• DE592518C - Device for the spectroscopic investigation of substances that have evaporated in an electrical discharge and caused to glow : de en
  • FR759658A - film case, especially for narrow cinematic film strips : en fr
  • GB405351A - Improvements in and relating to contractible and expansible well packers : en
  • DE549096C - Process for pasteurizing liquids, especially milk : de en
  • US1945954A - Sealing machine : en
  • US1945963A - Pectin preparation : en
  • US1946421A - Positioning means for drilling machines : en
  • FR759575A - Fuel-saving automatic additional air intake for internal combustion engines : en fr
  • DE592378C - Selective protection system for distribution networks : de en
  • DE592418C - Obtaining beryllium hydroxide from aqueous sodium beryllium fluoride solution : de en
  • FR759640A - Color selection process for reproduction of polychrome designs : en fr
  • US1946009A - Windshield cleaner : en
  • US1946294A - Means of power transmission : en
  • US1946069A - Magnesium base die casting alloys : en
  • US1946452A - Glassware conveyer : en
  • FR759560A - Liquid measuring device : en fr
  • FR759609A - Process for the treatment of minerals or sulfoaluminum salts : en fr
  • DE592268C - Tiller with knife-shaped picks that can be exchanged for hook-shaped picks : de en
  • US1945722A - Method of and apparatus for producing motion pictures : en
  • FR43063E - Refinement with combs and brushes : en fr
  • FR759818A - Internal combustion and injection engine with air tank : en fr
  • US1946289A - Multiple speed motor : en
  • FR759579A - Process and apparatus for the treatment of drainages : en fr
  • FR759809A - Abdominal belt : en fr
  • FR759830A - Device for cleaning and disinfection of containers used in a cycle of operations for the transport of materials : en fr
  • DE543121C - Compression refrigeration machine : de en
  • GB405546A - An appliance for use by swimmers : en
  • FR759753A - Box or container for sugar or similar powder : en fr
  • US1945534A - Method of producing reactions with silica and products thereof : en
  • US1946272A - Cleansing composition : en
  • DE592412C - Turntable press : de en
  • US1945970A - Loose leaf binder : en
  • US1946434A - Electric cigar lighter : en
  • US1946013A - Plural deck vehicle body : en
  • DE592342C - Triggering device for the storage devices of looms : de en
  • AT136526B - Collector bracket with grinding surfaces made of carbon and metal. : de en
  • AT136538B - Welding sheet. : de en
  • GB405557A - Machine for removing burrs from wool and hair on skins and hides : en
  • DE1290513U - : de en
  • DE592471C - Lever punch with toothed segment drive : de en
  • GB405587A - Steam developing device for flat-irons : en
  • FR759541A - Improvements to fast planes : en fr
  • GB405466A - : en
  • GB405629A - Manufacture of salts of organic arsonic acids : en
  • US1946387A - Apparatus for varying the pitch of aeroplane propeller blades : en
  • CA339154A - Buckle : en fr
  • FR759844A - Improvements to electric lighting systems applied to photographic photography : en fr
  • GB405442A - Improvements in and relating to wardrobe trunks : en
  • FR759620A - Improvements to the manufacturing processes applicable in particular to quick-release fittings for pressurized fluid conduits : en fr
  • GB405564A - Improvements in and relating to oiling devices for machines for grinding lenses individually : en
  • CA339133A - Fuse plug : en fr
  • US1946404A - Reproduction of sound from sound film records : en
  • FR759782A - Mine operating machine : en fr
  • GB405549A - An improved atomising device for liquid-fuel burners : en
  • GB405590A - Improvements in safety razors : en
  • US1946120A - Mechanism for automatically measuring coke by volume : en
  • US1946409A - Bearing of axles and shafts : en
  • USD91454S - Design for a casing for a portable : en
  • GB405384A - Improvements in or relating to valve gear of internal combustion engines : en
  • GB405461A - Pipe flange connection : en
  • DE592509C - Circuit for reverse relay in AC distribution networks : de en
  • AT136476B - Electric horn. : de en
  • FR759735A - Mounting method of two electronic lamps with galvanic coupling : en fr
  • US1945521A - Motor fuel stabilization : en
  • US1946394A - Reed moving mechanism : en
  • GB405492A - Process for increasing the moistening power of mercerising solutions : en
  • US1945730A - Painting instrument : en
  • US1946154A - Transmission for automobiles : en
  • USD91470S - Design for a writing instrument : en
  • FR759515A - Relay control device, for operating any shutter device : en fr
  • DE592202C - Process for the preparation of amino derivatives of anthracenes, anthraquinones or other fused ring-shaped compounds : de en
  • DE592369C - Hand folding device : de en
  • GB405370A - Improvements in and relating to erasing devices : en
  • US1945712A - Hoist : en
  • US1946360A - Dipping machine : en
  • US1946412A - Fluid pressure actuated alarm device : en
  • FR759730A - Improvements made to windows with sliding and balanced elements, in particular hung windows : en fr
  • DE592513C - Switching arrangement to prevent equalization currents in the windings of an asymmetrically controllable polyphase transformer, which are connected in closed or open polygon : de en
  • GB405948A - Improvements in or relating to gas burners : en
  • US1946032A - Brake : en
  • FR759674A - Lighter : en fr
  • DE592416C - Process for the uninterrupted multiple drawing of wires : de en
  • FR759633A - Improvements in the refining of mineral oils and in the manufacture of lubricating oils : en fr
  • GB405559A - Improvements in and relating to spark plugs : en
  • CA339238A - White cast iron processing : en fr
  • FR759586A - Improvements to hydraulic motion transmission devices : en fr
  • US1945763A - Piston ring : en
  • US1946074A - Radiator shell : en
  • AU1112733A - Improvements in or relating to thermionic valves : en
  • GB405560A - Improvements in kitchen-ranges or the like operating with fuel oil gas burners : en
  • US1946246A - Indicator for electrical heating appliances : en
  • US1946331A - Insulated electrical conductor : en
  • FR759747A - Improvements to brake cylinders for compressed fluid braking systems : en fr
  • FR759838A - Device for fuel injection in internal combustion engines : en fr
  • GB405456A - Improvements in the manufacture of steel : en
  • FR759625A - Balanced amplifiers : en fr
  • US1945814A - Synchronous frequency detection system : en
  • AT136415B - Skill game. : de en
  • FR759820A - Movement transmission device, in particular for heat engines : en fr
  • GB405567A - Improvements in road vehicles with loading gear : en
  • US1946111A - Cream separator : en
  • DE592255C - Plant for the production of pottery : de en
  • GB405341A - Improvements in side-car attachments for cycles and the like : en
  • AU1109633A - Improvements in or relating to machines for. coating parts of or for boots or shoes : en
  • CA339141A - Gas reaction device : en fr
  • AT136467B - Clamp for holding pieces of fabric. : de en
  • AU992332A - Improvements in machines for concentrating ores and amalgamating gold-ores : en
  • US1946214A - Drill : en
  • US1946244A - Baking form : en
  • US1946129A - Noiseless propeller blade for aircraft : en
  • US1946098A - Sound wave producing device : en
  • US1946425A - Sanitary napkin : en
  • DE592262C - Circulating hammer device : de en
  • DE592310C - Process for the production of synthetic resin suspensions : de en
  • CA339179A - Chute : en fr
  • CA339191A - Electric device handle and housing : en fr
  • FR759673A - Safety pinout for newspapers and magazines : en fr
  • FR759728A - Improvements to static converters of electrical energy : en fr
  • DK48362C - Saddle for Bicycles, Motorcycles and the like. : da en
  • FR759790A - Brake pads : en fr
  • US1946274A - Method of signaling : en
  • FR759804A - Luminescent material : en fr
  • DE545504C - Centrifugal compressor for compression refrigeration machines : de en
  • DE592288C - Card holder for relay cards : de en
  • DE592496C - Process for the decomposition of multiple salts consisting of alkali sulphates and calcium sulphate : de en
  • GB405532A - Improvements relating to the stabilisation of peroxide solutions : en
  • US1945909A - Film gate : en
  • US1946266A - Float tank bulb : en
  • GB405427A - An improved grinding or honing tool for piston pin and like bearings : en
  • US1945994A - Piston : en
  • US1946236A - Lubricated valve : en
  • GB405522A - Improvements in and relating to articles of wearing apparel and means for attaching articles thereto : en
  • US1945663A - Multiple spindle lathe : en
  • US1946060A - Motor vehicle : en
  • US1946383A - Quick generating torch : en
  • US1945791A - Intercone mill : en
  • US1945872A - Collapsible tube closure : en
  • US1945894A - Typewriting machine : en
  • CA339294A - Textile material : en fr
  • US1945671A - Plate-locking mechanism : en
  • FR759826A - Double row roller bearing : en fr
  • FR43067E - Removable stitching and binding system : en fr
  • US1945750A - Luminous discharge device : en
  • FR43097E - Low profile jack for automobiles and other uses : en fr
  • US1945555A - Hand-operated suction and pressure pump for lubricating purposes : en
  • US1946152A - Protecting aluminum from corrosion : en
  • US1945518A - Road working machine : en
  • US1945989A - Electrically controlled clock : en
  • US1946408A - Fuselage joint : en
  • US1946454A - Fluid-motor deep well pump : en
  • US1945576A - Treatment of rubber : en
  • US1945875A - Folding berth : en
  • DE592389C - Centrifugal friction clutch : de en
  • US1945959A - Treatment of yarn : en
  • GB405324A - Improvements in sealing tumblers, jars, cans and like containers : en
  • AT136472B - Slot machine. : de en
  • AT136497B - Electric discharge tube. : de en
  • DE592551C - Arrangement for monitoring electrical networks that are not solidly earthed : de en
  • FR759813A - Improvements to variable speed and automatically controlled transmissions, particularly those for motor vehicles : en fr
  • DE592588C - Device for picking typewriter levers : de en
  • US1946260A - Stripe painting machine : en
  • FR759593A - : fr
  • GB405346A - Improvements in spray carburettors for internal combustion engines : en
  • DK48364C - Device by stair railing. : da en
  • US1945859A - Metal door saddle : en
  • US1945528A - Lighting system for automotive vehicles : en
  • US1945525A - Frequency changing system for high frequency signaling apparatus : en
  • US1945952A - Radio range finder : en
  • US1946141A - Wrapping paper : en
  • US1945987A - Drafting device or utility : en
  • FR759608A - New improved vegetable grater : en fr
  • FR759636A - Fast acting vibrating regulator for constant intensity or constant voltage of the current delivered by the generators : en fr
  • GB405517A - Improved thermionic valve coupling arrangement for obtaining uniform amplification and selectivity over a large frequency range in wireless reception : en
  • US1945580A - Collapsible rocking and reclining chair : en
  • US1945676A - Process of producing printing surfaces : en
  • DE592454C - Device for the treatment of inguinal hernias : de en
  • FR759729A - Dust extractor : en fr
  • GB405323A - Cylinder grinding tool : en
  • US1945619A - Installation for recooling the cooling air in circulating air cooling installations : en
  • US1946373A - Bat : en
  • DE592297C - Ice cream machine : de en
  • AU1110533A - An improved advertising device : en
  • DK48355C - Garage facilities. : da en
  • DK48336C - Combined Fertilizer Seeder and Wheel Cleaner. : da en
  • US1945927A - Mailing sheet : en
  • AT136428B - Tubular tire with zipper. : de en
  • AT136513B - Device for measuring earth resistance. : de en
  • CA339268A - Motor benzol product : en fr
  • CA339271A - Hydrocarbon oil dewaxing composition : en fr
  • AT136429B - Lining for wood screws, especially sleeper screws. : de en
  • FR759660A - light scale : en fr
  • FR759792A - Single diaphragm gas meter with cylindrical casing : en fr
  • GB405626A - Improvements in or relating to the decortication of the leaves and/or stalks of fibre bearing plants and to the mechanical treatment of decorticated fibres : en
  • CA339290A - Signal device : en fr
  • US1945582A - Self-sharpening lawn mower : en
  • US1945901A - Distributor for hydraulic reversing turbines : en
  • CA339255A - Audio amplifier control : en fr
  • FR759528A - Device allowing the manipulation, without variation of the absorbed power, of a radiotelegraph transmitter : en fr
  • DE592452C - Process for the production of a stocking in one operation on the flat weft knitting machine : de en
  • FR43082E - Simplified control device of the type of planetary gear reducer : en fr
  • FR759680A - Simplified differential movement for looms and other machines : en fr
  • FR759787A - New manufacturing process for mechanical lace with carted tulle background and special mat : en fr
  • GB405465A - Improvements in or relating to motor control systems for electrically driven vehicles : en
  • DE592322C - Rotatable polishing bench : de en
  • DE592428C - Heat meter : de en
  • DE592507C - Switching device that responds when a small current value occurs in a load circuit : de en
  • AU1109833A - Improvements in heat treatment of iron alloys : en
  • FR759690A - Cellulose manufacturing process : en fr
  • AT136450B - Pilot burners for gas appliances. : de en
  • AT136493B - Electrode arrangement for medical treatment in the capacitor field of electrical oscillations. : de en
  • CA339140A - Pipe joint : en fr
  • GB405437A - Device for the regulation and the measurement of the calorific power of gases or mixtures of gases : en
  • US1946187A - Remote control apparatus : en
  • AU1569533A - An improved sand modelling mould : en
  • AT136539B - Starting device for engine cars. : de en
  • CA339177A - Bolt and nut : en fr
  • US1946448A - Railroad crossing structure : en
  • DE592334C - Clamp on tubular frames of motor vehicles for attaching a jack : de en
  • US1946190A - Cable : en
  • US1945560A - Method of gluing laminated panels : en
  • US1946046A - Stoker : en
  • US1946031A - Liquid heater : en
  • DE592488C - Bung ring attachment to iron barrels : de en
  • US1946386A - Drier : en
  • USRE19069E - Stop mechanism fob knitting : en
  • US1946122A - Truss wheel construction : en
  • US1946293A - Means of power transmission : en
  • GB405556A - A process for the manufacture of ammonium sulphate : en
  • DE592508C - Distance-dependent stimulus link : de en
  • US1945747A - Garment : en
  • US1946146A - Inorganic insulation for electrical sheets : en
  • US1946450A - Production of metal castings : en
  • US1945849A - Automatic measuring and dispensing device : en
  • US1946080A - Alkylolamine derivatives of aliphatic acids : en
  • US1945698A - Aircraft training and sport apparatus : en
  • GB405616A - Improvements in and connected with the dry-quenching of coke from retort benches andcoke ovens : en
  • US1946064A - Lubricating device : en
  • US1945543A - Hydraulic fluid : en
  • US1945579A - Edge curling machine : en
  • AT136524B - Gas mask. : de en
  • US1945839A - Filtering apparatus : en
  • USD91468S - Design fok a store front : en
  • US1945554A - Siphon lubricator for suction and pressure lubrication : en
  • US1945653A - Alloy : en
  • US1945869A - Bituminous paint and method of making the same : en
  • US1946073A - Wiper blade and mounting : en
  • US1946415A - Process for the continuous separation of nitroglycerine and residuary acid : en
  • DE592460C - Ventilation device on multi-leaf sliding windows : de en
  • DE592556C - Mixing device driven by an electric motor for dental amalgams : de en
  • FR759759A - Manufacturing process of intermediate products for dyes : en fr
  • FR759774A - Improvements to advertising devices : en fr
  • GB405423A - Improvements in toy aeroplanes propelled by the rider : en
  • US1945591A - Electrical distribution system : en
  • US1945608A - Constant pressure reaction gas turbine : en
  • FR759816A - Improvements in the treatment of artificial silk : en fr
  • US1945581A - Oil refining : en
  • DE592429C - Eternal oil saving lamp : de en
  • FR759776A - Call dial : en fr
  • AT136547B - Ski wax plate. : de en
  • US1946020A - Apparatus for producing anhydrous ethyl alcohol directly from mashes and the like : en
  • AU1463433A - Process of and apparatus for controlling the vacuum in combined pasteurisers and deodorisers : en
  • US1945556A - Hand-operated high pressure grease gun : en
  • US1945639A - Discharge tube : en
  • US1946297A - Alternating current control apparatus : en
  • US1946307A - Carrier conveyer system : en
  • US1945616A - Dental device : en
  • US1946124A - Neutral adsorbent and process of making same : en
  • DE592563C - Film cassette : de en
  • FR759522A - Process and devices for the direct preparation under pressure of hydrogen or other gases : en fr
  • AT136439B - Incandescent steam burner. : de en
  • GB405536A - Method of and apparatus for dovetailing articles of wood : en
  • CA339171A - Jig-saw puzzle separating machine : en fr
  • DE592567C - Process for regenerating base exchangers : de en
  • US1945716A - Record control for recording machines : en
  • US1945844A - Golf club : en
  • US1946433A - Box : en
  • DE592349C - Circuit arrangement for securing the load equilibrium between two or more parallel working anodes of grid-controlled arc rectifiers : de en
  • GB405568A - Vehicle or motor vehicles having adjustable shelves for transporting standardized containers : en
  • US1945805A - Cigar, cigarette, or the like receptacle : en
  • CA339274A - Printed form feeding and aligning mechanism : en fr
  • FR759685A - Improvements to shirts and collars : en fr
  • GB405636A - Improvements in water-closets : en
  • US1945773A - Drawer partition : en
  • DK48337C - Apparatus for continuous churning of butter or the like and for emulsifying fats or the like. : da en
  • DE592477C - Cinema camera : de en
  • FR759687A - Motor vehicle equipped with load wheels and tracks : en fr
  • FR759760A - Light source giving white light and consisting of several luminescent tubes of different colors : en fr
  • DE588089C - Method and device for the production of mixed gas from finely atomized liquid fuels : de en
  • DK48335C - Scooters for agricultural implements, such as plows, cultivators and the like. : da en
  • GB405623A - Improvements in high frequency inductance devices : en
  • GB405409A - Improvements in or relating to bearings : en
  • FR759556A - Improvements to glass tempering installations : en fr
  • GB405358A - Improvements in signal simulating or generating means for use in testing radio receivers or the like : en
  • FR759767A - Improvements in oil treatment : en fr
  • GB405552A - Improvements in or relating to means for packing axle bearings : en
  • GB405566A - Improvements in and relating to electric welding machines : en
  • FR759712A - Apparatus for teaching cosmography : en fr
  • US1945537A - Artificial fabric : en
  • US1945629A - Wired radio broadcasting system : en
  • US1946061A - Method of making webs for brake shoes : en
  • DE592266C - Electromagnetic contactor operated by means of a push button : de en
  • DE592300C - Rail connection for field railways by means of hook straps : de en
  • US1946123A - Rail lubricator : en
  • GB405414A - Improvements in and relating to oil burning stoves and heaters : en
  • US1946128A - Automatic cord take-up and pay-out device for electric lamps : en
  • CA339289A - Thermostatic control : en fr
  • FR43090E - heat exchanger with assembled radiator elements : en fr
  • DE592502C - Control for electric trains consisting of several railcars : de en
  • DE592520C - Magnetic igniter for single or double ignition : de en
  • US1946022A - Clean out mechanism for fruit treating apparatus : en
  • US1946195A - Purification of organic fluorine compounds : en
  • FR759788A - New antenna of t. s. f. insulated for outdoor installations, on vehicles or ships : en fr
  • GB405985A - An improved power-driven wheel for a vehicle : en
  • US1945864A - Heel lift machine : en
  • US1946177A - Clutching mechanism : en
  • US1946352A - Pushing and pulling implement : en
  • CA339132A - Candlestick : en fr
  • US1945567A - Ultra-violet light luminair : en
  • CA339144A - Auxiliary railway car door : en fr
