• US1942645A - Vent plug for storage batteries : en
  • AT136220B - Brassiere. : de en
  • US1942790A - Vulcanization accelerator : en
  • US1943014A - Lubricating system : en
  • CA338522A - Radio tube socket device : en fr
  • CA338504A - High tension circuit interrupter : en fr
  • US1942538A - Conveyer : en
  • US1943076A - Apparatus for working concrete and the like : en
  • US1943211A - Method for roasting coffee : en
  • AU1154733A - Improvements in and relating to wax tube fasteners used in bee farming and beekeeping andthe like : en
  • CA338505A - Electric circuit breaker : en fr
  • AU1043532A - Low voltage gas arc lamp : en
  • US1942832A - Mold transferring mechanism : en
  • US1942692A - Safety razor : en
  • US1942951A - Spool for photographic films : en
  • AU1067732A - Method of and means for testing the gumming on cigarette paper : en
  • USD91310S - Design for a textile fabric or : en
  • US1942479A - Tennis racket : en
  • US1942570A - Method and apparatus for removing liquids and gases from manholes, pits, and the like : en
  • CA338552A - Synchronizing device : en fr
  • CA338457A - Electric cable : en fr
  • DE590963C - carpet : de en
  • GB404124A - Improvements in or relating to pistons : en
  • AT136121B - Shoe insert. : de en
  • US1942586A - Electrical connection : en
  • US1943007A - Vaporizer for refrigerators : en
  • US1942783A - Orifice disk for steam radiators : en
  • US1942954A - Car truck journal box : en
  • USD91337S - Design fob a textile fabric ob : en
  • AT136164B - Process for the manufacture of an agent for decomposing human hair. : de en
  • GB404164A - Improvements in the manufacture phenols from halogenated aromatic hydrocarbons : en
  • US1942744A - Collar button : en
  • US1942928A - Cosmetic container : en
  • US1943091A - Compressor : en
  • US1943113A - Food slicer : en
  • US1942733A - Flexible sheet insulation and method of producing the same : en
  • AT136246B - Quick release fastener, in particular for snow chains for car tires. : de en
  • US1942629A - Broom rake : en
  • DE590716C - Calculating machine (tabulating machine) controlled by registration cards for offsetting positive and negative amounts : de en
  • DE590815C - Device for converting an open electrical machine with through ventilation into a closed jacket-cooled machine : de en
  • US1942396A - Hobbyhorse : en
  • US1942987A - Valve for clothes steaming and pressing apparatus : en
  • GB404201A - Improvements in covers for cooling vessels : en
  • FR757959A - Device for checking and testing circuits and devices of t. s. f. : en fr
  • FR758037A - Graduated plate for remote transmission receiving devices : en fr
  • FR758020A - high frequency coupling element suitable in particular for t receiving arrangements. s. f. : en fr
  • GB404263A - Improvements in and relating to direction indicators for vehicles : en
  • AU1119533A - An improved massage roller : en
  • CA338526A - Tire bead flipper : en fr
  • DE590669C - Circuit arrangement for telephone extension centers with dialer operation for monitoring high-quality connections : de en
  • DE590819C - Medical Treatment Chamber : de en
  • DE590820C - Scoring device for glass objects : de en
  • FR758177A - One Piece Woven Cartridge Band : en fr
  • US1942447A - Tool : en
  • US1942873A - Work positioning means : en
  • CA338426A - Fibrous material digester : en fr
  • FR758065A - Pavement with elastic platform and removable and reversible coating : en fr
  • US1942763A - Process for marking felt and the resultant product : en
  • GB404044A - Centrifugal dyeing machine : en
  • GB404206A - Improvements in or relating to apparatus for making drains and like water-conveying conduits : en
  • US1943061A - Hydraulic drive for machine tools : en
  • US1942984A - Sheet metal container : en
  • FR758159A - Improvements to space heating or cooling systems : en fr
  • FR758296A - Adjustable and removable bearing device for hubs and cycle cranksets : en fr
  • DE522790C - Process for the preparation of secondary aromatic amino alcohols : de en
  • DE590690C - Machine for redrawing and cleaning drainage ditches : de en
  • US1942425A - Furrier's art : en
  • US1942815A - Delinquency indicator of revolving arm type : en
  • CA338565A - Regulator : en fr
  • US1943003A - Chock for vehicle elevators : en
  • US1943028A - Spark plug : en
  • US1943161A - Mechanism for electrically controlling mechanical motion : en
  • US1942857A - Measuring device : en
  • US1943196A - Attachment for tractor cranes : en
  • FR758121A - Incandescent lamps and method of manufacture : en fr
  • DE590661C - Production of trisodium phosphate in addition to clay : de en
  • AT136117B - Shoe heel, especially for rubber shoes u. like : de en
  • US1943140A - Mixing valve : en
  • DE590789C - Angle measuring device, especially theodolite : de en
  • DE590976C - Scraper tape attachment for buffing disks : de en
  • FR757945A - Low temperature carbonization furnace : en fr
  • USD91309S - Design for an electric bulb ok : en
  • GB404049A - Improvements in and relating to the separation of sheet articles, such as black plates and the like : en
  • GB404084A - Improvements relating to adjusting slides for braces, belts, bands and the like : en
  • US1942736A - Coating composition : en
  • AT136175B - Transmission. : de en
  • GB404160A - Rotatable therapeutic bed : en
  • US1942671A - Telephone system : en
  • US1942439A - Cylinder head : en
  • US1942583A - Process of making molds : en
  • US1942601A - Waterproofing solution for stuccoed surfaces : en
  • AT136226B - Method and device for the treatment of non-circular, high-strength single wires to be tied together to form a rope. : de en
  • US1943154A - Electric plug receptacle : en
  • DE590844C - Core arrangement in extrusion dies used to manufacture perforated bricks : de en
  • DE590750C - Electric dental drill with a low-current incandescent lamp arranged on the handpiece or contra-angle : de en
  • FR758244A - Device for crimping boxes of shapes : en fr
  • GB404202A - Improvements in or relating to circular blade shearing machines : en
  • US1942959A - Valve for inflatable articles : en
  • DE590638C - Mark arrangement for address printing plates : de en
  • FR758151A - Improvements to the heating method of incubators, brooders, etc. : en fr
  • GB404015A - Improvements in and relating to multi-range electrical measuring instruments : en
  • FR757944A - Device allowing the use of heavy fuels to supply internal combustion engines normally supplied with light fuels : en fr
  • US1942603A - Folding table : en
  • US1942844A - Cellulose organic ester composition of matter containing an ester of dibromo succinic acid : en
  • US1943234A - Liquid and gas spray pump : en
  • FR757951A - Improvements to directories for indicating devices for tourist maps, city maps, etc. : en fr
  • GB404052A - Improvements in hinged and sliding windows, doors, partitions, screens and the like : en
  • CA338487A - Photographically active substance : en fr
  • US1942813A - Moistening device : en
  • DE590808C - Circuit for transmitter cascades : de en
  • FR758058A - Powdered flour compositions prepared for baking and other similar uses : en fr
  • GB404045A - Improvements relating to loom weighting motions : en
  • US1943272A - Tire bead : en
  • CA338545A - Telephone system : en fr
  • GB404030A - Improvements in or relating to internal combustion engines with hot-bulb ignition : en
  • US1942940A - Automatic train pipe connecter : en
  • GB404236A - Apparatus for drying and roasting fine granular materials : en
  • FR758112A - Azo dyes : en fr
  • FR758224A - Process for embossing lenticular films : en fr
  • GB404085A - A device for preventing unauthorised removal of a wallet and the like from a pocket : en
  • FR757963A - Device for freewheeling automobile car or other reciprocating machine : en fr
  • US1942930A - Apparatus for producing deep cups from sheet metal : en
  • DE590763C - Automatic belt feeder : de en
  • US1943250A - Anode grid structure : en
  • US1943115A - Electrical insulation for magnetic bodies : en
  • US1943258A - Method of producing building material : en
  • US1942530A - Production of oxygenated organic compounds : en
  • DE590934C - Process for dyeing animal fibers : de en
  • FR758088A - ignition elements for self-igniting cigarettes and similar products : en fr
  • GB404313A - Improvements relating to apparatus for playing games : en
  • AT136133B - Method and machine for sewing the folded edge of the hat onto the brim. : de en
  • AT136140B - Machine for blowing hollow glass bodies. : de en
  • GB404228A - An improved process for the treatment of coffee for the purpose of expelling the caffeine : en
  • FR758180A - Device for the medicinal treatment of human or animal vaginal mucous membranes : en fr
  • GB404297A - Improvements in and relating to pasting mechanism for cigarette-making machines : en
  • USD91330S - Design for a brooch : en
  • DE575973C - Floor construction : de en
  • CA338510A - Floor and ceiling : en fr
  • FR758204A - Process for the manufacture of staves and bottoms for barrels, vats and other similar objects : en fr
  • US1942755A - Iron holder : en
  • DE590791C - Wet gas meter with storage space for the filling fluid and refilling device for the drum space, in which a display device is activated by a float located in the storage space : de en
  • DE589817C - Two-part boom with conveyor rails for a mobile device for lining channels with concrete : de en
  • DE590667C - Method for frequency-independent transmission delay in telephone systems : de en
  • US1942459A - Assembling device : en
  • US1942895A - Seed dispensing cabinet : en
  • DE590679C - Process for the preparation of disazo dyes : de en
  • FR758157A - Dental syringe improvements : en fr
  • DE590950C - Method and device for monitoring the brush pressure and the brush temperature on cooperating brushes of electrical machines : de en
  • FR758137A - Hoist winch : en fr
  • GB404198A - Process of dyeing bones or objects made therefrom : en
  • DE590717C - Process for increasing the contrast in the light areas of a relief or other image produced by photographic means : de en
  • US1942524A - Feeding of textile materials : en
  • US1942945A - Vehicle hoist : en
  • US1943044A - Collapsible wardrobe : en
  • FR758240A - Process for the separation of gas mixtures : en fr
  • FR758253A - Improvements to agricultural hand tools : en fr
  • US1942472A - Nonreversible steering mechanism : en
  • FR758202A - Extendable arm crank : en fr
  • GB404138A - Reversible cuff : en
  • CA338547A - Elevator control system : en fr
  • FR757987A - Process for refining mineral oils : en fr
  • US1942990A - Device for spinning viscose solutions while applying long precipitating distances : en
  • CA338564A - Spray-gun : en fr
  • DE590485C - Casting machine for semi-cylindrical stereotype plates : de en
  • FR758219A - Coupling device : en fr
  • DE590780C - Process for the clarification of waste water, in particular to accelerate the sedimentation of treatment vessels : de en
  • GB404284A - Improvements relating to automatic starting mechanism for motor vehicle engines : en
  • DE590860C - Multistage compressor : de en
  • CA338554A - Percussive hand tool : en fr
  • US1942572A - Cathode ray oscillograph : en
  • US1942915A - Boiler for hot water heating systems : en
  • US1942466A - Tube forming machine : en
  • US1942956A - Apparatus for making explosive gaseous mixtures : en
  • GB404110A - Improvements in or relating to moulding and vulcanising apparatus and moulds therefor : en
  • GB404199A - Improvements relating to securing bands for boxes or other packages : en
  • DE590468C - Contact fabric made from metal wires : de en
  • DE590806C - Conversion of nitrogen in nitrogen-oxygen mixtures into nitrogen oxides or in nitrogen-hydrocarbon mixtures into hydrogen cyanide by means of the electric arc : de en
  • GB404186A - A method of adjusting the range of firearms by discharging a portion of the propellant gases : en
  • DE590613C - Conveyor device for chocolate workpieces : de en
  • GB404152A - Improvements relating to golf clubs : en
  • US1942522A - Electrolytic extraction of pure aluminum : en
  • AT136132B - Ski boot. : de en
  • US1942851A - Ophthalmic mounting : en
  • US1943100A - Electrical marking device : en
  • US1943228A - Roof bracket : en
  • US1942578A - Method of making bearing sleeves : en
  • US1942795A - Power transmission and speed reduction system : en
  • US1942536A - Apparatus for determining the speed and direction of movement of aircraft and of moving targets : en
  • US1942911A - Safety razor : en
  • USRE19042E - Dumping vehicle : en
  • DE590417C - Arrangement for the protection of electrical systems, especially power systems : de en
  • DE590505C - Process for the extraction of lead, antimony or bismuth : de en
  • DE590853C - Milling head for milling excavators : de en
  • US1942787A - Shade roller : en
  • US1942408A - Stereotype printing plate : en
  • US1943192A - Releasable sinker : en
  • USD91341S - Design for a textile fabric or : en
  • AT136106B - Fluorescent screen, in particular for X-ray examinations. : de en
  • US1942541A - Method of making seamless tubes : en
  • AU1069832A - Grinding machine : en
  • CA338460A - Rip-saw : en fr
  • US1942885A - Bottle capping machine : en
  • FR758047A - Automotive lighting device : en fr
  • FR758217A - Improvements to the braking mechanism for vehicles and the like : en fr
  • US1943051A - Optical glass : en
  • DE590829C - Lifting pawl gear : de en
  • US1942903A - Sewing machine for stitching over fastener means : en
  • DE590854C - Process for the production of highly porous barium oxide : de en
  • AT136160B - Lighting system. : de en
  • US1942454A - Lock : en
  • US1942913A - Differential governor : en
  • DE590773C - Grinding wheel with the flat side surface : de en
  • GB404031A - Improvements in and relating to extendible tables such as refectory or dining tables : en
  • CA338448A - Clothes line tightener : en fr
  • AU1064132A - Improvements in seed sowers andthe like : en
  • DE590907C - Gas burner : de en
  • US1942623A - Combination furniture : en
  • US1943151A - Demountable wheel : en
  • USD91314S - Design for a thermometer : en
  • AU1061532A - Improvements in or relating to television and like systems : en
  • US1942982A - Testing device : en
  • AT136245B - Log splitting device. : de en
  • FR758041A - : fr
  • GB404293A - Improvements in or relating to automatic or semi-automatic telephone or like switching systems : en
  • US1942907A - Draft gear : en
  • USRE19041E - Plug cock and lubricating means : en
  • US1942450A - Lubricator : en
  • DE590788C - Automatic veneer tape shortener : de en
  • GB404103A - Improvements in and relating to rising hinges : en
  • DE590449C - Hand pump for a pressure lubrication line with several lubrication points : de en
  • GB404361A - Improvements in or relating to electric blasting fuses : en
  • US1943238A - Television method and apparatus : en
  • US1942514A - Mechanical toy : en
  • US1943109A - Cathode ray sound recording : en
  • FR758000A - Improvement in the production of adhesive films : en fr
  • GB404254A - Improvements in and relating to methods of and apparatus for load distribution in parallel connected power circuits : en
  • US1942757A - Resinous coating composition : en
  • FR757961A - Improvements to processes and apparatus for the internal distillation of carbonaceous materials for the production of smokeless fuel : en fr
  • FR758162A - : fr
  • US1942487A - Telephone system : en
  • DE590732C - Device on machines for conveying, introducing, sorting, laying etc. of needles, wire shafts o. : de en
  • US1942550A - Heat treatment of cables : en
  • US1942558A - Apparatus for tiering strips : en
  • US1943123A - Process of welding : en
  • DE590964C - Hip bath : de en
  • AT136146B - Process for the production of durable, supersaturated calcium gluconate solutions. : de en
  • US1943042A - Door operating mechanism : en
  • US1942898A - Game device : en
  • DE590807C - Production of phosphoric acid-hydrochloric acid mixtures : de en
  • FR758109A - Improvements to corset-sheaths : en fr
  • GB404309A - Improvements relating to filters : en
  • GB404253A - Improvements in or relating to welding : en
  • US1942833A - Production of high-quality wax-like substances : en
  • US1942505A - Winding means for spring motors : en
  • US1942596A - Shielding system : en
  • GB404088A - Improvements in or relating to motor cycles frames : en
  • DE590675C - Cell switch : de en
  • FR758281A - Armchair-chaise-longue : en fr
  • DE590671C - Method of isolating the joints of electrical cables : de en
  • FR758145A - Improvements to shaking or vibration molding machines : en fr
  • FR758190A - Handcuffs with automatic action : en fr
  • GB404059A - Improvements in and relating to cigarette packings of the drawer and shell type : en
  • FR757938A - Light reflector mainly for lighting shop windows : en fr
  • FR758018A - : fr
  • FR758127A - Portable box-shaped device for dispensing control tickets : en fr
  • FR758259A - Improvements to pneumatic tires and more particularly to a tire for vehicles traveling on rails : en fr
  • GB404205A - Sewing machine : en
  • FR758134A - Grébiche forming snatch and snap : en fr
  • GB404078A - Improvements in circular knitting machines : en
  • GB404207A - Improvements in and relating to the reception of ultra short electric waves : en
  • US1942552A - Detachable mop : en
  • DE590988C - Automatic borehole closure for deep drilling : de en
  • FR757906A - Process for the production of films of cellulose derivatives with a high content of plasticizers : en fr
  • GB404180A - Improvements in and relating to the treatment of iron castings to improve their physical characteristics : en
  • US1942460A - Packing apparatus : en
  • US1943130A - Telephone system : en
  • DE590731C - Standing press for the production of metallic pipes : de en
  • DE590961C - Turning device for circular knitting machines : de en
  • GB404083A - Improvements in or relating to the lubrication of internal combustion engines : en
  • GB404258A - Improvements in or relating to thermionic amplifiers : en
  • FR758169A - Pneumatic pressure controller-limiter : en fr
  • FR758256A - Electric capacitor with capacitor body embedded in a compound or in oil : en fr
  • FR758260A - Spring system for elastic seats and furniture : en fr
  • USD91333S - Design for a service station : en
  • FR758036A - Parquet manufacturing process : en fr
  • US1943237A - Advertising device : en
  • DE590868C - Method of incorporating negative resistors into a telephone or telegraph line : de en
  • FR757992A - Method and apparatus for preventing boiling due to the use of compressed air in the launching of underwater torpedoes : en fr
  • FR758188A - Process to avoid the formation of lumps and increase the speed of dissolution of powder or granular detergent products : en fr
  • GB404038A - Improvements in the method of producing soluble salts of barbituric acids : en
  • GB404265A - A machine for manufacturing thread : en
  • GB404280A - Improvements in potato planters : en
  • DE590906C - Electric glow discharge tubes with a positive column, a glass vessel permeable to ultraviolet rays and a filling of dilute gases for radiation purposes : de en
  • US1942394A - Goggles : en
  • US1942471A - Operator's position equipment : en
  • US1942796A - Reduction gear drive : en
  • US1943206A - Folding ladder with rear prop : en
  • DE590664C - Compensation procedure for metallic objects, especially those made of steel and iron : de en
  • US1943021A - Current limited : en
  • US1942486A - Shoe and retaining means therefor : en
  • GB404073A - Improvements in or relating to vehicle bodies : en
  • FR758156A - Hinged gas stove for washing machines and the like : en fr
  • US1943165A - Filtering element : en
  • US1942543A - Pneumatic engine : en
  • DE590722C - Hollow bodies for the formation of furnace tiles to be produced on the extrusion press : de en
  • FR758102A - Signaling apparatus for automobiles and the like : en fr
  • GB404192A - Improvements in coin-freed automatic delivery machines : en
  • DE590794C - Ein and Ausrueckeinrichtung for bicycle alternators : de en
