- DE589209C - Short-circuited electric igniter :
de
en
- DE589294C - Spark plug :
de
en
- DE589295C - Pinion starter :
de
en
- US1937551A - Coin operated amusement device :
en
- US1938152A - Flywheel :
en
- US1938244A - Method of and apparatus for securing covers to containers :
en
- DE589347C - Light source consisting of several different colored light tubes to generate white light :
de
en
- FR756100A - Mechanical principle relating to the movement of the center of gravity of a system and its material realization :
en
fr
- FR756128A - Claw head for making the chain :
en
fr
- US1937981A - Extension cord :
en
- IE12869L - Luminous signs :
en
- GB402741A - An improved process for dressing textile threads :
en
- US1937597A - Valve :
en
- US1937839A - Tractor :
en
- US1938563A - Rail bond :
en
- US1937510A - Folding mechanism :
en
- US1937871A - Recovery of gasoline from natural gas :
en
- US1937876A - Radio beacon :
en
- US1938440A - Tool retainer :
en
- US1938246A - Rotary bit :
en
- FR756262A - Device for counting telephone calls :
en
fr
- FR756291A - Improvements to internal combustion engines :
en
fr
- DE589396C - Combustion ceiling :
de
en
- DE589442C - Slide fastener with two rows of snap-button links :
de
en
- US1937528A - Process for the production of acetic acid :
en
- US1938228A - Accounting and tabulating machine :
en
- US1938320A - Manufacture of drying oils and resins :
en
- DE589243C - Universal joint, in particular for driving the drive wheels of motor vehicles :
de
en
- DE589453C - Coloring device for color films :
de
en
- US1938112A - Escutcheon plate lock and adjustment indicator :
en
- US1938249A - Annular sealing device :
en
- US1938427A - Illumination control system :
en
- FR756135A - Process for improving the properties of milk and cream :
en
fr
- FR756161A - Lighter :
en
fr
- GB402433A - A process for preparing active principles or hormones :
en
- GB402600A - Improvements in or relating to loudspeakers :
en
- DE589495C - Multi-cylinder hydraulic pressing plant for presses or the like provided with a screw spindle. :
de
en
- GB402612A - Improvements in hand-operated cigarette-making machines :
en
- FR756228A - Cable car specially assigned to passenger transport :
en
fr
- FR756265A - Transformer :
en
fr
- FR756352A - Method of forming and using photosensitive layers on regenerated cellulose sheets :
en
fr
- GB402669A - Improvements relating to combined fire-and burglar-alarms :
en
- IE12730L - Electric discharge devices :
en
- US1938029A - Manufacture of aminoanthraquinone-nitriles :
en
- US1938117A - Process of removing injurious ingredients from petroleum distillates :
en
- US1938202A - Hydrogen production :
en
- US1938485A - Tongs :
en
- DE589378C - Device for selective shutdown of power supplies :
de
en
- DE589562C - Device for returning the condensate to the water space of the steam generator in the case of intermediate superheaters that are heated with live steam from the steam generator :
de
en
- DE589101C - Triangular, flat glazing pin :
de
en
- DE589303C - Drip catcher for dispensing hose mouthpieces :
de
en
- FR756256A - Light board for monitoring industrial installations :
en
fr
- FR756429A - Rubber hollow sole slipper :
en
fr
- FR756163A - Artificial waterfall and light fountain :
en
fr
- DE588940C - Fluid storage with compressed air :
de
en
- DE589082C - Switching device for the electromotive drive of a machine part :
de
en
- US1938087A - Separation of hydrogen :
en
- US1938294A - Proofing and baking apparatus :
en
- DE589345C - Circuit for an electric motor rotating in both directions, especially a servo motor :
de
en
- FR756055A - Horn system :
en
fr
- US1938475A - Choke :
en
- US1937869A - Current regulating system :
en
- US1937961A - Wheel truing device :
en
- US1938107A - Drilling machine and the like :
en
- US1938441A - Water heater :
en
- DE589438C - Hemstitch sewing machine :
de
en
- FR756188A - Method of purifying collodions used in the manufacture of varnish, artificial silk, cinema films, and other transparent objects :
en
fr
- FR756447A - Chassis for motor vehicles :
en
fr
- GB402508A - Improvements in, or relating to, electrical heaters for use in cooking stoves, boiling-plates, and the like, and for analogous purposes :
en
- IE13392L - Anti-detonating fuel :
en
- FR756267A - Device for cleaning grooved rails :
en
fr
- FR756397A - Distillation apparatus for substances with a high boiling point :
en
fr
- DE589212C - Mobile transport container for garbage, refuse and other waste bulk material :
de
en
- DE589262C - Pre-chamber diesel engine :
de
en
- GB402547A - Improvements in or relating to counter weighing scales :
en
- FR756357A - Coupling and switching device for variable currents applicable in particular to telephone and radiotelephone currents :
en
fr
- GB402784A - Improvements in the manufacture of cellulosic films, sheets and threads :
en
- GB402788A - Improvements relating to diacetone alcohol :
en
- US1937857A - Dental brush :
en
- DE589366C - Thread safety device for vertical surfaces :
de
en
- DE589575C - Process for the production of glossy, non-transparent shrink capsules made of viscose when drying :
de
en
- FR756227A - Improvements to parachutes :
en
fr
- GB402685A - Liquid meter :
en
- US1937888A - Gearless type pressure gauge :
en
- US1938099A - Friction spring :
en
- US1938157A - Bicycle transmission :
en
- US1938315A - Journal box lid :
en
- FR756176A - Hood or bird for transporting loads :
en
fr
- FR756353A - Incandescent cathode tube :
en
fr
- GB402543A - An improved tool for fish dressing machines :
en
- FR756208A - Bathtub for bathing and washing the lower parts of the human body trunk :
en
fr
- FR756169A - Progressive unbalance pulley :
en
fr
- FR756189A - Improvement in centrifugal treatment of viscoses :
en
fr
- GB402554A - Improvements in or relating to vehicles for the transport of animals :
en
- GB403102A - Manufacture of a baked cereal preparation :
en
- FR756445A - Artificial pumice and its manufacturing process :
en
fr
- GB402607A - Improvements in or relating to television and like systems :
en
- CA337669A - Amine production :
en
fr
- FR756051A - Elastic connecting device and its applications :
en
fr
- FR756283A - Welding torch improvements :
en
fr
- FR756287A - Improvements to hydraulic shock absorbers :
en
fr
- US1938164A - Intake arrangement for internal explosion engines :
en
- US1938097A - Electric fuse :
en
- AU277274B2 - Polyurethane foam :
en
- DE589260C - Electrical wound capacitor with small capacitance tolerances :
de
en
- GB402720A - Improvements in horns :
en
- US1937659A - Wayguard and platform construction for machine tools :
en
- US1938343A - Folding easel :
en
- DE589381C - Induction motor with cage armature :
de
en
- GB402436A - Improvements relating to paperboard boxes and similar containers :
en
- GB402648A - Improvements in and relating to lighting fixtures :
en
- GB402579A - Improvements in or relating to the lubrication of laminated springs :
en
- US1937995A - Process for the separation and recovery of the constituents of sea water :
en
- FR756219A - Improved process for manufacturing cylindrical metal containers for pressurized gas :
en
fr
- DE589278C - Lock switch with bypass switch :
de
en
- US1937805A - Fire extinguisher :
en
- US1938406A - Process of cracking mineral oil :
en
- FR756004A - Joinery panels :
en
fr
- FR756314A - Improvements to intermittent automatic switches :
en
fr
- US1938033A - New cellulose compounds and process for making same :
en
- US1938223A - Extension table :
en
- DE589538C - Suspension fork for motorcycles u. like :
de
en
- CA337680A - Measuring and packaging method :
en
fr
- DK48099C - Procedure for Making X-ray Photographs. :
da
en
- GB402458A - Improvements in photographic sensitisers :
en
- DE589155C - Main current magnet for induction counter :
de
en
- DE589512C - Three-phase circuit for fine adjustment of manually controlled crane drives by means of an additional switching device provided separately from the actual control drum of the controller :
de
en
- DK48113C - Stand for upright piston machines. :
da
en
- US1938492A - Fluid pressure governing device for measuring systems :
en
- AU972332A - Improvements in or relating to tools for cutting tongues in metal sheets :
en
- DE589109C - Mixture gas preheater :
de
en
- DE589318C - Device to prevent synchronous machines from falling out :
de
en
- DE589246C - Machine for grinding flat workpieces :
de
en
- FR756052A - Starter and auxiliary economizer for carburetor :
en
fr
- US1937923A - Auto sled :
en
- USRE19015E - Process of blocking ophthalmic :
en
- US1938170A - Manufacture of porous structures :
en
- USD91165S - Design for a textile fabric :
en
- US1937619A - Production of nonknocking motor fuels and lubricating oils :
en
- FR756160A - Transmission Mechanism :
en
fr
- FR756367A - Method and device for recovering gasoline vapors accumulated in tanks :
en
fr
- FR756152A - Mold turning device for molding machines :
en
fr
- US1937506A - Method of closing bag tops :
en
- US1937830A - Carburetor :
en
- US1938050A - Tool slide actuating mechanism :
en
- US1937541A - Compressor piston or the like :
en
- US1938063A - Nonrefillable device :
en
- US1938092A - Radio receiving system :
en
- US1938378A - Vacuum cleaner :
en
- US1937822A - Beneficiation of ores :
en
- US1937864A - Nonremovable clutch or friction grip :
en
- US1938324A - Production of cyanogen chloride :
en
- US1938489A - Spring assembly :
en
- CA337703A - Wire rope fastener :
en
fr
- US1937998A - Article of furniture :
en
- US1938245A - Shaker :
en
- DE589103C - Folding gate :
de
en
- DE589428C - Winding device for model airplanes :
de
en
- AU1085433A - Improvements in propellers :
en
- DE589296C - Device for cutting out circular or elliptical holes in the wall of a pipe :
de
en
- US1938030A - Swiveled wheel and axle therefor :
en
- US1938074A - Apparatus for indicating the ratio between the linear function of two temperatures :
en
- FR756375A - Automatic gas pressure limiter :
en
fr
- GB402571A - Improvements in wall blackboards :
en
- DE589334C - Brake cock for the additional pressure brake :
de
en
- US1938330A - Suction nozzle for valve-seat grinders :
en
- CA337566A - Cereal husking method :
en
fr
- US1937517A - Conductor clamp :
en
- US1937797A - Milk cooling apparatus :
en
- US1937536A - Electrical sterilization of objects or substances :
en
- US1938176A - Manufacture of mixed cellulose esters :
en
- US1937579A - Optical heat determining instrument :
en
- US1938503A - Manufacture of closure device for bottles, jars, and the like :
en
- FR756173A - Dual speed device for measuring fluid flow rates :
en
fr
- US1937907A - Boat propelling means :
en
- US1937976A - Film pressing arrangement for motion picture apparatus :
en
- US1937720A - Protected inking fabric :
en
- US1938397A - Remote control mechanism for radio apparatus :
en
- USD91142S - Design for a furnace hot water :
en
- DE588882C - Typewriter with type stop mechanism that can be moved in line direction :
de
en
- DE589223C - Grate firing with a processing grate upstream of the traveling grate :
de
en
- DK48103C - Adjustable suspension device for radiators and the like. :
da
en
- DE589291C - Sheet metal housing for internal combustion engines :
de
en
- US1937846A - Thermionic tube :
en
- DE589107C - Ear tag for cattle :
de
en
- GB402742A - Improvements in or relating to cutting metal alloys :
en
- DE589322C - Process for the production of anticathodes with tungsten braking surface for X-ray tubes :
de
en
- CA337686A - Corrugated push down tire cover :
en
fr
- US1938124A - Method of distilling coal :
en
- FR756280A - Support device for bicycles, motorcycles and other two-wheeled vehicles :
en
fr
- US1937604A - Method of making manhole structures :
en
- US1938123A - Method of distilling coal :
en
- USD91137S - Design tor a child s knitted garment :
en
- US1938472A - Compressor :
en
- US1937613A - Manufacture of calcium hypochlorite :
en
- US1937569A - Display carton :
en
- US1937926A - Hose supporter fastener :
en
- US1937990A - Engine muffler and manifold construction :
en
- US1938352A - Locomotive construction :
en
- US1938506A - Valve guide lubricator :
en
- CA337569A - Spring hinge :
en
fr
- FR756376A - Process for manufacturing copper sulphate and installation for its application :
en
fr
- FR756379A - Flexible coating for making leather goods and the like :
en
fr
- GB402515A - Improvements in or relating to advertising or like apparatus :
en
- GB402524A - Improvements in and relating to quick tanning :
en
- GB403111A - Improvements in or relating to photo-electric sound recording or reproducing apparatus :
en
- DE589153C - Relay for distance protection circuits :
de
en
- GB402476A - Apparatus for separating and grading dust particles :
en
- GB402495A - Improvements in ink ribbon mechanism :
en
- GB402517A - Improvements in or relating to the manufacture of galvanic cells :
en
- CA337633A - Modulation system :
en
fr
- FR756403A - Control valve for compressed air drives :
en
fr
- FR756425A - Advanced stripper :
en
fr
- DE589259C - Process for the production of field magnets for small alternators :
de
en
- FR756148A - Button Sewing Machine Improvements :
en
fr
- US1937783A - Wireless communication apparatus :
en
- US1937973A - Seaplane landing float :
en
- US1938280A - Internal combustion engine :
en
- USD91130S - Design for a jig-saw puzzle blank :
en
- AU1036932A - Improvements in buoyant clothing for personal wear :
en
- CA337562A - Cement material preheating apparatus :
en
fr
- CA337649A - Ladder :
en
fr
- GB402522A - Improvements in metal frames to contain glass, tiles or other sheets of material :
en
- GB403074A - Improvements in electric cables :
en
- GB402596A - Improvements in and relating to lamp supporting devices :
en
- US1937827A - Skiving machine :
en
- US1937942A - Lock :
en
- US1938119A - Temperature actuated circuit closing device :
en
- AU1261133A - Improvements in or relating to adjustable pitch air screws :
en
- FR756275A - Method for receiving ultra-short electric waves :
en
fr
- US1938395A - Rheostat :
en
- US1938501A - Box :
en
- AU985632A - An improved method of and means for producing lead dust :
en
- US1937881A - Pipe joint :
en
- US1937999A - Camshaft grinding machine :
en
- US1938003A - Self adjusting sunlight reflector :
en
- US1938389A - Tanning process :
en
- DE589302C - Articulated coupling for motor vehicles :
de
en
- DE589305C - Security system against burglary, in which a thread is guided over a number of turning points and held taut by weight or spring loading :
de
en
- DE589490C - Speed indicator, especially for separators :
de
en
- GB402650A - Improvements in horological mechanism :
en
- GB402732A - Improvements in or relating to methods and appliances for casting metals :
en
- US1937870A - Artificial leg :
en
- US1937900A - Vehicle and the like :
en
- US1938041A - Wheel structure :
en
- CA337592A - Fabric knitting machine :
en
fr
- US1938105A - Combination parking light mirror holder :
en
- US1938446A - Chocking device for vehicle lifts :
en
- US1938317A - Manifolding machine :
en
- US1937933A - Shingle strip :
en
- US1938368A - Electric valve frequency system :
en
- DE589184C - Method for making healing bread :
de
en
- DE589204C - Process for making photographic fixing media recyclable :
de
en
- US1937786A - Process foe the simultaneous dis :
en
- USD91128S - Design fob a knitted fabric :
en
- US1938171A - Aeroplane :
en
- US1938388A - Tanning process :
en
- GB402608A - Improvements in cooking stoves and like apparatus :
en
- US1937788A - Colloidal mill and system of control therefor :
en
- US1937845A - Door latch :
en
- DE589479C - Holding cylinder high-speed press :
de
en
- FR756151A - Electric light tube :
en
fr
- GB402480A - Improvements in or relating to vacuum-sealed canisters :
en
- GB402578A - Improvements in or relating to electromagnetic selectors :
en
- US1938192A - Crossing gate operating means :
en
- US1938269A - Dispensing container for rolls of flexible web material :
en
- US1938515A - Outer garment for children :
en
- CA337656A - Ratchet jack :
en
fr
- GB402566A - Improvements relating to horse-shoes :
en
- US1937530A - Hatch packaging machine :
en
- US1937904A - Dough cutter :
en
- US1937953A - Roll-dressing apparatus :
en
- US1938102A - Tool for removing and replacing springs :
en
- US1937980A - Metal lining :
en
- FR756240A - Manufacturing process of oxalic acid :
en
fr
- FR756242A - Process for improving the effectiveness of plant insecticides :
en
fr
- US1937903A - Eyeglass or spectacle mounting :
en
- US1938000A - Hollow-cone-spraying nozzle :
en
- AU1104233A - Improvements in reciprocating pumps for raising or conveying concrete andthe like material :
en
- CA337587A - Harrow :
en
fr
- DE589494C - Buttonhole sewing device :
de
en
- FR756450A - Improvements to the strippers of the binder discharge arms :
en
fr
- GB402535A - Improvements in disconnectible couplings or unions for indiarubber and like pipes and tubes :
en
- US1938355A - Apparatus for molding caramels and like cut-up plastic material :
en
- US1937743A - Sealing means :
en
- US1938018A - Thread control mechanism :
en
- DE589560C - Process for the extraction of indene :
de
en
- DE589320C - Electric light tubes filled with noble gases, base gases, gas mixtures or gas vapor mixtures :
de
en
- US1937535A - Filler cap :
en
- US1937610A - Automatic heat control means :
en
- US1937704A - Fastening device :
en
- CA337568A - Moulded gear and pulley :
en
fr
- CA337673A - Headlight :
en
fr
- DE588462C - Machine for the production of nuts by warm means :
de
en
- FR756033A - Adaptable lock :
en
fr
- FR756286A - Bodywork system and its manufacturing process :
en
fr
- US1938069A - Coin controlled lock :
en
- US1938070A - Preparation of sausage casings for stuffing :
en
- US1938481A - Safety razor :
en
- CA337564A - Tobacco pouch :
en
fr
- CA337603A - Electromagnetic switch :
en
fr
- FR756337A - Improvements in high pressure steam valves :
en
fr
- US1937665A - Portable rail grinding machine :
en
- US1938188A - Permanent wave machine :
en
- DE589415C - Process for increasing the corrosion resistance of clad aluminum alloys :
de
en
- GB402550A - Improvements in illuminating fittings :
en
- DE589328C - Horizontal metal extrusion press :
de
en
- FR756141A - Grip screw :
en
fr
- FR756193A - Variable-ratio hydraulic transmission :
en
fr
- FR756223A - Closing and assembling devices for doors, partitions, floors, etc., in particular for vehicles such as airplanes, automobiles, etc. :
en
fr
- GB402528A - Improvements in shoes and boots made wholly or partly of rubber :
en
- GB402529A - A process for the production of benzoic acid and benzoates :
en
- GB402599A - Process for producing pure whites and a pure yellow in multicolour screened photographic pictures :
en
- GB402545A - Improvements in and relating to flexible cords :
en
- DE589170C - Device for dressing profiled thread grinding wheels :
de
en
- FR756418A - Improvements made to liquid purifiers :
en
fr
- GB402676A - Improvements in apparatus for drying webs of fabric :
en
- US1938120A - Trailer tracking device :
en
- US1938190A - Die mount :
en
- US1938321A - Wind musical instrument :
en
- FR756184A - Improvements to automotive shock absorbers :
en
fr
- FR756366A - Improvements made to seats, in particular those for motor vehicles :
en
fr
- FR756194A - Device for cutting the lids of cans :
en
fr
- FR756295A - Movable paddle wheels driven by a proper rotational movement controlled by the rotation of the wheel itself and in the opposite direction to it :
en
fr
- FR756182A - Method and device for stabilizing ships :
en
fr
- US1938054A - Indigoid dyestuff :
en
- GB402637A - Improvements in or relating to thermionic oscillation generators :
en
- CA337639A - Bearing :
en
fr
- CA337721A - Sound recording and reproducing system :
en
fr
- FR756336A - Improvements relating to safety valves for steam lines :
en
fr
- GB402747A - Improvements in or relating to electric gas and vapor arc discharge lamps :
en
- DE589037C - Cleaning device, especially for floors, with a push-out device for the cleaning body on the device handle :
de
en
- DE589162C - Blaehkoerperdichtung with closed cavity :
de
en
- US1938507A - Device capable of being set into two or more positions :
en
- US1937756A - Safety razor holder :
en
- US1937811A - Heater :
en
