• US1927832A - Explosive composition : en
  • US1928155A - Multiflex automobile seat : en
  • US1928052A - Refining engine for use in pulp refining : en
  • CA335997A - Wire gauze making apparatus : en fr
  • US1928395A - Traveling tilting table : en
  • CA335882A - Freezing apparatus : en fr
  • CH164099A - Device for killing insects, such as flies, wasps, etc. : en fr
  • BE398436A - : en
  • BE398268A - : en
  • CH164149A - Warm air face and hand dryer. : de en
  • CH164303A - Internal combustion engine comprising a housing containing moving parts and at the bottom of which lubricant collects. : en fr
  • CH164399A - Protective sleeve on tubes. : de en
  • SU32244A1 - Connecting rod for harvesting machines : en ru
  • US1928377A - Calculator : en
  • DE584815C - Machine for simultaneous soldering of the bottom and top seams of prismatic sheet metal vessels : de en
  • DE585279C - Device for purifying the sludge water blown out of a steam boiler and returning the pure water to the feed water tank with recovery of the heat : de en
  • SU31975A1 - Adaptation to prevent shear of tires from wheel centers both axially and circumferentially : en ru
  • US1928048A - Feed mechanism for earth boring apparatus : en
  • SU32057A1 - Straightener Testing Device : en ru
  • US1927828A - Furniture : en
  • SU32257A1 - Method of making artificial wax : en ru
  • US1927912A - Metal welding : en
  • US1928527A - License tag locking device : en
  • SU31884A1 - Device for shorting the contact rings of an induction motor and lifting its brushes : en ru
  • SU32350A1 - Silica Sericite Cutting Device : en ru
  • DE585028C - Flash device : de en
  • CA335969A - Acid-proof cement : en fr
  • SU32222A1 - Apparatus for recording the operation time of machines and machines : en ru
  • SU32230A1 - Se lka : en ru
  • DE584873C - Process for operating mechanically operated grate furnaces : de en
  • DE585210C - Device for masking out the part to be scanned from an enlarged phonogram image when reproducing light tone : de en
  • SU31907A1 - Yass for rotary rotary drilling : en ru
  • SU31920A1 - Method of patterned coloring wool fabrics : en ru
  • US1927894A - Fused stack arrester : en
  • US1928131A - Circuit breaker : en
  • US1927970A - Power plant : en
  • AT134782B - Procedure for the automatic recording of level diagrams. : de en
  • FR752721A - Improvement in the manufacture of marble mosaic tiles : en fr
  • SU31948A1 - Litho ink paste : en ru
  • AT134778B - Lubricating device made up of two telescopically interlocking vessel bodies held together by a spring. : de en
  • PL18890B1 - : en pl
  • SU32250A1 - Fitting to washers to remove straw and other lightweight impurities. : en ru
  • SU32277A1 - Safety equipment for liquefied air cylinders : en ru
  • SU32328A1 - Footwear for persons working on magnetic metal structures : en ru
  • US1928498A - Seat structure : en
  • CA335884A - Tractor wheel : en fr
  • CA336004A - Electromagnetic switching device : en fr
  • DE585010C - Device for pest control by misting : de en
  • DE585166C - Process for printing tubes made of cellulose hydrate : de en
  • CA335944A - Pulp treating apparatus : en fr
  • FR752627A - Three-stroke device for closing the sliding doors of railway vehicles : en fr
  • CH164100A - Construction process using hollow elements, insulating and soundproof walls and walls with internal air circulation. : en fr
  • AT134747B - Lighting system with a gas-filled electrical discharge tube with one or more glow electrodes. : de en
  • US1928593A - Presser-foot for zigzag stitching attachments : en
  • ES131578A3 - A machine for working hides and skins. : en es
  • US1928170A - Urinal : en
  • US1928398A - Process for removing all forms of polluting substances from liquids : en
  • FR752543A - Electric switch : en fr
  • GB398891A - Improvements in or relating to metal-clad electric switchgear : en
  • DE584809C - Method of making records : de en
  • GB399061A - An improved air and water tight container for electric accumulators : en
  • GB399109A - Improvements in and connected with water or other liquid tanks : en
  • ES131570A3 - Procedure for the protection of electrical conductors. : en es
  • ES1679Y - Light amplifying device applicable to electric lamps and any light source of any voltage, power, and format. : en es
  • FR752717A - Process for manufacturing sugar syrup from plant juices containing polysaccharides : en fr
  • SU32288A1 - A device for automatically stopping a sewing machine in the event of a break or completion of the hook thread : en ru
  • AT134745B - Device for separating solid or liquid components from gases or vapors. : de en
  • CH164180A - Throw-on garment. : de en
  • FR752658A - Device for mounting a camera on a vehicle : en fr
  • CA335958A - Porous metal : en fr
  • CA335981A - Sound reading device : en fr
  • CH164357A - Waterproof and acid-proof electric lamp fitting. : de en
  • DE585031C - Landing lamp for aircraft : de en
  • FR752703A - Filtration device for any fluids : en fr
  • GB399005A - Improved case for first aid appliances for attachment to cycles : en
  • AT134765B - Fountain pen. : de en
  • PL18807B1 - A method of coking all kinds of fuel, especially badly baking hard coal. : en pl
  • CA335864A - Slug casting machine : en fr
  • CA335916A - Composite twine : en fr
  • PL18839B1 - Acid-resistant ferrous alloy. : en pl
  • PL18861B1 - Collar with earpiece. : en pl
  • SU32260A1 - Device for distribution of feed silkworm m, displayed on the feeding grounds : en ru
  • DE585119C - Wheel for cars u. Like. With removable rim : de en
  • FR752615A - Protective glass against ultraviolet and infra-red rays and method for their manufacture : en fr
  • US1928354A - Nonshrinkable textile material and method of making the same : en
  • PL18812B1 - Suction gas cooker. : en pl
  • DE585145C - Device for lidding boxes : de en
  • DE585254C - Push-pull amplifier device for photocells : de en
  • GB399063A - Improvements in and relating to hair waving apparatus : en
  • DE584853C - Classifying grate for coal, ore, etc. like : de en
  • PL18741B1 - Directional system. : en pl
  • US1928088A - Optical rectifier : en
  • SU31860A1 - Wood mortising machine : en ru
  • SU32173A1 - Apparatus for balancing rapidly rotating bodies : en ru
  • SU32219A1 - Device for determining the duration of physico-chemical, industrial and similar processes : en ru
  • SU32403A1 - Adaptation for automatic feeding of regular spools from the shopping box on weaving machines : en ru
  • AT134705B - Zip fastener and method and apparatus for its manufacture. : de en
  • CA336033A - Badminton bird : en fr
  • CH164178A - Brassiere. : de en
  • US1927870A - Black powder composition : en
  • US1928546A - Mercury tube switch : en
  • GB399190A - Improvements in and relating to brake mechanism : en
  • DE578966C - Process for the production of poorly soluble plastic masses : de en
  • DE584878C - Healing bed that can be set in rotation by a drive device : de en
  • DE584937C - Device for burning cement : de en
  • PL18767B1 - The circuit breaker. : en pl
  • GB398904A - Improvements in or relating to knitting machines : en
  • DE585042C - Forming device for raw cement : de en
  • CA335849A - Engine cylinder : en fr
  • CA335860A - Hydraulically operated control gear : en fr
  • CH164451A - High pressure steam generator without a liquid circuit. : de en
  • US1928180A - Envelope : en
  • CH164118A - Closure for sinks. : de en
  • CH164403A - Ladder cart. : de en
  • FR752764A - Simplified control system for braking and acceleration components in motor vehicles : en fr
  • GB399094A - Improvements in or relating to screw-drivers : en
  • AT134722B - Liquid level indicator for containers. : de en
  • SU31951A1 - Non-magnetic with a high content of manganese iron : en ru
  • US1928032A - Beater and mixer : en
  • SU31960A1 - Snegot lka : en ru
  • SU32316A1 - Wagon for dirt and rail roads : en ru
  • DE584857C - Process for the production of pure phenols from lignite tar and shale tar : de en
  • CA335989A - Draft rigging : en fr
  • SU31939A1 - Methyl ethyl ketone dehydration method : en ru
  • US1928554A - Escape wheel : en
  • US1928342A - Checkrow wire stake : en
  • PL18836B1 - Magnetic core of an inductive measuring device. : en pl
  • SU31880A1 - Electric limit switch : en ru
  • SU32381A1 - Acoustic signaling device : en ru
  • DE585266C - Tacks feeder : de en
  • DK47804C - Stand or Holder for Perforated Toilet Paper Rolls with Large Diameter. : da en
  • DK47810C - Reliable Camera. : da en
  • SU32149A1 - A device for cutting rubber band out of the calender : en ru
  • SU32241A1 - Mower : en ru
  • DE585011C - Measuring device for injection nozzles of internal combustion engines : de en
  • DE585033C - Monitoring device for lamps and signals, especially for the tail lamp of motor vehicles : de en
  • US1927847A - Mill table : en
  • CA335846A - Wall : en fr
  • CH164194A - Process for the purification of sulfur containing carbonaceous impurities by means of oleum. : de en
  • DK47806C - Device for Reducing Axis Torsional Fluctuations Using Oscillating Masses. : da en
  • FR752844A - Fan whose blades are set in motion by means of an air turbine : en fr
  • DE563873C - Manufacture of cryolite : de en
  • DK47801C - Ink house. : da en
  • FR752672A - Improved mechanism and its applications, in particular, to the control of engine distribution components : en fr
  • GB399226A - Production of fast tints on wool : en
  • FR752660A - Adjustable Extendable Curtain Rod Holder : en fr
  • GB398932A - Improvements relating to hard alloys : en
  • GB398936A - Improvements in lubricants : en
  • GB399098A - Improvements in or relating to thermionic amplifiers : en
  • CA335847A - Coffee bean treatment : en fr
  • CH164456A - Control panel for electrical energy distribution networks. : en fr
  • SU32220A1 - Electrical control device for Hollerith type drills : en ru
  • DE585072C - Railway curvature rail : de en
  • DE584825C - Measuring and drawing angles : de en
  • DE584990C - Electric handle switch device for the working end of flexible shafts : de en
  • IE12916L - Automobile transmission mechanism : en
  • SU32332A1 - Training Hand Grenade : en ru
  • SU32385A1 - Adaptation to the siphon drain to adjust the height of the upstream, corresponding to the inclusion of the siphon in the work or turn it off : en ru
  • USD90774S - Design for a combined coffee meas : en
  • AT134738B - Device for the dark field illumination of microscopic objects with incident light. : de en
  • AT134766B - Pencil sharpener. : de en
  • CH164195A - Process for the production of a new water-soluble sulfuric acid derivative. : de en
  • ES131624A1 - Improvements in recipients or rotary double effect motors for any kind of fluid. : en es
  • GB399040A - Improved process for the manufacture of high-percentage per compounds : en
  • CH164234A - Table billiards. : de en
  • CH164353A - Liquid fuel burners. : de en
  • CH164374A - Cleaning device for combs and the like. : de en
  • DE585073C - Railroad refrigerated car : de en
  • US1928028A - Combined paring knife and spot gouge : en
  • SU32224A1 - Apparatus for cutting, quenching and recording of control card coupons : en ru
  • SU32254A1 - Potato peeling machine : en ru
  • US1928503A - Circuit arrangement for operating electrostatic loud speakers : en
  • GB399182A - Improvements in the manufacture and production of vat dyestuffs of the anthraquinoneacridone series : en
  • GB398964A - Improvements relating to thermostatic devices for use with gas burners : en
  • DE585143C - Hiking protection clamp, consisting of a clamp and a stem : de en
  • FR752689A - Tile refinements : en fr
  • FR752633A - Advanced surgical staple : en fr
  • SU32404A1 - Weaving device for stopping when the main thread breaks : en ru
  • US1928081A - Brake : en
  • US1927985A - Decorative article : en
  • ES131586A3 - New closing system for boxes made of paper, cardboard, celluloid or other easily tear-off materials. : en es
  • FR752534A - Improvements to conveyor and transporter chains : en fr
  • GB398882A - Improvements in and relating to thermionic valve detectors : en
  • GB399036A - Means for opening cans : en
  • GB399095A - Manufacture of anthraquinone derivatives : en
  • AT134757B - Electric gas discharge tube. : de en
  • CH164122A - Automatic window stay with friction joint attached to the window frame and a rotating control rod in this. : de en
  • CH164260A - Calendar and alarm clock arranged at the base of a lamp. : de en
  • US1927982A - Grain door : en
  • SU32190A1 - Adjustment to the table of the microscope to install the capillaries during their mass inspection : en ru
  • SU31947A1 - Postage stamp redemption machine : en ru
  • SU32051A1 - Variable Voltage Transformer : en ru
  • GB398933A - Improvements in automotive change-speed transmission gearing : en
  • GB398978A - Improvements in or relating to bathing tents and the like : en
  • FR752848A - Centrifuge bowl for purification of liquids : en fr
  • USD90770S - Design for a hand bag : en
  • PL18864B1 - Automatic rifle. : en pl
  • DE585030C - Ventilation device for concrete pumps : de en
  • ES131456A1 - Procedure with its corresponding device for the emission and reception of radiotelegraphic messages by submarines and similar devices, being immersed. : en es
  • DE585068C - Device on typewriters and similar machines for canceling the noise caused by the blocking device when the car is returned : de en
  • GB399008A - Liquid dispensing apparatus : en
  • SU32030A1 - Direct current generator : en ru
  • SU32185A1 - A device for light recording sound on film : en ru
  • US1928060A - Brake : en
  • US1928335A - Furring nail : en
  • DE585070C - High-speed steel : de en
  • GB399119A - Improvements relating to the manufacture of water gas : en
  • ES1723U - A system of fasteners for watches and bracelets bracelets (Machine-translation by Google Translate, not legally binding) : en es
  • DE584841C - Process for the production of high quality gray cast iron : de en
  • US1928305A - Automobile parking device : en
  • GB399073A - Method of and means for feeding materials to beating engines used in the manufacture of paper, board, pulp and the like : en
  • DE585071C - Securing for screw nuts and screw heads : de en
  • GB398952A - Improvements relating to sliding and folding windows, doors, partitions and the like : en
  • FR752806A - Clutch device for the drive mechanism of the binder shaft of straw balers and similar machines : en fr
  • FR752647A - Purification process for used or other lubricating oils : en fr
  • GB399049A - Improvements relating to processes for annealing steels and alloys : en
  • CH164327A - Device for rack-closing protection of alternators. : de en
  • US1928426A - Means for electrically reproducing sound : en
  • PL18733B1 - A method of covering metal objects with a layer of other metal or hot metals. : en pl
  • DE585239C - Spray gun for painting hard-to-reach objects : de en
  • DE584863C - Procedure to protect securities, documents, etc. like : de en
  • SU32033A1 - Three phase winding : en ru
  • ES1904U - Furniture to receive or "hall" usable as a wardrobe. (Machine-translation by Google Translate, not legally binding) : en es
  • US1928026A - Apparatus for rolling plate glass : en
  • US1928442A - Valve mechanism for oil burners : en
  • GB398895A - Improvements in or relating to electrical signalling systems : en
  • GB399159A - Improvements in and relating to self-lapping driver's brake valve devices : en
  • FR752521A - Pre-ignition chamber for diesel engines : en fr
  • GB399050A - Improvements in rotary tool heads for boring, facing and the like : en
  • FR752637A - Improvements to the fluid circuits of hydraulic devices and in particular hydraulic motion transmission devices : en fr
  • US1928536A - Fastener : en
  • US1928559A - Automatic graph reproducing device : en
  • PL18799B1 - Gas cabbage stove. : en pl
  • DK47807C - Tractor wheels. : da en
  • SU31973A1 - Fixture for holding the door lining of a freight car in the closed position : en ru
  • US1928260A - Method for the curing of pyroxylin plastic material : en
  • US1928589A - Sheet metal flashing : en
  • SU32090A1 - Talping machine for bast stalks : en ru
  • US1927873A - Nonleaf holding rake : en
  • CH164382A - Circuit arrangement for connecting a subscriber line to one of several transmitter stations in telephone systems. : de en
  • CH164408A - Inhibiting device to prevent vehicles from rolling backwards and sliding backwards, in particular motor vehicles. : de en
  • FR752791A - Device for sharpening pencils : en fr
  • GB398881A - Glare shield : en
  • GB399473A - Improvements relating to variable speed and power transmission means : en
  • SU32111A1 - Night vase : en ru
  • SU32196A1 - Gas analyzer : en ru
  • AT134799B - Process for the production of high-value surface resistances. : de en
  • CA335949A - Classifier : en fr
  • CH164240A - Aiming device for firearms. : de en
  • CH164351A - Device for automatic closing of the gas tap when the flame goes out. : de en
  • FR752608A - Continuous still for the separation of volatile solvents : en fr
  • GB399079A - Improvements in means for coupling pipes : en
  • FR752759A - Counter wheel of stone or other non-metallic material for lighter : en fr
  • FR752872A - : fr
  • BE398750A - : en
  • SU32302A1 - Foam fire extinguisher : en ru
  • GB398969A - Improvements in hair-thinning and combing appliances : en
  • SU32407A1 - Leveling tool for rotary drilling rigs : en ru
  • US1927829A - Process for treating hydrocarbon oils : en
  • DE585074C - Railway car cooling device : de en
  • ES1511Y - Tricycle and special armor of a metal wheel. : en es
  • FR752811A - : fr
  • ES131579A1 - Improvement in the casting of pieces or elements of paving and other articles with resistant surfaces. : en es
  • DE560993C - Riflescope, especially for machine guns : de en
  • DE585125C - Process for the production of water-resistant leather for footwear : de en
  • GB399121A - Lighting device : en
  • GB399125A - Improvements in fastenings for doors, shutters or the like : en
  • DE584889C - Machine for the production of boxes, e.g. B. Matchboxes : de en
  • DE584896C - Weighing device with weights that can be switched on automatically and direct reading of the weighing result : de en
  • DE585008C - Irrigation device : de en
  • ES131420A2 - MODIFICATIONS IN THE MAIN PATENT : en es
  • GB398893A - Improvements relating to electrically actuated indicating devices : en
  • US1927831A - Pumping apparatus : en
  • US1928017A - Method of making columnar structures : en
  • SU32184A1 - A device for recording and playing sounds : en ru
  • US1928302A - Expansion joint-structure for pavements, floors, and the like : en
  • DE585263C - Globoid screw pump with feed screw, especially for thick, muddy liquids or viscous pulp : de en
  • CH164262A - Process for improving steels. : en fr
  • CH164275A - Guide device for steel strips for the production of razor blades. : de en
  • CH164438A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • SU32348A1 - Device for stopping bankbrosh on pickup hours : en ru
  • US1927868A - Swab for cleaning dishpans, etc. : en
  • SU31874A1 - Telephone selector : en ru
  • US1928243A - Dehumidifying refrigerating display case : en
  • DE584880C - Device for the machine production of Butterroellchen u. like : de en
  • SU32420A1 - The method of preparation of colorful varnishes from basic dyes : en ru
  • US1928007A - Chewing gum wrapper : en
  • CA335889A - Asbestos treating apparatus : en fr
  • CH164214A - Newspaper holder. : de en
  • DE584906C - Wreath binding machine : de en
  • DE584953C - Auxiliary device for the brake and clutch device of a motor vehicle : de en
  • DE585067C - Extraction of sulfur from pyrite or other sulphidic ores : de en
  • DE585129C - Process for making cigarettes : de en
  • FR752566A - Chimney vacuum : en fr
  • US1927990A - Shoe : en
  • USD90747S - Design for a pillow or similar : en
  • SU31935A1 - Method and device for distilling off elemental phosphorus from sludge containing it : en ru
  • US1928571A - Machine for producing blood sausage or the like : en
  • CH164112A - Device for the electrical heating of liquids. : de en
  • CH164383A - Device for attenuating the effect of electro-motive forces foreign to those which give rise to radio currents from a receiving station. : en fr
  • CH164391A - Device for the transmission of measured quantities. : de en
  • CA335902A - Pressing machine : en fr
  • SU32188A1 - Microscope : en ru
  • US1928113A - Barrel stave setting-up machine : en
  • CH164362A - Support for the feet of bedridden people. : en fr
  • SU32023A1 - Electrostatic machine : en ru
  • US1928085A - Boiler feedwater heater : en
  • FR752735A - Hydraulic distribution for machine tools intended in particular for precision work : en fr
  • CH164274A - Device for removing the resin accumulated in certain pockets existing in the wood. : en fr
  • US1927876A - Amusement machine : en
  • US1928366A - Awning frame : en
  • USD90782S - Design fob leather suspenders : en
  • CH164110A - Water heater with gas burner, combustion chamber and lamellar body. : de en
  • CH164312A - Halogen accumulator. : en fr
  • DE584830C - Process for the recycling of washing fluids : de en
  • DE584848C - Process for correcting the transmittance of a transparent image (slide or slide negative) colored with a transparent layer of paint for the light of its own color : de en
  • US1928119A - Vibration dampener : en
  • US1928515A - Apparatus for preventing joint stiffness and atrophy of the muscles when treating bone fractures : en
  • DE584657C - Injection carburetors for aircraft engines : de en
  • DE584935C - Flange coil : de en
  • PL18831B1 - Method for the preparation of I-phenyl-2,3-dimethyl-4-alkyl-5-pyrazolones. : en pl
  • US1928288A - Forehearth for molten glass and method of controlling the temperature of the glass therein : en
  • US1928347A - Combination garden tool : en
  • CH164268A - Screw splitting device. : en fr
  • DK47803C - Method and Radiation Oscillator Device for Generating Electromagnetic Ultra-Shortwave Waves. : da en
  • AT134723B - Sock or suspender belt. : de en
  • SU32167A1 - Inclinometer : en ru
  • US1928297A - Box : en
  • PL18797B1 - A method of obtaining a constant compression pressure in the engine of a crankless compressor engine and a device for carrying out this method. : en pl
  • US1927897A - Lamp : en
  • US1928439A - Sash tightener : en
  • DE584983C - Arrangement for damping the mechanical vibrations of overhead lines : de en
  • CH164366A - Process for the purification of preparations containing the male gonad hormone. : de en
  • SU32125A1 - Device for cleaning rope blocks from dirt : en ru
  • US1928598A - Rotary glass melting furnace : en
  • PL18854B3 - A cannon for shooting at air targets. : en pl
  • SU32104A1 - Mechanization device for furnace switching gas valves with a screw rod : en ru
  • DE569151C - Process for the digestion of rock phosphates : de en
  • ES131577A3 - Friction pulley drive to drive the support cylinder of a leather scraping or skinning machine. : en es
  • ES131623A1 - A method for the sterilization of surgical suture material and for the sterilization of liquids used for the treatment and preservation of said surgical suture material or for other disinfectant applications. : en es
  • CH164384A - Radio device with several scales that can be used alternately. : de en
  • CH164412A - Device on braking devices of automobiles for blocking the same. : de en
  • CA335931A - Tire form : en fr
  • CH164330A - Overcurrent high-speed switch for direct current with holding magnet. : de en
  • SU32301A1 - Automatic device for starting the pump with an electric drive : en ru
  • FR752509A - Automatic booster-step-down : en fr
  • FR752693A - Process for flavoring fats, oils, margarines, and the like : en fr
  • GB399181A - Improvements relating to electric circuit breakers : en
  • PL18803B1 - The method of obtaining water-soluble, high-molecular condensation products. : en pl
  • US1928540A - Process for the manufacture of sodium bicarbonate : en
  • ES131603A1 - A procedure to instantly locate the fire, especially in movie booths. : en es
  • US1928262A - Window sash securing construction : en
  • US1927944A - Blade ring for radial flow elastic fluid turbines : en
  • US1927965A - Vat dyestuffs of the anthraquinone series : en
  • US1928179A - Curtain rod : en
  • FR752556A - autogenous welding torch economizer : en fr
  • GB399144A - Improvements in electric discharge tubes : en
  • DE585291C - Fixed conical grate for gas generators : de en
  • SU32367A1 - The method of fixing cinder blocks on a lime-scutching bond : en ru
  • CA335874A - Syrup for coughs or colds : en fr
  • FR752519A - Improvements to cold molded insulation : en fr
  • FR752776A - Device for eye examination : en fr
  • US1927905A - Potential transformer fuse : en
  • US1927939A - Ore concentration : en
  • US1928189A - Automatic cut-out : en
  • GB399051A - Improvements in or relating to decorated rubber articles and methods of making the same : en
  • GB398886A - Improvements appertaining to doffing mechanism for spinning, doubling, twisting and like machines : en
  • GB398900A - Improvements in and relating to the delivery and stacking of sheets, metal plates and the like : en
  • DE584869C - Cover cap for electrical devices arranged on a base, such as branch terminals or the like. : de en
  • DE585102C - Soundpost arrangement of hand harmonics : de en
  • DE585201C - Stove scrubbing machine : de en
  • GB398878A - Production of fast tints on wool : en
  • SU31966A1 - Cable clamp for aerial cable car : en ru
  • US1928295A - Fire extinguisher : en
  • US1928378A - Letter holder for mail boxes : en
  • US1927999A - Volume control in telephone circuits : en
  • US1928065A - Bathroom scale : en
  • US1928520A - Shrouding cap for sparking plugs : en
  • FR752657A - Special black for casting castings : en fr
  • PL18838B1 - Method of obtaining odorizing agents from hydrocarbons. : en pl
  • SU32008A1 - Pulse generator : en ru
  • ES131644A1 - IMPROVEMENTS IN THE MANUFACTURE OF RADIO-RECEIVERS WITH MEANS TO COMPENSATE THE FADING : en es
  • FR752605A - New resistance heating process for automatic or continuous electric ovens, in particular for bakery ovens : en fr
  • FR752632A - : fr
  • FR752840A - Improvements to cut-off wheels : en fr
  • GB398965A - Improvements in or relating to rabbit and like snares : en
  • SU31994A1 - Device for supporting raised wagon carts : en ru
  • PL18771B1 - Airplane with freely rotating lifting planes. : en pl
  • PL18893B1 - Cinematographic lens. : en pl
  • SU32280A1 - Adaptation to a lathe to support machined products : en ru
  • DE585264C - Air guidance in an air-cooled radial engine : de en
  • FR752504A - Improvements to boxes, jars, etc., for semifluid, viscous or powdery substances : en fr
  • FR752664A - Telephone testing device : en fr
  • US1927957A - Corn debutter : en
  • US1928471A - Landing gear for aircraft : en
  • ES1917U - Rotating table-table. (Machine-translation by Google Translate, not legally binding) : en es
  • GB398995A - Improvements in or connected with work supporting tables : en
  • FR752744A - Improvements made to assemblies by friction : en fr
  • DE584836C - Lock gate made from sheet piles : de en
  • DE585256C - Light guide rod for optical sound recordings : de en
  • GB399495A - Improvements in or relating to apparatus for low temperature carbonisation : en
  • USD90788S - Design for lace : en
  • FR752520A - Method and apparatus for the manufacture of discharge tubes : en fr
  • GB398930A - Improvements in or relating to portable vacuum cleaning machines : en
  • FR752739A - Double button for cuff : en fr
  • DE584902C - Heat meter, especially for central heating radiators : de en
  • GB399078A - An improved picture-projecting apparatus : en
  • ES131585A1 - Improvements in the methods, with the corresponding apparatuses, to dry and heat materials. : en es
  • FR752754A - Wire drawing bench for the production of seamless pipes : en fr
  • DE585160C - Process for the production of glycolic acid : de en
  • GB399122A - Improvements in or relating to double stand-up collars : en
  • ES131599A1 - A lock of doors with insurance. : en es
  • USD90750S - Design for an automobile radiator : en
  • GB399092A - Device for the utilization of the electro-therapeutic action of the autogalvanic weak current : en
  • FR752595A - Box for canisters, powder and other explosives or any products : en fr
  • ES131641A1 - Improvements in the manufacture of heating radiators that work by circulating hot water. : en es
  • FR752502A - Process for the preparation of rubber processing products : en fr
  • CH164185A - Teat cup for milking machine. : en fr
  • US1928344A - Water cooler and dispenser : en
  • FR752886A - : fr
  • GB399038A - Improvements in or relating to control apparatus for vehicles of the diesel-electric type : en
  • US1928320A - Lister cultivator : en
  • ES131619A1 - An improved mechanism for the insertion of the loom weft. : en es
  • SU32327A1 - Tool for drawing straight lines : en ru
  • FR752732A - Improvements to scales : en fr
  • SU32099A1 - Finned tube forming machine : en ru
  • US1927942A - Automotive brake : en
  • PL18855B1 - Airplane wings. : en pl
  • DE585283C - Release device for air brakes : de en
  • ES1449Y - Bridge and analog games. : en es
  • US1927969A - Apparatus for applying pressure to shoe bottoms : en
  • US1928390A - Planetary type surfacing machine : en
  • PL18847B1 - A wooden tile, consisting of veneers. : en pl
  • SU32018A1 - Device for monitoring, recording and mismatching synchronous transmission : en ru
  • SU31883A1 - Device for butt electric welding of cutting edge plates on iron cutter body : en ru
  • US1927843A - Receptacle cover : en
  • US1928014A - Reamer : en
  • US1928186A - Safety air valve : en
  • US1928352A - Ball bearing : en
  • DE584589C - Method and device for closing bags : de en
  • FR752725A - Improvements in the manufacture of cellulose esters : en fr
  • GB399131A - Improvements in display fillers for boots and shoes : en
  • US1927949A - Mining apparatus : en
  • US1928154A - Airplane toy : en
  • US1928157A - Electric terminal connection : en
  • US1928601A - Pulper : en
  • FR752523A - Improvements to devices operating by electromagnetic induction : en fr
  • GB398909A - Improvements in and relating to methods of treating textile materials : en
  • GB398939A - Improvements in or relating to apparatus for cutting vegetables : en