  • US1945758A - Fruit dumping method and apparatus : en
  • GB405603A - Improvements in or relating to printing compositions : en
  • US1945762A - Sole-affixing machine : en
  • US1945852A - Device for producing smoke rings : en
  • DE592363C - Automatic brush cleaning machine : de en
  • DE592570C - Device for automatic regulation of the belt slack in pull-through ovens : de en
  • GB405969A - Improvements in portable seats : en
  • DE592434C - Process for the production of pushers, in particular door pushers : de en
  • DE592526C - Identification of the protective paper strip of photographic roll films : de en
  • US1945713A - Compass : en
  • US1945995A - Bowl : en
  • US1945918A - Method for manufacturing molasses feed : en
  • AT136417B - Containers for ashes, waste, etc. like : de en
  • US1946334A - Respirator : en
  • DE592495C - Device for compacting fine material, in particular fine coal : de en
  • DE592305C - Loop isolator chain with loops made of two massive stirrups each, the reinforced ends of which are hooked in pairs into recesses in a connecting piece : de en
  • FR759631A - Light switch with intermittent light exposure of the light sensitive electric cell : en fr
  • FR759796A - Liquid fuel heating or lighting device : en fr
  • FR759848A - Rear light for bicycles or other similar vehicles : en fr
  • AT136548B - Corn cob defoliation machine. : de en
  • CA339186A - Locomotive rigging : en fr
  • CA339254A - Combined volume and tone control : en fr
  • AT136446B - Roller conveyor. : de en
  • AT136483B - Band filter. : de en
  • DE592499C - Automatic brake adjustment device for railway and motor vehicles : de en
  • FR759514A - Locking device for controlling shutters in a given order : en fr
  • CA339279A - Filling and capping machine : en fr
  • FR759544A - Motor mounting device : en fr
  • GB405378A - Improvements in lock-stitch sewing machines : en
  • US1945593A - Printing machine for linoleum, textiles, and the like : en
  • DK48359C - Oil-fired Boiler for Heating Systems. : da en
  • FR759596A - Air dryer : en fr
  • AT136522B - Rail connection for rail joints and process for their production. : de en
  • DE592491C - Device for pulling trash cans from the basement into the open : de en
  • FR759711A - Intermittent rinsing device in particular for water closets, public urinals or others : en fr
  • US1945774A - Pump jack : en
  • US1945803A - Cement : en
  • US1945512A - Lubrication : en
  • US1945870A - Spark plug-flash ignition type : en
  • CA339156A - Door panel fastener : en fr
  • US1946007A - Golf club : en
  • US1946096A - Treatment of hydrocarbon oils : en
  • US1946115A - Method of producing 3-menthone : en
  • US1945701A - Spray device : en
  • US1945876A - Rotary machine : en
  • CA339288A - Sign : en fr
  • US1945563A - Concrete tamping apparatus : en
  • US1945615A - Lubricating oil : en
  • US1945624A - Taped paper board : en
  • US1945587A - Lift truck : en
  • DE592410C - Diorama that narrows to the background and can be dismantled : de en
  • CA339266A - Railway car stabilizer : en fr
  • US1946049A - Plate girder : en
  • FR43066E - Improvements to safety hooks for lifting equipment : en fr
  • US1945623A - Electrodeposition of alkaline earth metal compounds on metal : en
  • AT136473B - Musical instrument for electrical sound reproduction. : de en
  • CA339214A - Vapour lamp : en fr
  • US1945822A - Method and apparatus for measuring viscosity : en
  • FR43096E - Process for preparing dyes : en fr
  • US1945647A - Method of making wire wheels : en
  • USD91469S - Design fob a radiocabinet : en
  • AT136444B - Device for regulating furnaces for liquid fuels. : de en
  • AT136453B - Feedback circuit diagram. : de en
  • CA339283A - Electron discharge device : en fr
  • CA339292A - Staple fibre opening apparatus : en fr
  • US1945604A - Hydrocarbon oil conversion : en
  • DE592522C - Spool housing with thread tension leaf spring for sewing machines : de en
  • US1945680A - Hydraulic four-way valve : en
  • US1946380A - Timer : en
  • CA339149A - Printing machine : en fr
  • US1946345A - Process for preparing lobelia alkaloids, their derivatives and allied compounds : en
  • DE592430C - Winch for cutting machines : de en
  • GB405333A - Improvements in or relating to cinematograph cameras : en
  • GB405413A - Improvements in or relating to sliding roofs for vehicles : en
  • US1946221A - Boiler feed water heating plant : en
  • US1945757A - Apparatus for controlling the flow of fluids : en
  • US1946418A - Support for concrete reenforcing steel : en
  • US1945756A - Paper folding machine : en
  • AT136420B - Dry fire extinguishers. : de en
  • US1945546A - Oscillator : en
  • US1945847A - Typewriting machine : en
  • US1946068A - Method of treating polyhalite : en
  • US1946182A - Apparatus and method of utilizing energy normally wasted in reducing the pressure of fluids : en
  • USD91464S - Design for a combined stove top : en
  • AT136481B - Process for the production of palatal plates. : de en
  • AU1128333A - Nonslippery terrazzo, cement andthe like floors and steps and method of preparing thesame : en
  • AT136412B - Ski edge fitting. : de en
  • CA339195A - Colour cinematography : en fr
  • CA339208A - Electrical device : en fr
  • US1945547A - Oscillation generation : en
  • US1946106A - Connecter : en
  • CA339262A - Channel structure : en fr
  • US1945992A - Automatic power press : en
  • CA339216A - Foil and film manufacture : en fr
  • USD91455S - Design for a plate ob similar article : en
  • AT136438B - Metal cap with longitudinally grooved jacket for corks. : de en
  • DE547194C - Air suspension, in particular for motor vehicles : de en
  • DE592346C - Switching arrangement for heating several glow cathode tubes from batteries : de en
  • DE592610C - Process for the production of a stocking on the flat weft knitting machine : de en
  • GB405426A - An improved mounting for the steering road wheel or wheels of motor vehicles : en
  • AT136527B - Device on pipes for generating a rotary movement of the medium flowing through. : de en
  • US1945634A - Process of separating gas mixtures : en
  • AT136528B - Inside reflector. : de en
  • US1945837A - Remote control apparatus : en
  • AT136421B - Ring plate for the stove hole in economy stoves. : de en
  • AT136425B - Switching device for gear change transmissions, in particular for motor vehicles. : de en
  • DE572042C - Closing sign for long timber carts or the like. : de en
  • DE592456C - Method and device for the production of centrifugally cast hollow bodies : de en
  • US1945594A - Method of and apparatus for manufacturing tubing : en
  • US1946411A - Apparatus for blowing bottles and other similar hollow bodies made of glass : en
  • AT136409B - Ashtray. : de en
  • US1945541A - Electric fuse : en
  • US1945743A - Vending machine : en
  • US1946163A - Filter : en
  • AT136474B - Work stand for shoemakers. : de en
  • GB405387A - Improvements in or relating to steam super-heaters : en
  • DE592314C - Detachable pad for hernia bandages : de en
  • FR759724A - Mechanical transmission of force : en fr
  • GB405391A - Improvements in and relating to the treatment of alkaline-earth carbonates : en
  • US1945706A - Thermostat : en
  • DE592481C - Device for cleaning a tap provided with a stopcock of beer pressure devices : de en
  • FR759663A - Combustion chamber for cylinder head : en fr
  • US1945572A - Screen holder : en
  • US1945515A - Vacuum brake system for automotive vehicles : en
  • US1945540A - Electric fuse : en
  • US1945709A - Method and means for insulating electric conductors : en
  • US1945935A - Apparatus for making embossing cylinders : en
  • US1946403A - Cultivator : en
  • AT136426B - Gas mask. : de en
  • CA339280A - Telephone exchange system : en fr
  • AT136413B - Ski binding. : de en
  • DE592284C - Heating device : de en
  • FR759691A - Process for the preparation of high value asphalt : en fr
  • GB405592A - Sheet-metal case for conveying bottles in an upright position : en
  • US1946169A - Sash construction : en
  • CA339180A - Internal combustion engine : en fr
  • DE592419C - Paper trolley switching device on typewriters : de en
  • FR759555A - Respirator mask protecting against war gases and noxious gases : en fr
  • US1945550A - Method for generating combustible gas : en
  • US1945936A - Hair waving applicator : en
  • US1946109A - Production of catalysts : en
  • US1945662A - Loading and unloading mechanism for machine tools : en
  • US1946463A - Process and apparatus for converting oils : en
  • US1945527A - Ignition circuit and other lock : en
  • US1945548A - Radiant heat superheater : en
  • US1945862A - Manufacture of paper pulp : en
  • CA339199A - Covering material decorating apparatus : en fr
  • CA339244A - Coin freed delivery machine : en fr
  • CA339295A - Yarn and fabric : en fr
  • US1945953A - Votive light tumbler : en
  • US1946444A - Apparatus for waving hair : en
  • DE592396C - Fourdrinier paper machine for the production of multiple papers : de en
  • FR759576A - Improvements to individual or collective breathing apparatus : en fr
  • DE592360C - Blow pack machine with cell drum : de en
  • GB405435A - Improvements in or relating to containers for loading coils : en
  • AU1119033A - Improvements in or relating to super-regenerative circuit arrangements : en
  • CA339277A - Woven wire screen : en fr
  • US1946170A - Sheet or strip feeding mechanism : en
  • US1946401A - Shirt : en
  • US1945933A - Process for the manufacture of diaphragms adapted for use in physical or like apparatus : en
  • CA339231A - Vented rubber article : en fr
  • US1945982A - Manufacture of hollow glassware : en
  • DE592445C - Electric lamp with power source and self-actuating and manually operated switch arranged in the lamp base : de en
  • US1945793A - Wheel hub assembly : en
  • US1946384A - Electric lock : en
  • AT136470B - Film cassette. : de en
  • FR759681A - Advanced root cutter : en fr
  • AU1234933A - Improvements in machines for concentrating ores and amalgamating gold ores : en
  • GB405547A - Improvements in or relating to the manufacture of staves for barrels and casks : en
  • US1945703A - Paper-cutting machine : en
  • US1945973A - Vacuum producing equipment : en
  • AU985232A - New or improved composition for moulding, structural, and other uses and process of manufacture : en
  • FR759592A - Tire improvement : en fr
  • FR759623A - Interchangeable additional tool combined with a gardening rake : en fr
  • CA339173A - Coal processing : en fr
  • DE586031C - Binoculars associated with a photographic camera : de en
  • DE592601C - Automatic switching device for electric motors : de en
  • US1946395A - Shoe-shine recorder : en
  • US1946422A - Coaster wagon : en
  • US1946101A - Brake testing structure : en
  • US1945610A - Protective system for synchronous motors : en
  • CA339131A - Casein solution : en fr
  • AT136542B - Roller bearing. : de en
  • CA339209A - Electrical switching apparatus : en fr
  • US1945996A - Driving arrangement for shuttles, especially loop shuttles : en
  • US1946332A - Dressing, sizing, and softening oil : en
  • US1946439A - Centrifugal pump bearing : en
  • AT136546B - Dennicotinization insert for cigarette and cigar holders, tobacco pipes or the like. : de en
  • US1945510A - Method of and mechanism for forming hardened steel : en
  • US1946320A - Automatic chock for automobile lifts : en
  • US1946366A - Means for lubrication : en
  • GB405306A - Improvements in the manufacture of terpenes : en
  • FR759709A - Process for bringing lime cyanamide to the state of a spreadable product which does not reduce to dust : en fr
  • GB405373A - Improvements in weighing scales for domestic or like purposes : en
  • US1946456A - Rotary swivel : en
  • GB405509A - Improvements in or relating to loom shedding mechanism : en
  • FR759613A - Corner assembly : en fr
  • GB405347A - Improved cinematograph films and a method of and means for taking them and projecting them in natural colours on a screen or the like : en
  • US1945658A - Production of colored photographic pictures : en
  • US1945897A - Picture hanger : en
  • US1946432A - Surface plate : en
  • FR759801A - Mechanical pencil : en fr
  • FR759624A - Washing machine with pendulum for laundry : en fr
  • FR759764A - Socket or <<socket>> intended more particularly for discharge tubes : en fr
  • US1945764A - High tension submarine cable : en
  • GB405342A - Improvements relating to friction clutches : en
  • AT136419B - Clamp for connecting ski boards. : de en
  • CA339247A - Measured service telephone system : en fr
  • DE592304C - Suspension device for electrical overhead lines and aerial cables : de en
  • US1945566A - Shock absorber : en
  • US1945617A - Ophthalmic mounting : en
  • US1945690A - Frequency control and modulation system : en
  • GB405478A - Improvements in or relating to underground link boxes for electric cable joints : en
  • GB405335A - Device for orienting tobacco leaves : en
  • GB405640A - Improvements relating to electric discharge devices and the use thereof : en
  • US1945808A - Thermostatic switch : en
  • GB405537A - Improvements in and relating to cooling devices for cinematograph apparatus : en
  • CA339187A - Engine ignition system : en fr
  • CA339259A - Oscillator : en fr
  • DE574743C - Process for the production of a fertilizer : de en
  • DE592542C - Superheater element for large pipe superheater of smoke tube boilers : de en
  • CA339291A - Filament forming method : en fr
  • US1945776A - Submersible bearing : en
  • US1945913A - Process for producing stable bleaching powder : en
  • DE592463C - Plow with coulter bent back : de en
  • FR43051E - Method of receiving echoes and aerial or submarine sounding apparatus for its application : en fr
  • GB405545A - Improvements in tobacco pipes : en
  • US1945854A - Milling cutter : en
  • CA339128A - Signal transmission to trains : en fr
  • FR759610A - Balancing system for remote transmission of power or movement with a central control station and several receiving units : en fr
  • FR759750A - Dispensing device for stamps, stickers, figurines of all kinds and in all materials, in strips, perforated or not : en fr
  • DE592327C - Shaft sealing for hot, vaporous or liquid high pressure media : de en
  • FR759574A - Road improvements : en fr
  • GB405390A - Improvements in, or relating to, the method of and apparatus for, mixing a powder with a stream of fluid : en
  • FR759850A - Acoustic horns for deaf people : en fr
  • DE592548C - Device for damping the mechanical vibrations of overhead lines : de en
  • GB405389A - Method of and apparatus for extracting dust from air or other gases by moistening : en
  • GB405654A - Improvements in or relating to bed settees and like articles of furniture : en
  • GB405512A - Improvements in crinkled materials and methods and apparatus for making the same : en
  • DE592229C - Hot water heating system with pulsation device : de en
  • GB405355A - Improvements in or relating to disinfecting apparatus : en
  • US1945916A - Switch with contacts surrounded by a medium under pressure : en
  • DE592398C - Process for forming a matt layer in or on a photographic film or a photographic plate : de en
  • DE592365C - Process for the production of aluminum sulfate : de en
  • FR759570A - : fr
  • FR759669A - Improvements to windows or sliding doors balanced by springs : en fr
  • GB405329A - Improvements in or relating to electrical apparatus for controlling the detonation of explosive charges and including improved means comprising a momentary contact electric switching means for controlling the detonating circuit : en
  • FR759837A - Pre-paid liquid dispenser-dispenser : en fr
  • US1945622A - Cross shaft : en
  • FR759557A - Improvements to internal combustion engines : en fr
  • FR759621A - Magnetic compass : en fr
  • FR759622A - Improvements to a process and a machine for lapping circular section parts : en fr
  • FR759651A - : fr
  • DE592425C - Device to prevent spray and round fire on commutators of electrical machines : de en
  • US1945727A - Internal combustion engine : en
  • US1945858A - Grading machine : en
  • US1946311A - Knife grinding mechanism : en
  • DE592575C - Device for sterilizing closed food cans : de en
  • US1945530A - Destructive distillation of solid carbonizable material : en
  • US1946460A - Method for the production of preparations suitable for purifying air and liberating oxygen : en
  • US1945717A - Laminated panel and fabrication : en
  • FR759585A - Windscreen wiper refinements : en fr
  • AT136496B - Circuit arrangement for receiving devices with a fixed amplifier. : de en
  • AU889932A - Process forthe production of iron-carbon alloys : en
  • GB405533A - Improvements in and relating to means for reducing sparking at the brushes of dynamoelectric machines : en
  • CA339188A - Window : en fr
  • US1945620A - Fire protective system : en
  • AT136516B - Load meter for electrical power systems. : de en
  • CA339281A - Telephone system : en fr
  • US1945922A - Method of and means for washing fruit : en
  • US1946216A - Teletypewriter selector system : en
  • US1945949A - Tube cutter : en
  • AT136416B - Billiards. : de en
  • DE591931C - Device on electricity meters, in particular electricity self-sellers, to achieve a graduated tariff : de en
  • DE592263C - Friction clutch transmission with a constantly rotating motor, especially for rail vehicles : de en
  • US1945693A - Tight wrap bending machine : en
  • US1946094A - Treatment of hydrocarbon oils : en
  • US1945906A - Threading die and holder : en
  • FR759612A - Faucet improvement : en fr
  • GB405337A - Improvements in or relating to submarine cable signalling systems : en
  • US1945890A - Apparatus for the production of welded wire fabric : en
  • CA339272A - Interlocking hanger : en fr
  • DE592535C - Rotatable press head : de en
  • US1946015A - Combined back fire trap and air cleaner for internal combustion engines : en
  • US1946416A - Glaze cutter : en
  • US1945795A - Radio receiving apparatus : en
  • DE592422C - Electric hearing aid for the hearing impaired : de en
  • US1946161A - Method of manufacturing low-carbon chromium alloys : en
  • US1945598A - Lathe headstock : en
  • US1946147A - Coated aluminum and aluminum alloy : en
  • US1946302A - Welding apparatus : en
  • USD91475S - Design for a textile fabric or : en
  • AT136456B - Holder for stockings a. like : de en
  • AT136510B - Circuit arrangement for company lines. : de en
  • US1946241A - Rug-binding attachment for sewing machines : en
  • DE592135C - Process for the automatic erection of received Wheatstone signals when telegraphing : de en
  • DE592270C - Multiple breakers : de en
  • DE592323C - Process for improving the structure of aluminum alloys by treating the melt with salt mixtures : de en
  • US1945719A - Synthetic resin and process of making same : en
  • US1945768A - Process for lowering the consumption of light in color photography : en
  • US1946066A - Parachute : en
  • US1945748A - Window attachment : en
  • AU1112033A - Process of and apparatus for controlling the vacuum in combined pasteurisers and deodorisers : en
  • US1945816A - Drainage means for window or similar frames : en
  • US1946204A - Coated paper and process of producing same : en
  • DE592473C - Process for the production of multiple cranked crankshafts : de en
  • CA339192A - Double pole handle switch : en fr
  • CA339178A - Finishing welt : en fr
  • DE592483C - Lock for double doors : de en
  • US1946322A - Composition for the impregnation of cable insulation : en
  • US1945799A - Adjustable preforming head : en
  • US1946037A - Electric fish wire : en
  • DE592260C - Demijohn : de en
  • FR759817A - Improvements in apparatus for centrifuging coiled wires : en fr
  • DE592386C - Control device for achieving a uniform weight of strand-shaped products per unit length : de en
  • US1945656A - Embalmer's instrument : en
  • US1945731A - Electrical outlet molding : en
  • FR759737A - Heel enhancement for shoes : en fr
  • FR759836A - Further training in the shoe industry : en fr
  • DE592317C - Beach tent : de en
  • CA339276A - Motor vehicle : en fr
  • FR759565A - Cement : en fr
  • DE592603C - Electromagnetic relay based on magnetic repulsion for high pressure water systems, boilers, storage tanks, etc. like : de en
  • FR759667A - Radial inlet turbine : en fr