- CA337632A - Hydrogen production :
en
fr
- US1938085A - Zone filter :
en
- DE589351C - Heating device for permanent hair wave devices :
de
en
- DE589509C - Vertical chamber furnace with chambers made up of individual stones :
de
en
- DE589472C - Process for making photographic copies :
de
en
- DE589507C - Doepper :
de
en
- US1938311A - Pressure producing means :
en
- FR756077A - Electric machine for lighting, particularly applicable to bicycles and motorcycles :
en
fr
- AU1090933A - Improved transmission gearing for use with animal powerdrive :
en
- CA337657A - Ammonia oxidation :
en
fr
- US1937802A - Heat exchanger :
en
- CA337625A - Bag closure :
en
fr
- US1938131A - Ventilating flue cap :
en
- DE589533C - Machine set consisting of an internal combustion engine with cylinders arranged in a star shape and a working machine :
de
en
- GB402762A - Process for the manufacture of new organic salts of bismuth and oleaginous solutions thereof :
en
- DE589393C - Device for the detection of X-rays of different intensities with the help of glow lamps with automatic extinction :
de
en
- FR756315A - Device for reducing the importance of ripples in processing plants with steam or gas discharge vessels, controlled by grid :
en
fr
- GB402796A - Improvements in or relating to the manufacture of metal articles :
en
- FR756354A - Method and device for stabilizing ships :
en
fr
- AU1823462A - Polyurethane foam :
en
- GB402526A - Improvements in means for regulating the delivery of fuel injection pumps :
en
- GB402569A - An improvements in or relating to swings :
en
- DE589215C - Support clamp for electrical overhead lines with a role to carry the rope :
de
en
- FR756251A - Hygienic pillow :
en
fr
- USD91149S - Design for a golf tee :
en
- DE589159C - Loading device on board gluing machines :
de
en
- FR756199A - Improvements in the manufacture of rubber thread :
en
fr
- FR756349A - Complex chromic compounds of orthooxyazo dyes and process for their preparation :
en
fr
- GB402653A - Improvements in or relating to centrifugal governors :
en
- US1937929A - Temperature regulating device :
en
- US1938409A - Chuck :
en
- US1937683A - Automatic adjusting device for brake members :
en
- US1937769A - Adjustable hold-down device :
en
- US1938012A - Azodyestuffs :
en
- US1937540A - Railway car :
en
- US1937820A - Method of testing steel :
en
- US1938138A - Funnel :
en
- US1938522A - Deaerating freezing process and apparatus therefor :
en
- DE589550C - Device for debarking wood :
de
en
- US1937883A - Time recorder :
en
- US1938261A - Storage battery clip :
en
- US1938100A - Measuring and dispensing device :
en
- USD91152S - Design for a washing machine :
en
- US1937566A - Surgical apparatus :
en
- US1938252A - Cooler for fuel gases :
en
- FR756109A - Device for supplying user circuits whose load varies rapidly within wide limits, in particular for supplying electric arc-flame furnaces :
en
fr
- US1938241A - Damper for furnaces :
en
- DE589522C - Procedure to compensate for the capacitance asymmetries of the core groups of telecommunication cables :
de
en
- FR756221A - Device for assembling joists to floor irons :
en
fr
- FR756231A - Improvements to rotary piston machines arranged in a star :
en
fr
- CA337668A - Diamine production :
en
fr
- US1937635A - Process of treating lead sulphide ores :
en
- GB403370A - Improvements in ground speed and drift indicators for aircraft :
en
- US1937564A - Radio receiving apparatus :
en
- FR756387A - High voltage cable :
en
fr
- US1938289A - Shoe sewing machine :
en
- US1937543A - Method of making starch :
en
- US1937889A - Sound absorbing material :
en
- AU1027132A - Improved crankshaft lubricating mechanism :
en
- CA337692A - Tire cover :
en
fr
- DE589344C - Firedamp protected connector :
de
en
- GB402552A - Improvements in hank-twisting machines :
en
- GB403115A - An improved process and apparatus for separating dust from coal or other materials :
en
- US1938460A - Orifice fitting :
en
- US1938179A - Triorgano metal compounds :
en
- US1938539A - Tire construction :
en
- DE589199C - Shutters made of metal supports that are flanged to the hinge on the edges and covered with insulating material :
de
en
- FR756406A - Suspended seat, in particular for vehicles :
en
fr
- US1937780A - Process for destruction of algae :
en
- US1937879A - Gearless type pressure gauge :
en
- US1937892A - Chair :
en
- US1938168A - Printing mechanism for calculating machines :
en
- US1937602A - Reproducing circuit :
en
- US1938231A - Pipe making machine :
en
- US1938165A - Combined bed and mantle :
en
- US1938172A - Copper-base alloys :
en
- US1938322A - Process for breaking petroleum emulsions :
en
- US1938425A - Valve :
en
- US1937522A - Fuel control mechanism :
en
- US1937732A - Strainer roof leader or light drain tube :
en
- US1938291A - Photomechanical printing :
en
- US1938367A - Electric valve converting apparatus :
en
- US1938519A - Receptacle :
en
- DE589307C - Ski binding :
de
en
- DE589254C - Drive for a material transport device in slide operations, which is initiated using the mass balance of the dead slide :
de
en
- DE589405C - Coordinatograph :
de
en
- FR756071A - Chimney cap with smoke extractor :
en
fr
- US1938469A - Recovery of hydrocyanic acid from complex cyanides and waste liquors :
en
- FR756303A - Device ensuring the operation of water meters, especially in the case of very low consumption :
en
fr
- GB402460A - Improvements in or relating to cathode ray tubes :
en
- GB402553A - Improvements in safety razors :
en
- GB402700A - Improvements relating to glare screens for use on motor vehicles :
en
- FR756252A - Trephine drilling machine, for stone, brick, cement, and all similar bodies :
en
fr
- CA337697A - Wire baking pan :
en
fr
- US1938006A - Manipulative table for spinal correction :
en
- US1937866A - Winding gear for tape measures and the like :
en
- CA337616A - Tabulating machine :
en
fr
- CA337591A - Animal poke :
en
fr
- DE589313C - Device for volume control by changing the grid voltage of a high-frequency tube by means of an adjustable resistor :
de
en
- US1937612A - Battery terminal connecter :
en
- US1937825A - Staple forming mechanism :
en
- US1938237A - Arc lamp cabinet :
en
- US1937582A - Automatic mixing device :
en
- US1937897A - Lock :
en
- AU957332A - Improved gold saving machine :
en
- CA337677A - Knitting machine and knitted article :
en
fr
- CA337685A - Spare tire cover :
en
fr
- US1937663A - Method of making sheet metal flume troughs :
en
- US1938281A - Internal combustion engine :
en
- US1938287A - Automatic valve for locomotive sanders :
en
- CA337613A - Vending package :
en
fr
- US1938239A - Separating and recovering metals and alloys :
en
- US1937549A - Attachment for interchangeable handles :
en
- US1938191A - Safety device for automobile lifts :
en
- US1938220A - Clutch control mechanism, particularly for record card controlled tabulating machines :
en
- CA337738A - Cable connector :
en
fr
- US1938178A - Hydrolysis of esters :
en
- US1938019A - Equipment for blow-out prevention :
en
- FR756424A - :
fr
- CA337725A - Red lead manufacture :
en
fr
- DE589275C - Process for the production of photographic perforated disks for television purposes :
de
en
- US1937890A - Brake :
en
- DE589160C - Method of treating a tree :
de
en
- US1938484A - Cork-pulling machine :
en
- US1937577A - Scouring implement :
en
- US1937851A - Method of treating peas and beans :
en
- US1938083A - Treatment of gases containing unsaturated hydrocarbons :
en
- US1938234A - Aircraft :
en
- FR756068A - Photography through opaque bodies :
en
fr
- FR756171A - Agglomerated fuel briquette :
en
fr
- GB402624A - Improvements in and connected with cattle trucks, farmers' wagons and the like :
en
- US1937520A - Cockpit cover :
en
- DE589089C - Soldering process for closing and opening metal vessels suitable for indentation in the household :
de
en
- GB402565A - Improvements in or relating to mats and like articles and the manufacture thereof :
en
- US1937755A - Apparatus for examining liquids :
en
- US1938210A - Thermionic tube power converter :
en
- US1937669A - Heat interchange device :
en
- AU1188733A - Improvements in or relating tothe production of composite wooden articles particularly rackets, bats and like sports equipment :
en
- US1937688A - Focusing device for cameras :
en
- US1937955A - Closure operator :
en
- US1938254A - Cleaning pan :
en
- CA337578A - Advertising sign :
en
fr
- GB402682A - Improvements in hair clips :
en
- AU1082633A - Improvements in or relating toa system for clarification and recirculation ofa gas scrubbing liquid ina gas scrubbing plant :
en
- AU1155333A - Improvements in and connected withthe supply of fuel to chain grate and like stokers :
en
- US1938313A - Method of engraving printing cylinders :
en
- US1938417A - Clock illuminating mechanism :
en
- US1937658A - Ignition device for gas burners :
en
- US1938049A - Road and rail vehicle :
en
- US1938116A - Process of removing odors from petroleum distillates :
en
- DE589036C - Filters for electrically operated vacuum cleaners :
de
en
- DE589171C - Holding device for a fixed wing of multi-door, in particular two-door cabinets :
de
en
- US1937687A - Method of seasoning sheets containing a solvent :
en
- US1938193A - Smoke consumer :
en
- AU1264633A - Improvements in or relatinmg to shoce upper conforming machines :
en
- US1938502A - Door operating and controlling mechanism :
en
- DE589248C - Process for producing a mass of rubber and leather dust for mending or covering objects made of leather or rubber or the like, in particular shoe soles :
de
en
- US1937729A - Folding boat and the like :
en
- DK48105C - Assembly device for packing surfaces between two boiler elements, at flange joints, etc., where great tightness is required. :
da
en
- AU1004932A - Electrodynamic speaker :
en
- CA337648A - Lighting fixture :
en
fr
- US1938373A - Bottle closure :
en
- AU1030932A - Improvements in and connected with measuring and delivering apparatus for petrol and the like :
en
- FR756310A - Soundproof floor :
en
fr
- FR756347A - Automatic brake adjuster :
en
fr
- GB402432A - Improvements in or relating to portable machines for recording numbers and the like :
en
- GB402630A - Improvements in or relating to wheel-flange or rail lubricating devices for rail vehicles :
en
- CA337593A - Fibrous material incorporating method :
en
fr
- DE588726C - Device for performing music and for the mechanical reproduction of a musical work :
de
en
- DE589460C - Device for mixing or distributing tobacco or the like. :
de
en
- FR756435A - Automobile wheel hub cap cover remover :
en
fr
- GB402697A - Improvements in or relating to pocket manicure sets :
en
- CA337652A - Can making machine control :
en
fr
- DE589410C - Floatless carburetor :
de
en
- FR756026A - Corrugated or corrugated helical metal tape and its applications in the transmission of heat or cold :
en
fr
- CA337641A - Portable stroboscope :
en
fr
- CA337666A - Railway switch control system :
en
fr
- DE589143C - Roller bed :
de
en
- DE589164C - Impact mill :
de
en
- US1937656A - Garment leg ironer :
en
- US1937898A - Process for forming cement :
en
- US1937914A - Treatment of hydrocarbon oils :
en
- CA337584A - Aluminum sulphate production :
en
fr
- DE589420C - Device for sucking off the boundary layer on aircraft wings :
de
en
- FR756419A - Apparatus for indicating the quantity of liquid contained in a tank :
en
fr
- US1938457A - Limited ratio device :
en
- CA337731A - Textile material production :
en
fr
- US1938053A - Hydroxy-thionaphthene compound :
en
- US1938201A - Transmission :
en
- DE589321C - Solid electrolytic capacitor :
de
en
- DE589372C - Method and device for achieving a support for the briquette strand in roller briquette presses that remains the same even when the press ring is worn :
de
en
- GB402467A - Improvements in and relating to means for automatically applying flanged lids to tins, cartons and like containers :
en
- GB402758A - An improved closure for refrigeration and ice chests :
en
- FR756346A - Tensioning device for dies in the form of a strip for filling the teeth :
en
fr
- GB402575A - Improvements relating to weighing machines :
en
- US1938482A - Packing machinery :
en
- CA337684A - Spare tire cover :
en
fr
- US1937886A - Combination chair, stepladder, and ironing board device :
en
- FR756358A - Advanced safety razors :
en
fr
- GB402593A - Improvements relating to the stringing of lawn tennis and like rackets :
en
- US1938496A - Construction of roofings, partitions, and the like :
en
- GB402621A - Improvements in and relating to the production of immunising substances :
en
- DE589515C - Plow-like leveling device that moves on crawler tracks :
de
en
- GB402532A - Improvements in or relating to stair carpet holders :
en
- FR756305A - Improvements to clocks :
en
fr
- CA337573A - Bottle and can sealing machine :
en
fr
- FR756001A - Machine for peripheral machining of round or non-round, rectilinear or bent in the direction of their longitudinal axis, with rotary tools, rotating around the workpiece :
en
fr
- FR756110A - Hydraulic transmission :
en
fr
- FR756205A - Strawberry refinements for cutting pine nuts :
en
fr
- GB403103A - Improvements in and relating to purifying apparatus for paper pulp :
en
- US1937558A - Weftless fabric :
en
- DE589527C - Process for the production of water-insoluble azo dyes :
de
en
- FR756415A - New process for obtaining coloring bodies or pigments specially cadmium yellow :
en
fr
- DE589326C - Front-wheel drive vehicles :
de
en
- GB402696A - Improvements in or relating to gas-filled electric incandescent lamps :
en
- CA337736A - Rail joint :
en
fr
- US1937657A - Switch :
en
- US1938242A - Vehicle brake tester :
en
- FR756069A - Coffee maker for the automatic preparation of caié and other infusions :
en
fr
- FR756405A - Stabilized loading system for hunting casings :
en
fr
- GB402806A - Metal hoop for athletic exercises and sports :
en
- US1937527A - Milk product :
en
- US1938549A - Machine table :
en
- CA337560A - Electron emitter :
en
fr
- CA337723A - Electrical protective system :
en
fr
- FR756213A - Electrically heated hot water flow device :
en
fr
- GB402592A - Improvements in carburettors for internal combustion engines :
en
- CA337664A - Crank-shaft balancing device :
en
fr
- DE589231C - Banana pin with narrow longitudinal slots :
de
en
- AU1040632A - Improvements in or relating to die casting or moulding :
en
- CA337707A - Carbon black manufacture :
en
fr
- CA337589A - Confection :
en
fr
- US1937940A - Bottom for boiler furnaces :
en
- CA337621A - Sheet metal box or can :
en
fr
- FR756104A - Time memorandum with mechanical signals :
en
fr
- GB402619A - Toning process particularly for toning the red color component image for multi-colorphotography :
en
- US1937992A - Automatic coasting brake :
en
- CA337576A - Telephone transmitting and recording device :
en
fr
- GB402791A - Improvements in means for operating electric high frequency furnaces :
en
- FR756281A - Installation of protection against raised contact voltages in the neutral conductors of distribution networks, in the event of a break in the neutral conductor :
en
fr
- FR756362A - Method and apparatus for automatically and instantaneously knowing the flow rate of a gas or a liquid :
en
fr
- FR756122A - Advertising game system :
en
fr
- FR756276A - Petroleum gas cooking, heating or lighting utensil with non-combustible asbestos ring :
en
fr
- DE589289C - Carrier for a rotatable wash arm of a dishwasher :
de
en
- DE589288C - Mop with squeezing device on the handle :
de
en
- FR756217A - Toolbox :
en
fr
- DE589147C - Relay for multi-aspect light signal :
de
en
- FR756448A - Motor vehicle :
en
fr
- US1938307A - Valve seat tool :
en
- DE589137C - Image carrier for episcopic projection, especially in the form of a film tape :
de
en
- GB402677A - Improvements in and relating to laminated wood products :
en
- DE589459C - Climbing top :
de
en
- DE589359C - Starting device for internal combustion engines :
de
en
- GB402494A - Improvements in ink ribbon mechanism :
en
- GB403117A - Decorative ground coating and process of producing same :
en
- FR756297A - Apparatus for mechanically solving systems of linear equations :
en
fr
- GB402674A - Freezing apparatus :
en
- GB402688A - Improvements in the construction of idlers for conveyors :
en
- DE588914C - Force measuring device for rapid alternating loads, especially for material testing machines :
de
en
- GR4449B - WOODEN FORM (MATTER) FOR MAKING CIGARS (CIGARETTES). :
el
en
- US1937518A - Hydrocarbon wax :
en
- US1938464A - Electrolytic device :
en
- DK48096C - Articles of Paper, Tissue or similar with Closing device. :
da
en
- US1938007A - Car body for closed passenger automobiles :
en
- US1937800A - Fuel discharge means for rotary oil burners :
en
- US1937856A - Vacuum tube filament structure :
en
- US1937859A - Liquefied gas pump :
en
- US1938177A - Preparation of secondary alcohols :
en
- US1938276A - Shaker for ingot molds :
en
- AU1032732A - Wire strainer :
en
- US1937719A - Roadway ripper :
en
- FR756261A - Mannequin arm attachment device :
en
fr
- FR756054A - Stamped crank for bicycles :
en
fr
- FR756255A - Aluminum-silicon alloy :
en
fr
- FR756313A - Automotive spring shock absorber :
en
fr
- US1938544A - Colorimeter :
en
- GB402690A - Improvements in and relating to the drawing of glass sheets :
en
- US1937628A - Method of and machine for producing gears :
en
- US1937861A - Adhesive composition and method of making same :
en
- US1937727A - Method of and machine for producing gears :
en
- US1937664A - Rail joint parting grinder :
en
- US1938142A - Trailer :
en
- DE589210C - Device for finishing preformed refractory pipe bricks or the like. :
de
en
- DE589237C - The use of copper alloys for items that are exposed to low temperatures :
de
en
- GB402631A - Improvements in photographic films for television purposes :
en
- US1937650A - Metal refining :
en
- DE589227C - Flat stencil printer :
de
en
- DE589448C - Process for the extraction of metals from ores :
de
en
- US1937718A - Production of dyestuffs and intermediates :
en
- US1937747A - Coal washer and separator :
en
- US1937854A - Auxiliary spring bumper for vehicles :
en
- FR756115A - Device for telemetry, remote control, etc. :
en
fr
- FR756392A - Steam saturator :
en
fr
- US1937715A - Moistureproof terminal lug protector :
en
- US1938066A - Screen grating for the simultaneous two-directional transmission of ultra-short waves :
en
- US1938454A - Mixing valve :
en
- US1937997A - Welded brake shoe :
en
- US1937507A - Lubrication :
en
- GB402533A - Improvements in or relating to ferrules or glands for condenser tubes and the like :
en
- GB402623A - Improvements in or relating to closures for bottles or like containers :
en
- US1937855A - Separator :
en
- US1938550A - Vehicle lift :
en
- US1937534A - Cigar or cigarette ash tray :
en
- US1938557A - Process for the thermic production of phosphorus from crude phosphates :
en
- US1938533A - Process of manufacturing hydrofluosilicic acid :
en
- US1937931A - Fire resistant cabinet or safe :
en
- GB402448A - Improvements in or relating to heels for boots and shoes and methods of making the same :
en
- GB402759A - Process for the manufacture of technically valuable compounds from oxidation products of drying oils :
en
- US1937516A - Tube :
en
- US1938134A - Thread cop :
en
- FR756023A - Device applicable to telephone sets to indicate by return signals the time of re-entry when calling sets whose incumbents are absent :
en
fr
- GB402563A - Improvements in or relating to electric couplings :
en
- DE589190C - Magnet system for speakers :
de
en
- DE589193C - Device on tension clamps for electrical lines :
de
en
- FR756300A - Mechanical device with reciprocating movement for waxing machine or similar devices :
en
fr
- GB402491A - Improvements in machines for washing and polishing drinking glasses, tumblers and the like :
en
- GB402456A - Improvements in gear driving train mountings particularly for electrically driven clocks :
en
- USD91164S - Design for an electric light shade :
en
- GB402722A - Improvements in devices for receiving and collapsing collapsible refill containers for paste-like or liquid products in order to expel their contents :
en
- US1938282A - Internal combustion engine :
en
- US1938298A - Carburetor :
en
