• FR760986A - Improvements to glass lapping devices : en fr
  • US1949722A - Insecticide : en
  • DE593877C - Process for the production of coverings from felt or fabric : de en
  • DE594085C - Process for the production of basic esters of fatty acids : de en
  • DE593782C - Process for cutting material containing precious metals : de en
  • US1949608A - Safety hook : en
  • DE593744C - Process for the production of measuring membranes : de en
  • AT136729B - Clothing and bandages made from fabrics containing elastic threads. : de en
  • FR760955A - Compensating chain mechanism for wagon trains : en fr
  • FR760980A - Fixing device of spiked teeth on their supports : en fr
  • FR760991A - Multi-cylinder air-cooled motor and cooling fan : en fr
  • GB407050A - Improvements in or relating to plastic materials : en
  • DE593962C - Fuse provided with a fusible wire made from chrome nickel : de en
  • US1949574A - Irrigator : en
  • US1950136A - Garment or ironing press : en
  • DE593714C - Circuit arrangement for telephone systems with connection devices consisting of voice dialers and several voice dialers common setting dials : de en
  • DE593856C - Continuously acting absorption refrigeration machine : de en
  • DE594088C - Rail wheel with pneumatic tires : de en
  • DE594076C - Device for detecting the frame closure of unearthed electrical machines, transformers and other apparatuses that are earthed via a high resistance : de en
  • DE593737C - Process for the production and aftertreatment of rayon, especially viscose or copper silk, using the spool spinning process : de en
  • DE593903C - Cutting disc for cigarette ripping machines : de en
  • DE593932C - Mains protection relay : de en
  • DE594052C - Piston or diaphragm pump for air or gases, the cylinder of which is connected to one or more spaces in which elastic vibrations of the working medium are excited by the movement of the piston or the diaphragm : de en
  • GB406895A - Improvements in or relating to frequency changing circuits and superheterodyne receivers incorporating the same : en
  • US1949694A - Noiseless electric switch : en
  • US1950348A - Anthraquinone derivative and process of preparing the same : en
  • FR43152E - Process for fractionating a mixture mainly composed of phenols and hydrocarbons : en fr
  • FR43195E - Improvements to Incandescent Lamps of Optical Devices : en fr
  • DE593920C - Electric centrifugal machine with three-point suspension : de en
  • US1949768A - Shoe sewing machine : en
  • FR760965A - Sealing ring for pistons and the like : en fr
  • GB406754A - Improvements in or relating to flame-proof electric switches and switchgear : en
  • US1949456A - Mechanical movement for motion picture machines : en
  • DE594065C - Cinematographic recording and playback device with optical compensation : de en
  • DE593991C - Process for the production of the winding of Kaefiglaeufern by injection molding : de en
  • GB406839A - Improvements relating to pedals for cycles, and their manufacture : en
  • CA339749A - Inflation valve : en fr
  • CA339889A - Anti-knock fuel : en fr
  • GB407360A - Improvements in or relating to the extraction of oil from solid fuels, shales, torbanites and the like : en
  • GB406798A - Apparatus for pasting wall paper : en
  • GB407009A - Improvements in or connected with cantilever wings for aircraft : en
  • DE593728C - Circuit arrangement for telephone systems with dialer operation : de en
  • GB406837A - Improvements in windscreen wipers : en
  • GB407034A - Improvements in or relating to the production of hydrocarbons by the treatment of distillable carbonaceous materials with hydrogenating gases at elevated temperatures : en
  • DE593709C - Process for the production of sulfonation products of the alcohols corresponding to the higher fatty acids, obtainable by reducing their alkyl esters : de en
  • FR761020A - Improved process for manufacturing blanks for the production of cast iron or malleable steel : en fr
  • US1949732A - Vacuum insulation : en
  • AT136723B - Method for increasing the anti-anemic effect of the animal liver or kidney. : de en
  • US1950248A - Massager : en
  • FR761059A - Varnish permeable to light rays and absorbing heat rays : en fr
  • DE593845C - Chamber lock with antechamber to destroy the living force of the water flowing in at the head of the chamber lock : de en
  • FR761088A - Safety device for hunting weapons : en fr
  • CA339838A - Cellulose ester composition : en fr
  • AU1261833A - Tool for tying fence wires : en
  • AU1307033A - A device for generating power steam bythe use of electricity : en
  • DE539264C - Device for determining the shrink-proof, needle-ready condition of tissues : de en
  • DE593614C - Aluminum alloy and process for its manufacture : de en
  • CA339748A - Boat or punt : en fr
  • CA339753A - Ventilator : en fr
  • CA339888A - Finishing plate : en fr
  • DE567349C - Process for the production of a rust inhibitor from powdered metals of various positions in the voltage series, among which iron is present, as well as alkaline substances and common binders : de en
  • FR760999A - Improvements to washers for ovens, stoves and others : en fr
  • FR761100A - Improvement in transportable or stationary presses for the compression of packaging of all materials : en fr
  • GB406777A - Improvements in and relating to electric motors : en
  • CA339923A - Collar stay : en fr
  • DE581639C - Control device on cash registers for amount introduction, multi-item totaling and total drawing : de en
  • GB406995A - Improvements relating to the remote control of railway points and signals or the like : en
  • GB406718A - Improvements in and relating to hair waving : en
  • FR760929A - Rest chair : en fr
  • GB406882A - Improvements in chairs : en
  • DE593896C - Device for winding roll films : de en
  • US1950206A - Attachment for printing presses : en
  • US1950285A - Liquid and gas separator : en
  • US1949457A - Film threading device for speaking movie machines : en
  • US1949572A - Seal for silos : en
  • DE593685C - Control device for electric heaters, especially incubators : de en
  • FR760940A - Further training in shopping bags and other handbags : en fr
  • GB406820A - Improvements in liquid dispensing apparatus : en
  • GB406931A - Improvements in and relating to means for regulating delivery of thread from supply bobbins : en
  • GB406881A - Method of, and machine for, the manufacture of bon-bons : en
  • DE593880C - Control device with oscillating body for vehicles : de en
  • GB406821A - Improved apparatus for playing table games : en
  • CA339892A - Electrolytic device : en fr
  • CA339845A - Liquid cooling apparatus : en fr
  • GB406855A - Process for the production of monobasic aluminium sulphite : en
  • GB407358A - Improvements in or relating to record-controlled recording machines : en
  • US1950287A - Method of producing water-soluble : en
  • US1949470A - Internal combustion engine : en
  • US1949824A - Roller bearing and cage : en
  • US1949871A - Electrode or terminal for electrolytic apparatus : en
  • US1950351A - Paper manufacture : en
  • DE593650C - Method for packing fruit fruit towels in collapsible bags : de en
  • DE593817C - Smoking device : de en
  • US1950073A - Safety razor : en
  • US1950314A - Valve lubricating mechanism : en
  • CA339902A - Electric discharge device : en fr
  • GB406822A - Improvements in or relating to hard cemented carbide materials : en
  • AT136811B - Registering device with display unit connected by electrical lines, in particular cash register. : de en
  • DE593636C - Procedure for gradual volume regulation for compressors : de en
  • DE594053C - Machine for the production of Spaetzlen : de en
  • DK48476C - Wheel made with Splitsvans and Bærestotte. : da en
  • DE593996C - Lubricator for consistent lubricants : de en
  • GB407387A - Starting mechanism for use in automobile, motor-cycle, bicycle or like races : en
  • US1949501A - Tire rim : en
  • US1949974A - Lingerie pin : en
  • AU1292933A - Refrigerator cabinet : en
  • AT136794B - Foam separators on razors. : de en
  • FR761086A - Game of dice : en fr
  • US1949427A - Process for drying grain, seeds, and the like in vacua apparatus therefor : en
  • US1949544A - Bundling and wrapping machine : en
  • US1949904A - Device for cleaning lawns, yards, and the like : en
  • DE593664C - Installation on caissons for the foundation of structures : de en
  • US1950123A - Automatic selection of receiving channels : en
  • AU1152433A - Improvements in or relating tothe manufacture of footwear : en
  • CA339811A - Nest : en fr
  • DE593965C - Method for producing washout relief images : de en
  • FR760855A - Quick release lever with elastic coupling for remote control of bicycle chain tensioner : en fr
  • GB406906A - Improvements in and relating to rotary pumps, compressors and the like : en
  • FR43196E - refrigeration appliance evaporator forming cold and dry air generator : en fr
  • FR760976A - Improvements in the assembly of pulse receiving relays : en fr
  • FR761065A - Gear shifting device for bicycles : en fr
  • US1949582A - Fishing fly and process of making : en
  • US1949757A - Toy speed boat structure : en
  • USD91678S - Design for a combination ink con : en
  • DE593807C - Fine adjustment for elevators : de en
  • US1949775A - Fluid composition : en
  • US1950262A - Brake shoe structure : en
  • GB406748A - Improvements in and relating to the use of hydrogen alone or in conjunction with other liquid or gas as fuel in internal combustion engines : en
  • DE593813C - Dynamic balancing process : de en
  • DE594000C - Process for the production of refractory, highly porous insulating bricks : de en
  • GB406978A - Improvements in or relating to valves : en
  • US1950308A - Improved process for producing lubricants : en
  • US1950110A - Transmission : en
  • GB406737A - Solution for preserving cut flowers and the like : en
  • GB406787A - Improvements in and relating to convertible divan beds and the like : en
  • US1949944A - Feed guide for platen presses : en
  • US1950160A - Dispenser for mustard and the like : en
  • CA339796A - Refrigerating unit : en fr
  • AT136791B - Auxiliary control for pressure regulator. : de en
  • US1949581A - Mounting for vehicle doors and the like : en
  • US1949674A - Crate : en
  • FR761004A - Mechanism to prevent repetition of acoustic oscillator shock : en fr
  • US1949710A - Valve for vacuum pumps : en
  • CA339755A - Book holder : en fr
  • US1949437A - Means for controlling the flow of fluids : en
  • US1949492A - Folding chair : en
  • DE593773C - Coupling for connecting a prime mover with a three-phase generator, which at times delivers active power to the network and at times runs as a phase shifter : de en
  • CA339759A - Elevator : en fr
  • US1949466A - Process for indicating the presence of toxic substances : en
  • DK48482C - Method for Manufacturing Impregnated Textile Straps. : da en
  • FR760895A - Device for assembling flanges on tubes : en fr
  • CA339855A - Metal cutting tool making apparatus : en fr
  • DE593638C - Tubular reinforced concrete mast : de en
  • GB406848A - Improvements in and relating to inflatable rubber hollow bodies : en
  • AT136781B - Discharge tube with a spring-loaded holder for electrodes. : de en
  • DE593739C - Device for cutting onions and other fruits into cube-shaped pieces : de en
  • DE593885C - Drive for the cutting unit of mowing machines : de en
  • DE594102C - Locking device for automatic calculating scales : de en
  • US1949415A - Flushing arm attachment for water closets : en
  • US1949956A - Ore flotation and flotation reagent : en
  • US1950055A - Sole and heel trimming attachment : en
  • US1950210A - Harvester : en
  • US1950219A - Spun glass method and apparatus : en
  • US1949647A - Centrifugalizer : en
  • US1949697A - Grader screen : en
  • AT136742B - Electrically driven liquid atomizer. : de en
  • US1949997A - Paper winder : en
  • US1950222A - Valve gear : en
  • US1950312A - Device for controlling the illumination of lamps : en
  • US1949801A - Process for obtaining fast tints on wool : en
  • GB407351A - Improvements in the manufacture of films, foils and the like containing cellulose derivatives : en
  • DE593849C - Stripping device for presses for the production of hollow bodies : de en
  • US1949891A - Process for the manufacture of valuable products from coal and other oxygen-containing carbonaceous materials : en
  • US1950164A - Toy airplane : en
  • DE593968C - Process for the preparation of aminoalkylsulphonic acids : de en
  • AT136817B - Process for the production of tungsten metal. : de en
  • AU1164833A - Control of chemical reactions involving contact masses : en
  • AT136805B - Wave bulge in bathtubs. : de en
  • DE593914C - Relieved welding socket connection : de en
  • GB406810A - Improvements in upholstered furniture : en
  • GB406913A - Improvements in and relating to grid-controlled rectifiers : en
  • US1949636A - Cosmetic container : en
  • US1949756A - Refining of cracked hydrocarbon oils : en
  • FR761050A - Floor and slab system for its manufacture : en fr
  • DE593853C - Device for advancing the flap of folding buckles, which is to be separated from a metal band in the last work step, into the buckle bed : de en
  • FR760885A - Process for obtaining parts molded under the action of centrifugal force and intended more particularly for dental uses : en fr
  • FR760950A - Switching device for permanent hair waving instruments : en fr
  • GR4593B - NUT MAKING MACHINE. : el en
  • GB406959A - Improvements in electrolytic condensers : en
  • US1949626A - Wardrobe case : en
  • US1949685A - Automatic control device for electric arc welding and other apparatus : en
  • US1949754A - Bottle opener : en
  • US1950239A - Stoker conveyer trough : en
  • GB407074A - Improvements in or relating to electric secondary or storage batteries : en
  • US1949900A - Sign : en
  • US1950344A - Unit cooler : en
  • AT136706B - Process for making records. : de en
  • CA339825A - Radio transmitter and receiver : en fr
  • CA339818A - Closure cap : en fr
  • CA339844A - Pulverizer : en fr
  • US1949578A - Mail box : en
  • US1949753A - Cooling system for motor vehicle engines : en
  • US1950283A - Illuminated license plate : en
  • AT136818B - Electrically heated device for carrying out reactions between molten substances and gases. : de en
  • US1949727A - Electric brake for slip-ring motors : en
  • AU1346333A - Improved compositors binder : en
  • CA339842A - Photographic film cartridge : en fr
  • DE593672C - Process for the preparation of pyridinium compounds of the anthraquinone series : de en
  • DK48468C - Device for automobile engines, in which the ignition current is stopped at the start of the engine and is switched off when the engine is stopped. : da en
  • DE593902C - Ball game device in which balls are driven upwards in a spiral-shaped winding track : de en
  • FR761008A - Board game : en fr
  • FR761051A - Improvements to automatic valves : en fr
  • GB406814A - Improvements in laundry washing machines : en
  • CA339785A - Polarizing body : en fr
  • CA339793A - Connector : en fr
  • DE589023C - Process for dyeing roving in the attachment system : de en
  • DE593574C - Hand wash : de en
  • DE593464C - Process for producing toothed V-belts : de en
  • GB406967A - Improvements in series oscillators : en
  • FR761094A - Dentures : en fr
  • GB406806A - Improvements in or relating to the doubling or twisting of textile fibres : en
  • US1950067A - Salts of diphenylguanidine and process of making same : en
  • AT136752B - Circulating hammer device. : de en
  • DE593394C - Means to prevent the fogging of transparent or reflective surfaces : de en
  • US1950236A - Gas producer and other furnaces : en
  • US1949410A - Aircraft sustaining rotor : en
  • US1949420A - Method of applying an adhesive surface to a web : en
  • US1949656A - Art of cracking hydrocarbons : en
  • AT136842B - Telephone booth. : de en
  • US1950217A - Washing and wringing machine : en
  • US1950260A - Lined brake shoe : en
  • US1950140A - Refining hydrocarbons : en
  • US1949532A - Coating machine : en
  • USD91684S - Design for a textile fabric or simi : en
  • US1949644A - Filtering method and material : en
  • US1949888A - Means for assisting in the mooring of zeppelins and the like : en
  • US1950230A - Silhouette ornamentation on articles of manufacture : en
  • US1950091A - Marking device for sound films : en
  • AT136719B - Record player. : de en
  • FR761081A - Spreader with automatic distribution and stacking of filled wafer sheets : en fr
  • FR43192E - Improvements in the manufacture of sintered hard alloys for cutting tools and similar uses : en fr
  • US1949704A - Mechanism for forming and feeding metallic envelope fasteners : en
  • AT136789B - Amplifier circuit. : de en
  • GB406943A - A new or improved combined tobacco pipe cleaner and rammer : en
  • AT136764B - Telephone connection lines between remote exchange and subscriber. : de en
  • US1949610A - Method of making packing : en
  • CA339792A - Fish lure : en fr
  • US1949619A - Glossimeter : en
  • USD91692S - Design for metal furniture-tubing : en
  • US1949425A - Catalytic dehydrogenation process for producing esters : en
  • US1950008A - Evacuating process : en
  • US1950255A - Box fastener : en
  • US1949838A - Oxidation product of sulphur-containing derivatives of higher fatty acids and process of making same : en
  • US1950030A - Grinding and polishing machine : en
  • US1949739A - Coil retaining means : en
  • US1950282A - Display case : en
  • GB406831A - Improvements in or relating to tumbler switches : en
  • FR43158E - Horizontal mounted turbine with electric current generators : en fr
  • GB406743A - Improvements in and relating to the manufacture of coloured, transparent films for the photographic and cinematographic arts : en
  • GB407349A - Improved compressed air brake system and apparatus for tramway and railway vehicles : en
  • US1949479A - Vitreous enamels and process of making same : en
  • USD91649S - Design fob a box : en
  • USRE19099E - Tissue filler : en
  • USD91647S - Design fob a flexible pocket : en
  • US1949462A - Process for the utilization of nitrogen oxide gases : en
  • US1949778A - Vaporizer : en
  • FR760996A - Dis- & polyazo coloring matters : en fr
  • US1950138A - Electron tube : en
  • US1950224A - Protection mechanism for looms : en
  • USD91656S - Vacuum cleaner casing : en
  • CA339820A - Handle : en fr
  • US1949628A - Means for tuning radiosets : en
  • US1949512A - Lathe for rapidly finishing a rotary work surface : en
  • US1949737A - Propeller mounting : en
  • CA339784A - Fabric treating apparatus : en fr
  • AT136804B - Saw cabinet. : de en
  • FR761093A - Method for keeping the properties of oscillating assemblies constant : en fr
  • DK48465C - Process for the Preparation of 1-Phenyl-2,3-dimethyl-4-alkylpyrazolone- (5). : da en
  • DE593783C - Compensation for titanium-containing copper or titanium-containing copper alloys : de en
  • GB406868A - Improvements in or relating to film winding devices : en
  • US1949547A - Automatic phonograph stop mechanism : en
  • GB407071A - Improvements in or relating to the production of combined sound and picture record films : en
  • CA339860A - Knitting machine : en fr
  • GB407399A - Improvements in or relating to arrangements for automatically controlling the playing of gramophone records : en
  • US1949483A - Stroboscope : en
  • US1949594A - Baby exerciser and toy rack : en
  • FR760893A - Piston and rings for internal combustion engine cylinders, stamped or cast coated with anti-friction metals or alloys : en fr
