• US2166682A - Flashlight : en
  • DE678685C - Oven with a second baking space arranged above a baking space heated by means of steam heating pipes : de en
  • US2166724A - Hydraulic brake : en
  • USD115749S - Design for a goblet or similar : en
  • US2166353A - Anthraquinone dyestuffs : en
  • AU319438A - Improvements in rear vision mirror carriers for motor vehicles : en
  • AU107903B2 - Improved method of and apparatus forthe transmission of speech andother sounds : en
  • CA382647A - Selling display device : en fr
  • CA382669A - Additive colour film manufacture : en fr
  • US2166348A - Apparatus for tempering glass sheets : en
  • US2166361A - Sash and store front constructions : en
  • DE678813C - Electromagnetic light control device : de en
  • DE678850C - Stapled : de en
  • US2166119A - Insecticide : en
  • US2166406A - Chain adjuster : en
  • US2166408A - Silencer : en
  • US2166319A - Hydraulic press with variable retraction for platens : en
  • US2166418A - Method of rolling : en
  • CA382702A - Correct colour picture production : en fr
  • DE678636C - Steep view card index : de en
  • DE678841C - Process for improving liquid potassium soaps : de en
  • AU107925B2 - Shale distillation : en
  • US2166876A - Fuel injection pump : en
  • US2166480A - Bedpan : en
  • US2166765A - Apparatus for applying linings to shoe soles : en
  • US2166795A - Sintered hard alloy for machining hard castings : en
  • US2166485A - Piano bench : en
  • US2166493A - Brake unit : en
  • US2166653A - Propeller : en
  • USD115727S - Design for a pipe camera casing : en
  • US2166412A - Breakable connection for hydrants : en
  • US2166411A - Tractor : en
  • DE678508C - Device for measuring gas flows, in particular respiratory flows : de en
  • DE678662C - Construction crane : de en
  • US2166752A - Roadway for toy electric vehicles : en
  • US2166803A - Momentary contact push switch : en
  • FR844239A - New system of <<vases>> for apparatus for distilling marc, wines, fruits and cereals : en fr
  • GR8356B - RAISIN CURDING AND DRYING SYSTEM UNDER HALF SHOW IN THE VINEYARD. : el en
  • IE15521L - Wall construction : en
  • GB509566A - Improvements relating to detachable heels : en
  • FR844231A - Process for preparing optically active phenyl-isopropylamines : en fr
  • AU235938A - Improvements in windmills : en
  • AU284838A - Method and apparatus for destructive distillation at low temperature : en
  • CA382773A - Precision gauge : en fr
  • CA12485S - Elastic fabric : en
  • GB509489A - Improvements in maps : en
  • FR844132A - Indicator of the direction of a rotating field : en fr
  • GB509573A - Improved device for forecasting in connection with competitions known as pools : en
  • US2166195A - Table construction : en
  • USD115789S - Design fob a pick-up device fob game : en
  • FR844152A - Improvements in the construction of ship rudders : en fr
  • FR844056A - Fast photographic proofer : en fr
  • GB509755A - Process for the artificial production of fats : en
  • FR844093A - Improvements to refrigeration devices operating by absorption without moving parts : en fr
  • GB509551A - Improvements in hydraulic shock-absorbers chiefly adapted for use upon airplane landing gear : en
  • GB509707A - Improvements in and relating to colour forming developers and processes of colour development : en
  • US2166344A - Clip : en
  • US2166479A - Tag-line device : en
  • US2166388A - Machine for combining bags and cartons : en
  • US2166564A - Airplane having folding wings : en
  • GB509781A - Improvements in or relating to vehicle brakes : en
  • CA382682A - Ointment for animals : en fr
  • US2166617A - Photographic processing : en
  • AU240238A - Improvements in apparatus for stabilizing a sprung body : en
  • US2166786A - Waste disposal apparatus : en
  • US2166180A - Electrolytic condenser : en
  • US2166271A - Inking device for mail handling machines : en
  • US2166565A - Crank movement eliminating dead center : en
  • US2166710A - Operating mechanism for hinged closures and the like : en
  • US2166654A - Safety self-locking rail joint system : en
  • US2166243A - Bobbin : en
  • DE678674C - Reflex camera with aperture preselection : de en
  • GB509704A - A method of repairing flanged wheels adapted to run on rails : en
  • DE678802C - Frame finder : de en
  • GB509839A - Improvements in variable-speed gears : en
  • US2166379A - Drier : en
  • USRE21155E - Control system : en
  • US2166399A - Television and like receiver : en
  • CA382801A - Spinning machine drafting arrangement : en fr
  • DK56441C - Pressing and Registration Mechanism by Weights. : da en
  • GB509482A - Improvements in or relating to the rear windows of vehicles : en
  • US2166376A - Flexible coupling : en
  • DE678512C - Flax harvester : de en
  • US2166899A - Carburetor structure : en
  • AU108003B2 - Improvements in or relating tothe bleaching of textiles : en
  • CA382789A - Railway train communication system : en fr
  • US2166292A - Airplane : en
  • US2166405A - Mercury seal : en
  • DE678534C - Casting device for uninterrupted casting of blocks and similar workpieces made of light metal or light metal alloys : de en
  • DE678523C - Spin device for goods of all kinds : de en
  • GB509452A - Improvements in wheels for vehicles such as tractor vehicles : en
  • US2166635A - Automotive air conditioning system : en
  • US2166780A - Portable trail compressor : en
  • US2166173A - Method of drawing metals : en
  • US2166385A - Determining electrical characteristics : en
  • FR844032A - Polymeric rubber-like products and their production process : en fr
  • GB509583A - An improved tent sheet suitable for use as a rain cloak : en
  • DE678528C - Hot iron with a furnace box attached to a hollow from below : de en
  • FR844294A - Motor vehicle with engine block mounted between drive wheels : en fr
  • US2166115A - Gaming device : en
  • DE678759C - Strap for hanging the curtains on roller hangers : de en
  • DE678773C - Device for processing the valve seats of internal combustion engines : de en
  • GB509558A - Improvements in and relating to electric power transmission systems : en
  • GB509723A - Improvements in or relating to luminescent materials for use with electric dischargetubes : en
  • IE15656L - Fan drive for air-cooled i.c. engines : en
  • DE678393C - Device for operating ventilation attachments : de en
  • GB576356A - Improvements in control systems for aeroplanes and other dirigible objects : en
  • GR8361B - AUTOMATIC ICE CREAM MACHINE : el en
  • GB509550A - An improved manufacture of pour point depressants : en
  • GB509922A - Improvements in or relating to capacity-controlled devices or systems involving the use of a thermionic valve or electron current : en
  • CA382707A - Photographic filter layer : en fr
  • DE678545C - Reinforced concrete canal for rods, wire, pipe and cable lines : de en
  • DK56439C - Coat hot water tank. : da en
  • DK56442C - Resilient Work Tool for Motor Tillers. : da en
  • GB509502A - Improvements in or relating to scaffolding or like temporary structures : en
  • US2166335A - Stereopticon slide : en
  • FR844013A - Process for the preparation of vinyl acetylene compounds : en fr
  • GB509541A - Improvements relating to spraying apparatus : en
  • GB509708A - Improvements in or relating to stretching apparatus for flanged and other profile sections : en
  • US2166293A - Fluid seal with welded housing : en
  • US2166526A - Holder for hog or swine rings : en
  • US2166541A - Emulsions and process for producing the same : en
  • US2166603A - Temperature-compensated indicating instrument : en
  • US2166768A - Alloy : en
  • FR844284A - Starting device comprising a starter for several engines : en fr
  • DE678627C - Lubricating device for internal combustion engines : de en
  • GB509485A - Improvements in or relating to gutters and kerbs for roads : en
  • CA382650A - Bicycle free-wheel hub : en fr
  • FR844247A - Electric hand lamp for mines : en fr
  • US2166579A - Manufacture of ammonium nitrate : en
  • DE678724C - Process for achieving a high level of corrosion resistance in aluminum alloys with 2 to 14% magnesium that have been strengthened by kneading : de en
  • DE678852C - Typographic point theory : de en
  • US2166582A - Stop cylinder vertical reciprocating flat bed press : en
  • US2166632A - Method of constructing concrete manholes : en
  • US2166671A - Method and means for treating electrically conducting liquids : en
  • FR844295A - Aviation catapults improvements : en fr
  • GB509447A - Improvements relating to gravure printing machines : en
  • FR844030A - Aircraft indicating device : en fr
  • FR844038A - Time switch : en fr
  • FR844127A - Process for shaping thermoplastic sheets : en fr
  • FR844180A - Improvements to liquid dispensers : en fr
  • DE678538C - Process for the destruction of field weeds : de en
  • FR844068A - Device for converting electro-mechanical vibrations : en fr
  • FR844230A - Process for preparing n-methyl-beta-phenyl-ethyl-amines : en fr
  • FR844210A - Arc welding method and device : en fr
  • GB509730A - Preparations containing soaps of synthetic fatty acids : en
  • DE678698C - Process for the production of stabilized rubber threads : de en
  • DE678772C - Lifting device for vertically moved machine parts on machine tools, especially the headstock on horizontal drilling and milling machines : de en
  • US2166301A - Venetian blind tape holder : en
  • USD115814S - Design for a pump : en
  • GB509513A - Improvements in episcopes : en
  • GB509584A - Improvements in or relating to instruments for the measurement of rotary oscillations of rotating shafts or other bodies : en
  • US2166602A - Refrigeration control system : en
  • US2166872A - Coin-controlled device for regulating gas flow : en
  • GB509446A - Improvements in wheels fitted with pneumatic tyres : en
  • US2166263A - Temperature modulating system : en
  • US2166610A - Remote multiple indicator : en
  • US2166777A - Safety belt : en
  • FR844007A - Modern shelters and fences made of reed and wood lathing : en fr
  • GB509819A - A new or improved insecticide : en
  • DE678613C - Rod-shaped test specimen for the torsional fatigue strength test : de en
  • FR49771E - Track improvements for tractors and other vehicles : en fr
  • GR8367B - FIREARMS WITH SLIDING AND ALTERNATIVE BARREL : el en
  • AU107940B2 - Improvements in light reflectors : en
  • DE678531C - Device on pantographs for electric vehicles : de en
  • US2166576A - Form release shore head : en
  • US2166384A - Alarm valve for pneumatic tires : en
  • US2166741A - Artificial silk : en
  • GB509478A - Improvements in or relating to means for controlling the deflection of cathode ray and like beams : en
  • FR844082A - Amplifier assembly with electronic multiplier tubes : en fr
  • US2166330A - Method of bleaching : en
  • US2166525A - Internal combustion engine : en
  • US2166923A - Recessing device : en
  • GB509649A - Improved locking device : en
  • US2166658A - Construction system : en
  • DE678641C - Braking device operated by an electric motor and an electromagnet : de en
  • DE678690C - Airtight closed insulation element for cold and heat protection, the inside of which is filled with a gas : de en
  • FR844079A - Soles and heels for all kinds of shoes and special fitting device : en fr
  • DE678533C - Process for the production of a vitamin D preparation : de en
  • GB509511A - Improvements relating to the tuning of radio receivers : en
  • GB509688A - Selective magazine pencil : en
  • GB509718A - A new or improved method of and means for measuring and indicating irregularities in the diameters of tubes, cylinders and the like : en
  • DE678851C - Display device for relay cards : de en
  • FR844109A - Knife mounting device for blades and various folding tools : en fr
  • AU110478B2 - Improvements in or relating toearth working or scraper devices : en
  • DE678609C - Device for generating superheated steam at atmospheric or slightly higher pressure for cooking, sterilizing and other purposes : de en
  • US2166694A - Noise reduction system : en
  • AU464338A - Improvements in or relating toearth working or scraper devices : en
  • DE678471C - Flat form printing machine : de en
  • US2166123A - Termination of rest period of deciduous plants : en
  • USD115799S - Design for a goblet or similar : en
  • US2166643A - Fluid package forming system : en
  • GB509795A - Improvements in or relating to storage urns and machines for the preparation or storage of tea, coffee and the like beverages : en
  • FR844111A - Improvements to cutting and slicing machines for consumption of rocqufort cheese : en fr
  • GB509596A - Improvements in plasticised polyvinyl acetal resins : en
  • FR844273A - Process for obtaining new effects on cellulosic wool made from regenerated cellulose and textile bodies obtained by this process : en fr
  • USD115747S - Design for a goblet or similar : en
  • DE678800C - Method for treating livers of marine mammals : de en
  • FR49774E - Electric heated oven : en fr
  • AU391938A - Improvements in or relating to method and machine for forming hollow bodies such as containers from paper or like material : en
  • CA382717A - Overshoe : en fr
  • CA12483S - Elastic fabric : en
  • US2166708A - Display rack : en
  • US2166540A - Alcoholic treatment of ligneous cellulosic material : en
  • US2166802A - Attachment for books : en
  • US2166776A - Conveyer for labeling machines and the like : en
  • US2166460A - Hairpin : en
  • AU281238A - Method forthe preparation ofa product for blending liquid fuel hydrocarbons, alcohols andthe like, for explosion and internal combustion engines : en
  • AU28739A - Improvements in combinations of electric discharge devices with materials adapted tobe excited to luminescence bythe discharge : en
  • CA382747A - Metal siliconizing method : en fr
  • US2166304A - Valve-operating mechanism : en
  • US2166543A - Film magazine for cinematographic cameras : en
  • US2166387A - Film holding device : en
  • US2166507A - High-molecular sulphur-containing plastics : en
  • US2166277A - Fire extinguisher : en
  • US2166354A - Copper refining process : en
  • US2166566A - Coat collar construction : en
  • DE678775C - Process for cold compaction, cleaning, glazing and polishing of the inner wall of elongated hollow bodies : de en
  • US2166356A - Grinding machine : en
  • GB509462A - Improvements in or relating to nozzles for vacuum cleaners : en
  • GB509791A - Improvements in or relating to electrical indicating instruments for use in or in proximity to circuits carrying high frequency currents : en
  • AU183338A - Improvements in and connected with raising and lowering devices of agricultural implements : en
  • US2166393A - Lighting unit : en
  • CA382743A - Hyposulphite solution purification : en fr
  • CA382708A - Photographic developer : en fr
  • US2166791A - Refrigerator : en
  • US2166813A - Air conditioning system : en
  • USD115740S - Design for a goblet or similar : en
  • DE678820C - Hat sweatband : de en
  • DK56446C - Double-threaded sewing machine. : da en
  • US2166197A - Working and kneading apparatus : en
  • US2166815A - Door hinge : en
  • US2166339A - Manufacture of yeast : en
  • US2166516A - Ramp for the protection of hose pipes : en
  • DE678742C - A device that can be placed on the telephone, covers the dial disc and is coupled to it, for recording the dialed callsigns : de en
  • FR844050A - Improvements to brakes for bicycles or the like : en fr
  • FR844227A - Process for preparing amines : en fr
  • CA382668A - Automatic feed drill : en fr
  • CA382804A - Air conditioning apparatus : en fr
  • FR49780E - Process for making drawing objects in powdered materials : en fr
  • FR844177A - Support device capable of constituting a watertight connection for passing through partitions : en fr
  • GB509686A - Improvements relating to machines for warping yarns : en
  • GB509825A - Improvements in and relating to choke coils : en
  • US2166210A - Magnetron discharge tube for frequency multiplication : en
  • US2166320A - Adjustable holder for roll material : en
  • GB509603A - A combined hearth-plate and curb : en
  • US2166161A - Cooling apparatus : en
  • US2166246A - Manufacture of calcium arsenate : en
  • GB509769A - Improvements in and relating to methods of speed control for electric motors : en
  • US2166118A - Insecticidal compositions containing heterocyclic amides : en
  • US2166862A - Direction signal for vehicles : en
  • FR844236A - Dyes, their preparation process and their applications, in particular to photographic emulsions : en fr
  • FR844106A - Direct transformation of oils and fatty substances into gasolines and petroleum under the action of heat, formic acid or its salts, in the presence of soda lime or potash : en fr
  • FR844137A - Improvements in the manufacture of natural or artificial silk powder : en fr
  • GR8350B - HOW TO COLOR CINEMA MOVIES BY MONOCHROME OR POLYCHRAIMIA : el en
  • US2166633A - Private refreshment bar : en
  • US2166360A - Bottom for bags : en
  • US2166235A - Expansion tank : en
  • US2166746A - Overhead operating garage door construction : en
  • US2166261A - Process of coating and product thereof : en
  • DE678647C - Circuit arrangement for the transmission of code numbers in telecommunications systems, especially telephone systems : de en
  • US2166398A - Internal combustion engine : en
  • US2166124A - Method of detecting high-frequency oscillations : en
  • FR49790E - Projectile initiator : en fr
  • DE678624C - Electric discharge tubes : de en
  • GB509670A - Improvements in and relating to rolling mills : en
  • GB509666A - Improvements in means for suspending and drawing curtains : en
  • DE678770C - Procedure for cleaning the spark plugs : de en
  • US2166266A - Lighter : en
  • US2166159A - Baker's machine for cutting and spreading the cut portions : en
  • GB509664A - Improvements in or relating to pencils : en
  • US2166167A - Apparatus for separating precious metals from their ores : en
  • DE678796C - Fine adjustment control for DC elevator systems : de en
  • US2166203A - Hair dressing and curling tool : en
  • US2166924A - Liquid dispensing apparatus : en
  • US2166721A - Traffic signal system : en
  • GB509678A - Improvements in stereoscopy : en
  • GB509763A - Improvements in variable-speed power-transmission mechanism : en
  • US2166275A - Sheet metal roofing : en
  • CA12482S - Elastic fabric : en
  • US2166877A - Cortical hormones : en
  • USD115810S - Design for a combined lavatory leg : en
  • FI18565A - Validation of orders from the competent authorities : en fi
  • FR844073A - Sofa bed : en fr
  • GB509544A - Improvements in and relating to winding apparatus for lengths of materials : en
  • US2166881A - Igniter with liquid fuel : en
  • GB509759A - An improved waterproofing agent and method of manufacturing and applying the same : en
  • US2166642A - Folded shirt and band holder therefor to eliminate pins : en
  • DE678559C - Grate furnace for pre-dried fuels, the fine-grained parts of which are burned in suspension : de en
  • DE678689C - Cupboard door for fridges : de en
  • US2166278A - Food product and method of making the same : en
  • US2166404A - Electrical impeller positioning device for turbine pumps : en
  • FR844245A - Magneto-electric ignition device : en fr
  • FR844153A - Rotary gravure printing inks : en fr
  • GB509590A - Improvements relating to screening plant : en
  • US2166835A - Display device : en
  • GB509549A - Improvements in and relating to washing and sterilizing apparatus : en
  • GB509657A - Improvements in or relating to alloys for permanent magnets : en
  • DE678676C - Arrangement for remote transmission of measured values by changing the phase position of an auxiliary current with respect to a constant alternating current : de en
