• US2216229A - Manufacture of new azo dyestuffs : en
  • US2216468A - Method of making a coupling connection : en
  • US2216471A - Process for converting mineral oils : en
  • US2216290A - Switch frog for the overhead conductors of electric traction systems : en
  • US2216417A - Container structure : en
  • CA391584A - Light polarizing material : en fr
  • AU111587B2 - Improvements relating to bases for electric lamps and similar articles : en
  • AU2908349A - Improvements in or relating to methods of making electrically conducting patterns, such as wiring circuits, coils andthe like : en
  • US2216364A - Inertia operated switch : en
  • US2216686A - Coupling and method of making same : en
  • DE696815C - Device for keeping the tube operating voltage constant in amplifier devices, which are fed via rectifiers from an alternating current network of variable voltage : de en
  • US2216328A - Portable dipping vat : en
  • US2216500A - Method of making heated horticultural beds with heat-producing fertilizer : en
  • US2216620A - Electromagnetic device : en
  • CA391639A - Pump priming system : en fr
  • PL29234B1 - The method of protecting objects against the action of extra-vial light rays. : en pl
  • US2216346A - Thermostatically operated valve : en
  • US2216642A - Speed changer : en
  • PL29246B3 - Deutsche Eisenwerke Aktiengesellschaft, Miiiheim-Ruhr. Trough for device for applying coatings of lining materials to the walls of the rotating mold * : en pl
  • USD122883S - Design for a corset : en
  • US2216488A - Woman's footwear : en
  • US2216312A - Composition of matter : en
  • AU435439A - An improved construction of vacuum regulating device for use in milking machine installations : en
  • US2216610A - Signaling system : en
  • DE696840C - Separation of coagulated colloid substances from the yeast obtained from fermented wood sugar wort : de en
  • AU111591B2 - Improvements in impulse senders for use in telephone or like systems : en
  • US2216697A - Industrial truck : en
  • DE696891C - Foliage removal machine : de en
  • CA391629A - Velocity governor : en fr
  • CH211509A - Ski pole. : de en
  • GB527018A - Improvements in or relating to the cooling systems of liquid-cooled engines : en
  • US2216360A - Means for discharging oil from internal combustion engines : en
  • AU36540A - Apparatus for conditioning the surfaces of metal bodies : en
  • DE697019C - Air heating for vehicles with water-cooled engines, especially motor vehicles : de en
  • AU111589B2 - Improvements inthe manufacture of hard or highly viscous insulating materials : en
  • CH211537A - Device for flushing two-stroke internal combustion engines. : de en
  • GB526998A - Improvements in and relating to the control of the delivery of fuel injection pumps in internal combustion engines of the injection type : en
  • CH211542A - Multipart gas turbine blade. : de en
  • CA391622A - Chemical process : en fr
  • CA391641A - Hydrostatic brake : en fr
  • CA391621A - Chemical process : en fr
  • CA391658A - Homogeneous alkaline detergent : en fr
  • US2216678A - Venetian blind structure : en
  • FR857822A - Improvements to boilers with removable interior : en fr
  • FR857945A - Drawer for gas meters : en fr
  • US2216392A - Safety means for wringers : en
  • DE696884C - Mesh network with several supply lines belonging to one or more feed systems : de en
  • GR9273B - CONTRACTING FOOD COVER. : el en
  • US2216476A - Dispensing container : en
  • USD122851S - Design tor a dress : en
  • CA391619A - Wallboard manufacture : en fr
  • CH211538A - Device acting on an ignition device for adjusting the ignition point in internal combustion engines by means of a controlled fluid pressure. : de en
  • US2216292A - Cylinder valve : en
  • US2216353A - Piston : en
  • DE697046C - Free running : de en
  • US2216675A - Cigarette dispenser and igniter : en
  • DE697037C - Device for measuring gravity according to the barometric principle : de en
  • GB527002A - Improvements relating to one-piece containers of fibre or the like : en
  • CA391701A - Electrical speaking device : en fr
  • US2216505A - Piston and like packing device : en
  • AU61140A - Improvements in shock cradles : en
  • US2216708A - Directional radio system : en
  • DE696861C - Folder for magazines and like : de en
  • DE696902C - Process for the production of high molecular weight carbohydrate ethers : de en
  • US2216516A - Degenerative feedback amplifier : en
  • DE697028C - Holder for newspapers and printed matter : de en
  • US2216556A - Burner control system : en
  • GB527106A - Improvements in or relating to the adjustment of the rolls of rolling mills : en
  • GB527112A - Improvements in or relating to converting arrangements employing electric discharge devices : en
  • USD122768S - Design for a goblet or similar article : en
  • DE696883C - Commutator machines, in particular AC series motors : de en
  • CH211515A - Induction meter with at least one bimetal strip for temperature compensation. : de en
  • FR857909A - High speed diesel engine with sweep and fill : en fr
  • DE696809C - Process for the pressure hydrogenation of coal, its desducts : de en
  • GB527087A - Improvements in or relating to induction type electricity integrating meters : en
  • GB527144A - Improvements in loft ladders and the like : en
  • US2216318A - Glass machine operating cam : en
  • GB527137A - Improvements in and relating to shot gun cartridges : en
  • DE696853C - Device for the continuous adjustment of the rolls of rolling mills : de en
  • PL29244B1 - Akciova spolecnost, drive Skodovy zavody v Plzni, Prague and Bohdan Pantoflicek, Pilzno-Lochotin. A round for smooth barrels, with saw blades. : en pl
  • DE696978C - Process for electrical resistance projection welding : de en
  • GB527260A - Improvements in electric regulating switches : en
  • US2216230A - Fuel oil : en
  • US2216377A - Method of making yarn : en
  • US2216647A - Throwing machine : en
  • CA391633A - Vapour electric valve : en fr
  • DE696827C - Lock for knitting machines : de en
  • FR857855A - Improvements to tubular steam generators : en fr
  • FR857874A - Zipper slider : en fr
  • FR857876A - Improvements made to air navigation devices such as airplanes, in particular those with lateral engines : en fr
  • FR857887A - Optical device for magnifying devices : en fr
  • US2216448A - Fluid actuated apparatus : en
  • FR857849A - Method of mounting cartridge containers in aircraft wings : en fr
  • FR857926A - Process for obtaining solid profiles of decreasing section on extrusion presses : en fr
  • GB527116A - Improvements in or relating to the recovery of silver from waste hyposulphitic liquids : en
  • DE696786C - Electrical high-voltage switch with free air separation section and arc extinguishing by a flowing extinguishing agent, in particular compressed gas : de en
  • US2216151A - Gun type well casing perforator : en
  • USD122763S - Design for a clock : en
  • DE696867C - ffen : de en
  • DE697001C - Bracket, especially for hanging roof stirrups : de en
  • US2216491A - Internal combustion engine : en
  • DE696837C - Holder for a scraper sheet or the like. : de en
  • GB527107A - Improvements in or relating to fusion welding : en
  • FR857851A - Method and apparatus for making spark plug insulators : en fr
  • US2216227A - Locomotive boiler firebox : en
  • GR9274B - STORM LAMPS. : el en
  • GB527028A - Improvements in or relating to the mixing of concrete : en
  • DE697057C - Switching arrangement for automatically keeping the voltage of electric generators constant by means of high vacuum electron tubes : de en
  • JP136341C1 - Lime carbonate using lime nitrogen residue Gray-colored fine particles of lime, the main ingredient Tossle Substance Production Method : en ja
  • US2216601A - Means for fastening and tuning musical instrument strings : en
  • FR857809A - Protection of metals by galvanic means : en fr
  • GB527110A - Improvements relating to retractable undercarriages for aircraft : en
  • DE696880C - Multiple parallel connection of AC wave windings : de en
  • DE696918C - Method for gluing paper : de en
  • FR857939A - Process for obtaining spinnable fibers from bands of fibrous bark : en fr
  • CH211517A - Calculating machine with motorized slide switch. : de en
  • USD122789S - Design for an umbrella table : en
  • DE696943C - Process for desulphurising pig iron : de en
  • PL29248B1 - The method of preserving saltpetre baths. : en pl
  • US2216121A - Means for supplying liquid to fastening-inserting machines : en
  • US2216547A - Vehicle passageway foot plate arrangement : en
  • GR9281B - LIVESTOCK PREPARATION. : el en
  • GB526977A - Improvements in or relating to absorption refrigerating apparatus : en
  • GB527205A - Improvements in tracer controlled machine tools : en
  • GB527020A - Improvements relating to the adapting of revolvers to fire sub-caliber cartridges : en
  • GB527074A - Improvements relating to hydraulic remote control apparatus : en
  • US2216578A - Railway, mine, and trolley switch : en
  • USD122807S - Combined burial casket handle and escutcheon : en
  • CA391624A - Shoe box toe stiffening : en fr
  • CH211452A - Rail joint. : de en
  • DE697106C - Electric switch with arc extinguishing by flowing gas : de en
  • DE696789C - Arrangement for the ignition point control of a converter equipped with gas or vapor discharge paths : de en
  • GB527033A - Improvements relating to the striking mechanism of clocks : en
  • GB527086A - Improvements in heating and ventilating apparatus : en
  • GB527223A - Improvements in or relating to fusion welding : en
  • GB527271A - An improved method of making a joint between a pair of electric cables : en
  • DE696951C - Electric discharge lamp or fluorescent tube with gas or metal vapor filling and a fluorescent layer : de en
  • USD122771S - Design for a mirror : en
  • US2216503A - Nose pad for eyeglasses and spectacles : en
  • US2216538A - Machine for surfacing sheets of zinc and copper : en
  • DE696873C - Device for generating a contact pressure in machines with overpressure or underpressure, in particular for installation bodies of steam turbines : de en
  • FR857907A - Small electric motor with internal ventilation : en fr
  • DE696986C - Ultra short wave group transmitters : de en
  • DK58040C - Building element for the formation of a sound-stopping and sound-absorbing building construction. : da en
  • GB527247A - Improved means for holding in place shuttering for concrete or like forms or members : en
  • GB526965A - Apparatus for playing a board game : en
  • GB526966A - Improvements in or relating to methods of electrobuffing nickel : en
  • US2216279A - Waste can : en
  • US2216540A - Low capacity antenna coupling network : en
  • USD122834S - Design for a washboard : en
  • CH211608A - Vacuum relay for high voltages. : de en
  • US2216512A - Photographic projection device : en
  • US2216628A - Tool for cutting gears : en
  • PL29243B1 - The company Georg von Giesche's Erben, Wroclaw. * 1Utoi * T / & 0 Extrusion zinc alloy which does not change its volume over time. : en pl
  • USD122762S - Portable container for food products or the like : en
  • CH211451A - Element for the construction of canals. : en fr
  • DE696895C - Roller freewheel clutch : de en
  • GB526989A - Improvements in coin-freed vending machines : en
  • US2216148A - Sled construction : en
  • US2216203A - Shackle : en
  • US2216502A - Jack bar for flat knitting machines : en
  • USRE21584E - Seal fob enclosed bearings : en
  • US2216134A - Girdle : en
  • DE697086C - Typewriter table with retractable device : de en
  • FR857861A - Process for the production of steel : en fr
  • AU111579B2 - Carrier current transmission system : en
  • US2216194A - Production of aluminum sulphate : en
  • CH211461A - Espagnolette locking device on the window or Door frame. : de en
  • US2216330A - Refrigerated storage container for transporting frozen products : en
  • CH211615A - Device for improving the commutation during regenerative braking of AC commutator motors for electric railways. : de en
  • CA391643A - Burner safety control : en fr
  • US2216652A - Method of making wire-drawing dies : en
  • CA391716A - Television control apparatus : en fr
  • AU111603B2 - Storing picture transmitter tube for television purposes : en
  • CA391589A - Pantographic device : en fr
  • CH211464A - Draft regulator. : de en
  • DE696822C - Process for obtaining the proportions of polyhydric alcohols, in particular di- and polyglycerols, contained in the glycerol pitch : de en
  • SU57936A1 - The method of regeneration of spent nickel catalyst : en ru
  • DE696820C - Mercury low pressure tubes with a basic gas filling consisting of a neon-argon mixture and cold hollow sheet electrodes : de en
  • GB527224A - Improvements in or relating to thermostatically-controlled valve devices : en
  • GB527066A - Improvements in or relating to tables and the like : en
  • US2216155A - Aryl amino compounds : en
  • DE696974C - Tilting device for trolleys with a vessel that tilts on both sides : de en
  • US2216665A - Animal trap : en
  • USD122782S - Design fob a bowl ob analogous abticle : en
  • USD122793S - Design for a steering wheel : en
  • CH211508A - Ski stick. : de en
  • FR857829A - Further development in the manufacture of graphite lubricants : en fr
  • GB526978A - Improvements in charge forming devices : en
  • US2216596A - Regulator control circuit : en
  • US2216622A - Check valve : en
  • US2216272A - Selector control mechanism : en
  • CA391605A - Vapour generator control system : en fr
  • DE696929C - Fuel distributor for gas generators, shaft ovens or the like. : de en
  • DE697087C - ngs systems with several heating areas : de en
  • DK58037C - Process for the Preparation of Durable Preparations of O-Acyloxy-Benzolecarboxylic Acids and Quinine Salts. : da en
  • DE696797C - Radiant head for washing fountains : de en
  • GB527210A - Improvements relating to screening, sifting and grading apparatus : en
  • GB527252A - Vacuum-cleaner bag and method of manufacturing same : en
  • GB526945A - Improvements in or relating to shock-absorbing or fluid-pressure-relieving apparatus : en
  • GB527184A - Improvements in friction clutches : en
  • US2216560A - Crotyl i-methyl-propyl thiobarbi : en
  • USD122822S - Design for a negugee : en
  • US2216158A - Shoe and insole therefor : en
  • DE696814C - Warning system for securing overpasses : de en
  • DE696903C - Process for the production of moldable masses from ureas and aldehydes : de en
  • DE696930C - Process for the production of acetylene-rich gases from bituminous coals : de en
  • PL29241B1 - Ringhoffer - Tatra- Werke A. G., Prague-Smichov. Tracked vehicle. : en pl
  • US2216506A - Welt : en
  • US2216698A - Means for cleaning motor blocks : en
  • US2216463A - Cinematograph camera provided with a magazine : en
  • US2216584A - Trailer hitch : en
  • US2216682A - Heddle frame for looms : en
  • GB527118A - Improvements relating to the making of barrels : en
  • US2216192A - Method of heat treating steel : en
  • US2216365A - Vegetable pack : en
  • US2216494A - Internal combustion engine : en
  • GB527043A - Improvements in or relating to the manufacture of impregnated paper : en
  • CH211581A - Device for heating the cooling water of vehicle engines. : de en
  • US2216639A - Duplex steam motor : en
  • US2216562A - Rotary web printing press : en
  • FR857884A - Process for removing sulfuric acid compounds from hydrocarbon oils : en fr
  • GB527176A - Improved machine for manufacturing composite foodstuffs by extrusion : en
  • DK58041C - Mold for Casting Floor Separations and Similar Building Parts. : da en
  • GB526944A - Improvements in or relating to lagging for pulleys : en
  • GB527199A - Improved strap and fastener for detachably suspending a bag or the like from a cycle saddle : en
  • DE696804C - Cutting copier : de en
  • FR857858A - Method and installation for regulating gas turbines : en fr
  • US2216133A - Container and closure therefor : en
  • USD122863S - Design for a child s sleeping garment : en
  • US2216127A - Perishable mark for frozen foods : en
  • US2216475A - Air conditioning system : en
  • DE696862C - Folder for form sections u. like : de en
  • DE696788C - Switching arrangement for the automatic regulation of controllable discharge paths : de en
  • DE696796C - Centrifuge for venting, clarifying and impregnating fruit juices with carbonic acid : de en
  • GB527220A - Improvements in or relating to soles and to methods of and machines for operating thereon : en
  • IS285A7 - Equipment for fish processing machinery for controlling the movement of fish from which the fines have not been cut : en is
  • DE696931C - Process for the aftertreatment of freshly spun casein threads : de en
  • DE697085C - Device for measuring the volume of body parts : de en
  • FR857894A - Process and furnace installation for the production of carbon disulphide : en fr
  • FR857921A - Stereoscopic film cutting device : en fr
  • GB527203A - Improvements relating to laundry presses : en
  • US2216306A - Waterproof material and method of producing the same : en
  • US2216317A - Combination bed and chair : en
  • AU111608B2 - Improvements in friction clutches : en
  • SU57878A1 - The method of tanning protein plastics : en ru
  • US2216274A - Hydrocarbon reactions : en
  • CH211476A - Sewing machine. : de en
  • CA391651A - Steam generator firing method : en fr
  • DE696987C - Rotatable antenna system : de en
  • GR9276B - TOBACCO SHEET POWDER ABSORPTION MACHINE. : el en
  • GB527057A - An automatic discharge device for centrifugal pumps : en
  • GB527279A - Improvements relating to valves for pneumatic tyre tubes : en
  • GB527089A - Process for the preparation of compounds of cerium : en
  • US2216286A - Web splicing device : en
  • US2216388A - Washing and sterilizing machine : en
  • US2216482A - Clock mechanism : en
  • US2216563A - Valving machine : en
  • GB540123A - Improvements in and relating to the production of fine fibres from ramie or china grass : en
  • US2216305A - Monogram ring and the like : en