  • US1949724A - Refrigerator circuit breaker : en
  • US1950183A - A kottmann : en
  • DE593983C - Process for preserving animal and vegetable substances : de en
  • FR43194E - Improvements in anti-skid devices with articulated studs for driving wheels of motor vehicles : en fr
  • FR760897A - Cutting mechanism for harvesters, mowers and similar machines : en fr
  • GB406930A - Improvements in base exchange water softening apparatus : en
  • GB406965A - Improvements in or relating to domestic refrigerators : en
  • GB406911A - Fixing device for pivotable supporting legs of machine-gun carrying-frames : en
  • FR760939A - New board game : en fr
  • US1950325A - Valve closed metal container : en
  • US1949835A - Method of manufacturing candy : en
  • US1950050A - Sight feed lubricator : en
  • US1950225A - Switch mechanism for electric signaling : en
  • US1950371A - Sliding roof for motor vehicles : en
  • US1949403A - Navigation instrument : en
  • US1949738A - Manufacture and separation of thiourea from ammonium thiocyanate : en
  • US1950113A - Electric water heater : en
  • US1950186A - Coil spring inserting machine : en
  • US1949675A - Fruit juice extractor : en
  • US1949943A - Device for detecting defects in yarn, thread, and the like : en
  • AU1204333A - Improvements in or relating to method of manufacturing basic alum : en
  • DE594021C - Photo carrier attachment : de en
  • DE593913C - Method for maintaining the properties of freshly harvested young potatoes : de en
  • DE593915C - Procedure to accelerate the Poekel process : de en
  • DE594055C - Device for cleaning beetroot with a drum fitted with profile iron and arranged in the bottom opening of a trough : de en
  • FR43180E - Mechanical pencil equipped with a system for cutting leads in the form of a point : en fr
  • GB406807A - Improvements relating to electric circuit breakers : en
  • US1949765A - Hydrocarbon oil conversion : en
  • DK48460C - Procedure for Making Socks. : da en
  • US1950035A - Bucky grid for secondary radiation : en
  • AT136797B - Automatic shut-off device for burners in gas appliances. : de en
  • AT136710B - Method and apparatus for developing photographic plates and films. : de en
  • US1949744A - Ticket issuing register : en
  • US1949922A - Antiskidding device : en
  • US1949979A - Container and sealing means therefor : en
  • DE594090C - Attachment device for full AC mains connection operation to receive ultrashort waves and to connect to the low frequency amplifier of conventional radio receivers : de en
  • DE593691C - Heating or cooling bodies with tubes, especially those that are covered with ribs. : de en
  • AT136733B - Power inlet for gas discharge tubes. : de en
  • DE593760C - Padlock : de en
  • US1949465A - Method for making rubber bands : en
  • US1949529A - Refining of steel : en
  • USRE19104E - Method for distilling oils : en
  • CA339861A - Water supplying system : en fr
  • CA339893A - Liquid yeast processing : en fr
  • DE594089C - Tensioning device for overhead lines of electric railways : de en
  • AT136843B - Electric discharge tube for generating rays from the Dorno area. : de en
  • AT136745B - Device for showing photos in classrooms, halls or similar rooms in daylight. : de en
  • FR761028A - Advance device for sound recording : en fr
  • US1950360A - Process for rendering fatty materials : en
  • AT136753B - Device for operating metal vapor devices, in particular rectifier tubes with hot cathodes. : de en
  • CA339859A - Stop mechanism : en fr
  • US1949601A - Cable fitting : en
  • DE593874C - Two-part vulcanizing mold for the production of packs : de en
  • AT136782B - Electrolytic capacitor. : de en
  • DE593916C - Heat, acid and rot resistant papermaking felt : de en
  • FR760936A - Improvements to airtightness devices and dampers for doors, etc. : en fr
  • DE593842C - Sound generating device with an electrically operated membrane : de en
  • DE593860C - U-shaped, band-shaped clamp for attaching cables to walls : de en
  • GB406823A - Clasps or fastenings for jewel and other cases, boxes and the like : en
  • US1949442A - Closet seat : en
  • US1950014A - Sealing strip for buildings : en
  • CA339821A - Thrust bearing : en fr
  • DE594096C - Fresh air supply for gas generators : de en
  • GB406770A - Improvements in devices for operating earth borers : en
  • GB406876A - Pen provided with an ink reservoir : en
  • DE550003C - Cooking, roasting and baking device : de en
  • USD91646S - Design fob a flexible pocket : en
  • US1950208A - Method of cleaning molds : en
  • CA339797A - Folding table : en fr
  • US1949761A - Portable grease gun : en
  • US1950057A - Operating mechanism for grab-buckets : en
  • AU1329833A - Improvements in wrappers : en
  • US1949807A - Tractor wheel : en
  • AT136780B - Device for adapting radio and record playback devices to wire radio networks. : de en
  • US1949657A - Food composition : en
  • US1949654A - Cigarette making machine : en
  • DE593883C - Draw device : de en
  • US1950336A - Sewing machine : en
  • USRE19105E - Boiler cleaner : en
  • USD91691S - Design for a bottle : en
  • US1950013A - Pneumatic spring : en
  • US1949604A - Manufacture of artificial filaments or threads : en
  • US1949971A - Brake gauge adapter : en
  • US1950180A - Solid carbon dioxide product and method of making it : en
  • US1950310A - Safety pin : en
  • US1950122A - Valve : en
  • AU1390033A - Improvements instone quarrying and crushing plants : en
  • DE593738C - Device for disinfecting books, reading folders and similar objects : de en
  • US1949719A - Lift : en
  • DE593978C - Modification of the arrangement for tariff switching devices, in particular hot water storage systems, in which the electricity consumer and an upstream remuneration counter are in the control circuit of a time switch and the switch of this clock together with the current winding of that counter is bridged by a line with a resistor whose active value is a multiple of the active value that current winding is : de en
  • US1949474A - Suction cover for centrifugal pumps : en
  • US1949692A - Plaster board : en
  • US1949887A - Method for making blown glass articles : en
  • US1949690A - Plunger packing : en
  • US1949681A - Lock switch : en
  • CA339828A - Wall paper semi-trimming apparatus : en fr
  • CA339909A - Chain saw : en fr
  • US1949663A - Refrigerator construction : en
  • US1949969A - Skeletal tractor for surgical treatment of fractures : en
  • CA339903A - Organic bismuth compound : en fr
  • US1949752A - Tire building drum : en
  • US1950303A - Milk bottle holder : en
  • AU1264233A - Improved proofing solution : en
  • DE593721C - Process for producing transparent effects on silk : de en
  • FR761043A - Airtight metal closure applying to all bottles and similar containers : en fr
  • GB406789A - Counter cabinet : en
  • CA339839A - Finder for cameras : en fr
  • US1950187A - Statistical machine : en
  • US1949850A - Automobile hood lock : en
  • US1949884A - Method of coloring vitreous articles : en
  • US1950124A - Wetproof heating pad construction : en
  • US1950232A - Bag construction : en
  • AT136846B - Management group for telecommunication purposes. : de en
  • CA339857A - Metal threading apparatus : en fr
  • US1949712A - Pressure indicator for pneumatic tires : en
  • USD91688S - Design for a candelabra or similar : en
  • DE593639C - : de en
  • GB406992A - Improvements in and connected with ships' side lights and deck lights, and particularly port hole lights known as scuttles : en
  • US1949580A - Filling and measuring machine : en
  • USD91665S - Design fob a ceiling light fixture : en
  • USRE19103E - Decorative product : en
  • US1949432A - Means for adjusting printing rollers : en
  • US1949976A - Cleaning applicator : en
  • AT136771B - Hand printing apparatus. : de en
  • US1950274A - Tongue actuated brake construction : en
  • CA339776A - Speed gear : en fr
  • AU1325533A - An improved method of reconditioning asphalt paving materials : en
  • FR760890A - Valve shutter : en fr
  • DE594054C - Process for the relocation of soil layers, in particular of marsh culture soils : de en
  • US1949433A - Method and apparatus for casting pipes centrifugally : en
  • US1949609A - Necktie : en
  • AT136715B - Headgear for women. : de en
  • AT136793B - Electric motor. : de en
  • US1949994A - Stop light switch : en
  • US1950167A - Portable scaffold and ladder : en
  • US1950049A - Circuit breaker : en
  • US1950284A - Molding machine : en
  • US1949966A - Blank feed control mechanism : en
  • USD91651S - Design fob a deodorant container : en
  • CA339806A - Ladies' underwear : en fr
  • US1949481A - Method of and means for handling material : en
  • US1950069A - Apparatus for the removal of solid substances in suspension in a current of gas : en
  • CA339778A - Sanitation equipment : en fr
  • CA339862A - Alternating current motor : en fr
  • AU1247433A - An improved process forthe manufacture of steel : en
  • US1949820A - Scaffold : en
  • AT136799B - Sprocket change transmissions for bicycles. : de en
  • US1949458A - Framing mechanism for motion picture projectors : en
  • US1949575A - Irrigator : en
  • DE594049C - Device to prevent alternators from falling out : de en
  • GB407037A - Dyeing of cellulose ester and ether materials : en
  • US1949558A - Replacement unit shipping structure : en
  • US1950064A - Grip fastening for suspenders for hose : en
  • US1949970A - Golf club : en
  • US1950095A - Arched dam : en
  • AT136840B - Process and furnace for incinerating garbage and other domestic and commercial waste. : de en
  • CA339872A - Telephone system : en fr
  • AT136839B - Sintered hard alloy for tools and implements. : de en
  • US1950001A - Railway car : en
  • US1950058A - Treating hydrocarbon oils : en
  • US1950249A - Distillation of readily volatilizable metals : en
  • CA339822A - Brake : en fr
  • US1950190A - Flash light : en
  • US1949406A - Lock : en
  • AT136727B - Microscope stand. : de en
  • US1949598A - Cutter for boiler tubes or flues : en
  • US1950201A - Spraying attachment for vacuum cleaners : en
  • US1949436A - Margin stop : en
  • CA339808A - Bisulphite liquor production : en fr
  • CA339743A - Beer pipe cleaning method : en fr
  • DE593949C - Trailer wagon with tiltable loading bridge : de en
  • FR760953A - Improvements to cameras : en fr
  • US1949429A - Fluid seal : en
  • AU1163533A - A flexible four wheel drive for motor vehicles : en
  • US1949829A - Gas meter hanger : en
  • AU1158233A - Improvements in or relating to microphone installations : en
  • AT136822B - Method and device for registering vibrations. : de en
  • AT136847B - Process for preserving cucumbers and the like like : de en
  • US1950007A - Gas burner for open hearth furnaces : en
  • DK48480C - Manufacture of articles which require a particularly high resistance to sudden high pressure, e.g. Pressure vessels and firearm parts. : da en
  • US1950177A - Grinder for fly cutters : en
  • DK48481C - In particular for the anchoring and field winding of electric machines, determined electrical conductor with an insulation consisting of a winding with wires of solid twisted fiber fabric. : da en
  • CA339863A - Electrical precipitation apparatus : en fr
  • US1949952A - Coin holder : en
  • US1950246A - Constant temperature control for mechanically vibratile elements : en
  • US1949617A - Constant voltage device : en
  • GB406883A - Improvements in or relating to epicyclic gears, more particularly for automobile vehicles : en
  • GB406887A - Improvements in or relating to valves and operating mechanism therefor : en
  • AT136758B - Fastening device for lengths of fabric on frames, pieces of furniture or the like. : de en
  • US1949788A - Elevator control : en
  • US1950143A - Remote control device : en
  • US1950235A - Hydraulic shock absorber : en
  • FR761075A - Automatic sales device : en fr
  • GB406747A - Improvements in gun mountings for aircraft : en
  • GB406791A - Improvements in oil fuel combustion apparatus : en
  • GB406928A - Improvements in the methods of preparing and feeding fabrics which are to be printed : en
  • US1949964A - Conveyer mechanism : en
  • US1949524A - Gray burned brick and method of making : en
  • US1949929A - Dissolving cadmium metal in sulphuric acid in the presence of metallic iron : en
  • US1950017A - Method of carbonizing coal briquettes : en
  • US1950063A - Air compressor : en
  • CA339805A - Rotary vibrating drill : en fr
  • DE594016C - Cashier with rotating coin channel : de en
  • AU1231933A - Improvements in electric lamps : en
  • DE593921C - Process for the production of bread dough, cake dough u. like : de en
  • CA339790A - Waste pipe cleaner : en fr
  • DE594043C - Connection of high-cut materials with high-alloy steel (high-speed steel) by soldering using an intermediate layer : de en
  • US1950046A - Gas burner : en
  • US1950299A - Road surfacing binding strip : en
  • US1950238A - Scale : en
  • DE593939C - Atomizer burners for liquid fuels : de en
  • US1949664A - Railway hopper car discharge door : en
  • US1949978A - Clothes drier : en
  • US1949519A - Flashing sign : en
  • FR761000A - Manufacturing process of a low capacity conductor : en fr
  • US1949460A - Conversion of hydrocarbon oils : en
  • AT136739B - Facility for removing suspended matter from sewage treatment rooms, dams, etc. like : de en
  • FR760859A - Die cage : en fr
  • US1949702A - Clutch : en
  • AT136792B - Dry rectifier. : de en
  • CA339891A - Wool dyeing process : en fr
  • CA339758A - Corboxylic acid : en fr
  • GB406790A - Improvements in or relating to readily changeable indicator or announcement apparatus : en
  • FR760880A - Safety device for railway level crossings : en fr
  • US1949506A - Method for making rubber threads or strands : en
  • US1949518A - Refrigerating system : en
  • DE593893C - Photographic camera with range finder : de en
  • GB406853A - Improvements in and relating to electric terminals : en
  • DE593797C - Electrical switch with three switch positions, especially star-delta switch : de en
  • US1950192A - Device for the selective removal and assembly of articles : en
  • FR43190E - Piston for internal combustion engines or others : en fr
  • FR760857A - Heat utilization device for economical stoves : en fr
  • AU1162633A - Improvements in or relating to electrical resistances, resistance heaters andthe like : en
  • CA339884A - Paper manufacture : en fr
  • FR43187E - Improved device to improve the work of diffusion batteries used for the extraction of sugar and useful products from plants : en fr
  • AT136775B - High-voltage protected X-ray machine. : de en
  • CA339756A - Trailer : en fr
  • FR760926A - Vertical drum threshing device : en fr
  • GB406803A - Improvements in kettles : en
  • GB407056A - Vertical boilers : en
  • AU1281633A - An improved medicinal lick for hoofed domestic animals : en
  • CA339871A - Railway car coupler : en fr
  • AT136716B - Device for dyeing hats, stockings and similar textiles that are difficult to dye through. : de en
  • USD91693S - Design for a display stand : en
  • DE593726C - Transmission system : de en
  • DE593755C - Process and device for the production of chicken feed : de en
  • FR761007A - Device for the arrival and departure of high-frequency energy in vacuum vessels and its mode of operation : en fr
  • DE593938C - Process for the production of adhesive films : de en
  • US1949882A - Detachable clasp : en
  • CA339916A - Filament, thread, ribbon and film production : en fr
  • DE593918C - Machine for knurling and decorating shoe soles : de en
  • DE593906C - Heater for evaporator : de en
  • FR761066A - Light reflector : en fr
  • GB407312A - Process for the production of sodium nitrate and calcium chloride : en
  • US1949597A - Cash register : en
  • DE592697C - Arrangement for switching high voltage circuits by means of grid tubes, especially in X-ray systems : de en
  • GB407047A - A process for the production of planographic printing surfaces on metal : en
  • FR760985A - Tool refinements for glass polishing : en fr
  • DE593815C - Deep cultivation plow : de en
  • FR43184E - Method and apparatus for obtaining, from a pressurized fluid, two streams of fluid of different temperatures : en fr
  • FR760972A - Improvements to electric capacitors : en fr
  • FR761099A - Instant release locking device by remote control for animal collars and other applications : en fr
  • FR760906A - Improvements in apparatus for transmitting and receiving wireless telegraphic communications and the like : en fr
  • FR760967A - Gasometer piston : en fr
  • GB406723A - Improved manufacture of seed disinfectants and their application : en
  • FR760952A - Rolled film photographic device intended for the photography and reproduction of objects : en fr
  • DE594036C - Conveying device with a resilient overall surface : de en
  • US1949666A - Price indicator : en
  • US1950157A - Suction cleaner : en
  • DE593897C - Suspension for motor vehicles : de en
  • FR760911A - Folding electric chandelier device, with transformations : en fr
  • GB406862A - Improvements in or relating to emulsions of waxes : en
  • GB406971A - Improvements in and relating to helicopters : en
  • GB407046A - Concealed lock device : en
  • GB407321A - Improvements in, or relating to, pit props : en
  • GB406760A - Improvements relating to the control of electric motors for lifts or elevators : en
  • GB406864A - Improvements in and relating to pin-tumbler locks : en
  • FR760918A - Device for the automatic dispensing of specific quantities of liquids : en fr
  • FR760994A - New ozonator for all applications : en fr
  • DE593905C - Socket set : de en
  • US1949620A - Thread moistening device : en
  • US1950117A - Variable pitch screw propeller : en
  • US1950296A - Driving mechanism for engine starters : en
  • FR760957A - Improvement to devices giving expression in automatic musical instruments : en fr
  • US1950216A - Record feeding and attaching device : en
  • US1949441A - Method and means of lubrication : en
  • US1950247A - Bubble tower tray : en
  • FR760960A - Improvements in the manufacture of galvanized steel sheets : en fr
  • FR761017A - Instrument with contacts, in particular for direct or remote adjustment or for telemetry using an auxiliary motor : en fr
  • US1949530A - Closure : en
  • US1949867A - Doll : en
  • US1950264A - Grinding apparatus : en
  • GB406746A - Improvements in and relating to the manufacture of cleansing materials : en
  • GB407311A - Process for the manufacture of sodium nitrate : en
  • US1949570A - Power distributing system : en
  • AT136820B - Articulated track vehicle with controlled single-axle bogies. : de en
  • US1949468A - Cafe table of the traveling conveyer type : en
  • US1950340A - Nondetachable device, especially for assembling license insignia : en
  • AT136770B - Method and device for dedusting tobacco portions intended for the formation of cigar coils. : de en
  • CA339791A - Cocktail serving device : en fr
  • CA339865A - Electro-optical apparatus : en fr
  • US1949912A - Paintbrush keeper : en
  • CA339757A - Dust handling system : en fr
  • US1950099A - Dispensing tube : en
  • DE593866C - Device for determining the polarity of an alternating voltage half-wave which causes a flashover or breakdown on an insulating body : de en
  • US1949486A - Treatment of hydrocarbon oil : en
  • US1949641A - Fruit pitting machine : en
  • CA339834A - Engine ignition apparatus : en fr
  • DE594012C - Safety device on liquid measuring devices to prevent an automatic reversal : de en