  • FR759819A - Self-triggering device for fire protection : en fr
  • DE592359C - Sampler with a core tube : de en
  • GB405591A - Improvements in and relating to electric motors : en
  • DE592306C - Switch for the gradual switching on and off of two resistors with contact blades arranged between the insulating halves of a longitudinally divided switching cylinder : de en
  • FR759540A - Improvements to toys consisting of the combination of a narrow groove pulley and a string : en fr
  • FR759605A - Device for aerial navigation using a magnetic compass regardless of the drift : en fr
  • DE580515C - Process for the production of triaryl stib iodides and their solutions : de en
  • FR759706A - Improvements in the manufacture of films, sheets and the like containing cellulose derivatives : en fr
  • GB405470A - Improvements in or relating to electrolytic cells provided with a valve, particularly condensers : en
  • DE592533C - Device for simultaneous remote counting of work by means of impulses and remote measurement of the power with the help of pulses, the frequency of which is proportional to the power to be remotely measured : de en
  • DE592364C - Daily change calendar : de en
  • DE592459C - Device on kitchen stoves to destroy the oxidizable gases and vapors with an unpleasant smell that arise during baking and roasting : de en
  • DE1289411U - : de
  • GB405321A - Process for the manufacture of anti-rachitically highly active irradiated products of ergosterol : en
  • US1945820A - Machine for separating cotton from air : en
  • US1945908A - Silver polishing machine : en
  • CA339297A - Textile operation : en fr
  • FR759799A - Dry electric cell manufacturing process : en fr
  • US1945904A - Grinding machine : en
  • AT136447B - Device for cleaning the nozzles of burners. : de en
  • CA339215A - Vacuum device clean-up agent : en fr
  • DE592480C - Engine arrangement for single or multi-deck aircraft : de en
  • FR43091E - Signaling device for motor vehicles : en fr
  • FR759521A - Grinding bodies : en fr
  • FR759806A - Mobile column : en fr
  • FR759846A - Improvements to varying resistance : en fr
  • US1945627A - Electric current rectifying system : en
  • AU1113633A - Process for removing hair or wool or fur from skins : en
  • US1945585A - Curtain fitting : en
  • US1945761A - Doctor for paper-making machinery : en
  • US1946104A - Electric lamp : en
  • DE592552C - Monitoring device with wattmetric relay : de en
  • GB405399A - Improvements in imitation solid fuel fires : en
  • GB405967A - The manufacture of condensation products of the anthracene series : en
  • CA339204A - Gypsum product : en fr
  • CA339194A - Photographic printing process : en fr
  • US1946414A - Process for separating nitroglycerine from residual acids : en
  • US1945699A - Lubricator attachment : en
  • US1945760A - Valve : en
  • US1946357A - Vehicle spring : en
  • US1945956A - Telephone stand and light : en
  • US1946188A - Regulator and release valve : en
  • FR759573A - Improvements to pneumatic vibrators : en fr
  • FR759611A - Knife combined with a lighter : en fr
  • US1946042A - Process and apparatus for charging pyrotechnical, articles and the like : en
  • US1945686A - Process for producing wall papers from peeled wood veneers : en
  • US1945696A - Draft rigging : en
  • US1946179A - Automatic power transmission means : en
  • US1946035A - Grating : en
  • CA339252A - Oscillation generation : en fr
  • FR759577A - Warning device to detect the presence of fumes or dust in the air drawn in : en fr
  • CA339137A - Hygrometric apparatus : en fr
  • US1945668A - Milk strainer : en
  • US1946275A - Fluid measuring apparatus : en
  • US1946430A - Process for : en
  • GB405476A - An improved combined tyre and sparking plug tester : en
  • US1946183A - Vending machine : en
  • DE580426C - Process and device for the complete gasification of solid or liquid fuels in dust form : de en
  • US1945597A - Cigar-lighter : en
  • US1945600A - Contact apparatus : en
  • US1946139A - Projector for double dissolving effects : en
  • CA339162A - Stocking : en fr
  • US1946368A - Foldable luggage carrier : en
  • DE549320C - Process and device for the gasification of pulverulent, solid or liquid fuels : de en
  • AT136550B - Fret press. : de en
  • DE592302C - Automatic doll press for galvanic elements : de en
  • DE592275C - Remote controlled display device : de en
  • US1945885A - Device for opening containers : en
  • AT136531B - Locking device for the paper roll of typewriters. : de en
  • US1945893A - Typewriting machine : en
  • FR759700A - Improvements made to gas torches and soldering irons : en fr
  • CA339263A - Bed spring : en fr
  • AU1127433A - An improved composition for the manufacture of floor coverings and for other purposes : en
  • AT136458B - Method and device for the production of moldings : de en
  • AT136477B - Closure device for winter sports (ski) suits. : de en
  • CA339201A - Cereal food : en fr
  • DE592273C - Device for heating footwear sewing machines : de en
  • DE592326C - Pipe screw connection by means of sealing cone and union nut : de en
  • AT136434B - Vehicle wheel. : de en
  • US1946148A - Method of coating : en
  • AT136471B - Device for the vibration-conducting connection of musical instruments with sound boxes of all kinds. : de en
  • US1946300A - Automatic draft and combustion control : en
  • DE592368C - Machine for printing on objects made of glass, metal, etc. like : de en
  • AT136521B - Process for the production of cellulosic material. : de en
  • US1945865A - Half-tone screen : en
  • US1946113A - Cotton breaker : en
  • US1946110A - Universal pipe joint : en
  • US1946134A - Golf club : en
  • DK48345C - Distortion-free Amplifier coupling. : da en
  • US1945775A - Remote control interlocking oil switch : en
  • FR759698A - Hygienic device for cleaning water closet seats : en fr
  • CA339236A - Tire and fabric : en fr
  • GB405596A - Process and apparatus for the electrolytic refining of aluminium : en
  • DE592546C - Circuit arrangement for counting connections of different values in telephone systems : de en
  • CA339167A - Flushing tank : en fr
  • US1946431A - Pillow block : en
  • DE592276C - Electromechanical sound direction finder : de en
  • FR759741A - Medical battery : en fr
  • GB405595A - Improvements in refrigerated cabinets for storing ice cream and other foodstuffs : en
  • AT136427B - Stemmtor, especially for locks, docks or the like. : de en
  • DE592444C - Device for automatic auxiliary power supply for lighting purposes : de en
  • DE592453C - Scale and its use when cutting a piece of leather : de en
  • DE592335C - Device for attaching needles to laces : de en
  • FR759749A - Process for settling kaolin and other similar materials and apparatus for its production : en fr
  • GB405458A - An improved device for disinfecting the mouthpieces of telephones : en
  • GB405521A - Improved portable mirror for the use of cyclists : en
  • CA339130A - Illuminating device : en fr
  • DK48349C - Gas-filled electric incandescent lamp for emitting ultraviolet rays. : da en
  • US1946033A - Grave marker : en
  • US1946264A - Tension controlling device : en
  • US1946268A - Metallic partition construction : en
  • US1946369A - Typographical machine : en
  • GB405486A - Indicating plaque for road surfaces : en
  • GB405573A - Improvements in and relating to ladders : en
  • GB405609A - Improvements in traction treads : en
  • FR759702A - Apparatus for placing lids on containers with a view to their final closure : en fr
  • GB405579A - Improvements in and connected with supporting devices for tradesmen's cycles : en
  • DK48363C - Device for Operating and Regenerative Braking Systems. : da en
  • GB405506A - Improvements in control valves for pressure systems : en
  • GB405619A - Improvements in the manufacture of artificial filaments, threads, yarns and the like : en
  • FR759634A - Method, machine and tool for cutting gears : en fr
  • USRE19070E - Autocollimating reflector and ap : en
  • US1946333A - Process for the production of rubber mixtures : en
  • US1946316A - Lubricating means : en
  • GB405960A - Improvements in or relating to variable speed gearing : en
  • US1945879A - Broaching press : en
  • CA339169A - Garden implement : en fr
  • DE592571C - Heat release : de en
  • US1945979A - Electron discharge tube : en
  • DE592370C - Machine for printing labels : de en
  • FR43099E - Security bar for single or double leaf doors : en fr
  • DE592572C - Process for the production of cork-like pulp bodies from straw, bamboo, sugar cane, etc. : de en
  • DE592550C - Regulator arrangement for electrical machines : de en
  • GB405677A - Improvements in and relating to safety metal pit-props : en
  • DE592281C - Baking tray cleaning and greasing machine : de en
  • GB405446A - Process and apparatus for the distillation of petroleums into lighter and heavier hydrocarbons : en
  • CA339202A - Paper making apparatus : en fr
  • DE592391C - Method for sorting buttons : de en
  • DE592517C - Skid for fused-salt electrolysis of metal salts, especially magnesium salts : de en
  • US1945643A - Address printing machine : en
  • US1945907A - Process for purifying soot : en
  • US1946377A - Fitting form for glass plates : en
  • US1945609A - Carburetor : en
  • FR759580A - Waste treatment process : en fr
  • FR759607A - Improvements to devices intended to remove stopper caps from bottles and to the caps themselves with which they are combined : en fr
  • US1946347A - Hollander : en
  • FR43100E - Vibrating screen mounted on tires : en fr
  • CA339164A - Telephone dial illuminator : en fr
  • US1945640A - Foxing treating machine : en
  • US1945828A - Scaffold jack : en
  • US1945887A - Apparatus for casting billets : en
  • US1946288A - Electron discharge device : en
  • US1946291A - Air cleaner : en
  • FR759720A - Improvements to safety razors and their blades : en fr
  • DE592440C - Wireless DF system to avoid bearing errors : de en
  • FR43057E - Two-chamber gas-breaking silencer : en fr
  • GB405320A - Improvement in method of and apparatus for cutting laminated material : en
  • FR759510A - Smokeless artificial fuel for locomotive and similar fireplaces, and method of making such fuel : en fr
  • US1945868A - Mixing apparatus : en
  • GB405540A - Apparatus and process for the cracking and distillation of hydrocarbon oils, tars and the like : en
  • US1946023A - Clean-out mechanism : en
  • US1946103A - Brake drum : en
  • US1946361A - Test checking apparatus : en
  • GB405500A - Improvements relating to matches to be used in conjunction with cigarette packets orcartons : en
  • US1946317A - Shoe and foot normalizer : en
  • CA339230A - Silica brick : en fr
  • GB405372A - Improvements in or relating to oil seals for rotating shafts : en
  • US1946155A - Temperature measuring device : en
  • US1946162A - Blower : en
  • FR759668A - Cash collector : en fr
  • FR759778A - Coupling arrangement for the transmission of call pulses in line systems, which are divided into several sections, especially for high frequency news traffic : en fr
  • US1946335A - Luggage carrier for motor vehicles : en
  • US1946428A - Fluxing apparatus : en
  • CA339250A - Antenna : en fr
  • US1945965A - Seal : en
  • US1946012A - Apparatus for obtaining an average of readings on circular charts : en
  • US1946021A - Machine for cleaning fresh fruit and the like : en
  • GB405366A - Improvements in and relating to welding apparatus : en
  • US1945891A - Braking mechanism : en
  • AT136541B - Telephonograph. : de en
  • US1946005A - Coated motion picture film : en
  • US1945704A - Automatic train pipe connecter : en
  • US1946240A - Hot rolling steel strips : en
  • US1945928A - Machine for producing or reproducing designs and other forms : en
  • US1945826A - Recess type wall bed : en
  • US1946222A - Discharge chute for mixers : en
  • US1946374A - Parcel rack : en
  • US1946000A - Stock rack : en
  • DE592311C - Process for the distillation of mineral oils : de en
  • AT136511B - Switch whose contacts are separated underwater. : de en
  • DE592366C - Process for the preparation of nitroanthraquinones : de en
  • FR759683A - Massage device : en fr
  • FR759727A - Improvements at t receiving stations. s. f. : en fr
  • GB405428A - Improvements in or relating to tubular coupling members : en
  • US1945818A - Internal combustion engine : en
  • DE592373C - Large surface membrane, which is divided into zones with different natural frequencies by covered recesses between the center and the edge : de en
  • DE592536C - Mobile scaffolding for an overburden recovery and conveyor system : de en
  • US1946388A - Recoil operated small arm : en
  • US1946002A - Age-resisting vulcanized rubber product : en
  • US1946006A - Universal weeding implement : en
  • DE592521C - Method for stripping the pipe bend produced by pulling a curved mandrel through a straight pipe section from the curved mandrel end : de en
  • US1945565A - Process of producing heavy metal beryllium alloys : en
  • US1945888A - Cap feeding mechanism : en
  • US1945915A - Compressed air cream and egg whip : en
  • GB405418A - An improvement in or relating to sliding roofs of motor cars : en
  • CA339258A - Amplifier supply circuit : en fr
  • US1945559A - Toothbrush : en
  • AT136534B - Method and device for the production of fibers or webs from glass, slag and similar fusible substances. : de en
  • CA339253A - Automatic tone control : en fr
  • SE79506C1 - Rumor device : en sv
  • AT136540B - Splitting circular saw with rocker. : de en
  • AT136525B - Anti-skid device for wheel tires. : de en
  • US1945827A - Method of forming forgings : en
  • US1945836A - Typewriting machine : en
  • US1946426A - Method and apparatus for setting saws : en
  • AU989632A - Wool winding machine for household use : en
  • US1946341A - Destructive hydrogenation of carbonaceous materials : en
  • US1946346A - Ophthalmic mounting : en
  • US1946212A - Centrifugal pump : en
  • US1945777A - Method of assembly of a hose end fitting : en
  • US1946086A - Brake-shaft support : en
  • AT136488B - Kystoscope. : de en
  • CA339229A - Heating control : en fr
  • CA339286A - Lock device : en fr
  • DE592421C - Axle bearing for top lubrication : de en
  • DE592318C - Electric vacuum cleaner with a spring-loaded motor : de en
  • US1946151A - Protecting aluminum from corrosion : en
  • GB405484A - Improvements in apparatus for cooling or heating granular or semi-liquid substances : en
  • GB405352A - Improvements in or relating to baskets or like containers provided with handles : en
  • US1945831A - Control for dynamo-electric machines : en
  • US1945942A - Camera flash-light attachment : en
  • DE592381C - Cathode ray tube arrangement for maximum voltages : de en
  • AT136503B - Compression refrigeration machine. : de en
  • US1945586A - Manufacturing goffering cylinders for engraving lenticular elements on films : en
  • US1945626A - Television system : en
  • CA339241A - Carton : en fr
  • CA339143A - Floor waxing machine : en fr
  • AT136436B - Radiator limb. : de en
  • US1945549A - Tube : en
  • US1946312A - X-ray tube : en
  • US1945575A - Cable contactor and support : en
  • US1946224A - Tire gauge : en
  • USD91465S - Design fob a cabinet fob cash : en
  • DE592403C - Radiators for aircraft : de en
  • DE592534C - Circuit arrangement for signal systems, in which several switching mechanisms are controlled automatically in accordance with the current impulses caused by a current impulse device : de en
  • FR43065E - Sophisticated process for the industrial processing of grape juice to obtain white or red wines, rich in degree and extract and of high quality : en fr
  • GB405377A - Improvements relating to cranes : en
  • CA339234A - Tire mould : en fr
  • AT136536B - Process for hardening flat glass. : de en
  • DE592470C - Starting device for internal combustion engines with auxiliary machine : de en
  • CA339168A - Sound reproducer : en fr
  • DE592375C - Hydrochloric acid ammonia element : de en
  • FR759554A - System of phonographic reproductions : en fr
  • FR759779A - Extraction plant : en fr
  • AT136449B - Expansion vessel for hot water heating systems. : de en
  • US1945740A - Art of testing coins or other tokens for genuineness : en
  • US1946174A - Adding machine : en
  • US1946362A - Sterilizing apparatus : en
  • DE592604C - Condenser built into a container, consisting of one or more units : de en
  • GB405330A - Improvements in vacuum tubes and circuits for ultra-short wave signalling : en
  • US1945520A - Aircraft : en
  • US1945694A - Battery : en
  • US1946171A - Motor vehicle wheel construction : en
  • US1946423A - Vernier tuning mechanism : en
  • US1945667A - Supervisory system : en
  • US1945771A - Device for the separating of stem parts from a tobacco mass : en
  • US1945804A - Heat regulating system : en
  • DE567988C - Device for electrical resistance welding of pipes with electrode rollers arranged over and to the side of the seam : de en
  • US1945625A - Type retaining device for printing machines : en
  • US1946299A - Control of electric circuits : en
  • US1945649A - Wind operated sign : en
  • US1946323A - Device for taking photographs in series : en
  • US1946336A - Gaseous discharge device : en
  • CA339193A - Aluminate manufacture : en fr
  • CA339270A - Hydrocarbon oil dewaxing composition : en fr
  • DE592532C - Device for the remote transmission of measured values, in which a measuring device generates current pulses of the frequency proportional to the measured quantity to be transmitted : de en
  • FR759842A - Improvements to cameras shooting directly on paper : en fr
  • GB405519A - Improvements in and relating to electric arc welding or heating apparatus : en
  • CA339174A - Antifriction bearing : en fr
  • US1946309A - Motor : en
  • US1946354A - Rectifier tube : en
  • AT136404B - Threshing machine with suction cleaning. : de en
  • FR43053E - Method and device for determining the future point using listening devices in anti-aircraft night fire : en fr
  • GB405327A - Improvements in and relating to vacuumizing and sealing machines for cans and like containers : en
  • GB405497A - Improvements in or relating to microphones : en
  • GB405958A - Improvements in or relating to variable speed gearing : en
  • FR759714A - Improvements to the chain opening mechanism for circular looms : en fr
  • FR759827A - Roller bearing : en fr
  • FR759666A - Conveyor chain improvements : en fr
  • FR759789A - Anti-rust color : en fr
  • US1946438A - Handle testing machine : en
  • US1946180A - Tile building construction : en
  • US1945917A - Insulation of leads to electrical condensers : en
  • US1945931A - Book stand and tray : en
  • DE575004C - Plug device for low current, especially radio purposes : de en
  • CA339155A - Chimney : en fr
  • DE592295C - Device for securing checks or the like. : de en
  • FR759742A - Overhead cable laying process : en fr
  • US1946199A - Purification of organic halo-fluoro-compounds : en
  • US1945988A - Freeness indicator and recorder : en
  • GB405530A - Manufacture of hydroxyaryl compounds : en
  • AU942832A - Improvements to screw tap-hose connection : en
  • FR43068E - Improvements to multi-unit transformable furniture : en fr
  • GB405392A - Improvements in guards for protection against the cutters of wood planing machines : en
  • GB405429A - Fluid-actuated clutches : en
  • GB405575A - Improved method of keeping in condition for use pellicles of regenerated cellulose : en
  • GB405600A - Improvements in or relating to embedded electric hot-plates : en
  • DE592439C - Wireless direction finder with two or more radiations oriented on different axes, with different identifiers : de en
  • US1945806A - Display support : en
  • CA339172A - Mattress side : en fr
  • US1945682A - Automatic stop and change over for moving picture projectors : en
  • DE592457C - Method and device for delivering measured glass gobs : de en
  • GB405543A - Improvements in pulley-block hoists : en
  • GB405578A - Improvements in and relating to totally enclosed refrigerating machines : en
  • FR759646A - Gramophone diaphragm needle changer : en fr
  • DE585638C - Device for demonstrating and viewing two still or moving images assigned to one eye : de en
  • DE592395C - Cutting device for soft masses : de en
  • FR759539A - Improvements to distributors of products in stamping, die-forging or other machines : en fr