  • GB404208A - Improvements in or relating to light diffusing screens or bodies : en
  • DE590841C - Seat with backrest, especially for motor vehicles : de en
  • DE590486C - Drive device for a machine for casting stereotype plates or for back-casting of electroplants : de en
  • DE590358C - Process for continuous juice separation with inevitable combination of the constant raw juice inflow and the constant addition of milk of lime : de en
  • US1943241A - Means for controlling fluid flow : en
  • US1942701A - Garden hose attachment : en
  • US1942770A - Fly ash structural material : en
  • US1942784A - Fluid pressure tool : en
  • FR757927A - Process for improving the switching of electrical machines of all kinds : en fr
  • DE590902C - Process for wetting card sliver before treatment with hot liquors : de en
  • DE590972C - Illuminated sign : de en
  • USD91334S - Design for a combined waste recep : en
  • DE590785C - Rotary capacitor, the rotor of which is electrically connected to its advantageously grounded metal housing by a stranded wire or a sliding contact, especially for short shafts : de en
  • FR757953A - Electrically operated eraser : en fr
  • US1942904A - Collar clasp : en
  • US1943046A - Timepiece : en
  • DE590825C - Caloric steam meter or heat meter : de en
  • GB404040A - Improvements in or relating to hydraulically operated apparatus : en
  • DE590641C - Light signal device for railways : de en
  • FR758214A - Four-stroke internal combustion engine working with supercharging : en fr
  • US1943235A - Coal loading machine : en
  • US1942691A - Clutch : en
  • CA338576A - Rotary engine, etc. : en fr
  • FR757999A - Rubber lined glove : en fr
  • FR758143A - Power steering intended in particular for heavy motor vehicles : en fr
  • US1942730A - Rock drill : en
  • GB404250A - Improvements in or relating to incubators : en
  • FR758113A - Vehicle chassis : en fr
  • GB404183A - Safety device for motor driven vehicles, the gas valve and brake of which are operated by one and the same pedal : en
  • FR758039A - Multiple-way shut-off device, for the distribution of liquids or gases : en fr
  • GB404096A - Improvements in or relating to starting mechanism for motor-cycle engines : en
  • GB404133A - Improved automatic control device for speed regulating and other purposes : en
  • US1943180A - Apparatus for the separation of particles from liquids : en
  • US1942493A - Cold handle : en
  • GB404173A - Improvements in or relating to arrangements for minimising the rolling and pitching of ships : en
  • DE590790C - Sharp-edged reservoir rim for measuring flowing amounts of liquid, gas and steam : de en
  • GB403991A - Improvements in indicating means for calculating machines and cash-registers : en
  • FR758054A - New billiard game : en fr
  • GB404121A - Improvements in or relating to fillers and like articles for use in boots and shoes and to adjusting devices for such articles : en
  • GB404282A - Improvements in valves for racking-off beer or other liquids into casks, barrels or the like : en
  • DE590828C - Teaching aids for vivid language lessons : de en
  • FR758052A - Self-regulating brake control device for all applications and in particular for motor vehicles : en fr
  • DE590879C - Device for the ventilation of all types of interiors : de en
  • DE550938C - Device for removing individual sheets from a stack of sheets : de en
  • DE590743C - Process for the ignition of electric light tubes with a heated glow cathode and an auxiliary anode to facilitate ignition : de en
  • FR758193A - Improvements to superchargers or compressors and the like : en fr
  • US1942494A - Dowel bar cap and stop : en
  • DE590528C - Bass mechanics for chromatic harmonicas : de en
  • US1942649A - Line-start induction motor : en
  • US1943208A - Machine for filling and corking bottles of any shape and dimension : en
  • FR757983A - Process for removing or reducing the hot brittleness of hard steels : en fr
  • US1942597A - Anchoring means for well casings : en
  • DE590797C - Process for covering wire or wire mesh with hardening concrete, clay or other binding compounds for the purpose of producing petrified wire mesh serving as plaster supports : de en
  • FR757977A - Ship intended for the transport of coal tar and for the distillation of tar on board : en fr
  • GB404273A - Improvements in pistons : en
  • AT136236B - Headlights, in particular for road vehicles. : de en
  • US1943026A - Mold for casting zinc slabs : en
  • GB404081A - Improved method and apparatus for the fractional distillation of immiscible liquids : en
  • GB404333A - Process for the treatment of the reaction mixtures formed in the preparation of acetic anhydride by the thermal decomposition of acetic acid : en
  • FR757962A - Retractable landing gear airplane : en fr
  • DE590599C - Folding furniture : de en
  • DE590833C - Device for ejecting the dust from the intake air for internal combustion engines : de en
  • FR757973A - Improvements to the capping processes for bottles and containers using metal and rubber caps : en fr
  • US1942657A - Internal combustion engine : en
  • US1942884A - Method of and means for radiosignaling : en
  • US1943018A - Self driving post : en
  • FR758120A - Support device for pharmaceutical ampoules, tubes, bottles, etc. : en fr
  • GB404622A - Improvements in or relating to pressure gauges : en
  • DE590666C - Monitoring arrangement for inductive train control devices : de en
  • DE590919C - Process for the production of optically transparent silver images : de en
  • DE584441C - A centrifugal machine consisting of several nested, conical screen drums : de en
  • DE590831C - Pipe slide drive for internal combustion engines : de en
  • DE590917C - Control device for devices for wheat preparation : de en
  • DK48241C - Refrigerator. : da en
  • AT136119B - Filling bars. : de en
  • AU1578834A - Braun valves and method forthe operating of Braun valves : en
  • CA338454A - Printing ink : en fr
  • FR758247A - Process for the production of condensation products of the oxazinic series : en fr
  • AT136238B - Expansion vessel for cables and apparatus. : de en
  • DE590603C - Device for attaching and folding sealing strips for putty-free roof glazing : de en
  • DK48247C - Microphone. : da en
  • FR757970A - Universal hub for all mechanical load-bearing movements and doors on all cone or straight axes, fixed or rolling : en fr
  • CA338515A - Fluid pressure brake : en fr
  • US1942825A - Control apparatus for power machines : en
  • US1943127A - Portable air cooling apparatus : en
  • US1942714A - Closure for liquid containers : en
  • CA338549A - Compressor control structure : en fr
  • AU1031232A - Improved revolving tray for dining tables : en
  • USD91319S - Design for a tie rack : en
  • GB404264A - Improvements in or relating to educational blocks : en
  • DE590818C - Skin protection products : de en
  • DK48260C - Central heating boiler. : da en
  • DE590813C - Distance indicating relay with an adjusting element : de en
  • US1942519A - Pyrometer : en
  • US1942809A - Motor snowplow : en
  • DK48242C - Incinerator with Zonerist. : da en
  • AT136216B - Device for introducing cigarettes or similar objects into the pack, in which the cigarettes advanced by a plunger are introduced into the pack via guide plates. : de en
  • DE590908C - Process for making a scarlet fever serum : de en
  • FR758100A - Device for the compensation of the own directing force in cross-winding quotient measuring devices : en fr
  • US1943015A - Typewriting machine : en
  • DE590713C - Circuit arrangement for telephone systems with dialer operation, in which each connection line in the exchange is assigned only a single relay serving as a call and disconnecting relay and operating in several switching stages with several windings : de en
  • AT136161B - Message delivery system. : de en
  • DE590877C - Braiding machine with exchangeable gear plate : de en
  • GB404018A - Improvements in processes of and apparatus for treating solid materials with gases : en
  • US1943110A - Vaginal douche : en
  • AT136163B - Stopper with dropper for bottles. : de en
  • CA338458A - Vehicle loading ramp : en fr
  • US1942863A - Means for fixing furnace linings : en
  • US1942608A - Turbine : en
  • DE590980C - Sentence binder with a sheet metal band wrapped around the brief, which is tensioned by a band winch with a gear lock : de en
  • FR758222A - Motor-driven massage device : en fr
  • FR758248A - Ventilation device particularly applicable to vehicles : en fr
  • AT136225B - Overcurrent and manually controlled electrical switch with rotating switching movement and trip-free release, especially multi-pole roller switch. : de en
  • US1942464A - Railway tie plate : en
  • US1943084A - Control system : en
  • US1942665A - Window bracket : en
  • US1942740A - Electromechanical system : en
  • US1943225A - Toothbrush : en
  • AT136147B - Polishing device, in particular for nail care. : de en
  • AU1069632A - Improved fences constructed of cementitious or Lother plastic materials : en
  • AT136189B - Registration device for measuring instruments, in particular for pointer scales. : de en
  • GB404041A - Improvements in the manufacture and production of pigment colours : en
  • US1942546A - Insulating material : en
  • US1942709A - Self-justifying beam-scale : en
  • DE590688C - Device for taking accurate medium-sized fluid samples : de en
  • US1943054A - Journal box : en
  • US1943134A - Take-up device for flexible conductors : en
  • FR758119A - Device for moving liquid masses from anti-roll tanks : en fr
  • AT136173B - Paper sack with filling valve and method of closing the valve. : de en
  • DE590709C - Process for the multi-stage drying of water-rich fuels to be carbonized, in particular lignite : de en
  • AU1068532A - Improvements in and relating to vacuum pads for application to glass and other smooth surfaces : en
  • US1942397A - Gas burner : en
  • AT136197B - Treatment baths for all kinds of materials. : de en
  • FR757978A - Improvements to épées and foils for the electrical signaling of strokes and hits : en fr
  • GB404271A - Improved production of ultra-violet and luminous radiations by electric discharge apparatus : en
  • DE590856C - Process for the separation of mixtures of acetic anhydride, acetic acid and water : de en
  • US1942576A - Dispensing tube : en
  • DE590365C - Process for the production of acetic acid and formic acid : de en
  • US1942463A - Mokum : en
  • USD91338S - Design for a textile fabric or : en
  • AT136162B - Device for illuminating microscopic objects. : de en
  • CA338431A - Manicuring device : en fr
  • DE590608C - On and off switch : de en
  • FR757925A - Toy gun : en fr
  • FR758264A - Production of unsulfonated metalliferous dyestuffs : en fr
  • US1942410A - Pocket : en
  • US1942953A - Container : en
  • US1943239A - Control shutter for engine radiators : en
  • AU1093133A - Improvements inthe purification of sulphur : en
  • CA338577A - Hinge : en fr
  • GB404259A - A device for radioactivating liquids for bathing and drinking purposes : en
  • US1943133A - Die placing and shifting : en
  • DE590631C - Method of measuring the inclination of boreholes : de en
  • USD91336S - Design for a golf club head : en
  • CA338574A - Projector tape control : en fr
  • GB404189A - Method and apparatus for the production of beverages containing carbon-dioxide : en
  • GB404296A - Improvements in and relating to automatic vacuum braking apparatus : en
  • FR758024A - Compressor : en fr
  • AT136144B - Process for the extraction of alkaloids. : de en
  • FR758271A - Improvements to lighting systems : en fr
  • DE590724C - Method of burning clay : de en
  • DE590886C - Pressure lubrication device for planetary gear reversing gear : de en
  • FR758092A - Improvements made to two-stroke engines comprising slots in the cylinder wall to ensure the latter is swept : en fr
  • DE590787C - Device for wiping off dust on cleaning devices with a body that generates electricity when there is friction : de en
  • FR758034A - Improvements to centrifugal separators : en fr
  • DE590726C - Device for forming cement raw material : de en
  • DE590842C - Holding device for containers of all kinds, especially paint pots : de en
  • DK48251C - Device for wing pumps, in particular for the production of foam. : da en
  • GB404685A - Process of and apparatus for cleaning fabrics and articles of all kinds, especially household linen : en
  • DE590586C - Process for the alternate heating and cooling of drinking and drying vessels for cables with water in the circuit : de en
  • DE590982C - Telecommunication cables : de en
  • GB404122A - Improvements in electrodes or welding rods for use in electric arc welding : en
  • DE590621C - Belt connection for running belts of track belt vehicles : de en
  • FR758101A - Lifting trolley : en fr
  • GB404054A - Improvements in cut-offs for cigarette making machines : en
  • US1943080A - Corrugator : en
  • GB404618A - Improvements in or relating to brake mechanism particularly for road vehicles : en
  • US1942786A - Coupling system : en
  • US1943156A - Device for sharpening the blades of safety razors : en
  • FR757902A - Support in paper or lined or tripled cardboard for photographic emulsions : en fr
  • FR757980A - Removable knife : en fr
  • GB404303A - An improved acceleration and gradient meter : en
  • FR758142A - Support plate for bodies with parallel faces, intended for length measurements : en fr
  • FR758026A - Channel pipe in reinforced cement with quick release and optional reversal of assembly : en fr
  • GB404237A - Raising cylinder drive on drum raising gigs : en
  • US1942539A - Perforating device : en
  • US1942484A - Lubricator : en
  • US1943027A - Electron emitting element : en
  • US1943150A - Fruit and vegetable press : en
  • USD91325S - Design for a textile fabric or : en
  • US1942568A - Bottle : en
  • US1942905A - Bath spray device : en
  • FR758231A - Electric iron : en fr
  • US1942581A - Vibrating apparatus : en
  • GB404659A - Improvements in wireless receiving apparatus : en
  • US1942840A - Manufacture of films from cellulosic materials : en
  • DE590620C - Refilling device for a hydraulic braking device of a motor vehicle : de en
  • DE590654C - Device for pressing zipper links onto the tape : de en
  • US1942511A - Yarn control means : en
  • US1943043A - Draft gear : en
  • US1942564A - Loose leaf binder : en
  • FR758068A - Process for dispersing pigments in solutions of cellulose esters, and products thus obtained : en fr
  • GB404223A - Improvements in or relating to the obtaining of a horizontal divergence of luminous rays emitted by light-projectors : en
  • GB404065A - Improvements in and relating to colour analysers : en
  • US1943169A - Process of making film-supports for color photography : en
  • US1943102A - Grease pumping apparatus : en
  • FR757956A - Ammunition cartridge improvements : en fr
  • FR758218A - Container for mixing liquids in given proportions, in particular for making a baby bottle : en fr
  • FR758269A - Process for improving mixtures of hydrocarbons, in particular lubricating oils : en fr
  • FR757934A - Automatic thin sheet material unloader : en fr
  • FR758114A - Process for decorating frames, furniture and other wooden objects : en fr
  • FR758280A - Chlorinated rubber manufacturing process : en fr
  • FR757975A - Electric motor protector : en fr
  • FR758091A - Improvements made to the means for rotating separately or simultaneously, using the same control member, two shafts whose extended axes meet : en fr
  • FR758130A - Process for the development of photographic emulsions with the addition of a solvent for silver bromide : en fr
  • US1942612A - Tube expander : en
  • US1942699A - Three position switch and reset : en
  • USD91327S - Mail plane : en
  • US1943009A - Reciprocating motor : en
  • DE590887C - Chopping machine : de en
  • DE590929C - Adjustable gaiter closure : de en
  • FR758029A - Protective cover in the form of a plate applicable to tables : en fr
  • GB404261A - Improvements in or relating to the extraction of solutes from solutions : en
  • DE590700C - Rubber heel : de en
  • DE590965C - Swing door leaf lock : de en
  • DK48253C - Clothespin. : da en
  • US1942534A - Centrifugal brake for an airplane antenna winch : en
  • USD91317S - Design for a jug : en
  • FR757913A - Safety razor enhancements : en fr
  • GB404220A - Improvements in or relating to magnesium alloys : en
  • FR758093A - Chimney cap : en fr
  • GB404234A - Improvements in or relating to coffee makers : en
  • FR758236A - Mains-powered device for the operation of cathode ray tubes : en fr
  • GB404260A - Improvements in or relating to the manufacture of coating compositions and to the production of resistant coatings : en
  • FR757904A - single or double folding metal ladder : en fr
  • GB404039A - Method and means for modifying currents to facilitate navigation and subaqueous operations : en
  • US1943149A - Process for preparing raw tobacco for a tobacco cutting machine : en
  • USD91315S - Design for a folding table : en
  • US1942842A - Cooling unit for mechanical refrigeration : en
  • AT136123B - Device for shoes to prevent sliding on black ice or slippery ground. : de en
  • FR758252A - Improvements in working methods for metallic materials : en fr
  • GB404209A - Improvements in or relating to shock absorbers for vehicles : en
  • GB404335A - Improvements in or relating to electric blasting fuzes : en
  • CA338453A - Cosmetic container : en fr
  • FR758237A - Cathode ray tube, especially for television : en fr
  • GB404172A - Improvements in shoe form : en
  • US1942615A - Lock for register flash mechanism : en
  • US1943103A - Tunnel excavating machine : en
  • US1942435A - Battery connecter : en
  • US1942560A - Radiator : en
  • US1943255A - Radio container : en
  • GB404171A - Improvements in the application of liquid treating agents to yarns and like materials : en
  • DK48245C - Device for heat exchange apparatus for liquids with heat transfer surfaces consisting of helically coiled sheets. : da en
  • FR758287A - Improvements to hydraulic clutches : en fr
  • DE590720C - Auxiliary pump device on motor vehicles, in particular for driving windshield wipers : de en
  • FR757919A - Flush bell : en fr
  • GB404022A - Improvements in or relating to photographic film spools : en
  • DE590821C - Water heater to be placed on the hob of a gas cooker : de en
  • DE590941C - Deionization device for extinguishing arcs : de en
  • US1942555A - Machine for packing articles into boxes : en
  • FR758028A - Self-propelled conveyor device : en fr
  • US1942769A - Fly ash structural material : en
  • US1943229A - Apparatus for mechanically determining the algebraic sum of angles of rotation and of angular speeds of shafts and for transmitting such sums to other apparatus : en
  • US1942683A - Printing block and method of making same : en
  • US1942653A - Auto top washing machine : en
  • FR757996A - Coupling arrangement for the transmission of quantities, in particular for the adjustment of the current generators of a power plant : en fr
  • DE590822C - Window with sliding sashes : de en
  • US1942537A - Shipping and display container : en
  • US1943220A - Vibrator : en
  • US1943257A - Method of accelerating the saturation of fabric based sheets with bituminous material : en
  • US1942627A - Electrode for luminescent tubes : en
  • US1942646A - Pump : en
  • US1943256A - Light weight girder for aircraft : en
  • CA338518A - Brake valve device : en fr
  • CA338524A - Textile material washing agent : en fr
  • US1942804A - Lampholder : en
  • US1943176A - Cellulose solution : en
  • AU1043832A - An improved aerating or flotation machine : en
  • US1942577A - Sulphuric acid ester of fatty acid compounds of high molecular weight and process of making same : en
  • US1942780A - Venting device for liquid reservoirs : en
  • CA338493A - Turbine or pump runner : en fr
  • DE590653C - Push button : de en
  • CA338467A - Knitting method : en fr
  • AT136204B - Extinguishing sleeve as a pocket device for cigars and cigarettes. : de en
  • CA338550A - Defroster : en fr