- FR756238A - Improvements to punched cards and machines controlled by them :
en
fr
- GB402712A - Improvements in or relating to rotary and semi-rotary furnaces :
en
- FR756012A - Motor vehicle brake shoe adjuster :
en
fr
- DE588900C - Device for the intermittent introduction of steam into the chimney of stationary steam boiler systems to increase the chimney draft :
de
en
- FR756260A - Hinged elastic seat :
en
fr
- GB402609A - Improvements relating to increasing the surface hardness of aluminium or aluminium base alloy articles :
en
- GB402514A - Improved high lift wing section for aeroplanes and the like :
en
- USD91144S - Design fob an emblem :
en
- US1938032A - Manufacture of artificial threads and other products from cellulose compounds :
en
- FR756119A - Improvements to electromagnetic breeders :
en
fr
- DE589232C - Anvil head for melting machines, centreless electric light bulbs :
de
en
- GB403641A - Improvements relating to combined picture viewing and sound reproducing apparatus :
en
- FR756181A - Automatic starting mechanism for internal combustion or internal combustion engines :
en
fr
- FR756312A - Electromagnetic lamp with very high amplification coefficient :
en
fr
- GB402779A - Improvements in and relating to automatic record-changing means for gramophones and to records for use therewith :
en
- DE589339C - Arrangement for determining the direction :
de
en
- DE589325C - Electric darkroom lamp :
de
en
- US1937784A - Radio receiving apparatus :
en
- US1937808A - Elevator control system :
en
- FR756132A - Device for the safe storage and transfer of combustible liquids :
en
fr
- FR756249A - Metal packaging for fruits and early vegetables :
en
fr
- FR756413A - Process for the production of alkali chlorides suitable for electrolysis and spongy fixed white :
en
fr
- GB402679A - Improvements in and relating to polarised relays :
en
- FR756278A - Removable comb :
en
fr
- DE589142C - Trolley for sprinkling sprouted barley on threshing floors :
de
en
- DE589446C - Layered woven blanket :
de
en
- FR756271A - Siphon with kneepads :
en
fr
- US1937631A - Process of treating zinc ores :
en
- US1938103A - Development reel :
en
- US1938272A - Internal combustion engine :
en
- US1938462A - Movable stove :
en
- FR756360A - Improvement in gear train mounts, in particular for electrically actuated pendulums :
en
fr
- US1938226A - Chair :
en
- FR756131A - Process for the production of condensate products of the anthraquinone series :
en
fr
- CA337737A - Iron oxide and sulphur dioxide production :
en
fr
- DE589373C - Casting machine for the production of ceramic vessels :
de
en
- US1938068A - Floor cleaner :
en
- GB402614A - Improvements in manifolding apparatus :
en
- GB402735A - Improvements in or relating to capless electric incandescent lamps or discharge tubes and holders therefor :
en
- US1937544A - Method of delustering knit fabric and product thereof :
en
- US1938217A - Shelf clip :
en
- US1938334A - Variable condenser :
en
- US1938424A - Broaching tool :
en
- FR756225A - Improvements to the manufacturing processes of <<getters>> for vacuum tubes :
en
fr
- GB402729A - Improvements in quick-acting switches for heavy current :
en
- DE589177C - Subsidiary compass for gyrocompass systems :
de
en
- GB402641A - Improvements in and relating to glass elements for concrete covers, pavement lights and the like :
en
- GB403101A - Improvements in electric measuring instruments :
en
- CA337630A - Electric discharge tube :
en
fr
- DE589166C - Process for the production of composite photographs in which a background component is superimposed on a foreground component :
de
en
- US1937956A - Process of making potassium aluminum fluoride :
en
- US1937958A - Apparatus for fractional distillation :
en
- US1938377A - Mixing machine :
en
- US1938391A - Tanning process :
en
- US1938537A - Cooling system for aeronautical engines :
en
- US1937649A - Auxiliary cooling system for refrigerator cars :
en
- US1938561A - Cushion seat for automobiles and the like :
en
- US1937725A - Deep well oil pump :
en
- US1937823A - Color-cinematography :
en
- DE589102C - Arch awning with a support structure composed of several brackets :
de
en
- GB402581A - Process and apparatus for freezing homogeneously liquid and semi-liquid organic substances for their preservation as well as transport in a frozen condition :
en
- CA337674A - Headlight lens :
en
fr
- USD91157S - Design fob an electric light shade :
en
- CA337581A - Fruit and vegetable shredder :
en
fr
- GB402570A - Improvements in electrical connecting devices :
en
- US1937964A - Insulator support for tower or mast type antenne :
en
- DE589198C - Vacuum cleaner with a dust collector in front of the filter :
de
en
- FR756383A - Roller bearing :
en
fr
- US1937641A - Multiway connection for signaling circuits :
en
- US1937863A - Process and apparatus of hydrocarbon oil conversion :
en
- AU943732A - Improvements in harvesting machines :
en
- US1937917A - Control system for electric elevators :
en
- US1937681A - Panel box :
en
- US1937817A - Draft rigging :
en
- DE589487C - Reinforced plaster support plate :
de
en
- AU1119933A - Improvements in or relating to methods of manufacturing tires andthe improved tire resulting therefrom :
en
- CA337715A - Electro-optical system :
en
fr
- CA337628A - Brake mechanism :
en
fr
- FR756093A - Process for the manufacture of wear-resistant pipes :
en
fr
- GB402454A - Improvements in or relating to the production of chlorinated rubber products :
en
- GB402541A - Improvements in movable doors or fronts for chicken battery brooders :
en
- CA337662A - Steel hardening process :
en
fr
- DE589267C - Standing cooling device for rolling stock :
de
en
- CA337679A - Dehairing machine :
en
fr
- US1937779A - Lead pencil :
en
- US1937977A - Device for displacing from the axis :
en
- US1938402A - Cam shaft or holder :
en
- US1937622A - Shoe :
en
- US1937675A - Box strapping machine :
en
- US1937749A - Bituminous materials and process of making same :
en
- CA337726A - Emergency brake release :
en
fr
- US1938363A - Overload protective device :
en
- US1937954A - Garment displaying device :
en
- US1938421A - Spacer for electrical winding coils :
en
- US1937554A - Production of valuable hydrocarbons :
en
- DE589400C - Equipment for children's milk bottles with screw cap and valve body :
de
en
- DE589402C - Bottle holder :
de
en
- GB402723A - Improvements in power transmission clutches :
en
- US1937523A - Lock :
en
- US1937724A - Automobile headlight :
en
- US1937853A - Chamber oven for the production of gas and coke :
en
- GB402559A - Improvements in mixing valves for hot and cold water :
en
- GB402711A - Improvements in and relating to tables for domestic ironing machines and the like :
en
- DE589406C - Method and device for the mechanical differentiation of plane and space curves with one device :
de
en
- US1938497A - Carburetor :
en
- GB402464A - Improvements in machines for making butter pats and the like :
en
- DE589188C - Rail fastening using iron shims with rail guide ribs :
de
en
- DE589473C - Knife box for beet pulp machines :
de
en
- DE589214C - Hot air generator with oil firing, especially for internal heating of barrels :
de
en
- FR756166A - Saw tensioner, spring loaded :
en
fr
- FR756187A - Device for trunks, removing the suitcases and closing the lid :
en
fr
- GB402520A - Improvements in or relating to gas burner injectors :
en
- DE589187C - Process for the preparation of asymmetric arsenic compounds :
de
en
- DE589342C - Vibration damper for hanging on overhead lines :
de
en
- DE589404C - Hat screen with extendable glare protection :
de
en
- USD91161S - Design for an electric light shade :
en
- FR756391A - Soft leather gaiter adapts to low shoes :
en
fr
- GB402616A - Transmission gear for power driven vehicles :
en
- GB402518A - Improvements in and connected with cattle trucks, farmers' wagons and the like :
en
- FR756059A - Portable floor lamp with variable and adjustable height :
en
fr
- DE589429C - Process for the production of vinegar from carbohydrates :
de
en
- US1937629A - Black finishing metal articles :
en
- US1937766A - Divided filter :
en
- US1937965A - Transmission :
en
- DE589202C - Stacking and feeding device for workpieces on cardboard machines :
de
en
- FR756021A - Adhesive product for fixing and maintaining antiseptics on plants, mainly on vines :
en
fr
- FR756288A - Hydrogen alloy annealing process :
en
fr
- GB402651A - Improvements in or relating to processes of preparing fatty oils :
en
- GB403100A - Improvements in or relating to charge forming devices for internal combustion engines :
en
- FR756331A - Electric current transfer systems :
en
fr
- GB402716A - Improvements in or relating to single-phase synchronous electric motors :
en
- US1937939A - Combination package :
en
- US1938262A - High-tension magneto-electric machine :
en
- DE589146C - Process for the preparation of C, C-disubstituted barbituric acids :
de
en
- GB402610A - Improvements in and relating to electric battery lamps :
en
- FR756011A - Process for the operation of a static converter installation composed of a system of controlled gate valves and connected on the AC side to a single or polyphase network :
en
fr
- US1938005A - Hydraulic grease-dispensing device :
en
- FR756102A - Sofa convertible into bed :
en
fr
- FR756177A - Improvements to grinding machines :
en
fr
- GB402772A - Improvements in or relating to knitted articles and to methods of knitting :
en
- US1937948A - Work-rotating structure for machine tools :
en
- US1938275A - Internal combustion engine :
en
- US1938396A - Electrical resistor :
en
- CA337608A - Ballast scoop :
en
fr
- DE589319C - Synchronous single-phase AC motor with automatically reversing rotary movement :
de
en
- DE589519C - Process for the production of durable solutions of aminobenzoic acid alcohol esters :
de
en
- GB402613A - Manufacture of alcohols :
en
- DE589367C - Thread locking contact in connection with a ball arrangement :
de
en
- CA337717A - Translating device :
en
fr
- DE589183C - Circuit arrangement for the transmission of signals via inductively coupled connecting lines in telecommunications systems :
de
en
- DE589480C - Condensation cooling system :
de
en
- US1937598A - Control system :
en
- US1938137A - Pulverized fuel furnace :
en
- US1937553A - Boiler :
en
- GB402730A - Manufacture of cellulose esters :
en
- FR756164A - Advanced game table :
en
fr
- DE589195C - Electric switch with trip-free release :
de
en
- GB402483A - Improvements in electric coils :
en
- DE589185C - Pipe catcher :
de
en
- FR756024A - Printing machine :
en
fr
- GB402632A - Improvements in or relating to landing grounds for aircraft :
en
- DE589455C - Security device against theft, in particular of motor vehicles :
de
en
- GB402684A - Improvements in or relating to motion picture film apparatus :
en
- DK48097C - Filter mass for Purification of Water. :
da
en
- DE589179C - Electric tachometer :
de
en
- DE589250C - Embossing stamp moved perpendicular to the embossing area for the production of lenticular films :
de
en
- GB402601A - Improvements in apparatus for treating binding materials and the like :
en
- GB402757A - Improvements in or relating to self-closing cocks :
en
- CA337735A - Packing pad :
en
fr
- US1937738A - Dishwashing machine :
en
- US1938232A - Concrete pipe joint :
en
- US1938505A - Drain valve for crank cases :
en
- FR756386A - Automatic and instantaneous locking device applicable to any telescopic movement :
en
fr
- FR756247A - Lifting platform for vehicles, etc. :
en
fr
- GB402472A - Improvements relating to locks :
en
- GB402560A - Improvements relating to reflectors for cycles :
en
- US1938021A - Hydraulic motor :
en
- US1937521A - Process for the manufacture of sulphonic acids or their salts :
en
- FR756394A - Improvements to lubrication systems :
en
fr
- AU1036832A - Method of and arrangement of apparatus for operating apparatus of the kind which utilises the electro static attraction produced by an electric current passing the contacting surfaces in a device consisting of two bodies of which at least one is a semi-conductor :
en
- CA337579A - Sliding fastener :
en
fr
- CA337730A - Filament and film production :
en
fr
- US1937824A - Heel cover tucking machine :
en
- US1938251A - Range burner :
en
- CA337638A - Horn screen :
en
fr
- US1938392A - Pneumatic shock absorber :
en
- US1937801A - Internal combustion engine :
en
- US1938426A - Light sensitive apparatus :
en
- CA337700A - Waste reclamation apparatus :
en
fr
- DE589298C - Process for the production of iron strips plated with copper, nickel or their alloys :
de
en
- DE589316C - Firedamp protected fuse :
de
en
- CA337563A - Rotary ground working implement :
en
fr
- CA337694A - Loud speaker mounting :
en
fr
- FR756274A - Device for transforming the trunk of a motor vehicle into an openwork crate :
en
fr
- FR756325A - Conveyor for cylindrical objects :
en
fr
- DE589486C - Template and molding device for the production of casting molds for ship propellers :
de
en
- DE589518C - Drive of spin dryers or the like by means of compressed air :
de
en
- FR756129A - Heating circuit control device :
en
fr
- IE12747L - Junket powders :
en
- US1937908A - Equalizing riveting machine :
en
- FR756174A - Fast-tripping current limiter for direct current with retaining magnet :
en
fr
- GB402675A - Improvements in and relating to retractable landing gears for aeroplanes and to brakes for use in conjunction therewith :
en
- GB402809A - Improvements in type line composing and casting machines :
en
- GB403116A - Process for manufacturing waterproof paper and pasteboard :
en
- US1938336A - Windshield cleaner with remote control :
en
- USRE19017E - Cushion support :
en
- GB402620A - Improvements in or relating to television and like systems :
en
- DE589497C - Slicer :
de
en
- FR756273A - Improvement to slates landing with storm resistant crampon :
en
fr
- US1937627A - Lock :
en
- GB402455A - Improvements in steam dryer or grit and dust extractor from air or gases and the like :
en
- GB403365A - Device for the production of musical sounds by electrical methods :
en
- US1937885A - Method of manufacturing fluoride materials :
en
- US1938140A - Awning operator :
en
- FR756020A - Automatic control for aircraft :
en
fr
- US1938109A - Elevator control system :
en
- US1937591A - Lady's garment :
en
- US1937632A - Process of treating zinc ores :
en
- FR756380A - Ball thrower :
en
fr
- CA337688A - Combination tire and wheel hub cover :
en
fr
- US1937557A - Carbon pack :
en
- US1937754A - Telephony :
en
- GB402687A - Double cage white of egg and cream beater :
en
- GB402786A - Improvements in or relating to abrasive wheels :
en
- AU1226333A - A dishwashing device :
en
- AU1022132A - Detachable window or curtain for motor vehicles orthe like :
en
- CA337728A - Socketed wall :
en
fr
- US1937592A - Ball frame for shaker chutes :
en
- US1937653A - Automobile drive axle :
en
- US1937757A - Manufacture of sodium nitrate :
en
- US1937606A - Method of attaching nozzles to hollow bodies :
en
- US1937763A - Radiator valve :
en
- US1937816A - Motor control system :
en
- US1938047A - New quinoline derivative :
en
- US1938416A - Vending machine :
en
- US1937957A - Luminous sign :
en
- DE589565C - Line protection circuit with the aid of a relay assigned to each line switch :
de
en
- GB402622A - Process and apparatus for the bleaching of textile goods :
en
- CA337647A - Trip cock device :
en
fr
- FR756204A - Improvements to washing machine homes :
en
fr
- FR756266A - Process for purification and softening of water :
en
fr
- FR756307A - blush stick case :
en
fr
- FR756327A - Lifting landing gear for high-speed aircraft :
en
fr
- US1937563A - Wheel brake :
en
- US1937652A - Coaxial conductor system :
en
- DE589033C - Stop for rail joints of artificial limbs :
de
en
- FR756192A - Process for the manufacture of bowler hats :
en
fr
- US1937508A - Process for recovering manganese values :
en
- US1938089A - Oil burner apparatus :
en
- US1938476A - Feed indicating self-closing adjustable oil cup :
en
- US1937792A - Vacuum furnace cleaner :
en
- US1938243A - Art of forming and soldering the ends of split rings or links :
en
- CA337676A - Metallic composition :
en
fr
- DE588841C - Device for generating high-frequency electrical currents :
de
en
- FR756114A - Photometer :
en
fr
- FR756235A - Method of presentation of confectionery and similar products :
en
fr
- GB402582A - Improvements in and relating to self-starting synchronous motors :
en
- DE589498C - Board game with pieces that can be inserted into slots :
de
en
- US1938088A - Production of high quality lubricating oils :
en
- GB402668A - Improvements in and relating to supply fillings for geysers and like heaters :
en
- US1938265A - Mechanical pool table :
en
- US1937679A - Fireproof fiber board :
en
- CA337624A - Ink composition :
en
fr
- US1937831A - Plotting device :
en
- CA337637A - Moulded laminated material :
en
fr
- AU1031532A - Improvements in and connected with tine refining of lead :
en
- US1938423A - Cluster forming machine :
en
- US1938122A - Retort for the distillation of coal :
en
- US1938199A - Curved-edge window organization :
en
- US1938345A - Combined table and seat :
en
- US1937633A - Process of treating zinc ores :
en
- US1938056A - Method of making chain links :
en
- US1938380A - Electric fan :
en
- US1938048A - Mechanism for the continuous production of slabs of edible fats and the like :
en
- US1938545A - Dewaxing hydrocarbon oils :
en
- DE589263C - Device for heating a pump with the exhaust gases of the internal combustion engine driving the pump :
de
en
- CA337691A - Beading for tire covers :
en
fr
- DE589217C - Spreading fastening of electrical installation equipment in flush-mounted boxes :
de
en
- DE589093C - Glass melting furnace :
de
en
- DE589427C - Shoe sole marking machine :
de
en
- DK48098C - Procedure for Making Potash. :
da
en
- FR756329A - Device for threshing scythes :
en
fr
- GB403071A - Improvements in processes for the saponification of organic esters of cellulose :
en
- DE588949C - Device for obtaining monopolar charged gas flows :
de
en
- FR756143A - improvements to incandescent cathode x-ray tubes :
en
fr
- DE570379C - Note typewriter :
de
en
- CA337681A - Bacon treating method :
en
fr
- CA337695A - Calculating machine :
en
fr
- DE589240C - Hose seal for throttle valves :
de
en
- FR756390A - Improvement in the adjustment of plows known as tilting plows :
en
fr
- US1938078A - Artificial dispersion of rubber :
en
- CA337690A - Double section tire cover :
en
fr
- US1938059A - Derivatives of the benzanthronepyrazolanthrone series and a process of preparing them :
en
- CA337706A - Acetaldehyde production :
en
fr
- US1937762A - Expanded load bearing member and method of forming the same :
en
- US1938248A - Valve for continuous automatic moderable brakes :
en
- US1938401A - Machine for and method of folding sheets :
en
- US1937941A - Process for removing phenols from liquors containing same :
en
- US1938358A - Elastic fluid generator :
en
- DE589357C - Surface carburetor :
de
en
- FR756389A - :
fr
- US1937894A - Time service synchronizing system :
en
- US1938333A - Journal box :
en
- DE589511C - Process for the preparation of wetting agents, cleaning agents and dispersants :
de
en
- FR756370A - Potentiometric, resistance, automatic thermometer device :
en
fr
- DE589213C - Steam oven with a heating duct extending from the firebox under the lowest oven :
de
en
- FR756292A - Improvements to the control of temperature indicators :
en
fr
- US1938026A - Car door opener :
en
- US1938042A - Engine valve lubricating means :
en
- AU1269433A - An improved washer anda method of anda machine for manufacturing same :
en
- CA337583A - Furnace :
en
fr
- US1937519A - Cutting apparatus :
en
- US1937966A - Propeller for aircraft :
en
- US1938305A - Table top :
en
- CA337559A - Adhesive :
en
fr
- DE589150C - Aircraft landing procedures :
de
en
- DE589228C - Rail fastening on reinforced concrete sleepers using metal plates attached to the underside of the sleeper :
de
en
- DE589529C - Cone shedding machine for hats :
de
en
- US1937791A - Draft gear :
en
- US1938150A - Electric keyless lock :
en
- US1937991A - Pipe conveyer roll :
en
- US1938532A - Method of polymerizing :
en
- US1938357A - Hydraulic coupling or gear :
en
- GB402496A - Improvements in and relating to electric switches and spark-discharge apparatus :