  • CA391617A - Sintered hard metal alloy : en fr
  • FR857886A - Improvements to feed chambers for continuous distillation apparatus : en fr
  • US2216183A - Apparatus for the administration of gases : en
  • USD122850S - Design for a dress : en
  • US2216564A - Arc welding : en
  • DE696836C - Electroacoustic target presentation : de en
  • GB527083A - Improvements in or relating to apparatus for shaping hollow distensible structures : en
  • DE697097C - Device for copying lenticular films : de en
  • DE697104C - Process for obtaining yeast from wood sugar solutions : de en
  • FR857814A - Device with a new device allowing the rational and methodical training of cyclists at home : en fr
  • CA391635A - Abrasive sheet : en fr
  • DE696893C - Sleeve-shaped container for the sterilization and sterile storage of injection syringes : de en
  • US2216478A - Cinematographic projector : en
  • SU57900A1 - The method of preparation of color or copy mines : en ru
  • GB526979A - Improvements in or relating to drilling machines : en
  • GB527021A - An improved insole for boots, shoes and like articles of footwear : en
  • GB527172A - Improvements relating to machines for grinding and preparing rubber printing plates : en
  • DE696944C - Tilting and locking device for tilting vessels, especially for conveyor vehicles : de en
  • DE697015C - Sprout wheel with pressure device : de en
  • FR857844A - Automatic firearm : en fr
  • US2216462A - Method and apparatus for die forging drill bits : en
  • GB527154A - Improvements in or relating to coin-freed mechanism : en
  • GB527032A - Improvements relating to air-raid shelters and other concrete and like chambered structures : en
  • GB527269A - Improvements in or relating to annular piston liquid meters : en
  • US2216357A - Food purveyor : en
  • US2216368A - Pneumatic tire : en
  • PL29249B1 - Auto Union Aktiengesellschaft, Chemnitz. Body made of synthetic resin, especially for motor vehicles. : en pl
  • PL29265B1 - The method of processing tar oil, obtained from hard coal. : en pl
  • SU57882A1 - The method of sedimentation from slurry water suspended particles of coal and rock : en ru
  • US2216384A - Hose reel : en
  • USD122847S - Design for a dress ensemble : en
  • FR857900A - Novelty items made from metallic threads, threads, cotton, silk, etc. : en fr
  • GB527105A - Improvements in and relating to x-ray and gamma-ray sensitive material : en
  • DE697060C - Process for the production of molding compounds : de en
  • US2216657A - Auxiliary chaffing device : en
  • US2216236A - Boiler : en
  • CA391576A - Chain holding device : en fr
  • DE696981C - Ship turbine arranged on the condenser and directly connected to it : de en
  • US2216281A - Fan control system : en
  • US2216202A - Minnow bucket : en
  • CH211445A - Machine for spreading cut grass, hay and the like. : de en
  • USD122788S - Design for a motor casing : en
  • USD122877S - Glass hurricane lamp or article of similar nature : en
  • FR857812A - Shells against plane : en fr
  • GB527034A - Improvements in wheels for aeroplane undercarriages or other heavy vehicles : en
  • GR9271B - METHOD AND MACHINE FOR REMOVAL OF DAMAGED TIRE CARS. : el en
  • GB527147A - Improvements in and relating to electric converter devices : en
  • GB527274A - Improvements in or relating to water heaters : en
  • FR857878A - Saxophone : en fr
  • USD122819S - Game board or similar article : en
  • USD122862S - Design for a sun lamp : en
  • GB527019A - Improvements in and relating to apparatus for releasing doors, shutters and the like : en
  • GB527163A - Improvements in foundry moulding machines : en
  • DK58031C - Single chamber compressed air brake. : da en
  • US2216114A - Apparatus for furnishing audible information : en
  • US2216261A - Illuminated sign : en
  • USD122811S - Combination vanity and cigarette case : en
  • DE697035C - Safety device for automatic injection molding machines for plastic masses to prevent mold damage : de en
  • GB527056A - Improvements in and relating to the decortication of fibre-containing stalks : en
  • GB527103A - Circuit arrangements applicable to signalling systems utilising currents obtained from elements such as photo-electric cells : en
  • FR857903A - Anastigmat lens intended for photography : en fr
  • AU111565B2 - Improvements in and connected with draught couplings of traction vehicles : en
  • US2216213A - Chain fastener : en
  • BE439046A - : en
  • CA391693A - Feathering propeller control : en fr
  • GB527161A - Improvements in and relating to machine-operated electric switches particularly limit switches : en
  • PL29251B1 - : en pl
  • FR857882A - Improvements to automatic electric starters, in particular to servo-motor electromagnetic starters : en fr
  • DE696803C - Use of a working cylinder with a stepped piston, either one rebound and two compression stages or one compression and two rebound stages : de en
  • USD122778S - Design fob a drip catcher : en
  • GB527168A - Improvements in or relating to short wave radio and similar relaying systems : en
  • FR857863A - Process for preparing stable leucoic compounds from anthraquinone tank dyes : en fr
  • DE697052C - De-icing device for propellers of air-cooled aircraft engines with an upstream fan wheel : de en
  • GR9277B - MECHANICAL RAISIN PRESS INSIDE THE RAISINS. : el en
  • DK58044C - Apparatus for the vacuum drying of vegetable and animal products and the procedure for their operation. : da en
  • GB527148A - Improved smoking pipe : en
  • US2216410A - Hog feeder : en
  • US2216543A - Holder for brushes : en
  • GB527136A - Improvements in or relating to electric fuses : en
  • AU111596B2 - Improvements in high frequency coupling arrangements : en
  • USRE21588E - Conversion of hydrocarbons : en
  • FR857929A - Marine mask : en fr
  • US2216301A - Temperature control system : en
  • CA391719A - Physical culture apparatus and mecanotherapy : en fr
  • CH211553A - Secondary electron multiplier for large output currents. : de en
  • DE696793C - Loading device for a furnace : de en
  • GB527218A - Improvements in or relating to brakes : en
  • GR9279B - BURNER FOR SOLID FUELS. : el en
  • GB527115A - Improvements in or relating to the mounting of pictures or the like : en
  • GB527244A - Improvements in apparatus for producing electric sparks for use in spectrum analysis : en
  • DE696980C - Liquid filter : de en
  • US2216180A - Coating composition : en
  • US2216215A - Belt shipper mechanism : en
  • US2216638A - Crate : en
  • CA391604A - Torque measuring wrench : en fr
  • AU68140A - Improvements inthe manufacture of hard or highly viscous insulating materials : en
  • GB527108A - Improvements in or relating to internal combustion engines employing supercharging : en
  • DE696975C - Route transition signaling device : de en
  • GB526953A - Improvements connected with lamp reflectors, globes or such like : en
  • AU111582B2 - Mechanism for loading and emptying molding presses : en
  • GB527062A - Improvements in or relating to methods of and apparatus for withdrawing empty bags from a stack and assembling a strip of closure material thereto : en
  • US2216403A - Drilling and riveting machine : en
  • AU111563B2 - Improvements in or relating to electrically-controlled printer equipment : en
  • CA391612A - Short wave radio transmitter : en fr
  • US2216107A - Stuffing box : en
  • US2216588A - Control device : en
  • DE696892C - Process for the production of individual fibers which can be spun on cotton spinning machines from raw green bast fibers : de en
  • AU67840A - Dispersing agents : en
  • US2216548A - Process for production of unsaturated amines : en
  • AU68240A - Improvements inthe manufacture of hard or highly viscous insulating materials : en
  • USD122764S - Design for a button : en
  • DE696945C - Locking device for a door special for rail vehicles : de en
  • CH211520A - Process for the production of alloys. : de en
  • AU111599B2 - Improved process of treating wool to prevent shrinking, felting and hardening : en
  • CA391665A - Lubricating apparatus : en fr
  • CH211528A - Mechanical razor. : en fr
  • US2216276A - Conveyer loading device : en
  • USD122858S - Design for a dress : en
  • CH211490A - Process for the production of a condensation product. : de en
  • US2216136A - Gas impregnation for expanded rubber : en
  • CA391723A - Vehicle body : en fr
  • US2216162A - Aircraft having freely rotative wings : en
  • US2216680A - Process for treating refined oil : en
  • US2216208A - Adjusting device for punchretaining blocks : en
  • US2216661A - High tension fuse : en
  • US2216376A - Art of coating metal articles : en
  • US2216546A - Articulated conveyer : en
  • US2216585A - Master sheet assembly : en
  • US2216594A - Duplicating device and a method of producing it : en
  • GB527077A - Improvements in or relating to apparatus for gasifying toxic material for the sterilization of stored products : en
  • GB527201A - Improvements in and relating to vacuum-breaking devices for flushing valves : en
  • AU111571B2 - Apparatus for conditioning the surfaces of metal bodies : en
  • AU447739A - An improved combination sofabed or lounge-bed : en
  • USD122826S - Brooch or similar article : en
  • USD122840S - Design fob a dress : en
  • CH211521A - Method and device for producing sintered bodies from powders. : de en
  • USD122849S - Design for a handbag : en
  • CH211450A - Device to prevent condensation from forming on windows. : de en
  • CA391616A - Sintered hard metal alloy : en fr
  • DE696989C - Adjustment knob for moving parts of electrical devices u. like : de en
  • DE696798C - Connection of a hose line, in particular a hose shower, to a tapping point provided with pipe ventilation : de en
  • CA391583A - Garment and hood : en fr
  • CH211482A - Suspenders. : de en
  • GB527178A - Improvements relating to light-reflecting lenses : en
  • CA391687A - Petroleum converting method : en fr
  • US2216320A - Gear shift control assembly : en
  • GB527099A - Improvements in or relating to wave transmission systems : en
  • CA391713A - Knitting machine : en fr
  • CA391715A - Television apparatus : en fr
  • CH211589A - Bicycle with additional drive device. : de en
  • FR857821A - Locking devices, which can be combined with a brake control device : en fr
  • FR857920A - Crystal for electric oscillators and resonators : en fr
  • GB526952A - An improved process for preserving fruit, vegetables, greens and eggs : en
  • GB527125A - Improvements in hinges formed from veneer sheets : en
  • CH211472A - Deselectrifying guide device for drawing a wick or a textile tape. : en fr
  • GB527200A - Improvements relating to window frames : en
  • CA391679A - Electron discharge modulating device : en fr
  • GB527071A - Improvements in a machine for applying adhesive to web material : en
  • GB527138A - Improvements in pulley-hoists : en
  • GB527185A - Improvements in operating systems for high-pressure metalvapour electric discharge lamps : en
  • BE439074A - Process for obtaining inorganic materials with high swelling power : en fr
  • CH211595A - Apparatus for the incineration of garbage and other waste. : en fr
  • GB527273A - Improvements in or relating to mechanism for the wrapping of cigarettes or other articles : en
  • DK58042C - Machine for spreading cut grass. : da en
  • USD122838S - Control panel board for medical x-ray machines : en
  • FR857801A - Improvements to multiple-divergence auto-collimator devices : en fr
  • DE696871C - Auxiliary machines for the drive machine of a power generator : de en
  • GB527234A - Knitted goods and method and apparatus for producing the same : en
  • GB527281A - Improvements in or relating to aircraft : en
  • CH211455A - Electric heating cartridges, specifically for the individual heating of central and floor heating radiators. : de en
  • GR9267B - METHOD I ADDED TO THE ARTIFICIAL FIBER MATERIAL APPEARANCE OF ANIMAL FIBERS. : el en
  • US2216536A - Process for treating titanium pigments : en
  • US2216615A - Gauge : en
  • US2216269A - Modulation indicator : en
  • US2216700A - Sewing machine : en
  • DE696991C - hfrequency devices : de en
  • GB526954A - Improvements in or relating to electron discharge devices for use in the transmission of images : en
  • US2216122A - Split welt cementing machine : en
  • US2216268A - Method and means for testing wells : en
  • USD122772S - Ferrule for use on utensils or similar articles : en
  • US2216387A - Instrument support : en
  • US2216533A - Foot adjusting and gauging apparatus : en
  • USD122797S - Design for a. game board : en
  • FR857854A - Improvements to the coating of metal surfaces : en fr
  • GB527093A - Improvements in the manufacture of multiply metal tubing : en
  • US2216175A - Air conditioning device : en
  • US2216205A - Process of making insoles : en
  • US2216326A - X-ray filter : en
  • US2216309A - Grounding fitting : en
  • USD122825S - Design fok an electric capacitor : en
  • DE697027C - electric heater : de en
  • CH211493A - Process for the production of vat dyes of the anthraquinone series. : de en
  • US2216539A - Process for surfacing sheets of zinc or copper or other metals : en
  • GB527010A - Improvements in or relating to the provision of wire-rips in canisters : en
  • US2216469A - Attaching tool for sectional skid chain : en
  • US2216713A - Train control system : en
  • GB527243A - Method for the production of hydrogen : en
  • IE16170L - Production of protein fibres : en
  • DE697093C - Tool operated by compressed air or pressure fluid for riveting and punching with several cylinders and pistons arranged one behind the other : de en
  • DE696998C - Device for generating large quantities of negative ions : de en
  • DE696852C - stocking : de en
  • US2216409A - Transfer-sheet feed mechanism for typewriting, teleprinting, and like machines : en
  • DE696979C - Procedure for the construction of wash tubs : de en
  • DK58029C - Arranges for Tear-off coupons, Forms and other printed matter. : da en
  • DE697023C - Method for manufacturing a snowshoe from several horizontal layers attached to one another : de en
  • DK58039C - Coffee box with mixing mechanism. : da en
  • FR857859A - Transmission system for bicycles or the like with reverse movement of the crankset and in particular of the chain wheel : en fr
  • CA391704A - Titaniferous material processing : en fr
  • CH211609A - Method and device for filling oxygen containers. : de en
  • FR857866A - Improvements to filters and filter elements : en fr
  • DE696961C - Device on calculating machines : de en
  • GB527211A - Improvements in or relating to processes and machines for applying and drying adhesive : en
  • GB527219A - An improved process for concentrating, purifying and separating colloidal dispersions or the like in the electric field : en
  • GB527233A - Improvements in or relating to turbines : en
  • GB526968A - Improvements in or relating to methods of nickel plating and nickel plating solutions therefor : en
  • GB526972A - Improvements in swash-ring driving mechanisms : en
  • GB527217A - Improvements in or relating to the filtration of fluids : en
  • DE697038C - Lens consisting of four simple lenses : de en
  • FR857819A - Heavy-duty maneuvering lever for railroad switches : en fr
  • GB527258A - Improvements in or relating to engine control devices : en
  • US2216600A - Means and method for developing exploring magnetism in paramagnetic bodies : en
  • DE696919C - Automatic fire alarm : de en
  • GB527159A - Paper bobbins, spools or tubes : en
  • FR857901A - Apparatus for spraying solids : en fr
  • GB527061A - Improvements in or relating to the treatment of water : en
  • GB527240A - Improvements in or relating to lampshades : en
  • GB527143A - Improvements in or relating to a method of and apparatus for comparing alternating currents : en
  • GB527101A - Improvements in or relating to electrical condensers of variable capacity : en
  • USD122804S - Combined vending container and tray : en
  • US2216115A - Beet lifter : en
  • US2216161A - Apparatus for making meteorological observations : en
  • DE696921C - Machine for grinding and shearing textile webs : de en
  • DE696914C - Method for kneading hardenable synthetic resin compounds : de en
  • FR857935A - Stylograph refinements : en fr
  • DE696828C - continuous production of the double edge : de en
  • DE697003C - : de en
  • GB526969A - Improvements in vaginal pack devices : en
  • DE697041C - Prism telescope : de en
  • DE695804C - Process for the production of phosphate fertilizers : de en
  • US2216627A - Combined typewriting and computing : en
  • GB527152A - Improvements in or relating to heels for boots and shoes : en
  • CH211518A - Individual bundles of rays and demonstration device for carrying out the method. Projection wall of a group of several color value images housed in the normal cinema image space using normal-sized lenses for each : de en
  • AU111609B2 - Improvements in and relating to means for operating the choke cutters of strippers, harvesters andother like agricultural implements : en
  • DE697018C - Device for the production of bags to be formed from tubular material webs : de en
  • GB527183A - Improvements in pumps : en
  • US2216345A - Combined salt and pepper shaker : en
  • CA391697A - Beverage dispensing assembly : en fr
  • DE696967C - Device for cutting (cutting) of pipes and. Like. Made of ceramic materials by heating the separation point by means of flames : de en
  • US2216271A - Shingle joiner or shingle-butt-end clip : en
  • US2216485A - Emulsion : en
  • GB527139A - Improvements in or relating to the washing of precipitated magnesium hydroxide : en
  • CA391714A - Sound recording apparatus : en fr
  • CA391628A - Gas-filled ignitron : en fr
  • US2216676A - Remover and inserter : en
  • CH211478A - Method and flat knitting machine for overhanging stitches. : de en
  • DE697089C - Two-stroke internal combustion engine : de en
  • GB527155A - Improvements in or relating to packages for tobacco or other articles : en
  • SU57946A1 - Anti-friction alloy : en ru
  • US2216504A - Roller conveyer : en