  • AT136126B - Method and device for the production of plush-like or symrna-like fabrics with the aid of the sewing machine. : de en
  • AU1068732A - Improved process and apparatus forthe preservation of perishable foodstuffs : en
  • AU1097833A - Improvements in and relating to folding seats : en
  • CA338514A - Brake cylinder mounting : en fr
  • US1943222A - Musical tap dancing shoe : en
  • US1942599A - Frequency control device : en
  • US1942446A - Fractional distillation : en
  • US1942619A - Fuel oil burner : en
  • DE589510C - Process for the production of formic acid from calcium formate and sulfuric acid : de en
  • US1942544A - Method of manufacturing modified starches, dextrines, and british gums : en
  • US1942700A - Switch structure : en
  • US1942488A - Electric wave filter : en
  • US1942641A - Storage battery filling machine : en
  • US1943178A - Method of knitting stockings on flat knitting machines : en
  • AU1071032A - Improvements in or relating to television and like facsimile signalling systems : en
  • CA338527A - Rubber heel : en fr
  • AT136124B - Interchangeable lens mount for photographic apparatus with rangefinder. : de en
  • DE590706C - Heating and conveying device for liquid fuels : de en
  • DE590760C - Signal system, in particular guard control system : de en
  • FR758073A - Improvement in filtration devices : en fr
  • FR758275A - Seat convertible into bed : en fr
  • US1942676A - Superheater : en
  • US1943120A - Hypodermic syringe : en
  • AT136156B - Electron tube with voltage network. : de en
  • CA338569A - Display rack : en fr
  • GB404251A - Method of producing firmly adherent galvanic deposits on aluminium and its alloys : en
  • GB404267A - Improvements relating to devices for admitting a supplementary supply of air into the carburettor mixture of motors : en
  • CA338511A - Trowel : en fr
  • US1943121A - Air conditioning for railway cars : en
  • DE590553C - Device for high-voltage transmission of alternating current energy between single or multi-phase circuits : de en
  • AT136184B - Remote payment device for telephones. : de en
  • DE590905C - Arrangement consisting of several machine groups for feeding two or more separately working electrical energy consumers : de en
  • GB404043A - Improvements in or relating to gauges or measures of distance or length : en
  • GB404299A - Improvements in and relating to electron discharge devices : en
  • FR757942A - Vibration contactor device : en fr
  • AT136194B - Adjustable curve ruler. : de en
  • DE590686C - Letters made from lead alloys with addition of alkali and alkaline earth metals including magnesium : de en
  • AU1063232A - Improvements in dishwashing machines : en
  • AT136190B - Convertible bed into a box or the like. : de en
  • CA338517A - Check valve device : en fr
  • CA338502A - Electric switch mechanism : en fr
  • CA338532A - Electric toaster : en fr
  • US1943218A - Weed burner : en
  • US1942513A - Railway braking apparatus : en
  • US1942628A - Tractor brake system : en
  • US1942806A - Mine car brake : en
  • US1942919A - Machine for continuous centrifugal casting : en
  • AT136182B - Flat pleating machine. : de en
  • US1942506A - Thermometer : en
  • AT136208B - Ski jaw. : de en
  • CA338428A - Railway switch point : en fr
  • AT136177B - Fridge. : de en
  • DE590938C - Loading device for the melting pot of a die setting and line casting machine : de en
  • US1942520A - Meat slicer : en
  • US1942729A - Hosiery drying apparatus : en
  • US1942912A - Safety removable hook fastener slide : en
  • US1943171A - Cementation mixture for ferrous metals : en
  • US1942406A - Line gauge for typewriters : en
  • US1942760A - Process for making pulp from fibrous material : en
  • US1942476A - Marble target game : en
  • US1942523A - Method and composition for delustering fabric : en
  • US1942661A - Windshield cleaner arm : en
  • US1942869A - Film magazine construction : en
  • US1943035A - Method of producing tubing or pipe : en
  • US1942634A - Fuse switch : en
  • FR758099A - Device for connecting electrical conductors, at the same time forming a socket : en fr
  • FR758206A - : fr
  • AT136199B - Process for the detoxification of luminous gas or mixed gas containing carbon oxide and hydrogen. : de en
  • FR758288A - Further training in overheating installations : en fr
  • US1942416A - Helical gear grinding machine : en
  • US1942749A - Selvedge printing machine for printing trade-marks on cloth and the like : en
  • CA10188S - Bedside table : en
  • CA338583A - Fabric delustering method : en fr
  • FR758153A - Method and apparatus for dosing liquids : en fr
  • FR758255A - Thermogenic breastplate with renewable activity : en fr
  • FR758002A - Pressure adjustment in oil actuators : en fr
  • DE590939C - Milling machine for processing the printing surfaces of cast type lines on a rotating workpiece table with a vertical drive shaft : de en
  • FR757958A - Production of new intermediate products for the production of azo dyes : en fr
  • US1942502A - Humidifier : en
  • USRE19044E - Wing shield support : en
  • US1943092A - Sprayer : en
  • US1942746A - Torsional cross joint : en
  • GB404304A - Manufacture of azo-dyestuffs on the fibre : en
  • US1943105A - Vacuum condensation system : en
  • DE590695C - Windscreen wipers with an electric motor drive : de en
  • GB404169A - Thermionic cathode for electric discharge devices : en
  • FR758085A - Panel of electric lamps with multicolored focal points and device allowing the variation of the colors of the images : en fr
  • US1942412A - Means for defrosting cooling element of mechanical refrigerators : en
  • US1943158A - Wheel hub : en
  • DE535951C - Production of low-sodium caustic soda : de en
  • DE590918C - Photographic roll film with protective paper strips : de en
  • FR758166A - Improvements to receptacles made from synthetic resins : en fr
  • US1942467A - Automatic boiler water deconcentration system : en
  • US1942932A - Game apparatus : en
  • DE590911C - Shake chute for automatic scales : de en
  • US1943216A - Theft preventive device for automobiles : en
  • US1942743A - Brake head : en
  • US1943135A - Thermostatic pilot buflner : en
  • US1943263A - Refractory and method of manufacture : en
  • DE590680C - Process for the production of a fuel from liquid hydrocarbons and coal : de en
  • US1942670A - Forming and breadking head for wire rope stranders and closers : en
  • US1943094A - Burial case : en
  • FR758040A - Improvements in machines for the treatment of sand, gravel, stones and all similar materials : en fr
  • DE590776C - Arrangement for controlling devices on the route through the moving conveyor container in pneumatic tube systems or similar systems : de en
  • DE590921C - Hydraulic braking device for motor vehicles : de en
  • AU1056832A - Improvements in and connected withthe construction of belt pulleys andthe like : en
  • FR758110A - Hygienic glass box placed in the furniture, intended to receive a night vase : en fr
  • US1942687A - Furnace and method of operating : en
  • IE12909L - Cartons : en
  • DE590974C - Trolley hangers for slaughterhouses : de en
  • FR757949A - Improvements to indicating devices for tourist maps, city maps, etc. : en fr
  • GB404058A - Improvements in, or relating to, electrical couplings, switches and the like : en
  • DE590692C - Lathe support for cutting taper threads : de en
  • FR757926A - Method of establishing objects subjected to wear and tear allowing the recovery and complete use of the final residue : en fr
  • FR757941A - Balancing device and its applications, in particular to gun turrets : en fr
  • FR758053A - Improvements made to the means for tying bundles of fodder also called cabotins : en fr
  • GB404323A - Improvements in or relating to steam traps : en
  • GB404111A - Improvements in electric discharge tubes : en
  • FR758019A - Process for obtaining photographic prints from negatives : en fr
  • FR758164A - Swivel or swivel device for vehicle headlights : en fr
  • DE590847C - Drain and overflow device for sinks, bidets, bathtubs or the like. : de en
  • FR758095A - membrane sound transmitter comprising in front of the membrane a resonance chamber and a horn : en fr
  • GB404262A - Manufacture of pigment colours : en
  • FR757903A - Adjustable vane for bale wrappers or other textile machines : en fr
  • GB404255A - Improvements in enclosures for animals or birds : en
  • DE584076C - Measuring pump for all kinds of fluids : de en
  • DE590145C - Process for the correct reading of lenticular lenticular films on photographic materials without a lenticular screen : de en
  • FR758178A - Illuminated police plate for automobiles : en fr
  • GB404079A - Improvements in apparatus for bundling or securing wires round packages : en
  • US1942504A - Automatic compensator for paper rolls : en
  • US1943068A - Embossing and printing machine : en
  • AT136202B - Warehouse for flat, z. B. Prismatic Animal Leak Salt Blocks. : de en
  • DE590738C - Toggle switch : de en
  • DE584940C - Clock for indication of the time with movable digits : de en
  • DE590421C - Statistical machine controlled by number cards with combinations of holes : de en
  • GB404314A - Improvements in shelters : en
  • GB404619A - Improvements in or relating to pressure couplings for lubrication : en
  • DE590810C - Arc extinguishing device in which the arc is deionized in narrow, deep slots in the insulating material : de en
  • DK48244C - Double flip. : da en
  • GB404101A - Improvements in or relating to electric discharge tubes : en
  • US1942906A - Fire extinguisher : en
  • AT136110B - Device to prevent the moiré effect and the formation of clouds when copying lenticular films. : de en
  • CA338485A - Brake shoe : en fr
  • AU1144633A - Improvements in or relating to apparatus for producing rubber filaments : en
  • DE590823C - Floor corner molding : de en
  • DE590977C - Thread guide device : de en
  • DE590817C - Turning plate knitting machine : de en
  • FR758199A - Process for improving textile materials : en fr
  • DE590992C - Claw coupling for railway vehicles : de en
  • AT136187B - High-speed stranding machine. : de en
  • FR757920A - Openwork metal floor : en fr
  • DE590901C - Classifying sieve for separating and re-placing fine to coarse material : de en
  • CA338551A - Liquid meter : en fr
  • DE590659C - Rotary drum screen separator for liquids : de en
  • DE590960C - Pattern-controlled thread guide changing device for flat weft knitting machines : de en
  • FR757918A - Automatic screen : en fr
  • CA338466A - Furnace grate : en fr
  • DE590652C - Process for improving smoking tobacco : de en
  • DE590282C - AC generator for supplying an auxiliary transformer, the secondary side of which is connected in series with the consumer circuit to suppress the ripple of the voltage supplied by a rectifier : de en
  • DE590670C - Process for the production of electrical welded or soldered connections, in particular between cable lug and conductor : de en
  • DE590875C - Process for the thermal treatment of hydrocarbons : de en
  • US1943269A - Christmas tree holder : en
  • US1942962A - Automatic lock for windowoperators : en
  • AU969932A - Improvements in or relating to high frequency thermionic amplifiers : en
  • AU1276333A - Celluloid embossing process : en
  • CA338438A - Vehicle signalling apparatus : en fr
  • US1943067A - Coiled spring structure : en
  • US1942566A - Support for concrete reenforcements : en
  • CA338423A - Ether production : en fr
  • US1943024A - Silent gear and method of manufacture : en
  • US1942635A - Water regulator : en
  • AU1029832A - Improvements in and relating to apparatus for removing boots and shoes from lasts : en
  • AU1058832A - Improved punching ball exercising appliance : en
  • AT136142B - Radiological procedure. : de en
  • US1942798A - Loading machine : en
  • CA338444A - Bromine derivative : en fr
  • AT136185B - Electric regulator. : de en
  • US1942614A - Railway traffic controlling apparatus : en
  • US1942458A - Secondary cooling element : en
  • AT136243B - Suspension for motor vehicles with swinging half axles. : de en
  • AT136248B - Control device. : de en
  • DE590824C - Fluid compass : de en
  • DE590619C - Refilling device for a hydraulic braking device, in particular of a motor vehicle : de en
  • DE590849C - Shower head : de en
  • DE590981C - Circuit arrangement for increasing the switching speed of stepping mechanisms : de en
  • US1942897A - Cooling and moistening material : en
  • US1943160A - Illuminated wheeled toy : en
  • US1943223A - Heating apparatus : en
  • CA338481A - Railway truck brake rigging : en fr
  • US1942789A - Apparatus for paralleling synchronous machines to maintain reciprocating engines or pumps in synchronism : en
  • US1942395A - Water sprinkler : en
  • US1942462A - Telephone system : en
  • US1942708A - Sod cutter : en
  • AU935932A - A rocker branding machine : en
  • AT136249B - Belts, especially for women. : de en
  • AT136233B - Loop. : de en
  • US1942785A - Riveting jack : en
  • US1943136A - Guide and take-up for electric cords : en
  • FR758203A - Rail fixing method : en fr
  • GB404150A - Improvements in and relating to abrasive elements for abrading tools : en
  • GB404215A - Improvements in sewing machines : en
  • CA338427A - Harrow or cultivator : en fr
  • CA338474A - Starting motor : en fr
  • CA338538A - Hydrocarbon polymerization : en fr
  • DE590651C - Enamelling process : de en
  • DK48243C - Device by which an automobile wheel along its tread can be provided with various carrier tubes which can be exchanged quickly. : da en
  • US1943240A - Magnetic interrupter : en
  • AU1018132A - Improvements in or relating to thermionic modulation systems : en
  • CA338512A - Tantalum electroplating method : en fr
  • US1942441A - Pump : en
  • DE590689C - Button to be covered with fabric : de en
  • US1943013A - Filling device for packing machines : en
  • AU987232A - Flush valve : en
  • CA338508A - Acoustical building : en fr
  • US1943209A - Open fireplace grate : en
  • AT136222B - Device to prevent the flames of gas burners from being extinguished by liquid boiling over. : de en
  • US1942738A - Means for attaching a fishing line to a bob : en
  • US1943143A - Double acting internal combustion engine : en
  • US1943064A - Electrical machine : en
  • US1942482A - Shoulder brace : en
  • GB404287A - Improvements in or relating to colloidal suspensions suitable for insecticides : en
  • AU1082733A - Improvements in sliding clasp fasteners : en
  • CA338488A - Lenticular film projecting apparatus : en fr
  • DE516684C - Arrangement for stabilizing piezoelectric microphone plates made of non-crystalline material : de en
  • AU1416033A - An improved bearing for use with harvesters or other agricultural implements : en
  • US1943214A - Match box holder : en
  • GB404221A - An improved method and means for ensuring the delivery of predetermined quantities of material to contamers : en
  • GB404235A - Improvements in vibration devices for the treatment of the skin : en
  • US1942879A - Refractory material and batch and method for making the same : en
  • US1943249A - Magneto ignition apparatus : en
  • US1943274A - Tire bead : en
  • FR757968A - Electrically driven miniature automobile for racing games : en fr
  • GB404225A - Improvements in or relating to wireless receiving systems connecting aerials to distributing systems : en
  • FR758285A - Tool holder intended more particularly for threading machines : en fr
  • GB404224A - Improvements in or relating to the arrangement of fixed forwardly firing guns on aircraft : en
  • GB404315A - Containers for bottles : en
  • FR758171A - Bumper refinement : en fr
  • GB404241A - Improvements in or relating to floor polishers : en
  • DE590718C - Axle consisting of leaf springs, especially for prams and dolls' prams : de en
  • US1942689A - Domestic power unit : en
  • US1943004A - Bottle pick-up and handling mechanism : en
  • US1942850A - Eye-testing device : en
  • US1943095A - Amusement device : en
  • US1943098A - Centrifugal separator : en
  • GB404116A - Improvements in or relating to display boxes or cartons : en
  • GB404252A - Improvements in fuel injection mechanism for internal combustion engines : en
  • DE590814C - Device for the regulation of direct current shunt machines : de en
  • AU1274033A - Improvements in electric discharge devices : en
  • DE590733C - Compression refrigeration machine with return of the lubricant : de en
  • GB404317A - Improved process for the manufacture of organic condensation products : en
  • CA338494A - Brake shoe : en fr
  • DE590742C - Headlights : de en
  • GB404178A - Brush lifting gear for electric motors : en
  • GB404630A - Coal cutting machine : en
  • FR757954A - Refuge terminal : en fr
  • FR758160A - Internal combustion engine : en fr
  • FR758276A - Reversible dual-use mat : en fr
  • DK48258C - Savings calendar. : da en
  • AU1313733A - Sound reproducing apparatus and system : en
  • AU942732A - An improved fastener for watch straps and the like : en
  • AT136134B - Coin tray with grooves for holding columns of coins. : de en
  • DE590643C - Device for measuring the primary power of high voltage transformers : de en
  • DE590665C - Blocking device for adjusting devices of the railway switch signals : de en
  • FR758163A - Device for masking colored filters for shooting on embossed films : en fr
  • FR757939A - Tilting pontoon for all vehicles and all uses equipped with: retractable ramps fitted with wheels forming a trailer and additional pontoon, as well as lifting devices : en fr
  • GB404026A - Improvements in or relating to opening devices for cardboard boxes : en
  • GB404095A - Improvements in axle bearings and in the method of lubricating the same : en
  • DE590855C - Production of calcium nitrate and magnesia from dolomite : de en
  • US1943252A - Scraper : en
  • GB404047A - Improvements in and relating to methods of synchronising electric motors : en
  • FR758183A - Protective section coupling for open networks : en fr
  • GB404107A - A portable hydraulic device for testing the strength of hollow vessels : en
  • FR757905A - Sieve sieve : en fr
  • GB404086A - The electric welding of rivets especially those used in knitting machine needles : en
  • GB404131A - An electrically heated melting pot for type-bar-making and other machines : en
  • FR758044A - Automatic control device for gas supply to water heaters : en fr
  • FR758128A - Jackhammer training : en fr
  • FR758282A - Relay for semi-automatic electrical signaling with fixed lights and eclipses : en fr
  • GB404120A - Method of treating vulcanized rubber : en
  • GB404117A - Improvements in or relating to jigs for use in drilling metal tubular members : en
  • GB404322A - Improvements in or relating to devices for cleaning golf or other playing balls : en
  • DE590896C - Needle bar section : de en
  • AU1155733A - Improvements relating to vertical retorts forthe carbonization of coal andthe like : en
  • DE590979C - Device for mechanical stripping of tobacco leaves : de en
  • GB404123A - Improvements in reticulate drums or cylinders of paper-making and like machines : en
  • FR757979A - Coupling device for starting connection or control processes in remote indication installations, in particular telephone installations, using luminescence lamps connected to a prior voltage : en fr
  • GB404187A - Improvements in or relating to the production of stockings : en
  • FR758133A - Device for pulling a curtain : en fr
  • FR758056A - Brewing, kneading and mixing machine : en fr
  • GB404033A - Improvements in or relating to liquid hydrocarbon oils : en
  • DE590612C - Vessel for sterilizing and storing food and similar materials : de en
  • DE590935C - Bell device for monitoring the set line length of mechanically advanced die bars of die setting and line casting machines that are guided in a circuit on wires : de en
  • US1943148A - Process for preparing distjbstituted : en
  • US1943259A - Method of electric welding : en
  • DE590474C - Straw press with a feed and press rake that reaches into the press channel from above, is moved by cranks and controlled by a handlebar : de en
  • DE590904C - Deep sea telephone cables : de en
  • FR757950A - Improvements to indicating devices for tourist maps, city maps, etc. : en fr