  • FR759684A - Improvements to automatic valve control devices for cleaning ash removal equipment : en fr
  • FR43093E - Process for improving the properties of hydrocarbon mixtures : en fr
  • FR759504A - Fireplace grid : en fr
  • GB405473A - Improvements in exercising apparatus : en
  • FR759772A - Apparatus for preparing homeopathic or homeopathic <<dynamiser>> dilutions : en fr
  • GB405459A - Improvements in or relating to pillows or cushions : en
  • FR43079E - New adjustment process for distillation or rectification columns and columns including application : en fr
  • FR43069E - protective groynes for offshore work : en fr
  • FR759532A - Improvements to heavy oil engines : en fr
  • FR759559A - Decanter-filter-degasser : en fr
  • DE592614C - Device for the production of cast hollow propeller blades made of light metal to be braced with steel rods : de en
  • FR43073E - Improved sewing machine and edge-to-edge assembly process for all fabrics : en fr
  • FR759755A - Shoe with rubber sole, and method and device for its manufacture : en fr
  • FR759649A - Elastic suspension for vehicles in general : en fr
  • FR759717A - Flying device : en fr
  • US1946048A - Driving-locking mechanism : en
  • GB405376A - Improvements in and relating to permanent hair-waving apparatus (electrically or otherwise heated) : en
  • GB405562A - Improvements in or relating to supporting means for vertical heat accumulators for supplying hot water or steam : en
  • GB405357A - Improvements in vehicles for delivering and retailing goods : en
  • FR759808A - Heating device operating by recovering heat from combustion gases discharged from a fireplace : en fr
  • GB405457A - Improvements in or relating to taps, faucets and the like : en
  • US1945752A - Cam lever closing arrangement for pressure cooking pots : en
  • US1945765A - Machine rest : en
  • US1945838A - Method of making gels : en
  • US1946318A - Educational game device : en
  • FR759606A - Waste bin and similar receptacles bearing advertising : en fr
  • FR759512A - New material in sheets or strips intended for the protection of all industrial devices : en fr
  • FR759507A - Diffuser-projector incandescent lamp cover system : en fr
  • FR759834A - Device for actuating cylinder switches mounted in power tools : en fr
  • FR759516A - Improvements to valves with direct passage : en fr
  • GB405404A - Improvements in shuttles for looms for weaving : en
  • US1945618A - Machine for making longitudinally curved reenforced shank stiffeners : en
  • DE592361C - Process for producing flexible pipes : de en
  • US1945733A - Stalk shredding implement : en
  • US1946363A - Typewriter ribbon and the line : en
  • GB405441A - Improved regulating means for pressure-operated electric switches : en
  • GB405581A - Improvements in and relating to arrangements for feeding a direct current three-wiresystem by rectifiers : en
  • GB405326A - An improved board or support for use by builders and others : en
  • GB405662A - Improvements in or relating to dry-cleaning processes and apparatus therefor : en
  • DE585323C - Process for the production of partial color plates for color printing : de en
  • DE592479C - Method and device for the production of cinematographic films with sound recordings : de en
  • DE592559C - Carburetors for internal combustion engines : de en
  • DE592259C - Extraction device for shaft furnaces : de en
  • GB405510A - Improvements in regulating means for dynamo electric machines : en
  • GB405574A - Improvements in steam traps and the like : en
  • FR759744A - Injection pump for internal combustion engines : en fr
  • US1945880A - Hot top : en
  • US1946131A - Treatment of hydrocarbon oils : en
  • DE592426C - Iron siphon for cupolas : de en
  • FR759748A - Device for applying chalk to billiard cues : en fr
  • GB405365A - Improvements in and relating to show cards : en
  • DE592541C - Process for the production of hydrobromic acid esters of the china alkaloids : de en
  • GB405949A - The manufacture of condensation products of the anthracene series : en
  • DE592547C - Circuit arrangement for counting connections of different values in telephone systems : de en
  • DE592494C - Crown block device : de en
  • FR759652A - Blower device in particular for cleaning pipes, etc. : en fr
  • US1946091A - Safety attachment for typesetting machines : en
  • US1945944A - Air conditioning system and apparatus therefor : en
  • FR759626A - Improvements to vacuum brushes : en fr
  • FR759841A - Improvements to cameras shooting directly on paper : en fr
  • GB405527A - Method of construction of the masonry of industrial furnaces, particularly siemens-martin furnaces : en
  • GB405561A - Cooling apparatus for internal combustion engines in automobiles and flying machines : en
  • GB405415A - Improved yarns or threads and the manufacture of the same : en
  • GB405467A - Improvements in settees convertible into beds : en
  • DE592321C - Device for pressing workpieces made of wood against a guide using suction air : de en
  • GB406002A - Improvements in or relating to intake systems for internal combustion engines : en
  • FR759703A - : fr
  • GB405331A - Improvements in modulating and demodulating arrangements for ultra-short wave signalling : en
  • FR759692A - Process for the preparation of carbonaceous fertilizers containing phosphates : en fr
  • FR759693A - : fr
  • GB405548A - Improved box or case for toilet preparations and appliances : en
  • DE592390C - drilling machine : de en
  • DE592608C - Gas generator for rice husks and similar vegetable waste : de en
  • US1946030A - Manufacture of fabrics of various kinds by needle action : en
  • US1945568A - Shock absorber : en
  • US1945728A - Hydraulic brake : en
  • US1946397A - Plate glass rolling apparatus : en
  • FR759582A - Improvements to electrical conductors : en fr
  • US1945767A - Dental plate : en
  • US1946378A - Golf ball and method of making : en
  • CA339267A - Motor benzol product : en fr
  • DE543592C - Device for the gasification of dust, solid or liquid fuels : de en
  • DE592582C - Blow packing machine with a cell drum : de en
  • FR43078E - Improvements to vehicles of all types, and more particularly to railway cars : en fr
  • US1946262A - Hot air gun : en
  • FR759656A - : fr
  • US1946286A - X-ray equipment : en
  • US1945675A - Vibratory pad : en
  • US1946325A - Treatment of iron pyrites : en
  • DE592510C - Device to increase the stability of AC power lines or machines or networks working in parallel : de en
  • DE592392C - Process for preventing edible fats and oils from going rancid : de en
  • AU1034432A - Improvements relating to garments : en
  • US1946029A - Refrigeration apparatus : en
  • US1945589A - Cash register : en
  • US1946189A - Flaw detector for tubular conductors : en
  • DE582533C - Device for the production of pipes, masts and similar hollow bodies using the centrifugal method : de en
  • DE592528C - Arrangement for lubricating and cooling the wear rings of centrifugal machines when idling : de en
  • US1946376A - Combination lock : en
  • FR759794A - Brake shoe improvements : en fr
  • US1945975A - Refrigeration : en
  • GB405463A - Apparatus for carrying out gas reactions : en
  • GB405518A - Improvements in the mounting of the steering road wheels of motor vehicles : en
  • FR759743A - Synchronous clock : en fr
  • CA339151A - Printing machine feeding mechanism : en fr
  • DE592393C - Device for shaping and dividing soft masses, especially butter, cheese and. like : de en
  • FR759661A - Improvements in the manufacture of olefin hydration products : en fr
  • GB405449A - Improvements in or relating to handbags, vanity cases and the like : en
  • GB405659A - Improvements in or relating to cement and concrete pipes, piles, poles or such like : en
  • GB405454A - Coin-freed change giving machine : en
  • DE592293C - Remote control for multiple control valves of locomotive superheaters or the like. : de en
  • DE592602C - Protection device for electric motors for ship winches or similar on-board engines : de en
  • FR759531A - Improvements to mine bits : en fr
  • GB405434A - Improvements in or relating to gas lamps for flood lighting, street lighting and like purposes : en
  • DE592353C - Power supply head for rotating cranes u. like : de en
  • FR759618A - Packaging for transatlantic transport : en fr
  • US1945811A - Contact sulphuric acid process : en
  • AT136418B - Pouring device. : de en
  • DE592406C - Device for machining the drawing hole of wire drawing jaws : de en
  • DE592461C - Lead alloy : de en
  • DE592472C - Saegenschraenkmaschine with movable, the saw blade between firmly clamping members : de en
  • FR759815A - Process for manufacturing particularly thin and transparent cellulose hydrate sheets : en fr
  • DE592291C - High-voltage entry or lead-through for gas-filled rooms, especially electrostatic precipitators : de en
  • GB405637A - Improved process of extruding metal articles : en
  • US1946305A - Welding apparatus : en
  • DE592564C - Film or sound film for non-stop playback : de en
  • FR759601A - Device to prevent accidental arcs in ionic valves : en fr
  • US1946350A - Blade stropper : en
  • DE592269C - Rubber scythe guard : de en
  • GB405359A - Improvements relating to machines for compressing powdered, granular or like materials : en
  • USD91473S - terenzi : en
  • FR759793A - Gas meter housing with valve chamber : en fr
  • GB405535A - Improvements in containers for use in dispensing measured quantities of liquid : en
  • AT136452B - Trigger bar for self-loading pistols. : de en
  • DE592469C - Two-stroke oxyhydrogen machine : de en
  • IE12954L - Production of vegetable fibres : en
  • FR759597A - Milk jug tap for milking machines : en fr
  • GB405480A - Improvements in or relating to machines for shaping work pieces by grinding, abrading or cutting : en
  • DE592565C - Hydraulic multi-stage ejector for a hydraulically operated press used for the production of pellets in molds : de en
  • GB405563A - Improvements in methods of making lock washers : en
  • GB405610A - Improvements in variable speed gears : en
  • DE592605C - Container for electrical capacitors : de en
  • FR759814A - : fr
  • FR759718A - Improvements in the polymerization of gaseous hydrocarbons, olefins, unsaturated gases, etc. : en fr
  • GB405303A - Improvements in or relating to waste heat and dual fired steam generators or boilers : en
  • GB405585A - Improved skin stretching device : en
  • US1945961A - Map display and cabinet : en
  • US1946319A - Variable orifice for measuring the flow of fluids : en
  • US1946392A - Hair waving machine : en
  • FR759529A - Antenna coupling for radio transmitters : en fr
  • FR43087E - Universal quick-fit filter for water taps : en fr
  • FR759525A - Improvement to reservoir pen holders allowing very large capacities : en fr
  • DE577103C - Process for carrying out endothermic reactions : de en
  • GB405528A - Improvements in imitation solid fuel fires : en
  • US1945684A - Concentrated valve control : en
  • US1946457A - Machine for cutting printed wrappers : en
  • US1945592A - Purification of acetylene : en
  • US1945948A - Protective means for coin controlled apparatus : en
  • FR759740A - Fasteners for fiber cement roofs or corrugated sheets : en fr
  • FR759519A - Recorder for phonograph records : en fr
  • FR759824A - Injector : en fr
  • DE592451C - Method and device for producing a drop stitch-proof tricot fabric on circular knitting machines : de en
  • GB405641A - Improvements in or connecting with frictional transmission gear or drive : en
  • DE592320C - Control for an electric elevator for driving waterless gas containers : de en
  • US1945683A - Plaster lock : en
  • US1945815A - Electric steam radiator : en
  • US1946003A - Treatment of latex : en
  • US1946303A - Dynamo-electric machine control : en
  • US1945687A - Refrigerator for frozen foods : en
  • US1945697A - Amusement and training apparatus : en
  • US1946391A - Spring cover : en
  • US1945812A - Catalytic apparatus : en
  • US1945633A - Propeller : en
  • FR759501A - Screen presser : en fr
  • DK48338C - Lighting system for bicycles. : da en
  • GB405430A - Improvements in or relating to vehicle bodies : en
  • AT136414B - Device for detaching the ground material from grinding rollers and loosening the same. : de en
  • CA339282A - Recording apparatus : en fr
  • DE583247C - Process for manufacturing electrical capacitors : de en
  • GB405432A - Improvements in brush holders : en
  • US1945526A - Automatic dry concentrator : en
  • US1946019A - Tamping apparatus : en
  • CA339265A - Yeast manufacture : en fr
  • DE592280C - Device for separating additions of higher specific weight from pumice gravel by air separation : de en
  • DE592408C - Painting lock : de en
  • FR759524A - Motor vehicle equipped for fire and gas fighting : en fr
  • FR759655A - Automatic brake wear compensator : en fr
  • FR759695A - Hunting rifle with two fixed barrels superimposed and with movable block : en fr
  • GB405322A - Improvements in directional radio receiving apparatus : en
  • DK48350C - Procedure for the Extraction of Sulfur. : da en
  • US1945966A - Circulator casing for heaters : en
  • CA339227A - Hydrocarbon cracking system : en fr
  • GB405417A - Improvements in railway carriage suspensions : en
  • US1945819A - Electric switch of the enclosed type : en
  • US1945855A - Grease gun : en
  • AT136430B - Segment weir with counterweight and attached storage flap. : de en
  • US1945997A - Device for controlling the warps for figuring fabrics : en
  • US1946257A - Preparation of organic acids : en
  • US1946358A - Articulated differential gear, particularly for motor vehicles : en
  • US1946343A - Fluid actuator and pump : en
  • US1946449A - Collapsible drum : en
  • AT136549B - S-shaped smoking tip with liquid filter. : de en
  • US1946016A - Motor vehicle drive mechanism : en
  • FR759763A - Process for preparing high molecular weight organic, plastic and colored materials : en fr
  • AT136468B - Line numbering device for cash registers and accounting machines. : de en
  • CA339213A - X-ray tube device : en fr
  • DE592344C - Helical winding return spring for compressed air tools from one piece : de en
  • DK48348C - Process for the production of aromatic oxyaldehydes, in particular vanillin. : da en
  • CA339165A - Locomotive booster frame : en fr
  • DE592296C - Circuit arrangement for cooling systems : de en
  • CA339245A - Pneumatic engine : en fr
  • DK48342C - Device for Adjusting the Plates in a Printing Machine. : da en
  • US1946382A - Thermostatic alarm for bearings : en
  • CA339161A - Aircraft launching means : en fr
  • CA339150A - Printing machine feeding mechanism : en fr
  • CA339207A - Series lamp cut-out : en fr
  • DE592146C - Measuring instrument for high-frequency electrical treatment currents : de en
  • US1945867A - High frequency oscillatory apparatus for electrotherapeutic and sterilization purposes : en
  • US1945602A - Extension cord reel : en
  • US1945725A - Liquid dispensing device : en
  • US1946045A - Locomotive mud ring : en
  • AT136530B - Arrangement for the reproduction of optical sound films. : de en
  • DE592579C - Spring-loaded holder for sewn ties or bows and self-ties : de en
  • FR759694A - Instant use water boiler : en fr
  • GB405551A - Improvements in rolled mine arch girder sections and their accompanying jointplates : en
  • FR43086E - Improvements to recorders : en fr
  • US1946256A - Preparation of carboxylic acids : en
  • AU1011732A - Improvements relating to wrappings or dressings : en
  • GB405593A - Water-tube boilers heated by waste gases : en
  • DE592544C - Device for automatic control of the heating : de en
  • GB405381A - Casein products and process for their manufacture : en
  • GB406015A - Improvements relating to windscreen wipers : en
  • GB405663A - Improvements in or relating to coil units for wireless and like apparatus : en
  • FR759561A - Further development of electric accumulators : en fr
  • FR759527A - Device for roughening or peeling on a lathe or on a similar machine tool : en fr
  • US1945754A - Traverse rope take-up : en
  • AT136543B - Harvester. : de en
  • US1946271A - Engine : en
  • CA339210A - Enclosed arc device : en fr
  • US1945519A - Coating machine : en
  • US1946208A - Method of coating articles with pyroxylin or the like : en
  • US1946405A - Necktie : en
  • CA339225A - Portable pump : en fr
  • AT136487B - Circuit for automatic volume regulation in order to avoid loss of reception. : de en
  • US1945651A - Grease gun : en
  • AT136431B - Signal lantern. : de en
  • US1946233A - Type of eyeglass and spectacle mounting or bridge : en
  • AT136506B - Wave screen made up of two or more sub-filters. : de en
  • US1945930A - Reversible gang plow : en
  • US1945638A - Cap for paste tubes : en
  • US1946464A - Refrigerating apparatus : en
  • US1945517A - Road grader : en
  • US1946018A - Sleigh : en
  • DE592339C - Process for obtaining black powder : de en
  • US1945529A - Art of testing coins or other tokens for genuineness : en
  • US1946269A - Brake drum for hoisting reels : en
  • US1945659A - Machine for winding quick-traverse bobbins, especially for artificial silk : en
  • US1945863A - Duplex motion picture projector : en
  • DE592355C - Process for making decaffeinated coffee : de en
  • FR43080E - Apparatus for lifting and rolling loads, in particular for maneuvering airplanes on land : en fr
  • DE592387C - Four-stroke diesel engine that works as a mixture-compressing machine with light oil and electrical ignition when started : de en
  • DE592476C - Procedure for regulating paper machines for the same weight per square meter : de en
  • US1945506A - Conveyer wheel : en
  • USD91467S - Design fob a water closet : en
  • DE592265C - Switch with a conductive switching fluid : de en
  • US1945509A - Combined shirt collar and neckband : en
  • US1946192A - Electrical switch of the tumbler type : en
  • US1945661A - Bookholder : en
  • US1945535A - Broaching tool : en
  • US1945881A - Window device : en
  • US1946078A - Vending machine : en
  • US1945896A - Hot mill catcher : en
  • US1945810A - Pavement crack clearing device : en
  • DE592376C - Device for regulating an operating size of a multi-phase system by means of electric valves : de en
  • FR759745A - Starter circuit for spark plug ignition : en fr
  • AT136422B - Process for the production of a plastic mass that sets and hardens through the action of water or steam. : de en
  • CA339129A - Hair curler : en fr
  • US1946082A - Folding chair : en
  • US1946379A - Vehicle light : en
  • USD91474S - Design for a bottle : en
  • FR759657A - : fr
  • AT136445B - Can with opening lever. : de en
  • CA339142A - Filament and thread manufacture : en fr
  • US1946089A - Anhydrous sodium sulphide and process of making same : en
  • AU1143333A - Improvements in electrical switchgear : en
  • US1945798A - Game : en
  • DE592468C - Insect catcher with metal tether or the like. : de en
  • DK48356C - Device for Balancing Scales. : da en
  • US1945766A - Autoclave : en
  • US1946277A - Washing machine : en
  • US1946419A - Process for recovery of organic acids : en
  • US1945751A - Discharge tube stabilizer system : en
  • US1946065A - Lubricating device : en
  • FR759604A - Metal case for sewing machines : en fr
  • GB405508A - Process for preparing mortars, cements, concretes, betons and the like : en
  • US1946200A - Automatic electromagnetic clutch and electric coasting device : en
  • US1946235A - Lubricated valve and control system : en
  • US1945770A - Balance indicator for weighing scales : en
  • US1945705A - Means for heating a container electrically : en
  • US1945976A - Skidding arch : en
  • US1946218A - Process for producing material for the treatment of hides and skins : en
  • AT136509B - Circuit arrangement for company lines. : de en
  • CA339136A - Acidulating unit : en fr
  • US1945974A - Grain door : en
  • DE592315C - Stop slide for outlets from glass furnaces : de en
  • FR759641A - Method and device for manufacturing racks and toothed rings made of metal strip : en fr
  • CA339237A - Centrifugal concrete moulding apparatus : en fr
  • DE592576C - Swiveling agitator nozzle on centrifugal pumps for muddy liquids, e.g. B. Manure : de en
  • CA339158A - Expansion valve : en fr
  • FR759551A - Wheel hub for bicycles and other vehicles : en fr