  • US2216380A - Electromagnetic horn : en
  • GB527052A - Improvements in electrically propelled road vehicles : en
  • DE696941C - Process for the production of durable aqueous emulsions from oxydiphenyls and turkish rotoelen : de en
  • DE696952C - Electric mixed-light lamp in which the arc of a high-pressure mercury discharge is used to heat a glow element surrounding it : de en
  • GB526949A - Improvements in or relating to detachable couplings for lubricating apparatus : en
  • GB527130A - Power-operated shovel : en
  • DE696833C - Connection between the car body and the lower part of the wagon, especially on tiltable farm wagons : de en
  • USD122774S - Design fob a tray for smokers arti- cles, dishes, coasters, or the like : en
  • FR857816A - Propeller toy : en fr
  • GB526976A - Improvements relating to the limitation of short-circuit currents in electric distribution systems : en
  • DE696783C - Automatic answering machine whose answer can be put together by the telephone subscriber : de en
  • DE697049C - Photographic reproduction device : de en
  • GB527120A - A new or improved contact element for an electric socket : en
  • GB526974A - Improvements in or relating to electric motor control systems : en
  • US2216422A - Charge former : en
  • US2216479A - Retaining pin : en
  • GB527047A - Improvements in or relating to the treatment of cereals preparatory to milling : en
  • DE696957C - Instrument for introducing into body cavities or the like. : de en
  • DE696890C - Mobile electrical resistance seam welding machine flanges are pressed on : de en
  • DE697103C - Elastic stiffening fabric for women's clothing : de en
  • GB527090A - Improvements in or relating to devices for viewing pictures : en
  • GB527100A - Improvements in or relating to electro-acoustic devices : en
  • US2216414A - Window blind : en
  • US2216495A - Manufacture of gold alloys : en
  • CA391591A - Sliding partition or window moving apparatus : en fr
  • PL29256B1 - A device enabling the initial sealing of projectiles in guns firing composite cartridges. : en pl
  • CH211562A - Lamp fitting with reflector for lamps with additional parts necessary for operation. : de en
  • US2216445A - Automatic deck support : en
  • DE696966C - Foot scraper for motor vehicles without step boards : de en
  • DE696917C - Pipe-hose connection : de en
  • GB527162A - Improvements in and relating to apparatus for controlling the air flow through air-cooled condensers and like heat-exchange apparatus : en
  • US2216671A - Radio control system : en
  • CA391598A - Printing machine : en fr
  • CH211547A - Device on electrical machines for deriving high-frequency vibrations from the machine shafts. : de en
  • CA391574A - Valve mechanism : en fr
  • AU122317B2 - Picture screens forthe realisation of binocular solidity by direct vision : en
  • CA391721A - Television tube : en fr
  • US2216383A - Mechanism for handling material : en
  • US2216571A - Flush valve : en
  • USD122841S - Design fob a dress : en
  • US2216126A - Means for supplying liquid to fastening-inserting machines : en
  • CH211497A - Rust for enamelling and glowing. : de en
  • US2216111A - Combined radiator and air deflector : en
  • CA391694A - Power plant control means : en fr
  • CH211588A - Wheel hub with multi-part, sleeve-shaped brake body, the jaws of which rest with wedge surfaces on expanding cones. : de en
  • AU111570B2 - Improvements in or relating to apparatus for dry distillation of shale, coal or like material : en
  • AU111588B2 - Dispersing agents : en
  • DE696790C - Circuit arrangement for voltage regulation in a? -Phase rectifier circuit : de en
  • CH211448A - Method and device for the production of reinforced hollow concrete beams. : de en
  • CH211500A - Drive device for office machines, in particular typewriters and typewriters. : de en
  • CA391689A - Reducing sugar product : en fr
  • CH211543A - Large-capacity gas turbine system (of over 15,000 HP) with constant pressure combustion, as well as variable speed of the power turbine for ship propulsion. : de en
  • CH211499A - Envelope shown. : en fr
  • US2216595A - Time delay circuit : en
  • US2216609A - Double-acting door and fastening : en
  • AU39240A - Improvements in or relating to dynamo electric machines or devices : en
  • FR857928A - Variable reach slewing crane : en fr
  • GB527092A - Improvements in hydraulic motors : en
  • CH211567A - Storage facility for telegraphy. : de en
  • US2216407A - Utensil spout : en
  • CA391663A - Electric pipe line warning device : en fr
  • DE696805C - Multi-chamber bung device for storage vessels : de en
  • GB526963A - Improvements in or relating to circular knitting machines of the double axially opposed needle cylinder type, and fabric or articles knitted thereon : en
  • GB527000A - Improvements in the commerical production of delbrucki's bacillus : en
  • US2216501A - Device for regulating the speed of electric motors : en
  • US2216614A - Railway traffic controlling apparatus : en
  • AU74040A - Improvements in impulse senders for use in telephone or like systems : en
  • DE696955C - Monitoring device for oil firing systems : de en
  • DE696849C - Antifreeze : de en
  • CH211532A - Mixer tap for liquids or gases under pressure. : de en
  • DE696832C - Adjusting device designed for adjusting the pitch of propellers : de en
  • DE696826C - . on flat left-left knitting machines : de en
  • GR9283B - AUTOMATIC CYLINDER SYSTEM OF AUTOMATIC MECHANICAL PROCESSING OF THE DOUGH WITH AN ORDER THEY FOUND THE ADJUSTMENT OF THIS TIME AS OF THE AUTOMATIC. : el en
  • CH211604A - Fluid pressure operated device on internal combustion engines. : de en
  • PL29247B1 - : en pl
  • CH211584A - Jacket for pneumatic bicycle tires. : de en
  • GB526964A - Portable stove and the like for liquid fuel : en
  • US2216243A - Ambulance : en
  • AU123040A - Improved means for obtaining a high voltage DC supply from an inductive saw-tooth oscillator circuit : en
  • SU57974A1 - Coating of welding electrodes for arc welding of special steels : en ru
  • US2216291A - Piston : en
  • CA391692A - Collar : en fr
  • CH211505A - Process for generating contrasts by photochemical means. : de en
  • BE439139A - Letterpress printing process and inks for this process : en fr
  • US2216684A - Heating hydrocarbon fluids : en
  • DE696925C - Device for braking three-phase motors connected in delta : de en
  • DE697090C - Gas air mixer for internal combustion engines : de en
  • US2216199A - Wringer : en
  • GB527206A - Improvements in key pouches : en
  • FR857913A - Moisture-resistant colored pencil leads : en fr
  • GB527094A - Improvements in the manufacture of multiply metal tubing : en
  • GB526961A - Flashlight lamp, particularly for photographic purposes : en
  • GB527076A - Improvements in or relating to guideways or passages for machine-gun ammunition belts : en
  • FR857820A - Refractory insulating material : en fr
  • GB527237A - Process for manufacturing articles such, in particular, as brushes and brooms, provided with projecting elements : en
  • US2216172A - Mathematical instrument : en
  • GB527085A - Improvements in or relating to the cowlings of air-cooled aircraft engines : en
  • US2216634A - Carriage return mechanism for com : en
  • DE696946C - Spring hook stone for the spring suspension of railway vehicles : de en
  • GB527276A - Improvements in or relating to venetian blind ladder webbing and the like : en
  • USRE21585E - Sadiron : en
  • CH211454A - Continuous fire wood stove intended to be supplied with logs of any length. : en fr
  • US2216187A - Trestle or horse : en
  • US2216593A - Duplicating machine : en
  • CH211513A - Automatic firearm. : en fr
  • US2216288A - Pipe perforating device : en
  • US2216319A - Building construction : en
  • US2216608A - Paper guiding and holding mechanism for accounting machines : en
  • USD122796S - Design for a telephone switchboard : en
  • DE697010C - Injection valve for internal combustion engines to be opened by the fuel pressure : de en
  • US2216420A - Ventilator wall and window blocks : en
  • CH211561A - Pendant light for mercury vapor light, mixed light or incandescent light. : de en
  • DE696812C - Sliding door for vehicles, in particular for rail vehicles : de en
  • US2216411A - Hydraulic torque transmission : en
  • SU57912A1 - The method of obtaining drying binder from technical castor oil : en ru
  • SU57998A1 - Alcohol Vapor Recovery Device : en ru
  • US2216278A - Bombing game apparatus : en
  • US2216590A - Hectograph mass containing color intensifiers : en
  • FR857908A - Board game : en fr
  • DE696857C - Washing machine with a protective hood covering the stirring body : de en
  • DE696999C - Electron microscope for examining objects sensitive to cathode rays : de en
  • FR857825A - Method of making a stick of colloidal indelible lipstick : en fr
  • GB527189A - Improvements in or relating to drawing apparatus for finespinning machines : en
  • FR857838A - Electric switch for alarm clocks : en fr
  • GB527222A - Improvements in or relating to indicating boards for use in remote supervisory or like systems : en
  • US2216544A - Pickling tank : en
  • US2216612A - Comminuting mill : en
  • GB526948A - Improvements relating to gripping devices or chucks : en
  • GB527264A - Improvements in or relating to amplifiers for "echo" sounding apparatus : en
  • PL29254B1 - Oeskoslovenska Zbrojovka, A. S. Brno, Brno. The trigger mechanism of an automatic firearm. : en pl
  • GR9269B - METHOD FOR MAKING CLEAR ????? ARTIFICIAL MATERIALS FROM COMPOSITIONS OF POLYAMIDS, POLYURIES OR POLYURETHANES. : el en
  • GB527009A - Improvements in light modulating devices for use in television receivers : en
  • DE697055C - Procedure for securing the operation of compression refrigeration machines : de en
  • US2216226A - Shoe : en
  • GB527239A - An improved device for mounting the adjustable core of electric coils : en
  • GB527245A - Improvements in electrical protective circuits : en
  • FR857832A - Process for the preparation of compounds of the cyclopentanopolyhydro-phenanthrenic series : en fr
  • GB527081A - Improvements in or relating to gaseous cementation : en
  • GB527196A - Improvements in or relating to valve operating mechanism for concrete pumps : en
  • GB527249A - Improved arrangements relating to sound translation and amplification : en
  • GB527270A - Improvements in and relating to method of and apparatus for measuring the wetness ofa vapour : en
  • SU57930A1 - The method of obtaining artificial resin : en ru
  • CH211495A - Process for the production of a product which can be used in particular as a textile auxiliary. : de en
  • GB527204A - Improvements relating to de-aeration of liquids and particularly of boiler feed water : en
  • CH211578A - Box lock for vehicle bodies. : de en
  • US2216159A - Manufacture of shoes having flexible foreparts : en
  • DE697101C - Electric water level indicator : de en
  • GB527145A - Improvements in or relating to thermionic cathodes for use in electron discharge tubes : en
  • GB526947A - Improvements in or relating to latching and locking mechanism, e.g. for the landing gear of aircraft : en
  • CH211559A - Phase relay for alternating current constructed like a telephone clapper armature relay. : de en
  • AU470539A - Improvements in or relating to film scanning devices for television : en
  • SU58002A1 - The method of applying a metal-ceramic layer on metal products : en ru
  • CA391722A - Cathode ray tube : en fr
  • CH211486A - Process for carrying out electrolytic reactions with alternating current. : de en
  • DE697109C - Rubber sole for hunting and sports shoes : de en
  • US2216204A - Process of making insoles : en
  • FR857856A - Improvements to saddles intended for cycles and similar vehicles : en fr
  • CH211503A - Winding device for tape-shaped carriers. : de en
  • GB527169A - Improvements in or relating to footwear and gloves : en
  • CA391609A - Luminescent and phosphorescent body manufacture : en fr
  • CA391655A - Tire : en fr
  • CH211563A - Preparations for washing and caring for living hair. : de en
  • US2216284A - Isomerization of normal olefins : en
  • US2216442A - Centrifugal separator : en
  • US2216632A - Hinge : en
  • US2216487A - Device for attaching lures to fish lines : en
  • DE696982C - Electrical follow-up control of prime movers, especially vehicle engines, in multiple control : de en
  • CA391669A - Gang type switch : en fr
  • CA391594A - Tool for shaping locomotive and car wheel tires : en fr
  • CA391601A - Closure cap making machine : en fr
  • US2216352A - Arc lamp and control mechanism therefor : en
  • US2216679A - Drive means for centrifugal separators : en
  • CA391666A - Packaged food product preservation : en fr
  • DE696821C - Electric resistance spot welding gun : de en
  • GB527165A - Improvements in electric switches moved alternately to their two positions by successive reciprocation of an operating member : en
  • CH211519A - Winding shaft with winding wheel for wristwatches. : de en
  • CA391569A - Adjustable slip power transmitter : en fr
  • US2216616A - Typewriting machine : en
  • SU57966A1 - Method of making rods from laminated plastics : en ru
  • DE696808C - Device for destroying foam : de en
  • CA391634A - Vapour electric converter : en fr
  • CH211471A - Process for the manufacture of fibers from a viscous material which hardens quickly and installation for carrying out this process. : en fr
  • US2216142A - Crimping of filaments, fibers, yarns, and the like : en
  • US2216147A - Aluminum baking pan : en
  • USD122809S - Combined burial casket handle and escutcheon : en
  • CH211555A - Procedure for fixing components in vacuum vessels. : de en
  • FR857862A - Seaplane : en fr
  • CA391570A - Wallboard fastener : en fr
  • AU438039A - Ophthalmic mountings and method of making assembling and fitting the same : en
  • DK58032C - Remote writing system. : da en
  • US2216256A - Device for leveling shoe soles : en
  • AU445239A - Improvements relating tothe moulding of concrete slabs andthe like : en
  • CA391600A - Air motor muffler : en fr
  • USD122775S - Design fob a casserole : en
  • USD122828S - Design for a vanity case or similar article : en
  • CA391642A - Steam boiler : en fr
  • DE697005C - Front panel for projection devices : de en
  • US2216113A - Shoe and shoe heel : en
  • US2216452A - Seismic surveying : en
  • USD122787S - Design for a pressure cooker : en
  • USD122815S - Combined toothbrush and tongue cleaner : en
  • US2216672A - Shaving device : en
  • US2216296A - Shut-off valve for tank discharge lines : en
  • US2216390A - Tar extractor : en
  • US2216242A - Reversible glove : en
  • USD122808S - Ombined burial casket handle and escutcheon : en
  • AU56140A - Improvements relating to bases for electric lamps and similar articles : en
  • CA391555A - Oil burner : en fr
  • US2216416A - Means for braking aircraft : en
  • US2216522A - Dispensing powder puff : en
  • CA391565A - Hack saw : en fr
  • DK58027C - Device for bakery machines, e.g. Crispbread machines. : da en
  • US2216335A - Garage door latch : en
  • US2216254A - Electric field device for separating particles of material : en
  • US2216303A - Tobacco pipe : en
  • GB527236A - Improvements in mechanism for driving reciprocating pumps : en
  • DE696920C - Remote indicator system with a voltage divider or series resistor as a transmitter and a ratio current cell : de en
  • GB527254A - Improvements relating to the charging of a compressed-air system by an internal combustion engine : en
  • GB527053A - Improvements relating to supports for lantern lights and the like on the roofs of buildings : en
  • DE697012C - Device for rendering the exhaust gases from motor vehicles harmless : de en
  • GB526984A - Method and apparatus for deriving delayed secondary signals from a primary signal : en
  • DE697026C - Keyboard card punching machine : de en
  • GB527030A - A process for the extraction of mixtures of isomeric organic compounds : en
  • US2216552A - Phosphoric polymerization in the absence of oxygen : en
  • USD122879S - Design fob a fluid dispensing unit : en
  • GB527177A - Improvements relating to gas ovens : en
  • DE696939C - Process for the production of permanent bacterial preparations : de en
  • CA391585A - Light polarizing material and design : en fr
  • US2216405A - Voltage regulator : en
  • DE696926C - Regulating reactor : de en
  • PL29252B1 - The method of producing coating paints. : en pl
  • DE697095C - Continuously operating damping device for steaming out and discharging or introducing and discharging residues contaminated with solvents, in particular extraction residues : de en
  • CH211560A - Candle attachment to prevent a burning candle from dripping along its shaft. : de en
  • GR9284B - METHOD OF REFINANCE AND INDUSTRIALIZATION OF IMPERFECTLY BURNING AND HERE UNSUITABLE FOR EXPLOITATION OF COAL AND COAL PRODUCTS AND COALS. : el en
  • US2216375A - Resistance thermometer : en
  • DE697083C - Adhesive for hardened synthetic resins : de en
  • US2216118A - Slip coupling drive assembly : en
  • CA391623A - Organic compound polymerization apparatus : en fr
  • CH211512A - Bulletproof. : en fr
  • GB527191A - Improvements relating to retractible undercarriages for aircraft : en
  • AU517639A - An interchangeable branding appliance for branding annealed steel metals, wood, plastics, leather, cardboard andthe like : en
  • GB526973A - Improvements in or relating to tables : en
  • GB527070A - Improvements in or relating to liquid compositions suitable for electrical insulation : en
  • GB527214A - Improvements in and relating to absorption refrigerating apparatus : en
  • DE697091C - Fuel injection pump : de en
  • GB526971A - Improvements in or relating to telephone receivers : en
  • GB526986A - Improved thermal control devices for automatic temperature regulation : en
  • GB527242A - Method for the production of hydrogen : en
  • DE697072C - Device for transmitting one or more signals from the track to the train : de en