  • GB404222A - Improvements in electric incandescent lamps : en
  • GB404216A - Improvements in and relating to web replenishing apparatus for printing and other machines : en
  • FR757940A - locking nut and locknut : en fr
  • FR758055A - Device preventing oil from escaping from axle boxes of rail vehicles : en fr
  • GB404229A - Improvements in or relating to means for indicating the magnitude of the gap betweenthe rolls in rolling mills : en
  • GB404613A - The manufacture of azo-dyestuffs : en
  • FR757901A - Product for welding aluminum : en fr
  • FR758257A - Thread dispenser for crochet, knitting, and the like : en fr
  • GB404021A - Improvements in or relating to milk pails or buckets : en
  • DE590730C - Metal extrusion press : de en
  • US1942585A - Single phase electric motor speed control : en
  • US1942610A - Process for production of water soluble metal carbamates : en
  • US1942639A - Stock rack : en
  • US1942883A - Pneumatic shoe : en
  • US1943271A - Brake beam strut : en
  • DE590674C - Procedure for connecting oil-filled multi-conductor cables : de en
  • DE590866C - Incinerator : de en
  • DE590900C - Method and device for feeding workpieces to a processing machine : de en
  • DE590916C - Fuel pump : de en
  • DE590920C - Process for the production of photographic copies on chromed gel layers : de en
  • GB404025A - Improvements in or relating to modulation arrangements employing fluid cooled thermionic valves : en
  • FR758258A - Direct heating brine stove : en fr
  • FR758273A - Device applicable to tilting scales and allowing the tilt lever to be lifted and immobilized : en fr
  • GB404330A - Improvements in and relating to rope, cord and the like : en
  • AT136213B - Double cuff button. : de en
  • DE590635C - Process for the production of alkaline earth formates : de en
  • US1942678A - Circuit interrupter : en
  • FR758209A - Improvement in the manufacture of bar clasps : en fr
  • DE590658C - Method for sizing rayon yarns : de en
  • DE590971C - Acoustic advertising device for goods dispensers : de en
  • US1943005A - Strip mill : en
  • US1942826A - Method for separation of ortho-and para-halobenzoic acids : en
  • US1942910A - Separable cellular carton : en
  • DE590729C - Machine for pressing out and dividing masses of all kinds, especially dough or the like. : de en
  • DE590752C - Sectional boiler with a built-in fuel chute : de en
  • US1942717A - Child's seat for barber chair : en
  • DE590852C - Process for agglomerating in ores u. Like. Finely divided gold or other precious metal by heating the ore to a temperature below the melting point of the metal : de en
  • US1943260A - Plaster supporting structure : en
  • DK48254C - Power plants. : da en
  • US1942521A - Paper cutter : en
  • FR758245A - Cord composed of textile threads and rubber, etc., and method of making it : en fr
  • FR757995A - Process for manufacturing bodies agglutinated in metal oxides : en fr
  • GB403996A - Improvements in, and relating to, portable electric drilling machines : en
  • GB404167A - Improvements in or relating to systems and apparatus for landing aircraft by the use of electro-magnetic waves : en
  • DE590741C - Thrust transformer : de en
  • FR757921A - Improvements in stamping cutting : en fr
  • FR758286A - Double-walled metal partition : en fr
  • DE590800C - Process and device for the prevention and / or removal of scale : de en
  • DE590834C - Automatic feeding device for material bars on automatic swiveling jaws : de en
  • FR758181A - Collar improvements : en fr
  • FR758225A - Process for forming copies on lenticular films intended to be projected in color : en fr
  • GB404302A - Improvements in electric and other imitation fires : en
  • DE590801C - Method and loom for multi-layer weaving of rod chain pile fabrics : de en
  • DE590951C - Equipment for the protection of massive components in the area of the stator frontal stray field of multi-phase AC machines against eddy current losses : de en
  • DE590931C - Compressed air nozzle with annular gap for blow offset : de en
  • FR758173A - Gear changing device applicable to drills and other machines : en fr
  • US1943034A - Double acting pump cylinder : en
  • US1943045A - Thermostatic gas burner : en
  • US1942438A - Paper product : en
  • FR758038A - Centering sleeve for screwdriver : en fr
  • GB404231A - Improved justifying device for matrix composing and type line casting machines : en
  • GB404609A - Process for the production of tubes, seamless drums, standard iron sections and railroad structural material : en
  • FR758025A - Toy plane : en fr
  • GB404100A - An improved drinking appliance for birds or animals : en
  • FR758152A - Insecticide and process for making it : en fr
  • FR758265A - Production of new azo dyestuffs : en fr
  • DE590699C - Method of attaching soles to shoes : de en
  • DE590735C - Combined sender and receiver for the telegraphic transmission of numbers and characters that are stamped into punch cards : de en
  • DE590642C - Device for the automatic voltage limitation of consumers with variable load by means of resistors with horizontal V-A characteristics : de en
  • FR758189A - Construction process of indeformable wooden panels, particularly applicable to the establishment of doors, and new industrial products resulting therefrom : en fr
  • FR758035A - Device for sound recording : en fr
  • FR758105A - Improvement of rings for stoves and cookers : en fr
  • US1942456A - Bookholder : en
  • US1943159A - Hub cap and means for securing same to wheel hubs : en
  • US1943251A - Rectifier anode bushing : en
  • CA338556A - Gas burner ignition system : en fr
  • CA338571A - Lubricating compound : en fr
  • GB404119A - Improvements in machines for hulling, husking and decorticating grain : en
  • US1942611A - Power head for a pump : en
  • AU1061732A - Electric discharge lamp, especially adapted for advertising and signalling purposes : en
  • US1943112A - Light valve : en
  • US1943047A - Apparatus for dispensing gas material : en
  • AT136200B - Process for the production of hydrophilic fatty substances. : de en
  • US1942929A - Motion picture projector b : en
  • US1942426A - Valve : en
  • US1942968A - Expander for piston rings : en
  • US1942996A - Short circuiter for repulsion induction motors : en
  • CA338446A - Adjustable mirror : en fr
  • FR758263A - Production of chromium-containing coloring matter : en fr
  • DE590506C - Process for improving the magnetic properties of magnetic substances : de en
  • DE590512C - Device for achieving several curves in writing instruments with several measuring mechanisms : de en
  • US1942807A - Water softening apparatus : en
  • DE590702C - Ring traveler for ring spinning and ring twisting machines : de en
  • FR758221A - Graduated plate device : en fr
  • US1942644A - Wheel suspension for vehicles : en
  • GB404307A - Improvements in optical systems for photography or kinematography particularly in colour : en
  • DE590899C - Device for complete drying of cement moldings : de en
  • US1942480A - Method of and apparatus for agglomerating : en
  • US1942620A - Hinge and seal for trunks : en
  • US1942658A - Hydraulic shock absorber : en
  • US1942735A - Process for producing binding strips for boxes, crates, and the like : en
  • US1943198A - Method of forming a brake drum : en
  • DE590873C - Process for the preparation of sulfur dyes : de en
  • US1942499A - Machine for cubing meat : en
  • US1943152A - Method of irrigating : en
  • US1943069A - Governor control mechanism : en
  • GB404227A - Cord composed of textile threads and rubber or the like and process for manufacturing the same : en
  • DE590840C - Removable seat, especially for motor vehicles : de en
  • DE590991C - Mine car : de en
  • DE590647C - Process for the production of resistant coatings on workpieces : de en
  • US1942827A - Tertiary alkyl substituted orthodihydroxy benzenes : en
  • US1942838A - Method of recovering amines and phenols from their aqueous solutions : en
  • US1943081A - Chair : en
  • US1942497A - Suction cleaner agitator : en
  • US1943195A - Glass working apparatus : en
  • DE590774C - Transformer with overcurrent protection device, especially for toy purposes : de en
  • GB404082A - Improvements in flush valves : en
  • US1942686A - Mirror and process of making it : en
  • US1942917A - Heat-insulated paper bag and method of making the same : en
  • USD91313S - Design for a combined oil burning : en
  • GB404281A - Improvements in or relating to television and like apparatus : en
  • US1942831A - Heating system : en
  • US1943131A - Molded decorative article : en
  • US1942528A - Grinding mill : en
  • US1942551A - Power supply system for electron tube systems : en
  • US1943050A - Hoisting mechanism for dump trucks : en
  • AU1055432A - Improvements in and relating to cooking stoves andthe like : en
  • GB404266A - Improvements in or relating to reservoir pens : en
  • DE566719C - Link mat made of individual rubber links : de en
  • GB404115A - Improvements in or relating to the preparation of catalysts : en
  • GB404012A - Improvements relating to surgical sewing needles, dental instruments and the like : en
  • GB404332A - Process of and apparatus for standardizing magnetic cores : en
  • CA338473A - Truck or tractor : en fr
  • CA338530A - Composite metal article : en fr
  • GB404094A - Improvements in or relating to self-starting synchronous motors : en
  • DE590734C - Carbonic acid ice cooling device for large cold rooms, especially for vehicles : de en
  • DE590953C - Installation on asynchronous machines with commutator rear machines to avoid mutual interference of the control organs : de en
  • DK48257C - Typewriter. : da en
  • USD91323S - Design for a tire or similar article : en
  • DE590707C - Drill bits, in particular rock drill bits, in which the diamonds are embedded in the surface of a crown formed from sintered metal : de en
  • US1942590A - Elevator cleaning device : en
  • AT136107B - Device for setting and regulating the speed on cinema sets. : de en
  • AT136166B - Lightbulb. : de en
  • GB404013A - Improvements in or relating to x-ray tube apparatus : en
  • US1943012A - Weft-shoot-changing device for gripper looms : en
  • FR758045A - Portable bed fitted to allow artificial respiration : en fr
  • FR758050A - Expansion joint system for various coverings, and installation devices : en fr
  • US1942848A - Method for leaching film, etc. : en
  • AT136118B - Process for making records. : de en
  • FR758067A - Connection sleeve, serving as transverse valve, for submarine cables : en fr
  • US1943173A - Safety razor : en
  • US1942909A - Freewheel mechanism : en
  • US1942500A - Machine for slitting meat, vegetables, and the like : en
  • US1942808A - Water softening apparatus : en
  • US1942868A - Method of and apparatus for drying cotton : en
  • US1942866A - Moistureproof igniting composition, especially for matches, and match prepared therewith : en
  • US1943157A - Magneto : en
  • FR758208A - Mechanical firing table for projectiles of all calibers : en fr
  • US1942421A - Apparatus for measuring altitude : en
  • US1942565A - Nail clipper sharpener : en
  • US1943099A - Locking device : en
  • AT136122B - Printing device for registering machines. : de en
  • AT136137B - Mesh reason for netting. : de en
  • AU1151233A - Improvements in or relating to taps, faucets andthe like : en
  • DE590691C - Preparations for destroying harmful insects and fungi : de en
  • US1942712A - Drapery suspension fixture : en
  • US1943126A - Electric translating circuits : en
  • FR758297A - Strobe tachometer : en fr
  • GB404141A - Pasteurised cheese and process for obtaining the same : en
  • DE590870C - Electrical switch based on the expansion principle : de en
  • US1943097A - Article working apparatus : en
  • US1942668A - Storage battery separator : en
  • US1943038A - Differentiation of speeds : en
  • AU1068632A - Process and apparatus for producing hydrated lime and portland cement clinker : en
  • AU1260933A - Improvements in or relating to superchargers for internal combustion engines : en
  • US1942934A - Hygrometer : en
  • US1942516A - Thermometer for measuring temperature of the skin : en
  • CA338586A - Nickel composition for welding : en fr
  • US1942417A - Valve : en
  • US1942553A - Rabbling device : en
  • US1942830A - Fish cooking apparatus : en
  • US1943224A - Method of forming brake drums : en
  • US1942492A - Tongs : en
  • US1942569A - Piston clamp : en
  • US1942881A - Apparatus for sharpening files : en
  • CA338567A - Temperature indicating and control mechanism : en fr
  • US1942655A - Tractor : en
  • USD91328S - Design for a mounting for jewels or : en
  • AT136120B - Method and device for clamping films in holding frames. : de en
  • CA338581A - Cellulose derivative material : en fr
  • CA338462A - Liquid dispenser : en fr
  • GB404048A - Improvements in safety razors : en
  • US1942705A - Oil-sealing device : en
  • US1942872A - Developing gelatin reliefs and making metal casts therefrom : en
  • US1942766A - Surgical instrument : en
  • AT136159B - Control device for radio receivers. : de en
  • AU1012332A - Improvements in infants' feeding chairs trays and tables : en
  • DE590850C - Process for the continuous saturation of sugar juices : de en
  • DE590962C - Automatic decoupling device for dental tools driven by flexible shafts : de en
  • FR757964A - Cold enamelled artificial stone process : en fr
  • GB404069A - Improvements in and relating to electric safety cut-outs : en
  • US1942675A - Wood chipping machine : en
  • US1942727A - Draftsman's table : en
  • US1942890A - Motion picture film magazine : en
  • US1942977A - Treatment of wood, fiber roard, wood-pulp, wood-fiber and the like : en
  • AT136154B - Circuit for receiving modulated high-frequency waves. : de en
  • FR757969A - Improvements to ammonium compounds : en fr
  • AU1030032A - Improvements inthe teat cups of milking machines : en
  • AT136235B - Stand-up collar. : de en
  • US1942698A - Float switch with auxiliary circuit control : en
  • US1943073A - Lawn sprinkler : en
  • US1942468A - Flexible insulated pipe : en
  • DK48255C - Ground table for placement on table corners and the like. : da en
  • US1942999A - Typewriting machine : en
  • US1942508A - Means of projecting graduations and characters of measuring devices : en
  • USD91311S - Design for a stand for fuel drums : en
  • US1942974A - Baking oven : en
  • FR757933A - Surgical instrument : en fr
  • GB404289A - Improvements in or relating to welding or cutting blowpipes : en
  • US1942445A - Method of making shafts for golf clubs and the like : en
  • FR757928A - Process for improving the earth connections used in lightning arresters, lightning rods, t. s. f. and in all other electrical applications : en fr
  • FR758016A - Manufacturing process of abrasive carbides : en fr
  • FR758096A - : fr
  • FR758116A - Electric razor : en fr
  • FR757974A - Device to prevent the points of false collars from rising : en fr
  • US1942512A - Torque limiting coupling : en
  • US1942567A - Dustguard : en
  • US1942854A - Photographic emulsion : en
  • US1943032A - Metal drawing press : en
  • US1942503A - Quick release device : en
  • CA338561A - Draft rigging : en fr
  • FR758179A - Engine cooling system of motor cars on which the engine is mounted at the rear : en fr
  • AU926432A - Improvements in or relating to electric batteries : en
  • CA338520A - Display carton : en fr
  • AU1067932A - An improved reversible disc plough : en
  • US1942481A - Voltage regulating of axle bearings for rail vehicles : en
  • US1943162A - Fuel pump : en
  • AU1015932A - An improved compound for killing noxious weeds andthe like : en
  • US1942684A - Earth anchor : en
  • US1943177A - Trap : en
  • CA338433A - Earth dam core : en fr
  • CA338456A - Saw adapter : en fr
  • AT136186B - Damping device for electrical machines. : de en
  • DK48249C - Eye protection device for industrial, medical and sporting use. : da en
  • US1942580A - Wireless transmission of telegraph impulses : en
  • US1942822A - Automatic fire-extinguishing system : en
  • FR758123A - Ionic valve for the production of alternating current : en fr
  • US1942802A - Car retarder for railroads : en
  • US1943138A - Means for indicating the open and closed positions of the discharge means of a liquid measure : en
  • US1943261A - Conduit-holding device : en
  • US1942896A - Ice cream cone : en
  • FR758080A - Production of new colorants in the tank, indigoids, asymmetric : en fr
  • FR758215A - Improvements to radio receivers : en fr
  • GB404140A - Improvements in wave signalling methods and apparatus : en
  • GB404211A - Friction lighter : en
  • GB404638A - Improvements in or relating to door or like return springs and locking means therefor : en
  • GB404162A - Improvements in or relating to electric fan motors : en
  • AT136135B - Sheet music turner. : de en
  • US1942618A - Coin controlled switch : en
  • US1943199A - Sugar dispenser : en
  • IE12802L - colloidal suspensions : en
  • AT136250B - Process for metallization by cathodic sputtering. : de en
  • US1942640A - Wrench : en
  • US1942993A - Method of producing athletic balls : en
  • US1943204A - Cigarette package : en
  • US1942531A - Low viscosity vinyl polymer : en
  • DE590672C - OE expansion vessel, especially for oil-filled cables : de en
  • GB404185A - Improvements in piezo-electric oscillators or resonators : en
  • US1942457A - Regulating system : en
  • CA338563A - Cushioning mechanism : en fr
  • US1942694A - Tubular heating element : en
  • CA338513A - Air strainer : en fr
  • US1942656A - Asphalt from blown petroleum residuums : en
  • US1942886A - Method of producing nitrates and recovery of nitric oxide : en
  • US1942969A - Cotton picker : en
  • CA338486A - Brake shoe : en fr
  • CA338531A - Radio tube tester : en fr
  • DE590758C - Load cell for measuring mechanical forces, in particular cutting forces, in cutting machine tools : de en
  • DE590761C - Device for opening and closing radiator flaps, especially in motor vehicles : de en
  • FR757943A - Metal rim : en fr
  • FR758201A - Box for film or roll wrap, into which the film or wrap slides in : en fr
  • CA338575A - Wash tub : en fr
  • US1942542A - Wall-paper trimmer's straightedge : en
  • US1942823A - Thermally operated device operating by expansion of air or other gas when heated : en
  • CA338475A - Aluminum alloy : en fr
  • CA338489A - Meat saw and cleaning method : en fr
  • US1942720A - Door controlling mechanism : en
  • US1943186A - Fire extinguisher : en
  • US1942400A - Ophthalmic lens : en
  • US1942819A - Combined stoker and firedoor : en
  • US1942465A - Method of making shafts for golf clubs and the like : en
  • US1942584A - Filter : en
  • US1942754A - Time interval indicator : en
  • DE590630C - Gas incandescent lamp : de en
  • US1942589A - Hydraulic turbine : en
  • US1942889A - Process of performing endothermic gas reactions : en
  • US1943253A - Toilet soap powder : en
  • DE590694C - Storage of the focusing screen in photographic equipment : de en
  • FR758158A - : fr
  • DE590923C - Device for sharpening sickle-shaped knives in straight-line cigarette machines : de en
  • DE590945C - Automatic star-delta connection for three-phase motors : de en
  • GB404175A - Improvements in or relating to bodyworks : en
  • US1942847A - Lubricating device : en
  • US1942964A - Web tension controlling mechanism for use with rotary printing machines : en
  • GB404135A - Improvements in or relating to hubs for aircraft and like propellors : en
  • US1943197A - Stuffing device : en
  • DE590744C - Rotary capacitor for high-frequency receivers with comma-shaped capacitance area of the movable plates : de en
  • US1943093A - Basket cover : en
  • US1943201A - Cutter for corn harvesters : en
  • DE590684C - Lifting platform, especially for motor vehicles : de en
  • DE590809C - Device to prevent cable mass from escaping from multi-conductor cables : de en
  • USRE19043E - Massaging device : en
  • US1942424A - Signaling system : en
  • US1942924A - Key retainer : en
  • US1942944A - Method and apparatus for dispensing gas material : en
  • US1943023A - Bread rack : en
  • US1942920A - Viscosimeter : en