  • DK48354C - Device for dimming car headlights. : da en
  • FR759654A - Device for working grooves housing segments in engine pistons : en fr
  • AT136499B - Device for sealing windows and doors. : de en
  • US1945635A - Light color instrument : en
  • US1945874A - Gyroscopic vehicle steering stabilizer : en
  • US1946008A - Adjustable damper : en
  • US1946102A - Brake rotor : en
  • GB405648A - Improvements in or relating to abrasive implements : en
  • US1946072A - Artificial horizon : en
  • US1946251A - Weather strip : en
  • US1946447A - Propionic acid fermentation of fructose-containing mashes : en
  • AT136507B - Arrangement for the protection of electrical machines and apparatus in high voltage networks. : de en
  • US1945533A - Self loading truck : en
  • US1945569A - Printing process and apparatus : en
  • GB405583A - Improvements relating to automatic telephone and like selective switching systems : en
  • GB405402A - Improvements in plaster-like compounds and articles made therefrom : en
  • US1946167A - Fifth wheel lock : en
  • US1946191A - Package : en
  • US1946209A - Traction tread : en
  • US1945813A - Combination hand and air grease gun : en
  • CA339261A - Window channel forming machine : en fr
  • US1945715A - Discharge head for fluid containers : en
  • US1945911A - Napkin dispensing cabinet : en
  • US1946210A - Metallic wall structure : en
  • US1945946A - Cereal food : en
  • US1946445A - Seam welder : en
  • USD91459S - Design for a carton : en
  • AU1111133A - Improvements in plug taps : en
  • DE585586C - Process for the production of high-percentage, long-lasting aqueous emulsions of oils, fats and waxes : de en
  • GB405624A - Improvements in or relating to absorption refrigerating apparatus : en
  • CA339298A - Sulphur recovery : en fr
  • US1945782A - Oscillating grate : en
  • US1946112A - Power brake construction : en
  • DE592341C - Patterned fabric with plastic-looking patterns and processes for its production : de en
  • GB405601A - Improvements in or relating to tooth brushes : en
  • US1946338A - Tracing paper and method of producing : en
  • US1945641A - Steam heating system : en
  • US1946053A - Pigment : en
  • US1946215A - Sound recording : en
  • USD91458S - Design fob an artillery wheel : en
  • US1946371A - Stamp vending machine : en
  • US1946038A - Clutch : en
  • AU1122033A - Improvements in or relating to radio receivers : en
  • GB405425A - Improvements in illumination appliances : en
  • US1945561A - Protecting device : en
  • DE592217C - Time relay for X-ray devices : de en
  • CA339160A - Punching and riveting machine : en fr
  • CA339251A - High frequency oscillator : en fr
  • US1945969A - Detachable rack for trucks : en
  • US1945720A - Switch mechanism : en
  • US1945746A - Electron discharge device with indirectly heated cathode : en
  • US1946198A - Method of and machine for manufacturing paper cones : en
  • US1946413A - Electric welding with magnetic stabilization : en
  • DE592519C - Injection device for internal combustion engines : de en
  • FR759523A - Removable construction toy : en fr
  • US1945755A - Dough handling machine : en
  • US1946176A - X-ray system : en
  • US1945823A - Buffer pad : en
  • US1946259A - Process for the preparation of aliphatic organic acids : en
  • US1946400A - Device for cleaning teat cups : en
  • US1945860A - Means and method for recovering egg whites : en
  • US1946389A - Mechanism for building submerged structures : en
  • US1945929A - Manufacture of seamless tubes : en
  • US1946145A - Winch : en
  • US1946349A - Process of treating sulphide ores : en
  • USD91453S - Design for a pull for slide fasteners : en
  • FR759538A - Marker jumper for cards and registers : en fr
  • GB405406A - Improvements relating to coffins : en
  • FR759506A - Process and apparatus for the preparation of acetone by catalysis from crude pyroligneous acid : en fr
  • DE592301C - Box tipper : de en
  • GB405589A - Improvements relating to impulse transmitters : en
  • FR43098E - Coupling device for railway wagons with non-automatic screw coupling and automatic coupling with central buffer : en fr
  • GB405594A - Improvements in cooking stoves provided with electrically heated cooking plates : en
  • GB405621A - Improvements in and relating to endless belt conveyors : en
  • DE592367C - Device for regulating the liquid level in containers, especially steam boilers : de en
  • DE592282C - Control valve for burners operated with liquid fuels : de en
  • FR759648A - Detachable connection for surgical instruments, especially for dentists' nerve pullers, with safety cord to prevent accidents : en fr
  • GB405553A - Improvements in or relating to power transmission for sewing and similar machines : en
  • FR43052E - Process for preparing glucinium fluoride from a double glucinium fluoride and an alkali metal : en fr
  • FR759785A - Continuous extraction device : en fr
  • GB405421A - A machine for filleting fish : en
  • DE592372C - Rail fastening by means of rail chairs : de en
  • GB405588A - Improvements in or relating to means for ventilating footwear : en
  • GB405507A - Improvements in frames for vehicles : en
  • DE592441C - Antenna with neighboring power lines, especially those used to illuminate the antenna mast : de en
  • FR43074E - Stroboscopic device more specially intended for laryngology : en fr
  • GB405401A - Improvements relating to core lapping heads : en
  • FR759671A - A method of recording and reproducing natural color cinematographic images on ordinary film : en fr
  • GB405319A - Improvements in or relating to sifting machines for middlings, semolina and the like, particularly grits, comprising horizontal collecting shaking trays : en
  • DE591742C - Device for the production of boxes, in particular neck boxes : de en
  • FR759632A - Steering machine with liquid or gaseous working agent, for air or water vehicles : en fr
  • FR759726A - Rubber shoes : en fr
  • FR759783A - Light screen device applicable to the back plate of motor cars : en fr
  • GB405496A - Improvements in or relating to apparatus for reproducing sound recorded on photographic sound films : en
  • FR759739A - Device for detecting the entrainment of sugary juices in the condensation water of sugar refineries : en fr
  • FR759705A - Improvements in the manufacture of filaments and other products of artificial materials : en fr
  • GB405453A - Improvements relating to reversing gearing : en
  • FR759598A - Heat transmitting mass for regenerative heat transmitting devices : en fr
  • FR759775A - Switching device for high frequency circuits : en fr
  • FR759812A - Steerable excavator : en fr
  • FR759628A - Balanced rotating flap wing : en fr
  • GB405525A - Improvements in or relating to methods of reclaiming the bulbs of burned-out electric lamps : en
  • GB405660A - Improvements relating to shock absorber struts for aircraft : en
  • US1945778A - Combined steam engine and pulverulent fuel feeding device : en
  • GB405617A - Cylinder grinding tool : en
  • GB405422A - Improvements in or relating to roundabouts and like amusement apparatus : en
  • FR759535A - Cartridge dispenser : en fr
  • US1945524A - Piston packing : en
  • US1945801A - Vehicle leaf spring construction : en
  • FR43060E - Electric heater : en fr
  • GB405571A - Process for the obtaining of solutions of beryllium fluoride, starting from double fluoride of beryllium and an alkali metal : en
  • FR43058E - self-pumping centrifugal scrubber : en fr
  • GB405455A - Improvements in covers for books, loose leaf pads, memorandum sheets and the like : en
  • GB405483A - Improved light-fast inks for printing with rubber printing surfaces : en
  • DE592540C - Process for the production of hydrobromic acid esters of the china alkaloids : de en
  • FR759547A - Printing process for obtaining multicolored effects : en fr
  • US1945711A - Mining drill and bit : en
  • US1946201A - Automatic coal burner : en
  • US1946248A - Device for securing dry steam : en
  • US1946100A - Electrical dynamometer : en
  • US1946249A - Power plant apparatus : en
  • US1946355A - Plate glass polishing block : en
  • FR759653A - Soundproof telephone booth : en fr
  • FR759543A - Single control for the control, on board of an airplane, of an aerodynamic brake, of the brakes of the landing wheels and incidentally of the variation of lift : en fr
  • FR759682A - Coupling arrangement for signal transmission in telephone systems : en fr
  • FR759780A - Device for protecting car tires : en fr
  • DE592272C - Device for introducing the raw material into the crushing chamber of hammer mills : de en
  • DE592076C - Fluid switch : de en
  • GB405947A - Improvements in or relating to player grand pianos : en
  • US1946130A - Ferrous alloy : en
  • DE592261C - Automatic weft spool replacement device : de en
  • FR43094E - Improvements to recording cards for tabulating machines : en fr
  • FR759614A - Hair waving device enhancements : en fr
  • FR759784A - Process for the manufacture of indirectly heated cathodes : en fr
  • US1945691A - Combination day and sleeping railroad coach : en
  • DE592433C - Manufacturing process for a vehicle wheel : de en
  • DK48351C - Procedure for the production of molded articles with metal inserts. : da en
  • FR759589A - Lighters improvement : en fr
  • GB405469A - Auxiliary tube for air and water or similar screw propellers : en
  • GB405362A - Improvements in anti-theft devices for motor vehicles : en
  • US1945912A - Turning implement : en
  • AT136532B - Circuit arrangement for the reproduction of optical sound recordings. : de en
  • AT136440B - Device for heating liquids in vessels with narrow openings. : de en
  • DE592399C - Press for oily, moist and similar goods : de en
  • FR43081E - Automatic circuit breaker with or without thermal delay : en fr
  • FR759542A - Aileron control device for simultaneously or independently effecting the warping and variation of curvature of a wing : en fr
  • US1945914A - Production of water-soluble phosphate compounds : en
  • CA339222A - Heat-treating furnace : en fr
  • CA339243A - Tire cover rim forming apparatus : en fr
  • US1945741A - Screw driver : en
  • US1945790A - Process for making oil gas : en
  • US1946197A - Lamp assembly means : en
  • US1946205A - Coated paper and process of producing same : en
  • US1946153A - Protecting aluminum from corrosion : en
  • GB405460A - Improvements in and relating to electric discharge devices : en
  • US1945824A - Sand strainer for pumps : en
  • US1946437A - Art of producing molded pulp articles : en
  • AT136502B - Barrow edging. : de en
  • FR759833A - Small removable portable seat : en fr
  • GB405515A - Improved method of and apparatus for mixing granular material, particularly moulding sand : en
  • CA339299A - Piston ring : en fr
  • DE592277C - Process for the production of building panels : de en
  • US1945538A - Artificial fabric : en
  • US1946196A - Method and means for detecting flaws : en
  • FR759811A - Method and apparatus for reversing combustion engines : en fr
  • DE592333C - As a device for the up and down transport of loads, closing flap for the car body of trucks : de en
  • GB405490A - Apparatus for controlling and automatically stopping the supply of liquefled or compressed gases to expansion chambers : en
  • US1945637A - Faucet : en
  • US1945780A - Heel cushion : en
  • US1945802A - Radio tube tester : en
  • US1945843A - Canvas belt slat protector : en
  • US1946070A - Rolling discus metal blank : en
  • US1945607A - Television receiver : en
  • GB405410A - Improvements in or relating to slidable windows : en
  • GB405505A - Improvements in and relating to loose leaf binders : en
  • FR759670A - exhaust, for steam locomotive, with variable section nozzle and spiral guide : en fr
  • US1945905A - Sheet handling mechanism : en
  • DE592303C - Equipment on stranding machines to improve the capacity symmetry : de en
  • FR759752A - Improvement to double or multiple expansion steam engines : en fr
  • DE592292C - Process for the preparation of soluble, pourable and storage-stable sodium silicate compounds : de en
  • DE592279C - Scraper for disc roller grate : de en
  • DE592354C - Process for obtaining the acid-soluble metal content from a precipitate of silica, ferric compounds or clay which tends to gelatinize when acid is added : de en
  • FR43085E - Improvements to washing machines or the like : en fr
  • FR759686A - A method and apparatus for suppressing noise from internal combustion engines, in particular engines of airplanes, automobiles, motorcycles, etc. : en fr
  • GB405584A - Improved method and apparatus for the centrifugal wringing of cakes of yarns, filaments, cord, ribbon or the like : en
  • GB405653A - Improvements in safe load indicators for jib cranes : en
  • AU984932A - An improved totalizator and scratching board : en
  • US1945707A - Electric conduit system and fitting therefor : en
  • US1945723A - Synchronous induction-motor : en
  • US1945522A - Double projecting machine : en
  • US1946088A - Condensing lens system for motion picture projection : en
  • US1945796A - Gauge : en
  • US1946166A - Pump : en
  • US1946055A - Pigment : en
  • US1946329A - Process of cracking mineral oil : en
  • FR759502A - Arc tube ignition device : en fr
  • FR759536A - Orientation device : en fr
  • US1945726A - Ballast device : en
  • US1945769A - Method of sealing off : en
  • US1945941A - Discharge-valve : en
  • FR759643A - Installation of traffic signals : en fr
  • US1945792A - Windowed merchandise container : en
  • US1945951A - Afocal objectives : en
  • US1946462A - Composition of matter : en
  • US1945669A - Skinless and casingless sausage and method of packaging same : en
  • US1946243A - Machine for finishing bolts and screws : en
  • GB405445A - Improvements in carbon electrodes for electric arc lamps : en
  • FR759732A - Vertical heat accumulator : en fr
  • US1945744A - Apparatus for mining coal : en
  • US1945784A - Support for concrete dividers : en
  • US1945821A - Window regulator : en
  • DE592285C - Slingshot for dehumidifying textile wraps : de en
  • US1946270A - Metallurgical furnace : en
  • US1946273A - Rotary pump impeller : en
  • USD91462S - Combined jack and bumpers : en
  • US1946121A - Die lubricant : en
  • FR759572A - Method and device for the regeneration of bleaching baths : en fr
  • GB405666A - Improvements in or relating to mechanism for use in record-card controlled and othercalculating machines : en
  • US1946227A - Sheet metal radiator : en
  • US1946393A - Multiple filament electric lamp : en
  • AT136517B - Device and electrode for hydrogen ion concentration measurement and electrometric titration. : de en
  • DE592474C - Coupling for composite filter hoses : de en
  • FR759716A - Improvements to internal combustion engines : en fr
  • FR43062E - Powder composition for the preparation of adherent slurries intended for the treatment of plants : en fr
  • US1946231A - Process for the manufacture of alloys of precious metals which are amenable to heat treatment : en
  • AT136498B - Plaster base. : de en
  • US1945882A - Cultivator attachment for tractors : en
  • AT136448B - Gas heating burner. : de en
  • AT136485B - Device for automatic volume control in radio receivers. : de en
  • DE592166C - Mixture-compressing four-stroke internal combustion engine : de en
  • DE592340C - Feeding tobacco for cigar making machines : de en
  • DE592289C - Evaporator for the evaporation of solutions, especially for the extraction of salt : de en
  • DE592450C - Flat weft knitting machine : de en
  • US1945809A - Pigment composition : en
  • US1945921A - Trailer coupling : en
  • US1946052A - Process of manufacturing pigments : en
  • US1946010A - Azo-dyestuff and process of making same : en
  • US1945984A - Arrangement for preventing crosstalk in subaqueous sound installations : en
  • US1946149A - Ham boiler and the like : en
  • US1945957A - Finger nail enamel container and applicator : en
  • US1946381A - Burglarproof screen : en
  • US1946406A - Automatic cigarette lighter and ejector : en
  • US1945507A - Shelving construction : en
  • US1946090A - Method for coating fabrics : en
  • US1946238A - Die for forming spiral macaroni : en
  • DE592371C - Transfer cylinder, in particular gravure cylinder, with removable metallic outer layer : de en
  • DE592443C - Device for monitoring the correct winding of electrical conductors with several layers of paper tape : de en
  • GB405438A - Improvements in or relating to crank and equivalent mechanism for engines : en
  • DE592447C - Electric hot water storage tank : de en
  • DE592587C - Device for shortening or lengthening the distance of the head of typewriter type levers from their pivot point : de en
  • DE592400C - Viscose pump with variable delivery rate and star-shaped piston : de en
  • DE592484C - Wooden shoe : de en
  • GB405318A - Improvements in or relating to cutting or punching apparatus : en
  • DK48340C - Device for Grinding or Sharpening Razor Blades. : da en
  • IE12841L - Electric trolly wires : en
  • DE592119C - Process for the production of concentrated acetic acid : de en
  • FR759644A - : fr
  • DE592599C - Method for the telephone transmission of several messages in the same transmission direction on a single transmission path : de en
  • US1945990A - Time meter : en
  • US1946135A - Motor vehicle brake : en
  • FR43088E - Manufacturing process for slippers, slippers, shoes, made of one-piece felt with invisible seams and products obtained by this manufacture : en fr
  • US1946051A - Automotive axle : en
  • US1946324A - High tension switch : en
  • GB405443A - Improvements in tipping trucks : en
  • US1945545A - Frequency control system : en
  • US1946085A - Mechanical pencil : en
  • DE592455C - Dressings, with the exception of sanitary towels : de en
  • DE592574C - Method and machine for checking files : de en
  • US1946137A - Combined beach bench, locker, and sunshade : en
  • GB405597A - Improvements in or relating to arc lamps : en
  • FR43070E - Improvements to flexible joints for interlocking pipes : en fr
  • GB405450A - A process for the production of highly concentrated nitric acid : en
  • FR759803A - Method of establishing nests for bras, hats, etc. : en fr
  • FR759754A - Nautical locomotion apparatus : en fr
  • GB405618A - Process for the manufacture of soluble arsenic-bismuth compounds : en
  • US1945601A - Glass apparatus : en
  • US1946056A - Apparatus for forming wall board into bundles : en
  • DE592501C - Gear transmission for electric rail drives with paw-bearing motors : de en
  • US1945646A - Hot and cold water mixing valve : en
  • US1946410A - Process of and means for making rotary pistons with stepped windings for use in connection with rotary piston engines : en
  • FR759517A - Multi-effect toy : en fr
  • DE592583C - Device on multi-stage piston steam engines : de en
  • FR43075E - Method and device for electrically transmitting signals by high frequency waves : en fr
  • GB405464A - Improvements in pistons with internal stiffening ribs : en
  • FR43095E - Concrete ceiling : en fr
  • GB405577A - Improvements in liquid level indicators : en
  • USD91461S - Design foe a lamp : en
  • US1945960A - Production of hydrocarbons : en
  • US1946143A - Paper handling machine : en
  • FR759768A - Vehicle or motor vehicle with movable platforms : en fr
  • US1945999A - Focusing lens mounting : en
  • US1946024A - Inking roller : en
  • US1946117A - Method of and apparatus for extruding valves and multiflanged pipe fittings : en
  • US1946242A - Lifting jack : en
  • AT136475B - Method and device for burning cement and similar material in a sintering furnace for final burning. : de en
  • US1946028A - Safe : en
  • AT136515B - Method and device for measuring the speed of propagation of current or voltage waves along lines. : de en
  • DE592351C - Electrical method and arrangement for the determination of porous layers penetrated by a borehole : de en
  • GB405565A - Improvements in or relating to electric pane-wipers : en
  • US1945825A - Shaft seal : en
  • US1946097A - Gate type rotary pump : en
  • DE592573C - Scanning device for small pointer deflections : de en
  • US1946237A - Outlet for electrical conduits and method of applying the same : en
  • CA339148A - Poultry band : en fr
  • US1945857A - Binding post : en
  • US1946255A - Preparation of carboxylic acids : en