en
- GB402521A - Manufacture of dyes and sensitised photographic emulsions :
en
- GB402647A - Improvements in washing machines :
en
- AU1111433A - Improvements in and relating to means for illuminating the signalling hand and arm ofa motor vehicle driver :
en
- CA337698A - Amplifier system :
en
fr
- DE589220C - Voltage regulating transformer without rotation of the phase position :
de
en
- DE589431C - Process for the catalytic esterification of aliphatic monocarboxylic acids :
de
en
- GB402701A - Device for inserting the piston pin in the piston and piston rod :
en
- US1937617A - Multiple unit tank car :
en
- US1937902A - Eyeglass or spectacle mounting :
en
- US1938230A - Concrete pipe making machine :
en
- US1938479A - Dispensing container :
en
- FR756085A - Method and apparatus for refrigerating, storing or transporting perishable materials :
en
fr
- GB402706A - Improvements in cases or holders for sticks of cosmetic erasers, pencils, or like articles in stick form :
en
- CA337654A - Soap dispenser :
en
fr
- US1937913A - Manufacture of glassware :
en
- US1938189A - Magazine blade holder :
en
- FR756036A - Tilting and lifting system of a grape harvest pasture :
en
fr
- FR756134A - Powerline transmission system by cable lines :
en
fr
- FR756345A - Improvements to primers for explosive charges :
en
fr
- DE589206C - Shock absorbers, especially for cars :
de
en
- FR756016A - Meter for gas or electricity or similar mechanism with monetary trigger :
en
fr
- US1938383A - Swab :
en
- DE589173C - Coupling for lines, especially line cables for electric vehicles :
de
en
- US1937882A - Electric comb :
en
- US1938304A - Lens mounting :
en
- US1938404A - Jack :
en
- GB402671A - Improvements in or relating to apparatus for fixing tubular rivets :
en
- GB402699A - Rotary electric switch :
en
- GB402576A - Improvements relating to junction boxes for metallic conduits for the protection of electric conductors :
en
- FR756076A - Sprayer for liquid fuels :
en
fr
- FR756257A - Advanced portable electric lamp :
en
fr
- US1937611A - Means for generating air currents and controlling temperature of same :
en
- US1938169A - Device for use in coloring flexible articles :
en
- US1938354A - Fire-resistant wall and ceiling structure :
en
- USD91139S - Design for an ice cream cone :
en
- CA337614A - Liquid discharge and inflow device :
en
fr
- GB402525A - Improvements in atomizers :
en
- GB402667A - Improvements in and relating to hose connections or couplings :
en
- USRE19014E - Device for cooling water :
en
- US1937655A - Diesel engine :
en
- US1938495A - Game apparatus :
en
- US1937733A - Roller bearing :
en
- US1937504A - Rotatable signaling device :
en
- US1937860A - Extractor :
en
- GB402626A - Improvements relating to the production of imitation leaded lights :
en
- GB402478A - Improved apparatus for indicating statistical or other data :
en
- FR756124A - Process for obtaining carbon black :
en
fr
- GB402466A - Improvements in and relating to hydraulically, or liquid pressure, operated brakes :
en
- FR756158A - Humectants for mercerization liquids :
en
fr
- GB402538A - A new or improved device for use with ladders or steps :
en
- DE589329C - Device for bending the wall pieces intended for the manufacture of vessels, in particular tubs :
de
en
- FR756142A - Improvements to electrical energy converters :
en
fr
- FR756344A - Process for obtaining trichromatic films :
en
fr
- GB402787A - Improvements in delay action mechanism applicable to electric switches :
en
- FR756226A - Device for transmitting the indications of an automatic potentiometer to an electrical recording device :
en
fr
- FR756412A - Bicycle :
en
fr
- GB402664A - Improvements in or relating to incandescent electric lamps :
en
- GB402683A - Improvements in or relating to film magazines for motion picture apparatus :
en
- GB402658A - Improvements in or relating to refrigerating apparatus :
en
- GB402660A - Improvements in or relating to electric clocks :
en
- FR756243A - Double flexible blade broom :
en
fr
- GB402512A - Improvements in pole steps :
en
- GB402734A - Improvements in and relating to electric condensers :
en
- US1937565A - Control mechanism for water heating systems :
en
- GB402645A - Improvements in aeroplane rudders or the like :
en
- US1937826A - Manufacture of shoes :
en
- US1938111A - Hydraulic clutch mechanism :
en
- US1938525A - Shutter awning :
en
- FR756019A - Indirect shot billiard marker :
en
fr
- FR756080A - Tap water softeners :
en
fr
- GB402763A - An improved choke control for carburettors of internal combustion engines :
en
- FR756139A - Process for mixing and combing textile fibers of different types and lengths :
en
fr
- FR756421A - Manufacturing process of alkali and alkaline earth carbamates :
en
fr
- DE589323C - Electrically heated coffee maker :
de
en
- FR756130A - Improvements to cigar making machines :
en
fr
- FR756294A - vice for clamping workpieces of any shape :
en
fr
- US1937505A - Salt dispenser :
en
- USD91131S - Design for a dress :
en
- US1937548A - Sash lock :
en
- US1938213A - Electrical selector :
en
- US1938393A - Boot or shoe :
en
- US1938488A - Vote recorder :
en
- CA337561A - Electric hot air furnace :
en
fr
- DE589182C - Coupling device for gear change transmissions, especially of motor vehicles :
de
en
- DE589433C - Air switch :
de
en
- GB402815A - Improvements in and relating to electric motor control for hoisting-apparatus and the like :
en
- FR756042A - Improvements made to yarn purifying devices :
en
fr
- FR756175A - Pneumatic transport system :
en
fr
- USD91129S - Design for an ash tray :
en
- FR756207A - Double compression piston for bottle capping machine :
en
fr
- GB402504A - Improvements in and relating to all steel hand forks :
en
- FR756081A - Perfecting irons for straight hairstyles :
en
fr
- FR756441A - Compressed air starting device for internal combustion engines :
en
fr
- DE589253C - Scraper conveyor :
de
en
- DK48112C - Accounting machine. :
da
en
- DE589333C - Sealing of doors u. like :
de
en
- DE589172C - Pistol-shaped pull-up and release device for gyroscopes :
de
en
- DE589496C - Device for adjusting the pitch of helical blades mounted at an angle in rotating blade systems :
de
en
- DK48116C - Technical Heat Meter. :
da
en
- DE589520C - Process for the preparation of 2-oxynaphthalene-3-carboxylic acid-6-sulfonic acid chloride :
de
en
- DE589327C - Tie holder for self-ties :
de
en
- FR756126A - Fittings intended to serve as supports and to be fixed in facades, walls, partitions, etc. :
en
fr
- FR756017A - Monetary release mechanism for gas meters, electricity meters and similar devices :
en
fr
- FR756414A - Tin can :
en
fr
- DE589161C - Method of treating a tree :
de
en
- DE589261C - Device for incomplete combustion of powdery fuel with a loop-shaped flame guide in a chamber :
de
en
- DE589312C - Circuit arrangement for the supply of private branch exchanges connected to telephone systems with dialer operation :
de
en
- US1937795A - Rough honing machine for razor blades :
en
- FR756214A - Underwater minelayer :
en
fr
- GB402490A - Improvements in or relating to pipe joints and the like :
en
- DE589060C - Epicyclic gears, especially for motor vehicles :
de
en
- DE589309C - Rifle safety device :
de
en
- FR756369A - Sophisticated device for finishing inserts and other shoe repair supplies :
en
fr
- GB402798A - Improvements in and relating to the suspension of motor vehicle frames :
en
- GR4448B - BUILDING MASKS. :
el
en
- FR756372A - Pump installation comprising a self-priming centrifugal pump for a suction height greater than that given by atmospheric pressure :
en
fr
- DE589504C - :
de
en
- GB402693A - Combined heat-exchanger and centrifugal dust separator particularly for heating air by and separating dust from flue gases :
en
- GB402726A - Improvements in or relating to heat insulation :
en
- US1937920A - Pad for chair and seat backs :
en
- US1937790A - Duplicator rolls :
en
- US1938340A - Kerosene lamp burner :
en
- CA337629A - Gaseous electric discharge device :
en
fr
- DE589290C - Device for supplying fresh air to heated rooms :
de
en
- DK48104C - Knife holder for harvesting and mowing machines. :
da
en
- US1937774A - Air heating apparatus :
en
- US1937512A - Oscillator system :
en
- US1937873A - Treatment of hydrocarbon oil :
en
- US1937910A - Molding machine clamp :
en
- US1938036A - Means for removing liquid mixtures from pressure vessels :
en
- US1937501A - Machine for making and filling packages :
en
- US1938073A - Electric wave filter :
en
- USD91153S - Design for a serving wagon :
en
- DE589432C - Method for stranding telephone cable cores into single groups or from groups into multiple groups :
de
en
- US1938547A - Leadized gasoline :
en
- DE589306C - Area protection device against burglary, in which several elements responding to vibrations are attached to the area to be secured :
de
en
- CA337699A - Voltage changing apparatus :
en
fr
- USD91155S - Design fob an electric light shade :
en
- GB402451A - Constant-frequency electric oscillation generators :
en
- CA337663A - Coin controller electric switch :
en
fr
- GB402617A - Improvements in and relating to dynamo electric machines :
en
- US1938376A - Paint brush holder :
en
- GB402562A - Improvements relating to the construction of metal boxes suitable for housings for electrical connections, and for other purposes :
en
- USD91135S - Design for a laundry bag :
en
- USD91138S - Design for a display case :
en
- DK48106C - Procedure for Making Cardboard Boxes or the Like. :
da
en
- FR756272A - Balancing coils :
en
fr
- GB402567A - Improvements in or relating to picture frames or the like :
en
- DE589191C - Antenna arrangement for receiving short waves :
de
en
- DE589200C - Calculating machine or adding machine with printing unit, one or more stationary and movable counters arranged on the paper trolley or other transport device and automatic printing of amounts and sums :
de
en
- US1937576A - Sheet feeding and trimming mechanism :
en
- FR756423A - Improvements to internal combustion engines :
en
fr
- USD91148S - Design for a textile fabric or the :
en
- GB402670A - Improvements in exhaust silencers for internal-combustion engines :
en
- FR756047A - Connection or branching box for armored pipes in steel tube :
en
fr
- GB402556A - Improvements in or relating to removable closures for apertures in discs :
en
- GB402738A - Improvements in or relating to refrigerating apparatus :
en
- IE13507L - Internal combustion engines :
en
- DE572963C - Partial chamber water tube boiler :
de
en
- US1937945A - Induction electric pipe welding :
en
- CA337574A - Bottle and can sealing machine :
en
fr
- CA337601A - Peroxide solution stabilization :
en
fr
- US1937525A - Propulsion means :
en
- DE589444C - Voltage transformer for high voltages, especially dry voltage transducers :
de
en
- DE581094C - Glass blowing machine :
de
en
- DE589539C - Lockable hat and coat hook :
de
en
- FR756381A - Device for controlling an electrical circuit and stations connected to this circuit :
en
fr
- FR756083A - Improvements to galvanic cells :
en
fr
- FR756125A - Ice maker for domestic use :
en
fr
- FR756388A - Self-hooking feather for angling :
en
fr
- DE589399C - pessary :
de
en
- DE589434C - Arc extinguishing device :
de
en
- GB403097A - Improvements relating to cabins or chambers for protection against toxic gases :
en
- FR756201A - Mode of operation of internal combustion engines, fuel injection, such as diesel engines :
en
fr
- GB402452A - Improvements in or relating to automatic or semi-automatic or like telephone exchange systems and apparatus :
en
- US1937744A - Oil testing apparatus :
en
- FR756211A - Removable shock-absorbing device for bottle bases and the like :
en
fr
- DE589456C - Rotary mandrel made of sheet metal for split keys :
de
en
- FR756090A - Rubberizing and carding device :
en
fr
- FR756239A - Method and apparatus for the concentration and separation of the components of mixtures in the form of vapors and gases :
en
fr
- GB402810A - Improvements in and connected with plasters, cements and the like :
en
- FR756006A - Remote indicator :
en
fr
- CA337658A - Esterlike derivative :
en
fr
- GB402733A - Improvement in colloidised mixed cellulose ester products :
en
- DE589454C - Grid :
de
en
- DK48110C - System with an electric fluorescent lamp. :
da
en
- DE589148C - Method for determining the direction of wireless transmitters :
de
en
- DE588678C - Coupling for oscillating shafts, especially for centrifuges :
de
en
- US1937514A - Cooling system for internal combustion engines :
en
- US1937891A - Brake shoe :
en
- US1938080A - Pneumatic clutch controller with supplemental spring :
en
- DE589411C - Fuel injection device for internal combustion engines :
de
en
- FR756035A - Advanced gas generator for automatic air carburization by liquid fuels :
en
fr
- US1937712A - Cleat for sport shoes :
en
- FR756123A - Improvements in electrical circuits to produce oscillations of non-sinusoidal shape applicable for example to cathode ray devices :
en
fr
- FR756146A - Fluid measuring device :
en
fr
- FR756244A - Improvements to flat knitting machines :
en
fr
- FR756178A - Slide rule and its manufacturing process :
en
fr
- FR756269A - Safety razor :
en
fr
- GB402481A - Improvements in or relating to pulverising crushing and/or breaking machines :
en
- GB402704A - Improvements in apparatus for excavating and distributing earth :
en
- DE589467C - Process for the manufacture of viscose synthetic products :
de
en
- US1937661A - Dry chloridizing of ores :
en
- US1937819A - Finishing machine :
en
- DE589279C - Wheatstone bridge circuit for regulating the carbon spacing of arc lamps :
de
en
- CA337617A - Card interpreter :
en
fr
- DE589330C - Manufacture of aluminum sulfate :
de
en
- DE589553C - Composite cylinder mills with different types of grinding bodies in the individual chambers :
de
en
- US1938350A - Rear vision mirroe support :
en
- US1938382A - Method of manufacturing nozzle diaphragms and the like :
en
- US1938555A - Household lighting unit :
en
- DK48093C - Procedure with accompanying Gasket for permanent curling. :
da
en
- FR756293A - Removable blade coulter for seed drills :
en
fr
- GB402548A - Enclosed protective box cover for books, catalogues, periodicals and the like :
en
- US1938450A - Wall case :
en
- US1938527A - Grated cheese basin with automatic opening and shutting device :
en
- DE589221C - Device for feeding electrical consumer devices, such as. B. electric light tubes :
de
en
- US1937739A - Phonic wheel starter :
en
- US1937726A - Grinding machine :
en
- US1937771A - Abrading machine :
en
- US1938214A - Packing structure for dry cells :
en
- FR756246A - Improvements to sportswear, such as swimwear :
en
fr
- DE589436C - Synchronous motor with a single excitation coil :
de
en
- FR756046A - Tractor trailer :
en
fr
- DE573732C - Multiple fuse cartridge for insertion in a screw plug head :
de
en
- GB402649A - Improvements in and relating to recuperators :
en
- FR756285A - Tedder :
en
fr
- GB408112A - Improvements in, or relating to, electric lamp-holders :
en
- US1938342A - Lock :
en
- CA337604A - Road material coating process and apparatus :
en
fr
- FR756373A - Dobby for looms :
en
fr
- US1937878A - Method of making wheels :
en
- US1938444A - Press roll :
en
- US1937570A - Gill drawing frame :
en
- US1938346A - Apparatus for annealing glassware :
en
- US1938349A - Electrical brake tester :
en
- US1938361A - Mud guard for shoe heels :
en
- US1937837A - Ore concentration :
en
- US1937936A - Dial indicator gauge :
en
- US1938471A - Horseshoe :
en
- FR756045A - Decoration process on glass :
en
fr
- US1937918A - Apparatus for winding tape or the like :
en
- US1938371A - Manifolding platen :
en
- US1938556A - Knob :
en
- DE589229C - Process for the production of hollow ropes for high voltage overhead lines :
de
en
- US1937624A - Hair singeing torch :
en
- US1938546A - Process and apparatus for making nondetonating gasoline :
en
- DE589375C - Sheet pile lock :
de
en
- DE589548C - Device for the simultaneous operation of at least two arc furnaces in a system from a single AC network using a rectifier :
de
en
- CA337671A - Tire manufacture :
en
fr
- GB402513A - Improvements in the production of impregnating, dressing, polishing and like agents :
en
- GB403414A - Apparatus for receiving, selecting and amplifying electrical signals arriving as impulses of different polarity :
en
- US1937814A - Machine for the printing of positive bichromate films :
en
- US1937840A - Method of uniting or soldering :
en
- US1938410A - Assembly of electrical apparatus :
en
- USD91154S - Design fob an electric light shade :
en
- US1937934A - Metallurgical process :
en
- US1938034A - Liquefier for solidified gas :
en
- DE589441C - Process for the production of baked goods, in particular rusk :
de
en
- GB402564A - Improvements in powdertight diaphragms for galvanic cells especially dry cells :
en
- FR756009A - Corset belt device for reduction of hernias :
en
fr
- GB402516A - Improvements in or relating to sight-testing apparatus :
en
- GB402656A - Improvements in or relating to discharge tubes for controlling electrical oscillations :
en
- DE589249C - Firing pin lock for weapons without hand-controlled continuous fire trigger :
de
en
- DE589336C - Process for operating perforated disks for television purposes :
de
en
- GB402598A - Improvements in razors and sharpening devices therefor :
en
- GB402841A - Improvements in type line composing and casting machines :
en
- DE589152C - Device for starting asynchronous starting synchronous motors :
de
en
- DE589514C - Process for the production of concrete bodies with particularly high strengths :
de
en
- FR756002A - Toothbrush with a toothpick brush :
en
fr
- GB402595A - Improvements in or relating to the utilisation of exhaust steam, particularly applicable to steamships :
en
- FR756063A - New support system for coat rack with longitudinal movement :
en
fr
- FR756099A - Wind deflector for all vehicles :
en
fr
- FR756167A - :
fr
- FR756301A - Machine for laminating, marking and cutting ceramic or other tiles :
en
fr
- CA337722A - Telephone alarm system :
en
fr
- CA337729A - Muller :
en
fr
- US1938072A - Method and apparatus to control the concentration of boiler waters :
en
- US1938180A - Process for the manufacture of organic metallo compounds :
en
- US1938465A - Apparatus for removing boots and shoes from lasts :
en
- US1938221A - Steel alloy :
en
- FR756340A - Arrangement of electrodes in a discharge tube :
en
fr
- DE568833C - Packing method for salted herring :
de
en
- DE588908C - Metal strips covered with a flexible material and designed as a resilient folding strip to seal the gap between the door and the floor :
de
en
- DE589445C - Rectangular bowl burner for liquid fuels :
de
en
- US1937615A - Shipping container :
en
- US1937691A - Expanding brake :
en
- US1938308A - Electrical insulation :
en
- US1938434A - Radiator :
en
- US1937583A - Oscillation generator :
en
- US1938419A - Gripping tool :
en
- CA337672A - Tire manufacture :
en
fr
- US1937721A - Apparatus for measuring dust concentration :
en
- US1937967A - Plasterboard and method of manufacturing same :
en
- CA337644A - Back-up valve device :
en
fr
- CA337612A - Anti-glare device :
en
fr
- CA337667A - Railway traffic controlling system :
en
fr
- US1937887A - Broaching device :
en
- DE589363C - Rotary wedge coupling with non-return device, especially for intermittent machines such as crank and eccentric presses :
de
en
- US1937550A - Container car :
en
- US1937625A - Bit-forging apparatus :
en
- US1937572A - Ironing machine :
en
- US1938412A - Well drilling tool :
en
- USD91159S - Design fob an electric light shade :
en
- FR756060A - Apparatus for drawing letters on signs, posters, etc. :
en
fr
- FR756195A - Improvement in combination dialers :
en
fr
- AU1028332A - Apparatus for burning liquid fuel :
en
- CA337585A - Flat spring :
en
fr
- DE589251C - Skis made of hard paper or hard linen, e.g. B. from fabric or paper layers soaked with synthetic resin or layers of other layered, interrelated building materials :
de
en
- FR756409A - Reservoir pen holder :
en
fr
- FR756512A - :
fr
- FR756040A - Hard paper disjunction chamber for electrical switches :
en
fr
- FR756304A - Steamer :
en
fr
- US1938067A - System for reducing fading effects in broadcast receivers :