  • FR758094A - Single-control portable drilling machine : en fr
  • US1943124A - Refrigerating unit : en
  • AT136109B - Stapling device, especially for nailing. : de en
  • US1943088A - Rectifier system : en
  • US1942916A - Ironing table : en
  • US1942846A - Vertically slotted straw dispenser : en
  • US1942958A - Light-sensitive cell : en
  • US1942835A - Electrical appliance : en
  • FR757935A - Long distance suction system, in several simultaneous directions, of liquid masses for example : en fr
  • AT136188B - Process and machine for generating the stress on test specimens during endurance tests. : de en
  • AT136165B - Headlights for vehicles. : de en
  • AU1270733A - Improvements in collapsible push cars orthe like : en
  • US1942574A - Athletic shoe : en
  • CA338483A - Brake shoe : en fr
  • US1942715A - Gravity hinge : en
  • US1942891A - Motion picture film magazine : en
  • US1943085A - Coating masonry : en
  • US1942638A - Process of making stereoscopic pictures by instantaneous exposure : en
  • US1942952A - Construction of spools : en
  • US1942625A - Wire grip : en
  • US1943139A - Power head for a pump : en
  • USD91321S - Design for a textile fabric : en
  • CA338463A - Milk bottle hood : en fr
  • FR758122A - Improvement in the assembly of the steering wheels of motor cars or others : en fr
  • US1942510A - Index device : en
  • US1942859A - Liquid concentration control apparatus : en
  • US1943182A - Starting device and starting circuit : en
  • AT136149B - Bottle. : de en
  • US1942791A - Electrode for secondary cells : en
  • US1942893A - Apparatus for hanging tobacco : en
  • AU1062632A - Improvements in and relating to sealing devices forthe shafts of gas compressors, pumps andthe like : en
  • US1942864A - Sound reproducing machine : en
  • US1943031A - Meissner : en
  • US1942591A - Automatic starting mechanism : en
  • DK48248C - Device for oil-fired heating devices for continuous combustion. : da en
  • FR758242A - Wood door : en fr
  • US1943086A - Electrical cable and method of manufacture : en
  • CA338553A - Signal voltage limiter : en fr
  • CA338439A - Rail template : en fr
  • AT136102B - Stand for stoves for liquid fuels. : de en
  • AT136178B - Switchable static and isodromic control for power machines. : de en
  • US1942811A - Single stroke gong : en
  • US1943010A - Closure for tanks, radiators, and the like : en
  • CA338450A - Rotary sprinkler : en fr
  • AT136201B - Extinguishing sleeve as a pocket device for cigars and cigarettes. : de en
  • US1942549A - Fluid transfer device : en
  • US1942821A - Curtain stretcher : en
  • CA338422A - Multiform stationery strip : en fr
  • AT136143B - Knitted varicose vein stocking. : de en
  • CA338440A - Electric lamp guard : en fr
  • CA338543A - Electromagnetic relay : en fr
  • FR757947A - Signaling device for railways : en fr
  • DE590648C - Process for protecting rubber against signs of aging : de en
  • FR757976A - LED input for prepayment machines : en fr
  • FR758250A - Improvements to dials for t receiving devices. s. f. with several series or bands of wavelengths : en fr
  • DE590924C - Process for the production of ceramic mass mixtures : de en
  • GB404102A - Improvements in or relating to piston rings : en
  • AU1065132A - Improvements in and relating to folding seats : en
  • US1942405A - Cotton picking means : en
  • US1943145A - Method of producing packing strips : en
  • FR757971A - Improvements made to the means for obtaining hollow or raised metal members for molding (in particular plastics), or even for stamping or stamping : en fr
  • FR758117A - How to fix the rails on the sleepers : en fr
  • GB404158A - Improvements in and relating to ships derricks and cargo working machinery : en
  • US1942673A - Gift wrapping ensemble : en
  • GB404125A - An improved method of and means for regulating the temperature of steam delivered bya steam superheater : en
  • GB404179A - Improvements in or relating to bicycles : en
  • DE590431C - Method and device for the production of stiffened wire mesh : de en
  • AT136237B - Handset for artificial light irradiation. : de en
  • AU1059332A - Improved golf tee : en
  • US1942800A - Sodium para-phenylphenate and method of making same : en
  • US1943168A - Card or label holder : en
  • AT136180B - Method for regulating the frequency of self-excited inverters, preferably in a parallel arrangement. : de en
  • AT136171B - Single-frequency transmitter. : de en
  • DE590846C - Connection of the base plate of a duct to the sheet pile wall : de en
  • FR758186A - Automatically controlled compressed air accumulator : en fr
  • AT136130B - Electric sounder. : de en
  • DE590645C - Arrangement for controlling electron relays, oscillation tubes or Kerr cells through the fluctuations in the natural potential of a photoelectric electrode that occur when there are fluctuations in light : de en
  • DE590816C - Electrode holder for electric ovens : de en
  • AT136131B - Device on footwear sewing machines for sewing uppers to hollow-shaped shoe soles (Opanken). : de en
  • US1943155A - Protector for tinning connecting rods and the like : en
  • FR757960A - New calculating instrument : en fr
  • FR758211A - Manufacturing process of numbered rolls for counters : en fr
  • US1943052A - Cigarette container or the like : en
  • FR757998A - Improvements to the means for delivering a pulverulent product by pneumatic action, in particular those for powdered rice puffs : en fr
  • FR758300A - Device for increasing the adhesion of a self-propelled vehicle suitable for towing a load : en fr
  • GB404328A - Improvements in tunnel kilns : en
  • US1942979A - Charging apparatus for coke ovens : en
  • FR758032A - Vertical or horizontal rotation skill and precision game : en fr
  • FR758176A - Collapsible container : en fr
  • AT136125B - Electric musical instrument. : de en
  • FR758074A - Oil fill indicator for automobile engines : en fr
  • GB404154A - Improved means for recording the movements of doors and the like : en
  • DE585188C - Regenerative furnace with constant flame direction, the working area of which gas and air are fed in simultaneously from opposite sides : de en
  • FR757967A - Miniature car racing game or similar vehicles : en fr
  • US1942960A - Piston expander : en
  • US1943188A - Sewer for sand : en
  • FR757914A - Improvements in combined measuring instruments, in particular pressure gauges and fuel gauges for motor vehicles : en fr
  • GB404032A - Improvements in or relating to sliding-clasp fasteners : en
  • CA338442A - Tire casing retreading apparatus : en fr
  • GB404148A - Improved means for suspending electric light bowls or shades : en
  • CA338516A - Electric switch : en fr
  • CA338548A - Razor : en fr
  • DE590626C - Device for storing cigarettes : de en
  • DE590655C - Process for the production of seamless tubes by inclined rolling hollow blocks arranged on a mandrel : de en
  • DE590912C - Electric pickup : de en
  • GB404283A - Improvements in and relating to electric discharge apparatus : en
  • GB404931A - Improvements in the manufacture and production of dispersing agents and preparationstherefrom : en
  • US1942452A - Dishwashing machine : en
  • US1943001A - Electrical outlet : en
  • US1943221A - Cellulose digester : en
  • FR758124A - Device for controlling ionic valves with screens : en fr
  • GB404087A - Improvements appertaining to ambulances : en
  • GB404678A - Improvements relating to apparatus for taking oil samples from deep wells, applicable for similar purposes : en
  • US1943141A - Traction belt for tractors : en
  • GB404108A - Improvements in or relating to cans, canisters and like metal containers : en
  • FR758268A - Process for modifying the properties of chrome dyes : en fr
  • AT136136B - Soles for shoes for lawn sports, in particular soccer. : de en
  • US1942651A - Telephone system : en
  • US1942768A - Spinning rope : en
  • FR758234A - Improvements to trestles for flying scaffolding : en fr
  • GB404194A - Improvements in or relating to the manufacture of rubber threads : en
  • CA338542A - Draft gear lubricating means : en fr
  • FR758103A - Automatic and integral locking device of the shuttle at a precise and invariable place in the boxes : en fr
  • FR758090A - Sand and gravel washing machine : en fr
  • US1943119A - Circuitous elevator : en
  • DE590681C - Recuperator : de en
  • GB404620A - Improvements in and relating to laminated electromagnetic cores : en
  • GB404305A - Means for transmitting power by oscillating fluid columns : en
  • USD91318S - Design for a bottle : en
  • GB404139A - Improvements in or relating to matrix-setting and type-linecasting machines : en
  • GB404144A - Method of preparation of bread : en
  • FR758212A - Locking device for nuts : en fr
  • FR758241A - Elbows and other elements for transport pipelines, and similar conduits : en fr
  • DE590491C - Antenna arrangement with reflector : de en
  • FR758135A - Mobile dam, with automatically variable height, for the creation of waterfalls : en fr
  • FR758057A - Process for making cakes and other pastries, sugars and resulting products : en fr
  • GB404191A - Improvements relating to the cooking and cooling of canned goods : en
  • GB404210A - Improvements in and relating to gas washing towers : en
  • DE590930C - Gas nozzle : de en
  • FR758207A - Reversible service for all tableware and the like : en fr
  • GB404093A - Improvements in or relating to circular rib knitting machines : en
  • US1942778A - Process of producing the same : en
  • GB404176A - Improvements in machines for spinning jute, hemp, sisal and similar fibres : en
  • FR757993A - Electric vacuum cleaner with pot, with device to dampen noise : en fr
  • DE590766C - Hand sheet metal shears, in which the one shear blade designed as a cutting head is arranged between the jaws of the counter-shear blade : de en
  • DE577919C - Manufacture of argon : de en
  • GB404104A - Improvements in or relating to cinema lamp reflectors : en
  • GB404143A - Improvements in and relating to twin wheeled vehicles : en
  • GB404165A - Improvements in drill chucks : en
  • US1942985A - Meat-slitting machine : en
  • GB404168A - Improvements in or relating to apparatus for twisting textile filamentary material : en
  • DE590746C - Process for the production of acridones of the anthraquinone series : de en
  • DE590948C - Arrangement of compensating connections for two-layer windings for commutator armature : de en
  • AT136158B - Transmitting device for electric, in particular ultrashort, waves. : de en
  • CA338525A - Axle press : en fr
  • FR758261A - Production of new asymmetric indigoid coloring matters : en fr
  • GB404159A - An improved show card for displaying samples : en
  • DK48252C - Rifle with accompanying Cartridge. : da en
  • DE590719C - Car body frame made of sheet metal for motor vehicles : de en
  • DE590762C - Slip clutch for vertical operation : de en
  • DE590549C - Device for draining the clarified liquid from a continuously rotating centrifugal drum : de en
  • US1942753A - Bead tip hair tooth comb : en
  • DE590765C - Deep hole drilling machine : de en
  • DK48259C - Device by Signs and the like with variable Text. : da en
  • DE590863C - Steam boiler with main superheater and flue gas heated intermediate superheater : de en
  • FR758167A - Reversible cold rolling mill : en fr
  • CA338435A - Cellulose derivative : en fr
  • GB404213A - Improved bottle cap opener : en
  • US1943183A - Device for changing direct current potentials to alternating current potentials : en
  • GB404042A - Improvements in or relating to film carriers for motion picture apparatus : en
  • DE590933C - Sample card for colored strands of yarn : de en
  • US1942652A - Shoe : en
  • US1942902A - Lacquer and process of making the same : en
  • DE590705C - Process for the production of a diffusion body : de en
  • US1942812A - Production of organic products from 7.18-stearic glycol : en
  • FR758226A - Wedge chuck : en fr
  • FR758233A - Boiler hearth : en fr
  • FR758003A - : fr
  • DE590772C - Device for automatic switching on and off of a secondary lamp of bicycle headlights fed by a dry battery : de en
  • US1942659A - Diffuser : en
  • DE590754C - Welded beam : de en
  • DE590889C - Process for the preparation of a photosensitive material bearing image and sound records : de en
  • FR757908A - Testing device for spark plugs and ignition devices : en fr
  • FR758175A - : fr
  • CA338562A - Draft rigging : en fr
  • GB404155A - Improvements in or relating to synchronous electric motors : en
  • US1942630A - Vent plug for a container containing a liquid : en
  • GB404190A - Improvements in vapour condensation vacuum pumps utilising organic vapours as the motive fluid : en
  • FR757907A - Process for removing iron from acidic aluminum salt solutions : en fr
  • GB404170A - Process for gettering electric discharge valves : en
  • DE590711C - Manufacture of molded parts from silicon-containing compounds : de en
  • DE590783C - Device, in particular for sound reproduction devices, in which changes in electrical current through magnetostriction cause movements of a magnetic body : de en
  • US1942443A - Check controlled switch mechanism : en
  • US1943179A - Preparation of nondyeing metalliferous sulphurized phenol derivatives : en
  • US1943063A - Molded button : en
  • US1942713A - Collapsible crate : en
  • US1942803A - Flotation machine : en
  • GB404147A - Improvements in or relating to the teasing or opening of flock, kapok and like materials and to the filling of cushions, down quilts and the like therewith : en
  • GB404233A - Improvements in and relating to electric transformers : en
  • US1942525A - Reenforced molded article of builders' hardware : en
  • US1942529A - Electrical indicating device : en
  • US1942540A - Apparatus for the production of artificial filaments or threads : en
  • US1942799A - Negatively charged aluminum gel : en
  • USD91339S - Design for a textile fabric or : en
  • FR758015A - Method and apparatus for measuring distances by emitting pulses of wave energy : en fr
  • FR757912A - Tubular pyramidal metal beam in assembled profiles and machine for obtaining these profiles : en fr
  • GB404027A - Improvements in insulating compositions for submarine electric signalling cables : en
  • FR758299A - On-field leather belt refinements : en fr
  • DE590861C - Writing pad or notepad, in particular a bridge board or the like. : de en
  • FR758266A - Coupling arrangement for the transmission of measured values using pulses : en fr
  • FR758272A - Method, device and machine for removing stains from fabrics : en fr
  • GB404248A - Improvements in fuel injection pumps for diesel engines : en
  • FR757985A - Process for the photographic recording and reproduction of sound : en fr
  • FR758278A - Device for simultaneous bookkeeping and cash register : en fr
  • GB404320A - Improvements in electric luminous discharge tube advertising or display devices : en
  • FR757915A - Improvements made to sliding control devices, in particular to the pull tabs mounted on the dashboards of motor vehicles : en fr
  • FR758082A - : fr
  • GB404242A - Improvements in or relating to centrifugal drums : en
  • GB404197A - Improvements in or relating to the inlet valves of internal combustion engines : en
  • GB404226A - Improvements in or relating to heat insulating partitions, sheathing and the like : en
  • FR758077A - Rotary switch : en fr
  • FR758238A - Improvements in the construction of seats, and in particular tilting seats : en fr
  • GB404686A - Method of and means for opening, cleaning, and transporting cotton and such like fibrous materials : en
  • FR757937A - Method for determining the position of a point and resulting objects : en fr
  • GB404298A - Improvements in repeatedly ignitible matches : en
  • DE590792C - Rohrmühle : de en
  • DE590967C - Device for recording horizontal impact impacts, in particular for vehicles : de en
  • DE590721C - Device for converting mechanical measured values into corresponding electrical measured values : de en
  • CA338578A - Dispensing-nozzle : en fr
  • US1942430A - Manufacture of acyl-benzoic acid compounds : en
  • FR758293A - Improvements to electro-optical devices : en fr
  • GB404091A - Improvements in or relating to wireless aerials and poles or posts therefor : en
  • GB404246A - Improvements relating to the shelves or sheets of domestic and like ovens : en
  • DE590644C - Device for light therapy, consisting of irradiation device and interchangeable metal vapor lamps with different metal fillings : de en
  • FR758298A - Sand filter : en fr
  • FR758083A - : fr
  • DE590942C - Deionization device for extinguishing an electric arc : de en
  • US1943147A - Process for the manufacture of two-part boxes : en
  • US1942860A - Door holding device : en
  • DE590786C - Medical lamp for ultraviolet radiation : de en
  • DE590874C - Process for the thermal treatment of carbon compounds, in particular hydrocarbons : de en
  • GB404243A - Improvements relating to the mounting of liners in the cylinders of internal combustion engines : en
  • FR757922A - Footwear and footwear manufacturing process resulting from the application of this process : en fr
  • FR758292A - Reels and rolls of photographic film : en fr
  • US1942490A - Ink double-rolling control : en
  • US1943203A - Presser foot for plain stitching and shirring : en
  • FR758005A - Foam extinguishing process : en fr
  • FR758062A - Sanitary crepe : en fr
  • FR757991A - Improvements to flexible metal pipes obtained by winding a profiled strip : en fr
  • FR758023A - : fr
  • FR758111A - Track shoe : en fr
  • GB404240A - Improvements in or relating to suction cleaners : en
  • US1942728A - Cloth clamp : en
  • US1942767A - Method of distilling nonmiscible substances in columns : en
  • GB404230A - Improvements in or relating to tubular heat exchangers for fluids : en
  • FR758198A - Process for the production of cyanine dyes : en fr
  • US1942761A - Halogen derivatives of isodibenzopyrenequinones : en
  • DE589802C - Method for regulating the thread tension in textile machines, especially in two-for-one twisting machines : de en
  • FR758150A - Guidance and stabilization system for a car bogie on railway tracks : en fr
  • FR758295A - Mounting device with adjustable position, for street brushes and the like : en fr
  • GB404071A - Improvements in or relating to apparatus for cooling liquids and more particularly milk : en
  • US1943200A - Bracket : en
  • US1943244A - Boot tree : en
  • FR758115A - Motor-propelled airplane, with tubular components : en fr
  • FR758146A - Mobile and removable rack for canoe oars : en fr
  • US1942643A - Vent plug for storage batteries : en
  • US1942636A - Lubricating oil : en
  • DE590712C - Suspension clamp for catenary contact lines for electric railways : de en
  • US1943030A - Propagation of trees from cuttings : en
  • DE590676C - Device for starting and synchronizing multi-motor drives for work machines : de en
  • DE590779C - Process for the operation of cooling systems : de en
  • DE590745C - Electrode arrangement for electrical discharge tubes : de en
  • FR758148A - Cigarette Making Machine Improvements : en fr
  • FR758251A - Process for manufacturing bodies of rubber, rubberized materials or the like : en fr
  • AT136215B - Wheel for motor vehicles u. Like. With removable rim. : de en
  • CA338582A - Exchangeable heel : en fr
  • GB404649A - Improvements in and relating to light signals : en
  • AU1194533A - Improvements in rotary furnaces for combustion of town refuse andthe like : en
  • AT136153B - Level meters, in particular for wireless transmission systems. : de en
  • CA338447A - Swing : en fr
  • DE590710C - Filter press : de en
  • DE590984C - Arrangement of dry rectifiers in series and parallel connection : de en
  • GB404105A - Improvements in or relating to means for operating the brushgear of alternating current commutator motors : en
  • AT136167B - Series resistor for electric light bulbs to increase their service life. : de en
  • AU1114333A - Improvement in liquid coating compositions : en
  • US1942475A - Detachable extension for tractor trucks : en
  • US1943022A - Mount for pictures, photographs, and the like : en
  • US1942453A - Support for flexible hose : en