  • US1945606A - Fluid brake : en
  • US1945736A - Liquid level indicator : en
  • US1945781A - Child's seat : en
  • FR759635A - Electromagnetic device for recording and reproducing sound : en fr
  • GB405582A - Improvements in or relating to electrical controlling apparatus for hydraulic accumulators loaded with compressed air : en
  • GB405599A - Dry cell rectifier : en
  • GB405615A - Improvements relating to high speed boats, hydroplanes, seaplane floats, flying-boathulls and other high speed watercraft : en
  • GB405340A - Improvements in or relating to titanium pigments and paints : en
  • GB405499A - Improvements in and relating to gaseous electric discharge apparatus : en
  • AT136486B - Electric discharge tube. : de en
  • AU1113833A - Apparatus for the suspension of cooking utensils over a camp fire : en
  • AT136405B - Method for harvesting seeds. : de en
  • GB405385A - Improvements in air release and ventilating valves for water mains and the like : en
  • US1945998A - Coating composition : en
  • US1945650A - Stiffener for footwear and method of preparing the same : en
  • AT136544B - Dough molding machine. : de en
  • US1945866A - Weasand and method for preparing the same : en
  • US1946285A - Package and container therefor : en
  • AT136482B - Process for the preparation of new, crystallized digitalis glucosides. : de en
  • DE592312C - Hand-held device for igniting solid fuel in furnaces using an electric heater : de en
  • US1946178A - Draft gear : en
  • US1946258A - Preparation of organic acids : en
  • US1945613A - Pilferproof box : en
  • AT136433B - Device for raising and pulling back the roof of automobiles and other vehicles. : de en
  • US1945631A - Printing press : en
  • US1945657A - Valve : en
  • US1946321A - Cleaning device : en
  • US1946364A - Key-permutation lock : en
  • US1945603A - Carburetor throttle operating mechanism : en
  • US1945829A - Screw holder device : en
  • US1945783A - Cotton extracting and cleaning machine : en
  • US1945734A - Doorlock and framing : en
  • US1945785A - Aerial advertising device : en
  • CA339146A - Gas element elimination by cold : en fr
  • AU1116633A - Improvements in and relating to flanged caps of containers : en
  • US1945892A - Rivet setting machine : en
  • US1946314A - Battery filling device : en
  • CA339260A - Motion picture machine : en fr
  • US1945664A - Self-locking electrical connecter : en
  • US1946313A - Tensioning device : en
  • US1945583A - Separation of finely divided impurities from liquids : en
  • US1945523A - Electric meter : en
  • US1945972A - Register and grille : en
  • US1946150A - Coating of aluminum : en
  • AT136514B - Telecommunication air cables. : de en
  • AT136519B - Process for the production of a base material for metal cleaning agents. : de en
  • CA339219A - Facial cloth : en fr
  • AT136495B - Shoe insole for cushioning the foot. : de en
  • AT136451B - Mailbox. : de en
  • AT136402B - Method and device for the production of butter from whole milk. : de en
  • DE592512C - Core or jacket transformer : de en
  • CA339224A - Conveyer for cylindrical articles : en fr
  • AT136459B - Trouser holder. : de en
  • US1946308A - Apparatus for radiocommunication : en
  • CA339185A - Golf club shaft : en fr
  • AT136512B - Telephone transmission system consisting of a trunk line and a subscriber line. : de en
  • US1945853A - Stone crusher : en
  • US1945612A - Closing means for collapsible tubes : en
  • FR759581A - Improvements to games featuring a biconical steering wheel : en fr
  • AT136432B - Stop light switching device for bicycles or the like. : de en
  • AT136529B - Lampshade. : de en
  • FR759849A - Device showing numbers, letters or inscriptions : en fr
  • US1945794A - Punching machine : en
  • US1945983A - Method of and apparatus for manufacturing hollow glassware : en
  • US1946125A - Liner block for tubular fluid-cooled walls : en
  • US1945817A - Means for admitting air to a fire box : en
  • US1945835A - Fare collection system : en
  • US1946342A - Meter hanger : en
  • US1945981A - Apparatus for hendling webs of cloth : en
  • US1946254A - Preparation of carboxylic acids : en
  • US1946440A - Apparatus and method of finishing rollers : en
  • US1946044A - Locomotive stoker : en
  • US1946223A - Translating device : en
  • FR759569A - Pneumatic or hydraulic servo-brake particularly applicable to automobiles : en fr
  • GB405479A - Process for assembling cast or moulded building blocks and the like : en
  • US1945899A - Folding mechanism : en
  • US1946105A - Sanitary dispensing cabinet for surgical gauze and the like : en
  • FR759637A - Heat exchanger device for hot gases circulating at very high speed : en fr
  • DE592336C - Mechanical display device for shooting ranges : de en
  • DE592593C - Device for transmitting line signals to the moving train : de en
  • FR759526A - Improvements to the nails of the balls of the boules set : en fr
  • FR759578A - Process for the production of short powerful sounds : en fr
  • GB405348A - Improvements in or relating to guards for power presses and the like : en
  • DE592358C - Incandescent lamp for liquid fuels : de en
  • FR759672A - Automatic lever switch : en fr
  • GB405516A - Improvements relating to automobile hand brake and other levers : en
  • US1945842A - Tape measure : en
  • CA339212A - Electrical remote control : en fr
  • CA339145A - Power transmission system : en fr
  • CA339269A - Motor benzol product : en fr
  • CA339182A - Locomotive : en fr
  • AT136437B - Process for regulating the temperature and humidity of room air. : de en
  • GB405471A - High intensity reflector : en
  • GB405514A - Improvements in luminous electric discharge tubes : en
  • AT136442B - Electric ignition device for oil burners. : de en
  • AU1112533A - Improvements in or relating tothe manufacture of woodpulp : en
  • AT136406B - Device for detaching meat from bones. : de en
  • DK48339C - Shaft attachment device for hand tools. : da en
  • US1946310A - Means for intermittently traversing photographic films and obtaining synchronized film and shutter movements in cinematographic cameras and projectors : en
  • US1945742A - Frost shield : en
  • USRE19071E - Clutch operating mechanism : en
  • US1945873A - Game apparatus : en
  • US1945986A - Grinding machine : en
  • AT136461B - Method and machine for cutting workpieces. : de en
  • CA339226A - Conveying system : en fr
  • US1946168A - Tire cover : en
  • US1946337A - Manufacture of submarine or other signaling cables : en
  • US1946206A - Sound motion picture : en
  • CA339285A - Telegraph system : en fr
  • US1945558A - Phonograph recording machine : en
  • US1946420A - Indexed cam-controlled clamping jig : en
  • GB405336A - Device for feeding tobacco leaves to a tobacco cutting machine : en
  • GB405368A - A process and apparatus for softening water : en
  • AT136494B - Devices for the electrolytic separation of substances from liquids, in particular from water. : de en
  • CA339127A - Zinc alloy : en fr
  • US1946252A - Method of and apparatus for propagating reactions : en
  • US1946265A - Terminal box : en
  • CA339189A - Window : en fr
  • US1946344A - Lubrication system : en
  • FR759627A - Improvements to corsets, belts, girdles, etc. : en fr
  • CA339223A - Cabinet type heater : en fr
  • DE592401C - Fuselage : de en
  • GB405419A - Improvements in or relating to sliding windows and the like : en
  • GB405538A - Improvements in moving-coil loud speakers : en
  • DE592298C - Process for the uninterrupted preparation of compressed gases from their liquid aggregate state : de en
  • DE592385C - Float for cleaning work : de en
  • AT136492B - Electrolytic capacitor. : de en
  • AT136443B - Traveling grate with agitator behind the filling chute. : de en
  • AT136462B - Mixer. : de en
  • US1945977A - Color photography objective : en
  • US1946014A - Back fire trap for internal combustion engines : en
  • US1946390A - Portable sawing mechanism and method of use : en
  • AT136441B - Electric flashlight. : de en
  • US1945562A - Lock switch : en
  • US1945630A - Modulation system : en
  • US1945832A - Illuminating apparatus : en
  • US1945978A - Potato peeling machine : en
  • US1945991A - Wall structure : en
  • US1945508A - Method of processing hydrocarbon oils : en
  • US1946280A - Control instrument, apparatus and method : en
  • AT136403B - Pull fuse. : de en
  • US1945934A - Burner : en
  • US1946367A - Automobile rubber tire tread construction : en
  • US1946429A - Automatic lathe : en
  • AU1127333A - Improved open fire room heating device : en
  • CA339296A - Staple fibre manufacture : en fr
  • CA339248A - Centrifugal mercury switch : en fr
  • DE592458C - Freight elevator with flexible pulling elements as a guide way for the conveyor vessel : de en
  • US1946304A - Oil well apparatus : en
  • FR759839A - Fixed winding and collector converter : en fr
  • GB405388A - Improvements relating to electric circuit breakers : en
  • CA339170A - Electric intermittent switch : en fr
  • GB405380A - Improvements in or relating to means for deadening sounds in tunnels : en
  • DE592607C - Process for the removal of resin formers from gasolines to be used as motor fuel : de en
  • FR759821A - Manufacturing process for high molecular weight amino acid esters : en fr
  • GB405984A - Improvements in lamp shades and process of and means for making the same : en
  • CA339181A - Locomotive : en fr
  • US1946144A - Flexible damper clutch plate assembly : en
  • CA339152A - Paper sheet numbering apparatus : en fr
  • AT136466B - Key lever cash register with a receipt sensing device. : de en
  • US1945539A - Electric fuse : en
  • US1945919A - Life saving mask : en
  • US1945595A - Shackle : en
  • US1946011A - Coal dust furnace : en
  • US1945945A - Display device : en
  • US1945666A - Indicating system : en
  • AT136545B - Dough dividing device. : de en
  • AT136533B - Device for recording or reproducing sound films. : de en
  • DE592043C - Weight compensation device for sliding windows or the like. : de en
  • DE592569C - Process for the preparation of sulfonation products of higher fatty alcohols : de en
  • US1945834A - Valve : en
  • US1946435A - Vehicle accelerated traffic signal : en
  • US1946025A - Filling machine : en
  • USD91456S - Design for a wheel : en
  • AT136500B - Closure for pockets. : de en
  • FR759594A - New product for gilding cookies, pastry, bread, etc. : en fr
  • DE592558C - Process for the production of precious metal fittings of high hardness : de en
  • FR759835A - Bolt to blind waterways : en fr
  • DE592382C - Process for the production of titanium composition pigments : de en
  • DE592435C - Tamping device for coking coal : de en
  • US1946396A - Attachment for shoes for golf and other sports : en
  • US1945513A - Lubricating fixture : en
  • US1945739A - Adjustable bracket for lamps : en
  • US1945878A - Shipping package : en
  • US1946184A - Solar heater : en
  • CA339239A - Meat product : en fr
  • CA339242A - Lubricating apparatus : en fr
  • US1946194A - Trailer coupler : en
  • US1946263A - Friction coupling : en
  • US1946220A - Cooker : en
  • AT136424B - Oxygen breathing apparatus. : de en
  • DE557707C - Device for separating the cigarettes supplied by a stick cigarette machine : de en
  • DE592402C - Metal propeller : de en
  • FR759757A - Method and means of decoration : en fr
  • US1945681A - Truss tile : en
  • US1946136A - Internal-combustion engine : en
  • AT136454B - Method and device for the manufacture of assembled glass objects. : de en
  • CA339246A - Door mechanism : en fr
  • US1946084A - Feeding mechanism for grinding mills : en
  • CA339198A - Electrodeposition method and apparatus : en fr
  • US1945968A - Television system and apparatus : en
  • US1946247A - Brewing device : en
  • US1946283A - Toothbrush : en
  • US1946327A - Method of manufacturing a magnesia cement : en
  • USD91472S - Design for a glider supporting frame : en
  • AT136465B - Cash register. : de en
  • AT136407B - Device for separating the rib parts from chopped up tobacco leaves by means of an air stream. : de en
  • US1945574A - Folding chair : en
  • CA339218A - Water tube branch fitting : en fr
  • US1945573A - Display rack : en
  • US1945670A - Roll support shifting device : en
  • AT136504B - Double-acting two-stroke internal combustion engine with a compressor acting as a gas pump. : de en
  • US1946279A - Cut-out for incandescent electric lamps and similar devices : en
  • US1946107A - Radio receiving circuit : en
  • US1946417A - Fastening means for curtain rods, portiere rods, or the like : en
  • US1946057A - Preservative : en
  • CA339135A - Book lamp : en fr
  • CA339147A - Pneumatic shears : en fr
  • US1946356A - Glass cutting apparatus : en
  • AT136479B - Device on photographic apparatus for determining the shutter and aperture values corresponding to the respective exposure. : de en
  • US1945596A - Automatic lubricating system : en
  • FR759503A - Balanced shut-off valve : en fr
  • GB405393A - Lubricator for axle or snaft bearings : en
  • FR759537A - Transmission channel : en fr
  • FR759650A - Wrist watch : en fr
  • FR759829A - Mechanical pencil with direct axial advance of the mine : en fr
  • DE592384C - Bed frame with semi-circular curved feet : de en
  • FR759746A - Improvements to photoelectric cells : en fr
  • FR759807A - Shoe with straightened sole edge : en fr
  • FR43054E - Reaction propulsion process and devices : en fr
  • FR759765A - Advanced watch exhaust bridge : en fr
  • GB405424A - Improvements relating to sparking contacts for electric switches, circuit breakers and the like : en
  • CA339264A - Bed spring : en fr
  • US1946193A - Potato chip cutter : en
  • GB405658A - Improvements in or relating to fuel oil : en
  • DE592448C - Electric welding press for plane-parallel welds : de en
  • DE592505C - Protection device for three-phase networks : de en
  • DE592562C - Machine for flaring and broaching rock drill bits : de en
  • FR759563A - Method and punch for cutting gloves : en fr
  • CA339176A - Roller skate : en fr
  • CA339184A - Shoe sole glueing process : en fr
  • GB405316A - An improved device for aerating a liquid after it has passed through the nozzle of a tap : en
  • US1946442A - Apparatus for making frozen confections : en
  • FR759701A - : fr
  • FR759707A - Device for automatic centering of coil parts by means of bodies moving on conical surfaces coaxial with the axis of rotation : en fr
  • GB405412A - Improvements in and connected with means for suspending and guiding slidable tool-holders used on road scarifying apparatus : en
  • GB405965A - Improvements in or relating to radio receivers : en
  • FR759679A - part for packaging made of agglomerated cork, arranged between protective surfaces : en fr
  • GB405440A - Improvements in and relating to cutter tools of the insertable blade type : en
  • DE567996C - Grinding device : de en
  • DE592492C - Slide connection in which the slide sections are braced against each other by frames using wedges : de en
  • DE592374C - Lids designed for accumulator cells : de en
  • GB405523A - Improvements in or relating to the manufacture of cans, canisters and like metal containers : en
  • DE592328C - Device for creasing or scoring paper, cardboard and the like. like : de en
  • US1945950A - Anamorphosing objective : en
  • CA339249A - Magnet system : en fr
  • US1945514A - Shield for agricultural implements : en
  • US1945677A - Seal : en
  • US1946047A - Thermionic amplifier : en
  • FR759751A - Method and device for detaching the web in cards : en fr
  • FR759638A - Return device for quick-acting regulators : en fr
  • FR43092E - Process for the preparation of aromatic oxyaldehydes : en fr
  • CA339256A - Combined volume and tone control : en fr
  • FR759616A - Cable end box and similar devices for high voltage line ends : en fr
  • FR759795A - Aiming device for firearms for shooting at movable goals : en fr
  • GB405398A - Improvements in the refining of cotton seed oil : en
  • DE592307C - Device for the electrical remote setting of any object using transmitter resistance, receiver resistance and differential relay for accelerated setting of the receiver : de en
  • FR759699A - Improvements in the melting and treatment of glasses, enamels and similar products : en fr
  • GB405524A - Improvements in or relating to electric circuit interrupters : en
  • DE592379C - Resistance-dependent protective device : de en
  • GB405541A - Improved method of manufacturing gramophone discs : en
  • GB405964A - Improvements in or relating to processes for the manufacture of luminescent screens suitable for use in braun tubes and like apparatus : en
  • FR759736A - Educational device or toy : en fr
  • DE592504C - Switchgear with withdrawable switch that is alternately connected to one of several busbar systems by means of plug contacts : de en
  • CA339175A - Toy : en fr
  • FR759721A - Improvements to winding presses for the manufacture of bricks, building blocks, slabs, etc. : en fr
  • GB405325A - Improvements in and relating to methods of and apparatus for radio direction finding : en
  • FR759662A - Process for the preparation of agents for the control of moths : en fr
  • GB405334A - Device for feeding tobacco leaves to a tobacco cutting machine : en
  • GB405364A - Improvements in flushing apparatus : en
  • GB405604A - Improvements relating to amplifiers for photo-electric currents : en
  • FR759802A - Electric switch device : en fr
  • FR759713A - Regulator for carbonic acid : en fr
  • GB405665A - Improvements in and relating to electric regulating apparatus : en
  • GB405436A - Improvements relating to electromagnetic relays : en
  • DE592352C - Steam boiler firing with the mechanically moved grate in front of the dry fuel shaft : de en
  • FR759676A - Device for mounting an incandescent cathode in cathode ray tubes : en fr
  • FR43059E - Method and device for electrically transmitting signals by high frequency waves : en fr
  • FR759719A - Refrigerating apparatus intended for the storage, preservation and cooling of foodstuffs, perishables, etc. : en fr
  • GB405477A - Photographic recording of sound : en
  • FR759734A - Method of paving the roadways and paving stones allowing : en fr
  • GB405433A - Improvements in or relating to the electro-deposition of metals : en
  • GB405504A - Process of manufacturing fertilizers from raw phosphate : en
  • DE592596C - Pendulum frequency receiver for ultrashort waves : de en
  • DE592308C - Arrangement for counting earth faults : de en
  • FR759708A - Camera for photographing documents : en fr
  • GB405394A - Improvements in or relating to the recovery of solvent used in dry cleaning : en
  • DK48344C - Device for air rings on wagon wheels for rail vehicles. : da en
  • FR43061E - Two-stroke, twin-cylinder internal combustion engine : en fr
  • FR759545A - Device for handling metal drums : en fr
  • FR759591A - Lick stone for animals : en fr
  • GB405501A - Improvements in metal vapour discharge apparatus : en
  • GB405361A - Improvements in or relating to the melting or conditioning of glasses, enamels and the like : en
  • FR759566A - Vehicle refinements : en fr
  • US1946156A - Check for steering mechanism : en
  • US1946295A - Furnace door frame : en
  • DE592561C - Feed device for the drilling spindle in drilling machines : de en
  • DE592597C - Arrangement for receiving ultra-short electrical waves : de en
  • GB405570A - Improvements in or relating to submersible pumps : en
  • DE592331C - Roll-up poster : de en
  • US1946446A - Composition of matter and process of preparing the same : en
  • GB405448A - Improvements in or relating to sliding clasp fasteners : en
  • US1945571A - Automatic display apparatus : en
  • US1945611A - Process for treating vanadium ores : en
  • US1945759A - Rotary gas pump : en
  • US1946062A - Clutch mechanism : en
  • US1946459A - Method for producing synthetic resin : en
  • AT136423B - Pavement made of hollow metal paving blocks. : de en
  • FR43076E - Beer system adapted for the preservation of bodies after death : en fr
  • FR759810A - Process for manufacturing reinforced concrete tanks having a protective coating on their inner walls : en fr
  • DE592424C - Motor protection switch, consisting of a thermal release in all or individual phases and a contactor switch : de en
  • FR759595A - Automatic washing and drying filters : en fr