  • GB526988A - Improvements in or relating to printing telegraph receiving apparatus : en
  • GB527133A - Improvements in or relating to vehicles for carrying stretchers and the like : en
  • GB527119A - Improvements in or relating to heels for footwear : en
  • GB527213A - Improvements in and relating to the manufacture of activated carbon : en
  • DE696794C - Process for the stabilization of injection liquids containing colloidal bismuth : de en
  • US2216451A - Control device for radio receivers : en
  • FR857905A - Control device applicable in particular to domestic washing machines : en fr
  • FR857877A - New compositions, such as shaped objects, capsules or others : en fr
  • DE696970C - Free-fall chords, especially for driving piles : de en
  • DE697082C - : de en
  • DK58033C - Coupling device at Teletypewriting Centers for Monitoring Conference Operations. : da en
  • US2216132A - Process for the production or recovery of unitary polynuclear carbon compounds : en
  • US2216706A - Book : en
  • USD122864S - Design for a fluorescent lamp fixture : en
  • USD122867S - Design for a textile fabric : en
  • USD122801S - Design for a display boakd : en
  • USD122832S - Design fob a dress : en
  • DE696949C - Electric light for air raid purposes : de en
  • GB527073A - An improved method of and means for photographing objects or substances in a fluorescent or luminescent state : en
  • US2216644A - Mouse trap : en
  • DK58028C - Method for the manufacture of pipes on a bench by means of a roller tensioning teacher. : da en
  • CA391607A - Railway vehicle : en fr
  • GB527280A - Improvements in or relating to sheet feeding apparatus : en
  • AU496039A - Improvements in or relating to metal fabrics, metal screens or screen fabrics : en
  • US2216321A - Rope reversing gearing : en
  • DE696824C - Safety device for oil firing systems : de en
  • FR857902A - Basic condensation products and their manufacturing process : en fr
  • GB527117A - An improved thermostatic fire alarm or other heat-indicating means : en
  • CA391705A - Container nozzle closure : en fr
  • DK58035C - Oscillator-Modulator-Coupling. : da en
  • FR857924A - Improvements to electric cables : en fr
  • US2216251A - Silicate-containing product and process for making it : en
  • US2216285A - Isomerization of normal butene : en
  • GB526997A - Improvements in power-driven surf boards : en
  • GB527140A - Improvements in or relating to closures for bottles, jars, carboys and like containers : en
  • DE697053C - Hinged lid closure for tubes made from plastic : de en
  • US2216379A - Hardening copper alloys : en
  • FR857889A - Process for the production of waterproof fibers : en fr
  • US2216295A - Method of sterilizing fruit juices : en
  • US2216338A - Railway brake gear support : en
  • DE696847C - Dismountable gantry crane : de en
  • FR857885A - Improvements to grinding machines : en fr
  • GB527069A - Improvements in or relating to machines adapted for use in performing combined cutting and marking operations on boot or shoe parts : en
  • US2216235A - Scraper : en
  • USD122870S - Design for a dress : en
  • GB527064A - Improvements in or relating to hard metal carbide alloys and processes of making the same : en
  • GB527235A - Improvements in foot arch supports for use with shoes : en
  • US2216275A - Vacuum cleaner nozzle : en
  • US2216570A - Safety device : en
  • US2216656A - Toy : en
  • US2216659A - Calculating machine : en
  • FR857941A - Relay energized by alternating current : en fr
  • US2216527A - Paperboard container and method of making same : en
  • FR857895A - Method and devices for the transmission of wireless communications : en fr
  • FR857815A - Take-off and landing platform for airplanes : en fr
  • FR857872A - Pile fabric and method of making such fabric : en fr
  • GB526983A - Improved non-combustible roving or yarn : en
  • GB527263A - Improvements in axle bearings for vehicles : en
  • US2216110A - Can opening device : en
  • US2216366A - Bottle hanger : en
  • DE696924C - Use of hose bodies made of ceramic mass as fluid resistance for electrical high-voltage systems : de en
  • US2216372A - Synthetic hydrocarbon oils and method of making the same : en
  • USD122767S - Design for a goblet or similar article : en
  • US2216201A - Method of making tubular inserts : en
  • DE697024C - Ski binding with heel holder loop : de en
  • GB527174A - Improvements in and relating to presses for use in the manufacture of moulded articles : en
  • DK58036C - Method for Preparing Concentrated Aqueous Solutions of Water-Dissolvable or Insoluble Organic Drugs. : da en
  • FR857845A - Spring support device for gun extractor : en fr
  • CH211473A - Thread guide drum for the production of bobbins. : de en
  • US2216333A - Antisepticized brush : en
  • US2216716A - Distance measuring device : en
  • CH211525A - Lathe with tubular bed body. : de en
  • US2216573A - Pump : en
  • CA391568A - Condiment holder : en fr
  • CH211527A - Vulcanizer. : de en
  • DE696888C - Method and device for introducing a precisely measured quantity of mercury into electrical discharge vessels : de en
  • DE697107C - With a quick ignition and dimming device, searchlight : de en
  • GB527283A - Improvements relating to the production of sensitive photographic emulsions : en
  • US2216153A - Channeling machine : en
  • US2216197A - Wringer : en
  • US2216174A - Process for preparation of carotin decolorizing material : en
  • US2216433A - Closure fastening device : en
  • US2216460A - Pipe fitting : en
  • US2216519A - Making tubing : en
  • CA391563A - Bottled beverage mixer : en fr
  • CA391625A - Camera arrangement : en fr
  • DE697061C - Schlaegermuehle : de en
  • GB527011A - Improvements relating to a method of and apparatus for canning food products : en
  • DE696799C - Circuit arrangement for the delivery of impulses to identify the subscriber initiating a connection in a company line : de en
  • FR857871A - Improvements in apparatus for feeding cut tobacco : en fr
  • DE696829C - Method for reclamping the bast fiber material in vibrating turbine systems : de en
  • DE697099C - silver layers containing Kuepen dyes : de en
  • GB527160A - Improvements in hinge-struts for supporting hinged lids of cabinets and the like : en
  • GB527079A - Improvements in or relating to coal cutting or like machines or combined cutting and loading machines : en
  • US2216455A - Torsion suspension : en
  • DE696831C - Method of treating grain : de en
  • US2216604A - Ice-cubing apparatus : en
  • US2216386A - Air space insulated electric cable : en
  • USD122855S - Design for an airplane : en
  • GB526990A - Improvements connected with rotary electrical switches : en
  • DE696896C - silver halide graphic gelatin emulsions : de en
  • USD122852S - Design for a dress : en
  • US2216231A - Shock absorber : en
  • US2216580A - Shoe stiffener : en
  • DE696874C - Device to facilitate the starting of compression refrigeration machines : de en
  • FR857936A - folding ladder : en fr
  • SU57880A1 - How to dye knitwear in a bundle with indigozols : en ru
  • GB527272A - Improvements in the construction of bomb-proof shelters, huts and the like : en
  • USD122842S - Design for a dress : en
  • US2216188A - Method of molding wax : en
  • US2216143A - Process of coating paper : en
  • US2216397A - Wringer : en
  • US2216105A - Glass run channel structure : en
  • CH211591A - Combined adhesion and gear drive on rail vehicles. : de en
  • GB527113A - Improvements in or relating to door or gate-operating mechanisms : en
  • FR857918A - Manufacturing process for coloring intermediates : en fr
  • DE696973C - Process for the preparation of 4-aminobenzenesulfonamide : de en
  • DE697108C - Circular knife for longitudinal cutting of paper, cardboard or similar material webs : de en
  • US2216523A - Alarm clock : en
  • AU111595B2 - Improvements in draw-leaf extension tables : en
  • AU148932B2 - Improvements in or relating to methods of making electrically conducting patterns, such as wiring circuits, coils andthe like : en
  • GB527059A - New or improved exhaust system for internal combustion engines : en
  • DE696971C - Frame pressed from sheet steel for manhole covers : de en
  • US2216356A - Permutation lock : en
  • US2216367A - Protective cover : en
  • CH211487A - Process for the production of liquid hydrocarbons. : de en
  • SU57960A1 - Method for selective flotation of copper-zinc, lead-zinc and copper-pyrite ores : en ru
  • US2216283A - Ejector-equipped cigarette holder : en
  • PL29250B1 - Method of reducing materials containing magnesia in an electric furnace. : en pl
  • GB527153A - A process for the treatment of industrial water supplies : en
  • CA391558A - Transmission control mechanism : en fr
  • AU111574B2 - Improvements in and relating to apparatus for tempering flat glass : en
  • US2216419A - Air-space insulated electric cable : en
  • US2216315A - Multiple unit double casing pump : en
  • US2216545A - System for eliminating crossfire in telegraphic circuits : en
  • GB527109A - Improvements in or relating to stoppers or caps primarily for bottles, jars, carboys and other containers : en
  • DE697044C - Driving control device : de en
  • CH211460A - Device for controlling the bolt of a lock. : en fr
  • USD122784S - Christmas tree ornament or similar article of manufacture : en
  • CA391626A - Radio circuit and filter arrangement : en fr
  • US2216694A - Beam bending machine : en
  • USD122799S - Design for a pkint mounter : en
  • US2216241A - Reversible glove : en
  • US2216185A - Dustpan mechanism : en
  • US2216264A - Means and method of image analysis : en
  • DE1491582U - : de en
  • CA391590A - Multiple wheel vehicle drive : en fr
  • AU443839A - Improvements relating to the doors of incinerators and the like : en
  • CA391657A - Alkaline detergent compound : en fr
  • CA391683A - Anti-knock motor fuel : en fr
  • CH211587A - Lighting device on bicycles. : de en
  • US2216561A - Crotyl i-methyl-butyl thiobarbi : en
  • DE696963C - Floor unloading vehicle : de en
  • DE696784C - Control device for signaling devices, in particular for surge transmitters in telecommunications systems : de en
  • AU453539A - Improvements in means for glazing windows : en
  • CH211616A - Movable building. : en fr
  • USD122813S - Design for a dress : en
  • CH211449A - Automatic electromagnetic breaker with induction coil with adjustable interruption and contact duration, especially for electric cattle herding apparatus. : de en
  • DE697033C - Process for the production of storable iron leather : de en
  • CH211456A - Portable electrical heating device with safety device against the risk of fire. : de en
  • AU111767B2 - Improved means for obtaining a high voltage DC supply from an inductive saw-tooth oscillator circuit : en
  • DE696889C - Electric discharge lamp with gas or metal vapor filling and fluorescent layer : de en
  • CA391581A - Photo-printing apparatus : en fr
  • US2216168A - Distortion correction circuits : en
  • US2216669A - Air cooling the engines of rear engined automobiles : en
  • DE697063C - Device for pressing together limbs on zippers : de en
  • US2216667A - Bung bush : en
  • US2216304A - Device for removing foreign matter from belts : en
  • US2216566A - Rollback check : en
  • US2216211A - Method and apparatus for pickling metal coils : en
  • US2216310A - Composition of matter and method of manufacturing same : en
  • US2216280A - Acetylene lamp bowl : en
  • DE696959C - Process for matting flexible polystyrene films or tapes : de en
  • DE696995C - Device for displaying the point in time at which faults in electrical systems, in particular earth faults and transient earth faults, occurred : de en
  • GB527261A - Signalling device for use on restaurant tables and like places : en
  • DE696791C - Paints : de en
  • US2216169A - Oscillator : en
  • GB526946A - Improvements in or relating to retractile undercarriages for aircraft : en
  • GB527167A - Improvements in means for propelling boats, floats, rafts or other vessels : en
  • BE439115A - Housing for electric flashlights, comprising color filtering glasses, slidably mounted in the cover : en fr
  • CA391593A - Liquid measuring apparatus : en fr
  • CA391662A - Coated and impregnated paper or fabric : en fr
  • SU57881A1 - Extraction method of resinous substances from osmol : en ru
  • US2216483A - Railway traffic controlling apparatus : en
  • CA391602A - Electrical indicating system : en fr
  • FR857817A - Improvements to aircraft and installations for aerial bombardment : en fr
  • GB527016A - Improvements in and relating to multi-drum winders, hoists and the like : en
  • CH211535A - Multi-stage compressor with intercooler. : de en
  • CA391649A - Steam washer and drier : en fr
  • US2216591A - Rotary duplicating machine : en
  • CA391620A - Partition structure : en fr
  • US2216525A - Soap cutting machine : en
  • US2216557A - Screw driving device : en
  • DE696886C - Protective device for electrical machines and transformers : de en
  • GB527096A - Improvements in or relating to electron discharge devices for use in high frequency circuits : en
  • CA391572A - Storage battery lifter and carrier : en fr
  • DE696810C - Process for the production of ascorbic acid : de en
  • FR857868A - Lock with digital or analogous combinations, variable, secret, capable of being erased without the selected secret combination being modified : en fr
  • GR9266B - METHOD OF PRODUCTION OF ARTIFICIAL MATERIALS AUTHENTIC IN ACIDS AND ALKALIES. : el en
  • US2216459A - Valve : en
  • US2216453A - Stapling machine : en
  • GB527008A - Manufacture and application of new condensation products : en
  • PL29257B1 - Akciova spolecnost drive Skodovy zavody in Plzni, Prague. Folding iron bridge with variable span. EC / ffl, fó / OD : en pl
  • US2216693A - Chip removal mechanism : en
  • US2216481A - Coupler : en
  • DE697030C - Box-shaped copier : de en
  • GB527208A - Improvements relating to internal combustion engines using solid pulverulent fuel : en
  • US2216444A - Light fixture : en
  • AU111604B2 - An improved assembly of rotor and associated cutter blades or tines fora rotary hoe cultivator orthe like : en
  • US2216313A - Weed fender or guard for mowing machines and the like : en
  • US2216206A - Construction material for roofing, siding, and the like : en
  • CH211564A - Process for the preparation of methylamino-6-methyl-2-heptane. : de en
  • US2216120A - Combined body and chassis structure : en
  • US2216246A - Regulator : en
  • CA12875S - Cup and saucer set : en
  • CA391664A - Pull imparting apparatus for electric conductors : en fr
  • GB527088A - Process for the preparation of catalysts for hydrogenation : en
  • US2216677A - Carburetor : en
  • US2216332A - Insulating window : en
  • US2216707A - Electronic indicating system : en
  • USD122869S - Design for a negligee : en
  • US2216218A - Seal : en
  • GB526967A - Improvements in or relating to methods of nickel plating and nickel plating solutions therefor : en
  • US2216222A - Process of oxidizing paraffinic hydrocarbons : en
  • US2216586A - Carton lining machine : en
  • DE696968C - Underground bunker system : de en
  • DK58034C - Electron tube amplifier with negative Feedback. : da en
  • GB527068A - Improvements in or relating to bodies for motor or other vehicles : en
  • DE696846C - Contrast media for the visualization of the genitourinary system through X-rays : de en
  • DE697062C - Method and machine for banding boxes : de en
  • US2216189A - Method and apparatus for inserting cores in cables : en
  • USRE21590E - Short wave signaung : en
  • AU436739A - Improvements in high frequency coupling arrangements : en
  • GB527102A - Systems of transmission for television and the like systems : en
  • US2216343A - Mechanism : en
  • CH211576A - Device for synchronous transmission of rotary movements, pointer positions or the like by means of rotating field systems. : de en
  • SE99963C1 - Experience in the preparation of briquettes for the consumption of foodstuffs and on s å made briquettes : en sv
  • US2216607A - Railway traffic controlling apparatus : en
  • PL29258B1 - A method of automatic sorting of identical objects according to their weight and a device for carrying out this method. : en pl
  • US2216361A - Bit for reciprocating pneumatic rock drills : en
  • US2216369A - Dry steam generator : en
  • US2216244A - Curtain drier : en
  • GB527180A - An improved tool for aerating and otherwise treating lawns and the like : en
  • SU58010A1 - Automatic shut-off valve for pipelines : en ru
  • US2216351A - Blowout plug : en
  • CA391696A - Yarn : en fr
  • PL29266B1 - 0. Lorenz Aktiengesellschaft, Berlin-Tempelhof. : en pl
  • US2216401A - Lubricating device : en
  • US2216341A - Fish casting rod : en
  • US2216691A - Treatment of hydrocarbon oil : en
  • DE696899C - Machine for roughening, hammering and scratching natural and artificial stones : de en
  • US2216119A - Fastening-inserting machine : en
  • US2216660A - Process of retarding fat bloom at the surface of chocolate and chocolate-coated products, and the resulting product : en
  • US2216683A - Treatment of hydrocarbon oil : en
  • US2216223A - Electric incandescent lamp : en
  • US2216507A - Coupler lock operating means : en
  • DE677519C - Process for the production of a bacteria-rich soil improver from fresh sea silt : de en
  • DE697077C - High-voltage fuse arrangement : de en
  • DE696851C - Machine for labeling bottles or the like that are moved upright. : de en
  • GB527095A - Improvements in and connected with precombustion chambers for internal combustion engines : en
  • USD122802S - Design for a dress : en
  • SU57877A1 - The method of obtaining colored sheet galalita : en ru
  • US2216532A - Telephone system : en
  • US2216443A - Flashlight apparatus : en
  • CA391567A - Milk bottle stopper : en fr
  • US2216541A - Wave filter : en
  • US2216299A - Box : en
  • US2216440A - Artificial ornamental object : en
  • USD122798S - Design for a spoon ob other article of flatware : en
  • CH211585A - Luggage rack for cycle. : en fr
  • CH211570A - Device for transmitting calls in carrier frequency systems. : de en