  • GB398963A - Improvements in hinges : en
  • GB399194A - Improvements in or relating to means for mounting engines in vehicles : en
  • SU32272A1 - Hose coupler : en ru
  • GB399149A - Improvements in needles and like devices : en
  • SU31940A1 - The method of obtaining secondary aliphatic amines : en ru
  • SU32323A1 - A torpedo automatically setting off as mine barrier : en ru
  • US1928402A - Lifting jack : en
  • SU32022A1 - Device to turn on the electrical line in case of a short circuit between the wires or short circuit of the wires to the ground : en ru
  • SU32061A1 - Magnetron : en ru
  • US1928294A - Method of refining chromium and chromium alloys : en
  • US1928379A - Production of butyl alcohol and acetone by fermentation : en
  • FR752565A - Method for bonding water resistant coating materials to a substrate : en fr
  • FR752846A - Improvements to devices for separating materials of different nature or density, in particular agricultural threshers : en fr
  • GB399034A - Improvements in or relating to theft alarms for attache cases and similar articles : en
  • DE584931C - Braking device for motor vehicles : de en
  • US1927971A - Razor : en
  • US1928008A - Salt dissolving apparatus : en
  • US1928361A - Packing : en
  • US1928526A - Spring support : en
  • US1928547A - Shook end : en
  • GB399077A - Improvements in gloves : en
  • GB399118A - Improvements in drop leaf tables : en
  • GB399083A - Improvements in rotary grates for furnaces, gas producers and the like : en
  • SU32417A1 - High voltage transformer : en ru
  • US1928037A - Bottle stopper : en
  • US1928232A - Pivotally supported wind wing attachment : en
  • US1928319A - Lister cultivator : en
  • SU32035A1 - The method of manufacture of collectors of electrical machines : en ru
  • SU32120A1 - Lifting machine with friction drum : en ru
  • PL18765B1 - Method for removing the iron from bauxite, clay, diatomaceous earth and similar materials, as well as waste, such as coal slag and blast furnace slag. : en pl
  • ES131602A1 - A new process for the manufacture of rubber thread and gutta-percha. : en es
  • FR752587A - Further development in the manufacture of composite wood articles, particularly rackets, cricket bats and other articles for sports : en fr
  • FR752749A - Piston gasometer : en fr
  • GB399072A - Improvements in or relating to handles particularly for game or sports apparatus : en
  • GB399521A - Improvements in or relating to apparatus for optically projecting designs on to a screen or other surface : en
  • PL18783B1 - Method of coating objects made of aluminum or aluminum alloys protective layer. : en pl
  • PL18823B1 - Dozer. : en pl
  • US1927907A - Current collector support : en
  • US1927988A - Treatment of seeds for sowing : en
  • SU31930A1 - Pressure filtration apparatus : en ru
  • SU32109A1 - Bread slicer : en ru
  • DE584943C - Safety vent valve for gas pressure regulator : de en
  • DE585267C - Arrangement for driving a clock or a drive by means of a synchronous motor : de en
  • GB398935A - Improvements relating to liquid flushing apparatus : en
  • ES1543Y - Mountain footwear. : en es
  • DE585092C - Method and device for checking the pattern templates for jacquard weaving machines : de en
  • SU32208A1 - Countable logarithmic disk : en ru
  • FR752809A - Device for directing the landing of airplanes : en fr
  • DE585127C - Adjustable reel : de en
  • GB398915A - Expanding boring head : en
  • US1928138A - Motor controller : en
  • US1927973A - Governor : en
  • CH164229A - Hooks to attach the skin to the rear end of the ski. : de en
  • US1927823A - Method of treating lubricating oil stocks : en
  • DE585222C - Process for cleaning metal surfaces : de en
  • FR752746A - System for mounting the ploughshare on vineyard plows, for example : en fr
  • GB398990A - House maid's box : en
  • DE584872C - Process for the production of acidic wool dyes : de en
  • AT134770B - Ink tank. : de en
  • CA335877A - Broom holder : en fr
  • ES131572A1 - A new system to plug waterways in ships. : en es
  • DE585032C - Friction clutch : de en
  • ES131322A1 - Improvements in the production of watermarking substances and base transformers. : en es
  • SU32062A1 - Mercury Rectifier Protection Device : en ru
  • CA335907A - Printing machine : en fr
  • FR752685A - Hernial bandage pad improvements and methods for inserting the pad into the rubber pad : en fr
  • SU32217A1 - Liquid dispenser : en ru
  • SU31864A1 - Double reztsederzhavka : en ru
  • US1927821A - Measuring device : en
  • US1928153A - Reel and bag support : en
  • US1928206A - Detonator composition : en
  • US1928332A - Conditioning system : en
  • FR752849A - X-ray machine : en fr
  • DE584970C - Rack guide for the toothed wheels of the applicator rollers : de en
  • US1927867A - Drier for oils : en
  • US1927891A - Tractor hitch : en
  • FR752885A - : fr
  • US1928034A - Sound-absorbent material : en
  • FR752516A - Process for preparing 3-methylal-pentane : en fr
  • ES130406A3 - Bonnet closure with security lock. : en es
  • FR752711A - Air injector gun for controlling mine blasters : en fr
  • FR752577A - Leaf cutter for potato harvesting machines : en fr
  • GB399143A - Improvements in lubricating devices, particularly for aviation engines : en
  • DE584612C - Height-adjustable holder for shorthand books : de en
  • DE584951C - Process for the production of chocolate containing alcohol : de en
  • FR752675A - Improvements to continuous carbonization in the forest, with a view to obtaining exceptional mobility while harvesting by-products : en fr
  • GB398940A - Improvements in tea and coffee pots : en
  • SU32249A1 - Sorting for peas, etc. : en ru
  • CA335930A - Transformer voltage regulating system : en fr
  • FR752551A - Pedestrian signaling device : en fr
  • CA335938A - Highway crossing signal system : en fr
  • CH164386A - Multiple scale for radio receivers. : de en
  • AT134716B - Embroidery frames, in particular for sewing machines. : de en
  • CH164126A - Liquid fuel heating installation. : en fr
  • CH164138A - Device for keeping food warm and cold. : de en
  • CH164245A - Cylinders for volumetric flasks of devices for dispensing certain amounts of liquid. : de en
  • BE398401A - Preparation for weed destruction : en fr
  • AT134707B - Sewing machine. : de en
  • CA335853A - Automobile body fitting : en fr
  • CA335955A - Roll-top door : en fr
  • CH164417A - Large locomotive with a diesel-electric power station. : de en
  • CH164429A - Process for the production of a new azo dye. : de en
  • CH164409A - Coverage for vehicles intended for passenger transport. : en fr
  • PL18787B1 - Method for producing metallurgical coke. : en pl
  • SU32273A1 - A device for replacing a lice tube burst : en ru
  • FR752600A - Spraying device for paint and other liquids : en fr
  • GB399027A - Improvements in devices for locking electric lamps in lampholders : en
  • GB399162A - Improvements in valve operating mechanism for dry gas meters : en
  • SU32418A1 - Apparatus for simultaneous franklinization, phototherapy and air treatment : en ru
  • US1928168A - Machine for mending knitted fabrics : en
  • US1928585A - Gasket : en
  • FR752680A - Improvements to airplanes : en fr
  • GB399097A - Manufacture of intermediate products and dyestuffs therefrom : en
  • FR752618A - Improvements in multiplier mechanisms : en fr
  • ES1485Y - New portable and folding bed. : en es
  • FR752652A - Improvements to taps : en fr
  • US1928228A - Shock absorber : en
  • FR752747A - Shape for washing and drying gloves : en fr
  • CH164340A - Electric discharge vessel with plate-shaped control electrode. : de en
  • FR752673A - Cutlery foundry, etc., by special process : en fr
  • CA336009A - Electrical switching mechanism : en fr
  • GB399000A - Improvements in and relating to apparatus for shaping or working sheet metal : en
  • CH164359A - Metal pin for attaching replacement teeth and longitudinal tooth fillings. : de en
  • DE585000C - Backrest or head part adjustment device for seating and reclining furniture or the like. : de en
  • FR752796A - Electromechanical reversing clutch : en fr
  • FR752800A - Pouring cap that can be used as a dropper : en fr
  • GB399197A - Improvements in the manufacture of face-pieces and other components for gas-masks, respirators and the like : en
  • FR752563A - Process for preparing polymethine dyes in which the central carbon atom is substituted : en fr
  • CH164324A - Switch which, when switched off, pulls a movable contact from an extinguishing chamber filled with conductive extinguishing fluid into a second chamber. : de en
  • CH164444A - Process for the preparation of a condensation product of the anthraquinone series. : de en
  • US1927908A - Scaffold : en
  • US1928057A - Razor blade honing device : en
  • PL18732B1 - Relay register layout. : en pl
  • PL18814B1 - Airplane with or more oscillating, horizontally free rotating wings of a carrier. : en pl
  • SU32006A1 - Brown Fidelity Transmitter : en ru
  • SU32195A1 - Recording device for measuring the resistance of the soil to pressure : en ru
  • SU32215A1 - Vacation and stamping machine for theater and other tickets : en ru
  • PL18844B1 - Waterproof clothing. : en pl
  • DE584843C - Control device for the luffing mechanism of luffing cranes with a horizontal load path : de en
  • GB399009A - A method of treating artificial caoutchouc preparatory to mixing and vulcanising with natural caoutchouc : en
  • DE584900C - Trolley scale : de en
  • PL18872B3 - Floor ejector for air bombs. Iodite patent to patent No. 17998. : en pl
  • US1928079A - Brake : en
  • SU31914A1 - Suspended grab crane for loading rock into tubs while passing vertical shafts : en ru
  • DE526497C - Process for the production of plastic masses : de en
  • FR752617A - Improvements to electrical measuring devices, and more particularly to electro-magnetic galvanometers : en fr
  • DE585295C - Spark arrestor for locomotives : de en
  • DK47799C - Vibrating Centrifugal Mold. : da en
  • CA335919A - Razor blade sharpener : en fr
  • DE585103C - Machine stand made of thin plates : de en
  • GB399126A - Improvements in or relating to sintered magnesia and refractory materials containing sintered magnesia : en
  • DE585040C - Right-angled triangle : de en
  • US1927951A - H l pitman : en
  • US1928169A - Electric sound recorder : en
  • US1928531A - Process for eliminating the impurities contained in vegetable and animal oils and fats : en
  • BE397961A - COFFEE FILTER : en fr
  • CH164453A - Process for the preparation of a complex, therapeutically valuable, organic heavy metal compound. : de en
  • SU32308A1 - A device for mounting carts with hay and similar cargo. : en ru
  • FR752745A - Hand sharpener for safety razor blades : en fr
  • FR752751A - : fr
  • CA335995A - Electrical apparatus control system : en fr
  • CH164407A - Device for degreasing and washing vehicle brakes. : en fr
  • SU32160A1 - Ellipse Tracer : en ru
  • US1928533A - Jack : en
  • US1927921A - Spinner for aircraft propellers : en
  • US1928263A - Tap for containers : en
  • CA336003A - Antenna supporting structure : en fr
  • AT134739B - Electric discharge tube. : de en
  • CA335917A - Anti-skid device : en fr
  • US1928608A - Gas producer : en
  • US1928588A - Separable fastener installation : en
  • DE584999C - Pack for razor blades : de en
  • CA335858A - Safety razor with sharpener : en fr
  • DE584885C - school board : de en
  • CA335892A - Anti-skid device : en fr
  • CH164220A - Recording apparatus for photographic or cinematographic purposes. : de en
  • CH164376A - Measuring and evaluation device for the diagram sheets of control apparatus for machines, vehicles and systems. : de en
  • CH164397A - Bag holding device. : de en
  • CH164232A - Skittles. : de en
  • CH164335A - Method and device for the periodic interruption of electrical circuits. : de en
  • CH164436A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • CH164233A - Bowling alley system with mechanical bowling device and device for automatic return of the ball to the player's location. : de en
  • CA335950A - Centrifugal classifier : en fr
  • DE584023C - Break protection on cutting machines for paper and cardboard : de en
  • DE584930C - Device for lifting and turning motor vehicles on the spot : de en
  • DE584994C - Device for permanent cooling of the switching pieces of high-current liquid switches : de en
  • GB398898A - Improvements in and relating to blades suitable for turbines, compressors or the like : en
  • US1927885A - Work stop for die sets : en
  • CH164153A - Moth protection bag. : de en
  • CH164247A - Counter mechanism. : en fr
  • CH164276A - Cylindrical grinding device for workpieces made of hard material. : de en
  • CH164277A - Sharpener. : de en
  • GB398907A - Improvements in abrasive coated materials : en
  • DE584980C - Amplifier arrangement with several glow cathode tubes heated from a common power source : de en
  • DE585091C - Large house with adjacent small apartments and walkways : de en
  • SU32059A1 - Apparatus for manufacturing cores of electrical appliances and apparatus : en ru
  • SU32145A1 - A device for piercing holes in hives : en ru
  • SU31983A1 - Automatic coupling : en ru
  • SU31999A1 - Device for electrical interlocking of arrows and signals : en ru
  • SU32091A1 - Laying attachment to a cutting machine for turning an endless ribbon of synthetic fiber into a staple belt : en ru
  • US1927851A - Reversing gear for washing machines and similar reversible machines : en
  • US1928068A - Wheel for motor vehicles and the like : en
  • CA335857A - Flooring : en fr
  • CA335909A - Elevator safety mechanism : en fr
  • SU32380A1 - Device for mechanical sorting and beam raft logs : en ru
  • CH164460A - Plane. : de en
  • CA335926A - Photographic apparatus : en fr
  • SU32186A1 - Device for recording sounds electrolytically : en ru
  • CA335927A - Hair waving and curling apparatus : en fr
  • SU32342A1 - Baler : en ru
  • DE585259C - Talk head with grooved guide body for steel wire talk machines with separate take-up and take-off reels : de en
  • US1928549A - Roller trunnion and process of making the same : en
  • DE585131C - Box band : de en
  • SU32223A1 - Apparatus for sorting correspondence : en ru
  • US1928000A - Attachment for hair clippers : en
  • SU32213A1 - Device for adding and subtracting graphs of flat curves : en ru
  • US1928103A - Float controlled drinking fountain : en
  • SU32331A1 - Shot muffler (recoil brakes) : en ru
  • US1928096A - Gauge for subatmospheric pressures : en
  • US1928281A - Amusement device : en
  • US1928450A - Container capping machine : en
  • SU32020A1 - Device for automatic control of the frequency of a synchronous generator : en ru
  • SU31893A1 - Adaptation for centrifugal casting tractor sleeves : en ru
  • SU31953A1 - Wire hardening machine : en ru
  • ES130882A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • AT134736B - Pessary made of porous elastic material such as sponge rubber. : de en
  • CH164115A - Process for the production of bodies from concrete masses or cement masses. : de en
  • CH164155A - Vessel, in particular for cooking, roasting or baking purposes. : de en
  • CH164418A - Drive for rail vehicles. : de en
  • DE584705C - Process for dewatering organic liquids using calcium sulphate : de en
  • CH164209A - Process for the production of cellulose material of all kinds. : de en
  • PL18801B1 - Method of obtaining phosphorus in blast furnaces. : en pl
  • SU31990A1 - Safety device in front of the tram : en ru
  • US1927898A - Brake tool : en
  • AT134701B - Device for the short-term operation of X-ray tubes. : de en
  • FR752837A - Garage building : en fr
  • SU32366A1 - Method of making building boards, boards and the like : en ru
  • AT134718B - Clothes handle. : de en
  • SU32024A1 - Electrostatic machine : en ru
  • DE585082C - Uterine pessary : de en
  • DE585191C - Short slide flat knitting machine with low slide bracket : de en
  • SU31934A1 - A method of manufacturing a flow-through electrolytic diaphragm using an asbestos base, silica filler and a bituminous binder : en ru
  • US1928284A - Process of electrodepositing chromium : en
  • CH164427A - Process for the preparation of sodium iodomethane sulfonic acid. : de en
  • US1927877A - Amusement machine : en
  • US1927920A - Battery carrier : en
  • CH164222A - Photographic recording material for color photography. : de en
  • FR752643A - Device for the vibration of stone foundations of concrete or similar coverings : en fr
  • PL18749B3 - Manufacturing method of metal parts in the form of bars with transverse profiles. Patent, additional to patent No. 14551. : en pl
  • DE585022C - Control device : de en
  • AT134711B - Device for the electrical control of any device. : de en
  • BE398298A - : en fr
  • CH164164A - Shooter strike device. : de en
  • AT134708B - Process for the reproduction of audio and video films. : de en
  • SU31954A1 - Rail Attachment to Sleepers : en ru
  • FR752805A - Process for the production of crystalline, water-soluble alumina salts of low molecular weight gas acids : en fr
  • CA336001A - Cup machine counter : en fr
  • FR752737A - : fr
  • DE585155C - Wide dyeing machine and process for wet treatment on it : de en
  • ES131414A3 - A DRY SHAVER AND HAIR CUTTING MACHINE, WITH TWO COMB-SHAPED BLADES, WITH ELECTRIC MOTOR : en es
  • DE482112C - Folding and ironing machine for the production of sock holder signs : de en
  • PL18753B1 - . / 'K I 0 ° J Flare fittings with thrust nut made of cast iron, cast with thread * : en pl
  • FR752552A - Siphoid box for sewer connection of building connections : en fr
  • FR752517A - Improvements to guidance systems applicable more particularly to airplanes : en fr
  • USD90781S - Design fob a lamp shade : en
  • GB398976A - Improvements in or relating to a method of and apparatus for abrasive cutting of work : en
  • US1927984A - Process of manufacturing smoker's articles : en
  • US1928200A - Automatic radio station selector : en
  • FR752701A - Device for the evaporation of perspiration from the foot in waterproof shoes : en fr
  • DE585002C - Copper-silicon-zinc alloy : de en
  • FR752830A - Collecting vessels for centrifugal separators : en fr
  • CA336013A - Radio receiving system : en fr
  • CH164306A - Control device for power machines, in particular for internal combustion engines of vehicles. : de en
  • GB398971A - Circular grip for electric cords : en
  • GB399055A - Improvements in piston rings : en
  • US1928100A - Roller-type washing or dry-cleaning machine : en
  • ES1847U - Hygienic defense device for telephone receivers and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • GB399059A - Improvements in or relating to radio direction finding receivers : en
  • SU32130A1 - Device for eliminating the ingress of sawdust on the crank shaft of a sawmill : en ru
  • FR752512A - Holy water vending machine : en fr
  • CA336008A - Heating system : en fr
  • CH164336A - Electromagnetic converter. : de en
  • CA335908A - Lubricant : en fr
  • ES131590A1 - A new mechanical counter system for paper bending machines. : en es
  • ES1480Y - Portable device for determining the acidity of oils and preparing liquid values on site. : en es
  • FR752580A - Tubular steel seats : en fr
  • IE12862L - Thermal switches : en
  • GB399021A - Improvements relating to air cushions : en
  • DE584894C - Recording device for recording the straightness errors of flat surfaces : de en
  • FR752506A - Pump for measuring liquids of all kinds : en fr
  • FR752623A - Improvements to centrifugal pumps and compressors : en fr
  • SU32211A1 - Apparatus for certification of machine equipment : en ru
  • SU32311A1 - Hydraulic gearbox : en ru
  • US1928545A - Compensated suspension device for vehicles : en
  • AT134727B - Procedure for the treatment of boiler feed water. : de en
  • FR752535A - Double-sided skin leather : en fr
  • FR752553A - Magnet switch for airplanes and other locomotion vehicles with several engines : en fr
  • FR752609A - : fr
  • SU32243A1 - The method of manual harvesting cotton : en ru
  • DE584914C - Process for utilizing the bones and lower fat components of whales, seals and other marine mammals : de en
  • DE584986C - Bushing connection for electrical lines : de en
  • DE584881C - Device for the detachable coupling of devices working with rotating tools, in particular household machines, with the gear of a drive machine : de en
  • DE585182C - Toggle lever or double push button switch with rocker arm : de en
  • DE585233C - Key guide : de en
  • GB399503A - Improvements in or relating to heat insulation : en
  • CH164368A - Closure on instrument stoves. : de en
  • SU31917A1 - Machine for straightening and cutting metal tapes : en ru
  • US1928278A - Temperature indicating device : en
  • US1928325A - Mold for making commutators : en
  • US1928207A - Detonator composition : en
  • US1928364A - Safety razor : en
  • US1928383A - Gauge stop for paper drills : en
  • US1928425A - Apparatus for metallizing by the melting and projection of metals : en
  • DE585245C - Device for reducing ventilation losses when the current machines are empty and continue to run : de en
  • SU32276A1 - Self-closing valve : en ru
  • SU32341A1 - Machine for cutting tapes, especially of artificial fibers, waste and so on. : en ru
  • US1928105A - Waterproof material and the manufacture thereof : en
  • US1928250A - Binding for furniture and automobiles : en
  • US1928287A - Clock : en
  • GB399133A - Insertable blade for rotary cutting tools : en
  • GB399011A - Improvements in or relating to bodies for motor vehicles : en
  • GB399060A - Improvements in or relating to overload circuit breakers : en
  • SU32016A1 - Device for controlling asynchronous motors at a distance and controlling their operation : en ru
  • US1927879A - Insulation slab : en
  • US1928299A - Internal combustion engine : en
  • US1927878A - Calculating machine : en
  • US1928552A - Combined boat and aeroplane : en
  • DE584822C - Mobile, erectable fire ladder : de en
  • DE585046C - Lift flush device for flushing with different amounts of water : de en
  • DE585179C - Pliers for bending insulating pipes with a metal jacket for laying electrical cables : de en
  • SU31957A1 - Template for assembling rail links : en ru
  • FR752596A - : fr
  • FR752649A - Improvements to baskets, logs, crates and similar packaging : en fr
  • GB399173A - Improvements in or relating to gas producing compositions : en
  • DE584832C - Depositing device for stick cigarette machines : de en
  • GB398944A - Improvements in and relating to printing on woollen goods : en
  • SU31993A1 - A device for lubricating rails on curved track sections : en ru
  • CH164257A - Self-winding wristwatch. : en fr
  • US1928099A - Sulphur burner : en
  • ES131617A1 - Improvements in amplifier connections with adjustable amplification. : en es
  • GB399104A - Improvements relating to needle boards for the manufacture of needled felts or cloths : en
  • US1928451A - Rotary drill bit : en
  • DE585017C - Atomizers for fuel injection engines : de en
  • DE585152C - Device for using lamps as floor, hanging and wall lamps : de en
  • DE585223C - Locking device for roll film cameras : de en
  • GB399006A - Improvements relating to scrubbing, impregnating, sizing, starching or other like machines for treating fabrics with liquids : en
  • GB399065A - Apparatus for producing so-called weakening lines in preserve can covers or the like : en
  • USD90755S - Design fob a game board : en
  • GB398960A - Improvements in or relating to apparatus for governing steam turbines : en
  • US1928597A - Combustion chamber construction : en
  • DE585231C - Cross knife for meat wolves : de en
  • GB398948A - Improvements in or relating to the starting of internal combustion engines : en
  • GB399028A - Improvements in or relating to friction clutches : en
  • GB399137A - Ornamental capsules for bottles : en
  • GB399153A - Improvements in or relating to methods of and apparatus for moving metal articles having separated edges forming a cleft such as tubes : en
  • ES131541A1 - A sorting machine of caliber to classify fruits and vegetables. : en es
  • GB399041A - Improvements in or relating to electric discharge vessels : en
  • GB399042A - Improvements in and relating to electric protective systems : en
  • GB399185A - Improvements in or relating to code telegraphic type-printing apparatus : en
  • FR752758A - Bed convertible into a screen : en fr
  • FR752823A - Control mechanism for oblique roll mills : en fr
  • USD90765S - Design for a clock case or similar : en
  • PL18796B1 - A method of obtaining yeast with high enzymatic activity. : en pl
  • SU32183A1 - Semi-automatic scales for loose bodies : en ru
  • SU32344A1 - Fork to exhaust devices with endless straps : en ru
  • US1928187A - Roofer's knife : en
  • US1928371A - Process and apparatus for producing sheet glass : en
  • US1928386A - Refrigerating apparatus : en
  • US1928591A - Detachable button : en
  • USD90791S - Design for a clock case : en
  • US1928322A - Mechanism for cutting alpha loose packing material : en
  • DE585096C - Device for balancing free forces and moments in machine systems, in particular internal combustion engines : de en
  • DE584860C - Process for dewatering tar : de en
  • DE585203C - Safety gear for elevators : de en
  • FR752722A - Frame, manufactured by welding, for vertical piston machines : en fr
  • DE585007C - Self cashier for franking letters and the like like : de en
  • US1928525A - Combined self-lubricating bearing and supporting structure for bobbin spindles : en
  • ES1910U - Climbed or thermosifon for heating (Machine-translation by Google Translate, not legally binding) : en es
  • ES1913U - A shovel toy (Machine-translation by Google Translate, not legally binding) : en es
  • SU31976A1 - Safety equipment for trams : en ru
  • SU32044A1 - Method of laying a two-layer winding of stators of asynchronous motors : en ru
  • CH164421A - Safety device for traction vehicles with air brakes. : de en
  • USD90785S - Design for lace : en
  • CA335861A - Wood stave pipe or tank : en fr
  • DE584875C - Machine for removing flesh from fiber plant parts : de en
  • ES131133A1 - A procedure for finishing objects made in fused silica. : en es
  • GB399025A - Improvements in means for supporting open umbrellas in position on wearing apparel : en
  • GB399084A - Improvements in exercising apparatus : en
  • FR752708A - Double battery, metal box, for flashlight or other applications : en fr
  • FR752767A - Processor device for photographic and cinematographic film : en fr
  • US1928441A - Inner partition for burglarproof chest : en
  • CH164176A - Apparatus for attaching and stretching a rope, line or metal wire used more particularly for hanging laundry. : en fr
  • US1928121A - Apparatus for trimming pipe : en
  • PL18837B1 - K1.-21 c, A / Ul. - Electric meter inner frame. : en pl
  • SU31943A1 - Model board : en ru
  • ES1907U - Apparatus to contain and cure hernias and to correct the bowel or stomach or stomach drop as a whole. (Machine-translation by Google Translate, not legally binding) : en es
  • DE585289C - Chute firing with lower combustion : de en
  • US1928076A - Coupling or connecter for pipes for conveying steam, oil, water, grease, or other fluids : en
  • US1928209A - Perforated record card : en
  • CA335899A - Halogenated oil : en fr
  • CH164354A - Gas burner. : en fr
  • SU32356A1 - Adaptation to the winder to turn off the winding spool when the thread breaks : en ru
  • ES131095A1 - A lever or irreversible cranks for starting internal combustion and explosion engines, whose flexible and detachable lever arm, first absorbs the shock caused by the possible recoil of the engine and then disconnects automatically : en es
  • FR752783A - Centrifugal pump : en fr
  • SU32315A1 - Steering gear for a motorcycle equipped with pneumatic balls instead of wheels : en ru
  • US1928015A - Tracer : en
  • US1928235A - Apparatus for treating films : en
  • US1928329A - Revolving lamp shade : en
  • AT134724B - Casting mold for refractory moldings made of alumina silicate. : de en
  • FR752752A - Improvements to drying surfaces for porcelain objects : en fr
  • US1928261A - Circuit controlling device : en
  • US1928467A - Refrigeration apparatus : en
  • US1928270A - Electrical heater : en
  • US1928416A - Electric motor : en
  • DE584946C - Device for opening and closing the unloading flaps on Sattelboden self-unloading wagons : de en
  • FR752775A - Pre-ignition chamber fitted, in particular, on crude oil internal combustion engines : en fr
  • DE566830C - Mixing device with centrifugal wheel attached to the bottom of the mixing container : de en
  • DE584751C - Bottle cap : de en
  • DE584905C - Fixing device for watches to be worn in the buttonhole of the skirt : de en
  • ES1915U - Counter and cold room. (Machine-translation by Google Translate, not legally binding) : en es
  • FR752676A - Improvements to davits : en fr
  • FR752503A - String winder for loom : en fr
  • FR752548A - Development of casting hands : en fr
  • DK47811C - Procedure for the manufacture of coatings and impregnating agents. : da en
  • DE585097C - Light metal pistons for internal combustion engines : de en
  • SU32246A1 - Drum for threshing plants, for example, hemp : en ru
  • US1928210A - Mechanism for stacking cartons and the like : en
  • DE584964C - Production of solutions of the complex compounds of fluorine and aluminum : de en
  • DE585142C - Rail fastening for foot rails on iron cross sleepers using clamping pieces : de en
  • DE585207C - Device for measuring the axial displacement of a shaft : de en
  • DK47816C - Taillight control for Automobiles. : da en
  • FR752777A - : fr
  • SU32179A1 - Apparatus for measuring the amount of fluid flowing through a pipeline : en ru
  • FR752706A - Grain germinator for poultry feed and other applications : en fr
  • FR752788A - variable and adjustable length forestay : en fr
  • ES131082A1 - Improvements in the construction of reinforced wooden plates and reinforcement bars for them. : en es
  • SU32395A1 - Sump : en ru
  • US1928396A - Liquefier : en
  • DE584960C - Closing flask for waterless gas containers : de en
  • FR752812A - Intaglio printing machine fitted with a drying device placed behind each printing mechanism : en fr
  • SU31889A1 - Instrument for measuring borehole curvature : en ru
  • US1928477A - Corset : en
  • US1928599A - Glass blowing machine : en
  • AT134734B - High frequency signaling system. : de en
  • CH164387A - Receiving device for the transmission of messages by means of infrared rays. : de en