  • FR844185A - Automatic extraction valve for boilers : en fr
  • FR844215A - Device for synchronizing two or more reciprocating machines : en fr
  • GB509438A - Improvements in or relating to aerial systems for radio receivers : en
  • GB509710A - A process for manufacturing glucose and glucose syrup : en
  • GB509807A - Improvements in scissors, shears and the like : en
  • GB509602A - Improvements in or relating to gyroscopic compasses : en
  • GB509700A - Improvements in photo electrical apparatus for the reproduction of sound films : en
  • IE15854L - Streamlined rear-engined automobiles : en
  • US2166329A - Telephone system : en
  • US2166414A - Humidifying system : en
  • US2166908A - Refrigerating apparatus : en
  • US2166711A - Moistureproof cellulosic sheeting : en
  • GB509503A - Improvements in or relating to control systems for electric motors : en
  • GB509633A - Improvements relating to quick action electric switches : en
  • GB509789A - Improvements in or relating to garages for toy vehicles : en
  • GB509560A - Improvements in or relating to vacuum cleaners : en
  • US2166637A - Carbon dioxide converter : en
  • US2166734A - Low frequency induction furnace : en
  • DE678525C - Method for adjusting the temperature coefficient of the balance oscillation system in watches and. like : de en
  • FR844018A - Line indicator for rotary duplicator for line or cut reproduction of a mirror-readable original writing : en fr
  • DE678556C - Process for the production of anthraquinone dyes : de en
  • DE678702C - Device for loading ointments, fats and other highly viscous substances with radium emanation : de en
  • GB509794A - Improvements in or relating to electric relays : en
  • US2166604A - Stable compositions comprising chlorinated substances : en
  • DE678602C - Arrangement for the deflection measurement of the loss angle with the help of a Scheringbruecke : de en
  • FR844292A - Motor vehicle with rear engine and aerodynamic body : en fr
  • GB509812A - Improvements in and relating to electric transformers : en
  • GB509431A - Improvements in and relating to bib-cocks and the like : en
  • GB509650A - Improvements in electrodeposition of copper and baths therefor : en
  • GB509833A - Improvements in and relating to systems of electric motor control : en
  • DE678522C - Process for the production of deep relief decorations on ceramic products : de en
  • US2166712A - Television system : en
  • GB509608A - Improvements in or relating to electric synchronous-motor clocks : en
  • GB509748A - Improvements in or relating to bearing bushes : en
  • USD115808S - Design for a textile fabric : en
  • US2166704A - Means for storing articles in warerooms : en
  • DE667672C - Mask protection for twist projectiles with highly sensitive impact fuse : de en
  • FR844262A - Improvements in the treatment of acid sludge resulting from the refining of mineral oil and benzene : en fr
  • GB509793A - Improvements in shifting mechanism of variable speed chain gear for cycles and the like : en
  • US2166884A - Suspension device : en
  • US2166616A - Paint box palette : en
  • US2166542A - Oxygen-convertible compositions : en
  • USD115821S - Design for a serving oven : en
  • US2166165A - Fluid operated pressure transmission device : en
  • US2166896A - Crankshaft arrangement for internal combustion engines : en
  • DE678532C - Extraction and solvent for resins : de en
  • GB509460A - Improvements in or relating to wind-screen wipers : en
  • FR844252A - Control of compressors for wind tunnels used to study fluid flow, etc. : en fr
  • GB509620A - Improvements in or relating to dough moulding or balling machines : en
  • GB509504A - Improvements in or relating to dust receptacles : en
  • GB509522A - Improvements relating to closing mechanism for electric circuit breakers : en
  • FR844279A - Sorting process for powdery materials : en fr
  • US2166317A - Auxiliary calked sole for shoes : en
  • US2166718A - Sound recording : en
  • US2166831A - Woodworking machine : en
  • US2166143A - Sulphocarboxylic esters : en
  • US2166509A - Heating system : en
  • USRE21154E - Summeb-winteh air conditioning : en
  • CA382727A - Hollow article coating apparatus : en fr
  • GB509518A - Improvements in lead alloys : en
  • GR8358B - BED ESPECIALLY FOR SERIOUS PATIENTS : el en
  • FR49800E - Installation for supplying direct current arcs : en fr
  • DE678497C - Single-phase alternating current welding system for arc and resistance welding : de en
  • DK56438C - Massage device. : da en
  • DE678846C - Adhesive films : de en
  • GB509643A - Improvements in and relating to settlement or sedimentation tanks and to scraping or similar apparatus therein : en
  • GB509760A - Improvements in electric insulated wires and cables : en
  • FR844102A - Improvements to endless conveyor belts : en fr
  • US2166475A - Stock car : en
  • US2166556A - Conversion of maleic acid to maleio anhydride : en
  • USD115767S - Design for a plate or similar article : en
  • USD115792S - Design for a bottle : en
  • DE678804C - A pivotable flap attached to an aerodynamic surface, in particular an aircraft : de en
  • DE678658C - Shoe polish jar with removable base : de en
  • GB509554A - Improvements relating to electric cables : en
  • GB509616A - An improved apparatus or appliance for use in recording orders, appointments and other data : en
  • DK56436C - Electric Wave Transmission System. : da en
  • DE678568C - Feeding device : de en
  • DK56437C - Method of Making an Aqueous Leather Dye. : da en
  • US2166612A - Pump : en
  • US2166781A - Electric lamp : en
  • US2166571A - Sign : en
  • US2166709A - Caliper for a gatherer : en
  • FR844165A - Automatic system for temperature control of motors : en fr
  • DE678646C - Circuit arrangement for telephone systems with dialer operation : de en
  • US2166895A - Loom harness : en
  • US2166178A - Centralized traffic controlling system for railroads : en
  • DE678579C - Spring-drive toy : de en
  • AU520038A - Improvements in and connected with electric furnaces : en
  • FR844263A - Improvements in the manufacture of helical filaments : en fr
  • DE678519C - Go-around device for aircraft : de en
  • FR844280A - Device for disinfecting mouths of phones : en fr
  • US2166649A - Clothesline covering device : en
  • USD115788S - Design fob a cabinet fob a radio : en
  • CA382666A - Differential mechanism : en fr
  • CA382703A - Photographic developer : en fr
  • AU324838A - Improvements in or relating tothe bleaching of textiles : en
  • GB509715A - Improvements in or relating to television receiving apparatus : en
  • GB509772A - Improvements in or relating to cartridge-belt guides for use with machine guns : en
  • US2166331A - Apparatus for cooling fuel-valves for internal combustion engines : en
  • US2166784A - Device for applying and attaching tear-off caps to bottles : en
  • US2166845A - Calculating machine : en
  • IE15655L - Streamlined rear-engined automobiles : en
  • FR844004A - Further training in the manufacture of forks : en fr
  • US2166756A - Signaling system : en
  • GB509516A - Spark plug insulators : en
  • FR844188A - Dyeing process allowing the color of an article to be changed after use : en fr
  • DE678687C - Pre-heater for lighting and heating devices fed with liquid fuels under air pressure : de en
  • DE678821C - Arrangement for the reproduction of sound recordings : de en
  • GB509481A - Improvements in or relating to lubricating systems for internal combustion engines : en
  • GB509677A - Apparatus for the production of envelopes, flat bags and similar articles : en
  • FR844035A - Household utensil : en fr
  • DE678514C - Process for degreasing metals and similar non-absorbent objects with volatile solvents : de en
  • DE678670C - Version for film images : de en
  • US2166102A - Telescope comprising two refracting and one reflecting systems : en
  • US2166214A - Television system : en
  • US2166310A - Electric valve circuit : en
  • DE678727C - Combined rough and fine fire boiler with joint heating : de en
  • DE678762C - Device for grouting chimney walls : de en
  • CA382730A - Sheet metal can body : en fr
  • CA382771A - Sash mechanism : en fr
  • CA382793A - Vent valve : en fr
  • AU295138A - Improvements in means for coupling hair curlers to steam tubing inthe art of permanent waving of hair : en
  • GB509483A - Improvements in rotary dry gas meters : en
  • GB509624A - Improved shuttering for use in concrete casting : en
  • AU107914B2 - Improvements in and connected with raising and lowering devices of agricultural implements : en
  • CA382755A - Cellulose product : en fr
  • FR844026A - Improvements to tubular elements radiating heat or cold used in large surfaces, particularly those of floors and ceilings : en fr
  • GB509492A - Apparatus for mixing and storing temporarily a liquid and a gas : en
  • CA382683A - Jewelry stone-setting device : en fr
  • AU237738A - Improvements in and relating to stationery packs comprising paper sheets and interleaved carbonized sheets : en
  • US2166767A - Roller skate : en
  • DE678664C - Crane with retractable boom : de en
  • DE678593C - seedbed : de en
  • GB509728A - Improvements in apparatus for maintaining and controlling liquid levels : en
  • GB509773A - Improvements in tubular heat exchangers and particularly feed-water heaters : en
  • US2166104A - Method and apparatus for indicating oxygen concentration in a gaseous medium : en
  • US2166660A - Lock structure : en
  • GB509430A - Improvements in or relating to means for controlling the deflection of cathode-ray and like beams : en
  • FR844149A - Process for the polymerization of unsaturated hydrocarbons and the preparation of motor fuels : en fr
  • FR844017A - Rectilinear hosiery loom with picking : en fr
  • FR844047A - Solid projectile, in particular infantry projectile, and method for its manufacture : en fr
  • US2166152A - Hydrogenation of aliphatic dinitriles : en
  • US2166174A - Fuse : en
  • US2166238A - Movement-producing device : en
  • US2166290A - Steering wheel assembly : en
  • US2166645A - Pump-type oiler : en
  • GB509449A - Improvements relating to automatic weighing machines : en
  • DE678485C - Process for the pressure hydrogenation of high-boiling hydrocarbons : de en
  • AU112362B2 - Process and apparatus forthe production of sparking plug insulators : en
  • FR844095A - Device for centering shells for centrifugal casting : en fr
  • GB509569A - Footwear : en
  • DE678413C - Process for the production of iron powder for mass cores : de en
  • DE678757C - Process and mold for the production of centrifugal castings : de en
  • FR844124A - Service trolley for booms : en fr
  • FR844233A - Method for separating synchronization signals from picture signals particularly at the receiving station of television installations, which operate by the gap synchronization method : en fr
  • GB509507A - Improvements in and relating to vacuum-tight connections between metal and ceramic parts : en
  • CA382764A - Flax serrating and breaking apparatus : en fr
  • US2166495A - Aluminum alloys : en
  • US2166469A - Bathtub : en
  • US2166607A - Multiple circuit switch : en
  • US2166136A - Method of forming nuclear alkyl derivatives of phenols : en
  • CA382677A - Synchronous motor : en fr
  • US2166316A - Railway traffic controlling apparatus : en
  • AU564138A - Improvements in and relating to bracken- and like cutting machines : en
  • DE678771C - Power-driven drill with manual drive for advancing the drilling spindle : de en
  • GB509619A - Improvements in means for sealing doors and the like : en
  • GB509699A - Improved tobacco pipe : en
  • GB509778A - Improvements in the manufacture of ketene, acetic anhydride and homologues thereof : en
  • US2166318A - Locking and tightening means : en
  • USD115806S - Design for a mattress cover or sim : en
  • AU107897B2 - Improvements in rear vision mirror carriers for motor vehicles : en
  • CA382808A - Direct current signalling system : en fr
  • USD115790S - Design for a bottle : en
  • USPP335P - Rose plant : en
  • DE678735C - Control for compression refrigeration machines : de en
  • GB509711A - Improvements in or relating to coated fabrics and the production thereof : en
  • CA382791A - Troughing idler : en fr
  • DE678663C - Luffing crane : de en
  • DE678684C - Self-acting firearm with exchangeable weapon parts for shooting with practice ammunition : de en
  • US2166806A - Peanut product and method : en
  • US2166473A - Wrapping machine : en
  • GB509445A - Improvements in and relating to the treatment of textile threads : en
  • GB509539A - Improvements in or relating to manually-controllable jet-producing nozzles for fire-extinguishing and/or disinfecting apparatus : en
  • AU238438A - Variable capacity-water re-using-adjustable vacuum-dish clothes washing machine : en
  • US2166190A - Condenser arrangement : en
  • US2166440A - Camera : en
  • AU107913B2 - Improvements in locking means for screw connections : en
  • DE678769C - Injection carburetor : de en
  • CA382672A - Electron discharge tube : en fr
  • DE678571C - Sharpening machine for grinding the tooth face of saw chains : de en
  • DE678634C - Device for the preparation of document files : de en
  • AU107929B2 - Improvements in and relating to harrows or scarifiers : en
  • AU285438A - Improvements insteel trusses : en
  • AU291338A - Manufacture of ketones ofthe cyclopentanopholyhyrophenanthrene series : en
  • AU297038A - Frequency changers : en
  • CA382697A - Television receiver screen apparatus : en fr
  • DE678537C - Device for generating mechanical vibrations : de en
  • DE678697C - Circular knitting machine with hook needles : de en
  • US2166213A - Coloring matters of the phthalocyanine type : en
  • US2166621A - Electric wiring connection : en
  • CA382687A - Wagon tire tightener : en fr
  • US2166738A - Trailer hitch and brake : en
  • FR844113A - Manufacturing process for difficult to melt glass : en fr
  • US2166426A - Equalizer for sucker rods : en
  • US2166744A - Electron discharge device : en
  • US2166731A - Method of and apparatus for hardening gears : en
  • US2166910A - Electrical relay : en
  • US2166764A - Switching mechanism : en
  • US2166725A - Salt shaker : en
  • DE678554C - Network, especially for carrier frequency systems, in the form of a cross member or a circuit equivalent to this, in particular a bridged T circuit, with two impedance branches that determine the transmission properties, constant and real input characteristic impedance at all frequencies : de en
  • DE678569C - Two-stroke internal combustion engine with two rotating star cylinders lying in one plane : de en
  • FI18547A - Sauna oven : en fi
  • AU112389B2 - Improvements relating to aircraft undercarriages with resilient wheel units : en
  • DE678679C - Train control device with speed monitoring by way switch : de en
  • DE678834C - Clamping device for machine gun drums for the purpose of filling : de en
  • US2166248A - Electrical contacting element : en
  • US2166365A - Treatment of metals : en
  • US2166847A - Wire clamp : en
  • DE678600C - Arrangement to improve the commutation in conversion devices with controlled discharge paths, which feed self-induction-containing AC consumers : de en
  • US2166125A - Preservation and utilization of styrene : en
  • US2166430A - Wall cabinet : en
  • US2166577A - Building suitable for countries liable to earthquakes : en
  • GB509724A - Improvements relating to connecting means more particularly for mudguards of perambulaters : en
  • FR844009A - Preparation of emulsions and colloidal suspensions in water, of perfumes, aromatic essences, petrolatum oils and other products used in perfumery, pharmaceuticals and industry : en fr
  • AU291138A - Improvements in or relating tothe mounting of disc brackets onthe arms of cultivators andthe like : en
  • CA382783A - Electron discharge tube : en fr
  • GB509592A - Thread-cutting mechanism for sewing machines : en
  • DK56448C - Streamlined Rear Motor Vehicle. : da en
  • FR49755E - Process for removing acidic components from hydrocarbon-type liquids : en fr
  • BE435522A - : en
  • CA382782A - Cabinet for ice cream : en fr
  • US2166893A - Process of treating petroleum tank bottoms : en
  • GB509607A - Improvements in or relating to the stabilising of water craft : en
  • AU107918B2 - Improved means for securing an electric heating unit to a container : en
  • US2166202A - Electric organ : en
  • US2166413A - Planter : en
  • GB509892A - Process for the production of pure alumina : en
  • FR49784E - Lubricator : en fr
  • FR844002A - Device for cutting off the current delivered by an ionized steam valve and its applications : en fr
  • FR844143A - Improvements to diving masks : en fr
  • USD115802S - Direction indicator : en
  • FR844088A - Improvements to frequency meters : en fr
  • US2166372A - Formula-finding device : en
  • DE678606C - Latch needle for circular knitting machines : de en
  • GB509568A - Improvements in or relating to the air-conditioning of premises and confined enclosures to which these improvements are applied : en
  • GB509743A - Improvements relating to rope : en
  • CA382738A - Pipe welding apparatus : en fr
  • FR49794E - Solid fuel bath heaters : en fr
  • DE678504C - Ball syringe for medical irrigation : de en
  • FR844250A - Electric motor with variable speed and constant power output on the motor axis : en fr
  • FR844173A - Loom : en fr
  • DE678552C - Device for the ignition of spark gap arrangements for the conversion of electrical voltages with electrodes in a flowing extinguishing agent : de en
  • USD115771S - Design for a motion picture : en
  • GB509830A - Improvements in joint making packings : en
  • IT373120B - Device applicable to watches to know the average time in the main countries of the world at any time : en it
  • FR844144A - Process for dehydrating alcohols : en fr
  • GB509652A - Improvements in and relating to methods to apply type forms or the like printing means to rotary press cylinders and to a device for carrying out the said method : en
  • FR844255A - Aircraft wing, comprising a main wing and an auxiliary wing sliding and tilting relative to the first : en fr
  • US2166598A - Apparatus for soldering and coating side seams of sheet metal containers : en
  • US2166678A - Disk harrow : en
  • US2166882A - Housing and hub band for cars : en
  • US2166215A - Method of and means for forming unbreakable lenses : en
  • US2166648A - Slicing machine : en
  • GB509585A - Improvements in telescope eye-pieces : en
  • GB509601A - Improvements in or relating to underground buildings : en
  • GB509780A - Improved apparatus for sorting ferromagnetic articles according to their mechanical hardness : en
  • US2166519A - Spiral binding machine : en
  • US2166249A - Apparatus for coating metallic materials : en
  • US2166825A - Electric valve converting system : en
  • USD115781S - Design for a cigarette dispenser or : en
  • GB509663A - Improvements in variable speed power transmission systems comprising a combination of toothed gears and hydraulic couplings : en
  • FR844037A - Agglomerated calcium oxide and method of preparing this compound : en fr
  • US2166677A - Refrigerating apparatus : en
  • US2166783A - Can construction : en
  • DE678515C - Device for compensating for feed fluctuations in a slide of machine tools driven by a lead screw spindle, in particular in turning jaws and grinding machines for the production of threaded workpieces : de en
  • DE678826C - Method and device for dewatering cellulose, paper, cardboard or the like in webs : de en
  • US2166164A - Respirator : en
  • US2166593A - Discharge guide : en
  • US2166623A - Multiple damper and control : en
  • DE678496C - Process for generating control voltages for vapor or gas-filled discharge vessels : de en
  • USD115817S - Design for light diffusing glass : en