  • AU89640A - Improvements in and relating to apparatus for tempering flat glass : en
  • USD122861S - Design for a lighting fixture : en
  • US2216509A - Fire extinguishing apparatus : en
  • USD122812S - Design for a bicycle frame : en
  • CH211599A - Process for the preparation of a disazo dye. : de en
  • US2216154A - Automatic sprinkler : en
  • DE696855C - Bearings for the lower roll of rolling mills : de en
  • GB527039A - Improvements in and relating to electric measuring instruments : en
  • DE696854C - Process for the production of hollow drill steel rods from a piece of steel with a cylindrical core : de en
  • GB526995A - Chair bed : en
  • GB527065A - Improvements in and relating to means for joining pipes or tubes together : en
  • GB526970A - Improvements in or relating to the remote control and supervision of circuit breakers or the like in electric supply networks : en
  • CA391653A - Coloured photographic picture production : en fr
  • AU111606B2 - Improvements relating tothe supply of fuel to internal combustion engines : en
  • CH211606A - Self-supporting telecommunication aerial cable laid on masts. : de en
  • AU354539A - Improvements in and relating to pulley and like blocks : en
  • CH211600A - Process for the preparation of an azo dye. : de en
  • US2216484A - Filter press : en
  • DE696904C - : de en
  • CA391638A - Headlight : en fr
  • CA391647A - Textile impregnating apparatus : en fr
  • DE696997C - : de en
  • DE697000C - Process for the preparation of o-oxyazo dyes : de en
  • DE696907C - Device for intermittent withdrawal with simultaneous pressurization of a liquefied gas : de en
  • AU334239A - Storing picture transmitter tube for television purposes : en
  • DE696938C - Process for the production of permanent bacterial preparations : de en
  • GR9268B - METHOD FOR THE PREPARATION OF CLEAR, TRANSPARENT ARTIFICIAL MATERIALS FROM POLYAMIDE FORMING COMPOUNDS, POLYURIES OR POLYURETHENES. : el en
  • USD122833S - Design tor a dress : en
  • CH211514A - Automatic firearm, especially of larger caliber. : de en
  • SU57964A1 - Method of making bakelite and textolite paper tubes : en ru
  • US2216146A - Rounding machine : en
  • US2216587A - Hand grenade : en
  • DE697102C - An electrical switch in a signaling circuit serving as a liquid intrusion detector : de en
  • CA391562A - Animated sign : en fr
  • CH211485A - Process for the production of aqueous dispersions of high polymer organic substances. : de en
  • CH211494A - Process for the production of heavy metal compounds of the phthalocyanine series. : de en
  • CA391577A - Double glass window : en fr
  • CH211483A - Splayfoot bandage. : de en
  • DE697034C - Method and device for the injection of molded parts from thermoformable materials : de en
  • FR857839A - Portable device for artificial pneumothorax : en fr
  • GB527004A - Improvements in windows for emergency and other purposes : en
  • CA391702A - Organic ester of cellulose : en fr
  • FR857944A - Device used to correct in correct phase the capacity of photoelectric cells and the luminous persistence of screens, in particular in television : en fr
  • US2216308A - Method and means for balancing grinding wheels : en
  • USD122800S - Design for a double door stop : en
  • CH211524A - Thread cutting stock. : de en
  • GB527151A - A vacuum operated horn : en
  • US2216703A - Fuel supply system : en
  • GB526992A - Improvements in or relating to transmission mechanism for light weight motor cycles : en
  • PL29255B1 - I. G. Farbenindustrie Aktiengesellschaft, Frankfurt n. M? Furnace for the production of carbon tetrachloride. : en pl
  • CA391678A - Electron discharge device : en fr
  • CA391561A - Animated sign : en fr
  • DE696990C - Arrangement for remote control of a wireless communication technology device by means of a motor : de en
  • FR857841A - Unsinkable boat : en fr
  • FR857869A - Device for interrupting the heating of evaporation vessels, in particular for the evaporation of poisonous liquids for the control of pests, in which the evaporation vessel can tilt around a horizontal axis : en fr
  • FR857864A - Washing process and apparatus for carrying out said process : en fr
  • GB527080A - Electrical organs : en
  • AU111577B2 - An improved construction of vacuum regulating device for use in milking machine installations : en
  • GB527256A - Detecting apparatus particularly for automatic coin operated vending machines and the like : en
  • US2216415A - Slug sawing tray : en
  • US2216529A - Animal trap : en
  • DE696900C - Double stroke shaft machine : de en
  • DE697075C - Automatic winding and unwinding cable drum with electrical drive for portable electrical machines : de en
  • GB527129A - Improvements in and relating to distributors for cables more especially for television cables : en
  • FR857850A - electrode for high voltage spark distributor : en fr
  • FR857875A - Improvements made to free-piston compressors with several compression stages : en fr
  • GB527046A - Improvements in or relating to india rubber gloves : en
  • CH211475A - Device for looms for displaying an empty weft yarn carrier. : de en
  • US2216412A - Firing mechanism for automatic firearms : en
  • DE696856C - Winding device for wide webs of fabric, especially for wet treatment machines and machines that work with fabric return (jiggers) : de en
  • FR857831A - Device for fixing bricks or other objects on a support : en fr
  • GB527091A - Improved steering linkage for motor vehicles : en
  • GR9278B - MODIFICATIONS, IMPROVEMENTS AND ADDITIONS ON NAILING MACHINES. : el en
  • US2216331A - Method of and apparatus for producing paper cups : en
  • DE696825C - Warp knitting machine with two or more mirror wheels or pattern chains assigned to a guide rail : de en
  • DE696865C - Easel file : de en
  • DE697002C - Registering measuring instrument : de en
  • GB527012A - Manufacture and application of new condensation products : en
  • US2216314A - Road machine : en
  • GB527078A - An appliance for automatically tilting a barrel or other container or the like : en
  • DE697105C - Circuit arrangement for initiating switching processes in telephone systems : de en
  • GB527067A - Improvements in or relating to motor vehicles : en
  • CA391654A - Shielded ignition system : en fr
  • FR857892A - Process for the preparation of mixtures for the rubber industry and related fields : en fr
  • GB527157A - Improvements relating to cartridge belts for use in machine guns : en
  • FR857883A - Torch welding process : en fr
  • DE696879C - Electrical machine, in the runner of which a strong heat is developed : de en
  • GB526962A - Ornamental edge : en
  • DE696807C - Process for producing wash-resistant finishes : de en
  • US2216258A - Anthraquinone dyestuffs : en
  • US2216339A - Bottle package : en
  • SU57886A1 - Method of making laminated plastics : en ru
  • GB527158A - Improvements in or relating to washers for metal eyelets : en
  • US2216212A - Method of and apparatus for making bags and the like : en
  • GB526958A - Improvements in or relating to rubber compositions and articles composed thereof : en
  • GB527023A - A new or improved bath and flesh brush : en
  • US2216177A - Mining and loading machine : en
  • DE696878C - Housing for electric speech machine motors : de en
  • DE696897C - : de en
  • US2216599A - Regulator system : en
  • USD122857S - Design fob a textile fabric : en
  • CH211458A - Process for the production of a slow-setting binder. : de en
  • FR857915A - Process for preparing substituted alpha-pyrrolidones : en fr
  • US2216300A - Interceptor : en
  • DE696848C - Gas-heated boiling water heater : de en
  • US2216135A - Manufacture of abrasive articles : en
  • US2216195A - Telephone secretary : en
  • US2216710A - Press : en
  • CH211533A - Stop valve for high-pressure oxygen. : de en
  • FR857867A - Pressure boosting device for compressed gas cylinders : en fr
  • GB527049A - Device for heating surfaces of aircraft to prevent the formation of ice : en
  • DE697008C - Fuel injection pump for internal combustion engines : de en
  • CH211489A - Process for the synthesis of hydrocarbons by conversion of carbon monoxide by means of hydrogen. : en fr
  • US2216435A - Composition of matter and electrical conductor cable containing the same : en
  • FR857846A - Altimeter : en fr
  • GB527282A - Improvements in and relating to rotary switches for electric cookers : en
  • US2216577A - Combination piston and rod : en
  • US2216302A - Pipe perforating device : en
  • US2216334A - Web feeding device : en
  • DE697070C - Wheelset seal for mine, light rail and similar cars : de en
  • US2216224A - Apparatus for coiling wire or the like : en
  • US2216427A - Air conditioning apparatus : en
  • US2216559A - Electrostatic condenser : en
  • US2216413A - Window ventilator : en
  • CH211523A - Device on wire pin production machines for stripping the wire pins. : de en
  • GB527044A - Improvements in and relating to air raid precaution shelters : en
  • DE696972C - Process for the production of methyl formate : de en
  • FR857897A - Process for the production of alkaline carbonates : en fr
  • PL29245B1 - Auto Union Aktiengesellschaft, Chemnitz. Bodywork, especially for motor vehicles. : en pl
  • FR857833A - Manufacturing process of waterproof footwear sewn welt, glued welt, nailed, nailed or sewn through and through and others : en fr
  • GB527195A - Improvements in and relating to elastic fluid turbines : en
  • US2216474A - Stapling machine : en
  • US2216176A - Oscillatory circuit : en
  • US2216239A - Means for removably mounting floor racks : en
  • DE686669C - Drive for milling machines for milling in the same direction and in the opposite direction : de en
  • US2216130A - Process for the production of polynuclear carbon compounds : en
  • US2216184A - Carpet sweeper : en
  • CA391708A - Electric incandescent lamp : en fr
  • CH211541A - Power plant operated with a gaseous working medium. : de en
  • DE696818C - Control for crane trolleys, especially trolleys : de en
  • GB527253A - Improvements in centrifugal governors : en
  • US2216139A - Gear cutter : en
  • AU111597B2 - Ophthalmic mountings and method of making, assembling and fitting thesame : en
  • GB527266A - Improvements in optical display devices : en
  • FR857811A - Drilling machine with orientable spindles, the positions of which are determined by a member belonging to the machine, which is in agreement with the positions of the holes to be drilled : en fr
  • FR857853A - Process for manufacturing grids, and more especially protective grids for turbine installations : en fr
  • US2216655A - Sheet folding machine : en
  • DE697056C - Arrangement of radially loaded labyrinth disks, especially in the case of radially loaded steam or gas turbines : de en
  • US2216217A - Display package of pins : en
  • DE696940C - Device for storing and conveying index cards or other similar objects in containers, trains or the like. : de en
  • BE439116A - : fr
  • CH211575A - Arrangement for generating colored or stereoscopic television images. : de en
  • USD122839S - Design fob a dress : en
  • USD122773S - Design fob a cigarette server : en
  • GB526950A - Improvements in or relating to coupling devices for pipes : en
  • DE696916C - Multi-walled spring tube : de en
  • DE697064C - Scraping machine : de en
  • GB527026A - Improvements in or relating to loud-speakers : en
  • GB527122A - Improvements in compression quads for justifying lines of type : en
  • GB527227A - Improvements in handles for brushes and the like : en
  • DE694171C - Bow training for ships : de en
  • DE696985C - Can be placed on the telephone set, its watch to record the selected call signs : de en
  • DE696859C - Adjustable protective cover for books : de en
  • GB527082A - Improvements in or relating to sifting or screening apparatus : en
  • US2216216A - Meat-slitting machine : en
  • US2216240A - Governor mechanism : en
  • US2216373A - Fruit-press structure : en
  • US2216439A - Sole edge trimming cutter : en
  • FR857824A - Improvements in control transmissions in public transport vehicles, etc. : en fr
  • CH211596A - Grating and cutting machine for fruit, bread and the like, to be screwed to the edge of the table. : de en
  • US2216711A - Lubricating oil : en
  • GB527198A - Improvements in ambulances : en
  • GB527231A - Improvements in and relating to refrigerators : en
  • DE696908C - electrical supply circuits : de en
  • DE697080C - Device for generating the periodic back and forth movement of the roller electrodes of electrical resistance seam welding machines : de en
  • FR857911A - Improvements to stretchers or portable ambulances : en fr
  • FR857803A - Bicycle controlled by independent levers : en fr
  • GB527259A - Improvements in or relating to filters : en
  • FR857891A - Fuel injector for internal combustion engines : en fr
  • GB527132A - Improvements in taps or cocks : en
  • CH211511A - Table game. : de en
  • GB526942A - Polymeric amides : en
  • US2216106A - Graphite feeder : en
  • US2216186A - Electrolytic condenser : en
  • USD122766S - Design for a goblet or similar article : en
  • FR857890A - Process and machine for finely pulverizing and intimately mixing all materials, particularly clay and other materials liable to agglomerate easily : en fr
  • DE696843C - Circuit arrangement for telecommunications systems with call seekers : de en
  • FR857805A - New fuels : en fr
  • FR857906A - Caliber : en fr
  • DE696915C - Vapor separator for the evaporative cooling circuit of internal combustion engines : de en
  • DE697088C - Two-stroke V-cylinder compressor engine : de en
  • FR857834A - Advertising device : en fr
  • GB527215A - Improvements relating to lathe tool holders : en
  • US2216437A - Process for converting acetylene into higher molecular products : en
  • FR857873A - Safety locking device : en fr
  • GB527209A - Braun tube arrangement : en
  • FR857893A - Process for preparing 1.2-epoxy-propane-sulfonic acid : en fr
  • DE696996C - Magnetic switch for driving the coal feeding device on projector arc lamps : de en
  • AU111598B2 - Ophthalmic mountings and method of making assembling and fitting the same : en
  • US2216454A - Volume range control circuits : en
  • GB527024A - Improvements in or relating to basic refractory materials : en
  • GB527265A - Improvements in or relating to furnace walls : en
  • DE697110C - Process for excreting rare earths from marble : de en
  • DK58043C - Device for footrests for child seats on bicycles. : da en
  • GB526994A - Umbrella carrying device for bicycles : en
  • US2216257A - Process of breaking mineral oil emulsions : en
  • US2216653A - Suction muffler : en
  • FR857835A - Burner ignition device for gas-operated liquid heaters : en fr
  • US2216447A - Cigarette package forming machine : en
  • US2216630A - Corrective shoe : en
  • DE696830C - Safety standpipe for low pressure steam boiler : de en
  • CA391571A - Macerator and juice extractor : en fr
  • US2216238A - Recovery of fatty acids : en
  • SU57957A1 - The method of obtaining a solid layer on the cutting edge of the tool : en ru
  • US2216329A - Circuit controller : en
  • USD122872S - Design for a dress : en
  • CH211598A - Process for the production of monoethanolammonium polysulphide. : de en
  • AU442939A - Improvements relating tothe supply of fuel to internal combustion engines : en
  • US2216623A - Railway signaling apparatus : en
  • US2216221A - Catalytic isomerization of normal paraffinic hydrocarbons : en
  • US2216347A - Beverage measuring and dispensing device : en
  • DE696983C - Device for telecontrol systems with simultaneous two-way traffic operation : de en
  • FR857949A - Television receiver : en fr
  • PL29260B1 - Device for the lubrication and sealing of projectiles, especially for rounds intended for smooth barrels. : en pl
  • FR857946A - Improvements in steam injection into furnaces for the production of town gas : en fr
  • GB527017A - New or improved means for attaching fabric to foundations or supports, e.g. aircraftstructures : en
  • DE696962C - Centering device for machine tools : de en
  • CH211557A - Power converter with mercury vapor filling. : de en
  • CH211594A - Double glazing with sealing strips. : de en
  • DE696958C - Plaster ceiling with plaster boards : de en
  • US2216108A - Sheet material portable trimmer : en
  • US2216145A - Gun perforator for well casings : en
  • US2216342A - Internal combustion engine : en
  • USD122805S - Design fob a window seat : en
  • USD122835S - Design for a dress : en
  • USD122837S - Design for a skating shoe with skate attached thereto : en
  • GB527003A - Improvements relating to a method of producing container parts from sheet material : en
  • DE697029C - Disk-shaped copy device : de en
  • USRE21589E - Method of treating oakwood fob the : en
  • FR857870A - Improvements in dialysis procedures and devices : en fr
  • DE697092C - Friction gear change transmission : de en
  • GB527063A - Improvements in or relating to a method of producing rubber threads, strips and the like : en
  • AU111612B2 - Improvements relating tothe moulding of concrete slabs andthe like : en
  • USD122880S - Design fob a dress : en
  • US2216167A - Method of producing metal powders : en
  • US2216635A - Recording instrument : en
  • US2216128A - Engine : en
  • US2216263A - Fair lead construction : en
  • CH211504A - Multilayer photographic material for color photography and cinematography. : de en
  • US2216555A - Set-stabilized calcined gypsum plaster : en
  • AU441439A - Improvements in and relating to means for operating the choke cutters of strippers, harvesters andother like agricultural implements : en
  • USD122878S - Design for a diffusing light reflector : en
  • USD122881S - Design for a dress : en
  • CA391699A - Garage door : en fr
  • CH211565A - Comb. : de en
  • DE697100C - Process for the production of multicolored reflective or transparent images by photographic means : de en
  • US2216436A - Railroad track gauge, level, and aligning tool : en
  • US2216363A - Static grounding device for vehicles : en
