or relating to temperature regulators, particularly of the immersion type, for controlling electric current circuits : en
  • US2214890A - Switch for electric pencil sharpeners : en
  • US2215348A - Carton for biscuits : en
  • FR857603A - Light-sensitive photographic film : en fr
  • DE696416C - Device for the detection of rotatable angeor : de en
  • FR857582A - Radio alignment device : en fr
  • GB526536A - Improvements in air heaters : en
  • US2214917A - Method of manufacture of composite ice cream cake : en
  • US2215389A - Device for spraying printed sheets : en
  • DE696243C - Process for the preparation of polymeric carboxylic acids and their derivatives : de en
  • DE696383C - Display unit for the transmission of angle positions : de en
  • US2215204A - Firearm shield : en
  • US2215293A - Gate lock : en
  • US2214821A - Ventilating partition structure : en
  • DE696438C - Arrangement of air filters on internal combustion engines : de en
  • US2214731A - Air cleaner and silencer assembly : en
  • US2215116A - Hand grip : en
  • US2215377A - Mud wiper : en
  • US2214981A - Apparatus for drying wet granular materials : en
  • DE696286C - Portable electric battery lamp in stick or flashlight shape with additional flashing device : de en
  • GB526468A - Improvements relating to oven-door fastenings : en
  • US2214959A - Line blind : en
  • US2215186A - Television transmitting system : en
  • GB526531A - Improvements in or relating to cardan shafts : en
  • DE696332C - Process for the production of black sulfur dyes : de en
  • FR857552A - New cable tie with combined tension for drum brake of bicycles, tandems, bicycle motors, motorcycles : en fr
  • GB526402A - Improvements in boxes or cartons for containing toilet powder and the like : en
  • GB526535A - Improvements in apparatus for washing and/or drying vegetable matter : en
  • CA391334A - Rotary printing machine : en fr
  • USD122642S - Design fob a coat : en
  • DE696355C - Device for folding down the indicator located on the towing vehicle to indicate the presence of trailer vehicles : de en
  • US2214782A - Insecticide : en
  • US2214823A - Irremovable tag and method of attaching it : en
  • US2214926A - Desulphurizing gas : en
  • NL49150C - : en
  • DE696455C - Arrangement for the transmission of high frequency on double lines : de en
  • GB526352A - Shock absorbing means for aircraft landing gear : en
  • US2214735A - Electrical compensator : en
  • FR857644A - Improvements to medicated ampoules : en fr
  • GB526569A - Improvements in unit heaters : en
  • US2214978A - Diffusion apparatus : en
  • US2215405A - Valve : en
  • USD122620S - Design for a ski suit : en
  • GB526462A - Manufacture of adhesives for the fabrication of laminated paper products : en
  • GB526396A - Improvements in screw propellers : en
  • GB526336A - Improvements in or relating to closing devices for bags and the like receptacles : en
  • DE696340C - Measuring device : de en
  • FR857526A - Shock absorber improvements : en fr
  • GB526451A - Improvements in and relating to speed limiting devices for internal combustion engines : en
  • US2215328A - Paper manufacture : en
  • USRE21573E - End label attachment : en
  • US2214920A - Grain separator : en
  • USD122635S - Combined surgical adjuster and dilator : en
  • GB526543A - Method of and means for attaching sockets to airscrew blades : en
  • US2215393A - Fabric : en
  • AU115922B2 - A process for influencing the growth and/or development of plants and/or the fertility of soils : en
  • AU425639A - Improvements in and relating to self-locking nuts : en
  • GB526504A - Improvements in or relating to water heaters : en
  • AU111453B2 - Improvements in mountings for electric motors andother devices : en
  • DE696270C - Process for the production of azo dyes on the fiber by printing or padding : de en
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  • AU33640A - Reactivation of hydrogenating catalysts : en
  • GB526494A - Improvements in or relating to modulating circuit arrangements : en
  • AU111463B2 - Improvements in or relating to work supports for sewing machines : en
  • AU415639A - Improvements in or relating to films, filaments, fibres or other shaped articles made by hardening proteins coagulated from their solutions : en
  • CA391385A - Pipe threading die : en fr
  • AU363239A - Improvements in or relating to radio aerial systems : en
  • DE696440C - Device for hydraulic pressing in and out B. on locomotives : de en
  • FR857564A - Increased efficiency of telegraph and signaling transmissions : en fr
  • CA391333A - Bottle cap making apparatus : en fr
  • AU424039A - Improvements in or relating to synchronising systems : en
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  • DE696465C - Control device for electrical discharge vessels with steam or gas filling and an initial igniter : de en
  • US2214918A - Garnish molding retainer : en
  • DE696386C - n, control commands, talks or the like. about strong : de en