  • FR43197E - New machine for sanding wet skin and adorning and smoothing dry skin : en fr
  • FR761046A - Variable amplification coefficient amplifier : en fr
  • DE594087C - Stamp device with ribbon : de en
  • US1949595A - Aviation goggles : en
  • US1949473A - Method and apparatus for forming rubber articles : en
  • US1949895A - Process of producing foodstuffs : en
  • DE593976C - Arrangement for generating a controllable DC voltage that works on a consumer circuit with constant resistance (e.g. on the excitation circuit of synchronous machines) : de en
  • FR761032A - Process for producing emulsions of a silver halide : en fr
  • GB406977A - A local anesthetic and process of making it : en
  • US1950094A - Method of producing bearings : en
  • AU1275433A - Address plate : en
  • US1949469A - Transfer sheet control for manifolding machines : en
  • US1949868A - Machine for removing waterproof coatings : en
  • DE593966C - Manufacturing process for several differently shaped individual moldings, e.g. B. Bridge block for clockworks : de en
  • GB407314A - Process for the production of potassium nitrate and calcium chloride : en
  • US1949612A - Self-lubricating piston : en
  • US1949836A - Preserving receptacle : en
  • US1949635A - Safety oar lock and suspender : en
  • US1950108A - Electric signal system : en
  • US1949660A - Process and apparatus for separating emulsions by the combined action of magnetic and electric fields : en
  • US1949982A - Shoulder strap holder : en
  • US1950051A - Match book : en
  • US1950096A - Method and apparatus for coating articles : en
  • CA339867A - Screw-threaded vial manufacture : en fr
  • US1950016A - Toilet seat : en
  • CA339895A - Power shovel cab : en fr
  • DE593887C - Installation on spray gasifiers : de en
  • US1949716A - Method of and apparatus for heattreating : en
  • DE593950C - Direction indicators for bicycles and motorcycles : de en
  • DE593799C - Device for the compulsory compliance with a company size according to a prescribed schedule at one point of a network fed by several units working in parallel : de en
  • GB406745A - A polishing composition for furniture, leather and other surfaces : en
  • DE591293C - Method and device for adjusting the light spot of Braun tubes in sound recording devices : de en
  • GB406808A - Improvements in the catalytic dehydrogenation of partially or wholly hydrogenated polynuclear hydrocarbons : en
  • FR760900A - Friction clutches improvements : en fr
  • FR760861A - Process for the production of a lubricating oil : en fr
  • FR760875A - Furniture convertible into a game device, such as a billiard table : en fr
  • USRE19101E - : en
  • DE593296C - Process for the production of pure isocholesterol from wool fat : de en
  • DK48484C - Method and device for manufacturing a spring band from a flattened helical spring, the individual turns of which engage in the shape of a scale. : da en
  • FR43193E - Device for attaching a frame to the neck of a lighting device : en fr
  • GB406838A - Improvements in machines for turning square and other non-circular ingots or like bodies : en
  • GB407313A - Process for the manufacture of potassium nitrate : en
  • US1950350A - Vibration dampener : en
  • GB406801A - Improvements in or relating to the doubling or twisting of yarns or threads : en
  • FR761027A - Improvements to the means for establishing textile supports intended to be subjected to an exfoliation or other operation, in particular for tires : en fr
  • DE593928C - Receiver for wireless signals : de en
  • FR761073A - Hinge for window shutters and doors, with locking device : en fr
  • US1949542A - Piston : en
  • US1949923A - Apparatus for forming lugs in thread protectors : en
  • GB406910A - Improvements relating to signalling apparatus for motor vehicles : en
  • AT136806B - Sentence binder. : de en
  • AT136831B - Booking engine. : de en
  • US1949960A - Bottle capping machine : en
  • US1950298A - Grave marker : en
  • AT136779B - Heel mark. : de en
  • CA339799A - Metallic casket : en fr
  • CA10239S - Receptacle : en
  • CA339779A - Rug making apparatus : en fr
  • DE593824C - Conveyor system with shuttle traffic by means of a motor vehicle : de en
  • AT136772B - Card game. : de en
  • DE593904C - Spring beat arrangement for looms with shuttle change : de en
  • CA339904A - Loudspeaker resonator : en fr
  • AT136721B - Process for the preparation of a tumor growth inhibitor. : de en
  • AT136731B - Fast lens. : de en
  • AT136787B - Method of operating an amplifier tube for voltage amplification. : de en
  • US1950197A - Cast aluminum rotor winding : en
  • US1950306A - Brake : en
  • US1950290A - Scaffold : en
  • US1949959A - Pressure regulator for work under compressed air : en
  • CA339763A - Gas furnace : en fr
  • CA339780A - Indicator : en fr
  • FR43154E - Combustion process for coals and other fuels : en fr
  • FR43168E - Rapid fire pistol : en fr
  • FR43200E - Machine for tamping concrete or any other material used in the construction of road surfaces : en fr
  • DE568504C - Rotary piston machine : de en
  • DE593823C - DC synchronization system with synchronization transmitter for remote transmission of commands : de en
  • GB407322A - Improvements in or relating to television transmission systems : en
  • AT136776B - Apparatus for measuring body parts or other objects. : de en
  • US1949983A - Spinning of artificial filaments and the like : en
  • US1950125A - Spring structure : en
  • US1949751A - Individual and combination auto sleeper tent : en
  • AT136809B - Shape-retaining packaging made of thin material. : de en
  • AT136812B - Sock holder. : de en
  • US1949799A - Insecticidal oil spray : en
  • US1950026A - Manufacture of artificial filaments or threads : en
  • USD91664S - Design for a wall light fixture : en
  • US1949534A - Method of and apparatus for hydrating cellulose pulp : en
  • US1949779A - Heading machine for kaffir-corn, sorghum, and the like : en
  • US1950088A - Turbine : en
  • DE593961C - Production of concentrated nitric acid : de en
  • AT136800B - Membrane sound generator. : de en
  • FR760889A - Chromate laundry production : en fr
  • US1950328A - Valve release : en
  • AT136796B - Device for tensioning ski tips. : de en
  • GB406880A - Improvements in electric discharge tubes : en
  • US1950036A - Cord clamp for portable electric tools : en
  • US1950089A - Method of forming solid bodies with predetermined arrangement of constituent particles : en
  • US1950005A - Reflector and method of making the same : en
  • US1950037A - Sliding door : en
  • CA339852A - Tire tread : en fr
  • US1949897A - Fastener for guard fences : en
  • US1949890A - Automatic control device for talking machines : en
  • US1949949A - Amyl derivatives of lead and their preparation : en
  • DE593777C - Flat weft knitting machine : de en
  • AU1151633A - Improvements in connection with gas meters : en
  • US1949418A - Sear mechanism for guns : en
  • US1949475A - Radiocircuit : en
  • US1949653A - Venetian blind : en
  • US1949877A - Ventilator : en
  • USD91690S - Design for an emblematic pin or : en
  • DE594080C - Process for the production of furnace linings, insulation and the like like : de en
  • US1949596A - Electrical connection : en
  • AT136738B - Trocar sleeve. : de en
  • AT136815B - Photosensitive cell. : de en
  • AT136767B - Locking device for windows switched on between the right and left sash. : de en
  • US1950111A - Foldable container : en
  • US1950188A - Machine for fabricating coiled spring structures : en
  • US1950327A - Valve closed metal container : en
  • AT136743B - Antenna arrangement with dipoles lined up, especially for mobile devices. : de en
  • USD91653S - Design fob : en
  • US1949455A - Fire shutter for motion picture projectors : en
  • CA339769A - Lock device : en fr
  • US1949614A - Valve seat retaining means : en
  • DK48473C - Device for automatic telephone systems. : da en
  • GB406934A - Improvements in actuating or controlling devices for electric apparatus : en
  • GB406758A - Apparatus for the deeper setting of growing plants : en
  • GB406919A - Improvements in and relating to a process for carrying out highly exothermic oxidation processes : en
  • GB407060A - Draw works for well drilling plant : en
  • FR760868A - Window regulators, in particular for automobile doors : en fr
  • FR43186E - Improvements to distributors of products in stamping, die-forging or other machines : en fr
  • FR761072A - High voltage conductor entry or feed-through for gas-filled enclosures, in particular for electrostatic filters : en fr
  • USD91671S - Design for a textile fabric or the : en
  • AU1204233A - Improvement inthe method of manufacture of basic alum : en
  • DE587105C - Flush lifter for sewer systems : de en
  • DE594032C - Captive bolt device : de en
  • DE593984C - Calender for smoothing paper, cloth, etc. like : de en
  • DK48461C - Screw club. : da en
  • DE593956C - Protection scheme : de en
  • DK48483C - Automatic Fire Alarm Device. : da en
  • US1949493A - Inkwell : en
  • US1949496A - Portfolio : en
  • US1949796A - Pump or impeller : en
  • FR760925A - New toy : en fr
  • FR760948A - Genoa velvet : en fr
  • FR43165E - Motor starters : en fr
  • GB406857A - Improvements in and relating to electric motors : en
  • FR43174E - Method and devices for the construction of seamless pipelines : en fr
  • US1949669A - Apparatus for treating fibrous material : en
  • US1949687A - Arc lamp : en
  • US1950062A - Frame for screens and the like : en
  • FR760862A - Process for the preparation of an iron having good magnetic stability : en fr
  • US1949718A - Lift : en
  • US1950071A - Antidazzle fitting for head lamps : en
  • US1949548A - Bag corner sewing machine : en
  • CA339817A - Liquid concentrating process : en fr
  • DE594086C - Drive for a rotary printing press : de en
  • GB406762A - Improvements in means for fastening shirts and collars : en
  • GB407070A - Improvements in door holders and like fastening devices : en
  • US1949528A - Auxiliary drawbar for motor vehicles : en
  • DE594062C - Process for the production of protective coatings on magnesium and mainly magnesium-containing alloys : de en
  • US1949688A - Printing device : en
  • DE594011C - Decorative mirror : de en
  • GB406753A - Improvements in and relating to adjustable seats, particularly suitable for use in aircraft : en
  • DE593596C - Engaging and disengaging device for friction clutches of presses, scissors, etc. like : de en
  • USD91657S - Design fob an automobile ornament : en
  • FR760935A - Electro-magnetic game system : en fr
  • GB406944A - Improvements in and relating to bearing brasses : en
  • FR760894A - Evacuating revolver-drum for cigarette making machines by cutting a sausage : en fr
  • GB406976A - Improvements in the construction of alternating current electric motors : en
  • DE593922C - Process and device for the removal of the impurities in the continuous dewatering of raw alcohol by azeotropic distillation : de en
  • FR760951A - Water level indicator, especially for steam boilers : en fr
  • DE593857C - Use for freezers with sloping side walls for making ice cubes : de en
  • GB407040A - Improvements in the purification of gases containing hydrogen sulphide : en
  • DE593816C - Pipe connection, especially for cement pipes : de en
  • CA339900A - Metal sheet making apparatus : en fr
  • DE593830C - Multiple recorder based on the potentiometric measuring method, especially for temperature measurements : de en
  • AT136708B - Film drum drive for cinematographic apparatus or for film winding devices. : de en
  • AU1157833A - Improvements in or relating to thermionic oscillation generators : en
  • US1950074A - Pulley : en
  • US1950270A - Fire extinguishing system : en
  • USD91648S - Design for a bed lamp : en
  • FR761074A - Process for manufacturing spiral shaped tubes or conduits from flat sheet metal : en fr
  • FR760910A - Improvements to thrown ball games : en fr
  • FR760921A - Improvements in the assembly of screens : en fr
  • GR4594B - METHOD OF MANUFACTURING SPECIAL EMULSION FOR ROAD COATING AND MAINTENANCE. : el en
  • CA339897A - Register damper control : en fr
  • DE593886C - Tool for finishing : de en
  • US1949471A - Oil heating device : en
  • US1950193A - Protective arrangement for electric circuits : en
  • CA339849A - Two cycle engine : en fr
  • AT136816B - Fixing device for wash basins, preferably made of earthenware or similar material. : de en
  • FR43159E - Improvements in track braking devices for railways : en fr
  • FR760979A - Fixation device for steele dental veneers on their supports : en fr
  • FR761082A - Glow wire spark plug : en fr
  • DE593859C - Arrangement at the suspension frames for overhead lines : de en
  • DE593780C - Automatic machine for milling, drilling and hemming of knife shells made of wood or the like. : de en
  • FR761053A - Paper for print transfer : en fr
  • US1950147A - Refrigeration : en
  • US1950127A - Communication system : en
  • US1950279A - Process of producing a water-repellent coating on paper or similar material : en
  • US1949693A - Printing form : en
  • US1950027A - Manufacture of acetic acid : en
  • FR760892A - Carburetor for internal combustion engines intended to operate also in an inclined position : en fr
  • US1949886A - Glassware forming machine : en
  • GB406970A - Improvements in tractors or similar vehicles : en
  • AT136836B - Full wave rectifier tube. : de en
  • US1949903A - Label for students' unknown analysis sample packages : en
  • CA339747A - Fourdrinier paper machine : en fr
  • US1949413A - Treatment of textile materials : en
  • US1950075A - Artificial bait : en
  • US1949700A - Belt sander : en
  • US1950011A - Sound reproducing system : en
  • US1949549A - Refined cellulose pulp : en
  • US1949771A - Method of and apparatus for producing synchronized records : en
  • FR761042A - Device and method for obtaining one-piece glass stoppers with pouring spout and air tube : en fr
  • FR43167E - Machine for grinding or sharpening the blades of knives, scissors, etc. : en fr
  • USD91650S - Design for a container closure : en
  • USD91683S - Design for a shoe : en
  • AT136748B - Intra-uterine pessary with valve closure. : de en
  • AT136744B - Method and device for microscopic examination of the condition of surfaces. : de en
  • US1949541A - Stamp-vending machine : en
  • AU1301133A - An improvement in trousers : en
  • AU1324033A - Improvements in neckwear : en
  • US1950363A - Plaster base : en
  • US1950204A - Fruit and vegetable display stand : en
  • US1950332A - Hydraulic actuating means for lathe slides : en
  • US1950365A - Electrical system : en
  • USD91679S - Design foe an electric lamp : en
  • US1949671A - Case brush : en
  • FR760987A - Electroplating method and apparatus : en fr
  • FR760898A - Process of spinning artificial textile fibers : en fr
  • US1949556A - Diesel engine : en
  • US1949892A - Apparatus for projecting motion pictures : en
  • US1949499A - Washboard : en
  • US1949658A - Air heating gun : en
  • US1949763A - Screw driver : en
  • US1949725A - Threshing machine : en
  • US1949743A - Apparatus for testing meters : en
  • DE593812C - Talking machine for zone-wise playback of sound recordings : de en
  • DE593869C - Device for dividing cake surfaces : de en
  • US1950105A - Winding machine : en
  • US1950085A - Compositions of matter and method and steps of making and using the same : en
  • US1950212A - Recirculating oven : en
  • US1949696A - Apparatus for washing liquids insoluble in each other : en
  • US1949500A - Universal joint : en
  • US1949736A - Method of and apparatus fob : en
  • US1949508A - Display cabinet : en
  • AU1262333A - Insecticides : en
  • DE593790C - Process for preserving diazo solutions : de en
  • DE1292013U - : de en
  • DE593671C - Process for the preparation of pyridinium compounds : de en
  • GB406891A - Constant-mesh variable speed gearing : en
  • DE593917C - Cinema machine : de en
  • FR760964A - Process for delustering textile fibers and textile products : en fr
  • CA339761A - Continuous filtration : en fr
  • FR760982A - Improvements to pneumatic floats for swimming and rescue equipment : en fr
  • CA339919A - Flooring : en fr
  • US1949845A - Combination mirror and folding ironing board : en
  • US1949831A - Resinous composition and method of forming the same : en
  • US1950280A - Method of and device for treating stable manure : en
  • CA339746A - Shoe last making machine : en fr
  • US1950292A - Smokehouse construction : en
  • CA339744A - Conveyer grizzly : en fr
  • US1949942A - Clock : en
  • US1950304A - Cooking, cooling, and testing process : en
  • US1950313A - Rectification : en
  • US1950337A - Feeding mechanism for sewing machines : en
  • GB406861A - Improvements in or relating to electrically-actuated jacks for motor vehicles : en
  • US1950339A - Mold charge guiding means for glass feeding apparatus : en
  • USD91695S - Design for an atomizer : en
  • AT136837B - Telephone handset with number switch. : de en
  • DE594046C - Ironing film for fabric : de en
  • GB406784A - An improved machine for polishing safety razor blades : en
  • CA339789A - Alarm for safes : en fr
  • GB406774A - Improvements in or connected with gas meters : en
  • US1950250A - Bracket : en
  • US1949852A - Toy telephone : en
  • US1950081A - Bathing cap : en
  • CA339814A - Ore flotation agent : en fr
  • US1949812A - Cooling system : en
  • USD91676S - Design for a pencil sharpener : en
  • US1950318A - Lather applying device : en
  • DE590003C - Machine with a rotating piston : de en
  • US1950334A - Gas meter : en
  • US1949998A - Dewatering apparatus : en
  • US1950019A - Detonator : en
  • US1950006A - Heated furnace with heat recirculating means : en
  • CA339760A - Boiler tube cleaner : en fr
  • US1949480A - Process for converting oils : en
  • US1949784A - Valve : en
  • CA339781A - Television system : en fr
  • US1949411A - Infolding machine : en
  • US1950018A - Form tie : en
  • FR761022A - Railway vehicle : en fr
  • FR761037A - Improvements to terrestrial globes and demonstration celestial globes : en fr
  • FR761045A - Agglomeration and improvement processes for coal waste of all qualities and other fuel products : en fr
  • GB406922A - Improvements in gate valves : en
  • GB407044A - Improvements in the manufacture of sweetmeats : en
  • US1949527A - Method of making bushings : en
  • US1949545A - Mercury arc : en
  • US1949746A - Treating wash oil : en
  • FR760973A - Improvements in the realization of physical culture equipment : en fr
  • GB406865A - Improvements in and relating to the conversion of mechanical oscillations into sound waves by electromagnetic means : en
  • US1949443A - Tire shaping apparatus : en
  • FR760863A - Slab or tile for the construction of walls, ceilings, coverings and the like : en fr
  • FR760913A - Improvements in the manufacture of cellulose films, sheets or yarns : en fr
  • US1949869A - Convertible seat : en
  • US1949476A - Machine for making coated woven tubes : en
  • DE587519C - Rail butt connection by means of two clamp-shaped longitudinal strips pressed onto the rail foot : de en
  • US1950131A - Lamp construction : en
  • US1950134A - Centralized lubricating apparatus : en
  • AU1166633A - Improvements in or relating to apparatus for issuing gummed strip paper, suitable for use for packing and like purposes : en
  • US1949709A - Lighting unit : en
  • DE593735C - Draft regulator for oven firing : de en
  • US1949459A - Joint between relatively moving members adapted to resist plastic metal under pressure : en
  • US1950100A - Chondroitin compounds and their preparation : en