  • CA391709A - Ore flotation process : en fr
  • US2216297A - Vehicle sander : en
  • CA391684A - Vehicle window mounting : en fr
  • CA391606A - Magneto : en fr
  • CA391676A - Rotary pump seal : en fr
  • US2216245A - Temperature control system : en
  • US2216446A - Polyazo compounds and material colored therewith : en
  • US2216423A - Tobacco seeding machine : en
  • US2216592A - Refrigerating apparatus : en
  • USD122816S - Piano case : en
  • CH211572A - Switch memories, in particular for telephone systems. : de en
  • US2216530A - Soldering iron : en
  • DE692646C - Tubular electric quartz lamp for emitting ultraviolet light : de en
  • DE697020C - Windshield wipers for the windshield on vehicles : de en
  • CA391674A - Hammermill : en fr
  • AU111576B2 - Improvements in or relating to discriminator circuits for use in automatic frequency control systems : en
  • US2216322A - Synchronizing clutch : en
  • CA391615A - Dynamo-electric machine : en fr
  • PL29263B1 - A bearing device with an Adcock antenna, operated from a distance. : en pl
  • US2216520A - Automobile radio receiver volume control : en
  • CA391707A - Television scanning apparatus : en fr
  • DE696841C - Rotary filter : de en
  • CH211462A - Sliding window. : de en
  • CH211501A - Cinematographic camera with a device for rewinding the film. : de en
  • CH211510A - Skis with protective edges. : de en
  • USD122820S - Design for a carpet or similar article : en
  • CA391566A - Steam generating system : en fr
  • GB527005A - Improvements relating to the production of filters for use in photography : en
  • GB527238A - Improvements in or relating to apparatus for inserting screw stoppers into bottles : en
  • AU111613B2 - An improved combination sofabed or lounge-bed : en
  • CH211502A - Aperture for double lenses for taking stereoscopic images. : de en
  • CH211592A - A pressurized fluid device making it possible to independently control several braking mechanisms of an aircraft. : en fr
  • DE696922C - Electrical monitoring device for high-performance resistors, especially starting resistors, electric vehicles : de en
  • CA391603A - Decorated surface covering manufacture : en fr
  • CA391685A - Catalytic conversion apparatus : en fr
  • CH211614A - Device for improving the commutation during regenerative braking of AC commutator motors for electric railways. : de en
  • DE696858C - Method of making semi-rigid fabrics : de en
  • GB527072A - Improvements in or relating to the provision of wire-rips in canisters : en
  • PL29240B1 - Jlllius Bing, Berlin and Otto Block, Berlin. Magnetic holder. £ 2 * / c t / ql & : en pl
  • US2216336A - Multiple ring packer : en
  • CA391726A - Elastic product : en fr
  • SU57959A1 - Method for separating calcite from scheelite ores and concentrates : en ru
  • US2216649A - Process of and apparatus for digesting fibrous materials : en
  • GB527173A - Improvements in and relating to the application of ceramic transfers or prints to pottery and like goods : en
  • GB527181A - A process for the treatment of highly ferruginous yellow ochre earth : en
  • CA391711A - Knitting machine : en fr
  • DE696909C - Interference protection device for periodically operated contact devices, especially for mechanical current converters : de en
  • US2216389A - Extractor : en
  • USD122831S - Design for a dress : en
  • DE696877C - Device for moving objects under vacuum : de en
  • AU111586B2 - Improvements in or relating to steam separating apparatus : en
  • CH211546A - Low power single phase capacitor motor. : de en
  • CA391586A - Cellulose matter hardening process : en fr
  • US2216358A - Well packer : en
  • US2216374A - Pressure gauge with protecting and pulsation damping means : en
  • US2216528A - Telephone system : en
  • US2216219A - Clip : en
  • USD122769S - Goblet or similar abticle : en
  • USD122806S - Design for a battery selector : en
  • SU57864A1 - Method for increasing frost resistance of synthetic divinyl latex : en ru
  • US2216344A - Connector : en
  • US2216581A - Shoe stiffener and method of making the same : en
  • US2216685A - Conveyer : en
  • DE696934C - Grinding device with rotating segment-shaped grinding tools : de en
  • GB527246A - Improvements in or relating to rove stop motions for textile machines : en
  • PL29262B1 - Method of thermal treatment of carbon and hydrocarbons. : en pl
  • US2216626A - Railway traffic controlling : en
  • AU444639A - Improvements in and connected with draught couplings of traction vehicles : en
  • US2216408A - Supporting device : en
  • US2216449A - Mercury switch and support therefor : en
  • CA391659A - Powdered metal mosaic : en fr
  • GB526980A - Improvements relating to automatic steering systems for craft : en
  • US2216293A - Type securing device : en
  • US2216402A - Method of producing pure magnesium compounds : en
  • DE696844C - Electric, in particular transportable spot welding machine with pressure medium drive : de en
  • DE696875C - Device to facilitate the starting of compression refrigeration machines : de en
  • US2216467A - Plastic doorknob construction : en
  • US2216602A - Solvent rectification of petroleum : en
  • US2216396A - Wringer and the like : en
  • DE696898C - Machine for finishing shoes : de en
  • DE696928C - Timer for X-ray recordings : de en
  • CA391564A - Stringed musical instrument : en fr
  • GB527007A - Improvements in or relating to display and like systems : en
  • US2216438A - Ice skate : en
  • AU111573B2 - Improvements in shock cradles : en
  • CH211465A - Method for embedding the heating wires in the grooves of heating plates. : de en
  • FR857836A - Method for attaching cylinder heads of light metal to cylinder rods of internal combustion engines, in particular air-cooled aircraft engines : en fr
  • US2216277A - Box : en
  • AU111600B2 - Improvements in or relating to discharge means for drill sowing machines : en
  • US2216340A - Electric cable : en
  • US2216480A - Ring lever latch and indicator : en
  • US2216696A - Eraser holder for pencils : en
  • FR857813A - Protection sphere against artillery and aerial bombardment : en fr
  • GB527054A - Parasiticide : en
  • CH211539A - Injector. : de en
  • SU58066A1 - Instrument for determining average indicator pressure of piston machines : en ru
  • USD122882S - Design for a dress : en
  • DE669376C - Device for compensation of the signal superimposed on the image to be transmitted in cathode ray scanner : de en
  • GB527014A - Concrete-post or slab walling : en
  • FR857912A - Method and device for determining the concentration of hydrogen ions using surface-separating electrodes : en fr
  • US2216182A - Ophthalmic lens : en
  • US2216165A - Method of and apparatus for pitting fruit : en
  • CH211467A - Frame for sofa beds. : de en
  • DE663532C - Linkage of the oscillating half-axles directly to the tubular longitudinal center support, especially for motor vehicles : de en
  • GB527255A - Improvements in and relating to vehicle bodies : en
  • GB527135A - Improvements in or relating to mining machinery : en
  • USPP426P - Rose plant : en
  • GB527025A - Improvements in or relating to heating apparatus for the cabins of aircraft : en
  • GB527186A - Improvements in or relating to electric band-pass crystal filters : en
  • DE697022C - th bands on pipes, especially long pipes of small diameter : de en
  • FR857804A - Device for fixing a removable part to the end of an axis : en fr
  • US2216477A - Diesel engine : en
  • US2216160A - Band-pass selector system : en
  • DE696947C - Directional antenna system with several individual radiators connected via parallel wire connection lines : de en
  • DE697059C - Arc lamp with rotatable carbon electrode and a vibrating clamping chuck that serves to feed : de en
  • FR857947A - Device for adjusting the intensity of the welding current in electric arc welding devices : en fr
  • GB527202A - Improvements in or relating to permanent magnets and alloys suitable for use therefor : en
  • US2216553A - Trailer : en
  • GB526993A - Umbrella carrying device for bicycles : en
  • GB527048A - Improvements in artificial respiration appliances : en
  • FR857802A - Method and apparatus for germinating grains : en fr
  • US2216123A - Manufacture of hairy yarn : en
  • USRE21583E - bancroft : en
  • SU57931A1 - The method of preparation of preparations bottoms dyes : en ru
  • DK58030C - Apparatus for Cutting and Folding Continuous Paper Paths. : da en
  • FR857857A - Process for the preparation of urea chlorides and ethers-salts of isocyanic acid and products obtained by this process : en fr
  • GB527111A - Improvements relating to aircraft with retractable undercarriages : en
  • GB527193A - Improvements in and relating to elastic fluid turbines : en
  • GB527015A - Improvements in treads for pneumatic tyres : en
  • GB527022A - Improvements in or relating to rubber and like articles : en
  • GB527225A - Automatic locking device for pistons or other movable parts : en
  • USD122866S - Necktie or similar article : en
  • US2216673A - Electric shaving device : en
  • GB527114A - Improvements in catalytic heating apparatus : en
  • GB527229A - Improvements in eyelash curlers : en
  • DE696882C - Method for extinguishing the arc of multi-phase arc inverters : de en
  • DE697004C - Device for adjusting a light beam : de en
  • US2216225A - Apparatus for coiling wire or the like : en
  • US2216400A - Wringer and the like : en
  • US2216166A - Smoker's appliance : en
  • US2216144A - Sealing disk for gun perforators : en
  • DE696817C - High frequency barrier : de en
  • GB526955A - Improvements in typewriter carriages : en
  • DE696284C - Method for regulating direct current power transmission, consisting of two or more parallel working direct current lines with converters at the end of each line : de en
  • DE696785C - Parcel counter : de en
  • DE697073C - masses : de en
  • DE697096C - Showcase for displaying objects : de en
  • FR857818A - Automatic lock, with vertical double bolt, for maneuvering and locking of railroad switches : en fr
  • FR857840A - Improvements made to drawers with compartments for furniture : en fr
  • SU58060A1 - Device for determining rapidly varying angular displacements between rotating parts having free ends on the device installation side : en ru
  • PL29238B1 - Ivar Lóken Haadem, 0. Aker near Oslo. Machine anti-noise washer, placed on the foundation. : en pl
  • US2216461A - Polyvinyl acetal resin sheets containing the ethyl ether of diethylene glycol succinate : en
  • US2216237A - Source of ultra violet light : en
  • US2216398A - Wringer : en
  • DE696964C - Driving device for motor vehicles : de en
  • US2216681A - Pencil sharpener : en
  • CH211507A - Skis with a sliding surface. : de en
  • CA391608A - Bob sleigh reach pole : en fr
  • CA391673A - Composite pigment : en fr
  • CH211554A - Contact converter. : de en
  • CH211556A - Gas or vapor filled discharge tube. : de en
  • CH211605A - Installation intended to transform mechanical energy into energy of the same name through electrical energy. : en fr
  • GB527228A - Improvements in dust collecting bags for vacuum-cleaners : en
  • US2216124A - Hydraulic brake apparatus : en
  • FR857843A - Interchangeable auto-block calendar : en fr
  • FR857943A - Hydropneumatic servo-control and compensation for automatic speed or level regulator, with indirect action and oil pressure : en fr
  • CA391599A - Extrusion apparatus : en fr
  • IE16026L - Electric immersion heaters : en
  • DE697068C - : de en
  • GB527013A - Improvements in steering gear : en
  • DE696881C - Winding arrangement for a machine set consisting of two high-speed alternating current generators for generating a multi-phase resulting voltage formed by superimposing two periodically differing voltages of the same amplitude : de en
  • FR857899A - Further training in shrinking machines : en fr
  • GB527097A - Improvements in or relating to electron discharge devices : en
  • PL29235B1 - A method of producing artificial teeth, crowns, bridges, etc. from synthetic resins. : en pl
  • CH211457A - Method and device for the production of spark plug brick blanks. : de en
  • CA391656A - Variable speed transmission : en fr
  • US2216220A - Luminous brick and construction comprising the same : en
  • CH211550A - Electromagnetic switch, in particular for installations on vehicles. : de en
  • USRE21586E - Coin-controlled prepaying machine : en
  • US2216517A - Noise suppression circuits : en
  • US2216348A - Adjustable chair : en
  • CH211498A - Letter envelope. : de en
  • AU525839A - Mechanism for loading and emptying molding presses : en
  • CH211569A - Switching device for selective audio frequency calling. : de en
  • CA391724A - Vehicle body : en fr
  • CH211446A - Process for the production of a water-soluble moth repellent. : de en
  • CH211574A - Coupling arrangement in push-pull high-frequency stages. : de en
  • CH211496A - Process for the production of a press powder containing a urea-formaldehyde resin and press powder produced therefrom. : de en
  • US2216629A - Slitting and cutoff mechanism for sheet material : en
  • CH211516A - Direct current meter with spark extinguishing circuit arrangement. : de en
  • USD122810S - Bumper-objective for a ball rolling game apparatus : en
  • USRE21591E - Ice teat : en
  • USD122781S - Design for a display tray : en
  • DE697066C - Extraction of carbon disulfide from thiocarbonate liquors : de en
  • AU437039A - Carrier current transmission system : en
  • US2216709A - Brush supporting and adjusting means for vacuum cleaners : en
  • US2216450A - Process for producing diketen : en
  • USD122780S - Design for a knitted fabric : en
  • CA391660A - Hair waving device : en fr
  • US2216273A - Centering circuit for cathode ray tubes : en
  • US2216458A - Voting machine : en
  • DE696948C - o multi-pole circuit breakers : de en
  • CH211571A - Device for transmitting calls in carrier frequency systems. : de en
  • DE696800C - backward setting pointer, especially for X-ray devices : de en
  • US2216327A - Vehicle suspension : en
  • US2216466A - Motor vehicle clutch control : en
  • BE439047A - : en
  • GB527212A - Improvements in or relating to mercury switches : en
  • GB526982A - Transformers for band-pass selectors : en
  • US2216421A - Weighing machine : en
  • US2216687A - Measuring and control instrument : en
  • US2216714A - Bronze mixer and conditioner : en
  • FR857940A - Automatic control device for electric arc furnaces : en fr
  • GB526959A - Improvements in or relating to electric cables, cords and the like : en
  • AU111602B2 - Automatic gate for use atthe brace of mineshafts : en
  • DE696965C - Warning signal for motor vehicles that prevents the driver from falling asleep : de en
  • FR857842A - Toroidal thermodynamic injection boiler : en fr
  • DE696905C - Rotogravure printing machine : de en
  • DE696913C - Process for the production of molded bodies from hardenable synthetic resin o. : de en
  • GB527188A - Improvements in or relating to thermionic valve amplifiers : en
  • DE697007C - Eye catcher : de en
  • US2216179A - Preparation of pregelatinized starches : en
  • US2216511A - Bird feeding station : en
  • USD122791S - Design fob a coat : en
  • CA391652A - Metal grinding or cutting machine : en fr
  • GB526987A - Improvements relating to the preparation of raw cement and like materials : en
  • GB527267A - Mechanical toy with remote control : en
  • CA391578A - Marking apparatus for leather, textile or paper : en fr
  • DE696994C - Electric gas switch : de en
  • USD122885S - Combined cigarette server and lighter : en
  • FR857810A - Packaging for samples and other items : en fr
  • US2216378A - Attachment for shoe repair machines : en
  • GB527121A - Improvements in or relating to the manufacture of textile yarns, threads, cords, and the like composed of cotton : en
  • GB527232A - Improvements in and relating to electric switch contacts : en
  • FR857823A - Elastic expander device for piston rings or other piston rings, and other applications : en fr
  • GB527142A - Improvements in or relating to electric circuit interrupters having arc-extinguishing means : en
  • DE696910C - Reversible pole arrangement for alternating current collector machines : de en
  • US2216574A - Preparation of halogen derivatives of acetopropanol : en
  • CA391560A - Oil burner : en fr
  • FR857898A - Device to facilitate swimming and movement in the water : en fr
  • GB527149A - Improved heating device for motor cars : en
  • GB527060A - Improvements in high-pressure metal-vapour electric discharge lamps and in circuits for operating them : en
  • GB527164A - Improvements in or relating to working sheet metal : en
  • GB527055A - A process of manufacturing petroleum-like oil by dry distillation of a carbonaceous material : en
  • DE696845C - cylinder : de en
  • DE696894C - Hand saw with clamping bracket and handle that can be folded over the saw blade : de en
  • FR857848A - Process for the compensation of the differences in the flow velocities, existing between the walls and the middle of the channel, in front of the discharge openings for the particles of materials of a high specific weight, in the preparation channels : en fr
  • GB527278A - Improvements in and relating to headlights for cycles and motor cycles : en
  • SU57932A1 - Method for continuous degassing of synthetic latex : en ru
  • US2216535A - Stainless steel : en
  • FR857806A - Electrical pulse controlled system : en fr
  • DE696787C - Electric gas switch : de en
  • US2216558A - Electrostatic condenser : en
  • US2216156A - Headlight : en
  • FR857916A - Cover for propeller hubs : en fr
  • DE697076C - : de en
  • FR857932A - Triporteur : en fr
  • GB527131A - Improvements in door and like bolts : en
  • GB526999A - An improved control device for variable delivery pumps : en
  • GR9270B - METHOD FOR MANUFACTURING SAFETY GLASS. : el en
  • GB527192A - Improvements in self-starting synchronous motors : en
  • GB526996A - Improvements in or relating to electrical transmission and/or distribution systems for musical and like programmes : en