  • US1928082A - Electrically controlled tool : en
  • CH164206A - Process for manufacturing porous or microporous objects made from a vulcanized organic material and object obtained by this process. : en fr
  • DE566995C - Electric oven, especially for dental purposes : de en
  • ES1906U - Box with sliding lid. (Machine-translation by Google Translate, not legally binding) : en es
  • GB398905A - Improvements in or relating to methods of manufacturing non-laddering knitted articles : en
  • GB399192A - Television reception arrangement with braun tube : en
  • AT134769B - Device (harrow) for removing dust from fabrics or the like. : de en
  • US1928196A - Surfacing and polishing : en
  • CA335951A - Film footage indicator : en fr
  • CA335854A - Engine fuel feeding device : en fr
  • US1928019A - Protective cover for straw hats : en
  • US1928563A - Flag holder : en
  • US1928044A - Brake : en
  • US1928152A - Control device for engine driven generators : en
  • US1928496A - Cleaning device : en
  • USPP75P - Single chrysanthemum : en
  • PL18751B1 - Closing to superlight. : en pl
  • PL18782B1 - A method of producing protective coatings on iron and steel objects. : en pl
  • SU32084A1 - Attachment to a stocking machine for cutting the yarn : en ru
  • SU32192A1 - Depreciation device to the gauge : en ru
  • CH164367A - Process for obtaining the male gonad hormone in pure form. : de en
  • SU32055A1 - Device for testing and sorting mass-produced ohmic and induction resistances : en ru
  • SU32375A1 - Tool for beam raft logs : en ru
  • CH164313A - Flywheel magneto. : de en
  • SU32307A1 - Device to increase the loading area of the dragon carriage platform : en ru
  • US1927825A - Piston ring : en
  • CH164459A - Rail vehicle. : de en
  • CH164133A - Steel wool abrasives. : de en
  • SU31950A1 - A device for producing powdered fertilizer from feces, peat, etc. : en ru
  • SU32019A1 - Electric wire resistor : en ru
  • SU32092A1 - Hearing aid : en ru
  • US1928388A - Method of and apparatus for treating insulating materials : en
  • US1928501A - Cabinet for fountain syringes : en
  • CH164294A - Device for limiting a torque. : de en
  • DE583304C - Compressed air switching device, especially for electrically powered vehicles : de en
  • DE585219C - Rotary piston internal combustion engine with reciprocating compressor piston : de en
  • CH164348A - Coreless induction furnace. : de en
  • SU32001A1 - Device for measuring rail circuits from a moving train : en ru
  • SU32147A1 - A sawmill installation for making wood fuel in small pieces : en ru
  • CA336006A - Electromagnetic device : en fr
  • CH164231A - Ski binding. : de en
  • CA335956A - Wrought iron production : en fr
  • BE398111A - : en
  • BE398151A - : en fr
  • DK47796C - Electric Musical Instrument. : da en
  • ES130917A1 - SEALING DEVICE WITH SET FOR ROTATING PARTS : en es
  • PL18802B1 - Centrifugal clutch for drive wheels for spindles on threading machines, threading machines and similar textile machines. : en pl
  • PL18852B1 - Rl. 7 c, 45 / U2 Device-related, sliding locks. Priority: August 18, 1930 : en pl
  • AT134777B - Cooling device for goods transport vehicles, in particular rail vehicles. : de en
  • CH164152A - Device for pressing a pot lid onto saucepans. : de en
  • CH164266A - Process for the production of fan-shaped locking washers. : de en
  • CH164325A - Electric switch. : en fr
  • SU32286A1 - Scourge for shelling machines : en ru
  • DE565621C - Spring washer for fastening the bolt in high-voltage insulators, consisting of several single-layer wire spools inserted into one another : de en
  • DE585081C - Device for healing lower leg fractures : de en
  • CH164271A - Woodworking machine that can be used as a chain milling, drilling and mortising machine with a work shaft driven directly by an electric motor. : de en
  • SU32207A1 - Logarithmic counter : en ru
  • CH164338A - Arrangement for attenuating changes in electrical parameters, in particular for protecting relays or for keeping the consumer voltage constant. : de en
  • CH164182A - Machine for rolling snake-shaped metal strips into strips of fabric for zippers. : de en
  • GB398937A - Improvements in and relating to apparatus for viewing stereoscopic pairs of still or kinematographic pictures : en
  • DE585095C - Procedure for frost smokers in the vineyards or other crops : de en
  • SU31910A1 - Bar for chain cutting machine : en ru
  • SU32414A1 - Electrical engine : en ru
  • US1927964A - Coupler operating valve : en
  • US1927975A - Nonentangling spring washer : en
  • SU32138A1 - Manual Wood Milling Machine : en ru
  • US1928098A - Device for feeding individual razor blades to the feeding means of alpha wrapping machine : en
  • DE584844C - Process for the extraction of platinum and its auxiliary metals as well as gold from scratches, concentrates, ores and similar starting materials : de en
  • GB398876A - Improvements in or relating to locomotives of the diesel-electric type : en
  • DE585106C - Drift anchor buoy with non-return valve for airships : de en
  • CH164452A - Plug with automatic switch for appliance with heating circuit. : en fr
  • BE398084A - : en fr
  • DE584968C - Process for the production of condensation products from phenols, natural resins and aldehydes : de en
  • ES1573Y - Electric coffe maker. : en es
  • GB399003A - Improvements in one-piece disc wheels : en
  • DE584804C - Outer lid fastener for pressure cooker : de en
  • FR752515A - Improvements to devices used to prevent drafts : en fr
  • CH164183A - Shoe closure. : de en
  • PL18738B1 - Building board made of plant materials. : en pl
  • SU32274A1 - Piston with plug-in tank in the bottom : en ru
  • CH164163A - Reel. : en fr
  • GB399120A - Improvements relating to driving mechanism for belt conveyors : en
  • SU32351A1 - Device for wetting the tape directly into the coiler's pelvis : en ru
  • US1928280A - Adjustable base for pole vaulting standards : en
  • PL18815B1 - Device for suppressing the blinding effect of the cone of light from motor vehicle headlights of all kinds. : en pl
  • US1928459A - Silo runway : en
  • US1927863A - Whipstock for wells : en
  • US1928146A - Fluid control device : en
  • CH164242A - Automatic firearm. : de en
  • CH164147A - Drawer locker. : en fr
  • CH164177A - Machine for measuring length and dividing fabrics and other material in web form. : de en
  • GB398902A - Improvements in and relating to vacuum pumps : en
  • GB398992A - Improvements in the purification of viscous lubricating oils by liquid sulphur dioxide : en
  • SU31892A1 - Collecting machine for the simultaneous selection of sheets of different formats : en ru
  • US1928216A - Separator shoe and method of producing same : en
  • US1928410A - Sound reproducing system : en
  • SU32304A1 - Airplane control device in the dark or fog : en ru
  • US1928578A - Aircraft : en
  • SU32065A1 - Method of making photocells : en ru
  • SU32075A1 - Electric welding machine : en ru
  • SU32376A1 - Rotary drain pipe : en ru
  • DE585132C - Suction air conveyor, especially for bulk goods : de en
  • FR752803A - Special yellow paving stones for transverse strips of local roads : en fr
  • SU32370A1 - Stone Milling Machine : en ru
  • SU31867A1 - Machine for the manufacture of double folds at the roofing panels (paintings) : en ru
  • SU32146A1 - Device for measuring the tension of the wire in the machine for winding wooden pipes : en ru
  • DE584871C - Method for connecting the bars of a cage winding to their rings : de en
  • CA335940A - Tire tread : en fr
  • ES131490A1 - A procedure to retension the working threads of chain and device for its execution. : en es
  • GB399100A - An improved cooling bed arrangement for use with rolling mills : en
  • PL18769B1 - Artificial teeth. : en pl
  • SU31859A1 - Copier for milling at the machine : en ru
  • SU31906A1 - Side grouser : en ru
  • CH164202A - Colored mass. : de en
  • CH164394A - Advertising article, intended to be placed on a support. : en fr
  • CA335963A - Storage battery paste : en fr
  • ES131087A1 - Improvements in electrical switches. : en es
  • FR752714A - New application of the principle of illumination of glass sheets by the edge : en fr
  • FR752571A - Reservoir for absorption, condensation, etc. : en fr
  • GB399156A - Improvements in or relating to circular lace machines : en
  • GB399129A - Improvements in or relating to door mats : en
  • DE585089C - Sliding window with vertically movable leaves : de en
  • DE585052C - Power cables made of individually leaded cores : de en
  • FR752822A - Pinion drive mechanism for oblique roll mills : en fr
  • PL18850B1 - Electric flashlight with a reflector, adjustable along its axis. : en pl
  • US1928268A - Hammer attachment : en
  • USPP74P - Apricot : en
  • DK47800C - Device for automatically adjustable Supply of Air to Suction lines in Carburetor engines. : da en
  • ES1908U - Pipe or bobbin of paper or cardboard for the textile industry. (Machine-translation by Google Translate, not legally binding) : en es
  • CA335966A - Gas washing method : en fr
  • SU32045A1 - Asynchronous squirrel cage motor : en ru
  • US1928042A - Magazine lead pencil : en
  • US1928331A - Conditioning and ventilating system : en
  • US1928463A - Clutch plate and method of manufacturing the same : en
  • US1928539A - Antidazzling headlight : en
  • SU32133A1 - Knob (carabiner) for tensioning and holding the frame saw : en ru
  • US1927994A - Incubator construction : en
  • US1928219A - Compression type valve tool : en
  • AT134785B - Device for automatic gain control in telephone systems. : de en
  • CH164251A - Calculating machine with a device for transferring the result back to the switching mechanism. : de en
  • DE584877C - Device for fluoroscopy with X-rays : de en
  • GB399504A - Improvements in or relating to heat insulation : en
  • FR752537A - Protective assembly of windings against earthing : en fr
  • GB399030A - An improvement in the production of lubricating oils : en
  • GB399134A - Improvements in or relating to devices for interchanging lighting units in illuminating apparatus : en
  • IE13140L - Valve construction : en
  • FR752540A - Improvements to cement kilns or similar materials : en fr
  • CH164315A - Transformer. : de en
  • FR752850A - Centrifugal pump : en fr
  • CA335990A - Selecting telegraph : en fr
  • FR752572A - Improvements in machines for assembling sheets of paper and the like : en fr
  • GB398986A - Improvements in manifolding apparatus : en
  • US1928551A - Road striping machine : en
  • DE584934C - Koetz winder : de en
  • DE584866C - Cable puller : de en
  • US1928259A - Gasket for packer assemblies : en
  • US1928433A - Controlling valve for compound water meters : en
  • DE584834C - Striking mechanism for drying drums with trickle installations : de en
  • DE585174C - Tubular anode circuit coil designed as a line for the coolant of transmitter tubes : de en
  • DE585055C - Process for the production of sound recordings in amplitude writing : de en
  • DE585083C - Hot water bottle, body warmer or the like : de en
  • DE585094C - AElifter : de en
  • SU32212A1 - Counting device for calculating workdays on collective farms : en ru
  • PL18830B1 - A method of refining or desulphurizing carbon compounds. : en pl
  • US1928059A - Brake : en
  • DE584758C - Device for injecting sludge-shaped fuel into rotary tube furnaces : de en
  • SU32410A1 - Electrodynamic loudspeaker : en ru
  • US1928043A - Brake shoe : en
  • US1928500A - Automatic lighter for gas ranges : en
  • USD90762S - Design fob a smoker s stand : en
  • US1927859A - Gasket : en
  • US1927981A - Four jaw chuck for drills : en
  • SU32095A1 - Stethoscope : en ru
  • SU32148A1 - A sawmill installation for making wood fuel in small pieces : en ru
  • SU32193A1 - Cement Tester : en ru
  • US1928429A - Alloy : en
  • US1928183A - Moving picture apparatus : en
  • US1928393A - Wall clip : en
  • US1928461A - Valve : en
  • ES130717A1 - A procedure to improve the properties of hydraulic mortars. : en es
  • DE585075C - Push-pull transmission circuit : de en
  • AT134750B - Fuse for incandescent bulbs, electric light bulbs or the like : de en
  • CA335901A - Sash lock : en fr
  • CH164187A - Oil firing system on steam ovens. : de en
  • DE584998C - Control for double-acting vacuum pumps and compressors with overflow channels at both cylinder ends : de en
  • DE585118C - Process for the production of spoke wheels for vehicles : de en
  • DE584969C - Device for feeding a printed paper web in register for rotary printing machines : de en
  • DE584973C - Device for single or multi-line duplication between printing rollers of mirror writing originals : de en
  • GB399076A - Improvements in the mounting of the front wings and radiator of a vehicle : en
  • GB399107A - Improvements in or relating to hoods or folding roofs for road vehicles : en
  • FR752526A - Improvements to electrical insulators : en fr
  • US1928497A - Thermostat control device : en
  • DE584954C - Device for remote monitoring of measuring instruments : de en
  • GB398957A - Improvements in and relating to casings for electric accumulators or batteries : en
  • GB399496A - Improvements in gas-masks, respirators and the like : en
  • DE584897C - Feeding device for automatic scales : de en
  • GB399141A - Improvements in and relating to regulating arrangements for transformers : en
  • CA335895A - Wooden box : en fr
  • US1927997A - Shoe rack : en
  • DE584982C - Waveguide, consisting of a tube made seamlessly or with only one seam : de en
  • DE585199C - Device for generating hair waves : de en
  • PL18790B1 - Spring contact tool for detector. : en pl
  • FR752778A - Pneumatic hammer : en fr
  • SU32336A1 - Degassing device : en ru
  • FR752622A - System for bookkeeping : en fr
  • FR752799A - Sowing, planting and hoeing machine : en fr
  • GB399074A - Improvements in or relating to modulated carrier wave transmitters : en
  • ES1826U - Special fabric for reeds and similar materials (Machine-translation by Google Translate, not legally binding) : en es
  • GB398954A - Improvements in loom shuttles : en
  • DE584707C - Process for processing smoldering tar and generator tar : de en
  • GB398890A - Improvements in or relating to metal-clad electric switchgear : en
  • GB398999A - Improvements in and relating to flexible cords : en
  • US1927989A - System for replacement of alpha defective circuit : en
  • FR752774A - Device for projection of stereoscopic images : en fr
  • SU32172A1 - Instrument for determining the speed of water flow in shallow and fast rivers : en ru
  • SU31862A1 - Manual pipe cutter : en ru
  • SU31964A1 - Shovel for excavator : en ru
  • US1928314A - Segmental cup grinder wheel : en
  • US1928455A - Cord insertion device : en
  • CH164130A - Cleaning device with an endless bead rolled out of tubular flat wire knit or fabric. : de en
  • DE585090C - Roll-up protection grille made of wavy curved rods and articulated links connecting the wave crests : de en
  • ES131647A1 - A procedure for the preparation of the elements or pieces that are applied on the epidermis for the disappearance of wrinkles thereof. : en es
  • GB399031A - Improvements in or relating to the disinfection of refuse bins and the like : en
  • GB399123A - Improvements in or relating to boxes : en
  • SU31891A1 - Rowing for the loom : en ru
  • SU32178A1 - Gas flow rate meter : en ru
  • US1928106A - Spring tension device : en
  • US1928351A - Stand for duplicating machines and the like : en
  • BE398284A - Ticket machine : en fr
  • CA335867A - Tire valve : en fr
  • CH164224A - Device for the production of embossing rollers for lenticular lenticular films. : de en
  • DE584868C - Method for connecting metal sockets with thin wires : de en
  • DK47797C - Bottle cap. : da en
  • DE585176C - Hollow rope with a smooth surface : de en
  • FR752663A - New vacuum cleaner or dust blower : en fr
  • GB399017A - Improvements in or relating to travelling bags, trunks and the like : en
  • CH164171A - Process for the production of mercerising liquors. : de en
  • CH164184A - Ski boot with metal cramps. : de en
  • FR752781A - Acoustic device for receiving overtaking warning signals for vehicles : en fr
  • CA335932A - Foot arch support : en fr
  • DE584887C - Fitting for detachable connection, especially of furniture parts : de en
  • ES131630A1 - Apparatus for burning heavy oils of industrial and domestic application and all kinds of stoves. : en es
  • GB399045A - Means for taking and projecting still or motion pictures in relief : en
  • DE584584C - Machine for the production of empty or filled boxes or box parts made of cardboard or the like, in which the work piece rests on a moving work table while it is being formed : de en
  • DE585154C - Steam burner : de en
  • GB399046A - Improvements in vehicle sanding appliances : en
  • FR752661A - Production process for film reels : en fr
  • GB399062A - Improvements in and relating to windshields for motor cars and the like : en
  • CA335848A - Rotary pump : en fr
  • ES131548A1 - A new system for the manufacture of citric acid. : en es
  • FR752575A - Improvements made in the establishment of lever lock boxes : en fr
  • FR752619A - Method and apparatus for cleaning motor gases : en fr
  • FR752713A - Internal combustion turbine : en fr
  • CA335977A - Secondary alcohol : en fr
  • SU31865A1 - Pipe cutter : en ru
  • US1927890A - Ventilation of rotor end coils of turbogenerators : en
  • DE585225C - Process for increasing the differences in brightness in single-lens reflex images : de en
  • DE585290C - Pivoting oil burner : de en
  • CA336022A - Oil conversion : en fr
  • CH164123A - Machine for the manufacture of hollow glass objects. : en fr
  • CH164288A - Brake lining and process for its manufacture. : de en
  • DE585195C - White cane : de en
  • US1927967A - Window for detention hospitals : en
  • US1927972A - Control valve : en
  • US1928135A - Method for manufacture of lactose containing material : en
  • US1928474A - Combined slack take-up and lock device for tire chains : en
  • US1928495A - Treatment of liquids containing tar acid : en
  • CA335979A - Rotary fuel burner : en fr
  • AT134733B - Ampoule with a device for opening the same at a specific point. : de en
  • SU32310A1 - Motor carriage : en ru
  • US1928384A - Water softener control mechanism : en
  • US1928511A - Buoyant propulsion device : en
  • CH164435A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • CA335870A - Engine governor : en fr
  • SU32079A1 - A device for applying enamel, paint, etc. on the inner surface of the vessels : en ru
  • SU32107A1 - Device for hanging glass sheets cut off from the stretchable sheet : en ru
  • AT134797B - Device for protecting arc rectifiers. : de en
  • CH164295A - Plunger pump. : de en
  • US1928582A - Esterification of fatty acids : en
  • AT134796B - Arrangement for monitoring the operational readiness of remote control, remote command or remote monitoring systems that are not constantly working. : de en
  • CH164292A - Spur gears planetary gear. : de en
  • CA335924A - Cellulose acetate processing : en fr
  • PL18747B1 - A device for crimping the elements of a sliding fastener. : en pl
  • US1928472A - Switch : en
  • AT134760B - Electric fluorescent tube with glow electrodes and double walls. : de en
  • CA335871A - Cinematographic projection : en fr
  • CA336000A - Rotary cup making machine : en fr
  • CH164148A - Mobile table. : de en
  • SU31925A1 - Device for lifting from the floor of drying and heaping of lump peat : en ru
  • US1928020A - Method of treating pine oil for the separation of components therefrom : en
  • SU31915A1 - Anti-Rectification Machine : en ru
  • US1927901A - Bell ringing device : en
  • US1928171A - Jacking attachment : en
  • US1928437A - Electric light flasher : en
  • US1928489A - Self adjusting feed mechanism for machine tools : en
  • SU32101A1 - Mold Mold Ejector : en ru
  • SU32387A1 - Grid for hydraulic structures : en ru
  • US1928223A - Stenciling machine : en
  • CH164400A - Method of packaging head cigars. : de en
  • CH164434A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • SU32352A1 - CoolComer : en ru
  • AT134735B - Electric capacitor made from stacked metal foils and dielectric plates. : de en
  • FR752797A - Production of plastic masses, sheets or varnishes, etc. : en fr
  • US1928025A - Astronomical appliance for educational and other purposes : en
  • US1928350A - Duplicating machine : en
  • SU32377A1 - Device for unloading and reloading wagons by rolling containers : en ru
  • CA335921A - Pressure gauge : en fr
  • CH164103A - Tilting garage door. : de en
  • PL18818B1 - The way of tanning. : en pl
  • SU32278A1 - Gear for accelerated and alternately slow rotational movement : en ru
  • SU32338A1 - Device for transmitting readings from measuring devices : en ru
  • US1928194A - Combination gas heater : en
  • US1928204A - Detonator and composition for the same : en
  • US1928532A - Method of and apparatus for applying power for the operation of reciprocatory pumps : en
  • DE585248C - Switching method for directly heated from alternating current networks, series-connected glow cathodes of electron tubes : de en
  • CA335925A - Cellulose acetate processing : en fr
  • SU31936A1 - The method of obtaining silica gel : en ru
  • SU32052A1 - Electromagnetic measuring device : en ru
  • PL18821B1 - A method of wrapping ribbons, bandages and similar items. : en pl
  • PL18881B1 - The method of changing glass and enamel. : en pl
  • US1928031A - Manufacture of films : en
  • US1928056A - Automobile door and window construction : en
  • US1928184A - Sun visor for automobiles : en
  • CA335886A - Pulp purification : en fr
  • CA335982A - Paper machine : en fr
  • CH164161A - Process for the production of tubular structures which can be easily and uniformly dyed and product produced according to the process. : de en
  • CH164398A - Closure device for tubes. : de en
  • SU32026A1 - DC motor : en ru
  • SU31872A1 - Contact pin for controllers, etc. : en ru
  • SU31963A1 - Earthmoving machine : en ru
  • US1927934A - Automatic switch : en
  • PL18789B1 - A method of shaping the necks of glass bulbs of electric bulbs or similar closed glass vessels after fusing into banks of pillars bearing the fibers of the zarowe, and a machine for fusing the pillars supporting the fibers of the razor glass into glass banks of corners, provided with an apparatus for carrying out this method. : en pl
  • US1928217A - Portable supporting rack : en
  • US1928483A - Disinfecting device : en
  • ES131054A1 - An apparatus to measure or compare the force that a person develops from a blow of a fist or with a mallet. : en es
  • GB398998A - Improvements in pistons fitted with cup washers : en
  • AT134703B - Typewriter keyboard. : de en
  • AT134729B - Quick indicators for prices. : de en
  • CA335872A - Power transmission shafting : en fr
  • DE584961C - Device for turning metal and iron blocks, especially for rolling mills : de en
  • US1927948A - Doorlatch : en
  • US1928047A - Flow restrictor : en
  • US1928423A - Window regulator : en
  • CH164154A - Device for making whipped cream. : de en
  • CH164326A - Remote relay protection installation. : en fr
  • US1928021A - Process of making porous articles consisting of silica : en
  • US1928535A - Electrically driven vacuum cleaner : en
  • US1928298A - Cooking utensil lid : en
  • US1928312A - Mold for making golf tees : en
  • US1928359A - Bearing : en
  • CA335845A - Ship bumper : en fr
  • CH164102A - Guide and locking device for sashes of sliding windows. : de en
  • ES131601A1 - Device for winding and unwinding an endless belt wound, except for a loop, in superimposed layers forming a spiral. : en es
  • US1928252A - Middle gasket : en
  • US1928453A - Cemented tantalum carbide : en
  • US1928491A - Article holder : en
  • USD90749S - Design fob a clock case : en
  • AT134784B - : de en
  • SU31918A1 - A device for marking fabric when detecting metal parts : en ru
  • US1927940A - Iron-containing alloy for permanent magnets : en
  • US1928373A - Lathe attachment for profiling forms for molds : en
  • SU32014A1 - Pliers for connecting a test set to overhead electrical wires : en ru
  • SU31958A1 - Ice splitting machine on pavements and pavements : en ru
  • US1928394A - Hinge for doors : en
  • DE584979C - Magnet system according to patent 500 723 for electrodynamic sound devices : de en
  • ES131648A3 - Apparatus for printing sound on films or films. : en es
  • ES1916U - Translated letters applicable to illuminated advertisements (Machine-translation by Google Translate, not legally binding) : en es
  • SU32256A1 - Room for milking dairy cattle : en ru
  • USD90778S - Design fob a glider : en
  • ES1571Y - Hanging or turning hardware that makes the contractions and dilations of doors, windows or balconies extensible or reducible, both horizontally and vertically : en es
  • FR752743A - : fr
  • PL18849B1 - Connection for pipes with electrically insulated ends of connecting pipes. : en pl
  • SU32163A1 - Instrument for checking locomotive axis centers : en ru
  • SU32293A1 - Dining paper machine : en ru
  • FR752562A - Improvement in dynamos used for lighting cycles and motorcycles : en fr
  • GB398996A - Improvements in or relating to metal bungs for chests or like containers : en
  • GB399022A - Improvements in or relating to clutch mechanisms : en
  • DE585051C - Rubber mats for high pressure rubber molds : de en
  • DE584947C - Safety device for dynamo-electric mine ignition machines with spring drive : de en
  • FR752586A - Improvement to multi-compartment cars : en fr
  • DE584840C - Process for the preparation of vinyl ethers : de en
  • DE584823C - Dirt trap on the wheels of vehicles, in particular motor vehicles : de en
  • DE584876C - Process for the production of artificial structures from viscose : de en
  • PL18829B1 - A method of producing clean, ash-free coal. : en pl
  • US1927955A - Apparatus for treating textile materials : en
  • SU31861A1 - Machine for fine tuning of the gauge : en ru
  • US1928201A - Fuel oil burner : en
  • FR752631A - Speed multiplication or demultiplication movement : en fr
  • GB399044A - Improvements in automatic multiple spindle screw machines : en
  • DE584769C - Spreaders with a chain of buckets for picking up, conveying and freely discharging the goods : de en
  • CH164191A - Cigarette machine. : de en
  • CH164363A - Electric massage device. : en fr
  • GB398931A - An improved method for the rapid construction of reinforced concrete floors, roofs and the like : en
  • SU31882A1 - Device for automatic braking of a train as it passes by a closed semaphore : en ru
  • US1928349A - Laundry lot marker : en
  • GB398970A - Improvements in or relating to telephone systems : en
  • FR752669A - Improvements to telecinematography transmitters : en fr
  • US1928290A - Heater for shoe fillers : en
  • USD90777S - Design for a lamp fixture : en
  • DE585144C - Incandescent cathode arrangement for vacuum tubes for high voltages : de en
  • GB399170A - Improvements relating to electrically operated die casting machines : en
  • USD90764S - Design for a clock case or similar : en
  • ES1909U - A new packaging for all kinds of spherical objects (Machine-translation by Google Translate, not legally binding) : en es
  • GB399102A - A process for the manufacture of metallic screw propellers : en
  • DE585227C - Internal brake, especially for motor vehicles : de en
  • USD90789S - Design for a lady s sewing cabinet : en
  • FR752719A - Spiked wheel : en fr
  • FR752741A - Russian billiard table convertible into a coffee table : en fr
  • PL18843B1 - rKl. 31 C / T "" Mold. : en pl
  • SU31933A1 - Method for quantitative determination of arsenic in iron ores and similar materials : en ru
  • SU32305A1 - Propeller for aircraft : en ru
  • CH164225A - Process for the production of diazotypes. : de en
  • GB398875A - Improvements in or relating to machines for trimming the printing faces of type bars or slugs : en
  • FR752738A - Lighting device for sewing machines : en fr
  • FR752629A - Electric gasifier with gasoline for tourism : en fr
  • FR752644A - Device for mounting and controlling a rotating ring gear, particularly applicable to aircraft derivometers : en fr
  • DE584820C - Photo card treatment basket : de en
  • FR752834A - Improvements to water tanks : en fr
  • ES1537Y - Bed rail attachment : en es
  • DE585058C - Internal combustion engine with joint drive for the fuel pump piston and the starting compressed air valve : de en
  • SU32252A1 - Way of fishing : en ru
  • DE585080C - Process for producing dry, ready-to-tan bare animal skins : de en
  • FR752786A - Device for coupling several parts of a shaft or parts to be coaxially joined : en fr
  • ES130887A1 - Procedure to adapt fire automatic weapons to shoot miniature cartridges. : en es
  • ES1381Y - Elastic reinforcements for sommier. : en es
  • FR752687A - Improvements to accounting systems : en fr
  • FR752755A - Heavy fuel gasifier stove : en fr
  • GB398903A - Improvements relating to planking machines for use in the manufacture of hats or other felted articles : en
  • SU32409A1 - Device for feeding into the machines of sheets of metal from the stack one by one : en ru
  • DE585001C - Cast iron radiator : de en
  • GB399012A - Improved electric conductor clamp : en
  • DE585272C - Process for restoring the gloss on structures made from cellulose derivatives : de en
  • FR752688A - Process for the manufacture of ready-to-use and long-lasting solutions of 3, 3'-diamino- 4, 4'-dioxyarsenobenzene : en fr
  • ES131342A1 - Electric machine for shaving. : en es
  • FR752695A - Advanced rocker switch : en fr
  • FR752780A - Device for automatic adjustment of the level of a liquid in a submerged motor-pump unit : en fr
  • GB399225A - Improvements in or relating to a method of and apparatus for welding and the welded articles produced thereby : en
  • GB399176A - A new or improved composition for use as a pavement for surfacing roads or the like : en
  • PL18825B1 - A method of processing carbon materials. : en pl
  • GB399139A - Improvements in method of and apparatus for mixing concrete : en
  • US1927893A - Circuit interrupter : en
  • US1927926A - Amplifier feed system : en
  • US1928089A - Exercising apparatus : en
  • SU32093A1 - Respiratory Strength Instrument : en ru
  • SU32259A1 - Device for artificial insemination of queen bees : en ru
  • US1928175A - Receptacle for urine : en
  • US1928308A - Lister cultivator : en
  • AU1083433A - Improvements in or relating to electric shortwave thermionic valve generators : en