  • US1950286A - Means for deodorizing sanitary napkins : en
  • US1950323A - Loom : en
  • AT136732B - Footrest. : de en
  • FR761095A - Distribution of elasticity in the manufacture of bandages and belts, corsets, etc., by the application of a new elastic fabric : en fr
  • DE571169C - Process and device for industrial oil gas production : de en
  • DE583578C - Process for the transfer of potash salts, in particular potassium chloride, into storable and easily spreadable form : de en
  • DE593931C - Method for producing an electrical resistor with a metallic silicon layer on an insulating carrier : de en
  • US1949520A - Vibration damper : en
  • US1950263A - Drying apparatus for malt and similar grain : en
  • US1949600A - Luminous indicator for measuring instruments : en
  • US1949587A - Land roller : en
  • US1950032A - Fabricated roofing element : en
  • US1949988A - Nut locking device : en
  • CA339837A - Protective overcoating : en fr
  • US1949772A - Method of and device for producing ornamented beverages and frozen confections : en
  • US1949811A - Process of the use of heavy oil in the manufacture of carbureted water gas : en
  • FR760860A - Balanced shutter for air vents and similar applications : en fr
  • FR761080A - Measuring pump : en fr
  • DE593951C - Theft protection for motor vehicles : de en
  • GB406860A - Improvements relating to lithographic printing : en
  • GB407323A - Method and means for shaping the internal surfaces of barrels of firearms or other projectile propelling apparatus : en
  • FR43173E - Improvements made to ringed tubes and rings used for their assembly : en fr
  • FR760877A - Device for softening raw water : en fr
  • FR761067A - Rotary distributor for four-stroke internal combustion engine : en fr
  • DE594057C - Identification strips for young fruit trees : de en
  • GB406973A - Electrical pocket-lamp : en
  • GB406892A - Improvements in screw-thread cutting dies : en
  • US1949793A - Automatically opening and closing window : en
  • US1949865A - Fountain inking pad : en
  • US1949919A - Method of producing artificial threads : en
  • GB406836A - Improvements relating to driving arrangements for stepping switches : en
  • GB406819A - Improved cover for protecting dresses and the like garments : en
  • FR760886A - Instrument in the form of tweezers, forceps or scissors for the treatment of eyelashes, and in particular for curling them : en fr
  • GB406775A - Improvements in electric withdrawable switchgear : en
  • GB406888A - Improvements in carburettors : en
  • FR760961A - Improvements to hearing devices : en fr
  • FR760984A - Can opener : en fr
  • FR761011A - Automatic inflation device for vehicles with pneumatic tires : en fr
  • GB406752A - Improved tools for the attachment of fastenings and fittings to attache cases, trunks, bags and the like : en
  • AU1260533A - Improved means for driving magneto electric machines : en
  • US1949975A - Variable speed grinder : en
  • GB406874A - Improved means for indicating the position of adjustable parts of radio sets and thelike : en
  • GB406901A - Shoe heel with removable tread : en
  • FR760962A - Improvements to roads, sidewalks, floors and other surfaces : en fr
  • AT136741B - Process for the preparation of durable solutions of aminobenzoic acid alkamine esters. : de en
  • DE593990C - Process for the production of grained, non-dusting calcium cyanamide : de en
  • IE12955L - Storage batteries : en
  • GB406884A - Improvements in power transmission systems : en
  • DE594005C - Electrical insulating material for telecommunications cables and process for its manufacture : de en
  • FR760945A - Device for the production of cold and the purification of fumes : en fr
  • GB407052A - Improvements in or relating to the welding of alloys particularly alloy steels : en
  • US1949885A - Attachment for gas governors : en
  • FR760947A - Injection valve for combustion engines : en fr
  • FR760977A - Improvements to vacuum sound devices : en fr
  • FR760919A - shelf immediately adaptable to counter scales, cash registers, etc. : en fr
  • FR761091A - Advanced damping mechanism for vehicles : en fr
  • CA339786A - Motor vehicle rolling device : en fr
  • FR760853A - Small electrically operated nautical and skill game : en fr
  • FR760974A - Improvements to row seeders : en fr
  • FR760917A - Method for synchronously taking sound films and cinematographic films : en fr
  • US1949478A - Fly wheel mounting : en
  • US1949560A - Burner : en
  • GB406782A - Improvements in grinding mills : en
  • GB406998A - Mechanical means for mixing lubricant with the fuel of supercharged engines : en
  • DE593831C - Resting, dry metal rectifier : de en
  • GB407006A - Improvements in or relating to mowing or reaping machines : en
  • GB406957A - Fluorescent material : en
  • FR760856A - Method and apparatus for the production of bent sections : en fr
  • GB406941A - Improvements in or relating to combined compressed-air and magnetic-rail brakes : en
  • GB406772A - Improvements in and relating to the balancing of rotary bodies : en
  • GB406975A - Improvements in or relating to wireless transmitting apparatus : en
  • FR761010A - Improvements to illumination sockets : en fr
  • FR760931A - Roller shutter especially for tables, pedestal tables, display cases, cupboards, etc. : en fr
  • FR43189E - Ethyl alcohol denaturation process : en fr
  • FR761083A - Mail boxes : en fr
  • US1949535A - Stencil holding tray : en
  • US1949849A - Electric discharge tube : en
  • USD91666S - Design fob an announcement board : en
  • US1949567A - Match box holder for ash trays : en
  • US1949713A - Material for preparing metal surfaces for painting and the like : en
  • US1949624A - Switch : en
  • US1949797A - Process of producing compositions of matter containing sulphur in colloidal distribution : en
  • US1949487A - Motion picture screen : en
  • US1949822A - Automatic blasting cap crimping device : en
  • US1950119A - Electrode structure of electrolytic condensers : en
  • US1949819A - Method of production of mixed oil gas and water gas : en
  • US1949905A - Igneous concentration of zinc ores : en
  • US1950227A - Condensation drainer : en
  • US1949467A - Electro-osmotic purification of liquids : en
  • AU1147333A - Magnetic alloys : en
  • US1950182A - Multiple conductor cable : en
  • DE593971C - Rail fault locator : de en
  • DE593977C - Arrangement for voltage regulation of AC power lines : de en
  • GB406757A - Improvements in machine-posting ledger stands or tables : en
  • US1949577A - Diesel engine : en
  • US1949734A - Gate for pneumatic cool-cleaning apparatus : en
  • US1950321A - Beehive : en
  • US1949872A - Boring tool : en
  • US1950257A - Ornamental leather belt and other leather article : en
  • US1950229A - Sleeve twister : en
  • US1950333A - Destructive hydrogenation of carbonaceous materials : en
  • CA339911A - Cinder chrome building unit : en fr
  • DE593803C - Flat knitting machine : de en
  • DE594100C - Device for excavating an endless ribbon of glass : de en
  • AT136810B - Beach sandals. : de en
  • US1949440A - Static and interference eliminator for radio apparatus : en
  • US1950047A - Projection apparatus for publicity or other uses : en
  • AU1154033A - Improvements in saltshakers and analogous articles : en
  • US1949790A - Attachment for typewriting machines : en
  • USD91669S - Design for a hand mirror or the uke : en
  • FR761002A - Stabilization process for peroxide solutions : en fr
  • CA339804A - Explosive composition : en fr
  • CA339848A - Friction clutch : en fr
  • DE593895C - Twist lock on film containers : de en
  • DK48474C - Procedure and Device for Manufacturing Tape Cores. : da en
  • AU1152033A - Improvements in or relating to shortwave oscillation generators : en
  • GB406834A - Improvements relating to electric switches or circuit breakers : en
  • US1950269A - Decorative grave closure : en
  • AT136734B - Process for the production of dry elements. : de en
  • DE593997C - Film reel : de en
  • FR760876A - Rail anchoring system to concrete supports : en fr
  • FR760959A - Electric gas lamp : en fr
  • GB406877A - Improvements in or relating to milling machines : en
  • GB406851A - Improved field house for poultry : en
  • GR4595B - POWER CONTROLLER. : el en
  • DK48472C - Device for radio receivers, amplifiers and the like. : da en
  • DE593546C - Contact device for winding clockworks, drives and the like. like : de en
  • FR43172E - Improvements to convertible tops for cars and other vehicles : en fr
  • FR761071A - Automatic control device actuated by differences in the level of a liquid, applicable to steam generators and other pressure vessels : en fr
  • US1950015A - Gas burner for industrial furnaces : en
  • GB406792A - Improvements in shovels for household and other purposes : en
  • DE594004C - Automatic coupling for rail vehicles, especially rail vehicles : de en
  • GB406797A - A new or improved indicating device for use on centrifugal machines to facilitate obtaining balance thereof : en
  • AT136711B - Wedge clamp buckle to change the effective length of bands or the like. : de en
  • AT136849B - Device for regulating internal combustion engines. : de en
  • CA339782A - Vacuum drying apparatus : en fr
  • GB406815A - Improvements in connection with valves and valve guides for internal combustion engines : en
  • CA339762A - Package : en fr
  • DE593941C - Guide device for motor-driven chainsaws for longitudinal cutting of tree trunks or beams : de en
  • US1949792A - Combination opening and display clip for cans : en
  • US1950043A - Boiler : en
  • US1950251A - Window-sash stop : en
  • US1950305A - Distributor control for hydraulic reversing turbines : en
  • FR761013A - Process for the manufacture of briquettes : en fr
  • GB406889A - An improved process for making sulphonic acids : en
  • GB406897A - Improvements in calf-ankle sock supporters : en
  • US1949883A - Junction box of the floor type : en
  • DE593330C - Component for the production of large containers, in particular cylindrical gas containers : de en
  • DE593740C - Spring connection for mattresses, upholstered furniture, etc. like : de en
  • FR761005A - Carburetor for internal combustion engine : en fr
  • GB406813A - Improvements in the valve mechanism used in connection with the piston used in internal combustion engine pile drivers, rammers and such like : en
  • DE593835C - Friction disc : de en
  • DE593981C - Rotary slide valve designed as a combustion chamber for explosion turbines : de en
  • DE594071C - Lifebuoy with footplate : de en
  • DE593537C - Hydropneumatic suspension and shock absorption device, especially for motor vehicles : de en
  • DE593959C - Method of packaging fragile goods : de en
  • FR43160E - Hydraulic safety valve for automatic shut-off of gas lines : en fr
  • FR760888A - Process for manufacturing cooling radiator elements and elements obtained : en fr
  • GB406961A - Improvements in and relating to automatic reclosing circuit breaker systems : en
  • DE593898C - At the rear fork of a bicycle with its upper vertical part rotatably arranged bicycle support : de en
  • DE593955C - Grinding disc with side reinforcement plates : de en
  • GB406878A - Improvements in pipe-lines for deep-boring work and like purposes by means of the so-called rotary drilling process : en
  • GB406849A - Improvements in or relating to a process of and apparatus for coating a core member with artificial resin or the like : en
  • GB407357A - Improvements in or relating to the production of yarns comprising artificial filaments : en
  • US1949586A - Dry cell : en
  • US1950345A - Water-cooling tower : en
  • US1949794A - Packing case : en
  • FR760933A - Device for locking window and door leaves in any open position : en fr
  • US1949426A - Building construction : en
  • FR761060A - Process for ridding gases of hydrogen sulfide : en fr
  • FR761092A - Carburetor improvements for internal combustion engines : en fr
  • US1949464A - Shutter mechanism for motion picture projection machines : en
  • US1950028A - Base cut-out : en
  • FR760854A - Chain derailment gear change device : en fr
  • GB406958A - Process for the production of metallic magnesium : en
  • GB406969A - Improvements in and relating to frequency conversion apparatus : en
  • GB407058A - Improvements in and relating to the protective treatment of wood : en
  • DE593543C - Rubber tread : de en
  • GB406740A - An improved machine for printing on glass, metal and like materials : en
  • AT136821B - Air brake. : de en
  • US1949957A - Slide caster : en
  • US1950272A - Method of dispersing asphalt : en
  • US1949645A - Door operating mechanism : en
  • US1950031A - Gauge : en
  • FR760896A - Formwork and equipment device for circular constructions : en fr
  • US1950191A - Float : en
  • USD91662S - Design for a textile fabric or : en
  • AT136845B - DC arc welding generator. : de en
  • AT136823B - Adjustable toe cheeks for skis. : de en
  • FR43182E - Improvements in the compressor supply of four-stroke heat engines : en fr
  • DE594056C - Friction roller drive for cleaning devices with a washing drum immersed in a wash trough : de en
  • GB406946A - Improved shooting spectacles : en
  • GB407016A - New monoazo dyestuffs : en
  • DE593964C - Process for the production of copies from an original of any kind and using intermediate copies : de en
  • US1950341A - Rheostat : en
  • CA339764A - Coat and trousers hanger : en fr
  • CA339869A - Railway car coupler : en fr
  • AU1289533A - A method of and apparatus for treating timber for making butter boxes orthe like : en
  • CA339768A - Steel ingot manufacture : en fr
  • AT136838B - Chassis for automobiles. : de en
  • US1949800A - Extension leaf table : en
  • US1949948A - Hydrocarbon derivatives of lead and their preparation : en
  • CA339883A - Sound pickup device : en fr
  • DE594078C - Electrically heated kettle with indirect heating from a liquid bath : de en
  • US1949729A - Process and apparatus for separating intermixed divided materials : en
  • US1949930A - Steam valve : en
  • US1949672A - Control device for oil or gas wells and pipe lines : en
  • US1950012A - Sliding window : en
  • US1950261A - Stop-skid device and car lock : en
  • US1950342A - Shaft for golf clubs : en
  • US1949984A - Pipe lining : en
  • US1949523A - Automobile gasoline tank lock : en
  • US1949711A - Hydraulic governor : en
  • DE593970C - Connection bellows for railroad cars : de en
  • AU1157333A - Improvements relating to pressure lubricating devices : en
  • CA339887A - Container closing machine : en fr
  • US1949706A - Manual clear signal device for adding machines : en
  • US1949787A - Airplane : en
  • US1950112A - Fin radiator : en
  • DE593829C - Triggering device for electrical rotary switches with right and left switching : de en
  • US1950276A - Brake : en
  • US1950324A - Lip stick holder : en
  • DE594019C - Roll-in mill for pasty goods : de en
  • CA339807A - Combination jack and shock absorber : en fr
  • DE593954C - Screw propeller : de en
  • GB406736A - Improvements in or relating to marine engine power transmissions : en
  • GB406843A - Improvements in or relating to guillotine machines : en
  • IE12633L - Packing eggs. : en
  • CA339918A - Textile material : en fr
  • US1949448A - Double ball caster : en
  • CA339906A - Photographic film : en fr
  • GB406828A - Calculating devices for thermionic valve circuits : en
  • US1950218A - Window shutter : en
  • US1950357A - Centrifugal separator : en
  • US1949414A - Landing tutor : en
  • US1949937A - Inking mechanism : en
  • US1950373A - Printing machine : en
  • AT136757B - Process for the production of jaws with grooves and ribs parallel to one another for rolling ordinary right-hand and left-hand threads. : de en
  • US1950278A - Automatic vehicle signal : en
  • USD91654S - Design for a roofing element or : en
  • US1950104A - Box : en
  • DE593651C - Device for enclosing packages with wire : de en
  • USD91677S - Design for a bottle : en
  • FR761069A - Binoculars device, cufflinks, etc. : en fr
  • DE593774C - AC collector machine : de en
  • US1950061A - Hull extractor : en
  • US1949921A - Cleaning and protecting metals against rusting : en
  • US1950307A - Method of repairing valves : en
  • US1949648A - Measure-dispensing coffee container : en
  • DE552750C - Process for the production of densely fired ceramic masses with the exclusion of quartz and feldspar as raw materials or additives : de en
  • DE593840C - Suspension for vehicles with two rear driving axles : de en
  • DE593873C - Level indicator for elevators : de en
  • CA339816A - Mooring apparatus : en fr
  • US1949452A - Pincers : en
  • US1950150A - Elevator door mechanism : en
  • US1950355A - Improved cutting and forming tool and wearing surface : en
  • US1949723A - Air compressor and supercharger : en
  • US1949934A - Purifier : en
  • CA339913A - Cinder chrome building unit : en fr
  • US1949421A - Bake pan partition : en
  • US1950114A - Timing control system : en
  • US1950259A - Equalizing mechanism : en
  • CA339803A - Explosive composition : en fr
  • FR761097A - Improvements in the manufacture of paints and varnishes : en fr
  • US1950141A - Temperature indicating system : en
  • DE593974C - Current displacement resistance : de en
  • AT136750B - Hair curlers. : de en
  • US1949446A - Adding and listing machine : en
  • US1949683A - Feed water regulator : en
  • US1950052A - Motor analyzer : en
  • US1949962A - Tow bar for cycles : en
  • USD91645S - Design fob a fife : en
  • GB406994A - Improvements in and connected with animal traps : en
  • DE593542C - Device for the automatic opening and closing of a garage door : de en
  • US1949673A - Vapor phase treatment of oils : en
  • US1950023A - Agricultural implement : en
  • GB406852A - Improvements in and relating to electric motors : en
  • US1949505A - Unitary motor-compressor : en
  • US1949691A - Conveyer : en
  • US1949543A - Building construction : en
  • AU1187433A - Improvements in or relating tothe manufacture of hollow metal columns, beams, poles, masts, jibs orthe like : en
  • US1949569A - Structural steel bracket : en
  • US1949576A - Leather lacing needle : en
  • US1949745A - Doorframe for cars and the like : en
  • US1950010A - Suds box : en
  • US1950098A - Tape pulling machine : en
  • US1950126A - Cable conductor winding : en
  • US1950372A - Expanded metal and method and apparatus for manufacturing the same : en
  • FR760869A - Method for controlling the profile of the teeth of helical gears : en fr
  • GB406766A - A device for filling liquid from a receptacle into bottles to a definite level : en
  • GB406799A - Improvements in or relating to lost motion toggle devices for transmitting movement : en
  • US1950209A - Combine : en
  • AT136735B - Wireless messaging equipment. : de en
  • DE593806C - Egg punch : de en
  • US1949907A - Roof covering and method of forming same : en
  • AU1150833A - Improvements in and relating to metal seals for wire andthe like andin tools for securing said seals : en
  • AU1286933A - Improvements inthe manufacture of yeast andother microorganisms : en
  • FR761036A - Mechanical stamping device : en fr
  • US1949766A - Cotton separator : en
  • US1949438A - Cleaning and annealing machine : en
  • USD91658S - Design fob a textile fabric ob : en
  • FR760954A - Mirror reflector device for cameras : en fr
  • FR761039A - Production process for monoazo dyes : en fr
  • US1949592A - Valve-production method : en
  • US1950215A - Connecter for electrical appliances : en
  • AU1303833A - Improvements relating togas regulating devices : en