en
- US1937692A - Typewriting machine :
en
- US1938540A - Reenforced glassware :
en
- DE589235C - Tampers for compacting molding and core sand :
de
en
- FR756342A - Regulating mechanism of the number of revolutions for engines, turbines, etc. :
en
fr
- US1937884A - Dolly :
en
- US1937838A - Electron discharge device :
en
- USD91151S - Design for a bathroom scale :
en
- US1937985A - Roll grinding or similar machine :
en
- FR756258A - Hooded coat :
en
fr
- GB402561A - Improvements in or relating to veneering presses :
en
- DE589281C - Mixed frequency device to achieve flicker-free lighting when connected to 16 2/3 periodic networks :
de
en
- AU1208733A - Improvements in or relating tothe valve mechanism of internal combustion engines :
en
- US1938278A - Machine for operating upon hides, skins, leather, and other similar pieces of works :
en
- DE589280C - Flashlight bottom cap with hanging bracket :
de
en
- GB403079A - Improvements in luminous signs comprising electric luminous discharge tubes :
en
- US1937531A - Production of anthraquinone dyestuffs :
en
- US1938414A - Article holder :
en
- FR756062A - Pocket kit for daily maintenance and cleaning of the mouth and teeth :
en
fr
- GB402764A - Improvements in or relating to hoeing and like implements :
en
- DE589264C - Fluid change gear or fluid couplings like the Foettinger gear :
de
en
- US1938203A - Method of making rotary gear pumps :
en
- US1938491A - Structural units for steel frame buildings and the like :
en
- CA337642A - Stroboscopic testing apparatus :
en
fr
- US1937750A - Flexible stencil card and holder therefor :
en
- US1938511A - Underground lawn sprinkler head :
en
- DE589308C - Chain tree regulator :
de
en
- DE589457C - Fillers for displaying footwear :
de
en
- FR756022A - Improvements to seaplane hulls :
en
fr
- US1937909A - Heating system :
en
- US1937646A - Clothes drier :
en
- US1938001A - Vacuum tube electrode socket :
en
- US1938493A - Abradant driving head :
en
- US1937818A - Adjustable washer :
en
- US1937984A - Refrigerating control system and method :
en
- US1938130A - Grease dispensing device :
en
- US1938236A - Arc lamp :
en
- US1938297A - Production of producer gas :
en
- US1937740A - Internal combustion engine :
en
- US1938258A - Window fastener :
en
- FR756393A - Improvements in the automatic production of vials produced on suction machines :
en
fr
- DE589353C - Device for regulating the gas and water supply for water heating systems :
de
en
- DE589424C - Liquid shock absorbers, especially for motor vehicles :
de
en
- AU1036132A - Improvements in womens undergarments andthe manufacture thereof :
en
- AU1182033A - Improvements in and relating to incubators :
en
- CA337640A - X-ray cathode shield :
en
fr
- DE589416C - Friction disk drive for drilling machines coupled with an electric motor :
de
en
- DE589573C - Process for the production of a reversible concentrate containing fillers from dispersions of rubber and similar substances :
de
en
- DE589192C - Suspension device for electrical overhead lines :
de
en
- DE589297C - Device for inclined parting off and dividing pipes using a cutting torch :
de
en
- DE589449C - Use of platinum or platinum metal alloys for items that are exposed to high temperatures :
de
en
- US1938284A - Internal combustion engine :
en
- US1937515A - Collar button :
en
- US1938326A - Headlight for toy vehicles :
en
- DE534474C - Manufacture of synthetic yellow spinels :
de
en
- GB402618A - Improvement in thread controlling mechanism :
en
- US1938288A - Method of forming bindings :
en
- AU1223633A - Improvements inflexible electric cables :
en
- US1937587A - Locomotive structure :
en
- US1937620A - Insulator :
en
- US1937821A - Front drive axle :
en
- US1938061A - Indicating dial :
en
- US1938182A - Trisazo dyestuff :
en
- USD91145S - Design for a building structure :
en
- DE589435C - Jacquard device for flat knitting and left-left machines :
de
en
- FR756010A - universal electric heating element :
en
fr
- GB402728A - Improvements in rail vehicles :
en
- US1937696A - Electric furnace system :
en
- US1938267A - Vehicle hood locking means :
en
- FR756003A - Rubber ring for automatic billiards :
en
fr
- GB402775A - Improvements in or relating to tents :
en
- US1937693A - Typewriting machine :
en
- US1938045A - Pulverizing mill :
en
- US1938135A - Silent alarm clock :
en
- US1938194A - Apparatus for expanding conduits :
en
- US1938209A - Thermionic tube power converter :
en
- US1937709A - Carburetor :
en
- US1938161A - Building construction :
en
- US1938379A - Electric signaling :
en
- US1938023A - Road treating apparatus :
en
- AU1055132A - Improvements relating to screens of field drying racks :
en
- DE589569C - Tilting device for crucibles, furnaces or other containers to hold melts :
de
en
- US1938360A - Manufacture of alkyl ethers of cellulose :
en
- US1937776A - Sash pulley :
en
- US1937915A - Collocating lamp shades :
en
- US1937974A - Burner :
en
- US1937772A - Hydraulic turbine :
en
- US1937979A - Book stitching and folding machine :
en
- US1938504A - Doubling and twisting machine :
en
- DE589311C - Rotary selector for stepping drive :
de
en
- GB402746A - Improvements in or relating to processes and machines for combing and ironing of skins :
en
- US1938347A - Bean harvester :
en
- AU1275333A - Index device :
en
- US1937752A - Manufacture of dextrine from corn starch :
en
- US1937834A - X-ray tube :
en
- US1938353A - Sheet metal pail :
en
- US1937862A - Electric braking mechanism :
en
- US1938132A - Agricultural apparatus :
en
- US1937578A - Car seat :
en
- FR756277A - Motor braking coupling for three-phase motors, by simultaneous supply of the motor with direct current and three-phase current :
en
fr
- GB402503A - Improvements in and relating to electric vacuum tubes :
en
- GB402681A - Improvements in or relating to looms for weaving :
en
- DE589383C - Device for casting and pressing panels made of wood pulp :
de
en
- FR756092A - Devices for the manufacture of mineral wool and in particular slag wool :
en
fr
- FR756233A - Braking device for loom shuttles :
en
fr
- DE589369C - Drive and snap-off device for toys of all kinds through a twist spindle :
de
en
- FR756343A - Process for the treatment of mineral oils :
en
fr
- GB402680A - Stove for boiling or cooking :
en
- FR756138A - Coupling for tool control :
en
fr
- GB402662A - Improvements in or relating to speed regulating apparatus for prime movers especially internal combustion engines :
en
- GB402558A - Improvements in electric lampholders :
en
- DK48108C - Device for Tuning Circuits for High Frequency Amplifiers and Radios. :
da
en
- US1938043A - Condensation products of the anthraquinone series and process of making same :
en
- US1938173A - Process for the extraction of alumina from aluminous materials :
en
- DK48115C - Gymnastic apparatus. :
da
en
- FR756216A - Air propeller device :
en
fr
- GB402692A - Improvements relating to the production of cellulose triacetate :
en
- FR756290A - Vulcanization accelerators and their preparation process :
en
fr
- FR756232A - Process for making uniformly colored blocks, tablets or grains from molten rock salt :
en
fr
- GB402665A - Improvements in luminous electric discharge tubes :
en
- FR756064A - New weight system for angling :
en
fr
- FR756427A - Method and device for delivering treatment agents for wavy hair :
en
fr
- FR756088A - Improvements to stabilized petroleum distillates :
en
fr
- GB403626A - Improvements in and relating to photo-electric devices :
en
- GB402507A - Improvements in electric couplings :
en
- US1938332A - Method of and apparatus for use in drying :
en
- IE12926L - Welding. :
en
- DE589244C - Device for displaying the lateral limitation of motor vehicles in the dark :
de
en
- FR756351A - Instrument for oligodynamic treatment of liquids :
en
fr
- FR756048A - Automatic cigarette dispensing system and its application to a case :
en
fr
- US1937581A - Vibration dampener :
en
- GB402628A - Improvements in surface condensers and the like tubular heat exchangers :
en
- FR756203A - Improvements in processes for the treatment of hydrocarbons, in particular for petroleum refining :
en
fr
- FR756317A - Locking for rifles :
en
fr
- FR756065A - Stained glass, particularly for churches and other reinforced cement constructions and its manufacturing process :
en
fr
- FR756053A - Variable, progressive or degressive speed electric motor :
en
fr
- FR756107A - Calorimetric meter :
en
fr
- GB402453A - Improvements in start-stop telegraph systems and apparatus therefor :
en
- FR756070A - Gas production process for the thermal treatment of metals :
en
fr
- GB402523A - Improvements in carburetters :
en
- DK48092C - Procedure for filling compressed coal gas into bottles. :
da
en
- FR756420A - Sharp link chain mortising tool enhancements :
en
fr
- FR756259A - Fixed roller bar :
en
fr
- GB402482A - Improvements in bearings :
en
- US1937603A - Egg case filler :
en
- US1938128A - Thread-cutting mechanism for sewing machines :
en
- GB402805A - Improvements relating to machines for the making of box ends and like constructions :
en
- FR756153A - Loom :
en
fr
- US1938318A - Method of and apparatus for making pertused sheets :
en
- US1938341A - Mushroom spawn culture :
en
- US1938459A - Mechanically operated hammer :
en
- US1937701A - Switch :
en
- US1937970A - Automatic stack damper :
en
- GB402605A - Improvements in coal and like tongs :
en
- GB402807A - Improvements in or relating to the production of films and coatings of cellulosic material :
en
- GB402585A - Improvements in or relating to steam engines :
en
- FR756144A - Improvements to starting mechanisms :
en
fr
- DE589377C - Facility for the revision of high voltage overhead lines :
de
en
- US1937547A - Screw thread device :
en
- US1938303A - Electrical connecting device :
en
- GB402510A - Improvements in or relating to electrical burglar or like alarms :
en
- DE589149C - Control procedure for aircraft using short waves, especially ultra-short waves :
de
en
- GB402471A - Improvements relating to apparatus for dispensing beverages :
en
- GB402574A - Improvements in or relating to the lubrication of bearings :
en
- DE589331C - Process for the preparation of rhodanides of heterocyclic quaternary ammonium bases :
de
en
- FR756365A - Profiling process and machine for carrying out said process :
en
fr
- US1938051A - Container with adjustable package holder :
en
- US1938381A - Telephone system :
en
- US1938510A - Dress shirt protector :
en
- US1938538A - Negative glow system for creating illusion of motion :
en
- US1937947A - Tufting machine :
en
- US1938198A - Telephone attachment :
en
- US1937686A - Automatic brake :
en
- US1937921A - Generator regulation :
en
- DE589207C - Method and device for determining the angle of inclination of the respective plane of contact of a surface generated by the straight line connecting two points moving in space in relation to a plane passing through one of the two points :
de
en
- DE589517C - Washing machine with directly heated, rotating drum :
de
en
- DE589535C - Process for compacting the structure of layers formed by atomization of liquid or by precipitation of evaporated metals :
de
en
- DK48111C - Device by Weights. :
da
en
- FR756220A - Method of manufacturing an insulating material and of very porous and refractory construction and device for its production :
en
fr
- GB402486A - A crop collecting attachment for use upon field mowers :
en
- US1938257A - Production of hollow ingots :
en
- AU1291733A - Detachable window or curtain for motor vehicles and the like :
en
- US1937828A - Ball retriever :
en
- US1938143A - Intermittently operating electrical device :
en
- US1938559A - Automobile heater :
en
- US1937968A - Humidity control system :
en
- CA337634A - Coating composition :
en
fr
- CA337571A - Coffee maker :
en
fr
- FR756378A - Retaining device for lifting or pulling apparatus and apparatus incorporating application :
en
fr
- US1937636A - Process of treating lead-zinc sulphide ores :
en
- US1937988A - Brake cross shaft mounting :
en
- US1938118A - Fractionation of hydrocarbon oils :
en
- US1938163A - Drag bucket :
en
- US1938299A - Cellulose ester manufacture and composition therefor :
en
- US1937593A - Guide frame for shaker chutes :
en
- US1937742A - Reamer for well drills :
en
- US1937545A - Refrigerator :
en
- US1938216A - Indicating machine :
en
- CA337711A - Roller bearing :
en
fr
- DE589362C - Preservation of green fodder :
de
en
- FR756025A - Method and apparatus for treating combustion gases and exhaust gases from internal combustion engines :
en
fr
- US1937922A - Convenience wall outlet :
en
- US1938432A - Signal lamp :
en
- FR756446A - Improvements to dash-pots :
en
fr
- GB402534A - Improved construction of cigarette, cigar, match or like cases or cartons :
en
- US1937806A - Shipping drum :
en
- US1938494A - Wood distilling apparatus :
en
- US1937689A - Oxidizing catalyst :
en
- US1938399A - Lock washer :
en
- CA337618A - Addressing machine :
en
fr
- US1937735A - Discharge tube :
en
- US1938264A - Method of harvesting rice and like grains :
en
- US1937654A - Pipe hanger :
en
- US1938279A - Revolving door :
en
- DE589556C - Process for making mullite :
de
en
- FR756440A - Arc-regulated spark plug :
en
fr
- GB402719A - Improvement in tractor-drawn mowing apparatus :
en
- GB402761A - Improvements in devices for measuring mean angular displacement between moving partsapplicable as torsion-meters :
en
- DE589225C - Lockable slide for zippers :
de
en
- DE589503C - Device for loading pneumatic conveyor systems :
de
en
- FR756031A - Device for operating flame electric arc furnaces by means of generators coupled to double-rotation turbines :
en
fr
- CA337599A - Pressure container closing device :
en
fr
- GB402449A - Apparatus for the production of artificial threads or like products :
en
- US1938095A - Tube forming machine :
en
- DE589310C - Reel for scraper systems, especially for underground use :
de
en
- DE589413C - Toothed rubber V-belt :
de
en
- US1937710A - Bleaching animal fibers :
en
- US1938338A - Controlling device :
en
- DE589570C - Rung or step fastening for ladders and. like :
de
en
- FR756117A - Soft abrasive such as cloths and abrasive papers, etc. :
en
fr
- FR756299A - Removable safety device applicable to tires of automobiles, for traction and against skidding :
en
fr
- FR756341A - Improvements to so-called adjustable cathode tubes :
en
fr
- GB402814A - Improvements in wood panels or flooring :
en
- DE589423C - Power clutch operated by pressure medium on motor vehicles :
de
en
- US1937509A - Method of making beryllium and light alloys thereof :
en
- US1937865A - Glass-to-metal joint :
en
- US1938139A - Method of producing combustible gas :
en
- US1938196A - Heel clamping device :
en
- GB402583A - Improvements in or relating to vehicle wheels :
en
- US1937667A - Antifreeze device for water pipes :
en
- US1938162A - Production of compounds from :
en
- US1938046A - Process for separating aluminium alloys :
en
- US1938076A - Cooling means for closed electrical motors, generators, or the like machines :
en
- US1938256A - Volume-control circuits :
en
- FR756089A - Gas heated fireplace and radiator intended for this fireplace :
en
fr
- US1938008A - Jet pump :
en
- US1938146A - Washing machine :
en
- FR756186A - Shock absorbers for automobiles :
en
fr
- FR756190A - Method and device for adjusting a propulsion motor supplied with direct current to adapt it to the different propulsion conditions of a ship :
en
fr
- US1937989A - Starter gear :
en
- US1937588A - Destructive hydrogenation of carbonaceous materials :
en
- DE589354C - Process for staining hardened proteinoplasts :
de
en
- CA337689A - Hinged tire cover :
en
fr
- US1937560A - Shoe shank support :
en
- US1937568A - Air conditioning system for railway cars :
en
- US1937708A - Stove pipe damper :
en
- US1937798A - Elevator control :
en
- US1938075A - Radial grating :
en
- FR756330A - Improvements to net making machines :
en
fr
- FR756436A - Gear shifting for bicycle :
en
fr
- FR756439A - Semi-automatic guiper machine :
en
fr
- GB402812A - Improvements in and relating to corsets for ladies' wear :
en
- GB402568A - An improvements in or relating to means for transporting condenser bobbins in textile factories and for similar uses :
en
- US1937916A - Binding construction for shoes :
en
- US1937847A - Annealing pot :
en
- US1937962A - Oxidation of side chain aromatic compounds :
en
- US1938431A - Process of making photo-electric tubes :
en
- US1937812A - Heating furnace :
en
- US1937874A - Electric condenser :
en
- US1938268A - Internal combustion engine :
en
- US1938285A - Internal combustion engine :
en
- DE589534C - bearings :
de
en
- DE589273C - Hose coupling for pipes with vertical connection :
de
en
- US1937810A - Bearing bushing press :
en
- CA337650A - Luminous tube :
en
fr
- FR756027A - Playing cards or similar cards for advertising or other applications :
en
fr
- FR756008A - Device for closing sliding doors or extendable hinged grilles :
en
fr
- GB403114A - Improvements in or relating to devices for recording or reproducing sound films :
en
- US1937716A - Footwear and process of making the same :
en
- US1938037A - Means for separating valuable minerals :
en
- FR756056A - Scoring device for various games :
en
fr
- US1938384A - Humidor :
en
- US1937537A - Tube :
en
- US1937601A - Furnace regulating system :
en
- DE589276C - Process for producing the excitation winding of electrodynamic loudspeakers :
de
en
- DE589304C - Sole protection cramp for ski boots :
de
en
- DE589361C - Dividing device :
de
en
- US1938260A - Puttying device :
en
- US1938090A - Set-up box :
en
- USD91133S - Design for a toy :
en
- CA337606A - Variable pitch propeller :
en
fr
- US1937983A - Typewriter operation :
en
- US1938129A - Toy with driving mechanism :
en
- US1938337A - Work holding device :
en
- US1937600A - Condenser tube :
en
- US1937978A - Latch for refrigerator doors :
en
- US1937660A - Striping implement :
en
- US1938094A - Process for decolorizing hydrocarbon distillates :
en
- US1938271A - Internal combustion engine :
en
- US1938455A - Radiographic apparatus :
en
- US1937676A - Traveler :
en
- US1938166A - Continuous absorption refrigerating machine :
en
- DE589224C - Copy material coated on both sides for color photography :
de
en
- DE589096C - Hair dryer hood :
de
en
- GB402785A - A gas cooker to be used on ring burner :
en
- DE589343C - Bushing insulator for oil-filled electrical apparatus :
de
en
- FR756321A - Process for the concentration of nitric acid produced by aqueous absorption of nitrous gas :
en
fr
- FR756338A - Vaporization burner :
en
fr
- GB402633A - Improvements in or relating to compound transparent or translucent materials :
en
- AU1079633A - Amendment :
en
- DE589485C - Shoe insert with a reinforcement plate that can be pressed against the corrugated support plate by means of support pads :
de
en
- US1938449A - Bag :
en
- DE589258C - Arrangement for spring sets and lamps, in particular for desk telephones :
de
en
- US1937673A - Telephone stand :
en
- US1937969A - Emulsifier and insecticide :
en
- US1938517A - Gas producer fuel support :
en
- FR756136A - Production of new chromiferous coloring materials :
en
fr
- US1938255A - Tool joint for rotary drills :
en
- US1937741A - Axle bearing :
en
- US1938306A - Annealing furnace :
en
- FR756374A - Ski binding or attachment :
en
fr
- DE589365C - Area protection with a smooth thread guided over various diversion points :
de
en
- US1938331A - hansell :
en
- US1938398A - Journal box lid :
en
- FR756105A - Tool for making broken rings used in jewelry :
en
fr
- GB402462A - Improvements in the manufacture of aliphatic anhydrides :
en
- FR756432A - Automatic firearm and method for making it capable of firing reduced caliber cartridges :
en
fr
- GB402718A - Improvements relating to electrical plug sockets and their manufacture :
en
- FR756404A - Telescopic crane :
en
fr
- GB402501A - Improvements relating to paper-making machines :
en
- DE589234C - Machine for cutting belts :
de
en
- GB402717A - Improvements in or relating to see-saws :
en
- US1937764A - Insulator :
en
- DE589122C - Wind power machine in which several wheels are combined on a frame which rests on a roller bearing :
de
en
- US1938009A - Apparatus for extinguishing oil and gas well fires :