  • CH164430A - Process for the production of a new azo dye. : de en
  • DE585084C - Compensation device for multi-legged devices, especially for furniture : de en
  • ES131646A1 - Improvements in the gearboxes of the rear axles for motor vehicles. : en es
  • FR752793A - Power supply device for electric irons : en fr
  • SU31905A1 - Rotary drill : en ru
  • US1927841A - Production of organic acids : en
  • GB399014A - Improvements relating to emulsifying apparatus and the like : en
  • GB399035A - Improvements in or relating to printing devices for use in addressing or like machines : en
  • US1928328A - Toothbrush : en
  • CH164111A - Automatic, electric water heater. : de en
  • GB398943A - Means for disinfecting or otherwise spraying the interiors of public buildings : en
  • GB398983A - Improved apparatus for centrifugally moulding concrete pipes and other tubular bodies : en
  • GB399172A - Improvements in and relating to automatic gramophones or like talking machines provided with record-changing devices : en
  • GB399175A - Receptacle for germination of seeds and growth of plants : en
  • ES130916A1 - IMPROVEMENT IN THE CONSTRUCTION OF GEAR PADDLES FOR GRANULATED MATTERS : en es
  • GB399058A - Improvements in and relating to choke coils for electric distribution systems : en
  • DE584812C - Device for speaking machines with electric drive that can be triggered by coin insertion : de en
  • FR752753A - Stirrup clip for jerk lanes : en fr
  • CH164250A - Machine used to perform calculations. : en fr
  • ES131635A1 - Amplifier with automatic sensitivity regulation especially radio receiver. : en es
  • US1928050A - Brake : en
  • US1927822A - Centrifuge apparatus : en
  • CH164379A - Arrangement for controlling switching processes in telephone systems by means of alternating current pulses. : de en
  • FR752569A - Shielded spark plug with air cooling : en fr
  • PL18860B1 - K.K-34 f, 17. Device for issuing single cutouts. : en pl
  • PL18880B1 - : en pl
  • DE584792C - Arrangement to reduce eddy current and hysteresis losses in electrical apparatus or machines : de en
  • US1928470A - Electric circuit breaker : en
  • US1928002A - High intensity gaseous light : en
  • US1928273A - Wire fence tool : en
  • FR752679A - New hand-held threading machine with an internally toothed annular milling cutter : en fr
  • SU32226A1 - Great price : en ru
  • PL18773B1 - The method of carrying out adsorption. : en pl
  • US1927875A - Oil filter : en
  • US1928124A - Window scaffold : en
  • US1928488A - Front edge covering for stairs and the like : en
  • FR752795A - Inkwell : en fr
  • US1928003A - Body for motor vehicles : en
  • FR752847A - Improvements to photographic emulsions : en fr
  • US1928512A - Adjustable stamp rack : en
  • ES1737U - Fixer for knot ties made. (Machine-translation by Google Translate, not legally binding) : en es
  • US1927817A - Method and means for separating cotton lint and extraneous matter : en
  • US1928054A - Die cast zinc base alloy product : en
  • FR752645A - Photographic foot : en fr
  • GB398988A - Improvements relating to endless tracks or chains for wheels of tractors or the like : en
  • DE584988C - Support clamp for cables : de en
  • DE585273C - Process for producing semi-coke : de en
  • SU32116A1 - Portable crane for locomotive air brake pumps : en ru
  • US1927865A - Glass cutter : en
  • CH164120A - Door lock. : de en
  • CH164301A - Pinion starter for foot actuation in connection with a combustion engine. : de en
  • CH164404A - Power transmission device with fluid coupling and multi-speed change gear, especially for motor vehicles, which enables easy shifting of said gear. : de en
  • US1928006A - Standpipe system : en
  • ES1798U - Special handles, insulators, for aluminum cookware (Machine-translation by Google Translate, not legally binding) : en es
  • GB399115A - Improvements in and relating to incandescent lamps : en
  • FR752712A - Tiller-sprayer : en fr
  • FR752770A - Electrical connection device : en fr
  • DE585235C - Two-part joint strips : de en
  • ES131604A3 - A procedure for converting alkali chlorides to alkaline nitrates by nitric acid. : en es
  • DE585044C - Securing locks on machines that have been running out for a long time, for example centrifugal machines : de en
  • GB398958A - Improvements in and relating to alkaline treatment baths for vegetable and regenerated cellulose fibres : en
  • US1928417A - Tabulating mechanism : en
  • GB398966A - Improvements in lighting fittings : en
  • US1928447A - Traffic-marking strip : en
  • US1927882A - Marquetry assembly : en
  • US1927991A - Radiator : en
  • US1928409A - Furnace for and method of continuously annealing strip metal : en
  • DE578169C - Greenhouse plant : de en
  • DE584959C - Zipper : de en
  • DE585311C - Bonding of film ends without cement : de en
  • ES1247Y - Rubber heels for footwear. : en es
  • GB398918A - Improvements in and relating to printing machines : en
  • GB399013A - Improvements in cinematographic films coloured in series : en
  • DE584726C - Hot water heating system with a circulation pump arranged parallel to a non-return valve in the power line : de en
  • DE584833C - Process for the manufacture of ceramic products : de en
  • ES1476Y - Device formed by a lattice that serves as the basis for spiral springs adapted to the upholstery. : en es
  • FR752654A - Manufacturing process of composite plates for lead-acid accumulators : en fr
  • US1927866A - Power take-off : en
  • ES131600A1 - A control mechanism for liquid distributors with two measuring vessels. : en es
  • DE585053C - Device for isolating the connection points of cables : de en
  • SU32166A1 - Level : en ru
  • DE584849C - Screw propeller with concave blade : de en
  • US1927862A - Buffing wheel : en
  • US1927871A - Sampling device : en
  • CH164169A - Method and tool for the production of handicrafts. : de en
  • US1928604A - Sealing strip : en
  • SU31945A1 - Keyboard for direct printing counting and typing machines : en ru
  • SU32017A1 - Device for synchronous rotation angle transmission : en ru
  • US1928255A - Apparatus for producing motion pictures : en
  • US1928275A - Apparatus for surfacing roofing : en
  • PL18791B1 - Paper clip open. : en pl
  • CH164280A - Dehydrator. : de en
  • US1927987A - Pipe joint : en
  • US1928583A - Game paddle : en
  • US1928134A - Wirebound box or crate blank machine : en
  • US1928159A - Means for shaping helical bodies : en
  • SU31942A1 - A device for feeding metal into a boiler of a linotype typesetting machine : en ru
  • US1927844A - Socket wrench : en
  • US1928035A - Manicuring set : en
  • US1928306A - Collapsible bullet shield structure for automobiles : en
  • US1928374A - Typewriting machine : en
  • AU1121933A - Improvements in or relating tothe manufacture of sliding fasteners : en
  • SU31929A1 - Hydraulic filter : en ru
  • US1928062A - Pick-up arm : en
  • US1928291A - Dust deflector : en
  • US1928434A - Automatic clutch trip for film drives : en
  • US1927846A - Electric amplifier : en
  • SU32168A1 - Instrument for survey work : en ru
  • US1928414A - Circuit continuing device : en
  • US1928579A - Method of superimposing alpha foreground or image upon alpha background in photography : en
  • ES1781U - Trillo perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • GB398928A - Improvements in or relating to web renewing mechanism for printing-presses or other like web-consuming apparatus : en
  • CH164252A - Acoustic diaphragm. : en fr
  • FR752702A - Device adapting to the radiators of central heating installations in order to humidify the air and capture dust : en fr
  • US1927917A - Dishwashing machine : en
  • DE584958C - Device for feeding the goods emptied from a tipped trolley : de en
  • DE585242C - Process for the production of double-protective woven double warp pile fabrics : de en
  • SU32412A1 - Receiving device : en ru
  • GB398908A - Improvements relating to vehicle wheels : en
  • DE584846C - Procedure for checking the suitability of oils for electrotechnical purposes : de en
  • SU32413A1 - Antenna : en ru
  • US1928001A - Projection indicator measuring instrument : en
  • USRE18959E - Fob boots ob shoes : en
  • SU32231A1 - Pneumatic valve : en ru
  • SU32358A1 - Concrete and Concrete Pipe Making Machine : en ru
  • US1928285A - Roofing : en
  • SU31899A1 - Automatic tool feeding tool for rotary drilling : en ru
  • SU32103A1 - The device for the transverse cutting of the glass panel on the Fourco machine : en ru
  • PL18851B1 - : en pl
  • SU32357A1 - Reel for unwinding a specific length of yarn : en ru
  • US1928107A - Method and apparatus for bringing paper stock onto the wire of alpha paper-making machine : en
  • US1928460A - Electrical switch gear : en
  • DE584859C - Process for the preparation of 2- [2'-oxy-1 '-naphthyl] -benzoic acid : de en
  • DE584903C - Display board with an artificial skeleton of a human foot : de en
  • FR752756A - Washing, cleaning, foaming, humidifying and dispersing agents : en fr
  • CH164370A - Device for atomization. : de en
  • PL18748B1 - The method of obtaining hydrocarbons by means of permanent adsortoyjtiyeh matorjals. : en pl
  • US1928087A - Drying press : en
  • SU31937A1 - A device for collecting glauber's salt from the surface of its waterless deposits : en ru
  • SU32279A1 - Motor drive : en ru
  • SU32424A1 - Pin Mill : en ru
  • US1928046A - Brake : en
  • USD90753S - Design for a charm : en
  • SU32064A1 - Air Ionization Machine : en ru
  • GB398880A - Improvements in or relating to liquid flow operated safety or indicating devices : en
  • GB398874A - Improvements in or relating to machines for making hair-waving satchets or packages of like character : en
  • ES131588A1 - An electric lighter : en es
  • DE584927C - Attachment of protective covers on upholstery by means of clips, especially for motor vehicles : de en
  • DE584938C - Multi-chamber oven, specifically paint drying oven : de en
  • US1927930A - Product comprising amorphous bodies : en
  • US1928424A - Vacuum milk receiver : en
  • USD90754S - Design for sheet material : en
  • DE584975C - Automatic control current coupling : de en
  • DE585115C - Motor vehicle with tubular frame : de en
  • FR752740A - Improvements relating to apparatus intended for printing and enlarging photographic images : en fr
  • GB399087A - Improvement in billiard cues : en
  • GB399180A - Printing machine to produce transfers from engraved rollers : en
  • PL18750B1 - Clamp for fastening the clothes. : en pl
  • CA335904A - Bone preserving process : en fr
  • FR752817A - Machine for pulping parts of fibrous plants : en fr
  • ES131596A3 - A kneading machine with two rotating arms. : en es
  • FR752733A - Gear changing device for a bicycle or other similar vehicle : en fr
  • AU1112433A - Improvements in or relating to electric lampholders : en
  • FR752614A - Process for treating tobacco and resulting products : en fr
  • GB398967A - A new or improved bird scare : en
  • US1928316A - Conduit coupling and the like : en
  • US1928353A - Automatic variety wood-turning lathe : en
  • CH164328A - Line protection device with resistance relay with different sized protection areas. : de en
  • SU31903A1 - Apparatus for sediment collection : en ru
  • US1928560A - Safety device for heavier-than-air machines : en
  • SU31987A1 - Device for automatic deceleration of the train when it exceeds the set speed : en ru
  • US1927960A - Vehicle control : en
  • US1928198A - Floor box : en
  • US1928592A - Snap fastener stud : en
  • SU32427A1 - Device for simultaneous playback of sounds and images : en ru
  • US1928476A - Centrifugal governor for high speed internal combustion engines : en
  • AT134721B - Device for generating high-voltage alternating current for gas-filled fluorescent tubes, e.g. B. neon tubes or the like. : de en
  • BE398344A - : en
  • CH164170A - Process of impregnating plant or animal fibers with an insoluble soap. : en fr
  • CA335998A - Ice making machine : en fr
  • DE584907C - Device for the production of pressed plant briquettes : de en
  • PL18874B1 - A method of obtaining a nutrient that is suitable for the production of gonococcal toxin. : en pl
  • US1927886A - Film coloring machine : en
  • CH164345A - AC solenoid, especially for remote-controlled switches. : de en
  • SU32209A1 - A device for selecting the most advantageous turning machine according to the specified working conditions : en ru
  • FR752678A - Panel for advertising, signage and similar applications : en fr
  • FR752766A - Porous device for cold starting of internal combustion engines : en fr
  • GB398984A - Improvements in rotors for dynamo-electric machines : en
  • DE584829C - Traffic light column : de en
  • AT134795B - Telephone locking device. : de en
  • AT134773B - Closure for bags, in particular women's handbags. : de en
  • USD90775S - Design for a combination electric : en
  • CH164114A - Heating element for electric heater. : en fr
  • CH164287A - Locking device on ball and roller bearings built into the bearing housing. : de en
  • SU32131A1 - A device for shrinking saws with partings by a whole set : en ru
  • AT134759B - Toothbrush. : de en
  • PL18892B1 - A method for producing zinc white and an apparatus for carrying out the method. : en pl
  • DE585057C - Device for the individual adjustment of the intake valves of multi-cylinder fuel pumps, which are influenced by a common rack and serve as feed rate regulating elements : de en
  • SU32094A1 - Apparatus for checking simultaneously several persons the action of blowing through eustachian tubes : en ru
  • SU32122A1 - Lifting gear : en ru
  • DE584842C - Encapsulated auto switch : de en
  • US1927895A - Electric clock : en
  • US1928211A - Identification marker : en
  • US1928405A - Couch bed : en
  • DE584929C - Device for lifting and turning motor vehicles with auxiliary wheels driven by electric motors : de en
  • DE585140C - Device for wet treatment of silk and silk-containing textiles : de en
  • ES130984A1 - A method for manufacturing tail films. : en es
  • AT134783B - Suspension isolator chain. : de en
  • CH164305A - Process for operating gas turbines which operate according to a deflagration process. : de en
  • DE585013C - Regulator for fuel injection engines : de en
  • CA335879A - Vanity box : en fr
  • DE585037C - Painting lock : de en
  • DE585078C - High mast suspension of a lamp : de en
  • DE585066C - Device for pasteurizing liquids, especially beer : de en
  • PL18774B1 - A method for threading a thread in pot threading, especially for a stretch belt, and a device for carrying out this method. : en pl
  • PL18795B1 - Running steam disinfection and disinfection method and an automatically closed canvas bag for this method. : en pl
  • CH164219A - Portable cinema projector with an incandescent lamp as a projection light source and a switch for switching the lamp current on and off. : de en
  • PL18879B1 - ki. 3? -Xyy. Iron concrete ceiling. : en pl
  • USD90779S - Design for a signaling device : en
  • DE585151C - Nickel-iron alloy spring, especially for thermocompensated oscillating systems : de en
  • US1928505A - Speed indicator with recording devices, especially for motor cars : en
  • SU32115A1 - Portable lift for locomotive air brake pump : en ru
  • US1927852A - Humidifying unit for cold storage compartments : en
  • US1928145A - Grinding machine : en
  • AT134740B - AC magnet with constant holding force. : de en
  • CH164304A - Gas turbine unit. : de en
  • CA336015A - Signalling system : en fr
  • DE584884C - Clothes rack : de en
  • ES1596Y - Easel for road signs. : en es
  • FR752522A - Retractable desk : en fr
  • GB398982A - Improvements in the manufacture and production of alcohols : en
  • GB399474A - Improvements in or relating to a method of and an apparatus for electrically weldingpipe, and the welded pipe produced thereby : en
  • CH164316A - Electric machine with essentially axial cooling air flow at entry and exit. : de en
  • AT134704B - Process for the production of image and sound recordings on a common medium in cine or small film format from normal-width sound image films. : de en
  • US1927938A - Aircraft training device : en
  • SU32067A1 - Method of making photoresistance : en ru
  • US1928133A - Wirebound box or crate : en
  • US1928537A - Low temperature carbonization oven : en
  • AU1077833A - Means forand process of permanently waving hair : en
  • FR752613A - Liquid fuel injection system in internal combustion engines : en fr
  • CA335896A - Spring detonator alarm : en fr
  • SU32429A1 - A device for the preparation of the mass in the production of building boards from wood wool, etc. Fibrous substances with cement Sorel or other substance : en ru
  • US1927900A - Facsimile transmitter : en
  • US1927961A - Process of preparing levo-1-phenyl-2-methylamino-propanol-1 : en
  • SU31909A1 - Vrubov machine : en ru
  • SU32129A1 - Hollow stone for masonry walls without mortar : en ru
  • SU32141A1 - Grinding machine for ring wood products : en ru
  • SU32313A1 - Stopper for refueling cars with liquid fuel : en ru
  • US1928122A - Flexible stuffing box assembly : en
  • US1928387A - Beam : en
  • SU32046A1 - The method of compounding the voltage in AC networks : en ru
  • US1927958A - Apparatus and method for removing fluids from wells : en
  • US1928408A - Shield for leads from micro-ray tubes : en
  • US1928440A - Machine for shaping wire drawing dies : en
  • US1928118A - Spiral pipe : en
  • PL18856B1 - The corset is the so-called corset or hip combination. : en pl
  • US1928045A - Manufacture of creped paper : en
  • DE585015C - Arrangement of the safety valve in injection pumps for internal combustion engines : de en
  • DE585168C - Three-part membrane for compressors in refrigeration machines : de en
  • ES1903U - Folding travel suitcase-table. (Machine-translation by Google Translate, not legally binding) : en es
  • GB398917A - Improvements relating to electro-dynamic propulsion : en
  • US1928231A - Shock absorber : en
  • US1928362A - Transplanter : en
  • FR752801A - Box magazine for automatic firearms : en fr
  • DE584799C - Automatic loading device for locomotive firing : de en
  • GB399066A - Underground cable for high and low tension : en
  • GB399186A - Improvements in heat exchange devices in which liquids are heated in the liquid phase : en
  • US1927916A - Emulsified alcohol product and method of making the same : en
  • US1928510A - Production of pure ammonia : en
  • CA335941A - Tire venting tube : en fr
  • SU32110A1 - Machine for peeling and removing the core of the fruit : en ru
  • PL18770B1 - Method of cotonization of lyre and leaf fibers. : en pl
  • DE585247C - Amplifier circuit : de en
  • US1928101A - Fitting garment : en
  • SU32106A1 - Machine for cutting the edges of glass sheets obtained by stretching : en ru
  • US1927978A - Winch brake : en
  • US1928594A - Ice cube carrier : en
  • CH164373A - Hygienic powder applicator. : de en
  • FR752610A - Full flow optical projector : en fr
  • FR752715A - Improvements to liquid fuel burners : en fr
  • GB398997A - Improvements relating to the studs or buttons of stocking suspenders or the like : en
  • CH164385A - Medium frequency amplifier. : de en
  • CH164173A - Process for finishing fabrics. : de en
  • CH164284A - Frame for piston engines. : de en
  • CA335962A - Liquid or gas delivering mechanism : en fr
  • US1928607A - Coking retort oven : en
  • CH164186A - Brushing machine for cleaning grain and the like. : de en
  • CH164361A - Palate plate for dentures made by drawing. : de en
  • SU31912A1 - Drill hole charging device : en ru
  • SU32161A1 - Projection drawing device : en ru
  • CH164213A - diary. : de en
  • AT134767B - Hand tool for bricking up large-format bricks. : de en
  • CA335878A - Trap set : en fr
  • SU32009A1 - Combination key for intercom telephony : en ru
  • SU32050A1 - Device to protect the electrical apparatus with oil filler from overload or damage : en ru
  • CH164299A - Fuel pump unit for internal combustion engines. : de en
  • CH164216A - Line machines on typewriters. : de en
  • CH164413A - Bike badge. : de en
  • US1928112A - Lens assembly : en
  • AT134743B - Capacitor winding. : de en
  • SU32340A1 - Device for painting surfaces through patterns : en ru
  • CH164282A - Tobacco pipe tamper. : de en
  • PL18868B3 - Device to delay the impact of fuses. : en pl
  • DE585241C - Double stroke shaft machine : de en
  • ES1475Y - Rocking chair and swing cradle appliance. : en es
  • SU32063A1 - Air Ionization Machine : en ru
  • US1927928A - Separation of vat dyestuff isomers of the naphthoylene diarylimidazole series and the product obtainable thereby : en
  • US1928392A - Recordation and reproduction of sound and the process thereof and apparatus therefor : en
  • DE584806C - Mobile ash box : de en
  • FR752638A - Means of protection for the walls of the combustion chambers of boilers : en fr
  • GB399178A - Improvements relating to sash windows : en
  • SU32031A1 - Three phase winding : en ru
  • SU32139A1 - Cutter head for making conic wood stoppers : en ru
  • SU32289A1 - Oven for smoked fish using trolleys rolled into the oven : en ru
  • US1928385A - Process and apparatus for surfacing sheet glass : en
  • CA335939A - Vulcanizing device : en fr
  • SU31991A1 - Apparatus for speeding up water recruitment by locomotives : en ru
  • CH164369A - Device for regulating the rinsing process in systems for subaqual colon irrigation. : de en
  • PL18762B1 - Cathode lamp. : en pl
  • US1928406A - Recovery of sulphur : en
  • US1928469A - Fastening strip : en
  • DE584819C - Collapsible display rack : de en
  • ES131615A1 - A system of automatic fire extinguisher. : en es
  • FR752681A - Method and device for the production of electric current and their applications : en fr
  • PL18756B1 - The method of sorting minerals and a device for performing this method. : en pl
  • US1928558A - Brake for automobiles : en
  • US1927925A - Photographic production : en
  • US1928318A - Lister cultivator : en
  • US1928516A - Centrifugal hammer : en
  • USD90760S - Design for a bottle : en
  • USD90768S - Design for a decorated disk : en
  • US1927899A - Graphic meter : en
  • GB398959A - Improvements in or relating to take-up movements for weaving looms : en
  • SU32318A1 - Instrument for removing the suprapure layer of tar from the bottle neck : en ru
  • US1928177A - Convertible seat for vehicles : en
  • US1927906A - Pole head for trackless trolleys : en
  • US1928590A - Loop-taker for sewing machines : en
  • AT134742B - Device for opening paper capsules in order to fill them with drugs. : de en
  • DE585137C - Pneumatic post receiving point with discharge drum : de en
  • GB399116A - Cigar and cigarette lighting devices : en
  • US1928313A - Furnace lining anchor : en
  • AT134752B - Process for the operation of electric fluorescent tubes with glow electrodes. : de en
  • US1927983A - Remotely controlled radioreceiver : en
  • PL18878B1 - A method for producing boxes and an apparatus for carrying out the method. : en pl
  • AU928032A - Improvements in and relating to the silk screen process of printing and apparatus therefor : en
  • SU31977A1 - Safety net for tramcars : en ru
  • SU32177A1 - Fluid dispenser : en ru
  • USD90771S - Design for a hand bag : en
  • SU31877A1 - Electric jackhammer : en ru
  • SU32202A1 - A device for taking medium samples of liquids from tanks, barrels and similar storage. : en ru
  • US1928279A - Pipe joint : en
  • CA335876A - Moulding method and apparatus : en fr
  • CH164208A - Process for generating electrolytic deposits of rhodium. : de en
  • CA335880A - Freezing apparatus : en fr
  • CA335965A - Telephone system : en fr
  • CA335980A - Drop side couch : en fr
  • AT134746B - Electromedical circuit bath. : de en
  • AT134753B - Toothbrush. : de en
  • US1928427A - Cinematographic projector : en
  • USD90767S - Design for a belt ob similar article : en
  • CA335918A - Anti-skid device : en fr
  • CH164263A - A material consisting of a copper alloy for bearing shells that are in direct contact with the steering knuckle in the axle bearings of rail vehicles. : de en
  • CH164419A - Device for accelerating the filling of the compressed air brake line and for preventing the same from being overloaded. : de en
  • USD90784S - Design for a bottle opener : en
  • AT134798B - Procedure and arrangement for interference compensation in telecommunication cables. : de en
  • CA335974A - Hot water accumulator : en fr
  • CH164281A - Container for the retail sale of spray paint, paint and filler. : de en
  • DE585175C - Casting machine, in particular for the production of collector plates : de en
  • SU32197A1 - Purka : en ru
  • CH164298A - Two-stroke internal combustion engine. : de en
  • US1927976A - Brake lining rack : en
  • US1927845A - Submarine cable : en
  • US1928114A - Antifriction bearing : en
  • GB399096A - Improvements in and relating to electric switches or circuit-breakers : en
  • SU32239A1 - Device for cutting tops for root-harvesting and similar machines : en ru
  • CA335945A - Bacon straightening device : en fr
  • ES131573A1 - A process for manufacturing a product for cleaning noble metals. : en es
  • SU32080A1 - Fish scale and fat crushing machine : en ru
  • SU31887A1 - Bakery Oven : en ru
  • SU32426A1 - Apparatus for separating light components from heavy components in mills : en ru
  • PL18857B1 - A method of drawing tailor blanks and an apparatus for performing this method. : en pl
  • SU32164A1 - Instrument for measuring milling cutters of different modules during their manufacture : en ru
  • US1928127A - Heating system for automobiles : en
  • US1928307A - Lister cultivator : en
  • GB399505A - Improvements in, or relating to, electrical coupling plugs : en
  • CH164238A - Wheel carriage with expandable carriage cheeks. : de en
  • DE584962C - Process for coloring bones and objects made of bones : de en
  • US1927918A - Method of cutting jacquard cards : en
  • US1928027A - Hand brake : en
  • SU32359A1 - Continuous machine for making asbestos-cement sheets : en ru
  • US1927980A - Device for supporting window shades : en
  • CA336030A - Moulding composition : en fr
  • CH164290A - Sealing cord with metal sheath. : de en
  • SU32119A1 - Lifting machine with friction drum : en ru
  • US1928473A - Art of forming protective beaches : en
  • SU32013A1 - Machine for twisting and unwinding of electrical stranded wires : en ru
  • US1928303A - Paving composition : en
  • US1928529A - Method of and apparatus for cutting grooves, recesses, and the like : en
  • PL18869B1 - Securing the pin connecting the links of the track track against falling out. : en pl
  • SU32043A1 - DC powering method of synchronized asynchronous motor rotor : en ru
  • US1928368A - Vehicle carried jack : en
  • DE584773C - Method and device for treating textile goods, in particular for milling, felting, pressing, stretching o. : de en
  • DE585230C - Track, especially for vehicles with swing axles : de en
  • ES131592A1 - Improvements in the manufacture of shirts with neck strap, and neck adaptable to them. : en es
  • PL18834B1 - Parachute tower. : en pl
  • PL18884B1 - Device for restraining dogs at the start. : en pl
  • SU32069A1 - Electric induction heating resistance : en ru
  • SU32181A1 - Platform scales : en ru
  • ES1474Y - Case for toilet paper and other applications. : en es
  • AU849732A - Improvements in and relating to apparatus for imparting multi coloured letters, figures or symbols to case ends, labels or the like : en
  • SU32206A1 - Device for the movement of the carriage of the adding machine : en ru
  • US1928009A - Hollow metal beam : en
  • AT134775B - Method and device for operating a continuous absorption refrigeration machine. : de en
  • DE585298C - Electromagnetically driven diaphragm pump : de en
  • CA335852A - Automobile frame : en fr
  • AT134730B - Electron discharge tubes. : de en
  • CH164449A - Rotor for reaction steam or gas turbines. : de en
  • CH164211A - Process for the production of non-bleeding and non-smearing carbonless ink films on carriers such as carbonless papers, carbonless forms and the like. : de en
  • SU31956A1 - Rail Attachment to Sleepers : en ru
  • CA335869A - Table game : en fr
  • CH164237A - Device on firearms for producing a liquid jacket in front of the muzzle, which device is arranged in the vicinity of the muzzle of the weapon. : de en
  • SU32021A1 - Device for automatic control of switching on and off at varying loads of a series of parallel operating transformers : en ru
  • SU32089A1 - Rotary Decorticator : en ru
  • US1927833A - Ventilator : en
  • US1927839A - Cleaning medium for animal and vegetable textile fibers or textile materials : en
  • US1928274A - Method of manufacturing roofing : en
  • PL18806B1 - Films with microscopic cylindrical lenses for photographers and color or cinematography. : en pl
  • SU31921A1 - The method of obtaining black and aniline dyes on fabric : en ru
  • US1927874A - Belly inspection device : en
  • US1928225A - Method of fractionation : en
  • US1928399A - Process for treating water solutions : en
  • SU32071A1 - Device for hydraulic moving and pressing electrodes of resistance electric welding machines : en ru
  • SU32295A1 - The device registering the work of paper machine and scooter : en ru
  • DE585079C - Switching contact for electric flashlights with a rotating ring on the housing : de en
  • FR752611A - Central heating boiler-radiator : en fr
  • FR752628A - Improvements in the manufacture of thin papers and resulting products : en fr
  • CA335893A - Window : en fr
  • CH164135A - Anti-slip underlay for carpets, rugs and templates. : de en
  • CH164157A - Device for brushing glasses. : de en
  • CH164396A - Fittings for draft animals and others. : en fr
  • SU32040A1 - Device for without rheostat control by traction motors : en ru
  • SU32214A1 - A device for selling and controlling tickets : en ru
  • US1927819A - Alloying : en
  • US1928163A - Process and apparatus for treating sewage and industrial waste : en
  • US1927915A - Tie for channel bars : en
  • US1927913A - Device for covering manually controllable parts of motor vehicles : en
  • US1928205A - Detonator and composition for the same : en
  • US1928191A - Friction locking device : en
  • SU32379A1 - Floating device for rafting logs : en ru
  • US1928251A - Gasket : en
  • US1928266A - Process for the production of ammonium sulphate : en
  • US1928400A - Process of water purification : en
  • SU32073A1 - Butt Welding Method : en ru
  • US1928036A - Feeder for abrasives : en