  • US2166323A - Control apparatus : en
  • US2166799A - Adjustable humidostat : en
  • GB509705A - Method of splicing the ends of films : en
  • FR844207A - Process for the agglomeration of coal tar pitch fuels : en fr
  • GB509805A - Improvements in or relating to means for preventing draught through doors, partitions, windows, or the like : en
  • US2166524A - Hose clamp : en
  • US2166676A - Abrading device : en
  • US2166915A - Method of and apparatus for storing and dispensing liquefied gas : en
  • GB509627A - Improvements in or relating to domestic trays and waiters : en
  • DK56452C - Projectile for rifled Shots. : da en
  • FR844276A - Tightening wrench : en fr
  • FR49781E - Tubular bodies of flexible metals or flexible non-deformable insulating materials for the construction of cables or electric lines, in particular for concentric high frequency cables : en fr
  • FR844217A - Filanzane.-stretcher and wounded trolley : en fr
  • US2166155A - Current converting system : en
  • US2166592A - Clothes drier : en
  • DE678631C - Typesetting machine : de en
  • GB509458A - Improvements in and relating to indicating and recording apparatus : en
  • US2166382A - Cap-tightening mechanism for collapsible tubes : en
  • US2166122A - Dusting composition : en
  • US2166228A - Amusement game apparatus : en
  • DE678836C - Stone separation mill for clay, loam and similar materials : de en
  • FR844194A - Signaling method and device : en fr
  • FR49775E - Descending characteristic direct current generator, especially for arc welding : en fr
  • GB509696A - Improvements in plasticised polyvinyl acetal resins : en
  • FR844029A - Improvements to dry razors and similar devices : en fr
  • US2166834A - Draft control for furnaces : en
  • GB509667A - Improvements in or relating to dentures or parts thereof : en
  • GB509798A - Improvements in spring hooks : en
  • FR49799E - Apparatus for straightening weft threads in fabrics : en fr
  • GB509479A - Improvements in or relating to corrective lens systems : en
  • FR49789E - Improvements to mudguards for bicycles, motorcycles or the like : en fr
  • FR844257A - Straw cutting machine : en fr
  • US2166457A - Reclaiming member and entrance guide for connectors : en
  • FR844278A - Arrangement of radiators for airplanes : en fr
  • GB509659A - Improvements in or relating to internal combustion engines using dust fuel : en
  • FR844237A - Improvements to vacuum cleaning devices : en fr
  • USD115732S - Design for a goblet or similar : en
  • US2166253A - Zinc chloride : en
  • US2166105A - Combined gear powered bulldozer and hoist : en
  • US2166606A - Axle lubricator : en
  • US2166750A - Antenna : en
  • DE678544C - Box-shaped carbon copy device : de en
  • DE678764C - Device for staking out and recording right angles by means of an angle prism : de en
  • FR49787E - Process for the production of non-detonating gasoline : en fr
  • FR844287A - Heat-insulating device for micrometers, gauges and similar measuring instruments : en fr
  • DE678247C - Intermediate film process for the remote transmission of images or of image and sound : de en
  • DE678605C - Rectifier or inverter with a rotating collector : de en
  • US2166504A - Ornamental box : en
  • US2166523A - Supporting means : en
  • US2166761A - Bag sealing machine : en
  • FR49759E - Swiming suit : en fr
  • US2166284A - Electric sterilizer for hypodermic syringes and the like : en
  • FR844253A - Process for removing weak gaseous acids present in gases : en fr
  • GB509653A - Improvements in the continuous production of glass having a plurality of layers : en
  • DE678720C - High resistance : de en
  • US2166684A - Glare-preventive lens : en
  • DE678743C - Brake for the drums of the cable cores for stranding machines for electrical cables : de en
  • FR844264A - Method and device for the manufacture of cast-length castings : en fr
  • US2166245A - Condensate siphon : en
  • US2166211A - Double opposed lever engine : en
  • US2166793A - Brake shoe clearance take-up means : en
  • US2166851A - Knitting machine : en
  • AU107934B2 - Improvements in or relating to television receiver arrangements : en
  • CA382718A - Cooling system flushing gun : en fr
  • US2166252A - Hood latch : en
  • US2166465A - Can assembly : en
  • FR49779E - Double frame direction finders with visual indicator : en fr
  • GB509761A - Improvements in or relating to hydraulic power transmitters : en
  • GB509926A - Improvements relating to uniflow scavenging of the cylinders of two-stroke cycle internal combustion engines : en
  • US2166636A - Wire knotting machine : en
  • GB509581A - Manufacture of azo-dyestuffs : en
  • GB509671A - Improvements in and relating to systems of electric spot welding : en
  • US2166458A - Connector : en
  • USD115731S - Design for a goblet or similar : en
  • US2166321A - Method of producing semicoke or coke from carbonizable solid fuel material : en
  • GB509480A - Pumping devices for displacing liquid of low viscosity : en
  • GB510081A - A process for the manufacture of products of vitreous sintered quartz : en
  • DE678849C - Aufreihrechen from jointly pivotable, semicircular bars : de en
  • GB509629A - Reflecting apparatus for the observation of radiographic or other diascopic pictures : en
  • US2166191A - Refrigerating system : en
  • US2166209A - Slug handling and treating mechanism : en
  • DE678838C - Belt conveyor : de en
  • FR844020A - Pedal clutch device for motorcycle actuators : en fr
  • DE678779C - Vibrating mill : de en
  • DE678807C - Double trough ironer with a roller lifting device : de en
  • DE678709C - Ten circuit for adders : de en
  • US2166515A - Sound translating apparatus : en
  • DE678211C - Roll ring for hanging up curtains, drapes, etc. like : de en
  • DE678620C - Device for separating dust from flowing gases by centrifugal effect : de en
  • FR844238A - Process for the production of elastic fabrics : en fr
  • US2166533A - Suspension device : en
  • US2166505A - Integrating phase correction mechanism : en
  • FR49770E - Process for the manufacture of viscose fibers suitable as replacement fibers for wool : en fr
  • DE678798C - Process to increase the stability of chlorinated rubber : de en
  • US2166131A - Memo stand : en
  • US2166904A - Level column for evaporators and fractionating towers : en
  • DK56449C - Safety hook for Windows and Doors. : da en
  • FR844261A - Method and apparatus for measuring the degree of case-hardening in case-hardened steels : en fr
  • US2166325A - Treatment of cellulosic material : en
  • US2166770A - Tension device for sewing machines : en
  • US2166357A - Automatic transmission clutch : en
  • US2166467A - Egg dehydrator : en
  • US2166594A - Shipping tin plate : en
  • GB509803A - Improvements relating to smokers' ash trays or receptacles for small articles : en
  • US2166792A - Hydraulic torque converter : en
  • DE678651C - Suspension isolator, the bolt of which is provided with a support surface and is fixed in the insulating body by a bracket : de en
  • CA12484S - Elastic fabric : en
  • US2166269A - Apparatus for stencil decorating : en
  • US2166613A - Transformer : en
  • AU107894B2 - Improvements relating to machines for capping bottles andthe like : en
  • AU284538A - Improvements in and connected with the switch gear of inter communicating telephones : en
  • US2166919A - Heat treatment of castings and the like : en
  • US2166212A - Apparatus for measuring well depths and well strings : en
  • US2166513A - Package and material for forming the same : en
  • US2166599A - Venetian blind : en
  • DE678502C - Process for the production of a stocking on the flat weft knitting machine : de en
  • DE678766C - Device with a high natural frequency for measuring acceleration and for performing work processes : de en
  • AU107921B2 - Improvements in combinations of electric discharge devices with materials adapted tobe excited to luminescence bythe discharge : en
  • CA382781A - Cabinet for ice cream : en fr
  • US2166184A - Balanced electron tube amplifier : en
  • US2166194A - Control system and apparatus : en
  • US2166314A - Preparation of detergents : en
  • US2166596A - Road drag : en
  • USD115809S - Design for a counting device : en
  • DE678701C - Orthopedic bandage, such as a truss or the like. : de en
  • CA382676A - Door check bracket : en fr
  • AU566638A - Improved means for securing an electric heating unit to a container : en
  • AU107939B2 - Improvements in apparatus for stabilizing a sprung body : en
  • CA382729A - Sheet metal container : en fr
  • AU107994B2 - A method of preventing and treating flyblown sheep : en
  • US2166410A - Control device : en
  • US2166861A - Portable grinder : en
  • US2166699A - Brake testing apparatus : en
  • GB509611A - Improvements relating to the cooling of cement clinker : en
  • AU107916B2 - Cooking apparatus, especially for gaseous and liquid fuels : en
  • GB509832A - A method and means for the production of wicking tufts for use in upholstery, bedding, mattress making and the like : en
  • DE678767C - Drive device for sieve springs, loosely rotatable about an axis, on potato harvesters : de en
  • US2166276A - Tunnel fan : en
  • US2166855A - Blade holder : en
  • USD115813S - Design for an embroidered textile : en
  • US2166772A - Atomizer for liquids : en
  • AU107895B2 - Refrigeration apparatus : en
  • CA382772A - Gauge head : en fr
  • GB509636A - Improvements in apparatus for testing locomotives and other mechanically propelled vehicles : en
  • FI18545A - Chisel cutter : en fi
  • FR844214A - Fixing device for all applications and in particular for flexible ducts : en fr
  • FR844224A - Hydraulic labyrinth shock absorber for motor vehicles : en fr
  • GB509733A - Improvements in or relating to coil filament manufacture : en
  • CA382664A - Centrifugal snow plough : en fr
  • FR844129A - Gradual and automatic gear change : en fr
  • US2166291A - Ash trap : en
  • AU107932B2 - Frequency changers : en
  • DE678495C - Coil with low temperature dependence of the self-induction and with a core and a jacket made of magnetically divided material : de en
  • US2166419A - Microphotographic apparatus : en
  • GB509828A - An improved case for photographic light filters : en
  • DE678729C - Process for the production of multi-layer plaettwaesche : de en
  • DE678576C - Adjusting device for the windows of motor vehicles : de en
  • US2166264A - Fire alarm : en
  • US2166226A - Method of producing stampings : en
  • FR844055A - Improvements made to agricultural implements for cultivation work in vines and orchards : en fr
  • CA382790A - Snap fastener stud : en fr
  • DE678790C - Device for loosening and separating the edges of the top sheets of a stack : de en
  • US2166801A - Dynamo-electric machine : en
  • DE678721C - Arrangement for generating a high DC voltage : de en
  • FR844087A - Improvements to electrical measuring devices : en fr
  • FR844187A - Process and devices for the transformation of metals into powders, pastes and derivatives : en fr
  • FR844251A - Coupling disc, with oscillation damper, in particular for automobiles : en fr
  • GB510004A - A new or improved insecticide : en
  • CA382692A - Compression ignition engine : en fr
  • DE678707C - Device for measuring rapid torsional vibrations : de en
  • DE678749C - Pressure relief valve for flowing media : de en
  • FR844040A - Improvements to manifolds for electrical machines : en fr
  • US2166586A - Servo-brake mechanism for vehicles and the like : en
  • FR844256A - Method and machine for closing bags, envelopes and the like : en fr
  • GB509533A - Improvements in cooling, heating and drying apparatus, more particularly for chocolate products : en
  • GB509929A - Improvements in or relating to the manufacture of glass cements or putties : en
  • FR844291A - Improvements to coal float processes : en fr
  • DE678500C - Process for the treatment of hydrocarbon oils : de en
  • GB509739A - Improvements in chairs, settees or the like : en
  • US2166570A - Process for treating lens cleaning cloth : en
  • CA382752A - Moldicide : en fr
  • US2166111A - Pump : en
  • US2166914A - Liquefied hydrocarbon gas storage and dispensing system : en
  • USD115772S - Design for : en
  • CA382814A - Synthetic resin : en fr
  • FR844232A - Improvements to vacuum cleaners or other electrically controlled portable devices : en fr
  • GB509563A - Improvements in the manufacture of woven fabrics : en
  • USD115737S - Design fob a goblet or similar : en
  • FR844108A - Chain derailleur device for cycle speed change : en fr
  • US2166257A - Titanium pigment and process for producing the same : en
  • US2166436A - Centrifugal pump : en
  • US2166833A - Synchronizing apparatus : en
  • USD115741S - Design for a goblet or similar : en
  • USD115745S - Design for a goblet or similar : en
  • DE678809C - Drive for two-axle railway vehicles, especially freight wagons : de en
  • AU107912B2 - An improved electric cable : en
  • GB509822A - Improvements in or relating to rotary labelling machines for bottles, flasks, cans and the like : en
  • GR8366B - METHOD AND APPLIANCE FOR ASSEMBLY BY GLASS LAYERS AND SIMILAR OBJECTS : el en
  • US2166887A - Brake arrangement : en
  • US2166302A - Condiment dispenser : en
  • US2166864A - Advertising novelty : en
  • US2166558A - Gauge for and method of waving hair : en
  • US2166690A - Lock : en
  • FR844204A - Device intended to stop the progress of tanks : en fr
  • GB509457A - An improved spout : en
  • GB509768A - Improvements relating to disconnecting boxes, distribution pillars and similar apparatus employed for making connections between electric cables : en
  • AU107937B2 - Variable capacity-water re-using-adjustable vacuum-dish clothes washing machine : en
  • CA382778A - Gaseous mixture purification : en fr
  • CA382800A - Excess pressure valve : en fr
  • DK56453C - Affutage. : da en
  • DE678501C - Well-designed stocking : de en
  • DE678699C - Complet in tablet form for dosage purposes in the manufacture of dentures : de en
  • GB509829A - Improvements in or relating to releasable fasteners : en
  • AU107928B2 - Means for accelerating the speed of electric motors wherein the speed control is effected bythe rocking ofthe brushes : en
  • FR844104A - Self-propelled generator systems : en fr
  • US2166600A - Oxygen containing nitriles of the : en
  • US2166714A - Package for needles and the like : en
  • USD115811S - Design for a combined lavatory sup : en
  • IE15856L - Two-stroke two-cylinder aero engines. : en
  • FR844293A - Autonomous body motor vehicle : en fr
  • GB510005A - Improvements in or relating to means for operating electric induction furnaces from static current converters : en
  • CA382750A - Sausage casing machine : en fr
  • FI18543A - Clearance of the crushing effect : en fi
  • FR844036A - Filter for protective masks, and exhalation device : en fr
  • GB509774A - Improvements in or relating to mechanical pencil : en
  • USD115782S - Design for a bottle or similar : en
  • FR844049A - Corded steering fittings for bicycles or the like : en fr
  • FR844103A - Improvements to boat davit steering systems : en fr
  • FR844072A - Pilots, piles or the like, as well as method and device for their anchoring : en fr
  • GB509486A - Improvements in or relating to electrical circuit breakers : en
  • FR844112A - Improvements to cold rooms, coolers and refrigerated display cases : en fr
  • FR844179A - Medical syringe : en fr
  • GB509639A - Driving clutch for textile machinery such as automatic feeders, bobbin strippers, takers-in or feed roll mechanism, and for like apparatus : en
  • GB509886A - Improvements in or relating to variable electric condensers : en
  • DE678530C - Foundation for the engine assembled with the railcar chassis : de en
  • DE678774C - Speed gearbox for gear milling machines : de en
  • FR844028A - Improvements to manufacturing processes for soles and heels for shoes : en fr
  • US2166224A - Tobacco pouch : en
  • US2166548A - Textile machine yarn conditioner : en
  • DE678744C - Electrical switches, in particular installation switches : de en
  • FR844174A - Improvements to pipe and tube connections : en fr
  • GB509827A - Improvements in or relating to spring-driven impulse dials of the type used in telephone systems : en
  • DE678824C - Ear tag pliers : de en
  • GB509651A - Improvements in or relating to glass lamp fronts, particularly for vehicle headlamps : en
  • DE678518C - Clamping device for cladding of aircraft, especially for engine hoods : de en
  • GB509618A - Arrangement for automatic accumulation of hot liquid from a conduit carrying liquid of varying temperatures : en
  • FR844016A - Aircraft wing consisting of a spar and front and rear airfoil parts : en fr
  • FR844150A - Method and device for determining the hardness of specimens made of plastically deformable materials or metals : en fr
  • GB509451A - Tubular resilient gripping devices : en
  • GB509756A - Fuel injection apparatus for internal combustion engines : en
  • GB509818A - Improvements in or relating to electrically operated vibrators : en
  • GR8349B - SMOKING SHOOT OF INFANTRY : el en
  • CA382722A - Hair waving device : en fr
  • DE678621C - Process for the production of valuable liquid hydrocarbons or their derivatives : de en
  • DE678741C - Method for translating signals, e.g. B. telegraphic pulse combinations : de en
  • US2166816A - Bumper guard : en
  • DE678607C - Vacuum cleaner with a chassis and a gear for adjusting the height of the suction nozzle : de en
  • FR844110A - Improvements in coffee grinders : en fr
  • FR844184A - Improvements to liquid ring compressors : en fr
  • FR844186A - Electrical monitoring and control device for telephone set operating on an automatic network with multiple zones : en fr
  • US2166567A - Saw-filing apparatus : en
  • US2166717A - Pump or motor : en
  • FR844074A - Hydraulic power plant : en fr
  • US2166859A - Finishing machine : en
  • DE678710C - Single cylinder aviation piston internal combustion engine : de en
  • CA382689A - Bottle cap : en fr
  • CA382765A - Sewing machine : en fr
  • US2166422A - Display receptacle : en
  • CA382787A - Concave crusher mounting : en fr
  • US2166497A - Labeling machine : en
  • FR844290A - Needle bearing with retaining ring : en fr
  • CA382675A - Glare shield mounting device : en fr
  • US2166549A - Alkali nitrites and chromates : en
  • US2166659A - Process for the treatment of beryllium ores : en
  • US2166670A - Silencer : en
  • DE678561C - Process for melting low-melting materials, in particular SiO : de en
  • DE678747C - Device for extinguishing high-voltage alternating current arcs : de en
  • AU107896B2 - Method forthe preparation ofa product for blending liquid fuel hydrocarbons, alcohols andthe like, for explosion and internal combustion engines : en
  • AU107917B2 - Improvements in and relating to bracken- and like cutting machines : en
  • US2166373A - Straightening tool : en
  • SE96276C1 - : en
  • US2166449A - Basin wrench : en
  • US2166539A - Cooking of drying oils and varnishes : en
  • GB509800A - Improved gymnastic appliance : en
  • US2166128A - Accelerator : en
  • US2166510A - Method for coating metal with aluminum or the like : en
  • US2166583A - Continuous strip pickling method and apparatus : en
  • USD115736S - Design for a goblet or similar : en
  • US2166808A - Surface cooler : en
  • FR844218A - Process for the preparation of compounds having an action analogous to that of cortin and of intermediates serving to obtain these compounds : en fr
  • CA382725A - Dextrose manufacture : en fr
  • US2166560A - Freezing container for refrigerators : en
  • CA382753A - Gelatin product : en fr
  • US2166450A - Adaptable mounting for prime movers to act on ground wheels : en
  • CA382734A - Duplicating apparatus : en fr