  • DE696405C - Valve for pressurized air, especially driver brake, emergency brake and slide valve for brake pressure air tank : de en
  • FR857527A - Improvements to flexible shafts : en fr
  • DE696425C - Process for the production of Kuepen dyes of the anthraquinone acridone series : de en
  • GB526410A - Improvements in and relating to steam locomotives : en
  • GB526580A - Improvements relating to the production of fire extinguishing foam : en
  • GB526421A - Improved means for dispensing measured quantities of liquids from jugs and similar vessels : en
  • US2214744A - Brake adjustment : en
  • DE696362C - Process for making ice colors : de en
  • FR857585A - Portable electric lamp : en fr
  • GB526520A - Improvements in machines for producing packages of wool, yarn and like strands : en
  • DE696397C - Device for catching can bodies rounded between bending rollers and for feeding them to a soldering or folding mandrel : de en
  • GB526375A - Mechanism for use in controlling cyclical operations : en
  • GB526551A - Improvements in road wheel mountings : en
  • US2215252A - Packing sheet : en
  • FR857549A - Improvements made to reflectors for sources with rectilinear or punctiform filament, from which rays emanate, in particular ultra-violet rays : en fr
  • GB526514A - Improvements in or relating to machine tools : en
  • GB526490A - Improvements in and relating to match packages and holders therefor : en
  • US2214964A - Carburetor : en
  • US2215096A - Rotary internal combustion motor : en
  • FR857530A - Apparatus for the germination of food seeds : en fr
  • GB526411A - Improvements for mattress handles : en
  • DE696481C - Diaphragm fuel feed pump for internal combustion engines : de en
  • GB526553A - Improvements in or relating to the dressing of textile materials : en
  • GB526376A - Improvements relating to seats : en
  • DE696343C - Smoke tube : de en
  • DE682146C - Multi-colored pen with a feed rod that can be adjusted by gravity on the lead carrier to be fed : de en
  • DE696480C - Device for humidifying the filter surfaces of an air filter : de en
  • US2214935A - Stepladder : en
  • US2215034A - Shaft sealing means : en
  • DE696259C - Drive for vehicles : de en
  • GB526310A - Improvements relating to air cooled internal combustion engines : en
  • US2215181A - Liquid distributor : en
  • USD122583S - Design for a hair drying apparatus : en
  • US2215268A - Container : en
  • NL92749B - : en
  • GB526576A - Improvements in or relating to spoke-covering and like discs for vehicle wheels : en
  • US2215271A - Lens system : en
  • USPP424P - Geranium plant : en
  • FR857613A - Dynamo brush : en fr
  • USD122634S - Design for an electric steaming iron : en
  • FR857515A - Motor driven rudder : en fr
  • US2215360A - Drain opener : en
  • USD122591S - Design for a clockcase : en
  • USD122607S - Design for a wedge heel : en
  • GB526364A - Methods and systems for television communications : en
  • US2215009A - Side guide for paper drilling machines : en
  • US2215054A - Game apparatus : en
  • US2215335A - Paper making : en
  • AU111478B2 - A process forthe treatment of compositions of or containing rubber andthe like and articles produced therefrom : en
  • US2214990A - Intermittent rotation sprinkler : en
  • US2214993A - Receptacle : en
  • CA391408A - Passenger vehicle air conditioner : en fr
  • DE696357C - feet : de en
  • GR9242B - INSTRUMENT TO PREVENT THE MILK EXTRACT DURING BOILING. : el en
  • US2215374A - Coin controlled lock : en
  • DE696244C - Light meter : de en
  • US2214892A - Typographical composing machine : en
  • GB526349A - Improvements in or relating to water heaters : en
  • GB526454A - Improvements in or relating to cushion tyres for vehicle wheels : en
  • US2215066A - Method for casting electric blasting cap plugs : en
  • US2215244A - Process of making pressed board products : en
  • US2214847A - Automatic amplification and black level control for television receivers : en
  • US2215258A - Snap fastener member : en
  • US2215273A - Drilling machine : en
  • AU111472B2 - Improved knapsack spray apparatus : en
  • US2214957A - Nut for stringed musical instruments : en
  • USD122630S - Design for a mop : en
  • US2215148A - Electrical gauge for measuring lengths : en
  • DE696457C - Overhead line insulator : de en
  • DK57992C - Closure stopper of rubber for flower vases. : da en
  • US2215300A - High-pressure metal-vapor electric discharge device : en
  • CA391346A - High frequency radio receiver : en fr
  • US2215215A - Manufacture of ceramic products : en
  • US2214837A - Method of drilling hinge pin holes in shoe lasts : en
  • US2215413A - Self-regulating wind motor : en
  • US2215416A - Battery terminal : en
  • US2214770A - Frequency and amplitude sound changer : en
  • US2214795A - Railway signal and control system : en
  • US2215246A - Consolidated fiber product : en
  • US2214886A - Building construction : en
  • US2215407A - Centralized traffic controlling system : en
  • USD122571S - Toy automobile or similar article : en
  • CA391316A - Piston ring : en fr