  • US1942582A - Sausage making method and apparatus : en
  • US1942752A - Seat hanger : en
  • US1943025A - Ticket issuing and change giving machine : en
  • CA338534A - Weir closing device : en fr
  • CA338492A - Hydraulic machine : en fr
  • AT136205B - Method and device for the production of rolled dough pieces. : de en
  • AT136229B - Sharpener for safety razor blades. : de en
  • US1942470A - Gyro vertical for aircraft : en
  • US1942444A - Vehicle top sign : en
  • US1942436A - Protective device for commerical oil heating systems : en
  • US1942495A - Rheostat potentiometer : en
  • US1942950A - Floral rack : en
  • CA338452A - Gas mask : en fr
  • CA338579A - Pasteurizing machine : en fr
  • US1943048A - Fountain pen : en
  • AU1066932A - Improvements in and connected with electric organs : en
  • US1943277A - Eyeshade : en
  • US1942517A - Thermometer : en
  • US1943011A - Float operated switch : en
  • US1942861A - Producing high-pressure steam : en
  • DE590915C - Reversible multi-cylinder two-stroke internal combustion engine with single-acting scavenging air pump for each working cylinder : de en
  • FR758184A - : fr
  • CA338464A - Pulverising mill : en fr
  • US1943060A - Automobile license plate holder : en
  • US1942419A - Process of making shoes : en
  • US1942731A - Doorlatch : en
  • DE590838C - Pistonless hydraulic accumulator with compressed air loading : de en
  • FR758042A - Process for the preparation of condensation products : en fr
  • US1942554A - Oil filter pressure control : en
  • US1942926A - Composition containing chlorinated diphenyl and nitrocellulose : en
  • CA338451A - Binder driving machine : en fr
  • AT136170B - Electrolytic cell, particularly electrolytic capacitor. : de en
  • CA338584A - Humidifier : en fr
  • DE590685C - Process for the production of rubber solutions that do not vulcanize at normal temperature : de en
  • US1942401A - Radio tube tester : en
  • US1942548A - Device for determining azimuth by observations on polaris : en
  • US1942839A - Self-unloading boat : en
  • US1943236A - Dewaxing mineral oils : en
  • CA338566A - Regulator : en fr
  • AT136148B - Ultra short wave receiver. : de en
  • DE590925C - Rotary kiln for burning cement : de en
  • FR757929A - Operating mechanism, applicable in particular for controlling electrical switches : en fr
  • CA338491A - Grease-cup : en fr
  • US1942994A - Can cutting device : en
  • US1943087A - Electrical cable and method of manufacture : en
  • US1943219A - Corn coverer : en
  • USD91342S - Design for a decorative illuminating : en
  • AT136219B - Device for lighting control. : de en
  • DE590740C - Arrangement for starting and regulating rotor-fed three-phase current shunt commutator motors : de en
  • US1942965A - Hair waving apparatus : en
  • US1942579A - Pressing implement : en
  • US1943185A - Electric motor control system : en
  • CA338472A - Garment hanger and brush : en fr
  • CA338539A - Frictional shock absorber : en fr
  • FR758243A - Improvements in the manufacture of bituminous compositions for roads, etc. : en fr
  • US1943275A - Tire bead : en
  • AU1106433A - Improvements in and relating to valves : en
  • FR758027A - Improvements made to the shape of elements intended for the construction of walls and vaults in refractory products : en fr
  • FR758097A - Valve for gas stoves and the like : en fr
  • GB404019A - Improvements in or relating to the bleaching of animal fibres : en
  • GB404020A - Improvements in or relating to television : en
  • US1943111A - Sliding clasp fastening : en
  • DE590946C - Switching device for short-circuit armature motors, in particular for driving cutting machines : de en
  • US1943057A - Engine and transmission control means : en
  • FR758069A - Process for the preparation of novel complex metal compounds of azo dyes : en fr
  • AT136214B - Plant and equipment for regulating the drainage channel of reservoirs and increasing the strength of their closing dams. : de en
  • AU1522833A - Improvements in and connected with elevators for delivering grain and heads of crop to threshers of harvesting machines : en
  • US1942455A - Base plate for dentures : en
  • US1943058A - Folding chair : en
  • US1942605A - Quetch : en
  • US1943262A - Conduit-holding device : en
  • US1942695A - Fire escape : en
  • DE590957C - Process for the preparation of water-insoluble disazo dyes : de en
  • FR758139A - Blowing nozzle for shaft furnaces : en fr
  • US1942478A - Electroosmotic fractionation of glue and gelatin : en
  • US1942404A - Telephone system : en
  • AU1102833A - Improvements in and relating tothe manufacture of metallic alloys : en
  • CA338436A - Fibrous material digester : en fr
  • US1942939A - Automatic train pipe coupling head : en
  • US1942498A - Machine for manufacturing hose : en
  • US1942882A - Milking apparatus and process : en
  • DE590513C - Control of the material feed and the emptying of the load tray with automatic scales : de en
  • DE590656C - Universal rolling mill : de en
  • US1942776A - Window screen for automobiles : en
  • DE590954C - Current rotating field separator : de en
  • US1943020A - Cable tap connecter : en
  • US1942633A - Transmission : en
  • US1942938A - Automatic train pipe connecter : en
  • US1942957A - Liquid container : en
  • USD91316S - Design fob a spot welding machine : en
  • AU1061332A - Improvements in or relating tothe treatment ofthe surfaces of aluminium or aluminium alloy articles : en
  • AU1287033A - Improvements in or relating to vehicle windscreens : en
  • CA338546A - Hair clipper : en fr
  • DE590864C - Machine for the production of multiple prints one behind the other and one next to the other of similar print images on a printing plate mounted on a cylinder : de en
  • GB404961A - Improved device for effecting and maintaining remote or distant control of rail motor trains and for other purposes : en
  • DE590884C - Fuel injector : de en
  • GB404637A - Improvements in and relating to wearing apparel : en
  • DE590757C - Talking machine : de en
  • FR758277A - Individual wheel suspension, established in the form of an oscillating lever and combined with the steering, for vehicles walking on roads and rails : en fr
  • GB404053A - Improvements relating to liquid fuel and gas burners : en
  • GB404090A - Improvements in or relating to anti-dazzle devices for vehicle lamps : en
  • DE590784C - Electrical installation switch : de en
  • FR758051A - monolithic element for making or covering stair treads, and method of making : en fr
  • FR758182A - Manufacturing process of electric heating bodies : en fr
  • GB404196A - Improvements in fastening devices : en
  • US1942998A - Mounting for sliding vehicle seats : en
  • US1943037A - Folding chair : en
  • FR758007A - Folding armchair, especially for the beach and camping : en fr
  • GB404132A - Apparatus for launching or raising lifeboats of ships : en
  • GB404011A - Improved magnetic compositions containing principally iron and cobalt : en
  • US1942632A - Nozzle-head for the artificial silk stretch-spinning process : en
  • USD91340S - Design fob a textile fabric ob : en
  • US1942433A - Automatic unloader for compressors : en
  • US1942637A - Tractor control : en
  • US1943268A - Chemistry : en
  • DE590272C - Gravity folding davit : de en
  • DE590701C - Shoe heel : de en
  • DE590728C - Oven with surrounding baking plates, which are guided through the baking chamber, which is divided into several shafts : de en
  • DE590748C - Process for the preparation of triarylmethane dyes : de en
  • DE590769C - Stretchable pressure lining for the completion of bags : de en
  • GB404639A - Improvements in brake mechanism for vehicles and the like : en
  • DE590922C - Locking device for sliding window with a locking rod lock provided in the upper horizontal frame part : de en
  • DE590723C - Process for the production of coarse-grained dispersions of bituminous substances : de en
  • DE590890C - Explosion vacuum liquid lifter : de en
  • US1942989A - Heat insulating product : en
  • US1943083A - Air register : en
  • GB404290A - Improvements in or relating to doctors of calender rolls of paper making or like machines : en
  • DE590580C - Process for the preparation of sulfur-containing compounds from monoses : de en
  • US1942442A - Gas mask head harness : en
  • US1942685A - Sulphite pulp digester system : en
  • US1942980A - Process of coking liquid or liquefiable bituminous material : en
  • US1942981A - Electric furnace : en
  • US1942429A - Miniature baseball game : en
  • DE590639C - Chiller : de en
  • DE590867C - Steering axle control, especially for rail vehicles with a central control axle : de en
  • US1942925A - Portable boom support : en
  • US1942995A - Hydraulic turbine : en
  • US1942593A - Means for reducing curved printing plates to uniform thickness : en
  • US1943041A - Concealed flush tank : en
  • DE590615C - Shut-off valve for containers under internal pressure, especially for handheld fire extinguishers : de en
  • DE590843C - Mouthpiece for brick extrusion : de en
  • FR758140A - Process for preparing mixed quinone dyes : en fr
  • FR758254A - Pipe with settling chamber : en fr
  • FR758125A - Device for animating heads or silhouettes of subjects intended for toys : en fr
  • US1942398A - Apparatus for producing embossed articles from plastic strip material : en
  • US1942894A - Toy : en
  • FR758078A - New auxiliary products for the textile industry : en fr
  • GB404157A - Improvements in or relating to sheet delivery apparatus for printing and like machines : en
  • FR757982A - New manufacturing process for waterproof and flexible hairstyles : en fr
  • US1943226A - Spindle for net making machines : en
  • DK48246C - Procedure and device for utilizing the kinetic energy developed by vehicles driving downhill. : da en
  • DE590508C - Optical precision measuring device : de en
  • CA338498A - Tabulating machine : en fr
  • DE590883C - Diaphragm pump : de en
  • DE590704C - Clock with calendar : de en
  • FR758290A - Convertible furniture : en fr
  • GB404156A - Improvements in and relating to steam turbines : en
  • US1942967A - Piston packing ring : en
  • FR758210A - Improvements in the regulation of currents at high or musical frequencies superimposed on distribution networks : en fr
  • US1942415A - Dual system of control for elevator : en
  • US1942702A - Control mechanism for hopper car doors : en
  • US1942747A - Manifolding device : en
  • US1943033A - Building material : en
  • FR758144A - Rigid paving or tile slab, flexible rubber : en fr
  • GB404016A - Improvements relating to stroboscopic apparatus : en
  • GB404146A - Wheels for road vehicles : en
  • CA338587A - Bag : en fr
  • FR758063A - Construction process for floors and vaults with light elements of reduced dimensions that fit together and do not require props or formwork : en fr
  • DE590909C - Process for removing molten glass from the outlet of a container located below the glass surface : de en
  • DE590910C - Method and device for producing hoses : de en
  • GB404068A - An improved controller box for gas or electric street lamp columns : en
  • US1942621A - Rotary registering device : en
  • US1942927A - Hydraulically actuated indexing mechanism : en
  • AT136181B - Drive for the rollers of pleating machines for folding control. : de en
  • CA338521A - Tool retainer : en fr
  • GB404636A - Improvements in mechanically propelled vehicles : en
  • US1942792A - Radioreceiver : en
  • US1943074A - Mailing wrapper with built-in receptacle : en
  • DE590955C - Arrangement of the conductive lattice girders of the control electrode of a multi-electrode tube with a box-shaped anode of square cross-section : de en
  • GB404145A - Improvements in or relating to wick supporting burners for liquid fuel burning lamps : en
  • DE590970C - camp : de en
  • GB404200A - Improvements in and relating to apparatus for producing a subatmospheric pressure onthe skin : en
  • US1942741A - Water cooler : en
  • US1943227A - Pressure seal for shafts : en
  • US1942613A - Phonograph : en
  • DE590708C - Self-sealing coke oven door : de en
  • GB404648A - Device for cutting sheets of pastry for the manufacture of tarts : en
  • DE590914C - Shipping cage for small birds : de en
  • DK48250C - Means for introduction into bicycle hoses, automobile hoses and the like, to make them point-free, and Procedure for the manufacture of the means. : da en
  • GB404023A - Improvements in and relating to gully covers for road drainage : en
  • GB404098A - Improvements relating to chimney and ventilating shaft tops : en
  • FR757916A - Improvements in the means used to produce television : en fr
  • FR758174A - Hydraulic distributor, with adjustable capacity and visible reading for boiler : en fr
  • US1943202A - Shaving brush : en
  • GB404051A - Improvements in or relating to the coverings of the rollers of textile machinery : en
  • US1942732A - Wagon end gate fastener : en
  • US1943075A - Valve mechanism for main and pilot : en
  • DE590802C - Centrifugal process for sludge masses from sugar production : de en
  • US1942724A - Luminescent ture electrode receptacle : en
  • GB404014A - Improvements in or relating to electric signalling systems : en
  • GB404245A - Improvements relating to electrical cables : en
  • GB404029A - Improvements in or relating to thermionic valve apparatus : en
  • FR758087A - Rubbing : en fr
  • DE590798C - Blower device for transporting straw u. like : de en
  • DE590871C - Method for measuring the mechanical power output or consumption of asynchronous machines : de en
  • US1942726A - Display rack for magazines and the like : en
  • GB404336A - Improvements in change speed gearing for lathes and other machine tools or the like : en
  • DE590978C - Yarn clearer : de en
  • FR757923A - Protective device for pets : en fr
  • DE588697C - Filter circuits : de en
  • GB404097A - Improvements in kitchen cabinets : en
  • AT136129B - Self-collecting goods seller with several goods dispensing devices. : de en
  • US1943059A - Apparatus for dispensing gas material : en
  • FR758059A - Manufacturing process of compression molded objects : en fr
  • CA338469A - Fruit jar cap : en fr
  • US1942947A - Automatic stoker fok coal stoves : en
  • US1942991A - Slicing machine : en
  • AT136183B - Drying felt for cardboard and paper machines. : de en
  • CA338432A - Fibrous article manufacture : en fr
  • CA338558A - Petroleum distillate extraction : en fr
  • CA338509A - Wall or ceiling : en fr
  • CA338478A - Plough share nose : en fr
  • US1942672A - Golf tee : en
  • US1942561A - Radio signaling system : en
  • US1942697A - Surface switch : en
  • US1942805A - Globe with appliances mounted for attaching them : en
  • US1943207A - Liquid level gauge : en
  • US1942774A - Printing silk with chrome dyestuffs : en
  • AT136113B - Coin checking device on self-cashers : de en
  • AT136103B - Reflector cap for electric lights. : de en
  • US1942870A - Paper-sorting machine : en
  • US1942393A - Aviator's goggles : en
  • US1942719A - Toy : en
  • US1943232A - Method and apparatus for producing low temperature high pressure liquid carbon dioxide : en
  • AU1261933A - Improvements in or relating to boxes : en
  • AU1063832A - An improved construction of combined water heater and steam generator : en
  • US1942545A - Photo-electric tube : en
  • FR757930A - Aquatic locomotion apparatus : en fr
  • FR758291A - Photographic film roll enhancements : en fr
  • US1942647A - Windshield heater : en
  • FR757955A - Universal household pliers : en fr
  • FR757931A - Removable crampons for shoes, and device for their fixation : en fr
  • CA338477A - Gyrating mechanism : en fr
  • FR758284A - Improvement in pumps for volatile liquids : en fr
  • GB404647A - Improvements in or relating to machines for applying tape to sheet material : en
  • FR758197A - : fr
  • GB404321A - Improvements in or relating to the manufacture of water-meters : en
  • GB404684A - A process for the production of mineral acid esters of glucosides : en
  • GB404319A - Improvements in apparatus for separating dust from coal or other materials : en
  • US1943172A - Production of distorted photographs : en
  • AT136127B - Device for pivoting a book. : de en
  • AU1058132A - Improved cooking utensil : en
  • US1943082A - Carburetor : en
  • AT136231B - Process for the treatment of vegetable fibers, in particular cotton and linen fibers. : de en
  • IE12910L - Safety device for gas burners : en
  • US1942888A - Helicopter lifting screw and operating mechanism therefor : en
  • USD91322S - Design for a tire : en
  • GB404631A - Improvements in and relating to screw propeller blades and the like : en
  • DE590947C - Arrangement for checking the operability of a disconnected line : de en
  • FR757909A - Hides with the most varied perforated patterns and their manufacturing process : en fr
  • FR758165A - Improvements to inclinometers, in particular those used on board aircraft : en fr
  • GB404129A - Improvements in or relating to book supports : en
  • GB404056A - Improvements in and relating to rotary gas and vapour pumps : en
  • GB404134A - Improvements in and relating to means for lowering the pumping limit of centrifugal compressors : en
  • GB404257A - Helicopter : en
  • DE590697C - Device for binding sausages : de en
  • US1942963A - Locomotive driver box : en
  • IE13377L - Coupling device between tractor and trailer : en
  • DE590926C - Briquette bundle : de en
  • DE520079C - Process for the preparation of N-alkyl- and -aryl-substituted oxy-ªÏ-aminoacetophenones : de en
  • DE590858C - Cellulose ester varnish : de en
  • US1942688A - Fluid foil : en
  • US1943242A - Insulating mounting for anode grids : en
  • FR758011A - Sound propagation device : en fr
  • GB404113A - Improvements relating to electric contact devices : en
  • GB404076A - Improvements in or relating to circular knitting machines of the superposed needle cylinder type : en
  • US1942837A - Flush valve : en
  • CA338533A - Lubricant dispenser : en fr
  • FR757917A - Improvements to toys formed by a narrow groove pulley combined with a string : en fr
  • FR758043A - Process for preparing hydrogenated rubber : en fr
  • FR758138A - Shock absorbing device to be placed between the stirrups and the stirrups in the riding saddles : en fr
  • FR758147A - Residual sulfuric acid concentration process : en fr
  • DE590897C - Thread tensioning device for specialist winding machines : de en
  • FR758220A - Silk Fabric Interlayer Electrolytic Capacitor : en fr
  • GB404077A - Improvements in tubular heat exchangers for fluids : en
  • US1943265A - Knitting machine : en
  • US1943248A - Feed water regulation : en
  • FR758030A - Non-glare automotive headlight : en fr
  • US1943072A - Treating apparatus : en
  • US1943246A - Pyrolysis of hydrocarbon gases : en
  • USD91312S - Design for an oil burning heater : en
  • FR758021A - Endurance testing machine with periodic torsional forces : en fr
  • US1942706A - Process for protecting fiber products : en
  • GB404329A - Improvements in and relating to rope, cord and the like : en
  • US1942914A - Therapeutic apparatus : en
  • US1943264A - Method of making manifold paper webs : en
  • FR758227A - Tie holder : en fr
  • GB404184A - Improvements in torque transmission mechanism : en
  • GB404127A - Subaqueous burner for use in cutting, welding and the like operations : en
  • FR758246A - Process for the manufacture of mercapto-compounds of the anthraquinone series and resulting products : en fr
  • GB404195A - Improvements relating to rail vehicles and rails : en
  • DE590687C - Device for measuring the total amount of a gas flowing through a pipe : de en
  • FR758270A - Improvements to photosensitive systems : en fr
  • GB404285A - Improvements in or relating to gas-filled electric luminous discharge tubes and electrodes therefor : en
  • GB404286A - Improvements in and relating to electric discharge tubes : en
  • US1942718A - Amusement machine : en
  • US1942865A - Azodyestuff containing a nitrosogroup : en
  • DE590778C - Bucket chain excavator with a cantilever arm-like boom carrying the conveyor belt : de en
  • US1942941A - Automatic train pipe connecter : en
  • US1942674A - Aeroplane power plant : en
  • US1943089A - Brake drum swaging machine : en