  • FR844286A - Manufacturing process for hydrocarbon oils : en fr
  • GB509676A - Improvement in moth-proofing solution : en
  • US2166546A - Stabilization of blue-print coatings : en
  • US2166127A - Shampoo composition : en
  • US2166506A - Refrigerating apparatus : en
  • US2166521A - Shoe polishing device : en
  • US2166841A - Coil : en
  • US2166894A - Snap fastener socket and installation thereof : en
  • US2166221A - Process for producing pigment titanates : en
  • DE678738C - Ice maker for block ice : de en
  • FR844195A - Device for driving films in cinematographic apparatus : en fr
  • AU316539A - Process and apparatus forthe production of sparking plug insulators : en
  • US2166726A - Typographical composing machine : en
  • US2166129A - Polymerization of hydrocarbon gases : en
  • US2166686A - Self-locking adjusting screw : en
  • DE678535C - Use of nickel-tantalum alloys : de en
  • GB509669A - A process for removing weakly acid-reacting substances from hydrocarbons or derivatives thereof : en
  • FR844045A - self-locking nut : en fr
  • FR844089A - Improvements to discharge lamps : en fr
  • GB509786A - Improvements in the suspension of motor road vehicles : en
  • GB509690A - Improvements in wringers : en
  • DE678572C - Matchstick pack for advertising purposes : de en
  • US2166921A - Storage and dispensing system for liquefied gas : en
  • US2166588A - Door construction : en
  • GB509694A - Improvements connected with the regulation of the density of pulps, sludges or fluids : en
  • DK56450C - Scissors. : da en
  • CA382685A - Light metal piston : en fr
  • CA382786A - Gyratory crusher suspension : en fr
  • FI18544A - Förfaringssätt framställning av isolationsmattor : en fi
  • GB509928A - Guard device for presses and like machines : en
  • US2166193A - Oil refining process : en
  • US2166268A - Apparatus for forming coated paper plates : en
  • CA382654A - Tubular incandescent lamp : en fr
  • FR844212A - Spun glass screen for electric accumulators and other uses and its manufacturing process : en fr
  • GB509895A - Improvements in or relating to method and apparatus for internal heat treating of hollow objects : en
  • US2166189A - Centralized traffic controlling system for railroads : en
  • US2166499A - Latch : en
  • GB509766A - Improvements in or relating to cathode ray tube apparatus for television and like systems : en
  • DE678669C - Lifting device, in particular for motor vehicles : de en
  • DE678716C - Filling pen holder with a filling tube and a hollow piston arranged in the rear end of the holder shaft : de en
  • US2166250A - Method of coating metallic materials : en
  • FR844145A - Process for producing olefinic oxides : en fr
  • FR844044A - Secondary emission simplification photocell : en fr
  • DE678635C - Holder for a telephone connection directory : de en
  • DE678648C - Anode neutralization circuit for short waves : de en
  • GB509802A - Improvements in and relating to self-adjusting ball bearings : en
  • GB509713A - Improvements in tea rolling machines : en
  • US2166130A - Removable locking device : en
  • US2166273A - Combination sink stopper and strainer : en
  • US2166619A - Container construction : en
  • GB509691A - Improvements in or relating to handles for lift or thumb latches : en
  • GB509561A - Improvements in and relating to transporting means for guns : en
  • GB509613A - Improvements in electric signal amplifiers incorporating voice-operated devices : en
  • DE678844C - Resilient fastening of the transverse spring on the frame for motor vehicles : de en
  • FR844198A - Product for animal feed : en fr
  • GR8363B - ROAD TRAFFIC SIGNAL INSTALLATION : el en
  • FR844155A - Device for producing mechanical vibrations : en fr
  • FR844042A - High pressure steam generator device for injecting steam into the water of the steam boiler serving as a heat carrier : en fr
  • GB509434A - Improvements in the production of articles by folding sheet material : en
  • FR844211A - Improvements to sound reproducing devices such as loudspeakers : en fr
  • GB509567A - Method for the production of profiled rubber driving belts : en
  • GB509681A - Vertical air-speed indicator : en
  • DE678582C - Fireboxes and studs made of redeemable copper alloys : de en
  • DE678614C - Process for achieving a sharply defined impression edge on the impressions produced during the ball and cone pressure hardness test : de en
  • US2166534A - Right and left opening door and hanger structure : en
  • US2166759A - Metallurgical process : en
  • US2166848A - Panel damping structure : en
  • GB509505A - An improved button : en
  • GB509456A - The formation of metallic composite sheet stock by direct casting : en
  • GR8365B - METHOD FOR structure ADDITIVES IN FILMS AS VIA AN OPTICAL SYSTEM DUAL DIAIRESEOS KAIDYO double band formed TESSARES TIME DIFFERENT IMAGES FOTEINOTITOS ACCORDING TO THE REQUIRED colored or MELANOLEFKON PRINTING : el en
  • DE678565C - Device for recording sound on films : de en
  • FR844091A - Improvements in the preparation of polymer dispersions of polymerizable organic substances : en fr
  • DE678428C - Process for the preparation of anhydrous mixtures of lactic acid and lactic acid anhydride : de en
  • DE678715C - Handle for bicycle handlebars : de en
  • FR844101A - Regulator with isodrome servo-control device, used in particular for water level adjustment : en fr
  • US2166420A - Ignition manifold cable : en
  • DE678574C - Transparent window for motor vehicles : de en
  • US2166162A - Projecting means for submarine signaling apparatus : en
  • US2166706A - Egg testing device : en
  • US2166675A - Tuning control system for high fidelity receivers : en
  • GB509810A - A process and apparatus for the manufacture of tubular products particularly suitable for use as artificial sausage skins : en
  • US2166139A - Dielectric device : en
  • GB509695A - Improvements in electrical timing devices : en
  • GB509443A - Improvements in or relating to carpet sweepers : en
  • GB509559A - Improvements in and relating to nozzles for vacuum cleaners : en
  • US2166208A - Coupler : en
  • US2166397A - Evaporative cooler : en
  • US2166199A - Furnace construction and operation : en
  • US2166280A - Skiving machine : en
  • US2166695A - Wheel : en
  • FR844271A - Filter for gasifier : en fr
  • GB509509A - Improvements in or relating to pre-selective tuning mechanisms for radio receiving systems and the like : en
  • FR844221A - Picrylic compounds, transformation products of these compounds and process for the manufacture of these various bodies : en fr
  • DE678553C - Method for deriving electricity from fiber masses : de en
  • DE678783C - Device for generating adjusting movements of various sizes for independently operating machines, in particular automatic gate embroidery machines : de en
  • US2166198A - Chemical compounds : en
  • US2166807A - Electric heater : en
  • FR844216A - Sharp blade to realize a multipurpose office instrument : en fr
  • FR49797E - Swimsuit : en fr
  • GB509442A - Improvements in and relating to the manufacture of steel : en
  • GB509609A - An improved process for producing tantalum carbide and niobium carbide, more particularly for the production of hard metal : en
  • FR844064A - Electric discharge lamp : en fr
  • GB509785A - Improvements in or relating to the manufacture of boxes and like containers from plastic material : en
  • CA382720A - Network distribution system : en fr
  • GB509622A - Improved means for preventing the formation of ice on the wings of aircraft : en
  • FR844070A - Vapor atmosphere discharge vessel having a metal wall and a liquid cathode : en fr
  • GB509754A - Improvements relating to a brake device acting on the front and rear wheels of motor-cycles and like vehicles : en
  • FR844254A - Process for producing purified residual sulphiting liquor : en fr
  • GB509656A - Improvements in or relating to devices for receiving sliver rolls discharged from a roll-forming machine : en
  • FR844299A - Acoustic devices : en fr
  • GB509535A - Improvements in or relating to radio direction finding receivers : en
  • DE678604C - Formation of an electron beam tube with a rotationally symmetrical electrode structure as a multiple tube : de en
  • DE678782C - Auxiliary apparatus for sewing machines for making carpets : de en
  • FR844277A - Hollow body working in bending for airplanes : en fr
  • US2166132A - Apparatus for reproducing races : en
  • US2166698A - Process of making nitrite esters of polyhydroxy aliphatic compounds : en
  • USD115780S - Design for a regulator : en
  • US2166333A - Flexible lead connection : en
  • US2166728A - Beverage device : en
  • USD115822S - Design for a portable stove : en
  • FR844039A - Shock-absorbing bearing for watchmaking mobile : en fr
  • GB509665A - Improvements in and relating to dividing gear for machine tools : en
  • FR844192A - Automatic pick-up and inking system for sheets of paper for printing or reproducing machines : en fr
  • FR844242A - Process for the electrical oxidation of aluminum wires and strips : en fr
  • GB509646A - Improvements in incinerators for destruction of rubbish and garbage : en
  • DE678649C - Airspace insulated concentric high frequency cable : de en
  • US2166116A - Well casing protector : en
  • US2166375A - Heat-exchanging structure and its constructional elements : en
  • US2166918A - Portable bulkhead : en
  • FR844297A - Improvements in methods and apparatus for electrical resistance welding of a longitudinal pipe joint : en fr
  • FR844244A - Switch lever for internal combustion engine ignition devices : en fr
  • GB509654A - Improvements in the delivery of material from hoppers, bunkers, and the like for charging coal-dressing and like plants : en
  • GB509924A - Method of treating milk to obtain a product of reduced curd tension : en
  • AU107902B2 - Improvements in and connected with electric furnaces : en
  • US2166527A - Operating means for elevator doors : en
  • CA382667A - Medicated product : en fr
  • GB509580A - Improvements in or relating to the production of glass fibres : en
  • US2166569A - Mining machine : en
  • US2166913A - Apparatus for storing and dispensing liquefied hydrocarbon gas : en
  • US2166355A - Auxiliary heating apparatus : en
  • USD115746S - Design for a goblet or similar : en
  • US2166664A - Drill bit : en
  • US2166160A - Treatment of hydrocarbon oils : en
  • US2166343A - Scouring apparatus : en
  • US2166183A - Hydrogenation of aliphatic dinitriles : en
  • US2166386A - Hair curler : en
  • DE678551C - Electric high-voltage light tubes with neon filling or neon mercury filling : de en
  • FR844288A - Steering device for automotive torpedoes : en fr
  • CA382807A - Pressure surge suppressing system : en fr
  • DE678529C - Steel alloy for the manufacture of cam sleepers : de en
  • DE678810C - Method for sealing spark protection inserts or the like of mercury conduit tubes against the wall of the switching vessel against mercury : de en
  • CA382811A - Broadcasting system : en fr
  • US2166207A - Ore reduction process : en
  • DE678722C - Device for automatic electric arc welding with coated stick electrodes : de en
  • DE678725C - Process for the prevention of slackness by hot drying of black and white photographic images to be treated : de en
  • US2166370A - Liquid flow control apparatus : en
  • GB509589A - Improvements in and relating to steam valves : en
  • US2166392A - Ore concentration : en
  • DK56440C - Ruler for Price Calculation. : da en
  • FR844119A - Bimetallic forged elbow for tubes and method of manufacturing this elbow : en fr
  • GB509454A - Improvements in and relating to endless track mechanism : en
  • DE678567C - Swath spreader driven by a mowing machine : de en
  • US2166769A - Spring mechanism for railway vehicles : en
  • USD115764S - Design for a hand gaff : en
  • DE678564C - Cleaning machine for carpets, clothes or the like. : de en
  • GB509521A - Improvements in and relating to printing presses : en
  • GB509638A - Improvements in and relating to markers for ledger and like sheets : en
  • AU107946B2 - Improvement infrequency indicator : en
  • FR844213A - Servo-pilot for flying machines and contactor for this servo-pilot : en fr
  • US2166842A - Apparatus for determining the specific gravity of liquid media and the protein content of blood : en
  • US2166332A - Pressing iron for velvet and the like : en
  • US2166628A - Refrigeration apparatus : en
  • US2166819A - Method of producing multilayer ribbon strips : en
  • US2166447A - Belt conveyer : en
  • FR844133A - Disconnector : en fr
  • GB509722A - Improvements in and relating to electric cable installations : en
  • GB509644A - Method of salvaging used paper fibre : en
  • FR844270A - Vertical nozzle gasifier : en fr
  • DE678558C - Process for dewaxing mineral oils : de en
  • DE678755C - Mercury dispenser for the production of amalgam mixtures for dental purposes : de en
  • GB509630A - Improvements connected with chairs or the like : en
  • GB509628A - Improvements relating to alternating current electric circuit arrangements : en
  • GB509672A - Improvements in and relating to machines for producing upholstery : en
  • DE678612C - Process for determining the individual quantities of mixtures and suitable scales for its execution : de en
  • DE678734C - Sentence unbinder : de en
  • DE678811C - Switching device : de en
  • DE678833C - Arch joint, for example for flaps and wings (doors, windows, collapsible walls, etc.) and also for other objects that can be moved by joints : de en
  • US2166442A - Cooking stove : en
  • CA382769A - Hand brake : en fr
  • FR844203A - Rubber boot and its manufacturing process : en fr
  • FR844258A - Improvements in radio receivers and the like : en fr
  • GB509689A - Improvements in the preparation of cellulose derivatives : en
  • SE96274C1 - : sv
  • US2166478A - Drill bit : en
  • US2166532A - Means for controlling wireless receiving apparatus : en
  • US2166681A - Oiazoamino compounds : en
  • US2166538A - Frequency doubler : en
  • US2166326A - Method of damping vibratory members : en
  • US2166536A - Signaling system : en
  • US2166347A - Bus bar and strip bender : en
  • US2166737A - Web splicing apparatus : en
  • US2166476A - Material for cleaning and preparing metal for paint : en
  • US2166865A - Semicoffer or ship caisson : en
  • US2166591A - Station equipment : en
  • US2166751A - Mechanical pencil : en
  • CA382766A - Corrugated rubber bundle : en fr
  • US2166638A - Arc welding apparatus with coated electrodes : en
  • US2166308A - Fifth wheel assembly : en
  • US2166574A - Oxygen inhaling assembly : en
  • CA382792A - Electrical metal processing : en fr
  • US2166219A - Expansion joint for concrete pavements or the like : en
  • US2166265A - Folding packaging receptacle : en
  • US2166909A - Masterless connecting rod mechanism for radial engines or pumps : en
  • US2166234A - Enclosed outboard motor drive : en
  • US2166451A - Insulating base for an electric appliance : en
  • FR49791E - Improvements to meters, pumps, compressors, or positive displacement motors for all fluids : en fr
  • GB509887A - Improved method of and means for projecting images with the effect of movement : en
  • US2166511A - Pneumatic tire : en
  • CA382757A - Record puncturing machine : en fr
  • USD115755S - Design for a goblet or similar : en
  • AU281038A - Refrigeration apparatus : en
  • CA382660A - Rubber reclamation : en fr
  • AU283938A - Improvements in or relating to automatic tuning control systems for radio and like receivers : en
  • DE678594C - Resistance brake circuit for several motors or motor groups of electrically operated vehicles : de en
  • GB509586A - Improvements in or relating to tractor or other vehicle wheels : en
  • DE678739C - Device for producing flake ice : de en
  • US2166666A - Sheet metal snap hook : en
  • US2166705A - Fluid pressure relay : en
  • US2166883A - Citrous peel scraper : en
  • USD115762S - Design fob a brassiere : en
  • CA382693A - Motor vehicle fender : en fr
  • CA382723A - Hair curler : en fr
  • CA382715A - Window pane or panel securing device : en fr
  • CA382756A - Commutator : en fr
  • GB509571A - A new or improved liquid level indicator : en
  • AU107930B2 - Crosstalk correcting apparatus : en
  • US2166144A - Preparation of sulphocarboxylic esters : en
  • DE677897C - Process for the preparation of salts of hexaacetatodioxycarbamidotriferribase : de en
  • USD115786S - Design for a lamp shade or similar : en
  • GB509488A - Improvements in and relating to studs for sports-shoes : en
  • CA382762A - Jointed coupling : en fr
  • US2166237A - Antenna coupling system : en
  • US2166421A - Manufacture of reinforced shoe bottom units : en
  • US2166349A - Device for dispensing web material : en
  • DE678513C - Electric fuel vaporizer device : de en
  • DE678548C - Process for the increased suppression of the vibrations lying below the passage range in electrical oscillation circuits : de en
  • US2166169A - Transference apparatus : en
  • DE678524C - Scraper conveyor : de en
  • DE678763C - Process for accelerating metallurgical slag reactions : de en
  • FR49793E - Improvements to mounting methods involving the use of variable-slope screen grid lamps for amplification adjustment : en fr
  • FR844067A - Device used in particular for the orthopedic treatment of testicular ectopia : en fr
  • GB509784A - Improvements in or relating to the manufacture of spirit printing inks : en
  • DE678543C - Method and device for dampening the planographic printing plates of a printing machine, specifically in offset printing : de en
  • US2166108A - Windshield : en
  • US2166581A - Slider lock : en
  • FR844298A - Two-sided telephone systems and analog transmission systems : en fr
  • GB509604A - Improvements in or relating to electric rectifying circuits : en
  • GB509642A - Improvements in and relating to the solvent treatment of oils : en
  • CA382737A - Welding apparatus : en fr
  • US2166892A - Door operating mechanism : en
  • US2166866A - Accelerator mechanism : en
  • DE678540C - Process for the production and preservation of thickened fruit, vegetable and similar vegetable juices : de en
  • FR844066A - Process for the production of outer oxide layers on magnesium objects : en fr
  • GB509764A - Detachable canopy for tractor : en
  • DE678575C - Bolt latch lock : de en
  • DE678655C - Duese for pulling sheet glass from the molten mass : de en
  • AU330339A - Improvements relating to aircraft undercarriages with resilient wheel units : en
  • CA382810A - Therapeutic agent : en fr
  • SE96263C1 - : en
  • CA382799A - Grinding disc : en fr
  • US2166279A - Visible sanitary sink trap : en
  • US2166380A - Machine for making frozen confections : en
  • CA382653A - Spray pump : en fr
  • USD115804S - Design for a jab or similar container : en
  • US2166680A - Impulse switch : en
  • US2166789A - Compressor regulator : en
  • US2166296A - Steering wheel attachment : en
  • CA382662A - Combination salt and pepper shaker : en fr
  • US2166553A - Upholstery clip : en
  • CA382798A - Yarn and fabric : en fr
  • GB509621A - Improvements in and relating to gramophones and like sound reproducing apparatus : en
  • US2166755A - Spark suppressor resistor : en
  • FR49758E - Improvements to end tables : en fr
  • US2166126A - Method and apparatus for assembling wrapped boxes : en
  • US2166283A - Refrigeration : en
  • US2166518A - Compositions of matter : en
  • US2166652A - Machine for working or disintegrating materials of all kinds, especially for huskinggrains : en
  • GB509661A - Process for the production of amines from esters of amino-alcohols : en
  • US2166309A - Electric valve circuit : en
  • USD115761S - Design for a lock : en
  • SE96284C1 - : en
  • US2166368A - Independent wheel suspension for automobiles : en
  • US2166445A - Ventilating window sash : en