en
- FR756384A - Electrical process for capturing or destroying insects, larvae, worms and rodents living in the soil :
en
fr
- US1937781A - Dike :
en
- GB402792A - Improvements in or relating to clutches for the driving of tools :
en
- FR756263A - Support for collective sinks :
en
fr
- FR756250A - Smoker's pipe perfected :
en
fr
- US1938155A - Alarm apparatus :
en
- US1938451A - Compressing apparatus :
en
- US1938558A - Sterilizer :
en
- US1938390A - Tanning process :
en
- DE589398C - Electromagnetically operated diaphragm pump :
de
en
- US1937677A - Magneto :
en
- US1938312A - Method of manufacturing artificial silk filaments :
en
- US1938433A - Telephone system :
en
- US1938490A - Display stand and box :
en
- US1937589A - Handle bail and handle spring means for carpet sweepers :
en
- CA337724A - Electron discharge tube :
en
fr
- US1937595A - Automatic thread changing mechanism for striping attachments :
en
- US1938509A - Collapsible crate :
en
- US1938101A - Metal refining process :
en
- US1937573A - Legging :
en
- US1937699A - Machine for drying hides, skins, and the like :
en
- US1938478A - Ice carrier :
en
- US1937745A - Microray transmission line :
en
- USD91160S - Design fok an electric light shade :
en
- US1938127A - Arch supporter :
en
- US1937935A - Sheet metal shelving :
en
- CA337607A - Railway ballast scraper :
en
fr
- US1938536A - Folding machine :
en
- GB402544A - Improvements in retting process of textile materials :
en
- DE589201C - Process for making fruit jelly :
de
en
- FR756066A - Method and device for promoting the production of crystals in saturators :
en
fr
- GB402594A - An improved fastening device for shoes and like footwear :
en
- AU1035332A - Improvements in pots for boiling purposes :
en
- DE589110C - Injection device for internal combustion engines :
de
en
- FR756350A - New slide rule :
en
fr
- FR756401A - Production of new indigoid coloring matter :
en
fr
- US1937621A - Electrolytic apparatus :
en
- US1938113A - Ice cream cone :
en
- CA337643A - Fluid pressure brake :
en
fr
- CA337659A - Hydroxy-alkyl ether :
en
fr
- CA337719A - Telephone system :
en
fr
- US1938473A - Die forming apparatus for large sheets of material :
en
- USRE19016E - Mounting :
en
- DE589256C - Refining agents for iron and metals :
de
en
- CA337712A - Paper manufacture :
en
fr
- FR756044A - Device to increase the grip of the wheels on the ground :
en
fr
- US1937868A - Display tray :
en
- US1938205A - Refrigeration system :
en
- US1938227A - Process for producing synthetic lumber that is not attacked by insects :
en
- US1938222A - Tooth guide :
en
- US1937789A - Copying machine :
en
- US1938156A - Airplane construction :
en
- CA337588A - Tappet silencer :
en
fr
- US1937875A - Gaseous fuel mixer :
en
- US1937605A - Method of attaching nozzles to hollow bodies :
en
- USD91146S - Design for an ophthalmic-mounting :
en
- CA337619A - Combustion chamber for diesel engines :
en
fr
- US1938523A - Belt tightener :
en
- US1938560A - Drain pipe cleaning composition :
en
- US1938277A - Spring bed :
en
- AU992432A - Improvements relating to the conversion of coal distillation products particularly tar acids or products containing same into valuable hydrocarbons substantially free tar acids :
en
- AU998532A - Process and apparatus for the separation of gold or other concentrate from sand and other gangue :
en
- US1937703A - Method of preventing expansion and contraction of printing paper :
en
- US1938038A - Envelope :
en
- US1938325A - Sheet rack for presses :
en
- DK48102C - Device for generating bias voltage to the diaphragm in an electrostatic speaker. :
da
en
- US1937852A - Roof construction :
en
- US1938386A - Stapling machine :
en
- US1937911A - Collapsible necktie-holder :
en
- US1938185A - Egg cooking utensil :
en
- US1937950A - Rear axle construction :
en
- US1938407A - Automatic coupler :
en
- US1938551A - Mechanical stoker :
en
- GB402804A - Improvements in lamp shades or reflectors :
en
- DE589270C - Process for converting alkali salts into spherical form :
de
en
- US1938233A - Broaching machine :
en
- US1938115A - Combined girdle and brassiere :
en
- DE589350C - Device for carrying out the process for casting open or closed hollow bodies by centrifugal casting :
de
en
- FR756270A - Motor-pump unit :
en
fr
- US1938463A - Fruit juice extractor :
en
- DE589252C - Bag-like packaging sleeve for packing potted plants :
de
en
- FR756041A - Device for pounding coking coal :
en
fr
- US1937850A - Vegetable cutter :
en
- US1938487A - Knife wiper lever bracket :
en
- AU1177833A - Improvements relating tothe rheostatic braking of electric motors :
en
- US1937513A - Tape controlling device :
en
- US1937662A - Window regulator :
en
- US1937793A - Saddle gasket :
en
- US1937734A - Leveling bar for coke ovens :
en
- US1938247A - Apparatus for promoting liquidvapor or liquid-gas contact :
en
- US1938110A - Machine for cutting and shaping cakes and biscuits :
en
- DE589440C - Centrifuge with electric single drive :
de
en
- GB402572A - Improvements in automatic controllers for gas valves, switches, or the like :
en
- GB402604A - Improvements relating to boxes or bins :
en
- GB402702A - Improved means for protecting against heat the piston rods of double acting two stroke internal combustion engines :
en
- US1937500A - Coin intercepting mechanism for coin operated machines :
en
- US1938235A - Vehicle wheel :
en
- US1938316A - Refrigerating apparatus :
en
- GB402536A - Improvements in or relating to carpenters' and like braces :
en
- DE589491C - Pulled number roller for counters :
de
en
- GB402811A - Improvements in or relating to road making :
en
- DE589499C - Device for setting and loosening the mold of briquette extrusion presses :
de
en
- US1938442A - Display container for paint brushes and the like :
en
- DE589020C - Device for releasing a gas hose connection valve that is locked in the open position when the gas hose falls off the gas appliance or from the gas supply hose attachment so that it closes automatically :
de
en
- DE589401C - Holder for flat curtain rods made from a single strip of sheet metal :
de
en
- US1937672A - Method of accelerating propionic fermentation :
en
- CA337733A - Filament manufacturing apparatus :
en
fr
- US1937546A - Air conditioning system :
en
- US1938229A - Concrete pipe joint :
en
- FR756377A - School bench table :
en
fr
- GB403072A - Improvements in the treatment of fibres or like materials of cellulose esters or ethers :
en
- CA337567A - Axle bearing :
en
fr
- AU1194233A - Improvements in rotary furnaces for combustion of garbage andthe like :
en
- DE588969C - Marking plate for road surfaces :
de
en
- DE589568C - Sealant for sealing objects made of metal :
de
en
- US1937722A - Dust and smoke density measuring device :
en
- US1937930A - Latch structure :
en
- US1938160A - Method of protection of oscillation circuits :
en
- US1938084A - Shock absorber :
en
- US1937552A - Process and apparatus for carbonizing powdered coal :
en
- CA337586A - Wood reconditioning composition :
en
fr
- US1938011A - Manufacture of rubber and the like :
en
- CA337693A - Multi section tire cover :
en
fr
- US1937849A - Focusing device for cathode rays :
en
- CA337655A - Weighing and totalizing mechanism :
en
fr
- US1938197A - Meat-cubing machine :
en
- US1938552A - System of electric welding :
en
- US1937759A - Art of refining :
en
- DE589218C - Device for reducing the switch-off time of circuit breakers :
de
en
- DE589417C - Jaw pliers for wood screw head turning machines, in which the workpiece is held between interchangeable terminal strips designed as tooth cutting edges :
de
en
- FR756094A - Further training in the manufacture of paper and more specifically cigarette paper :
en
fr
- GB402644A - Improvements in or relating to electrical shaving machines for dry-shaving :
en
- US1937648A - Precooling means for refrigerator cars :
en
- US1937932A - Rocker arm mechanism :
en
- US1938079A - Liquid level gauge :
en
- CA337558A - Shot gun cartridge :
en
fr
- GB402695A - An improved sheet feeding machine :
en
- US1938225A - Collapsible box :
en
- CA337701A - Channel :
en
fr
- DE589242C - Damping device for an auxiliary power clutch operated by pressure medium on motor vehicles :
de
en
- GB402519A - Improvements in or relating to conveyors of the belt type :
en
- USD91163S - Design for an electric light shade :
en
- US1938031A - Meta-hydroxyl-phenyl-arylamino carboxylic acids :
en
- US1937867A - Earth boring drill :
en
- US1937937A - Process for the manufacture of sodium carbonate monohydrate :
en
- US1937723A - Apparatus for and method of burning-off glassware :
en
- US1937835A - X-ray change over system :
en
- US1937877A - Container for transporting and storing liquefied gases :
en
- US1938121A - Process for distilling coal :
en
- US1938428A - Orthodontia arch bow :
en
- US1937748A - Short wave radio beacon :
en
- US1938323A - Process for breaking petroleum emulsions :
en
- US1938372A - Multiple electric outlet structure :
en
- DE589257C - Process for the production of high quality malleable cast iron :
de
en
- GB402474A - Improvements in or relating to electrical socket contacts :
en
- DE589299C - Movable air nozzles for cooling the film tape in cinema playback machines :
de
en
- DE589502C - Box conveyor for bulk goods :
de
en
- GB402783A - Improvements in or relating to chairs :
en
- FR756038A - Universal joint :
en
fr
- FR756320A - Method and device for the production of cans with internal unwinding :
en
fr
- CA337611A - Race totalizator indicator :
en
fr
- US1937928A - Pressure gauge :
en
- CA337590A - Solvent evaporation :
en
fr
- US1938058A - Window sash operating device :
en
- US1937730A - Folding door :
en
- US1937893A - Anticorrosion liquid control for boiler feed-water :
en
- US1937765A - Vacuum cleaner :
en
- US1937841A - Tube connecter construction :
en
- US1938516A - Process for the manufacture of malleable iron :
en
- CA337727A - Bumper :
en
fr
- US1937901A - Electric iron and support :
en
- USD91147S - Design for a textile fabric or the :
en
- US1937584A - Table lock :
en
- US1938344A - Rubber or hand stamp :
en
- US1937626A - Automatic brake for window lifters :
en
- US1937775A - Rake :
en
- US1937803A - Filling machine :
en
- US1938093A - Electrical connection device :
en
- US1937609A - Dispensing cap for containers :
en
- AU1027932A - Improvements in or relating tothe manufacture of welted shoes :
en
- DE589461C - Device for aligning and stretching tobacco leaves :
de
en
- DE589437C - Sorting machine for punch cards :
de
en
- DE589266C - Safety shut-off valve as a template for acetylene generator :
de
en
- DE589358C - Magnet generator for ignition current and light current :
de
en
- CA337670A - Organic disulphide production :
en
fr
- DE589500C - Process for the production of highly refractory shaped bricks and work pieces of all kinds :
de
en
- US1938327A - Combined pressure regulator and switch :
en
- GB402640A - Improvements in or relating to the manufacture and production of silver solders :
en
- US1937574A - Coated welding electrode :
en
- US1937714A - Battery construction :
en
- US1937773A - Controlling apparatus for highway crossing signals :
en
- US1938200A - Band-saw operating mechanism :
en
- US1938387A - Automatic soldering machine :
en
- CA337600A - Wall protecting shield :
en
fr
- CA337627A - Thermostatic valve :
en
fr
- US1938283A - Internal combustion engine :
en
- US1938314A - Fountain pen :
en
- US1938366A - Combined steam and power plant :
en
- DE589269C - Bound books, in particular business books, with stapling in layers :
de
en
- DE589463C - Airtight door, especially for green feed storage :
de
en
- DE589105C - Wiper curved after a curve for round Dwight-Lloyd apparatus :
de
en
- CA337622A - Metallic container closing device :
en
fr
- US1938151A - Liquid dispenser :
en
- US1937524A - Process for manufacturing copper compounds and product :
en
- CA337570A - Condiment holder :
en
fr
- US1937768A - Railway braking apparatus :
en
- US1938077A - Cooling device for closed electrical motors, generators, or the like machines :
en
- FR756067A - Cinematographic film projection device :
en
fr
- CA337602A - Electric furnace alloy production :
en
fr
- US1938499A - Apparatus for electric welding :
en
- US1938356A - Chuck :
en
- US1938374A - Electron discharge device :
en
- US1938415A - Tong chain splicer :
en
- AU926832A - Knitted fabric and method of making thesame :
en
- CA337609A - Glassware manufacture :
en
fr
- US1938483A - Respiration apparatus :
en
- US1938429A - Metal frame for screens :
en
- CA337675A - Headlight lens :
en
fr
- US1937647A - Burial vault :
en
- US1937770A - Portable fabric steamer :
en
- US1938148A - Airplane with supporting surfaces of variable area :
en
- US1937912A - Electric lamp :
en
- US1938296A - Gas producer :
en
- US1937836A - Process of forming viscose products :
en
- US1937705A - Refrigeration :
en
- CA337687A - One piece arcuate tire cover :
en
fr
- US1937943A - Filter :
en
- US1937986A - Cheese bandage :
en
- GB402703A - Improvements in and relating to electric discharge devices :
en
- DE589300C - Balloon with two nested covers :
de
en
- US1938554A - Face lifting and treating method and device :
en
- US1938309A - Electrical outlet or switch :
en
- US1938541A - Rear view mirror mounting :
en
- US1937713A - Heat transfer apparatus :
en
- GB402749A - Improvements in or relating to the production of ethylene oxide, particularly for the preparation of ethylene-glycol and of its derivatives :
en
- GB402725A - Improvements in or relating to refrigerating apparatus :
en
- DE589540C - Adjustable shoe last :
de
en
- DE526476C - Utilization of nitrogen oxide from nitrosyl chloride :
de
en
- US1937843A - Supporting means for insulating materials :
en
- US1938468A - Process of preparing shellac-like resins from agatho-copal resins :
en
- US1938270A - Internal combustion engine :
en
- US1938461A - Method for preparing anhydrous iron chlorides :
en
- DE589557C - Disc roller grate :
de
en
- FR756086A - Method and device for regulating the current flow, in particular in diesel-electric vehicles :
en
fr
- FR756210A - Device for cutting tiles simultaneously on both sides of them :
en
fr
- GB402721A - Improvements in horns :
en
- US1938474A - Floating corner bead :
en
- US1938498A - Wheel spring device :
en
- FR756159A - Rotary anode discharge tube :
en
fr
- FR756230A - Apparatus for producing a depression on the skin :
en
fr
- US1938319A - Means for controlling gear shifting mechanism :
en
- DE555141C - Device for moving liquid metals :
de
en
- FR756121A - Improvement in packaging of pharmaceutical, chemical and similar products :
en
fr
- GB402731A - Improvements in condenser systems :
en
- DE585065C - Method and apparatus for obtaining anhydrous methyl alcohol in addition to anhydrous ethyl alcohol :
de
en
- FR756254A - Cigarette Making Machine Improvements :
en
fr
- FR756335A - Method for raising concrete parapet elements, and suitable element for carrying out this method :
en
fr
- US1937844A - Photographic developer and method of developing :
en
- GB402597A - Improvements in or relating to the winding handles of fishing reels :
en
- GB402463A - Piston-rings :
en
- DE578084C - Device for transferring values between several office machines :
de
en
- FR756311A - Extinguishing chamber for high power alternating current switches :
en
fr
- DE589335C - Sliding buffer stop :
de
en
- FR756437A - screen for fixed or cinematographic projections giving the viewer the impression of relief :
en
fr
- CY37A - Improvements in or relating to aerating machines :
en
- FR756296A - Tank system and rigid tank made of lead or other soft metal and its manufacturing process :
en
fr
- GB402713A - Improvements in and relating to oil fuel burners :
en
- FR756339A - Further development of balances using the triple rectilinear alignment charts :
en
fr
- GB402505A - Improvements in the manufacture and production of anthraquinone derivatives :
en
- GB402659A - Improvements in and relating to cigarette or cigar cases :
en
- FR756034A - Improvements to shock-absorbing mechanisms for typewriters :
en
fr
- GB402770A - Improvements relating to processes for the separation or purification of salts, saltsolutions and other solutions :
en
- DE589186C - Fully automatic machine for cutting stacks of paper into strips :
de
en
- DE589430C - Method of mixing pulpy substances :
de
en
- DE589216C - Connecting and tensioning clamp for overhead cables, especially for steel-aluminum cables :
de
en
- GB402639A - Improvements relating to locomotive fireboxes :
en
- GB402450A - Apparatus for the production of artificial filaments and like products :
en
- GB402661A - Ice baskets for pails for cooling bottles and like vessels :
en
- GB402691A - Improvements in and relating to high tension discharge vessels :
en
- FR756284A - Adjusting device for the raking cylinder in rakes, windrows and tedders :
en
fr
- GB402551A - Improvements in and relating to welding apparatus :
en
- DE589526C - Device for the ignition of mercury vapor rectifiers using cathode mercury sprayed against a fixed anode by means of an electromagnetically controlled displacement body :
de
en
- GB402555A - Metallic casing for electrical wiring :
en
- FR756200A - Machine tool control :
en
fr
- GB402539A - Improvements relating to refill writing instruments adaptable for weighing purposes :
en
- FR756222A - Tubular heater, more particularly for supplying internal combustion engines :
en
fr
- GB402708A - Improved arrangements for controlling motors in electric traction systems with rheostaic braking :
en
- GB402638A - Improvements in or relating to valves for the bladders of footballs and other inflatable articles :
en
- US1937640A - Means for preventing bias in telegraph systems :
en
- US1937760A - Flaw detector car :
en
- US1937787A - Tennis or squash racket :
en
- US1938086A - Production of valuable hydrocarbons :
en
- CA337615A - Decantation apparatus :
en
fr
- DE589165C - Display device :
de
en
- DE589197C - Device for reducing the starting current of three-phase motors, especially squirrel cage motors :
de
en
- US1938274A - Internal combustion engine :
en
- FR756183A - Improvements relating to shock absorbers for automobiles :
en
fr
- US1937567A - Paste dispenser :
en
- AU1027732A - Improvements in or relating to knitted fabrics, to methods of knitting and to warp-thread feeding means for use in knitting :
en
- DE589564C - Copy pad :
de
en
- FR756072A - Improvements to aircraft floats :
en
fr
- GB402663A - Improvements in teat cups for milking machines :
en
- GB402673A - Improvements in or relating to sifting or bolting machines for flour and other granular or pulverulent material :
en
- GB402813A - Improved method of rivetting and an improved rivet for use with the method :
en
- GB402678A - Improvements in or relating to footwear :
en
- US1937833A - Wheel and rim holder for automobiles :
en
- US1937777A - Lock :
en
- US1937807A - Composite article and method of making the same :
en
- US1938564A - Means for printing, impressing, or embossing upon sheet or strip material :
en
- US1937896A - Pneumatic spring and a manner of applying same :
en
- US1938106A - Carbon paper container and actuating mechanism :
en
- US1938206A - Bracelet :
en
- DK48091C - Automatic Firearm with short Return of the Pipe. :
da
en
- CA337683A - Earth moving device :
en
fr
- CA337734A - Textile material production :
en
fr
- US1937951A - Blast furnace charging system :
en
- US1937539A - Carrier rod stop control arm for full fashioned knitting machines :
en
- US1937639A - Process of making zinc sulphide pigment :
en
- US1938542A - Liquid and other hydrocarbon and derivative thereof by the destructive hydrogenationof carbonaceous materials :
en
- US1938071A - Control system for hoisting apparatus :
en
- GB402500A - Improvements in or relating to the cleaning, and feeding of metal strips to rolls ofrolling mills :
en
- US1938411A - Frequency control apparatus :
en
- GB402484A - Improvements in ink ribbon mechanism :
en
- US1938420A - Apparatus for making dipped rubber goods :
en
- CA337575A - Button making machine :
en
fr
- US1938159A - Holder and sterilizer for hair clippers :
en
- US1938562A - Means for stringing tennis rackets :
en
- US1938055A - Isatine compound :
en
- FR756118A - Armchair-library furniture :
en
fr
- FR756145A - Machine for making reinforcing bars :