  • USD91326S - N e may : en
  • AT136174B - Push-button security lock for valuables bags, envelopes, etc. like : de en
  • CA338541A - Draft gear lubricating method : en fr
  • GB404249A - An improved rubber bathing cap : en
  • DE590511C - Earth inductor compass : de en
  • DE590990C - Completely encapsulated cooling machine : de en
  • AT136108B - Device for recording and reproducing sound films with mechanical sound recording. : de en
  • AU1232133A - Improvements in fuel and like atomizers : en
  • CA338434A - Cellulose derivative substitution : en fr
  • US1942997A - Short circuiter for electric motors : en
  • US1943142A - Roller mill adjusting device : en
  • CA338572A - Electron discharge device : en fr
  • DE590795C - Process for the production of pocket clips : de en
  • US1942871A - Glazing bar : en
  • US1942921A - Sanding device for automotive vehicles : en
  • AT136157B - Device for atomizing and spraying liquids, powdery bodies and the like. like : de en
  • US1943070A - Electrical precipitation apparatus : en
  • US1943117A - Artificial eyes for dolls, manikins, and the like : en
  • DE590677C - Method for fastening copper braids in metal carbon brushes by inserting the end of the copper braid provided with a tin knot into a bore in the carbon and by filling this bore : de en
  • AT136224B - Device for separating the hot components of the exhaust gases from their cooler components in two-stroke internal combustion engines. : de en
  • US1943243A - Lubricating means : en
  • CA338459A - Hydraulic apparatus : en fr
  • CA338528A - Meat package : en fr
  • DE590895C - Device for the production of fleeces : de en
  • US1943144A - Hot plate mounting : en
  • AT136179B - Arrangement for remote control of electrical circuits. : de en
  • DE590657C - Electric drive for laundry box ironers with rack and stationary ironer bridge : de en
  • US1942483A - Phase shifting device : en
  • US1942693A - Mattress and the like and process of manufacturing the same : en
  • US1942515A - Forging furnace : en
  • US1943213A - Automatic lever for furnaces : en
  • CA338506A - Roof and floor : en fr
  • US1943247A - Pothead device : en
  • US1942437A - Frame : en
  • US1943096A - Automatic reclosing circuit breaker system : en
  • US1942563A - Slicing machine : en
  • CA338476A - Aluminum alloy : en fr
  • US1942667A - Storage battery separator : en
  • US1942788A - Interlocking system for railroads : en
  • US1942616A - Valve mechanism : en
  • US1942427A - Feed water regulator : en
  • US1942764A - Process and apparatus for cooling and granulating resin : en
  • US1942931A - Toothbrush : en
  • US1943273A - Tire bead : en
  • US1943153A - Roller straightening machine : en
  • US1942771A - Collapsible container : en
  • US1943053A - Internal combustion apparatus : en
  • GB404635A - Method of and means for electrically purifying gases : en
  • CA338500A - Circuit interrupting apparatus : en fr
  • CA338555A - Belt lacing hook manufacture : en fr
  • FR758232A - Calorifier system, air circulation, for space heating, by gas or any other calorific means : en fr
  • FR758216A - Automatic coupling, in particular for railway vehicles : en fr
  • GB404075A - Improvements in or relating to bed settees : en
  • GB404612A - Improvements in or relating to retorts or the like : en
  • FR758010A - Improvements to colloidal suspensions usable as insecticides : en fr
  • GB404219A - Improvements in or relating to a method and apparatus for the manufacture of rubber thread : en
  • DE590839C - Conveyor bridge supported in three points on caterpillar tracks, especially for overburden : de en
  • DE590662C - Process for the preparation of compounds of hexavalent chromium : de en
  • DE590983C - Branch terminal for electrical lines : de en
  • US1942992A - Process and apparatus for bending metal bars : en
  • US1943077A - Poultry-dressing machine : en
  • AT136242B - Motor vehicle house with stands arranged on concentric turntable rings. : de en
  • DE590287C - Process for removing the sulfur dioxide absorbed by the gas during sulfur washing with a sulfur dioxide-containing polythionate solution : de en
  • DE590650C - Mixture throttle valve for injection carburetor : de en
  • US1942679A - Brassiere : en
  • US1942707A - Window burglar guard and alarm : en
  • US1942908A - Liquid feeding mechanism : en
  • US1942935A - Powder box : en
  • US1943210A - Automatically variable pitch propeller : en
  • CA338536A - Tag forming machine : en fr
  • FR758084A - : fr
  • FR758196A - Improvements to free mobile games : en fr
  • US1943181A - Composition of matter : en
  • DE590767C - Portable machine tool with reversible drive motor and braking device : de en
  • AT136240B - Control of gas or metal vapor discharge devices. : de en
  • US1942604A - Camera leveling and shutter controlling apparatus : en
  • US1943254A - Darning foot for sewing machines : en
  • US1942971A - Concrete construction : en
  • AT136152B - Process for the production of plate systems for rotary capacitors. : de en
  • US1942856A - Article of furniture : en
  • US1943278A - Method of and apparatus for classifying fruit and vegetables : en
  • US1942526A - Radio navigating system : en
  • US1943193A - Envelope opener : en
  • AT136227B - Electric overcurrent switch with automatic and manually operated instantaneous switch-off and manual restart. : de en
  • CA338495A - Journal bearing : en fr
  • DE590775C - Method for classifying, counting and feeding tablets : de en
  • US1942547A - Binder : en
  • US1943066A - Golf player's club selecting device : en
  • GB404161A - Improvements in and relating to twin wheeled vehicles : en
  • AT136116B - Mixer for concrete or the like. : de en
  • AU1037032A - Improvements in hydraulic conversion gears : en
  • CA338503A - Electric circuit breaker : en fr
  • US1942721A - Flexible connection : en
  • DE590832C - Device for cleaning the combustion air of internal combustion engines : de en
  • US1942448A - Hosiery drying form : en
  • US1942739A - Switch for electric safety signals : en
  • US1942852A - Nonhalation backing for photographic film : en
  • US1942978A - Coking bituminous material : en
  • DE590725C - Equipment for smoke combustion on ceramic ovens : de en
  • US1942622A - Paper manufacture : en
  • CA338501A - Refractory body manufacture : en fr
  • US1942762A - Hot blast stove : en
  • US1943205A - Pantographic map drawing apparatus : en
  • FR757965A - New forms of bricks and method of application for masonry : en fr
  • FR758155A - Process for preparing a synthetic dye : en fr
  • US1942648A - Piston valve : en
  • US1942824A - Electric discharge device : en
  • US1942626A - Illuminated sign : en
  • US1942592A - Machine for reducing printing plates to uniform thickness : en
  • US1942829A - Hose for vehicle brakes : en
  • DE590751C - Profile rail, especially for curtain rods : de en
  • GB403995A - Improvements in or relating to fastening-inserting machines : en
  • US1942473A - Bill fold or receptacle : en
  • US1943101A - Vulcanizing machine : en
  • US1943187A - Blowgun : en
  • CA338441A - Tire casing retreading method : en fr
  • FR758098A - Automatic shut-off device for machines working on continuous webs or sheets and in particular rotary printing machines : en fr
  • FR758086A - Pneumatic control device for movable electrical contacts of switching tables for the selective switching on of lamps on lamp panels : en fr
  • US1942663A - Adjustable visor : en
  • GB404316A - Improvements in means for comparing the timing of a frequency controlling clock withthat of a standard clock : en
  • US1942407A - Embalming preparation : en
  • GB403988A - Improvements in the manufacture of cellulose acetate : en
  • FR758283A - Device to sharpen the blades of safety razors : en fr
  • FR758033A - Toothbrush handle forming reservoir : en fr
  • CA338523A - Hydrogenous reaction apparatus : en fr
  • DE590212C - Arrangement for suppressing harmonics in high-voltage DC circuits : de en
  • FR758191A - Valve for breathing apparatus : en fr
  • US1942607A - Radiator hood : en
  • US1942748A - Method and apparatus for projecting two or more actions or scenes at the same time : en
  • GB404324A - Mortice lock with automatic shooting of the bolt : en
  • DE590755C - Saw clamp : de en
  • US1942936A - Gas heater : en
  • US1942942A - Collapsible tube : en
  • GB404130A - Appliances for the transport of railway vehicles on streets : en
  • US1942841A - Daylight screen : en
  • US1942704A - Gasket : en
  • DE590805C - Safety device for chlorinators : de en
  • US1942972A - Hair waving apparatus : en
  • US1943184A - Brake mechanism : en
  • US1942858A - Distillation apparatus : en
  • CA338465A - Exercising apparatus : en fr
  • DE590376C - Process for the preparation of dyes which color in a sulfur-sodium bath : de en
  • DE590944C - Parcel counter : de en
  • FR757932A - Process for obtaining solutions of glucinium fluoride from double glucinium fluoride and an alkali metal : en fr
  • FR757984A - Front or rear axle for automobiles or other vehicles with independent wheels : en fr
  • US1942955A - Bread slicing machine : en
  • US1943118A - Valve gear for fluid pressure units : en
  • US1942527A - Method and apparatus for withdrawing lowest sheets : en
  • US1942923A - Method of treating copper and copper alloys : en
  • US1943122A - Gasket : en
  • US1942745A - Universal driving connection : en
  • GB404050A - Improvements relating to pivots : en
  • DE590811C - Automatic charging device for electrical collector batteries : de en
  • GB430331A - Improvements in or relating to the construction of aeroplanes : en
  • GB404089A - Improvements in appliances for cutting, slicing or chipping potatoes or the like : en
  • US1942556A - Dispensing apparatus : en
  • US1942816A - Knitting machine : en
  • US1942887A - Piston : en
  • US1942810A - Two-piece screw cap : en
  • AU1094733A - Improvements in or relating to settling tanks : en
  • CA338573A - Signal transmission system : en fr
  • US1942867A - Deicer for aeroplanes : en
  • US1942892A - Insecticide and insectifuge : en
  • AT136196B - Device for carrying out the process for increasing energy and forming flashes of flames in an electric arc according to patent no. 119328. : de en
  • DE590504C - Building with an outline favorable to ventilation due to wind flow : de en
  • DE590892C - Firing machine : de en
  • FR758131A - Improvements to kitchen stoves : en fr
  • FR758161A - Automatic synchronizer : en fr
  • GB404114A - Improvements in cartons for containing wool yarns and the like : en
  • GB404177A - Improvements in a therapeutic heat treatment device : en
  • US1942535A - Voltage regulation system : en
  • US1942624A - Cooker : en
  • US1942631A - Lubricating apparatus : en
  • US1943163A - Handle lock for vacuum cleaners : en
  • US1943267A - Remote temperature indicator : en
  • FR758071A - : fr
  • GB404062A - Improvements in or relating to the production of artificial filaments : en
  • US1942420A - Machine for assembling mattress tufts and tufting-cords : en
  • US1942642A - Race track equipment : en
  • US1942843A - Cellulose organic ester composition containing dibutyl malate : en
  • AU1069532A - Process forthe manufacture of new amino azo compounds : en
  • DE590793C - Device for the treatment of roll films in baths : de en
  • DE590956C - Process for the production of water-insoluble azo dyes : de en
  • US1942966A - Window sash detent : en
  • US1942609A - Soda fountain sirup pump : en
  • US1943019A - Perparation of frozen meat and the like : en
  • US1942413A - Varnish composition and shellac substitute : en
  • US1942669A - Free wheeling transmission clutch : en
  • DE590737C - Method for telegraphic communication over lines or wireless : de en
  • US1942559A - Radiator : en
  • US1942948A - Screen : en
  • US1943090A - Device for accumulating power : en
  • CA338497A - Valve regulator : en fr
  • FR758108A - Improvements to mower blade sharpeners : en fr
  • FR758294A - Apron with advanced fastening system : en fr
  • GB404142A - Improvements in and relating to bakers' and like ovens : en
  • DE590893C - Process for decorating metallic objects : de en
  • US1942423A - Edible article : en
  • AT136223B - Pencil sharpener. : de en
  • DE590768C - Riveting device with an upsetting punch for the rivet shaft that can be moved in the door : de en
  • AT136241B - Process for preserving fats. : de en
  • AU1203333A - Improvements in rail anchors : en
  • US1943029A - Servo-motor : en
  • AT136115B - Signal system with a call from the corridor or the like in the apartment u. like : de en
  • GB404318A - Improvements relating to ignition magnetos for internal combustion engines : en
  • AU1071132A - Improvements in or relating to variable attenuation devices suitable for use in connection with thermionic amplifiers : en
  • US1942532A - Larvicide and process of making the same : en
  • GB404046A - Process for ameliorating the smell of the exhaust gases of internal-combustion engines : en
  • US1942777A - Brake hanger : en
  • GB403997A - Improvements in and relating to corsets for ladies' wear : en
  • FR758213A - Protective casing for tanks of airplanes, automobiles, or any engine : en fr
  • GB404608A - Process of and apparatus for measuring reduction in size of solids : en
  • US1943125A - Boiler construction : en
  • DE590611C - Cooling device for internal combustion engines : de en
  • FR758141A - Process for the production of alcohols from olefins : en fr
  • GB404151A - Improvements in and relating to abrasive elements for abrading tools : en
  • CA338496A - Loudspeaker coil : en fr
  • US1942703A - Gasket : en
  • US1943230A - Nonreversing hand crank : en
  • US1942876A - Spraying apparatus : en
  • USD91343S - Design for an advertising sign : en
  • AU1062032A - Improvements in or relating to means forand methods of surface treating shoe parts orthe like : en
  • AU1061432A - Improvements in or relating to television and like systems : en
  • US1943055A - Journal box and car frame support : en
  • GB404646A - Improvements in or relating to thermionic devices : en
  • US1942976A - Body support : en
  • US1943233A - Heating and ventilating system : en
  • AT136195B - Locking device for windows, doors and. like : de en
  • DE590812C - Trigger for mast switch : de en
  • GB404072A - Improvements in and relating to acoustic devices of the horn type : en
  • AT136141B - Cylinder lock. : de en
  • AU1412433A - Improved liquid heater : en
  • CA338484A - Brake shoe : en fr
  • US1942949A - Method of and apparatus for effecting tight couplings : en
  • AT136247B - Device for the simultaneous flow of traffic signals between several stations. : de en
  • US1942491A - Paint and pigment therefor : en
  • AT136218B - Method and device for the photographic recording of sounds. : de en
  • DE590663C - Steam engine with steam generation in the cylinder : de en
  • DE590882C - Potato plow with share and tine grate attached to a mouldboard : de en
  • DK48256C - Container for ink and the like for dropwise delivery of the liquid. : da en
  • FR757948A - Combined scraper control support and sludge evacuation device for large settling tanks : en fr
  • FR758154A - Protection method for roofs or terraces : en fr
  • GB404112A - Improvements in and relating to electric vacuum switches : en
  • DE590943C - Compressed gas switch : de en
  • FR758168A - Process for the manufacture of oil-soluble resins capable of hardening obtained from aldehydes and phenols : en fr
  • AT136193B - School desk. : de en
  • AU1296933A - Improvements in pistons : en
  • DE590771C - Direction indicators for motor vehicles : de en
  • AT136112B - Cash register or accounting machine. : de en
  • DE590835C - Cabinet apparatus for hardened saw blades : de en
  • AT136198B - Process for the production of weather-resistant Sorel cement compounds. : de en
  • CA338529A - Rubber surface processing : en fr
  • US1942849A - Stepladder brace : en
  • FR758012A - Light-solid color pigment manufacturing process : en fr
  • US1943017A - Builder's guide : en
  • US1943008A - Treatment of cellulose derivatives : en
  • FR758076A - System for transmitting news by teletransmission cable, in particular by submarine teletransmission cable : en fr
  • GB404193A - Improvements in or relating to the construction of staircases : en
  • DE590693C - Device for the electrical control of advertising devices : de en
  • AT136232B - Process for the production of fireworks with a colored spray effect. : de en
  • US1942533A - Lock : en
  • US1942986A - Rubber ring cutting machine : en
  • CA338443A - Caulking or covering material : en fr
  • GB404037A - Improved means of distributing sound : en
  • US1942402A - Hydraulic dumping body : en
  • US1942880A - Game device : en
  • FR758200A - : fr
  • GB404063A - Improvements in electric discharge devices : en
  • GB404291A - Improvements in or relating to electric measuring instruments : en
  • GB404268A - Improvements in or relating to artificial threads : en
  • GB404074A - Improvements in, or relating to, cutlery cabinets and the like : en
  • GB404238A - Improvements in or relating to apparatus for forming glassware : en
  • US1943215A - Textile roll and method of making the same : en
  • GB404118A - A method of disaggregating cellulose fibres in liquids : en
  • US1943040A - Time controlled electric switch : en
  • FR758079A - New intermediates and resulting new coloring matter : en fr
  • FR757952A - Process and plant for the treatment of coal products and resulting products : en fr
  • FR758046A - Furnace for the incineration of household waste : en fr
  • GB404061A - Apparatus for making infusion of tea, coffee and the like : en
  • DE590640C - Procedure for cooling several rooms : de en
  • DE590703C - Football sleeve closure : de en
  • DE590862C - Connection of coils of a steam superheater made of different building materials : de en
  • CA338429A - Heel top piece attaching device : en fr
  • CA338580A - Pasteurized dairy product : en fr
  • DE585886C - Suspension isolator with screw connectors serving as pressure transmission bodies between the bolt and the insulating body : de en
  • GB404055A - Improvements relating to rotary electric switches : en
  • GB404979A - Improvements in domestic coal scuttles : en
  • FR758013A - Development of mine lamps : en fr
  • US1942933A - Toothbrush : en
  • US1943108A - Motor vehicle heating system : en
  • GB404057A - Improvements in electric contact devices : en
  • GB404232A - Improvements in and relating to the operation of rectifiers in parallel : en
  • US1942451A - Woven wire and method of producing the same : en
  • GB404288A - Improvements relating to inclinometers particularly for use in aircraft : en
  • FR758009A - Vibrator applicable in particular to facial treatment : en fr
  • FR758049A - Material usable for floor coverings or underlays, and applications of this material in the establishment of cover panels : en fr
  • FR758262A - Production of chromium-containing coloring matter : en fr
  • FR757936A - Mechanism for controlling the windshield wiper and horn of motor vehicles : en fr
  • FR758072A - Improvements to processes for preserving mineral oils used as dielectrics : en fr
  • US1942751A - Radio receiving apparatus : en
  • US1942716A - lotter : en
  • FR758031A - Styling and combing comb liquid dispenser : en fr
  • FR757924A - Vacuum or compressed air brake regulator, applicable to high speed and freight trains : en fr
  • US1943194A - Liquid dispensing apparatus : en
  • GB403990A - Improvements in inking apparatus and the method of operating the same : en
  • FR757946A - Improvements in needle handling by electromagnet : en fr
  • FR758136A - precision spark gap : en fr
  • GB404610A - Improvements relating to operating mechanism for motion picture film cameras : en
  • GB403998A - Improvements in apparatus for producing or analysing polarised light : en
  • GB404137A - Improvements relating to apparatus for applying lead sheaths to electric cables : en
  • GB404611A - Improvements in and relating to electric control and relay systems : en
  • US1942946A - Composition board : en
  • CA338560A - Sulphur compound conversion : en fr
  • USD91331S - Design foe a beverage dispenser : en