  • FR857925A - Annular roller press for the agglomeration of powdered coal and similar products : en fr
  • US2216393A - Safety mechanism for wringers and the like : en
  • USD122814S - Design fob a combined top, back splasher, and accessory units for ranges : en
  • GB527175A - Improvements relating to heat or cold conservers : en
  • DE696864C - Steep view card index with cards staggered on the side on spacers in pockets : de en
  • DE697039C - lder : de en
  • US2216359A - Gun perforator for oil wells : en
  • US2216399A - Wringer : en
  • AU435639A - Improvements inthe method of manufacturing cheese for preventing fat leakage whilst in storage : en
  • DE696950C - Multi-filament incandescent lamp with push button switch : de en
  • US2216287A - Extended bed for drying and combustion in refuse incinerators : en
  • CH211549A - Contact arrangement for switching resp. Control units. : de en
  • GB526951A - Improvements in or relating to the preparation of cholesterol from materials containing same : en
  • US2216493A - Electrographitic brush : en
  • CH211613A - Device for improving the commutation during regenerative braking of AC commutator motors for electric railways. : de en
  • DE696887C - Device for monitoring the burn-up of arc lamp electrodes : de en
  • CA391675A - Coin freed franking machine : en fr
  • SE99937C1 - : en sv
  • US2216704A - Combined cargo loading and trimming device : en
  • DE697013C - Chuck to be operated by grip sleeves during rotation : de en
  • DE697016C - Cyclonic centrifugal dust separator : de en
  • CA391677A - Radio amplifier : en fr
  • CA391700A - Circuit for shaft positioning system : en fr
  • US2216534A - Control apparatus : en
  • US2216664A - Carburetor : en
  • CH211529A - Mechanical razor with a reciprocating rectilinear motion blade. : en fr
  • CH211593A - Recoil drive. : de en
  • CA391630A - Rectifier anode heater : en fr
  • US2216496A - Marine propulsion assembly : en
  • US2216699A - Automatic regulator : en
  • DE696932C - Device for setting the fuel needle in carburetors for internal combustion engines : de en
  • US2216429A - Cushioning mechanism : en
  • US2216228A - Locomotive boiler firebox : en
  • US2216253A - Production of lubricating oils : en
  • CA391646A - Threaded sheet metal structure : en fr
  • US2216572A - Bulldozer blade and frame : en
  • AU467039A - Improvements in lubricators for internal combustion engines : en
  • SU58000A2 - Method of forming by alloying alloys : en ru
  • PL29264B1 - Oeskoslovenska Zbrojovka A. S. Brno, Brno. Cartridge extractor. : en pl
  • USD122823S - Design for a photographic enlarger : en
  • US2216470A - Catalytic conversion of hydrocarbons : en
  • US2216643A - Arrhythmic telewriter : en
  • AU440039A - An improved assembly of rotor and associated cutter blades or tines fora rotary hoe cultivator orthe like : en
  • AU441239A - Steam generating apparatus : en
  • CH211492A - Process for the preparation of an azo dye. : de en
  • CH211526A - Machine tool. : en fr
  • GB526960A - Improvements in or relating to the production of sulphonated fatty materials : en
  • USD122783S - Design for a eeed for a wind instrument : en
  • GB526975A - Improvements in duplicate bus-bar metal clad switchgear : en
  • USD122827S - Design for a dress : en
  • SU57883A2 - Apparatus for separating benzene and naphthalene from coke gas : en ru
  • AU111583B2 - Automatic needle threader and presser foot : en
  • DE697081C - Process for the production of condensation products : de en
  • BE439032A - Device for oxygen treatment : en fr
  • DE696842C - Cylinder press : de en
  • SU57893A1 - The method of obtaining films, guts and similar materials from regenerated cellulose : en ru
  • CH211545A - Cooling brine. : de en
  • CH211590A - Power plant. : de en
  • US2216605A - Electroplating : en
  • US2216542A - Method and apparatus for dispensing volatile liquid : en
  • SU57887A1 - The method of manufacturing a slit rubber plate : en ru
  • US2216565A - Throwoff mechanism for printing presses : en
  • USRE21587E - Microscope : en
  • AU111564B2 - Improvements in or relating to radio direction finders : en
  • AU111580B2 - Improvements in or relating to metal fabrics, metal screens or screen fabrics : en
  • CH211470A - Handle holder for sweeping brushes. : de en
  • CA391682A - Life preserver : en fr
  • CH211447A - Brick. : de en
  • CH211480A - Method and device for evenly pulling through elongated structures, in particular textile fabrics. : de en
  • CH211522A - A method of molding an article of jewelry or the like of complicated shape, and an article obtained by this process. : en fr
  • SU58067A1 - The way of mines in aquifers : en ru
  • US2216645A - Shoe : en
  • US2216613A - Ophthalmic mounting : en
  • US2216636A - Calculating machine : en
  • PL29259B1 - A hydraulic resistor for gun barrels. : en pl
  • US2216311A - Bituminous emulsions and method of producing same : en
  • US2216715A - Flexible support : en
  • USD122829S - Combined toilet brush back and comb : en
  • CA391573A - Clothesline : en fr
  • US2216131A - Process for the production of polynuclear carbon compounds : en
  • US2216569A - Governing mechanism : en
  • USD122844S - Electric control panel board unit : en
  • AU111610B2 - Improvements relating to the doors of incinerators and the like : en
  • DE696876C - Warning system for crossings with constant warning time at all train speeds : de en
  • US2216465A - Amplifier circuits : en
  • US2216178A - Fuel combustion : en
  • USD122873S - Design for a dress ensemble : en
  • USD122874S - Combined flatiron handle and support : en
  • CA391644A - Delustered synthetic fibre preparation : en fr
  • CH211583A - Tire with anti-skid studs, in particular for motor vehicles. : de en
  • CH211611A - Device for the artificial production of ice flowers for advertising purposes for shop windows, showcases or the like. : de en
  • GB527124A - Improvements in or relating to the production of magnesium from its compounds : en
  • US2216200A - Wringer : en
  • US2216549A - Polymerization of unsaturated hydrocarbons : en
  • CH211469A - Process for the production of artificial hair. : de en
  • US2216531A - Valve : en
  • USD122876S - Design for a titration apparatus illuminator : en
  • DE696969C - Procedure for lowering and, if necessary, pulling back construction equipment and components in the ground : de en
  • FR857827A - Improvements in equipment intended for handling and measuring fluids, in particular for the calibration of gas meters : en fr
  • FR857934A - Magnesium alloys for the manufacture of smooth bearings : en fr
  • GB527146A - Improvements in vacuum tube oscillators : en
  • US2216670A - Floor for automobiles : en
  • DE696792C - Russblaeserduese : de en
  • PL29237B1 - A method of cutting the edges of veneers or plywood diagonally in order to join them diagonally, and a device for carrying out this method. : en pl
  • US2216294A - Transmission mechanism : en
  • GR9272B - FISHING PISTOL. : el en
  • GB527194A - Improvements in and relating to apparatus for controlling the air flow through condensers and like heat exchange apparatus on locomotive and other vehicles : en
  • US2216641A - Timer for internal combustion hammers : en
  • GB527045A - Improvements in or relating to prepayment mechanism : en
  • SU57965A1 - Method for producing synthetic resins in plastics : en ru
  • FR857807A - Improvements to the molding of curved pottery vessels using an extensible core : en fr
  • DE697021C - Device for tightening a cap on a tube : de en
  • DE696993C - Extendable gas switch built into a closed switching cell : de en
  • USD122856S - Design for a dress : en
  • CA391579A - Radio receiver : en fr
  • GB527150A - Improvements relating to electrically heated liquid containing receptacles : en
  • US2216568A - Device to hasten the opening of a dry pipe valve : en
  • FR857888A - Temperature control device : en fr
  • DE697050C - Electrical lighting equipment on enlarging or projection devices : de en
  • GB527041A - Improved process for the preparation of products effervescing with water : en
  • US2216163A - Rotating-wing aircraft : en
  • USD122785S - Design fob a siphon ob the like : en
  • DE696795C - Clamping device for screen mesh : de en
  • US2216198A - Wringer : en
  • USD122795S - Design for a golf club head : en
  • US2216537A - Mattress : en
  • USD122770S - Outside door handle or similar article for an automotive vehicle : en
  • US2216370A - Variable inductance mechanism : en
  • DE696936C - Stream sifter : de en
  • US2216149A - Swiveling bracket : en
  • CH211603A - Process for the preparation of a mixture of phthalocyanine dyes. : de en
  • US2216499A - Snap fastener : en
  • DE697009C - Injection pump for internal combustion engines, lubrication : de en
  • AU437939A - Ophthalmic mountings and method of making, assembling and fitting thesame : en
  • FR857826A - Light reflector for linear source : en fr
  • GB527250A - An improved storage container for materials in the form of dust : en
  • DE697031C - Single-phase or multi-phase machine with square frame plates : de en
  • DE696868C - Process for the production of formic acid : de en
  • PL29239B1 - Method of treating pre-bleached raw jute fibers with cold alkaline gel. : en pl
  • DE696863C - Box formed from an upper and lower part for booking purposes, card indexes, etc. like : de en
  • DE696870C - Turbine nozzle body for high temperatures of the steam or gaseous propellant : de en
  • DE696988C - U-Adcock antenna system : de en
  • US2216456A - Power vehicle : en
  • DE696872C - A centrifugal machine, in particular a steam or gas turbine, with an overhung, multi-stage, preferably radially loaded, upstream part and a downstream low-pressure part on the same shaft train : de en
  • US2216207A - Control of setting period of gypsum plasters : en
  • CH211601A - Process for the production of a wool dye of the anthraquinone series. : de en
  • CH211582A - Braking device on motor vehicles. : de en
  • GR9282B - AUTOMATIC BURNER FOR THE SELF-BURNT FUEL OR THE COMPONENT OF CENTRAL HEATING FACILITIES OF OTHER RELATED USES. : el en
  • DE696933C - : de en
  • GB527221A - Manufacture of disazo-dyestuffs : en
  • US2216138A - Control for preventing skidding of automobiles : en
  • US2216266A - Two-stage oscillograph : en
  • USD122865S - Design for a bag or similar container : en
  • US2216265A - Image dissector : en
  • US2216323A - Dispensing container : en
  • DE696885C - High voltage transformer : de en
  • US2216490A - Navigational instrument : en
  • USD122859S - Design for a dress : en
  • US2216611A - Electric driving motor for attrition mills : en
  • USD122818S - Folding folio for photographic prints : en
  • FR857931A - Process for manufacturing plasticized and cold hardened urea resins and new industrial products obtained by this process : en fr
  • GB527001A - Improvements in fibre liquid containers : en
  • GB527051A - Improvements in trucks : en
  • DE696953C - Process for dewaxing paraffin-containing hydrocarbon oils : de en
  • SU57962A1 - A method of manufacturing shatterproof glass type triplex : en ru
  • PL29253B3 - Steyr-Daimler-Puch A. G., Steyr. Tracked and wheeled vehicle. : en pl
  • US2216250A - Stair tread and floor slab surfacing : en
  • US2216513A - Electrical musical instrument : en
  • CH211530A - Screw locking. : de en
  • CA391636A - Closure cap : en fr
  • DE697071C - Remote-controlled display device with rolling or sliding panels : de en
  • FR857917A - Manufacturing process for coloring intermediates : en fr
  • GB527040A - Improvements relating to means for supplying water or other flushing liquid to rock drill bits : en
  • SU57972A1 - The method of marking aluminum or its alloys : en ru
  • DE696850C - Bottle basket for bottle washing machines : de en
  • CH211531A - Mixing tap for cold and hot water. : de en
  • AU58640A - Improvements in and relating to pneumatic dispatch apparatus : en
  • SU57879A1 - Copper Coating Method : en ru
  • US2216234A - Enamel composition : en
  • CH211466A - Abrasives. : de en
  • US2216112A - Magnetron discharge tube circuit : en
  • USD122871S - Design fok a textile fabric : en
  • US2216515A - Production of nitro-mercaptodiphenylamines : en
  • CA391588A - Power unit : en fr
  • USD122853S - Design for a textile fabric : en
  • DE696839C - Filling device for vacuum dryer : de en
  • DE696911C - Portable tiled stove with built-in air heating device loaded by a lintel : de en
  • GB527037A - Improvements in and relating to the absorption of nitrogen oxides to form nitric acid : en
  • US2216646A - Liquid filter : en
  • CH211534A - Protective device on elevators. : de en
  • CA391720A - Television transmitter : en fr
  • CA391582A - Wearing apparel : en fr
  • CA391597A - Test-tube closure : en fr
  • DE696811C - Sliding door with sectional protection edge : de en
  • DE696869C - Process for the production of synthetic tanning agents : de en
  • DE697074C - Landing procedures for aircraft : de en
  • AU532239A - Improvements in or relating to apparatus for dry distillation of shale, coal or like material : en
  • CH211551A - Centrifugal starter for induction motors. : de en
  • US2216371A - Apparatus for removing shale, coal, and like from gravel : en
  • US2216625A - Truss pad : en
  • AU435239A - Improvements in or relating to discriminator circuits for use in automatic frequency control systems : en
  • DE696835C - Electrical compensation device for determining the direction of sound : de en
  • US2216662A - Ski binding : en
  • US2216350A - Apparatus for remote automatic readjustable air stream control for unit ventilators : en
  • AU111581B2 - An interchangeable branding appliance for branding annealed steel metals, wood, plastics, leather, cardboard andthe like : en
  • CA391611A - Electric discharge device : en fr
  • AU111590B2 - Improvements inthe manufacture of hard or highly viscous insulating materials : en
  • CA391637A - Radio distortion reducing system : en fr
  • DE697079C - Small motor with two permanent magnets arranged on the front sides of the rotatable armature : de en
  • DE697006C - Projection device for planetariums : de en
  • DE697043C - Tear-off sheet for spectral analysis : de en
  • GB527127A - Apparatus for scouring, washing and drying fabrics in their process of treatment : en
  • AU111569B2 - Improvements in lubricators for internal combustion engines : en
  • AU442839A - Improvements in fuel gases : en
  • AU445739A - Automatic gate for use atthe brace of mineshafts : en
  • DE697094C - Storage for a rotating drum : de en
  • US2216651A - Control mechanism for temperature, humidity, and the like : en
  • USD122777S - Design for a shoe sole : en
  • GB527035A - Improvements in or relating to electrical signalling systems : en
  • CA391718A - Lifting jack : en fr
  • CH211602A - Process for the preparation of a mixture of phthalocyanine dyes. : de en
  • FR857865A - Automotive fender refinements : en fr
  • FR857942A - Four-pole induction motor : en fr
  • CH211566A - Self-seller especially for electricity. : de en
  • DE696838C - Process for drying the stocks of handguns : de en
  • AU329539A - Improvements in or relating to electrically-controlled printer equipment : en
  • FR857879A - Slider closure, non-metallic material : en fr
  • US2216232A - Over-modulation alarm device : en
  • DE697058C - d dry rectifiers : de en
  • US2216209A - Discharge tube : en
  • US2216307A - Dental contourlator : en
  • DE696813C - Sliding door, especially for railway vehicles : de en
  • FR857937A - Condensation products and their production process : en fr
  • DE696927C - Insulating molding compound housing for electricity meters : de en
  • DE656955C - Fourdrinier machine for the production of paper, cardboard, etc. like : de en
  • US2216497A - Toy : en
  • GB526985A - Improvements in heads for siphon bottles : en
  • GB527251A - Improvements in and relating to tennis rackets : en
  • US2216164A - Rotary-wing aircraft : en
  • US2216298A - Enclosed switch : en
  • US2216385A - Rotatable fastening device : en
  • DE697011C - Measuring cylinder for fuel injection pumps : de en
  • US2216603A - Ice-cubing apparatus : en
  • FR857860A - Process for deparaffinizing mineral oils : en fr
  • GB527262A - Improvements in and relating to wire stitching machines : en
  • SU57885A1 - Instrument for continuous monitoring and determination of fluid composition : en ru
  • GB527038A - Improvements in or relating to fastener assorting means : en
  • FR857852A - Interior seal for liquid filter, especially for internal combustion engine fuel filter : en fr
  • US2216262A - Manufacture of catalysts : en
  • US2216116A - Contrivance for charging solid fuel into water-gas producers : en
  • US2216589A - Refrigerating apparatus : en
  • US2216579A - Sealing tool : en
  • US2216654A - Electric switch contact : en
  • US2216618A - Surface active anionic boric acid ester compounds of amino alcohols : en
  • GB526956A - Improvements in or relating to object-bearing devices for use with stereoscopes for the correction of squint and ocular muscle imbalance : en
  • DE696801C - cooling : de en
  • SU57889A1 - The method of manufacture of insulating plates : en ru
  • GB526943A - Improvements in machines for the production of moulded bodies from suspensions of fibrous material : en
  • FR857830A - Improvements to colored electric lamps : en fr
  • US2216247A - Lamp terminal structure and method of manufacture : en
  • DE697042C - Device for measuring the transparency and turbulence of transparent, especially liquid media : de en
  • FR857828A - short wave transmitter : en fr
  • FR857837A - Improvements to seaplane trolleys : en fr
  • US2216157A - Electrical plug connector : en
  • USD122824S - Design for a robe or similar article : en
  • AU392539A - Improvements in friction clutches : en
  • CH211607A - Electric circuit breaker with compressed gas blowing. : en fr
  • US2216432A - Container closure and forming means therefor : en
  • USD122830S - Unit for an astrological and mystic robot : en
  • CA391671A - Composite pigment : en fr