en
fr
- US1938448A - Manifold bill book :
en
- US1938292A - Operator for soap dispensers :
en
- US1937858A - Method of making index strips :
en
- US1938329A - Pumping means :
en
- US1938413A - Closure for collapsible containers :
en
- US1937848A - Lock for nuts :
en
- DE589338C - Circuit arrangement for amplifier tubes heated with alternating current :
de
en
- FR756111A - Improvements to furnaces of boilers, ovens or others :
en
fr
- US1937526A - Pulp screen :
en
- US1938259A - Telephone dial lock :
en
- US1938365A - Geared turbine installation :
en
- US1938535A - Method of and apparatus for electrical prospecting :
en
- FR756348A - Coating for walls or other walls and apparatus for the manufacture of this coating :
en
fr
- US1937994A - Card table :
en
- US1938141A - Portable electric refrigerator and casing therefor :
en
- DE589239C - Spark plug cooling :
de
en
- DE589157C - Closed channel for metal furnaces to introduce additives into the flowing metal :
de
en
- US1938375A - Belt fastening construction and method of making belt connections :
en
- FR756133A - Rotary machine :
en
fr
- FR756431A - Nail :
en
fr
- FR756444A - Carrying box for pneumatic tube transport systems :
en
fr
- AU928132A - Improvements in or relating to electric discharge tubes :
en
- GB402459A - Improvements in and relating to automatic exchanging apparatus for tokens, staffs and the like :
en
- US1938082A - Radio transmitter device :
en
- FR756212A - Authentic pouring cap :
en
fr
- FR756407A - System for converting a carburetor for light hydrocarbons into a carburetor operating either on light hydrocarbons or on heavy hydrocarbons :
en
fr
- CA337646A - Angle cock device :
en
fr
- DE589169C - Knife protection for meat wolves :
de
en
- GB402634A - Improved means for anchoring the bladders of foot-and like game-balls within their casing :
en
- DE589236C - Process for the production of moldings from condensation products of a protein-like nature :
de
en
- GB402527A - Improvements in or relating to hot water bottles :
en
- FR756084A - Manufacturing process of tubes for heat exchangers :
en
fr
- FR756030A - Method and apparatus for the manufacture of upholstery articles :
en
fr
- FR756306A - Packaging for cigarettes or other items :
en
fr
- US1938301A - Printing apparatus blanket and method of making same :
en
- GB402789A - Improvements in washing boilers and similar apparatus :
en
- FR756395A - Machine for grinding toothed wheels :
en
fr
- GB402627A - Improvements in and relating to sliding windows of vehicles :
en
- US1937511A - Shock absorber for vehicles :
en
- US1938167A - Heat motor :
en
- FR756426A - Improvements in photographic copying processes and products used in this process :
en
fr
- FR756359A - Machine for mounting on shoe form :
en
fr
- GB402760A - Improvements in and relating to electric motor control :
en
- DE589315C - Hearing safety switch for large currents :
de
en
- GB402636A - Generator for producing relaxation oscillations of controllable frequency :
en
- GB402606A - Machine for fixing press-button matrices or eyelets :
en
- DE589513C - Method for avoiding volume fluctuations in colored sound-image films :
de
en
- DE589283C - Coreless induction furnace for operation with three-phase current :
de
en
- DE589196C - Device for the magnetic transmission of movements :
de
en
- GB403080A - Improvements in and relating to feed-water heaters of the contact type :
en
- FR756079A - Mounting an engine on a frame, especially in agricultural machinery :
en
fr
- GB402654A - Improvements in or relating to mops for use with wringer appliances :
en
- DE589501C - Device for turning upside down cigarettes and similar objects :
de
en
- DE583551C - Device for cleaning substances suspended in liquids, especially paper stock, cellulose and the like. a. :
de
en
- CA337718A - Telephone call distributing system :
en
fr
- US1937562A - Toasting apparatus :
en
- US1938534A - Method of and apparatus for electrical prospecting :
en
- US1937700A - Elastic bracelet chain :
en
- US1938437A - Collapsible pressure ring :
en
- AU1032932A - Improvements in hat moulding machines :
en
- CA337720A - Start-stop telegraph system :
en
fr
- DE589425C - Auxiliary braking device, in particular for motor vehicles :
de
en
- US1938149A - Antirattler for window sashes :
en
- US1938543A - Method of making paper :
en
- FR756015A - Stackable cabinet :
en
fr
- FR756417A - Tail light for automobiles :
en
fr
- GB402477A - Improvements in or relating to printing machines :
en
- US1937782A - Lubricating oil :
en
- US1938513A - Process for working up naphthenic acid soap-containing oily residues :
en
- US1937925A - Portable conveyer :
en
- USD91140S - Design fob a clock case ob similae :
en
- USD91141S - Design fob a textile fabric ob the :
en
- US1937580A - Gas making apparatus :
en
- US1938500A - Hammer mill :
en
- CA337705A - Chemical reaction system :
en
fr
- US1937842A - Static grounder for tank trucks :
en
- DE589095C - Mobile steam perm device :
de
en
- DE589407C - Device for gas volumetry, in particular for determining the urea content in blood serum :
de
en
- GB402635A - Improvements in magneto-electric ignition machines :
en
- US1937637A - Process of treating lead sulphide ores :
en
- DE589205C - Switching device for a dog clutch, especially for motor vehicles :
de
en
- US1937753A - System for supplying current to vacuum tubes :
en
- US1938064A - Apparatus for cleaning waste pipes :
en
- US1937794A - Apparatus for treating fibrous material :
en
- FR756087A - Improvements relating to vehicle wheels :
en
fr
- USD91132S - Design for a combination smoker s :
en
- USD91150S - Design for a golf tee :
en
- US1938253A - Addition products of the pyeidine :
en
- US1938108A - Sawmill :
en
- CA337714A - Ceramic ink :
en
fr
- US1938013A - Incinerator :
en
- US1938447A - Method and apparatus for making manifold forms :
en
- US1938458A - Chamber closure for orifice fittings :
en
- US1937731A - Insulator :
en
- CA337696A - Draft gear :
en
fr
- DE589317C - High-performance fuse in which the deionization of the arc path in the fuse tube takes place through fresh air flowing in from the outside :
de
en
- DE589466C - Device for transfer printing of mirror writing matrices :
de
en
- US1937634A - Process of treating zinc ores :
en
- US1937607A - Apparatus for remote control of prime movers :
en
- US1937645A - Push drill :
en
- US1937815A - Evening and grading machine :
en
- US1937538A - Tube :
en
- US1938010A - Noncorroding battery terminal :
en
- US1938016A - Coal saving spark-catcher :
en
- US1938174A - Dispensing apparatus :
en
- FR756399A - Manufacturing process :
en
fr
- GB402530A - An automatic guard for rotary cutters, particularly such as are used on milling machines :
en
- GB402646A - Improvements in and connected with light weight metal containers :
en
- DE589041C - Space heater for connection to stoves :
de
en
- DE589180C - Pre-chamber diesel engine :
de
en
- US1938183A - Dog starting apparatus :
en
- GB402497A - Improvements relating to the soldering of aluminium :
en
- GB402591A - Improvements in or relating to mechanically operated folding doors :
en
- DE589458C - Embossing device for cylindrical bodies, especially dental drill shafts :
de
en
- US1938039A - Electric fitting :
en
- US1938081A - Manufacture of yeast :
en
- US1938438A - Contact finger :
en
- US1938065A - Microray vacuum tube :
en
- DE589245C - Reinforcement of door and window cutouts on ships :
de
en
- DE589408C - Grain depositing device for grass cutter :
de
en
- US1938040A - Magneto rotor :
en
- FR756155A - Improvements to pressurized fluid brake devices :
en
fr
- FR756318A - Method and device for manufacturing a new openwork knit for circular stockings :
en
fr
- GB402629A - Improvements in or relating to television systems :
en
- GB402724A - Covering for the working surfaces of pointing, peeling or brushing machines :
en
- FR756014A - Electric circuit breaker with compressed gas blowing in which the arc is at atmospheric pressure :
en
fr
- FR756229A - Process for the preparation of aromatic alcohols :
en
fr
- US1937685A - Doorcheck :
en
- US1937971A - Automatic clutch :
en
- US1938147A - Dispensing device for granular material in sealed cans or containers :
en
- CA337580A - Concrete pavement joint :
en
fr
- CA337636A - Laminated material production :
en
fr
- FR756319A - Winding device for the production of cylindrical or conical crossed coils :
en
fr
- FR756398A - Ink roller control for platen presses, in which the ink rollers circulate around the printing plate :
en
fr
- GB402542A - Improvements in inking rollers for printing machines :
en
- GB402715A - Improvements in wringer cabinets :
en
- DE589265C - High-speed planing machine with hydraulic drive :
de
en
- CA337577A - Journal box mounting :
en
fr
- US1938126A - Barrel hoisting and display rack :
en
- US1938310A - Spindle drive for machine tools :
en
- GB402587A - Improvements in or relating to electrically-driven pumping mechanism :
en
- US1937555A - Expansion device :
en
- US1937972A - Fly rod, fish-line guide :
en
- US1938529A - Nut lock :
en
- US1938553A - Composition of matter :
en
- DE589174C - Protection circuit for two parallel lines :
de
en
- CA337716A - Telephone exchange system :
en
fr
- US1937728A - Catalyst :
en
- US1937746A - Mercury switch :
en
- US1938403A - Fuel pump :
en
- US1938351A - Waterproof insulating board :
en
- US1938370A - Stocking and display fixture :
en
- US1937872A - Recovery of gasoline from natural gas :
en
- US1938184A - Regenerative photo-electric cell :
en
- US1938486A - Portable derailer :
en
- US1938035A - Adjustable pipe coupling :
en
- FR756032A - Apparatus for creating color schemes :
en
fr
- GB402492A - Improvements in ink-ribbon mechanism :
en
- FR756007A - Carburetor improvements :
en
fr
- DE589447C - Composable grille for counters :
de
en
- FR756057A - Safety locking device for landing or other doors :
en
fr
- GB402584A - Improvements in or relating to snow clearing devices for attachment to road vehicles :
en
- GB402652A - Improvements in thread covering machines :
en
- US1937702A - Brake drum :
en
- US1938181A - Dispensing container :
en
- US1938467A - Circuit breaker :
en
- FR756196A - Arrangement of blades in centrifugal machines with radial admission :
en
fr
- FR756361A - Powder box :
en
fr
- GB402489A - Improvements in and relating to the manufacture of pressed steel junction boxes of all types used in connection with electrical wirings in conduit :
en
- CA337598A - Colour photography :
en
fr
- US1937711A - Method of making topographical maps :
en
- US1937809A - Refrigerating machine :
en
- US1938422A - Means for producing proofs from the cast lines of type-bar casting machines :
en
- FR756234A - Loom :
en
fr
- US1938104A - Conveyer system :
en
- US1938208A - Thermionic tube power converter :
en
- FR756039A - Arrangement for setting synchronism in transmitter and receiver systems for the transmission of telegraph signals according to the start-stop process :
en
fr
- US1937959A - Process of cracking hydrocarbon oils :
en
- FR756443A - Mechanism for controlling the speed of motors by means of fluid pressure :
en
fr
- FR756028A - Manufacturing process of cylindrical screws in metal wire of very small diameter, by means of very fine metal wires :
en
fr
- GB402707A - Improvements relating to pneumatic drying devices :
en
- DE589282C - Vibrating electrical rectifier :
de
en
- DE589418C - Gear pump, especially for pumping cellulose solutions :
de
en
- FR756434A - Consistent honey and means of obtaining it :
en
fr
- GB402737A - Manufacture of negative copies :
en
- US1937785A - Wireless communication apparatus :
en
- DK48094C - Device by Matchboxes for Difficulty of their Opening. :
da
en
- FR756172A - Improvement in fluid distribution systems :
en
fr
- GB402493A - Improvements in ink-ribbon mechanism :
en
- US1937616A - Railway car underframe :
en
- US1937644A - Flexible mandrel :
en
- US1937919A - Recorded accompaniment for musical compositions :
en
- FR756098A - Improvements to electrical circuit breakers :
en
fr
- FR756245A - Improvements made to the connections of several subscriber stations connected to a common line :
en
fr
- GB402686A - Improvements in or relating to chill moulds :
en
- DE589208C - Traffic signal device with a pointer rotatable about its center point :
de
en
- DE589471C - Light-sensitive material containing diazo compounds and azo components, developable by ammonia vapors :
de
en
- FR756127A - Intrauterine pessary with valve closure :
en
fr
- FR756264A - Improvements to vending machines :
en
fr
- FR756364A - Copper sulphate manufacturing process :
en
fr
- FR756236A - Vibrating membrane for sound devices, musical instruments, etc. :
en
fr
- GB402642A - Improvements in or relating to roofs of buildings :
en
- FR756279A - Improvements to machines for pressing soles on shoes :
en
fr
- FR756202A - Method and apparatus for the manufacture of shotguns :
en
fr
- DE589099C - Low pressure pressure cooker closure :
de
en
- US1937751A - Colored stencil and method of making same :
en
- FR756074A - Assembly of wooden elements for garden furniture and other objects composed of wooden elements :
en
fr
- FR756410A - Improvement in automatic starting mechanisms :
en
fr
- FR756120A - Improvements made to switchgear panels, in particular those for electrical devices :
en
fr
- FR756428A - Improvements to pants racks :
en
fr
- FR756103A - Time memorandum with mechanical signals :
en
fr
- GB402588A - Process for the production of mullite :
en
- FR756198A - Electric discharge tube :
en
fr
- CA337620A - Conveyor for drying plants :
en
fr
- DE589578C - Device for sorting, cleaning or sifting grain and other substances :
de
en
- CA337661A - Electromagnetic testing method for metal sheets :
en
fr
- US1937559A - Cable for transmitting high frequency electrical energy :
en
- FR756185A - Shock absorbers for automobiles :
en
fr
- US1937682A - Method of producing hydrogen peroxide :
en
- US1937899A - Training panties :
en
- US1937695A - Electric control system :
en
- GB402694A - Improvements in centrifugal metal casting machines :
en
- US1938240A - Folding chair bed :
en
- US1938530A - Cutter pick unit :
en
- GB402540A - Improvements in or relating to twin sole-laying presses :
en
- US1938004A - Photo-electric analyzer apparatus :
en
- US1937638A - Process of treating zinc ores :
en
- US1937813A - Preservative compound and method of producing the same :
en
- US1938044A - Process of preparing esters of the carbohydrates :
en
- US1938480A - Polishing device :
en
- DE589474C - Device for driving routes in underground pits :
de
en
- DE589421C - Machine gun stand with a bracket supporting a swiveling rotating arm :
de
en
- FR756442A - Welding tool :
en
fr
- GB402488A - Improvements in shelf and like racks :
en
- FR756150A - Advanced Acidylation Process :
en
fr
- GB402502A - Improvements in balancing arrangements for the distributor valve faces of hydraulic motors and pumps :
en
- CA337660A - Record sheet holder :
en
fr
- US1937575A - Latent print lifting means :
en
- US1937796A - Attenuating and selecting circuts :
en
- CA337635A - Thermionic cathode :
en
fr
- DE589119C - Conveyor device with auger for dusty goods :
de
en
- DE589247C - Hand grinder :
de
en
- CA337732A - Textile material production :
en
fr
- US1937618A - Mine car :
en
- US1937694A - Extraction apparatus :
en
- US1937778A - Latch :
en
- US1937927A - Manufacture of molded inlaid linoleum :
en
- US1938002A - Illuminating appliance :
en
- US1938017A - Wire conveyer belt :
en
- US1938153A - Tie-rod for concrete construction :
en
- US1938477A - Safety razor :
en
- US1938548A - Machine table extension :
en
- GB403077A - Improvements relating to processes for the preparation, separation or purification of salts or salt solutions :
en
- DE589233C - Device for leaching substances :
de
en
- FR756323A - Multistage twisting machine :
en
fr
- GB402602A - Improvements in or relating to the induction and lubrication systems of an internal combustion engine :
en
- US1938015A - Imitation rubber and process of manufacturing the same :
en
- US1938020A - Control head and blow-out preventer :
en
- US1937684A - Electric washing machine :
en
- US1937599A - Apparatus for waving hair :
en
- US1938096A - Tube forming machine :
en
- US1938175A - Manufacture of alkyl hypohalites :
en
- US1937556A - Mine car :
en
- DE589238C - Fixing device for trellises on flowerpots :
de
en
- FR756097A - Apparatus for cooling and storing milk and other materials :
en
fr
- CA337713A - Electric heating element :
en
fr
- US1937944A - Manufacture of sulphites :
en
- US1937987A - Container :
en
- US1938293A - Wire belt :
en
- US1938508A - Switch gear installation :
en
- DE589388C - Completely encapsulated cooling machine :
de
en
- US1937706A - Seal for vitreous articles :
en
- US1937736A - Indirectly heated cathode :
en
- US1937832A - Deodorization of carbon dioxide :
en
- US1938453A - Manufacture of aliphatic alcohols :
en
- CA337708A - Lehr stacker :
en
fr
- DE589255C - Process for the production of lignin raw material for the production of active or hard coal by acid hydrolysis of wood :
de
en
- GB606874A - Improvements in and relating to gun mountings for aircraft and other vehicles :
en
- US1937542A - High-power electron generating device :
en
- US1937670A - Door holding device :
en
- US1937717A - Cable fitting :
en
- US1938302A - Dishwashing machine :
en
- US1937503A - Variable speed transmission :
en
- US1938114A - Typewriter :
en
- US1938144A - Comb-cleaner :
en
- DE589194C - Anchoring and connecting clamp for electrical overhead lines :
de
en
- DE589211C - Device for attaching security labels to bottles with a wire clip :
de
en
- DE589352C - Circuit for two-motor gripper drives :
de
en
- AU1035732A - Improvements relating to refrigeration :
en
- GB402573A - Improvements to cycle handlebars :
en
- FR756308A - Tissue enhancements :
en
fr
- DK48118C - Insulated Power supply device for control grilles in metal vapor valves. :
da
en
- FR756385A - Automatic coupling of railway trains :
en
fr
- GB402774A - Improvements in or relating to the manufacture of safety glass :
en
- US1937642A - Metal cap or closure for receptacles :
en
- US1937678A - Insole :
en
- US1937963A - Production of aralkylaryl carboxylic acid :
en
- US1938470A - Gas or electric cooking apparatus :
en
- FR756302A - Automatic gun :
en
fr
- CA337704A - Knitting machine :
en
fr
- US1938456A - Gum inhibiting treatment of cracked petroleum distillates :
en
- US1937561A - Method of making waterproof heat insulating tape :
en
- GB402740A - Improvements in or relating to clutches :
en
- GB402771A - Improvements relating to hoisting apparatus for use in stacking hay or for other purposes :
en
- FR756218A - Improvements in creped materials and in processes and apparatus for obtaining materials of this kind :
en
fr
- DE589219C - Device for bringing about an overlap of the anode currents in six- and twelve-phase rectifier systems :
de
en
- US1938024A - Roof structure :
en
- US1938158A - Battery carrier :
en
- US1938430A - Bottle :
en
- GB402479A - Improvements in or relating to the adsorption of gases or vapors :
en
- DK48120C - Barrel carrier. :
da
en
- US1938339A - Lock construction :
en
- US1938385A - Humidor :
en
- US1938400A - Film drier :
en
- GB402611A - Improvements in methods and apparatus for the transformation of molten material into the form of solid round bodies :
en
- GB402739A - Improvements in or relating to gas cocks :
en
- GB402790A - Improvements in apparatus for rocking shafts :
en
- DE589168C - Spouts for tapping vessels :
de
en
- DE589380C - Protective circuit for eliminating faults due to double earth faults in three-phase networks by giving preference to one phase :
de
en
- DE589506C - Bucket chain high excavator with articulated ladder for the separate extraction of two layers of earth lying one above the other :
de
en
- FR756191A - DC electric machine with series excitation :
en
fr
- DE589156C - High-voltage capacitor for high loads with a mechanically resistant, homogeneous dielectric that forms the supporting body of the capacitor :
de
en
- US1937949A - Means for lubricating tool-holding rests for machine tools :
en
- US1938014A - Green dyestuffs of the diphenylnaphthylmethane series :
en
- DE589230C - Single-core cable coupling :
de
en
- CA337623A - Metallic containing closure device :
en