  • US2166839A - Process for heat treating spheroidized steel : en
  • USD115796S - Escutcheon : en
  • US2166363A - Stable calcium hypochlorite composition : en
  • US2166468A - Bullet deflecting attachment for firearms : en
  • AU330639A - Improvements in and relating to electron tubes : en
  • US2166289A - Impressed-picture medium : en
  • US2166434A - Process for resolving petroleum emulsions : en
  • US2166693A - Selectivity control system : en
  • CA382658A - Textile material processing : en fr
  • US2166378A - Flow meter : en
  • US2166369A - Solid screw cutting die : en
  • FR844289A - Process for the production of nitrogenous artificial materials resistant to alkalis and acids : en fr
  • GB509837A - Improvements in or relating to sound reproducing devices : en
  • GB509888A - Improvements in or relating to imitation fuel fires : en
  • US2166749A - Machine for undulatingly corrugating cardboard : en
  • US2166483A - Automobile bumper : en
  • GB509529A - Improvements in or relating to lugs for use in securing covers to their cases, or like uses : en
  • US2166462A - Core drill head : en
  • DE678827C - Control valve for trailer pressure medium brakes arranged in the towing vehicle : de en
  • DE678643C - Pantograph head : de en
  • FR844125A - Camera : en fr
  • US2166135A - Mine haulage unit : en
  • US2166739A - Manufacture of artificial silk : en
  • US2166868A - Colloidal aluminum hydroxide : en
  • US2166629A - Refrigerator cabinet construction : en
  • AU112363B2 - Improvements in and relating to carrier frequency communication systems : en
  • US2166778A - Electric oven : en
  • US2166740A - Manufacture of artificial silk : en
  • US2166846A - Automatic trailer construction : en
  • USD115750S - Design for a goblet or similar : en
  • DE678623C - Process for the production of novolaks or resols : de en
  • US2166429A - Securing means for meat molds : en
  • US2166342A - Shirt : en
  • US2166233A - Process of preparing antlneubmc : en
  • US2166585A - Device, adapter, tool, or the like to facilitate the manufacture of artificial fish lures : en
  • DE678479C - Weight compensation for aircraft rudder : de en
  • FI18546A - Förfaringssätt framställning av jordalkaliklorater : en fi
  • GB509587A - An improved free-wheel brake hub, preferably with back-pedalling brake, driven by a motor mounted in the driving wheel : en
  • US2166837A - Protective pad : en
  • US2166898A - Garage door construction : en
  • US2166297A - Process for the treatment of gelatin and glue : en
  • US2166466A - Buckle : en
  • USD115757S - Design for a goblet ob similar : en
  • AU543838A - An improved electric cable : en
  • GB509548A - Improvements in and relating to electric resistance spot welding : en
  • US2166182A - Load strip for airplane wing and control surface covers : en
  • US2166663A - Operating mechanism for tilting receptacles : en
  • US2166713A - Piezoelectric crystal mounting : en
  • US2166530A - Fluid-handling apparatus : en
  • US2166912A - Liquefied hydrocarbon gas storage and dispensing system : en
  • US2166187A - Electrical power system : en
  • US2166435A - Method of forming inner trim panels : en
  • FR844080A - Method and devices for the production of inner nets : en fr
  • FR844159A - Lubrication products and process : en fr
  • US2166747A - Safety device : en
  • USD115820S - Design fos : en
  • AU279538A - Improvements in or relating to machines for moulding counters or other shoe heelward end parts tothe shape ofa heel portion ofa last : en
  • US2166288A - Duplicating attachment for typewriters : en
  • US2166797A - Process of fortifying cereal products with minerals : en
  • US2166922A - Liquefied gas dispensing system : en
  • US2166472A - Drift recorder : en
  • CA382701A - Photographic developer : en fr
  • USD115734S - Design for a goblet or similar : en
  • AU289238A - Means for accelerating the speed of electric motors wherein the speed control is effected bythe rocking ofthe brushes : en
  • DE678815C - Process for the production of photocell grids : de en
  • GB509595A - Machine for moulding concrete conduits : en
  • US2166258A - Reversible top for camera stands : en
  • US2166873A - Driving mechanism : en
  • AU107944B2 - Manufacture of ketones ofthe cyclopentanopholyhyrophenanthrene series : en
  • AU296207B2 - Electronic musical instruments : en
  • AU297138A - Diode oscillators : en
  • CA382796A - Servo brake mechanism : en fr
  • AU319739A - Improvements in and relating to carrier frequency communication systems : en
  • US2166696A - Safety shutter for motion picture projectors : en
  • CA382688A - Tool for meat blocks, etc. : en fr
  • US2166303A - Mirror : en
  • US2166644A - Method and apparatus for cleaning metal parts : en
  • US2166853A - Device for receiving written and graphic matter : en
  • US2166870A - Concrete window trim and method of making : en
  • CA382716A - Soluble sulphide causticization : en fr
  • CA382758A - Paper feeding device : en fr
  • DE678683C - Process for producing a colored picture tone film : de en
  • CA382802A - Radio tube filament support : en fr
  • AU438638A - Process for the manufacture of stable ammonium polysulphide solutions : en
  • AU107945B2 - An improvement in milking machine teat cups : en
  • CA382674A - Electric welding apparatus : en fr
  • AU112390B2 - Improvements in and relating to electron tubes : en
  • DE678837C - Method for the device for closing paper vessels and closure for paper vessels : de en
  • FR844266A - Merchandise store for vending machines : en fr
  • US2166572A - Articulated display device : en
  • USD115803S - Design for a restaurant building or : en
  • DE678713C - Control device for the pressure medium of a switching device for change gears, especially in motor vehicles : de en
  • FR844123A - equalizer for adjustable propellers : en fr
  • GB509553A - Improvements in tappet mechanism as applied particularly to the internal combustion engine : en
  • GB509576A - Improvements in rubber-soled footwear with fabric upper : en
  • FR844024A - bodywork, assembly and chassis components for vehicles, in particular for motor vehicles : en fr
  • FR844081A - Improvements to asymmetrically conductive dry surface devices : en fr
  • AU132839A - Composition for destroying blackberry andother noxious growths : en
  • US2166395A - Post hole digger : en
  • US2166512A - Sprag device for vehicles : en
  • GB509545A - Improvements in and connected with warp beams for looms for weaving : en
  • CA382751A - Calf carcass treatment : en fr
  • DE678801C - 35mm photographic camera that can be clamped by hand : de en
  • GB509703A - Improvements in or relating to the treatment of textile materials : en
  • US2166433A - Process for resolving petroleum emulsions : en
  • USD115775S - Design for a photographic printer : en
  • US2166401A - Cooling apparatus : en
  • US2166295A - Tonic and oil applicator : en
  • USD115825S - Design for a dress : en
  • CA382711A - Black-and-white picture production : en fr
  • DE678777C - Mill firing : de en
  • CA382705A - Photographic multi-layer material : en fr
  • US2166683A - Time clock controlled automatic mechanism : en
  • FR844130A - Process for manufacturing filiform or sheet products from high brittle polymers : en fr
  • GB509617A - Process and apparatus for the production of envelopes, flat bags and similar articles : en
  • GB509737A - Improvements in riveting and like presses : en
  • FR49776E - Process for the production of azo dyes : en fr
  • GB509814A - Improvements relating to press button tuning mechanism for radio receivers : en
  • US2166716A - Index and brake device : en
  • US2166736A - Photographic emulsion : en
  • GB509593A - Electric medicinal vapouriser : en
  • GB509758A - Improvements in or relating to cinematographic apparatus : en
  • FR844031A - : fr
  • GB509823A - Improvements in the manufacture and production of resinous or rubber-like substances : en
  • CA382706A - Colour photography : en fr
  • FR844168A - Improvements to telescopic hydraulic shock absorbers : en fr
  • GB509517A - A stove for domestic or industrial use, burning naphtha, petroleum or like liquid fuels : en
  • DE678847C - Device for dehumidifying and drying textile material rolls : de en
  • GB509840A - Improvements in or relating to apparatus for regulating internal combustion engines : en
  • GB509591A - Improvements relating to screening plant : en
  • GB509578A - Apparatus for extinguishing fire in plants having large containers for inflammable liquids : en
  • GB509787A - Improvements in and relating to electric impedance networks : en
  • FR844196A - Process for the rapid production of particularly pure steel : en fr
  • FR844175A - fuel saver : en fr
  • GB509753A - A process for the production of vacuum-proof, impermeable work pieces : en
  • GB509536A - Improvements in apparatus for heating or cooling liquids particularly milk : en
  • FR49757E - Improvements to bogies : en fr
  • GB509524A - Method and machine for milling corn and other grains : en
  • GB509896A - Apparatus for the medical treatment of the intestines : en
  • FR844015A - Process for preparing allyl chloride : en fr
  • FR844063A - Centrifuge : en fr
  • US2166657A - Flashlight device : en
  • DE678671C - Two-layer plow for deep cultivation : de en
  • DE678694C - Fuse with a fusible conductor embedded in a preferably powder-form extinguishing agent : de en
  • GR8351B - HOW TO MAKE CIGARETTES COMPLETELY NICOTINED OR CONTAINING AT LEAST : el en
  • GB509720A - Improvements in and relating to carpet sweepers : en
  • FR844249A - balancer for vehicle windows or others with vertical displacement : en fr
  • GB509762A - Improvements in or relating to the manufacture of unsaturated acids : en
  • DE678505C - Process for the reduction of ores containing niobium, tantalum and titanium : de en
  • DE671452C - Method and device for producing glued, conical folding boxes, paper containers and the like. like : de en
  • DE678696C - Stone for fire ceilings, fire walls u. like : de en
  • USD115785S - Design for a field stove : en
  • DE678661C - Dismountable gantry crane : de en
  • US2166196A - Table construction : en
  • US2166573A - Water closet : en
  • DE678598C - Circuit for double call seekers : de en
  • US2166431A - Process for resolving petroleum emulsions : en
  • US2166828A - Alternating current circuit interrupter : en
  • US2166754A - Braking apparatus : en
  • FR844161A - Automatic, semi-automatic or similar telephone systems : en fr
  • GB509674A - Improvements in engineers or fitters vices : en
  • DE678840C - High-voltage converters, especially measuring converters for high measurement accuracy : de en
  • FR844025A - Multi-shell steam turbine : en fr
  • FR844223A - Improvements to tuning control systems for radio receivers and the like : en fr
  • DE678563C - Impact device for vacuum cleaner : de en
  • FR844169A - Sock holder : en fr
  • GB509964A - Improvements in and relating to electric spot welding apparatus : en
  • US2166140A - Dialkyl formamides as selective solvents for refining mineral oils : en
  • AU107901B2 - Improvements in compressed air engines for operating vehicle doors andthe like : en
  • FR844011A - Hydrogenated indan-diones and their manufacturing process : en fr
  • FR844043A - Improvements to percussion rockets, especially those for small caliber shells : en fr
  • US2166798A - Method of applying guards or bumpers : en
  • US2166557A - Coating composition : en
  • DE678506C - Process for the extraction of gold : de en
  • FR844160A - Improvements to magnetostriction vibrators : en fr
  • USD115797S - Design for a combined lavatory : en
  • DE678842C - Process for the manufacture of abrasives : de en
  • GB509806A - Traffic signalling system on road vehicles : en
  • GB509808A - Improvements in or relating to apparatus for cooling and cleaning the exhaust gases of internal combustion engines : en
  • US2166285A - Cushioning device for electric motors : en
  • US2166489A - Pump type bailer : en
  • FR844054A - Improvements to packaging cigarettes or other items : en fr
  • US2166428A - Method and apparatus for treatment of glass and similar ware : en
  • DE678703C - Closure device for sterilization devices working under overpressure : de en
  • US2166260A - Doughnut cutter : en
  • FR844190A - Mortise hinge for furniture doors : en fr
  • FI18548A - Luftkanalsverktyg för gjutkärnor : en fi
  • CA382657A - Liquid dispenser : en fr
  • CA382748A - Atomized fuel engine : en fr
  • DE678823C - Facility to protect forest plants against damage by game : de en
  • FR844077A - Heavy oil or charcoal dust internal combustion rotary engine : en fr
  • FR844008A - : fr
  • GR8364B - METHOD AND APPLIANCE FOR MODERN LIGHTING AND ACCURATE COVERING ON THE SCREEN A GROUP OF MULTIPLE COLOR IMAGES FOR USE OF EVERYONE OF EVERYONE : el en
  • CA382745A - Image amplifying tube : en fr
  • FR844014A - Process for the preparation of saturated or unsaturated oxyketones of the cyclopentanohydrophenanthrene series, or their derivatives : en fr
  • DE678718C - Device for collecting knocked over pins at automatic bowling games : de en
  • USD115791S - Design for a bottle : en
  • DE678776C - Grain net device : de en
  • DE678831C - Cylinder lock with pin tumblers : de en
  • DE678618C - Electric liquid level indicator with sensor elements arranged one above the other : de en
  • DE678660C - Freshness device, especially for Christmas trees : de en
  • DE678510C - Equipment for the taking of material samples in connection with automatic scales : de en
  • GB509564A - Improvements in and connected with the washing of vehicles : en
  • GB509821A - Apparatus for the manufacture of fire extinguishing foam : en
  • GB509606A - Improvements in or relating to electric insulators : en
  • US2166492A - Hanger : en
  • US2166890A - Boiler sheet and tube connection and method of making same : en
  • FR844085A - Process for manufacturing immersion oil for microscopic use : en fr
  • FR844167A - Heel for ski boots and the like and shoes provided with such a heel : en fr
  • GB509838A - Improvements in or relating to liquid-fuel injection internal-combustion engines : en
  • DE678630C - Device to prevent the sheet pile feet from advancing and the locks from jumping out when driving double-walled sheet piles : de en
  • US2166107A - Holder for collapsible tube containers : en
  • US2166298A - Method and apparatus for radio reception : en
  • US2166748A - Woman's stocking or the like : en
  • DK56433C - Petroleum or Gasoline Steam Burner. : da en
  • US2166437A - Mixing and molding device : en
  • US2166443A - Lathing : en
  • US2166823A - Elastic fluid turbine nozzle : en
  • US2166880A - Springing arrangement for vehicles : en
  • GB509614A - Improvements in and relating to means for the generation of impulse voltages : en
  • GB509740A - Improvements in tea, coffee and like infusion apparatus : en
  • GB509817A - Improvements relating to mercury switches : en
  • US2166256A - Hand brake mechanism for railway cars : en
  • US2166843A - Textile apparatus : en
  • FR844069A - Casting ladle : en fr
  • FR844158A - : fr
  • USD115823S - Design for a lipstick holder : en
  • FR844199A - Transformation and motion transmission system for motors and other applications : en fr
  • GB509890A - Manufacture of ethers of mono-hydroxy-halogen-1:4-benzoquinones : en
  • US2166719A - Typographical slug casting machine : en
  • GB509770A - Process for dyeing cellulose acetate : en
  • GB509782A - Turbo gear for the braking of vehicles : en
  • FR844121A - Extinguishing agent for glowing white objects : en fr
  • GB509750A - Improvements in or relating to the electrical control of the tuning mechanism of radio-receiving apparatus : en
  • FR844225A - Amino alcohols and their preparation process : en fr
  • FR844300A - Process for preparing carbon tetrachloride : en fr
  • DE678427C - Process for the production of ethylene chloride : de en
  • DE678686C - Insert for self-tie : de en
  • FR844046A - Shade system without roller maneuvered from the inside : en fr
  • GB509463A - Improvements relating to the production of olefin polymers : en
  • FR844141A - Electric capacitor : en fr
  • GB509572A - An improved process for producing cellulose wool with wool-like crimping from viscose : en
  • CA382777A - Organic oxycompound dehydration : en fr
  • GB509809A - Improvements in diamond tools : en
  • US2166117A - Method for the purification of petroleum mahogany sulphonates : en
  • GB510002A - Improvements relating to electric cables : en
  • FR844122A - Appliance for washing dishes, cutlery, etc. : en fr
  • FR844219A - Slipper : en fr
  • GB509777A - Improvements in or relating to the manufacture of ketene, acetic anhydride and homologues thereof : en
  • DE678557C - Process for dewaxing mineral oils : de en
  • GB509498A - Improvements in or relating to machines for grinding or sharpening knives or like sharp-edged instruments : en
  • GB509679A - Improvements relating to apparatus for delivering cigarettes singly in succession : en
  • USD115753S - Design for a goblet or similar : en
  • DE678616C - Milling mill for processing fibrous materials, such as B. pulp or paper pulp : de en
  • DE676738C - Sighting device for dropping objects from aircraft : de en
  • DE678758C - Pulling device for curtains : de en
  • FR49769E - Process for the manufacture of viscose fibers suitable as replacement fibers for wool : en fr
  • FR844148A - Mounting for receiving variable frequency oscillations : en fr
  • US2166836A - Suction line connection for slush pumps : en
  • FR844205A - Improvements in rectilinear hosiery looms : en fr
  • FR49798E - Regulator for additional air intake to internal combustion engines : en fr
  • FR844001A - Improvement in the device for unwinding strips of chart paper in recording devices : en fr
  • GB509647A - Electromagnetic device for measuring mechanical forces and moments : en
  • FR49756E - Flexible and expandable pneumatic electrode for treatments by short waves and diathermic currents : en fr
  • IE15506L - Containers: discharge spout : en
  • DE678797C - Anti-tip device for a slewing crane : de en
  • CA382648A - Liquid circulation reversing device : en fr
  • FR844058A - Further development of accumulators and electric cells : en fr
  • US2166852A - Manufacturing electrical condensers : en
  • US2166441A - Louver construction : en
  • US2166166A - Knitted fabric : en
  • US2166674A - Indicating device : en
  • US2166145A - Sulphocarboxylic esters : en
  • FR844090A - Improvements to electromagnetic contactors : en fr
  • US2166832A - Sunshade attachment for deck chairs and the like : en
  • US2166345A - Electrical contact and connection means : en
  • US2166742A - Volumetric control master cylinder : en
  • US2166785A - Synchronizing apparatus : en
  • CA382740A - Modified resin composition : en fr
  • US2166554A - 1-naphthaleneacetic acid : en
  • GB509721A - Improvements in underfeed stokers of the screw type : en
  • US2166417A - Silencer : en
  • USD115738S - Design for a goblet ob similar : en
  • DE678653C - DC motor for a constant current system : de en
  • USD115763S - Design for a desk telephone : en
  • US2166782A - Circuit interrupter : en
  • USD115730S - Design for a buffet plate : en
  • DE678539C - Crankshaft for piston engines : de en
  • GB509520A - Improvements in valve casings : en
  • US2166625A - Collapsible sunshade : en
  • DE678580C - Additional device for mixing concrete by hand : de en
  • GB509508A - Improvements in or relating to shaft couplings : en
  • GB509525A - Improvements in evaporators for refrigerators : en
  • DE678682C - Sight glass container for sweets u. like : de en
  • DE678756C - Ceramic embedding or Carrier material for the production of non-metallic dentures made of ceramic material : de en