  • FR758014A - Safety device for liquid dispensers and dispensing devices fitted with this device : en fr
  • GB403989A - Improvements in or relating to the manufacture of smokeless fuel in briquette form : en
  • GB404070A - Improvements in locks and latches : en
  • GB404632A - Improvements in rotary drums for heating, drying and the like : en
  • US1942899A - Self-lighting cigarette : en
  • US1943174A - Upholstery needle : en
  • US1942874A - Molded article : en
  • DE590985C - Process for the production of core and molding compounds for foundry purposes : de en
  • FR758274A - Pneumatic sorter with pulsating air currents for sorting coals, ores, etc. : en fr
  • US1942875A - Carbureting means : en
  • DE590796C - Process for rendering the ª ‰ ú¼ª ‰ -dichloroethyl sulfide harmless : de en
  • US1942654A - Apparatus for making absorbent dental rolls : en
  • US1943065A - Electrical drive for sound film equipments and the like : en
  • CA338490A - Storage battery connector : en fr
  • US1942901A - Fire fighting tool : en
  • US1943164A - Meter calibrating device : en
  • GB404203A - Improvements in or relating to manures : en
  • GB404214A - Improvements in or relating to coal and like cutting machines : en
  • FR758192A - Process for the preservation of wool, furs, etc., against parasites of textile materials : en fr
  • US1942734A - Holder for shoulder straps : en
  • US1942973A - Flexible connection : en
  • US1943071A - Power transmission mechanism : en
  • US1942793A - Apparatus to control the flow of fluids through conduits : en
  • AT136209B - Collapsible, free-standing hunting pulpit. : de en
  • US1942711A - Regulating valve apparatus for locomotive or other steam engines : en
  • US1942781A - Safety means for chairs : en
  • AT136114B - Device for forming seams, in particular loopless cross-stitch seams. : de en
  • AT136191B - Fluid measuring device for dispensing different amounts. : de en
  • CA338537A - Draft rigging : en fr
  • FR758048A - Material usable for coatings, and method of manufacture : en fr
  • FR758230A - Device for extinguishing ignition failures or short circuits on the DC side of a rectifier : en fr
  • US1942411A - Telephone transmission line : en
  • US1942518A - Pipe joint : en
  • US1942680A - Yarn spool : en
  • GB404060A - Process of raising the melting point of natural estered resins : en
  • FR758017A - Bodywork refinements : en fr
  • US1942878A - Single pass heat exchanger : en
  • US1943270A - Shaded-pole induction motor : en
  • US1942943A - Feed : en
  • DE590371C - Autotransformer winding : de en
  • AT136150B - Method for distancing the electrode support supports in electrical discharge vessels u. like : de en
  • AT136104B - Fuse setting machine. : de en
  • US1942595A - Post binder : en
  • AT136192B - Method of checking the shape of bodies that are intended to be precise bodies of revolution. : de en
  • AT136244B - Saddle pads for bicycles and motorcycles. : de en
  • US1942666A - Apparatus for forming bushing structures : en
  • USD91329S - Design fob a one piece sport dress or : en
  • DE590714C - Temperature protection and control for a single electric heater : de en
  • CA338480A - Filter : en fr
  • FR758126A - Device for enriching the gasifier gas with richer gas for all gasifier vehicles : en fr
  • DE590727C - Barrel device with traveling hearth running through the furnace : de en
  • CA338570A - Building block : en fr
  • AT136151B - Lens changing device for stereoscopic microscopes. : de en
  • US1943276A - Faucet : en
  • DE590876C - Device to prevent pitting on air heater pockets as a result of falling below the dew point : de en
  • US1942418A - Method of drying soap flakes : en
  • US1942759A - Coupler : en
  • USD91324S - Design for shelf-paper : en
  • AT136228B - Device for sharpening and honing razor blades. : de en
  • AT136207B - Elevator combined with a trieur on grain cleaning machines. : de en
  • DE590197C - Switching device for moving light bulb images on a universal lamp field : de en
  • AT136239B - Locking device for windows, doors and. like : de en
  • US1942828A - Drying machine : en
  • AT136230B - Deck chair. : de en
  • AT136128B - Device for picking up sound from records. : de en
  • CA338430A - Humidifying device : en fr
  • US1943036A - Concrete, masonry, and steel construction : en
  • AU1024732A - Improvements in or relating to carburettors for use with internal combustion engines : en
  • AT136212B - Oven firing. : de en
  • CA338455A - Phonograph : en fr
  • US1942403A - Feeding device for a special lathe : en
  • US1942588A - Telegraph regenerative repeater : en
  • DE590888C - Papierstoffhollaender : de en
  • FR758070A - Process for the preparation of complex metal compounds of azo dyes : en fr
  • GB404621A - Improvements in or relating to window frames for motor vehicles and the like : en
  • CA338445A - Sink garbage holder : en fr
  • CA338540A - Draft gear lubricating method : en fr
  • US1942650A - Apparatus for coking bituminous liquids and the like : en
  • US1942723A - Composite panel and method of producing the same : en
  • AU1522933A - Improvements in and connected with threshing and winnowing mechanism of harvesting machines : en
  • AT136221B - Slide lock. : de en
  • US1942681A - Trap door construction : en
  • US1943106A - Evaporator : en
  • CA338585A - Licence plate holder : en fr
  • AT136172B - Rotating toothbrush. : de en
  • AU1166033A - Improvements in or relating to processes and apparatus forthe distillation treatment of materials containing hydrocarbons : en
  • DE590673C - End cap for electrical cables, especially for oil-filled high-voltage cables : de en
  • US1942474A - Sleeping porch curtain : en
  • US1943000A - Method of sizing artificial fibers : en
  • IE12850L - Emulsifying method and machine. : en
  • AT136111B - Arrangement of photographic equipment for automatic exposure control. : de en
  • US1942814A - Delinquency indicator of flyback type : en
  • US1943002A - Automatic fork for looms : en
  • US1942970A - Box construction : en
  • US1942710A - Free-line-casting level-wind reel of the nonfree-spool type : en
  • AT136169B - Electric resistance heater for hot water bottles. : de en
  • AT136101B - Packaging and transport system for goods, especially for paper or the like. : de en
  • US1942432A - Heating apparatus : en
  • US1942434A - Golf club : en
  • US1942690A - Rock drill : en
  • US1943078A - Process for the recovery of indene : en
  • DE590770C - Light shaft for reflex cameras : de en
  • DE590936C - Collecting device of a die setting and line casting machine with gripping wheels, which grasp the triggered dies from the side and push them into the horizontal collecting point : de en
  • GB404218A - Electric signalling lamp : en
  • CA338437A - Pulp and liquor processing : en fr
  • AU1060032A - Improvements in totalisator ticket issuing machines : en
  • DE590837C - Device for draining substance-containing fluids, e.g. B. pulp and water or the like. : de en
  • CA338425A - Hydrocarbon oil fractionating apparatus : en fr
  • AU1072232A - An improved roofing tile : en
  • US1942937A - Process of heat treating ferrous metals : en
  • AU1068832A - Improvements in anti rail-creeping devices : en
  • AT136211B - Scythe ring. : de en
  • US1942507A - Process for the preparation of sols for clarifying liquids : en
  • US1942602A - High frequency stabilizer : en
  • US1942845A - Bottle stopper : en
  • CA338424A - Antenna system : en fr
  • DE590937C - Collector of a die setting and line casting machine : de en
  • DE590966C - Frame for receiving and holding flat glazing pins : de en
  • CA338568A - Radiator front : en fr
  • AT136217B - Device for closing envelopes, e.g. B. casings, sacks for pulpy, powdery, granular and lumpy goods. : de en
  • US1942725A - Shoe polishing rack : en
  • US1942409A - Appointment reminder clock : en
  • DE590595C - Support plate for electric iron : de en
  • FR758004A - Inductive action safety device for trains : en fr
  • DE590851C - Air cooker for dry processing of coal and other minerals with a practically triangular hearth surface : de en
  • US1942682A - Method of operating open hearth furnaces : en
  • US1943137A - Process of cooling and purifying burner gases : en
  • AT136145B - Switching arrangement for vacuum tubes with three or more electrodes. : de en
  • US1942571A - Two-stroke internal combustion engine : en
  • CA338470A - Relay : en fr
  • US1943217A - Dispensing receptacle : en
  • USD91335S - Design fob a cabinet fob a game : en
  • US1943245A - Vehicle-engine radiator shutter : en
  • AU1065232A - Improved means for use in cooling liquids : en
  • US1942853A - Rubber master batch and method of making the same : en
  • AT136210B - Toy top. : de en
  • US1942756A - Minnow bucket : en
  • AT136176B - Condensate drain. : de en
  • FR758006A - Improvement brought to the easels for sawing logs : en fr
  • GB404136A - Means for drying coated metallic articles : en
  • AT136105B - Tie holder. : de en
  • CA338557A - Denatured fat : en fr
  • CA338559A - Hydrocarbon oil cracking method : en fr
  • US1942834A - Quick detachable mount for motors : en
  • US1942399A - Method of and sheet for making flat opening books : en
  • CA338449A - Ice box cake : en fr
  • US1942509A - Refrigerator door covering attachment : en
  • DE590106C - Device for the continuous production of a padding strand from a nonwoven strand : de en
  • DE590634C - Production of aluminates and hydrochloric acid : de en
  • DE590739C - Device for the selective display or shutdown of faulty system parts : de en
  • FR758060A - Process for the preparation of amino derivatives which can be used in the vulcanization of rubber : en fr
  • GB404212A - Improvements in or relating to vehicle supports or the like : en
  • GB404247A - Improvements in or relating to chimney-pots : en
  • US1942696A - Ice cream freezer construction : en
  • US1942918A - Jar cover opener : en
  • FR758061A - Further training in balers, balers and similar devices for hay and fodder, straw and other agricultural products : en fr
  • FR758194A - Device for stereoscopic projection of still or cinematographic views : en fr
  • AU974932A - Improvements relating to rubber or rubberlike compositions and articles manufactured therefrom : en
  • US1943212A - Thread drawing device : en
  • CA338519A - Rotary pump : en fr
  • DE521728C - Process for the preparation of secondary aromatic aminoketones : de en
  • DE590777C - Schlagbaer operated by a gaseous pressure medium for driving in piles, sheet piles and the like. like : de en
  • GB404106A - Improvements in or relating to electric signalling systems : en
  • US1943166A - Lifeboat launching device : en
  • DE590747C - Process for the preparation of anthrapyrimidines : de en
  • US1942677A - Torque absorbing device : en
  • US1943116A - Refrigerating system : en
  • US1942801A - Antiseptic and germicide : en
  • FR758008A - Indicator of pressure variations of a liquid or gaseous fluid, in particular for pressurized lubricating oil pipes : en fr
  • FR758118A - Cinematographic projector having, in particular, the shape of a cinema safe device : en fr
  • US1942587A - Control system : en
  • GB404188A - Improvements in and relating to remote control systems for electric motors : en
  • US1942598A - Expansion head : en
  • US1943129A - Toy : en
  • DE590715C - Procedure for displaying and regulating the sum of substance quantities : de en
  • USD91320S - Design for a bathroom cabinet : en
  • FR758081A - Production of new coloring materials : en fr
  • FR758249A - Method and apparatus for cleaning filter layers : en fr
  • GB404064A - Improvements in or relating to circular knitting machines of the superposed rotary needle cylinder type : en
  • US1942557A - Agricultural implement : en
  • US1942975A - Plant pot and support : en
  • FR758064A - Combined machine, removable, multipurpose, used to saw cut stone : en fr
  • FR758106A - Progressive and degressive drive and stop device for projection tape : en fr
  • GB404239A - Improvements in and relating to artificial ground surfaces : en
  • DE590799C - Electromotive elevator device for spring-driven clockworks : de en
  • DE590949C - Process for the production of single and multi-phase alternating current windings : de en
  • FR758267A - tripping solenoid for oil switch : en fr
  • DE590845C - Crate insert for packing fragile items, especially eggs : de en
  • GB404153A - Balancing of tubular shafts : en
  • AU1212933A - Improved propeller : en
  • USD91332S - Design for a service station : en
  • DE565662C - Device for securing containers or pipelines that store or conduct explosive gases such as acetylene : de en
  • US1942737A - Gyroscope control : en
  • US1942496A - Electrical resistance unit : en
  • AT136138B - Method and device for separating mixed material according to the density of the substances. : de en
  • US1942428A - Compressor : en
  • US1942862A - Slip clamp : en
  • US1942922A - Golf club grip : en
  • US1943016A - Clutch mechanism : en
  • US1942773A - Device for subdividing vegetables and the like materials : en
  • US1942562A - Truck : en
  • GB404067A - Improvements in injector nozzles for internal combustion engines : en
  • IE12820L - Rotary compressors : en
  • CA338461A - Metal refining process : en fr
  • US1942414A - Actuating means for machine tools : en
  • DE590753C - Air humidification device connected to a pivoting fan : de en
  • US1942662A - Acoustical treatment : en
  • US1943056A - Method of making brake drums : en
  • US1943189A - Suspended resilient mounting for sewing machines : en
  • FR758228A - Device for automatically determining the density or viscosity of a gas : en fr
  • GB404128A - Improvements in or relating to metallic kinematographic film bands : en
  • US1942431A - Refractory brick and process of : en
  • US1942477A - Portable hothouse : en
  • US1942600A - Clamp : en
  • US1942750A - Plant support : en
  • US1943107A - Vertical automatic shell-trimming machine : en
  • DE580780C - Printing block or printing block base made of impregnated wood : de en
  • FR758239A - : fr
  • DE590848C - Liquid conveying device : de en
  • US1942772A - Figure wheeled toy : en
  • US1942818A - Boiling pan, autoclave, digester, and the like : en
  • US1943104A - Transmission control in signaling systems : en
  • DE590857C - Device for controlling several electrically driven wood grinders : de en
  • US1942836A - Coupling for belts or the like : en
  • US1943146A - Method of and apparatus for deodorizing and dehydrating fluids : en
  • US1943231A - Nitro-mixed fatty acid esters of cellulose and method for producing : en
  • DE590561C - Individual drive of the feed devices for the wood feed on mechanical press grinders : de en
  • DE590749C - Suction base plate for lower jaw : de en
  • DE590898C - Device for lining up tobacco leaves : de en
  • US1942489A - Gasket : en
  • US1943128A - Portable air cooling apparatus : en
  • US1943170A - Azo-dyestuffs and process of making same : en
  • GB404092A - Improvements in manoeuvre signalling devices for use on motor vehicles : en
  • US1942606A - Quetch : en
  • US1943190A - Battery terminal connection : en
  • DE590826C - Device for the discontinuous measurement of the water content of solid substances, especially salts : de en
  • DE590975C - Rubber heel : de en
  • FR758022A - Hot head for hot head engines : en fr
  • US1942485A - Purification of gases : en
  • US1942765A - Brooder : en
  • FR758195A - Lubricating device for sliders of ring twisting and spinning machines : en fr
  • CA338499A - Key case : en fr
  • FR758235A - Improvements to automatic starting mechanisms for internal combustion or explosion engines : en fr
  • US1943191A - Fabricated tank : en
  • US1942469A - Chromium plating : en
  • US1942817A - Catalytic apparatus : en
  • US1943132A - Incinerator : en
  • US1942820A - Process of making alkyl amino carbinols : en
  • US1942983A - Electron tube circuits : en
  • CA338468A - Hosiery rubber welting : en fr
  • CA338479A - Railway car transom : en fr
  • CA338544A - Telephone system : en fr
  • US1942988A - Sheet edge crimping apparatus : en
  • CA338507A - Acoustical ceiling : en fr
  • AT136206B - Blow bar concave. : de en
  • AU1070532A - Improvements in and relating to blades suitable for turbines compressors orthe like : en
  • GB404017A - Improvements relating to supporting bushing insulators, particularly in electric current transformers : en
  • FR758149A - Trolley with two swiveling axles for transporting chain-worked parts : en fr
  • FR758170A - Tire tread for agricultural tractor wheels : en fr
  • AT136203B - Fitting consisting of one-piece continuous metal strips for the outer edges of the skiing surface. : de en
  • US1942961A - Electrical apparatus : en
  • US1942797A - Method of preparing tire casings for vulcanization : en
  • DE590891C - Low pressure tires for motor vehicles : de en
  • GB404163A - Improvements in fuses for projectiles : en
  • FR758129A - Surge protector : en fr
  • GB404978A - Improvements in or relating to sewing machines : en
  • US1942501A - Light-sensitive tube : en
  • US1942779A - Alloy steel : en
  • US1943039A - Proportioning and feeding device : en
  • US1943114A - Control system : en
  • FR757910A - Process of shell molding of pistons of internal combustion engines and others : en fr
  • AT136234B - Traffic control facility. : de en
  • DE590803C - Gas back pressure protection : de en
  • FR758075A - Spray device : en fr
  • GB404024A - Improvements in or relating to radio and other carrier wave transmitters : en
  • GB404166A - Improvements in and relating to flying machines : en
  • US1942594A - Altimeter installation : en
  • US1942742A - Water cooler : en
  • US1942900A - Deodorant attachment for cooking utensils : en
  • US1943049A - Bearing construction : en
  • US1942617A - Gate construction : en
  • DE590668C - Lifting rotary dial for self-connection, especially telephone systems : de en
  • DE590678C - Cell for measuring field strength or induction of magnetic fields : de en
  • FR758104A - Improvements to hydrocarbon heaters : en fr
  • GB404028A - Improvements in or relating to a method of producing sodium aluminate solutions : en
  • US1942660A - Process for the preparation of gluconic acid and its lactones : en
  • US1943006A - Vaporizer for refrigerators : en
  • US1943062A - Means for preventing the formation of ice on airplanes and the like : en
  • US1942664A - Thermostatic switch : en
  • GB404217A - Improvements in and relating to hosiery and the production thereof on flat bar knitting frames : en
  • US1943079A - Electrically driven clock : en
  • DE590682C - suitcase : de en
  • DE590759C - Method and device for centering rotating parts, in particular crankshafts o. : de en
  • GB404149A - Improvements in or relating to aerofoil surfaces : en
  • GB404244A - Improvements in or relating to the formation of articles from cast slag : en
  • US1942440A - Vending machine : en
  • US1942855A - Method of and apparatus for treating and handling material : en
  • US1942877A - Luminous display device : en
  • DE590865C - Pad for writing and similar machines : de en
  • FR758089A - : fr
  • FR757989A - Process for the preparation of useful organic compounds : en fr
  • FR758279A - Variable gauge trolley : en fr
  • US1943167A - Journal bearing : en
  • FR757911A - Further training in pumping installations for great depths : en fr
  • FR758172A - Time signaling device operated electrically by a central clock : en fr
  • GB404204A - Improvements in and relating to devices for hanging wearing apparel or other articles : en
  • US1943175A - Machine for dyeing yarn : en
  • US1942758A - Electric heater : en
  • GB404099A - Improved rope roller frame : en
  • FR758229A - Device for controlling discharge tubes or receptacles controlled by grids : en fr
  • GB404174A - Improved connection of the steel or iron bows in timbering underground-workings : en
  • GB404955A - Improvements relating to the jointing of pipes and the like : en
  • FR757988A - Process for the preparation of decomposition products of albumin containing amino acids : en fr
  • FR758205A - Method and apparatus for electroplating metals : en fr
  • US1942422A - Douche device : en
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