  • US1928188A - Electrical conductor cable : en
  • US1928018A - Two-stroke internal combustion engine : en
  • US1928040A - Dual alarm mechanism : en
  • US1928241A - Process of conditioning oil bearing materials : en
  • CH164307A - Steam generator system with high pressure combustion. : de en
  • AU945032A - Improvements in or relating tothe recording andthe reproducing X, of vibrations : en
  • US1928224A - Cigar lighter : en
  • SU32003A1 - Fixture for the automatic set of travel signals : en ru
  • US1928502A - Sewing machine guard : en
  • AT134755B - Bayonet socket for electric light bulbs and similar closed glass vessels and equipment for its manufacture. : de en
  • CH164098A - Cattle coupling device in stables. : de en
  • SU31886A1 - Device for signaling overheating of bearings : en ru
  • US1928213A - Lifting sling : en
  • CA335913A - Elevator speed control : en fr
  • US1928063A - Holder for headed tools : en
  • CH164246A - Device based on induction effect to display the amount of heat transferred by flowing media. : de en
  • CH164423A - Iron scaffolding. : de en
  • CA335866A - Liquid compass : en fr
  • DE585271C - Blow molding machine : de en
  • DE585162C - Process for the isolation of eucalyptol from mixtures : de en
  • DE584891C - Process for the production of objects made of soft or hard rubber with closed cells : de en
  • GB399052A - Improvements in and relating to drop hammers : en
  • DE584984C - Suspension chain consisting of chain insulators of the cap type : de en
  • DE585027C - Name tag : de en
  • DE585275C - Device for cutting sheets or webs made of paper, cardboard, tissue, celluloid or the like. : de en
  • FR752772A - Zippered hangers for coat racks : en fr
  • AT134768B - Pencil sharpener. : de en
  • DE584821C - Device for longitudinal and transverse cutting of paper webs, in particular photographic copy papers : de en
  • FR752583A - Electric heater : en fr
  • DE585167C - Process for the production of gravure inks : de en
  • DE585208C - Cabinet measuring device for saws : de en
  • ES131616A1 - Improvements in connections to regulate the reinforcement of an amplifier valve. : en es
  • CH164405A - Device for automatic readjustment of the brake linkage when the brake elements are worn, in particular for motor vehicles. : de en
  • CH164162A - Carding machine. : en fr
  • SU32287A1 - Separator : en ru
  • SU32361A1 - Machine for glazing plates and other ceramic products : en ru
  • AT134781B - Arrangement on blocking chains for harmonics connected in power circuits, especially in direct current circuits. : de en
  • AU1201533A - Device for shelling peas : en
  • ES131612A1 - Procedure for the manufacture of rubber footwear. : en es
  • FR752530A - Improvements to vane compressors : en fr
  • FR752567A - Measuring instrument for flying devices : en fr
  • FR752677A - Blower ventilation device usable in particular in vehicles : en fr
  • CH164445A - Process for the distillation of carbonaceous materials, in particular sulphurous lignites. : en fr
  • US1927998A - Tenter clip : en
  • US1928282A - Dehydrating oils : en
  • FR752726A - Improvements in the manufacture of artificial filaments, threads, ribbons, etc. : en fr
  • FR752827A - Improvements to aerial propellers : en fr
  • AT134751B - Process for extracting air components with a higher boiling point than oxygen : de en
  • AT134758B - Electric cathode glow lamp. : de en
  • CH164319A - Flexible high-current connector for electrical machines. : de en
  • DE585189C - Plate heat exchanger : de en
  • DE584972C - Multiplier with gelatin ribbon : de en
  • SU32371A1 - Bubble Desiccators : en ru
  • US1928452A - Controller for vacuum operated directional signals : en
  • CH164297A - Low pressure blade of steam turbines. : de en
  • DE584939C - Tube dryer : de en
  • DE584565C - Device to prevent headlights from glaring when vehicles meet : de en
  • PL18745B1 - A device for taking the influence of air temperature into account for sound direction determination instruments. : en pl
  • CA335933A - Buffer : en fr
  • CH164457A - Optical device used in particular for signaling. : en fr
  • PL18739B1 - Layout of connections at telephone stations. : en pl
  • SU31989A1 - Diaphragm air distributor for automatic single-wire air brakes : en ru
  • SU32262A1 - Device for transporting fish from seine to storage shed : en ru
  • US1928603A - Dispenser : en
  • USD90780S - Design for a bracelet : en
  • CH164244A - Image holding chamber for image measuring devices. : de en
  • SU32126A1 - Winch handles, etc. : en ru
  • SU32175A1 - Gravimetric relief instrument : en ru
  • FR752570A - Injection pump for internal combustion engine : en fr
  • GB399082A - Improvements in draft regulating means for stoves and the like : en
  • CH164314A - Transformer for regulating the power in three-phase networks. : de en
  • US1928104A - Expander for metal container covers : en
  • CA335875A - Animal snaring device : en fr
  • DE584808C - Aid for optical length measurements : de en
  • SU31890A1 - Pneumatic device to remove metal from the furnaces in open-hearth furnaces : en ru
  • SU32261A1 - Device for transporting fish by water : en ru
  • SU31981A1 - Automatic coupler : en ru
  • US1928283A - Straight knitting machine : en
  • CH164355A - Electric lamps, in particular ceiling lamps. : de en
  • ES131598A1 - An apparatus for coloring the clichés on the machines to ring on the skin of the oranges. : en es
  • FR752710A - Portable ignition controller : en fr
  • DE584913C - Gas turbine impeller with gas guidance in channels : de en
  • GB398993A - Improvements in or relating to variable pitch airscrews : en
  • DE585038C - Painting lock with ring-shaped housing and bolt shape and a plurality of locking cams distributed over the length of the bolt : de en
  • SU32012A1 - Nickel-Nichrome thermocouple : en ru
  • SU32097A1 - Medical Bank : en ru
  • SU32132A1 - A device for shrinking saws with partings by a whole set : en ru
  • US1928446A - Water tube steam generator : en
  • GB398911A - Improvements in or relating to film magazines for use in motion picture apparatus : en
  • DE585177C - Use of bands made of magnetic material for magnetizable cores, especially of load coils, transmitters and the like. like : de en
  • ES131621A1 - A process for manufacturing pipes for the transfer of gasoline, benzene, benzine, oils and similar liquids. : en es
  • US1928222A - Ignition apparatus : en
  • US1928420A - Electrical switchboard structure : en
  • FR752750A - Ring jet carburetor : en fr
  • FR752804A - Eccentric tightening device to ensure the tightness of the closure of covers specially applicable to the closure of portholes of ships : en fr
  • SU31873A1 - The method of sealing the ends of the conductors in electric graphite brushes : en ru
  • SU32194A1 - An instrument for determining rock strength or coal in the face : en ru
  • US1927953A - Protective means for banks : en
  • US1928109A - Tractor : en
  • FR752813A - New fixing device : en fr
  • SU31965A1 - Tooth tool for splitting ice on pavements and pavements : en ru
  • SU32081A1 - Rotating polygonal grate for gas generators : en ru
  • SU32312A1 - A device for automatically controlling the movement of passengers in trams, buses, etc. : en ru
  • CH164144A - Table. : de en
  • CH164201A - Process for the preparation of an o-oxyazo dye. : de en
  • ES131649A3 - A process for the manufacture of a sealing composition for perforations caused by punctures in the air chambers. : en es
  • GB398947A - The manufacture of arylisothiazolones : en
  • CA335987A - Cushioning mechanism : en fr
  • FR752545A - Vane without outer ring for rotary machines running in liquids : en fr
  • ES131607A1 - Improvements in the procedures for manufacturing cast iron rings. : en es
  • GB399004A - Improvements in and relating to amplifiers and wireless transmitting circuits : en
  • GB399117A - Improvements in and relating to apparatus for removing superfluous hair from the human body : en
  • GB399142A - Improvements in supporting frames for use in driving galleries or tunnels : en
  • FR752769A - Brake linings improvements : en fr
  • GB399110A - Process and apparatus for the preparation, with or without pressure, of hydrogen : en
  • GB398926A - Improvements relating to electric motor control : en
  • FR752790A - Slip-on closure for soccer balls : en fr
  • ES131508A1 - A new system of pantoscopio adaptable in addition to other scientific aims. : en es
  • CH164393A - Advertisement showcase. : de en
  • GB399010A - Improvements in and relating to the manufacture of hosiery : en
  • GB399787A - Improvements in and relating to systems for producing light of a periodically varying intensity : en
  • SU31902A1 - Reducer in a turbine engine lowered into the well for drilling : en ru
  • FR752697A - : fr
  • CA335900A - Medicinal oil solution : en fr
  • US1928123A - Silicate gel manufacture : en
  • DE584957C - Labeling device for lying bottles with clip lock : de en
  • DE585060C - Lathe for non-circular turning with a radially movable tool holder controlled by a gauge : de en
  • SU31992A1 - Railway water dispenser column : en ru
  • SU32136A1 - Saw dosing machine : en ru
  • US1928016A - Apparatus for automatically supplying batch to glass tanks : en
  • US1928490A - Elevating truck : en
  • GB399470A - Improvements in the method of and apparatus for making plywood : en
  • SU31866A1 - T-shaped spring dynamometer : en ru
  • SU32319A1 - Crane to tanks and similar tanks for draining thick liquids with a device for heating : en ru
  • DE584870C - Electric motor with two speed ranges : de en
  • DE585120C - Wheel hubs of vehicles or the like combined from ball and roller bearings. : de en
  • FR752785A - Sound recording device on films : en fr
  • PL18754B1 - : en pl
  • DK47805C - Fuel Injector for Combustion Machines. : da en
  • SU32399A1 - Product roller for weaving machines : en ru
  • SU31879A1 - Device for automatic non-reverse supply of electrode wire for electric welding machines : en ru
  • US1927924A - Tool spindle fixture : en
  • DE585048C - Weft coil replacement device : de en
  • GB398888A - Improvements in or relating to the manufacture of trisodium phosphate : en
  • FR752818A - Control and automatic trigger mechanism for time device : en fr
  • GB398949A - Improvements in and connected with rotary offset printing-presses : en
  • ES131597A1 - A circular machine for manufacturing tubular shaped fabrics. : en es
  • FR752836A - Improvements in tubular processes and apparatus for exchanging heat between fluids : en fr
  • US1928132A - Process for purifying liquids : en
  • US1928337A - Record folder : en
  • FR752639A - New electric stoves that can operate with storage : en fr
  • GB399177A - Improvements in or relating to the manufacture of alloys containing copper and zinc : en
  • DE585014C - Injection pump for internal combustion engines with pre-injection : de en
  • ES1902U - Container to transport eggs. (Machine-translation by Google Translate, not legally binding) : en es
  • SU32325A1 - Knife for removing skins from dead animals : en ru
  • SU32372A1 - Apparatus for pouring melted lard and other liquids into cans : en ru
  • DE584923C - Motor vehicle with extendable frame rails : de en
  • SU32317A1 - Lidding machine for glass tin cans : en ru
  • ES1792U - Cleaner for shoehorn (Machine-translation by Google Translate, not legally binding) : en es
  • DE584941C - Pendulum guide : de en
  • FR752602A - Use of arsenic sulphides or of all arseniosulphides and arsenides reduced to powder and becoming toxic under the action of atmospheric agents : en fr
  • GB398946A - Improvements in or relating to yarn-changing means for circular knitting machines : en
  • CH164205A - Process for the production of tanned, dyed leather. : de en
  • FR752525A - Protective device against restarting and overloading, for transformation plants with gas or vapor discharge tubes controlled by grid : en fr
  • SU32398A1 - Adaptation to the Nortron system weaving machine for guiding empty spools and boxes : en ru
  • SU32137A1 - Drilling machine : en ru
  • SU32154A1 - Device for making cellulose coils and other similar plastics : en ru
  • SU32401A1 - Instrument for determining the utaki base and weft tissue : en ru
  • CA336005A - Antenna transmission line : en fr
  • CH164406A - Self-energizing wheel brake for motor vehicles. : de en
  • DK47809C - Winding roller and forming mechanism for cigar machines. : da en
  • ES131587A1 - An electromagnet amplifier of time signals, aided by the sonería of a clockwork system, to replace bell clocks, in which by means of an electrical switch applied to the hammers of said sonería, it can trigger an elect : en es
  • GB399532A - Improvements in or relating to welding apparatus : en
  • GB399488A - Improvements in fuel vaporizers for internal combustion engines : en
  • FR752612A - Instrument for measuring, drawing or other uses : en fr
  • GB399075A - Improvements in and relating to collapsible tables : en
  • DE585116C - Steering device for individually steerable steering wheels of vehicles, especially motor vehicles : de en
  • DE564784C - Process for the production of ammonium rhodanide or thiourea : de en
  • DE585173C - Device for displaying the mutual distance between aircraft : de en
  • GB399227A - Improvements in, or relating to, electrical coupling plugs : en
  • USPP76P - Single chrysanthemum : en
  • US1928338A - Spotlight signal : en
  • SU31876A1 - A device for signaling the breakthrough of the pipeline : en ru
  • US1928343A - Variable voltage transformer : en
  • CH164402A - Device for transporting long timber, profile iron and the like. : de en
  • ES246Y - Garter for men. : en es
  • IE13085L - Electrical communication. : en
  • CH164188A - Sand and water cleaning machine for kegs, demijohns, etc. : de en
  • SU31857A1 - Embossing Device : en ru
  • SU32264A1 - Sliding pulley : en ru
  • DE584888C - Building with prefabricated panels held together by tensioning screws : de en
  • FR752641A - Raw rubber packaging : en fr
  • SU32042A1 - Flashing Light Device : en ru
  • GB399526A - Improvements in or relating to the conversion of methane into other hydrocarbons : en
  • DE585148C - Modification of the three-pack for three-color photography : de en
  • US1928407A - Luminous sign : en
  • US1928600A - Recuperator : en
  • SU31949A1 - The method of preparation of the mixed fertilizer : en ru
  • SU31980A1 - Automatic coupler for railway rolling stock : en ru
  • SU32159A1 - Method of fixing pieces of hard alloys on tools : en ru
  • FR752620A - Preparation of a synthetic resin : en fr
  • SU31898A1 - Furmenna valve to the cupola : en ru
  • US1928094A - Vehicle heater : en
  • US1928326A - Aeroplane with four axially arranged engines : en
  • US1928448A - Lubricating device : en
  • CH164349A - Lamp holder plate inserted into a socket neck, in particular on concave mirrors of electric headlights on vehicles. : de en
  • DE584851C - Wire mesh belt for funding purposes : de en
  • DE584981C - Dry cell : de en
  • DE584993C - Device for arc extinguishing in liquid switches : de en
  • GB399002A - A new or improved anti-splash device for use on taps : en
  • GB399803A - Improvements in the formation of soap-sticks and cases or receptacles for same for the use of shavers : en
  • GB399088A - Improvements in or relating to automatic gramophones : en
  • GB399026A - Improvements in or relating to containers for tobacco ash and other small refuse : en
  • GB399093A - Improvements in carburettors for internal combustion engines : en
  • SU31941A1 - Pipe Valve : en ru
  • DE585099C - Roller basket : de en
  • FR752533A - Ashtray device for stoves and fireplaces : en fr
  • FR752686A - Automatic winding device for preparatory machines in spinning with automatic lifting pressure heads : en fr
  • FR752734A - Improvements in processes and apparatus for the use of the energy available in the expansion of a hot liquid under pressure : en fr
  • CA335988A - Cushioning mechanism : en fr
  • FR752656A - Fire extinguisher : en fr
  • GB398972A - Improvements in typewriter cases : en
  • PL18877B3 - The method of obtaining hydrogen peroxide. : en pl
  • DE584893C - Measuring wheel for length measurements : de en
  • US1928519A - Airplane maneuvering apparatus : en
  • DE585200C - Powder compact : de en
  • SU32100A1 - The device for casting steel from open-hearth furnaces : en ru
  • CA335898A - Combustible gas heating apparatus : en fr
  • FR752674A - Process for making pure lead salts from impure lead sulphate : en fr
  • SU32144A1 - Device for gluing and drying presses for mechanical loading and unloading of plywood : en ru
  • US1928185A - Fruit sorting apparatus : en
  • US1928310A - Friction reduction or vernier drive mechanism : en
  • ES939Y - Rubber rod for assembling corsets, girdles and similar garments. : en es
  • FR752584A - Adjustable shunts : en fr
  • GB398968A - Improvements in or relating to a method of and vacuumizing apparatus for sealing cans or like containers in a vacuum : en
  • CH164267A - Combined drill head. : de en
  • DE585114C - Catching and delivery device for mail bales that can be exchanged from aircraft during the flight : de en
  • GB399184A - Improvements in and relating to record-changing apparatus for gramophones or like talking machines : en
  • FR752815A - Improvements to suspended track runways made up of common rolled profiles : en fr
  • DE585045C - Unrest for clock and engines : de en
  • US1928084A - Clutch : en
  • US1928367A - Fishhook device : en
  • DE584926C - Cushioning, especially for motor vehicles : de en
  • SU31919A1 - Shearing machine for fabric : en ru
  • GB398961A - Improvements in or relating to illuminated display signs : en
  • GB399103A - Improvements in and relating to crank shafts particularly for internal combustion engines : en
  • GB399498A - Improvements in and relating to electric discharge devices : en
  • US1927929A - Plastic of high sulphur content and process of making the same : en
  • US1928462A - Knife sharpening device : en
  • SU32298A1 - A device for pulling movies with sound recordings : en ru
  • GB399048A - Improvements in or relating to aeroplanes having surfaces variable during flight : en
  • CA335856A - Flooring : en fr
  • CH164416A - Funicular with running counterweight. : de en
  • FR752792A - Hydraulic transmission with pivoting cylinders : en fr
  • CH164127A - Liquid fuel heating installation. : en fr
  • US1927853A - Method of treating lubricating distillates : en
  • DE585024C - Regulating device for thermostats : de en
  • DE585146C - Device for bleaching pulp or the like. : de en
  • DE585218C - Savings calendar : de en
  • GB399029A - Improved means for rendering hand signals visible : en
  • FR752536A - Drip-proof container and its manufacturing process : en fr
  • FR752814A - Support system for vertical filing files : en fr
  • FR752789A - Artificial incubator : en fr
  • DE585019C - Fuel atomizers for internal combustion engines : de en
  • DE585110C - Device for ensuring the maneuverability of seaplanes : de en
  • ES131150A1 - A PROCEDURE FOR THE TREATMENT OF SKIN : en es
  • FR752666A - Process for manufacturing high-grade alcohol or absolute alcohol : en fr
  • GB399037A - Improvements in and relating to electrolytic cells : en
  • PL18792B1 - A cannon for shooting at air targets. : en pl
  • ES131606A3 - Improvements in the procedures for making roads or other similar concrete constructions. : en es
  • ES131614A3 - A flour mill for feed. : en es
  • CH164221A - Distance meter for photographic purposes, which is firmly connected to a recording camera and whose rotatable mirror is coupled to the device for focusing the lens. : de en
  • PL18778B1 - A device for making corrections to the listening and positioning instruments. : en pl
  • AT134712B - Traffic light column. : de en
  • GB399068A - Improvements in or relating to thermionic amplifying arrangements suitable for use in radio receivers : en
  • GB398862A - Improvements in cartons or containers of paper and the like : en
  • DE585049C - Weft coil replacement device : de en
  • FR752561A - Improvement in valves : en fr
  • GB399019A - Improvements in or relating to tally roll and like mechanisms for calculating machines, typewriters and the like machines : en
  • GB398913A - Improvements in or relating to holders for umbrellas when not in use : en
  • FR752531A - Cable seal : en fr
  • FR752718A - : fr
  • GB398897A - Arrangement for controlling switching operations in telephone plants by means of alternating current impulses : en
  • GB398942A - Improvements in fusible electric cutouts : en
  • US1928041A - Pocket ash receptacle and extinguishing device : en
  • GB399533A - Improvements in or relating to the colouration of cellulose ester textiles : en
  • FR752698A - Improvements to the process for transforming the tread of a tire or a tire with a view to eliminating skidding and products obtained : en fr
  • DE585085C - Luffing crane : de en
  • DE585297C - Auxiliary air draft regulator for steam boiler systems which responds to pressure fluctuations in the flue gas duct and which is set automatically according to the load on the system : de en
  • DE584801C - Method and device for the production of artificial fibers : de en
  • GB398941A - Improvements in fastenings for doors, windows or the like : en
  • SU32142A1 - Hand chisel : en ru
  • USD90756S - Design for a dressmaker kit : en
  • US1928066A - Roughing wheel : en
  • AT134706B - Method and device for the production of sound films using the amplitude recording method with separate volume and frequency recording. : de en
  • AT134717B - Device for blocking and releasing the possibility of using typewriters, which can be set at any time. : de en
  • CA336012A - Hardness tester : en fr
  • US1928380A - Concrete mixer : en
  • FR752683A - Method and device for sizing silks : en fr
  • GB398887A - Improved process of dyeing : en
  • GB399039A - Improvements in or relating to two-stroke internal combustion engines : en
  • FR752794A - Lower fuel burning device : en fr
  • PL18763B1 - A method for the low temperature distillation of solid fuel and an apparatus for carrying out the method. : en pl
  • FR752667A - Shoe heel : en fr
  • GB399085A - Improvements in or relating to oscillation generators : en
  • CH164192A - Apparatus for filtering fluids. : en fr
  • GB399150A - Improvements in fuels for diesel engines : en
  • CH164455A - Process for the preparation of a complex, therapeutically valuable, organic heavy metal compound. : de en
  • ES131611A1 - PROCEDURE FOR OBTAINING COLORED CELLULOSIC MATERIAL : en es
  • AU919332A - Improvements relating tothe construction of concrete floors : en
  • US1928430A - Fluid braking mechanism : en
  • SU32114A1 - Tractor attachment for handling the crane : en ru
  • SU32201A1 - Peat sampler : en ru
  • SU31971A1 - Adaptation to a freight car for its mechanical unloading by the method of double frontal tipping : en ru
  • US1928580A - Apparatus for cooling : en
  • SU32251A1 - Straw Attachable to Combine : en ru
  • FR752671A - Hydraulic cement : en fr
  • DE584813C - Thermal protection for bearings : de en
  • CH164249A - Electromagnetic switchover device for multiple tariff meters, excited for a short time. : de en
  • SU32191A1 - Device for measuring the temperature of a cutting tool blade during metal processing : en ru
  • US1928595A - Coke oven battery : en
  • IE12613L - Oscillation generators : en
  • SU31888A1 - Babbitt Melting Furnace : en ru
  • SU32339A1 - Fire Alarm Device : en ru
  • US1927919A - Propeller : en
  • US1928067A - Method of embossing sugary substances : en
  • DE585016C - Hydraulic safety device to prevent runaway internal combustion engines : de en
  • SU32189A1 - Microscope table : en ru
  • SU32271A1 - Device for lubricating axles of conveyor rollers : en ru
  • SU31881A1 - Device for selective actuation of a relay : en ru
  • DE585034C - Subdivision or wrapping of organic substances to prevent the spread of braids through metallic walls : de en
  • FR752760A - Improvements to windows with metal leaves : en fr
  • US1928254A - Apparatus for annealing continuous sheets of glass : en
  • DE584874C - Atomizer burner for liquid fuels with a separation chamber for the fuel-air mixture upstream of the burner nozzle : de en
  • DE584912C - Spark plug : de en
  • DE584837C - Pull handle for the release chain of waste flushing devices : de en
  • SU32011A1 - A method of manufacturing electric lead batteries : en ru
  • SU32083A1 - Krugla in zalna machine : en ru
  • GB398979A - Improvements in buttonhole sewing machines : en
  • GB399024A - Improvements in or relating to the construction of floors, walls, panelling and the like : en
  • DE585005C - Fluid meter with divided measuring drum that is rotated by the weight of the fluid : de en
  • US1928136A - Tractor : en
  • USRE18958E - Process fob separating acidic gases : en
  • DE584794C - Electric light tubes with glow electrodes and double walls : de en
  • FR752841A - Station for charging siphons for soft drinks : en fr
  • SU32134A1 - Matnikova circular saw : en ru
  • DE554120C - Connection device for filling pressurized media, consisting of two closures that open when plugged together and close when separated : de en
  • ES1597Y - Clothespin. : en es
  • CA335863A - Electrical fuse manufacture : en fr
  • CH164227A - Device for temporarily moistening fingers and small objects. : de en
  • CH164346A - Mercury vapor rectifier with multi-tier grids. : de en
  • SU32102A1 - Cane : en ru
  • US1927855A - High pressure valve or cock : en
  • SU32170A1 - Signaling device to the tanks : en ru
  • PL18777B1 - A device for determining the position of airplanes. : en pl
  • SU31904A1 - Switchgear to the side grouser : en ru
  • SU32423A1 - Snar d for fishing : en ru
  • AT134732B - Instrument sterilizer. : de en
  • CH164207A - Process for the preparation of chlorinated rubber. : de en
  • DE584685C - Device for controlling the temperature of refrigerators : de en
  • SU32363A1 - The method of accelerating the hardening of lime-sand solutions and giving them some hydraulics : en ru
  • US1928142A - Electric resistance unit : en
  • US1928304A - Wire-stitching or stapling machine : en
  • SU31997A1 - Device for switching on electrically centralized switch : en ru
  • US1927945A - Corrosion-resistant age-hardenable aluminum composite metal : en
  • US1928265A - Desk lock : en
  • CA336007A - Sound recording system : en fr
  • US1927857A - Calculating machine : en
  • US1928401A - Direct current excitation of synchronous motors : en
  • US1928494A - Apparatus for the conversion of hydrocarbon oils : en
  • DE584904C - Clasp jewelry : de en
  • DE585112C - Control unit for hydraulic brake systems in aircraft : de en
  • US1928011A - Hand brake : en
  • US1928110A - Brush : en
  • SU32007A1 - A device for receiving vision : en ru
  • US1928229A - Process of curing ripe olives : en
  • SU32038A1 - Short circuit protection device for generators : en ru
  • SU32237A1 - Adaptation to the root planter : en ru
  • US1928568A - Method for forming wadding and bats, and product : en
  • SU32232A1 - Adaptation to the potato planter for the automatic filling of gaps in the work of the ejection apparatus : en ru
  • SU32334A1 - Combined tablet for adjustments when shooting from a 3-inch field gun : en ru
  • US1928492A - Synthetic resin : en
  • US1928190A - Conveyer of the belt type : en
  • US1928208A - Safety detonator : en
  • US1928555A - Electric circuit closing device : en
  • AT134788B - DC arc welding generator. : de en
  • AU1071632A - Improvements in mowing machines : en
  • SU31926A1 - Peat cutting device : en ru
  • US1927927A - Adhesive and process of making same : en
  • US1928156A - Automatic stop for punch presses and the like : en
  • US1928317A - Airplane : en
  • SU31923A1 - Apparatus for heating gas by direct mixing with combustion products : en ru
  • SU32400A1 - Adaptation for automatic regulation of the basis of the weaving machine : en ru
  • US1928415A - Fuel treating apparatus : en
  • US1928569A - Antisiphoning device : en
  • ES131152A1 - Improvements in crystallization. : en es
  • GB399132A - Improvements in and relating to the manufacture of metal drums, tanks and like vessels : en
  • SU32394A1 - Copra : en ru
  • SU32292A1 - Pipe making device : en ru
  • US1928509A - Gas purification process : en
  • US1928548A - Curtain operating mechanism : en
  • CH164395A - Device for attaching letters, signs and figures to walls. : de en
  • PL18779B1 - A parallax correction device. : en pl
  • CH164415A - Bicycle freewheel hub with coaster brake. : de en
  • ES131376A1 - A perfection in the engines of explosion. : en es
  • SU32039A1 - Alternator : en ru
  • US1927820A - Apparatus for making variegated strip shingles : en
  • PL18875B1 - A method of producing inscriptions or signs on photosensitive surfaces. : en pl
  • SU32234A1 - Beetroot Planting Machine : en ru
  • SU32345A1 - Adaptation to the exhaust devices for the direction of the straps : en ru
  • US1928090A - Boiler cleaner : en
  • CH164289A - Elastic shaft coupling. : de en
  • CH164422A - Building board for furniture, walls, doors and the like. : de en
  • US1928055A - Gagger : en
  • US1928108A - Motor and motor control : en
  • GB398914A - Improvements in grinding mills : en
  • US1928341A - Centrifugal machine : en
  • US1928411A - Cylinder construction for reciprocating engines : en
  • US1928480A - Culvert : en
  • CA335850A - Ink bottle : en fr
  • CH164389A - Device on bells to catch the clapper. : de en
  • US1927861A - Mechanical toy : en
  • USD90790S - Design fob a thermometer : en
  • US1927856A - Calculating machine : en
  • US1928218A - Lifting type of valve tool : en
  • DE584965C - Process for converting terpenes : de en
  • ES131593A1 - Improvements in cats with progressive effect. : en es
  • GB398987A - Improvements relating to re-sealing traps : en
  • SU32269A1 - Connector chain : en ru
  • SU32391A1 - Hollow auger for grouting soil : en ru
  • SU32430A1 - Mobile unloading or dredging machine : en ru
  • US1928010A - Water tube steam generator : en
  • US1928418A - Aquatic device : en
  • BE398339A - : en
  • CA335975A - Hot water accumulating system : en fr
  • CH164254A - Roskopf system timepiece movement, with inner barrel, for extended running. : en fr
  • CH164371A - Device for creating permanent waves. : de en
  • DE584730C - Device for determining the points necessary for a perspective representation : de en
  • US1928248A - Subordinate control device acting by reaction for use in servomotors : en
  • US1928572A - game-apparatus : en