  • US1945542A - Parasiticide and method of making the same : en
  • US1945714A - Process of impregnating porous material with solid substances : en
  • GB405420A - Improvements in fencing : en
  • FR759590A - Portable apparatus for the direct reproduction, using diffused light, of any documents : en fr
  • GB405531A - Improvements in power-directional relays : en
  • US1946159A - Protein solution and new protein derivative and process of making same : en
  • US1946172A - Cast spider construction : en
  • US1945621A - Means for carrying reels of paper in printing and other machines : en
  • US1946239A - Electrician's tool : en
  • USD91471S - Design fob a lamp shade : en
  • US1945845A - Lubricating means : en
  • US1945679A - Corrosion resistant alloy : en
  • DE592309C - Arrangement for regulating AC power lines : de en
  • GB405379A - Improvements in apparatus for gas analysis, particularly for the eudiometric estimation of gaseous mixtures containing firedamp : en
  • US1946443A - Fuel distributing system : en
  • FR759534A - Diffuser filter for radiological examinations : en fr
  • US1946232A - Game apparatus : en
  • FR759677A - Formwork wire tensioner : en fr
  • FR759825A - Windshield regulator : en fr
  • US1945947A - Cereal food : en
  • US1946453A - Conveying mechanism : en
  • DE592329C - Machine for making paper bags : de en
  • DE592489C - Rubbish bin with a handle and a lid that can be opened with a footstep : de en
  • DE592337C - Paint stick : de en
  • DE592338C - Magnetic skill game : de en
  • FR759548A - Further development of electrical combiners : en fr
  • FR759513A - Vehicle for the transport of household waste and any other matter : en fr
  • FR759602A - Method and device for sterilizing a pasteurization plant for liquids composed of circulating heaters with corresponding coolers : en fr
  • GB405416A - Improvements in or relating to boots and shoes : en
  • US1945708A - Igniter for coal furnaces : en
  • FR759546A - Device for automatic control of maneuvers carried out on a device in execution of orders transmitted from afar, for example from the gangway to the machine on board ships : en fr
  • CA339293A - Textile fabric : en fr
  • US1946451A - Production of metal castings : en
  • AT136508B - Oscillograph tube. : de en
  • FR759564A - Manufacturing process for slippers and other similar articles : en fr
  • GB405367A - Improved means for securing electric insulators to supporting members : en
  • DE577479C - Clamping device for the sound pen, especially on electric pickups : de en
  • GB406006A - Process for the destructive hydrogenation of distillable carbonaceous materials : en
  • US1946133A - Testing apparatus : en
  • DE592577C - Roof for motor vehicles : de en
  • FR759533A - Improvement in the method of fixing insulators of overhead power lines and device for its application : en fr
  • DE592581C - Slotting and cutting machine : de en
  • FR759642A - Automatic die cutter for extruded bricks : en fr
  • FR759805A - Improvements to automotive car braking systems : en fr
  • GB405354A - Electrically sterilizing food products or the like : en
  • GB405369A - Improvements relating to automatic fire arms : en
  • GB405630A - Improvements relating to loose leaf books : en
  • DE592347C - Plug with protective circuit : de en
  • DE592523C - Pulp mill for the aftertreatment of dissolving substances and for comminuting wood pulp, cellulose and the like. like : de en
  • FR759550A - Quiet variable speed drive, especially intended for driving cinematographic devices : en fr
  • FR759766A - Process for preparing high molecular weight organic, plastic and colored materials : en fr
  • FR759665A - Device for connecting two more or less flat parts, in particular for shoes : en fr
  • US1945985A - Manufacture of bottles and other articles in glass and apparatus therefor : en
  • DE592423C - Selector for telephone systems in which the drive takes place via an electromagnetically controlled clutch from a machine : de en
  • FR759758A - Heat insulating plate : en fr
  • GB405675A - Improved manufacture of seed disinfectants and their application : en
  • US1945753A - Signaling device for typewriters : en
  • US1946202A - Ethylene glycol phthalate : en
  • US1946359A - Fabric guiding means for sewing machines : en
  • FR759600A - Safety valve : en fr
  • FR759761A - Device for exploring light sound recordings for the reproduction of soundtracks comprising several parallel sound lines : en fr
  • FR759587A - Improvements to oral washing machines that are part of dental office equipment : en fr
  • DE592475C - Machine for heat treatment for chocolate mass : de en
  • GB405491A - Manufacture of insulating materials : en
  • FR759704A - Improvement in hydraulic seals applicable more particularly to diving clothes and diving devices : en fr
  • FR759800A - Process and device for the continuous concentration, by cold, of wines, musts and solutions in general : en fr
  • FR759520A - Improvements to mowers and other agricultural machinery : en fr
  • GB405411A - Improvements in and relating to electric light fittings : en
  • FR43056E - Beet scraper : en fr
  • DE592524C - Process for the production of a translucent, tough and embossable paper for artificial plant and flower leaves : de en
  • GB405649A - Improvements in and relating to electrical connectors and the manufacture thereof : en
  • DE592313C - Process for processing ready-made and tanned fur skins : de en
  • DE592578C - Rotating automatic capping machine : de en
  • DE592394C - Mold for the production of plate-shaped chocolate bodies : de en
  • AU1112633A - Improvements in or relating to methods and means for frequency control of radio and like transmitters : en
  • US1945665A - Supervisory control system : en
  • US1945877A - Metal working and article produced thereby : en
  • US1946095A - Treatment of hydrocarbon oils : en
  • US1946250A - Candy container or the like : en
  • CA339273A - Slicing machine : en fr
  • DE592442C - Arrangement for automatic switching on and off of radio and other electrical devices : de en
  • DK48341C - Pressure regulator. : da en
  • US1945648A - Wrapper : en
  • DE592294C - Automatically reversible ribbon switching device for office printing machines : de en
  • GB405495A - An improved method of operating grid-controlled mercury vapour valves : en
  • CA339190A - Valve seat ring tool : en fr
  • CA339217A - Water tube branch fitting : en fr
  • US1945856A - Therapeutic applicator employing vapor passed through a beam of radiant energy : en
  • US1945674A - Ringless piston : en
  • US1945993A - Alternating current rectifying installation : en
  • US1946083A - Furnace wall : en
  • US1946330A - Adhesive liquid container adapted to ready use, and means of sealing the same : en
  • US1946339A - Fuel injection device for internal combustion engines : en
  • US1946287A - X-ray equipment : en
  • CA339221A - Centrifugal bowl : en fr
  • US1945932A - Hair curler or waver : en
  • DE592350C - Metal vapor rectifier with anodes that are individually enclosed by protective tubes and arranged in two concentric rings : de en
  • FR43077E - Improvements to Incandescent Lamps of Optical Devices : en fr
  • GB405502A - Improvements in or relating to playing cards : en
  • FR759689A - Method and device for automatic synchronization of rotary movements and their application to the transmission of images : en fr
  • CA339278A - Cup machine : en fr
  • GB405513A - Improvements in air-driven gyroscopes : en
  • US1946138A - Pneumatic stopper for gas-mains : en
  • US1946165A - Pneumatically operated cut-out for alternating current motors : en
  • US1945642A - Fruit jar lifter : en
  • US1946118A - Chamber coil connection : en
  • US1946175A - Water indicator : en
  • US1946402A - Cultivator : en
  • DE592397C - Process for the production of retouched glossy copies : de en
  • DE592417C - Process for separating gases or vapors from gaseous mixtures : de en
  • US1946157A - Automatic draft regulator : en
  • US1946017A - Window pane seal : en
  • US1946225A - Tractor cuide : en
  • DE592549C - Remote monitoring of electrical apparatus, in particular electrical switches, by means of optical and acoustic signals : de en
  • GB405997A - Improvements in or relating to methods of electrically heating or drying materials : en
  • US1946058A - Amino-aromatic ketones and method of making same : en
  • US1945980A - Cathode ray tube : en
  • US1946340A - Spring : en
  • US1946348A - Hydraulic driving and control mechanism for a reciprocated member : en
  • US1946436A - Resynchronizing system for master and secondary controllers : en
  • US1945553A - Air conditioning unit : en
  • US1945570A - Lens system : en
  • AT136491B - Circuit arrangement for eliminating interfering alternating voltages between the cathode and the other electrodes of the tubes of amplifier arrangements. : de en
  • AU1552433A - Improved (oil bath) working head : en
  • DE1289426U - : de
  • AT136457B - Method and device for the production of workpieces from concrete, reinforced concrete od. : de en
  • US1945900A - Rotor wheel : en
  • US1946126A - Breathing device : en
  • DE592516C - Method and device for the production of wound bodies with inclined rims on rayon spinning machines : de en
  • DE592527C - Process for the preservation of hypersensitized photographic emulsions : de en
  • DK48346C - For sound recording and similar purposes determined Oscillograph. : da en
  • US1945735A - Antenna compensator : en
  • US1946226A - Parking light control for automotive vehicles : en
  • US1945636A - Internal combustion engine : en
  • US1946278A - Washing machine : en
  • US1945926A - Method of and apparatus for producing motion-pictures : en
  • CA339200A - Fuel for lighters : en fr
  • US1946399A - Air release mechanism for dispensing apparatus : en
  • DE592420C - Continuously acting absorption refrigeration machine : de en
  • FR759697A - Use of cardboard paste or any other semi-rigid plastic material for making a single-piece frame : en fr
  • GB405558A - Improvements in or relating to kettles and other similar utensils : en
  • GB405602A - Process for the manufacture of mats, floor coverings or the like of animal or vegetable fibres : en
  • US1946292A - Electric valve converting apparatus : en
  • US1946441A - Mechanism and method of finishing rollers : en
  • GB405396A - Improvements in stocking and like suspenders : en
  • DE592566C - Floating dock : de en
  • US1946158A - Clamping chuck for tools : en
  • DE592316C - Process for making butyrometers : de en
  • DE592503C - Circuit arrangement for the transmission of impulses over double-directional connecting lines in telephone systems with dialer operation : de en
  • DE592580C - Pointed iron or chisel, primarily for mining : de en
  • GB405646A - Iron cradle for quick loading and unloading of goods on and off lorries : en
  • US1945851A - Wire coating machine : en
  • US1945789A - Advertising device or toy : en
  • US1945551A - Manufacture of pigments by wetprecipitation : en
  • US1945940A - Ophthalmological instrument : en
  • US1946063A - Lubrication device : en
  • US1946067A - Reduction of the viscosity of cellulose nitrate : en
  • US1946203A - Coated paper and process of producing same : en
  • US1946229A - Heated separator tank for oil field emulsions : en
  • FR759847A - Improvements to ball-joint connecting rods : en fr
  • DE592345C - Device for distilling and rectifying liquids : de en
  • GB405400A - Improvements relating to cycle and like saddles : en
  • AT136501B - Suction strips for paper machines and processes for producing the same. : de en
  • AT136535B - Corselet, corset or the like. : de en
  • US1946276A - Spool box : en
  • US1946081A - Light metal piston : en
  • DE592427C - Heat meter : de en
  • CA339233A - Tire tube shaping apparatus : en fr
  • US1946282A - Control system : en
  • US1946039A - Precoating in filtration : en
  • US1946267A - Float tank bulb : en
  • US1945685A - Umbrella : en
  • GB405451A - Improvements in or relating to calorifiers or heat exchangers for use in connection with domestic hot water systems : en
  • GB405656A - Improvements in and connected with speed finders and with bombsights for use in aircraft and for other purposes : en
  • US1945584A - Protective paint or lacquer for food containers : en
  • AT136435B - Respirator. : de en
  • CA339138A - Egg beater : en fr
  • CA339287A - Braking device : en fr
  • FR759549A - Pendulums, electric clocks or alarm clocks with pendulums or pendulums : en fr
  • US1946127A - Vacuum brake system for automotive vehicles : en
  • US1946353A - Flood packer : en
  • USD91476S - Design for paper : en
  • AT136464B - Method and device for the production of corrugation-free, cast mirror panes and glass plates. : de en
  • US1946004A - Protected motion picture film and method of making same : en
  • US1946375A - Veneer machine : en
  • GB405462A - Apparatus for carrying out gas reactions : en
  • FR759629A - Billiard table : en fr
  • US1946253A - Copying lathe for shoe-lasts and the like : en
  • FR759843A - Electric relay with controlled opening time : en fr
  • GB405468A - Prepayment radio receiving apparatus : en
  • DE592319C - Coal shovel with lid : de en
  • GB405542A - Method of and apparatus for making foam for fire-extinguishing : en
  • GB405674A - Improvements in or relating to nut locking devices : en
  • DE592414C - Clock with two minute hands : de en
  • FR43055E - Improvements to furnaces for the incineration of household waste : en fr
  • DE1289289U - : de en
  • FR759630A - Device for exact measurement or comparison of electrical impedances : en fr
  • GB405959A - Improvements in or relating to variable speed gearing : en
  • US1946050A - Window opening and closing device : en
  • US1946385A - Sign and indicator : en
  • FR759645A - Electric lamp : en fr
  • GB405363A - Improvements in coin-controlled meters : en
  • GB405305A - Improvements in, or relating to, the manufacture of concrete and apparatus for use therewith : en
  • US1946036A - Brake : en
  • GB405386A - Improved means for playing games of skill and chance : en
  • GB405526A - A machine plant comprising two or more prime movers working with irregular torque, the powers of which are transmitted through gearing to a common shaft : en
  • GB405678A - Improvements in label clips for railway wagons and the like : en
  • FR759738A - Drapery ring : en fr
  • GB405301A - Improvements in or relating to the automatic control of fuel admission in internal combustion engines : en
  • GB405395A - Improvements in and relating to dry cleaning apparatus : en
  • GB405534A - Improvements in pantographic mechanism for grading machines : en
  • GB405482A - Improvements in chucks for drills and the like : en
  • FR759798A - DC generator without collector : en fr
  • GB405332A - Transmission lines for ultra-short electromagnetic waves : en
  • FR759723A - Method and device for fixing the bases of electrical apparatus, in particular of incandescent lamps : en fr
  • FR759603A - Automatic clutch and gear or gear change device for motor vehicles : en fr
  • FR759619A - Complete airlock : en fr
  • US1945737A - Heat treatment of aluminummagnesium alloys : en
  • AT136408B - Device for refining roses, fruit trees, etc. like : de en
  • CA339257A - Oscillation generation : en fr
  • US1946207A - Plumbing installation : en
  • DE592585C - Hand pressure roller with rotating handles for producing lithographic proofs and transfers : de en
  • FR759769A - Rotating house for sun treatment, etc. : en fr
  • AT136489B - Device for introducing healing substances in solid form into the throat of humans or animals. : de en
  • US1945564A - Wall and ceiling construction : en
  • US1945614A - Lubricating oil : en
  • US1945939A - Portable electric circuit cut-in : en
  • US1945955A - Draft controlling apparatus for furnace flues : en
  • US1946228A - Telephone system : en
  • CA339183A - Overcoat or raincoat : en fr
  • FR759715A - Advanced Circular Loom : en fr
  • AT136460B - Machine for carroting fur on the skin. : de en
  • FR759678A - Gradual speed change : en fr
  • US1946427A - Tuft pile fabric loom : en
  • DK48358C - Resilient Steering and Front Fork Lock for Bicycles. : da en
  • DE592482C - Method and device for the automatic disengagement of self-acting closing machines : de en
  • GB405343A - Improvements in and relating to free wheel devices : en
  • US1945971A - Knitting machine : en
  • US1946407A - Heater : en
  • US1945578A - Treatment of rubber : en
  • US1945628A - Electrically heated device : en
  • US1945724A - Manifold : en
  • US1945895A - Typewriting machine : en
  • US1946027A - Clamping mechanism : en
  • DE592432C - Bending device for making boxes from sheet metal or wire mesh : de en
  • DK48347C - Apparatus for Line Patterning of Films. : da en
  • FR759770A - Device for pitting fruit : en fr
  • US1945544A - Frequency control : en
  • US1945721A - Method of and apparatus for producing motion pictures : en
  • GB405408A - Improvements in or relating to means for testing the parallelism and alignment of connecting-rod bearings or ends : en
  • GB405569A - Improvement in matrix composing and type line casting machine : en
  • US1946230A - Automobile radiator reflector cap : en
  • US1945787A - Stoker : en
  • US1945692A - Brake slack adjuster : en
  • US1945833A - Deep well turbine pump head and lubricating system therefor : en
  • US1946092A - Push-pull amplifier system : en
  • US1945516A - Process for refining hydrocarbon oils : en
  • US1945923A - 4.5-dimethyl-7-chloro-oxythionaph-thene and its indigoid derivatives : en
  • GB405452A - Bracelet : en
  • US1945532A - Truck body : en
  • DE592290C - Filter fabric cover for the filter discs of rotary filters : de en
  • DE592545C - Circuit arrangement for the optional connection of a telephone station to any of several lines transmitting acoustic signals : de en
  • AT136523B - Process and device for the production of guiding and bank revetments in rivers carrying bed load. : de en
  • CA339220A - Mail chute : en fr
  • US1945678A - Lubricated oil injector : en
  • US1945807A - Clutch and brake control mechanism : en
  • US1945938A - Fountain shaving brush : en
  • US1946213A - Telescopic sight : en
  • US1946306A - Welding torch : en
  • US1945903A - Blank feeder : en
  • AT136480B - Submersible motor. : de en
  • CA339206A - Electric switch : en fr
  • DK48343C - Procedure with Associated Product for Promoting the Growth of Plant Cultures Using Peat. : da en
  • CA339205A - White plaster : en fr
  • FR759584A - Personal protective device against toxic gases : en fr
  • CA339228A - Gear examining device : en fr
  • AT136505B - Process for the production of selenium cells. : de en
  • US1945886A - Conveying device for use in bakeries : en
  • US1945644A - Electric control for the printing mechanism of address-printing machines : en
  • US1945702A - Variable speed transmission : en
  • US1945924A - Refrigerating apparatus : en
  • US1946001A - Machine for making dough from cereals or the like : en
  • US1946301A - Fabric : en
  • CA339159A - Tire cover rim forming apparatus : en fr
  • DE592613C - Soot or dust separator for gas pipes : de en
  • DE592446C - Process for the production of glow cathode tubes with a mirror coating of the inner wall of the vessel intended to bind undesired gas residues, in which part of the wall is kept fog free : de en
  • DE592436C - Equipment for feeding high pressure vessels : de en
  • DE592383C - Process for the production of glue and gelatine in small pieces : de en
  • GB405493A - Improvements in or relating to hearing-aid devices : en
  • US1946160A - Revolving door speed control : en
  • US1946217A - Printing machine : en
  • USD91460S - Design for a lamp : en
  • US1945590A - Electrical distribution system : en
  • US1945779A - Lock : en
  • US1946041A - Grinding machine abrasive element : en
  • US1945531A - Rolling ladder for tanks : en
  • US1945688A - Arch support : en
  • CA339203A - Fastener : en fr
  • AT136537B - Stand-up collars and process for their manufacture. : de en
  • DE592299C - Austenitic steels with increased machinability : de en
  • DE592530C - Device for the remote transmission of pointer positions with a contact device that is constantly working under the influence of a measuring device and a compensation device : de en
  • US1945673A - Apparatus for assembling electric cells : en