fr
- FR756170A - Frame for superimposed metal drums or tanks :
en
fr
- FR756165A - Freezing water aeration device :
en
fr
- GB402710A - Process for ornamenting surfaces :
en
- GB402435A - Improvements in pneumatic power hammers :
en
- GB402537A - Improvements in illuminated signs, advertisements, indicators and the like :
en
- GB402643A - An improved container or case for dry cell electric batteries :
en
- FR756334A - Device for successively placing disc-shaped objects in the field :
en
fr
- GB402468A - Improvements in and relating to automatic means for delivering container lids and the like in uniform succession :
en
- GB402689A - Improvements in or relating to electric insulators :
en
- FR756154A - Method and devices for weaving :
en
fr
- DE589348C - Process for the production of azo dyes :
de
en
- US1937767A - Wire tensioning and tying machine :
en
- US1937960A - Paper towel dispenser :
en
- US1937532A - Combined road and rail truck :
en
- US1937571A - Vertically adjustable bracket and curtain rod support :
en
- CA337626A - Fluid proportioning apparatus :
en
fr
- DE589492C - Vehicle engine set, consisting of an internal combustion engine with a traffic compressor and a compressed air system that is directly coupled to it and includes an additional compressor and a compressed air motor :
de
en
- DE589532C - Switching device for photocells :
de
en
- FR756449A - Improvements to the control of the packing shaft in the binders :
en
fr
- GB402465A - Improvements in or relating to lampshades :
en
- US1938060A - Process for the treatment of fibrous plants for the recovery of the fibers thereof :
en
- DE589268C - Device for measuring webs of fabric :
de
en
- US1937880A - Frame and connecting parts for tetrabedral kites :
en
- DE589371C - Spinning top toy :
de
en
- DE589360C - Safety lock for cock picks :
de
en
- DE589356C - Grafting tool :
de
en
- US1937975A - Can puncturing device :
en
- US1938187A - Heat regulator :
en
- US1938211A - Thermionic vapor tube :
en
- DE589340C - Single-layer waveguide made of double-T-shaped profile wires and flat intermediate wires :
de
en
- FR756416A - Curtain rod brackets :
en
fr
- DE589301C - plane :
de
en
- DK48117C - Device by Cheese Molds. :
da
en
- US1937905A - Fruit pitter :
en
- US1938125A - Retort for the distillation of coal :
en
- US1938443A - Engine governor :
en
- US1938531A - Adjustable guide for paper plates of typewriters :
en
- US1938238A - Elevator control system :
en
- US1938526A - Totalizator counting and displaying arrangement :
en
- CA337631A - Luminous tube light :
en
fr
- DK48100C - Detachable Button. :
da
en
- FR756091A - Removable stretcher :
en
fr
- GB402577A - Improvements in and connected with windows :
en
- DE589341C - Electrical insulating body for high frequency purposes :
de
en
- DE589559C - Method and machine for the production of electrically welded wire mesh :
de
en
- US1938452A - Container for garbage receptacles :
en
- US1937680A - Moldable material :
en
- US1938408A - Switch operating mechanism :
en
- CA337702A - Paper towel :
en
fr
- DE589154C - Device for power limitation in a coupling line :
de
en
- DE589175C - Process for falling out and rendering tanning and non-tanning substances in animal hide and leather insoluble :
de
en
- GB402709A - Improved arrangements for controlling motors in electric traction systems :
en
- DE589178C - Three-phase brake generator, in particular pendulum machine, for measuring the power of prime movers :
de
en
- DE589189C - Track brake :
de
en
- US1938300A - Floor polishing machine :
en
- USD91143S - Design for an electric socket :
en
- DE589314C - Process for soldering the pole arresters to galvanic elements in a continuous, automatic process :
de
en
- FR756355A - Rearview mirror for motorcycles :
en
fr
- US1937643A - Carton :
en
- US1937651A - Flash light switch :
en
- US1938022A - Tanning agent :
en
- US1938290A - Photomechanical printing :
en
- US1938295A - Indicating apparatus for cash :
en
- FR756140A - Training in camping tents :
en
fr
- DE589332C - Device for rolling up sheet metal strips :
de
en
- DK48107C - Device at Rystesold. :
da
en
- US1938204A - Shoe :
en
- US1938224A - Liquid sampling device :
en
- USD91158S - Design for an electric light shade :
en
- US1937596A - Tail wheel assembly for aircraft :
en
- USD91134S - Design for a bottle opener :
en
- FR756455A - :
fr
- DE589293C - Ignition for internal combustion engines :
de
en
- DE589465C - Process for the production of hollow bodies with weld seam for high pressures :
de
en
- US1938518A - Gas producer fuel support :
en
- US1938362A - Grate frame :
en
- USD91156S - Design fob an electric light shade :
en
- US1938052A - Nursing bottle :
en
- CA337572A - Moth excluding device :
en
fr
- DE589391C - Transportable test and control device for measuring devices connected to live systems, in particular counters connected via converters, for checking the correct switching and operation of the measuring device as well as for recalibrating the measuring devices :
de
en
- GB402655A - Improvements in or relating to pulverising apparatus :
en
- US1937946A - Treatment of hydrocarbon oils :
en
- FR756363A - Body protection device :
en
fr
- GB402487A - Improvements in machines for cleaning and separating vegetables :
en
- US1937502A - Device for securing a member on a cylindrical shaft :
en
- DE589241C - Equipment and process for the continuous production of pulp :
de
en
- FR756162A - Loom Flange System :
en
fr
- FR756438A - Improvements in the manufacture of threads, cords, bands and the like, rubber bands :
en
fr
- DE589412C - Hollow gas turbine blades connected to one another by a connecting duct :
de
en
- CA337665A - Variable transmission :
en
fr
- CA337610A - Sausage supporting bar :
en
fr
- FR756322A - Device for the remote control of changes and signals, and for the traffic control of a railway line :
en
fr
- FR756078A - Closure device for aircraft hangars and other applications :
en
fr
- GB402499A - Improvements in or relating to internal combustion engines :
en
- GB402736A - Golf balls and method of making same :
en
- GB402797A - Improvements in and relating to indicating devices :
en
- US1938136A - Vacuum tube electrometer :
en
- US1938186A - Combined wax paper holder and play toy :
en
- US1938195A - Power brake mechanism :
en
- CA337582A - Nail making apparatus :
en
fr
- CA337596A - Telephone ticket despatch tube :
en
fr
- CA337709A - Steam generator :
en
fr
- DE589284C - Process for the refining of vegetable and animal oils, fats and waxes :
de
en
- US1937952A - Ventilator :
en
- USD91162S - Design for an electric light shade :
en
- GB402586A - Improvements in or relating to electric discharge tubes employing heated electrodes :
en
- GB402808A - Improvements in or relating to spring overlay mattresses :
en
- US1937906A - Window regulator :
en
- FR756402A - Electric motor tool :
en
fr
- DE589379C - Protection device against overcurrents in an electrical distribution network :
de
en
- US1937586A - Hedge trimmer and the like :
en
- US1938512A - Process for the manufacture of salts of organic acids from albuminoids and the like :
en
- US1938521A - Sharpening device for edged tools :
en
- DE589370C - Device for the automatic control of toy vehicles :
de
en
- FR756095A - Process for obtaining particular light effects on images, photographs, or any polychrome subjects, placed under glass :
en
fr
- GB402590A - Improvements in and relating to machines for feeding plastic material, such as dough, through dies or like apertures :
en
- US1937590A - Carpet sweeper case :
en
- GB403075A - Improvements in the removal of water from lower aliphatic acids and anhydrides and from other organic liquids :
en
- FR756547A - :
fr
- US1938145A - Merchandise wrapper :
en
- US1938445A - Measuring device for textiles and the like :
en
- US1938466A - Display rack :
en
- FR756037A - Improvements to the processes of concentration of phosphate materials :
en
fr
- FR756253A - Camera for multi-color photography :
en
fr
- GB402438A - Improvements in or relating to the production of ethylene oxide, particularly for the preparation of ethylene-glycol and of its derivatives :
en
- FR756058A - Connection relay between several compressed gas cylinders with semi-floating valves :
en
fr
- GB402531A - Improvements in lace made upon lace curtain machines and the methods of making same :
en
- FR756396A - Method and device for washing crevices and recesses in buildings and in the ground :
en
fr
- DE589374C - Means for polishing, honing and grinding objects of great hardness, especially hard alloys :
de
en
- DE589426C - Manufacture of axially perpendicular grinding wheels attached to a carrier :
de
en
- FR756101A - Device for the use of heavy oils as fuel for engines :
en
fr
- FR756333A - Roller bearing :
en
fr
- GB402625A - Lifting jack apparatus for vehicles :
en
- US1937674A - Cap retainer for collapsible tubes and the like :
en
- FR756508A - Automotive coin-operated telephone :
en
fr
- US1937799A - Rim and spoke attachment and method of making same :
en
- US1938215A - Wall structure :
en
- US1938359A - Printer's quoin chase :
en
- FR756316A - Device for the operation of rectifiers or the like controlled by grid :
en
fr
- DE589286C - Permanent hair waving device for flat winding :
de
en
- US1938273A - Internal combustion engine :
en
- US1938328A - Conversion of hydrocarbons having a high boiling-point into hydrocarbons having a lower boilingpoint by destructive hydrogenation :
en
- US1937533A - Synthetic resin and method of producing same :
en
- US1938219A - Means for dividing substances in liquid state into drops :
en
- US1938286A - Joint for pipe, tubes, and the like :
en
- FR756248A - Improvements in the refining of mineral oils and the preparation of lubricating oils :
en
fr
- US1937529A - Electric clock :
en
- US1938266A - Fishing spoon :
en
- FR756082A - Radio receiver :
en
fr
- DE589181C - Mold for hollow objects made of chocolate :
de
en
- DE589462C - Tobacco spreader for cigarette machines :
de
en
- FR756289A - Heat vehicle for high temperatures :
en
fr
- FR756049A - Perfected Hourdis and its Applications :
en
fr
- FR756224A - Machine to impregnate fabrics off, moving the fabric alternately in both directions :
en
fr
- DE589484C - Process for the preparation of easily soluble ester salts of leukokuepen dyes :
de
en
- FR756112A - Metal plate for sharpening blades :
en
fr
- GB402603A - Improvements in or relating to injection devices for internal combustion engines :
en
- FR756149A - Improvements in the manufacture of artificial products :
en
fr
- US1938154A - Flat hosiery frame :
en
- FR756113A - Beer jug with automatic pouring device :
en
fr
- FR756326A - Thread grinding machine play-taking device :
en
fr
- US1938394A - Method of and apparatus for cutting laminated material :
en
- US1938528A - Adjustable bookholder :
en
- DE589386C - Valve for steam burner :
de
en
- GB402549A - Apparatus for the operation of a battery of horizontal chamber ovens for the production of coke and gas :
en
- US1937804A - Heat exchanger :
en
- DE589287C - Device for attaching soap to brushes by means of a resilient holder :
de
en
- FR756180A - Device for driving the tempering devices for tempering mechanical rockets with a clockwork movement, with an artillery projectile intended to be tempered by this device :
en
fr
- FR756241A - Airplane wheels fitted with profiling flanges :
en
fr
- GB402511A - Improvements in or relating to flashlight photography :
en
- IE13229L - Coating cellulosic with wax :
en
- GB402773A - Detector circuit for wireless reception :
en
- DE589547C - Device for switching tapping transformers without load interruption in connection with tap changers, load switches and voltage dividers :
de
en
- DE589203C - Lens shutter :
de
en
- DE589403C - Process and device for the production of magnesium by fused-salt electrolysis of magnesium chloride :
de
en
- DE589176C - Device for the production of tapes from gelatine, cellulose derivatives and the like. like :
de
en
- DE589158C - Collapsible reading and dining table :
de
en
- DE589546C - Device for holding synchronous motor generators in :
de
en
- FR756382A - Improvements to folding cars or the like :
en
fr
- GB402461A - Improvements relating to removable covers or roofs for vehicles :
en
- FR756096A - Waterfall system :
en
fr
- FR756147A - Compensating device for temperature variations for rotating ferraris systems :
en
fr
- FR756215A - Device for emptying condensed milk cans :
en
fr
- DE589163C - Process and device for the production of flaky sheets of suitable metal alloys for dental amalgams :
de
en
- DE589346C - Device for regulating the torque of induction counters with a three-pronged tension iron :
de
en
- GB402672A - Improvements in knitted stockings and mechanism and process for making the same :
en
- DK48119C - Billiards. :
da
en
- CA337678A - Starch conditioning mechanism :
en
fr
- DE575677C - Process for the partial dewatering of solutions of low molecular weight aliphatic monocarboxylic acids, especially acetic acid :
de
en
- DE589470C - Scales for luffing cranes :
de
en
- FR756137A - Dual ignition magneto :
en
fr
- GB402776A - Improvements in the manufacture and treatment of artificial textile materials :
en
- US1937690A - Apparatus for refrigeration :
en
- US1937697A - Friction transmission control device :
en
- US1937707A - Flexible bailer for wells :
en
- US1937758A - Sheet piling :
en
- CA337645A - Fluid pressure brake :
en
fr
- FR756298A - Tubular device for simultaneously mixing and transferring a heterogeneous liquid :
en
fr
- CA337682A - Cocoa package :
en
fr
- CA337651A - Mineral particle roasting apparatus :
en
fr
- US1937924A - Container and method of forming the same :
en
- GB402727A - Improvements in direction indicators for vehicles :
en
- DE589222C - Soap plate cooling machine in which the cooling plates are connected to one another by opposing chain links :
de
en
- US1938057A - Process for the production of alkali phosphates :
en
- FR756157A - Process for the preparation of 6-arylamino-2-hydroxy-naphthalene-3-carboxylic acids :
en
fr
- US1937668A - Carboy truck :
en
- US1938250A - Oil dipper for automatic lubricating boxes of bearings :
en
- US1938348A - Apparatus for starting liquid fuel burners :
en
- FR756328A - Improvement of the means of attaching a mirror to the head of a cyclist :
en
fr
- DE589389C - Household refrigerator operated by a cooling machine :
de
en
- FR756029A - Engraving and copying machine with pantograph device :
en
fr
- FR756116A - Device for deburring and making grooves in stoneware pipes :
en
fr
- FR756156A - Process for the preparation of naphthalene-1.4.5.8-tetracarboxylic acids :
en
fr
- DK48095C - Clothespin. :
da
en
- DK48109C - Ring lubrication device, especially for Railway vehicles. :
da
en
- FR756209A - Illuminated police plate for motor vehicles :
en
fr
- US1937993A - Molding apparatus :
en
- FR756268A - Improvements to hydraulically or liquid-controlled brakes :
en
fr
- DE589523C - Device for starting single-armature converters with impulse and run-up voltage using a rotary transformer :
de
en
- FR756422A - Process for preparing formed bodies, such as layers, fibers, films, plates, etc. :
en
fr
- US1937608A - Scaffolding :
en
- US1937895A - Animal weaner :
en
- DE589272C - Sand spreader with lowerable sand outlet :
de
en
- FR756332A - Automatic advance control ball regulator for combustion engines :
en
fr
- GB402509A - Linkage system for use on motor-vehicles :
en
- GB402506A - Improvements in or relating to mole-draining apparatus :
en
- GB402705A - Improvements in or relating to sponge rubber sealing strips :
en
- DE589390C - Compressed air braking device :
de
en
- DK48114C - Wheel doctor, intended for fastening by butt welding. :
da
en
- FR756356A - Fuel saving mechanism for internal combustion engines :
en
fr
- FR756371A - Method and device for continuously projecting sound films :
en
fr
- GB402714A - An improved plate planishing machine :
en
- DE566078C - Blowpipe with a barrel equipped with a front sight and rear sight, to which a curved pipe with a mouthpiece is attached :
de
en
- DE589277C - Insulated conductor :
de
en
- US1938405A - Relay :
en
- US1937499A - Punching machine :
en
- US1937623A - Furnace having sectionally supported side walls :
en
- US1938028A - Electrical coding and de-coding device :
en
- GB402457A - Improvements in or relating to steam superheater elements for use in locomotive and other smoke tube boilers :
en
- DE589151C - Automatic control of an electrical switching process with simultaneous regulation of its process speed :
de
en
- FR756075A - Capping process for vials and bottles :
en
fr
- FR756206A - Improvements to assembly screws for bed timber :
en
fr
- US1937761A - Roll-holding magazine :
en
- US1937829A - Air conditioner :
en
- FR756237A - Device for operating discharge tubes incorporating an incandescent cathode :
en
fr
- FR756309A - Looms and Knitting Looms :
en
fr
- GB402589A - Improvements in and relating to the operation of devices adapted to utilize the electrostatic attraction produced by the passage of electric current through the surfacesof contact between a semiconductor and a semiconductor or a conductor :
en
- CA337565A - Typewriter eraser device :
en
fr
- DE589324C - Square iron stove frame :
de
en
- FR756400A - Light signal :
en
fr
- US1938218A - Compressor valve :
en
- GB402546A - Improvements in, or relating to, electrical coupling-sockets and switch-sockets :
en
- US1937982A - Coupling :
en
- US1938524A - Holder for cigars or cigarettes :
en
- US1938098A - Pneumatic dispatch system :
en
- US1938364A - Diagnostic device :
en
- US1938335A - Combined gas and oil burner :
en
- US1937938A - Charge forming device :
en
- US1938439A - Machine for circular grinding :
en
- US1938207A - Carrier rod control for split seam fabric :
en
- CA337594A - Anti-dazzle lamp :
en
fr
- CA337595A - Golf club :
en
fr
- US1937630A - Means for indicating angular motion :
en
- CA337653A - Can making machine control :
en
fr
- US1938062A - Tubing hanger for oil wells :
en
- US1938514A - Combination table and dressing cabinet :
en
- US1938091A - New helicopter :
en
- US1937666A - Regulating apparatus :
en
- US1938133A - Treatment of glassine paper :
en
- US1937614A - Method of and apparatus for spinning :
en
- US1937698A - Water cooling system :
en
- US1938212A - Thermionic tube power converter :
en
- CA337605A - Casing head equipment :
en
fr
- US1937671A - Solid concentrates of vitamins and process of making same :
en
- US1938027A - Car dumper :
en
- FR756324A - Control for spinning centrifuges in artificial silk spinners :
en
fr
- GB402698A - Improvements in or relating to electric incandescent ignition plugs :
en
- CA337597A - Coal blower :
en
fr
- CA337710A - Railway truck side frame :
en
fr
- FR756073A - Back for coaster for photographs, cards or documents :
en
fr
- GB402485A - Improvements in and relating to dynamo electric machines :
en
- DE589097C - Containers for skin and nail care devices and agents :
de
en
- DE589543C - Feeding device for tube dryer :
de
en
- US1937737A - Mining machine :
en
- US1937585A - Operating lamp :
en
- US1937996A - Radio tuning control :
en
- US1938025A - Bag dispensing device :
en
- US1938418A - Pump valve :
en
- FR756282A - Corners for pasting pictures and photographs :
en
fr
- US1938435A - Automobile seat :
en
- USD91136S - Design for a textile fabric or the :
en
- US1937594A - Vacuum tube :
en
- US1938263A - Harvesting machine :
en
- US1938436A - Tractor guide :
en
- DK48101C - Absorption refrigeration machine. :
da
en
- FR756368A - Anti-glare device for automobiles :
en
fr
- FR756408A - Bottle :
en
fr
- FR756433A - Truss :
en
fr
- DE589226C - Toothbrush with exchangeable cleaning body made of white sponge rubber :
de
en
- US1938520A - Grinding wheel :
en
- DE589450C - Membrane pressure gauge designed as a zero measuring instrument :
de
en
- GB402615A - Process and apparatus for keeping provisions and other perishable goods fresh by cooling :
en
- US1938369A - Pump manifold ball valve :
en
- FR756179A - Device to temper mechanical rockets with clockwork movement :
en
fr
- FR756108A - Heater for automobile radiators :
en
fr
- GB402498A - Improvements in and relating to electric motor control systems :
en
- DE589549C - Basic material and process for the production of tapestry work :
de
en