  • CA335948A - Oil gas generator : en fr
  • CH164440A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • SU32335A1 - Single folding tracked tank : en ru
  • CH164443A - Process for the preparation of a nitrogenous anthraquinone derivative. : de en
  • PL18786B1 - Device for making grain dough. : en pl
  • SU32077A1 - Monitoring device for electric welding : en ru
  • SU32258A1 - Method of making artificial wax : en ru
  • USD90751S - Design foe a theater : en
  • SU32415A1 - Brush Holder for Electric Machines : en ru
  • CH164375A - Device for generating foam by mechanical means. : de en
  • AT134725B - Shirt collar and cuffs. : de en
  • CA336002A - Electron discharge device : en fr
  • SU31998A1 - Device for electrical central control of arrows and signals : en ru
  • SU32405A1 - Tool for removing the lower crankshaft bearings : en ru
  • US1928233A - Pad clamp for duplicating machines : en
  • US1928237A - Pick-up : en
  • US1928363A - Safety razor : en
  • SU32353A1 - Adaptation to the spinning machine for adjusting the angle of circumference of the front cylinder : en ru
  • US1928023A - Glass rolling apparatus : en
  • US1928296A - Pendulum clock : en
  • CA335954A - Dipper tooth : en fr
  • CH164320A - System for the transmission of energy from three-phase to three-phase current with intermediate generation of direct current with the help of controlled rectifiers. : de en
  • DE584793C - Closed metal vapor lamp with a rotatable lamp housing and a noble gas source surrounding the discharge arc when in operation : de en
  • CA335942A - Vulcanizing press : en fr
  • CH164300A - Ignition cable connection device. : de en
  • CH164378A - Circuit arrangement for telegraph exchanges with relay transmission circuits. : de en
  • PL18882B1 - Lamp holder for handheld electric flashlights. : en pl
  • US1928369A - Sectionable truck : en
  • AT134720B - Cashiers for dispensing liquids, in particular lighter fuel. : de en
  • DE584909C - Garden sprayer equipped for spraying dung fluids : de en
  • DE585214C - Lensmeter for eyeglass lenses : de en
  • CA335952A - Malleable iron casting : en fr
  • CH164381A - Method and device for the transmission and automatic registration of characters in automatic telephone systems. : de en
  • US1928375A - Cooling system for passenger vehicles : en
  • US1928605A - Electrical outlet fitting : en
  • DE584805C - Self-gripper with a large number of star-shaped gripper arms : de en
  • US1927836A - Rotary jar : en
  • CH164448A - Equipment for batch loading. : de en
  • ES130906A1 - A method to convert liquid substances into granular form. : en es
  • FR752547A - Casing for liquid oxygen cartridges and cartridges including application : en fr
  • PL18776B1 - A method of producing a fertilizer suitable for sowing and which decomposes slowly in the soil. : en pl
  • SU32135A1 - A device for the initial installation of sprat, developed on the riveting of a cylindrical saw : en ru
  • SU32306A1 - Device for controlling the use of photocells by air torpedo : en ru
  • PL18833B1 - Series DC motor with separate characteristics. : en pl
  • SU32049A1 - Electric transformer : en ru
  • SU32087A1 - Device for maintaining atmospheric pressure in rotating closed vessels with liquid : en ru
  • SU32389A1 - Shutter device for driftwood with driftwood : en ru
  • CH164172A - Gripper for textiles soaked in hot, caustic or other liquids. : de en
  • DE585299C - Pump with two interlocking screws for pumping gases or liquids : de en
  • CH164442A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • SU32216A1 - Ticket hole : en ru
  • US1928538A - Multifocal lens : en
  • US1927884A - Photographic camera : en
  • US1928240A - Process for producing simultaneously ethylene glycol and acetaldehyde : en
  • US1928345A - Radio testing voltmeter switch : en
  • US1928435A - Shingle-like slab forming process and apparatus : en
  • SU32112A1 - Safety device for lifts : en ru
  • US1928161A - Printing plate clamp : en
  • SU32245A1 - Rake : en ru
  • SU32285A1 - Insert into the tube at the place filled with sand, in order to bend it : en ru
  • US1928115A - Spare wheel carrier : en
  • PL18826B1 - A portable device for inducing the circulation and heating of tanning liquids in tanning tanks. : en pl
  • US1928181A - Method of making photographic prints : en
  • US1928193A - Pressure responsive switch : en
  • PL18746B1 - Manufacturing method of sliding latches. : en pl
  • CH164310A - Fridge. : de en
  • PL18889B1 - Method for producing alcohols from olefins. : en pl
  • CH164317A - Housings for electrical machines. : de en
  • GB399502A - Improvements in or relating to heat insulation : en
  • AT134709B - Multi-colored leather straps, especially for women's footwear. : de en
  • US1928323A - Toy container : en
  • PL18752B1 - A method of writing telegraph characters or similar characters, and a device for carrying out the method. : en pl
  • SU32157A1 - Method for producing synthetic resins for varnishes and plastics by heating polyhydric alcohols with polybasic acids : en ru
  • US1927936A - Derivatives of 3-nitro-4-hydroxy-benzamide : en
  • SU32010A1 - Device for receiving ultrashort continuous modulated waves : en ru
  • DE584963C - Freely swingable letter folder mechanism, in which the stretching position is achieved by the mechanism : de en
  • ES131075A1 - Improvements in the manufacture of plates for construction, lightweight and with low thermal conductivity. : en es
  • FR752606A - Method and device for hygrometric indicator by image transformations : en fr
  • FR752821A - Pinion drive mechanism for rolling mills : en fr
  • SU32283A1 - Adaptation to a lathe for cutting run-in gears : en ru
  • US1927892A - Superheater steam boiler : en
  • DE585026C - Friction wheel change gear with adjustable friction rollers arranged in circular segment-shaped annular grooves of two friction disks lying in the same axis : de en
  • PL18828B1 - The method of preserving milk. : en pl
  • US1927848A - Thawing device : en
  • US1928226A - Process of cleaning drain pipes with caustic alkali pellets : en
  • DE585269C - Strip splitter : de en
  • PL18848B1 - Pad for drying the lower body in women. : en pl
  • CH164128A - Grate for fireplace. : en fr
  • CH164323A - Jump unit for parcel counter. : de en
  • DE584762C - Process for the preparation of condensation products from aromatic hydrocarbons : de en
  • DE584816C - Device for cutting reed leaves for wind instruments : de en
  • DE584827C - Device for distance measurement with underwater sound : de en
  • GB398925A - Improvements in covers for binding books, loose leaves and the like : en
  • SU32330A1 - Automatic emptying tool holder : en ru
  • SU32428A1 - Portable breathing apparatus : en ru
  • US1928267A - Brake lever permitting the combined control of brakes and accelerator in alpha unit : en
  • US1928397A - Process for producing antirachitically activated cereals and cereal products : en
  • DE584719C - Circular knitting machine : de en
  • ES1293Y - Rubber heels for footwear. : en es
  • CH164426A - Process for the preparation of sodium iodomethane sulfonic acid. : de en
  • DE585063C - Process for the production of coatings on paper : de en
  • DE583084C - Slide with relief device : de en
  • DE585076C - Push button switch : de en
  • FR752604A - New process for clearing the fixed comb with straight combers : en fr
  • CH164241A - Target shooting. : en fr
  • ES131492A1 - Procedure for manufacturing a spark plug meter for wave generator. : en es
  • ES1478Y - Leather cutter for footwear and other uses. : en es
  • FR752591A - Improvements to metal wheels : en fr
  • GB399195A - Improvements in or relating to mercury arc rectifiers : en
  • DE585036C - Mallock with adjustment levers, which are automatically returned to the locked position after adjustment : de en
  • PL18784B1 - KL 34 1, 35T ^ y ^ Device for dispensing small items, e.g. coins, Inlets and similar items. : en pl
  • CH164104A - Device for fixing a window to a frame. : en fr
  • GB398977A - Improvements in or relating to electric torches and the like : en
  • FR752578A - Stepped file : en fr
  • DE585100C - Crank gear : de en
  • PL18846B3 - A device for introducing stamens into devices used in the production of sliding blocks. : en pl
  • SU31870A1 - Grinding screw die : en ru
  • US1928148A - Tape holder : en
  • FR752635A - Water tube boiler with superheater : en fr
  • US1927923A - Automatic engine control for ships : en
  • CH164283A - Screw nut with locking device. : de en
  • CH164347A - Device for suppressing reignition in vacuum or steam arc or hot cathode valves. : de en
  • DE585023C - Pressure jet control device : de en
  • ES131121A2 - PROCEDURE FOR OBTAINING FINALLY DIVIDED METAL COMBINATIONS : en es
  • DE585138C - Device for feeding and distributing the centrifuged material in centrifugal drums : de en
  • DE584798C - Process for regulating the operation of tapping generators : de en
  • ES130812A1 - Apparatus for the graphic layout of itineraries. : en es
  • DE585194C - Device for post-treatment of fiber material, in particular rayon, on perforated spools : de en
  • ES130574A1 - A new calculator designed mainly for pedagogical purposes. : en es
  • FR752839A - Polarized electromagnetic relay : en fr
  • GB398922A - Improvements in and relating to massage appliances : en
  • GB399054A - Improvements in or relating to toasters for use with gas stoves : en
  • DE584865C - Railway crane : de en
  • DE584886C - Interchangeable shelf support : de en
  • IE13098L - Telephony. : en
  • DE585041C - Device for loosening, loosening and possibly mixing of related tobacco leaves, cut tobacco and similar substances : de en
  • PL18810B1 - A device for measuring the size and speed direction of an airplane. : en pl
  • SU31922A1 - Horse hair sorting machine by length : en ru
  • SU32309A1 - Sleighs turned into a wagon : en ru
  • SU32406A1 - Reception nickname of electric gas analyzer : en ru
  • DE584845C - Method for making sound recordings : de en
  • DE585043C - Haul truck high tipper, especially for mining operations : de en
  • FR752828A - Improvements to "starters" for breathing apparatus or the like : en fr
  • DE585039C - Device for raising and lowering sliding windows with a toothed lock that automatically locks the window : de en
  • ES131643A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • SU31988A1 - Single wire air brake : en ru
  • SU32396A1 - Device for mixing hot and cold water : en ru
  • US1928348A - Lot or bundle assorter for ironing machines : en
  • US1928404A - Method and apparatus for retreading tires : en
  • US1928493A - Hardening urea condensation products : en
  • DE584919C - Device for lifting the wheels of a motor vehicle equipped with winch drums from the road : de en
  • DE584945C - Multi-part iron route arch : de en
  • DE585185C - Arrangement for switching control stages on and off : de en
  • GB399479A - Improvements in or relating to electrical power-transmission systems : en
  • ES131568A3 - Procedure for the manufacture of artificial silk with attenuated shine. : en es
  • GB399067A - Improvements in or relating to motor vehicles : en
  • FR752757A - Process for the gasification of liquid fuels inside torches : en fr
  • GB399130A - Improvements in or relating to lubricating systems : en
  • FR752573A - Closure for compressible tubes : en fr
  • ES131640A1 - A procedure for the manufacture of illuminated signs and posters. : en es
  • PL18876B1 - Method for producing hydrogen peroxide. : en pl
  • US1928102A - Method of vaporizing oil : en
  • US1928053A - Die cast zinc base alloy product : en
  • DE584862C - Process for the production of fabric pressure rollers : de en
  • FR752699A - Opening device for letter envelopes, bags, etc. : en fr
  • FR752716A - Removable non-slip tire cover : en fr
  • GB399124A - Method of casting magnesium or magnesium alloys : en
  • US1928577A - Automatic draft control damper : en
  • US1928245A - Counterbalancing mechanism : en
  • US1928456A - Film gate structure : en
  • US1928149A - Push bar : en
  • US1928468A - Fastening device : en
  • CH164218A - Cinema recording device with built-in power source. : de en
  • CH164101A - Beam ceiling. : de en
  • FR752559A - Flexible slides supporting a sliding glass closure for cookie, candy or display cases : en fr
  • GB399101A - Improvement in method of forming massive cementitious bodies : en
  • SU32000A1 - A device for indicating the locomotive profile to the driver : en ru
  • USD90763S - Design for a refrigerator cabinet : en
  • SU32347A1 - Machine for separating fibrous material by length : en ru
  • US1928070A - Valve : en
  • CA335999A - Ice briquetting method : en fr
  • CA335936A - Grinding mill : en fr
  • DE585105C - Drive for fruit press with screw gear : de en
  • DK47795C - Magnetic Coin Sorting Device. : da en
  • GB398955A - Improvements in or relating to knitting machines and needle selecting means : en
  • CA335929A - Band for garments : en fr
  • DE585157C - Laundry kettle : de en
  • FR752651A - Advanced device for supplying fuel to engines : en fr
  • SU32124A1 - Hydraulic Suspended Jack : en ru
  • US1927827A - Signal relaying system : en
  • US1928137A - Garment supporting device : en
  • USD90769S - : en
  • SU32321A1 - Swinging davit drive : en ru
  • USD90766S - Design fob a refrigerator cabinet : en
  • DE584803C - Device for holding the umbrella frame in an intermediate position : de en
  • ES130808A1 - A procedure for gluing items made of folded cardboard. : en es
  • FR752835A - Horseshoe : en fr
  • FR752690A - Method and apparatus for the purification of hydrocarbons : en fr
  • FR752845A - Washing machine : en fr
  • FR752798A - Method and devices for the automatic transmission and registration of signs in automatic telephone systems : en fr
  • DE585164C - Process for reversing the sense of rotation of optically active phenylalkamines : de en
  • GB398974A - Improvements in screwed connections for use in internal combustion engines : en
  • US1928543A - Window : en
  • US1928382A - Permanent magnet : en
  • US1928355A - Nonshrinkable textile material : en
  • US1928443A - Steam platen and method of making same : en
  • USD90773S - Design fob a dispensing device : en
  • FR752527A - Brakes improvements : en fr
  • FR752833A - Rear axle housing for motor vehicles : en fr
  • AT134791B - Insulated conductor. : de en
  • CH164210A - Horizontal centrifugal classifier for wood pulp, cellulose or the like. : de en
  • DE578920C - Mains-fed device for amplifying and / or rectifying signal currents : de en
  • DE584831C - Process for the production of incendiary pipes : de en
  • DE585243C - Velvet cutter with replaceable knife : de en
  • FR752768A - Process for the preparation of stable solutions of bismuth salts in vegetable oils : en fr
  • GB399071A - Improvements in delivery apparatus for shoots : en
  • GB399108A - Television apparatus : en
  • FR752528A - Arc welding process for steels : en fr
  • FR752621A - : fr
  • SU32151A1 - Device for rolling glued parts of rubber products : en ru
  • SU32180A1 - Apparatus for measuring the volume of leather and other flat objects : en ru
  • USD90783S - Design for a belt : en
  • US1927903A - Control system : en
  • US1928139A - Elevator for mines and quarries : en
  • US1928140A - Method of reducing metallic oxides : en
  • GB399016A - Improvements in and relating to signal receiving systems : en
  • SU32266A1 - Device for automatic cleaning and lubrication of transmission belts : en ru
  • ES130996A1 - A condenser of vapors of industrial solvents also usable as a distiller thereof. : en es
  • DE584996C - Device and circuit for temperature display and monitoring : de en
  • FR752544A - Device converting direct current to alternating current using self-excited mercury cathode discharge vessels : en fr
  • US1928253A - Twisting cap : en
  • FR752843A - Construction method for wooden walls : en fr
  • ES131625A3 - Improvements in optical systems of multiple focuses and light origin. : en es
  • ES1897U - A carder milling machine for soles for footwear (Machine-translation by Google Translate, not legally binding) : en es
  • FR752787A - Adjustable toe posts for skis : en fr
  • DE584901C - Belt weigher for uninterrupted operation : de en
  • DK47798C - Bone masses, shoe polish and the like and the method of their manufacture. : da en
  • US1927941A - Machine for shaping uppers over lasts : en
  • FR752736A - Use of carbonates of zinc and other precipitated metals as enhancers of rubbers and other substances : en fr
  • DK47813C - Coupling to Screen Grid Tube. : da en
  • PL18735B1 - Pin Impact Mill. : en pl
  • GB399138A - Improvements in and relating to methods of reducing heat resistance : en
  • DE584818C - Shop window furnishings : de en
  • DE585270C - Evaporator with pre-heater : de en
  • SU32221A1 - Correspondence sorting method : en ru
  • US1928561A - Automatic ribbon reversing mechanism for typewriters : en
  • CA335894A - Building plate : en fr
  • CH164150A - Fish scaler. : de en
  • FR752518A - Improvements to electrically maintained clocks : en fr
  • CH164388A - Image scanning device, in particular for television and image telegraphy. : de en
  • SU31974A1 - Roller bearing bushings : en ru
  • SU32322A1 - Signaling torpedo for reporting : en ru
  • US1927910A - Treatment of tanned or nontanned animal hides : en
  • US1928534A - Means for manufacturing concrete pipe reenforcements and the like : en
  • AT134763B - Cross bottom bag machine. : de en
  • SU32247A1 - Sorting : en ru
  • SU32397A1 - Machine for making mats from reeds and the like material : en ru
  • AT134800B - Procedure and machine for testing files. : de en
  • CA336019A - Folding metal ladder : en fr
  • SU32054A1 - Induction meter with two moving systems for recording the reactive power of a three-phase network according to the Aron circuit : en ru
  • US1928178A - Water hose cabinet for filling stations : en
  • US1928389A - Polishing machine : en
  • US1928078A - Brake : en
  • US1928370A - Rectifying discharge tube : en
  • AT134789B - Electrolytic recorder. : de en
  • US1927864A - Method of and means for compressing gases : en
  • US1928242A - Hair trimming and singeing device : en
  • US1928419A - Coin detector : en
  • DE585020C - Device for lubricating lubrication points connected to a line : de en
  • CH164236A - Toy. : de en
  • CH164454A - Process for the preparation of a complex, therapeutically valuable, organic heavy metal compound. : de en
  • SU31978A1 - Automatic coupler for railway rolling stock : en ru
  • US1928606A - Art of coating leather with fabric : en
  • SU32265A1 - Bending coupling : en ru
  • CH164333A - Support and tensioning frame on reactance coils to limit short circuits. : de en
  • CH164433A - Process for the production of a new azo dye. : de en
  • US1927869A - Air conditioning and circulating unit : en
  • SU31878A1 - Pin Holder for Cable : en ru
  • SU32270A1 - Translation to automatically change the direction of rotation of the counter drive shaft : en ru
  • SU32386A1 - Shield valve for hydraulic structures : en ru
  • US1927911A - Chick guard for brooders : en
  • US1928004A - Drying and cooling apparatus : en
  • US1928521A - Switching arrangement for compensating voltage variations : en
  • AT134794B - Selective earth fault protection for cables, machines, transformers and other electrical apparatus with conductor parts isolated from one another. : de en
  • CA335891A - Auto brush : en fr
  • SU32155A1 - A method of manufacturing products from PCB : en ru
  • CH164258A - Clock. : de en
  • CH164273A - Hydraulic veneer press. : de en
  • PL18755B1 - Coupling for double or single bumper rail cars. : en pl
  • US1928576A - Electric self-feeding iron : en
  • FR752842A - Control mechanism for die triggering devices in typesetting machines : en fr
  • GB398929A - Improvements in and relating to electric condensers : en
  • SU32378A1 - Device for loading and unloading trolleys : en ru
  • US1927818A - Ripper tooth : en
  • US1927963A - Catalyst for ammonia oxidation : en
  • GB398953A - Improvements in or relating to heavy-current electric circuit-breakers : en
  • GB398894A - Improvements in or relating to motion picture apparatus : en
  • DE585215C - Calorific value meter : de en
  • GB399089A - A differential oscillating cam : en
  • ES131571A3 - Procedure for the conservation of sausages and cold cuts. : en es
  • US1927952A - Amphibian, fishing, lifesaving, and transporting device : en
  • SU32066A1 - Device for enhancing the effect of a copper-oxide photocell : en ru
  • DE584921C - Overrunning clutch with roller lock for change gears of motor vehicles : de en
  • PL18811B1 - A method of producing high-percentage cadmium mushroom and a device for this purpose. : en pl
  • DE585004C - Process for the manufacture of capillary springs for recording instruments : de en
  • DE585250C - Device for the automatic switching on and off of mains-powered receivers etc. Like. By switching the consumer on and off : de en
  • CH164261A - A master clock intended for driving electrical slave clocks with an adjusting device which automatically readjusts the slave clocks after a fault in the slave clock circuit has been eliminated. : de en
  • FR752607A - Soft closure and ventilation replacing rigid bar doors in small folding cages : en fr
  • DE585197C - Process for the impregnation of dressing material : de en
  • US1928272A - Draft regulator : en
  • FR752761A - New shotgun with superimposed barrels, characterized, more particularly by its articulation and its stop system : en fr
  • FR752829A - Improved device for capping bottles or other containers : en fr
  • US1928264A - Heat insulating product and method of forming same : en
  • SU32056A1 - Method for determining dissipation factor in electric machines : en ru
  • SU32117A1 - Attachment to cranes with swivel boom for rotation : en ru
  • US1928230A - Blackboard eraser : en
  • US1928300A - Motor-pump unit : en
  • FR752648A - Heavy-duty automatic sorting and crimper machine picking up loose staples and placing them on the fabric : en fr
  • ES131566A1 - A new drive system for carda cylinders in drum drilling machines. : en es
  • FR752624A - reinforcement element for construction : en fr
  • FR752682A - : fr
  • GB398889A - Improvements in or relating to metal-clad electric switchgear : en
  • FR752694A - Engine : en fr
  • DE584890C - Process for the production of porous or microporous objects made of vulcanized rubber or the like from aqueous dispersions : de en
  • GB399080A - Self regulating syphon overflow : en
  • SU32360A1 - Machine for making artificial stones out of masses : en ru
  • DE585009C - Shower jet pipe : de en
  • ES131204A1 - Procedure to ignite and ignite fuel-air mixtures formed in explosion chambers. : en es
  • FR752508A - Improvements to deoxidation slags : en fr
  • FR752730A - Device for measuring or adjusting the power factor of an electrical circuit : en fr
  • GB398883A - Improvements in or relating to tension-devices for yarn or like strand material : en
  • CH164199A - Process for the production of a new azo dye. : de en
  • PL18742B1 - Electrothermal current limiter. : en pl
  • SU31871A1 - Electrode holder for arc welding : en ru
  • AT134737B - Rubber thermophore. : de en
  • BE398376A - : en
  • CA335883A - Printing machine : en fr
  • CH164215A - Ring binder mechanism. : de en
  • CH164343A - Device for converting direct current of a given voltage into direct current of another voltage. : de en
  • DE584800C - Revolving tanning drum for leather : de en
  • FR752574A - Shears for cutting tissue samples or others with serrated edges : en fr
  • FR752542A - Improvements to folding protective covers, such as car hoods, umbrellas and parasols : en fr
  • FR752598A - Self-loading rifle : en fr
  • DE584895C - Device to avoid disruptive air currents in sensitive measuring devices : de en
  • FR752773A - Automatic section block for railway tracks : en fr
  • US1928528A - Depth gauge : en
  • ES130685A1 - IMPROVEMENTS IN THE MANUFACTURE OF LETTER ENVELOPES PREPARED FOR USE OR OTHER SIMILAR PIECES OF POSTCARD REMITTANCE WITH DRY GLUE SURFACES : en es
  • GB399091A - Rubber hot water bottle : en
  • GB399140A - Improvements in water measuring and supplying devices for concrete and like mixers : en
  • US1928029A - Veneer patch cutter : en
  • US1928061A - Wheel : en
  • US1928220A - Apparatus for heating by subatmospheric steam : en
  • DE585123C - Screw propeller with rotating blades for watercraft : de en
  • ES131595A3 - A procedure for the production of mixed fertilizers. : en es
  • US1928485A - Pneumatic dump bucket : en
  • PL18835B1 - Magnetic shunt to change the error of the inductive meter due to temperature. : en pl
  • US1927824A - Process of producing thick butt shingles with sealed edges : en
  • US1928072A - Elastic stocking : en
  • US1928376A - Electric automatic valve : en
  • CH164143A - School desk with adjustable dimensions and tubular steel substructure. : de en
  • CH164450A - High pressure steam generator without a liquid circuit. : de en
  • FR752696A - Cigarette paper notebook : en fr
  • GB398981A - Improvements in cutter bars of mowers or like machines : en
  • GB398923A - Improvements in or relating to fireproof shutters : en
  • GB399196A - Improvements in or relating to gas-fire and like radiants : en
  • FR752510A - Method of fixing automobile lanterns, guard lights and others : en fr
  • GB398920A - Improvements relating to electric cables : en
  • DE585018C - Injection nozzle for internal combustion engines : de en
  • FR752640A - New protective rubber strip intended to be applied to the edges of double doors : en fr
  • GB399069A - An improved process for obtaining sulphur from spent gas purification masses : en
  • GB399018A - Posters particularly for advertising purposes : en
  • DE584933C - Drum for tearing machines and carding wolves : de en
  • DE584948C - Circuit to achieve a smooth start of three-phase motors, especially for textile drives : de en
  • PL18766B1 - Tree hook. : en pl
  • SU31944A1 - The method of preparing a zinc plate for lithographic printing : en ru
  • US1928454A - Receptacle and method of making the same : en
  • SU31986A1 - Brake hitch : en ru
  • SU32263A1 - Device for collecting nests of caterpillars from trees : en ru
  • DE584838C - Process for cleaning wood sugar : de en
  • DE585169C - Cylinder for double-acting gas compressors, especially for refrigeration machines : de en
  • DE585216C - Tape measure slide rule : de en
  • FR752593A - Automatic theft and fire alarm device : en fr
  • GB398919A - An improved device for use in the care of the teeth : en
  • FR752807A - Sheet pile wall located on navigation passages : en fr
  • US1928116A - Cylinder head gasket for internal combustion engines : en
  • US1928562A - Mantjfacttoe of metal billets : en
  • USD90792S - Design for a clock case : en
  • CH164116A - Core holder on artificial stone molds. : de en
  • SU31932A1 - The method of obtaining salts and other compounds from anode-soluble metals : en ru
  • PL18759B1 - A method of producing bags with multilayer walls. : en pl
  • SU32068A1 - Device for teaching sown fields : en ru
  • US1927830A - Means and method of heat treating ceramic materials : en
  • US1928130A - Flush valve : en
  • CA335992A - Vehicle body : en fr
  • CA335973A - Thermionic tube processing machine : en fr
  • SU31972A1 - Drive to folding doors of self-unloading wagons : en ru
  • CH164410A - Brake rod support device for automobiles. : de en
  • US1928444A - Pick-up arm : en
  • FR752576A - Electric infrared radiation lamp : en fr
  • GB398985A - Improvements in or relating to accordeons : en
  • DK47812C - Curtain or porter rod. : da en
  • AU925332A - Improvements in vibratory tables, sieves and jigs : en
  • CH164160A - Suspension device for containers. : en fr
  • CH164193A - Capsule for the delivery of small amounts of compressed gases. : de en
  • CH164212A - Letter envelope with a device for opening the same. : de en
  • SU32174A1 - Seismograph : en ru
  • US1928457A - Electric gauge : en
  • ES1697U - Stocks, notebooks, carnets, notebooks, note books and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • CH164167A - Method and machine for the production of a combined sewing overlap seam. : de en
  • SU32140A1 - Fixture with a circular blading machine for guiding when feeding round and cross-section blanks : en ru
  • SU32236A1 - Landing machine : en ru
  • SU31955A1 - Rail butt joint : en ru
  • DE559685C - Process to produce tinted and rasterized partial plates for multi-color printing : de en
  • DE584911C - Circuit arrangement for the electrical equipment of motor vehicles : de en
  • DE585198C - Decorative window : de en
  • US1928071A - Balanced relief valve construction : en
  • US1928182A - Washer : en
  • US1928192A - Rubber-repellent coated paper : en
  • SU32041A1 - Device for producing direct and simultaneously direct and alternating current : en ru
  • US1927881A - Drainage system : en
  • US1928172A - Spectacle frame hinge : en
  • USRE18957E - Propeller : en
  • CA335961A - Packing plate : en fr
  • CH164124A - Stove. : de en
  • CH164145A - Hanging bar for pictures, posters, drawings and similar flat objects. : de en
  • CH164380A - Electromagnetic drive device for telecommunications, in particular telephone systems. : de en
  • CH164424A - Process for the production of a dye preparation. : de en
  • DE584992C - Pressure medium drive for oil switch : de en
  • US1928058A - kennison : en
  • AT134793B - Device for keeping the amperage constant for alternating current consumers. : de en
  • SU31985A1 - Self-centering device for automatic coupling : en ru
  • US1928277A - Windshield warming device : en
  • CA335967A - Gas scrubber system : en fr
  • SU31911A1 - Electric jackhammer : en ru
  • US1927979A - Scraper device for drum type filtering machines : en
  • US1928357A - Antiglare headlight : en
  • SU32275A1 - Steam distribution valve for piston pumps and compressors : en ru
  • CA336029A - Glass tile : en fr
  • CA335881A - Freezing apparatus : en fr
  • CH164255A - Timepiece. : en fr
  • CH164265A - Process for the production of thread rolling jaws with grooves and ribs parallel to one another for rolling ordinary legal or Left-hand thread. : de en
  • SU32086A1 - Machine for stretching and warming up leathers : en ru
  • PL18809B1 - Arrangement of auxiliary machines in aircraft internal combustion engines with the arrangement of cylinders in the star. : en pl
  • GB398951A - Improvements in connection with ventilating systems : en
  • CH164204A - Shaving soap bar. : de en