  • US1949539A - Lasting machine : en
  • CA339773A - Dipped rubber goods : en fr
  • DE593192C - Process for the preparation of N-substituted heterocyclic compounds : de en
  • DE593844C - Device for introducing blown material by means of a rotating conveyor belt into a housing that is under overpressure : de en
  • AT136740B - Accumulator with solution cathode. : de en
  • AT136826B - Self-collecting table machine, in particular for smoking and ignition goods. : de en
  • AU1355233A - Threaded spring shackle : en
  • AT136759B - Device on range finders with measuring rod and measuring threads for transferring the multiplication constant to a whole, unchangeable value. : de en
  • CA339766A - Filament and thread processing : en fr
  • DE593810C - Tungsten arc lamp for optical sound recording : de en
  • DE593958C - Device for wrapping arbitrarily shaped objects in wrapping material coming from the roll : de en
  • US1949701A - Adjustable garment support : en
  • US1949791A - Salad dressing : en
  • US1949908A - Weight indicating device for well drilling apparatus : en
  • CA339898A - Cop-holder : en fr
  • US1949876A - Preparation of emulsions for treating and preparing road surfaces : en
  • CA339801A - Coat and trousers hanger : en fr
  • GB406904A - Improvements in wheel rims : en
  • US1950029A - Fluid controlled system : en
  • US1949705A - Collapsible bit : en
  • AT136835B - Packaging for chocolate pieces etc. like : de en
  • CA339765A - Thread and ribbon manufacture : en fr
  • CA339878A - Radio interference preventing device : en fr
  • AT136841B - Process for the production of a hot cathode of high electron emission with an intermediate layer. : de en
  • US1949503A - Dual reflector : en
  • US1949776A - Heat responsive valve : en
  • US1949646A - Electrical connecter : en
  • AT136760B - Eyepiece for optical devices with reading threads, in particular for range finders. : de en
  • AT136828B - Method for reducing the noise voltage in telecommunication cables. : de en
  • AU1030432A - Improved refrigerator specially suitable for domestic use : en
  • FR760944A - New intermediates and new dyes derived from them : en fr
  • CA339830A - Acid concentration apparatus : en fr
  • AU1165133A - Improved hose support : en
  • US1949517A - Antislipping tread and method of making the same : en
  • US1949522A - Household air cooler : en
  • US1949866A - Recuperative superheater : en
  • US1950175A - Car for mines and the like : en
  • AU1166933A - Improvements in floors and ceilings : en
  • US1949571A - Circular loom : en
  • US1950289A - Scaffold hoist : en
  • DE593841C - Process for the continuous determination of the aiming angle when shooting at moving targets : de en
  • US1949643A - Transmission gearing : en
  • US1950118A - Traveling bag : en
  • US1950253A - Jackhead : en
  • FR761041A - Device for loading and unloading frames, boxes or other heavy objects from a tipping platform vehicle and vehicle fitted with this device : en fr
  • US1950156A - Method of making terminal connections : en
  • US1950311A - Window : en
  • US1949896A - Gasoline product and method of refining : en
  • US1949678A - Elastic fluid turbine : en
  • US1950132A - Therapeutical preparation and the production thereof : en
  • USD91682S - Design for a shoe : en
  • DE593825C - Sheet piles formed from steel piles with continuously the same wall thickness : de en
  • DE593963C - Overcurrent time release with a device for changing the release characteristics : de en
  • FR43181E - Spring starter for motor-compressor with free pistons moving in reverse : en fr
  • FR761033A - Cooling and heating radiator : en fr
  • US1949555A - Railroad freight car and door mechanism therefor : en
  • US1949611A - Propeller blade : en
  • US1949638A - Furnace wall : en
  • US1949540A - Air filter : en
  • US1949987A - Carton : en
  • US1949453A - Receptacle and combination tray and cover : en
  • US1949855A - Weighing device : en
  • US1950185A - Flat knitting machine : en
  • FR761034A - Improvements to taps : en fr
  • GB406739A - Improvements in or relating to electromagnetic vibration translating devices : en
  • FR760993A - Grill avoids the smoke and smell of grilling and can be used as an oven : en fr
  • FR761084A - Device for lifting and turning vehicles : en fr
  • AT136802B - Speaker. : de en
  • GB406755A - Change speed control mechanism for motor cycles and like vehicles : en
  • DK48462C - Self-filling Filling Pen. : da en
  • GB406869A - Improvements in and relating to respiratory appliances : en
  • FR43183E - Ball joint development : en fr
  • GB406759A - Improvements relating to dynamo electric machines for converting alternating electric currents to direct electric currents or vice versa : en
  • FR760901A - Tube amplification assembly, more particularly intended for photoelectric currents : en fr
  • DE593710C - Process for the production of almost pure inactive menthol : de en
  • DE594023C - Sound image reproduction system for separate image and sound recording media : de en
  • GB406796A - Improvements in and relating to high-voltage bushings : en
  • US1949622A - Bag : en
  • US1950194A - Safety circuit opening device for automobiles : en
  • DK48466C - Device at Vaterpas. : da en
  • FR760971A - Improvements to roads, sidewalks, floors and other surfaces : en fr
  • GB406744A - Improvements relating to circuits including thermionic valves for the amplification of electric signals : en
  • FR760992A - Barrel drain : en fr
  • GB406751A - Method of tinning utensils : en
  • GB406767A - A process and apparatus for effecting the electro-deposition of metals : en
  • US1949735A - Apparatus for ventilating and conditioning buildings : en
  • US1949991A - Conveyer system for handling washing machine tubs during the process of enameling : en
  • DE593863C - Thermal-electromagnetic controlled installation switch with a rotatable switching element above the switching coil : de en
  • DE594077C - Electromagnetic unbalance and differential protection relay : de en
  • GB406870A - An improved apparatus for incubating and hatching eggs : en
  • GB407348A - Improvements relating to liquid delivery apparatus : en
  • DE593791C - Centrifugal machine drive with electric motor and turbine : de en
  • FR43151E - Improvements to electrolytic deposits on aluminum and aluminum alloys : en fr
  • US1949721A - Balance : en
  • DK48471C - Lighthouse or Lighthouse. : da en
  • US1949814A - Dishwashing machine : en
  • US1949846A - Junction box : en
  • US1950109A - Turntable for phonograph records : en
  • GB406920A - Feed mechanism for metal cutting machines : en
  • GB406886A - Improvements in hair treating apparatus : en
  • CA339833A - Screw thread cutting device : en fr
  • US1949707A - Weighing scale : en
  • US1950179A - Electrical separator : en
  • DE593828C - Deep sea telephone cables : de en
  • FR760949A - Apparatus for the rational carbonization of wood in order to obtain a charcoal of high calorific value : en fr
  • FR760928A - Light fixture for watchmaker work : en fr
  • FR761052A - Electron tube : en fr
  • DE593987C - Rail-like hub puller for motor vehicles : de en
  • US1949917A - Press conveyer : en
  • GB406921A - Improvements in or relating to grinding or abrading tools for extremely hard alloys : en
  • GB406947A - Improvements in or relating to damping brushes : en
  • FR760942A - Spindle spindle on ball bearings, spinning and twisting, and applicable to the processing of all textile fibers : en fr
  • GB406936A - Improvements in and relating to low temperature electric heat radiating panels : en
  • GB406846A - Improvements in or relating to dis-connectible couplings for pipes and tubes : en
  • GB407366A - Improvements in and relating to apparatus for games and amusement purposes : en
  • US1949980A - Method and apparatus for spreading powdered materials : en
  • US1950039A - Tool slide positioning mechanism : en
  • US1950374A - Production of stereoscopic pictures : en
  • US1949562A - Conductor releasing clamp : en
  • US1949717A - Method and apparatus for shearing : en
  • FR43170E - Safety devices for electric lamps for mines and similar uses : en fr
  • GR4596B - MACHINE METHOD AFTER Cradles COMPOSITING ELASTIC CONNECTION OF FULL FREE SHOT PROVISIONS. : el en
  • FR761026A - Control sight for liquid column : en fr
  • GB407057A - Improvements in or relating to selective receivers for wave signals : en
  • FR43199E - Improvements to pistons and their applications to superchargers : en fr
  • GB406935A - Anti-slipping device for the shoes of animals : en
  • FR761132A - : fr
  • US1950329A - Automobile ventilator : en
  • FR43179E - Telephone testing device : en fr
  • AT136798B - Firing, in particular for ovens. : de en
  • US1949408A - Fluid flow regulation : en
  • DE594063C - Feed funnel for grinding bar or roller mills : de en
  • AT136746B - Electric discharge tube. : de en
  • CA339876A - Railway switch stand reflex structure : en fr
  • GB406939A - Improvements in and relating to trousers and like garment presses : en
  • DE593588C - Rotating scissors for 1 to 4 or more rolling veins in motion : de en
  • FR43191E - Improvement in electrodes for electric arcs intended for lighting : en fr
  • US1949538A - Electric light : en
  • DE593998C - Process for the production of line color grids on gelatine sheets, films or the like. : de en
  • US1950133A - Water reservoir : en
  • US1950319A - Acoustic apparatus : en
  • GB407347A - Improvements relating to the interconnection of tubular electric heaters : en
  • US1950277A - Base plate for ships and building structures : en
  • GB406925A - Improvements in or relating to aircraft engines : en
  • AU1203133A - Improvements mi internal combustion engines : en
  • CA339912A - Cinder chrome building unit : en fr
  • US1949830A - Dual drive multiwheel road vehicle : en
  • USD91673S - Design for a prie dieu : en
  • US1949602A - Car dumper : en
  • US1949874A - Pump valve : en
  • US1950354A - Improved pressure molding method : en
  • US1949412A - Process for the manufacture of aliphatic ketones : en
  • US1949825A - Process for the production of carboxylic acids : en
  • AT136824B - Lid closure for cooking vessels consisting of a removable clip. : de en
  • CA339777A - Sign : en fr
  • DE593933C - Arrangement of installation circuit breakers or current limiters : de en
  • FR43161E - Improvements made to means using a gaseous fluid, in particular to those for the development of photographic papers by ammonia : en fr
  • FR760956A - Process for the manufacture of framed, multi-cell molds used in the chocolate industry : en fr
  • US1950322A - License tag fastening clamp : en
  • US1950364A - Fountain pen feed : en
  • CA339783A - Fabric treating apparatus : en fr
  • FR760969A - Machine for measuring and machining vehicle frames and bogies, in particular railway bogies : en fr
  • US1949813A - Coupler shield : en
  • US1949839A - Method of and mechanism for feeding folded sheets to sheet opening devices in a sheet-handling machine : en
  • US1950137A - Syringe : en
  • US1949863A - Pessary : en
  • US1949899A - Method of and apparatus for making glassware : en
  • US1950083A - Lamp fixture for headlights : en
  • USD91696S - Design for a water closet bowl : en
  • DE593940C - Cube cutting machine for bread, rolls etc. like : de en
  • FR760989A - Combination switch, in particular for ignition circuits of motor vehicles : en fr
  • US1949940A - Shoe heel : en
  • US1950252A - Traveling case : en
  • US1949760A - X-ray apparatus : en
  • US1949911A - Photographic developer : en
  • US1950041A - Detachable shoe sole and heel : en
  • DE594061C - Throttle control for internal combustion engines : de en
  • FR760865A - Advanced toy plane : en fr
  • FR760927A - Advanced razor leather : en fr
  • GB406818A - Improved means adapted to be fitted to cycles to protect the legs of riders : en
  • FR760937A - Portable sprayer for liquids : en fr
  • FR761001A - Process for recovering chlorinated rubber from its solutions : en fr
  • AT136754B - Voltage converter for high voltages. : de en
  • GB406850A - Devices for dispatching "abstriche" blood samples and the like for bacteriological and diagnostic purposes : en
  • DE593910C - Device for switching off the anode voltage in vacuum tubes with indirectly heated cathodes : de en
  • US1949958A - Slide caster : en
  • GB406871A - An improved driving system for ferraris meters : en
  • GB406793A - Improvements relating to meat suspension devices : en
  • DE593942C - Device to prevent damage to the grate trolleys on belt rusting and sintering devices : de en
  • DE594097C - Textile machine, especially flat weft knitting machine : de en
  • DE594072C - Laces for lace-up shoes, especially for sports shoes, with a seal against water penetration : de en
  • US1949434A - Derivative of cellulose composition and method of preparing the same : en
  • US1949834A - Valve : en
  • FR761056A - Process for cracking coal tars and bituminous shale oils and recovering by-products : en fr
  • GB406896A - Improved pneumatic tyre for road vehicles with detachable and replaceable tread : en
  • GB406918A - Improvements in and relating to tables for billiards and the like games : en
  • US1950042A - Baby bouncer : en
  • DE593708C - Machine for polishing the joint edges of shoe soles : de en
  • US1949857A - Fire extinguisher : en
  • US1949402A - Padlock : en
  • US1949590A - Control system : en
  • GB406867A - Improvements in and relating to wheels for power-driven vehicles and the like with detachable rims : en
  • US1949755A - Glove ornament : en
  • US1949955A - Spark plug : en
  • US1950004A - Lubricating nipple with nonreturn valves for high pressure lubrication : en
  • DE593973C - Mast disconnector for electrical distribution networks : de en
  • GB406948A - Improvements in or relating to ship's logs, fluid meters and the like : en
  • US1949618A - Method of making drain valves : en
  • AT136728B - Choke chain, especially for high frequency transmission systems. : de en
  • US1949450A - Low voltage heating element : en
  • US1949902A - Bottle closure : en
  • AT136751B - Device for mixing the mixture with carburettor machines. : de en
  • CA339886A - Elastic looped fabric : en fr
  • US1949631A - Method for conducting high temperature hydrogenation processes : en
  • US1950205A - License plate holder : en
  • USD91670S - Design fob a bottle : en
  • FR761076A - Process for the production of pure coal in the highly divided state : en fr
  • GB406724A - Improvements in and relating to electric wire conduits : en
  • US1949909A - Motion picture apparatus : en
  • US1950034A - Rear axle : en
  • CA339921A - Spray tube : en fr
  • US1949668A - Coupling : en
  • US1950152A - Refrigeration : en
  • US1950315A - Disinfectant composition : en
  • GB407350A - Improved means for measuring and dispensing ale and the like liquors : en
  • US1950060A - Coating oh plastic : en
  • CA339880A - Frequency control : en fr
  • DE594099C - Heating pads, heating containers or the like with a chemically active mass : de en
  • DE593861C - Rolling contact for pressure switch : de en
  • DK48479C - Procedure for the production of ethyl alcohol. : da en
  • DE593891C - Viewfinder for photographic and cinematographic apparatus : de en
  • FR760887A - Improvements to dental burr control devices : en fr
  • US1949551A - Vehicle light : en
  • USD91681S - Design fob a shoe : en
  • US1949893A - Optical system : en
  • US1949400A - Bottle pouring device : en
  • AT136704B - Low pressure or hot water boiler. : de en
  • AT136724B - Process for regulating the damping of oscillation circuits. : de en
  • CA339794A - Connector : en fr
  • CA339881A - Oscillation generation : en fr
  • DE593684C - Method and device for the base of electrical devices, in particular electrical incandescent lamps : de en
  • DE593969C - Method of manufacturing a cooker absorber for absorption machines : de en
  • DE594008C - Electromagnetic or electrodynamic vibrating phase shifter : de en
  • DE593993C - Process for the production of iron oxide paints : de en
  • US1950092A - Optical printing apparatus : en
  • US1949461A - Mop : en
  • US1949762A - Sewing machine for making french seams : en
  • US1950346A - Cooling unit : en
  • US1950367A - Seam for garments : en
  • US1949504A - Electric machinery : en
  • US1949482A - Scraping machine : en
  • US1949873A - Automatic valve control : en
  • US1949818A - Truss member for aircraft and the like : en
  • US1949856A - Fire alarm : en
  • DE593980C - Cell for molten electrolysis with a solid metallic current collector : de en
  • US1949832A - Resinous composition and method of forming the same : en
  • US1949954A - Safety cash cabinet : en
  • US1949972A - Extension ladder and section lock : en
  • US1950349A - Air conditioning apparatus : en
  • DE593833C - Process for the production of artificial structures, in particular artificial threads from viscose solutions : de en
  • GB406776A - Improved means for connecting wires and cables : en
  • GB406842A - Appliances for playing educational games : en
  • FR760970A - Centrifuge machine for the production of hollow revolution bodies, in concrete : en fr
  • AU1152533A - An improved method and spraying apparatus for the treatment of sheep and other stock : en
  • DK48458C - Cover for open packaging. : da en
  • FR760878A - Device for determining the distance : en fr
  • GB407053A - Improvements in or relating to machines for winding wire, thread or the like from one reel, spool, or bobbin to another : en
  • DK48455C - Door construction for Vans or similar. : da en
  • AT136730B - Suction bottle cap. : de en
  • US1949859A - Universal coupling : en
  • US1950213A - Recirculating oven : en
  • FR43198E - Clutch refinements : en fr
  • FR761087A - Improvements to x-ray tubes : en fr
  • FR760912A - Invisible gummed corners for fixing photographs, images, etc. on supports : en fr
  • US1949494A - Brush making machine : en
  • US1950065A - Closing device for tins : en
  • FR761035A - Easel for the presentation of products in rolls : en fr
  • US1949591A - Self-sharpening drill bit : en
  • US1949878A - Platen for tape printing machines : en
  • US1950101A - Drill bit : en
  • DE594028C - Conical valve plug made of rubber for air pumps : de en
  • FR760932A - Method for supplying alternately direct current in opposite directions to an electric motor, by means of a remote control : en fr
  • US1950097A - Electrical shaving machine for dryshaving : en
  • US1950343A - Reenforcement for headers and stretchers : en
  • CA339798A - Station indicator : en fr
  • GB407033A - Improvements in and relating to string musical instruments : en
  • CA339750A - Hand covering : en fr
  • FR761063A - Improvements to television sets : en fr
  • GB406771A - Improved process of proofing or sizing paper or cardboard with paraffin in course of machine manufacture of said paper or cardboard : en
  • DE593995C - gear : de en
  • US1949510A - Cutting means : en
  • US1950352A - Condenser : en
  • GB406907A - Improvements in or relating to electric heating devices : en
  • DE594024C - Process for the production of lithographic printing forms : de en
  • GB407363A - Improvements in the manufacture and production of products of the anthrapyrimidine series : en
  • FR760884A - Guardrails for floating or fixed scaffolding : en fr
  • US1949553A - Cable drum construction for rotary draw-works : en
  • US1949993A - Unit heater : en
  • US1949805A - Sliding door trackway : en
  • US1950163A - Accelerator controlled automotive transmission : en
  • DE593948C - Production of acid solutions, especially for green fodder preservation : de en