  • GB509736A - Improvements in portable lanterns : en
  • FR844272A - Irradiation device, in particular for therapeutic applications : en fr
  • CA382733A - Valve cap : en fr
  • FR844208A - Devices for obtaining pasta and more especially pasta for the direct manufacture of bread : en fr
  • GB509662A - Improved manufacture of alkali cellulose : en
  • GB509804A - Process for the manufacture of sulphinic acid derivatives : en
  • DE678667C - Cable entry for encapsulated winches : de en
  • FR844197A - Improvements in means of measuring the energy of radiation : en fr
  • FR844147A - Method to explore modulation in a single channel transmission, in television : en fr
  • GB509702A - Improvements in or relating to the production of shaped articles from cellulose acetate : en
  • DE678588C - Centrifugal device for grainy goods on descaling and cleaning machines : de en
  • FR844269A - Valve : en fr
  • US2166729A - Theftproof milk bottle cabinet : en
  • US2166669A - Road marker : en
  • USD115801S - Design for a pickle dish or similar : en
  • CA382746A - Dissector tube : en fr
  • US2166281A - Cylinder honing and wiping device : en
  • US2166817A - Electric discharge device : en
  • US2166205A - Fixed capacitor : en
  • US2166444A - Wedge for use with wall ties : en
  • US2166774A - Front wheel suspension : en
  • USD115733S - Design for a goblet or similar : en
  • US2166794A - Copper-cobalt-beryllium alloys : en
  • US2166810A - Ice cream scoop : en
  • US2166812A - Process for the separation of the constituents of organic mixtures containing both resin acids and fatty acids, particularly tall oil : en
  • US2166121A - Dusting composition : en
  • US2166374A - Apparatus for distilling petroleum oils : en
  • US2166461A - Work supporting table : en
  • AU187138A - Improvements in and relating to means for storing and sowing seeds : en
  • AU315939A - Improvements in safety devices for securing locks, bolts andthe like : en
  • US2166157A - Brake : en
  • US2166730A - Relief valve : en
  • CA382803A - Fabric cleaning composition : en fr
  • US2166800A - Excavating structure : en
  • US2166886A - Carrier iron and brake fulcrum : en
  • US2166262A - Luggage carrier : en
  • GB509523A - Improved apparatus for applying pigments to paper, card and other material : en
  • GB509527A - Improvements in telephone systems : en
  • US2166120A - Insecticidal composition : en
  • US2166891A - Dewaxing hydrocarbon oil : en
  • AU107935B2 - Improvements in and relating to means for storing and sowing seeds : en
  • CA382797A - Pasteurizing or sterilizing apparatus : en fr
  • US2166463A - Float for fish nets : en
  • US2166500A - Parasiticidal spray oil composition : en
  • US2166701A - Method of forming bearing surfaces : en
  • GB509526A - Improvements in and relating to blasting cartridges : en
  • US2166220A - Concrete road joint : en
  • US2166822A - Spring suspension and mounting : en
  • AU291738A - Improvement infrequency indicator : en
  • US2166535A - Lock for doors and the like : en
  • US2166634A - Process for making engine cylinders with an inner lining : en
  • US2166656A - Trolley wire tap with anchor clamp : en
  • DE678520C - Position light training for vehicles, in particular ships : de en
  • US2166286A - : en
  • US2166305A - Thyratron welding control : en
  • GB509487A - Improvements in pastry cutters : en
  • GB509623A - Improvements in curtain suspension hooks as used with curtain heading tape having hook-tubes or hook-loops : en
  • CA382691A - Iron decarbonizing method : en fr
  • US2166501A - Method of making over-all bottle caps : en
  • US2166562A - Umbrella handle : en
  • AU290938A - Improvements in and relating to harrows or scarifiers : en
  • US2166578A - Concealed carpet tacking tape : en
  • US2166668A - Weaving : en
  • US2166885A - Airtight receptacle : en
  • US2166906A - Refrigerating apparatus : en
  • US2166911A - Fuel gas apparatus : en
  • US2166146A - Defroster for windshields : en
  • US2166239A - Movement-producing device : en
  • USD115794S - Design for a blank for a pendant : en
  • GB509706A - Improvements relating to the protection of pumps driven by internal combustion engines : en
  • FR844065A - Speed change force transmission mechanism : en fr
  • GB509574A - Improvements relating to landing gear arrangements of aircraft : en
  • AU13539A - Improvements in insulated electric conductors : en
  • US2166687A - Combination wrist watch : en
  • GB509605A - Improvements in or relating to negative feed-back amplifiers : en
  • US2166307A - Connected collapsible twin tubes : en
  • DK56451C - Joint piece. : da en
  • DE678591C - Centrifugal device for a steam generator with a fixed heating surface : de en
  • US2166488A - Pump type bailer : en
  • AU107908B2 - Improvements insteel trusses : en
  • CA382774A - Musical chime : en fr
  • CA382784A - Gas, vapours and fumes processing : en fr
  • GB509831A - Synchronisation method and means for television : en
  • US2166149A - Illuminating device : en
  • US2166150A - Catalytic hydrogenation of dinitriles to diamines : en
  • US2166860A - Closure and locking means for kit bags, cash bags, and the like : en
  • US2166324A - Rubber composition and process : en
  • USD115743S - Design fob a goblet or similar : en
  • DE678566C - Punch card table machine with locks for the print hammer : de en
  • GB509751A - A method of and apparatus for flanging the edges of planiform workpieces : en
  • US2166371A - Building construction : en
  • US2166838A - Sound reproducing system : en
  • DE678668C - Lifting platform for heavy vehicles : de en
  • US2166151A - Catalytic hydrogenation of adiponitriles to produce hexamethylene diamines : en
  • US2166153A - Matrix making machine with pressure indicator : en
  • FR49765E - Process for the preparation of solutions of xanthogenate and of cellulosic products obtained using said solutions, from cellulose of any nature unbleached and obtained by alkaline attack : en fr
  • GB509701A - Improvements in electrostatic condensers : en
  • GB509801A - Improvements in high-pressure metal-vapour electric discharge lamps : en
  • DE679054C - Gun with directly tiltable trunnion axis : de en
  • FR844229A - Process for preparing amines : en fr
  • DE678597C - Circuit arrangement for deactivating the call status on connecting lines in telecommunication systems, in particular telephone systems : de en
  • DE678712C - Control device for the pressure medium of a switching device for change gears, especially in motor vehicles : de en
  • DE678585C - Double drum roller for winding paper, cardboard, etc. like : de en
  • CA382813A - Electron device anode : en fr
  • GR8353B - WATER FLOWER REGULATOR : el en
  • GR8360B - METHOD FOR ELIMINATION OF FOAMING PHENOMENA AITINAE ARE OBSERVED IN DISTILLERY WINE COLUMNS : el en
  • FR844075A - Reading device for the blind : en fr
  • GB509816A - Improvements in or relating to printing mechanism for use, for instance, in automatic ticketing equipment for telephone or like exchange systems : en
  • US2166517A - Signal transmitting system : en
  • GB509433A - Production of fast dyeings : en
  • GB509530A - Improvements in packages of compressible articles or materials, and in the means for producing same : en
  • FR844172A - Improvements to twin powertrains for airplanes : en fr
  • FR844115A - Gasoline safety lamp with electric ignition, especially for working in mines : en fr
  • GB509641A - Improvements in and relating to travelling distributors for sewage and other liquids : en
  • GB509448A - Improvements in guards for plaiting and similar machines : en
  • GB509637A - Improvements in or relating to man-hole, inspection, and like covers : en
  • US2166879A - Ornamented article and method of making : en
  • CA382714A - Container : en fr
  • GB509534A - Improvements in or relating to broaching machines : en
  • US2166715A - Oil well bailer and cleaner : en
  • US2166227A - Lace fastening for corsets and the like : en
  • AU107893B2 - Improvements in or relating to machines for moulding counters or other shoe heelward end parts tothe shape ofa heel portion ofa last : en
  • DE678818C - Hangers : de en
  • FR49764E - Rear engine discovery automobile : en fr
  • GR8368B - CARTRIDGE STORAGE FOR FIREARMS : el en
  • US2166723A - Cutter bar attachment : en
  • USD115798S - Design for a pneumatic pump frame : en
  • US2166609A - Pipe feed device : en
  • US2166875A - Disk type valve : en
  • CA382736A - Welding process and apparatus : en fr
  • US2166171A - Package and method of forming the same : en
  • US2166580A - Motor vehicle safety device : en
  • US2166587A - Ingot mold and ingot : en
  • US2166667A - Rotary snow plow : en
  • DE678595C - Condenser sound generator : de en
  • GR8352B - PORTABLE PRION WATERFALL : el en
  • DE678828C - Security device against theft of motor vehicles : de en
  • FR844034A - Illuminating bomb or projectile : en fr
  • FR844183A - New way of building skis : en fr
  • FR49762E - Fuel supply system for internal combustion injection engines : en fr
  • US2166299A - Rotary adjustable-tension jar mechanism : en
  • US2166844A - Metal alloy : en
  • GB509885A - Improvements in or relating to illuminating display devices : en
  • DE678536C - Process for refining aluminum or aluminum alloys : de en
  • FR844235A - Improvements in color photography : en fr
  • US2166902A - Buckle : en
  • DE678611C - Device to compensate for the measurement errors of gas meters with creeping control and crank drive : de en
  • FR844052A - Rubber safety system preventing the loss of collar buttons and similar applications : en fr
  • USD115759S - Design for a watch casing or similar : en
  • US2166563A - Method and apparatus for severing molten glass : en
  • DK56443C - Ajlnedfælder. : da en
  • FR844098A - Electrical communications systems : en fr
  • US2166204A - Shoe : en
  • GB509506A - Improvements in or relating to a leg rest or support giving increased comfort to a person occupying a seated or inclined position in a chair or the like : en
  • GB509826A - Improvements in volume measuring apparatus for liquids : en
  • FR844012A - Improvements to gasometers : en fr
  • GB509811A - Improvements relating to rolling mills : en
  • FR49761E - Improvements to high vacuum distillation processes : en fr
  • GB509546A - Improvements in bobbins : en
  • US2166241A - Dual control device for aircraft : en
  • US2166520A - Truck signal : en
  • US2166824A - High temperature pyrometer : en
  • US2166903A - Buckle : en
  • USD115800S - Design for a plate or similar : en
  • USD115805S - Design for a toilet case : en
  • DE678736C - Cooker absorber for periodic absorption apparatus : de en
  • DE678688C - Fridge : de en
  • USD115735S - Design fob a goblet ob similab : en
  • CA382679A - Coal and lignite gas purification : en fr
  • DE678672C - Float for fishing nets with a net bladder : de en
  • FR844105A - Direct transformation of oils and fatty substances into oils and essences under the action of heat, formaldehyde or its generators, soda lime or potash : en fr
  • FR844166A - Fabric impervious to toxic gases : en fr
  • GB509461A - Improvements relating to spring mattress construction, upholstery and the like : en
  • AU576438A - Improvements relating to the continuous casting of metals : en
  • USD115773S - Design for a cup hook : en
  • US2166407A - Reel seat : en
  • GB509556A - Improvements in or relating to tedders for spreading cut grass and the like : en
  • GB509716A - Improvements in or relating to the treatment of rubber latex : en
  • DE678750C - Electromagnetic self-switch with one interruption point each arranged on both front sides of the release coil : de en
  • FR844134A - Method for the transmission of switching criteria in telecommunications installations, in particular in teleprinting : en fr
  • DE678639C - Driver brake valve for air brakes : de en
  • GB509687A - Improvements in and relating to rotary engines and pumps : en
  • FR844059A - Fuel injector for internal combustion engines : en fr
  • FR844146A - Process for preparing butadiene : en fr
  • GB509746A - Improvements in or relating to forced flow vapour generators : en
  • GB509815A - Improvements in the manufacture and production of water-soluble basic aluminium compounds : en
  • DE678675C - Device to prevent the transmission of wheel impacts in the drawbar in vehicles equipped with turntable steering : de en
  • GB509597A - Improvements in or relating to filling and sealing flat bags and apparatus therefor : en
  • GB509490A - Rubber hydrohalides : en
  • GB509436A - Suction roll for paper-making machines : en
  • DE678657C - A scrubber that can be used as a floor polisher or mopping up device : de en
  • DE678503C - Monthly pad : de en
  • USD115742S - Design for a goblet ob similar : en
  • DE678717C - Paint pot holder : de en
  • GB509749A - Improvements in or relating to rotary liquid meters : en
  • AU107942B2 - Improvements in or relating tothe mounting of disc brackets onthe arms of cultivators andthe like : en
  • US2166502A - Method of refining oils : en
  • CA382768A - Friction shock absorber : en fr
  • US2166230A - Tinted pigments and process for producing the same : en
  • US2166597A - Rubber curing apparatus : en
  • AU298338A - A method of preventing and treating flyblown sheep : en
  • US2166340A - Plastic zinc alloy of constant dimensions : en
  • US2166484A - Hopper closure mechanism : en
  • CA382812A - Well defined crystal nitrate production : en fr
  • US2166547A - Fruit juice extractor : en
  • US2166679A - Combustion chamber for an internal combustion engine : en
  • US2166917A - Process of producing alkoxyl de : en
  • CA382760A - Spring cover : en fr
  • US2166753A - Cheese vat : en
  • US2166916A - Clip for mounting cables and like objects : en
  • US2166391A - Shaft bearing locking means : en
  • US2166551A - Photoelectric control of variablespeed mechanism : en
  • USD115728S - Design fob : en
  • USD115756S - Design for a goblet or similar : en
  • USD115819S - Design fob a glass goblet or article : en
  • US2166163A - Electromagnetic relay : en
  • US2166327A - Relay construction : en
  • US2166707A - Refrigerating apparatus : en
  • US2166889A - Reinforcement member : en
  • US2166858A - Railway truck : en
  • AU107915B2 - Anew or improved method of constructing walls and forms for use in connexion therewith : en
  • GB509660A - Improvements in or relating to means for trapping or cutting yarns in dubling or twisting machines : en
  • DE678673C - Adjustment device for scissor cameras : de en
  • GB509767A - Improvements in and relating to electrically heated melting pots for typographical casting machines : en
  • US2166490A - Method and apparatus for molding and securing rubber objects to fabric : en
  • FR844118A - Counter : en fr
  • FR844164A - Method and apparatus for transplanting inscriptions on a pre-established document : en fr
  • FR844283A - Chrome plating process for iron and steel objects : en fr
  • GB509655A - Improvements in method of manufacturing formed or molded articles from exfoliated vermiculite : en
  • GB509531A - Improvements in or relating to submersible pumps : en
  • GB509538A - Process for the production of a benzine-soluble oil-resin size : en
  • USD115770S - Design foe a shade holder : en
  • GB509557A - Improvements in or relating to tedders for spreading cut grass and the like : en
  • GB509742A - Improvements in and relating to moulded glass articles and methods of making the same : en
  • DE678560C - Process for the production of hydrogen-rich and low-carbon gases : de en
  • US2166703A - Woodworking machine : en
  • US2166185A - Monitoring means for sound recorders : en
  • US2166113A - Frozen material : en
  • US2166403A - Mixing apparatus : en
  • CA382661A - Bottle closure : en fr
  • CA382699A - Pulp bleaching apparatus : en fr
  • GB509532A - Improvements in or relating to anchorage devices for tents and marquees : en
  • GB509565A - Improvements relating to double windows : en
  • GB509680A - A machine for stripping textile waste from bobbin tubes : en
  • DE678584C - Device for measuring radiation with photocells : de en
  • DE678665C - Gripper for gripping under the wheels of a vehicle that is transported by a crane with the help of a hanger : de en
  • US2166552A - Portable acetylene generator : en
  • US2166757A - Grinder and control valve therefor : en
  • DE678550C - Inverter working with grid-controlled vapor or gas discharge vessels in series arrangement for higher frequencies : de en
  • FR844260A - Process for the production of basic methine dyes : en fr
  • US2166850A - Fuel-feeding apparatus : en
  • FR49773E - Process for the production of azo dyes : en fr
  • FR844061A - Device for automatically lifting motor vehicles : en fr
  • US2166640A - Cabinet : en
  • US2166727A - Surgical garment : en
  • USD115751S - Design fob a goblet ob similar : en
  • CA382670A - Railway car coupler : en fr
  • FR844170A - Skin tensioner : en fr
  • GB509459A - Improvements in treatment of rubber : en
  • FR844092A - Improvements in processes and materials used in the treatment of textile products : en fr
  • FR844086A - Adjustable vane pump particularly intended for supplying the burners with liquid fuel : en fr
  • FR844136A - Nitrogenous products usable in particular as disinfectants and their manufacturing process : en fr
  • GB509719A - Improvements in or relating to electromagnetic relays : en
  • DE678592C - Device for removing crumpled sheets in the sheet delivery of rotary printing machines : de en
  • FR844060A - Apparatus for internal vibration of concrete and other similar materials : en fr
  • FR844041A - Development of wireless telephone receivers : en fr
  • FR844181A - Improvements made to liquid purifiers : en fr
  • GB509741A - Improvements relating to illuminating magnifying devices : en
  • DE678714C - Control device for pressure medium brakes with several brake groups : de en
  • GB509927A - Manufacture of dyestuffs : en
  • GB579070A - Improvements in and relating to fuzes for bombs, land mines, marine mines and the like : en
  • FR844201A - Method and device for coating objects of all kinds and in particular electrical conductors : en fr
  • FR844267A - Sliders improvements for sliding closures : en fr
  • GB509429A - Improvements in or relating to service trolleys for distribution of beverages, eatables and similar commodities : en
  • FR844226A - Process for preparing beta-aralkylamines : en fr
  • US2166175A - Construction of pipes and the like of concrete or other cementitious material : en
  • US2166805A - Control circuit : en
  • USD115778S - Design for a bottle : en
  • USRE21151E - Radio receiving system : en
  • GB509625A - Improvements in or relating to prepayment gas meters : en
  • GR8357B - FINISHING AND FRESH EXPORT BOXES : el en
  • US2166809A - Lifesaving rope and belt : en
  • USD115776S - Design for a combined photographic : en
  • GB509512A - Improvements relating to covers for electric wall switches and other like fittings used in electricity distributing systems : en
  • US2166455A - Portable wood converting machine : en
  • US2166820A - Conversion of hydrocarbon oils : en
  • FR49782E - Process for the preparation of organic mercury compounds : en fr
  • GB509731A - Improvements in radio direction finding apparatus : en
  • US2166229A - Spinal reduction splint : en
  • US2166452A - Brake control : en
  • DK56454C - Installations for Sining of a Fluid Flow and Decomposition of Solid Bodies Therein. : da en
  • DE678786C - Adjustment device for steering gears of motor vehicles : de en
  • USD115758S - Design for a goblet or similar : en
  • USD115774S - Design for a spoon ob similar article : en
  • DE678640C - Lifting device for rail brakes : de en
  • GB509775A - Improvements in process and apparatus for bending and tempering glass sheets : en