  • CA391690A - Railway car roof : en fr
  • US2216606A - Method of making spiral pipe : en
  • US2216150A - Lubricated valve : en
  • CA391710A - Radio receiver : en fr
  • CA391587A - Metal surface coating method : en fr
  • CH211479A - Hanging dryer for fabric webs. : de en
  • CA391681A - Gas stove lighter and burner support : en fr
  • USD122792S - Design for a kitchen cabinet : en
  • US2216567A - Centrifuging electrically heated furnace : en
  • US2216337A - Printing telegraph apparatus : en
  • US2216492A - Match holder : en
  • AU111572B2 - Improvements in and relating to pneumatic dispatch apparatus : en
  • BE439082A - : en
  • AU111578B2 - Improvements inthe method of manufacturing cheese for preventing fat leakage whilst in storage : en
  • GB527187A - Improvements in or relating to electric locomotives : en
  • US2216255A - Funnel support : en
  • US2216551A - Air conditioning apparatus : en
  • USD122843S - Design fob a frame for ladies handbags : en
  • GB527104A - Improvements in transmission systems for high frequency electric signals : en
  • GB527197A - Improvements in or relating to lubricating means for flexible cables and the like : en
  • GB527042A - Improvements in and relating to arc-extinguishing means in electric circuit breakers : en
  • DE690165C - A heat source is provided on showpieces or other rotating bodies in the interior of a housing containing the rotating bodies : de en
  • US2216140A - Composition for and method of devitalizing microorganisms : en
  • US2216582A - Automatic volume control with noise suppression : en
  • CA391668A - Roll-over toy : en fr
  • US2216712A - Garment fastener : en
  • US2216486A - Hydraulically operated reciprocating mechanism : en
  • CA391645A - Flexible coated article : en fr
  • DE696992C - Scale arrangement for high frequency devices : de en
  • GB527248A - Improvements in and relating to refractory slabs for building the checkerwork of cowper stoves and like regenerators : en
  • US2216193A - Egg case flat and filler assembly : en
  • US2216457A - Rack : en
  • FR857922A - Telegraph and similar apparatus : en fr
  • US2216431A - Denatured alcohol containing a salt of a lower alkyl isothiourea : en
  • US2216464A - Insulator : en
  • USD122790S - Design fob a dress : en
  • SU58001A1 - The method of aluminizing products made of steel or cast iron : en ru
  • US2216624A - Coin-controlled magazine switch mechanism : en
  • US2216355A - Hair scavenging device : en
  • US2216701A - Device for supporting plates in tank construction : en
  • CH211468A - Grill. : de en
  • AU46840A - Improvements in or relating to steam separating apparatus : en
  • CA391592A - Paper-making machinery : en fr
  • CH211491A - Process for the preparation of a related disazo dye. : de en
  • FR857930A - Height adjustable platform : en fr
  • CA391575A - Eye-examining instrument : en fr
  • CH211612A - Central buffer coupling on rail vehicles. : de en
  • CH211459A - Cistern. : de en
  • CH211610A - Rotating support for portable telephone device. : en fr
  • US2216349A - Machine for forming liner bags from thin sheet material : en
  • USD122794S - Design for a dress : en
  • CH211573A - Thermionic tube device. : en fr
  • US2216129A - Valve assembly : en
  • FR857938A - Electrical devices for cosmetic and therapeutic applications : en fr
  • GB527207A - Improvements in carburetters for internal combustion engines : en
  • US2216181A - Loading apparatus : en
  • US2216316A - Chair : en
  • US2216619A - Respirator : en
  • CH211552A - Protective device for direct current high-voltage systems based on the Greinacher multiplication circuit. : de en
  • CA391631A - Mercury vapour pump cooling system : en fr
  • DE696935C - Device for producing very fine, shiny metal particles : de en
  • GB527226A - Air filter : en
  • CH211597A - Process for the preparation of the sodium salt of an acylated aminomethanesulfonic acid. : de en
  • CH211453A - Impact drill with flushing fan. : de en
  • CA391627A - Thermionic valve circuit arrangement : en fr
  • US2216394A - Wringer : en
  • AU438139A - Improved process of treating wool to prevent shrinking, felting and hardening : en
  • CA391618A - Cimentitious material retarder : en fr
  • AU111611B2 - Improved mechanism for operating pressure brakes on freewheel cycles andthe like : en
  • AU111601B2 - Improvements in fuel gases : en
  • US2216702A - Metallic building construction : en
  • USD122854S - Design for a textile fabric : en
  • US2216152A - Rail bender : en
  • CA391559A - Check protecting means : en fr
  • CA391672A - Composite pigment : en fr
  • US2216521A - Electronic reactance wave filter : en
  • US2216640A - Clutch actuated brake control means : en
  • US2216233A - Cellulose derivative emulsions : en
  • AU111605B2 - Steam generating apparatus : en
  • US2216705A - Overhead line-conductor tap : en
  • US2216428A - Card index : en
  • USD122846S - Design for a dress : en
  • AU111585B2 - Improvements in or relating to dynamo electric machines or devices : en
  • GB527027A - Improvements in or relating to electric power cables : en
  • GB527128A - Improvements in or relating to closing apparatus for electric circuit-breakers : en
  • CA391725A - Vehicle body : en fr
  • CA391556A - Drainage tube : en fr
  • CA391686A - Reaction conducting method : en fr
  • AU111745B2 - Improvements in or relating to film scanning devices for television : en
  • CA391667A - Radio communication system : en fr
  • CH211579A - Support device with shock absorber on vehicles, in particular motor vehicles. : de en
  • DE696977C - Arrangement for automatic influencing, especially keeping the power factor constant in networks : de en
  • CH211586A - Luggage racks for bicycles. : de en
  • US2216575A - Vehicle safety device : en
  • AU1308644A - Picture screens forthe realisation of binocular solidity by direct vision : en
  • CH211488A - Process for the preparation of 17-methyl-4-androstenol-17-one-3. : de en
  • US2216637A - Storage and like equipment for vehicles : en
  • USD122836S - Combined lamp and radio receiving set : en
  • USD122848S - Design for a dress : en
  • USD122860S - Design fob a dress ensemble : en
  • SU57969A1 - The method of preparation of gummed tape for stitching cladding shirts in the production of plywood : en ru
  • CA391691A - Metal cup-shaped hollow body production : en fr
  • CH211484A - Method for molding cream, nougat and jelly pralines and molding device for carrying out the method. : de en
  • US2216362A - Protective composition and use thereof : en
  • AU444539A - Improved mechanism for operating pressure brakes on freewheel cycles andthe like : en
  • CA391712A - Knitting machine : en fr
  • DE696860C - Holding device for tear-off blocks or the like. : de en
  • GB527036A - An improved appliance for administering anaesthetics : en
  • GB527166A - Improvements in means for handling transferable road-rail containers : en
  • DE696816C - Method for achieving sliding path surfaces : de en
  • AU435339A - Improvements in or relating to radio direction finders : en
  • US2216252A - Combinations of electric discharge devices and materials excited to luminescence by the electric discharge : en
  • US2216270A - Corset : en
  • US2216425A - Artificial tooth : en
  • CH211506A - Writing tablet. : de en
  • BE439027A - : en fr
  • US2216518A - Hydraulic control system : en
  • PL29236B1 - A method of producing reflective copies by means of grid-separated radiation. : en pl
  • US2216617A - Surface active anionic compounds of amino alcohols : en
  • US2216674A - Well cleaner : en
  • CA391632A - Vapour electric converter : en fr
  • DE696764C - Tariff apparatus with an organ that is adjusted depending on the time, for example time counter or trigger mechanism : de en
  • DE697045C - Fluid-cooled turbine impeller, especially for detonation combustion turbines, with several : de en
  • CH211474A - Double stroke shaft machine. : de en
  • AU1940A - Automatic needle threader and presser foot : en
  • USD122765S - Design fok a vase or similar article : en
  • USD122884S - Shapiro dress : en
  • CH211548A - Electric bicycle alternator with rotating star magnet. : de en
  • GB527031A - Improvements in and relating to the production of nitroparaffins : en
  • GB527123A - Improvements in seat and mattress constructions : en
  • DE697065C - Process for the production of concentrated, water-containing dye preparations : de en
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  • USD122803S - Design for a dress : en
  • US2216621A - Portable shelf : en
  • CA391698A - Camera tripod : en fr
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  • SU58068A1 - Method of desulfurizing cyanide liquor : en ru
  • CH211558A - Band filter with three oscillating circuits coupled to one another. : de en
  • US2216325A - Prismatic reflecting structure : en
  • US2216689A - Printing ink : en
  • CA391614A - Filament mounting apparatus : en fr
  • CA391703A - Organic ester of cellulose : en fr
  • US2216190A - Power transmission : en
  • US2216248A - Pen for recorders : en
  • US2216441A - Photographic emulsion : en
  • USD122845S - Design for a dress : en
  • DE696819C - Commutator for electrical machines : de en
  • GB527277A - An improved construction of ship's stem : en
  • GB527216A - Improvements relating to turning lathes : en
  • CH211580A - Signal device on automobiles. : de en
  • PL29261B1 - Device for removing gases from the barrel of automatic firearms. : en pl
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  • DE696806C - Single-layer clip label : de en
  • CA391596A - Core drill bit : en fr
  • FR857808A - Advanced device for air conditioning : en fr
  • CH211544A - Tube bundle containing several parallel-connected strings. : de en
  • CA391695A - Titaniferous ore processing : en fr
  • FR857896A - Progressive suspension for sliding drawers : en fr
  • CA391650A - Steam generator : en fr
  • GB526957A - Improvements in or relating to the preparation of heels : en
  • GB527171A - Improvements in or relating to liquid pressure remote control systems : en
  • CA391595A - Display device : en fr
  • US2216424A - Greeting light : en
  • US2216498A - Potato washer : en
  • US2216550A - Machine tool control mechanism : en
  • CA391706A - Electric switch : en fr
  • CH211568A - Transmission system with coaxial cables and an intermediate amplifier. : de en
  • CH211477A - Counting device for machines for the production of knitted goods. : de en
  • CH211536A - Steam turbine equipped with rotors having opposite direction of rotation. : en it
  • US2216170A - Ultra high frequency oscillator : en
  • US2216406A - Process of treating textiles : en
  • US2216109A - Automatic fuel burning device : en
  • US2216524A - Preservation of rubber : en
  • AU111568B2 - Improvements in means for glazing windows : en
  • GB527190A - Improvements in insulating constructions : en
  • US2216554A - Spring mechanism for oil well devices : en
  • US2216395A - Wringer : en
  • US2216658A - Process of expressing oil from oil bearing materials : en
  • GB527241A - Process for the employment of cellulose and fabric materials in the construction of accessory parts for bicycles : en
  • FR857919A - Mounting device for central telephone offices : en fr
  • FR857914A - Process for preparing butene-2-diol-1,4 and its substitutes : en fr
  • GB527050A - Improvements relating to laundry presses : en
  • GB527156A - Improvements relating to switch and like boxes for use in electricity distributing systems : en
  • CA391613A - Glass to metal seal : en fr
  • USD122821S - Design for a carpet or similar article : en
  • CA391717A - Metal electrodeposition : en fr
  • CA391670A - Filter unit forming machine : en fr
  • US2216125A - Valve stem cap : en
  • US2216260A - Decorative lighting apparatus : en
  • US2216650A - Telephone line : en
  • GB527058A - Improvements in electrical musical instruments : en
  • CH211481A - Process for the finishing of artificial leather-like flat structures. : de en
  • DE696960C - Process for removing chlorine from chlorine-containing oxidic starting materials : de en
  • US2216597A - Time delay control system : en
  • US2216663A - Storage battery box clamp : en
  • US2216473A - Cushioning mechanism : en
  • CH211463A - Device on a hearth for supplying solid fuel. : de en
  • USD122868S - Design for a hat : en
  • GB526941A - Improvements in projectiles applicable also to other bodies moving in guides : en
  • GB527230A - Improvements in or relating to electron multipliers : en
  • US2216526A - Game toy : en
  • US2216249A - Cleaner construction : en
  • US2216282A - Secondary electron amplifier : en
  • GR9275B - METHOD AND MEANS OF AUTOXICIZATION IN AND ACTIVATION OF SINGLE CHEMICAL AND BIOLOGICAL PRODUCTS. : el en
  • US2216259A - Lettering brush : en
  • DE696923C - Process for gettering vacuum switches : de en
  • AU385639A - Improvements in draw-leaf extension tables : en
  • US2216104A - Method for purifying refined oils : en
  • US2216381A - Screw : en
  • FR857880A - Device for separating electric currents of different frequencies : en fr
  • FR857923A - Telegraph devices : en fr
  • GB527170A - Improvements in or relating to the manufacture of artificial textile yarns, threads, cords and the like : en
  • US2216648A - Combined doubling and twisting machine : en
  • FR857847A - Electro-magnetic relays : en fr
  • US2216191A - Transmission device : en
  • CA391640A - Wheel mounting : en fr
  • US2216267A - Electron multiplier : en
  • GB527084A - Improvements in or relating to the electrodeposition of metals : en
  • DE696942C - Flange connection on housings for high pressures and temperatures, especially of steam and gas turbines : de en
  • CA391688A - Petroleum converting apparatus : en fr
  • FR857948A - Improvements to modulation systems with carrier wave suppression : en fr
  • US2216117A - Furnace : en
  • USD122875S - Design for a wallpaper : en
  • DE696823C - Load regulator for steam boiler : de en
  • US2216391A - Wringer : en
  • US2216472A - Measuring and control apparatus : en
  • US2216510A - Method of making contacts : en
  • US2216576A - Mailbox protector : en
  • AU438739A - Improvements in or relating to discharge means for drill sowing machines : en
  • DE697032C - Device for keeping the terminal voltage of a capacitor-excited asynchronous generator constant in the event of fluctuations in the drive speed : de en
  • US2216434A - Track-laying apparatus : en
  • FR857927A - Foundation piles and their manufacturing process : en fr
  • CA391680A - Reinforced asbestos sliver : en fr
  • CH211540A - Method for operating a gas turbine plant and device for carrying out the method. : de en
  • DE697078C - Fuse element for electrical lines : de en
  • PL29242B1 - The company Georg von Giesche's Erben, Wroclaw. Zinc alloy, suitable for extrusion and a method of making deep-drawn sheet metal therefrom. : en pl
  • US2216171A - Card table : en
  • GB527275A - Improvements in bricks : en
  • US2216354A - Dosage regulator and control wedge for hypodermic syringes : en
  • US2216289A - Decalcomania transfer : en
  • US2216426A - Velocipede : en
  • DE696834C - Filler pencil : de en
  • FR857881A - Electric frequency filter : en fr
  • US2216214A - Walking stilt : en
  • US2216324A - Dispensing container : en
  • US2216688A - Fish lure : en
  • CA391610A - Electric discharge device : en fr
  • GB527141A - Improvements in or relating to band ties : en
  • US2216141A - Production machine : en
  • US2216210A - X-ray unit : en
  • USD122817S - Design fob a fluid difftjseb element : en
  • GB527182A - Improvements in or relating to motive-substance injection pumps : en
  • US2216404A - Clothes wringer : en
  • US2216583A - Circuit breaker : en
  • US2216690A - Air conditioning apparatus and method : en
  • US2216695A - Door closer : en
  • DE697025C - Device for lowering pipes, in particular concrete pipes : de en
  • US2216173A - Product and process for its production : en
  • US2216489A - Machine for training student pilots in handling airplanes : en
  • US2216666A - Battery connecting means : en
  • US2216598A - Time delay control circuit : en
  • GR9280B - PREPARATION FOR CLEANING AND WHITENING ANY KIND OF MATERIALS FROM THESE YARNS AND FABRICS AS WELL OR NOT GREAT FAT. : el en
  • DE696976C - Automatic electrical regulator, especially fine voltage regulator : de en
  • GB527268A - Improvements in and relating to paper and like bags or sacks : en
  • GB527075A - A process for manufacturing films, ribbons, foils, threads, and fibres : en
  • US2216137A - Diazotype photographic printing paper : en
  • US2216631A - Railway traffic controlling apparatus : en
  • US2216692A - Casing for duplicating machines : en
  • USD122786S - Design for a pressure cooker : en
  • US2216508A - Combination gas and oil burner : en
  • US2216514A - Corrosion-resisting composition : en
  • CA391661A - Suction cleaner : en fr
  • US2216418A - Progressive rocking, riding, and exercising toy : en
  • CA391557A - Vehicle braking device : en fr
  • US2216196A - Rodent trap : en
  • US2216633A - Social security pay roll book : en
  • DE696984C - Translation device for pressure telegraph receivers : de en
  • US2216382A - Screw : en
  • CH211577A - Multi-layer compression molded part made of fiber materials and plastics for the construction of vehicles, in particular for body construction. : de en
  • DK58038C - Procedure for the manufacture of insulin-containing suppositories. : da en
  • USD122776S - Design fob a coffee server : en
  • DE696937C - Iron track expansion : de en
  • FR857933A - Double-acting overhead turbine improvements : en fr
  • FR857950A - Floor machine : en fr
  • USD122779S - Design fob a refrigerator cabinet : en
  • GB527098A - Process and apparatus for inserting marking-slips between individual sheets of a stack : en
  • AU111744B2 - Improvements in and relating to pulley and like blocks : en
  • FR857910A - Product for fixing components of ceramic, vitreous or other coatings : en fr
  • GB526991A - A new or improved control valve for insertion in a line of hose pipe : en