  • DE593843C - Cutting device for straight cigarette machines : de en
  • US1949879A - Bag making machine : en
  • US1950271A - Hood fitting for motor and other vehicles : en
  • US1950038A - Explosive : en
  • US1949621A - Textile machinery : en
  • US1949808A - Alternating current machine : en
  • US1950330A - Signal light for vehicles : en
  • US1950281A - Tape loom : en
  • US1949537A - Cement sole-attaching machine : en
  • AT136761B - Motor generator, especially with a radial engine. : de en
  • DE593912C - Procedure for measuring the indentation depth during hardness testing : de en
  • DE593930C - Method for connecting stranded conductors, in particular electrical cables : de en
  • FR761029A - Tilting or sawtooth mounting : en fr
  • US1949521A - Drawing board structure : en
  • US1949472A - Apparatus for making fibrous materials : en
  • US1949526A - Grid pasting machine : en
  • US1949810A - Method of making combustible gas : en
  • US1949916A - Soldering flux : en
  • AU1295433A - Improved method of, and apparatus for aerating liquids : en
  • CA339787A - Material moving apparatus : en fr
  • US1949880A - Bag making machine : en
  • US1950331A - Adjustable humerus splint : en
  • AU1325433A - Improvements in arrangement for rising flight requiring no gliding : en
  • DE593952C - Tubeless bicycle air pump : de en
  • GB406924A - Improvements in hair drying appliances : en
  • DE593972C - Coin machine for automatic switching on and off of a radio receiver : de en
  • DE594079C - Hydraulic feed system, especially for machine tools for metalworking : de en
  • CA339836A - Thermostatic trap : en fr
  • DE593679C - High-voltage choke coil with one or more winding layers arranged between pressure plates, optionally separated from one another by insulating spacers : de en
  • FR761019A - : fr
  • AT136768B - Process for electroosmotic cleaning of chemically pre-cleaned glycerine. : de en
  • US1949633A - Lock : en
  • US1950040A - Work-handling mechanism for machine tools : en
  • US1950144A - Volume control system : en
  • US1950170A - Commutating arrangement for dynamotors : en
  • DE593729C - Circuit arrangement for telephone systems with connection devices consisting of setting and voice dialers : de en
  • US1949667A - Exhaust silencer : en
  • US1949449A - Spectacles : en
  • US1949698A - Lens : en
  • US1949770A - Doorlatch : en
  • DE594022C - Plastic figures for cinematographic recording purposes : de en
  • CA339894A - Irradiating apparatus : en fr
  • AT136701B - Actuating device for weir flaps. : de en
  • AT136765B - Water meter test station. : de en
  • CA339831A - Engine : en fr
  • US1949789A - Fuel pump for diesel engines : en
  • US1949941A - Game : en
  • US1949589A - Pump : en
  • US1949961A - Coupling : en
  • US1950359A - Method of making carbolic acid : en
  • AT136762B - Electromagnetic machine with self-excitation for ignition purposes. : de en
  • CA339868A - Short wave radio receiver : en fr
  • US1950044A - Method of and apparatus for producing stable luminous flame combustion : en
  • US1950266A - Carburetor : en
  • US1950053A - Safety price tag : en
  • AT136718B - Hinged copy frames for photographic purposes. : de en
  • CA339767A - Filament and thread processing : en fr
  • US1949769A - Headlight : en
  • US1949977A - Track sander : en
  • USD91644S - Design for a proprietary medicine bar : en
  • GB406981A - Improvements in or in connexion with gear-changing mechanism : en
  • US1949623A - Method of uniting metals and compound metal article : en
  • US1949995A - Helicopter or wingless air vehicle : en
  • US1950139A - Means for disinfecting toilet bowls : en
  • US1950347A - Air washer and humidifier : en
  • CA339824A - Bathing suit : en fr
  • AU1243233A - Improvements in or relating to piston rings : en
  • DK48470C - Heat transfer device for refrigeration machines. : da en
  • FR761096A - multiple use square : en fr
  • GB406938A - Tubular rubber tyre reinforced with metal springs for vehicle wheels in general : en
  • FR760981A - Improvements made to call dialers for telephone devices : en fr
  • AT136722B - Indirectly heated cathode. : de en
  • CA339875A - Graining process : en fr
  • AT136703B - Oil burner. : de en
  • US1949563A - Water gas production : en
  • DE593890C - Process and device for the production of cellulose : de en
  • FR760879A - Signal to several lanterns : en fr
  • AT136705B - Accordion. : de en
  • US1949584A - Means for controlling telegraph bias : en
  • US1950335A - Protective device for riser pipes and valves thereon : en
  • US1950103A - Portable electric lantern : en
  • AT136749B - Electric tube. : de en
  • CA339809A - Fibre stock refiner : en fr
  • CA339812A - Alkaloidal preparation stabilization : en fr
  • AT136766B - Telescope for optical distance measurement. : de en
  • US1949511A - Grinding machine table operating mechanism : en
  • US1949677A - Shipping jacket for ice cream : en
  • US1949733A - Dual-vario selector tuning device : en
  • US1949989A - Process for treating oil : en
  • US1949659A - Rug shampooing machine : en
  • US1950293A - Bottle and jar closure : en
  • USD91675S - Design fob a pencil sharpener : en
  • FR761040A - New industrial product replacing down, kapok, etc., its production process and its applications : en fr
  • DE593867C - Process for the production of water-soluble dyes of the anthraquinone series : de en
  • CA339826A - Electrical oscillation generator : en fr
  • USD91655S - Design for a pocket handkerchief : en
  • USRE19100E - Weft end controller for weft re : en
  • AT136808B - Wagon wheel running on roads and rails. : de en
  • AU1026532A - Improvements in or connected with golf and like bags : en
  • CA339788A - Shoe heel : en fr
  • US1949665A - Brush : en
  • AU1164233A - Improvements in and relating to rotating disc kaleidoscopes : en
  • CA339772A - Suppository : en fr
  • US1949858A - Sparking top : en
  • CA339841A - Photographic printing apparatus : en fr
  • DE593947C - Device for closing preservation or freshness containers : de en
  • GB406764A - Improvements in and relating to pipe couplings : en
  • AT136784B - Process for manufacturing electrolytic capacitors. : de en
  • CA339874A - Graining process : en fr
  • AT136807B - Automatic shut-off device for control valves with control chambers when air brakes pass through. : de en
  • AT136814B - Machine for the continuous production of blind wood layers for blockboard. : de en
  • CA339907A - Floor and roof : en fr
  • AT136737B - Device for volume regulation in amplifiers with high frequency penthodes. : de en
  • AT136833B - Circuit arrangement for telephone systems with a main and a branch, for connection to central battery or automatic offices. : de en
  • US1949847A - Coal conveyer : en
  • US1949428A - Fluid seal : en
  • US1949803A - Vaporizer : en
  • US1950068A - Production of nutkient salt : en
  • US1950115A - Defroster : en
  • USD91694S - Design fob a weighing machine casing : en
  • AU1153233A - An improved cask : en
  • CA339819A - Footwear : en fr
  • CA339846A - Combustion process : en fr
  • US1949497A - Grease gun : en
  • US1949936A - Detachable color combination for hand bags : en
  • FR760871A - Reciprocating device for loading and distributing wires on reels : en fr
  • US1949423A - Track for tracklaying vehicles : en
  • US1950353A - Method and apparatus for dispensing gas material : en
  • US1949804A - Razor blade sharpener : en
  • CA339770A - Dentifrice : en fr
  • FR760975A - Electric incandescent lamp, discharge tube or flash lamp : en fr
  • AT136844B - Circuit arrangement for the correction of current surges. : de en
  • US1949783A - Mental testing apparatus : en
  • US1950294A - Metal closure : en
  • US1949861A - Bedding machine : en
  • AT136790B - Cathode for discharge tubes with indirect heating. : de en
  • CA339901A - V-type antenna : en fr
  • DE593892C - Photographic camera with lens that can be remotely adjusted before being released : de en
  • US1949714A - Photography : en
  • US1949864A - Allocator for duplicating stamps : en
  • US1949651A - Absorption refrigerating system : en
  • GB406780A - Improvements in and relating to the construction of the roofs of buildings and the like : en
  • GB406802A - Improvements in and relating to the construction of floors and the like : en
  • DE593871C - Suction head for a vacuum cleaner with a suction nozzle arranged in it and provided with stroking lips : de en
  • US1950203A - Package : en
  • AT136717B - A raincoat. : de en
  • US1950076A - Spring darning attachment for sewing machines : en
  • USD91659S - Design for a textile fabric or : en
  • AT136726B - Process for removing protein substances from liquids containing them. : de en
  • DE594029C - Pump to be connected to a piston engine : de en
  • DK48478C - Method for making a patterned coating for floors, walls and the like. : da en
  • GB407055A - The manufacture of azodyestuffs : en
  • US1949854A - Driving mechanism for rotary braiders : en
  • CA339864A - Conduit and coupling : en fr
  • US1950176A - Window lock : en
  • US1950146A - Apparatus for cleaning bottles : en
  • US1949963A - Positive column lamp letter : en
  • US1950079A - Aromatic amine : en
  • US1949579A - Weaving terry fabrics : en
  • US1949703A - Body gyrating mechanism : en
  • US1949559A - Valve : en
  • US1950214A - Method of soldering metal objects : en
  • AT136785B - Protective cover for radio tubes etc. like : de en
  • US1950093A - Automatic train pipe connecter : en
  • US1950128A - Supporting frame and tray for beds : en
  • US1949447A - Card holder : en
  • US1950256A - Control system : en
  • DE593680C - Holding device for adjustment means in induction counters : de en
  • US1949509A - Cutting means : en
  • US1949566A - Necktie : en
  • DE593988C - Ski clamps : de en
  • DE594015C - Device for rewriting sound recordings from a film tape to a record and vice versa : de en
  • AT136819B - Process for the production of an oven dish made of several strips of wood. : de en
  • AT136850B - Process for the production of a coffee preparation. : de en
  • FR761047A - Explosion or combustion engine : en fr
  • US1949741A - Calculating machine : en
  • US1949817A - Roller conveyer : en
  • AT136756B - Electric motor with external ventilation for driving looms with flywheels arranged on the motor's fan. : de en
  • US1949889A - Slide fastener : en
  • AT136712B - Anti-skid device for shoe heels. : de en
  • US1949568A - Pedal supported circuit closer for motor vehicles : en
  • US1950211A - Oil cooling radiator : en
  • AT136803B - Pressure protection for high voltage cables and process for its manufacture. : de en
  • US1949649A - Match : en
  • US1950024A - Production and treatment of textile and other materials made of or containing cellulose derivatives : en
  • DE594103C - Metal stuffing box in which the chamber ring receiving the sealing rings is mounted in a second chamber ring : de en
  • US1949689A - Relay system : en
  • US1949853A - Deconcentrator : en
  • US1949816A - Variable-speed transmission gearing : en
  • US1949967A - Knife edge bearing : en
  • AT136829B - Process for clarifying molasses for compressed yeast production. : de en
  • US1949795A - Device for measuring workpieces : en
  • US1949686A - Elastic fluid turbine : en
  • US1949773A - Sleeve protector : en
  • USD91674S - Design for a crucifix : en
  • AT136725B - Slide rule. : de en
  • CA339851A - Wheel rim : en fr
  • DE594074C - Control station for pneumatic tube systems : de en
  • FR761078A - Equipment for continuously heating and releasing service water : en fr
  • US1949489A - Flasher switch : en
  • DE594030C - Device for attaching side board engines to light boats, for example folding boats : de en
  • AU1249733A - Improved process for treating cyanide solutions : en
  • DE593884C - Dengelgeraet with spherical or barrel-like pressure bodies : de en
  • DK48457C - Holder for folded book leaves. : da en
  • FR761024A - Method and apparatus for the storage and transport of carbonic acid at low pressure : en fr
  • GB407049A - Improvements in boilers for liquefying bituminous or like matter : en
  • US1950078A - Method and means for disbarking long-cut lumber with the aid of disbarking drums : en
  • USD91686S - Design for a candelabra or similar : en
  • DE593796C - Device for connecting oil-filled waveguide cables : de en
  • GB406863A - A new or improved collapsible bracket, for scaffolding, staging and the like : en
  • GB406974A - Improvements in containers for preserving materials by cold : en
  • US1949514A - Machine for and method of lapping the ends of round work pieces : en
  • US1950080A - Aircraft of the rotative wing type : en
  • US1949715A - Fertilizer containing phosphorus, nitrogen and potassium compounds : en
  • US1949780A - Blowpipe tip : en
  • US1950003A - Electrical amplifier circuits : en
  • US1949999A - Tube cutting machine : en
  • US1950021A - Extension table : en
  • AT136834B - Self-sellers, in particular for beverages. : de en
  • CA339751A - Printing surface production : en fr
  • CA339843A - Cooling tower : en fr
  • CA339914A - Gas recovering apparatus : en fr
  • CA339882A - Oscillation generation : en fr
  • CA339896A - Engine throttle control : en fr
  • CA339840A - Metal casting method from gelatine reliefs : en fr
  • US1949782A - Turned shoe : en
  • US1949875A - Pulsator for milking machines : en
  • AT136713B - Device for displaying vehicles moving in a specific direction. : de en
  • AT136707B - Method and apparatus for taking photographs in artificial light. : de en
  • US1949750A - Derrick structure and method for raising a derrick mast : en
  • US1949844A - Weighing device : en
  • US1949806A - Push button switch construction : en
  • US1950090A - Sound reproducing apparatus : en
  • US1950173A - Fiber can : en
  • AU1158333A - Improvements in or relating to television systems : en
  • US1950241A - Meter for measuring fluids : en
  • US1949435A - Optic attachment for glass blowing machines : en
  • US1949583A - Tie : en
  • US1950161A - Oil burner : en
  • AU1163933A - Improvements in burglar alarms : en
  • US1950309A - Improved method for the production of hydrocarbon oils from solid carbonaceous material : en
  • US1949798A - Insecticidal compositions and method of producing same : en
  • AT136709B - Ionization chamber for attachment to X-ray tubes. : de en
  • CA339890A - Meat cutting machine : en fr
  • US1949593A - Wire fabric seam and method of producing same : en
  • US1950166A - Variable focus lens unit : en
  • US1950130A - Lamp fixture : en
  • US1949637A - Absorption refrigeration apparatus : en
  • US1950022A - Alarm control : en
  • US1950196A - Method of manufacturing decorated sheet material : en
  • US1950326A - Valve closed metal container : en
  • US1949419A - Apparatus for applying an adhesive surface to a web : en
  • US1949728A - Process for manufacturing carbureted water gas : en
  • AT136755B - Circuit for electric traction vehicles. : de en
  • US1949742A - Filing machine : en
  • US1949860A - Power transmitting system : en
  • DE594082C - Filing folder in which the package of scripts to be filed in the folder is held by perforated and tied covers : de en
  • GB406956A - Improvements in injection nozzles for self-igniting internal combustion engines : en
  • US1949670A - Brake shoe : en
  • US1950300A - Toothbrush : en
  • AT136795B - Ignition device for tobacco products. : de en
  • US1949498A - Pump-down plug : en
  • US1949708A - Glass holder : en
  • US1949986A - Carton : en
  • AT136774B - Cinema film reel, in particular for cinema projectors. : de en
  • US1949554A - Target : en
  • US1949680A - Timber piling : en
  • US1949840A - Sound reproducing method : en
  • US1950265A - Cake box : en
  • GB407069A - Improvements in or connected with sockets, pins, plugs and other components used for electrical or other purposes : en
  • DE593785C - Screw water conduction device designed as a two-part rudder or as a balancing rudder : de en
  • GB407319A - Improvements in or relating to multi circuit lamp sockets or like fittings : en
  • DE594007C - Variable electrical fluid resistance : de en
  • US1949764A - Jogging machine for sheet material : en
  • DE594094C - Pressure atomizer burner for liquid fuels with several individual nozzles : de en
  • GB406937A - Improvements in amusement roundabouts : en
  • GB406725A - Improved manufacture of mercurated hydrocarbons : en
  • GB406829A - Improved sound-damping and sound insulating floor construction : en
  • GB406908A - Improvements in aerofoils for use in the construction of aeroplanes and the like : en
  • GB407335A - Improvements in or relating to the manufacture of aliphatic anhydrides : en
  • GB407367A - Improvements in or relating to the manufacture of aliphatic anhydrides : en
  • DE593907C - Process for the production of clichés by embossing easily softenable organic materials while heating : de en
  • DE593808C - Piston ring precision measuring device : de en
  • US1950171A - Picture transmission : en
  • US1950295A - Metal closure : en
  • IE13342L - Liquifaction and separation of gaseous mixtures : en
  • AT136783B - Electrolytic capacitor. : de en
  • GB406903A - Methods and apparatus for measuring distances : en
  • GB407000A - Improvements in the manufacture of artificial filaments, threads, and ribbons : en
  • GB406833A - Improvements in or relating to friction hoists : en
  • FR761068A - Process for modifying the physico-chemical composition of liquids : en fr
  • DK48475C - Film med Lydskrift efter Amplitudemetoden og Fremgangsmaade til Fremstilling af saadanne Films. : da en
  • FR760907A - Hydraulic circuit motor : en fr
  • GB406750A - Improvements in or relating to processes of hardening gelatine photographic layers : en
  • DE1292631U - : de en
  • GB406832A - Improvements in pneumatic alarm bells : en
  • DE593836C - Drive device for tape or wire-shaped, preferably magnetic sound carriers : de en
  • DE593761C - Drawbar guide : de en
  • DE593839C - Process for the treatment of silver images, in particular reversal images : de en
  • DE593865C - Procedure for putting long pipelines into service : de en
  • CA339905A - Photographic film : en fr
  • FR760988A - Glass closure for testing device, and in particular for testing devices for carrier pigeons : en fr
  • US1949516A - Hydraulic wheel feeding mechanism : en
  • US1950072A - Educational device : en
  • GB406785A - Improvements in and relating to liquid pressure braking means for vehicles : en
  • GB406875A - Improvements in & relating to chimney pots & chimneys : en
  • GB407031A - Improvements in automatic control for motor vehicles : en
  • GB406963A - Process for the treatment with hydrogenating gases of distillable carbonaceous materials : en
  • DE593862C - Selective protection for electrical line systems : de en
  • GB406949A - Feeding mechanism for sewing machines : en
  • FR760998A - Glass : en fr
  • GB406763A - Improvements in or relating to hospital and like bedsteads with "on and off" castors : en
  • GB406933A - Improvements in or relating to methods of printing : en
  • GB406885A - Improvements in or relating to cartridge magazines for fire arms : en
  • GB407032A - Improvements in or relating to gas illuminated traffic control signals : en
  • FR761016A - New bathroom heater : en fr
  • FR760881A - Electric Autodrome : en fr
  • GB406817A - Improvements in or relating to cycle hub brake mechanism : en
  • GB406800A - Improvements in devices for cleaning windows, fanlights and the like : en
  • GB406914A - Manufacture of indigoid dyestuffs : en
  • CA339866A - Asbestos-cement pipe manufacture : en fr