  • DE696279C - Circuit arrangement for call distribution in telephone systems with dialer operation : de en
  • GB526417A - Improvements in or relating to directional radio transmitting and receiving systems : en
  • DE696387C - Protection device against airborne dust or the like on wide label machines : de en
  • AU418939A - Improvements in or relating to radio antennae : en
  • CA391359A - Amplifier system : en fr
  • US2214961A - Combined weight and swivel device : en
  • US2215046A - Compression refrigerating plant : en
  • US2215219A - Preparation of glycol acrylates : en
  • US2214748A - Head protector : en
  • US2215233A - Iron compound of nucleotides and their organic hydrolytic decomposition products and method of making same : en
  • CA391340A - Friction draft gear : en fr
  • GB526448A - Improvements relating to converting arrangements employing ionic valves devices : en
  • GB526561A - Improvements in fish slices also applicable to other hand implements such as trowels : en
  • US2214791A - Manufacture op shoes : en
  • US2215134A - Means for assembling roller bearings : en
  • FR857544A - Luminescent flashing obstacle light : en fr
  • CA391419A - Tertiary acetylenic alcohol conversion : en fr
  • US2214936A - Knitting machine pattern control mechanism : en
  • US2215395A - Spring tension parting strip : en
  • CA391399A - Paper bag manufacture : en fr
  • US2215355A - Brake and propulsion control actuator : en
  • US2215415A - Battery terminal : en
  • US2214862A - Vacuum cleaner : en
  • US2215196A - Process of producing color on textile materials : en
  • DE696297C - Friction clutch for winding devices on film processing machines : de en
  • AU392339A - Improved cane-planter and drill former : en
  • AU97839A - Method of and apparatus for subdividing woodblocks inthe manufacture of clothes pegs : en
  • US2215381A - Control device for indexing and phototranscription machines : en
  • DE696382C - Device for electromagnetic remote monitoring of the position of a body : de en
  • CA391380A - Printing press : en fr
  • AU111466B2 - An improved grab for working bulk cargoes and the like : en
  • US2215281A - Oil burning apparatus : en
  • USD122623S - Textile fabric or similar article : en
  • CA391405A - Writing machine : en fr
  • US2214988A - House model : en
  • US2215333A - Apparatus for and method of gapping spark plugs : en
  • US2214836A - Switch mechanism : en
  • DE696298C - Method of drawing strips of film into a rotatable developing spool : de en
  • CA391315A - Carrying case : en fr
  • US2215227A - Method of producing ornamental glass tile : en
  • US2215305A - Process for reactivating synthetic oxide gel catalysts : en
  • AU111454B2 - Improvements relating to means for protecting ladies' stockings from spatter : en
  • DE696452C - Continuous electrical auxiliary brake, especially for tram trains : de en
  • USD122651S - Design for a dress : en
  • DE696321C - Process for the preparation of resinous condensation products : de en
  • FR857502A - Camera for cinematographic shooting or other applications : en fr
  • AU111487B2 - Staybolt plugs andthe method of making thesame : en
  • CA391421A - Valve mechanism : en fr
  • US2215040A - Fluorescent glass : en
  • US2215207A - Screw propeller : en
  • CA391320A - Awning : en fr
  • DK58005C - Fall pipe. : da en
  • DE696287C - Process for the preparation of reaction products of divinylbenzene : de en
  • DE696419C - X-ray tubes for hollow body fluoroscopy : de en
  • IT382881B - : it
  • FR857545A - Improvements to electric capacitors : en fr
  • US2214819A - Variable-speed power-transmission mechanism : en
  • US2215174A - Rug rolling and wrapping machine : en
  • CA391308A - Razor magnetic motor : en fr
  • US2214960A - Duplicating machine : en
  • US2215270A - Work holding device : en
  • USD122602S - Design fob a pin clip : en
  • US2214773A - Filter system for controlled rectifiers : en
  • US2215077A - Preventing corrosion of ferrous metals : en
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  • US2215092A - Preventing corrosion of ferrous metals : en
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  • US2215099A - Electric dry shaver : en
  • GB526449A - Improvements in apparatus for the separating of divided mineral ores : en
  • US2214906A - Universal carriage return mechanism for typewriters : en
  • US2215338A - Drive mechanism for shaker conveyers : en
  • CA391347A - Looper apparatus : en fr
  • SE99824C1 - : en sv
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  • US2215170A - Outwardly opening window construction : en
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  • US2214989A - Feather duster attachment for vacuum cleaners : en
  • US2214752A - Sheet feeding mechanism : en
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  • US2215337A - Heating device : en
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  • GB526358A - Improvements in or relating to gas-producers : en
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