  • FR844135A - Improvements to starting mechanisms for combustion engines : en fr
  • US2166692A - Drill fixture : en
  • US2166888A - Counter molding machine : en
  • DE678719C - Process for the preparation of mixed esters from phenol aldehyde resins : de en
  • US2166346A - Electrical connection means : en
  • US2166697A - Apparatus for determining air conditions : en
  • US2166244A - Brake testing device : en
  • US2166446A - Blade holding means for hacksaws and the like : en
  • FR844094A - Method and device for manufacturing clichés, and printing polychrome images with or without clichés : en fr
  • GB509697A - Improvements in heat regulators, for sterilizers and other apparatus in which liquid is heated : en
  • US2166359A - Magnetostrictive device : en
  • US2166424A - Snow plow : en
  • USD115779S - Design for a woodworking machine : en
  • US2166383A - Typewriter : en
  • GB509776A - Improvements in or relating to photographic film printing apparatus : en
  • FR844151A - Improvements to the construction of the rear of ships : en fr
  • US2166427A - Apparatus for tempering glass : en
  • US2166920A - Flight attitude indicator : en
  • GB509497A - Improvements in and relating to unidirectional clutches, brakes or free wheel devices : en
  • US2166622A - Potato cutter : en
  • CA382673A - Automatic heating system : en fr
  • US2166631A - Printing press inking mechanism : en
  • US2166141A - Sulphocarboxylic esters : en
  • CA382816A - Knitting narrowing mechanism : en fr
  • US2166223A - Antioxidant : en
  • US2166925A - Air exhausting and cotton cleaning machine : en
  • FR844240A - Metal foot for electric discharge tube : en fr
  • GB509894A - Improvements in or relating to boxes or casings with removable covers or lids for electrical apparatus : en
  • DE678570C - Automatic valve with spring-loaded valve tongues : de en
  • US2166409A - Pipe carrier : en
  • DE678805C - Method for producing a breakout : de en
  • CA382655A - Fuel injector : en fr
  • CA382731A - Lithographed metal sheet slitting apparatus : en fr
  • US2166200A - Apparatus for treating wood pulf or the like with chemical reagents : en
  • USD115752S - Design for a goblet ob similar : en
  • DE678711C - Control device for the pressure medium of a switching device of gear change transmissions, especially in motor vehicles : de en
  • USD115815S - Design for a display stand or the like : en
  • USD115818S - Design for a glass relish dish or ar : en
  • US2166358A - Self-priming centrifugal pump : en
  • CA382671A - Shoe : en fr
  • US2166259A - Shaft bearing : en
  • US2166673A - Roller retainer ring and race member assembly for roller bearings : en
  • CA382678A - Trailer loading device onto a truck : en fr
  • US2166232A - Pipe connector : en
  • US2166270A - Split drive dual control : en
  • USD115748S - Design fob a goblet ob similar : en
  • USD115787S - Design for a christmas tree orna : en
  • US2166147A - Motion picture camera : en
  • CA382649A - Weaver's knotter : en fr
  • US2166439A - Combination business form and envelope : en
  • US2166779A - Liquid gauge : en
  • USD115768S - Design for : en
  • GB509547A - Improvements in and relating to building blocks or elements and structures built therefrom : en
  • AU107920B2 - Improvements in insulated electric conductors : en
  • CA382680A - Ornamental wheel disc manufacture : en fr
  • GB509494A - An improved radio valve : en
  • US2166176A - Preparation of charge : en
  • US2166464A - Internal combustion engine : en
  • US2166863A - Suction cleaning and sweeping machine : en
  • CA382794A - Dispensing box : en fr
  • AU107941B2 - Apparatus for opening and closing doors : en
  • AU289538A - Improvements in light reflectors : en
  • CA382690A - Water-tight rubber : en fr
  • DE678642C - Stop light switches for vehicles, especially trams : de en
  • CA382686A - Strainer for tanks : en fr
  • US2166396A - Piano action : en
  • US2166867A - Railroad refrigerator car : en
  • US2166487A - Condensation products from cyanoacetic acid arylides : en
  • US2166134A - Demountable tank for vehicles : en
  • US2166186A - Exciter light for sound recorders : en
  • AU289838A - Apparatus for opening and closing doors : en
  • CA382741A - Can : en fr
  • US2166240A - Heterocyclic compounds : en
  • US2166735A - Latch : en
  • US2166529A - Communication system : en
  • DE678765C - Wind generation system for blowing test stands for the investigation of internal combustion engines : de en
  • GB509889A - Improvements in coin gauging and selecting mechanism, such as used in coin-freed apparatus : en
  • US2166154A - Parachute flare : en
  • US2166218A - Muffling device : en
  • US2166662A - Antibacklash device : en
  • USD115744S - Design fob a goblet or similar : en
  • CA382721A - Network distribution system : en fr
  • DK56434C - Circulation device by steam boilers. : da en
  • GB509555A - Improvements in glass electrodes : en
  • CA382712A - Dump truck body : en fr
  • CA382695A - Cream separating device : en fr
  • US2166448A - Hose protector : en
  • CA382805A - Air conditioning method : en fr
  • CA382817A - Flushing valve : en fr
  • US2166216A - Wheel disk construction : en
  • US2166491A - Light control device : en
  • US2166306A - Electric valve circuit : en
  • US2166503A - Method of refining oils : en
  • US2166313A - Television system : en
  • US2166438A - Flour sifting machine : en
  • US2166559A - Spring retainer : en
  • US2166138A - Surface decorating method and apparatus : en
  • US2166338A - Deep-drawing zinc alloy : en
  • US2166788A - Control circuit : en
  • US2166854A - Bucket for miniature digging and hoisting machines : en
  • US2166156A - Dry gas holder : en
  • DE678610C - Device for securing the balance of the pointers of measuring devices : de en
  • GB509528A - Improvements in mouth pieces for vacuum cleaners : en
  • US2166192A - Tablet making machine : en
  • US2166206A - Combination hand and power steering apparatus : en
  • US2166471A - Reflex camera : en
  • US2166508A - Holding and feeding device for "stenotype" notes : en
  • DE678848C - Unterburner regenerative coke oven : de en
  • GB509675A - Improvements in or relating to arrangements for the sparkless opening of inductive direct current circuits by means of thermostats : en
  • US2166811A - Cotton sample selecting device : en
  • DE678708C - Scale with printing device : de en
  • GB509820A - Improvements in or relating to electric signalling systems : en
  • CA382735A - Drying cylinder : en fr
  • US2166651A - Door closer : en
  • US2166871A - Method and apparatus for making glass articles : en
  • GB509432A - Improvements relating to the manufacture of selenium coated electrodes : en
  • GB509693A - Improvements in electric signal amplifiers incorporating voice-operated devices : en
  • US2166351A - Vacuum drier : en
  • US2166181A - Color photography : en
  • GB509437A - Improvements in or relating to time controlled electric switching devices : en
  • GB509570A - Improvements in or relating to processes for moulding bituminous and other thermoplastic compositions : en
  • DE678752C - Device for generating mist-free gas-vapor mixtures for the production of gas soot : de en
  • FR844228A - Process for preparing amines : en fr
  • FR844234A - Gear shift mechanism : en fr
  • DE678791C - Tripping device for electrical switches carried by support insulators with very high voltages : de en
  • AU107923B2 - Composition for destroying blackberry andother noxious growths : en
  • DE678678C - Process for the production of highly stable oleine sulfonates : de en
  • GB509732A - Cleaning device for wells and sewers : en
  • US2166133A - Therapeutically valuable gold compounds and a method for producing the same : en
  • US2166763A - Piezoelectric apparatus and circuits : en
  • GB509634A - Improvements relating to quick action electric switches : en
  • GB509495A - Improvements relating to protein preparations : en
  • US2166337A - Decorative band : en
  • DE678633C - Compressed air tool to carry out the driving process : de en
  • DE678728C - Shoe brake for strip rolling mills : de en
  • US2166274A - Receiving apparatus for communication systems : en
  • DE678583C - Electric discharge tubes of any filling with glow electrodes and discharge through the positive column : de en
  • FR844202A - Interchangeable non-slip auxiliary wheel with pallet-carrying sectors : en fr
  • US2166423A - Hydraulic device : en
  • US2166168A - Poison mixture for trap gun cartridges : en
  • US2166857A - Lubricating device : en
  • GB509515A - Improvements in illuminated signs : en
  • DE678590C - Method for connecting the ends of two or more parallel pipes to form a Y-pipe with a relatively large distance between the legs : de en
  • DE678637C - Process and device for filling liquid chlorine under pressure by means of a pump : de en
  • DE678819C - System for spraying strips from It mixtures or the like. : de en
  • DE678526C - Oven with two or more baking chambers arranged one above the other : de en
  • DE678695C - Fuse element : de en
  • US2166575A - Means and method for refueling aircraft in flight or like operation : en
  • CA382815A - Cathode ray signalling device : en fr
  • DE678839C - Device for pulling off the yarn remnants from Koetz spools : de en
  • US2166453A - Cover for outlet boxes : en
  • FR844078A - Heavy oil burner : en fr
  • GB509435A - Improvements in or relating to the manufacture and use of compounds of the betaine type : en
  • IE15855L - Ventilation of streamlined automobiles : en
  • GB509635A - Improvements in or relating to ventilators : en
  • US2166856A - Polyvinyl acetal resins and composition thereof : en
  • FR844265A - Object usable either as a rescue belt, or as a cushion, pillow, etc. : en fr
  • FR844083A - Improvement in the control of a mechanical reversing clutch for heat engines : en fr
  • GB509400A - Improvements in or relating to continuously variable gearing : en
  • GB509683A - A protector for a spliced rope eye : en
  • GB509738A - Improvements in or relating to couplings for casings of flexible shafts : en
  • US2166691A - Tuning control system for radio receivers : en
  • US2166874A - Air chuck : en
  • DE678745C - Arrangement for extinguishing electric arcs, especially switch-off arcs : de en
  • DE678740C - Roller bearings for bridges : de en
  • GB509771A - Resilient wheel : en
  • CA382770A - Hand brake clutch : en fr
  • DE678547C - Push-pull amplifier : de en
  • GB509684A - Improvements in and relating to ironing machines : en
  • GB509752A - Box girder, particularly as a structural unit of aircraft : en
  • US2166689A - Mining machine : en
  • FR844062A - liquid elevator by compressed air, with float control : en fr
  • FR844241A - Process for the magnetic treatment of weakly magnetic oxidized iron ores : en fr
  • US2166225A - Process and apparatus for preparing activated carbon : en
  • US2166287A - Method of making paper boxes or the like with printed wrappers : en
  • US2166611A - Synthesis of ammonia from its elements : en
  • USD115816S - Design for light diffusing glass : en
  • DE678507C - Zinc alloy with low frictional resistance : de en
  • US2166312A - Maternity support : en
  • US2166236A - Composition of matter : en
  • US2166362A - Stable calcium hypochlorite composition : en
  • US2166760A - Sewing machine : en
  • US2166901A - Electric circuit interrupter : en
  • US2166389A - Method of packaging : en
  • US2166334A - Laundry iron : en
  • US2166341A - Machinable plastic zinc alloy : en
  • US2166300A - Method of making spray nozzles : en
  • US2166454A - Antiskid device : en
  • US2166589A - Car aerial : en
  • USD115769S - Design for a pair of spectacles : en
  • AU112326B2 - Improvements in and relating to carrier frequency communication exchange systems : en
  • GB509712A - Fuel feeding devices for internal combustion engines : en
  • AU296838A - Crosstalk correcting apparatus : en
  • FR844010A - Water skates : en fr
  • FR844027A - Safety device for the operation of parachutes : en fr
  • FR844076A - Whole or partial manufacture of packaging bags with banana fibers : en fr
  • GB509552A - Improvements in and relating to driving gearing for planing or other machine tools : en
  • US2166432A - Process for resolving petroleum emulsions : en
  • CA382724A - Threaded connection : en fr
  • US2166762A - Carton : en
  • US2166900A - Electric current converting system : en
  • FR844259A - Improvements to metal bulbs for electric discharge lamps : en fr
  • US2166328A - Raincoat sleeve : en
  • DK56435C - Modulator for electrical signaling systems. : da en
  • GB509726A - Improvements in electric induction motors with a plurality of stators and rotors : en
  • CA382742A - Electronic image transmitting device : en fr
  • DE675617C - Process for the preparation of thiazole compounds : de en
  • FR844117A - Double-edged shears : en fr
  • DE678542C - Dampening system, especially for rotary flat printing machines : de en
  • AU310539A - Improvements in and relating to carrier frequency communication exchange systems : en
  • DE678628C - Dedusting device with pre- and post-separator : de en
  • CA382656A - Measured liquid dispenser : en fr
  • AU304339A - Improvements in and relating to methods of producing hard-soldered or welded joints : en
  • US2166522A - Frequency converter : en
  • US2166702A - Process for the preparation of oxygen containing compounds of cerium : en
  • US2166322A - Refrigerator control switch : en
  • US2166618A - Fuel pump : en
  • DE678785C - Cushioning, especially for motor vehicles : de en
  • US2166830A - Metal radio tube : en
  • CA382776A - Indirectly heated cathode : en fr
  • FR844005A - Central heating boiler : en fr
  • FR844006A - Method of manufacturing the outer part of a two-piece safety nut : en fr
  • DE678748C - Electric gas switch : de en
  • CA382665A - Decorative cord : en fr
  • DE678691C - Control device for vehicle brakes : de en
  • GB509709A - Improvements in or relating to the manufacture of stable preparations containing ergometrine : en
  • US2166672A - Photoacoustical apparatus : en
  • DE678546C - Push-pull amplifier : de en
  • DE678615C - Stop device to facilitate step drilling on conventional drills with manual feed : de en
  • US2166377A - Taper roller bearing : en
  • CA382704A - Photographic polarizing layer : en fr
  • CA382659A - Toilet paper wrapping apparatus : en fr
  • DE678832C - Cylinder lock : de en
  • DE678680C - Single pole installation circuit breaker of socket type : de en
  • GB509575A - Improved driving arrangements for centrifugal spinning pots : en
  • DE678517C - Aircraft on whose wings spoiler bodies are arranged : de en
  • DE678601C - Arrangement for the generation of alternating voltages with a sharp waveform for the control of grid-controlled vapor or gas discharge vessels : de en
  • FR844021A - Improvements in rubber latex and in the treatment of textiles and the like by means of said latex : en fr
  • FR844222A - Process for carrying out grignard reactions in the series of cyclopentano-polyhydro-phenanthrenes, in particular for the preparation of carboxylic acids of this series : en fr
  • FR844182A - Preparation of complex aldehydes and derivatives of these aldehydes : en fr
  • DE678816C - Photoelectric cell : de en
  • CA382694A - Railway car brake beam rigging : en fr
  • DE678830C - Rudder for watercraft and aircraft : de en
  • GB509543A - Improvements in electric condensers : en
  • AU107926B2 - Improvements in windmills : en
  • FR49768E - Safety washer : en fr
  • GB509744A - Improvements in or relating to electron discharge tubes : en
  • GB509727A - Improvements in or applicable to railway track joints : en
  • GB509779A - Improvements in or relating to holders for piezo electric crystal elements : en
  • DE678705C - Method and device for measuring optical models : de en
  • GR8354B - METHOD OF TREATMENT OF CHROMONE-NECKED IRON ORE FOR EXPORT OF EXISTING NICKEL METAL AND ENRICHMENT OF THESE IN : el en
  • AU107919B2 - Improvements relating to the continuous casting of metals : en
  • AU291438A - An improvement in milking machine teat cups : en
  • CA382759A - Decorative material making machine : en fr
  • FR844189A - Tap : en fr
  • GB509648A - Transmitting arrangements for radio direction finding systems : en
  • CA382684A - Metal cleaning material : en fr
  • FR49778E - Motor vehicle wheel tire deflation and overpressure warning devices : en fr
  • GB509542A - Manufacture of quaternary nitrogen compounds : en
  • GB509698A - Portable dark room for developing and printing photographic roll films in daylight : en
  • DE678700C - Shoe insoles for orthopedic purposes : de en
  • GB509682A - Improvements in rate of climb indicators for aircraft : en
  • GB509714A - A casting for a high pressure steam trap : en
  • USD115729S - Design for a spoon or analogous : en
  • US2166142A - Sulphocarboxylic acid esters : en
  • GB509582A - Improvements in or relating to filters for aerosols : en
  • US2166106A - Ball-bearing screw and nut for lifting jacks and similar devices : en
  • US2166608A - Pipe feeding and coupling device : en
  • DE678817C - Electric hot water storage tank with a weak heating coil and a powerful additional heating coil that can also be switched on by hand, both of which are controlled by a temperature controller : de en
  • FR49772E - Device to compensate for film contraction : en fr
  • FR49796E - Protected spark plug for internal combustion engines : en fr
  • FR844178A - Improvements to vehicles with a closed passenger compartment : en fr
  • DE678768C - Control device on internal combustion engines for aircraft : de en
  • FR49795E - Improvements to coaxial conductors : en fr
  • FR844243A - Process for improving the permeability of materials by subsequent annealing : en fr
  • US2166758A - Pump : en
  • US2166826A - Chip controller and breaker : en
  • DK56447C - Apparatus for the production of solid or semi-solid fats, in particular Margarine. : da en
  • US2166242A - Method and apparatus for the control of temperature : en
  • US2166158A - Refrigerating apparatus : en
  • DE678778C - Schlagnasenmuehle : de en
  • GB509477A - Improved electric lamp appliance : en
  • AU107910B2 - Improvements in means for coupling hair curlers to steam tubing inthe art of permanent waving of hair : en
  • CA382732A - Sash hardware : en fr
  • FR844248A - Device for dampening hums in electricity meters : en fr
  • US2166821A - Traffic warning device : en
  • USD115760S - Design for an eyeshiei : en
  • US2166251A - Apparatus for coating metallic materials : en
  • US2166722A - Trailer dumping apparatus : en
  • DE678829C - Device for removing rust from bottles : de en
  • FR844099A - Method of eliminating interfering crosstalk in cables for carrier frequency service, in which the two directions of conversation are united : en fr
  • CA382663A - Gear cutting machine : en fr
  • GB509510A - Improvements in or relating to hat and coat racks : en
  • FR844114A - Remote transmission cable : en fr
  • FR844163A - False nail tape for upholstery and the like : en fr
  • GB509745A - Improved process and apparatus for the cultivation of yeast by the aeration process : en
  • DE678562C - Mobile vacuum cleaner with device for setting the distance between the suction nozzle mouth : de en
  • DE678677C - Device for taking samples from the side wall of a borehole : de en
  • FR844140A - Magnet system for flywheel ignition devices : en fr
  • DE678632C - Device for air treatment of grainy substances : de en
  • GB509835A - Improvements in or relating to switching stations for electric power supply systems : en
  • DE678652C - Contactor control, especially for machine tools : de en
  • US2166222A - Carton : en
  • US2166394A - Floodlight mounting : en
  • US2166481A - Window control device : en
  • US2166733A - Snare drum : en
  • US2166685A - Protective system and apparatus for discharge tubes : en