  • FR760997A - Heating device for cans or other containers : en fr
  • GB406847A - Improvements relating to perambulators, push-chairs and the like : en
  • US1950145A - Volume-control system : en
  • US1950178A - Mercury tube switch : en
  • USD91689S - Design for a holder for collapsible : en
  • GB406866A - Improved method of mending damaged spots in fabrics : en
  • US1949630A - Process for catalytic hydrogenation of hydrocarbon oil and the like : en
  • FR760924A - : fr
  • GB406769A - Improvements in or relating to fasteners : en
  • US1949557A - Condenser : en
  • US1949525A - Shoe counter : en
  • US1950221A - Game apparatus : en
  • AT136801B - Patterning process to achieve large pattern images on longer webs. : de en
  • AU1273933A - Improvements in or relating to synchronizing devices : en
  • GB407073A - Improvements in and relating to electric control systems employing saturable reactances : en
  • GB407320A - Improvements in or relating to record-controlled recording machines : en
  • FR43175E - Printing device particularly applicable to statistical machines, calculating machines or tabulating machines for punched cards : en fr
  • FR760966A - Manufacturing process for house shoes and town shoes with rubber soles : en fr
  • GB406773A - Improved method of and apparatus for measuring the resistance to deformation of asphalt paving and similar materials : en
  • GB407076A - Improvements in mechanically operated amusement apparatus : en
  • US1949925A - Pigment and process for making same : en
  • US1950172A - Receptacle filling and draining device : en
  • FR760873A - Improvements to pressure regulators : en fr
  • FR761038A - Nozzle for the distribution of finely divided material conveyed by gas : en fr
  • US1950033A - Two color stereoscopic device : en
  • DE593837C - Erosion-resistant blade for internal combustion turbines operated with dust-like fuels : de en
  • US1949920A - Hoist : en
  • US1949826A - Sewing machine motor-controller : en
  • US1949932A - Tobacco pipe : en
  • US1949837A - Sulphoderivatives of higher fatty acids : en
  • US1949918A - Calculating machine : en
  • US1950356A - Method of making improved cutting and forming tools and wearresisting surfaces : en
  • DE593689C - Device for head, deburring and cleaning of fish : de en
  • US1950162A - Electric switch : en
  • FR43164E - Automatic starter for internal combustion engines : en fr
  • GB406940A - Improvements in machines for boring and plugging holes in wood : en
  • FR761058A - Spring bandage for inguinal hernia : en fr
  • US1950223A - Method of making brake shoes : en
  • US1949451A - Pipe coupler : en
  • US1949454A - Driving mechanism for motion picture projectors : en
  • US1950202A - Terminal coupling for well strainers : en
  • US1950273A - Timing system : en
  • CA339815A - Ore flotation agent : en fr
  • US1949968A - Induction motor : en
  • FR760963A - screen intended to preserve glare : en fr
  • GB406826A - Improvements in or relating to implement attachments for motor farm tractors : en
  • DE593645C - Device for the automatic adjustment of registration devices or the like. : de en
  • GB406879A - Improvements in and relating to wheels with detachable rims for power-driven vehicles and the like : en
  • US1949945A - Steam-heating system for hosiery driers and the like : en
  • CA339920A - Wheel lifter and skid control : en fr
  • US1949605A - Compound air preheater for burners : en
  • USD91672S - Design for a game board : en
  • DE1292012U - : de en
  • DE577006C - Account card with numbers that follow each other line by line, printed and punched in read-only : de en
  • DE593608C - Process for the flotation of ores and minerals : de en
  • DE593846C - Device for bracing the free end of high excavator folding ladders against lateral forces : de en
  • DE594009C - Process for the production of magnetizable cores, which are subjected to an annealing treatment, from wires or tapes, in particular for telecommunication purposes : de en
  • FR760851A - Combustion process and hearth device to achieve it : en fr
  • FR761077A - Table game : en fr
  • GB406824A - Automatic circular saw machine : en
  • FR761064A - Manufacturing process of marble artificial stones and other cement : en fr
  • DE593793C - Receiving arrangement with multi-level high frequency amplification : de en
  • US1949463A - X-ray tube : en
  • US1950056A - Variable speed transmission : en
  • US1950116A - Method of carbonizing ferrous metal : en
  • FR43153E - Improvements to nominal tracking devices used in t.s.f. : en fr
  • FR43185E - Tunnel kiln alone or coupled : en fr
  • FR760978A - Plane : en fr
  • DE593805C - vacuum cleaner : de en
  • US1950268A - Formed half coil for the excitation of rotating field magnets : en
  • FR761090A - Feeding device for materials in finely divided state : en fr
  • AT136827B - Pack of preserved casings for sausage production. : de en
  • US1950020A - Moisture and dust eliminator for gas washers : en
  • US1950082A - Wheel spoke shroud : en
  • FR760883A - Angle suspension with shock absorbers for mechanical vehicle seat or others : en fr
  • AU1338833A - Improvements in luminous electric discharge tubes : en
  • DE593822C - Machine for roughening footwear parts and for applying glue : de en
  • DE593894C - Automatic lens shutter : de en
  • DK48464C - Procedure for Purification of Gases and Vapors for Hydrogen Sulfur and Sulfur Dioxide and for the Decomposition of these Sulfur Compounds during the Extraction of Sulfur. : da en
  • GB406984A - Improvements in and relating to feed rollers for wood-working machines : en
  • US1949652A - Plumb bob : en
  • GB406794A - Improvements in or relating to automatic valves : en
  • FR761145A - : fr
  • GB406964A - Medicated alcoholic beverages : en
  • DE594027C - Process to make wire rope tires with broken wire inserts in the beads usable again : de en
  • DK48477C - Firearm with Interchangeable Pipe. : da en
  • GB406749A - Improvements in or relating to telephone transmitters or receivers for transmitting, reproducing or recording sound waves : en
  • GB406954A - Improved construction of shuttering for casting concrete buildings in situ : en
  • DE593809C - Electric pickup : de en
  • GB406873A - Improvements in or relating to collars for personal wear : en
  • GB407030A - Improvements in or relating to record card controlled tabulating machines : en
  • FR761030A - Device for producing tilting or sawtooth oscillations, particularly for television devices : en fr
  • DE593748C - Button with a resilient wire bracket serving to fasten it : de en
  • AT136788B - Cover plate for headlights of motor vehicles. : de en
  • US1950151A - Circuit maker and breaker : en
  • US1949679A - Reversing turbine : en
  • DE593854C - Process for the production of metal bromides : de en
  • US1949485A - Cyanamid seed disinfectant : en
  • DE593795C - Process for the production of large panel units from molded insulating material with pressed-in metal rails, especially for base plates and housing walls of cable termination devices : de en
  • CA339879A - Pushpull amplifier : en fr
  • FR760902A - Assembly for transmitting high or medium frequency oscillations along polyphase low frequency networks : en fr
  • AT136778B - Method for sealing hollow bricks. : de en
  • US1949477A - Adjustable shutter : en
  • US1949607A - Tube holder : en
  • US1949404A - Combination closet, seat, and table : en
  • US1949490A - Fabric cutting device : en
  • AT136747B - Device for projecting images outdoors in daylight. : de en
  • USD91642S - Design fob a bug : en
  • US1949533A - Quilting frame : en
  • CA339835A - Joining method : en fr
  • DE593539C - Cylinder lock : de en
  • GB406816A - Machine for producing bobbins for dry electric cells : en
  • FR760941A - Hearing aid to be placed in the ear : en fr
  • US1949748A - Switch cabinet with movable fuse hopper : en
  • US1949833A - Safety trolley wire holder : en
  • US1949939A - Boiler : en
  • US1949720A - Toy track : en
  • US1949851A - Necktie : en
  • US1949650A - Method of making concrete conduits : en
  • US1949785A - Aircraft having freely rotative wings : en
  • US1949848A - Radioreceiver : en
  • CA339771A - Pharmaceutical preparation : en fr
  • GB406983A - Pressure-relieving devices for milk or other liquid coolers or closed cisterns : en
  • US1949634A - Radio testing apparatus : en
  • US1949730A - Apparatus for the manufacture of a refrigerant : en
  • US1949928A - Process of making copper sulphate from metallic copper and its alloys : en
  • USD91685S - Design for an insignia : en
  • US1949616A - Freezing out of water vapors contained in compressed gases or gas mixtures to be liquefied : en
  • US1950195A - Box : en
  • USD91667S - Design for a chair : en
  • DE593719C - Process for the production of cathodes for discharge tubes : de en
  • DE594006C - Plug for electrical plug devices : de en
  • GB407051A - Improvements in or relating to the manufacture of sliding clasp fasteners : en
  • US1950002A - Safety device : en
  • US1950121A - Governor : en
  • US1950233A - Safety guard for punch presses : en
  • US1949585A - Automatic aligning attachment for steering gears : en
  • US1949747A - Warp stop motion : en
  • CA339802A - Absorbent material processing : en fr
  • US1949843A - Constant frequency difference heterodyne : en
  • US1949495A - Box folding machine : en
  • US1950159A - Paper winder : en
  • US1950025A - Manufacture of artificial filaments or threads : en
  • US1950106A - Process for the manufacture of boric acid from sodium tetraborate : en
  • CA339810A - Water container for badminton birds : en fr
  • US1949431A - Protector : en
  • USD91680S - Design for a finger ring : en
  • IE13619L - Pistons. : en
  • DE561234C - Vacuum vessel : de en
  • DE593953C - Two-part valve connector : de en
  • GB406894A - Improvements in devices for use as food whisks or pot scrapers : en
  • US1949827A - Kitchen cabinet : en
  • CA339915A - Filament, thread, ribbon and film production : en fr
  • US1949821A - Signal box : en
  • US1949933A - Sulphur burner : en
  • US1950297A - Full-speed centrifuge : en
  • US1950054A - Hat-forming die : en
  • US1950207A - Universal joint : en
  • US1949947A - Packing device for universal joints : en
  • US1950231A - Attaching means for ornamental devices : en
  • US1950316A - Foldable liner for freight cars : en
  • CA339858A - Knitting mechanism : en fr
  • USD91652S - Design for a buckle : en
  • US1949996A - Means for connecting electrical appliances to power lines : en
  • US1949417A - Lasting machine : en
  • AU1278933A - Improvements in quartz sealand method of producing thesame : en
  • CA339813A - Bearing : en fr
  • DE593870C - vacuum cleaner : de en
  • DE594091C - Device for switching on measuring devices or test lamps in electrical installation lines using the plug heads of fuses : de en
  • CA339917A - Textile appliance : en fr
  • DE593811C - Playback device for endless tape-shaped phonetic transcription carriers with spiral-shaped optical sound recording : de en
  • GB406781A - Improvements in and relating to airscrew : en
  • AT136769B - Device for mechanically transferring the cigar roll from the winding device into the mold. : de en
  • US1949513A - Grinding wheel : en
  • US1949802A - Closure for containers : en
  • US1950129A - Telephone system : en
  • US1949613A - Valve seat retainer : en
  • GB406830A - Improvements in and relating to the regulation of the voltage of a power supply system or other a.c. circuit : en
  • US1949565A - Sanding machine : en
  • US1949767A - Can grader : en
  • US1949894A - Glassware forming machine : en
  • US1950291A - Razor strop : en
  • DE589419C - Machine with a rotating piston : de en
  • DE593802C - Firebox wall for liquid heat exchange devices, especially steam boilers : de en
  • FR760903A - Machine for molding pipes or the like of cement or concrete : en fr
  • GB407344A - Improvements in electric illuminating devices : en
  • AT136702B - Driving wheel, especially for tractors, with a gripper wheel arranged next to the running wheel. : de en
  • US1949661A - Automatic return paste meter : en
  • US1950168A - Storage chest : en
  • US1950199A - Fuse : en
  • US1949931A - Circuit continuing device : en
  • US1950009A - Crank pin assembly : en
  • US1949758A - Door closing and checking device : en
  • CA339856A - Re-threading die : en fr
  • FR760891A - Process for improving iron and iron alloys : en fr
  • AU1151533A - Packing crate for batteries andthe like : en
  • FR761015A - ice balancer, especially for rail vehicles : en fr
  • FR761098A - Device for fitting dental prostheses : en fr
  • GR4592B - IMPROVEMENTS IN OR IN RELATION TO HYDRAULIC CEMENT PRODUCTION. : el en
  • DE593626C - Block device for railways : de en
  • FR760866A - Anti-rotation ball for bucket suspension clevis : en fr
  • CA339774A - Catafalque : en fr
  • GB406761A - Improvements in and relating to tool holders : en
  • AU1158433A - Improvements in or relating to microphone installations : en
  • CA339823A - Form bending machine : en fr
  • US1949662A - Convertible camp stool and table : en
  • FR761054A - Improvements to marble panels and similar materials and to their fixing devices : en fr
  • GB406805A - Improvements relating to steam heating systems for railway carriages and the like : en
  • FR760872A - New process and device for saving fuel in internal combustion engines : en fr
  • DE593613C - Luffing boom, which is guided at its base on an almost straight path : de en
  • GB406951A - Improvements in and relating to cores for dynamo electric machines and methods of making the same : en
  • US1949488A - Game apparatus : en
  • FR761085A - New azo dyes, insoluble in water, and their preparation process : en fr
  • GB406893A - Improvements in or relating to artificial flowers for decorating purposes : en
  • GB406900A - Improvements in or relating to wick burners for use in heating absorption refrigerating and other apparatus : en
  • DE554435C - Machine with a rotating piston : de en
  • DE593834C - Process for the vacuum treatment of metals and alloys with melting points above 1200íÒ : de en
  • FR43157E - Distribution table for maneuvering changes, signals, or equivalent devices : en fr
  • GB407346A - Improvements in or relating to show cases : en
  • GB406765A - Improvements in book markers and page holders : en
  • FR760899A - Receipt recording device by t. s. f. : en fr
  • FR761023A - Process for recovering vanadium from cast iron : en fr
  • DE593944C - Acid-proof pipes with collars or flanges : de en
  • GB406786A - Improvements relating to curtain suspension devices : en
  • GB407072A - Improvements in and relating to driving arrangements for fluidoperated reciprocatory motors : en
  • GB407318A - Improvements in or relating to cathode ray and like electric discharge devices and luminescent screens for use therein : en
  • GB406835A - Improvements relating to electrical speed and distance indicators for use on mechanically propelled vehicles : en
  • GB407008A - Improvements in or relating to coating compositions : en
  • GB406795A - Resilient vehicle wheel : en
  • DE1293546U - : de
  • US1949416A - Magnifying attachment for looping machines : en
  • FR761003A - Acoustically insulated container : en fr
  • DE594035C - Carrying station for trough conveyor : de en
  • DK48459C - Folding box with layer. : da en
  • FR43163E - : fr
  • DE593919C - Illuminated circuit diagram, especially for monitoring electrical systems : de en
  • AT136786B - Method and machine for socketing radio tubes and the like like : de en
  • US1950338A - Rocking horse, rocking chair, and the like : en
  • DE571125C - Device for removing individual sheets from a stack of sheets : de en
  • US1950102A - Hat working machine : en
  • US1950242A - Shoe tree support and carrier : en
  • US1949926A - Two-way locking faucet : en
  • USD91668S - Design for a hand mirror or the like : en
  • GB406840A - Improvements in electric selector switches : en
  • GB407005A - Improvements relating to the stop motions of winding machines for textile threads : en
  • CA339873A - Boron carbide : en fr
  • US1949561A - Antiscorch appliance for cooking utensils : en
  • US1950158A - Lubricating apparatus : en
  • USD91663S - Design for a lace scarf or similar : en
  • US1950244A - Marker tag : en
  • US1950084A - Bedclothes clamp : en
  • US1950366A - Process for preparing vat dyestuffs of the dibenzanthrone series : en
  • DE593872C - Stair rod eyelet : de en
  • FR761049A - Piston packing : en fr
  • FR43156E - Automatic clutch control device for motor cars : en fr
  • GB407334A - Method of producing high-emission thermionic cathodes : en
  • US1949815A - Manufacture of 3-hydroxyselenonaphthene : en
  • US1950107A - Pressure alleviator : en
  • CA339795A - Advertising device : en fr
  • US1949615A - Method of forming irregular sheet metal stampings : en
  • DE1291990U - : de en
  • DE593985C - Motorless airplane with swinging wings : de en
  • AU1151933A - Improvements in electrical communication systems : en
  • CA339885A - Roller bit : en fr
  • US1949599A - Metal working : en
  • CA339775A - Shock absorber : en fr
  • GB406742A - Feeding mechanisms for sound recording purposes : en
  • GB406902A - Collapsible tray for attachment to chairs, couches, settees and other articles of furniture : en
  • US1949546A - Gear-cutting machine : en
  • US1949655A - Art of cracking hydrocarbons : en
  • US1950174A - Exercising machine : en
  • US1949777A - Combined hydraulic lift and oil receptacle : en
  • USD91687S - Design for a candlestick or similar : en
  • US1949828A - Adjustable hat block : en
  • US1950154A - Pipe reamer and flaring tool : en
  • US1949946A - Navigating instrument : en
  • DE594048C - Railway vehicle for receiving powdery fuel and with a device for feeding the fuel to the locomotive : de en
  • FR760920A - Embroidery process in several colors using a single needle : en fr
  • GB406788A - Manufacture of aminoalkylsulphonic acids and salts thereof : en
  • US1950048A - Nonskid tire cover : en
  • DE593852C - Swiveling clamping device for flooring machines : de en
  • DK48467C - Device for regulating the heat output in a heating circuit. : da en
  • AT136832B - Device and circuit arrangement for the selective calling of several teleprinters connected to one line. : de en
  • US1949935A - Bobbin support : en
  • CA339800A - Tire chain : en fr
  • US1949990A - Treating hides, skins, leather or the like : en
  • US1950142A - Gauge : en
  • US1950086A - Printing press : en
  • US1950165A - Display board locking device : en
  • AU1106833A - An improved method of and apparatus forthe treatment of mammitis in cows : en
  • FR43188E - : fr
  • US1949951A - Folding chair : en
  • CA339854A - Railway car coupler : en fr
  • CA339922A - Thermo-therapeutical apparatus : en fr
  • US1949401A - Metal bending machine : en
  • US1950362A - Tool : en
  • CA339870A - Railway car coupler : en fr
  • US1950226A - Chair : en
  • US1950320A - Process for the manufacture of high-percentage per compounds : en
  • US1950361A - Vending machine : en
  • US1949924A - Concrete reenforcement : en
  • US1949927A - Process of making the sulphates of copper and zinc : en
  • US1949422A - Plotting device : en
  • US1949625A - Manifolding assembly : en
  • US1949786A - Method of deacidifying gasoline : en
  • CA339853A - Cushioning mechanism : en fr
  • DE593935C - Contact arrangement for control switching mechanisms of tap transformers that can be switched under load : de en
  • FR760874A - Dry gas meter : en fr
  • GB406738A - Manufacture of products for use in the preparation of paints and varnishes : en