  • AU1020932A - Improved means for dispensing honey or other viscous commodities : en
  • CA335887A - Trailer : en fr
  • CA335968A - Hair waving apparatus : en fr
  • FR752748A - Pneumatic separator : en fr
  • CA335978A - Chlorine recovery : en fr
  • CH164286A - Metal structural member. : de en
  • PL18737B1 - Gas and water tight tubing connections. : en pl
  • US1928431A - Projection of light : en
  • ES131613A3 - Improvements to special danish or flat cut fingers for scythe machines. : en es
  • FR752592A - Mining transporter : en fr
  • SU32028A1 - A device for converting a direct current of one voltage into a direct current of another voltage : en ru
  • GB399099A - Improvements in and relating to stuffing box substitutes : en
  • DE584966C - Process for obtaining female sex hormone from urine : de en
  • DE585190C - Pulverized fuel combustion : de en
  • CH164203A - Water repellent impregnation agent and process for its manufacture. : de en
  • CH164401A - Conveyor device with a reciprocating conveying means that is slidably mounted in the conveying direction. : de en
  • SU32002A1 - Adaptation device to prevent paint from entering the interior of telegraph devices with a recording wheel : en ru
  • US1927883A - Process for treating liquors to remove organic compounds therefrom : en
  • SU30090A1 - Metal Degreasing Machine : en ru
  • SU32205A1 - Cumulative Counting Device in Counting Machines of Hollerith Type : en ru
  • DE584974C - Screwless rail fastening on trough cross sleepers : de en
  • DE585221C - Air-cooled internal combustion engine : de en
  • CA335986A - Truck side frame : en fr
  • CH164151A - Device for issuing goods or brands for purchasing goods. : de en
  • US1928165A - Combined fireplace throat and damper : en
  • CA335862A - Corkscrew : en fr
  • CA335972A - Alarm mechanism : en fr
  • SU32143A1 - A device for taking out from the steam rooms chambers designed to bend the blanks : en ru
  • SU32150A1 - The method of preparation of galosny parts for submission to assembly galoshes : en ru
  • SU32364A1 - Refractory composition for uniforms muffles, fire channels and so on. : en ru
  • US1928573A - Mechanically operated display device : en
  • CH164196A - Process for the preparation of 4,4'-dioxyazobenzene-3,3'-dicarboxylic acid. : de en
  • CH164425A - Device for digging the cheese pulp out of cheese kettles. : de en
  • US1928327A - Hospital serving cabinet : en
  • US1927956A - Cigarette holder and pipe stem : en
  • CH164269A - Machine tool with hydraulic feed. : de en
  • PL18894B1 - Overground airfield for airplanes. : en pl
  • US1927834A - Checkerbrick : en
  • USD90759S - Design for a range : en
  • AT134749B - Compressorium for trichinoscopes. : de en
  • AT134754B - Anti-skid device for attachment to iron splints in leg fractures. : de en
  • CA335970A - Channel : en fr
  • CH164119A - Protective pad for toilet seats. : de en
  • CH164174A - Wire tip coating. : de en
  • SU31863A1 - Machine for sharpening and removing the heads at cutters, reamers, etc. : en ru
  • SU32118A1 - Lifting machine with friction drum : en ru
  • US1928024A - Glass rolling apparatus : en
  • CA336016A - Discharge tube detector circuit : en fr
  • ES1898U - Tubular for bicycle (Machine-translation by Google Translate, not legally binding) : en es
  • SU31869A1 - Quick-change chuck for using drills with broken shanks : en ru
  • SU32233A1 - Potato Planter : en ru
  • US1928518A - Dental machine : en
  • SU31916A1 - Device for tilting discs : en ru
  • US1928445A - Container closure : en
  • US1927943A - Dishwasher : en
  • DE585234C - Fountain pen : de en
  • DK47802C - Foldable Ironing Board. : da en
  • BE398034A - : en
  • CH164166A - Sewing machine. : de en
  • CA335953A - Bitumen product : en fr
  • CH164096A - Drum washing and sorting machine for gravel and sand and the like. : de en
  • DE585252C - Current transformer in which the high-voltage winding and the iron core carrying the low-voltage winding are enclosed on all sides by solid insulating sleeves and are joined together like chain links : de en
  • US1927937A - Coffee making device : en
  • US1928609A - Gas producer : en
  • PL18887B1 - A method of catalytic combustion of ammonia and a device for carrying out the method. : en pl
  • SU31995A1 - Cover plate to protect the switch poles from hitting the ribs on them : en ru
  • US1928321A - Lister cultivator : en
  • DE584899C - Weighing device for cranes with grab or tilting container operation : de en
  • PL18781B1 - Twin motor frame to drive land and water vehicles. : en pl
  • SU32128A1 - Drying wall : en ru
  • DE585021C - Heat sensor for temperature controller : de en
  • DE585238C - Paint container with press-out device : de en
  • PL18832B1 - Purse with a piggy bank. : en pl
  • AT134714B - Method and cassette for producing negatives or slides. : de en
  • CA336028A - Chair : en fr
  • CH164331A - Electric quick switch. : de en
  • SU31962A1 - A lot of sleep is a horizontal communication system in bridges : en ru
  • US1927947A - Muffler : en
  • US1927993A - Brake for vehicles : en
  • CH164352A - Gas ignition device. : de en
  • DE585025C - Friction gear change transmission : de en
  • SU32085A1 - Fixture for determining the size of hosiery : en ru
  • US1928336A - Folding wing plane : en
  • US1928403A - Shaft bearing : en
  • ES131117A1 - MECHANICAL PROCEDURE FOR THE CONTINUOUS DISTILLATION OF MISCELLANEOUS AND OIL AND FAT DEODORIFICATION IN A SINGLE WORKING PROCESS : en es
  • US1928293A - Torque motor brake control : en
  • US1928530A - Spring tire : en
  • US1927887A - Gate for multiple films : en
  • DE584852C - Method and device for reducing the wear and tear on the conveyor pipelines of pneumatic or hydraulic conveyor systems : de en
  • GB399135A - Improvements in or relating to dry gas meters : en
  • SU31931A1 - Method and apparatus for dewatering and separation of salts : en ru
  • US1928557A - Knitting machine : en
  • DE584854C - Classifying grate for coal, ore, etc. like : de en
  • DE584925C - Cushioning, especially for motor vehicles : de en
  • FR752642A - Device for smoothing concrete, asphalt or other coatings : en fr
  • CH164239A - Ring disc with round black. : de en
  • ES1782U - Flycatcher device (Machine-translation by Google Translate, not legally binding) : en es
  • DE585111C - Brake and control flaps on the side walls of aircraft floating bodies : de en
  • US1928581A - Snap terminal : en
  • CH164446A - Wristwatch. : en fr
  • SU32153A1 - Device for putting on washers on studs of vulcanizing molds for rubber soles : en ru
  • GB398892A - Fluid pressure brakes for aircraft wheels : en
  • DK47818C - Bulb for Motorcycle headlights. : da en
  • FR752655A - Simplified coquette device : en fr
  • PL18744B1 - Electric wire. : en pl
  • SU32005A1 - The method of receiving the image at a distance : en ru
  • SU32393A1 - Copra : en ru
  • DK47814C - Burner for Oil Boiler. : da en
  • DE584985C - Bar for laying electrical cables : de en
  • GB398950A - Improvements in or relating to apparatus for use in the fire control of anti-aircraft guns : en
  • SU32355A1 - A device for loading, by washing, warehouses with bulk goods, for example, sugar beet, etc. : en ru
  • SU32228A1 - Propashnik with rotating bodies : en ru
  • SU32240A1 - Beet harvesting machine : en ru
  • US1928504A - Cooled nozzle segment for combustion gas turbines : en
  • FR752505A - Device for the reproduction of electric current pulses by means of a pulse extender : en fr
  • DE585178C - Putty-free fastening of the fittings to massive high-voltage support insulators : de en
  • DE585268C - Dividing machine for dough or similar masses : de en
  • DE585003C - Measuring or transmission device for large display : de en
  • PL18772B1 - Process for the production of insoluble azo dyes on fibers. : en pl
  • CH164414A - Device to be attached to bicycles and motorcycles for dimming the vehicle lights and for flashing. : de en
  • US1928095A - Braking mechanism : en
  • DE584802C - Device for wet treatment of fiber material spun in spinning pots : de en
  • FR752564A - Improvements to blades suitable for use in turbines, compressors or similar machines : en fr
  • SU32025A1 - Apparatus for receiving pulsating bales from an electrostatic machine : en ru
  • US1927858A - Urethane derivatives and alpha process for their production : en
  • US1928195A - Machine for boxing matches : en
  • ES131582A3 - A process for the production of solid diammonium phosphate. : en es
  • FR752700A - Insulated hot piston head for internal combustion engine running on the diesel cycle : en fr
  • GB399053A - Improvements in and relating to furnaces for distilling or coking fuel : en
  • US1928438A - Process for manufacturing highmelting wax products : en
  • ES131336A1 - A process and its corresponding special device for the manufacture of rotary kilns of iron or its carbureted compounds, as well as portland cements. : en es
  • FR752762A - Egg sheller knife : en fr
  • GB399020A - Improvements in or relating to storing, selling, and exhibition containers of glass, intended particularly for sweets : en
  • SU32074A1 - A method for stabilizing an AC arc, especially during electric welding : en ru
  • US1928508A - Portable refreshment booth : en
  • DE540600C - Writing light advertising system : de en
  • DE585087C - Lifting device : de en
  • DE585196C - Disinfectant solution with corrosion protection : de en
  • FR752546A - Improvements in the distribution of internal combustion engines : en fr
  • SU31927A1 - Peat press : en ru
  • US1928567A - Vacuum braking and clutch mechanism for vehicles : en
  • PL18885B1 - Zip fastening. : en pl
  • US1928128A - Mixing device : en
  • US1928202A - Gas filled discharge device : en
  • US1928465A - Vehicle lift : en
  • PL18883B1 - Device for dog racing. : en pl
  • DE584936C - Process for the production of an emulsion for pavement : de en
  • ES130797A2 - IMPROVEMENTS IN THE MAIN PATENT : en es
  • SU32390A1 - Shipping lock chamber : en ru
  • US1928077A - Brake operator : en
  • SU31969A1 - Tipping body car : en ru
  • SU32253A1 - Device for feeding products to the cutting apparatus of silage cutters, straw cutters, etc. : en ru
  • FR752601A - Combination device serving as container and application device : en fr
  • DE585077C - Rotatable connection of two tubes that are inserted into one another and used as a light carrier : de en
  • DE585181C - Busbar box for mounting on the wall or on a support frame : de en
  • FR752731A - Dressing box or other similar applications : en fr
  • GB399128A - Improvements in and relating to tear-off blocks, pads, books, and the like : en
  • US1928479A - Washing machine : en
  • DE584639C - Corona protection for windings in electrical machines : de en
  • DE584892C - Process for regenerating vulcanized rubber : de en
  • DE585262C - Process for the production of single or multicolored prints by means of photographically produced gelatin wash-out reliefs : de en
  • CA335984A - Malt syrup production : en fr
  • CH164337A - Arrangement for AC networks and AC motors fed via grid-controlled discharge vessels in converter circuits to improve the operation of the converter used. : de en
  • SU31967A1 - Brake device for monorail cars on poles : en ru
  • PL18816B1 - A method of making items of a specific weight, in particular pistons for internal combustion engines, and a machine for carrying out the method. : en pl
  • SU32229A1 - Device for wet dressing grain : en ru
  • US1927838A - Watchcase : en
  • US1928097A - Flashing : en
  • SU31946A1 - Device for printing a dash mark on a typewriter : en ru
  • SU32373A1 - A device for wrapping cylindrical bags of cotton or gauze into paper sheets : en ru
  • US1927889A - Shoe insole : en
  • US1928584A - Snap fastener and installation thereof : en
  • CH164136A - Tray for the service of bedridden people. : en fr
  • DE585086C - Luffing crane : de en
  • FR752581A - Automatically controlled filing cabinet : en fr
  • SU32029A1 - DC Dynamo for Electric Welding : en ru
  • US1927931A - Fluid compressor : en
  • US1928239A - Refrigerator : en
  • SU31885A1 - Electroplating Device : en ru
  • SU32171A1 - Hydrometric spinner : en ru
  • US1928227A - Double reduction one-pass : en
  • US1928340A - Treatment of complex cobaltic ores : en
  • US1928570A - Pipe clamp : en
  • SU32296A1 - Shutter for SLR camera : en ru
  • ES1747U - Mechanical kneader blade. (Machine-translation by Google Translate, not legally binding) : en es
  • DE585121C - Rubber layers with embedded steel wire gauze as folding boat skin : de en
  • PL18871B1 - A method of processing raw sugar juices. : en pl
  • US1928247A - Window alarm switch : en
  • US1928381A - Vault ventilator : en
  • US1927935A - Automatic steersman : en
  • US1928238A - Helmet : en
  • ES1901U - Bucket for transporting all kinds of construction materials, (Machine-translation by Google Translate, not legally binding) : en es
  • FR752599A - Improvement in steel improvement processes : en fr
  • GB398924A - A new or improved hand apparatus for dusting or dry-spraying garden plants and the like : en
  • GB399023A - Improvements in indicating devices for points scored in the game of bridge : en
  • GB399086A - Improvements in or relating to variable condensers : en
  • DE584643C - Resistance measurement method : de en
  • DE584847C - Injection carburetor with additional fuel pump : de en
  • GB398994A - Improvements in electric incandescent lamps : en
  • GB399152A - Improvements in let-off mechanism for looms : en
  • CA335946A - Building material : en fr
  • CA336032A - Nail washer or cap providing machine : en fr
  • CH164141A - The bed folds up against the wall around a horizontal axis. : de en
  • US1928080A - Centrifugal separator : en
  • DE585139C - Flush train for flush outlets : de en
  • US1927974A - Safety car control equipment : en
  • PL18758B1 - Load chain for conveyors with flat chains. : en pl
  • SU32291A1 - Way to kill birds : en ru
  • US1928117A - Net pulling machine : en
  • US1928151A - Display shelf construction : en
  • SU32200A1 - Altimeter for measuring pressure at high altitudes : en ru
  • DE584920C - Three-wheeled motor vehicle : de en
  • PL18870B1 - Rear wheel for sports bikes. : en pl
  • US1928038A - Salt and pepper shaker : en
  • US1928215A - Padlock : en
  • US1928413A - Circuit continuing device : en
  • PL18891B1 - System for transmitting pulses of alternating current. : en pl
  • CA336011A - Telephone system : en fr
  • DE584924C - Suspension, especially for motor vehicles with rocker arms carrying the wheels : de en
  • PL18740B1 - Heat exchanger. : en pl
  • SU31896A1 - Zinc Plate Asphalt Remover : en ru
  • US1928574A - Window channel : en
  • US1928482A - Conveyer transfer mechanism : en
  • DE584882C - Split scrubber head : de en
  • GB398877A - Improvements in or relating to electric signalling systems : en
  • FR752539A - Manufacturing process for hollow metal elements : en fr
  • US1927888A - Circuit breaker : en
  • CH164264A - Method of manufacturing connector pins. : de en
  • GB399043A - Improvements in and relating to the recording and reproduction of sound : en
  • DE584790C - Screw terminal for electrical lines formed by cutting off profile rods : de en
  • ES130976A1 - An apparatus for filling bags. : en es
  • PL18804B3 - Plate glass pulling machine. : en pl
  • SU32053A1 - Device for recording electrical characteristics of cathode tubes : en ru
  • US1928083A - Brake rod construction : en
  • CH164156A - Device for the mechanical insertion of bristles in sheet metal strips for the production of roller brushes. : de en
  • CH164311A - Electric accumulator. : en fr
  • CH164140A - Swivel chair with a spring-mounted seat opposite the leg frame. : de en
  • BE398131A - : en
  • US1927992A - Coordinatograph : en
  • US1928203A - Current rectifying apparatus : en
  • PL18819B1 - A method of treating coal tar for road construction. : en pl
  • SU32037A1 - Electric machine : en ru
  • US1928422A - Outdoor blackboard holder : en
  • DE584967C - Process for 0-substitution of condensation products from phenols and natural resins : de en
  • FR752802A - Method and device for electric arc welding : en fr
  • DE585064C - Device for loosening and cleaning tobacco leaves : de en
  • FR752538A - Diesel-electric vehicle : en fr
  • FR752568A - waterproof case to protect the wristwatch from swimmers and people practicing water sports : en fr
  • FR752728A - Process for bleaching textile materials dyed with azo colors. : en fr
  • GB398989A - Improvements in and relating to electric propulsion systems : en
  • ES131493A1 - Procedure and device for the formation of artificial smoke. : en es
  • FR752603A - Axle for sidecar frame and connection system to the motorcycle frame : en fr
  • AT134702B - Circuit arrangement, in particular for emergency call systems, for transmitting messages identifying the calling subscriber. : de en
  • DE585061C - Machine for knurling round boxes or the like. : de en
  • DE585124C - Guide and detection for the upper wing of a sliding window : de en
  • CA335906A - Roofing material : en fr
  • ES131633A1 - Improvements introduced in the manufacture of locks. : en es
  • GB398980A - Apparatus for separating and recovering solid matter from liquid suspension : en
  • CH164439A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • PL18780B1 - Borehole clinometer. : en pl
  • DE568326C - Film reel : de en
  • FR752589A - Arrangement of multicolored light tubes : en fr
  • GB399057A - Improvements in or relating to liquid level regulating apparatus : en
  • AT134710B - Method and device for the production of seamless tubes or other molded articles from fiber material. : de en
  • AU933432A - Improvements in and relating to the production milk products : en
  • CH164270A - Process for the heat treatment of iron and steel alloys. : de en
  • CH164308A - Evaporator and condenser combined into one body. : de en
  • US1928012A - Panoramic pictorial-advertising display apparatus : en
  • US1928064A - Sash and window construction for automobile door bodies : en
  • USD90786S - Design fob iace : en
  • AT134744B - Very fast lens. : de en
  • PL18731B1 - Ejector lock. : en pl
  • US1927946A - Worm wheel hobbing machine : en
  • US1928120A - Method of and means for forming openings in receptacles : en
  • US1928466A - Lock and latch unit : en
  • CA335959A - Typewriter device : en fr
  • AT134786B - Measuring device. : de en
  • SU32036A1 - Two-layer winding of stators and rotors of three-phase AC machines : en ru
  • SU32374A1 - Machine for packing caramel and other items : en ru
  • ES1912U - Pleating apparatus. : en es
  • CH164121A - Safety device for door locks. : de en
  • CH164259A - Jumping hours timepiece. : en fr
  • CH164309A - Absorption refrigeration system. : de en
  • CH164364A - Double ampoule. : de en
  • CH164441A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • AT134790B - Glass rectifier. : de en
  • AT134713B - Winding and unwinding device for cinema films. : de en
  • CH164334A - Process for the production of multi-layer disc coils. : de en
  • CH164420A - Coal contact point for pantograph brackets of vehicles fed by an overhead line. : de en
  • CA335897A - Leather substitute : en fr
  • CH164350A - Headlights for vehicles. : de en
  • US1928356A - Rubberized material : en
  • BE398177A - : en
  • CH164458A - Belt conveyor. : de en
  • CH164339A - Electrolytic capacitor. : de en
  • CA335996A - Aliphatic acid concentration and esterification : en fr
  • CH164235A - Carousel-like device with seats arranged on the circumference for popular amusement purposes. : de en
  • US1927986A - Alloy tool steel : en
  • US1928544A - Bearing member and process for manufacturing it : en
  • PL18743B1 - End-of-train signaling device. : en pl
  • SU31959A1 - A device for splitting ice on pavements and pavements : en ru
  • SU32333A1 - A device for registering the stalling of a revolver during a tip : en ru
  • US1927826A - Means for repairing and securing screens : en
  • US1928049A - Strainer unit : en
  • US1928513A - Automobile heater : en
  • US1928541A - Machine for packaging cigarettes and other staff-shaped articles : en
  • AT134715B - Lighting device in contact copying machines for lenticular lens films. : de en
  • DE584950C - Chimney funnel for locomotive shed : de en
  • ES131507A1 - Improvements in the construction of billiards. : en es
  • FR752670A - Improvements to high frequency electrical systems, such as oscillators including transmission lines : en fr
  • CA335851A - Coin holder : en fr
  • DE585206C - Wall lining for storage rooms to hold fruits : de en
  • CH164217A - Printing process. : de en
  • CH164318A - Fixed armature of low power magneto-electric generator. : en fr
  • DE584987C - Clamping device for connecting electrical conductors : de en
  • FR752705A - Process for preparing plastics derived from ureas : en fr
  • DE585093C - Device for the continuous recording of the speed of work machines : de en
  • ES1512Y - Containers to collect resins. : en es
  • FR752659A - Method of displaying dresses and similar articles in shop windows, salons, etc. : en fr
  • DE584608C - Device for smoldering or coking : de en
  • DE584989C - Separating end closure for telecommunication cables : de en
  • CH164142A - Sofa convertible into bed. : en fr
  • CH164411A - Doors for vehicles. : de en
  • PL18873B1 - Hard metal alloy. : en pl
  • CH164198A - Process for the preparation of dioxyfluoranthene. : de en
  • CH164223A - Process for generating contrasts with the aid of diazonium compounds. : de en
  • DE584879C - Device for cutting bread and soft foods : de en
  • FR752634A - Pallets for choo sprayers : en fr
  • FR752723A - Machine for the production by blow molding of glass containers from glass tubes : en fr
  • US1928257A - Manufacture of nondyeing sulphurized derivatives of phenols : en
  • USD90757S - Design for a basin : en
  • US1928269A - Process of preparing esters of the : en
  • US1928432A - Metal bar and fence post : en
  • US1928449A - Revolving sign : en
  • ES131628A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • FR752650A - Improvements in looms for the realization of continuous weaving with weft insertion by shuttle without bobbin : en fr
  • FR752831A - Process for removing dyes obtained using vat dyes : en fr
  • FR752625A - Improvements to key locks : en fr
  • GB399056A - Improvements in or relating to friction wheel drives : en
  • GB399482A - Improvements in, and relating to, the manufacture or production of, junction fittings for use in connection with electrical conduit tubes : en
  • US1928111A - Brush : en
  • US1927835A - Glider kite : en
  • DE585229C - Anti-theft device to be operated from the driver's seat of a motor vehicle : de en
  • FR752541A - Improvements in apparatus for treating solids with gases : en fr
  • CA335910A - Spring element : en fr
  • CH164447A - Shock absorbing and automatic pivot centering device, for devices such as electricity meters and other measuring devices. : en fr
  • DE585156C - Drive for jigger by means of conical disks : de en
  • FR752582A - : fr
  • GB399113A - Improvements in or relating to the cleaning of wet felts on paper and board machines : en
  • AT134728B - Equipment for the preparation of emanation-containing liquids. : de en
  • FR752709A - Diaphragms and the like for talking machines : en fr
  • FR752742A - Pallet needle for knitting machines : en fr
  • US1928162A - Precision grinding or abrading machine : en
  • DE584922C - Steering device for motor vehicles with caterpillar and wheel drive : de en
  • DE584952C - Drive device for the steering wheels of motor vehicles : de en
  • DE585228C - Direction indicators, especially for bicycles and motorcycles : de en
  • FR752636A - New vitrified product : en fr
  • DE585101C - Labyrinth seal against saturated steam under excess pressure, especially in high-pressure steam systems : de en
  • FR752560A - Razor sharpener : en fr
  • GB399136A - Improvements in and relating to extrusion processes for copper alloys : en
  • SU32098A1 - Metal melting furnace : en ru
  • SU32123A1 - Adaptation to a winch with two drums on a common axis for alternately turning them on and off, as well as deceleration and retracting : en ru
  • US1928507A - Process for treating liquid containing tar acid : en
  • ES130971A1 - Improvements in the manufacture or construction of safe deposit boxes secured against fractures. : en es
  • SU32076A1 - DC welding generator : en ru
  • GB399481A - Improvements in and relating to power converting apparatus : en
  • SU32411A1 - Frequency multiplier : en ru
  • ES131626A1 - An improved process for obtaining sulfur, gases containing sulfur dioxide. : en es
  • FR752594A - Improvements to internal combustion engines and other engines and pumps fitted with a two-way transmission plate : en fr
  • US1927933A - Crane : en
  • PL18794B1 - A box mold for the production of concrete blocks. : en pl
  • SU31875A1 - Device for pen fishing when fishing : en ru
  • SU32158A1 - The method of obtaining solid carbide cutting alloy : en ru
  • GB399033A - Improvements in and relating to the control of gaseous electron discharge tubes : en
  • GB399007A - A preparation for stimulating the growth of the hair : en
  • CH164256A - Watch movement with jumping hours. : en fr
  • CH164107A - Traffic jam or Dam. : de en
  • ES131016A3 - An apparatus for recording sounds. : en es
  • FR752684A - Process for refreshing damaged or worn sandstone surfaces : en fr
  • US1927995A - Plate clutch : en
  • US1928333A - Revolving sign and the like : en
  • US1928358A - Goggle fastening means : en
  • US1928542A - Apparatus for securing repair patches to tubes or hoses : en
  • SU31979A1 - Hard hitch automatic hitch : en ru
  • SU31984A1 - Buffer device between tender and steam locomotive : en ru
  • DE584557C - Internal combustion engine with several opposing cylinders curved around a common axis : de en
  • DE585056C - Fuel valve for fuel injection engines : de en
  • FR752782A - Refrigeration device for centrifugal pumps : en fr
  • DE584883C - Jug : de en
  • ES131176A1 - Perfections in perforated structures, especially for aeration devices. : en es
  • US1928051A - Brake : en
  • CA336021A - Fountain pen : en fr
  • CA335859A - Safety razor and sharpener : en fr
  • CH164432A - Process for the production of a new azo dye. : de en
  • US1928166A - Coal burning device : en
  • US1928292A - Support for millinery : en
  • US1928524A - Cellular cushion tire of rubber for vehicle wheels : en
  • USD90787S - Design fok lace : en
  • PL18862B1 - Method of tobacco de-nicotinization. : en pl
  • US1928086A - Flow control apparatus : en
  • AT134764B - Car wash that works with volatile detergents. : de en
  • CA335912A - Synchronous machine control system : en fr
  • US1928197A - Receiving system : en
  • US1928221A - Ignition apparatus : en
  • US1928428A - Gas ignition apparatus : en
  • DE584850C - Device for determining or compensating for the difference in position of two spatially separated shafts : de en
  • FR752557A - Device for darning fabrics : en fr
  • GB398899A - Improvements in and relating to blades suitable for turbines, compressors or the like : en
  • GB399487A - Improvements in or relating to the hydrogenation of carbon compounds : en
  • US1927977A - Grinding wheel spindle reciprocating mechanism : en
  • US1928141A - Feed mill : en
  • PL18757B1 - Flexible spring frame made of steel tape for padded surfaces. : en pl
  • US1928143A - Automatic power clutch and brake control for vehicles : en
  • US1928346A - Anaesthetic : en
  • GB399112A - An improved method for transferring liquefied gases from one vessel or container to another : en
  • US1928074A - Concentrically expanding brake : en
  • US1928464A - Control system : en
  • US1928506A - Crank shaft grinder : en
  • DE584944C - Overburden recovery and conveying device : de en
  • DE585130C - Rope transport device : de en
  • FR752720A - Automatic gear change : en fr
  • FR752724A - A method and apparatus for the manufacture of filaments, yarns, etc., of cellulose derivatives by dry extrusion. : en fr
  • GB398956A - An improved method of and means for casting rain water pipes and other symmetrical metal articles : en
  • DK47817C - Filtering device. : da en
  • ES131567A1 - A sound coupling device for children's or toy cinema devices. : en es
  • US1928365A - Winding machine : en
  • US1927968A - Apparatus for carbonizing briquettes : en
  • US1928214A - Coke treatment : en
  • DE585165C - Locomotive boiler or the like : de en
  • SU31868A1 - Lathe for machining long objects : en ru
  • US1928301A - Clutch mechanism for high speed wire spooling machines : en
  • SU32015A1 - Device for turning off receivers of electrical energy : en ru
  • SU32281A1 - Adjustment to a horizontal milling machine for simultaneous horizontal and vertical milling : en ru
  • SU32238A1 - Potato harvesting machine : en ru
  • PL18866B1 - Automatic device which signals electrically the loss of air pressure in the tires of the wheels of all kinds of vehicles. : en pl
  • US1928372A - Upholstered article : en
  • US1928596A - Expansible last or boot-tree : en
  • DE584814C - Combined drilling and reaming tool : de en
  • DE584917C - Process for the production of letterpress forms after negative copies : de en
  • CA335903A - Engine governor : en fr
  • CH164105A - Wire tensioners for cladding. : de en
  • PL18736B1 - Grater for food items. : en pl
  • PL18793B1 - The method of producing hardenable artificial plastics. : en pl
  • SU32422A1 - Hydraulic device for measuring tension in cables, chains, etc. : en ru
  • PL18845B1 - Zip fastener for clothes, handbags and similar items. : en pl
  • SU32416A1 - Transformer for direct feeding an asynchronous motor : en ru
  • SU32048A1 - High voltage transformer : en ru
  • CH164113A - Steam heating apparatus, in particular for railway vehicles. : en fr
  • SU32121A1 - Lifting machine with friction drum : en ru
  • US1927959A - Air heater : en
  • SU32096A1 - Hospital safety device : en ru
  • AU1446033A - Improvements in electron discharge devices : en
  • CH164372A - Hair clipper. : de en
  • AT134719B - Arrangement for remote measurement, in particular total remote measurement. : de en
  • CA335865A - Timber drying apparatus : en fr
  • CH164190A - Process for the production of decaffeinated coffee beans. : de en
  • CH164285A - Connection device on machine parts interlocking with one another by means of conical seat surfaces. : de en
  • AT134762B - Washing device. : de en
  • GB399106A - Improvements in or relating to branch pipe fittings : en