  • US2166905A - Slider for slide fasteners : en
  • GB509626A - Improved sealing means for joints in self-laying tracks for vehicles : en
  • US2166109A - Method of making tubing for refrigerating apparatus : en
  • FR49752E - Valve timing for reversible machines, especially for steam locomotives : en fr
  • GB509658A - Method of and circuits for producing biasing potentials between electrodes of electron discharge devices : en
  • GB509836A - Improvements in or relating to electrical insulating material : en
  • US2166584A - Purification of ketones : en
  • FR844097A - Motor winch : en fr
  • GB509598A - Improvements in and relating to display devices : en
  • GB509645A - Improvements in or relating to pneumatic tyres : en
  • US2166201A - Nonspin wheel brake : en
  • US2166650A - Self-centering gauge for casing and drill pipes : en
  • US2166179A - Film maintaining electrolyte : en
  • US2166364A - Method of stabilizing alkali metal nitrate melts used in the heat treatment of metals : en
  • US2166568A - Process of making and covering articles : en
  • USD115807S - Design for a font of type : en
  • DE678587C - Device for developing oxygen, especially for breathing apparatus : de en
  • US2166177A - Preparation of hydrocarbons for conversion : en
  • US2166626A - Combine beet harvester : en
  • US2166773A - Razor honing apparatus : en
  • CA382652A - Thin wall container manufacture : en fr
  • CA382700A - Beehive : en fr
  • CH204269A - Bimetallic organ. : en fr
  • DE678654C - System for monitoring switch positions or electrical machines by means of an electrical glow lamp : de en
  • DE678822C - Machine for the extraction and conveyance of usable soil layers lying underground : de en
  • FR844048A - Depth control device for helicopters or gyroplanes : en fr
  • FR844220A - Process for the preparation of diaromatic para-diaminosulfones : en fr
  • GB509615A - Improvements in or relating to electron discharge valve amplifiers for ultra-short wave operation : en
  • AU107936B2 - Improvements in and relating to stationery packs comprising paper sheets and interleaved carbonized sheets : en
  • US2166624A - Vegetable cutter : en
  • DE678835C - Device for lining sleeves or tubes with protective covers : de en
  • GB509757A - Improvements relating to ventilating devices for vehicles : en
  • DE678577C - Winding device for the spring drive of vehicle toys : de en
  • AU107904B2 - Improvements in or relating to automatic tuning control systems for radio and like receivers : en
  • US2166627A - Apparatus for actuating the pressure rollers of sawing machines : en
  • US2166700A - Method of building up metal parts : en
  • US2166743A - Opening and closing mechanism for gates, doors, and the like : en
  • FR844154A - Circuit breaker : en fr
  • USD115784S - Design fob a bottle : en
  • US2166614A - Cotter pin : en
  • US2166486A - Cigarette apparatus : en
  • DE678626C - Feed and reversal device for the ribbon of printing units, especially on cash registers : de en
  • DE678645C - Circuit arrangement for telecommunications, especially telephone systems : de en
  • DE678692C - Fixing device for attachable track climbing devices : de en
  • GB509562A - Improved device for fortuitously obtaining a score or scoring forecast or the like : en
  • US2166790A - Electrical device : en
  • US2166647A - Blower : en
  • USD115777S - Design for a portable flashlight : en
  • DE678555C - Circuit for electrically heated permanent hair wave devices that are connected to the mains using a transformer : de en
  • CA382780A - Reactance transformer : en fr
  • US2166415A - Weaver's loom : en
  • US2166528A - Can-filling machine : en
  • US2166814A - Excitation system for third harmonic interphase transformers : en
  • US2166103A - Art of treating fatty oils : en
  • CA382726A - Covering structure : en fr
  • US2166110A - Spectacles : en
  • US2166402A - Coupling : en
  • USD115783S - Design fob a brush back or similar : en
  • CA382719A - Motor control system : en fr
  • USD115812S - Design for an embroidered textile : en
  • USRE21156E - oakley : en
  • AU3585968A - Electronic musical instruments : en
  • CA382709A - Colour photography emulsion : en fr
  • GB509765A - Improvements in or relating to coin-freed game apparatus : en
  • GB510083A - Improvements in treating cellulosic materials : en
  • AU328238A - Improved construction of translucent bricks for incorporation in structures and for ornamentation or sign display purposes : en
  • DE678723C - Additional device for vacuum cleaner, consisting of a compressed air suction nozzle that can be connected to the vacuum cleaner : de en
  • FR844142A - Liquid fuel filter : en fr
  • FR844162A - Consistent grease and method of making it : en fr
  • AU107933B2 - Diode oscillators : en
  • DE678521C - Safety razor : de en
  • US2166494A - Circular warp loom : en
  • US2166170A - Slug-casting machine : en
  • USRE21152E - Margin-regulating stop : en
  • US2166456A - Carriage for vehicles moved principally in one direction : en
  • US2166771A - Clothes hanging apparatus : en
  • CA382779A - Borehole orienting apparatus : en fr
  • CA382696A - Television tube : en fr
  • GB509640A - Improvements in or relating to road vehicles : en
  • GB509788A - Improvements in machines for washing and screening sand, gravel, and the like : en
  • GR8355B - CRUDE OIL COMBUSTION APPLIANCE FOR FLAME PRODUCTION : el en
  • AU284938A - Method and apparatus for destructive distillation at low temperature : en
  • DE678681C - Storable arable weed killer : de en
  • FR844206A - Improvements to color embossed films and their processing methods : en fr
  • CA382681A - Fuel agglomerate manufacture : en fr
  • US2166267A - Suction cleaner headlight : en
  • US2166514A - Bathing trunks : en
  • US2166605A - Shaving implement : en
  • US2166550A - Making shaped casein plastics : en
  • CA382785A - Ticket machine : en fr
  • US2166459A - Cash register : en
  • US2166531A - Means for operating registers for fluid dispensing systems : en
  • AU107905B2 - Improvements in and connected with the switch gear of inter communicating telephones : en
  • AU107907B2 - Method and apparatus for destructive distillation at low temperature : en
  • CA382698A - Television tube : en fr
  • CA382749A - Fluid pressure braking system : en fr
  • DE678581C - Device in chamber furnaces for coal distillation : de en
  • FR844051A - Construction with brick walls and reinforced concrete reinforcing elements : en fr
  • GB509484A - Improvements in and apparatus for the manufacture and production of condensation products : en
  • US2166840A - Valve operating mechanism : en
  • US2166311A - Weedless bait : en
  • FR844019A - Locking for laterally moving parts in rotary reproducers or duplicators : en fr
  • CA382809A - Multiplying machine : en fr
  • DE678733C - Box-like support frame, open at the front, for stacking printing sets : de en
  • FR844157A - Improvements in the manufacture of textile fibers : en fr
  • DE678693C - Electrical insulating tape : de en
  • FR844022A - Process for polymerizing olefins : en fr
  • DE678596C - Arrangement for echo or feedback blocking : de en
  • DE678656C - Additional device to be connected to mouthpieces for vacuum cleaners : de en
  • CA382795A - Fluid fuel burner control system : en fr
  • US2166188A - Flash boiler : en
  • US2166367A - Process for the production of metallic screens : en
  • US2166148A - Photographic camera : en
  • US2166498A - Switching means : en
  • US2166137A - Electrical switching mechanism : en
  • US2166544A - Conversion of hydrocarbons : en
  • CA382728A - Sheet metal can body : en fr
  • AU339038A - Anew or improved method of constructing walls and forms for use in connexion therewith : en
  • US2166112A - Toy typewriter : en
  • CA382651A - Axial thrust ball bearing : en fr
  • AU138038A - Improvements in locking means for screw connections : en
  • AU282438A - Improved method of and apparatus forthe transmission of speech andother sounds : en
  • DE678578C - Stand-like winding device for the spring drive of vehicle toys : de en
  • GB509455A - Method of preparing water-soluble derivatives of the indole series : en
  • CA382806A - Valve and control : en fr
  • US2166545A - Electric switch : en
  • US2166400A - Apparatus for making mineral wool : en
  • US2166620A - Door hook mounting : en
  • DE678509C - Tilt balance : de en
  • US2166217A - Handbag : en
  • US2166272A - Sheet feeding apparatus : en
  • DE678599C - Process for the automatic resonance adjustment of electrical oscillation circuits : de en
  • AU112322B2 - Improvements in and relating to methods of producing hard-soldered or welded joints : en
  • CA382739A - Cutting method and apparatus : en fr
  • DE678549C - Self-springing connection terminal : de en
  • US2166352A - Shelf paper : en
  • US2166416A - Thresher : en
  • US2166787A - Hydrocarbon oil conversion : en
  • CA382713A - Screw blank and die : en fr
  • DE678737C - Thermostatically controlled injection valve for refrigeration systems : de en
  • DE678499C - Process for the production of Kuepen dyes of the anthraquinone acridone series : de en
  • DE678527C - Pit punch made of U-shaped profile iron : de en
  • GB509519A - Improvements in pistons for internal combustion engines : en
  • GR8369B - MANUFACTURE OF SEWERS AND OTHER TYPES : el en
  • AU107898B2 - Improved construction of translucent bricks for incorporation in structures and for ornamentation or sign display purposes : en
  • AU48438A - Improvements in or relating to television receiver arrangements : en
  • US2166665A - Apparatus for manufacturing compressed sanitary pads : en
  • US2166630A - Cabinet construction : en
  • US2166646A - Lighting fixture : en
  • US2166688A - Television apparatus : en
  • US2166315A - Detergent and preparation thereof : en
  • US2166907A - Ink pad for duplicating machines : en
  • US2166172A - Smoking pipe : en
  • USD115765S - Design fob a combined eabmuff dis : en
  • AU235138A - Shale distillation : en
  • DE678726C - Arrangement for ring roller presses : de en
  • DK56445C - Sieve box for self-cleaning threshers and other cleaning machines. : da en
  • GR8359B - CLAMPING SYSTEM IN ONE BUN OF A SCREW OF A PERON AND A KNIFE : el en
  • DE678746C - Compressed gas switch with disconnector connected in series : de en
  • DK56444C - Transport trolley for self-binding mowers. : da en
  • FR844285A - Sound damper support for machine parts : en fr
  • DE678706C - Fault display device for gyrocompass systems : de en
  • GB509796A - Improvements in the manufacture and production of condensation products : en
  • US2166114A - Variable displacement pump or motor : en
  • US2166477A - Combination wheel ramp and wheel jack : en
  • US2166381A - Confection machine : en
  • US2166282A - Electric lamp : en
  • AU488138A - Cooking apparatus, especially for gaseous and liquid fuels : en
  • CA382763A - Flax de-seeding and breaking apparatus : en fr
  • FR844171A - Improvements to liquid dosing dispensers : en fr
  • GB509685A - Improvements in and relating to valve devices for use with electric switches : en
  • US2166775A - Electronic amplifying coupler and system therefor : en
  • USD115824S - Design fob a fire extinguishing : en
  • US2166595A - Temperature compensated indicating : en
  • GB509579A - Improvements in screw-threading die-heads : en
  • AU107900B2 - Process for the manufacture of stable ammonium polysulphide solutions : en
  • FR844139A - Improvements to vehicle checkouts : en fr
  • GB509692A - Improvements in buttons : en
  • US2166254A - Combination electric fuse and circuit extension connector : en
  • US2166496A - Aluminum alloys : en
  • US2166639A - Coin collector apparatus : en
  • CA382744A - Image dissector : en fr
  • US2166897A - Spring socket for electric plug couplings : en
  • AU280038A - Improvements relating to machines for capping bottles andthe like : en
  • AU107906B2 - Method and apparatus for destructive distillation at low temperature : en
  • FR844281A - Device intended to modulate a carrier oscillation by photoelectric currents : en fr
  • DE678806C - Device for removing the shrinkage of textile fabrics : de en
  • FR844023A - Polymerization process : en fr
  • FR844100A - Improvements to fused electrical circuit breakers : en fr
  • GB509491A - Apparatus for mixing liquids and gases : en
  • FR844120A - Electrolytic apparatus for the production of a metal hydrate : en fr
  • GR8362B - METHOD FOR MANUFACTURING SALT MIXTURES CONTAINING FLUORINE FOR WOOD CONSERVATION : el en
  • DE678650C - Bushing insulator with a socket flange that can be rotated against the bushing wall : de en
  • GB509440A - Improved apparatus for use in the display of goods : en
  • GB509668A - Bobbin changing device for winding frames having stub spindles : en
  • CA382761A - Full fashioned hosiery knitting machine : en fr
  • FR844268A - Hunting device : en fr
  • US2166294A - Fabric cleaning apparatus : en
  • US2166390A - Relief valve : en
  • DE678787C - Device for filling sugary, viscous and syrupy masses : de en
  • AU107899B2 - Improvements in or relating to method and machine for forming hollow bodies such as containers from paper or like material : en
  • AU112361B2 - Improvements in safety devices for securing locks, bolts andthe like : en
  • GB509717A - Improvements in or relating to laminated disc brakes : en
  • GB509797A - Improvements relating to window blinds : en
  • FR844084A - Radius modulator instrument, particularly intended for telephony by light beams : en fr
  • US2166732A - Potato planter : en
  • US2166878A - Photographic enlarging easel : en
  • DE678625C - Device for the production of fine powders from substances that are solid at room temperature : de en
  • DE678659C - Device for dust-free removal of ash from ovens and stoves : de en
  • DE678753C - Sealing strips : de en
  • US2166655A - Rail bond : en
  • US2166818A - Motor design sign with electric bulbs : en
  • US2166849A - Oil-feeding device for gas generators : en
  • DE678608C - Display device on a vacuum cleaner : de en
  • DE659704C - Photographic camera with electric light meter : de en
  • US2166537A - Tobacco pipe : en
  • DE678456C - Process for the production of photographic or cinematographic images with and without sound recordings, in which dye images are combined with a silver image : de en
  • GB509499A - Plate clutches : en
  • US2166336A - Braiding machine carrier : en
  • US2166555A - Circuit breaker : en
  • GB509790A - A process for dyeing and printing mixtures of cotton and regenerated cellulose : en
  • US2166255A - Stepladder : en
  • GB509734A - Improvements in or relating to coaster hubs for cycles : en
  • GB509631A - Improvements in or relating to garden lights and the like : en
  • FR49785E - Improved method for conveying yarns, filaments or the like : en fr
  • FR844282A - Hydraulic gear shift mechanism : en fr
  • GB509500A - Improvements in or relating to earthing devices for high frequency radio apparatus : en
  • CA382767A - Pulp density regulator : en fr
  • DE678498C - Process for the production of water-insoluble azo dyes : de en
  • US2166425A - Collar : en
  • US2166745A - Screen control : en
  • CA382788A - Railway bootleg : en fr
  • US2166796A - Insulated conductor : en
  • US2166766A - Display card : en
  • FR844131A - Improvements to devices generating electrical oscillations for medical treatments : en fr
  • FR844296A - Method and apparatus for the dry powder reduction of vegetables containing starch : en fr
  • FR844107A - heat exchanger for fluids : en fr
  • GB509464A - Improvements in or relating to vapour electric discharge devices : en
  • US2166470A - Support-engaging base for display devices : en
  • USD115826S - Design fob a combination kitchen : en
  • GB509632A - Appliances for playing a table game : en
  • FR844096A - Improvements in the process and in the means for manufacturing, by rolling a strip of metal, gutter-shaped sections or other similar sections : en fr
  • FR844275A - Improvements in the manufacture of so-called crumplable stencils : en fr
  • FR844053A - : fr
  • FR844246A - Metallic paper : en fr
  • US2166474A - Hose supporter grip and attaching means therefor : en
  • GB509540A - A process for producing isobutane from normal butane : en
  • CA382710A - Photographic emulsion reversal development : en fr
  • US2166720A - Fuel mixing device : en
  • USD115766S - Design for an electrically illumin- : en
  • US2166641A - Mounting frame for photographs and the like : en
  • GB509725A - Improvements in or relating to driving means for advertising apparatus and the like : en
  • DE678784C - Device for freezing food : de en
  • GB509799A - Improvements in and relating to prismatic glassware : en
  • CA382754A - Sausage linking gauge : en fr
  • US2166231A - Burner for liquid fuels : en
  • US2166366A - Means and method of producing metallic screens : en
  • US2166661A - Insecticides and methods of making same : en
  • DE678541C - Process for the production of complex, water-soluble gold compounds from albumose-like keratin breakdown products containing sulfhydryl groups : de en
  • FR49754E - Device for fixing stencils in duplicators : en fr
  • USRE21153E - Frequency conversion system : en
  • GB509610A - Improvements relating to the control of induction electric motors : en
  • FR844274A - Grinding machine, fully automatic : en fr
  • US2166804A - Braking system : en
  • US2166561A - Lettuce-handling apparatus : en
  • US2166827A - Capacitor circuit : en
  • DE678754C - Container for removing dental drills : de en
  • FR844191A - Toilet comb with removable teeth : en fr
  • GB509612A - Improvements in needles for weaving looms : en
  • US2166829A - Conversion of hydrocarbon oils : en
  • US2166601A - Time controlled radio switch : en
  • US2166926A - Packing and insulating material : en
  • FR844003A - Heating oil or similar liquids : en fr
  • FR844156A - Water-insoluble azo dyes and process for their preparation : en fr
  • FR844209A - Improvements to volumetric liquid meter installations : en fr
  • GB509439A - Improvements relating to shelters or buildings for use in the event of warfare : en
  • GB509577A - Electro galvanising process for depositing zinc coatings : en
  • USD115754S - Design for a goblet or similar : en
  • DE678573C - Copier with constant exposure time and constant built-in comparison light source : de en
  • DE678617C - Drum brake with two or more brake segments : de en
  • DE678666C - Wind mechanism with planetary gear : de en
  • DE678704C - Removable support device for horizontal Heizkoerperabdeckplatten : de en
  • IE15857L - Streamlined rear-engined automobiles : en
  • US2166247A - Electro-optical transmission system : en
  • USD115795S - Design for a shower head : en
  • US2166869A - Tire chain clamp : en
  • USD115739S - Design for a goblet or similar : en
  • AU466638A - Improvements in compressed air engines for operating vehicle doors andthe like : en
  • CA382775A - Electrode structure : en fr
  • US2166350A - Device and method for attaching continuous zipper or slide fastener tapes to continuous strips of fabric : en
  • US2166482A - Device for working on the soles of footwear : en
  • US2166590A - Electric circuit breaker : en
  • FR844033A - Manufacture of artificial products from viscose : en fr
  • DE678586C - Process for the production of photographic dye images in continuously tinted layers containing photographic silver images : de en
  • FR844126A - Method and material for the formation in soil of cement concrete piles for foundations : en fr
  • FR844071A - Selenium cell : en fr
  • FR844200A - Fluid flow rate control device : en fr
  • USD115793S - Design fob a vibrator : en
  • FR844128A - Toothbrush and dentures : en fr
  • GB509735A - Breech closing and firing device for automatic firearms : en