  • GB406917A - Improvements in photographic bleaching-out layers : en
  • GB406945A - Improvements in and relating to multi-cylinder internal combustion engines with forced air cooling : en
  • FR760914A - Central control for multiple locks or latches : en fr
  • US1949606A - Necktie : en
  • GB407359A - Improvements in the manufacture of artificial filaments and the like : en
  • AT136736B - Power line for transmitting antennas u. like : de en
  • DE593851C - Bending machine : de en
  • AT136777B - Device for recording, projecting or projection copying of lenticular films. : de en
  • AU1334433A - Therapeutic substance and process of manufacture : en
  • CA339899A - Substituted malonic acid : en fr
  • AT136773B - Tensioning mechanism for double wire pull cables. : de en
  • US1949914A - Water-resistant alkaline silicate compositions : en
  • FR43176E - Machine used for the preparation, for sale, of onions, shallots, garlic and other bulbous plants : en fr
  • US1949740A - frjden : en
  • US1950135A - Garment or ironing press : en
  • US1950220A - Combination flowing device : en
  • GB406715A - A method of making extremely thin glass-clear cellulose hydrate films or skins : en
  • US1949676A - Refrigerating apparatus : en
  • US1949695A - Wheel, rim, and tire construction : en
  • FR761021A - Apparatus for preparing emulsions : en fr
  • FR760943A - Bottom with reinforced foot parts : en fr
  • DE594013C - Shut-off device for flow meter with differential manometer : de en
  • CA339908A - Telescopic temporary beam : en fr
  • DE593909C - Vacuum-tight fastening of a thin radiation passage window in a metal wall : de en
  • FR760958A - Process for manufacturing an aqueous emulsion of fatty substance solvents : en fr
  • FR760968A - Bead seal : en fr
  • GB406955A - Improvements in dual-rim metal wheels : en
  • FR760990A - Method of increasing the operational reliability of metal steam rectifiers : en fr
  • GB406912A - Improvements in electric variable resistances : en
  • FR760852A - Safety valve : en fr
  • GB406966A - Tool carrier for lathes, planing machines and the like : en
  • GR4591B - METHOD OF DRYING RAISINS (BY GLASS CHAMBER, THERMAL AIR PROJECTION, AND ATTRACTION MECHANISM). : el en
  • FR760930A - Motor-transformer unit that can be submerged in water, in particular to operate submersible pumps : en fr
  • US1949898A - Building block : en
  • US1949629A - Di-thiophosphate compounds : en
  • US1949862A - Timbale iron : en
  • US1950302A - Sample taking mechanism for body makers : en
  • US1949699A - Bifocal lens : en
  • US1949910A - Electric motor : en
  • CA339827A - Thermionic valve circuit : en fr
  • DE593901C - Device for chalking the bump cap on billiard sticks : de en
  • AT136714B - Corrugated sheet made from fibrous materials and hydraulic binders and processes and apparatus for their manufacture. : de en
  • AU1259333A - Beer pipe cleaning apparatus : en
  • DE593923C - Manufacture of alkali sulfates : de en
  • GB406898A - Improvements in and relating to cutting mechanism for cigarette making machines : en
  • US1949981A - Liquid transportation and storage apparatus : en
  • US1950149A - Driving gear : en
  • US1950155A - Shaving brush : en
  • US1950301A - Circuit closing device : en
  • GB406804A - Improvements in or relating to spools or reels used for holding cable such as electric cable or flex : en
  • DE594095C - Hydrocarbon gas generator : de en
  • US1950370A - Packaging machine : en
  • DE594069C - Movable, removable carrying handle along a carriage spring of motor vehicles for attaching a jack : de en
  • GB407045A - Improvements in or relating to apparatus for use in playing or practising the game of golf : en
  • AT136763B - Telegraph order. : de en
  • FR761079A - Acoustic arm of talking machines : en fr
  • GB407036A - Improved manufacture of organo lead compounds : en
  • US1950184A - Pupin cable for simultaneous low frequency and carrier frequency telephony : en
  • US1949550A - Damper control mechanism : en
  • US1949915A - Electric switch of the mercury tube type : en
  • US1950245A - Vehicle wheel : en
  • US1950189A - Timepiece : en
  • DE593908C - Protection device for high-voltage electrical networks : de en
  • AU1180133A - Means for preventing scaling and pitting of boilers : en
  • DE593934C - Commutator winding, especially for AC series motors, with resistance connections between the winding and the commutator : de en
  • FR761089A - Loading device for goods traffic in containers : en fr
  • US1949424A - Double-winding generator with alternate poles : en
  • US1949536A - Packaging device : en
  • US1949502A - Method of making hollow rubber articles : en
  • US1950237A - Coupling condenser system : en
  • CA339745A - Carbonaceous material hydrogenation : en fr
  • CA339832A - Strip material coating apparatus : en fr
  • GB406779A - Improvements relating to telephone systems : en
  • US1950254A - Filter : en
  • US1950275A - Brake : en
  • DK48463C - Apparatus for Removing Ribs from Tobacco Blades. : da en
  • GB406827A - Improvements in tables for games of skill : en
  • GB406972A - Improved process for desulphurisation of gases and vapours : en
  • US1949430A - Method of forming scroll edge metal blanks : en
  • US1949627A - Vacuum gauge : en
  • FR761031A - Method and apparatus for the continuous distillation of crude oil, heating oil, naphtha oil residue, petroleum earth, etc., for the production of coke : en fr
  • FR761062A - Conveyor improvements : en fr
  • US1950234A - Tank construction : en
  • FR760916A - Umbrella or portable umbrella transforming into a fixed device : en fr
  • GB407048A - Improvements in and relating to haulage gear for mining machines and the like : en
  • DE593868C - Belt, truss or the like : de en
  • US1949731A - Agitating and heating device for steel melting processes : en
  • US1949985A - Apparatus for killing animals by electricity : en
  • FR760867A - Device for developing crystals in vacuum : en fr
  • US1949906A - Foot exerciser : en
  • US1949973A - Electrical connecter : en
  • US1949913A - Display stand : en
  • US1949632A - Process for the production of low boiling from higher boiling hydrocarbons by the action of hydrogen at elevated temperatures : en
  • US1950070A - Revetment, breakwater, pier, dock, and the like : en
  • FR760904A - Improvements to vaporizers and more particularly to pocket vaporizers and those for ladies' bags : en fr
  • GB406915A - Tongs for bending, stripping and severing insulating tube and encased wire : en
  • US1950228A - Rotary internal combustion engine : en
  • US1950243A - Shaft bearing : en
  • FR760922A - Forage press : en fr
  • AT136720B - Electric motor, especially for submersible pumps, drilling rigs, etc. like : de en
  • DE593936C - Process for the production of coated glow cathodes : de en
  • DE594064C - Photographic camera with range finder : de en
  • CA339877A - Television reception apparatus : en fr
  • GB407019A - Improvements in or relating to machines for operating upon sheet material : en
  • GB406942A - Contractible spool : en
  • FR761048A - Exhaust system for internal combustion or combustion engine : en fr
  • GB406809A - Improved means for supporting pottery-ware during firing operations : en
  • US1949573A - Combined shutter and awning : en
  • US1949603A - Instrument for studying vibrations and for other purposes : en
  • US1949444A - Orthodontic appliance : en
  • US1950077A - Bottle handling apparatus : en
  • US1949774A - Grain thresher : en
  • DE593798C - Multi-motor drive by means of direct current motors, especially for paper machines : de en
  • GB406741A - Improvement in concentration of ores by flotation : en
  • GB406953A - Hand operated bell for use on bicycles and the like : en
  • US1949552A - Grinding machine : en
  • US1950368A - Self-locking device : en
  • US1949564A - Electric circuit arrangement for discharge tubes : en
  • US1949726A - Furnace : en
  • US1949881A - Delivery mechanism for bag machines : en
  • FR761057A - Method and apparatus for retreading pneumatic tires : en fr
  • US1949531A - Partition : en
  • US1950153A - Spring structure : en
  • US1950169A - Apparatus for inserting markers in pavements : en
  • US1950198A - Fastening protective coverings to upholstery of furniture : en
  • DE593878C - Phonetic carrier : de en
  • DE593847C - Facility for technical training for mechanical looms : de en
  • DE593858C - Arrangement for optionally changing the polarization plane of linearly polarized antennas : de en
  • FR43155E - Exhibition board or album sheet for various objects : en fr
  • GB406909A - Improvements in or relating to buoyant rubber and like articles for use by bathers : en
  • FR761025A - Sophisticated bed base : en fr
  • GB406872A - Method and apparatus for sound recording and reproducing : en
  • DE593999C - Device for distributing the cigarettes coming from a straight cigarette machine onto several conveyor belts : de en
  • FR760946A - Brush : en fr
  • FR761009A - Coin case, or other items : en fr
  • GB406714A - A process for the production of alcohols : en
  • US1949682A - Nitriding : en
  • US1950200A - Electrical coupler : en
  • FR43162E - : fr
  • US1949809A - Alternating electric current static transformer : en
  • GB406926A - Improvements in and relating to clutches : en
  • US1950066A - Retort : en
  • US1949445A - Adding machine : en
  • DE593937C - Device for electro-hydraulic electrode control for electric arc furnaces : de en
  • DE594070C - Soft metal capsule inserted with the open end into the bottle neck with a smooth mouth wall : de en
  • FR761061A - Advanced air filter : en fr
  • GB406778A - Improvements in the manufacture and production of azo dyestuffs containing metals : en
  • DE594081C - Device for protecting the protective membrane of gas pressure regulators : de en
  • DE593848C - Screening system for continuous operation : de en
  • GB406811A - Improvements relating to fastenings for windows, doors and the like : en
  • GB407075A - Improvements in pump or syringe apparatus for delivering liquid : en
  • DE594066C - Frame for lenses with variable focal length : de en
  • US1949749A - Treatment of hydrocarbon oils : en
  • US1950045A - Fitted belt for nurses' uniforms : en
  • DE593850C - Device for the production of corrugated iron with peaks overhanging the wave troughs on the side : de en
  • DE593967C - Hot water container that can be placed on a laundry boiler : de en
  • GB406844A - Improvements in and relating to resistances combined with electric switches : en
  • GB406905A - Improvements in or relating to electron emitting cathodes suitable for use in electron discharge devices : en
  • US1949588A - Composition for removing carbon deposits : en
  • GB406962A - Improvements in vises for matrix composing and type line casting machines : en
  • GB406950A - Improvements relating to tips for cigarettes : en
  • FR760905A - Improvements made to bracelets or other similar items : en fr
  • DE594068C - Process for producing colored images : de en
  • GB406859A - Improvements in or relating to watch cases : en
  • DE593881C - Procedure for checking hard cash : de en
  • FR760938A - Cylindrical portable lamp : en fr
  • FR43177E - Improvements to the systems for attaching handles to wooden tedding rakes : en fr
  • GB406927A - Improvements in and relating to the manufacture of rubber tubes : en
  • DE593855C - Process for the production of lead compounds : de en
  • FR760864A - Enhancements to multiple valve converters : en fr
  • FR760909A - Improvements in the construction of light vehicle wheels on ball bearings : en fr
  • GB406858A - Improvements in and relating to screening, consolidating and like vibratory apparatus : en
  • FR761070A - Porcelain pipes improvements for electrical installations : en fr
  • FR760995A - Production of white and colored matt effects on artificial bristles based on regenerated cellulose and acylated cellulose : en fr
  • FR761044A - Improvements to weaving temples : en fr
  • FR760908A - Suspension of baby carriages, toys, and similar items : en fr
  • AU1167633A - Improvements in or relating to apparatus forthe electrical precipitation of suspended particles from gaseous fluids : en
  • US1950000A - Process for the treatment of ores containing lead : en
  • AT136813B - Electric glow lamp, in particular for advertising and signaling purposes. : de en
  • CA10248S - Bottle : en
  • CA339829A - Compressor : en fr
  • GB406968A - Improvements in and relating to methods of and means for connecting together the edges of sheets or films in particular in the manufacture of bags and other containers : en
  • US1949965A - Work support for shoe sewing machines : en
  • US1949409A - Sound recording and reproducing apparatus : en
  • US1949842A - Unicontrolled radio circuit : en
  • USRE19102E - Flue construction : en
  • DE593654C - Winding device for remontoir watches : de en
  • DE593943C - Process for electrothermal melting of substances containing sulfur : de en
  • GB406952A - Duplex acknowledgment cards with transparent envelopes : en
  • GB407007A - Improvements in or relating to ice or freezing-mixture containers particularly applicable to ice-cream freezing apparatus : en
  • FR761014A - Provision for adjusting periodically operating absorption devices : en fr
  • GB406756A - Improvements in and connected with envelopes, boxes, containers and such like : en
  • DE593723C - Process for the preparation of benzoic acid esters of the alcohols of the terpene series : de en
  • FR760983A - Method and apparatus for cleaning the surfaces of molds used for the production of phonograph records : en fr
  • DE593888C - Lubricator for sewing machines : de en
  • CA339752A - Direction indicator : en fr
  • FR760870A - Container for preparing a solution that can be used as toothpaste or drink water : en fr
  • GB406841A - An improved method of capping sealed envelopes such as electric discharge tubes or the like : en
  • GB406854A - Improvements in or relating to electromagnetic switches of the type used in telephone systems : en
  • US1949639A - Liquid dispenser : en
  • US1949938A - Pipe bending device : en
  • IE12758L - Discharge lamps : en
  • DK48456C - Control device for sliding doors and the like. : da en
  • FR761006A - Method and device for manufacturing castings of compact structure : en fr
  • FR761018A - Improvements to cookie cutters, especially for leather goods : en fr
  • DE594047C - Steam burner : de en
  • DK48469C - Side car body. : da en
  • DE1292516U - : de
  • US1950317A - Bowden wire clamp : en
  • FR760934A - Advanced wooden silo for fodder : en fr
  • DE594025C - Aircraft with additional wings which can be moved in the vertical direction with respect to the fixed main wings : de en
  • DE519317C - Device for determining the shrink-proof, needle-ready condition of tissues : de en
  • DE557453C - Duplicator for paper strips divided into forms with feed devices for paper and line pointers : de en
  • DE594067C - Film reel : de en
  • AT136830B - Device for diathermy treatment in a capacitor field of short-wave electrical oscillations. : de en
  • CA339850A - Windshield wiper : en fr
  • US1949781A - Tarnishproof cloth : en
  • US1949841A - Fuse for shells : en
  • AT136848B - Air cooling device for firearms. : de en
  • US1949901A - Apparatus for fire finishing glass articles : en
  • AU1166733A - Improvements relating to systems for controlling electric motors : en
  • DE594038C - Method and device for the production of location posts : de en
  • US1949439A - Knitted nonravel contoured fabric : en
  • US1949823A - Method of molding a rubber valve on the center pin of pneumatic valve insides : en
  • FR760915A - Device for crimping boxes of shapes : en fr
  • FR760923A - advanced shaving soap case : en fr
  • GB406923A - Device for the production of galvanic coatings : en
  • CA339847A - Fire alarm : en fr
  • DE594033C - Ring lubrication bearing housings, especially for meat cutting machines : de en
  • GB406916A - Improvements in apparatus for electrocuting animals : en
  • AT136825B - Piano or pianino a. like : de en
  • US1950181A - Combined electrical connecter and fuse plug : en
  • DE556143C - Process for the preparation of compounds of sulfosalicylic acid with phenyldimethylpyrazolone or dimethylaminophenyldimethylpyrazolone : de en
  • DE593101C - Photosensitive photographic layers : de en
  • DE593682C - Three-phase current meter with three drive systems acting on one or more armature disks for three-phase systems with neutral : de en
  • US1949642A - Fruit pitting machine : en
  • US1950059A - Device for actuating garage doors from a distant point : en
  • CA339910A - Vehicle hood fitting : en fr
  • US1950288A - Scaffold hoist : en
  • US1949405A - Combined closet and folding table : en
  • US1949950A - Clutch mechanism : en
  • US1949992A - Lubricator pump : en
  • USD91661S - Design fob a glass holder : en
  • US1950358A - Selective transmission network : en
  • US1949407A - Drawing press mechanism : en
  • USD91643S - Design for a plate : en
  • US1949870A - Electrode or terminal for electrolytic apparatus : en
  • US1950148A - Control of fluid circulation : en
  • US1949484A - Gimping machine : en
  • CA339754A - Rubber printing plate manufacture : en fr
  • US1949953A - Sealing means for electrolytic devices : en
  • US1949399A - Mine shaft ore skip and cage changing device : en
  • US1950120A - Regulator : en
  • FR43171E - New light modulation system for photoelectric sound printing on motion picture film : en fr
  • GB406890A - Improvements in or relating to apparatus for measuring colours : en
  • FR761012A - Steering clamp for bicycle : en fr
  • GB406960A - Improvements relating to electromagnetically-operated warning horns : en
  • GB406993A - Improvements in road traffic control systems : en
  • US1949507A - Relay system : en
  • US1949515A - Method of turning and grinding round work surfaces : en
  • GB406812A - Improvements relating to controlling the fuel supply of internal combustion engines : en
  • DE593994C - Ferrari motor for direct drive of the turntable of speaking machines : de en
  • US1949684A - Sectional baking oven : en
  • US1950369A - Flash light baton : en
  • USD91660S - Design for an ash tray holder : en
  • US1949759A - Bread box : en
  • US1950240A - Circuit closer : en
  • US1949491A - Foolproof grease dispenser and recorder : en
  • DE1292632U - : de en
  • DE594039C - Circuit arrangement for dialers with free choice and without rest position : de en
  • GB406783A - A machine for grinding safety razor blades : en
  • GB407352A - Fitting for electric immersion heaters : en
  • GB406768A - Improvements in and relating to settee-beds and chair-beds : en
  • DE576773C - High-speed press with a fixed bed and a pressure cylinder rolling over it : de en
  • FR760882A - Improvements to cotton felt-dryers for papermaking machines : en fr
  • DE593663C - Brake arranged in front of a rocker : de en
  • DE593957C - Spring-loaded metal clip to hold ski boards and ski sticks together : de en
  • US1950267A - Cold shrunk-in valve seat : en
  • US1950087A - Method of producing a table top for a sewing machine of the disappearing type : en
  • US1950258A - Method of forming cement receptive backing for rubber soles : en
  • FR761055A - Drawing process for conical tubes : en fr
  • DE593775C - Power supply for electric light bulbs, discharge tubes and other glass vessels : de en
  • US1949640A - Air conditioning apparatus : en
  • GB406932A - A device for turning flat cigarettes and similarly shaped articles right side up when packing same : en
  • FR43178E - Improvements to ferrous metals : en fr