  • FR759797A - Sound control and its applications to radio receivers and other similar devices : en fr
  • FR759567A - Improvements to internal combustion engines : en fr
  • AT136463B - Stand-up collar and method and device for its processing. : de en
  • AU1132433A - Method of producing printing blocks with correct colour values for multi-colour printing : en
  • CA339134A - Egg carton : en fr
  • GB405375A - Improvements in or relating to belting : en
  • GB405382A - Improvements in stoves or heating appliances for domestic and other purposes : en
  • GB405405A - Improvements in or relating to fishing nets : en
  • GB405300A - Improvements in or relating to variable speed gears : en
  • GB405407A - Improvements in or relating to the production of goods of or containing rubber : en
  • FR759568A - Improvements to discharge tube cooling devices : en fr
  • FR759771A - Electrically wound pendulum with striking power reserve : en fr
  • GB405539A - Improvements in arrangements for starting flight requiring no gliding : en
  • DE575922C - Process for the production of high-percentage, long-lasting aqueous emulsions of oils, fats and waxes : de en
  • FR759773A - Process for preparing magnesia, low in lime, and nitrate of lime from dolomite : en fr
  • GB405383A - Improvements in crushing machines : en
  • GB405397A - Improvements in railway vehicles : en
  • DE592411C - Method for the faster detonation of explosive charges : de en
  • FR759518A - Improvements to systems for transmitting news, information, concerts and more : en fr
  • US1945788A - Egg breaking machine : en
  • US1946173A - Garment : en
  • US1945883A - Tire tread splitting apparatus : en
  • US1946079A - Alkylolamine derivatives of aliphatic acids : en
  • US1946164A - Vehicle : en
  • US1946234A - Heat exchanger : en
  • DE592590C - Device for annealing the teeth of stand metal sheets : de en
  • AT136478B - Head pliers for hollow bodies with handles, especially made of glass. : de en
  • DE592554C - Arc rectifier with control bodies : de en
  • CA339240A - Slicing and packing machine : en fr
  • CA339197A - Container : en fr
  • FR759710A - Board game : en fr
  • DE592464C - Straw press : de en
  • DE592466C - Clamp for connecting intersecting plant stalks : de en
  • FR759725A - Steel alloys : en fr
  • US1946119A - Windshield wiper : en
  • US1945689A - Chemical container : en
  • US1945871A - Method of and apparatus for feeding molten glass : en
  • US1946181A - Dishwashing machine : en
  • USD91457S - Design for an artillery wheel : en
  • US1946077A - Method of producing porous gypsum products : en
  • DE592612C - Process for the production of a stocking on the flat weft knitting machine : de en
  • FR759831A - Improvements made to the top rollers of textile stretching mechanisms : en fr
  • CA339235A - Rubber antioxidant : en fr
  • US1945605A - Freezing tray : en
  • US1946219A - Ore concentrating unit : en
  • US1945749A - Vapor electric device : en
  • US1945830A - Motor controller : en
  • US1946087A - Brake testing machine : en
  • US1946132A - Electric switch : en
  • USPP86P - Peach : en
  • CA339139A - Necktie : en fr
  • DE592537C - Method and device for carrying out adsorptions : de en
  • US1945655A - nicholson : en
  • US1946372A - Combined filling station pump and vending machine : en
  • DK48361C - Combined Fertilizer Seeder and Wheel Cleaner. : da en
  • US1945800A - Control and timing apparatus : en
  • US1946298A - Filling mechanism and method : en
  • AU1140533A - Improvements in and relating to irrigation apparatus : en
  • DE565462C - Process for the liquefaction of a gas : de en
  • US1946114A - Production of nitrous oxide : en
  • US1946211A - Pneumatic method and apparatus for forming metal articles : en
  • DE592287C - Device for the automatic supply of bristles or the like for machines with filling mouthpiece for the production of brushes with different bristles or the like in different places : de en
  • DE592409C - Lock for railroad car doors : de en
  • DE592462C - Tobacco pipe with an insert pot divided across : de en
  • DE592332C - Process for the continuous production of pulp : de en
  • CA339196A - Colour photography : en fr
  • DE592278C - Process for melting inorganic substances that are second class conductors in an electromagnetic high frequency field : de en
  • GB405374A - Improvements in and relating to apparatus for forming confectionery shapes by deposition of plastic or semi-plastic substances : en
  • US1945660A - Instrument for determining atmospheric conditions : en
  • DE592553C - High voltage winding, especially for test transformers whose potential is fixed on one side : de en
  • FR759583A - Advanced device for connecting cables to overhead lines : en fr
  • DE592431C - Retraction device for pilgrim step rolling mills, especially for rolling thin rolled material (strips and sheets) : de en
  • US1945738A - Dust cover for reflectors : en
  • GB405349A - Process of and apparatus for treating a liquid with a second liquid that is not miscible therewith : en
  • US1945962A - Apparatus for aerating aquariums : en
  • DE592589C - Pull-through furnace : de en
  • FR759511A - Process for the manufacture of impellers for fans, compressors, boosters, pumps or similar turbo-machines, and impellers manufactured by this process : en fr
  • GB405580A - Folding roofs for motor-vehicles : en
  • US1946458A - Conveying mechanism : en
  • US1946026A - Color producing device : en
  • US1946099A - Electrical dynamometer : en
  • US1946315A - Means for packaging fruit or the like : en
  • AT136490B - Hard rubber containers with drip edge for electrical lead collectors. : de en
  • DE570242C - Method for manufacturing electrical capacitors, in which the active body is covered in a mold with a jacket made of an insulating material that softens when heated, using pressure and heat : de en
  • FR759659A - Advanced billiards : en fr
  • GB405360A - Improvements in the method of retaining flap gates and caissons for closing the entrances and divisions of dry and wet docks : en
  • US1945884A - Manufacture of metal coated sheets : en
  • FR43083E - Simplified gear change device without clutch, adaptable to the rear hub of a motor-bike or motorcycle : en fr
  • US1945732A - Wagon hitch : en
  • AT136520B - Device for moistening tobacco leaves pressed into bales. : de en
  • FR759553A - Illuminated police plate for motor vehicles : en fr
  • US1946043A - Gas control system and apparatus : en
  • US1946296A - Control means for high frequency apparatus : en
  • AT136401B - Insecticides. : de en
  • GB405489A - Improvements in and relating to charging compressors with waste gas turbines : en
  • GB405971A - Improvements in waste-traps for lavatory-basins, sinks and the like : en
  • FR43089E - Improvements to tracked vehicles : en fr
  • GB405403A - Improvements in or relating to steam traps : en
  • DK48360C - Locking and release mechanical for goods drawers and the like in vending machines. : da en
  • GB405572A - A device for polishing footwear heels : en
  • CA339166A - Sheet material article : en fr
  • US1945695A - Method and apparatus for making wire glass : en
  • US1945937A - Drill : en
  • US1946071A - Electric cut-out : en
  • US1945718A - Fabrication of thermo-plastic sheet material : en
  • FR759562A - Device for stretching skins : en fr
  • GB405474A - Improvements in resilient tyres with cells containing a compressed fluid : en
  • US1945964A - Roller bit : en
  • US1946245A - Production of methyl amine from dimethyl ether : en
  • DE592543C - Steam power plant working with superheated steam : de en
  • DE592611C - Process for the production of a stocking on the flat weft knitting machine : de en
  • DE592377C - Return device for rapid regulator : de en
  • DK48334C - Sealing device for Windows and Doors or similar. : da en
  • DE592437C - Device for counting tension axles with the aid of a rotating field counter : de en
  • FR43084E - Device and equipment for the industrial control of gaseous fluids : en fr
  • FR759664A - Method of manufacturing upholstered upholstery for automobile bodies : en fr
  • GB405439A - Improvements in or relating to valves for controlling the flow of fluids : en
  • AT136455B - Tightly closed neck bearing for glass rolling mills. : de en
  • US1945536A - Tufting mechanism : en
  • US1945654A - Device for cleaning bobbins : en
  • US1945710A - Reproducing device : en
  • DE592586C - Display rakes and display belts on printing machines : de en
  • US1945557A - Signaling system : en
  • US1945672A - Fuse : en
  • FR759733A - Improvements in rolling mills and similar devices : en fr
  • US1946290A - Short interval timer : en
  • US1946370A - Vending machine : en
  • DE592557C - Umbrella frame with roof poles forked on the outside : de en
  • USRE19072E - Brake mechanism for railway gars : en
  • US1945920A - Automatic train control : en
  • US1946075A - Anthropometer : en
  • GR4556B - ELECTRIC MACHINE FOR THE CONSTRUCTION OF WAVE DURATION OF THE COME. : el en
  • CA339232A - Tire noise reducing method : en fr
  • GB405957A - Improvements in or relating to variable speed gearing : en
  • US1945511A - Remote control apparatus : en
  • US1945898A - Rod handling : en
  • US1945902A - Heat generating unit : en
  • US1946186A - Remote controlling apparatus : en
  • DE592493C - Trash rack cleaner : de en
  • DE592555C - Process for the production of copper-containing polyazo dyes : de en
  • FR759675A - Vibrating valve device capable of giving sounds of all tones under aerodynamic action : en fr
  • DE592388C - Carburetors for internal combustion engines : de en
  • US1945846A - Cup dropping machine : en
  • GB405328A - Improvements in and relating to machines for re-shaping flattened can bodies : en
  • US1946185A - Fuel tank ejector : en
  • DE592271C - Starting device for internal combustion engines : de en
  • FR759588A - Process for the electrolytic refining of aluminum : en fr
  • GB405608A - Improvements in or relating to combustion control apparatus : en
  • GB405679A - Improvements in and relating to means for operating and securing windows, doors and the like : en
  • US1945840A - Calked sole structure : en
  • FR759509A - Soft rolling bag : en fr
  • GB405586A - Apparatus for washing drinking glasses and like articles : en
  • US1945729A - Protective device for windows : en
  • FR759731A - Finder for cameras : en fr
  • DE592438C - Device on electromagnetic rail brakes for braking current excitation : de en
  • DE592486C - Roller for roller skates : de en
  • FR759530A - Ping-pong racket training : en fr
  • GB405598A - Method of determining the concentration of mixtures of substances : en
  • US1945745A - Thermostat controlling temperature for centrai heating system : en
  • GB405503A - Improvements in or relating to mixing vessels and the like : en
  • FR759781A - Guide device for opening and closing curtains : en fr
  • GB405481A - Improved gas holder for delivering gas at constant pressure : en
  • US1945786A - Centrifugal apparatus : en
  • US1945841A - Dry closet : en
  • US1945850A - Fuel feed control mechanism : en
  • US1946261A - Electromagnetic switching device : en
  • DE592531C - Device for remote measurement of the most heavily loaded phase of a three-phase network : de en
  • DE592343C - Broadholder scissors : de en
  • DE592405C - Cylindrical filling tool with radially adjustable grinding jaws for grinding cylindrical inner surfaces : de en
  • FR759756A - Sand coloring process and resulting industrial product : en fr
  • FR759571A - Apparatus for classifying various products of irregular shape by size : en fr
  • FR759822A - Internal combustion engine with water injection producing vapor pressure in the cylinder : en fr
  • GB405353A - A new or improved wrench : en
  • FR759722A - : fr
  • GB405339A - Improvements in or relating to the protection of portable electric apparatus : en
  • FR43072E - Improvements to machines for threading tubes, bolts or other similar parts : en fr
  • FR759647A - Device for obtaining sound relief from sound reproducing devices : en fr
  • GB405638A - Arrangement for the supply of current to, and the regenerative braking of, direct-current motors : en
  • GB405475A - A new or improved apparatus for use in playing an indoor or outdoor game : en
  • DE592330C - Betting slip for racing bets : de en
  • DE592609C - Traveling grate : de en
  • GB405431A - Improvements relating to the foot ropes of trawling nets : en
  • GB405488A - Improvements in or relating to locking devices for locks : en
  • GB405494A - Improvements in or relating to four-stroke cycle internal combustion engines with exhaust gas driven precompressors : en
  • DK48353C - Tie holder with Laas. : da en
  • FR759840A - Security lock for vehicle doors : en fr
  • CA339157A - Soldering device : en fr
  • DE592404C - Friction shock absorbers, especially for motor vehicles : de en
  • GB405317A - Improvements in or relating to record-card controlled multiplying machines : en
  • DE592267C - Lubricant for textile processing and finishing machines : de en
  • US1945700A - Apparatus for applying adhesive preparations : en
  • US1946040A - Catalyst for the nuclear chlorination of benzene compounds and method of using same : en
  • AT136518B - Steam-heated cooking vessels, in particular wort kettle for brewing purposes. : de en
  • AT136469B - Device for the continuous production of objects from vibrating concrete. : de en
  • AT136411B - Double-walled teat cup. : de en
  • US1945599A - Stabilization of light distillate produced in distilling or cracking hydrocarbons : en
  • US1946116A - Gas burner : en
  • US1946284A - Carburetor : en
  • DE555334C - Device for atomizing gases or liquids with heat storage for medical, in particular dental purposes : de en
  • US1945632A - Machine tool and hydraulic feed mechanism therefor : en
  • DE592490C - Bucket with a lid that can be opened with a footstep : de en
  • USD91466S - Design for a templet fob facili : en
  • FR43064E - Improvements in fixing tiles to frames : en fr
  • GB405529A - Improvements in apparatus for grinding the cutter bars of mowing machines : en
  • DE592283C - Preheater for burners, especially petroleum burners : de en
  • DE592592C - Electric heater for points : de en
  • FR759762A - Improvements made to angle transmissions for wheelhouses, in particular those for aircraft controls : en fr
  • FR759791A - Artificial breast tip for bra : en fr
  • GB405371A - Improvements in and relating to the hydrogenation of carbonaceous materials : en
  • GB405647A - Improvements in or relating to variable-speed gearing : en
  • GB405664A - Improvements in or relating to variable speed gearing : en
  • FR759696A - Thread, in particular for the manufacture of textile fabrics : en fr
  • GB405485A - Improvements in and relating to centrifugal machines, more particularly for household purposes : en
  • GB405676A - Improvements in films, sheets and the like and processes for their manufacture : en
  • DE592584C - Die alignment device on the casting slide of a die setting and line casting machine : de en
  • FR759845A - Improvements to corsets, sheaths or belts : en fr
  • DE592286C - Spouts for yarn moistening machines : de en
  • US1946142A - Paper handling machine : en
  • US1946398A - Method of roasting coffee : en
  • GB405673A - Improvements relating to fire-proofing and the prevention of corrosion in connectiontherewith : en
  • US1946461A - Road builder's equipment : en
  • FR759777A - Method and device for the manufacture of flexible pipes : en fr
  • FR759832A - Amplifier with automatic sensitivity adjustment, applicable in particular to receivers of t. s. f. : en fr
  • GB405576A - Improvements in caps for bottles or jars : en
  • FR759508A - Device for sound or light signaling of all rolling stock : en fr
  • DE592348C - Liquid timer : de en
  • FR759552A - Recorder-style heaters, to eliminate parasitic vibrations in sound recording : en fr
  • GB405338A - Improvements in or relating to apparatus for transmitting indications or movements to a distance : en
  • GB405520A - A process for reversing the rotation of optically active phenyl alkamines : en
  • DE592467C - Stabling : de en
  • GB405511A - Improvements in or relating to spools or bobbins for photographic roll films : en
  • DE592413C - Device for manufacturing objects from concrete : de en
  • US1945577A - Treatment of rubber : en
  • USD91463S - Design for a floor covering : en
  • CA339163A - Signal for boilers : en fr
  • GB405350A - Improvements in and relating to games, or puzzles : en
  • GB405444A - Improvements in or relating to safety razors : en
  • CA339284A - Regulator system : en fr
  • FR759688A - Game : en fr
  • DE592356C - Discharge device for automatically controlled setting machines : de en
  • AT136410B - Process and machine for the production of Kaiser rolls. : de en
  • US1945943A - Hydraulic setting tool : en
  • US1945552A - Rake : en
  • US1945772A - Process of preparing colored photographic pictures : en
  • US1946054A - Process of preparing pigments : en
  • US1946076A - Electron discharge tube : en
  • US1945925A - Metallic tie structure : en
  • US1945967A - Strip wound tubular articles : en
  • DE592478C - Device for regulating the speed of a cinematographic display device : de en
  • US1946059A - Flash light : en
  • US1946140A - Carrier chair for water closet bowls : en
  • US1945652A - Means for controlling operation of cement kilns : en
  • US1945889A - Crown feed to bottle crowning machines : en
  • US1946093A - Automotive axle : en
  • CA339153A - Slicing mechanism : en fr
  • AT136484B - Shortwave receiver. : de en
  • US1945588A - Automatic cam grinding machine : en
  • US1946455A - Reel clamp : en
  • DE592594C - Warning signal system for route workers : de en
  • US1946326A - Tire cover : en
  • DK48357C - Holding device for plate shutters on car windows for the exclusion of annoying reflective lights. : da en
  • US1945848A - Device for limiting opening movement of window sashes : en
  • US1945910A - Lifting jack with traveling pawl mechanism : en
  • US1945797A - Carboy container : en
  • US1945958A - Casing perforator : en
  • DE592415C - Wrench : de en
  • DE592511C - Device for automatically influencing the energy flow between two alternating current networks that are coupled to one another and exchange energy by means of a rotating converter : de en
  • US1945861A - Beehive press : en
  • DE592485C - Method and device for use in the manufacture of footwear : de en
  • DK48352C - Typewriter with Electric Operation and Line Limitation. : da en
  • FR759615A - Improvements to vehicle suspensions and other similar objects : en fr
  • GB405498A - Talking motion picture apparatus : en
  • GB405544A - Servo-brake for vehicles : en
  • US1946281A - Control system : en
  • US1946034A - Mine roof support : en
  • US1946108A - Production of catalysts : en
  • US1946365A - Gas burner : en
  • FR759828A - Desk pad forming blotter and notepad : en fr
  • CA339211A - Wire feeding apapratus : en fr
  • CA339275A - Remote control system : en fr
  • GB405550A - Process of and apparatus for simultaneously coating thin foils of plastic material on both sides with layers impervious to moisture : en
  • DE584559C - Retroreflective shield : de en
  • DE592560C - Method for drilling holes of larger diameter : de en
  • DE592380C - Device for coupling two alternating current networks of different frequencies through a converter group consisting of two machines : de en
  • US1946328A - Apparatus for removing superheat from compressed gas to be condensed in a surface condenser : en
  • US1946424A - Direction indicator : en
  • FR759599A - : fr
  • DE592211C - Repair wagon for renewing the bedding of track systems : de en
  • GB405304A - Improvements in belts for personal wear : en
  • US1945645A - Hot and cold water mixing valve : en
  • US1946351A - Wind indicating aeronautical searchlight beacon : en
  • DE592325C - Arrangement for sprinkling fields : de en
  • DE592407C - Cleaning and polishing preparations, consisting of porous, soft paper : de en
  • GB405356A - Improved method or process for the production of sound records on color or monochrome films : en
  • FR43071E - liquid elevator for constant level gas meters : en fr
  • DE592514C - Vacuum-proof seal for connecting two vacuum lines : de en
  • DE592274C - Ventilation device for motor vehicles : de en