  • GB399469A - Improvements in or relating to television systems : en
  • SU32227A1 - Cultivator for surface steam treatment : en ru
  • SU32268A1 - Cable chain : en ru
  • DE585050C - Process for the production of anhydrous acetic acid : de en
  • AT134731B - Headlight lens. : de en
  • CH164097A - Fruit sorting device. : de en
  • ES131610A1 - A procedure for the manufacture of blinds-blinds. : en es
  • SU32354A1 - Shelf to the bank of the empty machines for laying coils with roving when removing : en ru
  • US1928276A - Faucet packing washer : en
  • SU32047A1 - High voltage transformer : en ru
  • US1927854A - Device foe illuminating microscopic : en
  • US1928173A - Cooling drum for cooling of liquid and molten substances : en
  • DE584978C - Method for manufacturing a mirror wheel : de en
  • ES131629A1 - A refrigerating appliance for the storage, preservation and cooling of foodstuffs, materials that can be damaged and the like. : en es
  • ES1853U - Fridge. (Machine-translation by Google Translate, not legally binding) : en es
  • SU32300A1 - Copying machine : en ru
  • AU929432A - Improvements in inductance coil formers andthe like especially those for radio apparatus : en
  • SU32082A1 - Devices for supplying fuel from a tender of a locomotive to a hopper : en ru
  • DE584916C - Device for treating the individual images of developed light image strips by means of fluids : de en
  • FR752626A - Improvements to injectors that can be used in particular on internal combustion engines : en fr
  • AT134761B - Pot spinning machine for yarn made from draftable slivers. : de en
  • FR752507A - Process for the simultaneous production of potassium carbonate and sodium sulphate from potassium sulphate : en fr
  • GB398873A - Improvements in and relating to window regulators : en
  • PL18820B1 - Ring cutter. : en pl
  • USD90772S - Design for a pointer knob : en
  • AU1088433A - Improved attachment for rubber or leather top pieces of heels : en
  • DE584971C - Platen printing press : de en
  • DE585212C - Induction motor, especially for speaking machines : de en
  • PL18888B1 - Method of producing binders for oil paints. : en pl
  • SU32248A1 - Seeding machine, for example, tea from boxes : en ru
  • DE584918C - Trailer coupling for semi-trailer : de en
  • AT134776B - Device for utilizing vapor or exhaust steam. : de en
  • CA335985A - Oil and clay processing : en fr
  • SU31894A1 - Device for lifting cargo on the loom : en ru
  • US1928360A - Brake beam : en
  • PL18788B1 - Ski binding. : en pl
  • SU32169A1 - Device for determining the height of the wave : en ru
  • SU32297A1 - Cinema machine with continuous tape feed and optical alignment : en ru
  • SU32421A1 - A device for reproducing sound recorded on a gramophone record : en ru
  • US1928330A - Diaper : en
  • DE585107C - Control device for aircraft : de en
  • ES1896U - Tray for distribution of bottles (Machine-translation by Google Translate, not legally binding) : en es
  • CA336026A - Heat exchanger : en fr
  • CA335994A - Hydrocarbon oil processing : en fr
  • CH164106A - Process for lining walls with facing panels made of resistant hard material. : de en
  • PL18842B3 - A method of producing high-percentage cadmium mushroom. : en pl
  • SU31928A1 - The method of oxidation when heating petroleum hydrocarbons and mineral acids : en ru
  • SU32187A1 - Rim for lenses and mirrors of astronomical instruments : en ru
  • SU32384A1 - Stopwatch : en ru
  • US1928550A - Roller supporting bracket : en
  • USD90748S - Design for an ensemble garment : en
  • CH164428A - Process for the preparation of a salt of 2-ethoxy-6.9-diamino-acridine. : de en
  • CH164437A - Process for the production of a chromium-containing dye which coloring in red shades. : de en
  • SU31970A1 - Shutter for side hooks of self-unloading cars : en ru
  • SU32113A1 - Safety brake device for steam-powered lifts : en ru
  • CH164165A - Circular loom. : en fr
  • CH164197A - Process for the preparation of triphenyl phosphate. : de en
  • PL18841B3 - : en pl
  • CA336020A - Moisture content ascertaining apparatus : en fr
  • CA335928A - Lubricating system : en fr
  • CH164243A - Device for blocking the tempering position of the movable adjustment members of a mechanical time fuze with clockwork movement. : en fr
  • DE584908C - Mobile greenhouse : de en
  • AU830732A - An improved variable hydraulic power transmission device : en
  • BE397539A - Method and device for editing, post-sound reinforcement of silent films and dubbing of sound films : en fr
  • DE585204C - Steam heating system : de en
  • CH164365A - Dentifrices. : de en
  • SU32383A1 - Water or hourglass : en ru
  • US1927860A - Broadcast transmitting system : en
  • US1927950A - Thread trimmer for buttonhole sewing machines : en
  • US1928564A - Headlight : en
  • US1928565A - Test device : en
  • PL18858B1 - Method for the simultaneous production of phenolcarbonic acids from halogenated aromatic hydrocarbons. : en pl
  • US1927914A - Lubrication : en
  • US1928126A - Meat suppokt : en
  • DE585104C - Screw press for oil fruits : de en
  • SU32078A1 - Electrode holder : en ru
  • US1928125A - Calculating machine : en
  • CA335915A - Desk set : en fr
  • AT134741B - Cylindrical zinc pole socket with lugs for soldering to the zinc cups of the galvanic elements. : de en
  • GB398884A - Improvements in or relating to winding machines for yarn, thread or the like : en
  • SU31913A1 - Hanging shelf for fastening mines with concrete : en ru
  • CH164279A - Adjustable mandrel. : de en
  • SU32290A1 - The way to save the bat birds : en ru
  • CH164146A - Mobile table. : de en
  • ES961Y - Cup with metal closure to contain liquor. : en es
  • CH164139A - Seating. : de en
  • CH164332A - Spark gap for lightning protection devices. : de en
  • CA335911A - Traffic control system : en fr
  • SU31996A1 - Device for centralized electrical control of the arrow : en ru
  • US1928499A - Fireplace construction and damper therefor : en
  • SU32235A1 - Landing machine : en ru
  • US1928556A - Dispensing machine : en
  • BE398030A - : en fr
  • CA336024A - Coupling : en fr
  • PL18800B1 - A method of producing a mass for increasing the gloss and whiteness of printing paper. : en pl
  • USD90793S - Design for a clock case : en
  • CH164358A - Insulating base for incandescent lamps to be screwed into threaded sockets. : de en
  • CA336027A - Sliding door : en fr
  • CH164291A - Pipe connection piece that allows axial displacement of the pipes to be connected. : de en
  • CH164137A - Pillow. : en fr
  • CH164189A - Process for the manufacture of a product containing digested cocoa and sugar for the preparation of cocoa drink. : de en
  • CH164228A - Device for physical exercises similar to rowing. : de en
  • CH164248A - Fixing device. : en fr
  • SU31961A1 - Single pass road profiling machine : en ru
  • SU32182A1 - A device for fastening a flat cushion in a platform scale : en ru
  • SU32004A1 - Device for transmitting synoptic map data : en ru
  • SU31938A1 - Distillation column for cleaning and continuous furfural production : en ru
  • SU32337A1 - Temperature Alarm Device : en ru
  • SU31858A1 - Adaptation to clamping chucks for turning them on the run of the machine : en ru
  • US1927904A - Circuit breaker : en
  • US1928144A - Fluid pressure actuating device : en
  • US1928271A - Twist counter : en
  • CH164360A - Artificial dentition. : de en
  • DE584699C - Trouser holder : de en
  • CH164321A - Electrical contact pin. : de en
  • SU31900A1 - Drilometer : en ru
  • SU32284A1 - Spring derka : en ru
  • SU32326A1 - Bayonet to the gun : en ru
  • SU31968A1 - Device for pouring ash in the locomotive smoke box : en ru
  • FR752511A - Archimedean screw device for bagging finely divided materials : en fr
  • FR752555A - Aircraft thruster and its application : en fr
  • CA335868A - Solid fuel burning apparatus : en fr
  • CH164131A - Machine for processing floors. : de en
  • ES131634A1 - A device for the automatic feeding of metal in casting machines of types. : en es
  • DE585069C - Alignment device for writing sheets on typewriters equipped with rows of holes : de en
  • BE398201A - : en fr
  • CA335976A - Hot water accumulator : en fr
  • FR752729A - Mechanical fuel injection device by open nozzle for internal combustion engine : en fr
  • GB398934A - Improvements in hinges for doors, gates and such like : en
  • PL18813B1 - Method of obtaining catalysts insensitive to poisoning. : en pl
  • CA336023A - Oil conversion : en fr
  • DE584928C - Car body door of pressed metal, in particular for motor vehicles : de en
  • CH164200A - Process for the preparation of an azo dye. : de en
  • SU31908A1 - Articulated arm : en ru
  • US1928073A - Planer band saw : en
  • US1928421A - Telegraph signal transmitting apparatus : en
  • CH164296A - Vane pump operated with compressed air. : de en
  • SU32408A1 - Ditch trough for the cooling channel of rolling mills : en ru
  • SU32419A1 - Air light device : en ru
  • US1927922A - Combined automobile trunk and accessory drawer : en
  • US1928334A - Current limit relay : en
  • PL18859B1 - Device for preventing the ignition of a film strip. : en pl
  • US1928160A - Apparatus for sealing laminated glass : en
  • SU32156A1 - Adaptation to the syringe machine for making mastic seals : en ru
  • US1927996A - Distributor : en
  • US1928147A - Meter : en
  • CA336018A - Copper buss or conductor : en fr
  • SU31924A1 - Rope peat to peat machine : en ru
  • AT134771B - Control device for drying by means of steam-heated dry bodies. : de en
  • CH164175A - Method for automatic periodic switching of electric motors in washing machines and the like and device for carrying out the method. : de en
  • SU32242A1 - Mower mounted to tractor : en ru
  • US1928030A - Sand spreading apparatus : en
  • US1928289A - Blister trap for glass furnaces : en
  • AT134780B - Radiators for automobiles. : de en
  • CH164272A - Device for the manufacture of new and for reworking used web shuttle. : de en
  • CH164342A - Electric discharge tube. : de en
  • GB399001A - Improvements in gear cutting machines : en
  • ES1905U - Extendable rocking chair. (Machine-translation by Google Translate, not legally binding) : en es
  • USD90752S - Design for a game board : en
  • USD90793HS - Pto - boyers : en
  • PL18822B1 - A method for producing richer-carbon hydrocarbons from poorer hydrocarbons and a device for carrying out this method. : en pl
  • SU32346A1 - Apparatus for separating fibrous material by fiber length : en ru
  • SU32382A1 - Air valve with float valve for hermetically sealed tanks : en ru
  • CA335922A - Valve inside : en fr
  • CA335934A - Buffer : en fr
  • CA335991A - Acetic acid : en fr
  • AT134787B - Device for equalizing the brush pressure of more than two adjacent brushes. : de en
  • CA335957A - Ether package : en fr
  • CH164179A - Work overgarment. : de en
  • SU32058A1 - The method of determining the oscillatory potential of the antenna : en ru
  • SU32299A1 - Projector for reading books, etc., reproduced on film : en ru
  • US1928005A - Glass grinding apparatus : en
  • US1928129A - Soldering iron : en
  • US1928478A - Printing telegraph system : en
  • SU31982A1 - Automatic coupling : en ru
  • US1928481A - Cutting-off mechanism in cigarette making and similar machines : en
  • US1928484A - Thermostatic electric switch : en
  • PL18824B1 - Copper alloy. : en pl
  • US1927842A - Noncobeosive alcohol : en
  • US1928517A - Electrode holder : en
  • US1928602A - Car-vestibule construction : en
  • AT134748B - Electrolytic capacitor. : de en
  • BE398146A - Improvements in color photography : en fr
  • CH164322A - Connector pin. : de en
  • CH164341A - Method for periodically switching electrical currents on and off. : de en
  • DE585211C - Electric speaking machine drive mechanism : de en
  • DE584795C - Closed electric arc lamp with electrodes made of difficult-to-melt materials : de en
  • DE585213C - Sound recording and playback machine : de en
  • AT134756B - Glow lamps with high luminance. : de en
  • CA335885A - Display stand : en fr
  • CH164377A - Registration device. : de en
  • USD90758S - Design fob a shoe vamp : en
  • SU31901A1 - Shotgun : en ru
  • SU32152A1 - The device for washing and blowing the internal cavity of rubber : en ru
  • US1927902A - Seamless diaphragm : en
  • CA335923A - Bowl classifier : en fr
  • DE584867C - Device for hanging electrical overhead lines on insulators by means of articulated suspension clamps : de en
  • DE584995C - Runner for electrical machines with winding grooves and flanged shaft stubs that also extend over the face of the runner body : de en
  • FR752825A - Improvements to lubrication and cooling systems : en fr
  • FR752662A - Advanced rigid insulator : en fr
  • FR752727A - movie crawl tv transmitter : en fr
  • PL18840B1 - A method of electrolysis of zinc salt solutions and an apparatus for carrying out this method. : en pl
  • PL18865B1 - Roller set, especially for mills. : en pl
  • US1928039A - Blast furnace charging system : en
  • CA336017A - Collapsible container : en fr
  • US1928324A - Double band internal expanding clutch : en
  • AT134792B - DC control set. : de en
  • US1927962A - Guide and guard for paintbrushes : en
  • CA335964A - Anti-skid device : en fr
  • CH164134A - Holder for sheet-shaped objects. : de en
  • CH164392A - Optical device for signaling or advertising. : en fr
  • US1928236A - Harvester : en
  • US1928249A - Antiglare device : en
  • US1928309A - Sound transmitting device : en
  • AT134772B - Drawing device. : de en
  • CA335937A - Light signal : en fr
  • USD90776S - Design for an automobile radiator : en
  • AT134726B - : de en
  • PL18760B1 - Illuminating lamp filled with a mixture of noble gases. : en pl
  • US1928244A - Automatically variable change speed gear device : en
  • US1928258A - Means for cementing soles to shoes : en
  • SU32369A1 - Mica splitting machine : en ru
  • CA335983A - Mash separation : en fr
  • PL18805B1 - A method of hot rolling of sheet metal in strips and a device for this purpose. : en pl
  • SU32105A1 - Automatic desoldering funnels on thermometers : en ru
  • SU32162A1 - Dividing machine for the simultaneous application of scratches on cylindrical and conical products : en ru
  • SU32402A1 - Fitting to shuttleless weaving machines for weft trimming : en ru
  • CA335920A - Deoiling process : en fr
  • GB398991A - Improved clutch mechanism for motor vehicles : en
  • SU32388A1 - Protective grid for hydraulic structures : en ru
  • AU1073833A - Improvements in adjustable louvre windows : en
  • CA335993A - Hydrocarbon oil processing : en fr
  • CA335873A - Tire chain : en fr
  • FR752668A - Improvements to electric tubes with gas or metal vapor discharge : en fr
  • SU32368A1 - Brick burning kiln : en ru
  • US1928093A - Signaling system : en
  • SU32349A1 - Spindle for twisting and spinning machines : en ru
  • CH164329A - Security element for switchboards. : de en
  • FR752765A - Multi-element craft, removable or foldable, more particularly used as a pleasure boat : en fr
  • GB398975A - An improved coin freed machine for the sale of sweetmeats, sandwiches, newspapers and the like : en
  • BE398333A - : en
  • CA335943A - Artificial minnow : en fr
  • CH164109A - Aqueous dispersion of bituminous substances and process for their production. : de en
  • FR752646A - Process for transforming a fur skin with its fur into ordinary skin, and resulting product : en fr
  • FR752824A - Pinion drive mechanism for oblique roll mills : en fr
  • GB399064A - Improvements in gaseous fuel burners : en
  • CA336010A - Telegraph exchange switchboard : en fr
  • GB399111A - Presser-foot for sewing machines : en
  • CH164108A - Bed spur for wooden railway sleepers to prevent the track from shifting sideways. : de en
  • SU32267A1 - Device for connecting the ends of cords from the intestines : en ru
  • US1928075A - Double centrifugal fan and process of making the same : en
  • US1928092A - Air brake : en
  • DE585220C - Process for treating heavy oil in the feed line of internal combustion engines by catalysis : de en
  • SU32070A1 - Rotary device for induction furnaces without iron core : en ru
  • US1928158A - Ladder : en
  • CH164278A - Electric screwdriver. : de en
  • SU32032A1 - Three phase winding : en ru
  • CA335947A - Sound reproducing apparatus : en fr
  • CH164356A - Sockets for electric lamps, in particular on headlights. : de en
  • CH164129A - Device for grilling in gas stoves. : en fr
  • US1928246A - Stone and masonry renovating device : en
  • DE585122C - Bevel gear reversing gear : de en
  • DE585232C - Lock for doors with a push-through key and a bolt lock that comes into effect when the door is open : de en
  • PL18734B1 - A method for the preparation of washing, emulsifying and wetting organic sulfonic acids or sulfonates. : en pl
  • SU32027A1 - Device for reducing the dissipation field of additional poles at a DC dynamo : en ru
  • SU32176A1 - Apparatus for measuring the amount of fluid flowing : en ru
  • SU32365A1 - Method of manufacturing exhaust pipes for locomotive depot : en ru
  • SU32127A1 - Interfloor overlap : en ru
  • US1928164A - Heater : en
  • FR752691A - : fr
  • GB399198A - Improvements relating to the supply of anti-detonating, or other liquids to the fuel supply line of internal combustion engines : en
  • GB398921A - Improvements in or relating to sound reproducing machines : en
  • FR752771A - Support for pharmaceutical tablets : en fr
  • FR752784A - Two-stroke internal combustion engine : en fr
  • US1927896A - Automatic welding device : en
  • US1928199A - Machine for filling match boxes : en
  • FR752707A - Methods and apparatus for preventing and removing facial wrinkles : en fr
  • GB398962A - Vacuum steam heating apparatus : en
  • GB399146A - Improvements in or relating to dust collectors for pneumatic separating apparatus : en
  • GB399015A - Improvements in woods and jacks for use in the game of bowls : en
  • DE584910C - Arrangement of the regulator switch and the breaker on electrical machines for lighting and ignition : de en
  • ES131086A1 - ELECTRIC SWITCH : en es
  • GB398879A - Improvements in tilting boiling pans and the like : en
  • CA335971A - Spray gun : en fr
  • CH164293A - Manual transmission. : de en
  • GB398927A - Method of and means for the storage of heat : en
  • US1928487A - Safety switch : en
  • SU32218A1 - Watch for watchmen : en ru
  • US1928286A - Fourdrinier paper machine : en
  • CA335855A - Monolithic construction : en fr
  • SU31897A1 - Cover to the mold for centrifugal casting : en ru
  • SU32255A1 - Potato peeling machine etc. : en ru
  • SU32294A1 - Role-paper impregnation machine with wax and the like and substances : en ru
  • US1928523A - Motor-car with sliding doors : en
  • ES131574A3 - A procedure for the manufacture of engravings that allow typographic printing, in any frame, on all kinds of papers. : en es
  • FR752779A - Process for making clichés for intaglio engraving : en fr
  • US1928256A - Insecticide and process for making the same : en
  • CA335935A - Refrigerating apparatus : en fr
  • CH164132A - Dust collector box. : de en
  • CH164253A - Holders with partitions for table-shaped objects, in particular records. : de en
  • CA335905A - Viscose syrup ripening apparatus : en fr
  • PL18808B3 - A device for compacting coal charges for coke ovens. : en pl
  • SU32088A1 - Soap cutting machine : en ru
  • SU32204A1 - Abacus with a device for multiplying and making numbers : en ru
  • SU32282A1 - Device for cleaning the edges of the holes from burrs : en ru
  • DE585260C - Process for self-cleaning spark plugs : de en
  • PL18867B1 - Concrete room furnace for solid fuel. : en pl
  • SU31952A1 - Device for loading bandages during annealing in wells : en ru
  • US1928033A - Cooling apparatus for reciprocating pistons : en
  • DE585261C - Intermediate cast metal for welding railroad or tram tracks and the like. like : de en
  • CH164168A - Device on base plates for braiding machines to guide the bobbin lace boats. : de en
  • FR752826A - Device for fixing bulbs and other light objects : en fr
  • FR752838A - Improvement in flue pipes : en fr
  • CH164181A - Tracksuit. : de en
  • SU32165A1 - Level for automatic recording of slope : en ru
  • PL18853B1 - A zipper fastener, a method of its production and a device for carrying out this method. : en pl
  • US1927954A - Box toe conditioning machine : en
  • CH164230A - Device for adjusting and holding the binding on the ski. : de en
  • US1928234A - Stenciling machine : en
  • US1928339A - Conveyer : en
  • US1928475A - Brake actuating mechanism : en
  • DE584976C - Spring tensioning mechanism for double wire pull cables : de en
  • DE585183C - Electrical switch with rigid, movably mounted contact fingers : de en
  • ES990Y - Armor for horseshoes, in reinforced rubber, for draft animals and others. : en es
  • GB398885A - Protector for bung, tap, cork holes and the like : en
  • US1928150A - Hydraulic drive for machine tools : en
  • FR752590A - Spark plug cleaner : en fr
  • US1928391A - Mold for shaping confections : en
  • DE584807C - Machine for the production of webs from regenerated cellulose : de en
  • PL18817B1 - Self-made firearm. : en pl
  • US1928167A - Coal burner : en
  • FR752819A - Control mechanism for oblique roll mills : en fr
  • GB399179A - Improvements in water flow control apparatus : en
  • CA335890A - Sound producing device : en fr
  • CA335960A - Mould cope drying means : en fr
  • FR752532A - Tube assembly for the production of controlled tilting oscillations : en fr
  • FR752820A - Control mechanism for oblique roll mills : en fr
  • GB399171A - Improvements in compositions containing artificial filament-forming substances and products made therefrom : en
  • DE585193C - Process for the aftertreatment of rayon : de en
  • SU32198A1 - A device for determining the content of burrows in m grain bread : en ru
  • US1928212A - Refrigerator : en
  • SU32060A1 - Relay : en ru
  • US1928586A - Machine switching for printer concentrator circuits : en
  • CH164431A - Process for the production of a new azo dye. : de en
  • DE585280C - Noiseless type carrier drive by means of double toggle levers for writing and similar machines : de en
  • FR752513A - Method for the operation of pressurized gas switches : en fr
  • GB399047A - Improvements in the suspension of railway cars and other rail vehicles : en
  • CH164344A - Device for controlling discharge vessels containing metal vapor or gas with the aid of anode grids. : de en
  • GB399090A - Improvements in and relating to the manufacture of building slabs : en
  • GB399114A - Improvements in or relating to boxes formed from cardboard or other sheet material : en
  • DE585054C - Rotary feeder for dusty substances : de en
  • GB399183A - Improvements in pigments and paints : en
  • CA335888A - Thermostat : en fr
  • ES131002A1 - A process for manufacturing cellulosic films intended to serve as supports for chemical products. : en es
  • FR752514A - Dust extractor with suction nozzle directly connected to the device : en fr
  • FR752554A - New overcurrent signal : en fr
  • FR752763A - Quick opening strip for envelopes, cases, boxes and all similar : en fr
  • FR752810A - Improvement in key cases : en fr
  • GB398901A - Improvements in or relating to safety razors : en
  • PL18768B1 - A device for mounting flexible plates in frames. : en pl
  • SU32225A1 - Disc Plow Knife : en ru
  • SU32324A1 - Automatic steering machine for torpedoes, self-guiding to the target : en ru
  • SU32329A1 - Method of attaching rubber soles to shoes : en ru
  • US1928091A - Air brake : en
  • US1928311A - Apparatus for moistening stencil card blanks : en
  • US1927909A - Furnace wall construction : en
  • SU32210A1 - Counters for monitoring the combustion of fuel : en ru
  • US1927966A - Lifting air screw for air vehicles : en
  • US1928575A - High tension cable : en
  • FR752579A - Cleaning device : en fr
  • GB399081A - Device for recording sound on gramophone discs : en
  • CH164226A - Film cutting and gluing machine. : de en
  • ES130745A1 - PROCEDURE FOR CLOSING THE TIES AND METAL STRAP FENCES ON THE PACKAGING : en es
  • GB399032A - Improvements in or relating to a method and mechanism for trimming and cutting paper stock : en
  • FR752832A - Electric capacitor whose dielectric is formed by an oxide layer, in particular electrolytic capacitor : en fr
  • ES131650A3 - A new electric oven system for the preparation of "sandwich" empanadas and the like. : en es
  • FR752588A - Light electric tube : en fr
  • FR752808A - : fr
  • FR752816A - Profiled sheet metal with interlocking joint, for roofs and similar applications : en fr
  • PL18886B3 - A method of making clay from minerals, rocks and slugs containing clay. : en pl
  • DE584828C - Underwater sound device firmly connected to the hull : de en
  • DE584855C - Method for determining the degree of aging of spirits, especially brandy : de en
  • DE584864C - Fine-edged thin blade and process for its manufacture : de en
  • PL18764B1 - Rotary filters. : en pl
  • SE78492C1 - : sv
  • US1927872A - Rubbing compound : en
  • US1928587A - Trimming mechanism for sewing machines : en
  • US1928553A - Method of scanning images in television : en
  • ES131400A1 - Closure for axle supports, especially for transport trolleys. : en es
  • GB398906A - Improvements in the drying and heating of moulds for casting metals : en
  • PL18761B1 - A cylindrical timing slide with continuous rotary motion and reciprocating axial motion, in particular for two-stroke internal combustion engines, and in particular for liquid fuel engines. : en pl
  • US1928174A - Electric lamp : en
  • US1928436A - Mercury derivative of nitro-metacresols : en
  • AT134779B - Tube insert. : de en
  • CA335914A - Synchronous motor or condenser control system : en fr
  • DE584997C - Electric heater for ovens and heating devices : de en
  • GB399145A - Illuminating means for typewriters : en
  • DE584856C - Process for the preparation of solutions containing urea-formaldehyde condensation products with a predetermined gelatinization time : de en
  • DE584861C - Protection device for flue gas feed water preheater : de en
  • DE584898C - Automatic scale with an auxiliary scale for weighing out the remains and a counter : de en
  • DK47815C - Procedure for Controlling Electric Ship Propulsion Devices. : da en
  • SU32314A1 - Spring tire for trolley wheels : en ru
  • US1928022A - Eggbeater : en
  • CH164125A - Device for automatic adjustment of fuel admission in liquid fuel heating installations. : en fr
  • US1927837A - Display cabinet for glaziers' supplies : en
  • DE584826C - Fire alarm with restraint device : de en
  • DE585062C - Process and device for the production of pulp : de en
  • SU32199A1 - Apparatus for studying the spread of cement slurry to filter through narrow gaps : en ru
  • CH164117A - Mold for casting refractory parts in alumina silicate. : en fr
  • DE584858C - Process for the production of curable high molecular weight condensation products : de en
  • DE584942C - Device for tightening the turnbuckle for sheet pile anchors lying under water : de en
  • SU31895A1 - Writing machine : en ru
  • SU32392A1 - Artificial foundation for building foundations : en ru
  • US1927850A - Refining of vegetal oils and fats : en
  • US1928514A - Cutter head for boring machines : en
  • SU32034A1 - Manifold plate for electric machine manifolds : en ru
  • US1928176A - Spring for vehicles : en
  • US1928522A - Soldering iron : en
  • SU32108A1 - A device for mechanical cutting of a glass panel pulled by Furco’s machines : en ru
  • CH164390A - Illuminated panel for bell pushbuttons. : en fr
  • GB398945A - Improvements relating to gauge glasses and the like : en
  • FR752653A - Strobe radio compass detection and amplification system and other applications : en fr
  • SU32343A1 - Wool combing device : en ru
  • US1927840A - Working up oxidation products prepared from solid hydrocarbons : en
  • US1928315A - Direction signaling device : en
  • PL18798B1 - Shelter filter. : en pl
  • US1928412A - Vericle : en
  • US1928458A - Ring fracturing machine : en
  • CA336031A - Protective paper for plants : en fr
  • CH164302A - Method for preventing vibrations in suction lines of gas-sucking machines. : de en
  • US1927880A - Signaling : en
  • PL18775B1 - A method of producing a corrugated sheet with the tops of waves protruding above the corrugations of the waves and an apparatus for carrying out this method. : en pl
  • USD90761S - Design fob a smoker s stand : en
  • BE398159A - : en
  • CH164159A - Funnel. : de en
  • DE584977C - Storage of the grinding piece of pantographs, especially for electric railways : de en
  • ES131605A1 - An apparatus to separate the almendrón from the shell of the almond. : en es
  • GB398938A - Improvements in or relating to dog starting apparatus : en
  • FR752529A - electrode for electric arc welding : en fr
  • FR752630A - Apparatus intended to facilitate the use of bolts, nuts, or the like : en fr
  • SU32072A1 - Electric welding machine : en ru
  • SU32203A1 - Keyless calculator for adding and subtracting with a printing device : en ru
  • US1927849A - Cloth expander and guide : en
  • US1928486A - Sewing machine frame : en
  • PL18827B1 - A method of absorbing organic cyclic compounds with one or more double bonds in a molecule. : en pl
  • US1928566A - Power braking and clutch releasing mechanism for automotive vehicles : en
  • CA336014A - Discharge tube : en fr
  • DE584835C - Removable roller shutter : de en
  • DE585059C - Fuel pump with storage piston arranged in the pump cylinder : de en
  • FR752597A - Improvements relating to prime movers : en fr
  • FR752692A - Device for fixing brushes or brooms on their handle : en fr
  • CA336025A - Electrical connector : en fr
  • PL18785B1 - Shaving knife sharpener. : en pl
  • US1927932A - Fluid pressure brake : en
  • CH164158A - Method and device for producing a bottle closure. : de en
  • ES1799U - Special handles, insulators for aluminum cookware (Machine-translation by Google Translate, not legally binding) : en es
  • FR752585A - Improvements made to buildings, especially those with metal frames : en fr
  • FR752524A - Anti-slip sand device for motor vehicles : en fr
  • US1928069A - Auxiliary tire valve : en
  • AT134774B - Steam boiler system for fluctuating operation. : de en
  • GB398916A - Improvements in and relating to lathe and like cutting tools : en
  • SU32362A1 - Press for dry brick pressing : en ru
  • SU32425A1 - Machine for grinding ore, stone and similar items : en ru
  • US1928013A - Combined voice panel and gun port : en